コード例 #1
0
/******************************************************************
*       function    :   Cloud_MQTT_initSocket
*       broker      :   mqtt struct    
*       flag        :   0 wifi module to register socketid.
*                       1 wifi module to login socketid                       
*
*
********************************************************************/
int Cloud_MQTT_initSocket( mqtt_broker_handle_t* broker,int flag )
{
    int ret;
//    int MTflag;
    struct sockaddr_in Msocket_address;
    char MqttServerIpAddr[32];
    int iSocketId;
//    int packetLen;
    char *domain = g_Xpg_GlobalVar.m2m_SERVER;
    unsigned short port = g_Xpg_GlobalVar.m2m_Port;
	
    memset(MqttServerIpAddr, 0x0, sizeof(MqttServerIpAddr));

    ret = GAgent_GetHostByName( domain, MqttServerIpAddr );
    if(ret !=0 )
    {
        GAgent_Printf(GAGENT_ERROR,"Gethostbyname(%s) fail ret:%d", domain, ret);
        return 1; //域名解析失败
    }
    GAgent_Printf(GAGENT_INFO,"MQTT Connect Domain:%s IP:%s \r\n", domain, MqttServerIpAddr);

    if( broker->socketid!=-1 )
    {
        GAgent_Printf(GAGENT_INFO,"Cloud_MQTT_initSocket close[%04x] mqtt socket", broker->socketid);
        close_socket(broker);
    }
    
    if( (iSocketId = socket(AF_INET, SOCK_STREAM, 0))<0)
    {
        GAgent_Printf(GAGENT_ERROR," MQTT socket init fail");
        return 1;
    }

    ret = connect_mqtt_socket(iSocketId, &Msocket_address, port, MqttServerIpAddr);
    if (ret < 0)
    {
        GAgent_Printf(GAGENT_WARNING,"mqtt socket connect fail with:%d", ret);
        close(iSocketId);
        return 3;
    }

    /*For Test MQTT Read And Write Func*/
    MQTT_handlePacket();
    
    GAgent_Printf(GAGENT_LOG, "Created mqtt socketid[%08x]", iSocketId);

    // MQTT stuffs
    mqtt_set_alive(broker, MQTT_HEARTBEAT);
    broker->socketid = iSocketId;
    broker->mqttsend = send_packet; 
    
    return 0;
}
コード例 #2
0
ファイル: network_adapter.c プロジェクト: NL6621/Yeelink
int Socket_CreateTCPClient(void)
{
    int ret = 0;
    struct sockaddr_in server_addr;
   	char ipaddr[20] = {'\0'};
	
AGAIN:	    
	ret = GAgent_GetHostByName((char *)YEELINK_SERVER, ipaddr);
	if (ret != 0) {
		OSTimeDly(200);
		log_warn("Get Domain name failed.\n");
		goto AGAIN;	
	}
       
    if ((TCPClientFd = socket(AF_INET, SOCK_STREAM, 0)) < 0)
    {
        log_err("Create cloud client socket failed.\n");
        return -1;
    }        

    memset(&server_addr, 0x0, sizeof(struct sockaddr_in));
	memset(&(server_addr.sin_zero), 0, sizeof(server_addr.sin_zero)); 
    server_addr.sin_family = AF_INET;
    server_addr.sin_port = htons(CLOUD_SERVER_PORT_NUM);
    server_addr.sin_addr.s_addr = inet_addr(ipaddr);

	log_info("Cloud server:%s(port:%d, socketfd:%d).\r\n", 
			ipaddr, CLOUD_SERVER_PORT_NUM, TCPClientFd);

    ret = connect(TCPClientFd, (struct sockaddr *)&server_addr, sizeof(struct sockaddr)); 
    if (ret < 0) {
        log_err("Cloud server connected failed(ret:%d)\n", ret);
        close(TCPClientFd);
		TCPClientFd = -1;
        return -1;
    }

	TCPClient_reset_flag = 1;
	return 0;
}