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update ping debug commands

This commit is contained in:
wlyu 2021-12-22 13:46:19 +08:00
parent 8992dce241 5799b31942
commit ebb1321b7c
310 changed files with 132313 additions and 132584 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
APP_Framework/Applications/control_app/Makefile
View File

@ -1,12 +1,12 @@
SRC_DIR :=
ifeq ($(CONFIG_RESOURCES_LWIP),y)
SRC_DIR += lwip_demo
ifeq ($(CONFIG_USING_CONTROL_PLC_OPCUA), y)
SRC_DIR += opcua_demo
endif
endif
include $(KERNEL_ROOT)/compiler.mk
SRC_DIR :=
ifeq ($(CONFIG_RESOURCES_LWIP),y)
SRC_DIR += lwip_demo
ifeq ($(CONFIG_USING_CONTROL_PLC_OPCUA), y)
SRC_DIR += opcua_demo
endif
endif
include $(KERNEL_ROOT)/compiler.mk

6
APP_Framework/Applications/control_app/lwip_demo/lwip_ping_demo.c
View File

@ -32,9 +32,8 @@
* Includes
******************************************************************************/
#if LWIP_IPV4 && LWIP_RAW
//#if LWIP_IPV4 && LWIP_RAW
#if 1
#include "ping.h"
#include "lwip/opt.h"
@ -81,7 +80,6 @@
/* System clock name. */
#define TEST_CLOCK_NAME kCLOCK_CoreSysClk
/*******************************************************************************
* Prototypes
******************************************************************************/

35
APP_Framework/Applications/control_app/lwip_demo/lwip_udp_demo.c
View File

@ -13,7 +13,7 @@
/**
* @file tcp_echo_socket_demo.c
* @brief One UDP demo based on LwIP
* @version 1.0
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
@ -23,14 +23,19 @@
#include "udp_echo.h"
#include <connect_ethernet.h>
static void NetStackTaskCreate(void* param);
#define UDP_TASK_STACK_SIZE 2048
extern void TcpIpInit(void);
extern char* send_msg;
int UdpEchoSocketDemo(int argc, char *argv[])
{
static void NetStackTaskCreate(void* param)
{
TcpIpInit();
UdpEchoInit();
}
int LwipUdpDemo(int argc, char *argv[])
{
if (argc == 2)
{
send_msg = argv[1];
@ -42,28 +47,20 @@ int UdpEchoSocketDemo(int argc, char *argv[])
(const char* )"NetStackTaskCreate",
NetStackTaskCreate,
(void* )NULL,
(uint16_t )512,
(uint16_t )UDP_TASK_STACK_SIZE,
15);
if(thr_id >= 0)
StartupKTask(thr_id);
StartupKTask(thr_id);
else{
KPrintf("NetStackTaskCreate create failed !\n");
return -1;
return -1;
}
return 0;
}
#ifndef SEPARATE_COMPILE
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_MAIN),
UdpEchoSocketDemo, UdpEchoSocketDemo, tcp_echo_socket function );
UdpTest, LwipUdpDemo, UDP socket demo function);
#endif
static void NetStackTaskCreate(void* param)
{
TcpIpInit();
UdpEchoInit();
}

9
APP_Framework/Applications/control_app/lwip_demo/ping.c
View File

@ -39,8 +39,7 @@
*/
#include "lwip/opt.h"
//tst by wly
#include "ip.h"
#if LWIP_RAW /* don't build if not configured for use in lwipopts.h */
#include "ping.h"
@ -184,8 +183,6 @@ ping_recv(int s)
struct sockaddr_storage from;
int fromlen = sizeof(from);
// lw_print("lw: [%s] recv %d\n",__func__, fromlen);
while((len = lwip_recvfrom(s, buf, sizeof(buf), 0, (struct sockaddr*)&from, (socklen_t*)&fromlen)) > 0) {
if (len >= (int)(sizeof(struct ip_hdr)+sizeof(struct icmp_echo_hdr))) {
ip_addr_t fromaddr;
@ -344,7 +341,6 @@ ping_send(struct raw_pcb *raw, const ip_addr_t *addr)
p = pbuf_alloc(PBUF_IP, (u16_t)ping_size, PBUF_RAM);
if (!p) {
lw_trace();
return;
}
if ((p->len == p->tot_len) && (p->next == NULL)) {
@ -380,9 +376,6 @@ ping_raw_init(void)
ping_pcb = raw_new(IP_PROTO_ICMP);
LWIP_ASSERT("ping_pcb != NULL", ping_pcb != NULL);
//tst by wly
lw_print("lw: [%s] pcb %p\n", __func__, ping_pcb);
raw_recv(ping_pcb, ping_recv, NULL);
raw_bind(ping_pcb, IP_ADDR_ANY);
sys_timeout(PING_DELAY, ping_timeout, ping_pcb);

386
APP_Framework/Applications/control_app/lwip_demo/udp_echo.c
View File

@ -1,191 +1,195 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file tcpecho.c
* @brief Add UDP client function
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include "udp_echo.h"
#include "lwip/opt.h"
#if LWIP_SOCKET
#include <lwip/sockets.h>
#include "lwip/sys.h"
#include "lwip/api.h"
#include <xs_ktask.h>
#define RECV_DATA (1024)
char* send_msg = "\n\nThis one is UDP pkg. Congratulations on you.\n\n";
static void UdpEchoThreadServer(void *arg)
{
KPrintf("UdpEchoThreadServer start.\n");
int sock = -1;
char *recv_data;
struct sockaddr_in udp_addr,seraddr;
int recv_data_len;
socklen_t addrlen;
while(1)
{
recv_data = (char *)malloc(RECV_DATA);
if (recv_data == NULL)
{
KPrintf("No memory\n");
goto __exit;
}
sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock < 0)
{
KPrintf("Socket error\n");
goto __exit;
}
udp_addr.sin_family = AF_INET;
udp_addr.sin_addr.s_addr = INADDR_ANY;
udp_addr.sin_port = htons(LOCAL_PORT_SERVER);
memset(&(udp_addr.sin_zero), 0, sizeof(udp_addr.sin_zero));
if (bind(sock, (struct sockaddr *)&udp_addr, sizeof(struct sockaddr)) == -1)
{
KPrintf("Unable to bind\n");
goto __exit;
}
KPrintf("UDP bind sucess, start to receive.\n");
KPrintf("\n\nLocal Port:%d\n\n", LOCAL_PORT_SERVER);
while(1)
{
memset(recv_data, 0, RECV_DATA);
recv_data_len=recvfrom(sock,recv_data,
RECV_DATA,0,
(struct sockaddr*)&seraddr,
&addrlen);
KPrintf("Receive from : %s\n",inet_ntoa(seraddr.sin_addr));
KPrintf("Recevce data : %s\n\n",recv_data);
sendto(sock,recv_data,
recv_data_len,0,
(struct sockaddr*)&seraddr,
addrlen);
}
__exit:
if (sock >= 0) closesocket(sock);
if (recv_data) free(recv_data);
}
}
static void UdpEchoThreadClient(void *arg)
{
KPrintf("UdpEchoThreadClient start.\n");
int sock_udp_send_once = -1;
sock_udp_send_once = socket(AF_INET, SOCK_DGRAM, 0);
if (sock_udp_send_once < 0)
{
KPrintf("Socket error\n");
goto __exit;
}
struct sockaddr_in udp_sock;
udp_sock.sin_family = AF_INET;
udp_sock.sin_port = htons(TARGET_PORT_CLIENT);
udp_sock.sin_addr.s_addr = PP_HTONL(LWIP_MAKEU32(IP_ADDR0_SERVER,IP_ADDR1_SERVER,IP_ADDR2_SERVER,IP_ADDR3_SERVER));
memset(&(udp_sock.sin_zero), 0, sizeof(udp_sock.sin_zero));
if (connect(sock_udp_send_once, (struct sockaddr *)&udp_sock, sizeof(struct sockaddr)))
{
KPrintf("Unable to connect\n");
goto __exit;
}
KPrintf("UDP connect sucess, start to send.\n");
KPrintf("\n\nTarget Port:%d\n\n", udp_sock.sin_port);
while (1)
{
KPrintf("Lwip client is running.\n");
sendto(sock_udp_send_once,send_msg,
strlen(send_msg),0,
(struct sockaddr*)&udp_sock,
sizeof(struct sockaddr));
KPrintf("Send UDP msg: %s ", send_msg);
MdelayKTask(1000);
}
__exit:
if (sock_udp_send_once >= 0) closesocket(sock_udp_send_once);
return;
}
void
UdpEchoInit(void)
{
#ifdef SET_AS_SERVER
sys_thread_new("UdpEchoThreadServer", UdpEchoThreadServer, NULL, 2048, 4);
#else
sys_thread_new("UdpEchoThreadClient", UdpEchoThreadClient, NULL, 2048, 4);
#endif
}
#endif /* LWIP_NETCONN */
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file tcpecho.c
* @brief Add UDP client function
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include "udp_echo.h"
#include "lwip/opt.h"
#if LWIP_SOCKET
#include <lwip/sockets.h>
#include "lwip/sys.h"
#include "lwip/api.h"
#include <xs_ktask.h>
#ifdef BOARD_CORTEX_M7_EVB
#define LWIP_UDP_TASK_STACK 4096
#else
#define LWIP_UDP_TASK_STACK 2048
#endif
#define RECV_DATA (1024)
char* send_msg = "\n\nThis one is UDP pkg. Congratulations on you.\n\n";
static void UdpEchoThreadServer(void *arg)
{
KPrintf("UdpEchoThreadServer start.\n");
int sock = -1;
char *recv_data;
struct sockaddr_in udp_addr,seraddr;
int recv_data_len;
socklen_t addrlen;
while(1)
{
recv_data = (char *)malloc(RECV_DATA);
if (recv_data == NULL)
{
KPrintf("No memory\n");
goto __exit;
}
sock = socket(AF_INET, SOCK_DGRAM, 0);
if (sock < 0)
{
KPrintf("Socket error\n");
goto __exit;
}
udp_addr.sin_family = AF_INET;
udp_addr.sin_addr.s_addr = INADDR_ANY;
udp_addr.sin_port = htons(LOCAL_PORT_SERVER);
memset(&(udp_addr.sin_zero), 0, sizeof(udp_addr.sin_zero));
if (bind(sock, (struct sockaddr *)&udp_addr, sizeof(struct sockaddr)) == -1)
{
KPrintf("Unable to bind\n");
goto __exit;
}
KPrintf("UDP bind sucess, start to receive.\n");
KPrintf("\n\nLocal Port:%d\n\n", LOCAL_PORT_SERVER);
while(1)
{
memset(recv_data, 0, RECV_DATA);
recv_data_len=recvfrom(sock,recv_data,
RECV_DATA,0,
(struct sockaddr*)&seraddr,
&addrlen);
KPrintf("Receive from : %s\n",inet_ntoa(seraddr.sin_addr));
KPrintf("Recevce data : %s\n\n",recv_data);
sendto(sock,recv_data,
recv_data_len,0,
(struct sockaddr*)&seraddr,
addrlen);
}
__exit:
if (sock >= 0) closesocket(sock);
if (recv_data) free(recv_data);
}
}
static void UdpEchoThreadClient(void *arg)
{
KPrintf("UdpEchoThreadClient start.\n");
int sock_udp_send_once = -1;
sock_udp_send_once = socket(AF_INET, SOCK_DGRAM, 0);
if (sock_udp_send_once < 0)
{
KPrintf("Socket error\n");
goto __exit;
}
struct sockaddr_in udp_sock;
udp_sock.sin_family = AF_INET;
udp_sock.sin_port = htons(TARGET_PORT_CLIENT);
udp_sock.sin_addr.s_addr = PP_HTONL(LWIP_MAKEU32(IP_ADDR0_SERVER,IP_ADDR1_SERVER,IP_ADDR2_SERVER,IP_ADDR3_SERVER));
memset(&(udp_sock.sin_zero), 0, sizeof(udp_sock.sin_zero));
if (connect(sock_udp_send_once, (struct sockaddr *)&udp_sock, sizeof(struct sockaddr)))
{
KPrintf("Unable to connect\n");
goto __exit;
}
KPrintf("UDP connect sucess, start to send.\n");
KPrintf("\n\nTarget Port:%d\n\n", udp_sock.sin_port);
while (1)
{
KPrintf("Lwip client is running.\n");
sendto(sock_udp_send_once,send_msg,
strlen(send_msg),0,
(struct sockaddr*)&udp_sock,
sizeof(struct sockaddr));
KPrintf("Send UDP msg: %s ", send_msg);
MdelayKTask(1000);
}
__exit:
if (sock_udp_send_once >= 0) closesocket(sock_udp_send_once);
return;
}
void
UdpEchoInit(void)
{
#ifdef SET_AS_SERVER
sys_thread_new("UdpEchoThreadServer", UdpEchoThreadServer, NULL, LWIP_UDP_TASK_STACK, 4);
#else
sys_thread_new("UdpEchoThreadClient", UdpEchoThreadClient, NULL, LWIP_UDP_TASK_STACK, 4);
#endif
}
#endif /* LWIP_NETCONN */

2
Ubiquitous/XiUOS/board/ok1052-c/third_party_driver/ethernet/enet_ethernetif.c
View File

@ -287,7 +287,7 @@ err_t ethernetif_init(struct netif *netif, struct ethernetif *ethernetif,
/* Init ethernetif parameters.*/
*ethernetif_enet_ptr(ethernetif) = ethernetif_get_enet_base(enetIdx);
LWIP_ASSERT("*ethernetif_enet_ptr(ethernetif) != NULL", (*ethernetif_enet_ptr(ethernetif) != NULL));
// LWIP_ASSERT("*ethernetif_enet_ptr(ethernetif) != NULL", (*ethernetif_enet_ptr(ethernetif) != NULL));
/* set MAC hardware address length */
netif->hwaddr_len = ETH_HWADDR_LEN;

30
Ubiquitous/XiUOS/resources/ethernet/LwIP/FILES
View File

@ -1,15 +1,15 @@
api/ - The code for the high-level wrapper API. Not needed if
you use the lowel-level call-back/raw API.
apps/ - Higher layer applications that are specifically programmed
with the lwIP low-level raw API.
core/ - The core of the TPC/IP stack; protocol implementations,
memory and buffer management, and the low-level raw API.
include/ - lwIP include files.
netif/ - Generic network interface device drivers are kept here.
For more information on the various subdirectories, check the FILES
file in each directory.
api/ - The code for the high-level wrapper API. Not needed if
you use the lowel-level call-back/raw API.
apps/ - Higher layer applications that are specifically programmed
with the lwIP low-level raw API.
core/ - The core of the TPC/IP stack; protocol implementations,
memory and buffer management, and the low-level raw API.
include/ - lwIP include files.
netif/ - Generic network interface device drivers are kept here.
For more information on the various subdirectories, check the FILES
file in each directory.

558
Ubiquitous/XiUOS/resources/ethernet/LwIP/Filelists.cmake
View File

@ -1,279 +1,279 @@
# This file is indended to be included in end-user CMakeLists.txt
# include(/path/to/Filelists.cmake)
# It assumes the variable LWIP_DIR is defined pointing to the
# root path of lwIP sources.
#
# This file is NOT designed (on purpose) to be used as cmake
# subdir via add_subdirectory()
# The intention is to provide greater flexibility to users to
# create their own targets using the *_SRCS variables.
set(LWIP_VERSION_MAJOR "2")
set(LWIP_VERSION_MINOR "1")
set(LWIP_VERSION_REVISION "2")
# LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases
# LWIP_VERSION_RC is set to LWIP_RC_DEVELOPMENT for Git versions
# Numbers 1..31 are reserved for release candidates
set(LWIP_VERSION_RC "LWIP_RC_RELEASE")
if ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}"
)
elseif ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_DEVELOPMENT")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}.dev"
)
else ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}.rc${LWIP_VERSION_RC}"
)
endif ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
# The minimum set of files needed for lwIP.
set(lwipcore_SRCS
${LWIP_DIR}/src/core/init.c
${LWIP_DIR}/src/core/def.c
${LWIP_DIR}/src/core/dns.c
${LWIP_DIR}/src/core/inet_chksum.c
${LWIP_DIR}/src/core/ip.c
${LWIP_DIR}/src/core/mem.c
${LWIP_DIR}/src/core/memp.c
${LWIP_DIR}/src/core/netif.c
${LWIP_DIR}/src/core/pbuf.c
${LWIP_DIR}/src/core/raw.c
${LWIP_DIR}/src/core/stats.c
${LWIP_DIR}/src/core/sys.c
${LWIP_DIR}/src/core/altcp.c
${LWIP_DIR}/src/core/altcp_alloc.c
${LWIP_DIR}/src/core/altcp_tcp.c
${LWIP_DIR}/src/core/tcp.c
${LWIP_DIR}/src/core/tcp_in.c
${LWIP_DIR}/src/core/tcp_out.c
${LWIP_DIR}/src/core/timeouts.c
${LWIP_DIR}/src/core/udp.c
)
set(lwipcore4_SRCS
${LWIP_DIR}/src/core/ipv4/autoip.c
${LWIP_DIR}/src/core/ipv4/dhcp.c
${LWIP_DIR}/src/core/ipv4/etharp.c
${LWIP_DIR}/src/core/ipv4/icmp.c
${LWIP_DIR}/src/core/ipv4/igmp.c
${LWIP_DIR}/src/core/ipv4/ip4_frag.c
${LWIP_DIR}/src/core/ipv4/ip4.c
${LWIP_DIR}/src/core/ipv4/ip4_addr.c
)
set(lwipcore6_SRCS
${LWIP_DIR}/src/core/ipv6/dhcp6.c
${LWIP_DIR}/src/core/ipv6/ethip6.c
${LWIP_DIR}/src/core/ipv6/icmp6.c
${LWIP_DIR}/src/core/ipv6/inet6.c
${LWIP_DIR}/src/core/ipv6/ip6.c
${LWIP_DIR}/src/core/ipv6/ip6_addr.c
${LWIP_DIR}/src/core/ipv6/ip6_frag.c
${LWIP_DIR}/src/core/ipv6/mld6.c
${LWIP_DIR}/src/core/ipv6/nd6.c
)
# APIFILES: The files which implement the sequential and socket APIs.
set(lwipapi_SRCS
${LWIP_DIR}/src/api/api_lib.c
${LWIP_DIR}/src/api/api_msg.c
${LWIP_DIR}/src/api/err.c
${LWIP_DIR}/src/api/if_api.c
${LWIP_DIR}/src/api/netbuf.c
${LWIP_DIR}/src/api/netdb.c
${LWIP_DIR}/src/api/netifapi.c
${LWIP_DIR}/src/api/sockets.c
${LWIP_DIR}/src/api/tcpip.c
)
# Files implementing various generic network interface functions
set(lwipnetif_SRCS
${LWIP_DIR}/src/netif/ethernet.c
${LWIP_DIR}/src/netif/bridgeif.c
${LWIP_DIR}/src/netif/bridgeif_fdb.c
${LWIP_DIR}/src/netif/slipif.c
)
# 6LoWPAN
set(lwipsixlowpan_SRCS
${LWIP_DIR}/src/netif/lowpan6_common.c
${LWIP_DIR}/src/netif/lowpan6.c
${LWIP_DIR}/src/netif/lowpan6_ble.c
${LWIP_DIR}/src/netif/zepif.c
)
# PPP
set(lwipppp_SRCS
${LWIP_DIR}/src/netif/ppp/auth.c
${LWIP_DIR}/src/netif/ppp/ccp.c
${LWIP_DIR}/src/netif/ppp/chap-md5.c
${LWIP_DIR}/src/netif/ppp/chap_ms.c
${LWIP_DIR}/src/netif/ppp/chap-new.c
${LWIP_DIR}/src/netif/ppp/demand.c
${LWIP_DIR}/src/netif/ppp/eap.c
${LWIP_DIR}/src/netif/ppp/ecp.c
${LWIP_DIR}/src/netif/ppp/eui64.c
${LWIP_DIR}/src/netif/ppp/fsm.c
${LWIP_DIR}/src/netif/ppp/ipcp.c
${LWIP_DIR}/src/netif/ppp/ipv6cp.c
${LWIP_DIR}/src/netif/ppp/lcp.c
${LWIP_DIR}/src/netif/ppp/magic.c
${LWIP_DIR}/src/netif/ppp/mppe.c
${LWIP_DIR}/src/netif/ppp/multilink.c
${LWIP_DIR}/src/netif/ppp/ppp.c
${LWIP_DIR}/src/netif/ppp/pppapi.c
${LWIP_DIR}/src/netif/ppp/pppcrypt.c
${LWIP_DIR}/src/netif/ppp/pppoe.c
${LWIP_DIR}/src/netif/ppp/pppol2tp.c
${LWIP_DIR}/src/netif/ppp/pppos.c
${LWIP_DIR}/src/netif/ppp/upap.c
${LWIP_DIR}/src/netif/ppp/utils.c
${LWIP_DIR}/src/netif/ppp/vj.c
${LWIP_DIR}/src/netif/ppp/polarssl/arc4.c
${LWIP_DIR}/src/netif/ppp/polarssl/des.c
${LWIP_DIR}/src/netif/ppp/polarssl/md4.c
${LWIP_DIR}/src/netif/ppp/polarssl/md5.c
${LWIP_DIR}/src/netif/ppp/polarssl/sha1.c
)
# SNMPv3 agent
set(lwipsnmp_SRCS
${LWIP_DIR}/src/apps/snmp/snmp_asn1.c
${LWIP_DIR}/src/apps/snmp/snmp_core.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_icmp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_interfaces.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_ip.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_snmp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_system.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_tcp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_udp.c
${LWIP_DIR}/src/apps/snmp/snmp_snmpv2_framework.c
${LWIP_DIR}/src/apps/snmp/snmp_snmpv2_usm.c
${LWIP_DIR}/src/apps/snmp/snmp_msg.c
${LWIP_DIR}/src/apps/snmp/snmpv3.c
${LWIP_DIR}/src/apps/snmp/snmp_netconn.c
${LWIP_DIR}/src/apps/snmp/snmp_pbuf_stream.c
${LWIP_DIR}/src/apps/snmp/snmp_raw.c
${LWIP_DIR}/src/apps/snmp/snmp_scalar.c
${LWIP_DIR}/src/apps/snmp/snmp_table.c
${LWIP_DIR}/src/apps/snmp/snmp_threadsync.c
${LWIP_DIR}/src/apps/snmp/snmp_traps.c
)
# HTTP server + client
set(lwiphttp_SRCS
${LWIP_DIR}/src/apps/http/altcp_proxyconnect.c
${LWIP_DIR}/src/apps/http/fs.c
${LWIP_DIR}/src/apps/http/http_client.c
${LWIP_DIR}/src/apps/http/httpd.c
)
# MAKEFSDATA HTTP server host utility
set(lwipmakefsdata_SRCS
${LWIP_DIR}/src/apps/http/makefsdata/makefsdata.c
)
# IPERF server
set(lwipiperf_SRCS
${LWIP_DIR}/src/apps/lwiperf/lwiperf.c
)
# SMTP client
set(lwipsmtp_SRCS
${LWIP_DIR}/src/apps/smtp/smtp.c
)
# SNTP client
set(lwipsntp_SRCS
${LWIP_DIR}/src/apps/sntp/sntp.c
)
# MDNS responder
set(lwipmdns_SRCS
${LWIP_DIR}/src/apps/mdns/mdns.c
)
# NetBIOS name server
set(lwipnetbios_SRCS
${LWIP_DIR}/src/apps/netbiosns/netbiosns.c
)
# TFTP server files
set(lwiptftp_SRCS
${LWIP_DIR}/src/apps/tftp/tftp_server.c
)
# MQTT client files
set(lwipmqtt_SRCS
${LWIP_DIR}/src/apps/mqtt/mqtt.c
)
# ARM MBEDTLS related files of lwIP rep
set(lwipmbedtls_SRCS
${LWIP_DIR}/src/apps/altcp_tls/altcp_tls_mbedtls.c
${LWIP_DIR}/src/apps/altcp_tls/altcp_tls_mbedtls_mem.c
${LWIP_DIR}/src/apps/snmp/snmpv3_mbedtls.c
)
# All LWIP files without apps
set(lwipnoapps_SRCS
${lwipcore_SRCS}
${lwipcore4_SRCS}
${lwipcore6_SRCS}
${lwipapi_SRCS}
${lwipnetif_SRCS}
${lwipsixlowpan_SRCS}
${lwipppp_SRCS}
)
# LWIPAPPFILES: All LWIP APPs
set(lwipallapps_SRCS
${lwipsnmp_SRCS}
${lwiphttp_SRCS}
${lwipiperf_SRCS}
${lwipsmtp_SRCS}
${lwipsntp_SRCS}
${lwipmdns_SRCS}
${lwipnetbios_SRCS}
${lwiptftp_SRCS}
${lwipmqtt_SRCS}
${lwipmbedtls_SRCS}
)
# Generate lwip/init.h (version info)
configure_file(${LWIP_DIR}/src/include/lwip/init.h.cmake.in ${LWIP_DIR}/src/include/lwip/init.h)
# Documentation
set(DOXYGEN_DIR ${LWIP_DIR}/doc/doxygen)
set(DOXYGEN_OUTPUT_DIR output)
set(DOXYGEN_IN ${LWIP_DIR}/doc/doxygen/lwip.Doxyfile.cmake.in)
set(DOXYGEN_OUT ${LWIP_DIR}/doc/doxygen/lwip.Doxyfile)
configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT})
find_package(Doxygen)
if (DOXYGEN_FOUND)
message("Doxygen build started")
add_custom_target(lwipdocs
COMMAND ${CMAKE_COMMAND} -E remove_directory ${DOXYGEN_DIR}/${DOXYGEN_OUTPUT_DIR}/html
COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
WORKING_DIRECTORY ${DOXYGEN_DIR}
COMMENT "Generating API documentation with Doxygen"
VERBATIM)
else (DOXYGEN_FOUND)
message("Doxygen needs to be installed to generate the doxygen documentation")
endif (DOXYGEN_FOUND)
# lwIP libraries
add_library(lwipcore EXCLUDE_FROM_ALL ${lwipnoapps_SRCS})
target_compile_options(lwipcore PRIVATE ${LWIP_COMPILER_FLAGS})
target_compile_definitions(lwipcore PRIVATE ${LWIP_DEFINITIONS} ${LWIP_MBEDTLS_DEFINITIONS})
target_include_directories(lwipcore PRIVATE ${LWIP_INCLUDE_DIRS} ${LWIP_MBEDTLS_INCLUDE_DIRS})
add_library(lwipallapps EXCLUDE_FROM_ALL ${lwipallapps_SRCS})
target_compile_options(lwipallapps PRIVATE ${LWIP_COMPILER_FLAGS})
target_compile_definitions(lwipallapps PRIVATE ${LWIP_DEFINITIONS} ${LWIP_MBEDTLS_DEFINITIONS})
target_include_directories(lwipallapps PRIVATE ${LWIP_INCLUDE_DIRS} ${LWIP_MBEDTLS_INCLUDE_DIRS})
# This file is indended to be included in end-user CMakeLists.txt
# include(/path/to/Filelists.cmake)
# It assumes the variable LWIP_DIR is defined pointing to the
# root path of lwIP sources.
#
# This file is NOT designed (on purpose) to be used as cmake
# subdir via add_subdirectory()
# The intention is to provide greater flexibility to users to
# create their own targets using the *_SRCS variables.
set(LWIP_VERSION_MAJOR "2")
set(LWIP_VERSION_MINOR "1")
set(LWIP_VERSION_REVISION "2")
# LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases
# LWIP_VERSION_RC is set to LWIP_RC_DEVELOPMENT for Git versions
# Numbers 1..31 are reserved for release candidates
set(LWIP_VERSION_RC "LWIP_RC_RELEASE")
if ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}"
)
elseif ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_DEVELOPMENT")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}.dev"
)
else ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
set(LWIP_VERSION_STRING
"${LWIP_VERSION_MAJOR}.${LWIP_VERSION_MINOR}.${LWIP_VERSION_REVISION}.rc${LWIP_VERSION_RC}"
)
endif ("${LWIP_VERSION_RC}" STREQUAL "LWIP_RC_RELEASE")
# The minimum set of files needed for lwIP.
set(lwipcore_SRCS
${LWIP_DIR}/src/core/init.c
${LWIP_DIR}/src/core/def.c
${LWIP_DIR}/src/core/dns.c
${LWIP_DIR}/src/core/inet_chksum.c
${LWIP_DIR}/src/core/ip.c
${LWIP_DIR}/src/core/mem.c
${LWIP_DIR}/src/core/memp.c
${LWIP_DIR}/src/core/netif.c
${LWIP_DIR}/src/core/pbuf.c
${LWIP_DIR}/src/core/raw.c
${LWIP_DIR}/src/core/stats.c
${LWIP_DIR}/src/core/sys.c
${LWIP_DIR}/src/core/altcp.c
${LWIP_DIR}/src/core/altcp_alloc.c
${LWIP_DIR}/src/core/altcp_tcp.c
${LWIP_DIR}/src/core/tcp.c
${LWIP_DIR}/src/core/tcp_in.c
${LWIP_DIR}/src/core/tcp_out.c
${LWIP_DIR}/src/core/timeouts.c
${LWIP_DIR}/src/core/udp.c
)
set(lwipcore4_SRCS
${LWIP_DIR}/src/core/ipv4/autoip.c
${LWIP_DIR}/src/core/ipv4/dhcp.c
${LWIP_DIR}/src/core/ipv4/etharp.c
${LWIP_DIR}/src/core/ipv4/icmp.c
${LWIP_DIR}/src/core/ipv4/igmp.c
${LWIP_DIR}/src/core/ipv4/ip4_frag.c
${LWIP_DIR}/src/core/ipv4/ip4.c
${LWIP_DIR}/src/core/ipv4/ip4_addr.c
)
set(lwipcore6_SRCS
${LWIP_DIR}/src/core/ipv6/dhcp6.c
${LWIP_DIR}/src/core/ipv6/ethip6.c
${LWIP_DIR}/src/core/ipv6/icmp6.c
${LWIP_DIR}/src/core/ipv6/inet6.c
${LWIP_DIR}/src/core/ipv6/ip6.c
${LWIP_DIR}/src/core/ipv6/ip6_addr.c
${LWIP_DIR}/src/core/ipv6/ip6_frag.c
${LWIP_DIR}/src/core/ipv6/mld6.c
${LWIP_DIR}/src/core/ipv6/nd6.c
)
# APIFILES: The files which implement the sequential and socket APIs.
set(lwipapi_SRCS
${LWIP_DIR}/src/api/api_lib.c
${LWIP_DIR}/src/api/api_msg.c
${LWIP_DIR}/src/api/err.c
${LWIP_DIR}/src/api/if_api.c
${LWIP_DIR}/src/api/netbuf.c
${LWIP_DIR}/src/api/netdb.c
${LWIP_DIR}/src/api/netifapi.c
${LWIP_DIR}/src/api/sockets.c
${LWIP_DIR}/src/api/tcpip.c
)
# Files implementing various generic network interface functions
set(lwipnetif_SRCS
${LWIP_DIR}/src/netif/ethernet.c
${LWIP_DIR}/src/netif/bridgeif.c
${LWIP_DIR}/src/netif/bridgeif_fdb.c
${LWIP_DIR}/src/netif/slipif.c
)
# 6LoWPAN
set(lwipsixlowpan_SRCS
${LWIP_DIR}/src/netif/lowpan6_common.c
${LWIP_DIR}/src/netif/lowpan6.c
${LWIP_DIR}/src/netif/lowpan6_ble.c
${LWIP_DIR}/src/netif/zepif.c
)
# PPP
set(lwipppp_SRCS
${LWIP_DIR}/src/netif/ppp/auth.c
${LWIP_DIR}/src/netif/ppp/ccp.c
${LWIP_DIR}/src/netif/ppp/chap-md5.c
${LWIP_DIR}/src/netif/ppp/chap_ms.c
${LWIP_DIR}/src/netif/ppp/chap-new.c
${LWIP_DIR}/src/netif/ppp/demand.c
${LWIP_DIR}/src/netif/ppp/eap.c
${LWIP_DIR}/src/netif/ppp/ecp.c
${LWIP_DIR}/src/netif/ppp/eui64.c
${LWIP_DIR}/src/netif/ppp/fsm.c
${LWIP_DIR}/src/netif/ppp/ipcp.c
${LWIP_DIR}/src/netif/ppp/ipv6cp.c
${LWIP_DIR}/src/netif/ppp/lcp.c
${LWIP_DIR}/src/netif/ppp/magic.c
${LWIP_DIR}/src/netif/ppp/mppe.c
${LWIP_DIR}/src/netif/ppp/multilink.c
${LWIP_DIR}/src/netif/ppp/ppp.c
${LWIP_DIR}/src/netif/ppp/pppapi.c
${LWIP_DIR}/src/netif/ppp/pppcrypt.c
${LWIP_DIR}/src/netif/ppp/pppoe.c
${LWIP_DIR}/src/netif/ppp/pppol2tp.c
${LWIP_DIR}/src/netif/ppp/pppos.c
${LWIP_DIR}/src/netif/ppp/upap.c
${LWIP_DIR}/src/netif/ppp/utils.c
${LWIP_DIR}/src/netif/ppp/vj.c
${LWIP_DIR}/src/netif/ppp/polarssl/arc4.c
${LWIP_DIR}/src/netif/ppp/polarssl/des.c
${LWIP_DIR}/src/netif/ppp/polarssl/md4.c
${LWIP_DIR}/src/netif/ppp/polarssl/md5.c
${LWIP_DIR}/src/netif/ppp/polarssl/sha1.c
)
# SNMPv3 agent
set(lwipsnmp_SRCS
${LWIP_DIR}/src/apps/snmp/snmp_asn1.c
${LWIP_DIR}/src/apps/snmp/snmp_core.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_icmp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_interfaces.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_ip.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_snmp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_system.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_tcp.c
${LWIP_DIR}/src/apps/snmp/snmp_mib2_udp.c
${LWIP_DIR}/src/apps/snmp/snmp_snmpv2_framework.c
${LWIP_DIR}/src/apps/snmp/snmp_snmpv2_usm.c
${LWIP_DIR}/src/apps/snmp/snmp_msg.c
${LWIP_DIR}/src/apps/snmp/snmpv3.c
${LWIP_DIR}/src/apps/snmp/snmp_netconn.c
${LWIP_DIR}/src/apps/snmp/snmp_pbuf_stream.c
${LWIP_DIR}/src/apps/snmp/snmp_raw.c
${LWIP_DIR}/src/apps/snmp/snmp_scalar.c
${LWIP_DIR}/src/apps/snmp/snmp_table.c
${LWIP_DIR}/src/apps/snmp/snmp_threadsync.c
${LWIP_DIR}/src/apps/snmp/snmp_traps.c
)
# HTTP server + client
set(lwiphttp_SRCS
${LWIP_DIR}/src/apps/http/altcp_proxyconnect.c
${LWIP_DIR}/src/apps/http/fs.c
${LWIP_DIR}/src/apps/http/http_client.c
${LWIP_DIR}/src/apps/http/httpd.c
)
# MAKEFSDATA HTTP server host utility
set(lwipmakefsdata_SRCS
${LWIP_DIR}/src/apps/http/makefsdata/makefsdata.c
)
# IPERF server
set(lwipiperf_SRCS
${LWIP_DIR}/src/apps/lwiperf/lwiperf.c
)
# SMTP client
set(lwipsmtp_SRCS
${LWIP_DIR}/src/apps/smtp/smtp.c
)
# SNTP client
set(lwipsntp_SRCS
${LWIP_DIR}/src/apps/sntp/sntp.c
)
# MDNS responder
set(lwipmdns_SRCS
${LWIP_DIR}/src/apps/mdns/mdns.c
)
# NetBIOS name server
set(lwipnetbios_SRCS
${LWIP_DIR}/src/apps/netbiosns/netbiosns.c
)
# TFTP server files
set(lwiptftp_SRCS
${LWIP_DIR}/src/apps/tftp/tftp_server.c
)
# MQTT client files
set(lwipmqtt_SRCS
${LWIP_DIR}/src/apps/mqtt/mqtt.c
)
# ARM MBEDTLS related files of lwIP rep
set(lwipmbedtls_SRCS
${LWIP_DIR}/src/apps/altcp_tls/altcp_tls_mbedtls.c
${LWIP_DIR}/src/apps/altcp_tls/altcp_tls_mbedtls_mem.c
${LWIP_DIR}/src/apps/snmp/snmpv3_mbedtls.c
)
# All LWIP files without apps
set(lwipnoapps_SRCS
${lwipcore_SRCS}
${lwipcore4_SRCS}
${lwipcore6_SRCS}
${lwipapi_SRCS}
${lwipnetif_SRCS}
${lwipsixlowpan_SRCS}
${lwipppp_SRCS}
)
# LWIPAPPFILES: All LWIP APPs
set(lwipallapps_SRCS
${lwipsnmp_SRCS}
${lwiphttp_SRCS}
${lwipiperf_SRCS}
${lwipsmtp_SRCS}
${lwipsntp_SRCS}
${lwipmdns_SRCS}
${lwipnetbios_SRCS}
${lwiptftp_SRCS}
${lwipmqtt_SRCS}
${lwipmbedtls_SRCS}
)
# Generate lwip/init.h (version info)
configure_file(${LWIP_DIR}/src/include/lwip/init.h.cmake.in ${LWIP_DIR}/src/include/lwip/init.h)
# Documentation
set(DOXYGEN_DIR ${LWIP_DIR}/doc/doxygen)
set(DOXYGEN_OUTPUT_DIR output)
set(DOXYGEN_IN ${LWIP_DIR}/doc/doxygen/lwip.Doxyfile.cmake.in)
set(DOXYGEN_OUT ${LWIP_DIR}/doc/doxygen/lwip.Doxyfile)
configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT})
find_package(Doxygen)
if (DOXYGEN_FOUND)
message("Doxygen build started")
add_custom_target(lwipdocs
COMMAND ${CMAKE_COMMAND} -E remove_directory ${DOXYGEN_DIR}/${DOXYGEN_OUTPUT_DIR}/html
COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
WORKING_DIRECTORY ${DOXYGEN_DIR}
COMMENT "Generating API documentation with Doxygen"
VERBATIM)
else (DOXYGEN_FOUND)
message("Doxygen needs to be installed to generate the doxygen documentation")
endif (DOXYGEN_FOUND)
# lwIP libraries
add_library(lwipcore EXCLUDE_FROM_ALL ${lwipnoapps_SRCS})
target_compile_options(lwipcore PRIVATE ${LWIP_COMPILER_FLAGS})
target_compile_definitions(lwipcore PRIVATE ${LWIP_DEFINITIONS} ${LWIP_MBEDTLS_DEFINITIONS})
target_include_directories(lwipcore PRIVATE ${LWIP_INCLUDE_DIRS} ${LWIP_MBEDTLS_INCLUDE_DIRS})
add_library(lwipallapps EXCLUDE_FROM_ALL ${lwipallapps_SRCS})
target_compile_options(lwipallapps PRIVATE ${LWIP_COMPILER_FLAGS})
target_compile_definitions(lwipallapps PRIVATE ${LWIP_DEFINITIONS} ${LWIP_MBEDTLS_DEFINITIONS})
target_include_directories(lwipallapps PRIVATE ${LWIP_INCLUDE_DIRS} ${LWIP_MBEDTLS_INCLUDE_DIRS})

410
Ubiquitous/XiUOS/resources/ethernet/LwIP/Filelists.mk
View File

@ -1,205 +1,205 @@
#
# Copyright (c) 2001, 2002 Swedish Institute of Computer Science.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
# SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
# OF SUCH DAMAGE.
#
# This file is part of the lwIP TCP/IP stack.
#
# Author: Adam Dunkels <adam@sics.se>
#
# COREFILES, CORE4FILES: The minimum set of files needed for lwIP.
COREFILES=$(LWIPDIR)/core/init.c \
$(LWIPDIR)/core/def.c \
$(LWIPDIR)/core/dns.c \
$(LWIPDIR)/core/inet_chksum.c \
$(LWIPDIR)/core/ip.c \
$(LWIPDIR)/core/mem.c \
$(LWIPDIR)/core/memp.c \
$(LWIPDIR)/core/netif.c \
$(LWIPDIR)/core/pbuf.c \
$(LWIPDIR)/core/raw.c \
$(LWIPDIR)/core/stats.c \
$(LWIPDIR)/core/sys.c \
$(LWIPDIR)/core/altcp.c \
$(LWIPDIR)/core/altcp_alloc.c \
$(LWIPDIR)/core/altcp_tcp.c \
$(LWIPDIR)/core/tcp.c \
$(LWIPDIR)/core/tcp_in.c \
$(LWIPDIR)/core/tcp_out.c \
$(LWIPDIR)/core/timeouts.c \
$(LWIPDIR)/core/udp.c
CORE4FILES=$(LWIPDIR)/core/ipv4/autoip.c \
$(LWIPDIR)/core/ipv4/dhcp.c \
$(LWIPDIR)/core/ipv4/etharp.c \
$(LWIPDIR)/core/ipv4/icmp.c \
$(LWIPDIR)/core/ipv4/igmp.c \
$(LWIPDIR)/core/ipv4/ip4_frag.c \
$(LWIPDIR)/core/ipv4/ip4.c \
$(LWIPDIR)/core/ipv4/ip4_addr.c
CORE6FILES=$(LWIPDIR)/core/ipv6/dhcp6.c \
$(LWIPDIR)/core/ipv6/ethip6.c \
$(LWIPDIR)/core/ipv6/icmp6.c \
$(LWIPDIR)/core/ipv6/inet6.c \
$(LWIPDIR)/core/ipv6/ip6.c \
$(LWIPDIR)/core/ipv6/ip6_addr.c \
$(LWIPDIR)/core/ipv6/ip6_frag.c \
$(LWIPDIR)/core/ipv6/mld6.c \
$(LWIPDIR)/core/ipv6/nd6.c
# APIFILES: The files which implement the sequential and socket APIs.
APIFILES=$(LWIPDIR)/api/api_lib.c \
$(LWIPDIR)/api/api_msg.c \
$(LWIPDIR)/api/err.c \
$(LWIPDIR)/api/if_api.c \
$(LWIPDIR)/api/netbuf.c \
$(LWIPDIR)/api/netdb.c \
$(LWIPDIR)/api/netifapi.c \
$(LWIPDIR)/api/sockets.c \
$(LWIPDIR)/api/tcpip.c
# NETIFFILES: Files implementing various generic network interface functions
NETIFFILES=$(LWIPDIR)/netif/ethernet.c \
$(LWIPDIR)/netif/bridgeif.c \
$(LWIPDIR)/netif/bridgeif_fdb.c \
$(LWIPDIR)/netif/slipif.c
# SIXLOWPAN: 6LoWPAN
SIXLOWPAN=$(LWIPDIR)/netif/lowpan6_common.c \
$(LWIPDIR)/netif/lowpan6.c \
$(LWIPDIR)/netif/lowpan6_ble.c \
$(LWIPDIR)/netif/zepif.c
# PPPFILES: PPP
PPPFILES=$(LWIPDIR)/netif/ppp/auth.c \
$(LWIPDIR)/netif/ppp/ccp.c \
$(LWIPDIR)/netif/ppp/chap-md5.c \
$(LWIPDIR)/netif/ppp/chap_ms.c \
$(LWIPDIR)/netif/ppp/chap-new.c \
$(LWIPDIR)/netif/ppp/demand.c \
$(LWIPDIR)/netif/ppp/eap.c \
$(LWIPDIR)/netif/ppp/ecp.c \
$(LWIPDIR)/netif/ppp/eui64.c \
$(LWIPDIR)/netif/ppp/fsm.c \
$(LWIPDIR)/netif/ppp/ipcp.c \
$(LWIPDIR)/netif/ppp/ipv6cp.c \
$(LWIPDIR)/netif/ppp/lcp.c \
$(LWIPDIR)/netif/ppp/magic.c \
$(LWIPDIR)/netif/ppp/mppe.c \
$(LWIPDIR)/netif/ppp/multilink.c \
$(LWIPDIR)/netif/ppp/ppp.c \
$(LWIPDIR)/netif/ppp/pppapi.c \
$(LWIPDIR)/netif/ppp/pppcrypt.c \
$(LWIPDIR)/netif/ppp/pppoe.c \
$(LWIPDIR)/netif/ppp/pppol2tp.c \
$(LWIPDIR)/netif/ppp/pppos.c \
$(LWIPDIR)/netif/ppp/upap.c \
$(LWIPDIR)/netif/ppp/utils.c \
$(LWIPDIR)/netif/ppp/vj.c \
$(LWIPDIR)/netif/ppp/polarssl/arc4.c \
$(LWIPDIR)/netif/ppp/polarssl/des.c \
$(LWIPDIR)/netif/ppp/polarssl/md4.c \
$(LWIPDIR)/netif/ppp/polarssl/md5.c \
$(LWIPDIR)/netif/ppp/polarssl/sha1.c
# LWIPNOAPPSFILES: All LWIP files without apps
LWIPNOAPPSFILES=$(COREFILES) \
$(CORE4FILES) \
$(CORE6FILES) \
$(APIFILES) \
$(NETIFFILES) \
$(PPPFILES) \
$(SIXLOWPAN)
# SNMPFILES: SNMPv2c agent
SNMPFILES=$(LWIPDIR)/apps/snmp/snmp_asn1.c \
$(LWIPDIR)/apps/snmp/snmp_core.c \
$(LWIPDIR)/apps/snmp/snmp_mib2.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_icmp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_interfaces.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_ip.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_snmp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_system.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_tcp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_udp.c \
$(LWIPDIR)/apps/snmp/snmp_snmpv2_framework.c \
$(LWIPDIR)/apps/snmp/snmp_snmpv2_usm.c \
$(LWIPDIR)/apps/snmp/snmp_msg.c \
$(LWIPDIR)/apps/snmp/snmpv3.c \
$(LWIPDIR)/apps/snmp/snmp_netconn.c \
$(LWIPDIR)/apps/snmp/snmp_pbuf_stream.c \
$(LWIPDIR)/apps/snmp/snmp_raw.c \
$(LWIPDIR)/apps/snmp/snmp_scalar.c \
$(LWIPDIR)/apps/snmp/snmp_table.c \
$(LWIPDIR)/apps/snmp/snmp_threadsync.c \
$(LWIPDIR)/apps/snmp/snmp_traps.c
# HTTPFILES: HTTP server + client
HTTPFILES=$(LWIPDIR)/apps/http/altcp_proxyconnect.c \
$(LWIPDIR)/apps/http/fs.c \
$(LWIPDIR)/apps/http/http_client.c \
$(LWIPDIR)/apps/http/httpd.c
# MAKEFSDATA: MAKEFSDATA HTTP server host utility
MAKEFSDATAFILES=$(LWIPDIR)/apps/http/makefsdata/makefsdata.c
# LWIPERFFILES: IPERF server
LWIPERFFILES=$(LWIPDIR)/apps/lwiperf/lwiperf.c
# SMTPFILES: SMTP client
SMTPFILES=$(LWIPDIR)/apps/smtp/smtp.c
# SNTPFILES: SNTP client
SNTPFILES=$(LWIPDIR)/apps/sntp/sntp.c
# MDNSFILES: MDNS responder
MDNSFILES=$(LWIPDIR)/apps/mdns/mdns.c
# NETBIOSNSFILES: NetBIOS name server
NETBIOSNSFILES=$(LWIPDIR)/apps/netbiosns/netbiosns.c
# TFTPFILES: TFTP server files
TFTPFILES=$(LWIPDIR)/apps/tftp/tftp_server.c
# MQTTFILES: MQTT client files
MQTTFILES=$(LWIPDIR)/apps/mqtt/mqtt.c
# MBEDTLS_FILES: MBEDTLS related files of lwIP rep
MBEDTLS_FILES=$(LWIPDIR)/apps/altcp_tls/altcp_tls_mbedtls.c \
$(LWIPDIR)/apps/altcp_tls/altcp_tls_mbedtls_mem.c \
$(LWIPDIR)/apps/snmp/snmpv3_mbedtls.c
# LWIPAPPFILES: All LWIP APPs
LWIPAPPFILES=$(SNMPFILES) \
$(HTTPFILES) \
$(LWIPERFFILES) \
$(SMTPFILES) \
$(SNTPFILES) \
$(MDNSFILES) \
$(NETBIOSNSFILES) \
$(TFTPFILES) \
$(MQTTFILES) \
$(MBEDTLS_FILES)
#
# Copyright (c) 2001, 2002 Swedish Institute of Computer Science.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
# SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
# OF SUCH DAMAGE.
#
# This file is part of the lwIP TCP/IP stack.
#
# Author: Adam Dunkels <adam@sics.se>
#
# COREFILES, CORE4FILES: The minimum set of files needed for lwIP.
COREFILES=$(LWIPDIR)/core/init.c \
$(LWIPDIR)/core/def.c \
$(LWIPDIR)/core/dns.c \
$(LWIPDIR)/core/inet_chksum.c \
$(LWIPDIR)/core/ip.c \
$(LWIPDIR)/core/mem.c \
$(LWIPDIR)/core/memp.c \
$(LWIPDIR)/core/netif.c \
$(LWIPDIR)/core/pbuf.c \
$(LWIPDIR)/core/raw.c \
$(LWIPDIR)/core/stats.c \
$(LWIPDIR)/core/sys.c \
$(LWIPDIR)/core/altcp.c \
$(LWIPDIR)/core/altcp_alloc.c \
$(LWIPDIR)/core/altcp_tcp.c \
$(LWIPDIR)/core/tcp.c \
$(LWIPDIR)/core/tcp_in.c \
$(LWIPDIR)/core/tcp_out.c \
$(LWIPDIR)/core/timeouts.c \
$(LWIPDIR)/core/udp.c
CORE4FILES=$(LWIPDIR)/core/ipv4/autoip.c \
$(LWIPDIR)/core/ipv4/dhcp.c \
$(LWIPDIR)/core/ipv4/etharp.c \
$(LWIPDIR)/core/ipv4/icmp.c \
$(LWIPDIR)/core/ipv4/igmp.c \
$(LWIPDIR)/core/ipv4/ip4_frag.c \
$(LWIPDIR)/core/ipv4/ip4.c \
$(LWIPDIR)/core/ipv4/ip4_addr.c
CORE6FILES=$(LWIPDIR)/core/ipv6/dhcp6.c \
$(LWIPDIR)/core/ipv6/ethip6.c \
$(LWIPDIR)/core/ipv6/icmp6.c \
$(LWIPDIR)/core/ipv6/inet6.c \
$(LWIPDIR)/core/ipv6/ip6.c \
$(LWIPDIR)/core/ipv6/ip6_addr.c \
$(LWIPDIR)/core/ipv6/ip6_frag.c \
$(LWIPDIR)/core/ipv6/mld6.c \
$(LWIPDIR)/core/ipv6/nd6.c
# APIFILES: The files which implement the sequential and socket APIs.
APIFILES=$(LWIPDIR)/api/api_lib.c \
$(LWIPDIR)/api/api_msg.c \
$(LWIPDIR)/api/err.c \
$(LWIPDIR)/api/if_api.c \
$(LWIPDIR)/api/netbuf.c \
$(LWIPDIR)/api/netdb.c \
$(LWIPDIR)/api/netifapi.c \
$(LWIPDIR)/api/sockets.c \
$(LWIPDIR)/api/tcpip.c
# NETIFFILES: Files implementing various generic network interface functions
NETIFFILES=$(LWIPDIR)/netif/ethernet.c \
$(LWIPDIR)/netif/bridgeif.c \
$(LWIPDIR)/netif/bridgeif_fdb.c \
$(LWIPDIR)/netif/slipif.c
# SIXLOWPAN: 6LoWPAN
SIXLOWPAN=$(LWIPDIR)/netif/lowpan6_common.c \
$(LWIPDIR)/netif/lowpan6.c \
$(LWIPDIR)/netif/lowpan6_ble.c \
$(LWIPDIR)/netif/zepif.c
# PPPFILES: PPP
PPPFILES=$(LWIPDIR)/netif/ppp/auth.c \
$(LWIPDIR)/netif/ppp/ccp.c \
$(LWIPDIR)/netif/ppp/chap-md5.c \
$(LWIPDIR)/netif/ppp/chap_ms.c \
$(LWIPDIR)/netif/ppp/chap-new.c \
$(LWIPDIR)/netif/ppp/demand.c \
$(LWIPDIR)/netif/ppp/eap.c \
$(LWIPDIR)/netif/ppp/ecp.c \
$(LWIPDIR)/netif/ppp/eui64.c \
$(LWIPDIR)/netif/ppp/fsm.c \
$(LWIPDIR)/netif/ppp/ipcp.c \
$(LWIPDIR)/netif/ppp/ipv6cp.c \
$(LWIPDIR)/netif/ppp/lcp.c \
$(LWIPDIR)/netif/ppp/magic.c \
$(LWIPDIR)/netif/ppp/mppe.c \
$(LWIPDIR)/netif/ppp/multilink.c \
$(LWIPDIR)/netif/ppp/ppp.c \
$(LWIPDIR)/netif/ppp/pppapi.c \
$(LWIPDIR)/netif/ppp/pppcrypt.c \
$(LWIPDIR)/netif/ppp/pppoe.c \
$(LWIPDIR)/netif/ppp/pppol2tp.c \
$(LWIPDIR)/netif/ppp/pppos.c \
$(LWIPDIR)/netif/ppp/upap.c \
$(LWIPDIR)/netif/ppp/utils.c \
$(LWIPDIR)/netif/ppp/vj.c \
$(LWIPDIR)/netif/ppp/polarssl/arc4.c \
$(LWIPDIR)/netif/ppp/polarssl/des.c \
$(LWIPDIR)/netif/ppp/polarssl/md4.c \
$(LWIPDIR)/netif/ppp/polarssl/md5.c \
$(LWIPDIR)/netif/ppp/polarssl/sha1.c
# LWIPNOAPPSFILES: All LWIP files without apps
LWIPNOAPPSFILES=$(COREFILES) \
$(CORE4FILES) \
$(CORE6FILES) \
$(APIFILES) \
$(NETIFFILES) \
$(PPPFILES) \
$(SIXLOWPAN)
# SNMPFILES: SNMPv2c agent
SNMPFILES=$(LWIPDIR)/apps/snmp/snmp_asn1.c \
$(LWIPDIR)/apps/snmp/snmp_core.c \
$(LWIPDIR)/apps/snmp/snmp_mib2.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_icmp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_interfaces.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_ip.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_snmp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_system.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_tcp.c \
$(LWIPDIR)/apps/snmp/snmp_mib2_udp.c \
$(LWIPDIR)/apps/snmp/snmp_snmpv2_framework.c \
$(LWIPDIR)/apps/snmp/snmp_snmpv2_usm.c \
$(LWIPDIR)/apps/snmp/snmp_msg.c \
$(LWIPDIR)/apps/snmp/snmpv3.c \
$(LWIPDIR)/apps/snmp/snmp_netconn.c \
$(LWIPDIR)/apps/snmp/snmp_pbuf_stream.c \
$(LWIPDIR)/apps/snmp/snmp_raw.c \
$(LWIPDIR)/apps/snmp/snmp_scalar.c \
$(LWIPDIR)/apps/snmp/snmp_table.c \
$(LWIPDIR)/apps/snmp/snmp_threadsync.c \
$(LWIPDIR)/apps/snmp/snmp_traps.c
# HTTPFILES: HTTP server + client
HTTPFILES=$(LWIPDIR)/apps/http/altcp_proxyconnect.c \
$(LWIPDIR)/apps/http/fs.c \
$(LWIPDIR)/apps/http/http_client.c \
$(LWIPDIR)/apps/http/httpd.c
# MAKEFSDATA: MAKEFSDATA HTTP server host utility
MAKEFSDATAFILES=$(LWIPDIR)/apps/http/makefsdata/makefsdata.c
# LWIPERFFILES: IPERF server
LWIPERFFILES=$(LWIPDIR)/apps/lwiperf/lwiperf.c
# SMTPFILES: SMTP client
SMTPFILES=$(LWIPDIR)/apps/smtp/smtp.c
# SNTPFILES: SNTP client
SNTPFILES=$(LWIPDIR)/apps/sntp/sntp.c
# MDNSFILES: MDNS responder
MDNSFILES=$(LWIPDIR)/apps/mdns/mdns.c
# NETBIOSNSFILES: NetBIOS name server
NETBIOSNSFILES=$(LWIPDIR)/apps/netbiosns/netbiosns.c
# TFTPFILES: TFTP server files
TFTPFILES=$(LWIPDIR)/apps/tftp/tftp_server.c
# MQTTFILES: MQTT client files
MQTTFILES=$(LWIPDIR)/apps/mqtt/mqtt.c
# MBEDTLS_FILES: MBEDTLS related files of lwIP rep
MBEDTLS_FILES=$(LWIPDIR)/apps/altcp_tls/altcp_tls_mbedtls.c \
$(LWIPDIR)/apps/altcp_tls/altcp_tls_mbedtls_mem.c \
$(LWIPDIR)/apps/snmp/snmpv3_mbedtls.c
# LWIPAPPFILES: All LWIP APPs
LWIPAPPFILES=$(SNMPFILES) \
$(HTTPFILES) \
$(LWIPERFFILES) \
$(SMTPFILES) \
$(SNTPFILES) \
$(MDNSFILES) \
$(NETBIOSNSFILES) \
$(TFTPFILES) \
$(MQTTFILES) \
$(MBEDTLS_FILES)

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@ -1,127 +1,127 @@
/**
* @file
* Error Management module
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/err.h"
#include "lwip/def.h"
#include "lwip/sys.h"
#include "lwip/errno.h"
#if !NO_SYS
//tmp
#define EHOSTUNREACH 113 /* No route to host */
#define EINPROGRESS 115 /* Operation now in progress */
#define EADDRINUSE 98 /* Address already in use */
#define EALREADY 114 /* Operation already in progress */
#define EISCONN 106 /* Transport endpoint is already connected */
#define ENOTCONN 107 /* Transport endpoint is not connected */
#define ECONNABORTED 103 /* Software caused connection abort */
/** Table to quickly map an lwIP error (err_t) to a socket error
* by using -err as an index */
static const int err_to_errno_table[] = {
0, /* ERR_OK 0 No error, everything OK. */
ENOMEM, /* ERR_MEM -1 Out of memory error. */
ENOBUFS, /* ERR_BUF -2 Buffer error. */
EWOULDBLOCK, /* ERR_TIMEOUT -3 Timeout */
EHOSTUNREACH, /* ERR_RTE -4 Routing problem. */
EINPROGRESS, /* ERR_INPROGRESS -5 Operation in progress */
EINVAL, /* ERR_VAL -6 Illegal value. */
EWOULDBLOCK, /* ERR_WOULDBLOCK -7 Operation would block. */
EADDRINUSE, /* ERR_USE -8 Address in use. */
EALREADY, /* ERR_ALREADY -9 Already connecting. */
EISCONN, /* ERR_ISCONN -10 Conn already established.*/
ENOTCONN, /* ERR_CONN -11 Not connected. */
-1, /* ERR_IF -12 Low-level netif error */
ECONNABORTED, /* ERR_ABRT -13 Connection aborted. */
ECONNRESET, /* ERR_RST -14 Connection reset. */
ENOTCONN, /* ERR_CLSD -15 Connection closed. */
EIO /* ERR_ARG -16 Illegal argument. */
};
int
err_to_errno(err_t err)
{
if ((err > 0) || (-err >= (err_t)LWIP_ARRAYSIZE(err_to_errno_table))) {
return EIO;
}
return err_to_errno_table[-err];
}
#endif /* !NO_SYS */
#ifdef LWIP_DEBUG
static const char *err_strerr[] = {
"Ok.", /* ERR_OK 0 */
"Out of memory error.", /* ERR_MEM -1 */
"Buffer error.", /* ERR_BUF -2 */
"Timeout.", /* ERR_TIMEOUT -3 */
"Routing problem.", /* ERR_RTE -4 */
"Operation in progress.", /* ERR_INPROGRESS -5 */
"Illegal value.", /* ERR_VAL -6 */
"Operation would block.", /* ERR_WOULDBLOCK -7 */
"Address in use.", /* ERR_USE -8 */
"Already connecting.", /* ERR_ALREADY -9 */
"Already connected.", /* ERR_ISCONN -10 */
"Not connected.", /* ERR_CONN -11 */
"Low-level netif error.", /* ERR_IF -12 */
"Connection aborted.", /* ERR_ABRT -13 */
"Connection reset.", /* ERR_RST -14 */
"Connection closed.", /* ERR_CLSD -15 */
"Illegal argument." /* ERR_ARG -16 */
};
/**
* Convert an lwip internal error to a string representation.
*
* @param err an lwip internal err_t
* @return a string representation for err
*/
const char *
lwip_strerr(err_t err)
{
if ((err > 0) || (-err >= (err_t)LWIP_ARRAYSIZE(err_strerr))) {
return "Unknown error.";
}
return err_strerr[-err];
}
#endif /* LWIP_DEBUG */
/**
* @file
* Error Management module
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/err.h"
#include "lwip/def.h"
#include "lwip/sys.h"
#include "lwip/errno.h"
#if !NO_SYS
//tmp
#define EHOSTUNREACH 113 /* No route to host */
#define EINPROGRESS 115 /* Operation now in progress */
#define EADDRINUSE 98 /* Address already in use */
#define EALREADY 114 /* Operation already in progress */
#define EISCONN 106 /* Transport endpoint is already connected */
#define ENOTCONN 107 /* Transport endpoint is not connected */
#define ECONNABORTED 103 /* Software caused connection abort */
/** Table to quickly map an lwIP error (err_t) to a socket error
* by using -err as an index */
static const int err_to_errno_table[] = {
0, /* ERR_OK 0 No error, everything OK. */
ENOMEM, /* ERR_MEM -1 Out of memory error. */
ENOBUFS, /* ERR_BUF -2 Buffer error. */
EWOULDBLOCK, /* ERR_TIMEOUT -3 Timeout */
EHOSTUNREACH, /* ERR_RTE -4 Routing problem. */
EINPROGRESS, /* ERR_INPROGRESS -5 Operation in progress */
EINVAL, /* ERR_VAL -6 Illegal value. */
EWOULDBLOCK, /* ERR_WOULDBLOCK -7 Operation would block. */
EADDRINUSE, /* ERR_USE -8 Address in use. */
EALREADY, /* ERR_ALREADY -9 Already connecting. */
EISCONN, /* ERR_ISCONN -10 Conn already established.*/
ENOTCONN, /* ERR_CONN -11 Not connected. */
-1, /* ERR_IF -12 Low-level netif error */
ECONNABORTED, /* ERR_ABRT -13 Connection aborted. */
ECONNRESET, /* ERR_RST -14 Connection reset. */
ENOTCONN, /* ERR_CLSD -15 Connection closed. */
EIO /* ERR_ARG -16 Illegal argument. */
};
int
err_to_errno(err_t err)
{
if ((err > 0) || (-err >= (err_t)LWIP_ARRAYSIZE(err_to_errno_table))) {
return EIO;
}
return err_to_errno_table[-err];
}
#endif /* !NO_SYS */
#ifdef LWIP_DEBUG
static const char *err_strerr[] = {
"Ok.", /* ERR_OK 0 */
"Out of memory error.", /* ERR_MEM -1 */
"Buffer error.", /* ERR_BUF -2 */
"Timeout.", /* ERR_TIMEOUT -3 */
"Routing problem.", /* ERR_RTE -4 */
"Operation in progress.", /* ERR_INPROGRESS -5 */
"Illegal value.", /* ERR_VAL -6 */
"Operation would block.", /* ERR_WOULDBLOCK -7 */
"Address in use.", /* ERR_USE -8 */
"Already connecting.", /* ERR_ALREADY -9 */
"Already connected.", /* ERR_ISCONN -10 */
"Not connected.", /* ERR_CONN -11 */
"Low-level netif error.", /* ERR_IF -12 */
"Connection aborted.", /* ERR_ABRT -13 */
"Connection reset.", /* ERR_RST -14 */
"Connection closed.", /* ERR_CLSD -15 */
"Illegal argument." /* ERR_ARG -16 */
};
/**
* Convert an lwip internal error to a string representation.
*
* @param err an lwip internal err_t
* @return a string representation for err
*/
const char *
lwip_strerr(err_t err)
{
if ((err > 0) || (-err >= (err_t)LWIP_ARRAYSIZE(err_strerr))) {
return "Unknown error.";
}
return err_strerr[-err];
}
#endif /* LWIP_DEBUG */

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@ -1,102 +1,102 @@
/**
* @file
* Interface Identification APIs from:
* RFC 3493: Basic Socket Interface Extensions for IPv6
* Section 4: Interface Identification
*
* @defgroup if_api Interface Identification API
* @ingroup socket
*/
/*
* Copyright (c) 2017 Joel Cunningham, Garmin International, Inc. <joel.cunningham@garmin.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Joel Cunningham <joel.cunningham@me.com>
*
*/
#include "lwip/opt.h"
#if LWIP_SOCKET
#include "lwip/errno.h"
#include "lwip/if_api.h"
#include "lwip/netifapi.h"
#include "lwip/priv/sockets_priv.h"
/**
* @ingroup if_api
* Maps an interface index to its corresponding name.
* @param ifindex interface index
* @param ifname shall point to a buffer of at least {IF_NAMESIZE} bytes
* @return If ifindex is an interface index, then the function shall return the
* value supplied in ifname, which points to a buffer now containing the interface name.
* Otherwise, the function shall return a NULL pointer.
*/
char *
lwip_if_indextoname(unsigned int ifindex, char *ifname)
{
#if LWIP_NETIF_API
if (ifindex <= 0xff) {
err_t err = netifapi_netif_index_to_name((u8_t)ifindex, ifname);
if (!err && ifname[0] != '\0') {
return ifname;
}
}
#else /* LWIP_NETIF_API */
LWIP_UNUSED_ARG(ifindex);
LWIP_UNUSED_ARG(ifname);
#endif /* LWIP_NETIF_API */
set_errno(ENXIO);
return NULL;
}
/**
* @ingroup if_api
* Returs the interface index corresponding to name ifname.
* @param ifname Interface name
* @return The corresponding index if ifname is the name of an interface;
* otherwise, zero.
*/
unsigned int
lwip_if_nametoindex(const char *ifname)
{
#if LWIP_NETIF_API
err_t err;
u8_t idx;
err = netifapi_netif_name_to_index(ifname, &idx);
if (!err) {
return idx;
}
#else /* LWIP_NETIF_API */
LWIP_UNUSED_ARG(ifname);
#endif /* LWIP_NETIF_API */
return 0; /* invalid index */
}
#endif /* LWIP_SOCKET */
/**
* @file
* Interface Identification APIs from:
* RFC 3493: Basic Socket Interface Extensions for IPv6
* Section 4: Interface Identification
*
* @defgroup if_api Interface Identification API
* @ingroup socket
*/
/*
* Copyright (c) 2017 Joel Cunningham, Garmin International, Inc. <joel.cunningham@garmin.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Joel Cunningham <joel.cunningham@me.com>
*
*/
#include "lwip/opt.h"
#if LWIP_SOCKET
#include "lwip/errno.h"
#include "lwip/if_api.h"
#include "lwip/netifapi.h"
#include "lwip/priv/sockets_priv.h"
/**
* @ingroup if_api
* Maps an interface index to its corresponding name.
* @param ifindex interface index
* @param ifname shall point to a buffer of at least {IF_NAMESIZE} bytes
* @return If ifindex is an interface index, then the function shall return the
* value supplied in ifname, which points to a buffer now containing the interface name.
* Otherwise, the function shall return a NULL pointer.
*/
char *
lwip_if_indextoname(unsigned int ifindex, char *ifname)
{
#if LWIP_NETIF_API
if (ifindex <= 0xff) {
err_t err = netifapi_netif_index_to_name((u8_t)ifindex, ifname);
if (!err && ifname[0] != '\0') {
return ifname;
}
}
#else /* LWIP_NETIF_API */
LWIP_UNUSED_ARG(ifindex);
LWIP_UNUSED_ARG(ifname);
#endif /* LWIP_NETIF_API */
set_errno(ENXIO);
return NULL;
}
/**
* @ingroup if_api
* Returs the interface index corresponding to name ifname.
* @param ifname Interface name
* @return The corresponding index if ifname is the name of an interface;
* otherwise, zero.
*/
unsigned int
lwip_if_nametoindex(const char *ifname)
{
#if LWIP_NETIF_API
err_t err;
u8_t idx;
err = netifapi_netif_name_to_index(ifname, &idx);
if (!err) {
return idx;
}
#else /* LWIP_NETIF_API */
LWIP_UNUSED_ARG(ifname);
#endif /* LWIP_NETIF_API */
return 0; /* invalid index */
}
#endif /* LWIP_SOCKET */

500
Ubiquitous/XiUOS/resources/ethernet/LwIP/api/netbuf.c
View File

@ -1,250 +1,250 @@
/**
* @file
* Network buffer management
*
* @defgroup netbuf Network buffers
* @ingroup netconn
* Network buffer descriptor for @ref netconn. Based on @ref pbuf internally
* to avoid copying data around.\n
* Buffers must not be shared accross multiple threads, all functions except
* netbuf_new() and netbuf_delete() are not thread-safe.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_NETCONN /* don't build if not configured for use in lwipopts.h */
#include "lwip/netbuf.h"
#include "lwip/memp.h"
#include <string.h>
/**
* @ingroup netbuf
* Create (allocate) and initialize a new netbuf.
* The netbuf doesn't yet contain a packet buffer!
*
* @return a pointer to a new netbuf
* NULL on lack of memory
*/
struct
netbuf *netbuf_new(void)
{
struct netbuf *buf;
buf = (struct netbuf *)memp_malloc(MEMP_NETBUF);
if (buf != NULL) {
memset(buf, 0, sizeof(struct netbuf));
}
return buf;
}
/**
* @ingroup netbuf
* Deallocate a netbuf allocated by netbuf_new().
*
* @param buf pointer to a netbuf allocated by netbuf_new()
*/
void
netbuf_delete(struct netbuf *buf)
{
if (buf != NULL) {
if (buf->p != NULL) {
pbuf_free(buf->p);
buf->p = buf->ptr = NULL;
}
memp_free(MEMP_NETBUF, buf);
}
}
/**
* @ingroup netbuf
* Allocate memory for a packet buffer for a given netbuf.
*
* @param buf the netbuf for which to allocate a packet buffer
* @param size the size of the packet buffer to allocate
* @return pointer to the allocated memory
* NULL if no memory could be allocated
*/
void *
netbuf_alloc(struct netbuf *buf, u16_t size)
{
LWIP_ERROR("netbuf_alloc: invalid buf", (buf != NULL), return NULL;);
/* Deallocate any previously allocated memory. */
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = pbuf_alloc(PBUF_TRANSPORT, size, PBUF_RAM);
if (buf->p == NULL) {
return NULL;
}
LWIP_ASSERT("check that first pbuf can hold size",
(buf->p->len >= size));
buf->ptr = buf->p;
return buf->p->payload;
}
/**
* @ingroup netbuf
* Free the packet buffer included in a netbuf
*
* @param buf pointer to the netbuf which contains the packet buffer to free
*/
void
netbuf_free(struct netbuf *buf)
{
LWIP_ERROR("netbuf_free: invalid buf", (buf != NULL), return;);
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = buf->ptr = NULL;
#if LWIP_CHECKSUM_ON_COPY
buf->flags = 0;
buf->toport_chksum = 0;
#endif /* LWIP_CHECKSUM_ON_COPY */
}
/**
* @ingroup netbuf
* Let a netbuf reference existing (non-volatile) data.
*
* @param buf netbuf which should reference the data
* @param dataptr pointer to the data to reference
* @param size size of the data
* @return ERR_OK if data is referenced
* ERR_MEM if data couldn't be referenced due to lack of memory
*/
err_t
netbuf_ref(struct netbuf *buf, const void *dataptr, u16_t size)
{
LWIP_ERROR("netbuf_ref: invalid buf", (buf != NULL), return ERR_ARG;);
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = pbuf_alloc(PBUF_TRANSPORT, 0, PBUF_REF);
if (buf->p == NULL) {
buf->ptr = NULL;
return ERR_MEM;
}
((struct pbuf_rom *)buf->p)->payload = dataptr;
buf->p->len = buf->p->tot_len = size;
buf->ptr = buf->p;
return ERR_OK;
}
/**
* @ingroup netbuf
* Chain one netbuf to another (@see pbuf_chain)
*
* @param head the first netbuf
* @param tail netbuf to chain after head, freed by this function, may not be reference after returning
*/
void
netbuf_chain(struct netbuf *head, struct netbuf *tail)
{
LWIP_ERROR("netbuf_chain: invalid head", (head != NULL), return;);
LWIP_ERROR("netbuf_chain: invalid tail", (tail != NULL), return;);
pbuf_cat(head->p, tail->p);
head->ptr = head->p;
memp_free(MEMP_NETBUF, tail);
}
/**
* @ingroup netbuf
* Get the data pointer and length of the data inside a netbuf.
*
* @param buf netbuf to get the data from
* @param dataptr pointer to a void pointer where to store the data pointer
* @param len pointer to an u16_t where the length of the data is stored
* @return ERR_OK if the information was retrieved,
* ERR_BUF on error.
*/
err_t
netbuf_data(struct netbuf *buf, void **dataptr, u16_t *len)
{
LWIP_ERROR("netbuf_data: invalid buf", (buf != NULL), return ERR_ARG;);
LWIP_ERROR("netbuf_data: invalid dataptr", (dataptr != NULL), return ERR_ARG;);
LWIP_ERROR("netbuf_data: invalid len", (len != NULL), return ERR_ARG;);
if (buf->ptr == NULL) {
return ERR_BUF;
}
*dataptr = buf->ptr->payload;
*len = buf->ptr->len;
return ERR_OK;
}
/**
* @ingroup netbuf
* Move the current data pointer of a packet buffer contained in a netbuf
* to the next part.
* The packet buffer itself is not modified.
*
* @param buf the netbuf to modify
* @return -1 if there is no next part
* 1 if moved to the next part but now there is no next part
* 0 if moved to the next part and there are still more parts
*/
s8_t
netbuf_next(struct netbuf *buf)
{
LWIP_ERROR("netbuf_next: invalid buf", (buf != NULL), return -1;);
if (buf->ptr->next == NULL) {
return -1;
}
buf->ptr = buf->ptr->next;
if (buf->ptr->next == NULL) {
return 1;
}
return 0;
}
/**
* @ingroup netbuf
* Move the current data pointer of a packet buffer contained in a netbuf
* to the beginning of the packet.
* The packet buffer itself is not modified.
*
* @param buf the netbuf to modify
*/
void
netbuf_first(struct netbuf *buf)
{
LWIP_ERROR("netbuf_first: invalid buf", (buf != NULL), return;);
buf->ptr = buf->p;
}
#endif /* LWIP_NETCONN */
/**
* @file
* Network buffer management
*
* @defgroup netbuf Network buffers
* @ingroup netconn
* Network buffer descriptor for @ref netconn. Based on @ref pbuf internally
* to avoid copying data around.\n
* Buffers must not be shared accross multiple threads, all functions except
* netbuf_new() and netbuf_delete() are not thread-safe.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_NETCONN /* don't build if not configured for use in lwipopts.h */
#include "lwip/netbuf.h"
#include "lwip/memp.h"
#include <string.h>
/**
* @ingroup netbuf
* Create (allocate) and initialize a new netbuf.
* The netbuf doesn't yet contain a packet buffer!
*
* @return a pointer to a new netbuf
* NULL on lack of memory
*/
struct
netbuf *netbuf_new(void)
{
struct netbuf *buf;
buf = (struct netbuf *)memp_malloc(MEMP_NETBUF);
if (buf != NULL) {
memset(buf, 0, sizeof(struct netbuf));
}
return buf;
}
/**
* @ingroup netbuf
* Deallocate a netbuf allocated by netbuf_new().
*
* @param buf pointer to a netbuf allocated by netbuf_new()
*/
void
netbuf_delete(struct netbuf *buf)
{
if (buf != NULL) {
if (buf->p != NULL) {
pbuf_free(buf->p);
buf->p = buf->ptr = NULL;
}
memp_free(MEMP_NETBUF, buf);
}
}
/**
* @ingroup netbuf
* Allocate memory for a packet buffer for a given netbuf.
*
* @param buf the netbuf for which to allocate a packet buffer
* @param size the size of the packet buffer to allocate
* @return pointer to the allocated memory
* NULL if no memory could be allocated
*/
void *
netbuf_alloc(struct netbuf *buf, u16_t size)
{
LWIP_ERROR("netbuf_alloc: invalid buf", (buf != NULL), return NULL;);
/* Deallocate any previously allocated memory. */
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = pbuf_alloc(PBUF_TRANSPORT, size, PBUF_RAM);
if (buf->p == NULL) {
return NULL;
}
LWIP_ASSERT("check that first pbuf can hold size",
(buf->p->len >= size));
buf->ptr = buf->p;
return buf->p->payload;
}
/**
* @ingroup netbuf
* Free the packet buffer included in a netbuf
*
* @param buf pointer to the netbuf which contains the packet buffer to free
*/
void
netbuf_free(struct netbuf *buf)
{
LWIP_ERROR("netbuf_free: invalid buf", (buf != NULL), return;);
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = buf->ptr = NULL;
#if LWIP_CHECKSUM_ON_COPY
buf->flags = 0;
buf->toport_chksum = 0;
#endif /* LWIP_CHECKSUM_ON_COPY */
}
/**
* @ingroup netbuf
* Let a netbuf reference existing (non-volatile) data.
*
* @param buf netbuf which should reference the data
* @param dataptr pointer to the data to reference
* @param size size of the data
* @return ERR_OK if data is referenced
* ERR_MEM if data couldn't be referenced due to lack of memory
*/
err_t
netbuf_ref(struct netbuf *buf, const void *dataptr, u16_t size)
{
LWIP_ERROR("netbuf_ref: invalid buf", (buf != NULL), return ERR_ARG;);
if (buf->p != NULL) {
pbuf_free(buf->p);
}
buf->p = pbuf_alloc(PBUF_TRANSPORT, 0, PBUF_REF);
if (buf->p == NULL) {
buf->ptr = NULL;
return ERR_MEM;
}
((struct pbuf_rom *)buf->p)->payload = dataptr;
buf->p->len = buf->p->tot_len = size;
buf->ptr = buf->p;
return ERR_OK;
}
/**
* @ingroup netbuf
* Chain one netbuf to another (@see pbuf_chain)
*
* @param head the first netbuf
* @param tail netbuf to chain after head, freed by this function, may not be reference after returning
*/
void
netbuf_chain(struct netbuf *head, struct netbuf *tail)
{
LWIP_ERROR("netbuf_chain: invalid head", (head != NULL), return;);
LWIP_ERROR("netbuf_chain: invalid tail", (tail != NULL), return;);
pbuf_cat(head->p, tail->p);
head->ptr = head->p;
memp_free(MEMP_NETBUF, tail);
}
/**
* @ingroup netbuf
* Get the data pointer and length of the data inside a netbuf.
*
* @param buf netbuf to get the data from
* @param dataptr pointer to a void pointer where to store the data pointer
* @param len pointer to an u16_t where the length of the data is stored
* @return ERR_OK if the information was retrieved,
* ERR_BUF on error.
*/
err_t
netbuf_data(struct netbuf *buf, void **dataptr, u16_t *len)
{
LWIP_ERROR("netbuf_data: invalid buf", (buf != NULL), return ERR_ARG;);
LWIP_ERROR("netbuf_data: invalid dataptr", (dataptr != NULL), return ERR_ARG;);
LWIP_ERROR("netbuf_data: invalid len", (len != NULL), return ERR_ARG;);
if (buf->ptr == NULL) {
return ERR_BUF;
}
*dataptr = buf->ptr->payload;
*len = buf->ptr->len;
return ERR_OK;
}
/**
* @ingroup netbuf
* Move the current data pointer of a packet buffer contained in a netbuf
* to the next part.
* The packet buffer itself is not modified.
*
* @param buf the netbuf to modify
* @return -1 if there is no next part
* 1 if moved to the next part but now there is no next part
* 0 if moved to the next part and there are still more parts
*/
s8_t
netbuf_next(struct netbuf *buf)
{
LWIP_ERROR("netbuf_next: invalid buf", (buf != NULL), return -1;);
if (buf->ptr->next == NULL) {
return -1;
}
buf->ptr = buf->ptr->next;
if (buf->ptr->next == NULL) {
return 1;
}
return 0;
}
/**
* @ingroup netbuf
* Move the current data pointer of a packet buffer contained in a netbuf
* to the beginning of the packet.
* The packet buffer itself is not modified.
*
* @param buf the netbuf to modify
*/
void
netbuf_first(struct netbuf *buf)
{
LWIP_ERROR("netbuf_first: invalid buf", (buf != NULL), return;);
buf->ptr = buf->p;
}
#endif /* LWIP_NETCONN */

828
Ubiquitous/XiUOS/resources/ethernet/LwIP/api/netdb.c
View File

@ -1,414 +1,414 @@
/**
* @file
* API functions for name resolving
*
* @defgroup netdbapi NETDB API
* @ingroup socket
*/
/*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#include "lwip/netdb.h"
#if LWIP_DNS && LWIP_SOCKET
#include "lwip/err.h"
#include "lwip/mem.h"
#include "lwip/memp.h"
#include "lwip/ip_addr.h"
#include "lwip/api.h"
#include "lwip/dns.h"
#include <string.h> /* memset */
#include <stdlib.h> /* atoi */
/** helper struct for gethostbyname_r to access the char* buffer */
struct gethostbyname_r_helper {
ip_addr_t *addr_list[2];
ip_addr_t addr;
char *aliases;
};
/** h_errno is exported in netdb.h for access by applications. */
#if LWIP_DNS_API_DECLARE_H_ERRNO
int h_errno;
#endif /* LWIP_DNS_API_DECLARE_H_ERRNO */
/** define "hostent" variables storage: 0 if we use a static (but unprotected)
* set of variables for lwip_gethostbyname, 1 if we use a local storage */
#ifndef LWIP_DNS_API_HOSTENT_STORAGE
#define LWIP_DNS_API_HOSTENT_STORAGE 0
#endif
/** define "hostent" variables storage */
#if LWIP_DNS_API_HOSTENT_STORAGE
#define HOSTENT_STORAGE
#else
#define HOSTENT_STORAGE static
#endif /* LWIP_DNS_API_STATIC_HOSTENT */
/**
* Returns an entry containing addresses of address family AF_INET
* for the host with name name.
* Due to dns_gethostbyname limitations, only one address is returned.
*
* @param name the hostname to resolve
* @return an entry containing addresses of address family AF_INET
* for the host with name name
*/
struct hostent *
lwip_gethostbyname(const char *name)
{
err_t err;
ip_addr_t addr;
/* buffer variables for lwip_gethostbyname() */
HOSTENT_STORAGE struct hostent s_hostent;
HOSTENT_STORAGE char *s_aliases;
HOSTENT_STORAGE ip_addr_t s_hostent_addr;
HOSTENT_STORAGE ip_addr_t *s_phostent_addr[2];
HOSTENT_STORAGE char s_hostname[DNS_MAX_NAME_LENGTH + 1];
/* query host IP address */
err = netconn_gethostbyname(name, &addr);
if (err != ERR_OK) {
LWIP_DEBUGF(DNS_DEBUG, ("lwip_gethostbyname(%s) failed, err=%d\n", name, err));
h_errno = HOST_NOT_FOUND;
return NULL;
}
/* fill hostent */
s_hostent_addr = addr;
s_phostent_addr[0] = &s_hostent_addr;
s_phostent_addr[1] = NULL;
strncpy(s_hostname, name, DNS_MAX_NAME_LENGTH);
s_hostname[DNS_MAX_NAME_LENGTH] = 0;
s_hostent.h_name = s_hostname;
s_aliases = NULL;
s_hostent.h_aliases = &s_aliases;
s_hostent.h_addrtype = AF_INET;
s_hostent.h_length = sizeof(ip_addr_t);
s_hostent.h_addr_list = (char **)&s_phostent_addr;
#if DNS_DEBUG
/* dump hostent */
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_name == %s\n", s_hostent.h_name));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_aliases == %p\n", (void *)s_hostent.h_aliases));
/* h_aliases are always empty */
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addrtype == %d\n", s_hostent.h_addrtype));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_length == %d\n", s_hostent.h_length));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list == %p\n", (void *)s_hostent.h_addr_list));
if (s_hostent.h_addr_list != NULL) {
u8_t idx;
for (idx = 0; s_hostent.h_addr_list[idx]; idx++) {
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list[%i] == %p\n", idx, s_hostent.h_addr_list[idx]));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list[%i]-> == %s\n", idx, ipaddr_ntoa((ip_addr_t *)s_hostent.h_addr_list[idx])));
}
}
#endif /* DNS_DEBUG */
#if LWIP_DNS_API_HOSTENT_STORAGE
/* this function should return the "per-thread" hostent after copy from s_hostent */
return sys_thread_hostent(&s_hostent);
#else
return &s_hostent;
#endif /* LWIP_DNS_API_HOSTENT_STORAGE */
}
/**
* Thread-safe variant of lwip_gethostbyname: instead of using a static
* buffer, this function takes buffer and errno pointers as arguments
* and uses these for the result.
*
* @param name the hostname to resolve
* @param ret pre-allocated struct where to store the result
* @param buf pre-allocated buffer where to store additional data
* @param buflen the size of buf
* @param result pointer to a hostent pointer that is set to ret on success
* and set to zero on error
* @param h_errnop pointer to an int where to store errors (instead of modifying
* the global h_errno)
* @return 0 on success, non-zero on error, additional error information
* is stored in *h_errnop instead of h_errno to be thread-safe
*/
int
lwip_gethostbyname_r(const char *name, struct hostent *ret, char *buf,
size_t buflen, struct hostent **result, int *h_errnop)
{
err_t err;
struct gethostbyname_r_helper *h;
char *hostname;
size_t namelen;
int lh_errno;
if (h_errnop == NULL) {
/* ensure h_errnop is never NULL */
h_errnop = &lh_errno;
}
if (result == NULL) {
/* not all arguments given */
*h_errnop = EINVAL;
return -1;
}
/* first thing to do: set *result to nothing */
*result = NULL;
if ((name == NULL) || (ret == NULL) || (buf == NULL)) {
/* not all arguments given */
*h_errnop = EINVAL;
return -1;
}
namelen = strlen(name);
if (buflen < (sizeof(struct gethostbyname_r_helper) + LWIP_MEM_ALIGN_BUFFER(namelen + 1))) {
/* buf can't hold the data needed + a copy of name */
*h_errnop = ERANGE;
return -1;
}
h = (struct gethostbyname_r_helper *)LWIP_MEM_ALIGN(buf);
hostname = ((char *)h) + sizeof(struct gethostbyname_r_helper);
/* query host IP address */
err = netconn_gethostbyname(name, &h->addr);
if (err != ERR_OK) {
LWIP_DEBUGF(DNS_DEBUG, ("lwip_gethostbyname(%s) failed, err=%d\n", name, err));
*h_errnop = HOST_NOT_FOUND;
return -1;
}
/* copy the hostname into buf */
MEMCPY(hostname, name, namelen);
hostname[namelen] = 0;
/* fill hostent */
h->addr_list[0] = &h->addr;
h->addr_list[1] = NULL;
h->aliases = NULL;
ret->h_name = hostname;
ret->h_aliases = &h->aliases;
ret->h_addrtype = AF_INET;
ret->h_length = sizeof(ip_addr_t);
ret->h_addr_list = (char **)&h->addr_list;
/* set result != NULL */
*result = ret;
/* return success */
return 0;
}
/**
* Frees one or more addrinfo structures returned by getaddrinfo(), along with
* any additional storage associated with those structures. If the ai_next field
* of the structure is not null, the entire list of structures is freed.
*
* @param ai struct addrinfo to free
*/
void
lwip_freeaddrinfo(struct addrinfo *ai)
{
struct addrinfo *next;
while (ai != NULL) {
next = ai->ai_next;
memp_free(MEMP_NETDB, ai);
ai = next;
}
}
/**
* Translates the name of a service location (for example, a host name) and/or
* a service name and returns a set of socket addresses and associated
* information to be used in creating a socket with which to address the
* specified service.
* Memory for the result is allocated internally and must be freed by calling
* lwip_freeaddrinfo()!
*
* Due to a limitation in dns_gethostbyname, only the first address of a
* host is returned.
* Also, service names are not supported (only port numbers)!
*
* @param nodename descriptive name or address string of the host
* (may be NULL -> local address)
* @param servname port number as string of NULL
* @param hints structure containing input values that set socktype and protocol
* @param res pointer to a pointer where to store the result (set to NULL on failure)
* @return 0 on success, non-zero on failure
*
* @todo: implement AI_V4MAPPED, AI_ADDRCONFIG
*/
int
lwip_getaddrinfo(const char *nodename, const char *servname,
const struct addrinfo *hints, struct addrinfo **res)
{
err_t err;
ip_addr_t addr;
struct addrinfo *ai;
struct sockaddr_storage *sa = NULL;
int port_nr = 0;
size_t total_size;
size_t namelen = 0;
int ai_family;
if (res == NULL) {
return EAI_FAIL;
}
*res = NULL;
if ((nodename == NULL) && (servname == NULL)) {
return EAI_NONAME;
}
if (hints != NULL) {
ai_family = hints->ai_family;
if ((ai_family != AF_UNSPEC)
#if LWIP_IPV4
&& (ai_family != AF_INET)
#endif /* LWIP_IPV4 */
#if LWIP_IPV6
&& (ai_family != AF_INET6)
#endif /* LWIP_IPV6 */
) {
return EAI_FAMILY;
}
} else {
ai_family = AF_UNSPEC;
}
if (servname != NULL) {
/* service name specified: convert to port number
* @todo?: currently, only ASCII integers (port numbers) are supported (AI_NUMERICSERV)! */
port_nr = atoi(servname);
if ((port_nr <= 0) || (port_nr > 0xffff)) {
return EAI_SERVICE;
}
}
if (nodename != NULL) {
/* service location specified, try to resolve */
if ((hints != NULL) && (hints->ai_flags & AI_NUMERICHOST)) {
/* no DNS lookup, just parse for an address string */
if (!ipaddr_aton(nodename, &addr)) {
return EAI_NONAME;
}
#if LWIP_IPV4 && LWIP_IPV6
if ((IP_IS_V6_VAL(addr) && ai_family == AF_INET) ||
(IP_IS_V4_VAL(addr) && ai_family == AF_INET6)) {
return EAI_NONAME;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
} else {
#if LWIP_IPV4 && LWIP_IPV6
/* AF_UNSPEC: prefer IPv4 */
u8_t type = NETCONN_DNS_IPV4_IPV6;
if (ai_family == AF_INET) {
type = NETCONN_DNS_IPV4;
} else if (ai_family == AF_INET6) {
type = NETCONN_DNS_IPV6;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
err = netconn_gethostbyname_addrtype(nodename, &addr, type);
if (err != ERR_OK) {
return EAI_FAIL;
}
}
} else {
/* service location specified, use loopback address */
if ((hints != NULL) && (hints->ai_flags & AI_PASSIVE)) {
ip_addr_set_any_val(ai_family == AF_INET6, addr);
} else {
ip_addr_set_loopback_val(ai_family == AF_INET6, addr);
}
}
total_size = sizeof(struct addrinfo) + sizeof(struct sockaddr_storage);
if (nodename != NULL) {
namelen = strlen(nodename);
if (namelen > DNS_MAX_NAME_LENGTH) {
/* invalid name length */
return EAI_FAIL;
}
LWIP_ASSERT("namelen is too long", total_size + namelen + 1 > total_size);
total_size += namelen + 1;
}
/* If this fails, please report to lwip-devel! :-) */
LWIP_ASSERT("total_size <= NETDB_ELEM_SIZE: please report this!",
total_size <= NETDB_ELEM_SIZE);
ai = (struct addrinfo *)memp_malloc(MEMP_NETDB);
if (ai == NULL) {
return EAI_MEMORY;
}
memset(ai, 0, total_size);
/* cast through void* to get rid of alignment warnings */
sa = (struct sockaddr_storage *)(void *)((u8_t *)ai + sizeof(struct addrinfo));
if (IP_IS_V6_VAL(addr)) {
#if LWIP_IPV6
struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa;
/* set up sockaddr */
inet6_addr_from_ip6addr(&sa6->sin6_addr, ip_2_ip6(&addr));
sa6->sin6_family = AF_INET6;
sa6->sin6_len = sizeof(struct sockaddr_in6);
sa6->sin6_port = lwip_htons((u16_t)port_nr);
sa6->sin6_scope_id = ip6_addr_zone(ip_2_ip6(&addr));
ai->ai_family = AF_INET6;
#endif /* LWIP_IPV6 */
} else {
#if LWIP_IPV4
struct sockaddr_in *sa4 = (struct sockaddr_in *)sa;
/* set up sockaddr */
inet_addr_from_ip4addr(&sa4->sin_addr, ip_2_ip4(&addr));
sa4->sin_family = AF_INET;
sa4->sin_len = sizeof(struct sockaddr_in);
sa4->sin_port = lwip_htons((u16_t)port_nr);
ai->ai_family = AF_INET;
#endif /* LWIP_IPV4 */
}
/* set up addrinfo */
if (hints != NULL) {
/* copy socktype & protocol from hints if specified */
ai->ai_socktype = hints->ai_socktype;
ai->ai_protocol = hints->ai_protocol;
}
if (nodename != NULL) {
/* copy nodename to canonname if specified */
ai->ai_canonname = ((char *)ai + sizeof(struct addrinfo) + sizeof(struct sockaddr_storage));
MEMCPY(ai->ai_canonname, nodename, namelen);
ai->ai_canonname[namelen] = 0;
}
ai->ai_addrlen = sizeof(struct sockaddr_storage);
ai->ai_addr = (struct sockaddr *)sa;
*res = ai;
return 0;
}
#endif /* LWIP_DNS && LWIP_SOCKET */
/**
* @file
* API functions for name resolving
*
* @defgroup netdbapi NETDB API
* @ingroup socket
*/
/*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#include "lwip/netdb.h"
#if LWIP_DNS && LWIP_SOCKET
#include "lwip/err.h"
#include "lwip/mem.h"
#include "lwip/memp.h"
#include "lwip/ip_addr.h"
#include "lwip/api.h"
#include "lwip/dns.h"
#include <string.h> /* memset */
#include <stdlib.h> /* atoi */
/** helper struct for gethostbyname_r to access the char* buffer */
struct gethostbyname_r_helper {
ip_addr_t *addr_list[2];
ip_addr_t addr;
char *aliases;
};
/** h_errno is exported in netdb.h for access by applications. */
#if LWIP_DNS_API_DECLARE_H_ERRNO
int h_errno;
#endif /* LWIP_DNS_API_DECLARE_H_ERRNO */
/** define "hostent" variables storage: 0 if we use a static (but unprotected)
* set of variables for lwip_gethostbyname, 1 if we use a local storage */
#ifndef LWIP_DNS_API_HOSTENT_STORAGE
#define LWIP_DNS_API_HOSTENT_STORAGE 0
#endif
/** define "hostent" variables storage */
#if LWIP_DNS_API_HOSTENT_STORAGE
#define HOSTENT_STORAGE
#else
#define HOSTENT_STORAGE static
#endif /* LWIP_DNS_API_STATIC_HOSTENT */
/**
* Returns an entry containing addresses of address family AF_INET
* for the host with name name.
* Due to dns_gethostbyname limitations, only one address is returned.
*
* @param name the hostname to resolve
* @return an entry containing addresses of address family AF_INET
* for the host with name name
*/
struct hostent *
lwip_gethostbyname(const char *name)
{
err_t err;
ip_addr_t addr;
/* buffer variables for lwip_gethostbyname() */
HOSTENT_STORAGE struct hostent s_hostent;
HOSTENT_STORAGE char *s_aliases;
HOSTENT_STORAGE ip_addr_t s_hostent_addr;
HOSTENT_STORAGE ip_addr_t *s_phostent_addr[2];
HOSTENT_STORAGE char s_hostname[DNS_MAX_NAME_LENGTH + 1];
/* query host IP address */
err = netconn_gethostbyname(name, &addr);
if (err != ERR_OK) {
LWIP_DEBUGF(DNS_DEBUG, ("lwip_gethostbyname(%s) failed, err=%d\n", name, err));
h_errno = HOST_NOT_FOUND;
return NULL;
}
/* fill hostent */
s_hostent_addr = addr;
s_phostent_addr[0] = &s_hostent_addr;
s_phostent_addr[1] = NULL;
strncpy(s_hostname, name, DNS_MAX_NAME_LENGTH);
s_hostname[DNS_MAX_NAME_LENGTH] = 0;
s_hostent.h_name = s_hostname;
s_aliases = NULL;
s_hostent.h_aliases = &s_aliases;
s_hostent.h_addrtype = AF_INET;
s_hostent.h_length = sizeof(ip_addr_t);
s_hostent.h_addr_list = (char **)&s_phostent_addr;
#if DNS_DEBUG
/* dump hostent */
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_name == %s\n", s_hostent.h_name));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_aliases == %p\n", (void *)s_hostent.h_aliases));
/* h_aliases are always empty */
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addrtype == %d\n", s_hostent.h_addrtype));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_length == %d\n", s_hostent.h_length));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list == %p\n", (void *)s_hostent.h_addr_list));
if (s_hostent.h_addr_list != NULL) {
u8_t idx;
for (idx = 0; s_hostent.h_addr_list[idx]; idx++) {
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list[%i] == %p\n", idx, s_hostent.h_addr_list[idx]));
LWIP_DEBUGF(DNS_DEBUG, ("hostent.h_addr_list[%i]-> == %s\n", idx, ipaddr_ntoa((ip_addr_t *)s_hostent.h_addr_list[idx])));
}
}
#endif /* DNS_DEBUG */
#if LWIP_DNS_API_HOSTENT_STORAGE
/* this function should return the "per-thread" hostent after copy from s_hostent */
return sys_thread_hostent(&s_hostent);
#else
return &s_hostent;
#endif /* LWIP_DNS_API_HOSTENT_STORAGE */
}
/**
* Thread-safe variant of lwip_gethostbyname: instead of using a static
* buffer, this function takes buffer and errno pointers as arguments
* and uses these for the result.
*
* @param name the hostname to resolve
* @param ret pre-allocated struct where to store the result
* @param buf pre-allocated buffer where to store additional data
* @param buflen the size of buf
* @param result pointer to a hostent pointer that is set to ret on success
* and set to zero on error
* @param h_errnop pointer to an int where to store errors (instead of modifying
* the global h_errno)
* @return 0 on success, non-zero on error, additional error information
* is stored in *h_errnop instead of h_errno to be thread-safe
*/
int
lwip_gethostbyname_r(const char *name, struct hostent *ret, char *buf,
size_t buflen, struct hostent **result, int *h_errnop)
{
err_t err;
struct gethostbyname_r_helper *h;
char *hostname;
size_t namelen;
int lh_errno;
if (h_errnop == NULL) {
/* ensure h_errnop is never NULL */
h_errnop = &lh_errno;
}
if (result == NULL) {
/* not all arguments given */
*h_errnop = EINVAL;
return -1;
}
/* first thing to do: set *result to nothing */
*result = NULL;
if ((name == NULL) || (ret == NULL) || (buf == NULL)) {
/* not all arguments given */
*h_errnop = EINVAL;
return -1;
}
namelen = strlen(name);
if (buflen < (sizeof(struct gethostbyname_r_helper) + LWIP_MEM_ALIGN_BUFFER(namelen + 1))) {
/* buf can't hold the data needed + a copy of name */
*h_errnop = ERANGE;
return -1;
}
h = (struct gethostbyname_r_helper *)LWIP_MEM_ALIGN(buf);
hostname = ((char *)h) + sizeof(struct gethostbyname_r_helper);
/* query host IP address */
err = netconn_gethostbyname(name, &h->addr);
if (err != ERR_OK) {
LWIP_DEBUGF(DNS_DEBUG, ("lwip_gethostbyname(%s) failed, err=%d\n", name, err));
*h_errnop = HOST_NOT_FOUND;
return -1;
}
/* copy the hostname into buf */
MEMCPY(hostname, name, namelen);
hostname[namelen] = 0;
/* fill hostent */
h->addr_list[0] = &h->addr;
h->addr_list[1] = NULL;
h->aliases = NULL;
ret->h_name = hostname;
ret->h_aliases = &h->aliases;
ret->h_addrtype = AF_INET;
ret->h_length = sizeof(ip_addr_t);
ret->h_addr_list = (char **)&h->addr_list;
/* set result != NULL */
*result = ret;
/* return success */
return 0;
}
/**
* Frees one or more addrinfo structures returned by getaddrinfo(), along with
* any additional storage associated with those structures. If the ai_next field
* of the structure is not null, the entire list of structures is freed.
*
* @param ai struct addrinfo to free
*/
void
lwip_freeaddrinfo(struct addrinfo *ai)
{
struct addrinfo *next;
while (ai != NULL) {
next = ai->ai_next;
memp_free(MEMP_NETDB, ai);
ai = next;
}
}
/**
* Translates the name of a service location (for example, a host name) and/or
* a service name and returns a set of socket addresses and associated
* information to be used in creating a socket with which to address the
* specified service.
* Memory for the result is allocated internally and must be freed by calling
* lwip_freeaddrinfo()!
*
* Due to a limitation in dns_gethostbyname, only the first address of a
* host is returned.
* Also, service names are not supported (only port numbers)!
*
* @param nodename descriptive name or address string of the host
* (may be NULL -> local address)
* @param servname port number as string of NULL
* @param hints structure containing input values that set socktype and protocol
* @param res pointer to a pointer where to store the result (set to NULL on failure)
* @return 0 on success, non-zero on failure
*
* @todo: implement AI_V4MAPPED, AI_ADDRCONFIG
*/
int
lwip_getaddrinfo(const char *nodename, const char *servname,
const struct addrinfo *hints, struct addrinfo **res)
{
err_t err;
ip_addr_t addr;
struct addrinfo *ai;
struct sockaddr_storage *sa = NULL;
int port_nr = 0;
size_t total_size;
size_t namelen = 0;
int ai_family;
if (res == NULL) {
return EAI_FAIL;
}
*res = NULL;
if ((nodename == NULL) && (servname == NULL)) {
return EAI_NONAME;
}
if (hints != NULL) {
ai_family = hints->ai_family;
if ((ai_family != AF_UNSPEC)
#if LWIP_IPV4
&& (ai_family != AF_INET)
#endif /* LWIP_IPV4 */
#if LWIP_IPV6
&& (ai_family != AF_INET6)
#endif /* LWIP_IPV6 */
) {
return EAI_FAMILY;
}
} else {
ai_family = AF_UNSPEC;
}
if (servname != NULL) {
/* service name specified: convert to port number
* @todo?: currently, only ASCII integers (port numbers) are supported (AI_NUMERICSERV)! */
port_nr = atoi(servname);
if ((port_nr <= 0) || (port_nr > 0xffff)) {
return EAI_SERVICE;
}
}
if (nodename != NULL) {
/* service location specified, try to resolve */
if ((hints != NULL) && (hints->ai_flags & AI_NUMERICHOST)) {
/* no DNS lookup, just parse for an address string */
if (!ipaddr_aton(nodename, &addr)) {
return EAI_NONAME;
}
#if LWIP_IPV4 && LWIP_IPV6
if ((IP_IS_V6_VAL(addr) && ai_family == AF_INET) ||
(IP_IS_V4_VAL(addr) && ai_family == AF_INET6)) {
return EAI_NONAME;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
} else {
#if LWIP_IPV4 && LWIP_IPV6
/* AF_UNSPEC: prefer IPv4 */
u8_t type = NETCONN_DNS_IPV4_IPV6;
if (ai_family == AF_INET) {
type = NETCONN_DNS_IPV4;
} else if (ai_family == AF_INET6) {
type = NETCONN_DNS_IPV6;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
err = netconn_gethostbyname_addrtype(nodename, &addr, type);
if (err != ERR_OK) {
return EAI_FAIL;
}
}
} else {
/* service location specified, use loopback address */
if ((hints != NULL) && (hints->ai_flags & AI_PASSIVE)) {
ip_addr_set_any_val(ai_family == AF_INET6, addr);
} else {
ip_addr_set_loopback_val(ai_family == AF_INET6, addr);
}
}
total_size = sizeof(struct addrinfo) + sizeof(struct sockaddr_storage);
if (nodename != NULL) {
namelen = strlen(nodename);
if (namelen > DNS_MAX_NAME_LENGTH) {
/* invalid name length */
return EAI_FAIL;
}
LWIP_ASSERT("namelen is too long", total_size + namelen + 1 > total_size);
total_size += namelen + 1;
}
/* If this fails, please report to lwip-devel! :-) */
LWIP_ASSERT("total_size <= NETDB_ELEM_SIZE: please report this!",
total_size <= NETDB_ELEM_SIZE);
ai = (struct addrinfo *)memp_malloc(MEMP_NETDB);
if (ai == NULL) {
return EAI_MEMORY;
}
memset(ai, 0, total_size);
/* cast through void* to get rid of alignment warnings */
sa = (struct sockaddr_storage *)(void *)((u8_t *)ai + sizeof(struct addrinfo));
if (IP_IS_V6_VAL(addr)) {
#if LWIP_IPV6
struct sockaddr_in6 *sa6 = (struct sockaddr_in6 *)sa;
/* set up sockaddr */
inet6_addr_from_ip6addr(&sa6->sin6_addr, ip_2_ip6(&addr));
sa6->sin6_family = AF_INET6;
sa6->sin6_len = sizeof(struct sockaddr_in6);
sa6->sin6_port = lwip_htons((u16_t)port_nr);
sa6->sin6_scope_id = ip6_addr_zone(ip_2_ip6(&addr));
ai->ai_family = AF_INET6;
#endif /* LWIP_IPV6 */
} else {
#if LWIP_IPV4
struct sockaddr_in *sa4 = (struct sockaddr_in *)sa;
/* set up sockaddr */
inet_addr_from_ip4addr(&sa4->sin_addr, ip_2_ip4(&addr));
sa4->sin_family = AF_INET;
sa4->sin_len = sizeof(struct sockaddr_in);
sa4->sin_port = lwip_htons((u16_t)port_nr);
ai->ai_family = AF_INET;
#endif /* LWIP_IPV4 */
}
/* set up addrinfo */
if (hints != NULL) {
/* copy socktype & protocol from hints if specified */
ai->ai_socktype = hints->ai_socktype;
ai->ai_protocol = hints->ai_protocol;
}
if (nodename != NULL) {
/* copy nodename to canonname if specified */
ai->ai_canonname = ((char *)ai + sizeof(struct addrinfo) + sizeof(struct sockaddr_storage));
MEMCPY(ai->ai_canonname, nodename, namelen);
ai->ai_canonname[namelen] = 0;
}
ai->ai_addrlen = sizeof(struct sockaddr_storage);
ai->ai_addr = (struct sockaddr *)sa;
*res = ai;
return 0;
}
#endif /* LWIP_DNS && LWIP_SOCKET */

760
Ubiquitous/XiUOS/resources/ethernet/LwIP/api/netifapi.c
View File

@ -1,380 +1,380 @@
/**
* @file
* Network Interface Sequential API module
*
* @defgroup netifapi NETIF API
* @ingroup sequential_api
* Thread-safe functions to be called from non-TCPIP threads
*
* @defgroup netifapi_netif NETIF related
* @ingroup netifapi
* To be called from non-TCPIP threads
*/
/*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
*/
#include "lwip/opt.h"
#if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */
#include "lwip/etharp.h"
#include "lwip/netifapi.h"
#include "lwip/memp.h"
#include "lwip/priv/tcpip_priv.h"
#include <string.h> /* strncpy */
#define NETIFAPI_VAR_REF(name) API_VAR_REF(name)
#define NETIFAPI_VAR_DECLARE(name) API_VAR_DECLARE(struct netifapi_msg, name)
#define NETIFAPI_VAR_ALLOC(name) API_VAR_ALLOC(struct netifapi_msg, MEMP_NETIFAPI_MSG, name, ERR_MEM)
#define NETIFAPI_VAR_FREE(name) API_VAR_FREE(MEMP_NETIFAPI_MSG, name)
/**
* Call netif_add() inside the tcpip_thread context.
*/
static err_t
netifapi_do_netif_add(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (!netif_add( msg->netif,
#if LWIP_IPV4
API_EXPR_REF(msg->msg.add.ipaddr),
API_EXPR_REF(msg->msg.add.netmask),
API_EXPR_REF(msg->msg.add.gw),
#endif /* LWIP_IPV4 */
msg->msg.add.state,
msg->msg.add.init,
msg->msg.add.input)) {
return ERR_IF;
} else {
return ERR_OK;
}
}
#if LWIP_IPV4
/**
* Call netif_set_addr() inside the tcpip_thread context.
*/
static err_t
netifapi_do_netif_set_addr(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
netif_set_addr( msg->netif,
API_EXPR_REF(msg->msg.add.ipaddr),
API_EXPR_REF(msg->msg.add.netmask),
API_EXPR_REF(msg->msg.add.gw));
return ERR_OK;
}
#endif /* LWIP_IPV4 */
/**
* Call netif_name_to_index() inside the tcpip_thread context.
*/
static err_t
netifapi_do_name_to_index(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
msg->msg.ifs.index = netif_name_to_index(msg->msg.ifs.name);
return ERR_OK;
}
/**
* Call netif_index_to_name() inside the tcpip_thread context.
*/
static err_t
netifapi_do_index_to_name(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (!netif_index_to_name(msg->msg.ifs.index, msg->msg.ifs.name)) {
/* return failure via empty name */
msg->msg.ifs.name[0] = '\0';
}
return ERR_OK;
}
/**
* Call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) inside the
* tcpip_thread context.
*/
static err_t
netifapi_do_netif_common(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (msg->msg.common.errtfunc != NULL) {
return msg->msg.common.errtfunc(msg->netif);
} else {
msg->msg.common.voidfunc(msg->netif);
return ERR_OK;
}
}
#if LWIP_ARP && LWIP_IPV4
/**
* @ingroup netifapi_arp
* Add or update an entry in the ARP cache.
* For an update, ipaddr is used to find the cache entry.
*
* @param ipaddr IPv4 address of cache entry
* @param ethaddr hardware address mapped to ipaddr
* @param type type of ARP cache entry
* @return ERR_OK: entry added/updated, else error from err_t
*/
err_t
netifapi_arp_add(const ip4_addr_t *ipaddr, struct eth_addr *ethaddr, enum netifapi_arp_entry type)
{
err_t err;
/* We only support permanent entries currently */
LWIP_UNUSED_ARG(type);
#if ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
err = etharp_add_static_entry(ipaddr, ethaddr);
UNLOCK_TCPIP_CORE();
#else
/* @todo add new vars to struct netifapi_msg and create a 'do' func */
LWIP_UNUSED_ARG(ipaddr);
LWIP_UNUSED_ARG(ethaddr);
err = ERR_VAL;
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING */
return err;
}
/**
* @ingroup netifapi_arp
* Remove an entry in the ARP cache identified by ipaddr
*
* @param ipaddr IPv4 address of cache entry
* @param type type of ARP cache entry
* @return ERR_OK: entry removed, else error from err_t
*/
err_t
netifapi_arp_remove(const ip4_addr_t *ipaddr, enum netifapi_arp_entry type)
{
err_t err;
/* We only support permanent entries currently */
LWIP_UNUSED_ARG(type);
#if ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
err = etharp_remove_static_entry(ipaddr);
UNLOCK_TCPIP_CORE();
#else
/* @todo add new vars to struct netifapi_msg and create a 'do' func */
LWIP_UNUSED_ARG(ipaddr);
err = ERR_VAL;
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING */
return err;
}
#endif /* LWIP_ARP && LWIP_IPV4 */
/**
* @ingroup netifapi_netif
* Call netif_add() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @note for params @see netif_add()
*/
err_t
netifapi_netif_add(struct netif *netif,
#if LWIP_IPV4
const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw,
#endif /* LWIP_IPV4 */
void *state, netif_init_fn init, netif_input_fn input)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
#if LWIP_IPV4
if (ipaddr == NULL) {
ipaddr = IP4_ADDR_ANY4;
}
if (netmask == NULL) {
netmask = IP4_ADDR_ANY4;
}
if (gw == NULL) {
gw = IP4_ADDR_ANY4;
}
#endif /* LWIP_IPV4 */
NETIFAPI_VAR_REF(msg).netif = netif;
#if LWIP_IPV4
NETIFAPI_VAR_REF(msg).msg.add.ipaddr = NETIFAPI_VAR_REF(ipaddr);
NETIFAPI_VAR_REF(msg).msg.add.netmask = NETIFAPI_VAR_REF(netmask);
NETIFAPI_VAR_REF(msg).msg.add.gw = NETIFAPI_VAR_REF(gw);
#endif /* LWIP_IPV4 */
NETIFAPI_VAR_REF(msg).msg.add.state = state;
NETIFAPI_VAR_REF(msg).msg.add.init = init;
NETIFAPI_VAR_REF(msg).msg.add.input = input;
err = tcpip_api_call(netifapi_do_netif_add, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
#if LWIP_IPV4
/**
* @ingroup netifapi_netif
* Call netif_set_addr() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @note for params @see netif_set_addr()
*/
err_t
netifapi_netif_set_addr(struct netif *netif,
const ip4_addr_t *ipaddr,
const ip4_addr_t *netmask,
const ip4_addr_t *gw)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
if (ipaddr == NULL) {
ipaddr = IP4_ADDR_ANY4;
}
if (netmask == NULL) {
netmask = IP4_ADDR_ANY4;
}
if (gw == NULL) {
gw = IP4_ADDR_ANY4;
}
NETIFAPI_VAR_REF(msg).netif = netif;
NETIFAPI_VAR_REF(msg).msg.add.ipaddr = NETIFAPI_VAR_REF(ipaddr);
NETIFAPI_VAR_REF(msg).msg.add.netmask = NETIFAPI_VAR_REF(netmask);
NETIFAPI_VAR_REF(msg).msg.add.gw = NETIFAPI_VAR_REF(gw);
err = tcpip_api_call(netifapi_do_netif_set_addr, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
#endif /* LWIP_IPV4 */
/**
* call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) in a thread-safe
* way by running that function inside the tcpip_thread context.
*
* @note use only for functions where there is only "netif" parameter.
*/
err_t
netifapi_netif_common(struct netif *netif, netifapi_void_fn voidfunc,
netifapi_errt_fn errtfunc)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
NETIFAPI_VAR_REF(msg).netif = netif;
NETIFAPI_VAR_REF(msg).msg.common.voidfunc = voidfunc;
NETIFAPI_VAR_REF(msg).msg.common.errtfunc = errtfunc;
err = tcpip_api_call(netifapi_do_netif_common, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
/**
* @ingroup netifapi_netif
* Call netif_name_to_index() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @param name the interface name of the netif
* @param idx output index of the found netif
*/
err_t
netifapi_netif_name_to_index(const char *name, u8_t *idx)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
*idx = 0;
#if LWIP_MPU_COMPATIBLE
strncpy(NETIFAPI_VAR_REF(msg).msg.ifs.name, name, NETIF_NAMESIZE - 1);
NETIFAPI_VAR_REF(msg).msg.ifs.name[NETIF_NAMESIZE - 1] = '\0';
#else
NETIFAPI_VAR_REF(msg).msg.ifs.name = LWIP_CONST_CAST(char *, name);
#endif /* LWIP_MPU_COMPATIBLE */
err = tcpip_api_call(netifapi_do_name_to_index, &API_VAR_REF(msg).call);
if (!err) {
*idx = NETIFAPI_VAR_REF(msg).msg.ifs.index;
}
NETIFAPI_VAR_FREE(msg);
return err;
}
/**
* @ingroup netifapi_netif
* Call netif_index_to_name() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @param idx the interface index of the netif
* @param name output name of the found netif, empty '\0' string if netif not found.
* name should be of at least NETIF_NAMESIZE bytes
*/
err_t
netifapi_netif_index_to_name(u8_t idx, char *name)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
NETIFAPI_VAR_REF(msg).msg.ifs.index = idx;
#if !LWIP_MPU_COMPATIBLE
NETIFAPI_VAR_REF(msg).msg.ifs.name = name;
#endif /* LWIP_MPU_COMPATIBLE */
err = tcpip_api_call(netifapi_do_index_to_name, &API_VAR_REF(msg).call);
#if LWIP_MPU_COMPATIBLE
if (!err) {
strncpy(name, NETIFAPI_VAR_REF(msg).msg.ifs.name, NETIF_NAMESIZE - 1);
name[NETIF_NAMESIZE - 1] = '\0';
}
#endif /* LWIP_MPU_COMPATIBLE */
NETIFAPI_VAR_FREE(msg);
return err;
}
#endif /* LWIP_NETIF_API */
/**
* @file
* Network Interface Sequential API module
*
* @defgroup netifapi NETIF API
* @ingroup sequential_api
* Thread-safe functions to be called from non-TCPIP threads
*
* @defgroup netifapi_netif NETIF related
* @ingroup netifapi
* To be called from non-TCPIP threads
*/
/*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
*/
#include "lwip/opt.h"
#if LWIP_NETIF_API /* don't build if not configured for use in lwipopts.h */
#include "lwip/etharp.h"
#include "lwip/netifapi.h"
#include "lwip/memp.h"
#include "lwip/priv/tcpip_priv.h"
#include <string.h> /* strncpy */
#define NETIFAPI_VAR_REF(name) API_VAR_REF(name)
#define NETIFAPI_VAR_DECLARE(name) API_VAR_DECLARE(struct netifapi_msg, name)
#define NETIFAPI_VAR_ALLOC(name) API_VAR_ALLOC(struct netifapi_msg, MEMP_NETIFAPI_MSG, name, ERR_MEM)
#define NETIFAPI_VAR_FREE(name) API_VAR_FREE(MEMP_NETIFAPI_MSG, name)
/**
* Call netif_add() inside the tcpip_thread context.
*/
static err_t
netifapi_do_netif_add(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (!netif_add( msg->netif,
#if LWIP_IPV4
API_EXPR_REF(msg->msg.add.ipaddr),
API_EXPR_REF(msg->msg.add.netmask),
API_EXPR_REF(msg->msg.add.gw),
#endif /* LWIP_IPV4 */
msg->msg.add.state,
msg->msg.add.init,
msg->msg.add.input)) {
return ERR_IF;
} else {
return ERR_OK;
}
}
#if LWIP_IPV4
/**
* Call netif_set_addr() inside the tcpip_thread context.
*/
static err_t
netifapi_do_netif_set_addr(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
netif_set_addr( msg->netif,
API_EXPR_REF(msg->msg.add.ipaddr),
API_EXPR_REF(msg->msg.add.netmask),
API_EXPR_REF(msg->msg.add.gw));
return ERR_OK;
}
#endif /* LWIP_IPV4 */
/**
* Call netif_name_to_index() inside the tcpip_thread context.
*/
static err_t
netifapi_do_name_to_index(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
msg->msg.ifs.index = netif_name_to_index(msg->msg.ifs.name);
return ERR_OK;
}
/**
* Call netif_index_to_name() inside the tcpip_thread context.
*/
static err_t
netifapi_do_index_to_name(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (!netif_index_to_name(msg->msg.ifs.index, msg->msg.ifs.name)) {
/* return failure via empty name */
msg->msg.ifs.name[0] = '\0';
}
return ERR_OK;
}
/**
* Call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) inside the
* tcpip_thread context.
*/
static err_t
netifapi_do_netif_common(struct tcpip_api_call_data *m)
{
/* cast through void* to silence alignment warnings.
* We know it works because the structs have been instantiated as struct netifapi_msg */
struct netifapi_msg *msg = (struct netifapi_msg *)(void *)m;
if (msg->msg.common.errtfunc != NULL) {
return msg->msg.common.errtfunc(msg->netif);
} else {
msg->msg.common.voidfunc(msg->netif);
return ERR_OK;
}
}
#if LWIP_ARP && LWIP_IPV4
/**
* @ingroup netifapi_arp
* Add or update an entry in the ARP cache.
* For an update, ipaddr is used to find the cache entry.
*
* @param ipaddr IPv4 address of cache entry
* @param ethaddr hardware address mapped to ipaddr
* @param type type of ARP cache entry
* @return ERR_OK: entry added/updated, else error from err_t
*/
err_t
netifapi_arp_add(const ip4_addr_t *ipaddr, struct eth_addr *ethaddr, enum netifapi_arp_entry type)
{
err_t err;
/* We only support permanent entries currently */
LWIP_UNUSED_ARG(type);
#if ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
err = etharp_add_static_entry(ipaddr, ethaddr);
UNLOCK_TCPIP_CORE();
#else
/* @todo add new vars to struct netifapi_msg and create a 'do' func */
LWIP_UNUSED_ARG(ipaddr);
LWIP_UNUSED_ARG(ethaddr);
err = ERR_VAL;
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING */
return err;
}
/**
* @ingroup netifapi_arp
* Remove an entry in the ARP cache identified by ipaddr
*
* @param ipaddr IPv4 address of cache entry
* @param type type of ARP cache entry
* @return ERR_OK: entry removed, else error from err_t
*/
err_t
netifapi_arp_remove(const ip4_addr_t *ipaddr, enum netifapi_arp_entry type)
{
err_t err;
/* We only support permanent entries currently */
LWIP_UNUSED_ARG(type);
#if ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
err = etharp_remove_static_entry(ipaddr);
UNLOCK_TCPIP_CORE();
#else
/* @todo add new vars to struct netifapi_msg and create a 'do' func */
LWIP_UNUSED_ARG(ipaddr);
err = ERR_VAL;
#endif /* ETHARP_SUPPORT_STATIC_ENTRIES && LWIP_TCPIP_CORE_LOCKING */
return err;
}
#endif /* LWIP_ARP && LWIP_IPV4 */
/**
* @ingroup netifapi_netif
* Call netif_add() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @note for params @see netif_add()
*/
err_t
netifapi_netif_add(struct netif *netif,
#if LWIP_IPV4
const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw,
#endif /* LWIP_IPV4 */
void *state, netif_init_fn init, netif_input_fn input)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
#if LWIP_IPV4
if (ipaddr == NULL) {
ipaddr = IP4_ADDR_ANY4;
}
if (netmask == NULL) {
netmask = IP4_ADDR_ANY4;
}
if (gw == NULL) {
gw = IP4_ADDR_ANY4;
}
#endif /* LWIP_IPV4 */
NETIFAPI_VAR_REF(msg).netif = netif;
#if LWIP_IPV4
NETIFAPI_VAR_REF(msg).msg.add.ipaddr = NETIFAPI_VAR_REF(ipaddr);
NETIFAPI_VAR_REF(msg).msg.add.netmask = NETIFAPI_VAR_REF(netmask);
NETIFAPI_VAR_REF(msg).msg.add.gw = NETIFAPI_VAR_REF(gw);
#endif /* LWIP_IPV4 */
NETIFAPI_VAR_REF(msg).msg.add.state = state;
NETIFAPI_VAR_REF(msg).msg.add.init = init;
NETIFAPI_VAR_REF(msg).msg.add.input = input;
err = tcpip_api_call(netifapi_do_netif_add, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
#if LWIP_IPV4
/**
* @ingroup netifapi_netif
* Call netif_set_addr() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @note for params @see netif_set_addr()
*/
err_t
netifapi_netif_set_addr(struct netif *netif,
const ip4_addr_t *ipaddr,
const ip4_addr_t *netmask,
const ip4_addr_t *gw)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
if (ipaddr == NULL) {
ipaddr = IP4_ADDR_ANY4;
}
if (netmask == NULL) {
netmask = IP4_ADDR_ANY4;
}
if (gw == NULL) {
gw = IP4_ADDR_ANY4;
}
NETIFAPI_VAR_REF(msg).netif = netif;
NETIFAPI_VAR_REF(msg).msg.add.ipaddr = NETIFAPI_VAR_REF(ipaddr);
NETIFAPI_VAR_REF(msg).msg.add.netmask = NETIFAPI_VAR_REF(netmask);
NETIFAPI_VAR_REF(msg).msg.add.gw = NETIFAPI_VAR_REF(gw);
err = tcpip_api_call(netifapi_do_netif_set_addr, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
#endif /* LWIP_IPV4 */
/**
* call the "errtfunc" (or the "voidfunc" if "errtfunc" is NULL) in a thread-safe
* way by running that function inside the tcpip_thread context.
*
* @note use only for functions where there is only "netif" parameter.
*/
err_t
netifapi_netif_common(struct netif *netif, netifapi_void_fn voidfunc,
netifapi_errt_fn errtfunc)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
NETIFAPI_VAR_REF(msg).netif = netif;
NETIFAPI_VAR_REF(msg).msg.common.voidfunc = voidfunc;
NETIFAPI_VAR_REF(msg).msg.common.errtfunc = errtfunc;
err = tcpip_api_call(netifapi_do_netif_common, &API_VAR_REF(msg).call);
NETIFAPI_VAR_FREE(msg);
return err;
}
/**
* @ingroup netifapi_netif
* Call netif_name_to_index() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @param name the interface name of the netif
* @param idx output index of the found netif
*/
err_t
netifapi_netif_name_to_index(const char *name, u8_t *idx)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
*idx = 0;
#if LWIP_MPU_COMPATIBLE
strncpy(NETIFAPI_VAR_REF(msg).msg.ifs.name, name, NETIF_NAMESIZE - 1);
NETIFAPI_VAR_REF(msg).msg.ifs.name[NETIF_NAMESIZE - 1] = '\0';
#else
NETIFAPI_VAR_REF(msg).msg.ifs.name = LWIP_CONST_CAST(char *, name);
#endif /* LWIP_MPU_COMPATIBLE */
err = tcpip_api_call(netifapi_do_name_to_index, &API_VAR_REF(msg).call);
if (!err) {
*idx = NETIFAPI_VAR_REF(msg).msg.ifs.index;
}
NETIFAPI_VAR_FREE(msg);
return err;
}
/**
* @ingroup netifapi_netif
* Call netif_index_to_name() in a thread-safe way by running that function inside the
* tcpip_thread context.
*
* @param idx the interface index of the netif
* @param name output name of the found netif, empty '\0' string if netif not found.
* name should be of at least NETIF_NAMESIZE bytes
*/
err_t
netifapi_netif_index_to_name(u8_t idx, char *name)
{
err_t err;
NETIFAPI_VAR_DECLARE(msg);
NETIFAPI_VAR_ALLOC(msg);
NETIFAPI_VAR_REF(msg).msg.ifs.index = idx;
#if !LWIP_MPU_COMPATIBLE
NETIFAPI_VAR_REF(msg).msg.ifs.name = name;
#endif /* LWIP_MPU_COMPATIBLE */
err = tcpip_api_call(netifapi_do_index_to_name, &API_VAR_REF(msg).call);
#if LWIP_MPU_COMPATIBLE
if (!err) {
strncpy(name, NETIFAPI_VAR_REF(msg).msg.ifs.name, NETIF_NAMESIZE - 1);
name[NETIF_NAMESIZE - 1] = '\0';
}
#endif /* LWIP_MPU_COMPATIBLE */
NETIFAPI_VAR_FREE(msg);
return err;
}
#endif /* LWIP_NETIF_API */

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/**
* @file
* Application layered TCP connection API (to be used from TCPIP thread)
*
* This file contains memory management functions for a TLS layer using mbedTLS.
*
* ATTENTION: For production usage, you might want to override this file with
* your own implementation since this implementation simply uses the
* lwIP heap without caring for fragmentation or leaving heap for
* other parts of lwIP!
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
* Missing things / @todo:
* - RX data is acknowledged after receiving (tcp_recved is called when enqueueing
* the pbuf for mbedTLS receive, not when processed by mbedTLS or the inner
* connection; altcp_recved() from inner connection does nothing)
* - TX data is marked as 'sent' (i.e. acknowledged; sent callback is called) right
* after enqueueing for transmission, not when actually ACKed be the remote host.
*/
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "altcp_tls_mbedtls_mem.h"
#include "altcp_tls_mbedtls_structs.h"
#include "lwip/mem.h"
#include "mbedtls/platform.h"
#include <string.h>
#ifndef ALTCP_MBEDTLS_MEM_DEBUG
#define ALTCP_MBEDTLS_MEM_DEBUG LWIP_DBG_OFF
#endif
#if defined(MBEDTLS_PLATFORM_MEMORY) && \
(!defined(MBEDTLS_PLATFORM_FREE_MACRO) || \
defined(MBEDTLS_PLATFORM_CALLOC_MACRO))
#define ALTCP_MBEDTLS_PLATFORM_ALLOC 1
#else
#define ALTCP_MBEDTLS_PLATFORM_ALLOC 0
#endif
#if ALTCP_MBEDTLS_PLATFORM_ALLOC
#ifndef ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
#define ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS 0
#endif
/* This is an example/debug implementation of alloc/free functions only */
typedef struct altcp_mbedtls_malloc_helper_s {
size_t c;
size_t len;
} altcp_mbedtls_malloc_helper_t;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
typedef struct altcp_mbedtls_malloc_stats_s {
size_t allocedBytes;
size_t allocCnt;
size_t maxBytes;
size_t totalBytes;
} altcp_mbedtls_malloc_stats_t;
altcp_mbedtls_malloc_stats_t altcp_mbedtls_malloc_stats;
volatile int altcp_mbedtls_malloc_clear_stats;
#endif
static void *
tls_malloc(size_t c, size_t len)
{
altcp_mbedtls_malloc_helper_t *hlpr;
void *ret;
size_t alloc_size;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
if (altcp_mbedtls_malloc_clear_stats) {
altcp_mbedtls_malloc_clear_stats = 0;
memset(&altcp_mbedtls_malloc_stats, 0, sizeof(altcp_mbedtls_malloc_stats));
}
#endif
alloc_size = sizeof(altcp_mbedtls_malloc_helper_t) + (c * len);
/* check for maximum allocation size, mainly to prevent mem_size_t overflow */
if (alloc_size > MEM_SIZE) {
LWIP_DEBUGF(ALTCP_MBEDTLS_MEM_DEBUG, ("mbedtls allocation too big: %c * %d bytes vs MEM_SIZE=%d",
(int)c, (int)len, (int)MEM_SIZE));
return NULL;
}
hlpr = (altcp_mbedtls_malloc_helper_t *)mem_malloc((mem_size_t)alloc_size);
if (hlpr == NULL) {
LWIP_DEBUGF(ALTCP_MBEDTLS_MEM_DEBUG, ("mbedtls alloc callback failed for %c * %d bytes", (int)c, (int)len));
return NULL;
}
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
altcp_mbedtls_malloc_stats.allocCnt++;
altcp_mbedtls_malloc_stats.allocedBytes += c * len;
if (altcp_mbedtls_malloc_stats.allocedBytes > altcp_mbedtls_malloc_stats.maxBytes) {
altcp_mbedtls_malloc_stats.maxBytes = altcp_mbedtls_malloc_stats.allocedBytes;
}
altcp_mbedtls_malloc_stats.totalBytes += c * len;
#endif
hlpr->c = c;
hlpr->len = len;
ret = hlpr + 1;
/* zeroing the allocated chunk is required by mbedTLS! */
memset(ret, 0, c * len);
return ret;
}
static void
tls_free(void *ptr)
{
altcp_mbedtls_malloc_helper_t *hlpr;
if (ptr == NULL) {
/* this obviously happened in mbedtls... */
return;
}
hlpr = ((altcp_mbedtls_malloc_helper_t *)ptr) - 1;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
if (!altcp_mbedtls_malloc_clear_stats) {
altcp_mbedtls_malloc_stats.allocedBytes -= hlpr->c * hlpr->len;
}
#endif
mem_free(hlpr);
}
#endif /* ALTCP_MBEDTLS_PLATFORM_ALLOC*/
void
altcp_mbedtls_mem_init(void)
{
/* not much to do here when using the heap */
#if ALTCP_MBEDTLS_PLATFORM_ALLOC
/* set mbedtls allocation methods */
mbedtls_platform_set_calloc_free(&tls_malloc, &tls_free);
#endif
}
altcp_mbedtls_state_t *
altcp_mbedtls_alloc(void *conf)
{
altcp_mbedtls_state_t *ret = (altcp_mbedtls_state_t *)mem_calloc(1, sizeof(altcp_mbedtls_state_t));
if (ret != NULL) {
ret->conf = conf;
}
return ret;
}
void
altcp_mbedtls_free(void *conf, altcp_mbedtls_state_t *state)
{
LWIP_UNUSED_ARG(conf);
LWIP_ASSERT("state != NULL", state != NULL);
mem_free(state);
}
void *
altcp_mbedtls_alloc_config(size_t size)
{
void *ret;
size_t checked_size = (mem_size_t)size;
if (size != checked_size) {
/* allocation too big (mem_size_t overflow) */
return NULL;
}
ret = (altcp_mbedtls_state_t *)mem_calloc(1, (mem_size_t)size);
return ret;
}
void
altcp_mbedtls_free_config(void *item)
{
LWIP_ASSERT("item != NULL", item != NULL);
mem_free(item);
}
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */
/**
* @file
* Application layered TCP connection API (to be used from TCPIP thread)
*
* This file contains memory management functions for a TLS layer using mbedTLS.
*
* ATTENTION: For production usage, you might want to override this file with
* your own implementation since this implementation simply uses the
* lwIP heap without caring for fragmentation or leaving heap for
* other parts of lwIP!
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
* Missing things / @todo:
* - RX data is acknowledged after receiving (tcp_recved is called when enqueueing
* the pbuf for mbedTLS receive, not when processed by mbedTLS or the inner
* connection; altcp_recved() from inner connection does nothing)
* - TX data is marked as 'sent' (i.e. acknowledged; sent callback is called) right
* after enqueueing for transmission, not when actually ACKed be the remote host.
*/
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "altcp_tls_mbedtls_mem.h"
#include "altcp_tls_mbedtls_structs.h"
#include "lwip/mem.h"
#include "mbedtls/platform.h"
#include <string.h>
#ifndef ALTCP_MBEDTLS_MEM_DEBUG
#define ALTCP_MBEDTLS_MEM_DEBUG LWIP_DBG_OFF
#endif
#if defined(MBEDTLS_PLATFORM_MEMORY) && \
(!defined(MBEDTLS_PLATFORM_FREE_MACRO) || \
defined(MBEDTLS_PLATFORM_CALLOC_MACRO))
#define ALTCP_MBEDTLS_PLATFORM_ALLOC 1
#else
#define ALTCP_MBEDTLS_PLATFORM_ALLOC 0
#endif
#if ALTCP_MBEDTLS_PLATFORM_ALLOC
#ifndef ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
#define ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS 0
#endif
/* This is an example/debug implementation of alloc/free functions only */
typedef struct altcp_mbedtls_malloc_helper_s {
size_t c;
size_t len;
} altcp_mbedtls_malloc_helper_t;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
typedef struct altcp_mbedtls_malloc_stats_s {
size_t allocedBytes;
size_t allocCnt;
size_t maxBytes;
size_t totalBytes;
} altcp_mbedtls_malloc_stats_t;
altcp_mbedtls_malloc_stats_t altcp_mbedtls_malloc_stats;
volatile int altcp_mbedtls_malloc_clear_stats;
#endif
static void *
tls_malloc(size_t c, size_t len)
{
altcp_mbedtls_malloc_helper_t *hlpr;
void *ret;
size_t alloc_size;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
if (altcp_mbedtls_malloc_clear_stats) {
altcp_mbedtls_malloc_clear_stats = 0;
memset(&altcp_mbedtls_malloc_stats, 0, sizeof(altcp_mbedtls_malloc_stats));
}
#endif
alloc_size = sizeof(altcp_mbedtls_malloc_helper_t) + (c * len);
/* check for maximum allocation size, mainly to prevent mem_size_t overflow */
if (alloc_size > MEM_SIZE) {
LWIP_DEBUGF(ALTCP_MBEDTLS_MEM_DEBUG, ("mbedtls allocation too big: %c * %d bytes vs MEM_SIZE=%d",
(int)c, (int)len, (int)MEM_SIZE));
return NULL;
}
hlpr = (altcp_mbedtls_malloc_helper_t *)mem_malloc((mem_size_t)alloc_size);
if (hlpr == NULL) {
LWIP_DEBUGF(ALTCP_MBEDTLS_MEM_DEBUG, ("mbedtls alloc callback failed for %c * %d bytes", (int)c, (int)len));
return NULL;
}
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
altcp_mbedtls_malloc_stats.allocCnt++;
altcp_mbedtls_malloc_stats.allocedBytes += c * len;
if (altcp_mbedtls_malloc_stats.allocedBytes > altcp_mbedtls_malloc_stats.maxBytes) {
altcp_mbedtls_malloc_stats.maxBytes = altcp_mbedtls_malloc_stats.allocedBytes;
}
altcp_mbedtls_malloc_stats.totalBytes += c * len;
#endif
hlpr->c = c;
hlpr->len = len;
ret = hlpr + 1;
/* zeroing the allocated chunk is required by mbedTLS! */
memset(ret, 0, c * len);
return ret;
}
static void
tls_free(void *ptr)
{
altcp_mbedtls_malloc_helper_t *hlpr;
if (ptr == NULL) {
/* this obviously happened in mbedtls... */
return;
}
hlpr = ((altcp_mbedtls_malloc_helper_t *)ptr) - 1;
#if ALTCP_MBEDTLS_PLATFORM_ALLOC_STATS
if (!altcp_mbedtls_malloc_clear_stats) {
altcp_mbedtls_malloc_stats.allocedBytes -= hlpr->c * hlpr->len;
}
#endif
mem_free(hlpr);
}
#endif /* ALTCP_MBEDTLS_PLATFORM_ALLOC*/
void
altcp_mbedtls_mem_init(void)
{
/* not much to do here when using the heap */
#if ALTCP_MBEDTLS_PLATFORM_ALLOC
/* set mbedtls allocation methods */
mbedtls_platform_set_calloc_free(&tls_malloc, &tls_free);
#endif
}
altcp_mbedtls_state_t *
altcp_mbedtls_alloc(void *conf)
{
altcp_mbedtls_state_t *ret = (altcp_mbedtls_state_t *)mem_calloc(1, sizeof(altcp_mbedtls_state_t));
if (ret != NULL) {
ret->conf = conf;
}
return ret;
}
void
altcp_mbedtls_free(void *conf, altcp_mbedtls_state_t *state)
{
LWIP_UNUSED_ARG(conf);
LWIP_ASSERT("state != NULL", state != NULL);
mem_free(state);
}
void *
altcp_mbedtls_alloc_config(size_t size)
{
void *ret;
size_t checked_size = (mem_size_t)size;
if (size != checked_size) {
/* allocation too big (mem_size_t overflow) */
return NULL;
}
ret = (altcp_mbedtls_state_t *)mem_calloc(1, (mem_size_t)size);
return ret;
}
void
altcp_mbedtls_free_config(void *item)
{
LWIP_ASSERT("item != NULL", item != NULL);
mem_free(item);
}
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */

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@ -1,72 +1,72 @@
/**
* @file
* Application layered TCP/TLS connection API (to be used from TCPIP thread)
*
* This file contains memory management function prototypes for a TLS layer using mbedTLS.
*
* Memory management contains:
* - allocating/freeing altcp_mbedtls_state_t
* - allocating/freeing memory used in the mbedTLS library
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#ifndef LWIP_HDR_ALTCP_MBEDTLS_MEM_H
#define LWIP_HDR_ALTCP_MBEDTLS_MEM_H
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "altcp_tls_mbedtls_structs.h"
#ifdef __cplusplus
extern "C" {
#endif
void altcp_mbedtls_mem_init(void);
altcp_mbedtls_state_t *altcp_mbedtls_alloc(void *conf);
void altcp_mbedtls_free(void *conf, altcp_mbedtls_state_t *state);
void *altcp_mbedtls_alloc_config(size_t size);
void altcp_mbedtls_free_config(void *item);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */
#endif /* LWIP_HDR_ALTCP_MBEDTLS_MEM_H */
/**
* @file
* Application layered TCP/TLS connection API (to be used from TCPIP thread)
*
* This file contains memory management function prototypes for a TLS layer using mbedTLS.
*
* Memory management contains:
* - allocating/freeing altcp_mbedtls_state_t
* - allocating/freeing memory used in the mbedTLS library
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#ifndef LWIP_HDR_ALTCP_MBEDTLS_MEM_H
#define LWIP_HDR_ALTCP_MBEDTLS_MEM_H
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "altcp_tls_mbedtls_structs.h"
#ifdef __cplusplus
extern "C" {
#endif
void altcp_mbedtls_mem_init(void);
altcp_mbedtls_state_t *altcp_mbedtls_alloc(void *conf);
void altcp_mbedtls_free(void *conf, altcp_mbedtls_state_t *state);
void *altcp_mbedtls_alloc_config(size_t size);
void altcp_mbedtls_free_config(void *item);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */
#endif /* LWIP_HDR_ALTCP_MBEDTLS_MEM_H */

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@ -1,83 +1,83 @@
/**
* @file
* Application layered TCP/TLS connection API (to be used from TCPIP thread)
*
* This file contains structure definitions for a TLS layer using mbedTLS.
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#ifndef LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H
#define LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "lwip/altcp.h"
#include "lwip/pbuf.h"
#include "mbedtls/ssl.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ALTCP_MBEDTLS_FLAGS_HANDSHAKE_DONE 0x01
#define ALTCP_MBEDTLS_FLAGS_UPPER_CALLED 0x02
#define ALTCP_MBEDTLS_FLAGS_RX_CLOSE_QUEUED 0x04
#define ALTCP_MBEDTLS_FLAGS_RX_CLOSED 0x08
#define ALTCP_MBEDTLS_FLAGS_APPLDATA_SENT 0x10
typedef struct altcp_mbedtls_state_s {
void *conf;
mbedtls_ssl_context ssl_context;
/* chain of rx pbufs (before decryption) */
struct pbuf *rx;
struct pbuf *rx_app;
u8_t flags;
int rx_passed_unrecved;
int bio_bytes_read;
int bio_bytes_appl;
} altcp_mbedtls_state_t;
#ifdef __cplusplus
}
#endif
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */
#endif /* LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H */
/**
* @file
* Application layered TCP/TLS connection API (to be used from TCPIP thread)
*
* This file contains structure definitions for a TLS layer using mbedTLS.
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#ifndef LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H
#define LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/altcp_tls_mbedtls_opts.h"
#if LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS
#include "lwip/altcp.h"
#include "lwip/pbuf.h"
#include "mbedtls/ssl.h"
#ifdef __cplusplus
extern "C" {
#endif
#define ALTCP_MBEDTLS_FLAGS_HANDSHAKE_DONE 0x01
#define ALTCP_MBEDTLS_FLAGS_UPPER_CALLED 0x02
#define ALTCP_MBEDTLS_FLAGS_RX_CLOSE_QUEUED 0x04
#define ALTCP_MBEDTLS_FLAGS_RX_CLOSED 0x08
#define ALTCP_MBEDTLS_FLAGS_APPLDATA_SENT 0x10
typedef struct altcp_mbedtls_state_s {
void *conf;
mbedtls_ssl_context ssl_context;
/* chain of rx pbufs (before decryption) */
struct pbuf *rx;
struct pbuf *rx_app;
u8_t flags;
int rx_passed_unrecved;
int bio_bytes_read;
int bio_bytes_appl;
} altcp_mbedtls_state_t;
#ifdef __cplusplus
}
#endif
#endif /* LWIP_ALTCP_TLS && LWIP_ALTCP_TLS_MBEDTLS */
#endif /* LWIP_ALTCP */
#endif /* LWIP_HDR_ALTCP_MBEDTLS_STRUCTS_H */

1168
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/altcp_proxyconnect.c
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File diff suppressed because it is too large Load Diff

348
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/fs.c
View File

@ -1,174 +1,174 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/apps/httpd_opts.h"
#include "lwip/def.h"
#include "lwip/apps/fs.h"
#include <string.h>
#include HTTPD_FSDATA_FILE
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_CUSTOM_FILES
int fs_open_custom(struct fs_file *file, const char *name);
void fs_close_custom(struct fs_file *file);
#if LWIP_HTTPD_FS_ASYNC_READ
u8_t fs_canread_custom(struct fs_file *file);
u8_t fs_wait_read_custom(struct fs_file *file, fs_wait_cb callback_fn, void *callback_arg);
int fs_read_async_custom(struct fs_file *file, char *buffer, int count, fs_wait_cb callback_fn, void *callback_arg);
#else /* LWIP_HTTPD_FS_ASYNC_READ */
int fs_read_custom(struct fs_file *file, char *buffer, int count);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
#endif /* LWIP_HTTPD_CUSTOM_FILES */
/*-----------------------------------------------------------------------------------*/
err_t
fs_open(struct fs_file *file, const char *name)
{
const struct fsdata_file *f;
if ((file == NULL) || (name == NULL)) {
return ERR_ARG;
}
#if LWIP_HTTPD_CUSTOM_FILES
if (fs_open_custom(file, name)) {
file->is_custom_file = 1;
return ERR_OK;
}
file->is_custom_file = 0;
#endif /* LWIP_HTTPD_CUSTOM_FILES */
for (f = FS_ROOT; f != NULL; f = f->next) {
if (!strcmp(name, (const char *)f->name)) {
file->data = (const char *)f->data;
file->len = f->len;
file->index = f->len;
file->pextension = NULL;
file->flags = f->flags;
#if HTTPD_PRECALCULATED_CHECKSUM
file->chksum_count = f->chksum_count;
file->chksum = f->chksum;
#endif /* HTTPD_PRECALCULATED_CHECKSUM */
#if LWIP_HTTPD_FILE_STATE
file->state = fs_state_init(file, name);
#endif /* #if LWIP_HTTPD_FILE_STATE */
return ERR_OK;
}
}
/* file not found */
return ERR_VAL;
}
/*-----------------------------------------------------------------------------------*/
void
fs_close(struct fs_file *file)
{
#if LWIP_HTTPD_CUSTOM_FILES
if (file->is_custom_file) {
fs_close_custom(file);
}
#endif /* LWIP_HTTPD_CUSTOM_FILES */
#if LWIP_HTTPD_FILE_STATE
fs_state_free(file, file->state);
#endif /* #if LWIP_HTTPD_FILE_STATE */
LWIP_UNUSED_ARG(file);
}
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_DYNAMIC_FILE_READ
#if LWIP_HTTPD_FS_ASYNC_READ
int
fs_read_async(struct fs_file *file, char *buffer, int count, fs_wait_cb callback_fn, void *callback_arg)
#else /* LWIP_HTTPD_FS_ASYNC_READ */
int
fs_read(struct fs_file *file, char *buffer, int count)
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
{
int read;
if (file->index == file->len) {
return FS_READ_EOF;
}
#if LWIP_HTTPD_FS_ASYNC_READ
LWIP_UNUSED_ARG(callback_fn);
LWIP_UNUSED_ARG(callback_arg);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
#if LWIP_HTTPD_CUSTOM_FILES
if (file->is_custom_file) {
#if LWIP_HTTPD_FS_ASYNC_READ
return fs_read_async_custom(file, buffer, count, callback_fn, callback_arg);
#else /* LWIP_HTTPD_FS_ASYNC_READ */
return fs_read_custom(file, buffer, count);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
}
#endif /* LWIP_HTTPD_CUSTOM_FILES */
read = file->len - file->index;
if (read > count) {
read = count;
}
MEMCPY(buffer, (file->data + file->index), read);
file->index += read;
return (read);
}
#endif /* LWIP_HTTPD_DYNAMIC_FILE_READ */
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_FS_ASYNC_READ
int
fs_is_file_ready(struct fs_file *file, fs_wait_cb callback_fn, void *callback_arg)
{
if (file != NULL) {
#if LWIP_HTTPD_FS_ASYNC_READ
#if LWIP_HTTPD_CUSTOM_FILES
if (!fs_canread_custom(file)) {
if (fs_wait_read_custom(file, callback_fn, callback_arg)) {
return 0;
}
}
#else /* LWIP_HTTPD_CUSTOM_FILES */
LWIP_UNUSED_ARG(callback_fn);
LWIP_UNUSED_ARG(callback_arg);
#endif /* LWIP_HTTPD_CUSTOM_FILES */
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
}
return 1;
}
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
/*-----------------------------------------------------------------------------------*/
int
fs_bytes_left(struct fs_file *file)
{
return file->len - file->index;
}
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/apps/httpd_opts.h"
#include "lwip/def.h"
#include "lwip/apps/fs.h"
#include <string.h>
#include HTTPD_FSDATA_FILE
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_CUSTOM_FILES
int fs_open_custom(struct fs_file *file, const char *name);
void fs_close_custom(struct fs_file *file);
#if LWIP_HTTPD_FS_ASYNC_READ
u8_t fs_canread_custom(struct fs_file *file);
u8_t fs_wait_read_custom(struct fs_file *file, fs_wait_cb callback_fn, void *callback_arg);
int fs_read_async_custom(struct fs_file *file, char *buffer, int count, fs_wait_cb callback_fn, void *callback_arg);
#else /* LWIP_HTTPD_FS_ASYNC_READ */
int fs_read_custom(struct fs_file *file, char *buffer, int count);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
#endif /* LWIP_HTTPD_CUSTOM_FILES */
/*-----------------------------------------------------------------------------------*/
err_t
fs_open(struct fs_file *file, const char *name)
{
const struct fsdata_file *f;
if ((file == NULL) || (name == NULL)) {
return ERR_ARG;
}
#if LWIP_HTTPD_CUSTOM_FILES
if (fs_open_custom(file, name)) {
file->is_custom_file = 1;
return ERR_OK;
}
file->is_custom_file = 0;
#endif /* LWIP_HTTPD_CUSTOM_FILES */
for (f = FS_ROOT; f != NULL; f = f->next) {
if (!strcmp(name, (const char *)f->name)) {
file->data = (const char *)f->data;
file->len = f->len;
file->index = f->len;
file->pextension = NULL;
file->flags = f->flags;
#if HTTPD_PRECALCULATED_CHECKSUM
file->chksum_count = f->chksum_count;
file->chksum = f->chksum;
#endif /* HTTPD_PRECALCULATED_CHECKSUM */
#if LWIP_HTTPD_FILE_STATE
file->state = fs_state_init(file, name);
#endif /* #if LWIP_HTTPD_FILE_STATE */
return ERR_OK;
}
}
/* file not found */
return ERR_VAL;
}
/*-----------------------------------------------------------------------------------*/
void
fs_close(struct fs_file *file)
{
#if LWIP_HTTPD_CUSTOM_FILES
if (file->is_custom_file) {
fs_close_custom(file);
}
#endif /* LWIP_HTTPD_CUSTOM_FILES */
#if LWIP_HTTPD_FILE_STATE
fs_state_free(file, file->state);
#endif /* #if LWIP_HTTPD_FILE_STATE */
LWIP_UNUSED_ARG(file);
}
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_DYNAMIC_FILE_READ
#if LWIP_HTTPD_FS_ASYNC_READ
int
fs_read_async(struct fs_file *file, char *buffer, int count, fs_wait_cb callback_fn, void *callback_arg)
#else /* LWIP_HTTPD_FS_ASYNC_READ */
int
fs_read(struct fs_file *file, char *buffer, int count)
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
{
int read;
if (file->index == file->len) {
return FS_READ_EOF;
}
#if LWIP_HTTPD_FS_ASYNC_READ
LWIP_UNUSED_ARG(callback_fn);
LWIP_UNUSED_ARG(callback_arg);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
#if LWIP_HTTPD_CUSTOM_FILES
if (file->is_custom_file) {
#if LWIP_HTTPD_FS_ASYNC_READ
return fs_read_async_custom(file, buffer, count, callback_fn, callback_arg);
#else /* LWIP_HTTPD_FS_ASYNC_READ */
return fs_read_custom(file, buffer, count);
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
}
#endif /* LWIP_HTTPD_CUSTOM_FILES */
read = file->len - file->index;
if (read > count) {
read = count;
}
MEMCPY(buffer, (file->data + file->index), read);
file->index += read;
return (read);
}
#endif /* LWIP_HTTPD_DYNAMIC_FILE_READ */
/*-----------------------------------------------------------------------------------*/
#if LWIP_HTTPD_FS_ASYNC_READ
int
fs_is_file_ready(struct fs_file *file, fs_wait_cb callback_fn, void *callback_arg)
{
if (file != NULL) {
#if LWIP_HTTPD_FS_ASYNC_READ
#if LWIP_HTTPD_CUSTOM_FILES
if (!fs_canread_custom(file)) {
if (fs_wait_read_custom(file, callback_fn, callback_arg)) {
return 0;
}
}
#else /* LWIP_HTTPD_CUSTOM_FILES */
LWIP_UNUSED_ARG(callback_fn);
LWIP_UNUSED_ARG(callback_arg);
#endif /* LWIP_HTTPD_CUSTOM_FILES */
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
}
return 1;
}
#endif /* LWIP_HTTPD_FS_ASYNC_READ */
/*-----------------------------------------------------------------------------------*/
int
fs_bytes_left(struct fs_file *file)
{
return file->len - file->index;
}

674
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/fsdata.c
View File

@ -1,337 +1,337 @@
#include "lwip/apps/fs.h"
#include "lwip/def.h"
#define file_NULL (struct fsdata_file *) NULL
#ifndef FS_FILE_FLAGS_HEADER_INCLUDED
#define FS_FILE_FLAGS_HEADER_INCLUDED 1
#endif
#ifndef FS_FILE_FLAGS_HEADER_PERSISTENT
#define FS_FILE_FLAGS_HEADER_PERSISTENT 0
#endif
/* FSDATA_FILE_ALIGNMENT: 0=off, 1=by variable, 2=by include */
#ifndef FSDATA_FILE_ALIGNMENT
#define FSDATA_FILE_ALIGNMENT 0
#endif
#ifndef FSDATA_ALIGN_PRE
#define FSDATA_ALIGN_PRE
#endif
#ifndef FSDATA_ALIGN_POST
#define FSDATA_ALIGN_POST
#endif
#if FSDATA_FILE_ALIGNMENT==2
#include "fsdata_alignment.h"
#endif
#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__img_sics_gif = 0;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__img_sics_gif[] FSDATA_ALIGN_POST = {
/* /img/sics.gif (14 chars) */
0x2f,0x69,0x6d,0x67,0x2f,0x73,0x69,0x63,0x73,0x2e,0x67,0x69,0x66,0x00,0x00,0x00,
/* HTTP header */
/* "HTTP/1.0 200 OK
" (17 bytes) */
0x48,0x54,0x54,0x50,0x2f,0x31,0x2e,0x30,0x20,0x32,0x30,0x30,0x20,0x4f,0x4b,0x0d,
0x0a,
/* "Server: lwIP/2.0.3d (http://savannah.nongnu.org/projects/lwip)
" (64 bytes) */
0x53,0x65,0x72,0x76,0x65,0x72,0x3a,0x20,0x6c,0x77,0x49,0x50,0x2f,0x32,0x2e,0x30,
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0x6e,0x6e,0x61,0x68,0x2e,0x6e,0x6f,0x6e,0x67,0x6e,0x75,0x2e,0x6f,0x72,0x67,0x2f,
0x70,0x72,0x6f,0x6a,0x65,0x63,0x74,0x73,0x2f,0x6c,0x77,0x69,0x70,0x29,0x0d,0x0a,
/* "Content-Length: 724
" (18+ bytes) */
0x43,0x6f,0x6e,0x74,0x65,0x6e,0x74,0x2d,0x4c,0x65,0x6e,0x67,0x74,0x68,0x3a,0x20,
0x37,0x32,0x34,0x0d,0x0a,
/* "Content-Type: image/gif
" (27 bytes) */
0x43,0x6f,0x6e,0x74,0x65,0x6e,0x74,0x2d,0x54,0x79,0x70,0x65,0x3a,0x20,0x69,0x6d,
0x61,0x67,0x65,0x2f,0x67,0x69,0x66,0x0d,0x0a,0x0d,0x0a,
/* raw file data (724 bytes) */
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#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__404_html = 1;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__404_html[] FSDATA_ALIGN_POST = {
/* /404.html (10 chars) */
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/* HTTP header */
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#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__index_html = 2;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__index_html[] FSDATA_ALIGN_POST = {
/* /index.html (12 chars) */
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const struct fsdata_file file__img_sics_gif[] = { {
file_NULL,
data__img_sics_gif,
data__img_sics_gif + 16,
sizeof(data__img_sics_gif) - 16,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
const struct fsdata_file file__404_html[] = { {
file__img_sics_gif,
data__404_html,
data__404_html + 12,
sizeof(data__404_html) - 12,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
const struct fsdata_file file__index_html[] = { {
file__404_html,
data__index_html,
data__index_html + 12,
sizeof(data__index_html) - 12,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
#define FS_ROOT file__index_html
#define FS_NUMFILES 3
#include "lwip/apps/fs.h"
#include "lwip/def.h"
#define file_NULL (struct fsdata_file *) NULL
#ifndef FS_FILE_FLAGS_HEADER_INCLUDED
#define FS_FILE_FLAGS_HEADER_INCLUDED 1
#endif
#ifndef FS_FILE_FLAGS_HEADER_PERSISTENT
#define FS_FILE_FLAGS_HEADER_PERSISTENT 0
#endif
/* FSDATA_FILE_ALIGNMENT: 0=off, 1=by variable, 2=by include */
#ifndef FSDATA_FILE_ALIGNMENT
#define FSDATA_FILE_ALIGNMENT 0
#endif
#ifndef FSDATA_ALIGN_PRE
#define FSDATA_ALIGN_PRE
#endif
#ifndef FSDATA_ALIGN_POST
#define FSDATA_ALIGN_POST
#endif
#if FSDATA_FILE_ALIGNMENT==2
#include "fsdata_alignment.h"
#endif
#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__img_sics_gif = 0;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__img_sics_gif[] FSDATA_ALIGN_POST = {
/* /img/sics.gif (14 chars) */
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/* HTTP header */
/* "HTTP/1.0 200 OK
" (17 bytes) */
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/* "Server: lwIP/2.0.3d (http://savannah.nongnu.org/projects/lwip)
" (64 bytes) */
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/* "Content-Length: 724
" (18+ bytes) */
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/* "Content-Type: image/gif
" (27 bytes) */
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#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__404_html = 1;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__404_html[] FSDATA_ALIGN_POST = {
/* /404.html (10 chars) */
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/* HTTP header */
/* "HTTP/1.0 404 File not found
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#if FSDATA_FILE_ALIGNMENT==1
static const unsigned int dummy_align__index_html = 2;
#endif
static const unsigned char FSDATA_ALIGN_PRE data__index_html[] FSDATA_ALIGN_POST = {
/* /index.html (12 chars) */
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/* HTTP header */
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" (64 bytes) */
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0x6d,0x6c,0x3e,0x0d,0x0a,0x0d,0x0a,};
const struct fsdata_file file__img_sics_gif[] = { {
file_NULL,
data__img_sics_gif,
data__img_sics_gif + 16,
sizeof(data__img_sics_gif) - 16,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
const struct fsdata_file file__404_html[] = { {
file__img_sics_gif,
data__404_html,
data__404_html + 12,
sizeof(data__404_html) - 12,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
const struct fsdata_file file__index_html[] = { {
file__404_html,
data__index_html,
data__index_html + 12,
sizeof(data__index_html) - 12,
FS_FILE_FLAGS_HEADER_INCLUDED | FS_FILE_FLAGS_HEADER_PERSISTENT,
}};
#define FS_ROOT file__index_html
#define FS_NUMFILES 3

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Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/fsdata.h
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@ -1,41 +1,41 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_FSDATA_H
#define LWIP_FSDATA_H
#include "lwip/apps/httpd_opts.h"
#include "lwip/apps/fs.h"
/* THIS FILE IS DEPRECATED AND WILL BE REMOVED IN THE FUTURE */
/* content was moved to fs.h to simplify #include structure */
#endif /* LWIP_FSDATA_H */
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef LWIP_FSDATA_H
#define LWIP_FSDATA_H
#include "lwip/apps/httpd_opts.h"
#include "lwip/apps/fs.h"
/* THIS FILE IS DEPRECATED AND WILL BE REMOVED IN THE FUTURE */
/* content was moved to fs.h to simplify #include structure */
#endif /* LWIP_FSDATA_H */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/http_client.c
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5492
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/httpd.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/http/httpd_structs.h
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@ -1,123 +1,123 @@
#ifndef LWIP_HTTPD_STRUCTS_H
#define LWIP_HTTPD_STRUCTS_H
#include "lwip/apps/httpd.h"
#if LWIP_HTTPD_DYNAMIC_HEADERS
/** This struct is used for a list of HTTP header strings for various
* filename extensions. */
typedef struct {
const char *extension;
const char *content_type;
} tHTTPHeader;
/** A list of strings used in HTTP headers (see RFC 1945 HTTP/1.0 and
* RFC 2616 HTTP/1.1 for header field definitions) */
static const char *const g_psHTTPHeaderStrings[] = {
"HTTP/1.0 200 OK\r\n",
"HTTP/1.0 404 File not found\r\n",
"HTTP/1.0 400 Bad Request\r\n",
"HTTP/1.0 501 Not Implemented\r\n",
"HTTP/1.1 200 OK\r\n",
"HTTP/1.1 404 File not found\r\n",
"HTTP/1.1 400 Bad Request\r\n",
"HTTP/1.1 501 Not Implemented\r\n",
"Content-Length: ",
"Connection: Close\r\n",
"Connection: keep-alive\r\n",
"Connection: keep-alive\r\nContent-Length: ",
"Server: "HTTPD_SERVER_AGENT"\r\n",
"\r\n<html><body><h2>404: The requested file cannot be found.</h2></body></html>\r\n"
#if LWIP_HTTPD_SUPPORT_11_KEEPALIVE
, "Connection: keep-alive\r\nContent-Length: 77\r\n\r\n<html><body><h2>404: The requested file cannot be found.</h2></body></html>\r\n"
#endif
};
/* Indexes into the g_psHTTPHeaderStrings array */
#define HTTP_HDR_OK 0 /* 200 OK */
#define HTTP_HDR_NOT_FOUND 1 /* 404 File not found */
#define HTTP_HDR_BAD_REQUEST 2 /* 400 Bad request */
#define HTTP_HDR_NOT_IMPL 3 /* 501 Not Implemented */
#define HTTP_HDR_OK_11 4 /* 200 OK */
#define HTTP_HDR_NOT_FOUND_11 5 /* 404 File not found */
#define HTTP_HDR_BAD_REQUEST_11 6 /* 400 Bad request */
#define HTTP_HDR_NOT_IMPL_11 7 /* 501 Not Implemented */
#define HTTP_HDR_CONTENT_LENGTH 8 /* Content-Length: (HTTP 1.0)*/
#define HTTP_HDR_CONN_CLOSE 9 /* Connection: Close (HTTP 1.1) */
#define HTTP_HDR_CONN_KEEPALIVE 10 /* Connection: keep-alive (HTTP 1.1) */
#define HTTP_HDR_KEEPALIVE_LEN 11 /* Connection: keep-alive + Content-Length: (HTTP 1.1)*/
#define HTTP_HDR_SERVER 12 /* Server: HTTPD_SERVER_AGENT */
#define DEFAULT_404_HTML 13 /* default 404 body */
#if LWIP_HTTPD_SUPPORT_11_KEEPALIVE
#define DEFAULT_404_HTML_PERSISTENT 14 /* default 404 body, but including Connection: keep-alive */
#endif
#define HTTP_CONTENT_TYPE(contenttype) "Content-Type: "contenttype"\r\n\r\n"
#define HTTP_CONTENT_TYPE_ENCODING(contenttype, encoding) "Content-Type: "contenttype"\r\nContent-Encoding: "encoding"\r\n\r\n"
#define HTTP_HDR_HTML HTTP_CONTENT_TYPE("text/html")
#define HTTP_HDR_SSI HTTP_CONTENT_TYPE("text/html\r\nExpires: Fri, 10 Apr 2008 14:00:00 GMT\r\nPragma: no-cache")
#define HTTP_HDR_GIF HTTP_CONTENT_TYPE("image/gif")
#define HTTP_HDR_PNG HTTP_CONTENT_TYPE("image/png")
#define HTTP_HDR_JPG HTTP_CONTENT_TYPE("image/jpeg")
#define HTTP_HDR_BMP HTTP_CONTENT_TYPE("image/bmp")
#define HTTP_HDR_ICO HTTP_CONTENT_TYPE("image/x-icon")
#define HTTP_HDR_APP HTTP_CONTENT_TYPE("application/octet-stream")
#define HTTP_HDR_JS HTTP_CONTENT_TYPE("application/javascript")
#define HTTP_HDR_RA HTTP_CONTENT_TYPE("application/javascript")
#define HTTP_HDR_CSS HTTP_CONTENT_TYPE("text/css")
#define HTTP_HDR_SWF HTTP_CONTENT_TYPE("application/x-shockwave-flash")
#define HTTP_HDR_XML HTTP_CONTENT_TYPE("text/xml")
#define HTTP_HDR_PDF HTTP_CONTENT_TYPE("application/pdf")
#define HTTP_HDR_JSON HTTP_CONTENT_TYPE("application/json")
#define HTTP_HDR_CSV HTTP_CONTENT_TYPE("text/csv")
#define HTTP_HDR_TSV HTTP_CONTENT_TYPE("text/tsv")
#define HTTP_HDR_SVG HTTP_CONTENT_TYPE("image/svg+xml")
#define HTTP_HDR_SVGZ HTTP_CONTENT_TYPE_ENCODING("image/svg+xml", "gzip")
#define HTTP_HDR_DEFAULT_TYPE HTTP_CONTENT_TYPE("text/plain")
/** A list of extension-to-HTTP header strings (see outdated RFC 1700 MEDIA TYPES
* and http://www.iana.org/assignments/media-types for registered content types
* and subtypes) */
static const tHTTPHeader g_psHTTPHeaders[] = {
{ "html", HTTP_HDR_HTML},
{ "htm", HTTP_HDR_HTML},
{ "shtml", HTTP_HDR_SSI},
{ "shtm", HTTP_HDR_SSI},
{ "ssi", HTTP_HDR_SSI},
{ "gif", HTTP_HDR_GIF},
{ "png", HTTP_HDR_PNG},
{ "jpg", HTTP_HDR_JPG},
{ "bmp", HTTP_HDR_BMP},
{ "ico", HTTP_HDR_ICO},
{ "class", HTTP_HDR_APP},
{ "cls", HTTP_HDR_APP},
{ "js", HTTP_HDR_JS},
{ "ram", HTTP_HDR_RA},
{ "css", HTTP_HDR_CSS},
{ "swf", HTTP_HDR_SWF},
{ "xml", HTTP_HDR_XML},
{ "xsl", HTTP_HDR_XML},
{ "pdf", HTTP_HDR_PDF},
{ "json", HTTP_HDR_JSON}
#ifdef HTTPD_ADDITIONAL_CONTENT_TYPES
/* If you need to add content types not listed here:
* #define HTTPD_ADDITIONAL_CONTENT_TYPES {"ct1", HTTP_CONTENT_TYPE("text/ct1")}, {"exe", HTTP_CONTENT_TYPE("application/exe")}
*/
, HTTPD_ADDITIONAL_CONTENT_TYPES
#endif
};
#define NUM_HTTP_HEADERS LWIP_ARRAYSIZE(g_psHTTPHeaders)
#endif /* LWIP_HTTPD_DYNAMIC_HEADERS */
#if LWIP_HTTPD_SSI
static const char *const g_pcSSIExtensions[] = {
".shtml", ".shtm", ".ssi", ".xml", ".json"
};
#define NUM_SHTML_EXTENSIONS LWIP_ARRAYSIZE(g_pcSSIExtensions)
#endif /* LWIP_HTTPD_SSI */
#endif /* LWIP_HTTPD_STRUCTS_H */
#ifndef LWIP_HTTPD_STRUCTS_H
#define LWIP_HTTPD_STRUCTS_H
#include "lwip/apps/httpd.h"
#if LWIP_HTTPD_DYNAMIC_HEADERS
/** This struct is used for a list of HTTP header strings for various
* filename extensions. */
typedef struct {
const char *extension;
const char *content_type;
} tHTTPHeader;
/** A list of strings used in HTTP headers (see RFC 1945 HTTP/1.0 and
* RFC 2616 HTTP/1.1 for header field definitions) */
static const char *const g_psHTTPHeaderStrings[] = {
"HTTP/1.0 200 OK\r\n",
"HTTP/1.0 404 File not found\r\n",
"HTTP/1.0 400 Bad Request\r\n",
"HTTP/1.0 501 Not Implemented\r\n",
"HTTP/1.1 200 OK\r\n",
"HTTP/1.1 404 File not found\r\n",
"HTTP/1.1 400 Bad Request\r\n",
"HTTP/1.1 501 Not Implemented\r\n",
"Content-Length: ",
"Connection: Close\r\n",
"Connection: keep-alive\r\n",
"Connection: keep-alive\r\nContent-Length: ",
"Server: "HTTPD_SERVER_AGENT"\r\n",
"\r\n<html><body><h2>404: The requested file cannot be found.</h2></body></html>\r\n"
#if LWIP_HTTPD_SUPPORT_11_KEEPALIVE
, "Connection: keep-alive\r\nContent-Length: 77\r\n\r\n<html><body><h2>404: The requested file cannot be found.</h2></body></html>\r\n"
#endif
};
/* Indexes into the g_psHTTPHeaderStrings array */
#define HTTP_HDR_OK 0 /* 200 OK */
#define HTTP_HDR_NOT_FOUND 1 /* 404 File not found */
#define HTTP_HDR_BAD_REQUEST 2 /* 400 Bad request */
#define HTTP_HDR_NOT_IMPL 3 /* 501 Not Implemented */
#define HTTP_HDR_OK_11 4 /* 200 OK */
#define HTTP_HDR_NOT_FOUND_11 5 /* 404 File not found */
#define HTTP_HDR_BAD_REQUEST_11 6 /* 400 Bad request */
#define HTTP_HDR_NOT_IMPL_11 7 /* 501 Not Implemented */
#define HTTP_HDR_CONTENT_LENGTH 8 /* Content-Length: (HTTP 1.0)*/
#define HTTP_HDR_CONN_CLOSE 9 /* Connection: Close (HTTP 1.1) */
#define HTTP_HDR_CONN_KEEPALIVE 10 /* Connection: keep-alive (HTTP 1.1) */
#define HTTP_HDR_KEEPALIVE_LEN 11 /* Connection: keep-alive + Content-Length: (HTTP 1.1)*/
#define HTTP_HDR_SERVER 12 /* Server: HTTPD_SERVER_AGENT */
#define DEFAULT_404_HTML 13 /* default 404 body */
#if LWIP_HTTPD_SUPPORT_11_KEEPALIVE
#define DEFAULT_404_HTML_PERSISTENT 14 /* default 404 body, but including Connection: keep-alive */
#endif
#define HTTP_CONTENT_TYPE(contenttype) "Content-Type: "contenttype"\r\n\r\n"
#define HTTP_CONTENT_TYPE_ENCODING(contenttype, encoding) "Content-Type: "contenttype"\r\nContent-Encoding: "encoding"\r\n\r\n"
#define HTTP_HDR_HTML HTTP_CONTENT_TYPE("text/html")
#define HTTP_HDR_SSI HTTP_CONTENT_TYPE("text/html\r\nExpires: Fri, 10 Apr 2008 14:00:00 GMT\r\nPragma: no-cache")
#define HTTP_HDR_GIF HTTP_CONTENT_TYPE("image/gif")
#define HTTP_HDR_PNG HTTP_CONTENT_TYPE("image/png")
#define HTTP_HDR_JPG HTTP_CONTENT_TYPE("image/jpeg")
#define HTTP_HDR_BMP HTTP_CONTENT_TYPE("image/bmp")
#define HTTP_HDR_ICO HTTP_CONTENT_TYPE("image/x-icon")
#define HTTP_HDR_APP HTTP_CONTENT_TYPE("application/octet-stream")
#define HTTP_HDR_JS HTTP_CONTENT_TYPE("application/javascript")
#define HTTP_HDR_RA HTTP_CONTENT_TYPE("application/javascript")
#define HTTP_HDR_CSS HTTP_CONTENT_TYPE("text/css")
#define HTTP_HDR_SWF HTTP_CONTENT_TYPE("application/x-shockwave-flash")
#define HTTP_HDR_XML HTTP_CONTENT_TYPE("text/xml")
#define HTTP_HDR_PDF HTTP_CONTENT_TYPE("application/pdf")
#define HTTP_HDR_JSON HTTP_CONTENT_TYPE("application/json")
#define HTTP_HDR_CSV HTTP_CONTENT_TYPE("text/csv")
#define HTTP_HDR_TSV HTTP_CONTENT_TYPE("text/tsv")
#define HTTP_HDR_SVG HTTP_CONTENT_TYPE("image/svg+xml")
#define HTTP_HDR_SVGZ HTTP_CONTENT_TYPE_ENCODING("image/svg+xml", "gzip")
#define HTTP_HDR_DEFAULT_TYPE HTTP_CONTENT_TYPE("text/plain")
/** A list of extension-to-HTTP header strings (see outdated RFC 1700 MEDIA TYPES
* and http://www.iana.org/assignments/media-types for registered content types
* and subtypes) */
static const tHTTPHeader g_psHTTPHeaders[] = {
{ "html", HTTP_HDR_HTML},
{ "htm", HTTP_HDR_HTML},
{ "shtml", HTTP_HDR_SSI},
{ "shtm", HTTP_HDR_SSI},
{ "ssi", HTTP_HDR_SSI},
{ "gif", HTTP_HDR_GIF},
{ "png", HTTP_HDR_PNG},
{ "jpg", HTTP_HDR_JPG},
{ "bmp", HTTP_HDR_BMP},
{ "ico", HTTP_HDR_ICO},
{ "class", HTTP_HDR_APP},
{ "cls", HTTP_HDR_APP},
{ "js", HTTP_HDR_JS},
{ "ram", HTTP_HDR_RA},
{ "css", HTTP_HDR_CSS},
{ "swf", HTTP_HDR_SWF},
{ "xml", HTTP_HDR_XML},
{ "xsl", HTTP_HDR_XML},
{ "pdf", HTTP_HDR_PDF},
{ "json", HTTP_HDR_JSON}
#ifdef HTTPD_ADDITIONAL_CONTENT_TYPES
/* If you need to add content types not listed here:
* #define HTTPD_ADDITIONAL_CONTENT_TYPES {"ct1", HTTP_CONTENT_TYPE("text/ct1")}, {"exe", HTTP_CONTENT_TYPE("application/exe")}
*/
, HTTPD_ADDITIONAL_CONTENT_TYPES
#endif
};
#define NUM_HTTP_HEADERS LWIP_ARRAYSIZE(g_psHTTPHeaders)
#endif /* LWIP_HTTPD_DYNAMIC_HEADERS */
#if LWIP_HTTPD_SSI
static const char *const g_pcSSIExtensions[] = {
".shtml", ".shtm", ".ssi", ".xml", ".json"
};
#define NUM_SHTML_EXTENSIONS LWIP_ARRAYSIZE(g_pcSSIExtensions)
#endif /* LWIP_HTTPD_SSI */
#endif /* LWIP_HTTPD_STRUCTS_H */

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#!/usr/bin/perl
open(OUTPUT, "> fsdata.c");
chdir("fs");
open(FILES, "find . -type f |");
while($file = <FILES>) {
# Do not include files in CVS directories nor backup files.
if($file =~ /(CVS|~)/) {
next;
}
chop($file);
open(HEADER, "> /tmp/header") || die $!;
if($file =~ /404/) {
print(HEADER "HTTP/1.0 404 File not found\r\n");
} else {
print(HEADER "HTTP/1.0 200 OK\r\n");
}
print(HEADER "Server: lwIP/pre-0.6 (http://www.sics.se/~adam/lwip/)\r\n");
if($file =~ /\.html$/) {
print(HEADER "Content-type: text/html\r\n");
} elsif($file =~ /\.gif$/) {
print(HEADER "Content-type: image/gif\r\n");
} elsif($file =~ /\.png$/) {
print(HEADER "Content-type: image/png\r\n");
} elsif($file =~ /\.jpg$/) {
print(HEADER "Content-type: image/jpeg\r\n");
} elsif($file =~ /\.class$/) {
print(HEADER "Content-type: application/octet-stream\r\n");
} elsif($file =~ /\.ram$/) {
print(HEADER "Content-type: audio/x-pn-realaudio\r\n");
} else {
print(HEADER "Content-type: text/plain\r\n");
}
print(HEADER "\r\n");
close(HEADER);
unless($file =~ /\.plain$/ || $file =~ /cgi/) {
system("cat /tmp/header $file > /tmp/file");
} else {
system("cp $file /tmp/file");
}
open(FILE, "/tmp/file");
unlink("/tmp/file");
unlink("/tmp/header");
$file =~ s/\.//;
$fvar = $file;
$fvar =~ s-/-_-g;
$fvar =~ s-\.-_-g;
print(OUTPUT "static const unsigned char data".$fvar."[] = {\n");
print(OUTPUT "\t/* $file */\n\t");
for($j = 0; $j < length($file); $j++) {
printf(OUTPUT "%#02x, ", unpack("C", substr($file, $j, 1)));
}
printf(OUTPUT "0,\n");
$i = 0;
while(read(FILE, $data, 1)) {
if($i == 0) {
print(OUTPUT "\t");
}
printf(OUTPUT "%#02x, ", unpack("C", $data));
$i++;
if($i == 10) {
print(OUTPUT "\n");
$i = 0;
}
}
print(OUTPUT "};\n\n");
close(FILE);
push(@fvars, $fvar);
push(@files, $file);
}
for($i = 0; $i < @fvars; $i++) {
$file = $files[$i];
$fvar = $fvars[$i];
if($i == 0) {
$prevfile = "NULL";
} else {
$prevfile = "file" . $fvars[$i - 1];
}
print(OUTPUT "const struct fsdata_file file".$fvar."[] = {{$prevfile, data$fvar, ");
print(OUTPUT "data$fvar + ". (length($file) + 1) .", ");
print(OUTPUT "sizeof(data$fvar) - ". (length($file) + 1) ."}};\n\n");
}
print(OUTPUT "#define FS_ROOT file$fvars[$i - 1]\n\n");
print(OUTPUT "#define FS_NUMFILES $i\n");
#!/usr/bin/perl
open(OUTPUT, "> fsdata.c");
chdir("fs");
open(FILES, "find . -type f |");
while($file = <FILES>) {
# Do not include files in CVS directories nor backup files.
if($file =~ /(CVS|~)/) {
next;
}
chop($file);
open(HEADER, "> /tmp/header") || die $!;
if($file =~ /404/) {
print(HEADER "HTTP/1.0 404 File not found\r\n");
} else {
print(HEADER "HTTP/1.0 200 OK\r\n");
}
print(HEADER "Server: lwIP/pre-0.6 (http://www.sics.se/~adam/lwip/)\r\n");
if($file =~ /\.html$/) {
print(HEADER "Content-type: text/html\r\n");
} elsif($file =~ /\.gif$/) {
print(HEADER "Content-type: image/gif\r\n");
} elsif($file =~ /\.png$/) {
print(HEADER "Content-type: image/png\r\n");
} elsif($file =~ /\.jpg$/) {
print(HEADER "Content-type: image/jpeg\r\n");
} elsif($file =~ /\.class$/) {
print(HEADER "Content-type: application/octet-stream\r\n");
} elsif($file =~ /\.ram$/) {
print(HEADER "Content-type: audio/x-pn-realaudio\r\n");
} else {
print(HEADER "Content-type: text/plain\r\n");
}
print(HEADER "\r\n");
close(HEADER);
unless($file =~ /\.plain$/ || $file =~ /cgi/) {
system("cat /tmp/header $file > /tmp/file");
} else {
system("cp $file /tmp/file");
}
open(FILE, "/tmp/file");
unlink("/tmp/file");
unlink("/tmp/header");
$file =~ s/\.//;
$fvar = $file;
$fvar =~ s-/-_-g;
$fvar =~ s-\.-_-g;
print(OUTPUT "static const unsigned char data".$fvar."[] = {\n");
print(OUTPUT "\t/* $file */\n\t");
for($j = 0; $j < length($file); $j++) {
printf(OUTPUT "%#02x, ", unpack("C", substr($file, $j, 1)));
}
printf(OUTPUT "0,\n");
$i = 0;
while(read(FILE, $data, 1)) {
if($i == 0) {
print(OUTPUT "\t");
}
printf(OUTPUT "%#02x, ", unpack("C", $data));
$i++;
if($i == 10) {
print(OUTPUT "\n");
$i = 0;
}
}
print(OUTPUT "};\n\n");
close(FILE);
push(@fvars, $fvar);
push(@files, $file);
}
for($i = 0; $i < @fvars; $i++) {
$file = $files[$i];
$fvar = $fvars[$i];
if($i == 0) {
$prevfile = "NULL";
} else {
$prevfile = "file" . $fvars[$i - 1];
}
print(OUTPUT "const struct fsdata_file file".$fvar."[] = {{$prevfile, data$fvar, ");
print(OUTPUT "data$fvar + ". (length($file) + 1) .", ");
print(OUTPUT "sizeof(data$fvar) - ". (length($file) + 1) ."}};\n\n");
}
print(OUTPUT "#define FS_ROOT file$fvars[$i - 1]\n\n");
print(OUTPUT "#define FS_NUMFILES $i\n");

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This directory contains a script ('makefsdata') to create C code suitable for
httpd for given html pages (or other files) in a directory.
There is also a plain C console application doing the same and extended a bit.
Usage: htmlgen [targetdir] [-s] [-i]s
targetdir: relative or absolute path to files to convert
switch -s: toggle processing of subdirectories (default is on)
switch -e: exclude HTTP header from file (header is created at runtime, default is on)
switch -11: include HTTP 1.1 header (1.0 is default)
if targetdir not specified, makefsdata will attempt to
process files in subdirectory 'fs'.
This directory contains a script ('makefsdata') to create C code suitable for
httpd for given html pages (or other files) in a directory.
There is also a plain C console application doing the same and extended a bit.
Usage: htmlgen [targetdir] [-s] [-i]s
targetdir: relative or absolute path to files to convert
switch -s: toggle processing of subdirectories (default is on)
switch -e: exclude HTTP header from file (header is created at runtime, default is on)
switch -11: include HTTP 1.1 header (1.0 is default)
if targetdir not specified, makefsdata will attempt to
process files in subdirectory 'fs'.

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/**
* @file
* Abstract Syntax Notation One (ISO 8824, 8825) codec.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Christiaan Simons <christiaan.simons@axon.tv>
* Martin Hentschel <info@cl-soft.de>
* Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_ASN1_H
#define LWIP_HDR_APPS_SNMP_ASN1_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/err.h"
#include "lwip/apps/snmp_core.h"
#include "snmp_pbuf_stream.h"
#ifdef __cplusplus
extern "C" {
#endif
#define SNMP_ASN1_TLV_INDEFINITE_LENGTH 0x80
#define SNMP_ASN1_CLASS_MASK 0xC0
#define SNMP_ASN1_CONTENTTYPE_MASK 0x20
#define SNMP_ASN1_DATATYPE_MASK 0x1F
#define SNMP_ASN1_DATATYPE_EXTENDED 0x1F /* DataType indicating that datatype is encoded in following bytes */
/* context specific (SNMP) tags (from SNMP spec. RFC1157 and RFC1905) */
#define SNMP_ASN1_CONTEXT_PDU_GET_REQ 0
#define SNMP_ASN1_CONTEXT_PDU_GET_NEXT_REQ 1
#define SNMP_ASN1_CONTEXT_PDU_GET_RESP 2
#define SNMP_ASN1_CONTEXT_PDU_SET_REQ 3
#define SNMP_ASN1_CONTEXT_PDU_TRAP 4
#define SNMP_ASN1_CONTEXT_PDU_GET_BULK_REQ 5
#define SNMP_ASN1_CONTEXT_PDU_INFORM_REQ 6
#define SNMP_ASN1_CONTEXT_PDU_V2_TRAP 7
#define SNMP_ASN1_CONTEXT_PDU_REPORT 8
#define SNMP_ASN1_CONTEXT_VARBIND_NO_SUCH_OBJECT 0
#define SNMP_ASN1_CONTEXT_VARBIND_END_OF_MIB_VIEW 2
struct snmp_asn1_tlv {
u8_t type; /* only U8 because extended types are not specified by SNMP */
u8_t type_len; /* encoded length of 'type' field (normally 1) */
u8_t length_len; /* indicates how many bytes are required to encode the 'value_len' field */
u16_t value_len; /* encoded length of the value */
};
#define SNMP_ASN1_TLV_HDR_LENGTH(tlv) ((tlv).type_len + (tlv).length_len)
#define SNMP_ASN1_TLV_LENGTH(tlv) ((tlv).type_len + (tlv).length_len + (tlv).value_len)
#define SNMP_ASN1_SET_TLV_PARAMS(tlv, type_, length_len_, value_len_) do { (tlv).type = (type_); (tlv).type_len = 0; (tlv).length_len = (length_len_); (tlv).value_len = (value_len_); } while (0);
err_t snmp_asn1_dec_tlv(struct snmp_pbuf_stream *pbuf_stream, struct snmp_asn1_tlv *tlv);
err_t snmp_asn1_dec_u32t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u32_t *value);
err_t snmp_asn1_dec_s32t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, s32_t *value);
err_t snmp_asn1_dec_oid(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u32_t *oid, u8_t *oid_len, u8_t oid_max_len);
err_t snmp_asn1_dec_raw(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u8_t *buf, u16_t *buf_len, u16_t buf_max_len);
err_t snmp_ans1_enc_tlv(struct snmp_pbuf_stream *pbuf_stream, struct snmp_asn1_tlv *tlv);
void snmp_asn1_enc_length_cnt(u16_t length, u8_t *octets_needed);
void snmp_asn1_enc_u32t_cnt(u32_t value, u16_t *octets_needed);
void snmp_asn1_enc_s32t_cnt(s32_t value, u16_t *octets_needed);
void snmp_asn1_enc_oid_cnt(const u32_t *oid, u16_t oid_len, u16_t *octets_needed);
err_t snmp_asn1_enc_oid(struct snmp_pbuf_stream *pbuf_stream, const u32_t *oid, u16_t oid_len);
err_t snmp_asn1_enc_s32t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, s32_t value);
err_t snmp_asn1_enc_u32t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, u32_t value);
err_t snmp_asn1_enc_raw(struct snmp_pbuf_stream *pbuf_stream, const u8_t *raw, u16_t raw_len);
#if LWIP_HAVE_INT64
err_t snmp_asn1_dec_u64t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u64_t *value);
void snmp_asn1_enc_u64t_cnt(u64_t value, u16_t *octets_needed);
err_t snmp_asn1_enc_u64t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, u64_t value);
#endif
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_ASN1_H */
/**
* @file
* Abstract Syntax Notation One (ISO 8824, 8825) codec.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Christiaan Simons <christiaan.simons@axon.tv>
* Martin Hentschel <info@cl-soft.de>
* Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_ASN1_H
#define LWIP_HDR_APPS_SNMP_ASN1_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/err.h"
#include "lwip/apps/snmp_core.h"
#include "snmp_pbuf_stream.h"
#ifdef __cplusplus
extern "C" {
#endif
#define SNMP_ASN1_TLV_INDEFINITE_LENGTH 0x80
#define SNMP_ASN1_CLASS_MASK 0xC0
#define SNMP_ASN1_CONTENTTYPE_MASK 0x20
#define SNMP_ASN1_DATATYPE_MASK 0x1F
#define SNMP_ASN1_DATATYPE_EXTENDED 0x1F /* DataType indicating that datatype is encoded in following bytes */
/* context specific (SNMP) tags (from SNMP spec. RFC1157 and RFC1905) */
#define SNMP_ASN1_CONTEXT_PDU_GET_REQ 0
#define SNMP_ASN1_CONTEXT_PDU_GET_NEXT_REQ 1
#define SNMP_ASN1_CONTEXT_PDU_GET_RESP 2
#define SNMP_ASN1_CONTEXT_PDU_SET_REQ 3
#define SNMP_ASN1_CONTEXT_PDU_TRAP 4
#define SNMP_ASN1_CONTEXT_PDU_GET_BULK_REQ 5
#define SNMP_ASN1_CONTEXT_PDU_INFORM_REQ 6
#define SNMP_ASN1_CONTEXT_PDU_V2_TRAP 7
#define SNMP_ASN1_CONTEXT_PDU_REPORT 8
#define SNMP_ASN1_CONTEXT_VARBIND_NO_SUCH_OBJECT 0
#define SNMP_ASN1_CONTEXT_VARBIND_END_OF_MIB_VIEW 2
struct snmp_asn1_tlv {
u8_t type; /* only U8 because extended types are not specified by SNMP */
u8_t type_len; /* encoded length of 'type' field (normally 1) */
u8_t length_len; /* indicates how many bytes are required to encode the 'value_len' field */
u16_t value_len; /* encoded length of the value */
};
#define SNMP_ASN1_TLV_HDR_LENGTH(tlv) ((tlv).type_len + (tlv).length_len)
#define SNMP_ASN1_TLV_LENGTH(tlv) ((tlv).type_len + (tlv).length_len + (tlv).value_len)
#define SNMP_ASN1_SET_TLV_PARAMS(tlv, type_, length_len_, value_len_) do { (tlv).type = (type_); (tlv).type_len = 0; (tlv).length_len = (length_len_); (tlv).value_len = (value_len_); } while (0);
err_t snmp_asn1_dec_tlv(struct snmp_pbuf_stream *pbuf_stream, struct snmp_asn1_tlv *tlv);
err_t snmp_asn1_dec_u32t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u32_t *value);
err_t snmp_asn1_dec_s32t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, s32_t *value);
err_t snmp_asn1_dec_oid(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u32_t *oid, u8_t *oid_len, u8_t oid_max_len);
err_t snmp_asn1_dec_raw(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u8_t *buf, u16_t *buf_len, u16_t buf_max_len);
err_t snmp_ans1_enc_tlv(struct snmp_pbuf_stream *pbuf_stream, struct snmp_asn1_tlv *tlv);
void snmp_asn1_enc_length_cnt(u16_t length, u8_t *octets_needed);
void snmp_asn1_enc_u32t_cnt(u32_t value, u16_t *octets_needed);
void snmp_asn1_enc_s32t_cnt(s32_t value, u16_t *octets_needed);
void snmp_asn1_enc_oid_cnt(const u32_t *oid, u16_t oid_len, u16_t *octets_needed);
err_t snmp_asn1_enc_oid(struct snmp_pbuf_stream *pbuf_stream, const u32_t *oid, u16_t oid_len);
err_t snmp_asn1_enc_s32t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, s32_t value);
err_t snmp_asn1_enc_u32t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, u32_t value);
err_t snmp_asn1_enc_raw(struct snmp_pbuf_stream *pbuf_stream, const u8_t *raw, u16_t raw_len);
#if LWIP_HAVE_INT64
err_t snmp_asn1_dec_u64t(struct snmp_pbuf_stream *pbuf_stream, u16_t len, u64_t *value);
void snmp_asn1_enc_u64t_cnt(u64_t value, u16_t *octets_needed);
err_t snmp_asn1_enc_u64t(struct snmp_pbuf_stream *pbuf_stream, u16_t octets_needed, u64_t value);
#endif
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_ASN1_H */

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/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#ifndef LWIP_HDR_APPS_SNMP_CORE_PRIV_H
#define LWIP_HDR_APPS_SNMP_CORE_PRIV_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_core.h"
#include "snmp_asn1.h"
#ifdef __cplusplus
extern "C" {
#endif
/* (outdated) SNMPv1 error codes
* shall not be used by MIBS anymore, nevertheless required from core for properly answering a v1 request
*/
#define SNMP_ERR_NOSUCHNAME 2
#define SNMP_ERR_BADVALUE 3
#define SNMP_ERR_READONLY 4
/* error codes which are internal and shall not be used by MIBS
* shall not be used by MIBS anymore, nevertheless required from core for properly answering a v1 request
*/
#define SNMP_ERR_TOOBIG 1
#define SNMP_ERR_AUTHORIZATIONERROR 16
#define SNMP_ERR_UNKNOWN_ENGINEID 30
#define SNMP_ERR_UNKNOWN_SECURITYNAME 31
#define SNMP_ERR_UNSUPPORTED_SECLEVEL 32
#define SNMP_ERR_NOTINTIMEWINDOW 33
#define SNMP_ERR_DECRYIPTION_ERROR 34
#define SNMP_ERR_NOSUCHOBJECT SNMP_VARBIND_EXCEPTION_OFFSET + SNMP_ASN1_CONTEXT_VARBIND_NO_SUCH_OBJECT
#define SNMP_ERR_ENDOFMIBVIEW SNMP_VARBIND_EXCEPTION_OFFSET + SNMP_ASN1_CONTEXT_VARBIND_END_OF_MIB_VIEW
const struct snmp_node *snmp_mib_tree_resolve_exact(const struct snmp_mib *mib, const u32_t *oid, u8_t oid_len, u8_t *oid_instance_len);
const struct snmp_node *snmp_mib_tree_resolve_next(const struct snmp_mib *mib, const u32_t *oid, u8_t oid_len, struct snmp_obj_id *oidret);
typedef u8_t (*snmp_validate_node_instance_method)(struct snmp_node_instance *, void *);
u8_t snmp_get_node_instance_from_oid(const u32_t *oid, u8_t oid_len, struct snmp_node_instance *node_instance);
u8_t snmp_get_next_node_instance_from_oid(const u32_t *oid, u8_t oid_len, snmp_validate_node_instance_method validate_node_instance_method, void *validate_node_instance_arg, struct snmp_obj_id *node_oid, struct snmp_node_instance *node_instance);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_CORE_PRIV_H */
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#ifndef LWIP_HDR_APPS_SNMP_CORE_PRIV_H
#define LWIP_HDR_APPS_SNMP_CORE_PRIV_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_core.h"
#include "snmp_asn1.h"
#ifdef __cplusplus
extern "C" {
#endif
/* (outdated) SNMPv1 error codes
* shall not be used by MIBS anymore, nevertheless required from core for properly answering a v1 request
*/
#define SNMP_ERR_NOSUCHNAME 2
#define SNMP_ERR_BADVALUE 3
#define SNMP_ERR_READONLY 4
/* error codes which are internal and shall not be used by MIBS
* shall not be used by MIBS anymore, nevertheless required from core for properly answering a v1 request
*/
#define SNMP_ERR_TOOBIG 1
#define SNMP_ERR_AUTHORIZATIONERROR 16
#define SNMP_ERR_UNKNOWN_ENGINEID 30
#define SNMP_ERR_UNKNOWN_SECURITYNAME 31
#define SNMP_ERR_UNSUPPORTED_SECLEVEL 32
#define SNMP_ERR_NOTINTIMEWINDOW 33
#define SNMP_ERR_DECRYIPTION_ERROR 34
#define SNMP_ERR_NOSUCHOBJECT SNMP_VARBIND_EXCEPTION_OFFSET + SNMP_ASN1_CONTEXT_VARBIND_NO_SUCH_OBJECT
#define SNMP_ERR_ENDOFMIBVIEW SNMP_VARBIND_EXCEPTION_OFFSET + SNMP_ASN1_CONTEXT_VARBIND_END_OF_MIB_VIEW
const struct snmp_node *snmp_mib_tree_resolve_exact(const struct snmp_mib *mib, const u32_t *oid, u8_t oid_len, u8_t *oid_instance_len);
const struct snmp_node *snmp_mib_tree_resolve_next(const struct snmp_mib *mib, const u32_t *oid, u8_t oid_len, struct snmp_obj_id *oidret);
typedef u8_t (*snmp_validate_node_instance_method)(struct snmp_node_instance *, void *);
u8_t snmp_get_node_instance_from_oid(const u32_t *oid, u8_t oid_len, struct snmp_node_instance *node_instance);
u8_t snmp_get_next_node_instance_from_oid(const u32_t *oid, u8_t oid_len, snmp_validate_node_instance_method validate_node_instance_method, void *validate_node_instance_arg, struct snmp_obj_id *node_oid, struct snmp_node_instance *node_instance);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_CORE_PRIV_H */

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@ -1,116 +1,116 @@
/**
* @file
* Management Information Base II (RFC1213) objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
/**
* @defgroup snmp_mib2 MIB2
* @ingroup snmp
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2 /* don't build if not configured for use in lwipopts.h */
#if !LWIP_STATS
#error LWIP_SNMP MIB2 needs LWIP_STATS (for MIB2)
#endif
#if !MIB2_STATS
#error LWIP_SNMP MIB2 needs MIB2_STATS (for MIB2)
#endif
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_scalar.h"
#if SNMP_USE_NETCONN
#include "lwip/tcpip.h"
#include "lwip/priv/tcpip_priv.h"
void
snmp_mib2_lwip_synchronizer(snmp_threadsync_called_fn fn, void *arg)
{
#if LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
fn(arg);
UNLOCK_TCPIP_CORE();
#else
tcpip_callback(fn, arg);
#endif
}
struct snmp_threadsync_instance snmp_mib2_lwip_locks;
#endif
/* dot3 and EtherLike MIB not planned. (transmission .1.3.6.1.2.1.10) */
/* historical (some say hysterical). (cmot .1.3.6.1.2.1.9) */
/* lwIP has no EGP, thus may not implement it. (egp .1.3.6.1.2.1.8) */
/* --- mib-2 .1.3.6.1.2.1 ----------------------------------------------------- */
extern const struct snmp_scalar_array_node snmp_mib2_snmp_root;
extern const struct snmp_tree_node snmp_mib2_udp_root;
extern const struct snmp_tree_node snmp_mib2_tcp_root;
extern const struct snmp_scalar_array_node snmp_mib2_icmp_root;
extern const struct snmp_tree_node snmp_mib2_interface_root;
extern const struct snmp_scalar_array_node snmp_mib2_system_node;
extern const struct snmp_tree_node snmp_mib2_at_root;
extern const struct snmp_tree_node snmp_mib2_ip_root;
static const struct snmp_node *const mib2_nodes[] = {
&snmp_mib2_system_node.node.node,
&snmp_mib2_interface_root.node,
#if LWIP_ARP && LWIP_IPV4
&snmp_mib2_at_root.node,
#endif /* LWIP_ARP && LWIP_IPV4 */
#if LWIP_IPV4
&snmp_mib2_ip_root.node,
#endif /* LWIP_IPV4 */
#if LWIP_ICMP
&snmp_mib2_icmp_root.node.node,
#endif /* LWIP_ICMP */
#if LWIP_TCP
&snmp_mib2_tcp_root.node,
#endif /* LWIP_TCP */
#if LWIP_UDP
&snmp_mib2_udp_root.node,
#endif /* LWIP_UDP */
&snmp_mib2_snmp_root.node.node
};
static const struct snmp_tree_node mib2_root = SNMP_CREATE_TREE_NODE(1, mib2_nodes);
static const u32_t mib2_base_oid_arr[] = { 1, 3, 6, 1, 2, 1 };
const struct snmp_mib mib2 = SNMP_MIB_CREATE(mib2_base_oid_arr, &mib2_root.node);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */
/**
* @file
* Management Information Base II (RFC1213) objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
/**
* @defgroup snmp_mib2 MIB2
* @ingroup snmp
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2 /* don't build if not configured for use in lwipopts.h */
#if !LWIP_STATS
#error LWIP_SNMP MIB2 needs LWIP_STATS (for MIB2)
#endif
#if !MIB2_STATS
#error LWIP_SNMP MIB2 needs MIB2_STATS (for MIB2)
#endif
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_scalar.h"
#if SNMP_USE_NETCONN
#include "lwip/tcpip.h"
#include "lwip/priv/tcpip_priv.h"
void
snmp_mib2_lwip_synchronizer(snmp_threadsync_called_fn fn, void *arg)
{
#if LWIP_TCPIP_CORE_LOCKING
LOCK_TCPIP_CORE();
fn(arg);
UNLOCK_TCPIP_CORE();
#else
tcpip_callback(fn, arg);
#endif
}
struct snmp_threadsync_instance snmp_mib2_lwip_locks;
#endif
/* dot3 and EtherLike MIB not planned. (transmission .1.3.6.1.2.1.10) */
/* historical (some say hysterical). (cmot .1.3.6.1.2.1.9) */
/* lwIP has no EGP, thus may not implement it. (egp .1.3.6.1.2.1.8) */
/* --- mib-2 .1.3.6.1.2.1 ----------------------------------------------------- */
extern const struct snmp_scalar_array_node snmp_mib2_snmp_root;
extern const struct snmp_tree_node snmp_mib2_udp_root;
extern const struct snmp_tree_node snmp_mib2_tcp_root;
extern const struct snmp_scalar_array_node snmp_mib2_icmp_root;
extern const struct snmp_tree_node snmp_mib2_interface_root;
extern const struct snmp_scalar_array_node snmp_mib2_system_node;
extern const struct snmp_tree_node snmp_mib2_at_root;
extern const struct snmp_tree_node snmp_mib2_ip_root;
static const struct snmp_node *const mib2_nodes[] = {
&snmp_mib2_system_node.node.node,
&snmp_mib2_interface_root.node,
#if LWIP_ARP && LWIP_IPV4
&snmp_mib2_at_root.node,
#endif /* LWIP_ARP && LWIP_IPV4 */
#if LWIP_IPV4
&snmp_mib2_ip_root.node,
#endif /* LWIP_IPV4 */
#if LWIP_ICMP
&snmp_mib2_icmp_root.node.node,
#endif /* LWIP_ICMP */
#if LWIP_TCP
&snmp_mib2_tcp_root.node,
#endif /* LWIP_TCP */
#if LWIP_UDP
&snmp_mib2_udp_root.node,
#endif /* LWIP_UDP */
&snmp_mib2_snmp_root.node.node
};
static const struct snmp_tree_node mib2_root = SNMP_CREATE_TREE_NODE(1, mib2_nodes);
static const u32_t mib2_base_oid_arr[] = { 1, 3, 6, 1, 2, 1 };
const struct snmp_mib mib2 = SNMP_MIB_CREATE(mib2_base_oid_arr, &mib2_root.node);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */

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@ -1,182 +1,182 @@
/**
* @file
* Management Information Base II (RFC1213) ICMP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/icmp.h"
#include "lwip/stats.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_ICMP
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- icmp .1.3.6.1.2.1.5 ----------------------------------------------------- */
static s16_t
icmp_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* icmpInMsgs */
*uint_ptr = STATS_GET(mib2.icmpinmsgs);
return sizeof(*uint_ptr);
case 2: /* icmpInErrors */
*uint_ptr = STATS_GET(mib2.icmpinerrors);
return sizeof(*uint_ptr);
case 3: /* icmpInDestUnreachs */
*uint_ptr = STATS_GET(mib2.icmpindestunreachs);
return sizeof(*uint_ptr);
case 4: /* icmpInTimeExcds */
*uint_ptr = STATS_GET(mib2.icmpintimeexcds);
return sizeof(*uint_ptr);
case 5: /* icmpInParmProbs */
*uint_ptr = STATS_GET(mib2.icmpinparmprobs);
return sizeof(*uint_ptr);
case 6: /* icmpInSrcQuenchs */
*uint_ptr = STATS_GET(mib2.icmpinsrcquenchs);
return sizeof(*uint_ptr);
case 7: /* icmpInRedirects */
*uint_ptr = STATS_GET(mib2.icmpinredirects);
return sizeof(*uint_ptr);
case 8: /* icmpInEchos */
*uint_ptr = STATS_GET(mib2.icmpinechos);
return sizeof(*uint_ptr);
case 9: /* icmpInEchoReps */
*uint_ptr = STATS_GET(mib2.icmpinechoreps);
return sizeof(*uint_ptr);
case 10: /* icmpInTimestamps */
*uint_ptr = STATS_GET(mib2.icmpintimestamps);
return sizeof(*uint_ptr);
case 11: /* icmpInTimestampReps */
*uint_ptr = STATS_GET(mib2.icmpintimestampreps);
return sizeof(*uint_ptr);
case 12: /* icmpInAddrMasks */
*uint_ptr = STATS_GET(mib2.icmpinaddrmasks);
return sizeof(*uint_ptr);
case 13: /* icmpInAddrMaskReps */
*uint_ptr = STATS_GET(mib2.icmpinaddrmaskreps);
return sizeof(*uint_ptr);
case 14: /* icmpOutMsgs */
*uint_ptr = STATS_GET(mib2.icmpoutmsgs);
return sizeof(*uint_ptr);
case 15: /* icmpOutErrors */
*uint_ptr = STATS_GET(mib2.icmpouterrors);
return sizeof(*uint_ptr);
case 16: /* icmpOutDestUnreachs */
*uint_ptr = STATS_GET(mib2.icmpoutdestunreachs);
return sizeof(*uint_ptr);
case 17: /* icmpOutTimeExcds */
*uint_ptr = STATS_GET(mib2.icmpouttimeexcds);
return sizeof(*uint_ptr);
case 18: /* icmpOutParmProbs: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 19: /* icmpOutSrcQuenchs: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 20: /* icmpOutRedirects: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 21: /* icmpOutEchos */
*uint_ptr = STATS_GET(mib2.icmpoutechos);
return sizeof(*uint_ptr);
case 22: /* icmpOutEchoReps */
*uint_ptr = STATS_GET(mib2.icmpoutechoreps);
return sizeof(*uint_ptr);
case 23: /* icmpOutTimestamps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 24: /* icmpOutTimestampReps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 25: /* icmpOutAddrMasks: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 26: /* icmpOutAddrMaskReps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("icmp_get_value(): unknown id: %"S32_F"\n", node->oid));
break;
}
return 0;
}
static const struct snmp_scalar_array_node_def icmp_nodes[] = {
{ 1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 7, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 8, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 9, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{21, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{22, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{23, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{24, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{25, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{26, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}
};
const struct snmp_scalar_array_node snmp_mib2_icmp_root = SNMP_SCALAR_CREATE_ARRAY_NODE(5, icmp_nodes, icmp_get_value, NULL, NULL);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_ICMP */
/**
* @file
* Management Information Base II (RFC1213) ICMP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/icmp.h"
#include "lwip/stats.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_ICMP
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- icmp .1.3.6.1.2.1.5 ----------------------------------------------------- */
static s16_t
icmp_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* icmpInMsgs */
*uint_ptr = STATS_GET(mib2.icmpinmsgs);
return sizeof(*uint_ptr);
case 2: /* icmpInErrors */
*uint_ptr = STATS_GET(mib2.icmpinerrors);
return sizeof(*uint_ptr);
case 3: /* icmpInDestUnreachs */
*uint_ptr = STATS_GET(mib2.icmpindestunreachs);
return sizeof(*uint_ptr);
case 4: /* icmpInTimeExcds */
*uint_ptr = STATS_GET(mib2.icmpintimeexcds);
return sizeof(*uint_ptr);
case 5: /* icmpInParmProbs */
*uint_ptr = STATS_GET(mib2.icmpinparmprobs);
return sizeof(*uint_ptr);
case 6: /* icmpInSrcQuenchs */
*uint_ptr = STATS_GET(mib2.icmpinsrcquenchs);
return sizeof(*uint_ptr);
case 7: /* icmpInRedirects */
*uint_ptr = STATS_GET(mib2.icmpinredirects);
return sizeof(*uint_ptr);
case 8: /* icmpInEchos */
*uint_ptr = STATS_GET(mib2.icmpinechos);
return sizeof(*uint_ptr);
case 9: /* icmpInEchoReps */
*uint_ptr = STATS_GET(mib2.icmpinechoreps);
return sizeof(*uint_ptr);
case 10: /* icmpInTimestamps */
*uint_ptr = STATS_GET(mib2.icmpintimestamps);
return sizeof(*uint_ptr);
case 11: /* icmpInTimestampReps */
*uint_ptr = STATS_GET(mib2.icmpintimestampreps);
return sizeof(*uint_ptr);
case 12: /* icmpInAddrMasks */
*uint_ptr = STATS_GET(mib2.icmpinaddrmasks);
return sizeof(*uint_ptr);
case 13: /* icmpInAddrMaskReps */
*uint_ptr = STATS_GET(mib2.icmpinaddrmaskreps);
return sizeof(*uint_ptr);
case 14: /* icmpOutMsgs */
*uint_ptr = STATS_GET(mib2.icmpoutmsgs);
return sizeof(*uint_ptr);
case 15: /* icmpOutErrors */
*uint_ptr = STATS_GET(mib2.icmpouterrors);
return sizeof(*uint_ptr);
case 16: /* icmpOutDestUnreachs */
*uint_ptr = STATS_GET(mib2.icmpoutdestunreachs);
return sizeof(*uint_ptr);
case 17: /* icmpOutTimeExcds */
*uint_ptr = STATS_GET(mib2.icmpouttimeexcds);
return sizeof(*uint_ptr);
case 18: /* icmpOutParmProbs: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 19: /* icmpOutSrcQuenchs: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 20: /* icmpOutRedirects: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 21: /* icmpOutEchos */
*uint_ptr = STATS_GET(mib2.icmpoutechos);
return sizeof(*uint_ptr);
case 22: /* icmpOutEchoReps */
*uint_ptr = STATS_GET(mib2.icmpoutechoreps);
return sizeof(*uint_ptr);
case 23: /* icmpOutTimestamps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 24: /* icmpOutTimestampReps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 25: /* icmpOutAddrMasks: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
case 26: /* icmpOutAddrMaskReps: not supported -> always 0 */
*uint_ptr = 0;
return sizeof(*uint_ptr);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("icmp_get_value(): unknown id: %"S32_F"\n", node->oid));
break;
}
return 0;
}
static const struct snmp_scalar_array_node_def icmp_nodes[] = {
{ 1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 7, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 8, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{ 9, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{21, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{22, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{23, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{24, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{25, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY},
{26, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}
};
const struct snmp_scalar_array_node snmp_mib2_icmp_root = SNMP_SCALAR_CREATE_ARRAY_NODE(5, icmp_nodes, icmp_get_value, NULL, NULL);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_ICMP */

736
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_mib2_interfaces.c
View File

@ -1,368 +1,368 @@
/**
* @file
* Management Information Base II (RFC1213) INTERFACES objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/netif.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- interfaces .1.3.6.1.2.1.2 ----------------------------------------------------- */
static s16_t
interfaces_get_value(struct snmp_node_instance *instance, void *value)
{
if (instance->node->oid == 1) {
s32_t *sint_ptr = (s32_t *)value;
s32_t num_netifs = 0;
struct netif *netif;
NETIF_FOREACH(netif) {
num_netifs++;
}
*sint_ptr = num_netifs;
return sizeof(*sint_ptr);
}
return 0;
}
/* list of allowed value ranges for incoming OID */
static const struct snmp_oid_range interfaces_Table_oid_ranges[] = {
{ 1, 0xff } /* netif->num is u8_t */
};
static const u8_t iftable_ifOutQLen = 0;
static const u8_t iftable_ifOperStatus_up = 1;
static const u8_t iftable_ifOperStatus_down = 2;
static const u8_t iftable_ifAdminStatus_up = 1;
static const u8_t iftable_ifAdminStatus_lowerLayerDown = 7;
static const u8_t iftable_ifAdminStatus_down = 2;
static snmp_err_t
interfaces_Table_get_cell_instance(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, struct snmp_node_instance *cell_instance)
{
u32_t ifIndex;
struct netif *netif;
LWIP_UNUSED_ARG(column);
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(row_oid, row_oid_len, interfaces_Table_oid_ranges, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges))) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* get netif index from incoming OID */
ifIndex = row_oid[0];
/* find netif with index */
NETIF_FOREACH(netif) {
if (netif_to_num(netif) == ifIndex) {
/* store netif pointer for subsequent operations (get/test/set) */
cell_instance->reference.ptr = netif;
return SNMP_ERR_NOERROR;
}
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
interfaces_Table_get_next_cell_instance(const u32_t *column, struct snmp_obj_id *row_oid, struct snmp_node_instance *cell_instance)
{
struct netif *netif;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(interfaces_Table_oid_ranges)];
LWIP_UNUSED_ARG(column);
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges));
/* iterate over all possible OIDs to find the next one */
NETIF_FOREACH(netif) {
u32_t test_oid[LWIP_ARRAYSIZE(interfaces_Table_oid_ranges)];
test_oid[0] = netif_to_num(netif);
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges), netif);
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* store netif pointer for subsequent operations (get/test/set) */
cell_instance->reference.ptr = /* (struct netif*) */state.reference;
return SNMP_ERR_NOERROR;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static s16_t
interfaces_Table_get_value(struct snmp_node_instance *instance, void *value)
{
struct netif *netif = (struct netif *)instance->reference.ptr;
u32_t *value_u32 = (u32_t *)value;
s32_t *value_s32 = (s32_t *)value;
u16_t value_len;
switch (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id)) {
case 1: /* ifIndex */
*value_s32 = netif_to_num(netif);
value_len = sizeof(*value_s32);
break;
case 2: /* ifDescr */
value_len = sizeof(netif->name);
MEMCPY(value, netif->name, value_len);
break;
case 3: /* ifType */
*value_s32 = netif->link_type;
value_len = sizeof(*value_s32);
break;
case 4: /* ifMtu */
*value_s32 = netif->mtu;
value_len = sizeof(*value_s32);
break;
case 5: /* ifSpeed */
*value_u32 = netif->link_speed;
value_len = sizeof(*value_u32);
break;
case 6: /* ifPhysAddress */
value_len = sizeof(netif->hwaddr);
MEMCPY(value, &netif->hwaddr, value_len);
break;
case 7: /* ifAdminStatus */
if (netif_is_up(netif)) {
*value_s32 = iftable_ifOperStatus_up;
} else {
*value_s32 = iftable_ifOperStatus_down;
}
value_len = sizeof(*value_s32);
break;
case 8: /* ifOperStatus */
if (netif_is_up(netif)) {
if (netif_is_link_up(netif)) {
*value_s32 = iftable_ifAdminStatus_up;
} else {
*value_s32 = iftable_ifAdminStatus_lowerLayerDown;
}
} else {
*value_s32 = iftable_ifAdminStatus_down;
}
value_len = sizeof(*value_s32);
break;
case 9: /* ifLastChange */
*value_u32 = netif->ts;
value_len = sizeof(*value_u32);
break;
case 10: /* ifInOctets */
*value_u32 = netif->mib2_counters.ifinoctets;
value_len = sizeof(*value_u32);
break;
case 11: /* ifInUcastPkts */
*value_u32 = netif->mib2_counters.ifinucastpkts;
value_len = sizeof(*value_u32);
break;
case 12: /* ifInNUcastPkts */
*value_u32 = netif->mib2_counters.ifinnucastpkts;
value_len = sizeof(*value_u32);
break;
case 13: /* ifInDiscards */
*value_u32 = netif->mib2_counters.ifindiscards;
value_len = sizeof(*value_u32);
break;
case 14: /* ifInErrors */
*value_u32 = netif->mib2_counters.ifinerrors;
value_len = sizeof(*value_u32);
break;
case 15: /* ifInUnkownProtos */
*value_u32 = netif->mib2_counters.ifinunknownprotos;
value_len = sizeof(*value_u32);
break;
case 16: /* ifOutOctets */
*value_u32 = netif->mib2_counters.ifoutoctets;
value_len = sizeof(*value_u32);
break;
case 17: /* ifOutUcastPkts */
*value_u32 = netif->mib2_counters.ifoutucastpkts;
value_len = sizeof(*value_u32);
break;
case 18: /* ifOutNUcastPkts */
*value_u32 = netif->mib2_counters.ifoutnucastpkts;
value_len = sizeof(*value_u32);
break;
case 19: /* ifOutDiscarts */
*value_u32 = netif->mib2_counters.ifoutdiscards;
value_len = sizeof(*value_u32);
break;
case 20: /* ifOutErrors */
*value_u32 = netif->mib2_counters.ifouterrors;
value_len = sizeof(*value_u32);
break;
case 21: /* ifOutQLen */
*value_u32 = iftable_ifOutQLen;
value_len = sizeof(*value_u32);
break;
/** @note returning zeroDotZero (0.0) no media specific MIB support */
case 22: /* ifSpecific */
value_len = snmp_zero_dot_zero.len * sizeof(u32_t);
MEMCPY(value, snmp_zero_dot_zero.id, value_len);
break;
default:
return 0;
}
return value_len;
}
#if !SNMP_SAFE_REQUESTS
static snmp_err_t
interfaces_Table_set_test(struct snmp_node_instance *instance, u16_t len, void *value)
{
s32_t *sint_ptr = (s32_t *)value;
/* stack should never call this method for another column,
because all other columns are set to readonly */
LWIP_ASSERT("Invalid column", (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id) == 7));
LWIP_UNUSED_ARG(len);
if (*sint_ptr == 1 || *sint_ptr == 2) {
return SNMP_ERR_NOERROR;
}
return SNMP_ERR_WRONGVALUE;
}
static snmp_err_t
interfaces_Table_set_value(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct netif *netif = (struct netif *)instance->reference.ptr;
s32_t *sint_ptr = (s32_t *)value;
/* stack should never call this method for another column,
because all other columns are set to readonly */
LWIP_ASSERT("Invalid column", (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id) == 7));
LWIP_UNUSED_ARG(len);
if (*sint_ptr == 1) {
netif_set_up(netif);
} else if (*sint_ptr == 2) {
netif_set_down(netif);
}
return SNMP_ERR_NOERROR;
}
#endif /* SNMP_SAFE_REQUESTS */
static const struct snmp_scalar_node interfaces_Number = SNMP_SCALAR_CREATE_NODE_READONLY(1, SNMP_ASN1_TYPE_INTEGER, interfaces_get_value);
static const struct snmp_table_col_def interfaces_Table_columns[] = {
{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifIndex */
{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifDescr */
{ 3, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifType */
{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifMtu */
{ 5, SNMP_ASN1_TYPE_GAUGE, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifSpeed */
{ 6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifPhysAddress */
#if !SNMP_SAFE_REQUESTS
{ 7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_WRITE }, /* ifAdminStatus */
#else
{ 7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifAdminStatus */
#endif
{ 8, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOperStatus */
{ 9, SNMP_ASN1_TYPE_TIMETICKS, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifLastChange */
{ 10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInOctets */
{ 11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInUcastPkts */
{ 12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInNUcastPkts */
{ 13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInDiscarts */
{ 14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInErrors */
{ 15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInUnkownProtos */
{ 16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutOctets */
{ 17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutUcastPkts */
{ 18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutNUcastPkts */
{ 19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutDiscarts */
{ 20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutErrors */
{ 21, SNMP_ASN1_TYPE_GAUGE, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutQLen */
{ 22, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY } /* ifSpecific */
};
#if !SNMP_SAFE_REQUESTS
static const struct snmp_table_node interfaces_Table = SNMP_TABLE_CREATE(
2, interfaces_Table_columns,
interfaces_Table_get_cell_instance, interfaces_Table_get_next_cell_instance,
interfaces_Table_get_value, interfaces_Table_set_test, interfaces_Table_set_value);
#else
static const struct snmp_table_node interfaces_Table = SNMP_TABLE_CREATE(
2, interfaces_Table_columns,
interfaces_Table_get_cell_instance, interfaces_Table_get_next_cell_instance,
interfaces_Table_get_value, NULL, NULL);
#endif
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
CREATE_LWIP_SYNC_NODE(1, interfaces_Number)
CREATE_LWIP_SYNC_NODE(2, interfaces_Table)
static const struct snmp_node *const interface_nodes[] = {
&SYNC_NODE_NAME(interfaces_Number).node.node,
&SYNC_NODE_NAME(interfaces_Table).node.node
};
const struct snmp_tree_node snmp_mib2_interface_root = SNMP_CREATE_TREE_NODE(2, interface_nodes);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */
/**
* @file
* Management Information Base II (RFC1213) INTERFACES objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/netif.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- interfaces .1.3.6.1.2.1.2 ----------------------------------------------------- */
static s16_t
interfaces_get_value(struct snmp_node_instance *instance, void *value)
{
if (instance->node->oid == 1) {
s32_t *sint_ptr = (s32_t *)value;
s32_t num_netifs = 0;
struct netif *netif;
NETIF_FOREACH(netif) {
num_netifs++;
}
*sint_ptr = num_netifs;
return sizeof(*sint_ptr);
}
return 0;
}
/* list of allowed value ranges for incoming OID */
static const struct snmp_oid_range interfaces_Table_oid_ranges[] = {
{ 1, 0xff } /* netif->num is u8_t */
};
static const u8_t iftable_ifOutQLen = 0;
static const u8_t iftable_ifOperStatus_up = 1;
static const u8_t iftable_ifOperStatus_down = 2;
static const u8_t iftable_ifAdminStatus_up = 1;
static const u8_t iftable_ifAdminStatus_lowerLayerDown = 7;
static const u8_t iftable_ifAdminStatus_down = 2;
static snmp_err_t
interfaces_Table_get_cell_instance(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, struct snmp_node_instance *cell_instance)
{
u32_t ifIndex;
struct netif *netif;
LWIP_UNUSED_ARG(column);
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(row_oid, row_oid_len, interfaces_Table_oid_ranges, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges))) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* get netif index from incoming OID */
ifIndex = row_oid[0];
/* find netif with index */
NETIF_FOREACH(netif) {
if (netif_to_num(netif) == ifIndex) {
/* store netif pointer for subsequent operations (get/test/set) */
cell_instance->reference.ptr = netif;
return SNMP_ERR_NOERROR;
}
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
interfaces_Table_get_next_cell_instance(const u32_t *column, struct snmp_obj_id *row_oid, struct snmp_node_instance *cell_instance)
{
struct netif *netif;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(interfaces_Table_oid_ranges)];
LWIP_UNUSED_ARG(column);
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges));
/* iterate over all possible OIDs to find the next one */
NETIF_FOREACH(netif) {
u32_t test_oid[LWIP_ARRAYSIZE(interfaces_Table_oid_ranges)];
test_oid[0] = netif_to_num(netif);
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(interfaces_Table_oid_ranges), netif);
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* store netif pointer for subsequent operations (get/test/set) */
cell_instance->reference.ptr = /* (struct netif*) */state.reference;
return SNMP_ERR_NOERROR;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static s16_t
interfaces_Table_get_value(struct snmp_node_instance *instance, void *value)
{
struct netif *netif = (struct netif *)instance->reference.ptr;
u32_t *value_u32 = (u32_t *)value;
s32_t *value_s32 = (s32_t *)value;
u16_t value_len;
switch (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id)) {
case 1: /* ifIndex */
*value_s32 = netif_to_num(netif);
value_len = sizeof(*value_s32);
break;
case 2: /* ifDescr */
value_len = sizeof(netif->name);
MEMCPY(value, netif->name, value_len);
break;
case 3: /* ifType */
*value_s32 = netif->link_type;
value_len = sizeof(*value_s32);
break;
case 4: /* ifMtu */
*value_s32 = netif->mtu;
value_len = sizeof(*value_s32);
break;
case 5: /* ifSpeed */
*value_u32 = netif->link_speed;
value_len = sizeof(*value_u32);
break;
case 6: /* ifPhysAddress */
value_len = sizeof(netif->hwaddr);
MEMCPY(value, &netif->hwaddr, value_len);
break;
case 7: /* ifAdminStatus */
if (netif_is_up(netif)) {
*value_s32 = iftable_ifOperStatus_up;
} else {
*value_s32 = iftable_ifOperStatus_down;
}
value_len = sizeof(*value_s32);
break;
case 8: /* ifOperStatus */
if (netif_is_up(netif)) {
if (netif_is_link_up(netif)) {
*value_s32 = iftable_ifAdminStatus_up;
} else {
*value_s32 = iftable_ifAdminStatus_lowerLayerDown;
}
} else {
*value_s32 = iftable_ifAdminStatus_down;
}
value_len = sizeof(*value_s32);
break;
case 9: /* ifLastChange */
*value_u32 = netif->ts;
value_len = sizeof(*value_u32);
break;
case 10: /* ifInOctets */
*value_u32 = netif->mib2_counters.ifinoctets;
value_len = sizeof(*value_u32);
break;
case 11: /* ifInUcastPkts */
*value_u32 = netif->mib2_counters.ifinucastpkts;
value_len = sizeof(*value_u32);
break;
case 12: /* ifInNUcastPkts */
*value_u32 = netif->mib2_counters.ifinnucastpkts;
value_len = sizeof(*value_u32);
break;
case 13: /* ifInDiscards */
*value_u32 = netif->mib2_counters.ifindiscards;
value_len = sizeof(*value_u32);
break;
case 14: /* ifInErrors */
*value_u32 = netif->mib2_counters.ifinerrors;
value_len = sizeof(*value_u32);
break;
case 15: /* ifInUnkownProtos */
*value_u32 = netif->mib2_counters.ifinunknownprotos;
value_len = sizeof(*value_u32);
break;
case 16: /* ifOutOctets */
*value_u32 = netif->mib2_counters.ifoutoctets;
value_len = sizeof(*value_u32);
break;
case 17: /* ifOutUcastPkts */
*value_u32 = netif->mib2_counters.ifoutucastpkts;
value_len = sizeof(*value_u32);
break;
case 18: /* ifOutNUcastPkts */
*value_u32 = netif->mib2_counters.ifoutnucastpkts;
value_len = sizeof(*value_u32);
break;
case 19: /* ifOutDiscarts */
*value_u32 = netif->mib2_counters.ifoutdiscards;
value_len = sizeof(*value_u32);
break;
case 20: /* ifOutErrors */
*value_u32 = netif->mib2_counters.ifouterrors;
value_len = sizeof(*value_u32);
break;
case 21: /* ifOutQLen */
*value_u32 = iftable_ifOutQLen;
value_len = sizeof(*value_u32);
break;
/** @note returning zeroDotZero (0.0) no media specific MIB support */
case 22: /* ifSpecific */
value_len = snmp_zero_dot_zero.len * sizeof(u32_t);
MEMCPY(value, snmp_zero_dot_zero.id, value_len);
break;
default:
return 0;
}
return value_len;
}
#if !SNMP_SAFE_REQUESTS
static snmp_err_t
interfaces_Table_set_test(struct snmp_node_instance *instance, u16_t len, void *value)
{
s32_t *sint_ptr = (s32_t *)value;
/* stack should never call this method for another column,
because all other columns are set to readonly */
LWIP_ASSERT("Invalid column", (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id) == 7));
LWIP_UNUSED_ARG(len);
if (*sint_ptr == 1 || *sint_ptr == 2) {
return SNMP_ERR_NOERROR;
}
return SNMP_ERR_WRONGVALUE;
}
static snmp_err_t
interfaces_Table_set_value(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct netif *netif = (struct netif *)instance->reference.ptr;
s32_t *sint_ptr = (s32_t *)value;
/* stack should never call this method for another column,
because all other columns are set to readonly */
LWIP_ASSERT("Invalid column", (SNMP_TABLE_GET_COLUMN_FROM_OID(instance->instance_oid.id) == 7));
LWIP_UNUSED_ARG(len);
if (*sint_ptr == 1) {
netif_set_up(netif);
} else if (*sint_ptr == 2) {
netif_set_down(netif);
}
return SNMP_ERR_NOERROR;
}
#endif /* SNMP_SAFE_REQUESTS */
static const struct snmp_scalar_node interfaces_Number = SNMP_SCALAR_CREATE_NODE_READONLY(1, SNMP_ASN1_TYPE_INTEGER, interfaces_get_value);
static const struct snmp_table_col_def interfaces_Table_columns[] = {
{ 1, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifIndex */
{ 2, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifDescr */
{ 3, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifType */
{ 4, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifMtu */
{ 5, SNMP_ASN1_TYPE_GAUGE, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifSpeed */
{ 6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifPhysAddress */
#if !SNMP_SAFE_REQUESTS
{ 7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_WRITE }, /* ifAdminStatus */
#else
{ 7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifAdminStatus */
#endif
{ 8, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOperStatus */
{ 9, SNMP_ASN1_TYPE_TIMETICKS, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifLastChange */
{ 10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInOctets */
{ 11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInUcastPkts */
{ 12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInNUcastPkts */
{ 13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInDiscarts */
{ 14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInErrors */
{ 15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifInUnkownProtos */
{ 16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutOctets */
{ 17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutUcastPkts */
{ 18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutNUcastPkts */
{ 19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutDiscarts */
{ 20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutErrors */
{ 21, SNMP_ASN1_TYPE_GAUGE, SNMP_NODE_INSTANCE_READ_ONLY }, /* ifOutQLen */
{ 22, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY } /* ifSpecific */
};
#if !SNMP_SAFE_REQUESTS
static const struct snmp_table_node interfaces_Table = SNMP_TABLE_CREATE(
2, interfaces_Table_columns,
interfaces_Table_get_cell_instance, interfaces_Table_get_next_cell_instance,
interfaces_Table_get_value, interfaces_Table_set_test, interfaces_Table_set_value);
#else
static const struct snmp_table_node interfaces_Table = SNMP_TABLE_CREATE(
2, interfaces_Table_columns,
interfaces_Table_get_cell_instance, interfaces_Table_get_next_cell_instance,
interfaces_Table_get_value, NULL, NULL);
#endif
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
CREATE_LWIP_SYNC_NODE(1, interfaces_Number)
CREATE_LWIP_SYNC_NODE(2, interfaces_Table)
static const struct snmp_node *const interface_nodes[] = {
&SYNC_NODE_NAME(interfaces_Number).node.node,
&SYNC_NODE_NAME(interfaces_Table).node.node
};
const struct snmp_tree_node snmp_mib2_interface_root = SNMP_CREATE_TREE_NODE(2, interface_nodes);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */

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@ -1,227 +1,227 @@
/**
* @file
* Management Information Base II (RFC1213) SNMP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_scalar.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2
#define MIB2_AUTH_TRAPS_ENABLED 1
#define MIB2_AUTH_TRAPS_DISABLED 2
/* --- snmp .1.3.6.1.2.1.11 ----------------------------------------------------- */
static s16_t
snmp_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* snmpInPkts */
*uint_ptr = snmp_stats.inpkts;
break;
case 2: /* snmpOutPkts */
*uint_ptr = snmp_stats.outpkts;
break;
case 3: /* snmpInBadVersions */
*uint_ptr = snmp_stats.inbadversions;
break;
case 4: /* snmpInBadCommunityNames */
*uint_ptr = snmp_stats.inbadcommunitynames;
break;
case 5: /* snmpInBadCommunityUses */
*uint_ptr = snmp_stats.inbadcommunityuses;
break;
case 6: /* snmpInASNParseErrs */
*uint_ptr = snmp_stats.inasnparseerrs;
break;
case 8: /* snmpInTooBigs */
*uint_ptr = snmp_stats.intoobigs;
break;
case 9: /* snmpInNoSuchNames */
*uint_ptr = snmp_stats.innosuchnames;
break;
case 10: /* snmpInBadValues */
*uint_ptr = snmp_stats.inbadvalues;
break;
case 11: /* snmpInReadOnlys */
*uint_ptr = snmp_stats.inreadonlys;
break;
case 12: /* snmpInGenErrs */
*uint_ptr = snmp_stats.ingenerrs;
break;
case 13: /* snmpInTotalReqVars */
*uint_ptr = snmp_stats.intotalreqvars;
break;
case 14: /* snmpInTotalSetVars */
*uint_ptr = snmp_stats.intotalsetvars;
break;
case 15: /* snmpInGetRequests */
*uint_ptr = snmp_stats.ingetrequests;
break;
case 16: /* snmpInGetNexts */
*uint_ptr = snmp_stats.ingetnexts;
break;
case 17: /* snmpInSetRequests */
*uint_ptr = snmp_stats.insetrequests;
break;
case 18: /* snmpInGetResponses */
*uint_ptr = snmp_stats.ingetresponses;
break;
case 19: /* snmpInTraps */
*uint_ptr = snmp_stats.intraps;
break;
case 20: /* snmpOutTooBigs */
*uint_ptr = snmp_stats.outtoobigs;
break;
case 21: /* snmpOutNoSuchNames */
*uint_ptr = snmp_stats.outnosuchnames;
break;
case 22: /* snmpOutBadValues */
*uint_ptr = snmp_stats.outbadvalues;
break;
case 24: /* snmpOutGenErrs */
*uint_ptr = snmp_stats.outgenerrs;
break;
case 25: /* snmpOutGetRequests */
*uint_ptr = snmp_stats.outgetrequests;
break;
case 26: /* snmpOutGetNexts */
*uint_ptr = snmp_stats.outgetnexts;
break;
case 27: /* snmpOutSetRequests */
*uint_ptr = snmp_stats.outsetrequests;
break;
case 28: /* snmpOutGetResponses */
*uint_ptr = snmp_stats.outgetresponses;
break;
case 29: /* snmpOutTraps */
*uint_ptr = snmp_stats.outtraps;
break;
case 30: /* snmpEnableAuthenTraps */
if (snmp_get_auth_traps_enabled() == SNMP_AUTH_TRAPS_DISABLED) {
*uint_ptr = MIB2_AUTH_TRAPS_DISABLED;
} else {
*uint_ptr = MIB2_AUTH_TRAPS_ENABLED;
}
break;
case 31: /* snmpSilentDrops */
*uint_ptr = 0; /* not supported */
break;
case 32: /* snmpProxyDrops */
*uint_ptr = 0; /* not supported */
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("snmp_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
return sizeof(*uint_ptr);
}
static snmp_err_t
snmp_set_test(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
LWIP_UNUSED_ARG(len);
if (node->oid == 30) {
/* snmpEnableAuthenTraps */
s32_t *sint_ptr = (s32_t *)value;
/* we should have writable non-volatile mem here */
if ((*sint_ptr == MIB2_AUTH_TRAPS_DISABLED) || (*sint_ptr == MIB2_AUTH_TRAPS_ENABLED)) {
ret = SNMP_ERR_NOERROR;
}
}
return ret;
}
static snmp_err_t
snmp_set_value(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
LWIP_UNUSED_ARG(len);
if (node->oid == 30) {
/* snmpEnableAuthenTraps */
s32_t *sint_ptr = (s32_t *)value;
if (*sint_ptr == MIB2_AUTH_TRAPS_DISABLED) {
snmp_set_auth_traps_enabled(SNMP_AUTH_TRAPS_DISABLED);
} else {
snmp_set_auth_traps_enabled(SNMP_AUTH_TRAPS_ENABLED);
}
}
return SNMP_ERR_NOERROR;
}
/* the following nodes access variables in SNMP stack (snmp_stats) from SNMP worker thread -> OK, no sync needed */
static const struct snmp_scalar_array_node_def snmp_nodes[] = {
{ 1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInPkts */
{ 2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutPkts */
{ 3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadVersions */
{ 4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadCommunityNames */
{ 5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadCommunityUses */
{ 6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInASNParseErrs */
{ 8, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTooBigs */
{ 9, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInNoSuchNames */
{10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadValues */
{11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInReadOnlys */
{12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGenErrs */
{13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTotalReqVars */
{14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTotalSetVars */
{15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetRequests */
{16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetNexts */
{17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInSetRequests */
{18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetResponses */
{19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTraps */
{20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutTooBigs */
{21, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutNoSuchNames */
{22, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutBadValues */
{24, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGenErrs */
{25, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetRequests */
{26, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetNexts */
{27, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutSetRequests */
{28, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetResponses */
{29, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutTraps */
{30, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_WRITE}, /* snmpEnableAuthenTraps */
{31, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpSilentDrops */
{32, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY} /* snmpProxyDrops */
};
const struct snmp_scalar_array_node snmp_mib2_snmp_root = SNMP_SCALAR_CREATE_ARRAY_NODE(11, snmp_nodes, snmp_get_value, snmp_set_test, snmp_set_value);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */
/**
* @file
* Management Information Base II (RFC1213) SNMP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_scalar.h"
#if LWIP_SNMP && SNMP_LWIP_MIB2
#define MIB2_AUTH_TRAPS_ENABLED 1
#define MIB2_AUTH_TRAPS_DISABLED 2
/* --- snmp .1.3.6.1.2.1.11 ----------------------------------------------------- */
static s16_t
snmp_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* snmpInPkts */
*uint_ptr = snmp_stats.inpkts;
break;
case 2: /* snmpOutPkts */
*uint_ptr = snmp_stats.outpkts;
break;
case 3: /* snmpInBadVersions */
*uint_ptr = snmp_stats.inbadversions;
break;
case 4: /* snmpInBadCommunityNames */
*uint_ptr = snmp_stats.inbadcommunitynames;
break;
case 5: /* snmpInBadCommunityUses */
*uint_ptr = snmp_stats.inbadcommunityuses;
break;
case 6: /* snmpInASNParseErrs */
*uint_ptr = snmp_stats.inasnparseerrs;
break;
case 8: /* snmpInTooBigs */
*uint_ptr = snmp_stats.intoobigs;
break;
case 9: /* snmpInNoSuchNames */
*uint_ptr = snmp_stats.innosuchnames;
break;
case 10: /* snmpInBadValues */
*uint_ptr = snmp_stats.inbadvalues;
break;
case 11: /* snmpInReadOnlys */
*uint_ptr = snmp_stats.inreadonlys;
break;
case 12: /* snmpInGenErrs */
*uint_ptr = snmp_stats.ingenerrs;
break;
case 13: /* snmpInTotalReqVars */
*uint_ptr = snmp_stats.intotalreqvars;
break;
case 14: /* snmpInTotalSetVars */
*uint_ptr = snmp_stats.intotalsetvars;
break;
case 15: /* snmpInGetRequests */
*uint_ptr = snmp_stats.ingetrequests;
break;
case 16: /* snmpInGetNexts */
*uint_ptr = snmp_stats.ingetnexts;
break;
case 17: /* snmpInSetRequests */
*uint_ptr = snmp_stats.insetrequests;
break;
case 18: /* snmpInGetResponses */
*uint_ptr = snmp_stats.ingetresponses;
break;
case 19: /* snmpInTraps */
*uint_ptr = snmp_stats.intraps;
break;
case 20: /* snmpOutTooBigs */
*uint_ptr = snmp_stats.outtoobigs;
break;
case 21: /* snmpOutNoSuchNames */
*uint_ptr = snmp_stats.outnosuchnames;
break;
case 22: /* snmpOutBadValues */
*uint_ptr = snmp_stats.outbadvalues;
break;
case 24: /* snmpOutGenErrs */
*uint_ptr = snmp_stats.outgenerrs;
break;
case 25: /* snmpOutGetRequests */
*uint_ptr = snmp_stats.outgetrequests;
break;
case 26: /* snmpOutGetNexts */
*uint_ptr = snmp_stats.outgetnexts;
break;
case 27: /* snmpOutSetRequests */
*uint_ptr = snmp_stats.outsetrequests;
break;
case 28: /* snmpOutGetResponses */
*uint_ptr = snmp_stats.outgetresponses;
break;
case 29: /* snmpOutTraps */
*uint_ptr = snmp_stats.outtraps;
break;
case 30: /* snmpEnableAuthenTraps */
if (snmp_get_auth_traps_enabled() == SNMP_AUTH_TRAPS_DISABLED) {
*uint_ptr = MIB2_AUTH_TRAPS_DISABLED;
} else {
*uint_ptr = MIB2_AUTH_TRAPS_ENABLED;
}
break;
case 31: /* snmpSilentDrops */
*uint_ptr = 0; /* not supported */
break;
case 32: /* snmpProxyDrops */
*uint_ptr = 0; /* not supported */
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("snmp_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
return sizeof(*uint_ptr);
}
static snmp_err_t
snmp_set_test(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
LWIP_UNUSED_ARG(len);
if (node->oid == 30) {
/* snmpEnableAuthenTraps */
s32_t *sint_ptr = (s32_t *)value;
/* we should have writable non-volatile mem here */
if ((*sint_ptr == MIB2_AUTH_TRAPS_DISABLED) || (*sint_ptr == MIB2_AUTH_TRAPS_ENABLED)) {
ret = SNMP_ERR_NOERROR;
}
}
return ret;
}
static snmp_err_t
snmp_set_value(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
LWIP_UNUSED_ARG(len);
if (node->oid == 30) {
/* snmpEnableAuthenTraps */
s32_t *sint_ptr = (s32_t *)value;
if (*sint_ptr == MIB2_AUTH_TRAPS_DISABLED) {
snmp_set_auth_traps_enabled(SNMP_AUTH_TRAPS_DISABLED);
} else {
snmp_set_auth_traps_enabled(SNMP_AUTH_TRAPS_ENABLED);
}
}
return SNMP_ERR_NOERROR;
}
/* the following nodes access variables in SNMP stack (snmp_stats) from SNMP worker thread -> OK, no sync needed */
static const struct snmp_scalar_array_node_def snmp_nodes[] = {
{ 1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInPkts */
{ 2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutPkts */
{ 3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadVersions */
{ 4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadCommunityNames */
{ 5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadCommunityUses */
{ 6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInASNParseErrs */
{ 8, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTooBigs */
{ 9, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInNoSuchNames */
{10, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInBadValues */
{11, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInReadOnlys */
{12, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGenErrs */
{13, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTotalReqVars */
{14, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTotalSetVars */
{15, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetRequests */
{16, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetNexts */
{17, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInSetRequests */
{18, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInGetResponses */
{19, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpInTraps */
{20, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutTooBigs */
{21, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutNoSuchNames */
{22, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutBadValues */
{24, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGenErrs */
{25, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetRequests */
{26, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetNexts */
{27, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutSetRequests */
{28, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutGetResponses */
{29, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpOutTraps */
{30, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_WRITE}, /* snmpEnableAuthenTraps */
{31, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpSilentDrops */
{32, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY} /* snmpProxyDrops */
};
const struct snmp_scalar_array_node snmp_mib2_snmp_root = SNMP_SCALAR_CREATE_ARRAY_NODE(11, snmp_nodes, snmp_get_value, snmp_set_test, snmp_set_value);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */

752
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_mib2_system.c
View File

@ -1,376 +1,376 @@
/**
* @file
* Management Information Base II (RFC1213) SYSTEM objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- system .1.3.6.1.2.1.1 ----------------------------------------------------- */
/** mib-2.system.sysDescr */
static const u8_t sysdescr_default[] = SNMP_LWIP_MIB2_SYSDESC;
static const u8_t *sysdescr = sysdescr_default;
static const u16_t *sysdescr_len = NULL; /* use strlen for determining len */
/** mib-2.system.sysContact */
static const u8_t syscontact_default[] = SNMP_LWIP_MIB2_SYSCONTACT;
static const u8_t *syscontact = syscontact_default;
static const u16_t *syscontact_len = NULL; /* use strlen for determining len */
static u8_t *syscontact_wr = NULL; /* if writable, points to the same buffer as syscontact (required for correct constness) */
static u16_t *syscontact_wr_len = NULL; /* if writable, points to the same buffer as syscontact_len (required for correct constness) */
static u16_t syscontact_bufsize = 0; /* 0=not writable */
/** mib-2.system.sysName */
static const u8_t sysname_default[] = SNMP_LWIP_MIB2_SYSNAME;
static const u8_t *sysname = sysname_default;
static const u16_t *sysname_len = NULL; /* use strlen for determining len */
static u8_t *sysname_wr = NULL; /* if writable, points to the same buffer as sysname (required for correct constness) */
static u16_t *sysname_wr_len = NULL; /* if writable, points to the same buffer as sysname_len (required for correct constness) */
static u16_t sysname_bufsize = 0; /* 0=not writable */
/** mib-2.system.sysLocation */
static const u8_t syslocation_default[] = SNMP_LWIP_MIB2_SYSLOCATION;
static const u8_t *syslocation = syslocation_default;
static const u16_t *syslocation_len = NULL; /* use strlen for determining len */
static u8_t *syslocation_wr = NULL; /* if writable, points to the same buffer as syslocation (required for correct constness) */
static u16_t *syslocation_wr_len = NULL; /* if writable, points to the same buffer as syslocation_len (required for correct constness) */
static u16_t syslocation_bufsize = 0; /* 0=not writable */
/**
* @ingroup snmp_mib2
* Initializes sysDescr pointers.
*
* @param str if non-NULL then copy str pointer
* @param len points to string length, excluding zero terminator
*/
void
snmp_mib2_set_sysdescr(const u8_t *str, const u16_t *len)
{
if (str != NULL) {
sysdescr = str;
sysdescr_len = len;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysContact pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_syscontact(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
syscontact = ocstr;
syscontact_wr = ocstr;
syscontact_len = ocstrlen;
syscontact_wr_len = ocstrlen;
syscontact_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_syscontact but set pointer to readonly memory
*/
void
snmp_mib2_set_syscontact_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
syscontact = ocstr;
syscontact_len = ocstrlen;
syscontact_wr = NULL;
syscontact_wr_len = NULL;
syscontact_bufsize = 0;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysName pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_sysname(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
sysname = ocstr;
sysname_wr = ocstr;
sysname_len = ocstrlen;
sysname_wr_len = ocstrlen;
sysname_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_sysname but set pointer to readonly memory
*/
void
snmp_mib2_set_sysname_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
sysname = ocstr;
sysname_len = ocstrlen;
sysname_wr = NULL;
sysname_wr_len = NULL;
sysname_bufsize = 0;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysLocation pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_syslocation(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
syslocation = ocstr;
syslocation_wr = ocstr;
syslocation_len = ocstrlen;
syslocation_wr_len = ocstrlen;
syslocation_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_syslocation but set pointer to readonly memory
*/
void
snmp_mib2_set_syslocation_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
syslocation = ocstr;
syslocation_len = ocstrlen;
syslocation_wr = NULL;
syslocation_wr_len = NULL;
syslocation_bufsize = 0;
}
}
static s16_t
system_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
const u8_t *var = NULL;
const s16_t *var_len;
u16_t result;
switch (node->oid) {
case 1: /* sysDescr */
var = sysdescr;
var_len = (const s16_t *)sysdescr_len;
break;
case 2: { /* sysObjectID */
const struct snmp_obj_id *dev_enterprise_oid = snmp_get_device_enterprise_oid();
MEMCPY(value, dev_enterprise_oid->id, dev_enterprise_oid->len * sizeof(u32_t));
return dev_enterprise_oid->len * sizeof(u32_t);
}
case 3: /* sysUpTime */
MIB2_COPY_SYSUPTIME_TO((u32_t *)value);
return sizeof(u32_t);
case 4: /* sysContact */
var = syscontact;
var_len = (const s16_t *)syscontact_len;
break;
case 5: /* sysName */
var = sysname;
var_len = (const s16_t *)sysname_len;
break;
case 6: /* sysLocation */
var = syslocation;
var_len = (const s16_t *)syslocation_len;
break;
case 7: /* sysServices */
*(s32_t *)value = SNMP_SYSSERVICES;
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
/* handle string values (OID 1,4,5 and 6) */
LWIP_ASSERT("", (value != NULL));
if (var_len == NULL) {
result = (s16_t)strlen((const char *)var);
} else {
result = *var_len;
}
MEMCPY(value, var, result);
return result;
}
static snmp_err_t
system_set_test(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
const u16_t *var_bufsize = NULL;
const u16_t *var_wr_len;
LWIP_UNUSED_ARG(value);
switch (node->oid) {
case 4: /* sysContact */
var_bufsize = &syscontact_bufsize;
var_wr_len = syscontact_wr_len;
break;
case 5: /* sysName */
var_bufsize = &sysname_bufsize;
var_wr_len = sysname_wr_len;
break;
case 6: /* sysLocation */
var_bufsize = &syslocation_bufsize;
var_wr_len = syslocation_wr_len;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_set_test(): unknown id: %"S32_F"\n", node->oid));
return ret;
}
/* check if value is writable at all */
if (*var_bufsize > 0) {
if (var_wr_len == NULL) {
/* we have to take the terminating 0 into account */
if (len < *var_bufsize) {
ret = SNMP_ERR_NOERROR;
}
} else {
if (len <= *var_bufsize) {
ret = SNMP_ERR_NOERROR;
}
}
} else {
ret = SNMP_ERR_NOTWRITABLE;
}
return ret;
}
static snmp_err_t
system_set_value(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
u8_t *var_wr = NULL;
u16_t *var_wr_len;
switch (node->oid) {
case 4: /* sysContact */
var_wr = syscontact_wr;
var_wr_len = syscontact_wr_len;
break;
case 5: /* sysName */
var_wr = sysname_wr;
var_wr_len = sysname_wr_len;
break;
case 6: /* sysLocation */
var_wr = syslocation_wr;
var_wr_len = syslocation_wr_len;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_set_value(): unknown id: %"S32_F"\n", node->oid));
return SNMP_ERR_GENERROR;
}
/* no need to check size of target buffer, this was already done in set_test method */
LWIP_ASSERT("", var_wr != NULL);
MEMCPY(var_wr, value, len);
if (var_wr_len == NULL) {
/* add terminating 0 */
var_wr[len] = 0;
} else {
*var_wr_len = len;
}
return SNMP_ERR_NOERROR;
}
static const struct snmp_scalar_array_node_def system_nodes[] = {
{1, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysDescr */
{2, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysObjectID */
{3, SNMP_ASN1_TYPE_TIMETICKS, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysUpTime */
{4, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysContact */
{5, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysName */
{6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysLocation */
{7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY} /* sysServices */
};
const struct snmp_scalar_array_node snmp_mib2_system_node = SNMP_SCALAR_CREATE_ARRAY_NODE(1, system_nodes, system_get_value, system_set_test, system_set_value);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */
/**
* @file
* Management Information Base II (RFC1213) SYSTEM objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- system .1.3.6.1.2.1.1 ----------------------------------------------------- */
/** mib-2.system.sysDescr */
static const u8_t sysdescr_default[] = SNMP_LWIP_MIB2_SYSDESC;
static const u8_t *sysdescr = sysdescr_default;
static const u16_t *sysdescr_len = NULL; /* use strlen for determining len */
/** mib-2.system.sysContact */
static const u8_t syscontact_default[] = SNMP_LWIP_MIB2_SYSCONTACT;
static const u8_t *syscontact = syscontact_default;
static const u16_t *syscontact_len = NULL; /* use strlen for determining len */
static u8_t *syscontact_wr = NULL; /* if writable, points to the same buffer as syscontact (required for correct constness) */
static u16_t *syscontact_wr_len = NULL; /* if writable, points to the same buffer as syscontact_len (required for correct constness) */
static u16_t syscontact_bufsize = 0; /* 0=not writable */
/** mib-2.system.sysName */
static const u8_t sysname_default[] = SNMP_LWIP_MIB2_SYSNAME;
static const u8_t *sysname = sysname_default;
static const u16_t *sysname_len = NULL; /* use strlen for determining len */
static u8_t *sysname_wr = NULL; /* if writable, points to the same buffer as sysname (required for correct constness) */
static u16_t *sysname_wr_len = NULL; /* if writable, points to the same buffer as sysname_len (required for correct constness) */
static u16_t sysname_bufsize = 0; /* 0=not writable */
/** mib-2.system.sysLocation */
static const u8_t syslocation_default[] = SNMP_LWIP_MIB2_SYSLOCATION;
static const u8_t *syslocation = syslocation_default;
static const u16_t *syslocation_len = NULL; /* use strlen for determining len */
static u8_t *syslocation_wr = NULL; /* if writable, points to the same buffer as syslocation (required for correct constness) */
static u16_t *syslocation_wr_len = NULL; /* if writable, points to the same buffer as syslocation_len (required for correct constness) */
static u16_t syslocation_bufsize = 0; /* 0=not writable */
/**
* @ingroup snmp_mib2
* Initializes sysDescr pointers.
*
* @param str if non-NULL then copy str pointer
* @param len points to string length, excluding zero terminator
*/
void
snmp_mib2_set_sysdescr(const u8_t *str, const u16_t *len)
{
if (str != NULL) {
sysdescr = str;
sysdescr_len = len;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysContact pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_syscontact(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
syscontact = ocstr;
syscontact_wr = ocstr;
syscontact_len = ocstrlen;
syscontact_wr_len = ocstrlen;
syscontact_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_syscontact but set pointer to readonly memory
*/
void
snmp_mib2_set_syscontact_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
syscontact = ocstr;
syscontact_len = ocstrlen;
syscontact_wr = NULL;
syscontact_wr_len = NULL;
syscontact_bufsize = 0;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysName pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_sysname(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
sysname = ocstr;
sysname_wr = ocstr;
sysname_len = ocstrlen;
sysname_wr_len = ocstrlen;
sysname_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_sysname but set pointer to readonly memory
*/
void
snmp_mib2_set_sysname_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
sysname = ocstr;
sysname_len = ocstrlen;
sysname_wr = NULL;
sysname_wr_len = NULL;
sysname_bufsize = 0;
}
}
/**
* @ingroup snmp_mib2
* Initializes sysLocation pointers
*
* @param ocstr if non-NULL then copy str pointer
* @param ocstrlen points to string length, excluding zero terminator.
* if set to NULL it is assumed that ocstr is NULL-terminated.
* @param bufsize size of the buffer in bytes.
* (this is required because the buffer can be overwritten by snmp-set)
* if ocstrlen is NULL buffer needs space for terminating 0 byte.
* otherwise complete buffer is used for string.
* if bufsize is set to 0, the value is regarded as read-only.
*/
void
snmp_mib2_set_syslocation(u8_t *ocstr, u16_t *ocstrlen, u16_t bufsize)
{
if (ocstr != NULL) {
syslocation = ocstr;
syslocation_wr = ocstr;
syslocation_len = ocstrlen;
syslocation_wr_len = ocstrlen;
syslocation_bufsize = bufsize;
}
}
/**
* @ingroup snmp_mib2
* see \ref snmp_mib2_set_syslocation but set pointer to readonly memory
*/
void
snmp_mib2_set_syslocation_readonly(const u8_t *ocstr, const u16_t *ocstrlen)
{
if (ocstr != NULL) {
syslocation = ocstr;
syslocation_len = ocstrlen;
syslocation_wr = NULL;
syslocation_wr_len = NULL;
syslocation_bufsize = 0;
}
}
static s16_t
system_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
const u8_t *var = NULL;
const s16_t *var_len;
u16_t result;
switch (node->oid) {
case 1: /* sysDescr */
var = sysdescr;
var_len = (const s16_t *)sysdescr_len;
break;
case 2: { /* sysObjectID */
const struct snmp_obj_id *dev_enterprise_oid = snmp_get_device_enterprise_oid();
MEMCPY(value, dev_enterprise_oid->id, dev_enterprise_oid->len * sizeof(u32_t));
return dev_enterprise_oid->len * sizeof(u32_t);
}
case 3: /* sysUpTime */
MIB2_COPY_SYSUPTIME_TO((u32_t *)value);
return sizeof(u32_t);
case 4: /* sysContact */
var = syscontact;
var_len = (const s16_t *)syscontact_len;
break;
case 5: /* sysName */
var = sysname;
var_len = (const s16_t *)sysname_len;
break;
case 6: /* sysLocation */
var = syslocation;
var_len = (const s16_t *)syslocation_len;
break;
case 7: /* sysServices */
*(s32_t *)value = SNMP_SYSSERVICES;
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
/* handle string values (OID 1,4,5 and 6) */
LWIP_ASSERT("", (value != NULL));
if (var_len == NULL) {
result = (s16_t)strlen((const char *)var);
} else {
result = *var_len;
}
MEMCPY(value, var, result);
return result;
}
static snmp_err_t
system_set_test(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
snmp_err_t ret = SNMP_ERR_WRONGVALUE;
const u16_t *var_bufsize = NULL;
const u16_t *var_wr_len;
LWIP_UNUSED_ARG(value);
switch (node->oid) {
case 4: /* sysContact */
var_bufsize = &syscontact_bufsize;
var_wr_len = syscontact_wr_len;
break;
case 5: /* sysName */
var_bufsize = &sysname_bufsize;
var_wr_len = sysname_wr_len;
break;
case 6: /* sysLocation */
var_bufsize = &syslocation_bufsize;
var_wr_len = syslocation_wr_len;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_set_test(): unknown id: %"S32_F"\n", node->oid));
return ret;
}
/* check if value is writable at all */
if (*var_bufsize > 0) {
if (var_wr_len == NULL) {
/* we have to take the terminating 0 into account */
if (len < *var_bufsize) {
ret = SNMP_ERR_NOERROR;
}
} else {
if (len <= *var_bufsize) {
ret = SNMP_ERR_NOERROR;
}
}
} else {
ret = SNMP_ERR_NOTWRITABLE;
}
return ret;
}
static snmp_err_t
system_set_value(const struct snmp_scalar_array_node_def *node, u16_t len, void *value)
{
u8_t *var_wr = NULL;
u16_t *var_wr_len;
switch (node->oid) {
case 4: /* sysContact */
var_wr = syscontact_wr;
var_wr_len = syscontact_wr_len;
break;
case 5: /* sysName */
var_wr = sysname_wr;
var_wr_len = sysname_wr_len;
break;
case 6: /* sysLocation */
var_wr = syslocation_wr;
var_wr_len = syslocation_wr_len;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("system_set_value(): unknown id: %"S32_F"\n", node->oid));
return SNMP_ERR_GENERROR;
}
/* no need to check size of target buffer, this was already done in set_test method */
LWIP_ASSERT("", var_wr != NULL);
MEMCPY(var_wr, value, len);
if (var_wr_len == NULL) {
/* add terminating 0 */
var_wr[len] = 0;
} else {
*var_wr_len = len;
}
return SNMP_ERR_NOERROR;
}
static const struct snmp_scalar_array_node_def system_nodes[] = {
{1, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysDescr */
{2, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysObjectID */
{3, SNMP_ASN1_TYPE_TIMETICKS, SNMP_NODE_INSTANCE_READ_ONLY}, /* sysUpTime */
{4, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysContact */
{5, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysName */
{6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_WRITE}, /* sysLocation */
{7, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY} /* sysServices */
};
const struct snmp_scalar_array_node snmp_mib2_system_node = SNMP_SCALAR_CREATE_ARRAY_NODE(1, system_nodes, system_get_value, system_set_test, system_set_value);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_mib2_tcp.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_mib2_udp.c
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@ -1,372 +1,372 @@
/**
* @file
* Management Information Base II (RFC1213) UDP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/udp.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_UDP
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- udp .1.3.6.1.2.1.7 ----------------------------------------------------- */
static s16_t
udp_get_value(struct snmp_node_instance *instance, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (instance->node->oid) {
case 1: /* udpInDatagrams */
*uint_ptr = STATS_GET(mib2.udpindatagrams);
return sizeof(*uint_ptr);
case 2: /* udpNoPorts */
*uint_ptr = STATS_GET(mib2.udpnoports);
return sizeof(*uint_ptr);
case 3: /* udpInErrors */
*uint_ptr = STATS_GET(mib2.udpinerrors);
return sizeof(*uint_ptr);
case 4: /* udpOutDatagrams */
*uint_ptr = STATS_GET(mib2.udpoutdatagrams);
return sizeof(*uint_ptr);
#if LWIP_HAVE_INT64
case 8: { /* udpHCInDatagrams */
/* use the 32 bit counter for now... */
u64_t val64 = STATS_GET(mib2.udpindatagrams);
*((u64_t *)value) = val64;
}
return sizeof(u64_t);
case 9: { /* udpHCOutDatagrams */
/* use the 32 bit counter for now... */
u64_t val64 = STATS_GET(mib2.udpoutdatagrams);
*((u64_t *)value) = val64;
}
return sizeof(u64_t);
#endif
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("udp_get_value(): unknown id: %"S32_F"\n", instance->node->oid));
break;
}
return 0;
}
/* --- udpEndpointTable --- */
static snmp_err_t
udp_endpointTable_get_cell_value_core(const u32_t *column, union snmp_variant_value *value)
{
/* all items except udpEndpointProcess are declared as not-accessible */
switch (*column) {
case 8: /* udpEndpointProcess */
value->u32 = 0; /* not supported */
break;
default:
return SNMP_ERR_NOSUCHINSTANCE;
}
return SNMP_ERR_NOERROR;
}
static snmp_err_t
udp_endpointTable_get_cell_value(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, union snmp_variant_value *value, u32_t *value_len)
{
ip_addr_t local_ip, remote_ip;
u16_t local_port, remote_port;
struct udp_pcb *pcb;
u8_t idx = 0;
LWIP_UNUSED_ARG(value_len);
/* udpEndpointLocalAddressType + udpEndpointLocalAddress + udpEndpointLocalPort */
idx += snmp_oid_to_ip_port(&row_oid[idx], row_oid_len - idx, &local_ip, &local_port);
if (idx == 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* udpEndpointRemoteAddressType + udpEndpointRemoteAddress + udpEndpointRemotePort */
idx += snmp_oid_to_ip_port(&row_oid[idx], row_oid_len - idx, &remote_ip, &remote_port);
if (idx == 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* udpEndpointInstance */
if (row_oid_len < (idx + 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (row_oid[idx] != 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* find udp_pcb with requested ip and port*/
pcb = udp_pcbs;
while (pcb != NULL) {
if (ip_addr_cmp(&local_ip, &pcb->local_ip) &&
(local_port == pcb->local_port) &&
ip_addr_cmp(&remote_ip, &pcb->remote_ip) &&
(remote_port == pcb->remote_port)) {
/* fill in object properties */
return udp_endpointTable_get_cell_value_core(column, value);
}
pcb = pcb->next;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
udp_endpointTable_get_next_cell_instance_and_value(const u32_t *column, struct snmp_obj_id *row_oid, union snmp_variant_value *value, u32_t *value_len)
{
struct udp_pcb *pcb;
struct snmp_next_oid_state state;
/* 1x udpEndpointLocalAddressType + 1x OID len + 16x udpEndpointLocalAddress + 1x udpEndpointLocalPort +
* 1x udpEndpointRemoteAddressType + 1x OID len + 16x udpEndpointRemoteAddress + 1x udpEndpointRemotePort +
* 1x udpEndpointInstance = 39
*/
u32_t result_temp[39];
LWIP_UNUSED_ARG(value_len);
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(result_temp));
/* iterate over all possible OIDs to find the next one */
pcb = udp_pcbs;
while (pcb != NULL) {
u32_t test_oid[LWIP_ARRAYSIZE(result_temp)];
u8_t idx = 0;
/* udpEndpointLocalAddressType + udpEndpointLocalAddress + udpEndpointLocalPort */
idx += snmp_ip_port_to_oid(&pcb->local_ip, pcb->local_port, &test_oid[idx]);
/* udpEndpointRemoteAddressType + udpEndpointRemoteAddress + udpEndpointRemotePort */
idx += snmp_ip_port_to_oid(&pcb->remote_ip, pcb->remote_port, &test_oid[idx]);
test_oid[idx] = 0; /* udpEndpointInstance */
idx++;
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, idx, NULL);
pcb = pcb->next;
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* fill in object properties */
return udp_endpointTable_get_cell_value_core(column, value);
} else {
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* --- udpTable --- */
#if LWIP_IPV4
/* list of allowed value ranges for incoming OID */
static const struct snmp_oid_range udp_Table_oid_ranges[] = {
{ 0, 0xff }, /* IP A */
{ 0, 0xff }, /* IP B */
{ 0, 0xff }, /* IP C */
{ 0, 0xff }, /* IP D */
{ 1, 0xffff } /* Port */
};
static snmp_err_t
udp_Table_get_cell_value_core(struct udp_pcb *pcb, const u32_t *column, union snmp_variant_value *value, u32_t *value_len)
{
LWIP_UNUSED_ARG(value_len);
switch (*column) {
case 1: /* udpLocalAddress */
/* set reference to PCB local IP and return a generic node that copies IP4 addresses */
value->u32 = ip_2_ip4(&pcb->local_ip)->addr;
break;
case 2: /* udpLocalPort */
/* set reference to PCB local port and return a generic node that copies u16_t values */
value->u32 = pcb->local_port;
break;
default:
return SNMP_ERR_NOSUCHINSTANCE;
}
return SNMP_ERR_NOERROR;
}
static snmp_err_t
udp_Table_get_cell_value(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, union snmp_variant_value *value, u32_t *value_len)
{
ip4_addr_t ip;
u16_t port;
struct udp_pcb *pcb;
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(row_oid, row_oid_len, udp_Table_oid_ranges, LWIP_ARRAYSIZE(udp_Table_oid_ranges))) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* get IP and port from incoming OID */
snmp_oid_to_ip4(&row_oid[0], &ip); /* we know it succeeds because of oid_in_range check above */
port = (u16_t)row_oid[4];
/* find udp_pcb with requested ip and port*/
pcb = udp_pcbs;
while (pcb != NULL) {
if (IP_IS_V4_VAL(pcb->local_ip)) {
if (ip4_addr_cmp(&ip, ip_2_ip4(&pcb->local_ip)) && (port == pcb->local_port)) {
/* fill in object properties */
return udp_Table_get_cell_value_core(pcb, column, value, value_len);
}
}
pcb = pcb->next;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
udp_Table_get_next_cell_instance_and_value(const u32_t *column, struct snmp_obj_id *row_oid, union snmp_variant_value *value, u32_t *value_len)
{
struct udp_pcb *pcb;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(udp_Table_oid_ranges)];
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(udp_Table_oid_ranges));
/* iterate over all possible OIDs to find the next one */
pcb = udp_pcbs;
while (pcb != NULL) {
u32_t test_oid[LWIP_ARRAYSIZE(udp_Table_oid_ranges)];
if (IP_IS_V4_VAL(pcb->local_ip)) {
snmp_ip4_to_oid(ip_2_ip4(&pcb->local_ip), &test_oid[0]);
test_oid[4] = pcb->local_port;
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(udp_Table_oid_ranges), pcb);
}
pcb = pcb->next;
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* fill in object properties */
return udp_Table_get_cell_value_core((struct udp_pcb *)state.reference, column, value, value_len);
} else {
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
}
#endif /* LWIP_IPV4 */
static const struct snmp_scalar_node udp_inDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(1, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_noPorts = SNMP_SCALAR_CREATE_NODE_READONLY(2, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_inErrors = SNMP_SCALAR_CREATE_NODE_READONLY(3, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_outDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(4, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
#if LWIP_HAVE_INT64
static const struct snmp_scalar_node udp_HCInDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(8, SNMP_ASN1_TYPE_COUNTER64, udp_get_value);
static const struct snmp_scalar_node udp_HCOutDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(9, SNMP_ASN1_TYPE_COUNTER64, udp_get_value);
#endif
#if LWIP_IPV4
static const struct snmp_table_simple_col_def udp_Table_columns[] = {
{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* udpLocalAddress */
{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* udpLocalPort */
};
static const struct snmp_table_simple_node udp_Table = SNMP_TABLE_CREATE_SIMPLE(5, udp_Table_columns, udp_Table_get_cell_value, udp_Table_get_next_cell_instance_and_value);
#endif /* LWIP_IPV4 */
static const struct snmp_table_simple_col_def udp_endpointTable_columns[] = {
/* all items except udpEndpointProcess are declared as not-accessible */
{ 8, SNMP_ASN1_TYPE_UNSIGNED32, SNMP_VARIANT_VALUE_TYPE_U32 } /* udpEndpointProcess */
};
static const struct snmp_table_simple_node udp_endpointTable = SNMP_TABLE_CREATE_SIMPLE(7, udp_endpointTable_columns, udp_endpointTable_get_cell_value, udp_endpointTable_get_next_cell_instance_and_value);
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
CREATE_LWIP_SYNC_NODE(1, udp_inDatagrams)
CREATE_LWIP_SYNC_NODE(2, udp_noPorts)
CREATE_LWIP_SYNC_NODE(3, udp_inErrors)
CREATE_LWIP_SYNC_NODE(4, udp_outDatagrams)
#if LWIP_IPV4
CREATE_LWIP_SYNC_NODE(5, udp_Table)
#endif /* LWIP_IPV4 */
CREATE_LWIP_SYNC_NODE(7, udp_endpointTable)
#if LWIP_HAVE_INT64
CREATE_LWIP_SYNC_NODE(8, udp_HCInDatagrams)
CREATE_LWIP_SYNC_NODE(9, udp_HCOutDatagrams)
#endif
static const struct snmp_node *const udp_nodes[] = {
&SYNC_NODE_NAME(udp_inDatagrams).node.node,
&SYNC_NODE_NAME(udp_noPorts).node.node,
&SYNC_NODE_NAME(udp_inErrors).node.node,
&SYNC_NODE_NAME(udp_outDatagrams).node.node,
#if LWIP_IPV4
&SYNC_NODE_NAME(udp_Table).node.node,
#endif /* LWIP_IPV4 */
&SYNC_NODE_NAME(udp_endpointTable).node.node
#if LWIP_HAVE_INT64
,
&SYNC_NODE_NAME(udp_HCInDatagrams).node.node,
&SYNC_NODE_NAME(udp_HCOutDatagrams).node.node
#endif
};
const struct snmp_tree_node snmp_mib2_udp_root = SNMP_CREATE_TREE_NODE(7, udp_nodes);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_UDP */
/**
* @file
* Management Information Base II (RFC1213) UDP objects and functions.
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
* Christiaan Simons <christiaan.simons@axon.tv>
*/
#include "lwip/snmp.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_mib2.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/udp.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_UDP
#if SNMP_USE_NETCONN
#define SYNC_NODE_NAME(node_name) node_name ## _synced
#define CREATE_LWIP_SYNC_NODE(oid, node_name) \
static const struct snmp_threadsync_node node_name ## _synced = SNMP_CREATE_THREAD_SYNC_NODE(oid, &node_name.node, &snmp_mib2_lwip_locks);
#else
#define SYNC_NODE_NAME(node_name) node_name
#define CREATE_LWIP_SYNC_NODE(oid, node_name)
#endif
/* --- udp .1.3.6.1.2.1.7 ----------------------------------------------------- */
static s16_t
udp_get_value(struct snmp_node_instance *instance, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (instance->node->oid) {
case 1: /* udpInDatagrams */
*uint_ptr = STATS_GET(mib2.udpindatagrams);
return sizeof(*uint_ptr);
case 2: /* udpNoPorts */
*uint_ptr = STATS_GET(mib2.udpnoports);
return sizeof(*uint_ptr);
case 3: /* udpInErrors */
*uint_ptr = STATS_GET(mib2.udpinerrors);
return sizeof(*uint_ptr);
case 4: /* udpOutDatagrams */
*uint_ptr = STATS_GET(mib2.udpoutdatagrams);
return sizeof(*uint_ptr);
#if LWIP_HAVE_INT64
case 8: { /* udpHCInDatagrams */
/* use the 32 bit counter for now... */
u64_t val64 = STATS_GET(mib2.udpindatagrams);
*((u64_t *)value) = val64;
}
return sizeof(u64_t);
case 9: { /* udpHCOutDatagrams */
/* use the 32 bit counter for now... */
u64_t val64 = STATS_GET(mib2.udpoutdatagrams);
*((u64_t *)value) = val64;
}
return sizeof(u64_t);
#endif
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("udp_get_value(): unknown id: %"S32_F"\n", instance->node->oid));
break;
}
return 0;
}
/* --- udpEndpointTable --- */
static snmp_err_t
udp_endpointTable_get_cell_value_core(const u32_t *column, union snmp_variant_value *value)
{
/* all items except udpEndpointProcess are declared as not-accessible */
switch (*column) {
case 8: /* udpEndpointProcess */
value->u32 = 0; /* not supported */
break;
default:
return SNMP_ERR_NOSUCHINSTANCE;
}
return SNMP_ERR_NOERROR;
}
static snmp_err_t
udp_endpointTable_get_cell_value(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, union snmp_variant_value *value, u32_t *value_len)
{
ip_addr_t local_ip, remote_ip;
u16_t local_port, remote_port;
struct udp_pcb *pcb;
u8_t idx = 0;
LWIP_UNUSED_ARG(value_len);
/* udpEndpointLocalAddressType + udpEndpointLocalAddress + udpEndpointLocalPort */
idx += snmp_oid_to_ip_port(&row_oid[idx], row_oid_len - idx, &local_ip, &local_port);
if (idx == 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* udpEndpointRemoteAddressType + udpEndpointRemoteAddress + udpEndpointRemotePort */
idx += snmp_oid_to_ip_port(&row_oid[idx], row_oid_len - idx, &remote_ip, &remote_port);
if (idx == 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* udpEndpointInstance */
if (row_oid_len < (idx + 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (row_oid[idx] != 0) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* find udp_pcb with requested ip and port*/
pcb = udp_pcbs;
while (pcb != NULL) {
if (ip_addr_cmp(&local_ip, &pcb->local_ip) &&
(local_port == pcb->local_port) &&
ip_addr_cmp(&remote_ip, &pcb->remote_ip) &&
(remote_port == pcb->remote_port)) {
/* fill in object properties */
return udp_endpointTable_get_cell_value_core(column, value);
}
pcb = pcb->next;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
udp_endpointTable_get_next_cell_instance_and_value(const u32_t *column, struct snmp_obj_id *row_oid, union snmp_variant_value *value, u32_t *value_len)
{
struct udp_pcb *pcb;
struct snmp_next_oid_state state;
/* 1x udpEndpointLocalAddressType + 1x OID len + 16x udpEndpointLocalAddress + 1x udpEndpointLocalPort +
* 1x udpEndpointRemoteAddressType + 1x OID len + 16x udpEndpointRemoteAddress + 1x udpEndpointRemotePort +
* 1x udpEndpointInstance = 39
*/
u32_t result_temp[39];
LWIP_UNUSED_ARG(value_len);
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(result_temp));
/* iterate over all possible OIDs to find the next one */
pcb = udp_pcbs;
while (pcb != NULL) {
u32_t test_oid[LWIP_ARRAYSIZE(result_temp)];
u8_t idx = 0;
/* udpEndpointLocalAddressType + udpEndpointLocalAddress + udpEndpointLocalPort */
idx += snmp_ip_port_to_oid(&pcb->local_ip, pcb->local_port, &test_oid[idx]);
/* udpEndpointRemoteAddressType + udpEndpointRemoteAddress + udpEndpointRemotePort */
idx += snmp_ip_port_to_oid(&pcb->remote_ip, pcb->remote_port, &test_oid[idx]);
test_oid[idx] = 0; /* udpEndpointInstance */
idx++;
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, idx, NULL);
pcb = pcb->next;
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* fill in object properties */
return udp_endpointTable_get_cell_value_core(column, value);
} else {
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* --- udpTable --- */
#if LWIP_IPV4
/* list of allowed value ranges for incoming OID */
static const struct snmp_oid_range udp_Table_oid_ranges[] = {
{ 0, 0xff }, /* IP A */
{ 0, 0xff }, /* IP B */
{ 0, 0xff }, /* IP C */
{ 0, 0xff }, /* IP D */
{ 1, 0xffff } /* Port */
};
static snmp_err_t
udp_Table_get_cell_value_core(struct udp_pcb *pcb, const u32_t *column, union snmp_variant_value *value, u32_t *value_len)
{
LWIP_UNUSED_ARG(value_len);
switch (*column) {
case 1: /* udpLocalAddress */
/* set reference to PCB local IP and return a generic node that copies IP4 addresses */
value->u32 = ip_2_ip4(&pcb->local_ip)->addr;
break;
case 2: /* udpLocalPort */
/* set reference to PCB local port and return a generic node that copies u16_t values */
value->u32 = pcb->local_port;
break;
default:
return SNMP_ERR_NOSUCHINSTANCE;
}
return SNMP_ERR_NOERROR;
}
static snmp_err_t
udp_Table_get_cell_value(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, union snmp_variant_value *value, u32_t *value_len)
{
ip4_addr_t ip;
u16_t port;
struct udp_pcb *pcb;
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(row_oid, row_oid_len, udp_Table_oid_ranges, LWIP_ARRAYSIZE(udp_Table_oid_ranges))) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* get IP and port from incoming OID */
snmp_oid_to_ip4(&row_oid[0], &ip); /* we know it succeeds because of oid_in_range check above */
port = (u16_t)row_oid[4];
/* find udp_pcb with requested ip and port*/
pcb = udp_pcbs;
while (pcb != NULL) {
if (IP_IS_V4_VAL(pcb->local_ip)) {
if (ip4_addr_cmp(&ip, ip_2_ip4(&pcb->local_ip)) && (port == pcb->local_port)) {
/* fill in object properties */
return udp_Table_get_cell_value_core(pcb, column, value, value_len);
}
}
pcb = pcb->next;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static snmp_err_t
udp_Table_get_next_cell_instance_and_value(const u32_t *column, struct snmp_obj_id *row_oid, union snmp_variant_value *value, u32_t *value_len)
{
struct udp_pcb *pcb;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(udp_Table_oid_ranges)];
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(udp_Table_oid_ranges));
/* iterate over all possible OIDs to find the next one */
pcb = udp_pcbs;
while (pcb != NULL) {
u32_t test_oid[LWIP_ARRAYSIZE(udp_Table_oid_ranges)];
if (IP_IS_V4_VAL(pcb->local_ip)) {
snmp_ip4_to_oid(ip_2_ip4(&pcb->local_ip), &test_oid[0]);
test_oid[4] = pcb->local_port;
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, LWIP_ARRAYSIZE(udp_Table_oid_ranges), pcb);
}
pcb = pcb->next;
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* fill in object properties */
return udp_Table_get_cell_value_core((struct udp_pcb *)state.reference, column, value, value_len);
} else {
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
}
#endif /* LWIP_IPV4 */
static const struct snmp_scalar_node udp_inDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(1, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_noPorts = SNMP_SCALAR_CREATE_NODE_READONLY(2, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_inErrors = SNMP_SCALAR_CREATE_NODE_READONLY(3, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
static const struct snmp_scalar_node udp_outDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(4, SNMP_ASN1_TYPE_COUNTER, udp_get_value);
#if LWIP_HAVE_INT64
static const struct snmp_scalar_node udp_HCInDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(8, SNMP_ASN1_TYPE_COUNTER64, udp_get_value);
static const struct snmp_scalar_node udp_HCOutDatagrams = SNMP_SCALAR_CREATE_NODE_READONLY(9, SNMP_ASN1_TYPE_COUNTER64, udp_get_value);
#endif
#if LWIP_IPV4
static const struct snmp_table_simple_col_def udp_Table_columns[] = {
{ 1, SNMP_ASN1_TYPE_IPADDR, SNMP_VARIANT_VALUE_TYPE_U32 }, /* udpLocalAddress */
{ 2, SNMP_ASN1_TYPE_INTEGER, SNMP_VARIANT_VALUE_TYPE_U32 } /* udpLocalPort */
};
static const struct snmp_table_simple_node udp_Table = SNMP_TABLE_CREATE_SIMPLE(5, udp_Table_columns, udp_Table_get_cell_value, udp_Table_get_next_cell_instance_and_value);
#endif /* LWIP_IPV4 */
static const struct snmp_table_simple_col_def udp_endpointTable_columns[] = {
/* all items except udpEndpointProcess are declared as not-accessible */
{ 8, SNMP_ASN1_TYPE_UNSIGNED32, SNMP_VARIANT_VALUE_TYPE_U32 } /* udpEndpointProcess */
};
static const struct snmp_table_simple_node udp_endpointTable = SNMP_TABLE_CREATE_SIMPLE(7, udp_endpointTable_columns, udp_endpointTable_get_cell_value, udp_endpointTable_get_next_cell_instance_and_value);
/* the following nodes access variables in LWIP stack from SNMP worker thread and must therefore be synced to LWIP (TCPIP) thread */
CREATE_LWIP_SYNC_NODE(1, udp_inDatagrams)
CREATE_LWIP_SYNC_NODE(2, udp_noPorts)
CREATE_LWIP_SYNC_NODE(3, udp_inErrors)
CREATE_LWIP_SYNC_NODE(4, udp_outDatagrams)
#if LWIP_IPV4
CREATE_LWIP_SYNC_NODE(5, udp_Table)
#endif /* LWIP_IPV4 */
CREATE_LWIP_SYNC_NODE(7, udp_endpointTable)
#if LWIP_HAVE_INT64
CREATE_LWIP_SYNC_NODE(8, udp_HCInDatagrams)
CREATE_LWIP_SYNC_NODE(9, udp_HCOutDatagrams)
#endif
static const struct snmp_node *const udp_nodes[] = {
&SYNC_NODE_NAME(udp_inDatagrams).node.node,
&SYNC_NODE_NAME(udp_noPorts).node.node,
&SYNC_NODE_NAME(udp_inErrors).node.node,
&SYNC_NODE_NAME(udp_outDatagrams).node.node,
#if LWIP_IPV4
&SYNC_NODE_NAME(udp_Table).node.node,
#endif /* LWIP_IPV4 */
&SYNC_NODE_NAME(udp_endpointTable).node.node
#if LWIP_HAVE_INT64
,
&SYNC_NODE_NAME(udp_HCInDatagrams).node.node,
&SYNC_NODE_NAME(udp_HCOutDatagrams).node.node
#endif
};
const struct snmp_tree_node snmp_mib2_udp_root = SNMP_CREATE_TREE_NODE(7, udp_nodes);
#endif /* LWIP_SNMP && SNMP_LWIP_MIB2 && LWIP_UDP */

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@ -1,185 +1,185 @@
/**
* @file
* SNMP Agent message handling structures (internal API, do not use in client code).
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Christiaan Simons <christiaan.simons@axon.tv>
* Martin Hentschel <info@cl-soft.de>
* Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_MSG_H
#define LWIP_HDR_APPS_SNMP_MSG_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "snmp_pbuf_stream.h"
#include "lwip/ip_addr.h"
#include "lwip/err.h"
#if LWIP_SNMP_V3
#include "snmpv3_priv.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* version defines used in PDU */
#define SNMP_VERSION_1 0
#define SNMP_VERSION_2c 1
#define SNMP_VERSION_3 3
struct snmp_varbind_enumerator {
struct snmp_pbuf_stream pbuf_stream;
u16_t varbind_count;
};
typedef enum {
SNMP_VB_ENUMERATOR_ERR_OK = 0,
SNMP_VB_ENUMERATOR_ERR_EOVB = 1,
SNMP_VB_ENUMERATOR_ERR_ASN1ERROR = 2,
SNMP_VB_ENUMERATOR_ERR_INVALIDLENGTH = 3
} snmp_vb_enumerator_err_t;
void snmp_vb_enumerator_init(struct snmp_varbind_enumerator *enumerator, struct pbuf *p, u16_t offset, u16_t length);
snmp_vb_enumerator_err_t snmp_vb_enumerator_get_next(struct snmp_varbind_enumerator *enumerator, struct snmp_varbind *varbind);
struct snmp_request {
/* Communication handle */
void *handle;
/* source IP address */
const ip_addr_t *source_ip;
/* source UDP port */
u16_t source_port;
/* incoming snmp version */
u8_t version;
/* community name (zero terminated) */
u8_t community[SNMP_MAX_COMMUNITY_STR_LEN + 1];
/* community string length (exclusive zero term) */
u16_t community_strlen;
/* request type */
u8_t request_type;
/* request ID */
s32_t request_id;
/* error status */
s32_t error_status;
/* error index */
s32_t error_index;
/* non-repeaters (getBulkRequest (SNMPv2c)) */
s32_t non_repeaters;
/* max-repetitions (getBulkRequest (SNMPv2c)) */
s32_t max_repetitions;
/* Usually response-pdu (2). When snmpv3 errors are detected report-pdu(8) */
u8_t request_out_type;
#if LWIP_SNMP_V3
s32_t msg_id;
s32_t msg_max_size;
u8_t msg_flags;
s32_t msg_security_model;
u8_t msg_authoritative_engine_id[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t msg_authoritative_engine_id_len;
s32_t msg_authoritative_engine_boots;
s32_t msg_authoritative_engine_time;
u8_t msg_user_name[SNMP_V3_MAX_USER_LENGTH];
u8_t msg_user_name_len;
u8_t msg_authentication_parameters[SNMP_V3_MAX_AUTH_PARAM_LENGTH];
u8_t msg_authentication_parameters_len;
u8_t msg_privacy_parameters[SNMP_V3_MAX_PRIV_PARAM_LENGTH];
u8_t msg_privacy_parameters_len;
u8_t context_engine_id[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t context_engine_id_len;
u8_t context_name[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t context_name_len;
#endif
struct pbuf *inbound_pbuf;
struct snmp_varbind_enumerator inbound_varbind_enumerator;
u16_t inbound_varbind_offset;
u16_t inbound_varbind_len;
u16_t inbound_padding_len;
struct pbuf *outbound_pbuf;
struct snmp_pbuf_stream outbound_pbuf_stream;
u16_t outbound_pdu_offset;
u16_t outbound_error_status_offset;
u16_t outbound_error_index_offset;
u16_t outbound_varbind_offset;
#if LWIP_SNMP_V3
u16_t outbound_msg_global_data_offset;
u16_t outbound_msg_global_data_end;
u16_t outbound_msg_security_parameters_str_offset;
u16_t outbound_msg_security_parameters_seq_offset;
u16_t outbound_msg_security_parameters_end;
u16_t outbound_msg_authentication_parameters_offset;
u16_t outbound_scoped_pdu_seq_offset;
u16_t outbound_scoped_pdu_string_offset;
#endif
u8_t value_buffer[SNMP_MAX_VALUE_SIZE];
};
/** A helper struct keeping length information about varbinds */
struct snmp_varbind_len {
u8_t vb_len_len;
u16_t vb_value_len;
u8_t oid_len_len;
u16_t oid_value_len;
u8_t value_len_len;
u16_t value_value_len;
};
/** Agent community string */
extern const char *snmp_community;
/** Agent community string for write access */
extern const char *snmp_community_write;
/** handle for sending traps */
extern void *snmp_traps_handle;
void snmp_receive(void *handle, struct pbuf *p, const ip_addr_t *source_ip, u16_t port);
err_t snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port);
u8_t snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result);
err_t snmp_varbind_length(struct snmp_varbind *varbind, struct snmp_varbind_len *len);
err_t snmp_append_outbound_varbind(struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbind);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_MSG_H */
/**
* @file
* SNMP Agent message handling structures (internal API, do not use in client code).
*/
/*
* Copyright (c) 2006 Axon Digital Design B.V., The Netherlands.
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Christiaan Simons <christiaan.simons@axon.tv>
* Martin Hentschel <info@cl-soft.de>
* Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_MSG_H
#define LWIP_HDR_APPS_SNMP_MSG_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "snmp_pbuf_stream.h"
#include "lwip/ip_addr.h"
#include "lwip/err.h"
#if LWIP_SNMP_V3
#include "snmpv3_priv.h"
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* version defines used in PDU */
#define SNMP_VERSION_1 0
#define SNMP_VERSION_2c 1
#define SNMP_VERSION_3 3
struct snmp_varbind_enumerator {
struct snmp_pbuf_stream pbuf_stream;
u16_t varbind_count;
};
typedef enum {
SNMP_VB_ENUMERATOR_ERR_OK = 0,
SNMP_VB_ENUMERATOR_ERR_EOVB = 1,
SNMP_VB_ENUMERATOR_ERR_ASN1ERROR = 2,
SNMP_VB_ENUMERATOR_ERR_INVALIDLENGTH = 3
} snmp_vb_enumerator_err_t;
void snmp_vb_enumerator_init(struct snmp_varbind_enumerator *enumerator, struct pbuf *p, u16_t offset, u16_t length);
snmp_vb_enumerator_err_t snmp_vb_enumerator_get_next(struct snmp_varbind_enumerator *enumerator, struct snmp_varbind *varbind);
struct snmp_request {
/* Communication handle */
void *handle;
/* source IP address */
const ip_addr_t *source_ip;
/* source UDP port */
u16_t source_port;
/* incoming snmp version */
u8_t version;
/* community name (zero terminated) */
u8_t community[SNMP_MAX_COMMUNITY_STR_LEN + 1];
/* community string length (exclusive zero term) */
u16_t community_strlen;
/* request type */
u8_t request_type;
/* request ID */
s32_t request_id;
/* error status */
s32_t error_status;
/* error index */
s32_t error_index;
/* non-repeaters (getBulkRequest (SNMPv2c)) */
s32_t non_repeaters;
/* max-repetitions (getBulkRequest (SNMPv2c)) */
s32_t max_repetitions;
/* Usually response-pdu (2). When snmpv3 errors are detected report-pdu(8) */
u8_t request_out_type;
#if LWIP_SNMP_V3
s32_t msg_id;
s32_t msg_max_size;
u8_t msg_flags;
s32_t msg_security_model;
u8_t msg_authoritative_engine_id[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t msg_authoritative_engine_id_len;
s32_t msg_authoritative_engine_boots;
s32_t msg_authoritative_engine_time;
u8_t msg_user_name[SNMP_V3_MAX_USER_LENGTH];
u8_t msg_user_name_len;
u8_t msg_authentication_parameters[SNMP_V3_MAX_AUTH_PARAM_LENGTH];
u8_t msg_authentication_parameters_len;
u8_t msg_privacy_parameters[SNMP_V3_MAX_PRIV_PARAM_LENGTH];
u8_t msg_privacy_parameters_len;
u8_t context_engine_id[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t context_engine_id_len;
u8_t context_name[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t context_name_len;
#endif
struct pbuf *inbound_pbuf;
struct snmp_varbind_enumerator inbound_varbind_enumerator;
u16_t inbound_varbind_offset;
u16_t inbound_varbind_len;
u16_t inbound_padding_len;
struct pbuf *outbound_pbuf;
struct snmp_pbuf_stream outbound_pbuf_stream;
u16_t outbound_pdu_offset;
u16_t outbound_error_status_offset;
u16_t outbound_error_index_offset;
u16_t outbound_varbind_offset;
#if LWIP_SNMP_V3
u16_t outbound_msg_global_data_offset;
u16_t outbound_msg_global_data_end;
u16_t outbound_msg_security_parameters_str_offset;
u16_t outbound_msg_security_parameters_seq_offset;
u16_t outbound_msg_security_parameters_end;
u16_t outbound_msg_authentication_parameters_offset;
u16_t outbound_scoped_pdu_seq_offset;
u16_t outbound_scoped_pdu_string_offset;
#endif
u8_t value_buffer[SNMP_MAX_VALUE_SIZE];
};
/** A helper struct keeping length information about varbinds */
struct snmp_varbind_len {
u8_t vb_len_len;
u16_t vb_value_len;
u8_t oid_len_len;
u16_t oid_value_len;
u8_t value_len_len;
u16_t value_value_len;
};
/** Agent community string */
extern const char *snmp_community;
/** Agent community string for write access */
extern const char *snmp_community_write;
/** handle for sending traps */
extern void *snmp_traps_handle;
void snmp_receive(void *handle, struct pbuf *p, const ip_addr_t *source_ip, u16_t port);
err_t snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port);
u8_t snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result);
err_t snmp_varbind_length(struct snmp_varbind *varbind, struct snmp_varbind_len *len);
err_t snmp_append_outbound_varbind(struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbind);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_MSG_H */

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@ -1,123 +1,123 @@
/**
* @file
* SNMP netconn frontend.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && SNMP_USE_NETCONN
#include <string.h>
#include "lwip/api.h"
#include "lwip/ip.h"
#include "lwip/udp.h"
#include "snmp_msg.h"
#include "lwip/sys.h"
#include "lwip/prot/iana.h"
/** SNMP netconn API worker thread */
static void
snmp_netconn_thread(void *arg)
{
struct netconn *conn;
struct netbuf *buf;
err_t err;
LWIP_UNUSED_ARG(arg);
/* Bind to SNMP port with default IP address */
#if LWIP_IPV6
conn = netconn_new(NETCONN_UDP_IPV6);
netconn_bind(conn, IP6_ADDR_ANY, LWIP_IANA_PORT_SNMP);
#else /* LWIP_IPV6 */
conn = netconn_new(NETCONN_UDP);
netconn_bind(conn, IP4_ADDR_ANY, LWIP_IANA_PORT_SNMP);
#endif /* LWIP_IPV6 */
LWIP_ERROR("snmp_netconn: invalid conn", (conn != NULL), return;);
snmp_traps_handle = conn;
do {
err = netconn_recv(conn, &buf);
if (err == ERR_OK) {
snmp_receive(conn, buf->p, &buf->addr, buf->port);
}
if (buf != NULL) {
netbuf_delete(buf);
}
} while (1);
}
err_t
snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port)
{
err_t result;
struct netbuf buf;
memset(&buf, 0, sizeof(buf));
buf.p = p;
result = netconn_sendto((struct netconn *)handle, &buf, dst, port);
return result;
}
u8_t
snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result)
{
struct netconn *conn = (struct netconn *)handle;
struct netif *dst_if;
const ip_addr_t *dst_ip;
LWIP_UNUSED_ARG(conn); /* unused in case of IPV4 only configuration */
ip_route_get_local_ip(&conn->pcb.udp->local_ip, dst, dst_if, dst_ip);
if ((dst_if != NULL) && (dst_ip != NULL)) {
ip_addr_copy(*result, *dst_ip);
return 1;
} else {
return 0;
}
}
/**
* Starts SNMP Agent.
*/
void
snmp_init(void)
{
LWIP_ASSERT_CORE_LOCKED();
sys_thread_new("snmp_netconn", snmp_netconn_thread, NULL, SNMP_STACK_SIZE, SNMP_THREAD_PRIO);
}
#endif /* LWIP_SNMP && SNMP_USE_NETCONN */
/**
* @file
* SNMP netconn frontend.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && SNMP_USE_NETCONN
#include <string.h>
#include "lwip/api.h"
#include "lwip/ip.h"
#include "lwip/udp.h"
#include "snmp_msg.h"
#include "lwip/sys.h"
#include "lwip/prot/iana.h"
/** SNMP netconn API worker thread */
static void
snmp_netconn_thread(void *arg)
{
struct netconn *conn;
struct netbuf *buf;
err_t err;
LWIP_UNUSED_ARG(arg);
/* Bind to SNMP port with default IP address */
#if LWIP_IPV6
conn = netconn_new(NETCONN_UDP_IPV6);
netconn_bind(conn, IP6_ADDR_ANY, LWIP_IANA_PORT_SNMP);
#else /* LWIP_IPV6 */
conn = netconn_new(NETCONN_UDP);
netconn_bind(conn, IP4_ADDR_ANY, LWIP_IANA_PORT_SNMP);
#endif /* LWIP_IPV6 */
LWIP_ERROR("snmp_netconn: invalid conn", (conn != NULL), return;);
snmp_traps_handle = conn;
do {
err = netconn_recv(conn, &buf);
if (err == ERR_OK) {
snmp_receive(conn, buf->p, &buf->addr, buf->port);
}
if (buf != NULL) {
netbuf_delete(buf);
}
} while (1);
}
err_t
snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port)
{
err_t result;
struct netbuf buf;
memset(&buf, 0, sizeof(buf));
buf.p = p;
result = netconn_sendto((struct netconn *)handle, &buf, dst, port);
return result;
}
u8_t
snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result)
{
struct netconn *conn = (struct netconn *)handle;
struct netif *dst_if;
const ip_addr_t *dst_ip;
LWIP_UNUSED_ARG(conn); /* unused in case of IPV4 only configuration */
ip_route_get_local_ip(&conn->pcb.udp->local_ip, dst, dst_if, dst_ip);
if ((dst_if != NULL) && (dst_ip != NULL)) {
ip_addr_copy(*result, *dst_ip);
return 1;
} else {
return 0;
}
}
/**
* Starts SNMP Agent.
*/
void
snmp_init(void)
{
LWIP_ASSERT_CORE_LOCKED();
sys_thread_new("snmp_netconn", snmp_netconn_thread, NULL, SNMP_STACK_SIZE, SNMP_THREAD_PRIO);
}
#endif /* LWIP_SNMP && SNMP_USE_NETCONN */

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/**
* @file
* SNMP pbuf stream wrapper implementation (internal API, do not use in client code).
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "snmp_pbuf_stream.h"
#include "lwip/def.h"
#include <string.h>
err_t
snmp_pbuf_stream_init(struct snmp_pbuf_stream *pbuf_stream, struct pbuf *p, u16_t offset, u16_t length)
{
pbuf_stream->offset = offset;
pbuf_stream->length = length;
pbuf_stream->pbuf = p;
return ERR_OK;
}
err_t
snmp_pbuf_stream_read(struct snmp_pbuf_stream *pbuf_stream, u8_t *data)
{
if (pbuf_stream->length == 0) {
return ERR_BUF;
}
if (pbuf_copy_partial(pbuf_stream->pbuf, data, 1, pbuf_stream->offset) == 0) {
return ERR_BUF;
}
pbuf_stream->offset++;
pbuf_stream->length--;
return ERR_OK;
}
err_t
snmp_pbuf_stream_write(struct snmp_pbuf_stream *pbuf_stream, u8_t data)
{
return snmp_pbuf_stream_writebuf(pbuf_stream, &data, 1);
}
err_t
snmp_pbuf_stream_writebuf(struct snmp_pbuf_stream *pbuf_stream, const void *buf, u16_t buf_len)
{
if (pbuf_stream->length < buf_len) {
return ERR_BUF;
}
if (pbuf_take_at(pbuf_stream->pbuf, buf, buf_len, pbuf_stream->offset) != ERR_OK) {
return ERR_BUF;
}
pbuf_stream->offset += buf_len;
pbuf_stream->length -= buf_len;
return ERR_OK;
}
err_t
snmp_pbuf_stream_writeto(struct snmp_pbuf_stream *pbuf_stream, struct snmp_pbuf_stream *target_pbuf_stream, u16_t len)
{
if ((pbuf_stream == NULL) || (target_pbuf_stream == NULL)) {
return ERR_ARG;
}
if ((len > pbuf_stream->length) || (len > target_pbuf_stream->length)) {
return ERR_ARG;
}
if (len == 0) {
len = LWIP_MIN(pbuf_stream->length, target_pbuf_stream->length);
}
while (len > 0) {
u16_t chunk_len;
err_t err;
u16_t target_offset;
struct pbuf *pbuf = pbuf_skip(pbuf_stream->pbuf, pbuf_stream->offset, &target_offset);
if ((pbuf == NULL) || (pbuf->len == 0)) {
return ERR_BUF;
}
chunk_len = LWIP_MIN(len, pbuf->len);
err = snmp_pbuf_stream_writebuf(target_pbuf_stream, &((u8_t *)pbuf->payload)[target_offset], chunk_len);
if (err != ERR_OK) {
return err;
}
pbuf_stream->offset += chunk_len;
pbuf_stream->length -= chunk_len;
len -= chunk_len;
}
return ERR_OK;
}
err_t
snmp_pbuf_stream_seek(struct snmp_pbuf_stream *pbuf_stream, s32_t offset)
{
if ((offset < 0) || (offset > pbuf_stream->length)) {
/* we cannot seek backwards or forward behind stream end */
return ERR_ARG;
}
pbuf_stream->offset += (u16_t)offset;
pbuf_stream->length -= (u16_t)offset;
return ERR_OK;
}
err_t
snmp_pbuf_stream_seek_abs(struct snmp_pbuf_stream *pbuf_stream, u32_t offset)
{
s32_t rel_offset = offset - pbuf_stream->offset;
return snmp_pbuf_stream_seek(pbuf_stream, rel_offset);
}
#endif /* LWIP_SNMP */
/**
* @file
* SNMP pbuf stream wrapper implementation (internal API, do not use in client code).
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "snmp_pbuf_stream.h"
#include "lwip/def.h"
#include <string.h>
err_t
snmp_pbuf_stream_init(struct snmp_pbuf_stream *pbuf_stream, struct pbuf *p, u16_t offset, u16_t length)
{
pbuf_stream->offset = offset;
pbuf_stream->length = length;
pbuf_stream->pbuf = p;
return ERR_OK;
}
err_t
snmp_pbuf_stream_read(struct snmp_pbuf_stream *pbuf_stream, u8_t *data)
{
if (pbuf_stream->length == 0) {
return ERR_BUF;
}
if (pbuf_copy_partial(pbuf_stream->pbuf, data, 1, pbuf_stream->offset) == 0) {
return ERR_BUF;
}
pbuf_stream->offset++;
pbuf_stream->length--;
return ERR_OK;
}
err_t
snmp_pbuf_stream_write(struct snmp_pbuf_stream *pbuf_stream, u8_t data)
{
return snmp_pbuf_stream_writebuf(pbuf_stream, &data, 1);
}
err_t
snmp_pbuf_stream_writebuf(struct snmp_pbuf_stream *pbuf_stream, const void *buf, u16_t buf_len)
{
if (pbuf_stream->length < buf_len) {
return ERR_BUF;
}
if (pbuf_take_at(pbuf_stream->pbuf, buf, buf_len, pbuf_stream->offset) != ERR_OK) {
return ERR_BUF;
}
pbuf_stream->offset += buf_len;
pbuf_stream->length -= buf_len;
return ERR_OK;
}
err_t
snmp_pbuf_stream_writeto(struct snmp_pbuf_stream *pbuf_stream, struct snmp_pbuf_stream *target_pbuf_stream, u16_t len)
{
if ((pbuf_stream == NULL) || (target_pbuf_stream == NULL)) {
return ERR_ARG;
}
if ((len > pbuf_stream->length) || (len > target_pbuf_stream->length)) {
return ERR_ARG;
}
if (len == 0) {
len = LWIP_MIN(pbuf_stream->length, target_pbuf_stream->length);
}
while (len > 0) {
u16_t chunk_len;
err_t err;
u16_t target_offset;
struct pbuf *pbuf = pbuf_skip(pbuf_stream->pbuf, pbuf_stream->offset, &target_offset);
if ((pbuf == NULL) || (pbuf->len == 0)) {
return ERR_BUF;
}
chunk_len = LWIP_MIN(len, pbuf->len);
err = snmp_pbuf_stream_writebuf(target_pbuf_stream, &((u8_t *)pbuf->payload)[target_offset], chunk_len);
if (err != ERR_OK) {
return err;
}
pbuf_stream->offset += chunk_len;
pbuf_stream->length -= chunk_len;
len -= chunk_len;
}
return ERR_OK;
}
err_t
snmp_pbuf_stream_seek(struct snmp_pbuf_stream *pbuf_stream, s32_t offset)
{
if ((offset < 0) || (offset > pbuf_stream->length)) {
/* we cannot seek backwards or forward behind stream end */
return ERR_ARG;
}
pbuf_stream->offset += (u16_t)offset;
pbuf_stream->length -= (u16_t)offset;
return ERR_OK;
}
err_t
snmp_pbuf_stream_seek_abs(struct snmp_pbuf_stream *pbuf_stream, u32_t offset)
{
s32_t rel_offset = offset - pbuf_stream->offset;
return snmp_pbuf_stream_seek(pbuf_stream, rel_offset);
}
#endif /* LWIP_SNMP */

144
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@ -1,72 +1,72 @@
/**
* @file
* SNMP pbuf stream wrapper (internal API, do not use in client code).
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#ifndef LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
#define LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/err.h"
#include "lwip/pbuf.h"
#ifdef __cplusplus
extern "C" {
#endif
struct snmp_pbuf_stream {
struct pbuf *pbuf;
u16_t offset;
u16_t length;
};
err_t snmp_pbuf_stream_init(struct snmp_pbuf_stream *pbuf_stream, struct pbuf *p, u16_t offset, u16_t length);
err_t snmp_pbuf_stream_read(struct snmp_pbuf_stream *pbuf_stream, u8_t *data);
err_t snmp_pbuf_stream_write(struct snmp_pbuf_stream *pbuf_stream, u8_t data);
err_t snmp_pbuf_stream_writebuf(struct snmp_pbuf_stream *pbuf_stream, const void *buf, u16_t buf_len);
err_t snmp_pbuf_stream_writeto(struct snmp_pbuf_stream *pbuf_stream, struct snmp_pbuf_stream *target_pbuf_stream, u16_t len);
err_t snmp_pbuf_stream_seek(struct snmp_pbuf_stream *pbuf_stream, s32_t offset);
err_t snmp_pbuf_stream_seek_abs(struct snmp_pbuf_stream *pbuf_stream, u32_t offset);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_PBUF_STREAM_H */
/**
* @file
* SNMP pbuf stream wrapper (internal API, do not use in client code).
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#ifndef LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
#define LWIP_HDR_APPS_SNMP_PBUF_STREAM_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP
#include "lwip/err.h"
#include "lwip/pbuf.h"
#ifdef __cplusplus
extern "C" {
#endif
struct snmp_pbuf_stream {
struct pbuf *pbuf;
u16_t offset;
u16_t length;
};
err_t snmp_pbuf_stream_init(struct snmp_pbuf_stream *pbuf_stream, struct pbuf *p, u16_t offset, u16_t length);
err_t snmp_pbuf_stream_read(struct snmp_pbuf_stream *pbuf_stream, u8_t *data);
err_t snmp_pbuf_stream_write(struct snmp_pbuf_stream *pbuf_stream, u8_t data);
err_t snmp_pbuf_stream_writebuf(struct snmp_pbuf_stream *pbuf_stream, const void *buf, u16_t buf_len);
err_t snmp_pbuf_stream_writeto(struct snmp_pbuf_stream *pbuf_stream, struct snmp_pbuf_stream *target_pbuf_stream, u16_t len);
err_t snmp_pbuf_stream_seek(struct snmp_pbuf_stream *pbuf_stream, s32_t offset);
err_t snmp_pbuf_stream_seek_abs(struct snmp_pbuf_stream *pbuf_stream, u32_t offset);
#ifdef __cplusplus
}
#endif
#endif /* LWIP_SNMP */
#endif /* LWIP_HDR_APPS_SNMP_PBUF_STREAM_H */

206
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_raw.c
View File

@ -1,103 +1,103 @@
/**
* @file
* SNMP RAW API frontend.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#include "lwip/ip_addr.h"
#if LWIP_SNMP && SNMP_USE_RAW
#include "lwip/udp.h"
#include "lwip/ip.h"
#include "lwip/prot/iana.h"
#include "snmp_msg.h"
/* lwIP UDP receive callback function */
static void
snmp_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
{
LWIP_UNUSED_ARG(arg);
snmp_receive(pcb, p, addr, port);
pbuf_free(p);
}
err_t
snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port)
{
return udp_sendto((struct udp_pcb *)handle, p, dst, port);
}
u8_t
snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result)
{
struct udp_pcb *udp_pcb = (struct udp_pcb *)handle;
struct netif *dst_if;
const ip_addr_t *dst_ip;
LWIP_UNUSED_ARG(udp_pcb); /* unused in case of IPV4 only configuration */
ip_route_get_local_ip(&udp_pcb->local_ip, dst, dst_if, dst_ip);
if ((dst_if != NULL) && (dst_ip != NULL)) {
ip_addr_copy(*result, *dst_ip);
return 1;
} else {
return 0;
}
}
/**
* @ingroup snmp_core
* Starts SNMP Agent.
* Allocates UDP pcb and binds it to IP_ANY_TYPE port 161.
*/
void
snmp_init(void)
{
err_t err;
struct udp_pcb *snmp_pcb = udp_new_ip_type(IPADDR_TYPE_ANY);
LWIP_ERROR("snmp_raw: no PCB", (snmp_pcb != NULL), return;);
LWIP_ASSERT_CORE_LOCKED();
snmp_traps_handle = snmp_pcb;
udp_recv(snmp_pcb, snmp_recv, NULL);
err = udp_bind(snmp_pcb, IP_ANY_TYPE, LWIP_IANA_PORT_SNMP);
LWIP_ERROR("snmp_raw: Unable to bind PCB", (err == ERR_OK), return;);
}
#endif /* LWIP_SNMP && SNMP_USE_RAW */
/**
* @file
* SNMP RAW API frontend.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#include "lwip/ip_addr.h"
#if LWIP_SNMP && SNMP_USE_RAW
#include "lwip/udp.h"
#include "lwip/ip.h"
#include "lwip/prot/iana.h"
#include "snmp_msg.h"
/* lwIP UDP receive callback function */
static void
snmp_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
{
LWIP_UNUSED_ARG(arg);
snmp_receive(pcb, p, addr, port);
pbuf_free(p);
}
err_t
snmp_sendto(void *handle, struct pbuf *p, const ip_addr_t *dst, u16_t port)
{
return udp_sendto((struct udp_pcb *)handle, p, dst, port);
}
u8_t
snmp_get_local_ip_for_dst(void *handle, const ip_addr_t *dst, ip_addr_t *result)
{
struct udp_pcb *udp_pcb = (struct udp_pcb *)handle;
struct netif *dst_if;
const ip_addr_t *dst_ip;
LWIP_UNUSED_ARG(udp_pcb); /* unused in case of IPV4 only configuration */
ip_route_get_local_ip(&udp_pcb->local_ip, dst, dst_if, dst_ip);
if ((dst_if != NULL) && (dst_ip != NULL)) {
ip_addr_copy(*result, *dst_ip);
return 1;
} else {
return 0;
}
}
/**
* @ingroup snmp_core
* Starts SNMP Agent.
* Allocates UDP pcb and binds it to IP_ANY_TYPE port 161.
*/
void
snmp_init(void)
{
err_t err;
struct udp_pcb *snmp_pcb = udp_new_ip_type(IPADDR_TYPE_ANY);
LWIP_ERROR("snmp_raw: no PCB", (snmp_pcb != NULL), return;);
LWIP_ASSERT_CORE_LOCKED();
snmp_traps_handle = snmp_pcb;
udp_recv(snmp_pcb, snmp_recv, NULL);
err = udp_bind(snmp_pcb, IP_ANY_TYPE, LWIP_IANA_PORT_SNMP);
LWIP_ERROR("snmp_raw: Unable to bind PCB", (err == ERR_OK), return;);
}
#endif /* LWIP_SNMP && SNMP_USE_RAW */

464
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@ -1,232 +1,232 @@
/**
* @file
* SNMP scalar node support implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_core.h"
static s16_t snmp_scalar_array_get_value(struct snmp_node_instance *instance, void *value);
static snmp_err_t snmp_scalar_array_set_test(struct snmp_node_instance *instance, u16_t value_len, void *value);
static snmp_err_t snmp_scalar_array_set_value(struct snmp_node_instance *instance, u16_t value_len, void *value);
snmp_err_t
snmp_scalar_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_scalar_node *scalar_node = (const struct snmp_scalar_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* scalar only has one dedicated instance: .0 */
if ((instance->instance_oid.len != 1) || (instance->instance_oid.id[0] != 0)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->access = scalar_node->access;
instance->asn1_type = scalar_node->asn1_type;
instance->get_value = scalar_node->get_value;
instance->set_test = scalar_node->set_test;
instance->set_value = scalar_node->set_value;
return SNMP_ERR_NOERROR;
}
snmp_err_t
snmp_scalar_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
/* because our only instance is .0 we can only return a next instance if no instance oid is passed */
if (instance->instance_oid.len == 0) {
instance->instance_oid.len = 1;
instance->instance_oid.id[0] = 0;
return snmp_scalar_get_instance(root_oid, root_oid_len, instance);
}
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_err_t
snmp_scalar_array_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
if ((instance->instance_oid.len == 2) && (instance->instance_oid.id[1] == 0)) {
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = array_node->array_nodes;
u32_t i = 0;
while (i < array_node->array_node_count) {
if (array_node_def->oid == instance->instance_oid.id[0]) {
break;
}
array_node_def++;
i++;
}
if (i < array_node->array_node_count) {
instance->access = array_node_def->access;
instance->asn1_type = array_node_def->asn1_type;
instance->get_value = snmp_scalar_array_get_value;
instance->set_test = snmp_scalar_array_set_test;
instance->set_value = snmp_scalar_array_set_value;
instance->reference.const_ptr = array_node_def;
return SNMP_ERR_NOERROR;
}
}
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_err_t
snmp_scalar_array_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = array_node->array_nodes;
const struct snmp_scalar_array_node_def *result = NULL;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
if ((instance->instance_oid.len == 0) && (array_node->array_node_count > 0)) {
/* return node with lowest OID */
u16_t i = 0;
result = array_node_def;
array_node_def++;
for (i = 1; i < array_node->array_node_count; i++) {
if (array_node_def->oid < result->oid) {
result = array_node_def;
}
array_node_def++;
}
} else if (instance->instance_oid.len >= 1) {
if (instance->instance_oid.len == 1) {
/* if we have the requested OID we return its instance, otherwise we search for the next available */
u16_t i = 0;
while (i < array_node->array_node_count) {
if (array_node_def->oid == instance->instance_oid.id[0]) {
result = array_node_def;
break;
}
array_node_def++;
i++;
}
}
if (result == NULL) {
u32_t oid_dist = 0xFFFFFFFFUL;
u16_t i = 0;
array_node_def = array_node->array_nodes; /* may be already at the end when if case before was executed without result -> reinitialize to start */
while (i < array_node->array_node_count) {
if ((array_node_def->oid > instance->instance_oid.id[0]) &&
((u32_t)(array_node_def->oid - instance->instance_oid.id[0]) < oid_dist)) {
result = array_node_def;
oid_dist = array_node_def->oid - instance->instance_oid.id[0];
}
array_node_def++;
i++;
}
}
}
if (result == NULL) {
/* nothing to return */
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = result->oid;
instance->instance_oid.id[1] = 0;
instance->access = result->access;
instance->asn1_type = result->asn1_type;
instance->get_value = snmp_scalar_array_get_value;
instance->set_test = snmp_scalar_array_set_test;
instance->set_value = snmp_scalar_array_set_value;
instance->reference.const_ptr = result;
return SNMP_ERR_NOERROR;
}
static s16_t
snmp_scalar_array_get_value(struct snmp_node_instance *instance, void *value)
{
s16_t result = -1;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->get_value != NULL) {
result = array_node->get_value(array_node_def, value);
}
return result;
}
static snmp_err_t
snmp_scalar_array_set_test(struct snmp_node_instance *instance, u16_t value_len, void *value)
{
snmp_err_t result = SNMP_ERR_NOTWRITABLE;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->set_test != NULL) {
result = array_node->set_test(array_node_def, value_len, value);
}
return result;
}
static snmp_err_t
snmp_scalar_array_set_value(struct snmp_node_instance *instance, u16_t value_len, void *value)
{
snmp_err_t result = SNMP_ERR_NOTWRITABLE;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->set_value != NULL) {
result = array_node->set_value(array_node_def, value_len, value);
}
return result;
}
#endif /* LWIP_SNMP */
/**
* @file
* SNMP scalar node support implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_core.h"
static s16_t snmp_scalar_array_get_value(struct snmp_node_instance *instance, void *value);
static snmp_err_t snmp_scalar_array_set_test(struct snmp_node_instance *instance, u16_t value_len, void *value);
static snmp_err_t snmp_scalar_array_set_value(struct snmp_node_instance *instance, u16_t value_len, void *value);
snmp_err_t
snmp_scalar_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_scalar_node *scalar_node = (const struct snmp_scalar_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* scalar only has one dedicated instance: .0 */
if ((instance->instance_oid.len != 1) || (instance->instance_oid.id[0] != 0)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->access = scalar_node->access;
instance->asn1_type = scalar_node->asn1_type;
instance->get_value = scalar_node->get_value;
instance->set_test = scalar_node->set_test;
instance->set_value = scalar_node->set_value;
return SNMP_ERR_NOERROR;
}
snmp_err_t
snmp_scalar_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
/* because our only instance is .0 we can only return a next instance if no instance oid is passed */
if (instance->instance_oid.len == 0) {
instance->instance_oid.len = 1;
instance->instance_oid.id[0] = 0;
return snmp_scalar_get_instance(root_oid, root_oid_len, instance);
}
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_err_t
snmp_scalar_array_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
if ((instance->instance_oid.len == 2) && (instance->instance_oid.id[1] == 0)) {
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = array_node->array_nodes;
u32_t i = 0;
while (i < array_node->array_node_count) {
if (array_node_def->oid == instance->instance_oid.id[0]) {
break;
}
array_node_def++;
i++;
}
if (i < array_node->array_node_count) {
instance->access = array_node_def->access;
instance->asn1_type = array_node_def->asn1_type;
instance->get_value = snmp_scalar_array_get_value;
instance->set_test = snmp_scalar_array_set_test;
instance->set_value = snmp_scalar_array_set_value;
instance->reference.const_ptr = array_node_def;
return SNMP_ERR_NOERROR;
}
}
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_err_t
snmp_scalar_array_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = array_node->array_nodes;
const struct snmp_scalar_array_node_def *result = NULL;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
if ((instance->instance_oid.len == 0) && (array_node->array_node_count > 0)) {
/* return node with lowest OID */
u16_t i = 0;
result = array_node_def;
array_node_def++;
for (i = 1; i < array_node->array_node_count; i++) {
if (array_node_def->oid < result->oid) {
result = array_node_def;
}
array_node_def++;
}
} else if (instance->instance_oid.len >= 1) {
if (instance->instance_oid.len == 1) {
/* if we have the requested OID we return its instance, otherwise we search for the next available */
u16_t i = 0;
while (i < array_node->array_node_count) {
if (array_node_def->oid == instance->instance_oid.id[0]) {
result = array_node_def;
break;
}
array_node_def++;
i++;
}
}
if (result == NULL) {
u32_t oid_dist = 0xFFFFFFFFUL;
u16_t i = 0;
array_node_def = array_node->array_nodes; /* may be already at the end when if case before was executed without result -> reinitialize to start */
while (i < array_node->array_node_count) {
if ((array_node_def->oid > instance->instance_oid.id[0]) &&
((u32_t)(array_node_def->oid - instance->instance_oid.id[0]) < oid_dist)) {
result = array_node_def;
oid_dist = array_node_def->oid - instance->instance_oid.id[0];
}
array_node_def++;
i++;
}
}
}
if (result == NULL) {
/* nothing to return */
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = result->oid;
instance->instance_oid.id[1] = 0;
instance->access = result->access;
instance->asn1_type = result->asn1_type;
instance->get_value = snmp_scalar_array_get_value;
instance->set_test = snmp_scalar_array_set_test;
instance->set_value = snmp_scalar_array_set_value;
instance->reference.const_ptr = result;
return SNMP_ERR_NOERROR;
}
static s16_t
snmp_scalar_array_get_value(struct snmp_node_instance *instance, void *value)
{
s16_t result = -1;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->get_value != NULL) {
result = array_node->get_value(array_node_def, value);
}
return result;
}
static snmp_err_t
snmp_scalar_array_set_test(struct snmp_node_instance *instance, u16_t value_len, void *value)
{
snmp_err_t result = SNMP_ERR_NOTWRITABLE;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->set_test != NULL) {
result = array_node->set_test(array_node_def, value_len, value);
}
return result;
}
static snmp_err_t
snmp_scalar_array_set_value(struct snmp_node_instance *instance, u16_t value_len, void *value)
{
snmp_err_t result = SNMP_ERR_NOTWRITABLE;
const struct snmp_scalar_array_node *array_node = (const struct snmp_scalar_array_node *)(const void *)instance->node;
const struct snmp_scalar_array_node_def *array_node_def = (const struct snmp_scalar_array_node_def *)instance->reference.const_ptr;
if (array_node->set_value != NULL) {
result = array_node->set_value(array_node_def, value_len, value);
}
return result;
}
#endif /* LWIP_SNMP */

180
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_snmpv2_framework.c
View File

@ -1,90 +1,90 @@
/*
Generated by LwipMibCompiler
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3 /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_snmpv2_framework.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/sys.h"
#include <string.h>
const struct snmp_obj_id usmNoAuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 1 } };
const struct snmp_obj_id usmHMACMD5AuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 2 } };
const struct snmp_obj_id usmHMACSHAAuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 3 } };
/* .4 sha-224
* .5 sha-256
* .6 sha-384
* .7 sha-512
*/
const struct snmp_obj_id usmNoPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 1 } };
const struct snmp_obj_id usmDESPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 2 } };
/* .3 3des-ede */
const struct snmp_obj_id usmAESPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 4 } };
/* .5 unknown
* .6 unknown
* .7 unknown
*/
/* TODO: where should this value come from? */
#define SNMP_FRAMEWORKMIB_SNMPENGINEMAXMESSAGESIZE 1500
/* --- snmpFrameworkMIBObjects 1.3.6.1.6.3.10.2 ----------------------------------------------------- */
static s16_t snmpengine_scalars_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
const char *engineid;
u8_t engineid_len;
switch (node->oid) {
case 1: /* snmpEngineID */
snmpv3_get_engine_id(&engineid, &engineid_len);
MEMCPY(value, engineid, engineid_len);
return engineid_len;
case 2: /* snmpEngineBoots */
*(s32_t *)value = snmpv3_get_engine_boots_internal();
return sizeof(s32_t);
case 3: /* snmpEngineTime */
*(s32_t *)value = snmpv3_get_engine_time_internal();
return sizeof(s32_t);
case 4: /* snmpEngineMaxMessageSize */
*(s32_t *)value = SNMP_FRAMEWORKMIB_SNMPENGINEMAXMESSAGESIZE;
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("snmpengine_scalars_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
}
static const struct snmp_scalar_array_node_def snmpengine_scalars_nodes[] = {
{1, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineID */
{2, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineBoots */
{3, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineTime */
{4, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineMaxMessageSize */
};
static const struct snmp_scalar_array_node snmpengine_scalars = SNMP_SCALAR_CREATE_ARRAY_NODE(1, snmpengine_scalars_nodes, snmpengine_scalars_get_value, NULL, NULL);
static const struct snmp_node *const snmpframeworkmibobjects_subnodes[] = {
&snmpengine_scalars.node.node
};
static const struct snmp_tree_node snmpframeworkmibobjects_treenode = SNMP_CREATE_TREE_NODE(2, snmpframeworkmibobjects_subnodes);
/* --- snmpFrameworkMIB ----------------------------------------------------- */
static const struct snmp_node *const snmpframeworkmib_subnodes[] = {
&snmpframeworkmibobjects_treenode.node
};
static const struct snmp_tree_node snmpframeworkmib_root = SNMP_CREATE_TREE_NODE(10, snmpframeworkmib_subnodes);
static const u32_t snmpframeworkmib_base_oid[] = {1, 3, 6, 1, 6, 3, 10};
const struct snmp_mib snmpframeworkmib = {snmpframeworkmib_base_oid, LWIP_ARRAYSIZE(snmpframeworkmib_base_oid), &snmpframeworkmib_root.node};
/* --- snmpFrameworkMIB ----------------------------------------------------- */
#endif /* LWIP_SNMP */
/*
Generated by LwipMibCompiler
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3 /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_snmpv2_framework.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/sys.h"
#include <string.h>
const struct snmp_obj_id usmNoAuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 1 } };
const struct snmp_obj_id usmHMACMD5AuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 2 } };
const struct snmp_obj_id usmHMACSHAAuthProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 1, 3 } };
/* .4 sha-224
* .5 sha-256
* .6 sha-384
* .7 sha-512
*/
const struct snmp_obj_id usmNoPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 1 } };
const struct snmp_obj_id usmDESPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 2 } };
/* .3 3des-ede */
const struct snmp_obj_id usmAESPrivProtocol = { 10, { 1, 3, 6, 1, 6, 3, 10, 1, 2, 4 } };
/* .5 unknown
* .6 unknown
* .7 unknown
*/
/* TODO: where should this value come from? */
#define SNMP_FRAMEWORKMIB_SNMPENGINEMAXMESSAGESIZE 1500
/* --- snmpFrameworkMIBObjects 1.3.6.1.6.3.10.2 ----------------------------------------------------- */
static s16_t snmpengine_scalars_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
const char *engineid;
u8_t engineid_len;
switch (node->oid) {
case 1: /* snmpEngineID */
snmpv3_get_engine_id(&engineid, &engineid_len);
MEMCPY(value, engineid, engineid_len);
return engineid_len;
case 2: /* snmpEngineBoots */
*(s32_t *)value = snmpv3_get_engine_boots_internal();
return sizeof(s32_t);
case 3: /* snmpEngineTime */
*(s32_t *)value = snmpv3_get_engine_time_internal();
return sizeof(s32_t);
case 4: /* snmpEngineMaxMessageSize */
*(s32_t *)value = SNMP_FRAMEWORKMIB_SNMPENGINEMAXMESSAGESIZE;
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("snmpengine_scalars_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
}
static const struct snmp_scalar_array_node_def snmpengine_scalars_nodes[] = {
{1, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineID */
{2, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineBoots */
{3, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineTime */
{4, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* snmpEngineMaxMessageSize */
};
static const struct snmp_scalar_array_node snmpengine_scalars = SNMP_SCALAR_CREATE_ARRAY_NODE(1, snmpengine_scalars_nodes, snmpengine_scalars_get_value, NULL, NULL);
static const struct snmp_node *const snmpframeworkmibobjects_subnodes[] = {
&snmpengine_scalars.node.node
};
static const struct snmp_tree_node snmpframeworkmibobjects_treenode = SNMP_CREATE_TREE_NODE(2, snmpframeworkmibobjects_subnodes);
/* --- snmpFrameworkMIB ----------------------------------------------------- */
static const struct snmp_node *const snmpframeworkmib_subnodes[] = {
&snmpframeworkmibobjects_treenode.node
};
static const struct snmp_tree_node snmpframeworkmib_root = SNMP_CREATE_TREE_NODE(10, snmpframeworkmib_subnodes);
static const u32_t snmpframeworkmib_base_oid[] = {1, 3, 6, 1, 6, 3, 10};
const struct snmp_mib snmpframeworkmib = {snmpframeworkmib_base_oid, LWIP_ARRAYSIZE(snmpframeworkmib_base_oid), &snmpframeworkmib_root.node};
/* --- snmpFrameworkMIB ----------------------------------------------------- */
#endif /* LWIP_SNMP */

820
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_snmpv2_usm.c
View File

@ -1,410 +1,410 @@
/*
Generated by LwipMibCompiler
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3
#include "lwip/apps/snmp_snmpv2_usm.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/apps/snmp_snmpv2_framework.h"
#include <string.h>
/* --- usmUser 1.3.6.1.6.3.15.1.2 ----------------------------------------------------- */
static const struct snmp_oid_range usmUserTable_oid_ranges[] = {
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff }
};
static void snmp_engineid_to_oid(const char *engineid, u32_t *oid, u32_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
oid[i] = engineid[i];
}
}
static void snmp_oid_to_name(char *name, const u32_t *oid, size_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
name[i] = (char)oid[i];
}
}
static void snmp_name_to_oid(const char *name, u32_t *oid, size_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
oid[i] = name[i];
}
}
static const struct snmp_obj_id *snmp_auth_algo_to_oid(snmpv3_auth_algo_t algo)
{
if (algo == SNMP_V3_AUTH_ALGO_MD5) {
return &usmHMACMD5AuthProtocol;
} else if (algo == SNMP_V3_AUTH_ALGO_SHA) {
return &usmHMACMD5AuthProtocol;
}
return &usmNoAuthProtocol;
}
static const struct snmp_obj_id *snmp_priv_algo_to_oid(snmpv3_priv_algo_t algo)
{
if (algo == SNMP_V3_PRIV_ALGO_DES) {
return &usmDESPrivProtocol;
} else if (algo == SNMP_V3_PRIV_ALGO_AES) {
return &usmAESPrivProtocol;
}
return &usmNoPrivProtocol;
}
char username[32];
static snmp_err_t usmusertable_get_instance(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, struct snmp_node_instance *cell_instance)
{
const char *engineid;
u8_t eid_len;
u32_t engineid_oid[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t name_len;
u8_t engineid_len;
u8_t name_start;
u8_t engineid_start;
LWIP_UNUSED_ARG(column);
snmpv3_get_engine_id(&engineid, &eid_len);
engineid_len = (u8_t)row_oid[0];
engineid_start = 1;
if (engineid_len != eid_len) {
/* EngineID length does not match! */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (engineid_len > row_oid_len) {
/* row OID doesn't contain enough data according to engineid_len.*/
return SNMP_ERR_NOSUCHINSTANCE;
}
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(&row_oid[engineid_start], engineid_len, usmUserTable_oid_ranges, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_engineid_to_oid(engineid, engineid_oid, engineid_len);
/* Verify EngineID */
if (snmp_oid_equal(&row_oid[engineid_start], engineid_len, engineid_oid, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
name_len = (u8_t)row_oid[engineid_start + engineid_len];
name_start = engineid_start + engineid_len + 1;
if (name_len > SNMP_V3_MAX_USER_LENGTH) {
/* specified name is too long */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (1 + engineid_len + 1 + name_len != row_oid_len) {
/* Length of EngineID and name does not match row oid length. (+2 for length fields)*/
return SNMP_ERR_NOSUCHINSTANCE;
}
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(&row_oid[name_start], name_len, usmUserTable_oid_ranges, name_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* Verify if user exists */
memset(username, 0, sizeof(username));
snmp_oid_to_name(username, &row_oid[name_start], name_len);
if (snmpv3_get_user(username, NULL, NULL, NULL, NULL) != ERR_OK) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* Save name in reference pointer to make it easier to handle later on */
cell_instance->reference.ptr = username;
cell_instance->reference_len = name_len;
/* user was found */
return SNMP_ERR_NOERROR;
}
/*
* valid oid options
* <oid>
* <oid>.<EngineID length>
* <oid>.<EngineID length>.<partial EngineID>
* <oid>.<EngineID length>.<EngineID>
* <oid>.<EngineID length>.<EngineID>.<UserName length>
* <oid>.<EngineID length>.<EngineID>.<UserName length>.<partial UserName>
* <oid>.<EngineID length>.<EngineID>.<UserName length>.<UserName>
*
*/
static snmp_err_t usmusertable_get_next_instance(const u32_t *column, struct snmp_obj_id *row_oid, struct snmp_node_instance *cell_instance)
{
const char *engineid;
u8_t eid_len;
u32_t engineid_oid[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t name_len;
u8_t engineid_len;
u8_t name_start;
u8_t engineid_start = 1;
u8_t i;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(usmUserTable_oid_ranges)];
LWIP_UNUSED_ARG(column);
snmpv3_get_engine_id(&engineid, &eid_len);
/* If EngineID might be given */
if (row_oid->len > 0) {
engineid_len = (u8_t)row_oid->id[0];
engineid_start = 1;
if (engineid_len != eid_len) {
/* EngineID length does not match! */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (engineid_len > row_oid->len) {
/* Verify partial EngineID */
snmp_engineid_to_oid(engineid, engineid_oid, row_oid->len - 1);
if (!snmp_oid_equal(&row_oid->id[engineid_start], row_oid->len - 1, engineid_oid, row_oid->len - 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
} else {
/* Verify complete EngineID */
snmp_engineid_to_oid(engineid, engineid_oid, engineid_len);
if (!snmp_oid_equal(&row_oid->id[engineid_start], engineid_len, engineid_oid, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* At this point, the given EngineID (partially) matches the local EngineID.*/
/* If name might also be given */
if (row_oid->len > engineid_start + engineid_len) {
name_len = (u8_t)row_oid->id[engineid_start + engineid_len];
name_start = engineid_start + engineid_len + 1;
if (name_len > SNMP_V3_MAX_USER_LENGTH) {
/* specified name is too long, max length is 32 according to mib file.*/
return SNMP_ERR_NOSUCHINSTANCE;
}
if (row_oid->len < engineid_len + name_len + 2) {
/* Partial name given according to oid.*/
u8_t tmplen = row_oid->len - engineid_len - 2;
if (!snmp_oid_in_range(&row_oid->id[name_start], tmplen, usmUserTable_oid_ranges, tmplen)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
} else {
/* Full name given according to oid. Also test for too much data.*/
u8_t tmplen = row_oid->len - engineid_len - 2;
if (!snmp_oid_in_range(&row_oid->id[name_start], name_len, usmUserTable_oid_ranges, tmplen)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* At this point the EngineID and (partial) UserName match the local EngineID and UserName.*/
}
}
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(usmUserTable_oid_ranges));
for (i = 0; i < snmpv3_get_amount_of_users(); i++) {
u32_t test_oid[LWIP_ARRAYSIZE(usmUserTable_oid_ranges)];
test_oid[0] = eid_len;
snmp_engineid_to_oid(engineid, &test_oid[1], eid_len);
snmpv3_get_username(username, i);
test_oid[1 + eid_len] = strlen(username);
snmp_name_to_oid(username, &test_oid[2 + eid_len], strlen(username));
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, (u8_t)(1 + eid_len + 1 + strlen(username)), LWIP_PTR_NUMERIC_CAST(void *, i));
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* store username for subsequent operations (get/test/set) */
memset(username, 0, sizeof(username));
snmpv3_get_username(username, LWIP_PTR_NUMERIC_CAST(u8_t, state.reference));
cell_instance->reference.ptr = username;
cell_instance->reference_len = strlen(username);
return SNMP_ERR_NOERROR;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static s16_t usmusertable_get_value(struct snmp_node_instance *cell_instance, void *value)
{
snmpv3_user_storagetype_t storage_type;
switch (SNMP_TABLE_GET_COLUMN_FROM_OID(cell_instance->instance_oid.id)) {
case 3: /* usmUserSecurityName */
MEMCPY(value, cell_instance->reference.ptr, cell_instance->reference_len);
return (s16_t)cell_instance->reference_len;
case 4: /* usmUserCloneFrom */
MEMCPY(value, snmp_zero_dot_zero.id, snmp_zero_dot_zero.len * sizeof(u32_t));
return snmp_zero_dot_zero.len * sizeof(u32_t);
case 5: { /* usmUserAuthProtocol */
const struct snmp_obj_id *auth_algo;
snmpv3_auth_algo_t auth_algo_val;
snmpv3_get_user((const char *)cell_instance->reference.ptr, &auth_algo_val, NULL, NULL, NULL);
auth_algo = snmp_auth_algo_to_oid(auth_algo_val);
MEMCPY(value, auth_algo->id, auth_algo->len * sizeof(u32_t));
return auth_algo->len * sizeof(u32_t);
}
case 6: /* usmUserAuthKeyChange */
return 0;
case 7: /* usmUserOwnAuthKeyChange */
return 0;
case 8: { /* usmUserPrivProtocol */
const struct snmp_obj_id *priv_algo;
snmpv3_priv_algo_t priv_algo_val;
snmpv3_get_user((const char *)cell_instance->reference.ptr, NULL, NULL, &priv_algo_val, NULL);
priv_algo = snmp_priv_algo_to_oid(priv_algo_val);
MEMCPY(value, priv_algo->id, priv_algo->len * sizeof(u32_t));
return priv_algo->len * sizeof(u32_t);
}
case 9: /* usmUserPrivKeyChange */
return 0;
case 10: /* usmUserOwnPrivKeyChange */
return 0;
case 11: /* usmUserPublic */
/* TODO: Implement usmUserPublic */
return 0;
case 12: /* usmUserStorageType */
snmpv3_get_user_storagetype((const char *)cell_instance->reference.ptr, &storage_type);
*(s32_t *)value = storage_type;
return sizeof(s32_t);
case 13: /* usmUserStatus */
*(s32_t *)value = 1; /* active */
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("usmusertable_get_value(): unknown id: %"S32_F"\n", SNMP_TABLE_GET_COLUMN_FROM_OID(cell_instance->instance_oid.id)));
return 0;
}
}
/* --- usmMIBObjects 1.3.6.1.6.3.15.1 ----------------------------------------------------- */
static s16_t usmstats_scalars_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* usmStatsUnsupportedSecLevels */
*uint_ptr = snmp_stats.unsupportedseclevels;
break;
case 2: /* usmStatsNotInTimeWindows */
*uint_ptr = snmp_stats.notintimewindows;
break;
case 3: /* usmStatsUnknownUserNames */
*uint_ptr = snmp_stats.unknownusernames;
break;
case 4: /* usmStatsUnknownEngineIDs */
*uint_ptr = snmp_stats.unknownengineids;
break;
case 5: /* usmStatsWrongDigests */
*uint_ptr = snmp_stats.wrongdigests;
break;
case 6: /* usmStatsDecryptionErrors */
*uint_ptr = snmp_stats.decryptionerrors;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("usmstats_scalars_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
return sizeof(*uint_ptr);
}
/* --- snmpUsmMIB ----------------------------------------------------- */
/* --- usmUser 1.3.6.1.6.3.15.1.2 ----------------------------------------------------- */
static const struct snmp_table_col_def usmusertable_columns[] = {
{3, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserSecurityName */
{4, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserCloneFrom */
{5, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserAuthProtocol */
{6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserAuthKeyChange */
{7, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserOwnAuthKeyChange */
{8, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPrivProtocol */
{9, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPrivKeyChange */
{10, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserOwnPrivKeyChange */
{11, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPublic */
{12, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserStorageType */
{13, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserStatus */
};
static const struct snmp_table_node usmusertable = SNMP_TABLE_CREATE(2, usmusertable_columns, usmusertable_get_instance, usmusertable_get_next_instance, usmusertable_get_value, NULL, NULL);
static const struct snmp_node *const usmuser_subnodes[] = {
&usmusertable.node.node
};
static const struct snmp_tree_node usmuser_treenode = SNMP_CREATE_TREE_NODE(2, usmuser_subnodes);
/* --- usmMIBObjects 1.3.6.1.6.3.15.1 ----------------------------------------------------- */
static const struct snmp_scalar_array_node_def usmstats_scalars_nodes[] = {
{1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnsupportedSecLevels */
{2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsNotInTimeWindows */
{3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnknownUserNames */
{4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnknownEngineIDs */
{5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsWrongDigests */
{6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsDecryptionErrors */
};
static const struct snmp_scalar_array_node usmstats_scalars = SNMP_SCALAR_CREATE_ARRAY_NODE(1, usmstats_scalars_nodes, usmstats_scalars_get_value, NULL, NULL);
static const struct snmp_node *const usmmibobjects_subnodes[] = {
&usmstats_scalars.node.node,
&usmuser_treenode.node
};
static const struct snmp_tree_node usmmibobjects_treenode = SNMP_CREATE_TREE_NODE(1, usmmibobjects_subnodes);
/* --- snmpUsmMIB ----------------------------------------------------- */
static const struct snmp_node *const snmpusmmib_subnodes[] = {
&usmmibobjects_treenode.node
};
static const struct snmp_tree_node snmpusmmib_root = SNMP_CREATE_TREE_NODE(15, snmpusmmib_subnodes);
static const u32_t snmpusmmib_base_oid[] = {1, 3, 6, 1, 6, 3, 15};
const struct snmp_mib snmpusmmib = {snmpusmmib_base_oid, LWIP_ARRAYSIZE(snmpusmmib_base_oid), &snmpusmmib_root.node};
#endif /* LWIP_SNMP */
/*
Generated by LwipMibCompiler
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3
#include "lwip/apps/snmp_snmpv2_usm.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_scalar.h"
#include "lwip/apps/snmp_table.h"
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/apps/snmp_snmpv2_framework.h"
#include <string.h>
/* --- usmUser 1.3.6.1.6.3.15.1.2 ----------------------------------------------------- */
static const struct snmp_oid_range usmUserTable_oid_ranges[] = {
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff },
{ 0, 0xff }, { 0, 0xff }, { 0, 0xff }, { 0, 0xff }
};
static void snmp_engineid_to_oid(const char *engineid, u32_t *oid, u32_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
oid[i] = engineid[i];
}
}
static void snmp_oid_to_name(char *name, const u32_t *oid, size_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
name[i] = (char)oid[i];
}
}
static void snmp_name_to_oid(const char *name, u32_t *oid, size_t len)
{
u8_t i;
for (i = 0; i < len; i++) {
oid[i] = name[i];
}
}
static const struct snmp_obj_id *snmp_auth_algo_to_oid(snmpv3_auth_algo_t algo)
{
if (algo == SNMP_V3_AUTH_ALGO_MD5) {
return &usmHMACMD5AuthProtocol;
} else if (algo == SNMP_V3_AUTH_ALGO_SHA) {
return &usmHMACMD5AuthProtocol;
}
return &usmNoAuthProtocol;
}
static const struct snmp_obj_id *snmp_priv_algo_to_oid(snmpv3_priv_algo_t algo)
{
if (algo == SNMP_V3_PRIV_ALGO_DES) {
return &usmDESPrivProtocol;
} else if (algo == SNMP_V3_PRIV_ALGO_AES) {
return &usmAESPrivProtocol;
}
return &usmNoPrivProtocol;
}
char username[32];
static snmp_err_t usmusertable_get_instance(const u32_t *column, const u32_t *row_oid, u8_t row_oid_len, struct snmp_node_instance *cell_instance)
{
const char *engineid;
u8_t eid_len;
u32_t engineid_oid[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t name_len;
u8_t engineid_len;
u8_t name_start;
u8_t engineid_start;
LWIP_UNUSED_ARG(column);
snmpv3_get_engine_id(&engineid, &eid_len);
engineid_len = (u8_t)row_oid[0];
engineid_start = 1;
if (engineid_len != eid_len) {
/* EngineID length does not match! */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (engineid_len > row_oid_len) {
/* row OID doesn't contain enough data according to engineid_len.*/
return SNMP_ERR_NOSUCHINSTANCE;
}
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(&row_oid[engineid_start], engineid_len, usmUserTable_oid_ranges, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
snmp_engineid_to_oid(engineid, engineid_oid, engineid_len);
/* Verify EngineID */
if (snmp_oid_equal(&row_oid[engineid_start], engineid_len, engineid_oid, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
name_len = (u8_t)row_oid[engineid_start + engineid_len];
name_start = engineid_start + engineid_len + 1;
if (name_len > SNMP_V3_MAX_USER_LENGTH) {
/* specified name is too long */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (1 + engineid_len + 1 + name_len != row_oid_len) {
/* Length of EngineID and name does not match row oid length. (+2 for length fields)*/
return SNMP_ERR_NOSUCHINSTANCE;
}
/* check if incoming OID length and if values are in plausible range */
if (!snmp_oid_in_range(&row_oid[name_start], name_len, usmUserTable_oid_ranges, name_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* Verify if user exists */
memset(username, 0, sizeof(username));
snmp_oid_to_name(username, &row_oid[name_start], name_len);
if (snmpv3_get_user(username, NULL, NULL, NULL, NULL) != ERR_OK) {
return SNMP_ERR_NOSUCHINSTANCE;
}
/* Save name in reference pointer to make it easier to handle later on */
cell_instance->reference.ptr = username;
cell_instance->reference_len = name_len;
/* user was found */
return SNMP_ERR_NOERROR;
}
/*
* valid oid options
* <oid>
* <oid>.<EngineID length>
* <oid>.<EngineID length>.<partial EngineID>
* <oid>.<EngineID length>.<EngineID>
* <oid>.<EngineID length>.<EngineID>.<UserName length>
* <oid>.<EngineID length>.<EngineID>.<UserName length>.<partial UserName>
* <oid>.<EngineID length>.<EngineID>.<UserName length>.<UserName>
*
*/
static snmp_err_t usmusertable_get_next_instance(const u32_t *column, struct snmp_obj_id *row_oid, struct snmp_node_instance *cell_instance)
{
const char *engineid;
u8_t eid_len;
u32_t engineid_oid[SNMP_V3_MAX_ENGINE_ID_LENGTH];
u8_t name_len;
u8_t engineid_len;
u8_t name_start;
u8_t engineid_start = 1;
u8_t i;
struct snmp_next_oid_state state;
u32_t result_temp[LWIP_ARRAYSIZE(usmUserTable_oid_ranges)];
LWIP_UNUSED_ARG(column);
snmpv3_get_engine_id(&engineid, &eid_len);
/* If EngineID might be given */
if (row_oid->len > 0) {
engineid_len = (u8_t)row_oid->id[0];
engineid_start = 1;
if (engineid_len != eid_len) {
/* EngineID length does not match! */
return SNMP_ERR_NOSUCHINSTANCE;
}
if (engineid_len > row_oid->len) {
/* Verify partial EngineID */
snmp_engineid_to_oid(engineid, engineid_oid, row_oid->len - 1);
if (!snmp_oid_equal(&row_oid->id[engineid_start], row_oid->len - 1, engineid_oid, row_oid->len - 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
} else {
/* Verify complete EngineID */
snmp_engineid_to_oid(engineid, engineid_oid, engineid_len);
if (!snmp_oid_equal(&row_oid->id[engineid_start], engineid_len, engineid_oid, engineid_len)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* At this point, the given EngineID (partially) matches the local EngineID.*/
/* If name might also be given */
if (row_oid->len > engineid_start + engineid_len) {
name_len = (u8_t)row_oid->id[engineid_start + engineid_len];
name_start = engineid_start + engineid_len + 1;
if (name_len > SNMP_V3_MAX_USER_LENGTH) {
/* specified name is too long, max length is 32 according to mib file.*/
return SNMP_ERR_NOSUCHINSTANCE;
}
if (row_oid->len < engineid_len + name_len + 2) {
/* Partial name given according to oid.*/
u8_t tmplen = row_oid->len - engineid_len - 2;
if (!snmp_oid_in_range(&row_oid->id[name_start], tmplen, usmUserTable_oid_ranges, tmplen)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
} else {
/* Full name given according to oid. Also test for too much data.*/
u8_t tmplen = row_oid->len - engineid_len - 2;
if (!snmp_oid_in_range(&row_oid->id[name_start], name_len, usmUserTable_oid_ranges, tmplen)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
}
/* At this point the EngineID and (partial) UserName match the local EngineID and UserName.*/
}
}
/* init struct to search next oid */
snmp_next_oid_init(&state, row_oid->id, row_oid->len, result_temp, LWIP_ARRAYSIZE(usmUserTable_oid_ranges));
for (i = 0; i < snmpv3_get_amount_of_users(); i++) {
u32_t test_oid[LWIP_ARRAYSIZE(usmUserTable_oid_ranges)];
test_oid[0] = eid_len;
snmp_engineid_to_oid(engineid, &test_oid[1], eid_len);
snmpv3_get_username(username, i);
test_oid[1 + eid_len] = strlen(username);
snmp_name_to_oid(username, &test_oid[2 + eid_len], strlen(username));
/* check generated OID: is it a candidate for the next one? */
snmp_next_oid_check(&state, test_oid, (u8_t)(1 + eid_len + 1 + strlen(username)), LWIP_PTR_NUMERIC_CAST(void *, i));
}
/* did we find a next one? */
if (state.status == SNMP_NEXT_OID_STATUS_SUCCESS) {
snmp_oid_assign(row_oid, state.next_oid, state.next_oid_len);
/* store username for subsequent operations (get/test/set) */
memset(username, 0, sizeof(username));
snmpv3_get_username(username, LWIP_PTR_NUMERIC_CAST(u8_t, state.reference));
cell_instance->reference.ptr = username;
cell_instance->reference_len = strlen(username);
return SNMP_ERR_NOERROR;
}
/* not found */
return SNMP_ERR_NOSUCHINSTANCE;
}
static s16_t usmusertable_get_value(struct snmp_node_instance *cell_instance, void *value)
{
snmpv3_user_storagetype_t storage_type;
switch (SNMP_TABLE_GET_COLUMN_FROM_OID(cell_instance->instance_oid.id)) {
case 3: /* usmUserSecurityName */
MEMCPY(value, cell_instance->reference.ptr, cell_instance->reference_len);
return (s16_t)cell_instance->reference_len;
case 4: /* usmUserCloneFrom */
MEMCPY(value, snmp_zero_dot_zero.id, snmp_zero_dot_zero.len * sizeof(u32_t));
return snmp_zero_dot_zero.len * sizeof(u32_t);
case 5: { /* usmUserAuthProtocol */
const struct snmp_obj_id *auth_algo;
snmpv3_auth_algo_t auth_algo_val;
snmpv3_get_user((const char *)cell_instance->reference.ptr, &auth_algo_val, NULL, NULL, NULL);
auth_algo = snmp_auth_algo_to_oid(auth_algo_val);
MEMCPY(value, auth_algo->id, auth_algo->len * sizeof(u32_t));
return auth_algo->len * sizeof(u32_t);
}
case 6: /* usmUserAuthKeyChange */
return 0;
case 7: /* usmUserOwnAuthKeyChange */
return 0;
case 8: { /* usmUserPrivProtocol */
const struct snmp_obj_id *priv_algo;
snmpv3_priv_algo_t priv_algo_val;
snmpv3_get_user((const char *)cell_instance->reference.ptr, NULL, NULL, &priv_algo_val, NULL);
priv_algo = snmp_priv_algo_to_oid(priv_algo_val);
MEMCPY(value, priv_algo->id, priv_algo->len * sizeof(u32_t));
return priv_algo->len * sizeof(u32_t);
}
case 9: /* usmUserPrivKeyChange */
return 0;
case 10: /* usmUserOwnPrivKeyChange */
return 0;
case 11: /* usmUserPublic */
/* TODO: Implement usmUserPublic */
return 0;
case 12: /* usmUserStorageType */
snmpv3_get_user_storagetype((const char *)cell_instance->reference.ptr, &storage_type);
*(s32_t *)value = storage_type;
return sizeof(s32_t);
case 13: /* usmUserStatus */
*(s32_t *)value = 1; /* active */
return sizeof(s32_t);
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("usmusertable_get_value(): unknown id: %"S32_F"\n", SNMP_TABLE_GET_COLUMN_FROM_OID(cell_instance->instance_oid.id)));
return 0;
}
}
/* --- usmMIBObjects 1.3.6.1.6.3.15.1 ----------------------------------------------------- */
static s16_t usmstats_scalars_get_value(const struct snmp_scalar_array_node_def *node, void *value)
{
u32_t *uint_ptr = (u32_t *)value;
switch (node->oid) {
case 1: /* usmStatsUnsupportedSecLevels */
*uint_ptr = snmp_stats.unsupportedseclevels;
break;
case 2: /* usmStatsNotInTimeWindows */
*uint_ptr = snmp_stats.notintimewindows;
break;
case 3: /* usmStatsUnknownUserNames */
*uint_ptr = snmp_stats.unknownusernames;
break;
case 4: /* usmStatsUnknownEngineIDs */
*uint_ptr = snmp_stats.unknownengineids;
break;
case 5: /* usmStatsWrongDigests */
*uint_ptr = snmp_stats.wrongdigests;
break;
case 6: /* usmStatsDecryptionErrors */
*uint_ptr = snmp_stats.decryptionerrors;
break;
default:
LWIP_DEBUGF(SNMP_MIB_DEBUG, ("usmstats_scalars_get_value(): unknown id: %"S32_F"\n", node->oid));
return 0;
}
return sizeof(*uint_ptr);
}
/* --- snmpUsmMIB ----------------------------------------------------- */
/* --- usmUser 1.3.6.1.6.3.15.1.2 ----------------------------------------------------- */
static const struct snmp_table_col_def usmusertable_columns[] = {
{3, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserSecurityName */
{4, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserCloneFrom */
{5, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserAuthProtocol */
{6, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserAuthKeyChange */
{7, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserOwnAuthKeyChange */
{8, SNMP_ASN1_TYPE_OBJECT_ID, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPrivProtocol */
{9, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPrivKeyChange */
{10, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserOwnPrivKeyChange */
{11, SNMP_ASN1_TYPE_OCTET_STRING, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserPublic */
{12, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserStorageType */
{13, SNMP_ASN1_TYPE_INTEGER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmUserStatus */
};
static const struct snmp_table_node usmusertable = SNMP_TABLE_CREATE(2, usmusertable_columns, usmusertable_get_instance, usmusertable_get_next_instance, usmusertable_get_value, NULL, NULL);
static const struct snmp_node *const usmuser_subnodes[] = {
&usmusertable.node.node
};
static const struct snmp_tree_node usmuser_treenode = SNMP_CREATE_TREE_NODE(2, usmuser_subnodes);
/* --- usmMIBObjects 1.3.6.1.6.3.15.1 ----------------------------------------------------- */
static const struct snmp_scalar_array_node_def usmstats_scalars_nodes[] = {
{1, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnsupportedSecLevels */
{2, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsNotInTimeWindows */
{3, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnknownUserNames */
{4, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsUnknownEngineIDs */
{5, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsWrongDigests */
{6, SNMP_ASN1_TYPE_COUNTER, SNMP_NODE_INSTANCE_READ_ONLY}, /* usmStatsDecryptionErrors */
};
static const struct snmp_scalar_array_node usmstats_scalars = SNMP_SCALAR_CREATE_ARRAY_NODE(1, usmstats_scalars_nodes, usmstats_scalars_get_value, NULL, NULL);
static const struct snmp_node *const usmmibobjects_subnodes[] = {
&usmstats_scalars.node.node,
&usmuser_treenode.node
};
static const struct snmp_tree_node usmmibobjects_treenode = SNMP_CREATE_TREE_NODE(1, usmmibobjects_subnodes);
/* --- snmpUsmMIB ----------------------------------------------------- */
static const struct snmp_node *const snmpusmmib_subnodes[] = {
&usmmibobjects_treenode.node
};
static const struct snmp_tree_node snmpusmmib_root = SNMP_CREATE_TREE_NODE(15, snmpusmmib_subnodes);
static const u32_t snmpusmmib_base_oid[] = {1, 3, 6, 1, 6, 3, 15};
const struct snmp_mib snmpusmmib = {snmpusmmib_base_oid, LWIP_ARRAYSIZE(snmpusmmib_base_oid), &snmpusmmib_root.node};
#endif /* LWIP_SNMP */

684
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_table.c
View File

@ -1,342 +1,342 @@
/**
* @file
* SNMP table support implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_table.h"
#include <string.h>
snmp_err_t snmp_table_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
snmp_err_t ret = SNMP_ERR_NOSUCHINSTANCE;
const struct snmp_table_node *table_node = (const struct snmp_table_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check min. length (fixed row entry definition, column, row instance oid with at least one entry */
/* fixed row entry always has oid 1 */
if ((instance->instance_oid.len >= 3) && (instance->instance_oid.id[0] == 1)) {
/* search column */
const struct snmp_table_col_def *col_def = table_node->columns;
u16_t i = table_node->column_count;
while (i > 0) {
if (col_def->index == instance->instance_oid.id[1]) {
break;
}
col_def++;
i--;
}
if (i > 0) {
/* everything may be overwritten by get_cell_instance_method() in order to implement special handling for single columns/cells */
instance->asn1_type = col_def->asn1_type;
instance->access = col_def->access;
instance->get_value = table_node->get_value;
instance->set_test = table_node->set_test;
instance->set_value = table_node->set_value;
ret = table_node->get_cell_instance(
&(instance->instance_oid.id[1]),
&(instance->instance_oid.id[2]),
instance->instance_oid.len - 2,
instance);
}
}
return ret;
}
snmp_err_t snmp_table_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_table_node *table_node = (const struct snmp_table_node *)(const void *)instance->node;
const struct snmp_table_col_def *col_def;
struct snmp_obj_id row_oid;
u32_t column = 0;
snmp_err_t result;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check that first part of id is 0 or 1, referencing fixed row entry */
if ((instance->instance_oid.len > 0) && (instance->instance_oid.id[0] > 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (instance->instance_oid.len > 1) {
column = instance->instance_oid.id[1];
}
if (instance->instance_oid.len > 2) {
snmp_oid_assign(&row_oid, &(instance->instance_oid.id[2]), instance->instance_oid.len - 2);
} else {
row_oid.len = 0;
}
instance->get_value = table_node->get_value;
instance->set_test = table_node->set_test;
instance->set_value = table_node->set_value;
/* resolve column and value */
do {
u16_t i;
const struct snmp_table_col_def *next_col_def = NULL;
col_def = table_node->columns;
for (i = 0; i < table_node->column_count; i++) {
if (col_def->index == column) {
next_col_def = col_def;
break;
} else if ((col_def->index > column) && ((next_col_def == NULL) || (col_def->index < next_col_def->index))) {
next_col_def = col_def;
}
col_def++;
}
if (next_col_def == NULL) {
/* no further column found */
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->asn1_type = next_col_def->asn1_type;
instance->access = next_col_def->access;
result = table_node->get_next_cell_instance(
&next_col_def->index,
&row_oid,
instance);
if (result == SNMP_ERR_NOERROR) {
col_def = next_col_def;
break;
}
row_oid.len = 0; /* reset row_oid because we switch to next column and start with the first entry there */
column = next_col_def->index + 1;
} while (1);
/* build resulting oid */
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = 1;
instance->instance_oid.id[1] = col_def->index;
snmp_oid_append(&instance->instance_oid, row_oid.id, row_oid.len);
return SNMP_ERR_NOERROR;
}
snmp_err_t snmp_table_simple_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
snmp_err_t ret = SNMP_ERR_NOSUCHINSTANCE;
const struct snmp_table_simple_node *table_node = (const struct snmp_table_simple_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check min. length (fixed row entry definition, column, row instance oid with at least one entry */
/* fixed row entry always has oid 1 */
if ((instance->instance_oid.len >= 3) && (instance->instance_oid.id[0] == 1)) {
ret = table_node->get_cell_value(
&(instance->instance_oid.id[1]),
&(instance->instance_oid.id[2]),
instance->instance_oid.len - 2,
&instance->reference,
&instance->reference_len);
if (ret == SNMP_ERR_NOERROR) {
/* search column */
const struct snmp_table_simple_col_def *col_def = table_node->columns;
u32_t i = table_node->column_count;
while (i > 0) {
if (col_def->index == instance->instance_oid.id[1]) {
break;
}
col_def++;
i--;
}
if (i > 0) {
instance->asn1_type = col_def->asn1_type;
instance->access = SNMP_NODE_INSTANCE_READ_ONLY;
instance->set_test = NULL;
instance->set_value = NULL;
switch (col_def->data_type) {
case SNMP_VARIANT_VALUE_TYPE_U32:
instance->get_value = snmp_table_extract_value_from_u32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_S32:
instance->get_value = snmp_table_extract_value_from_s32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_PTR: /* fall through */
case SNMP_VARIANT_VALUE_TYPE_CONST_PTR:
instance->get_value = snmp_table_extract_value_from_refconstptr;
break;
default:
LWIP_DEBUGF(SNMP_DEBUG, ("snmp_table_simple_get_instance(): unknown column data_type: %d\n", col_def->data_type));
return SNMP_ERR_GENERROR;
}
ret = SNMP_ERR_NOERROR;
} else {
ret = SNMP_ERR_NOSUCHINSTANCE;
}
}
}
return ret;
}
snmp_err_t snmp_table_simple_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_table_simple_node *table_node = (const struct snmp_table_simple_node *)(const void *)instance->node;
const struct snmp_table_simple_col_def *col_def;
struct snmp_obj_id row_oid;
u32_t column = 0;
snmp_err_t result;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check that first part of id is 0 or 1, referencing fixed row entry */
if ((instance->instance_oid.len > 0) && (instance->instance_oid.id[0] > 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (instance->instance_oid.len > 1) {
column = instance->instance_oid.id[1];
}
if (instance->instance_oid.len > 2) {
snmp_oid_assign(&row_oid, &(instance->instance_oid.id[2]), instance->instance_oid.len - 2);
} else {
row_oid.len = 0;
}
/* resolve column and value */
do {
u32_t i;
const struct snmp_table_simple_col_def *next_col_def = NULL;
col_def = table_node->columns;
for (i = 0; i < table_node->column_count; i++) {
if (col_def->index == column) {
next_col_def = col_def;
break;
} else if ((col_def->index > column) && ((next_col_def == NULL) ||
(col_def->index < next_col_def->index))) {
next_col_def = col_def;
}
col_def++;
}
if (next_col_def == NULL) {
/* no further column found */
return SNMP_ERR_NOSUCHINSTANCE;
}
result = table_node->get_next_cell_instance_and_value(
&next_col_def->index,
&row_oid,
&instance->reference,
&instance->reference_len);
if (result == SNMP_ERR_NOERROR) {
col_def = next_col_def;
break;
}
row_oid.len = 0; /* reset row_oid because we switch to next column and start with the first entry there */
column = next_col_def->index + 1;
} while (1);
instance->asn1_type = col_def->asn1_type;
instance->access = SNMP_NODE_INSTANCE_READ_ONLY;
instance->set_test = NULL;
instance->set_value = NULL;
switch (col_def->data_type) {
case SNMP_VARIANT_VALUE_TYPE_U32:
instance->get_value = snmp_table_extract_value_from_u32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_S32:
instance->get_value = snmp_table_extract_value_from_s32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_PTR: /* fall through */
case SNMP_VARIANT_VALUE_TYPE_CONST_PTR:
instance->get_value = snmp_table_extract_value_from_refconstptr;
break;
default:
LWIP_DEBUGF(SNMP_DEBUG, ("snmp_table_simple_get_instance(): unknown column data_type: %d\n", col_def->data_type));
return SNMP_ERR_GENERROR;
}
/* build resulting oid */
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = 1;
instance->instance_oid.id[1] = col_def->index;
snmp_oid_append(&instance->instance_oid, row_oid.id, row_oid.len);
return SNMP_ERR_NOERROR;
}
s16_t
snmp_table_extract_value_from_s32ref(struct snmp_node_instance *instance, void *value)
{
s32_t *dst = (s32_t *)value;
*dst = instance->reference.s32;
return sizeof(*dst);
}
s16_t
snmp_table_extract_value_from_u32ref(struct snmp_node_instance *instance, void *value)
{
u32_t *dst = (u32_t *)value;
*dst = instance->reference.u32;
return sizeof(*dst);
}
s16_t
snmp_table_extract_value_from_refconstptr(struct snmp_node_instance *instance, void *value)
{
MEMCPY(value, instance->reference.const_ptr, instance->reference_len);
return (u16_t)instance->reference_len;
}
#endif /* LWIP_SNMP */
/**
* @file
* SNMP table support implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel <info@cl-soft.de>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_core.h"
#include "lwip/apps/snmp_table.h"
#include <string.h>
snmp_err_t snmp_table_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
snmp_err_t ret = SNMP_ERR_NOSUCHINSTANCE;
const struct snmp_table_node *table_node = (const struct snmp_table_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check min. length (fixed row entry definition, column, row instance oid with at least one entry */
/* fixed row entry always has oid 1 */
if ((instance->instance_oid.len >= 3) && (instance->instance_oid.id[0] == 1)) {
/* search column */
const struct snmp_table_col_def *col_def = table_node->columns;
u16_t i = table_node->column_count;
while (i > 0) {
if (col_def->index == instance->instance_oid.id[1]) {
break;
}
col_def++;
i--;
}
if (i > 0) {
/* everything may be overwritten by get_cell_instance_method() in order to implement special handling for single columns/cells */
instance->asn1_type = col_def->asn1_type;
instance->access = col_def->access;
instance->get_value = table_node->get_value;
instance->set_test = table_node->set_test;
instance->set_value = table_node->set_value;
ret = table_node->get_cell_instance(
&(instance->instance_oid.id[1]),
&(instance->instance_oid.id[2]),
instance->instance_oid.len - 2,
instance);
}
}
return ret;
}
snmp_err_t snmp_table_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_table_node *table_node = (const struct snmp_table_node *)(const void *)instance->node;
const struct snmp_table_col_def *col_def;
struct snmp_obj_id row_oid;
u32_t column = 0;
snmp_err_t result;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check that first part of id is 0 or 1, referencing fixed row entry */
if ((instance->instance_oid.len > 0) && (instance->instance_oid.id[0] > 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (instance->instance_oid.len > 1) {
column = instance->instance_oid.id[1];
}
if (instance->instance_oid.len > 2) {
snmp_oid_assign(&row_oid, &(instance->instance_oid.id[2]), instance->instance_oid.len - 2);
} else {
row_oid.len = 0;
}
instance->get_value = table_node->get_value;
instance->set_test = table_node->set_test;
instance->set_value = table_node->set_value;
/* resolve column and value */
do {
u16_t i;
const struct snmp_table_col_def *next_col_def = NULL;
col_def = table_node->columns;
for (i = 0; i < table_node->column_count; i++) {
if (col_def->index == column) {
next_col_def = col_def;
break;
} else if ((col_def->index > column) && ((next_col_def == NULL) || (col_def->index < next_col_def->index))) {
next_col_def = col_def;
}
col_def++;
}
if (next_col_def == NULL) {
/* no further column found */
return SNMP_ERR_NOSUCHINSTANCE;
}
instance->asn1_type = next_col_def->asn1_type;
instance->access = next_col_def->access;
result = table_node->get_next_cell_instance(
&next_col_def->index,
&row_oid,
instance);
if (result == SNMP_ERR_NOERROR) {
col_def = next_col_def;
break;
}
row_oid.len = 0; /* reset row_oid because we switch to next column and start with the first entry there */
column = next_col_def->index + 1;
} while (1);
/* build resulting oid */
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = 1;
instance->instance_oid.id[1] = col_def->index;
snmp_oid_append(&instance->instance_oid, row_oid.id, row_oid.len);
return SNMP_ERR_NOERROR;
}
snmp_err_t snmp_table_simple_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
snmp_err_t ret = SNMP_ERR_NOSUCHINSTANCE;
const struct snmp_table_simple_node *table_node = (const struct snmp_table_simple_node *)(const void *)instance->node;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check min. length (fixed row entry definition, column, row instance oid with at least one entry */
/* fixed row entry always has oid 1 */
if ((instance->instance_oid.len >= 3) && (instance->instance_oid.id[0] == 1)) {
ret = table_node->get_cell_value(
&(instance->instance_oid.id[1]),
&(instance->instance_oid.id[2]),
instance->instance_oid.len - 2,
&instance->reference,
&instance->reference_len);
if (ret == SNMP_ERR_NOERROR) {
/* search column */
const struct snmp_table_simple_col_def *col_def = table_node->columns;
u32_t i = table_node->column_count;
while (i > 0) {
if (col_def->index == instance->instance_oid.id[1]) {
break;
}
col_def++;
i--;
}
if (i > 0) {
instance->asn1_type = col_def->asn1_type;
instance->access = SNMP_NODE_INSTANCE_READ_ONLY;
instance->set_test = NULL;
instance->set_value = NULL;
switch (col_def->data_type) {
case SNMP_VARIANT_VALUE_TYPE_U32:
instance->get_value = snmp_table_extract_value_from_u32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_S32:
instance->get_value = snmp_table_extract_value_from_s32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_PTR: /* fall through */
case SNMP_VARIANT_VALUE_TYPE_CONST_PTR:
instance->get_value = snmp_table_extract_value_from_refconstptr;
break;
default:
LWIP_DEBUGF(SNMP_DEBUG, ("snmp_table_simple_get_instance(): unknown column data_type: %d\n", col_def->data_type));
return SNMP_ERR_GENERROR;
}
ret = SNMP_ERR_NOERROR;
} else {
ret = SNMP_ERR_NOSUCHINSTANCE;
}
}
}
return ret;
}
snmp_err_t snmp_table_simple_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
const struct snmp_table_simple_node *table_node = (const struct snmp_table_simple_node *)(const void *)instance->node;
const struct snmp_table_simple_col_def *col_def;
struct snmp_obj_id row_oid;
u32_t column = 0;
snmp_err_t result;
LWIP_UNUSED_ARG(root_oid);
LWIP_UNUSED_ARG(root_oid_len);
/* check that first part of id is 0 or 1, referencing fixed row entry */
if ((instance->instance_oid.len > 0) && (instance->instance_oid.id[0] > 1)) {
return SNMP_ERR_NOSUCHINSTANCE;
}
if (instance->instance_oid.len > 1) {
column = instance->instance_oid.id[1];
}
if (instance->instance_oid.len > 2) {
snmp_oid_assign(&row_oid, &(instance->instance_oid.id[2]), instance->instance_oid.len - 2);
} else {
row_oid.len = 0;
}
/* resolve column and value */
do {
u32_t i;
const struct snmp_table_simple_col_def *next_col_def = NULL;
col_def = table_node->columns;
for (i = 0; i < table_node->column_count; i++) {
if (col_def->index == column) {
next_col_def = col_def;
break;
} else if ((col_def->index > column) && ((next_col_def == NULL) ||
(col_def->index < next_col_def->index))) {
next_col_def = col_def;
}
col_def++;
}
if (next_col_def == NULL) {
/* no further column found */
return SNMP_ERR_NOSUCHINSTANCE;
}
result = table_node->get_next_cell_instance_and_value(
&next_col_def->index,
&row_oid,
&instance->reference,
&instance->reference_len);
if (result == SNMP_ERR_NOERROR) {
col_def = next_col_def;
break;
}
row_oid.len = 0; /* reset row_oid because we switch to next column and start with the first entry there */
column = next_col_def->index + 1;
} while (1);
instance->asn1_type = col_def->asn1_type;
instance->access = SNMP_NODE_INSTANCE_READ_ONLY;
instance->set_test = NULL;
instance->set_value = NULL;
switch (col_def->data_type) {
case SNMP_VARIANT_VALUE_TYPE_U32:
instance->get_value = snmp_table_extract_value_from_u32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_S32:
instance->get_value = snmp_table_extract_value_from_s32ref;
break;
case SNMP_VARIANT_VALUE_TYPE_PTR: /* fall through */
case SNMP_VARIANT_VALUE_TYPE_CONST_PTR:
instance->get_value = snmp_table_extract_value_from_refconstptr;
break;
default:
LWIP_DEBUGF(SNMP_DEBUG, ("snmp_table_simple_get_instance(): unknown column data_type: %d\n", col_def->data_type));
return SNMP_ERR_GENERROR;
}
/* build resulting oid */
instance->instance_oid.len = 2;
instance->instance_oid.id[0] = 1;
instance->instance_oid.id[1] = col_def->index;
snmp_oid_append(&instance->instance_oid, row_oid.id, row_oid.len);
return SNMP_ERR_NOERROR;
}
s16_t
snmp_table_extract_value_from_s32ref(struct snmp_node_instance *instance, void *value)
{
s32_t *dst = (s32_t *)value;
*dst = instance->reference.s32;
return sizeof(*dst);
}
s16_t
snmp_table_extract_value_from_u32ref(struct snmp_node_instance *instance, void *value)
{
u32_t *dst = (u32_t *)value;
*dst = instance->reference.u32;
return sizeof(*dst);
}
s16_t
snmp_table_extract_value_from_refconstptr(struct snmp_node_instance *instance, void *value)
{
MEMCPY(value, instance->reference.const_ptr, instance->reference_len);
return (u16_t)instance->reference_len;
}
#endif /* LWIP_SNMP */

462
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_threadsync.c
View File

@ -1,231 +1,231 @@
/**
* @file
* SNMP thread synchronization implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && (NO_SYS == 0) /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_threadsync.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/sys.h"
#include <string.h>
static void
call_synced_function(struct threadsync_data *call_data, snmp_threadsync_called_fn fn)
{
sys_mutex_lock(&call_data->threadsync_node->instance->sem_usage_mutex);
call_data->threadsync_node->instance->sync_fn(fn, call_data);
sys_sem_wait(&call_data->threadsync_node->instance->sem);
sys_mutex_unlock(&call_data->threadsync_node->instance->sem_usage_mutex);
}
static void
threadsync_get_value_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.get_value != NULL) {
call_data->retval.s16 = call_data->proxy_instance.get_value(&call_data->proxy_instance, call_data->arg1.value);
} else {
call_data->retval.s16 = -1;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static s16_t
threadsync_get_value(struct snmp_node_instance *instance, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_synced_function(call_data, threadsync_get_value_synced);
return call_data->retval.s16;
}
static void
threadsync_set_test_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.set_test != NULL) {
call_data->retval.err = call_data->proxy_instance.set_test(&call_data->proxy_instance, call_data->arg2.len, call_data->arg1.value);
} else {
call_data->retval.err = SNMP_ERR_NOTWRITABLE;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
threadsync_set_test(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_data->arg2.len = len;
call_synced_function(call_data, threadsync_set_test_synced);
return call_data->retval.err;
}
static void
threadsync_set_value_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.set_value != NULL) {
call_data->retval.err = call_data->proxy_instance.set_value(&call_data->proxy_instance, call_data->arg2.len, call_data->arg1.value);
} else {
call_data->retval.err = SNMP_ERR_NOTWRITABLE;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
threadsync_set_value(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_data->arg2.len = len;
call_synced_function(call_data, threadsync_set_value_synced);
return call_data->retval.err;
}
static void
threadsync_release_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
call_data->proxy_instance.release_instance(&call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static void
threadsync_release_instance(struct snmp_node_instance *instance)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
if (call_data->proxy_instance.release_instance != NULL) {
call_synced_function(call_data, threadsync_release_instance_synced);
}
}
static void
get_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
const struct snmp_leaf_node *leaf = (const struct snmp_leaf_node *)(const void *)call_data->proxy_instance.node;
call_data->retval.err = leaf->get_instance(call_data->arg1.root_oid, call_data->arg2.root_oid_len, &call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static void
get_next_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
const struct snmp_leaf_node *leaf = (const struct snmp_leaf_node *)(const void *)call_data->proxy_instance.node;
call_data->retval.err = leaf->get_next_instance(call_data->arg1.root_oid, call_data->arg2.root_oid_len, &call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
do_sync(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance, snmp_threadsync_called_fn fn)
{
const struct snmp_threadsync_node *threadsync_node = (const struct snmp_threadsync_node *)(const void *)instance->node;
struct threadsync_data *call_data = &threadsync_node->instance->data;
if (threadsync_node->node.node.oid != threadsync_node->target->node.oid) {
LWIP_DEBUGF(SNMP_DEBUG, ("Sync node OID does not match target node OID"));
return SNMP_ERR_NOSUCHINSTANCE;
}
memset(&call_data->proxy_instance, 0, sizeof(call_data->proxy_instance));
instance->reference.ptr = call_data;
snmp_oid_assign(&call_data->proxy_instance.instance_oid, instance->instance_oid.id, instance->instance_oid.len);
call_data->proxy_instance.node = &threadsync_node->target->node;
call_data->threadsync_node = threadsync_node;
call_data->arg1.root_oid = root_oid;
call_data->arg2.root_oid_len = root_oid_len;
call_synced_function(call_data, fn);
if (call_data->retval.err == SNMP_ERR_NOERROR) {
instance->access = call_data->proxy_instance.access;
instance->asn1_type = call_data->proxy_instance.asn1_type;
instance->release_instance = threadsync_release_instance;
instance->get_value = (call_data->proxy_instance.get_value != NULL) ? threadsync_get_value : NULL;
instance->set_value = (call_data->proxy_instance.set_value != NULL) ? threadsync_set_value : NULL;
instance->set_test = (call_data->proxy_instance.set_test != NULL) ? threadsync_set_test : NULL;
snmp_oid_assign(&instance->instance_oid, call_data->proxy_instance.instance_oid.id, call_data->proxy_instance.instance_oid.len);
}
return call_data->retval.err;
}
snmp_err_t
snmp_threadsync_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
return do_sync(root_oid, root_oid_len, instance, get_instance_synced);
}
snmp_err_t
snmp_threadsync_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
return do_sync(root_oid, root_oid_len, instance, get_next_instance_synced);
}
/** Initializes thread synchronization instance */
void snmp_threadsync_init(struct snmp_threadsync_instance *instance, snmp_threadsync_synchronizer_fn sync_fn)
{
err_t err = sys_mutex_new(&instance->sem_usage_mutex);
LWIP_ASSERT("Failed to set up mutex", err == ERR_OK);
err = sys_sem_new(&instance->sem, 0);
LWIP_UNUSED_ARG(err); /* in case of LWIP_NOASSERT */
LWIP_ASSERT("Failed to set up semaphore", err == ERR_OK);
instance->sync_fn = sync_fn;
}
#endif /* LWIP_SNMP */
/**
* @file
* SNMP thread synchronization implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && (NO_SYS == 0) /* don't build if not configured for use in lwipopts.h */
#include "lwip/apps/snmp_threadsync.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/sys.h"
#include <string.h>
static void
call_synced_function(struct threadsync_data *call_data, snmp_threadsync_called_fn fn)
{
sys_mutex_lock(&call_data->threadsync_node->instance->sem_usage_mutex);
call_data->threadsync_node->instance->sync_fn(fn, call_data);
sys_sem_wait(&call_data->threadsync_node->instance->sem);
sys_mutex_unlock(&call_data->threadsync_node->instance->sem_usage_mutex);
}
static void
threadsync_get_value_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.get_value != NULL) {
call_data->retval.s16 = call_data->proxy_instance.get_value(&call_data->proxy_instance, call_data->arg1.value);
} else {
call_data->retval.s16 = -1;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static s16_t
threadsync_get_value(struct snmp_node_instance *instance, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_synced_function(call_data, threadsync_get_value_synced);
return call_data->retval.s16;
}
static void
threadsync_set_test_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.set_test != NULL) {
call_data->retval.err = call_data->proxy_instance.set_test(&call_data->proxy_instance, call_data->arg2.len, call_data->arg1.value);
} else {
call_data->retval.err = SNMP_ERR_NOTWRITABLE;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
threadsync_set_test(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_data->arg2.len = len;
call_synced_function(call_data, threadsync_set_test_synced);
return call_data->retval.err;
}
static void
threadsync_set_value_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
if (call_data->proxy_instance.set_value != NULL) {
call_data->retval.err = call_data->proxy_instance.set_value(&call_data->proxy_instance, call_data->arg2.len, call_data->arg1.value);
} else {
call_data->retval.err = SNMP_ERR_NOTWRITABLE;
}
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
threadsync_set_value(struct snmp_node_instance *instance, u16_t len, void *value)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
call_data->arg1.value = value;
call_data->arg2.len = len;
call_synced_function(call_data, threadsync_set_value_synced);
return call_data->retval.err;
}
static void
threadsync_release_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
call_data->proxy_instance.release_instance(&call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static void
threadsync_release_instance(struct snmp_node_instance *instance)
{
struct threadsync_data *call_data = (struct threadsync_data *)instance->reference.ptr;
if (call_data->proxy_instance.release_instance != NULL) {
call_synced_function(call_data, threadsync_release_instance_synced);
}
}
static void
get_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
const struct snmp_leaf_node *leaf = (const struct snmp_leaf_node *)(const void *)call_data->proxy_instance.node;
call_data->retval.err = leaf->get_instance(call_data->arg1.root_oid, call_data->arg2.root_oid_len, &call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static void
get_next_instance_synced(void *ctx)
{
struct threadsync_data *call_data = (struct threadsync_data *)ctx;
const struct snmp_leaf_node *leaf = (const struct snmp_leaf_node *)(const void *)call_data->proxy_instance.node;
call_data->retval.err = leaf->get_next_instance(call_data->arg1.root_oid, call_data->arg2.root_oid_len, &call_data->proxy_instance);
sys_sem_signal(&call_data->threadsync_node->instance->sem);
}
static snmp_err_t
do_sync(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance, snmp_threadsync_called_fn fn)
{
const struct snmp_threadsync_node *threadsync_node = (const struct snmp_threadsync_node *)(const void *)instance->node;
struct threadsync_data *call_data = &threadsync_node->instance->data;
if (threadsync_node->node.node.oid != threadsync_node->target->node.oid) {
LWIP_DEBUGF(SNMP_DEBUG, ("Sync node OID does not match target node OID"));
return SNMP_ERR_NOSUCHINSTANCE;
}
memset(&call_data->proxy_instance, 0, sizeof(call_data->proxy_instance));
instance->reference.ptr = call_data;
snmp_oid_assign(&call_data->proxy_instance.instance_oid, instance->instance_oid.id, instance->instance_oid.len);
call_data->proxy_instance.node = &threadsync_node->target->node;
call_data->threadsync_node = threadsync_node;
call_data->arg1.root_oid = root_oid;
call_data->arg2.root_oid_len = root_oid_len;
call_synced_function(call_data, fn);
if (call_data->retval.err == SNMP_ERR_NOERROR) {
instance->access = call_data->proxy_instance.access;
instance->asn1_type = call_data->proxy_instance.asn1_type;
instance->release_instance = threadsync_release_instance;
instance->get_value = (call_data->proxy_instance.get_value != NULL) ? threadsync_get_value : NULL;
instance->set_value = (call_data->proxy_instance.set_value != NULL) ? threadsync_set_value : NULL;
instance->set_test = (call_data->proxy_instance.set_test != NULL) ? threadsync_set_test : NULL;
snmp_oid_assign(&instance->instance_oid, call_data->proxy_instance.instance_oid.id, call_data->proxy_instance.instance_oid.len);
}
return call_data->retval.err;
}
snmp_err_t
snmp_threadsync_get_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
return do_sync(root_oid, root_oid_len, instance, get_instance_synced);
}
snmp_err_t
snmp_threadsync_get_next_instance(const u32_t *root_oid, u8_t root_oid_len, struct snmp_node_instance *instance)
{
return do_sync(root_oid, root_oid_len, instance, get_next_instance_synced);
}
/** Initializes thread synchronization instance */
void snmp_threadsync_init(struct snmp_threadsync_instance *instance, snmp_threadsync_synchronizer_fn sync_fn)
{
err_t err = sys_mutex_new(&instance->sem_usage_mutex);
LWIP_ASSERT("Failed to set up mutex", err == ERR_OK);
err = sys_sem_new(&instance->sem, 0);
LWIP_UNUSED_ARG(err); /* in case of LWIP_NOASSERT */
LWIP_ASSERT("Failed to set up semaphore", err == ERR_OK);
instance->sync_fn = sync_fn;
}
#endif /* LWIP_SNMP */

916
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmp_traps.c
View File

@ -1,458 +1,458 @@
/**
* @file
* SNMPv1 traps implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel
* Christiaan Simons <christiaan.simons@axon.tv>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include <string.h>
#include "lwip/snmp.h"
#include "lwip/sys.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/prot/iana.h"
#include "snmp_msg.h"
#include "snmp_asn1.h"
#include "snmp_core_priv.h"
struct snmp_msg_trap {
/* source enterprise ID (sysObjectID) */
const struct snmp_obj_id *enterprise;
/* source IP address, raw network order format */
ip_addr_t sip;
/* generic trap code */
u32_t gen_trap;
/* specific trap code */
u32_t spc_trap;
/* timestamp */
u32_t ts;
/* snmp_version */
u32_t snmp_version;
/* output trap lengths used in ASN encoding */
/* encoding pdu length */
u16_t pdulen;
/* encoding community length */
u16_t comlen;
/* encoding sequence length */
u16_t seqlen;
/* encoding varbinds sequence length */
u16_t vbseqlen;
};
static u16_t snmp_trap_varbind_sum(struct snmp_msg_trap *trap, struct snmp_varbind *varbinds);
static u16_t snmp_trap_header_sum(struct snmp_msg_trap *trap, u16_t vb_len);
static err_t snmp_trap_header_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream);
static err_t snmp_trap_varbind_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbinds);
#define BUILD_EXEC(code) \
if ((code) != ERR_OK) { \
LWIP_DEBUGF(SNMP_DEBUG, ("SNMP error during creation of outbound trap frame!")); \
return ERR_ARG; \
}
/** Agent community string for sending traps */
extern const char *snmp_community_trap;
void *snmp_traps_handle;
struct snmp_trap_dst {
/* destination IP address in network order */
ip_addr_t dip;
/* set to 0 when disabled, >0 when enabled */
u8_t enable;
};
static struct snmp_trap_dst trap_dst[SNMP_TRAP_DESTINATIONS];
static u8_t snmp_auth_traps_enabled = 0;
/**
* @ingroup snmp_traps
* Sets enable switch for this trap destination.
* @param dst_idx index in 0 .. SNMP_TRAP_DESTINATIONS-1
* @param enable switch if 0 destination is disabled >0 enabled.
*/
void
snmp_trap_dst_enable(u8_t dst_idx, u8_t enable)
{
LWIP_ASSERT_CORE_LOCKED();
if (dst_idx < SNMP_TRAP_DESTINATIONS) {
trap_dst[dst_idx].enable = enable;
}
}
/**
* @ingroup snmp_traps
* Sets IPv4 address for this trap destination.
* @param dst_idx index in 0 .. SNMP_TRAP_DESTINATIONS-1
* @param dst IPv4 address in host order.
*/
void
snmp_trap_dst_ip_set(u8_t dst_idx, const ip_addr_t *dst)
{
LWIP_ASSERT_CORE_LOCKED();
if (dst_idx < SNMP_TRAP_DESTINATIONS) {
ip_addr_set(&trap_dst[dst_idx].dip, dst);
}
}
/**
* @ingroup snmp_traps
* Enable/disable authentication traps
*/
void
snmp_set_auth_traps_enabled(u8_t enable)
{
snmp_auth_traps_enabled = enable;
}
/**
* @ingroup snmp_traps
* Get authentication traps enabled state
*/
u8_t
snmp_get_auth_traps_enabled(void)
{
return snmp_auth_traps_enabled;
}
/**
* @ingroup snmp_traps
* Sends a generic or enterprise specific trap message.
*
* @param eoid points to enterprise object identifier
* @param generic_trap is the trap code
* @param specific_trap used for enterprise traps when generic_trap == 6
* @param varbinds linked list of varbinds to be sent
* @return ERR_OK when success, ERR_MEM if we're out of memory
*
* @note the use of the enterprise identifier field
* is per RFC1215.
* Use .iso.org.dod.internet.mgmt.mib-2.snmp for generic traps
* and .iso.org.dod.internet.private.enterprises.yourenterprise
* (sysObjectID) for specific traps.
*/
err_t
snmp_send_trap(const struct snmp_obj_id *eoid, s32_t generic_trap, s32_t specific_trap, struct snmp_varbind *varbinds)
{
struct snmp_msg_trap trap_msg;
struct snmp_trap_dst *td;
struct pbuf *p;
u16_t i, tot_len;
err_t err = ERR_OK;
LWIP_ASSERT_CORE_LOCKED();
trap_msg.snmp_version = 0;
for (i = 0, td = &trap_dst[0]; i < SNMP_TRAP_DESTINATIONS; i++, td++) {
if ((td->enable != 0) && !ip_addr_isany(&td->dip)) {
/* lookup current source address for this dst */
if (snmp_get_local_ip_for_dst(snmp_traps_handle, &td->dip, &trap_msg.sip)) {
if (eoid == NULL) {
trap_msg.enterprise = snmp_get_device_enterprise_oid();
} else {
trap_msg.enterprise = eoid;
}
trap_msg.gen_trap = generic_trap;
if (generic_trap == SNMP_GENTRAP_ENTERPRISE_SPECIFIC) {
trap_msg.spc_trap = specific_trap;
} else {
trap_msg.spc_trap = 0;
}
MIB2_COPY_SYSUPTIME_TO(&trap_msg.ts);
/* pass 0, calculate length fields */
tot_len = snmp_trap_varbind_sum(&trap_msg, varbinds);
tot_len = snmp_trap_header_sum(&trap_msg, tot_len);
/* allocate pbuf(s) */
p = pbuf_alloc(PBUF_TRANSPORT, tot_len, PBUF_RAM);
if (p != NULL) {
struct snmp_pbuf_stream pbuf_stream;
snmp_pbuf_stream_init(&pbuf_stream, p, 0, tot_len);
/* pass 1, encode packet into the pbuf(s) */
snmp_trap_header_enc(&trap_msg, &pbuf_stream);
snmp_trap_varbind_enc(&trap_msg, &pbuf_stream, varbinds);
snmp_stats.outtraps++;
snmp_stats.outpkts++;
/** send to the TRAP destination */
snmp_sendto(snmp_traps_handle, p, &td->dip, LWIP_IANA_PORT_SNMP_TRAP);
pbuf_free(p);
} else {
err = ERR_MEM;
}
} else {
/* routing error */
err = ERR_RTE;
}
}
}
return err;
}
/**
* @ingroup snmp_traps
* Send generic SNMP trap
*/
err_t
snmp_send_trap_generic(s32_t generic_trap)
{
static const struct snmp_obj_id oid = { 7, { 1, 3, 6, 1, 2, 1, 11 } };
return snmp_send_trap(&oid, generic_trap, 0, NULL);
}
/**
* @ingroup snmp_traps
* Send specific SNMP trap with variable bindings
*/
err_t
snmp_send_trap_specific(s32_t specific_trap, struct snmp_varbind *varbinds)
{
return snmp_send_trap(NULL, SNMP_GENTRAP_ENTERPRISE_SPECIFIC, specific_trap, varbinds);
}
/**
* @ingroup snmp_traps
* Send coldstart trap
*/
void
snmp_coldstart_trap(void)
{
snmp_send_trap_generic(SNMP_GENTRAP_COLDSTART);
}
/**
* @ingroup snmp_traps
* Send authentication failure trap (used internally by agent)
*/
void
snmp_authfail_trap(void)
{
if (snmp_auth_traps_enabled != 0) {
snmp_send_trap_generic(SNMP_GENTRAP_AUTH_FAILURE);
}
}
static u16_t
snmp_trap_varbind_sum(struct snmp_msg_trap *trap, struct snmp_varbind *varbinds)
{
struct snmp_varbind *varbind;
u16_t tot_len;
u8_t tot_len_len;
tot_len = 0;
varbind = varbinds;
while (varbind != NULL) {
struct snmp_varbind_len len;
if (snmp_varbind_length(varbind, &len) == ERR_OK) {
tot_len += 1 + len.vb_len_len + len.vb_value_len;
}
varbind = varbind->next;
}
trap->vbseqlen = tot_len;
snmp_asn1_enc_length_cnt(trap->vbseqlen, &tot_len_len);
tot_len += 1 + tot_len_len;
return tot_len;
}
/**
* Sums trap header field lengths from tail to head and
* returns trap_header_lengths for second encoding pass.
*
* @param trap Trap message
* @param vb_len varbind-list length
* @return the required length for encoding the trap header
*/
static u16_t
snmp_trap_header_sum(struct snmp_msg_trap *trap, u16_t vb_len)
{
u16_t tot_len;
u16_t len;
u8_t lenlen;
tot_len = vb_len;
snmp_asn1_enc_u32t_cnt(trap->ts, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_s32t_cnt(trap->spc_trap, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_s32t_cnt(trap->gen_trap, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
if (IP_IS_V6_VAL(trap->sip)) {
#if LWIP_IPV6
len = sizeof(ip_2_ip6(&trap->sip)->addr);
#endif
} else {
#if LWIP_IPV4
len = sizeof(ip_2_ip4(&trap->sip)->addr);
#endif
}
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_oid_cnt(trap->enterprise->id, trap->enterprise->len, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
trap->pdulen = tot_len;
snmp_asn1_enc_length_cnt(trap->pdulen, &lenlen);
tot_len += 1 + lenlen;
trap->comlen = (u16_t)LWIP_MIN(strlen(snmp_community_trap), 0xFFFF);
snmp_asn1_enc_length_cnt(trap->comlen, &lenlen);
tot_len += 1 + lenlen + trap->comlen;
snmp_asn1_enc_s32t_cnt(trap->snmp_version, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
trap->seqlen = tot_len;
snmp_asn1_enc_length_cnt(trap->seqlen, &lenlen);
tot_len += 1 + lenlen;
return tot_len;
}
static err_t
snmp_trap_varbind_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbinds)
{
struct snmp_asn1_tlv tlv;
struct snmp_varbind *varbind;
varbind = varbinds;
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_SEQUENCE, 0, trap->vbseqlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
while (varbind != NULL) {
BUILD_EXEC( snmp_append_outbound_varbind(pbuf_stream, varbind) );
varbind = varbind->next;
}
return ERR_OK;
}
/**
* Encodes trap header from head to tail.
*/
static err_t
snmp_trap_header_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream)
{
struct snmp_asn1_tlv tlv;
/* 'Message' sequence */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_SEQUENCE, 0, trap->seqlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
/* version */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->snmp_version, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->snmp_version) );
/* community */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_OCTET_STRING, 0, trap->comlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)snmp_community_trap, trap->comlen) );
/* 'PDU' sequence */
SNMP_ASN1_SET_TLV_PARAMS(tlv, (SNMP_ASN1_CLASS_CONTEXT | SNMP_ASN1_CONTENTTYPE_CONSTRUCTED | SNMP_ASN1_CONTEXT_PDU_TRAP), 0, trap->pdulen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
/* object ID */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_OBJECT_ID, 0, 0);
snmp_asn1_enc_oid_cnt(trap->enterprise->id, trap->enterprise->len, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_oid(pbuf_stream, trap->enterprise->id, trap->enterprise->len) );
/* IP addr */
if (IP_IS_V6_VAL(trap->sip)) {
#if LWIP_IPV6
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_IPADDR, 0, sizeof(ip_2_ip6(&trap->sip)->addr));
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)&ip_2_ip6(&trap->sip)->addr, sizeof(ip_2_ip6(&trap->sip)->addr)) );
#endif
} else {
#if LWIP_IPV4
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_IPADDR, 0, sizeof(ip_2_ip4(&trap->sip)->addr));
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)&ip_2_ip4(&trap->sip)->addr, sizeof(ip_2_ip4(&trap->sip)->addr)) );
#endif
}
/* trap length */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->gen_trap, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->gen_trap) );
/* specific trap */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->spc_trap, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->spc_trap) );
/* timestamp */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_TIMETICKS, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->ts, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->ts) );
return ERR_OK;
}
#endif /* LWIP_SNMP */
/**
* @file
* SNMPv1 traps implementation.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Martin Hentschel
* Christiaan Simons <christiaan.simons@axon.tv>
*
*/
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP /* don't build if not configured for use in lwipopts.h */
#include <string.h>
#include "lwip/snmp.h"
#include "lwip/sys.h"
#include "lwip/apps/snmp.h"
#include "lwip/apps/snmp_core.h"
#include "lwip/prot/iana.h"
#include "snmp_msg.h"
#include "snmp_asn1.h"
#include "snmp_core_priv.h"
struct snmp_msg_trap {
/* source enterprise ID (sysObjectID) */
const struct snmp_obj_id *enterprise;
/* source IP address, raw network order format */
ip_addr_t sip;
/* generic trap code */
u32_t gen_trap;
/* specific trap code */
u32_t spc_trap;
/* timestamp */
u32_t ts;
/* snmp_version */
u32_t snmp_version;
/* output trap lengths used in ASN encoding */
/* encoding pdu length */
u16_t pdulen;
/* encoding community length */
u16_t comlen;
/* encoding sequence length */
u16_t seqlen;
/* encoding varbinds sequence length */
u16_t vbseqlen;
};
static u16_t snmp_trap_varbind_sum(struct snmp_msg_trap *trap, struct snmp_varbind *varbinds);
static u16_t snmp_trap_header_sum(struct snmp_msg_trap *trap, u16_t vb_len);
static err_t snmp_trap_header_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream);
static err_t snmp_trap_varbind_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbinds);
#define BUILD_EXEC(code) \
if ((code) != ERR_OK) { \
LWIP_DEBUGF(SNMP_DEBUG, ("SNMP error during creation of outbound trap frame!")); \
return ERR_ARG; \
}
/** Agent community string for sending traps */
extern const char *snmp_community_trap;
void *snmp_traps_handle;
struct snmp_trap_dst {
/* destination IP address in network order */
ip_addr_t dip;
/* set to 0 when disabled, >0 when enabled */
u8_t enable;
};
static struct snmp_trap_dst trap_dst[SNMP_TRAP_DESTINATIONS];
static u8_t snmp_auth_traps_enabled = 0;
/**
* @ingroup snmp_traps
* Sets enable switch for this trap destination.
* @param dst_idx index in 0 .. SNMP_TRAP_DESTINATIONS-1
* @param enable switch if 0 destination is disabled >0 enabled.
*/
void
snmp_trap_dst_enable(u8_t dst_idx, u8_t enable)
{
LWIP_ASSERT_CORE_LOCKED();
if (dst_idx < SNMP_TRAP_DESTINATIONS) {
trap_dst[dst_idx].enable = enable;
}
}
/**
* @ingroup snmp_traps
* Sets IPv4 address for this trap destination.
* @param dst_idx index in 0 .. SNMP_TRAP_DESTINATIONS-1
* @param dst IPv4 address in host order.
*/
void
snmp_trap_dst_ip_set(u8_t dst_idx, const ip_addr_t *dst)
{
LWIP_ASSERT_CORE_LOCKED();
if (dst_idx < SNMP_TRAP_DESTINATIONS) {
ip_addr_set(&trap_dst[dst_idx].dip, dst);
}
}
/**
* @ingroup snmp_traps
* Enable/disable authentication traps
*/
void
snmp_set_auth_traps_enabled(u8_t enable)
{
snmp_auth_traps_enabled = enable;
}
/**
* @ingroup snmp_traps
* Get authentication traps enabled state
*/
u8_t
snmp_get_auth_traps_enabled(void)
{
return snmp_auth_traps_enabled;
}
/**
* @ingroup snmp_traps
* Sends a generic or enterprise specific trap message.
*
* @param eoid points to enterprise object identifier
* @param generic_trap is the trap code
* @param specific_trap used for enterprise traps when generic_trap == 6
* @param varbinds linked list of varbinds to be sent
* @return ERR_OK when success, ERR_MEM if we're out of memory
*
* @note the use of the enterprise identifier field
* is per RFC1215.
* Use .iso.org.dod.internet.mgmt.mib-2.snmp for generic traps
* and .iso.org.dod.internet.private.enterprises.yourenterprise
* (sysObjectID) for specific traps.
*/
err_t
snmp_send_trap(const struct snmp_obj_id *eoid, s32_t generic_trap, s32_t specific_trap, struct snmp_varbind *varbinds)
{
struct snmp_msg_trap trap_msg;
struct snmp_trap_dst *td;
struct pbuf *p;
u16_t i, tot_len;
err_t err = ERR_OK;
LWIP_ASSERT_CORE_LOCKED();
trap_msg.snmp_version = 0;
for (i = 0, td = &trap_dst[0]; i < SNMP_TRAP_DESTINATIONS; i++, td++) {
if ((td->enable != 0) && !ip_addr_isany(&td->dip)) {
/* lookup current source address for this dst */
if (snmp_get_local_ip_for_dst(snmp_traps_handle, &td->dip, &trap_msg.sip)) {
if (eoid == NULL) {
trap_msg.enterprise = snmp_get_device_enterprise_oid();
} else {
trap_msg.enterprise = eoid;
}
trap_msg.gen_trap = generic_trap;
if (generic_trap == SNMP_GENTRAP_ENTERPRISE_SPECIFIC) {
trap_msg.spc_trap = specific_trap;
} else {
trap_msg.spc_trap = 0;
}
MIB2_COPY_SYSUPTIME_TO(&trap_msg.ts);
/* pass 0, calculate length fields */
tot_len = snmp_trap_varbind_sum(&trap_msg, varbinds);
tot_len = snmp_trap_header_sum(&trap_msg, tot_len);
/* allocate pbuf(s) */
p = pbuf_alloc(PBUF_TRANSPORT, tot_len, PBUF_RAM);
if (p != NULL) {
struct snmp_pbuf_stream pbuf_stream;
snmp_pbuf_stream_init(&pbuf_stream, p, 0, tot_len);
/* pass 1, encode packet into the pbuf(s) */
snmp_trap_header_enc(&trap_msg, &pbuf_stream);
snmp_trap_varbind_enc(&trap_msg, &pbuf_stream, varbinds);
snmp_stats.outtraps++;
snmp_stats.outpkts++;
/** send to the TRAP destination */
snmp_sendto(snmp_traps_handle, p, &td->dip, LWIP_IANA_PORT_SNMP_TRAP);
pbuf_free(p);
} else {
err = ERR_MEM;
}
} else {
/* routing error */
err = ERR_RTE;
}
}
}
return err;
}
/**
* @ingroup snmp_traps
* Send generic SNMP trap
*/
err_t
snmp_send_trap_generic(s32_t generic_trap)
{
static const struct snmp_obj_id oid = { 7, { 1, 3, 6, 1, 2, 1, 11 } };
return snmp_send_trap(&oid, generic_trap, 0, NULL);
}
/**
* @ingroup snmp_traps
* Send specific SNMP trap with variable bindings
*/
err_t
snmp_send_trap_specific(s32_t specific_trap, struct snmp_varbind *varbinds)
{
return snmp_send_trap(NULL, SNMP_GENTRAP_ENTERPRISE_SPECIFIC, specific_trap, varbinds);
}
/**
* @ingroup snmp_traps
* Send coldstart trap
*/
void
snmp_coldstart_trap(void)
{
snmp_send_trap_generic(SNMP_GENTRAP_COLDSTART);
}
/**
* @ingroup snmp_traps
* Send authentication failure trap (used internally by agent)
*/
void
snmp_authfail_trap(void)
{
if (snmp_auth_traps_enabled != 0) {
snmp_send_trap_generic(SNMP_GENTRAP_AUTH_FAILURE);
}
}
static u16_t
snmp_trap_varbind_sum(struct snmp_msg_trap *trap, struct snmp_varbind *varbinds)
{
struct snmp_varbind *varbind;
u16_t tot_len;
u8_t tot_len_len;
tot_len = 0;
varbind = varbinds;
while (varbind != NULL) {
struct snmp_varbind_len len;
if (snmp_varbind_length(varbind, &len) == ERR_OK) {
tot_len += 1 + len.vb_len_len + len.vb_value_len;
}
varbind = varbind->next;
}
trap->vbseqlen = tot_len;
snmp_asn1_enc_length_cnt(trap->vbseqlen, &tot_len_len);
tot_len += 1 + tot_len_len;
return tot_len;
}
/**
* Sums trap header field lengths from tail to head and
* returns trap_header_lengths for second encoding pass.
*
* @param trap Trap message
* @param vb_len varbind-list length
* @return the required length for encoding the trap header
*/
static u16_t
snmp_trap_header_sum(struct snmp_msg_trap *trap, u16_t vb_len)
{
u16_t tot_len;
u16_t len;
u8_t lenlen;
tot_len = vb_len;
snmp_asn1_enc_u32t_cnt(trap->ts, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_s32t_cnt(trap->spc_trap, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_s32t_cnt(trap->gen_trap, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
if (IP_IS_V6_VAL(trap->sip)) {
#if LWIP_IPV6
len = sizeof(ip_2_ip6(&trap->sip)->addr);
#endif
} else {
#if LWIP_IPV4
len = sizeof(ip_2_ip4(&trap->sip)->addr);
#endif
}
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
snmp_asn1_enc_oid_cnt(trap->enterprise->id, trap->enterprise->len, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
trap->pdulen = tot_len;
snmp_asn1_enc_length_cnt(trap->pdulen, &lenlen);
tot_len += 1 + lenlen;
trap->comlen = (u16_t)LWIP_MIN(strlen(snmp_community_trap), 0xFFFF);
snmp_asn1_enc_length_cnt(trap->comlen, &lenlen);
tot_len += 1 + lenlen + trap->comlen;
snmp_asn1_enc_s32t_cnt(trap->snmp_version, &len);
snmp_asn1_enc_length_cnt(len, &lenlen);
tot_len += 1 + len + lenlen;
trap->seqlen = tot_len;
snmp_asn1_enc_length_cnt(trap->seqlen, &lenlen);
tot_len += 1 + lenlen;
return tot_len;
}
static err_t
snmp_trap_varbind_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream, struct snmp_varbind *varbinds)
{
struct snmp_asn1_tlv tlv;
struct snmp_varbind *varbind;
varbind = varbinds;
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_SEQUENCE, 0, trap->vbseqlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
while (varbind != NULL) {
BUILD_EXEC( snmp_append_outbound_varbind(pbuf_stream, varbind) );
varbind = varbind->next;
}
return ERR_OK;
}
/**
* Encodes trap header from head to tail.
*/
static err_t
snmp_trap_header_enc(struct snmp_msg_trap *trap, struct snmp_pbuf_stream *pbuf_stream)
{
struct snmp_asn1_tlv tlv;
/* 'Message' sequence */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_SEQUENCE, 0, trap->seqlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
/* version */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->snmp_version, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->snmp_version) );
/* community */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_OCTET_STRING, 0, trap->comlen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)snmp_community_trap, trap->comlen) );
/* 'PDU' sequence */
SNMP_ASN1_SET_TLV_PARAMS(tlv, (SNMP_ASN1_CLASS_CONTEXT | SNMP_ASN1_CONTENTTYPE_CONSTRUCTED | SNMP_ASN1_CONTEXT_PDU_TRAP), 0, trap->pdulen);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
/* object ID */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_OBJECT_ID, 0, 0);
snmp_asn1_enc_oid_cnt(trap->enterprise->id, trap->enterprise->len, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_oid(pbuf_stream, trap->enterprise->id, trap->enterprise->len) );
/* IP addr */
if (IP_IS_V6_VAL(trap->sip)) {
#if LWIP_IPV6
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_IPADDR, 0, sizeof(ip_2_ip6(&trap->sip)->addr));
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)&ip_2_ip6(&trap->sip)->addr, sizeof(ip_2_ip6(&trap->sip)->addr)) );
#endif
} else {
#if LWIP_IPV4
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_IPADDR, 0, sizeof(ip_2_ip4(&trap->sip)->addr));
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_raw(pbuf_stream, (const u8_t *)&ip_2_ip4(&trap->sip)->addr, sizeof(ip_2_ip4(&trap->sip)->addr)) );
#endif
}
/* trap length */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->gen_trap, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->gen_trap) );
/* specific trap */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_INTEGER, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->spc_trap, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->spc_trap) );
/* timestamp */
SNMP_ASN1_SET_TLV_PARAMS(tlv, SNMP_ASN1_TYPE_TIMETICKS, 0, 0);
snmp_asn1_enc_s32t_cnt(trap->ts, &tlv.value_len);
BUILD_EXEC( snmp_ans1_enc_tlv(pbuf_stream, &tlv) );
BUILD_EXEC( snmp_asn1_enc_s32t(pbuf_stream, tlv.value_len, trap->ts) );
return ERR_OK;
}
#endif /* LWIP_SNMP */

272
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmpv3.c
View File

@ -1,136 +1,136 @@
/**
* @file
* Additional SNMPv3 functionality RFC3414 and RFC3826.
*/
/*
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
*/
#include "snmpv3_priv.h"
#include "lwip/apps/snmpv3.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && LWIP_SNMP_V3
#ifdef LWIP_SNMPV3_INCLUDE_ENGINE
#include LWIP_SNMPV3_INCLUDE_ENGINE
#endif
#define SNMP_MAX_TIME_BOOT 2147483647UL
/** Call this if engine has been changed. Has to reset boots, see below */
void
snmpv3_engine_id_changed(void)
{
snmpv3_set_engine_boots(0);
}
/** According to RFC3414 2.2.2.
*
* The number of times that the SNMP engine has
* (re-)initialized itself since snmpEngineID
* was last configured.
*/
s32_t
snmpv3_get_engine_boots_internal(void)
{
if (snmpv3_get_engine_boots() == 0 ||
snmpv3_get_engine_boots() < SNMP_MAX_TIME_BOOT) {
return snmpv3_get_engine_boots();
}
snmpv3_set_engine_boots(SNMP_MAX_TIME_BOOT);
return snmpv3_get_engine_boots();
}
/** RFC3414 2.2.2.
*
* Once the timer reaches 2147483647 it gets reset to zero and the
* engine boot ups get incremented.
*/
s32_t
snmpv3_get_engine_time_internal(void)
{
if (snmpv3_get_engine_time() >= SNMP_MAX_TIME_BOOT) {
snmpv3_reset_engine_time();
if (snmpv3_get_engine_boots() < SNMP_MAX_TIME_BOOT - 1) {
snmpv3_set_engine_boots(snmpv3_get_engine_boots() + 1);
} else {
snmpv3_set_engine_boots(SNMP_MAX_TIME_BOOT);
}
}
return snmpv3_get_engine_time();
}
#if LWIP_SNMP_V3_CRYPTO
/* This function ignores the byte order suggestion in RFC3414
* since it simply doesn't influence the effectiveness of an IV.
*
* Implementing RFC3826 priv param algorithm if LWIP_RAND is available.
*
* @todo: This is a potential thread safety issue.
*/
err_t
snmpv3_build_priv_param(u8_t *priv_param)
{
#ifdef LWIP_RAND /* Based on RFC3826 */
static u8_t init;
static u32_t priv1, priv2;
/* Lazy initialisation */
if (init == 0) {
init = 1;
priv1 = LWIP_RAND();
priv2 = LWIP_RAND();
}
SMEMCPY(&priv_param[0], &priv1, sizeof(priv1));
SMEMCPY(&priv_param[4], &priv2, sizeof(priv2));
/* Emulate 64bit increment */
priv1++;
if (!priv1) { /* Overflow */
priv2++;
}
#else /* Based on RFC3414 */
static u32_t ctr;
u32_t boots = snmpv3_get_engine_boots_internal();
SMEMCPY(&priv_param[0], &boots, 4);
SMEMCPY(&priv_param[4], &ctr, 4);
ctr++;
#endif
return ERR_OK;
}
#endif /* LWIP_SNMP_V3_CRYPTO */
#endif
/**
* @file
* Additional SNMPv3 functionality RFC3414 and RFC3826.
*/
/*
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
*/
#include "snmpv3_priv.h"
#include "lwip/apps/snmpv3.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && LWIP_SNMP_V3
#ifdef LWIP_SNMPV3_INCLUDE_ENGINE
#include LWIP_SNMPV3_INCLUDE_ENGINE
#endif
#define SNMP_MAX_TIME_BOOT 2147483647UL
/** Call this if engine has been changed. Has to reset boots, see below */
void
snmpv3_engine_id_changed(void)
{
snmpv3_set_engine_boots(0);
}
/** According to RFC3414 2.2.2.
*
* The number of times that the SNMP engine has
* (re-)initialized itself since snmpEngineID
* was last configured.
*/
s32_t
snmpv3_get_engine_boots_internal(void)
{
if (snmpv3_get_engine_boots() == 0 ||
snmpv3_get_engine_boots() < SNMP_MAX_TIME_BOOT) {
return snmpv3_get_engine_boots();
}
snmpv3_set_engine_boots(SNMP_MAX_TIME_BOOT);
return snmpv3_get_engine_boots();
}
/** RFC3414 2.2.2.
*
* Once the timer reaches 2147483647 it gets reset to zero and the
* engine boot ups get incremented.
*/
s32_t
snmpv3_get_engine_time_internal(void)
{
if (snmpv3_get_engine_time() >= SNMP_MAX_TIME_BOOT) {
snmpv3_reset_engine_time();
if (snmpv3_get_engine_boots() < SNMP_MAX_TIME_BOOT - 1) {
snmpv3_set_engine_boots(snmpv3_get_engine_boots() + 1);
} else {
snmpv3_set_engine_boots(SNMP_MAX_TIME_BOOT);
}
}
return snmpv3_get_engine_time();
}
#if LWIP_SNMP_V3_CRYPTO
/* This function ignores the byte order suggestion in RFC3414
* since it simply doesn't influence the effectiveness of an IV.
*
* Implementing RFC3826 priv param algorithm if LWIP_RAND is available.
*
* @todo: This is a potential thread safety issue.
*/
err_t
snmpv3_build_priv_param(u8_t *priv_param)
{
#ifdef LWIP_RAND /* Based on RFC3826 */
static u8_t init;
static u32_t priv1, priv2;
/* Lazy initialisation */
if (init == 0) {
init = 1;
priv1 = LWIP_RAND();
priv2 = LWIP_RAND();
}
SMEMCPY(&priv_param[0], &priv1, sizeof(priv1));
SMEMCPY(&priv_param[4], &priv2, sizeof(priv2));
/* Emulate 64bit increment */
priv1++;
if (!priv1) { /* Overflow */
priv2++;
}
#else /* Based on RFC3414 */
static u32_t ctr;
u32_t boots = snmpv3_get_engine_boots_internal();
SMEMCPY(&priv_param[0], &boots, 4);
SMEMCPY(&priv_param[4], &ctr, 4);
ctr++;
#endif
return ERR_OK;
}
#endif /* LWIP_SNMP_V3_CRYPTO */
#endif

684
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmpv3_mbedtls.c
View File

@ -1,342 +1,342 @@
/**
* @file
* SNMPv3 crypto/auth functions implemented for ARM mbedtls.
*/
/*
* Copyright (c) 2016 Elias Oenal and Dirk Ziegelmeier.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
* Dirk Ziegelmeier <dirk@ziegelmeier.net>
*/
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/arch.h"
#include "snmp_msg.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && LWIP_SNMP_V3 && LWIP_SNMP_V3_MBEDTLS
#include "mbedtls/md.h"
#include "mbedtls/cipher.h"
#include "mbedtls/md5.h"
#include "mbedtls/sha1.h"
err_t
snmpv3_auth(struct snmp_pbuf_stream *stream, u16_t length,
const u8_t *key, snmpv3_auth_algo_t algo, u8_t *hmac_out)
{
u32_t i;
u8_t key_len;
const mbedtls_md_info_t *md_info;
mbedtls_md_context_t ctx;
struct snmp_pbuf_stream read_stream;
snmp_pbuf_stream_init(&read_stream, stream->pbuf, stream->offset, stream->length);
if (algo == SNMP_V3_AUTH_ALGO_MD5) {
md_info = mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
key_len = SNMP_V3_MD5_LEN;
} else if (algo == SNMP_V3_AUTH_ALGO_SHA) {
md_info = mbedtls_md_info_from_type(MBEDTLS_MD_SHA1);
key_len = SNMP_V3_SHA_LEN;
} else {
return ERR_ARG;
}
mbedtls_md_init(&ctx);
if (mbedtls_md_setup(&ctx, md_info, 1) != 0) {
return ERR_ARG;
}
if (mbedtls_md_hmac_starts(&ctx, key, key_len) != 0) {
goto free_md;
}
for (i = 0; i < length; i++) {
u8_t byte;
if (snmp_pbuf_stream_read(&read_stream, &byte)) {
goto free_md;
}
if (mbedtls_md_hmac_update(&ctx, &byte, 1) != 0) {
goto free_md;
}
}
if (mbedtls_md_hmac_finish(&ctx, hmac_out) != 0) {
goto free_md;
}
mbedtls_md_free(&ctx);
return ERR_OK;
free_md:
mbedtls_md_free(&ctx);
return ERR_ARG;
}
#if LWIP_SNMP_V3_CRYPTO
err_t
snmpv3_crypt(struct snmp_pbuf_stream *stream, u16_t length,
const u8_t *key, const u8_t *priv_param, const u32_t engine_boots,
const u32_t engine_time, snmpv3_priv_algo_t algo, snmpv3_priv_mode_t mode)
{
size_t i;
mbedtls_cipher_context_t ctx;
const mbedtls_cipher_info_t *cipher_info;
struct snmp_pbuf_stream read_stream;
struct snmp_pbuf_stream write_stream;
snmp_pbuf_stream_init(&read_stream, stream->pbuf, stream->offset, stream->length);
snmp_pbuf_stream_init(&write_stream, stream->pbuf, stream->offset, stream->length);
mbedtls_cipher_init(&ctx);
if (algo == SNMP_V3_PRIV_ALGO_DES) {
u8_t iv_local[8];
u8_t out_bytes[8];
size_t out_len;
/* RFC 3414 mandates padding for DES */
if ((length & 0x07) != 0) {
return ERR_ARG;
}
cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_DES_CBC);
if (mbedtls_cipher_setup(&ctx, cipher_info) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_set_padding_mode(&ctx, MBEDTLS_PADDING_NONE) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_setkey(&ctx, key, 8 * 8, (mode == SNMP_V3_PRIV_MODE_ENCRYPT) ? MBEDTLS_ENCRYPT : MBEDTLS_DECRYPT) != 0) {
goto error;
}
/* Prepare IV */
for (i = 0; i < LWIP_ARRAYSIZE(iv_local); i++) {
iv_local[i] = priv_param[i] ^ key[i + 8];
}
if (mbedtls_cipher_set_iv(&ctx, iv_local, LWIP_ARRAYSIZE(iv_local)) != 0) {
goto error;
}
for (i = 0; i < length; i += 8) {
size_t j;
u8_t in_bytes[8];
out_len = LWIP_ARRAYSIZE(out_bytes) ;
for (j = 0; j < LWIP_ARRAYSIZE(in_bytes); j++) {
if (snmp_pbuf_stream_read(&read_stream, &in_bytes[j]) != ERR_OK) {
goto error;
}
}
if (mbedtls_cipher_update(&ctx, in_bytes, LWIP_ARRAYSIZE(in_bytes), out_bytes, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_writebuf(&write_stream, out_bytes, (u16_t)out_len) != ERR_OK) {
goto error;
}
}
out_len = LWIP_ARRAYSIZE(out_bytes);
if (mbedtls_cipher_finish(&ctx, out_bytes, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_writebuf(&write_stream, out_bytes, (u16_t)out_len) != ERR_OK) {
goto error;
}
} else if (algo == SNMP_V3_PRIV_ALGO_AES) {
u8_t iv_local[16];
cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_AES_128_CFB128);
if (mbedtls_cipher_setup(&ctx, cipher_info) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_setkey(&ctx, key, 16 * 8, (mode == SNMP_V3_PRIV_MODE_ENCRYPT) ? MBEDTLS_ENCRYPT : MBEDTLS_DECRYPT) != 0) {
goto error;
}
/*
* IV is the big endian concatenation of boots,
* uptime and priv param - see RFC3826.
*/
iv_local[0 + 0] = (engine_boots >> 24) & 0xFF;
iv_local[0 + 1] = (engine_boots >> 16) & 0xFF;
iv_local[0 + 2] = (engine_boots >> 8) & 0xFF;
iv_local[0 + 3] = (engine_boots >> 0) & 0xFF;
iv_local[4 + 0] = (engine_time >> 24) & 0xFF;
iv_local[4 + 1] = (engine_time >> 16) & 0xFF;
iv_local[4 + 2] = (engine_time >> 8) & 0xFF;
iv_local[4 + 3] = (engine_time >> 0) & 0xFF;
SMEMCPY(iv_local + 8, priv_param, 8);
if (mbedtls_cipher_set_iv(&ctx, iv_local, LWIP_ARRAYSIZE(iv_local)) != 0) {
goto error;
}
for (i = 0; i < length; i++) {
u8_t in_byte;
u8_t out_byte;
size_t out_len = sizeof(out_byte);
if (snmp_pbuf_stream_read(&read_stream, &in_byte) != ERR_OK) {
goto error;
}
if (mbedtls_cipher_update(&ctx, &in_byte, sizeof(in_byte), &out_byte, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_write(&write_stream, out_byte) != ERR_OK) {
goto error;
}
}
} else {
return ERR_ARG;
}
mbedtls_cipher_free(&ctx);
return ERR_OK;
error:
mbedtls_cipher_free(&ctx);
return ERR_OK;
}
#endif /* LWIP_SNMP_V3_CRYPTO */
/* A.2.1. Password to Key Sample Code for MD5 */
void
snmpv3_password_to_key_md5(
const u8_t *password, /* IN */
size_t passwordlen, /* IN */
const u8_t *engineID, /* IN - pointer to snmpEngineID */
u8_t engineLength,/* IN - length of snmpEngineID */
u8_t *key) /* OUT - pointer to caller 16-octet buffer */
{
mbedtls_md5_context MD;
u8_t *cp, password_buf[64];
u32_t password_index = 0;
u8_t i;
u32_t count = 0;
mbedtls_md5_init(&MD); /* initialize MD5 */
mbedtls_md5_starts(&MD);
/**********************************************/
/* Use while loop until we've done 1 Megabyte */
/**********************************************/
while (count < 1048576) {
cp = password_buf;
for (i = 0; i < 64; i++) {
/*************************************************/
/* Take the next octet of the password, wrapping */
/* to the beginning of the password as necessary.*/
/*************************************************/
*cp++ = password[password_index++ % passwordlen];
}
mbedtls_md5_update(&MD, password_buf, 64);
count += 64;
}
mbedtls_md5_finish(&MD, key); /* tell MD5 we're done */
/*****************************************************/
/* Now localize the key with the engineID and pass */
/* through MD5 to produce final key */
/* May want to ensure that engineLength <= 32, */
/* otherwise need to use a buffer larger than 64 */
/*****************************************************/
SMEMCPY(password_buf, key, 16);
MEMCPY(password_buf + 16, engineID, engineLength);
SMEMCPY(password_buf + 16 + engineLength, key, 16);
mbedtls_md5_starts(&MD);
mbedtls_md5_update(&MD, password_buf, 32 + engineLength);
mbedtls_md5_finish(&MD, key);
mbedtls_md5_free(&MD);
return;
}
/* A.2.2. Password to Key Sample Code for SHA */
void
snmpv3_password_to_key_sha(
const u8_t *password, /* IN */
size_t passwordlen, /* IN */
const u8_t *engineID, /* IN - pointer to snmpEngineID */
u8_t engineLength,/* IN - length of snmpEngineID */
u8_t *key) /* OUT - pointer to caller 20-octet buffer */
{
mbedtls_sha1_context SH;
u8_t *cp, password_buf[72];
u32_t password_index = 0;
u8_t i;
u32_t count = 0;
mbedtls_sha1_init(&SH); /* initialize SHA */
mbedtls_sha1_starts(&SH);
/**********************************************/
/* Use while loop until we've done 1 Megabyte */
/**********************************************/
while (count < 1048576) {
cp = password_buf;
for (i = 0; i < 64; i++) {
/*************************************************/
/* Take the next octet of the password, wrapping */
/* to the beginning of the password as necessary.*/
/*************************************************/
*cp++ = password[password_index++ % passwordlen];
}
mbedtls_sha1_update(&SH, password_buf, 64);
count += 64;
}
mbedtls_sha1_finish(&SH, key); /* tell SHA we're done */
/*****************************************************/
/* Now localize the key with the engineID and pass */
/* through SHA to produce final key */
/* May want to ensure that engineLength <= 32, */
/* otherwise need to use a buffer larger than 72 */
/*****************************************************/
SMEMCPY(password_buf, key, 20);
MEMCPY(password_buf + 20, engineID, engineLength);
SMEMCPY(password_buf + 20 + engineLength, key, 20);
mbedtls_sha1_starts(&SH);
mbedtls_sha1_update(&SH, password_buf, 40 + engineLength);
mbedtls_sha1_finish(&SH, key);
mbedtls_sha1_free(&SH);
return;
}
#endif /* LWIP_SNMP && LWIP_SNMP_V3 && LWIP_SNMP_V3_MBEDTLS */
/**
* @file
* SNMPv3 crypto/auth functions implemented for ARM mbedtls.
*/
/*
* Copyright (c) 2016 Elias Oenal and Dirk Ziegelmeier.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
* Dirk Ziegelmeier <dirk@ziegelmeier.net>
*/
#include "lwip/apps/snmpv3.h"
#include "snmpv3_priv.h"
#include "lwip/arch.h"
#include "snmp_msg.h"
#include "lwip/sys.h"
#include <string.h>
#if LWIP_SNMP && LWIP_SNMP_V3 && LWIP_SNMP_V3_MBEDTLS
#include "mbedtls/md.h"
#include "mbedtls/cipher.h"
#include "mbedtls/md5.h"
#include "mbedtls/sha1.h"
err_t
snmpv3_auth(struct snmp_pbuf_stream *stream, u16_t length,
const u8_t *key, snmpv3_auth_algo_t algo, u8_t *hmac_out)
{
u32_t i;
u8_t key_len;
const mbedtls_md_info_t *md_info;
mbedtls_md_context_t ctx;
struct snmp_pbuf_stream read_stream;
snmp_pbuf_stream_init(&read_stream, stream->pbuf, stream->offset, stream->length);
if (algo == SNMP_V3_AUTH_ALGO_MD5) {
md_info = mbedtls_md_info_from_type(MBEDTLS_MD_MD5);
key_len = SNMP_V3_MD5_LEN;
} else if (algo == SNMP_V3_AUTH_ALGO_SHA) {
md_info = mbedtls_md_info_from_type(MBEDTLS_MD_SHA1);
key_len = SNMP_V3_SHA_LEN;
} else {
return ERR_ARG;
}
mbedtls_md_init(&ctx);
if (mbedtls_md_setup(&ctx, md_info, 1) != 0) {
return ERR_ARG;
}
if (mbedtls_md_hmac_starts(&ctx, key, key_len) != 0) {
goto free_md;
}
for (i = 0; i < length; i++) {
u8_t byte;
if (snmp_pbuf_stream_read(&read_stream, &byte)) {
goto free_md;
}
if (mbedtls_md_hmac_update(&ctx, &byte, 1) != 0) {
goto free_md;
}
}
if (mbedtls_md_hmac_finish(&ctx, hmac_out) != 0) {
goto free_md;
}
mbedtls_md_free(&ctx);
return ERR_OK;
free_md:
mbedtls_md_free(&ctx);
return ERR_ARG;
}
#if LWIP_SNMP_V3_CRYPTO
err_t
snmpv3_crypt(struct snmp_pbuf_stream *stream, u16_t length,
const u8_t *key, const u8_t *priv_param, const u32_t engine_boots,
const u32_t engine_time, snmpv3_priv_algo_t algo, snmpv3_priv_mode_t mode)
{
size_t i;
mbedtls_cipher_context_t ctx;
const mbedtls_cipher_info_t *cipher_info;
struct snmp_pbuf_stream read_stream;
struct snmp_pbuf_stream write_stream;
snmp_pbuf_stream_init(&read_stream, stream->pbuf, stream->offset, stream->length);
snmp_pbuf_stream_init(&write_stream, stream->pbuf, stream->offset, stream->length);
mbedtls_cipher_init(&ctx);
if (algo == SNMP_V3_PRIV_ALGO_DES) {
u8_t iv_local[8];
u8_t out_bytes[8];
size_t out_len;
/* RFC 3414 mandates padding for DES */
if ((length & 0x07) != 0) {
return ERR_ARG;
}
cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_DES_CBC);
if (mbedtls_cipher_setup(&ctx, cipher_info) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_set_padding_mode(&ctx, MBEDTLS_PADDING_NONE) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_setkey(&ctx, key, 8 * 8, (mode == SNMP_V3_PRIV_MODE_ENCRYPT) ? MBEDTLS_ENCRYPT : MBEDTLS_DECRYPT) != 0) {
goto error;
}
/* Prepare IV */
for (i = 0; i < LWIP_ARRAYSIZE(iv_local); i++) {
iv_local[i] = priv_param[i] ^ key[i + 8];
}
if (mbedtls_cipher_set_iv(&ctx, iv_local, LWIP_ARRAYSIZE(iv_local)) != 0) {
goto error;
}
for (i = 0; i < length; i += 8) {
size_t j;
u8_t in_bytes[8];
out_len = LWIP_ARRAYSIZE(out_bytes) ;
for (j = 0; j < LWIP_ARRAYSIZE(in_bytes); j++) {
if (snmp_pbuf_stream_read(&read_stream, &in_bytes[j]) != ERR_OK) {
goto error;
}
}
if (mbedtls_cipher_update(&ctx, in_bytes, LWIP_ARRAYSIZE(in_bytes), out_bytes, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_writebuf(&write_stream, out_bytes, (u16_t)out_len) != ERR_OK) {
goto error;
}
}
out_len = LWIP_ARRAYSIZE(out_bytes);
if (mbedtls_cipher_finish(&ctx, out_bytes, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_writebuf(&write_stream, out_bytes, (u16_t)out_len) != ERR_OK) {
goto error;
}
} else if (algo == SNMP_V3_PRIV_ALGO_AES) {
u8_t iv_local[16];
cipher_info = mbedtls_cipher_info_from_type(MBEDTLS_CIPHER_AES_128_CFB128);
if (mbedtls_cipher_setup(&ctx, cipher_info) != 0) {
return ERR_ARG;
}
if (mbedtls_cipher_setkey(&ctx, key, 16 * 8, (mode == SNMP_V3_PRIV_MODE_ENCRYPT) ? MBEDTLS_ENCRYPT : MBEDTLS_DECRYPT) != 0) {
goto error;
}
/*
* IV is the big endian concatenation of boots,
* uptime and priv param - see RFC3826.
*/
iv_local[0 + 0] = (engine_boots >> 24) & 0xFF;
iv_local[0 + 1] = (engine_boots >> 16) & 0xFF;
iv_local[0 + 2] = (engine_boots >> 8) & 0xFF;
iv_local[0 + 3] = (engine_boots >> 0) & 0xFF;
iv_local[4 + 0] = (engine_time >> 24) & 0xFF;
iv_local[4 + 1] = (engine_time >> 16) & 0xFF;
iv_local[4 + 2] = (engine_time >> 8) & 0xFF;
iv_local[4 + 3] = (engine_time >> 0) & 0xFF;
SMEMCPY(iv_local + 8, priv_param, 8);
if (mbedtls_cipher_set_iv(&ctx, iv_local, LWIP_ARRAYSIZE(iv_local)) != 0) {
goto error;
}
for (i = 0; i < length; i++) {
u8_t in_byte;
u8_t out_byte;
size_t out_len = sizeof(out_byte);
if (snmp_pbuf_stream_read(&read_stream, &in_byte) != ERR_OK) {
goto error;
}
if (mbedtls_cipher_update(&ctx, &in_byte, sizeof(in_byte), &out_byte, &out_len) != 0) {
goto error;
}
if (snmp_pbuf_stream_write(&write_stream, out_byte) != ERR_OK) {
goto error;
}
}
} else {
return ERR_ARG;
}
mbedtls_cipher_free(&ctx);
return ERR_OK;
error:
mbedtls_cipher_free(&ctx);
return ERR_OK;
}
#endif /* LWIP_SNMP_V3_CRYPTO */
/* A.2.1. Password to Key Sample Code for MD5 */
void
snmpv3_password_to_key_md5(
const u8_t *password, /* IN */
size_t passwordlen, /* IN */
const u8_t *engineID, /* IN - pointer to snmpEngineID */
u8_t engineLength,/* IN - length of snmpEngineID */
u8_t *key) /* OUT - pointer to caller 16-octet buffer */
{
mbedtls_md5_context MD;
u8_t *cp, password_buf[64];
u32_t password_index = 0;
u8_t i;
u32_t count = 0;
mbedtls_md5_init(&MD); /* initialize MD5 */
mbedtls_md5_starts(&MD);
/**********************************************/
/* Use while loop until we've done 1 Megabyte */
/**********************************************/
while (count < 1048576) {
cp = password_buf;
for (i = 0; i < 64; i++) {
/*************************************************/
/* Take the next octet of the password, wrapping */
/* to the beginning of the password as necessary.*/
/*************************************************/
*cp++ = password[password_index++ % passwordlen];
}
mbedtls_md5_update(&MD, password_buf, 64);
count += 64;
}
mbedtls_md5_finish(&MD, key); /* tell MD5 we're done */
/*****************************************************/
/* Now localize the key with the engineID and pass */
/* through MD5 to produce final key */
/* May want to ensure that engineLength <= 32, */
/* otherwise need to use a buffer larger than 64 */
/*****************************************************/
SMEMCPY(password_buf, key, 16);
MEMCPY(password_buf + 16, engineID, engineLength);
SMEMCPY(password_buf + 16 + engineLength, key, 16);
mbedtls_md5_starts(&MD);
mbedtls_md5_update(&MD, password_buf, 32 + engineLength);
mbedtls_md5_finish(&MD, key);
mbedtls_md5_free(&MD);
return;
}
/* A.2.2. Password to Key Sample Code for SHA */
void
snmpv3_password_to_key_sha(
const u8_t *password, /* IN */
size_t passwordlen, /* IN */
const u8_t *engineID, /* IN - pointer to snmpEngineID */
u8_t engineLength,/* IN - length of snmpEngineID */
u8_t *key) /* OUT - pointer to caller 20-octet buffer */
{
mbedtls_sha1_context SH;
u8_t *cp, password_buf[72];
u32_t password_index = 0;
u8_t i;
u32_t count = 0;
mbedtls_sha1_init(&SH); /* initialize SHA */
mbedtls_sha1_starts(&SH);
/**********************************************/
/* Use while loop until we've done 1 Megabyte */
/**********************************************/
while (count < 1048576) {
cp = password_buf;
for (i = 0; i < 64; i++) {
/*************************************************/
/* Take the next octet of the password, wrapping */
/* to the beginning of the password as necessary.*/
/*************************************************/
*cp++ = password[password_index++ % passwordlen];
}
mbedtls_sha1_update(&SH, password_buf, 64);
count += 64;
}
mbedtls_sha1_finish(&SH, key); /* tell SHA we're done */
/*****************************************************/
/* Now localize the key with the engineID and pass */
/* through SHA to produce final key */
/* May want to ensure that engineLength <= 32, */
/* otherwise need to use a buffer larger than 72 */
/*****************************************************/
SMEMCPY(password_buf, key, 20);
MEMCPY(password_buf + 20, engineID, engineLength);
SMEMCPY(password_buf + 20 + engineLength, key, 20);
mbedtls_sha1_starts(&SH);
mbedtls_sha1_update(&SH, password_buf, 40 + engineLength);
mbedtls_sha1_finish(&SH, key);
mbedtls_sha1_free(&SH);
return;
}
#endif /* LWIP_SNMP && LWIP_SNMP_V3 && LWIP_SNMP_V3_MBEDTLS */

138
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/snmp/snmpv3_priv.h
View File

@ -1,69 +1,69 @@
/**
* @file
* Additional SNMPv3 functionality RFC3414 and RFC3826 (internal API, do not use in client code).
*/
/*
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_V3_PRIV_H
#define LWIP_HDR_APPS_SNMP_V3_PRIV_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3
#include "lwip/apps/snmpv3.h"
#include "snmp_pbuf_stream.h"
/* According to RFC 3411 */
#define SNMP_V3_MAX_ENGINE_ID_LENGTH 32
#define SNMP_V3_MAX_USER_LENGTH 32
#define SNMP_V3_MAX_AUTH_PARAM_LENGTH 12
#define SNMP_V3_MAX_PRIV_PARAM_LENGTH 8
#define SNMP_V3_MD5_LEN 16
#define SNMP_V3_SHA_LEN 20
typedef enum {
SNMP_V3_PRIV_MODE_DECRYPT = 0,
SNMP_V3_PRIV_MODE_ENCRYPT = 1
} snmpv3_priv_mode_t;
s32_t snmpv3_get_engine_boots_internal(void);
err_t snmpv3_auth(struct snmp_pbuf_stream *stream, u16_t length, const u8_t *key, snmpv3_auth_algo_t algo, u8_t *hmac_out);
err_t snmpv3_crypt(struct snmp_pbuf_stream *stream, u16_t length, const u8_t *key,
const u8_t *priv_param, const u32_t engine_boots, const u32_t engine_time, snmpv3_priv_algo_t algo, snmpv3_priv_mode_t mode);
err_t snmpv3_build_priv_param(u8_t *priv_param);
void snmpv3_enginetime_timer(void *arg);
#endif
#endif /* LWIP_HDR_APPS_SNMP_V3_PRIV_H */
/**
* @file
* Additional SNMPv3 functionality RFC3414 and RFC3826 (internal API, do not use in client code).
*/
/*
* Copyright (c) 2016 Elias Oenal.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* Author: Elias Oenal <lwip@eliasoenal.com>
*/
#ifndef LWIP_HDR_APPS_SNMP_V3_PRIV_H
#define LWIP_HDR_APPS_SNMP_V3_PRIV_H
#include "lwip/apps/snmp_opts.h"
#if LWIP_SNMP && LWIP_SNMP_V3
#include "lwip/apps/snmpv3.h"
#include "snmp_pbuf_stream.h"
/* According to RFC 3411 */
#define SNMP_V3_MAX_ENGINE_ID_LENGTH 32
#define SNMP_V3_MAX_USER_LENGTH 32
#define SNMP_V3_MAX_AUTH_PARAM_LENGTH 12
#define SNMP_V3_MAX_PRIV_PARAM_LENGTH 8
#define SNMP_V3_MD5_LEN 16
#define SNMP_V3_SHA_LEN 20
typedef enum {
SNMP_V3_PRIV_MODE_DECRYPT = 0,
SNMP_V3_PRIV_MODE_ENCRYPT = 1
} snmpv3_priv_mode_t;
s32_t snmpv3_get_engine_boots_internal(void);
err_t snmpv3_auth(struct snmp_pbuf_stream *stream, u16_t length, const u8_t *key, snmpv3_auth_algo_t algo, u8_t *hmac_out);
err_t snmpv3_crypt(struct snmp_pbuf_stream *stream, u16_t length, const u8_t *key,
const u8_t *priv_param, const u32_t engine_boots, const u32_t engine_time, snmpv3_priv_algo_t algo, snmpv3_priv_mode_t mode);
err_t snmpv3_build_priv_param(u8_t *priv_param);
void snmpv3_enginetime_timer(void *arg);
#endif
#endif /* LWIP_HDR_APPS_SNMP_V3_PRIV_H */

1738
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/sntp/sntp.c
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870
Ubiquitous/XiUOS/resources/ethernet/LwIP/apps/tftp/tftp_server.c
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@ -1,435 +1,435 @@
/**
*
* @file tftp_server.c
*
* @author Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
* @brief Trivial File Transfer Protocol (RFC 1350)
*
* Copyright (c) Deltatee Enterprises Ltd. 2013
* All rights reserved.
*
*/
/*
* Redistribution and use in source and binary forms, with or without
* modification,are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Author: Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
*/
/**
* @defgroup tftp TFTP server
* @ingroup apps
*
* This is simple TFTP server for the lwIP raw API.
*/
#include "lwip/apps/tftp_server.h"
#if LWIP_UDP
#include "lwip/udp.h"
#include "lwip/timeouts.h"
#include "lwip/debug.h"
#define TFTP_MAX_PAYLOAD_SIZE 512
#define TFTP_HEADER_LENGTH 4
#define TFTP_RRQ 1
#define TFTP_WRQ 2
#define TFTP_DATA 3
#define TFTP_ACK 4
#define TFTP_ERROR 5
enum tftp_error {
TFTP_ERROR_FILE_NOT_FOUND = 1,
TFTP_ERROR_ACCESS_VIOLATION = 2,
TFTP_ERROR_DISK_FULL = 3,
TFTP_ERROR_ILLEGAL_OPERATION = 4,
TFTP_ERROR_UNKNOWN_TRFR_ID = 5,
TFTP_ERROR_FILE_EXISTS = 6,
TFTP_ERROR_NO_SUCH_USER = 7
};
#include <string.h>
struct tftp_state {
const struct tftp_context *ctx;
void *handle;
struct pbuf *last_data;
struct udp_pcb *upcb;
ip_addr_t addr;
u16_t port;
int timer;
int last_pkt;
u16_t blknum;
u8_t retries;
u8_t mode_write;
};
static struct tftp_state tftp_state;
static void tftp_tmr(void *arg);
static void
close_handle(void)
{
tftp_state.port = 0;
ip_addr_set_any(0, &tftp_state.addr);
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
tftp_state.last_data = NULL;
}
sys_untimeout(tftp_tmr, NULL);
if (tftp_state.handle) {
tftp_state.ctx->close(tftp_state.handle);
tftp_state.handle = NULL;
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: closing\n"));
}
}
static void
send_error(const ip_addr_t *addr, u16_t port, enum tftp_error code, const char *str)
{
int str_length = strlen(str);
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, (u16_t)(TFTP_HEADER_LENGTH + str_length + 1), PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ERROR);
payload[1] = lwip_htons(code);
MEMCPY(&payload[2], str, str_length + 1);
udp_sendto(tftp_state.upcb, p, addr, port);
pbuf_free(p);
}
static void
send_ack(u16_t blknum)
{
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH, PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ACK);
payload[1] = lwip_htons(blknum);
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
resend_data(void)
{
struct pbuf *p = pbuf_alloc(PBUF_TRANSPORT, tftp_state.last_data->len, PBUF_RAM);
if (p == NULL) {
return;
}
if (pbuf_copy(p, tftp_state.last_data) != ERR_OK) {
pbuf_free(p);
return;
}
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
send_data(void)
{
u16_t *payload;
int ret;
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
}
tftp_state.last_data = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH + TFTP_MAX_PAYLOAD_SIZE, PBUF_RAM);
if (tftp_state.last_data == NULL) {
return;
}
payload = (u16_t *) tftp_state.last_data->payload;
payload[0] = PP_HTONS(TFTP_DATA);
payload[1] = lwip_htons(tftp_state.blknum);
ret = tftp_state.ctx->read(tftp_state.handle, &payload[2], TFTP_MAX_PAYLOAD_SIZE);
if (ret < 0) {
send_error(&tftp_state.addr, tftp_state.port, TFTP_ERROR_ACCESS_VIOLATION, "Error occured while reading the file.");
close_handle();
return;
}
pbuf_realloc(tftp_state.last_data, (u16_t)(TFTP_HEADER_LENGTH + ret));
resend_data();
}
static void
recv(void *arg, struct udp_pcb *upcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
{
u16_t *sbuf = (u16_t *) p->payload;
int opcode;
LWIP_UNUSED_ARG(arg);
LWIP_UNUSED_ARG(upcb);
if (((tftp_state.port != 0) && (port != tftp_state.port)) ||
(!ip_addr_isany_val(tftp_state.addr) && !ip_addr_cmp(&tftp_state.addr, addr))) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
pbuf_free(p);
return;
}
opcode = sbuf[0];
tftp_state.last_pkt = tftp_state.timer;
tftp_state.retries = 0;
switch (opcode) {
case PP_HTONS(TFTP_RRQ): /* fall through */
case PP_HTONS(TFTP_WRQ): {
const char tftp_null = 0;
char filename[TFTP_MAX_FILENAME_LEN + 1];
char mode[TFTP_MAX_MODE_LEN + 1];
u16_t filename_end_offset;
u16_t mode_end_offset;
if (tftp_state.handle != NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
break;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
/* find \0 in pbuf -> end of filename string */
filename_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), 2);
if ((u16_t)(filename_end_offset - 1) > sizeof(filename)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Filename too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, filename, filename_end_offset - 1, 2);
/* find \0 in pbuf -> end of mode string */
mode_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), filename_end_offset + 1);
if ((u16_t)(mode_end_offset - filename_end_offset) > sizeof(mode)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Mode too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, mode, mode_end_offset - filename_end_offset, filename_end_offset + 1);
tftp_state.handle = tftp_state.ctx->open(filename, mode, opcode == PP_HTONS(TFTP_WRQ));
tftp_state.blknum = 1;
if (!tftp_state.handle) {
send_error(addr, port, TFTP_ERROR_FILE_NOT_FOUND, "Unable to open requested file.");
break;
}
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: %s request from ", (opcode == PP_HTONS(TFTP_WRQ)) ? "write" : "read"));
ip_addr_debug_print(TFTP_DEBUG | LWIP_DBG_STATE, addr);
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, (" for '%s' mode '%s'\n", filename, mode));
ip_addr_copy(tftp_state.addr, *addr);
tftp_state.port = port;
if (opcode == PP_HTONS(TFTP_WRQ)) {
tftp_state.mode_write = 1;
send_ack(0);
} else {
tftp_state.mode_write = 0;
send_data();
}
break;
}
case PP_HTONS(TFTP_DATA): {
int ret;
u16_t blknum;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 1) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a write connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum == tftp_state.blknum) {
pbuf_remove_header(p, TFTP_HEADER_LENGTH);
ret = tftp_state.ctx->write(tftp_state.handle, p);
if (ret < 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "error writing file");
close_handle();
} else {
send_ack(blknum);
}
if (p->tot_len < TFTP_MAX_PAYLOAD_SIZE) {
close_handle();
} else {
tftp_state.blknum++;
}
} else if ((u16_t)(blknum + 1) == tftp_state.blknum) {
/* retransmit of previous block, ack again (casting to u16_t to care for overflow) */
send_ack(blknum);
} else {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
}
break;
}
case PP_HTONS(TFTP_ACK): {
u16_t blknum;
int lastpkt;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a read connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum != tftp_state.blknum) {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
break;
}
lastpkt = 0;
if (tftp_state.last_data != NULL) {
lastpkt = tftp_state.last_data->tot_len != (TFTP_MAX_PAYLOAD_SIZE + TFTP_HEADER_LENGTH);
}
if (!lastpkt) {
tftp_state.blknum++;
send_data();
} else {
close_handle();
}
break;
}
default:
send_error(addr, port, TFTP_ERROR_ILLEGAL_OPERATION, "Unknown operation");
break;
}
pbuf_free(p);
}
static void
tftp_tmr(void *arg)
{
LWIP_UNUSED_ARG(arg);
tftp_state.timer++;
if (tftp_state.handle == NULL) {
return;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
if ((tftp_state.timer - tftp_state.last_pkt) > (TFTP_TIMEOUT_MSECS / TFTP_TIMER_MSECS)) {
if ((tftp_state.last_data != NULL) && (tftp_state.retries < TFTP_MAX_RETRIES)) {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout, retrying\n"));
resend_data();
tftp_state.retries++;
} else {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout\n"));
close_handle();
}
}
}
/** @ingroup tftp
* Initialize TFTP server.
* @param ctx TFTP callback struct
*/
err_t
tftp_init(const struct tftp_context *ctx)
{
err_t ret;
/* LWIP_ASSERT_CORE_LOCKED(); is checked by udp_new() */
struct udp_pcb *pcb = udp_new_ip_type(IPADDR_TYPE_ANY);
if (pcb == NULL) {
return ERR_MEM;
}
ret = udp_bind(pcb, IP_ANY_TYPE, TFTP_PORT);
if (ret != ERR_OK) {
udp_remove(pcb);
return ret;
}
tftp_state.handle = NULL;
tftp_state.port = 0;
tftp_state.ctx = ctx;
tftp_state.timer = 0;
tftp_state.last_data = NULL;
tftp_state.upcb = pcb;
udp_recv(pcb, recv, NULL);
return ERR_OK;
}
/** @ingroup tftp
* Deinitialize ("turn off") TFTP server.
*/
void tftp_cleanup(void)
{
LWIP_ASSERT("Cleanup called on non-initialized TFTP", tftp_state.upcb != NULL);
udp_remove(tftp_state.upcb);
close_handle();
memset(&tftp_state, 0, sizeof(tftp_state));
}
#endif /* LWIP_UDP */
/**
*
* @file tftp_server.c
*
* @author Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
* @brief Trivial File Transfer Protocol (RFC 1350)
*
* Copyright (c) Deltatee Enterprises Ltd. 2013
* All rights reserved.
*
*/
/*
* Redistribution and use in source and binary forms, with or without
* modification,are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Author: Logan Gunthorpe <logang@deltatee.com>
* Dirk Ziegelmeier <dziegel@gmx.de>
*
*/
/**
* @defgroup tftp TFTP server
* @ingroup apps
*
* This is simple TFTP server for the lwIP raw API.
*/
#include "lwip/apps/tftp_server.h"
#if LWIP_UDP
#include "lwip/udp.h"
#include "lwip/timeouts.h"
#include "lwip/debug.h"
#define TFTP_MAX_PAYLOAD_SIZE 512
#define TFTP_HEADER_LENGTH 4
#define TFTP_RRQ 1
#define TFTP_WRQ 2
#define TFTP_DATA 3
#define TFTP_ACK 4
#define TFTP_ERROR 5
enum tftp_error {
TFTP_ERROR_FILE_NOT_FOUND = 1,
TFTP_ERROR_ACCESS_VIOLATION = 2,
TFTP_ERROR_DISK_FULL = 3,
TFTP_ERROR_ILLEGAL_OPERATION = 4,
TFTP_ERROR_UNKNOWN_TRFR_ID = 5,
TFTP_ERROR_FILE_EXISTS = 6,
TFTP_ERROR_NO_SUCH_USER = 7
};
#include <string.h>
struct tftp_state {
const struct tftp_context *ctx;
void *handle;
struct pbuf *last_data;
struct udp_pcb *upcb;
ip_addr_t addr;
u16_t port;
int timer;
int last_pkt;
u16_t blknum;
u8_t retries;
u8_t mode_write;
};
static struct tftp_state tftp_state;
static void tftp_tmr(void *arg);
static void
close_handle(void)
{
tftp_state.port = 0;
ip_addr_set_any(0, &tftp_state.addr);
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
tftp_state.last_data = NULL;
}
sys_untimeout(tftp_tmr, NULL);
if (tftp_state.handle) {
tftp_state.ctx->close(tftp_state.handle);
tftp_state.handle = NULL;
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: closing\n"));
}
}
static void
send_error(const ip_addr_t *addr, u16_t port, enum tftp_error code, const char *str)
{
int str_length = strlen(str);
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, (u16_t)(TFTP_HEADER_LENGTH + str_length + 1), PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ERROR);
payload[1] = lwip_htons(code);
MEMCPY(&payload[2], str, str_length + 1);
udp_sendto(tftp_state.upcb, p, addr, port);
pbuf_free(p);
}
static void
send_ack(u16_t blknum)
{
struct pbuf *p;
u16_t *payload;
p = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH, PBUF_RAM);
if (p == NULL) {
return;
}
payload = (u16_t *) p->payload;
payload[0] = PP_HTONS(TFTP_ACK);
payload[1] = lwip_htons(blknum);
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
resend_data(void)
{
struct pbuf *p = pbuf_alloc(PBUF_TRANSPORT, tftp_state.last_data->len, PBUF_RAM);
if (p == NULL) {
return;
}
if (pbuf_copy(p, tftp_state.last_data) != ERR_OK) {
pbuf_free(p);
return;
}
udp_sendto(tftp_state.upcb, p, &tftp_state.addr, tftp_state.port);
pbuf_free(p);
}
static void
send_data(void)
{
u16_t *payload;
int ret;
if (tftp_state.last_data != NULL) {
pbuf_free(tftp_state.last_data);
}
tftp_state.last_data = pbuf_alloc(PBUF_TRANSPORT, TFTP_HEADER_LENGTH + TFTP_MAX_PAYLOAD_SIZE, PBUF_RAM);
if (tftp_state.last_data == NULL) {
return;
}
payload = (u16_t *) tftp_state.last_data->payload;
payload[0] = PP_HTONS(TFTP_DATA);
payload[1] = lwip_htons(tftp_state.blknum);
ret = tftp_state.ctx->read(tftp_state.handle, &payload[2], TFTP_MAX_PAYLOAD_SIZE);
if (ret < 0) {
send_error(&tftp_state.addr, tftp_state.port, TFTP_ERROR_ACCESS_VIOLATION, "Error occured while reading the file.");
close_handle();
return;
}
pbuf_realloc(tftp_state.last_data, (u16_t)(TFTP_HEADER_LENGTH + ret));
resend_data();
}
static void
recv(void *arg, struct udp_pcb *upcb, struct pbuf *p, const ip_addr_t *addr, u16_t port)
{
u16_t *sbuf = (u16_t *) p->payload;
int opcode;
LWIP_UNUSED_ARG(arg);
LWIP_UNUSED_ARG(upcb);
if (((tftp_state.port != 0) && (port != tftp_state.port)) ||
(!ip_addr_isany_val(tftp_state.addr) && !ip_addr_cmp(&tftp_state.addr, addr))) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
pbuf_free(p);
return;
}
opcode = sbuf[0];
tftp_state.last_pkt = tftp_state.timer;
tftp_state.retries = 0;
switch (opcode) {
case PP_HTONS(TFTP_RRQ): /* fall through */
case PP_HTONS(TFTP_WRQ): {
const char tftp_null = 0;
char filename[TFTP_MAX_FILENAME_LEN + 1];
char mode[TFTP_MAX_MODE_LEN + 1];
u16_t filename_end_offset;
u16_t mode_end_offset;
if (tftp_state.handle != NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Only one connection at a time is supported");
break;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
/* find \0 in pbuf -> end of filename string */
filename_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), 2);
if ((u16_t)(filename_end_offset - 1) > sizeof(filename)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Filename too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, filename, filename_end_offset - 1, 2);
/* find \0 in pbuf -> end of mode string */
mode_end_offset = pbuf_memfind(p, &tftp_null, sizeof(tftp_null), filename_end_offset + 1);
if ((u16_t)(mode_end_offset - filename_end_offset) > sizeof(mode)) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Mode too long/not NULL terminated");
break;
}
pbuf_copy_partial(p, mode, mode_end_offset - filename_end_offset, filename_end_offset + 1);
tftp_state.handle = tftp_state.ctx->open(filename, mode, opcode == PP_HTONS(TFTP_WRQ));
tftp_state.blknum = 1;
if (!tftp_state.handle) {
send_error(addr, port, TFTP_ERROR_FILE_NOT_FOUND, "Unable to open requested file.");
break;
}
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: %s request from ", (opcode == PP_HTONS(TFTP_WRQ)) ? "write" : "read"));
ip_addr_debug_print(TFTP_DEBUG | LWIP_DBG_STATE, addr);
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, (" for '%s' mode '%s'\n", filename, mode));
ip_addr_copy(tftp_state.addr, *addr);
tftp_state.port = port;
if (opcode == PP_HTONS(TFTP_WRQ)) {
tftp_state.mode_write = 1;
send_ack(0);
} else {
tftp_state.mode_write = 0;
send_data();
}
break;
}
case PP_HTONS(TFTP_DATA): {
int ret;
u16_t blknum;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 1) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a write connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum == tftp_state.blknum) {
pbuf_remove_header(p, TFTP_HEADER_LENGTH);
ret = tftp_state.ctx->write(tftp_state.handle, p);
if (ret < 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "error writing file");
close_handle();
} else {
send_ack(blknum);
}
if (p->tot_len < TFTP_MAX_PAYLOAD_SIZE) {
close_handle();
} else {
tftp_state.blknum++;
}
} else if ((u16_t)(blknum + 1) == tftp_state.blknum) {
/* retransmit of previous block, ack again (casting to u16_t to care for overflow) */
send_ack(blknum);
} else {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
}
break;
}
case PP_HTONS(TFTP_ACK): {
u16_t blknum;
int lastpkt;
if (tftp_state.handle == NULL) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "No connection");
break;
}
if (tftp_state.mode_write != 0) {
send_error(addr, port, TFTP_ERROR_ACCESS_VIOLATION, "Not a read connection");
break;
}
blknum = lwip_ntohs(sbuf[1]);
if (blknum != tftp_state.blknum) {
send_error(addr, port, TFTP_ERROR_UNKNOWN_TRFR_ID, "Wrong block number");
break;
}
lastpkt = 0;
if (tftp_state.last_data != NULL) {
lastpkt = tftp_state.last_data->tot_len != (TFTP_MAX_PAYLOAD_SIZE + TFTP_HEADER_LENGTH);
}
if (!lastpkt) {
tftp_state.blknum++;
send_data();
} else {
close_handle();
}
break;
}
default:
send_error(addr, port, TFTP_ERROR_ILLEGAL_OPERATION, "Unknown operation");
break;
}
pbuf_free(p);
}
static void
tftp_tmr(void *arg)
{
LWIP_UNUSED_ARG(arg);
tftp_state.timer++;
if (tftp_state.handle == NULL) {
return;
}
sys_timeout(TFTP_TIMER_MSECS, tftp_tmr, NULL);
if ((tftp_state.timer - tftp_state.last_pkt) > (TFTP_TIMEOUT_MSECS / TFTP_TIMER_MSECS)) {
if ((tftp_state.last_data != NULL) && (tftp_state.retries < TFTP_MAX_RETRIES)) {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout, retrying\n"));
resend_data();
tftp_state.retries++;
} else {
LWIP_DEBUGF(TFTP_DEBUG | LWIP_DBG_STATE, ("tftp: timeout\n"));
close_handle();
}
}
}
/** @ingroup tftp
* Initialize TFTP server.
* @param ctx TFTP callback struct
*/
err_t
tftp_init(const struct tftp_context *ctx)
{
err_t ret;
/* LWIP_ASSERT_CORE_LOCKED(); is checked by udp_new() */
struct udp_pcb *pcb = udp_new_ip_type(IPADDR_TYPE_ANY);
if (pcb == NULL) {
return ERR_MEM;
}
ret = udp_bind(pcb, IP_ANY_TYPE, TFTP_PORT);
if (ret != ERR_OK) {
udp_remove(pcb);
return ret;
}
tftp_state.handle = NULL;
tftp_state.port = 0;
tftp_state.ctx = ctx;
tftp_state.timer = 0;
tftp_state.last_data = NULL;
tftp_state.upcb = pcb;
udp_recv(pcb, recv, NULL);
return ERR_OK;
}
/** @ingroup tftp
* Deinitialize ("turn off") TFTP server.
*/
void tftp_cleanup(void)
{
LWIP_ASSERT("Cleanup called on non-initialized TFTP", tftp_state.upcb != NULL);
udp_remove(tftp_state.upcb);
close_handle();
memset(&tftp_state, 0, sizeof(tftp_state));
}
#endif /* LWIP_UDP */

192
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@ -1,96 +1,96 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __CC_H__
#define __CC_H__
#include "stdio.h"
#include "main.h"
//typedef unsigned char u8_t;
//typedef signed char s8_t;
//typedef unsigned short u16_t;
//typedef signed short s16_t;
//typedef unsigned long u32_t;
//typedef signed long s32_t;
//typedef u32_t mem_ptr_t;
//typedef int sys_prot_t;
#define U16_F "hu"
#define S16_F "d"
#define X16_F "hx"
#define U32_F "u"
#define S32_F "d"
#define X32_F "x"
#define SZT_F "uz"
/* define compiler specific symbols */
#if defined (__ICCARM__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_USE_INCLUDES
#elif defined (__CC_ARM)
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__GNUC__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__TASKING__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#endif
#define LWIP_PLATFORM_ASSERT(x) do {printf(x);}while(0)
#endif /* __CC_H__ */
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __CC_H__
#define __CC_H__
#include "stdio.h"
#include "main.h"
//typedef unsigned char u8_t;
//typedef signed char s8_t;
//typedef unsigned short u16_t;
//typedef signed short s16_t;
//typedef unsigned long u32_t;
//typedef signed long s32_t;
//typedef u32_t mem_ptr_t;
//typedef int sys_prot_t;
#define U16_F "hu"
#define S16_F "d"
#define X16_F "hx"
#define U32_F "u"
#define S32_F "d"
#define X32_F "x"
#define SZT_F "uz"
/* define compiler specific symbols */
#if defined (__ICCARM__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#define PACK_STRUCT_USE_INCLUDES
#elif defined (__CC_ARM)
#define PACK_STRUCT_BEGIN __packed
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__GNUC__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT __attribute__ ((__packed__))
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#elif defined (__TASKING__)
#define PACK_STRUCT_BEGIN
#define PACK_STRUCT_STRUCT
#define PACK_STRUCT_END
#define PACK_STRUCT_FIELD(x) x
#endif
#define LWIP_PLATFORM_ASSERT(x) do {printf(x);}while(0)
#endif /* __CC_H__ */

172
Ubiquitous/XiUOS/resources/ethernet/LwIP/arch/ethernetif.h
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@ -1,86 +1,86 @@
/**
******************************************************************************
* File Name : ethernetif.h
* Description : This file provides initialization code for LWIP
* middleWare.
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2018 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
#ifndef __ETHERNETIF_H__
#define __ETHERNETIF_H__
#include "lwip/err.h"
#include "lwip/netif.h"
/* Within 'USER CODE' section, code will be kept by default at each generation */
/* USER CODE BEGIN 0 */
#define NETIF_MTU ( 1500 )
#define NETIF_IN_TASK_STACK_SIZE ( 1024 )
#define NETIF_IN_TASK_PRIORITY ( 3 )
#define NETIF_OUT_TASK_STACK_SIZE ( 1024 )
#define NETIF_OUT_TASK_PRIORITY ( 3 )
/* USER CODE END 0 */
/* Exported functions ------------------------------------------------------- */
err_t ethernetif_init(struct netif *netif);
void ethernetif_input( void *argument );
void ethernetif_output( void *argument );
void ethernetif_update_config(struct netif *netif);
void ethernetif_notify_conn_changed(struct netif *netif);
u32_t sys_jiffies(void);
u32_t sys_now(void);
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
#endif
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
/**
******************************************************************************
* File Name : ethernetif.h
* Description : This file provides initialization code for LWIP
* middleWare.
******************************************************************************
* This notice applies to any and all portions of this file
* that are not between comment pairs USER CODE BEGIN and
* USER CODE END. Other portions of this file, whether
* inserted by the user or by software development tools
* are owned by their respective copyright owners.
*
* Copyright (c) 2018 STMicroelectronics International N.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
#ifndef __ETHERNETIF_H__
#define __ETHERNETIF_H__
#include "lwip/err.h"
#include "lwip/netif.h"
/* Within 'USER CODE' section, code will be kept by default at each generation */
/* USER CODE BEGIN 0 */
#define NETIF_MTU ( 1500 )
#define NETIF_IN_TASK_STACK_SIZE ( 1024 )
#define NETIF_IN_TASK_PRIORITY ( 3 )
#define NETIF_OUT_TASK_STACK_SIZE ( 1024 )
#define NETIF_OUT_TASK_PRIORITY ( 3 )
/* USER CODE END 0 */
/* Exported functions ------------------------------------------------------- */
err_t ethernetif_init(struct netif *netif);
void ethernetif_input( void *argument );
void ethernetif_output( void *argument );
void ethernetif_update_config(struct netif *netif);
void ethernetif_notify_conn_changed(struct netif *netif);
u32_t sys_jiffies(void);
u32_t sys_now(void);
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
#endif
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

743
Ubiquitous/XiUOS/resources/ethernet/LwIP/arch/lwipopts.h
View File

@ -1,499 +1,244 @@
/**
******************************************************************************
* @file lwipopts.h
* @author MCD Application Team
* @version V1.1.0
* @date 31-July-2013
* @brief lwIP Options Configuration.
* This file is based on Utilities\lwip_v1.4.1\src\include\lwip\opt.h
* and contains the lwIP configuration for the STM32F4x7 demonstration.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__
/**
* SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
* critical regions during buffer allocation, deallocation and memory
* allocation and deallocation.
*/
#define SYS_LIGHTWEIGHT_PROT 1
/**
* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
* use lwIP facilities.
*/
#define NO_SYS 0
/**
* NO_SYS_NO_TIMERS==1: Drop support for sys_timeout when NO_SYS==1
* Mainly for compatibility to old versions.
*/
#define NO_SYS_NO_TIMERS 0
/* ---------- Memory options ---------- */
/* MEM_ALIGNMENT: should be set to the alignment of the CPU for which
lwIP is compiled. 4 byte alignment -> define MEM_ALIGNMENT to 4, 2
byte alignment -> define MEM_ALIGNMENT to 2. */
#define MEM_ALIGNMENT 4
/* MEM_SIZE: the size of the heap memory. If the application will send
a lot of data that needs to be copied, this should be set high. */
#define MEM_SIZE (25*1024)
/* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
sends a lot of data out of ROM (or other static memory), this
should be set high. */
#define MEMP_NUM_PBUF 15
/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
per active UDP "connection". */
#define MEMP_NUM_UDP_PCB 4
/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
connections. */
#define MEMP_NUM_TCP_PCB 4
/* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
connections. */
#define MEMP_NUM_TCP_PCB_LISTEN 2
/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
segments. */
#define MEMP_NUM_TCP_SEG 120
/* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
timeouts. */
#define MEMP_NUM_SYS_TIMEOUT 6
/* ---------- Pbuf options ---------- */
/* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
#define PBUF_POOL_SIZE 20
/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
#define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_ENCAPSULATION_HLEN+PBUF_LINK_HLEN)
/* ---------- TCP options ---------- */
#define LWIP_TCP 1
#define TCP_TTL 255
/* Controls if TCP should queue segments that arrive out of
order. Define to 0 if your device is low on memory. */
#define TCP_QUEUE_OOSEQ 0
/* TCP Maximum segment size. */
#define TCP_MSS (1500 - 40) /* TCP_MSS = (Ethernet MTU - IP header size - TCP header size) */
/* TCP sender buffer space (bytes). */
#define TCP_SND_BUF (11*TCP_MSS)
/* TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least
as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. */
#define TCP_SND_QUEUELEN (8* TCP_SND_BUF/TCP_MSS)
/* TCP receive window. */
#define TCP_WND 16000//(12*TCP_MSS)
/* ---------- ICMP options ---------- */
#define LWIP_ICMP 1
/* ---------- DHCP options ---------- */
/* Define LWIP_DHCP to 1 if you want DHCP configuration of
interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
turning this on does currently not work. */
#define LWIP_DHCP 0
/* ---------- UDP options ---------- */
#define LWIP_UDP 1
#define UDP_TTL 255
/* ---------- Statistics options ---------- */
#define LWIP_STATS 0
#define LWIP_PROVIDE_ERRNO 1
/* ---------- link callback options ---------- */
/* LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface
* whenever the link changes (i.e., link down)
*/
#define LWIP_NETIF_LINK_CALLBACK 0
/*
--------------------------------------
---------- Checksum options ----------
--------------------------------------
*/
/*
The STM32F4x7 allows computing and verifying the IP, UDP, TCP and ICMP checksums by hardware:
- To use this feature let the following define uncommented.
- To disable it and process by CPU comment the the checksum.
*/
#define CHECKSUM_BY_HARDWARE
#ifdef CHECKSUM_BY_HARDWARE
/* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/
#define CHECKSUM_GEN_IP 0
/* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/
#define CHECKSUM_GEN_UDP 0
/* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/
#define CHECKSUM_GEN_TCP 0
/* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/
#define CHECKSUM_CHECK_IP 0
/* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/
#define CHECKSUM_CHECK_UDP 0
/* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/
#define CHECKSUM_CHECK_TCP 0
/* CHECKSUM_CHECK_ICMP==0: Check checksums by hardware for incoming ICMP packets.*/
#define CHECKSUM_GEN_ICMP 0
#else
/* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/
#define CHECKSUM_GEN_IP 1
/* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/
#define CHECKSUM_GEN_UDP 1
/* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/
#define CHECKSUM_GEN_TCP 1
/* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/
#define CHECKSUM_CHECK_IP 1
/* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/
#define CHECKSUM_CHECK_UDP 1
/* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/
#define CHECKSUM_CHECK_TCP 1
/* CHECKSUM_CHECK_ICMP==1: Check checksums by hardware for incoming ICMP packets.*/
#define CHECKSUM_GEN_ICMP 1
#endif
/*
----------------------------------------------
---------- Sequential layer options ----------
----------------------------------------------
*/
/**
* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
*/
#define LWIP_NETCONN 1
/*
------------------------------------
---------- Socket options ----------
------------------------------------
*/
/**
* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
*/
#define LWIP_SOCKET 1
/*
---------------------------------
---------- OS options ----------
---------------------------------
*/
#define DEFAULT_UDP_RECVMBOX_SIZE 10
#define DEFAULT_TCP_RECVMBOX_SIZE 10
#define DEFAULT_ACCEPTMBOX_SIZE 10
#define DEFAULT_THREAD_STACKSIZE 1024
#define TCPIP_THREAD_NAME "lwip"
#define TCPIP_THREAD_STACKSIZE 2048
#define TCPIP_MBOX_SIZE 8
#define TCPIP_THREAD_PRIO 3
//#define IPERF_SERVER_THREAD_NAME "iperf_server"
//#define IPERF_SERVER_THREAD_STACKSIZE 1024
//#define IPERF_SERVER_THREAD_PRIO 0
//#define BLOCK_TIME 250
//#define BLOCK_TIME_WAITING_FOR_INPUT ( ( portTickType ) 100 )
/*
----------------------------------------
---------- Lwip Debug options ----------
----------------------------------------
*/
//#define LWIP_DEBUG 1
#endif /* __LWIPOPTS_H__ */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
//#ifndef __LWIPOPTS_H__
//#define __LWIPOPTS_H__
//#define TCPIP_MBOX_SIZE 6
//#define TCPIP_THREAD_NAME "tcp/ip"
//#define TCPIP_THREAD_STACKSIZE 1500
//#define TCPIP_THREAD_PRIO 3
//#define DEFAULT_THREAD_STACKSIZE 1500
//#define DEFAULT_THREAD_PRIO 3
//#define ETH_PAD_SIZE 2
//#define LWIP_TCPIP_CORE_LOCKING 0 ///TODO Initialize mutex
////#define LWIP_DEBUG
////#define DBG_TYPES_ON 0xff
//#define ETHARP_DEBUG LWIP_DBG_OFF
//#define NETIF_DEBUG LWIP_DBG_ON
//#define PBUF_DEBUG LWIP_DBG_OFF
//#define API_LIB_DEBUG LWIP_DBG_OFF
//#define API_MSG_DEBUG LWIP_DBG_OFF
//#define SOCKETS_DEBUG LWIP_DBG_OFF
//#define ICMP_DEBUG LWIP_DBG_OFF
//#define IGMP_DEBUG LWIP_DBG_OFF
//#define INET_DEBUG LWIP_DBG_OFF
//#define IP_DEBUG LWIP_DBG_OFF
//#define IP_REASS_DEBUG LWIP_DBG_OFF
//#define RAW_DEBUG LWIP_DBG_OFF
//#define MEM_DEBUG LWIP_DBG_OFF
//#define MEMP_DEBUG LWIP_DBG_OFF
//#define SYS_DEBUG LWIP_DBG_OFF
//#define TCP_DEBUG LWIP_DBG_OFF
//#define TCP_INPUT_DEBUG LWIP_DBG_OFF
//#define TCP_FR_DEBUG LWIP_DBG_OFF
//#define TCP_RTO_DEBUG LWIP_DBG_OFF
//#define TCP_CWND_DEBUG LWIP_DBG_OFF
//#define TCP_WND_DEBUG LWIP_DBG_OFF
//#define TCP_OUTPUT_DEBUG LWIP_DBG_OFF
//#define TCP_RST_DEBUG LWIP_DBG_OFF
//#define TCP_QLEN_DEBUG LWIP_DBG_OFF
//#define UDP_DEBUG LWIP_DBG_OFF
//#define TCPIP_DEBUG LWIP_DBG_OFF
//#define PPP_DEBUG LWIP_DBG_OFF
//#define SLIP_DEBUG LWIP_DBG_OFF
//#define DHCP_DEBUG LWIP_DBG_OFF
//#define AUTOIP_DEBUG LWIP_DBG_OFF
//#define SNMP_MSG_DEBUG LWIP_DBG_OFF
//#define SNMP_MIB_DEBUG LWIP_DBG_OFF
//#define DNS_DEBUG LWIP_DBG_OFF
//#define LWIP_NOASSERT 0
///**
// * SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
// * critical regions during buffer allocation, deallocation and memory
// * allocation and deallocation.
// */
//#define SYS_LIGHTWEIGHT_PROT 1
///*
// ------------------------------------
// ---------- Memory options ----------
// ------------------------------------
//*/
///**
// * MEM_ALIGNMENT: should be set to the alignment of the CPU
// * 4 byte alignment -> #define MEM_ALIGNMENT 4
// * 2 byte alignment -> #define MEM_ALIGNMENT 2
// */
//#define MEM_ALIGNMENT 4
///** STF (9*1024)
// * MEM_SIZE: the size of the heap memory. If the application will send
// * a lot of data that needs to be copied, this should be set high.
// */
//#define MEM_SIZE (8*1024)
///*
// ------------------------------------------------
// ---------- Internal Memory Pool Sizes ----------
// ------------------------------------------------
//*/
///** STF 40
// * MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
// * If the application sends a lot of data out of ROM (or other static memory),
// * this should be set high.
// */
//#define MEMP_NUM_PBUF 20
///** STF 8
// * MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
// * (requires the LWIP_TCP option)
// */
//#define MEMP_NUM_TCP_PCB 10
///**
// * MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
// * (requires the LWIP_TCP option)
// */
//#define MEMP_NUM_TCP_SEG 8
///** STF 3
// * MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts.
// * (requires NO_SYS==0)
// */
//#define MEMP_NUM_SYS_TIMEOUT 5
///**
// * MEMP_NUM_NETBUF: the number of struct netbufs.
// * (only needed if you use the sequential API, like api_lib.c)
// */
//#define MEMP_NUM_NETBUF 4
///** STF 8
// * PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
// */
//#define PBUF_POOL_SIZE 4
///*
// ----------------------------------
// ---------- Pbuf options ----------
// ----------------------------------
//*/
///**
// * PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is
// * designed to accomodate single full size TCP frame in one pbuf, including
// * TCP_MSS, IP header, and link header.
// */
//#define PBUF_POOL_BUFSIZE 1500
///*
// ---------------------------------
// ---------- TCP options ----------
// ---------------------------------
//*/
///**
// * LWIP_TCP==1: Turn on TCP.
// */
//#define LWIP_TCP 1
///* TCP Maximum segment size. */
//#define TCP_MSS 1500
///* TCP sender buffer space (bytes). */
//#define TCP_SND_BUF 2*TCP_MSS
///**
// * TCP_WND: The size of a TCP window.
// */
//#define TCP_WND 2*TCP_MSS //1500
///**
// * TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments.
// */
//#define TCP_SYNMAXRTX 4
///*
// ---------------------------------
// ---------- RAW options ----------
// ---------------------------------
//*/
///**
// * LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
// */
//#define LWIP_RAW 0
///*
// ----------------------------------------------
// ---------- Sequential layer options ----------
// ----------------------------------------------
//*/
///**
// * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
// */
//#define LWIP_NETCONN 1
///*
// ------------------------------------
// ---------- Socket options ----------
// ------------------------------------
//*/
///**
// * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
// */
//#define LWIP_SOCKET 1
///*
// ----------------------------------------
// ---------- Statistics options ----------
// ----------------------------------------
//*/
///**
// * LWIP_STATS==1: Enable statistics collection in lwip_stats.
// */
//#define LWIP_STATS 0
///*
// ----------------------------------
// ---------- DHCP options ----------
// ----------------------------------
//*/
///**
// * LWIP_DHCP==1: Enable DHCP module.
// */
//#define LWIP_DHCP 0
///*
// ----------------------------------
// ---------- IGMP options ----------
// ----------------------------------
//*/
///**
// * LWIP_IGMP==1: Turn on IGMP module.
// */
//#define LWIP_IGMP 0
//#define LWIP_PROVIDE_ERRNO 1
////#define LWIP_SNMP 1
//#endif /* __LWIPOPTS_H__ */
/**
******************************************************************************
* @file lwipopts.h
* @author MCD Application Team
* @version V1.1.0
* @date 31-July-2013
* @brief lwIP Options Configuration.
* This file is based on Utilities\lwip_v1.4.1\src\include\lwip\opt.h
* and contains the lwIP configuration for the STM32F4x7 demonstration.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
* You may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.st.com/software_license_agreement_liberty_v2
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************
*/
#ifndef __LWIPOPTS_H__
#define __LWIPOPTS_H__
/**
* SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
* critical regions during buffer allocation, deallocation and memory
* allocation and deallocation.
*/
#define SYS_LIGHTWEIGHT_PROT 1
/**
* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
* use lwIP facilities.
*/
#define NO_SYS 0
/**
* NO_SYS_NO_TIMERS==1: Drop support for sys_timeout when NO_SYS==1
* Mainly for compatibility to old versions.
*/
#define NO_SYS_NO_TIMERS 0
/* ---------- Memory options ---------- */
/* MEM_ALIGNMENT: should be set to the alignment of the CPU for which
lwIP is compiled. 4 byte alignment -> define MEM_ALIGNMENT to 4, 2
byte alignment -> define MEM_ALIGNMENT to 2. */
#define MEM_ALIGNMENT 4
/* MEM_SIZE: the size of the heap memory. If the application will send
a lot of data that needs to be copied, this should be set high. */
#define MEM_SIZE (25*1024)
/* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application
sends a lot of data out of ROM (or other static memory), this
should be set high. */
#define MEMP_NUM_PBUF 15
/* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
per active UDP "connection". */
#define MEMP_NUM_UDP_PCB 4
/* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
connections. */
#define MEMP_NUM_TCP_PCB 4
/* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
connections. */
#define MEMP_NUM_TCP_PCB_LISTEN 2
/* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
segments. */
#define MEMP_NUM_TCP_SEG 120
/* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
timeouts. */
#define MEMP_NUM_SYS_TIMEOUT 6
/* ---------- Pbuf options ---------- */
/* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
#define PBUF_POOL_SIZE 20
/* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
#define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_ENCAPSULATION_HLEN+PBUF_LINK_HLEN)
/* ---------- TCP options ---------- */
#define LWIP_TCP 1
#define TCP_TTL 255
/* Controls if TCP should queue segments that arrive out of
order. Define to 0 if your device is low on memory. */
#define TCP_QUEUE_OOSEQ 0
/* TCP Maximum segment size. */
#define TCP_MSS (1500 - 40) /* TCP_MSS = (Ethernet MTU - IP header size - TCP header size) */
/* TCP sender buffer space (bytes). */
#define TCP_SND_BUF (11*TCP_MSS)
/* TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least
as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. */
#define TCP_SND_QUEUELEN (8* TCP_SND_BUF/TCP_MSS)
/* TCP receive window. */
#define TCP_WND 16000//(12*TCP_MSS)
/* ---------- ICMP options ---------- */
#define LWIP_ICMP 1
/* ---------- DHCP options ---------- */
/* Define LWIP_DHCP to 1 if you want DHCP configuration of
interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
turning this on does currently not work. */
#define LWIP_DHCP 0
/* ---------- UDP options ---------- */
#define LWIP_UDP 1
#define UDP_TTL 255
/* ---------- Statistics options ---------- */
#define LWIP_STATS 0
#define LWIP_PROVIDE_ERRNO 1
/* ---------- link callback options ---------- */
/* LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface
* whenever the link changes (i.e., link down)
*/
#define LWIP_NETIF_LINK_CALLBACK 0
/*
--------------------------------------
---------- Checksum options ----------
--------------------------------------
*/
/*
The STM32F4x7 allows computing and verifying the IP, UDP, TCP and ICMP checksums by hardware:
- To use this feature let the following define uncommented.
- To disable it and process by CPU comment the the checksum.
*/
//#define CHECKSUM_BY_HARDWARE
#ifdef CHECKSUM_BY_HARDWARE
/* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/
#define CHECKSUM_GEN_IP 0
/* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/
#define CHECKSUM_GEN_UDP 0
/* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/
#define CHECKSUM_GEN_TCP 0
/* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/
#define CHECKSUM_CHECK_IP 0
/* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/
#define CHECKSUM_CHECK_UDP 0
/* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/
#define CHECKSUM_CHECK_TCP 0
/* CHECKSUM_CHECK_ICMP==0: Check checksums by hardware for incoming ICMP packets.*/
#define CHECKSUM_GEN_ICMP 0
#else
/* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/
#define CHECKSUM_GEN_IP 1
/* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/
#define CHECKSUM_GEN_UDP 1
/* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/
#define CHECKSUM_GEN_TCP 1
/* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/
#define CHECKSUM_CHECK_IP 1
/* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/
#define CHECKSUM_CHECK_UDP 1
/* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/
#define CHECKSUM_CHECK_TCP 1
/* CHECKSUM_CHECK_ICMP==1: Check checksums by hardware for incoming ICMP packets.*/
#define CHECKSUM_GEN_ICMP 1
#endif
/*
----------------------------------------------
---------- Sequential layer options ----------
----------------------------------------------
*/
/**
* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
*/
#define LWIP_NETCONN 1
/*
------------------------------------
---------- Socket options ----------
------------------------------------
*/
/**
* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
*/
#define LWIP_SOCKET 1
/*
---------------------------------
---------- OS options ----------
---------------------------------
*/
#define DEFAULT_UDP_RECVMBOX_SIZE 10
#define DEFAULT_TCP_RECVMBOX_SIZE 10
#define DEFAULT_ACCEPTMBOX_SIZE 10
#define DEFAULT_THREAD_STACKSIZE 1024
#define TCPIP_THREAD_NAME "lwip"
#define TCPIP_THREAD_STACKSIZE 2048
#define TCPIP_MBOX_SIZE 8
#define TCPIP_THREAD_PRIO 3
//#define IPERF_SERVER_THREAD_NAME "iperf_server"
//#define IPERF_SERVER_THREAD_STACKSIZE 1024
//#define IPERF_SERVER_THREAD_PRIO 0
//#define BLOCK_TIME 250
//#define BLOCK_TIME_WAITING_FOR_INPUT ( ( portTickType ) 100 )
/*
----------------------------------------
---------- Lwip Debug options ----------
----------------------------------------
*/
#define LWIP_DEBUG 1
#define LWIP_IPV4 1
#define LWIP_RAW 1
#define FSL_FEATURE_PHYKSZ8081_USE_RMII50M_MODE
#define lw_print KPrintf
#endif /* __LWIPOPTS_H__ */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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@ -1,50 +1,50 @@
/**
******************************************************************************
* @file GPIO/GPIO_EXTI/Inc/main.h
* @author MCD Application Team
* @brief Header for main.c module
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MAIN_H
#define __MAIN_H
/* Includes ------------------------------------------------------------------*/
// void BSP_Init(void);
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
#endif /* __MAIN_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
/**
******************************************************************************
* @file GPIO/GPIO_EXTI/Inc/main.h
* @author MCD Application Team
* @brief Header for main.c module
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __MAIN_H
#define __MAIN_H
/* Includes ------------------------------------------------------------------*/
// void BSP_Init(void);
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
#endif /* __MAIN_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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@ -1,38 +1,38 @@
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __PERF_H__
#define __PERF_H__
#define PERF_START /* null definition */
#define PERF_STOP(x) /* null definition */
#endif /* __PERF_H__ */
/*
* Copyright (c) 2001-2003 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#ifndef __PERF_H__
#define __PERF_H__
#define PERF_START /* null definition */
#define PERF_STOP(x) /* null definition */
#endif /* __PERF_H__ */

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@ -1,450 +1,441 @@
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file sys_arch.c
* @brief In order to adapt to XiUOS, some changes have been made to implement the LwIP interface.
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include "debug.h"
#include <lwip/opt.h>
#include <lwip/arch.h>
#include "tcpip.h"
#include "lwip/init.h"
#include "lwip/netif.h"
#include "lwip/sio.h"
#include "ethernetif.h"
#if !NO_SYS
#include "sys_arch.h"
#endif
#include <lwip/stats.h>
#include <lwip/debug.h>
#include <lwip/sys.h>
#include "lwip/dhcp.h"
#include <string.h>
#include <xs_ktask.h>
#include <xs_ktick.h>
#include <xs_assign.h>
#include <xs_sem.h>
#include <xs_mutex.h>
#include <xs_ktask.h>
#include <xs_msg.h>
#include <ethernetif.h>
int errno;
x_ticks_t lwip_sys_now;
struct sys_timeouts {
struct sys_timeo *next;
};
struct timeoutlist
{
struct sys_timeouts timeouts;
int32 pid;
};
#define SYS_THREAD_MAX 4
static struct timeoutlist s_timeoutlist[SYS_THREAD_MAX];
static u16_t s_nextthread = 0;
u32_t
sys_jiffies(void)
{
lwip_sys_now = CurrentTicksGain();
return lwip_sys_now;
}
u32_t
sys_now(void)
{
lwip_sys_now = CurrentTicksGain();
return lwip_sys_now;
}
void
sys_init(void)
{
int i;
for(i = 0; i < SYS_THREAD_MAX; i++)
{
s_timeoutlist[i].pid = 0;
s_timeoutlist[i].timeouts.next = NULL;
}
s_nextthread = 0;
}
struct sys_timeouts *sys_arch_timeouts(void)
{
int i;
int32 pid;
struct timeoutlist *tl;
pid = (int32)GetKTaskDescriptor()->id.id;
for(i = 0; i < s_nextthread; i++)
{
tl = &(s_timeoutlist[i]);
if(tl->pid == pid)
{
return &(tl->timeouts);
}
}
return NULL;
}
sys_prot_t sys_arch_protect(void)
{
return CriticalAreaLock();
}
void sys_arch_unprotect(sys_prot_t pval)
{
CriticalAreaUnLock(pval);
}
#if !NO_SYS
err_t
sys_sem_new(sys_sem_t *sem, u8_t count)
{
*sem = KSemaphoreCreate((uint16)count);
#if SYS_STATS
++lwip_stats.sys.sem.used;
if (lwip_stats.sys.sem.max < lwip_stats.sys.sem.used) {
lwip_stats.sys.sem.max = lwip_stats.sys.sem.used;
}
#endif /* SYS_STATS */
if(*sem >= 0)
return ERR_OK;
else
{
#if SYS_STATS
++lwip_stats.sys.sem.err;
#endif /* SYS_STATS */
KPrintf("[sys_arch]:new sem fail!\n");
return ERR_MEM;
}
}
void
sys_sem_free(sys_sem_t *sem)
{
#if SYS_STATS
--lwip_stats.sys.sem.used;
#endif /* SYS_STATS */
KSemaphoreDelete(*sem);
*sem = SYS_SEM_NULL;
}
int sys_sem_valid(sys_sem_t *sem)
{
return (*sem >= SYS_SEM_NULL);
}
void
sys_sem_set_invalid(sys_sem_t *sem)
{
*sem = SYS_SEM_NULL;
}
u32_t sys_arch_sem_wait(sys_sem_t *sem, u32_t timeout)
{
x_ticks_t start_tick = 0 ;
int32 wait_time = 0;
if(*sem == SYS_SEM_NULL)
return SYS_ARCH_TIMEOUT;
start_tick = CurrentTicksGain();
if (0 == timeout)
wait_time = WAITING_FOREVER;
else
wait_time = timeout;
if(KSemaphoreObtain(*sem, wait_time) == EOK)
return ((CurrentTicksGain()-start_tick)*MS_PER_SYSTICK_F407);
else
return SYS_ARCH_TIMEOUT;
}
void sys_sem_signal(sys_sem_t *sem)
{
if(KSemaphoreAbandon( *sem ) != EOK)
KPrintf("[sys_arch]:sem signal fail!\n");
}
err_t sys_mutex_new(sys_mutex_t *mutex)
{
*mutex = KMutexCreate();
if(*mutex >= 0)
return ERR_OK;
else
{
KPrintf("[sys_arch]:new mutex fail!\n");
return ERR_MEM;
}
}
void sys_mutex_free(sys_mutex_t *mutex)
{
KMutexDelete(*mutex);
}
void sys_mutex_set_invalid(sys_mutex_t *mutex)
{
*mutex = SYS_MRTEX_NULL;
}
void sys_mutex_lock(sys_mutex_t *mutex)
{
KMutexObtain(*mutex,
WAITING_FOREVER);
}
void sys_mutex_unlock(sys_mutex_t *mutex)
{
KMutexAbandon( *mutex );
}
sys_thread_t sys_thread_new(const char *name, lwip_thread_fn function, void *arg, int stacksize, int prio)
{
sys_thread_t handle = -1;
handle = KTaskCreate(name,
function,
arg,
(uint32)stacksize,
(uint8)prio);
if (handle >= 0)
{
StartupKTask(handle);
return handle;
}
return -ERROR;
}
err_t sys_mbox_new(sys_mbox_t *mbox, int size)
{
*mbox = KCreateMsgQueue(sizeof(void *), size);
#if SYS_STATS
++lwip_stats.sys.mbox.used;
if (lwip_stats.sys.mbox.max < lwip_stats.sys.mbox.used) {
lwip_stats.sys.mbox.max = lwip_stats.sys.mbox.used;
}
#endif /* SYS_STATS */
if(*mbox < 0)
return ERR_MEM;
return ERR_OK;
}
void sys_mbox_free(sys_mbox_t *mbox)
{
KDeleteMsgQueue(*mbox);
}
int sys_mbox_valid(sys_mbox_t *mbox)
{
if (*mbox < SYS_MBOX_NULL)
return 0;
else
return 1;
}
void sys_mbox_set_invalid(sys_mbox_t *mbox)
{
*mbox = SYS_MBOX_NULL;
}
void sys_mbox_post(sys_mbox_t *q, void *msg)
{
while(KMsgQueueSendwait( *q, &msg, sizeof(void *), WAITING_FOREVER) != EOK);
}
err_t sys_mbox_trypost(sys_mbox_t *q, void *msg)
{
if(KMsgQueueSend(*q, &msg, sizeof(void *)) == EOK)
return ERR_OK;
else
return ERR_MEM;
}
err_t sys_mbox_trypost_fromisr(sys_mbox_t *q, void *msg)
{
return sys_mbox_trypost(q, msg);
}
u32_t sys_arch_mbox_fetch(sys_mbox_t *q, void **msg, u32_t timeout)
{
x_ticks_t start_tick = 0 ;
int32 wait_time = 0;
start_tick = CurrentTicksGain();
if (0 == timeout)
wait_time = WAITING_FOREVER;
else
wait_time = timeout;
if(KMsgQueueRecv(*q, &(*msg), sizeof(void *), wait_time) == EOK)
return ((CurrentTicksGain()-start_tick)*MS_PER_SYSTICK_F407);
else{
*msg = NULL;
return SYS_ARCH_TIMEOUT;
}
}
u32_t sys_arch_mbox_tryfetch(sys_mbox_t *q, void **msg)
{
if(KMsgQueueRecv(*q, &(*msg), sizeof(void *), 0) == EOK)
return ERR_OK;
else
return SYS_MBOX_EMPTY;
}
#if LWIP_NETCONN_SEM_PER_THREAD
#error LWIP_NETCONN_SEM_PER_THREAD==1 not supported
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
#endif /* !NO_SYS */
/* Variables Initialization */
struct netif gnetif;
ip4_addr_t ipaddr;
ip4_addr_t netmask;
ip4_addr_t gw;
uint8_t IP_ADDRESS[4];
uint8_t NETMASK_ADDRESS[4];
uint8_t GATEWAY_ADDRESS[4];
void TcpIpInit(void)
{
tcpip_init(NULL, NULL);
/* IP addresses initialization */
/* USER CODE BEGIN 0 */
#if LWIP_DHCP
ip_addr_set_zero_ip4(&ipaddr);
ip_addr_set_zero_ip4(&netmask);
ip_addr_set_zero_ip4(&gw);
#else
#ifdef SET_AS_SERVER
IP4_ADDR(&ipaddr,IP_ADDR0_SERVER,IP_ADDR1_SERVER,IP_ADDR2_SERVER,IP_ADDR3_SERVER);
#else
IP4_ADDR(&ipaddr,IP_ADDR0_ClIENT,IP_ADDR1_ClIENT,IP_ADDR2_ClIENT,IP_ADDR3_ClIENT);
#endif
IP4_ADDR(&netmask,NETMASK_ADDR0,NETMASK_ADDR1,NETMASK_ADDR2,NETMASK_ADDR3);
IP4_ADDR(&gw,GW_ADDR0,GW_ADDR1,GW_ADDR2,GW_ADDR3);
#endif /* USE_DHCP */
/* USER CODE END 0 */
/* Initilialize the LwIP stack without RTOS */
/* add the network interface (IPv4/IPv6) without RTOS */
netif_add(&gnetif, &ipaddr, &netmask, &gw, NULL, &ethernetif_init, &tcpip_input);
/* Registers the default network interface */
netif_set_default(&gnetif);
if (netif_is_link_up(&gnetif))
{
/* When the netif is fully configured this function must be called */
KPrintf("TcpIpInit : netif_set_up\n");
netif_set_up(&gnetif);
}
else
{
/* When the netif link is down this function must be called */
KPrintf("TcpIpInit : netif_set_down\n");
netif_set_down(&gnetif);
}
#if LWIP_DHCP
int err;
/* Creates a new DHCP client for this interface on the first call.
Note: you must call dhcp_fine_tmr() and dhcp_coarse_tmr() at
the predefined regular intervals after starting the client.
You can peek in the netif->dhcp struct for the actual DHCP status.*/
err = dhcp_start(&gnetif);
if(err == ERR_OK)
KPrintf("lwip dhcp init success...\n\n");
else
KPrintf("lwip dhcp init fail...\n\n");
while(ip_addr_cmp(&(gnetif.ip_addr),&ipaddr))
{
vTaskDelay(1);
}
#endif
KPrintf("\n\nIP:%d.%d.%d.%d\n\n", \
((gnetif.ip_addr.addr)&0x000000ff), \
(((gnetif.ip_addr.addr)&0x0000ff00)>>8), \
(((gnetif.ip_addr.addr)&0x00ff0000)>>16), \
((gnetif.ip_addr.addr)&0xff000000)>>24);
}
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file sys_arch.c
* @brief In order to adapt to XiUOS, some changes have been made to implement the LwIP interface.
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include "debug.h"
#include <lwip/opt.h>
#include <lwip/arch.h>
#include "tcpip.h"
#include "lwip/init.h"
#include "lwip/netif.h"
#include "lwip/sio.h"
#include "ethernetif.h"
#if !NO_SYS
#include "sys_arch.h"
#endif
#include <lwip/stats.h>
#include <lwip/debug.h>
#include <lwip/sys.h>
#include "lwip/dhcp.h"
#include <string.h>
#include <xs_ktask.h>
#include <xs_ktick.h>
#include <xs_assign.h>
#include <xs_sem.h>
#include <xs_mutex.h>
#include <xs_ktask.h>
#include <xs_msg.h>
#include <ethernetif.h>
int errno;
x_ticks_t lwip_sys_now;
struct sys_timeouts {
struct sys_timeo *next;
};
struct timeoutlist
{
struct sys_timeouts timeouts;
int32 pid;
};
#define SYS_THREAD_MAX 4
static struct timeoutlist s_timeoutlist[SYS_THREAD_MAX];
static u16_t s_nextthread = 0;
u32_t
sys_jiffies(void)
{
lwip_sys_now = CurrentTicksGain();
return lwip_sys_now;
}
u32_t
sys_now(void)
{
lwip_sys_now = CurrentTicksGain();
return lwip_sys_now;
}
void
sys_init(void)
{
int i;
for(i = 0; i < SYS_THREAD_MAX; i++)
{
s_timeoutlist[i].pid = 0;
s_timeoutlist[i].timeouts.next = NULL;
}
s_nextthread = 0;
}
struct sys_timeouts *sys_arch_timeouts(void)
{
int i;
int32 pid;
struct timeoutlist *tl;
pid = (int32)GetKTaskDescriptor()->id.id;
for(i = 0; i < s_nextthread; i++)
{
tl = &(s_timeoutlist[i]);
if(tl->pid == pid)
{
return &(tl->timeouts);
}
}
return NULL;
}
sys_prot_t sys_arch_protect(void)
{
return CriticalAreaLock();
}
void sys_arch_unprotect(sys_prot_t pval)
{
CriticalAreaUnLock(pval);
}
#if !NO_SYS
err_t
sys_sem_new(sys_sem_t *sem, u8_t count)
{
*sem = KSemaphoreCreate((uint16)count);
#if SYS_STATS
++lwip_stats.sys.sem.used;
if (lwip_stats.sys.sem.max < lwip_stats.sys.sem.used) {
lwip_stats.sys.sem.max = lwip_stats.sys.sem.used;
}
#endif /* SYS_STATS */
if(*sem >= 0)
return ERR_OK;
else
{
#if SYS_STATS
++lwip_stats.sys.sem.err;
#endif /* SYS_STATS */
KPrintf("[sys_arch]:new sem fail!\n");
return ERR_MEM;
}
}
void
sys_sem_free(sys_sem_t *sem)
{
#if SYS_STATS
--lwip_stats.sys.sem.used;
#endif /* SYS_STATS */
KSemaphoreDelete(*sem);
*sem = SYS_SEM_NULL;
}
int sys_sem_valid(sys_sem_t *sem)
{
return (*sem >= SYS_SEM_NULL);
}
void
sys_sem_set_invalid(sys_sem_t *sem)
{
*sem = SYS_SEM_NULL;
}
u32_t sys_arch_sem_wait(sys_sem_t *sem, u32_t timeout)
{
x_ticks_t start_tick = 0 ;
int32 wait_time = 0;
if(*sem == SYS_SEM_NULL)
return SYS_ARCH_TIMEOUT;
start_tick = CurrentTicksGain();
if (0 == timeout)
wait_time = WAITING_FOREVER;
else
wait_time = timeout;
if(KSemaphoreObtain(*sem, wait_time) == EOK)
return ((CurrentTicksGain()-start_tick)*MS_PER_SYSTICK_F407);
else
return SYS_ARCH_TIMEOUT;
}
void sys_sem_signal(sys_sem_t *sem)
{
if(KSemaphoreAbandon( *sem ) != EOK)
KPrintf("[sys_arch]:sem signal fail!\n");
}
err_t sys_mutex_new(sys_mutex_t *mutex)
{
*mutex = KMutexCreate();
if(*mutex >= 0)
return ERR_OK;
else
{
KPrintf("[sys_arch]:new mutex fail!\n");
return ERR_MEM;
}
}
void sys_mutex_free(sys_mutex_t *mutex)
{
KMutexDelete(*mutex);
}
void sys_mutex_set_invalid(sys_mutex_t *mutex)
{
*mutex = SYS_MRTEX_NULL;
}
void sys_mutex_lock(sys_mutex_t *mutex)
{
KMutexObtain(*mutex,
WAITING_FOREVER);
}
void sys_mutex_unlock(sys_mutex_t *mutex)
{
KMutexAbandon( *mutex );
}
sys_thread_t sys_thread_new(const char *name, lwip_thread_fn function, void *arg, int stacksize, int prio)
{
sys_thread_t handle = -1;
handle = KTaskCreate(name,
function,
arg,
(uint32)stacksize,
(uint8)prio);
if (handle >= 0)
{
StartupKTask(handle);
return handle;
}
return -ERROR;
}
err_t sys_mbox_new(sys_mbox_t *mbox, int size)
{
*mbox = KCreateMsgQueue(sizeof(void *), size);
#if SYS_STATS
++lwip_stats.sys.mbox.used;
if (lwip_stats.sys.mbox.max < lwip_stats.sys.mbox.used) {
lwip_stats.sys.mbox.max = lwip_stats.sys.mbox.used;
}
#endif /* SYS_STATS */
if(*mbox < 0)
return ERR_MEM;
return ERR_OK;
}
void sys_mbox_free(sys_mbox_t *mbox)
{
KDeleteMsgQueue(*mbox);
}
int sys_mbox_valid(sys_mbox_t *mbox)
{
if (*mbox < SYS_MBOX_NULL)
return 0;
else
return 1;
}
void sys_mbox_set_invalid(sys_mbox_t *mbox)
{
*mbox = SYS_MBOX_NULL;
}
void sys_mbox_post(sys_mbox_t *q, void *msg)
{
while(KMsgQueueSendwait( *q, &msg, sizeof(void *), WAITING_FOREVER) != EOK);
}
err_t sys_mbox_trypost(sys_mbox_t *q, void *msg)
{
if(KMsgQueueSend(*q, &msg, sizeof(void *)) == EOK)
return ERR_OK;
else
return ERR_MEM;
}
err_t sys_mbox_trypost_fromisr(sys_mbox_t *q, void *msg)
{
return sys_mbox_trypost(q, msg);
}
u32_t sys_arch_mbox_fetch(sys_mbox_t *q, void **msg, u32_t timeout)
{
x_ticks_t start_tick = 0 ;
int32 wait_time = 0;
start_tick = CurrentTicksGain();
if (0 == timeout)
wait_time = WAITING_FOREVER;
else
wait_time = timeout;
if(KMsgQueueRecv(*q, &(*msg), sizeof(void *), wait_time) == EOK)
return ((CurrentTicksGain()-start_tick)*MS_PER_SYSTICK_F407);
else{
*msg = NULL;
return SYS_ARCH_TIMEOUT;
}
}
u32_t sys_arch_mbox_tryfetch(sys_mbox_t *q, void **msg)
{
if(KMsgQueueRecv(*q, &(*msg), sizeof(void *), 0) == EOK)
return ERR_OK;
else
return SYS_MBOX_EMPTY;
}
#if LWIP_NETCONN_SEM_PER_THREAD
#error LWIP_NETCONN_SEM_PER_THREAD==1 not supported
#endif /* LWIP_NETCONN_SEM_PER_THREAD */
#endif /* !NO_SYS */
/* Variables Initialization */
struct netif gnetif;
ip4_addr_t ipaddr;
ip4_addr_t netmask;
ip4_addr_t gw;
uint8_t IP_ADDRESS[4];
uint8_t NETMASK_ADDRESS[4];
uint8_t GATEWAY_ADDRESS[4];
void TcpIpInit(void)
{
tcpip_init(NULL, NULL);
/* IP addresses initialization */
/* USER CODE BEGIN 0 */
#if LWIP_DHCP
ip_addr_set_zero_ip4(&ipaddr);
ip_addr_set_zero_ip4(&netmask);
ip_addr_set_zero_ip4(&gw);
#else
#ifdef SET_AS_SERVER
IP4_ADDR(&ipaddr,IP_ADDR0_SERVER,IP_ADDR1_SERVER,IP_ADDR2_SERVER,IP_ADDR3_SERVER);
#else
IP4_ADDR(&ipaddr,IP_ADDR0_ClIENT,IP_ADDR1_ClIENT,IP_ADDR2_ClIENT,IP_ADDR3_ClIENT);
#endif
IP4_ADDR(&netmask,NETMASK_ADDR0,NETMASK_ADDR1,NETMASK_ADDR2,NETMASK_ADDR3);
IP4_ADDR(&gw,GW_ADDR0,GW_ADDR1,GW_ADDR2,GW_ADDR3);
#endif /* USE_DHCP */
/* USER CODE END 0 */
/* Initilialize the LwIP stack without RTOS */
/* add the network interface (IPv4/IPv6) without RTOS */
netif_add(&gnetif, &ipaddr, &netmask, &gw, NULL, &ethernetif_init, &tcpip_input);
/* Registers the default network interface */
netif_set_default(&gnetif);
if (netif_is_link_up(&gnetif))
{
/* When the netif is fully configured this function must be called */
KPrintf("TcpIpInit : netif_set_up\n");
netif_set_up(&gnetif);
}
else
{
/* When the netif link is down this function must be called */
KPrintf("TcpIpInit : netif_set_down\n");
netif_set_down(&gnetif);
}
#if LWIP_DHCP
int err;
/* Creates a new DHCP client for this interface on the first call.
Note: you must call dhcp_fine_tmr() and dhcp_coarse_tmr() at
the predefined regular intervals after starting the client.
You can peek in the netif->dhcp struct for the actual DHCP status.*/
err = dhcp_start(&gnetif);
if(err == ERR_OK)
KPrintf("lwip dhcp init success...\n\n");
else
KPrintf("lwip dhcp init fail...\n\n");
while(ip_addr_cmp(&(gnetif.ip_addr),&ipaddr))
{
vTaskDelay(1);
}
#endif
KPrintf("\n\nIP:%d.%d.%d.%d\n\n", \
((gnetif.ip_addr.addr)&0x000000ff), \
(((gnetif.ip_addr.addr)&0x0000ff00)>>8), \
(((gnetif.ip_addr.addr)&0x00ff0000)>>16), \
((gnetif.ip_addr.addr)&0xff000000)>>24);
}

204
Ubiquitous/XiUOS/resources/ethernet/LwIP/arch/sys_arch.h
View File

@ -1,102 +1,102 @@
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file sys_arch.h
* @brief In order to adapt to XiUOS, some changes have been made to implement the LwIP interface.
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include <lwip/opt.h>
#include <lwip/arch.h>
#include "tcpip.h"
#include <xs_base.h>
/* USER CODE BEGIN 0 */
// #define SET_AS_SERVER 1 /* define this terminal is udp server or not*/
#define LOCAL_PORT_SERVER 5001
#define TARGET_PORT_CLIENT LOCAL_PORT_SERVER
/*Static IP ADDRESS: IP_ADDR0.IP_ADDR1.IP_ADDR2.IP_ADDR3 */
#define IP_ADDR0_SERVER 192
#define IP_ADDR1_SERVER 168
#define IP_ADDR2_SERVER 0
#define IP_ADDR3_SERVER 166
#define IP_ADDR0_ClIENT 192
#define IP_ADDR1_ClIENT 168
#define IP_ADDR2_ClIENT 0
#define IP_ADDR3_ClIENT 177
/*NETMASK*/
#define NETMASK_ADDR0 255
#define NETMASK_ADDR1 255
#define NETMASK_ADDR2 255
#define NETMASK_ADDR3 0
/*Gateway Address*/
#define GW_ADDR0 192
#define GW_ADDR1 168
#define GW_ADDR2 0
#define GW_ADDR3 1
/* USER CODE END 0 */
#define SYS_MBOX_NULL 0
#define SYS_SEM_NULL 0
#define SYS_MRTEX_NULL SYS_SEM_NULL
typedef int32 sys_sem_t;
typedef int32 sys_mutex_t;
typedef int32 sys_mbox_t;
typedef int32 sys_thread_t;
typedef x_base sys_prot_t;
#define MS_PER_SYSTICK_F407 1000/TICK_PER_SECOND
void TcpIpInit(void);
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file sys_arch.h
* @brief In order to adapt to XiUOS, some changes have been made to implement the LwIP interface.
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-05-29
*/
#include <lwip/opt.h>
#include <lwip/arch.h>
#include "tcpip.h"
#include <xs_base.h>
/* USER CODE BEGIN 0 */
// #define SET_AS_SERVER 1 /* define this terminal is udp server or not*/
#define LOCAL_PORT_SERVER 5001
#define TARGET_PORT_CLIENT LOCAL_PORT_SERVER
/*Static IP ADDRESS: IP_ADDR0.IP_ADDR1.IP_ADDR2.IP_ADDR3 */
#define IP_ADDR0_SERVER 192
#define IP_ADDR1_SERVER 168
#define IP_ADDR2_SERVER 0
#define IP_ADDR3_SERVER 166
#define IP_ADDR0_ClIENT 192
#define IP_ADDR1_ClIENT 168
#define IP_ADDR2_ClIENT 250
#define IP_ADDR3_ClIENT 253
/*NETMASK*/
#define NETMASK_ADDR0 255
#define NETMASK_ADDR1 255
#define NETMASK_ADDR2 255
#define NETMASK_ADDR3 0
/*Gateway Address*/
#define GW_ADDR0 192
#define GW_ADDR1 168
#define GW_ADDR2 250
#define GW_ADDR3 252
/* USER CODE END 0 */
#define SYS_MBOX_NULL 0
#define SYS_SEM_NULL 0
#define SYS_MRTEX_NULL SYS_SEM_NULL
typedef int32 sys_sem_t;
typedef int32 sys_mutex_t;
typedef int32 sys_mbox_t;
typedef int32 sys_thread_t;
typedef x_base sys_prot_t;
#define MS_PER_SYSTICK_F407 1000/TICK_PER_SECOND
void TcpIpInit(void);

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/**
* @file
* Application layered TCP connection API (to be used from TCPIP thread)\n
* This interface mimics the tcp callback API to the application while preventing
* direct linking (much like virtual functions).
* This way, an application can make use of other application layer protocols
* on top of TCP without knowing the details (e.g. TLS, proxy connection).
*
* This file contains allocation implementation that combine several layers.
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/altcp.h"
#include "lwip/altcp_tcp.h"
#include "lwip/altcp_tls.h"
#include "lwip/priv/altcp_priv.h"
#include "lwip/mem.h"
#include <string.h>
#if LWIP_ALTCP_TLS
/** This standard allocator function creates an altcp pcb for
* TLS over TCP */
struct altcp_pcb *
altcp_tls_new(struct altcp_tls_config *config, u8_t ip_type)
{
struct altcp_pcb *inner_conn, *ret;
LWIP_UNUSED_ARG(ip_type);
inner_conn = altcp_tcp_new_ip_type(ip_type);
if (inner_conn == NULL) {
return NULL;
}
ret = altcp_tls_wrap(config, inner_conn);
if (ret == NULL) {
altcp_close(inner_conn);
}
return ret;
}
/** This standard allocator function creates an altcp pcb for
* TLS over TCP */
struct altcp_pcb *
altcp_tls_alloc(void *arg, u8_t ip_type)
{
return altcp_tls_new((struct altcp_tls_config *)arg, ip_type);
}
#endif /* LWIP_ALTCP_TLS */
#endif /* LWIP_ALTCP */
/**
* @file
* Application layered TCP connection API (to be used from TCPIP thread)\n
* This interface mimics the tcp callback API to the application while preventing
* direct linking (much like virtual functions).
* This way, an application can make use of other application layer protocols
* on top of TCP without knowing the details (e.g. TLS, proxy connection).
*
* This file contains allocation implementation that combine several layers.
*/
/*
* Copyright (c) 2017 Simon Goldschmidt
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt <goldsimon@gmx.de>
*
*/
#include "lwip/opt.h"
#if LWIP_ALTCP /* don't build if not configured for use in lwipopts.h */
#include "lwip/altcp.h"
#include "lwip/altcp_tcp.h"
#include "lwip/altcp_tls.h"
#include "lwip/priv/altcp_priv.h"
#include "lwip/mem.h"
#include <string.h>
#if LWIP_ALTCP_TLS
/** This standard allocator function creates an altcp pcb for
* TLS over TCP */
struct altcp_pcb *
altcp_tls_new(struct altcp_tls_config *config, u8_t ip_type)
{
struct altcp_pcb *inner_conn, *ret;
LWIP_UNUSED_ARG(ip_type);
inner_conn = altcp_tcp_new_ip_type(ip_type);
if (inner_conn == NULL) {
return NULL;
}
ret = altcp_tls_wrap(config, inner_conn);
if (ret == NULL) {
altcp_close(inner_conn);
}
return ret;
}
/** This standard allocator function creates an altcp pcb for
* TLS over TCP */
struct altcp_pcb *
altcp_tls_alloc(void *arg, u8_t ip_type)
{
return altcp_tls_new((struct altcp_tls_config *)arg, ip_type);
}
#endif /* LWIP_ALTCP_TLS */
#endif /* LWIP_ALTCP */

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/**
* @file
* Common functions used throughout the stack.
*
* These are reference implementations of the byte swapping functions.
* Again with the aim of being simple, correct and fully portable.
* Byte swapping is the second thing you would want to optimize. You will
* need to port it to your architecture and in your cc.h:
*
* \#define lwip_htons(x) your_htons
* \#define lwip_htonl(x) your_htonl
*
* Note lwip_ntohs() and lwip_ntohl() are merely references to the htonx counterparts.
*
* If you \#define them to htons() and htonl(), you should
* \#define LWIP_DONT_PROVIDE_BYTEORDER_FUNCTIONS to prevent lwIP from
* defining htonx/ntohx compatibility macros.
* @defgroup sys_nonstandard Non-standard functions
* @ingroup sys_layer
* lwIP provides default implementations for non-standard functions.
* These can be mapped to OS functions to reduce code footprint if desired.
* All defines related to this section must not be placed in lwipopts.h,
* but in arch/cc.h!
* These options cannot be \#defined in lwipopts.h since they are not options
* of lwIP itself, but options of the lwIP port to your system.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#include "lwip/opt.h"
#include "lwip/def.h"
#include <string.h>
#if BYTE_ORDER == LITTLE_ENDIAN
#if !defined(lwip_htons)
/**
* Convert an u16_t from host- to network byte order.
*
* @param n u16_t in host byte order
* @return n in network byte order
*/
u16_t
lwip_htons(u16_t n)
{
return PP_HTONS(n);
}
#endif /* lwip_htons */
#if !defined(lwip_htonl)
/**
* Convert an u32_t from host- to network byte order.
*
* @param n u32_t in host byte order
* @return n in network byte order
*/
u32_t
lwip_htonl(u32_t n)
{
return PP_HTONL(n);
}
#endif /* lwip_htonl */
#endif /* BYTE_ORDER == LITTLE_ENDIAN */
#ifndef lwip_strnstr
/**
* @ingroup sys_nonstandard
* lwIP default implementation for strnstr() non-standard function.
* This can be \#defined to strnstr() depending on your platform port.
*/
char *
lwip_strnstr(const char *buffer, const char *token, size_t n)
{
const char *p;
size_t tokenlen = strlen(token);
if (tokenlen == 0) {
return LWIP_CONST_CAST(char *, buffer);
}
for (p = buffer; *p && (p + tokenlen <= buffer + n); p++) {
if ((*p == *token) && (strncmp(p, token, tokenlen) == 0)) {
return LWIP_CONST_CAST(char *, p);
}
}
return NULL;
}
#endif
#ifndef lwip_stricmp
/**
* @ingroup sys_nonstandard
* lwIP default implementation for stricmp() non-standard function.
* This can be \#defined to stricmp() depending on your platform port.
*/
int
lwip_stricmp(const char *str1, const char *str2)
{
char c1, c2;
do {
c1 = *str1++;
c2 = *str2++;
if (c1 != c2) {
char c1_upc = c1 | 0x20;
if ((c1_upc >= 'a') && (c1_upc <= 'z')) {
/* characters are not equal an one is in the alphabet range:
downcase both chars and check again */
char c2_upc = c2 | 0x20;
if (c1_upc != c2_upc) {
/* still not equal */
/* don't care for < or > */
return 1;
}
} else {
/* characters are not equal but none is in the alphabet range */
return 1;
}
}
} while (c1 != 0);
return 0;
}
#endif
#ifndef lwip_strnicmp
/**
* @ingroup sys_nonstandard
* lwIP default implementation for strnicmp() non-standard function.
* This can be \#defined to strnicmp() depending on your platform port.
*/
int
lwip_strnicmp(const char *str1, const char *str2, size_t len)
{
char c1, c2;
do {
c1 = *str1++;
c2 = *str2++;
if (c1 != c2) {
char c1_upc = c1 | 0x20;
if ((c1_upc >= 'a') && (c1_upc <= 'z')) {
/* characters are not equal an one is in the alphabet range:
downcase both chars and check again */
char c2_upc = c2 | 0x20;
if (c1_upc != c2_upc) {
/* still not equal */
/* don't care for < or > */
return 1;
}
} else {
/* characters are not equal but none is in the alphabet range */
return 1;
}
}
len--;
} while ((len != 0) && (c1 != 0));
return 0;
}
#endif
#ifndef lwip_itoa
/**
* @ingroup sys_nonstandard
* lwIP default implementation for itoa() non-standard function.
* This can be \#defined to itoa() or snprintf(result, bufsize, "%d", number) depending on your platform port.
*/
void
lwip_itoa(char *result, size_t bufsize, int number)
{
char *res = result;
char *tmp = result + bufsize - 1;
int n = (number >= 0) ? number : -number;
/* handle invalid bufsize */
if (bufsize < 2) {
if (bufsize == 1) {
*result = 0;
}
return;
}
/* First, add sign */
if (number < 0) {
*res++ = '-';
}
/* Then create the string from the end and stop if buffer full,
and ensure output string is zero terminated */
*tmp = 0;
while ((n != 0) && (tmp > res)) {
char val = (char)('0' + (n % 10));
tmp--;
*tmp = val;
n = n / 10;
}
if (n) {
/* buffer is too small */
*result = 0;
return;
}
if (*tmp == 0) {
/* Nothing added? */
*res++ = '0';
*res++ = 0;
return;
}
/* move from temporary buffer to output buffer (sign is not moved) */
memmove(res, tmp, (size_t)((result + bufsize) - tmp));
}
#endif
/**
* @file
* Common functions used throughout the stack.
*
* These are reference implementations of the byte swapping functions.
* Again with the aim of being simple, correct and fully portable.
* Byte swapping is the second thing you would want to optimize. You will
* need to port it to your architecture and in your cc.h:
*
* \#define lwip_htons(x) your_htons
* \#define lwip_htonl(x) your_htonl
*
* Note lwip_ntohs() and lwip_ntohl() are merely references to the htonx counterparts.
*
* If you \#define them to htons() and htonl(), you should
* \#define LWIP_DONT_PROVIDE_BYTEORDER_FUNCTIONS to prevent lwIP from
* defining htonx/ntohx compatibility macros.
* @defgroup sys_nonstandard Non-standard functions
* @ingroup sys_layer
* lwIP provides default implementations for non-standard functions.
* These can be mapped to OS functions to reduce code footprint if desired.
* All defines related to this section must not be placed in lwipopts.h,
* but in arch/cc.h!
* These options cannot be \#defined in lwipopts.h since they are not options
* of lwIP itself, but options of the lwIP port to your system.
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Simon Goldschmidt
*
*/
#include "lwip/opt.h"
#include "lwip/def.h"
#include <string.h>
#if BYTE_ORDER == LITTLE_ENDIAN
#if !defined(lwip_htons)
/**
* Convert an u16_t from host- to network byte order.
*
* @param n u16_t in host byte order
* @return n in network byte order
*/
u16_t
lwip_htons(u16_t n)
{
return PP_HTONS(n);
}
#endif /* lwip_htons */
#if !defined(lwip_htonl)
/**
* Convert an u32_t from host- to network byte order.
*
* @param n u32_t in host byte order
* @return n in network byte order
*/
u32_t
lwip_htonl(u32_t n)
{
return PP_HTONL(n);
}
#endif /* lwip_htonl */
#endif /* BYTE_ORDER == LITTLE_ENDIAN */
#ifndef lwip_strnstr
/**
* @ingroup sys_nonstandard
* lwIP default implementation for strnstr() non-standard function.
* This can be \#defined to strnstr() depending on your platform port.
*/
char *
lwip_strnstr(const char *buffer, const char *token, size_t n)
{
const char *p;
size_t tokenlen = strlen(token);
if (tokenlen == 0) {
return LWIP_CONST_CAST(char *, buffer);
}
for (p = buffer; *p && (p + tokenlen <= buffer + n); p++) {
if ((*p == *token) && (strncmp(p, token, tokenlen) == 0)) {
return LWIP_CONST_CAST(char *, p);
}
}
return NULL;
}
#endif
#ifndef lwip_stricmp
/**
* @ingroup sys_nonstandard
* lwIP default implementation for stricmp() non-standard function.
* This can be \#defined to stricmp() depending on your platform port.
*/
int
lwip_stricmp(const char *str1, const char *str2)
{
char c1, c2;
do {
c1 = *str1++;
c2 = *str2++;
if (c1 != c2) {
char c1_upc = c1 | 0x20;
if ((c1_upc >= 'a') && (c1_upc <= 'z')) {
/* characters are not equal an one is in the alphabet range:
downcase both chars and check again */
char c2_upc = c2 | 0x20;
if (c1_upc != c2_upc) {
/* still not equal */
/* don't care for < or > */
return 1;
}
} else {
/* characters are not equal but none is in the alphabet range */
return 1;
}
}
} while (c1 != 0);
return 0;
}
#endif
#ifndef lwip_strnicmp
/**
* @ingroup sys_nonstandard
* lwIP default implementation for strnicmp() non-standard function.
* This can be \#defined to strnicmp() depending on your platform port.
*/
int
lwip_strnicmp(const char *str1, const char *str2, size_t len)
{
char c1, c2;
do {
c1 = *str1++;
c2 = *str2++;
if (c1 != c2) {
char c1_upc = c1 | 0x20;
if ((c1_upc >= 'a') && (c1_upc <= 'z')) {
/* characters are not equal an one is in the alphabet range:
downcase both chars and check again */
char c2_upc = c2 | 0x20;
if (c1_upc != c2_upc) {
/* still not equal */
/* don't care for < or > */
return 1;
}
} else {
/* characters are not equal but none is in the alphabet range */
return 1;
}
}
len--;
} while ((len != 0) && (c1 != 0));
return 0;
}
#endif
#ifndef lwip_itoa
/**
* @ingroup sys_nonstandard
* lwIP default implementation for itoa() non-standard function.
* This can be \#defined to itoa() or snprintf(result, bufsize, "%d", number) depending on your platform port.
*/
void
lwip_itoa(char *result, size_t bufsize, int number)
{
char *res = result;
char *tmp = result + bufsize - 1;
int n = (number >= 0) ? number : -number;
/* handle invalid bufsize */
if (bufsize < 2) {
if (bufsize == 1) {
*result = 0;
}
return;
}
/* First, add sign */
if (number < 0) {
*res++ = '-';
}
/* Then create the string from the end and stop if buffer full,
and ensure output string is zero terminated */
*tmp = 0;
while ((n != 0) && (tmp > res)) {
char val = (char)('0' + (n % 10));
tmp--;
*tmp = val;
n = n / 10;
}
if (n) {
/* buffer is too small */
*result = 0;
return;
}
if (*tmp == 0) {
/* Nothing added? */
*res++ = '0';
*res++ = 0;
return;
}
/* move from temporary buffer to output buffer (sign is not moved) */
memmove(res, tmp, (size_t)((result + bufsize) - tmp));
}
#endif

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/**
* @file
* Modules initialization
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*/
#include "lwip/opt.h"
#include "lwip/init.h"
#include "lwip/stats.h"
#include "lwip/sys.h"
#include "lwip/mem.h"
#include "lwip/memp.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/sockets.h"
#include "lwip/ip.h"
#include "lwip/raw.h"
#include "lwip/udp.h"
#include "lwip/priv/tcp_priv.h"
#include "lwip/igmp.h"
#include "lwip/dns.h"
#include "lwip/timeouts.h"
#include "lwip/etharp.h"
#include "lwip/ip6.h"
#include "lwip/nd6.h"
#include "lwip/mld6.h"
#include "lwip/api.h"
#include "netif/ppp/ppp_opts.h"
#include "netif/ppp/ppp_impl.h"
#ifndef LWIP_SKIP_PACKING_CHECK
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct packed_struct_test {
PACK_STRUCT_FLD_8(u8_t dummy1);
PACK_STRUCT_FIELD(u32_t dummy2);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define PACKED_STRUCT_TEST_EXPECTED_SIZE 5
#endif
/* Compile-time sanity checks for configuration errors.
* These can be done independently of LWIP_DEBUG, without penalty.
*/
#ifndef BYTE_ORDER
#error "BYTE_ORDER is not defined, you have to define it in your cc.h"
#endif
#if (!IP_SOF_BROADCAST && IP_SOF_BROADCAST_RECV)
#error "If you want to use broadcast filter per pcb on recv operations, you have to define IP_SOF_BROADCAST=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_UDPLITE)
#error "If you want to use UDP Lite, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_DHCP)
#error "If you want to use DHCP, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && !LWIP_RAW && LWIP_MULTICAST_TX_OPTIONS)
#error "If you want to use LWIP_MULTICAST_TX_OPTIONS, you have to define LWIP_UDP=1 and/or LWIP_RAW=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_DNS)
#error "If you want to use DNS, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if !MEMP_MEM_MALLOC /* MEMP_NUM_* checks are disabled when not using the pool allocator */
#if (LWIP_ARP && ARP_QUEUEING && (MEMP_NUM_ARP_QUEUE<=0))
#error "If you want to use ARP Queueing, you have to define MEMP_NUM_ARP_QUEUE>=1 in your lwipopts.h"
#endif
#if (LWIP_RAW && (MEMP_NUM_RAW_PCB<=0))
#error "If you want to use RAW, you have to define MEMP_NUM_RAW_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_UDP && (MEMP_NUM_UDP_PCB<=0))
#error "If you want to use UDP, you have to define MEMP_NUM_UDP_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_TCP && (MEMP_NUM_TCP_PCB<=0))
#error "If you want to use TCP, you have to define MEMP_NUM_TCP_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1))
#error "If you want to use IGMP, you have to define MEMP_NUM_IGMP_GROUP>1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && !LWIP_MULTICAST_TX_OPTIONS)
#error "If you want to use IGMP, you have to define LWIP_MULTICAST_TX_OPTIONS==1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && !LWIP_IPV4)
#error "IGMP needs LWIP_IPV4 enabled in your lwipopts.h"
#endif
#if ((LWIP_NETCONN || LWIP_SOCKET) && (MEMP_NUM_TCPIP_MSG_API<=0))
#error "If you want to use Sequential API, you have to define MEMP_NUM_TCPIP_MSG_API>=1 in your lwipopts.h"
#endif
/* There must be sufficient timeouts, taking into account requirements of the subsystems. */
#if LWIP_TIMERS && (MEMP_NUM_SYS_TIMEOUT < LWIP_NUM_SYS_TIMEOUT_INTERNAL)
#error "MEMP_NUM_SYS_TIMEOUT is too low to accomodate all required timeouts"
#endif
#if (IP_REASSEMBLY && (MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS))
#error "MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS doesn't make sense since each struct ip_reassdata must hold 2 pbufs at least!"
#endif
#endif /* !MEMP_MEM_MALLOC */
#if LWIP_WND_SCALE
#if (LWIP_TCP && (TCP_WND > 0xffffffff))
#error "If you want to use TCP, TCP_WND must fit in an u32_t, so, you have to reduce it in your lwipopts.h"
#endif
#if (LWIP_TCP && (TCP_RCV_SCALE > 14))
#error "The maximum valid window scale value is 14!"
#endif
#if (LWIP_TCP && (TCP_WND > (0xFFFFU << TCP_RCV_SCALE)))
#error "TCP_WND is bigger than the configured LWIP_WND_SCALE allows!"
#endif
#if (LWIP_TCP && ((TCP_WND >> TCP_RCV_SCALE) == 0))
#error "TCP_WND is too small for the configured LWIP_WND_SCALE (results in zero window)!"
#endif
#else /* LWIP_WND_SCALE */
#if (LWIP_TCP && (TCP_WND > 0xffff))
#error "If you want to use TCP, TCP_WND must fit in an u16_t, so, you have to reduce it in your lwipopts.h (or enable window scaling)"
#endif
#endif /* LWIP_WND_SCALE */
#if (LWIP_TCP && (TCP_SND_QUEUELEN > 0xffff))
#error "If you want to use TCP, TCP_SND_QUEUELEN must fit in an u16_t, so, you have to reduce it in your lwipopts.h"
#endif
#if (LWIP_TCP && (TCP_SND_QUEUELEN < 2))
#error "TCP_SND_QUEUELEN must be at least 2 for no-copy TCP writes to work"
#endif
#if (LWIP_TCP && ((TCP_MAXRTX > 12) || (TCP_SYNMAXRTX > 12)))
#error "If you want to use TCP, TCP_MAXRTX and TCP_SYNMAXRTX must less or equal to 12 (due to tcp_backoff table), so, you have to reduce them in your lwipopts.h"
#endif
#if (LWIP_TCP && TCP_LISTEN_BACKLOG && ((TCP_DEFAULT_LISTEN_BACKLOG < 0) || (TCP_DEFAULT_LISTEN_BACKLOG > 0xff)))
#error "If you want to use TCP backlog, TCP_DEFAULT_LISTEN_BACKLOG must fit into an u8_t"
#endif
#if (LWIP_TCP && LWIP_TCP_SACK_OUT && !TCP_QUEUE_OOSEQ)
#error "To use LWIP_TCP_SACK_OUT, TCP_QUEUE_OOSEQ needs to be enabled"
#endif
#if (LWIP_TCP && LWIP_TCP_SACK_OUT && (LWIP_TCP_MAX_SACK_NUM < 1))
#error "LWIP_TCP_MAX_SACK_NUM must be greater than 0"
#endif
#if (LWIP_NETIF_API && (NO_SYS==1))
#error "If you want to use NETIF API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if ((LWIP_SOCKET || LWIP_NETCONN) && (NO_SYS==1))
#error "If you want to use Sequential API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if (LWIP_PPP_API && (NO_SYS==1))
#error "If you want to use PPP API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if (LWIP_PPP_API && (PPP_SUPPORT==0))
#error "If you want to use PPP API, you have to enable PPP_SUPPORT in your lwipopts.h"
#endif
#if (((!LWIP_DHCP) || (!LWIP_AUTOIP)) && LWIP_DHCP_AUTOIP_COOP)
#error "If you want to use DHCP/AUTOIP cooperation mode, you have to define LWIP_DHCP=1 and LWIP_AUTOIP=1 in your lwipopts.h"
#endif
#if (((!LWIP_DHCP) || (!LWIP_ARP)) && DHCP_DOES_ARP_CHECK)
#error "If you want to use DHCP ARP checking, you have to define LWIP_DHCP=1 and LWIP_ARP=1 in your lwipopts.h"
#endif
#if (!LWIP_ARP && LWIP_AUTOIP)
#error "If you want to use AUTOIP, you have to define LWIP_ARP=1 in your lwipopts.h"
#endif
#if (LWIP_TCP && ((LWIP_EVENT_API && LWIP_CALLBACK_API) || (!LWIP_EVENT_API && !LWIP_CALLBACK_API)))
#error "One and exactly one of LWIP_EVENT_API and LWIP_CALLBACK_API has to be enabled in your lwipopts.h"
#endif
#if (LWIP_ALTCP && LWIP_EVENT_API)
#error "The application layered tcp API does not work with LWIP_EVENT_API"
#endif
#if (MEM_LIBC_MALLOC && MEM_USE_POOLS)
#error "MEM_LIBC_MALLOC and MEM_USE_POOLS may not both be simultaneously enabled in your lwipopts.h"
#endif
#if (MEM_USE_POOLS && !MEMP_USE_CUSTOM_POOLS)
#error "MEM_USE_POOLS requires custom pools (MEMP_USE_CUSTOM_POOLS) to be enabled in your lwipopts.h"
#endif
#if (PBUF_POOL_BUFSIZE <= MEM_ALIGNMENT)
#error "PBUF_POOL_BUFSIZE must be greater than MEM_ALIGNMENT or the offset may take the full first pbuf"
#endif
#if (DNS_LOCAL_HOSTLIST && !DNS_LOCAL_HOSTLIST_IS_DYNAMIC && !(defined(DNS_LOCAL_HOSTLIST_INIT)))
#error "you have to define define DNS_LOCAL_HOSTLIST_INIT {{'host1', 0x123}, {'host2', 0x234}} to initialize DNS_LOCAL_HOSTLIST"
#endif
#if PPP_SUPPORT && !PPPOS_SUPPORT && !PPPOE_SUPPORT && !PPPOL2TP_SUPPORT
#error "PPP_SUPPORT needs at least one of PPPOS_SUPPORT, PPPOE_SUPPORT or PPPOL2TP_SUPPORT turned on"
#endif
#if PPP_SUPPORT && !PPP_IPV4_SUPPORT && !PPP_IPV6_SUPPORT
#error "PPP_SUPPORT needs PPP_IPV4_SUPPORT and/or PPP_IPV6_SUPPORT turned on"
#endif
#if PPP_SUPPORT && PPP_IPV4_SUPPORT && !LWIP_IPV4
#error "PPP_IPV4_SUPPORT needs LWIP_IPV4 turned on"
#endif
#if PPP_SUPPORT && PPP_IPV6_SUPPORT && !LWIP_IPV6
#error "PPP_IPV6_SUPPORT needs LWIP_IPV6 turned on"
#endif
#if !LWIP_ETHERNET && (LWIP_ARP || PPPOE_SUPPORT)
#error "LWIP_ETHERNET needs to be turned on for LWIP_ARP or PPPOE_SUPPORT"
#endif
#if LWIP_TCPIP_CORE_LOCKING_INPUT && !LWIP_TCPIP_CORE_LOCKING
#error "When using LWIP_TCPIP_CORE_LOCKING_INPUT, LWIP_TCPIP_CORE_LOCKING must be enabled, too"
#endif
#if LWIP_TCP && LWIP_NETIF_TX_SINGLE_PBUF && !TCP_OVERSIZE
#error "LWIP_NETIF_TX_SINGLE_PBUF needs TCP_OVERSIZE enabled to create single-pbuf TCP packets"
#endif
#if LWIP_NETCONN && LWIP_TCP
#if NETCONN_COPY != TCP_WRITE_FLAG_COPY
#error "NETCONN_COPY != TCP_WRITE_FLAG_COPY"
#endif
#if NETCONN_MORE != TCP_WRITE_FLAG_MORE
#error "NETCONN_MORE != TCP_WRITE_FLAG_MORE"
#endif
#endif /* LWIP_NETCONN && LWIP_TCP */
#if LWIP_SOCKET
#endif /* LWIP_SOCKET */
/* Compile-time checks for deprecated options.
*/
#ifdef MEMP_NUM_TCPIP_MSG
#error "MEMP_NUM_TCPIP_MSG option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef TCP_REXMIT_DEBUG
#error "TCP_REXMIT_DEBUG option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef RAW_STATS
#error "RAW_STATS option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef ETHARP_QUEUE_FIRST
#error "ETHARP_QUEUE_FIRST option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef ETHARP_ALWAYS_INSERT
#error "ETHARP_ALWAYS_INSERT option is deprecated. Remove it from your lwipopts.h."
#endif
#if !NO_SYS && LWIP_TCPIP_CORE_LOCKING && LWIP_COMPAT_MUTEX && !defined(LWIP_COMPAT_MUTEX_ALLOWED)
#error "LWIP_COMPAT_MUTEX cannot prevent priority inversion. It is recommended to implement priority-aware mutexes. (Define LWIP_COMPAT_MUTEX_ALLOWED to disable this error.)"
#endif
#ifndef LWIP_DISABLE_TCP_SANITY_CHECKS
#define LWIP_DISABLE_TCP_SANITY_CHECKS 0
#endif
#ifndef LWIP_DISABLE_MEMP_SANITY_CHECKS
#define LWIP_DISABLE_MEMP_SANITY_CHECKS 0
#endif
/* MEMP sanity checks */
#if MEMP_MEM_MALLOC
#if !LWIP_DISABLE_MEMP_SANITY_CHECKS
#if LWIP_NETCONN || LWIP_SOCKET
#if !MEMP_NUM_NETCONN && LWIP_SOCKET
#error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN cannot be 0 when using sockets!"
#endif
#else /* MEMP_MEM_MALLOC */
#if MEMP_NUM_NETCONN > (MEMP_NUM_TCP_PCB+MEMP_NUM_TCP_PCB_LISTEN+MEMP_NUM_UDP_PCB+MEMP_NUM_RAW_PCB)
#error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN should be less than the sum of MEMP_NUM_{TCP,RAW,UDP}_PCB+MEMP_NUM_TCP_PCB_LISTEN. If you know what you are doing, define LWIP_DISABLE_MEMP_SANITY_CHECKS to 1 to disable this error."
#endif
#endif /* LWIP_NETCONN || LWIP_SOCKET */
#endif /* !LWIP_DISABLE_MEMP_SANITY_CHECKS */
#if MEM_USE_POOLS
#error "MEMP_MEM_MALLOC and MEM_USE_POOLS cannot be enabled at the same time"
#endif
#ifdef LWIP_HOOK_MEMP_AVAILABLE
#error "LWIP_HOOK_MEMP_AVAILABLE doesn't make sense with MEMP_MEM_MALLOC"
#endif
#endif /* MEMP_MEM_MALLOC */
/* TCP sanity checks */
#if !LWIP_DISABLE_TCP_SANITY_CHECKS
#if LWIP_TCP
#if !MEMP_MEM_MALLOC && (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN)
#error "lwip_sanity_check: WARNING: MEMP_NUM_TCP_SEG should be at least as big as TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SND_BUF < (2 * TCP_MSS)
#error "lwip_sanity_check: WARNING: TCP_SND_BUF must be at least as much as (2 * TCP_MSS) for things to work smoothly. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SND_QUEUELEN < (2 * (TCP_SND_BUF / TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= TCP_SND_BUF
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must be less than TCP_SND_BUF. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= (0xFFFF - (4 * TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must at least be 4*MSS below u16_t overflow!"
#endif
#if TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN
#error "lwip_sanity_check: WARNING: TCP_SNDQUEUELOWAT must be less than TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if !MEMP_MEM_MALLOC && PBUF_POOL_SIZE && (PBUF_POOL_BUFSIZE <= (PBUF_LINK_ENCAPSULATION_HLEN + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))
#error "lwip_sanity_check: WARNING: PBUF_POOL_BUFSIZE does not provide enough space for protocol headers. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if !MEMP_MEM_MALLOC && PBUF_POOL_SIZE && (TCP_WND > (PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - (PBUF_LINK_ENCAPSULATION_HLEN + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))))
#error "lwip_sanity_check: WARNING: TCP_WND is larger than space provided by PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - protocol headers). If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_WND < TCP_MSS
#error "lwip_sanity_check: WARNING: TCP_WND is smaller than MSS. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#endif /* LWIP_TCP */
#endif /* !LWIP_DISABLE_TCP_SANITY_CHECKS */
/**
* @ingroup lwip_nosys
* Initialize all modules.
* Use this in NO_SYS mode. Use tcpip_init() otherwise.
*/
void
lwip_init(void)
{
#ifndef LWIP_SKIP_CONST_CHECK
int a = 0;
LWIP_UNUSED_ARG(a);
LWIP_ASSERT("LWIP_CONST_CAST not implemented correctly. Check your lwIP port.", LWIP_CONST_CAST(void *, &a) == &a);
#endif
#ifndef LWIP_SKIP_PACKING_CHECK
LWIP_ASSERT("Struct packing not implemented correctly. Check your lwIP port.", sizeof(struct packed_struct_test) == PACKED_STRUCT_TEST_EXPECTED_SIZE);
#endif
/* Modules initialization */
stats_init();
#if !NO_SYS
sys_init();
#endif /* !NO_SYS */
mem_init();
memp_init();
pbuf_init();
netif_init();
#if LWIP_IPV4
ip_init();
#if LWIP_ARP
etharp_init();
#endif /* LWIP_ARP */
#endif /* LWIP_IPV4 */
#if LWIP_RAW
raw_init();
#endif /* LWIP_RAW */
#if LWIP_UDP
udp_init();
#endif /* LWIP_UDP */
#if LWIP_TCP
tcp_init();
#endif /* LWIP_TCP */
#if LWIP_IGMP
igmp_init();
#endif /* LWIP_IGMP */
#if LWIP_DNS
dns_init();
#endif /* LWIP_DNS */
#if PPP_SUPPORT
ppp_init();
#endif
#if LWIP_TIMERS
sys_timeouts_init();
#endif /* LWIP_TIMERS */
}
/**
* @file
* Modules initialization
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*/
#include "lwip/opt.h"
#include "lwip/init.h"
#include "lwip/stats.h"
#include "lwip/sys.h"
#include "lwip/mem.h"
#include "lwip/memp.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/sockets.h"
#include "lwip/ip.h"
#include "lwip/raw.h"
#include "lwip/udp.h"
#include "lwip/priv/tcp_priv.h"
#include "lwip/igmp.h"
#include "lwip/dns.h"
#include "lwip/timeouts.h"
#include "lwip/etharp.h"
#include "lwip/ip6.h"
#include "lwip/nd6.h"
#include "lwip/mld6.h"
#include "lwip/api.h"
#include "netif/ppp/ppp_opts.h"
#include "netif/ppp/ppp_impl.h"
#ifndef LWIP_SKIP_PACKING_CHECK
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/bpstruct.h"
#endif
PACK_STRUCT_BEGIN
struct packed_struct_test {
PACK_STRUCT_FLD_8(u8_t dummy1);
PACK_STRUCT_FIELD(u32_t dummy2);
} PACK_STRUCT_STRUCT;
PACK_STRUCT_END
#ifdef PACK_STRUCT_USE_INCLUDES
# include "arch/epstruct.h"
#endif
#define PACKED_STRUCT_TEST_EXPECTED_SIZE 5
#endif
/* Compile-time sanity checks for configuration errors.
* These can be done independently of LWIP_DEBUG, without penalty.
*/
#ifndef BYTE_ORDER
#error "BYTE_ORDER is not defined, you have to define it in your cc.h"
#endif
#if (!IP_SOF_BROADCAST && IP_SOF_BROADCAST_RECV)
#error "If you want to use broadcast filter per pcb on recv operations, you have to define IP_SOF_BROADCAST=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_UDPLITE)
#error "If you want to use UDP Lite, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_DHCP)
#error "If you want to use DHCP, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && !LWIP_RAW && LWIP_MULTICAST_TX_OPTIONS)
#error "If you want to use LWIP_MULTICAST_TX_OPTIONS, you have to define LWIP_UDP=1 and/or LWIP_RAW=1 in your lwipopts.h"
#endif
#if (!LWIP_UDP && LWIP_DNS)
#error "If you want to use DNS, you have to define LWIP_UDP=1 in your lwipopts.h"
#endif
#if !MEMP_MEM_MALLOC /* MEMP_NUM_* checks are disabled when not using the pool allocator */
#if (LWIP_ARP && ARP_QUEUEING && (MEMP_NUM_ARP_QUEUE<=0))
#error "If you want to use ARP Queueing, you have to define MEMP_NUM_ARP_QUEUE>=1 in your lwipopts.h"
#endif
#if (LWIP_RAW && (MEMP_NUM_RAW_PCB<=0))
#error "If you want to use RAW, you have to define MEMP_NUM_RAW_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_UDP && (MEMP_NUM_UDP_PCB<=0))
#error "If you want to use UDP, you have to define MEMP_NUM_UDP_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_TCP && (MEMP_NUM_TCP_PCB<=0))
#error "If you want to use TCP, you have to define MEMP_NUM_TCP_PCB>=1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1))
#error "If you want to use IGMP, you have to define MEMP_NUM_IGMP_GROUP>1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && !LWIP_MULTICAST_TX_OPTIONS)
#error "If you want to use IGMP, you have to define LWIP_MULTICAST_TX_OPTIONS==1 in your lwipopts.h"
#endif
#if (LWIP_IGMP && !LWIP_IPV4)
#error "IGMP needs LWIP_IPV4 enabled in your lwipopts.h"
#endif
#if ((LWIP_NETCONN || LWIP_SOCKET) && (MEMP_NUM_TCPIP_MSG_API<=0))
#error "If you want to use Sequential API, you have to define MEMP_NUM_TCPIP_MSG_API>=1 in your lwipopts.h"
#endif
/* There must be sufficient timeouts, taking into account requirements of the subsystems. */
#if LWIP_TIMERS && (MEMP_NUM_SYS_TIMEOUT < LWIP_NUM_SYS_TIMEOUT_INTERNAL)
#error "MEMP_NUM_SYS_TIMEOUT is too low to accomodate all required timeouts"
#endif
#if (IP_REASSEMBLY && (MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS))
#error "MEMP_NUM_REASSDATA > IP_REASS_MAX_PBUFS doesn't make sense since each struct ip_reassdata must hold 2 pbufs at least!"
#endif
#endif /* !MEMP_MEM_MALLOC */
#if LWIP_WND_SCALE
#if (LWIP_TCP && (TCP_WND > 0xffffffff))
#error "If you want to use TCP, TCP_WND must fit in an u32_t, so, you have to reduce it in your lwipopts.h"
#endif
#if (LWIP_TCP && (TCP_RCV_SCALE > 14))
#error "The maximum valid window scale value is 14!"
#endif
#if (LWIP_TCP && (TCP_WND > (0xFFFFU << TCP_RCV_SCALE)))
#error "TCP_WND is bigger than the configured LWIP_WND_SCALE allows!"
#endif
#if (LWIP_TCP && ((TCP_WND >> TCP_RCV_SCALE) == 0))
#error "TCP_WND is too small for the configured LWIP_WND_SCALE (results in zero window)!"
#endif
#else /* LWIP_WND_SCALE */
#if (LWIP_TCP && (TCP_WND > 0xffff))
#error "If you want to use TCP, TCP_WND must fit in an u16_t, so, you have to reduce it in your lwipopts.h (or enable window scaling)"
#endif
#endif /* LWIP_WND_SCALE */
#if (LWIP_TCP && (TCP_SND_QUEUELEN > 0xffff))
#error "If you want to use TCP, TCP_SND_QUEUELEN must fit in an u16_t, so, you have to reduce it in your lwipopts.h"
#endif
#if (LWIP_TCP && (TCP_SND_QUEUELEN < 2))
#error "TCP_SND_QUEUELEN must be at least 2 for no-copy TCP writes to work"
#endif
#if (LWIP_TCP && ((TCP_MAXRTX > 12) || (TCP_SYNMAXRTX > 12)))
#error "If you want to use TCP, TCP_MAXRTX and TCP_SYNMAXRTX must less or equal to 12 (due to tcp_backoff table), so, you have to reduce them in your lwipopts.h"
#endif
#if (LWIP_TCP && TCP_LISTEN_BACKLOG && ((TCP_DEFAULT_LISTEN_BACKLOG < 0) || (TCP_DEFAULT_LISTEN_BACKLOG > 0xff)))
#error "If you want to use TCP backlog, TCP_DEFAULT_LISTEN_BACKLOG must fit into an u8_t"
#endif
#if (LWIP_TCP && LWIP_TCP_SACK_OUT && !TCP_QUEUE_OOSEQ)
#error "To use LWIP_TCP_SACK_OUT, TCP_QUEUE_OOSEQ needs to be enabled"
#endif
#if (LWIP_TCP && LWIP_TCP_SACK_OUT && (LWIP_TCP_MAX_SACK_NUM < 1))
#error "LWIP_TCP_MAX_SACK_NUM must be greater than 0"
#endif
#if (LWIP_NETIF_API && (NO_SYS==1))
#error "If you want to use NETIF API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if ((LWIP_SOCKET || LWIP_NETCONN) && (NO_SYS==1))
#error "If you want to use Sequential API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if (LWIP_PPP_API && (NO_SYS==1))
#error "If you want to use PPP API, you have to define NO_SYS=0 in your lwipopts.h"
#endif
#if (LWIP_PPP_API && (PPP_SUPPORT==0))
#error "If you want to use PPP API, you have to enable PPP_SUPPORT in your lwipopts.h"
#endif
#if (((!LWIP_DHCP) || (!LWIP_AUTOIP)) && LWIP_DHCP_AUTOIP_COOP)
#error "If you want to use DHCP/AUTOIP cooperation mode, you have to define LWIP_DHCP=1 and LWIP_AUTOIP=1 in your lwipopts.h"
#endif
#if (((!LWIP_DHCP) || (!LWIP_ARP)) && DHCP_DOES_ARP_CHECK)
#error "If you want to use DHCP ARP checking, you have to define LWIP_DHCP=1 and LWIP_ARP=1 in your lwipopts.h"
#endif
#if (!LWIP_ARP && LWIP_AUTOIP)
#error "If you want to use AUTOIP, you have to define LWIP_ARP=1 in your lwipopts.h"
#endif
#if (LWIP_TCP && ((LWIP_EVENT_API && LWIP_CALLBACK_API) || (!LWIP_EVENT_API && !LWIP_CALLBACK_API)))
#error "One and exactly one of LWIP_EVENT_API and LWIP_CALLBACK_API has to be enabled in your lwipopts.h"
#endif
#if (LWIP_ALTCP && LWIP_EVENT_API)
#error "The application layered tcp API does not work with LWIP_EVENT_API"
#endif
#if (MEM_LIBC_MALLOC && MEM_USE_POOLS)
#error "MEM_LIBC_MALLOC and MEM_USE_POOLS may not both be simultaneously enabled in your lwipopts.h"
#endif
#if (MEM_USE_POOLS && !MEMP_USE_CUSTOM_POOLS)
#error "MEM_USE_POOLS requires custom pools (MEMP_USE_CUSTOM_POOLS) to be enabled in your lwipopts.h"
#endif
#if (PBUF_POOL_BUFSIZE <= MEM_ALIGNMENT)
#error "PBUF_POOL_BUFSIZE must be greater than MEM_ALIGNMENT or the offset may take the full first pbuf"
#endif
#if (DNS_LOCAL_HOSTLIST && !DNS_LOCAL_HOSTLIST_IS_DYNAMIC && !(defined(DNS_LOCAL_HOSTLIST_INIT)))
#error "you have to define define DNS_LOCAL_HOSTLIST_INIT {{'host1', 0x123}, {'host2', 0x234}} to initialize DNS_LOCAL_HOSTLIST"
#endif
#if PPP_SUPPORT && !PPPOS_SUPPORT && !PPPOE_SUPPORT && !PPPOL2TP_SUPPORT
#error "PPP_SUPPORT needs at least one of PPPOS_SUPPORT, PPPOE_SUPPORT or PPPOL2TP_SUPPORT turned on"
#endif
#if PPP_SUPPORT && !PPP_IPV4_SUPPORT && !PPP_IPV6_SUPPORT
#error "PPP_SUPPORT needs PPP_IPV4_SUPPORT and/or PPP_IPV6_SUPPORT turned on"
#endif
#if PPP_SUPPORT && PPP_IPV4_SUPPORT && !LWIP_IPV4
#error "PPP_IPV4_SUPPORT needs LWIP_IPV4 turned on"
#endif
#if PPP_SUPPORT && PPP_IPV6_SUPPORT && !LWIP_IPV6
#error "PPP_IPV6_SUPPORT needs LWIP_IPV6 turned on"
#endif
#if !LWIP_ETHERNET && (LWIP_ARP || PPPOE_SUPPORT)
#error "LWIP_ETHERNET needs to be turned on for LWIP_ARP or PPPOE_SUPPORT"
#endif
#if LWIP_TCPIP_CORE_LOCKING_INPUT && !LWIP_TCPIP_CORE_LOCKING
#error "When using LWIP_TCPIP_CORE_LOCKING_INPUT, LWIP_TCPIP_CORE_LOCKING must be enabled, too"
#endif
#if LWIP_TCP && LWIP_NETIF_TX_SINGLE_PBUF && !TCP_OVERSIZE
#error "LWIP_NETIF_TX_SINGLE_PBUF needs TCP_OVERSIZE enabled to create single-pbuf TCP packets"
#endif
#if LWIP_NETCONN && LWIP_TCP
#if NETCONN_COPY != TCP_WRITE_FLAG_COPY
#error "NETCONN_COPY != TCP_WRITE_FLAG_COPY"
#endif
#if NETCONN_MORE != TCP_WRITE_FLAG_MORE
#error "NETCONN_MORE != TCP_WRITE_FLAG_MORE"
#endif
#endif /* LWIP_NETCONN && LWIP_TCP */
#if LWIP_SOCKET
#endif /* LWIP_SOCKET */
/* Compile-time checks for deprecated options.
*/
#ifdef MEMP_NUM_TCPIP_MSG
#error "MEMP_NUM_TCPIP_MSG option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef TCP_REXMIT_DEBUG
#error "TCP_REXMIT_DEBUG option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef RAW_STATS
#error "RAW_STATS option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef ETHARP_QUEUE_FIRST
#error "ETHARP_QUEUE_FIRST option is deprecated. Remove it from your lwipopts.h."
#endif
#ifdef ETHARP_ALWAYS_INSERT
#error "ETHARP_ALWAYS_INSERT option is deprecated. Remove it from your lwipopts.h."
#endif
#if !NO_SYS && LWIP_TCPIP_CORE_LOCKING && LWIP_COMPAT_MUTEX && !defined(LWIP_COMPAT_MUTEX_ALLOWED)
#error "LWIP_COMPAT_MUTEX cannot prevent priority inversion. It is recommended to implement priority-aware mutexes. (Define LWIP_COMPAT_MUTEX_ALLOWED to disable this error.)"
#endif
#ifndef LWIP_DISABLE_TCP_SANITY_CHECKS
#define LWIP_DISABLE_TCP_SANITY_CHECKS 0
#endif
#ifndef LWIP_DISABLE_MEMP_SANITY_CHECKS
#define LWIP_DISABLE_MEMP_SANITY_CHECKS 0
#endif
/* MEMP sanity checks */
#if MEMP_MEM_MALLOC
#if !LWIP_DISABLE_MEMP_SANITY_CHECKS
#if LWIP_NETCONN || LWIP_SOCKET
#if !MEMP_NUM_NETCONN && LWIP_SOCKET
#error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN cannot be 0 when using sockets!"
#endif
#else /* MEMP_MEM_MALLOC */
#if MEMP_NUM_NETCONN > (MEMP_NUM_TCP_PCB+MEMP_NUM_TCP_PCB_LISTEN+MEMP_NUM_UDP_PCB+MEMP_NUM_RAW_PCB)
#error "lwip_sanity_check: WARNING: MEMP_NUM_NETCONN should be less than the sum of MEMP_NUM_{TCP,RAW,UDP}_PCB+MEMP_NUM_TCP_PCB_LISTEN. If you know what you are doing, define LWIP_DISABLE_MEMP_SANITY_CHECKS to 1 to disable this error."
#endif
#endif /* LWIP_NETCONN || LWIP_SOCKET */
#endif /* !LWIP_DISABLE_MEMP_SANITY_CHECKS */
#if MEM_USE_POOLS
#error "MEMP_MEM_MALLOC and MEM_USE_POOLS cannot be enabled at the same time"
#endif
#ifdef LWIP_HOOK_MEMP_AVAILABLE
#error "LWIP_HOOK_MEMP_AVAILABLE doesn't make sense with MEMP_MEM_MALLOC"
#endif
#endif /* MEMP_MEM_MALLOC */
/* TCP sanity checks */
#if !LWIP_DISABLE_TCP_SANITY_CHECKS
#if LWIP_TCP
#if !MEMP_MEM_MALLOC && (MEMP_NUM_TCP_SEG < TCP_SND_QUEUELEN)
#error "lwip_sanity_check: WARNING: MEMP_NUM_TCP_SEG should be at least as big as TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SND_BUF < (2 * TCP_MSS)
#error "lwip_sanity_check: WARNING: TCP_SND_BUF must be at least as much as (2 * TCP_MSS) for things to work smoothly. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SND_QUEUELEN < (2 * (TCP_SND_BUF / TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SND_QUEUELEN must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= TCP_SND_BUF
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must be less than TCP_SND_BUF. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_SNDLOWAT >= (0xFFFF - (4 * TCP_MSS))
#error "lwip_sanity_check: WARNING: TCP_SNDLOWAT must at least be 4*MSS below u16_t overflow!"
#endif
#if TCP_SNDQUEUELOWAT >= TCP_SND_QUEUELEN
#error "lwip_sanity_check: WARNING: TCP_SNDQUEUELOWAT must be less than TCP_SND_QUEUELEN. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if !MEMP_MEM_MALLOC && PBUF_POOL_SIZE && (PBUF_POOL_BUFSIZE <= (PBUF_LINK_ENCAPSULATION_HLEN + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))
#error "lwip_sanity_check: WARNING: PBUF_POOL_BUFSIZE does not provide enough space for protocol headers. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if !MEMP_MEM_MALLOC && PBUF_POOL_SIZE && (TCP_WND > (PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - (PBUF_LINK_ENCAPSULATION_HLEN + PBUF_LINK_HLEN + PBUF_IP_HLEN + PBUF_TRANSPORT_HLEN))))
#error "lwip_sanity_check: WARNING: TCP_WND is larger than space provided by PBUF_POOL_SIZE * (PBUF_POOL_BUFSIZE - protocol headers). If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#if TCP_WND < TCP_MSS
#error "lwip_sanity_check: WARNING: TCP_WND is smaller than MSS. If you know what you are doing, define LWIP_DISABLE_TCP_SANITY_CHECKS to 1 to disable this error."
#endif
#endif /* LWIP_TCP */
#endif /* !LWIP_DISABLE_TCP_SANITY_CHECKS */
/**
* @ingroup lwip_nosys
* Initialize all modules.
* Use this in NO_SYS mode. Use tcpip_init() otherwise.
*/
void
lwip_init(void)
{
#ifndef LWIP_SKIP_CONST_CHECK
int a = 0;
LWIP_UNUSED_ARG(a);
LWIP_ASSERT("LWIP_CONST_CAST not implemented correctly. Check your lwIP port.", LWIP_CONST_CAST(void *, &a) == &a);
#endif
#ifndef LWIP_SKIP_PACKING_CHECK
LWIP_ASSERT("Struct packing not implemented correctly. Check your lwIP port.", sizeof(struct packed_struct_test) == PACKED_STRUCT_TEST_EXPECTED_SIZE);
#endif
/* Modules initialization */
stats_init();
#if !NO_SYS
sys_init();
#endif /* !NO_SYS */
mem_init();
memp_init();
pbuf_init();
netif_init();
#if LWIP_IPV4
ip_init();
#if LWIP_ARP
etharp_init();
#endif /* LWIP_ARP */
#endif /* LWIP_IPV4 */
#if LWIP_RAW
raw_init();
#endif /* LWIP_RAW */
#if LWIP_UDP
udp_init();
#endif /* LWIP_UDP */
#if LWIP_TCP
tcp_init();
#endif /* LWIP_TCP */
#if LWIP_IGMP
igmp_init();
#endif /* LWIP_IGMP */
#if LWIP_DNS
dns_init();
#endif /* LWIP_DNS */
#if PPP_SUPPORT
ppp_init();
#endif
#if LWIP_TIMERS
sys_timeouts_init();
#endif /* LWIP_TIMERS */
}

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ip.c
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@ -1,167 +1,167 @@
/**
* @file
* Common IPv4 and IPv6 code
*
* @defgroup ip IP
* @ingroup callbackstyle_api
*
* @defgroup ip4 IPv4
* @ingroup ip
*
* @defgroup ip6 IPv6
* @ingroup ip
*
* @defgroup ipaddr IP address handling
* @ingroup infrastructure
*
* @defgroup ip4addr IPv4 only
* @ingroup ipaddr
*
* @defgroup ip6addr IPv6 only
* @ingroup ipaddr
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_IPV4 || LWIP_IPV6
#include "lwip/ip_addr.h"
#include "lwip/ip.h"
/** Global data for both IPv4 and IPv6 */
struct ip_globals ip_data;
#if LWIP_IPV4 && LWIP_IPV6
const ip_addr_t ip_addr_any_type = IPADDR_ANY_TYPE_INIT;
/**
* @ingroup ipaddr
* Convert numeric IP address (both versions) into ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *ipaddr_ntoa(const ip_addr_t *addr)
{
if (addr == NULL) {
return NULL;
}
if (IP_IS_V6(addr)) {
return ip6addr_ntoa(ip_2_ip6(addr));
} else {
return ip4addr_ntoa(ip_2_ip4(addr));
}
}
/**
* @ingroup ipaddr
* Same as ipaddr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *ipaddr_ntoa_r(const ip_addr_t *addr, char *buf, int buflen)
{
if (addr == NULL) {
return NULL;
}
if (IP_IS_V6(addr)) {
return ip6addr_ntoa_r(ip_2_ip6(addr), buf, buflen);
} else {
return ip4addr_ntoa_r(ip_2_ip4(addr), buf, buflen);
}
}
/**
* @ingroup ipaddr
* Convert IP address string (both versions) to numeric.
* The version is auto-detected from the string.
*
* @param cp IP address string to convert
* @param addr conversion result is stored here
* @return 1 on success, 0 on error
*/
int
ipaddr_aton(const char *cp, ip_addr_t *addr)
{
if (cp != NULL) {
const char *c;
for (c = cp; *c != 0; c++) {
if (*c == ':') {
/* contains a colon: IPv6 address */
if (addr) {
IP_SET_TYPE_VAL(*addr, IPADDR_TYPE_V6);
}
return ip6addr_aton(cp, ip_2_ip6(addr));
} else if (*c == '.') {
/* contains a dot: IPv4 address */
break;
}
}
/* call ip4addr_aton as fallback or if IPv4 was found */
if (addr) {
IP_SET_TYPE_VAL(*addr, IPADDR_TYPE_V4);
}
return ip4addr_aton(cp, ip_2_ip4(addr));
}
return 0;
}
/**
* @ingroup lwip_nosys
* If both IP versions are enabled, this function can dispatch packets to the correct one.
* Don't call directly, pass to netif_add() and call netif->input().
*/
err_t
ip_input(struct pbuf *p, struct netif *inp)
{
if (p != NULL) {
if (IP_HDR_GET_VERSION(p->payload) == 6) {
return ip6_input(p, inp);
}
return ip4_input(p, inp);
}
return ERR_VAL;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
#endif /* LWIP_IPV4 || LWIP_IPV6 */
/**
* @file
* Common IPv4 and IPv6 code
*
* @defgroup ip IP
* @ingroup callbackstyle_api
*
* @defgroup ip4 IPv4
* @ingroup ip
*
* @defgroup ip6 IPv6
* @ingroup ip
*
* @defgroup ipaddr IP address handling
* @ingroup infrastructure
*
* @defgroup ip4addr IPv4 only
* @ingroup ipaddr
*
* @defgroup ip6addr IPv6 only
* @ingroup ipaddr
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_IPV4 || LWIP_IPV6
#include "lwip/ip_addr.h"
#include "lwip/ip.h"
/** Global data for both IPv4 and IPv6 */
struct ip_globals ip_data;
#if LWIP_IPV4 && LWIP_IPV6
const ip_addr_t ip_addr_any_type = IPADDR_ANY_TYPE_INIT;
/**
* @ingroup ipaddr
* Convert numeric IP address (both versions) into ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *ipaddr_ntoa(const ip_addr_t *addr)
{
if (addr == NULL) {
return NULL;
}
if (IP_IS_V6(addr)) {
return ip6addr_ntoa(ip_2_ip6(addr));
} else {
return ip4addr_ntoa(ip_2_ip4(addr));
}
}
/**
* @ingroup ipaddr
* Same as ipaddr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *ipaddr_ntoa_r(const ip_addr_t *addr, char *buf, int buflen)
{
if (addr == NULL) {
return NULL;
}
if (IP_IS_V6(addr)) {
return ip6addr_ntoa_r(ip_2_ip6(addr), buf, buflen);
} else {
return ip4addr_ntoa_r(ip_2_ip4(addr), buf, buflen);
}
}
/**
* @ingroup ipaddr
* Convert IP address string (both versions) to numeric.
* The version is auto-detected from the string.
*
* @param cp IP address string to convert
* @param addr conversion result is stored here
* @return 1 on success, 0 on error
*/
int
ipaddr_aton(const char *cp, ip_addr_t *addr)
{
if (cp != NULL) {
const char *c;
for (c = cp; *c != 0; c++) {
if (*c == ':') {
/* contains a colon: IPv6 address */
if (addr) {
IP_SET_TYPE_VAL(*addr, IPADDR_TYPE_V6);
}
return ip6addr_aton(cp, ip_2_ip6(addr));
} else if (*c == '.') {
/* contains a dot: IPv4 address */
break;
}
}
/* call ip4addr_aton as fallback or if IPv4 was found */
if (addr) {
IP_SET_TYPE_VAL(*addr, IPADDR_TYPE_V4);
}
return ip4addr_aton(cp, ip_2_ip4(addr));
}
return 0;
}
/**
* @ingroup lwip_nosys
* If both IP versions are enabled, this function can dispatch packets to the correct one.
* Don't call directly, pass to netif_add() and call netif->input().
*/
err_t
ip_input(struct pbuf *p, struct netif *inp)
{
if (p != NULL) {
if (IP_HDR_GET_VERSION(p->payload) == 6) {
return ip6_input(p, inp);
}
return ip4_input(p, inp);
}
return ERR_VAL;
}
#endif /* LWIP_IPV4 && LWIP_IPV6 */
#endif /* LWIP_IPV4 || LWIP_IPV6 */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv4/icmp.c
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/**
* @file
* ICMP - Internet Control Message Protocol
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
/* Some ICMP messages should be passed to the transport protocols. This
is not implemented. */
#include "lwip/opt.h"
#if LWIP_IPV4 && LWIP_ICMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/icmp.h"
#include "lwip/inet_chksum.h"
#include "lwip/ip.h"
#include "lwip/def.h"
#include "lwip/stats.h"
#include <string.h>
#ifdef LWIP_HOOK_FILENAME
#include LWIP_HOOK_FILENAME
#endif
/** Small optimization: set to 0 if incoming PBUF_POOL pbuf always can be
* used to modify and send a response packet (and to 1 if this is not the case,
* e.g. when link header is stripped off when receiving) */
#ifndef LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN
#define LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN 1
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN */
/* The amount of data from the original packet to return in a dest-unreachable */
#define ICMP_DEST_UNREACH_DATASIZE 8
static void icmp_send_response(struct pbuf *p, u8_t type, u8_t code);
/**
* Processes ICMP input packets, called from ip_input().
*
* Currently only processes icmp echo requests and sends
* out the echo response.
*
* @param p the icmp echo request packet, p->payload pointing to the icmp header
* @param inp the netif on which this packet was received
*/
void
icmp_input(struct pbuf *p, struct netif *inp)
{
u8_t type;
#ifdef LWIP_DEBUG
u8_t code;
#endif /* LWIP_DEBUG */
struct icmp_echo_hdr *iecho;
const struct ip_hdr *iphdr_in;
u16_t hlen;
const ip4_addr_t *src;
ICMP_STATS_INC(icmp.recv);
MIB2_STATS_INC(mib2.icmpinmsgs);
iphdr_in = ip4_current_header();
hlen = IPH_HL_BYTES(iphdr_in);
if (hlen < IP_HLEN) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short IP header (%"S16_F" bytes) received\n", hlen));
goto lenerr;
}
if (p->len < sizeof(u16_t) * 2) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short ICMP (%"U16_F" bytes) received\n", p->tot_len));
goto lenerr;
}
type = *((u8_t *)p->payload);
#ifdef LWIP_DEBUG
code = *(((u8_t *)p->payload) + 1);
/* if debug is enabled but debug statement below is somehow disabled: */
LWIP_UNUSED_ARG(code);
#endif /* LWIP_DEBUG */
switch (type) {
case ICMP_ER:
/* This is OK, echo reply might have been parsed by a raw PCB
(as obviously, an echo request has been sent, too). */
MIB2_STATS_INC(mib2.icmpinechoreps);
break;
case ICMP_ECHO:
MIB2_STATS_INC(mib2.icmpinechos);
src = ip4_current_dest_addr();
/* multicast destination address? */
if (ip4_addr_ismulticast(ip4_current_dest_addr())) {
#if LWIP_MULTICAST_PING
/* For multicast, use address of receiving interface as source address */
src = netif_ip4_addr(inp);
#else /* LWIP_MULTICAST_PING */
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to multicast pings\n"));
goto icmperr;
#endif /* LWIP_MULTICAST_PING */
}
/* broadcast destination address? */
if (ip4_addr_isbroadcast(ip4_current_dest_addr(), ip_current_netif())) {
#if LWIP_BROADCAST_PING
/* For broadcast, use address of receiving interface as source address */
src = netif_ip4_addr(inp);
#else /* LWIP_BROADCAST_PING */
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to broadcast pings\n"));
goto icmperr;
#endif /* LWIP_BROADCAST_PING */
}
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ping\n"));
if (p->tot_len < sizeof(struct icmp_echo_hdr)) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: bad ICMP echo received\n"));
goto lenerr;
}
#if CHECKSUM_CHECK_ICMP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_CHECK_ICMP) {
if (inet_chksum_pbuf(p) != 0) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: checksum failed for received ICMP echo\n"));
pbuf_free(p);
ICMP_STATS_INC(icmp.chkerr);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
}
}
#endif
#if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN
if (pbuf_add_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) {
/* p is not big enough to contain link headers
* allocate a new one and copy p into it
*/
struct pbuf *r;
u16_t alloc_len = (u16_t)(p->tot_len + hlen);
if (alloc_len < p->tot_len) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed (tot_len overflow)\n"));
goto icmperr;
}
/* allocate new packet buffer with space for link headers */
r = pbuf_alloc(PBUF_LINK, alloc_len, PBUF_RAM);
if (r == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed\n"));
goto icmperr;
}
if (r->len < hlen + sizeof(struct icmp_echo_hdr)) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("first pbuf cannot hold the ICMP header"));
pbuf_free(r);
goto icmperr;
}
/* copy the ip header */
MEMCPY(r->payload, iphdr_in, hlen);
/* switch r->payload back to icmp header (cannot fail) */
if (pbuf_remove_header(r, hlen)) {
LWIP_ASSERT("icmp_input: moving r->payload to icmp header failed\n", 0);
pbuf_free(r);
goto icmperr;
}
/* copy the rest of the packet without ip header */
if (pbuf_copy(r, p) != ERR_OK) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("icmp_input: copying to new pbuf failed"));
pbuf_free(r);
goto icmperr;
}
/* free the original p */
pbuf_free(p);
/* we now have an identical copy of p that has room for link headers */
p = r;
} else {
/* restore p->payload to point to icmp header (cannot fail) */
if (pbuf_remove_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) {
LWIP_ASSERT("icmp_input: restoring original p->payload failed\n", 0);
goto icmperr;
}
}
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN */
/* At this point, all checks are OK. */
/* We generate an answer by switching the dest and src ip addresses,
* setting the icmp type to ECHO_RESPONSE and updating the checksum. */
iecho = (struct icmp_echo_hdr *)p->payload;
if (pbuf_add_header(p, hlen)) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("Can't move over header in packet"));
} else {
err_t ret;
struct ip_hdr *iphdr = (struct ip_hdr *)p->payload;
ip4_addr_copy(iphdr->src, *src);
ip4_addr_copy(iphdr->dest, *ip4_current_src_addr());
ICMPH_TYPE_SET(iecho, ICMP_ER);
#if CHECKSUM_GEN_ICMP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_ICMP) {
/* adjust the checksum */
if (iecho->chksum > PP_HTONS(0xffffU - (ICMP_ECHO << 8))) {
iecho->chksum = (u16_t)(iecho->chksum + PP_HTONS((u16_t)(ICMP_ECHO << 8)) + 1);
} else {
iecho->chksum = (u16_t)(iecho->chksum + PP_HTONS(ICMP_ECHO << 8));
}
}
#if LWIP_CHECKSUM_CTRL_PER_NETIF
else {
iecho->chksum = 0;
}
#endif /* LWIP_CHECKSUM_CTRL_PER_NETIF */
#else /* CHECKSUM_GEN_ICMP */
iecho->chksum = 0;
#endif /* CHECKSUM_GEN_ICMP */
/* Set the correct TTL and recalculate the header checksum. */
IPH_TTL_SET(iphdr, ICMP_TTL);
IPH_CHKSUM_SET(iphdr, 0);
#if CHECKSUM_GEN_IP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_IP) {
IPH_CHKSUM_SET(iphdr, inet_chksum(iphdr, hlen));
}
#endif /* CHECKSUM_GEN_IP */
ICMP_STATS_INC(icmp.xmit);
/* increase number of messages attempted to send */
MIB2_STATS_INC(mib2.icmpoutmsgs);
/* increase number of echo replies attempted to send */
MIB2_STATS_INC(mib2.icmpoutechoreps);
/* send an ICMP packet */
ret = ip4_output_if(p, src, LWIP_IP_HDRINCL,
ICMP_TTL, 0, IP_PROTO_ICMP, inp);
if (ret != ERR_OK) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ip_output_if returned an error: %s\n", lwip_strerr(ret)));
}
}
break;
default:
if (type == ICMP_DUR) {
MIB2_STATS_INC(mib2.icmpindestunreachs);
} else if (type == ICMP_TE) {
MIB2_STATS_INC(mib2.icmpintimeexcds);
} else if (type == ICMP_PP) {
MIB2_STATS_INC(mib2.icmpinparmprobs);
} else if (type == ICMP_SQ) {
MIB2_STATS_INC(mib2.icmpinsrcquenchs);
} else if (type == ICMP_RD) {
MIB2_STATS_INC(mib2.icmpinredirects);
} else if (type == ICMP_TS) {
MIB2_STATS_INC(mib2.icmpintimestamps);
} else if (type == ICMP_TSR) {
MIB2_STATS_INC(mib2.icmpintimestampreps);
} else if (type == ICMP_AM) {
MIB2_STATS_INC(mib2.icmpinaddrmasks);
} else if (type == ICMP_AMR) {
MIB2_STATS_INC(mib2.icmpinaddrmaskreps);
}
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ICMP type %"S16_F" code %"S16_F" not supported.\n",
(s16_t)type, (s16_t)code));
ICMP_STATS_INC(icmp.proterr);
ICMP_STATS_INC(icmp.drop);
}
pbuf_free(p);
return;
lenerr:
pbuf_free(p);
ICMP_STATS_INC(icmp.lenerr);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
#if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING
icmperr:
pbuf_free(p);
ICMP_STATS_INC(icmp.err);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING */
}
/**
* Send an icmp 'destination unreachable' packet, called from ip_input() if
* the transport layer protocol is unknown and from udp_input() if the local
* port is not bound.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IP header
* @param t type of the 'unreachable' packet
*/
void
icmp_dest_unreach(struct pbuf *p, enum icmp_dur_type t)
{
MIB2_STATS_INC(mib2.icmpoutdestunreachs);
icmp_send_response(p, ICMP_DUR, t);
}
#if IP_FORWARD || IP_REASSEMBLY
/**
* Send a 'time exceeded' packet, called from ip_forward() if TTL is 0.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IP header
* @param t type of the 'time exceeded' packet
*/
void
icmp_time_exceeded(struct pbuf *p, enum icmp_te_type t)
{
MIB2_STATS_INC(mib2.icmpouttimeexcds);
icmp_send_response(p, ICMP_TE, t);
}
#endif /* IP_FORWARD || IP_REASSEMBLY */
/**
* Send an icmp packet in response to an incoming packet.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IP header
* @param type Type of the ICMP header
* @param code Code of the ICMP header
*/
static void
icmp_send_response(struct pbuf *p, u8_t type, u8_t code)
{
struct pbuf *q;
struct ip_hdr *iphdr;
/* we can use the echo header here */
struct icmp_echo_hdr *icmphdr;
ip4_addr_t iphdr_src;
struct netif *netif;
/* increase number of messages attempted to send */
MIB2_STATS_INC(mib2.icmpoutmsgs);
/* ICMP header + IP header + 8 bytes of data */
q = pbuf_alloc(PBUF_IP, sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE,
PBUF_RAM);
if (q == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded: failed to allocate pbuf for ICMP packet.\n"));
MIB2_STATS_INC(mib2.icmpouterrors);
return;
}
LWIP_ASSERT("check that first pbuf can hold icmp message",
(q->len >= (sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE)));
iphdr = (struct ip_hdr *)p->payload;
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded from "));
ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->src);
LWIP_DEBUGF(ICMP_DEBUG, (" to "));
ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->dest);
LWIP_DEBUGF(ICMP_DEBUG, ("\n"));
icmphdr = (struct icmp_echo_hdr *)q->payload;
icmphdr->type = type;
icmphdr->code = code;
icmphdr->id = 0;
icmphdr->seqno = 0;
/* copy fields from original packet */
SMEMCPY((u8_t *)q->payload + sizeof(struct icmp_echo_hdr), (u8_t *)p->payload,
IP_HLEN + ICMP_DEST_UNREACH_DATASIZE);
ip4_addr_copy(iphdr_src, iphdr->src);
#ifdef LWIP_HOOK_IP4_ROUTE_SRC
{
ip4_addr_t iphdr_dst;
ip4_addr_copy(iphdr_dst, iphdr->dest);
netif = ip4_route_src(&iphdr_dst, &iphdr_src);
}
#else
netif = ip4_route(&iphdr_src);
#endif
if (netif != NULL) {
/* calculate checksum */
icmphdr->chksum = 0;
#if CHECKSUM_GEN_ICMP
IF__NETIF_CHECKSUM_ENABLED(netif, NETIF_CHECKSUM_GEN_ICMP) {
icmphdr->chksum = inet_chksum(icmphdr, q->len);
}
#endif
ICMP_STATS_INC(icmp.xmit);
ip4_output_if(q, NULL, &iphdr_src, ICMP_TTL, 0, IP_PROTO_ICMP, netif);
}
pbuf_free(q);
}
#endif /* LWIP_IPV4 && LWIP_ICMP */
/**
* @file
* ICMP - Internet Control Message Protocol
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
/* Some ICMP messages should be passed to the transport protocols. This
is not implemented. */
#include "lwip/opt.h"
#if LWIP_IPV4 && LWIP_ICMP /* don't build if not configured for use in lwipopts.h */
#include "lwip/icmp.h"
#include "lwip/inet_chksum.h"
#include "lwip/ip.h"
#include "lwip/def.h"
#include "lwip/stats.h"
#include <string.h>
#ifdef LWIP_HOOK_FILENAME
#include LWIP_HOOK_FILENAME
#endif
/** Small optimization: set to 0 if incoming PBUF_POOL pbuf always can be
* used to modify and send a response packet (and to 1 if this is not the case,
* e.g. when link header is stripped off when receiving) */
#ifndef LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN
#define LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN 1
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN */
/* The amount of data from the original packet to return in a dest-unreachable */
#define ICMP_DEST_UNREACH_DATASIZE 8
static void icmp_send_response(struct pbuf *p, u8_t type, u8_t code);
/**
* Processes ICMP input packets, called from ip_input().
*
* Currently only processes icmp echo requests and sends
* out the echo response.
*
* @param p the icmp echo request packet, p->payload pointing to the icmp header
* @param inp the netif on which this packet was received
*/
void
icmp_input(struct pbuf *p, struct netif *inp)
{
u8_t type;
#ifdef LWIP_DEBUG
u8_t code;
#endif /* LWIP_DEBUG */
struct icmp_echo_hdr *iecho;
const struct ip_hdr *iphdr_in;
u16_t hlen;
const ip4_addr_t *src;
ICMP_STATS_INC(icmp.recv);
MIB2_STATS_INC(mib2.icmpinmsgs);
iphdr_in = ip4_current_header();
hlen = IPH_HL_BYTES(iphdr_in);
if (hlen < IP_HLEN) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short IP header (%"S16_F" bytes) received\n", hlen));
goto lenerr;
}
if (p->len < sizeof(u16_t) * 2) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short ICMP (%"U16_F" bytes) received\n", p->tot_len));
goto lenerr;
}
type = *((u8_t *)p->payload);
#ifdef LWIP_DEBUG
code = *(((u8_t *)p->payload) + 1);
/* if debug is enabled but debug statement below is somehow disabled: */
LWIP_UNUSED_ARG(code);
#endif /* LWIP_DEBUG */
switch (type) {
case ICMP_ER:
/* This is OK, echo reply might have been parsed by a raw PCB
(as obviously, an echo request has been sent, too). */
MIB2_STATS_INC(mib2.icmpinechoreps);
break;
case ICMP_ECHO:
MIB2_STATS_INC(mib2.icmpinechos);
src = ip4_current_dest_addr();
/* multicast destination address? */
if (ip4_addr_ismulticast(ip4_current_dest_addr())) {
#if LWIP_MULTICAST_PING
/* For multicast, use address of receiving interface as source address */
src = netif_ip4_addr(inp);
#else /* LWIP_MULTICAST_PING */
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to multicast pings\n"));
goto icmperr;
#endif /* LWIP_MULTICAST_PING */
}
/* broadcast destination address? */
if (ip4_addr_isbroadcast(ip4_current_dest_addr(), ip_current_netif())) {
#if LWIP_BROADCAST_PING
/* For broadcast, use address of receiving interface as source address */
src = netif_ip4_addr(inp);
#else /* LWIP_BROADCAST_PING */
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to broadcast pings\n"));
goto icmperr;
#endif /* LWIP_BROADCAST_PING */
}
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ping\n"));
if (p->tot_len < sizeof(struct icmp_echo_hdr)) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: bad ICMP echo received\n"));
goto lenerr;
}
#if CHECKSUM_CHECK_ICMP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_CHECK_ICMP) {
if (inet_chksum_pbuf(p) != 0) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: checksum failed for received ICMP echo\n"));
pbuf_free(p);
ICMP_STATS_INC(icmp.chkerr);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
}
}
#endif
#if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN
if (pbuf_add_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) {
/* p is not big enough to contain link headers
* allocate a new one and copy p into it
*/
struct pbuf *r;
u16_t alloc_len = (u16_t)(p->tot_len + hlen);
if (alloc_len < p->tot_len) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed (tot_len overflow)\n"));
goto icmperr;
}
/* allocate new packet buffer with space for link headers */
r = pbuf_alloc(PBUF_LINK, alloc_len, PBUF_RAM);
if (r == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed\n"));
goto icmperr;
}
if (r->len < hlen + sizeof(struct icmp_echo_hdr)) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("first pbuf cannot hold the ICMP header"));
pbuf_free(r);
goto icmperr;
}
/* copy the ip header */
MEMCPY(r->payload, iphdr_in, hlen);
/* switch r->payload back to icmp header (cannot fail) */
if (pbuf_remove_header(r, hlen)) {
LWIP_ASSERT("icmp_input: moving r->payload to icmp header failed\n", 0);
pbuf_free(r);
goto icmperr;
}
/* copy the rest of the packet without ip header */
if (pbuf_copy(r, p) != ERR_OK) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("icmp_input: copying to new pbuf failed"));
pbuf_free(r);
goto icmperr;
}
/* free the original p */
pbuf_free(p);
/* we now have an identical copy of p that has room for link headers */
p = r;
} else {
/* restore p->payload to point to icmp header (cannot fail) */
if (pbuf_remove_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) {
LWIP_ASSERT("icmp_input: restoring original p->payload failed\n", 0);
goto icmperr;
}
}
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN */
/* At this point, all checks are OK. */
/* We generate an answer by switching the dest and src ip addresses,
* setting the icmp type to ECHO_RESPONSE and updating the checksum. */
iecho = (struct icmp_echo_hdr *)p->payload;
if (pbuf_add_header(p, hlen)) {
LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("Can't move over header in packet"));
} else {
err_t ret;
struct ip_hdr *iphdr = (struct ip_hdr *)p->payload;
ip4_addr_copy(iphdr->src, *src);
ip4_addr_copy(iphdr->dest, *ip4_current_src_addr());
ICMPH_TYPE_SET(iecho, ICMP_ER);
#if CHECKSUM_GEN_ICMP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_ICMP) {
/* adjust the checksum */
if (iecho->chksum > PP_HTONS(0xffffU - (ICMP_ECHO << 8))) {
iecho->chksum = (u16_t)(iecho->chksum + PP_HTONS((u16_t)(ICMP_ECHO << 8)) + 1);
} else {
iecho->chksum = (u16_t)(iecho->chksum + PP_HTONS(ICMP_ECHO << 8));
}
}
#if LWIP_CHECKSUM_CTRL_PER_NETIF
else {
iecho->chksum = 0;
}
#endif /* LWIP_CHECKSUM_CTRL_PER_NETIF */
#else /* CHECKSUM_GEN_ICMP */
iecho->chksum = 0;
#endif /* CHECKSUM_GEN_ICMP */
/* Set the correct TTL and recalculate the header checksum. */
IPH_TTL_SET(iphdr, ICMP_TTL);
IPH_CHKSUM_SET(iphdr, 0);
#if CHECKSUM_GEN_IP
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_IP) {
IPH_CHKSUM_SET(iphdr, inet_chksum(iphdr, hlen));
}
#endif /* CHECKSUM_GEN_IP */
ICMP_STATS_INC(icmp.xmit);
/* increase number of messages attempted to send */
MIB2_STATS_INC(mib2.icmpoutmsgs);
/* increase number of echo replies attempted to send */
MIB2_STATS_INC(mib2.icmpoutechoreps);
/* send an ICMP packet */
ret = ip4_output_if(p, src, LWIP_IP_HDRINCL,
ICMP_TTL, 0, IP_PROTO_ICMP, inp);
if (ret != ERR_OK) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ip_output_if returned an error: %s\n", lwip_strerr(ret)));
}
}
break;
default:
if (type == ICMP_DUR) {
MIB2_STATS_INC(mib2.icmpindestunreachs);
} else if (type == ICMP_TE) {
MIB2_STATS_INC(mib2.icmpintimeexcds);
} else if (type == ICMP_PP) {
MIB2_STATS_INC(mib2.icmpinparmprobs);
} else if (type == ICMP_SQ) {
MIB2_STATS_INC(mib2.icmpinsrcquenchs);
} else if (type == ICMP_RD) {
MIB2_STATS_INC(mib2.icmpinredirects);
} else if (type == ICMP_TS) {
MIB2_STATS_INC(mib2.icmpintimestamps);
} else if (type == ICMP_TSR) {
MIB2_STATS_INC(mib2.icmpintimestampreps);
} else if (type == ICMP_AM) {
MIB2_STATS_INC(mib2.icmpinaddrmasks);
} else if (type == ICMP_AMR) {
MIB2_STATS_INC(mib2.icmpinaddrmaskreps);
}
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ICMP type %"S16_F" code %"S16_F" not supported.\n",
(s16_t)type, (s16_t)code));
ICMP_STATS_INC(icmp.proterr);
ICMP_STATS_INC(icmp.drop);
}
pbuf_free(p);
return;
lenerr:
pbuf_free(p);
ICMP_STATS_INC(icmp.lenerr);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
#if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING
icmperr:
pbuf_free(p);
ICMP_STATS_INC(icmp.err);
MIB2_STATS_INC(mib2.icmpinerrors);
return;
#endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING */
}
/**
* Send an icmp 'destination unreachable' packet, called from ip_input() if
* the transport layer protocol is unknown and from udp_input() if the local
* port is not bound.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IP header
* @param t type of the 'unreachable' packet
*/
void
icmp_dest_unreach(struct pbuf *p, enum icmp_dur_type t)
{
MIB2_STATS_INC(mib2.icmpoutdestunreachs);
icmp_send_response(p, ICMP_DUR, t);
}
#if IP_FORWARD || IP_REASSEMBLY
/**
* Send a 'time exceeded' packet, called from ip_forward() if TTL is 0.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IP header
* @param t type of the 'time exceeded' packet
*/
void
icmp_time_exceeded(struct pbuf *p, enum icmp_te_type t)
{
MIB2_STATS_INC(mib2.icmpouttimeexcds);
icmp_send_response(p, ICMP_TE, t);
}
#endif /* IP_FORWARD || IP_REASSEMBLY */
/**
* Send an icmp packet in response to an incoming packet.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IP header
* @param type Type of the ICMP header
* @param code Code of the ICMP header
*/
static void
icmp_send_response(struct pbuf *p, u8_t type, u8_t code)
{
struct pbuf *q;
struct ip_hdr *iphdr;
/* we can use the echo header here */
struct icmp_echo_hdr *icmphdr;
ip4_addr_t iphdr_src;
struct netif *netif;
/* increase number of messages attempted to send */
MIB2_STATS_INC(mib2.icmpoutmsgs);
/* ICMP header + IP header + 8 bytes of data */
q = pbuf_alloc(PBUF_IP, sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE,
PBUF_RAM);
if (q == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded: failed to allocate pbuf for ICMP packet.\n"));
MIB2_STATS_INC(mib2.icmpouterrors);
return;
}
LWIP_ASSERT("check that first pbuf can hold icmp message",
(q->len >= (sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE)));
iphdr = (struct ip_hdr *)p->payload;
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded from "));
ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->src);
LWIP_DEBUGF(ICMP_DEBUG, (" to "));
ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->dest);
LWIP_DEBUGF(ICMP_DEBUG, ("\n"));
icmphdr = (struct icmp_echo_hdr *)q->payload;
icmphdr->type = type;
icmphdr->code = code;
icmphdr->id = 0;
icmphdr->seqno = 0;
/* copy fields from original packet */
SMEMCPY((u8_t *)q->payload + sizeof(struct icmp_echo_hdr), (u8_t *)p->payload,
IP_HLEN + ICMP_DEST_UNREACH_DATASIZE);
ip4_addr_copy(iphdr_src, iphdr->src);
#ifdef LWIP_HOOK_IP4_ROUTE_SRC
{
ip4_addr_t iphdr_dst;
ip4_addr_copy(iphdr_dst, iphdr->dest);
netif = ip4_route_src(&iphdr_dst, &iphdr_src);
}
#else
netif = ip4_route(&iphdr_src);
#endif
if (netif != NULL) {
/* calculate checksum */
icmphdr->chksum = 0;
#if CHECKSUM_GEN_ICMP
IF__NETIF_CHECKSUM_ENABLED(netif, NETIF_CHECKSUM_GEN_ICMP) {
icmphdr->chksum = inet_chksum(icmphdr, q->len);
}
#endif
ICMP_STATS_INC(icmp.xmit);
ip4_output_if(q, NULL, &iphdr_src, ICMP_TTL, 0, IP_PROTO_ICMP, netif);
}
pbuf_free(q);
}
#endif /* LWIP_IPV4 && LWIP_ICMP */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv4/igmp.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv4/ip4.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv4/ip4_addr.c
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@ -1,321 +1,321 @@
/**
* @file
* This is the IPv4 address tools implementation.
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_IPV4
#include "lwip/ip_addr.h"
#include "lwip/netif.h"
/* used by IP4_ADDR_ANY and IP_ADDR_BROADCAST in ip_addr.h */
const ip_addr_t ip_addr_any = IPADDR4_INIT(IPADDR_ANY);
const ip_addr_t ip_addr_broadcast = IPADDR4_INIT(IPADDR_BROADCAST);
/**
* Determine if an address is a broadcast address on a network interface
*
* @param addr address to be checked
* @param netif the network interface against which the address is checked
* @return returns non-zero if the address is a broadcast address
*/
u8_t
ip4_addr_isbroadcast_u32(u32_t addr, const struct netif *netif)
{
ip4_addr_t ipaddr;
ip4_addr_set_u32(&ipaddr, addr);
/* all ones (broadcast) or all zeroes (old skool broadcast) */
if ((~addr == IPADDR_ANY) ||
(addr == IPADDR_ANY)) {
return 1;
/* no broadcast support on this network interface? */
} else if ((netif->flags & NETIF_FLAG_BROADCAST) == 0) {
/* the given address cannot be a broadcast address
* nor can we check against any broadcast addresses */
return 0;
/* address matches network interface address exactly? => no broadcast */
} else if (addr == ip4_addr_get_u32(netif_ip4_addr(netif))) {
return 0;
/* on the same (sub) network... */
} else if (ip4_addr_netcmp(&ipaddr, netif_ip4_addr(netif), netif_ip4_netmask(netif))
/* ...and host identifier bits are all ones? =>... */
&& ((addr & ~ip4_addr_get_u32(netif_ip4_netmask(netif))) ==
(IPADDR_BROADCAST & ~ip4_addr_get_u32(netif_ip4_netmask(netif))))) {
/* => network broadcast address */
return 1;
} else {
return 0;
}
}
/** Checks if a netmask is valid (starting with ones, then only zeros)
*
* @param netmask the IPv4 netmask to check (in network byte order!)
* @return 1 if the netmask is valid, 0 if it is not
*/
u8_t
ip4_addr_netmask_valid(u32_t netmask)
{
u32_t mask;
u32_t nm_hostorder = lwip_htonl(netmask);
/* first, check for the first zero */
for (mask = 1UL << 31 ; mask != 0; mask >>= 1) {
if ((nm_hostorder & mask) == 0) {
break;
}
}
/* then check that there is no one */
for (; mask != 0; mask >>= 1) {
if ((nm_hostorder & mask) != 0) {
/* there is a one after the first zero -> invalid */
return 0;
}
}
/* no one after the first zero -> valid */
return 1;
}
/**
* Ascii internet address interpretation routine.
* The value returned is in network order.
*
* @param cp IP address in ascii representation (e.g. "127.0.0.1")
* @return ip address in network order
*/
u32_t
ipaddr_addr(const char *cp)
{
ip4_addr_t val;
if (ip4addr_aton(cp, &val)) {
return ip4_addr_get_u32(&val);
}
return (IPADDR_NONE);
}
/**
* Check whether "cp" is a valid ascii representation
* of an Internet address and convert to a binary address.
* Returns 1 if the address is valid, 0 if not.
* This replaces inet_addr, the return value from which
* cannot distinguish between failure and a local broadcast address.
*
* @param cp IP address in ascii representation (e.g. "127.0.0.1")
* @param addr pointer to which to save the ip address in network order
* @return 1 if cp could be converted to addr, 0 on failure
*/
int
ip4addr_aton(const char *cp, ip4_addr_t *addr)
{
u32_t val;
u8_t base;
char c;
u32_t parts[4];
u32_t *pp = parts;
c = *cp;
for (;;) {
/*
* Collect number up to ``.''.
* Values are specified as for C:
* 0x=hex, 0=octal, 1-9=decimal.
*/
if (!lwip_isdigit(c)) {
return 0;
}
val = 0;
base = 10;
if (c == '0') {
c = *++cp;
if (c == 'x' || c == 'X') {
base = 16;
c = *++cp;
} else {
base = 8;
}
}
for (;;) {
if (lwip_isdigit(c)) {
val = (val * base) + (u32_t)(c - '0');
c = *++cp;
} else if (base == 16 && lwip_isxdigit(c)) {
val = (val << 4) | (u32_t)(c + 10 - (lwip_islower(c) ? 'a' : 'A'));
c = *++cp;
} else {
break;
}
}
if (c == '.') {
/*
* Internet format:
* a.b.c.d
* a.b.c (with c treated as 16 bits)
* a.b (with b treated as 24 bits)
*/
if (pp >= parts + 3) {
return 0;
}
*pp++ = val;
c = *++cp;
} else {
break;
}
}
/*
* Check for trailing characters.
*/
if (c != '\0' && !lwip_isspace(c)) {
return 0;
}
/*
* Concoct the address according to
* the number of parts specified.
*/
switch (pp - parts + 1) {
case 0:
return 0; /* initial nondigit */
case 1: /* a -- 32 bits */
break;
case 2: /* a.b -- 8.24 bits */
if (val > 0xffffffUL) {
return 0;
}
if (parts[0] > 0xff) {
return 0;
}
val |= parts[0] << 24;
break;
case 3: /* a.b.c -- 8.8.16 bits */
if (val > 0xffff) {
return 0;
}
if ((parts[0] > 0xff) || (parts[1] > 0xff)) {
return 0;
}
val |= (parts[0] << 24) | (parts[1] << 16);
break;
case 4: /* a.b.c.d -- 8.8.8.8 bits */
if (val > 0xff) {
return 0;
}
if ((parts[0] > 0xff) || (parts[1] > 0xff) || (parts[2] > 0xff)) {
return 0;
}
val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8);
break;
default:
LWIP_ASSERT("unhandled", 0);
break;
}
if (addr) {
ip4_addr_set_u32(addr, lwip_htonl(val));
}
return 1;
}
/**
* Convert numeric IP address into decimal dotted ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *
ip4addr_ntoa(const ip4_addr_t *addr)
{
static char str[IP4ADDR_STRLEN_MAX];
return ip4addr_ntoa_r(addr, str, IP4ADDR_STRLEN_MAX);
}
/**
* Same as ip4addr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *
ip4addr_ntoa_r(const ip4_addr_t *addr, char *buf, int buflen)
{
u32_t s_addr;
char inv[3];
char *rp;
u8_t *ap;
u8_t rem;
u8_t n;
u8_t i;
int len = 0;
s_addr = ip4_addr_get_u32(addr);
rp = buf;
ap = (u8_t *)&s_addr;
for (n = 0; n < 4; n++) {
i = 0;
do {
rem = *ap % (u8_t)10;
*ap /= (u8_t)10;
inv[i++] = (char)('0' + rem);
} while (*ap);
while (i--) {
if (len++ >= buflen) {
return NULL;
}
*rp++ = inv[i];
}
if (len++ >= buflen) {
return NULL;
}
*rp++ = '.';
ap++;
}
*--rp = 0;
return buf;
}
#endif /* LWIP_IPV4 */
/**
* @file
* This is the IPv4 address tools implementation.
*
*/
/*
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Adam Dunkels <adam@sics.se>
*
*/
#include "lwip/opt.h"
#if LWIP_IPV4
#include "lwip/ip_addr.h"
#include "lwip/netif.h"
/* used by IP4_ADDR_ANY and IP_ADDR_BROADCAST in ip_addr.h */
const ip_addr_t ip_addr_any = IPADDR4_INIT(IPADDR_ANY);
const ip_addr_t ip_addr_broadcast = IPADDR4_INIT(IPADDR_BROADCAST);
/**
* Determine if an address is a broadcast address on a network interface
*
* @param addr address to be checked
* @param netif the network interface against which the address is checked
* @return returns non-zero if the address is a broadcast address
*/
u8_t
ip4_addr_isbroadcast_u32(u32_t addr, const struct netif *netif)
{
ip4_addr_t ipaddr;
ip4_addr_set_u32(&ipaddr, addr);
/* all ones (broadcast) or all zeroes (old skool broadcast) */
if ((~addr == IPADDR_ANY) ||
(addr == IPADDR_ANY)) {
return 1;
/* no broadcast support on this network interface? */
} else if ((netif->flags & NETIF_FLAG_BROADCAST) == 0) {
/* the given address cannot be a broadcast address
* nor can we check against any broadcast addresses */
return 0;
/* address matches network interface address exactly? => no broadcast */
} else if (addr == ip4_addr_get_u32(netif_ip4_addr(netif))) {
return 0;
/* on the same (sub) network... */
} else if (ip4_addr_netcmp(&ipaddr, netif_ip4_addr(netif), netif_ip4_netmask(netif))
/* ...and host identifier bits are all ones? =>... */
&& ((addr & ~ip4_addr_get_u32(netif_ip4_netmask(netif))) ==
(IPADDR_BROADCAST & ~ip4_addr_get_u32(netif_ip4_netmask(netif))))) {
/* => network broadcast address */
return 1;
} else {
return 0;
}
}
/** Checks if a netmask is valid (starting with ones, then only zeros)
*
* @param netmask the IPv4 netmask to check (in network byte order!)
* @return 1 if the netmask is valid, 0 if it is not
*/
u8_t
ip4_addr_netmask_valid(u32_t netmask)
{
u32_t mask;
u32_t nm_hostorder = lwip_htonl(netmask);
/* first, check for the first zero */
for (mask = 1UL << 31 ; mask != 0; mask >>= 1) {
if ((nm_hostorder & mask) == 0) {
break;
}
}
/* then check that there is no one */
for (; mask != 0; mask >>= 1) {
if ((nm_hostorder & mask) != 0) {
/* there is a one after the first zero -> invalid */
return 0;
}
}
/* no one after the first zero -> valid */
return 1;
}
/**
* Ascii internet address interpretation routine.
* The value returned is in network order.
*
* @param cp IP address in ascii representation (e.g. "127.0.0.1")
* @return ip address in network order
*/
u32_t
ipaddr_addr(const char *cp)
{
ip4_addr_t val;
if (ip4addr_aton(cp, &val)) {
return ip4_addr_get_u32(&val);
}
return (IPADDR_NONE);
}
/**
* Check whether "cp" is a valid ascii representation
* of an Internet address and convert to a binary address.
* Returns 1 if the address is valid, 0 if not.
* This replaces inet_addr, the return value from which
* cannot distinguish between failure and a local broadcast address.
*
* @param cp IP address in ascii representation (e.g. "127.0.0.1")
* @param addr pointer to which to save the ip address in network order
* @return 1 if cp could be converted to addr, 0 on failure
*/
int
ip4addr_aton(const char *cp, ip4_addr_t *addr)
{
u32_t val;
u8_t base;
char c;
u32_t parts[4];
u32_t *pp = parts;
c = *cp;
for (;;) {
/*
* Collect number up to ``.''.
* Values are specified as for C:
* 0x=hex, 0=octal, 1-9=decimal.
*/
if (!lwip_isdigit(c)) {
return 0;
}
val = 0;
base = 10;
if (c == '0') {
c = *++cp;
if (c == 'x' || c == 'X') {
base = 16;
c = *++cp;
} else {
base = 8;
}
}
for (;;) {
if (lwip_isdigit(c)) {
val = (val * base) + (u32_t)(c - '0');
c = *++cp;
} else if (base == 16 && lwip_isxdigit(c)) {
val = (val << 4) | (u32_t)(c + 10 - (lwip_islower(c) ? 'a' : 'A'));
c = *++cp;
} else {
break;
}
}
if (c == '.') {
/*
* Internet format:
* a.b.c.d
* a.b.c (with c treated as 16 bits)
* a.b (with b treated as 24 bits)
*/
if (pp >= parts + 3) {
return 0;
}
*pp++ = val;
c = *++cp;
} else {
break;
}
}
/*
* Check for trailing characters.
*/
if (c != '\0' && !lwip_isspace(c)) {
return 0;
}
/*
* Concoct the address according to
* the number of parts specified.
*/
switch (pp - parts + 1) {
case 0:
return 0; /* initial nondigit */
case 1: /* a -- 32 bits */
break;
case 2: /* a.b -- 8.24 bits */
if (val > 0xffffffUL) {
return 0;
}
if (parts[0] > 0xff) {
return 0;
}
val |= parts[0] << 24;
break;
case 3: /* a.b.c -- 8.8.16 bits */
if (val > 0xffff) {
return 0;
}
if ((parts[0] > 0xff) || (parts[1] > 0xff)) {
return 0;
}
val |= (parts[0] << 24) | (parts[1] << 16);
break;
case 4: /* a.b.c.d -- 8.8.8.8 bits */
if (val > 0xff) {
return 0;
}
if ((parts[0] > 0xff) || (parts[1] > 0xff) || (parts[2] > 0xff)) {
return 0;
}
val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8);
break;
default:
LWIP_ASSERT("unhandled", 0);
break;
}
if (addr) {
ip4_addr_set_u32(addr, lwip_htonl(val));
}
return 1;
}
/**
* Convert numeric IP address into decimal dotted ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *
ip4addr_ntoa(const ip4_addr_t *addr)
{
static char str[IP4ADDR_STRLEN_MAX];
return ip4addr_ntoa_r(addr, str, IP4ADDR_STRLEN_MAX);
}
/**
* Same as ip4addr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *
ip4addr_ntoa_r(const ip4_addr_t *addr, char *buf, int buflen)
{
u32_t s_addr;
char inv[3];
char *rp;
u8_t *ap;
u8_t rem;
u8_t n;
u8_t i;
int len = 0;
s_addr = ip4_addr_get_u32(addr);
rp = buf;
ap = (u8_t *)&s_addr;
for (n = 0; n < 4; n++) {
i = 0;
do {
rem = *ap % (u8_t)10;
*ap /= (u8_t)10;
inv[i++] = (char)('0' + rem);
} while (*ap);
while (i--) {
if (len++ >= buflen) {
return NULL;
}
*rp++ = inv[i];
}
if (len++ >= buflen) {
return NULL;
}
*rp++ = '.';
ap++;
}
*--rp = 0;
return buf;
}
#endif /* LWIP_IPV4 */

1788
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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv6/ethip6.c
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@ -1,123 +1,123 @@
/**
* @file
*
* Ethernet output for IPv6. Uses ND tables for link-layer addressing.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_ETHERNET
#include "lwip/ethip6.h"
#include "lwip/nd6.h"
#include "lwip/pbuf.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/inet_chksum.h"
#include "lwip/netif.h"
#include "lwip/icmp6.h"
#include "lwip/prot/ethernet.h"
#include "netif/ethernet.h"
#include <string.h>
/**
* Resolve and fill-in Ethernet address header for outgoing IPv6 packet.
*
* For IPv6 multicast, corresponding Ethernet addresses
* are selected and the packet is transmitted on the link.
*
* For unicast addresses, ask the ND6 module what to do. It will either let us
* send the the packet right away, or queue the packet for later itself, unless
* an error occurs.
*
* @todo anycast addresses
*
* @param netif The lwIP network interface which the IP packet will be sent on.
* @param q The pbuf(s) containing the IP packet to be sent.
* @param ip6addr The IP address of the packet destination.
*
* @return
* - ERR_OK or the return value of @ref nd6_get_next_hop_addr_or_queue.
*/
err_t
ethip6_output(struct netif *netif, struct pbuf *q, const ip6_addr_t *ip6addr)
{
struct eth_addr dest;
const u8_t *hwaddr;
err_t result;
LWIP_ASSERT_CORE_LOCKED();
/* The destination IP address must be properly zoned from here on down. */
IP6_ADDR_ZONECHECK_NETIF(ip6addr, netif);
/* multicast destination IP address? */
if (ip6_addr_ismulticast(ip6addr)) {
/* Hash IP multicast address to MAC address.*/
dest.addr[0] = 0x33;
dest.addr[1] = 0x33;
dest.addr[2] = ((const u8_t *)(&(ip6addr->addr[3])))[0];
dest.addr[3] = ((const u8_t *)(&(ip6addr->addr[3])))[1];
dest.addr[4] = ((const u8_t *)(&(ip6addr->addr[3])))[2];
dest.addr[5] = ((const u8_t *)(&(ip6addr->addr[3])))[3];
/* Send out. */
return ethernet_output(netif, q, (const struct eth_addr*)(netif->hwaddr), &dest, ETHTYPE_IPV6);
}
/* We have a unicast destination IP address */
/* @todo anycast? */
/* Ask ND6 what to do with the packet. */
result = nd6_get_next_hop_addr_or_queue(netif, q, ip6addr, &hwaddr);
if (result != ERR_OK) {
return result;
}
/* If no hardware address is returned, nd6 has queued the packet for later. */
if (hwaddr == NULL) {
return ERR_OK;
}
/* Send out the packet using the returned hardware address. */
SMEMCPY(dest.addr, hwaddr, 6);
return ethernet_output(netif, q, (const struct eth_addr*)(netif->hwaddr), &dest, ETHTYPE_IPV6);
}
#endif /* LWIP_IPV6 && LWIP_ETHERNET */
/**
* @file
*
* Ethernet output for IPv6. Uses ND tables for link-layer addressing.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_ETHERNET
#include "lwip/ethip6.h"
#include "lwip/nd6.h"
#include "lwip/pbuf.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/inet_chksum.h"
#include "lwip/netif.h"
#include "lwip/icmp6.h"
#include "lwip/prot/ethernet.h"
#include "netif/ethernet.h"
#include <string.h>
/**
* Resolve and fill-in Ethernet address header for outgoing IPv6 packet.
*
* For IPv6 multicast, corresponding Ethernet addresses
* are selected and the packet is transmitted on the link.
*
* For unicast addresses, ask the ND6 module what to do. It will either let us
* send the the packet right away, or queue the packet for later itself, unless
* an error occurs.
*
* @todo anycast addresses
*
* @param netif The lwIP network interface which the IP packet will be sent on.
* @param q The pbuf(s) containing the IP packet to be sent.
* @param ip6addr The IP address of the packet destination.
*
* @return
* - ERR_OK or the return value of @ref nd6_get_next_hop_addr_or_queue.
*/
err_t
ethip6_output(struct netif *netif, struct pbuf *q, const ip6_addr_t *ip6addr)
{
struct eth_addr dest;
const u8_t *hwaddr;
err_t result;
LWIP_ASSERT_CORE_LOCKED();
/* The destination IP address must be properly zoned from here on down. */
IP6_ADDR_ZONECHECK_NETIF(ip6addr, netif);
/* multicast destination IP address? */
if (ip6_addr_ismulticast(ip6addr)) {
/* Hash IP multicast address to MAC address.*/
dest.addr[0] = 0x33;
dest.addr[1] = 0x33;
dest.addr[2] = ((const u8_t *)(&(ip6addr->addr[3])))[0];
dest.addr[3] = ((const u8_t *)(&(ip6addr->addr[3])))[1];
dest.addr[4] = ((const u8_t *)(&(ip6addr->addr[3])))[2];
dest.addr[5] = ((const u8_t *)(&(ip6addr->addr[3])))[3];
/* Send out. */
return ethernet_output(netif, q, (const struct eth_addr*)(netif->hwaddr), &dest, ETHTYPE_IPV6);
}
/* We have a unicast destination IP address */
/* @todo anycast? */
/* Ask ND6 what to do with the packet. */
result = nd6_get_next_hop_addr_or_queue(netif, q, ip6addr, &hwaddr);
if (result != ERR_OK) {
return result;
}
/* If no hardware address is returned, nd6 has queued the packet for later. */
if (hwaddr == NULL) {
return ERR_OK;
}
/* Send out the packet using the returned hardware address. */
SMEMCPY(dest.addr, hwaddr, 6);
return ethernet_output(netif, q, (const struct eth_addr*)(netif->hwaddr), &dest, ETHTYPE_IPV6);
}
#endif /* LWIP_IPV6 && LWIP_ETHERNET */

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@ -1,425 +1,425 @@
/**
* @file
*
* IPv6 version of ICMP, as per RFC 4443.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_ICMP6 && LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/icmp6.h"
#include "lwip/prot/icmp6.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/inet_chksum.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/nd6.h"
#include "lwip/mld6.h"
#include "lwip/ip.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_ICMP6_DATASIZE == 0
#undef LWIP_ICMP6_DATASIZE
#define LWIP_ICMP6_DATASIZE 8
#endif
/* Forward declarations */
static void icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type);
static void icmp6_send_response_with_addrs(struct pbuf *p, u8_t code, u32_t data,
u8_t type, const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr);
static void icmp6_send_response_with_addrs_and_netif(struct pbuf *p, u8_t code, u32_t data,
u8_t type, const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr, struct netif *netif);
/**
* Process an input ICMPv6 message. Called by ip6_input.
*
* Will generate a reply for echo requests. Other messages are forwarded
* to nd6_input, or mld6_input.
*
* @param p the mld packet, p->payload pointing to the icmpv6 header
* @param inp the netif on which this packet was received
*/
void
icmp6_input(struct pbuf *p, struct netif *inp)
{
struct icmp6_hdr *icmp6hdr;
struct pbuf *r;
const ip6_addr_t *reply_src;
ICMP6_STATS_INC(icmp6.recv);
/* Check that ICMPv6 header fits in payload */
if (p->len < sizeof(struct icmp6_hdr)) {
/* drop short packets */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.lenerr);
ICMP6_STATS_INC(icmp6.drop);
return;
}
icmp6hdr = (struct icmp6_hdr *)p->payload;
#if CHECKSUM_CHECK_ICMP6
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_CHECK_ICMP6) {
if (ip6_chksum_pseudo(p, IP6_NEXTH_ICMP6, p->tot_len, ip6_current_src_addr(),
ip6_current_dest_addr()) != 0) {
/* Checksum failed */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.chkerr);
ICMP6_STATS_INC(icmp6.drop);
return;
}
}
#endif /* CHECKSUM_CHECK_ICMP6 */
switch (icmp6hdr->type) {
case ICMP6_TYPE_NA: /* Neighbor advertisement */
case ICMP6_TYPE_NS: /* Neighbor solicitation */
case ICMP6_TYPE_RA: /* Router advertisement */
case ICMP6_TYPE_RD: /* Redirect */
case ICMP6_TYPE_PTB: /* Packet too big */
nd6_input(p, inp);
return;
case ICMP6_TYPE_RS:
#if LWIP_IPV6_FORWARD
/* @todo implement router functionality */
#endif
break;
#if LWIP_IPV6_MLD
case ICMP6_TYPE_MLQ:
case ICMP6_TYPE_MLR:
case ICMP6_TYPE_MLD:
mld6_input(p, inp);
return;
#endif
case ICMP6_TYPE_EREQ:
#if !LWIP_MULTICAST_PING
/* multicast destination address? */
if (ip6_addr_ismulticast(ip6_current_dest_addr())) {
/* drop */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.drop);
return;
}
#endif /* LWIP_MULTICAST_PING */
/* Allocate reply. */
r = pbuf_alloc(PBUF_IP, p->tot_len, PBUF_RAM);
if (r == NULL) {
/* drop */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.memerr);
return;
}
/* Copy echo request. */
if (pbuf_copy(r, p) != ERR_OK) {
/* drop */
pbuf_free(p);
pbuf_free(r);
ICMP6_STATS_INC(icmp6.err);
return;
}
/* Determine reply source IPv6 address. */
#if LWIP_MULTICAST_PING
if (ip6_addr_ismulticast(ip6_current_dest_addr())) {
reply_src = ip_2_ip6(ip6_select_source_address(inp, ip6_current_src_addr()));
if (reply_src == NULL) {
/* drop */
pbuf_free(p);
pbuf_free(r);
ICMP6_STATS_INC(icmp6.rterr);
return;
}
}
else
#endif /* LWIP_MULTICAST_PING */
{
reply_src = ip6_current_dest_addr();
}
/* Set fields in reply. */
((struct icmp6_echo_hdr *)(r->payload))->type = ICMP6_TYPE_EREP;
((struct icmp6_echo_hdr *)(r->payload))->chksum = 0;
#if CHECKSUM_GEN_ICMP6
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_ICMP6) {
((struct icmp6_echo_hdr *)(r->payload))->chksum = ip6_chksum_pseudo(r,
IP6_NEXTH_ICMP6, r->tot_len, reply_src, ip6_current_src_addr());
}
#endif /* CHECKSUM_GEN_ICMP6 */
/* Send reply. */
ICMP6_STATS_INC(icmp6.xmit);
ip6_output_if(r, reply_src, ip6_current_src_addr(),
LWIP_ICMP6_HL, 0, IP6_NEXTH_ICMP6, inp);
pbuf_free(r);
break;
default:
ICMP6_STATS_INC(icmp6.proterr);
ICMP6_STATS_INC(icmp6.drop);
break;
}
pbuf_free(p);
}
/**
* Send an icmpv6 'destination unreachable' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the unreachable type
*/
void
icmp6_dest_unreach(struct pbuf *p, enum icmp6_dur_code c)
{
icmp6_send_response(p, c, 0, ICMP6_TYPE_DUR);
}
/**
* Send an icmpv6 'packet too big' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'packet too big' should be sent,
* p->payload pointing to the IPv6 header
* @param mtu the maximum mtu that we can accept
*/
void
icmp6_packet_too_big(struct pbuf *p, u32_t mtu)
{
icmp6_send_response(p, 0, mtu, ICMP6_TYPE_PTB);
}
/**
* Send an icmpv6 'time exceeded' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the time exceeded type
*/
void
icmp6_time_exceeded(struct pbuf *p, enum icmp6_te_code c)
{
icmp6_send_response(p, c, 0, ICMP6_TYPE_TE);
}
/**
* Send an icmpv6 'time exceeded' packet, with explicit source and destination
* addresses.
*
* This function may be used to send a response sometime after receiving the
* packet for which this response is meant. The provided source and destination
* addresses are used primarily to retain their zone information.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the time exceeded type
* @param src_addr source address of the original packet, with zone information
* @param dest_addr destination address of the original packet, with zone
* information
*/
void
icmp6_time_exceeded_with_addrs(struct pbuf *p, enum icmp6_te_code c,
const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr)
{
icmp6_send_response_with_addrs(p, c, 0, ICMP6_TYPE_TE, src_addr, dest_addr);
}
/**
* Send an icmpv6 'parameter problem' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost and the calculated
* offset would be wrong (calculated against ip6_current_header()).
*
* @param p the input packet for which the 'param problem' should be sent,
* p->payload pointing to the IP header
* @param c ICMPv6 code for the param problem type
* @param pointer the pointer to the byte where the parameter is found
*/
void
icmp6_param_problem(struct pbuf *p, enum icmp6_pp_code c, const void *pointer)
{
u32_t pointer_u32 = (u32_t)((const u8_t *)pointer - (const u8_t *)ip6_current_header());
icmp6_send_response(p, c, pointer_u32, ICMP6_TYPE_PP);
}
/**
* Send an ICMPv6 packet in response to an incoming packet.
* The packet is sent *to* ip_current_src_addr() on ip_current_netif().
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
*/
static void
icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type)
{
const struct ip6_addr *reply_src, *reply_dest;
struct netif *netif = ip_current_netif();
LWIP_ASSERT("icmpv6 packet not a direct response", netif != NULL);
reply_dest = ip6_current_src_addr();
/* Select an address to use as source. */
reply_src = ip_2_ip6(ip6_select_source_address(netif, reply_dest));
if (reply_src == NULL) {
ICMP6_STATS_INC(icmp6.rterr);
return;
}
icmp6_send_response_with_addrs_and_netif(p, code, data, type, reply_src, reply_dest, netif);
}
/**
* Send an ICMPv6 packet in response to an incoming packet.
*
* Call this function if the packet is NOT sent as a direct response to an
* incoming packet, but rather sometime later (e.g. for a fragment reassembly
* timeout). The caller must provide the zoned source and destination addresses
* from the original packet with the src_addr and dest_addr parameters. The
* reason for this approach is that while the addresses themselves are part of
* the original packet, their zone information is not, thus possibly resulting
* in a link-local response being sent over the wrong link.
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
* @param src_addr original source address
* @param dest_addr original destination address
*/
static void
icmp6_send_response_with_addrs(struct pbuf *p, u8_t code, u32_t data, u8_t type,
const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr)
{
const struct ip6_addr *reply_src, *reply_dest;
struct netif *netif;
/* Get the destination address and netif for this ICMP message. */
LWIP_ASSERT("must provide both source and destination", src_addr != NULL);
LWIP_ASSERT("must provide both source and destination", dest_addr != NULL);
/* Special case, as ip6_current_xxx is either NULL, or points
to a different packet than the one that expired. */
IP6_ADDR_ZONECHECK(src_addr);
IP6_ADDR_ZONECHECK(dest_addr);
/* Swap source and destination for the reply. */
reply_dest = src_addr;
reply_src = dest_addr;
netif = ip6_route(reply_src, reply_dest);
if (netif == NULL) {
ICMP6_STATS_INC(icmp6.rterr);
return;
}
icmp6_send_response_with_addrs_and_netif(p, code, data, type, reply_src,
reply_dest, netif);
}
/**
* Send an ICMPv6 packet (with srd/dst address and netif given).
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
* @param reply_src source address of the packet to send
* @param reply_dest destination address of the packet to send
* @param netif netif to send the packet
*/
static void
icmp6_send_response_with_addrs_and_netif(struct pbuf *p, u8_t code, u32_t data, u8_t type,
const ip6_addr_t *reply_src, const ip6_addr_t *reply_dest, struct netif *netif)
{
struct pbuf *q;
struct icmp6_hdr *icmp6hdr;
/* ICMPv6 header + IPv6 header + data */
q = pbuf_alloc(PBUF_IP, sizeof(struct icmp6_hdr) + IP6_HLEN + LWIP_ICMP6_DATASIZE,
PBUF_RAM);
if (q == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded: failed to allocate pbuf for ICMPv6 packet.\n"));
ICMP6_STATS_INC(icmp6.memerr);
return;
}
LWIP_ASSERT("check that first pbuf can hold icmp 6message",
(q->len >= (sizeof(struct icmp6_hdr) + IP6_HLEN + LWIP_ICMP6_DATASIZE)));
icmp6hdr = (struct icmp6_hdr *)q->payload;
icmp6hdr->type = type;
icmp6hdr->code = code;
icmp6hdr->data = lwip_htonl(data);
/* copy fields from original packet */
SMEMCPY((u8_t *)q->payload + sizeof(struct icmp6_hdr), (u8_t *)p->payload,
IP6_HLEN + LWIP_ICMP6_DATASIZE);
/* calculate checksum */
icmp6hdr->chksum = 0;
#if CHECKSUM_GEN_ICMP6
IF__NETIF_CHECKSUM_ENABLED(netif, NETIF_CHECKSUM_GEN_ICMP6) {
icmp6hdr->chksum = ip6_chksum_pseudo(q, IP6_NEXTH_ICMP6, q->tot_len,
reply_src, reply_dest);
}
#endif /* CHECKSUM_GEN_ICMP6 */
ICMP6_STATS_INC(icmp6.xmit);
ip6_output_if(q, reply_src, reply_dest, LWIP_ICMP6_HL, 0, IP6_NEXTH_ICMP6, netif);
pbuf_free(q);
}
#endif /* LWIP_ICMP6 && LWIP_IPV6 */
/**
* @file
*
* IPv6 version of ICMP, as per RFC 4443.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_ICMP6 && LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/icmp6.h"
#include "lwip/prot/icmp6.h"
#include "lwip/ip6.h"
#include "lwip/ip6_addr.h"
#include "lwip/inet_chksum.h"
#include "lwip/pbuf.h"
#include "lwip/netif.h"
#include "lwip/nd6.h"
#include "lwip/mld6.h"
#include "lwip/ip.h"
#include "lwip/stats.h"
#include <string.h>
#if LWIP_ICMP6_DATASIZE == 0
#undef LWIP_ICMP6_DATASIZE
#define LWIP_ICMP6_DATASIZE 8
#endif
/* Forward declarations */
static void icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type);
static void icmp6_send_response_with_addrs(struct pbuf *p, u8_t code, u32_t data,
u8_t type, const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr);
static void icmp6_send_response_with_addrs_and_netif(struct pbuf *p, u8_t code, u32_t data,
u8_t type, const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr, struct netif *netif);
/**
* Process an input ICMPv6 message. Called by ip6_input.
*
* Will generate a reply for echo requests. Other messages are forwarded
* to nd6_input, or mld6_input.
*
* @param p the mld packet, p->payload pointing to the icmpv6 header
* @param inp the netif on which this packet was received
*/
void
icmp6_input(struct pbuf *p, struct netif *inp)
{
struct icmp6_hdr *icmp6hdr;
struct pbuf *r;
const ip6_addr_t *reply_src;
ICMP6_STATS_INC(icmp6.recv);
/* Check that ICMPv6 header fits in payload */
if (p->len < sizeof(struct icmp6_hdr)) {
/* drop short packets */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.lenerr);
ICMP6_STATS_INC(icmp6.drop);
return;
}
icmp6hdr = (struct icmp6_hdr *)p->payload;
#if CHECKSUM_CHECK_ICMP6
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_CHECK_ICMP6) {
if (ip6_chksum_pseudo(p, IP6_NEXTH_ICMP6, p->tot_len, ip6_current_src_addr(),
ip6_current_dest_addr()) != 0) {
/* Checksum failed */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.chkerr);
ICMP6_STATS_INC(icmp6.drop);
return;
}
}
#endif /* CHECKSUM_CHECK_ICMP6 */
switch (icmp6hdr->type) {
case ICMP6_TYPE_NA: /* Neighbor advertisement */
case ICMP6_TYPE_NS: /* Neighbor solicitation */
case ICMP6_TYPE_RA: /* Router advertisement */
case ICMP6_TYPE_RD: /* Redirect */
case ICMP6_TYPE_PTB: /* Packet too big */
nd6_input(p, inp);
return;
case ICMP6_TYPE_RS:
#if LWIP_IPV6_FORWARD
/* @todo implement router functionality */
#endif
break;
#if LWIP_IPV6_MLD
case ICMP6_TYPE_MLQ:
case ICMP6_TYPE_MLR:
case ICMP6_TYPE_MLD:
mld6_input(p, inp);
return;
#endif
case ICMP6_TYPE_EREQ:
#if !LWIP_MULTICAST_PING
/* multicast destination address? */
if (ip6_addr_ismulticast(ip6_current_dest_addr())) {
/* drop */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.drop);
return;
}
#endif /* LWIP_MULTICAST_PING */
/* Allocate reply. */
r = pbuf_alloc(PBUF_IP, p->tot_len, PBUF_RAM);
if (r == NULL) {
/* drop */
pbuf_free(p);
ICMP6_STATS_INC(icmp6.memerr);
return;
}
/* Copy echo request. */
if (pbuf_copy(r, p) != ERR_OK) {
/* drop */
pbuf_free(p);
pbuf_free(r);
ICMP6_STATS_INC(icmp6.err);
return;
}
/* Determine reply source IPv6 address. */
#if LWIP_MULTICAST_PING
if (ip6_addr_ismulticast(ip6_current_dest_addr())) {
reply_src = ip_2_ip6(ip6_select_source_address(inp, ip6_current_src_addr()));
if (reply_src == NULL) {
/* drop */
pbuf_free(p);
pbuf_free(r);
ICMP6_STATS_INC(icmp6.rterr);
return;
}
}
else
#endif /* LWIP_MULTICAST_PING */
{
reply_src = ip6_current_dest_addr();
}
/* Set fields in reply. */
((struct icmp6_echo_hdr *)(r->payload))->type = ICMP6_TYPE_EREP;
((struct icmp6_echo_hdr *)(r->payload))->chksum = 0;
#if CHECKSUM_GEN_ICMP6
IF__NETIF_CHECKSUM_ENABLED(inp, NETIF_CHECKSUM_GEN_ICMP6) {
((struct icmp6_echo_hdr *)(r->payload))->chksum = ip6_chksum_pseudo(r,
IP6_NEXTH_ICMP6, r->tot_len, reply_src, ip6_current_src_addr());
}
#endif /* CHECKSUM_GEN_ICMP6 */
/* Send reply. */
ICMP6_STATS_INC(icmp6.xmit);
ip6_output_if(r, reply_src, ip6_current_src_addr(),
LWIP_ICMP6_HL, 0, IP6_NEXTH_ICMP6, inp);
pbuf_free(r);
break;
default:
ICMP6_STATS_INC(icmp6.proterr);
ICMP6_STATS_INC(icmp6.drop);
break;
}
pbuf_free(p);
}
/**
* Send an icmpv6 'destination unreachable' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'unreachable' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the unreachable type
*/
void
icmp6_dest_unreach(struct pbuf *p, enum icmp6_dur_code c)
{
icmp6_send_response(p, c, 0, ICMP6_TYPE_DUR);
}
/**
* Send an icmpv6 'packet too big' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'packet too big' should be sent,
* p->payload pointing to the IPv6 header
* @param mtu the maximum mtu that we can accept
*/
void
icmp6_packet_too_big(struct pbuf *p, u32_t mtu)
{
icmp6_send_response(p, 0, mtu, ICMP6_TYPE_PTB);
}
/**
* Send an icmpv6 'time exceeded' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the time exceeded type
*/
void
icmp6_time_exceeded(struct pbuf *p, enum icmp6_te_code c)
{
icmp6_send_response(p, c, 0, ICMP6_TYPE_TE);
}
/**
* Send an icmpv6 'time exceeded' packet, with explicit source and destination
* addresses.
*
* This function may be used to send a response sometime after receiving the
* packet for which this response is meant. The provided source and destination
* addresses are used primarily to retain their zone information.
*
* @param p the input packet for which the 'time exceeded' should be sent,
* p->payload pointing to the IPv6 header
* @param c ICMPv6 code for the time exceeded type
* @param src_addr source address of the original packet, with zone information
* @param dest_addr destination address of the original packet, with zone
* information
*/
void
icmp6_time_exceeded_with_addrs(struct pbuf *p, enum icmp6_te_code c,
const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr)
{
icmp6_send_response_with_addrs(p, c, 0, ICMP6_TYPE_TE, src_addr, dest_addr);
}
/**
* Send an icmpv6 'parameter problem' packet.
*
* This function must be used only in direct response to a packet that is being
* received right now. Otherwise, address zones would be lost and the calculated
* offset would be wrong (calculated against ip6_current_header()).
*
* @param p the input packet for which the 'param problem' should be sent,
* p->payload pointing to the IP header
* @param c ICMPv6 code for the param problem type
* @param pointer the pointer to the byte where the parameter is found
*/
void
icmp6_param_problem(struct pbuf *p, enum icmp6_pp_code c, const void *pointer)
{
u32_t pointer_u32 = (u32_t)((const u8_t *)pointer - (const u8_t *)ip6_current_header());
icmp6_send_response(p, c, pointer_u32, ICMP6_TYPE_PP);
}
/**
* Send an ICMPv6 packet in response to an incoming packet.
* The packet is sent *to* ip_current_src_addr() on ip_current_netif().
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
*/
static void
icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type)
{
const struct ip6_addr *reply_src, *reply_dest;
struct netif *netif = ip_current_netif();
LWIP_ASSERT("icmpv6 packet not a direct response", netif != NULL);
reply_dest = ip6_current_src_addr();
/* Select an address to use as source. */
reply_src = ip_2_ip6(ip6_select_source_address(netif, reply_dest));
if (reply_src == NULL) {
ICMP6_STATS_INC(icmp6.rterr);
return;
}
icmp6_send_response_with_addrs_and_netif(p, code, data, type, reply_src, reply_dest, netif);
}
/**
* Send an ICMPv6 packet in response to an incoming packet.
*
* Call this function if the packet is NOT sent as a direct response to an
* incoming packet, but rather sometime later (e.g. for a fragment reassembly
* timeout). The caller must provide the zoned source and destination addresses
* from the original packet with the src_addr and dest_addr parameters. The
* reason for this approach is that while the addresses themselves are part of
* the original packet, their zone information is not, thus possibly resulting
* in a link-local response being sent over the wrong link.
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
* @param src_addr original source address
* @param dest_addr original destination address
*/
static void
icmp6_send_response_with_addrs(struct pbuf *p, u8_t code, u32_t data, u8_t type,
const ip6_addr_t *src_addr, const ip6_addr_t *dest_addr)
{
const struct ip6_addr *reply_src, *reply_dest;
struct netif *netif;
/* Get the destination address and netif for this ICMP message. */
LWIP_ASSERT("must provide both source and destination", src_addr != NULL);
LWIP_ASSERT("must provide both source and destination", dest_addr != NULL);
/* Special case, as ip6_current_xxx is either NULL, or points
to a different packet than the one that expired. */
IP6_ADDR_ZONECHECK(src_addr);
IP6_ADDR_ZONECHECK(dest_addr);
/* Swap source and destination for the reply. */
reply_dest = src_addr;
reply_src = dest_addr;
netif = ip6_route(reply_src, reply_dest);
if (netif == NULL) {
ICMP6_STATS_INC(icmp6.rterr);
return;
}
icmp6_send_response_with_addrs_and_netif(p, code, data, type, reply_src,
reply_dest, netif);
}
/**
* Send an ICMPv6 packet (with srd/dst address and netif given).
*
* @param p the input packet for which the response should be sent,
* p->payload pointing to the IPv6 header
* @param code Code of the ICMPv6 header
* @param data Additional 32-bit parameter in the ICMPv6 header
* @param type Type of the ICMPv6 header
* @param reply_src source address of the packet to send
* @param reply_dest destination address of the packet to send
* @param netif netif to send the packet
*/
static void
icmp6_send_response_with_addrs_and_netif(struct pbuf *p, u8_t code, u32_t data, u8_t type,
const ip6_addr_t *reply_src, const ip6_addr_t *reply_dest, struct netif *netif)
{
struct pbuf *q;
struct icmp6_hdr *icmp6hdr;
/* ICMPv6 header + IPv6 header + data */
q = pbuf_alloc(PBUF_IP, sizeof(struct icmp6_hdr) + IP6_HLEN + LWIP_ICMP6_DATASIZE,
PBUF_RAM);
if (q == NULL) {
LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded: failed to allocate pbuf for ICMPv6 packet.\n"));
ICMP6_STATS_INC(icmp6.memerr);
return;
}
LWIP_ASSERT("check that first pbuf can hold icmp 6message",
(q->len >= (sizeof(struct icmp6_hdr) + IP6_HLEN + LWIP_ICMP6_DATASIZE)));
icmp6hdr = (struct icmp6_hdr *)q->payload;
icmp6hdr->type = type;
icmp6hdr->code = code;
icmp6hdr->data = lwip_htonl(data);
/* copy fields from original packet */
SMEMCPY((u8_t *)q->payload + sizeof(struct icmp6_hdr), (u8_t *)p->payload,
IP6_HLEN + LWIP_ICMP6_DATASIZE);
/* calculate checksum */
icmp6hdr->chksum = 0;
#if CHECKSUM_GEN_ICMP6
IF__NETIF_CHECKSUM_ENABLED(netif, NETIF_CHECKSUM_GEN_ICMP6) {
icmp6hdr->chksum = ip6_chksum_pseudo(q, IP6_NEXTH_ICMP6, q->tot_len,
reply_src, reply_dest);
}
#endif /* CHECKSUM_GEN_ICMP6 */
ICMP6_STATS_INC(icmp6.xmit);
ip6_output_if(q, reply_src, reply_dest, LWIP_ICMP6_HL, 0, IP6_NEXTH_ICMP6, netif);
pbuf_free(q);
}
#endif /* LWIP_ICMP6 && LWIP_IPV6 */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv6/inet6.c
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@ -1,53 +1,53 @@
/**
* @file
*
* INET v6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
#include "lwip/def.h"
#include "lwip/inet.h"
/** This variable is initialized by the system to contain the wildcard IPv6 address.
*/
const struct in6_addr in6addr_any = IN6ADDR_ANY_INIT;
#endif /* LWIP_IPV6 */
/**
* @file
*
* INET v6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 && LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
#include "lwip/def.h"
#include "lwip/inet.h"
/** This variable is initialized by the system to contain the wildcard IPv6 address.
*/
const struct in6_addr in6addr_any = IN6ADDR_ANY_INIT;
#endif /* LWIP_IPV6 */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv6/ip6.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv6/ip6_addr.c
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@ -1,343 +1,343 @@
/**
* @file
*
* IPv6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
* Functions for handling IPv6 addresses.
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/ip_addr.h"
#include "lwip/def.h"
#include <string.h>
#if LWIP_IPV4
#include "lwip/ip4_addr.h" /* for ip6addr_aton to handle IPv4-mapped addresses */
#endif /* LWIP_IPV4 */
/* used by IP6_ADDR_ANY(6) in ip6_addr.h */
const ip_addr_t ip6_addr_any = IPADDR6_INIT(0ul, 0ul, 0ul, 0ul);
#define lwip_xchar(i) ((char)((i) < 10 ? '0' + (i) : 'A' + (i) - 10))
/**
* Check whether "cp" is a valid ascii representation
* of an IPv6 address and convert to a binary address.
* Returns 1 if the address is valid, 0 if not.
*
* @param cp IPv6 address in ascii representation (e.g. "FF01::1")
* @param addr pointer to which to save the ip address in network order
* @return 1 if cp could be converted to addr, 0 on failure
*/
int
ip6addr_aton(const char *cp, ip6_addr_t *addr)
{
u32_t addr_index, zero_blocks, current_block_index, current_block_value;
const char *s;
#if LWIP_IPV4
int check_ipv4_mapped = 0;
#endif /* LWIP_IPV4 */
/* Count the number of colons, to count the number of blocks in a "::" sequence
zero_blocks may be 1 even if there are no :: sequences */
zero_blocks = 8;
for (s = cp; *s != 0; s++) {
if (*s == ':') {
zero_blocks--;
#if LWIP_IPV4
} else if (*s == '.') {
if ((zero_blocks == 5) ||(zero_blocks == 2)) {
check_ipv4_mapped = 1;
/* last block could be the start of an IPv4 address */
zero_blocks--;
} else {
/* invalid format */
return 0;
}
break;
#endif /* LWIP_IPV4 */
} else if (!lwip_isxdigit(*s)) {
break;
}
}
/* parse each block */
addr_index = 0;
current_block_index = 0;
current_block_value = 0;
for (s = cp; *s != 0; s++) {
if (*s == ':') {
if (addr) {
if (current_block_index & 0x1) {
addr->addr[addr_index++] |= current_block_value;
}
else {
addr->addr[addr_index] = current_block_value << 16;
}
}
current_block_index++;
#if LWIP_IPV4
if (check_ipv4_mapped) {
if (current_block_index == 6) {
ip4_addr_t ip4;
int ret = ip4addr_aton(s + 1, &ip4);
if (ret) {
if (addr) {
addr->addr[3] = lwip_htonl(ip4.addr);
current_block_index++;
goto fix_byte_order_and_return;
}
return 1;
}
}
}
#endif /* LWIP_IPV4 */
current_block_value = 0;
if (current_block_index > 7) {
/* address too long! */
return 0;
}
if (s[1] == ':') {
if (s[2] == ':') {
/* invalid format: three successive colons */
return 0;
}
s++;
/* "::" found, set zeros */
while (zero_blocks > 0) {
zero_blocks--;
if (current_block_index & 0x1) {
addr_index++;
} else {
if (addr) {
addr->addr[addr_index] = 0;
}
}
current_block_index++;
if (current_block_index > 7) {
/* address too long! */
return 0;
}
}
}
} else if (lwip_isxdigit(*s)) {
/* add current digit */
current_block_value = (current_block_value << 4) +
(lwip_isdigit(*s) ? (u32_t)(*s - '0') :
(u32_t)(10 + (lwip_islower(*s) ? *s - 'a' : *s - 'A')));
} else {
/* unexpected digit, space? CRLF? */
break;
}
}
if (addr) {
if (current_block_index & 0x1) {
addr->addr[addr_index++] |= current_block_value;
}
else {
addr->addr[addr_index] = current_block_value << 16;
}
#if LWIP_IPV4
fix_byte_order_and_return:
#endif
/* convert to network byte order. */
for (addr_index = 0; addr_index < 4; addr_index++) {
addr->addr[addr_index] = lwip_htonl(addr->addr[addr_index]);
}
ip6_addr_clear_zone(addr);
}
if (current_block_index != 7) {
return 0;
}
return 1;
}
/**
* Convert numeric IPv6 address into ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip6 address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *
ip6addr_ntoa(const ip6_addr_t *addr)
{
static char str[40];
return ip6addr_ntoa_r(addr, str, 40);
}
/**
* Same as ipaddr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip6 address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *
ip6addr_ntoa_r(const ip6_addr_t *addr, char *buf, int buflen)
{
u32_t current_block_index, current_block_value, next_block_value;
s32_t i;
u8_t zero_flag, empty_block_flag;
#if LWIP_IPV4
if (ip6_addr_isipv4mappedipv6(addr)) {
/* This is an IPv4 mapped address */
ip4_addr_t addr4;
char *ret;
#define IP4MAPPED_HEADER "::FFFF:"
char *buf_ip4 = buf + sizeof(IP4MAPPED_HEADER) - 1;
int buflen_ip4 = buflen - sizeof(IP4MAPPED_HEADER) + 1;
if (buflen < (int)sizeof(IP4MAPPED_HEADER)) {
return NULL;
}
memcpy(buf, IP4MAPPED_HEADER, sizeof(IP4MAPPED_HEADER));
addr4.addr = addr->addr[3];
ret = ip4addr_ntoa_r(&addr4, buf_ip4, buflen_ip4);
if (ret != buf_ip4) {
return NULL;
}
return buf;
}
#endif /* LWIP_IPV4 */
i = 0;
empty_block_flag = 0; /* used to indicate a zero chain for "::' */
for (current_block_index = 0; current_block_index < 8; current_block_index++) {
/* get the current 16-bit block */
current_block_value = lwip_htonl(addr->addr[current_block_index >> 1]);
if ((current_block_index & 0x1) == 0) {
current_block_value = current_block_value >> 16;
}
current_block_value &= 0xffff;
/* Check for empty block. */
if (current_block_value == 0) {
if (current_block_index == 7 && empty_block_flag == 1) {
/* special case, we must render a ':' for the last block. */
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
break;
}
if (empty_block_flag == 0) {
/* generate empty block "::", but only if more than one contiguous zero block,
* according to current formatting suggestions RFC 5952. */
next_block_value = lwip_htonl(addr->addr[(current_block_index + 1) >> 1]);
if ((current_block_index & 0x1) == 0x01) {
next_block_value = next_block_value >> 16;
}
next_block_value &= 0xffff;
if (next_block_value == 0) {
empty_block_flag = 1;
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
continue; /* move on to next block. */
}
} else if (empty_block_flag == 1) {
/* move on to next block. */
continue;
}
} else if (empty_block_flag == 1) {
/* Set this flag value so we don't produce multiple empty blocks. */
empty_block_flag = 2;
}
if (current_block_index > 0) {
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
}
if ((current_block_value & 0xf000) == 0) {
zero_flag = 1;
} else {
buf[i++] = lwip_xchar(((current_block_value & 0xf000) >> 12));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
if (((current_block_value & 0xf00) == 0) && (zero_flag)) {
/* do nothing */
} else {
buf[i++] = lwip_xchar(((current_block_value & 0xf00) >> 8));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
if (((current_block_value & 0xf0) == 0) && (zero_flag)) {
/* do nothing */
}
else {
buf[i++] = lwip_xchar(((current_block_value & 0xf0) >> 4));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
buf[i++] = lwip_xchar((current_block_value & 0xf));
if (i >= buflen) {
return NULL;
}
}
buf[i] = 0;
return buf;
}
#endif /* LWIP_IPV6 */
/**
* @file
*
* IPv6 addresses.
*/
/*
* Copyright (c) 2010 Inico Technologies Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
* Author: Ivan Delamer <delamer@inicotech.com>
*
* Functions for handling IPv6 addresses.
*
* Please coordinate changes and requests with Ivan Delamer
* <delamer@inicotech.com>
*/
#include "lwip/opt.h"
#if LWIP_IPV6 /* don't build if not configured for use in lwipopts.h */
#include "lwip/ip_addr.h"
#include "lwip/def.h"
#include <string.h>
#if LWIP_IPV4
#include "lwip/ip4_addr.h" /* for ip6addr_aton to handle IPv4-mapped addresses */
#endif /* LWIP_IPV4 */
/* used by IP6_ADDR_ANY(6) in ip6_addr.h */
const ip_addr_t ip6_addr_any = IPADDR6_INIT(0ul, 0ul, 0ul, 0ul);
#define lwip_xchar(i) ((char)((i) < 10 ? '0' + (i) : 'A' + (i) - 10))
/**
* Check whether "cp" is a valid ascii representation
* of an IPv6 address and convert to a binary address.
* Returns 1 if the address is valid, 0 if not.
*
* @param cp IPv6 address in ascii representation (e.g. "FF01::1")
* @param addr pointer to which to save the ip address in network order
* @return 1 if cp could be converted to addr, 0 on failure
*/
int
ip6addr_aton(const char *cp, ip6_addr_t *addr)
{
u32_t addr_index, zero_blocks, current_block_index, current_block_value;
const char *s;
#if LWIP_IPV4
int check_ipv4_mapped = 0;
#endif /* LWIP_IPV4 */
/* Count the number of colons, to count the number of blocks in a "::" sequence
zero_blocks may be 1 even if there are no :: sequences */
zero_blocks = 8;
for (s = cp; *s != 0; s++) {
if (*s == ':') {
zero_blocks--;
#if LWIP_IPV4
} else if (*s == '.') {
if ((zero_blocks == 5) ||(zero_blocks == 2)) {
check_ipv4_mapped = 1;
/* last block could be the start of an IPv4 address */
zero_blocks--;
} else {
/* invalid format */
return 0;
}
break;
#endif /* LWIP_IPV4 */
} else if (!lwip_isxdigit(*s)) {
break;
}
}
/* parse each block */
addr_index = 0;
current_block_index = 0;
current_block_value = 0;
for (s = cp; *s != 0; s++) {
if (*s == ':') {
if (addr) {
if (current_block_index & 0x1) {
addr->addr[addr_index++] |= current_block_value;
}
else {
addr->addr[addr_index] = current_block_value << 16;
}
}
current_block_index++;
#if LWIP_IPV4
if (check_ipv4_mapped) {
if (current_block_index == 6) {
ip4_addr_t ip4;
int ret = ip4addr_aton(s + 1, &ip4);
if (ret) {
if (addr) {
addr->addr[3] = lwip_htonl(ip4.addr);
current_block_index++;
goto fix_byte_order_and_return;
}
return 1;
}
}
}
#endif /* LWIP_IPV4 */
current_block_value = 0;
if (current_block_index > 7) {
/* address too long! */
return 0;
}
if (s[1] == ':') {
if (s[2] == ':') {
/* invalid format: three successive colons */
return 0;
}
s++;
/* "::" found, set zeros */
while (zero_blocks > 0) {
zero_blocks--;
if (current_block_index & 0x1) {
addr_index++;
} else {
if (addr) {
addr->addr[addr_index] = 0;
}
}
current_block_index++;
if (current_block_index > 7) {
/* address too long! */
return 0;
}
}
}
} else if (lwip_isxdigit(*s)) {
/* add current digit */
current_block_value = (current_block_value << 4) +
(lwip_isdigit(*s) ? (u32_t)(*s - '0') :
(u32_t)(10 + (lwip_islower(*s) ? *s - 'a' : *s - 'A')));
} else {
/* unexpected digit, space? CRLF? */
break;
}
}
if (addr) {
if (current_block_index & 0x1) {
addr->addr[addr_index++] |= current_block_value;
}
else {
addr->addr[addr_index] = current_block_value << 16;
}
#if LWIP_IPV4
fix_byte_order_and_return:
#endif
/* convert to network byte order. */
for (addr_index = 0; addr_index < 4; addr_index++) {
addr->addr[addr_index] = lwip_htonl(addr->addr[addr_index]);
}
ip6_addr_clear_zone(addr);
}
if (current_block_index != 7) {
return 0;
}
return 1;
}
/**
* Convert numeric IPv6 address into ASCII representation.
* returns ptr to static buffer; not reentrant!
*
* @param addr ip6 address in network order to convert
* @return pointer to a global static (!) buffer that holds the ASCII
* representation of addr
*/
char *
ip6addr_ntoa(const ip6_addr_t *addr)
{
static char str[40];
return ip6addr_ntoa_r(addr, str, 40);
}
/**
* Same as ipaddr_ntoa, but reentrant since a user-supplied buffer is used.
*
* @param addr ip6 address in network order to convert
* @param buf target buffer where the string is stored
* @param buflen length of buf
* @return either pointer to buf which now holds the ASCII
* representation of addr or NULL if buf was too small
*/
char *
ip6addr_ntoa_r(const ip6_addr_t *addr, char *buf, int buflen)
{
u32_t current_block_index, current_block_value, next_block_value;
s32_t i;
u8_t zero_flag, empty_block_flag;
#if LWIP_IPV4
if (ip6_addr_isipv4mappedipv6(addr)) {
/* This is an IPv4 mapped address */
ip4_addr_t addr4;
char *ret;
#define IP4MAPPED_HEADER "::FFFF:"
char *buf_ip4 = buf + sizeof(IP4MAPPED_HEADER) - 1;
int buflen_ip4 = buflen - sizeof(IP4MAPPED_HEADER) + 1;
if (buflen < (int)sizeof(IP4MAPPED_HEADER)) {
return NULL;
}
memcpy(buf, IP4MAPPED_HEADER, sizeof(IP4MAPPED_HEADER));
addr4.addr = addr->addr[3];
ret = ip4addr_ntoa_r(&addr4, buf_ip4, buflen_ip4);
if (ret != buf_ip4) {
return NULL;
}
return buf;
}
#endif /* LWIP_IPV4 */
i = 0;
empty_block_flag = 0; /* used to indicate a zero chain for "::' */
for (current_block_index = 0; current_block_index < 8; current_block_index++) {
/* get the current 16-bit block */
current_block_value = lwip_htonl(addr->addr[current_block_index >> 1]);
if ((current_block_index & 0x1) == 0) {
current_block_value = current_block_value >> 16;
}
current_block_value &= 0xffff;
/* Check for empty block. */
if (current_block_value == 0) {
if (current_block_index == 7 && empty_block_flag == 1) {
/* special case, we must render a ':' for the last block. */
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
break;
}
if (empty_block_flag == 0) {
/* generate empty block "::", but only if more than one contiguous zero block,
* according to current formatting suggestions RFC 5952. */
next_block_value = lwip_htonl(addr->addr[(current_block_index + 1) >> 1]);
if ((current_block_index & 0x1) == 0x01) {
next_block_value = next_block_value >> 16;
}
next_block_value &= 0xffff;
if (next_block_value == 0) {
empty_block_flag = 1;
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
continue; /* move on to next block. */
}
} else if (empty_block_flag == 1) {
/* move on to next block. */
continue;
}
} else if (empty_block_flag == 1) {
/* Set this flag value so we don't produce multiple empty blocks. */
empty_block_flag = 2;
}
if (current_block_index > 0) {
buf[i++] = ':';
if (i >= buflen) {
return NULL;
}
}
if ((current_block_value & 0xf000) == 0) {
zero_flag = 1;
} else {
buf[i++] = lwip_xchar(((current_block_value & 0xf000) >> 12));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
if (((current_block_value & 0xf00) == 0) && (zero_flag)) {
/* do nothing */
} else {
buf[i++] = lwip_xchar(((current_block_value & 0xf00) >> 8));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
if (((current_block_value & 0xf0) == 0) && (zero_flag)) {
/* do nothing */
}
else {
buf[i++] = lwip_xchar(((current_block_value & 0xf0) >> 4));
zero_flag = 0;
if (i >= buflen) {
return NULL;
}
}
buf[i++] = lwip_xchar((current_block_value & 0xf));
if (i >= buflen) {
return NULL;
}
}
buf[i] = 0;
return buf;
}
#endif /* LWIP_IPV6 */

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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/ipv6/ip6_frag.c
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Ubiquitous/XiUOS/resources/ethernet/LwIP/core/mem.c
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