tls_record_decryption.h
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1 /**
2  * @file tls_record_decryption.h
3  * @brief TLS record decryption
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2010-2019 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneSSL Open.
12  *
13  * This program is free software; you can redistribute it and/or
14  * modify it under the terms of the GNU General Public License
15  * as published by the Free Software Foundation; either version 2
16  * of the License, or (at your option) any later version.
17  *
18  * This program is distributed in the hope that it will be useful,
19  * but WITHOUT ANY WARRANTY; without even the implied warranty of
20  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21  * GNU General Public License for more details.
22  *
23  * You should have received a copy of the GNU General Public License
24  * along with this program; if not, write to the Free Software Foundation,
25  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
26  *
27  * @author Oryx Embedded SARL (www.oryx-embedded.com)
28  * @version 1.9.2
29  **/
30 
31 #ifndef _TLS_RECORD_DECRYPTION_H
32 #define _TLS_RECORD_DECRYPTION_H
33 
34 //Dependencies
35 #include "tls.h"
36 
37 //C++ guard
38 #ifdef __cplusplus
39  extern "C" {
40 #endif
41 
42 //TLS related functions
44  TlsEncryptionEngine *decryptionEngine, void *record);
45 
47  TlsEncryptionEngine *decryptionEngine, void *record);
48 
50  TlsEncryptionEngine *decryptionEngine, void *record);
51 
53  TlsEncryptionEngine *decryptionEngine, void *record);
54 
56  TlsEncryptionEngine *decryptionEngine, void *record);
57 
58 uint32_t tlsVerifyPadding(const uint8_t *data, size_t dataLen,
59  size_t *paddingLen);
60 
61 uint32_t tlsVerifyMac(TlsContext *context,
62  TlsEncryptionEngine *decryptionEngine, const void *record,
63  const uint8_t *data, size_t dataLen, size_t maxDataLen, const uint8_t *mac);
64 
65 uint32_t tlsExtractMac(TlsEncryptionEngine *decryptionEngine,
66  const uint8_t *data, size_t dataLen, size_t maxDataLen, uint8_t *mac);
67 
68 //C++ guard
69 #ifdef __cplusplus
70  }
71 #endif
72 
73 #endif
TLS (Transport Layer Security)
error_t tlsVerifyMessageAuthCode(TlsContext *context, TlsEncryptionEngine *decryptionEngine, void *record)
Check message authentication code.
error_t tlsDecryptStreamRecord(TlsContext *context, TlsEncryptionEngine *decryptionEngine, void *record)
Record decryption (stream cipher)
uint32_t tlsVerifyPadding(const uint8_t *data, size_t dataLen, size_t *paddingLen)
CBC padding verification (constant time)
uint32_t tlsExtractMac(TlsEncryptionEngine *decryptionEngine, const uint8_t *data, size_t dataLen, size_t maxDataLen, uint8_t *mac)
Extract the MAC from the TLS record (constant time)
uint32_t tlsVerifyMac(TlsContext *context, TlsEncryptionEngine *decryptionEngine, const void *record, const uint8_t *data, size_t dataLen, size_t maxDataLen, const uint8_t *mac)
MAC verification (constant time)
error_t tlsDecryptRecord(TlsContext *context, TlsEncryptionEngine *decryptionEngine, void *record)
Decrypt an incoming TLS record.
Encryption engine.
Definition: tls.h:1936
error_t
Error codes.
Definition: error.h:42
error_t tlsDecryptAeadRecord(TlsContext *context, TlsEncryptionEngine *decryptionEngine, void *record)
Record decryption (AEAD cipher)
uint8_t data[]
Definition: dtls_misc.h:169
error_t tlsDecryptCbcRecord(TlsContext *context, TlsEncryptionEngine *decryptionEngine, void *record)
Record decryption (CBC block cipher)
#define TlsContext
Definition: tls.h:36