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