xref: /freebsd/sbin/md5/md5.c (revision 1670a1c2a47d10ecccd001970b859caf93cd3b6e)
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("$FreeBSD$");
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 
44 int qflag;
45 int rflag;
46 int sflag;
47 
48 typedef void (DIGEST_Init)(void *);
49 typedef void (DIGEST_Update)(void *, const unsigned char *, size_t);
50 typedef char *(DIGEST_End)(void *, char *);
51 
52 extern const char *MD5TestOutput[MDTESTCOUNT];
53 extern const char *SHA1_TestOutput[MDTESTCOUNT];
54 extern const char *SHA256_TestOutput[MDTESTCOUNT];
55 extern const char *RIPEMD160_TestOutput[MDTESTCOUNT];
56 
57 typedef 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 
68 static void MD5_Update(MD5_CTX *, const unsigned char *, size_t);
69 static void MDString(Algorithm_t *, const char *);
70 static void MDTimeTrial(Algorithm_t *);
71 static void MDTestSuite(Algorithm_t *);
72 static void MDFilter(Algorithm_t *, int);
73 static void usage(Algorithm_t *);
74 
75 typedef 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 
88 struct 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 
103 static void
104 MD5_Update(MD5_CTX *c, const unsigned char *data, size_t len)
105 {
106 	MD5Update(c, data, len);
107 }
108 
109 /* Main driver.
110 
111 Arguments (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  */
118 int
119 main(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  */
195 static void
196 MDString(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  */
211 static void
212 MDTimeTrial(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(RUSAGE_SELF, &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(RUSAGE_SELF, &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 
254 const 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 \
263 that its security is in some doubt"
264 };
265 
266 const char *MD5TestOutput[MDTESTCOUNT] = {
267 	"d41d8cd98f00b204e9800998ecf8427e",
268 	"0cc175b9c0f1b6a831c399e269772661",
269 	"900150983cd24fb0d6963f7d28e17f72",
270 	"f96b697d7cb7938d525a2f31aaf161d0",
271 	"c3fcd3d76192e4007dfb496cca67e13b",
272 	"d174ab98d277d9f5a5611c2c9f419d9f",
273 	"57edf4a22be3c955ac49da2e2107b67a",
274 	"b50663f41d44d92171cb9976bc118538"
275 };
276 
277 const char *SHA1_TestOutput[MDTESTCOUNT] = {
278 	"da39a3ee5e6b4b0d3255bfef95601890afd80709",
279 	"86f7e437faa5a7fce15d1ddcb9eaeaea377667b8",
280 	"a9993e364706816aba3e25717850c26c9cd0d89d",
281 	"c12252ceda8be8994d5fa0290a47231c1d16aae3",
282 	"32d10c7b8cf96570ca04ce37f2a19d84240d3a89",
283 	"761c457bf73b14d27e9e9265c46f4b4dda11f940",
284 	"50abf5706a150990a08b2c5ea40fa0e585554732",
285 	"18eca4333979c4181199b7b4fab8786d16cf2846"
286 };
287 
288 const char *SHA256_TestOutput[MDTESTCOUNT] = {
289 	"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
290 	"ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
291 	"ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad",
292 	"f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650",
293 	"71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73",
294 	"db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0",
295 	"f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e",
296 	"e6eae09f10ad4122a0e2a4075761d185a272ebd9f5aa489e998ff2f09cbfdd9f"
297 };
298 
299 const char *RIPEMD160_TestOutput[MDTESTCOUNT] = {
300 	"9c1185a5c5e9fc54612808977ee8f548b2258d31",
301 	"0bdc9d2d256b3ee9daae347be6f4dc835a467ffe",
302 	"8eb208f7e05d987a9b044a8e98c6b087f15a0bfc",
303 	"5d0689ef49d2fae572b881b123a85ffa21595f36",
304 	"f71c27109c692c1b56bbdceb5b9d2865b3708dbc",
305 	"b0e20b6e3116640286ed3a87a5713079b21f5189",
306 	"9b752e45573d4b39f4dbd3323cab82bf63326bfb",
307 	"5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32"
308 };
309 
310 static void
311 MDTestSuite(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  */
330 static void
331 MDFilter(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 
347 static void
348 usage(Algorithm_t *alg)
349 {
350 
351 	fprintf(stderr, "usage: %s [-pqrtx] [-s string] [files ...]\n", alg->progname);
352 	exit(1);
353 }
354