/*
 * Copyright (C) 2003-2009 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "socket_util.h"
#include "config.h"

#include <sys/socket.h>
#include <netdb.h>

#ifdef HAVE_IPV6
#include <string.h>
#endif

char *
sockaddr_to_string(const struct sockaddr *sa, size_t length, GError **error)
{
	int ret;
	char host[NI_MAXHOST], serv[NI_MAXSERV];

	ret = getnameinfo(sa, length, host, sizeof(host), serv, sizeof(serv),
			  NI_NUMERICHOST|NI_NUMERICSERV);
	if (ret != 0) {
		g_set_error(error, g_quark_from_static_string("netdb"), ret,
			    gai_strerror(ret));
		return NULL;
	}

#ifdef HAVE_UN
	if (sa->sa_family == AF_UNIX)
		/* "serv" contains corrupt information with unix
		   sockets */
		return g_strdup(host);
#endif

#ifdef HAVE_IPV6
	if (strchr(host, ':') != NULL)
		return g_strconcat("[", host, "]:", serv, NULL);
#endif

	return g_strconcat(host, ":", serv, NULL);
}