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1/*
2 * Derived from:
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#include <sys/cdefs.h>
21__FBSDID("$FreeBSD: head/sbin/md5/md5.c 176095 2008-02-07 18:10:24Z obrien $");
22
23#include <sys/types.h>
24#include <sys/time.h>
25#include <sys/resource.h>
26#include <err.h>
27#include <md5.h>
28#include <ripemd.h>
29#include <sha.h>
30#include <sha256.h>
31#include <stdio.h>
32#include <stdlib.h>
33#include <string.h>
34#include <time.h>
35#include <unistd.h>
36
37/*
38 * Length of test block, number of test blocks.
39 */
40#define TEST_BLOCK_LEN 10000
41#define TEST_BLOCK_COUNT 100000
42#define MDTESTCOUNT 8
43
44int qflag;
45int rflag;
46int sflag;
47
48typedef void (DIGEST_Init)(void *);
49typedef void (DIGEST_Update)(void *, const unsigned char *, size_t);
50typedef char *(DIGEST_End)(void *, char *);
51
52extern const char *MD5TestOutput[MDTESTCOUNT];
53extern const char *SHA1_TestOutput[MDTESTCOUNT];
54extern const char *SHA256_TestOutput[MDTESTCOUNT];
55extern const char *RIPEMD160_TestOutput[MDTESTCOUNT];
56
57typedef struct Algorithm_t {
58 const char *progname;
59 const char *name;
60 const char *(*TestOutput)[MDTESTCOUNT];
61 DIGEST_Init *Init;
62 DIGEST_Update *Update;
63 DIGEST_End *End;
64 char *(*Data)(const void *, unsigned int, char *);
65 char *(*File)(const char *, char *);
66} Algorithm_t;
67
68static void MD5_Update(MD5_CTX *, const unsigned char *, size_t);
69static void MDString(Algorithm_t *, const char *);
70static void MDTimeTrial(Algorithm_t *);
71static void MDTestSuite(Algorithm_t *);
72static void MDFilter(Algorithm_t *, int);
73static void usage(Algorithm_t *);
74
75typedef union {
76 MD5_CTX md5;
77 SHA1_CTX sha1;
78 SHA256_CTX sha256;
79 RIPEMD160_CTX ripemd160;
80} DIGEST_CTX;
81
82/* max(MD5_DIGEST_LENGTH, SHA_DIGEST_LENGTH,
83 SHA256_DIGEST_LENGTH, RIPEMD160_DIGEST_LENGTH)*2+1 */
84#define HEX_DIGEST_LENGTH 65
85
86/* algorithm function table */
87
88struct Algorithm_t Algorithm[] = {
89 { "md5", "MD5", &MD5TestOutput, (DIGEST_Init*)&MD5Init,
90 (DIGEST_Update*)&MD5_Update, (DIGEST_End*)&MD5End,
91 &MD5Data, &MD5File },
92 { "sha1", "SHA1", &SHA1_TestOutput, (DIGEST_Init*)&SHA1_Init,
93 (DIGEST_Update*)&SHA1_Update, (DIGEST_End*)&SHA1_End,
94 &SHA1_Data, &SHA1_File },
95 { "sha256", "SHA256", &SHA256_TestOutput, (DIGEST_Init*)&SHA256_Init,
96 (DIGEST_Update*)&SHA256_Update, (DIGEST_End*)&SHA256_End,
97 &SHA256_Data, &SHA256_File },
98 { "rmd160", "RMD160", &RIPEMD160_TestOutput,
99 (DIGEST_Init*)&RIPEMD160_Init, (DIGEST_Update*)&RIPEMD160_Update,
100 (DIGEST_End*)&RIPEMD160_End, &RIPEMD160_Data, &RIPEMD160_File }
101};
102
103static void
104MD5_Update(MD5_CTX *c, const unsigned char *data, size_t len)
105{
106 MD5Update(c, data, len);
107}
108
109/* Main driver.
110
111Arguments (may be any combination):
112 -sstring - digests string
113 -t - runs time trial
114 -x - runs test script
115 filename - digests file
116 (none) - digests standard input
117 */
118int
119main(int argc, char *argv[])
120{
121 int ch;
122 char *p;
123 char buf[HEX_DIGEST_LENGTH];
124 int failed;
125 unsigned digest;
126 const char* progname;
127
128 if ((progname = strrchr(argv[0], '/')) == NULL)
129 progname = argv[0];
130 else
131 progname++;
132
133 for (digest = 0; digest < sizeof(Algorithm)/sizeof(*Algorithm); digest++)
134 if (strcasecmp(Algorithm[digest].progname, progname) == 0)
135 break;
136
137 if (digest == sizeof(Algorithm)/sizeof(*Algorithm))
138 digest = 0;
139
140 failed = 0;
141 while ((ch = getopt(argc, argv, "pqrs:tx")) != -1)
142 switch (ch) {
143 case 'p':
144 MDFilter(&Algorithm[digest], 1);
145 break;
146 case 'q':
147 qflag = 1;
148 break;
149 case 'r':
150 rflag = 1;
151 break;
152 case 's':
153 sflag = 1;
154 MDString(&Algorithm[digest], optarg);
155 break;
156 case 't':
157 MDTimeTrial(&Algorithm[digest]);
158 break;
159 case 'x':
160 MDTestSuite(&Algorithm[digest]);
161 break;
162 default:
163 usage(&Algorithm[digest]);
164 }
165 argc -= optind;
166 argv += optind;
167
168 if (*argv) {
169 do {
170 p = Algorithm[digest].File(*argv, buf);
171 if (!p) {
172 warn("%s", *argv);
173 failed++;
174 } else {
175 if (qflag)
176 printf("%s\n", p);
177 else if (rflag)
178 printf("%s %s\n", p, *argv);
179 else
180 printf("%s (%s) = %s\n",
181 Algorithm[digest].name, *argv, p);
182 }
183 } while (*++argv);
184 } else if (!sflag && (optind == 1 || qflag || rflag))
185 MDFilter(&Algorithm[digest], 0);
186
187 if (failed != 0)
188 return (1);
189
190 return (0);
191}
192/*
193 * Digests a string and prints the result.
194 */
195static void
196MDString(Algorithm_t *alg, const char *string)
197{
198 size_t len = strlen(string);
199 char buf[HEX_DIGEST_LENGTH];
200
201 if (qflag)
202 printf("%s\n", alg->Data(string, len, buf));
203 else if (rflag)
204 printf("%s \"%s\"\n", alg->Data(string, len, buf), string);
205 else
206 printf("%s (\"%s\") = %s\n", alg->name, string, alg->Data(string, len, buf));
207}
208/*
209 * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
210 */
211static void
212MDTimeTrial(Algorithm_t *alg)
213{
214 DIGEST_CTX context;
215 struct rusage before, after;
216 struct timeval total;
217 float seconds;
218 unsigned char block[TEST_BLOCK_LEN];
219 unsigned int i;
220 char *p, buf[HEX_DIGEST_LENGTH];
221
222 printf("%s time trial. Digesting %d %d-byte blocks ...",
223 alg->name, TEST_BLOCK_COUNT, TEST_BLOCK_LEN);
224 fflush(stdout);
225
226 /* Initialize block */
227 for (i = 0; i < TEST_BLOCK_LEN; i++)
228 block[i] = (unsigned char) (i & 0xff);
229
230 /* Start timer */
231 getrusage(0, &before);
232
233 /* Digest blocks */
234 alg->Init(&context);
235 for (i = 0; i < TEST_BLOCK_COUNT; i++)
236 alg->Update(&context, block, TEST_BLOCK_LEN);
237 p = alg->End(&context, buf);
238
239 /* Stop timer */
240 getrusage(0, &after);
241 timersub(&after.ru_utime, &before.ru_utime, &total);
242 seconds = total.tv_sec + (float) total.tv_usec / 1000000;
243
244 printf(" done\n");
245 printf("Digest = %s", p);
246 printf("\nTime = %f seconds\n", seconds);
247 printf("Speed = %f bytes/second\n",
248 (float) TEST_BLOCK_LEN * (float) TEST_BLOCK_COUNT / seconds);
249}
250/*
251 * Digests a reference suite of strings and prints the results.
252 */
253
254const char *MDTestInput[MDTESTCOUNT] = {
255 "",
256 "a",
257 "abc",
258 "message digest",
259 "abcdefghijklmnopqrstuvwxyz",
260 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
261 "12345678901234567890123456789012345678901234567890123456789012345678901234567890",
262 "MD5 has not yet (2001-09-03) been broken, but sufficient attacks have been made \
263that its security is in some doubt"
264};
265
266const char *MD5TestOutput[MDTESTCOUNT] = {
267 "d41d8cd98f00b204e9800998ecf8427e",
268 "0cc175b9c0f1b6a831c399e269772661",
269 "900150983cd24fb0d6963f7d28e17f72",
270 "f96b697d7cb7938d525a2f31aaf161d0",
271 "c3fcd3d76192e4007dfb496cca67e13b",
272 "d174ab98d277d9f5a5611c2c9f419d9f",
273 "57edf4a22be3c955ac49da2e2107b67a",
274 "b50663f41d44d92171cb9976bc118538"
275};
276
277const char *SHA1_TestOutput[MDTESTCOUNT] = {
278 "da39a3ee5e6b4b0d3255bfef95601890afd80709",
279 "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8",
280 "a9993e364706816aba3e25717850c26c9cd0d89d",
281 "c12252ceda8be8994d5fa0290a47231c1d16aae3",
282 "32d10c7b8cf96570ca04ce37f2a19d84240d3a89",
283 "761c457bf73b14d27e9e9265c46f4b4dda11f940",
284 "50abf5706a150990a08b2c5ea40fa0e585554732",
285 "18eca4333979c4181199b7b4fab8786d16cf2846"
286};
287
288const char *SHA256_TestOutput[MDTESTCOUNT] = {
289 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
290 "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
291 "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad",
292 "f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650",
293 "71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73",
294 "db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0",
295 "f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e",
296 "e6eae09f10ad4122a0e2a4075761d185a272ebd9f5aa489e998ff2f09cbfdd9f"
297};
298
299const char *RIPEMD160_TestOutput[MDTESTCOUNT] = {
300 "9c1185a5c5e9fc54612808977ee8f548b2258d31",
301 "0bdc9d2d256b3ee9daae347be6f4dc835a467ffe",
302 "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc",
303 "5d0689ef49d2fae572b881b123a85ffa21595f36",
304 "f71c27109c692c1b56bbdceb5b9d2865b3708dbc",
305 "b0e20b6e3116640286ed3a87a5713079b21f5189",
306 "9b752e45573d4b39f4dbd3323cab82bf63326bfb",
307 "5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32"
308};
309
310static void
311MDTestSuite(Algorithm_t *alg)
312{
313 int i;
314 char buffer[HEX_DIGEST_LENGTH];
315
316 printf("%s test suite:\n", alg->name);
317 for (i = 0; i < MDTESTCOUNT; i++) {
318 (*alg->Data)(MDTestInput[i], strlen(MDTestInput[i]), buffer);
319 printf("%s (\"%s\") = %s", alg->name, MDTestInput[i], buffer);
320 if (strcmp(buffer, (*alg->TestOutput)[i]) == 0)
321 printf(" - verified correct\n");
322 else
323 printf(" - INCORRECT RESULT!\n");
324 }
325}
326
327/*
328 * Digests the standard input and prints the result.
329 */
330static void
331MDFilter(Algorithm_t *alg, int tee)
332{
333 DIGEST_CTX context;
334 unsigned int len;
335 unsigned char buffer[BUFSIZ];
336 char buf[HEX_DIGEST_LENGTH];
337
338 alg->Init(&context);
339 while ((len = fread(buffer, 1, BUFSIZ, stdin))) {
340 if (tee && len != fwrite(buffer, 1, len, stdout))
341 err(1, "stdout");
342 alg->Update(&context, buffer, len);
343 }
344 printf("%s\n", alg->End(&context, buf));
345}
346
347static void
348usage(Algorithm_t *alg)
349{
350
351 fprintf(stderr, "usage: %s [-pqrtx] [-s string] [files ...]\n", alg->progname);
352 exit(1);
353}