4 * Main source module for the client program.
15 #if TIME_WITH_SYS_TIME
16 # include <sys/time.h>
20 # include <sys/time.h>
27 #include <sys/types.h>
30 #include <sys/ioctl.h>
37 #include "citadel_ipc.h"
40 #include "routines2.h"
44 #include "client_chat.h"
45 #include "client_passwords.h"
46 #include "citadel_decls.h"
53 #include "citadel_dirs.h"
57 #define IFEXPERT if (userflags&US_EXPERT)
58 #define IFNEXPERT if ((userflags&US_EXPERT)==0)
59 #define IFAIDE if (axlevel>=6)
60 #define IFNAIDE if (axlevel<6)
62 int rordercmp(struct ctdlroomlisting *r1, struct ctdlroomlisting *r2);
64 struct march *march = NULL;
66 /* globals associated with the client program */
67 char temp[PATH_MAX]; /* Name of general-purpose temp file */
68 char temp2[PATH_MAX]; /* Name of general-purpose temp file */
69 char tempdir[PATH_MAX]; /* Name of general-purpose temp directory */
70 char editor_paths[MAX_EDITORS][SIZ]; /* paths to external editors */
71 char printcmd[SIZ]; /* print command */
72 int editor_pid = (-1);
73 char fullname[USERNAME_SIZE];
77 char room_name[ROOMNAMELEN];
78 char *uglist[UGLISTLEN]; /* size of the ungoto list */
79 long uglistlsn[UGLISTLEN]; /* current read position for all the ungoto's. Not going to make any friends with this one. */
81 char is_mail = 0; /* nonzero when we're in a mail room */
82 char axlevel = 0; /* access level */
83 char is_room_aide = 0; /* boolean flag, 1 if room aide */
87 long usernum = 0L; /* user number */
88 time_t lastcall = 0L; /* Date/time of previous login */
90 long highest_msg_read; /* used for <A>bandon room cmd */
91 long maxmsgnum; /* used for <G>oto */
93 char have_xterm = 0; /* are we running on an xterm? */
94 char rc_username[USERNAME_SIZE];
100 char curr_floor = 0; /* number of current floor */
101 char floorlist[128][SIZ]; /* names of floors */
102 int termn8 = 0; /* Set to nonzero to cause a logoff */
103 int secure; /* Set to nonzero when wire is encrypted */
104 int can_do_msg4 = 0; /* Set to nonzero if the server can handle MSG4 commands */
106 extern char instant_msgs; /* instant messages waiting! */
107 extern int rc_ansi_color; /* ansi color value from citadel.rc */
108 extern int next_lazy_cmd;
110 CtdlIPC *ipc_for_signal_handlers; /* KLUDGE cover your eyes */
113 * here is our 'clean up gracefully and exit' routine
115 void ctdl_logoff(char *file, int line, CtdlIPC *ipc, int code)
119 if (editor_pid > 0) { /* kill the editor if it's running */
120 kill(editor_pid, SIGHUP);
123 /* Free the ungoto list */
124 for (lp = 0; lp < uglistsize; lp++) {
128 /* Shut down the server connection ... but not if the logoff code is 3,
129 * because that means we're exiting because we already lost the server.
136 * now clean up various things
144 /* Violently kill off any child processes if Citadel is
147 if (getppid() == 1) {
148 kill(0 - getpgrp(), SIGTERM);
150 kill(0 - getpgrp(), SIGKILL);
152 color(ORIGINAL_PAIR); /* Restore the old color settings */
153 stty_ctdl(SB_RESTORE); /* return the old terminal settings */
155 * uncomment the following if you need to know why Citadel exited
156 printf("*** Exit code %d at %s:%d\n", code, file, line);
159 exit(code); /* exit with the proper exit code */
165 * signal catching function for hangups...
167 void dropcarr(int signum)
169 logoff(NULL, 3); /* No IPC when server's already gone! */
175 * catch SIGCONT to reset terminal modes when were are put back into the
178 void catch_sigcont(int signum)
181 signal(SIGCONT, catch_sigcont);
185 /* general purpose routines */
188 void formout(CtdlIPC *ipc, char *name)
190 int r; /* IPC return code */
194 r = CtdlIPCSystemMessage(ipc, name, &text, buf);
196 scr_printf("%s\n", buf);
200 fmout(screenwidth, NULL, text, NULL,
201 ((userflags & US_PAGINATOR) ? 1 : 0),
208 void userlist(CtdlIPC *ipc, char *patn)
214 int r; /* IPC response code */
215 char *listing = NULL;
217 r = CtdlIPCUserListing(ipc, patn, &listing, buf);
219 pprintf("%s\n", buf);
223 pprintf(" User Name Num L LastCall Calls Posts\n");
224 pprintf("------------------------- ----- - ---------- ----- -----\n");
225 if (listing != NULL) while (strlen(listing) > 0) {
226 extract_token(buf, listing, 0, '\n', sizeof buf);
227 remove_token(listing, 0, '\n');
229 if (sigcaught == 0) {
230 extract_token(fl, buf, 0, '|', sizeof fl);
231 if (pattern(fl, patn) >= 0) {
232 pprintf("%-25s ", fl);
233 pprintf("%5ld %d ", extract_long(buf, 2),
234 extract_int(buf, 1));
235 lc = extract_long(buf, 3);
236 localtime_r(&lc, &tmbuf);
237 pprintf("%02d/%02d/%04d ",
240 (tmbuf.tm_year + 1900));
241 pprintf("%5ld %5ld\n", extract_long(buf, 4), extract_long(buf, 5));
252 * grab assorted info about the user...
254 void load_user_info(char *params)
256 extract_token(fullname, params, 0, '|', sizeof fullname);
257 axlevel = extract_int(params, 1);
258 timescalled = extract_int(params, 2);
259 posted = extract_int(params, 3);
260 userflags = extract_int(params, 4);
261 usernum = extract_long(params, 5);
262 lastcall = extract_long(params, 6);
267 * Remove a room from the march list. 'floornum' is ignored unless
268 * 'roomname' is set to _FLOOR_, in which case all rooms on the requested
269 * floor will be removed from the march list.
271 void remove_march(char *roomname, int floornum)
273 struct march *mptr, *mptr2;
278 if ((!strcasecmp(march->march_name, roomname))
279 || ((!strcasecmp(roomname, "_FLOOR_")) && (march->march_floor == floornum))) {
286 for (mptr = march; mptr != NULL; mptr = mptr->next) {
288 if ((!strcasecmp(mptr->march_name, roomname))
289 || ((!strcasecmp(roomname, "_FLOOR_"))
290 && (mptr->march_floor == floornum))) {
292 mptr2->next = mptr->next;
303 * Locate the room on the march list which we most want to go to. Each room
304 * is measured given a "weight" of preference based on various factors.
306 char *pop_march(int desired_floor, struct march *_march)
308 static char TheRoom[ROOMNAMELEN];
310 int TheOrder = 32767;
313 struct march *mptr = NULL;
315 strcpy(TheRoom, "_BASEROOM_");
319 for (mptr = _march; mptr != NULL; mptr = mptr->next) {
321 if ((strcasecmp(mptr->march_name, "_BASEROOM_")))
322 weight = weight + 10000;
323 if (mptr->march_floor == desired_floor)
324 weight = weight + 5000;
326 weight = weight + ((128 - (mptr->march_floor)) * 128);
327 weight = weight + (128 - (mptr->march_order));
329 if (weight > TheWeight) {
331 strcpy(TheRoom, mptr->march_name);
332 TheFloor = mptr->march_floor;
333 TheOrder = mptr->march_order;
341 * jump directly to a room
343 void dotgoto(CtdlIPC *ipc, char *towhere, int display_name, int fromungoto)
345 char aaa[SIZ], bbb[SIZ];
347 int newmailcount = 0;
348 int partial_match, best_match;
350 int ugpos = uglistsize;
351 int r; /* IPC result code */
352 struct ctdlipcroom *room = NULL;
354 /* store ungoto information */
355 if (fromungoto == 0) {
356 /* sloppy slide them all down, hey it's the client, who cares. :-) */
357 if (uglistsize >= (UGLISTLEN-1)) {
360 for (lp = 0; lp < (UGLISTLEN-1); lp++) {
361 uglist[lp] = uglist[lp+1];
362 uglistlsn[lp] = uglistlsn[lp+1];
369 uglist[ugpos] = malloc(strlen(room_name)+1);
370 strcpy(uglist[ugpos], room_name);
371 uglistlsn[ugpos] = ls;
374 /* first try an exact match */
375 r = CtdlIPCGotoRoom(ipc, towhere, "", &room, aaa);
377 newprompt("Enter room password: ", bbb, 9);
378 r = CtdlIPCGotoRoom(ipc, towhere, bbb, &room, aaa);
380 scr_printf("Wrong password.\n");
386 * If a match is not found, try a partial match.
387 * Partial matches anywhere in the string carry a weight of 1,
388 * left-aligned matches carry a weight of 2. Pick the room that
389 * has the highest-weighted match. Do not match on forgotten
393 struct march *march = NULL;
398 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, AllFloors, &march, aaa);
400 /* Run the roomlist; free the data as we go */
401 struct march *mp = march; /* Current */
405 if (pattern(mp->march_name, towhere) >= 0) {
408 if (!strncasecmp(mp->march_name, towhere, strlen(towhere))) {
411 if (partial_match > best_match) {
412 strcpy(bbb, mp->march_name);
413 best_match = partial_match;
415 /* Both pointers are NULL at end of list */
422 if (strlen(bbb) == 0) {
423 scr_printf("No room '%s'.\n", towhere);
427 r = CtdlIPCGotoRoom(ipc, bbb, "", &room, aaa);
429 if (r / 100 != 1 && r / 100 != 2) {
430 scr_printf("%s\n", aaa);
433 safestrncpy(room_name, room->RRname, ROOMNAMELEN);
434 room_flags = room->RRflags;
435 from_floor = curr_floor;
436 curr_floor = room->RRfloor;
438 remove_march(room_name, 0);
439 if (!strcasecmp(towhere, "_BASEROOM_"))
440 remove_march(towhere, 0);
442 next_lazy_cmd = 5; /* Don't read new if no new msgs */
443 if ((from_floor != curr_floor) && (display_name > 0) && (floor_mode == 1)) {
444 if (floorlist[(int) curr_floor][0] == 0)
446 scr_printf("(Entering floor: %s)\n", &floorlist[(int) curr_floor][0]);
448 if (display_name == 1) {
450 scr_printf("%s ", room_name);
454 if (display_name != 2) {
455 color(BRIGHT_YELLOW);
456 scr_printf("%d ", room->RRunread);
458 scr_printf("new of ");
459 color(BRIGHT_YELLOW);
460 scr_printf("%d ", room->RRtotal);
462 scr_printf("messages.\n");
464 highest_msg_read = room->RRlastread;
465 maxmsgnum = room->RRhighest;
466 is_mail = room->RRismailbox;
467 is_room_aide = room->RRaide;
468 ls = room->RRlastread;
470 /* read info file if necessary */
471 if (room->RRinfoupdated > 0)
474 /* check for newly arrived mail if we can */
475 newmailcount = room->RRnewmail;
476 if (newmailcount > 0) {
478 if (newmailcount == 1) {
479 scr_printf("*** A new mail message has arrived.\n");
482 scr_printf("*** %d new mail messages have arrived.\n",
486 if (strlen(rc_gotmail_cmd) > 0) {
487 system(rc_gotmail_cmd);
490 status_line(ipc->ServInfo.humannode, ipc->ServInfo.site_location,
491 room_name, secure, newmailcount);
494 /* Goto next room having unread messages.
495 * We want to skip over rooms that the user has already been to, and take the
496 * user back to the lobby when done. The room we end up in is placed in
497 * newroom - which is set to 0 (the lobby) initially.
499 void gotonext(CtdlIPC *ipc)
502 struct march *mptr, *mptr2;
503 char next_room[ROOMNAMELEN];
504 int r; /* IPC response code */
506 /* Check to see if the march-mode list is already allocated.
507 * If it is, pop the first room off the list and go there.
510 r = CtdlIPCKnownRooms(ipc, SubscribedRoomsWithNewMessages,
511 AllFloors, &march, buf);
513 /* add _BASEROOM_ to the end of the march list, so the user will end up
514 * in the system base room (usually the Lobby>) at the end of the loop
516 mptr = (struct march *) malloc(sizeof(struct march));
518 strcpy(mptr->march_name, "_BASEROOM_");
523 while (mptr2->next != NULL)
528 * ...and remove the room we're currently in, so a <G>oto doesn't make us
529 * walk around in circles
531 remove_march(room_name, 0);
534 strcpy(next_room, pop_march(curr_floor, march));
536 strcpy(next_room, "_BASEROOM_");
538 remove_march(next_room, 0);
539 dotgoto(ipc, next_room, 1, 0);
543 * forget all rooms on a given floor
545 void forget_all_rooms_on(CtdlIPC *ipc, int ffloor)
548 struct march *flist = NULL;
549 struct march *fptr = NULL;
550 struct ctdlipcroom *room = NULL;
551 int r; /* IPC response code */
553 scr_printf("Forgetting all rooms on %s...\n", &floorlist[ffloor][0]);
555 remove_march("_FLOOR_", ffloor);
556 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, ffloor, &flist, buf);
558 scr_printf("Error %d: %s\n", r, buf);
562 r = CtdlIPCGotoRoom(ipc, flist->march_name, "", &room, buf);
564 r = CtdlIPCForgetRoom(ipc, buf);
566 scr_printf("Error %d: %s\n", r, buf);
578 * routine called by gotofloor() to move to a new room on a new floor
580 void gf_toroom(CtdlIPC *ipc, char *towhere, int mode)
582 int floor_being_left;
584 floor_being_left = curr_floor;
586 if (mode == GF_GOTO) { /* <;G>oto mode */
588 dotgoto(ipc, towhere, 1, 0);
590 else if (mode == GF_SKIP) { /* <;S>kip mode */
591 dotgoto(ipc, towhere, 1, 0);
592 remove_march("_FLOOR_", floor_being_left);
594 else if (mode == GF_ZAP) { /* <;Z>ap mode */
595 dotgoto(ipc, towhere, 1, 0);
596 remove_march("_FLOOR_", floor_being_left);
597 forget_all_rooms_on(ipc, floor_being_left);
605 void gotofloor(CtdlIPC *ipc, char *towhere, int mode)
608 int r; /* IPC response code */
610 char buf[SIZ], targ[SIZ];
612 if (floorlist[0][0] == 0)
615 for (a = 0; a < 128; ++a)
616 if (!strcasecmp(&floorlist[a][0], towhere))
620 for (a = 0; a < 128; ++a) {
621 if (!strncasecmp(&floorlist[a][0], towhere, strlen(towhere))) {
627 for (a = 0; a < 128; ++a)
628 if (pattern(towhere, &floorlist[a][0]) > 0)
632 scr_printf("No floor '%s'.\n", towhere);
635 for (mptr = march; mptr != NULL; mptr = mptr->next) {
636 if ((mptr->march_floor) == tofloor) {
637 gf_toroom(ipc, mptr->march_name, mode);
642 /* Find first known room on the floor */
646 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, tofloor, &mptr, buf);
648 struct march *tmp = mptr;
650 /*. . . according to room order */
652 strcpy(targ, pop_march(tofloor, mptr));
659 if (strlen(targ) > 0) {
660 gf_toroom(ipc, targ, mode);
664 /* No known rooms on the floor; unzap the first one then */
668 r = CtdlIPCKnownRooms(ipc, AllAccessibleRooms, tofloor, &mptr, buf);
670 struct march *tmp = mptr;
672 /*. . . according to room order */
674 strcpy(targ, pop_march(tofloor, mptr));
681 if (strlen(targ) > 0) {
682 gf_toroom(ipc, targ, mode);
684 scr_printf("There are no rooms on '%s'.\n", &floorlist[tofloor][0]);
689 * Indexing mechanism for a room list, called by gotoroomstep()
691 void room_tree_list_query(struct ctdlroomlisting *rp, char *findrmname, int findrmslot, char *rmname, int *rmslot, int *rmtotal)
693 char roomname[ROOMNAMELEN];
694 static int cur_rmslot = 0;
701 if (rp->lnext != NULL) {
702 room_tree_list_query(rp->lnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
705 if (sigcaught == 0) {
706 strcpy(roomname, rp->rlname);
708 if (rmname != NULL) {
709 if (cur_rmslot == findrmslot) {
710 strcpy(rmname, roomname);
713 if (rmslot != NULL) {
714 if (!strcmp(roomname, findrmname)) {
715 *rmslot = cur_rmslot;
721 if (rp->rnext != NULL) {
722 room_tree_list_query(rp->rnext, findrmname, findrmslot, rmname, rmslot, rmtotal);
725 if ((rmname == NULL) && (rmslot == NULL))
728 if (rmtotal != NULL) {
729 *rmtotal = cur_rmslot;
734 * step through rooms on current floor
736 void gotoroomstep(CtdlIPC *ipc, int direction)
738 struct march *listing = NULL;
740 int r; /* IPC response code */
742 struct ctdlroomlisting *rl = NULL;
743 struct ctdlroomlisting *rp;
744 struct ctdlroomlisting *rs;
746 char rmname[ROOMNAMELEN];
750 /* Ask the server for a room list */
751 r = CtdlIPCKnownRooms(ipc, SubscribedRooms, (-1), &listing, buf);
758 for (mptr = listing; mptr != NULL; mptr = mptr->next) {
762 && (mptr->march_floor != curr_floor))
766 rp = malloc(sizeof(struct ctdlroomlisting));
767 strncpy(rp->rlname, mptr->march_name, ROOMNAMELEN);
768 rp->rlflags = mptr->march_flags;
769 rp->rlfloor = mptr->march_floor;
770 rp->rlorder = mptr->march_order;
779 if (rordercmp(rp, rs) < 0) {
780 if (rs->lnext == NULL) {
787 if (rs->rnext == NULL) {
799 /* Find position of current room */
800 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
801 room_tree_list_query(rl, room_name, 0, NULL, &rmslot, &rmtotal);
803 if (direction == 0) { /* Previous room */
804 /* If we're at the first room, wrap to the last room */
806 rmslot = rmtotal - 1;
810 } else { /* Next room */
811 /* If we're at the last room, wrap to the first room */
812 if (rmslot == rmtotal - 1) {
819 /* Get name of next/previous room */
820 room_tree_list_query(NULL, NULL, 0, NULL, NULL, NULL);
821 room_tree_list_query(rl, NULL, rmslot, rmname, NULL, NULL);
824 room_tree_list_query(rl, NULL, 0, NULL, NULL, NULL);
827 dotgoto(ipc, rmname, 1, 0);
832 * step through floors on system
834 void gotofloorstep(CtdlIPC *ipc, int direction)
838 if (floorlist[0][0] == 0)
841 if (direction == 0) { /* Previous floor */
842 if (curr_floor) tofloor = curr_floor - 1;
845 while (!floorlist[tofloor][0]) tofloor--;
846 } else { /* Next floor */
847 if (curr_floor < 127) tofloor = curr_floor + 1;
850 while (!floorlist[tofloor][0] && tofloor < 127) tofloor++;
851 if (!floorlist[tofloor][0]) tofloor = 0;
853 /* ;g works when not in floor mode so . . . */
855 scr_printf("(%s)\n", floorlist[tofloor] );
858 gotofloor(ipc, floorlist[tofloor], GF_GOTO);
863 * forget all rooms on current floor
865 void forget_this_floor(CtdlIPC *ipc)
867 if (curr_floor == 0) {
868 scr_printf("Can't forget this floor.\n");
871 if (floorlist[0][0] == 0) {
874 scr_printf("Are you sure you want to forget all rooms on %s? ",
875 &floorlist[(int) curr_floor][0]);
880 gf_toroom(ipc, "_BASEROOM_", GF_ZAP);
885 * Figure out the physical screen dimensions, if we can
886 * WARNING: this is now called from a signal handler!
888 void check_screen_dims(void)
892 unsigned short height; /* rows */
893 unsigned short width; /* columns */
894 unsigned short xpixels;
895 unsigned short ypixels; /* pixels */
898 if (have_xterm) { /* dynamically size screen if on an xterm */
899 if (ioctl(0, TIOCGWINSZ, &xwinsz) == 0) {
901 screenheight = is_curses_enabled() ? (int)xwinsz.height - 1 : (int) xwinsz.height;
903 screenwidth = (int) xwinsz.width;
911 * set floor mode depending on client, server, and user settings
913 void set_floor_mode(CtdlIPC* ipc)
915 if (ipc->ServInfo.ok_floors == 0) {
916 floor_mode = 0; /* Don't use floors if the server */
918 /* doesn't support them! */
920 if (rc_floor_mode == RC_NO) { /* never use floors */
923 if (rc_floor_mode == RC_YES) { /* always use floors */
926 if (rc_floor_mode == RC_DEFAULT) { /* user choice */
927 floor_mode = ((userflags & US_FLOORS) ? 1 : 0);
933 * Set or change the user's password
935 int set_password(CtdlIPC *ipc)
941 if (strlen(rc_password) > 0) {
942 strcpy(pass1, rc_password);
943 strcpy(pass2, rc_password);
945 IFNEXPERT formout(ipc, "changepw");
946 newprompt("Enter a new password: ", pass1, -19);
947 newprompt("Enter it again to confirm: ", pass2, -19);
951 if (!strcasecmp(pass1, pass2)) {
952 CtdlIPCChangePassword(ipc, pass1, buf);
953 scr_printf("%s\n", buf);
954 offer_to_remember_password(ipc, hostbuf, portbuf, fullname, pass1);
957 scr_printf("*** They don't match... try again.\n");
965 * get info about the server we've connected to
967 void get_serv_info(CtdlIPC *ipc, char *supplied_hostname)
971 CtdlIPCServerInfo(ipc, buf);
973 /* be nice and identify ourself to the server */
974 CtdlIPCIdentifySoftware(ipc, SERVER_TYPE, 0, REV_LEVEL,
975 (ipc->isLocal ? "local" : CITADEL),
976 (supplied_hostname) ? supplied_hostname :
977 /* Look up the , in the bible if you're confused */
978 (locate_host(ipc, buf), buf), buf);
980 /* Tell the server what our preferred content formats are */
981 if ((CtdlIPCSpecifyPreferredFormats(ipc, buf, "text/html|text/plain") / 100 )== 2) {
989 * Record compare function for SortOnlineUsers()
991 int idlecmp(const void *rec1, const void *rec2) {
994 i1 = extract_long(rec1, 5);
995 i2 = extract_long(rec2, 5);
997 if (i1 < i2) return(1);
998 if (i1 > i2) return(-1);
1004 * Sort the list of online users by idle time.
1005 * This function frees the supplied buffer, and returns a new one
1006 * to the caller. The caller is responsible for freeing the returned buffer.
1008 char *SortOnlineUsers(char *listing) {
1015 rows = num_tokens(listing, '\n');
1016 sortbuf = malloc(rows * SIZ);
1017 if (sortbuf == NULL) return(listing);
1018 retbuf = malloc(rows * SIZ);
1019 if (retbuf == NULL) {
1024 /* Copy the list into a fixed-record-size array for sorting */
1025 for (i=0; i<rows; ++i) {
1026 memset(buf, 0, SIZ);
1027 extract_token(buf, listing, i, '\n', sizeof buf);
1028 memcpy(&sortbuf[i*SIZ], buf, (size_t)SIZ);
1032 qsort(sortbuf, rows, SIZ, idlecmp);
1034 /* Copy back to a \n delimited list */
1036 for (i=0; i<rows; ++i) {
1037 strcat(retbuf, &sortbuf[i*SIZ]);
1038 if (i<(rows-1)) strcat(retbuf, "\n");
1046 * Display list of users currently logged on to the server
1048 void who_is_online(CtdlIPC *ipc, int longlist)
1050 char buf[SIZ], username[SIZ], roomname[SIZ], fromhost[SIZ];
1052 char actual_user[SIZ], actual_room[SIZ], actual_host[SIZ];
1053 char clientsoft[SIZ];
1055 time_t idletime, idlehours, idlemins, idlesecs;
1056 int last_session = (-1);
1058 char *listing = NULL;
1059 int r; /* IPC response code */
1061 if (longlist == 2) {
1067 color(BRIGHT_WHITE);
1068 pprintf(" User Name Room Idle From host\n");
1070 pprintf(" ------------------------- -------------------- ---- ------------------------\n");
1072 r = CtdlIPCOnlineUsers(ipc, &listing, &timenow, buf);
1073 listing = SortOnlineUsers(listing);
1075 while (strlen(listing) > 0) {
1078 /* Get another line */
1079 extract_token(buf, listing, 0, '\n', sizeof buf);
1080 remove_token(listing, 0, '\n');
1082 extract_token(username, buf, 1, '|', sizeof username);
1083 extract_token(roomname, buf, 2, '|', sizeof roomname);
1084 extract_token(fromhost, buf, 3, '|', sizeof fromhost);
1085 extract_token(clientsoft, buf, 4, '|', sizeof clientsoft);
1086 extract_token(flags, buf, 7, '|', sizeof flags);
1088 idletime = timenow - extract_long(buf, 5);
1089 idlehours = idletime / 3600;
1090 idlemins = (idletime - (idlehours * 3600)) / 60;
1091 idlesecs = (idletime - (idlehours * 3600) - (idlemins * 60));
1093 if (idletime > rc_idle_threshold) {
1095 while (strlen(roomname) < 20) {
1096 strcat(roomname, " ");
1098 strcpy(&roomname[14], "[idle]");
1105 extract_token(actual_user, buf, 8, '|', sizeof actual_user);
1106 extract_token(actual_room, buf, 9, '|', sizeof actual_room);
1107 extract_token(actual_host, buf, 10, '|', sizeof actual_host);
1109 pprintf(" Flags: %s\n", flags);
1110 pprintf("Session: %d\n", extract_int(buf, 0));
1111 pprintf(" Name: %s\n", username);
1112 pprintf("In room: %s\n", roomname);
1113 pprintf(" Host: %s\n", fromhost);
1114 pprintf(" Client: %s\n", clientsoft);
1115 pprintf(" Idle: %ld:%02ld:%02ld\n",
1120 if ( (strlen(actual_user)+strlen(actual_room)+strlen(actual_host)) > 0) {
1121 pprintf("(really ");
1122 if (strlen(actual_user)>0) pprintf("<%s> ", actual_user);
1123 if (strlen(actual_room)>0) pprintf("in <%s> ", actual_room);
1124 if (strlen(actual_host)>0) pprintf("from <%s> ", actual_host);
1131 if (extract_int(buf, 0) == last_session) {
1134 color(BRIGHT_MAGENTA);
1135 pprintf("%-3s", flags);
1137 last_session = extract_int(buf, 0);
1139 pprintf("%-25s ", username);
1140 color(BRIGHT_MAGENTA);
1142 pprintf("%-20s ", roomname);
1143 if (idletime > rc_idle_threshold) {
1144 /* over 1000d, must be gone fishing */
1145 if (idlehours > 23999) {
1148 } else if (idlehours > 239) {
1152 } else if (idlehours > 9) {
1153 pprintf("%1ldd%02ld",
1156 /* less than 10 hours */
1158 pprintf("%1ld:%02ld",
1159 idlehours, idlemins);
1167 fromhost[24] = '\0';
1168 pprintf("%-24s\n", fromhost);
1177 void enternew(CtdlIPC *ipc, char *desc, char *buf, int maxlen)
1180 snprintf(bbb, sizeof bbb, "Enter in your new %s: ", desc);
1181 newprompt(bbb, buf, maxlen);
1186 int shift(int argc, char **argv, int start, int count) {
1189 for (i=start; i<(argc-count); ++i) {
1190 argv[i] = argv[i+count];
1192 argc = argc - count;
1196 static void statusHook(char *s) {
1204 int main(int argc, char **argv)
1207 char aaa[100], bbb[100];/* general purpose variables */
1208 char argbuf[32]; /* command line buf */
1209 char nonce[NONCE_SIZE];
1210 char *telnet_client_host = NULL;
1211 char *sptr, *sptr2; /* USed to extract the nonce */
1212 char hexstring[MD5_HEXSTRING_SIZE];
1213 int stored_password = 0;
1215 struct ctdlipcmisc chek;
1216 struct ctdluser *myself = NULL;
1217 CtdlIPC* ipc; /* Our server connection */
1218 int r; /* IPC result code */
1222 char relhome[PATH_MAX]="";
1223 char ctdldir[PATH_MAX]=CTDLDIR;
1227 calc_dirs_n_files(relh, home, relhome, ctdldir);
1229 setIPCDeathHook(screen_delete);
1230 setIPCErrorPrintf(err_printf);
1231 setCryptoStatusHook(statusHook);
1233 /* Permissions sanity check - don't run citadel setuid/setgid */
1234 if (getuid() != geteuid()) {
1235 err_printf("Please do not run citadel setuid!\n");
1237 } else if (getgid() != getegid()) {
1238 err_printf("Please do not run citadel setgid!\n");
1242 stty_ctdl(SB_SAVE); /* Store the old terminal parameters */
1243 load_command_set(); /* parse the citadel.rc file */
1244 stty_ctdl(SB_NO_INTR); /* Install the new ones */
1245 /* signal(SIGHUP, dropcarr);FIXME */ /* Cleanup gracefully if carrier is dropped */
1246 signal(SIGPIPE, dropcarr); /* Cleanup gracefully if local conn. dropped */
1247 signal(SIGTERM, dropcarr); /* Cleanup gracefully if terminated */
1248 signal(SIGCONT, catch_sigcont); /* Catch SIGCONT so we can reset terminal */
1250 signal(SIGWINCH, scr_winch); /* Window resize signal */
1254 arg_encrypt = RC_DEFAULT;
1256 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1257 arg_screen = RC_DEFAULT;
1261 * Handle command line options as if we were called like /bin/login
1262 * (i.e. from in.telnetd)
1264 for (a=0; a<argc; ++a) {
1265 if ((argc > a+1) && (!strcmp(argv[a], "-h")) ) {
1266 telnet_client_host = argv[a+1];
1267 argc = shift(argc, argv, a, 2);
1269 if (!strcmp(argv[a], "-x")) {
1271 arg_encrypt = RC_NO;
1273 argc = shift(argc, argv, a, 1);
1275 if (!strcmp(argv[a], "-X")) {
1277 arg_encrypt = RC_YES;
1278 argc = shift(argc, argv, a, 1);
1280 fprintf(stderr, "Not compiled with encryption support");
1284 if (!strcmp(argv[a], "-s")) {
1285 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1288 argc = shift(argc, argv, a, 1);
1290 if (!strcmp(argv[a], "-S")) {
1291 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1292 arg_screen = RC_YES;
1294 argc = shift(argc, argv, a, 1);
1296 if (!strcmp(argv[a], "-p")) {
1299 if (chdir(CTDLDIR) < 0) {
1300 perror("can't change to " CTDLDIR);
1305 * Drop privileges if necessary. We stat
1306 * citadel.config to get the uid/gid since it's
1307 * guaranteed to have the uid/gid we want.
1309 if (!getuid() || !getgid()) {
1310 if (stat(file_citadel_config, &st) < 0) {
1311 perror("couldn't stat citadel.config");
1314 if (!getgid() && (setgid(st.st_gid) < 0)) {
1315 perror("couldn't change gid");
1318 if (!getuid() && (setuid(st.st_uid) < 0)) {
1319 perror("couldn't change uid");
1323 scr_printf("Privileges changed to uid %d gid %d\n",
1324 getuid(), getgid());
1327 argc = shift(argc, argv, a, 1);
1335 newprompt("Connect to (return for local server): ", hostbuf, 64);
1338 sln_printf("Attaching to server... \r");
1340 ipc = CtdlIPC_new(argc, argv, hostbuf, portbuf);
1343 error_printf("Can't connect: %s\n", strerror(errno));
1346 #if defined(HAVE_CURSES_H) && !defined(DISABLE_CURSES)
1347 CtdlIPC_SetNetworkStatusCallback(ipc, wait_indicator);
1349 ipc_for_signal_handlers = ipc; /* KLUDGE cover your eyes */
1351 CtdlIPC_chat_recv(ipc, aaa);
1352 if (aaa[0] != '2') {
1353 scr_printf("%s\n", &aaa[4]);
1354 logoff(ipc, atoi(aaa));
1357 /* If there is a [nonce] at the end, put the nonce in <nonce>, else nonce
1361 if ((sptr = strchr(aaa, '<')) == NULL)
1367 if ((sptr2 = strchr(sptr, '>')) == NULL)
1375 strncpy(nonce, sptr, (size_t)NONCE_SIZE);
1380 /* Evaluate encryption preferences */
1381 if (arg_encrypt != RC_NO && rc_encrypt != RC_NO) {
1382 if (!ipc->isLocal || arg_encrypt == RC_YES || rc_encrypt == RC_YES) {
1383 secure = (CtdlIPCStartEncryption(ipc, aaa) / 100 == 2) ? 1 : 0;
1385 error_printf("Can't encrypt: %s\n", aaa);
1390 get_serv_info(ipc, telnet_client_host);
1391 scr_printf("%-24s\n%s\n%s\n", ipc->ServInfo.software, ipc->ServInfo.humannode,
1392 ipc->ServInfo.site_location);
1395 status_line(ipc->ServInfo.humannode, ipc->ServInfo.site_location, NULL,
1398 screenwidth = 80; /* default screen dimensions */
1401 scr_printf(" pause next stop\n");
1402 scr_printf(" ctrl-s ctrl-o ctrl-c\n\n");
1403 formout(ipc, "hello"); /* print the opening greeting */
1406 GSTA: /* See if we have a username and password on disk */
1407 if (rc_remember_passwords) {
1408 get_stored_password(hostbuf, portbuf, fullname, password);
1409 if (strlen(fullname) > 0) {
1410 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1413 r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1415 r = CtdlIPCTryPassword(ipc, password, aaa);
1420 load_user_info(aaa);
1421 stored_password = 1;
1424 set_stored_password(hostbuf, portbuf, "", "");
1432 if (strlen(rc_username) > 0) {
1433 strcpy(fullname, rc_username);
1435 newprompt("Enter your name: ", fullname, 29);
1438 if (!strcasecmp(fullname, "new")) { /* just in case */
1439 scr_printf("Please enter the name you wish to log in with.\n");
1442 (!strcasecmp(fullname, "bbs"))
1443 || (!strcasecmp(fullname, "new"))
1444 || (strlen(fullname) == 0));
1446 if (!strcasecmp(fullname, "off")) {
1450 /* sign on to the server */
1451 r = CtdlIPCTryLogin(ipc, fullname, aaa);
1455 /* password authentication */
1456 if (strlen(rc_password) > 0) {
1457 strcpy(password, rc_password);
1459 newprompt("\rPlease enter your password: ", password, -19);
1464 r = CtdlIPCTryApopPassword(ipc, make_apop_string(password, nonce, hexstring, sizeof hexstring), aaa);
1466 r = CtdlIPCTryPassword(ipc, password, aaa);
1470 load_user_info(aaa);
1471 offer_to_remember_password(ipc, hostbuf, portbuf,
1472 fullname, password);
1475 scr_printf("<< wrong password >>\n");
1476 if (strlen(rc_password) > 0)
1480 NEWUSR: if (strlen(rc_password) == 0) {
1481 scr_printf("'%s' not found.\n", fullname);
1482 scr_printf("Type 'off' if you would like to exit.\n");
1483 if (ipc->ServInfo.newuser_disabled == 1) {
1486 scr_printf("Do you want to create a new user account called '%s'? ",
1493 r = CtdlIPCCreateUser(ipc, fullname, 1, aaa);
1495 scr_printf("%s\n", aaa);
1498 load_user_info(aaa);
1500 while (set_password(ipc) != 0);
1503 enter_config(ipc, 1);
1506 /* Switch color support on or off if we're in user mode */
1507 if (rc_ansi_color == 3) {
1508 if (userflags & US_COLOR)
1514 color(BRIGHT_WHITE);
1515 scr_printf("\n%s\nAccess level: %d (%s)\n"
1516 "User #%ld / Login #%d",
1517 fullname, axlevel, axdefs[(int) axlevel],
1518 usernum, timescalled);
1519 if (lastcall > 0L) {
1520 scr_printf(" / Last login: %s",
1521 asctime(localtime(&lastcall)));
1525 r = CtdlIPCMiscCheck(ipc, &chek, aaa);
1531 scr_printf("*** You have a new private message in Mail>\n");
1533 scr_printf("*** You have %d new private messages in Mail>\n", b);
1535 if (strlen(rc_gotmail_cmd) > 0) {
1536 system(rc_gotmail_cmd);
1539 if ((axlevel >= 6) && (chek.needvalid > 0)) {
1540 scr_printf("*** Users need validation\n");
1542 if (chek.needregis > 0) {
1543 scr_printf("*** Please register.\n");
1544 formout(ipc, "register");
1548 /* Make up some temporary filenames for use in various parts of the
1549 * program. Don't mess with these once they've been set, because we
1550 * will be unlinking them later on in the program and we don't
1551 * want to delete something that we didn't create. */
1552 CtdlMakeTempFileName(temp, sizeof temp);
1553 CtdlMakeTempFileName(temp2, sizeof temp2);
1554 CtdlMakeTempFileName(tempdir, sizeof tempdir);
1556 /* Get screen dimensions. First we go to a default of 80x24. Then
1557 * we try to get the user's actual screen dimensions off the server.
1558 * However, if we're running on an xterm, all this stuff is
1559 * irrelevant because we're going to dynamically size the screen
1560 * during the session.
1564 r = CtdlIPCGetConfig(ipc, &myself, aaa);
1566 screenwidth = myself->USscreenwidth;
1567 screenheight = myself->USscreenheight;
1569 if (getenv("TERM") != NULL)
1570 if (!strcmp(getenv("TERM"), "xterm")) {
1574 check_screen_dims();
1577 set_floor_mode(ipc);
1579 /* Enter the lobby */
1580 dotgoto(ipc, "_BASEROOM_", 1, 0);
1582 /* Main loop for the system... user is logged in. */
1586 readmsgs(ipc, LastMessages, ReadForward, 5);
1588 readmsgs(ipc, NewMessages, ReadForward, 0);
1590 /* MAIN COMMAND LOOP */
1592 mcmd = getcmd(ipc, argbuf); /* Get keyboard command */
1595 check_screen_dims(); /* if xterm, get screen size */
1601 formout(ipc, "help");
1604 entmsg(ipc, 0, ((userflags & US_EXTEDIT) ? 2 : 0));
1614 /* Only m.author is used */
1615 struct ctdlipcmessage m;
1616 newprompt("What do you want your username to be? ",
1617 m.author, USERNAME_SIZE - 1);
1619 r = CtdlIPCPostMessage(ipc, 2, &m, aaa);
1621 scr_printf("%s\n", aaa);
1626 case 5: /* <G>oto */
1630 case 47: /* <A>bandon */
1631 if (!rc_alt_semantics) {
1636 case 90: /* <.A>bandon */
1637 if (!rc_alt_semantics)
1639 dotgoto(ipc, argbuf, 0, 0);
1641 case 58: /* <M>ail */
1643 dotgoto(ipc, "_MAIL_", 1, 0);
1646 if (strlen(argbuf) > 0) {
1648 dotgoto(ipc, argbuf, 0, 0);
1652 if (strlen(argbuf) > 0) {
1653 if (rc_alt_semantics) {
1656 dotgoto(ipc, argbuf, 0, 0);
1659 case 95: /* what exactly is the numbering scheme supposed to be anyway? --Ford, there isn't one. -IO */
1660 dotungoto(ipc, argbuf);
1663 readmsgs(ipc, AllMessages, ReadForward, 0);
1666 readmsgs(ipc, LastMessages, ReadForward, 5);
1669 readmsgs(ipc, NewMessages, ReadForward, 0);
1672 readmsgs(ipc, AllMessages, ReadReverse, 0);
1675 readmsgs(ipc, OldMessages, ReadReverse, 0);
1678 readmsgs(ipc, LastMessages, ReadForward,
1695 userlist(ipc, argbuf);
1753 if (!rc_alt_semantics) {
1765 cli_image_upload(ipc, "_userpic_");
1768 cli_image_upload(ipc, "_roompic_");
1772 snprintf(aaa, sizeof aaa, "_floorpic_|%d", curr_floor);
1773 cli_image_upload(ipc, aaa);
1777 enternew(ipc, "roomname", aaa, 20);
1778 r = CtdlIPCChangeRoomname(ipc, aaa, bbb);
1780 scr_printf("\n%s\n", bbb);
1783 enternew(ipc, "hostname", aaa, 25);
1784 r = CtdlIPCChangeHostname(ipc, aaa, bbb);
1786 scr_printf("\n%s\n", bbb);
1789 enternew(ipc, "username", aaa, 32);
1790 r = CtdlIPCChangeUsername(ipc, aaa, bbb);
1792 scr_printf("\n%s\n", bbb);
1802 display_help(ipc, argbuf);
1806 formout(ipc, "register");
1811 scr_printf("Are you sure (y/n)? ");
1813 if (!rc_alt_semantics)
1821 scr_printf("All users will be disconnected! "
1822 "Really terminate the server? ");
1824 if (!rc_alt_semantics)
1826 r = CtdlIPCTerminateServerNow(ipc, aaa);
1827 scr_printf("%s\n", aaa);
1836 scr_printf("Do you really want to schedule a "
1837 "server shutdown? ");
1839 r = CtdlIPCTerminateServerScheduled(ipc, 1, aaa);
1843 "The Citadel server will terminate when all users are logged off.\n"
1847 "The Citadel server will not terminate.\n"
1855 network_config_management(ipc, "listrecp",
1856 "Message-by-message mailing list recipients");
1860 network_config_management(ipc, "digestrecp",
1861 "Digest mailing list recipients");
1865 network_config_management(ipc, "ignet_push_share",
1866 "Nodes with which we share this room");
1870 do_ignet_configuration(ipc);
1874 do_filterlist_configuration(ipc);
1878 if (rc_alt_semantics) {
1891 stty_ctdl(SB_RESTORE);
1892 snprintf(aaa, sizeof aaa, "USERNAME=\042%s\042; export USERNAME;"
1893 "exec ./subsystem %ld %d %d", fullname,
1894 usernum, screenwidth, axlevel);
1896 stty_ctdl(SB_NO_INTR);
1899 scr_printf("*** Can't run doors when server is not local.\n");
1904 who_is_online(ipc, 0);
1908 who_is_online(ipc, 1);
1912 who_is_online(ipc, 2);
1916 do_system_configuration(ipc);
1920 do_internet_configuration(ipc);
1924 check_message_base(ipc);
1936 enter_config(ipc, 2);
1940 enter_config(ipc, 0);
1941 set_floor_mode(ipc);
1945 enter_config(ipc, 3);
1946 set_floor_mode(ipc);
1950 gotofloor(ipc, argbuf, GF_GOTO);
1954 gotofloor(ipc, argbuf, GF_SKIP);
1958 forget_this_floor(ipc);
1990 knrooms(ipc, floor_mode);
2000 misc_server_cmd(ipc, argbuf);
2004 edit_system_message(ipc, argbuf);
2028 case 110: /* <+> Next room */
2029 gotoroomstep(ipc, 1);
2032 case 111: /* <-> Previous room */
2033 gotoroomstep(ipc, 0);
2036 case 112: /* <>> Next floor */
2037 gotofloorstep(ipc, 1);
2040 case 113: /* <<> Previous floor */
2041 gotofloorstep(ipc, 0);
2044 default: /* allow some math on the command */
2045 /* commands 100... to 100+MAX_EDITORS-1 will
2046 call the appropriate editor... in other
2047 words, command numbers 100+ will match
2048 the citadel.rc keys editor0, editor1, etc.*/
2049 if (mcmd >= 100 && mcmd < (100+MAX_EDITORS))
2051 /* entmsg mode >=2 select editor */
2052 entmsg(ipc, 0, mcmd - 100 + 2);
2056 } while (termn8 == 0);
2058 TERMN8: scr_printf("%s logged out.", fullname);
2060 color(ORIGINAL_PAIR);
2062 while (march != NULL) {
2063 remove_march(march->march_name, 0);
2066 sln_printf("\n\nType 'off' to disconnect, or next user...\n");
2069 if ((mcmd == 29) || (mcmd == 15)) {
2071 stty_ctdl(SB_RESTORE);
2072 formout(ipc, "goodbye");