aes_alt.h

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/*
 * Copyright (c) 2001-2019, Arm Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef MBEDTLS_AES_ALT_H
#define MBEDTLS_AES_ALT_H
 
 
#if defined(MBEDTLS_CONFIG_FILE)
#include MBEDTLS_CONFIG_FILE
#endif
 
 
#include <stddef.h>
#include <stdint.h>
 
#if defined(MBEDTLS_AES_ALT)
 
 
/* padlock.c and aesni.c rely on these values! */
#define MBEDTLS_AES_ENCRYPT     1 
#define MBEDTLS_AES_DECRYPT     0 
/* Error codes in range 0x0020-0x0022 */
#define MBEDTLS_ERR_AES_INVALID_KEY_LENGTH                -0x0020  
#define MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH              -0x0022  
/* Error codes in range 0x0023-0x0025 */
#define MBEDTLS_ERR_AES_FEATURE_UNAVAILABLE               -0x0023  
#define MBEDTLS_ERR_AES_HW_ACCEL_FAILED                   -0x0025  
/* The Size of the AES context.*/
#define MBEDTLS_AES_CONTEXT_SIZE_IN_WORDS           (29)
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct
{
    uint32_t buf[MBEDTLS_AES_CONTEXT_SIZE_IN_WORDS];
} mbedtls_aes_context;
 
 
#if defined(MBEDTLS_CIPHER_MODE_XTS)
typedef struct mbedtls_aes_xts_context
{
    mbedtls_aes_context crypt; 
    mbedtls_aes_context tweak; 
} mbedtls_aes_xts_context;
#endif /* MBEDTLS_CIPHER_MODE_XTS */
 
#ifdef __cplusplus
}
#endif
 
#endif  /* MBEDTLS_AES_ALT */
 
#endif /* MBEDTLS_AES_ALT_H */