stm32f4xx_crypto_cipher.h
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1 /**
2  * @file stm32f4xx_crypto_cipher.h
3  * @brief STM32F4 cipher hardware accelerator
4  *
5  * @section License
6  *
7  * SPDX-License-Identifier: GPL-2.0-or-later
8  *
9  * Copyright (C) 2010-2024 Oryx Embedded SARL. All rights reserved.
10  *
11  * This file is part of CycloneCRYPTO 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 2.4.0
29  **/
30 
31 #ifndef _STM32F4XX_CRYPTO_CIPHER_H
32 #define _STM32F4XX_CRYPTO_CIPHER_H
33 
34 //Dependencies
35 #include "core/crypto.h"
36 
37 //Cipher hardware accelerator
38 #ifndef STM32F4XX_CRYPTO_CIPHER_SUPPORT
39  #define STM32F4XX_CRYPTO_CIPHER_SUPPORT DISABLED
40 #elif (STM32F4XX_CRYPTO_CIPHER_SUPPORT != ENABLED && STM32F4XX_CRYPTO_CIPHER_SUPPORT != DISABLED)
41  #error STM32F4XX_CRYPTO_CIPHER_SUPPORT parameter is not valid
42 #endif
43 
44 //GCM_CCMPH bitfield
45 #define CRYP_CR_GCM_CCMPH_INIT 0
46 #define CRYP_CR_GCM_CCMPH_HEADER CRYP_CR_GCM_CCMPH_0
47 #define CRYP_CR_GCM_CCMPH_PAYLOAD CRYP_CR_GCM_CCMPH_1
48 #define CRYP_CR_GCM_CCMPH_FINAL (CRYP_CR_GCM_CCMPH_1 | CRYP_CR_GCM_CCMPH_0)
49 
50 //KEYSIZE bitfield
51 #define CRYP_CR_KEYSIZE_128B 0
52 #define CRYP_CR_KEYSIZE_192B CRYP_CR_KEYSIZE_0
53 #define CRYP_CR_KEYSIZE_256B CRYP_CR_KEYSIZE_1
54 
55 //DATATYPE bitfield
56 #define CRYP_CR_DATATYPE_32B 0
57 #define CRYP_CR_DATATYPE_16B CRYP_CR_DATATYPE_0
58 #define CRYP_CR_DATATYPE_8B CRYP_CR_DATATYPE_1
59 #define CRYP_CR_DATATYPE_1B (CRYP_CR_DATATYPE_1 | CRYP_CR_DATATYPE_0)
60 
61 //C++ guard
62 #ifdef __cplusplus
63 extern "C" {
64 #endif
65 
66 //Cipher related functions
67 error_t crypInit(void);
68 
69 //C++ guard
70 #ifdef __cplusplus
71 }
72 #endif
73 
74 #endif
General definitions for cryptographic algorithms.
error_t
Error codes.
Definition: error.h:43
error_t crypInit(void)
CRYP module initialization.