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 1.75 2002/02/27 15:23:27 alex Exp $
17 * Revision 1.75 2002/02/27 15:23:27 alex
18 * - NAMES beachtet nun das "invisible" Flag ("i") von Usern.
20 * Revision 1.74 2002/02/27 03:44:53 alex
21 * - gerade eben in SQUIT eingefuehrten Bug behoben: entfernte Server werden nun
22 * nur noch geloescht, die Verbindung, von der SQUIT kam, bleibt wieder offen.
24 * Revision 1.73 2002/02/27 03:08:05 alex
25 * - Log-Meldungen bei SQUIT erneut ueberarbeitet ...
27 * Revision 1.72 2002/02/27 02:26:58 alex
28 * - SQUIT wird auf jeden Fall geforwarded, zudem besseres Logging.
30 * Revision 1.71 2002/02/27 00:50:05 alex
31 * - einige unnoetige Client_NextHop()-Aufrufe entfernt.
32 * - NAMES korrigiert und komplett implementiert.
34 * Revision 1.70 2002/02/26 22:06:40 alex
35 * - Nick-Aenderungen werden nun wieder korrekt ins Logfile geschrieben.
37 * Revision 1.69 2002/02/26 20:52:40 alex
38 * - VERSION wurde falsch weitergeleitet und beantwortet (Prefix nicht beachtet)
40 * Revision 1.68 2002/02/25 17:46:27 alex
41 * - an User wird nun immer ein "komplettes" Prefix verschickt.
43 * Revision 1.67 2002/02/25 13:21:25 alex
44 * - WHOIS wird nicht mehr automatisch an den "Original-Server" weiterge-
45 * leitet: war eh nicht RFC-konform und machte Probleme mit Clients.
47 * Revision 1.66 2002/02/23 21:39:48 alex
48 * - IRC-Befehl KILL sowie Kills bei Nick Collsisions implementiert.
50 * Revision 1.65 2002/02/23 00:03:54 alex
51 * - Ergebnistyp von Conn_GetIdle() und Conn_LastPing() auf "time_t" geaendert.
53 * Revision 1.64 2002/02/19 20:06:45 alex
54 * - User-Registrierung wird nicht mehr als Nick-Aenderung protokolliert,
55 * - VERSION liefert nun doch wieder den Debug-Status im Reply.
57 * Revision 1.63 2002/02/19 02:21:17 alex
58 * - der Debug-Level wird bei VERSION nicht mehr geliefert. Grund: a) absolut
59 * unnoetig und b) Compiler-Fehler, wenn ohne Debug-Code configure'd ;-))
61 * Revision 1.62 2002/02/17 23:38:58 alex
62 * - neuer IRC-Befehl VERSION implementiert: IRC_VERSION().
64 * Revision 1.61 2002/02/17 19:03:12 alex
65 * - NICK-Aenderungen wurden dem User selber mit dem falschen Prefix geliefert.
67 * Revision 1.60 2002/02/17 17:43:14 alex
68 * - Fehlerhafte Modes werden nun ausfuehrlicher an den Client gemeldet.
70 * Revision 1.59 2002/02/17 17:30:21 alex
71 * - NICK-Aenderungen werden an alle Server und betroffene Clients gemeldet.
72 * - Neue Funktion IRC_WriteStrRelatedPrefix().
74 * Revision 1.58 2002/02/17 17:18:59 alex
77 * Revision 1.57 2002/02/13 23:05:29 alex
78 * - Nach Connect eines Users werden LUSERS-Informationen angezeigt.
80 * Revision 1.56 2002/02/13 17:52:27 alex
81 * - es werden nun Channel- und User-Modes von Usern angenommen.
83 * Revision 1.55 2002/02/12 14:40:37 alex
84 * - via NJOIN gemeldete Benutzer wurden nicht in Channels bekannt gemacht.
86 * Revision 1.54 2002/02/11 23:33:35 alex
87 * - weitere Anpassungen an Channel-Modes und Channel-User-Modes.
89 * Revision 1.53 2002/02/11 16:06:21 alex
90 * - Die Quelle von MODE-Aenderungen wird nun korrekt weitergegeben.
92 * Revision 1.52 2002/02/11 15:52:21 alex
93 * - PONG an den Server selber wurde faelschlicherweise versucht zu forwarden.
94 * - Channel-Modes wurden falsch geliefert (als User-Modes).
96 * Revision 1.51 2002/02/11 15:15:53 alex
97 * - PING und PONG werden nun auch korrekt an andere Server geforwarded.
98 * - bei MODE-Meldungen wird der letzte Parameter nicht mehr mit ":" getrennt.
100 * Revision 1.50 2002/02/11 01:03:20 alex
101 * - Aenderungen und Anpassungen an Channel-Modes und Channel-User-Modes:
102 * Modes werden besser geforwarded, lokale User, fuer die ein Channel
103 * angelegt wird, werden Channel-Operator, etc. pp. ...
104 * - NJOIN's von Servern werden nun korrekt an andere Server weitergeleitet.
106 * Revision 1.49 2002/02/06 16:51:22 alex
107 * - neue Funktion zur MODE-Behandlung, fuer Channel-Modes vorbereitet.
109 * Revision 1.48 2002/01/29 00:13:45 alex
110 * - WHOIS zeigt nun auch die Channels an, in denen der jeweilige User Mitglied ist.
111 * - zu jedem Server wird nun der "Top-Server" gespeichert, somit funktioniert
112 * LINKS wieder korrekt.
114 * Revision 1.47 2002/01/28 13:05:48 alex
115 * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
116 * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
118 * Revision 1.46 2002/01/28 01:45:43 alex
119 * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
121 * Revision 1.45 2002/01/28 01:18:14 alex
122 * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
124 * Revision 1.44 2002/01/28 00:55:08 alex
125 * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
127 * Revision 1.43 2002/01/27 21:56:39 alex
128 * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
129 * - einige kleinere Fixes bezueglich Channels ...
131 * Revision 1.42 2002/01/27 18:28:01 alex
132 * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
134 * Revision 1.41 2002/01/27 17:15:49 alex
135 * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
136 * IRC_WriteStrChannelPrefix(),
137 * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
139 * Revision 1.40 2002/01/26 18:43:11 alex
140 * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
141 * die IRC_Write_xxx_Related() sind dafuer entfallen.
142 * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
144 * Revision 1.39 2002/01/21 00:05:11 alex
145 * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
146 * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
147 * - diverse Aenderungen im Zusammenhang mit Channels.
149 * Revision 1.38 2002/01/18 15:31:32 alex
150 * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
152 * Revision 1.37 2002/01/16 22:10:18 alex
153 * - IRC_LUSERS() implementiert.
155 * Revision 1.36 2002/01/11 23:50:55 alex
156 * - LINKS implementiert, LUSERS begonnen.
158 * Revision 1.35 2002/01/09 21:30:45 alex
159 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
161 * Revision 1.34 2002/01/09 01:09:58 alex
162 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
163 * - andere Server werden nun ueber bisherige Server und User informiert.
165 * Revision 1.33 2002/01/07 23:42:12 alex
166 * - Es werden fuer alle Server eigene Token generiert,
167 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
168 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
170 * Revision 1.32 2002/01/07 16:02:36 alex
171 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
172 * - Im Debug-Mode werden nun auch PING's protokolliert.
174 * Revision 1.31 2002/01/07 15:39:46 alex
175 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
176 * - MODE und NICK melden nun die Aenderungen an andere Server.
178 * Revision 1.30 2002/01/06 15:21:29 alex
179 * - Loglevel und Meldungen nochmals ueberarbeitet.
180 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
181 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
183 * Revision 1.29 2002/01/05 23:24:54 alex
184 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
185 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
187 * Revision 1.28 2002/01/05 20:08:02 alex
188 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
189 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
191 * Revision 1.27 2002/01/05 19:15:03 alex
192 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
194 * Revision 1.26 2002/01/05 16:51:18 alex
195 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
197 * Revision 1.25 2002/01/05 00:48:33 alex
198 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
200 * Revision 1.24 2002/01/04 17:58:44 alex
201 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
202 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
204 * Revision 1.23 2002/01/04 01:36:40 alex
205 * - Loglevel ein wenig angepasst.
207 * Revision 1.22 2002/01/04 01:21:47 alex
208 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
209 * - Weitere Anpassungen und Erweiterungen der Server-Links.
211 * Revision 1.21 2002/01/03 02:26:51 alex
212 * - neue Befehle SERVER und NJOIN begonnen,
213 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
215 * Revision 1.20 2002/01/02 12:46:41 alex
216 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
218 * Revision 1.19 2002/01/02 02:51:39 alex
219 * - Copyright-Texte angepasst.
220 * - neuer Befehl "ERROR".
222 * Revision 1.17 2001/12/31 15:33:13 alex
223 * - neuer Befehl NAMES, kleinere Bugfixes.
224 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
226 * Revision 1.16 2001/12/31 02:18:51 alex
227 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
228 * - neuen Header "defines.h" mit (fast) allen Konstanten.
229 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
231 * Revision 1.15 2001/12/30 19:26:11 alex
232 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
234 * Revision 1.14 2001/12/30 11:42:00 alex
235 * - der Server meldet nun eine ordentliche "Start-Zeit".
237 * Revision 1.13 2001/12/29 03:10:06 alex
238 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
239 * - neue configure-Optione "--enable-strict-rfc".
241 * Revision 1.12 2001/12/27 19:17:26 alex
242 * - neue Befehle PRIVMSG, NOTICE, PING.
244 * Revision 1.11 2001/12/27 16:55:41 alex
245 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
247 * Revision 1.10 2001/12/26 22:48:53 alex
248 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
250 * Revision 1.9 2001/12/26 14:45:37 alex
253 * Revision 1.8 2001/12/26 03:21:46 alex
254 * - PING/PONG-Befehle implementiert,
255 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
257 * Revision 1.7 2001/12/25 23:25:18 alex
258 * - und nochmal Aenderungen am Logging ;-)
260 * Revision 1.6 2001/12/25 23:13:33 alex
261 * - Debug-Meldungen angepasst.
263 * Revision 1.5 2001/12/25 22:02:42 alex
264 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
266 * Revision 1.4 2001/12/25 19:19:30 alex
267 * - bessere Fehler-Abfragen, diverse Bugfixes.
268 * - Nicks werden nur einmal vergeben :-)
269 * - /MOTD wird unterstuetzt.
271 * Revision 1.3 2001/12/24 01:34:06 alex
272 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
273 * - MOTD-Ausgabe begonnen zu implementieren.
275 * Revision 1.2 2001/12/23 21:57:16 alex
276 * - erste IRC-Befehle zu implementieren begonnen.
278 * Revision 1.1 2001/12/14 08:13:43 alex
279 * - neues Modul begonnen :-)
300 #include "messages.h"
308 #define CONNECTED TRUE
309 #define DISCONNECTED FALSE
312 LOCAL BOOLEAN Hello_User( CLIENT *Client );
313 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
315 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason );
317 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
318 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client );
320 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client );
323 GLOBAL VOID IRC_Init( VOID )
328 GLOBAL VOID IRC_Exit( VOID )
333 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
336 BOOLEAN ok = CONNECTED;
339 assert( Client != NULL );
340 assert( Format != NULL );
342 va_start( ap, Format );
343 vsnprintf( buffer, 1000, Format, ap );
346 /* an den Client selber */
347 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
350 } /* IRC_WriteStrClient */
353 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
355 /* Text an Clients, lokal bzw. remote, senden. */
360 assert( Client != NULL );
361 assert( Format != NULL );
362 assert( Prefix != NULL );
364 va_start( ap, Format );
365 vsnprintf( buffer, 1000, Format, ap );
368 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
369 } /* IRC_WriteStrClientPrefix */
372 GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
377 assert( Client != NULL );
378 assert( Format != NULL );
380 va_start( ap, Format );
381 vsnprintf( buffer, 1000, Format, ap );
384 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
385 } /* IRC_WriteStrChannel */
388 GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
390 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
397 assert( Client != NULL );
398 assert( Chan != NULL );
399 assert( Prefix != NULL );
400 assert( Format != NULL );
402 va_start( ap, Format );
403 vsnprintf( buffer, 1000, Format, ap );
406 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
408 /* An alle Clients, die in den selben Channels sind.
409 * Dabei aber nur einmal je Remote-Server */
410 cl2chan = Channel_FirstMember( Chan );
413 c = Channel_GetClient( cl2chan );
416 if( Client_Conn( c ) <= NONE ) c = NULL;
417 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
419 if( c ) c = Client_NextHop( c );
421 if( c && ( c != Client ))
423 /* Ok, anderer Client */
424 s = Client_Conn( c );
426 assert( s < MAX_CONNECTIONS );
428 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
429 else is_server[s] = FALSE;
431 cl2chan = Channel_NextMember( Chan, cl2chan );
435 for( i = 0; i < MAX_CONNECTIONS; i++ )
439 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
440 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
445 } /* IRC_WriteStrChannelPrefix */
448 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
453 assert( Format != NULL );
455 va_start( ap, Format );
456 vsnprintf( buffer, 1000, Format, ap );
459 /* an den Client selber */
460 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
461 } /* IRC_WriteStrServers */
464 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
470 assert( Format != NULL );
471 assert( Prefix != NULL );
473 va_start( ap, Format );
474 vsnprintf( buffer, 1000, Format, ap );
480 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
482 /* Ziel-Server gefunden */
483 IRC_WriteStrClientPrefix( c, Prefix, buffer );
485 c = Client_Next( c );
487 } /* IRC_WriteStrServersPrefix */
490 GLOBAL BOOLEAN IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
492 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
493 CL2CHAN *chan_cl2chan, *cl2chan;
500 assert( Client != NULL );
501 assert( Prefix != NULL );
502 assert( Format != NULL );
504 va_start( ap, Format );
505 vsnprintf( buffer, 1000, Format, ap );
509 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
511 /* An alle Clients, die in einem Channel mit dem "Ausloeser" sind,
512 * den Text schicken. An Remote-Server aber jeweils nur einmal. */
513 chan_cl2chan = Channel_FirstChannelOf( Client );
514 while( chan_cl2chan )
516 /* Channel des Users durchsuchen */
517 chan = Channel_GetChannel( chan_cl2chan );
518 cl2chan = Channel_FirstMember( chan );
521 c = Channel_GetClient( cl2chan );
524 if( Client_Conn( c ) <= NONE ) c = NULL;
525 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
527 if( c ) c = Client_NextHop( c );
529 if( c && ( c != Client ))
531 /* Ok, anderer Client */
532 s = Client_Conn( c );
534 assert( s < MAX_CONNECTIONS );
536 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
537 else is_server[s] = FALSE;
539 cl2chan = Channel_NextMember( chan, cl2chan );
542 /* naechsten Channel */
543 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
547 for( i = 0; i < MAX_CONNECTIONS; i++ )
551 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
552 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
557 } /* IRC_WriteStrRelatedPrefix */
561 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
563 assert( Client != NULL );
564 assert( Req != NULL );
566 /* Fehler liefern, wenn kein lokaler Client */
567 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
569 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
571 /* noch nicht registrierte unbekannte Verbindung */
572 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
574 /* Passwort speichern */
575 Client_SetPassword( Client, Req->argv[0] );
577 Client_SetType( Client, CLIENT_GOTPASS );
580 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
582 /* noch nicht registrierte Server-Verbindung */
583 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
585 /* Passwort speichern */
586 Client_SetPassword( Client, Req->argv[0] );
588 Client_SetType( Client, CLIENT_GOTPASSSERVER );
591 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
593 /* Falsche Anzahl Parameter? */
594 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
596 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
600 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
602 CHAR str[LINE_LEN], *ptr;
603 CLIENT *from, *c, *cl;
609 assert( Client != NULL );
610 assert( Req != NULL );
612 /* Fehler liefern, wenn kein lokaler Client */
613 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
615 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
617 /* Verbindung soll als Server-Server-Verbindung registriert werden */
618 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
620 /* Falsche Anzahl Parameter? */
621 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
623 /* Ist dieser Server bei uns konfiguriert? */
624 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
625 if( i >= Conf_Server_Count )
627 /* Server ist nicht konfiguriert! */
628 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
629 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
632 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
634 /* Falsches Passwort */
635 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
636 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
640 /* Ist ein Server mit dieser ID bereits registriert? */
641 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
643 /* Server-Strukturen fuellen ;-) */
644 Client_SetID( Client, Req->argv[0] );
645 Client_SetHops( Client, 1 );
646 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
648 /* Meldet sich der Server bei uns an? */
651 /* Unseren SERVER- und PASS-Befehl senden */
653 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
654 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
657 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
660 Client_SetIntroducer( Client, Client );
661 Client_SetToken( Client, 1 );
663 else Client_SetToken( Client, atoi( Req->argv[1] ));
665 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
667 Client_SetType( Client, CLIENT_SERVER );
669 /* maximalen Hop Count ermitteln */
674 if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
675 c = Client_Next( c );
678 /* Alle bisherigen Server dem neuen Server bekannt machen,
679 * die bisherigen Server ueber den neuen informierenn */
680 for( i = 0; i < ( max_hops + 1 ); i++ )
685 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
687 if( Client_Conn( c ) > NONE )
689 /* Dem gefundenen Server gleich den neuen
690 * Server bekannt machen */
691 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
694 /* Den neuen Server ueber den alten informieren */
695 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;
697 c = Client_Next( c );
701 /* alle User dem neuen Server bekannt machen */
705 if( Client_Type( c ) == CLIENT_USER )
707 /* User an neuen Server melden */
708 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;
710 c = Client_Next( c );
713 /* Channels dem neuen Server bekannt machen */
714 chan = Channel_First( );
717 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
719 /* alle Member suchen */
720 cl2chan = Channel_FirstMember( chan );
723 cl = Channel_GetClient( cl2chan );
724 assert( cl != NULL );
726 /* Nick, ggf. mit Modes, anhaengen */
727 if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
728 if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
729 if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
730 strcat( str, Client_ID( cl ));
732 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
735 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
736 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
739 cl2chan = Channel_NextMember( chan, cl2chan );
743 if( str[strlen( str ) - 1] != ':')
745 /* Ja; Also senden ... */
746 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
749 /* naechsten Channel suchen */
750 chan = Channel_Next( chan );
755 else if( Client_Type( Client ) == CLIENT_SERVER )
757 /* Neuer Server wird im Netz angekuendigt */
759 /* Falsche Anzahl Parameter? */
760 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
762 /* Ist ein Server mit dieser ID bereits registriert? */
763 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
765 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
766 ptr = strchr( Req->argv[3] + 2, '[' );
767 if( ! ptr ) ptr = Req->argv[3];
769 from = Client_GetFromID( Req->prefix );
772 /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
773 Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
774 Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
778 /* Neue Client-Struktur anlegen */
779 c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
782 /* Neue Client-Struktur konnte nicht angelegt werden */
783 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
784 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
788 /* Log-Meldung zusammenbauen und ausgeben */
789 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
790 else strcpy( str, "" );
791 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": "" );
793 /* Andere Server informieren */
794 IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
798 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
802 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
804 CHAR *channame, *ptr, modes[8];
805 BOOLEAN is_op, is_voiced;
809 assert( Client != NULL );
810 assert( Req != NULL );
812 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
814 /* Falsche Anzahl Parameter? */
815 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
817 channame = Req->argv[0];
818 ptr = strtok( Req->argv[1], "," );
821 is_op = is_voiced = FALSE;
823 /* Prefixe abschneiden */
824 while(( *ptr == '@' ) || ( *ptr == '+' ))
826 if( *ptr == '@' ) is_op = TRUE;
827 if( *ptr == '+' ) is_voiced = TRUE;
831 c = Client_GetFromID( ptr );
834 Channel_Join( c, channame );
835 chan = Channel_Search( channame );
836 assert( chan != NULL );
838 if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
839 if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
841 /* im Channel bekannt machen */
842 IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
844 /* Channel-User-Modes setzen */
845 strcpy( modes, Channel_UserModes( chan, c ));
848 /* Modes im Channel bekannt machen */
849 IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
852 else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
854 /* naechsten Nick suchen */
855 ptr = strtok( NULL, "," );
858 /* an andere Server weiterleiten */
859 IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
865 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
867 CLIENT *intr_c, *target, *c;
870 assert( Client != NULL );
871 assert( Req != NULL );
873 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
875 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 ))
877 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 ))
880 /* User-Registrierung bzw. Nick-Aenderung */
882 /* Falsche Anzahl Parameter? */
883 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
885 /* "Ziel-Client" ermitteln */
886 if( Client_Type( Client ) == CLIENT_SERVER )
888 target = Client_GetFromID( Req->prefix );
889 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
893 /* Ist der Client "restricted"? */
894 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
899 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
900 * wir nichts. So macht es das Original und mind. Snak hat probleme,
901 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
902 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
905 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
906 * will nur die Gross- und Kleinschreibung aendern. Das darf
907 * er natuerlich machen :-) */
908 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
910 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
913 /* Nick-Aenderung: allen mitteilen! */
915 if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
916 IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
917 IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
919 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
922 Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client_Conn( Client ));
923 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
924 else Client_SetType( Client, CLIENT_GOTNICK );
926 else Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
928 /* Client-Nick registrieren */
929 Client_SetID( target, Req->argv[0] );
933 else if( Client_Type( Client ) == CLIENT_SERVER )
935 /* Server fuehrt neuen Client ein */
937 /* Falsche Anzahl Parameter? */
938 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
940 /* Nick ueberpruefen */
941 c = Client_GetFromID( Req->argv[0] );
944 /* Der neue Nick ist auf diesem Server bereits registriert:
945 * sowohl der neue, als auch der alte Client muessen nun
946 * disconnectiert werden. */
947 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
948 Kill_Nick( Req->argv[0], "Nick collision" );
952 /* Server, zu dem der Client connectiert ist, suchen */
953 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
956 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
957 Kill_Nick( Req->argv[0], "Unknown server" );
961 /* Neue Client-Struktur anlegen */
962 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 );
965 /* Eine neue Client-Struktur konnte nicht angelegt werden.
966 * Der Client muss disconnectiert werden, damit der Netz-
967 * status konsistent bleibt. */
968 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
969 Kill_Nick( Req->argv[0], "Server error" );
973 modes = Client_Modes( c );
974 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": "" );
975 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": "" );
977 /* Andere Server, ausser dem Introducer, informieren */
978 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] );
982 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
986 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
988 assert( Client != NULL );
989 assert( Req != NULL );
992 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
994 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
997 /* Falsche Anzahl Parameter? */
998 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1000 Client_SetUser( Client, Req->argv[0], FALSE );
1001 Client_SetInfo( Client, Req->argv[3] );
1003 Log( LOG_DEBUG, "Connection %d: got USER command ...", Client_Conn( Client ));
1004 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
1005 else Client_SetType( Client, CLIENT_GOTUSER );
1008 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
1010 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1012 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1016 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
1020 assert( Client != NULL );
1021 assert( Req != NULL );
1023 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
1025 /* User / Service */
1027 /* Falsche Anzahl Parameter? */
1028 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1030 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
1031 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
1033 return DISCONNECTED;
1035 else if ( Client_Type( Client ) == CLIENT_SERVER )
1039 /* Falsche Anzahl Parameter? */
1040 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1042 target = Client_Search( Req->prefix );
1045 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
1049 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
1050 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
1054 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1058 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
1061 CHAR msg[LINE_LEN + 64];
1063 assert( Client != NULL );
1064 assert( Req != NULL );
1066 /* SQUIT ist nur fuer Server erlaubt */
1067 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1069 /* Falsche Anzahl Parameter? */
1070 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1072 Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
1074 /* SQUIT an alle Server weiterleiten */
1075 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
1077 target = Client_GetFromID( Req->argv[0] );
1080 Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
1084 if( Req->argv[1][0] )
1086 if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
1087 sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
1089 else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
1091 if( Client_Conn( target ) > NONE )
1093 /* dieser Server hat die Connection */
1094 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
1095 else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
1096 return DISCONNECTED;
1100 /* Verbindung hielt anderer Server */
1101 Client_Destroy( target, msg, Req->argv[1] );
1107 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
1109 CLIENT *target, *from;
1111 assert( Client != NULL );
1112 assert( Req != NULL );
1114 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1116 /* Falsche Anzahl Parameter? */
1117 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1118 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1120 if( Req->argc == 2 )
1122 /* es wurde ein Ziel-Client angegeben */
1123 target = Client_GetFromID( Req->argv[1] );
1124 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1125 if( target != Client_ThisServer( ))
1128 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1130 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1131 return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
1135 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
1136 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
1140 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
1142 CLIENT *target, *from;
1144 assert( Client != NULL );
1145 assert( Req != NULL );
1147 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1149 /* Falsche Anzahl Parameter? */
1150 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1151 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1154 if( Req->argc == 2 )
1156 target = Client_GetFromID( Req->argv[1] );
1157 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1158 if( target != Client_ThisServer( ))
1161 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1163 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1164 return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
1168 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
1169 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
1171 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 )));
1172 else Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
1178 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
1180 assert( Client != NULL );
1181 assert( Req != NULL );
1183 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1185 /* Falsche Anzahl Parameter? */
1186 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1188 return Show_MOTD( Client );
1192 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
1197 assert( Client != NULL );
1198 assert( Req != NULL );
1200 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1202 /* Falsche Anzahl Parameter? */
1203 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
1204 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
1205 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1207 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1209 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1211 to = Client_Search( Req->argv[0] );
1214 /* Okay, Ziel ist ein User */
1215 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1216 return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
1219 chan = Channel_Search( Req->argv[0] );
1222 /* Okay, Ziel ist ein Channel */
1223 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1224 return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
1227 return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
1231 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
1235 assert( Client != NULL );
1236 assert( Req != NULL );
1238 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1240 /* Falsche Anzahl Parameter? */
1241 if( Req->argc != 2 ) return CONNECTED;
1243 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1245 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1247 to = Client_Search( Req->argv[0] );
1250 /* Okay, Ziel ist ein User */
1251 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
1253 else return CONNECTED;
1257 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
1259 CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
1260 CLIENT *cl, *chan_cl, *prefix;
1264 assert( Client != NULL );
1265 assert( Req != NULL );
1267 cl = chan_cl = prefix = NULL;
1270 /* Valider Client? */
1271 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1273 /* Keine Parameter? */
1274 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1276 /* Ziel suchen: Client bzw. Channel */
1277 if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
1278 if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
1280 /* Kein Ziel gefunden? */
1281 if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1283 assert(( cl && chan ) != TRUE );
1285 /* Falsche Anzahl Parameter? */
1286 if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1287 if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1289 /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
1290 if(( chan ) && (Req->argc == 3 ))
1292 chan_cl = Client_Search( Req->argv[2] );
1293 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1296 /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
1297 if( Client_Type( Client ) == CLIENT_USER )
1301 /* MODE ist nur fuer sich selber zulaessig! */
1302 if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
1306 /* Darf der User die Channel-Modes ermitteln? */
1310 /* Werden die Modes "nur" erfragt? */
1311 if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
1312 if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
1314 mode_ptr = Req->argv[1];
1316 /* Sollen Modes gesetzt oder geloescht werden? */
1319 if( *mode_ptr == '+' ) set = TRUE;
1320 else if( *mode_ptr == '-' ) set = FALSE;
1321 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1326 if( *mode_ptr == '-' ) set = FALSE;
1328 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
1331 /* Prefix fuer Antworten etc. ermitteln */
1332 if( Client_Type( Client ) == CLIENT_SERVER )
1334 prefix = Client_GetFromID( Req->prefix );
1335 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1337 else prefix = Client;
1339 /* Reply-String mit Aenderungen vorbereiten */
1340 if( set ) strcpy( the_modes, "+" );
1341 else strcpy( the_modes, "-" );
1348 if( Client_Type( Client ) == CLIENT_SERVER )
1350 /* Befehl kommt von einem Server, daher
1351 * trauen wir ihm "unbesehen" ... */
1356 /* Modes validieren */
1367 /* restricted (kann nur gesetzt werden) */
1368 if( set ) x[0] = 'r';
1369 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
1372 /* operator (kann nur geloescht werden) */
1375 Client_SetOperByMe( Client, FALSE );
1378 else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1381 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
1382 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1388 /* Ist der User ein Channel Operator? */
1389 if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
1391 Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
1392 ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
1396 /* Channel-Modes oder Channel-User-Modes */
1399 /* Channel-User-Modes */
1403 /* Channel Operator */
1411 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 ));
1412 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1430 /* kein Schreiben in den Channel von aussen */
1450 Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
1451 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1460 if( ! x[0] ) continue;
1462 /* Okay, gueltigen Mode gefunden */
1465 /* Es geht um User-Modes */
1468 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
1469 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
1473 /* Modes geloescht. Wenn der Client ihn hatte: merken */
1474 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
1479 /* Es geht um Channel-Modes oder Channel-User-Modes */
1482 /* Channel-User-Modes */
1485 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1486 if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
1490 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1491 if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
1499 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1500 if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
1504 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1505 if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
1511 /* Wurden Modes geaendert? */
1517 if( Client_Type( Client ) == CLIENT_SERVER )
1519 /* Modes an andere Server forwarden */
1520 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1524 /* Bestaetigung an Client schicken & andere Server informieren */
1525 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
1526 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1528 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
1532 /* Channel-Modes oder Channel-User-Mode */
1535 /* Channel-User-Mode */
1536 if( Client_Type( Client ) == CLIENT_SERVER )
1538 /* Modes an andere Server und Channel-User forwarden */
1539 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1540 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1544 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1545 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1546 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1547 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1549 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
1554 if( Client_Type( Client ) == CLIENT_SERVER )
1556 /* Modes an andere Server und Channel-User forwarden */
1557 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1558 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1562 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1563 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
1564 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1565 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1567 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
1576 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
1580 assert( Client != NULL );
1581 assert( Req != NULL );
1583 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1585 /* Falsche Anzahl Parameter? */
1586 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1588 /* Operator suchen */
1589 for( i = 0; i < Conf_Oper_Count; i++)
1591 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
1593 if( i >= Conf_Oper_Count )
1595 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
1596 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1599 /* Stimmt das Passwort? */
1600 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
1602 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
1603 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1606 if( ! Client_HasMode( Client, 'o' ))
1608 /* noch kein o-Mode gesetzt */
1609 Client_ModeAdd( Client, 'o' );
1610 if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
1611 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
1614 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
1616 Client_SetOperByMe( Client, TRUE );
1617 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
1621 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
1623 assert( Client != NULL );
1624 assert( Req != NULL );
1626 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1628 /* Falsche Anzahl Parameter? */
1629 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1631 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1633 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
1639 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
1641 assert( Client != NULL );
1642 assert( Req != NULL );
1644 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1646 /* Falsche Anzahl Parameter? */
1647 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1649 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1651 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1652 NGIRCd_Restart = TRUE;
1657 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1659 CHAR rpl[COMMAND_LEN], *ptr;
1660 CLIENT *target, *from, *c;
1663 assert( Client != NULL );
1664 assert( Req != NULL );
1666 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1668 /* Falsche Anzahl Parameter? */
1669 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1671 /* From aus Prefix ermitteln */
1672 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1674 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1676 if( Req->argc == 2 )
1678 /* an anderen Server forwarden */
1679 target = Client_GetFromID( Req->argv[1] );
1680 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1682 if( target != Client_ThisServer( ))
1684 /* Ok, anderer Server ist das Ziel: forwarden */
1685 return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
1691 /* bestimmte Channels durchgehen */
1692 ptr = strtok( Req->argv[0], "," );
1695 chan = Channel_Search( ptr );
1698 /* Namen ausgeben */
1699 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1701 if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
1703 /* naechsten Namen ermitteln */
1704 ptr = strtok( NULL, "," );
1709 /* alle Channels durchgehen */
1710 chan = Channel_First( );
1713 /* Namen ausgeben */
1714 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1716 /* naechster Channel */
1717 chan = Channel_Next( chan );
1720 /* Nun noch alle Clients ausgeben, die in keinem Channel sind */
1721 c = Client_First( );
1722 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1725 if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
1727 /* Okay, das ist ein User: anhaengen */
1728 if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
1729 strcat( rpl, Client_ID( c ));
1731 if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
1733 /* Zeile wird zu lang: senden! */
1734 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1735 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1739 /* naechster Client */
1740 c = Client_Next( c );
1742 if( rpl[strlen( rpl ) - 1] != ':')
1744 /* es wurden User gefunden */
1745 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1748 return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
1752 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1754 CHAR rpl[COMMAND_LEN];
1759 assert( Client != NULL );
1760 assert( Req != NULL );
1762 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1764 /* Falsche Anzahl Parameter? */
1765 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1767 strcpy( rpl, RPL_ISON_MSG );
1768 for( i = 0; i < Req->argc; i++ )
1770 ptr = strtok( Req->argv[i], " " );
1774 c = Client_GetFromID( ptr );
1775 if( c && ( Client_Type( c ) == CLIENT_USER ))
1777 /* Dieser Nick ist "online" */
1781 ptr = strtok( NULL, " " );
1784 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1786 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1790 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1792 CLIENT *from, *target, *c;
1793 CHAR str[LINE_LEN + 1], *ptr = NULL;
1797 assert( Client != NULL );
1798 assert( Req != NULL );
1800 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1802 /* Falsche Anzahl Parameter? */
1803 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1806 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1807 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1809 /* Empfaenger des WHOIS suchen */
1810 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1812 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1814 /* Forwarden an anderen Server? */
1817 /* angegebenen Ziel-Server suchen */
1818 target = Client_GetFromID( Req->argv[1] );
1819 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1822 else target = Client_ThisServer( );
1824 assert( target != NULL );
1826 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 );
1828 /* Nick, User und Name */
1829 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1832 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;
1835 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1836 cl2chan = Channel_FirstChannelOf( c );
1839 chan = Channel_GetChannel( cl2chan );
1840 assert( chan != NULL );
1842 /* Channel-Name anhaengen */
1843 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
1844 if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
1845 if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
1846 strcat( str, Channel_Name( chan ));
1848 if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
1850 /* Zeile wird zu lang: senden! */
1851 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1852 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1855 /* naechstes Mitglied suchen */
1856 cl2chan = Channel_NextChannelOf( c, cl2chan );
1858 if( str[strlen( str ) - 1] != ':')
1860 /* Es sind noch Daten da, die gesendet werden muessen */
1861 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1865 if( Client_HasMode( c, 'o' ))
1867 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1870 /* Idle (nur lokale Clients) */
1871 if( Client_Conn( c ) > NONE )
1873 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1877 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1881 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1883 CHAR rpl[COMMAND_LEN];
1887 assert( Client != NULL );
1888 assert( Req != NULL );
1890 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1892 /* Falsche Anzahl Parameter? */
1893 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1895 if( Req->argc > 5 ) max = 5;
1896 else max = Req->argc;
1898 strcpy( rpl, RPL_USERHOST_MSG );
1899 for( i = 0; i < max; i++ )
1901 c = Client_GetFromID( Req->argv[i] );
1902 if( c && ( Client_Type( c ) == CLIENT_USER ))
1904 /* Dieser Nick ist "online" */
1905 strcat( rpl, Client_ID( c ));
1906 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1908 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1909 else strcat( rpl, "+" );
1910 strcat( rpl, Client_User( c ));
1912 strcat( rpl, Client_Hostname( c ));
1916 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1918 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1919 } /* IRC_USERHOST */
1922 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1924 assert( Client != NULL );
1925 assert( Req != NULL );
1927 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1928 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1934 GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
1936 CLIENT *target, *from;
1938 assert( Client != NULL );
1939 assert( Req != NULL );
1941 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1943 /* Falsche Anzahl Parameter? */
1944 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1946 /* Absender ermitteln */
1947 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1949 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1951 /* An anderen Server forwarden? */
1952 if( Req->argc == 2 )
1954 target = Client_GetFromID( Req->argv[1] );
1955 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1956 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
1959 /* Wer ist der Absender? */
1960 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
1961 else target = Client;
1962 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1964 Send_LUSERS( target );
1970 GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
1972 CLIENT *target, *from, *c;
1975 assert( Client != NULL );
1976 assert( Req != NULL );
1978 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1980 /* Falsche Anzahl Parameter? */
1981 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1983 /* Server-Mask ermitteln */
1984 if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
1987 /* Absender ermitteln */
1988 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1990 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1992 /* An anderen Server forwarden? */
1993 if( Req->argc == 2 )
1995 target = Client_GetFromID( Req->argv[0] );
1996 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
1997 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
2000 /* Wer ist der Absender? */
2001 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2002 else target = Client;
2003 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2005 c = Client_First( );
2008 if( Client_Type( c ) == CLIENT_SERVER )
2010 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;
2012 c = Client_Next( c );
2015 return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
2019 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
2021 CHAR *channame, *flags, modes[8];
2022 BOOLEAN is_new_chan;
2026 assert( Client != NULL );
2027 assert( Req != NULL );
2029 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2031 /* Falsche Anzahl Parameter? */
2032 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2034 /* Wer ist der Absender? */
2035 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2036 else target = Client;
2037 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2039 /* Channel-Namen durchgehen */
2040 channame = strtok( Req->argv[0], "," );
2043 /* wird der Channel neu angelegt? */
2046 if( Channel_Search( channame )) is_new_chan = FALSE;
2047 else is_new_chan = TRUE;
2049 /* Hat ein Server Channel-User-Modes uebergeben? */
2050 if( Client_Type( Client ) == CLIENT_SERVER )
2052 /* Channel-Flags extrahieren */
2053 flags = strchr( channame, 0x7 );
2054 if( flags ) *flags++ = '\0';
2057 /* neuer Channel udn lokaler Client? */
2058 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
2060 /* Dann soll der Client Channel-Operator werden! */
2064 /* Channel joinen (und ggf. anlegen) */
2065 if( ! Channel_Join( target, channame ))
2067 /* naechsten Namen ermitteln */
2068 channame = strtok( NULL, "," );
2071 chan = Channel_Search( channame );
2072 assert( chan != NULL );
2074 /* Modes setzen (wenn vorhanden) */
2075 while( flags && *flags )
2077 Channel_UserModeAdd( chan, target, *flags );
2081 /* Muessen Modes an andere Server gemeldet werden? */
2082 strcpy( &modes[1], Channel_UserModes( chan, target ));
2083 if( modes[1] ) modes[0] = 0x7;
2084 else modes[0] = '\0';
2086 /* An andere Server weiterleiten */
2087 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
2089 /* im Channel bekannt machen */
2090 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
2093 /* Modes im Channel bekannt machen */
2094 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
2097 if( Client_Type( Client ) == CLIENT_USER )
2099 /* an Client bestaetigen */
2100 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
2102 /* Topic an Client schicken */
2103 IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
2105 /* Mitglieder an Client Melden */
2106 Send_NAMES( Client, chan );
2107 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
2110 /* naechsten Namen ermitteln */
2111 channame = strtok( NULL, "," );
2117 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
2122 assert( Client != NULL );
2123 assert( Req != NULL );
2125 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2127 /* Falsche Anzahl Parameter? */
2128 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2130 /* Wer ist der Absender? */
2131 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2132 else target = Client;
2133 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2135 /* Channel-Namen durchgehen */
2136 chan = strtok( Req->argv[0], "," );
2139 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
2141 /* naechsten Namen ermitteln */
2142 chan = strtok( NULL, "," );
2146 /* naechsten Namen ermitteln */
2147 chan = strtok( NULL, "," );
2153 GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
2155 CLIENT *target, *prefix;
2157 assert( Client != NULL );
2158 assert( Req != NULL );
2160 /* Falsche Anzahl Parameter? */
2161 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2164 if( Req->argc == 1 ) target = Client_GetFromID( Req->argv[0] );
2165 else target = Client_ThisServer( );
2167 /* Prefix ermitteln */
2168 if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( Req->prefix );
2169 else prefix = Client;
2170 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
2172 /* An anderen Server weiterleiten? */
2173 if( target != Client_ThisServer( ))
2175 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2178 IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
2182 /* mit Versionsinfo antworten */
2183 return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
2187 GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
2191 assert( Client != NULL );
2192 assert( Req != NULL );
2194 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2196 /* Falsche Anzahl Parameter? */
2197 if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2199 prefix = Client_GetFromID( Req->prefix );
2202 Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
2203 prefix = Client_ThisServer( );
2206 Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
2208 /* andere Server benachrichtigen */
2209 IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
2211 /* haben wir selber einen solchen Client? */
2212 c = Client_GetFromID( Req->argv[0] );
2213 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
2219 LOCAL BOOLEAN Hello_User( CLIENT *Client )
2221 assert( Client != NULL );
2223 /* Passwort ueberpruefen */
2224 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
2226 /* Falsches Passwort */
2227 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
2228 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
2229 return DISCONNECTED;
2232 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
2234 /* Andere Server informieren */
2235 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 ));
2237 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
2238 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2239 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
2240 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2242 Client_SetType( Client, CLIENT_USER );
2244 if( ! Send_LUSERS( Client )) return DISCONNECTED;
2245 if( ! Show_MOTD( Client )) return DISCONNECTED;
2251 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
2257 assert( Client != NULL );
2259 fd = fopen( Conf_MotdFile, "r" );
2262 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
2263 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
2266 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
2269 if( ! fgets( line, 126, fd )) break;
2270 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
2271 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
2277 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
2285 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
2289 assert( Nick != NULL );
2290 assert( Reason != NULL );
2292 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
2294 /* andere Server benachrichtigen */
2295 IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
2297 /* Ggf. einen eigenen Client toeten */
2298 c = Client_GetFromID( Nick );
2299 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
2303 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
2305 BOOLEAN is_visible, is_member;
2306 CHAR str[LINE_LEN + 1];
2310 assert( Client != NULL );
2311 assert( Chan != NULL );
2313 if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
2314 else is_member = FALSE;
2316 /* Alle Mitglieder suchen */
2317 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2318 cl2chan = Channel_FirstMember( Chan );
2321 cl = Channel_GetClient( cl2chan );
2323 if( strchr( Client_Modes( cl ), 'i' )) is_visible = FALSE;
2324 else is_visible = TRUE;
2326 if( is_member || is_visible )
2328 /* Nick anhaengen */
2329 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
2330 if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
2331 if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
2332 strcat( str, Client_ID( cl ));
2334 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
2336 /* Zeile wird zu lang: senden! */
2337 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2338 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2342 /* naechstes Mitglied suchen */
2343 cl2chan = Channel_NextMember( Chan, cl2chan );
2345 if( str[strlen( str ) - 1] != ':')
2347 /* Es sind noch Daten da, die gesendet werden muessen */
2348 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2355 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client )
2359 assert( Client != NULL );
2361 /* Users, Services und Serevr im Netz */
2362 if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
2364 /* IRC-Operatoren im Netz */
2365 cnt = Client_OperCount( );
2368 if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2371 /* Unbekannt Verbindungen */
2372 cnt = Client_UnknownCount( );
2375 if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2378 /* Channels im Netz */
2379 if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
2381 /* Channels im Netz */
2382 if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
2388 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
2390 assert( Target != NULL );
2391 assert( Client != NULL );
2393 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
2394 else return Client_Mask( Client );