srtp.c

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00001 /*
00002  * Asterisk -- An open source telephony toolkit.
00003  *
00004  * Copyright (C) 2006 - 2007, Mikael Magnusson
00005  *
00006  * Mikael Magnusson <mikma@users.sourceforge.net>
00007  *
00008  * See http://www.asterisk.org for more information about
00009  * the Asterisk project. Please do not directly contact
00010  * any of the maintainers of this project for assistance;
00011  * the project provides a web site, mailing lists and IRC
00012  * channels for your use.
00013  *
00014  * This program is free software, distributed under the terms of
00015  * the GNU General Public License Version 2. See the LICENSE file
00016  * at the top of the source tree.
00017  */
00018 
00019 /*! \file sip_srtp.c
00020  *
00021  * \brief SIP Secure RTP (SRTP)
00022  *
00023  * Specified in RFC 3711
00024  *
00025  * \author Mikael Magnusson <mikma@users.sourceforge.net>
00026  */
00027 
00028 #include "asterisk.h"
00029 
00030 ASTERISK_FILE_VERSION(__FILE__, "$Revision: 268894 $")
00031 
00032 #include "asterisk/utils.h"
00033 #include "include/srtp.h"
00034 
00035 struct sip_srtp *sip_srtp_alloc(void)
00036 {
00037    struct sip_srtp *srtp;
00038 
00039    srtp = ast_calloc(1, sizeof(*srtp));
00040 
00041    return srtp;
00042 }
00043 
00044 void sip_srtp_destroy(struct sip_srtp *srtp)
00045 {
00046    if (srtp->crypto) {
00047       sdp_crypto_destroy(srtp->crypto);
00048    }
00049    srtp->crypto = NULL;
00050    ast_free(srtp);
00051 }
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srtp.c
