citadel/citadel.c

   1 /*
   2  * $Id$
   3  *
   4  * Main source module for the client program.
   5  */
   6
   7 #include "sysdep.h"
   8 #include <stdlib.h>
   9 #include <unistd.h>
  10 #include <fcntl.h>
  11 #include <stdio.h>
  12 #include <ctype.h>
  13 #include <string.h>
  14
  15 #if TIME_WITH_SYS_TIME
  16 # include <sys/time.h>
  17 # include <time.h>
  18 #else
  19 # if HAVE_SYS_TIME_H
  20 #  include <sys/time.h>
  21 # else
  22 #  include <time.h>
  23 # endif
  24 #endif
  25
  26 #include <limits.h>
  27 #include <sys/types.h>
  28 #include <sys/wait.h>
  29 #include <sys/stat.h>
  30 #include <sys/ioctl.h>
  31 #include <signal.h>
  32 #include <pwd.h>
  33 #include <setjmp.h>
  34 #include <stdarg.h>
  35
  36 #include "citadel.h"
  37 #include "axdefs.h"
  38 #include "serv_info.h"
  39 #include "routines.h"
  40 #include "routines2.h"
  41 #include "rooms.h"
  42 #include "messages.h"
  43 #include "commands.h"
  44 #include "ipc.h"
  45 #include "client_chat.h"
  46 #include "client_passwords.h"
  47 #include "citadel_decls.h"
  48 #include "tools.h"
  49 #include "acconfig.h"
  50 #ifndef HAVE_SNPRINTF
  51 #include "snprintf.h"
  52 #endif
  53
  54 #include "md5.h"
  55
  56 struct march {
  57         struct march *next;
  58         char march_name[ROOMNAMELEN];
  59         char march_floor;
  60         char march_order;
  61         };
  62
  63 #define IFEXPERT if (userflags&US_EXPERT)
  64 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  65 #define IFAIDE if (axlevel>=6)
  66 #define IFNAIDE if (axlevel<6)
  67
  68 struct march *march = NULL;
  69
  70 /* globals associated with the client program */
  71 char temp[PATH_MAX];            /* Name of general temp file */
  72 char temp2[PATH_MAX];           /* Name of general temp file */
  73 char tempdir[PATH_MAX];         /* Name of general temp dir */
  74 char editor_path[SIZ];          /* path to external editor */
  75 char printcmd[SIZ];             /* print command */
  76 int editor_pid = (-1);
  77 char fullname[32];
  78 jmp_buf nextbuf;
  79 struct CtdlServInfo serv_info;  /* Info on the server connected */
  80 int screenwidth;
  81 int screenheight;
  82 unsigned room_flags;
  83 char room_name[ROOMNAMELEN];
  84 char ugname[ROOMNAMELEN];
  85 long uglsn;                     /* holds <u>ngoto info */
  86 char is_mail = 0;               /* nonzero when we're in a mail room */
  87 char axlevel = 0;               /* access level */
  88 char is_room_aide = 0;          /* boolean flag, 1 if room aide */
  89 int timescalled;
  90 int posted;
  91 unsigned userflags;
  92 long usernum = 0L;              /* user number */
  93 time_t lastcall = 0L;           /* Date/time of previous login */
  94 char newnow;
  95 long highest_msg_read;          /* used for <A>bandon room cmd */
  96 long maxmsgnum;                 /* used for <G>oto */
  97 char sigcaught = 0;
  98 char have_xterm = 0;            /* are we running on an xterm? */
  99 char rc_username[32];
 100 char rc_password[32];
 101 char hostbuf[SIZ];
 102 char portbuf[SIZ];
 103 char rc_floor_mode;
 104 char floor_mode;
 105 char curr_floor = 0;            /* number of current floor */
 106 char floorlist[128][SIZ];       /* names of floors */
 107 char express_msgs = 0;          /* express messages waiting! */
 108 int termn8 = 0;                 /* Set to nonzero to cause a logoff */
 109
 110 extern int rc_ansi_color;       /* ansi color value from citadel.rc */
 111
 112 /*
 113  * here is our 'clean up gracefully and exit' routine
 114  */
 115 void logoff(int code)
 116 {
 117         if (editor_pid > 0) {   /* kill the editor if it's running */
 118                 kill(editor_pid, SIGHUP);
 119         }
 120 /* shut down the server... but not if the logoff code is 3, because
 121  * that means we're exiting because we already lost the server
 122  */
 123         if (code != 3)
 124                 serv_puts("QUIT");
 125
 126 /*
 127  * now clean up various things
 128  */
 129
 130         unlink(temp);
 131         unlink(temp2);
 132         nukedir(tempdir);
 133
 134         /* Violently kill off any child processes if Citadel is
 135          * the login shell.
 136          */
 137         if (getppid() == 1) {
 138                 kill(0 - getpgrp(), SIGTERM);
 139                 sleep(1);
 140                 kill(0 - getpgrp(), SIGKILL);
 141         }
 142         sttybbs(SB_RESTORE);    /* return the old terminal settings */
 143         exit(code);             /* exit with the proper exit code */
 144 }
 145
 146
 147
 148 /*
 149  * signal catching function for hangups...
 150  */
 151 void dropcarr(int signum)
 152 {
 153         logoff(SIGHUP);
 154 }
 155
 156
 157
 158 /*
 159  * catch SIGCONT to reset terminal modes when were are put back into the
 160  * foreground.
 161  */
 162 void catch_sigcont(int signum)
 163 {
 164         sttybbs(SB_LAST);
 165         signal(SIGCONT, catch_sigcont);
 166 }
 167
 168
 169
 170 /* general purpose routines */
 171
 172 void formout(char *name)
 173 {                               /* display a file */
 174         char cmd[SIZ];
 175         snprintf(cmd, sizeof cmd, "MESG %s", name);
 176         serv_puts(cmd);
 177         serv_gets(cmd);
 178         if (cmd[0] != '1') {
 179                 printf("%s\n", &cmd[4]);
 180                 return;
 181         }
 182         fmout(screenwidth, NULL,
 183               ((userflags & US_PAGINATOR) ? 1 : 0),
 184               screenheight, 1, 1);
 185 }
 186
 187
 188 void userlist(char *patn)
 189 {
 190         char buf[SIZ];
 191         char fl[SIZ];
 192         struct tm *tmbuf;
 193         time_t lc;
 194
 195         serv_puts("LIST");
 196         serv_gets(buf);
 197         if (buf[0] != '1') {
 198                 pprintf("%s\n", &buf[4]);
 199                 return;
 200         }
 201         pprintf("       User Name           Num  L  LastCall  Calls Posts\n");
 202         pprintf("------------------------- ----- - ---------- ----- -----\n");
 203         while (serv_gets(buf), strcmp(buf, "000")) {
 204                 if (sigcaught == 0) {
 205                     extract(fl, buf, 0);
 206                     if (pattern(fl, patn) >= 0) {
 207                         pprintf("%-25s ", fl);
 208                         pprintf("%5ld %d ", extract_long(buf, 2),
 209                                extract_int(buf, 1));
 210                         lc = extract_long(buf, 3);
 211                         tmbuf = (struct tm *) localtime(&lc);
 212                         pprintf("%02d/%02d/%04d ",
 213                                (tmbuf->tm_mon + 1),
 214                                tmbuf->tm_mday,
 215                                (tmbuf->tm_year + 1900));
 216                         pprintf("%5ld %5ld\n", extract_long(buf, 4), extract_long(buf, 5));
 217                     }
 218
 219                 }
 220         }
 221         pprintf("\n");
 222 }
 223
 224
 225 /*
 226  * grab assorted info about the user...
 227  */
 228 void load_user_info(char *params)
 229 {
 230         extract(fullname, params, 0);
 231         axlevel = extract_int(params, 1);
 232         timescalled = extract_int(params, 2);
 233         posted = extract_int(params, 3);
 234         userflags = extract_int(params, 4);
 235         usernum = extract_long(params, 5);
 236         lastcall = extract_long(params, 6);
 237 }
 238
 239
 240 /*
 241  * Remove a room from the march list.  'floornum' is ignored unless
 242  * 'roomname' is set to _FLOOR_, in which case all rooms on the requested
 243  * floor will be removed from the march list.
 244  */
 245 void remove_march(char *roomname, int floornum)
 246 {
 247         struct march *mptr, *mptr2;
 248
 249         if (march == NULL)
 250                 return;
 251
 252         if ((!strcasecmp(march->march_name, roomname))
 253             || ((!strcasecmp(roomname, "_FLOOR_")) && (march->march_floor == floornum))) {
 254                 mptr = march->next;
 255                 free(march);
 256                 march = mptr;
 257                 return;
 258         }
 259         mptr2 = march;
 260         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 261
 262                 if ((!strcasecmp(mptr->march_name, roomname))
 263                     || ((!strcasecmp(roomname, "_FLOOR_"))
 264                         && (mptr->march_floor == floornum))) {
 265
 266                         mptr2->next = mptr->next;
 267                         free(mptr);
 268                         mptr = mptr2;
 269                 } else {
 270                         mptr2 = mptr;
 271                 }
 272         }
 273 }
 274
 275
 276 /*
 277  * Locate the room on the march list which we most want to go to.  Each room
 278  * is measured given a "weight" of preference based on various factors.
 279  */
 280 char *pop_march(int desired_floor)
 281 {
 282         static char TheRoom[ROOMNAMELEN];
 283         int TheFloor = 0;
 284         int TheOrder = 32767;
 285         int TheWeight = 0;
 286         int weight;
 287         struct march *mptr = NULL;
 288
 289         strcpy(TheRoom, "_BASEROOM_");
 290         if (march == NULL)
 291                 return (TheRoom);
 292
 293         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 294                 weight = 0;
 295                 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
 296                         weight = weight + 10000;
 297                 if (mptr->march_floor == desired_floor)
 298                         weight = weight + 5000;
 299
 300                 weight = weight + ((128 - (mptr->march_floor)) * 128);
 301                 weight = weight + (128 - (mptr->march_order));
 302
 303                 if (weight > TheWeight) {
 304                         TheWeight = weight;
 305                         strcpy(TheRoom, mptr->march_name);
 306                         TheFloor = mptr->march_floor;
 307                         TheOrder = mptr->march_order;
 308                 }
 309         }
 310         return (TheRoom);
 311 }
 312
 313
 314 /*
 315  * jump directly to a room
 316  */
 317 void dotgoto(char *towhere, int display_name)
 318 {
 319         char aaa[SIZ], bbb[SIZ], psearch[SIZ];
 320         static long ls = 0L;
 321         int newmailcount;
 322         static int oldmailcount = (-1);
 323         int partial_match, best_match;
 324         char from_floor;
 325
 326         /* store ungoto information */
 327         strcpy(ugname, room_name);
 328         uglsn = ls;
 329
 330         /* first try an exact match */
 331         snprintf(aaa, sizeof aaa, "GOTO %s", towhere);
 332         serv_puts(aaa);
 333         serv_gets(aaa);
 334         if (aaa[3] == '*')
 335                 express_msgs = 1;
 336         if (!strncmp(aaa, "54", 2)) {
 337                 newprompt("Enter room password: ", bbb, 9);
 338                 snprintf(aaa, sizeof aaa, "GOTO %s|%s", towhere, bbb);
 339                 serv_puts(aaa);
 340                 serv_gets(aaa);
 341                 if (aaa[3] == '*')
 342                         express_msgs = 1;
 343         }
 344         if (!strncmp(aaa, "54", 2)) {
 345                 printf("Wrong password.\n");
 346                 return;
 347         }
 348         /*
 349          * If a match is not found, try a partial match.
 350          * Partial matches anywhere in the string carry a weight of 1,
 351          * left-aligned matches carry a weight of 2.  Pick the room that
 352          * has the highest-weighted match.
 353          */
 354         if (aaa[0] != '2') {
 355                 best_match = 0;
 356                 strcpy(bbb, "");
 357                 serv_puts("LKRA");
 358                 serv_gets(aaa);
 359                 if (aaa[0] == '1')
 360                         while (serv_gets(aaa), strcmp(aaa, "000")) {
 361                                 extract(psearch, aaa, 0);
 362                                 partial_match = 0;
 363                                 if (pattern(psearch, towhere) >= 0) {
 364                                         partial_match = 1;
 365                                 }
 366                                 if (!strncasecmp(towhere, psearch, strlen(towhere))) {
 367                                         partial_match = 2;
 368                                 }
 369                                 if (partial_match > best_match) {
 370                                         strcpy(bbb, psearch);
 371                                         best_match = partial_match;
 372                                 }
 373                         }
 374                 if (strlen(bbb) == 0) {
 375                         printf("No room '%s'.\n", towhere);
 376                         return;
 377                 }
 378                 snprintf(aaa, sizeof aaa, "GOTO %s", bbb);
 379                 serv_puts(aaa);
 380                 serv_gets(aaa);
 381                 if (aaa[3] == '*')
 382                         express_msgs = 1;
 383         }
 384         if (aaa[0] != '2') {
 385                 printf("%s\n", aaa);
 386                 return;
 387         }
 388         extract(room_name, &aaa[4], 0);
 389         room_flags = extract_int(&aaa[4], 4);
 390         from_floor = curr_floor;
 391         curr_floor = extract_int(&aaa[4], 10);
 392
 393         remove_march(room_name, 0);
 394         if (!strcasecmp(towhere, "_BASEROOM_"))
 395                 remove_march(towhere, 0);
 396         if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
 397                 if (floorlist[(int) curr_floor][0] == 0)
 398                         load_floorlist();
 399                 printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
 400         }
 401         if (display_name == 1) {
 402                 color(BRIGHT_WHITE);
 403                 printf("%s ", room_name);
 404                 color(DIM_WHITE);
 405                 printf("- ");
 406         }
 407         if (display_name != 2) {
 408                 color(BRIGHT_YELLOW);
 409                 printf("%d ", extract_int(&aaa[4], 1));
 410                 color(DIM_WHITE);
 411                 printf("new of ");
 412                 color(BRIGHT_YELLOW);
 413                 printf("%d ", extract_int(&aaa[4], 2));
 414                 color(DIM_WHITE);
 415                 printf("messages.\n");
 416         }
 417         highest_msg_read = extract_int(&aaa[4], 6);
 418         maxmsgnum = extract_int(&aaa[4], 5);
 419         is_mail = (char) extract_int(&aaa[4], 7);
 420         is_room_aide = (char) extract_int(&aaa[4], 8);
 421         ls = extract_long(&aaa[4], 6);
 422
 423         /* read info file if necessary */
 424         if (extract_int(&aaa[4], 3) > 0)
 425                 readinfo();
 426
 427         /* check for newly arrived mail if we can */
 428         if (num_parms(&aaa[4]) >= 10) {
 429                 newmailcount = extract_int(&aaa[4], 9);
 430                 if ((oldmailcount >= 0) && (newmailcount > oldmailcount)) {
 431                         color(BRIGHT_RED);
 432                         printf("*** You have new mail\n");
 433                         color(DIM_WHITE);
 434                 }
 435                 oldmailcount = newmailcount;
 436         }
 437 }
 438
 439 /* Goto next room having unread messages.
 440  * We want to skip over rooms that the user has already been to, and take the
 441  * user back to the lobby when done.  The room we end up in is placed in
 442  * newroom - which is set to 0 (the lobby) initially.
 443  */
 444 void gotonext(void)
 445 {
 446         char buf[SIZ];
 447         struct march *mptr, *mptr2;
 448         char next_room[ROOMNAMELEN];
 449
 450         /* Check to see if the march-mode list is already allocated.
 451          * If it is, pop the first room off the list and go there.
 452          */
 453         if (march == NULL) {
 454                 serv_puts("LKRN");
 455                 serv_gets(buf);
 456                 if (buf[0] == '1')
 457                         while (serv_gets(buf), strcmp(buf, "000")) {
 458                                 mptr = (struct march *) malloc(sizeof(struct march));
 459                                 mptr->next = NULL;
 460                                 extract(mptr->march_name, buf, 0);
 461                                 mptr->march_floor = (char) (extract_int(buf, 2) & 0x7F);
 462                                 mptr->march_order = (char) (extract_int(buf, 3) & 0x7F);
 463                                 if (march == NULL) {
 464                                         march = mptr;
 465                                 } else {
 466                                         mptr2 = march;
 467                                         while (mptr2->next != NULL)
 468                                                 mptr2 = mptr2->next;
 469                                         mptr2->next = mptr;
 470                                 }
 471                         }
 472 /* add _BASEROOM_ to the end of the march list, so the user will end up
 473  * in the system base room (usually the Lobby>) at the end of the loop
 474  */
 475                 mptr = (struct march *) malloc(sizeof(struct march));
 476                 mptr->next = NULL;
 477                 strcpy(mptr->march_name, "_BASEROOM_");
 478                 if (march == NULL) {
 479                         march = mptr;
 480                 } else {
 481                         mptr2 = march;
 482                         while (mptr2->next != NULL)
 483                                 mptr2 = mptr2->next;
 484                         mptr2->next = mptr;
 485                 }
 486 /*
 487  * ...and remove the room we're currently in, so a <G>oto doesn't make us
 488  * walk around in circles
 489  */
 490                 remove_march(room_name, 0);
 491         }
 492         if (march != NULL) {
 493                 strcpy(next_room, pop_march(curr_floor));
 494         } else {
 495                 strcpy(next_room, "_BASEROOM_");
 496         }
 497         remove_march(next_room, 0);
 498         dotgoto(next_room, 1);
 499 }
 500
 501 /*
 502  * forget all rooms on a given floor
 503  */
 504 void forget_all_rooms_on(int ffloor)
 505 {
 506         char buf[SIZ];
 507         struct march *flist, *fptr;
 508
 509         printf("Forgetting all rooms on %s...\r", &floorlist[ffloor][0]);
 510         fflush(stdout);
 511         snprintf(buf, sizeof buf, "LKRA %d", ffloor);
 512         serv_puts(buf);
 513         serv_gets(buf);
 514         if (buf[0] != '1') {
 515                 printf("%-72s\n", &buf[4]);
 516                 return;
 517         }
 518         flist = NULL;
 519         while (serv_gets(buf), strcmp(buf, "000")) {
 520                 fptr = (struct march *) malloc(sizeof(struct march));
 521                 fptr->next = flist;
 522                 flist = fptr;
 523                 extract(fptr->march_name, buf, 0);
 524         }
 525         while (flist != NULL) {
 526                 snprintf(buf, sizeof buf, "GOTO %s", flist->march_name);
 527                 serv_puts(buf);
 528                 serv_gets(buf);
 529                 if (buf[0] == '2') {
 530                         serv_puts("FORG");
 531                         serv_gets(buf);
 532                 }
 533                 fptr = flist;
 534                 flist = flist->next;
 535                 free(fptr);
 536         }
 537         printf("%-72s\r", "");
 538 }
 539
 540
 541 /*
 542  * routine called by gotofloor() to move to a new room on a new floor
 543  */
 544 void gf_toroom(char *towhere, int mode)
 545 {
 546         int floor_being_left;
 547
 548         floor_being_left = curr_floor;
 549
 550         if (mode == GF_GOTO) {  /* <;G>oto mode */
 551                 updatels();
 552                 dotgoto(towhere, 1);
 553         }
 554         if (mode == GF_SKIP) {  /* <;S>kip mode */
 555                 dotgoto(towhere, 1);
 556                 remove_march("_FLOOR_", floor_being_left);
 557         }
 558         if (mode == GF_ZAP) {   /* <;Z>ap mode */
 559                 dotgoto(towhere, 1);
 560                 remove_march("_FLOOR_", floor_being_left);
 561                 forget_all_rooms_on(floor_being_left);
 562         }
 563 }
 564
 565
 566 /*
 567  * go to a new floor
 568  */
 569 void gotofloor(char *towhere, int mode)
 570 {
 571         int a, tofloor;
 572         struct march *mptr;
 573         char buf[SIZ], targ[SIZ];
 574
 575         if (floorlist[0][0] == 0)
 576                 load_floorlist();
 577         tofloor = (-1);
 578         for (a = 0; a < 128; ++a)
 579                 if (!strcasecmp(&floorlist[a][0], towhere))
 580                         tofloor = a;
 581
 582         if (tofloor < 0) {
 583                 for (a = 0; a < 128; ++a) {
 584                         if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
 585                                 tofloor = a;
 586                         }
 587                 }
 588         }
 589         if (tofloor < 0) {
 590                 for (a = 0; a < 128; ++a)
 591                         if (pattern(towhere, &floorlist[a][0]) > 0)
 592                                 tofloor = a;
 593         }
 594         if (tofloor < 0) {
 595                 printf("No floor '%s'.\n", towhere);
 596                 return;
 597         }
 598         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 599                 if ((mptr->march_floor) == tofloor)
 600                         gf_toroom(mptr->march_name, mode);
 601                 return;
 602         }
 603
 604         strcpy(targ, "");
 605         snprintf(buf, sizeof buf, "LKRA %d", tofloor);
 606         serv_puts(buf);
 607         serv_gets(buf);
 608         if (buf[0] == '1')
 609                 while (serv_gets(buf), strcmp(buf, "000")) {
 610                         if ((extract_int(buf, 2) == tofloor) && (strlen(targ) == 0))
 611                                 extract(targ, buf, 0);
 612                 }
 613         if (strlen(targ) > 0) {
 614                 gf_toroom(targ, mode);
 615         } else {
 616                 printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
 617         }
 618 }
 619
 620
 621 /*
 622  * forget all rooms on current floor
 623  */
 624 void forget_this_floor(void)
 625 {
 626
 627         if (curr_floor == 0) {
 628                 printf("Can't forget this floor.\n");
 629                 return;
 630         }
 631         if (floorlist[0][0] == 0)
 632                 load_floorlist();
 633         printf("Are you sure you want to forget all rooms on %s? ",
 634                &floorlist[(int) curr_floor][0]);
 635         if (yesno() == 0)
 636                 return;
 637
 638         gf_toroom("_BASEROOM_", GF_ZAP);
 639 }
 640
 641
 642 /*
 643  * Figure out the physical screen dimensions, if we can
 644  */
 645 void check_screen_dims(void)
 646 {
 647 #ifdef TIOCGWINSZ
 648         struct {
 649                 unsigned short height;  /* rows */
 650                 unsigned short width;   /* columns */
 651                 unsigned short xpixels;
 652                 unsigned short ypixels;         /* pixels */
 653         } xwinsz;
 654
 655         if (have_xterm) {       /* dynamically size screen if on an xterm */
 656                 if (ioctl(0, TIOCGWINSZ, &xwinsz) == 0) {
 657                         if (xwinsz.height)
 658                                 screenheight = (int) xwinsz.height;
 659                         if (xwinsz.width)
 660                                 screenwidth = (int) xwinsz.width;
 661                 }
 662         }
 663 #endif
 664 }
 665
 666
 667 /*
 668  * set floor mode depending on client, server, and user settings
 669  */
 670 void set_floor_mode(void)
 671 {
 672         if (serv_info.serv_ok_floors == 0) {
 673                 floor_mode = 0; /* Don't use floors if the server */
 674         }
 675         /* doesn't support them!          */
 676         else {
 677                 if (rc_floor_mode == RC_NO) {   /* never use floors */
 678                         floor_mode = 0;
 679                 }
 680                 if (rc_floor_mode == RC_YES) {  /* always use floors */
 681                         floor_mode = 1;
 682                 }
 683                 if (rc_floor_mode == RC_DEFAULT) {      /* user choice */
 684                         floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
 685                 }
 686         }
 687 }
 688
 689 /*
 690  * Set or change the user's password
 691  */
 692 int set_password(void)
 693 {
 694         char pass1[20];
 695         char pass2[20];
 696         char buf[SIZ];
 697
 698         if (strlen(rc_password) > 0) {
 699                 strcpy(pass1, rc_password);
 700                 strcpy(pass2, rc_password);
 701         } else {
 702                 IFNEXPERT formout("changepw");
 703                 newprompt("Enter a new password: ", pass1, -19);
 704                 newprompt("Enter it again to confirm: ", pass2, -19);
 705         }
 706         strproc(pass1);
 707         strproc(pass2);
 708         if (!strcasecmp(pass1, pass2)) {
 709                 snprintf(buf, sizeof buf, "SETP %s", pass1);
 710                 serv_puts(buf);
 711                 serv_gets(buf);
 712                 printf("%s\n", &buf[4]);
 713                 offer_to_remember_password(hostbuf, portbuf, fullname, pass1);
 714                 return (0);
 715         } else {
 716                 printf("*** They don't match... try again.\n");
 717                 return (1);
 718         }
 719 }
 720
 721
 722
 723 /*
 724  * get info about the server we've connected to
 725  */
 726 void get_serv_info(char *supplied_hostname)
 727 {
 728         char buf[512];
 729
 730         CtdlInternalGetServInfo(&serv_info);
 731
 732         /* be nice and identify ourself to the server */
 733         snprintf(buf, sizeof buf, "IDEN %d|%d|%d|%s|",
 734                  SERVER_TYPE, 0, REV_LEVEL,
 735                  (server_is_local ? "local" : CITADEL));
 736
 737         /* Append a hostname */
 738         if (supplied_hostname != NULL) {
 739                 strcat(buf, supplied_hostname);
 740         }
 741         else {
 742                 locate_host(&buf[strlen(buf)]); /* append to the end */
 743         }
 744
 745         serv_puts(buf);
 746         serv_gets(buf);         /* we don't care about the result code */
 747 }
 748
 749
 750
 751
 752
 753 /*
 754  * Display list of users currently logged on to the server
 755  */
 756 void who_is_online(int longlist)
 757 {
 758         char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
 759         char flags[SIZ];
 760         char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
 761         char tbuf[SIZ], clientsoft[SIZ];
 762         time_t timenow = 0;
 763         time_t idletime, idlehours, idlemins, idlesecs;
 764         int last_session = (-1);
 765
 766         serv_puts("TIME");
 767         serv_gets(tbuf);
 768         if (tbuf[0] == '2') {
 769                 timenow = extract_long(&tbuf[4], 0);
 770         }
 771         else {
 772                 time(&timenow);
 773         }
 774
 775         if (!longlist) {
 776                 color(BRIGHT_WHITE);
 777                 pprintf("FLG ###        User Name                 Room                 From host\n");
 778                 color(DIM_WHITE);
 779                 pprintf("--- --- ------------------------- -------------------- ------------------------\n");
 780         }
 781         serv_puts("RWHO");
 782         serv_gets(buf);
 783         if (buf[0] == '1') {
 784                 while (serv_gets(buf), strcmp(buf, "000")) {
 785                         extract(username, buf, 1);
 786                         extract(roomname, buf, 2);
 787                         extract(fromhost, buf, 3);
 788                         extract(clientsoft, buf, 4);
 789                         extract(flags, buf, 7);
 790
 791                         idletime = timenow - extract_long(buf, 5);
 792                         idlehours = idletime / 3600;
 793                         idlemins = (idletime - (idlehours * 3600)) / 60;
 794                         idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
 795
 796                         if (idletime > 900) {
 797                                 while (strlen(roomname) < 20) {
 798                                         strcat(roomname, " ");
 799                                 }
 800                                 strcpy(&roomname[14], "[idle]");
 801                         }
 802
 803                         if (longlist) {
 804
 805                                 extract(actual_user, buf, 8);
 806                                 extract(actual_room, buf, 9);
 807                                 extract(actual_host, buf, 10);
 808
 809                                 pprintf("  Flags: %s\n", flags);
 810                                 pprintf("Session: %d\n", extract_int(buf, 0));
 811                                 pprintf("   Name: %s\n", username);
 812                                 pprintf("In room: %s\n", roomname);
 813                                 pprintf("   Host: %s\n", fromhost);
 814                                 pprintf(" Client: %s\n", clientsoft);
 815                                 pprintf("   Idle: %ld:%02ld:%02ld\n",
 816                                         (long) idlehours,
 817                                         (long) idlemins,
 818                                         (long) idlesecs);
 819
 820                                 if ( (strlen(actual_user)+strlen(actual_room)+strlen(actual_host)) > 0) {
 821                                         pprintf("(really ");
 822                                         if (strlen(actual_user)>0) pprintf("<%s> ", actual_user);
 823                                         if (strlen(actual_room)>0) pprintf("in <%s> ", actual_room);
 824                                         if (strlen(actual_host)>0) pprintf("from <%s> ", actual_host);
 825                                         pprintf(")\n");
 826                                 }
 827                                 pprintf("\n");
 828
 829                         } else {
 830                                 if (extract_int(buf, 0) == last_session) {
 831                                         pprintf("        ");
 832                                 } else {
 833                                         color(BRIGHT_MAGENTA);
 834                                         pprintf("%-3s ", flags);
 835                                         color(DIM_WHITE);
 836                                         pprintf("%-3d ", extract_int(buf, 0));
 837                                 }
 838                                 last_session = extract_int(buf, 0);
 839                                 color(BRIGHT_CYAN);
 840                                 pprintf("%-25s ", username);
 841                                 color(BRIGHT_MAGENTA);
 842                                 roomname[20] = 0;
 843                                 pprintf("%-20s ", roomname);
 844                                 color(BRIGHT_CYAN);
 845                                 fromhost[24] = '\0';
 846                                 pprintf("%-24s\n", fromhost);
 847                                 color(DIM_WHITE);
 848                         }
 849                 }
 850         }
 851 }
 852
 853 void enternew(char *desc, char *buf, int maxlen)
 854 {
 855         char bbb[128];
 856         snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
 857         newprompt(bbb, buf, maxlen);
 858 }
 859
 860
 861
 862 int shift(int argc, char **argv, int start, int count) {
 863         int i;
 864
 865         for (i=start; i<(argc-count); ++i) {
 866                 argv[i] = argv[i+count];
 867         }
 868         argc = argc - count;
 869         return argc;
 870 }
 871
 872 /*
 873  * main
 874  */
 875 int main(int argc, char **argv)
 876 {
 877         int a, b, mcmd;
 878         char aaa[100], bbb[100];/* general purpose variables */
 879         char argbuf[32];        /* command line buf */
 880         char nonce[NONCE_SIZE];
 881         char *telnet_client_host = NULL;
 882         char *sptr, *sptr2;     /* USed to extract the nonce */
 883         char hexstring[MD5_HEXSTRING_SIZE];
 884         int stored_password = 0;
 885         char password[SIZ];
 886
 887         /* Permissions sanity check - don't run citadel setuid/setgid */
 888         if (getuid() != geteuid()) {
 889                 fprintf(stderr, "Please do not run citadel setuid!\n");
 890                 logoff(3);
 891         } else if (getgid() != getegid()) {
 892                 fprintf(stderr, "Please do not run citadel setgid!\n");
 893                 logoff(3);
 894         }
 895
 896         sttybbs(SB_SAVE);       /* Store the old terminal parameters */
 897         load_command_set();     /* parse the citadel.rc file */
 898         sttybbs(SB_NO_INTR);    /* Install the new ones */
 899         signal(SIGHUP, dropcarr);       /* Cleanup gracefully if carrier is dropped */
 900         signal(SIGTERM, dropcarr);      /* Cleanup gracefully if terminated */
 901         signal(SIGCONT, catch_sigcont);         /* Catch SIGCONT so we can reset terminal */
 902
 903         /*
 904          * Handle command line options as if we were called like /bin/login
 905          * (i.e. from in.telnetd)
 906          */
 907         for (a=0; a<argc; ++a) {
 908                 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
 909                         telnet_client_host = argv[a+1];
 910                         argc = shift(argc, argv, a, 2);
 911                 }
 912                 if (!strcmp(argv[a], "-p")) {
 913                         struct stat st;
 914
 915                         if (chdir(BBSDIR) < 0) {
 916                                 perror("can't change to " BBSDIR);
 917                                 logoff(3);
 918                         }
 919
 920                         /*
 921                          * Drop privileges if necessary. We stat
 922                          * citadel.config to get the uid/gid since it's
 923                          * guaranteed to have the uid/gid we want.
 924                          */
 925                         if (!getuid() || !getgid()) {
 926                                 if (stat(BBSDIR "/citadel.config", &st) < 0) {
 927                                         perror("couldn't stat citadel.config");
 928                                         logoff(3);
 929                                 }
 930                                 if (!getgid() && (setgid(st.st_gid) < 0)) {
 931                                         perror("couldn't change gid");
 932                                         logoff(3);
 933                                 }
 934                                 if (!getuid() && (setuid(st.st_uid) < 0)) {
 935                                         perror("couldn't change uid");
 936                                         logoff(3);
 937                                 }
 938                                 /*
 939                                 printf("Privileges changed to uid %d gid %d\n",
 940                                                 getuid(), getgid());
 941                                 */
 942                         }
 943                         argc = shift(argc, argv, a, 1);
 944                 }
 945         }
 946
 947         printf("Attaching to server... \r");
 948         fflush(stdout);
 949         attach_to_server(argc, argv, hostbuf, portbuf);
 950
 951         send_ansi_detect();
 952
 953         serv_gets(aaa);
 954         if (aaa[0] != '2') {
 955                 printf("%s\n", &aaa[4]);
 956                 logoff(atoi(aaa));
 957         }
 958
 959 /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
 960  * is zeroized.
 961  */
 962
 963         if ((sptr = strchr(aaa, '<')) == NULL)
 964         {
 965            nonce[0] = '\0';
 966         }
 967         else
 968         {
 969            if ((sptr2 = strchr(sptr, '>')) == NULL)
 970            {
 971               nonce[0] = '\0';
 972            }
 973            else
 974            {
 975               sptr2++;
 976               *sptr2 = '\0';
 977               strncpy(nonce, sptr, NONCE_SIZE);
 978            }
 979         }
 980
 981         get_serv_info(telnet_client_host);
 982
 983         look_for_ansi();
 984         cls(0);
 985         color(7);
 986
 987         printf("%-23s\n%s\n%s\n", serv_info.serv_software, serv_info.serv_humannode,
 988                serv_info.serv_bbs_city);
 989         screenwidth = 80;       /* default screen dimensions */
 990         screenheight = 24;
 991
 992         printf(" pause    next    stop\n");
 993         printf(" ctrl-s  ctrl-o  ctrl-c\n\n");
 994         formout("hello");       /* print the opening greeting */
 995         printf("\n");
 996
 997 GSTA:   /* See if we have a username and password on disk */
 998         if (rc_remember_passwords) {
 999                 get_stored_password(hostbuf, portbuf, fullname, password);
1000                 if (strlen(fullname) > 0) {
1001                         snprintf(aaa, sizeof(aaa)-1, "USER %s", fullname);
1002                         serv_puts(aaa);
1003                         serv_gets(aaa);
1004                         if (nonce[0])
1005                         {
1006                                 sprintf(aaa, "PAS2 %s", make_apop_string(password, nonce, hexstring));
1007                         }
1008                         else    /* Else no APOP */
1009                         {
1010                                 snprintf(aaa, sizeof(aaa)-1, "PASS %s", password);
1011                         }
1012
1013                         serv_puts(aaa);
1014                         serv_gets(aaa);
1015                         if (aaa[0] == '2') {
1016                                 load_user_info(&aaa[4]);
1017                                 stored_password = 1;
1018                                 goto PWOK;
1019                         }
1020                         else {
1021                                 set_stored_password(hostbuf, portbuf, "", "");
1022                         }
1023                 }
1024         }
1025
1026         termn8 = 0;
1027         newnow = 0;
1028         do {
1029                 if (strlen(rc_username) > 0) {
1030                         strcpy(fullname, rc_username);
1031                 } else {
1032                         newprompt("Enter your name: ", fullname, 29);
1033                 }
1034                 strproc(fullname);
1035                 if (!strcasecmp(fullname, "new")) {     /* just in case */
1036                         printf("Please enter the name you wish to log in with.\n");
1037                 }
1038         } while (
1039                         (!strcasecmp(fullname, "bbs"))
1040                         || (!strcasecmp(fullname, "new"))
1041                         || (strlen(fullname) == 0));
1042
1043         if (!strcasecmp(fullname, "off")) {
1044                 mcmd = 29;
1045                 goto TERMN8;
1046         }
1047         /* sign on to the server */
1048         snprintf(aaa, sizeof aaa, "USER %s", fullname);
1049         serv_puts(aaa);
1050         serv_gets(aaa);
1051         if (aaa[0] != '3')
1052                 goto NEWUSR;
1053
1054         /* password authentication */
1055         if (strlen(rc_password) > 0) {
1056                 strcpy(password, rc_password);
1057         } else {
1058                 newprompt("\rPlease enter your password: ", password, -19);
1059         }
1060         strproc(password);
1061
1062         if (nonce[0])
1063         {
1064                 sprintf(aaa, "PAS2 %s", make_apop_string(password, nonce, hexstring));
1065         }
1066         else    /* Else no APOP */
1067         {
1068                         snprintf(aaa, sizeof(aaa)-1, "PASS %s", password);
1069         }
1070
1071         serv_puts(aaa);
1072         serv_gets(aaa);
1073         if (aaa[0] == '2') {
1074                 load_user_info(&aaa[4]);
1075                 offer_to_remember_password(hostbuf, portbuf,
1076                                         fullname, password);
1077                 goto PWOK;
1078         }
1079         printf("<< wrong password >>\n");
1080         if (strlen(rc_password) > 0)
1081                 logoff(0);
1082         goto GSTA;
1083
1084 NEWUSR: if (strlen(rc_password) == 0) {
1085                 printf("No record. Enter as new user? ");
1086                 if (yesno() == 0)
1087                         goto GSTA;
1088         }
1089         snprintf(aaa, sizeof aaa, "NEWU %s", fullname);
1090         serv_puts(aaa);
1091         serv_gets(aaa);
1092         if (aaa[0] != '2') {
1093                 printf("%s\n", aaa);
1094                 goto GSTA;
1095         }
1096         load_user_info(&aaa[4]);
1097
1098         while (set_password() != 0);;
1099         newnow = 1;
1100
1101         enter_config(1);
1102
1103 PWOK:
1104         /* Switch color support on or off if we're in user mode */
1105         if (rc_ansi_color == 3) {
1106                 if (userflags & US_COLOR)
1107                         enable_color = 1;
1108                 else
1109                         enable_color = 0;
1110         }
1111
1112         printf("%s\nAccess level: %d (%s)\n"
1113                 "User #%ld / Login #%d",
1114                 fullname, axlevel, axdefs[(int) axlevel],
1115                 usernum, timescalled);
1116         if (lastcall > 0L) {
1117                 printf(" / Last login: %s\n",
1118                         asctime(localtime(&lastcall)) );
1119         }
1120         printf("\n");
1121
1122         serv_puts("CHEK");
1123         serv_gets(aaa);
1124         if (aaa[0] == '2') {
1125                 b = extract_int(&aaa[4], 0);
1126                 if (b > 0) {
1127                         color(BRIGHT_RED);
1128                         if (b == 1)
1129                                 printf("*** You have a new private message in Mail>\n");
1130                         if (b > 1)
1131                                 printf("*** You have %d new private messages in Mail>\n", b);
1132                         color(DIM_WHITE);
1133                 }
1134                 if ((axlevel >= 6) && (extract_int(&aaa[4], 2) > 0)) {
1135                         printf("*** Users need validation\n");
1136                 }
1137                 if (extract_int(&aaa[4], 1) > 0) {
1138                         printf("*** Please register.\n");
1139                         formout("register");
1140                         entregis();
1141                 }
1142         }
1143         /* Make up some temporary filenames for use in various parts of the
1144          * program.  Don't mess with these once they've been set, because we
1145          * will be unlinking them later on in the program and we don't
1146          * want to delete something that we didn't create. */
1147         snprintf(temp, sizeof temp, tmpnam(NULL));
1148         snprintf(temp2, sizeof temp2, tmpnam(NULL));
1149         snprintf(tempdir, sizeof tempdir, tmpnam(NULL));
1150
1151         /* Get screen dimensions.  First we go to a default of 80x24.  Then
1152          * we try to get the user's actual screen dimensions off the server.
1153          * However, if we're running on an xterm, all this stuff is
1154          * irrelevant because we're going to dynamically size the screen
1155          * during the session.
1156          */
1157         screenwidth = 80;
1158         screenheight = 24;
1159         serv_puts("GETU");
1160         serv_gets(aaa);
1161         if (aaa[0] == '2') {
1162                 screenwidth = extract_int(&aaa[4], 0);
1163                 screenheight = extract_int(&aaa[4], 1);
1164         }
1165         if (getenv("TERM") != NULL)
1166                 if (!strcmp(getenv("TERM"), "xterm")) {
1167                         have_xterm = 1;
1168                 }
1169 #ifdef TIOCGWINSZ
1170         check_screen_dims();
1171 #endif
1172
1173         set_floor_mode();
1174
1175
1176         /* Enter the lobby */
1177         dotgoto("_BASEROOM_", 1);
1178
1179 /* Main loop for the system... user is logged in. */
1180         strcpy(ugname, "");
1181         uglsn = 0L;
1182
1183         if (newnow == 1)
1184                 readmsgs(3, 1, 5);
1185         else
1186                 readmsgs(1, 1, 0);
1187
1188         /* MAIN COMMAND LOOP */
1189         do {
1190                 mcmd = getcmd(argbuf);          /* Get keyboard command */
1191
1192 #ifdef TIOCGWINSZ
1193                 check_screen_dims();            /* if xterm, get screen size */
1194 #endif
1195
1196                 if (termn8 == 0)
1197                         switch (mcmd) {
1198                         case 1:
1199                                 formout("help");
1200                                 break;
1201                         case 4:
1202                                 entmsg(0, 0);
1203                                 break;
1204                         case 36:
1205                                 entmsg(0, 1);
1206                                 break;
1207                         case 46:
1208                                 entmsg(0, 2);
1209                                 break;
1210                         case 78:
1211                                 newprompt("What do you want your username to be? ", aaa, 32);
1212                                 snprintf(bbb, sizeof bbb, "ENT0 2|0|0|0|%s", aaa);
1213                                 serv_puts(bbb);
1214                                 serv_gets(aaa);
1215                                 if (strncmp("200", aaa, 3))
1216                                         printf("\n%s\n", aaa);
1217                                 else
1218                                         entmsg(0, 0);
1219                                 break;
1220                         case 5:
1221                                 updatels();
1222                                 gotonext();
1223                                 break;
1224                         case 47:
1225                                 updatelsa();
1226                                 gotonext();
1227                                 break;
1228                         case 58:
1229                                 updatelsa();
1230                                 dotgoto("_MAIL_", 1);
1231                                 break;
1232                         case 20:
1233                                 updatels();
1234                         case 52:
1235                                 dotgoto(argbuf, 0);
1236                                 break;
1237                         case 10:
1238                                 readmsgs(0, 1, 0);
1239                                 break;
1240                         case 9:
1241                                 readmsgs(3, 1, 5);
1242                                 break;
1243                         case 13:
1244                                 readmsgs(1, 1, 0);
1245                                 break;
1246                         case 11:
1247                                 readmsgs(0, (-1), 0);
1248                                 break;
1249                         case 12:
1250                                 readmsgs(2, (-1), 0);
1251                                 break;
1252                         case 71:
1253                                 readmsgs(3, 1, atoi(argbuf));
1254                                 break;
1255                         case 7:
1256                                 forget();
1257                                 break;
1258                         case 18:
1259                                 subshell();
1260                                 break;
1261                         case 38:
1262                                 updatels();
1263                                 entroom();
1264                                 break;
1265                         case 22:
1266                                 killroom();
1267                                 break;
1268                         case 32:
1269                                 userlist(argbuf);
1270                                 break;
1271                         case 27:
1272                                 invite();
1273                                 break;
1274                         case 28:
1275                                 kickout();
1276                                 break;
1277                         case 23:
1278                                 editthisroom();
1279                                 break;
1280                         case 14:
1281                                 roomdir();
1282                                 break;
1283                         case 33:
1284                                 download(0);
1285                                 break;
1286                         case 34:
1287                                 download(1);
1288                                 break;
1289                         case 31:
1290                                 download(2);
1291                                 break;
1292                         case 43:
1293                                 download(3);
1294                                 break;
1295                         case 45:
1296                                 download(4);
1297                                 break;
1298                         case 55:
1299                                 download(5);
1300                                 break;
1301                         case 39:
1302                                 upload(0);
1303                                 break;
1304                         case 40:
1305                                 upload(1);
1306                                 break;
1307                         case 42:
1308                                 upload(2);
1309                                 break;
1310                         case 44:
1311                                 upload(3);
1312                                 break;
1313                         case 57:
1314                                 cli_upload();
1315                                 break;
1316                         case 16:
1317                                 ungoto();
1318                                 break;
1319                         case 24:
1320                                 whoknows();
1321                                 break;
1322                         case 26:
1323                                 validate();
1324                                 break;
1325                         case 29:
1326                                 updatels();
1327                                 termn8 = 1;
1328                                 break;
1329                         case 30:
1330                                 updatels();
1331                                 termn8 = 1;
1332                                 break;
1333                         case 48:
1334                                 enterinfo();
1335                                 break;
1336                         case 49:
1337                                 readinfo();
1338                                 break;
1339                         case 72:
1340                                 cli_image_upload("_userpic_");
1341                                 break;
1342                         case 73:
1343                                 cli_image_upload("_roompic_");
1344                                 break;
1345
1346                         case 74:
1347                                 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
1348                                 cli_image_upload(aaa);
1349                                 break;
1350
1351                         case 75:
1352                                 enternew("roomname", aaa, 20);
1353                                 snprintf(bbb, sizeof bbb, "RCHG %s", aaa);
1354                                 serv_puts(bbb);
1355                                 serv_gets(aaa);
1356                                 if (strncmp("200", aaa, 3))
1357                                         printf("\n%s\n", aaa);
1358                                 break;
1359                         case 76:
1360                                 enternew("hostname", aaa, 25);
1361                                 snprintf(bbb, sizeof bbb, "HCHG %s", aaa);
1362                                 serv_puts(bbb);
1363                                 serv_gets(aaa);
1364                                 if (strncmp("200", aaa, 3))
1365                                         printf("\n%s\n", aaa);
1366                                 break;
1367                         case 77:
1368                                 enternew("username", aaa, 32);
1369                                 snprintf(bbb, sizeof bbb, "UCHG %s", aaa);
1370                                 serv_puts(bbb);
1371                                 serv_gets(aaa);
1372                                 if (strncmp("200", aaa, 3))
1373                                         printf("\n%s\n", aaa);
1374                                 break;
1375
1376                         case 35:
1377                                 set_password();
1378                                 break;
1379
1380                         case 21:
1381                                 if (argbuf[0] == 0)
1382                                         strcpy(aaa, "?");
1383                                 display_help(argbuf);
1384                                 break;
1385
1386                         case 41:
1387                                 formout("register");
1388                                 entregis();
1389                                 break;
1390
1391                         case 15:
1392                                 printf("Are you sure (y/n)? ");
1393                                 if (yesno() == 1) {
1394                                         updatels();
1395                                         a = 0;
1396                                         termn8 = 1;
1397                                 }
1398                                 break;
1399
1400                         case 85:
1401                                 printf("All users will be disconnected!  "
1402                                         "Really terminate the server? ");
1403                                 if (yesno() == 1) {
1404                                         serv_puts("DOWN");
1405                                         serv_gets(aaa);
1406                                         printf("%s\n", &aaa[4]);
1407                                         if (aaa[0]=='2') {
1408                                                 updatels();
1409                                                 a = 0;
1410                                                 termn8 = 1;
1411                                         }
1412                                 }
1413                                 break;
1414
1415                         case 86:
1416                                 printf("Do you really want to schedule a "
1417                                         "server shutdown? ");
1418                                 if (yesno() == 1) {
1419                                         serv_puts("SCDN 1");
1420                                         serv_gets(aaa);
1421                                         if (aaa[0]=='2') {
1422                                                 if (atoi(&aaa[4])) {
1423                                                         printf(
1424 "The Citadel server will terminate when all users are logged off.\n"
1425                                                                 );
1426                                                 }
1427                                                 else {
1428                                                         printf(
1429 "The Citadel server will not terminate.\n"
1430                                                                 );
1431                                                 }
1432                                         }
1433                                 }
1434                                 break;
1435
1436                         case 87:
1437                                 network_config_management("listrecp",
1438                                         "Mailing list recipients");
1439                                 break;
1440
1441                         case 89:
1442                                 network_config_management("ignet_push_share",
1443                                         "Nodes with which we share this room");
1444                                 break;
1445
1446                         case 88:
1447                                 do_ignet_configuration();
1448                                 break;
1449
1450                         case 6:
1451                                 gotonext();
1452                                 break;
1453
1454                         case 3:
1455                                 chatmode();
1456                                 break;
1457
1458                         case 2:
1459                                 if (server_is_local) {
1460                                         sttybbs(SB_RESTORE);
1461                                         snprintf(aaa, sizeof aaa, "USERNAME=\042%s\042; export USERNAME;"
1462                                                  "exec ./subsystem %ld %d %d", fullname,
1463                                           usernum, screenwidth, axlevel);
1464                                         ka_system(aaa);
1465                                         sttybbs(SB_NO_INTR);
1466                                 } else {
1467                                         printf("*** Can't run doors when server is not local.\n");
1468                                 }
1469                                 break;
1470
1471                         case 17:
1472                                 who_is_online(0);
1473                                 break;
1474
1475                         case 79:
1476                                 who_is_online(1);
1477                                 break;
1478
1479                         case 80:
1480                                 do_system_configuration();
1481                                 break;
1482
1483                         case 82:
1484                                 do_internet_configuration();
1485                                 break;
1486
1487                         case 83:
1488                                 check_message_base();
1489                                 break;
1490
1491                         case 84:
1492                                 quiet_mode();
1493                                 break;
1494
1495                         case 50:
1496                                 enter_config(2);
1497                                 break;
1498
1499                         case 37:
1500                                 enter_config(0);
1501                                 set_floor_mode();
1502                                 break;
1503
1504                         case 59:
1505                                 enter_config(3);
1506                                 set_floor_mode();
1507                                 break;
1508
1509                         case 60:
1510                                 gotofloor(argbuf, GF_GOTO);
1511                                 break;
1512
1513                         case 61:
1514                                 gotofloor(argbuf, GF_SKIP);
1515                                 break;
1516
1517                         case 62:
1518                                 forget_this_floor();
1519                                 break;
1520
1521                         case 63:
1522                                 create_floor();
1523                                 break;
1524
1525                         case 64:
1526                                 edit_floor();
1527                                 break;
1528
1529                         case 65:
1530                                 kill_floor();
1531                                 break;
1532
1533                         case 66:
1534                                 enter_bio();
1535                                 break;
1536
1537                         case 67:
1538                                 read_bio();
1539                                 break;
1540
1541                         case 25:
1542                                 edituser();
1543                                 break;
1544
1545                         case 8:
1546                                 knrooms(floor_mode);
1547                                 printf("\n");
1548                                 break;
1549
1550                         case 68:
1551                                 knrooms(2);
1552                                 printf("\n");
1553                                 break;
1554
1555                         case 69:
1556                                 misc_server_cmd(argbuf);
1557                                 break;
1558
1559                         case 70:
1560                                 edit_system_message(argbuf);
1561                                 break;
1562
1563                         case 19:
1564                                 listzrooms();
1565                                 printf("\n");
1566                                 break;
1567
1568                         case 51:
1569                                 deletefile();
1570                                 break;
1571
1572                         case 53:
1573                                 netsendfile();
1574                                 break;
1575
1576                         case 54:
1577                                 movefile();
1578                                 break;
1579
1580                         case 56:
1581                                 page_user();
1582                                 break;
1583
1584                         }       /* end switch */
1585         } while (termn8 == 0);
1586
1587 TERMN8: printf("%s logged out.\n", fullname);
1588         while (march != NULL) {
1589                 remove_march(march->march_name, 0);
1590         }
1591         if (mcmd == 30) {
1592                 printf("\n\nType 'off' to disconnect, or next user...\n");
1593         }
1594         snprintf(aaa, sizeof aaa, "LOUT");
1595         serv_puts(aaa);
1596         serv_gets(aaa);
1597         if ((mcmd == 29) || (mcmd == 15)) {
1598                 formout("goodbye");
1599                 logoff(0);
1600         }
1601         goto GSTA;
1602
1603 }       /* end main() */