Files
paho.mqtt-sn.embedded-c/MQTTSNGateway/src/MQTTGWSubscribeHandler.cpp
2016-08-28 20:44:40 +09:00

75 lines
1.9 KiB
C++

/**************************************************************************************
* Copyright (c) 2016, Tomoaki Yamaguchi
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v1.0 which accompany this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Tomoaki Yamaguchi - initial API and implementation and/or initial documentation
**************************************************************************************/
#include "MQTTGWSubscribeHandler.h"
#include "MQTTGWPacket.h"
using namespace std;
using namespace MQTTSNGW;
MQTTGWSubscribeHandler::MQTTGWSubscribeHandler(Gateway* gateway)
{
_gateway = gateway;
}
MQTTGWSubscribeHandler::~MQTTGWSubscribeHandler()
{
}
void MQTTGWSubscribeHandler::handleSuback(Client* client, MQTTGWPacket* packet)
{
uint16_t msgId;
uint8_t rc;
uint8_t returnCode;
int qos = 0;
packet->getSUBACK(&msgId, &rc);
uint16_t topicId = client->getWaitedSubTopicId(msgId);
if (topicId)
{
MQTTSNPacket* snPacket = new MQTTSNPacket();
client->eraseWaitedSubTopicId(msgId);
if (rc == 0x80)
{
returnCode = MQTTSN_RC_REJECTED_INVALID_TOPIC_ID;
}
else
{
returnCode = MQTTSN_RC_ACCEPTED;
qos = rc;
}
snPacket->setSUBACK(qos, topicId, msgId, returnCode);
Event* evt = new Event();
evt->setClientSendEvent(client, snPacket);
_gateway->getClientSendQue()->post(evt);
}
}
void MQTTGWSubscribeHandler::handleUnsuback(Client* client, MQTTGWPacket* packet)
{
Ack ack;
packet->getAck(&ack);
MQTTSNPacket* snPacket = new MQTTSNPacket();
snPacket->setUNSUBACK(ack.msgId);
Event* evt = new Event();
evt->setClientSendEvent(client, snPacket);
_gateway->getClientSendQue()->post(evt);
}