citadel/textclient/citadel.c

   1 /*
   2  * Main source module for the client program.
   3  *
   4  * Copyright (c) 1987-2009 by the citadel.org team
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "sysdep.h"
  22 #include <stdlib.h>
  23 #include <unistd.h>
  24 #include <fcntl.h>
  25 #include <stdio.h>
  26 #include <ctype.h>
  27 #include <string.h>
  28
  29 #if TIME_WITH_SYS_TIME
  30 # include <sys/time.h>
  31 # include <time.h>
  32 #else
  33 # if HAVE_SYS_TIME_H
  34 #  include <sys/time.h>
  35 # else
  36 #  include <time.h>
  37 # endif
  38 #endif
  39
  40 #include <limits.h>
  41 #include <sys/types.h>
  42 #include <sys/wait.h>
  43 #include <sys/stat.h>
  44 #include <sys/ioctl.h>
  45 #include <signal.h>
  46 #include <pwd.h>
  47 #include <stdarg.h>
  48 #include <errno.h>
  49 #include <libcitadel.h>
  50 #include "citadel.h"
  51 #include "citadel_ipc.h"
  52 #include "axdefs.h"
  53 #include "routines.h"
  54 #include "routines2.h"
  55 #include "tuiconfig.h"
  56 #include "rooms.h"
  57 #include "messages.h"
  58 #include "commands.h"
  59 #include "client_chat.h"
  60 #include "client_passwords.h"
  61 #include "citadel_decls.h"
  62 #include "sysdep.h"
  63 #ifndef HAVE_SNPRINTF
  64 #include "snprintf.h"
  65 #endif
  66 #include "screen.h"
  67 #include "citadel_dirs.h"
  68
  69 #include "ecrash.h"
  70 #include "md5.h"
  71
  72 #define IFEXPERT if (userflags&US_EXPERT)
  73 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
  74 #define IFAIDE if (axlevel>=AxAideU)
  75 #define IFNAIDE if (axlevel<AxAideU)
  76
  77 int rordercmp(struct ctdlroomlisting *r1, struct ctdlroomlisting *r2);
  78
  79 march *marchptr = NULL;
  80
  81 /* globals associated with the client program */
  82 char temp[PATH_MAX];            /* Name of general-purpose temp file */
  83 char temp2[PATH_MAX];           /* Name of general-purpose temp file */
  84 char tempdir[PATH_MAX];         /* Name of general-purpose temp directory */
  85 char editor_paths[MAX_EDITORS][SIZ];    /* paths to external editors */
  86 char printcmd[SIZ];             /* print command */
  87 int editor_pid = (-1);
  88 char fullname[USERNAME_SIZE];
  89 int screenwidth;
  90 int screenheight;
  91 unsigned room_flags;
  92 unsigned room_flags2;
  93 int entmsg_ok = 0;
  94 char room_name[ROOMNAMELEN];
  95 char *uglist[UGLISTLEN]; /* size of the ungoto list */
  96 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
  97 int uglistsize = 0;
  98 char is_mail = 0;               /* nonzero when we're in a mail room */
  99 char axlevel = AxDeleted;               /* access level */
 100 char is_room_aide = 0;          /* boolean flag, 1 if room aide */
 101 int timescalled;
 102 int posted;
 103 unsigned userflags;
 104 long usernum = 0L;              /* user number */
 105 time_t lastcall = 0L;           /* Date/time of previous login */
 106 char newnow;
 107 long highest_msg_read;          /* used for <A>bandon room cmd */
 108 long maxmsgnum;                 /* used for <G>oto */
 109 char sigcaught = 0;
 110 char have_xterm = 0;            /* are we running on an xterm? */
 111 char rc_username[USERNAME_SIZE];
 112 char rc_password[32];
 113 char hostbuf[SIZ];
 114 char portbuf[SIZ];
 115 char rc_floor_mode;
 116 char floor_mode;
 117 char curr_floor = 0;            /* number of current floor */
 118 char floorlist[128][SIZ];       /* names of floors */
 119 int termn8 = 0;                 /* Set to nonzero to cause a logoff */
 120 int secure;                     /* Set to nonzero when wire is encrypted */
 121
 122 extern char instant_msgs;       /* instant messages waiting! */
 123 extern int rc_ansi_color;       /* ansi color value from citadel.rc */
 124 extern int next_lazy_cmd;
 125
 126 CtdlIPC *ipc_for_signal_handlers;       /* KLUDGE cover your eyes */
 127 int enable_syslog = 0;
 128
 129
 130 /*
 131  * CtdlLogPrintf()  ...   Write logging information;
 132  *                  simple here to have the same
 133  *                  symbols in the client.
 134  */
 135
 136 void CtdlLogPrintf(enum LogLevel loglevel, const char *format, ...) {
 137         va_list arg_ptr;
 138
 139         va_start(arg_ptr, format);
 140         vfprintf(stderr, format, arg_ptr);
 141         va_end(arg_ptr);
 142         fflush(stderr);
 143 }
 144
 145 /*
 146  * here is our 'clean up gracefully and exit' routine
 147  */
 148 void ctdl_logoff(char *file, int line, CtdlIPC *ipc, int code)
 149 {
 150         int lp;
 151
 152         if (editor_pid > 0) {   /* kill the editor if it's running */
 153                 kill(editor_pid, SIGHUP);
 154         }
 155
 156         /* Free the ungoto list */
 157         for (lp = 0; lp < uglistsize; lp++) {
 158                 free(uglist[lp]);
 159         }
 160
 161 /* Shut down the server connection ... but not if the logoff code is 3,
 162  * because that means we're exiting because we already lost the server.
 163  */
 164         if (code != 3) {
 165                 CtdlIPCQuit(ipc);
 166         }
 167
 168 /*
 169  * now clean up various things
 170  */
 171         screen_delete();
 172
 173         unlink(temp);
 174         unlink(temp2);
 175         nukedir(tempdir);
 176
 177         /* Violently kill off any child processes if Citadel is
 178          * the login shell.
 179          */
 180         if (getppid() == 1) {
 181                 kill(0 - getpgrp(), SIGTERM);
 182                 sleep(1);
 183                 kill(0 - getpgrp(), SIGKILL);
 184         }
 185         color(ORIGINAL_PAIR);   /* Restore the old color settings */
 186         stty_ctdl(SB_RESTORE);  /* return the old terminal settings */
 187         /*
 188          * uncomment the following if you need to know why Citadel exited
 189         printf("*** Exit code %d at %s:%d\n", code, file, line);
 190         sleep(2);
 191          */
 192         exit(code);             /* exit with the proper exit code */
 193 }
 194
 195
 196
 197 /*
 198  * signal catching function for hangups...
 199  */
 200 void dropcarr(int signum)
 201 {
 202         logoff(NULL, 3);        /* No IPC when server's already gone! */
 203 }
 204
 205
 206
 207 /*
 208  * catch SIGCONT to reset terminal modes when were are put back into the
 209  * foreground.
 210  */
 211 void catch_sigcont(int signum)
 212 {
 213         stty_ctdl(SB_LAST);
 214         signal(SIGCONT, catch_sigcont);
 215 }
 216
 217
 218 /* general purpose routines */
 219
 220 /* display a file */
 221 void formout(CtdlIPC *ipc, char *name)
 222 {
 223         int r;                  /* IPC return code */
 224         char buf[SIZ];
 225         char *text = NULL;
 226
 227         r = CtdlIPCSystemMessage(ipc, name, &text, buf);
 228         if (r / 100 != 1) {
 229                 scr_printf("%s\n", buf);
 230                 return;
 231         }
 232         if (text) {
 233                 fmout(screenwidth, NULL, text, NULL,
 234                       ((userflags & US_PAGINATOR) ? 1 : 0),
 235                       screenheight, 1, 1);
 236                 free(text);
 237         }
 238 }
 239
 240
 241 void userlist(CtdlIPC *ipc, char *patn)
 242 {
 243         char buf[SIZ];
 244         char fl[SIZ];
 245         struct tm tmbuf;
 246         time_t lc;
 247         int r;                          /* IPC response code */
 248         char *listing = NULL;
 249
 250         r = CtdlIPCUserListing(ipc, patn, &listing, buf);
 251         if (r / 100 != 1) {
 252                 pprintf("%s\n", buf);
 253                 return;
 254         }
 255
 256         pprintf("       User Name           Num  L Last Visit Logins Messages\n");
 257         pprintf("------------------------- ----- - ---------- ------ --------\n");
 258         if (listing != NULL) while (!IsEmptyStr(listing)) {
 259                 extract_token(buf, listing, 0, '\n', sizeof buf);
 260                 remove_token(listing, 0, '\n');
 261
 262                 if (sigcaught == 0) {
 263                     extract_token(fl, buf, 0, '|', sizeof fl);
 264                     if (pattern(fl, patn) >= 0) {
 265                         pprintf("%-25s ", fl);
 266                         pprintf("%5ld %d ", extract_long(buf, 2),
 267                                extract_int(buf, 1));
 268                         lc = extract_long(buf, 3);
 269                         localtime_r(&lc, &tmbuf);
 270                         pprintf("%02d/%02d/%04d ",
 271                                (tmbuf.tm_mon + 1),
 272                                tmbuf.tm_mday,
 273                                (tmbuf.tm_year + 1900));
 274                         pprintf("%6ld %8ld\n", extract_long(buf, 4), extract_long(buf, 5));
 275                     }
 276
 277                 }
 278         }
 279         free(listing);
 280         pprintf("\n");
 281 }
 282
 283
 284 /*
 285  * grab assorted info about the user...
 286  */
 287 void load_user_info(char *params)
 288 {
 289         extract_token(fullname, params, 0, '|', sizeof fullname);
 290         axlevel = extract_int(params, 1);
 291         timescalled = extract_int(params, 2);
 292         posted = extract_int(params, 3);
 293         userflags = extract_int(params, 4);
 294         usernum = extract_long(params, 5);
 295         lastcall = extract_long(params, 6);
 296 }
 297
 298
 299 /*
 300  * Remove a room from the march list.  'floornum' is ignored unless
 301  * 'roomname' is set to _FLOOR_, in which case all rooms on the requested
 302  * floor will be removed from the march list.
 303  */
 304 void remove_march(char *roomname, int floornum)
 305 {
 306         struct march *mptr, *mptr2;
 307
 308         if (marchptr == NULL)
 309                 return;
 310
 311         if ((!strcasecmp(marchptr->march_name, roomname))
 312             || ((!strcasecmp(roomname, "_FLOOR_")) && (marchptr->march_floor == floornum))) {
 313                 mptr = marchptr->next;
 314                 free(marchptr);
 315                 marchptr = mptr;
 316                 return;
 317         }
 318         mptr2 = marchptr;
 319         for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
 320
 321                 if ((!strcasecmp(mptr->march_name, roomname))
 322                     || ((!strcasecmp(roomname, "_FLOOR_"))
 323                         && (mptr->march_floor == floornum))) {
 324
 325                         mptr2->next = mptr->next;
 326                         free(mptr);
 327                         mptr = mptr2;
 328                 } else {
 329                         mptr2 = mptr;
 330                 }
 331         }
 332 }
 333
 334
 335 /*
 336  * Locate the room on the march list which we most want to go to.  Each room
 337  * is measured given a "weight" of preference based on various factors.
 338  */
 339 char *pop_march(int desired_floor, struct march *_march)
 340 {
 341         static char TheRoom[ROOMNAMELEN];
 342         int TheFloor = 0;
 343         int TheOrder = 32767;
 344         int TheWeight = 0;
 345         int weight;
 346         struct march *mptr = NULL;
 347
 348         strcpy(TheRoom, "_BASEROOM_");
 349         if (_march == NULL)
 350                 return (TheRoom);
 351
 352         for (mptr = _march; mptr != NULL; mptr = mptr->next) {
 353                 weight = 0;
 354                 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
 355                         weight = weight + 10000;
 356                 if (mptr->march_floor == desired_floor)
 357                         weight = weight + 5000;
 358
 359                 weight = weight + ((128 - (mptr->march_floor)) * 128);
 360                 weight = weight + (128 - (mptr->march_order));
 361
 362                 if (weight > TheWeight) {
 363                         TheWeight = weight;
 364                         strcpy(TheRoom, mptr->march_name);
 365                         TheFloor = mptr->march_floor;
 366                         TheOrder = mptr->march_order;
 367                 }
 368         }
 369         return (TheRoom);
 370 }
 371
 372
 373 /*
 374  * jump directly to a room
 375  */
 376 void dotgoto(CtdlIPC *ipc, char *towhere, int display_name, int fromungoto)
 377 {
 378         char aaa[SIZ], bbb[SIZ];
 379         static long ls = 0L;
 380         int newmailcount = 0;
 381         int partial_match, best_match;
 382         char from_floor;
 383         int ugpos = uglistsize;
 384         int r;                          /* IPC result code */
 385         struct ctdlipcroom *room = NULL;
 386         int rv = 0;
 387
 388         /* store ungoto information */
 389         if (fromungoto == 0) {
 390                 /* sloppy slide them all down, hey it's the client, who cares. :-) */
 391                 if (uglistsize >= (UGLISTLEN-1)) {
 392                         int lp;
 393                         free (uglist[0]);
 394                         for (lp = 0; lp < (UGLISTLEN-1); lp++) {
 395                                 uglist[lp] = uglist[lp+1];
 396                                 uglistlsn[lp] = uglistlsn[lp+1];
 397                         }
 398                         ugpos--;
 399                 } else {
 400                         uglistsize++;
 401                 }
 402
 403                 uglist[ugpos] = malloc(strlen(room_name)+1);
 404                 strcpy(uglist[ugpos], room_name);
 405                 uglistlsn[ugpos] = ls;
 406         }
 407
 408         /* first try an exact match */
 409         r = CtdlIPCGotoRoom(ipc, towhere, "", &room, aaa);
 410         if (r / 10 == 54) {
 411                 newprompt("Enter room password: ", bbb, 9);
 412                 r = CtdlIPCGotoRoom(ipc, towhere, bbb, &room, aaa);
 413                 if (r / 10 == 54) {
 414                         scr_printf("Wrong password.\n");
 415                         return;
 416                 }
 417         }
 418
 419         /*
 420          * If a match is not found, try a partial match.
 421          * Partial matches anywhere in the string carry a weight of 1,
 422          * left-aligned matches carry a weight of 2.  Pick the room that
 423          * has the highest-weighted match.  Do not match on forgotten
 424          * rooms.
 425          */
 426         if (r / 100 != 2) {
 427                 struct march *march = NULL;
 428
 429                 best_match = 0;
 430                 strcpy(bbb, "");
 431
 432                 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, AllFloors, &march, aaa);
 433                 if (r / 100 == 1) {
 434                         /* Run the roomlist; free the data as we go */
 435                         struct march *mp = march;       /* Current */
 436
 437                         while (mp) {
 438                                 partial_match = 0;
 439                                 if (pattern(mp->march_name, towhere) >= 0) {
 440                                         partial_match = 1;
 441                                 }
 442                                 if (!strncasecmp(mp->march_name, towhere, strlen(towhere))) {
 443                                         partial_match = 2;
 444                                 }
 445                                 if (partial_match > best_match) {
 446                                         strcpy(bbb, mp->march_name);
 447                                         best_match = partial_match;
 448                                 }
 449                                 /* Both pointers are NULL at end of list */
 450                                 march = mp->next;
 451                                 free(mp);
 452                                 mp = march;
 453                         }
 454                 }
 455
 456                 if (IsEmptyStr(bbb)) {
 457                         scr_printf("No room '%s'.\n", towhere);
 458                         return;
 459                 }
 460                 r = CtdlIPCGotoRoom(ipc, bbb, "", &room, aaa);
 461         }
 462         if (r / 100 != 1 && r / 100 != 2) {
 463                 scr_printf("%s\n", aaa);
 464                 return;
 465         }
 466         safestrncpy(room_name, room->RRname, ROOMNAMELEN);
 467         room_flags = room->RRflags;
 468         room_flags2 = room->RRflags2;
 469         from_floor = curr_floor;
 470         curr_floor = room->RRfloor;
 471
 472         /* Determine, based on the room's default view, whether an <E>nter message
 473          * command will be valid here.
 474          */
 475         switch(room->RRdefaultview) {
 476                 case VIEW_BBS:
 477                 case VIEW_MAILBOX:
 478                                         entmsg_ok = 1;
 479                                         break;
 480                 default:
 481                                         entmsg_ok = 0;
 482                                         break;
 483         }
 484
 485         remove_march(room_name, 0);
 486         if (!strcasecmp(towhere, "_BASEROOM_"))
 487                 remove_march(towhere, 0);
 488         if (!room->RRunread)
 489                 next_lazy_cmd = 5;      /* Don't read new if no new msgs */
 490         if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
 491                 if (floorlist[(int) curr_floor][0] == 0)
 492                         load_floorlist(ipc);
 493                 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
 494         }
 495         if (display_name == 1) {
 496                 color(BRIGHT_WHITE);
 497                 scr_printf("%s ", room_name);
 498                 color(DIM_WHITE);
 499                 scr_printf("- ");
 500         }
 501         if (display_name != 2) {
 502                 color(BRIGHT_YELLOW);
 503                 scr_printf("%d ", room->RRunread);
 504                 color(DIM_WHITE);
 505                 scr_printf("new of ");
 506                 color(BRIGHT_YELLOW);
 507                 scr_printf("%d ", room->RRtotal);
 508                 color(DIM_WHITE);
 509                 scr_printf("messages.\n");
 510         }
 511         highest_msg_read = room->RRlastread;
 512         maxmsgnum = room->RRhighest;
 513         is_mail = room->RRismailbox;
 514         is_room_aide = room->RRaide;
 515         ls = room->RRlastread;
 516
 517         /* read info file if necessary */
 518         if (room->RRinfoupdated > 0)
 519                 readinfo(ipc);
 520
 521         /* check for newly arrived mail if we can */
 522         newmailcount = room->RRnewmail;
 523         if (newmailcount > 0) {
 524                 color(BRIGHT_RED);
 525                 if (newmailcount == 1) {
 526                         scr_printf("*** A new mail message has arrived.\n");
 527                 }
 528                 else {
 529                         scr_printf("*** %d new mail messages have arrived.\n",
 530                                         newmailcount);
 531                 }
 532                 color(DIM_WHITE);
 533                 if (!IsEmptyStr(rc_gotmail_cmd)) {
 534                         rv = system(rc_gotmail_cmd);
 535                 }
 536         }
 537         free(room);
 538 }
 539
 540 /* Goto next room having unread messages.
 541  * We want to skip over rooms that the user has already been to, and take the
 542  * user back to the lobby when done.  The room we end up in is placed in
 543  * newroom - which is set to 0 (the lobby) initially.
 544  */
 545 void gotonext(CtdlIPC *ipc)
 546 {
 547         char buf[SIZ];
 548         struct march *mptr, *mptr2;
 549         char next_room[ROOMNAMELEN];
 550         int r;                          /* IPC response code */
 551
 552         /* Check to see if the march-mode list is already allocated.
 553          * If it is, pop the first room off the list and go there.
 554          */
 555         if (marchptr == NULL) {
 556                 r = CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages,
 557                                         AllFloors, &marchptr, buf);
 558
 559 /* add _BASEROOM_ to the end of the march list, so the user will end up
 560  * in the system base room (usually the Lobby>) at the end of the loop
 561  */
 562                 mptr = (struct march *) malloc(sizeof(struct march));
 563                 mptr->next = NULL;
 564                 mptr->march_order = 0;
 565                 mptr->march_floor = 0;
 566                 strcpy(mptr->march_name, "_BASEROOM_");
 567                 if (marchptr == NULL) {
 568                         marchptr = mptr;
 569                 } else {
 570                         mptr2 = marchptr;
 571                         while (mptr2->next != NULL)
 572                                 mptr2 = mptr2->next;
 573                         mptr2->next = mptr;
 574                 }
 575 /*
 576  * ...and remove the room we're currently in, so a <G>oto doesn't make us
 577  * walk around in circles
 578  */
 579                 remove_march(room_name, 0);
 580         }
 581         if (marchptr != NULL) {
 582                 strcpy(next_room, pop_march(curr_floor, marchptr));
 583         } else {
 584                 strcpy(next_room, "_BASEROOM_");
 585         }
 586         remove_march(next_room, 0);
 587         dotgoto(ipc, next_room, 1, 0);
 588 }
 589
 590 /*
 591  * forget all rooms on a given floor
 592  */
 593 void forget_all_rooms_on(CtdlIPC *ipc, int ffloor)
 594 {
 595         char buf[SIZ];
 596         struct march *flist = NULL;
 597         struct march *fptr = NULL;
 598         struct ctdlipcroom *room = NULL;
 599         int r;                          /* IPC response code */
 600
 601         scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
 602         scr_flush();
 603         remove_march("_FLOOR_", ffloor);
 604         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
 605         if (r / 100 != 1) {
 606                 scr_printf("Error %d: %s\n", r, buf);
 607                 return;
 608         }
 609         while (flist) {
 610                 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
 611                 if (r / 100 == 2) {
 612                         r = CtdlIPCForgetRoom(ipc, buf);
 613                         if (r / 100 != 2) {
 614                                 scr_printf("Error %d: %s\n", r, buf);
 615                         }
 616
 617                 }
 618                 fptr = flist;
 619                 flist = flist->next;
 620                 free(fptr);
 621         }
 622         if (room) free(room);
 623 }
 624
 625
 626 /*
 627  * routine called by gotofloor() to move to a new room on a new floor
 628  */
 629 void gf_toroom(CtdlIPC *ipc, char *towhere, int mode)
 630 {
 631         int floor_being_left;
 632
 633         floor_being_left = curr_floor;
 634
 635         if (mode == GF_GOTO) {          /* <;G>oto mode */
 636                 updatels(ipc);
 637                 dotgoto(ipc, towhere, 1, 0);
 638         }
 639         else if (mode == GF_SKIP) {     /* <;S>kip mode */
 640                 dotgoto(ipc, towhere, 1, 0);
 641                 remove_march("_FLOOR_", floor_being_left);
 642         }
 643         else if (mode == GF_ZAP) {      /* <;Z>ap mode */
 644                 dotgoto(ipc, towhere, 1, 0);
 645                 remove_march("_FLOOR_", floor_being_left);
 646                 forget_all_rooms_on(ipc, floor_being_left);
 647         }
 648 }
 649
 650
 651 /*
 652  * go to a new floor
 653  */
 654 void gotofloor(CtdlIPC *ipc, char *towhere, int mode)
 655 {
 656         int a, tofloor;
 657         int r;          /* IPC response code */
 658         struct march *mptr;
 659         char buf[SIZ], targ[SIZ];
 660
 661         if (floorlist[0][0] == 0)
 662                 load_floorlist(ipc);
 663         tofloor = (-1);
 664         for (a = 0; a < 128; ++a)
 665                 if (!strcasecmp(&floorlist[a][0], towhere))
 666                         tofloor = a;
 667
 668         if (tofloor < 0) {
 669                 for (a = 0; a < 128; ++a) {
 670                         if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
 671                                 tofloor = a;
 672                         }
 673                 }
 674         }
 675         if (tofloor < 0) {
 676                 for (a = 0; a < 128; ++a)
 677                         if (pattern(towhere, &floorlist[a][0]) > 0)
 678                                 tofloor = a;
 679         }
 680         if (tofloor < 0) {
 681                 scr_printf("No floor '%s'.\n", towhere);
 682                 return;
 683         }
 684         for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
 685                 if ((mptr->march_floor) == tofloor) {
 686                         gf_toroom(ipc, mptr->march_name, mode);
 687                         return;
 688                 }
 689         }
 690
 691         /* Find first known room on the floor */
 692
 693         strcpy(targ, "");
 694         mptr = NULL;
 695         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
 696         if (r / 100 == 1) {
 697                 struct march *tmp = mptr;
 698
 699                 /*. . . according to room order */
 700                 if (mptr)
 701             strcpy(targ, pop_march(tofloor, mptr));
 702                 while (mptr) {
 703                         tmp = mptr->next;
 704                         free(mptr);
 705                         mptr = tmp;
 706                 }
 707         }
 708         if (!IsEmptyStr(targ)) {
 709                 gf_toroom(ipc, targ, mode);
 710                 return;
 711         }
 712
 713         /* No known rooms on the floor; unzap the first one then */
 714
 715         strcpy(targ, "");
 716         mptr = NULL;
 717         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
 718         if (r / 100 == 1) {
 719                 struct march *tmp = mptr;
 720
 721         /*. . . according to room order */
 722                 if (mptr)
 723                         strcpy(targ, pop_march(tofloor, mptr));
 724                 while (mptr) {
 725                         tmp = mptr->next;
 726                         free(mptr);
 727                         mptr = tmp;
 728                 }
 729         }
 730         if (!IsEmptyStr(targ)) {
 731                 gf_toroom(ipc, targ, mode);
 732         } else {
 733                 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
 734         }
 735 }
 736
 737 /*
 738  * Indexing mechanism for a room list, called by gotoroomstep()
 739  */
 740 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal)
 741 {
 742         char roomname[ROOMNAMELEN];
 743         static int cur_rmslot = 0;
 744
 745         if (rp == NULL) {
 746                 cur_rmslot = 0;
 747                 return;
 748         }
 749
 750         if (rp->lnext != NULL) {
 751                 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
 752         }
 753
 754         if (sigcaught == 0) {
 755                 strcpy(roomname, rp->rlname);
 756
 757                 if (rmname != NULL) {
 758                         if (cur_rmslot == findrmslot) {
 759                                 strcpy(rmname, roomname);
 760                         }
 761                 }
 762                 if (rmslot != NULL) {
 763                         if (!strcmp(roomname, findrmname)) {
 764                                 *rmslot = cur_rmslot;
 765                         }
 766                 }
 767                 cur_rmslot++;
 768         }
 769
 770         if (rp->rnext != NULL) {
 771                 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
 772         }
 773
 774         if ((rmname == NULL) && (rmslot == NULL))
 775                 free(rp);
 776
 777         if (rmtotal != NULL) {
 778                 *rmtotal = cur_rmslot;
 779         }
 780 }
 781
 782 /*
 783  * step through rooms on current floor
 784  */
 785 void  gotoroomstep(CtdlIPC *ipc, int direction, int mode)
 786 {
 787         struct march *listing = NULL;
 788         struct march *mptr;
 789         int r;          /* IPC response code */
 790         char buf[SIZ];
 791         struct ctdlroomlisting *rl = NULL;
 792         struct ctdlroomlisting *rp;
 793         struct ctdlroomlisting *rs;
 794         int list_it;
 795         char rmname[ROOMNAMELEN];
 796         int rmslot = 0;
 797         int rmtotal;
 798
 799         /* Ask the server for a room list */
 800         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
 801         if (r / 100 != 1) {
 802                 listing = NULL;
 803         }
 804
 805         load_floorlist(ipc);
 806
 807         for (mptr = listing; mptr != NULL; mptr = mptr->next) {
 808                 list_it = 1;
 809
 810                 if ( floor_mode
 811                          && (mptr->march_floor != curr_floor))
 812                         list_it = 0;
 813
 814                 if (list_it) {
 815                         rp = malloc(sizeof(struct ctdlroomlisting));
 816                         strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
 817                         rp->rlflags = mptr->march_flags;
 818                         rp->rlfloor = mptr->march_floor;
 819                         rp->rlorder = mptr->march_order;
 820                         rp->lnext = NULL;
 821                         rp->rnext = NULL;
 822
 823                         rs = rl;
 824                         if (rl == NULL) {
 825                                 rl = rp;
 826                         } else {
 827                                 while (rp != NULL) {
 828                                         if (rordercmp(rp, rs) < 0) {
 829                                                 if (rs->lnext == NULL) {
 830                                                         rs->lnext = rp;
 831                                                         rp = NULL;
 832                                                 } else {
 833                                                         rs = rs->lnext;
 834                                                 }
 835                                         } else {
 836                                                 if (rs->rnext == NULL) {
 837                                                         rs->rnext = rp;
 838                                                         rp = NULL;
 839                                                 } else {
 840                                                         rs = rs->rnext;
 841                                                 }
 842                                         }
 843                                 }
 844                         }
 845                 }
 846         }
 847
 848         /* Find position of current room */
 849         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
 850         room_tree_list_query(rl,  room_name, 0, NULL, &rmslot, &rmtotal);
 851
 852         if (direction == 0) { /* Previous room */
 853                 /* If we're at the first room, wrap to the last room */
 854                 if (rmslot == 0) {
 855                         rmslot = rmtotal - 1;
 856                 } else {
 857                         rmslot--;
 858                 }
 859         } else {                 /* Next room */
 860                 /* If we're at the last room, wrap to the first room */
 861                 if (rmslot == rmtotal - 1) {
 862                         rmslot = 0;
 863                 } else {
 864                         rmslot++;
 865                 }
 866         }
 867
 868         /* Get name of next/previous room */
 869         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
 870         room_tree_list_query(rl,  NULL, rmslot, rmname, NULL, NULL);
 871
 872         /* Free the tree */
 873         room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
 874
 875         if (mode == 0) { /* not skipping */
 876             updatels(ipc);
 877         } else {
 878                 if (rc_alt_semantics) {
 879                 updatelsa(ipc);
 880                 }
 881         }
 882
 883         /* Free the room list */
 884         while (listing) {
 885                 mptr = listing->next;
 886                 free(listing);
 887                 listing = mptr;
 888         };
 889
 890         dotgoto(ipc, rmname, 1, 0);
 891 }
 892
 893
 894 /*
 895  * step through floors on system
 896  */
 897 void  gotofloorstep(CtdlIPC *ipc, int direction, int mode)
 898 {
 899         int  tofloor;
 900
 901         if (floorlist[0][0] == 0)
 902                 load_floorlist(ipc);
 903
 904         empty_keep_going:
 905
 906         if (direction == 0) { /* Previous floor */
 907                 if (curr_floor) tofloor = curr_floor - 1;
 908                 else tofloor = 127;
 909
 910                 while (!floorlist[tofloor][0]) tofloor--;
 911         } else {                   /* Next floor */
 912                 if (curr_floor < 127) tofloor = curr_floor + 1;
 913                 else tofloor = 0;
 914
 915                 while (!floorlist[tofloor][0] && tofloor < 127) tofloor++;
 916                 if (!floorlist[tofloor][0])     tofloor = 0;
 917         }
 918         /* ;g works when not in floor mode so . . . */
 919         if (!floor_mode) {
 920                 scr_printf("(%s)\n", floorlist[tofloor] );
 921         }
 922
 923         gotofloor(ipc, floorlist[tofloor], mode);
 924         if (curr_floor != tofloor) { /* gotofloor failed */
 925              curr_floor = tofloor;
 926              goto empty_keep_going;
 927         }
 928 }
 929
 930 /*
 931  * Display user 'preferences'.
 932  */
 933 extern int rc_prompt_control;
 934 void read_config(CtdlIPC *ipc)
 935 {
 936         char buf[SIZ];
 937         char *resp = NULL;
 938         int r;                  /* IPC response code */
 939     char _fullname[USERNAME_SIZE];
 940         long _usernum;
 941         int _axlevel, _timescalled, _posted;
 942         time_t _lastcall;
 943         struct ctdluser *user = NULL;
 944
 945         /* get misc user info */
 946         r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
 947         if (r / 100 != 1) {
 948                 pprintf("%s\n", buf);
 949                 return;
 950         }
 951         extract_token(_fullname, buf, 1, '|', sizeof fullname);
 952         _usernum = extract_long(buf, 2);
 953         _axlevel = extract_int(buf, 3);
 954         _lastcall = extract_long(buf, 4);
 955     _timescalled = extract_int(buf, 5);
 956         _posted = extract_int(buf, 6);
 957         free(resp);
 958         resp = NULL;
 959
 960         /* get preferences */
 961         r = CtdlIPCGetConfig(ipc, &user, buf);
 962         if (r / 100 != 2) {
 963                 scr_printf("%s\n", buf);
 964                 free(user);
 965                 return;
 966         }
 967
 968         /* show misc user info */
 969         scr_printf("%s\nAccess level: %d (%s)\n"
 970                    "User #%ld / %d Calls / %d Posts",
 971                    _fullname, _axlevel, axdefs[(int) _axlevel],
 972                    _usernum, _timescalled, _posted);
 973         if (_lastcall > 0L) {
 974                 scr_printf(" / Curr login: %s",
 975                            asctime(localtime(&_lastcall)));
 976         }
 977         scr_printf("\n");
 978
 979         /* show preferences */
 980         scr_printf("Your screen width: ");                                     color(BRIGHT_CYAN); scr_printf("%d",   /*user->USscreenwidth*/ screenwidth);          color(DIM_WHITE);
 981         scr_printf(", height: ");                                              color(BRIGHT_CYAN); scr_printf("%d\n", /*user->USscreenheight*/ screenheight);        color(DIM_WHITE);
 982         scr_printf("Are you an experienced Citadel user: ");                   color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");     color(DIM_WHITE);
 983         scr_printf("Print last old message on New message request: ");         color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_LASTOLD)? "Yes" : "No");     color(DIM_WHITE);
 984         scr_printf("Prompt after each message: ");                             color(BRIGHT_CYAN); scr_printf("%s\n", (!(user->flags & US_NOPROMPT))? "Yes" : "No"); color(DIM_WHITE);
 985         if ((user->flags & US_NOPROMPT) == 0) {
 986         scr_printf("Use 'disappearing' prompts: ");                        color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_DISAPPEAR)? "Yes" : "No");   color(DIM_WHITE);
 987         }
 988         scr_printf("Pause after each screenful of text: ");                    color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_PAGINATOR)? "Yes" : "No");   color(DIM_WHITE);
 989     if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
 990         scr_printf("<N>ext and <S>top work at paginator prompt: ");        color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_PROMPTCTL)? "Yes" : "No");   color(DIM_WHITE);
 991         }
 992     if (rc_floor_mode == RC_DEFAULT) {
 993         scr_printf("View rooms by floor: ");                               color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_FLOORS)? "Yes" : "No");          color(DIM_WHITE);
 994         }
 995         if (rc_ansi_color == 3) {
 996             scr_printf("Enable color support: ");                              color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_COLOR)? "Yes" : "No");       color(DIM_WHITE);
 997         }
 998         scr_printf("Be unlisted in userlog: ");                                color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_UNLISTED)? "Yes" : "No");    color(DIM_WHITE);
 999         if (!IsEmptyStr(editor_paths[0])) {
1000         scr_printf("Always enter messages with the full-screen editor: "); color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_EXTEDIT)? "Yes" : "No");     color(DIM_WHITE);
1001         }
1002         free(user);
1003 }
1004
1005 /*
1006  * Display system statistics.
1007  */
1008 void system_info(CtdlIPC *ipc)
1009 {
1010         char buf[SIZ];
1011         char *resp = NULL;
1012         size_t bytes;
1013         int mrtg_users, mrtg_active_users;
1014         char mrtg_server_uptime[40];
1015         long mrtg_himessage;
1016         int ret;                        /* IPC response code */
1017
1018         /* get #users, #active & server uptime */
1019         ret = CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
1020         mrtg_users = extract_int(resp, 0);
1021         remove_token(resp, 0, '\n');
1022         mrtg_active_users = extract_int(resp, 0);
1023         remove_token(resp, 0, '\n');
1024         extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
1025     free(resp);
1026         resp = NULL;
1027
1028         /* get high message# */
1029         ret = CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
1030         mrtg_himessage = extract_long(resp, 0);
1031         free(resp);
1032         resp = NULL;
1033
1034         /* refresh server info just in case */
1035         CtdlIPCServerInfo(ipc, buf);
1036
1037         scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
1038         scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float)REV_LEVEL/100);
1039         scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float)REV_LEVEL/100);
1040     scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
1041     scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
1042     scr_printf("Server uptime: %s\n", mrtg_server_uptime);
1043     scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
1044     scr_printf("Copyright (C)1987-2009 by the Citadel development team\n");
1045 }
1046
1047 /*
1048  * forget all rooms on current floor
1049  */
1050 void forget_this_floor(CtdlIPC *ipc)
1051 {
1052         if (curr_floor == 0) {
1053                 scr_printf("Can't forget this floor.\n");
1054                 return;
1055         }
1056         if (floorlist[0][0] == 0) {
1057                 load_floorlist(ipc);
1058         }
1059         scr_printf("Are you sure you want to forget all rooms on %s? ",
1060                &floorlist[(int) curr_floor][0]);
1061         if (yesno() == 0) {
1062                 return;
1063         }
1064
1065         gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
1066 }
1067
1068
1069 /*
1070  * Figure out the physical screen dimensions, if we can
1071  * WARNING:  this is now called from a signal handler!
1072  */
1073 void check_screen_dims(void)
1074 {
1075 #ifdef TIOCGWINSZ
1076         struct {
1077                 unsigned short height;  /* rows */
1078                 unsigned short width;   /* columns */
1079                 unsigned short xpixels;
1080                 unsigned short ypixels;         /* pixels */
1081         } xwinsz;
1082
1083         if (have_xterm) {       /* dynamically size screen if on an xterm */
1084                 if (ioctl(0, TIOCGWINSZ, &xwinsz) == 0) {
1085                         if (xwinsz.height)
1086                                 screenheight = (int) xwinsz.height;
1087                         if (xwinsz.width)
1088                                 screenwidth = (int) xwinsz.width;
1089                 }
1090         }
1091 #endif
1092 }
1093
1094
1095 /*
1096  * set floor mode depending on client, server, and user settings
1097  */
1098 void set_floor_mode(CtdlIPC* ipc)
1099 {
1100         if (ipc->ServInfo.ok_floors == 0) {
1101                 floor_mode = 0; /* Don't use floors if the server */
1102         }
1103         /* doesn't support them!          */
1104         else {
1105                 if (rc_floor_mode == RC_NO) {   /* never use floors */
1106                         floor_mode = 0;
1107                 }
1108                 if (rc_floor_mode == RC_YES) {  /* always use floors */
1109                         floor_mode = 1;
1110                 }
1111                 if (rc_floor_mode == RC_DEFAULT) {      /* user choice */
1112                         floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
1113                 }
1114         }
1115 }
1116
1117 /*
1118  * Set or change the user's password
1119  */
1120 int set_password(CtdlIPC *ipc)
1121 {
1122         char pass1[20];
1123         char pass2[20];
1124         char buf[SIZ];
1125
1126         if (!IsEmptyStr(rc_password)) {
1127                 strcpy(pass1, rc_password);
1128                 strcpy(pass2, rc_password);
1129         } else {
1130                 IFNEXPERT formout(ipc, "changepw");
1131                 newprompt("Enter a new password: ", pass1, -19);
1132                 newprompt("Enter it again to confirm: ", pass2, -19);
1133         }
1134         strproc(pass1);
1135         strproc(pass2);
1136         if (!strcasecmp(pass1, pass2)) {
1137                 CtdlIPCChangePassword(ipc, pass1, buf);
1138                 scr_printf("%s\n", buf);
1139                 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1140                 return (0);
1141         } else {
1142                 scr_printf("*** They don't match... try again.\n");
1143                 return (1);
1144         }
1145 }
1146
1147
1148
1149 /*
1150  * get info about the server we've connected to
1151  */
1152 void get_serv_info(CtdlIPC *ipc, char *supplied_hostname)
1153 {
1154         char buf[SIZ];
1155
1156         CtdlIPCServerInfo(ipc, buf);
1157
1158         /* be nice and identify ourself to the server */
1159         CtdlIPCIdentifySoftware(ipc, SERVER_TYPE, 0, REV_LEVEL,
1160                  (ipc->isLocal ? "local" : CITADEL),
1161                  (supplied_hostname) ? supplied_hostname :
1162                  /* Look up the , in the bible if you're confused */
1163                  (locate_host(ipc, buf), buf), buf);
1164
1165         /* Indicate to the server that we prefer to decode Base64 and
1166          * quoted-printable on the client side.
1167          */
1168         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100 ) != 2) {
1169                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1170                 logoff(ipc, 0);
1171         }
1172
1173         /*
1174          * Tell the server what our preferred content formats are.
1175          *
1176          * Originally we preferred HTML over plain text because we can format
1177          * it to the reader's screen width, but since our HTML-to-text parser
1178          * isn't really all that great, it's probably better to just go with
1179          * the plain text when we have it available.
1180          */
1181         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html") / 100 ) != 2) {
1182                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1183                 logoff(ipc, 0);
1184         }
1185 }
1186
1187
1188
1189 /*
1190  * Record compare function for SortOnlineUsers()
1191  */
1192 int idlecmp(const void *rec1, const void *rec2) {
1193         time_t i1, i2;
1194
1195         i1 = extract_long(rec1, 5);
1196         i2 = extract_long(rec2, 5);
1197
1198         if (i1 < i2) return(1);
1199         if (i1 > i2) return(-1);
1200         return(0);
1201 }
1202
1203
1204 /*
1205  * Sort the list of online users by idle time.
1206  * This function frees the supplied buffer, and returns a new one
1207  * to the caller.  The caller is responsible for freeing the returned buffer.
1208  */
1209 char *SortOnlineUsers(char *listing) {
1210         int rows;
1211         char *sortbuf;
1212         char *retbuf;
1213         char buf[SIZ];
1214         int i;
1215
1216         rows = num_tokens(listing, '\n');
1217         sortbuf = malloc(rows * SIZ);
1218         if (sortbuf == NULL) return(listing);
1219         retbuf = malloc(rows * SIZ);
1220         if (retbuf == NULL) {
1221                 free(sortbuf);
1222                 return(listing);
1223         }
1224
1225         /* Copy the list into a fixed-record-size array for sorting */
1226         for (i=0; i<rows; ++i) {
1227                 memset(buf, 0, SIZ);
1228                 extract_token(buf, listing, i, '\n', sizeof buf);
1229                 memcpy(&sortbuf[i*SIZ], buf, (size_t)SIZ);
1230         }
1231
1232         /* Do the sort */
1233         qsort(sortbuf, rows, SIZ, idlecmp);
1234
1235         /* Copy back to a \n delimited list */
1236         strcpy(retbuf, "");
1237         for (i=0; i<rows; ++i) {
1238                 strcat(retbuf, &sortbuf[i*SIZ]);
1239                 if (i<(rows-1)) strcat(retbuf, "\n");
1240         }
1241     free(listing);
1242     free(sortbuf);
1243         return(retbuf);
1244 }
1245
1246
1247
1248 /*
1249  * Display list of users currently logged on to the server
1250  */
1251 void who_is_online(CtdlIPC *ipc, int longlist)
1252 {
1253         char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1254         char flags[SIZ];
1255         char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1256         char clientsoft[SIZ];
1257         time_t timenow = 0;
1258         time_t idletime, idlehours, idlemins, idlesecs;
1259         int last_session = (-1);
1260         int skipidle = 0;
1261         char *listing = NULL;
1262         int r;                          /* IPC response code */
1263
1264         if (longlist == 2) {
1265                 longlist = 0;
1266                 skipidle = 1;
1267         }
1268
1269         if (!longlist) {
1270                 color(BRIGHT_WHITE);
1271                 pprintf("           User Name               Room          ");
1272                 if (screenwidth >= 80) pprintf(" Idle        From host");
1273                 pprintf("\n");
1274                 color(DIM_WHITE);
1275                 pprintf("   ------------------------- --------------------");
1276                 if (screenwidth >= 80) pprintf(" ---- ------------------------");
1277                 pprintf("\n");
1278         }
1279         r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1280         listing = SortOnlineUsers(listing);
1281         if (r / 100 == 1) {
1282                 while (!IsEmptyStr(listing)) {
1283                         int isidle = 0;
1284
1285                         /* Get another line */
1286                         extract_token(buf, listing, 0, '\n', sizeof buf);
1287                         remove_token(listing, 0, '\n');
1288
1289                         extract_token(username, buf, 1, '|', sizeof username);
1290                         extract_token(roomname, buf, 2, '|', sizeof roomname);
1291                         extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1292                         extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1293                         extract_token(flags, buf, 7, '|', sizeof flags);
1294
1295                         idletime = timenow - extract_long(buf, 5);
1296                         idlehours = idletime / 3600;
1297                         idlemins = (idletime - (idlehours * 3600)) / 60;
1298                         idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1299
1300                         if (idletime > rc_idle_threshold) {
1301                                 if (skipidle) {
1302                                         isidle = 1;
1303                                 }
1304                         }
1305
1306                         if (longlist) {
1307                                 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1308                                 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1309                                 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1310
1311                                 pprintf("  Flags: %s\n", flags);
1312                                 pprintf("Session: %d\n", extract_int(buf, 0));
1313                                 pprintf("   Name: %s\n", username);
1314                                 pprintf("In room: %s\n", roomname);
1315                                 pprintf("   Host: %s\n", fromhost);
1316                                 pprintf(" Client: %s\n", clientsoft);
1317                                 pprintf("   Idle: %ld:%02ld:%02ld\n",
1318                                         (long) idlehours,
1319                                         (long) idlemins,
1320                                         (long) idlesecs);
1321
1322                                 if ( (!IsEmptyStr(actual_user)&&
1323                                       !IsEmptyStr(actual_room)&&
1324                                       !IsEmptyStr(actual_host))) {
1325                                         pprintf("(really ");
1326                                         if (!IsEmptyStr(actual_user)) pprintf("<%s> ", actual_user);
1327                                         if (!IsEmptyStr(actual_room)) pprintf("in <%s> ", actual_room);
1328                                         if (!IsEmptyStr(actual_host)) pprintf("from <%s> ", actual_host);
1329                                         pprintf(")\n");
1330                                 }
1331                                 pprintf("\n");
1332
1333                         } else {
1334                                 if (isidle == 0) {
1335                                         if (extract_int(buf, 0) == last_session) {
1336                                                 pprintf("        ");
1337                                         }
1338                                         else {
1339                                                 color(BRIGHT_MAGENTA);
1340                                                 pprintf("%-3s", flags);
1341                                         }
1342                                         last_session = extract_int(buf, 0);
1343                                         color(BRIGHT_CYAN);
1344                                         pprintf("%-25s ", username);
1345                                         color(BRIGHT_MAGENTA);
1346                                         roomname[20] = 0;
1347                                         pprintf("%-20s", roomname);
1348
1349                                         if (screenwidth >= 80) {
1350                                                 pprintf(" ");
1351                                                 if (idletime > rc_idle_threshold) {
1352                                                         /* over 1000d, must be gone fishing */
1353                                                         if (idlehours > 23999) {
1354                                                                 pprintf("fish");
1355                                                         /* over 10 days */
1356                                                         } else if (idlehours > 239) {
1357                                                                 pprintf("%3ldd", idlehours / 24);
1358                                                         /* over 10 hours */
1359                                                         } else if (idlehours > 9) {
1360                                                                 pprintf("%1ldd%02ld",
1361                                                                         idlehours / 24,
1362                                                                         idlehours % 24);
1363                                                         /* less than 10 hours */
1364                                                         }
1365                                                         else {
1366                                                                 pprintf("%1ld:%02ld", idlehours, idlemins);
1367                                                         }
1368                                                 }
1369                                                 else {
1370                                                         pprintf("    ");
1371                                                 }
1372                                                 pprintf(" ");
1373                                                 color(BRIGHT_CYAN);
1374                                                 fromhost[24] = '\0';
1375                                                 pprintf("%-24s", fromhost);
1376                                         }
1377                                         pprintf("\n");
1378                                         color(DIM_WHITE);
1379                                 }
1380                         }
1381                 }
1382         }
1383         free(listing);
1384 }
1385
1386 void enternew(CtdlIPC *ipc, char *desc, char *buf, int maxlen)
1387 {
1388         char bbb[128];
1389         snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1390         newprompt(bbb, buf, maxlen);
1391 }
1392
1393
1394
1395 int shift(int argc, char **argv, int start, int count) {
1396         int i;
1397
1398         for (i=start; i<(argc-count); ++i) {
1399                 argv[i] = argv[i+count];
1400         }
1401         argc = argc - count;
1402         return argc;
1403 }
1404
1405 static void statusHook(char *s) {
1406         scr_printf(s);
1407         scr_flush();
1408 }
1409
1410 /*
1411  * main
1412  */
1413 int main(int argc, char **argv)
1414 {
1415         int a, b, mcmd;
1416         char aaa[100], bbb[100];/* general purpose variables */
1417         char argbuf[64];        /* command line buf */
1418         char nonce[NONCE_SIZE];
1419         char *telnet_client_host = NULL;
1420         char *sptr, *sptr2;     /* USed to extract the nonce */
1421         char hexstring[MD5_HEXSTRING_SIZE];
1422         int stored_password = 0;
1423         char password[SIZ];
1424         struct ctdlipcmisc chek;
1425         struct ctdluser *myself = NULL;
1426         CtdlIPC* ipc;                   /* Our server connection */
1427         int r;                          /* IPC result code */
1428         int rv = 0;                     /* fetch but ignore syscall return value to suppress warnings */
1429
1430         int relh=0;
1431         int home=0;
1432         char relhome[PATH_MAX]="";
1433         char ctdldir[PATH_MAX]=CTDLDIR;
1434     int lp;
1435 #ifdef HAVE_BACKTRACE
1436         eCrashParameters params;
1437 //      eCrashSymbolTable symbol_table;
1438 #endif
1439         calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1440
1441 #ifdef HAVE_BACKTRACE
1442         bzero(&params, sizeof(params));
1443         params.filename = file_pid_paniclog;
1444 //      panic_fd=open(file_pid_paniclog, O_APPEND|O_CREAT|O_DIRECT);
1445         params.filep = fopen(file_pid_paniclog, "a+");
1446         params.debugLevel = ECRASH_DEBUG_VERBOSE;
1447         params.dumpAllThreads = TRUE;
1448         params.useBacktraceSymbols = 1;
1449 ///     BuildSymbolTable(&symbol_table);
1450 //      params.symbolTable = &symbol_table;
1451         params.signals[0]=SIGSEGV;
1452         params.signals[1]=SIGILL;
1453         params.signals[2]=SIGBUS;
1454         params.signals[3]=SIGABRT;
1455
1456         eCrash_Init(&params);
1457 #endif
1458         setIPCDeathHook(screen_delete);
1459         setIPCErrorPrintf(scr_printf);
1460         setCryptoStatusHook(statusHook);
1461
1462         /* Permissions sanity check - don't run citadel setuid/setgid */
1463         if (getuid() != geteuid()) {
1464                 scr_printf("Please do not run citadel setuid!\n");
1465                 logoff(NULL, 3);
1466         } else if (getgid() != getegid()) {
1467                 scr_printf("Please do not run citadel setgid!\n");
1468                 logoff(NULL, 3);
1469         }
1470
1471         stty_ctdl(SB_SAVE);     /* Store the old terminal parameters */
1472         load_command_set();     /* parse the citadel.rc file */
1473         stty_ctdl(SB_NO_INTR);  /* Install the new ones */
1474         /* signal(SIGHUP, dropcarr);FIXME */    /* Cleanup gracefully if carrier is dropped */
1475         signal(SIGPIPE, dropcarr);      /* Cleanup gracefully if local conn. dropped */
1476         signal(SIGTERM, dropcarr);      /* Cleanup gracefully if terminated */
1477         signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1478 #ifdef SIGWINCH
1479         signal(SIGWINCH, scr_winch);    /* Window resize signal */
1480 #endif
1481
1482 #ifdef HAVE_OPENSSL
1483         arg_encrypt = RC_DEFAULT;
1484 #endif
1485 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1486         arg_screen = RC_DEFAULT;
1487 #endif
1488
1489         /*
1490          * Handle command line options as if we were called like /bin/login
1491          * (i.e. from in.telnetd)
1492          */
1493         for (a=0; a<argc; ++a) {
1494                 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
1495                         telnet_client_host = argv[a+1];
1496                         argc = shift(argc, argv, a, 2);
1497                 }
1498                 if (!strcmp(argv[a], "-x")) {
1499 #ifdef HAVE_OPENSSL
1500                         arg_encrypt = RC_NO;
1501 #endif
1502                         argc = shift(argc, argv, a, 1);
1503                 }
1504                 if (!strcmp(argv[a], "-X")) {
1505 #ifdef HAVE_OPENSSL
1506                         arg_encrypt = RC_YES;
1507                         argc = shift(argc, argv, a, 1);
1508 #else
1509                         fprintf(stderr, "Not compiled with encryption support");
1510                         return 1;
1511 #endif
1512                 }
1513                 if (!strcmp(argv[a], "-s")) {
1514 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1515                         arg_screen = RC_NO;
1516 #endif
1517                         argc = shift(argc, argv, a, 1);
1518                 }
1519                 if (!strcmp(argv[a], "-S")) {
1520 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1521                         arg_screen = RC_YES;
1522 #endif
1523                         argc = shift(argc, argv, a, 1);
1524                 }
1525                 if (!strcmp(argv[a], "-p")) {
1526                         struct stat st;
1527
1528                         if (chdir(CTDLDIR) < 0) {
1529                                 perror("can't change to " CTDLDIR);
1530                                 logoff(NULL, 3);
1531                         }
1532
1533                         /*
1534                          * Drop privileges if necessary. We stat
1535                          * citadel.config to get the uid/gid since it's
1536                          * guaranteed to have the uid/gid we want.
1537                          */
1538                         if (!getuid() || !getgid()) {
1539                                 if (stat(file_citadel_config, &st) < 0) {
1540                                         perror("couldn't stat citadel.config");
1541                                         logoff(NULL, 3);
1542                                 }
1543                                 if (!getgid() && (setgid(st.st_gid) < 0)) {
1544                                         perror("couldn't change gid");
1545                                         logoff(NULL, 3);
1546                                 }
1547                                 if (!getuid() && (setuid(st.st_uid) < 0)) {
1548                                         perror("couldn't change uid");
1549                                         logoff(NULL, 3);
1550                                 }
1551                                 /*
1552                                   scr_printf("Privileges changed to uid %d gid %d\n",
1553                                   getuid(), getgid());
1554                                 */
1555                         }
1556                         argc = shift(argc, argv, a, 1);
1557                 }
1558         }
1559
1560
1561         screen_new();
1562
1563 #ifdef __CYGWIN__
1564         newprompt("Connect to (return for local server): ", hostbuf, 64);
1565 #endif
1566
1567         scr_printf("Attaching to server...\n");
1568         ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1569         if (!ipc) {
1570                 screen_delete();
1571                 error_printf("Can't connect: %s\n", strerror(errno));
1572                 logoff(NULL, 3);
1573         }
1574
1575         if (!(ipc->isLocal)) {
1576                 scr_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1577         }
1578
1579 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1580         CtdlIPC_SetNetworkStatusCallback(ipc, wait_indicator);
1581 #endif
1582         ipc_for_signal_handlers = ipc;  /* KLUDGE cover your eyes */
1583
1584         CtdlIPC_chat_recv(ipc, aaa);
1585         if (aaa[0] != '2') {
1586                 scr_printf("%s\n", &aaa[4]);
1587                 logoff(ipc, atoi(aaa));
1588         }
1589
1590         /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
1591          * is zeroized.
1592          */
1593
1594         if ((sptr = strchr(aaa, '<')) == NULL)
1595                 {
1596                         nonce[0] = '\0';
1597                 }
1598         else
1599                 {
1600                         if ((sptr2 = strchr(sptr, '>')) == NULL)
1601                                 {
1602                                         nonce[0] = '\0';
1603                                 }
1604                         else
1605                                 {
1606                                         sptr2++;
1607                                         *sptr2 = '\0';
1608                                         strncpy(nonce, sptr, (size_t)NONCE_SIZE);
1609                                 }
1610                 }
1611
1612 #ifdef HAVE_OPENSSL
1613         /* Evaluate encryption preferences */
1614         if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1615                 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1616                         secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1617                         if (!secure)
1618                                 error_printf("Can't encrypt: %s\n", aaa);
1619                 }
1620         }
1621 #endif
1622
1623         get_serv_info(ipc, telnet_client_host);
1624         scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode,
1625                    ipc->ServInfo.site_location);
1626         scr_flush();
1627
1628         screenwidth = 80;       /* default screen dimensions */
1629         screenheight = 24;
1630
1631         scr_printf(" pause    next    stop\n");
1632         scr_printf(" ctrl-s  ctrl-o  ctrl-c\n\n");
1633         formout(ipc, "hello");  /* print the opening greeting */
1634         scr_printf("\n");
1635
1636  GSTA:  /* See if we have a username and password on disk */
1637         if (rc_remember_passwords) {
1638                 get_stored_password(hostbuf, portbuf, fullname, password);
1639                 if (!IsEmptyStr(fullname)) {
1640                         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1641                         if (r / 100 == 3) {
1642                                 if (*nonce) {
1643                                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1644                                 } else {
1645                                         r = CtdlIPCTryPassword(ipc, password, aaa);
1646                                 }
1647                         }
1648
1649                         if (r / 100 == 2) {
1650                                 load_user_info(aaa);
1651                                 stored_password = 1;
1652                                 goto PWOK;
1653                         } else {
1654                                 set_stored_password(hostbuf, portbuf, "", "");
1655                         }
1656                 }
1657         }
1658
1659         termn8 = 0;
1660         newnow = 0;
1661         do {
1662                 if (!IsEmptyStr(rc_username)) {
1663                         strcpy(fullname, rc_username);
1664                 } else {
1665                         newprompt("Enter your name: ", fullname, 29);
1666                 }
1667                 strproc(fullname);
1668                 if (!strcasecmp(fullname, "new")) {     /* just in case */
1669                         scr_printf("Please enter the name you wish to log in with.\n");
1670                 }
1671         } while (
1672                  (!strcasecmp(fullname, "bbs"))
1673                  || (!strcasecmp(fullname, "new"))
1674                  || (IsEmptyStr(fullname)));
1675
1676         if (!strcasecmp(fullname, "off")) {
1677                 mcmd = 29;
1678                 goto TERMN8;
1679         }
1680
1681         /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1682         if ( (ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest")) ) {
1683                 goto PWOK;
1684         }
1685
1686         /* sign on to the server */
1687         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1688         if (r / 100 != 3)
1689                 goto NEWUSR;
1690
1691         /* password authentication */
1692         if (!IsEmptyStr(rc_password)) {
1693                 strcpy(password, rc_password);
1694         } else {
1695                 newprompt("\rPlease enter your password: ", password, -19);
1696         }
1697
1698         if (*nonce) {
1699                 r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1700                 if (r / 100 != 2) {
1701                         strproc(password);
1702                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1703                 }
1704         } else {
1705                 r = CtdlIPCTryPassword(ipc, password, aaa);
1706                 if (r / 100 != 2) {
1707                         strproc(password);
1708                         r = CtdlIPCTryPassword(ipc, password, aaa);
1709                 }
1710         }
1711
1712         if (r / 100 == 2) {
1713                 load_user_info(aaa);
1714                 offer_to_remember_password(ipc, hostbuf, portbuf,
1715                                            fullname, password);
1716                 goto PWOK;
1717         }
1718         scr_printf("<< wrong password >>\n");
1719         if (!IsEmptyStr(rc_password))
1720                 logoff(ipc, 2);
1721         goto GSTA;
1722
1723 NEWUSR: if (IsEmptyStr(rc_password)) {
1724                 scr_printf("'%s' not found.\n", fullname);
1725                 scr_printf("Type 'off' if you would like to exit.\n");
1726                 if (ipc->ServInfo.newuser_disabled == 1) {
1727                         goto GSTA;
1728                 }
1729                 scr_printf("Do you want to create a new user account called '%s'? ",
1730                         fullname);
1731                 if (yesno() == 0) {
1732                         goto GSTA;
1733                 }
1734         }
1735
1736         r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1737         if (r / 100 != 2) {
1738                 scr_printf("%s\n", aaa);
1739                 goto GSTA;
1740         }
1741         load_user_info(aaa);
1742
1743         while (set_password(ipc) != 0);
1744         newnow = 1;
1745
1746         enter_config(ipc, 1);
1747
1748  PWOK:
1749         /* Switch color support on or off if we're in user mode */
1750         if (rc_ansi_color == 3) {
1751                 if (userflags & US_COLOR)
1752                         enable_color = 1;
1753                 else
1754                         enable_color = 0;
1755         }
1756
1757         color(BRIGHT_WHITE);
1758         scr_printf("\n%s\nAccess level: %d (%s)\n"
1759                    "User #%ld / Login #%d",
1760                    fullname, axlevel, axdefs[(int) axlevel],
1761                    usernum, timescalled);
1762         if (lastcall > 0L) {
1763                 scr_printf(" / Last login: %s",
1764                            asctime(localtime(&lastcall)));
1765         }
1766         scr_printf("\n");
1767
1768         r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1769         if (r / 100 == 2) {
1770                 b = chek.newmail;
1771                 if (b > 0) {
1772                         color(BRIGHT_RED);
1773                         if (b == 1)
1774                                 scr_printf("*** You have a new private message in Mail>\n");
1775                         if (b > 1)
1776                                 scr_printf("*** You have %d new private messages in Mail>\n", b);
1777                         color(DIM_WHITE);
1778                         if (!IsEmptyStr(rc_gotmail_cmd)) {
1779                                 rv = system(rc_gotmail_cmd);
1780                         }
1781                 }
1782                 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1783                         scr_printf("*** Users need validation\n");
1784                 }
1785                 if (chek.needregis > 0) {
1786                         scr_printf("*** Please register.\n");
1787                         formout(ipc, "register");
1788                         entregis(ipc);
1789                 }
1790         }
1791         /* Make up some temporary filenames for use in various parts of the
1792          * program.  Don't mess with these once they've been set, because we
1793          * will be unlinking them later on in the program and we don't
1794          * want to delete something that we didn't create. */
1795         CtdlMakeTempFileName(temp, sizeof temp);
1796         CtdlMakeTempFileName(temp2, sizeof temp2);
1797         CtdlMakeTempFileName(tempdir, sizeof tempdir);
1798
1799         /* Get screen dimensions.  First we go to a default of 80x24.  Then
1800          * we try to get the user's actual screen dimensions off the server.
1801          * However, if we're running on an xterm, all this stuff is
1802          * irrelevant because we're going to dynamically size the screen
1803          * during the session.
1804          */
1805         screenwidth = 80;
1806         screenheight = 24;
1807         r = CtdlIPCGetConfig(ipc, &myself, aaa);
1808         if (r == 2) {
1809                 screenwidth = myself->USscreenwidth;
1810                 screenheight = myself->USscreenheight;
1811         }
1812         if (getenv("TERM") != NULL)
1813                 if (!strcmp(getenv("TERM"), "xterm")) {
1814                         have_xterm = 1;
1815                 }
1816 #ifdef TIOCGWINSZ
1817         check_screen_dims();
1818 #endif
1819
1820         set_floor_mode(ipc);
1821
1822         /* Enter the lobby */
1823         dotgoto(ipc, "_BASEROOM_", 1, 0);
1824
1825         /* Main loop for the system... user is logged in. */
1826     free(uglist[0]);
1827         uglistsize = 0;
1828
1829         if (newnow == 1)
1830                 readmsgs(ipc, LastMessages, ReadForward, 5);
1831         else
1832                 readmsgs(ipc, NewMessages, ReadForward, 0);
1833
1834         /* MAIN COMMAND LOOP */
1835         do {
1836                 mcmd = getcmd(ipc, argbuf);     /* Get keyboard command */
1837
1838 #ifdef TIOCGWINSZ
1839                 check_screen_dims();            /* if xterm, get screen size */
1840 #endif
1841
1842                 if (termn8 == 0)
1843                         switch (mcmd) {
1844                         case 1:
1845                                 formout(ipc, "help");
1846                                 break;
1847                         case 4:
1848                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1849                                 break;
1850                         case 36:
1851                                 entmsg(ipc, 0, 1, 0);
1852                                 break;
1853                         case 46:
1854                                 entmsg(ipc, 0, 2, 0);
1855                                 break;
1856                         case 78:
1857                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1858                                 break;
1859                         case 5:                         /* <G>oto */
1860                                 updatels(ipc);
1861                                 gotonext(ipc);
1862                                 break;
1863                         case 47:                        /* <A>bandon */
1864                                 if (!rc_alt_semantics) {
1865                                         updatelsa(ipc);
1866                                 }
1867                                 gotonext(ipc);
1868                                 break;
1869                         case 90:                        /* <.A>bandon */
1870                                 if (!rc_alt_semantics)
1871                                         updatelsa(ipc);
1872                                 dotgoto(ipc, argbuf, 0, 0);
1873                                 break;
1874                         case 58:                        /* <M>ail */
1875                                 updatelsa(ipc);
1876                                 dotgoto(ipc, "_MAIL_", 1, 0);
1877                                 break;
1878                         case 20:
1879                                 if (!IsEmptyStr(argbuf)) {
1880                                         updatels(ipc);
1881                                         dotgoto(ipc, argbuf, 0, 0);
1882                                 }
1883                                 break;
1884                         case 52:
1885                                 if (!IsEmptyStr(argbuf)) {
1886                                         if (rc_alt_semantics) {
1887                                                 updatelsa(ipc);
1888                                         }
1889                                         dotgoto(ipc, argbuf, 0, 0);
1890                                 }
1891                                 break;
1892                         case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1893                                 dotungoto(ipc, argbuf);
1894                                 break;
1895                         case 10:
1896                                 readmsgs(ipc, AllMessages, ReadForward, 0);
1897                                 break;
1898                         case 9:
1899                                 readmsgs(ipc, LastMessages, ReadForward, 5);
1900                                 break;
1901                         case 13:
1902                                 readmsgs(ipc, NewMessages, ReadForward, 0);
1903                                 break;
1904                         case 11:
1905                                 readmsgs(ipc, AllMessages, ReadReverse, 0);
1906                                 break;
1907                         case 12:
1908                                 readmsgs(ipc, OldMessages, ReadReverse, 0);
1909                                 break;
1910                         case 71:
1911                                 readmsgs(ipc, LastMessages, ReadForward,
1912                                                 atoi(argbuf));
1913                                 break;
1914                         case 7:
1915                                 forget(ipc);
1916                                 break;
1917                         case 18:
1918                                 subshell();
1919                                 break;
1920                         case 38:
1921                                 updatels(ipc);
1922                                 entroom(ipc);
1923                                 break;
1924                         case 22:
1925                                 killroom(ipc);
1926                                 break;
1927                         case 32:
1928                                 userlist(ipc, argbuf);
1929                                 break;
1930                         case 27:
1931                                 invite(ipc);
1932                                 break;
1933                         case 28:
1934                                 kickout(ipc);
1935                                 break;
1936                         case 23:
1937                                 editthisroom(ipc);
1938                                 break;
1939                         case 14:
1940                                 roomdir(ipc);
1941                                 break;
1942                         case 33:
1943                                 download(ipc, 0);
1944                                 break;
1945                         case 34:
1946                                 download(ipc, 1);
1947                                 break;
1948                         case 31:
1949                                 download(ipc, 2);
1950                                 break;
1951                         case 43:
1952                                 download(ipc, 3);
1953                                 break;
1954                         case 45:
1955                                 download(ipc, 4);
1956                                 break;
1957                         case 55:
1958                                 download(ipc, 5);
1959                                 break;
1960                         case 39:
1961                                 upload(ipc, 0);
1962                                 break;
1963                         case 40:
1964                                 upload(ipc, 1);
1965                                 break;
1966                         case 42:
1967                                 upload(ipc, 2);
1968                                 break;
1969                         case 44:
1970                                 upload(ipc, 3);
1971                                 break;
1972                         case 57:
1973                                 cli_upload(ipc);
1974                                 break;
1975                         case 16:
1976                                 ungoto(ipc);
1977                                 break;
1978                         case 24:
1979                                 whoknows(ipc);
1980                                 break;
1981                         case 26:
1982                                 validate(ipc);
1983                                 break;
1984                         case 29:
1985                         case 30:
1986                                 if (!rc_alt_semantics) {
1987                                         updatels(ipc);
1988                                 }
1989                                 termn8 = 1;
1990                                 break;
1991                         case 48:
1992                                 enterinfo(ipc);
1993                                 break;
1994                         case 49:
1995                                 readinfo(ipc);
1996                                 break;
1997                         case 72:
1998                                 cli_image_upload(ipc, "_userpic_");
1999                                 break;
2000                         case 73:
2001                                 cli_image_upload(ipc, "_roompic_");
2002                                 break;
2003
2004                         case 74:
2005                                 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
2006                                 cli_image_upload(ipc, aaa);
2007                                 break;
2008
2009                         case 75:
2010                                 enternew(ipc, "roomname", aaa, 20);
2011                                 r = CtdlIPCChangeRoomname(ipc, aaa, bbb);
2012                                 if (r / 100 != 2)
2013                                         scr_printf("\n%s\n", bbb);
2014                                 break;
2015                         case 76:
2016                                 enternew(ipc, "hostname", aaa, 25);
2017                                 r = CtdlIPCChangeHostname(ipc, aaa, bbb);
2018                                 if (r / 100 != 2)
2019                                         scr_printf("\n%s\n", bbb);
2020                                 break;
2021                         case 77:
2022                                 enternew(ipc, "username", aaa, 32);
2023                                 r = CtdlIPCChangeUsername(ipc, aaa, bbb);
2024                                 if (r / 100 != 2)
2025                                         scr_printf("\n%s\n", bbb);
2026                                 break;
2027
2028                         case 35:
2029                                 set_password(ipc);
2030                                 break;
2031
2032                         case 21:
2033                                 if (argbuf[0] == 0)
2034                                         strcpy(aaa, "?");
2035                                 display_help(ipc, argbuf);
2036                                 break;
2037
2038                         case 41:
2039                                 formout(ipc, "register");
2040                                 entregis(ipc);
2041                                 break;
2042
2043                         case 15:
2044                                 scr_printf("Are you sure (y/n)? ");
2045                                 if (yesno() == 1) {
2046                                         if (!rc_alt_semantics)
2047                                                 updatels(ipc);
2048                                         a = 0;
2049                                         termn8 = 1;
2050                                 }
2051                                 break;
2052
2053                         case 85:
2054                                 scr_printf("All users will be disconnected!  "
2055                                            "Really terminate the server? ");
2056                                 if (yesno() == 1) {
2057                                         if (!rc_alt_semantics)
2058                                                 updatels(ipc);
2059                                         r = CtdlIPCTerminateServerNow(ipc, aaa);
2060                                         scr_printf("%s\n", aaa);
2061                                         if (r / 100 == 2) {
2062                                                 a = 0;
2063                                                 termn8 = 1;
2064                                         }
2065                                 }
2066                                 break;
2067
2068                         case 86:
2069                                 scr_printf("Do you really want to schedule a "
2070                                            "server shutdown? ");
2071                                 if (yesno() == 1) {
2072                                         r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
2073                                         if (r / 100 == 2) {
2074                                                 if (atoi(aaa)) {
2075                                                         scr_printf(
2076                                                                    "The Citadel server will terminate when all users are logged off.\n"
2077                                                                    );
2078                                                 } else {
2079                                                         scr_printf(
2080                                                                    "The Citadel server will not terminate.\n"
2081                                                                    );
2082                                                 }
2083                                         }
2084                                 }
2085                                 break;
2086
2087                         case 87:
2088                                 network_config_management(ipc, "listrecp",
2089                                                           "Message-by-message mailing list recipients");
2090                                 break;
2091
2092                         case 94:
2093                                 network_config_management(ipc, "digestrecp",
2094                                                           "Digest mailing list recipients");
2095                                 break;
2096
2097                         case 89:
2098                                 network_config_management(ipc, "ignet_push_share",
2099                                                           "Nodes with which we share this room");
2100                                 break;
2101
2102                         case 88:
2103                                 do_ignet_configuration(ipc);
2104                                 break;
2105
2106                         case 92:
2107                                 do_filterlist_configuration(ipc);
2108                                 break;
2109
2110                         case 6:
2111                                 if (rc_alt_semantics) {
2112                                         updatelsa(ipc);
2113                                 }
2114                                 gotonext(ipc);
2115                                 break;
2116
2117                         case 3:
2118                                 chatmode(ipc);
2119                                 break;
2120
2121                         case 17:
2122                                 who_is_online(ipc, 0);
2123                                 break;
2124
2125                         case 79:
2126                                 who_is_online(ipc, 1);
2127                                 break;
2128
2129                         case 91:
2130                                 who_is_online(ipc, 2);
2131                                 break;
2132
2133                         case 80:
2134                                 do_system_configuration(ipc);
2135                                 break;
2136
2137                         case 82:
2138                                 do_internet_configuration(ipc);
2139                                 break;
2140
2141                         case 83:
2142                                 check_message_base(ipc);
2143                                 break;
2144
2145                         case 84:
2146                                 quiet_mode(ipc);
2147                                 break;
2148
2149                         case 93:
2150                                 stealth_mode(ipc);
2151                                 break;
2152
2153                         case 50:
2154                                 enter_config(ipc, 2);
2155                                 break;
2156
2157                         case 37:
2158                                 enter_config(ipc, 0);
2159                                 set_floor_mode(ipc);
2160                                 break;
2161
2162                         case 59:
2163                                 enter_config(ipc, 3);
2164                                 set_floor_mode(ipc);
2165                                 break;
2166
2167                         case 60:
2168                                 gotofloor(ipc, argbuf, GF_GOTO);
2169                                 break;
2170
2171                         case 61:
2172                                 gotofloor(ipc, argbuf, GF_SKIP);
2173                                 break;
2174
2175                         case 62:
2176                                 forget_this_floor(ipc);
2177                                 break;
2178
2179                         case 63:
2180                                 create_floor(ipc);
2181                                 break;
2182
2183                         case 64:
2184                                 edit_floor(ipc);
2185                                 break;
2186
2187                         case 65:
2188                                 kill_floor(ipc);
2189                                 break;
2190
2191                         case 66:
2192                                 enter_bio(ipc);
2193                                 break;
2194
2195                         case 67:
2196                                 read_bio(ipc);
2197                                 break;
2198
2199                         case 25:
2200                                 edituser(ipc, 25);
2201                                 break;
2202
2203                         case 96:
2204                                 edituser(ipc, 96);
2205                                 break;
2206
2207                         case 8:
2208                                 knrooms(ipc, floor_mode);
2209                                 scr_printf("\n");
2210                                 break;
2211
2212                         case 68:
2213                                 knrooms(ipc, 2);
2214                                 scr_printf("\n");
2215                                 break;
2216
2217                         case 69:
2218                                 misc_server_cmd(ipc, argbuf);
2219                                 break;
2220
2221                         case 70:
2222                                 edit_system_message(ipc, argbuf);
2223                                 break;
2224
2225                         case 19:
2226                                 listzrooms(ipc);
2227                                 scr_printf("\n");
2228                                 break;
2229
2230                         case 51:
2231                                 deletefile(ipc);
2232                                 break;
2233
2234                         case 54:
2235                                 movefile(ipc);
2236                                 break;
2237
2238                         case 56:
2239                                 page_user(ipc);
2240                                 break;
2241
2242             case 110:           /* <+> Next room */
2243                                  gotoroomstep(ipc, 1, 0);
2244                              break;
2245
2246             case 111:           /* <-> Previous room */
2247                  gotoroomstep(ipc, 0, 0);
2248                              break;
2249
2250                         case 112:           /* <>> Next floor */
2251                  gotofloorstep(ipc, 1, GF_GOTO);
2252                              break;
2253
2254                         case 113:           /* <<> Previous floor */
2255                  gotofloorstep(ipc, 0, GF_GOTO);
2256                                  break;
2257
2258             case 116:           /* <.> skip to <+> Next room */
2259                  gotoroomstep(ipc, 1, 1);
2260                              break;
2261
2262             case 117:           /* <.> skip to <-> Previous room */
2263                  gotoroomstep(ipc, 0, 1);
2264                              break;
2265
2266                         case 118:           /* <.> skip to <>> Next floor */
2267                  gotofloorstep(ipc, 1, GF_SKIP);
2268                              break;
2269
2270                         case 119:           /* <.> skip to <<> Previous floor */
2271                  gotofloorstep(ipc, 0, GF_SKIP);
2272                                  break;
2273
2274                         case 114:
2275                  read_config(ipc);
2276                                  break;
2277
2278                         case 115:
2279                  system_info(ipc);
2280                                  break;
2281
2282                         case 120:           /* .KAnonymous */
2283                          dotknown(ipc, 0, NULL);
2284                                  break;
2285
2286                         case 121:           /* .KDirectory */
2287                          dotknown(ipc, 1, NULL);
2288                                  break;
2289
2290                         case 122:           /* .KMatch */
2291                          dotknown(ipc, 2, argbuf);
2292                                  break;
2293
2294                         case 123:           /* .KpreferredOnly */
2295                          dotknown(ipc, 3, NULL);
2296                                  break;
2297
2298                         case 124:           /* .KPrivate */
2299                          dotknown(ipc, 4, NULL);
2300                                  break;
2301
2302                         case 125:           /* .KRead only */
2303                          dotknown(ipc, 5, NULL);
2304                                  break;
2305
2306                         case 126:           /* .KShared */
2307                          dotknown(ipc, 6, NULL);
2308                                  break;
2309
2310                         case 127:           /* Configure POP3 aggregation */
2311                                 do_pop3client_configuration(ipc);
2312                                 break;
2313
2314                         case 128:           /* Configure XML/RSS feed retrieval */
2315                                 do_rssclient_configuration(ipc);
2316                                 break;
2317
2318                         default: /* allow some math on the command */
2319                                 /* commands 100... to 100+MAX_EDITORS-1 will
2320                                    call the appropriate editor... in other
2321                                    words, command numbers 100+ will match
2322                                    the citadel.rc keys editor0, editor1, etc.*/
2323                                 if (mcmd >= 100 && mcmd < (100+MAX_EDITORS))
2324                                 {
2325                                         /* entmsg mode >=2 select editor */
2326                                         entmsg(ipc, 0, mcmd - 100 + 2, 0);
2327                                         break;
2328                                 }
2329                         }       /* end switch */
2330         } while (termn8 == 0);
2331
2332 TERMN8: scr_printf("%s logged out.", fullname);
2333         termn8 = 0;
2334         color(ORIGINAL_PAIR);
2335         scr_printf("\n");
2336         while (marchptr != NULL) {
2337                 remove_march(marchptr->march_name, 0);
2338         }
2339         if (mcmd == 30) {
2340                 scr_printf("\n\nType 'off' to disconnect, or next user...\n");
2341         }
2342         CtdlIPCLogout(ipc);
2343         if ((mcmd == 29) || (mcmd == 15)) {
2344                 screen_delete();
2345                 stty_ctdl(SB_RESTORE);
2346                 formout(ipc, "goodbye");
2347                 logoff(ipc, 0);
2348         }
2349         /* Free the ungoto list */
2350         for (lp = 0; lp < uglistsize; lp++) {
2351                 free(uglist[lp]);
2352         }
2353     uglistsize = 0;
2354         goto GSTA;
2355
2356 }       /* end main() */
2357