git.sur5r.net Git - openldap/blob - clients/ud/main.c

   1 /*
   2  * Copyright (c) 1991, 1992, 1993
   3  * Regents of the University of Michigan.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms are permitted
   6  * provided that this notice is preserved and that due credit is given
   7  * to the University of Michigan at Ann Arbor. The name of the University
   8  * may not be used to endorse or promote products derived from this
   9  * software without specific prior written permission. This software
  10  * is provided ``as is'' without express or implied warranty.
  11  *
  12  * The University of Michigan would like to thank the following people for
  13  * their contributions to this piece of software:
  14  *
  15  *      Robert Urquhart    <robert@sfu.ca>
  16  *      Simon Fraser University, Academic Computing Services
  17  */
  18
  19 #include "portable.h"
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <setjmp.h>
  24
  25 #ifdef HAVE_PWD_H
  26 #include <pwd.h>
  27 #endif
  28
  29 #include <ac/signal.h>
  30 #include <ac/string.h>
  31 #include <ac/termios.h>
  32 #include <ac/time.h>
  33 #include <ac/unistd.h>
  34
  35 #ifdef HAVE_SYS_FILE_H
  36 #include <sys/file.h>
  37 #endif
  38
  39 #include <lber.h>
  40 #include <ldap.h>
  41
  42 #include <ldapconfig.h>
  43 #include "ud.h"
  44
  45 #ifndef lint
  46 char copyright[] =
  47 "@(#) Copyright (c) 1991, 1992, 1993 Regents of the University of Michigan.\nAll rights reserved.\n";
  48 #endif
  49
  50 /*
  51  *  Used with change_base() to indicate which base we are changing.
  52  */
  53 #define BASE_SEARCH     0
  54 #define BASE_GROUPS     1
  55
  56 #define iscom(x)        (!strncasecmp(x, cmd, strlen(cmd)))
  57
  58 static char *server = NULL;
  59 static char *config_file = UD_CONFIG_FILE;
  60 static char *filter_file = FILTERFILE;
  61 static int ldap_port = LDAP_PORT;
  62 static int dereference = TRUE;
  63
  64 char *default_bind_object = NULL;
  65
  66 char *bound_dn;                 /* bound user's Distinguished Name */
  67 char *group_base;               /* place in LDAP tree where groups are */
  68 char *search_base;              /* place in LDAP tree where searches start */
  69
  70 static jmp_buf env;             /* spot to jump to on an interrupt */
  71
  72 int lpp;                        /* lines per page */
  73 int verbose;                    /* 1 if verbose mode on */
  74 int col_size;                   /* characters across on the screen */
  75 int bind_status;                /* user's bind status */
  76
  77 LDAP *ld;                       /* LDAP descriptor */
  78 LDAPFiltDesc *lfdp;             /* LDAP filter descriptor */
  79
  80 #ifdef DEBUG
  81 int debug;                      /* debug flag */
  82 #endif
  83
  84 extern void initialize_client();
  85 extern void initialize_attribute_strings();
  86
  87 main(argc, argv)
  88 int argc;
  89 char *argv[];
  90 {
  91         extern char Version[];                  /* version number */
  92         extern char *optarg;                    /* for parsing argv */
  93         register int c;                         /* for parsing argv */
  94         register char *cp;                      /* for parsing Version */
  95
  96         verbose = 1;
  97
  98         /*  handle argument list */
  99         while ((c = getopt(argc, argv, "c:d:Df:l:p:s:u:vV")) != -1) {
 100                 switch (c) {
 101                 case 'l' :
 102 #ifdef LDAP_DEBUG
 103                         ldap_debug = (int) strtol(optarg, (char **) NULL, 0);
 104                         lber_debug = ldap_debug;
 105 #endif
 106                         break;
 107                 case 'd' :
 108 #ifdef DEBUG
 109                         debug = (int) strtol(optarg, (char **) NULL, 0);
 110 #endif
 111                         break;
 112                 case 's' :
 113                         server = strdup(optarg);
 114                         break;
 115                 case 'c' :
 116                         filter_file = strdup(optarg);
 117                         break;
 118                 case 'f' :
 119                         config_file = optarg;
 120                         break;
 121                 case 'p' :
 122                         ldap_port = atoi(optarg);
 123                         break;
 124                 case 'u' :
 125                         default_bind_object = strdup(optarg);
 126                         break;
 127                 case 'v' :
 128                         verbose = 1;    /* this is the default anyways... */
 129                         break;
 130                 case 'V' :
 131                         verbose = 0;
 132                         break;
 133                 case 'D' :
 134                         printf("\n\n  Debug flag values\n\n");
 135                         printf("    1  function trace\n");
 136                         printf("    2  find() information\n");
 137                         printf("    4  group information\n");
 138                         printf("    8  mod() information\n");
 139                         printf("   16  parsing information\n");
 140                         printf("   32  output information\n");
 141                         printf("   64  authentication information\n");
 142                         printf("  128  initialization information\n\n");
 143                         format("These are masks, and may be added to form multiple debug levels.  For example, '-d 35' would perform a function trace, print out information about the find() function, and would print out information about the output routines too.", 75, 2);
 144                         exit(0);
 145                 default:
 146                         fprintf(stderr, "Usage: %s [-c filter-config-file] [-d debug-level] [-l ldap-debug-level] [-s server] [-p port] [-V]\n", argv[0]);
 147                         exit(-1);
 148                         /* NOTREACHED */
 149                 }
 150         }
 151
 152         /* just print the first line of Version[] */
 153         cp = strchr(Version, '\t');
 154         if (cp != NULL)
 155                 *cp = '\0';
 156         printf(Version);
 157         fflush( stdout );
 158
 159         initialize_client();
 160         initialize_attribute_strings();
 161
 162         /* now tackle the user's commands */
 163         do_commands();
 164         /* NOTREACHED */
 165 }
 166
 167 do_commands()
 168 {
 169         LDAPMessage *mp;                        /* returned by find() */
 170         register char *cp;                      /* misc char pointer */
 171         register char *ap;                      /* misc char pointer */
 172         static char buf[MED_BUF_SIZE];          /* for prompting */
 173         static char cmd[MED_BUF_SIZE];          /* holds the command */
 174         static char input[MED_BUF_SIZE];        /* buffer for input */
 175         extern LDAPMessage *find();
 176         extern void purge_group(), add_group(), remove_group(), x_group(),
 177                 tidy_up(), list_groups(), list_memberships(), edit();
 178         extern char *nextstr();
 179
 180 #ifdef DEBUG
 181         if (debug & D_TRACE)
 182                 printf("->do_commands()\n");
 183 #endif
 184         if (verbose)
 185                 printf("\n  Enter a command.  If you need help, type 'h' or '?' and hit RETURN.\n\n");
 186         /* jump here on an interrupt */
 187         (void) setjmp(env);
 188         for (;;) {
 189                 printf("* ");
 190                 fflush(stdout);
 191                 cp = input;
 192 /* Temporary kludge - if cp is null, dumps core under Solaris */
 193                 if (cp == NULL)
 194                         break;
 195                 fetch_buffer(input, sizeof(input), stdin);
 196                 if (*input == '\0') {
 197                         putchar('\n');
 198                         continue;
 199                 }
 200                 while (isspace(*cp))
 201                         cp++;
 202                 ap = cmd;
 203                 if (memset(cmd, '\0', sizeof(cmd)) == NULL)
 204                         fatal("memset");
 205                 while (!isspace(*cp) && (*cp != '\0'))
 206                         *ap++ = *cp++;
 207                 if (iscom("status"))
 208                         status();
 209                 else if (iscom("stop") || iscom("quit"))
 210                         break;
 211                 else if (iscom("cb") || iscom("cd") || iscom("moveto")) {
 212                         while (isspace(*cp) && (*cp != '\0'))
 213                                 cp++;
 214                         if (!strncasecmp(cp, "base", 4))
 215                                 cp += 4;
 216                         change_base(BASE_SEARCH, &search_base, nextstr(cp));
 217                 }
 218                 else if (iscom("memberships"))
 219                         (void) list_memberships(nextstr(cp));
 220                 else if (iscom("list"))
 221                         (void) list_groups(nextstr(cp));
 222                 else if (iscom("groupbase"))
 223                         change_base(BASE_GROUPS, &group_base, nextstr(cp));
 224                 else if (iscom("find") || iscom("display") || iscom("show")) {
 225                         cp = nextstr(cp);
 226                         if ((mp = find(cp, FALSE)) != NULL) {
 227                                 parse_answer(mp);
 228                                 print_an_entry();
 229                                 ldap_msgfree(mp);
 230                         }
 231                         else
 232                                 printf(" Could not find \"%s\".\n", cp);
 233                 }
 234 #ifdef UOFM
 235                 else if (iscom("vedit") && isatty( 1 )) {
 236 #else
 237                 else if (iscom("vedit")) {
 238 #endif
 239                         (void) edit(nextstr(cp));
 240                 }
 241                 else if (iscom("modify") || iscom("change") || iscom("alter"))
 242                         (void) modify(nextstr(cp));
 243                 else if (iscom("bind") || iscom("iam"))
 244                         (void) auth(nextstr(cp), 0);
 245                 else if ((cmd[0] == '?') || iscom("help"))
 246                         print_help(nextstr(cp));
 247                 else if (iscom("join") || iscom("subscribe"))
 248                         (void) x_group(G_JOIN, nextstr(cp));
 249                 else if (iscom("resign") || iscom("unsubscribe"))
 250                         (void) x_group(G_RESIGN, nextstr(cp));
 251                 else if (!strncasecmp("create", cmd, strlen(cmd)))
 252                         add_group(nextstr(cp));
 253                 else if (!strncasecmp("remove", cmd, strlen(cmd)))
 254                         remove_group(nextstr(cp));
 255                 else if (!strncasecmp("purge", cmd, strlen(cmd)))
 256                         purge_group(nextstr(cp));
 257                 else if (!strncasecmp("verbose", cmd, strlen(cmd))) {
 258                         verbose = 1 - verbose;
 259                         if (verbose)
 260                                 printf("  Verbose mode has been turned on.\n");
 261                 }
 262                 else if (!strncasecmp("dereference", cmd, strlen(cmd))) {
 263                         int deref;
 264                         dereference = 1 - dereference;
 265                         if (dereference == 1) {
 266                                 deref = LDAP_DEREF_ALWAYS;
 267                         } else {
 268                                 deref = LDAP_DEREF_NEVER;
 269                         }
 270                         ldap_set_option(ld, LDAP_OPT_DEREF, (void *) &deref);
 271                 }
 272                 else if (!strncasecmp("tidy", cmd, strlen(cmd)))
 273                         tidy_up();
 274                 else if (cmd[0] == '\0')
 275                         putchar('\n');
 276                 else
 277                         printf("  Invalid command.  Type \"help commands.\"\n");
 278         }
 279         printf(" Thank you!\n");
 280
 281         ldap_unbind(ld);
 282 #ifdef HAVE_KERBEROS
 283         destroy_tickets();
 284 #endif
 285         exit(0);
 286         /* NOTREACHED */
 287 }
 288
 289 status()
 290 {
 291         void printbase();
 292         register char **rdns;
 293         char *host;
 294
 295 #ifdef DEBUG
 296         if (debug & D_TRACE)
 297                 printf("->status()\n");
 298 #endif
 299         printf("  Current server is %s", server);
 300         if ( ld != NULL ) {
 301                 char *host = NULL;
 302
 303                 ldap_get_option(ld, LDAP_OPT_HOST_NAME, &host);
 304
 305                 if (( host != NULL ) && (strcasecmp( host, server ) != 0 )) {
 306                         printf( " (%s)", host );
 307                 }
 308         }
 309         putchar( '\n' );
 310         printbase("  Search base is ", search_base);
 311         printbase("  Group  base is ", group_base);
 312         if ( bound_dn != NULL ) {
 313                 rdns = ldap_explode_dn(bound_dn, TRUE);
 314                 printf("  Bound as \"%s\"\n", *rdns);
 315                 ldap_value_free(rdns);
 316         } else {
 317                 printf("  Bound as Nobody\n" );
 318         }
 319         printf( "  Verbose mode is %sabled\n", ( verbose ? "en" : "dis" ));
 320         if ( ld != NULL ) {
 321                 int deref = LDAP_DEREF_NEVER;
 322                 ldap_get_option(ld, LDAP_OPT_DEREF, &deref);
 323                 printf( "  Aliases are %sbeing dereferenced\n",
 324                         ( deref == LDAP_DEREF_ALWAYS ) ? "" : "not" );
 325         }
 326 }
 327
 328 change_base(type, base, s)
 329 int type;
 330 char **base, *s;
 331 {
 332         register char *cp;                      /* utility pointers */
 333         char **rdns;                            /* for parsing */
 334         char *output_string;                    /* for nice output */
 335         int num_picked;                         /* # of selected base */
 336         int j;                                  /* used with num_picked */
 337         int i = 1;                              /* index into choices array */
 338         int matches;                            /* # of matches found */
 339         int rest = 1;                           /* # left to display */
 340         char tmp[MED_BUF_SIZE];                 /* temporary buffer */
 341         static char *choices[MED_BUF_SIZE];     /* bases from which to choose */
 342         static char resp[SMALL_BUF_SIZE];       /* for prompting user */
 343         static char buf[MED_BUF_SIZE];
 344         void printbase();
 345         static char *attrs[] = { "objectClass", NULL };
 346         LDAPMessage *mp;                        /* results from a search */
 347         LDAPMessage *ep;                        /* for going thru bases */
 348         extern char * friendly_name();
 349         extern void StrFreeDup();
 350         extern void Free();
 351
 352 #ifdef DEBUG
 353         if (debug & D_TRACE)
 354                 printf("->change_base(%s, %s)\n", s, s);
 355 #endif
 356         /*
 357          *  If s is NULL we need to prompt the user for an argument.
 358          */
 359         while (s == NULL) {
 360                 if (verbose) {
 361                         printf("  You need to specify how the base is to be changed.  Valid choices are:\n");
 362                         printf("     ?       - list the choices immediately below this level\n");
 363                         printf("     ..      - move up one level in the Directory tree\n");
 364                         printf("     root    - move to the root of the Directory tree\n");
 365                         printf("     default - move to the default level built into this program\n");
 366                         printf("     <entry> - move to the entry specified\n");
 367                 }
 368                 printf("  Change base to? ");
 369                 fflush(stdout);
 370                 fetch_buffer(buf, sizeof(buf), stdin);
 371                 if ((buf != NULL) && (buf[0] != '\0'))
 372                         s = buf;
 373         }
 374
 375         /* set the output string */
 376         if (type == BASE_SEARCH)
 377                 output_string = "  Search base is now ";
 378         else if (type == BASE_GROUPS)
 379                 output_string = "  Group base is now ";
 380
 381         if (!strcasecmp(s, "root")) {
 382                 StrFreeDup(base, NULL);
 383                 printbase("  Search base is ", *base);
 384                 return;
 385         }
 386
 387         /*
 388          *  User wants to ascend one level in the LDAP tree.
 389          *  Easy:  Just strip off the first element of the
 390          *  current search base, unless it's the root, in
 391          *  which case we just do nothing.
 392          */
 393         if (!strcasecmp(s, "..")) {
 394                 if (*base == NULL) {
 395                         printf("  You are already at the root\n");
 396                         return;
 397                 }
 398                 cp = strchr(*base, '=');
 399                 cp++;
 400                 /*
 401                  *  If there isn't a second "=" in the base, then this was
 402                  *  a one element base, and so now it should be NULL.
 403                  */
 404                 if ((cp = strchr(cp, '=')) == NULL)
 405                         StrFreeDup(base, NULL);
 406                 else {
 407                         /*
 408                          *  Back up to the start of this
 409                          *
 410                          *      attr=value
 411                          *
 412                          *  sequence now that 'cp' is pointing to the '='.
 413                          */
 414                         while(!isspace(*cp))
 415                                 cp--;
 416                         cp++;
 417                         /*
 418                          *  Goofy, but need to do it this way since both *base
 419                          *  and cp point into the same chunk of memory, and
 420                          *  we want to free *base, but keep part of it around.
 421                          */
 422                         cp = strdup(cp);
 423                         StrFreeDup(base, cp);
 424                         Free(cp);
 425                 }
 426                 printbase(output_string, *base);
 427                 return;
 428         }
 429
 430         /* user wants to see what is directly below this level */
 431         if (*s == '?') {
 432                 /*
 433                  *  Fetch the list of entries directly below this level.
 434                  *  Once we have the list, we will print it for the user, one
 435                  *  screenful at a time.  At the end of each screen, we ask
 436                  *  the user if they want to see more.  They can also just
 437                  *  type a number at that point too.
 438                  */
 439                 if (ldap_search_s(ld, *base, LDAP_SCOPE_ONELEVEL, "(|(objectClass=quipuNonLeafObject)(objectClass=externalNonLeafObject))", attrs, FALSE, &mp) != LDAP_SUCCESS) {
 440                         int ld_errno = 0;
 441                         ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
 442                         if ((ld_errno == LDAP_TIMELIMIT_EXCEEDED) ||
 443                             (ld_errno == LDAP_SIZELIMIT_EXCEEDED)) {
 444                                 if (verbose) {
 445                                         printf("  Your query was too general and a limit was exceeded.  The results listed\n");
 446                                         printf("  are not complete.  You may want to try again with a more refined query.\n\n");
 447                                 }
 448                                 else
 449                                         printf("  Time or size limit exceeded.  Partial results follow.\n\n");
 450                         } else {
 451                                 ldap_perror(ld, "ldap_search_s");
 452                                 return;
 453                         }
 454                 }
 455                 if ((matches = ldap_count_entries(ld, mp)) < 1) {
 456                         printf("  There is nothing below this level.\n");
 457                         (void) ldap_msgfree(mp);
 458                         return;
 459                 }
 460                 num_picked = 0;
 461                 printf(" There are %d choices:\n", matches);
 462                 for (ep = ldap_first_entry(ld, mp); ep != NULL; ep = ldap_next_entry(ld, ep)) {
 463                         /*
 464                          *  Put the last component of the DN into 'lastDN'.
 465                          *  If we are at the root level, convert any country
 466                          *  codes to recognizable names for printing.
 467                          */
 468                         choices[i] = ldap_get_dn(ld, ep);
 469                         rdns = ldap_explode_dn(choices[i], TRUE);
 470                         printf(" %2d. %s\n", i, friendly_name(*rdns));
 471                         (void) ldap_value_free(rdns);
 472                         i++;
 473                         if ((rest++ > (lpp - 3)) && (i < matches)) {
 474                                 printf("More? ");
 475                                 fflush(stdout);
 476                                 fetch_buffer(resp, sizeof(resp), stdin);
 477                                 if ((resp[0] == 'n') || (resp[0] == 'N'))
 478                                         break;
 479                                 else if (((num_picked = atoi(resp)) != 0) && (num_picked < i))
 480                                         break;
 481                                 rest = 1;
 482                         }
 483                 }
 484                 for (;;) {
 485                         if (num_picked != 0) {
 486                                 j = num_picked;
 487                                 num_picked = 0;
 488                         }
 489                         else {
 490                                 printf(" Which number? ");
 491                                 fflush(stdout);
 492                                 fetch_buffer(resp, sizeof(resp), stdin);
 493                                 j = atoi(resp);
 494                         }
 495                         if (j == 0) {
 496                                 (void) ldap_msgfree(mp);
 497                                 for (i = 0; i < matches; i++)
 498                                         Free(choices[i]);
 499                                 return;
 500                         }
 501                         if ((j < 1) || (j >= i))
 502                                 printf(" Invalid number\n");
 503                         else {
 504                                 StrFreeDup(base, choices[j]);
 505                                 printbase(output_string, *base);
 506                                 (void) ldap_msgfree(mp);
 507                                 for (i = 0; choices[i] != NULL; i++)
 508                                         Free(choices[i]);
 509                                 return;
 510                         }
 511                 }
 512         }
 513         /* set the search base back to the original default value */
 514         else if (!strcasecmp(s, "default")) {
 515                 if (type == BASE_SEARCH)
 516                         StrFreeDup(base, NULL);
 517                 else if (type == BASE_GROUPS)
 518                         StrFreeDup(base, UD_WHERE_GROUPS_ARE_CREATED);
 519                 printbase(output_string, *base);
 520         }
 521         /* they typed in something -- see if it is legit */
 522         else {
 523                 /* user cannot do something like 'cb 33' */
 524                 if (atoi(s) != 0) {
 525                         printf("  \"%s\" is not a valid search base\n", s);
 526                         printf("  Base unchanged.\n");
 527                         printf("  Try using 'cb ?'\n");
 528                         return;
 529                 }
 530                 /* was it a fully-specified DN? */
 531                 if (vrfy(s)) {
 532                         StrFreeDup(base, s);
 533                         printbase(output_string, *base);
 534                         return;
 535                 }
 536                 /* was it a RDN relative to the current base? */
 537                 sprintf(tmp, "ou=%s, %s", s, *base);
 538                 if (vrfy(tmp)) {
 539                         StrFreeDup(base, tmp);
 540                         printbase(output_string, *base);
 541                         return;
 542                 }
 543                 printf("  \"%s\" is not a valid base\n  Base unchanged.\n", s);
 544         }
 545 }
 546
 547 void initialize_client()
 548 {
 549         FILE *fp;                               /* for config file */
 550         static char buffer[MED_BUF_SIZE];       /* for input */
 551         struct passwd *pw;                      /* for getting the home dir */
 552         register char *cp;                      /* for fiddling with buffer */
 553         char *term;                             /* for tty set-up */
 554         char *config;                           /* config file to use */
 555         static char bp[1024];                   /* for tty set-up */
 556         extern RETSIGTYPE attn();                       /* ^C signal handler */
 557         extern char *getenv();
 558         extern void Free();
 559
 560 #ifdef DEBUG
 561         if (debug & D_TRACE)
 562                 printf("->initialize_client()\n");
 563 #endif
 564         /*
 565          *  A per-user config file has precedence over any system-wide
 566          *  config file, if one exists.
 567          */
 568 #ifdef HAVE_GETPWUID_H
 569         if ((pw = getpwuid((uid_t) geteuid())) == (struct passwd *) NULL)
 570                 config = config_file;
 571         else {
 572                 if (pw->pw_dir == NULL)
 573                         config = config_file;
 574                 else {
 575                         sprintf(buffer, "%s/%s", pw->pw_dir,
 576                             UD_USER_CONFIG_FILE);
 577                         if (access(buffer, R_OK) == 0)
 578                                 config = buffer;
 579                         else
 580                                 config = config_file;
 581                 }
 582         }
 583 #endif /* getpwduid() */
 584 #ifdef DEBUG
 585         if (debug & D_INITIALIZE)
 586                 printf("Using config file %s\n", config);
 587 #endif
 588
 589         /*
 590          *  If there is a config file, read it.
 591          *
 592          *  Could have lines that look like this:
 593          *
 594          *      server <ip-address or domain-name>
 595          *      base   <default search base>
 596          *      groupbase <default place where groups are created>
 597          *
 598          */
 599         if ((fp = fopen(config, "r")) != NULL) {
 600                 while (fgets(buffer, sizeof(buffer), fp) != NULL) {
 601                         buffer[strlen(buffer) - 1] = '\0';
 602                         if (!strncasecmp(buffer, "server", 6)) {
 603                                 if (server != NULL)
 604                                         continue;
 605                                 cp = buffer + 6;
 606                                 while (isspace(*cp))
 607                                         cp++;
 608                                 if ((*cp == '\0') || (*cp == '\n'))
 609                                         continue;
 610                                 server = strdup(cp);
 611                         }
 612                         else if (!strncasecmp(buffer, "host", 4)) {
 613                                 if (server != NULL)
 614                                         continue;
 615                                 cp = buffer + 4;
 616                                 while (isspace(*cp))
 617                                         cp++;
 618                                 if ((*cp == '\0') || (*cp == '\n'))
 619                                         continue;
 620                                 server = strdup(cp);
 621                         }
 622                         else if (!strncasecmp(buffer, "base", 4)) {
 623                                 cp = buffer + 4;
 624                                 while (isspace(*cp))
 625                                         cp++;
 626                                 if ((*cp == '\0') || (*cp == '\n'))
 627                                         continue;
 628                                 search_base = strdup(cp);
 629                         }
 630                         else if (!strncasecmp(buffer, "groupbase", 9)) {
 631                                 cp = buffer + 9;
 632                                 while (isspace(*cp))
 633                                         cp++;
 634                                 if ((*cp == '\0') || (*cp == '\n'))
 635                                         continue;
 636                                 group_base = strdup(cp);
 637                         }
 638                         else
 639                                 fprintf(stderr, "?? -> %s\n", buffer);
 640                 }
 641         }
 642         if (group_base == NULL)
 643                 group_base = strdup(UD_WHERE_GROUPS_ARE_CREATED);
 644
 645         /*
 646          *  Set up our LDAP connection.  The values of retry and timeout
 647          *  are meaningless since we will immediately be doing a null bind
 648          *  because we want to be sure to use TCP, not UDP.
 649          */
 650         if ((ld = ldap_open(server, ldap_port)) == NULL) {
 651                 fprintf(stderr, "  The LDAP Directory is temporarily unavailable.  Please try again later.\n");
 652                 exit(0);
 653                 /* NOTREACHED */
 654         }
 655         if (ldap_bind_s(ld, (char *) default_bind_object, NULL,
 656             LDAP_AUTH_SIMPLE) != LDAP_SUCCESS) {
 657                 int ld_errno = 0;
 658                 ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
 659
 660                 fprintf(stderr, "  The LDAP Directory is temporarily unavailable.  Please try again later.\n");
 661                 if (ld_errno != LDAP_UNAVAILABLE)
 662                         ldap_perror(ld, "  ldap_bind_s");
 663                 exit(0);
 664                 /* NOTREACHED */
 665         }
 666         {
 667                 int deref = LDAP_DEREF_ALWAYS;
 668                 ldap_set_option(ld, LDAP_OPT_DEREF, (void *) &deref);
 669         }
 670         bind_status = UD_NOT_BOUND;
 671         if ( default_bind_object != NULL ) {
 672                 bound_dn = strdup(default_bind_object);
 673         } else {
 674                 bound_dn = NULL;
 675         }
 676
 677         /* enabled local caching of ldap results, 15 minute lifetime */
 678 #ifdef DOS
 679         ldap_enable_cache( ld, 60 * 15, 100 * 1024 );   /* 100k max memory */
 680 #else /* DOS */
 681         ldap_enable_cache( ld, 60 * 15, 0 );            /* no memory limit */
 682 #endif /* DOS */
 683
 684         /* initialize the search filters */
 685         if ((lfdp = ldap_init_getfilter(filter_file)) == NULL) {
 686                 fprintf(stderr, "  Problem with ldap_init_getfilter\n");
 687                 fatal(filter_file);
 688                 /*NOTREACHED*/
 689         }
 690
 691         /* terminal initialization stuff goes here */
 692         lpp = DEFAULT_TTY_HEIGHT;
 693         col_size = DEFAULT_TTY_WIDTH;
 694
 695         (void) SIGNAL (SIGINT, attn);
 696
 697 #ifndef NO_TERMCAP
 698         {
 699         struct winsize win;                     /* for tty set-up */
 700         extern RETSIGTYPE chwinsz();            /* WINSZ signal handler */
 701
 702         if (((term = getenv("TERM")) == NULL) || (tgetent(bp, term) <= 0))
 703                 return;
 704         else {
 705 #ifdef TIOCGWINSZ
 706                 if (ioctl(fileno(stdout), TIOCGWINSZ, &win) < 0) {
 707                         lpp = tgetnum("li");
 708                         col_size = tgetnum("co");
 709                 } else
 710 #endif
 711                 {
 712                         if ((lpp = win.ws_row) == 0)
 713                                 lpp = tgetnum("li");
 714                         if ((col_size = win.ws_col) == 0)
 715                                 col_size = tgetnum("co");
 716                         if ((lpp <= 0) || tgetflag("hc"))
 717                                 lpp = DEFAULT_TTY_HEIGHT;
 718                         if ((col_size <= 0) || tgetflag("hc"))
 719                                 col_size = DEFAULT_TTY_WIDTH;
 720                 }
 721         }
 722         (void) SIGNAL (SIGWINCH, chwinsz);
 723
 724         }
 725 #endif
 726 }
 727
 728 RETSIGTYPE attn()
 729 {
 730         fflush(stderr);
 731         fflush(stdout);
 732         printf("\n\n  INTERRUPTED!\n");
 733
 734         (void) SIGNAL (SIGINT, attn);
 735
 736         longjmp(env, 1);
 737 }
 738
 739 #ifndef NO_TERMCAP
 740 RETSIGTYPE chwinsz()
 741 {
 742         struct winsize win;
 743
 744         (void) SIGNAL (SIGWINCH, SIG_IGN);
 745         if (ioctl(fileno(stdout), TIOCGWINSZ, &win) != -1) {
 746                 if (win.ws_row != 0)
 747                         lpp = win.ws_row;
 748                 if (win.ws_col != 0)
 749                         col_size = win.ws_col;
 750         }
 751
 752         (void) SIGNAL (SIGWINCH, chwinsz);
 753 }
 754 #endif