/* * Copyright 2006-2021 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 # pragma once # 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 ossl_aria_set_encrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key); int ossl_aria_set_decrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key); void ossl_aria_encrypt(const unsigned char *in, unsigned char *out, const ARIA_KEY *key); #endif