sbin/md5/md5.c

   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 <fcntl.h>
  28 #include <md5.h>
  29 #include <ripemd.h>
  30 #include <sha.h>
  31 #include <sha224.h>
  32 #include <sha256.h>
  33 #include <sha384.h>
  34 #include <sha512.h>
  35 #include <sha512t.h>
  36 #include <skein.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <time.h>
  41 #include <unistd.h>
  42
  43 #ifdef HAVE_CAPSICUM
  44 #include <sys/capsicum.h>
  45 #include <capsicum_helpers.h>
  46 #endif
  47
  48 /*
  49  * Length of test block, number of test blocks.
  50  */
  51 #define TEST_BLOCK_LEN 10000
  52 #define TEST_BLOCK_COUNT 100000
  53 #define MDTESTCOUNT 8
  54
  55 static int pflag;
  56 static int qflag;
  57 static int rflag;
  58 static int sflag;
  59 static int skip;
  60 static char* checkAgainst;
  61 static int checksFailed;
  62 static int failed;
  63
  64 typedef void (DIGEST_Init)(void *);
  65 typedef void (DIGEST_Update)(void *, const unsigned char *, size_t);
  66 typedef char *(DIGEST_End)(void *, char *);
  67
  68 extern const char *MD5TestOutput[MDTESTCOUNT];
  69 extern const char *SHA1_TestOutput[MDTESTCOUNT];
  70 extern const char *SHA224_TestOutput[MDTESTCOUNT];
  71 extern const char *SHA256_TestOutput[MDTESTCOUNT];
  72 extern const char *SHA384_TestOutput[MDTESTCOUNT];
  73 extern const char *SHA512_TestOutput[MDTESTCOUNT];
  74 extern const char *SHA512t256_TestOutput[MDTESTCOUNT];
  75 extern const char *RIPEMD160_TestOutput[MDTESTCOUNT];
  76 extern const char *SKEIN256_TestOutput[MDTESTCOUNT];
  77 extern const char *SKEIN512_TestOutput[MDTESTCOUNT];
  78 extern const char *SKEIN1024_TestOutput[MDTESTCOUNT];
  79
  80 typedef struct Algorithm_t {
  81         const char *progname;
  82         const char *name;
  83         const char *(*TestOutput)[MDTESTCOUNT];
  84         DIGEST_Init *Init;
  85         DIGEST_Update *Update;
  86         DIGEST_End *End;
  87         char *(*Data)(const void *, unsigned int, char *);
  88         char *(*Fd)(int, char *);
  89 } Algorithm_t;
  90
  91 static void MD5_Update(MD5_CTX *, const unsigned char *, size_t);
  92 static void MDOutput(const Algorithm_t *, char *, char **);
  93 static void MDTimeTrial(const Algorithm_t *);
  94 static void MDTestSuite(const Algorithm_t *);
  95 static char *MDFilter(const Algorithm_t *, char*, int);
  96 static void usage(const Algorithm_t *);
  97
  98 typedef union {
  99         MD5_CTX md5;
 100         SHA1_CTX sha1;
 101         SHA224_CTX sha224;
 102         SHA256_CTX sha256;
 103         SHA384_CTX sha384;
 104         SHA512_CTX sha512;
 105         RIPEMD160_CTX ripemd160;
 106         SKEIN256_CTX skein256;
 107         SKEIN512_CTX skein512;
 108         SKEIN1024_CTX skein1024;
 109 } DIGEST_CTX;
 110
 111 /* max(MD5_DIGEST_LENGTH, SHA_DIGEST_LENGTH,
 112         SHA256_DIGEST_LENGTH, SHA512_DIGEST_LENGTH,
 113         RIPEMD160_DIGEST_LENGTH, SKEIN1024_DIGEST_LENGTH)*2+1 */
 114 #define HEX_DIGEST_LENGTH 257
 115
 116 /* algorithm function table */
 117
 118 static const struct Algorithm_t Algorithm[] = {
 119         { "md5", "MD5", &MD5TestOutput, (DIGEST_Init*)&MD5Init,
 120                 (DIGEST_Update*)&MD5_Update, (DIGEST_End*)&MD5End,
 121                 &MD5Data, &MD5Fd },
 122         { "sha1", "SHA1", &SHA1_TestOutput, (DIGEST_Init*)&SHA1_Init,
 123                 (DIGEST_Update*)&SHA1_Update, (DIGEST_End*)&SHA1_End,
 124                 &SHA1_Data, &SHA1_Fd },
 125         { "sha224", "SHA224", &SHA224_TestOutput, (DIGEST_Init*)&SHA224_Init,
 126                 (DIGEST_Update*)&SHA224_Update, (DIGEST_End*)&SHA224_End,
 127                 &SHA224_Data, &SHA224_Fd },
 128         { "sha256", "SHA256", &SHA256_TestOutput, (DIGEST_Init*)&SHA256_Init,
 129                 (DIGEST_Update*)&SHA256_Update, (DIGEST_End*)&SHA256_End,
 130                 &SHA256_Data, &SHA256_Fd },
 131         { "sha384", "SHA384", &SHA384_TestOutput, (DIGEST_Init*)&SHA384_Init,
 132                 (DIGEST_Update*)&SHA384_Update, (DIGEST_End*)&SHA384_End,
 133                 &SHA384_Data, &SHA384_Fd },
 134         { "sha512", "SHA512", &SHA512_TestOutput, (DIGEST_Init*)&SHA512_Init,
 135                 (DIGEST_Update*)&SHA512_Update, (DIGEST_End*)&SHA512_End,
 136                 &SHA512_Data, &SHA512_Fd },
 137         { "sha512t256", "SHA512t256", &SHA512t256_TestOutput, (DIGEST_Init*)&SHA512_256_Init,
 138                 (DIGEST_Update*)&SHA512_256_Update, (DIGEST_End*)&SHA512_256_End,
 139                 &SHA512_256_Data, &SHA512_256_Fd },
 140         { "rmd160", "RMD160", &RIPEMD160_TestOutput,
 141                 (DIGEST_Init*)&RIPEMD160_Init, (DIGEST_Update*)&RIPEMD160_Update,
 142                 (DIGEST_End*)&RIPEMD160_End, &RIPEMD160_Data, &RIPEMD160_Fd },
 143         { "skein256", "Skein256", &SKEIN256_TestOutput,
 144                 (DIGEST_Init*)&SKEIN256_Init, (DIGEST_Update*)&SKEIN256_Update,
 145                 (DIGEST_End*)&SKEIN256_End, &SKEIN256_Data, &SKEIN256_Fd },
 146         { "skein512", "Skein512", &SKEIN512_TestOutput,
 147                 (DIGEST_Init*)&SKEIN512_Init, (DIGEST_Update*)&SKEIN512_Update,
 148                 (DIGEST_End*)&SKEIN512_End, &SKEIN512_Data, &SKEIN512_Fd },
 149         { "skein1024", "Skein1024", &SKEIN1024_TestOutput,
 150                 (DIGEST_Init*)&SKEIN1024_Init, (DIGEST_Update*)&SKEIN1024_Update,
 151                 (DIGEST_End*)&SKEIN1024_End, &SKEIN1024_Data, &SKEIN1024_Fd }
 152 };
 153
 154 static void
 155 MD5_Update(MD5_CTX *c, const unsigned char *data, size_t len)
 156 {
 157         MD5Update(c, data, len);
 158 }
 159
 160 /* Main driver.
 161
 162 Arguments (may be any combination):
 163   -sstring - digests string
 164   -t       - runs time trial
 165   -x       - runs test script
 166   filename - digests file
 167   (none)   - digests standard input
 168  */
 169 int
 170 main(int argc, char *argv[])
 171 {
 172 #ifdef HAVE_CAPSICUM
 173         cap_rights_t    rights;
 174 #endif
 175         int     ch, fd;
 176         char   *p, *string;
 177         char    buf[HEX_DIGEST_LENGTH];
 178         size_t  len;
 179         unsigned        digest;
 180         const char*     progname;
 181
 182         if ((progname = strrchr(argv[0], '/')) == NULL)
 183                 progname = argv[0];
 184         else
 185                 progname++;
 186
 187         for (digest = 0; digest < sizeof(Algorithm)/sizeof(*Algorithm); digest++)
 188                 if (strcasecmp(Algorithm[digest].progname, progname) == 0)
 189                         break;
 190
 191         if (digest == sizeof(Algorithm)/sizeof(*Algorithm))
 192                 digest = 0;
 193
 194         failed = 0;
 195         checkAgainst = NULL;
 196         checksFailed = 0;
 197         skip = 0;
 198         while ((ch = getopt(argc, argv, "c:pqrs:tx")) != -1)
 199                 switch (ch) {
 200                 case 'c':
 201                         checkAgainst = optarg;
 202                         break;
 203                 case 'p':
 204                         pflag = 1;
 205                         break;
 206                 case 'q':
 207                         qflag = 1;
 208                         break;
 209                 case 'r':
 210                         rflag = 1;
 211                         break;
 212                 case 's':
 213                         sflag = 1;
 214                         string = optarg;
 215                         break;
 216                 case 't':
 217                         MDTimeTrial(&Algorithm[digest]);
 218                         skip = 1;
 219                         break;
 220                 case 'x':
 221                         MDTestSuite(&Algorithm[digest]);
 222                         skip = 1;
 223                         break;
 224                 default:
 225                         usage(&Algorithm[digest]);
 226                 }
 227         argc -= optind;
 228         argv += optind;
 229
 230 #ifdef HAVE_CAPSICUM
 231         if (caph_limit_stdout() < 0 || caph_limit_stderr() < 0)
 232                 err(1, "unable to limit rights for stdio");
 233 #endif
 234
 235         if (*argv) {
 236                 do {
 237                         if ((fd = open(*argv, O_RDONLY)) < 0) {
 238                                 warn("%s", *argv);
 239                                 failed++;
 240                                 continue;
 241                         }
 242                         /*
 243                          * XXX Enter capability mode on the last argv file.
 244                          * When a casper file service or other approach is
 245                          * available, switch to that and enter capability mode
 246                          * earlier.
 247                          */
 248                         if (*(argv + 1) == NULL) {
 249 #ifdef HAVE_CAPSICUM
 250                                 cap_rights_init(&rights, CAP_READ);
 251                                 if (caph_rights_limit(fd, &rights) < 0 ||
 252                                     caph_enter() < 0)
 253                                         err(1, "capsicum");
 254 #endif
 255                         }
 256                         p = Algorithm[digest].Fd(fd, buf);
 257                         (void)close(fd);
 258                         MDOutput(&Algorithm[digest], p, argv);
 259                 } while (*++argv);
 260         } else if (!sflag && !skip) {
 261 #ifdef HAVE_CAPSICUM
 262                 if (caph_limit_stdin() < 0 || caph_enter() < 0)
 263                         err(1, "capsicum");
 264 #endif
 265                 p = MDFilter(&Algorithm[digest], (char *)&buf, pflag);
 266                 MDOutput(&Algorithm[digest], p, NULL);
 267         } else if (sflag) {
 268                 len = strlen(string);
 269                 p = Algorithm[digest].Data(string, len, buf);
 270                 MDOutput(&Algorithm[digest], p, &string);
 271         }
 272
 273         if (failed != 0)
 274                 return (1);
 275         if (checksFailed != 0)
 276                 return (2);
 277
 278         return (0);
 279 }
 280
 281 /*
 282  * Common output handling
 283  */
 284 static void
 285 MDOutput(const Algorithm_t *alg, char *p, char *argv[])
 286 {
 287         if (p == NULL) {
 288                 warn("%s", *argv);
 289                 failed++;
 290         } else {
 291                 /*
 292                  * If argv is NULL we are reading from stdin, where the output
 293                  * format has always been just the hash.
 294                  */
 295                 if (qflag || argv == NULL)
 296                         printf("%s", p);
 297                 else if (rflag)
 298                         printf("%s %s", p, *argv);
 299                 else
 300                         printf("%s (%s) = %s",
 301                             alg->name, *argv, p);
 302                 if (checkAgainst && strcasecmp(checkAgainst, p) != 0)
 303                 {
 304                         checksFailed++;
 305                         if (!qflag)
 306                                 printf(" [ Failed ]");
 307                 }
 308                 printf("\n");
 309         }
 310 }
 311
 312 /*
 313  * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks.
 314  */
 315 static void
 316 MDTimeTrial(const Algorithm_t *alg)
 317 {
 318         DIGEST_CTX context;
 319         struct rusage before, after;
 320         struct timeval total;
 321         float seconds;
 322         unsigned char block[TEST_BLOCK_LEN];
 323         unsigned int i;
 324         char *p, buf[HEX_DIGEST_LENGTH];
 325
 326         printf("%s time trial. Digesting %d %d-byte blocks ...",
 327             alg->name, TEST_BLOCK_COUNT, TEST_BLOCK_LEN);
 328         fflush(stdout);
 329
 330         /* Initialize block */
 331         for (i = 0; i < TEST_BLOCK_LEN; i++)
 332                 block[i] = (unsigned char) (i & 0xff);
 333
 334         /* Start timer */
 335         getrusage(RUSAGE_SELF, &before);
 336
 337         /* Digest blocks */
 338         alg->Init(&context);
 339         for (i = 0; i < TEST_BLOCK_COUNT; i++)
 340                 alg->Update(&context, block, TEST_BLOCK_LEN);
 341         p = alg->End(&context, buf);
 342
 343         /* Stop timer */
 344         getrusage(RUSAGE_SELF, &after);
 345         timersub(&after.ru_utime, &before.ru_utime, &total);
 346         seconds = total.tv_sec + (float) total.tv_usec / 1000000;
 347
 348         printf(" done\n");
 349         printf("Digest = %s", p);
 350         printf("\nTime = %f seconds\n", seconds);
 351         printf("Speed = %f MiB/second\n", (float) TEST_BLOCK_LEN *
 352                 (float) TEST_BLOCK_COUNT / seconds / (1 << 20));
 353 }
 354 /*
 355  * Digests a reference suite of strings and prints the results.
 356  */
 357
 358 static const char *MDTestInput[MDTESTCOUNT] = {
 359         "",
 360         "a",
 361         "abc",
 362         "message digest",
 363         "abcdefghijklmnopqrstuvwxyz",
 364         "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",
 365         "12345678901234567890123456789012345678901234567890123456789012345678901234567890",
 366         "MD5 has not yet (2001-09-03) been broken, but sufficient attacks have been made \
 367 that its security is in some doubt"
 368 };
 369
 370 const char *MD5TestOutput[MDTESTCOUNT] = {
 371         "d41d8cd98f00b204e9800998ecf8427e",
 372         "0cc175b9c0f1b6a831c399e269772661",
 373         "900150983cd24fb0d6963f7d28e17f72",
 374         "f96b697d7cb7938d525a2f31aaf161d0",
 375         "c3fcd3d76192e4007dfb496cca67e13b",
 376         "d174ab98d277d9f5a5611c2c9f419d9f",
 377         "57edf4a22be3c955ac49da2e2107b67a",
 378         "b50663f41d44d92171cb9976bc118538"
 379 };
 380
 381 const char *SHA1_TestOutput[MDTESTCOUNT] = {
 382         "da39a3ee5e6b4b0d3255bfef95601890afd80709",
 383         "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8",
 384         "a9993e364706816aba3e25717850c26c9cd0d89d",
 385         "c12252ceda8be8994d5fa0290a47231c1d16aae3",
 386         "32d10c7b8cf96570ca04ce37f2a19d84240d3a89",
 387         "761c457bf73b14d27e9e9265c46f4b4dda11f940",
 388         "50abf5706a150990a08b2c5ea40fa0e585554732",
 389         "18eca4333979c4181199b7b4fab8786d16cf2846"
 390 };
 391
 392 const char *SHA224_TestOutput[MDTESTCOUNT] = {
 393         "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f",
 394         "abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5",
 395         "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7",
 396         "2cb21c83ae2f004de7e81c3c7019cbcb65b71ab656b22d6d0c39b8eb",
 397         "45a5f72c39c5cff2522eb3429799e49e5f44b356ef926bcf390dccc2",
 398         "bff72b4fcb7d75e5632900ac5f90d219e05e97a7bde72e740db393d9",
 399         "b50aecbe4e9bb0b57bc5f3ae760a8e01db24f203fb3cdcd13148046e",
 400         "5ae55f3779c8a1204210d7ed7689f661fbe140f96f272ab79e19d470"
 401 };
 402
 403 const char *SHA256_TestOutput[MDTESTCOUNT] = {
 404         "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
 405         "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb",
 406         "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad",
 407         "f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650",
 408         "71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73",
 409         "db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0",
 410         "f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e",
 411         "e6eae09f10ad4122a0e2a4075761d185a272ebd9f5aa489e998ff2f09cbfdd9f"
 412 };
 413
 414 const char *SHA384_TestOutput[MDTESTCOUNT] = {
 415         "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b",
 416         "54a59b9f22b0b80880d8427e548b7c23abd873486e1f035dce9cd697e85175033caa88e6d57bc35efae0b5afd3145f31",
 417         "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7",
 418         "473ed35167ec1f5d8e550368a3db39be54639f828868e9454c239fc8b52e3c61dbd0d8b4de1390c256dcbb5d5fd99cd5",
 419         "feb67349df3db6f5924815d6c3dc133f091809213731fe5c7b5f4999e463479ff2877f5f2936fa63bb43784b12f3ebb4",
 420         "1761336e3f7cbfe51deb137f026f89e01a448e3b1fafa64039c1464ee8732f11a5341a6f41e0c202294736ed64db1a84",
 421         "b12932b0627d1c060942f5447764155655bd4da0c9afa6dd9b9ef53129af1b8fb0195996d2de9ca0df9d821ffee67026",
 422         "99428d401bf4abcd4ee0695248c9858b7503853acfae21a9cffa7855f46d1395ef38596fcd06d5a8c32d41a839cc5dfb"
 423 };
 424
 425 const char *SHA512_TestOutput[MDTESTCOUNT] = {
 426         "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e",
 427         "1f40fc92da241694750979ee6cf582f2d5d7d28e18335de05abc54d0560e0f5302860c652bf08d560252aa5e74210546f369fbbbce8c12cfc7957b2652fe9a75",
 428         "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f",
 429         "107dbf389d9e9f71a3a95f6c055b9251bc5268c2be16d6c13492ea45b0199f3309e16455ab1e96118e8a905d5597b72038ddb372a89826046de66687bb420e7c",
 430         "4dbff86cc2ca1bae1e16468a05cb9881c97f1753bce3619034898faa1aabe429955a1bf8ec483d7421fe3c1646613a59ed5441fb0f321389f77f48a879c7b1f1",
 431         "1e07be23c26a86ea37ea810c8ec7809352515a970e9253c26f536cfc7a9996c45c8370583e0a78fa4a90041d71a4ceab7423f19c71b9d5a3e01249f0bebd5894",
 432         "72ec1ef1124a45b047e8b7c75a932195135bb61de24ec0d1914042246e0aec3a2354e093d76f3048b456764346900cb130d2a4fd5dd16abb5e30bcb850dee843",
 433         "e8a835195e039708b13d9131e025f4441dbdc521ce625f245a436dcd762f54bf5cb298d96235e6c6a304e087ec8189b9512cbdf6427737ea82793460c367b9c3"
 434 };
 435
 436 const char *SHA512t256_TestOutput[MDTESTCOUNT] = {
 437         "c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a",
 438         "455e518824bc0601f9fb858ff5c37d417d67c2f8e0df2babe4808858aea830f8",
 439         "53048e2681941ef99b2e29b76b4c7dabe4c2d0c634fc6d46e0e2f13107e7af23",
 440         "0cf471fd17ed69d990daf3433c89b16d63dec1bb9cb42a6094604ee5d7b4e9fb",
 441         "fc3189443f9c268f626aea08a756abe7b726b05f701cb08222312ccfd6710a26",
 442         "cdf1cc0effe26ecc0c13758f7b4a48e000615df241284185c39eb05d355bb9c8",
 443         "2c9fdbc0c90bdd87612ee8455474f9044850241dc105b1e8b94b8ddf5fac9148",
 444         "dd095fc859b336c30a52548b3dc59fcc0d1be8616ebcf3368fad23107db2d736"
 445 };
 446
 447 const char *RIPEMD160_TestOutput[MDTESTCOUNT] = {
 448         "9c1185a5c5e9fc54612808977ee8f548b2258d31",
 449         "0bdc9d2d256b3ee9daae347be6f4dc835a467ffe",
 450         "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc",
 451         "5d0689ef49d2fae572b881b123a85ffa21595f36",
 452         "f71c27109c692c1b56bbdceb5b9d2865b3708dbc",
 453         "b0e20b6e3116640286ed3a87a5713079b21f5189",
 454         "9b752e45573d4b39f4dbd3323cab82bf63326bfb",
 455         "5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32"
 456 };
 457
 458 const char *SKEIN256_TestOutput[MDTESTCOUNT] = {
 459         "c8877087da56e072870daa843f176e9453115929094c3a40c463a196c29bf7ba",
 460         "7fba44ff1a31d71a0c1f82e6e82fb5e9ac6c92a39c9185b9951fed82d82fe635",
 461         "258bdec343b9fde1639221a5ae0144a96e552e5288753c5fec76c05fc2fc1870",
 462         "4d2ce0062b5eb3a4db95bc1117dd8aa014f6cd50fdc8e64f31f7d41f9231e488",
 463         "46d8440685461b00e3ddb891b2ecc6855287d2bd8834a95fb1c1708b00ea5e82",
 464         "7c5eb606389556b33d34eb2536459528dc0af97adbcd0ce273aeb650f598d4b2",
 465         "4def7a7e5464a140ae9c3a80279fbebce4bd00f9faad819ab7e001512f67a10d",
 466         "d9c017dbe355f318d036469eb9b5fbe129fc2b5786a9dc6746a516eab6fe0126"
 467 };
 468
 469 const char *SKEIN512_TestOutput[MDTESTCOUNT] = {
 470         "bc5b4c50925519c290cc634277ae3d6257212395cba733bbad37a4af0fa06af41fca7903d06564fea7a2d3730dbdb80c1f85562dfcc070334ea4d1d9e72cba7a",
 471         "b1cd8d33f61b3737adfd59bb13ad82f4a9548e92f22956a8976cca3fdb7fee4fe91698146c4197cec85d38b83c5d93bdba92c01fd9a53870d0c7f967bc62bdce",
 472         "8f5dd9ec798152668e35129496b029a960c9a9b88662f7f9482f110b31f9f93893ecfb25c009baad9e46737197d5630379816a886aa05526d3a70df272d96e75",
 473         "15b73c158ffb875fed4d72801ded0794c720b121c0c78edf45f900937e6933d9e21a3a984206933d504b5dbb2368000411477ee1b204c986068df77886542fcc",
 474         "23793ad900ef12f9165c8080da6fdfd2c8354a2929b8aadf83aa82a3c6470342f57cf8c035ec0d97429b626c4d94f28632c8f5134fd367dca5cf293d2ec13f8c",
 475         "0c6bed927e022f5ddcf81877d42e5f75798a9f8fd3ede3d83baac0a2f364b082e036c11af35fe478745459dd8f5c0b73efe3c56ba5bb2009208d5a29cc6e469c",
 476         "2ca9fcffb3456f297d1b5f407014ecb856f0baac8eb540f534b1f187196f21e88f31103128c2f03fcc9857d7a58eb66f9525e2302d88833ee069295537a434ce",
 477         "1131f2aaa0e97126c9314f9f968cc827259bbfabced2943bb8c9274448998fb3b78738b4580dd500c76105fd3c03e465e1414f2c29664286b1f79d3e51128125"
 478 };
 479
 480 const char *SKEIN1024_TestOutput[MDTESTCOUNT] = {
 481         "0fff9563bb3279289227ac77d319b6fff8d7e9f09da1247b72a0a265cd6d2a62645ad547ed8193db48cff847c06494a03f55666d3b47eb4c20456c9373c86297d630d5578ebd34cb40991578f9f52b18003efa35d3da6553ff35db91b81ab890bec1b189b7f52cb2a783ebb7d823d725b0b4a71f6824e88f68f982eefc6d19c6",
 482         "6ab4c4ba9814a3d976ec8bffa7fcc638ceba0544a97b3c98411323ffd2dc936315d13dc93c13c4e88cda6f5bac6f2558b2d8694d3b6143e40d644ae43ca940685cb37f809d3d0550c56cba8036dee729a4f8fb960732e59e64d57f7f7710f8670963cdcdc95b41daab4855fcf8b6762a64b173ee61343a2c7689af1d293eba97",
 483         "35a599a0f91abcdb4cb73c19b8cb8d947742d82c309137a7caed29e8e0a2ca7a9ff9a90c34c1908cc7e7fd99bb15032fb86e76df21b72628399b5f7c3cc209d7bb31c99cd4e19465622a049afbb87c03b5ce3888d17e6e667279ec0aa9b3e2712624c01b5f5bbe1a564220bdcf6990af0c2539019f313fdd7406cca3892a1f1f",
 484         "ea891f5268acd0fac97467fc1aa89d1ce8681a9992a42540e53babee861483110c2d16f49e73bac27653ff173003e40cfb08516cd34262e6af95a5d8645c9c1abb3e813604d508b8511b30f9a5c1b352aa0791c7d2f27b2706dccea54bc7de6555b5202351751c3299f97c09cf89c40f67187e2521c0fad82b30edbb224f0458",
 485         "f23d95c2a25fbcd0e797cd058fec39d3c52d2b5afd7a9af1df934e63257d1d3dcf3246e7329c0f1104c1e51e3d22e300507b0c3b9f985bb1f645ef49835080536becf83788e17fed09c9982ba65c3cb7ffe6a5f745b911c506962adf226e435c42f6f6bc08d288f9c810e807e3216ef444f3db22744441deefa4900982a1371f",
 486         "cf3889e8a8d11bfd3938055d7d061437962bc5eac8ae83b1b71c94be201b8cf657fdbfc38674997a008c0c903f56a23feb3ae30e012377f1cfa080a9ca7fe8b96138662653fb3335c7d06595bf8baf65e215307532094cfdfa056bd8052ab792a3944a2adaa47b30335b8badb8fe9eb94fe329cdca04e58bbc530f0af709f469",
 487         "cf21a613620e6c119eca31fdfaad449a8e02f95ca256c21d2a105f8e4157048f9fe1e897893ea18b64e0e37cb07d5ac947f27ba544caf7cbc1ad094e675aed77a366270f7eb7f46543bccfa61c526fd628408058ed00ed566ac35a9761d002e629c4fb0d430b2f4ad016fcc49c44d2981c4002da0eecc42144160e2eaea4855a",
 488         "e6799b78db54085a2be7ff4c8007f147fa88d326abab30be0560b953396d8802feee9a15419b48a467574e9283be15685ca8a079ee52b27166b64dd70b124b1d4e4f6aca37224c3f2685e67e67baef9f94b905698adc794a09672aba977a61b20966912acdb08c21a2c37001785355dc884751a21f848ab36e590331ff938138"
 489 };
 490
 491 static void
 492 MDTestSuite(const Algorithm_t *alg)
 493 {
 494         int i;
 495         char buffer[HEX_DIGEST_LENGTH];
 496
 497         printf("%s test suite:\n", alg->name);
 498         for (i = 0; i < MDTESTCOUNT; i++) {
 499                 (*alg->Data)(MDTestInput[i], strlen(MDTestInput[i]), buffer);
 500                 printf("%s (\"%s\") = %s", alg->name, MDTestInput[i], buffer);
 501                 if (strcmp(buffer, (*alg->TestOutput)[i]) == 0) {
 502                         printf(" - verified correct\n");
 503                 } else {
 504                         printf(" - INCORRECT RESULT!\n");
 505                         failed++;
 506                 }
 507         }
 508 }
 509
 510 /*
 511  * Digests the standard input and prints the result.
 512  */
 513 static char *
 514 MDFilter(const Algorithm_t *alg, char *buf, int tee)
 515 {
 516         DIGEST_CTX context;
 517         unsigned int len;
 518         unsigned char buffer[BUFSIZ];
 519         char *p;
 520
 521         alg->Init(&context);
 522         while ((len = fread(buffer, 1, BUFSIZ, stdin))) {
 523                 if (tee && len != fwrite(buffer, 1, len, stdout))
 524                         err(1, "stdout");
 525                 alg->Update(&context, buffer, len);
 526         }
 527         p = alg->End(&context, buf);
 528
 529         return (p);
 530 }
 531
 532 static void
 533 usage(const Algorithm_t *alg)
 534 {
 535
 536         fprintf(stderr, "usage: %s [-pqrtx] [-c string] [-s string] [files ...]\n", alg->progname);
 537         exit(1);
 538 }