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108 lines
4.9 KiB
C
108 lines
4.9 KiB
C
/* crypto/camellia/camellia_locl.h -*- mode:C; c-file-style: "eay" -*- */
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/* ====================================================================
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* Copyright 2006 NTT (Nippon Telegraph and Telephone Corporation) .
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* ALL RIGHTS RESERVED.
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*
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* Intellectual Property information for Camellia:
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* http://info.isl.ntt.co.jp/crypt/eng/info/chiteki.html
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*
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* News Release for Announcement of Camellia open source:
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* http://www.ntt.co.jp/news/news06e/0604/060413a.html
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*
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* The Camellia Code included herein is developed by
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* NTT (Nippon Telegraph and Telephone Corporation), and is contributed
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* to the OpenSSL project.
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*
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* The Camellia Code is licensed pursuant to the OpenSSL open source
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* license provided below.
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*/
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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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#ifndef HEADER_CAMELLIA_LOCL_H
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#define HEADER_CAMELLIA_LOCL_H
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typedef unsigned int u32;
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typedef unsigned char u8;
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#if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64))
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# if _MSC_VER >= 1400
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# define SWAP(x) _byteswap_ulong(x)
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# else
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# define SWAP(x) (_lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00)
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# endif
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# define GETU32(p) SWAP(*((u32 *)(p)))
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# define PUTU32(p,v) (*((u32 *)(p)) = SWAP((v)))
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#elif defined(__GNUC__) && __GNUC__>=2 && (defined(__i386) || defined(__x86_64)) && !defined(PEDANTIC)
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# if defined(B_ENDIAN) /* stratus.com does it */
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# define GETU32(p) (*(u32 *)(p))
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# define PUTU32(p,v) (*(u32 *)(p)=(v))
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# else
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# define GETU32(p) ({u32 r=*(const u32 *)(p); asm("bswapl %0":"=r"(r):"0"(r)); r; })
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# define PUTU32(p,v) ({u32 r=(v); asm("bswapl %0":"=r"(r):"0"(r)); *(u32 *)(p)=r; })
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# endif
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#elif defined(__s390__) || defined(__s390x__)
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# define GETU32(p) (*(u32 *)(p))
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# define PUTU32(p,v) (*(u32 *)(p)=(v))
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#else
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# define GETU32(p) (((u32)(p)[0] << 24) ^ ((u32)(p)[1] << 16) ^ ((u32)(p)[2] << 8) ^ ((u32)(p)[3]))
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# define PUTU32(p,v) ((p)[0] = (u8)((v) >> 24), (p)[1] = (u8)((v) >> 16), (p)[2] = (u8)((v) >> 8), (p)[3] = (u8)(v))
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#endif
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int Camellia_Ekeygen(int keyBitLength, const u8 *rawKey, KEY_TABLE_TYPE keyTable);
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void Camellia_EncryptBlock_Rounds(int grandRounds, const u8 plaintext[],
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const KEY_TABLE_TYPE keyTable, u8 ciphertext[]);
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void Camellia_DecryptBlock_Rounds(int grandRounds, const u8 ciphertext[],
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const KEY_TABLE_TYPE keyTable, u8 plaintext[]);
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void Camellia_EncryptBlock(int keyBitLength, const u8 plaintext[],
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const KEY_TABLE_TYPE keyTable, u8 ciphertext[]);
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void Camellia_DecryptBlock(int keyBitLength, const u8 ciphertext[],
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const KEY_TABLE_TYPE keyTable, u8 plaintext[]);
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#endif /* #ifndef HEADER_CAMELLIA_LOCL_H */
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