114 lines
2.6 KiB
C++
114 lines
2.6 KiB
C++
// STL includes
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#include <cstring>
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#include <cstdio>
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#include <iostream>
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#include <exception>
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// Linux includes
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#include <fcntl.h>
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#include <QStringList>
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#include <QUdpSocket>
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#include <QHostInfo>
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// mDNS discover
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#ifdef ENABLE_MDNS
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#include <mdns/MdnsBrowser.h>
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#endif
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#include <utils/NetUtils.h>
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// Local Hyperion includes
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#include "ProviderUdp.h"
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ProviderUdp::ProviderUdp(const QJsonObject& deviceConfig)
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: LedDevice(deviceConfig)
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, _udpSocket(nullptr)
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, _port(-1)
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{
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_latchTime_ms = 0;
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}
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ProviderUdp::~ProviderUdp()
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{
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delete _udpSocket;
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}
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int ProviderUdp::open()
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{
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int retval = -1;
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_isDeviceReady = false;
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if (!_isDeviceInError)
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{
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if (_udpSocket == nullptr)
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{
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_udpSocket = new QUdpSocket(this);
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}
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// Try to bind the UDP-Socket
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if (_udpSocket != nullptr)
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{
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Info(_log, "Stream UDP data to %s port: %d", QSTRING_CSTR(_address.toString()), _port);
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if (_udpSocket->state() != QAbstractSocket::BoundState)
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{
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QHostAddress localAddress = QHostAddress::Any;
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quint16 localPort = 0;
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if (!_udpSocket->bind(localAddress, localPort))
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{
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QString warntext = QString("Could not bind local address: %1, (%2) %3").arg(localAddress.toString()).arg(_udpSocket->error()).arg(_udpSocket->errorString());
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Warning(_log, "%s", QSTRING_CSTR(warntext));
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}
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}
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retval = 0;
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}
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else
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{
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this->setInError(" Open error. UDP Socket not initialised!");
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}
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}
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return retval;
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}
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int ProviderUdp::close()
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{
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int retval = 0;
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_isDeviceReady = false;
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if (_udpSocket != nullptr)
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{
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// Test, if device requires closing
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if (_udpSocket->isOpen())
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{
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Debug(_log, "Close UDP-device: %s", QSTRING_CSTR(this->getActiveDeviceType()));
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_udpSocket->close();
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// Everything is OK -> device is closed
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}
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}
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return retval;
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}
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int ProviderUdp::writeBytes(const unsigned size, const uint8_t* data)
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{
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int rc = 0;
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qint64 bytesWritten = _udpSocket->writeDatagram(reinterpret_cast<const char*>(data), size, _address, static_cast<quint16>(_port));
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if (bytesWritten == -1 || bytesWritten != size)
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{
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Warning(_log, "%s", QSTRING_CSTR(QString("(%1:%2) Write Error: (%3) %4").arg(_address.toString()).arg(_port).arg(_udpSocket->error()).arg(_udpSocket->errorString())));
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rc = -1;
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}
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return rc;
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}
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int ProviderUdp::writeBytes(const QByteArray& bytes)
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{
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int rc = 0;
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qint64 bytesWritten = _udpSocket->writeDatagram(bytes, _address, static_cast<quint16>(_port));
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if (bytesWritten == -1 || bytesWritten != bytes.size())
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{
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Warning(_log, "%s", QSTRING_CSTR(QString("(%1:%2) Write Error: (%3) %4").arg(_address.toString()).arg(_port).arg(_udpSocket->error()).arg(_udpSocket->errorString())));
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rc = -1;
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}
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return rc;
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}
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