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/param.h> 21 #include <sys/resource.h> 22 #include <sys/stat.h> 23 #include <sys/time.h> 24 25 #include <err.h> 26 #include <errno.h> 27 #include <fcntl.h> 28 #include <getopt.h> 29 #include <md5.h> 30 #include <osreldate.h> 31 #include <ripemd.h> 32 #include <sha.h> 33 #include <sha224.h> 34 #include <sha256.h> 35 #include <sha384.h> 36 #include <sha512.h> 37 #include <sha512t.h> 38 #include <skein.h> 39 #include <stdbool.h> 40 #include <stdio.h> 41 #include <stdlib.h> 42 #include <string.h> 43 #include <time.h> 44 #include <unistd.h> 45 46 #ifdef HAVE_CAPSICUM 47 #include <sys/capsicum.h> 48 #include <capsicum_helpers.h> 49 #include <libcasper.h> 50 #include <casper/cap_fileargs.h> 51 #endif 52 53 /* 54 * Length of test block, number of test blocks. 55 */ 56 #define TEST_BLOCK_LEN 10000 57 #define TEST_BLOCK_COUNT 100000 58 #define MDTESTCOUNT 8 59 60 static char *progname; 61 62 static bool cflag; 63 static bool pflag; 64 static bool qflag; 65 static bool sflag; 66 static bool wflag; 67 static bool strict; 68 static bool skip; 69 static bool ignoreMissing; 70 static char* checkAgainst; 71 static int checksFailed; 72 static bool failed; 73 static int endl = '\n'; 74 75 typedef void (DIGEST_Init)(void *); 76 typedef void (DIGEST_Update)(void *, const unsigned char *, size_t); 77 typedef char *(DIGEST_End)(void *, char *); 78 79 extern const char *MD5TestOutput[MDTESTCOUNT]; 80 extern const char *SHA1_TestOutput[MDTESTCOUNT]; 81 extern const char *SHA224_TestOutput[MDTESTCOUNT]; 82 extern const char *SHA256_TestOutput[MDTESTCOUNT]; 83 extern const char *SHA384_TestOutput[MDTESTCOUNT]; 84 extern const char *SHA512_TestOutput[MDTESTCOUNT]; 85 extern const char *SHA512t224_TestOutput[MDTESTCOUNT]; 86 extern const char *SHA512t256_TestOutput[MDTESTCOUNT]; 87 extern const char *RIPEMD160_TestOutput[MDTESTCOUNT]; 88 extern const char *SKEIN256_TestOutput[MDTESTCOUNT]; 89 extern const char *SKEIN512_TestOutput[MDTESTCOUNT]; 90 extern const char *SKEIN1024_TestOutput[MDTESTCOUNT]; 91 92 typedef struct Algorithm_t { 93 const char *progname; 94 const char *perlname; 95 const char *name; 96 const char *(*TestOutput)[MDTESTCOUNT]; 97 DIGEST_Init *Init; 98 DIGEST_Update *Update; 99 DIGEST_End *End; 100 char *(*Data)(const void *, unsigned int, char *); 101 } Algorithm_t; 102 103 static void MD5_Update(MD5_CTX *, const unsigned char *, size_t); 104 static char *MDInput(const Algorithm_t *, FILE *, char *, bool); 105 static void MDOutput(const Algorithm_t *, char *, const char *); 106 static void MDTimeTrial(const Algorithm_t *); 107 static void MDTestSuite(const Algorithm_t *); 108 static void usage(const Algorithm_t *); 109 static void version(void); 110 111 typedef union { 112 MD5_CTX md5; 113 SHA1_CTX sha1; 114 SHA224_CTX sha224; 115 SHA256_CTX sha256; 116 SHA384_CTX sha384; 117 SHA512_CTX sha512; 118 RIPEMD160_CTX ripemd160; 119 SKEIN256_CTX skein256; 120 SKEIN512_CTX skein512; 121 SKEIN1024_CTX skein1024; 122 } DIGEST_CTX; 123 124 /* max(MD5_DIGEST_LENGTH, SHA_DIGEST_LENGTH, 125 SHA256_DIGEST_LENGTH, SHA512_DIGEST_LENGTH, 126 RIPEMD160_DIGEST_LENGTH, SKEIN1024_DIGEST_LENGTH)*2+1 */ 127 #define HEX_DIGEST_LENGTH 257 128 129 /* algorithm function table */ 130 131 static const struct Algorithm_t Algorithm[] = { 132 { "md5", NULL, "MD5", 133 &MD5TestOutput, (DIGEST_Init*)&MD5Init, 134 (DIGEST_Update*)&MD5_Update, (DIGEST_End*)&MD5End, 135 &MD5Data }, 136 { "sha1", "1", "SHA1", 137 &SHA1_TestOutput, (DIGEST_Init*)&SHA1_Init, 138 (DIGEST_Update*)&SHA1_Update, (DIGEST_End*)&SHA1_End, 139 &SHA1_Data }, 140 { "sha224", "224", "SHA224", 141 &SHA224_TestOutput, (DIGEST_Init*)&SHA224_Init, 142 (DIGEST_Update*)&SHA224_Update, (DIGEST_End*)&SHA224_End, 143 &SHA224_Data }, 144 { "sha256", "256", "SHA256", 145 &SHA256_TestOutput, (DIGEST_Init*)&SHA256_Init, 146 (DIGEST_Update*)&SHA256_Update, (DIGEST_End*)&SHA256_End, 147 &SHA256_Data }, 148 { "sha384", "384", "SHA384", 149 &SHA384_TestOutput, (DIGEST_Init*)&SHA384_Init, 150 (DIGEST_Update*)&SHA384_Update, (DIGEST_End*)&SHA384_End, 151 &SHA384_Data }, 152 { "sha512", "512", "SHA512", 153 &SHA512_TestOutput, (DIGEST_Init*)&SHA512_Init, 154 (DIGEST_Update*)&SHA512_Update, (DIGEST_End*)&SHA512_End, 155 &SHA512_Data }, 156 { "sha512t224", "512224", "SHA512t224", 157 &SHA512t224_TestOutput, (DIGEST_Init*)&SHA512_224_Init, 158 (DIGEST_Update*)&SHA512_224_Update, (DIGEST_End*)&SHA512_224_End, 159 &SHA512_224_Data }, 160 { "sha512t256", "512256", "SHA512t256", 161 &SHA512t256_TestOutput, (DIGEST_Init*)&SHA512_256_Init, 162 (DIGEST_Update*)&SHA512_256_Update, (DIGEST_End*)&SHA512_256_End, 163 &SHA512_256_Data }, 164 { "rmd160", NULL, "RMD160", 165 &RIPEMD160_TestOutput, 166 (DIGEST_Init*)&RIPEMD160_Init, (DIGEST_Update*)&RIPEMD160_Update, 167 (DIGEST_End*)&RIPEMD160_End, &RIPEMD160_Data }, 168 { "skein256", NULL, "Skein256", 169 &SKEIN256_TestOutput, 170 (DIGEST_Init*)&SKEIN256_Init, (DIGEST_Update*)&SKEIN256_Update, 171 (DIGEST_End*)&SKEIN256_End, &SKEIN256_Data }, 172 { "skein512", NULL, "Skein512", 173 &SKEIN512_TestOutput, 174 (DIGEST_Init*)&SKEIN512_Init, (DIGEST_Update*)&SKEIN512_Update, 175 (DIGEST_End*)&SKEIN512_End, &SKEIN512_Data }, 176 { "skein1024", NULL, "Skein1024", 177 &SKEIN1024_TestOutput, 178 (DIGEST_Init*)&SKEIN1024_Init, (DIGEST_Update*)&SKEIN1024_Update, 179 (DIGEST_End*)&SKEIN1024_End, &SKEIN1024_Data }, 180 { } 181 }; 182 183 static int digest = -1; 184 static unsigned int malformed; 185 186 static enum mode { 187 mode_bsd, 188 mode_gnu, 189 mode_perl, 190 } mode = mode_bsd; 191 192 static enum input_mode { 193 input_binary = '*', 194 input_text = ' ', 195 input_universal = 'U', 196 input_bits = '^', 197 } input_mode = input_binary; 198 199 static enum output_mode { 200 output_bare, 201 output_tagged, 202 output_reverse, 203 output_gnu, 204 } output_mode = output_tagged; 205 206 enum optval { 207 opt_end = -1, 208 /* ensure we don't collide with shortopts */ 209 opt_dummy = CHAR_MAX, 210 /* BSD options */ 211 opt_check, 212 opt_passthrough, 213 opt_quiet, 214 opt_reverse, 215 opt_string, 216 opt_time_trial, 217 opt_self_test, 218 /* GNU options */ 219 opt_binary, 220 opt_help, 221 opt_ignore_missing, 222 opt_status, 223 opt_strict, 224 opt_tag, 225 opt_text, 226 opt_warn, 227 opt_version, 228 opt_zero, 229 /* Perl options */ 230 opt_algorithm, 231 opt_bits, 232 opt_universal, 233 }; 234 235 static const struct option bsd_longopts[] = { 236 { "check", required_argument, 0, opt_check }, 237 { "passthrough", no_argument, 0, opt_passthrough }, 238 { "quiet", no_argument, 0, opt_quiet }, 239 { "reverse", no_argument, 0, opt_reverse }, 240 { "string", required_argument, 0, opt_string }, 241 { "time-trial", no_argument, 0, opt_time_trial }, 242 { "self-test", no_argument, 0, opt_self_test }, 243 { } 244 }; 245 static const char *bsd_shortopts = "bc:pqrs:tx"; 246 247 static const struct option gnu_longopts[] = { 248 { "binary", no_argument, 0, opt_binary }, 249 { "check", no_argument, 0, opt_check }, 250 { "help", no_argument, 0, opt_help }, 251 { "ignore-missing", no_argument, 0, opt_ignore_missing }, 252 { "quiet", no_argument, 0, opt_quiet }, 253 { "status", no_argument, 0, opt_status }, 254 { "strict", no_argument, 0, opt_strict }, 255 { "tag", no_argument, 0, opt_tag }, 256 { "text", no_argument, 0, opt_text }, 257 { "version", no_argument, 0, opt_version }, 258 { "warn", no_argument, 0, opt_warn }, 259 { "zero", no_argument, 0, opt_zero }, 260 { } 261 }; 262 static const char *gnu_shortopts = "bctwz"; 263 264 static const struct option perl_longopts[] = { 265 { "algorithm", required_argument, 0, opt_algorithm }, 266 { "binary", no_argument, 0, opt_binary }, 267 { "check", no_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 enum input_mode input_mode; 292 char *chksum; 293 struct chksumrec *next; 294 }; 295 296 static struct chksumrec *head = NULL; 297 static struct chksumrec **next = &head; 298 static unsigned int numrecs; 299 300 #define PADDING 7 /* extra padding for "SHA512t256 (...) = ...\n" style */ 301 #define CHKFILELINELEN (HEX_DIGEST_LENGTH + MAXPATHLEN + PADDING) 302 303 static void 304 gnu_check(const char *checksumsfile) 305 { 306 FILE *inp; 307 char *linebuf = NULL; 308 size_t linecap; 309 ssize_t linelen; 310 int lineno; 311 char *filename; 312 char *hashstr; 313 struct chksumrec *rec; 314 const char *digestname; 315 size_t digestnamelen; 316 size_t hashstrlen; 317 struct stat st; 318 319 if (strcmp(checksumsfile, "-") == 0) 320 inp = stdin; 321 else if ((inp = fopen(checksumsfile, "r")) == NULL) 322 err(1, "%s", checksumsfile); 323 digestname = Algorithm[digest].name; 324 digestnamelen = strlen(digestname); 325 hashstrlen = strlen(*(Algorithm[digest].TestOutput[0])); 326 lineno = 0; 327 linecap = CHKFILELINELEN; 328 while ((linelen = getline(&linebuf, &linecap, inp)) > 0) { 329 lineno++; 330 while (linelen > 0 && linebuf[linelen - 1] == '\n') 331 linelen--; 332 linebuf[linelen] = '\0'; 333 filename = linebuf + digestnamelen + 2; 334 hashstr = linebuf + linelen - hashstrlen; 335 /* 336 * supported formats: 337 * BSD: <DigestName> (<Filename>): <Digest> 338 * GNU: <Digest> [ *U^]<Filename> 339 */ 340 if ((size_t)linelen >= digestnamelen + hashstrlen + 6 && 341 strncmp(linebuf, digestname, digestnamelen) == 0 && 342 strncmp(filename - 2, " (", 2) == 0 && 343 strncmp(hashstr - 4, ") = ", 4) == 0 && 344 strspn(hashstr, "0123456789ABCDEFabcdef") == hashstrlen) { 345 *(hashstr - 4) = '\0'; 346 } else if ((size_t)linelen >= hashstrlen + 3 && 347 strspn(linebuf, "0123456789ABCDEFabcdef") == hashstrlen && 348 linebuf[hashstrlen] == ' ') { 349 linebuf[hashstrlen] = '\0'; 350 hashstr = linebuf; 351 filename = linebuf + hashstrlen + 1; 352 } else { 353 if (wflag) { 354 warnx("%s: %d: improperly formatted " 355 "%s checksum line", 356 checksumsfile, lineno, 357 mode == mode_perl ? "SHA" : digestname); 358 } 359 malformed++; 360 continue; 361 } 362 rec = malloc(sizeof(*rec)); 363 if (rec == NULL) 364 errx(1, "malloc failed"); 365 366 if ((*filename == '*' || *filename == ' ' || 367 *filename == 'U' || *filename == '^') && 368 lstat(filename, &st) != 0 && 369 lstat(filename + 1, &st) == 0) { 370 rec->filename = strdup(filename + 1); 371 rec->input_mode = (enum input_mode)*filename; 372 } else { 373 rec->filename = strdup(filename); 374 rec->input_mode = input_mode; 375 } 376 377 rec->chksum = strdup(hashstr); 378 if (rec->chksum == NULL || rec->filename == NULL) 379 errx(1, "malloc failed"); 380 rec->next = NULL; 381 *next = rec; 382 next = &rec->next; 383 numrecs++; 384 } 385 if (inp != stdin) 386 fclose(inp); 387 } 388 389 /* Main driver. 390 391 Arguments (may be any combination): 392 -sstring - digests string 393 -t - runs time trial 394 -x - runs test script 395 filename - digests file 396 (none) - digests standard input 397 */ 398 int 399 main(int argc, char *argv[]) 400 { 401 #ifdef HAVE_CAPSICUM 402 cap_rights_t rights; 403 fileargs_t *fa = NULL; 404 #endif 405 const struct option *longopts; 406 const char *shortopts; 407 FILE *f; 408 int i, opt; 409 char *p, *string = NULL; 410 char buf[HEX_DIGEST_LENGTH]; 411 size_t len; 412 struct chksumrec *rec; 413 414 if ((progname = strrchr(argv[0], '/')) == NULL) 415 progname = argv[0]; 416 else 417 progname++; 418 419 /* 420 * GNU coreutils has a number of programs named *sum. These produce 421 * similar results to the BSD version, but in a different format, 422 * similar to BSD's -r flag. We install links to this program with 423 * ending 'sum' to provide this compatibility. Check here to see if the 424 * name of the program ends in 'sum', set the flag and drop the 'sum' so 425 * the digest lookup works. Also, make -t a nop when running in this mode 426 * since that means 'text file' there (though it's a nop in coreutils 427 * on unix-like systems). The -c flag conflicts, so it's just disabled 428 * in this mode (though in the future it might be implemented). 429 * 430 * We also strive to be compatible with the shasum script which is 431 * included in Perl. It is roughly equivalent to the GNU offering 432 * but uses a command-line argument to select the algorithm, and 433 * supports only SHA-1 and SHA-2. 434 */ 435 len = strlen(progname); 436 if (strcmp(progname, "shasum") == 0) { 437 mode = mode_perl; 438 input_mode = input_text; 439 output_mode = output_gnu; 440 digest = 1; 441 longopts = perl_longopts; 442 shortopts = perl_shortopts; 443 } else if (len > 3 && strcmp(progname + len - 3, "sum") == 0) { 444 len -= 3; 445 mode = mode_gnu; 446 input_mode = input_text; 447 /* 448 * The historical behavior in GNU emulation mode is 449 * output_reverse, however this not true to the original 450 * and the flag that was used to force the correct output 451 * was -b, which means something else (input_binary) in 452 * GNU land. Switch to the correct behavior. 453 */ 454 output_mode = output_gnu; 455 longopts = gnu_longopts; 456 shortopts = gnu_shortopts; 457 } else { 458 mode = mode_bsd; 459 input_mode = input_binary; 460 output_mode = output_tagged; 461 longopts = bsd_longopts; 462 shortopts = bsd_shortopts; 463 } 464 465 if (digest < 0) { 466 for (digest = 0; Algorithm[digest].progname != NULL; digest++) 467 if (strncasecmp(Algorithm[digest].progname, progname, len) == 0) 468 break; 469 470 if (Algorithm[digest].progname == NULL) 471 digest = 0; 472 } 473 474 failed = false; 475 checkAgainst = NULL; 476 checksFailed = 0; 477 skip = false; 478 while ((opt = getopt_long(argc, argv, shortopts, longopts, NULL)) != opt_end) 479 switch (opt) { 480 case opt_bits: 481 case '0': 482 input_mode = input_bits; 483 break; 484 case opt_algorithm: 485 case 'a': 486 for (i = 0; Algorithm[i].progname != NULL; i++) { 487 if (Algorithm[i].perlname != NULL && 488 strcasecmp(Algorithm[i].perlname, optarg) == 0) { 489 digest = i; 490 break; 491 } 492 } 493 if (Algorithm[i].progname == NULL) 494 usage(&Algorithm[digest]); 495 break; 496 case opt_binary: 497 case 'b': 498 /* in BSD mode, -b is now a no-op */ 499 if (mode != mode_bsd) 500 input_mode = input_binary; 501 break; 502 case opt_check: 503 case 'c': 504 cflag = true; 505 if (mode == mode_bsd) 506 checkAgainst = optarg; 507 break; 508 case opt_passthrough: 509 case 'p': 510 pflag = true; 511 break; 512 case opt_quiet: 513 case 'q': 514 output_mode = output_bare; 515 qflag = true; 516 break; 517 case opt_reverse: 518 case 'r': 519 if (!qflag) 520 output_mode = output_reverse; 521 break; 522 case opt_status: 523 sflag = true; 524 break; 525 case opt_strict: 526 strict = 1; 527 break; 528 case 's': 529 if (mode == mode_perl) { 530 sflag = true; 531 break; 532 } 533 /* fall through */ 534 case opt_string: 535 output_mode = output_bare; 536 string = optarg; 537 break; 538 case opt_tag: 539 output_mode = output_tagged; 540 break; 541 case opt_time_trial: 542 case opt_text: 543 case 't': 544 if (mode == mode_bsd) { 545 MDTimeTrial(&Algorithm[digest]); 546 skip = true; 547 } else { 548 input_mode = input_text; 549 } 550 break; 551 case opt_universal: 552 case 'U': 553 input_mode = input_universal; 554 break; 555 case opt_version: 556 version(); 557 break; 558 case opt_warn: 559 case 'w': 560 wflag = true; 561 break; 562 case opt_self_test: 563 case 'x': 564 MDTestSuite(&Algorithm[digest]); 565 skip = true; 566 break; 567 case opt_zero: 568 case 'z': 569 endl = '\0'; 570 break; 571 case opt_ignore_missing: 572 ignoreMissing = true; 573 break; 574 default: 575 usage(&Algorithm[digest]); 576 } 577 argc -= optind; 578 argv += optind; 579 580 #ifdef HAVE_CAPSICUM 581 if (caph_limit_stdio() < 0) 582 err(1, "unable to limit rights for stdio"); 583 #endif 584 585 if (cflag && mode != mode_bsd) { 586 /* 587 * Read digest files into a linked list, then replace argv 588 * with an array of the filenames from that list. 589 */ 590 if (argc < 1) 591 usage(&Algorithm[digest]); 592 while (argc--) 593 gnu_check(*argv++); 594 argc = 0; 595 argv = calloc(sizeof(char *), numrecs + 1); 596 for (rec = head; rec != NULL; rec = rec->next) { 597 argv[argc] = rec->filename; 598 argc++; 599 } 600 argv[argc] = NULL; 601 rec = head; 602 } 603 604 #ifdef HAVE_CAPSICUM 605 fa = fileargs_init(argc, argv, O_RDONLY, 0, 606 cap_rights_init(&rights, CAP_READ, CAP_FSTAT, CAP_FCNTL), FA_OPEN | FA_LSTAT); 607 if (fa == NULL) 608 err(1, "Unable to initialize casper"); 609 if (caph_enter_casper() < 0) 610 err(1, "Unable to enter capability mode"); 611 #endif 612 613 if (*argv && !pflag && string == NULL) { 614 do { 615 const char *filename = *argv; 616 const char *filemode = "rb"; 617 618 if (cflag && mode != mode_bsd) { 619 input_mode = rec->input_mode; 620 checkAgainst = rec->chksum; 621 rec = rec->next; 622 } 623 if (input_mode == input_text) 624 filemode = "r"; 625 if (strcmp(filename, "-") == 0) { 626 f = stdin; 627 } else { 628 #ifdef HAVE_CAPSICUM 629 f = fileargs_fopen(fa, filename, filemode); 630 #else 631 f = fopen(filename, filemode); 632 #endif 633 } 634 if (f == NULL) { 635 if (errno != ENOENT || !(cflag && ignoreMissing)) { 636 warn("%s", filename); 637 failed = true; 638 } 639 continue; 640 } 641 p = MDInput(&Algorithm[digest], f, buf, false); 642 if (f != stdin) 643 (void)fclose(f); 644 MDOutput(&Algorithm[digest], p, filename); 645 } while (*++argv); 646 } else if (!cflag && string == NULL && !skip) { 647 if (mode == mode_bsd) 648 output_mode = output_bare; 649 p = MDInput(&Algorithm[digest], stdin, buf, pflag); 650 MDOutput(&Algorithm[digest], p, "-"); 651 } else if (string != NULL) { 652 len = strlen(string); 653 p = Algorithm[digest].Data(string, len, buf); 654 MDOutput(&Algorithm[digest], p, string); 655 } 656 if (cflag && mode != mode_bsd) { 657 if (!sflag && malformed > 1) 658 warnx("WARNING: %d lines are improperly formatted", malformed); 659 else if (!sflag && malformed > 0) 660 warnx("WARNING: %d line is improperly formatted", malformed); 661 if (!sflag && checksFailed > 1) 662 warnx("WARNING: %d computed checksums did NOT match", checksFailed); 663 else if (!sflag && checksFailed > 0) 664 warnx("WARNING: %d computed checksum did NOT match", checksFailed); 665 if (checksFailed != 0 || (strict && malformed > 0)) 666 return (1); 667 } 668 #ifdef HAVE_CAPSICUM 669 fileargs_free(fa); 670 #endif 671 if (failed) 672 return (1); 673 if (checksFailed > 0) 674 return (2); 675 676 return (0); 677 } 678 679 /* 680 * Common input handling 681 */ 682 static char * 683 MDInput(const Algorithm_t *alg, FILE *f, char *buf, bool tee) 684 { 685 char block[4096]; 686 DIGEST_CTX context; 687 char *end, *p, *q; 688 size_t len; 689 int bits; 690 uint8_t byte; 691 bool cr = false; 692 693 alg->Init(&context); 694 while ((len = fread(block, 1, sizeof(block), f)) > 0) { 695 switch (input_mode) { 696 case input_binary: 697 case input_text: 698 if (tee && fwrite(block, 1, len, stdout) != len) 699 err(1, "stdout"); 700 alg->Update(&context, block, len); 701 break; 702 case input_universal: 703 end = block + len; 704 for (p = q = block; p < end; p = q) { 705 if (cr) { 706 if (*p == '\n') 707 p++; 708 if (tee && putchar('\n') == EOF) 709 err(1, "stdout"); 710 alg->Update(&context, "\n", 1); 711 cr = false; 712 } 713 for (q = p; q < end && *q != '\r'; q++) 714 /* nothing */; 715 if (q > p) { 716 if (tee && 717 fwrite(p, 1, q - p, stdout) != 718 (size_t)(q - p)) 719 err(1, "stdout"); 720 alg->Update(&context, p, q - p); 721 } 722 if (q < end && *q == '\r') { 723 cr = true; 724 q++; 725 } 726 } 727 break; 728 case input_bits: 729 end = block + len; 730 bits = byte = 0; 731 for (p = block; p < end; p++) { 732 if (*p == '0' || *p == '1') { 733 byte <<= 1; 734 byte |= *p - '0'; 735 if (++bits == 8) { 736 if (tee && putchar(byte) == EOF) 737 err(1, "stdout"); 738 alg->Update(&context, &byte, 1); 739 bits = byte = 0; 740 } 741 } 742 } 743 break; 744 } 745 } 746 if (ferror(f)) { 747 alg->End(&context, buf); 748 return (NULL); 749 } 750 if (cr) { 751 if (tee && putchar('\n') == EOF) 752 err(1, "stdout"); 753 alg->Update(&context, "\n", 1); 754 } 755 if (input_mode == input_bits && bits != 0) 756 errx(1, "input length was not a multiple of 8"); 757 return (alg->End(&context, buf)); 758 } 759 760 /* 761 * Common output handling 762 */ 763 static void 764 MDOutput(const Algorithm_t *alg, char *p, const char *name) 765 { 766 bool checkfailed = false; 767 768 if (p == NULL) { 769 warn("%s", name); 770 failed = true; 771 } else if (cflag && mode != mode_bsd) { 772 checkfailed = strcasecmp(checkAgainst, p) != 0; 773 if (!sflag && (!qflag || checkfailed)) 774 printf("%s: %s%c", name, checkfailed ? "FAILED" : "OK", 775 endl); 776 } else { 777 switch (output_mode) { 778 case output_bare: 779 printf("%s", p); 780 break; 781 case output_gnu: 782 printf("%s %c%s", p, input_mode, name); 783 break; 784 case output_reverse: 785 printf("%s %s", p, name); 786 break; 787 case output_tagged: 788 if (mode == mode_perl && 789 strncmp(alg->name, "SHA512t", 7) == 0) { 790 printf("%.6s/%s", alg->name, alg->name + 7); 791 } else { 792 printf("%s", alg->name); 793 } 794 printf(" (%s) = %s", name, p); 795 break; 796 } 797 if (checkAgainst) { 798 checkfailed = strcasecmp(checkAgainst, p) != 0; 799 if (!qflag && checkfailed) 800 printf(" [ Failed ]"); 801 } 802 printf("%c", endl); 803 } 804 if (checkfailed) 805 checksFailed++; 806 } 807 808 /* 809 * Measures the time to digest TEST_BLOCK_COUNT TEST_BLOCK_LEN-byte blocks. 810 */ 811 static void 812 MDTimeTrial(const Algorithm_t *alg) 813 { 814 DIGEST_CTX context; 815 struct rusage before, after; 816 struct timeval total; 817 float seconds; 818 unsigned char block[TEST_BLOCK_LEN]; 819 unsigned int i; 820 char *p, buf[HEX_DIGEST_LENGTH]; 821 822 printf("%s time trial. Digesting %d %d-byte blocks ...", 823 alg->name, TEST_BLOCK_COUNT, TEST_BLOCK_LEN); 824 fflush(stdout); 825 826 /* Initialize block */ 827 for (i = 0; i < TEST_BLOCK_LEN; i++) 828 block[i] = (unsigned char) (i & 0xff); 829 830 /* Start timer */ 831 getrusage(RUSAGE_SELF, &before); 832 833 /* Digest blocks */ 834 alg->Init(&context); 835 for (i = 0; i < TEST_BLOCK_COUNT; i++) 836 alg->Update(&context, block, TEST_BLOCK_LEN); 837 p = alg->End(&context, buf); 838 839 /* Stop timer */ 840 getrusage(RUSAGE_SELF, &after); 841 timersub(&after.ru_utime, &before.ru_utime, &total); 842 seconds = total.tv_sec + (float) total.tv_usec / 1000000; 843 844 printf(" done\n"); 845 printf("Digest = %s", p); 846 printf("\nTime = %f seconds\n", seconds); 847 printf("Speed = %f MiB/second\n", (float) TEST_BLOCK_LEN * 848 (float) TEST_BLOCK_COUNT / seconds / (1 << 20)); 849 } 850 /* 851 * Digests a reference suite of strings and prints the results. 852 */ 853 854 static const char *MDTestInput[MDTESTCOUNT] = { 855 "", 856 "a", 857 "abc", 858 "message digest", 859 "abcdefghijklmnopqrstuvwxyz", 860 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789", 861 "12345678901234567890123456789012345678901234567890123456789012345678901234567890", 862 "MD5 has not yet (2001-09-03) been broken, but sufficient attacks have been made \ 863 that its security is in some doubt" 864 }; 865 866 const char *MD5TestOutput[MDTESTCOUNT] = { 867 "d41d8cd98f00b204e9800998ecf8427e", 868 "0cc175b9c0f1b6a831c399e269772661", 869 "900150983cd24fb0d6963f7d28e17f72", 870 "f96b697d7cb7938d525a2f31aaf161d0", 871 "c3fcd3d76192e4007dfb496cca67e13b", 872 "d174ab98d277d9f5a5611c2c9f419d9f", 873 "57edf4a22be3c955ac49da2e2107b67a", 874 "b50663f41d44d92171cb9976bc118538" 875 }; 876 877 const char *SHA1_TestOutput[MDTESTCOUNT] = { 878 "da39a3ee5e6b4b0d3255bfef95601890afd80709", 879 "86f7e437faa5a7fce15d1ddcb9eaeaea377667b8", 880 "a9993e364706816aba3e25717850c26c9cd0d89d", 881 "c12252ceda8be8994d5fa0290a47231c1d16aae3", 882 "32d10c7b8cf96570ca04ce37f2a19d84240d3a89", 883 "761c457bf73b14d27e9e9265c46f4b4dda11f940", 884 "50abf5706a150990a08b2c5ea40fa0e585554732", 885 "18eca4333979c4181199b7b4fab8786d16cf2846" 886 }; 887 888 const char *SHA224_TestOutput[MDTESTCOUNT] = { 889 "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f", 890 "abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5", 891 "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", 892 "2cb21c83ae2f004de7e81c3c7019cbcb65b71ab656b22d6d0c39b8eb", 893 "45a5f72c39c5cff2522eb3429799e49e5f44b356ef926bcf390dccc2", 894 "bff72b4fcb7d75e5632900ac5f90d219e05e97a7bde72e740db393d9", 895 "b50aecbe4e9bb0b57bc5f3ae760a8e01db24f203fb3cdcd13148046e", 896 "5ae55f3779c8a1204210d7ed7689f661fbe140f96f272ab79e19d470" 897 }; 898 899 const char *SHA256_TestOutput[MDTESTCOUNT] = { 900 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", 901 "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb", 902 "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", 903 "f7846f55cf23e14eebeab5b4e1550cad5b509e3348fbc4efa3a1413d393cb650", 904 "71c480df93d6ae2f1efad1447c66c9525e316218cf51fc8d9ed832f2daf18b73", 905 "db4bfcbd4da0cd85a60c3c37d3fbd8805c77f15fc6b1fdfe614ee0a7c8fdb4c0", 906 "f371bc4a311f2b009eef952dd83ca80e2b60026c8e935592d0f9c308453c813e", 907 "e6eae09f10ad4122a0e2a4075761d185a272ebd9f5aa489e998ff2f09cbfdd9f" 908 }; 909 910 const char *SHA384_TestOutput[MDTESTCOUNT] = { 911 "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b", 912 "54a59b9f22b0b80880d8427e548b7c23abd873486e1f035dce9cd697e85175033caa88e6d57bc35efae0b5afd3145f31", 913 "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7", 914 "473ed35167ec1f5d8e550368a3db39be54639f828868e9454c239fc8b52e3c61dbd0d8b4de1390c256dcbb5d5fd99cd5", 915 "feb67349df3db6f5924815d6c3dc133f091809213731fe5c7b5f4999e463479ff2877f5f2936fa63bb43784b12f3ebb4", 916 "1761336e3f7cbfe51deb137f026f89e01a448e3b1fafa64039c1464ee8732f11a5341a6f41e0c202294736ed64db1a84", 917 "b12932b0627d1c060942f5447764155655bd4da0c9afa6dd9b9ef53129af1b8fb0195996d2de9ca0df9d821ffee67026", 918 "99428d401bf4abcd4ee0695248c9858b7503853acfae21a9cffa7855f46d1395ef38596fcd06d5a8c32d41a839cc5dfb" 919 }; 920 921 const char *SHA512_TestOutput[MDTESTCOUNT] = { 922 "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e", 923 "1f40fc92da241694750979ee6cf582f2d5d7d28e18335de05abc54d0560e0f5302860c652bf08d560252aa5e74210546f369fbbbce8c12cfc7957b2652fe9a75", 924 "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f", 925 "107dbf389d9e9f71a3a95f6c055b9251bc5268c2be16d6c13492ea45b0199f3309e16455ab1e96118e8a905d5597b72038ddb372a89826046de66687bb420e7c", 926 "4dbff86cc2ca1bae1e16468a05cb9881c97f1753bce3619034898faa1aabe429955a1bf8ec483d7421fe3c1646613a59ed5441fb0f321389f77f48a879c7b1f1", 927 "1e07be23c26a86ea37ea810c8ec7809352515a970e9253c26f536cfc7a9996c45c8370583e0a78fa4a90041d71a4ceab7423f19c71b9d5a3e01249f0bebd5894", 928 "72ec1ef1124a45b047e8b7c75a932195135bb61de24ec0d1914042246e0aec3a2354e093d76f3048b456764346900cb130d2a4fd5dd16abb5e30bcb850dee843", 929 "e8a835195e039708b13d9131e025f4441dbdc521ce625f245a436dcd762f54bf5cb298d96235e6c6a304e087ec8189b9512cbdf6427737ea82793460c367b9c3" 930 }; 931 932 const char *SHA512t224_TestOutput[MDTESTCOUNT] = { 933 "6ed0dd02806fa89e25de060c19d3ac86cabb87d6a0ddd05c333b84f4", 934 "d5cdb9ccc769a5121d4175f2bfdd13d6310e0d3d361ea75d82108327", 935 "4634270f707b6a54daae7530460842e20e37ed265ceee9a43e8924aa", 936 "ad1a4db188fe57064f4f24609d2a83cd0afb9b398eb2fcaeaae2c564", 937 "ff83148aa07ec30655c1b40aff86141c0215fe2a54f767d3f38743d8", 938 "a8b4b9174b99ffc67d6f49be9981587b96441051e16e6dd036b140d3", 939 "ae988faaa47e401a45f704d1272d99702458fea2ddc6582827556dd2", 940 "b3c3b945249b0c8c94aba76ea887bcaad5401665a1fbeb384af4d06b" 941 }; 942 943 const char *SHA512t256_TestOutput[MDTESTCOUNT] = { 944 "c672b8d1ef56ed28ab87c3622c5114069bdd3ad7b8f9737498d0c01ecef0967a", 945 "455e518824bc0601f9fb858ff5c37d417d67c2f8e0df2babe4808858aea830f8", 946 "53048e2681941ef99b2e29b76b4c7dabe4c2d0c634fc6d46e0e2f13107e7af23", 947 "0cf471fd17ed69d990daf3433c89b16d63dec1bb9cb42a6094604ee5d7b4e9fb", 948 "fc3189443f9c268f626aea08a756abe7b726b05f701cb08222312ccfd6710a26", 949 "cdf1cc0effe26ecc0c13758f7b4a48e000615df241284185c39eb05d355bb9c8", 950 "2c9fdbc0c90bdd87612ee8455474f9044850241dc105b1e8b94b8ddf5fac9148", 951 "dd095fc859b336c30a52548b3dc59fcc0d1be8616ebcf3368fad23107db2d736" 952 }; 953 954 const char *RIPEMD160_TestOutput[MDTESTCOUNT] = { 955 "9c1185a5c5e9fc54612808977ee8f548b2258d31", 956 "0bdc9d2d256b3ee9daae347be6f4dc835a467ffe", 957 "8eb208f7e05d987a9b044a8e98c6b087f15a0bfc", 958 "5d0689ef49d2fae572b881b123a85ffa21595f36", 959 "f71c27109c692c1b56bbdceb5b9d2865b3708dbc", 960 "b0e20b6e3116640286ed3a87a5713079b21f5189", 961 "9b752e45573d4b39f4dbd3323cab82bf63326bfb", 962 "5feb69c6bf7c29d95715ad55f57d8ac5b2b7dd32" 963 }; 964 965 const char *SKEIN256_TestOutput[MDTESTCOUNT] = { 966 "c8877087da56e072870daa843f176e9453115929094c3a40c463a196c29bf7ba", 967 "7fba44ff1a31d71a0c1f82e6e82fb5e9ac6c92a39c9185b9951fed82d82fe635", 968 "258bdec343b9fde1639221a5ae0144a96e552e5288753c5fec76c05fc2fc1870", 969 "4d2ce0062b5eb3a4db95bc1117dd8aa014f6cd50fdc8e64f31f7d41f9231e488", 970 "46d8440685461b00e3ddb891b2ecc6855287d2bd8834a95fb1c1708b00ea5e82", 971 "7c5eb606389556b33d34eb2536459528dc0af97adbcd0ce273aeb650f598d4b2", 972 "4def7a7e5464a140ae9c3a80279fbebce4bd00f9faad819ab7e001512f67a10d", 973 "d9c017dbe355f318d036469eb9b5fbe129fc2b5786a9dc6746a516eab6fe0126" 974 }; 975 976 const char *SKEIN512_TestOutput[MDTESTCOUNT] = { 977 "bc5b4c50925519c290cc634277ae3d6257212395cba733bbad37a4af0fa06af41fca7903d06564fea7a2d3730dbdb80c1f85562dfcc070334ea4d1d9e72cba7a", 978 "b1cd8d33f61b3737adfd59bb13ad82f4a9548e92f22956a8976cca3fdb7fee4fe91698146c4197cec85d38b83c5d93bdba92c01fd9a53870d0c7f967bc62bdce", 979 "8f5dd9ec798152668e35129496b029a960c9a9b88662f7f9482f110b31f9f93893ecfb25c009baad9e46737197d5630379816a886aa05526d3a70df272d96e75", 980 "15b73c158ffb875fed4d72801ded0794c720b121c0c78edf45f900937e6933d9e21a3a984206933d504b5dbb2368000411477ee1b204c986068df77886542fcc", 981 "23793ad900ef12f9165c8080da6fdfd2c8354a2929b8aadf83aa82a3c6470342f57cf8c035ec0d97429b626c4d94f28632c8f5134fd367dca5cf293d2ec13f8c", 982 "0c6bed927e022f5ddcf81877d42e5f75798a9f8fd3ede3d83baac0a2f364b082e036c11af35fe478745459dd8f5c0b73efe3c56ba5bb2009208d5a29cc6e469c", 983 "2ca9fcffb3456f297d1b5f407014ecb856f0baac8eb540f534b1f187196f21e88f31103128c2f03fcc9857d7a58eb66f9525e2302d88833ee069295537a434ce", 984 "1131f2aaa0e97126c9314f9f968cc827259bbfabced2943bb8c9274448998fb3b78738b4580dd500c76105fd3c03e465e1414f2c29664286b1f79d3e51128125" 985 }; 986 987 const char *SKEIN1024_TestOutput[MDTESTCOUNT] = { 988 "0fff9563bb3279289227ac77d319b6fff8d7e9f09da1247b72a0a265cd6d2a62645ad547ed8193db48cff847c06494a03f55666d3b47eb4c20456c9373c86297d630d5578ebd34cb40991578f9f52b18003efa35d3da6553ff35db91b81ab890bec1b189b7f52cb2a783ebb7d823d725b0b4a71f6824e88f68f982eefc6d19c6", 989 "6ab4c4ba9814a3d976ec8bffa7fcc638ceba0544a97b3c98411323ffd2dc936315d13dc93c13c4e88cda6f5bac6f2558b2d8694d3b6143e40d644ae43ca940685cb37f809d3d0550c56cba8036dee729a4f8fb960732e59e64d57f7f7710f8670963cdcdc95b41daab4855fcf8b6762a64b173ee61343a2c7689af1d293eba97", 990 "35a599a0f91abcdb4cb73c19b8cb8d947742d82c309137a7caed29e8e0a2ca7a9ff9a90c34c1908cc7e7fd99bb15032fb86e76df21b72628399b5f7c3cc209d7bb31c99cd4e19465622a049afbb87c03b5ce3888d17e6e667279ec0aa9b3e2712624c01b5f5bbe1a564220bdcf6990af0c2539019f313fdd7406cca3892a1f1f", 991 "ea891f5268acd0fac97467fc1aa89d1ce8681a9992a42540e53babee861483110c2d16f49e73bac27653ff173003e40cfb08516cd34262e6af95a5d8645c9c1abb3e813604d508b8511b30f9a5c1b352aa0791c7d2f27b2706dccea54bc7de6555b5202351751c3299f97c09cf89c40f67187e2521c0fad82b30edbb224f0458", 992 "f23d95c2a25fbcd0e797cd058fec39d3c52d2b5afd7a9af1df934e63257d1d3dcf3246e7329c0f1104c1e51e3d22e300507b0c3b9f985bb1f645ef49835080536becf83788e17fed09c9982ba65c3cb7ffe6a5f745b911c506962adf226e435c42f6f6bc08d288f9c810e807e3216ef444f3db22744441deefa4900982a1371f", 993 "cf3889e8a8d11bfd3938055d7d061437962bc5eac8ae83b1b71c94be201b8cf657fdbfc38674997a008c0c903f56a23feb3ae30e012377f1cfa080a9ca7fe8b96138662653fb3335c7d06595bf8baf65e215307532094cfdfa056bd8052ab792a3944a2adaa47b30335b8badb8fe9eb94fe329cdca04e58bbc530f0af709f469", 994 "cf21a613620e6c119eca31fdfaad449a8e02f95ca256c21d2a105f8e4157048f9fe1e897893ea18b64e0e37cb07d5ac947f27ba544caf7cbc1ad094e675aed77a366270f7eb7f46543bccfa61c526fd628408058ed00ed566ac35a9761d002e629c4fb0d430b2f4ad016fcc49c44d2981c4002da0eecc42144160e2eaea4855a", 995 "e6799b78db54085a2be7ff4c8007f147fa88d326abab30be0560b953396d8802feee9a15419b48a467574e9283be15685ca8a079ee52b27166b64dd70b124b1d4e4f6aca37224c3f2685e67e67baef9f94b905698adc794a09672aba977a61b20966912acdb08c21a2c37001785355dc884751a21f848ab36e590331ff938138" 996 }; 997 998 static void 999 MDTestSuite(const Algorithm_t *alg) 1000 { 1001 int i; 1002 char buffer[HEX_DIGEST_LENGTH]; 1003 1004 printf("%s test suite:\n", alg->name); 1005 for (i = 0; i < MDTESTCOUNT; i++) { 1006 (*alg->Data)(MDTestInput[i], strlen(MDTestInput[i]), buffer); 1007 printf("%s (\"%s\") = %s", alg->name, MDTestInput[i], buffer); 1008 if (strcmp(buffer, (*alg->TestOutput)[i]) == 0) { 1009 printf(" - verified correct\n"); 1010 } else { 1011 printf(" - INCORRECT RESULT!\n"); 1012 failed = true; 1013 } 1014 } 1015 } 1016 1017 static void 1018 usage(const Algorithm_t *alg) 1019 { 1020 1021 switch (mode) { 1022 case mode_gnu: 1023 fprintf(stderr, "usage: %ssum [-bctwz] [files ...]\n", alg->progname); 1024 break; 1025 case mode_perl: 1026 fprintf(stderr, "usage: shasum [-0bchqstUvw] [-a alg] [files ...]\n"); 1027 break; 1028 default: 1029 fprintf(stderr, "usage: %s [-pqrtx] [-c string] [-s string] [files ...]\n", 1030 alg->progname); 1031 } 1032 exit(1); 1033 } 1034 1035 static void 1036 version(void) 1037 { 1038 if (mode == mode_gnu) 1039 printf("%s (FreeBSD) ", progname); 1040 printf("%d.%d\n", 1041 __FreeBSD_version / 100000, 1042 (__FreeBSD_version / 1000) % 100); 1043 exit(0); 1044 } 1045