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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_S
HA1)) | |
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 | |
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