source: trunk/sys/libcrypto/others/md5/md5_dgst.c @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

First import

File size: 7.0 KB
Line 
1/* crypto/md5/md5_dgst.c */
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#include <stdio.h>
60#include "md5_locl.h"
61#include <openssl/opensslv.h>
62#include <openssl/err.h>
63#ifdef OPENSSL_FIPS
64#include <openssl/fips.h>
65#endif
66
67
68const char MD5_version[]="MD5" OPENSSL_VERSION_PTEXT;
69
70/* Implemented from RFC1321 The MD5 Message-Digest Algorithm
71 */
72
73#define INIT_DATA_A (unsigned long)0x67452301L
74#define INIT_DATA_B (unsigned long)0xefcdab89L
75#define INIT_DATA_C (unsigned long)0x98badcfeL
76#define INIT_DATA_D (unsigned long)0x10325476L
77
78FIPS_NON_FIPS_MD_Init(MD5)
79        {
80        c->A=INIT_DATA_A;
81        c->B=INIT_DATA_B;
82        c->C=INIT_DATA_C;
83        c->D=INIT_DATA_D;
84        c->Nl=0;
85        c->Nh=0;
86        c->num=0;
87        return 1;
88        }
89
90#ifndef md5_block_data_order
91#ifdef X
92#undef X
93#endif
94void md5_block_data_order (MD5_CTX *c, const void *data_, size_t num)
95        {
96        const unsigned char *data=data_;
97        register unsigned MD32_REG_T A,B,C,D,l;
98#ifndef MD32_XARRAY
99        /* See comment in crypto/sha/sha_locl.h for details. */
100        unsigned MD32_REG_T     XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,
101                                XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15;
102# define X(i)   XX##i
103#else
104        MD5_LONG XX[MD5_LBLOCK];
105# define X(i)   XX[i]
106#endif
107
108        A=c->A;
109        B=c->B;
110        C=c->C;
111        D=c->D;
112
113        for (;num--;)
114                {
115        HOST_c2l(data,l); X( 0)=l;              HOST_c2l(data,l); X( 1)=l;
116        /* Round 0 */
117        R0(A,B,C,D,X( 0), 7,0xd76aa478L);       HOST_c2l(data,l); X( 2)=l;
118        R0(D,A,B,C,X( 1),12,0xe8c7b756L);       HOST_c2l(data,l); X( 3)=l;
119        R0(C,D,A,B,X( 2),17,0x242070dbL);       HOST_c2l(data,l); X( 4)=l;
120        R0(B,C,D,A,X( 3),22,0xc1bdceeeL);       HOST_c2l(data,l); X( 5)=l;
121        R0(A,B,C,D,X( 4), 7,0xf57c0fafL);       HOST_c2l(data,l); X( 6)=l;
122        R0(D,A,B,C,X( 5),12,0x4787c62aL);       HOST_c2l(data,l); X( 7)=l;
123        R0(C,D,A,B,X( 6),17,0xa8304613L);       HOST_c2l(data,l); X( 8)=l;
124        R0(B,C,D,A,X( 7),22,0xfd469501L);       HOST_c2l(data,l); X( 9)=l;
125        R0(A,B,C,D,X( 8), 7,0x698098d8L);       HOST_c2l(data,l); X(10)=l;
126        R0(D,A,B,C,X( 9),12,0x8b44f7afL);       HOST_c2l(data,l); X(11)=l;
127        R0(C,D,A,B,X(10),17,0xffff5bb1L);       HOST_c2l(data,l); X(12)=l;
128        R0(B,C,D,A,X(11),22,0x895cd7beL);       HOST_c2l(data,l); X(13)=l;
129        R0(A,B,C,D,X(12), 7,0x6b901122L);       HOST_c2l(data,l); X(14)=l;
130        R0(D,A,B,C,X(13),12,0xfd987193L);       HOST_c2l(data,l); X(15)=l;
131        R0(C,D,A,B,X(14),17,0xa679438eL);
132        R0(B,C,D,A,X(15),22,0x49b40821L);
133        /* Round 1 */
134        R1(A,B,C,D,X( 1), 5,0xf61e2562L);
135        R1(D,A,B,C,X( 6), 9,0xc040b340L);
136        R1(C,D,A,B,X(11),14,0x265e5a51L);
137        R1(B,C,D,A,X( 0),20,0xe9b6c7aaL);
138        R1(A,B,C,D,X( 5), 5,0xd62f105dL);
139        R1(D,A,B,C,X(10), 9,0x02441453L);
140        R1(C,D,A,B,X(15),14,0xd8a1e681L);
141        R1(B,C,D,A,X( 4),20,0xe7d3fbc8L);
142        R1(A,B,C,D,X( 9), 5,0x21e1cde6L);
143        R1(D,A,B,C,X(14), 9,0xc33707d6L);
144        R1(C,D,A,B,X( 3),14,0xf4d50d87L);
145        R1(B,C,D,A,X( 8),20,0x455a14edL);
146        R1(A,B,C,D,X(13), 5,0xa9e3e905L);
147        R1(D,A,B,C,X( 2), 9,0xfcefa3f8L);
148        R1(C,D,A,B,X( 7),14,0x676f02d9L);
149        R1(B,C,D,A,X(12),20,0x8d2a4c8aL);
150        /* Round 2 */
151        R2(A,B,C,D,X( 5), 4,0xfffa3942L);
152        R2(D,A,B,C,X( 8),11,0x8771f681L);
153        R2(C,D,A,B,X(11),16,0x6d9d6122L);
154        R2(B,C,D,A,X(14),23,0xfde5380cL);
155        R2(A,B,C,D,X( 1), 4,0xa4beea44L);
156        R2(D,A,B,C,X( 4),11,0x4bdecfa9L);
157        R2(C,D,A,B,X( 7),16,0xf6bb4b60L);
158        R2(B,C,D,A,X(10),23,0xbebfbc70L);
159        R2(A,B,C,D,X(13), 4,0x289b7ec6L);
160        R2(D,A,B,C,X( 0),11,0xeaa127faL);
161        R2(C,D,A,B,X( 3),16,0xd4ef3085L);
162        R2(B,C,D,A,X( 6),23,0x04881d05L);
163        R2(A,B,C,D,X( 9), 4,0xd9d4d039L);
164        R2(D,A,B,C,X(12),11,0xe6db99e5L);
165        R2(C,D,A,B,X(15),16,0x1fa27cf8L);
166        R2(B,C,D,A,X( 2),23,0xc4ac5665L);
167        /* Round 3 */
168        R3(A,B,C,D,X( 0), 6,0xf4292244L);
169        R3(D,A,B,C,X( 7),10,0x432aff97L);
170        R3(C,D,A,B,X(14),15,0xab9423a7L);
171        R3(B,C,D,A,X( 5),21,0xfc93a039L);
172        R3(A,B,C,D,X(12), 6,0x655b59c3L);
173        R3(D,A,B,C,X( 3),10,0x8f0ccc92L);
174        R3(C,D,A,B,X(10),15,0xffeff47dL);
175        R3(B,C,D,A,X( 1),21,0x85845dd1L);
176        R3(A,B,C,D,X( 8), 6,0x6fa87e4fL);
177        R3(D,A,B,C,X(15),10,0xfe2ce6e0L);
178        R3(C,D,A,B,X( 6),15,0xa3014314L);
179        R3(B,C,D,A,X(13),21,0x4e0811a1L);
180        R3(A,B,C,D,X( 4), 6,0xf7537e82L);
181        R3(D,A,B,C,X(11),10,0xbd3af235L);
182        R3(C,D,A,B,X( 2),15,0x2ad7d2bbL);
183        R3(B,C,D,A,X( 9),21,0xeb86d391L);
184
185        A = c->A += A;
186        B = c->B += B;
187        C = c->C += C;
188        D = c->D += D;
189                }
190        }
191#endif
Note: See TracBrowser for help on using the repository browser.