cgdconfig.c revision 1.8
1 /* $NetBSD: cgdconfig.c,v 1.8 2003/05/17 23:09:06 itojun Exp $ */ 2 3 /*- 4 * Copyright (c) 2002, 2003 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Roland C. Dowdeswell. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 #ifndef lint 41 __COPYRIGHT( 42 "@(#) Copyright (c) 2002, 2003\ 43 The NetBSD Foundation, Inc. All rights reserved."); 44 __RCSID("$NetBSD: cgdconfig.c,v 1.8 2003/05/17 23:09:06 itojun Exp $"); 45 #endif 46 47 #include <err.h> 48 #include <errno.h> 49 #include <fcntl.h> 50 #include <libgen.h> 51 #include <stdio.h> 52 #include <stdlib.h> 53 #include <string.h> 54 #include <unistd.h> 55 #include <util.h> 56 57 #include <sys/ioctl.h> 58 #include <sys/disklabel.h> 59 #include <sys/param.h> 60 61 #include <dev/cgdvar.h> 62 63 #include <ufs/ffs/fs.h> 64 65 #include "params.h" 66 #include "pkcs5_pbkdf2.h" 67 #include "utils.h" 68 69 #define CGDCONFIG_DIR "/etc/cgd" 70 #define CGDCONFIG_CFILE CGDCONFIG_DIR "/cgd.conf" 71 72 #define ACTION_CONFIGURE 0x1 /* configure, with paramsfile */ 73 #define ACTION_UNCONFIGURE 0x2 /* unconfigure */ 74 #define ACTION_GENERATE 0x3 /* generate a paramsfile */ 75 #define ACTION_GENERATE_CONVERT 0x4 /* generate a ``dup'' paramsfile */ 76 #define ACTION_CONFIGALL 0x5 /* configure all from config file */ 77 #define ACTION_UNCONFIGALL 0x6 /* unconfigure all from config file */ 78 #define ACTION_CONFIGSTDIN 0x7 /* configure, key from stdin */ 79 80 /* if nflag is set, do not configure/unconfigure the cgd's */ 81 82 int nflag = 0; 83 84 static int configure(int, char **, struct params *, int); 85 static int configure_stdin(struct params *, int argc, char **); 86 static int generate(struct params *, int, char **, const char *); 87 static int generate_convert(struct params *, int, char **, const char *); 88 static int unconfigure(int, char **, struct params *, int); 89 static int do_all(const char *, int, char **, 90 int (*)(int, char **, struct params *, int)); 91 92 #define CONFIG_FLAGS_FROMALL 1 /* called from configure_all() */ 93 #define CONFIG_FLAGS_FROMMAIN 2 /* called from main() */ 94 95 static int configure_params(int, const char *, const char *, 96 struct params *); 97 static bits_t *getkey(const char *, struct keygen *, int); 98 static bits_t *getkey_storedkey(const char *, struct keygen *, int); 99 static bits_t *getkey_randomkey(const char *, struct keygen *, int); 100 static bits_t *getkey_pkcs5_pbkdf2(const char *, struct keygen *, int); 101 static int opendisk_werror(const char *, char *, int); 102 static int unconfigure_fd(int); 103 static int verify(struct params *, int); 104 static int verify_disklabel(int); 105 static int verify_ffs(int); 106 107 static void usage(void); 108 109 /* Verbose Framework */ 110 int verbose = 0; 111 112 #define VERBOSE(x,y) if (verbose >= x) y 113 #define VPRINTF(x,y) if (verbose >= x) printf y 114 115 static void 116 usage(void) 117 { 118 119 fprintf(stderr, "usage: %s [-nv] [-V vmeth] cgd dev [paramsfile]\n", 120 getprogname()); 121 fprintf(stderr, " %s -C [-nv] [-f configfile]\n", getprogname()); 122 fprintf(stderr, " %s -U [-nv] [-f configfile]\n", getprogname()); 123 fprintf(stderr, " %s -G [-nv] [-i ivmeth] [-k kgmeth] " 124 "[-o outfile] paramsfile\n", getprogname()); 125 fprintf(stderr, " %s -g [-nv] [-i ivmeth] [-k kgmeth] " 126 "[-o outfile] alg [keylen]\n", getprogname()); 127 fprintf(stderr, " %s -s [-nv] [-i ivmeth] cgd dev alg " 128 "[keylen]\n", getprogname()); 129 fprintf(stderr, " %s -u [-nv] cgd\n", getprogname()); 130 exit(1); 131 } 132 133 int 134 main(int argc, char **argv) 135 { 136 struct params *p; 137 struct params *tp; 138 struct keygen *kg; 139 int action = ACTION_CONFIGURE; 140 int actions = 0; 141 int ch; 142 char cfile[FILENAME_MAX] = ""; 143 char outfile[FILENAME_MAX] = ""; 144 145 setprogname(*argv); 146 p = params_new(); 147 kg = NULL; 148 149 while ((ch = getopt(argc, argv, "CGUV:b:f:gi:k:no:usv")) != -1) 150 switch (ch) { 151 case 'C': 152 action = ACTION_CONFIGALL; 153 actions++; 154 break; 155 case 'G': 156 action = ACTION_GENERATE_CONVERT; 157 actions++; 158 break; 159 case 'U': 160 action = ACTION_UNCONFIGALL; 161 actions++; 162 break; 163 case 'V': 164 tp = params_verify_method(string_fromcharstar(optarg)); 165 if (!tp) 166 usage(); 167 p = params_combine(p, tp); 168 break; 169 case 'b': 170 tp = params_bsize(atoi(optarg)); 171 if (!tp) 172 usage(); 173 p = params_combine(p, tp); 174 break; 175 case 'f': 176 strlcpy(cfile, optarg, sizeof(cfile)); 177 break; 178 case 'g': 179 action = ACTION_GENERATE; 180 actions++; 181 break; 182 case 'i': 183 tp = params_ivmeth(string_fromcharstar(optarg)); 184 p = params_combine(p, tp); 185 break; 186 case 'k': 187 kg = keygen_method(string_fromcharstar(optarg)); 188 if (!kg) 189 usage(); 190 keygen_addlist(&p->keygen, kg); 191 break; 192 case 'n': 193 nflag = 1; 194 break; 195 case 'o': 196 strlcpy(outfile, optarg, sizeof(outfile)); 197 break; 198 case 's': 199 action = ACTION_CONFIGSTDIN; 200 actions++; 201 break; 202 203 case 'u': 204 action = ACTION_UNCONFIGURE; 205 actions++; 206 break; 207 case 'v': 208 verbose++; 209 break; 210 default: 211 usage(); 212 /* NOTREACHED */ 213 } 214 215 argc -= optind; 216 argv += optind; 217 218 /* validate the consistency of the arguments */ 219 220 if (actions > 1) 221 usage(); 222 223 switch (action) { 224 case ACTION_CONFIGURE: 225 return configure(argc, argv, p, CONFIG_FLAGS_FROMMAIN); 226 case ACTION_UNCONFIGURE: 227 return unconfigure(argc, argv, NULL, CONFIG_FLAGS_FROMMAIN); 228 case ACTION_GENERATE: 229 return generate(p, argc, argv, outfile); 230 case ACTION_GENERATE_CONVERT: 231 return generate_convert(p, argc, argv, outfile); 232 case ACTION_CONFIGALL: 233 return do_all(cfile, argc, argv, configure); 234 case ACTION_UNCONFIGALL: 235 return do_all(cfile, argc, argv, unconfigure); 236 case ACTION_CONFIGSTDIN: 237 return configure_stdin(p, argc, argv); 238 default: 239 errx(EXIT_FAILURE, "undefined action"); 240 } 241 /* NOTREACHED */ 242 } 243 244 static bits_t * 245 getkey(const char *dev, struct keygen *kg, int len) 246 { 247 bits_t *ret = NULL; 248 bits_t *tmp; 249 250 VPRINTF(3, ("getkey(\"%s\", %p, %d) called\n", dev, kg, len)); 251 for (; kg; kg=kg->next) { 252 switch (kg->kg_method) { 253 case KEYGEN_STOREDKEY: 254 tmp = getkey_storedkey(dev, kg, len); 255 break; 256 case KEYGEN_RANDOMKEY: 257 tmp = getkey_randomkey(dev, kg, len); 258 break; 259 case KEYGEN_PKCS5_PBKDF2: 260 tmp = getkey_pkcs5_pbkdf2(dev, kg, len); 261 break; 262 default: 263 warnx("unrecognised keygen method %d in getkey()", 264 kg->kg_method); 265 if (ret) 266 bits_free(ret); 267 return NULL; 268 } 269 270 if (ret) 271 ret = bits_xor_d(tmp, ret); 272 else 273 ret = tmp; 274 } 275 276 return ret; 277 } 278 279 /*ARGSUSED*/ 280 static bits_t * 281 getkey_storedkey(const char *target, struct keygen *kg, int keylen) 282 { 283 284 return bits_dup(kg->kg_key); 285 } 286 287 /*ARGSUSED*/ 288 static bits_t * 289 getkey_randomkey(const char *target, struct keygen *kg, int keylen) 290 { 291 292 return bits_getrandombits(keylen); 293 } 294 295 /*ARGSUSED*/ 296 static bits_t * 297 getkey_pkcs5_pbkdf2(const char *target, struct keygen *kg, int keylen) 298 { 299 bits_t *ret; 300 char *passp; 301 char buf[1024]; 302 u_int8_t *tmp; 303 304 snprintf(buf, sizeof(buf), "%s's passphrase:", target); 305 passp = getpass(buf); 306 if (pkcs5_pbkdf2(&tmp, BITS2BYTES(keylen), passp, strlen(passp), 307 bits_getbuf(kg->kg_salt), BITS2BYTES(bits_len(kg->kg_salt)), 308 kg->kg_iterations)) { 309 warnx("failed to generate PKCS#5 PBKDF2 key"); 310 return NULL; 311 } 312 313 ret = bits_new(tmp, keylen); 314 free(tmp); 315 return ret; 316 } 317 318 /*ARGSUSED*/ 319 static int 320 unconfigure(int argc, char **argv, struct params *inparams, int flags) 321 { 322 int fd; 323 int ret; 324 char buf[MAXPATHLEN] = ""; 325 326 /* only complain about additional arguments, if called from main() */ 327 if (flags == CONFIG_FLAGS_FROMMAIN && argc != 1) 328 usage(); 329 330 /* if called from do_all(), then ensure that 2 or 3 args exist */ 331 if (flags == CONFIG_FLAGS_FROMALL && (argc < 2 || argc > 3)) 332 return -1; 333 334 fd = opendisk(*argv, O_RDWR, buf, sizeof(buf), 1); 335 if (fd == -1) { 336 warn("can't open cgd \"%s\", \"%s\"", *argv, buf); 337 338 /* this isn't fatal with nflag != 0 */ 339 if (!nflag) 340 return errno; 341 } 342 343 VPRINTF(1, ("%s (%s): clearing\n", *argv, buf)); 344 345 if (nflag) 346 return 0; 347 348 ret = unconfigure_fd(fd); 349 close(fd); 350 return ret; 351 } 352 353 static int 354 unconfigure_fd(int fd) 355 { 356 struct cgd_ioctl ci; 357 int ret; 358 359 ret = ioctl(fd, CGDIOCCLR, &ci); 360 if (ret == -1) { 361 perror("ioctl"); 362 return -1; 363 } 364 365 return 0; 366 } 367 368 /*ARGSUSED*/ 369 static int 370 configure(int argc, char **argv, struct params *inparams, int flags) 371 { 372 struct params *p; 373 int fd; 374 int ret; 375 char pfile[FILENAME_MAX]; 376 char cgdname[PATH_MAX]; 377 378 switch (argc) { 379 case 2: 380 strlcpy(pfile, CGDCONFIG_DIR, FILENAME_MAX); 381 strlcat(pfile, "/", FILENAME_MAX); 382 strlcat(pfile, basename(argv[1]), FILENAME_MAX); 383 break; 384 case 3: 385 strlcpy(pfile, argv[2], FILENAME_MAX); 386 break; 387 default: 388 /* print usage and exit, only if called from main() */ 389 if (flags == CONFIG_FLAGS_FROMMAIN) { 390 warnx("wrong number of args"); 391 usage(); 392 } 393 return -1; 394 /* NOTREACHED */ 395 } 396 397 p = params_cget(pfile); 398 if (!p) 399 return -1; 400 401 /* 402 * over-ride with command line specifications and fill in default 403 * values. 404 */ 405 406 p = params_combine(p, inparams); 407 ret = params_filldefaults(p); 408 if (ret) { 409 params_free(p); 410 return ret; 411 } 412 413 if (!params_verify(p)) { 414 warnx("params invalid"); 415 return -1; 416 } 417 418 /* 419 * loop over configuring the disk and checking to see if it 420 * verifies properly. We open and close the disk device each 421 * time, because if the user passes us the block device we 422 * need to flush the buffer cache. 423 */ 424 425 for (;;) { 426 fd = opendisk_werror(argv[0], cgdname, sizeof(cgdname)); 427 if (fd == -1) 428 return -1; 429 430 if (p->key) 431 bits_free(p->key); 432 433 p->key = getkey(argv[1], p->keygen, p->keylen); 434 if (!p->key) 435 goto bail_err; 436 437 ret = configure_params(fd, cgdname, argv[1], p); 438 if (ret) 439 goto bail_err; 440 441 ret = verify(p, fd); 442 if (ret == -1) 443 goto bail_err; 444 if (!ret) 445 break; 446 447 fprintf(stderr, "verification failed, please reenter " 448 "passphrase\n"); 449 450 unconfigure_fd(fd); 451 close(fd); 452 } 453 454 params_free(p); 455 close(fd); 456 return 0; 457 bail_err: 458 params_free(p); 459 close(fd); 460 return -1; 461 } 462 463 static int 464 configure_stdin(struct params *p, int argc, char **argv) 465 { 466 int fd; 467 int ret; 468 char cgdname[PATH_MAX]; 469 470 if (argc < 3 || argc > 4) 471 usage(); 472 473 p->algorithm = string_fromcharstar(argv[2]); 474 if (argc > 3) 475 p->keylen = atoi(argv[3]); 476 477 ret = params_filldefaults(p); 478 if (ret) 479 return ret; 480 481 fd = opendisk_werror(argv[0], cgdname, sizeof(cgdname)); 482 if (fd == -1) 483 return -1; 484 485 p->key = bits_fget(stdin, p->keylen); 486 if (!p->key) { 487 warnx("failed to read key from stdin"); 488 return -1; 489 } 490 491 return configure_params(fd, cgdname, argv[1], p); 492 } 493 494 static int 495 opendisk_werror(const char *cgd, char *buf, int buflen) 496 { 497 int fd; 498 499 VPRINTF(3, ("opendisk_werror(%s, %s, %d) called.\n", cgd, buf, buflen)); 500 501 /* sanity */ 502 if (!cgd || !buf) 503 return -1; 504 505 if (nflag) { 506 strlcpy(buf, cgd, buflen); 507 return 0; 508 } 509 510 fd = opendisk(cgd, O_RDWR, buf, buflen, 0); 511 if (fd == -1) 512 warnx("can't open cgd \"%s\", \"%s\"", cgd, buf); 513 514 return fd; 515 } 516 517 static int 518 configure_params(int fd, const char *cgd, const char *dev, struct params *p) 519 { 520 struct cgd_ioctl ci; 521 int ret; 522 523 /* sanity */ 524 if (!cgd || !dev) 525 return -1; 526 527 memset(&ci, 0x0, sizeof(ci)); 528 ci.ci_disk = (char *)dev; 529 ci.ci_alg = (char *)string_tocharstar(p->algorithm); 530 ci.ci_ivmethod = (char *)string_tocharstar(p->ivmeth); 531 ci.ci_key = (char *)bits_getbuf(p->key); 532 ci.ci_keylen = p->keylen; 533 ci.ci_blocksize = p->bsize; 534 535 VPRINTF(1, (" with alg %s keylen %d blocksize %d ivmethod %s\n", 536 string_tocharstar(p->algorithm), p->keylen, p->bsize, 537 string_tocharstar(p->ivmeth))); 538 VPRINTF(2, ("key: ")); 539 VERBOSE(2, bits_fprint(stdout, p->key)); 540 VPRINTF(2, ("\n")); 541 542 if (nflag) 543 return 0; 544 545 ret = ioctl(fd, CGDIOCSET, &ci); 546 if (ret == -1) { 547 perror("ioctl"); 548 return errno; 549 } 550 551 return 0; 552 } 553 554 /* 555 * verify returns 0 for success, -1 for unrecoverable error, or 1 for retry. 556 */ 557 558 #define SCANSIZE 8192 559 560 static int 561 verify(struct params *p, int fd) 562 { 563 564 switch (p->verify_method) { 565 case VERIFY_NONE: 566 return 0; 567 case VERIFY_DISKLABEL: 568 return verify_disklabel(fd); 569 case VERIFY_FFS: 570 return verify_ffs(fd); 571 default: 572 warnx("unimplemented verification method"); 573 return -1; 574 } 575 } 576 577 static int 578 verify_disklabel(int fd) 579 { 580 struct disklabel l; 581 int ret; 582 char buf[SCANSIZE]; 583 584 /* 585 * we simply scan the first few blocks for a disklabel, ignoring 586 * any MBR/filecore sorts of logic. MSDOS and RiscOS can't read 587 * a cgd, anyway, so it is unlikely that there will be non-native 588 * partition information. 589 */ 590 591 ret = pread(fd, buf, 8192, 0); 592 if (ret == -1) { 593 warn("can't read disklabel area"); 594 return -1; 595 } 596 597 /* now scan for the disklabel */ 598 599 return disklabel_scan(&l, buf, sizeof(buf)); 600 } 601 602 static off_t sblock_try[] = SBLOCKSEARCH; 603 604 static int 605 verify_ffs(int fd) 606 { 607 struct fs *fs; 608 int ret, i; 609 char buf[SBLOCKSIZE]; 610 611 for (i = 0; sblock_try[i] != -1; i++) { 612 ret = pread(fd, buf, sizeof(buf), sblock_try[i]); 613 if (ret == -1) { 614 warn("pread"); 615 return 0; 616 } 617 fs = (struct fs *)buf; 618 switch (fs->fs_magic) { 619 case FS_UFS1_MAGIC: 620 case FS_UFS2_MAGIC: 621 case FS_UFS1_MAGIC_SWAPPED: 622 case FS_UFS2_MAGIC_SWAPPED: 623 return 0; 624 default: 625 continue; 626 } 627 } 628 return 1; 629 } 630 631 static int 632 generate(struct params *p, int argc, char **argv, const char *outfile) 633 { 634 int ret; 635 636 if (argc < 1 || argc > 2) 637 usage(); 638 639 p->algorithm = string_fromcharstar(argv[0]); 640 if (argc > 1) 641 p->keylen = atoi(argv[1]); 642 643 ret = params_filldefaults(p); 644 if (ret) 645 return ret; 646 647 if (!p->keygen) { 648 p->keygen = keygen_generate(KEYGEN_PKCS5_PBKDF2); 649 if (!p->keygen) 650 return -1; 651 } 652 653 if (keygen_filldefaults(p->keygen, p->keylen)) { 654 warnx("Failed to generate defaults for keygen"); 655 return -1; 656 } 657 658 if (!params_verify(p)) { 659 warnx("invalid parameters generated"); 660 return -1; 661 } 662 663 return params_cput(p, outfile); 664 } 665 666 static int 667 generate_convert(struct params *p, int argc, char **argv, const char *outfile) 668 { 669 struct params *oldp; 670 struct keygen *kg; 671 672 if (argc != 1) 673 usage(); 674 675 oldp = params_cget(*argv); 676 if (!oldp) 677 return -1; 678 679 /* for sanity, we ensure that none of the keygens are randomkey */ 680 for (kg=p->keygen; kg; kg=kg->next) 681 if (kg->kg_method == KEYGEN_RANDOMKEY) 682 goto bail; 683 for (kg=oldp->keygen; kg; kg=kg->next) 684 if (kg->kg_method == KEYGEN_RANDOMKEY) 685 goto bail; 686 687 if (!params_verify(oldp)) { 688 warnx("invalid old parameters file \"%s\"", *argv); 689 return -1; 690 } 691 692 oldp->key = getkey("old file", oldp->keygen, oldp->keylen); 693 694 /* we copy across the non-keygen info, here. */ 695 696 string_free(p->algorithm); 697 string_free(p->ivmeth); 698 699 p->algorithm = string_dup(oldp->algorithm); 700 p->ivmeth = string_dup(oldp->ivmeth); 701 p->keylen = oldp->keylen; 702 p->bsize = oldp->bsize; 703 if (p->verify_method == VERIFY_UNKNOWN) 704 p->verify_method = oldp->verify_method; 705 706 params_free(oldp); 707 708 if (!p->keygen) { 709 p->keygen = keygen_generate(KEYGEN_PKCS5_PBKDF2); 710 if (!p->keygen) 711 return -1; 712 } 713 params_filldefaults(p); 714 keygen_filldefaults(p->keygen, p->keylen); 715 p->key = getkey("new file", p->keygen, p->keylen); 716 717 kg = keygen_generate(KEYGEN_STOREDKEY); 718 kg->kg_key = bits_xor(p->key, oldp->key); 719 keygen_addlist(&p->keygen, kg); 720 721 if (!params_verify(p)) { 722 warnx("can't generate new parameters file"); 723 return -1; 724 } 725 726 return params_cput(p, outfile); 727 bail: 728 params_free(oldp); 729 return -1; 730 } 731 732 static int 733 do_all(const char *cfile, int argc, char **argv, 734 int (*conf)(int, char **, struct params *, int)) 735 { 736 FILE *f; 737 size_t len; 738 size_t lineno; 739 int my_argc; 740 int ret; 741 const char *fn; 742 char *line; 743 char **my_argv; 744 745 if (argc > 0) 746 usage(); 747 748 if (!cfile[0]) 749 fn = CGDCONFIG_CFILE; 750 else 751 fn = cfile; 752 753 f = fopen(fn, "r"); 754 if (!f) { 755 warn("could not open config file \"%s\"", fn); 756 return -1; 757 } 758 759 ret = chdir(CGDCONFIG_DIR); 760 if (ret == -1) 761 warn("could not chdir to %s", CGDCONFIG_DIR); 762 763 ret = 0; 764 lineno = 0; 765 for (;;) { 766 line = fparseln(f, &len, &lineno, "\\\\#", FPARSELN_UNESCALL); 767 if (!line) 768 break; 769 if (!*line) 770 continue; 771 772 my_argv = words(line, &my_argc); 773 ret = conf(my_argc, my_argv, NULL, CONFIG_FLAGS_FROMALL); 774 if (ret) { 775 warnx("action failed on \"%s\" line %lu", fn, 776 (u_long)lineno); 777 break; 778 } 779 words_free(my_argv, my_argc); 780 } 781 return ret; 782 } 783
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