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Diffstat (limited to 'openssl/crypto/camellia/cmll_locl.h')
| -rw-r--r-- | openssl/crypto/camellia/cmll_locl.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/openssl/crypto/camellia/cmll_locl.h b/openssl/crypto/camellia/cmll_locl.h new file mode 100644 index 000000000..2ac2e9543 --- /dev/null +++ b/openssl/crypto/camellia/cmll_locl.h @@ -0,0 +1,165 @@ +/* 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 + +#include "openssl/e_os2.h" +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +typedef unsigned char u8; +typedef unsigned int u32; + +#ifdef __cplusplus +extern "C" { +#endif + +#if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64)) +# define SWAP(x) ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00 ) +# define GETU32(p) SWAP(*((u32 *)(p))) +# define PUTU32(ct, st) { *((u32 *)(ct)) = SWAP((st)); } +# define CAMELLIA_SWAP4(x) (x = ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00) ) + +#else /* not windows */ +# define GETU32(pt) (((u32)(pt)[0] << 24) \ + ^ ((u32)(pt)[1] << 16) \ + ^ ((u32)(pt)[2] << 8) \ + ^ ((u32)(pt)[3])) + +# define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); \ + (ct)[1] = (u8)((st) >> 16); \ + (ct)[2] = (u8)((st) >> 8); \ + (ct)[3] = (u8)(st); } + +#if (defined (__GNUC__) && (defined(__x86_64__) || defined(__x86_64))) +#define CAMELLIA_SWAP4(x) \ + do{\ + asm("bswap %1" : "+r" (x));\ + }while(0) +#else +#define CAMELLIA_SWAP4(x) \ + do{\ + x = ((u32)x << 16) + ((u32)x >> 16);\ + x = (((u32)x & 0xff00ff) << 8) + (((u32)x >> 8) & 0xff00ff);\ + } while(0) +#endif +#endif + +#define COPY4WORD(dst, src) \ + do \ + { \ + (dst)[0]=(src)[0]; \ + (dst)[1]=(src)[1]; \ + (dst)[2]=(src)[2]; \ + (dst)[3]=(src)[3]; \ + }while(0) + +#define SWAP4WORD(word) \ + do \ + { \ + CAMELLIA_SWAP4((word)[0]); \ + CAMELLIA_SWAP4((word)[1]); \ + CAMELLIA_SWAP4((word)[2]); \ + CAMELLIA_SWAP4((word)[3]); \ + }while(0) + +#define XOR4WORD(a, b)/* a = a ^ b */ \ + do \ + { \ + (a)[0]^=(b)[0]; \ + (a)[1]^=(b)[1]; \ + (a)[2]^=(b)[2]; \ + (a)[3]^=(b)[3]; \ + }while(0) + +#define XOR4WORD2(a, b, c)/* a = b ^ c */ \ + do \ + { \ + (a)[0]=(b)[0]^(c)[0]; \ + (a)[1]=(b)[1]^(c)[1]; \ + (a)[2]=(b)[2]^(c)[2]; \ + (a)[3]=(b)[3]^(c)[3]; \ + }while(0) + + +void camellia_setup128(const u8 *key, u32 *subkey); +void camellia_setup192(const u8 *key, u32 *subkey); +void camellia_setup256(const u8 *key, u32 *subkey); + +void camellia_encrypt128(const u32 *subkey, u32 *io); +void camellia_decrypt128(const u32 *subkey, u32 *io); +void camellia_encrypt256(const u32 *subkey, u32 *io); +void camellia_decrypt256(const u32 *subkey, u32 *io); + +#ifdef __cplusplus +} +#endif + +#endif /* #ifndef HEADER_CAMELLIA_LOCL_H */ + |