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/*
* Asterisk -- A telephony toolkit for Linux.
*
* DNS SRV record support
*
* Copyright (C) 1999-2005, Digium, Inc.
*
* Mark Spencer <markster@digium.com>
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*
* $Revision$
*/
#ifndef _ASTERISK_SRV_H
#define _ASTERISK_SRV_H
struct ast_channel;
/*!
\file srv.h
\brief Support for DNS SRV records, used in to locate SIP services.
Note: The Asterisk DNS SRV record support is broken, it only
supports the first DNS SRV record and will give no load
balancing or failover support.
*/
/*! Lookup entry in SRV records Returns 1 if found, 0 if not found, -1 on hangup
Only do SRV record lookup if you get a domain without a port. If you get a port #, it's a DNS host name.
*/
/*! \param chan Ast channel
\param host host name (return value)
\param hostlen Length of string "host"
\param port Port number (return value)
\param service Service tag for SRV lookup (like "_sip._udp" or "_stun._udp"
*/
extern int ast_get_srv(struct ast_channel *chan, char *host, int hostlen, int *port, const char *service);
#endif
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