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md5_dgst.c

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1/* $OpenBSD: md5_dgst.c,v 1.14 2014/10/28 07:35:59 jsg Exp $ */-
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/crypto.h>-
63-
64/* Implemented from RFC1321 The MD5 Message-Digest Algorithm-
65 */-
66-
67#define INIT_DATA_A (unsigned long)0x67452301L-
68#define INIT_DATA_B (unsigned long)0xefcdab89L-
69#define INIT_DATA_C (unsigned long)0x98badcfeL-
70#define INIT_DATA_D (unsigned long)0x10325476L-
71-
72int MD5_Init(MD5_CTX *c)-
73 {-
74 memset (c,0,sizeof(*c));-
75 c->A=INIT_DATA_A;-
76 c->B=INIT_DATA_B;-
77 c->C=INIT_DATA_C;-
78 c->D=INIT_DATA_D;-
79 return 1;
executed 6035 times by 7 tests: return 1;
Executed by:
  • evptest
  • hmactest
  • libcrypto.so.44.0.1
  • md5test
  • servertest
  • ssltest
  • tls_prf
6035
80 }-
81-
82#ifndef md5_block_data_order-
83#ifdef X-
84#undef X-
85#endif-
86void md5_block_data_order (MD5_CTX *c, const void *data_, size_t num)-
87 {-
88 const unsigned char *data=data_;-
89 unsigned MD32_REG_T A,B,C,D,l;-
90#ifndef MD32_XARRAY-
91 /* See comment in crypto/sha/sha_locl.h for details. */-
92 unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,-
93 XX8, XX9,XX10,XX11,XX12,XX13,XX14,XX15;-
94# define X(i) XX##i-
95#else-
96 MD5_LONG XX[MD5_LBLOCK];-
97# define X(i) XX[i]-
98#endif-
99-
100 A=c->A;-
101 B=c->B;-
102 C=c->C;-
103 D=c->D;-
104-
105 for (;num--;)-
106 {-
107 HOST_c2l(data,l); X( 0)=l; HOST_c2l(data,l); X( 1)=l;-
108 /* Round 0 */-
109 R0(A,B,C,D,X( 0), 7,0xd76aa478L); HOST_c2l(data,l); X( 2)=l;-
110 R0(D,A,B,C,X( 1),12,0xe8c7b756L); HOST_c2l(data,l); X( 3)=l;-
111 R0(C,D,A,B,X( 2),17,0x242070dbL); HOST_c2l(data,l); X( 4)=l;-
112 R0(B,C,D,A,X( 3),22,0xc1bdceeeL); HOST_c2l(data,l); X( 5)=l;-
113 R0(A,B,C,D,X( 4), 7,0xf57c0fafL); HOST_c2l(data,l); X( 6)=l;-
114 R0(D,A,B,C,X( 5),12,0x4787c62aL); HOST_c2l(data,l); X( 7)=l;-
115 R0(C,D,A,B,X( 6),17,0xa8304613L); HOST_c2l(data,l); X( 8)=l;-
116 R0(B,C,D,A,X( 7),22,0xfd469501L); HOST_c2l(data,l); X( 9)=l;-
117 R0(A,B,C,D,X( 8), 7,0x698098d8L); HOST_c2l(data,l); X(10)=l;-
118 R0(D,A,B,C,X( 9),12,0x8b44f7afL); HOST_c2l(data,l); X(11)=l;-
119 R0(C,D,A,B,X(10),17,0xffff5bb1L); HOST_c2l(data,l); X(12)=l;-
120 R0(B,C,D,A,X(11),22,0x895cd7beL); HOST_c2l(data,l); X(13)=l;-
121 R0(A,B,C,D,X(12), 7,0x6b901122L); HOST_c2l(data,l); X(14)=l;-
122 R0(D,A,B,C,X(13),12,0xfd987193L); HOST_c2l(data,l); X(15)=l;-
123 R0(C,D,A,B,X(14),17,0xa679438eL);-
124 R0(B,C,D,A,X(15),22,0x49b40821L);-
125 /* Round 1 */-
126 R1(A,B,C,D,X( 1), 5,0xf61e2562L);-
127 R1(D,A,B,C,X( 6), 9,0xc040b340L);-
128 R1(C,D,A,B,X(11),14,0x265e5a51L);-
129 R1(B,C,D,A,X( 0),20,0xe9b6c7aaL);-
130 R1(A,B,C,D,X( 5), 5,0xd62f105dL);-
131 R1(D,A,B,C,X(10), 9,0x02441453L);-
132 R1(C,D,A,B,X(15),14,0xd8a1e681L);-
133 R1(B,C,D,A,X( 4),20,0xe7d3fbc8L);-
134 R1(A,B,C,D,X( 9), 5,0x21e1cde6L);-
135 R1(D,A,B,C,X(14), 9,0xc33707d6L);-
136 R1(C,D,A,B,X( 3),14,0xf4d50d87L);-
137 R1(B,C,D,A,X( 8),20,0x455a14edL);-
138 R1(A,B,C,D,X(13), 5,0xa9e3e905L);-
139 R1(D,A,B,C,X( 2), 9,0xfcefa3f8L);-
140 R1(C,D,A,B,X( 7),14,0x676f02d9L);-
141 R1(B,C,D,A,X(12),20,0x8d2a4c8aL);-
142 /* Round 2 */-
143 R2(A,B,C,D,X( 5), 4,0xfffa3942L);-
144 R2(D,A,B,C,X( 8),11,0x8771f681L);-
145 R2(C,D,A,B,X(11),16,0x6d9d6122L);-
146 R2(B,C,D,A,X(14),23,0xfde5380cL);-
147 R2(A,B,C,D,X( 1), 4,0xa4beea44L);-
148 R2(D,A,B,C,X( 4),11,0x4bdecfa9L);-
149 R2(C,D,A,B,X( 7),16,0xf6bb4b60L);-
150 R2(B,C,D,A,X(10),23,0xbebfbc70L);-
151 R2(A,B,C,D,X(13), 4,0x289b7ec6L);-
152 R2(D,A,B,C,X( 0),11,0xeaa127faL);-
153 R2(C,D,A,B,X( 3),16,0xd4ef3085L);-
154 R2(B,C,D,A,X( 6),23,0x04881d05L);-
155 R2(A,B,C,D,X( 9), 4,0xd9d4d039L);-
156 R2(D,A,B,C,X(12),11,0xe6db99e5L);-
157 R2(C,D,A,B,X(15),16,0x1fa27cf8L);-
158 R2(B,C,D,A,X( 2),23,0xc4ac5665L);-
159 /* Round 3 */-
160 R3(A,B,C,D,X( 0), 6,0xf4292244L);-
161 R3(D,A,B,C,X( 7),10,0x432aff97L);-
162 R3(C,D,A,B,X(14),15,0xab9423a7L);-
163 R3(B,C,D,A,X( 5),21,0xfc93a039L);-
164 R3(A,B,C,D,X(12), 6,0x655b59c3L);-
165 R3(D,A,B,C,X( 3),10,0x8f0ccc92L);-
166 R3(C,D,A,B,X(10),15,0xffeff47dL);-
167 R3(B,C,D,A,X( 1),21,0x85845dd1L);-
168 R3(A,B,C,D,X( 8), 6,0x6fa87e4fL);-
169 R3(D,A,B,C,X(15),10,0xfe2ce6e0L);-
170 R3(C,D,A,B,X( 6),15,0xa3014314L);-
171 R3(B,C,D,A,X(13),21,0x4e0811a1L);-
172 R3(A,B,C,D,X( 4), 6,0xf7537e82L);-
173 R3(D,A,B,C,X(11),10,0xbd3af235L);-
174 R3(C,D,A,B,X( 2),15,0x2ad7d2bbL);-
175 R3(B,C,D,A,X( 9),21,0xeb86d391L);-
176-
177 A = c->A += A;-
178 B = c->B += B;-
179 C = c->C += C;-
180 D = c->D += D;-
181 }-
182 }-
183#endif-
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