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/param.h> 24 #include <sys/resource.h> 25 #include <sys/stat.h> 26 #include <sys/time.h> 27 28 #include <err.h> 29 #include <errno.h> 30 #include <fcntl.h> 31 #include <getopt.h> 32 #include <md5.h> 33 #include <osreldate.h> 34 #include <ripemd.h> 35 #include <sha.h> 36 #include <sha224.h> 37 #include <sha256.h> 38 #include <sha384.h> 39 #include <sha512.h> 40 #include <sha512t.h> 41 #include <skein.h> 42 #include <stdbool.h> 43 #include <stdio.h> 44 #include <stdlib.h> 45 #include <string.h> 46 #include <time.h> 47 #include <unistd.h> 48 49 #ifdef HAVE_CAPSICUM 50 #include <sys/capsicum.h> 51 #include <capsicum_helpers.h> 52 #endif 53 54 /* 55 * Length of test block, number of test blocks. 56 */ 57 #define TEST_BLOCK_LEN 10000 58 #define TEST_BLOCK_COUNT 100000 59 #define MDTESTCOUNT 8 60 61 static char *progname; 62 63 static bool cflag; 64 static bool pflag; 65 static bool qflag; 66 static bool sflag; 67 static bool wflag; 68 static bool strict; 69 static bool skip; 70 static bool ignoreMissing; 71 static char* checkAgainst; 72 static int checksFailed; 73 static bool failed; 74 static int endl = '\n'; 75 76 typedef void (DIGEST_Init)(void *); 77 typedef void (DIGEST_Update)(void *, const unsigned char *, size_t); 78 typedef char *(DIGEST_End)(void *, char *); 79 80 extern const char *MD5TestOutput[MDTESTCOUNT]; 81 extern const char *SHA1_TestOutput[MDTESTCOUNT]; 82 extern const char *SHA224_TestOutput[MDTESTCOUNT]; 83 extern const char *SHA256_TestOutput[MDTESTCOUNT]; 84 extern const char *SHA384_TestOutput[MDTESTCOUNT]; 85 extern const char *SHA512_TestOutput[MDTESTCOUNT]; 86 extern const char *SHA512t224_TestOutput[MDTESTCOUNT]; 87 extern const char *SHA512t256_TestOutput[MDTESTCOUNT]; 88 extern const char *RIPEMD160_TestOutput[MDTESTCOUNT]; 89 extern const char *SKEIN256_TestOutput[MDTESTCOUNT]; 90 extern const char *SKEIN512_TestOutput[MDTESTCOUNT]; 91 extern const char *SKEIN1024_TestOutput[MDTESTCOUNT]; 92 93 typedef struct Algorithm_t { 94 const char *progname; 95 const char *perlname; 96 const char *name; 97 const char *(*TestOutput)[MDTESTCOUNT]; 98 DIGEST_Init *Init; 99 DIGEST_Update *Update; 100 DIGEST_End *End; 101 char *(*Data)(const void *, unsigned int, char *); 102 } Algorithm_t; 103 104 static void MD5_Update(MD5_CTX *, const unsigned char *, size_t); 105 static char *MDInput(const Algorithm_t *, FILE *, char *, bool); 106 static void MDOutput(const Algorithm_t *, char *, const char *); 107 static void MDTimeTrial(const Algorithm_t *); 108 static void MDTestSuite(const Algorithm_t *); 109 static void usage(const Algorithm_t *); 110 static void version(void); 111 112 typedef union { 113 MD5_CTX md5; 114 SHA1_CTX sha1; 115 SHA224_CTX sha224; 116 SHA256_CTX sha256; 117 SHA384_CTX sha384; 118 SHA512_CTX sha512; 119 RIPEMD160_CTX ripemd160; 120 SKEIN256_CTX skein256; 121 SKEIN512_CTX skein512; 122 SKEIN1024_CTX skein1024; 123 } DIGEST_CTX; 124 125 /* max(MD5_DIGEST_LENGTH, SHA_DIGEST_LENGTH, 126 SHA256_DIGEST_LENGTH, SHA512_DIGEST_LENGTH, 127 RIPEMD160_DIGEST_LENGTH, SKEIN1024_DIGEST_LENGTH)*2+1 */ 128 #define HEX_DIGEST_LENGTH 257 129 130 /* algorithm function table */ 131 132 static const struct Algorithm_t Algorithm[] = { 133 { "md5", NULL, "MD5", 134 &MD5TestOutput, (DIGEST_Init*)&MD5Init, 135 (DIGEST_Update*)&MD5_Update, (DIGEST_End*)&MD5End, 136 &MD5Data }, 137 { "sha1", "1", "SHA1", 138 &SHA1_TestOutput, (DIGEST_Init*)&SHA1_Init, 139 (DIGEST_Update*)&SHA1_Update, (DIGEST_End*)&SHA1_End, 140 &SHA1_Data }, 141 { "sha224", "224", "SHA224", 142 &SHA224_TestOutput, (DIGEST_Init*)&SHA224_Init, 143 (DIGEST_Update*)&SHA224_Update, (DIGEST_End*)&SHA224_End, 144 &SHA224_Data }, 145 { "sha256", "256", "SHA256", 146 &SHA256_TestOutput, (DIGEST_Init*)&SHA256_Init, 147 (DIGEST_Update*)&SHA256_Update, (DIGEST_End*)&SHA256_End, 148 &SHA256_Data }, 149 { "sha384", "384", "SHA384", 150 &SHA384_TestOutput, (DIGEST_Init*)&SHA384_Init, 151 (DIGEST_Update*)&SHA384_Update, (DIGEST_End*)&SHA384_End, 152 &SHA384_Data }, 153 { "sha512", "512", "SHA512", 154 &SHA512_TestOutput, (DIGEST_Init*)&SHA512_Init, 155 (DIGEST_Update*)&SHA512_Update, (DIGEST_End*)&SHA512_End, 156 &SHA512_Data }, 157 { "sha512t224", "512224", "SHA512t224", 158 &SHA512t224_TestOutput, (DIGEST_Init*)&SHA512_224_Init, 159 (DIGEST_Update*)&SHA512_224_Update, (DIGEST_End*)&SHA512_224_End, 160 &SHA512_224_Data }, 161 { "sha512t256", "512256", "SHA512t256", 162 &SHA512t256_TestOutput, (DIGEST_Init*)&SHA512_256_Init, 163 (DIGEST_Update*)&SHA512_256_Update, (DIGEST_End*)&SHA512_256_End, 164 &SHA512_256_Data }, 165 { "rmd160", NULL, "RMD160", 166 &RIPEMD160_TestOutput, 167 (DIGEST_Init*)&RIPEMD160_Init, (DIGEST_Update*)&RIPEMD160_Update, 168 (DIGEST_End*)&RIPEMD160_End, &RIPEMD160_Data }, 169 { "skein256", NULL, "Skein256", 170 &SKEIN256_TestOutput, 171 (DIGEST_Init*)&SKEIN256_Init, (DIGEST_Update*)&SKEIN256_Update, 172 (DIGEST_End*)&SKEIN256_End, &SKEIN256_Data }, 173 { "skein512", NULL, "Skein512", 174 &SKEIN512_TestOutput, 175 (DIGEST_Init*)&SKEIN512_Init, (DIGEST_Update*)&SKEIN512_Update, 176 (DIGEST_End*)&SKEIN512_End, &SKEIN512_Data }, 177 { "skein1024", NULL, "Skein1024", 178 &SKEIN1024_TestOutput, 179 (DIGEST_Init*)&SKEIN1024_Init, (DIGEST_Update*)&SKEIN1024_Update, 180 (DIGEST_End*)&SKEIN1024_End, &SKEIN1024_Data }, 181 { } 182 }; 183 184 static int digest = -1; 185 static unsigned int malformed; 186 187 static enum mode { 188 mode_bsd, 189 mode_gnu, 190 mode_perl, 191 } mode = mode_bsd; 192 193 static enum input_mode { 194 input_binary = '*', 195 input_text = ' ', 196 input_universal = 'U', 197 input_bits = '^', 198 } input_mode = input_binary; 199 200 static enum output_mode { 201 output_bare, 202 output_tagged, 203 output_reverse, 204 output_gnu, 205 } output_mode = output_tagged; 206 207 enum optval { 208 opt_end = -1, 209 /* ensure we don't collide with shortopts */ 210 opt_dummy = CHAR_MAX, 211 /* BSD options */ 212 opt_check, 213 opt_passthrough, 214 opt_quiet, 215 opt_reverse, 216 opt_string, 217 opt_time_trial, 218 opt_self_test, 219 /* GNU options */ 220 opt_binary, 221 opt_help, 222 opt_ignore_missing, 223 opt_status, 224 opt_strict, 225 opt_tag, 226 opt_text, 227 opt_warn, 228 opt_version, 229 opt_zero, 230 /* Perl options */ 231 opt_algorithm, 232 opt_bits, 233 opt_universal, 234 }; 235 236 static const struct option bsd_longopts[] = { 237 { "check", required_argument, 0, opt_check }, 238 { "passthrough", no_argument, 0, opt_passthrough }, 239 { "quiet", no_argument, 0, opt_quiet }, 240 { "reverse", no_argument, 0, opt_reverse }, 241 { "string", required_argument, 0, opt_string }, 242 { "time-trial", no_argument, 0, opt_time_trial }, 243 { "self-test", no_argument, 0, opt_self_test }, 244 { } 245 }; 246 static const char *bsd_shortopts = "bc:pqrs:tx"; 247 248 static const struct option gnu_longopts[] = { 249 { "binary", no_argument, 0, opt_binary }, 250 { "check", no_argument, 0, opt_check }, 251 { "help", no_argument, 0, opt_help }, 252 { "ignore-missing", no_argument, 0, opt_ignore_missing }, 253 { "quiet", no_argument, 0, opt_quiet }, 254 { "status", no_argument, 0, opt_status }, 255 { "strict", no_argument, 0, opt_strict }, 256 { "tag", no_argument, 0, opt_tag }, 257 { "text", no_argument, 0, opt_text }, 258 { "version", no_argument, 0, opt_version }, 259 { "warn", no_argument, 0, opt_warn }, 260 { "zero", no_argument, 0, opt_zero }, 261 { } 262 }; 263 static const char *gnu_shortopts = "bctwz"; 264 265 static const struct option perl_longopts[] = { 266 { "algorithm", required_argument, 0, opt_algorithm }, 267 { "check", required_argument, 0, opt_check }, 268 { "help", no_argument, 0, opt_help }, 269 { "ignore-missing", no_argument, 0, opt_ignore_missing }, 270 { "quiet", no_argument, 0, opt_quiet }, 271 { "status", no_argument, 0, opt_status }, 272 { "strict", no_argument, 0, opt_strict }, 273 { "tag", no_argument, 0, opt_tag }, 274 { "text", no_argument, 0, opt_text }, 275 { "UNIVERSAL", no_argument, 0, opt_universal }, 276 { "version", no_argument, 0, opt_version }, 277 { "warn", no_argument, 0, opt_warn }, 278 { "01", no_argument, 0, opt_bits }, 279 { } 280 }; 281 static const char *perl_shortopts = "0a:bchqstUvw"; 282 283 static void 284 MD5_Update(MD5_CTX *c, const unsigned char *data, size_t len) 285 { 286 MD5Update(c, data, len); 287 } 288 289 struct chksumrec { 290 char *filename; 291 char *chksum; 292 struct chksumrec *next; 293 }; 294 295 static struct chksumrec *head = NULL; 296 static struct chksumrec **next = &head; 297 static unsigned int numrecs; 298 299 #define PADDING 7 /* extra padding for "SHA512t256 (...) = ...\n" style */ 300 #define CHKFILELINELEN (HEX_DIGEST_LENGTH + MAXPATHLEN + PADDING) 301 302 static void 303 gnu_check(const char *checksumsfile) 304 { 305 FILE *inp; 306 char *linebuf = NULL; 307 size_t linecap; 308 ssize_t linelen; 309 int lineno; 310 char *filename; 311 char *hashstr; 312 struct chksumrec *rec; 313 const char *digestname; 314 size_t digestnamelen; 315 size_t hashstrlen; 316 317 if (strcmp(checksumsfile, "-") == 0) 318 inp = stdin; 319 else if ((inp = fopen(checksumsfile, "r")) == NULL) 320 err(1, "%s", checksumsfile); 321 digestname = Algorithm[digest].name; 322 digestnamelen = strlen(digestname); 323 hashstrlen = strlen(*(Algorithm[digest].TestOutput[0])); 324 lineno = 0; 325 linecap = CHKFILELINELEN; 326 while ((linelen = getline(&linebuf, &linecap, inp)) > 0) { 327 lineno++; 328 while (linelen > 0 && linebuf[linelen - 1] == '\n') 329 linelen--; 330 linebuf[linelen] = '\0'; 331 filename = linebuf + digestnamelen + 2; 332 hashstr = linebuf + linelen - hashstrlen; 333 /* 334 * supported formats: 335 * BSD: <DigestName> (<Filename>): <Digest> 336 * GNU: <Digest> [ *U^]<Filename> 337 */ 338 if ((size_t)linelen >= digestnamelen + hashstrlen + 6 && 339 strncmp(linebuf, digestname, digestnamelen) == 0 && 340 strncmp(filename - 2, " (", 2) == 0 && 341 strncmp(hashstr - 4, ") = ", 4) == 0 && 342 strspn(hashstr, "0123456789ABCDEFabcdef") == hashstrlen) { 343 *(hashstr - 4) = '\0'; 344 } else if ((size_t)linelen >= hashstrlen + 3 && 345 strspn(linebuf, "0123456789ABCDEFabcdef") == hashstrlen && 346 linebuf[hashstrlen] == ' ') { 347 linebuf[hashstrlen] = '\0'; 348 hashstr = linebuf; 349 filename = linebuf + hashstrlen + 1; 350 } else { 351 if (wflag) { 352 warnx("%s: %d: improperly formatted " 353 "%s checksum line", 354 checksumsfile, lineno, 355 mode == mode_perl ? "SHA" : digestname); 356 } 357 malformed++; 358 continue; 359 } 360 rec = malloc(sizeof(*rec)); 361 if (rec == NULL) 362 errx(1, "malloc failed"); 363 rec->chksum = strdup(hashstr); 364 rec->filename = strdup(filename); 365 if (rec->chksum == NULL || rec->filename == NULL) 366 errx(1, "malloc failed"); 367 rec->next = NULL; 368 *next = rec; 369 next = &rec->next; 370 numrecs++; 371 } 372 if (inp != stdin) 373 fclose(inp); 374 } 375 376 /* Main driver. 377 378 Arguments (may be any combination): 379 -sstring - digests string 380 -t - runs time trial 381 -x - runs test script 382 filename - digests file 383 (none) - digests standard input 384 */ 385 int 386 main(int argc, char *argv[]) 387 { 388 #ifdef HAVE_CAPSICUM 389 cap_rights_t rights; 390 #endif 391 const struct option *longopts; 392 const char *shortopts; 393 FILE *f; 394 int i, opt; 395 char *p, *string = NULL; 396 char buf[HEX_DIGEST_LENGTH]; 397 size_t len; 398 struct chksumrec *rec; 399 400 if ((progname = strrchr(argv[0], '/')) == NULL) 401 progname = argv[0]; 402 else 403 progname++; 404 405 /* 406 * GNU coreutils has a number of programs named *sum. These produce 407 * similar results to the BSD version, but in a different format, 408 * similar to BSD's -r flag. We install links to this program with 409 * ending 'sum' to provide this compatibility. Check here to see if the 410 * name of the program ends in 'sum', set the flag and drop the 'sum' so 411 * the digest lookup works. Also, make -t a nop when running in this mode 412 * since that means 'text file' there (though it's a nop in coreutils 413 * on unix-like systems). The -c flag conflicts, so it's just disabled 414 * in this mode (though in the future it might be implemented). 415 * 416 * We also strive to be compatible with the shasum script which is 417 * included in Perl. It is roughly equivalent to the GNU offering 418 * but uses a command-line argument to select the algorithm, and 419 * supports only SHA-1 and SHA-2. 420 */ 421 len = strlen(progname); 422 if (strcmp(progname, "shasum") == 0) { 423 mode = mode_perl; 424 input_mode = input_text; 425 output_mode = output_gnu; 426 digest = 1; 427 longopts = perl_longopts; 428 shortopts = perl_shortopts; 429 } else if (len > 3 && strcmp(progname + len - 3, "sum") == 0) { 430 len -= 3; 431 mode = mode_gnu; 432 input_mode = input_text; 433 /* 434 * The historical behavior in GNU emulation mode is 435 * output_reverse, however this not true to the original 436 * and the flag that was used to force the correct output 437 * was -b, which means something else (input_binary) in 438 * GNU land. Switch to the correct behavior. 439 */ 440 output_mode = output_gnu; 441 longopts = gnu_longopts; 442 shortopts = gnu_shortopts; 443 } else { 444 mode = mode_bsd; 445 input_mode = input_binary; 446 output_mode = output_tagged; 447 longopts = bsd_longopts; 448 shortopts = bsd_shortopts; 449 } 450 451 if (digest < 0) { 452 for (digest = 0; Algorithm[digest].progname != NULL; digest++) 453 if (strncasecmp(Algorithm[digest].progname, progname, len) == 0) 454 break; 455 456 if (Algorithm[digest].progname == NULL) 457 digest = 0; 458 } 459 460 failed = false; 461 checkAgainst = NULL; 462 checksFailed = 0; 463 skip = false; 464 while ((opt = getopt_long(argc, argv, shortopts, longopts, NULL)) != opt_end) 465 switch (opt) { 466 case opt_bits: 467 case '0': 468 input_mode = input_bits; 469 break; 470 case opt_algorithm: 471 case 'a': 472 for (i = 0; Algorithm[i].progname != NULL; i++) { 473 if (Algorithm[i].perlname != NULL && 474 strcasecmp(Algorithm[i].perlname, optarg) == 0) { 475 digest = i; 476 break; 477 } 478 } 479 if (Algorithm[i].progname == NULL) 480 usage(&Algorithm[digest]); 481 break; 482 case opt_binary: 483 case 'b': 484 /* in BSD mode, -b is now a no-op */ 485 if (mode != mode_bsd) 486 input_mode = input_binary; 487 break; 488 case opt_check: 489 case 'c': 490 cflag = true; 491 if (mode == mode_bsd) 492 checkAgainst = optarg; 493 break; 494 case opt_passthrough: 495 case 'p': 496 pflag = true; 497 break; 498 case opt_quiet: 499 case 'q': 500 output_mode = output_bare; 501 qflag = true; 502 break; 503 case opt_reverse: 504 case 'r': 505 if (!qflag) 506 output_mode = output_reverse; 507 break; 508 case opt_status: 509 sflag = true; 510 break; 511 case opt_strict: 512 strict = 1; 513 break; 514 case 's': 515 if (mode == mode_perl) { 516 sflag = true; 517 break; 518 } 519 /* fall through */ 520 case opt_string: 521 output_mode = output_bare; 522 string = optarg; 523 break; 524 case opt_tag: 525 output_mode = output_tagged; 526 break; 527 case opt_time_trial: 528 case opt_text: 529 case 't': 530 if (mode == mode_bsd) { 531 MDTimeTrial(&Algorithm[digest]); 532 skip = true; 533 } else { 534 input_mode = input_text; 535 } 536 break; 537 case opt_universal: 538 case 'U': 539 input_mode = input_universal; 540 break; 541 case opt_version: 542 version(); 543 break; 544 case opt_warn: 545 case 'w': 546 wflag = true; 547 break; 548 case opt_self_test: 549 case 'x': 550 MDTestSuite(&Algorithm[digest]); 551 skip = true; 552 break; 553 case opt_zero: 554 case 'z': 555 endl = '\0'; 556 break; 557 case opt_ignore_missing: 558 ignoreMissing = true; 559 break; 560 default: 561 usage(&Algorithm[digest]); 562 } 563 argc -= optind; 564 argv += optind; 565 566 #ifdef HAVE_CAPSICUM 567 if (caph_limit_stdout() < 0 || caph_limit_stderr() < 0) 568 err(1, "unable to limit rights for stdio"); 569 #endif 570 571 if (cflag && mode != mode_bsd) { 572 /* 573 * Read digest files into a linked list, then replace argv 574 * with an array of the filenames from that list. 575 */ 576 if (argc < 1) 577 usage(&Algorithm[digest]); 578 while (argc--) 579 gnu_check(*argv++); 580 argc = 0; 581 argv = calloc(sizeof(char *), numrecs + 1); 582 for (rec = head; rec != NULL; rec = rec->next) { 583 argv[argc] = rec->filename; 584 argc++; 585 } 586 argv[argc] = NULL; 587 rec = head; 588 } 589 590 if (*argv) { 591 do { 592 struct stat st; 593 const char *filename = *argv; 594 const char *filemode = "rb"; 595 596 if (*filename == '*' || 597 *filename == ' ' || 598 *filename == 'U' || 599 *filename == '^') { 600 if (lstat(filename, &st) != 0) { 601 input_mode = (int)*filename; 602 filename++; 603 } 604 } 605 if (input_mode == input_text) 606 filemode = "r"; 607 if ((f = fopen(filename, filemode)) == NULL) { 608 if (errno != ENOENT || !(cflag && ignoreMissing)) { 609 warn("%s", filename); 610 failed = true; 611 } 612 if (cflag && mode != mode_bsd) 613 rec = rec->next; 614 continue; 615 } 616 /* 617 * XXX Enter capability mode on the last argv file. 618 * When a casper file service or other approach is 619 * available, switch to that and enter capability mode 620 * earlier. 621 */ 622 if (*(argv + 1) == NULL) { 623 #ifdef HAVE_CAPSICUM 624 cap_rights_init(&rights, CAP_READ); 625 if (caph_rights_limit(fileno(f), &rights) < 0 || 626 caph_enter() < 0) 627 err(1, "capsicum"); 628 #endif 629 } 630 if (cflag && mode != mode_bsd) { 631 checkAgainst = rec->chksum; 632 rec = rec->next; 633 } 634 p = MDInput(&Algorithm[digest], f, buf, false); 635 (void)fclose(f); 636 MDOutput(&Algorithm[digest], p, filename); 637 } while (*++argv); 638 } else if (!cflag && string == NULL && !skip) { 639 #ifdef HAVE_CAPSICUM 640 if (caph_limit_stdin() < 0 || caph_enter() < 0) 641 err(1, "capsicum"); 642 #endif 643 if (mode == mode_bsd) 644 output_mode = output_bare; 645 p = MDInput(&Algorithm[digest], stdin, buf, pflag); 646 MDOutput(&Algorithm[digest], p, "-"); 647 } else if (string != NULL) { 648 len = strlen(string); 649 p = Algorithm[digest].Data(string, len, buf); 650 MDOutput(&Algorithm[digest], p, string); 651 } 652 if (cflag && mode != mode_bsd) { 653 if (!sflag && malformed > 1) 654 warnx("WARNING: %d lines are improperly formatted", malformed); 655 else if (!sflag && malformed > 0) 656 warnx("WARNING: %d line is improperly formatted", malformed); 657 if (!sflag && checksFailed > 1) 658 warnx("WARNING: %d computed checksums did NOT match", checksFailed); 659 else if (!sflag && checksFailed > 0) 660 warnx("WARNING: %d computed checksum did NOT match", checksFailed); 661 if (checksFailed != 0 || (strict && malformed > 0)) 662 return (1); 663 } 664 if (failed) 665 return (1); 666 if (checksFailed > 0) 667 return (2); 668 669 return (0); 670 } 671 672 /* 673 * Common input handling 674 */ 675 static char * 676 MDInput(const Algorithm_t *alg, FILE *f, char *buf, bool tee) 677 { 678 char block[4096]; 679 DIGEST_CTX context; 680 char *end, *p, *q; 681 size_t len; 682 int bits; 683 uint8_t byte; 684 bool cr = false; 685 686 alg->Init(&context); 687 while ((len = fread(block, 1, sizeof(block), f)) > 0) { 688 switch (input_mode) { 689 case input_binary: 690 case input_text: 691 if (tee && fwrite(block, 1, len, stdout) != len) 692 err(1, "stdout"); 693 alg->Update(&context, block, len); 694 break; 695 case input_universal: 696 end = block + len; 697 for (p = q = block; p < end; p = q) { 698 if (cr) { 699 if (*p == '\n') 700 p++; 701 if (tee && putchar('\n') == EOF) 702 err(1, "stdout"); 703 alg->Update(&context, "\n", 1); 704 cr = false; 705 } 706 for (q = p; q < end && *q != '\r'; q++) 707 /* nothing */; 708 if (q > p) { 709 if (tee && 710 fwrite(p, 1, q - p, stdout) != 711 (size_t)(q - p)) 712 err(1, "stdout"); 713 alg->Update(&context, p, q - p); 714 } 715 if (q < end && *q == '\r') { 716 cr = true; 717 q++; 718 } 719 } 720 break; 721 case input_bits: 722 end = block + len; 723 bits = byte = 0; 724 for (p = block; p < end; p++) { 725 if (*p == '0' || *p == '1') { 726 byte <<= 1; 727 byte |= *p - '0'; 728 if (++bits == 8) { 729 if (tee && putchar(byte) == EOF) 730 err(1, "stdout"); 731 alg->Update(&context, &byte, 1); 732 bits = byte = 0; 733 } 734 } 735 } 736 break; 737 } 738 } 739 if (ferror(f)) { 740 alg->End(&context, buf); 741 return (NULL); 742 } 743 if (cr) { 744 if (tee && putchar('\n') == EOF) 745 err(1, "stdout"); 746 alg->Update(&context, "\n", 1); 747 } 748 if (input_mode == input_bits && bits != 0) 749 errx(1, "input length was not a multiple of 8"); 750 return (alg->End(&context, buf)); 751 } 752 753 /* 754 * Common output handling 755 */ 756 static void 757 MDOutput(const Algorithm_t *alg, char *p, const char *name) 758 { 759 bool checkfailed = false; 760 761 if (p == NULL) { 762 warn("%s", name); 763 failed = true; 764 } else if (cflag && mode != mode_bsd) { 765 checkfailed = strcasecmp(checkAgainst, p) != 0; 766 if (!sflag && (!qflag || checkfailed)) 767 printf("%s: %s%c", name, checkfailed ? "FAILED" : "OK", 768 endl); 769 } else { 770 switch (output_mode) { 771 case output_bare: 772 printf("%s", p); 773 break; 774 case output_gnu: 775 printf("%s %c%s", p, input_mode, name); 776 break; 777 case output_reverse: 778 printf("%s %s", p, name); 779 break; 780 case output_tagged: 781 if (mode == mode_perl && 782 strncmp(alg->name, "SHA512t", 7) == 0) { 783 printf("%.6s/%s", alg->name, alg->name + 7); 784 } else { 785 printf("%s", alg->name); 786 } 787 printf(" (%s) = %s", name, p); 788 break; 789 } 790 if (checkAgainst) { 791 checkfailed = strcasecmp(checkAgainst, p) != 0; 792 if (!qflag && checkfailed) 793 printf(" [ Failed ]"); 794 } 795 printf("%c", endl); 796 } 797 if (checkfailed) 798 checksFailed++; 799 } 800 801 /* 802 * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks. 803 */ 804 static void 805 MDTimeTrial(const Algorithm_t *alg) 806 { 807 DIGEST_CTX context; 808 struct rusage before, after; 809 struct timeval total; 810 float seconds; 811 unsigned char block[TEST_BLOCK_LEN]; 812 unsigned int i; 813 char *p, buf[HEX_DIGEST_LENGTH]; 814 815 printf("%s time trial. Digesting %d %d-byte blocks ...", 816 alg->name, TEST_BLOCK_COUNT, TEST_BLOCK_LEN); 817 fflush(stdout); 818 819 /* Initialize block */ 820 for (i = 0; i < TEST_BLOCK_LEN; i++) 821 block[i] = (unsigned char) (i & 0xff); 822 823 /* Start timer */ 824 getrusage(RUSAGE_SELF, &before); 825 826 /* Digest blocks */ 827 alg->Init(&context); 828 for (i = 0; i < TEST_BLOCK_COUNT; i++) 829 alg->Update(&context, block, TEST_BLOCK_LEN); 830 p = alg->End(&context, buf); 831 832 /* Stop timer */ 833 getrusage(RUSAGE_SELF, &after); 834 timersub(&after.ru_utime, &before.ru_utime, &total); 835 seconds = total.tv_sec + (float) total.tv_usec / 1000000; 836 837 printf(" done\n"); 838 printf("Digest = %s", p); 839 printf("\nTime = %f seconds\n", seconds); 840 printf("Speed = %f MiB/second\n", (float) TEST_BLOCK_LEN * 841 (float) TEST_BLOCK_COUNT / seconds / (1 << 20)); 842 } 843 /* 844 * Digests a reference suite of strings and prints the results. 845 */ 846 847 static const char *MDTestInput[MDTESTCOUNT] = { 848 "", 849 "a", 850 "abc", 851 "message digest", 852 "abcdefghijklmnopqrstuvwxyz", 853 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", 854 "12345678901234567890123456789012345678901234567890123456789012345678901234567890", 855 "MD5 has not yet (2001-09-03) been broken, but sufficient attacks have been made \ 856 that its security is in some doubt" 857 }; 858 859 const char *MD5TestOutput[MDTESTCOUNT] = { 860 "d41d8cd98f00b204e9800998ecf8427e", 861 "0cc175b9c0f1b6a831c399e269772661", 862 "900150983cd24fb0d6963f7d28e17f72", 863 "f96b697d7cb7938d525a2f31aaf161d0", 864 "c3fcd3d76192e4007dfb496cca67e13b", 865 "d174ab98d277d9f5a5611c2c9f419d9f", 866 "57edf4a22be3c955ac49da2e2107b67a", 867 "b50663f41d44d92171cb9976bc118538" 868 }; 869 870 const char *SHA1_TestOutput[MDTESTCOUNT] = { 871 "da39a3ee5e6b4b0d3255bfef95601890afd80709", 872 "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8", 873 "a9993e364706816aba3e25717850c26c9cd0d89d", 874 "c12252ceda8be8994d5fa0290a47231c1d16aae3", 875 "32d10c7b8cf96570ca04ce37f2a19d84240d3a89", 876 "761c457bf73b14d27e9e9265c46f4b4dda11f940", 877 "50abf5706a150990a08b2c5ea40fa0e585554732", 878 "18eca4333979c4181199b7b4fab8786d16cf2846" 879 }; 880 881 const char *SHA224_TestOutput[MDTESTCOUNT] = { 882 "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f", 883 "abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5", 884 "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", 885 "2cb21c83ae2f004de7e81c3c7019cbcb65b71ab656b22d6d0c39b8eb", 886 "45a5f72c39c5cff2522eb3429799e49e5f44b356ef926bcf390dccc2", 887 "bff72b4fcb7d75e5632900ac5f90d219e05e97a7bde72e740db393d9", 888 "b50aecbe4e9bb0b57bc5f3ae760a8e01db24f203fb3cdcd13148046e", 889 "5ae55f3779c8a1204210d7ed7689f661fbe140f96f272ab79e19d470" 890 }; 891 892 const char *SHA256_TestOutput[MDTESTCOUNT] = { 893 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", 894 "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb", 895 "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", 896 "f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650", 897 "71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73", 898 "db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0", 899 "f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e", 900 "e6eae09f10ad4122a0e2a4075761d185a272ebd9f5aa489e998ff2f09cbfdd9f" 901 }; 902 903 const char *SHA384_TestOutput[MDTESTCOUNT] = { 904 "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b", 905 "54a59b9f22b0b80880d8427e548b7c23abd873486e1f035dce9cd697e85175033caa88e6d57bc35efae0b5afd3145f31", 906 "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7", 907 "473ed35167ec1f5d8e550368a3db39be54639f828868e9454c239fc8b52e3c61dbd0d8b4de1390c256dcbb5d5fd99cd5", 908 "feb67349df3db6f5924815d6c3dc133f091809213731fe5c7b5f4999e463479ff2877f5f2936fa63bb43784b12f3ebb4", 909 "1761336e3f7cbfe51deb137f026f89e01a448e3b1fafa64039c1464ee8732f11a5341a6f41e0c202294736ed64db1a84", 910 "b12932b0627d1c060942f5447764155655bd4da0c9afa6dd9b9ef53129af1b8fb0195996d2de9ca0df9d821ffee67026", 911 "99428d401bf4abcd4ee0695248c9858b7503853acfae21a9cffa7855f46d1395ef38596fcd06d5a8c32d41a839cc5dfb" 912 }; 913 914 const char *SHA512_TestOutput[MDTESTCOUNT] = { 915 "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e", 916 "1f40fc92da241694750979ee6cf582f2d5d7d28e18335de05abc54d0560e0f5302860c652bf08d560252aa5e74210546f369fbbbce8c12cfc7957b2652fe9a75", 917 "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f", 918 "107dbf389d9e9f71a3a95f6c055b9251bc5268c2be16d6c13492ea45b0199f3309e16455ab1e96118e8a905d5597b72038ddb372a89826046de66687bb420e7c", 919 "4dbff86cc2ca1bae1e16468a05cb9881c97f1753bce3619034898faa1aabe429955a1bf8ec483d7421fe3c1646613a59ed5441fb0f321389f77f48a879c7b1f1", 920 "1e07be23c26a86ea37ea810c8ec7809352515a970e9253c26f536cfc7a9996c45c8370583e0a78fa4a90041d71a4ceab7423f19c71b9d5a3e01249f0bebd5894", 921 "72ec1ef1124a45b047e8b7c75a932195135bb61de24ec0d1914042246e0aec3a2354e093d76f3048b456764346900cb130d2a4fd5dd16abb5e30bcb850dee843", 922 "e8a835195e039708b13d9131e025f4441dbdc521ce625f245a436dcd762f54bf5cb298d96235e6c6a304e087ec8189b9512cbdf6427737ea82793460c367b9c3" 923 }; 924 925 const char *SHA512t224_TestOutput[MDTESTCOUNT] = { 926 "6ed0dd02806fa89e25de060c19d3ac86cabb87d6a0ddd05c333b84f4", 927 "d5cdb9ccc769a5121d4175f2bfdd13d6310e0d3d361ea75d82108327", 928 "4634270f707b6a54daae7530460842e20e37ed265ceee9a43e8924aa", 929 "ad1a4db188fe57064f4f24609d2a83cd0afb9b398eb2fcaeaae2c564", 930 "ff83148aa07ec30655c1b40aff86141c0215fe2a54f767d3f38743d8", 931 "a8b4b9174b99ffc67d6f49be9981587b96441051e16e6dd036b140d3", 932 "ae988faaa47e401a45f704d1272d99702458fea2ddc6582827556dd2", 933 "b3c3b945249b0c8c94aba76ea887bcaad5401665a1fbeb384af4d06b" 934 }; 935 936 const char *SHA512t256_TestOutput[MDTESTCOUNT] = { 937 "c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a", 938 "455e518824bc0601f9fb858ff5c37d417d67c2f8e0df2babe4808858aea830f8", 939 "53048e2681941ef99b2e29b76b4c7dabe4c2d0c634fc6d46e0e2f13107e7af23", 940 "0cf471fd17ed69d990daf3433c89b16d63dec1bb9cb42a6094604ee5d7b4e9fb", 941 "fc3189443f9c268f626aea08a756abe7b726b05f701cb08222312ccfd6710a26", 942 "cdf1cc0effe26ecc0c13758f7b4a48e000615df241284185c39eb05d355bb9c8", 943 "2c9fdbc0c90bdd87612ee8455474f9044850241dc105b1e8b94b8ddf5fac9148", 944 "dd095fc859b336c30a52548b3dc59fcc0d1be8616ebcf3368fad23107db2d736" 945 }; 946 947 const char *RIPEMD160_TestOutput[MDTESTCOUNT] = { 948 "9c1185a5c5e9fc54612808977ee8f548b2258d31", 949 "0bdc9d2d256b3ee9daae347be6f4dc835a467ffe", 950 "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc", 951 "5d0689ef49d2fae572b881b123a85ffa21595f36", 952 "f71c27109c692c1b56bbdceb5b9d2865b3708dbc", 953 "b0e20b6e3116640286ed3a87a5713079b21f5189", 954 "9b752e45573d4b39f4dbd3323cab82bf63326bfb", 955 "5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32" 956 }; 957 958 const char *SKEIN256_TestOutput[MDTESTCOUNT] = { 959 "c8877087da56e072870daa843f176e9453115929094c3a40c463a196c29bf7ba", 960 "7fba44ff1a31d71a0c1f82e6e82fb5e9ac6c92a39c9185b9951fed82d82fe635", 961 "258bdec343b9fde1639221a5ae0144a96e552e5288753c5fec76c05fc2fc1870", 962 "4d2ce0062b5eb3a4db95bc1117dd8aa014f6cd50fdc8e64f31f7d41f9231e488", 963 "46d8440685461b00e3ddb891b2ecc6855287d2bd8834a95fb1c1708b00ea5e82", 964 "7c5eb606389556b33d34eb2536459528dc0af97adbcd0ce273aeb650f598d4b2", 965 "4def7a7e5464a140ae9c3a80279fbebce4bd00f9faad819ab7e001512f67a10d", 966 "d9c017dbe355f318d036469eb9b5fbe129fc2b5786a9dc6746a516eab6fe0126" 967 }; 968 969 const char *SKEIN512_TestOutput[MDTESTCOUNT] = { 970 "bc5b4c50925519c290cc634277ae3d6257212395cba733bbad37a4af0fa06af41fca7903d06564fea7a2d3730dbdb80c1f85562dfcc070334ea4d1d9e72cba7a", 971 "b1cd8d33f61b3737adfd59bb13ad82f4a9548e92f22956a8976cca3fdb7fee4fe91698146c4197cec85d38b83c5d93bdba92c01fd9a53870d0c7f967bc62bdce", 972 "8f5dd9ec798152668e35129496b029a960c9a9b88662f7f9482f110b31f9f93893ecfb25c009baad9e46737197d5630379816a886aa05526d3a70df272d96e75", 973 "15b73c158ffb875fed4d72801ded0794c720b121c0c78edf45f900937e6933d9e21a3a984206933d504b5dbb2368000411477ee1b204c986068df77886542fcc", 974 "23793ad900ef12f9165c8080da6fdfd2c8354a2929b8aadf83aa82a3c6470342f57cf8c035ec0d97429b626c4d94f28632c8f5134fd367dca5cf293d2ec13f8c", 975 "0c6bed927e022f5ddcf81877d42e5f75798a9f8fd3ede3d83baac0a2f364b082e036c11af35fe478745459dd8f5c0b73efe3c56ba5bb2009208d5a29cc6e469c", 976 "2ca9fcffb3456f297d1b5f407014ecb856f0baac8eb540f534b1f187196f21e88f31103128c2f03fcc9857d7a58eb66f9525e2302d88833ee069295537a434ce", 977 "1131f2aaa0e97126c9314f9f968cc827259bbfabced2943bb8c9274448998fb3b78738b4580dd500c76105fd3c03e465e1414f2c29664286b1f79d3e51128125" 978 }; 979 980 const char *SKEIN1024_TestOutput[MDTESTCOUNT] = { 981 "0fff9563bb3279289227ac77d319b6fff8d7e9f09da1247b72a0a265cd6d2a62645ad547ed8193db48cff847c06494a03f55666d3b47eb4c20456c9373c86297d630d5578ebd34cb40991578f9f52b18003efa35d3da6553ff35db91b81ab890bec1b189b7f52cb2a783ebb7d823d725b0b4a71f6824e88f68f982eefc6d19c6", 982 "6ab4c4ba9814a3d976ec8bffa7fcc638ceba0544a97b3c98411323ffd2dc936315d13dc93c13c4e88cda6f5bac6f2558b2d8694d3b6143e40d644ae43ca940685cb37f809d3d0550c56cba8036dee729a4f8fb960732e59e64d57f7f7710f8670963cdcdc95b41daab4855fcf8b6762a64b173ee61343a2c7689af1d293eba97", 983 "35a599a0f91abcdb4cb73c19b8cb8d947742d82c309137a7caed29e8e0a2ca7a9ff9a90c34c1908cc7e7fd99bb15032fb86e76df21b72628399b5f7c3cc209d7bb31c99cd4e19465622a049afbb87c03b5ce3888d17e6e667279ec0aa9b3e2712624c01b5f5bbe1a564220bdcf6990af0c2539019f313fdd7406cca3892a1f1f", 984 "ea891f5268acd0fac97467fc1aa89d1ce8681a9992a42540e53babee861483110c2d16f49e73bac27653ff173003e40cfb08516cd34262e6af95a5d8645c9c1abb3e813604d508b8511b30f9a5c1b352aa0791c7d2f27b2706dccea54bc7de6555b5202351751c3299f97c09cf89c40f67187e2521c0fad82b30edbb224f0458", 985 "f23d95c2a25fbcd0e797cd058fec39d3c52d2b5afd7a9af1df934e63257d1d3dcf3246e7329c0f1104c1e51e3d22e300507b0c3b9f985bb1f645ef49835080536becf83788e17fed09c9982ba65c3cb7ffe6a5f745b911c506962adf226e435c42f6f6bc08d288f9c810e807e3216ef444f3db22744441deefa4900982a1371f", 986 "cf3889e8a8d11bfd3938055d7d061437962bc5eac8ae83b1b71c94be201b8cf657fdbfc38674997a008c0c903f56a23feb3ae30e012377f1cfa080a9ca7fe8b96138662653fb3335c7d06595bf8baf65e215307532094cfdfa056bd8052ab792a3944a2adaa47b30335b8badb8fe9eb94fe329cdca04e58bbc530f0af709f469", 987 "cf21a613620e6c119eca31fdfaad449a8e02f95ca256c21d2a105f8e4157048f9fe1e897893ea18b64e0e37cb07d5ac947f27ba544caf7cbc1ad094e675aed77a366270f7eb7f46543bccfa61c526fd628408058ed00ed566ac35a9761d002e629c4fb0d430b2f4ad016fcc49c44d2981c4002da0eecc42144160e2eaea4855a", 988 "e6799b78db54085a2be7ff4c8007f147fa88d326abab30be0560b953396d8802feee9a15419b48a467574e9283be15685ca8a079ee52b27166b64dd70b124b1d4e4f6aca37224c3f2685e67e67baef9f94b905698adc794a09672aba977a61b20966912acdb08c21a2c37001785355dc884751a21f848ab36e590331ff938138" 989 }; 990 991 static void 992 MDTestSuite(const Algorithm_t *alg) 993 { 994 int i; 995 char buffer[HEX_DIGEST_LENGTH]; 996 997 printf("%s test suite:\n", alg->name); 998 for (i = 0; i < MDTESTCOUNT; i++) { 999 (*alg->Data)(MDTestInput[i], strlen(MDTestInput[i]), buffer); 1000 printf("%s (\"%s\") = %s", alg->name, MDTestInput[i], buffer); 1001 if (strcmp(buffer, (*alg->TestOutput)[i]) == 0) { 1002 printf(" - verified correct\n"); 1003 } else { 1004 printf(" - INCORRECT RESULT!\n"); 1005 failed = true; 1006 } 1007 } 1008 } 1009 1010 static void 1011 usage(const Algorithm_t *alg) 1012 { 1013 1014 switch (mode) { 1015 case mode_gnu: 1016 fprintf(stderr, "usage: %ssum [-bctwz] [files ...]\n", alg->progname); 1017 break; 1018 case mode_perl: 1019 fprintf(stderr, "usage: shasum [-0bchqstUvw] [-a alg] [files ...]\n"); 1020 break; 1021 default: 1022 fprintf(stderr, "usage: %s [-pqrtx] [-c string] [-s string] [files ...]\n", 1023 alg->progname); 1024 } 1025 exit(1); 1026 } 1027 1028 static void 1029 version(void) 1030 { 1031 if (mode == mode_gnu) 1032 printf("%s (FreeBSD) ", progname); 1033 printf("%d.%d\n", 1034 __FreeBSD_version / 100000, 1035 (__FreeBSD_version / 1000) % 100); 1036 exit(0); 1037 } 1038