xref: /freebsd/sbin/md5/md5.c (revision 06064893b3c62c648518be78604fac29fc0d9d61)
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 <stdio.h>
31 #include <stdlib.h>
32 #include <string.h>
33 #include <time.h>
34 #include <unistd.h>
35 
36 /*
37  * Length of test block, number of test blocks.
38  */
39 #define TEST_BLOCK_LEN 10000
40 #define TEST_BLOCK_COUNT 100000
41 #define MDTESTCOUNT 8
42 
43 int qflag;
44 int rflag;
45 int sflag;
46 
47 typedef void (DIGEST_Init)(void *);
48 typedef void (DIGEST_Update)(void *, const unsigned char *, size_t);
49 typedef char *(DIGEST_End)(void *, char *);
50 
51 extern const char *MD5TestOutput[MDTESTCOUNT];
52 extern const char *SHA1_TestOutput[MDTESTCOUNT];
53 extern const char *RIPEMD160_TestOutput[MDTESTCOUNT];
54 
55 typedef struct Algorithm_t {
56 	const char *progname;
57 	const char *name;
58 	const char *(*TestOutput)[MDTESTCOUNT];
59 	DIGEST_Init *Init;
60 	DIGEST_Update *Update;
61 	DIGEST_End *End;
62 	char *(*Data)(const unsigned char *, unsigned int, char *);
63 	char *(*File)(const char *, char *);
64 } Algorithm_t;
65 
66 static void MD5_Update(MD5_CTX *, const unsigned char *, size_t);
67 static void MDString(Algorithm_t *, const char *);
68 static void MDTimeTrial(Algorithm_t *);
69 static void MDTestSuite(Algorithm_t *);
70 static void MDFilter(Algorithm_t *, int);
71 static void usage(Algorithm_t *);
72 
73 typedef union {
74 	MD5_CTX md5;
75 	SHA1_CTX sha1;
76 	RIPEMD160_CTX ripemd160;
77 } DIGEST_CTX;
78 
79 /* max(MD5_DIGEST_LENGTH, SHA_DIGEST_LENGTH, RIPEMD160_DIGEST_LENGTH)*2+1 */
80 #define HEX_DIGEST_LENGTH 41
81 
82 /* algorithm function table */
83 
84 struct Algorithm_t Algorithm[] = {
85 	{ "md5", "MD5", &MD5TestOutput, (DIGEST_Init*)&MD5Init,
86 		(DIGEST_Update*)&MD5_Update, (DIGEST_End*)&MD5End,
87 		&MD5Data, &MD5File },
88 	{ "sha1", "SHA1", &SHA1_TestOutput, (DIGEST_Init*)&SHA1_Init,
89 		(DIGEST_Update*)&SHA1_Update, (DIGEST_End*)&SHA1_End,
90 		&SHA1_Data, &SHA1_File },
91 	{ "rmd160", "RMD160", &RIPEMD160_TestOutput,
92 		(DIGEST_Init*)&RIPEMD160_Init, (DIGEST_Update*)&RIPEMD160_Update,
93 		(DIGEST_End*)&RIPEMD160_End, &RIPEMD160_Data, &RIPEMD160_File }
94 };
95 
96 static void
97 MD5_Update(MD5_CTX *c, const unsigned char *data, size_t len)
98 {
99 	MD5Update(c, data, len);
100 }
101 
102 /* Main driver.
103 
104 Arguments (may be any combination):
105   -sstring - digests string
106   -t       - runs time trial
107   -x       - runs test script
108   filename - digests file
109   (none)   - digests standard input
110  */
111 int
112 main(int argc, char *argv[])
113 {
114 	int     ch;
115 	char   *p;
116 	char	buf[HEX_DIGEST_LENGTH];
117 	int     failed;
118  	unsigned	digest;
119  	const char*	progname;
120 
121  	if ((progname = strrchr(argv[0], '/')) == NULL)
122  		progname = argv[0];
123  	else
124  		progname++;
125 
126  	for (digest = 0; digest < sizeof(Algorithm)/sizeof(*Algorithm); digest++)
127  		if (strcasecmp(Algorithm[digest].progname, progname) == 0)
128  			break;
129 
130  	if (digest == sizeof(Algorithm)/sizeof(*Algorithm))
131  		digest = 0;
132 
133 	failed = 0;
134 	while ((ch = getopt(argc, argv, "pqrs:tx")) != -1)
135 		switch (ch) {
136 		case 'p':
137 			MDFilter(&Algorithm[digest], 1);
138 			break;
139 		case 'q':
140 			qflag = 1;
141 			break;
142 		case 'r':
143 			rflag = 1;
144 			break;
145 		case 's':
146 			sflag = 1;
147 			MDString(&Algorithm[digest], optarg);
148 			break;
149 		case 't':
150 			MDTimeTrial(&Algorithm[digest]);
151 			break;
152 		case 'x':
153 			MDTestSuite(&Algorithm[digest]);
154 			break;
155 		default:
156 			usage(&Algorithm[digest]);
157 		}
158 	argc -= optind;
159 	argv += optind;
160 
161 	if (*argv) {
162 		do {
163 			p = Algorithm[digest].File(*argv, buf);
164 			if (!p) {
165 				warn("%s", *argv);
166 				failed++;
167 			} else {
168 				if (qflag)
169 					printf("%s\n", p);
170 				else if (rflag)
171 					printf("%s %s\n", p, *argv);
172 				else
173 					printf("%s (%s) = %s\n", Algorithm[digest].name, *argv, p);
174 			}
175 		} while (*++argv);
176 	} else if (!sflag && (optind == 1 || qflag || rflag))
177 		MDFilter(&Algorithm[digest], 0);
178 
179 	if (failed != 0)
180 		return (1);
181 
182 	return (0);
183 }
184 /*
185  * Digests a string and prints the result.
186  */
187 static void
188 MDString(Algorithm_t *alg, const char *string)
189 {
190 	size_t len = strlen(string);
191 	char buf[HEX_DIGEST_LENGTH];
192 
193 	if (qflag)
194 		printf("%s\n", alg->Data(string, len, buf));
195 	else if (rflag)
196 		printf("%s \"%s\"\n", alg->Data(string, len, buf), string);
197 	else
198 		printf("%s (\"%s\") = %s\n", alg->name, string, alg->Data(string, len, buf));
199 }
200 /*
201  * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
202  */
203 static void
204 MDTimeTrial(Algorithm_t *alg)
205 {
206 	DIGEST_CTX context;
207 	struct rusage before, after;
208 	struct timeval total;
209 	float seconds;
210 	unsigned char block[TEST_BLOCK_LEN];
211 	unsigned int i;
212 	char   *p, buf[HEX_DIGEST_LENGTH];
213 
214 	printf
215 	    ("%s time trial. Digesting %d %d-byte blocks ...",
216 	    alg->name, TEST_BLOCK_COUNT, TEST_BLOCK_LEN);
217 	fflush(stdout);
218 
219 	/* Initialize block */
220 	for (i = 0; i < TEST_BLOCK_LEN; i++)
221 		block[i] = (unsigned char) (i & 0xff);
222 
223 	/* Start timer */
224 	getrusage(0, &before);
225 
226 	/* Digest blocks */
227 	alg->Init(&context);
228 	for (i = 0; i < TEST_BLOCK_COUNT; i++)
229 		alg->Update(&context, block, TEST_BLOCK_LEN);
230 	p = alg->End(&context, buf);
231 
232 	/* Stop timer */
233 	getrusage(0, &after);
234 	timersub(&after.ru_utime, &before.ru_utime, &total);
235 	seconds = total.tv_sec + (float) total.tv_usec / 1000000;
236 
237 	printf(" done\n");
238 	printf("Digest = %s", p);
239 	printf("\nTime = %f seconds\n", seconds);
240 	printf
241 	    ("Speed = %f bytes/second\n",
242 	    (float) TEST_BLOCK_LEN * (float) TEST_BLOCK_COUNT / seconds);
243 }
244 /*
245  * Digests a reference suite of strings and prints the results.
246  */
247 
248 const char *MDTestInput[MDTESTCOUNT] = {
249 	"",
250 	"a",
251 	"abc",
252 	"message digest",
253 	"abcdefghijklmnopqrstuvwxyz",
254 	"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
255 	"12345678901234567890123456789012345678901234567890123456789012345678901234567890",
256 	"MD5 has not yet (2001-09-03) been broken, but sufficient attacks have been made \
257 that its security is in some doubt"
258 };
259 
260 const char *MD5TestOutput[MDTESTCOUNT] = {
261 	"d41d8cd98f00b204e9800998ecf8427e",
262 	"0cc175b9c0f1b6a831c399e269772661",
263 	"900150983cd24fb0d6963f7d28e17f72",
264 	"f96b697d7cb7938d525a2f31aaf161d0",
265 	"c3fcd3d76192e4007dfb496cca67e13b",
266 	"d174ab98d277d9f5a5611c2c9f419d9f",
267 	"57edf4a22be3c955ac49da2e2107b67a",
268 	"b50663f41d44d92171cb9976bc118538"
269 };
270 
271 const char *SHA1_TestOutput[MDTESTCOUNT] = {
272 	"da39a3ee5e6b4b0d3255bfef95601890afd80709",
273 	"86f7e437faa5a7fce15d1ddcb9eaeaea377667b8",
274 	"a9993e364706816aba3e25717850c26c9cd0d89d",
275 	"c12252ceda8be8994d5fa0290a47231c1d16aae3",
276 	"32d10c7b8cf96570ca04ce37f2a19d84240d3a89",
277 	"761c457bf73b14d27e9e9265c46f4b4dda11f940",
278 	"50abf5706a150990a08b2c5ea40fa0e585554732",
279 	"18eca4333979c4181199b7b4fab8786d16cf2846"
280 };
281 
282 const char *RIPEMD160_TestOutput[MDTESTCOUNT] = {
283 	"9c1185a5c5e9fc54612808977ee8f548b2258d31",
284 	"0bdc9d2d256b3ee9daae347be6f4dc835a467ffe",
285 	"8eb208f7e05d987a9b044a8e98c6b087f15a0bfc",
286 	"5d0689ef49d2fae572b881b123a85ffa21595f36",
287 	"f71c27109c692c1b56bbdceb5b9d2865b3708dbc",
288 	"b0e20b6e3116640286ed3a87a5713079b21f5189",
289 	"9b752e45573d4b39f4dbd3323cab82bf63326bfb",
290 	"5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32"
291 };
292 
293 static void
294 MDTestSuite(Algorithm_t *alg)
295 {
296 	int i;
297 	char buffer[HEX_DIGEST_LENGTH];
298 
299 	printf("%s test suite:\n", alg->name);
300 	for (i = 0; i < MDTESTCOUNT; i++) {
301 		(*alg->Data)(MDTestInput[i], strlen(MDTestInput[i]), buffer);
302 		printf("%s (\"%s\") = %s", alg->name, MDTestInput[i], buffer);
303 		if (strcmp(buffer, (*alg->TestOutput)[i]) == 0)
304 			printf(" - verified correct\n");
305 		else
306 			printf(" - INCORRECT RESULT!\n");
307 	}
308 }
309 
310 /*
311  * Digests the standard input and prints the result.
312  */
313 static void
314 MDFilter(Algorithm_t *alg, int tee)
315 {
316 	DIGEST_CTX context;
317 	unsigned int len;
318 	unsigned char buffer[BUFSIZ];
319 	char buf[HEX_DIGEST_LENGTH];
320 
321 	alg->Init(&context);
322 	while ((len = fread(buffer, 1, BUFSIZ, stdin))) {
323 		if (tee && len != fwrite(buffer, 1, len, stdout))
324 			err(1, "stdout");
325 		alg->Update(&context, buffer, len);
326 	}
327 	printf("%s\n", alg->End(&context, buf));
328 }
329 
330 static void
331 usage(Algorithm_t *alg)
332 {
333 
334 	fprintf(stderr, "usage: %s [-pqrtx] [-s string] [files ...]\n", alg->progname);
335 	exit(1);
336 }
337