69 lines
1.8 KiB
C++
69 lines
1.8 KiB
C++
#include "qsacnnode.h"
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#include <QDebug>
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#include <QNetworkDatagram>
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namespace SACN {
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QSacnNode::QSacnNode(QUuid cid)
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: Appliance(UUID::uuid(cid.toString().toStdString()))
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, Node()
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{
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bind(QHostAddress::AnyIPv4, ACN_SDT_MULTICAST_PORT);
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connect(this, &QUdpSocket::readyRead,
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this, &QSacnNode::UdpStreamHandler);
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onDiscovered(std::bind(&QSacnNode::emitFound, this,
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std::placeholders::_1));
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}
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void QSacnNode::subscribe(const uint16_t num)
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{
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if (universe(num)) // already subscribed
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return;
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qDebug() << "Subscribing to universe" << QString::number(num);
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Receiver::subscribe(num);
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joinMulticastGroup(IPv4MulticastAddress(num));
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}
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void QSacnNode::unsubscribe(const uint16_t num)
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{
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if (!universe(num)) // not subscribed
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return;
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qDebug() << "Unsubscribing from universe " << QString::number(num);
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leaveMulticastGroup(IPv4MulticastAddress(num));
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Receiver::unsubscribe(num);
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}
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void QSacnNode::UdpStreamHandler()
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{
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while (hasPendingDatagrams()) {
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qDebug() << "processing UDP datagram...";
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QNetworkDatagram datagram = receiveDatagram();
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// Expecting IANA registered Session Data Transport traffic
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if (datagram.destinationPort() != ACN_SDT_MULTICAST_PORT)
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return;
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// wrap a PDU io stream around the QNetworkDatagram data buffer
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PDU::Stream stream(new PDU::pdu_stream(
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(uint8_t*)datagram.data().constData(),
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datagram.data().length()));
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Appliance::UdpStreamHandler(stream);
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}
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}
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// wrap callback to Qt signal
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void QSacnNode::emitFound(
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std::shared_ptr<EXTENDED::DISCOVERY::DiscoveredUniverse> univ)
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{
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qDebug() << "found universe " << QString::number(univ->universe());
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emit foundUniverse(univ);
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}
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} // SACN
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