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