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: irc.c,v 1.79 2002/02/27 18:57:21 alex Exp $
17 * Revision 1.79 2002/02/27 18:57:21 alex
18 * - PRIVMSG zeugt nun bei Texten an User an, wenn diese "away" sind.
20 * Revision 1.78 2002/02/27 18:23:45 alex
21 * - IRC-Befehl "AWAY" implementert.
23 * Revision 1.77 2002/02/27 17:05:41 alex
24 * - PRIVMSG beachtet nun die Channel-Modes "n" und "m".
26 * Revision 1.76 2002/02/27 16:04:14 alex
27 * - Bug bei belegtem Nickname bei User-Registrierung (NICK-Befehl) behoben.
29 * Revision 1.75 2002/02/27 15:23:27 alex
30 * - NAMES beachtet nun das "invisible" Flag ("i") von Usern.
32 * Revision 1.74 2002/02/27 03:44:53 alex
33 * - gerade eben in SQUIT eingefuehrten Bug behoben: entfernte Server werden nun
34 * nur noch geloescht, die Verbindung, von der SQUIT kam, bleibt wieder offen.
36 * Revision 1.73 2002/02/27 03:08:05 alex
37 * - Log-Meldungen bei SQUIT erneut ueberarbeitet ...
39 * Revision 1.72 2002/02/27 02:26:58 alex
40 * - SQUIT wird auf jeden Fall geforwarded, zudem besseres Logging.
42 * Revision 1.71 2002/02/27 00:50:05 alex
43 * - einige unnoetige Client_NextHop()-Aufrufe entfernt.
44 * - NAMES korrigiert und komplett implementiert.
46 * Revision 1.70 2002/02/26 22:06:40 alex
47 * - Nick-Aenderungen werden nun wieder korrekt ins Logfile geschrieben.
49 * Revision 1.69 2002/02/26 20:52:40 alex
50 * - VERSION wurde falsch weitergeleitet und beantwortet (Prefix nicht beachtet)
52 * Revision 1.68 2002/02/25 17:46:27 alex
53 * - an User wird nun immer ein "komplettes" Prefix verschickt.
55 * Revision 1.67 2002/02/25 13:21:25 alex
56 * - WHOIS wird nicht mehr automatisch an den "Original-Server" weiterge-
57 * leitet: war eh nicht RFC-konform und machte Probleme mit Clients.
59 * Revision 1.66 2002/02/23 21:39:48 alex
60 * - IRC-Befehl KILL sowie Kills bei Nick Collsisions implementiert.
62 * Revision 1.65 2002/02/23 00:03:54 alex
63 * - Ergebnistyp von Conn_GetIdle() und Conn_LastPing() auf "time_t" geaendert.
65 * Revision 1.64 2002/02/19 20:06:45 alex
66 * - User-Registrierung wird nicht mehr als Nick-Aenderung protokolliert,
67 * - VERSION liefert nun doch wieder den Debug-Status im Reply.
69 * Revision 1.63 2002/02/19 02:21:17 alex
70 * - der Debug-Level wird bei VERSION nicht mehr geliefert. Grund: a) absolut
71 * unnoetig und b) Compiler-Fehler, wenn ohne Debug-Code configure'd ;-))
73 * Revision 1.62 2002/02/17 23:38:58 alex
74 * - neuer IRC-Befehl VERSION implementiert: IRC_VERSION().
76 * Revision 1.61 2002/02/17 19:03:12 alex
77 * - NICK-Aenderungen wurden dem User selber mit dem falschen Prefix geliefert.
79 * Revision 1.60 2002/02/17 17:43:14 alex
80 * - Fehlerhafte Modes werden nun ausfuehrlicher an den Client gemeldet.
82 * Revision 1.59 2002/02/17 17:30:21 alex
83 * - NICK-Aenderungen werden an alle Server und betroffene Clients gemeldet.
84 * - Neue Funktion IRC_WriteStrRelatedPrefix().
86 * Revision 1.58 2002/02/17 17:18:59 alex
89 * Revision 1.57 2002/02/13 23:05:29 alex
90 * - Nach Connect eines Users werden LUSERS-Informationen angezeigt.
92 * Revision 1.56 2002/02/13 17:52:27 alex
93 * - es werden nun Channel- und User-Modes von Usern angenommen.
95 * Revision 1.55 2002/02/12 14:40:37 alex
96 * - via NJOIN gemeldete Benutzer wurden nicht in Channels bekannt gemacht.
98 * Revision 1.54 2002/02/11 23:33:35 alex
99 * - weitere Anpassungen an Channel-Modes und Channel-User-Modes.
101 * Revision 1.53 2002/02/11 16:06:21 alex
102 * - Die Quelle von MODE-Aenderungen wird nun korrekt weitergegeben.
104 * Revision 1.52 2002/02/11 15:52:21 alex
105 * - PONG an den Server selber wurde faelschlicherweise versucht zu forwarden.
106 * - Channel-Modes wurden falsch geliefert (als User-Modes).
108 * Revision 1.51 2002/02/11 15:15:53 alex
109 * - PING und PONG werden nun auch korrekt an andere Server geforwarded.
110 * - bei MODE-Meldungen wird der letzte Parameter nicht mehr mit ":" getrennt.
112 * Revision 1.50 2002/02/11 01:03:20 alex
113 * - Aenderungen und Anpassungen an Channel-Modes und Channel-User-Modes:
114 * Modes werden besser geforwarded, lokale User, fuer die ein Channel
115 * angelegt wird, werden Channel-Operator, etc. pp. ...
116 * - NJOIN's von Servern werden nun korrekt an andere Server weitergeleitet.
118 * Revision 1.49 2002/02/06 16:51:22 alex
119 * - neue Funktion zur MODE-Behandlung, fuer Channel-Modes vorbereitet.
121 * Revision 1.48 2002/01/29 00:13:45 alex
122 * - WHOIS zeigt nun auch die Channels an, in denen der jeweilige User Mitglied ist.
123 * - zu jedem Server wird nun der "Top-Server" gespeichert, somit funktioniert
124 * LINKS wieder korrekt.
126 * Revision 1.47 2002/01/28 13:05:48 alex
127 * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
128 * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
130 * Revision 1.46 2002/01/28 01:45:43 alex
131 * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
133 * Revision 1.45 2002/01/28 01:18:14 alex
134 * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
136 * Revision 1.44 2002/01/28 00:55:08 alex
137 * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
139 * Revision 1.43 2002/01/27 21:56:39 alex
140 * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
141 * - einige kleinere Fixes bezueglich Channels ...
143 * Revision 1.42 2002/01/27 18:28:01 alex
144 * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
146 * Revision 1.41 2002/01/27 17:15:49 alex
147 * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
148 * IRC_WriteStrChannelPrefix(),
149 * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
151 * Revision 1.40 2002/01/26 18:43:11 alex
152 * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
153 * die IRC_Write_xxx_Related() sind dafuer entfallen.
154 * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
156 * Revision 1.39 2002/01/21 00:05:11 alex
157 * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
158 * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
159 * - diverse Aenderungen im Zusammenhang mit Channels.
161 * Revision 1.38 2002/01/18 15:31:32 alex
162 * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
164 * Revision 1.37 2002/01/16 22:10:18 alex
165 * - IRC_LUSERS() implementiert.
167 * Revision 1.36 2002/01/11 23:50:55 alex
168 * - LINKS implementiert, LUSERS begonnen.
170 * Revision 1.35 2002/01/09 21:30:45 alex
171 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
173 * Revision 1.34 2002/01/09 01:09:58 alex
174 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
175 * - andere Server werden nun ueber bisherige Server und User informiert.
177 * Revision 1.33 2002/01/07 23:42:12 alex
178 * - Es werden fuer alle Server eigene Token generiert,
179 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
180 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
182 * Revision 1.32 2002/01/07 16:02:36 alex
183 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
184 * - Im Debug-Mode werden nun auch PING's protokolliert.
186 * Revision 1.31 2002/01/07 15:39:46 alex
187 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
188 * - MODE und NICK melden nun die Aenderungen an andere Server.
190 * Revision 1.30 2002/01/06 15:21:29 alex
191 * - Loglevel und Meldungen nochmals ueberarbeitet.
192 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
193 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
195 * Revision 1.29 2002/01/05 23:24:54 alex
196 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
197 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
199 * Revision 1.28 2002/01/05 20:08:02 alex
200 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
201 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
203 * Revision 1.27 2002/01/05 19:15:03 alex
204 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
206 * Revision 1.26 2002/01/05 16:51:18 alex
207 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
209 * Revision 1.25 2002/01/05 00:48:33 alex
210 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
212 * Revision 1.24 2002/01/04 17:58:44 alex
213 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
214 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
216 * Revision 1.23 2002/01/04 01:36:40 alex
217 * - Loglevel ein wenig angepasst.
219 * Revision 1.22 2002/01/04 01:21:47 alex
220 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
221 * - Weitere Anpassungen und Erweiterungen der Server-Links.
223 * Revision 1.21 2002/01/03 02:26:51 alex
224 * - neue Befehle SERVER und NJOIN begonnen,
225 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
227 * Revision 1.20 2002/01/02 12:46:41 alex
228 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
230 * Revision 1.19 2002/01/02 02:51:39 alex
231 * - Copyright-Texte angepasst.
232 * - neuer Befehl "ERROR".
234 * Revision 1.17 2001/12/31 15:33:13 alex
235 * - neuer Befehl NAMES, kleinere Bugfixes.
236 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
238 * Revision 1.16 2001/12/31 02:18:51 alex
239 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
240 * - neuen Header "defines.h" mit (fast) allen Konstanten.
241 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
243 * Revision 1.15 2001/12/30 19:26:11 alex
244 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
246 * Revision 1.14 2001/12/30 11:42:00 alex
247 * - der Server meldet nun eine ordentliche "Start-Zeit".
249 * Revision 1.13 2001/12/29 03:10:06 alex
250 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
251 * - neue configure-Optione "--enable-strict-rfc".
253 * Revision 1.12 2001/12/27 19:17:26 alex
254 * - neue Befehle PRIVMSG, NOTICE, PING.
256 * Revision 1.11 2001/12/27 16:55:41 alex
257 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
259 * Revision 1.10 2001/12/26 22:48:53 alex
260 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
262 * Revision 1.9 2001/12/26 14:45:37 alex
265 * Revision 1.8 2001/12/26 03:21:46 alex
266 * - PING/PONG-Befehle implementiert,
267 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
269 * Revision 1.7 2001/12/25 23:25:18 alex
270 * - und nochmal Aenderungen am Logging ;-)
272 * Revision 1.6 2001/12/25 23:13:33 alex
273 * - Debug-Meldungen angepasst.
275 * Revision 1.5 2001/12/25 22:02:42 alex
276 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
278 * Revision 1.4 2001/12/25 19:19:30 alex
279 * - bessere Fehler-Abfragen, diverse Bugfixes.
280 * - Nicks werden nur einmal vergeben :-)
281 * - /MOTD wird unterstuetzt.
283 * Revision 1.3 2001/12/24 01:34:06 alex
284 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
285 * - MOTD-Ausgabe begonnen zu implementieren.
287 * Revision 1.2 2001/12/23 21:57:16 alex
288 * - erste IRC-Befehle zu implementieren begonnen.
290 * Revision 1.1 2001/12/14 08:13:43 alex
291 * - neues Modul begonnen :-)
312 #include "messages.h"
320 #define CONNECTED TRUE
321 #define DISCONNECTED FALSE
324 LOCAL BOOLEAN Hello_User( CLIENT *Client );
325 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
327 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason );
329 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
330 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client );
332 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client );
335 GLOBAL VOID IRC_Init( VOID )
340 GLOBAL VOID IRC_Exit( VOID )
345 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
348 BOOLEAN ok = CONNECTED;
351 assert( Client != NULL );
352 assert( Format != NULL );
354 va_start( ap, Format );
355 vsnprintf( buffer, 1000, Format, ap );
358 /* an den Client selber */
359 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
362 } /* IRC_WriteStrClient */
365 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
367 /* Text an Clients, lokal bzw. remote, senden. */
372 assert( Client != NULL );
373 assert( Format != NULL );
374 assert( Prefix != NULL );
376 va_start( ap, Format );
377 vsnprintf( buffer, 1000, Format, ap );
380 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
381 } /* IRC_WriteStrClientPrefix */
384 GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
389 assert( Client != NULL );
390 assert( Format != NULL );
392 va_start( ap, Format );
393 vsnprintf( buffer, 1000, Format, ap );
396 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
397 } /* IRC_WriteStrChannel */
400 GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
402 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
409 assert( Client != NULL );
410 assert( Chan != NULL );
411 assert( Prefix != NULL );
412 assert( Format != NULL );
414 va_start( ap, Format );
415 vsnprintf( buffer, 1000, Format, ap );
418 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
420 /* An alle Clients, die in den selben Channels sind.
421 * Dabei aber nur einmal je Remote-Server */
422 cl2chan = Channel_FirstMember( Chan );
425 c = Channel_GetClient( cl2chan );
428 if( Client_Conn( c ) <= NONE ) c = NULL;
429 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
431 if( c ) c = Client_NextHop( c );
433 if( c && ( c != Client ))
435 /* Ok, anderer Client */
436 s = Client_Conn( c );
438 assert( s < MAX_CONNECTIONS );
440 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
441 else is_server[s] = FALSE;
443 cl2chan = Channel_NextMember( Chan, cl2chan );
447 for( i = 0; i < MAX_CONNECTIONS; i++ )
451 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
452 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
457 } /* IRC_WriteStrChannelPrefix */
460 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
465 assert( Format != NULL );
467 va_start( ap, Format );
468 vsnprintf( buffer, 1000, Format, ap );
471 /* an den Client selber */
472 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
473 } /* IRC_WriteStrServers */
476 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
482 assert( Format != NULL );
483 assert( Prefix != NULL );
485 va_start( ap, Format );
486 vsnprintf( buffer, 1000, Format, ap );
492 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
494 /* Ziel-Server gefunden */
495 IRC_WriteStrClientPrefix( c, Prefix, buffer );
497 c = Client_Next( c );
499 } /* IRC_WriteStrServersPrefix */
502 GLOBAL BOOLEAN IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
504 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
505 CL2CHAN *chan_cl2chan, *cl2chan;
512 assert( Client != NULL );
513 assert( Prefix != NULL );
514 assert( Format != NULL );
516 va_start( ap, Format );
517 vsnprintf( buffer, 1000, Format, ap );
521 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
523 /* An alle Clients, die in einem Channel mit dem "Ausloeser" sind,
524 * den Text schicken. An Remote-Server aber jeweils nur einmal. */
525 chan_cl2chan = Channel_FirstChannelOf( Client );
526 while( chan_cl2chan )
528 /* Channel des Users durchsuchen */
529 chan = Channel_GetChannel( chan_cl2chan );
530 cl2chan = Channel_FirstMember( chan );
533 c = Channel_GetClient( cl2chan );
536 if( Client_Conn( c ) <= NONE ) c = NULL;
537 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
539 if( c ) c = Client_NextHop( c );
541 if( c && ( c != Client ))
543 /* Ok, anderer Client */
544 s = Client_Conn( c );
546 assert( s < MAX_CONNECTIONS );
548 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
549 else is_server[s] = FALSE;
551 cl2chan = Channel_NextMember( chan, cl2chan );
554 /* naechsten Channel */
555 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
559 for( i = 0; i < MAX_CONNECTIONS; i++ )
563 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
564 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
569 } /* IRC_WriteStrRelatedPrefix */
573 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
575 assert( Client != NULL );
576 assert( Req != NULL );
578 /* Fehler liefern, wenn kein lokaler Client */
579 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
581 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
583 /* noch nicht registrierte unbekannte Verbindung */
584 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
586 /* Passwort speichern */
587 Client_SetPassword( Client, Req->argv[0] );
589 Client_SetType( Client, CLIENT_GOTPASS );
592 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
594 /* noch nicht registrierte Server-Verbindung */
595 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
597 /* Passwort speichern */
598 Client_SetPassword( Client, Req->argv[0] );
600 Client_SetType( Client, CLIENT_GOTPASSSERVER );
603 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
605 /* Falsche Anzahl Parameter? */
606 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
608 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
612 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
614 CHAR str[LINE_LEN], *ptr;
615 CLIENT *from, *c, *cl;
621 assert( Client != NULL );
622 assert( Req != NULL );
624 /* Fehler liefern, wenn kein lokaler Client */
625 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
627 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
629 /* Verbindung soll als Server-Server-Verbindung registriert werden */
630 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
632 /* Falsche Anzahl Parameter? */
633 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
635 /* Ist dieser Server bei uns konfiguriert? */
636 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
637 if( i >= Conf_Server_Count )
639 /* Server ist nicht konfiguriert! */
640 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
641 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
644 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
646 /* Falsches Passwort */
647 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
648 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
652 /* Ist ein Server mit dieser ID bereits registriert? */
653 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
655 /* Server-Strukturen fuellen ;-) */
656 Client_SetID( Client, Req->argv[0] );
657 Client_SetHops( Client, 1 );
658 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
660 /* Meldet sich der Server bei uns an? */
663 /* Unseren SERVER- und PASS-Befehl senden */
665 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
666 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
669 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
672 Client_SetIntroducer( Client, Client );
673 Client_SetToken( Client, 1 );
675 else Client_SetToken( Client, atoi( Req->argv[1] ));
677 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
679 Client_SetType( Client, CLIENT_SERVER );
681 /* maximalen Hop Count ermitteln */
686 if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
687 c = Client_Next( c );
690 /* Alle bisherigen Server dem neuen Server bekannt machen,
691 * die bisherigen Server ueber den neuen informierenn */
692 for( i = 0; i < ( max_hops + 1 ); i++ )
697 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
699 if( Client_Conn( c ) > NONE )
701 /* Dem gefundenen Server gleich den neuen
702 * Server bekannt machen */
703 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
706 /* Den neuen Server ueber den alten informieren */
707 if( ! IRC_WriteStrClientPrefix( Client, Client_Hops( c ) == 1 ? Client_ThisServer( ) : Client_Introducer( c ), "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ))) return DISCONNECTED;
709 c = Client_Next( c );
713 /* alle User dem neuen Server bekannt machen */
717 if( Client_Type( c ) == CLIENT_USER )
719 /* User an neuen Server melden */
720 if( ! IRC_WriteStrClient( Client, "NICK %s %d %s %s %d +%s :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_User( c ), Client_Hostname( c ), Client_MyToken( Client_Introducer( c )), Client_Modes( c ), Client_Info( c ))) return DISCONNECTED;
722 c = Client_Next( c );
725 /* Channels dem neuen Server bekannt machen */
726 chan = Channel_First( );
729 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
731 /* alle Member suchen */
732 cl2chan = Channel_FirstMember( chan );
735 cl = Channel_GetClient( cl2chan );
736 assert( cl != NULL );
738 /* Nick, ggf. mit Modes, anhaengen */
739 if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
740 if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
741 if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
742 strcat( str, Client_ID( cl ));
744 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
747 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
748 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
751 cl2chan = Channel_NextMember( chan, cl2chan );
755 if( str[strlen( str ) - 1] != ':')
757 /* Ja; Also senden ... */
758 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
761 /* naechsten Channel suchen */
762 chan = Channel_Next( chan );
767 else if( Client_Type( Client ) == CLIENT_SERVER )
769 /* Neuer Server wird im Netz angekuendigt */
771 /* Falsche Anzahl Parameter? */
772 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
774 /* Ist ein Server mit dieser ID bereits registriert? */
775 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
777 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
778 ptr = strchr( Req->argv[3] + 2, '[' );
779 if( ! ptr ) ptr = Req->argv[3];
781 from = Client_GetFromID( Req->prefix );
784 /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
785 Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
786 Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
790 /* Neue Client-Struktur anlegen */
791 c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
794 /* Neue Client-Struktur konnte nicht angelegt werden */
795 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
796 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
800 /* Log-Meldung zusammenbauen und ausgeben */
801 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
802 else strcpy( str, "" );
803 Log( LOG_NOTICE, "Server \"%s\" registered (via %s, %s%d hop%s).", Client_ID( c ), Client_ID( Client ), str, Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
805 /* Andere Server informieren */
806 IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
810 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
814 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
816 CHAR *channame, *ptr, modes[8];
817 BOOLEAN is_op, is_voiced;
821 assert( Client != NULL );
822 assert( Req != NULL );
824 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
826 /* Falsche Anzahl Parameter? */
827 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
829 channame = Req->argv[0];
830 ptr = strtok( Req->argv[1], "," );
833 is_op = is_voiced = FALSE;
835 /* Prefixe abschneiden */
836 while(( *ptr == '@' ) || ( *ptr == '+' ))
838 if( *ptr == '@' ) is_op = TRUE;
839 if( *ptr == '+' ) is_voiced = TRUE;
843 c = Client_GetFromID( ptr );
846 Channel_Join( c, channame );
847 chan = Channel_Search( channame );
848 assert( chan != NULL );
850 if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
851 if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
853 /* im Channel bekannt machen */
854 IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
856 /* Channel-User-Modes setzen */
857 strcpy( modes, Channel_UserModes( chan, c ));
860 /* Modes im Channel bekannt machen */
861 IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
864 else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
866 /* naechsten Nick suchen */
867 ptr = strtok( NULL, "," );
870 /* an andere Server weiterleiten */
871 IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
877 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
879 CLIENT *intr_c, *target, *c;
882 assert( Client != NULL );
883 assert( Req != NULL );
885 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
887 if( Client_Type( Client ) == CLIENT_UNKNOWN || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTUSER || Client_Type( Client ) == CLIENT_USER || ( Client_Type( Client ) == CLIENT_SERVER && Req->argc == 1 ))
889 if( Client_Type( Client ) == CLIENT_UNKNOWN || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_USER || ( Client_Type( Client ) == CLIENT_SERVER && Req->argc == 1 ))
892 /* User-Registrierung bzw. Nick-Aenderung */
894 /* Falsche Anzahl Parameter? */
895 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
897 /* "Ziel-Client" ermitteln */
898 if( Client_Type( Client ) == CLIENT_SERVER )
900 target = Client_GetFromID( Req->prefix );
901 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
905 /* Ist der Client "restricted"? */
906 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
911 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
912 * wir nichts. So macht es das Original und mind. Snak hat probleme,
913 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
914 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
917 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
918 * will nur die Gross- und Kleinschreibung aendern. Das darf
919 * er natuerlich machen :-) */
920 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
922 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
925 /* Nick-Aenderung: allen mitteilen! */
927 if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
928 IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
929 IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
931 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
934 Log( LOG_DEBUG, "Connection %d: got valid NICK command ...", Client_Conn( Client ));
936 /* Client-Nick registrieren */
937 Client_SetID( target, Req->argv[0] );
939 /* schon ein USER da? Dann registrieren! */
940 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
941 else Client_SetType( Client, CLIENT_GOTNICK );
946 Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
948 /* neuen Client-Nick speichern */
949 Client_SetID( target, Req->argv[0] );
954 else if( Client_Type( Client ) == CLIENT_SERVER )
956 /* Server fuehrt neuen Client ein */
958 /* Falsche Anzahl Parameter? */
959 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
961 /* Nick ueberpruefen */
962 c = Client_GetFromID( Req->argv[0] );
965 /* Der neue Nick ist auf diesem Server bereits registriert:
966 * sowohl der neue, als auch der alte Client muessen nun
967 * disconnectiert werden. */
968 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
969 Kill_Nick( Req->argv[0], "Nick collision" );
973 /* Server, zu dem der Client connectiert ist, suchen */
974 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
977 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
978 Kill_Nick( Req->argv[0], "Unknown server" );
982 /* Neue Client-Struktur anlegen */
983 c = Client_NewRemoteUser( intr_c, Req->argv[0], atoi( Req->argv[1] ), Req->argv[2], Req->argv[3], atoi( Req->argv[4] ), Req->argv[5] + 1, Req->argv[6], TRUE );
986 /* Eine neue Client-Struktur konnte nicht angelegt werden.
987 * Der Client muss disconnectiert werden, damit der Netz-
988 * status konsistent bleibt. */
989 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
990 Kill_Nick( Req->argv[0], "Server error" );
994 modes = Client_Modes( c );
995 if( *modes ) Log( LOG_DEBUG, "User \"%s\" (+%s) registered (via %s, on %s, %d hop%s).", Client_Mask( c ), modes, Client_ID( Client ), Client_ID( intr_c ), Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
996 else Log( LOG_DEBUG, "User \"%s\" registered (via %s, on %s, %d hop%s).", Client_Mask( c ), Client_ID( Client ), Client_ID( intr_c ), Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
998 /* Andere Server, ausser dem Introducer, informieren */
999 IRC_WriteStrServersPrefix( Client, Client, "NICK %s %d %s %s %d %s :%s", Req->argv[0], atoi( Req->argv[1] ) + 1, Req->argv[2], Req->argv[3], Client_MyToken( intr_c ), Req->argv[5], Req->argv[6] );
1003 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1007 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
1009 assert( Client != NULL );
1010 assert( Req != NULL );
1013 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
1015 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
1018 /* Falsche Anzahl Parameter? */
1019 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1021 Client_SetUser( Client, Req->argv[0], FALSE );
1022 Client_SetInfo( Client, Req->argv[3] );
1024 Log( LOG_DEBUG, "Connection %d: got valid USER command ...", Client_Conn( Client ));
1025 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
1026 else Client_SetType( Client, CLIENT_GOTUSER );
1029 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
1031 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1033 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1037 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
1041 assert( Client != NULL );
1042 assert( Req != NULL );
1044 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
1046 /* User / Service */
1048 /* Falsche Anzahl Parameter? */
1049 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1051 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
1052 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
1054 return DISCONNECTED;
1056 else if ( Client_Type( Client ) == CLIENT_SERVER )
1060 /* Falsche Anzahl Parameter? */
1061 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1063 target = Client_Search( Req->prefix );
1066 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
1070 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
1071 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
1075 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1079 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
1082 CHAR msg[LINE_LEN + 64];
1084 assert( Client != NULL );
1085 assert( Req != NULL );
1087 /* SQUIT ist nur fuer Server erlaubt */
1088 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1090 /* Falsche Anzahl Parameter? */
1091 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1093 Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
1095 /* SQUIT an alle Server weiterleiten */
1096 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
1098 target = Client_GetFromID( Req->argv[0] );
1101 Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
1105 if( Req->argv[1][0] )
1107 if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
1108 sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
1110 else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
1112 if( Client_Conn( target ) > NONE )
1114 /* dieser Server hat die Connection */
1115 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
1116 else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
1117 return DISCONNECTED;
1121 /* Verbindung hielt anderer Server */
1122 Client_Destroy( target, msg, Req->argv[1] );
1128 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
1130 CLIENT *target, *from;
1132 assert( Client != NULL );
1133 assert( Req != NULL );
1135 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1137 /* Falsche Anzahl Parameter? */
1138 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1139 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1141 if( Req->argc == 2 )
1143 /* es wurde ein Ziel-Client angegeben */
1144 target = Client_GetFromID( Req->argv[1] );
1145 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1146 if( target != Client_ThisServer( ))
1149 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1151 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1152 return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
1156 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
1157 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
1161 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
1163 CLIENT *target, *from;
1165 assert( Client != NULL );
1166 assert( Req != NULL );
1168 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1170 /* Falsche Anzahl Parameter? */
1171 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1172 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1175 if( Req->argc == 2 )
1177 target = Client_GetFromID( Req->argv[1] );
1178 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1179 if( target != Client_ThisServer( ))
1182 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1184 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1185 return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
1189 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
1190 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
1192 if( Client_Conn( Client ) > NONE ) Log( LOG_DEBUG, "Connection %d: received PONG. Lag: %ld seconds.", Client_Conn( Client ), time( NULL ) - Conn_LastPing( Client_Conn( Client )));
1193 else Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
1199 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
1201 assert( Client != NULL );
1202 assert( Req != NULL );
1204 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1206 /* Falsche Anzahl Parameter? */
1207 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1209 return Show_MOTD( Client );
1213 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
1215 BOOLEAN is_member, has_voice, is_op, ok;
1219 assert( Client != NULL );
1220 assert( Req != NULL );
1222 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1224 /* Falsche Anzahl Parameter? */
1225 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
1226 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
1227 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1229 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1231 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1233 cl = Client_Search( Req->argv[0] );
1236 /* Okay, Ziel ist ein User */
1237 if(( Client_Type( Client ) != CLIENT_SERVER ) && ( strchr( Client_Modes( cl ), 'a' )))
1239 /* Ziel-User ist AWAY: Meldung verschicken */
1240 if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( cl ), Client_Away( cl ))) return DISCONNECTED;
1244 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1245 return IRC_WriteStrClientPrefix( cl, from, "PRIVMSG %s :%s", Client_ID( cl ), Req->argv[1] );
1248 chan = Channel_Search( Req->argv[0] );
1251 /* Okay, Ziel ist ein Channel */
1252 is_member = has_voice = is_op = FALSE;
1253 if( Channel_IsMemberOf( chan, from ))
1256 if( strchr( Channel_UserModes( chan, from ), 'v' )) has_voice = TRUE;
1257 if( strchr( Channel_UserModes( chan, from ), 'o' )) is_op = TRUE;
1260 /* pruefen, ob Client in Channel schreiben darf */
1262 if( strchr( Channel_Modes( chan ), 'n' ) && ( ! is_member )) ok = FALSE;
1263 if( strchr( Channel_Modes( chan ), 'm' ) && ( ! is_op ) && ( ! has_voice )) ok = FALSE;
1265 if( ! ok ) return IRC_WriteStrClient( from, ERR_CANNOTSENDTOCHAN_MSG, Client_ID( from ), Req->argv[0] );
1268 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1269 return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
1272 return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
1276 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
1280 assert( Client != NULL );
1281 assert( Req != NULL );
1283 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1285 /* Falsche Anzahl Parameter? */
1286 if( Req->argc != 2 ) return CONNECTED;
1288 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1290 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1292 to = Client_Search( Req->argv[0] );
1295 /* Okay, Ziel ist ein User */
1296 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
1298 else return CONNECTED;
1302 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
1304 CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
1305 CLIENT *cl, *chan_cl, *prefix;
1309 assert( Client != NULL );
1310 assert( Req != NULL );
1312 cl = chan_cl = prefix = NULL;
1315 /* Valider Client? */
1316 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1318 /* Keine Parameter? */
1319 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1321 /* Ziel suchen: Client bzw. Channel */
1322 if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
1323 if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
1325 /* Kein Ziel gefunden? */
1326 if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1328 assert(( cl && chan ) != TRUE );
1330 /* Falsche Anzahl Parameter? */
1331 if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1332 if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1334 /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
1335 if(( chan ) && (Req->argc == 3 ))
1337 chan_cl = Client_Search( Req->argv[2] );
1338 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1341 /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
1342 if( Client_Type( Client ) == CLIENT_USER )
1346 /* MODE ist nur fuer sich selber zulaessig! */
1347 if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
1351 /* Darf der User die Channel-Modes ermitteln? */
1355 /* Werden die Modes "nur" erfragt? */
1356 if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
1357 if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
1359 mode_ptr = Req->argv[1];
1361 /* Sollen Modes gesetzt oder geloescht werden? */
1364 if( *mode_ptr == '+' ) set = TRUE;
1365 else if( *mode_ptr == '-' ) set = FALSE;
1366 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1371 if( *mode_ptr == '-' ) set = FALSE;
1373 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
1376 /* Prefix fuer Antworten etc. ermitteln */
1377 if( Client_Type( Client ) == CLIENT_SERVER )
1379 prefix = Client_GetFromID( Req->prefix );
1380 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1382 else prefix = Client;
1384 /* Reply-String mit Aenderungen vorbereiten */
1385 if( set ) strcpy( the_modes, "+" );
1386 else strcpy( the_modes, "-" );
1393 if( Client_Type( Client ) == CLIENT_SERVER )
1395 /* Befehl kommt von einem Server, daher
1396 * trauen wir ihm "unbesehen" ... */
1399 if(( cl ) && ( x[0] == 'a' ))
1402 if( set ) Client_SetAway( cl, "Away" );
1403 else Client_SetAway( cl, NULL );
1409 /* Modes validieren */
1420 /* restricted (kann nur gesetzt werden) */
1421 if( set ) x[0] = 'r';
1422 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
1425 /* operator (kann nur geloescht werden) */
1428 Client_SetOperByMe( Client, FALSE );
1431 else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1434 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
1435 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1441 /* Ist der User ein Channel Operator? */
1442 if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
1444 Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
1445 ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
1449 /* Channel-Modes oder Channel-User-Modes */
1452 /* Channel-User-Modes */
1456 /* Channel Operator */
1464 Log( LOG_DEBUG, "Unknown channel-user-mode \"%c%c\" from \"%s\" on \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Client_ID( chan_cl ), Channel_Name( chan ));
1465 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1483 /* kein Schreiben in den Channel von aussen */
1503 Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
1504 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1513 if( ! x[0] ) continue;
1515 /* Okay, gueltigen Mode gefunden */
1518 /* Es geht um User-Modes */
1521 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
1522 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
1526 /* Modes geloescht. Wenn der Client ihn hatte: merken */
1527 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
1532 /* Es geht um Channel-Modes oder Channel-User-Modes */
1535 /* Channel-User-Modes */
1538 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1539 if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
1543 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1544 if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
1552 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1553 if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
1557 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1558 if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
1564 /* Wurden Modes geaendert? */
1570 if( Client_Type( Client ) == CLIENT_SERVER )
1572 /* Modes an andere Server forwarden */
1573 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1577 /* Bestaetigung an Client schicken & andere Server informieren */
1578 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
1579 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1581 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
1585 /* Channel-Modes oder Channel-User-Mode */
1588 /* Channel-User-Mode */
1589 if( Client_Type( Client ) == CLIENT_SERVER )
1591 /* Modes an andere Server und Channel-User forwarden */
1592 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1593 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1597 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1598 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1599 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1600 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1602 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
1607 if( Client_Type( Client ) == CLIENT_SERVER )
1609 /* Modes an andere Server und Channel-User forwarden */
1610 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1611 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1615 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1616 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
1617 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1618 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1620 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
1629 GLOBAL BOOLEAN IRC_AWAY( CLIENT *Client, REQUEST *Req )
1631 assert( Client != NULL );
1632 assert( Req != NULL );
1634 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1636 /* Falsche Anzahl Parameter? */
1637 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1639 if(( Req->argc == 1 ) && (Req->argv[0][0] ))
1642 Client_SetAway( Client, Req->argv[0] );
1643 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :+a", Client_ID( Client ));
1644 return IRC_WriteStrClient( Client, RPL_NOWAWAY_MSG, Client_ID( Client ));
1649 Client_SetAway( Client, NULL );
1650 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :-a", Client_ID( Client ));
1651 return IRC_WriteStrClient( Client, RPL_UNAWAY_MSG, Client_ID( Client ));
1656 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
1660 assert( Client != NULL );
1661 assert( Req != NULL );
1663 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1665 /* Falsche Anzahl Parameter? */
1666 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1668 /* Operator suchen */
1669 for( i = 0; i < Conf_Oper_Count; i++)
1671 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
1673 if( i >= Conf_Oper_Count )
1675 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
1676 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1679 /* Stimmt das Passwort? */
1680 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
1682 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
1683 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1686 if( ! Client_HasMode( Client, 'o' ))
1688 /* noch kein o-Mode gesetzt */
1689 Client_ModeAdd( Client, 'o' );
1690 if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
1691 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
1694 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
1696 Client_SetOperByMe( Client, TRUE );
1697 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
1701 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
1703 assert( Client != NULL );
1704 assert( Req != NULL );
1706 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1708 /* Falsche Anzahl Parameter? */
1709 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1711 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1713 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
1719 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
1721 assert( Client != NULL );
1722 assert( Req != NULL );
1724 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1726 /* Falsche Anzahl Parameter? */
1727 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1729 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1731 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1732 NGIRCd_Restart = TRUE;
1737 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1739 CHAR rpl[COMMAND_LEN], *ptr;
1740 CLIENT *target, *from, *c;
1743 assert( Client != NULL );
1744 assert( Req != NULL );
1746 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1748 /* Falsche Anzahl Parameter? */
1749 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1751 /* From aus Prefix ermitteln */
1752 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1754 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1756 if( Req->argc == 2 )
1758 /* an anderen Server forwarden */
1759 target = Client_GetFromID( Req->argv[1] );
1760 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1762 if( target != Client_ThisServer( ))
1764 /* Ok, anderer Server ist das Ziel: forwarden */
1765 return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
1771 /* bestimmte Channels durchgehen */
1772 ptr = strtok( Req->argv[0], "," );
1775 chan = Channel_Search( ptr );
1778 /* Namen ausgeben */
1779 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1781 if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
1783 /* naechsten Namen ermitteln */
1784 ptr = strtok( NULL, "," );
1789 /* alle Channels durchgehen */
1790 chan = Channel_First( );
1793 /* Namen ausgeben */
1794 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1796 /* naechster Channel */
1797 chan = Channel_Next( chan );
1800 /* Nun noch alle Clients ausgeben, die in keinem Channel sind */
1801 c = Client_First( );
1802 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1805 if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
1807 /* Okay, das ist ein User: anhaengen */
1808 if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
1809 strcat( rpl, Client_ID( c ));
1811 if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
1813 /* Zeile wird zu lang: senden! */
1814 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1815 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1819 /* naechster Client */
1820 c = Client_Next( c );
1822 if( rpl[strlen( rpl ) - 1] != ':')
1824 /* es wurden User gefunden */
1825 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1828 return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
1832 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1834 CHAR rpl[COMMAND_LEN];
1839 assert( Client != NULL );
1840 assert( Req != NULL );
1842 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1844 /* Falsche Anzahl Parameter? */
1845 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1847 strcpy( rpl, RPL_ISON_MSG );
1848 for( i = 0; i < Req->argc; i++ )
1850 ptr = strtok( Req->argv[i], " " );
1854 c = Client_GetFromID( ptr );
1855 if( c && ( Client_Type( c ) == CLIENT_USER ))
1857 /* Dieser Nick ist "online" */
1861 ptr = strtok( NULL, " " );
1864 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1866 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1870 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1872 CLIENT *from, *target, *c;
1873 CHAR str[LINE_LEN + 1], *ptr = NULL;
1877 assert( Client != NULL );
1878 assert( Req != NULL );
1880 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1882 /* Falsche Anzahl Parameter? */
1883 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1886 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1887 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1889 /* Empfaenger des WHOIS suchen */
1890 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1892 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1894 /* Forwarden an anderen Server? */
1897 /* angegebenen Ziel-Server suchen */
1898 target = Client_GetFromID( Req->argv[1] );
1899 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1902 else target = Client_ThisServer( );
1904 assert( target != NULL );
1906 if(( Client_NextHop( target ) != Client_ThisServer( )) && ( Client_Type( Client_NextHop( target )) == CLIENT_SERVER )) return IRC_WriteStrClientPrefix( target, from, "WHOIS %s :%s", Req->argv[0], ptr );
1908 /* Nick, User und Name */
1909 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1912 if( ! IRC_WriteStrClient( from, RPL_WHOISSERVER_MSG, Client_ID( from ), Client_ID( c ), Client_ID( Client_Introducer( c )), Client_Info( Client_Introducer( c )))) return DISCONNECTED;
1915 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1916 cl2chan = Channel_FirstChannelOf( c );
1919 chan = Channel_GetChannel( cl2chan );
1920 assert( chan != NULL );
1922 /* Channel-Name anhaengen */
1923 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
1924 if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
1925 if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
1926 strcat( str, Channel_Name( chan ));
1928 if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
1930 /* Zeile wird zu lang: senden! */
1931 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1932 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1935 /* naechstes Mitglied suchen */
1936 cl2chan = Channel_NextChannelOf( c, cl2chan );
1938 if( str[strlen( str ) - 1] != ':')
1940 /* Es sind noch Daten da, die gesendet werden muessen */
1941 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1945 if( Client_HasMode( c, 'o' ))
1947 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1950 /* Idle (nur lokale Clients) */
1951 if( Client_Conn( c ) > NONE )
1953 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1957 if( Client_HasMode( c, 'a' ))
1959 if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( c ), Client_Away( c ))) return DISCONNECTED;
1963 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1967 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1969 CHAR rpl[COMMAND_LEN];
1973 assert( Client != NULL );
1974 assert( Req != NULL );
1976 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1978 /* Falsche Anzahl Parameter? */
1979 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1981 if( Req->argc > 5 ) max = 5;
1982 else max = Req->argc;
1984 strcpy( rpl, RPL_USERHOST_MSG );
1985 for( i = 0; i < max; i++ )
1987 c = Client_GetFromID( Req->argv[i] );
1988 if( c && ( Client_Type( c ) == CLIENT_USER ))
1990 /* Dieser Nick ist "online" */
1991 strcat( rpl, Client_ID( c ));
1992 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1994 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1995 else strcat( rpl, "+" );
1996 strcat( rpl, Client_User( c ));
1998 strcat( rpl, Client_Hostname( c ));
2002 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
2004 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
2005 } /* IRC_USERHOST */
2008 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
2010 assert( Client != NULL );
2011 assert( Req != NULL );
2013 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
2014 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
2020 GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
2022 CLIENT *target, *from;
2024 assert( Client != NULL );
2025 assert( Req != NULL );
2027 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2029 /* Falsche Anzahl Parameter? */
2030 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2032 /* Absender ermitteln */
2033 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
2035 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2037 /* An anderen Server forwarden? */
2038 if( Req->argc == 2 )
2040 target = Client_GetFromID( Req->argv[1] );
2041 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
2042 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
2045 /* Wer ist der Absender? */
2046 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2047 else target = Client;
2048 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2050 Send_LUSERS( target );
2056 GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
2058 CLIENT *target, *from, *c;
2061 assert( Client != NULL );
2062 assert( Req != NULL );
2064 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2066 /* Falsche Anzahl Parameter? */
2067 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2069 /* Server-Mask ermitteln */
2070 if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
2073 /* Absender ermitteln */
2074 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
2076 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2078 /* An anderen Server forwarden? */
2079 if( Req->argc == 2 )
2081 target = Client_GetFromID( Req->argv[0] );
2082 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2083 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
2086 /* Wer ist der Absender? */
2087 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2088 else target = Client;
2089 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2091 c = Client_First( );
2094 if( Client_Type( c ) == CLIENT_SERVER )
2096 if( ! IRC_WriteStrClient( target, RPL_LINKS_MSG, Client_ID( target ), Client_ID( c ), Client_ID( Client_TopServer( c ) ? Client_TopServer( c ) : Client_ThisServer( )), Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
2098 c = Client_Next( c );
2101 return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
2105 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
2107 CHAR *channame, *flags, modes[8];
2108 BOOLEAN is_new_chan;
2112 assert( Client != NULL );
2113 assert( Req != NULL );
2115 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2117 /* Falsche Anzahl Parameter? */
2118 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2120 /* Wer ist der Absender? */
2121 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2122 else target = Client;
2123 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2125 /* Channel-Namen durchgehen */
2126 channame = strtok( Req->argv[0], "," );
2129 /* wird der Channel neu angelegt? */
2132 if( Channel_Search( channame )) is_new_chan = FALSE;
2133 else is_new_chan = TRUE;
2135 /* Hat ein Server Channel-User-Modes uebergeben? */
2136 if( Client_Type( Client ) == CLIENT_SERVER )
2138 /* Channel-Flags extrahieren */
2139 flags = strchr( channame, 0x7 );
2140 if( flags ) *flags++ = '\0';
2143 /* neuer Channel udn lokaler Client? */
2144 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
2146 /* Dann soll der Client Channel-Operator werden! */
2150 /* Channel joinen (und ggf. anlegen) */
2151 if( ! Channel_Join( target, channame ))
2153 /* naechsten Namen ermitteln */
2154 channame = strtok( NULL, "," );
2157 chan = Channel_Search( channame );
2158 assert( chan != NULL );
2160 /* Modes setzen (wenn vorhanden) */
2161 while( flags && *flags )
2163 Channel_UserModeAdd( chan, target, *flags );
2167 /* Muessen Modes an andere Server gemeldet werden? */
2168 strcpy( &modes[1], Channel_UserModes( chan, target ));
2169 if( modes[1] ) modes[0] = 0x7;
2170 else modes[0] = '\0';
2172 /* An andere Server weiterleiten */
2173 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
2175 /* im Channel bekannt machen */
2176 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
2179 /* Modes im Channel bekannt machen */
2180 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
2183 if( Client_Type( Client ) == CLIENT_USER )
2185 /* an Client bestaetigen */
2186 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
2188 /* Topic an Client schicken */
2189 IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
2191 /* Mitglieder an Client Melden */
2192 Send_NAMES( Client, chan );
2193 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
2196 /* naechsten Namen ermitteln */
2197 channame = strtok( NULL, "," );
2203 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
2208 assert( Client != NULL );
2209 assert( Req != NULL );
2211 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2213 /* Falsche Anzahl Parameter? */
2214 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2216 /* Wer ist der Absender? */
2217 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2218 else target = Client;
2219 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2221 /* Channel-Namen durchgehen */
2222 chan = strtok( Req->argv[0], "," );
2225 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
2227 /* naechsten Namen ermitteln */
2228 chan = strtok( NULL, "," );
2232 /* naechsten Namen ermitteln */
2233 chan = strtok( NULL, "," );
2239 GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
2241 CLIENT *target, *prefix;
2243 assert( Client != NULL );
2244 assert( Req != NULL );
2246 /* Falsche Anzahl Parameter? */
2247 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2250 if( Req->argc == 1 ) target = Client_GetFromID( Req->argv[0] );
2251 else target = Client_ThisServer( );
2253 /* Prefix ermitteln */
2254 if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( Req->prefix );
2255 else prefix = Client;
2256 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
2258 /* An anderen Server weiterleiten? */
2259 if( target != Client_ThisServer( ))
2261 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2264 IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
2268 /* mit Versionsinfo antworten */
2269 return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
2273 GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
2277 assert( Client != NULL );
2278 assert( Req != NULL );
2280 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2282 /* Falsche Anzahl Parameter? */
2283 if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2285 prefix = Client_GetFromID( Req->prefix );
2288 Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
2289 prefix = Client_ThisServer( );
2292 Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
2294 /* andere Server benachrichtigen */
2295 IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
2297 /* haben wir selber einen solchen Client? */
2298 c = Client_GetFromID( Req->argv[0] );
2299 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
2305 LOCAL BOOLEAN Hello_User( CLIENT *Client )
2307 assert( Client != NULL );
2309 /* Passwort ueberpruefen */
2310 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
2312 /* Falsches Passwort */
2313 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
2314 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
2315 return DISCONNECTED;
2318 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
2320 /* Andere Server informieren */
2321 IRC_WriteStrServers( NULL, "NICK %s 1 %s %s 1 +%s :%s", Client_ID( Client ), Client_User( Client ), Client_Hostname( Client ), Client_Modes( Client ), Client_Info( Client ));
2323 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
2324 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2325 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
2326 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2328 Client_SetType( Client, CLIENT_USER );
2330 if( ! Send_LUSERS( Client )) return DISCONNECTED;
2331 if( ! Show_MOTD( Client )) return DISCONNECTED;
2337 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
2343 assert( Client != NULL );
2345 fd = fopen( Conf_MotdFile, "r" );
2348 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
2349 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
2352 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
2355 if( ! fgets( line, 126, fd )) break;
2356 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
2357 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
2363 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
2371 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
2375 assert( Nick != NULL );
2376 assert( Reason != NULL );
2378 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
2380 /* andere Server benachrichtigen */
2381 IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
2383 /* Ggf. einen eigenen Client toeten */
2384 c = Client_GetFromID( Nick );
2385 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
2389 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
2391 BOOLEAN is_visible, is_member;
2392 CHAR str[LINE_LEN + 1];
2396 assert( Client != NULL );
2397 assert( Chan != NULL );
2399 if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
2400 else is_member = FALSE;
2402 /* Alle Mitglieder suchen */
2403 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2404 cl2chan = Channel_FirstMember( Chan );
2407 cl = Channel_GetClient( cl2chan );
2409 if( strchr( Client_Modes( cl ), 'i' )) is_visible = FALSE;
2410 else is_visible = TRUE;
2412 if( is_member || is_visible )
2414 /* Nick anhaengen */
2415 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
2416 if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
2417 if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
2418 strcat( str, Client_ID( cl ));
2420 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
2422 /* Zeile wird zu lang: senden! */
2423 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2424 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2428 /* naechstes Mitglied suchen */
2429 cl2chan = Channel_NextMember( Chan, cl2chan );
2431 if( str[strlen( str ) - 1] != ':')
2433 /* Es sind noch Daten da, die gesendet werden muessen */
2434 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2441 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client )
2445 assert( Client != NULL );
2447 /* Users, Services und Serevr im Netz */
2448 if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
2450 /* IRC-Operatoren im Netz */
2451 cnt = Client_OperCount( );
2454 if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2457 /* Unbekannt Verbindungen */
2458 cnt = Client_UnknownCount( );
2461 if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2464 /* Channels im Netz */
2465 if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
2467 /* Channels im Netz */
2468 if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
2474 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
2476 assert( Target != NULL );
2477 assert( Client != NULL );
2479 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
2480 else return Client_Mask( Client );