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 1.76 2002/02/27 16:04:14 alex Exp $
17 * Revision 1.76 2002/02/27 16:04:14 alex
18 * - Bug bei belegtem Nickname bei User-Registrierung (NICK-Befehl) behoben.
20 * Revision 1.75 2002/02/27 15:23:27 alex
21 * - NAMES beachtet nun das "invisible" Flag ("i") von Usern.
23 * Revision 1.74 2002/02/27 03:44:53 alex
24 * - gerade eben in SQUIT eingefuehrten Bug behoben: entfernte Server werden nun
25 * nur noch geloescht, die Verbindung, von der SQUIT kam, bleibt wieder offen.
27 * Revision 1.73 2002/02/27 03:08:05 alex
28 * - Log-Meldungen bei SQUIT erneut ueberarbeitet ...
30 * Revision 1.72 2002/02/27 02:26:58 alex
31 * - SQUIT wird auf jeden Fall geforwarded, zudem besseres Logging.
33 * Revision 1.71 2002/02/27 00:50:05 alex
34 * - einige unnoetige Client_NextHop()-Aufrufe entfernt.
35 * - NAMES korrigiert und komplett implementiert.
37 * Revision 1.70 2002/02/26 22:06:40 alex
38 * - Nick-Aenderungen werden nun wieder korrekt ins Logfile geschrieben.
40 * Revision 1.69 2002/02/26 20:52:40 alex
41 * - VERSION wurde falsch weitergeleitet und beantwortet (Prefix nicht beachtet)
43 * Revision 1.68 2002/02/25 17:46:27 alex
44 * - an User wird nun immer ein "komplettes" Prefix verschickt.
46 * Revision 1.67 2002/02/25 13:21:25 alex
47 * - WHOIS wird nicht mehr automatisch an den "Original-Server" weiterge-
48 * leitet: war eh nicht RFC-konform und machte Probleme mit Clients.
50 * Revision 1.66 2002/02/23 21:39:48 alex
51 * - IRC-Befehl KILL sowie Kills bei Nick Collsisions implementiert.
53 * Revision 1.65 2002/02/23 00:03:54 alex
54 * - Ergebnistyp von Conn_GetIdle() und Conn_LastPing() auf "time_t" geaendert.
56 * Revision 1.64 2002/02/19 20:06:45 alex
57 * - User-Registrierung wird nicht mehr als Nick-Aenderung protokolliert,
58 * - VERSION liefert nun doch wieder den Debug-Status im Reply.
60 * Revision 1.63 2002/02/19 02:21:17 alex
61 * - der Debug-Level wird bei VERSION nicht mehr geliefert. Grund: a) absolut
62 * unnoetig und b) Compiler-Fehler, wenn ohne Debug-Code configure'd ;-))
64 * Revision 1.62 2002/02/17 23:38:58 alex
65 * - neuer IRC-Befehl VERSION implementiert: IRC_VERSION().
67 * Revision 1.61 2002/02/17 19:03:12 alex
68 * - NICK-Aenderungen wurden dem User selber mit dem falschen Prefix geliefert.
70 * Revision 1.60 2002/02/17 17:43:14 alex
71 * - Fehlerhafte Modes werden nun ausfuehrlicher an den Client gemeldet.
73 * Revision 1.59 2002/02/17 17:30:21 alex
74 * - NICK-Aenderungen werden an alle Server und betroffene Clients gemeldet.
75 * - Neue Funktion IRC_WriteStrRelatedPrefix().
77 * Revision 1.58 2002/02/17 17:18:59 alex
80 * Revision 1.57 2002/02/13 23:05:29 alex
81 * - Nach Connect eines Users werden LUSERS-Informationen angezeigt.
83 * Revision 1.56 2002/02/13 17:52:27 alex
84 * - es werden nun Channel- und User-Modes von Usern angenommen.
86 * Revision 1.55 2002/02/12 14:40:37 alex
87 * - via NJOIN gemeldete Benutzer wurden nicht in Channels bekannt gemacht.
89 * Revision 1.54 2002/02/11 23:33:35 alex
90 * - weitere Anpassungen an Channel-Modes und Channel-User-Modes.
92 * Revision 1.53 2002/02/11 16:06:21 alex
93 * - Die Quelle von MODE-Aenderungen wird nun korrekt weitergegeben.
95 * Revision 1.52 2002/02/11 15:52:21 alex
96 * - PONG an den Server selber wurde faelschlicherweise versucht zu forwarden.
97 * - Channel-Modes wurden falsch geliefert (als User-Modes).
99 * Revision 1.51 2002/02/11 15:15:53 alex
100 * - PING und PONG werden nun auch korrekt an andere Server geforwarded.
101 * - bei MODE-Meldungen wird der letzte Parameter nicht mehr mit ":" getrennt.
103 * Revision 1.50 2002/02/11 01:03:20 alex
104 * - Aenderungen und Anpassungen an Channel-Modes und Channel-User-Modes:
105 * Modes werden besser geforwarded, lokale User, fuer die ein Channel
106 * angelegt wird, werden Channel-Operator, etc. pp. ...
107 * - NJOIN's von Servern werden nun korrekt an andere Server weitergeleitet.
109 * Revision 1.49 2002/02/06 16:51:22 alex
110 * - neue Funktion zur MODE-Behandlung, fuer Channel-Modes vorbereitet.
112 * Revision 1.48 2002/01/29 00:13:45 alex
113 * - WHOIS zeigt nun auch die Channels an, in denen der jeweilige User Mitglied ist.
114 * - zu jedem Server wird nun der "Top-Server" gespeichert, somit funktioniert
115 * LINKS wieder korrekt.
117 * Revision 1.47 2002/01/28 13:05:48 alex
118 * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
119 * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
121 * Revision 1.46 2002/01/28 01:45:43 alex
122 * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
124 * Revision 1.45 2002/01/28 01:18:14 alex
125 * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
127 * Revision 1.44 2002/01/28 00:55:08 alex
128 * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
130 * Revision 1.43 2002/01/27 21:56:39 alex
131 * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
132 * - einige kleinere Fixes bezueglich Channels ...
134 * Revision 1.42 2002/01/27 18:28:01 alex
135 * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
137 * Revision 1.41 2002/01/27 17:15:49 alex
138 * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
139 * IRC_WriteStrChannelPrefix(),
140 * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
142 * Revision 1.40 2002/01/26 18:43:11 alex
143 * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
144 * die IRC_Write_xxx_Related() sind dafuer entfallen.
145 * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
147 * Revision 1.39 2002/01/21 00:05:11 alex
148 * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
149 * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
150 * - diverse Aenderungen im Zusammenhang mit Channels.
152 * Revision 1.38 2002/01/18 15:31:32 alex
153 * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
155 * Revision 1.37 2002/01/16 22:10:18 alex
156 * - IRC_LUSERS() implementiert.
158 * Revision 1.36 2002/01/11 23:50:55 alex
159 * - LINKS implementiert, LUSERS begonnen.
161 * Revision 1.35 2002/01/09 21:30:45 alex
162 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
164 * Revision 1.34 2002/01/09 01:09:58 alex
165 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
166 * - andere Server werden nun ueber bisherige Server und User informiert.
168 * Revision 1.33 2002/01/07 23:42:12 alex
169 * - Es werden fuer alle Server eigene Token generiert,
170 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
171 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
173 * Revision 1.32 2002/01/07 16:02:36 alex
174 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
175 * - Im Debug-Mode werden nun auch PING's protokolliert.
177 * Revision 1.31 2002/01/07 15:39:46 alex
178 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
179 * - MODE und NICK melden nun die Aenderungen an andere Server.
181 * Revision 1.30 2002/01/06 15:21:29 alex
182 * - Loglevel und Meldungen nochmals ueberarbeitet.
183 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
184 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
186 * Revision 1.29 2002/01/05 23:24:54 alex
187 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
188 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
190 * Revision 1.28 2002/01/05 20:08:02 alex
191 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
192 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
194 * Revision 1.27 2002/01/05 19:15:03 alex
195 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
197 * Revision 1.26 2002/01/05 16:51:18 alex
198 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
200 * Revision 1.25 2002/01/05 00:48:33 alex
201 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
203 * Revision 1.24 2002/01/04 17:58:44 alex
204 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
205 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
207 * Revision 1.23 2002/01/04 01:36:40 alex
208 * - Loglevel ein wenig angepasst.
210 * Revision 1.22 2002/01/04 01:21:47 alex
211 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
212 * - Weitere Anpassungen und Erweiterungen der Server-Links.
214 * Revision 1.21 2002/01/03 02:26:51 alex
215 * - neue Befehle SERVER und NJOIN begonnen,
216 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
218 * Revision 1.20 2002/01/02 12:46:41 alex
219 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
221 * Revision 1.19 2002/01/02 02:51:39 alex
222 * - Copyright-Texte angepasst.
223 * - neuer Befehl "ERROR".
225 * Revision 1.17 2001/12/31 15:33:13 alex
226 * - neuer Befehl NAMES, kleinere Bugfixes.
227 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
229 * Revision 1.16 2001/12/31 02:18:51 alex
230 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
231 * - neuen Header "defines.h" mit (fast) allen Konstanten.
232 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
234 * Revision 1.15 2001/12/30 19:26:11 alex
235 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
237 * Revision 1.14 2001/12/30 11:42:00 alex
238 * - der Server meldet nun eine ordentliche "Start-Zeit".
240 * Revision 1.13 2001/12/29 03:10:06 alex
241 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
242 * - neue configure-Optione "--enable-strict-rfc".
244 * Revision 1.12 2001/12/27 19:17:26 alex
245 * - neue Befehle PRIVMSG, NOTICE, PING.
247 * Revision 1.11 2001/12/27 16:55:41 alex
248 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
250 * Revision 1.10 2001/12/26 22:48:53 alex
251 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
253 * Revision 1.9 2001/12/26 14:45:37 alex
256 * Revision 1.8 2001/12/26 03:21:46 alex
257 * - PING/PONG-Befehle implementiert,
258 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
260 * Revision 1.7 2001/12/25 23:25:18 alex
261 * - und nochmal Aenderungen am Logging ;-)
263 * Revision 1.6 2001/12/25 23:13:33 alex
264 * - Debug-Meldungen angepasst.
266 * Revision 1.5 2001/12/25 22:02:42 alex
267 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
269 * Revision 1.4 2001/12/25 19:19:30 alex
270 * - bessere Fehler-Abfragen, diverse Bugfixes.
271 * - Nicks werden nur einmal vergeben :-)
272 * - /MOTD wird unterstuetzt.
274 * Revision 1.3 2001/12/24 01:34:06 alex
275 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
276 * - MOTD-Ausgabe begonnen zu implementieren.
278 * Revision 1.2 2001/12/23 21:57:16 alex
279 * - erste IRC-Befehle zu implementieren begonnen.
281 * Revision 1.1 2001/12/14 08:13:43 alex
282 * - neues Modul begonnen :-)
303 #include "messages.h"
311 #define CONNECTED TRUE
312 #define DISCONNECTED FALSE
315 LOCAL BOOLEAN Hello_User( CLIENT *Client );
316 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
318 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason );
320 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
321 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client );
323 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client );
326 GLOBAL VOID IRC_Init( VOID )
331 GLOBAL VOID IRC_Exit( VOID )
336 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
339 BOOLEAN ok = CONNECTED;
342 assert( Client != NULL );
343 assert( Format != NULL );
345 va_start( ap, Format );
346 vsnprintf( buffer, 1000, Format, ap );
349 /* an den Client selber */
350 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
353 } /* IRC_WriteStrClient */
356 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
358 /* Text an Clients, lokal bzw. remote, senden. */
363 assert( Client != NULL );
364 assert( Format != NULL );
365 assert( Prefix != NULL );
367 va_start( ap, Format );
368 vsnprintf( buffer, 1000, Format, ap );
371 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
372 } /* IRC_WriteStrClientPrefix */
375 GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
380 assert( Client != NULL );
381 assert( Format != NULL );
383 va_start( ap, Format );
384 vsnprintf( buffer, 1000, Format, ap );
387 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
388 } /* IRC_WriteStrChannel */
391 GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
393 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
400 assert( Client != NULL );
401 assert( Chan != NULL );
402 assert( Prefix != NULL );
403 assert( Format != NULL );
405 va_start( ap, Format );
406 vsnprintf( buffer, 1000, Format, ap );
409 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
411 /* An alle Clients, die in den selben Channels sind.
412 * Dabei aber nur einmal je Remote-Server */
413 cl2chan = Channel_FirstMember( Chan );
416 c = Channel_GetClient( cl2chan );
419 if( Client_Conn( c ) <= NONE ) c = NULL;
420 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
422 if( c ) c = Client_NextHop( c );
424 if( c && ( c != Client ))
426 /* Ok, anderer Client */
427 s = Client_Conn( c );
429 assert( s < MAX_CONNECTIONS );
431 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
432 else is_server[s] = FALSE;
434 cl2chan = Channel_NextMember( Chan, cl2chan );
438 for( i = 0; i < MAX_CONNECTIONS; i++ )
442 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
443 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
448 } /* IRC_WriteStrChannelPrefix */
451 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
456 assert( Format != NULL );
458 va_start( ap, Format );
459 vsnprintf( buffer, 1000, Format, ap );
462 /* an den Client selber */
463 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
464 } /* IRC_WriteStrServers */
467 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
473 assert( Format != NULL );
474 assert( Prefix != NULL );
476 va_start( ap, Format );
477 vsnprintf( buffer, 1000, Format, ap );
483 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
485 /* Ziel-Server gefunden */
486 IRC_WriteStrClientPrefix( c, Prefix, buffer );
488 c = Client_Next( c );
490 } /* IRC_WriteStrServersPrefix */
493 GLOBAL BOOLEAN IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
495 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
496 CL2CHAN *chan_cl2chan, *cl2chan;
503 assert( Client != NULL );
504 assert( Prefix != NULL );
505 assert( Format != NULL );
507 va_start( ap, Format );
508 vsnprintf( buffer, 1000, Format, ap );
512 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
514 /* An alle Clients, die in einem Channel mit dem "Ausloeser" sind,
515 * den Text schicken. An Remote-Server aber jeweils nur einmal. */
516 chan_cl2chan = Channel_FirstChannelOf( Client );
517 while( chan_cl2chan )
519 /* Channel des Users durchsuchen */
520 chan = Channel_GetChannel( chan_cl2chan );
521 cl2chan = Channel_FirstMember( chan );
524 c = Channel_GetClient( cl2chan );
527 if( Client_Conn( c ) <= NONE ) c = NULL;
528 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
530 if( c ) c = Client_NextHop( c );
532 if( c && ( c != Client ))
534 /* Ok, anderer Client */
535 s = Client_Conn( c );
537 assert( s < MAX_CONNECTIONS );
539 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
540 else is_server[s] = FALSE;
542 cl2chan = Channel_NextMember( chan, cl2chan );
545 /* naechsten Channel */
546 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
550 for( i = 0; i < MAX_CONNECTIONS; i++ )
554 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
555 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
560 } /* IRC_WriteStrRelatedPrefix */
564 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
566 assert( Client != NULL );
567 assert( Req != NULL );
569 /* Fehler liefern, wenn kein lokaler Client */
570 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
572 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
574 /* noch nicht registrierte unbekannte Verbindung */
575 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
577 /* Passwort speichern */
578 Client_SetPassword( Client, Req->argv[0] );
580 Client_SetType( Client, CLIENT_GOTPASS );
583 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
585 /* noch nicht registrierte Server-Verbindung */
586 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
588 /* Passwort speichern */
589 Client_SetPassword( Client, Req->argv[0] );
591 Client_SetType( Client, CLIENT_GOTPASSSERVER );
594 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
596 /* Falsche Anzahl Parameter? */
597 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
599 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
603 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
605 CHAR str[LINE_LEN], *ptr;
606 CLIENT *from, *c, *cl;
612 assert( Client != NULL );
613 assert( Req != NULL );
615 /* Fehler liefern, wenn kein lokaler Client */
616 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
618 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
620 /* Verbindung soll als Server-Server-Verbindung registriert werden */
621 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
623 /* Falsche Anzahl Parameter? */
624 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
626 /* Ist dieser Server bei uns konfiguriert? */
627 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
628 if( i >= Conf_Server_Count )
630 /* Server ist nicht konfiguriert! */
631 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
632 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
635 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
637 /* Falsches Passwort */
638 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
639 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
643 /* Ist ein Server mit dieser ID bereits registriert? */
644 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
646 /* Server-Strukturen fuellen ;-) */
647 Client_SetID( Client, Req->argv[0] );
648 Client_SetHops( Client, 1 );
649 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
651 /* Meldet sich der Server bei uns an? */
654 /* Unseren SERVER- und PASS-Befehl senden */
656 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
657 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
660 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
663 Client_SetIntroducer( Client, Client );
664 Client_SetToken( Client, 1 );
666 else Client_SetToken( Client, atoi( Req->argv[1] ));
668 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
670 Client_SetType( Client, CLIENT_SERVER );
672 /* maximalen Hop Count ermitteln */
677 if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
678 c = Client_Next( c );
681 /* Alle bisherigen Server dem neuen Server bekannt machen,
682 * die bisherigen Server ueber den neuen informierenn */
683 for( i = 0; i < ( max_hops + 1 ); i++ )
688 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
690 if( Client_Conn( c ) > NONE )
692 /* Dem gefundenen Server gleich den neuen
693 * Server bekannt machen */
694 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
697 /* Den neuen Server ueber den alten informieren */
698 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;
700 c = Client_Next( c );
704 /* alle User dem neuen Server bekannt machen */
708 if( Client_Type( c ) == CLIENT_USER )
710 /* User an neuen Server melden */
711 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;
713 c = Client_Next( c );
716 /* Channels dem neuen Server bekannt machen */
717 chan = Channel_First( );
720 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
722 /* alle Member suchen */
723 cl2chan = Channel_FirstMember( chan );
726 cl = Channel_GetClient( cl2chan );
727 assert( cl != NULL );
729 /* Nick, ggf. mit Modes, anhaengen */
730 if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
731 if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
732 if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
733 strcat( str, Client_ID( cl ));
735 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
738 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
739 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
742 cl2chan = Channel_NextMember( chan, cl2chan );
746 if( str[strlen( str ) - 1] != ':')
748 /* Ja; Also senden ... */
749 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
752 /* naechsten Channel suchen */
753 chan = Channel_Next( chan );
758 else if( Client_Type( Client ) == CLIENT_SERVER )
760 /* Neuer Server wird im Netz angekuendigt */
762 /* Falsche Anzahl Parameter? */
763 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
765 /* Ist ein Server mit dieser ID bereits registriert? */
766 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
768 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
769 ptr = strchr( Req->argv[3] + 2, '[' );
770 if( ! ptr ) ptr = Req->argv[3];
772 from = Client_GetFromID( Req->prefix );
775 /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
776 Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
777 Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
781 /* Neue Client-Struktur anlegen */
782 c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
785 /* Neue Client-Struktur konnte nicht angelegt werden */
786 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
787 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
791 /* Log-Meldung zusammenbauen und ausgeben */
792 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
793 else strcpy( str, "" );
794 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": "" );
796 /* Andere Server informieren */
797 IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
801 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
805 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
807 CHAR *channame, *ptr, modes[8];
808 BOOLEAN is_op, is_voiced;
812 assert( Client != NULL );
813 assert( Req != NULL );
815 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
817 /* Falsche Anzahl Parameter? */
818 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
820 channame = Req->argv[0];
821 ptr = strtok( Req->argv[1], "," );
824 is_op = is_voiced = FALSE;
826 /* Prefixe abschneiden */
827 while(( *ptr == '@' ) || ( *ptr == '+' ))
829 if( *ptr == '@' ) is_op = TRUE;
830 if( *ptr == '+' ) is_voiced = TRUE;
834 c = Client_GetFromID( ptr );
837 Channel_Join( c, channame );
838 chan = Channel_Search( channame );
839 assert( chan != NULL );
841 if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
842 if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
844 /* im Channel bekannt machen */
845 IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
847 /* Channel-User-Modes setzen */
848 strcpy( modes, Channel_UserModes( chan, c ));
851 /* Modes im Channel bekannt machen */
852 IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
855 else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
857 /* naechsten Nick suchen */
858 ptr = strtok( NULL, "," );
861 /* an andere Server weiterleiten */
862 IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
868 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
870 CLIENT *intr_c, *target, *c;
873 assert( Client != NULL );
874 assert( Req != NULL );
876 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
878 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 ))
880 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 ))
883 /* User-Registrierung bzw. Nick-Aenderung */
885 /* Falsche Anzahl Parameter? */
886 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
888 /* "Ziel-Client" ermitteln */
889 if( Client_Type( Client ) == CLIENT_SERVER )
891 target = Client_GetFromID( Req->prefix );
892 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
896 /* Ist der Client "restricted"? */
897 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
902 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
903 * wir nichts. So macht es das Original und mind. Snak hat probleme,
904 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
905 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
908 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
909 * will nur die Gross- und Kleinschreibung aendern. Das darf
910 * er natuerlich machen :-) */
911 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
913 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
916 /* Nick-Aenderung: allen mitteilen! */
918 if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
919 IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
920 IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
922 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
925 Log( LOG_DEBUG, "Connection %d: got valid NICK command ...", Client_Conn( Client ));
927 /* Client-Nick registrieren */
928 Client_SetID( target, Req->argv[0] );
930 /* schon ein USER da? Dann registrieren! */
931 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
932 else Client_SetType( Client, CLIENT_GOTNICK );
937 Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
939 /* neuen Client-Nick speichern */
940 Client_SetID( target, Req->argv[0] );
945 else if( Client_Type( Client ) == CLIENT_SERVER )
947 /* Server fuehrt neuen Client ein */
949 /* Falsche Anzahl Parameter? */
950 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
952 /* Nick ueberpruefen */
953 c = Client_GetFromID( Req->argv[0] );
956 /* Der neue Nick ist auf diesem Server bereits registriert:
957 * sowohl der neue, als auch der alte Client muessen nun
958 * disconnectiert werden. */
959 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
960 Kill_Nick( Req->argv[0], "Nick collision" );
964 /* Server, zu dem der Client connectiert ist, suchen */
965 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
968 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
969 Kill_Nick( Req->argv[0], "Unknown server" );
973 /* Neue Client-Struktur anlegen */
974 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 );
977 /* Eine neue Client-Struktur konnte nicht angelegt werden.
978 * Der Client muss disconnectiert werden, damit der Netz-
979 * status konsistent bleibt. */
980 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
981 Kill_Nick( Req->argv[0], "Server error" );
985 modes = Client_Modes( c );
986 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": "" );
987 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": "" );
989 /* Andere Server, ausser dem Introducer, informieren */
990 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] );
994 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
998 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
1000 assert( Client != NULL );
1001 assert( Req != NULL );
1004 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
1006 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
1009 /* Falsche Anzahl Parameter? */
1010 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1012 Client_SetUser( Client, Req->argv[0], FALSE );
1013 Client_SetInfo( Client, Req->argv[3] );
1015 Log( LOG_DEBUG, "Connection %d: got valid USER command ...", Client_Conn( Client ));
1016 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
1017 else Client_SetType( Client, CLIENT_GOTUSER );
1020 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
1022 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1024 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1028 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
1032 assert( Client != NULL );
1033 assert( Req != NULL );
1035 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
1037 /* User / Service */
1039 /* Falsche Anzahl Parameter? */
1040 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1042 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
1043 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
1045 return DISCONNECTED;
1047 else if ( Client_Type( Client ) == CLIENT_SERVER )
1051 /* Falsche Anzahl Parameter? */
1052 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1054 target = Client_Search( Req->prefix );
1057 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
1061 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
1062 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
1066 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1070 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
1073 CHAR msg[LINE_LEN + 64];
1075 assert( Client != NULL );
1076 assert( Req != NULL );
1078 /* SQUIT ist nur fuer Server erlaubt */
1079 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1081 /* Falsche Anzahl Parameter? */
1082 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1084 Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
1086 /* SQUIT an alle Server weiterleiten */
1087 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
1089 target = Client_GetFromID( Req->argv[0] );
1092 Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
1096 if( Req->argv[1][0] )
1098 if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
1099 sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
1101 else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
1103 if( Client_Conn( target ) > NONE )
1105 /* dieser Server hat die Connection */
1106 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
1107 else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
1108 return DISCONNECTED;
1112 /* Verbindung hielt anderer Server */
1113 Client_Destroy( target, msg, Req->argv[1] );
1119 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
1121 CLIENT *target, *from;
1123 assert( Client != NULL );
1124 assert( Req != NULL );
1126 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1128 /* Falsche Anzahl Parameter? */
1129 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1130 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1132 if( Req->argc == 2 )
1134 /* es wurde ein Ziel-Client angegeben */
1135 target = Client_GetFromID( Req->argv[1] );
1136 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1137 if( target != Client_ThisServer( ))
1140 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1142 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1143 return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
1147 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
1148 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
1152 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
1154 CLIENT *target, *from;
1156 assert( Client != NULL );
1157 assert( Req != NULL );
1159 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1161 /* Falsche Anzahl Parameter? */
1162 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1163 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1166 if( Req->argc == 2 )
1168 target = Client_GetFromID( Req->argv[1] );
1169 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1170 if( target != Client_ThisServer( ))
1173 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1175 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1176 return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
1180 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
1181 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
1183 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 )));
1184 else Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
1190 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
1192 assert( Client != NULL );
1193 assert( Req != NULL );
1195 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1197 /* Falsche Anzahl Parameter? */
1198 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1200 return Show_MOTD( Client );
1204 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
1209 assert( Client != NULL );
1210 assert( Req != NULL );
1212 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1214 /* Falsche Anzahl Parameter? */
1215 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
1216 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
1217 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1219 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1221 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1223 to = Client_Search( Req->argv[0] );
1226 /* Okay, Ziel ist ein User */
1227 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1228 return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
1231 chan = Channel_Search( Req->argv[0] );
1234 /* Okay, Ziel ist ein Channel */
1235 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1236 return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
1239 return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
1243 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
1247 assert( Client != NULL );
1248 assert( Req != NULL );
1250 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1252 /* Falsche Anzahl Parameter? */
1253 if( Req->argc != 2 ) return CONNECTED;
1255 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1257 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1259 to = Client_Search( Req->argv[0] );
1262 /* Okay, Ziel ist ein User */
1263 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
1265 else return CONNECTED;
1269 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
1271 CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
1272 CLIENT *cl, *chan_cl, *prefix;
1276 assert( Client != NULL );
1277 assert( Req != NULL );
1279 cl = chan_cl = prefix = NULL;
1282 /* Valider Client? */
1283 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1285 /* Keine Parameter? */
1286 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1288 /* Ziel suchen: Client bzw. Channel */
1289 if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
1290 if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
1292 /* Kein Ziel gefunden? */
1293 if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1295 assert(( cl && chan ) != TRUE );
1297 /* Falsche Anzahl Parameter? */
1298 if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1299 if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1301 /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
1302 if(( chan ) && (Req->argc == 3 ))
1304 chan_cl = Client_Search( Req->argv[2] );
1305 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1308 /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
1309 if( Client_Type( Client ) == CLIENT_USER )
1313 /* MODE ist nur fuer sich selber zulaessig! */
1314 if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
1318 /* Darf der User die Channel-Modes ermitteln? */
1322 /* Werden die Modes "nur" erfragt? */
1323 if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
1324 if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
1326 mode_ptr = Req->argv[1];
1328 /* Sollen Modes gesetzt oder geloescht werden? */
1331 if( *mode_ptr == '+' ) set = TRUE;
1332 else if( *mode_ptr == '-' ) set = FALSE;
1333 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1338 if( *mode_ptr == '-' ) set = FALSE;
1340 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
1343 /* Prefix fuer Antworten etc. ermitteln */
1344 if( Client_Type( Client ) == CLIENT_SERVER )
1346 prefix = Client_GetFromID( Req->prefix );
1347 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1349 else prefix = Client;
1351 /* Reply-String mit Aenderungen vorbereiten */
1352 if( set ) strcpy( the_modes, "+" );
1353 else strcpy( the_modes, "-" );
1360 if( Client_Type( Client ) == CLIENT_SERVER )
1362 /* Befehl kommt von einem Server, daher
1363 * trauen wir ihm "unbesehen" ... */
1368 /* Modes validieren */
1379 /* restricted (kann nur gesetzt werden) */
1380 if( set ) x[0] = 'r';
1381 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
1384 /* operator (kann nur geloescht werden) */
1387 Client_SetOperByMe( Client, FALSE );
1390 else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1393 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
1394 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1400 /* Ist der User ein Channel Operator? */
1401 if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
1403 Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
1404 ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
1408 /* Channel-Modes oder Channel-User-Modes */
1411 /* Channel-User-Modes */
1415 /* Channel Operator */
1423 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 ));
1424 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1442 /* kein Schreiben in den Channel von aussen */
1462 Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
1463 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1472 if( ! x[0] ) continue;
1474 /* Okay, gueltigen Mode gefunden */
1477 /* Es geht um User-Modes */
1480 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
1481 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
1485 /* Modes geloescht. Wenn der Client ihn hatte: merken */
1486 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
1491 /* Es geht um Channel-Modes oder Channel-User-Modes */
1494 /* Channel-User-Modes */
1497 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1498 if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
1502 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1503 if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
1511 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1512 if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
1516 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1517 if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
1523 /* Wurden Modes geaendert? */
1529 if( Client_Type( Client ) == CLIENT_SERVER )
1531 /* Modes an andere Server forwarden */
1532 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1536 /* Bestaetigung an Client schicken & andere Server informieren */
1537 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
1538 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1540 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
1544 /* Channel-Modes oder Channel-User-Mode */
1547 /* Channel-User-Mode */
1548 if( Client_Type( Client ) == CLIENT_SERVER )
1550 /* Modes an andere Server und Channel-User forwarden */
1551 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1552 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1556 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1557 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1558 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1559 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1561 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
1566 if( Client_Type( Client ) == CLIENT_SERVER )
1568 /* Modes an andere Server und Channel-User forwarden */
1569 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1570 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1574 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1575 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
1576 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1577 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1579 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
1588 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
1592 assert( Client != NULL );
1593 assert( Req != NULL );
1595 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1597 /* Falsche Anzahl Parameter? */
1598 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1600 /* Operator suchen */
1601 for( i = 0; i < Conf_Oper_Count; i++)
1603 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
1605 if( i >= Conf_Oper_Count )
1607 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
1608 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1611 /* Stimmt das Passwort? */
1612 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
1614 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
1615 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1618 if( ! Client_HasMode( Client, 'o' ))
1620 /* noch kein o-Mode gesetzt */
1621 Client_ModeAdd( Client, 'o' );
1622 if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
1623 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
1626 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
1628 Client_SetOperByMe( Client, TRUE );
1629 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
1633 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
1635 assert( Client != NULL );
1636 assert( Req != NULL );
1638 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1640 /* Falsche Anzahl Parameter? */
1641 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1643 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1645 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
1651 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
1653 assert( Client != NULL );
1654 assert( Req != NULL );
1656 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1658 /* Falsche Anzahl Parameter? */
1659 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1661 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1663 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1664 NGIRCd_Restart = TRUE;
1669 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1671 CHAR rpl[COMMAND_LEN], *ptr;
1672 CLIENT *target, *from, *c;
1675 assert( Client != NULL );
1676 assert( Req != NULL );
1678 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1680 /* Falsche Anzahl Parameter? */
1681 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1683 /* From aus Prefix ermitteln */
1684 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1686 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1688 if( Req->argc == 2 )
1690 /* an anderen Server forwarden */
1691 target = Client_GetFromID( Req->argv[1] );
1692 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1694 if( target != Client_ThisServer( ))
1696 /* Ok, anderer Server ist das Ziel: forwarden */
1697 return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
1703 /* bestimmte Channels durchgehen */
1704 ptr = strtok( Req->argv[0], "," );
1707 chan = Channel_Search( ptr );
1710 /* Namen ausgeben */
1711 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1713 if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
1715 /* naechsten Namen ermitteln */
1716 ptr = strtok( NULL, "," );
1721 /* alle Channels durchgehen */
1722 chan = Channel_First( );
1725 /* Namen ausgeben */
1726 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1728 /* naechster Channel */
1729 chan = Channel_Next( chan );
1732 /* Nun noch alle Clients ausgeben, die in keinem Channel sind */
1733 c = Client_First( );
1734 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1737 if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
1739 /* Okay, das ist ein User: anhaengen */
1740 if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
1741 strcat( rpl, Client_ID( c ));
1743 if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
1745 /* Zeile wird zu lang: senden! */
1746 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1747 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1751 /* naechster Client */
1752 c = Client_Next( c );
1754 if( rpl[strlen( rpl ) - 1] != ':')
1756 /* es wurden User gefunden */
1757 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1760 return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
1764 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1766 CHAR rpl[COMMAND_LEN];
1771 assert( Client != NULL );
1772 assert( Req != NULL );
1774 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1776 /* Falsche Anzahl Parameter? */
1777 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1779 strcpy( rpl, RPL_ISON_MSG );
1780 for( i = 0; i < Req->argc; i++ )
1782 ptr = strtok( Req->argv[i], " " );
1786 c = Client_GetFromID( ptr );
1787 if( c && ( Client_Type( c ) == CLIENT_USER ))
1789 /* Dieser Nick ist "online" */
1793 ptr = strtok( NULL, " " );
1796 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1798 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1802 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1804 CLIENT *from, *target, *c;
1805 CHAR str[LINE_LEN + 1], *ptr = NULL;
1809 assert( Client != NULL );
1810 assert( Req != NULL );
1812 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1814 /* Falsche Anzahl Parameter? */
1815 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1818 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1819 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1821 /* Empfaenger des WHOIS suchen */
1822 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1824 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1826 /* Forwarden an anderen Server? */
1829 /* angegebenen Ziel-Server suchen */
1830 target = Client_GetFromID( Req->argv[1] );
1831 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1834 else target = Client_ThisServer( );
1836 assert( target != NULL );
1838 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 );
1840 /* Nick, User und Name */
1841 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1844 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;
1847 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1848 cl2chan = Channel_FirstChannelOf( c );
1851 chan = Channel_GetChannel( cl2chan );
1852 assert( chan != NULL );
1854 /* Channel-Name anhaengen */
1855 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
1856 if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
1857 if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
1858 strcat( str, Channel_Name( chan ));
1860 if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
1862 /* Zeile wird zu lang: senden! */
1863 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1864 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1867 /* naechstes Mitglied suchen */
1868 cl2chan = Channel_NextChannelOf( c, cl2chan );
1870 if( str[strlen( str ) - 1] != ':')
1872 /* Es sind noch Daten da, die gesendet werden muessen */
1873 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1877 if( Client_HasMode( c, 'o' ))
1879 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1882 /* Idle (nur lokale Clients) */
1883 if( Client_Conn( c ) > NONE )
1885 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1889 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1893 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1895 CHAR rpl[COMMAND_LEN];
1899 assert( Client != NULL );
1900 assert( Req != NULL );
1902 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1904 /* Falsche Anzahl Parameter? */
1905 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1907 if( Req->argc > 5 ) max = 5;
1908 else max = Req->argc;
1910 strcpy( rpl, RPL_USERHOST_MSG );
1911 for( i = 0; i < max; i++ )
1913 c = Client_GetFromID( Req->argv[i] );
1914 if( c && ( Client_Type( c ) == CLIENT_USER ))
1916 /* Dieser Nick ist "online" */
1917 strcat( rpl, Client_ID( c ));
1918 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1920 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1921 else strcat( rpl, "+" );
1922 strcat( rpl, Client_User( c ));
1924 strcat( rpl, Client_Hostname( c ));
1928 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1930 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1931 } /* IRC_USERHOST */
1934 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1936 assert( Client != NULL );
1937 assert( Req != NULL );
1939 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1940 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1946 GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
1948 CLIENT *target, *from;
1950 assert( Client != NULL );
1951 assert( Req != NULL );
1953 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1955 /* Falsche Anzahl Parameter? */
1956 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1958 /* Absender ermitteln */
1959 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1961 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1963 /* An anderen Server forwarden? */
1964 if( Req->argc == 2 )
1966 target = Client_GetFromID( Req->argv[1] );
1967 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1968 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
1971 /* Wer ist der Absender? */
1972 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
1973 else target = Client;
1974 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1976 Send_LUSERS( target );
1982 GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
1984 CLIENT *target, *from, *c;
1987 assert( Client != NULL );
1988 assert( Req != NULL );
1990 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1992 /* Falsche Anzahl Parameter? */
1993 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1995 /* Server-Mask ermitteln */
1996 if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
1999 /* Absender ermitteln */
2000 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
2002 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2004 /* An anderen Server forwarden? */
2005 if( Req->argc == 2 )
2007 target = Client_GetFromID( Req->argv[0] );
2008 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2009 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
2012 /* Wer ist der Absender? */
2013 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2014 else target = Client;
2015 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2017 c = Client_First( );
2020 if( Client_Type( c ) == CLIENT_SERVER )
2022 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;
2024 c = Client_Next( c );
2027 return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
2031 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
2033 CHAR *channame, *flags, modes[8];
2034 BOOLEAN is_new_chan;
2038 assert( Client != NULL );
2039 assert( Req != NULL );
2041 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2043 /* Falsche Anzahl Parameter? */
2044 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2046 /* Wer ist der Absender? */
2047 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2048 else target = Client;
2049 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2051 /* Channel-Namen durchgehen */
2052 channame = strtok( Req->argv[0], "," );
2055 /* wird der Channel neu angelegt? */
2058 if( Channel_Search( channame )) is_new_chan = FALSE;
2059 else is_new_chan = TRUE;
2061 /* Hat ein Server Channel-User-Modes uebergeben? */
2062 if( Client_Type( Client ) == CLIENT_SERVER )
2064 /* Channel-Flags extrahieren */
2065 flags = strchr( channame, 0x7 );
2066 if( flags ) *flags++ = '\0';
2069 /* neuer Channel udn lokaler Client? */
2070 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
2072 /* Dann soll der Client Channel-Operator werden! */
2076 /* Channel joinen (und ggf. anlegen) */
2077 if( ! Channel_Join( target, channame ))
2079 /* naechsten Namen ermitteln */
2080 channame = strtok( NULL, "," );
2083 chan = Channel_Search( channame );
2084 assert( chan != NULL );
2086 /* Modes setzen (wenn vorhanden) */
2087 while( flags && *flags )
2089 Channel_UserModeAdd( chan, target, *flags );
2093 /* Muessen Modes an andere Server gemeldet werden? */
2094 strcpy( &modes[1], Channel_UserModes( chan, target ));
2095 if( modes[1] ) modes[0] = 0x7;
2096 else modes[0] = '\0';
2098 /* An andere Server weiterleiten */
2099 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
2101 /* im Channel bekannt machen */
2102 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
2105 /* Modes im Channel bekannt machen */
2106 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
2109 if( Client_Type( Client ) == CLIENT_USER )
2111 /* an Client bestaetigen */
2112 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
2114 /* Topic an Client schicken */
2115 IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
2117 /* Mitglieder an Client Melden */
2118 Send_NAMES( Client, chan );
2119 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
2122 /* naechsten Namen ermitteln */
2123 channame = strtok( NULL, "," );
2129 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
2134 assert( Client != NULL );
2135 assert( Req != NULL );
2137 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2139 /* Falsche Anzahl Parameter? */
2140 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2142 /* Wer ist der Absender? */
2143 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2144 else target = Client;
2145 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2147 /* Channel-Namen durchgehen */
2148 chan = strtok( Req->argv[0], "," );
2151 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
2153 /* naechsten Namen ermitteln */
2154 chan = strtok( NULL, "," );
2158 /* naechsten Namen ermitteln */
2159 chan = strtok( NULL, "," );
2165 GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
2167 CLIENT *target, *prefix;
2169 assert( Client != NULL );
2170 assert( Req != NULL );
2172 /* Falsche Anzahl Parameter? */
2173 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2176 if( Req->argc == 1 ) target = Client_GetFromID( Req->argv[0] );
2177 else target = Client_ThisServer( );
2179 /* Prefix ermitteln */
2180 if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( Req->prefix );
2181 else prefix = Client;
2182 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
2184 /* An anderen Server weiterleiten? */
2185 if( target != Client_ThisServer( ))
2187 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2190 IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
2194 /* mit Versionsinfo antworten */
2195 return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
2199 GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
2203 assert( Client != NULL );
2204 assert( Req != NULL );
2206 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2208 /* Falsche Anzahl Parameter? */
2209 if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2211 prefix = Client_GetFromID( Req->prefix );
2214 Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
2215 prefix = Client_ThisServer( );
2218 Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
2220 /* andere Server benachrichtigen */
2221 IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
2223 /* haben wir selber einen solchen Client? */
2224 c = Client_GetFromID( Req->argv[0] );
2225 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
2231 LOCAL BOOLEAN Hello_User( CLIENT *Client )
2233 assert( Client != NULL );
2235 /* Passwort ueberpruefen */
2236 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
2238 /* Falsches Passwort */
2239 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
2240 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
2241 return DISCONNECTED;
2244 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
2246 /* Andere Server informieren */
2247 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 ));
2249 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
2250 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2251 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
2252 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2254 Client_SetType( Client, CLIENT_USER );
2256 if( ! Send_LUSERS( Client )) return DISCONNECTED;
2257 if( ! Show_MOTD( Client )) return DISCONNECTED;
2263 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
2269 assert( Client != NULL );
2271 fd = fopen( Conf_MotdFile, "r" );
2274 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
2275 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
2278 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
2281 if( ! fgets( line, 126, fd )) break;
2282 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
2283 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
2289 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
2297 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
2301 assert( Nick != NULL );
2302 assert( Reason != NULL );
2304 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
2306 /* andere Server benachrichtigen */
2307 IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
2309 /* Ggf. einen eigenen Client toeten */
2310 c = Client_GetFromID( Nick );
2311 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
2315 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
2317 BOOLEAN is_visible, is_member;
2318 CHAR str[LINE_LEN + 1];
2322 assert( Client != NULL );
2323 assert( Chan != NULL );
2325 if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
2326 else is_member = FALSE;
2328 /* Alle Mitglieder suchen */
2329 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2330 cl2chan = Channel_FirstMember( Chan );
2333 cl = Channel_GetClient( cl2chan );
2335 if( strchr( Client_Modes( cl ), 'i' )) is_visible = FALSE;
2336 else is_visible = TRUE;
2338 if( is_member || is_visible )
2340 /* Nick anhaengen */
2341 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
2342 if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
2343 if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
2344 strcat( str, Client_ID( cl ));
2346 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
2348 /* Zeile wird zu lang: senden! */
2349 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2350 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2354 /* naechstes Mitglied suchen */
2355 cl2chan = Channel_NextMember( Chan, cl2chan );
2357 if( str[strlen( str ) - 1] != ':')
2359 /* Es sind noch Daten da, die gesendet werden muessen */
2360 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2367 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client )
2371 assert( Client != NULL );
2373 /* Users, Services und Serevr im Netz */
2374 if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
2376 /* IRC-Operatoren im Netz */
2377 cnt = Client_OperCount( );
2380 if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2383 /* Unbekannt Verbindungen */
2384 cnt = Client_UnknownCount( );
2387 if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2390 /* Channels im Netz */
2391 if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
2393 /* Channels im Netz */
2394 if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
2400 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
2402 assert( Target != NULL );
2403 assert( Client != NULL );
2405 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
2406 else return Client_Mask( Client );