diff options
Diffstat (limited to 'src/zeroconf/ZeroconfBonjour.cxx')
-rw-r--r-- | src/zeroconf/ZeroconfBonjour.cxx | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/zeroconf/ZeroconfBonjour.cxx b/src/zeroconf/ZeroconfBonjour.cxx new file mode 100644 index 000000000..5b5de1247 --- /dev/null +++ b/src/zeroconf/ZeroconfBonjour.cxx @@ -0,0 +1,108 @@ +/* + * Copyright (C) 2003-2014 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program 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; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "config.h" +#include "ZeroconfBonjour.hxx" +#include "ZeroconfInternal.hxx" +#include "Listen.hxx" +#include "event/SocketMonitor.hxx" +#include "util/Domain.hxx" +#include "Log.hxx" +#include "Compiler.h" + +#include <glib.h> + +#include <dns_sd.h> + +static constexpr Domain bonjour_domain("bonjour"); + +class BonjourMonitor final : public SocketMonitor { + DNSServiceRef service_ref; + +public: + BonjourMonitor(EventLoop &_loop, DNSServiceRef _service_ref) + :SocketMonitor(DNSServiceRefSockFD(_service_ref), _loop), + service_ref(_service_ref) { + ScheduleRead(); + } + + ~BonjourMonitor() { + DNSServiceRefDeallocate(service_ref); + } + +protected: + virtual bool OnSocketReady(gcc_unused unsigned flags) override { + DNSServiceProcessResult(service_ref); + return false; + } +}; + +static BonjourMonitor *bonjour_monitor; + +static void +dnsRegisterCallback(gcc_unused DNSServiceRef sdRef, + gcc_unused DNSServiceFlags flags, + DNSServiceErrorType errorCode, const char *name, + gcc_unused const char *regtype, + gcc_unused const char *domain, + gcc_unused void *context) +{ + if (errorCode != kDNSServiceErr_NoError) { + LogError(bonjour_domain, + "Failed to register zeroconf service"); + + bonjour_monitor->Cancel(); + } else { + FormatDebug(bonjour_domain, + "Registered zeroconf service with name '%s'", + name); + } +} + +void +BonjourInit(EventLoop &loop, const char *service_name) +{ + DNSServiceRef dnsReference; + DNSServiceErrorType error = DNSServiceRegister(&dnsReference, + 0, 0, service_name, + SERVICE_TYPE, nullptr, nullptr, + g_htons(listen_port), 0, + nullptr, + dnsRegisterCallback, + nullptr); + + if (error != kDNSServiceErr_NoError) { + LogError(bonjour_domain, + "Failed to register zeroconf service"); + + if (dnsReference) { + DNSServiceRefDeallocate(dnsReference); + dnsReference = nullptr; + } + return; + } + + bonjour_monitor = new BonjourMonitor(loop, dnsReference); +} + +void +BonjourDeinit() +{ + delete bonjour_monitor; +} |