81 lines
2.4 KiB
C++
81 lines
2.4 KiB
C++
#include "tinysvcmdns.h"
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extern "C" {
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#include "mdnsd.h"
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}
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#include <QHostInfo>
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#include <QNetworkInterface>
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#include <QtEndian>
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#include "core/logging.h"
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void TinySVCMDNS::CreateMdnsd(uint32_t ipv4, QString ipv6) {
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// Get our hostname
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QString host = QHostInfo::localHostName();
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// Start the service
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mdnsd* mdnsd = mdnsd_start_bind(ipv4);
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// Set our hostname
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mdnsd_set_hostname(mdnsd, QString(host + ".local").toUtf8().constData(),
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ipv4);
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// Add to the list
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mdnsd_.append(mdnsd);
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}
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TinySVCMDNS::TinySVCMDNS() {
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// Get all network interfaces
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QList<QNetworkInterface> network_interfaces =
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QNetworkInterface::allInterfaces();
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for (QNetworkInterface network_interface : network_interfaces) {
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// Only use up and non loopback interfaces
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if (network_interface.flags().testFlag(network_interface.IsUp) &&
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!network_interface.flags().testFlag(network_interface.IsLoopBack)) {
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uint32_t ipv4 = 0;
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QString ipv6;
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qLog(Debug) << "Interface" << network_interface.humanReadableName();
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// Now check all network addresses for this device
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QList<QNetworkAddressEntry> network_address_entries =
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network_interface.addressEntries();
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for (QNetworkAddressEntry network_address_entry :
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network_address_entries) {
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QHostAddress host_address = network_address_entry.ip();
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if (host_address.protocol() == QAbstractSocket::IPv4Protocol) {
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ipv4 = qToBigEndian(host_address.toIPv4Address());
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qLog(Debug) << " ipv4:" << host_address.toString();
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} else if (host_address.protocol() == QAbstractSocket::IPv6Protocol) {
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ipv6 = host_address.toString();
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qLog(Debug) << " ipv6:" << host_address.toString();
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}
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}
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// Now start the service
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CreateMdnsd(ipv4, ipv6);
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}
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}
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}
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TinySVCMDNS::~TinySVCMDNS() {
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for (mdnsd* mdnsd : mdnsd_) {
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mdnsd_stop(mdnsd);
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}
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}
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void TinySVCMDNS::PublishInternal(const QString& domain, const QString& type,
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const QByteArray& name, quint16 port) {
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// Some pointless text, so tinymDNS publishes the service correctly.
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const char* txt[] = {"cat=nyan", nullptr};
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for (mdnsd* mdnsd : mdnsd_) {
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mdnsd_register_svc(mdnsd, name.constData(),
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QString(type + ".local").toUtf8().constData(), port,
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nullptr, txt);
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}
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}
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