]> code.citadel.org Git - citadel.git/blobdiff - citadel/room_ops.c
* extract_token() now expects to be supplied with the size of the
[citadel.git] / citadel / room_ops.c
index 99c0432f1208a9ba940bdbe17f6b5de0afed18ad..b49d7ed179d73127037f245b4ed09eb2b8b0ce3e 100644 (file)
@@ -49,14 +49,17 @@ struct floor *floorcache[MAXFLOORS];
 /*
  * Generic routine for determining user access to rooms
  */
-int CtdlRoomAccess(struct room *roombuf, struct user *userbuf)
+void CtdlRoomAccess(struct ctdlroom *roombuf, struct ctdluser *userbuf,
+               int *result, int *view)
 {
        int retval = 0;
        struct visit vbuf;
 
        /* for internal programs, always do everything */
        if (((CC->internal_pgm)) && (roombuf->QRflags & QR_INUSE)) {
-               return (UA_KNOWN | UA_GOTOALLOWED);
+               retval = (UA_KNOWN | UA_GOTOALLOWED);
+               vbuf.v_view = 0;
+               goto SKIP_EVERYTHING;
        }
 
        /* Locate any applicable user/room relationships */
@@ -140,9 +143,10 @@ int CtdlRoomAccess(struct room *roombuf, struct user *userbuf)
                }
        }
 
-       /* On some systems, Aides can gain access to mailboxes as well */
-       if ( (config.c_aide_mailboxes)
-          && (userbuf->axlevel >= 6)
+       /* Aides can gain access to mailboxes as well, but they don't show
+        * by default.
+        */
+       if ( (userbuf->axlevel >= 6)
           && (roombuf->QRflags & QR_MAILBOX) ) {
                retval = retval | UA_GOTOALLOWED;
        }
@@ -156,13 +160,17 @@ NEWMSG:   /* By the way, we also check for the presence of new messages */
        if (roombuf->QRflags2 & QR2_SYSTEM) {
                retval = retval & ~UA_KNOWN;
        }
-       return (retval);
+
+SKIP_EVERYTHING:
+       /* Now give the caller the information it wants. */
+       if (result != NULL) *result = retval;
+       if (view != NULL) *view = vbuf.v_view;
 }
 
 /*
  * Self-checking stuff for a room record read into memory
  */
-void room_sanity_check(struct room *qrbuf)
+void room_sanity_check(struct ctdlroom *qrbuf)
 {
        /* Mailbox rooms are always on the lowest floor */
        if (qrbuf->QRflags & QR_MAILBOX) {
@@ -181,7 +189,7 @@ void room_sanity_check(struct room *qrbuf)
 /*
  * getroom()  -  retrieve room data from disk
  */
-int getroom(struct room *qrbuf, char *room_name)
+int getroom(struct ctdlroom *qrbuf, char *room_name)
 {
        struct cdbdata *cdbqr;
        char lowercase_name[ROOMNAMELEN];
@@ -193,10 +201,10 @@ int getroom(struct room *qrbuf, char *room_name)
        }
        lowercase_name[a] = 0;
 
-       memset(qrbuf, 0, sizeof(struct room));
+       memset(qrbuf, 0, sizeof(struct ctdlroom));
 
        /* First, try the public namespace */
-       cdbqr = cdb_fetch(CDB_QUICKROOM,
+       cdbqr = cdb_fetch(CDB_ROOMS,
                          lowercase_name, strlen(lowercase_name));
 
        /* If that didn't work, try the user's personal namespace */
@@ -204,14 +212,14 @@ int getroom(struct room *qrbuf, char *room_name)
                snprintf(personal_lowercase_name,
                         sizeof personal_lowercase_name, "%010ld.%s",
                         CC->user.usernum, lowercase_name);
-               cdbqr = cdb_fetch(CDB_QUICKROOM,
+               cdbqr = cdb_fetch(CDB_ROOMS,
                                  personal_lowercase_name,
                                  strlen(personal_lowercase_name));
        }
        if (cdbqr != NULL) {
                memcpy(qrbuf, cdbqr->ptr,
-                      ((cdbqr->len > sizeof(struct room)) ?
-                       sizeof(struct room) : cdbqr->len));
+                      ((cdbqr->len > sizeof(struct ctdlroom)) ?
+                       sizeof(struct ctdlroom) : cdbqr->len));
                cdb_free(cdbqr);
 
                room_sanity_check(qrbuf);
@@ -225,11 +233,11 @@ int getroom(struct room *qrbuf, char *room_name)
 /*
  * lgetroom()  -  same as getroom() but locks the record (if supported)
  */
-int lgetroom(struct room *qrbuf, char *room_name)
+int lgetroom(struct ctdlroom *qrbuf, char *room_name)
 {
        register int retval;
        retval = getroom(qrbuf, room_name);
-       if (retval == 0) begin_critical_section(S_QUICKROOM);
+       if (retval == 0) begin_critical_section(S_ROOMS);
        return(retval);
 }
 
@@ -238,7 +246,7 @@ int lgetroom(struct room *qrbuf, char *room_name)
  * b_putroom()  -  back end to putroom() and b_deleteroom()
  *              (if the supplied buffer is NULL, delete the room record)
  */
-void b_putroom(struct room *qrbuf, char *room_name)
+void b_putroom(struct ctdlroom *qrbuf, char *room_name)
 {
        char lowercase_name[ROOMNAMELEN];
        int a;
@@ -248,13 +256,13 @@ void b_putroom(struct room *qrbuf, char *room_name)
        }
 
        if (qrbuf == NULL) {
-               cdb_delete(CDB_QUICKROOM,
+               cdb_delete(CDB_ROOMS,
                           lowercase_name, strlen(lowercase_name));
        } else {
                time(&qrbuf->QRmtime);
-               cdb_store(CDB_QUICKROOM,
+               cdb_store(CDB_ROOMS,
                          lowercase_name, strlen(lowercase_name),
-                         qrbuf, sizeof(struct room));
+                         qrbuf, sizeof(struct ctdlroom));
        }
 }
 
@@ -262,7 +270,7 @@ void b_putroom(struct room *qrbuf, char *room_name)
 /* 
  * putroom()  -  store room data to disk
  */
-void putroom(struct room *qrbuf) {
+void putroom(struct ctdlroom *qrbuf) {
        b_putroom(qrbuf, qrbuf->QRname);
 }
 
@@ -279,11 +287,11 @@ void b_deleteroom(char *room_name) {
 /*
  * lputroom()  -  same as putroom() but unlocks the record (if supported)
  */
-void lputroom(struct room *qrbuf)
+void lputroom(struct ctdlroom *qrbuf)
 {
 
        putroom(qrbuf);
-       end_critical_section(S_QUICKROOM);
+       end_critical_section(S_ROOMS);
 
 }
 
@@ -305,7 +313,8 @@ void getfloor(struct floor *flbuf, int floor_num)
                cdb_free(cdbfl);
        } else {
                if (floor_num == 0) {
-                       strcpy(flbuf->f_name, "Main Floor");
+                       safestrncpy(flbuf->f_name, "Main Floor", 
+                               sizeof flbuf->f_name);
                        flbuf->f_flags = F_INUSE;
                        flbuf->f_ref_count = 3;
                }
@@ -332,17 +341,31 @@ void lgetfloor(struct floor *flbuf, int floor_num)
 struct floor *cgetfloor(int floor_num) {
        static int initialized = 0;
        int i;
+       int fetch_new = 0;
+       struct floor *fl = NULL;
 
+       begin_critical_section(S_FLOORCACHE);
        if (initialized == 0) {
                for (i=0; i<MAXFLOORS; ++i) {
                        floorcache[floor_num] = NULL;
                }
        initialized = 1;
        }
-       
        if (floorcache[floor_num] == NULL) {
-               floorcache[floor_num] = mallok(sizeof(struct floor));
-               getfloor(floorcache[floor_num], floor_num);
+               fetch_new = 1;
+       }
+       end_critical_section(S_FLOORCACHE);
+
+       if (fetch_new) {
+               lprintf(CTDL_DEBUG, "fetch_new is active ... going to disk\n");
+               fl = malloc(sizeof(struct floor));
+               getfloor(fl, floor_num);
+               begin_critical_section(S_FLOORCACHE);
+               if (floorcache[floor_num] != NULL) {
+                       free(floorcache[floor_num]);
+               }
+               floorcache[floor_num] = fl;
+               end_critical_section(S_FLOORCACHE);
        }
 
        return(floorcache[floor_num]);
@@ -355,14 +378,17 @@ struct floor *cgetfloor(int floor_num) {
  */
 void putfloor(struct floor *flbuf, int floor_num)
 {
-       cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
-                 flbuf, sizeof(struct floor));
-
        /* If we've cached this, clear it out, 'cuz it's WRONG now! */
+       begin_critical_section(S_FLOORCACHE);
        if (floorcache[floor_num] != NULL) {
-               phree(floorcache[floor_num]);
-               floorcache[floor_num] = NULL;
+               free(floorcache[floor_num]);
+               floorcache[floor_num] = malloc(sizeof(struct floor));
+               memcpy(floorcache[floor_num], flbuf, sizeof(struct floor));
        }
+       end_critical_section(S_FLOORCACHE);
+
+       cdb_store(CDB_FLOORTAB, &floor_num, sizeof(int),
+                 flbuf, sizeof(struct floor));
 }
 
 
@@ -381,19 +407,19 @@ void lputfloor(struct floor *flbuf, int floor_num)
 /* 
  *  Traverse the room file...
  */
-void ForEachRoom(void (*CallBack) (struct room *EachRoom, void *out_data),
+void ForEachRoom(void (*CallBack) (struct ctdlroom *EachRoom, void *out_data),
                void *in_data)
 {
-       struct room qrbuf;
+       struct ctdlroom qrbuf;
        struct cdbdata *cdbqr;
 
-       cdb_rewind(CDB_QUICKROOM);
+       cdb_rewind(CDB_ROOMS);
 
-       while (cdbqr = cdb_next_item(CDB_QUICKROOM), cdbqr != NULL) {
-               memset(&qrbuf, 0, sizeof(struct room));
+       while (cdbqr = cdb_next_item(CDB_ROOMS), cdbqr != NULL) {
+               memset(&qrbuf, 0, sizeof(struct ctdlroom));
                memcpy(&qrbuf, cdbqr->ptr,
-                      ((cdbqr->len > sizeof(struct room)) ?
-                       sizeof(struct room) : cdbqr->len));
+                      ((cdbqr->len > sizeof(struct ctdlroom)) ?
+                       sizeof(struct ctdlroom) : cdbqr->len));
                cdb_free(cdbqr);
                room_sanity_check(&qrbuf);
                if (qrbuf.QRflags & QR_INUSE)
@@ -405,7 +431,7 @@ void ForEachRoom(void (*CallBack) (struct room *EachRoom, void *out_data),
 /*
  * delete_msglist()  -  delete room message pointers
  */
-void delete_msglist(struct room *whichroom)
+void delete_msglist(struct ctdlroom *whichroom)
 {
         struct cdbdata *cdbml;
 
@@ -464,7 +490,7 @@ int sort_msglist(long listptrs[], int oldcount)
 /*
  * Determine whether a given room is non-editable.
  */
-int is_noneditable(struct room *qrbuf)
+int is_noneditable(struct ctdlroom *qrbuf)
 {
 
        /* Mail> rooms are non-editable */
@@ -481,7 +507,7 @@ int is_noneditable(struct room *qrbuf)
 /*
  * Back-back-end for all room listing commands
  */
-void list_roomname(struct room *qrbuf, int ra)
+void list_roomname(struct ctdlroom *qrbuf, int ra, int view)
 {
        char truncated_roomname[ROOMNAMELEN];
 
@@ -498,12 +524,13 @@ void list_roomname(struct room *qrbuf, int ra)
        }
 
        /* ...and now the other parameters */
-       cprintf("|%u|%d|%d|%d|%d|\n",
+       cprintf("|%u|%d|%d|%d|%d|%d|\n",
                qrbuf->QRflags,
                (int) qrbuf->QRfloor,
                (int) qrbuf->QRorder,
                (int) qrbuf->QRflags2,
-               ra
+               ra,
+               view
        );
 }
 
@@ -511,18 +538,19 @@ void list_roomname(struct room *qrbuf, int ra)
 /* 
  * cmd_lrms()   -  List all accessible rooms, known or forgotten
  */
-void cmd_lrms_backend(struct room *qrbuf, void *data)
+void cmd_lrms_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
        int ra;
+       int view;
 
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if ((( ra & (UA_KNOWN | UA_ZAPPED)))
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lrms(char *argbuf)
@@ -548,18 +576,19 @@ void cmd_lrms(char *argbuf)
 /* 
  * cmd_lkra()   -  List all known rooms
  */
-void cmd_lkra_backend(struct room *qrbuf, void *data)
+void cmd_lkra_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
        int ra;
+       int view;
 
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if ((( ra & (UA_KNOWN)))
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lkra(char *argbuf)
@@ -582,19 +611,20 @@ void cmd_lkra(char *argbuf)
 
 
 
-void cmd_lprm_backend(struct room *qrbuf, void *data)
+void cmd_lprm_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
        int ra;
+       int view;
 
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if (   ((qrbuf->QRflags & QR_PRIVATE) == 0)
                && ((qrbuf->QRflags & QR_MAILBOX) == 0)
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lprm(char *argbuf)
@@ -614,19 +644,20 @@ void cmd_lprm(char *argbuf)
 /* 
  * cmd_lkrn()   -  List all known rooms with new messages
  */
-void cmd_lkrn_backend(struct room *qrbuf, void *data)
+void cmd_lkrn_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
        int ra;
+       int view;
 
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if ((ra & UA_KNOWN)
            && (ra & UA_HASNEWMSGS)
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lkrn(char *argbuf)
@@ -652,19 +683,20 @@ void cmd_lkrn(char *argbuf)
 /* 
  * cmd_lkro()   -  List all known rooms
  */
-void cmd_lkro_backend(struct room *qrbuf, void *data)
+void cmd_lkro_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
        int ra;
+       int view;
 
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if ((ra & UA_KNOWN)
            && ((ra & UA_HASNEWMSGS) == 0)
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lkro(char *argbuf)
@@ -690,19 +722,20 @@ void cmd_lkro(char *argbuf)
 /* 
  * cmd_lzrm()   -  List all forgotten rooms
  */
-void cmd_lzrm_backend(struct room *qrbuf, void *data)
+void cmd_lzrm_backend(struct ctdlroom *qrbuf, void *data)
 {
        int FloorBeingSearched = (-1);
-
        int ra;
+       int view;
+
        FloorBeingSearched = *(int *)data;
-       ra = CtdlRoomAccess(qrbuf, &CC->user);
+       CtdlRoomAccess(qrbuf, &CC->user, &ra, &view);
 
        if ((ra & UA_GOTOALLOWED)
            && (ra & UA_ZAPPED)
            && ((qrbuf->QRfloor == (FloorBeingSearched))
                || ((FloorBeingSearched) < 0)))
-               list_roomname(qrbuf, ra);
+               list_roomname(qrbuf, ra, view);
 }
 
 void cmd_lzrm(char *argbuf)
@@ -744,20 +777,22 @@ void usergoto(char *where, int display_result, int transiently,
         struct cdbdata *cdbfr;
        long *msglist = NULL;
        int num_msgs = 0;
+       unsigned int original_v_flags;
 
        /* If the supplied room name is NULL, the caller wants us to know that
         * it has already copied the room record into CC->room, so
         * we can skip the extra database fetch.
         */
        if (where != NULL) {
-               strcpy(CC->room.QRname, where);
+               safestrncpy(CC->room.QRname, where, sizeof CC->room.QRname);
                getroom(&CC->room, where);
        }
 
        /* Take care of all the formalities. */
 
-       begin_critical_section(S_USERSUPP);
+       begin_critical_section(S_USERS);
        CtdlGetRelationship(&vbuf, &CC->user, &CC->room);
+       original_v_flags = vbuf.v_flags;
 
        /* Know the room ... but not if it's the page log room, or if the
         * caller specified that we're only entering this room transiently.
@@ -767,8 +802,12 @@ void usergoto(char *where, int display_result, int transiently,
                vbuf.v_flags = vbuf.v_flags & ~V_FORGET & ~V_LOCKOUT;
                vbuf.v_flags = vbuf.v_flags | V_ACCESS;
        }
-       CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
-       end_critical_section(S_USERSUPP);
+       
+       /* Only rewrite the database record if we changed something */
+       if (vbuf.v_flags != original_v_flags) {
+               CtdlSetRelationship(&vbuf, &CC->user, &CC->room);
+       }
+       end_critical_section(S_USERS);
 
        /* Check for new mail */
        newmailcount = NewMailCount();
@@ -781,7 +820,7 @@ void usergoto(char *where, int display_result, int transiently,
        get_mm();
         cdbfr = cdb_fetch(CDB_MSGLISTS, &CC->room.QRnumber, sizeof(long));
         if (cdbfr != NULL) {
-               msglist = mallok(cdbfr->len);
+               msglist = malloc(cdbfr->len);
                memcpy(msglist, cdbfr->ptr, cdbfr->len);
                num_msgs = cdbfr->len / sizeof(long);
                cdb_free(cdbfr);
@@ -796,7 +835,7 @@ void usergoto(char *where, int display_result, int transiently,
                }
        }
 
-       if (msglist != NULL) phree(msglist);
+       if (msglist != NULL) free(msglist);
 
        if (CC->room.QRflags & QR_MAILBOX)
                rmailflag = 1;
@@ -817,11 +856,13 @@ void usergoto(char *where, int display_result, int transiently,
 
        if (retmsgs != NULL) *retmsgs = total_messages;
        if (retnew != NULL) *retnew = new_messages;
-       lprintf(9, "<%s> %d new of %d total messages\n",
+       lprintf(CTDL_DEBUG, "<%s> %d new of %d total messages\n",
                CC->room.QRname,
                new_messages, total_messages
        );
 
+       CC->curr_view = (int)vbuf.v_view;
+
        if (display_result) {
                cprintf("%d%c%s|%d|%d|%d|%d|%ld|%ld|%d|%d|%d|%d|%d|%d|\n",
                        CIT_OK, CtdlCheckExpress(),
@@ -848,31 +889,31 @@ void usergoto(char *where, int display_result, int transiently,
  */
 void cmd_goto(char *gargs)
 {
-       struct room QRscratch;
+       struct ctdlroom QRscratch;
        int c;
        int ok = 0;
        int ra;
-       char augmented_roomname[SIZ];
-       char towhere[SIZ];
-       char password[SIZ];
+       char augmented_roomname[ROOMNAMELEN];
+       char towhere[ROOMNAMELEN];
+       char password[32];
        int transiently = 0;
 
        if (CtdlAccessCheck(ac_logged_in)) return;
 
-       extract(towhere, gargs, 0);
-       extract(password, gargs, 1);
+       extract_token(towhere, gargs, 0, '|', sizeof towhere);
+       extract_token(password, gargs, 1, '|', sizeof password);
        transiently = extract_int(gargs, 2);
 
        getuser(&CC->user, CC->curr_user);
 
        if (!strcasecmp(towhere, "_BASEROOM_"))
-               strcpy(towhere, config.c_baseroom);
+               safestrncpy(towhere, config.c_baseroom, sizeof towhere);
 
        if (!strcasecmp(towhere, "_MAIL_"))
-               strcpy(towhere, MAILROOM);
+               safestrncpy(towhere, MAILROOM, sizeof towhere);
 
        if (!strcasecmp(towhere, "_BITBUCKET_"))
-               strcpy(towhere, config.c_twitroom);
+               safestrncpy(towhere, config.c_twitroom, sizeof towhere);
 
 
        /* First try a regular match */
@@ -884,7 +925,7 @@ void cmd_goto(char *gargs)
                            &CC->user, towhere);
                c = getroom(&QRscratch, augmented_roomname);
                if (c == 0)
-                       strcpy(towhere, augmented_roomname);
+                       safestrncpy(towhere, augmented_roomname, sizeof towhere);
        }
 
        /* And if the room was found... */
@@ -893,13 +934,13 @@ void cmd_goto(char *gargs)
                /* Let internal programs go directly to any room. */
                if (CC->internal_pgm) {
                        memcpy(&CC->room, &QRscratch,
-                               sizeof(struct room));
+                               sizeof(struct ctdlroom));
                        usergoto(NULL, 1, transiently, NULL, NULL);
                        return;
                }
 
                /* See if there is an existing user/room relationship */
-               ra = CtdlRoomAccess(&QRscratch, &CC->user);
+               CtdlRoomAccess(&QRscratch, &CC->user, &ra, NULL);
 
                /* normal clients have to pass through security */
                if (ra & UA_GOTOALLOWED) {
@@ -910,7 +951,7 @@ void cmd_goto(char *gargs)
                        if ((QRscratch.QRflags & QR_MAILBOX) &&
                            ((ra & UA_GOTOALLOWED))) {
                                memcpy(&CC->room, &QRscratch,
-                                       sizeof(struct room));
+                                       sizeof(struct ctdlroom));
                                usergoto(NULL, 1, transiently, NULL, NULL);
                                return;
                        } else if ((QRscratch.QRflags & QR_PASSWORDED) &&
@@ -927,25 +968,25 @@ void cmd_goto(char *gargs)
                                   ((ra & UA_KNOWN) == 0) &&
                                   (CC->user.axlevel < 6)
                                   ) {
-                               lprintf(9, "Failed to acquire private room\n");
-                               goto NOPE;
+                               lprintf(CTDL_DEBUG, "Failed to acquire private room\n");
                        } else {
                                memcpy(&CC->room, &QRscratch,
-                                       sizeof(struct room));
+                                       sizeof(struct ctdlroom));
                                usergoto(NULL, 1, transiently, NULL, NULL);
                                return;
                        }
                }
        }
 
-NOPE:  cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
+       cprintf("%d room '%s' not found\n", ERROR + ROOM_NOT_FOUND, towhere);
 }
 
 
 void cmd_whok(void)
 {
-       struct user temp;
+       struct ctdluser temp;
        struct cdbdata *cdbus;
+       int ra;
 
        getuser(&CC->user, CC->curr_user);
 
@@ -965,14 +1006,15 @@ void cmd_whok(void)
         }
 
        cprintf("%d Who knows room:\n", LISTING_FOLLOWS);
-       cdb_rewind(CDB_USERSUPP);
-       while (cdbus = cdb_next_item(CDB_USERSUPP), cdbus != NULL) {
+       cdb_rewind(CDB_USERS);
+       while (cdbus = cdb_next_item(CDB_USERS), cdbus != NULL) {
                memset(&temp, 0, sizeof temp);
                memcpy(&temp, cdbus->ptr, sizeof temp);
                cdb_free(cdbus);
 
+               CtdlRoomAccess(&CC->room, &temp, &ra, NULL);
                if ((CC->room.QRflags & QR_INUSE)
-                   && (CtdlRoomAccess(&CC->room, &temp) & UA_KNOWN)
+                   && (ra & UA_KNOWN)
                    )
                        cprintf("%s\n", temp.fullname);
        }
@@ -1087,15 +1129,15 @@ void cmd_getr(void)
  */
 int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) {
        int old_floor = 0;
-       struct room qrbuf;
-       struct room qrtmp;
+       struct ctdlroom qrbuf;
+       struct ctdlroom qrtmp;
        int ret = 0;
        struct floor *fl;
        struct floor flbuf;
        long owner = 0L;
        char actual_old_name[SIZ];
 
-       lprintf(9, "CtdlRenameRoom(%s, %s, %d)\n",
+       lprintf(CTDL_DEBUG, "CtdlRenameRoom(%s, %s, %d)\n",
                old_name, new_name, new_floor);
 
        if (new_floor >= 0) {
@@ -1105,7 +1147,7 @@ int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) {
                }
        }
 
-       begin_critical_section(S_QUICKROOM);
+       begin_critical_section(S_ROOMS);
 
        if ( (getroom(&qrtmp, new_name) == 0) 
           && (strcasecmp(new_name, old_name)) ) {
@@ -1179,16 +1221,18 @@ int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) {
                ret = crr_ok;
        }
 
-       end_critical_section(S_QUICKROOM);
+       end_critical_section(S_ROOMS);
 
        /* Adjust the floor reference counts if necessary */
        if (new_floor != old_floor) {
                lgetfloor(&flbuf, old_floor);
                --flbuf.f_ref_count;
                lputfloor(&flbuf, old_floor);
-               lgetfloor(&flbuf, CC->room.QRfloor);
+               lprintf(CTDL_DEBUG, "Reference count for floor %d is now %d\n", old_floor, flbuf.f_ref_count);
+               lgetfloor(&flbuf, new_floor);
                ++flbuf.f_ref_count;
-               lputfloor(&flbuf, CC->room.QRfloor);
+               lputfloor(&flbuf, new_floor);
+               lprintf(CTDL_DEBUG, "Reference count for floor %d is now %d\n", new_floor, flbuf.f_ref_count);
        }
 
        /* ...and everybody say "YATTA!" */     
@@ -1201,7 +1245,7 @@ int CtdlRenameRoom(char *old_name, char *new_name, int new_floor) {
  */
 void cmd_setr(char *args)
 {
-       char buf[SIZ];
+       char buf[256];
        int new_order = 0;
        int r;
        int new_floor;
@@ -1223,17 +1267,17 @@ void cmd_setr(char *args)
        } else {
                strcpy(new_name, "");
        }
-       extract(&new_name[strlen(new_name)], args, 0);
+       extract_token(&new_name[strlen(new_name)], args, 0, '|', (sizeof new_name - strlen(new_name)));
 
        r = CtdlRenameRoom(CC->room.QRname, new_name, new_floor);
 
        if (r == crr_room_not_found) {
-               cprintf("%d Internal error - room not found?\n", ERROR);
+               cprintf("%d Internal error - room not found?\n", ERROR + INTERNAL_ERROR);
        } else if (r == crr_already_exists) {
                cprintf("%d '%s' already exists.\n",
                        ERROR + ALREADY_EXISTS, new_name);
        } else if (r == crr_noneditable) {
-               cprintf("%d Cannot edit this room.\n", ERROR);
+               cprintf("%d Cannot edit this room.\n", ERROR + NOT_HERE);
        } else if (r == crr_invalid_floor) {
                cprintf("%d Target floor does not exist.\n",
                        ERROR + INVALID_FLOOR_OPERATION);
@@ -1243,7 +1287,7 @@ void cmd_setr(char *args)
                        CC->room.QRname);
        } else if (r != crr_ok) {
                cprintf("%d Error: CtdlRenameRoom() returned %d\n",
-                       ERROR, r);
+                       ERROR + INTERNAL_ERROR, r);
        }
 
        if (r != crr_ok) {
@@ -1265,7 +1309,7 @@ void cmd_setr(char *args)
        lgetroom(&CC->room, CC->room.QRname);
 
        /* Directory room */
-       extract(buf, args, 2);
+       extract_token(buf, args, 2, '|', sizeof buf);
        buf[15] = 0;
        safestrncpy(CC->room.QRdirname, buf,
                sizeof CC->room.QRdirname);
@@ -1303,7 +1347,7 @@ void cmd_setr(char *args)
                if (num_parms(args) >= 7)
                        CC->room.QRorder = (char) new_order;
                /* Room password */
-               extract(buf, args, 1);
+               extract_token(buf, args, 1, '|', sizeof buf);
                buf[10] = 0;
                safestrncpy(CC->room.QRpasswd, buf,
                            sizeof CC->room.QRpasswd);
@@ -1327,8 +1371,7 @@ void cmd_setr(char *args)
 
        /* Create a room directory if necessary */
        if (CC->room.QRflags & QR_DIRECTORY) {
-               snprintf(buf, sizeof buf, "./files/%s",
-                       CC->room.QRdirname);
+               snprintf(buf, sizeof buf, "./files/%s", CC->room.QRdirname);
                mkdir(buf, 0755);
        }
        snprintf(buf, sizeof buf, "%s> edited by %s\n", CC->room.QRname, CC->curr_user);
@@ -1343,7 +1386,7 @@ void cmd_setr(char *args)
  */
 void cmd_geta(void)
 {
-       struct user usbuf;
+       struct ctdluser usbuf;
 
        if (CtdlAccessCheck(ac_logged_in)) return;
 
@@ -1360,7 +1403,7 @@ void cmd_geta(void)
  */
 void cmd_seta(char *new_ra)
 {
-       struct user usbuf;
+       struct ctdluser usbuf;
        long newu;
        char buf[SIZ];
        int post_notice;
@@ -1403,7 +1446,7 @@ void cmd_seta(char *new_ra)
  * Generate an associated file name for a room
  */
 void assoc_file_name(char *buf, size_t n,
-                    struct room *qrbuf, const char *prefix)
+                    struct ctdlroom *qrbuf, const char *prefix)
 {
        snprintf(buf, n, "./%s/%ld", prefix, qrbuf->QRnumber);
 }
@@ -1421,7 +1464,7 @@ void cmd_rinf(void)
        info_fp = fopen(filename, "r");
 
        if (info_fp == NULL) {
-               cprintf("%d No info file.\n", ERROR);
+               cprintf("%d No info file.\n", ERROR + FILE_NOT_FOUND);
                return;
        }
        cprintf("%d Info:\n", LISTING_FOLLOWS);
@@ -1437,12 +1480,12 @@ void cmd_rinf(void)
 /*
  * Back end processing to delete a room and everything associated with it
  */
-void delete_room(struct room *qrbuf)
+void delete_room(struct ctdlroom *qrbuf)
 {
        struct floor flbuf;
        char filename[100];
 
-       lprintf(9, "Deleting room <%s>\n", qrbuf->QRname);
+       lprintf(CTDL_NOTICE, "Deleting room <%s>\n", qrbuf->QRname);
 
        /* Delete the info file */
        assoc_file_name(filename, sizeof filename, qrbuf, "info");
@@ -1457,7 +1500,7 @@ void delete_room(struct room *qrbuf)
        unlink(filename);
 
        /* Delete the messages in the room
-        * (Careful: this opens an S_QUICKROOM critical section!)
+        * (Careful: this opens an S_ROOMS critical section!)
         */
        CtdlDeleteMessages(qrbuf->QRname, 0L, "");
 
@@ -1480,7 +1523,7 @@ void delete_room(struct room *qrbuf)
 /*
  * Check access control for deleting a room
  */
-int CtdlDoIHavePermissionToDeleteThisRoom(struct room *qr) {
+int CtdlDoIHavePermissionToDeleteThisRoom(struct ctdlroom *qr) {
 
        if ((!(CC->logged_in)) && (!(CC->internal_pgm))) {
                return(0);
@@ -1565,21 +1608,23 @@ unsigned create_room(char *new_room_name,
                     char *new_room_pass,
                     int new_room_floor,
                     int really_create,
-                    int avoid_access)
+                    int avoid_access,
+                    int new_room_view)
 {
 
-       struct room qrbuf;
+       struct ctdlroom qrbuf;
        struct floor flbuf;
        struct visit vbuf;
 
-       lprintf(9, "create_room(%s)\n", new_room_name);
+       lprintf(CTDL_DEBUG, "create_room(name=%s, type=%d, view=%d)\n",
+               new_room_name, new_room_type, new_room_view);
+
        if (getroom(&qrbuf, new_room_name) == 0) {
-               lprintf(9, "%s already exists.\n", new_room_name);
-               return (0);     /* already exists */
+               lprintf(CTDL_DEBUG, "%s already exists.\n", new_room_name);
+               return(0);
        }
 
-
-       memset(&qrbuf, 0, sizeof(struct room));
+       memset(&qrbuf, 0, sizeof(struct ctdlroom));
        safestrncpy(qrbuf.QRpasswd, new_room_pass, sizeof qrbuf.QRpasswd);
        qrbuf.QRflags = QR_INUSE;
        if (new_room_type > 0)
@@ -1621,6 +1666,7 @@ unsigned create_room(char *new_room_name,
        qrbuf.QRhighest = 0L;   /* No messages in this room yet */
        time(&qrbuf.QRgen);     /* Use a timestamp as the generation number */
        qrbuf.QRfloor = new_room_floor;
+       qrbuf.QRdefaultview = new_room_view;
 
        /* save what we just did... */
        putroom(&qrbuf);
@@ -1653,26 +1699,28 @@ unsigned create_room(char *new_room_name,
 void cmd_cre8(char *args)
 {
        int cre8_ok;
-       char new_room_name[SIZ];
+       char new_room_name[ROOMNAMELEN];
        int new_room_type;
-       char new_room_pass[SIZ];
+       char new_room_pass[32];
        int new_room_floor;
-       char aaa[SIZ];
+       int new_room_view;
+       char *notification_message = NULL;
        unsigned newflags;
        struct floor *fl;
        int avoid_access = 0;
 
        cre8_ok = extract_int(args, 0);
-       extract(new_room_name, args, 1);
+       extract_token(new_room_name, args, 1, '|', sizeof new_room_name);
        new_room_name[ROOMNAMELEN - 1] = 0;
        new_room_type = extract_int(args, 2);
-       extract(new_room_pass, args, 3);
+       extract_token(new_room_pass, args, 3, '|', sizeof new_room_pass);
        avoid_access = extract_int(args, 5);
+       new_room_view = extract_int(args, 6);
        new_room_pass[9] = 0;
        new_room_floor = 0;
 
        if ((strlen(new_room_name) == 0) && (cre8_ok == 1)) {
-               cprintf("%d Invalid room name.\n", ERROR);
+               cprintf("%d Invalid room name.\n", ERROR + ILLEGAL_VALUE);
                return;
        }
 
@@ -1684,7 +1732,12 @@ void cmd_cre8(char *args)
 
        if (num_parms(args) >= 5) {
                fl = cgetfloor(extract_int(args, 4));
-               if ((fl->f_flags & F_INUSE) == 0) {
+               if (fl == NULL) {
+                       cprintf("%d Invalid floor number.\n",
+                               ERROR + INVALID_FLOOR_OPERATION);
+                       return;
+               }
+               else if ((fl->f_flags & F_INUSE) == 0) {
                        cprintf("%d Invalid floor number.\n",
                                ERROR + INVALID_FLOOR_OPERATION);
                        return;
@@ -1707,15 +1760,14 @@ void cmd_cre8(char *args)
        }
 
        if ((new_room_type < 0) || (new_room_type > 5)) {
-               cprintf("%d Invalid room type.\n", ERROR);
+               cprintf("%d Invalid room type.\n", ERROR + ILLEGAL_VALUE);
                return;
        }
 
        if (new_room_type == 5) {
-               if ((config.c_aide_mailboxes == 0)
-                  || (CC->user.axlevel < 6)) {
+               if (CC->user.axlevel < 6) {
                        cprintf("%d Higher access required\n", 
-                               ERROR+HIGHER_ACCESS_REQUIRED);
+                               ERROR + HIGHER_ACCESS_REQUIRED);
                        return;
                }
        }
@@ -1723,7 +1775,7 @@ void cmd_cre8(char *args)
        /* Check to make sure the requested room name doesn't already exist */
        newflags = create_room(new_room_name,
                                new_room_type, new_room_pass, new_room_floor,
-                               0, avoid_access);
+                               0, avoid_access, new_room_view);
        if (newflags == 0) {
                cprintf("%d '%s' already exists.\n",
                        ERROR + ALREADY_EXISTS, new_room_name);
@@ -1738,24 +1790,23 @@ void cmd_cre8(char *args)
        /* If we reach this point, the room needs to be created. */
 
        newflags = create_room(new_room_name,
-                          new_room_type, new_room_pass, new_room_floor, 1, 0);
+                          new_room_type, new_room_pass, new_room_floor, 1, 0,
+                          new_room_view);
 
        /* post a message in Aide> describing the new room */
-       safestrncpy(aaa, new_room_name, sizeof aaa);
-       strcat(aaa, "> created by ");
-       strcat(aaa, CC->user.fullname);
-       if (newflags & QR_MAILBOX)
-               strcat(aaa, " [personal]");
-       else if (newflags & QR_PRIVATE)
-               strcat(aaa, " [private]");
-       if (newflags & QR_GUESSNAME)
-               strcat(aaa, "[guessname] ");
-       if (newflags & QR_PASSWORDED) {
-               strcat(aaa, "\n Password: ");
-               strcat(aaa, new_room_pass);
-       }
-       strcat(aaa, "\n");
-       aide_message(aaa);
+       notification_message = malloc(1024);
+       snprintf(notification_message, 1024,
+               "%s> created by %s%s%s%s%s%s\n",
+               new_room_name,
+               CC->user.fullname,
+               ((newflags & QR_MAILBOX) ? " [personal]" : ""),
+               ((newflags & QR_PRIVATE) ? " [private]" : ""),
+               ((newflags & QR_GUESSNAME) ? " [hidden]" : ""),
+               ((newflags & QR_PASSWORDED) ? " Password: " : ""),
+               ((newflags & QR_PASSWORDED) ? new_room_pass : "")
+       );
+       aide_message(notification_message);
+       free(notification_message);
 
        cprintf("%d '%s' has been created.\n", CIT_OK, new_room_name);
 }
@@ -1768,6 +1819,8 @@ void cmd_einf(char *ok)
        char infofilename[SIZ];
        char buf[SIZ];
 
+       unbuffer_output();
+
        if (CtdlAccessCheck(ac_room_aide)) return;
 
        if (atoi(ok) == 0) {
@@ -1775,9 +1828,9 @@ void cmd_einf(char *ok)
                return;
        }
        assoc_file_name(infofilename, sizeof infofilename, &CC->room, "info");
-       lprintf(9, "opening\n");
+       lprintf(CTDL_DEBUG, "opening\n");
        fp = fopen(infofilename, "w");
-       lprintf(9, "checking\n");
+       lprintf(CTDL_DEBUG, "checking\n");
        if (fp == NULL) {
                cprintf("%d Cannot open %s: %s\n",
                  ERROR + INTERNAL_ERROR, infofilename, strerror(errno));
@@ -1786,7 +1839,7 @@ void cmd_einf(char *ok)
        cprintf("%d Send info...\n", SEND_LISTING);
 
        do {
-               client_gets(buf);
+               client_getln(buf, sizeof buf);
                if (strcmp(buf, "000"))
                        fprintf(fp, "%s\n", buf);
        } while (strcmp(buf, "000"));
@@ -1830,20 +1883,20 @@ void cmd_lflr(void)
  */
 void cmd_cflr(char *argbuf)
 {
-       char new_floor_name[SIZ];
+       char new_floor_name[256];
        struct floor flbuf;
        int cflr_ok;
        int free_slot = (-1);
        int a;
 
-       extract(new_floor_name, argbuf, 0);
+       extract_token(new_floor_name, argbuf, 0, '|', sizeof new_floor_name);
        cflr_ok = extract_int(argbuf, 1);
 
        if (CtdlAccessCheck(ac_aide)) return;
 
        if (strlen(new_floor_name) == 0) {
                cprintf("%d Blank floor name not allowed.\n",
-                       ERROR+ILLEGAL_VALUE);
+                       ERROR + ILLEGAL_VALUE);
                return;
        }
 
@@ -1939,7 +1992,7 @@ void cmd_eflr(char *argbuf)
 
        np = num_parms(argbuf);
        if (np < 1) {
-               cprintf("%d Usage error.\n", ERROR);
+               cprintf("%d Usage error.\n", ERROR + ILLEGAL_VALUE);
                return;
        }
 
@@ -1954,7 +2007,7 @@ void cmd_eflr(char *argbuf)
                return;
        }
        if (np >= 2)
-               extract(flbuf.f_name, argbuf, 1);
+               extract_token(flbuf.f_name, argbuf, 1, '|', sizeof flbuf.f_name);
        lputfloor(&flbuf, floor_num);
 
        cprintf("%d Ok\n", CIT_OK);