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         status_line(ipc->ServInfo.humannode, ipc->ServInfo.site_location,
 538                         room_name, secure, newmailcount);
 539         free(room);
 540 }
 541
 542 /* Goto next room having unread messages.
 543  * We want to skip over rooms that the user has already been to, and take the
 544  * user back to the lobby when done.  The room we end up in is placed in
 545  * newroom - which is set to 0 (the lobby) initially.
 546  */
 547 void gotonext(CtdlIPC *ipc)
 548 {
 549         char buf[SIZ];
 550         struct march *mptr, *mptr2;
 551         char next_room[ROOMNAMELEN];
 552         int r;                          /* IPC response code */
 553
 554         /* Check to see if the march-mode list is already allocated.
 555          * If it is, pop the first room off the list and go there.
 556          */
 557         if (marchptr == NULL) {
 558                 r = CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages,
 559                                         AllFloors, &marchptr, buf);
 560
 561 /* add _BASEROOM_ to the end of the march list, so the user will end up
 562  * in the system base room (usually the Lobby>) at the end of the loop
 563  */
 564                 mptr = (struct march *) malloc(sizeof(struct march));
 565                 mptr->next = NULL;
 566                 mptr->march_order = 0;
 567                 mptr->march_floor = 0;
 568                 strcpy(mptr->march_name, "_BASEROOM_");
 569                 if (marchptr == NULL) {
 570                         marchptr = mptr;
 571                 } else {
 572                         mptr2 = marchptr;
 573                         while (mptr2->next != NULL)
 574                                 mptr2 = mptr2->next;
 575                         mptr2->next = mptr;
 576                 }
 577 /*
 578  * ...and remove the room we're currently in, so a <G>oto doesn't make us
 579  * walk around in circles
 580  */
 581                 remove_march(room_name, 0);
 582         }
 583         if (marchptr != NULL) {
 584                 strcpy(next_room, pop_march(curr_floor, marchptr));
 585         } else {
 586                 strcpy(next_room, "_BASEROOM_");
 587         }
 588         remove_march(next_room, 0);
 589         dotgoto(ipc, next_room, 1, 0);
 590 }
 591
 592 /*
 593  * forget all rooms on a given floor
 594  */
 595 void forget_all_rooms_on(CtdlIPC *ipc, int ffloor)
 596 {
 597         char buf[SIZ];
 598         struct march *flist = NULL;
 599         struct march *fptr = NULL;
 600         struct ctdlipcroom *room = NULL;
 601         int r;                          /* IPC response code */
 602
 603         scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
 604         scr_flush();
 605         remove_march("_FLOOR_", ffloor);
 606         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
 607         if (r / 100 != 1) {
 608                 scr_printf("Error %d: %s\n", r, buf);
 609                 return;
 610         }
 611         while (flist) {
 612                 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
 613                 if (r / 100 == 2) {
 614                         r = CtdlIPCForgetRoom(ipc, buf);
 615                         if (r / 100 != 2) {
 616                                 scr_printf("Error %d: %s\n", r, buf);
 617                         }
 618
 619                 }
 620                 fptr = flist;
 621                 flist = flist->next;
 622                 free(fptr);
 623         }
 624         if (room) free(room);
 625 }
 626
 627
 628 /*
 629  * routine called by gotofloor() to move to a new room on a new floor
 630  */
 631 void gf_toroom(CtdlIPC *ipc, char *towhere, int mode)
 632 {
 633         int floor_being_left;
 634
 635         floor_being_left = curr_floor;
 636
 637         if (mode == GF_GOTO) {          /* <;G>oto mode */
 638                 updatels(ipc);
 639                 dotgoto(ipc, towhere, 1, 0);
 640         }
 641         else if (mode == GF_SKIP) {     /* <;S>kip mode */
 642                 dotgoto(ipc, towhere, 1, 0);
 643                 remove_march("_FLOOR_", floor_being_left);
 644         }
 645         else if (mode == GF_ZAP) {      /* <;Z>ap mode */
 646                 dotgoto(ipc, towhere, 1, 0);
 647                 remove_march("_FLOOR_", floor_being_left);
 648                 forget_all_rooms_on(ipc, floor_being_left);
 649         }
 650 }
 651
 652
 653 /*
 654  * go to a new floor
 655  */
 656 void gotofloor(CtdlIPC *ipc, char *towhere, int mode)
 657 {
 658         int a, tofloor;
 659         int r;          /* IPC response code */
 660         struct march *mptr;
 661         char buf[SIZ], targ[SIZ];
 662
 663         if (floorlist[0][0] == 0)
 664                 load_floorlist(ipc);
 665         tofloor = (-1);
 666         for (a = 0; a < 128; ++a)
 667                 if (!strcasecmp(&floorlist[a][0], towhere))
 668                         tofloor = a;
 669
 670         if (tofloor < 0) {
 671                 for (a = 0; a < 128; ++a) {
 672                         if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
 673                                 tofloor = a;
 674                         }
 675                 }
 676         }
 677         if (tofloor < 0) {
 678                 for (a = 0; a < 128; ++a)
 679                         if (pattern(towhere, &floorlist[a][0]) > 0)
 680                                 tofloor = a;
 681         }
 682         if (tofloor < 0) {
 683                 scr_printf("No floor '%s'.\n", towhere);
 684                 return;
 685         }
 686         for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
 687                 if ((mptr->march_floor) == tofloor) {
 688                         gf_toroom(ipc, mptr->march_name, mode);
 689                         return;
 690                 }
 691         }
 692
 693         /* Find first known room on the floor */
 694
 695         strcpy(targ, "");
 696         mptr = NULL;
 697         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
 698         if (r / 100 == 1) {
 699                 struct march *tmp = mptr;
 700
 701                 /*. . . according to room order */
 702                 if (mptr)
 703             strcpy(targ, pop_march(tofloor, mptr));
 704                 while (mptr) {
 705                         tmp = mptr->next;
 706                         free(mptr);
 707                         mptr = tmp;
 708                 }
 709         }
 710         if (!IsEmptyStr(targ)) {
 711                 gf_toroom(ipc, targ, mode);
 712                 return;
 713         }
 714
 715         /* No known rooms on the floor; unzap the first one then */
 716
 717         strcpy(targ, "");
 718         mptr = NULL;
 719         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
 720         if (r / 100 == 1) {
 721                 struct march *tmp = mptr;
 722
 723         /*. . . according to room order */
 724                 if (mptr)
 725                         strcpy(targ, pop_march(tofloor, mptr));
 726                 while (mptr) {
 727                         tmp = mptr->next;
 728                         free(mptr);
 729                         mptr = tmp;
 730                 }
 731         }
 732         if (!IsEmptyStr(targ)) {
 733                 gf_toroom(ipc, targ, mode);
 734         } else {
 735                 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
 736         }
 737 }
 738
 739 /*
 740  * Indexing mechanism for a room list, called by gotoroomstep()
 741  */
 742 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal)
 743 {
 744         char roomname[ROOMNAMELEN];
 745         static int cur_rmslot = 0;
 746
 747         if (rp == NULL) {
 748                 cur_rmslot = 0;
 749                 return;
 750         }
 751
 752         if (rp->lnext != NULL) {
 753                 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
 754         }
 755
 756         if (sigcaught == 0) {
 757                 strcpy(roomname, rp->rlname);
 758
 759                 if (rmname != NULL) {
 760                         if (cur_rmslot == findrmslot) {
 761                                 strcpy(rmname, roomname);
 762                         }
 763                 }
 764                 if (rmslot != NULL) {
 765                         if (!strcmp(roomname, findrmname)) {
 766                                 *rmslot = cur_rmslot;
 767                         }
 768                 }
 769                 cur_rmslot++;
 770         }
 771
 772         if (rp->rnext != NULL) {
 773                 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
 774         }
 775
 776         if ((rmname == NULL) && (rmslot == NULL))
 777                 free(rp);
 778
 779         if (rmtotal != NULL) {
 780                 *rmtotal = cur_rmslot;
 781         }
 782 }
 783
 784 /*
 785  * step through rooms on current floor
 786  */
 787 void  gotoroomstep(CtdlIPC *ipc, int direction, int mode)
 788 {
 789         struct march *listing = NULL;
 790         struct march *mptr;
 791         int r;          /* IPC response code */
 792         char buf[SIZ];
 793         struct ctdlroomlisting *rl = NULL;
 794         struct ctdlroomlisting *rp;
 795         struct ctdlroomlisting *rs;
 796         int list_it;
 797         char rmname[ROOMNAMELEN];
 798         int rmslot = 0;
 799         int rmtotal;
 800
 801         /* Ask the server for a room list */
 802         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
 803         if (r / 100 != 1) {
 804                 listing = NULL;
 805         }
 806
 807         load_floorlist(ipc);
 808
 809         for (mptr = listing; mptr != NULL; mptr = mptr->next) {
 810                 list_it = 1;
 811
 812                 if ( floor_mode
 813                          && (mptr->march_floor != curr_floor))
 814                         list_it = 0;
 815
 816                 if (list_it) {
 817                         rp = malloc(sizeof(struct ctdlroomlisting));
 818                         strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
 819                         rp->rlflags = mptr->march_flags;
 820                         rp->rlfloor = mptr->march_floor;
 821                         rp->rlorder = mptr->march_order;
 822                         rp->lnext = NULL;
 823                         rp->rnext = NULL;
 824
 825                         rs = rl;
 826                         if (rl == NULL) {
 827                                 rl = rp;
 828                         } else {
 829                                 while (rp != NULL) {
 830                                         if (rordercmp(rp, rs) < 0) {
 831                                                 if (rs->lnext == NULL) {
 832                                                         rs->lnext = rp;
 833                                                         rp = NULL;
 834                                                 } else {
 835                                                         rs = rs->lnext;
 836                                                 }
 837                                         } else {
 838                                                 if (rs->rnext == NULL) {
 839                                                         rs->rnext = rp;
 840                                                         rp = NULL;
 841                                                 } else {
 842                                                         rs = rs->rnext;
 843                                                 }
 844                                         }
 845                                 }
 846                         }
 847                 }
 848         }
 849
 850         /* Find position of current room */
 851         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
 852         room_tree_list_query(rl,  room_name, 0, NULL, &rmslot, &rmtotal);
 853
 854         if (direction == 0) { /* Previous room */
 855                 /* If we're at the first room, wrap to the last room */
 856                 if (rmslot == 0) {
 857                         rmslot = rmtotal - 1;
 858                 } else {
 859                         rmslot--;
 860                 }
 861         } else {                 /* Next room */
 862                 /* If we're at the last room, wrap to the first room */
 863                 if (rmslot == rmtotal - 1) {
 864                         rmslot = 0;
 865                 } else {
 866                         rmslot++;
 867                 }
 868         }
 869
 870         /* Get name of next/previous room */
 871         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
 872         room_tree_list_query(rl,  NULL, rmslot, rmname, NULL, NULL);
 873
 874         /* Free the tree */
 875         room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
 876
 877         if (mode == 0) { /* not skipping */
 878             updatels(ipc);
 879         } else {
 880                 if (rc_alt_semantics) {
 881                 updatelsa(ipc);
 882                 }
 883         }
 884
 885         /* Free the room list */
 886         while (listing) {
 887                 mptr = listing->next;
 888                 free(listing);
 889                 listing = mptr;
 890         };
 891
 892         dotgoto(ipc, rmname, 1, 0);
 893 }
 894
 895
 896 /*
 897  * step through floors on system
 898  */
 899 void  gotofloorstep(CtdlIPC *ipc, int direction, int mode)
 900 {
 901         int  tofloor;
 902
 903         if (floorlist[0][0] == 0)
 904                 load_floorlist(ipc);
 905
 906         empty_keep_going:
 907
 908         if (direction == 0) { /* Previous floor */
 909                 if (curr_floor) tofloor = curr_floor - 1;
 910                 else tofloor = 127;
 911
 912                 while (!floorlist[tofloor][0]) tofloor--;
 913         } else {                   /* Next floor */
 914                 if (curr_floor < 127) tofloor = curr_floor + 1;
 915                 else tofloor = 0;
 916
 917                 while (!floorlist[tofloor][0] && tofloor < 127) tofloor++;
 918                 if (!floorlist[tofloor][0])     tofloor = 0;
 919         }
 920         /* ;g works when not in floor mode so . . . */
 921         if (!floor_mode) {
 922                 scr_printf("(%s)\n", floorlist[tofloor] );
 923         }
 924
 925         gotofloor(ipc, floorlist[tofloor], mode);
 926         if (curr_floor != tofloor) { /* gotofloor failed */
 927              curr_floor = tofloor;
 928              goto empty_keep_going;
 929         }
 930 }
 931
 932 /*
 933  * Display user 'preferences'.
 934  */
 935 extern int rc_prompt_control;
 936 void read_config(CtdlIPC *ipc)
 937 {
 938         char buf[SIZ];
 939         char *resp = NULL;
 940         int r;                  /* IPC response code */
 941     char _fullname[USERNAME_SIZE];
 942         long _usernum;
 943         int _axlevel, _timescalled, _posted;
 944         time_t _lastcall;
 945         struct ctdluser *user = NULL;
 946
 947         /* get misc user info */
 948         r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
 949         if (r / 100 != 1) {
 950                 pprintf("%s\n", buf);
 951                 return;
 952         }
 953         extract_token(_fullname, buf, 1, '|', sizeof fullname);
 954         _usernum = extract_long(buf, 2);
 955         _axlevel = extract_int(buf, 3);
 956         _lastcall = extract_long(buf, 4);
 957     _timescalled = extract_int(buf, 5);
 958         _posted = extract_int(buf, 6);
 959         free(resp);
 960         resp = NULL;
 961
 962         /* get preferences */
 963         r = CtdlIPCGetConfig(ipc, &user, buf);
 964         if (r / 100 != 2) {
 965                 scr_printf("%s\n", buf);
 966                 free(user);
 967                 return;
 968         }
 969
 970         /* show misc user info */
 971         scr_printf("%s\nAccess level: %d (%s)\n"
 972                    "User #%ld / %d Calls / %d Posts",
 973                    _fullname, _axlevel, axdefs[(int) _axlevel],
 974                    _usernum, _timescalled, _posted);
 975         if (_lastcall > 0L) {
 976                 scr_printf(" / Curr login: %s",
 977                            asctime(localtime(&_lastcall)));
 978         }
 979         scr_printf("\n");
 980
 981         /* show preferences */
 982         scr_printf("Your screen width: ");                                     color(BRIGHT_CYAN); scr_printf("%d",   /*user->USscreenwidth*/ screenwidth);          color(DIM_WHITE);
 983         scr_printf(", height: ");                                              color(BRIGHT_CYAN); scr_printf("%d\n", /*user->USscreenheight*/ screenheight);        color(DIM_WHITE);
 984         scr_printf("Are you an experienced Citadel user: ");                   color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");     color(DIM_WHITE);
 985         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);
 986         scr_printf("Prompt after each message: ");                             color(BRIGHT_CYAN); scr_printf("%s\n", (!(user->flags & US_NOPROMPT))? "Yes" : "No"); color(DIM_WHITE);
 987         if ((user->flags & US_NOPROMPT) == 0) {
 988         scr_printf("Use 'disappearing' prompts: ");                        color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_DISAPPEAR)? "Yes" : "No");   color(DIM_WHITE);
 989         }
 990         scr_printf("Pause after each screenful of text: ");                    color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_PAGINATOR)? "Yes" : "No");   color(DIM_WHITE);
 991     if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
 992         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);
 993         }
 994     if (rc_floor_mode == RC_DEFAULT) {
 995         scr_printf("View rooms by floor: ");                               color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_FLOORS)? "Yes" : "No");          color(DIM_WHITE);
 996         }
 997         if (rc_ansi_color == 3) {
 998             scr_printf("Enable color support: ");                              color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_COLOR)? "Yes" : "No");       color(DIM_WHITE);
 999         }
1000         scr_printf("Be unlisted in userlog: ");                                color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_UNLISTED)? "Yes" : "No");    color(DIM_WHITE);
1001         if (!IsEmptyStr(editor_paths[0])) {
1002         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);
1003         }
1004         free(user);
1005 }
1006
1007 /*
1008  * Display system statistics.
1009  */
1010 void system_info(CtdlIPC *ipc)
1011 {
1012         char buf[SIZ];
1013         char *resp = NULL;
1014         size_t bytes;
1015         int mrtg_users, mrtg_active_users;
1016         char mrtg_server_uptime[40];
1017         long mrtg_himessage;
1018         int ret;                        /* IPC response code */
1019
1020         /* get #users, #active & server uptime */
1021         ret = CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
1022         mrtg_users = extract_int(resp, 0);
1023         remove_token(resp, 0, '\n');
1024         mrtg_active_users = extract_int(resp, 0);
1025         remove_token(resp, 0, '\n');
1026         extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
1027     free(resp);
1028         resp = NULL;
1029
1030         /* get high message# */
1031         ret = CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
1032         mrtg_himessage = extract_long(resp, 0);
1033         free(resp);
1034         resp = NULL;
1035
1036         /* refresh server info just in case */
1037         CtdlIPCServerInfo(ipc, buf);
1038
1039         scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
1040         scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float)REV_LEVEL/100);
1041         scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float)REV_LEVEL/100);
1042     scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
1043     scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
1044     scr_printf("Server uptime: %s\n", mrtg_server_uptime);
1045     scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
1046     scr_printf("Copyright (C)1987-2009 by the Citadel development team\n");
1047 }
1048
1049 /*
1050  * forget all rooms on current floor
1051  */
1052 void forget_this_floor(CtdlIPC *ipc)
1053 {
1054         if (curr_floor == 0) {
1055                 scr_printf("Can't forget this floor.\n");
1056                 return;
1057         }
1058         if (floorlist[0][0] == 0) {
1059                 load_floorlist(ipc);
1060         }
1061         scr_printf("Are you sure you want to forget all rooms on %s? ",
1062                &floorlist[(int) curr_floor][0]);
1063         if (yesno() == 0) {
1064                 return;
1065         }
1066
1067         gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
1068 }
1069
1070
1071 /*
1072  * Figure out the physical screen dimensions, if we can
1073  * WARNING:  this is now called from a signal handler!
1074  */
1075 void check_screen_dims(void)
1076 {
1077 #ifdef TIOCGWINSZ
1078         struct {
1079                 unsigned short height;  /* rows */
1080                 unsigned short width;   /* columns */
1081                 unsigned short xpixels;
1082                 unsigned short ypixels;         /* pixels */
1083         } xwinsz;
1084
1085         if (have_xterm) {       /* dynamically size screen if on an xterm */
1086                 if (ioctl(0, TIOCGWINSZ, &xwinsz) == 0) {
1087                         if (xwinsz.height)
1088                                 screenheight = is_curses_enabled() ? (int)xwinsz.height - 1 : (int) xwinsz.height;
1089                         if (xwinsz.width)
1090                                 screenwidth = (int) xwinsz.width;
1091                 }
1092         }
1093 #endif
1094 }
1095
1096
1097 /*
1098  * set floor mode depending on client, server, and user settings
1099  */
1100 void set_floor_mode(CtdlIPC* ipc)
1101 {
1102         if (ipc->ServInfo.ok_floors == 0) {
1103                 floor_mode = 0; /* Don't use floors if the server */
1104         }
1105         /* doesn't support them!          */
1106         else {
1107                 if (rc_floor_mode == RC_NO) {   /* never use floors */
1108                         floor_mode = 0;
1109                 }
1110                 if (rc_floor_mode == RC_YES) {  /* always use floors */
1111                         floor_mode = 1;
1112                 }
1113                 if (rc_floor_mode == RC_DEFAULT) {      /* user choice */
1114                         floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
1115                 }
1116         }
1117 }
1118
1119 /*
1120  * Set or change the user's password
1121  */
1122 int set_password(CtdlIPC *ipc)
1123 {
1124         char pass1[20];
1125         char pass2[20];
1126         char buf[SIZ];
1127
1128         if (!IsEmptyStr(rc_password)) {
1129                 strcpy(pass1, rc_password);
1130                 strcpy(pass2, rc_password);
1131         } else {
1132                 IFNEXPERT formout(ipc, "changepw");
1133                 newprompt("Enter a new password: ", pass1, -19);
1134                 newprompt("Enter it again to confirm: ", pass2, -19);
1135         }
1136         strproc(pass1);
1137         strproc(pass2);
1138         if (!strcasecmp(pass1, pass2)) {
1139                 CtdlIPCChangePassword(ipc, pass1, buf);
1140                 scr_printf("%s\n", buf);
1141                 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1142                 return (0);
1143         } else {
1144                 scr_printf("*** They don't match... try again.\n");
1145                 return (1);
1146         }
1147 }
1148
1149
1150
1151 /*
1152  * get info about the server we've connected to
1153  */
1154 void get_serv_info(CtdlIPC *ipc, char *supplied_hostname)
1155 {
1156         char buf[SIZ];
1157
1158         CtdlIPCServerInfo(ipc, buf);
1159
1160         /* be nice and identify ourself to the server */
1161         CtdlIPCIdentifySoftware(ipc, SERVER_TYPE, 0, REV_LEVEL,
1162                  (ipc->isLocal ? "local" : CITADEL),
1163                  (supplied_hostname) ? supplied_hostname :
1164                  /* Look up the , in the bible if you're confused */
1165                  (locate_host(ipc, buf), buf), buf);
1166
1167         /* Indicate to the server that we prefer to decode Base64 and
1168          * quoted-printable on the client side.
1169          */
1170         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100 ) != 2) {
1171                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1172                 logoff(ipc, 0);
1173         }
1174
1175         /*
1176          * Tell the server what our preferred content formats are.
1177          *
1178          * Originally we preferred HTML over plain text because we can format
1179          * it to the reader's screen width, but since our HTML-to-text parser
1180          * isn't really all that great, it's probably better to just go with
1181          * the plain text when we have it available.
1182          */
1183         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html") / 100 ) != 2) {
1184                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1185                 logoff(ipc, 0);
1186         }
1187 }
1188
1189
1190
1191 /*
1192  * Record compare function for SortOnlineUsers()
1193  */
1194 int idlecmp(const void *rec1, const void *rec2) {
1195         time_t i1, i2;
1196
1197         i1 = extract_long(rec1, 5);
1198         i2 = extract_long(rec2, 5);
1199
1200         if (i1 < i2) return(1);
1201         if (i1 > i2) return(-1);
1202         return(0);
1203 }
1204
1205
1206 /*
1207  * Sort the list of online users by idle time.
1208  * This function frees the supplied buffer, and returns a new one
1209  * to the caller.  The caller is responsible for freeing the returned buffer.
1210  */
1211 char *SortOnlineUsers(char *listing) {
1212         int rows;
1213         char *sortbuf;
1214         char *retbuf;
1215         char buf[SIZ];
1216         int i;
1217
1218         rows = num_tokens(listing, '\n');
1219         sortbuf = malloc(rows * SIZ);
1220         if (sortbuf == NULL) return(listing);
1221         retbuf = malloc(rows * SIZ);
1222         if (retbuf == NULL) {
1223                 free(sortbuf);
1224                 return(listing);
1225         }
1226
1227         /* Copy the list into a fixed-record-size array for sorting */
1228         for (i=0; i<rows; ++i) {
1229                 memset(buf, 0, SIZ);
1230                 extract_token(buf, listing, i, '\n', sizeof buf);
1231                 memcpy(&sortbuf[i*SIZ], buf, (size_t)SIZ);
1232         }
1233
1234         /* Do the sort */
1235         qsort(sortbuf, rows, SIZ, idlecmp);
1236
1237         /* Copy back to a \n delimited list */
1238         strcpy(retbuf, "");
1239         for (i=0; i<rows; ++i) {
1240                 strcat(retbuf, &sortbuf[i*SIZ]);
1241                 if (i<(rows-1)) strcat(retbuf, "\n");
1242         }
1243     free(listing);
1244     free(sortbuf);
1245         return(retbuf);
1246 }
1247
1248
1249
1250 /*
1251  * Display list of users currently logged on to the server
1252  */
1253 void who_is_online(CtdlIPC *ipc, int longlist)
1254 {
1255         char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1256         char flags[SIZ];
1257         char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1258         char clientsoft[SIZ];
1259         time_t timenow = 0;
1260         time_t idletime, idlehours, idlemins, idlesecs;
1261         int last_session = (-1);
1262         int skipidle = 0;
1263         char *listing = NULL;
1264         int r;                          /* IPC response code */
1265
1266         if (longlist == 2) {
1267                 longlist = 0;
1268                 skipidle = 1;
1269         }
1270
1271         if (!longlist) {
1272                 color(BRIGHT_WHITE);
1273                 pprintf("           User Name               Room          ");
1274                 if (screenwidth >= 80) pprintf(" Idle        From host");
1275                 pprintf("\n");
1276                 color(DIM_WHITE);
1277                 pprintf("   ------------------------- --------------------");
1278                 if (screenwidth >= 80) pprintf(" ---- ------------------------");
1279                 pprintf("\n");
1280         }
1281         r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1282         listing = SortOnlineUsers(listing);
1283         if (r / 100 == 1) {
1284                 while (!IsEmptyStr(listing)) {
1285                         int isidle = 0;
1286
1287                         /* Get another line */
1288                         extract_token(buf, listing, 0, '\n', sizeof buf);
1289                         remove_token(listing, 0, '\n');
1290
1291                         extract_token(username, buf, 1, '|', sizeof username);
1292                         extract_token(roomname, buf, 2, '|', sizeof roomname);
1293                         extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1294                         extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1295                         extract_token(flags, buf, 7, '|', sizeof flags);
1296
1297                         idletime = timenow - extract_long(buf, 5);
1298                         idlehours = idletime / 3600;
1299                         idlemins = (idletime - (idlehours * 3600)) / 60;
1300                         idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1301
1302                         if (idletime > rc_idle_threshold) {
1303                                 if (skipidle) {
1304                                         isidle = 1;
1305                                 }
1306                         }
1307
1308                         if (longlist) {
1309                                 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1310                                 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1311                                 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1312
1313                                 pprintf("  Flags: %s\n", flags);
1314                                 pprintf("Session: %d\n", extract_int(buf, 0));
1315                                 pprintf("   Name: %s\n", username);
1316                                 pprintf("In room: %s\n", roomname);
1317                                 pprintf("   Host: %s\n", fromhost);
1318                                 pprintf(" Client: %s\n", clientsoft);
1319                                 pprintf("   Idle: %ld:%02ld:%02ld\n",
1320                                         (long) idlehours,
1321                                         (long) idlemins,
1322                                         (long) idlesecs);
1323
1324                                 if ( (!IsEmptyStr(actual_user)&&
1325                                       !IsEmptyStr(actual_room)&&
1326                                       !IsEmptyStr(actual_host))) {
1327                                         pprintf("(really ");
1328                                         if (!IsEmptyStr(actual_user)) pprintf("<%s> ", actual_user);
1329                                         if (!IsEmptyStr(actual_room)) pprintf("in <%s> ", actual_room);
1330                                         if (!IsEmptyStr(actual_host)) pprintf("from <%s> ", actual_host);
1331                                         pprintf(")\n");
1332                                 }
1333                                 pprintf("\n");
1334
1335                         } else {
1336                                 if (isidle == 0) {
1337                                         if (extract_int(buf, 0) == last_session) {
1338                                                 pprintf("        ");
1339                                         }
1340                                         else {
1341                                                 color(BRIGHT_MAGENTA);
1342                                                 pprintf("%-3s", flags);
1343                                         }
1344                                         last_session = extract_int(buf, 0);
1345                                         color(BRIGHT_CYAN);
1346                                         pprintf("%-25s ", username);
1347                                         color(BRIGHT_MAGENTA);
1348                                         roomname[20] = 0;
1349                                         pprintf("%-20s", roomname);
1350
1351                                         if (screenwidth >= 80) {
1352                                                 pprintf(" ");
1353                                                 if (idletime > rc_idle_threshold) {
1354                                                         /* over 1000d, must be gone fishing */
1355                                                         if (idlehours > 23999) {
1356                                                                 pprintf("fish");
1357                                                         /* over 10 days */
1358                                                         } else if (idlehours > 239) {
1359                                                                 pprintf("%3ldd", idlehours / 24);
1360                                                         /* over 10 hours */
1361                                                         } else if (idlehours > 9) {
1362                                                                 pprintf("%1ldd%02ld",
1363                                                                         idlehours / 24,
1364                                                                         idlehours % 24);
1365                                                         /* less than 10 hours */
1366                                                         }
1367                                                         else {
1368                                                                 pprintf("%1ld:%02ld", idlehours, idlemins);
1369                                                         }
1370                                                 }
1371                                                 else {
1372                                                         pprintf("    ");
1373                                                 }
1374                                                 pprintf(" ");
1375                                                 color(BRIGHT_CYAN);
1376                                                 fromhost[24] = '\0';
1377                                                 pprintf("%-24s", fromhost);
1378                                         }
1379                                         pprintf("\n");
1380                                         color(DIM_WHITE);
1381                                 }
1382                         }
1383                 }
1384         }
1385         free(listing);
1386 }
1387
1388 void enternew(CtdlIPC *ipc, char *desc, char *buf, int maxlen)
1389 {
1390         char bbb[128];
1391         snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1392         newprompt(bbb, buf, maxlen);
1393 }
1394
1395
1396
1397 int shift(int argc, char **argv, int start, int count) {
1398         int i;
1399
1400         for (i=start; i<(argc-count); ++i) {
1401                 argv[i] = argv[i+count];
1402         }
1403         argc = argc - count;
1404         return argc;
1405 }
1406
1407 static void statusHook(char *s) {
1408         sln_printf(s);
1409         sln_flush();
1410 }
1411
1412 /*
1413  * main
1414  */
1415 int main(int argc, char **argv)
1416 {
1417         int a, b, mcmd;
1418         char aaa[100], bbb[100];/* general purpose variables */
1419         char argbuf[64];        /* command line buf */
1420         char nonce[NONCE_SIZE];
1421         char *telnet_client_host = NULL;
1422         char *sptr, *sptr2;     /* USed to extract the nonce */
1423         char hexstring[MD5_HEXSTRING_SIZE];
1424         int stored_password = 0;
1425         char password[SIZ];
1426         struct ctdlipcmisc chek;
1427         struct ctdluser *myself = NULL;
1428         CtdlIPC* ipc;                   /* Our server connection */
1429         int r;                          /* IPC result code */
1430         int rv = 0;                     /* fetch but ignore syscall return value to suppress warnings */
1431
1432         int relh=0;
1433         int home=0;
1434         char relhome[PATH_MAX]="";
1435         char ctdldir[PATH_MAX]=CTDLDIR;
1436     int lp;
1437 #ifdef HAVE_BACKTRACE
1438         eCrashParameters params;
1439 //      eCrashSymbolTable symbol_table;
1440 #endif
1441         calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1442
1443 #ifdef HAVE_BACKTRACE
1444         bzero(&params, sizeof(params));
1445         params.filename = file_pid_paniclog;
1446 //      panic_fd=open(file_pid_paniclog, O_APPEND|O_CREAT|O_DIRECT);
1447         params.filep = fopen(file_pid_paniclog, "a+");
1448         params.debugLevel = ECRASH_DEBUG_VERBOSE;
1449         params.dumpAllThreads = TRUE;
1450         params.useBacktraceSymbols = 1;
1451 ///     BuildSymbolTable(&symbol_table);
1452 //      params.symbolTable = &symbol_table;
1453         params.signals[0]=SIGSEGV;
1454         params.signals[1]=SIGILL;
1455         params.signals[2]=SIGBUS;
1456         params.signals[3]=SIGABRT;
1457
1458         eCrash_Init(&params);
1459 #endif
1460         setIPCDeathHook(screen_delete);
1461         setIPCErrorPrintf(err_printf);
1462         setCryptoStatusHook(statusHook);
1463
1464         /* Permissions sanity check - don't run citadel setuid/setgid */
1465         if (getuid() != geteuid()) {
1466                 err_printf("Please do not run citadel setuid!\n");
1467                 logoff(NULL, 3);
1468         } else if (getgid() != getegid()) {
1469                 err_printf("Please do not run citadel setgid!\n");
1470                 logoff(NULL, 3);
1471         }
1472
1473         stty_ctdl(SB_SAVE);     /* Store the old terminal parameters */
1474         load_command_set();     /* parse the citadel.rc file */
1475         stty_ctdl(SB_NO_INTR);  /* Install the new ones */
1476         /* signal(SIGHUP, dropcarr);FIXME */    /* Cleanup gracefully if carrier is dropped */
1477         signal(SIGPIPE, dropcarr);      /* Cleanup gracefully if local conn. dropped */
1478         signal(SIGTERM, dropcarr);      /* Cleanup gracefully if terminated */
1479         signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1480 #ifdef SIGWINCH
1481         signal(SIGWINCH, scr_winch);    /* Window resize signal */
1482 #endif
1483
1484 #ifdef HAVE_OPENSSL
1485         arg_encrypt = RC_DEFAULT;
1486 #endif
1487 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1488         arg_screen = RC_DEFAULT;
1489 #endif
1490
1491         /*
1492          * Handle command line options as if we were called like /bin/login
1493          * (i.e. from in.telnetd)
1494          */
1495         for (a=0; a<argc; ++a) {
1496                 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
1497                         telnet_client_host = argv[a+1];
1498                         argc = shift(argc, argv, a, 2);
1499                 }
1500                 if (!strcmp(argv[a], "-x")) {
1501 #ifdef HAVE_OPENSSL
1502                         arg_encrypt = RC_NO;
1503 #endif
1504                         argc = shift(argc, argv, a, 1);
1505                 }
1506                 if (!strcmp(argv[a], "-X")) {
1507 #ifdef HAVE_OPENSSL
1508                         arg_encrypt = RC_YES;
1509                         argc = shift(argc, argv, a, 1);
1510 #else
1511                         fprintf(stderr, "Not compiled with encryption support");
1512                         return 1;
1513 #endif
1514                 }
1515                 if (!strcmp(argv[a], "-s")) {
1516 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1517                         arg_screen = RC_NO;
1518 #endif
1519                         argc = shift(argc, argv, a, 1);
1520                 }
1521                 if (!strcmp(argv[a], "-S")) {
1522 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1523                         arg_screen = RC_YES;
1524 #endif
1525                         argc = shift(argc, argv, a, 1);
1526                 }
1527                 if (!strcmp(argv[a], "-p")) {
1528                         struct stat st;
1529
1530                         if (chdir(CTDLDIR) < 0) {
1531                                 perror("can't change to " CTDLDIR);
1532                                 logoff(NULL, 3);
1533                         }
1534
1535                         /*
1536                          * Drop privileges if necessary. We stat
1537                          * citadel.config to get the uid/gid since it's
1538                          * guaranteed to have the uid/gid we want.
1539                          */
1540                         if (!getuid() || !getgid()) {
1541                                 if (stat(file_citadel_config, &st) < 0) {
1542                                         perror("couldn't stat citadel.config");
1543                                         logoff(NULL, 3);
1544                                 }
1545                                 if (!getgid() && (setgid(st.st_gid) < 0)) {
1546                                         perror("couldn't change gid");
1547                                         logoff(NULL, 3);
1548                                 }
1549                                 if (!getuid() && (setuid(st.st_uid) < 0)) {
1550                                         perror("couldn't change uid");
1551                                         logoff(NULL, 3);
1552                                 }
1553                                 /*
1554                                   scr_printf("Privileges changed to uid %d gid %d\n",
1555                                   getuid(), getgid());
1556                                 */
1557                         }
1558                         argc = shift(argc, argv, a, 1);
1559                 }
1560         }
1561
1562
1563         screen_new();
1564
1565 #ifdef __CYGWIN__
1566         newprompt("Connect to (return for local server): ", hostbuf, 64);
1567 #endif
1568
1569         sln_printf("Attaching to server...\n");
1570         ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1571         if (!ipc) {
1572                 screen_delete();
1573                 error_printf("Can't connect: %s\n", strerror(errno));
1574                 logoff(NULL, 3);
1575         }
1576
1577         if (!(ipc->isLocal)) {
1578                 sln_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1579         }
1580
1581 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1582         CtdlIPC_SetNetworkStatusCallback(ipc, wait_indicator);
1583 #endif
1584         ipc_for_signal_handlers = ipc;  /* KLUDGE cover your eyes */
1585
1586         CtdlIPC_chat_recv(ipc, aaa);
1587         if (aaa[0] != '2') {
1588                 scr_printf("%s\n", &aaa[4]);
1589                 logoff(ipc, atoi(aaa));
1590         }
1591
1592         /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
1593          * is zeroized.
1594          */
1595
1596         if ((sptr = strchr(aaa, '<')) == NULL)
1597                 {
1598                         nonce[0] = '\0';
1599                 }
1600         else
1601                 {
1602                         if ((sptr2 = strchr(sptr, '>')) == NULL)
1603                                 {
1604                                         nonce[0] = '\0';
1605                                 }
1606                         else
1607                                 {
1608                                         sptr2++;
1609                                         *sptr2 = '\0';
1610                                         strncpy(nonce, sptr, (size_t)NONCE_SIZE);
1611                                 }
1612                 }
1613
1614 #ifdef HAVE_OPENSSL
1615         /* Evaluate encryption preferences */
1616         if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1617                 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1618                         secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1619                         if (!secure)
1620                                 error_printf("Can't encrypt: %s\n", aaa);
1621                 }
1622         }
1623 #endif
1624
1625         get_serv_info(ipc, telnet_client_host);
1626         scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode,
1627                    ipc->ServInfo.site_location);
1628         scr_flush();
1629
1630         status_line(ipc->ServInfo.humannode, ipc->ServInfo.site_location, NULL,
1631                     secure, -1);
1632
1633         screenwidth = 80;       /* default screen dimensions */
1634         screenheight = 24;
1635
1636         scr_printf(" pause    next    stop\n");
1637         scr_printf(" ctrl-s  ctrl-o  ctrl-c\n\n");
1638         formout(ipc, "hello");  /* print the opening greeting */
1639         scr_printf("\n");
1640
1641  GSTA:  /* See if we have a username and password on disk */
1642         if (rc_remember_passwords) {
1643                 get_stored_password(hostbuf, portbuf, fullname, password);
1644                 if (!IsEmptyStr(fullname)) {
1645                         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1646                         if (r / 100 == 3) {
1647                                 if (*nonce) {
1648                                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1649                                 } else {
1650                                         r = CtdlIPCTryPassword(ipc, password, aaa);
1651                                 }
1652                         }
1653
1654                         if (r / 100 == 2) {
1655                                 load_user_info(aaa);
1656                                 stored_password = 1;
1657                                 goto PWOK;
1658                         } else {
1659                                 set_stored_password(hostbuf, portbuf, "", "");
1660                         }
1661                 }
1662         }
1663
1664         termn8 = 0;
1665         newnow = 0;
1666         do {
1667                 if (!IsEmptyStr(rc_username)) {
1668                         strcpy(fullname, rc_username);
1669                 } else {
1670                         newprompt("Enter your name: ", fullname, 29);
1671                 }
1672                 strproc(fullname);
1673                 if (!strcasecmp(fullname, "new")) {     /* just in case */
1674                         scr_printf("Please enter the name you wish to log in with.\n");
1675                 }
1676         } while (
1677                  (!strcasecmp(fullname, "bbs"))
1678                  || (!strcasecmp(fullname, "new"))
1679                  || (IsEmptyStr(fullname)));
1680
1681         if (!strcasecmp(fullname, "off")) {
1682                 mcmd = 29;
1683                 goto TERMN8;
1684         }
1685
1686         /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1687         if ( (ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest")) ) {
1688                 goto PWOK;
1689         }
1690
1691         /* sign on to the server */
1692         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1693         if (r / 100 != 3)
1694                 goto NEWUSR;
1695
1696         /* password authentication */
1697         if (!IsEmptyStr(rc_password)) {
1698                 strcpy(password, rc_password);
1699         } else {
1700                 newprompt("\rPlease enter your password: ", password, -19);
1701         }
1702
1703         if (*nonce) {
1704                 r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1705                 if (r / 100 != 2) {
1706                         strproc(password);
1707                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1708                 }
1709         } else {
1710                 r = CtdlIPCTryPassword(ipc, password, aaa);
1711                 if (r / 100 != 2) {
1712                         strproc(password);
1713                         r = CtdlIPCTryPassword(ipc, password, aaa);
1714                 }
1715         }
1716
1717         if (r / 100 == 2) {
1718                 load_user_info(aaa);
1719                 offer_to_remember_password(ipc, hostbuf, portbuf,
1720                                            fullname, password);
1721                 goto PWOK;
1722         }
1723         scr_printf("<< wrong password >>\n");
1724         if (!IsEmptyStr(rc_password))
1725                 logoff(ipc, 2);
1726         goto GSTA;
1727
1728 NEWUSR: if (IsEmptyStr(rc_password)) {
1729                 scr_printf("'%s' not found.\n", fullname);
1730                 scr_printf("Type 'off' if you would like to exit.\n");
1731                 if (ipc->ServInfo.newuser_disabled == 1) {
1732                         goto GSTA;
1733                 }
1734                 scr_printf("Do you want to create a new user account called '%s'? ",
1735                         fullname);
1736                 if (yesno() == 0) {
1737                         goto GSTA;
1738                 }
1739         }
1740
1741         r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1742         if (r / 100 != 2) {
1743                 scr_printf("%s\n", aaa);
1744                 goto GSTA;
1745         }
1746         load_user_info(aaa);
1747
1748         while (set_password(ipc) != 0);
1749         newnow = 1;
1750
1751         enter_config(ipc, 1);
1752
1753  PWOK:
1754         /* Switch color support on or off if we're in user mode */
1755         if (rc_ansi_color == 3) {
1756                 if (userflags & US_COLOR)
1757                         enable_color = 1;
1758                 else
1759                         enable_color = 0;
1760         }
1761
1762         color(BRIGHT_WHITE);
1763         scr_printf("\n%s\nAccess level: %d (%s)\n"
1764                    "User #%ld / Login #%d",
1765                    fullname, axlevel, axdefs[(int) axlevel],
1766                    usernum, timescalled);
1767         if (lastcall > 0L) {
1768                 scr_printf(" / Last login: %s",
1769                            asctime(localtime(&lastcall)));
1770         }
1771         scr_printf("\n");
1772
1773         r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1774         if (r / 100 == 2) {
1775                 b = chek.newmail;
1776                 if (b > 0) {
1777                         color(BRIGHT_RED);
1778                         if (b == 1)
1779                                 scr_printf("*** You have a new private message in Mail>\n");
1780                         if (b > 1)
1781                                 scr_printf("*** You have %d new private messages in Mail>\n", b);
1782                         color(DIM_WHITE);
1783                         if (!IsEmptyStr(rc_gotmail_cmd)) {
1784                                 rv = system(rc_gotmail_cmd);
1785                         }
1786                 }
1787                 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1788                         scr_printf("*** Users need validation\n");
1789                 }
1790                 if (chek.needregis > 0) {
1791                         scr_printf("*** Please register.\n");
1792                         formout(ipc, "register");
1793                         entregis(ipc);
1794                 }
1795         }
1796         /* Make up some temporary filenames for use in various parts of the
1797          * program.  Don't mess with these once they've been set, because we
1798          * will be unlinking them later on in the program and we don't
1799          * want to delete something that we didn't create. */
1800         CtdlMakeTempFileName(temp, sizeof temp);
1801         CtdlMakeTempFileName(temp2, sizeof temp2);
1802         CtdlMakeTempFileName(tempdir, sizeof tempdir);
1803
1804         /* Get screen dimensions.  First we go to a default of 80x24.  Then
1805          * we try to get the user's actual screen dimensions off the server.
1806          * However, if we're running on an xterm, all this stuff is
1807          * irrelevant because we're going to dynamically size the screen
1808          * during the session.
1809          */
1810         screenwidth = 80;
1811         screenheight = 24;
1812         r = CtdlIPCGetConfig(ipc, &myself, aaa);
1813         if (r == 2) {
1814                 screenwidth = myself->USscreenwidth;
1815                 screenheight = myself->USscreenheight;
1816         }
1817         if (getenv("TERM") != NULL)
1818                 if (!strcmp(getenv("TERM"), "xterm")) {
1819                         have_xterm = 1;
1820                 }
1821 #ifdef TIOCGWINSZ
1822         check_screen_dims();
1823 #endif
1824
1825         set_floor_mode(ipc);
1826
1827         /* Enter the lobby */
1828         dotgoto(ipc, "_BASEROOM_", 1, 0);
1829
1830         /* Main loop for the system... user is logged in. */
1831     free(uglist[0]);
1832         uglistsize = 0;
1833
1834         if (newnow == 1)
1835                 readmsgs(ipc, LastMessages, ReadForward, 5);
1836         else
1837                 readmsgs(ipc, NewMessages, ReadForward, 0);
1838
1839         /* MAIN COMMAND LOOP */
1840         do {
1841                 mcmd = getcmd(ipc, argbuf);     /* Get keyboard command */
1842
1843 #ifdef TIOCGWINSZ
1844                 check_screen_dims();            /* if xterm, get screen size */
1845 #endif
1846
1847                 if (termn8 == 0)
1848                         switch (mcmd) {
1849                         case 1:
1850                                 formout(ipc, "help");
1851                                 break;
1852                         case 4:
1853                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1854                                 break;
1855                         case 36:
1856                                 entmsg(ipc, 0, 1, 0);
1857                                 break;
1858                         case 46:
1859                                 entmsg(ipc, 0, 2, 0);
1860                                 break;
1861                         case 78:
1862                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1863                                 break;
1864                         case 5:                         /* <G>oto */
1865                                 updatels(ipc);
1866                                 gotonext(ipc);
1867                                 break;
1868                         case 47:                        /* <A>bandon */
1869                                 if (!rc_alt_semantics) {
1870                                         updatelsa(ipc);
1871                                 }
1872                                 gotonext(ipc);
1873                                 break;
1874                         case 90:                        /* <.A>bandon */
1875                                 if (!rc_alt_semantics)
1876                                         updatelsa(ipc);
1877                                 dotgoto(ipc, argbuf, 0, 0);
1878                                 break;
1879                         case 58:                        /* <M>ail */
1880                                 updatelsa(ipc);
1881                                 dotgoto(ipc, "_MAIL_", 1, 0);
1882                                 break;
1883                         case 20:
1884                                 if (!IsEmptyStr(argbuf)) {
1885                                         updatels(ipc);
1886                                         dotgoto(ipc, argbuf, 0, 0);
1887                                 }
1888                                 break;
1889                         case 52:
1890                                 if (!IsEmptyStr(argbuf)) {
1891                                         if (rc_alt_semantics) {
1892                                                 updatelsa(ipc);
1893                                         }
1894                                         dotgoto(ipc, argbuf, 0, 0);
1895                                 }
1896                                 break;
1897                         case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1898                                 dotungoto(ipc, argbuf);
1899                                 break;
1900                         case 10:
1901                                 readmsgs(ipc, AllMessages, ReadForward, 0);
1902                                 break;
1903                         case 9:
1904                                 readmsgs(ipc, LastMessages, ReadForward, 5);
1905                                 break;
1906                         case 13:
1907                                 readmsgs(ipc, NewMessages, ReadForward, 0);
1908                                 break;
1909                         case 11:
1910                                 readmsgs(ipc, AllMessages, ReadReverse, 0);
1911                                 break;
1912                         case 12:
1913                                 readmsgs(ipc, OldMessages, ReadReverse, 0);
1914                                 break;
1915                         case 71:
1916                                 readmsgs(ipc, LastMessages, ReadForward,
1917                                                 atoi(argbuf));
1918                                 break;
1919                         case 7:
1920                                 forget(ipc);
1921                                 break;
1922                         case 18:
1923                                 subshell();
1924                                 break;
1925                         case 38:
1926                                 updatels(ipc);
1927                                 entroom(ipc);
1928                                 break;
1929                         case 22:
1930                                 killroom(ipc);
1931                                 break;
1932                         case 32:
1933                                 userlist(ipc, argbuf);
1934                                 break;
1935                         case 27:
1936                                 invite(ipc);
1937                                 break;
1938                         case 28:
1939                                 kickout(ipc);
1940                                 break;
1941                         case 23:
1942                                 editthisroom(ipc);
1943                                 break;
1944                         case 14:
1945                                 roomdir(ipc);
1946                                 break;
1947                         case 33:
1948                                 download(ipc, 0);
1949                                 break;
1950                         case 34:
1951                                 download(ipc, 1);
1952                                 break;
1953                         case 31:
1954                                 download(ipc, 2);
1955                                 break;
1956                         case 43:
1957                                 download(ipc, 3);
1958                                 break;
1959                         case 45:
1960                                 download(ipc, 4);
1961                                 break;
1962                         case 55:
1963                                 download(ipc, 5);
1964                                 break;
1965                         case 39:
1966                                 upload(ipc, 0);
1967                                 break;
1968                         case 40:
1969                                 upload(ipc, 1);
1970                                 break;
1971                         case 42:
1972                                 upload(ipc, 2);
1973                                 break;
1974                         case 44:
1975                                 upload(ipc, 3);
1976                                 break;
1977                         case 57:
1978                                 cli_upload(ipc);
1979                                 break;
1980                         case 16:
1981                                 ungoto(ipc);
1982                                 break;
1983                         case 24:
1984                                 whoknows(ipc);
1985                                 break;
1986                         case 26:
1987                                 validate(ipc);
1988                                 break;
1989                         case 29:
1990                         case 30:
1991                                 if (!rc_alt_semantics) {
1992                                         updatels(ipc);
1993                                 }
1994                                 termn8 = 1;
1995                                 break;
1996                         case 48:
1997                                 enterinfo(ipc);
1998                                 break;
1999                         case 49:
2000                                 readinfo(ipc);
2001                                 break;
2002                         case 72:
2003                                 cli_image_upload(ipc, "_userpic_");
2004                                 break;
2005                         case 73:
2006                                 cli_image_upload(ipc, "_roompic_");
2007                                 break;
2008
2009                         case 74:
2010                                 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
2011                                 cli_image_upload(ipc, aaa);
2012                                 break;
2013
2014                         case 75:
2015                                 enternew(ipc, "roomname", aaa, 20);
2016                                 r = CtdlIPCChangeRoomname(ipc, aaa, bbb);
2017                                 if (r / 100 != 2)
2018                                         scr_printf("\n%s\n", bbb);
2019                                 break;
2020                         case 76:
2021                                 enternew(ipc, "hostname", aaa, 25);
2022                                 r = CtdlIPCChangeHostname(ipc, aaa, bbb);
2023                                 if (r / 100 != 2)
2024                                         scr_printf("\n%s\n", bbb);
2025                                 break;
2026                         case 77:
2027                                 enternew(ipc, "username", aaa, 32);
2028                                 r = CtdlIPCChangeUsername(ipc, aaa, bbb);
2029                                 if (r / 100 != 2)
2030                                         scr_printf("\n%s\n", bbb);
2031                                 break;
2032
2033                         case 35:
2034                                 set_password(ipc);
2035                                 break;
2036
2037                         case 21:
2038                                 if (argbuf[0] == 0)
2039                                         strcpy(aaa, "?");
2040                                 display_help(ipc, argbuf);
2041                                 break;
2042
2043                         case 41:
2044                                 formout(ipc, "register");
2045                                 entregis(ipc);
2046                                 break;
2047
2048                         case 15:
2049                                 scr_printf("Are you sure (y/n)? ");
2050                                 if (yesno() == 1) {
2051                                         if (!rc_alt_semantics)
2052                                                 updatels(ipc);
2053                                         a = 0;
2054                                         termn8 = 1;
2055                                 }
2056                                 break;
2057
2058                         case 85:
2059                                 scr_printf("All users will be disconnected!  "
2060                                            "Really terminate the server? ");
2061                                 if (yesno() == 1) {
2062                                         if (!rc_alt_semantics)
2063                                                 updatels(ipc);
2064                                         r = CtdlIPCTerminateServerNow(ipc, aaa);
2065                                         scr_printf("%s\n", aaa);
2066                                         if (r / 100 == 2) {
2067                                                 a = 0;
2068                                                 termn8 = 1;
2069                                         }
2070                                 }
2071                                 break;
2072
2073                         case 86:
2074                                 scr_printf("Do you really want to schedule a "
2075                                            "server shutdown? ");
2076                                 if (yesno() == 1) {
2077                                         r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
2078                                         if (r / 100 == 2) {
2079                                                 if (atoi(aaa)) {
2080                                                         scr_printf(
2081                                                                    "The Citadel server will terminate when all users are logged off.\n"
2082                                                                    );
2083                                                 } else {
2084                                                         scr_printf(
2085                                                                    "The Citadel server will not terminate.\n"
2086                                                                    );
2087                                                 }
2088                                         }
2089                                 }
2090                                 break;
2091
2092                         case 87:
2093                                 network_config_management(ipc, "listrecp",
2094                                                           "Message-by-message mailing list recipients");
2095                                 break;
2096
2097                         case 94:
2098                                 network_config_management(ipc, "digestrecp",
2099                                                           "Digest mailing list recipients");
2100                                 break;
2101
2102                         case 89:
2103                                 network_config_management(ipc, "ignet_push_share",
2104                                                           "Nodes with which we share this room");
2105                                 break;
2106
2107                         case 88:
2108                                 do_ignet_configuration(ipc);
2109                                 break;
2110
2111                         case 92:
2112                                 do_filterlist_configuration(ipc);
2113                                 break;
2114
2115                         case 6:
2116                                 if (rc_alt_semantics) {
2117                                         updatelsa(ipc);
2118                                 }
2119                                 gotonext(ipc);
2120                                 break;
2121
2122                         case 3:
2123                                 chatmode(ipc);
2124                                 break;
2125
2126                         case 17:
2127                                 who_is_online(ipc, 0);
2128                                 break;
2129
2130                         case 79:
2131                                 who_is_online(ipc, 1);
2132                                 break;
2133
2134                         case 91:
2135                                 who_is_online(ipc, 2);
2136                                 break;
2137
2138                         case 80:
2139                                 do_system_configuration(ipc);
2140                                 break;
2141
2142                         case 82:
2143                                 do_internet_configuration(ipc);
2144                                 break;
2145
2146                         case 83:
2147                                 check_message_base(ipc);
2148                                 break;
2149
2150                         case 84:
2151                                 quiet_mode(ipc);
2152                                 break;
2153
2154                         case 93:
2155                                 stealth_mode(ipc);
2156                                 break;
2157
2158                         case 50:
2159                                 enter_config(ipc, 2);
2160                                 break;
2161
2162                         case 37:
2163                                 enter_config(ipc, 0);
2164                                 set_floor_mode(ipc);
2165                                 break;
2166
2167                         case 59:
2168                                 enter_config(ipc, 3);
2169                                 set_floor_mode(ipc);
2170                                 break;
2171
2172                         case 60:
2173                                 gotofloor(ipc, argbuf, GF_GOTO);
2174                                 break;
2175
2176                         case 61:
2177                                 gotofloor(ipc, argbuf, GF_SKIP);
2178                                 break;
2179
2180                         case 62:
2181                                 forget_this_floor(ipc);
2182                                 break;
2183
2184                         case 63:
2185                                 create_floor(ipc);
2186                                 break;
2187
2188                         case 64:
2189                                 edit_floor(ipc);
2190                                 break;
2191
2192                         case 65:
2193                                 kill_floor(ipc);
2194                                 break;
2195
2196                         case 66:
2197                                 enter_bio(ipc);
2198                                 break;
2199
2200                         case 67:
2201                                 read_bio(ipc);
2202                                 break;
2203
2204                         case 25:
2205                                 edituser(ipc, 25);
2206                                 break;
2207
2208                         case 96:
2209                                 edituser(ipc, 96);
2210                                 break;
2211
2212                         case 8:
2213                                 knrooms(ipc, floor_mode);
2214                                 scr_printf("\n");
2215                                 break;
2216
2217                         case 68:
2218                                 knrooms(ipc, 2);
2219                                 scr_printf("\n");
2220                                 break;
2221
2222                         case 69:
2223                                 misc_server_cmd(ipc, argbuf);
2224                                 break;
2225
2226                         case 70:
2227                                 edit_system_message(ipc, argbuf);
2228                                 break;
2229
2230                         case 19:
2231                                 listzrooms(ipc);
2232                                 scr_printf("\n");
2233                                 break;
2234
2235                         case 51:
2236                                 deletefile(ipc);
2237                                 break;
2238
2239                         case 54:
2240                                 movefile(ipc);
2241                                 break;
2242
2243                         case 56:
2244                                 page_user(ipc);
2245                                 break;
2246
2247             case 110:           /* <+> Next room */
2248                                  gotoroomstep(ipc, 1, 0);
2249                              break;
2250
2251             case 111:           /* <-> Previous room */
2252                  gotoroomstep(ipc, 0, 0);
2253                              break;
2254
2255                         case 112:           /* <>> Next floor */
2256                  gotofloorstep(ipc, 1, GF_GOTO);
2257                              break;
2258
2259                         case 113:           /* <<> Previous floor */
2260                  gotofloorstep(ipc, 0, GF_GOTO);
2261                                  break;
2262
2263             case 116:           /* <.> skip to <+> Next room */
2264                  gotoroomstep(ipc, 1, 1);
2265                              break;
2266
2267             case 117:           /* <.> skip to <-> Previous room */
2268                  gotoroomstep(ipc, 0, 1);
2269                              break;
2270
2271                         case 118:           /* <.> skip to <>> Next floor */
2272                  gotofloorstep(ipc, 1, GF_SKIP);
2273                              break;
2274
2275                         case 119:           /* <.> skip to <<> Previous floor */
2276                  gotofloorstep(ipc, 0, GF_SKIP);
2277                                  break;
2278
2279                         case 114:
2280                  read_config(ipc);
2281                                  break;
2282
2283                         case 115:
2284                  system_info(ipc);
2285                                  break;
2286
2287                         case 120:           /* .KAnonymous */
2288                          dotknown(ipc, 0, NULL);
2289                                  break;
2290
2291                         case 121:           /* .KDirectory */
2292                          dotknown(ipc, 1, NULL);
2293                                  break;
2294
2295                         case 122:           /* .KMatch */
2296                          dotknown(ipc, 2, argbuf);
2297                                  break;
2298
2299                         case 123:           /* .KpreferredOnly */
2300                          dotknown(ipc, 3, NULL);
2301                                  break;
2302
2303                         case 124:           /* .KPrivate */
2304                          dotknown(ipc, 4, NULL);
2305                                  break;
2306
2307                         case 125:           /* .KRead only */
2308                          dotknown(ipc, 5, NULL);
2309                                  break;
2310
2311                         case 126:           /* .KShared */
2312                          dotknown(ipc, 6, NULL);
2313                                  break;
2314
2315                         case 127:           /* Configure POP3 aggregation */
2316                                 do_pop3client_configuration(ipc);
2317                                 break;
2318
2319                         case 128:           /* Configure XML/RSS feed retrieval */
2320                                 do_rssclient_configuration(ipc);
2321                                 break;
2322
2323                         default: /* allow some math on the command */
2324                                 /* commands 100... to 100+MAX_EDITORS-1 will
2325                                    call the appropriate editor... in other
2326                                    words, command numbers 100+ will match
2327                                    the citadel.rc keys editor0, editor1, etc.*/
2328                                 if (mcmd >= 100 && mcmd < (100+MAX_EDITORS))
2329                                 {
2330                                         /* entmsg mode >=2 select editor */
2331                                         entmsg(ipc, 0, mcmd - 100 + 2, 0);
2332                                         break;
2333                                 }
2334                         }       /* end switch */
2335         } while (termn8 == 0);
2336
2337 TERMN8: scr_printf("%s logged out.", fullname);
2338         termn8 = 0;
2339         color(ORIGINAL_PAIR);
2340         scr_printf("\n");
2341         while (marchptr != NULL) {
2342                 remove_march(marchptr->march_name, 0);
2343         }
2344         if (mcmd == 30) {
2345                 sln_printf("\n\nType 'off' to disconnect, or next user...\n");
2346         }
2347         CtdlIPCLogout(ipc);
2348         if ((mcmd == 29) || (mcmd == 15)) {
2349                 screen_delete();
2350                 stty_ctdl(SB_RESTORE);
2351                 formout(ipc, "goodbye");
2352                 logoff(ipc, 0);
2353         }
2354         /* Free the ungoto list */
2355         for (lp = 0; lp < uglistsize; lp++) {
2356                 free(uglist[lp]);
2357         }
2358     uglistsize = 0;
2359         goto GSTA;
2360
2361 }       /* end main() */
2362