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58964a49 RE |
1 | /* crypto/md5/md5.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_MD5_H | |
60 | #define HEADER_MD5_H | |
61 | ||
ec517d25 RL |
62 | #include <openssl/e_os2.h> |
63 | ||
58964a49 RE |
64 | #ifdef __cplusplus |
65 | extern "C" { | |
66 | #endif | |
67 | ||
cf1b7d96 | 68 | #ifdef OPENSSL_NO_MD5 |
f5d7a031 UM |
69 | #error MD5 is disabled. |
70 | #endif | |
71 | ||
bd3576d2 UM |
72 | /* |
73 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
74 | * ! MD5_LONG has to be at least 32 bits wide. If it's wider, then ! | |
75 | * ! MD5_LONG_LOG2 has to be defined along. ! | |
76 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |
77 | */ | |
78 | ||
cf1b7d96 | 79 | #if defined(OPENSSL_SYS_WIN16) || defined(__LP32__) |
bd3576d2 | 80 | #define MD5_LONG unsigned long |
c0a93e31 | 81 | #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__) |
bd3576d2 UM |
82 | #define MD5_LONG unsigned long |
83 | #define MD5_LONG_LOG2 3 | |
84 | /* | |
85 | * _CRAY note. I could declare short, but I have no idea what impact | |
86 | * does it have on performance on none-T3E machines. I could declare | |
87 | * int, but at least on C90 sizeof(int) can be chosen at compile time. | |
88 | * So I've chosen long... | |
89 | * <appro@fy.chalmers.se> | |
90 | */ | |
91 | #else | |
92 | #define MD5_LONG unsigned int | |
93 | #endif | |
94 | ||
58964a49 | 95 | #define MD5_CBLOCK 64 |
bd3576d2 | 96 | #define MD5_LBLOCK (MD5_CBLOCK/4) |
58964a49 RE |
97 | #define MD5_DIGEST_LENGTH 16 |
98 | ||
99 | typedef struct MD5state_st | |
100 | { | |
bd3576d2 UM |
101 | MD5_LONG A,B,C,D; |
102 | MD5_LONG Nl,Nh; | |
103 | MD5_LONG data[MD5_LBLOCK]; | |
58964a49 RE |
104 | int num; |
105 | } MD5_CTX; | |
106 | ||
2dc769a1 | 107 | int MD5_Init(MD5_CTX *c); |
9e0aad9f | 108 | int MD5_Update(MD5_CTX *c, const void *data, size_t len); |
2dc769a1 | 109 | int MD5_Final(unsigned char *md, MD5_CTX *c); |
9e0aad9f | 110 | unsigned char *MD5(const unsigned char *d, size_t n, unsigned char *md); |
ac7d0785 | 111 | void MD5_Transform(MD5_CTX *c, const unsigned char *b); |
58964a49 RE |
112 | #ifdef __cplusplus |
113 | } | |
114 | #endif | |
115 | ||
116 | #endif |