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md5_dgst.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/md5/md5_dgst.c
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1/*-
2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.-
3 *-
4 * Licensed under the OpenSSL license (the "License"). You may not use-
5 * this file except in compliance with the License. You can obtain a copy-
6 * in the file LICENSE in the source distribution or at-
7 * https://www.openssl.org/source/license.html-
8 */-
9-
10#include <stdio.h>-
11#include "md5_locl.h"-
12#include <openssl/opensslv.h>-
13-
14/*-
15 * Implemented from RFC1321 The MD5 Message-Digest Algorithm-
16 */-
17-
18#define INIT_DATA_A (unsigned long)0x67452301L-
19#define INIT_DATA_B (unsigned long)0xefcdab89L-
20#define INIT_DATA_C (unsigned long)0x98badcfeL-
21#define INIT_DATA_D (unsigned long)0x10325476L-
22-
23int MD5_Init(MD5_CTX *c)-
24{-
25 memset(c, 0, sizeof(*c));-
26 c->A = INIT_DATA_A;-
27 c->B = INIT_DATA_B;-
28 c->C = INIT_DATA_C;-
29 c->D = INIT_DATA_D;-
30 return 1;
executed 14053 times by 1 test: return 1;
Executed by:
  • libcrypto.so.1.1
14053
31}-
32-
33#ifndef md5_block_data_order-
34# ifdef X-
35# undef X-
36# endif-
37void md5_block_data_order(MD5_CTX *c, const void *data_, size_t num)-
38{-
39 const unsigned char *data = data_;-
40 register unsigned MD32_REG_T A, B, C, D, l;-
41# ifndef MD32_XARRAY-
42 /* See comment in crypto/sha/sha_locl.h for details. */-
43 unsigned MD32_REG_T XX0, XX1, XX2, XX3, XX4, XX5, XX6, XX7,-
44 XX8, XX9, XX10, XX11, XX12, XX13, XX14, XX15;-
45# define X(i) XX##i-
46# else-
47 MD5_LONG XX[MD5_LBLOCK];-
48# define X(i) XX[i]-
49# endif-
50-
51 A = c->A;-
52 B = c->B;-
53 C = c->C;-
54 D = c->D;-
55-
56 for (; num--;) {-
57 (void)HOST_c2l(data, l);-
58 X(0) = l;-
59 (void)HOST_c2l(data, l);-
60 X(1) = l;-
61 /* Round 0 */-
62 R0(A, B, C, D, X(0), 7, 0xd76aa478L);-
63 (void)HOST_c2l(data, l);-
64 X(2) = l;-
65 R0(D, A, B, C, X(1), 12, 0xe8c7b756L);-
66 (void)HOST_c2l(data, l);-
67 X(3) = l;-
68 R0(C, D, A, B, X(2), 17, 0x242070dbL);-
69 (void)HOST_c2l(data, l);-
70 X(4) = l;-
71 R0(B, C, D, A, X(3), 22, 0xc1bdceeeL);-
72 (void)HOST_c2l(data, l);-
73 X(5) = l;-
74 R0(A, B, C, D, X(4), 7, 0xf57c0fafL);-
75 (void)HOST_c2l(data, l);-
76 X(6) = l;-
77 R0(D, A, B, C, X(5), 12, 0x4787c62aL);-
78 (void)HOST_c2l(data, l);-
79 X(7) = l;-
80 R0(C, D, A, B, X(6), 17, 0xa8304613L);-
81 (void)HOST_c2l(data, l);-
82 X(8) = l;-
83 R0(B, C, D, A, X(7), 22, 0xfd469501L);-
84 (void)HOST_c2l(data, l);-
85 X(9) = l;-
86 R0(A, B, C, D, X(8), 7, 0x698098d8L);-
87 (void)HOST_c2l(data, l);-
88 X(10) = l;-
89 R0(D, A, B, C, X(9), 12, 0x8b44f7afL);-
90 (void)HOST_c2l(data, l);-
91 X(11) = l;-
92 R0(C, D, A, B, X(10), 17, 0xffff5bb1L);-
93 (void)HOST_c2l(data, l);-
94 X(12) = l;-
95 R0(B, C, D, A, X(11), 22, 0x895cd7beL);-
96 (void)HOST_c2l(data, l);-
97 X(13) = l;-
98 R0(A, B, C, D, X(12), 7, 0x6b901122L);-
99 (void)HOST_c2l(data, l);-
100 X(14) = l;-
101 R0(D, A, B, C, X(13), 12, 0xfd987193L);-
102 (void)HOST_c2l(data, l);-
103 X(15) = l;-
104 R0(C, D, A, B, X(14), 17, 0xa679438eL);-
105 R0(B, C, D, A, X(15), 22, 0x49b40821L);-
106 /* Round 1 */-
107 R1(A, B, C, D, X(1), 5, 0xf61e2562L);-
108 R1(D, A, B, C, X(6), 9, 0xc040b340L);-
109 R1(C, D, A, B, X(11), 14, 0x265e5a51L);-
110 R1(B, C, D, A, X(0), 20, 0xe9b6c7aaL);-
111 R1(A, B, C, D, X(5), 5, 0xd62f105dL);-
112 R1(D, A, B, C, X(10), 9, 0x02441453L);-
113 R1(C, D, A, B, X(15), 14, 0xd8a1e681L);-
114 R1(B, C, D, A, X(4), 20, 0xe7d3fbc8L);-
115 R1(A, B, C, D, X(9), 5, 0x21e1cde6L);-
116 R1(D, A, B, C, X(14), 9, 0xc33707d6L);-
117 R1(C, D, A, B, X(3), 14, 0xf4d50d87L);-
118 R1(B, C, D, A, X(8), 20, 0x455a14edL);-
119 R1(A, B, C, D, X(13), 5, 0xa9e3e905L);-
120 R1(D, A, B, C, X(2), 9, 0xfcefa3f8L);-
121 R1(C, D, A, B, X(7), 14, 0x676f02d9L);-
122 R1(B, C, D, A, X(12), 20, 0x8d2a4c8aL);-
123 /* Round 2 */-
124 R2(A, B, C, D, X(5), 4, 0xfffa3942L);-
125 R2(D, A, B, C, X(8), 11, 0x8771f681L);-
126 R2(C, D, A, B, X(11), 16, 0x6d9d6122L);-
127 R2(B, C, D, A, X(14), 23, 0xfde5380cL);-
128 R2(A, B, C, D, X(1), 4, 0xa4beea44L);-
129 R2(D, A, B, C, X(4), 11, 0x4bdecfa9L);-
130 R2(C, D, A, B, X(7), 16, 0xf6bb4b60L);-
131 R2(B, C, D, A, X(10), 23, 0xbebfbc70L);-
132 R2(A, B, C, D, X(13), 4, 0x289b7ec6L);-
133 R2(D, A, B, C, X(0), 11, 0xeaa127faL);-
134 R2(C, D, A, B, X(3), 16, 0xd4ef3085L);-
135 R2(B, C, D, A, X(6), 23, 0x04881d05L);-
136 R2(A, B, C, D, X(9), 4, 0xd9d4d039L);-
137 R2(D, A, B, C, X(12), 11, 0xe6db99e5L);-
138 R2(C, D, A, B, X(15), 16, 0x1fa27cf8L);-
139 R2(B, C, D, A, X(2), 23, 0xc4ac5665L);-
140 /* Round 3 */-
141 R3(A, B, C, D, X(0), 6, 0xf4292244L);-
142 R3(D, A, B, C, X(7), 10, 0x432aff97L);-
143 R3(C, D, A, B, X(14), 15, 0xab9423a7L);-
144 R3(B, C, D, A, X(5), 21, 0xfc93a039L);-
145 R3(A, B, C, D, X(12), 6, 0x655b59c3L);-
146 R3(D, A, B, C, X(3), 10, 0x8f0ccc92L);-
147 R3(C, D, A, B, X(10), 15, 0xffeff47dL);-
148 R3(B, C, D, A, X(1), 21, 0x85845dd1L);-
149 R3(A, B, C, D, X(8), 6, 0x6fa87e4fL);-
150 R3(D, A, B, C, X(15), 10, 0xfe2ce6e0L);-
151 R3(C, D, A, B, X(6), 15, 0xa3014314L);-
152 R3(B, C, D, A, X(13), 21, 0x4e0811a1L);-
153 R3(A, B, C, D, X(4), 6, 0xf7537e82L);-
154 R3(D, A, B, C, X(11), 10, 0xbd3af235L);-
155 R3(C, D, A, B, X(2), 15, 0x2ad7d2bbL);-
156 R3(B, C, D, A, X(9), 21, 0xeb86d391L);-
157-
158 A = c->A += A;-
159 B = c->B += B;-
160 C = c->C += C;-
161 D = c->D += D;-
162 }-
163}-
164#endif-
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