onenet_cmd_rsp_cb中resp_data是json格式?

发布于 2021-05-25 11:31:26 浏览：826 订阅该版

static void onenet_cmd_rsp_cb(uint8_t *recv_data, size_t recv_size, uint8_t **resp_data, size_t *resp_size)
{
    char res_buf[] = { "cmd is received!\n" };
    
    LOG_D("recv data is %.*s\n", recv_size, recv_data);
    
//    if(rt_strstr((const char *)recv_data,"led"))
//    {
//             
//        if(recv_data[3]=='1')
//        {
//             rt_pin_mode(LED_PIN,PIN_MODE_OUTPUT);
//            /* 开灯 */
//            rt_pin_write(LED_PIN, PIN_HIGH);
//           // onenet_mqtt_upload_digit("led", 1);
//            rt_snprintf(res_buf, sizeof(res_buf), "led{1}");

//            LOG_D("led is on");
//        }
//        else if(recv_data[3]=='0')
//        {
//            rt_pin_mode(LED_PIN,PIN_MODE_OUTPUT);
//            /* 关灯 */
//            rt_pin_write(LED_PIN, PIN_LOW);
//            //onenet_mqtt_upload_digit("led", 0);
//            rt_snprintf(res_buf, sizeof(res_buf), "[{\"led\":0}]");

//            LOG_D("led is off");
//        }
//    }
    /* 命令匹配 */
    if (rt_strncmp((const char *)recv_data, "ledon", 5) == 0)
    {
       rt_pin_mode(LED_PIN,PIN_MODE_OUTPUT);
        /* 开灯 */
        rt_pin_write(LED_PIN, PIN_HIGH);
        
        rt_snprintf(res_buf, sizeof(res_buf), "led is on");

LOG_D("led is on");
    }
    else if (rt_strncmp((const char *)recv_data, "ledoff", 6) == 0)
    {
        rt_pin_mode(LED_PIN,PIN_MODE_OUTPUT);
        /* 关灯 */
        rt_pin_write(LED_PIN, PIN_LOW);

rt_snprintf(res_buf, sizeof(res_buf), "led is off");

LOG_D("led is off");
    }
    
    控制开关可以响应，但是onenet端的开关状态没有改变，应该是resp_data的格式不对，那么问一下resp_data是得按照json的格式写吗？