x

lib/gpio.h

+#ifndef __GPIO_H__
+#define __GPIO_H__
+
+
+
+
+#endif
\ No newline at end of file

lib/main.h

@@ -2,6 +2,8 @@
 #define __MAIN_H__
 
 
+
+
 #define filename "/home/orangepi/car/master/Deviceld.txt"
 
 pthread_t thread[5];

lib/mqtt.h

 #ifndef __MQTT_H__
 #define __MQTT_H__
 
-#define CLIENT_ID "carorship123"
+extern char* TOPIC ;//="app2dev/controlcar0004"
+extern char* TOPIC2 ;//="dev2app/controlcar0004"
+extern char* TOPIC3;//= "controlcar0004"
 
 #define BROKER_ADDRESS "119.45.167.177"
 #define BROKER_PORT 1883
 
-extern char* TOPIC ;//="app2dev/controlcar0004"
-extern char* TOPIC2 ;//="dev2app/controlcar0004"
-extern char* TOPIC3;//= "controlcar0004"
+
 #define USERNAME "admin"    // 替换为你的用户名
 #define PASSWORD "admin"       // 替换为你的密码
 

src/gpio.c

+#include "wiringPi.h"
\ No newline at end of file

src/mqtt.c

@@ -15,6 +15,9 @@
 #include "gps.h"
 #include "opensh.h"
 
+char*  TOPIC;
+char*  TOPIC2;
+char*  TOPIC3;
 
 int gPwmCount = 0;  // 计数
 int gmessage_type=10086;
@@ -28,9 +31,7 @@ unsigned char gvalt[4];
 
 struct mosquitto *mosq;
 time_t gStart;
-char*  TOPIC=NULL;
-char*  TOPIC2=NULL;
-char*  TOPIC3=NULL;
+
 
 int mqtt_init()
 {

src/opensh.c

@@ -20,12 +20,16 @@ char gwebcam[254];//存放启动火狐网站命令
 
 int opencamsh()
 {
+    const char* url = "https://jywy.yd-ss.com?dev=";
+    char urls[50];
     
-    setenv("DISPLAY", ":0", 1);//设置环境变量https://jywy.yd-ss.com?dev=controcar0004 --new-window sudo 
-    sprintf(gwebcam,"su - orangepi firefox --new-window https://jywy.yd-ss.com?dev=%s &",TOPIC3);
+    sprintf(urls,"%s%s",url,TOPIC3);
+
+    //setenv("DISPLAY", ":0", 1);//设置环境变量https://jywy.yd-ss.com?dev=controcar0004 --new-window sudo 
+    sprintf(gwebcam,"su - orangepi chromium-browser %s",urls);
     system(gwebcam);
     printf("%s\n",gwebcam);
-    printf("close cam\n");
+    printf("open cam\n");
 
     return 0;
     
@@ -34,7 +38,8 @@ int opencamsh()
 void refresh_cam()//使用xdottol进行模拟刷新页面
 {
   //system(SHELLFILECLOSE);
-   const char *search_command = "xdotool search --name \"Mozilla Firefox\"";
+    setenv("XAUTHORITY", "/home/orangepi/.Xauthority", 1);
+   const char *search_command = "xdotool search --name \"Mozilla chromium-browser\"";
     FILE *fp = popen(search_command, "r");
     if (!fp) {
         perror("Failed to execute search command");

usr/main.c

@@ -23,6 +23,9 @@
 
 char buffer[30]; // 用于存储文件内容
 
+
+pthread_mutex_t topic3_mutex;
+
 void *serial_usart1(void *arg)
 { 
     printf("serial_usart 1 start\n");
@@ -67,11 +70,14 @@ void *Mqttbeat(void *arg)
     Delay_Ms(20,0);
     refresh_cam();
     Delay_Ms(10,0);
+   
     while(1)
     {
         ipaddr();//获取ip
         Delay_Ms(3,0);
+        pthread_mutex_lock(&topic3_mutex);
         mqtt_wirte();//心跳，3s一个
+        pthread_mutex_unlock(&topic3_mutex);
         
     }
     
@@ -82,8 +88,11 @@ void *Mqttbeat(void *arg)
 void *opensh(void *arg)
 { 
     Delay_Ms(10,0);
+    pthread_mutex_lock(&topic3_mutex);
      printf("open cam\n");
+     pthread_mutex_unlock(&topic3_mutex);
     opencamsh();//10s后打开火狐游览器并且进入网址
+    
    return NULL; 
 }
 
@@ -99,8 +108,10 @@ void *serial_usart2(void *arg)
 void *Mqtt_onnect(void *arg)
 {
     Delay_Ms(5,0);
+    pthread_mutex_lock(&topic3_mutex);
     mqtt_init();//mqtt初始化
     mqtt_create(mosq);//创建mqtt客户端
+    pthread_mutex_unlock(&topic3_mutex);
     while(1)
     {
     mqtt_create(mosq);     
@@ -144,18 +155,30 @@ char *device_inspect()
 
 int main(int argc, char *argv[]) {
 
-    Delay_Ms(60,0);
 
-    TOPIC=malloc(21);
-    TOPIC2=malloc(21);
-    TOPIC3= malloc(15);
-    TOPIC3=device_inspect();
+ if (pthread_mutex_init(&topic3_mutex, NULL) != 0) {
+        fprintf(stderr, "Mutex initialization failed\n");
+        return EXIT_FAILURE;
+    }
+
+    Delay_Ms(10,0);
+
+    const char *readbuf=device_inspect();
+
+    TOPIC=malloc(24);
+    TOPIC2=malloc(24);
+    TOPIC3= malloc(16);
+
+    //TOPIC3=device_inspect();//读取文件内容
     //sprintf(TOPIC3,"%s",buffer);
     //strcpy(TOPIC3,device_inspect());
-    sprintf(TOPIC2,"dev2app/%s",TOPIC3);
-    sprintf(TOPIC,"app2dev/%s",TOPIC3);
+    pthread_mutex_lock(&topic3_mutex);
+    sprintf(TOPIC2,"dev2app/%s",readbuf);
+    sprintf(TOPIC,"app2dev/%s",readbuf);
+    sprintf(TOPIC3,"%s",readbuf);
     printf("1:%s,2:%s,3:%s\n",TOPIC,TOPIC2,TOPIC3);
-    system("pkill firefox");
+    pthread_mutex_unlock(&topic3_mutex);
+    system("pkill chromium-browser");
     
     gStart=time(NULL);//开始时间戳
    
@@ -164,7 +187,7 @@ int main(int argc, char *argv[]) {
 
     ipaddr();//获取ip
 
-    thread_start(serial_usart1,AppExit,Mqttbeat,serial_usart2,opensh,Mqtt_onnect);
+    thread_start(serial_usart1,AppExit,Mqttbeat,serial_usart2,opensh,Mqtt_onnect);//开启线程
     
     thread_end();