wolfssl-w32/wolfssl/openssl/aes.h

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/* aes.h
*
* Copyright (C) 2006-2023 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
/* aes.h defines mini des openssl compatibility layer
*
*/
#ifndef WOLFSSL_AES_H_
#define WOLFSSL_AES_H_
#include <wolfssl/wolfcrypt/settings.h>
#ifndef NO_AES
#include <wolfssl/wolfcrypt/aes.h>
#if !defined(WOLFSSL_NO_OPENSSL_AES_LOW_LEVEL_API) && \
defined(WC_AESFREE_IS_MANDATORY)
#define WOLFSSL_NO_OPENSSL_AES_LOW_LEVEL_API
#endif
#ifndef WOLFSSL_NO_OPENSSL_AES_LOW_LEVEL_API
#include <wolfssl/openssl/ssl.h> /* for size_t */
#ifdef __cplusplus
extern "C" {
#endif
/* This structure wrapper is done because there is no aes_new function with
* OpenSSL compatibility layer. This makes code working with an AES structure
* to need the size of the structure. */
typedef struct WOLFSSL_AES_KEY {
ALIGN16 void *buf[(sizeof(Aes) / sizeof(void *)) + 1];
} WOLFSSL_AES_KEY;
typedef WOLFSSL_AES_KEY AES_KEY;
WOLFSSL_API int wolfSSL_AES_set_encrypt_key(
const unsigned char *key, const int bits, AES_KEY *aes);
WOLFSSL_API int wolfSSL_AES_set_decrypt_key(
const unsigned char *key, const int bits, AES_KEY *aes);
WOLFSSL_API void wolfSSL_AES_cbc_encrypt(
const unsigned char *in, unsigned char* out, size_t len, AES_KEY *key,
unsigned char* iv, const int enc);
WOLFSSL_API void wolfSSL_AES_ecb_encrypt(
const unsigned char *in, unsigned char* out, AES_KEY *key, const int enc);
WOLFSSL_API void wolfSSL_AES_cfb128_encrypt(
const unsigned char *in, unsigned char* out, size_t len, AES_KEY *key,
unsigned char* iv, int* num, const int enc);
WOLFSSL_API int wolfSSL_AES_wrap_key(
AES_KEY *key, const unsigned char *iv, unsigned char *out,
const unsigned char *in, unsigned int inlen);
WOLFSSL_API int wolfSSL_AES_unwrap_key(
AES_KEY *key, const unsigned char *iv, unsigned char *out,
const unsigned char *in, unsigned int inlen);
#define AES_cbc_encrypt wolfSSL_AES_cbc_encrypt
#define AES_ecb_encrypt wolfSSL_AES_ecb_encrypt
#define AES_cfb128_encrypt wolfSSL_AES_cfb128_encrypt
#define AES_set_encrypt_key wolfSSL_AES_set_encrypt_key
#define AES_set_decrypt_key wolfSSL_AES_set_decrypt_key
#define AES_wrap_key wolfSSL_AES_wrap_key
#define AES_unwrap_key wolfSSL_AES_unwrap_key
#ifdef WOLFSSL_AES_DIRECT
WOLFSSL_API void wolfSSL_AES_encrypt(
const unsigned char* input, unsigned char* output, AES_KEY *key);
WOLFSSL_API void wolfSSL_AES_decrypt(
const unsigned char* input, unsigned char* output, AES_KEY *key);
#define AES_encrypt wolfSSL_AES_encrypt
#define AES_decrypt wolfSSL_AES_decrypt
#endif /* WOLFSSL_AES_DIRECT */
#ifndef AES_ENCRYPT
#define AES_ENCRYPT AES_ENCRYPTION
#endif
#ifndef AES_DECRYPT
#define AES_DECRYPT AES_DECRYPTION
#endif
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* !WOLFSSL_NO_OPENSSL_AES_LOW_LEVEL_API */
#endif /* NO_AES */
#endif /* WOLFSSL_AES_H_ */