xref: /freebsd/crypto/openssl/include/openssl/srtp.h (revision e7be843b4a162e68651d3911f0357ed464915629)
1 /*
2  * Copyright 2011-2016 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 /*
11  * DTLS code by Eric Rescorla <ekr@rtfm.com>
12  *
13  * Copyright (C) 2006, Network Resonance, Inc. Copyright (C) 2011, RTFM, Inc.
14  */
15 
16 #ifndef OPENSSL_SRTP_H
17 # define OPENSSL_SRTP_H
18 # pragma once
19 
20 # include <openssl/macros.h>
21 # ifndef OPENSSL_NO_DEPRECATED_3_0
22 #  define HEADER_D1_SRTP_H
23 # endif
24 
25 # include <openssl/ssl.h>
26 
27 #ifdef  __cplusplus
28 extern "C" {
29 #endif
30 
31 # define SRTP_AES128_CM_SHA1_80                     0x0001
32 # define SRTP_AES128_CM_SHA1_32                     0x0002
33 # define SRTP_AES128_F8_SHA1_80                     0x0003
34 # define SRTP_AES128_F8_SHA1_32                     0x0004
35 # define SRTP_NULL_SHA1_80                          0x0005
36 # define SRTP_NULL_SHA1_32                          0x0006
37 
38 /* AEAD SRTP protection profiles from RFC 7714 */
39 # define SRTP_AEAD_AES_128_GCM                      0x0007
40 # define SRTP_AEAD_AES_256_GCM                      0x0008
41 
42 /* DOUBLE AEAD SRTP protection profiles from RFC 8723 */
43 # define SRTP_DOUBLE_AEAD_AES_128_GCM_AEAD_AES_128_GCM   0x0009
44 # define SRTP_DOUBLE_AEAD_AES_256_GCM_AEAD_AES_256_GCM   0x000A
45 
46 /* ARIA SRTP protection profiles from RFC 8269 */
47 # define SRTP_ARIA_128_CTR_HMAC_SHA1_80             0x000B
48 # define SRTP_ARIA_128_CTR_HMAC_SHA1_32             0x000C
49 # define SRTP_ARIA_256_CTR_HMAC_SHA1_80             0x000D
50 # define SRTP_ARIA_256_CTR_HMAC_SHA1_32             0x000E
51 # define SRTP_AEAD_ARIA_128_GCM                     0x000F
52 # define SRTP_AEAD_ARIA_256_GCM                     0x0010
53 
54 # ifndef OPENSSL_NO_SRTP
55 
56 __owur int SSL_CTX_set_tlsext_use_srtp(SSL_CTX *ctx, const char *profiles);
57 __owur int SSL_set_tlsext_use_srtp(SSL *ssl, const char *profiles);
58 
59 __owur STACK_OF(SRTP_PROTECTION_PROFILE) *SSL_get_srtp_profiles(SSL *ssl);
60 __owur SRTP_PROTECTION_PROFILE *SSL_get_selected_srtp_profile(SSL *s);
61 
62 # endif
63 
64 #ifdef  __cplusplus
65 }
66 #endif
67 
68 #endif
69