voidmosquitto_disconnect_callback_set(structmosquitto*mosq,void(*on_disconnect)(structmosquitto*mosq,void*obj,intrc))功能:断开连接回调函数,当代理收到DISCONNECT命令并断开与客户端的连接,将调用此方法。 参数:structmosquitto*mosq:客户端void(*on_disconnect):回调函数structmosquitto*mosq:客户端数据void*obj:...
(1)mosquitto_connect_callback_set (2)mosquitto_disconnect_callback_set (3)mosquitto_publish_callback_set (4)mosquitto_message_callback_set (5)mosquitto_subscribe_callback_set (6)mosquitto_unsubscribe_callback_set (7)mosquitto_log_callback_set 八、实用功能 mosquitto_strerror 九、常见返回值 一、...
mosquitto_message_callback_set(mosq, my_message_callback); mosquitto_publish_callback_set(mosq, my_publish_callback); mosquitto_connect_callback_set(mosq, my_connect_callback); mosquitto_disconnect_callback_set(mosq, my_disconnect_callback); mosquitto_will_set(mosq,"wang/will",sizeof("livewi...
\n"); return 1; } // 配置回调函数 mosquitto_connect_callback_set(mosq, on_connect); mosquitto_subscribe_callback_set(mosq, on_subscribe); mosquitto_message_callback_set(mosq, on_message); mosquitto_disconnect_callback_set(mosq, on_disconnect); // 连接服务器 mosquitto_username_pw_set(...
mosquitto_disconnect(mosq); fail_mosq_conn: mosquitto_destroy(mosq); fail_mosquitto_new: mosquitto_lib_cleanup(); fail_mosquitto_lib: return err; } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18.
mosquitto_new mosquitto_int_option mosquitto_connect_v5_callback_set mosquitto_disconnect_v5_callback_set mosquitto_publish_v5_callback_set mosquitto_message_v5_callback_set mosquitto_subscribe_v5_callback_set mosquitto_unsubscribe_v5_callback_set mosquitto_log_callback_set mosquitto_loop_start mosquitt...
使用是否有一种方法可以在设备被拔出时检测void mosquitto_disconnect_callback_set(structmosquitto *mosq, void (*on_disconnect)(struct mosquitto *, void *, int)) 但是,当设备拔出时,不调用上述函数。 浏览2提问于2015-05-07得票数 0 3回答 Box2D物理依赖于框架吗? 、、、 我想知道当使用Box2D时,设...
data()), qos, retained); } int main() { struct mosquitto *mqtt_client = mosquitto_new("photo_publisher", true, nullptr); if (!mqtt_client) { std::cerr << "Failed to create MQTT client" << std::endl; return 1; } mosquitto_connect_callback_set(mqtt_client, on_...
mosquitto_disconnect_callback_set(); mosquitto_message_callback_set(); ---接收解析消息 并推送mosquitto_publish() mosquitto_username_pw_set(mosq, "user", "pw"); mosquitto_connect(); mosquitto_loop(mosq, timeout, 1); // 需要不断循环判断, 也可根据需要永远运行:mosquitto_loop_forever(mosq, ...
[self setKeepAlive: 60]; [self setCleanSession: YES]; //NOTE: this isdisable clean to keep the broker remember this client mosq = mosquitto_new(cstrClientId, cleanSession, self); mosquitto_connect_callback_set(mosq, on_connect); mosquitto_disconnect_callback_set(mosq, on_disconnect...