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res_srtp: Enable AES-256 and AES-GCM.

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ASTERISK-26190 #close

Change-Id: I11326d80edd656524a51a19450e586c583aa0a0b
This commit is contained in:
Alexander Traud
2016-07-13 12:24:46 +02:00
parent c2a72e6aa6
commit 1d2173c7ae
9 changed files with 811 additions and 119 deletions
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18
include/asterisk/sdp_srtp.h
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@@ -20,8 +20,7 @@
*
* \brief SRTP and SDP Security descriptions
*
* Specified in RFC 4568
* Specified in RFC 3711
* Specified in RFC 3711, 6188, 7714, and 4568
*
* \author Mikael Magnusson <mikma@users.sourceforge.net>
*/
@@ -29,7 +28,8 @@
#ifndef _SDP_SRTP_H
#define _SDP_SRTP_H
#include <asterisk/rtp_engine.h>
#include "asterisk/linkedlists.h" /* for AST_LIST_ENTRY */
#include "asterisk/rtp_engine.h" /* for ast_rtp_instance */
struct ast_sdp_crypto;
@@ -37,12 +37,18 @@ struct ast_sdp_crypto;
struct ast_sdp_srtp {
unsigned int flags;
struct ast_sdp_crypto *crypto;
AST_LIST_ENTRY(ast_sdp_srtp) sdp_srtp_list;
};
/* SRTP flags */
#define AST_SRTP_CRYPTO_OFFER_OK (1 << 1)
#define AST_SRTP_CRYPTO_TAG_32 (1 << 2)
#define AST_SRTP_CRYPTO_TAG_80 (1 << 3)
#define AST_SRTP_CRYPTO_OFFER_OK (1 << 1)
#define AST_SRTP_CRYPTO_TAG_32 (1 << 2)
#define AST_SRTP_CRYPTO_TAG_80 (1 << 3)
#define AST_SRTP_CRYPTO_TAG_16 (1 << 4)
#define AST_SRTP_CRYPTO_TAG_8 (1 << 5)
#define AST_SRTP_CRYPTO_AES_192 (1 << 6)
#define AST_SRTP_CRYPTO_AES_256 (1 << 7)
#define AST_SRTP_CRYPTO_OLD_NAME (1 << 8)
/*!
* \brief allocate a ast_sdp_srtp structure