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1 | /* crypto/camellia/camellia_locl.h -*- mode:C; c-file-style: "eay" -*- */ |
2 | /* ==================================================================== | |
40720ce3 | 3 | * Copyright 2006 NTT (Nippon Telegraph and Telephone Corporation) . |
80860603 BM |
4 | * ALL RIGHTS RESERVED. |
5 | * | |
6 | * Intellectual Property information for Camellia: | |
7 | * http://info.isl.ntt.co.jp/crypt/eng/info/chiteki.html | |
8 | * | |
9 | * News Release for Announcement of Camellia open source: | |
10 | * http://www.ntt.co.jp/news/news06e/0604/060413a.html | |
11 | * | |
12 | * The Camellia Code included herein is developed by | |
13 | * NTT (Nippon Telegraph and Telephone Corporation), and is contributed | |
14 | * to the OpenSSL project. | |
15 | * | |
16 | * The Camellia Code is licensed pursuant to the OpenSSL open source | |
17 | * license provided below. | |
18 | */ | |
19 | /* ==================================================================== | |
20 | * Copyright (c) 2006 The OpenSSL Project. All rights reserved. | |
21 | * | |
22 | * Redistribution and use in source and binary forms, with or without | |
23 | * modification, are permitted provided that the following conditions | |
24 | * are met: | |
25 | * | |
26 | * 1. Redistributions of source code must retain the above copyright | |
40720ce3 | 27 | * notice, this list of conditions and the following disclaimer. |
80860603 BM |
28 | * |
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 | |
32 | * distribution. | |
33 | * | |
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/)" | |
38 | * | |
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. | |
43 | * | |
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. | |
47 | * | |
48 | * 6. Redistributions of any form whatsoever must retain the following | |
49 | * acknowledgment: | |
50 | * "This product includes software developed by the OpenSSL Project | |
51 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
52 | * | |
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 | * ==================================================================== | |
66 | */ | |
67 | ||
68 | #ifndef HEADER_CAMELLIA_LOCL_H | |
40720ce3 | 69 | # define HEADER_CAMELLIA_LOCL_H |
80860603 | 70 | |
40720ce3 MC |
71 | # include "openssl/e_os2.h" |
72 | # include <stdio.h> | |
73 | # include <stdlib.h> | |
74 | # include <string.h> | |
d9c06b56 | 75 | |
a3ddd735 AP |
76 | typedef unsigned char u8; |
77 | typedef unsigned int u32; | |
d9c06b56 BM |
78 | |
79 | #ifdef __cplusplus | |
80 | extern "C" { | |
80860603 BM |
81 | #endif |
82 | ||
40720ce3 MC |
83 | # if defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64)) |
84 | # define SWAP(x) ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00 ) | |
85 | # define GETU32(p) SWAP(*((u32 *)(p))) | |
86 | # define PUTU32(ct, st) { *((u32 *)(ct)) = SWAP((st)); } | |
87 | # define CAMELLIA_SWAP4(x) (x = ( _lrotl(x, 8) & 0x00ff00ff | _lrotr(x, 8) & 0xff00ff00) ) | |
88 | ||
89 | # else /* not windows */ | |
90 | # define GETU32(pt) (((u32)(pt)[0] << 24) \ | |
91 | ^ ((u32)(pt)[1] << 16) \ | |
92 | ^ ((u32)(pt)[2] << 8) \ | |
93 | ^ ((u32)(pt)[3])) | |
94 | ||
95 | # define PUTU32(ct, st) { (ct)[0] = (u8)((st) >> 24); \ | |
96 | (ct)[1] = (u8)((st) >> 16); \ | |
97 | (ct)[2] = (u8)((st) >> 8); \ | |
98 | (ct)[3] = (u8)(st); } | |
99 | ||
100 | # if (defined (__GNUC__) && (defined(__x86_64__) || defined(__x86_64))) | |
101 | # define CAMELLIA_SWAP4(x) \ | |
d9c06b56 BM |
102 | do{\ |
103 | asm("bswap %1" : "+r" (x));\ | |
104 | }while(0) | |
40720ce3 MC |
105 | # else |
106 | # define CAMELLIA_SWAP4(x) \ | |
d9c06b56 | 107 | do{\ |
a3ddd735 AP |
108 | x = ((u32)x << 16) + ((u32)x >> 16);\ |
109 | x = (((u32)x & 0xff00ff) << 8) + (((u32)x >> 8) & 0xff00ff);\ | |
d9c06b56 | 110 | } while(0) |
40720ce3 MC |
111 | # endif |
112 | # endif | |
113 | ||
114 | # define COPY4WORD(dst, src) \ | |
115 | do \ | |
116 | { \ | |
117 | (dst)[0]=(src)[0]; \ | |
118 | (dst)[1]=(src)[1]; \ | |
119 | (dst)[2]=(src)[2]; \ | |
120 | (dst)[3]=(src)[3]; \ | |
121 | }while(0) | |
122 | ||
123 | # define SWAP4WORD(word) \ | |
124 | do \ | |
125 | { \ | |
126 | CAMELLIA_SWAP4((word)[0]); \ | |
127 | CAMELLIA_SWAP4((word)[1]); \ | |
128 | CAMELLIA_SWAP4((word)[2]); \ | |
129 | CAMELLIA_SWAP4((word)[3]); \ | |
130 | }while(0) | |
131 | ||
132 | # define XOR4WORD(a, b)/* a = a ^ b */ \ | |
133 | do \ | |
134 | { \ | |
135 | (a)[0]^=(b)[0]; \ | |
136 | (a)[1]^=(b)[1]; \ | |
137 | (a)[2]^=(b)[2]; \ | |
138 | (a)[3]^=(b)[3]; \ | |
139 | }while(0) | |
140 | ||
141 | # define XOR4WORD2(a, b, c)/* a = b ^ c */ \ | |
142 | do \ | |
143 | { \ | |
144 | (a)[0]=(b)[0]^(c)[0]; \ | |
145 | (a)[1]=(b)[1]^(c)[1]; \ | |
146 | (a)[2]=(b)[2]^(c)[2]; \ | |
147 | (a)[3]=(b)[3]^(c)[3]; \ | |
148 | }while(0) | |
d9c06b56 | 149 | |
a3ddd735 AP |
150 | void camellia_setup128(const u8 *key, u32 *subkey); |
151 | void camellia_setup192(const u8 *key, u32 *subkey); | |
152 | void camellia_setup256(const u8 *key, u32 *subkey); | |
d9c06b56 | 153 | |
a3ddd735 AP |
154 | void camellia_encrypt128(const u32 *subkey, u32 *io); |
155 | void camellia_decrypt128(const u32 *subkey, u32 *io); | |
156 | void camellia_encrypt256(const u32 *subkey, u32 *io); | |
157 | void camellia_decrypt256(const u32 *subkey, u32 *io); | |
d9c06b56 BM |
158 | |
159 | #ifdef __cplusplus | |
160 | } | |
161 | #endif | |
162 | ||
40720ce3 | 163 | #endif /* #ifndef HEADER_CAMELLIA_LOCL_H */ |