diff options
Diffstat (limited to 'src/zeroconf')
| -rw-r--r-- | src/zeroconf/AvahiPoll.cxx | 146 | ||||
| -rw-r--r-- | src/zeroconf/AvahiPoll.hxx | 48 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfAvahi.cxx | 275 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfAvahi.hxx | 31 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfBonjour.cxx | 108 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfBonjour.hxx | 31 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfGlue.cxx | 83 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfGlue.hxx | 47 | ||||
| -rw-r--r-- | src/zeroconf/ZeroconfInternal.hxx | 26 |
9 files changed, 795 insertions, 0 deletions
diff --git a/src/zeroconf/AvahiPoll.cxx b/src/zeroconf/AvahiPoll.cxx new file mode 100644 index 000000000..20d5d74e6 --- /dev/null +++ b/src/zeroconf/AvahiPoll.cxx @@ -0,0 +1,146 @@ +/* + * 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 "AvahiPoll.hxx" +#include "event/SocketMonitor.hxx" +#include "event/TimeoutMonitor.hxx" + +static unsigned +FromAvahiWatchEvent(AvahiWatchEvent e) +{ + return (e & AVAHI_WATCH_IN ? SocketMonitor::READ : 0) | + (e & AVAHI_WATCH_OUT ? SocketMonitor::WRITE : 0) | + (e & AVAHI_WATCH_ERR ? SocketMonitor::ERROR : 0) | + (e & AVAHI_WATCH_HUP ? SocketMonitor::HANGUP : 0); +} + +static AvahiWatchEvent +ToAvahiWatchEvent(unsigned e) +{ + return AvahiWatchEvent((e & SocketMonitor::READ ? AVAHI_WATCH_IN : 0) | + (e & SocketMonitor::WRITE ? AVAHI_WATCH_OUT : 0) | + (e & SocketMonitor::ERROR ? AVAHI_WATCH_ERR : 0) | + (e & SocketMonitor::HANGUP ? AVAHI_WATCH_HUP : 0)); +} + +struct AvahiWatch final : private SocketMonitor { +private: + const AvahiWatchCallback callback; + void *const userdata; + + AvahiWatchEvent received; + +public: + AvahiWatch(int _fd, AvahiWatchEvent _event, + AvahiWatchCallback _callback, void *_userdata, + EventLoop &_loop) + :SocketMonitor(_fd, _loop), + callback(_callback), userdata(_userdata), + received(AvahiWatchEvent(0)) { + Schedule(FromAvahiWatchEvent(_event)); + } + + static void WatchUpdate(AvahiWatch *w, AvahiWatchEvent event) { + w->Schedule(FromAvahiWatchEvent(event)); + } + + static AvahiWatchEvent WatchGetEvents(AvahiWatch *w) { + return w->received; + } + + static void WatchFree(AvahiWatch *w) { + delete w; + } + +protected: + virtual bool OnSocketReady(unsigned flags) { + received = ToAvahiWatchEvent(flags); + callback(this, Get(), received, userdata); + received = AvahiWatchEvent(0); + return true; + } +}; + +static constexpr unsigned +TimevalToMS(const timeval &tv) +{ + return tv.tv_sec * 1000 + (tv.tv_usec + 500) / 1000; +} + +struct AvahiTimeout final : private TimeoutMonitor { +private: + const AvahiTimeoutCallback callback; + void *const userdata; + +public: + AvahiTimeout(const struct timeval *tv, + AvahiTimeoutCallback _callback, void *_userdata, + EventLoop &_loop) + :TimeoutMonitor(_loop), + callback(_callback), userdata(_userdata) { + if (tv != nullptr) + Schedule(TimevalToMS(*tv)); + } + + static void TimeoutUpdate(AvahiTimeout *t, const struct timeval *tv) { + if (tv != nullptr) + t->Schedule(TimevalToMS(*tv)); + else + t->Cancel(); + } + + static void TimeoutFree(AvahiTimeout *t) { + delete t; + } + +protected: + virtual void OnTimeout() { + callback(this, userdata); + } +}; + +MyAvahiPoll::MyAvahiPoll(EventLoop &_loop):event_loop(_loop) +{ + watch_new = WatchNew; + watch_update = AvahiWatch::WatchUpdate; + watch_get_events = AvahiWatch::WatchGetEvents; + watch_free = AvahiWatch::WatchFree; + timeout_new = TimeoutNew; + timeout_update = AvahiTimeout::TimeoutUpdate; + timeout_free = AvahiTimeout::TimeoutFree; +} + +AvahiWatch * +MyAvahiPoll::WatchNew(const AvahiPoll *api, int fd, AvahiWatchEvent event, + AvahiWatchCallback callback, void *userdata) { + const MyAvahiPoll &poll = *(const MyAvahiPoll *)api; + + return new AvahiWatch(fd, event, callback, userdata, + poll.event_loop); +} + +AvahiTimeout * +MyAvahiPoll::TimeoutNew(const AvahiPoll *api, const struct timeval *tv, + AvahiTimeoutCallback callback, void *userdata) { + const MyAvahiPoll &poll = *(const MyAvahiPoll *)api; + + return new AvahiTimeout(tv, callback, userdata, + poll.event_loop); +} diff --git a/src/zeroconf/AvahiPoll.hxx b/src/zeroconf/AvahiPoll.hxx new file mode 100644 index 000000000..e194d3370 --- /dev/null +++ b/src/zeroconf/AvahiPoll.hxx @@ -0,0 +1,48 @@ +/* + * 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. + */ + +#ifndef MPD_AVAHI_POLL_HXX +#define MPD_AVAHI_POLL_HXX + +#include "check.h" +#include "Compiler.h" + +#include <avahi-common/watch.h> + +class EventLoop; + +class MyAvahiPoll final : public AvahiPoll { + EventLoop &event_loop; + +public: + MyAvahiPoll(EventLoop &_loop); + +private: + static AvahiWatch *WatchNew(const AvahiPoll *api, int fd, + AvahiWatchEvent event, + AvahiWatchCallback callback, + void *userdata); + + static AvahiTimeout *TimeoutNew(const AvahiPoll *api, + const struct timeval *tv, + AvahiTimeoutCallback callback, + void *userdata); +}; + +#endif diff --git a/src/zeroconf/ZeroconfAvahi.cxx b/src/zeroconf/ZeroconfAvahi.cxx new file mode 100644 index 000000000..8cd09cbed --- /dev/null +++ b/src/zeroconf/ZeroconfAvahi.cxx @@ -0,0 +1,275 @@ +/* + * 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 "ZeroconfAvahi.hxx" +#include "AvahiPoll.hxx" +#include "ZeroconfInternal.hxx" +#include "Listen.hxx" +#include "system/FatalError.hxx" +#include "util/Domain.hxx" +#include "Log.hxx" + +#include <avahi-client/client.h> +#include <avahi-client/publish.h> + +#include <avahi-common/alternative.h> +#include <avahi-common/domain.h> +#include <avahi-common/malloc.h> +#include <avahi-common/error.h> + +static constexpr Domain avahi_domain("avahi"); + +static char *avahiName; +static bool avahi_running; +static MyAvahiPoll *avahi_poll; +static AvahiClient *avahiClient; +static AvahiEntryGroup *avahiGroup; + +static void avahiRegisterService(AvahiClient * c); + +/* Callback when the EntryGroup changes state */ +static void avahiGroupCallback(AvahiEntryGroup * g, + AvahiEntryGroupState state, + gcc_unused void *userdata) +{ + char *n; + assert(g); + + FormatDebug(avahi_domain, + "Service group changed to state %d", state); + + switch (state) { + case AVAHI_ENTRY_GROUP_ESTABLISHED: + /* The entry group has been established successfully */ + FormatDefault(avahi_domain, + "Service '%s' successfully established.", + avahiName); + break; + + case AVAHI_ENTRY_GROUP_COLLISION: + /* A service name collision happened. Let's pick a new name */ + n = avahi_alternative_service_name(avahiName); + avahi_free(avahiName); + avahiName = n; + + FormatDefault(avahi_domain, + "Service name collision, renaming service to '%s'", + avahiName); + + /* And recreate the services */ + avahiRegisterService(avahi_entry_group_get_client(g)); + break; + + case AVAHI_ENTRY_GROUP_FAILURE: + FormatError(avahi_domain, + "Entry group failure: %s", + avahi_strerror(avahi_client_errno + (avahi_entry_group_get_client(g)))); + /* Some kind of failure happened while we were registering our services */ + avahi_running = false; + break; + + case AVAHI_ENTRY_GROUP_UNCOMMITED: + LogDebug(avahi_domain, "Service group is UNCOMMITED"); + break; + case AVAHI_ENTRY_GROUP_REGISTERING: + LogDebug(avahi_domain, "Service group is REGISTERING"); + } +} + +/* Registers a new service with avahi */ +static void avahiRegisterService(AvahiClient * c) +{ + FormatDebug(avahi_domain, "Registering service %s/%s", + SERVICE_TYPE, avahiName); + + int ret; + assert(c); + + /* If this is the first time we're called, + * let's create a new entry group */ + if (!avahiGroup) { + avahiGroup = avahi_entry_group_new(c, avahiGroupCallback, nullptr); + if (!avahiGroup) { + FormatError(avahi_domain, + "Failed to create avahi EntryGroup: %s", + avahi_strerror(avahi_client_errno(c))); + goto fail; + } + } + + /* Add the service */ + /* TODO: This currently binds to ALL interfaces. + * We could maybe add a service per actual bound interface, + * if that's better. */ + ret = avahi_entry_group_add_service(avahiGroup, + AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, + AvahiPublishFlags(0), + avahiName, SERVICE_TYPE, nullptr, + nullptr, listen_port, nullptr); + if (ret < 0) { + FormatError(avahi_domain, "Failed to add service %s: %s", + SERVICE_TYPE, avahi_strerror(ret)); + goto fail; + } + + /* Tell the server to register the service group */ + ret = avahi_entry_group_commit(avahiGroup); + if (ret < 0) { + FormatError(avahi_domain, "Failed to commit service group: %s", + avahi_strerror(ret)); + goto fail; + } + return; + +fail: + avahi_running = false; +} + +/* Callback when avahi changes state */ +static void avahiClientCallback(AvahiClient * c, AvahiClientState state, + gcc_unused void *userdata) +{ + int reason; + assert(c); + + /* Called whenever the client or server state changes */ + FormatDebug(avahi_domain, "Client changed to state %d", state); + + switch (state) { + case AVAHI_CLIENT_S_RUNNING: + LogDebug(avahi_domain, "Client is RUNNING"); + + /* The server has startup successfully and registered its host + * name on the network, so it's time to create our services */ + if (!avahiGroup) + avahiRegisterService(c); + break; + + case AVAHI_CLIENT_FAILURE: + reason = avahi_client_errno(c); + if (reason == AVAHI_ERR_DISCONNECTED) { + LogDefault(avahi_domain, + "Client Disconnected, will reconnect shortly"); + if (avahiGroup) { + avahi_entry_group_free(avahiGroup); + avahiGroup = nullptr; + } + if (avahiClient) + avahi_client_free(avahiClient); + avahiClient = + avahi_client_new(avahi_poll, + AVAHI_CLIENT_NO_FAIL, + avahiClientCallback, nullptr, + &reason); + if (!avahiClient) { + FormatWarning(avahi_domain, + "Could not reconnect: %s", + avahi_strerror(reason)); + avahi_running = false; + } + } else { + FormatWarning(avahi_domain, + "Client failure: %s (terminal)", + avahi_strerror(reason)); + avahi_running = false; + } + break; + + case AVAHI_CLIENT_S_COLLISION: + LogDebug(avahi_domain, "Client is COLLISION"); + + /* Let's drop our registered services. When the server is back + * in AVAHI_SERVER_RUNNING state we will register them + * again with the new host name. */ + if (avahiGroup) { + LogDebug(avahi_domain, "Resetting group"); + avahi_entry_group_reset(avahiGroup); + } + + break; + + case AVAHI_CLIENT_S_REGISTERING: + LogDebug(avahi_domain, "Client is REGISTERING"); + + /* The server records are now being established. This + * might be caused by a host name change. We need to wait + * for our own records to register until the host name is + * properly esatblished. */ + + if (avahiGroup) { + LogDebug(avahi_domain, "Resetting group"); + avahi_entry_group_reset(avahiGroup); + } + + break; + + case AVAHI_CLIENT_CONNECTING: + LogDebug(avahi_domain, "Client is CONNECTING"); + break; + } +} + +void +AvahiInit(EventLoop &loop, const char *serviceName) +{ + LogDebug(avahi_domain, "Initializing interface"); + + if (!avahi_is_valid_service_name(serviceName)) + FormatFatalError("Invalid zeroconf_name \"%s\"", serviceName); + + avahiName = avahi_strdup(serviceName); + + avahi_running = true; + + avahi_poll = new MyAvahiPoll(loop); + + int error; + avahiClient = avahi_client_new(avahi_poll, AVAHI_CLIENT_NO_FAIL, + avahiClientCallback, nullptr, &error); + + if (!avahiClient) { + FormatError(avahi_domain, "Failed to create client: %s", + avahi_strerror(error)); + AvahiDeinit(); + } +} + +void +AvahiDeinit(void) +{ + LogDebug(avahi_domain, "Shutting down interface"); + + if (avahiGroup) { + avahi_entry_group_free(avahiGroup); + avahiGroup = nullptr; + } + + if (avahiClient) { + avahi_client_free(avahiClient); + avahiClient = nullptr; + } + + delete avahi_poll; + avahi_poll = nullptr; + + avahi_free(avahiName); + avahiName = nullptr; +} diff --git a/src/zeroconf/ZeroconfAvahi.hxx b/src/zeroconf/ZeroconfAvahi.hxx new file mode 100644 index 000000000..09a199f55 --- /dev/null +++ b/src/zeroconf/ZeroconfAvahi.hxx @@ -0,0 +1,31 @@ +/* + * 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. + */ + +#ifndef MPD_ZEROCONF_AVAHI_HXX +#define MPD_ZEROCONF_AVAHI_HXX + +class EventLoop; + +void +AvahiInit(EventLoop &loop, const char *service_name); + +void +AvahiDeinit(); + +#endif 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; +} diff --git a/src/zeroconf/ZeroconfBonjour.hxx b/src/zeroconf/ZeroconfBonjour.hxx new file mode 100644 index 000000000..cff52815e --- /dev/null +++ b/src/zeroconf/ZeroconfBonjour.hxx @@ -0,0 +1,31 @@ +/* + * 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. + */ + +#ifndef MPD_ZEROCONF_BONJOUR_HXX +#define MPD_ZEROCONF_BONJOUR_HXX + +class EventLoop; + +void +BonjourInit(EventLoop &loop, const char *service_name); + +void +BonjourDeinit(); + +#endif diff --git a/src/zeroconf/ZeroconfGlue.cxx b/src/zeroconf/ZeroconfGlue.cxx new file mode 100644 index 000000000..95797491b --- /dev/null +++ b/src/zeroconf/ZeroconfGlue.cxx @@ -0,0 +1,83 @@ +/* + * 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 "ZeroconfGlue.hxx" +#include "ZeroconfAvahi.hxx" +#include "ZeroconfBonjour.hxx" +#include "config/ConfigGlobal.hxx" +#include "config/ConfigOption.hxx" +#include "Listen.hxx" +#include "util/Domain.hxx" +#include "Log.hxx" +#include "Compiler.h" + +static constexpr Domain zeroconf_domain("zeroconf"); + +/* The default service name to publish + * (overridden by 'zeroconf_name' config parameter) + */ +#define SERVICE_NAME "Music Player" + +#define DEFAULT_ZEROCONF_ENABLED 1 + +static int zeroconfEnabled; + +void +ZeroconfInit(gcc_unused EventLoop &loop) +{ + const char *serviceName; + + zeroconfEnabled = config_get_bool(CONF_ZEROCONF_ENABLED, + DEFAULT_ZEROCONF_ENABLED); + if (!zeroconfEnabled) + return; + + if (listen_port <= 0) { + LogWarning(zeroconf_domain, + "No global port, disabling zeroconf"); + zeroconfEnabled = false; + return; + } + + serviceName = config_get_string(CONF_ZEROCONF_NAME, SERVICE_NAME); + +#ifdef HAVE_AVAHI + AvahiInit(loop, serviceName); +#endif + +#ifdef HAVE_BONJOUR + BonjourInit(loop, serviceName); +#endif +} + +void +ZeroconfDeinit() +{ + if (!zeroconfEnabled) + return; + +#ifdef HAVE_AVAHI + AvahiDeinit(); +#endif /* HAVE_AVAHI */ + +#ifdef HAVE_BONJOUR + BonjourDeinit(); +#endif +} diff --git a/src/zeroconf/ZeroconfGlue.hxx b/src/zeroconf/ZeroconfGlue.hxx new file mode 100644 index 000000000..5d2f29642 --- /dev/null +++ b/src/zeroconf/ZeroconfGlue.hxx @@ -0,0 +1,47 @@ +/* + * 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. + */ + +#ifndef MPD_ZEROCONF_GLUE_HXX +#define MPD_ZEROCONF_GLUE_HXX + +#include "check.h" + +class EventLoop; + +#ifdef HAVE_ZEROCONF + +void +ZeroconfInit(EventLoop &loop); + +void +ZeroconfDeinit(); + +#else /* ! HAVE_ZEROCONF */ + +static inline void +ZeroconfInit(EventLoop &) +{} + +static inline void +ZeroconfDeinit() +{} + +#endif /* ! HAVE_ZEROCONF */ + +#endif diff --git a/src/zeroconf/ZeroconfInternal.hxx b/src/zeroconf/ZeroconfInternal.hxx new file mode 100644 index 000000000..4d47d260a --- /dev/null +++ b/src/zeroconf/ZeroconfInternal.hxx @@ -0,0 +1,26 @@ +/* + * 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. + */ + +#ifndef ZEROCONF_INTERNAL_H +#define ZEROCONF_INTERNAL_H + +/* The dns-sd service type qualifier to publish */ +#define SERVICE_TYPE "_mpd._tcp" + +#endif |