add mqtt demo

2019-10-29 15:12:36 +08:00
parent d22ebb3696
commit 70ff2dad56
7 changed files with 395 additions and 0 deletions
--- a/board/Linux_Posix/mqtt_demo/src/main.c
+++ b/board/Linux_Posix/mqtt_demo/src/main.c
@@ -0,0 +1,104 @@
+#include "cmsis_os.h"
+#include "socket_wrapper.h"
+#include "sal_module_wrapper.h"
+#include "mqtt_wrapper.h"
+#include "mqtt_config.h"
+
+#include <stdio.h>
+
+int sock_id = 0;
+
+//mqtt_publisher
+#define MQTT_PUBLISHER_STK_SIZE 1024
+void mqtt_publisher(void *pdata);
+osThreadDef(mqtt_publisher, osPriorityNormal, 1, MQTT_PUBLISHER_STK_SIZE);
+
+//mqtt_reciever
+#define MQTT_RECIEVER_STK_SIZE 1024
+void mqtt_reciever(void *pdata);
+osThreadDef(mqtt_reciever, osPriorityNormal, 1, MQTT_RECIEVER_STK_SIZE);
+
+void mqtt_publisher(void *pdata)
+{
+   mqtt_con_opt_t con_param;
+   con_param.keep_alive_interval = 2000;
+   con_param.cleansession = 1;
+   con_param.username = MQTT_USR_NAME;
+   con_param.password = MQTT_PASSWORD;
+   con_param.client_id = MQTT_CLIENT_ID;
+
+   mqtt_pub_opt_t pub_param;
+   pub_param.dup = 0;
+   pub_param.qos = 0;
+   pub_param.retained = 0;
+   pub_param.id = 0;
+   pub_param.payload = "hello tencent cloud";
+   pub_param.payload_len = 20;
+   pub_param.topic = MQTT_PUBLISH_TOPIC;
+
+   mqtt_sub_opt_t sub_param;
+   sub_param.count = 1;
+   sub_param.dup = 0;
+   sub_param.id = 0;
+   sub_param.req_qos = 0;
+   sub_param.topic = MQTT_SUBSCRIBE_TOPIC;
+
+   printf("start connect\n");
+   tos_sal_module_register(get_socket_module());
+   tos_sal_module_init();
+
+   sock_id = tos_mqtt_connect(MQTT_SERVER_IP, MQTT_SERVER_PORT, &con_param);
+   if (sock_id == -1)
+   {
+      printf("connect failed!!!\n");
+      return -1; //to exit thread
+   }
+   printf("connect success\n");
+
+   if (tos_mqtt_subscribe(sock_id, &sub_param) != 0)
+   {
+      printf("subscribe failed!!!\n");
+   }else{
+      printf("subscribe success\n");
+   }
+
+   osThreadCreate(osThread(mqtt_reciever), NULL); // start receive
+
+   for (;;)
+   {
+      printf("\n");
+      printf("publish topic-->%s| data-->%s| \n", pub_param.topic, pub_param.payload);
+      if (tos_mqtt_publish(sock_id, &pub_param) != 0) {
+         printf("publish failed!!!\n");
+      }
+      osDelay(2000);
+   }
+}
+
+void mqtt_reciever(void *pdata)
+{
+   uint8_t read_data[100];
+   int8_t topic[30];
+   uint32_t read_len;
+
+   for (;;)
+   {
+      read_len = tos_mqtt_receive(topic, sizeof(topic), read_data, sizeof(read_data));
+      if (read_len >= 0)
+      {
+         printf("receive topic-->%s| data-->%s| \n", topic, read_data);
+      }
+      osDelay(100);
+   }
+}
+
+int main(void)
+{
+   osKernelInitialize();                           //TOS Tiny kernel initialize
+   osThreadCreate(osThread(mqtt_publisher), NULL); // start connect and publish
+   osKernelStart();                                //Start TOS Tiny
+
+   while (1)
+   {
+   }
+}