mirror of
https://github.com/eclipse/paho.mqtt-sn.embedded-c.git
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First Commit of MQTT-SN Gateway
Add new SensorNetwork XBee Add a sensor network type in a start message. Update MQTTSNClient to avoid build warning. Update WiringPi's functions to my original ones. BugFix check msgId before adding waitdTopicId table. BugFix Process termination procedures Update print curent time in millseconds. update move currentDateTime() to linux directory. Bugfix: blink blue lightiIndicator. Bugfix: Register returns wrong id. change a status of the client to Disconnected. change client status procedure Update README BugFix: change Network Disconnect procedures. Signed-off-by: tomoaki <tomoaki@tomy-tech.com>
This commit is contained in:
tomoaki
236
MQTTSNGateway/src/MQTTSNGWPacketHandleTask.cpp
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236
MQTTSNGateway/src/MQTTSNGWPacketHandleTask.cpp
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/**************************************************************************************
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* Copyright (c) 2016, Tomoaki Yamaguchi
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*
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* and Eclipse Distribution License v1.0 which accompany this distribution.
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*
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* The Eclipse Public License is available at
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* http://www.eclipse.org/legal/epl-v10.html
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* and the Eclipse Distribution License is available at
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* http://www.eclipse.org/org/documents/edl-v10.php.
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*
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* Contributors:
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* Tomoaki Yamaguchi - initial API and implementation and/or initial documentation
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**************************************************************************************/
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#include "MQTTSNGWDefines.h"
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#include "MQTTSNGWPacketHandleTask.h"
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#include "MQTTSNGWProcess.h"
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#include "MQTTGWPacket.h"
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#include "MQTTSNGWClient.h"
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#include "MQTTSNGWProcess.h"
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#include "MQTTGWConnectionHandler.h"
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#include "MQTTGWPublishHandler.h"
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#include "MQTTGWSubscribeHandler.h"
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#include "MQTTSNGWConnectionHandler.h"
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#include "MQTTSNGWPublishHandler.h"
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#include "MQTTSNGWSubscribeHandler.h"
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using namespace std;
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using namespace MQTTSNGW;
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#define EVENT_QUE_TIME_OUT 2000 // 2000 msecs
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/*=====================================
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Class PacketHandleTask
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=====================================*/
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PacketHandleTask::PacketHandleTask(Gateway* gateway)
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{
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_gateway = gateway;
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_gateway->attach((Thread*)this);
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_mqttConnection = new MQTTGWConnectionHandler(_gateway);
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_mqttPublish = new MQTTGWPublishHandler(_gateway);
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_mqttSubscribe = new MQTTGWSubscribeHandler(_gateway);
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_mqttsnConnection = new MQTTSNConnectionHandler(_gateway);
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_mqttsnPublish = new MQTTSNPublishHandler(_gateway);
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_mqttsnSubscribe = new MQTTSNSubscribeHandler(_gateway);
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}
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/**
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* Destructor is called by Gateway's destructor indirectly.
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*/
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PacketHandleTask::~PacketHandleTask()
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{
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if ( _mqttConnection )
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{
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delete _mqttConnection;
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}
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if ( _mqttPublish )
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{
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delete _mqttPublish;
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}
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if ( _mqttSubscribe )
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{
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delete _mqttSubscribe;
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}
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if ( _mqttsnConnection )
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{
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delete _mqttsnConnection;
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}
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if ( _mqttsnPublish )
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{
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delete _mqttsnPublish;
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}
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if ( _mqttsnSubscribe )
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{
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delete _mqttsnSubscribe;
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}
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}
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void PacketHandleTask::run()
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{
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Event* ev = 0;
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EventQue* eventQue = _gateway->getPacketEventQue();
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ClientList* clist = _gateway->getClientList();
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Client* client = 0;
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MQTTSNPacket* snPacket = 0;
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MQTTGWPacket* brPacket = 0;
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char msgId[6];
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memset(msgId, 0, 6);
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_advertiseTimer.start(_gateway->getGWParams()->keepAlive * 1000UL);
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while (true)
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{
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if (theProcess->checkSignal() == SIGINT)
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{
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throw Exception("Terminated by CTL-C");
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}
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/* wait Event */
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ev = eventQue->timedwait(EVENT_QUE_TIME_OUT);
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if (ev->getEventType() == EtTimeout)
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{
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/*------ Is Client Lost ? ---------*/
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client = clist->getClient();
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while (client > 0)
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{
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client->checkTimeover();
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client = client->getNextClient();
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}
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/*------ Check Keep Alive Timer & send Advertise ------*/
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if (_advertiseTimer.isTimeup())
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{
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_mqttsnConnection->sendADVERTISE();
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_advertiseTimer.start(_gateway->getGWParams()->keepAlive * 1000UL);
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}
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}
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/*------ Handle SEARCHGW Message ---------*/
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else if (ev->getEventType() == EtBroadcast)
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{
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snPacket = ev->getMQTTSNPacket();
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_mqttsnConnection->handleSearchgw(snPacket);
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}
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/*------ Handle Messages form Clients ---------*/
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else if (ev->getEventType() == EtClientRecv)
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{
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client = ev->getClient();
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snPacket = ev->getMQTTSNPacket();
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DEBUGLOG(" PacketHandleTask gets %s %s from the client.\n", snPacket->getName(), snPacket->getMsgId(msgId));
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switch (snPacket->getType())
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{
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case MQTTSN_CONNECT:
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_mqttsnConnection->handleConnect(client, snPacket);
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break;
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case MQTTSN_WILLTOPIC:
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_mqttsnConnection->handleWilltopic(client, snPacket);
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break;
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case MQTTSN_WILLMSG:
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_mqttsnConnection->handleWillmsg(client, snPacket);
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break;
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case MQTTSN_DISCONNECT:
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_mqttsnConnection->handleDisconnect(client, snPacket);
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break;
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case MQTTSN_WILLMSGUPD:
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_mqttsnConnection->handleWillmsgupd(client, snPacket);
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break;
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case MQTTSN_PINGREQ:
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_mqttsnConnection->handlePingreq(client, snPacket);
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break;
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case MQTTSN_PUBLISH:
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_mqttsnPublish->handlePublish(client, snPacket);
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break;
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case MQTTSN_PUBACK:
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_mqttsnPublish->handlePuback(client, snPacket);
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break;
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_mqttsnPublish->handleAck(client, snPacket, PUBREC);
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break;
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case MQTTSN_PUBREL:
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_mqttsnPublish->handleAck(client, snPacket, PUBREL);
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break;
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case MQTTSN_PUBCOMP:
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_mqttsnPublish->handleAck(client, snPacket, PUBCOMP);
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break;
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case MQTTSN_REGISTER:
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_mqttsnPublish->handleRegister(client, snPacket);
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break;
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case MQTTSN_REGACK:
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// NOP
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break;
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case MQTTSN_SUBSCRIBE:
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_mqttsnSubscribe->handleSubscribe(client, snPacket);
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break;
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case MQTTSN_UNSUBSCRIBE:
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_mqttsnSubscribe->handleUnsubscribe(client, snPacket);
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break;
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default:
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break;
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}
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/* Reset the Timer for PINGREQ. */
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client->updateStatus(snPacket);
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}
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/*------ Handle Messages form Broker ---------*/
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else if (ev->getEventType() == EtBrokerRecv)
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{
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client = ev->getClient();
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brPacket = ev->getMQTTGWPacket();
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DEBUGLOG(" PacketHandleTask gets %s %s from the broker.\n", brPacket->getName(), brPacket->getMsgId(msgId));
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switch (brPacket->getType())
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{
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case CONNACK:
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_mqttConnection->handleConnack(client, brPacket);
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break;
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case DISCONNECT:
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_mqttConnection->handleDisconnect(client, brPacket);
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break;
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case PINGRESP:
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_mqttConnection->handlePingresp(client, brPacket);
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break;
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case PUBLISH:
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_mqttPublish->handlePublish(client, brPacket);
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break;
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case PUBACK:
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_mqttPublish->handlePuback(client, brPacket);
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break;
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case PUBREC:
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_mqttPublish->handleAck(client, brPacket, PUBREC);
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break;
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case PUBREL:
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_mqttPublish->handleAck(client, brPacket, PUBREL);
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break;
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case PUBCOMP:
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_mqttPublish->handleAck(client, brPacket, PUBCOMP);
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break;
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case SUBACK:
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_mqttSubscribe->handleSuback(client, brPacket);
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break;
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case UNSUBACK:
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_mqttSubscribe->handleUnsuback(client, brPacket);
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break;
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default:
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break;
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}
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}
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delete ev;
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}
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}
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