2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
5 * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
6 * der GNU General Public License (GPL), wie von der Free Software Foundation
7 * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
8 * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
9 * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
10 * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
12 * $Id: lists.c,v 1.8 2002/09/08 17:06:07 alex Exp $
14 * lists.c: Verwaltung der "IRC-Listen": Ban, Invite, ...
30 #include "irc-write.h"
39 #define MASK_LEN 2*CLIENT_HOST_LEN
51 LOCAL C2C *My_Invites, *My_Bans;
54 LOCAL C2C *New_C2C PARAMS(( CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce ));
56 LOCAL BOOLEAN Check_List PARAMS(( C2C **Cl2Chan, CLIENT *Client, CHANNEL *Chan ));
57 LOCAL BOOLEAN Already_Registered PARAMS(( C2C *Cl2Chan, CHAR *Mask, CHANNEL *Chan ));
64 /* Modul initialisieren */
66 My_Invites = My_Bans = NULL;
77 /* Invite-Lists freigeben */
86 /* Ban-Lists freigeben */
98 Lists_CheckInvited( CLIENT *Client, CHANNEL *Chan )
100 return Check_List( &My_Invites, Client, Chan );
101 } /* Lists_CheckInvited */
105 Lists_AddInvited( CLIENT *From, CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce )
109 assert( Mask != NULL );
110 assert( Chan != NULL );
112 if( Already_Registered( My_Invites, Mask, Chan ))
114 /* Eintrag ist bereits vorhanden */
115 IRC_WriteStrClient( From, RPL_INVITELIST_MSG, Client_ID( From ), Channel_Name( Chan ), Mask );
119 c2c = New_C2C( Mask, Chan, OnlyOnce );
122 Log( LOG_ERR, "Can't add new invite list entry!" );
127 c2c->next = My_Invites;
130 Log( LOG_DEBUG, "Added \"%s\" to invite list for \"%s\".", Mask, Channel_Name( Chan ));
132 } /* Lists_AddInvited */
136 Lists_DelInvited( CHAR *Mask, CHANNEL *Chan )
138 C2C *c2c, *last, *next;
140 assert( Mask != NULL );
141 assert( Chan != NULL );
148 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 ))
150 /* dieser Eintrag muss geloescht werden */
151 Log( LOG_DEBUG, "Deleted \"%s\" from invite list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
152 if( last ) last->next = next;
153 else My_Invites = next;
159 } /* Lists_DelInvited */
163 Lists_ShowInvites( CLIENT *Client, CHANNEL *Channel )
167 assert( Client != NULL );
168 assert( Channel != NULL );
173 if( c2c->channel == Channel )
175 /* Eintrag fuer Channel gefunden; ausgeben: */
176 if( ! IRC_WriteStrClient( Client, RPL_INVITELIST_MSG, Client_ID( Client ), Channel_Name( Channel ), c2c->mask )) return DISCONNECTED;
180 return IRC_WriteStrClient( Client, RPL_ENDOFINVITELIST_MSG, Client_ID( Client ), Channel_Name( Channel ));
181 } /* Lists_ShowInvites */
185 Lists_CheckBanned( CLIENT *Client, CHANNEL *Chan )
187 return Check_List( &My_Bans, Client, Chan );
188 } /* Lists_CheckBanned */
192 Lists_AddBanned( CLIENT *From, CHAR *Mask, CHANNEL *Chan )
196 assert( Mask != NULL );
197 assert( Chan != NULL );
199 if( Already_Registered( My_Bans, Mask, Chan ))
201 /* Eintrag ist bereits vorhanden */
202 IRC_WriteStrClient( From, RPL_BANLIST_MSG, Client_ID( From ), Channel_Name( Chan ), Mask );
206 c2c = New_C2C( Mask, Chan, FALSE );
209 Log( LOG_ERR, "Can't add new ban list entry!" );
217 Log( LOG_DEBUG, "Added \"%s\" to ban list for \"%s\".", Mask, Channel_Name( Chan ));
219 } /* Lists_AddBanned */
223 Lists_DelBanned( CHAR *Mask, CHANNEL *Chan )
225 C2C *c2c, *last, *next;
227 assert( Mask != NULL );
228 assert( Chan != NULL );
235 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 ))
237 /* dieser Eintrag muss geloescht werden */
238 Log( LOG_DEBUG, "Deleted \"%s\" from ban list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
239 if( last ) last->next = next;
246 } /* Lists_DelBanned */
250 Lists_ShowBans( CLIENT *Client, CHANNEL *Channel )
254 assert( Client != NULL );
255 assert( Channel != NULL );
260 if( c2c->channel == Channel )
262 /* Eintrag fuer Channel gefunden; ausgeben: */
263 if( ! IRC_WriteStrClient( Client, RPL_BANLIST_MSG, Client_ID( Client ), Channel_Name( Channel ), c2c->mask )) return DISCONNECTED;
267 return IRC_WriteStrClient( Client, RPL_ENDOFBANLIST_MSG, Client_ID( Client ), Channel_Name( Channel ));
268 } /* Lists_ShowBans */
272 Lists_DeleteChannel( CHANNEL *Chan )
274 /* Channel wurde geloescht, Invite- und Ban-Lists aufraeumen */
276 C2C *c2c, *last, *next;
284 if( c2c->channel == Chan )
286 /* dieser Eintrag muss geloescht werden */
287 Log( LOG_DEBUG, "Deleted \"%s\" from invite list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
288 if( last ) last->next = next;
289 else My_Invites = next;
302 if( c2c->channel == Chan )
304 /* dieser Eintrag muss geloescht werden */
305 Log( LOG_DEBUG, "Deleted \"%s\" from ban list for \"%s\"." , c2c->mask, Channel_Name( Chan ));
306 if( last ) last->next = next;
313 } /* Lists_DeleteChannel */
317 Lists_MakeMask( CHAR *Pattern )
319 /* Hier wird aus einem "beliebigen" Pattern eine gueltige IRC-Mask erzeugt.
320 * Diese ist aber nur bis zum naechsten Aufruf von Lists_MakeMask() gueltig,
321 * da ein einziger globaler Puffer verwendet wird. ->Umkopieren!*/
323 STATIC CHAR TheMask[MASK_LEN];
328 excl = strchr( Pattern, '!' );
329 at = strchr( Pattern, '@' );
331 if(( at ) && ( at < excl )) excl = NULL;
333 if(( ! at ) && ( ! excl ))
335 /* weder ! noch @Êvorhanden: als Nick annehmen */
336 strncpy( TheMask, Pattern, MASK_LEN - 5 );
337 TheMask[MASK_LEN - 5] = '\0';
338 strcat( TheMask, "!*@*" );
342 if(( ! at ) && ( excl ))
345 strncpy( TheMask, Pattern, MASK_LEN - 3 );
346 TheMask[MASK_LEN - 3] = '\0';
347 strcat( TheMask, "@*" );
351 if(( at ) && ( ! excl ))
355 strncpy( TheMask, Pattern, MASK_LEN - 4 );
356 TheMask[MASK_LEN - 4] = '\0';
357 strcat( TheMask, "!*@" );
358 strncat( TheMask, at, strlen( TheMask ) - MASK_LEN - 1 );
359 TheMask[MASK_LEN - 1] = '\0';
363 /* alle Teile vorhanden */
364 strncpy( TheMask, Pattern, MASK_LEN - 1 );
365 TheMask[MASK_LEN - 1] = '\0';
367 } /* Lists_MakeMask */
371 New_C2C( CHAR *Mask, CHANNEL *Chan, BOOLEAN OnlyOnce )
375 assert( Mask != NULL );
376 assert( Chan != NULL );
378 /* Speicher fuer Eintrag anfordern */
379 c2c = malloc( sizeof( C2C ));
382 Log( LOG_EMERG, "Can't allocate memory! [New_C2C]" );
386 strncpy( c2c->mask, Mask, MASK_LEN );
388 c2c->onlyonce = OnlyOnce;
395 Check_List( C2C **Cl2Chan, CLIENT *Client, CHANNEL *Chan )
399 assert( Cl2Chan != NULL );
400 assert( Client != NULL );
401 assert( Chan != NULL );
408 if( c2c->channel == Chan )
410 /* Ok, richtiger Channel. Passt die Maske? */
411 if( Match( c2c->mask, Client_Mask( Client )))
416 /* Eintrag loeschen */
417 Log( LOG_DEBUG, "Deleted \"%s\" from %s list for \"%s\".", c2c->mask, *Cl2Chan == My_Invites ? "invite" : "ban", Channel_Name( Chan ));
418 if( last ) last->next = c2c->next;
419 else *Cl2Chan = c2c->next;
434 Already_Registered( C2C *List, CHAR *Mask, CHANNEL *Chan )
441 if(( c2c->channel == Chan ) && ( strcasecmp( c2c->mask, Mask ) == 0 )) return TRUE;
445 } /* Already_Registered */