mpd/src/zeroconf-bonjour.c

98 lines
2.6 KiB
C

/*
* Copyright (C) 2003-2011 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 "zeroconf-internal.h"
#include "listen.h"
#include <glib.h>
#include <dns_sd.h>
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "bonjour"
static DNSServiceRef dnsReference;
static GIOChannel *bonjour_channel;
static void
dnsRegisterCallback(G_GNUC_UNUSED DNSServiceRef sdRef,
G_GNUC_UNUSED DNSServiceFlags flags,
DNSServiceErrorType errorCode, const char *name,
G_GNUC_UNUSED const char *regtype,
G_GNUC_UNUSED const char *domain,
G_GNUC_UNUSED void *context)
{
if (errorCode != kDNSServiceErr_NoError) {
g_warning("Failed to register zeroconf service.");
bonjour_finish();
} else {
g_debug("Registered zeroconf service with name '%s'", name);
}
}
static gboolean
bonjour_channel_event(G_GNUC_UNUSED GIOChannel *source,
G_GNUC_UNUSED GIOCondition condition,
G_GNUC_UNUSED gpointer data)
{
DNSServiceProcessResult(dnsReference);
return dnsReference != NULL;
}
void init_zeroconf_osx(const char *serviceName)
{
DNSServiceErrorType error = DNSServiceRegister(&dnsReference,
0, 0, serviceName,
SERVICE_TYPE, NULL, NULL,
g_htons(listen_port), 0,
NULL,
dnsRegisterCallback,
NULL);
if (error != kDNSServiceErr_NoError) {
g_warning("Failed to register zeroconf service.");
if (dnsReference) {
DNSServiceRefDeallocate(dnsReference);
dnsReference = NULL;
}
return;
}
bonjour_channel = g_io_channel_unix_new(DNSServiceRefSockFD(dnsReference));
g_io_add_watch(bonjour_channel, G_IO_IN, bonjour_channel_event, NULL);
}
void bonjour_finish(void)
{
if (bonjour_channel != NULL) {
g_io_channel_unref(bonjour_channel);
bonjour_channel = NULL;
}
if (dnsReference != NULL) {
DNSServiceRefDeallocate(dnsReference);
dnsReference = NULL;
g_debug("Deregistered Zeroconf service.");
}
}