9a49f002b7
KDNSSD only works with Avahi (so, only on Linux) while mdns.h is a header-only library [1] that implements mdns from scratch and should work on all platforms. [1] https://github.com/mjansson/mdns
63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
/**
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* SPDX-FileCopyrightText: 2023 Albert Vaca <albertvaka@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
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*/
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#include "mdnsdiscovery.h"
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#include "core_debug.h"
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#include "kdeconnectconfig.h"
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#include "lanlinkprovider.h"
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#include "mdns_wrapper.h"
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const QString kServiceType = QStringLiteral("_kdeconnect._udp.local");
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MdnsDiscovery::MdnsDiscovery(LanLinkProvider *lanLinkProvider)
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: lanLinkProvider(lanLinkProvider)
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, mdnsAnnouncer(KdeConnectConfig::instance().deviceId(), kServiceType, LanLinkProvider::UDP_PORT)
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{
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KdeConnectConfig &config = KdeConnectConfig::instance();
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mdnsAnnouncer.putTxtRecord(QStringLiteral("id"), config.deviceId());
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mdnsAnnouncer.putTxtRecord(QStringLiteral("name"), config.name());
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mdnsAnnouncer.putTxtRecord(QStringLiteral("type"), config.deviceType().toString());
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mdnsAnnouncer.putTxtRecord(QStringLiteral("protocol"), QString::number(NetworkPacket::s_protocolVersion));
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connect(&mdnsDiscoverer, &MdnsWrapper::Discoverer::serviceFound, [lanLinkProvider](const MdnsWrapper::Discoverer::MdnsService &service) {
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if (KdeConnectConfig::instance().deviceId() == service.name) {
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qCDebug(KDECONNECT_CORE) << "Discovered myself, ignoring";
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return;
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}
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lanLinkProvider->sendUdpIdentityPacket(QList<QHostAddress>{service.address});
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qCDebug(KDECONNECT_CORE) << "Discovered" << service.name << "at" << service.address;
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});
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}
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MdnsDiscovery::~MdnsDiscovery()
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{
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stopAnnouncing();
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stopDiscovering();
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}
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void MdnsDiscovery::startAnnouncing()
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{
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mdnsAnnouncer.startAnnouncing();
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}
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void MdnsDiscovery::stopAnnouncing()
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{
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mdnsAnnouncer.stopAnnouncing();
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}
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void MdnsDiscovery::startDiscovering()
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{
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mdnsDiscoverer.startDiscovering(kServiceType);
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}
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void MdnsDiscovery::stopDiscovering()
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{
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mdnsDiscoverer.stopDiscovering();
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}
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#include "moc_mdnsdiscovery.cpp"
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