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/*
* Copyright (c) 2004-2006 Maxim Sobolev <sobomax@FreeBSD.org>
* Copyright (c) 2006-2007 Sippy Software, Inc., http://www.sippysoft.com
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: rtpp_session.h,v 1.9 2008/04/03 17:48:45 sobomax Exp $
*
*/
#ifndef _RTPP_SESSION_H_
#define _RTPP_SESSION_H_
#include <sys/types.h>
#include <sys/socket.h>
#include "rtp_server.h"
#include "rtp_resizer.h"
#include "rtpp_log.h"
struct rtpp_session {
int ttl;
unsigned long pcount[4];
char *call_id;
char *tag;
rtpp_log_t log;
struct rtpp_session* rtcp;
struct rtpp_session* rtp;
/* Remote source addresses, one for caller and one for callee */
struct sockaddr *addr[2];
/* Flag which tells if we are allowed to update address with RTP src IP */
int canupdate[2];
/* Local listen addresses/ports */
struct sockaddr *laddr[2];
int ports[2];
/* Descriptors */
int fds[2];
/* Session is complete, that is we received both request and reply */
int complete;
int asymmetric[2];
/* Flags: strong create/delete; weak ones */
int strong;
int weak[2];
/* Pointers to rtpp_record's opaque data type */
void *rrcs[2];
struct rtp_server *rtps[2];
/* References to fd-to-session table */
int sidx[2];
/* Reference to active RTP generators table */
int sridx;
/* Flag that indicates whether or not address supplied by client can't be trusted */
int untrusted_addr[2];
struct rtp_resizer resizers[2];
struct rtpp_session *prev;
struct rtpp_session *next;
};
void init_hash_table(struct cfg *);
struct rtpp_session *hash_table_findfirst(struct cfg *, char *);
struct rtpp_session *hash_table_findnext(struct rtpp_session *);
void hash_table_append(struct cfg *, struct rtpp_session *);
void append_session(struct cfg *, struct rtpp_session *, int);
void remove_session(struct cfg *, struct rtpp_session *);
int compare_session_tags(char *, char *, unsigned *);
int find_stream(struct cfg *, char *, char *, char *, struct rtpp_session **);
#endif
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