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