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

   1 /*
   2  * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
   3  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   4  */
   5 /*
   6  * Copyright (c) 1991, 1992, 1993
   7  * Regents of the University of Michigan.  All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms are permitted
  10  * provided that this notice is preserved and that due credit is given
  11  * to the University of Michigan at Ann Arbor. The name of the University
  12  * may not be used to endorse or promote products derived from this
  13  * software without specific prior written permission. This software
  14  * is provided ``as is'' without express or implied warranty.
  15  *
  16  * The University of Michigan would like to thank the following people for
  17  * their contributions to this piece of software:
  18  *
  19  *      Robert Urquhart    <robert@sfu.ca>
  20  *      Simon Fraser University, Academic Computing Services
  21  */
  22
  23 #include "portable.h"
  24
  25 #include <stdio.h>
  26
  27 #include <ac/stdlib.h>
  28
  29 #include <setjmp.h>
  30
  31 #ifdef HAVE_PWD_H
  32 #include <pwd.h>
  33 #endif
  34
  35 #include <ac/signal.h>
  36 #include <ac/string.h>
  37 #include <ac/ctype.h>
  38 #include <ac/termios.h>
  39 #include <ac/time.h>
  40 #include <ac/unistd.h>
  41
  42 #ifdef HAVE_SYS_FILE_H
  43 #include <sys/file.h>
  44 #endif
  45
  46 #include <lber.h>
  47 #include <ldap.h>
  48
  49 #include "ldap_defaults.h"
  50 #include "ud.h"
  51
  52 /*
  53  *  Used with change_base() to indicate which base we are changing.
  54  */
  55 #define BASE_SEARCH     0
  56 #define BASE_GROUPS     1
  57
  58 #define iscom(x)        (!strncasecmp((x), cmd, strlen(cmd)))
  59
  60 static char *server = NULL;
  61 static char *config_file = UD_CONFIG_FILE;
  62 static char *filter_file = FILTERFILE;
  63 static int ldap_port = 0;
  64 static int dereference = TRUE;
  65
  66 char *default_bind_object = NULL;
  67
  68 char *bound_dn;                 /* bound user's Distinguished Name */
  69 char *group_base;               /* place in LDAP tree where groups are */
  70 char *search_base;              /* place in LDAP tree where searches start */
  71
  72 static jmp_buf env;             /* spot to jump to on an interrupt */
  73
  74 int lpp;                        /* lines per page */
  75 int verbose;                    /* 1 if verbose mode on */
  76 int col_size;                   /* characters across on the screen */
  77 int bind_status;                /* user's bind status */
  78
  79 LDAP *ld;                       /* LDAP descriptor */
  80 LDAPFiltDesc *lfdp;             /* LDAP filter descriptor */
  81
  82 #ifdef DEBUG
  83 int debug;                      /* debug flag */
  84 #endif
  85 int ldebug;                     /* library debug flag */
  86
  87 #ifndef HAVE_MKVERSION
  88 char Version[] = OPENLDAP_PACKAGE " " OPENLDAP_VERSION " UserDirectory (ud)";
  89 #endif
  90
  91 int
  92 main( int argc, char **argv )
  93 {
  94         register int c;                         /* for parsing argv */
  95         register char *cp;                      /* for parsing Version */
  96
  97         verbose = 1;
  98
  99         /*  handle argument list */
 100         while ((c = getopt(argc, argv, "c:d:Df:l:p:s:u:vV")) != -1) {
 101                 switch (c) {
 102                 case 'l' :
 103                         ldebug |= (int) strtol(optarg, (char **) NULL, 0);
 104                         break;
 105                 case 'd' :
 106 #ifdef DEBUG
 107                         debug |= (int) strtol(optarg, (char **) NULL, 0);
 108 #endif
 109                         break;
 110                 case 's' :
 111                         server = strdup(optarg);
 112                         break;
 113                 case 'c' :
 114                         filter_file = strdup(optarg);
 115                         break;
 116                 case 'f' :
 117                         config_file = optarg;
 118                         break;
 119                 case 'p' :
 120                         ldap_port = atoi(optarg);
 121                         break;
 122                 case 'u' :
 123                         default_bind_object = strdup(optarg);
 124                         break;
 125                 case 'v' :
 126                         verbose = 1;    /* this is the default anyways... */
 127                         break;
 128                 case 'V' :
 129                         verbose = 0;
 130                         break;
 131                 case 'D' :
 132                         printf("\n\n  Debug flag values\n\n");
 133                         printf("    1  function trace\n");
 134                         printf("    2  find() information\n");
 135                         printf("    4  group information\n");
 136                         printf("    8  mod() information\n");
 137                         printf("   16  parsing information\n");
 138                         printf("   32  output information\n");
 139                         printf("   64  authentication information\n");
 140                         printf("  128  initialization information\n\n");
 141                         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);
 142                         exit( EXIT_SUCCESS );
 143                 default:
 144                         fprintf(stderr, "Usage: %s [-c filter-config-file] [-d debug-level] [-l ldap-debug-level] [-s server] [-p port] [-V]\n", argv[0]);
 145                         exit( EXIT_FAILURE);
 146                         /* NOTREACHED */
 147                 }
 148         }
 149
 150         /* just print the first line of Version[] */
 151         cp = strchr(Version, '\t');
 152         if (cp != NULL)
 153                 *cp = '\0';
 154         printf(Version);
 155         fflush( stdout );
 156
 157 #ifdef SIGPIPE
 158         (void) SIGNAL (SIGPIPE, SIG_IGN);
 159 #endif
 160
 161         initialize_client();
 162         initialize_attribute_strings();
 163
 164         /* now tackle the user's commands */
 165         do_commands();
 166         /* NOTREACHED */
 167
 168         return 0;
 169 }
 170
 171 void
 172 do_commands( void )
 173 {
 174         LDAPMessage *mp;                        /* returned by find() */
 175         register char *cp;                      /* misc char pointer */
 176         register char *ap;                      /* misc char pointer */
 177         static char cmd[MED_BUF_SIZE];          /* holds the command */
 178         static char input[MED_BUF_SIZE];        /* buffer for input */
 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((unsigned char)*cp))
 201                         cp++;
 202                 ap = cmd;
 203                 if (memset(cmd, '\0', sizeof(cmd)) == NULL)
 204                         fatal("memset");
 205                 while (!isspace((unsigned char)*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((unsigned char)*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( EXIT_SUCCESS );
 286         /* NOTREACHED */
 287 }
 288
 289 void
 290 status( void )
 291 {
 292         register char **rdns;
 293
 294 #ifdef DEBUG
 295         if (debug & D_TRACE)
 296                 printf("->status()\n");
 297 #endif
 298         printf("  Current server is %s", server != NULL ? server : "<default>" );
 299         if ( ld != NULL ) {
 300                 char *host = NULL;
 301
 302                 ldap_get_option(ld, LDAP_OPT_HOST_NAME, &host);
 303
 304                 if ( host != NULL &&
 305                         ( server == NULL || strcasecmp( host, server ) != 0 ) )
 306                 {
 307                         printf( " (%s)", host );
 308                 }
 309         }
 310         putchar( '\n' );
 311         printbase("  Search base is ", search_base);
 312         printbase("  Group  base is ", group_base);
 313         if ( bound_dn != NULL ) {
 314                 rdns = ldap_explode_dn(bound_dn, TRUE);
 315                 printf("  Bound as \"%s\"\n", *rdns);
 316                 ldap_value_free(rdns);
 317         } else {
 318                 printf("  Bound as Nobody\n" );
 319         }
 320         printf( "  Verbose mode is %sabled\n", ( verbose ? "en" : "dis" ));
 321         if ( ld != NULL ) {
 322                 int deref = LDAP_DEREF_NEVER;
 323                 ldap_get_option(ld, LDAP_OPT_DEREF, &deref);
 324                 printf( "  Aliases are %sbeing dereferenced\n",
 325                         ( deref == LDAP_DEREF_ALWAYS ) ? "" : "not" );
 326         }
 327 }
 328
 329 void
 330 change_base( int type, char **base, char *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         static char *attrs[] = { "objectClass", NULL };
 345         LDAPMessage *mp;                        /* results from a search */
 346         LDAPMessage *ep;                        /* for going thru bases */
 347
 348 #ifdef DEBUG
 349         if (debug & D_TRACE)
 350                 printf("->change_base(%s, %s)\n", s, s);
 351 #endif
 352         /*
 353          *  If s is NULL we need to prompt the user for an argument.
 354          */
 355         while (s == NULL) {
 356                 if (verbose) {
 357                         printf("  You need to specify how the base is to be changed.  Valid choices are:\n");
 358                         printf("     ?       - list the choices immediately below this level\n");
 359                         printf("     ..      - move up one level in the Directory tree\n");
 360                         printf("     root    - move to the root of the Directory tree\n");
 361                         printf("     default - move to the default level built into this program\n");
 362                         printf("     <entry> - move to the entry specified\n");
 363                 }
 364                 printf("  Change base to? ");
 365                 fflush(stdout);
 366                 fetch_buffer(buf, sizeof(buf), stdin);
 367                 if ((buf != NULL) && (buf[0] != '\0'))
 368                         s = buf;
 369         }
 370
 371         /* set the output string */
 372         if (type == BASE_SEARCH)
 373                 output_string = "  Search base is now ";
 374         else if (type == BASE_GROUPS)
 375                 output_string = "  Group base is now ";
 376
 377         if (!strcasecmp(s, "root")) {
 378                 StrFreeDup(base, NULL);
 379                 printbase("  Search base is ", *base);
 380                 return;
 381         }
 382
 383         /*
 384          *  User wants to ascend one level in the LDAP tree.
 385          *  Easy:  Just strip off the first element of the
 386          *  current search base, unless it's the root, in
 387          *  which case we just do nothing.
 388          */
 389         if (!strcasecmp(s, "..")) {
 390                 if (*base == NULL) {
 391                         printf("  You are already at the root\n");
 392                         return;
 393                 }
 394                 cp = strchr(*base, '=');
 395                 cp++;
 396                 /*
 397                  *  If there isn't a second "=" in the base, then this was
 398                  *  a one element base, and so now it should be NULL.
 399                  */
 400                 if ((cp = strchr(cp, '=')) == NULL)
 401                         StrFreeDup(base, NULL);
 402                 else {
 403                         /*
 404                          *  Back up to the start of this
 405                          *
 406                          *      attr=value
 407                          *
 408                          *  sequence now that 'cp' is pointing to the '='.
 409                          */
 410                         while(!isspace((unsigned char)*cp))
 411                                 cp--;
 412                         cp++;
 413                         /*
 414                          *  Goofy, but need to do it this way since both *base
 415                          *  and cp point into the same chunk of memory, and
 416                          *  we want to free *base, but keep part of it around.
 417                          */
 418                         cp = strdup(cp);
 419                         StrFreeDup(base, cp);
 420                         Free(cp);
 421                 }
 422                 printbase(output_string, *base);
 423                 return;
 424         }
 425
 426         /* user wants to see what is directly below this level */
 427         if (*s == '?') {
 428                 /*
 429                  *  Fetch the list of entries directly below this level.
 430                  *  Once we have the list, we will print it for the user, one
 431                  *  screenful at a time.  At the end of each screen, we ask
 432                  *  the user if they want to see more.  They can also just
 433                  *  type a number at that point too.
 434                  */
 435                 if (ldap_search_s(ld, *base, LDAP_SCOPE_ONELEVEL, "(|(objectClass=quipuNonLeafObject)(objectClass=externalNonLeafObject))", attrs, FALSE, &mp) != LDAP_SUCCESS) {
 436                         int ld_errno = 0;
 437                         ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
 438                         if ((ld_errno == LDAP_TIMELIMIT_EXCEEDED) ||
 439                             (ld_errno == LDAP_SIZELIMIT_EXCEEDED)) {
 440                                 if (verbose) {
 441                                         printf("  Your query was too general and a limit was exceeded.  The results listed\n");
 442                                         printf("  are not complete.  You may want to try again with a more refined query.\n\n");
 443                                 }
 444                                 else
 445                                         printf("  Time or size limit exceeded.  Partial results follow.\n\n");
 446                         } else {
 447                                 ldap_perror(ld, "ldap_search_s");
 448                                 return;
 449                         }
 450                 }
 451                 if ((matches = ldap_count_entries(ld, mp)) < 1) {
 452                         printf("  There is nothing below this level.\n");
 453                         (void) ldap_msgfree(mp);
 454                         return;
 455                 }
 456                 num_picked = 0;
 457                 printf(" There are %d choices:\n", matches);
 458                 for (ep = ldap_first_entry(ld, mp); ep != NULL; ep = ldap_next_entry(ld, ep)) {
 459                         /*
 460                          *  Put the last component of the DN into 'lastDN'.
 461                          *  If we are at the root level, convert any country
 462                          *  codes to recognizable names for printing.
 463                          */
 464                         choices[i] = ldap_get_dn(ld, ep);
 465                         rdns = ldap_explode_dn(choices[i], TRUE);
 466                         printf(" %2d. %s\n", i, friendly_name(*rdns));
 467                         (void) ldap_value_free(rdns);
 468                         i++;
 469                         if ((rest++ > (lpp - 3)) && (i < matches)) {
 470                                 printf("More? ");
 471                                 fflush(stdout);
 472                                 fetch_buffer(resp, sizeof(resp), stdin);
 473                                 if ((resp[0] == 'n') || (resp[0] == 'N'))
 474                                         break;
 475                                 else if (((num_picked = atoi(resp)) != 0) && (num_picked < i))
 476                                         break;
 477                                 rest = 1;
 478                         }
 479                 }
 480                 for (;;) {
 481                         if (num_picked != 0) {
 482                                 j = num_picked;
 483                                 num_picked = 0;
 484                         }
 485                         else {
 486                                 printf(" Which number? ");
 487                                 fflush(stdout);
 488                                 fetch_buffer(resp, sizeof(resp), stdin);
 489                                 j = atoi(resp);
 490                         }
 491                         if (j == 0) {
 492                                 (void) ldap_msgfree(mp);
 493                                 for (i = 0; i < matches; i++)
 494                                         ldap_memfree(choices[i]);
 495                                 return;
 496                         }
 497                         if ((j < 1) || (j >= i))
 498                                 printf(" Invalid number\n");
 499                         else {
 500                                 StrFreeDup(base, choices[j]);
 501                                 printbase(output_string, *base);
 502                                 (void) ldap_msgfree(mp);
 503                                 for (i = 0; choices[i] != NULL; i++)
 504                                         ldap_memfree(choices[i]);
 505                                 return;
 506                         }
 507                 }
 508         }
 509         /* set the search base back to the original default value */
 510         else if (!strcasecmp(s, "default")) {
 511                 if (type == BASE_SEARCH)
 512                         StrFreeDup(base, NULL);
 513                 else if (type == BASE_GROUPS)
 514                         StrFreeDup(base, UD_WHERE_GROUPS_ARE_CREATED);
 515                 printbase(output_string, *base);
 516         }
 517         /* they typed in something -- see if it is legit */
 518         else {
 519                 /* user cannot do something like 'cb 33' */
 520                 if (atoi(s) != 0) {
 521                         printf("  \"%s\" is not a valid search base\n", s);
 522                         printf("  Base unchanged.\n");
 523                         printf("  Try using 'cb ?'\n");
 524                         return;
 525                 }
 526                 /* was it a fully-specified DN? */
 527                 if (vrfy(s)) {
 528                         StrFreeDup(base, s);
 529                         printbase(output_string, *base);
 530                         return;
 531                 }
 532                 /* was it a RDN relative to the current base? */
 533                 sprintf(tmp, "ou=%s, %s", s, *base);
 534                 if (vrfy(tmp)) {
 535                         StrFreeDup(base, tmp);
 536                         printbase(output_string, *base);
 537                         return;
 538                 }
 539                 printf("  \"%s\" is not a valid base\n  Base unchanged.\n", s);
 540         }
 541 }
 542
 543 void
 544 initialize_client( void )
 545 {
 546         FILE *fp;                               /* for config file */
 547         static char buffer[MED_BUF_SIZE];       /* for input */
 548 #ifdef HAVE_GETPWUID
 549         struct passwd *pw;                      /* for getting the home dir */
 550 #endif
 551         register char *cp;                      /* for fiddling with buffer */
 552         char *config;                           /* config file to use */
 553         static char bp[1024];                   /* for tty set-up */
 554
 555 #ifdef DEBUG
 556         if (debug & D_TRACE)
 557                 printf("->initialize_client()\n");
 558 #endif
 559
 560         if (ldebug) {
 561                 ber_set_option( NULL, LBER_OPT_DEBUG_LEVEL, &ldebug );
 562                 ldap_set_option( NULL, LDAP_OPT_DEBUG_LEVEL, &ldebug );
 563         }
 564
 565         /*
 566          *  A per-user config file has precedence over any system-wide
 567          *  config file, if one exists.
 568          */
 569 #ifdef HAVE_GETPWUID
 570         if ((pw = getpwuid((uid_t) geteuid())) == (struct passwd *) NULL)
 571                 config = config_file;
 572         else {
 573                 if (pw->pw_dir == NULL)
 574                         config = config_file;
 575                 else {
 576                         sprintf(buffer, "%s/%s", pw->pw_dir,
 577                             UD_USER_CONFIG_FILE);
 578                         if (access(buffer, R_OK) == 0)
 579                                 config = buffer;
 580                         else
 581                                 config = config_file;
 582                 }
 583         }
 584 #else
 585         config = config_file;
 586 #endif /* getpwduid() */
 587 #ifdef DEBUG
 588         if (debug & D_INITIALIZE)
 589                 printf("Using config file %s\n", config);
 590 #endif
 591
 592         /*
 593          *  If there is a config file, read it.
 594          *
 595          *  Could have lines that look like this:
 596          *
 597          *      server <ip-address or domain-name>
 598          *      base   <default search base>
 599          *      groupbase <default place where groups are created>
 600          *
 601          */
 602         if ((fp = fopen(config, "r")) != NULL) {
 603                 while (fgets(buffer, sizeof(buffer), fp) != NULL) {
 604                         buffer[strlen(buffer) - 1] = '\0';
 605                         if (!strncasecmp(buffer, "server", 6)) {
 606                                 if (server != NULL)
 607                                         continue;
 608                                 cp = buffer + 6;
 609                                 while (isspace((unsigned char)*cp))
 610                                         cp++;
 611                                 if ((*cp == '\0') || (*cp == '\n'))
 612                                         continue;
 613                                 server = strdup(cp);
 614                         }
 615                         else if (!strncasecmp(buffer, "host", 4)) {
 616                                 if (server != NULL)
 617                                         continue;
 618                                 cp = buffer + 4;
 619                                 while (isspace((unsigned char)*cp))
 620                                         cp++;
 621                                 if ((*cp == '\0') || (*cp == '\n'))
 622                                         continue;
 623                                 server = strdup(cp);
 624                         }
 625                         else if (!strncasecmp(buffer, "base", 4)) {
 626                                 cp = buffer + 4;
 627                                 while (isspace((unsigned char)*cp))
 628                                         cp++;
 629                                 if ((*cp == '\0') || (*cp == '\n'))
 630                                         continue;
 631                                 search_base = strdup(cp);
 632                         }
 633                         else if (!strncasecmp(buffer, "groupbase", 9)) {
 634                                 cp = buffer + 9;
 635                                 while (isspace((unsigned char)*cp))
 636                                         cp++;
 637                                 if ((*cp == '\0') || (*cp == '\n'))
 638                                         continue;
 639                                 group_base = strdup(cp);
 640                         }
 641                         else
 642                                 fprintf(stderr, "?? -> %s\n", buffer);
 643                 }
 644         }
 645         if (group_base == NULL)
 646                 group_base = strdup(UD_WHERE_GROUPS_ARE_CREATED);
 647
 648         /*
 649          *  Set up our LDAP connection.  The values of retry and timeout
 650          *  are meaningless since we will immediately be doing a null bind
 651          *  because we want to be sure to use TCP, not UDP.
 652          */
 653         if ((ld = ldap_init(server, ldap_port)) == NULL) {
 654                 fprintf(stderr, "  Initialization of LDAP session failed.\n");
 655                 exit( EXIT_FAILURE );
 656                 /* NOTREACHED */
 657         }
 658         if (ldap_bind_s(ld, (char *) default_bind_object, NULL,
 659             LDAP_AUTH_SIMPLE) != LDAP_SUCCESS) {
 660                 int ld_errno = 0;
 661                 ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
 662
 663                 fprintf(stderr, "  The LDAP Directory is temporarily unavailable.  Please try again later.\n");
 664                 if (ld_errno != LDAP_UNAVAILABLE)
 665                         ldap_perror(ld, "  ldap_bind_s");
 666                 exit( EXIT_FAILURE );
 667                 /* NOTREACHED */
 668         }
 669         {
 670                 int deref = LDAP_DEREF_ALWAYS;
 671                 ldap_set_option(ld, LDAP_OPT_DEREF, (void *) &deref);
 672         }
 673         bind_status = UD_NOT_BOUND;
 674         if ( default_bind_object != NULL ) {
 675                 bound_dn = strdup(default_bind_object);
 676         } else {
 677                 bound_dn = NULL;
 678         }
 679
 680         /* enabled local caching of ldap results, 15 minute lifetime */
 681         ldap_enable_cache( ld, 60 * 15, 0 );            /* no memory limit */
 682
 683         /* initialize the search filters */
 684         if ((lfdp = ldap_init_getfilter(filter_file)) == NULL) {
 685                 fprintf(stderr, "  Problem with ldap_init_getfilter\n");
 686                 fatal(filter_file);
 687                 /*NOTREACHED*/
 688         }
 689
 690         /* terminal initialization stuff goes here */
 691         lpp = DEFAULT_TTY_HEIGHT;
 692         col_size = DEFAULT_TTY_WIDTH;
 693
 694         (void) SIGNAL (SIGINT, attn);
 695
 696 #ifndef NO_TERMCAP
 697         {
 698         char *term;
 699
 700         if (((term = getenv("TERM")) == NULL) || (tgetent(bp, term) <= 0))
 701                 return;
 702         else {
 703 #ifdef TIOCGWINSZ
 704                 struct winsize win;             /* for tty set-up */
 705                 if (ioctl(fileno(stdout), TIOCGWINSZ, &win) >= 0) {
 706                         if ((lpp = win.ws_row) == 0)
 707                                 lpp = tgetnum("li");
 708                         if ((col_size = win.ws_col) == 0)
 709                                 col_size = tgetnum("co");
 710                         if ((lpp <= 0) || tgetflag("hc"))
 711                                 lpp = DEFAULT_TTY_HEIGHT;
 712                         if ((col_size <= 0) || tgetflag("hc"))
 713                                 col_size = DEFAULT_TTY_WIDTH;
 714                         (void) SIGNAL (SIGWINCH, chwinsz);
 715                 } else
 716 #endif
 717                 {
 718                         lpp = tgetnum("li");
 719                         col_size = tgetnum("co");
 720                 }
 721         }
 722         }
 723 #endif
 724 }
 725
 726 RETSIGTYPE
 727 attn( int sig )
 728 {
 729         fflush(stderr);
 730         fflush(stdout);
 731         printf("\n\n  INTERRUPTED!\n");
 732
 733         (void) SIGNAL (SIGINT, attn);
 734
 735         longjmp(env, 1);
 736 }
 737
 738 #if !defined(NO_TERMCAP) && defined(TIOCGWINSZ)
 739 RETSIGTYPE
 740 chwinsz( int sig )
 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