1 /* @(#) $Id: ./src/os_crypto/sha1/sha.h, 2011/09/08 dcid Exp $
3 /* Included on ossec */
7 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
10 * This package is an SSL implementation written
11 * by Eric Young (eay@cryptsoft.com).
12 * The implementation was written so as to conform with Netscapes SSL.
14 * This library is free for commercial and non-commercial use as long as
15 * the following conditions are aheared to. The following conditions
16 * apply to all code found in this distribution, be it the RC4, RSA,
17 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
18 * included with this distribution is covered by the same copyright terms
19 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
21 * Copyright remains Eric Young's, and as such any Copyright notices in
22 * the code are not to be removed.
23 * If this package is used in a product, Eric Young should be given attribution
24 * as the author of the parts of the library used.
25 * This can be in the form of a textual message at program startup or
26 * in documentation (online or textual) provided with the package.
28 * Redistribution and use in source and binary forms, with or without
29 * modification, are permitted provided that the following conditions
31 * 1. Redistributions of source code must retain the copyright
32 * notice, this list of conditions and the following disclaimer.
33 * 2. Redistributions in binary form must reproduce the above copyright
34 * notice, this list of conditions and the following disclaimer in the
35 * documentation and/or other materials provided with the distribution.
36 * 3. All advertising materials mentioning features or use of this software
37 * must display the following acknowledgement:
38 * "This product includes cryptographic software written by
39 * Eric Young (eay@cryptsoft.com)"
40 * The word 'cryptographic' can be left out if the rouines from the library
41 * being used are not cryptographic related :-).
42 * 4. If you include any Windows specific code (or a derivative thereof) from
43 * the apps directory (application code) you must include an acknowledgement:
44 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
46 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
47 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
48 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
49 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
50 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
51 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
52 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
53 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
54 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
55 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
58 * The licence and distribution terms for any publically available version or
59 * derivative of this code cannot be changed. i.e. this code cannot simply be
60 * copied and put under another distribution licence
61 * [including the GNU Public Licence.]
69 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
70 * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
71 * ! SHA_LONG_LOG2 has to be defined along. !
72 * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
76 #define SHA_LONG unsigned long
77 #elif defined(__ILP64__)
78 #define SHA_LONG unsigned long
79 #define SHA_LONG_LOG2 3
81 #define SHA_LONG unsigned int
85 #define SHA_CBLOCK (SHA_LBLOCK*4) /* SHA treats input data as a
86 * contiguous array of 32 bit
87 * wide big-endian values. */
88 #define SHA_LAST_BLOCK (SHA_CBLOCK-8)
89 #define SHA_DIGEST_LENGTH 20
91 typedef struct SHAstate_st
93 SHA_LONG h0,h1,h2,h3,h4;
95 SHA_LONG data[SHA_LBLOCK];
99 int SHA1_Init(SHA_CTX *c);
100 int SHA1_Update(SHA_CTX *c, const void *data, size_t len);
101 int SHA1_Final(unsigned char *md, SHA_CTX *c);
102 unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
103 void SHA1_Transform(SHA_CTX *c, const unsigned char *data);