stm32l0xx_crypto_cipher.h
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1 /**
2  * @file stm32l0xx_crypto_cipher.h
3  * @brief STM32L0 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 _STM32L0XX_CRYPTO_CIPHER_H
32 #define _STM32L0XX_CRYPTO_CIPHER_H
33 
34 //Dependencies
35 #include "core/crypto.h"
36 
37 //Cipher hardware accelerator
38 #ifndef STM32L0XX_CRYPTO_CIPHER_SUPPORT
39  #define STM32L0XX_CRYPTO_CIPHER_SUPPORT DISABLED
40 #elif (STM32L0XX_CRYPTO_CIPHER_SUPPORT != ENABLED && STM32L0XX_CRYPTO_CIPHER_SUPPORT != DISABLED)
41  #error STM32L0XX_CRYPTO_CIPHER_SUPPORT parameter is not valid
42 #endif
43 
44 //CHMOD bitfield
45 #define AES_CR_CHMOD_ECB 0
46 #define AES_CR_CHMOD_CBC AES_CR_CHMOD_0
47 #define AES_CR_CHMOD_CTR AES_CR_CHMOD_1
48 
49 //MODE bitfield
50 #define AES_CR_MODE_ENCRYPTION 0
51 #define AES_CR_MODE_KEY_DERIVATION AES_CR_MODE_0
52 #define AES_CR_MODE_DECRYPTION AES_CR_MODE_1
53 
54 //DATATYPE bitfield
55 #define AES_CR_DATATYPE_32B 0
56 #define AES_CR_DATATYPE_16B AES_CR_DATATYPE_0
57 #define AES_CR_DATATYPE_8B AES_CR_DATATYPE_1
58 #define AES_CR_DATATYPE_1B (AES_CR_DATATYPE_1 | AES_CR_DATATYPE_0)
59 
60 //C++ guard
61 #ifdef __cplusplus
62 extern "C" {
63 #endif
64 
65 //Cipher related functions
66 error_t crypInit(void);
67 
68 //C++ guard
69 #ifdef __cplusplus
70 }
71 #endif
72 
73 #endif
crypto.h
General definitions for cryptographic algorithms.
error_t
error_t
Error codes.
Definition: error.h:43
crypInit
error_t crypInit(void)
CRYP module initialization.
Definition: apm32f4xx_crypto_cipher.c:53