sdp.cpp

/*
 *  Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010, 2011 Savoir-Faire Linux Inc.
 *
 *  Author: Emmanuel Milou <emmanuel.milou@savoirfairelinux.com>
 *  Author: Alexandre Savard <alexandre.savard@savoirfairelinux.com>
 *
 *  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 3 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Additional permission under GNU GPL version 3 section 7:
 *
 *  If you modify this program, or any covered work, by linking or
 *  combining it with the OpenSSL project's OpenSSL library (or a
 *  modified version of that library), containing parts covered by the
 *  terms of the OpenSSL or SSLeay licenses, Savoir-Faire Linux Inc.
 *  grants you additional permission to convey the resulting work.
 *  Corresponding Source for a non-source form of such a combination
 *  shall include the source code for the parts of OpenSSL used as well
 *  as that of the covered work.
 */

#include "sdp.h"
#include "sdpmedia.h"
#include "global.h"
#include "manager.h"
static const char* const ZRTP_VERSION = "1.10";

static const pj_str_t STR_AUDIO = { (char*) "audio", 5};
static const pj_str_t STR_VIDEO = { (char*) "video", 5};
static const pj_str_t STR_IN = { (char*) "IN", 2 };
static const pj_str_t STR_IP4 = { (char*) "IP4", 3};
static const pj_str_t STR_IP6 = { (char*) "IP6", 3};
static const pj_str_t STR_RTP_AVP = { (char*) "RTP/AVP", 7 };
static const pj_str_t STR_RTP_SAVP = { (char*) "RTP/SAVP", 8 };
static const pj_str_t STR_SDP_NAME = { (char*) "sflphone", 8 };
static const pj_str_t STR_SENDRECV = { (char*) "sendrecv", 8 };
static const pj_str_t STR_RTPMAP = { (char*) "rtpmap", 6 };
static const pj_str_t STR_CRYPTO = { (char*) "crypto", 6 };
static const pj_str_t STR_TELEPHONE_EVENT = { (char*) "telephone-event", 15};


Sdp::Sdp (pj_pool_t *pool)
    : memPool_(pool)
	, negotiator_(NULL)
    , localSession_(NULL)
	, remoteSession_(NULL)
    , activeLocalSession_(NULL)
    , activeRemoteSession_(NULL)
    , localAudioMediaCap_()
    , sessionAudioMedia_(0)
    , localIpAddr_("")
	, remoteIpAddr_("")
    , localAudioPort_(0)
	, remoteAudioPort_(0)
	, zrtpHelloHash_("")
	, srtpCrypto_()
    , telephoneEventPayload_(101) // same as asterisk
{
}