1 /* crypto/camellia/camellia_locl.h -*- mode:C; c-file-style: "eay" -*- */
2 /* ====================================================================
3 * Copyright 2006 NTT (Nippon Telegraph and Telephone Corporation) .
6 * Intellectual Property information for Camellia:
7 * http://info.isl.ntt.co.jp/crypt/eng/info/chiteki.html
9 * News Release for Announcement of Camellia open source:
10 * http://www.ntt.co.jp/news/news06e/0604/060413a.html
12 * The Camellia Code included herein is developed by
13 * NTT (Nippon Telegraph and Telephone Corporation), and is contributed
14 * to the OpenSSL project.
16 * The Camellia Code is licensed pursuant to the OpenSSL open source
17 * license provided below.
19 /* ====================================================================
20 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the above copyright
27 * notice, this list of conditions and the following disclaimer.
29 * 2. Redistributions in binary form must reproduce the above copyright
30 * notice, this list of conditions and the following disclaimer in
31 * the documentation and/or other materials provided with the
34 * 3. All advertising materials mentioning features or use of this
35 * software must display the following acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
39 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
40 * endorse or promote products derived from this software without
41 * prior written permission. For written permission, please contact
42 * openssl-core@openssl.org.
44 * 5. Products derived from this software may not be called "OpenSSL"
45 * nor may "OpenSSL" appear in their names without prior written
46 * permission of the OpenSSL Project.
48 * 6. Redistributions of any form whatsoever must retain the following
50 * "This product includes software developed by the OpenSSL Project
51 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
53 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
54 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
56 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
57 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
58 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
59 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
60 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
61 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
62 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
63 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
64 * OF THE POSSIBILITY OF SUCH DAMAGE.
65 * ====================================================================
68 #ifndef HEADER_CAMELLIA_LOCL_H
69 #define HEADER_CAMELLIA_LOCL_H
71 #include "openssl/e_os2.h"
77 typedef unsigned char uint8_t;
78 typedef unsigned int uint32_t;
79 typedef unsigned __int64 uint64_t;
91 #if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64))
92 # define SWAP(x) ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00 )
93 # define GETU32(p) SWAP(*((uint32_t *)(p)))
94 # define PUTU32(ct, st) { *((uint32_t *)(ct)) = SWAP((st)); }
95 # define CAMELLIA_SWAP4(x) (x = ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00) )
98 #else /* not windows */
99 # define GETU32(pt) (((uint32_t)(pt)[0] << 24) \
100 ^ ((uint32_t)(pt)[1] << 16) \
101 ^ ((uint32_t)(pt)[2] << 8) \
102 ^ ((uint32_t)(pt)[3]))
104 # define PUTU32(ct, st) { (ct)[0] = (uint8_t)((st) >> 24); \
105 (ct)[1] = (uint8_t)((st) >> 16); \
106 (ct)[2] = (uint8_t)((st) >> 8); \
107 (ct)[3] = (uint8_t)(st); }
110 #if (defined (__GNUC__) && !defined(i386))
111 #define CAMELLIA_SWAP4(x) \
113 asm("bswap %1" : "+r" (x));\
116 #define CAMELLIA_SWAP4(x) \
118 x = ((uint32_t)x << 16) + ((uint32_t)x >> 16);\
119 x = (((uint32_t)x & 0xff00ff) << 8) + (((uint32_t)x >> 8) & 0xff00ff);\
122 #else /* big endian */
123 #define CAMELLIA_SWAP4(x)
124 #endif /* L_ENDIAN */
127 #define COPY4WORD(dst, src) \
136 #define SWAP4WORD(word) \
139 CAMELLIA_SWAP4((word)[0]); \
140 CAMELLIA_SWAP4((word)[1]); \
141 CAMELLIA_SWAP4((word)[2]); \
142 CAMELLIA_SWAP4((word)[3]); \
145 #define XOR4WORD(a, b)/* a = a ^ b */ \
154 #define XOR4WORD2(a, b, c)/* a = b ^ c */ \
157 (a)[0]=(b)[0]^(c)[0]; \
158 (a)[1]=(b)[1]^(c)[1]; \
159 (a)[2]=(b)[2]^(c)[2]; \
160 (a)[3]=(b)[3]^(c)[3]; \
164 void camellia_setup128(const unsigned char *key, uint32_t *subkey);
165 void camellia_setup192(const unsigned char *key, uint32_t *subkey);
166 void camellia_setup256(const unsigned char *key, uint32_t *subkey);
168 void camellia_encrypt128(const uint32_t *subkey, uint32_t *io);
169 void camellia_decrypt128(const uint32_t *subkey, uint32_t *io);
170 void camellia_encrypt256(const uint32_t *subkey, uint32_t *io);
171 void camellia_decrypt256(const uint32_t *subkey, uint32_t *io);
177 #endif /* #ifndef HEADER_CAMELLIA_LOCL_H */