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 "citadel_ipc.h"
  46 #include "client_chat.h"
  47 #include "client_passwords.h"
  48 #include "citadel_decls.h"
  49 #include "tools.h"
  50 #include "acconfig.h"
  51 #include "client_crypto.h"
  52 #ifndef HAVE_SNPRINTF
  53 #include "snprintf.h"
  54 #endif
  55 #include "screen.h"
  56
  57 #include "md5.h"
  58
  59 #define IFEXPERT if (userflags&US_EXPERT)
  60 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  61 #define IFAIDE if (axlevel>=6)
  62 #define IFNAIDE if (axlevel<6)
  63
  64 struct march *march = NULL;
  65
  66 /* globals associated with the client program */
  67 char temp[PATH_MAX];            /* Name of general temp file */
  68 char temp2[PATH_MAX];           /* Name of general temp file */
  69 char tempdir[PATH_MAX];         /* Name of general temp dir */
  70 char editor_path[SIZ];          /* path to external editor */
  71 char printcmd[SIZ];             /* print command */
  72 int editor_pid = (-1);
  73 char fullname[32];
  74 jmp_buf nextbuf;
  75 struct CtdlServInfo serv_info;  /* Info on the server connected */
  76 int screenwidth;
  77 int screenheight;
  78 unsigned room_flags;
  79 char room_name[ROOMNAMELEN];
  80 char *uglist[UGLISTLEN]; /* size of the ungoto list */
  81 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
  82 int uglistsize = 0;
  83 char is_mail = 0;               /* nonzero when we're in a mail room */
  84 char axlevel = 0;               /* access level */
  85 char is_room_aide = 0;          /* boolean flag, 1 if room aide */
  86 int timescalled;
  87 int posted;
  88 unsigned userflags;
  89 long usernum = 0L;              /* user number */
  90 time_t lastcall = 0L;           /* Date/time of previous login */
  91 char newnow;
  92 long highest_msg_read;          /* used for <A>bandon room cmd */
  93 long maxmsgnum;                 /* used for <G>oto */
  94 char sigcaught = 0;
  95 char have_xterm = 0;            /* are we running on an xterm? */
  96 char rc_username[32];
  97 char rc_password[32];
  98 char hostbuf[SIZ];
  99 char portbuf[SIZ];
 100 char rc_floor_mode;
 101 char floor_mode;
 102 char curr_floor = 0;            /* number of current floor */
 103 char floorlist[128][SIZ];       /* names of floors */
 104 char express_msgs = 0;          /* express messages waiting! */
 105 int termn8 = 0;                 /* Set to nonzero to cause a logoff */
 106 int secure;                     /* Set to nonzero when wire is encrypted */
 107
 108 extern int rc_ansi_color;       /* ansi color value from citadel.rc */
 109 extern int next_lazy_cmd;
 110
 111 /*
 112  * here is our 'clean up gracefully and exit' routine
 113  */
 114 void logoff(int code)
 115 {
 116     int lp;
 117         if (editor_pid > 0) {   /* kill the editor if it's running */
 118                 kill(editor_pid, SIGHUP);
 119         }
 120
 121     /* Free the ungoto list */
 122     for (lp = 0; lp < uglistsize; lp++)
 123       free (uglist[lp]);
 124
 125 /* shut down the server... but not if the logoff code is 3, because
 126  * that means we're exiting because we already lost the server
 127  */
 128         if (code != 3)
 129                 CtdlIPCQuit();
 130
 131 /*
 132  * now clean up various things
 133  */
 134
 135         screen_delete();
 136
 137         unlink(temp);
 138         unlink(temp2);
 139         nukedir(tempdir);
 140
 141         /* Violently kill off any child processes if Citadel is
 142          * the login shell.
 143          */
 144         if (getppid() == 1) {
 145                 kill(0 - getpgrp(), SIGTERM);
 146                 sleep(1);
 147                 kill(0 - getpgrp(), SIGKILL);
 148         }
 149         sttybbs(SB_RESTORE);    /* return the old terminal settings */
 150         exit(code);             /* exit with the proper exit code */
 151 }
 152
 153
 154
 155 /*
 156  * signal catching function for hangups...
 157  */
 158 void dropcarr(int signum)
 159 {
 160         logoff(SIGHUP);
 161 }
 162
 163
 164
 165 /*
 166  * catch SIGCONT to reset terminal modes when were are put back into the
 167  * foreground.
 168  */
 169 void catch_sigcont(int signum)
 170 {
 171         sttybbs(SB_LAST);
 172         signal(SIGCONT, catch_sigcont);
 173 }
 174
 175
 176
 177 /* general purpose routines */
 178
 179 void formout(char *name)
 180 {                               /* display a file */
 181         char cmd[SIZ];
 182         snprintf(cmd, sizeof cmd, "MESG %s", name);
 183         serv_puts(cmd);
 184         serv_gets(cmd);
 185         if (cmd[0] != '1') {
 186                 scr_printf("%s\n", &cmd[4]);
 187                 return;
 188         }
 189         fmout(screenwidth, NULL, NULL,
 190               ((userflags & US_PAGINATOR) ? 1 : 0),
 191               screenheight, 1, 1);
 192 }
 193
 194
 195 void userlist(char *patn)
 196 {
 197         char buf[SIZ];
 198         char fl[SIZ];
 199         struct tm *tmbuf;
 200         time_t lc;
 201
 202         serv_puts("LIST");
 203         serv_gets(buf);
 204         if (buf[0] != '1') {
 205                 pprintf("%s\n", &buf[4]);
 206                 return;
 207         }
 208         pprintf("       User Name           Num  L  LastCall  Calls Posts\n");
 209         pprintf("------------------------- ----- - ---------- ----- -----\n");
 210         while (serv_gets(buf), strcmp(buf, "000")) {
 211                 if (sigcaught == 0) {
 212                     extract(fl, buf, 0);
 213                     if (pattern(fl, patn) >= 0) {
 214                         pprintf("%-25s ", fl);
 215                         pprintf("%5ld %d ", extract_long(buf, 2),
 216                                extract_int(buf, 1));
 217                         lc = extract_long(buf, 3);
 218                         tmbuf = (struct tm *) localtime(&lc);
 219                         pprintf("%02d/%02d/%04d ",
 220                                (tmbuf->tm_mon + 1),
 221                                tmbuf->tm_mday,
 222                                (tmbuf->tm_year + 1900));
 223                         pprintf("%5ld %5ld\n", extract_long(buf, 4), extract_long(buf, 5));
 224                     }
 225
 226                 }
 227         }
 228         pprintf("\n");
 229 }
 230
 231
 232 /*
 233  * grab assorted info about the user...
 234  */
 235 void load_user_info(char *params)
 236 {
 237         extract(fullname, params, 0);
 238         axlevel = extract_int(params, 1);
 239         timescalled = extract_int(params, 2);
 240         posted = extract_int(params, 3);
 241         userflags = extract_int(params, 4);
 242         usernum = extract_long(params, 5);
 243         lastcall = extract_long(params, 6);
 244 }
 245
 246
 247 /*
 248  * Remove a room from the march list.  'floornum' is ignored unless
 249  * 'roomname' is set to _FLOOR_, in which case all rooms on the requested
 250  * floor will be removed from the march list.
 251  */
 252 void remove_march(char *roomname, int floornum)
 253 {
 254         struct march *mptr, *mptr2;
 255
 256         if (march == NULL)
 257                 return;
 258
 259         if ((!strcasecmp(march->march_name, roomname))
 260             || ((!strcasecmp(roomname, "_FLOOR_")) && (march->march_floor == floornum))) {
 261                 mptr = march->next;
 262                 free(march);
 263                 march = mptr;
 264                 return;
 265         }
 266         mptr2 = march;
 267         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 268
 269                 if ((!strcasecmp(mptr->march_name, roomname))
 270                     || ((!strcasecmp(roomname, "_FLOOR_"))
 271                         && (mptr->march_floor == floornum))) {
 272
 273                         mptr2->next = mptr->next;
 274                         free(mptr);
 275                         mptr = mptr2;
 276                 } else {
 277                         mptr2 = mptr;
 278                 }
 279         }
 280 }
 281
 282
 283 /*
 284  * Locate the room on the march list which we most want to go to.  Each room
 285  * is measured given a "weight" of preference based on various factors.
 286  */
 287 char *pop_march(int desired_floor)
 288 {
 289         static char TheRoom[ROOMNAMELEN];
 290         int TheFloor = 0;
 291         int TheOrder = 32767;
 292         int TheWeight = 0;
 293         int weight;
 294         struct march *mptr = NULL;
 295
 296         strcpy(TheRoom, "_BASEROOM_");
 297         if (march == NULL)
 298                 return (TheRoom);
 299
 300         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 301                 weight = 0;
 302                 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
 303                         weight = weight + 10000;
 304                 if (mptr->march_floor == desired_floor)
 305                         weight = weight + 5000;
 306
 307                 weight = weight + ((128 - (mptr->march_floor)) * 128);
 308                 weight = weight + (128 - (mptr->march_order));
 309
 310                 if (weight > TheWeight) {
 311                         TheWeight = weight;
 312                         strcpy(TheRoom, mptr->march_name);
 313                         TheFloor = mptr->march_floor;
 314                         TheOrder = mptr->march_order;
 315                 }
 316         }
 317         return (TheRoom);
 318 }
 319
 320
 321 /*
 322  * jump directly to a room
 323  */
 324 void dotgoto(char *towhere, int display_name, int fromungoto)
 325 {
 326         char aaa[SIZ], bbb[SIZ], psearch[SIZ];
 327         static long ls = 0L;
 328         int newmailcount = 0;
 329         static int oldmailcount = (-1);
 330         int partial_match, best_match;
 331         char from_floor;
 332         int ugpos = uglistsize;
 333         int r;                          /* IPC result code */
 334         static struct ctdlipcroom *roomrec = NULL;
 335
 336         /* store ungoto information */
 337         if (fromungoto == 0) {
 338                 /* sloppy slide them all down, hey it's the client, who cares. :-) */
 339                 if (uglistsize >= (UGLISTLEN-1)) {
 340                         int lp;
 341                         free (uglist[0]);
 342                         for (lp = 0; lp < (UGLISTLEN-1); lp++) {
 343                                 uglist[lp] = uglist[lp+1];
 344                                 uglistlsn[lp] = uglistlsn[lp+1];
 345                         }
 346                         ugpos--;
 347                 } else
 348                         uglistsize++;
 349
 350                 uglist[ugpos] = malloc(strlen(room_name)+1);
 351                 strcpy(uglist[ugpos], room_name);
 352                 uglistlsn[ugpos] = ls;
 353         }
 354
 355         if (roomrec) {
 356                 free(roomrec);
 357                 roomrec = NULL;
 358         }
 359
 360         /* first try an exact match */
 361         r = CtdlIPCGotoRoom(towhere, "", &roomrec, aaa);
 362         if (r / 10 == 54) {
 363                 newprompt("Enter room password: ", bbb, 9);
 364                 r = CtdlIPCGotoRoom(towhere, bbb, &roomrec, aaa);
 365                 if (r / 10 == 54) {
 366                         scr_printf("Wrong password.\n");
 367                         return;
 368                 }
 369         }
 370         /*
 371          * If a match is not found, try a partial match.
 372          * Partial matches anywhere in the string carry a weight of 1,
 373          * left-aligned matches carry a weight of 2.  Pick the room that
 374          * has the highest-weighted match.
 375          */
 376         if (r / 100 != 2) {
 377                 best_match = 0;
 378                 strcpy(bbb, "");
 379                 serv_puts("LKRA");
 380                 serv_gets(aaa);
 381                 if (aaa[0] == '1')
 382                         while (serv_gets(aaa), strcmp(aaa, "000")) {
 383                                 extract(psearch, aaa, 0);
 384                                 partial_match = 0;
 385                                 if (pattern(psearch, towhere) >= 0) {
 386                                         partial_match = 1;
 387                                 }
 388                                 if (!strncasecmp(towhere, psearch, strlen(towhere))) {
 389                                         partial_match = 2;
 390                                 }
 391                                 if (partial_match > best_match) {
 392                                         strcpy(bbb, psearch);
 393                                         best_match = partial_match;
 394                                 }
 395                         }
 396                 if (strlen(bbb) == 0) {
 397                         scr_printf("No room '%s'.\n", towhere);
 398                         return;
 399                 }
 400                 r = CtdlIPCGotoRoom(bbb, "", &roomrec, aaa);
 401         }
 402         if (r / 100 != 2) {
 403                 scr_printf("%s\n", aaa);
 404                 return;
 405         }
 406         safestrncpy(room_name, roomrec->RRname, ROOMNAMELEN);
 407         room_flags = roomrec->RRflags;
 408         from_floor = curr_floor;
 409         curr_floor = roomrec->RRfloor;
 410
 411         remove_march(room_name, 0);
 412         if (!strcasecmp(towhere, "_BASEROOM_"))
 413                 remove_march(towhere, 0);
 414         if (!roomrec->RRunread)
 415                 next_lazy_cmd = 5;      /* Don't read new if no new msgs */
 416         if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
 417                 if (floorlist[(int) curr_floor][0] == 0)
 418                         load_floorlist();
 419                 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
 420         }
 421         if (display_name == 1) {
 422                 color(BRIGHT_WHITE);
 423                 scr_printf("%s ", room_name);
 424                 color(DIM_WHITE);
 425                 scr_printf("- ");
 426         }
 427         if (display_name != 2) {
 428                 color(BRIGHT_YELLOW);
 429                 scr_printf("%d ", roomrec->RRunread);
 430                 color(DIM_WHITE);
 431                 scr_printf("new of ");
 432                 color(BRIGHT_YELLOW);
 433                 scr_printf("%d ", roomrec->RRtotal);
 434                 color(DIM_WHITE);
 435                 scr_printf("messages.\n");
 436         }
 437         highest_msg_read = roomrec->RRlastread;
 438         maxmsgnum = roomrec->RRhighest;
 439         is_mail = roomrec->RRismailbox;
 440         is_room_aide = roomrec->RRaide;
 441         ls = roomrec->RRlastread;
 442
 443         /* read info file if necessary */
 444         if (roomrec->RRinfoupdated > 0)
 445                 readinfo();
 446
 447         /* check for newly arrived mail if we can */
 448         newmailcount = roomrec->RRnewmail;
 449         if (newmailcount > 0) {
 450                 color(BRIGHT_RED);
 451                 scr_printf("*** You have %d new mail message%s\n",
 452                                 newmailcount - oldmailcount,
 453                                 (newmailcount - oldmailcount == 1) ?
 454                                 "" : "s");
 455                 color(DIM_WHITE);
 456         }
 457         status_line(serv_info.serv_humannode, serv_info.serv_bbs_city,
 458                         room_name, secure, newmailcount);
 459 }
 460
 461 /* Goto next room having unread messages.
 462  * We want to skip over rooms that the user has already been to, and take the
 463  * user back to the lobby when done.  The room we end up in is placed in
 464  * newroom - which is set to 0 (the lobby) initially.
 465  */
 466 void gotonext(void)
 467 {
 468         char buf[SIZ];
 469         struct march *mptr, *mptr2;
 470         char next_room[ROOMNAMELEN];
 471
 472         /* Check to see if the march-mode list is already allocated.
 473          * If it is, pop the first room off the list and go there.
 474          */
 475         if (march == NULL) {
 476                 serv_puts("LKRN");
 477                 serv_gets(buf);
 478                 if (buf[0] == '1')
 479                         while (serv_gets(buf), strcmp(buf, "000")) {
 480                                 mptr = (struct march *) malloc(sizeof(struct march));
 481                                 mptr->next = NULL;
 482                                 extract(mptr->march_name, buf, 0);
 483                                 mptr->march_floor = (char) (extract_int(buf, 2) & 0x7F);
 484                                 mptr->march_order = (char) (extract_int(buf, 3) & 0x7F);
 485                                 if (march == NULL) {
 486                                         march = mptr;
 487                                 } else {
 488                                         mptr2 = march;
 489                                         while (mptr2->next != NULL)
 490                                                 mptr2 = mptr2->next;
 491                                         mptr2->next = mptr;
 492                                 }
 493                         }
 494 /* add _BASEROOM_ to the end of the march list, so the user will end up
 495  * in the system base room (usually the Lobby>) at the end of the loop
 496  */
 497                 mptr = (struct march *) malloc(sizeof(struct march));
 498                 mptr->next = NULL;
 499                 strcpy(mptr->march_name, "_BASEROOM_");
 500                 if (march == NULL) {
 501                         march = mptr;
 502                 } else {
 503                         mptr2 = march;
 504                         while (mptr2->next != NULL)
 505                                 mptr2 = mptr2->next;
 506                         mptr2->next = mptr;
 507                 }
 508 /*
 509  * ...and remove the room we're currently in, so a <G>oto doesn't make us
 510  * walk around in circles
 511  */
 512                 remove_march(room_name, 0);
 513         }
 514         if (march != NULL) {
 515                 strcpy(next_room, pop_march(curr_floor));
 516         } else {
 517                 strcpy(next_room, "_BASEROOM_");
 518         }
 519         remove_march(next_room, 0);
 520         dotgoto(next_room, 1, 0);
 521 }
 522
 523 /*
 524  * forget all rooms on a given floor
 525  */
 526 void forget_all_rooms_on(int ffloor)
 527 {
 528         char buf[SIZ];
 529         struct march *flist, *fptr;
 530
 531         scr_printf("Forgetting all rooms on %s...\r", &floorlist[ffloor][0]);
 532         scr_flush();
 533         snprintf(buf, sizeof buf, "LKRA %d", ffloor);
 534         serv_puts(buf);
 535         serv_gets(buf);
 536         if (buf[0] != '1') {
 537                 scr_printf("%-72s\n", &buf[4]);
 538                 return;
 539         }
 540         flist = NULL;
 541         while (serv_gets(buf), strcmp(buf, "000")) {
 542                 fptr = (struct march *) malloc(sizeof(struct march));
 543                 fptr->next = flist;
 544                 flist = fptr;
 545                 extract(fptr->march_name, buf, 0);
 546         }
 547         while (flist != NULL) {
 548                 snprintf(buf, sizeof buf, "GOTO %s", flist->march_name);
 549                 serv_puts(buf);
 550                 serv_gets(buf);
 551                 if (buf[0] == '2') {
 552                         serv_puts("FORG");
 553                         serv_gets(buf);
 554                 }
 555                 fptr = flist;
 556                 flist = flist->next;
 557                 free(fptr);
 558         }
 559         scr_printf("%-72s\r", "");
 560 }
 561
 562
 563 /*
 564  * routine called by gotofloor() to move to a new room on a new floor
 565  */
 566 void gf_toroom(char *towhere, int mode)
 567 {
 568         int floor_being_left;
 569
 570         floor_being_left = curr_floor;
 571
 572         if (mode == GF_GOTO) {  /* <;G>oto mode */
 573                 updatels();
 574                 dotgoto(towhere, 1, 0);
 575         }
 576         if (mode == GF_SKIP) {  /* <;S>kip mode */
 577                 dotgoto(towhere, 1, 0);
 578                 remove_march("_FLOOR_", floor_being_left);
 579         }
 580         if (mode == GF_ZAP) {   /* <;Z>ap mode */
 581                 dotgoto(towhere, 1, 0);
 582                 remove_march("_FLOOR_", floor_being_left);
 583                 forget_all_rooms_on(floor_being_left);
 584         }
 585 }
 586
 587
 588 /*
 589  * go to a new floor
 590  */
 591 void gotofloor(char *towhere, int mode)
 592 {
 593         int a, tofloor;
 594         struct march *mptr;
 595         char buf[SIZ], targ[SIZ];
 596
 597         if (floorlist[0][0] == 0)
 598                 load_floorlist();
 599         tofloor = (-1);
 600         for (a = 0; a < 128; ++a)
 601                 if (!strcasecmp(&floorlist[a][0], towhere))
 602                         tofloor = a;
 603
 604         if (tofloor < 0) {
 605                 for (a = 0; a < 128; ++a) {
 606                         if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
 607                                 tofloor = a;
 608                         }
 609                 }
 610         }
 611         if (tofloor < 0) {
 612                 for (a = 0; a < 128; ++a)
 613                         if (pattern(towhere, &floorlist[a][0]) > 0)
 614                                 tofloor = a;
 615         }
 616         if (tofloor < 0) {
 617                 scr_printf("No floor '%s'.\n", towhere);
 618                 return;
 619         }
 620         for (mptr = march; mptr != NULL; mptr = mptr->next) {
 621                 if ((mptr->march_floor) == tofloor)
 622                         gf_toroom(mptr->march_name, mode);
 623                 return;
 624         }
 625
 626         strcpy(targ, "");
 627         snprintf(buf, sizeof buf, "LKRA %d", tofloor);
 628         serv_puts(buf);
 629         serv_gets(buf);
 630         if (buf[0] == '1')
 631                 while (serv_gets(buf), strcmp(buf, "000")) {
 632                         if ((extract_int(buf, 2) == tofloor) && (strlen(targ) == 0))
 633                                 extract(targ, buf, 0);
 634                 }
 635         if (strlen(targ) > 0) {
 636                 gf_toroom(targ, mode);
 637         } else {
 638                 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
 639         }
 640 }
 641
 642
 643 /*
 644  * forget all rooms on current floor
 645  */
 646 void forget_this_floor(void)
 647 {
 648
 649         if (curr_floor == 0) {
 650                 scr_printf("Can't forget this floor.\n");
 651                 return;
 652         }
 653         if (floorlist[0][0] == 0)
 654                 load_floorlist();
 655         scr_printf("Are you sure you want to forget all rooms on %s? ",
 656                &floorlist[(int) curr_floor][0]);
 657         if (yesno() == 0)
 658                 return;
 659
 660         gf_toroom("_BASEROOM_", GF_ZAP);
 661 }
 662
 663
 664 /*
 665  * Figure out the physical screen dimensions, if we can
 666  * WARNING:  this is now called from a signal handler!
 667  */
 668 void check_screen_dims(void)
 669 {
 670 #ifdef TIOCGWINSZ
 671         struct {
 672                 unsigned short height;  /* rows */
 673                 unsigned short width;   /* columns */
 674                 unsigned short xpixels;
 675                 unsigned short ypixels;         /* pixels */
 676         } xwinsz;
 677
 678         if (have_xterm) {       /* dynamically size screen if on an xterm */
 679                 if (ioctl(0, TIOCGWINSZ, &xwinsz) == 0) {
 680                         if (xwinsz.height)
 681                                 screenheight = is_curses_enabled() ? (int)xwinsz.height - 1 : (int) xwinsz.height;
 682                         if (xwinsz.width)
 683                                 screenwidth = (int) xwinsz.width;
 684                 }
 685         }
 686 #endif
 687 }
 688
 689
 690 /*
 691  * set floor mode depending on client, server, and user settings
 692  */
 693 void set_floor_mode(void)
 694 {
 695         if (serv_info.serv_ok_floors == 0) {
 696                 floor_mode = 0; /* Don't use floors if the server */
 697         }
 698         /* doesn't support them!          */
 699         else {
 700                 if (rc_floor_mode == RC_NO) {   /* never use floors */
 701                         floor_mode = 0;
 702                 }
 703                 if (rc_floor_mode == RC_YES) {  /* always use floors */
 704                         floor_mode = 1;
 705                 }
 706                 if (rc_floor_mode == RC_DEFAULT) {      /* user choice */
 707                         floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
 708                 }
 709         }
 710 }
 711
 712 /*
 713  * Set or change the user's password
 714  */
 715 int set_password(void)
 716 {
 717         char pass1[20];
 718         char pass2[20];
 719         char buf[SIZ];
 720
 721         if (strlen(rc_password) > 0) {
 722                 strcpy(pass1, rc_password);
 723                 strcpy(pass2, rc_password);
 724         } else {
 725                 IFNEXPERT formout("changepw");
 726                 newprompt("Enter a new password: ", pass1, -19);
 727                 newprompt("Enter it again to confirm: ", pass2, -19);
 728         }
 729         strproc(pass1);
 730         strproc(pass2);
 731         if (!strcasecmp(pass1, pass2)) {
 732                 CtdlIPCChangePassword(pass1, buf);
 733                 scr_printf("%s\n", buf);
 734                 offer_to_remember_password(hostbuf, portbuf, fullname, pass1);
 735                 return (0);
 736         } else {
 737                 scr_printf("*** They don't match... try again.\n");
 738                 return (1);
 739         }
 740 }
 741
 742
 743
 744 /*
 745  * get info about the server we've connected to
 746  */
 747 void get_serv_info(char *supplied_hostname)
 748 {
 749         char buf[512];
 750
 751         CtdlInternalGetServInfo(&serv_info);
 752
 753         /* be nice and identify ourself to the server */
 754         CtdlIPCIdentifySoftware(SERVER_TYPE, 0, REV_LEVEL,
 755                  (server_is_local ? "local" : CITADEL),
 756                  (supplied_hostname) ? supplied_hostname : "", buf);
 757                  /* (locate_host(buf), buf)); */
 758 }
 759
 760
 761
 762
 763
 764 /*
 765  * Display list of users currently logged on to the server
 766  */
 767 void who_is_online(int longlist)
 768 {
 769         char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
 770         char flags[SIZ];
 771         char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
 772         char tbuf[SIZ], clientsoft[SIZ];
 773         time_t timenow = 0;
 774         time_t idletime, idlehours, idlemins, idlesecs;
 775         int last_session = (-1);
 776         int skipidle = 0;
 777
 778         if (longlist == 2) {
 779                 longlist = 0;
 780                 skipidle = 1;
 781         }
 782
 783         if (!(timenow = CtdlIPCServerTime(tbuf))) {
 784                 time(&timenow);
 785         }
 786
 787         if (!longlist) {
 788                 color(BRIGHT_WHITE);
 789                 pprintf("FLG ###        User Name                 Room                 From host\n");
 790                 color(DIM_WHITE);
 791                 pprintf("--- --- ------------------------- -------------------- ------------------------\n");
 792         }
 793         serv_puts("RWHO");
 794         serv_gets(buf);
 795         if (buf[0] == '1') {
 796                 while (serv_gets(buf), strcmp(buf, "000")) {
 797                 int isidle = 0;
 798                         extract(username, buf, 1);
 799                         extract(roomname, buf, 2);
 800                         extract(fromhost, buf, 3);
 801                         extract(clientsoft, buf, 4);
 802                         extract(flags, buf, 7);
 803
 804                         idletime = timenow - extract_long(buf, 5);
 805                         idlehours = idletime / 3600;
 806                         idlemins = (idletime - (idlehours * 3600)) / 60;
 807                         idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
 808
 809                         if (idletime > rc_idle_threshold) {
 810                                 while (strlen(roomname) < 20) {
 811                                         strcat(roomname, " ");
 812                                 }
 813                                 strcpy(&roomname[14], "[idle]");
 814                         if (skipidle)
 815                   isidle = 1;
 816                         }
 817
 818                         if (longlist) {
 819
 820                                 extract(actual_user, buf, 8);
 821                                 extract(actual_room, buf, 9);
 822                                 extract(actual_host, buf, 10);
 823
 824                                 pprintf("  Flags: %s\n", flags);
 825                                 pprintf("Session: %d\n", extract_int(buf, 0));
 826                                 pprintf("   Name: %s\n", username);
 827                                 pprintf("In room: %s\n", roomname);
 828                                 pprintf("   Host: %s\n", fromhost);
 829                                 pprintf(" Client: %s\n", clientsoft);
 830                                 pprintf("   Idle: %ld:%02ld:%02ld\n",
 831                                         (long) idlehours,
 832                                         (long) idlemins,
 833                                         (long) idlesecs);
 834
 835                                 if ( (strlen(actual_user)+strlen(actual_room)+strlen(actual_host)) > 0) {
 836                                         pprintf("(really ");
 837                                         if (strlen(actual_user)>0) pprintf("<%s> ", actual_user);
 838                                         if (strlen(actual_room)>0) pprintf("in <%s> ", actual_room);
 839                                         if (strlen(actual_host)>0) pprintf("from <%s> ", actual_host);
 840                                         pprintf(")\n");
 841                                 }
 842                                 pprintf("\n");
 843
 844                         } else {
 845                     if (isidle == 0) {
 846                                 if (extract_int(buf, 0) == last_session) {
 847                                         pprintf("        ");
 848                                 } else {
 849                                         color(BRIGHT_MAGENTA);
 850                                         pprintf("%-3s ", flags);
 851                                         color(DIM_WHITE);
 852                                         pprintf("%-3d ", extract_int(buf, 0));
 853                                 }
 854                                 last_session = extract_int(buf, 0);
 855                                 color(BRIGHT_CYAN);
 856                                 pprintf("%-25s ", username);
 857                                 color(BRIGHT_MAGENTA);
 858                                 roomname[20] = 0;
 859                                 pprintf("%-20s ", roomname);
 860                                 color(BRIGHT_CYAN);
 861                                 fromhost[24] = '\0';
 862                                 pprintf("%-24s\n", fromhost);
 863                                 color(DIM_WHITE);
 864                         }
 865                         }
 866                 }
 867         }
 868 }
 869
 870 void enternew(char *desc, char *buf, int maxlen)
 871 {
 872         char bbb[128];
 873         snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
 874         newprompt(bbb, buf, maxlen);
 875 }
 876
 877
 878
 879 int shift(int argc, char **argv, int start, int count) {
 880         int i;
 881
 882         for (i=start; i<(argc-count); ++i) {
 883                 argv[i] = argv[i+count];
 884         }
 885         argc = argc - count;
 886         return argc;
 887 }
 888
 889 static void statusHook(char *s) {
 890         sln_printf(s);
 891         sln_flush();
 892 }
 893
 894 /*
 895  * main
 896  */
 897 int main(int argc, char **argv)
 898 {
 899         int a, b, mcmd;
 900         char aaa[100], bbb[100];/* general purpose variables */
 901         char argbuf[32];        /* command line buf */
 902         char nonce[NONCE_SIZE];
 903         char *telnet_client_host = NULL;
 904         char *sptr, *sptr2;     /* USed to extract the nonce */
 905         char hexstring[MD5_HEXSTRING_SIZE];
 906         int stored_password = 0;
 907         char password[SIZ];
 908         struct ctdlipcmisc chek;
 909         struct usersupp *myself;
 910         int r;                          /* IPC result code */
 911
 912         setIPCDeathHook(screen_delete);
 913         setIPCErrorPrintf(err_printf);
 914         setCryptoStatusHook(statusHook);
 915
 916         /* Permissions sanity check - don't run citadel setuid/setgid */
 917         if (getuid() != geteuid()) {
 918                 err_printf("Please do not run citadel setuid!\n");
 919                 logoff(3);
 920         } else if (getgid() != getegid()) {
 921                 err_printf("Please do not run citadel setgid!\n");
 922                 logoff(3);
 923         }
 924
 925         sttybbs(SB_SAVE);       /* Store the old terminal parameters */
 926         load_command_set();     /* parse the citadel.rc file */
 927         sttybbs(SB_NO_INTR);    /* Install the new ones */
 928         signal(SIGHUP, dropcarr);       /* Cleanup gracefully if carrier is dropped */
 929         signal(SIGTERM, dropcarr);      /* Cleanup gracefully if terminated */
 930         signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
 931 #ifdef SIGWINCH
 932         signal(SIGWINCH, scr_winch);    /* Window resize signal */
 933 #endif
 934
 935 #ifdef HAVE_OPENSSL
 936         arg_encrypt = RC_DEFAULT;
 937 #endif
 938 #ifdef HAVE_CURSES_H
 939         arg_screen = RC_DEFAULT;
 940 #endif
 941
 942         /*
 943          * Handle command line options as if we were called like /bin/login
 944          * (i.e. from in.telnetd)
 945          */
 946         for (a=0; a<argc; ++a) {
 947                 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
 948                         telnet_client_host = argv[a+1];
 949                         argc = shift(argc, argv, a, 2);
 950                 }
 951                 if (!strcmp(argv[a], "-x")) {
 952 #ifdef HAVE_OPENSSL
 953                         arg_encrypt = RC_NO;
 954 #endif
 955                         argc = shift(argc, argv, a, 1);
 956                 }
 957                 if (!strcmp(argv[a], "-X")) {
 958 #ifdef HAVE_OPENSSL
 959                         arg_encrypt = RC_YES;
 960                         argc = shift(argc, argv, a, 1);
 961 #else
 962                         fprintf(stderr, "Not compiled with encryption support");
 963                         return 1;
 964 #endif
 965                 }
 966                 if (!strcmp(argv[a], "-s")) {
 967 #ifdef HAVE_CURSES_H
 968                         arg_screen = RC_NO;
 969 #endif
 970                         argc = shift(argc, argv, a, 1);
 971                 }
 972                 if (!strcmp(argv[a], "-S")) {
 973 #ifdef HAVE_CURSES_H
 974                         arg_screen = RC_YES;
 975 #endif
 976                         argc = shift(argc, argv, a, 1);
 977                 }
 978                 if (!strcmp(argv[a], "-p")) {
 979                         struct stat st;
 980
 981                         if (chdir(BBSDIR) < 0) {
 982                                 perror("can't change to " BBSDIR);
 983                                 logoff(3);
 984                         }
 985
 986                         /*
 987                          * Drop privileges if necessary. We stat
 988                          * citadel.config to get the uid/gid since it's
 989                          * guaranteed to have the uid/gid we want.
 990                          */
 991                         if (!getuid() || !getgid()) {
 992                                 if (stat(BBSDIR "/citadel.config", &st) < 0) {
 993                                         perror("couldn't stat citadel.config");
 994                                         logoff(3);
 995                                 }
 996                                 if (!getgid() && (setgid(st.st_gid) < 0)) {
 997                                         perror("couldn't change gid");
 998                                         logoff(3);
 999                                 }
1000                                 if (!getuid() && (setuid(st.st_uid) < 0)) {
1001                                         perror("couldn't change uid");
1002                                         logoff(3);
1003                                 }
1004                                 /*
1005                                 scr_printf("Privileges changed to uid %d gid %d\n",
1006                                                 getuid(), getgid());
1007                                 */
1008                         }
1009                         argc = shift(argc, argv, a, 1);
1010                 }
1011         }
1012
1013         screen_new();
1014
1015         sln_printf("Attaching to server... \r");
1016         sln_flush();
1017         attach_to_server(argc, argv, hostbuf, portbuf);
1018
1019         serv_gets(aaa);
1020         if (aaa[0] != '2') {
1021                 scr_printf("%s\n", &aaa[4]);
1022                 logoff(atoi(aaa));
1023         }
1024
1025 /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
1026  * is zeroized.
1027  */
1028
1029         if ((sptr = strchr(aaa, '<')) == NULL)
1030         {
1031            nonce[0] = '\0';
1032         }
1033         else
1034         {
1035            if ((sptr2 = strchr(sptr, '>')) == NULL)
1036            {
1037               nonce[0] = '\0';
1038            }
1039            else
1040            {
1041               sptr2++;
1042               *sptr2 = '\0';
1043               strncpy(nonce, sptr, NONCE_SIZE);
1044            }
1045         }
1046
1047         get_serv_info(telnet_client_host);
1048
1049         scr_printf("%-24s\n%s\n%s\n", serv_info.serv_software, serv_info.serv_humannode,
1050                 serv_info.serv_bbs_city);
1051         scr_flush();
1052
1053         secure = starttls();
1054         status_line(serv_info.serv_humannode, serv_info.serv_bbs_city, NULL,
1055                         secure, -1);
1056
1057         screenwidth = 80;       /* default screen dimensions */
1058         screenheight = 24;
1059
1060         scr_printf(" pause    next    stop\n");
1061         scr_printf(" ctrl-s  ctrl-o  ctrl-c\n\n");
1062         formout("hello");       /* print the opening greeting */
1063         scr_printf("\n");
1064
1065 GSTA:   /* See if we have a username and password on disk */
1066         if (rc_remember_passwords) {
1067                 get_stored_password(hostbuf, portbuf, fullname, password);
1068                 if (strlen(fullname) > 0) {
1069                         snprintf(aaa, sizeof(aaa)-1, "USER %s", fullname);
1070                         serv_puts(aaa);
1071                         serv_gets(aaa);
1072                         if (nonce[0])
1073                         {
1074                                 snprintf(aaa, sizeof aaa, "PAS2 %s", make_apop_string(password, nonce, hexstring, sizeof hexstring));
1075                         }
1076                         else    /* Else no APOP */
1077                         {
1078                                 snprintf(aaa, sizeof(aaa)-1, "PASS %s", password);
1079                         }
1080
1081                         serv_puts(aaa);
1082                         serv_gets(aaa);
1083                         if (aaa[0] == '2') {
1084                                 load_user_info(&aaa[4]);
1085                                 stored_password = 1;
1086                                 goto PWOK;
1087                         }
1088                         else {
1089                                 set_stored_password(hostbuf, portbuf, "", "");
1090                         }
1091                 }
1092         }
1093
1094         termn8 = 0;
1095         newnow = 0;
1096         do {
1097                 if (strlen(rc_username) > 0) {
1098                         strcpy(fullname, rc_username);
1099                 } else {
1100                         newprompt("Enter your name: ", fullname, 29);
1101                 }
1102                 strproc(fullname);
1103                 if (!strcasecmp(fullname, "new")) {     /* just in case */
1104                         scr_printf("Please enter the name you wish to log in with.\n");
1105                 }
1106         } while (
1107                         (!strcasecmp(fullname, "bbs"))
1108                         || (!strcasecmp(fullname, "new"))
1109                         || (strlen(fullname) == 0));
1110
1111         if (!strcasecmp(fullname, "off")) {
1112                 mcmd = 29;
1113                 goto TERMN8;
1114         }
1115         /* sign on to the server */
1116         r = CtdlIPCTryLogin(fullname, aaa);
1117         if (r / 100 != 3)
1118                 goto NEWUSR;
1119
1120         /* password authentication */
1121         if (strlen(rc_password) > 0) {
1122                 strcpy(password, rc_password);
1123         } else {
1124                 newprompt("\rPlease enter your password: ", password, -19);
1125         }
1126         strproc(password);
1127
1128         if (nonce[0])
1129         {
1130                 snprintf(aaa, sizeof aaa, "PAS2 %s", make_apop_string(password, nonce, hexstring, sizeof hexstring));
1131         }
1132         else    /* Else no APOP */
1133         {
1134                 snprintf(aaa, sizeof aaa, "PASS %s", password);
1135         }
1136
1137         serv_puts(aaa);
1138         serv_gets(aaa);
1139         if (aaa[0] == '2') {
1140                 load_user_info(&aaa[4]);
1141                 offer_to_remember_password(hostbuf, portbuf,
1142                                         fullname, password);
1143                 goto PWOK;
1144         }
1145         scr_printf("<< wrong password >>\n");
1146         if (strlen(rc_password) > 0)
1147                 logoff(0);
1148         goto GSTA;
1149
1150 NEWUSR: if (strlen(rc_password) == 0) {
1151                 scr_printf("No record. Enter as new user? ");
1152                 if (yesno() == 0)
1153                         goto GSTA;
1154         }
1155         snprintf(aaa, sizeof aaa, "NEWU %s", fullname);
1156         serv_puts(aaa);
1157         serv_gets(aaa);
1158         if (aaa[0] != '2') {
1159                 scr_printf("%s\n", aaa);
1160                 goto GSTA;
1161         }
1162         load_user_info(&aaa[4]);
1163
1164         while (set_password() != 0);;
1165         newnow = 1;
1166
1167         enter_config(1);
1168
1169 PWOK:
1170         /* Switch color support on or off if we're in user mode */
1171         if (rc_ansi_color == 3) {
1172                 if (userflags & US_COLOR)
1173                         enable_color = 1;
1174                 else
1175                         enable_color = 0;
1176         }
1177
1178         scr_printf("%s\nAccess level: %d (%s)\n"
1179                 "User #%ld / Login #%d",
1180                 fullname, axlevel, axdefs[(int) axlevel],
1181                 usernum, timescalled);
1182         if (lastcall > 0L) {
1183                 scr_printf(" / Last login: %s\n",
1184                         asctime(localtime(&lastcall)) );
1185         }
1186         scr_printf("\n");
1187
1188         r = CtdlIPCMiscCheck(&chek, aaa);
1189         if (r / 100 == 2) {
1190                 b = chek.newmail;
1191                 if (b > 0) {
1192                         color(BRIGHT_RED);
1193                         if (b == 1)
1194                                 scr_printf("*** You have a new private message in Mail>\n");
1195                         if (b > 1)
1196                                 scr_printf("*** You have %d new private messages in Mail>\n", b);
1197                         color(DIM_WHITE);
1198                 }
1199                 if ((axlevel >= 6) && (chek.needvalid > 0)) {
1200                         scr_printf("*** Users need validation\n");
1201                 }
1202                 if (chek.needregis > 0) {
1203                         scr_printf("*** Please register.\n");
1204                         formout("register");
1205                         entregis();
1206                 }
1207         }
1208         /* Make up some temporary filenames for use in various parts of the
1209          * program.  Don't mess with these once they've been set, because we
1210          * will be unlinking them later on in the program and we don't
1211          * want to delete something that we didn't create. */
1212         snprintf(temp, sizeof temp, tmpnam(NULL));
1213         snprintf(temp2, sizeof temp2, tmpnam(NULL));
1214         snprintf(tempdir, sizeof tempdir, tmpnam(NULL));
1215
1216         /* Get screen dimensions.  First we go to a default of 80x24.  Then
1217          * we try to get the user's actual screen dimensions off the server.
1218          * However, if we're running on an xterm, all this stuff is
1219          * irrelevant because we're going to dynamically size the screen
1220          * during the session.
1221          */
1222         screenwidth = 80;
1223         screenheight = 24;
1224         r = CtdlIPCGetConfig(&myself, aaa);
1225         if (r == 2) {
1226                 screenwidth = myself->USscreenwidth;
1227                 screenheight = myself->USscreenheight;
1228         }
1229         if (getenv("TERM") != NULL)
1230                 if (!strcmp(getenv("TERM"), "xterm")) {
1231                         have_xterm = 1;
1232                 }
1233 #ifdef TIOCGWINSZ
1234         check_screen_dims();
1235 #endif
1236
1237         set_floor_mode();
1238
1239
1240         /* Enter the lobby */
1241         dotgoto("_BASEROOM_", 1, 0);
1242
1243 /* Main loop for the system... user is logged in. */
1244     uglistsize = 0;
1245
1246         if (newnow == 1)
1247                 readmsgs(3, 1, 5);
1248         else
1249                 readmsgs(1, 1, 0);
1250
1251         /* MAIN COMMAND LOOP */
1252         do {
1253                 mcmd = getcmd(argbuf);          /* Get keyboard command */
1254
1255 #ifdef TIOCGWINSZ
1256                 check_screen_dims();            /* if xterm, get screen size */
1257 #endif
1258
1259                 if (termn8 == 0)
1260                         switch (mcmd) {
1261                         case 1:
1262                                 formout("help");
1263                                 break;
1264                         case 4:
1265                                 entmsg(0, 0);
1266                                 break;
1267                         case 36:
1268                                 entmsg(0, 1);
1269                                 break;
1270                         case 46:
1271                                 entmsg(0, 2);
1272                                 break;
1273                         case 78:
1274                                 newprompt("What do you want your username to be? ", aaa, 32);
1275                                 snprintf(bbb, sizeof bbb, "ENT0 2|0|0|0|%s", aaa);
1276                                 serv_puts(bbb);
1277                                 serv_gets(aaa);
1278                                 if (strncmp("200", aaa, 3))
1279                                         scr_printf("\n%s\n", aaa);
1280                                 else
1281                                         entmsg(0, 0);
1282                                 break;
1283                         case 5:
1284                                 updatels();
1285                                 gotonext();
1286                                 break;
1287                         case 47:
1288                                 if (!rc_alt_semantics)
1289                                         updatelsa();
1290                                 gotonext();
1291                                 break;
1292                         case 90:
1293                                 if (!rc_alt_semantics)
1294                                         updatelsa();
1295                                 dotgoto(argbuf, 0, 0);
1296                                 break;
1297                         case 58:
1298                                 updatelsa();
1299                                 dotgoto("_MAIL_", 1, 0);
1300                                 break;
1301                         case 20:
1302                                 updatels();
1303                                 dotgoto(argbuf, 0, 0);
1304                                 break;
1305                         case 52:
1306                                 if (rc_alt_semantics)
1307                                         updatelsa();
1308                                 dotgoto(argbuf, 0, 0);
1309                                 break;
1310                         case 10:
1311                                 readmsgs(0, 1, 0);
1312                                 break;
1313                         case 9:
1314                                 readmsgs(3, 1, 5);
1315                                 break;
1316                         case 13:
1317                                 readmsgs(1, 1, 0);
1318                                 break;
1319                         case 11:
1320                                 readmsgs(0, (-1), 0);
1321                                 break;
1322                         case 12:
1323                                 readmsgs(2, (-1), 0);
1324                                 break;
1325                         case 71:
1326                                 readmsgs(3, 1, atoi(argbuf));
1327                                 break;
1328                         case 7:
1329                                 forget();
1330                                 break;
1331                         case 18:
1332                                 subshell();
1333                                 break;
1334                         case 38:
1335                                 updatels();
1336                                 entroom();
1337                                 break;
1338                         case 22:
1339                                 killroom();
1340                                 break;
1341                         case 32:
1342                                 userlist(argbuf);
1343                                 break;
1344                         case 27:
1345                                 invite();
1346                                 break;
1347                         case 28:
1348                                 kickout();
1349                                 break;
1350                         case 23:
1351                                 editthisroom();
1352                                 break;
1353                         case 14:
1354                                 roomdir();
1355                                 break;
1356                         case 33:
1357                                 download(0);
1358                                 break;
1359                         case 34:
1360                                 download(1);
1361                                 break;
1362                         case 31:
1363                                 download(2);
1364                                 break;
1365                         case 43:
1366                                 download(3);
1367                                 break;
1368                         case 45:
1369                                 download(4);
1370                                 break;
1371                         case 55:
1372                                 download(5);
1373                                 break;
1374                         case 39:
1375                                 upload(0);
1376                                 break;
1377                         case 40:
1378                                 upload(1);
1379                                 break;
1380                         case 42:
1381                                 upload(2);
1382                                 break;
1383                         case 44:
1384                                 upload(3);
1385                                 break;
1386                         case 57:
1387                                 cli_upload();
1388                                 break;
1389                         case 16:
1390                                 ungoto();
1391                                 break;
1392                         case 24:
1393                                 whoknows();
1394                                 break;
1395                         case 26:
1396                                 validate();
1397                                 break;
1398                         case 29:
1399                                 if (!rc_alt_semantics)
1400                                         updatels();
1401                                 termn8 = 1;
1402                                 break;
1403                         case 30:
1404                                 if (!rc_alt_semantics)
1405                                         updatels();
1406                                 termn8 = 1;
1407                                 break;
1408                         case 48:
1409                                 enterinfo();
1410                                 break;
1411                         case 49:
1412                                 readinfo();
1413                                 break;
1414                         case 72:
1415                                 cli_image_upload("_userpic_");
1416                                 break;
1417                         case 73:
1418                                 cli_image_upload("_roompic_");
1419                                 break;
1420
1421                         case 74:
1422                                 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
1423                                 cli_image_upload(aaa);
1424                                 break;
1425
1426                         case 75:
1427                                 enternew("roomname", aaa, 20);
1428                                 r = CtdlIPCChangeRoomname(aaa, bbb);
1429                                 if (r / 100 != 2)
1430                                         scr_printf("\n%s\n", aaa);
1431                                 break;
1432                         case 76:
1433                                 enternew("hostname", aaa, 25);
1434                                 r = CtdlIPCChangeHostname(aaa, bbb);
1435                                 if (r / 100 != 2)
1436                                         scr_printf("\n%s\n", aaa);
1437                                 break;
1438                         case 77:
1439                                 enternew("username", aaa, 32);
1440                                 r = CtdlIPCChangeUsername(aaa, bbb);
1441                                 if (r / 100 != 2)
1442                                         scr_printf("\n%s\n", aaa);
1443                                 break;
1444
1445                         case 35:
1446                                 set_password();
1447                                 break;
1448
1449                         case 21:
1450                                 if (argbuf[0] == 0)
1451                                         strcpy(aaa, "?");
1452                                 display_help(argbuf);
1453                                 break;
1454
1455                         case 41:
1456                                 formout("register");
1457                                 entregis();
1458                                 break;
1459
1460                         case 15:
1461                                 scr_printf("Are you sure (y/n)? ");
1462                                 if (yesno() == 1) {
1463                                         updatels();
1464                                         a = 0;
1465                                         termn8 = 1;
1466                                 }
1467                                 break;
1468
1469                         case 85:
1470                                 scr_printf("All users will be disconnected!  "
1471                                         "Really terminate the server? ");
1472                                 if (yesno() == 1) {
1473                                         r = CtdlIPCTerminateServerNow(aaa);
1474                                         scr_printf("%s\n", aaa);
1475                                         if (r / 100 == 2) {
1476                                                 updatels();
1477                                                 a = 0;
1478                                                 termn8 = 1;
1479                                         }
1480                                 }
1481                                 break;
1482
1483                         case 86:
1484                                 scr_printf("Do you really want to schedule a "
1485                                         "server shutdown? ");
1486                                 if (yesno() == 1) {
1487                                         r = CtdlIPCTerminateServerScheduled(1, aaa);
1488                                         if (r / 100 == 2) {
1489                                                 if (atoi(aaa)) {
1490                                                         scr_printf(
1491 "The Citadel server will terminate when all users are logged off.\n"
1492                                                                 );
1493                                                 } else {
1494                                                         scr_printf(
1495 "The Citadel server will not terminate.\n"
1496                                                                 );
1497                                                 }
1498                                         }
1499                                 }
1500                                 break;
1501
1502                         case 87:
1503                                 network_config_management("listrecp",
1504                                         "Mailing list recipients");
1505                                 break;
1506
1507                         case 89:
1508                                 network_config_management("ignet_push_share",
1509                                         "Nodes with which we share this room");
1510                                 break;
1511
1512                         case 88:
1513                                 do_ignet_configuration();
1514                                 break;
1515
1516                         case 92:
1517                                 do_filterlist_configuration();
1518                                 break;
1519
1520                         case 6:
1521                                 if (rc_alt_semantics)
1522                                         updatelsa();
1523                                 gotonext();
1524                                 break;
1525
1526                         case 3:
1527                                 chatmode();
1528                                 break;
1529
1530                         case 2:
1531                                 if (server_is_local) {
1532                                         screen_reset();
1533                                         sttybbs(SB_RESTORE);
1534                                         snprintf(aaa, sizeof aaa, "USERNAME=\042%s\042; export USERNAME;"
1535                                                  "exec ./subsystem %ld %d %d", fullname,
1536                                           usernum, screenwidth, axlevel);
1537                                         ka_system(aaa);
1538                                         sttybbs(SB_NO_INTR);
1539                                         screen_set();
1540                                 } else {
1541                                         scr_printf("*** Can't run doors when server is not local.\n");
1542                                 }
1543                                 break;
1544
1545                         case 17:
1546                                 who_is_online(0);
1547                                 break;
1548
1549                         case 79:
1550                                 who_is_online(1);
1551                                 break;
1552
1553             case 91:
1554                 who_is_online(2);
1555                 break;
1556
1557                         case 80:
1558                                 do_system_configuration();
1559                                 break;
1560
1561                         case 82:
1562                                 do_internet_configuration();
1563                                 break;
1564
1565                         case 83:
1566                                 check_message_base();
1567                                 break;
1568
1569                         case 84:
1570                                 quiet_mode();
1571                                 break;
1572
1573                         case 93:
1574                                 stealth_mode();
1575                                 break;
1576
1577                         case 50:
1578                                 enter_config(2);
1579                                 break;
1580
1581                         case 37:
1582                                 enter_config(0);
1583                                 set_floor_mode();
1584                                 break;
1585
1586                         case 59:
1587                                 enter_config(3);
1588                                 set_floor_mode();
1589                                 break;
1590
1591                         case 60:
1592                                 gotofloor(argbuf, GF_GOTO);
1593                                 break;
1594
1595                         case 61:
1596                                 gotofloor(argbuf, GF_SKIP);
1597                                 break;
1598
1599                         case 62:
1600                                 forget_this_floor();
1601                                 break;
1602
1603                         case 63:
1604                                 create_floor();
1605                                 break;
1606
1607                         case 64:
1608                                 edit_floor();
1609                                 break;
1610
1611                         case 65:
1612                                 kill_floor();
1613                                 break;
1614
1615                         case 66:
1616                                 enter_bio();
1617                                 break;
1618
1619                         case 67:
1620                                 read_bio();
1621                                 break;
1622
1623                         case 25:
1624                                 edituser();
1625                                 break;
1626
1627                         case 8:
1628                                 knrooms(floor_mode);
1629                                 scr_printf("\n");
1630                                 break;
1631
1632                         case 68:
1633                                 knrooms(2);
1634                                 scr_printf("\n");
1635                                 break;
1636
1637                         case 69:
1638                                 misc_server_cmd(argbuf);
1639                                 break;
1640
1641                         case 70:
1642                                 edit_system_message(argbuf);
1643                                 break;
1644
1645                         case 19:
1646                                 listzrooms();
1647                                 scr_printf("\n");
1648                                 break;
1649
1650                         case 51:
1651                                 deletefile();
1652                                 break;
1653
1654                         case 53:
1655                                 netsendfile();
1656                                 break;
1657
1658                         case 54:
1659                                 movefile();
1660                                 break;
1661
1662                         case 56:
1663                                 page_user();
1664                                 break;
1665
1666                         }       /* end switch */
1667         } while (termn8 == 0);
1668
1669 TERMN8: scr_printf("%s logged out.\n", fullname);
1670         while (march != NULL) {
1671                 remove_march(march->march_name, 0);
1672         }
1673         if (mcmd == 30) {
1674                 sln_printf("\n\nType 'off' to disconnect, or next user...\n");
1675         }
1676         CtdlIPCLogout();
1677         screen_delete();
1678         sttybbs(SB_RESTORE);
1679         if ((mcmd == 29) || (mcmd == 15)) {
1680                 formout("goodbye");
1681                 logoff(0);
1682         }
1683         goto GSTA;
1684
1685 }       /* end main() */