Doug Anson / endpoint_mqtt

mqtt specific components for the impact mbed endpoint library

Dependents:   mbed_mqtt_endpoint_ublox_ethernet mbed_mqtt_endpoint_ublox_cellular mbed_mqtt_endpoint_nxp

MQTTTransport.h@31:e5950e0677be, 2014-04-08 (annotated)

Committer:
ansond
Date:
Tue Apr 08 16:41:41 2014 +0000
Revision:
31:e5950e0677be
Parent:
7:8a4a61202b36
Child:
49:965a65122c0f
Child:
56:789a1a8c5ebe
dimming support

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 0:a3fc1c6ef150 1 /* Copyright C2013 Doug Anson, MIT License
ansond 0:a3fc1c6ef150 2 *
ansond 0:a3fc1c6ef150 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ansond 0:a3fc1c6ef150 4 * and associated documentation files the "Software", to deal in the Software without restriction,
ansond 0:a3fc1c6ef150 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
ansond 0:a3fc1c6ef150 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ansond 0:a3fc1c6ef150 7 * furnished to do so, subject to the following conditions:
ansond 0:a3fc1c6ef150 8 *
ansond 0:a3fc1c6ef150 9 * The above copyright notice and this permission notice shall be included in all copies or
ansond 0:a3fc1c6ef150 10 * substantial portions of the Software.
ansond 0:a3fc1c6ef150 11 *
ansond 0:a3fc1c6ef150 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ansond 0:a3fc1c6ef150 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ansond 0:a3fc1c6ef150 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ansond 0:a3fc1c6ef150 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ansond 0:a3fc1c6ef150 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ansond 0:a3fc1c6ef150 17 */
ansond 0:a3fc1c6ef150 18
ansond 0:a3fc1c6ef150 19 #ifndef ___MQTTTRANSPORT_H_
ansond 0:a3fc1c6ef150 20 #define ___MQTTTRANSPORT_H_
ansond 0:a3fc1c6ef150 21
ansond 0:a3fc1c6ef150 22 // Base Class
ansond 0:a3fc1c6ef150 23 #include "Transport.h"
ansond 0:a3fc1c6ef150 24
ansond 0:a3fc1c6ef150 25 // MQTT Support
ansond 0:a3fc1c6ef150 26 #include "PubSubClient.h"
ansond 0:a3fc1c6ef150 27
ansond 0:a3fc1c6ef150 28 // MBED to IOC Resource Map
ansond 0:a3fc1c6ef150 29 #include "MBEDToIOCResourceMap.h"
ansond 0:a3fc1c6ef150 30
ansond 0:a3fc1c6ef150 31 class MQTTTransport : public Transport {
ansond 0:a3fc1c6ef150 32 private:
ansond 0:a3fc1c6ef150 33 PubSubClient *m_mqtt;
ansond 0:a3fc1c6ef150 34 MBEDToIOCResourceMap *m_map;
ansond 0:a3fc1c6ef150 35 char m_topic[MQTT_IOC_TOPIC_LEN+1];
ansond 7:8a4a61202b36 36 char m_endpoint_name[PERSONALITY_NAME_LEN+1];
ansond 0:a3fc1c6ef150 37 int m_ping_counter;
ansond 0:a3fc1c6ef150 38 int m_ping_countdown;
ansond 0:a3fc1c6ef150 39
ansond 0:a3fc1c6ef150 40 public:
ansond 0:a3fc1c6ef150 41 MQTTTransport(ErrorHandler *error_handler,void *endpoint,MBEDToIOCResourceMap *map);
ansond 0:a3fc1c6ef150 42 virtual ~MQTTTransport();
ansond 0:a3fc1c6ef150 43
ansond 0:a3fc1c6ef150 44 void processMessage(char *message_name,char *payload, unsigned int payload_length);
ansond 0:a3fc1c6ef150 45
ansond 0:a3fc1c6ef150 46 virtual bool connect();
ansond 0:a3fc1c6ef150 47 virtual bool disconnect();
ansond 0:a3fc1c6ef150 48
ansond 0:a3fc1c6ef150 49 virtual void checkAndProcess();
ansond 0:a3fc1c6ef150 50
ansond 0:a3fc1c6ef150 51 char *getEndpointNameFromTopic(char *topic);
ansond 0:a3fc1c6ef150 52
ansond 0:a3fc1c6ef150 53 bool isPongMessage(char *topic,char *payload,int payload_length);
ansond 0:a3fc1c6ef150 54 void processPongMessage(char *payload,int payload_length);
ansond 0:a3fc1c6ef150 55
ansond 0:a3fc1c6ef150 56 private:
ansond 0:a3fc1c6ef150 57 char *makeID(char *id_template, char *buffer);
ansond 0:a3fc1c6ef150 58 void initTopic();
ansond 0:a3fc1c6ef150 59 char *getTopic();
ansond 0:a3fc1c6ef150 60 char *mapIOCResourceToEndpointResource(char *ioc_name);
ansond 0:a3fc1c6ef150 61 void sendResult(char *endpoint_name,char *parameter_name,char *value,bool success);
ansond 0:a3fc1c6ef150 62 MBEDToIOCResourceMap *getMap();
ansond 31:e5950e0677be 63 bool isDimmingResource(char *resource);
ansond 0:a3fc1c6ef150 64 bool sendPingMessage();
ansond 0:a3fc1c6ef150 65 };
ansond 0:a3fc1c6ef150 66
ansond 0:a3fc1c6ef150 67 #endif // ___MQTTTRANSPORT_H_