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d02b48c6 | 1 | /* crypto/sha/sha.h */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
40720ce3 | 8 | * |
d02b48c6 RE |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
40720ce3 | 15 | * |
d02b48c6 RE |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
40720ce3 | 22 | * |
d02b48c6 RE |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
40720ce3 | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40720ce3 | 40 | * |
d02b48c6 RE |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
40720ce3 | 52 | * |
d02b48c6 RE |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
59 | #ifndef HEADER_SHA_H | |
40720ce3 | 60 | # define HEADER_SHA_H |
d02b48c6 | 61 | |
40720ce3 MC |
62 | # include <openssl/e_os2.h> |
63 | # include <stddef.h> | |
cf1b7d96 | 64 | |
d02b48c6 RE |
65 | #ifdef __cplusplus |
66 | extern "C" { | |
67 | #endif | |
68 | ||
40720ce3 MC |
69 | # if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1)) |
70 | # error SHA is disabled. | |
71 | # endif | |
f5d7a031 | 72 | |
40720ce3 MC |
73 | # if defined(OPENSSL_FIPS) |
74 | # define FIPS_SHA_SIZE_T size_t | |
75 | # endif | |
1ab61a91 | 76 | |
b558c8d5 | 77 | /*- |
8e7f966b UM |
78 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
79 | * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then ! | |
80 | * ! SHA_LONG_LOG2 has to be defined along. ! | |
81 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
82 | */ | |
d02b48c6 | 83 | |
40720ce3 MC |
84 | # if defined(OPENSSL_SYS_WIN16) || defined(__LP32__) |
85 | # define SHA_LONG unsigned long | |
86 | # elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__) | |
87 | # define SHA_LONG unsigned long | |
88 | # define SHA_LONG_LOG2 3 | |
89 | # else | |
90 | # define SHA_LONG unsigned int | |
91 | # endif | |
92 | ||
93 | # define SHA_LBLOCK 16 | |
94 | # define SHA_CBLOCK (SHA_LBLOCK*4)/* SHA treats input data as a | |
95 | * contiguous array of 32 bit wide | |
96 | * big-endian values. */ | |
97 | # define SHA_LAST_BLOCK (SHA_CBLOCK-8) | |
98 | # define SHA_DIGEST_LENGTH 20 | |
99 | ||
100 | typedef struct SHAstate_st { | |
101 | SHA_LONG h0, h1, h2, h3, h4; | |
102 | SHA_LONG Nl, Nh; | |
103 | SHA_LONG data[SHA_LBLOCK]; | |
104 | unsigned int num; | |
105 | } SHA_CTX; | |
106 | ||
107 | # ifndef OPENSSL_NO_SHA0 | |
108 | # ifdef OPENSSL_FIPS | |
96a259e8 | 109 | int private_SHA_Init(SHA_CTX *c); |
40720ce3 | 110 | # endif |
2dc769a1 | 111 | int SHA_Init(SHA_CTX *c); |
9e0aad9f | 112 | int SHA_Update(SHA_CTX *c, const void *data, size_t len); |
2dc769a1 | 113 | int SHA_Final(unsigned char *md, SHA_CTX *c); |
9e0aad9f | 114 | unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md); |
7f7c318c | 115 | void SHA_Transform(SHA_CTX *c, const unsigned char *data); |
40720ce3 MC |
116 | # endif |
117 | # ifndef OPENSSL_NO_SHA1 | |
2dc769a1 | 118 | int SHA1_Init(SHA_CTX *c); |
9e0aad9f | 119 | int SHA1_Update(SHA_CTX *c, const void *data, size_t len); |
2dc769a1 | 120 | int SHA1_Final(unsigned char *md, SHA_CTX *c); |
9e0aad9f | 121 | unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md); |
7f7c318c | 122 | void SHA1_Transform(SHA_CTX *c, const unsigned char *data); |
40720ce3 MC |
123 | # endif |
124 | ||
125 | # define SHA256_CBLOCK (SHA_LBLOCK*4)/* SHA-256 treats input data as a | |
126 | * contiguous array of 32 bit wide | |
127 | * big-endian values. */ | |
128 | # define SHA224_DIGEST_LENGTH 28 | |
129 | # define SHA256_DIGEST_LENGTH 32 | |
130 | ||
131 | typedef struct SHA256state_st { | |
132 | SHA_LONG h[8]; | |
133 | SHA_LONG Nl, Nh; | |
134 | SHA_LONG data[SHA_LBLOCK]; | |
135 | unsigned int num, md_len; | |
136 | } SHA256_CTX; | |
137 | ||
138 | # ifndef OPENSSL_NO_SHA256 | |
c842261b AP |
139 | int SHA224_Init(SHA256_CTX *c); |
140 | int SHA224_Update(SHA256_CTX *c, const void *data, size_t len); | |
141 | int SHA224_Final(unsigned char *md, SHA256_CTX *c); | |
40720ce3 | 142 | unsigned char *SHA224(const unsigned char *d, size_t n, unsigned char *md); |
c842261b AP |
143 | int SHA256_Init(SHA256_CTX *c); |
144 | int SHA256_Update(SHA256_CTX *c, const void *data, size_t len); | |
145 | int SHA256_Final(unsigned char *md, SHA256_CTX *c); | |
40720ce3 | 146 | unsigned char *SHA256(const unsigned char *d, size_t n, unsigned char *md); |
c842261b | 147 | void SHA256_Transform(SHA256_CTX *c, const unsigned char *data); |
40720ce3 | 148 | # endif |
c842261b | 149 | |
40720ce3 MC |
150 | # define SHA384_DIGEST_LENGTH 48 |
151 | # define SHA512_DIGEST_LENGTH 64 | |
c842261b | 152 | |
40720ce3 | 153 | # ifndef OPENSSL_NO_SHA512 |
c842261b AP |
154 | /* |
155 | * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64 | |
156 | * being exactly 64-bit wide. See Implementation Notes in sha512.c | |
157 | * for further details. | |
158 | */ | |
c7c7a432 MC |
159 | /* |
160 | * SHA-512 treats input data as a | |
161 | * contiguous array of 64 bit | |
162 | * wide big-endian values. | |
163 | */ | |
40720ce3 MC |
164 | # define SHA512_CBLOCK (SHA_LBLOCK*8) |
165 | # if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__) | |
166 | # define SHA_LONG64 unsigned __int64 | |
167 | # define U64(C) C##UI64 | |
168 | # elif defined(__arch64__) | |
169 | # define SHA_LONG64 unsigned long | |
170 | # define U64(C) C##UL | |
171 | # else | |
172 | # define SHA_LONG64 unsigned long long | |
173 | # define U64(C) C##ULL | |
174 | # endif | |
175 | ||
176 | typedef struct SHA512state_st { | |
177 | SHA_LONG64 h[8]; | |
178 | SHA_LONG64 Nl, Nh; | |
179 | union { | |
180 | SHA_LONG64 d[SHA_LBLOCK]; | |
181 | unsigned char p[SHA512_CBLOCK]; | |
182 | } u; | |
183 | unsigned int num, md_len; | |
184 | } SHA512_CTX; | |
185 | # endif | |
186 | ||
187 | # ifndef OPENSSL_NO_SHA512 | |
c842261b AP |
188 | int SHA384_Init(SHA512_CTX *c); |
189 | int SHA384_Update(SHA512_CTX *c, const void *data, size_t len); | |
190 | int SHA384_Final(unsigned char *md, SHA512_CTX *c); | |
40720ce3 | 191 | unsigned char *SHA384(const unsigned char *d, size_t n, unsigned char *md); |
c842261b AP |
192 | int SHA512_Init(SHA512_CTX *c); |
193 | int SHA512_Update(SHA512_CTX *c, const void *data, size_t len); | |
194 | int SHA512_Final(unsigned char *md, SHA512_CTX *c); | |
40720ce3 | 195 | unsigned char *SHA512(const unsigned char *d, size_t n, unsigned char *md); |
c842261b | 196 | void SHA512_Transform(SHA512_CTX *c, const unsigned char *data); |
40720ce3 | 197 | # endif |
c842261b | 198 | |
d02b48c6 RE |
199 | #ifdef __cplusplus |
200 | } | |
201 | #endif | |
202 | ||
203 | #endif |