2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 * Please read the file COPYING, README and AUTHORS for more information.
11 * Management of IRC lists: ban, invite, ...
17 static char UNUSED id[] = "$Id: lists.c,v 1.11 2002/12/26 16:25:43 alex Exp $";
29 #include "irc-write.h"
38 #define MASK_LEN 2*CLIENT_HOST_LEN
50 LOCAL C2C *My_Invites, *My_Bans;
53 LOCAL C2C *New_C2C PARAMS(( CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce ));
55 LOCAL BOOLEAN Check_List PARAMS(( C2C **Cl2Chan, CLIENT *Client, CHANNEL *Chan ));
56 LOCAL BOOLEAN Already_Registered PARAMS(( C2C *Cl2Chan, CHAR *Mask, CHANNEL *Chan ));
63 /* Modul initialisieren */
65 My_Invites = My_Bans = NULL;
76 /* Invite-Lists freigeben */
85 /* Ban-Lists freigeben */
97 Lists_CheckInvited( CLIENT *Client, CHANNEL *Chan )
99 return Check_List( &My_Invites, Client, Chan );
100 } /* Lists_CheckInvited */
104 Lists_AddInvited( CLIENT *From, CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce )
108 assert( Mask != NULL );
109 assert( Chan != NULL );
111 if( Already_Registered( My_Invites, Mask, Chan ))
113 /* Eintrag ist bereits vorhanden */
114 IRC_WriteStrClient( From, RPL_INVITELIST_MSG, Client_ID( From ), Channel_Name( Chan ), Mask );
118 c2c = New_C2C( Mask, Chan, OnlyOnce );
121 Log( LOG_ERR, "Can't add new invite list entry!" );
126 c2c->next = My_Invites;
129 Log( LOG_DEBUG, "Added \"%s\" to invite list for \"%s\".", Mask, Channel_Name( Chan ));
131 } /* Lists_AddInvited */
135 Lists_DelInvited( CHAR *Mask, CHANNEL *Chan )
137 C2C *c2c, *last, *next;
139 assert( Mask != NULL );
140 assert( Chan != NULL );
147 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 ))
149 /* dieser Eintrag muss geloescht werden */
150 Log( LOG_DEBUG, "Deleted \"%s\" from invite list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
151 if( last ) last->next = next;
152 else My_Invites = next;
158 } /* Lists_DelInvited */
162 Lists_ShowInvites( CLIENT *Client, CHANNEL *Channel )
166 assert( Client != NULL );
167 assert( Channel != NULL );
172 if( c2c->channel == Channel )
174 /* Eintrag fuer Channel gefunden; ausgeben: */
175 if( ! IRC_WriteStrClient( Client, RPL_INVITELIST_MSG, Client_ID( Client ), Channel_Name( Channel ), c2c->mask )) return DISCONNECTED;
179 return IRC_WriteStrClient( Client, RPL_ENDOFINVITELIST_MSG, Client_ID( Client ), Channel_Name( Channel ));
180 } /* Lists_ShowInvites */
184 Lists_CheckBanned( CLIENT *Client, CHANNEL *Chan )
186 return Check_List( &My_Bans, Client, Chan );
187 } /* Lists_CheckBanned */
191 Lists_AddBanned( CLIENT *From, CHAR *Mask, CHANNEL *Chan )
195 assert( Mask != NULL );
196 assert( Chan != NULL );
198 if( Already_Registered( My_Bans, Mask, Chan ))
200 /* Eintrag ist bereits vorhanden */
201 IRC_WriteStrClient( From, RPL_BANLIST_MSG, Client_ID( From ), Channel_Name( Chan ), Mask );
205 c2c = New_C2C( Mask, Chan, FALSE );
208 Log( LOG_ERR, "Can't add new ban list entry!" );
216 Log( LOG_DEBUG, "Added \"%s\" to ban list for \"%s\".", Mask, Channel_Name( Chan ));
218 } /* Lists_AddBanned */
222 Lists_DelBanned( CHAR *Mask, CHANNEL *Chan )
224 C2C *c2c, *last, *next;
226 assert( Mask != NULL );
227 assert( Chan != NULL );
234 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 ))
236 /* dieser Eintrag muss geloescht werden */
237 Log( LOG_DEBUG, "Deleted \"%s\" from ban list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
238 if( last ) last->next = next;
245 } /* Lists_DelBanned */
249 Lists_ShowBans( CLIENT *Client, CHANNEL *Channel )
253 assert( Client != NULL );
254 assert( Channel != NULL );
259 if( c2c->channel == Channel )
261 /* Eintrag fuer Channel gefunden; ausgeben: */
262 if( ! IRC_WriteStrClient( Client, RPL_BANLIST_MSG, Client_ID( Client ), Channel_Name( Channel ), c2c->mask )) return DISCONNECTED;
266 return IRC_WriteStrClient( Client, RPL_ENDOFBANLIST_MSG, Client_ID( Client ), Channel_Name( Channel ));
267 } /* Lists_ShowBans */
271 Lists_DeleteChannel( CHANNEL *Chan )
273 /* Channel wurde geloescht, Invite- und Ban-Lists aufraeumen */
275 C2C *c2c, *last, *next;
283 if( c2c->channel == Chan )
285 /* dieser Eintrag muss geloescht werden */
286 Log( LOG_DEBUG, "Deleted \"%s\" from invite list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
287 if( last ) last->next = next;
288 else My_Invites = next;
301 if( c2c->channel == Chan )
303 /* dieser Eintrag muss geloescht werden */
304 Log( LOG_DEBUG, "Deleted \"%s\" from ban list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
305 if( last ) last->next = next;
312 } /* Lists_DeleteChannel */
316 Lists_MakeMask( CHAR *Pattern )
318 /* Hier wird aus einem "beliebigen" Pattern eine gueltige IRC-Mask erzeugt.
319 * Diese ist aber nur bis zum naechsten Aufruf von Lists_MakeMask() gueltig,
320 * da ein einziger globaler Puffer verwendet wird. ->Umkopieren!*/
322 STATIC CHAR TheMask[MASK_LEN];
325 assert( Pattern != NULL );
327 excl = strchr( Pattern, '!' );
328 at = strchr( Pattern, '@' );
330 if(( at ) && ( at < excl )) excl = NULL;
332 if(( ! at ) && ( ! excl ))
334 /* weder ! noch @ vorhanden: als Nick annehmen */
335 strlcpy( TheMask, Pattern, sizeof( TheMask ) - 5 );
336 strlcat( TheMask, "!*@*", sizeof( TheMask ));
340 if(( ! at ) && ( excl ))
343 strlcpy( TheMask, Pattern, sizeof( TheMask ) - 3 );
344 strlcat( TheMask, "@*", sizeof( TheMask ));
348 if(( at ) && ( ! excl ))
352 strlcpy( TheMask, Pattern, sizeof( TheMask ) - strlen( at ) - 4 );
353 strlcat( TheMask, "!*@", sizeof( TheMask ));
354 strlcat( TheMask, at, sizeof( TheMask ));
358 /* alle Teile vorhanden */
359 strlcpy( TheMask, Pattern, sizeof( TheMask ));
361 } /* Lists_MakeMask */
365 New_C2C( CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce )
369 assert( Mask != NULL );
370 assert( Chan != NULL );
372 /* Speicher fuer Eintrag anfordern */
373 c2c = malloc( sizeof( C2C ));
376 Log( LOG_EMERG, "Can't allocate memory! [New_C2C]" );
380 strlcpy( c2c->mask, Mask, sizeof( c2c->mask ));
382 c2c->onlyonce = OnlyOnce;
389 Check_List( C2C **Cl2Chan, CLIENT *Client, CHANNEL *Chan )
393 assert( Cl2Chan != NULL );
394 assert( Client != NULL );
395 assert( Chan != NULL );
402 if( c2c->channel == Chan )
404 /* Ok, richtiger Channel. Passt die Maske? */
405 if( Match( c2c->mask, Client_Mask( Client )))
410 /* Eintrag loeschen */
411 Log( LOG_DEBUG, "Deleted \"%s\" from %s list for \"%s\".", c2c->mask, *Cl2Chan == My_Invites ? "invite" : "ban", Channel_Name( Chan ));
412 if( last ) last->next = c2c->next;
413 else *Cl2Chan = c2c->next;
428 Already_Registered( C2C *List, CHAR *Mask, CHANNEL *Chan )
435 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 )) return TRUE;
439 } /* Already_Registered */