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 | |
62 | #include <openssl/e_os2.h> |
63 | #include <stddef.h> |
64 | |
65 | #ifdef __cplusplus |
66 | extern "C" { |
67 | #endif |
68 | |
69 | #ifdef OPENSSL_NO_MD5 |
70 | #error MD5 is disabled. |
71 | #endif |
72 | |
73 | /* |
74 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
75 | * ! MD5_LONG has to be at least 32 bits wide. If it's wider, then ! |
76 | * ! MD5_LONG_LOG2 has to be defined along. ! |
77 | * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
78 | */ |
79 | |
80 | #if defined(__LP32__) |
81 | #define MD5_LONG unsigned long |
82 | #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__) |
83 | #define MD5_LONG unsigned long |
84 | #define MD5_LONG_LOG2 3 |
85 | /* |
86 | * _CRAY note. I could declare short, but I have no idea what impact |
87 | * does it have on performance on none-T3E machines. I could declare |
88 | * int, but at least on C90 sizeof(int) can be chosen at compile time. |
89 | * So I've chosen long... |
90 | * <appro@fy.chalmers.se> |
91 | */ |
92 | #else |
93 | #define MD5_LONG unsigned int |
94 | #endif |
95 | |
96 | #define MD5_CBLOCK 64 |
97 | #define MD5_LBLOCK (MD5_CBLOCK/4) |
98 | #define MD5_DIGEST_LENGTH 16 |
99 | |
100 | typedef struct MD5state_st |
101 | { |
102 | MD5_LONG A,B,C,D; |
103 | MD5_LONG Nl,Nh; |
104 | MD5_LONG data[MD5_LBLOCK]; |
105 | unsigned int num; |
106 | } MD5_CTX; |
107 | |
108 | #ifdef OPENSSL_FIPS |
109 | int private_MD5_Init(MD5_CTX *c); |
110 | #endif |
111 | int MD5_Init(MD5_CTX *c); |
112 | int MD5_Update(MD5_CTX *c, const void *data, size_t len); |
113 | int MD5_Final(unsigned char *md, MD5_CTX *c); |
114 | unsigned char *MD5(const unsigned char *d, size_t n, unsigned char *md); |
115 | void MD5_Transform(MD5_CTX *c, const unsigned char *b); |
116 | #ifdef __cplusplus |
117 | } |
118 | #endif |
119 | |
120 | #endif |
121 | |