openssl/include/crypto/aria.h

51 lines
1.5 KiB
C

/*
* Copyright 2006-2018 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/* Copyright (c) 2017 National Security Research Institute. All rights reserved. */
#ifndef OSSL_CRYPTO_ARIA_H
# define OSSL_CRYPTO_ARIA_H
# include <openssl/opensslconf.h>
# ifdef OPENSSL_NO_ARIA
# error ARIA is disabled.
# endif
# define ARIA_ENCRYPT 1
# define ARIA_DECRYPT 0
# define ARIA_BLOCK_SIZE 16 /* Size of each encryption/decryption block */
# define ARIA_MAX_KEYS 17 /* Number of keys needed in the worst case */
typedef union {
unsigned char c[ARIA_BLOCK_SIZE];
unsigned int u[ARIA_BLOCK_SIZE / sizeof(unsigned int)];
} ARIA_u128;
typedef unsigned char ARIA_c128[ARIA_BLOCK_SIZE];
struct aria_key_st {
ARIA_u128 rd_key[ARIA_MAX_KEYS];
unsigned int rounds;
};
typedef struct aria_key_st ARIA_KEY;
int aria_set_encrypt_key(const unsigned char *userKey, const int bits,
ARIA_KEY *key);
int aria_set_decrypt_key(const unsigned char *userKey, const int bits,
ARIA_KEY *key);
void aria_encrypt(const unsigned char *in, unsigned char *out,
const ARIA_KEY *key);
#endif