client-move: edits to finish this.
[citadel] / textclient / src / citadel.c
1 /*
2  * Main source module for the client program.
3  *
4  * Copyright (c) 1987-2012 by the citadel.org team
5  *
6  *  This program is open source software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License version 3.
8  *
9  *  This program is distributed in the hope that it will be useful,
10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  *  GNU General Public License for more details.
13  */
14
15 #include "sysdep.h"
16 #include <stdlib.h>
17 #include <unistd.h>
18 #include <fcntl.h>
19 #include <stdio.h>
20 #include <ctype.h>
21 #include <string.h>
22
23 #if TIME_WITH_SYS_TIME
24 # include <sys/time.h>
25 # include <time.h>
26 #else
27 # if HAVE_SYS_TIME_H
28 #  include <sys/time.h>
29 # else
30 #  include <time.h>
31 # endif
32 #endif
33
34 #include <limits.h>
35 #include <sys/types.h>
36 #include <sys/wait.h>
37 #include <sys/stat.h>
38 #include <sys/ioctl.h>
39 #include <signal.h>
40 #include <pwd.h>
41 #include <stdarg.h>
42 #include <errno.h>
43 #include <libcitadel.h>
44 ///#include "citadel.h"
45 #include "citadel_ipc.h"
46 //#include "axdefs.h"
47 #include "routines.h"
48 #include "routines2.h"
49 #include "tuiconfig.h"
50 #include "rooms.h"
51 #include "messages.h"
52 #include "commands.h"
53 #include "client_chat.h"
54 #include "client_passwords.h"
55 #include "citadel_decls.h"
56 #include "sysdep.h"
57 #ifndef HAVE_SNPRINTF
58 #include "snprintf.h"
59 #endif
60 #include "screen.h"
61 ///#include "citadel_dirs.h"
62
63 #include "ecrash.h"
64 #include "md5.h"
65
66 #define IFEXPERT if (userflags&US_EXPERT)
67 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
68 #define IFAIDE if (axlevel>=AxAideU)
69 #define IFNAIDE if (axlevel<AxAideU)
70
71 int rordercmp(struct ctdlroomlisting *r1, struct ctdlroomlisting *r2);
72 march *marchptr = NULL;
73 extern char *moreprompt;
74
75 /* globals associated with the client program */
76 char temp[PATH_MAX];            /* Name of general-purpose temp file */
77 char temp2[PATH_MAX];           /* Name of general-purpose temp file */
78 char tempdir[PATH_MAX];         /* Name of general-purpose temp directory */
79 char printcmd[SIZ];             /* print command */
80 int editor_pid = (-1);
81 char fullname[USERNAME_SIZE];
82 unsigned room_flags;
83 unsigned room_flags2;
84 int entmsg_ok = 0;
85 char room_name[ROOMNAMELEN];
86 char *uglist[UGLISTLEN]; /* size of the ungoto list */
87 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
88 int uglistsize = 0;
89 char is_mail = 0;               /* nonzero when we're in a mail room */
90 char axlevel = AxDeleted;               /* access level */
91 char is_room_aide = 0;          /* boolean flag, 1 if room aide */
92 int timescalled;
93 int posted;
94 unsigned userflags;
95 long usernum = 0L;              /* user number */
96 time_t lastcall = 0L;           /* Date/time of previous login */
97 char newnow;
98 long highest_msg_read;          /* used for <A>bandon room cmd */
99 long maxmsgnum;                 /* used for <G>oto */
100 char sigcaught = 0;
101 char rc_username[USERNAME_SIZE];
102 char rc_password[32];
103 char hostbuf[SIZ];
104 char portbuf[SIZ];
105 char rc_floor_mode;
106 char floor_mode;
107 char curr_floor = 0;            /* number of current floor */
108 char floorlist[128][SIZ];       /* names of floors */
109 int termn8 = 0;                 /* Set to nonzero to cause a logoff */
110 int secure;                     /* Set to nonzero when wire is encrypted */
111
112 extern char instant_msgs;       /* instant messages waiting! */
113 extern int rc_ansi_color;       /* ansi color value from citadel.rc */
114 extern int next_lazy_cmd;
115
116 CtdlIPC *ipc_for_signal_handlers;       /* KLUDGE cover your eyes */
117 int enable_syslog = 0;
118
119
120 /*
121  * here is our 'clean up gracefully and exit' routine
122  */
123 void ctdl_logoff(char *file, int line, CtdlIPC *ipc, int code)
124 {
125         int lp;
126
127         if (editor_pid > 0) {   /* kill the editor if it's running */
128                 kill(editor_pid, SIGHUP);
129         }
130
131         /* Free the ungoto list */
132         for (lp = 0; lp < uglistsize; lp++) {
133                 free(uglist[lp]);
134         }
135
136 /* Shut down the server connection ... but not if the logoff code is 3,
137  * because that means we're exiting because we already lost the server.
138  */
139         if (code != 3) {
140                 CtdlIPCQuit(ipc);
141         }
142
143 /*
144  * now clean up various things
145  */
146         unlink(temp);
147         unlink(temp2);
148         nukedir(tempdir);
149
150         /* Violently kill off any child processes if Citadel is
151          * the login shell. 
152          */
153         if (getppid() == 1) {
154                 kill(0 - getpgrp(), SIGTERM);
155                 sleep(1);
156                 kill(0 - getpgrp(), SIGKILL);
157         }
158         color(ORIGINAL_PAIR);   /* Restore the old color settings */
159         stty_ctdl(SB_RESTORE);  /* return the old terminal settings */
160         /* 
161          * uncomment the following if you need to know why Citadel exited
162         printf("*** Exit code %d at %s:%d\n", code, file, line);
163         sleep(2);
164          */
165         exit(code);             /* exit with the proper exit code */
166 }
167
168
169
170 /*
171  * signal catching function for hangups...
172  */
173 void dropcarr(int signum)
174 {
175         logoff(NULL, 3);        /* No IPC when server's already gone! */
176 }
177
178
179
180 /*
181  * catch SIGCONT to reset terminal modes when were are put back into the
182  * foreground.
183  */
184 void catch_sigcont(int signum)
185 {
186         stty_ctdl(SB_LAST);
187         signal(SIGCONT, catch_sigcont);
188 }
189
190
191 /* general purpose routines */
192
193 /* display a file */
194 void formout(CtdlIPC *ipc, char *name)
195 {
196         int r;                  /* IPC return code */
197         char buf[SIZ];
198         char *text = NULL;
199
200         r = CtdlIPCSystemMessage(ipc, name, &text, buf);
201         if (r / 100 != 1) {
202                 scr_printf("%s\n", buf);
203                 return;
204         }
205         if (text) {
206                 fmout(screenwidth, NULL, text, NULL, 1);
207                 free(text);
208         }
209 }
210
211
212 void userlist(CtdlIPC *ipc, char *patn)
213 {
214         char buf[SIZ];
215         char fl[SIZ];
216         struct tm tmbuf;
217         time_t lc;
218         int r;                          /* IPC response code */
219         char *listing = NULL;
220
221         r = CtdlIPCUserListing(ipc, patn, &listing, buf);
222         if (r / 100 != 1) {
223                 scr_printf("%s\n", buf);
224                 return;
225         }
226
227         scr_printf("       User Name           Num  L Last Visit Logins Messages\n");
228         scr_printf("------------------------- ----- - ---------- ------ --------\n");
229         if (listing != NULL) while (!IsEmptyStr(listing)) {
230                 extract_token(buf, listing, 0, '\n', sizeof buf);
231                 remove_token(listing, 0, '\n');
232
233                 if (sigcaught == 0) {
234                     extract_token(fl, buf, 0, '|', sizeof fl);
235                     if (pattern(fl, patn) >= 0) {
236                         scr_printf("%-25s ", fl);
237                         scr_printf("%5ld %d ", extract_long(buf, 2),
238                                extract_int(buf, 1));
239                         lc = extract_long(buf, 3);
240                         localtime_r(&lc, &tmbuf);
241                         scr_printf("%02d/%02d/%04d ",
242                                (tmbuf.tm_mon + 1),
243                                tmbuf.tm_mday,
244                                (tmbuf.tm_year + 1900));
245                         scr_printf("%6ld %8ld\n", extract_long(buf, 4), extract_long(buf, 5));
246                     }
247
248                 }
249         }
250         free(listing);
251         scr_printf("\n");
252 }
253
254
255 /*
256  * grab assorted info about the user...
257  */
258 void load_user_info(char *params)
259 {
260         extract_token(fullname, params, 0, '|', sizeof fullname);
261         axlevel = extract_int(params, 1);
262         timescalled = extract_int(params, 2);
263         posted = extract_int(params, 3);
264         userflags = extract_int(params, 4);
265         usernum = extract_long(params, 5);
266         lastcall = extract_long(params, 6);
267 }
268
269
270 /*
271  * Remove a room from the march list.  'floornum' is ignored unless
272  * 'roomname' is set to _FLOOR_, in which case all rooms on the requested
273  * floor will be removed from the march list.
274  */
275 void remove_march(char *roomname, int floornum)
276 {
277         struct march *mptr, *mptr2;
278
279         if (marchptr == NULL)
280                 return;
281
282         if ((!strcasecmp(marchptr->march_name, roomname))
283             || ((!strcasecmp(roomname, "_FLOOR_")) && (marchptr->march_floor == floornum))) {
284                 mptr = marchptr->next;
285                 free(marchptr);
286                 marchptr = mptr;
287                 return;
288         }
289         mptr2 = marchptr;
290         for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
291
292                 if ((!strcasecmp(mptr->march_name, roomname))
293                     || ((!strcasecmp(roomname, "_FLOOR_"))
294                         && (mptr->march_floor == floornum))) {
295
296                         mptr2->next = mptr->next;
297                         free(mptr);
298                         mptr = mptr2;
299                 } else {
300                         mptr2 = mptr;
301                 }
302         }
303 }
304
305
306 /*
307  * Locate the room on the march list which we most want to go to.  Each room
308  * is measured given a "weight" of preference based on various factors.
309  */
310 char *pop_march(int desired_floor, struct march *_march)
311 {
312         static char TheRoom[ROOMNAMELEN];
313         int TheWeight = 0;
314         int weight;
315         struct march *mptr = NULL;
316
317         strcpy(TheRoom, "_BASEROOM_");
318         if (_march == NULL)
319                 return (TheRoom);
320
321         for (mptr = _march; mptr != NULL; mptr = mptr->next) {
322                 weight = 0;
323                 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
324                         weight = weight + 10000;
325                 if (mptr->march_floor == desired_floor)
326                         weight = weight + 5000;
327
328                 weight = weight + ((128 - (mptr->march_floor)) * 128);
329                 weight = weight + (128 - (mptr->march_order));
330
331                 if (weight > TheWeight) {
332                         TheWeight = weight;
333                         strcpy(TheRoom, mptr->march_name);
334                 }
335         }
336         return (TheRoom);
337 }
338
339
340 /*
341  * jump directly to a room
342  */
343 void dotgoto(CtdlIPC *ipc, char *towhere, int display_name, int fromungoto)
344 {
345         char aaa[SIZ], bbb[SIZ];
346         static long ls = 0L;
347         int newmailcount = 0;
348         int partial_match, best_match;
349         char from_floor;
350         int ugpos = uglistsize;
351         int r;                          /* IPC result code */
352         struct ctdlipcroom *room = NULL;
353         int rv = 0;
354
355         /* store ungoto information */
356         if (fromungoto == 0) {
357                 /* sloppy slide them all down, hey it's the client, who cares. :-) */
358                 if (uglistsize >= (UGLISTLEN-1)) {
359                         int lp;
360                         free (uglist[0]);
361                         for (lp = 0; lp < (UGLISTLEN-1); lp++) {
362                                 uglist[lp] = uglist[lp+1];
363                                 uglistlsn[lp] = uglistlsn[lp+1];
364                         }
365                         ugpos--;
366                 } else {
367                         uglistsize++;
368                 }
369         
370                 uglist[ugpos] = malloc(strlen(room_name)+1);
371                 strcpy(uglist[ugpos], room_name);
372                 uglistlsn[ugpos] = ls;
373         }
374       
375         /* first try an exact match */
376         r = CtdlIPCGotoRoom(ipc, towhere, "", &room, aaa);
377         if (r / 10 == 54) {
378                 newprompt("Enter room password: ", bbb, 9);
379                 r = CtdlIPCGotoRoom(ipc, towhere, bbb, &room, aaa);
380                 if (r / 10 == 54) {
381                         scr_printf("Wrong password.\n");
382                         return;
383                 }
384         }       
385
386         /*
387          * If a match is not found, try a partial match.
388          * Partial matches anywhere in the string carry a weight of 1,
389          * left-aligned matches carry a weight of 2.  Pick the room that
390          * has the highest-weighted match.  Do not match on forgotten
391          * rooms.
392          */
393         if (r / 100 != 2) {
394                 struct march *march = NULL;
395
396                 best_match = 0;
397                 strcpy(bbb, "");
398
399                 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, AllFloors, &march, aaa);
400                 if (r / 100 == 1) {
401                         /* Run the roomlist; free the data as we go */
402                         struct march *mp = march;       /* Current */
403
404                         while (mp) {
405                                 partial_match = 0;
406                                 if (pattern(mp->march_name, towhere) >= 0) {
407                                         partial_match = 1;
408                                 }
409                                 if (!strncasecmp(mp->march_name, towhere, strlen(towhere))) {
410                                         partial_match = 2;
411                                 }
412                                 if (partial_match > best_match) {
413                                         strcpy(bbb, mp->march_name);
414                                         best_match = partial_match;
415                                 }
416                                 /* Both pointers are NULL at end of list */
417                                 march = mp->next;
418                                 free(mp);
419                                 mp = march;
420                         }
421                 }
422
423                 if (IsEmptyStr(bbb)) {
424                         scr_printf("No room '%s'.\n", towhere);
425                         return;
426                 }
427                 r = CtdlIPCGotoRoom(ipc, bbb, "", &room, aaa);
428         }
429         if (r / 100 != 1 && r / 100 != 2) {
430                 scr_printf("%s\n", aaa);
431                 return;
432         }
433         safestrncpy(room_name, room->RRname, ROOMNAMELEN);
434         room_flags = room->RRflags;
435         room_flags2 = room->RRflags2;
436         from_floor = curr_floor;
437         curr_floor = room->RRfloor;
438
439         /* Determine, based on the room's default view, whether an <E>nter message
440          * command will be valid here.
441          */
442         switch(room->RRdefaultview) {
443                 case VIEW_BBS:
444                 case VIEW_MAILBOX:
445                 case VIEW_BLOG:
446                                         entmsg_ok = 1;
447                                         break;
448                 default:
449                                         entmsg_ok = 0;
450                                         break;
451         }
452
453         remove_march(room_name, 0);
454         if (!strcasecmp(towhere, "_BASEROOM_"))
455                 remove_march(towhere, 0);
456         if (!room->RRunread)
457                 next_lazy_cmd = 5;      /* Don't read new if no new msgs */
458         if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
459                 if (floorlist[(int) curr_floor][0] == 0)
460                         load_floorlist(ipc);
461                 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
462         }
463         if (display_name == 1) {
464                 color(BRIGHT_WHITE);
465                 scr_printf("%s ", room_name);
466                 color(DIM_WHITE);
467                 scr_printf("- ");
468         }
469         if (display_name != 2) {
470                 color(BRIGHT_YELLOW);
471                 scr_printf("%d ", room->RRunread);
472                 color(DIM_WHITE);
473                 scr_printf("new of ");
474                 color(BRIGHT_YELLOW);
475                 scr_printf("%d ", room->RRtotal);
476                 color(DIM_WHITE);
477                 scr_printf("messages.\n");
478         }
479         highest_msg_read = room->RRlastread;
480         maxmsgnum = room->RRhighest;
481         is_mail = room->RRismailbox;
482         is_room_aide = room->RRaide;
483         ls = room->RRlastread;
484
485         /* read info file if necessary */
486         if (room->RRinfoupdated > 0)
487                 readinfo(ipc);
488
489         /* check for newly arrived mail if we can */
490         newmailcount = room->RRnewmail;
491         if (newmailcount > 0) {
492                 color(BRIGHT_RED);
493                 if (newmailcount == 1) {
494                         scr_printf("*** A new mail message has arrived.\n");
495                 }
496                 else {
497                         scr_printf("*** %d new mail messages have arrived.\n",
498                                         newmailcount);
499                 }
500                 color(DIM_WHITE);
501                 if (!IsEmptyStr(rc_gotmail_cmd)) {
502                         rv = system(rc_gotmail_cmd);
503                         if (rv) 
504                                 scr_printf("*** failed to check for mail calling %s Reason %d.\n",
505                                            rc_gotmail_cmd, rv);
506                 }
507         }
508         free(room);
509
510         if (screenwidth>5) snprintf(&status_line[1], screenwidth-1, "%s  |  %s  |  %s  |  %s  |  %d new mail  |",
511                 (secure ? "Encrypted" : "Unencrypted"),
512                 ipc->ServInfo.humannode,
513                 ipc->ServInfo.site_location,
514                 room_name,
515                 newmailcount
516         );
517 }
518
519 /* Goto next room having unread messages.
520  * We want to skip over rooms that the user has already been to, and take the
521  * user back to the lobby when done.  The room we end up in is placed in
522  * newroom - which is set to 0 (the lobby) initially.
523  */
524 void gotonext(CtdlIPC *ipc)
525 {
526         char buf[SIZ];
527         struct march *mptr, *mptr2;
528         char next_room[ROOMNAMELEN];
529
530         /* Check to see if the march-mode list is already allocated.
531          * If it is, pop the first room off the list and go there.
532          */
533         if (marchptr == NULL) {
534                 CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages,
535                                   AllFloors, &marchptr, buf);
536
537 /* add _BASEROOM_ to the end of the march list, so the user will end up
538  * in the system base room (usually the Lobby>) at the end of the loop
539  */
540                 mptr = (struct march *) malloc(sizeof(struct march));
541                 mptr->next = NULL;
542                 mptr->march_order = 0;
543                 mptr->march_floor = 0;
544                 strcpy(mptr->march_name, "_BASEROOM_");
545                 if (marchptr == NULL) {
546                         marchptr = mptr;
547                 } else {
548                         mptr2 = marchptr;
549                         while (mptr2->next != NULL)
550                                 mptr2 = mptr2->next;
551                         mptr2->next = mptr;
552                 }
553 /*
554  * ...and remove the room we're currently in, so a <G>oto doesn't make us
555  * walk around in circles
556  */
557                 remove_march(room_name, 0);
558         }
559         if (marchptr != NULL) {
560                 strcpy(next_room, pop_march(curr_floor, marchptr));
561         } else {
562                 strcpy(next_room, "_BASEROOM_");
563         }
564         remove_march(next_room, 0);
565         dotgoto(ipc, next_room, 1, 0);
566 }
567
568 /*
569  * forget all rooms on a given floor
570  */
571 void forget_all_rooms_on(CtdlIPC *ipc, int ffloor)
572 {
573         char buf[SIZ];
574         struct march *flist = NULL;
575         struct march *fptr = NULL;
576         struct ctdlipcroom *room = NULL;
577         int r;                          /* IPC response code */
578
579         scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
580         remove_march("_FLOOR_", ffloor);
581         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
582         if (r / 100 != 1) {
583                 scr_printf("Error %d: %s\n", r, buf);
584                 return;
585         }
586         while (flist) {
587                 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
588                 if (r / 100 == 2) {
589                         r = CtdlIPCForgetRoom(ipc, buf);
590                         if (r / 100 != 2) {
591                                 scr_printf("Error %d: %s\n", r, buf);
592                         }
593
594                 }
595                 fptr = flist;
596                 flist = flist->next;
597                 free(fptr);
598         }
599         if (room) free(room);
600 }
601
602
603 /*
604  * routine called by gotofloor() to move to a new room on a new floor
605  */
606 void gf_toroom(CtdlIPC *ipc, char *towhere, int mode)
607 {
608         int floor_being_left;
609
610         floor_being_left = curr_floor;
611
612         if (mode == GF_GOTO) {          /* <;G>oto mode */
613                 updatels(ipc);
614                 dotgoto(ipc, towhere, 1, 0);
615         }
616         else if (mode == GF_SKIP) {     /* <;S>kip mode */
617                 dotgoto(ipc, towhere, 1, 0);
618                 remove_march("_FLOOR_", floor_being_left);
619         }
620         else if (mode == GF_ZAP) {      /* <;Z>ap mode */
621                 dotgoto(ipc, towhere, 1, 0);
622                 remove_march("_FLOOR_", floor_being_left);
623                 forget_all_rooms_on(ipc, floor_being_left);
624         }
625 }
626
627
628 /*
629  * go to a new floor
630  */
631 void gotofloor(CtdlIPC *ipc, char *towhere, int mode)
632 {
633         int a, tofloor;
634         int r;          /* IPC response code */
635         struct march *mptr;
636         char buf[SIZ], targ[SIZ];
637
638         if (floorlist[0][0] == 0)
639                 load_floorlist(ipc);
640         tofloor = (-1);
641         for (a = 0; a < 128; ++a)
642                 if (!strcasecmp(&floorlist[a][0], towhere))
643                         tofloor = a;
644
645         if (tofloor < 0) {
646                 for (a = 0; a < 128; ++a) {
647                         if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
648                                 tofloor = a;
649                         }
650                 }
651         }
652         if (tofloor < 0) {
653                 for (a = 0; a < 128; ++a)
654                         if (pattern(towhere, &floorlist[a][0]) > 0)
655                                 tofloor = a;
656         }
657         if (tofloor < 0) {
658                 scr_printf("No floor '%s'.\n", towhere);
659                 return;
660         }
661         for (mptr = marchptr; mptr != NULL; mptr = mptr->next) {
662                 if ((mptr->march_floor) == tofloor) {
663                         gf_toroom(ipc, mptr->march_name, mode);
664                         return;
665                 }
666         }
667
668         /* Find first known room on the floor */
669
670         strcpy(targ, "");
671         mptr = NULL;
672         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
673         if (r / 100 == 1) {
674                 struct march *tmp = mptr;
675
676                 /*. . . according to room order */
677                 if (mptr)
678             strcpy(targ, pop_march(tofloor, mptr));
679                 while (mptr) {
680                         tmp = mptr->next;
681                         free(mptr);
682                         mptr = tmp;
683                 }
684         }
685         if (!IsEmptyStr(targ)) {
686                 gf_toroom(ipc, targ, mode);
687                 return;
688         }
689
690         /* No known rooms on the floor; unzap the first one then */
691
692         strcpy(targ, "");
693         mptr = NULL;
694         r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
695         if (r / 100 == 1) {
696                 struct march *tmp = mptr;
697                 
698         /*. . . according to room order */
699                 if (mptr)
700                         strcpy(targ, pop_march(tofloor, mptr));
701                 while (mptr) {
702                         tmp = mptr->next;
703                         free(mptr);
704                         mptr = tmp;
705                 }
706         }
707         if (!IsEmptyStr(targ)) {
708                 gf_toroom(ipc, targ, mode);
709         } else {
710                 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
711         }
712 }
713
714 /*
715  * Indexing mechanism for a room list, called by gotoroomstep()
716  */
717 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal)
718 {
719         char roomname[ROOMNAMELEN];
720         static int cur_rmslot = 0;
721
722         if (rp == NULL) {
723                 cur_rmslot = 0;
724                 return;
725         }
726
727         if (rp->lnext != NULL) {
728                 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
729         }
730
731         if (sigcaught == 0) {
732                 strcpy(roomname, rp->rlname);
733
734                 if (rmname != NULL) {
735                         if (cur_rmslot == findrmslot) {
736                                 strcpy(rmname, roomname);
737                         }
738                 }
739                 if (rmslot != NULL) {
740                         if (!strcmp(roomname, findrmname)) {
741                                 *rmslot = cur_rmslot;
742                         }
743                 }
744                 cur_rmslot++;
745         }
746
747         if (rp->rnext != NULL) {
748                 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
749         }
750
751         if ((rmname == NULL) && (rmslot == NULL))
752                 free(rp);
753
754         if (rmtotal != NULL) {
755                 *rmtotal = cur_rmslot;
756         }
757 }
758
759 /*
760  * step through rooms on current floor
761  */
762 void  gotoroomstep(CtdlIPC *ipc, int direction, int mode)
763 {
764         struct march *listing = NULL;
765         struct march *mptr;
766         int r;          /* IPC response code */
767         char buf[SIZ];
768         struct ctdlroomlisting *rl = NULL;
769         struct ctdlroomlisting *rp;
770         struct ctdlroomlisting *rs;
771         int list_it;
772         char rmname[ROOMNAMELEN];
773         int rmslot = 0;
774         int rmtotal;
775
776         /* Ask the server for a room list */
777         r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
778         if (r / 100 != 1) {
779                 listing = NULL;
780         }
781
782         load_floorlist(ipc);
783
784         for (mptr = listing; mptr != NULL; mptr = mptr->next) {
785                 list_it = 1;
786
787                 if ( floor_mode 
788                          && (mptr->march_floor != curr_floor))
789                         list_it = 0;
790
791                 if (list_it) {
792                         rp = malloc(sizeof(struct ctdlroomlisting));
793                         strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
794                         rp->rlflags = mptr->march_flags;
795                         rp->rlfloor = mptr->march_floor;
796                         rp->rlorder = mptr->march_order;
797                         rp->lnext = NULL;
798                         rp->rnext = NULL;
799
800                         rs = rl;
801                         if (rl == NULL) {
802                                 rl = rp;
803                         } else {
804                                 while (rp != NULL) {
805                                         if (rordercmp(rp, rs) < 0) {
806                                                 if (rs->lnext == NULL) {
807                                                         rs->lnext = rp;
808                                                         rp = NULL;
809                                                 } else {
810                                                         rs = rs->lnext;
811                                                 }
812                                         } else {
813                                                 if (rs->rnext == NULL) {
814                                                         rs->rnext = rp;
815                                                         rp = NULL;
816                                                 } else {
817                                                         rs = rs->rnext;
818                                                 }
819                                         }
820                                 }
821                         }
822                 }
823         }
824
825         /* Find position of current room */
826         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
827         room_tree_list_query(rl,  room_name, 0, NULL, &rmslot, &rmtotal);
828
829         if (direction == 0) { /* Previous room */
830                 /* If we're at the first room, wrap to the last room */
831                 if (rmslot == 0) {
832                         rmslot = rmtotal - 1;
833                 } else {
834                         rmslot--;
835                 }
836         } else {                 /* Next room */
837                 /* If we're at the last room, wrap to the first room */
838                 if (rmslot == rmtotal - 1) {
839                         rmslot = 0; 
840                 } else {
841                         rmslot++;
842                 }
843         }
844
845         /* Get name of next/previous room */
846         room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
847         room_tree_list_query(rl,  NULL, rmslot, rmname, NULL, NULL);
848
849         /* Free the tree */
850         room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
851
852         if (mode == 0) { /* not skipping */
853             updatels(ipc);
854         }
855
856         /* Free the room list */
857         while (listing) {
858                 mptr = listing->next;
859                 free(listing);
860                 listing = mptr;
861         };
862
863         dotgoto(ipc, rmname, 1, 0);
864 }
865
866
867 /*
868  * step through floors on system
869  */
870 void  gotofloorstep(CtdlIPC *ipc, int direction, int mode)
871 {
872         int  tofloor;
873
874         if (floorlist[0][0] == 0)
875                 load_floorlist(ipc);
876
877         empty_keep_going:
878
879         if (direction == 0) { /* Previous floor */
880                 if (curr_floor) tofloor = curr_floor - 1;
881                 else tofloor = 127;
882
883                 while (!floorlist[tofloor][0]) tofloor--;
884         } else {                   /* Next floor */
885                 if (curr_floor < 127) tofloor = curr_floor + 1;
886                 else tofloor = 0;
887
888                 while (!floorlist[tofloor][0] && tofloor < 127) tofloor++;
889                 if (!floorlist[tofloor][0])     tofloor = 0;
890         }
891         /* ;g works when not in floor mode so . . . */
892         if (!floor_mode) {
893                 scr_printf("(%s)\n", floorlist[tofloor] );
894         }
895
896         gotofloor(ipc, floorlist[tofloor], mode);
897         if (curr_floor != tofloor) { /* gotofloor failed */
898              curr_floor = tofloor;
899              goto empty_keep_going;
900         }            
901 }
902
903 /* 
904  * Display user 'preferences'.
905  */
906 extern int rc_prompt_control;
907 void read_config(CtdlIPC *ipc)
908 {
909         char buf[SIZ];
910         char *resp = NULL;
911         int r;                  /* IPC response code */
912     char _fullname[USERNAME_SIZE];
913         long _usernum;
914         int _axlevel, _timescalled, _posted;
915         time_t _lastcall;
916         struct ctdluser *user = NULL;
917
918         /* get misc user info */   
919         r = CtdlIPCGetBio(ipc, fullname, &resp, buf);
920         if (r / 100 != 1) {
921                 scr_printf("%s\n", buf);
922                 return;
923         }
924         extract_token(_fullname, buf, 1, '|', sizeof fullname);
925         _usernum = extract_long(buf, 2);
926         _axlevel = extract_int(buf, 3);
927         _lastcall = extract_long(buf, 4);
928     _timescalled = extract_int(buf, 5);
929         _posted = extract_int(buf, 6);
930         free(resp);
931         resp = NULL;
932    
933         /* get preferences */
934         r = CtdlIPCGetConfig(ipc, &user, buf);
935         if (r / 100 != 2) {
936                 scr_printf("%s\n", buf);
937                 free(user);
938                 return;
939         }
940
941         /* show misc user info */
942         scr_printf("%s\nAccess level: %d (%s)\n"
943                    "User #%ld / %d Calls / %d Posts",
944                    _fullname, _axlevel, axdefs[(int) _axlevel],
945                    _usernum, _timescalled, _posted);
946         if (_lastcall > 0L) {
947                 scr_printf(" / Curr login: %s",
948                            asctime(localtime(&_lastcall)));
949         }
950         scr_printf("\n");
951
952         /* show preferences */
953         scr_printf("Are you an experienced Citadel user: ");                   color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_EXPERT) ? "Yes" : "No");     color(DIM_WHITE);
954         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);
955         scr_printf("Prompt after each message: ");                             color(BRIGHT_CYAN); scr_printf("%s\n", (!(user->flags & US_NOPROMPT))? "Yes" : "No"); color(DIM_WHITE);
956         if ((user->flags & US_NOPROMPT) == 0) {
957         scr_printf("Use 'disappearing' prompts: ");                        color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_DISAPPEAR)? "Yes" : "No");   color(DIM_WHITE);
958         }
959         scr_printf("Pause after each screenful of text: ");                    color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_PAGINATOR)? "Yes" : "No");   color(DIM_WHITE);
960     if (rc_prompt_control == 3 && (user->flags & US_PAGINATOR)) {
961         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);
962         }
963     if (rc_floor_mode == RC_DEFAULT) {
964         scr_printf("View rooms by floor: ");                               color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_FLOORS)? "Yes" : "No");          color(DIM_WHITE);
965         }
966         if (rc_ansi_color == 3) {
967             scr_printf("Enable color support: ");                              color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_COLOR)? "Yes" : "No");       color(DIM_WHITE);
968         }
969         scr_printf("Be unlisted in userlog: ");                                color(BRIGHT_CYAN); scr_printf("%s\n", (user->flags & US_UNLISTED)? "Yes" : "No");    color(DIM_WHITE);
970         if (!IsEmptyStr(editor_path)) {
971         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);
972         }
973         free(user);
974 }
975
976 /*
977  * Display system statistics.
978  */
979 void system_info(CtdlIPC *ipc)
980 {
981         char buf[SIZ];
982         char *resp = NULL;
983         size_t bytes;
984         int mrtg_users, mrtg_active_users; 
985         char mrtg_server_uptime[40];
986         long mrtg_himessage;
987
988         /* get #users, #active & server uptime */
989         CtdlIPCGenericCommand(ipc, "MRTG|users", NULL, 0, &resp, &bytes, buf);
990         mrtg_users = extract_int(resp, 0);
991         remove_token(resp, 0, '\n');
992         mrtg_active_users = extract_int(resp, 0);
993         remove_token(resp, 0, '\n');
994         extract_token(mrtg_server_uptime, resp, 0, '\n', sizeof mrtg_server_uptime);
995         free(resp);
996         resp = NULL;
997
998         /* get high message# */
999         CtdlIPCGenericCommand(ipc, "MRTG|messages", NULL, 0, &resp, &bytes, buf);
1000         mrtg_himessage = extract_long(resp, 0);
1001         free(resp);
1002         resp = NULL;
1003
1004         /* refresh server info just in case */
1005         CtdlIPCServerInfo(ipc, buf);
1006
1007         scr_printf("You are connected to %s (%s) @%s\n", ipc->ServInfo.nodename, ipc->ServInfo.humannode, ipc->ServInfo.fqdn);
1008         scr_printf("running %s with text client v%.2f,\n", ipc->ServInfo.software, (float)CLIENT_VERSION/100);
1009         scr_printf("server build %s,\n", ipc->ServInfo.svn_revision, (float)CLIENT_VERSION/100);
1010     scr_printf("and located in %s.\n", ipc->ServInfo.site_location);
1011     scr_printf("Connected users %d / Active users %d / Highest message #%ld\n", mrtg_users, mrtg_active_users, mrtg_himessage);
1012     scr_printf("Server uptime: %s\n", mrtg_server_uptime);
1013     scr_printf("Your system administrator is %s.\n", ipc->ServInfo.sysadm);
1014     scr_printf("Copyright (C)1987-2009 by the Citadel development team\n");
1015 }
1016
1017 /*
1018  * forget all rooms on current floor
1019  */
1020 void forget_this_floor(CtdlIPC *ipc)
1021 {
1022         if (curr_floor == 0) {
1023                 scr_printf("Can't forget this floor.\n");
1024                 return;
1025         }
1026         if (floorlist[0][0] == 0) {
1027                 load_floorlist(ipc);
1028         }
1029         scr_printf("Are you sure you want to forget all rooms on %s? ",
1030                &floorlist[(int) curr_floor][0]);
1031         if (yesno() == 0) {
1032                 return;
1033         }
1034
1035         gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
1036 }
1037
1038
1039 /*
1040  * set floor mode depending on client, server, and user settings
1041  */
1042 void set_floor_mode(CtdlIPC* ipc)
1043 {
1044         if (ipc->ServInfo.ok_floors == 0) {
1045                 floor_mode = 0; /* Don't use floors if the server */
1046         }
1047         /* doesn't support them!          */
1048         else {
1049                 if (rc_floor_mode == RC_NO) {   /* never use floors */
1050                         floor_mode = 0;
1051                 }
1052                 if (rc_floor_mode == RC_YES) {  /* always use floors */
1053                         floor_mode = 1;
1054                 }
1055                 if (rc_floor_mode == RC_DEFAULT) {      /* user choice */
1056                         floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
1057                 }
1058         }
1059 }
1060
1061 /*
1062  * Set or change the user's password
1063  */
1064 int set_password(CtdlIPC *ipc)
1065 {
1066         char pass1[20];
1067         char pass2[20];
1068         char buf[SIZ];
1069
1070         if (!IsEmptyStr(rc_password)) {
1071                 strcpy(pass1, rc_password);
1072                 strcpy(pass2, rc_password);
1073         } else {
1074                 IFNEXPERT formout(ipc, "changepw");
1075                 newprompt("Enter a new password: ", pass1, -19);
1076                 newprompt("Enter it again to confirm: ", pass2, -19);
1077         }
1078         strproc(pass1);
1079         strproc(pass2);
1080         if (!strcasecmp(pass1, pass2)) {
1081                 CtdlIPCChangePassword(ipc, pass1, buf);
1082                 scr_printf("%s\n", buf);
1083                 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
1084                 return (0);
1085         } else {
1086                 scr_printf("*** They don't match... try again.\n");
1087                 return (1);
1088         }
1089 }
1090
1091
1092
1093 /*
1094  * get info about the server we've connected to
1095  */
1096 void get_serv_info(CtdlIPC *ipc, char *supplied_hostname)
1097 {
1098         char buf[SIZ];
1099
1100         CtdlIPCServerInfo(ipc, buf);
1101         moreprompt = ipc->ServInfo.moreprompt;
1102
1103         /* be nice and identify ourself to the server */
1104         CtdlIPCIdentifySoftware(ipc, CLIENT_TYPE, 0, CLIENT_VERSION,
1105                  (ipc->isLocal ? "local" : PACKAGE_STRING),
1106                  (supplied_hostname) ? supplied_hostname : 
1107                  /* Look up the , in the bible if you're confused */
1108                  (locate_host(ipc, buf), buf), buf);
1109
1110         /* Indicate to the server that we prefer to decode Base64 and
1111          * quoted-printable on the client side.
1112          */
1113         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "dont_decode") / 100 ) != 2) {
1114                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1115                 logoff(ipc, 0);
1116         }
1117
1118         /*
1119          * Tell the server what our preferred content formats are.
1120          *
1121          * Originally we preferred HTML over plain text because we can format
1122          * it to the reader's screen width, but since our HTML-to-text parser
1123          * isn't really all that great, it's probably better to just go with
1124          * the plain text when we have it available.
1125          */
1126         if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/plain|text/html") / 100 ) != 2) {
1127                 scr_printf("ERROR: Extremely old server; MSG4 framework not supported.\n");
1128                 logoff(ipc, 0);
1129         }
1130 }
1131
1132
1133
1134 /*
1135  * Session username compare function for SortOnlineUsers()
1136  */
1137 int rwho_username_cmp(const void *rec1, const void *rec2) {
1138         char *u1, *u2;
1139
1140         u1 = strchr(rec1, '|');
1141         u2 = strchr(rec2, '|');
1142
1143         return strcasecmp( (u1?++u1:"") , (u2?++u2:"") );
1144 }
1145
1146
1147 /*
1148  * Idle time compare function for SortOnlineUsers()
1149  */
1150 int idlecmp(const void *rec1, const void *rec2) {
1151         time_t i1, i2;
1152
1153         i1 = extract_long(rec1, 5);
1154         i2 = extract_long(rec2, 5);
1155
1156         if (i1 < i2) return(1);
1157         if (i1 > i2) return(-1);
1158         return(0);
1159 }
1160
1161
1162 /*
1163  * Sort the list of online users by idle time.
1164  * This function frees the supplied buffer, and returns a new one
1165  * to the caller.  The caller is responsible for freeing the returned buffer.
1166  *
1167  * If 'condense' is nonzero, multiple sessions for the same user will be
1168  * combined into one for brevity.
1169  */
1170 char *SortOnlineUsers(char *listing, int condense) {
1171         int rows;
1172         char *sortbuf;
1173         char *retbuf;
1174         char buf[SIZ];
1175         int i;
1176
1177         rows = num_tokens(listing, '\n');
1178         sortbuf = malloc(rows * SIZ);
1179         if (sortbuf == NULL) return(listing);
1180         retbuf = malloc(rows * SIZ);
1181         if (retbuf == NULL) {
1182                 free(sortbuf);
1183                 return(listing);
1184         }
1185
1186         /* Copy the list into a fixed-record-size array for sorting */
1187         for (i=0; i<rows; ++i) {
1188                 memset(buf, 0, SIZ);
1189                 extract_token(buf, listing, i, '\n', sizeof buf);
1190                 memcpy(&sortbuf[i*SIZ], buf, (size_t)SIZ);
1191         }
1192
1193         /* Sort by idle time */
1194         qsort(sortbuf, rows, SIZ, idlecmp);
1195
1196         /* Combine multiple sessions for the same user */
1197         if (condense) {
1198                 qsort(sortbuf, rows, SIZ, rwho_username_cmp);
1199                 if (rows > 1) for (i=1; i<rows; ++i) if (i>0) {
1200                         char u1[USERNAME_SIZE];
1201                         char u2[USERNAME_SIZE];
1202                         extract_token(u1, &sortbuf[(i-1)*SIZ], 1, '|', sizeof u1);
1203                         extract_token(u2, &sortbuf[i*SIZ], 1, '|', sizeof u2);
1204                         if (!strcasecmp(u1, u2)) {
1205                                 memcpy(&sortbuf[i*SIZ], &sortbuf[(i+1)*SIZ], (rows-i-1)*SIZ);
1206                                 --rows;
1207                                 --i;
1208                         }
1209                 }
1210
1211                 qsort(sortbuf, rows, SIZ, idlecmp);     /* idle sort again */
1212         }
1213
1214         /* Copy back to a \n delimited list */
1215         strcpy(retbuf, "");
1216         for (i=0; i<rows; ++i) {
1217                 if (!IsEmptyStr(&sortbuf[i*SIZ])) {
1218                         strcat(retbuf, &sortbuf[i*SIZ]);
1219                         if (i<(rows-1)) strcat(retbuf, "\n");
1220                 }
1221         }
1222         free(listing);
1223         free(sortbuf);
1224         return(retbuf);
1225 }
1226
1227
1228
1229 /*
1230  * Display list of users currently logged on to the server
1231  */
1232 void who_is_online(CtdlIPC *ipc, int longlist)
1233 {
1234         char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1235         char flags[SIZ];
1236         char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1237         char clientsoft[SIZ];
1238         time_t timenow = 0;
1239         time_t idletime, idlehours, idlemins, idlesecs;
1240         int last_session = (-1);
1241         int skipidle = 0;
1242         char *listing = NULL;
1243         int r;                          /* IPC response code */
1244     
1245         if (longlist == 2) {
1246                 longlist = 0;
1247                 skipidle = 1;
1248         }
1249
1250         if (!longlist) {
1251                 color(BRIGHT_WHITE);
1252                 scr_printf("           User Name               Room          ");
1253                 if (screenwidth >= 80) scr_printf(" Idle        From host");
1254                 scr_printf("\n");
1255                 color(DIM_WHITE);
1256                 scr_printf("   ------------------------- --------------------");
1257                 if (screenwidth >= 80) scr_printf(" ---- ------------------------");
1258                 scr_printf("\n");
1259         }
1260         r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1261         listing = SortOnlineUsers(listing, (!longlist));
1262         if (r / 100 == 1) {
1263                 while (!IsEmptyStr(listing)) {
1264                         int isidle = 0;
1265                         
1266                         /* Get another line */
1267                         extract_token(buf, listing, 0, '\n', sizeof buf);
1268                         remove_token(listing, 0, '\n');
1269
1270                         extract_token(username, buf, 1, '|', sizeof username);
1271                         extract_token(roomname, buf, 2, '|', sizeof roomname);
1272                         extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1273                         extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1274                         extract_token(flags, buf, 7, '|', sizeof flags);
1275
1276                         idletime = timenow - extract_long(buf, 5);
1277                         idlehours = idletime / 3600;
1278                         idlemins = (idletime - (idlehours * 3600)) / 60;
1279                         idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1280
1281                         if (idletime > rc_idle_threshold) {
1282                                 if (skipidle) {
1283                                         isidle = 1;
1284                                 }
1285                         }
1286
1287                         if (longlist) {
1288                                 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1289                                 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1290                                 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1291
1292                                 scr_printf("  Flags: %s\n", flags);
1293                                 scr_printf("Session: %d\n", extract_int(buf, 0));
1294                                 scr_printf("   Name: %s\n", username);
1295                                 scr_printf("In room: %s\n", roomname);
1296                                 scr_printf("   Host: %s\n", fromhost);
1297                                 scr_printf(" Client: %s\n", clientsoft);
1298                                 scr_printf("   Idle: %ld:%02ld:%02ld\n",
1299                                         (long) idlehours,
1300                                         (long) idlemins,
1301                                         (long) idlesecs);
1302
1303                                 if ( (!IsEmptyStr(actual_user)&&
1304                                       !IsEmptyStr(actual_room)&&
1305                                       !IsEmptyStr(actual_host))) {
1306                                         scr_printf("(really ");
1307                                         if (!IsEmptyStr(actual_user)) scr_printf("<%s> ", actual_user);
1308                                         if (!IsEmptyStr(actual_room)) scr_printf("in <%s> ", actual_room);
1309                                         if (!IsEmptyStr(actual_host)) scr_printf("from <%s> ", actual_host);
1310                                         scr_printf(")\n");
1311                                 }
1312                                 scr_printf("\n");
1313
1314                         } else {
1315                                 if (isidle == 0) {
1316                                         if (extract_int(buf, 0) == last_session) {
1317                                                 scr_printf("        ");
1318                                         }
1319                                         else {
1320                                                 color(BRIGHT_MAGENTA);
1321                                                 scr_printf("%-3s", flags);
1322                                         }
1323                                         last_session = extract_int(buf, 0);
1324                                         color(BRIGHT_CYAN);
1325                                         scr_printf("%-25s ", username);
1326                                         color(BRIGHT_MAGENTA);
1327                                         roomname[20] = 0;
1328                                         scr_printf("%-20s", roomname);
1329
1330                                         if (screenwidth >= 80) {
1331                                                 scr_printf(" ");
1332                                                 if (idletime > rc_idle_threshold) {
1333                                                         /* over 1000d, must be gone fishing */
1334                                                         if (idlehours > 23999) {
1335                                                                 scr_printf("fish");
1336                                                         /* over 10 days */
1337                                                         } else if (idlehours > 239) {
1338                                                                 scr_printf("%3ldd", idlehours / 24);
1339                                                         /* over 10 hours */
1340                                                         } else if (idlehours > 9) {
1341                                                                 scr_printf("%1ldd%02ld",
1342                                                                         idlehours / 24,
1343                                                                         idlehours % 24);
1344                                                         /* less than 10 hours */
1345                                                         }
1346                                                         else {
1347                                                                 scr_printf("%1ld:%02ld", idlehours, idlemins);
1348                                                         }
1349                                                 }
1350                                                 else {
1351                                                         scr_printf("    ");
1352                                                 }
1353                                                 scr_printf(" ");
1354                                                 color(BRIGHT_CYAN);
1355                                                 fromhost[24] = '\0';
1356                                                 scr_printf("%-24s", fromhost);
1357                                         }
1358                                         scr_printf("\n");
1359                                         color(DIM_WHITE);
1360                                 }
1361                         }
1362                 }
1363         }
1364         free(listing);
1365 }
1366
1367 void enternew(CtdlIPC *ipc, char *desc, char *buf, int maxlen)
1368 {
1369         char bbb[128];
1370         snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1371         newprompt(bbb, buf, maxlen);
1372 }
1373
1374
1375
1376 int shift(int argc, char **argv, int start, int count) {
1377         int i;
1378
1379         for (i=start; i<(argc-count); ++i) {
1380                 argv[i] = argv[i+count];
1381         }
1382         argc = argc - count;
1383         return argc;
1384 }
1385
1386 static void statusHook(char *s) {
1387         scr_printf(s);
1388 }
1389
1390 /*
1391  * main
1392  */
1393 int main(int argc, char **argv)
1394 {
1395         int a, b, mcmd;
1396         char aaa[100], bbb[100];/* general purpose variables */
1397         char argbuf[64];        /* command line buf */
1398         char nonce[NONCE_SIZE];
1399         char *telnet_client_host = NULL;
1400         char *sptr, *sptr2;     /* USed to extract the nonce */
1401         char hexstring[MD5_HEXSTRING_SIZE];
1402         char password[SIZ];
1403         struct ctdlipcmisc chek;
1404         struct ctdluser *myself = NULL;
1405         CtdlIPC* ipc;                   /* Our server connection */
1406         int r;                          /* IPC result code */
1407         int rv = 0;                     /* fetch but ignore syscall return value to suppress warnings */
1408
1409         int relh=0;
1410         int home=0;
1411         char relhome[PATH_MAX]="";
1412         char ctdldir[PATH_MAX]=CTDLDIR;
1413     int lp; 
1414 #ifdef HAVE_BACKTRACE
1415         eCrashParameters params;
1416 //      eCrashSymbolTable symbol_table;
1417 #endif
1418         calc_dirs_n_files(relh, home, relhome, ctdldir, 0);
1419
1420 #ifdef HAVE_BACKTRACE
1421         bzero(&params, sizeof(params));
1422 //      params.filename = file_pid_paniclog;
1423 //      panic_fd=open(file_pid_paniclog, O_APPEND|O_CREAT|O_DIRECT);
1424 ///     params.filep = fopen(file_pid_paniclog, "a+");
1425         params.debugLevel = ECRASH_DEBUG_VERBOSE;
1426         params.dumpAllThreads = TRUE;
1427         params.useBacktraceSymbols = 1;
1428 ///     BuildSymbolTable(&symbol_table);
1429 //      params.symbolTable = &symbol_table;
1430         params.signals[0]=SIGSEGV;
1431         params.signals[1]=SIGILL;
1432         params.signals[2]=SIGBUS;
1433         params.signals[3]=SIGABRT;
1434
1435 ///     eCrash_Init(&params);
1436 #endif  
1437         setIPCErrorPrintf(scr_printf);
1438         setCryptoStatusHook(statusHook);
1439         
1440         /* Permissions sanity check - don't run citadel setuid/setgid */
1441         if (getuid() != geteuid()) {
1442                 scr_printf("Please do not run citadel setuid!\n");
1443                 logoff(NULL, 3);
1444         } else if (getgid() != getegid()) {
1445                 scr_printf("Please do not run citadel setgid!\n");
1446                 logoff(NULL, 3);
1447         }
1448
1449         stty_ctdl(SB_SAVE);     /* Store the old terminal parameters */
1450         load_command_set();     /* parse the citadel.rc file */
1451         stty_ctdl(SB_NO_INTR);  /* Install the new ones */
1452         /* signal(SIGHUP, dropcarr);FIXME */    /* Cleanup gracefully if carrier is dropped */
1453         signal(SIGPIPE, dropcarr);      /* Cleanup gracefully if local conn. dropped */
1454         signal(SIGTERM, dropcarr);      /* Cleanup gracefully if terminated */
1455         signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1456 #ifdef SIGWINCH
1457         signal(SIGWINCH, scr_winch);    /* Window resize signal */
1458 #endif
1459
1460 #ifdef HAVE_OPENSSL
1461         arg_encrypt = RC_DEFAULT;
1462 #endif
1463
1464         /* 
1465          * Handle command line options as if we were called like /bin/login
1466          * (i.e. from in.telnetd)
1467          */
1468         for (a=0; a<argc; ++a) {
1469                 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
1470                         telnet_client_host = argv[a+1];
1471                         argc = shift(argc, argv, a, 2);
1472                 }
1473                 if (!strcmp(argv[a], "-x")) {
1474 #ifdef HAVE_OPENSSL
1475                         arg_encrypt = RC_NO;
1476 #endif
1477                         argc = shift(argc, argv, a, 1);
1478                 }
1479                 if (!strcmp(argv[a], "-X")) {
1480 #ifdef HAVE_OPENSSL
1481                         arg_encrypt = RC_YES;
1482                         argc = shift(argc, argv, a, 1);
1483 #else
1484                         fprintf(stderr, "Not compiled with encryption support");
1485                         return 1;
1486 #endif
1487                 }
1488                 if (!strcmp(argv[a], "-p")) {
1489                         struct stat st;
1490                 
1491                         if (chdir(CTDLDIR) < 0) {
1492                                 perror("can't change to " CTDLDIR);
1493                                 logoff(NULL, 3);
1494                         }
1495
1496                         /*
1497                          * Drop privileges if necessary. We stat
1498                          * citadel.config to get the uid/gid since it's
1499                          * guaranteed to have the uid/gid we want.
1500                          */
1501                         if (!getuid() || !getgid()) {
1502                                 if (stat(file_citadel_config, &st) < 0) {
1503                                         perror("couldn't stat citadel.config");
1504                                         logoff(NULL, 3);
1505                                 }
1506                                 if (!getgid() && (setgid(st.st_gid) < 0)) {
1507                                         perror("couldn't change gid");
1508                                         logoff(NULL, 3);
1509                                 }
1510                                 if (!getuid() && (setuid(st.st_uid) < 0)) {
1511                                         perror("couldn't change uid");
1512                                         logoff(NULL, 3);
1513                                 }
1514                                 /*
1515                                   scr_printf("Privileges changed to uid %d gid %d\n",
1516                                   getuid(), getgid());
1517                                 */
1518                         }
1519                         argc = shift(argc, argv, a, 1);
1520                 }
1521         }
1522         
1523
1524         screen_new();
1525         /* Get screen dimensions.  First we go to a default of 80x24.
1526          * Then attempt to read the actual screen size from the terminal.
1527          */
1528         check_screen_dims();
1529
1530
1531 #ifdef __CYGWIN__
1532         newprompt("Connect to (return for local server): ", hostbuf, 64);
1533 #endif
1534
1535         scr_printf("Attaching to server...\n");
1536         ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1537         if (!ipc) {
1538                 error_printf("Can't connect: %s\n", strerror(errno));
1539                 logoff(NULL, 3);
1540         }
1541
1542         CtdlIPC_SetNetworkStatusCallback(ipc, scr_wait_indicator);
1543
1544         if (!(ipc->isLocal)) {
1545                 scr_printf("Connected to %s [%s].\n", ipc->ip_hostname, ipc->ip_address);
1546         }
1547
1548         ipc_for_signal_handlers = ipc;  /* KLUDGE cover your eyes */
1549
1550         CtdlIPC_chat_recv(ipc, aaa);
1551         if (aaa[0] != '2') {
1552                 scr_printf("%s\n", &aaa[4]);
1553                 logoff(ipc, atoi(aaa));
1554         }
1555
1556         /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
1557          * is zeroized.
1558          */
1559         
1560         if ((sptr = strchr(aaa, '<')) == NULL)
1561                 {
1562                         nonce[0] = '\0';
1563                 }
1564         else
1565                 {
1566                         if ((sptr2 = strchr(sptr, '>')) == NULL)
1567                                 {
1568                                         nonce[0] = '\0';
1569                                 }
1570                         else
1571                                 {
1572                                         sptr2++;
1573                                         *sptr2 = '\0';
1574                                         strncpy(nonce, sptr, (size_t)NONCE_SIZE);
1575                                 }
1576                 }
1577
1578 #ifdef HAVE_OPENSSL
1579         /* Evaluate encryption preferences */
1580         if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1581                 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1582                         secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1583                         if (!secure)
1584                                 error_printf("Can't encrypt: %s\n", aaa);
1585                 }
1586         }
1587 #endif
1588
1589         get_serv_info(ipc, telnet_client_host);
1590         scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode,
1591                    ipc->ServInfo.site_location);
1592
1593         scr_printf(" pause    next    stop\n");
1594         scr_printf(" ctrl-s  ctrl-o  ctrl-c\n\n");
1595         formout(ipc, "hello");  /* print the opening greeting */
1596         scr_printf("\n");
1597
1598  GSTA:  /* See if we have a username and password on disk */
1599         if (rc_remember_passwords) {
1600                 get_stored_password(hostbuf, portbuf, fullname, password);
1601                 if (!IsEmptyStr(fullname)) {
1602                         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1603                         if (r / 100 == 3) {
1604                                 if (*nonce) {
1605                                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1606                                 } else {
1607                                         r = CtdlIPCTryPassword(ipc, password, aaa);
1608                                 }
1609                         }
1610
1611                         if (r / 100 == 2) {
1612                                 load_user_info(aaa);
1613                                 goto PWOK;
1614                         } else {
1615                                 set_stored_password(hostbuf, portbuf, "", "");
1616                         }
1617                 }
1618         }
1619
1620         termn8 = 0;
1621         newnow = 0;
1622         do {
1623                 if (!IsEmptyStr(rc_username)) {
1624                         strcpy(fullname, rc_username);
1625                 } else {
1626                         newprompt("Enter your name: ", fullname, 29);
1627                 }
1628                 strproc(fullname);
1629                 if (!strcasecmp(fullname, "new")) {     /* just in case */
1630                         scr_printf("Please enter the name you wish to log in with.\n");
1631                 }
1632         } while (
1633                  (!strcasecmp(fullname, "bbs"))
1634                  || (!strcasecmp(fullname, "new"))
1635                  || (IsEmptyStr(fullname)));
1636
1637         if (!strcasecmp(fullname, "off")) {
1638                 mcmd = 29;
1639                 goto TERMN8;
1640         }
1641
1642         /* FIXME this is a stupid way to do guest mode but it's a reasonable test harness FIXME */
1643         if ( (ipc->ServInfo.guest_logins) && (!strcasecmp(fullname, "guest")) ) {
1644                 goto PWOK;
1645         }
1646
1647         /* sign on to the server */
1648         r = CtdlIPCTryLogin(ipc, fullname, aaa);
1649         if (r / 100 != 3)
1650                 goto NEWUSR;
1651
1652         /* password authentication */
1653         if (!IsEmptyStr(rc_password)) {
1654                 strcpy(password, rc_password);
1655         } else {
1656                 newprompt("\rPlease enter your password: ", password, -(SIZ-1));
1657         }
1658
1659         if (*nonce) {
1660                 r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1661                 if (r / 100 != 2) {
1662                         strproc(password);
1663                         r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1664                 }
1665         } else {
1666                 r = CtdlIPCTryPassword(ipc, password, aaa);
1667                 if (r / 100 != 2) {
1668                         strproc(password);
1669                         r = CtdlIPCTryPassword(ipc, password, aaa);
1670                 }
1671         }
1672         
1673         if (r / 100 == 2) {
1674                 load_user_info(aaa);
1675                 offer_to_remember_password(ipc, hostbuf, portbuf,
1676                                            fullname, password);
1677                 goto PWOK;
1678         }
1679         scr_printf("<< wrong password >>\n");
1680         if (!IsEmptyStr(rc_password))
1681                 logoff(ipc, 2);
1682         goto GSTA;
1683
1684 NEWUSR: if (IsEmptyStr(rc_password)) {
1685                 scr_printf("'%s' not found.\n", fullname);
1686                 scr_printf("Type 'off' if you would like to exit.\n");
1687                 if (ipc->ServInfo.newuser_disabled == 1) {
1688                         goto GSTA;
1689                 }
1690                 scr_printf("Do you want to create a new user account called '%s'? ",
1691                         fullname);
1692                 if (yesno() == 0) {
1693                         goto GSTA;
1694                 }
1695         }
1696
1697         r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1698         if (r / 100 != 2) {
1699                 scr_printf("%s\n", aaa);
1700                 goto GSTA;
1701         }
1702         load_user_info(aaa);
1703
1704         while (set_password(ipc) != 0);
1705         newnow = 1;
1706
1707         enter_config(ipc, 1);
1708
1709  PWOK:
1710         /* Switch color support on or off if we're in user mode */
1711         if (rc_ansi_color == 3) {
1712                 if (userflags & US_COLOR)
1713                         enable_color = 1;
1714                 else
1715                         enable_color = 0;
1716         }
1717
1718         color(BRIGHT_WHITE);
1719         scr_printf("\n%s\nAccess level: %d (%s)\n"
1720                    "User #%ld / Login #%d",
1721                    fullname, axlevel, axdefs[(int) axlevel],
1722                    usernum, timescalled);
1723         if (lastcall > 0L) {
1724                 scr_printf(" / Last login: %s",
1725                            asctime(localtime(&lastcall)));
1726         }
1727         scr_printf("\n");
1728
1729         r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1730         if (r / 100 == 2) {
1731                 b = chek.newmail;
1732                 if (b > 0) {
1733                         color(BRIGHT_RED);
1734                         if (b == 1)
1735                                 scr_printf("*** You have a new private message in Mail>\n");
1736                         if (b > 1)
1737                                 scr_printf("*** You have %d new private messages in Mail>\n", b);
1738                         color(DIM_WHITE);
1739                         if (!IsEmptyStr(rc_gotmail_cmd)) {
1740                                 rv = system(rc_gotmail_cmd);
1741                                 if (rv)
1742                                         scr_printf("*** failed to check for mail calling %s Reason %d.\n",
1743                                                    rc_gotmail_cmd, rv);
1744
1745                         }
1746                 }
1747                 if ((axlevel >= AxAideU) && (chek.needvalid > 0)) {
1748                         scr_printf("*** Users need validation\n");
1749                 }
1750                 if (chek.needregis > 0) {
1751                         scr_printf("*** Please register.\n");
1752                         formout(ipc, "register");
1753                         entregis(ipc);
1754                 }
1755         }
1756         /* Make up some temporary filenames for use in various parts of the
1757          * program.  Don't mess with these once they've been set, because we
1758          * will be unlinking them later on in the program and we don't
1759          * want to delete something that we didn't create. */
1760         CtdlMakeTempFileName(temp, sizeof temp);
1761         CtdlMakeTempFileName(temp2, sizeof temp2);
1762         CtdlMakeTempFileName(tempdir, sizeof tempdir);
1763
1764         r = CtdlIPCGetConfig(ipc, &myself, aaa);
1765         set_floor_mode(ipc);
1766
1767         /* Enter the lobby */
1768         dotgoto(ipc, "_BASEROOM_", 1, 0);
1769
1770         /* Main loop for the system... user is logged in. */
1771     free(uglist[0]);
1772         uglistsize = 0;
1773
1774         if (newnow == 1)
1775                 readmsgs(ipc, LastMessages, ReadForward, 5);
1776         else
1777                 readmsgs(ipc, NewMessages, ReadForward, 0);
1778
1779         /* MAIN COMMAND LOOP */
1780         do {
1781                 mcmd = getcmd(ipc, argbuf);     /* Get keyboard command */
1782
1783 #ifdef TIOCGWINSZ
1784                 check_screen_dims();            /* get screen size */
1785 #endif
1786
1787                 if (termn8 == 0)
1788                         switch (mcmd) {
1789                         case 1:
1790                                 formout(ipc, "help");
1791                                 break;
1792                         case 4:
1793                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 0);
1794                                 break;
1795                         case 36:
1796                                 entmsg(ipc, 0, 1, 0);
1797                                 break;
1798                         case 46:
1799                                 entmsg(ipc, 0, 2, 0);
1800                                 break;
1801                         case 78:
1802                                 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0), 1);
1803                                 break;
1804                         case 5:                         /* <G>oto */
1805                                 updatels(ipc);
1806                                 gotonext(ipc);
1807                                 break;
1808                         case 47:                        /* <A>bandon */
1809                                 gotonext(ipc);
1810                                 break;
1811                         case 90:                        /* <.A>bandon */
1812                                 dotgoto(ipc, argbuf, 0, 0);
1813                                 break;
1814                         case 58:                        /* <M>ail */
1815                                 updatelsa(ipc);
1816                                 dotgoto(ipc, "_MAIL_", 1, 0);
1817                                 break;
1818                         case 20:
1819                                 if (!IsEmptyStr(argbuf)) {
1820                                         updatels(ipc);
1821                                         dotgoto(ipc, argbuf, 0, 0);
1822                                 }
1823                                 break;
1824                         case 52:
1825                                 if (!IsEmptyStr(argbuf)) {
1826                                         dotgoto(ipc, argbuf, 0, 0);
1827                                 }
1828                                 break;
1829                         case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1830                                 dotungoto(ipc, argbuf);
1831                                 break;
1832                         case 10:
1833                                 readmsgs(ipc, AllMessages, ReadForward, 0);
1834                                 break;
1835                         case 9:
1836                                 readmsgs(ipc, LastMessages, ReadForward, 5);
1837                                 break;
1838                         case 13:
1839                                 readmsgs(ipc, NewMessages, ReadForward, 0);
1840                                 break;
1841                         case 11:
1842                                 readmsgs(ipc, AllMessages, ReadReverse, 0);
1843                                 break;
1844                         case 12:
1845                                 readmsgs(ipc, OldMessages, ReadReverse, 0);
1846                                 break;
1847                         case 71:
1848                                 readmsgs(ipc, LastMessages, ReadForward,
1849                                                 atoi(argbuf));
1850                                 break;
1851                         case 7:
1852                                 forget(ipc);
1853                                 break;
1854                         case 18:
1855                                 subshell();
1856                                 break;
1857                         case 38:
1858                                 updatels(ipc);
1859                                 entroom(ipc);
1860                                 break;
1861                         case 22:
1862                                 killroom(ipc);
1863                                 break;
1864                         case 32:
1865                                 userlist(ipc, argbuf);
1866                                 break;
1867                         case 27:
1868                                 invite(ipc);
1869                                 break;
1870                         case 28:
1871                                 kickout(ipc);
1872                                 break;
1873                         case 23:
1874                                 editthisroom(ipc);
1875                                 break;
1876                         case 14:
1877                                 roomdir(ipc);
1878                                 break;
1879                         case 33:
1880                                 download(ipc, 0);
1881                                 break;
1882                         case 34:
1883                                 download(ipc, 1);
1884                                 break;
1885                         case 31:
1886                                 download(ipc, 2);
1887                                 break;
1888                         case 43:
1889                                 download(ipc, 3);
1890                                 break;
1891                         case 45:
1892                                 download(ipc, 4);
1893                                 break;
1894                         case 55:
1895                                 download(ipc, 5);
1896                                 break;
1897                         case 39:
1898                                 upload(ipc, 0);
1899                                 break;
1900                         case 40:
1901                                 upload(ipc, 1);
1902                                 break;
1903                         case 42:
1904                                 upload(ipc, 2);
1905                                 break;
1906                         case 44:
1907                                 upload(ipc, 3);
1908                                 break;
1909                         case 57:
1910                                 cli_upload(ipc);
1911                                 break;
1912                         case 16:
1913                                 ungoto(ipc);
1914                                 break;
1915                         case 24:
1916                                 whoknows(ipc);
1917                                 break;
1918                         case 26:
1919                                 validate(ipc);
1920                                 break;
1921                         case 29:
1922                         case 30:
1923                                 updatels(ipc);
1924                                 termn8 = 1;
1925                                 break;
1926                         case 48:
1927                                 enterinfo(ipc);
1928                                 break;
1929                         case 49:
1930                                 readinfo(ipc);
1931                                 break;
1932                         case 72:
1933                                 cli_image_upload(ipc, "_userpic_");
1934                                 break;
1935                         case 73:
1936                                 cli_image_upload(ipc, "_roompic_");
1937                                 break;
1938
1939                         case 74:
1940                                 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
1941                                 cli_image_upload(ipc, aaa);
1942                                 break;
1943
1944                         case 75:
1945                                 enternew(ipc, "roomname", aaa, 20);
1946                                 r = CtdlIPCChangeRoomname(ipc, aaa, bbb);
1947                                 if (r / 100 != 2)
1948                                         scr_printf("\n%s\n", bbb);
1949                                 break;
1950                         case 76:
1951                                 enternew(ipc, "hostname", aaa, 25);
1952                                 r = CtdlIPCChangeHostname(ipc, aaa, bbb);
1953                                 if (r / 100 != 2)
1954                                         scr_printf("\n%s\n", bbb);
1955                                 break;
1956                         case 77:
1957                                 enternew(ipc, "username", aaa, 32);
1958                                 r = CtdlIPCChangeUsername(ipc, aaa, bbb);
1959                                 if (r / 100 != 2)
1960                                         scr_printf("\n%s\n", bbb);
1961                                 break;
1962
1963                         case 35:
1964                                 set_password(ipc);
1965                                 break;
1966
1967                         case 21:
1968                                 if (argbuf[0] == 0)
1969                                         strcpy(aaa, "?");
1970                                 display_help(ipc, argbuf);
1971                                 break;
1972
1973                         case 41:
1974                                 formout(ipc, "register");
1975                                 entregis(ipc);
1976                                 break;
1977
1978                         case 15:
1979                                 scr_printf("Are you sure (y/n)? ");
1980                                 if (yesno() == 1) {
1981                                         updatels(ipc);
1982                                         a = 0;
1983                                         termn8 = 1;
1984                                 }
1985                                 break;
1986
1987                         case 85:
1988                                 scr_printf("All users will be disconnected!  "
1989                                            "Really terminate the server? ");
1990                                 if (yesno() == 1) {
1991                                         updatels(ipc);
1992                                         r = CtdlIPCTerminateServerNow(ipc, aaa);
1993                                         scr_printf("%s\n", aaa);
1994                                         if (r / 100 == 2) {
1995                                                 a = 0;
1996                                                 termn8 = 1;
1997                                         }
1998                                 }
1999                                 break;
2000
2001                         case 86:
2002                                 scr_printf("Do you really want to schedule a "
2003                                            "server shutdown? ");
2004                                 if (yesno() == 1) {
2005                                         r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
2006                                         if (r / 100 == 2) {
2007                                                 if (atoi(aaa)) {
2008                                                         scr_printf(
2009                                                                    "The Citadel server will terminate when all users are logged off.\n"
2010                                                                    );
2011                                                 } else {
2012                                                         scr_printf(
2013                                                                    "The Citadel server will not terminate.\n"
2014                                                                    );
2015                                                 }
2016                                         }
2017                                 }
2018                                 break;
2019
2020                         case 87:
2021                                 network_config_management(ipc, "listrecp",
2022                                                           "Message-by-message mailing list recipients");
2023                                 break;
2024
2025                         case 94:
2026                                 network_config_management(ipc, "digestrecp",
2027                                                           "Digest mailing list recipients");
2028                                 break;
2029
2030                         case 89:
2031                                 network_config_management(ipc, "ignet_push_share",
2032                                                           "Nodes with which we share this room");
2033                                 break;
2034
2035                         case 88:
2036                                 do_ignet_configuration(ipc);
2037                                 break;
2038
2039                         case 92:
2040                                 do_filterlist_configuration(ipc);
2041                                 break;
2042
2043                         case 6:
2044                                 gotonext(ipc);
2045                                 break;
2046
2047                         case 3:
2048                                 chatmode(ipc);
2049                                 break;
2050
2051                         case 17:
2052                                 who_is_online(ipc, 0);
2053                                 break;
2054
2055                         case 79:
2056                                 who_is_online(ipc, 1);
2057                                 break;
2058
2059                         case 91:
2060                                 who_is_online(ipc, 2);
2061                                 break;
2062                 
2063                         case 80:
2064                                 do_system_configuration(ipc);
2065                                 break;
2066
2067                         case 82:
2068                                 do_internet_configuration(ipc);
2069                                 break;
2070
2071                         case 84:
2072                                 quiet_mode(ipc);
2073                                 break;
2074
2075                         case 93:
2076                                 stealth_mode(ipc);
2077                                 break;
2078
2079                         case 50:
2080                                 enter_config(ipc, 2);
2081                                 break;
2082
2083                         case 37:
2084                                 enter_config(ipc, 0);
2085                                 set_floor_mode(ipc);
2086                                 break;
2087
2088                         case 59:
2089                                 enter_config(ipc, 3);
2090                                 set_floor_mode(ipc);
2091                                 break;
2092
2093                         case 60:
2094                                 gotofloor(ipc, argbuf, GF_GOTO);
2095                                 break;
2096
2097                         case 61:
2098                                 gotofloor(ipc, argbuf, GF_SKIP);
2099                                 break;
2100
2101                         case 62:
2102                                 forget_this_floor(ipc);
2103                                 break;
2104
2105                         case 63:
2106                                 create_floor(ipc);
2107                                 break;
2108
2109                         case 64:
2110                                 edit_floor(ipc);
2111                                 break;
2112
2113                         case 65:
2114                                 kill_floor(ipc);
2115                                 break;
2116
2117                         case 66:
2118                                 enter_bio(ipc);
2119                                 break;
2120
2121                         case 67:
2122                                 read_bio(ipc);
2123                                 break;
2124
2125                         case 25:
2126                                 edituser(ipc, 25);
2127                                 break;
2128
2129                         case 96:
2130                                 edituser(ipc, 96);
2131                                 break;
2132
2133                         case 8:
2134                                 knrooms(ipc, floor_mode);
2135                                 scr_printf("\n");
2136                                 break;
2137
2138                         case 68:
2139                                 knrooms(ipc, 2);
2140                                 scr_printf("\n");
2141                                 break;
2142
2143                         case 69:
2144                                 misc_server_cmd(ipc, argbuf);
2145                                 break;
2146
2147                         case 70:
2148                                 edit_system_message(ipc, argbuf);
2149                                 break;
2150
2151                         case 19:
2152                                 listzrooms(ipc);
2153                                 scr_printf("\n");
2154                                 break;
2155
2156                         case 51:
2157                                 deletefile(ipc);
2158                                 break;
2159
2160                         case 54:
2161                                 movefile(ipc);
2162                                 break;
2163
2164                         case 56:
2165                                 page_user(ipc);
2166                                 break;
2167
2168             case 110:           /* <+> Next room */
2169                                  gotoroomstep(ipc, 1, 0);
2170                              break;
2171
2172             case 111:           /* <-> Previous room */
2173                  gotoroomstep(ipc, 0, 0);
2174                              break;
2175
2176                         case 112:           /* <>> Next floor */
2177                  gotofloorstep(ipc, 1, GF_GOTO);
2178                              break;
2179
2180                         case 113:           /* <<> Previous floor */
2181                  gotofloorstep(ipc, 0, GF_GOTO);
2182                                  break;
2183
2184             case 116:           /* <.> skip to <+> Next room */
2185                  gotoroomstep(ipc, 1, 1);
2186                              break;
2187
2188             case 117:           /* <.> skip to <-> Previous room */
2189                  gotoroomstep(ipc, 0, 1);
2190                              break;
2191
2192                         case 118:           /* <.> skip to <>> Next floor */
2193                  gotofloorstep(ipc, 1, GF_SKIP);
2194                              break;
2195
2196                         case 119:           /* <.> skip to <<> Previous floor */
2197                  gotofloorstep(ipc, 0, GF_SKIP);
2198                                  break;
2199
2200                         case 114:           
2201                  read_config(ipc);
2202                                  break;
2203
2204                         case 115:           
2205                  system_info(ipc);
2206                                  break;
2207
2208                         case 120:           /* .KAnonymous */
2209                          dotknown(ipc, 0, NULL);
2210                                  break;
2211
2212                         case 121:           /* .KDirectory */
2213                          dotknown(ipc, 1, NULL);
2214                                  break;
2215
2216                         case 122:           /* .KMatch */
2217                          dotknown(ipc, 2, argbuf);
2218                                  break;
2219
2220                         case 123:           /* .KpreferredOnly */
2221                          dotknown(ipc, 3, NULL);
2222                                  break;
2223
2224                         case 124:           /* .KPrivate */
2225                          dotknown(ipc, 4, NULL);
2226                                  break;
2227
2228                         case 125:           /* .KRead only */
2229                          dotknown(ipc, 5, NULL);
2230                                  break;
2231
2232                         case 126:           /* .KShared */
2233                          dotknown(ipc, 6, NULL);
2234                                  break;
2235
2236                         case 127:           /* Configure POP3 aggregation */
2237                                 do_pop3client_configuration(ipc);
2238                                 break;
2239
2240                         case 128:           /* Configure XML/RSS feed retrieval */
2241                                 do_rssclient_configuration(ipc);
2242                                 break;
2243
2244                         default:
2245                                 break;
2246                         }       /* end switch */
2247         } while (termn8 == 0);
2248
2249 TERMN8: scr_printf("%s logged out.", fullname);
2250         termn8 = 0;
2251         color(ORIGINAL_PAIR);
2252         scr_printf("\n");
2253         while (marchptr != NULL) {
2254                 remove_march(marchptr->march_name, 0);
2255         }
2256         if (mcmd == 30) {
2257                 scr_printf("\n\nType 'off' to disconnect, or next user...\n");
2258         }
2259         CtdlIPCLogout(ipc);
2260         if ((mcmd == 29) || (mcmd == 15)) {
2261                 stty_ctdl(SB_RESTORE);
2262                 formout(ipc, "goodbye");
2263                 logoff(ipc, 0);
2264         }
2265         /* Free the ungoto list */
2266         for (lp = 0; lp < uglistsize; lp++) {
2267                 free(uglist[lp]);
2268         }
2269     uglistsize = 0;
2270         goto GSTA;
2271
2272 }       /* end main() */
2273