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 490f28ff 2002-12-12 alex * This program is free software; you can redistribute it and/or modify
6 490f28ff 2002-12-12 alex * it under the terms of the GNU General Public License as published by
7 490f28ff 2002-12-12 alex * the Free Software Foundation; either version 2 of the License, or
8 490f28ff 2002-12-12 alex * (at your option) any later version.
9 490f28ff 2002-12-12 alex * Please read the file COPYING, README and AUTHORS for more information.
11 490f28ff 2002-12-12 alex * Channel management
15 8a324b6d 2002-01-26 alex #define __channel_c__
18 ca33cbda 2002-03-12 alex #include "portab.h"
20 b8d7dcec 2002-12-30 alex static char UNUSED id[] = "$Id: channel.c,v 1.42 2002/12/30 17:15:42 alex Exp $";
22 ca33cbda 2002-03-12 alex #include "imp.h"
23 38b9cb88 2001-12-14 alex #include <assert.h>
24 bb19cfda 2002-01-21 alex #include <stdlib.h>
25 bb19cfda 2002-01-21 alex #include <string.h>
27 b8d7dcec 2002-12-30 alex #include "conn-func.h"
28 bb19cfda 2002-01-21 alex #include "client.h"
30 c2f60abe 2002-05-27 alex #include "exp.h"
31 c2f60abe 2002-05-27 alex #include "channel.h"
33 c2f60abe 2002-05-27 alex #include "imp.h"
34 c2f60abe 2002-05-27 alex #include "irc-write.h"
35 c2f60abe 2002-05-27 alex #include "resolve.h"
36 040f5422 2002-05-21 alex #include "conf.h"
37 0e38d10b 2002-03-25 alex #include "hash.h"
38 1fd7215d 2002-06-09 alex #include "lists.h"
39 bb19cfda 2002-01-21 alex #include "log.h"
40 bb19cfda 2002-01-21 alex #include "messages.h"
42 ca33cbda 2002-03-12 alex #include "exp.h"
45 cc1e8514 2002-06-01 alex #define REMOVE_PART 0
46 cc1e8514 2002-06-01 alex #define REMOVE_QUIT 1
47 cc1e8514 2002-06-01 alex #define REMOVE_KICK 2
50 38b9cb88 2001-12-14 alex LOCAL CHANNEL *My_Channels;
51 bb19cfda 2002-01-21 alex LOCAL CL2CHAN *My_Cl2Chan;
54 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_Cl2Chan PARAMS(( CHANNEL *Chan, CLIENT *Client ));
55 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Add_Client PARAMS(( CHANNEL *Chan, CLIENT *Client ));
56 cc1e8514 2002-06-01 alex LOCAL BOOLEAN Remove_Client PARAMS(( INT Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, CHAR *Reason, BOOLEAN InformServer ));
57 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_First_Cl2Chan PARAMS(( CLIENT *Client, CHANNEL *Chan ));
58 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *Get_Next_Cl2Chan PARAMS(( CL2CHAN *Start, CLIENT *Client, CHANNEL *Chan ));
59 c2f60abe 2002-05-27 alex LOCAL BOOLEAN Delete_Channel PARAMS(( CHANNEL *Chan ));
63 c2f60abe 2002-05-27 alex Channel_Init( VOID )
65 38b9cb88 2001-12-14 alex My_Channels = NULL;
66 bb19cfda 2002-01-21 alex My_Cl2Chan = NULL;
67 04162c39 2002-06-02 alex } /* Channel_Init */
71 04162c39 2002-06-02 alex Channel_InitPredefined( VOID )
73 040f5422 2002-05-21 alex /* Vordefinierte persistente Channels erzeugen */
75 04162c39 2002-06-02 alex CHANNEL *chan;
79 040f5422 2002-05-21 alex for( i = 0; i < Conf_Channel_Count; i++ )
81 040f5422 2002-05-21 alex /* Ist ein Name konfiguriert? */
82 adcd9289 2002-09-02 alex if( ! Conf_Channel[i].name[0] ) continue;
84 040f5422 2002-05-21 alex /* Gueltiger Channel-Name? */
85 040f5422 2002-05-21 alex if( ! Channel_IsValidName( Conf_Channel[i].name ))
87 040f5422 2002-05-21 alex Log( LOG_ERR, "Can't create pre-defined channel: invalid name: \"%s\"!", Conf_Channel[i].name );
91 7233b721 2002-11-22 alex /* Gibt es den Channel bereits? */
92 7233b721 2002-11-22 alex chan = Channel_Search( Conf_Channel[i].name );
95 7233b721 2002-11-22 alex Log( LOG_INFO, "Can't create pre-defined channel \"%s\": name already in use.", Conf_Channel[i].name );
99 040f5422 2002-05-21 alex /* Channel anlegen */
100 378e511e 2002-09-03 alex chan = Channel_Create( Conf_Channel[i].name );
103 040f5422 2002-05-21 alex Channel_ModeAdd( chan, 'P' );
104 040f5422 2002-05-21 alex Channel_SetTopic( chan, Conf_Channel[i].topic );
105 040f5422 2002-05-21 alex c = Conf_Channel[i].modes;
106 040f5422 2002-05-21 alex while( *c ) Channel_ModeAdd( chan, *c++ );
107 040f5422 2002-05-21 alex Log( LOG_INFO, "Created pre-defined channel \"%s\".", Conf_Channel[i].name );
109 040f5422 2002-05-21 alex else Log( LOG_ERR, "Can't create pre-defined channel \"%s\"!", Conf_Channel[i].name );
111 04162c39 2002-06-02 alex } /* Channel_InitPredefined */
114 c2f60abe 2002-05-27 alex GLOBAL VOID
115 c2f60abe 2002-05-27 alex Channel_Exit( VOID )
117 bb19cfda 2002-01-21 alex CHANNEL *c, *c_next;
118 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan, *cl2chan_next;
120 bb19cfda 2002-01-21 alex /* Channel-Strukturen freigeben */
121 bb19cfda 2002-01-21 alex c = My_Channels;
124 bb19cfda 2002-01-21 alex c_next = c->next;
126 bb19cfda 2002-01-21 alex c = c_next;
129 bb19cfda 2002-01-21 alex /* Channel-Zuordnungstabelle freigeben */
130 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
133 bb19cfda 2002-01-21 alex cl2chan_next = cl2chan->next;
134 bb19cfda 2002-01-21 alex free( cl2chan );
135 bb19cfda 2002-01-21 alex cl2chan = cl2chan_next;
137 38b9cb88 2001-12-14 alex } /* Channel_Exit */
140 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
141 c2f60abe 2002-05-27 alex Channel_Join( CLIENT *Client, CHAR *Name )
143 bb19cfda 2002-01-21 alex CHANNEL *chan;
145 bb19cfda 2002-01-21 alex assert( Client != NULL );
146 bb19cfda 2002-01-21 alex assert( Name != NULL );
148 bb19cfda 2002-01-21 alex /* Valider Channel-Name? */
149 f53914b1 2002-02-06 alex if( ! Channel_IsValidName( Name ))
151 bb19cfda 2002-01-21 alex IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
152 bb19cfda 2002-01-21 alex return FALSE;
155 bb19cfda 2002-01-21 alex /* Channel suchen */
156 8a324b6d 2002-01-26 alex chan = Channel_Search( Name );
159 bb19cfda 2002-01-21 alex /* Ist der Client bereits Mitglied? */
160 bb19cfda 2002-01-21 alex if( Get_Cl2Chan( chan, Client )) return FALSE;
164 bb19cfda 2002-01-21 alex /* Gibt es noch nicht? Dann neu anlegen: */
165 378e511e 2002-09-03 alex chan = Channel_Create( Name );
166 bb19cfda 2002-01-21 alex if( ! chan ) return FALSE;
169 bb19cfda 2002-01-21 alex /* User dem Channel hinzufuegen */
170 bb19cfda 2002-01-21 alex if( ! Add_Client( chan, Client )) return FALSE;
171 bb19cfda 2002-01-21 alex else return TRUE;
172 bb19cfda 2002-01-21 alex } /* Channel_Join */
175 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
176 c2f60abe 2002-05-27 alex Channel_Part( CLIENT *Client, CLIENT *Origin, CHAR *Name, CHAR *Reason )
178 bb19cfda 2002-01-21 alex CHANNEL *chan;
180 bb19cfda 2002-01-21 alex assert( Client != NULL );
181 bb19cfda 2002-01-21 alex assert( Name != NULL );
182 cc1e8514 2002-06-01 alex assert( Reason != NULL );
184 bb19cfda 2002-01-21 alex /* Channel suchen */
185 8a324b6d 2002-01-26 alex chan = Channel_Search( Name );
186 bb19cfda 2002-01-21 alex if(( ! chan ) || ( ! Get_Cl2Chan( chan, Client )))
188 bb19cfda 2002-01-21 alex IRC_WriteStrClient( Client, ERR_NOSUCHCHANNEL_MSG, Client_ID( Client ), Name );
189 bb19cfda 2002-01-21 alex return FALSE;
192 bb19cfda 2002-01-21 alex /* User aus Channel entfernen */
193 cc1e8514 2002-06-01 alex if( ! Remove_Client( REMOVE_PART, chan, Client, Origin, Reason, TRUE )) return FALSE;
194 bb19cfda 2002-01-21 alex else return TRUE;
195 bb19cfda 2002-01-21 alex } /* Channel_Part */
198 c2f60abe 2002-05-27 alex GLOBAL VOID
199 cc1e8514 2002-06-01 alex Channel_Kick( CLIENT *Client, CLIENT *Origin, CHAR *Name, CHAR *Reason )
201 cc1e8514 2002-06-01 alex CHANNEL *chan;
203 cc1e8514 2002-06-01 alex assert( Client != NULL );
204 cc1e8514 2002-06-01 alex assert( Origin != NULL );
205 cc1e8514 2002-06-01 alex assert( Name != NULL );
206 cc1e8514 2002-06-01 alex assert( Reason != NULL );
208 cc1e8514 2002-06-01 alex /* Channel suchen */
209 cc1e8514 2002-06-01 alex chan = Channel_Search( Name );
210 cc1e8514 2002-06-01 alex if( ! chan )
212 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_NOSUCHCHANNEL_MSG, Client_ID( Origin ), Name );
216 cc1e8514 2002-06-01 alex /* Ist der User Mitglied in dem Channel? */
217 cc1e8514 2002-06-01 alex if( ! Channel_IsMemberOf( chan, Origin ))
219 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_NOTONCHANNEL_MSG, Client_ID( Origin ), Name );
223 cc1e8514 2002-06-01 alex /* Ist der User Channel-Operator? */
224 cc1e8514 2002-06-01 alex if( ! strchr( Channel_UserModes( chan, Origin ), 'o' ))
226 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Origin ), Name);
230 cc1e8514 2002-06-01 alex /* Ist der Ziel-User Mitglied im Channel? */
231 cc1e8514 2002-06-01 alex if( ! Channel_IsMemberOf( chan, Client ))
233 cc1e8514 2002-06-01 alex IRC_WriteStrClient( Origin, ERR_USERNOTINCHANNEL_MSG, Client_ID( Origin ), Client_ID( Client ), Name );
237 cc1e8514 2002-06-01 alex Remove_Client( REMOVE_KICK, chan, Client, Origin, Reason, TRUE );
238 cc1e8514 2002-06-01 alex } /* Channel_Kick */
241 cc1e8514 2002-06-01 alex GLOBAL VOID
242 cc1e8514 2002-06-01 alex Channel_Quit( CLIENT *Client, CHAR *Reason )
244 bb19cfda 2002-01-21 alex CHANNEL *c, *next_c;
246 bb19cfda 2002-01-21 alex assert( Client != NULL );
247 cc1e8514 2002-06-01 alex assert( Reason != NULL );
249 bb19cfda 2002-01-21 alex c = My_Channels;
252 bb19cfda 2002-01-21 alex next_c = c->next;
253 22365b2c 2002-06-01 alex Remove_Client( REMOVE_QUIT, c, Client, Client, Reason, FALSE );
254 bb19cfda 2002-01-21 alex c = next_c;
256 cc1e8514 2002-06-01 alex } /* Channel_Quit */
259 c7b55aa6 2002-10-09 alex GLOBAL LONG
260 c2f60abe 2002-05-27 alex Channel_Count( VOID )
262 bb19cfda 2002-01-21 alex CHANNEL *c;
263 c7b55aa6 2002-10-09 alex LONG count;
266 bb19cfda 2002-01-21 alex c = My_Channels;
270 bb19cfda 2002-01-21 alex c = c->next;
272 bb19cfda 2002-01-21 alex return count;
273 56823924 2002-01-16 alex } /* Channel_Count */
276 c7b55aa6 2002-10-09 alex GLOBAL LONG
277 c2f60abe 2002-05-27 alex Channel_MemberCount( CHANNEL *Chan )
279 f22f1cf4 2002-04-23 alex CL2CHAN *cl2chan;
280 c7b55aa6 2002-10-09 alex LONG count;
282 f22f1cf4 2002-04-23 alex assert( Chan != NULL );
285 f22f1cf4 2002-04-23 alex cl2chan = My_Cl2Chan;
286 f22f1cf4 2002-04-23 alex while( cl2chan )
288 f22f1cf4 2002-04-23 alex if( cl2chan->channel == Chan ) count++;
289 f22f1cf4 2002-04-23 alex cl2chan = cl2chan->next;
291 f22f1cf4 2002-04-23 alex return count;
292 f22f1cf4 2002-04-23 alex } /* Channel_MemberCount */
296 e9078163 2002-12-14 alex Channel_CountForUser( CLIENT *Client )
298 b7eb5f66 2002-12-13 alex /* Count number of channels a user is member of. */
300 b7eb5f66 2002-12-13 alex CL2CHAN *cl2chan;
303 b7eb5f66 2002-12-13 alex assert( Client != NULL );
306 b7eb5f66 2002-12-13 alex cl2chan = My_Cl2Chan;
307 b7eb5f66 2002-12-13 alex while( cl2chan )
309 b7eb5f66 2002-12-13 alex if( cl2chan->client == Client ) count++;
310 b7eb5f66 2002-12-13 alex cl2chan = cl2chan->next;
313 b7eb5f66 2002-12-13 alex return count;
314 b7eb5f66 2002-12-13 alex } /* Channel_CountForUser */
318 e9078163 2002-12-14 alex Channel_PCount( VOID )
320 e9078163 2002-12-14 alex /* Count the number of persistent (mode 'P') channels */
322 e9078163 2002-12-14 alex CHANNEL *chan;
326 e9078163 2002-12-14 alex chan = My_Channels;
327 e9078163 2002-12-14 alex while( chan )
329 e9078163 2002-12-14 alex if( strchr( chan->modes, 'P' )) count++;
330 e9078163 2002-12-14 alex chan = chan->next;
333 e9078163 2002-12-14 alex return count;
334 e9078163 2002-12-14 alex } /* Channel_PCount */
337 c2f60abe 2002-05-27 alex GLOBAL CHAR *
338 c2f60abe 2002-05-27 alex Channel_Name( CHANNEL *Chan )
340 71c7a6fc 2002-01-28 alex assert( Chan != NULL );
341 71c7a6fc 2002-01-28 alex return Chan->name;
342 71c7a6fc 2002-01-28 alex } /* Channel_Name */
345 c2f60abe 2002-05-27 alex GLOBAL CHAR *
346 c2f60abe 2002-05-27 alex Channel_Modes( CHANNEL *Chan )
348 f53914b1 2002-02-06 alex assert( Chan != NULL );
349 f53914b1 2002-02-06 alex return Chan->modes;
350 f53914b1 2002-02-06 alex } /* Channel_Modes */
353 2e88dd72 2002-12-16 alex GLOBAL CHAR *
354 2e88dd72 2002-12-16 alex Channel_Key( CHANNEL *Chan )
356 2e88dd72 2002-12-16 alex assert( Chan != NULL );
357 2e88dd72 2002-12-16 alex return Chan->key;
358 2e88dd72 2002-12-16 alex } /* Channel_Key */
361 2e88dd72 2002-12-16 alex GLOBAL LONG
362 2e88dd72 2002-12-16 alex Channel_MaxUsers( CHANNEL *Chan )
364 2e88dd72 2002-12-16 alex assert( Chan != NULL );
365 2e88dd72 2002-12-16 alex return Chan->maxusers;
366 2e88dd72 2002-12-16 alex } /* Channel_MaxUsers */
369 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
370 c2f60abe 2002-05-27 alex Channel_First( VOID )
372 71c7a6fc 2002-01-28 alex return My_Channels;
373 71c7a6fc 2002-01-28 alex } /* Channel_First */
376 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
377 c2f60abe 2002-05-27 alex Channel_Next( CHANNEL *Chan )
379 71c7a6fc 2002-01-28 alex assert( Chan != NULL );
380 71c7a6fc 2002-01-28 alex return Chan->next;
381 71c7a6fc 2002-01-28 alex } /* Channel_Next */
384 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
385 c2f60abe 2002-05-27 alex Channel_Search( CHAR *Name )
387 bb19cfda 2002-01-21 alex /* Channel-Struktur suchen */
389 bb19cfda 2002-01-21 alex CHANNEL *c;
390 0e38d10b 2002-03-25 alex UINT32 search_hash;
392 bb19cfda 2002-01-21 alex assert( Name != NULL );
394 0e38d10b 2002-03-25 alex search_hash = Hash( Name );
395 bb19cfda 2002-01-21 alex c = My_Channels;
398 0e38d10b 2002-03-25 alex if( search_hash == c->hash )
400 0e38d10b 2002-03-25 alex /* lt. Hash-Wert: Treffer! */
401 0e38d10b 2002-03-25 alex if( strcasecmp( Name, c->name ) == 0 ) return c;
403 bb19cfda 2002-01-21 alex c = c->next;
405 bb19cfda 2002-01-21 alex return NULL;
406 8a324b6d 2002-01-26 alex } /* Channel_Search */
409 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
410 c2f60abe 2002-05-27 alex Channel_FirstMember( CHANNEL *Chan )
412 8a324b6d 2002-01-26 alex assert( Chan != NULL );
413 8a324b6d 2002-01-26 alex return Get_First_Cl2Chan( NULL, Chan );
414 0bb9db1a 2002-01-29 alex } /* Channel_FirstMember */
417 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
418 c2f60abe 2002-05-27 alex Channel_NextMember( CHANNEL *Chan, CL2CHAN *Cl2Chan )
420 8a324b6d 2002-01-26 alex assert( Chan != NULL );
421 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
422 8a324b6d 2002-01-26 alex return Get_Next_Cl2Chan( Cl2Chan->next, NULL, Chan );
423 8a324b6d 2002-01-26 alex } /* Channel_NextMember */
426 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
427 c2f60abe 2002-05-27 alex Channel_FirstChannelOf( CLIENT *Client )
429 0bb9db1a 2002-01-29 alex assert( Client != NULL );
430 0bb9db1a 2002-01-29 alex return Get_First_Cl2Chan( Client, NULL );
431 0bb9db1a 2002-01-29 alex } /* Channel_FirstChannelOf */
434 c2f60abe 2002-05-27 alex GLOBAL CL2CHAN *
435 c2f60abe 2002-05-27 alex Channel_NextChannelOf( CLIENT *Client, CL2CHAN *Cl2Chan )
437 0bb9db1a 2002-01-29 alex assert( Client != NULL );
438 0bb9db1a 2002-01-29 alex assert( Cl2Chan != NULL );
439 0bb9db1a 2002-01-29 alex return Get_Next_Cl2Chan( Cl2Chan->next, Client, NULL );
440 0bb9db1a 2002-01-29 alex } /* Channel_NextChannelOf */
443 c2f60abe 2002-05-27 alex GLOBAL CLIENT *
444 c2f60abe 2002-05-27 alex Channel_GetClient( CL2CHAN *Cl2Chan )
446 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
447 8a324b6d 2002-01-26 alex return Cl2Chan->client;
448 8a324b6d 2002-01-26 alex } /* Channel_GetClient */
451 c2f60abe 2002-05-27 alex GLOBAL CHANNEL *
452 c2f60abe 2002-05-27 alex Channel_GetChannel( CL2CHAN *Cl2Chan )
454 8a324b6d 2002-01-26 alex assert( Cl2Chan != NULL );
455 8a324b6d 2002-01-26 alex return Cl2Chan->channel;
456 8a324b6d 2002-01-26 alex } /* Channel_GetChannel */
459 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
460 c2f60abe 2002-05-27 alex Channel_IsValidName( CHAR *Name )
462 f7327524 2002-05-30 alex /* Pruefen, ob Name als Channelname gueltig */
464 f7327524 2002-05-30 alex CHAR *ptr, badchars[10];
466 f53914b1 2002-02-06 alex assert( Name != NULL );
468 f53914b1 2002-02-06 alex if(( Name[0] != '#' ) || ( strlen( Name ) >= CHANNEL_NAME_LEN )) return FALSE;
470 7157d936 2002-03-02 alex ptr = Name;
471 d9a13b31 2002-12-25 alex strcpy( badchars, " ,:\007" );
472 7157d936 2002-03-02 alex while( *ptr )
474 7157d936 2002-03-02 alex if( strchr( badchars, *ptr )) return FALSE;
478 f53914b1 2002-02-06 alex return TRUE;
479 f53914b1 2002-02-06 alex } /* Channel_IsValidName */
482 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
483 c2f60abe 2002-05-27 alex Channel_ModeAdd( CHANNEL *Chan, CHAR Mode )
485 d72c55a0 2002-02-11 alex /* Mode soll gesetzt werden. TRUE wird geliefert, wenn der
486 d72c55a0 2002-02-11 alex * Mode neu gesetzt wurde, FALSE, wenn der Channel den Mode
487 d72c55a0 2002-02-11 alex * bereits hatte. */
491 d72c55a0 2002-02-11 alex assert( Chan != NULL );
493 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
494 d72c55a0 2002-02-11 alex if( ! strchr( Chan->modes, x[0] ))
496 d72c55a0 2002-02-11 alex /* Client hat den Mode noch nicht -> setzen */
497 6626395c 2002-12-26 alex strlcat( Chan->modes, x, sizeof( Chan->modes ));
498 d72c55a0 2002-02-11 alex return TRUE;
500 d72c55a0 2002-02-11 alex else return FALSE;
501 d72c55a0 2002-02-11 alex } /* Channel_ModeAdd */
504 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
505 c2f60abe 2002-05-27 alex Channel_ModeDel( CHANNEL *Chan, CHAR Mode )
507 d72c55a0 2002-02-11 alex /* Mode soll geloescht werden. TRUE wird geliefert, wenn der
508 d72c55a0 2002-02-11 alex * Mode entfernt wurde, FALSE, wenn der Channel den Mode
509 d72c55a0 2002-02-11 alex * ueberhaupt nicht hatte. */
511 d72c55a0 2002-02-11 alex CHAR x[2], *p;
513 d72c55a0 2002-02-11 alex assert( Chan != NULL );
515 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
517 d72c55a0 2002-02-11 alex p = strchr( Chan->modes, x[0] );
518 d72c55a0 2002-02-11 alex if( ! p ) return FALSE;
520 d72c55a0 2002-02-11 alex /* Client hat den Mode -> loeschen */
521 d72c55a0 2002-02-11 alex while( *p )
523 d72c55a0 2002-02-11 alex *p = *(p + 1);
526 d72c55a0 2002-02-11 alex return TRUE;
527 d72c55a0 2002-02-11 alex } /* Channel_ModeDel */
530 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
531 c2f60abe 2002-05-27 alex Channel_UserModeAdd( CHANNEL *Chan, CLIENT *Client, CHAR Mode )
533 d72c55a0 2002-02-11 alex /* Channel-User-Mode soll gesetzt werden. TRUE wird geliefert,
534 d72c55a0 2002-02-11 alex * wenn der Mode neu gesetzt wurde, FALSE, wenn der User den
535 d72c55a0 2002-02-11 alex * Channel-Mode bereits hatte. */
537 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
540 d72c55a0 2002-02-11 alex assert( Chan != NULL );
541 d72c55a0 2002-02-11 alex assert( Client != NULL );
543 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
544 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
546 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
547 d72c55a0 2002-02-11 alex if( ! strchr( cl2chan->modes, x[0] ))
549 d72c55a0 2002-02-11 alex /* Client hat den Mode noch nicht -> setzen */
550 6626395c 2002-12-26 alex strlcat( cl2chan->modes, x, sizeof( cl2chan->modes ));
551 d72c55a0 2002-02-11 alex return TRUE;
553 d72c55a0 2002-02-11 alex else return FALSE;
554 d72c55a0 2002-02-11 alex } /* Channel_UserModeAdd */
557 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
558 c2f60abe 2002-05-27 alex Channel_UserModeDel( CHANNEL *Chan, CLIENT *Client, CHAR Mode )
560 d72c55a0 2002-02-11 alex /* Channel-User-Mode soll geloescht werden. TRUE wird geliefert,
561 d72c55a0 2002-02-11 alex * wenn der Mode entfernt wurde, FALSE, wenn der User den Channel-Mode
562 d72c55a0 2002-02-11 alex * ueberhaupt nicht hatte. */
564 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
565 d72c55a0 2002-02-11 alex CHAR x[2], *p;
567 d72c55a0 2002-02-11 alex assert( Chan != NULL );
568 d72c55a0 2002-02-11 alex assert( Client != NULL );
570 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
571 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
573 d72c55a0 2002-02-11 alex x[0] = Mode; x[1] = '\0';
575 d72c55a0 2002-02-11 alex p = strchr( cl2chan->modes, x[0] );
576 d72c55a0 2002-02-11 alex if( ! p ) return FALSE;
578 d72c55a0 2002-02-11 alex /* Client hat den Mode -> loeschen */
579 d72c55a0 2002-02-11 alex while( *p )
581 d72c55a0 2002-02-11 alex *p = *(p + 1);
584 d72c55a0 2002-02-11 alex return TRUE;
585 d72c55a0 2002-02-11 alex } /* Channel_UserModeDel */
588 c2f60abe 2002-05-27 alex GLOBAL CHAR *
589 c2f60abe 2002-05-27 alex Channel_UserModes( CHANNEL *Chan, CLIENT *Client )
591 d72c55a0 2002-02-11 alex /* Channel-Modes eines Users liefern */
593 d72c55a0 2002-02-11 alex CL2CHAN *cl2chan;
595 d72c55a0 2002-02-11 alex assert( Chan != NULL );
596 d72c55a0 2002-02-11 alex assert( Client != NULL );
598 d72c55a0 2002-02-11 alex cl2chan = Get_Cl2Chan( Chan, Client );
599 d72c55a0 2002-02-11 alex assert( cl2chan != NULL );
601 d72c55a0 2002-02-11 alex return cl2chan->modes;
602 d72c55a0 2002-02-11 alex } /* Channel_UserModes */
605 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
606 c2f60abe 2002-05-27 alex Channel_IsMemberOf( CHANNEL *Chan, CLIENT *Client )
608 153aa0aa 2002-02-27 alex /* Pruefen, ob Client Mitglied in Channel ist */
610 153aa0aa 2002-02-27 alex assert( Chan != NULL );
611 153aa0aa 2002-02-27 alex assert( Client != NULL );
613 153aa0aa 2002-02-27 alex if( Get_Cl2Chan( Chan, Client )) return TRUE;
614 153aa0aa 2002-02-27 alex else return FALSE;
615 153aa0aa 2002-02-27 alex } /* Channel_IsMemberOf */
618 c2f60abe 2002-05-27 alex GLOBAL CHAR *
619 c2f60abe 2002-05-27 alex Channel_Topic( CHANNEL *Chan )
621 52548bd3 2002-02-27 alex assert( Chan != NULL );
622 52548bd3 2002-02-27 alex return Chan->topic;
623 52548bd3 2002-02-27 alex } /* Channel_Topic */
626 c2f60abe 2002-05-27 alex GLOBAL VOID
627 c2f60abe 2002-05-27 alex Channel_SetTopic( CHANNEL *Chan, CHAR *Topic )
629 52548bd3 2002-02-27 alex assert( Chan != NULL );
630 52548bd3 2002-02-27 alex assert( Topic != NULL );
632 0ced4181 2002-12-26 alex strlcpy( Chan->topic, Topic, sizeof( Chan->topic ));
633 52548bd3 2002-02-27 alex } /* Channel_SetTopic */
636 378e511e 2002-09-03 alex GLOBAL VOID
637 378e511e 2002-09-03 alex Channel_SetModes( CHANNEL *Chan, CHAR *Modes )
639 378e511e 2002-09-03 alex assert( Chan != NULL );
640 378e511e 2002-09-03 alex assert( Modes != NULL );
642 0ced4181 2002-12-26 alex strlcpy( Chan->modes, Modes, sizeof( Chan->modes ));
643 378e511e 2002-09-03 alex } /* Channel_SetModes */
646 2e88dd72 2002-12-16 alex GLOBAL VOID
647 2e88dd72 2002-12-16 alex Channel_SetKey( CHANNEL *Chan, CHAR *Key )
649 2e88dd72 2002-12-16 alex assert( Chan != NULL );
650 2e88dd72 2002-12-16 alex assert( Key != NULL );
652 0ced4181 2002-12-26 alex strlcpy( Chan->key, Key, sizeof( Chan->key ));
653 2e88dd72 2002-12-16 alex Log( LOG_DEBUG, "Channel %s: Key is now \"%s\".", Chan->name, Chan->key );
654 2e88dd72 2002-12-16 alex } /* Channel_SetKey */
657 2e88dd72 2002-12-16 alex GLOBAL VOID
658 2e88dd72 2002-12-16 alex Channel_SetMaxUsers( CHANNEL *Chan, LONG Count )
660 2e88dd72 2002-12-16 alex assert( Chan != NULL );
662 2e88dd72 2002-12-16 alex Chan->maxusers = Count;
663 2e88dd72 2002-12-16 alex Log( LOG_DEBUG, "Channel %s: Member limit is now %ld.", Chan->name, Chan->maxusers );
664 2e88dd72 2002-12-16 alex } /* Channel_SetMaxUsers */
667 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
668 c2f60abe 2002-05-27 alex Channel_Write( CHANNEL *Chan, CLIENT *From, CLIENT *Client, CHAR *Text )
670 0e38d10b 2002-03-25 alex BOOLEAN is_member, has_voice, is_op, ok;
672 0e38d10b 2002-03-25 alex /* Okay, Ziel ist ein Channel */
673 0e38d10b 2002-03-25 alex is_member = has_voice = is_op = FALSE;
674 0e38d10b 2002-03-25 alex if( Channel_IsMemberOf( Chan, From ))
676 0e38d10b 2002-03-25 alex is_member = TRUE;
677 0e38d10b 2002-03-25 alex if( strchr( Channel_UserModes( Chan, From ), 'v' )) has_voice = TRUE;
678 0e38d10b 2002-03-25 alex if( strchr( Channel_UserModes( Chan, From ), 'o' )) is_op = TRUE;
681 0e38d10b 2002-03-25 alex /* pruefen, ob Client in Channel schreiben darf */
683 0e38d10b 2002-03-25 alex if( strchr( Channel_Modes( Chan ), 'n' ) && ( ! is_member )) ok = FALSE;
684 0e38d10b 2002-03-25 alex if( strchr( Channel_Modes( Chan ), 'm' ) && ( ! is_op ) && ( ! has_voice )) ok = FALSE;
686 0e38d10b 2002-03-25 alex if( ! ok ) return IRC_WriteStrClient( From, ERR_CANNOTSENDTOCHAN_MSG, Client_ID( From ), Channel_Name( Chan ));
688 0e38d10b 2002-03-25 alex /* Text senden */
689 0e38d10b 2002-03-25 alex if( Client_Conn( From ) > NONE ) Conn_UpdateIdle( Client_Conn( From ));
690 0e38d10b 2002-03-25 alex return IRC_WriteStrChannelPrefix( Client, Chan, From, TRUE, "PRIVMSG %s :%s", Channel_Name( Chan ), Text );
691 0e38d10b 2002-03-25 alex } /* Channel_Write */
694 378e511e 2002-09-03 alex GLOBAL CHANNEL *
695 378e511e 2002-09-03 alex Channel_Create( CHAR *Name )
697 bb19cfda 2002-01-21 alex /* Neue Channel-Struktur anlegen */
699 bb19cfda 2002-01-21 alex CHANNEL *c;
701 bb19cfda 2002-01-21 alex assert( Name != NULL );
703 bb19cfda 2002-01-21 alex c = malloc( sizeof( CHANNEL ));
706 1fd7215d 2002-06-09 alex Log( LOG_EMERG, "Can't allocate memory! [New_Chan]" );
707 bb19cfda 2002-01-21 alex return NULL;
709 bb19cfda 2002-01-21 alex c->next = NULL;
710 0ced4181 2002-12-26 alex strlcpy( c->name, Name, sizeof( c->name ));
711 bb19cfda 2002-01-21 alex c->name[CHANNEL_NAME_LEN - 1] = '\0';
712 bb19cfda 2002-01-21 alex strcpy( c->modes, "" );
713 52548bd3 2002-02-27 alex strcpy( c->topic, "" );
714 0e38d10b 2002-03-25 alex c->hash = Hash( c->name );
715 2e88dd72 2002-12-16 alex strcpy( c->key, "" );
716 2e88dd72 2002-12-16 alex c->maxusers = 0;
718 378e511e 2002-09-03 alex /* Verketten */
719 378e511e 2002-09-03 alex c->next = My_Channels;
720 378e511e 2002-09-03 alex My_Channels = c;
722 bb19cfda 2002-01-21 alex Log( LOG_DEBUG, "Created new channel structure for \"%s\".", Name );
725 378e511e 2002-09-03 alex } /* Channel_Create */
728 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
729 c2f60abe 2002-05-27 alex Get_Cl2Chan( CHANNEL *Chan, CLIENT *Client )
731 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
733 bb19cfda 2002-01-21 alex assert( Chan != NULL );
734 bb19cfda 2002-01-21 alex assert( Client != NULL );
736 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
737 bb19cfda 2002-01-21 alex while( cl2chan )
739 bb19cfda 2002-01-21 alex if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) return cl2chan;
740 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
742 bb19cfda 2002-01-21 alex return NULL;
743 bb19cfda 2002-01-21 alex } /* Get_Cl2Chan */
746 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
747 c2f60abe 2002-05-27 alex Add_Client( CHANNEL *Chan, CLIENT *Client )
749 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
751 bb19cfda 2002-01-21 alex assert( Chan != NULL );
752 bb19cfda 2002-01-21 alex assert( Client != NULL );
754 d72c55a0 2002-02-11 alex /* neue CL2CHAN-Struktur anlegen */
755 bb19cfda 2002-01-21 alex cl2chan = malloc( sizeof( CL2CHAN ));
756 bb19cfda 2002-01-21 alex if( ! cl2chan )
758 1fd7215d 2002-06-09 alex Log( LOG_EMERG, "Can't allocate memory! [Add_Client]" );
759 bb19cfda 2002-01-21 alex return NULL;
761 bb19cfda 2002-01-21 alex cl2chan->channel = Chan;
762 bb19cfda 2002-01-21 alex cl2chan->client = Client;
763 d72c55a0 2002-02-11 alex strcpy( cl2chan->modes, "" );
765 bb19cfda 2002-01-21 alex /* Verketten */
766 bb19cfda 2002-01-21 alex cl2chan->next = My_Cl2Chan;
767 bb19cfda 2002-01-21 alex My_Cl2Chan = cl2chan;
769 d569c924 2002-01-27 alex Log( LOG_DEBUG, "User \"%s\" joined channel \"%s\".", Client_Mask( Client ), Chan->name );
771 bb19cfda 2002-01-21 alex return cl2chan;
772 bb19cfda 2002-01-21 alex } /* Add_Client */
775 c2f60abe 2002-05-27 alex LOCAL BOOLEAN
776 cc1e8514 2002-06-01 alex Remove_Client( INT Type, CHANNEL *Chan, CLIENT *Client, CLIENT *Origin, CHAR *Reason, BOOLEAN InformServer )
778 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan, *last_cl2chan;
779 bb19cfda 2002-01-21 alex CHANNEL *c;
781 bb19cfda 2002-01-21 alex assert( Chan != NULL );
782 bb19cfda 2002-01-21 alex assert( Client != NULL );
783 bb19cfda 2002-01-21 alex assert( Origin != NULL );
784 bb19cfda 2002-01-21 alex assert( Reason != NULL );
786 bb19cfda 2002-01-21 alex last_cl2chan = NULL;
787 bb19cfda 2002-01-21 alex cl2chan = My_Cl2Chan;
788 bb19cfda 2002-01-21 alex while( cl2chan )
790 bb19cfda 2002-01-21 alex if(( cl2chan->channel == Chan ) && ( cl2chan->client == Client )) break;
791 bb19cfda 2002-01-21 alex last_cl2chan = cl2chan;
792 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
794 bb19cfda 2002-01-21 alex if( ! cl2chan ) return FALSE;
796 bb19cfda 2002-01-21 alex c = cl2chan->channel;
797 bb19cfda 2002-01-21 alex assert( c != NULL );
799 bb19cfda 2002-01-21 alex /* Aus Verkettung loesen und freigeben */
800 bb19cfda 2002-01-21 alex if( last_cl2chan ) last_cl2chan->next = cl2chan->next;
801 bb19cfda 2002-01-21 alex else My_Cl2Chan = cl2chan->next;
802 bb19cfda 2002-01-21 alex free( cl2chan );
804 cc1e8514 2002-06-01 alex switch( Type )
806 cc1e8514 2002-06-01 alex case REMOVE_QUIT:
807 22365b2c 2002-06-01 alex /* QUIT: andere Server wurden bereits informiert, vgl. Client_Destroy();
808 22365b2c 2002-06-01 alex * hier also "nur" noch alle User in betroffenen Channeln infomieren */
809 cc1e8514 2002-06-01 alex assert( InformServer == FALSE );
810 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Origin, c, Origin, FALSE, "QUIT :%s", Reason );
811 cc1e8514 2002-06-01 alex Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
813 cc1e8514 2002-06-01 alex case REMOVE_KICK:
814 22365b2c 2002-06-01 alex /* User wurde geKICKed: ggf. andere Server sowie alle betroffenen User
815 22365b2c 2002-06-01 alex * im entsprechenden Channel informieren */
816 cc1e8514 2002-06-01 alex if( InformServer ) IRC_WriteStrServersPrefix( Client_NextHop( Origin ), Origin, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
817 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Client, c, Origin, FALSE, "KICK %s %s :%s", c->name, Client_ID( Client ), Reason );
818 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 );
819 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 );
823 cc1e8514 2002-06-01 alex if( InformServer ) IRC_WriteStrServersPrefix( Origin, Client, "PART %s :%s", c->name, Reason );
824 cc1e8514 2002-06-01 alex IRC_WriteStrChannelPrefix( Origin, c, Client, FALSE, "PART %s :%s", c->name, Reason );
825 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 );
826 cc1e8514 2002-06-01 alex Log( LOG_DEBUG, "User \"%s\" left channel \"%s\" (%s).", Client_Mask( Client ), c->name, Reason );
829 040f5422 2002-05-21 alex /* Wenn Channel nun leer und nicht pre-defined: loeschen */
830 040f5422 2002-05-21 alex if( ! strchr( Channel_Modes( Chan ), 'P' ))
832 040f5422 2002-05-21 alex if( ! Get_First_Cl2Chan( NULL, Chan )) Delete_Channel( Chan );
835 bb19cfda 2002-01-21 alex return TRUE;
836 bb19cfda 2002-01-21 alex } /* Remove_Client */
839 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
840 c2f60abe 2002-05-27 alex Get_First_Cl2Chan( CLIENT *Client, CHANNEL *Chan )
842 bb19cfda 2002-01-21 alex return Get_Next_Cl2Chan( My_Cl2Chan, Client, Chan );
843 bb19cfda 2002-01-21 alex } /* Get_First_Cl2Chan */
846 c2f60abe 2002-05-27 alex LOCAL CL2CHAN *
847 c2f60abe 2002-05-27 alex Get_Next_Cl2Chan( CL2CHAN *Start, CLIENT *Client, CHANNEL *Channel )
849 bb19cfda 2002-01-21 alex CL2CHAN *cl2chan;
851 bb19cfda 2002-01-21 alex assert( Client != NULL || Channel != NULL );
853 bb19cfda 2002-01-21 alex cl2chan = Start;
854 bb19cfda 2002-01-21 alex while( cl2chan )
856 bb19cfda 2002-01-21 alex if(( Client ) && ( cl2chan->client == Client )) return cl2chan;
857 bb19cfda 2002-01-21 alex if(( Channel ) && ( cl2chan->channel == Channel )) return cl2chan;
858 bb19cfda 2002-01-21 alex cl2chan = cl2chan->next;
860 bb19cfda 2002-01-21 alex return NULL;
861 bb19cfda 2002-01-21 alex } /* Get_Next_Cl2Chan */
864 c2f60abe 2002-05-27 alex LOCAL BOOLEAN
865 c2f60abe 2002-05-27 alex Delete_Channel( CHANNEL *Chan )
867 bb19cfda 2002-01-21 alex /* Channel-Struktur loeschen */
869 bb19cfda 2002-01-21 alex CHANNEL *chan, *last_chan;
871 bb19cfda 2002-01-21 alex last_chan = NULL;
872 bb19cfda 2002-01-21 alex chan = My_Channels;
873 bb19cfda 2002-01-21 alex while( chan )
875 bb19cfda 2002-01-21 alex if( chan == Chan ) break;
876 bb19cfda 2002-01-21 alex last_chan = chan;
877 bb19cfda 2002-01-21 alex chan = chan->next;
879 bb19cfda 2002-01-21 alex if( ! chan ) return FALSE;
881 bb19cfda 2002-01-21 alex Log( LOG_DEBUG, "Freed channel structure for \"%s\".", Chan->name );
883 1fd7215d 2002-06-09 alex /* Invite- und Ban-Lists aufraeumen */
884 1fd7215d 2002-06-09 alex Lists_DeleteChannel( chan );
886 bb19cfda 2002-01-21 alex /* Neu verketten und freigeben */
887 bb19cfda 2002-01-21 alex if( last_chan ) last_chan->next = chan->next;
888 bb19cfda 2002-01-21 alex else My_Channels = chan->next;
889 bb19cfda 2002-01-21 alex free( chan );
891 bb19cfda 2002-01-21 alex return TRUE;
892 bb19cfda 2002-01-21 alex } /* Delete_Channel */
895 38b9cb88 2001-12-14 alex /* -eof- */
