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標題: 樹莓派 socket server [打印本頁]

作者: coolbreeze 時間: 2019-12-19 17:00
標題: 樹莓派 socket server
int main(int argc,const char* argv[])
{
if(argc != 3)
{
      printf("Usage:%s [loacl_ip] [loacl_port]\n",argv[0]);
      return 1;
}

int listen_sock = startup(atoi(argv[2]),argv[1]);//初始化

//用來接收客戶端的socket地址結構體
struct sockaddr_in remote;
socklen_t len = sizeof(struct sockaddr_in);

init();
while(1)
{
      int sock = accept(listen_sock, (struct sockaddr*)&remote, &len);
      if(sock < 0)
      {
         perror("accept");
         continue;
      }
      printf("get a client, ip:%s, port:%d\n",inet_ntoa(remote.sin_addr),ntohs(remote.sin_port));
      char buf[1024];
      while(1)
      {
         ssize_t _s = read(sock, buf, sizeof(buf)-1);
         if(_s > 0)
         {
            buf[_s] = 0;
            printf("client:%s",buf);

            if(buf[0]=='f')
            {
                  forward();
            }

            if(buf[0]=='b')
            {
                  backward();
            }

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