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This commit is contained in:
huang
2023-07-17 14:23:08 +08:00
parent d33184cbd9
commit 5869154cca
4 changed files with 1 additions and 359 deletions
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APP_Framework/Applications/connection_app/mqtt_demo/Makefile
-1
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@@ -1,6 +1,5 @@
ifeq ($(CONFIG_ADD_XIZI_FETURES),y)
SRC_FILES += lwip_mqtt_demo.c
SRC_FILES += online_mqtt.c
include $(KERNEL_ROOT)/compiler.mk
endif
APP_Framework/Applications/connection_app/mqtt_demo/online_mqtt.c
-328
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@@ -1,328 +0,0 @@
#include <string.h>
#include <transform.h>
#include <stdbool.h>
/* lwip includes. */
#include "lwip/apps/mqtt.h"
#include "lwip/ip4_addr.h"
static mqtt_client_t *s__mqtt_client_instance = NULL; //mqtt连接句柄，这里一定要设置全局变量，防止 lwip 底层重复申请空间
//MQTT 数据结构体
struct mqtt_recv_buffer
{
char recv_buffer[1024]; //储存接收的buffer
uint16_t recv_len; //记录已接收多少个字节的数据，MQTT的数据分包来的
uint16_t recv_total; //MQTT接收数据的回调函数会有个总的大小
};
//结构体初始化
struct mqtt_recv_buffer s__mqtt_recv_buffer_g = {
.recv_len = 0,
.recv_total = 0,
};
/*!
* @brief MQTT 处理失败调用的函数
*
* @param [in1] : MQTT 连接句柄
* @param [in2] : MQTT 连接参数指针
*
* @retval: None
*/
void mqtt_error_process_callback(mqtt_client_t * client, void *arg)
{
}
/*!
* @brief mqtt 接收数据处理函数接口，需要在应用层进行处理
* 执行条件：mqtt连接成功
*
* @param [in1] : 用户提供的回调参数指针
* @param [in2] : 接收的数据指针
* @param [in3] : 接收数据长度
* @retval: 处理的结果
*/
int mqtt_rec_data_process(void* arg, char *rec_buf, uint64_t buf_len)
{
lw_print("recv_buffer = %s\n", rec_buf);
return 0;
}
/*!
* @brief MQTT 订阅的回调函数
* 执行条件：MQTT 连接成功
*
* @param [in] : 用户提供的回调参数指针
* @param [in] : MQTT 订阅结果
* @retval: None
*/
static void bsp_mqtt_request_cb(void *arg, err_t err)
{
if ( arg == NULL )
{
lw_print("bsp_mqtt_request_cb: input error@@\n");
return;
}
mqtt_client_t *client = (mqtt_client_t *)arg;
if ( err != ERR_OK )
{
lw_print("bsp_mqtt_request_cb: FAIL sub, sub again, err = %s\n", lwip_strerr(err));
//错误处理
mqtt_error_process_callback(client, arg);
}
else
{
lw_print("bsp_mqtt_request_cb: sub SUCCESS!\n");
}
}
/*!
* @brief mqtt 订阅
* 执行条件：连接成功
*
* @param [in1] : mqtt 连接句柄
* @param [in2] : mqtt 发送 topic 指针
* @param [in5] : qos
* @retval: 订阅状态
*/
static err_t bsp_mqtt_subscribe(mqtt_client_t* mqtt_client, char * sub_topic, uint8_t qos)
{
lw_print("bsp_mqtt_subscribe: Enter\n");
if( ( mqtt_client == NULL) || ( sub_topic == NULL) || ( qos > 2 ) )
{
lw_print("bsp_mqtt_subscribe: input error@@\n");
return ERR_VAL;
}
if ( mqtt_client_is_connected(mqtt_client) != true )
{
lw_print("bsp_mqtt_subscribe: mqtt is not connected, return ERR_CLSD.\n");
return ERR_CLSD;
}
err_t err;
err = mqtt_subscribe(mqtt_client, sub_topic, qos, bsp_mqtt_request_cb, (void *)mqtt_client); // subscribe and call back.
if (err != ERR_OK)
{
lw_print("bsp_mqtt_subscribe: mqtt_subscribe Fail, return:%s \n", lwip_strerr(err));
}
else
{
lw_print("bsp_mqtt_subscribe: mqtt_subscribe SUCCESS, reason: %s\n", lwip_strerr(err));
}
return err;
}
/*!
* @brief MQTT 连接成功的处理函数，需要的话在应用层定义
*
* @param [in1] : MQTT 连接句柄
* @param [in2] : MQTT 连接参数指针
*
* @retval: None
*/
void mqtt_conn_suc_proc(mqtt_client_t *client, void *arg)
{
char test_sub_topic[] = "/public/TEST/AidenHinGwenWong_sub";
bsp_mqtt_subscribe(client,test_sub_topic,0);
}
/*!
* @brief MQTT 接收到数据的回调函数
* 执行条件：MQTT 连接成功
*
* @param [in1] : 用户提供的回调参数指针
* @param [in2] : MQTT 收到的分包数据指针
* @param [in3] : MQTT 分包数据长度
* @param [in4] : MQTT 数据包的标志位
* @retval: None
*/
static void bsp_mqtt_incoming_data_cb(void *arg, const u8_t *data, u16_t len, u8_t flags)
{
if( (data == NULL) || (len == 0) )
{
lw_print("mqtt_client_incoming_data_cb: condition error @entry\n");
return;
}
if(s__mqtt_recv_buffer_g.recv_len + len < sizeof(s__mqtt_recv_buffer_g.recv_buffer))
{
//
snprintf(&s__mqtt_recv_buffer_g.recv_buffer[s__mqtt_recv_buffer_g.recv_len], len, "%s", data);
s__mqtt_recv_buffer_g.recv_len += len;
}
if ( (flags & MQTT_DATA_FLAG_LAST) == MQTT_DATA_FLAG_LAST )
{
//处理数据
mqtt_rec_data_process(arg , s__mqtt_recv_buffer_g.recv_buffer, s__mqtt_recv_buffer_g.recv_len);
//已接收字节计数归0
s__mqtt_recv_buffer_g.recv_len = 0;
//清空接收buffer
memset(s__mqtt_recv_buffer_g.recv_buffer, 0, sizeof(s__mqtt_recv_buffer_g.recv_buffer));
}
lw_print("mqtt_client_incoming_data_cb:reveiving incomming data.\n");
}
/*!
* @brief MQTT 接收到数据的回调函数
* 执行条件：MQTT 连接成功
*
* @param [in] : 用户提供的回调参数指针
* @param [in] : MQTT 收到数据的topic
* @param [in] : MQTT 收到数据的总长度
* @retval: None
*/
static void bsp_mqtt_incoming_publish_cb(void *arg, const char *topic, u32_t tot_len)
{
if( (topic == NULL) || (tot_len == 0) )
{
lw_print("bsp_mqtt_incoming_publish_cb: condition error @entry\n");
return;
}
lw_print("bsp_mqtt_incoming_publish_cb: topic = %s.\n",topic);
lw_print("bsp_mqtt_incoming_publish_cb: tot_len = %d.\n",tot_len);
s__mqtt_recv_buffer_g.recv_total = tot_len; //需要接收的总字节
s__mqtt_recv_buffer_g.recv_len = 0; //已接收字节计数归0
//清空接收buffer
memset(s__mqtt_recv_buffer_g.recv_buffer, 0, sizeof(s__mqtt_recv_buffer_g.recv_buffer));
}
/*!
* @brief MQTT 连接状态的回调函数
*
* @param [in] : MQTT 连接句柄
* @param [in] : 用户提供的回调参数指针
* @param [in] : MQTT 连接状态
* @retval: None
*/
static void bsp_mqtt_connection_cb(mqtt_client_t *client, void *arg, mqtt_connection_status_t status)
{
if( client == NULL )
{
lw_print("bsp_mqtt_connection_cb: condition error @entry\n");
return;
}
lw_print("status:%d",status);
if ( status == MQTT_CONNECT_ACCEPTED ) //Successfully connected
{
lw_print("bsp_mqtt_connection_cb: Successfully connected\n");
// 注册接收数据的回调函数
mqtt_set_inpub_callback(client, bsp_mqtt_incoming_publish_cb, bsp_mqtt_incoming_data_cb, arg);
//成功处理函数
mqtt_conn_suc_proc(client, arg);
}
else
{
lw_print("bsp_mqtt_connection_cb: Fail connected, status = %s\n", lwip_strerr(status) );
//错误处理
mqtt_error_process_callback(client, arg);
}
}
static err_t bsp_mqtt_connect(void)
{
lw_print("bsp_mqtt_connect: Enter!\n");
err_t ret;
struct mqtt_connect_client_info_t mqtt_connect_info = {
"Hc_MQTT_Test", /* 这里需要修改，以免在同一个服务器两个相同ID会发生冲突 */
NULL, /* MQTT 服务器用户名 */
NULL, /* MQTT 服务器密码 */
60, /* 与 MQTT 服务器保持连接时间，时间超过未发送数据会断开 */
"/public/TEST/AidenHinGwenWong_pub",/* MQTT遗嘱的消息发送topic */
"Offline_pls_check", /* MQTT遗嘱的消息，断开服务器的时候会发送 */
0, /* MQTT遗嘱的消息 Qos */
0 /* MQTT遗嘱的消息 Retain */
};
ip_addr_t server_ip;
ip4_addr_set_u32(&server_ip, ipaddr_addr("120.76.100.197")); //MQTT服务器IP
uint16_t server_port = 18830; //注意这里是 MQTT 的 TCP 连接方式的端口号！！！！
if (s__mqtt_client_instance == NULL)
{
// 句柄==NULL 才申请空间，否则无需重复申请
s__mqtt_client_instance = mqtt_client_new();
}
if (s__mqtt_client_instance == NULL)
{
//防止申请失败
lw_print("bsp_mqtt_connect: s__mqtt_client_instance malloc fail @@!!!\n");
return ERR_MEM;
}
//进行连接,注意：如果需要带入 arg ，arg必须是全局变量，局部变量指针会被回收，大坑！！！！！
ret = mqtt_client_connect(s__mqtt_client_instance, &server_ip, server_port, bsp_mqtt_connection_cb, NULL, &mqtt_connect_info);
/******************
小提示：连接错误不需要做任何操作，mqtt_client_connect 中注册的回调函数里面做判断并进行对应的操作
*****************/
lw_print("bsp_mqtt_connect: connect to mqtt %s\n", lwip_strerr(ret));
return ret;
}
/* ===========================================
初始化接口函数
============================================== */
/*!
* @brief 封装 MQTT 初始化接口
* 执行条件：无
*
* @retval: 无
*/
void MQTTOnline(void)
{
lw_print("Mqtt init...");
// 连接服务器
bsp_mqtt_connect();
// 发送消息到服务器
// char message_test[] = "Hello mqtt server";
// for(int i = 0; i < 10; i++)
// {
// bsp_mqtt_publish(s__mqtt_client_instance,"/public/TEST/AidenHinGwenWong_pub",message_test,sizeof(message_test),1,0);
// PrivTaskDelay(1000);
// }
}
PRIV_SHELL_CMD_FUNCTION(MQTTOnline, a tcp send sample, PRIV_SHELL_CMD_MAIN_ATTR);
APP_Framework/Applications/connection_app/mqtt_demo/online_mqtt.h
-29
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@@ -1,29 +0,0 @@
#ifndef __BSP_MQTT_H
#define __BSP_MQTT_H
/*-----------------------------------------------------------
* Includes files
*----------------------------------------------------------*/
/*-----------------------------------------------------------
* Exported constants
*----------------------------------------------------------*/
/*-----------------------------------------------------------
* Exported macro
*----------------------------------------------------------*/
/*-----------------------------------------------------------
* Exported function
*----------------------------------------------------------*/
/*!
* @brief 封装 MQTT 初始化接口
* 执行条件：无
*
* @retval: 无
*/
void bsp_mqtt_init(void);
#endif /* __BSP_WOLFSSL_H */
Ubiquitous/XiZi_IIoT/resources/ethernet/LwIP/apps/Makefile
+1 -1
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@@ -1,3 +1,3 @@
SRC_FILES += lwiperf/lwiperf.c http/http_client.c
SRC_FILES += mqtt/mqtt.c
include $(KERNEL_ROOT)/compiler.mk