openssl/crypto/camellia/cmll_locl.h
2008-11-02 09:22:29 +00:00

108 lines
4.9 KiB
C

/* crypto/camellia/camellia_locl.h -*- mode:C; c-file-style: "eay" -*- */
/* ====================================================================
* Copyright 2006 NTT (Nippon Telegraph and Telephone Corporation) .
* ALL RIGHTS RESERVED.
*
* Intellectual Property information for Camellia:
* http://info.isl.ntt.co.jp/crypt/eng/info/chiteki.html
*
* News Release for Announcement of Camellia open source:
* http://www.ntt.co.jp/news/news06e/0604/060413a.html
*
* The Camellia Code included herein is developed by
* NTT (Nippon Telegraph and Telephone Corporation), and is contributed
* to the OpenSSL project.
*
* The Camellia Code is licensed pursuant to the OpenSSL open source
* license provided below.
*/
/* ====================================================================
* Copyright (c) 2006 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* openssl-core@openssl.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*/
#ifndef HEADER_CAMELLIA_LOCL_H
#define HEADER_CAMELLIA_LOCL_H
typedef unsigned int u32;
typedef unsigned char u8;
#if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64))
# if _MSC_VER >= 1400
# define SWAP(x) _byteswap_ulong(x)
# else
# define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00)
# endif
# define GETU32(p) SWAP(*((u32 *)(p)))
# define PUTU32(p,v) (*((u32 *)(p)) = SWAP((v)))
#elif defined(__GNUC__) && __GNUC__>=2 && (defined(__i386) || defined(__x86_64)) && !defined(PEDANTIC)
# if defined(B_ENDIAN) /* stratus.com does it */
# define GETU32(p) (*(u32 *)(p))
# define PUTU32(p,v) (*(u32 *)(p)=(v))
# else
# define GETU32(p) ({u32 r=*(const u32 *)(p); asm("bswapl %0":"=r"(r):"0"(r)); r; })
# define PUTU32(p,v) ({u32 r=(v); asm("bswapl %0":"=r"(r):"0"(r)); *(u32 *)(p)=r; })
# endif
#elif defined(__s390__) || defined(__s390x__)
# define GETU32(p) (*(u32 *)(p))
# define PUTU32(p,v) (*(u32 *)(p)=(v))
#else
# define GETU32(p) (((u32)(p)[0] << 24) ^ ((u32)(p)[1] << 16) ^ ((u32)(p)[2] << 8) ^ ((u32)(p)[3]))
# define PUTU32(p,v) ((p)[0] = (u8)((v) >> 24), (p)[1] = (u8)((v) >> 16), (p)[2] = (u8)((v) >> 8), (p)[3] = (u8)(v))
#endif
int Camellia_Ekeygen(int keyBitLength, const u8 *rawKey, KEY_TABLE_TYPE keyTable);
void Camellia_EncryptBlock_Rounds(int grandRounds, const u8 plaintext[],
const KEY_TABLE_TYPE keyTable, u8 ciphertext[]);
void Camellia_DecryptBlock_Rounds(int grandRounds, const u8 ciphertext[],
const KEY_TABLE_TYPE keyTable, u8 plaintext[]);
void Camellia_EncryptBlock(int keyBitLength, const u8 plaintext[],
const KEY_TABLE_TYPE keyTable, u8 ciphertext[]);
void Camellia_DecryptBlock(int keyBitLength, const u8 ciphertext[],
const KEY_TABLE_TYPE keyTable, u8 plaintext[]);
#endif /* #ifndef HEADER_CAMELLIA_LOCL_H */