openssl/crypto/include/internal/aria.h
letrhee-nsr dc99b885de Add ARIA 32-bit implementation
Modified code from http://seed.kisa.or.kr to human readable code.
Previous 8-bit code is available with -DOPENSSL_SMALL_FOOTPRINT.
New code is >2x faster.

Reviewed-by: Andy Polyakov <appro@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/3242)
2017-04-20 22:55:40 +02:00

59 lines
1.6 KiB
C

/*
* Copyright 2006-2017 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (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 Oracle and/or its affiliates. All rights reserved.
*/
/* Copyright (c) 2017 National Security Resarch Institute. All rights reserved. */
#ifndef HEADER_ARIA_H
# define HEADER_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/decription block */
# define ARIA_MAX_KEYS 17 /* Number of keys needed in the worst case */
# ifdef __cplusplus
extern "C" {
# endif
typedef union {
unsigned char c[ARIA_BLOCK_SIZE];
unsigned int u[ARIA_BLOCK_SIZE / sizeof(unsigned int)];
} ARIA_u128;
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);
# ifdef __cplusplus
}
# endif
#endif