1 /* 2 * Copyright (c) 1998-2006 Sendmail, Inc. and its suppliers. 3 * All rights reserved. 4 * Copyright (c) 1983, 1995-1997 Eric P. Allman. All rights reserved. 5 * Copyright (c) 1988, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * By using this file, you agree to the terms and conditions set 9 * forth in the LICENSE file which can be found at the top level of 10 * the sendmail distribution. 11 * 12 */ 13 14 #include <sendmail.h> 15 #include <sm/sendmail.h> 16 17 SM_RCSID("@(#)$Id: readcf.c,v 8.664 2007/07/10 17:01:22 ca Exp $") 18 19 #if NETINET || NETINET6 20 # include <arpa/inet.h> 21 #endif /* NETINET || NETINET6 */ 22 23 #define SECONDS 24 #define MINUTES * 60 25 #define HOUR * 3600 26 #define HOURS HOUR 27 28 static void fileclass __P((int, char *, char *, bool, bool, bool)); 29 static char **makeargv __P((char *)); 30 static void settimeout __P((char *, char *, bool)); 31 static void toomany __P((int, int)); 32 static char *extrquotstr __P((char *, char **, char *, bool *)); 33 static void parse_class_words __P((int, char *)); 34 35 /* 36 ** READCF -- read configuration file. 37 ** 38 ** This routine reads the configuration file and builds the internal 39 ** form. 40 ** 41 ** The file is formatted as a sequence of lines, each taken 42 ** atomically. The first character of each line describes how 43 ** the line is to be interpreted. The lines are: 44 ** Dxval Define macro x to have value val. 45 ** Cxword Put word into class x. 46 ** Fxfile [fmt] Read file for lines to put into 47 ** class x. Use scanf string 'fmt' 48 ** or "%s" if not present. Fmt should 49 ** only produce one string-valued result. 50 ** Hname: value Define header with field-name 'name' 51 ** and value as specified; this will be 52 ** macro expanded immediately before 53 ** use. 54 ** Sn Use rewriting set n. 55 ** Rlhs rhs Rewrite addresses that match lhs to 56 ** be rhs. 57 ** Mn arg=val... Define mailer. n is the internal name. 58 ** Args specify mailer parameters. 59 ** Oxvalue Set option x to value. 60 ** O option value Set option (long name) to value. 61 ** Pname=value Set precedence name to value. 62 ** Qn arg=val... Define queue groups. n is the internal name. 63 ** Args specify queue parameters. 64 ** Vversioncode[/vendorcode] 65 ** Version level/vendor name of 66 ** configuration syntax. 67 ** Kmapname mapclass arguments.... 68 ** Define keyed lookup of a given class. 69 ** Arguments are class dependent. 70 ** Eenvar=value Set the environment value to the given value. 71 ** 72 ** Parameters: 73 ** cfname -- configuration file name. 74 ** safe -- true if this is the system config file; 75 ** false otherwise. 76 ** e -- the main envelope. 77 ** 78 ** Returns: 79 ** none. 80 ** 81 ** Side Effects: 82 ** Builds several internal tables. 83 */ 84 85 void 86 readcf(cfname, safe, e) 87 char *cfname; 88 bool safe; 89 register ENVELOPE *e; 90 { 91 SM_FILE_T *cf; 92 int ruleset = -1; 93 char *q; 94 struct rewrite *rwp = NULL; 95 char *bp; 96 auto char *ep; 97 int nfuzzy; 98 char *file; 99 bool optional; 100 bool ok; 101 bool ismap; 102 int mid; 103 register char *p; 104 long sff = SFF_OPENASROOT; 105 struct stat statb; 106 char buf[MAXLINE]; 107 int bufsize; 108 char exbuf[MAXLINE]; 109 char pvpbuf[MAXLINE + MAXATOM]; 110 static char *null_list[1] = { NULL }; 111 extern unsigned char TokTypeNoC[]; 112 113 FileName = cfname; 114 LineNumber = 0; 115 116 if (DontLockReadFiles) 117 sff |= SFF_NOLOCK; 118 cf = safefopen(cfname, O_RDONLY, 0444, sff); 119 if (cf == NULL) 120 { 121 syserr("cannot open"); 122 finis(false, true, EX_OSFILE); 123 } 124 125 if (fstat(sm_io_getinfo(cf, SM_IO_WHAT_FD, NULL), &statb) < 0) 126 { 127 syserr("cannot fstat"); 128 finis(false, true, EX_OSFILE); 129 } 130 131 if (!S_ISREG(statb.st_mode)) 132 { 133 syserr("not a plain file"); 134 finis(false, true, EX_OSFILE); 135 } 136 137 if (OpMode != MD_TEST && bitset(S_IWGRP|S_IWOTH, statb.st_mode)) 138 { 139 if (OpMode == MD_DAEMON || OpMode == MD_INITALIAS) 140 (void) sm_io_fprintf(smioerr, SM_TIME_DEFAULT, 141 "%s: WARNING: dangerous write permissions\n", 142 FileName); 143 if (LogLevel > 0) 144 sm_syslog(LOG_CRIT, NOQID, 145 "%s: WARNING: dangerous write permissions", 146 FileName); 147 } 148 149 #if XLA 150 xla_zero(); 151 #endif /* XLA */ 152 153 while (bufsize = sizeof(buf), 154 (bp = fgetfolded(buf, &bufsize, cf)) != NULL) 155 { 156 char *nbp; 157 158 if (bp[0] == '#') 159 { 160 if (bp != buf) 161 sm_free(bp); /* XXX */ 162 continue; 163 } 164 165 /* do macro expansion mappings */ 166 nbp = translate_dollars(bp, bp, &bufsize); 167 if (nbp != bp && bp != buf) 168 sm_free(bp); 169 bp = nbp; 170 171 /* interpret this line */ 172 errno = 0; 173 switch (bp[0]) 174 { 175 case '\0': 176 case '#': /* comment */ 177 break; 178 179 case 'R': /* rewriting rule */ 180 if (ruleset < 0) 181 { 182 syserr("missing valid ruleset for \"%s\"", bp); 183 break; 184 } 185 for (p = &bp[1]; *p != '\0' && *p != '\t'; p++) 186 continue; 187 188 if (*p == '\0') 189 { 190 syserr("invalid rewrite line \"%s\" (tab expected)", bp); 191 break; 192 } 193 194 /* allocate space for the rule header */ 195 if (rwp == NULL) 196 { 197 RewriteRules[ruleset] = rwp = 198 (struct rewrite *) xalloc(sizeof(*rwp)); 199 } 200 else 201 { 202 rwp->r_next = (struct rewrite *) xalloc(sizeof(*rwp)); 203 rwp = rwp->r_next; 204 } 205 rwp->r_next = NULL; 206 207 /* expand and save the LHS */ 208 *p = '\0'; 209 expand(&bp[1], exbuf, sizeof(exbuf), e); 210 rwp->r_lhs = prescan(exbuf, '\t', pvpbuf, 211 sizeof(pvpbuf), NULL, 212 ConfigLevel >= 9 ? TokTypeNoC : IntTokenTab, 213 true); 214 nfuzzy = 0; 215 if (rwp->r_lhs != NULL) 216 { 217 register char **ap; 218 219 rwp->r_lhs = copyplist(rwp->r_lhs, true, NULL); 220 221 /* count the number of fuzzy matches in LHS */ 222 for (ap = rwp->r_lhs; *ap != NULL; ap++) 223 { 224 char *botch; 225 226 botch = NULL; 227 switch (ap[0][0] & 0377) 228 { 229 case MATCHZANY: 230 case MATCHANY: 231 case MATCHONE: 232 case MATCHCLASS: 233 case MATCHNCLASS: 234 nfuzzy++; 235 break; 236 237 case MATCHREPL: 238 botch = "$1-$9"; 239 break; 240 241 case CANONUSER: 242 botch = "$:"; 243 break; 244 245 case CALLSUBR: 246 botch = "$>"; 247 break; 248 249 case CONDIF: 250 botch = "$?"; 251 break; 252 253 case CONDFI: 254 botch = "$."; 255 break; 256 257 case HOSTBEGIN: 258 botch = "$["; 259 break; 260 261 case HOSTEND: 262 botch = "$]"; 263 break; 264 265 case LOOKUPBEGIN: 266 botch = "$("; 267 break; 268 269 case LOOKUPEND: 270 botch = "$)"; 271 break; 272 } 273 if (botch != NULL) 274 syserr("Inappropriate use of %s on LHS", 275 botch); 276 } 277 rwp->r_line = LineNumber; 278 } 279 else 280 { 281 syserr("R line: null LHS"); 282 rwp->r_lhs = null_list; 283 } 284 if (nfuzzy > MAXMATCH) 285 { 286 syserr("R line: too many wildcards"); 287 rwp->r_lhs = null_list; 288 } 289 290 /* expand and save the RHS */ 291 while (*++p == '\t') 292 continue; 293 q = p; 294 while (*p != '\0' && *p != '\t') 295 p++; 296 *p = '\0'; 297 expand(q, exbuf, sizeof(exbuf), e); 298 rwp->r_rhs = prescan(exbuf, '\t', pvpbuf, 299 sizeof(pvpbuf), NULL, 300 ConfigLevel >= 9 ? TokTypeNoC : IntTokenTab, 301 true); 302 if (rwp->r_rhs != NULL) 303 { 304 register char **ap; 305 int args, endtoken; 306 #if _FFR_EXTRA_MAP_CHECK 307 int nexttoken; 308 #endif /* _FFR_EXTRA_MAP_CHECK */ 309 bool inmap; 310 311 rwp->r_rhs = copyplist(rwp->r_rhs, true, NULL); 312 313 /* check no out-of-bounds replacements */ 314 nfuzzy += '0'; 315 inmap = false; 316 args = 0; 317 endtoken = 0; 318 for (ap = rwp->r_rhs; *ap != NULL; ap++) 319 { 320 char *botch; 321 322 botch = NULL; 323 switch (ap[0][0] & 0377) 324 { 325 case MATCHREPL: 326 if (ap[0][1] <= '0' || 327 ap[0][1] > nfuzzy) 328 { 329 syserr("replacement $%c out of bounds", 330 ap[0][1]); 331 } 332 break; 333 334 case MATCHZANY: 335 botch = "$*"; 336 break; 337 338 case MATCHANY: 339 botch = "$+"; 340 break; 341 342 case MATCHONE: 343 botch = "$-"; 344 break; 345 346 case MATCHCLASS: 347 botch = "$="; 348 break; 349 350 case MATCHNCLASS: 351 botch = "$~"; 352 break; 353 354 case CANONHOST: 355 if (!inmap) 356 break; 357 if (++args >= MAX_MAP_ARGS) 358 syserr("too many arguments for map lookup"); 359 break; 360 361 case HOSTBEGIN: 362 endtoken = HOSTEND; 363 /* FALLTHROUGH */ 364 case LOOKUPBEGIN: 365 /* see above... */ 366 if ((ap[0][0] & 0377) == LOOKUPBEGIN) 367 endtoken = LOOKUPEND; 368 if (inmap) 369 syserr("cannot nest map lookups"); 370 inmap = true; 371 args = 0; 372 #if _FFR_EXTRA_MAP_CHECK 373 if (ap[1] == NULL) 374 { 375 syserr("syntax error in map lookup"); 376 break; 377 } 378 nexttoken = ap[1][0] & 0377; 379 if (nexttoken == CANONHOST || 380 nexttoken == CANONUSER || 381 nexttoken == endtoken)) 382 { 383 syserr("missing map name for lookup"); 384 break; 385 } 386 if (ap[2] == NULL) 387 { 388 syserr("syntax error in map lookup"); 389 break; 390 } 391 if (ap[0][0] == HOSTBEGIN) 392 break; 393 nexttoken = ap[2][0] & 0377; 394 if (nexttoken == CANONHOST || 395 nexttoken == CANONUSER || 396 nexttoken == endtoken) 397 { 398 syserr("missing key name for lookup"); 399 break; 400 } 401 #endif /* _FFR_EXTRA_MAP_CHECK */ 402 break; 403 404 case HOSTEND: 405 case LOOKUPEND: 406 if ((ap[0][0] & 0377) != endtoken) 407 break; 408 inmap = false; 409 endtoken = 0; 410 break; 411 412 413 #if 0 414 /* 415 ** This doesn't work yet as there are maps defined *after* the cf 416 ** is read such as host, user, and alias. So for now, it's removed. 417 ** When it comes back, the RELEASE_NOTES entry will be: 418 ** Emit warnings for unknown maps when reading the .cf file. Based on 419 ** patch from Robert Harker of Harker Systems. 420 */ 421 422 case LOOKUPBEGIN: 423 /* 424 ** Got a database lookup, 425 ** check if map is defined. 426 */ 427 428 ep = ap[1]; 429 if ((ep[0] & 0377) != MACRODEXPAND && 430 stab(ep, ST_MAP, ST_FIND) == NULL) 431 { 432 (void) sm_io_fprintf(smioout, 433 SM_TIME_DEFAULT, 434 "Warning: %s: line %d: map %s not found\n", 435 FileName, 436 LineNumber, 437 ep); 438 } 439 break; 440 #endif /* 0 */ 441 } 442 if (botch != NULL) 443 syserr("Inappropriate use of %s on RHS", 444 botch); 445 } 446 if (inmap) 447 syserr("missing map closing token"); 448 } 449 else 450 { 451 syserr("R line: null RHS"); 452 rwp->r_rhs = null_list; 453 } 454 break; 455 456 case 'S': /* select rewriting set */ 457 expand(&bp[1], exbuf, sizeof(exbuf), e); 458 ruleset = strtorwset(exbuf, NULL, ST_ENTER); 459 if (ruleset < 0) 460 break; 461 462 rwp = RewriteRules[ruleset]; 463 if (rwp != NULL) 464 { 465 if (OpMode == MD_TEST) 466 (void) sm_io_fprintf(smioout, 467 SM_TIME_DEFAULT, 468 "WARNING: Ruleset %s has multiple definitions\n", 469 &bp[1]); 470 if (tTd(37, 1)) 471 sm_dprintf("WARNING: Ruleset %s has multiple definitions\n", 472 &bp[1]); 473 while (rwp->r_next != NULL) 474 rwp = rwp->r_next; 475 } 476 break; 477 478 case 'D': /* macro definition */ 479 mid = macid_parse(&bp[1], &ep); 480 if (mid == 0) 481 break; 482 p = munchstring(ep, NULL, '\0'); 483 macdefine(&e->e_macro, A_TEMP, mid, p); 484 break; 485 486 case 'H': /* required header line */ 487 (void) chompheader(&bp[1], CHHDR_DEF, NULL, e); 488 break; 489 490 case 'C': /* word class */ 491 case 'T': /* trusted user (set class `t') */ 492 if (bp[0] == 'C') 493 { 494 mid = macid_parse(&bp[1], &ep); 495 if (mid == 0) 496 break; 497 expand(ep, exbuf, sizeof(exbuf), e); 498 p = exbuf; 499 } 500 else 501 { 502 mid = 't'; 503 p = &bp[1]; 504 } 505 while (*p != '\0') 506 { 507 register char *wd; 508 char delim; 509 510 while (*p != '\0' && isascii(*p) && isspace(*p)) 511 p++; 512 wd = p; 513 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 514 p++; 515 delim = *p; 516 *p = '\0'; 517 if (wd[0] != '\0') 518 setclass(mid, wd); 519 *p = delim; 520 } 521 break; 522 523 case 'F': /* word class from file */ 524 mid = macid_parse(&bp[1], &ep); 525 if (mid == 0) 526 break; 527 for (p = ep; isascii(*p) && isspace(*p); ) 528 p++; 529 if (p[0] == '-' && p[1] == 'o') 530 { 531 optional = true; 532 while (*p != '\0' && 533 !(isascii(*p) && isspace(*p))) 534 p++; 535 while (isascii(*p) && isspace(*p)) 536 p++; 537 file = p; 538 } 539 else 540 optional = false; 541 542 /* check if [key]@map:spec */ 543 ismap = false; 544 if (!SM_IS_DIR_DELIM(*p) && 545 *p != '|' && 546 (q = strchr(p, '@')) != NULL) 547 { 548 q++; 549 550 /* look for @LDAP or @map: in string */ 551 if (strcmp(q, "LDAP") == 0 || 552 (*q != ':' && 553 strchr(q, ':') != NULL)) 554 ismap = true; 555 } 556 557 if (ismap) 558 { 559 /* use entire spec */ 560 file = p; 561 } 562 else 563 { 564 file = extrquotstr(p, &q, " ", &ok); 565 if (!ok) 566 { 567 syserr("illegal filename '%s'", p); 568 break; 569 } 570 } 571 572 if (*file == '|' || ismap) 573 p = "%s"; 574 else 575 { 576 p = q; 577 if (*p == '\0') 578 p = "%s"; 579 else 580 { 581 *p = '\0'; 582 while (isascii(*++p) && isspace(*p)) 583 continue; 584 } 585 } 586 fileclass(mid, file, p, ismap, safe, optional); 587 break; 588 589 #if XLA 590 case 'L': /* extended load average description */ 591 xla_init(&bp[1]); 592 break; 593 #endif /* XLA */ 594 595 #if defined(SUN_EXTENSIONS) && defined(SUN_LOOKUP_MACRO) 596 case 'L': /* lookup macro */ 597 case 'G': /* lookup class */ 598 /* reserved for Sun -- NIS+ database lookup */ 599 if (VendorCode != VENDOR_SUN) 600 goto badline; 601 sun_lg_config_line(bp, e); 602 break; 603 #endif /* defined(SUN_EXTENSIONS) && defined(SUN_LOOKUP_MACRO) */ 604 605 case 'M': /* define mailer */ 606 makemailer(&bp[1]); 607 break; 608 609 case 'O': /* set option */ 610 setoption(bp[1], &bp[2], safe, false, e); 611 break; 612 613 case 'P': /* set precedence */ 614 if (NumPriorities >= MAXPRIORITIES) 615 { 616 toomany('P', MAXPRIORITIES); 617 break; 618 } 619 for (p = &bp[1]; *p != '\0' && *p != '='; p++) 620 continue; 621 if (*p == '\0') 622 goto badline; 623 *p = '\0'; 624 Priorities[NumPriorities].pri_name = newstr(&bp[1]); 625 Priorities[NumPriorities].pri_val = atoi(++p); 626 NumPriorities++; 627 break; 628 629 case 'Q': /* define queue */ 630 makequeue(&bp[1], true); 631 break; 632 633 case 'V': /* configuration syntax version */ 634 for (p = &bp[1]; isascii(*p) && isspace(*p); p++) 635 continue; 636 if (!isascii(*p) || !isdigit(*p)) 637 { 638 syserr("invalid argument to V line: \"%.20s\"", 639 &bp[1]); 640 break; 641 } 642 ConfigLevel = strtol(p, &ep, 10); 643 644 /* 645 ** Do heuristic tweaking for back compatibility. 646 */ 647 648 if (ConfigLevel >= 5) 649 { 650 /* level 5 configs have short name in $w */ 651 p = macvalue('w', e); 652 if (p != NULL && (p = strchr(p, '.')) != NULL) 653 { 654 *p = '\0'; 655 macdefine(&e->e_macro, A_TEMP, 'w', 656 macvalue('w', e)); 657 } 658 } 659 if (ConfigLevel >= 6) 660 { 661 ColonOkInAddr = false; 662 } 663 664 /* 665 ** Look for vendor code. 666 */ 667 668 if (*ep++ == '/') 669 { 670 /* extract vendor code */ 671 for (p = ep; isascii(*p) && isalpha(*p); ) 672 p++; 673 *p = '\0'; 674 675 if (!setvendor(ep)) 676 syserr("invalid V line vendor code: \"%s\"", 677 ep); 678 } 679 break; 680 681 case 'K': 682 expand(&bp[1], exbuf, sizeof(exbuf), e); 683 (void) makemapentry(exbuf); 684 break; 685 686 case 'E': 687 p = strchr(bp, '='); 688 if (p != NULL) 689 *p++ = '\0'; 690 sm_setuserenv(&bp[1], p); 691 break; 692 693 case 'X': /* mail filter */ 694 #if MILTER 695 milter_setup(&bp[1]); 696 #else /* MILTER */ 697 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 698 "Warning: Filter usage ('X') requires Milter support (-DMILTER)\n"); 699 #endif /* MILTER */ 700 break; 701 702 default: 703 badline: 704 syserr("unknown configuration line \"%s\"", bp); 705 } 706 if (bp != buf) 707 sm_free(bp); /* XXX */ 708 } 709 if (sm_io_error(cf)) 710 { 711 syserr("I/O read error"); 712 finis(false, true, EX_OSFILE); 713 } 714 (void) sm_io_close(cf, SM_TIME_DEFAULT); 715 FileName = NULL; 716 717 /* initialize host maps from local service tables */ 718 inithostmaps(); 719 720 /* initialize daemon (if not defined yet) */ 721 initdaemon(); 722 723 /* determine if we need to do special name-server frotz */ 724 { 725 int nmaps; 726 char *maptype[MAXMAPSTACK]; 727 short mapreturn[MAXMAPACTIONS]; 728 729 nmaps = switch_map_find("hosts", maptype, mapreturn); 730 UseNameServer = false; 731 if (nmaps > 0 && nmaps <= MAXMAPSTACK) 732 { 733 register int mapno; 734 735 for (mapno = 0; mapno < nmaps && !UseNameServer; 736 mapno++) 737 { 738 if (strcmp(maptype[mapno], "dns") == 0) 739 UseNameServer = true; 740 } 741 } 742 } 743 } 744 745 /* 746 ** TRANSLATE_DOLLARS -- convert $x into internal form 747 ** 748 ** Actually does all appropriate pre-processing of a config line 749 ** to turn it into internal form. 750 ** 751 ** Parameters: 752 ** ibp -- the buffer to translate. 753 ** obp -- where to put the translation; may be the same as obp 754 ** bsp -- a pointer to the size of obp; will be updated if 755 ** the buffer needs to be replaced. 756 ** 757 ** Returns: 758 ** The buffer pointer; may differ from obp if the expansion 759 ** is larger then *bsp, in which case this will point to 760 ** malloc()ed memory which must be free()d by the caller. 761 */ 762 763 char * 764 translate_dollars(ibp, obp, bsp) 765 char *ibp; 766 char *obp; 767 int *bsp; 768 { 769 register char *p; 770 auto char *ep; 771 char *bp; 772 773 if (tTd(37, 53)) 774 { 775 sm_dprintf("translate_dollars("); 776 xputs(sm_debug_file(), ibp); 777 sm_dprintf(")\n"); 778 } 779 780 bp = quote_internal_chars(ibp, obp, bsp); 781 782 for (p = bp; *p != '\0'; p++) 783 { 784 if (*p == '#' && p > bp && ConfigLevel >= 3) 785 { 786 register char *e; 787 788 switch (*--p & 0377) 789 { 790 case MACROEXPAND: 791 /* it's from $# -- let it go through */ 792 p++; 793 break; 794 795 case '\\': 796 /* it's backslash escaped */ 797 (void) sm_strlcpy(p, p + 1, strlen(p)); 798 break; 799 800 default: 801 /* delete leading white space */ 802 while (isascii(*p) && isspace(*p) && 803 *p != '\n' && p > bp) 804 { 805 p--; 806 } 807 if ((e = strchr(++p, '\n')) != NULL) 808 (void) sm_strlcpy(p, e, strlen(p)); 809 else 810 *p-- = '\0'; 811 break; 812 } 813 continue; 814 } 815 816 if (*p != '$' || p[1] == '\0') 817 continue; 818 819 if (p[1] == '$') 820 { 821 /* actual dollar sign.... */ 822 (void) sm_strlcpy(p, p + 1, strlen(p)); 823 continue; 824 } 825 826 /* convert to macro expansion character */ 827 *p++ = MACROEXPAND; 828 829 /* special handling for $=, $~, $&, and $? */ 830 if (*p == '=' || *p == '~' || *p == '&' || *p == '?') 831 p++; 832 833 /* convert macro name to code */ 834 *p = macid_parse(p, &ep); 835 if (ep != p + 1) 836 (void) sm_strlcpy(p + 1, ep, strlen(p + 1)); 837 } 838 839 /* strip trailing white space from the line */ 840 while (--p > bp && isascii(*p) && isspace(*p)) 841 *p = '\0'; 842 843 if (tTd(37, 53)) 844 { 845 sm_dprintf(" translate_dollars => "); 846 xputs(sm_debug_file(), bp); 847 sm_dprintf("\n"); 848 } 849 850 return bp; 851 } 852 /* 853 ** TOOMANY -- signal too many of some option 854 ** 855 ** Parameters: 856 ** id -- the id of the error line 857 ** maxcnt -- the maximum possible values 858 ** 859 ** Returns: 860 ** none. 861 ** 862 ** Side Effects: 863 ** gives a syserr. 864 */ 865 866 static void 867 toomany(id, maxcnt) 868 int id; 869 int maxcnt; 870 { 871 syserr("too many %c lines, %d max", id, maxcnt); 872 } 873 /* 874 ** FILECLASS -- read members of a class from a file 875 ** 876 ** Parameters: 877 ** class -- class to define. 878 ** filename -- name of file to read. 879 ** fmt -- scanf string to use for match. 880 ** ismap -- if set, this is a map lookup. 881 ** safe -- if set, this is a safe read. 882 ** optional -- if set, it is not an error for the file to 883 ** not exist. 884 ** 885 ** Returns: 886 ** none 887 ** 888 ** Side Effects: 889 ** puts all lines in filename that match a scanf into 890 ** the named class. 891 */ 892 893 /* 894 ** Break up the match into words and add to class. 895 */ 896 897 static void 898 parse_class_words(class, line) 899 int class; 900 char *line; 901 { 902 while (line != NULL && *line != '\0') 903 { 904 register char *q; 905 906 /* strip leading spaces */ 907 while (isascii(*line) && isspace(*line)) 908 line++; 909 if (*line == '\0') 910 break; 911 912 /* find the end of the word */ 913 q = line; 914 while (*line != '\0' && !(isascii(*line) && isspace(*line))) 915 line++; 916 if (*line != '\0') 917 *line++ = '\0'; 918 919 /* enter the word in the symbol table */ 920 setclass(class, q); 921 } 922 } 923 924 static void 925 fileclass(class, filename, fmt, ismap, safe, optional) 926 int class; 927 char *filename; 928 char *fmt; 929 bool ismap; 930 bool safe; 931 bool optional; 932 { 933 SM_FILE_T *f; 934 long sff; 935 pid_t pid; 936 register char *p; 937 char buf[MAXLINE]; 938 939 if (tTd(37, 2)) 940 sm_dprintf("fileclass(%s, fmt=%s)\n", filename, fmt); 941 942 if (*filename == '\0') 943 { 944 syserr("fileclass: missing file name"); 945 return; 946 } 947 else if (ismap) 948 { 949 int status = 0; 950 char *key; 951 char *mn; 952 char *cl, *spec; 953 STAB *mapclass; 954 MAP map; 955 956 mn = newstr(macname(class)); 957 958 key = filename; 959 960 /* skip past key */ 961 if ((p = strchr(filename, '@')) == NULL) 962 { 963 /* should not happen */ 964 syserr("fileclass: bogus map specification"); 965 sm_free(mn); 966 return; 967 } 968 969 /* skip past '@' */ 970 *p++ = '\0'; 971 cl = p; 972 973 #if LDAPMAP 974 if (strcmp(cl, "LDAP") == 0) 975 { 976 int n; 977 char *lc; 978 char jbuf[MAXHOSTNAMELEN]; 979 char lcbuf[MAXLINE]; 980 981 /* Get $j */ 982 expand("\201j", jbuf, sizeof(jbuf), &BlankEnvelope); 983 if (jbuf[0] == '\0') 984 { 985 (void) sm_strlcpy(jbuf, "localhost", 986 sizeof(jbuf)); 987 } 988 989 /* impose the default schema */ 990 lc = macvalue(macid("{sendmailMTACluster}"), CurEnv); 991 if (lc == NULL) 992 lc = ""; 993 else 994 { 995 expand(lc, lcbuf, sizeof(lcbuf), CurEnv); 996 lc = lcbuf; 997 } 998 999 cl = "ldap"; 1000 n = sm_snprintf(buf, sizeof(buf), 1001 "-k (&(objectClass=sendmailMTAClass)(sendmailMTAClassName=%s)(|(sendmailMTACluster=%s)(sendmailMTAHost=%s))) -v sendmailMTAClassValue,sendmailMTAClassSearch:FILTER:sendmailMTAClass,sendmailMTAClassURL:URL:sendmailMTAClass", 1002 mn, lc, jbuf); 1003 if (n >= sizeof(buf)) 1004 { 1005 syserr("fileclass: F{%s}: Default LDAP string too long", 1006 mn); 1007 sm_free(mn); 1008 return; 1009 } 1010 spec = buf; 1011 } 1012 else 1013 #endif /* LDAPMAP */ 1014 { 1015 if ((spec = strchr(cl, ':')) == NULL) 1016 { 1017 syserr("fileclass: F{%s}: missing map class", 1018 mn); 1019 sm_free(mn); 1020 return; 1021 } 1022 *spec++ ='\0'; 1023 } 1024 1025 /* set up map structure */ 1026 mapclass = stab(cl, ST_MAPCLASS, ST_FIND); 1027 if (mapclass == NULL) 1028 { 1029 syserr("fileclass: F{%s}: class %s not available", 1030 mn, cl); 1031 sm_free(mn); 1032 return; 1033 } 1034 memset(&map, '\0', sizeof(map)); 1035 map.map_class = &mapclass->s_mapclass; 1036 map.map_mname = mn; 1037 map.map_mflags |= MF_FILECLASS; 1038 1039 if (tTd(37, 5)) 1040 sm_dprintf("fileclass: F{%s}: map class %s, key %s, spec %s\n", 1041 mn, cl, key, spec); 1042 1043 1044 /* parse map spec */ 1045 if (!map.map_class->map_parse(&map, spec)) 1046 { 1047 /* map_parse() showed the error already */ 1048 sm_free(mn); 1049 return; 1050 } 1051 map.map_mflags |= MF_VALID; 1052 1053 /* open map */ 1054 if (map.map_class->map_open(&map, O_RDONLY)) 1055 { 1056 map.map_mflags |= MF_OPEN; 1057 map.map_pid = getpid(); 1058 } 1059 else 1060 { 1061 if (!optional && 1062 !bitset(MF_OPTIONAL, map.map_mflags)) 1063 syserr("fileclass: F{%s}: map open failed", 1064 mn); 1065 sm_free(mn); 1066 return; 1067 } 1068 1069 /* lookup */ 1070 p = (*map.map_class->map_lookup)(&map, key, NULL, &status); 1071 if (status != EX_OK && status != EX_NOTFOUND) 1072 { 1073 if (!optional) 1074 syserr("fileclass: F{%s}: map lookup failed", 1075 mn); 1076 p = NULL; 1077 } 1078 1079 /* use the results */ 1080 if (p != NULL) 1081 parse_class_words(class, p); 1082 1083 /* close map */ 1084 map.map_mflags |= MF_CLOSING; 1085 map.map_class->map_close(&map); 1086 map.map_mflags &= ~(MF_OPEN|MF_WRITABLE|MF_CLOSING); 1087 sm_free(mn); 1088 return; 1089 } 1090 else if (filename[0] == '|') 1091 { 1092 auto int fd; 1093 int i; 1094 char *argv[MAXPV + 1]; 1095 1096 i = 0; 1097 for (p = strtok(&filename[1], " \t"); 1098 p != NULL && i < MAXPV; 1099 p = strtok(NULL, " \t")) 1100 argv[i++] = p; 1101 argv[i] = NULL; 1102 pid = prog_open(argv, &fd, CurEnv); 1103 if (pid < 0) 1104 f = NULL; 1105 else 1106 f = sm_io_open(SmFtStdiofd, SM_TIME_DEFAULT, 1107 (void *) &fd, SM_IO_RDONLY, NULL); 1108 } 1109 else 1110 { 1111 pid = -1; 1112 sff = SFF_REGONLY; 1113 if (!bitnset(DBS_CLASSFILEINUNSAFEDIRPATH, DontBlameSendmail)) 1114 sff |= SFF_SAFEDIRPATH; 1115 if (!bitnset(DBS_LINKEDCLASSFILEINWRITABLEDIR, 1116 DontBlameSendmail)) 1117 sff |= SFF_NOWLINK; 1118 if (safe) 1119 sff |= SFF_OPENASROOT; 1120 else if (RealUid == 0) 1121 sff |= SFF_ROOTOK; 1122 if (DontLockReadFiles) 1123 sff |= SFF_NOLOCK; 1124 f = safefopen(filename, O_RDONLY, 0, sff); 1125 } 1126 if (f == NULL) 1127 { 1128 if (!optional) 1129 syserr("fileclass: cannot open '%s'", filename); 1130 return; 1131 } 1132 1133 while (sm_io_fgets(f, SM_TIME_DEFAULT, buf, sizeof(buf)) != NULL) 1134 { 1135 #if SCANF 1136 char wordbuf[MAXLINE + 1]; 1137 #endif /* SCANF */ 1138 1139 if (buf[0] == '#') 1140 continue; 1141 #if SCANF 1142 if (sm_io_sscanf(buf, fmt, wordbuf) != 1) 1143 continue; 1144 p = wordbuf; 1145 #else /* SCANF */ 1146 p = buf; 1147 #endif /* SCANF */ 1148 1149 parse_class_words(class, p); 1150 1151 /* 1152 ** If anything else is added here, 1153 ** check if the '@' map case above 1154 ** needs the code as well. 1155 */ 1156 } 1157 1158 (void) sm_io_close(f, SM_TIME_DEFAULT); 1159 if (pid > 0) 1160 (void) waitfor(pid); 1161 } 1162 /* 1163 ** MAKEMAILER -- define a new mailer. 1164 ** 1165 ** Parameters: 1166 ** line -- description of mailer. This is in labeled 1167 ** fields. The fields are: 1168 ** A -- the argv for this mailer 1169 ** C -- the character set for MIME conversions 1170 ** D -- the directory to run in 1171 ** E -- the eol string 1172 ** F -- the flags associated with the mailer 1173 ** L -- the maximum line length 1174 ** M -- the maximum message size 1175 ** N -- the niceness at which to run 1176 ** P -- the path to the mailer 1177 ** Q -- the queue group for the mailer 1178 ** R -- the recipient rewriting set 1179 ** S -- the sender rewriting set 1180 ** T -- the mailer type (for DSNs) 1181 ** U -- the uid to run as 1182 ** W -- the time to wait at the end 1183 ** m -- maximum messages per connection 1184 ** r -- maximum number of recipients per message 1185 ** / -- new root directory 1186 ** The first word is the canonical name of the mailer. 1187 ** 1188 ** Returns: 1189 ** none. 1190 ** 1191 ** Side Effects: 1192 ** enters the mailer into the mailer table. 1193 */ 1194 1195 void 1196 makemailer(line) 1197 char *line; 1198 { 1199 register char *p; 1200 register struct mailer *m; 1201 register STAB *s; 1202 int i; 1203 char fcode; 1204 auto char *endp; 1205 static int nextmailer = 0; /* "free" index into Mailer struct */ 1206 1207 /* allocate a mailer and set up defaults */ 1208 m = (struct mailer *) xalloc(sizeof(*m)); 1209 memset((char *) m, '\0', sizeof(*m)); 1210 errno = 0; /* avoid bogus error text */ 1211 1212 /* collect the mailer name */ 1213 for (p = line; 1214 *p != '\0' && *p != ',' && !(isascii(*p) && isspace(*p)); 1215 p++) 1216 continue; 1217 if (*p != '\0') 1218 *p++ = '\0'; 1219 if (line[0] == '\0') 1220 { 1221 syserr("name required for mailer"); 1222 return; 1223 } 1224 m->m_name = newstr(line); 1225 m->m_qgrp = NOQGRP; 1226 m->m_uid = NO_UID; 1227 m->m_gid = NO_GID; 1228 1229 /* now scan through and assign info from the fields */ 1230 while (*p != '\0') 1231 { 1232 auto char *delimptr; 1233 1234 while (*p != '\0' && 1235 (*p == ',' || (isascii(*p) && isspace(*p)))) 1236 p++; 1237 1238 /* p now points to field code */ 1239 fcode = *p; 1240 while (*p != '\0' && *p != '=' && *p != ',') 1241 p++; 1242 if (*p++ != '=') 1243 { 1244 syserr("mailer %s: `=' expected", m->m_name); 1245 return; 1246 } 1247 while (isascii(*p) && isspace(*p)) 1248 p++; 1249 1250 /* p now points to the field body */ 1251 p = munchstring(p, &delimptr, ','); 1252 1253 /* install the field into the mailer struct */ 1254 switch (fcode) 1255 { 1256 case 'P': /* pathname */ 1257 if (*p != '\0') /* error is issued below */ 1258 m->m_mailer = newstr(p); 1259 break; 1260 1261 case 'F': /* flags */ 1262 for (; *p != '\0'; p++) 1263 { 1264 if (!(isascii(*p) && isspace(*p))) 1265 { 1266 #if _FFR_DEPRECATE_MAILER_FLAG_I 1267 if (*p == M_INTERNAL) 1268 sm_syslog(LOG_WARNING, NOQID, 1269 "WARNING: mailer=%s, flag=%c deprecated", 1270 m->m_name, *p); 1271 #endif /* _FFR_DEPRECATE_MAILER_FLAG_I */ 1272 setbitn(bitidx(*p), m->m_flags); 1273 } 1274 } 1275 break; 1276 1277 case 'S': /* sender rewriting ruleset */ 1278 case 'R': /* recipient rewriting ruleset */ 1279 i = strtorwset(p, &endp, ST_ENTER); 1280 if (i < 0) 1281 return; 1282 if (fcode == 'S') 1283 m->m_sh_rwset = m->m_se_rwset = i; 1284 else 1285 m->m_rh_rwset = m->m_re_rwset = i; 1286 1287 p = endp; 1288 if (*p++ == '/') 1289 { 1290 i = strtorwset(p, NULL, ST_ENTER); 1291 if (i < 0) 1292 return; 1293 if (fcode == 'S') 1294 m->m_sh_rwset = i; 1295 else 1296 m->m_rh_rwset = i; 1297 } 1298 break; 1299 1300 case 'E': /* end of line string */ 1301 if (*p == '\0') 1302 syserr("mailer %s: null end-of-line string", 1303 m->m_name); 1304 else 1305 m->m_eol = newstr(p); 1306 break; 1307 1308 case 'A': /* argument vector */ 1309 if (*p != '\0') /* error is issued below */ 1310 m->m_argv = makeargv(p); 1311 break; 1312 1313 case 'M': /* maximum message size */ 1314 m->m_maxsize = atol(p); 1315 break; 1316 1317 case 'm': /* maximum messages per connection */ 1318 m->m_maxdeliveries = atoi(p); 1319 break; 1320 1321 case 'r': /* max recipient per envelope */ 1322 m->m_maxrcpt = atoi(p); 1323 break; 1324 1325 case 'L': /* maximum line length */ 1326 m->m_linelimit = atoi(p); 1327 if (m->m_linelimit < 0) 1328 m->m_linelimit = 0; 1329 break; 1330 1331 case 'N': /* run niceness */ 1332 m->m_nice = atoi(p); 1333 break; 1334 1335 case 'D': /* working directory */ 1336 if (*p == '\0') 1337 syserr("mailer %s: null working directory", 1338 m->m_name); 1339 else 1340 m->m_execdir = newstr(p); 1341 break; 1342 1343 case 'C': /* default charset */ 1344 if (*p == '\0') 1345 syserr("mailer %s: null charset", m->m_name); 1346 else 1347 m->m_defcharset = newstr(p); 1348 break; 1349 1350 case 'Q': /* queue for this mailer */ 1351 if (*p == '\0') 1352 { 1353 syserr("mailer %s: null queue", m->m_name); 1354 break; 1355 } 1356 s = stab(p, ST_QUEUE, ST_FIND); 1357 if (s == NULL) 1358 syserr("mailer %s: unknown queue %s", 1359 m->m_name, p); 1360 else 1361 m->m_qgrp = s->s_quegrp->qg_index; 1362 break; 1363 1364 case 'T': /* MTA-Name/Address/Diagnostic types */ 1365 /* extract MTA name type; default to "dns" */ 1366 m->m_mtatype = newstr(p); 1367 p = strchr(m->m_mtatype, '/'); 1368 if (p != NULL) 1369 { 1370 *p++ = '\0'; 1371 if (*p == '\0') 1372 p = NULL; 1373 } 1374 if (*m->m_mtatype == '\0') 1375 m->m_mtatype = "dns"; 1376 1377 /* extract address type; default to "rfc822" */ 1378 m->m_addrtype = p; 1379 if (p != NULL) 1380 p = strchr(p, '/'); 1381 if (p != NULL) 1382 { 1383 *p++ = '\0'; 1384 if (*p == '\0') 1385 p = NULL; 1386 } 1387 if (m->m_addrtype == NULL || *m->m_addrtype == '\0') 1388 m->m_addrtype = "rfc822"; 1389 1390 /* extract diagnostic type; default to "smtp" */ 1391 m->m_diagtype = p; 1392 if (m->m_diagtype == NULL || *m->m_diagtype == '\0') 1393 m->m_diagtype = "smtp"; 1394 break; 1395 1396 case 'U': /* user id */ 1397 if (isascii(*p) && !isdigit(*p)) 1398 { 1399 char *q = p; 1400 struct passwd *pw; 1401 1402 while (*p != '\0' && isascii(*p) && 1403 (isalnum(*p) || strchr("-_", *p) != NULL)) 1404 p++; 1405 while (isascii(*p) && isspace(*p)) 1406 *p++ = '\0'; 1407 if (*p != '\0') 1408 *p++ = '\0'; 1409 if (*q == '\0') 1410 { 1411 syserr("mailer %s: null user name", 1412 m->m_name); 1413 break; 1414 } 1415 pw = sm_getpwnam(q); 1416 if (pw == NULL) 1417 { 1418 syserr("readcf: mailer U= flag: unknown user %s", q); 1419 break; 1420 } 1421 else 1422 { 1423 m->m_uid = pw->pw_uid; 1424 m->m_gid = pw->pw_gid; 1425 } 1426 } 1427 else 1428 { 1429 auto char *q; 1430 1431 m->m_uid = strtol(p, &q, 0); 1432 p = q; 1433 while (isascii(*p) && isspace(*p)) 1434 p++; 1435 if (*p != '\0') 1436 p++; 1437 } 1438 while (isascii(*p) && isspace(*p)) 1439 p++; 1440 if (*p == '\0') 1441 break; 1442 if (isascii(*p) && !isdigit(*p)) 1443 { 1444 char *q = p; 1445 struct group *gr; 1446 1447 while (isascii(*p) && isalnum(*p)) 1448 p++; 1449 *p++ = '\0'; 1450 if (*q == '\0') 1451 { 1452 syserr("mailer %s: null group name", 1453 m->m_name); 1454 break; 1455 } 1456 gr = getgrnam(q); 1457 if (gr == NULL) 1458 { 1459 syserr("readcf: mailer U= flag: unknown group %s", q); 1460 break; 1461 } 1462 else 1463 m->m_gid = gr->gr_gid; 1464 } 1465 else 1466 { 1467 m->m_gid = strtol(p, NULL, 0); 1468 } 1469 break; 1470 1471 case 'W': /* wait timeout */ 1472 m->m_wait = convtime(p, 's'); 1473 break; 1474 1475 case '/': /* new root directory */ 1476 if (*p == '\0') 1477 syserr("mailer %s: null root directory", 1478 m->m_name); 1479 else 1480 m->m_rootdir = newstr(p); 1481 break; 1482 1483 default: 1484 syserr("M%s: unknown mailer equate %c=", 1485 m->m_name, fcode); 1486 break; 1487 } 1488 1489 p = delimptr; 1490 } 1491 1492 #if !HASRRESVPORT 1493 if (bitnset(M_SECURE_PORT, m->m_flags)) 1494 { 1495 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1496 "M%s: Warning: F=%c set on system that doesn't support rresvport()\n", 1497 m->m_name, M_SECURE_PORT); 1498 } 1499 #endif /* !HASRRESVPORT */ 1500 1501 #if !HASNICE 1502 if (m->m_nice != 0) 1503 { 1504 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1505 "M%s: Warning: N= set on system that doesn't support nice()\n", 1506 m->m_name); 1507 } 1508 #endif /* !HASNICE */ 1509 1510 /* do some rationality checking */ 1511 if (m->m_argv == NULL) 1512 { 1513 syserr("M%s: A= argument required", m->m_name); 1514 return; 1515 } 1516 if (m->m_mailer == NULL) 1517 { 1518 syserr("M%s: P= argument required", m->m_name); 1519 return; 1520 } 1521 1522 if (nextmailer >= MAXMAILERS) 1523 { 1524 syserr("too many mailers defined (%d max)", MAXMAILERS); 1525 return; 1526 } 1527 1528 if (m->m_maxrcpt <= 0) 1529 m->m_maxrcpt = DEFAULT_MAX_RCPT; 1530 1531 /* do some heuristic cleanup for back compatibility */ 1532 if (bitnset(M_LIMITS, m->m_flags)) 1533 { 1534 if (m->m_linelimit == 0) 1535 m->m_linelimit = SMTPLINELIM; 1536 if (ConfigLevel < 2) 1537 setbitn(M_7BITS, m->m_flags); 1538 } 1539 1540 if (strcmp(m->m_mailer, "[TCP]") == 0) 1541 { 1542 syserr("M%s: P=[TCP] must be replaced by P=[IPC]", m->m_name); 1543 return; 1544 } 1545 1546 if (strcmp(m->m_mailer, "[IPC]") == 0) 1547 { 1548 /* Use the second argument for host or path to socket */ 1549 if (m->m_argv[0] == NULL || m->m_argv[1] == NULL || 1550 m->m_argv[1][0] == '\0') 1551 { 1552 syserr("M%s: too few parameters for %s mailer", 1553 m->m_name, m->m_mailer); 1554 return; 1555 } 1556 if (strcmp(m->m_argv[0], "TCP") != 0 1557 #if NETUNIX 1558 && strcmp(m->m_argv[0], "FILE") != 0 1559 #endif /* NETUNIX */ 1560 ) 1561 { 1562 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 1563 "M%s: Warning: first argument in %s mailer must be %s\n", 1564 m->m_name, m->m_mailer, 1565 #if NETUNIX 1566 "TCP or FILE" 1567 #else /* NETUNIX */ 1568 "TCP" 1569 #endif /* NETUNIX */ 1570 ); 1571 } 1572 if (m->m_mtatype == NULL) 1573 m->m_mtatype = "dns"; 1574 if (m->m_addrtype == NULL) 1575 m->m_addrtype = "rfc822"; 1576 if (m->m_diagtype == NULL) 1577 { 1578 if (m->m_argv[0] != NULL && 1579 strcmp(m->m_argv[0], "FILE") == 0) 1580 m->m_diagtype = "x-unix"; 1581 else 1582 m->m_diagtype = "smtp"; 1583 } 1584 } 1585 else if (strcmp(m->m_mailer, "[FILE]") == 0) 1586 { 1587 /* Use the second argument for filename */ 1588 if (m->m_argv[0] == NULL || m->m_argv[1] == NULL || 1589 m->m_argv[2] != NULL) 1590 { 1591 syserr("M%s: too %s parameters for [FILE] mailer", 1592 m->m_name, 1593 (m->m_argv[0] == NULL || 1594 m->m_argv[1] == NULL) ? "few" : "many"); 1595 return; 1596 } 1597 else if (strcmp(m->m_argv[0], "FILE") != 0) 1598 { 1599 syserr("M%s: first argument in [FILE] mailer must be FILE", 1600 m->m_name); 1601 return; 1602 } 1603 } 1604 1605 if (m->m_eol == NULL) 1606 { 1607 char **pp; 1608 1609 /* default for SMTP is \r\n; use \n for local delivery */ 1610 for (pp = m->m_argv; *pp != NULL; pp++) 1611 { 1612 for (p = *pp; *p != '\0'; ) 1613 { 1614 if ((*p++ & 0377) == MACROEXPAND && *p == 'u') 1615 break; 1616 } 1617 if (*p != '\0') 1618 break; 1619 } 1620 if (*pp == NULL) 1621 m->m_eol = "\r\n"; 1622 else 1623 m->m_eol = "\n"; 1624 } 1625 1626 /* enter the mailer into the symbol table */ 1627 s = stab(m->m_name, ST_MAILER, ST_ENTER); 1628 if (s->s_mailer != NULL) 1629 { 1630 i = s->s_mailer->m_mno; 1631 sm_free(s->s_mailer); /* XXX */ 1632 } 1633 else 1634 { 1635 i = nextmailer++; 1636 } 1637 Mailer[i] = s->s_mailer = m; 1638 m->m_mno = i; 1639 } 1640 /* 1641 ** MUNCHSTRING -- translate a string into internal form. 1642 ** 1643 ** Parameters: 1644 ** p -- the string to munch. 1645 ** delimptr -- if non-NULL, set to the pointer of the 1646 ** field delimiter character. 1647 ** delim -- the delimiter for the field. 1648 ** 1649 ** Returns: 1650 ** the munched string. 1651 ** 1652 ** Side Effects: 1653 ** the munched string is a local static buffer. 1654 ** it must be copied before the function is called again. 1655 */ 1656 1657 char * 1658 munchstring(p, delimptr, delim) 1659 register char *p; 1660 char **delimptr; 1661 int delim; 1662 { 1663 register char *q; 1664 bool backslash = false; 1665 bool quotemode = false; 1666 static char buf[MAXLINE]; 1667 1668 for (q = buf; *p != '\0' && q < &buf[sizeof(buf) - 1]; p++) 1669 { 1670 if (backslash) 1671 { 1672 /* everything is roughly literal */ 1673 backslash = false; 1674 switch (*p) 1675 { 1676 case 'r': /* carriage return */ 1677 *q++ = '\r'; 1678 continue; 1679 1680 case 'n': /* newline */ 1681 *q++ = '\n'; 1682 continue; 1683 1684 case 'f': /* form feed */ 1685 *q++ = '\f'; 1686 continue; 1687 1688 case 'b': /* backspace */ 1689 *q++ = '\b'; 1690 continue; 1691 } 1692 *q++ = *p; 1693 } 1694 else 1695 { 1696 if (*p == '\\') 1697 backslash = true; 1698 else if (*p == '"') 1699 quotemode = !quotemode; 1700 else if (quotemode || *p != delim) 1701 *q++ = *p; 1702 else 1703 break; 1704 } 1705 } 1706 1707 if (delimptr != NULL) 1708 *delimptr = p; 1709 *q++ = '\0'; 1710 return buf; 1711 } 1712 /* 1713 ** EXTRQUOTSTR -- extract a (quoted) string. 1714 ** 1715 ** This routine deals with quoted (") strings and escaped 1716 ** spaces (\\ ). 1717 ** 1718 ** Parameters: 1719 ** p -- source string. 1720 ** delimptr -- if non-NULL, set to the pointer of the 1721 ** field delimiter character. 1722 ** delimbuf -- delimiters for the field. 1723 ** st -- if non-NULL, store the return value (whether the 1724 ** string was correctly quoted) here. 1725 ** 1726 ** Returns: 1727 ** the extracted string. 1728 ** 1729 ** Side Effects: 1730 ** the returned string is a local static buffer. 1731 ** it must be copied before the function is called again. 1732 */ 1733 1734 static char * 1735 extrquotstr(p, delimptr, delimbuf, st) 1736 register char *p; 1737 char **delimptr; 1738 char *delimbuf; 1739 bool *st; 1740 { 1741 register char *q; 1742 bool backslash = false; 1743 bool quotemode = false; 1744 static char buf[MAXLINE]; 1745 1746 for (q = buf; *p != '\0' && q < &buf[sizeof(buf) - 1]; p++) 1747 { 1748 if (backslash) 1749 { 1750 backslash = false; 1751 if (*p != ' ') 1752 *q++ = '\\'; 1753 } 1754 if (*p == '\\') 1755 backslash = true; 1756 else if (*p == '"') 1757 quotemode = !quotemode; 1758 else if (quotemode || 1759 strchr(delimbuf, (int) *p) == NULL) 1760 *q++ = *p; 1761 else 1762 break; 1763 } 1764 1765 if (delimptr != NULL) 1766 *delimptr = p; 1767 *q++ = '\0'; 1768 if (st != NULL) 1769 *st = !(quotemode || backslash); 1770 return buf; 1771 } 1772 /* 1773 ** MAKEARGV -- break up a string into words 1774 ** 1775 ** Parameters: 1776 ** p -- the string to break up. 1777 ** 1778 ** Returns: 1779 ** a char **argv (dynamically allocated) 1780 ** 1781 ** Side Effects: 1782 ** munges p. 1783 */ 1784 1785 static char ** 1786 makeargv(p) 1787 register char *p; 1788 { 1789 char *q; 1790 int i; 1791 char **avp; 1792 char *argv[MAXPV + 1]; 1793 1794 /* take apart the words */ 1795 i = 0; 1796 while (*p != '\0' && i < MAXPV) 1797 { 1798 q = p; 1799 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 1800 p++; 1801 while (isascii(*p) && isspace(*p)) 1802 *p++ = '\0'; 1803 argv[i++] = newstr(q); 1804 } 1805 argv[i++] = NULL; 1806 1807 /* now make a copy of the argv */ 1808 avp = (char **) xalloc(sizeof(*avp) * i); 1809 memmove((char *) avp, (char *) argv, sizeof(*avp) * i); 1810 1811 return avp; 1812 } 1813 /* 1814 ** PRINTRULES -- print rewrite rules (for debugging) 1815 ** 1816 ** Parameters: 1817 ** none. 1818 ** 1819 ** Returns: 1820 ** none. 1821 ** 1822 ** Side Effects: 1823 ** prints rewrite rules. 1824 */ 1825 1826 void 1827 printrules() 1828 { 1829 register struct rewrite *rwp; 1830 register int ruleset; 1831 1832 for (ruleset = 0; ruleset < 10; ruleset++) 1833 { 1834 if (RewriteRules[ruleset] == NULL) 1835 continue; 1836 sm_dprintf("\n----Rule Set %d:", ruleset); 1837 1838 for (rwp = RewriteRules[ruleset]; rwp != NULL; rwp = rwp->r_next) 1839 { 1840 sm_dprintf("\nLHS:"); 1841 printav(sm_debug_file(), rwp->r_lhs); 1842 sm_dprintf("RHS:"); 1843 printav(sm_debug_file(), rwp->r_rhs); 1844 } 1845 } 1846 } 1847 /* 1848 ** PRINTMAILER -- print mailer structure (for debugging) 1849 ** 1850 ** Parameters: 1851 ** fp -- output file 1852 ** m -- the mailer to print 1853 ** 1854 ** Returns: 1855 ** none. 1856 */ 1857 1858 void 1859 printmailer(fp, m) 1860 SM_FILE_T *fp; 1861 register MAILER *m; 1862 { 1863 int j; 1864 1865 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, 1866 "mailer %d (%s): P=%s S=", m->m_mno, m->m_name, 1867 m->m_mailer); 1868 if (RuleSetNames[m->m_se_rwset] == NULL) 1869 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d/", 1870 m->m_se_rwset); 1871 else 1872 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s/", 1873 RuleSetNames[m->m_se_rwset]); 1874 if (RuleSetNames[m->m_sh_rwset] == NULL) 1875 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d R=", 1876 m->m_sh_rwset); 1877 else 1878 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s R=", 1879 RuleSetNames[m->m_sh_rwset]); 1880 if (RuleSetNames[m->m_re_rwset] == NULL) 1881 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d/", 1882 m->m_re_rwset); 1883 else 1884 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s/", 1885 RuleSetNames[m->m_re_rwset]); 1886 if (RuleSetNames[m->m_rh_rwset] == NULL) 1887 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%d ", 1888 m->m_rh_rwset); 1889 else 1890 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "%s ", 1891 RuleSetNames[m->m_rh_rwset]); 1892 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "M=%ld U=%d:%d F=", 1893 m->m_maxsize, (int) m->m_uid, (int) m->m_gid); 1894 for (j = '\0'; j <= '\177'; j++) 1895 if (bitnset(j, m->m_flags)) 1896 (void) sm_io_putc(fp, SM_TIME_DEFAULT, j); 1897 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " L=%d E=", 1898 m->m_linelimit); 1899 xputs(fp, m->m_eol); 1900 if (m->m_defcharset != NULL) 1901 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " C=%s", 1902 m->m_defcharset); 1903 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " T=%s/%s/%s", 1904 m->m_mtatype == NULL 1905 ? "<undefined>" : m->m_mtatype, 1906 m->m_addrtype == NULL 1907 ? "<undefined>" : m->m_addrtype, 1908 m->m_diagtype == NULL 1909 ? "<undefined>" : m->m_diagtype); 1910 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " r=%d", m->m_maxrcpt); 1911 if (m->m_argv != NULL) 1912 { 1913 char **a = m->m_argv; 1914 1915 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, " A="); 1916 while (*a != NULL) 1917 { 1918 if (a != m->m_argv) 1919 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, 1920 " "); 1921 xputs(fp, *a++); 1922 } 1923 } 1924 (void) sm_io_fprintf(fp, SM_TIME_DEFAULT, "\n"); 1925 } 1926 /* 1927 ** SETOPTION -- set global processing option 1928 ** 1929 ** Parameters: 1930 ** opt -- option name. 1931 ** val -- option value (as a text string). 1932 ** safe -- set if this came from a configuration file. 1933 ** Some options (if set from the command line) will 1934 ** reset the user id to avoid security problems. 1935 ** sticky -- if set, don't let other setoptions override 1936 ** this value. 1937 ** e -- the main envelope. 1938 ** 1939 ** Returns: 1940 ** none. 1941 ** 1942 ** Side Effects: 1943 ** Sets options as implied by the arguments. 1944 */ 1945 1946 static BITMAP256 StickyOpt; /* set if option is stuck */ 1947 1948 #if NAMED_BIND 1949 1950 static struct resolverflags 1951 { 1952 char *rf_name; /* name of the flag */ 1953 long rf_bits; /* bits to set/clear */ 1954 } ResolverFlags[] = 1955 { 1956 { "debug", RES_DEBUG }, 1957 { "aaonly", RES_AAONLY }, 1958 { "usevc", RES_USEVC }, 1959 { "primary", RES_PRIMARY }, 1960 { "igntc", RES_IGNTC }, 1961 { "recurse", RES_RECURSE }, 1962 { "defnames", RES_DEFNAMES }, 1963 { "stayopen", RES_STAYOPEN }, 1964 { "dnsrch", RES_DNSRCH }, 1965 # ifdef RES_USE_INET6 1966 { "use_inet6", RES_USE_INET6 }, 1967 # endif /* RES_USE_INET6 */ 1968 { "true", 0 }, /* avoid error on old syntax */ 1969 { NULL, 0 } 1970 }; 1971 1972 #endif /* NAMED_BIND */ 1973 1974 #define OI_NONE 0 /* no special treatment */ 1975 #define OI_SAFE 0x0001 /* safe for random people to use */ 1976 #define OI_SUBOPT 0x0002 /* option has suboptions */ 1977 1978 static struct optioninfo 1979 { 1980 char *o_name; /* long name of option */ 1981 unsigned char o_code; /* short name of option */ 1982 unsigned short o_flags; /* option flags */ 1983 } OptionTab[] = 1984 { 1985 #if defined(SUN_EXTENSIONS) && defined(REMOTE_MODE) 1986 { "RemoteMode", '>', OI_NONE }, 1987 #endif /* defined(SUN_EXTENSIONS) && defined(REMOTE_MODE) */ 1988 { "SevenBitInput", '7', OI_SAFE }, 1989 { "EightBitMode", '8', OI_SAFE }, 1990 { "AliasFile", 'A', OI_NONE }, 1991 { "AliasWait", 'a', OI_NONE }, 1992 { "BlankSub", 'B', OI_NONE }, 1993 { "MinFreeBlocks", 'b', OI_SAFE }, 1994 { "CheckpointInterval", 'C', OI_SAFE }, 1995 { "HoldExpensive", 'c', OI_NONE }, 1996 { "DeliveryMode", 'd', OI_SAFE }, 1997 { "ErrorHeader", 'E', OI_NONE }, 1998 { "ErrorMode", 'e', OI_SAFE }, 1999 { "TempFileMode", 'F', OI_NONE }, 2000 { "SaveFromLine", 'f', OI_NONE }, 2001 { "MatchGECOS", 'G', OI_NONE }, 2002 2003 /* no long name, just here to avoid problems in setoption */ 2004 { "", 'g', OI_NONE }, 2005 { "HelpFile", 'H', OI_NONE }, 2006 { "MaxHopCount", 'h', OI_NONE }, 2007 { "ResolverOptions", 'I', OI_NONE }, 2008 { "IgnoreDots", 'i', OI_SAFE }, 2009 { "ForwardPath", 'J', OI_NONE }, 2010 { "SendMimeErrors", 'j', OI_SAFE }, 2011 { "ConnectionCacheSize", 'k', OI_NONE }, 2012 { "ConnectionCacheTimeout", 'K', OI_NONE }, 2013 { "UseErrorsTo", 'l', OI_NONE }, 2014 { "LogLevel", 'L', OI_SAFE }, 2015 { "MeToo", 'm', OI_SAFE }, 2016 2017 /* no long name, just here to avoid problems in setoption */ 2018 { "", 'M', OI_NONE }, 2019 { "CheckAliases", 'n', OI_NONE }, 2020 { "OldStyleHeaders", 'o', OI_SAFE }, 2021 { "DaemonPortOptions", 'O', OI_NONE }, 2022 { "PrivacyOptions", 'p', OI_SAFE }, 2023 { "PostmasterCopy", 'P', OI_NONE }, 2024 { "QueueFactor", 'q', OI_NONE }, 2025 { "QueueDirectory", 'Q', OI_NONE }, 2026 { "DontPruneRoutes", 'R', OI_NONE }, 2027 { "Timeout", 'r', OI_SUBOPT }, 2028 { "StatusFile", 'S', OI_NONE }, 2029 { "SuperSafe", 's', OI_SAFE }, 2030 { "QueueTimeout", 'T', OI_NONE }, 2031 { "TimeZoneSpec", 't', OI_NONE }, 2032 { "UserDatabaseSpec", 'U', OI_NONE }, 2033 { "DefaultUser", 'u', OI_NONE }, 2034 { "FallbackMXhost", 'V', OI_NONE }, 2035 { "Verbose", 'v', OI_SAFE }, 2036 { "TryNullMXList", 'w', OI_NONE }, 2037 { "QueueLA", 'x', OI_NONE }, 2038 { "RefuseLA", 'X', OI_NONE }, 2039 { "RecipientFactor", 'y', OI_NONE }, 2040 { "ForkEachJob", 'Y', OI_NONE }, 2041 { "ClassFactor", 'z', OI_NONE }, 2042 { "RetryFactor", 'Z', OI_NONE }, 2043 #define O_QUEUESORTORD 0x81 2044 { "QueueSortOrder", O_QUEUESORTORD, OI_SAFE }, 2045 #define O_HOSTSFILE 0x82 2046 { "HostsFile", O_HOSTSFILE, OI_NONE }, 2047 #define O_MQA 0x83 2048 { "MinQueueAge", O_MQA, OI_SAFE }, 2049 #define O_DEFCHARSET 0x85 2050 { "DefaultCharSet", O_DEFCHARSET, OI_SAFE }, 2051 #define O_SSFILE 0x86 2052 { "ServiceSwitchFile", O_SSFILE, OI_NONE }, 2053 #define O_DIALDELAY 0x87 2054 { "DialDelay", O_DIALDELAY, OI_SAFE }, 2055 #define O_NORCPTACTION 0x88 2056 { "NoRecipientAction", O_NORCPTACTION, OI_SAFE }, 2057 #define O_SAFEFILEENV 0x89 2058 { "SafeFileEnvironment", O_SAFEFILEENV, OI_NONE }, 2059 #define O_MAXMSGSIZE 0x8a 2060 { "MaxMessageSize", O_MAXMSGSIZE, OI_NONE }, 2061 #define O_COLONOKINADDR 0x8b 2062 { "ColonOkInAddr", O_COLONOKINADDR, OI_SAFE }, 2063 #define O_MAXQUEUERUN 0x8c 2064 { "MaxQueueRunSize", O_MAXQUEUERUN, OI_SAFE }, 2065 #define O_MAXCHILDREN 0x8d 2066 { "MaxDaemonChildren", O_MAXCHILDREN, OI_NONE }, 2067 #define O_KEEPCNAMES 0x8e 2068 { "DontExpandCnames", O_KEEPCNAMES, OI_NONE }, 2069 #define O_MUSTQUOTE 0x8f 2070 { "MustQuoteChars", O_MUSTQUOTE, OI_NONE }, 2071 #define O_SMTPGREETING 0x90 2072 { "SmtpGreetingMessage", O_SMTPGREETING, OI_NONE }, 2073 #define O_UNIXFROM 0x91 2074 { "UnixFromLine", O_UNIXFROM, OI_NONE }, 2075 #define O_OPCHARS 0x92 2076 { "OperatorChars", O_OPCHARS, OI_NONE }, 2077 #define O_DONTINITGRPS 0x93 2078 { "DontInitGroups", O_DONTINITGRPS, OI_NONE }, 2079 #define O_SLFH 0x94 2080 { "SingleLineFromHeader", O_SLFH, OI_SAFE }, 2081 #define O_ABH 0x95 2082 { "AllowBogusHELO", O_ABH, OI_SAFE }, 2083 #define O_CONNTHROT 0x97 2084 { "ConnectionRateThrottle", O_CONNTHROT, OI_NONE }, 2085 #define O_UGW 0x99 2086 { "UnsafeGroupWrites", O_UGW, OI_NONE }, 2087 #define O_DBLBOUNCE 0x9a 2088 { "DoubleBounceAddress", O_DBLBOUNCE, OI_NONE }, 2089 #define O_HSDIR 0x9b 2090 { "HostStatusDirectory", O_HSDIR, OI_NONE }, 2091 #define O_SINGTHREAD 0x9c 2092 { "SingleThreadDelivery", O_SINGTHREAD, OI_NONE }, 2093 #define O_RUNASUSER 0x9d 2094 { "RunAsUser", O_RUNASUSER, OI_NONE }, 2095 #define O_DSN_RRT 0x9e 2096 { "RrtImpliesDsn", O_DSN_RRT, OI_NONE }, 2097 #define O_PIDFILE 0x9f 2098 { "PidFile", O_PIDFILE, OI_NONE }, 2099 #define O_DONTBLAMESENDMAIL 0xa0 2100 { "DontBlameSendmail", O_DONTBLAMESENDMAIL, OI_NONE }, 2101 #define O_DPI 0xa1 2102 { "DontProbeInterfaces", O_DPI, OI_NONE }, 2103 #define O_MAXRCPT 0xa2 2104 { "MaxRecipientsPerMessage", O_MAXRCPT, OI_SAFE }, 2105 #define O_DEADLETTER 0xa3 2106 { "DeadLetterDrop", O_DEADLETTER, OI_NONE }, 2107 #if _FFR_DONTLOCKFILESFORREAD_OPTION 2108 # define O_DONTLOCK 0xa4 2109 { "DontLockFilesForRead", O_DONTLOCK, OI_NONE }, 2110 #endif /* _FFR_DONTLOCKFILESFORREAD_OPTION */ 2111 #define O_MAXALIASRCSN 0xa5 2112 { "MaxAliasRecursion", O_MAXALIASRCSN, OI_NONE }, 2113 #define O_CNCTONLYTO 0xa6 2114 { "ConnectOnlyTo", O_CNCTONLYTO, OI_NONE }, 2115 #define O_TRUSTUSER 0xa7 2116 { "TrustedUser", O_TRUSTUSER, OI_NONE }, 2117 #define O_MAXMIMEHDRLEN 0xa8 2118 { "MaxMimeHeaderLength", O_MAXMIMEHDRLEN, OI_NONE }, 2119 #define O_CONTROLSOCKET 0xa9 2120 { "ControlSocketName", O_CONTROLSOCKET, OI_NONE }, 2121 #define O_MAXHDRSLEN 0xaa 2122 { "MaxHeadersLength", O_MAXHDRSLEN, OI_NONE }, 2123 #if _FFR_MAX_FORWARD_ENTRIES 2124 # define O_MAXFORWARD 0xab 2125 { "MaxForwardEntries", O_MAXFORWARD, OI_NONE }, 2126 #endif /* _FFR_MAX_FORWARD_ENTRIES */ 2127 #define O_PROCTITLEPREFIX 0xac 2128 { "ProcessTitlePrefix", O_PROCTITLEPREFIX, OI_NONE }, 2129 #define O_SASLINFO 0xad 2130 #if _FFR_ALLOW_SASLINFO 2131 { "DefaultAuthInfo", O_SASLINFO, OI_SAFE }, 2132 #else /* _FFR_ALLOW_SASLINFO */ 2133 { "DefaultAuthInfo", O_SASLINFO, OI_NONE }, 2134 #endif /* _FFR_ALLOW_SASLINFO */ 2135 #define O_SASLMECH 0xae 2136 { "AuthMechanisms", O_SASLMECH, OI_NONE }, 2137 #define O_CLIENTPORT 0xaf 2138 { "ClientPortOptions", O_CLIENTPORT, OI_NONE }, 2139 #define O_DF_BUFSIZE 0xb0 2140 { "DataFileBufferSize", O_DF_BUFSIZE, OI_NONE }, 2141 #define O_XF_BUFSIZE 0xb1 2142 { "XscriptFileBufferSize", O_XF_BUFSIZE, OI_NONE }, 2143 #define O_LDAPDEFAULTSPEC 0xb2 2144 { "LDAPDefaultSpec", O_LDAPDEFAULTSPEC, OI_NONE }, 2145 #define O_SRVCERTFILE 0xb4 2146 { "ServerCertFile", O_SRVCERTFILE, OI_NONE }, 2147 #define O_SRVKEYFILE 0xb5 2148 { "ServerKeyFile", O_SRVKEYFILE, OI_NONE }, 2149 #define O_CLTCERTFILE 0xb6 2150 { "ClientCertFile", O_CLTCERTFILE, OI_NONE }, 2151 #define O_CLTKEYFILE 0xb7 2152 { "ClientKeyFile", O_CLTKEYFILE, OI_NONE }, 2153 #define O_CACERTFILE 0xb8 2154 { "CACertFile", O_CACERTFILE, OI_NONE }, 2155 #define O_CACERTPATH 0xb9 2156 { "CACertPath", O_CACERTPATH, OI_NONE }, 2157 #define O_DHPARAMS 0xba 2158 { "DHParameters", O_DHPARAMS, OI_NONE }, 2159 #define O_INPUTMILTER 0xbb 2160 { "InputMailFilters", O_INPUTMILTER, OI_NONE }, 2161 #define O_MILTER 0xbc 2162 { "Milter", O_MILTER, OI_SUBOPT }, 2163 #define O_SASLOPTS 0xbd 2164 { "AuthOptions", O_SASLOPTS, OI_NONE }, 2165 #define O_QUEUE_FILE_MODE 0xbe 2166 { "QueueFileMode", O_QUEUE_FILE_MODE, OI_NONE }, 2167 #if _FFR_TLS_1 2168 # define O_DHPARAMS5 0xbf 2169 { "DHParameters512", O_DHPARAMS5, OI_NONE }, 2170 # define O_CIPHERLIST 0xc0 2171 { "CipherList", O_CIPHERLIST, OI_NONE }, 2172 #endif /* _FFR_TLS_1 */ 2173 #define O_RANDFILE 0xc1 2174 { "RandFile", O_RANDFILE, OI_NONE }, 2175 #define O_TLS_SRV_OPTS 0xc2 2176 { "TLSSrvOptions", O_TLS_SRV_OPTS, OI_NONE }, 2177 #define O_RCPTTHROT 0xc3 2178 { "BadRcptThrottle", O_RCPTTHROT, OI_SAFE }, 2179 #define O_DLVR_MIN 0xc4 2180 { "DeliverByMin", O_DLVR_MIN, OI_NONE }, 2181 #define O_MAXQUEUECHILDREN 0xc5 2182 { "MaxQueueChildren", O_MAXQUEUECHILDREN, OI_NONE }, 2183 #define O_MAXRUNNERSPERQUEUE 0xc6 2184 { "MaxRunnersPerQueue", O_MAXRUNNERSPERQUEUE, OI_NONE }, 2185 #define O_DIRECTSUBMODIFIERS 0xc7 2186 { "DirectSubmissionModifiers", O_DIRECTSUBMODIFIERS, OI_NONE }, 2187 #define O_NICEQUEUERUN 0xc8 2188 { "NiceQueueRun", O_NICEQUEUERUN, OI_NONE }, 2189 #define O_SHMKEY 0xc9 2190 { "SharedMemoryKey", O_SHMKEY, OI_NONE }, 2191 #define O_SASLBITS 0xca 2192 { "AuthMaxBits", O_SASLBITS, OI_NONE }, 2193 #define O_MBDB 0xcb 2194 { "MailboxDatabase", O_MBDB, OI_NONE }, 2195 #define O_MSQ 0xcc 2196 { "UseMSP", O_MSQ, OI_NONE }, 2197 #define O_DELAY_LA 0xcd 2198 { "DelayLA", O_DELAY_LA, OI_NONE }, 2199 #define O_FASTSPLIT 0xce 2200 { "FastSplit", O_FASTSPLIT, OI_NONE }, 2201 #define O_SOFTBOUNCE 0xcf 2202 { "SoftBounce", O_SOFTBOUNCE, OI_NONE }, 2203 #define O_SHMKEYFILE 0xd0 2204 { "SharedMemoryKeyFile", O_SHMKEYFILE, OI_NONE }, 2205 #define O_REJECTLOGINTERVAL 0xd1 2206 { "RejectLogInterval", O_REJECTLOGINTERVAL, OI_NONE }, 2207 #define O_REQUIRES_DIR_FSYNC 0xd2 2208 { "RequiresDirfsync", O_REQUIRES_DIR_FSYNC, OI_NONE }, 2209 #define O_CONNECTION_RATE_WINDOW_SIZE 0xd3 2210 { "ConnectionRateWindowSize", O_CONNECTION_RATE_WINDOW_SIZE, OI_NONE }, 2211 #define O_CRLFILE 0xd4 2212 { "CRLFile", O_CRLFILE, OI_NONE }, 2213 #define O_FALLBACKSMARTHOST 0xd5 2214 { "FallbackSmartHost", O_FALLBACKSMARTHOST, OI_NONE }, 2215 #define O_SASLREALM 0xd6 2216 { "AuthRealm", O_SASLREALM, OI_NONE }, 2217 #if _FFR_CRLPATH 2218 # define O_CRLPATH 0xd7 2219 { "CRLPath", O_CRLPATH, OI_NONE }, 2220 #endif /* _FFR_CRLPATH */ 2221 #define O_HELONAME 0xd8 2222 { "HeloName", O_HELONAME, OI_NONE }, 2223 #if _FFR_MEMSTAT 2224 # define O_REFUSELOWMEM 0xd9 2225 { "RefuseLowMem", O_REFUSELOWMEM, OI_NONE }, 2226 # define O_QUEUELOWMEM 0xda 2227 { "QueueLowMem", O_QUEUELOWMEM, OI_NONE }, 2228 # define O_MEMRESOURCE 0xdb 2229 { "MemoryResource", O_MEMRESOURCE, OI_NONE }, 2230 #endif /* _FFR_MEMSTAT */ 2231 #define O_MAXNOOPCOMMANDS 0xdc 2232 { "MaxNOOPCommands", O_MAXNOOPCOMMANDS, OI_NONE }, 2233 #if _FFR_MSG_ACCEPT 2234 # define O_MSG_ACCEPT 0xdd 2235 { "MessageAccept", O_MSG_ACCEPT, OI_NONE }, 2236 #endif /* _FFR_MSG_ACCEPT */ 2237 #if _FFR_QUEUE_RUN_PARANOIA 2238 # define O_CHK_Q_RUNNERS 0xde 2239 { "CheckQueueRunners", O_CHK_Q_RUNNERS, OI_NONE }, 2240 #endif /* _FFR_QUEUE_RUN_PARANOIA */ 2241 #if _FFR_EIGHT_BIT_ADDR_OK 2242 # if !ALLOW_255 2243 # ERROR FFR_EIGHT_BIT_ADDR_OK requires _ALLOW_255 2244 # endif /* !ALLOW_255 */ 2245 # define O_EIGHT_BIT_ADDR_OK 0xdf 2246 { "EightBitAddrOK", O_EIGHT_BIT_ADDR_OK, OI_NONE }, 2247 #endif /* _FFR_EIGHT_BIT_ADDR_OK */ 2248 #if _FFR_ADDR_TYPE_MODES 2249 # define O_ADDR_TYPE_MODES 0xe0 2250 { "AddrTypeModes", O_ADDR_TYPE_MODES, OI_NONE }, 2251 #endif /* _FFR_ADDR_TYPE_MODES */ 2252 2253 { NULL, '\0', OI_NONE } 2254 }; 2255 2256 # define CANONIFY(val) 2257 2258 # define SET_OPT_DEFAULT(opt, val) opt = val 2259 2260 /* set a string option by expanding the value and assigning it */ 2261 /* WARNING this belongs ONLY into a case statement! */ 2262 #define SET_STRING_EXP(str) \ 2263 expand(val, exbuf, sizeof(exbuf), e); \ 2264 newval = sm_pstrdup_x(exbuf); \ 2265 if (str != NULL) \ 2266 sm_free(str); \ 2267 CANONIFY(newval); \ 2268 str = newval; \ 2269 break 2270 2271 #define OPTNAME o->o_name == NULL ? "<unknown>" : o->o_name 2272 2273 void 2274 setoption(opt, val, safe, sticky, e) 2275 int opt; 2276 char *val; 2277 bool safe; 2278 bool sticky; 2279 register ENVELOPE *e; 2280 { 2281 register char *p; 2282 register struct optioninfo *o; 2283 char *subopt; 2284 int mid; 2285 bool can_setuid = RunAsUid == 0; 2286 auto char *ep; 2287 char buf[50]; 2288 extern bool Warn_Q_option; 2289 #if _FFR_ALLOW_SASLINFO 2290 extern unsigned int SubmitMode; 2291 #endif /* _FFR_ALLOW_SASLINFO */ 2292 #if STARTTLS || SM_CONF_SHM 2293 char *newval; 2294 char exbuf[MAXLINE]; 2295 #endif /* STARTTLS || SM_CONF_SHM */ 2296 2297 errno = 0; 2298 if (opt == ' ') 2299 { 2300 /* full word options */ 2301 struct optioninfo *sel; 2302 2303 p = strchr(val, '='); 2304 if (p == NULL) 2305 p = &val[strlen(val)]; 2306 while (*--p == ' ') 2307 continue; 2308 while (*++p == ' ') 2309 *p = '\0'; 2310 if (p == val) 2311 { 2312 syserr("readcf: null option name"); 2313 return; 2314 } 2315 if (*p == '=') 2316 *p++ = '\0'; 2317 while (*p == ' ') 2318 p++; 2319 subopt = strchr(val, '.'); 2320 if (subopt != NULL) 2321 *subopt++ = '\0'; 2322 sel = NULL; 2323 for (o = OptionTab; o->o_name != NULL; o++) 2324 { 2325 if (sm_strncasecmp(o->o_name, val, strlen(val)) != 0) 2326 continue; 2327 if (strlen(o->o_name) == strlen(val)) 2328 { 2329 /* completely specified -- this must be it */ 2330 sel = NULL; 2331 break; 2332 } 2333 if (sel != NULL) 2334 break; 2335 sel = o; 2336 } 2337 if (sel != NULL && o->o_name == NULL) 2338 o = sel; 2339 else if (o->o_name == NULL) 2340 { 2341 syserr("readcf: unknown option name %s", val); 2342 return; 2343 } 2344 else if (sel != NULL) 2345 { 2346 syserr("readcf: ambiguous option name %s (matches %s and %s)", 2347 val, sel->o_name, o->o_name); 2348 return; 2349 } 2350 if (strlen(val) != strlen(o->o_name)) 2351 { 2352 int oldVerbose = Verbose; 2353 2354 Verbose = 1; 2355 message("Option %s used as abbreviation for %s", 2356 val, o->o_name); 2357 Verbose = oldVerbose; 2358 } 2359 opt = o->o_code; 2360 val = p; 2361 } 2362 else 2363 { 2364 for (o = OptionTab; o->o_name != NULL; o++) 2365 { 2366 if (o->o_code == opt) 2367 break; 2368 } 2369 if (o->o_name == NULL) 2370 { 2371 syserr("readcf: unknown option name 0x%x", opt & 0xff); 2372 return; 2373 } 2374 subopt = NULL; 2375 } 2376 2377 if (subopt != NULL && !bitset(OI_SUBOPT, o->o_flags)) 2378 { 2379 if (tTd(37, 1)) 2380 sm_dprintf("setoption: %s does not support suboptions, ignoring .%s\n", 2381 OPTNAME, subopt); 2382 subopt = NULL; 2383 } 2384 2385 if (tTd(37, 1)) 2386 { 2387 sm_dprintf(isascii(opt) && isprint(opt) ? 2388 "setoption %s (%c)%s%s=" : 2389 "setoption %s (0x%x)%s%s=", 2390 OPTNAME, opt, subopt == NULL ? "" : ".", 2391 subopt == NULL ? "" : subopt); 2392 xputs(sm_debug_file(), val); 2393 } 2394 2395 /* 2396 ** See if this option is preset for us. 2397 */ 2398 2399 if (!sticky && bitnset(opt, StickyOpt)) 2400 { 2401 if (tTd(37, 1)) 2402 sm_dprintf(" (ignored)\n"); 2403 return; 2404 } 2405 2406 /* 2407 ** Check to see if this option can be specified by this user. 2408 */ 2409 2410 if (!safe && RealUid == 0) 2411 safe = true; 2412 if (!safe && !bitset(OI_SAFE, o->o_flags)) 2413 { 2414 if (opt != 'M' || (val[0] != 'r' && val[0] != 's')) 2415 { 2416 int dp; 2417 2418 if (tTd(37, 1)) 2419 sm_dprintf(" (unsafe)"); 2420 dp = drop_privileges(true); 2421 setstat(dp); 2422 } 2423 } 2424 if (tTd(37, 1)) 2425 sm_dprintf("\n"); 2426 2427 switch (opt & 0xff) 2428 { 2429 case '7': /* force seven-bit input */ 2430 SevenBitInput = atobool(val); 2431 break; 2432 2433 case '8': /* handling of 8-bit input */ 2434 #if MIME8TO7 2435 switch (*val) 2436 { 2437 case 'p': /* pass 8 bit, convert MIME */ 2438 MimeMode = MM_CVTMIME|MM_PASS8BIT; 2439 break; 2440 2441 case 'm': /* convert 8-bit, convert MIME */ 2442 MimeMode = MM_CVTMIME|MM_MIME8BIT; 2443 break; 2444 2445 case 's': /* strict adherence */ 2446 MimeMode = MM_CVTMIME; 2447 break; 2448 2449 # if 0 2450 case 'r': /* reject 8-bit, don't convert MIME */ 2451 MimeMode = 0; 2452 break; 2453 2454 case 'j': /* "just send 8" */ 2455 MimeMode = MM_PASS8BIT; 2456 break; 2457 2458 case 'a': /* encode 8 bit if available */ 2459 MimeMode = MM_MIME8BIT|MM_PASS8BIT|MM_CVTMIME; 2460 break; 2461 2462 case 'c': /* convert 8 bit to MIME, never 7 bit */ 2463 MimeMode = MM_MIME8BIT; 2464 break; 2465 # endif /* 0 */ 2466 2467 default: 2468 syserr("Unknown 8-bit mode %c", *val); 2469 finis(false, true, EX_USAGE); 2470 } 2471 #else /* MIME8TO7 */ 2472 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 2473 "Warning: Option: %s requires MIME8TO7 support\n", 2474 OPTNAME); 2475 #endif /* MIME8TO7 */ 2476 break; 2477 2478 case 'A': /* set default alias file */ 2479 if (val[0] == '\0') 2480 { 2481 char *al; 2482 2483 SET_OPT_DEFAULT(al, "aliases"); 2484 setalias(al); 2485 } 2486 else 2487 setalias(val); 2488 break; 2489 2490 case 'a': /* look N minutes for "@:@" in alias file */ 2491 if (val[0] == '\0') 2492 SafeAlias = 5 MINUTES; 2493 else 2494 SafeAlias = convtime(val, 'm'); 2495 break; 2496 2497 case 'B': /* substitution for blank character */ 2498 SpaceSub = val[0]; 2499 if (SpaceSub == '\0') 2500 SpaceSub = ' '; 2501 break; 2502 2503 case 'b': /* min blocks free on queue fs/max msg size */ 2504 p = strchr(val, '/'); 2505 if (p != NULL) 2506 { 2507 *p++ = '\0'; 2508 MaxMessageSize = atol(p); 2509 } 2510 MinBlocksFree = atol(val); 2511 break; 2512 2513 case 'c': /* don't connect to "expensive" mailers */ 2514 NoConnect = atobool(val); 2515 break; 2516 2517 case 'C': /* checkpoint every N addresses */ 2518 if (safe || CheckpointInterval > atoi(val)) 2519 CheckpointInterval = atoi(val); 2520 break; 2521 2522 case 'd': /* delivery mode */ 2523 switch (*val) 2524 { 2525 case '\0': 2526 set_delivery_mode(SM_DELIVER, e); 2527 break; 2528 2529 case SM_QUEUE: /* queue only */ 2530 case SM_DEFER: /* queue only and defer map lookups */ 2531 case SM_DELIVER: /* do everything */ 2532 case SM_FORK: /* fork after verification */ 2533 #if _FFR_DM_ONE 2534 /* deliver first TA in background, then queue */ 2535 case SM_DM_ONE: 2536 #endif /* _FFR_DM_ONE */ 2537 set_delivery_mode(*val, e); 2538 break; 2539 2540 default: 2541 syserr("Unknown delivery mode %c", *val); 2542 finis(false, true, EX_USAGE); 2543 } 2544 break; 2545 2546 case 'E': /* error message header/header file */ 2547 if (*val != '\0') 2548 ErrMsgFile = newstr(val); 2549 break; 2550 2551 case 'e': /* set error processing mode */ 2552 switch (*val) 2553 { 2554 case EM_QUIET: /* be silent about it */ 2555 case EM_MAIL: /* mail back */ 2556 case EM_BERKNET: /* do berknet error processing */ 2557 case EM_WRITE: /* write back (or mail) */ 2558 case EM_PRINT: /* print errors normally (default) */ 2559 e->e_errormode = *val; 2560 break; 2561 } 2562 break; 2563 2564 case 'F': /* file mode */ 2565 FileMode = atooct(val) & 0777; 2566 break; 2567 2568 case 'f': /* save Unix-style From lines on front */ 2569 SaveFrom = atobool(val); 2570 break; 2571 2572 case 'G': /* match recipients against GECOS field */ 2573 MatchGecos = atobool(val); 2574 break; 2575 2576 case 'g': /* default gid */ 2577 g_opt: 2578 if (isascii(*val) && isdigit(*val)) 2579 DefGid = atoi(val); 2580 else 2581 { 2582 register struct group *gr; 2583 2584 DefGid = -1; 2585 gr = getgrnam(val); 2586 if (gr == NULL) 2587 syserr("readcf: option %c: unknown group %s", 2588 opt, val); 2589 else 2590 DefGid = gr->gr_gid; 2591 } 2592 break; 2593 2594 case 'H': /* help file */ 2595 if (val[0] == '\0') 2596 { 2597 SET_OPT_DEFAULT(HelpFile, "helpfile"); 2598 } 2599 else 2600 { 2601 CANONIFY(val); 2602 HelpFile = newstr(val); 2603 } 2604 break; 2605 2606 case 'h': /* maximum hop count */ 2607 MaxHopCount = atoi(val); 2608 break; 2609 2610 case 'I': /* use internet domain name server */ 2611 #if NAMED_BIND 2612 for (p = val; *p != 0; ) 2613 { 2614 bool clearmode; 2615 char *q; 2616 struct resolverflags *rfp; 2617 2618 while (*p == ' ') 2619 p++; 2620 if (*p == '\0') 2621 break; 2622 clearmode = false; 2623 if (*p == '-') 2624 clearmode = true; 2625 else if (*p != '+') 2626 p--; 2627 p++; 2628 q = p; 2629 while (*p != '\0' && !(isascii(*p) && isspace(*p))) 2630 p++; 2631 if (*p != '\0') 2632 *p++ = '\0'; 2633 if (sm_strcasecmp(q, "HasWildcardMX") == 0) 2634 { 2635 HasWildcardMX = !clearmode; 2636 continue; 2637 } 2638 if (sm_strcasecmp(q, "WorkAroundBrokenAAAA") == 0) 2639 { 2640 WorkAroundBrokenAAAA = !clearmode; 2641 continue; 2642 } 2643 for (rfp = ResolverFlags; rfp->rf_name != NULL; rfp++) 2644 { 2645 if (sm_strcasecmp(q, rfp->rf_name) == 0) 2646 break; 2647 } 2648 if (rfp->rf_name == NULL) 2649 syserr("readcf: I option value %s unrecognized", q); 2650 else if (clearmode) 2651 _res.options &= ~rfp->rf_bits; 2652 else 2653 _res.options |= rfp->rf_bits; 2654 } 2655 if (tTd(8, 2)) 2656 sm_dprintf("_res.options = %x, HasWildcardMX = %d\n", 2657 (unsigned int) _res.options, HasWildcardMX); 2658 #else /* NAMED_BIND */ 2659 usrerr("name server (I option) specified but BIND not compiled in"); 2660 #endif /* NAMED_BIND */ 2661 break; 2662 2663 case 'i': /* ignore dot lines in message */ 2664 IgnrDot = atobool(val); 2665 break; 2666 2667 case 'j': /* send errors in MIME (RFC 1341) format */ 2668 SendMIMEErrors = atobool(val); 2669 break; 2670 2671 case 'J': /* .forward search path */ 2672 CANONIFY(val); 2673 ForwardPath = newstr(val); 2674 break; 2675 2676 case 'k': /* connection cache size */ 2677 MaxMciCache = atoi(val); 2678 if (MaxMciCache < 0) 2679 MaxMciCache = 0; 2680 break; 2681 2682 case 'K': /* connection cache timeout */ 2683 MciCacheTimeout = convtime(val, 'm'); 2684 break; 2685 2686 case 'l': /* use Errors-To: header */ 2687 UseErrorsTo = atobool(val); 2688 break; 2689 2690 case 'L': /* log level */ 2691 if (safe || LogLevel < atoi(val)) 2692 LogLevel = atoi(val); 2693 break; 2694 2695 case 'M': /* define macro */ 2696 sticky = false; 2697 mid = macid_parse(val, &ep); 2698 if (mid == 0) 2699 break; 2700 p = newstr(ep); 2701 if (!safe) 2702 cleanstrcpy(p, p, strlen(p) + 1); 2703 macdefine(&CurEnv->e_macro, A_TEMP, mid, p); 2704 break; 2705 2706 case 'm': /* send to me too */ 2707 MeToo = atobool(val); 2708 break; 2709 2710 case 'n': /* validate RHS in newaliases */ 2711 CheckAliases = atobool(val); 2712 break; 2713 2714 /* 'N' available -- was "net name" */ 2715 2716 case 'O': /* daemon options */ 2717 if (!setdaemonoptions(val)) 2718 syserr("too many daemons defined (%d max)", MAXDAEMONS); 2719 break; 2720 2721 case 'o': /* assume old style headers */ 2722 if (atobool(val)) 2723 CurEnv->e_flags |= EF_OLDSTYLE; 2724 else 2725 CurEnv->e_flags &= ~EF_OLDSTYLE; 2726 break; 2727 2728 case 'p': /* select privacy level */ 2729 p = val; 2730 for (;;) 2731 { 2732 register struct prival *pv; 2733 extern struct prival PrivacyValues[]; 2734 2735 while (isascii(*p) && (isspace(*p) || ispunct(*p))) 2736 p++; 2737 if (*p == '\0') 2738 break; 2739 val = p; 2740 while (isascii(*p) && isalnum(*p)) 2741 p++; 2742 if (*p != '\0') 2743 *p++ = '\0'; 2744 2745 for (pv = PrivacyValues; pv->pv_name != NULL; pv++) 2746 { 2747 if (sm_strcasecmp(val, pv->pv_name) == 0) 2748 break; 2749 } 2750 if (pv->pv_name == NULL) 2751 syserr("readcf: Op line: %s unrecognized", val); 2752 else 2753 PrivacyFlags |= pv->pv_flag; 2754 } 2755 sticky = false; 2756 break; 2757 2758 case 'P': /* postmaster copy address for returned mail */ 2759 PostMasterCopy = newstr(val); 2760 break; 2761 2762 case 'q': /* slope of queue only function */ 2763 QueueFactor = atoi(val); 2764 break; 2765 2766 case 'Q': /* queue directory */ 2767 if (val[0] == '\0') 2768 { 2769 QueueDir = "mqueue"; 2770 } 2771 else 2772 { 2773 QueueDir = newstr(val); 2774 } 2775 if (RealUid != 0 && !safe) 2776 Warn_Q_option = true; 2777 break; 2778 2779 case 'R': /* don't prune routes */ 2780 DontPruneRoutes = atobool(val); 2781 break; 2782 2783 case 'r': /* read timeout */ 2784 if (subopt == NULL) 2785 inittimeouts(val, sticky); 2786 else 2787 settimeout(subopt, val, sticky); 2788 break; 2789 2790 case 'S': /* status file */ 2791 if (val[0] == '\0') 2792 { 2793 SET_OPT_DEFAULT(StatFile, "statistics"); 2794 } 2795 else 2796 { 2797 CANONIFY(val); 2798 StatFile = newstr(val); 2799 } 2800 break; 2801 2802 case 's': /* be super safe, even if expensive */ 2803 if (tolower(*val) == 'i') 2804 SuperSafe = SAFE_INTERACTIVE; 2805 else if (tolower(*val) == 'p') 2806 #if MILTER 2807 SuperSafe = SAFE_REALLY_POSTMILTER; 2808 #else /* MILTER */ 2809 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 2810 "Warning: SuperSafe=PostMilter requires Milter support (-DMILTER)\n"); 2811 #endif /* MILTER */ 2812 else 2813 SuperSafe = atobool(val) ? SAFE_REALLY : SAFE_NO; 2814 break; 2815 2816 case 'T': /* queue timeout */ 2817 p = strchr(val, '/'); 2818 if (p != NULL) 2819 { 2820 *p++ = '\0'; 2821 settimeout("queuewarn", p, sticky); 2822 } 2823 settimeout("queuereturn", val, sticky); 2824 break; 2825 2826 case 't': /* time zone name */ 2827 TimeZoneSpec = newstr(val); 2828 break; 2829 2830 case 'U': /* location of user database */ 2831 UdbSpec = newstr(val); 2832 break; 2833 2834 case 'u': /* set default uid */ 2835 for (p = val; *p != '\0'; p++) 2836 { 2837 # if _FFR_DOTTED_USERNAMES 2838 if (*p == '/' || *p == ':') 2839 # else /* _FFR_DOTTED_USERNAMES */ 2840 if (*p == '.' || *p == '/' || *p == ':') 2841 # endif /* _FFR_DOTTED_USERNAMES */ 2842 { 2843 *p++ = '\0'; 2844 break; 2845 } 2846 } 2847 if (isascii(*val) && isdigit(*val)) 2848 { 2849 DefUid = atoi(val); 2850 setdefuser(); 2851 } 2852 else 2853 { 2854 register struct passwd *pw; 2855 2856 DefUid = -1; 2857 pw = sm_getpwnam(val); 2858 if (pw == NULL) 2859 { 2860 syserr("readcf: option u: unknown user %s", val); 2861 break; 2862 } 2863 else 2864 { 2865 DefUid = pw->pw_uid; 2866 DefGid = pw->pw_gid; 2867 DefUser = newstr(pw->pw_name); 2868 } 2869 } 2870 2871 # ifdef UID_MAX 2872 if (DefUid > UID_MAX) 2873 { 2874 syserr("readcf: option u: uid value (%ld) > UID_MAX (%ld); ignored", 2875 (long)DefUid, (long)UID_MAX); 2876 break; 2877 } 2878 # endif /* UID_MAX */ 2879 2880 /* handle the group if it is there */ 2881 if (*p == '\0') 2882 break; 2883 val = p; 2884 goto g_opt; 2885 2886 case 'V': /* fallback MX host */ 2887 if (val[0] != '\0') 2888 FallbackMX = newstr(val); 2889 break; 2890 2891 case 'v': /* run in verbose mode */ 2892 Verbose = atobool(val) ? 1 : 0; 2893 break; 2894 2895 case 'w': /* if we are best MX, try host directly */ 2896 TryNullMXList = atobool(val); 2897 break; 2898 2899 /* 'W' available -- was wizard password */ 2900 2901 case 'x': /* load avg at which to auto-queue msgs */ 2902 QueueLA = atoi(val); 2903 break; 2904 2905 case 'X': /* load avg at which to auto-reject connections */ 2906 RefuseLA = atoi(val); 2907 break; 2908 2909 case O_DELAY_LA: /* load avg at which to delay connections */ 2910 DelayLA = atoi(val); 2911 break; 2912 2913 case 'y': /* work recipient factor */ 2914 WkRecipFact = atoi(val); 2915 break; 2916 2917 case 'Y': /* fork jobs during queue runs */ 2918 ForkQueueRuns = atobool(val); 2919 break; 2920 2921 case 'z': /* work message class factor */ 2922 WkClassFact = atoi(val); 2923 break; 2924 2925 case 'Z': /* work time factor */ 2926 WkTimeFact = atoi(val); 2927 break; 2928 2929 2930 #if _FFR_QUEUE_GROUP_SORTORDER 2931 /* coordinate this with makequeue() */ 2932 #endif /* _FFR_QUEUE_GROUP_SORTORDER */ 2933 case O_QUEUESORTORD: /* queue sorting order */ 2934 switch (*val) 2935 { 2936 case 'f': /* File Name */ 2937 case 'F': 2938 QueueSortOrder = QSO_BYFILENAME; 2939 break; 2940 2941 case 'h': /* Host first */ 2942 case 'H': 2943 QueueSortOrder = QSO_BYHOST; 2944 break; 2945 2946 case 'm': /* Modification time */ 2947 case 'M': 2948 QueueSortOrder = QSO_BYMODTIME; 2949 break; 2950 2951 case 'p': /* Priority order */ 2952 case 'P': 2953 QueueSortOrder = QSO_BYPRIORITY; 2954 break; 2955 2956 case 't': /* Submission time */ 2957 case 'T': 2958 QueueSortOrder = QSO_BYTIME; 2959 break; 2960 2961 case 'r': /* Random */ 2962 case 'R': 2963 QueueSortOrder = QSO_RANDOM; 2964 break; 2965 2966 #if _FFR_RHS 2967 case 's': /* Shuffled host name */ 2968 case 'S': 2969 QueueSortOrder = QSO_BYSHUFFLE; 2970 break; 2971 #endif /* _FFR_RHS */ 2972 2973 case 'n': /* none */ 2974 case 'N': 2975 QueueSortOrder = QSO_NONE; 2976 break; 2977 2978 default: 2979 syserr("Invalid queue sort order \"%s\"", val); 2980 } 2981 break; 2982 2983 case O_HOSTSFILE: /* pathname of /etc/hosts file */ 2984 CANONIFY(val); 2985 HostsFile = newstr(val); 2986 break; 2987 2988 case O_MQA: /* minimum queue age between deliveries */ 2989 MinQueueAge = convtime(val, 'm'); 2990 break; 2991 2992 case O_DEFCHARSET: /* default character set for mimefying */ 2993 DefaultCharSet = newstr(denlstring(val, true, true)); 2994 break; 2995 2996 case O_SSFILE: /* service switch file */ 2997 CANONIFY(val); 2998 ServiceSwitchFile = newstr(val); 2999 break; 3000 3001 case O_DIALDELAY: /* delay for dial-on-demand operation */ 3002 DialDelay = convtime(val, 's'); 3003 break; 3004 3005 case O_NORCPTACTION: /* what to do if no recipient */ 3006 if (sm_strcasecmp(val, "none") == 0) 3007 NoRecipientAction = NRA_NO_ACTION; 3008 else if (sm_strcasecmp(val, "add-to") == 0) 3009 NoRecipientAction = NRA_ADD_TO; 3010 else if (sm_strcasecmp(val, "add-apparently-to") == 0) 3011 NoRecipientAction = NRA_ADD_APPARENTLY_TO; 3012 else if (sm_strcasecmp(val, "add-bcc") == 0) 3013 NoRecipientAction = NRA_ADD_BCC; 3014 else if (sm_strcasecmp(val, "add-to-undisclosed") == 0) 3015 NoRecipientAction = NRA_ADD_TO_UNDISCLOSED; 3016 else 3017 syserr("Invalid NoRecipientAction: %s", val); 3018 break; 3019 3020 case O_SAFEFILEENV: /* chroot() environ for writing to files */ 3021 if (*val == '\0') 3022 break; 3023 3024 /* strip trailing slashes */ 3025 p = val + strlen(val) - 1; 3026 while (p >= val && *p == '/') 3027 *p-- = '\0'; 3028 3029 if (*val == '\0') 3030 break; 3031 3032 SafeFileEnv = newstr(val); 3033 break; 3034 3035 case O_MAXMSGSIZE: /* maximum message size */ 3036 MaxMessageSize = atol(val); 3037 break; 3038 3039 case O_COLONOKINADDR: /* old style handling of colon addresses */ 3040 ColonOkInAddr = atobool(val); 3041 break; 3042 3043 case O_MAXQUEUERUN: /* max # of jobs in a single queue run */ 3044 MaxQueueRun = atoi(val); 3045 break; 3046 3047 case O_MAXCHILDREN: /* max # of children of daemon */ 3048 MaxChildren = atoi(val); 3049 break; 3050 3051 case O_MAXQUEUECHILDREN: /* max # of children of daemon */ 3052 MaxQueueChildren = atoi(val); 3053 break; 3054 3055 case O_MAXRUNNERSPERQUEUE: /* max # runners in a queue group */ 3056 MaxRunnersPerQueue = atoi(val); 3057 break; 3058 3059 case O_NICEQUEUERUN: /* nice queue runs */ 3060 #if !HASNICE 3061 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3062 "Warning: NiceQueueRun set on system that doesn't support nice()\n"); 3063 #endif /* !HASNICE */ 3064 3065 /* XXX do we want to check the range? > 0 ? */ 3066 NiceQueueRun = atoi(val); 3067 break; 3068 3069 case O_SHMKEY: /* shared memory key */ 3070 #if SM_CONF_SHM 3071 ShmKey = atol(val); 3072 #else /* SM_CONF_SHM */ 3073 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3074 "Warning: Option: %s requires shared memory support (-DSM_CONF_SHM)\n", 3075 OPTNAME); 3076 #endif /* SM_CONF_SHM */ 3077 break; 3078 3079 case O_SHMKEYFILE: /* shared memory key file */ 3080 #if SM_CONF_SHM 3081 SET_STRING_EXP(ShmKeyFile); 3082 #else /* SM_CONF_SHM */ 3083 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3084 "Warning: Option: %s requires shared memory support (-DSM_CONF_SHM)\n", 3085 OPTNAME); 3086 break; 3087 #endif /* SM_CONF_SHM */ 3088 3089 #if _FFR_MAX_FORWARD_ENTRIES 3090 case O_MAXFORWARD: /* max # of forward entries */ 3091 MaxForwardEntries = atoi(val); 3092 break; 3093 #endif /* _FFR_MAX_FORWARD_ENTRIES */ 3094 3095 case O_KEEPCNAMES: /* don't expand CNAME records */ 3096 DontExpandCnames = atobool(val); 3097 break; 3098 3099 case O_MUSTQUOTE: /* must quote these characters in phrases */ 3100 (void) sm_strlcpy(buf, "@,;:\\()[]", sizeof(buf)); 3101 if (strlen(val) < sizeof(buf) - 10) 3102 (void) sm_strlcat(buf, val, sizeof(buf)); 3103 else 3104 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3105 "Warning: MustQuoteChars too long, ignored.\n"); 3106 MustQuoteChars = newstr(buf); 3107 break; 3108 3109 case O_SMTPGREETING: /* SMTP greeting message (old $e macro) */ 3110 SmtpGreeting = newstr(munchstring(val, NULL, '\0')); 3111 break; 3112 3113 case O_UNIXFROM: /* UNIX From_ line (old $l macro) */ 3114 UnixFromLine = newstr(munchstring(val, NULL, '\0')); 3115 break; 3116 3117 case O_OPCHARS: /* operator characters (old $o macro) */ 3118 if (OperatorChars != NULL) 3119 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3120 "Warning: OperatorChars is being redefined.\n It should only be set before ruleset definitions.\n"); 3121 OperatorChars = newstr(munchstring(val, NULL, '\0')); 3122 break; 3123 3124 case O_DONTINITGRPS: /* don't call initgroups(3) */ 3125 DontInitGroups = atobool(val); 3126 break; 3127 3128 case O_SLFH: /* make sure from fits on one line */ 3129 SingleLineFromHeader = atobool(val); 3130 break; 3131 3132 case O_ABH: /* allow HELO commands with syntax errors */ 3133 AllowBogusHELO = atobool(val); 3134 break; 3135 3136 case O_CONNTHROT: /* connection rate throttle */ 3137 ConnRateThrottle = atoi(val); 3138 break; 3139 3140 case O_UGW: /* group writable files are unsafe */ 3141 if (!atobool(val)) 3142 { 3143 setbitn(DBS_GROUPWRITABLEFORWARDFILESAFE, 3144 DontBlameSendmail); 3145 setbitn(DBS_GROUPWRITABLEINCLUDEFILESAFE, 3146 DontBlameSendmail); 3147 } 3148 break; 3149 3150 case O_DBLBOUNCE: /* address to which to send double bounces */ 3151 DoubleBounceAddr = newstr(val); 3152 break; 3153 3154 case O_HSDIR: /* persistent host status directory */ 3155 if (val[0] != '\0') 3156 { 3157 CANONIFY(val); 3158 HostStatDir = newstr(val); 3159 } 3160 break; 3161 3162 case O_SINGTHREAD: /* single thread deliveries (requires hsdir) */ 3163 SingleThreadDelivery = atobool(val); 3164 break; 3165 3166 case O_RUNASUSER: /* run bulk of code as this user */ 3167 for (p = val; *p != '\0'; p++) 3168 { 3169 # if _FFR_DOTTED_USERNAMES 3170 if (*p == '/' || *p == ':') 3171 # else /* _FFR_DOTTED_USERNAMES */ 3172 if (*p == '.' || *p == '/' || *p == ':') 3173 # endif /* _FFR_DOTTED_USERNAMES */ 3174 { 3175 *p++ = '\0'; 3176 break; 3177 } 3178 } 3179 if (isascii(*val) && isdigit(*val)) 3180 { 3181 if (can_setuid) 3182 RunAsUid = atoi(val); 3183 } 3184 else 3185 { 3186 register struct passwd *pw; 3187 3188 pw = sm_getpwnam(val); 3189 if (pw == NULL) 3190 { 3191 syserr("readcf: option RunAsUser: unknown user %s", val); 3192 break; 3193 } 3194 else if (can_setuid) 3195 { 3196 if (*p == '\0') 3197 RunAsUserName = newstr(val); 3198 RunAsUid = pw->pw_uid; 3199 RunAsGid = pw->pw_gid; 3200 } 3201 else if (EffGid == pw->pw_gid) 3202 RunAsGid = pw->pw_gid; 3203 else if (UseMSP && *p == '\0') 3204 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3205 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3206 (int) EffGid, 3207 (int) pw->pw_gid); 3208 } 3209 # ifdef UID_MAX 3210 if (RunAsUid > UID_MAX) 3211 { 3212 syserr("readcf: option RunAsUser: uid value (%ld) > UID_MAX (%ld); ignored", 3213 (long) RunAsUid, (long) UID_MAX); 3214 break; 3215 } 3216 # endif /* UID_MAX */ 3217 if (*p != '\0') 3218 { 3219 if (isascii(*p) && isdigit(*p)) 3220 { 3221 gid_t runasgid; 3222 3223 runasgid = (gid_t) atoi(p); 3224 if (can_setuid || EffGid == runasgid) 3225 RunAsGid = runasgid; 3226 else if (UseMSP) 3227 (void) sm_io_fprintf(smioout, 3228 SM_TIME_DEFAULT, 3229 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3230 (int) EffGid, 3231 (int) runasgid); 3232 } 3233 else 3234 { 3235 register struct group *gr; 3236 3237 gr = getgrnam(p); 3238 if (gr == NULL) 3239 syserr("readcf: option RunAsUser: unknown group %s", 3240 p); 3241 else if (can_setuid || EffGid == gr->gr_gid) 3242 RunAsGid = gr->gr_gid; 3243 else if (UseMSP) 3244 (void) sm_io_fprintf(smioout, 3245 SM_TIME_DEFAULT, 3246 "WARNING: RunAsUser for MSP ignored, check group ids (egid=%d, want=%d)\n", 3247 (int) EffGid, 3248 (int) gr->gr_gid); 3249 } 3250 } 3251 if (tTd(47, 5)) 3252 sm_dprintf("readcf: RunAsUser = %d:%d\n", 3253 (int) RunAsUid, (int) RunAsGid); 3254 break; 3255 3256 case O_DSN_RRT: 3257 RrtImpliesDsn = atobool(val); 3258 break; 3259 3260 case O_PIDFILE: 3261 PSTRSET(PidFile, val); 3262 break; 3263 3264 case O_DONTBLAMESENDMAIL: 3265 p = val; 3266 for (;;) 3267 { 3268 register struct dbsval *dbs; 3269 extern struct dbsval DontBlameSendmailValues[]; 3270 3271 while (isascii(*p) && (isspace(*p) || ispunct(*p))) 3272 p++; 3273 if (*p == '\0') 3274 break; 3275 val = p; 3276 while (isascii(*p) && isalnum(*p)) 3277 p++; 3278 if (*p != '\0') 3279 *p++ = '\0'; 3280 3281 for (dbs = DontBlameSendmailValues; 3282 dbs->dbs_name != NULL; dbs++) 3283 { 3284 if (sm_strcasecmp(val, dbs->dbs_name) == 0) 3285 break; 3286 } 3287 if (dbs->dbs_name == NULL) 3288 syserr("readcf: DontBlameSendmail option: %s unrecognized", val); 3289 else if (dbs->dbs_flag == DBS_SAFE) 3290 clrbitmap(DontBlameSendmail); 3291 else 3292 setbitn(dbs->dbs_flag, DontBlameSendmail); 3293 } 3294 sticky = false; 3295 break; 3296 3297 case O_DPI: 3298 if (sm_strcasecmp(val, "loopback") == 0) 3299 DontProbeInterfaces = DPI_SKIPLOOPBACK; 3300 else if (atobool(val)) 3301 DontProbeInterfaces = DPI_PROBENONE; 3302 else 3303 DontProbeInterfaces = DPI_PROBEALL; 3304 break; 3305 3306 case O_MAXRCPT: 3307 MaxRcptPerMsg = atoi(val); 3308 break; 3309 3310 case O_RCPTTHROT: 3311 BadRcptThrottle = atoi(val); 3312 break; 3313 3314 case O_DEADLETTER: 3315 CANONIFY(val); 3316 PSTRSET(DeadLetterDrop, val); 3317 break; 3318 3319 #if _FFR_DONTLOCKFILESFORREAD_OPTION 3320 case O_DONTLOCK: 3321 DontLockReadFiles = atobool(val); 3322 break; 3323 #endif /* _FFR_DONTLOCKFILESFORREAD_OPTION */ 3324 3325 case O_MAXALIASRCSN: 3326 MaxAliasRecursion = atoi(val); 3327 break; 3328 3329 case O_CNCTONLYTO: 3330 /* XXX should probably use gethostbyname */ 3331 #if NETINET || NETINET6 3332 ConnectOnlyTo.sa.sa_family = AF_UNSPEC; 3333 # if NETINET6 3334 if (anynet_pton(AF_INET6, val, 3335 &ConnectOnlyTo.sin6.sin6_addr) != 1) 3336 ConnectOnlyTo.sa.sa_family = AF_INET6; 3337 else 3338 # endif /* NETINET6 */ 3339 # if NETINET 3340 { 3341 ConnectOnlyTo.sin.sin_addr.s_addr = inet_addr(val); 3342 if (ConnectOnlyTo.sin.sin_addr.s_addr != INADDR_NONE) 3343 ConnectOnlyTo.sa.sa_family = AF_INET; 3344 } 3345 3346 # endif /* NETINET */ 3347 if (ConnectOnlyTo.sa.sa_family == AF_UNSPEC) 3348 { 3349 syserr("readcf: option ConnectOnlyTo: invalid IP address %s", 3350 val); 3351 break; 3352 } 3353 #endif /* NETINET || NETINET6 */ 3354 break; 3355 3356 case O_TRUSTUSER: 3357 # if !HASFCHOWN && !defined(_FFR_DROP_TRUSTUSER_WARNING) 3358 if (!UseMSP) 3359 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3360 "readcf: option TrustedUser may cause problems on systems\n which do not support fchown() if UseMSP is not set.\n"); 3361 # endif /* !HASFCHOWN && !defined(_FFR_DROP_TRUSTUSER_WARNING) */ 3362 if (isascii(*val) && isdigit(*val)) 3363 TrustedUid = atoi(val); 3364 else 3365 { 3366 register struct passwd *pw; 3367 3368 TrustedUid = 0; 3369 pw = sm_getpwnam(val); 3370 if (pw == NULL) 3371 { 3372 syserr("readcf: option TrustedUser: unknown user %s", val); 3373 break; 3374 } 3375 else 3376 TrustedUid = pw->pw_uid; 3377 } 3378 3379 # ifdef UID_MAX 3380 if (TrustedUid > UID_MAX) 3381 { 3382 syserr("readcf: option TrustedUser: uid value (%ld) > UID_MAX (%ld)", 3383 (long) TrustedUid, (long) UID_MAX); 3384 TrustedUid = 0; 3385 } 3386 # endif /* UID_MAX */ 3387 break; 3388 3389 case O_MAXMIMEHDRLEN: 3390 p = strchr(val, '/'); 3391 if (p != NULL) 3392 *p++ = '\0'; 3393 MaxMimeHeaderLength = atoi(val); 3394 if (p != NULL && *p != '\0') 3395 MaxMimeFieldLength = atoi(p); 3396 else 3397 MaxMimeFieldLength = MaxMimeHeaderLength / 2; 3398 3399 if (MaxMimeHeaderLength <= 0) 3400 MaxMimeHeaderLength = 0; 3401 else if (MaxMimeHeaderLength < 128) 3402 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3403 "Warning: MaxMimeHeaderLength: header length limit set lower than 128\n"); 3404 3405 if (MaxMimeFieldLength <= 0) 3406 MaxMimeFieldLength = 0; 3407 else if (MaxMimeFieldLength < 40) 3408 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3409 "Warning: MaxMimeHeaderLength: field length limit set lower than 40\n"); 3410 3411 /* 3412 ** Headers field values now include leading space, so let's 3413 ** adjust the values to be "backward compatible". 3414 */ 3415 3416 if (MaxMimeHeaderLength > 0) 3417 MaxMimeHeaderLength++; 3418 if (MaxMimeFieldLength > 0) 3419 MaxMimeFieldLength++; 3420 break; 3421 3422 case O_CONTROLSOCKET: 3423 PSTRSET(ControlSocketName, val); 3424 break; 3425 3426 case O_MAXHDRSLEN: 3427 MaxHeadersLength = atoi(val); 3428 3429 if (MaxHeadersLength > 0 && 3430 MaxHeadersLength < (MAXHDRSLEN / 2)) 3431 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3432 "Warning: MaxHeadersLength: headers length limit set lower than %d\n", 3433 (MAXHDRSLEN / 2)); 3434 break; 3435 3436 case O_PROCTITLEPREFIX: 3437 PSTRSET(ProcTitlePrefix, val); 3438 break; 3439 3440 #if SASL 3441 case O_SASLINFO: 3442 # if _FFR_ALLOW_SASLINFO 3443 /* 3444 ** Allow users to select their own authinfo file 3445 ** under certain circumstances, otherwise just ignore 3446 ** the option. If the option isn't ignored, several 3447 ** commands don't work very well, e.g., mailq. 3448 ** However, this is not a "perfect" solution. 3449 ** If mail is queued, the authentication info 3450 ** will not be used in subsequent delivery attempts. 3451 ** If we really want to support this, then it has 3452 ** to be stored in the queue file. 3453 */ 3454 if (!bitset(SUBMIT_MSA, SubmitMode) && RealUid != 0 && 3455 RunAsUid != RealUid) 3456 break; 3457 # endif /* _FFR_ALLOW_SASLINFO */ 3458 PSTRSET(SASLInfo, val); 3459 break; 3460 3461 case O_SASLMECH: 3462 if (AuthMechanisms != NULL) 3463 sm_free(AuthMechanisms); /* XXX */ 3464 if (*val != '\0') 3465 AuthMechanisms = newstr(val); 3466 else 3467 AuthMechanisms = NULL; 3468 break; 3469 3470 case O_SASLREALM: 3471 if (AuthRealm != NULL) 3472 sm_free(AuthRealm); 3473 if (*val != '\0') 3474 AuthRealm = newstr(val); 3475 else 3476 AuthRealm = NULL; 3477 break; 3478 3479 case O_SASLOPTS: 3480 while (val != NULL && *val != '\0') 3481 { 3482 switch (*val) 3483 { 3484 case 'A': 3485 SASLOpts |= SASL_AUTH_AUTH; 3486 break; 3487 3488 case 'a': 3489 SASLOpts |= SASL_SEC_NOACTIVE; 3490 break; 3491 3492 case 'c': 3493 SASLOpts |= SASL_SEC_PASS_CREDENTIALS; 3494 break; 3495 3496 case 'd': 3497 SASLOpts |= SASL_SEC_NODICTIONARY; 3498 break; 3499 3500 case 'f': 3501 SASLOpts |= SASL_SEC_FORWARD_SECRECY; 3502 break; 3503 3504 # if SASL >= 20101 3505 case 'm': 3506 SASLOpts |= SASL_SEC_MUTUAL_AUTH; 3507 break; 3508 # endif /* SASL >= 20101 */ 3509 3510 case 'p': 3511 SASLOpts |= SASL_SEC_NOPLAINTEXT; 3512 break; 3513 3514 case 'y': 3515 SASLOpts |= SASL_SEC_NOANONYMOUS; 3516 break; 3517 3518 case ' ': /* ignore */ 3519 case '\t': /* ignore */ 3520 case ',': /* ignore */ 3521 break; 3522 3523 default: 3524 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3525 "Warning: Option: %s unknown parameter '%c'\n", 3526 OPTNAME, 3527 (isascii(*val) && 3528 isprint(*val)) 3529 ? *val : '?'); 3530 break; 3531 } 3532 ++val; 3533 val = strpbrk(val, ", \t"); 3534 if (val != NULL) 3535 ++val; 3536 } 3537 break; 3538 3539 case O_SASLBITS: 3540 MaxSLBits = atoi(val); 3541 break; 3542 3543 #else /* SASL */ 3544 case O_SASLINFO: 3545 case O_SASLMECH: 3546 case O_SASLREALM: 3547 case O_SASLOPTS: 3548 case O_SASLBITS: 3549 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3550 "Warning: Option: %s requires SASL support (-DSASL)\n", 3551 OPTNAME); 3552 break; 3553 #endif /* SASL */ 3554 3555 #if STARTTLS 3556 case O_SRVCERTFILE: 3557 SET_STRING_EXP(SrvCertFile); 3558 case O_SRVKEYFILE: 3559 SET_STRING_EXP(SrvKeyFile); 3560 case O_CLTCERTFILE: 3561 SET_STRING_EXP(CltCertFile); 3562 case O_CLTKEYFILE: 3563 SET_STRING_EXP(CltKeyFile); 3564 case O_CACERTFILE: 3565 SET_STRING_EXP(CACertFile); 3566 case O_CACERTPATH: 3567 SET_STRING_EXP(CACertPath); 3568 case O_DHPARAMS: 3569 SET_STRING_EXP(DHParams); 3570 # if _FFR_TLS_1 3571 case O_DHPARAMS5: 3572 SET_STRING_EXP(DHParams5); 3573 case O_CIPHERLIST: 3574 SET_STRING_EXP(CipherList); 3575 # endif /* _FFR_TLS_1 */ 3576 case O_CRLFILE: 3577 # if OPENSSL_VERSION_NUMBER > 0x00907000L 3578 SET_STRING_EXP(CRLFile); 3579 # else /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3580 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3581 "Warning: Option: %s requires at least OpenSSL 0.9.7\n", 3582 OPTNAME); 3583 break; 3584 # endif /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3585 3586 # if _FFR_CRLPATH 3587 case O_CRLPATH: 3588 # if OPENSSL_VERSION_NUMBER > 0x00907000L 3589 SET_STRING_EXP(CRLPath); 3590 # else /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3591 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3592 "Warning: Option: %s requires at least OpenSSL 0.9.7\n", 3593 OPTNAME); 3594 break; 3595 # endif /* OPENSSL_VERSION_NUMBER > 0x00907000L */ 3596 # endif /* _FFR_CRLPATH */ 3597 3598 /* 3599 ** XXX How about options per daemon/client instead of globally? 3600 ** This doesn't work well for some options, e.g., no server cert, 3601 ** but fine for others. 3602 ** 3603 ** XXX Some people may want different certs per server. 3604 ** 3605 ** See also srvfeatures() 3606 */ 3607 3608 case O_TLS_SRV_OPTS: 3609 while (val != NULL && *val != '\0') 3610 { 3611 switch (*val) 3612 { 3613 case 'V': 3614 TLS_Srv_Opts |= TLS_I_NO_VRFY; 3615 break; 3616 # if _FFR_TLS_1 3617 /* 3618 ** Server without a cert? That works only if 3619 ** AnonDH is enabled as cipher, which is not in the 3620 ** default list. Hence the CipherList option must 3621 ** be available. Moreover: which clients support this 3622 ** besides sendmail with this setting? 3623 */ 3624 3625 case 'C': 3626 TLS_Srv_Opts &= ~TLS_I_SRV_CERT; 3627 break; 3628 # endif /* _FFR_TLS_1 */ 3629 case ' ': /* ignore */ 3630 case '\t': /* ignore */ 3631 case ',': /* ignore */ 3632 break; 3633 default: 3634 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3635 "Warning: Option: %s unknown parameter '%c'\n", 3636 OPTNAME, 3637 (isascii(*val) && 3638 isprint(*val)) 3639 ? *val : '?'); 3640 break; 3641 } 3642 ++val; 3643 val = strpbrk(val, ", \t"); 3644 if (val != NULL) 3645 ++val; 3646 } 3647 break; 3648 3649 case O_RANDFILE: 3650 PSTRSET(RandFile, val); 3651 break; 3652 3653 #else /* STARTTLS */ 3654 case O_SRVCERTFILE: 3655 case O_SRVKEYFILE: 3656 case O_CLTCERTFILE: 3657 case O_CLTKEYFILE: 3658 case O_CACERTFILE: 3659 case O_CACERTPATH: 3660 case O_DHPARAMS: 3661 # if _FFR_TLS_1 3662 case O_DHPARAMS5: 3663 case O_CIPHERLIST: 3664 # endif /* _FFR_TLS_1 */ 3665 case O_CRLFILE: 3666 # if _FFR_CRLPATH 3667 case O_CRLPATH: 3668 # endif /* _FFR_CRLPATH */ 3669 case O_RANDFILE: 3670 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3671 "Warning: Option: %s requires TLS support\n", 3672 OPTNAME); 3673 break; 3674 3675 #endif /* STARTTLS */ 3676 3677 case O_CLIENTPORT: 3678 setclientoptions(val); 3679 break; 3680 3681 case O_DF_BUFSIZE: 3682 DataFileBufferSize = atoi(val); 3683 break; 3684 3685 case O_XF_BUFSIZE: 3686 XscriptFileBufferSize = atoi(val); 3687 break; 3688 3689 case O_LDAPDEFAULTSPEC: 3690 #if LDAPMAP 3691 ldapmap_set_defaults(val); 3692 #else /* LDAPMAP */ 3693 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3694 "Warning: Option: %s requires LDAP support (-DLDAPMAP)\n", 3695 OPTNAME); 3696 #endif /* LDAPMAP */ 3697 break; 3698 3699 case O_INPUTMILTER: 3700 #if MILTER 3701 InputFilterList = newstr(val); 3702 #else /* MILTER */ 3703 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3704 "Warning: Option: %s requires Milter support (-DMILTER)\n", 3705 OPTNAME); 3706 #endif /* MILTER */ 3707 break; 3708 3709 case O_MILTER: 3710 #if MILTER 3711 milter_set_option(subopt, val, sticky); 3712 #else /* MILTER */ 3713 (void) sm_io_fprintf(smioout, SM_TIME_DEFAULT, 3714 "Warning: Option: %s requires Milter support (-DMILTER)\n", 3715 OPTNAME); 3716 #endif /* MILTER */ 3717 break; 3718 3719 case O_QUEUE_FILE_MODE: /* queue file mode */ 3720 QueueFileMode = atooct(val) & 0777; 3721 break; 3722 3723 case O_DLVR_MIN: /* deliver by minimum time */ 3724 DeliverByMin = convtime(val, 's'); 3725 break; 3726 3727 /* modifiers {daemon_flags} for direct submissions */ 3728 case O_DIRECTSUBMODIFIERS: 3729 { 3730 BITMAP256 m; /* ignored */ 3731 extern ENVELOPE BlankEnvelope; 3732 3733 macdefine(&BlankEnvelope.e_macro, A_PERM, 3734 macid("{daemon_flags}"), 3735 getmodifiers(val, m)); 3736 } 3737 break; 3738 3739 case O_FASTSPLIT: 3740 FastSplit = atoi(val); 3741 break; 3742 3743 case O_MBDB: 3744 Mbdb = newstr(val); 3745 break; 3746 3747 case O_MSQ: 3748 UseMSP = atobool(val); 3749 break; 3750 3751 case O_SOFTBOUNCE: 3752 SoftBounce = atobool(val); 3753 break; 3754 3755 case O_REJECTLOGINTERVAL: /* time btwn log msgs while refusing */ 3756 RejectLogInterval = convtime(val, 'h'); 3757 break; 3758 3759 case O_REQUIRES_DIR_FSYNC: 3760 #if REQUIRES_DIR_FSYNC 3761 RequiresDirfsync = atobool(val); 3762 #else /* REQUIRES_DIR_FSYNC */ 3763 /* silently ignored... required for cf file option */ 3764 #endif /* REQUIRES_DIR_FSYNC */ 3765 break; 3766 3767 case O_CONNECTION_RATE_WINDOW_SIZE: 3768 ConnectionRateWindowSize = convtime(val, 's'); 3769 break; 3770 3771 case O_FALLBACKSMARTHOST: /* fallback smart host */ 3772 if (val[0] != '\0') 3773 FallbackSmartHost = newstr(val); 3774 break; 3775 3776 case O_HELONAME: 3777 HeloName = newstr(val); 3778 break; 3779 3780 #if _FFR_MEMSTAT 3781 case O_REFUSELOWMEM: 3782 RefuseLowMem = atoi(val); 3783 break; 3784 case O_QUEUELOWMEM: 3785 QueueLowMem = atoi(val); 3786 break; 3787 case O_MEMRESOURCE: 3788 MemoryResource = newstr(val); 3789 break; 3790 #endif /* _FFR_MEMSTAT */ 3791 3792 case O_MAXNOOPCOMMANDS: 3793 MaxNOOPCommands = atoi(val); 3794 break; 3795 3796 #if _FFR_MSG_ACCEPT 3797 case O_MSG_ACCEPT: 3798 MessageAccept = newstr(val); 3799 break; 3800 #endif /* _FFR_MSG_ACCEPT */ 3801 3802 #if _FFR_QUEUE_RUN_PARANOIA 3803 case O_CHK_Q_RUNNERS: 3804 CheckQueueRunners = atoi(val); 3805 break; 3806 #endif /* _FFR_QUEUE_RUN_PARANOIA */ 3807 3808 #if _FFR_EIGHT_BIT_ADDR_OK 3809 case O_EIGHT_BIT_ADDR_OK: 3810 EightBitAddrOK = atobool(val); 3811 break; 3812 #endif /* _FFR_EIGHT_BIT_ADDR_OK */ 3813 3814 #if _FFR_ADDR_TYPE_MODES 3815 case O_ADDR_TYPE_MODES: 3816 AddrTypeModes = atobool(val); 3817 break; 3818 #endif /* _FFR_ADDR_TYPE_MODES */ 3819 3820 default: 3821 if (tTd(37, 1)) 3822 { 3823 if (isascii(opt) && isprint(opt)) 3824 sm_dprintf("Warning: option %c unknown\n", opt); 3825 else 3826 sm_dprintf("Warning: option 0x%x unknown\n", opt); 3827 } 3828 break; 3829 } 3830 3831 /* 3832 ** Options with suboptions are responsible for taking care 3833 ** of sticky-ness (e.g., that a command line setting is kept 3834 ** when reading in the sendmail.cf file). This has to be done 3835 ** when the suboptions are parsed since each suboption must be 3836 ** sticky, not the root option. 3837 */ 3838 3839 if (sticky && !bitset(OI_SUBOPT, o->o_flags)) 3840 setbitn(opt, StickyOpt); 3841 } 3842 /* 3843 ** SETCLASS -- set a string into a class 3844 ** 3845 ** Parameters: 3846 ** class -- the class to put the string in. 3847 ** str -- the string to enter 3848 ** 3849 ** Returns: 3850 ** none. 3851 ** 3852 ** Side Effects: 3853 ** puts the word into the symbol table. 3854 */ 3855 3856 void 3857 setclass(class, str) 3858 int class; 3859 char *str; 3860 { 3861 register STAB *s; 3862 3863 if ((str[0] & 0377) == MATCHCLASS) 3864 { 3865 int mid; 3866 3867 str++; 3868 mid = macid(str); 3869 if (mid == 0) 3870 return; 3871 3872 if (tTd(37, 8)) 3873 sm_dprintf("setclass(%s, $=%s)\n", 3874 macname(class), macname(mid)); 3875 copy_class(mid, class); 3876 } 3877 else 3878 { 3879 if (tTd(37, 8)) 3880 sm_dprintf("setclass(%s, %s)\n", macname(class), str); 3881 3882 s = stab(str, ST_CLASS, ST_ENTER); 3883 setbitn(bitidx(class), s->s_class); 3884 } 3885 } 3886 /* 3887 ** MAKEMAPENTRY -- create a map entry 3888 ** 3889 ** Parameters: 3890 ** line -- the config file line 3891 ** 3892 ** Returns: 3893 ** A pointer to the map that has been created. 3894 ** NULL if there was a syntax error. 3895 ** 3896 ** Side Effects: 3897 ** Enters the map into the dictionary. 3898 */ 3899 3900 MAP * 3901 makemapentry(line) 3902 char *line; 3903 { 3904 register char *p; 3905 char *mapname; 3906 char *classname; 3907 register STAB *s; 3908 STAB *class; 3909 3910 for (p = line; isascii(*p) && isspace(*p); p++) 3911 continue; 3912 if (!(isascii(*p) && isalnum(*p))) 3913 { 3914 syserr("readcf: config K line: no map name"); 3915 return NULL; 3916 } 3917 3918 mapname = p; 3919 while ((isascii(*++p) && isalnum(*p)) || *p == '_' || *p == '.') 3920 continue; 3921 if (*p != '\0') 3922 *p++ = '\0'; 3923 while (isascii(*p) && isspace(*p)) 3924 p++; 3925 if (!(isascii(*p) && isalnum(*p))) 3926 { 3927 syserr("readcf: config K line, map %s: no map class", mapname); 3928 return NULL; 3929 } 3930 classname = p; 3931 while (isascii(*++p) && isalnum(*p)) 3932 continue; 3933 if (*p != '\0') 3934 *p++ = '\0'; 3935 while (isascii(*p) && isspace(*p)) 3936 p++; 3937 3938 /* look up the class */ 3939 class = stab(classname, ST_MAPCLASS, ST_FIND); 3940 if (class == NULL) 3941 { 3942 syserr("readcf: map %s: class %s not available", mapname, 3943 classname); 3944 return NULL; 3945 } 3946 3947 /* enter the map */ 3948 s = stab(mapname, ST_MAP, ST_ENTER); 3949 s->s_map.map_class = &class->s_mapclass; 3950 s->s_map.map_mname = newstr(mapname); 3951 3952 if (class->s_mapclass.map_parse(&s->s_map, p)) 3953 s->s_map.map_mflags |= MF_VALID; 3954 3955 if (tTd(37, 5)) 3956 { 3957 sm_dprintf("map %s, class %s, flags %lx, file %s,\n", 3958 s->s_map.map_mname, s->s_map.map_class->map_cname, 3959 s->s_map.map_mflags, s->s_map.map_file); 3960 sm_dprintf("\tapp %s, domain %s, rebuild %s\n", 3961 s->s_map.map_app, s->s_map.map_domain, 3962 s->s_map.map_rebuild); 3963 } 3964 return &s->s_map; 3965 } 3966 /* 3967 ** STRTORWSET -- convert string to rewriting set number 3968 ** 3969 ** Parameters: 3970 ** p -- the pointer to the string to decode. 3971 ** endp -- if set, store the trailing delimiter here. 3972 ** stabmode -- ST_ENTER to create this entry, ST_FIND if 3973 ** it must already exist. 3974 ** 3975 ** Returns: 3976 ** The appropriate ruleset number. 3977 ** -1 if it is not valid (error already printed) 3978 */ 3979 3980 int 3981 strtorwset(p, endp, stabmode) 3982 char *p; 3983 char **endp; 3984 int stabmode; 3985 { 3986 int ruleset; 3987 static int nextruleset = MAXRWSETS; 3988 3989 while (isascii(*p) && isspace(*p)) 3990 p++; 3991 if (!isascii(*p)) 3992 { 3993 syserr("invalid ruleset name: \"%.20s\"", p); 3994 return -1; 3995 } 3996 if (isdigit(*p)) 3997 { 3998 ruleset = strtol(p, endp, 10); 3999 if (ruleset >= MAXRWSETS / 2 || ruleset < 0) 4000 { 4001 syserr("bad ruleset %d (%d max)", 4002 ruleset, MAXRWSETS / 2); 4003 ruleset = -1; 4004 } 4005 } 4006 else 4007 { 4008 STAB *s; 4009 char delim; 4010 char *q = NULL; 4011 4012 q = p; 4013 while (*p != '\0' && isascii(*p) && 4014 (isalnum(*p) || *p == '_')) 4015 p++; 4016 if (q == p || !(isascii(*q) && isalpha(*q))) 4017 { 4018 /* no valid characters */ 4019 syserr("invalid ruleset name: \"%.20s\"", q); 4020 return -1; 4021 } 4022 while (isascii(*p) && isspace(*p)) 4023 *p++ = '\0'; 4024 delim = *p; 4025 if (delim != '\0') 4026 *p = '\0'; 4027 s = stab(q, ST_RULESET, stabmode); 4028 if (delim != '\0') 4029 *p = delim; 4030 4031 if (s == NULL) 4032 return -1; 4033 4034 if (stabmode == ST_ENTER && delim == '=') 4035 { 4036 while (isascii(*++p) && isspace(*p)) 4037 continue; 4038 if (!(isascii(*p) && isdigit(*p))) 4039 { 4040 syserr("bad ruleset definition \"%s\" (number required after `=')", q); 4041 ruleset = -1; 4042 } 4043 else 4044 { 4045 ruleset = strtol(p, endp, 10); 4046 if (ruleset >= MAXRWSETS / 2 || ruleset < 0) 4047 { 4048 syserr("bad ruleset number %d in \"%s\" (%d max)", 4049 ruleset, q, MAXRWSETS / 2); 4050 ruleset = -1; 4051 } 4052 } 4053 } 4054 else 4055 { 4056 if (endp != NULL) 4057 *endp = p; 4058 if (s->s_ruleset >= 0) 4059 ruleset = s->s_ruleset; 4060 else if ((ruleset = --nextruleset) < MAXRWSETS / 2) 4061 { 4062 syserr("%s: too many named rulesets (%d max)", 4063 q, MAXRWSETS / 2); 4064 ruleset = -1; 4065 } 4066 } 4067 if (s->s_ruleset >= 0 && 4068 ruleset >= 0 && 4069 ruleset != s->s_ruleset) 4070 { 4071 syserr("%s: ruleset changed value (old %d, new %d)", 4072 q, s->s_ruleset, ruleset); 4073 ruleset = s->s_ruleset; 4074 } 4075 else if (ruleset >= 0) 4076 { 4077 s->s_ruleset = ruleset; 4078 } 4079 if (stabmode == ST_ENTER && ruleset >= 0) 4080 { 4081 char *h = NULL; 4082 4083 if (RuleSetNames[ruleset] != NULL) 4084 sm_free(RuleSetNames[ruleset]); /* XXX */ 4085 if (delim != '\0' && (h = strchr(q, delim)) != NULL) 4086 *h = '\0'; 4087 RuleSetNames[ruleset] = newstr(q); 4088 if (delim == '/' && h != NULL) 4089 *h = delim; /* put back delim */ 4090 } 4091 } 4092 return ruleset; 4093 } 4094 /* 4095 ** SETTIMEOUT -- set an individual timeout 4096 ** 4097 ** Parameters: 4098 ** name -- the name of the timeout. 4099 ** val -- the value of the timeout. 4100 ** sticky -- if set, don't let other setoptions override 4101 ** this value. 4102 ** 4103 ** Returns: 4104 ** none. 4105 */ 4106 4107 /* set if Timeout sub-option is stuck */ 4108 static BITMAP256 StickyTimeoutOpt; 4109 4110 static struct timeoutinfo 4111 { 4112 char *to_name; /* long name of timeout */ 4113 unsigned char to_code; /* code for option */ 4114 } TimeOutTab[] = 4115 { 4116 #define TO_INITIAL 0x01 4117 { "initial", TO_INITIAL }, 4118 #define TO_MAIL 0x02 4119 { "mail", TO_MAIL }, 4120 #define TO_RCPT 0x03 4121 { "rcpt", TO_RCPT }, 4122 #define TO_DATAINIT 0x04 4123 { "datainit", TO_DATAINIT }, 4124 #define TO_DATABLOCK 0x05 4125 { "datablock", TO_DATABLOCK }, 4126 #define TO_DATAFINAL 0x06 4127 { "datafinal", TO_DATAFINAL }, 4128 #define TO_COMMAND 0x07 4129 { "command", TO_COMMAND }, 4130 #define TO_RSET 0x08 4131 { "rset", TO_RSET }, 4132 #define TO_HELO 0x09 4133 { "helo", TO_HELO }, 4134 #define TO_QUIT 0x0A 4135 { "quit", TO_QUIT }, 4136 #define TO_MISC 0x0B 4137 { "misc", TO_MISC }, 4138 #define TO_IDENT 0x0C 4139 { "ident", TO_IDENT }, 4140 #define TO_FILEOPEN 0x0D 4141 { "fileopen", TO_FILEOPEN }, 4142 #define TO_CONNECT 0x0E 4143 { "connect", TO_CONNECT }, 4144 #define TO_ICONNECT 0x0F 4145 { "iconnect", TO_ICONNECT }, 4146 #define TO_QUEUEWARN 0x10 4147 { "queuewarn", TO_QUEUEWARN }, 4148 { "queuewarn.*", TO_QUEUEWARN }, 4149 #define TO_QUEUEWARN_NORMAL 0x11 4150 { "queuewarn.normal", TO_QUEUEWARN_NORMAL }, 4151 #define TO_QUEUEWARN_URGENT 0x12 4152 { "queuewarn.urgent", TO_QUEUEWARN_URGENT }, 4153 #define TO_QUEUEWARN_NON_URGENT 0x13 4154 { "queuewarn.non-urgent", TO_QUEUEWARN_NON_URGENT }, 4155 #define TO_QUEUERETURN 0x14 4156 { "queuereturn", TO_QUEUERETURN }, 4157 { "queuereturn.*", TO_QUEUERETURN }, 4158 #define TO_QUEUERETURN_NORMAL 0x15 4159 { "queuereturn.normal", TO_QUEUERETURN_NORMAL }, 4160 #define TO_QUEUERETURN_URGENT 0x16 4161 { "queuereturn.urgent", TO_QUEUERETURN_URGENT }, 4162 #define TO_QUEUERETURN_NON_URGENT 0x17 4163 { "queuereturn.non-urgent", TO_QUEUERETURN_NON_URGENT }, 4164 #define TO_HOSTSTATUS 0x18 4165 { "hoststatus", TO_HOSTSTATUS }, 4166 #define TO_RESOLVER_RETRANS 0x19 4167 { "resolver.retrans", TO_RESOLVER_RETRANS }, 4168 #define TO_RESOLVER_RETRANS_NORMAL 0x1A 4169 { "resolver.retrans.normal", TO_RESOLVER_RETRANS_NORMAL }, 4170 #define TO_RESOLVER_RETRANS_FIRST 0x1B 4171 { "resolver.retrans.first", TO_RESOLVER_RETRANS_FIRST }, 4172 #define TO_RESOLVER_RETRY 0x1C 4173 { "resolver.retry", TO_RESOLVER_RETRY }, 4174 #define TO_RESOLVER_RETRY_NORMAL 0x1D 4175 { "resolver.retry.normal", TO_RESOLVER_RETRY_NORMAL }, 4176 #define TO_RESOLVER_RETRY_FIRST 0x1E 4177 { "resolver.retry.first", TO_RESOLVER_RETRY_FIRST }, 4178 #define TO_CONTROL 0x1F 4179 { "control", TO_CONTROL }, 4180 #define TO_LHLO 0x20 4181 { "lhlo", TO_LHLO }, 4182 #define TO_AUTH 0x21 4183 { "auth", TO_AUTH }, 4184 #define TO_STARTTLS 0x22 4185 { "starttls", TO_STARTTLS }, 4186 #define TO_ACONNECT 0x23 4187 { "aconnect", TO_ACONNECT }, 4188 #define TO_QUEUEWARN_DSN 0x24 4189 { "queuewarn.dsn", TO_QUEUEWARN_DSN }, 4190 #define TO_QUEUERETURN_DSN 0x25 4191 { "queuereturn.dsn", TO_QUEUERETURN_DSN }, 4192 { NULL, 0 }, 4193 }; 4194 4195 4196 static void 4197 settimeout(name, val, sticky) 4198 char *name; 4199 char *val; 4200 bool sticky; 4201 { 4202 register struct timeoutinfo *to; 4203 int i, addopts; 4204 time_t toval; 4205 4206 if (tTd(37, 2)) 4207 sm_dprintf("settimeout(%s = %s)", name, val); 4208 4209 for (to = TimeOutTab; to->to_name != NULL; to++) 4210 { 4211 if (sm_strcasecmp(to->to_name, name) == 0) 4212 break; 4213 } 4214 4215 if (to->to_name == NULL) 4216 { 4217 errno = 0; /* avoid bogus error text */ 4218 syserr("settimeout: invalid timeout %s", name); 4219 return; 4220 } 4221 4222 /* 4223 ** See if this option is preset for us. 4224 */ 4225 4226 if (!sticky && bitnset(to->to_code, StickyTimeoutOpt)) 4227 { 4228 if (tTd(37, 2)) 4229 sm_dprintf(" (ignored)\n"); 4230 return; 4231 } 4232 4233 if (tTd(37, 2)) 4234 sm_dprintf("\n"); 4235 4236 toval = convtime(val, 'm'); 4237 addopts = 0; 4238 4239 switch (to->to_code) 4240 { 4241 case TO_INITIAL: 4242 TimeOuts.to_initial = toval; 4243 break; 4244 4245 case TO_MAIL: 4246 TimeOuts.to_mail = toval; 4247 break; 4248 4249 case TO_RCPT: 4250 TimeOuts.to_rcpt = toval; 4251 break; 4252 4253 case TO_DATAINIT: 4254 TimeOuts.to_datainit = toval; 4255 break; 4256 4257 case TO_DATABLOCK: 4258 TimeOuts.to_datablock = toval; 4259 break; 4260 4261 case TO_DATAFINAL: 4262 TimeOuts.to_datafinal = toval; 4263 break; 4264 4265 case TO_COMMAND: 4266 TimeOuts.to_nextcommand = toval; 4267 break; 4268 4269 case TO_RSET: 4270 TimeOuts.to_rset = toval; 4271 break; 4272 4273 case TO_HELO: 4274 TimeOuts.to_helo = toval; 4275 break; 4276 4277 case TO_QUIT: 4278 TimeOuts.to_quit = toval; 4279 break; 4280 4281 case TO_MISC: 4282 TimeOuts.to_miscshort = toval; 4283 break; 4284 4285 case TO_IDENT: 4286 TimeOuts.to_ident = toval; 4287 break; 4288 4289 case TO_FILEOPEN: 4290 TimeOuts.to_fileopen = toval; 4291 break; 4292 4293 case TO_CONNECT: 4294 TimeOuts.to_connect = toval; 4295 break; 4296 4297 case TO_ICONNECT: 4298 TimeOuts.to_iconnect = toval; 4299 break; 4300 4301 case TO_ACONNECT: 4302 TimeOuts.to_aconnect = toval; 4303 break; 4304 4305 case TO_QUEUEWARN: 4306 toval = convtime(val, 'h'); 4307 TimeOuts.to_q_warning[TOC_NORMAL] = toval; 4308 TimeOuts.to_q_warning[TOC_URGENT] = toval; 4309 TimeOuts.to_q_warning[TOC_NONURGENT] = toval; 4310 TimeOuts.to_q_warning[TOC_DSN] = toval; 4311 addopts = 2; 4312 break; 4313 4314 case TO_QUEUEWARN_NORMAL: 4315 toval = convtime(val, 'h'); 4316 TimeOuts.to_q_warning[TOC_NORMAL] = toval; 4317 break; 4318 4319 case TO_QUEUEWARN_URGENT: 4320 toval = convtime(val, 'h'); 4321 TimeOuts.to_q_warning[TOC_URGENT] = toval; 4322 break; 4323 4324 case TO_QUEUEWARN_NON_URGENT: 4325 toval = convtime(val, 'h'); 4326 TimeOuts.to_q_warning[TOC_NONURGENT] = toval; 4327 break; 4328 4329 case TO_QUEUEWARN_DSN: 4330 toval = convtime(val, 'h'); 4331 TimeOuts.to_q_warning[TOC_DSN] = toval; 4332 break; 4333 4334 case TO_QUEUERETURN: 4335 toval = convtime(val, 'd'); 4336 TimeOuts.to_q_return[TOC_NORMAL] = toval; 4337 TimeOuts.to_q_return[TOC_URGENT] = toval; 4338 TimeOuts.to_q_return[TOC_NONURGENT] = toval; 4339 TimeOuts.to_q_return[TOC_DSN] = toval; 4340 addopts = 2; 4341 break; 4342 4343 case TO_QUEUERETURN_NORMAL: 4344 toval = convtime(val, 'd'); 4345 TimeOuts.to_q_return[TOC_NORMAL] = toval; 4346 break; 4347 4348 case TO_QUEUERETURN_URGENT: 4349 toval = convtime(val, 'd'); 4350 TimeOuts.to_q_return[TOC_URGENT] = toval; 4351 break; 4352 4353 case TO_QUEUERETURN_NON_URGENT: 4354 toval = convtime(val, 'd'); 4355 TimeOuts.to_q_return[TOC_NONURGENT] = toval; 4356 break; 4357 4358 case TO_QUEUERETURN_DSN: 4359 toval = convtime(val, 'd'); 4360 TimeOuts.to_q_return[TOC_DSN] = toval; 4361 break; 4362 4363 case TO_HOSTSTATUS: 4364 MciInfoTimeout = toval; 4365 break; 4366 4367 case TO_RESOLVER_RETRANS: 4368 toval = convtime(val, 's'); 4369 TimeOuts.res_retrans[RES_TO_DEFAULT] = toval; 4370 TimeOuts.res_retrans[RES_TO_FIRST] = toval; 4371 TimeOuts.res_retrans[RES_TO_NORMAL] = toval; 4372 addopts = 2; 4373 break; 4374 4375 case TO_RESOLVER_RETRY: 4376 i = atoi(val); 4377 TimeOuts.res_retry[RES_TO_DEFAULT] = i; 4378 TimeOuts.res_retry[RES_TO_FIRST] = i; 4379 TimeOuts.res_retry[RES_TO_NORMAL] = i; 4380 addopts = 2; 4381 break; 4382 4383 case TO_RESOLVER_RETRANS_NORMAL: 4384 TimeOuts.res_retrans[RES_TO_NORMAL] = convtime(val, 's'); 4385 break; 4386 4387 case TO_RESOLVER_RETRY_NORMAL: 4388 TimeOuts.res_retry[RES_TO_NORMAL] = atoi(val); 4389 break; 4390 4391 case TO_RESOLVER_RETRANS_FIRST: 4392 TimeOuts.res_retrans[RES_TO_FIRST] = convtime(val, 's'); 4393 break; 4394 4395 case TO_RESOLVER_RETRY_FIRST: 4396 TimeOuts.res_retry[RES_TO_FIRST] = atoi(val); 4397 break; 4398 4399 case TO_CONTROL: 4400 TimeOuts.to_control = toval; 4401 break; 4402 4403 case TO_LHLO: 4404 TimeOuts.to_lhlo = toval; 4405 break; 4406 4407 #if SASL 4408 case TO_AUTH: 4409 TimeOuts.to_auth = toval; 4410 break; 4411 #endif /* SASL */ 4412 4413 #if STARTTLS 4414 case TO_STARTTLS: 4415 TimeOuts.to_starttls = toval; 4416 break; 4417 #endif /* STARTTLS */ 4418 4419 default: 4420 syserr("settimeout: invalid timeout %s", name); 4421 break; 4422 } 4423 4424 if (sticky) 4425 { 4426 for (i = 0; i <= addopts; i++) 4427 setbitn(to->to_code + i, StickyTimeoutOpt); 4428 } 4429 } 4430 /* 4431 ** INITTIMEOUTS -- parse and set timeout values 4432 ** 4433 ** Parameters: 4434 ** val -- a pointer to the values. If NULL, do initial 4435 ** settings. 4436 ** sticky -- if set, don't let other setoptions override 4437 ** this suboption value. 4438 ** 4439 ** Returns: 4440 ** none. 4441 ** 4442 ** Side Effects: 4443 ** Initializes the TimeOuts structure 4444 */ 4445 4446 void 4447 inittimeouts(val, sticky) 4448 register char *val; 4449 bool sticky; 4450 { 4451 register char *p; 4452 4453 if (tTd(37, 2)) 4454 sm_dprintf("inittimeouts(%s)\n", val == NULL ? "<NULL>" : val); 4455 if (val == NULL) 4456 { 4457 TimeOuts.to_connect = (time_t) 0 SECONDS; 4458 TimeOuts.to_aconnect = (time_t) 0 SECONDS; 4459 TimeOuts.to_iconnect = (time_t) 0 SECONDS; 4460 TimeOuts.to_initial = (time_t) 5 MINUTES; 4461 TimeOuts.to_helo = (time_t) 5 MINUTES; 4462 TimeOuts.to_mail = (time_t) 10 MINUTES; 4463 TimeOuts.to_rcpt = (time_t) 1 HOUR; 4464 TimeOuts.to_datainit = (time_t) 5 MINUTES; 4465 TimeOuts.to_datablock = (time_t) 1 HOUR; 4466 TimeOuts.to_datafinal = (time_t) 1 HOUR; 4467 TimeOuts.to_rset = (time_t) 5 MINUTES; 4468 TimeOuts.to_quit = (time_t) 2 MINUTES; 4469 TimeOuts.to_nextcommand = (time_t) 1 HOUR; 4470 TimeOuts.to_miscshort = (time_t) 2 MINUTES; 4471 #if IDENTPROTO 4472 TimeOuts.to_ident = (time_t) 5 SECONDS; 4473 #else /* IDENTPROTO */ 4474 TimeOuts.to_ident = (time_t) 0 SECONDS; 4475 #endif /* IDENTPROTO */ 4476 TimeOuts.to_fileopen = (time_t) 60 SECONDS; 4477 TimeOuts.to_control = (time_t) 2 MINUTES; 4478 TimeOuts.to_lhlo = (time_t) 2 MINUTES; 4479 #if SASL 4480 TimeOuts.to_auth = (time_t) 10 MINUTES; 4481 #endif /* SASL */ 4482 #if STARTTLS 4483 TimeOuts.to_starttls = (time_t) 1 HOUR; 4484 #endif /* STARTTLS */ 4485 if (tTd(37, 5)) 4486 { 4487 sm_dprintf("Timeouts:\n"); 4488 sm_dprintf(" connect = %ld\n", 4489 (long) TimeOuts.to_connect); 4490 sm_dprintf(" aconnect = %ld\n", 4491 (long) TimeOuts.to_aconnect); 4492 sm_dprintf(" initial = %ld\n", 4493 (long) TimeOuts.to_initial); 4494 sm_dprintf(" helo = %ld\n", (long) TimeOuts.to_helo); 4495 sm_dprintf(" mail = %ld\n", (long) TimeOuts.to_mail); 4496 sm_dprintf(" rcpt = %ld\n", (long) TimeOuts.to_rcpt); 4497 sm_dprintf(" datainit = %ld\n", 4498 (long) TimeOuts.to_datainit); 4499 sm_dprintf(" datablock = %ld\n", 4500 (long) TimeOuts.to_datablock); 4501 sm_dprintf(" datafinal = %ld\n", 4502 (long) TimeOuts.to_datafinal); 4503 sm_dprintf(" rset = %ld\n", (long) TimeOuts.to_rset); 4504 sm_dprintf(" quit = %ld\n", (long) TimeOuts.to_quit); 4505 sm_dprintf(" nextcommand = %ld\n", 4506 (long) TimeOuts.to_nextcommand); 4507 sm_dprintf(" miscshort = %ld\n", 4508 (long) TimeOuts.to_miscshort); 4509 sm_dprintf(" ident = %ld\n", (long) TimeOuts.to_ident); 4510 sm_dprintf(" fileopen = %ld\n", 4511 (long) TimeOuts.to_fileopen); 4512 sm_dprintf(" lhlo = %ld\n", 4513 (long) TimeOuts.to_lhlo); 4514 sm_dprintf(" control = %ld\n", 4515 (long) TimeOuts.to_control); 4516 } 4517 return; 4518 } 4519 4520 for (;; val = p) 4521 { 4522 while (isascii(*val) && isspace(*val)) 4523 val++; 4524 if (*val == '\0') 4525 break; 4526 for (p = val; *p != '\0' && *p != ','; p++) 4527 continue; 4528 if (*p != '\0') 4529 *p++ = '\0'; 4530 4531 if (isascii(*val) && isdigit(*val)) 4532 { 4533 /* old syntax -- set everything */ 4534 TimeOuts.to_mail = convtime(val, 'm'); 4535 TimeOuts.to_rcpt = TimeOuts.to_mail; 4536 TimeOuts.to_datainit = TimeOuts.to_mail; 4537 TimeOuts.to_datablock = TimeOuts.to_mail; 4538 TimeOuts.to_datafinal = TimeOuts.to_mail; 4539 TimeOuts.to_nextcommand = TimeOuts.to_mail; 4540 if (sticky) 4541 { 4542 setbitn(TO_MAIL, StickyTimeoutOpt); 4543 setbitn(TO_RCPT, StickyTimeoutOpt); 4544 setbitn(TO_DATAINIT, StickyTimeoutOpt); 4545 setbitn(TO_DATABLOCK, StickyTimeoutOpt); 4546 setbitn(TO_DATAFINAL, StickyTimeoutOpt); 4547 setbitn(TO_COMMAND, StickyTimeoutOpt); 4548 } 4549 continue; 4550 } 4551 else 4552 { 4553 register char *q = strchr(val, ':'); 4554 4555 if (q == NULL && (q = strchr(val, '=')) == NULL) 4556 { 4557 /* syntax error */ 4558 continue; 4559 } 4560 *q++ = '\0'; 4561 settimeout(val, q, sticky); 4562 } 4563 } 4564 } 4565