2 38b9cb88 2001-12-14 alex * ngIRCd -- The Next Generation IRC Daemon
3 1547f76c 2002-01-02 alex * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
5 38b9cb88 2001-12-14 alex * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
6 38b9cb88 2001-12-14 alex * der GNU General Public License (GPL), wie von der Free Software Foundation
7 38b9cb88 2001-12-14 alex * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
8 38b9cb88 2001-12-14 alex * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
9 38b9cb88 2001-12-14 alex * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
10 804b1ec4 2001-12-31 alex * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
12 c7b55aa6 2002-10-09 alex * $Id: channel.c,v 1.33 2002/10/09 16:53:02 alex Exp $
14 38b9cb88 2001-12-14 alex * channel.c: Management der Channels
18 8a324b6d 2002-01-26 alex #define __channel_c__
21 ca33cbda 2002-03-12 alex #include "portab.h"
23 ca33cbda 2002-03-12 alex #include "imp.h"
24 38b9cb88 2001-12-14 alex #include <assert.h>
25 bb19cfda 2002-01-21 alex #include <stdlib.h>
26 bb19cfda 2002-01-21 alex #include <string.h>
28 c2f60abe 2002-05-27 alex #include "conn.h"
29 bb19cfda 2002-01-21 alex #include "client.h"
31 c2f60abe 2002-05-27 alex #include "exp.h"
32 c2f60abe 2002-05-27 alex #include "channel.h"
34 c2f60abe 2002-05-27 alex #include "imp.h"
35 c2f60abe 2002-05-27 alex #include "irc-write.h"
36 c2f60abe 2002-05-27 alex #include "resolve.h"
37 040f5422 2002-05-21 alex #include "conf.h"
38 0e38d10b 2002-03-25 alex #include "hash.h"
39 1fd7215d 2002-06-09 alex #include "lists.h"
40 bb19cfda 2002-01-21 alex #include "log.h"
41 bb19cfda 2002-01-21 alex #include "messages.h"
43 ca33cbda 2002-03-12 alex #include "exp.h"
46 cc1e8514 2002-06-01 alex #define REMOVE_PART 0
47 cc1e8514 2002-06-01 alex #define REMOVE_QUIT 1
48 cc1e8514 2002-06-01 alex #define REMOVE_KICK 2
51 38b9cb88 2001-12-14 alex LOCAL CHANNEL *My_Channels;
52 bb19cfda 2002-01-21 alex LOCAL CL2CHAN *My_Cl2Chan;
55 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_Cl2Chan PARAMS(( CHANNEL *Chan, CLIENT *Client ));
56 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Add_Client PARAMS(( CHANNEL *Chan, CLIENT *Client ));
57 cc1e8514 2002-06-01 alex LOCAL BOOLEAN Remove_Client PARAMS(( INT Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, CHAR *Reason, BOOLEAN InformServer ));
58 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_First_Cl2Chan PARAMS(( CLIENT *Client, CHANNEL *Chan ));
59 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_Next_Cl2Chan PARAMS(( CL2CHAN *Start, CLIENT *Client, CHANNEL *Chan ));
60 c2f60abe 2002-05-27 alex LOCAL BOOLEAN Delete_Channel PARAMS(( CHANNEL *Chan ));
64 c2f60abe 2002-05-27 alex Channel_Init( VOID )
66 38b9cb88 2001-12-14 alex My_Channels = NULL;
67 bb19cfda 2002-01-21 alex My_Cl2Chan = NULL;
68 04162c39 2002-06-02 alex } /* Channel_Init */
72 04162c39 2002-06-02 alex Channel_InitPredefined( VOID )
74 040f5422 2002-05-21 alex /* Vordefinierte persistente Channels erzeugen */
76 04162c39 2002-06-02 alex CHANNEL *chan;
80 040f5422 2002-05-21 alex for( i = 0; i < Conf_Channel_Count; i++ )
82 040f5422 2002-05-21 alex /* Ist ein Name konfiguriert? */
83 adcd9289 2002-09-02 alex if( ! Conf_Channel[i].name[0] ) continue;
85 040f5422 2002-05-21 alex /* Gueltiger Channel-Name? */
86 040f5422 2002-05-21 alex if( ! Channel_IsValidName( Conf_Channel[i].name ))
88 040f5422 2002-05-21 alex Log( LOG_ERR, "Can't create pre-defined channel: invalid name: \"%s\"!", Conf_Channel[i].name );
92 040f5422 2002-05-21 alex /* Channel anlegen */
93 378e511e 2002-09-03 alex chan = Channel_Create( Conf_Channel[i].name );
96 040f5422 2002-05-21 alex Channel_ModeAdd( chan, 'P' );
97 040f5422 2002-05-21 alex Channel_SetTopic( chan, Conf_Channel[i].topic );
98 040f5422 2002-05-21 alex c = Conf_Channel[i].modes;
99 040f5422 2002-05-21 alex while( *c ) Channel_ModeAdd( chan, *c++ );
100 040f5422 2002-05-21 alex Log( LOG_INFO, "Created pre-defined channel \"%s\".", Conf_Channel[i].name );
102 040f5422 2002-05-21 alex else Log( LOG_ERR, "Can't create pre-defined channel \"%s\"!", Conf_Channel[i].name );
104 04162c39 2002-06-02 alex } /* Channel_InitPredefined */
107 c2f60abe 2002-05-27 alex GLOBAL VOID
108 c2f60abe 2002-05-27 alex Channel_Exit( VOID )
110 bb19cfda 2002-01-21 alex CHANNEL *c, *c_next;
111 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan, *cl2chan_next;
113 bb19cfda 2002-01-21 alex /* Channel-Strukturen freigeben */
114 bb19cfda 2002-01-21 alex c = My_Channels;
117 bb19cfda 2002-01-21 alex c_next = c->next;
119 bb19cfda 2002-01-21 alex c = c_next;
122 bb19cfda 2002-01-21 alex /* Channel-Zuordnungstabelle freigeben */
123 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
126 bb19cfda 2002-01-21 alex cl2chan_next = cl2chan->next;
127 bb19cfda 2002-01-21 alex free( cl2chan );
128 bb19cfda 2002-01-21 alex cl2chan = cl2chan_next;
130 38b9cb88 2001-12-14 alex } /* Channel_Exit */
133 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
134 c2f60abe 2002-05-27 alex Channel_Join( CLIENT *Client, CHAR *Name )
136 bb19cfda 2002-01-21 alex CHANNEL *chan;
138 bb19cfda 2002-01-21 alex assert( Client != NULL );
139 bb19cfda 2002-01-21 alex assert( Name != NULL );
141 bb19cfda 2002-01-21 alex /* Valider Channel-Name? */
142 f53914b1 2002-02-06 alex if( ! Channel_IsValidName( Name ))
144 bb19cfda 2002-01-21 alex IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
145 bb19cfda 2002-01-21 alex return FALSE;
148 bb19cfda 2002-01-21 alex /* Channel suchen */
149 8a324b6d 2002-01-26 alex chan = Channel_Search( Name );
152 bb19cfda 2002-01-21 alex /* Ist der Client bereits Mitglied? */
153 bb19cfda 2002-01-21 alex if( Get_Cl2Chan( chan, Client )) return FALSE;
157 bb19cfda 2002-01-21 alex /* Gibt es noch nicht? Dann neu anlegen: */
158 378e511e 2002-09-03 alex chan = Channel_Create( Name );
159 bb19cfda 2002-01-21 alex if( ! chan ) return FALSE;
162 bb19cfda 2002-01-21 alex /* User dem Channel hinzufuegen */
163 bb19cfda 2002-01-21 alex if( ! Add_Client( chan, Client )) return FALSE;
164 bb19cfda 2002-01-21 alex else return TRUE;
165 bb19cfda 2002-01-21 alex } /* Channel_Join */
168 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
169 c2f60abe 2002-05-27 alex Channel_Part( CLIENT *Client, CLIENT *Origin, CHAR *Name, CHAR *Reason )
171 bb19cfda 2002-01-21 alex CHANNEL *chan;
173 bb19cfda 2002-01-21 alex assert( Client != NULL );
174 bb19cfda 2002-01-21 alex assert( Name != NULL );
175 cc1e8514 2002-06-01 alex assert( Reason != NULL );
177 bb19cfda 2002-01-21 alex /* Channel suchen */
178 8a324b6d 2002-01-26 alex chan = Channel_Search( Name );
179 bb19cfda 2002-01-21 alex if(( ! chan ) || ( ! Get_Cl2Chan( chan, Client )))
181 bb19cfda 2002-01-21 alex IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
182 bb19cfda 2002-01-21 alex return FALSE;
185 bb19cfda 2002-01-21 alex /* User aus Channel entfernen */
186 cc1e8514 2002-06-01 alex if( ! Remove_Client( REMOVE_PART, chan, Client, Origin, Reason, TRUE )) return FALSE;
187 bb19cfda 2002-01-21 alex else return TRUE;
188 bb19cfda 2002-01-21 alex } /* Channel_Part */
191 c2f60abe 2002-05-27 alex GLOBAL VOID
192 cc1e8514 2002-06-01 alex Channel_Kick( CLIENT *Client, CLIENT *Origin, CHAR *Name, CHAR *Reason )
194 cc1e8514 2002-06-01 alex CHANNEL *chan;
196 cc1e8514 2002-06-01 alex assert( Client != NULL );
197 cc1e8514 2002-06-01 alex assert( Origin != NULL );
198 cc1e8514 2002-06-01 alex assert( Name != NULL );
199 cc1e8514 2002-06-01 alex assert( Reason != NULL );
201 cc1e8514 2002-06-01 alex /* Channel suchen */
202 cc1e8514 2002-06-01 alex chan = Channel_Search( Name );
203 cc1e8514 2002-06-01 alex if( ! chan )
205 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_NOSUCHCHANNEL_MSG, Client_ID( Origin ), Name );
209 cc1e8514 2002-06-01 alex /* Ist der User Mitglied in dem Channel? */
210 cc1e8514 2002-06-01 alex if( ! Channel_IsMemberOf( chan, Origin ))
212 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_NOTONCHANNEL_MSG, Client_ID( Origin ), Name );
216 cc1e8514 2002-06-01 alex /* Ist der User Channel-Operator? */
217 cc1e8514 2002-06-01 alex if( ! strchr( Channel_UserModes( chan, Origin ), 'o' ))
219 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Name);
223 cc1e8514 2002-06-01 alex /* Ist der Ziel-User Mitglied im Channel? */
224 cc1e8514 2002-06-01 alex if( ! Channel_IsMemberOf( chan, Client ))
226 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_USERNOTINCHANNEL_MSG, Client_ID( Origin ), Client_ID( Client ), Name );
230 cc1e8514 2002-06-01 alex Remove_Client( REMOVE_KICK, chan, Client, Origin, Reason, TRUE );
231 cc1e8514 2002-06-01 alex } /* Channel_Kick */
234 cc1e8514 2002-06-01 alex GLOBAL VOID
235 cc1e8514 2002-06-01 alex Channel_Quit( CLIENT *Client, CHAR *Reason )
237 bb19cfda 2002-01-21 alex CHANNEL *c, *next_c;
239 bb19cfda 2002-01-21 alex assert( Client != NULL );
240 cc1e8514 2002-06-01 alex assert( Reason != NULL );
242 bb19cfda 2002-01-21 alex c = My_Channels;
245 bb19cfda 2002-01-21 alex next_c = c->next;
246 22365b2c 2002-06-01 alex Remove_Client( REMOVE_QUIT, c, Client, Client, Reason, FALSE );
247 bb19cfda 2002-01-21 alex c = next_c;
249 cc1e8514 2002-06-01 alex } /* Channel_Quit */
252 c7b55aa6 2002-10-09 alex GLOBAL LONG
253 c2f60abe 2002-05-27 alex Channel_Count( VOID )
255 bb19cfda 2002-01-21 alex CHANNEL *c;
256 c7b55aa6 2002-10-09 alex LONG count;
259 bb19cfda 2002-01-21 alex c = My_Channels;
263 bb19cfda 2002-01-21 alex c = c->next;
265 bb19cfda 2002-01-21 alex return count;
266 56823924 2002-01-16 alex } /* Channel_Count */
269 c7b55aa6 2002-10-09 alex GLOBAL LONG
270 c2f60abe 2002-05-27 alex Channel_MemberCount( CHANNEL *Chan )
272 f22f1cf4 2002-04-23 alex CL2CHAN *cl2chan;
273 c7b55aa6 2002-10-09 alex LONG count;
275 f22f1cf4 2002-04-23 alex assert( Chan != NULL );
278 f22f1cf4 2002-04-23 alex cl2chan = My_Cl2Chan;
279 f22f1cf4 2002-04-23 alex while( cl2chan )
281 f22f1cf4 2002-04-23 alex if( cl2chan->channel == Chan ) count++;
282 f22f1cf4 2002-04-23 alex cl2chan = cl2chan->next;
284 f22f1cf4 2002-04-23 alex return count;
285 f22f1cf4 2002-04-23 alex } /* Channel_MemberCount */
288 c2f60abe 2002-05-27 alex GLOBAL CHAR *
289 c2f60abe 2002-05-27 alex Channel_Name( CHANNEL *Chan )
291 71c7a6fc 2002-01-28 alex assert( Chan != NULL );
292 71c7a6fc 2002-01-28 alex return Chan->name;
293 71c7a6fc 2002-01-28 alex } /* Channel_Name */
296 c2f60abe 2002-05-27 alex GLOBAL CHAR *
297 c2f60abe 2002-05-27 alex Channel_Modes( CHANNEL *Chan )
299 f53914b1 2002-02-06 alex assert( Chan != NULL );
300 f53914b1 2002-02-06 alex return Chan->modes;
301 f53914b1 2002-02-06 alex } /* Channel_Modes */
304 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
305 c2f60abe 2002-05-27 alex Channel_First( VOID )
307 71c7a6fc 2002-01-28 alex return My_Channels;
308 71c7a6fc 2002-01-28 alex } /* Channel_First */
311 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
312 c2f60abe 2002-05-27 alex Channel_Next( CHANNEL *Chan )
314 71c7a6fc 2002-01-28 alex assert( Chan != NULL );
315 71c7a6fc 2002-01-28 alex return Chan->next;
316 71c7a6fc 2002-01-28 alex } /* Channel_Next */
319 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
320 c2f60abe 2002-05-27 alex Channel_Search( CHAR *Name )
322 bb19cfda 2002-01-21 alex /* Channel-Struktur suchen */
324 bb19cfda 2002-01-21 alex CHANNEL *c;
325 0e38d10b 2002-03-25 alex UINT32 search_hash;
327 bb19cfda 2002-01-21 alex assert( Name != NULL );
329 0e38d10b 2002-03-25 alex search_hash = Hash( Name );
330 bb19cfda 2002-01-21 alex c = My_Channels;
333 0e38d10b 2002-03-25 alex if( search_hash == c->hash )
335 0e38d10b 2002-03-25 alex /* lt. Hash-Wert: Treffer! */
336 0e38d10b 2002-03-25 alex if( strcasecmp( Name, c->name ) == 0 ) return c;
338 bb19cfda 2002-01-21 alex c = c->next;
340 bb19cfda 2002-01-21 alex return NULL;
341 8a324b6d 2002-01-26 alex } /* Channel_Search */
344 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
345 c2f60abe 2002-05-27 alex Channel_FirstMember( CHANNEL *Chan )
347 8a324b6d 2002-01-26 alex assert( Chan != NULL );
348 8a324b6d 2002-01-26 alex return Get_First_Cl2Chan( NULL, Chan );
349 0bb9db1a 2002-01-29 alex } /* Channel_FirstMember */
352 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
353 c2f60abe 2002-05-27 alex Channel_NextMember( CHANNEL *Chan, CL2CHAN *Cl2Chan )
355 8a324b6d 2002-01-26 alex assert( Chan != NULL );
356 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
357 8a324b6d 2002-01-26 alex return Get_Next_Cl2Chan( Cl2Chan->next, NULL, Chan );
358 8a324b6d 2002-01-26 alex } /* Channel_NextMember */
361 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
362 c2f60abe 2002-05-27 alex Channel_FirstChannelOf( CLIENT *Client )
364 0bb9db1a 2002-01-29 alex assert( Client != NULL );
365 0bb9db1a 2002-01-29 alex return Get_First_Cl2Chan( Client, NULL );
366 0bb9db1a 2002-01-29 alex } /* Channel_FirstChannelOf */
369 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
370 c2f60abe 2002-05-27 alex Channel_NextChannelOf( CLIENT *Client, CL2CHAN *Cl2Chan )
372 0bb9db1a 2002-01-29 alex assert( Client != NULL );
373 0bb9db1a 2002-01-29 alex assert( Cl2Chan != NULL );
374 0bb9db1a 2002-01-29 alex return Get_Next_Cl2Chan( Cl2Chan->next, Client, NULL );
375 0bb9db1a 2002-01-29 alex } /* Channel_NextChannelOf */
378 c2f60abe 2002-05-27 alex GLOBAL CLIENT *
379 c2f60abe 2002-05-27 alex Channel_GetClient( CL2CHAN *Cl2Chan )
381 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
382 8a324b6d 2002-01-26 alex return Cl2Chan->client;
383 8a324b6d 2002-01-26 alex } /* Channel_GetClient */
386 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
387 c2f60abe 2002-05-27 alex Channel_GetChannel( CL2CHAN *Cl2Chan )
389 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
390 8a324b6d 2002-01-26 alex return Cl2Chan->channel;
391 8a324b6d 2002-01-26 alex } /* Channel_GetChannel */
394 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
395 c2f60abe 2002-05-27 alex Channel_IsValidName( CHAR *Name )
397 f7327524 2002-05-30 alex /* Pruefen, ob Name als Channelname gueltig */
399 f7327524 2002-05-30 alex CHAR *ptr, badchars[10];
401 f53914b1 2002-02-06 alex assert( Name != NULL );
403 f53914b1 2002-02-06 alex if(( Name[0] != '#' ) || ( strlen( Name ) >= CHANNEL_NAME_LEN )) return FALSE;
405 7157d936 2002-03-02 alex ptr = Name;
406 f7327524 2002-05-30 alex strcpy( badchars, " ,:\x07" );
407 7157d936 2002-03-02 alex while( *ptr )
409 7157d936 2002-03-02 alex if( strchr( badchars, *ptr )) return FALSE;
413 f53914b1 2002-02-06 alex return TRUE;
414 f53914b1 2002-02-06 alex } /* Channel_IsValidName */
417 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
418 c2f60abe 2002-05-27 alex Channel_ModeAdd( CHANNEL *Chan, CHAR Mode )
420 d72c55a0 2002-02-11 alex /* Mode soll gesetzt werden. TRUE wird geliefert, wenn der
421 d72c55a0 2002-02-11 alex * Mode neu gesetzt wurde, FALSE, wenn der Channel den Mode
422 d72c55a0 2002-02-11 alex * bereits hatte. */
426 d72c55a0 2002-02-11 alex assert( Chan != NULL );
428 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
429 d72c55a0 2002-02-11 alex if( ! strchr( Chan->modes, x[0] ))
431 d72c55a0 2002-02-11 alex /* Client hat den Mode noch nicht -> setzen */
432 d72c55a0 2002-02-11 alex strcat( Chan->modes, x );
433 d72c55a0 2002-02-11 alex return TRUE;
435 d72c55a0 2002-02-11 alex else return FALSE;
436 d72c55a0 2002-02-11 alex } /* Channel_ModeAdd */
439 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
440 c2f60abe 2002-05-27 alex Channel_ModeDel( CHANNEL *Chan, CHAR Mode )
442 d72c55a0 2002-02-11 alex /* Mode soll geloescht werden. TRUE wird geliefert, wenn der
443 d72c55a0 2002-02-11 alex * Mode entfernt wurde, FALSE, wenn der Channel den Mode
444 d72c55a0 2002-02-11 alex * ueberhaupt nicht hatte. */
446 d72c55a0 2002-02-11 alex CHAR x[2], *p;
448 d72c55a0 2002-02-11 alex assert( Chan != NULL );
450 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
452 d72c55a0 2002-02-11 alex p = strchr( Chan->modes, x[0] );
453 d72c55a0 2002-02-11 alex if( ! p ) return FALSE;
455 d72c55a0 2002-02-11 alex /* Client hat den Mode -> loeschen */
456 d72c55a0 2002-02-11 alex while( *p )
458 d72c55a0 2002-02-11 alex *p = *(p + 1);
461 d72c55a0 2002-02-11 alex return TRUE;
462 d72c55a0 2002-02-11 alex } /* Channel_ModeDel */
465 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
466 c2f60abe 2002-05-27 alex Channel_UserModeAdd( CHANNEL *Chan, CLIENT *Client, CHAR Mode )
468 d72c55a0 2002-02-11 alex /* Channel-User-Mode soll gesetzt werden. TRUE wird geliefert,
469 d72c55a0 2002-02-11 alex * wenn der Mode neu gesetzt wurde, FALSE, wenn der User den
470 d72c55a0 2002-02-11 alex * Channel-Mode bereits hatte. */
472 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
475 d72c55a0 2002-02-11 alex assert( Chan != NULL );
476 d72c55a0 2002-02-11 alex assert( Client != NULL );
478 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
479 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
481 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
482 d72c55a0 2002-02-11 alex if( ! strchr( cl2chan->modes, x[0] ))
484 d72c55a0 2002-02-11 alex /* Client hat den Mode noch nicht -> setzen */
485 d72c55a0 2002-02-11 alex strcat( cl2chan->modes, x );
486 d72c55a0 2002-02-11 alex return TRUE;
488 d72c55a0 2002-02-11 alex else return FALSE;
489 d72c55a0 2002-02-11 alex } /* Channel_UserModeAdd */
492 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
493 c2f60abe 2002-05-27 alex Channel_UserModeDel( CHANNEL *Chan, CLIENT *Client, CHAR Mode )
495 d72c55a0 2002-02-11 alex /* Channel-User-Mode soll geloescht werden. TRUE wird geliefert,
496 d72c55a0 2002-02-11 alex * wenn der Mode entfernt wurde, FALSE, wenn der User den Channel-Mode
497 d72c55a0 2002-02-11 alex * ueberhaupt nicht hatte. */
499 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
500 d72c55a0 2002-02-11 alex CHAR x[2], *p;
502 d72c55a0 2002-02-11 alex assert( Chan != NULL );
503 d72c55a0 2002-02-11 alex assert( Client != NULL );
505 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
506 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
508 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
510 d72c55a0 2002-02-11 alex p = strchr( cl2chan->modes, x[0] );
511 d72c55a0 2002-02-11 alex if( ! p ) return FALSE;
513 d72c55a0 2002-02-11 alex /* Client hat den Mode -> loeschen */
514 d72c55a0 2002-02-11 alex while( *p )
516 d72c55a0 2002-02-11 alex *p = *(p + 1);
519 d72c55a0 2002-02-11 alex return TRUE;
520 d72c55a0 2002-02-11 alex } /* Channel_UserModeDel */
523 c2f60abe 2002-05-27 alex GLOBAL CHAR *
524 c2f60abe 2002-05-27 alex Channel_UserModes( CHANNEL *Chan, CLIENT *Client )
526 d72c55a0 2002-02-11 alex /* Channel-Modes eines Users liefern */
528 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
530 d72c55a0 2002-02-11 alex assert( Chan != NULL );
531 d72c55a0 2002-02-11 alex assert( Client != NULL );
533 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
534 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
536 d72c55a0 2002-02-11 alex return cl2chan->modes;
537 d72c55a0 2002-02-11 alex } /* Channel_UserModes */
540 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
541 c2f60abe 2002-05-27 alex Channel_IsMemberOf( CHANNEL *Chan, CLIENT *Client )
543 153aa0aa 2002-02-27 alex /* Pruefen, ob Client Mitglied in Channel ist */
545 153aa0aa 2002-02-27 alex assert( Chan != NULL );
546 153aa0aa 2002-02-27 alex assert( Client != NULL );
548 153aa0aa 2002-02-27 alex if( Get_Cl2Chan( Chan, Client )) return TRUE;
549 153aa0aa 2002-02-27 alex else return FALSE;
550 153aa0aa 2002-02-27 alex } /* Channel_IsMemberOf */
553 c2f60abe 2002-05-27 alex GLOBAL CHAR *
554 c2f60abe 2002-05-27 alex Channel_Topic( CHANNEL *Chan )
556 52548bd3 2002-02-27 alex assert( Chan != NULL );
557 52548bd3 2002-02-27 alex return Chan->topic;
558 52548bd3 2002-02-27 alex } /* Channel_Topic */
561 c2f60abe 2002-05-27 alex GLOBAL VOID
562 c2f60abe 2002-05-27 alex Channel_SetTopic( CHANNEL *Chan, CHAR *Topic )
564 52548bd3 2002-02-27 alex assert( Chan != NULL );
565 52548bd3 2002-02-27 alex assert( Topic != NULL );
567 10363b39 2002-03-03 alex strncpy( Chan->topic, Topic, CHANNEL_TOPIC_LEN - 1 );
568 52548bd3 2002-02-27 alex Chan->topic[CHANNEL_TOPIC_LEN - 1] = '\0';
569 52548bd3 2002-02-27 alex } /* Channel_SetTopic */
572 378e511e 2002-09-03 alex GLOBAL VOID
573 378e511e 2002-09-03 alex Channel_SetModes( CHANNEL *Chan, CHAR *Modes )
575 378e511e 2002-09-03 alex assert( Chan != NULL );
576 378e511e 2002-09-03 alex assert( Modes != NULL );
578 378e511e 2002-09-03 alex strncpy( Chan->modes, Modes, CHANNEL_MODE_LEN - 1 );
579 378e511e 2002-09-03 alex Chan->topic[CHANNEL_MODE_LEN - 1] = '\0';
580 378e511e 2002-09-03 alex } /* Channel_SetModes */
584 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
585 c2f60abe 2002-05-27 alex Channel_Write( CHANNEL *Chan, CLIENT *From, CLIENT *Client, CHAR *Text )
587 0e38d10b 2002-03-25 alex BOOLEAN is_member, has_voice, is_op, ok;
589 0e38d10b 2002-03-25 alex /* Okay, Ziel ist ein Channel */
590 0e38d10b 2002-03-25 alex is_member = has_voice = is_op = FALSE;
591 0e38d10b 2002-03-25 alex if( Channel_IsMemberOf( Chan, From ))
593 0e38d10b 2002-03-25 alex is_member = TRUE;
594 0e38d10b 2002-03-25 alex if( strchr( Channel_UserModes( Chan, From ), 'v' )) has_voice = TRUE;
595 0e38d10b 2002-03-25 alex if( strchr( Channel_UserModes( Chan, From ), 'o' )) is_op = TRUE;
598 0e38d10b 2002-03-25 alex /* pruefen, ob Client in Channel schreiben darf */
600 0e38d10b 2002-03-25 alex if( strchr( Channel_Modes( Chan ), 'n' ) && ( ! is_member )) ok = FALSE;
601 0e38d10b 2002-03-25 alex if( strchr( Channel_Modes( Chan ), 'm' ) && ( ! is_op ) && ( ! has_voice )) ok = FALSE;
603 0e38d10b 2002-03-25 alex if( ! ok ) return IRC_WriteStrClient( From, ERR_CANNOTSENDTOCHAN_MSG, Client_ID( From ), Channel_Name( Chan ));
605 0e38d10b 2002-03-25 alex /* Text senden */
606 0e38d10b 2002-03-25 alex if( Client_Conn( From ) > NONE ) Conn_UpdateIdle( Client_Conn( From ));
607 0e38d10b 2002-03-25 alex return IRC_WriteStrChannelPrefix( Client, Chan, From, TRUE, "PRIVMSG %s :%s", Channel_Name( Chan ), Text );
608 0e38d10b 2002-03-25 alex } /* Channel_Write */
611 378e511e 2002-09-03 alex GLOBAL CHANNEL *
612 378e511e 2002-09-03 alex Channel_Create( CHAR *Name )
614 bb19cfda 2002-01-21 alex /* Neue Channel-Struktur anlegen */
616 bb19cfda 2002-01-21 alex CHANNEL *c;
618 bb19cfda 2002-01-21 alex assert( Name != NULL );
620 bb19cfda 2002-01-21 alex c = malloc( sizeof( CHANNEL ));
623 1fd7215d 2002-06-09 alex Log( LOG_EMERG, "Can't allocate memory! [New_Chan]" );
624 bb19cfda 2002-01-21 alex return NULL;
626 bb19cfda 2002-01-21 alex c->next = NULL;
627 10363b39 2002-03-03 alex strncpy( c->name, Name, CHANNEL_NAME_LEN - 1 );
628 bb19cfda 2002-01-21 alex c->name[CHANNEL_NAME_LEN - 1] = '\0';
629 bb19cfda 2002-01-21 alex strcpy( c->modes, "" );
630 52548bd3 2002-02-27 alex strcpy( c->topic, "" );
631 0e38d10b 2002-03-25 alex c->hash = Hash( c->name );
633 378e511e 2002-09-03 alex /* Verketten */
634 378e511e 2002-09-03 alex c->next = My_Channels;
635 378e511e 2002-09-03 alex My_Channels = c;
637 bb19cfda 2002-01-21 alex Log( LOG_DEBUG, "Created new channel structure for \"%s\".", Name );
640 378e511e 2002-09-03 alex } /* Channel_Create */
643 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
644 c2f60abe 2002-05-27 alex Get_Cl2Chan( CHANNEL *Chan, CLIENT *Client )
646 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
648 bb19cfda 2002-01-21 alex assert( Chan != NULL );
649 bb19cfda 2002-01-21 alex assert( Client != NULL );
651 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
652 bb19cfda 2002-01-21 alex while( cl2chan )
654 bb19cfda 2002-01-21 alex if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) return cl2chan;
655 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
657 bb19cfda 2002-01-21 alex return NULL;
658 bb19cfda 2002-01-21 alex } /* Get_Cl2Chan */
661 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
662 c2f60abe 2002-05-27 alex Add_Client( CHANNEL *Chan, CLIENT *Client )
664 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
666 bb19cfda 2002-01-21 alex assert( Chan != NULL );
667 bb19cfda 2002-01-21 alex assert( Client != NULL );
669 d72c55a0 2002-02-11 alex /* neue CL2CHAN-Struktur anlegen */
670 bb19cfda 2002-01-21 alex cl2chan = malloc( sizeof( CL2CHAN ));
671 bb19cfda 2002-01-21 alex if( ! cl2chan )
673 1fd7215d 2002-06-09 alex Log( LOG_EMERG, "Can't allocate memory! [Add_Client]" );
674 bb19cfda 2002-01-21 alex return NULL;
676 bb19cfda 2002-01-21 alex cl2chan->channel = Chan;
677 bb19cfda 2002-01-21 alex cl2chan->client = Client;
678 d72c55a0 2002-02-11 alex strcpy( cl2chan->modes, "" );
680 bb19cfda 2002-01-21 alex /* Verketten */
681 bb19cfda 2002-01-21 alex cl2chan->next = My_Cl2Chan;
682 bb19cfda 2002-01-21 alex My_Cl2Chan = cl2chan;
684 d569c924 2002-01-27 alex Log( LOG_DEBUG, "User \"%s\" joined channel \"%s\".", Client_Mask( Client ), Chan->name );
686 bb19cfda 2002-01-21 alex return cl2chan;
687 bb19cfda 2002-01-21 alex } /* Add_Client */
690 c2f60abe 2002-05-27 alex LOCAL BOOLEAN
691 cc1e8514 2002-06-01 alex Remove_Client( INT Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, CHAR *Reason, BOOLEAN InformServer )
693 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan, *last_cl2chan;
694 bb19cfda 2002-01-21 alex CHANNEL *c;
696 bb19cfda 2002-01-21 alex assert( Chan != NULL );
697 bb19cfda 2002-01-21 alex assert( Client != NULL );
698 bb19cfda 2002-01-21 alex assert( Origin != NULL );
699 bb19cfda 2002-01-21 alex assert( Reason != NULL );
701 bb19cfda 2002-01-21 alex last_cl2chan = NULL;
702 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
703 bb19cfda 2002-01-21 alex while( cl2chan )
705 bb19cfda 2002-01-21 alex if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) break;
706 bb19cfda 2002-01-21 alex last_cl2chan = cl2chan;
707 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
709 bb19cfda 2002-01-21 alex if( ! cl2chan ) return FALSE;
711 bb19cfda 2002-01-21 alex c = cl2chan->channel;
712 bb19cfda 2002-01-21 alex assert( c != NULL );
714 bb19cfda 2002-01-21 alex /* Aus Verkettung loesen und freigeben */
715 bb19cfda 2002-01-21 alex if( last_cl2chan ) last_cl2chan->next = cl2chan->next;
716 bb19cfda 2002-01-21 alex else My_Cl2Chan = cl2chan->next;
717 bb19cfda 2002-01-21 alex free( cl2chan );
719 cc1e8514 2002-06-01 alex switch( Type )
721 cc1e8514 2002-06-01 alex case REMOVE_QUIT:
722 22365b2c 2002-06-01 alex /* QUIT: andere Server wurden bereits informiert, vgl. Client_Destroy();
723 22365b2c 2002-06-01 alex * hier also "nur" noch alle User in betroffenen Channeln infomieren */
724 cc1e8514 2002-06-01 alex assert( InformServer == FALSE );
725 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Origin, c, Origin, FALSE, "QUIT :%s", Reason );
726 cc1e8514 2002-06-01 alex Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
728 cc1e8514 2002-06-01 alex case REMOVE_KICK:
729 22365b2c 2002-06-01 alex /* User wurde geKICKed: ggf. andere Server sowie alle betroffenen User
730 22365b2c 2002-06-01 alex * im entsprechenden Channel informieren */
731 cc1e8514 2002-06-01 alex if( InformServer ) IRC_WriteStrServersPrefix( Client_NextHop( Origin ), Origin, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
732 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Client, c, Origin, FALSE, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
733 cc1e8514 2002-06-01 alex if(( Client_Conn( Client ) > NONE ) && ( Client_Type( Client ) == CLIENT_USER )) IRC_WriteStrClientPrefix( Client, Origin, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
734 cc1e8514 2002-06-01 alex Log( LOG_DEBUG, "User \"%s\" has been kicked of \"%s\" by \"%s\": %s.", Client_Mask( Client ), c->name, Client_ID( Origin ), Reason );
738 cc1e8514 2002-06-01 alex if( InformServer ) IRC_WriteStrServersPrefix( Origin, Client, "PART %s :%s", c->name, Reason );
739 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Origin, c, Client, FALSE, "PART %s :%s", c->name, Reason );
740 cc1e8514 2002-06-01 alex if(( Client_Conn( Origin ) > NONE ) && ( Client_Type( Origin ) == CLIENT_USER )) IRC_WriteStrClientPrefix( Origin, Client, "PART %s :%s", c->name, Reason );
741 cc1e8514 2002-06-01 alex Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
744 040f5422 2002-05-21 alex /* Wenn Channel nun leer und nicht pre-defined: loeschen */
745 040f5422 2002-05-21 alex if( ! strchr( Channel_Modes( Chan ), 'P' ))
747 040f5422 2002-05-21 alex if( ! Get_First_Cl2Chan( NULL, Chan )) Delete_Channel( Chan );
750 bb19cfda 2002-01-21 alex return TRUE;
751 bb19cfda 2002-01-21 alex } /* Remove_Client */
754 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
755 c2f60abe 2002-05-27 alex Get_First_Cl2Chan( CLIENT *Client, CHANNEL *Chan )
757 bb19cfda 2002-01-21 alex return Get_Next_Cl2Chan( My_Cl2Chan, Client, Chan );
758 bb19cfda 2002-01-21 alex } /* Get_First_Cl2Chan */
761 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
762 c2f60abe 2002-05-27 alex Get_Next_Cl2Chan( CL2CHAN *Start, CLIENT *Client, CHANNEL *Channel )
764 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
766 bb19cfda 2002-01-21 alex assert( Client != NULL || Channel != NULL );
768 bb19cfda 2002-01-21 alex cl2chan = Start;
769 bb19cfda 2002-01-21 alex while( cl2chan )
771 bb19cfda 2002-01-21 alex if(( Client ) && ( cl2chan->client == Client )) return cl2chan;
772 bb19cfda 2002-01-21 alex if(( Channel ) && ( cl2chan->channel == Channel )) return cl2chan;
773 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
775 bb19cfda 2002-01-21 alex return NULL;
776 bb19cfda 2002-01-21 alex } /* Get_Next_Cl2Chan */
779 c2f60abe 2002-05-27 alex LOCAL BOOLEAN
780 c2f60abe 2002-05-27 alex Delete_Channel( CHANNEL *Chan )
782 bb19cfda 2002-01-21 alex /* Channel-Struktur loeschen */
784 bb19cfda 2002-01-21 alex CHANNEL *chan, *last_chan;
786 bb19cfda 2002-01-21 alex last_chan = NULL;
787 bb19cfda 2002-01-21 alex chan = My_Channels;
788 bb19cfda 2002-01-21 alex while( chan )
790 bb19cfda 2002-01-21 alex if( chan == Chan ) break;
791 bb19cfda 2002-01-21 alex last_chan = chan;
792 bb19cfda 2002-01-21 alex chan = chan->next;
794 bb19cfda 2002-01-21 alex if( ! chan ) return FALSE;
796 bb19cfda 2002-01-21 alex Log( LOG_DEBUG, "Freed channel structure for \"%s\".", Chan->name );
798 1fd7215d 2002-06-09 alex /* Invite- und Ban-Lists aufraeumen */
799 1fd7215d 2002-06-09 alex Lists_DeleteChannel( chan );
801 bb19cfda 2002-01-21 alex /* Neu verketten und freigeben */
802 bb19cfda 2002-01-21 alex if( last_chan ) last_chan->next = chan->next;
803 bb19cfda 2002-01-21 alex else My_Channels = chan->next;
804 bb19cfda 2002-01-21 alex free( chan );
806 bb19cfda 2002-01-21 alex return TRUE;
807 bb19cfda 2002-01-21 alex } /* Delete_Channel */
810 38b9cb88 2001-12-14 alex /* -eof- */
