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129 lines
5.3 KiB
C
129 lines
5.3 KiB
C
/* crypto/camellia/camellia.h -*- mode:C; c-file-style: "eay" -*- */
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/* ====================================================================
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* Copyright (c) 2006 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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*/
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#ifndef HEADER_CAMELLIA_H
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# define HEADER_CAMELLIA_H
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# include <openssl/opensslconf.h>
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# ifdef OPENSSL_NO_CAMELLIA
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# error CAMELLIA is disabled.
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# endif
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# include <stddef.h>
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# define CAMELLIA_ENCRYPT 1
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# define CAMELLIA_DECRYPT 0
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/*
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* Because array size can't be a const in C, the following two are macros.
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* Both sizes are in bytes.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* This should be a hidden type, but EVP requires that the size be known */
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# define CAMELLIA_BLOCK_SIZE 16
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# define CAMELLIA_TABLE_BYTE_LEN 272
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# define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4)
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typedef unsigned int KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN]; /* to match
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* with WORD */
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struct camellia_key_st {
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union {
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double d; /* ensures 64-bit align */
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KEY_TABLE_TYPE rd_key;
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} u;
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int grand_rounds;
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};
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typedef struct camellia_key_st CAMELLIA_KEY;
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int Camellia_set_key(const unsigned char *userKey, const int bits,
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CAMELLIA_KEY *key);
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void Camellia_encrypt(const unsigned char *in, unsigned char *out,
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const CAMELLIA_KEY *key);
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void Camellia_decrypt(const unsigned char *in, unsigned char *out,
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const CAMELLIA_KEY *key);
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void Camellia_ecb_encrypt(const unsigned char *in, unsigned char *out,
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const CAMELLIA_KEY *key, const int enc);
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void Camellia_cbc_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char *ivec, const int enc);
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void Camellia_cfb128_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char *ivec, int *num, const int enc);
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void Camellia_cfb1_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char *ivec, int *num, const int enc);
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void Camellia_cfb8_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char *ivec, int *num, const int enc);
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void Camellia_ofb128_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char *ivec, int *num);
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void Camellia_ctr128_encrypt(const unsigned char *in, unsigned char *out,
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size_t length, const CAMELLIA_KEY *key,
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unsigned char ivec[CAMELLIA_BLOCK_SIZE],
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unsigned char ecount_buf[CAMELLIA_BLOCK_SIZE],
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unsigned int *num);
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#ifdef __cplusplus
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}
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#endif
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#endif /* !HEADER_Camellia_H */
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