Tasmota/lib/TasmotaMqtt-1.1.1/src/TasmotaMqtt.h
2018-03-03 19:04:33 +01:00

88 lines
2.9 KiB
C++

/*
TasmotaMqtt.h - Wrapper for mqtt for esp8266 by Tuan PM for Tasmota
Copyright (C) 2018 Theo Arends and Ingo Randolf
This library is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TasmotaMqtt_h
#define TasmotaMqtt_h
/*********************************************************************************************\
* TasmotaMqtt supports currently only non-TLS MQTT
*
* Adapted from esp-mqtt-arduino by Ingo Randolf (https://github.com/i-n-g-o/esp-mqtt-arduino)
\*********************************************************************************************/
#include <Arduino.h>
#include <stddef.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdarg.h>
#include <string.h>
extern "C" {
#include <stddef.h>
#include "mqtt/mqtt.h"
}
// MQTT_KEEPALIVE : keepAlive interval in Seconds
#ifndef MQTT_KEEPALIVE
#define MQTT_KEEPALIVE 15
#endif
class TasmotaMqtt {
public:
TasmotaMqtt();
~TasmotaMqtt();
void InitConnection(const char* host, uint32_t port, uint8_t security = 0);
void InitClient(const char* client_id, const char* client_user, const char* client_pass, uint32_t keep_alive_time = MQTT_KEEPALIVE, uint8_t clean_session = 1);
void DeleteClient();
void InitLWT(const char* will_topic, const char* will_msg, uint8_t will_qos = 0, bool will_retain = false);
void OnConnected( void (*)(void) );
void OnDisconnected( void (*)(void) );
void OnPublished( void (*)(void) );
void OnTimeout( void (*)(void) );
void OnData( void (*)(char*, uint8_t*, unsigned int) );
bool Subscribe(const char* topic, uint8_t qos = 0);
bool Unsubscribe(const char* topic);
void Connect();
void Connect(const char* client_id, const char* client_user, const char* client_pass, const char* will_topic, const char* will_msg, uint8_t will_qos = 0, bool will_retain = false);
void Disconnect();
bool Publish(const char* topic, const char* data, int data_length, int qos = 0, bool retain = false);
bool Connected();
int State() { return mqttClient.connState; };
void (*onMqttConnectedCb)(void);
void (*onMqttDisconnectedCb)(void);
void (*onMqttPublishedCb)(void);
void (*onMqttTimeoutCb)(void);
void (*onMqttDataCb) (char*, uint8_t*, unsigned int);
// internal callback
void _onMqttDataCb(const char*, uint32_t, const char*, uint32_t);
private:
MQTT_Client mqttClient;
};
#endif // TasmotaMqtt_h