1 /* $NetBSD: md5.c,v 1.10 2008/12/29 00:51:29 christos Exp $ */
2
3 /*
4 * MDDRIVER.C - test driver for MD2, MD4 and MD5
5 */
6
7 /*
8 * Copyright (C) 1990-2, RSA Data Security, Inc. Created 1990. All
9 * rights reserved.
10 *
11 * RSA Data Security, Inc. makes no representations concerning either
12 * the merchantability of this software or the suitability of this
13 * software for any particular purpose. It is provided "as is"
14 * without express or implied warranty of any kind.
15 *
16 * These notices must be retained in any copies of any part of this
17 * documentation and/or software.
18 */
19
20 #if HAVE_NBTOOL_CONFIG_H
21 #include "nbtool_config.h"
22 #endif
23
24 #include <sys/cdefs.h>
25 #if defined(__RCSID) && !defined(lint)
26 __RCSID("$NetBSD: md5.c,v 1.10 2008/12/29 00:51:29 christos Exp $");
27 #endif /* not lint */
28
29 #include <sys/types.h>
30
31 #include <err.h>
32 #include <md5.h>
33 #include <stdio.h>
34 #include <string.h>
35 #include <time.h>
36
37 void MD5Filter(int);
38 void MD5String(const char *);
39 void MD5TestSuite(void);
40 void MD5TimeTrial(void);
41
42 #ifndef HASHTYPE
43 #define HASHTYPE "MD5"
44 #endif
45
46 #ifndef HASHLEN
47 #define HASHLEN 32
48 #endif
49
50 /*
51 * Length of test block, number of test blocks.
52 */
53 #define TEST_BLOCK_LEN 1000
54 #define TEST_BLOCK_COUNT 1000
55
56 /*
57 * Digests a string and prints the result.
58 */
59 void
MD5String(const char * string)60 MD5String(const char *string)
61 {
62 unsigned int len = strlen(string);
63 char buf[HASHLEN + 1];
64
65 printf("%s (\"%s\") = %s\n", HASHTYPE, string,
66 MD5Data((const unsigned char *)string, len, buf));
67 }
68
69 /*
70 * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
71 */
72 void
MD5TimeTrial(void)73 MD5TimeTrial(void)
74 {
75 MD5_CTX context;
76 time_t endTime, startTime;
77 unsigned char block[TEST_BLOCK_LEN];
78 unsigned int i;
79 char *p, buf[HASHLEN + 1];
80
81 printf("%s time trial. Digesting %d %d-byte blocks ...", HASHTYPE,
82 TEST_BLOCK_LEN, TEST_BLOCK_COUNT);
83 fflush(stdout);
84
85 /* Initialize block */
86 for (i = 0; i < TEST_BLOCK_LEN; i++)
87 block[i] = (unsigned char) (i & 0xff);
88
89 /* Start timer */
90 time(&startTime);
91
92 /* Digest blocks */
93 MD5Init(&context);
94 for (i = 0; i < TEST_BLOCK_COUNT; i++)
95 MD5Update(&context, block, TEST_BLOCK_LEN);
96 p = MD5End(&context,buf);
97
98 /* Stop timer */
99 time(&endTime);
100
101 printf(" done\n");
102 printf("Digest = %s\n", p);
103 printf("Time = %ld seconds\n", (long) (endTime - startTime));
104
105 /*
106 * Be careful that endTime-startTime is not zero.
107 * (Bug fix from Ric * Anderson, ric@Artisoft.COM.)
108 */
109 printf("Speed = %lld bytes/second\n",
110 (long long) TEST_BLOCK_LEN * TEST_BLOCK_COUNT /
111 ((endTime - startTime) != 0 ? (endTime - startTime) : 1));
112 }
113
114 /*
115 * Digests a reference suite of strings and prints the results.
116 */
117 void
MD5TestSuite(void)118 MD5TestSuite(void)
119 {
120 printf("%s test suite:\n", HASHTYPE);
121
122 MD5String("");
123 MD5String("a");
124 MD5String("abc");
125 MD5String("message digest");
126 MD5String("abcdefghijklmnopqrstuvwxyz");
127 MD5String("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
128 MD5String
129 ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
130 MD5String
131 ("1234567890123456789012345678901234567890\
132 1234567890123456789012345678901234567890");
133 }
134
135 /*
136 * Digests the standard input and prints the result.
137 */
138 void
MD5Filter(int pipe)139 MD5Filter(int pipe)
140 {
141 MD5_CTX context;
142 size_t len;
143 unsigned char buffer[BUFSIZ];
144 char buf[HASHLEN + 1];
145
146 MD5Init(&context);
147 while ((len = fread(buffer, (size_t)1, (size_t)BUFSIZ, stdin)) > 0) {
148 if (pipe && (len != fwrite(buffer, (size_t)1, len, stdout)))
149 err(1, "stdout");
150 MD5Update(&context, buffer, (unsigned int)len);
151 }
152 printf("%s\n", MD5End(&context,buf));
153 }
154