1 | /* crypto/sha/sha.h */ |
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
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. |
8 | * |
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). |
15 | * |
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. |
22 | * |
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 :-). |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" |
40 | * |
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. |
52 | * |
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 |
60 | #define HEADER_SHA_H |
61 | |
62 | #include <openssl/e_os2.h> |
63 | #include <stddef.h> |
64 | |
65 | #ifdef __cplusplus |
66 | extern "C" { |
67 | #endif |
68 | |
69 | #if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1)) |
70 | #error SHA is disabled. |
71 | #endif |
72 | |
73 | #if defined(OPENSSL_FIPS) |
74 | #define FIPS_SHA_SIZE_T size_t |
75 | #endif |
76 | |
77 | /* |
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 | */ |
83 | |
84 | #if 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 |
96 | * wide big-endian values. */ |
97 | #define SHA_LAST_BLOCK (SHA_CBLOCK-8) |
98 | #define SHA_DIGEST_LENGTH 20 |
99 | |
100 | typedef struct SHAstate_st |
101 | { |
102 | SHA_LONG h0,h1,h2,h3,h4; |
103 | SHA_LONG Nl,Nh; |
104 | SHA_LONG data[SHA_LBLOCK]; |
105 | unsigned int num; |
106 | } SHA_CTX; |
107 | |
108 | #ifndef OPENSSL_NO_SHA0 |
109 | #ifdef OPENSSL_FIPS |
110 | int private_SHA_Init(SHA_CTX *c); |
111 | #endif |
112 | int SHA_Init(SHA_CTX *c); |
113 | int SHA_Update(SHA_CTX *c, const void *data, size_t len); |
114 | int SHA_Final(unsigned char *md, SHA_CTX *c); |
115 | unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md); |
116 | void SHA_Transform(SHA_CTX *c, const unsigned char *data); |
117 | #endif |
118 | #ifndef OPENSSL_NO_SHA1 |
119 | #ifdef OPENSSL_FIPS |
120 | int private_SHA1_Init(SHA_CTX *c); |
121 | #endif |
122 | int SHA1_Init(SHA_CTX *c); |
123 | int SHA1_Update(SHA_CTX *c, const void *data, size_t len); |
124 | int SHA1_Final(unsigned char *md, SHA_CTX *c); |
125 | unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md); |
126 | void SHA1_Transform(SHA_CTX *c, const unsigned char *data); |
127 | #endif |
128 | |
129 | #define SHA256_CBLOCK (SHA_LBLOCK*4) /* SHA-256 treats input data as a |
130 | * contiguous array of 32 bit |
131 | * wide big-endian values. */ |
132 | #define SHA224_DIGEST_LENGTH 28 |
133 | #define SHA256_DIGEST_LENGTH 32 |
134 | |
135 | typedef struct SHA256state_st |
136 | { |
137 | SHA_LONG h[8]; |
138 | SHA_LONG Nl,Nh; |
139 | SHA_LONG data[SHA_LBLOCK]; |
140 | unsigned int num,md_len; |
141 | } SHA256_CTX; |
142 | |
143 | #ifndef OPENSSL_NO_SHA256 |
144 | #ifdef OPENSSL_FIPS |
145 | int private_SHA224_Init(SHA256_CTX *c); |
146 | int private_SHA256_Init(SHA256_CTX *c); |
147 | #endif |
148 | int SHA224_Init(SHA256_CTX *c); |
149 | int SHA224_Update(SHA256_CTX *c, const void *data, size_t len); |
150 | int SHA224_Final(unsigned char *md, SHA256_CTX *c); |
151 | unsigned char *SHA224(const unsigned char *d, size_t n,unsigned char *md); |
152 | int SHA256_Init(SHA256_CTX *c); |
153 | int SHA256_Update(SHA256_CTX *c, const void *data, size_t len); |
154 | int SHA256_Final(unsigned char *md, SHA256_CTX *c); |
155 | unsigned char *SHA256(const unsigned char *d, size_t n,unsigned char *md); |
156 | void SHA256_Transform(SHA256_CTX *c, const unsigned char *data); |
157 | #endif |
158 | |
159 | #define SHA384_DIGEST_LENGTH 48 |
160 | #define SHA512_DIGEST_LENGTH 64 |
161 | |
162 | #ifndef OPENSSL_NO_SHA512 |
163 | /* |
164 | * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64 |
165 | * being exactly 64-bit wide. See Implementation Notes in sha512.c |
166 | * for further details. |
167 | */ |
168 | #define SHA512_CBLOCK (SHA_LBLOCK*8) /* SHA-512 treats input data as a |
169 | * contiguous array of 64 bit |
170 | * wide big-endian values. */ |
171 | #if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__) |
172 | #define SHA_LONG64 unsigned __int64 |
173 | #define U64(C) C##UI64 |
174 | #elif defined(__arch64__) |
175 | #define SHA_LONG64 unsigned long |
176 | #define U64(C) C##UL |
177 | #else |
178 | #define SHA_LONG64 unsigned long long |
179 | #define U64(C) C##ULL |
180 | #endif |
181 | |
182 | typedef struct SHA512state_st |
183 | { |
184 | SHA_LONG64 h[8]; |
185 | SHA_LONG64 Nl,Nh; |
186 | union { |
187 | SHA_LONG64 d[SHA_LBLOCK]; |
188 | unsigned char p[SHA512_CBLOCK]; |
189 | } u; |
190 | unsigned int num,md_len; |
191 | } SHA512_CTX; |
192 | #endif |
193 | |
194 | #ifndef OPENSSL_NO_SHA512 |
195 | #ifdef OPENSSL_FIPS |
196 | int private_SHA384_Init(SHA512_CTX *c); |
197 | int private_SHA512_Init(SHA512_CTX *c); |
198 | #endif |
199 | int SHA384_Init(SHA512_CTX *c); |
200 | int SHA384_Update(SHA512_CTX *c, const void *data, size_t len); |
201 | int SHA384_Final(unsigned char *md, SHA512_CTX *c); |
202 | unsigned char *SHA384(const unsigned char *d, size_t n,unsigned char *md); |
203 | int SHA512_Init(SHA512_CTX *c); |
204 | int SHA512_Update(SHA512_CTX *c, const void *data, size_t len); |
205 | int SHA512_Final(unsigned char *md, SHA512_CTX *c); |
206 | unsigned char *SHA512(const unsigned char *d, size_t n,unsigned char *md); |
207 | void SHA512_Transform(SHA512_CTX *c, const unsigned char *data); |
208 | #endif |
209 | |
210 | #ifdef __cplusplus |
211 | } |
212 | #endif |
213 | |
214 | #endif |
215 | |