2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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.
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).
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.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
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)"
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
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.]
62 # include <openssl/e_os2.h>
69 # if defined(OPENSSL_NO_SHA) || (defined(OPENSSL_NO_SHA0) && defined(OPENSSL_NO_SHA1))
70 # error SHA is disabled.
74 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
75 * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
76 * ! SHA_LONG_LOG2 has to be defined along. !
77 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
80 # if defined(__LP32__)
81 # define SHA_LONG unsigned long
82 # elif defined(__ILP64__)
83 # define SHA_LONG unsigned long
84 # define SHA_LONG_LOG2 3
86 # define SHA_LONG unsigned int
89 # define SHA_LBLOCK 16
90 # define SHA_CBLOCK (SHA_LBLOCK*4)/* SHA treats input data as a
91 * contiguous array of 32 bit wide
92 * big-endian values. */
93 # define SHA_LAST_BLOCK (SHA_CBLOCK-8)
94 # define SHA_DIGEST_LENGTH 20
96 typedef struct SHAstate_st {
97 SHA_LONG h0, h1, h2, h3, h4;
99 SHA_LONG data[SHA_LBLOCK];
103 # ifndef OPENSSL_NO_SHA0
104 int SHA_Init(SHA_CTX *c);
105 int SHA_Update(SHA_CTX *c, const void *data, size_t len);
106 int SHA_Final(unsigned char *md, SHA_CTX *c);
107 unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md);
108 void SHA_Transform(SHA_CTX *c, const unsigned char *data);
110 # ifndef OPENSSL_NO_SHA1
111 int SHA1_Init(SHA_CTX *c);
112 int SHA1_Update(SHA_CTX *c, const void *data, size_t len);
113 int SHA1_Final(unsigned char *md, SHA_CTX *c);
114 unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
115 void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
118 # define SHA256_CBLOCK (SHA_LBLOCK*4)/* SHA-256 treats input data as a
119 * contiguous array of 32 bit wide
120 * big-endian values. */
121 # define SHA224_DIGEST_LENGTH 28
122 # define SHA256_DIGEST_LENGTH 32
124 typedef struct SHA256state_st {
127 SHA_LONG data[SHA_LBLOCK];
128 unsigned int num, md_len;
131 # ifndef OPENSSL_NO_SHA256
132 int SHA224_Init(SHA256_CTX *c);
133 int SHA224_Update(SHA256_CTX *c, const void *data, size_t len);
134 int SHA224_Final(unsigned char *md, SHA256_CTX *c);
135 unsigned char *SHA224(const unsigned char *d, size_t n, unsigned char *md);
136 int SHA256_Init(SHA256_CTX *c);
137 int SHA256_Update(SHA256_CTX *c, const void *data, size_t len);
138 int SHA256_Final(unsigned char *md, SHA256_CTX *c);
139 unsigned char *SHA256(const unsigned char *d, size_t n, unsigned char *md);
140 void SHA256_Transform(SHA256_CTX *c, const unsigned char *data);
143 # define SHA384_DIGEST_LENGTH 48
144 # define SHA512_DIGEST_LENGTH 64
146 # ifndef OPENSSL_NO_SHA512
148 * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64
149 * being exactly 64-bit wide. See Implementation Notes in sha512.c
150 * for further details.
153 * SHA-512 treats input data as a
154 * contiguous array of 64 bit
155 * wide big-endian values.
157 # define SHA512_CBLOCK (SHA_LBLOCK*8)
158 # if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
159 # define SHA_LONG64 unsigned __int64
160 # define U64(C) C##UI64
161 # elif defined(__arch64__)
162 # define SHA_LONG64 unsigned long
163 # define U64(C) C##UL
165 # define SHA_LONG64 unsigned long long
166 # define U64(C) C##ULL
169 typedef struct SHA512state_st {
173 SHA_LONG64 d[SHA_LBLOCK];
174 unsigned char p[SHA512_CBLOCK];
176 unsigned int num, md_len;
180 # ifndef OPENSSL_NO_SHA512
181 int SHA384_Init(SHA512_CTX *c);
182 int SHA384_Update(SHA512_CTX *c, const void *data, size_t len);
183 int SHA384_Final(unsigned char *md, SHA512_CTX *c);
184 unsigned char *SHA384(const unsigned char *d, size_t n, unsigned char *md);
185 int SHA512_Init(SHA512_CTX *c);
186 int SHA512_Update(SHA512_CTX *c, const void *data, size_t len);
187 int SHA512_Final(unsigned char *md, SHA512_CTX *c);
188 unsigned char *SHA512(const unsigned char *d, size_t n, unsigned char *md);
189 void SHA512_Transform(SHA512_CTX *c, const unsigned char *data);