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1 | /* crypto/camellia/camellia.h */ |
2 | /* ==================================================================== | |
3 | * Copyright (c) 2006 The OpenSSL Project. All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * | |
9 | * 1. Redistributions of source code must retain the above copyright | |
10 | * notice, this list of conditions and the following disclaimer. | |
11 | * | |
12 | * 2. Redistributions in binary form must reproduce the above copyright | |
13 | * notice, this list of conditions and the following disclaimer in | |
14 | * the documentation and/or other materials provided with the | |
15 | * distribution. | |
16 | * | |
17 | * 3. All advertising materials mentioning features or use of this | |
18 | * software must display the following acknowledgment: | |
19 | * "This product includes software developed by the OpenSSL Project | |
20 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
21 | * | |
22 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
23 | * endorse or promote products derived from this software without | |
24 | * prior written permission. For written permission, please contact | |
25 | * openssl-core@openssl.org. | |
26 | * | |
27 | * 5. Products derived from this software may not be called "OpenSSL" | |
28 | * nor may "OpenSSL" appear in their names without prior written | |
29 | * permission of the OpenSSL Project. | |
30 | * | |
31 | * 6. Redistributions of any form whatsoever must retain the following | |
32 | * acknowledgment: | |
33 | * "This product includes software developed by the OpenSSL Project | |
34 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
35 | * | |
36 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
37 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
38 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
39 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
40 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
41 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
42 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
43 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
44 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
45 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
46 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
47 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
48 | * ==================================================================== | |
d3819813 MTL |
49 | * |
50 | */ | |
51 | ||
52 | #ifndef HEADER_CAMELLIA_H | |
53 | # define HEADER_CAMELLIA_H | |
54 | ||
55 | # include <openssl/opensslconf.h> | |
56 | ||
031e5cce SM |
57 | # ifdef OPENSSL_NO_CAMELLIA |
58 | # error CAMELLIA is disabled. | |
59 | # endif | |
60 | ||
d3819813 MTL |
61 | # include <stddef.h> |
62 | ||
63 | # define CAMELLIA_ENCRYPT 1 | |
64 | # define CAMELLIA_DECRYPT 0 | |
65 | ||
66 | /* | |
67 | * Because array size can't be a const in C, the following two are macros. | |
68 | * Both sizes are in bytes. | |
69 | */ | |
70 | ||
031e5cce SM |
71 | #ifdef __cplusplus |
72 | extern "C" { | |
73 | #endif | |
74 | ||
d3819813 MTL |
75 | /* This should be a hidden type, but EVP requires that the size be known */ |
76 | ||
77 | # define CAMELLIA_BLOCK_SIZE 16 | |
78 | # define CAMELLIA_TABLE_BYTE_LEN 272 | |
79 | # define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4) | |
80 | ||
81 | typedef unsigned int KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN]; /* to match | |
82 | * with WORD */ | |
83 | ||
84 | struct camellia_key_st { | |
85 | union { | |
86 | double d; /* ensures 64-bit align */ | |
87 | KEY_TABLE_TYPE rd_key; | |
88 | } u; | |
89 | int grand_rounds; | |
90 | }; | |
91 | typedef struct camellia_key_st CAMELLIA_KEY; | |
92 | ||
031e5cce SM |
93 | # ifdef OPENSSL_FIPS |
94 | int private_Camellia_set_key(const unsigned char *userKey, const int bits, | |
95 | CAMELLIA_KEY *key); | |
96 | # endif | |
d3819813 MTL |
97 | int Camellia_set_key(const unsigned char *userKey, const int bits, |
98 | CAMELLIA_KEY *key); | |
99 | ||
100 | void Camellia_encrypt(const unsigned char *in, unsigned char *out, | |
101 | const CAMELLIA_KEY *key); | |
102 | void Camellia_decrypt(const unsigned char *in, unsigned char *out, | |
103 | const CAMELLIA_KEY *key); | |
104 | ||
105 | void Camellia_ecb_encrypt(const unsigned char *in, unsigned char *out, | |
106 | const CAMELLIA_KEY *key, const int enc); | |
107 | void Camellia_cbc_encrypt(const unsigned char *in, unsigned char *out, | |
108 | size_t length, const CAMELLIA_KEY *key, | |
109 | unsigned char *ivec, const int enc); | |
110 | void Camellia_cfb128_encrypt(const unsigned char *in, unsigned char *out, | |
111 | size_t length, const CAMELLIA_KEY *key, | |
112 | unsigned char *ivec, int *num, const int enc); | |
113 | void Camellia_cfb1_encrypt(const unsigned char *in, unsigned char *out, | |
114 | size_t length, const CAMELLIA_KEY *key, | |
115 | unsigned char *ivec, int *num, const int enc); | |
116 | void Camellia_cfb8_encrypt(const unsigned char *in, unsigned char *out, | |
117 | size_t length, const CAMELLIA_KEY *key, | |
118 | unsigned char *ivec, int *num, const int enc); | |
119 | void Camellia_ofb128_encrypt(const unsigned char *in, unsigned char *out, | |
120 | size_t length, const CAMELLIA_KEY *key, | |
121 | unsigned char *ivec, int *num); | |
122 | void Camellia_ctr128_encrypt(const unsigned char *in, unsigned char *out, | |
123 | size_t length, const CAMELLIA_KEY *key, | |
124 | unsigned char ivec[CAMELLIA_BLOCK_SIZE], | |
125 | unsigned char ecount_buf[CAMELLIA_BLOCK_SIZE], | |
126 | unsigned int *num); | |
127 | ||
031e5cce | 128 | #ifdef __cplusplus |
d3819813 | 129 | } |
7bf7a6d0 | 130 | #endif |
031e5cce SM |
131 | |
132 | #endif /* !HEADER_Camellia_H */ |