23/07/27 1.Add netdev module and for edu-arm32, fit Lwip to it; 2.Fit Webnet to edu-arm32;
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涂煜洋
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#ifndef __NETDEV_H__
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#define __NETDEV_H__
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#include <netdev_ipaddr.h>
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#include <stdbool.h>
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#include <xs_klist.h>
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#include <xsconfig.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define NETDEV_DEBUG true
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#define NETDEV_DEBUG_PRINT_IP_INFO(ip, netmask, gw) \
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("[%s %d]ip: %u.%u.%u.%u, netmask: %u.%u.%u.%u, gw: %u.%u.%u.%u\n", \
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__func__, __LINE__, \
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((u8_t*)&ip)[0], ((u8_t*)&ip)[1], ((u8_t*)&ip)[2], ((u8_t*)&ip)[3], \
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((u8_t*)&netmask)[0], ((u8_t*)&netmask)[1], ((u8_t*)&netmask)[2], ((u8_t*)&netmask)[3], \
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((u8_t*)&gw)[0], ((u8_t*)&gw)[1], ((u8_t*)&gw)[2], ((u8_t*)&gw)[3])
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/* the maximum of all used hardware address lengths */
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#ifndef NETDEV_HWADDR_MAX_LEN
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#define NETDEV_HWADDR_MAX_LEN 8U
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#endif
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/* the maximum of dns server number supported */
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#ifndef NETDEV_DNS_SERVERS_NUM
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#define NETDEV_DNS_SERVERS_NUM 2U
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#endif
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/* whether the network interface device is 'up' (set by the network interface driver or application) */
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#define NETDEV_FLAG_UP 0x01U
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/* if set, the network interface device has broadcast capability, only supported in the 'lwIP' stack */
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#define NETDEV_FLAG_BROADCAST 0x02U
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/* if set, the network interface device has an active link (set by the network interface driver) */
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#define NETDEV_FLAG_LINK_UP 0x04U
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/* if set, the network interface device is an ethernet device using ARP, only supported in the 'lwIP' stack */
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#define NETDEV_FLAG_ETHARP 0x08U
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/* if set, the network interface device is an ethernet device, only supported in the 'lwIP' stack */
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#define NETDEV_FLAG_ETHERNET 0x10U
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/* if set, the network interface device has IGMP capability, only supported in the 'lwIP' stack */
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#define NETDEV_FLAG_IGMP 0x20U
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/* if set, the network interface device has MLD6 capability, only supported in the 'lwIP' stack */
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#define NETDEV_FLAG_MLD6 0x40U
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/* if set, the network interface device connected to internet successfully (set by the network interface driver) */
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#define NETDEV_FLAG_INTERNET_UP 0x80U
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/* if set, the network interface device has DHCP capability (set by the network interface device driver or application) */
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#define NETDEV_FLAG_DHCP 0x100U
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enum netdev_cb_type {
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NETDEV_CB_ADDR_IP, /* IP address */
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NETDEV_CB_ADDR_NETMASK, /* subnet mask */
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NETDEV_CB_ADDR_GATEWAY, /* netmask */
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NETDEV_CB_ADDR_DNS_SERVER, /* dns server */
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NETDEV_CB_STATUS_UP, /* changed to 'up' */
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NETDEV_CB_STATUS_DOWN, /* changed to 'down' */
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NETDEV_CB_STATUS_LINK_UP, /* changed to 'link up' */
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NETDEV_CB_STATUS_LINK_DOWN, /* changed to 'link down' */
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NETDEV_CB_STATUS_INTERNET_UP, /* changed to 'internet up' */
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NETDEV_CB_STATUS_INTERNET_DOWN, /* changed to 'internet down' */
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NETDEV_CB_STATUS_DHCP_ENABLE, /* enable DHCP capability */
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NETDEV_CB_STATUS_DHCP_DISABLE, /* disable DHCP capability */
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NETDEV_CB_REGISTER, /* netdev register */
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NETDEV_CB_DEFAULT_CHANGE, /* netdev default change */
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};
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struct netdev;
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typedef void (*netdev_callback_fn)(struct netdev* netdev, enum netdev_cb_type type);
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struct netdev_ops {
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/* set network interface device hardware status operations */
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int (*set_up)(struct netdev* netdev);
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int (*set_down)(struct netdev* netdev);
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/* set network interface device address information operations */
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int (*set_addr_info)(struct netdev* netdev, ip_addr_t* ip_addr, ip_addr_t* netmask, ip_addr_t* gw);
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int (*set_dns_server)(struct netdev* netdev, uint8_t dns_num, ip_addr_t* dns_server);
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int (*set_dhcp)(struct netdev* netdev, bool is_enabled);
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#ifdef RT_USING_FINSH
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/* set network interface device common network interface device operations */
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int (*ping)(struct netdev* netdev, const char* host, size_t data_len, uint32_t timeout, struct netdev_ping_resp* ping_resp);
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void (*netstat)(struct netdev* netdev);
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#endif
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/* set default network interface device in current network stack*/
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int (*set_default)(struct netdev* netdev);
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};
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/* network interface device object */
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struct netdev {
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SysSingleLinklistType list;
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char name[NAME_NUM_MAX]; /* network interface device name */
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ip_addr_t ip_addr; /* IP address */
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ip_addr_t netmask; /* subnet mask */
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ip_addr_t gw; /* gateway */
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#if NETDEV_IPV6
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ip_addr_t ip6_addr[NETDEV_IPV6_NUM_ADDRESSES]; /* array of IPv6 addresses */
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#endif /* NETDEV_IPV6 */
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ip_addr_t dns_servers[NETDEV_DNS_SERVERS_NUM]; /* DNS server */
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uint8_t hwaddr_len; /* hardware address length */
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uint8_t hwaddr[NETDEV_HWADDR_MAX_LEN]; /* hardware address */
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uint16_t flags; /* network interface device status flag */
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uint16_t mtu; /* maximum transfer unit (in bytes) */
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const struct netdev_ops* ops; /* network interface device operations */
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netdev_callback_fn status_callback; /* network interface device flags change callback */
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netdev_callback_fn addr_callback; /* network interface device address information change callback */
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#ifdef RT_USING_SAL
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void* sal_user_data; /* user-specific data for SAL */
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#endif /* RT_USING_SAL */
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void* user_data; /* user-specific data */
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};
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// netdev global list
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#define NETDEV_LISTHEAD (*get_netdev_listhead())
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#define NETDEV_DEFAULT (*get_default_netdev())
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extern struct netdev** get_netdev_listhead();
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extern struct netdev** get_default_netdev();
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// netdev register functions: netdev_register.c
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int netdev_register(struct netdev* netdev, const char* name, void* user_data);
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int netdev_unregister(struct netdev* netdev);
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void netdev_set_default(struct netdev* netdev);
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void netdev_set_register_callback(netdev_callback_fn status_callback);
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void netdev_set_default_change_callback(netdev_callback_fn default_change_cb);
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// netdev manipulate functions: netdev_manipulate.c
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struct netdev* netdev_get_first_by_flags(uint16_t flags);
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struct netdev* netdev_get_by_ipaddr(ip_addr_t* ip_addr);
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struct netdev* netdev_get_by_name(const char* name);
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int netdev_set_ipaddr(struct netdev* netdev, const ip_addr_t* ipaddr);
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int netdev_set_netmask(struct netdev* netdev, const ip_addr_t* netmask);
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int netdev_set_gw(struct netdev* netdev, const ip_addr_t* gw);
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int netdev_set_dns_server(struct netdev* netdev, uint8_t dns_num, const ip_addr_t* dns_server);
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void netdev_set_status_callback(struct netdev* netdev, netdev_callback_fn status_callback);
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void netdev_set_addr_callback(struct netdev* netdev, netdev_callback_fn addr_callback);
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/* Set network interface device status */
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int netdev_set_up(struct netdev* netdev);
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int netdev_set_down(struct netdev* netdev);
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int netdev_dhcp_enabled(struct netdev* netdev, bool is_enabled);
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// low level functions which should only be called by net drivers
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void netdev_low_level_set_ipaddr(struct netdev* netdev, const ip_addr_t* ipaddr);
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void netdev_low_level_set_netmask(struct netdev* netdev, const ip_addr_t* netmask);
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void netdev_low_level_set_gw(struct netdev* netdev, const ip_addr_t* gw);
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void netdev_low_level_set_dns_server(struct netdev* netdev, uint8_t dns_num, const ip_addr_t* dns_server);
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void netdev_low_level_set_status(struct netdev* netdev, bool is_up);
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void netdev_low_level_set_link_status(struct netdev* netdev, bool is_up);
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void netdev_low_level_set_internet_status(struct netdev* netdev, bool is_up);
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void netdev_low_level_set_dhcp_status(struct netdev* netdev, bool is_enable);
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static inline bool netdev_is_dhcp_enabled(struct netdev* netdev)
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{
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return (netdev->flags & NETDEV_FLAG_DHCP) ? true : false;
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}
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static inline bool netdev_is_up(struct netdev* netdev)
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{
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return (netdev->flags & NETDEV_FLAG_UP) ? true : false;
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}
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static inline bool netdev_is_internet_up(struct netdev* netdev)
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{
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return (netdev->flags & NETDEV_FLAG_INTERNET_UP) ? true : false;
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}
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static inline bool netdev_is_link_up(struct netdev* netdev)
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{
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return (netdev->flags & NETDEV_FLAG_LINK_UP) ? true : false;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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@@ -0,0 +1,124 @@
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#ifndef LWIP_HDR_IP4_ADDR_H
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#ifndef __NETDEV_IPADDR_H__
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#define __NETDEV_IPADDR_H__
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#include <def.h>
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#include <stdbool.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Currently using netdev ipv4
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#define NETDEV_IPV4 1
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/* IP address types for use in ip_addr_t.type member */
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enum netdev_ip_addr_type {
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/** IPv4 */
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IPADDR_TYPE_V4 = 0U,
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/** IPv6 */
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IPADDR_TYPE_V6 = 6U,
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/** IPv4+IPv6 ("dual-stack") */
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IPADDR_TYPE_ANY = 46U
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};
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#if (NETDEV_IPV4 && NETDEV_IPV6) /* Both IPV4 and IPV6 */
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// Todo
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#elif NETDEV_IPV4 /* NETDEV_IPV4 */
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#define IP_SET_TYPE_VAL(ipaddr, iptype)
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#define IP_SET_TYPE(ipaddr, iptype)
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#define IP_GET_TYPE(ipaddr) IPADDR_TYPE_V4
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#define ip_addr_copy(dest, src) ip4_addr_copy(dest, src)
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#define ip_addr_cmp(addr1, addr2) ip4_addr_cmp(addr1, addr2)
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#define ip_addr_set(dest, src) ip4_addr_set(dest, src)
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#define ip_addr_set_zero(ipaddr) ip4_addr_set_zero(ipaddr)
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#define ip_addr_set_any(is_ipv6, ipaddr) ip4_addr_set_any(ipaddr)
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#define ip_addr_isany_val(ipaddr) ip4_addr_isany_val(ipaddr)
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#define ip_addr_isany(ipaddr) ip4_addr_isany(ipaddr)
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/* directly map this to the lwip internal functions */
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#define inet_addr(cp) netdev_ipaddr_addr(cp)
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#define inet_aton(cp, addr) netdev_ip4addr_aton(cp, (ip4_addr_t*)addr)
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#define inet_ntoa(addr) netdev_ip4addr_ntoa((const ip4_addr_t*)&(addr))
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#define inet_ntoa_r(addr, buf, buflen) netdev_ip4addr_ntoa_r((const ip4_addr_t*)&(addr), buf, buflen)
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#else /* NETDEV_IPV6 */
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// Todo
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#endif /* NTDEV_IPV4 && NTDEV_IPV6 */
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#ifdef NETDEV_IPV4
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/** IPv4 only: set the IP address given as an u32_t */
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#define ip4_addr_set_u32(dest_ipaddr, src_u32) ((dest_ipaddr)->addr = (src_u32))
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/** IPv4 only: get the IP address as an u32_t */
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#define ip4_addr_get_u32(src_ipaddr) ((src_ipaddr)->addr)
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/** 255.255.255.255 */
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#define IPADDR_NONE ((uint32_t)0xffffffffUL)
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/** 127.0.0.1 */
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#define IPADDR_LOOPBACK ((uint32_t)0x7f000001UL)
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/** 0.0.0.0 */
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#define IPADDR_ANY ((uint32_t)0x00000000UL)
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/** 255.255.255.255 */
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#define IPADDR_BROADCAST ((uint32_t)0xffffffffUL)
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#define IP4ADDR_STRLEN_MAX 16
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#if !defined(in_addr_t) && !defined(IN_ADDR_T_DEFINED)
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typedef uint32_t in_addr_t;
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#endif
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struct in_addr {
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in_addr_t s_addr;
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};
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typedef struct ip4_addr {
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uint32_t addr;
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} ip4_addr_t;
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typedef ip4_addr_t ip_addr_t;
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/** Copy IP address - faster than ip4_addr_set: no NULL check */
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static inline void ip4_addr_copy(ip4_addr_t dest_addr, const ip4_addr_t src_addr)
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{
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dest_addr.addr = src_addr.addr;
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}
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static inline bool ip4_addr_cmp(const ip4_addr_t* left_addr, const ip4_addr_t* right_addr)
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{
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return left_addr->addr == right_addr->addr;
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}
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/** Safely copy one IP address to another (src may be NULL) */
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static inline void ip4_addr_set(ip4_addr_t* dest_addr, const ip4_addr_t* src_addr)
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{
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dest_addr->addr = (src_addr == NULL) ? 0 : src_addr->addr;
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}
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/** Set complete address to zero */
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static inline void ip4_addr_set_zero(ip4_addr_t* ip4_addr)
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{
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ip4_addr->addr = 0;
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}
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/** Set address to IPADDR_ANY (no need for htonl()) */
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static inline void ip4_addr_set_any(ip4_addr_t* ipaddr)
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{
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ipaddr->addr = IPADDR_ANY;
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}
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static inline bool ip4_addr_isany_val(const ip4_addr_t ipaddr)
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{
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return ipaddr.addr == IPADDR_ANY;
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}
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static inline bool ip4_addr_isany(const ip4_addr_t* ipaddr)
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{
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return ipaddr == NULL || ip4_addr_isany_val(*ipaddr);
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif
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