nymea/plugins/deviceplugins/eq-3/maxcubediscovery.cpp

83 lines
3.1 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* *
* Copyright (C) 2015 Simon Stürz <simon.stuerz@guh.guru> *
* *
* This file is part of guh. *
* *
* Guh 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, version 2 of the License. *
* *
* Guh 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 guh. If not, see <http://www.gnu.org/licenses/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "maxcubediscovery.h"
#include "extern-plugininfo.h"
MaxCubeDiscovery::MaxCubeDiscovery(QObject *parent) :
QObject(parent)
{
// UDP broadcast for cube detection in the network
m_udpSocket = new QUdpSocket(this);
m_port = 23272;
m_udpSocket->bind(m_port,QUdpSocket::ShareAddress);
m_timeout = new QTimer(this);
m_timeout->setSingleShot(true);
connect(m_udpSocket,SIGNAL(readyRead()),this,SLOT(readData()));
connect(m_timeout,SIGNAL(timeout()),this,SLOT(discoverTimeout()));
}
void MaxCubeDiscovery::detectCubes()
{
m_cubeList.clear();
// broadcast the hello message, every cube should respond with a 26 byte message
m_udpSocket->writeDatagram("eQ3Max*.**********I", QHostAddress::Broadcast, m_port);
m_timeout->start(1500);
}
void MaxCubeDiscovery::readData()
{
QByteArray data;
QHostAddress sender;
quint16 udpPort;
// read the answere from the
while (m_udpSocket->hasPendingDatagrams()) {
data.resize(m_udpSocket->pendingDatagramSize());
m_udpSocket->readDatagram(data.data(), data.size(), &sender, &udpPort);
}
if(!data.isEmpty() && data.contains("eQ3MaxAp")){
QString serialNumber = data.mid(8,10);
QByteArray rfAddress = data.mid(21,3).toHex();
int firmware = data.mid(24,2).toHex().toInt();
qint16 port;
// set port depending on the firmware
if(firmware < 109){
port= 80;
}else{
port = 62910;
}
MaxCube *cube = new MaxCube(this, serialNumber, sender, port);
cube->setRfAddress(rfAddress);
m_cubeList.append(cube);
}
}
void MaxCubeDiscovery::discoverTimeout()
{
emit cubesDetected(m_cubeList);
}