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 1.74 2002/02/27 03:44:53 alex Exp $
17 * Revision 1.74 2002/02/27 03:44:53 alex
18 * - gerade eben in SQUIT eingefuehrten Bug behoben: entfernte Server werden nun
19 * nur noch geloescht, die Verbindung, von der SQUIT kam, bleibt wieder offen.
21 * Revision 1.73 2002/02/27 03:08:05 alex
22 * - Log-Meldungen bei SQUIT erneut ueberarbeitet ...
24 * Revision 1.72 2002/02/27 02:26:58 alex
25 * - SQUIT wird auf jeden Fall geforwarded, zudem besseres Logging.
27 * Revision 1.71 2002/02/27 00:50:05 alex
28 * - einige unnoetige Client_NextHop()-Aufrufe entfernt.
29 * - NAMES korrigiert und komplett implementiert.
31 * Revision 1.70 2002/02/26 22:06:40 alex
32 * - Nick-Aenderungen werden nun wieder korrekt ins Logfile geschrieben.
34 * Revision 1.69 2002/02/26 20:52:40 alex
35 * - VERSION wurde falsch weitergeleitet und beantwortet (Prefix nicht beachtet)
37 * Revision 1.68 2002/02/25 17:46:27 alex
38 * - an User wird nun immer ein "komplettes" Prefix verschickt.
40 * Revision 1.67 2002/02/25 13:21:25 alex
41 * - WHOIS wird nicht mehr automatisch an den "Original-Server" weiterge-
42 * leitet: war eh nicht RFC-konform und machte Probleme mit Clients.
44 * Revision 1.66 2002/02/23 21:39:48 alex
45 * - IRC-Befehl KILL sowie Kills bei Nick Collsisions implementiert.
47 * Revision 1.65 2002/02/23 00:03:54 alex
48 * - Ergebnistyp von Conn_GetIdle() und Conn_LastPing() auf "time_t" geaendert.
50 * Revision 1.64 2002/02/19 20:06:45 alex
51 * - User-Registrierung wird nicht mehr als Nick-Aenderung protokolliert,
52 * - VERSION liefert nun doch wieder den Debug-Status im Reply.
54 * Revision 1.63 2002/02/19 02:21:17 alex
55 * - der Debug-Level wird bei VERSION nicht mehr geliefert. Grund: a) absolut
56 * unnoetig und b) Compiler-Fehler, wenn ohne Debug-Code configure'd ;-))
58 * Revision 1.62 2002/02/17 23:38:58 alex
59 * - neuer IRC-Befehl VERSION implementiert: IRC_VERSION().
61 * Revision 1.61 2002/02/17 19:03:12 alex
62 * - NICK-Aenderungen wurden dem User selber mit dem falschen Prefix geliefert.
64 * Revision 1.60 2002/02/17 17:43:14 alex
65 * - Fehlerhafte Modes werden nun ausfuehrlicher an den Client gemeldet.
67 * Revision 1.59 2002/02/17 17:30:21 alex
68 * - NICK-Aenderungen werden an alle Server und betroffene Clients gemeldet.
69 * - Neue Funktion IRC_WriteStrRelatedPrefix().
71 * Revision 1.58 2002/02/17 17:18:59 alex
74 * Revision 1.57 2002/02/13 23:05:29 alex
75 * - Nach Connect eines Users werden LUSERS-Informationen angezeigt.
77 * Revision 1.56 2002/02/13 17:52:27 alex
78 * - es werden nun Channel- und User-Modes von Usern angenommen.
80 * Revision 1.55 2002/02/12 14:40:37 alex
81 * - via NJOIN gemeldete Benutzer wurden nicht in Channels bekannt gemacht.
83 * Revision 1.54 2002/02/11 23:33:35 alex
84 * - weitere Anpassungen an Channel-Modes und Channel-User-Modes.
86 * Revision 1.53 2002/02/11 16:06:21 alex
87 * - Die Quelle von MODE-Aenderungen wird nun korrekt weitergegeben.
89 * Revision 1.52 2002/02/11 15:52:21 alex
90 * - PONG an den Server selber wurde faelschlicherweise versucht zu forwarden.
91 * - Channel-Modes wurden falsch geliefert (als User-Modes).
93 * Revision 1.51 2002/02/11 15:15:53 alex
94 * - PING und PONG werden nun auch korrekt an andere Server geforwarded.
95 * - bei MODE-Meldungen wird der letzte Parameter nicht mehr mit ":" getrennt.
97 * Revision 1.50 2002/02/11 01:03:20 alex
98 * - Aenderungen und Anpassungen an Channel-Modes und Channel-User-Modes:
99 * Modes werden besser geforwarded, lokale User, fuer die ein Channel
100 * angelegt wird, werden Channel-Operator, etc. pp. ...
101 * - NJOIN's von Servern werden nun korrekt an andere Server weitergeleitet.
103 * Revision 1.49 2002/02/06 16:51:22 alex
104 * - neue Funktion zur MODE-Behandlung, fuer Channel-Modes vorbereitet.
106 * Revision 1.48 2002/01/29 00:13:45 alex
107 * - WHOIS zeigt nun auch die Channels an, in denen der jeweilige User Mitglied ist.
108 * - zu jedem Server wird nun der "Top-Server" gespeichert, somit funktioniert
109 * LINKS wieder korrekt.
111 * Revision 1.47 2002/01/28 13:05:48 alex
112 * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
113 * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
115 * Revision 1.46 2002/01/28 01:45:43 alex
116 * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
118 * Revision 1.45 2002/01/28 01:18:14 alex
119 * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
121 * Revision 1.44 2002/01/28 00:55:08 alex
122 * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
124 * Revision 1.43 2002/01/27 21:56:39 alex
125 * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
126 * - einige kleinere Fixes bezueglich Channels ...
128 * Revision 1.42 2002/01/27 18:28:01 alex
129 * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
131 * Revision 1.41 2002/01/27 17:15:49 alex
132 * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
133 * IRC_WriteStrChannelPrefix(),
134 * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
136 * Revision 1.40 2002/01/26 18:43:11 alex
137 * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
138 * die IRC_Write_xxx_Related() sind dafuer entfallen.
139 * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
141 * Revision 1.39 2002/01/21 00:05:11 alex
142 * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
143 * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
144 * - diverse Aenderungen im Zusammenhang mit Channels.
146 * Revision 1.38 2002/01/18 15:31:32 alex
147 * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
149 * Revision 1.37 2002/01/16 22:10:18 alex
150 * - IRC_LUSERS() implementiert.
152 * Revision 1.36 2002/01/11 23:50:55 alex
153 * - LINKS implementiert, LUSERS begonnen.
155 * Revision 1.35 2002/01/09 21:30:45 alex
156 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
158 * Revision 1.34 2002/01/09 01:09:58 alex
159 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
160 * - andere Server werden nun ueber bisherige Server und User informiert.
162 * Revision 1.33 2002/01/07 23:42:12 alex
163 * - Es werden fuer alle Server eigene Token generiert,
164 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
165 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
167 * Revision 1.32 2002/01/07 16:02:36 alex
168 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
169 * - Im Debug-Mode werden nun auch PING's protokolliert.
171 * Revision 1.31 2002/01/07 15:39:46 alex
172 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
173 * - MODE und NICK melden nun die Aenderungen an andere Server.
175 * Revision 1.30 2002/01/06 15:21:29 alex
176 * - Loglevel und Meldungen nochmals ueberarbeitet.
177 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
178 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
180 * Revision 1.29 2002/01/05 23:24:54 alex
181 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
182 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
184 * Revision 1.28 2002/01/05 20:08:02 alex
185 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
186 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
188 * Revision 1.27 2002/01/05 19:15:03 alex
189 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
191 * Revision 1.26 2002/01/05 16:51:18 alex
192 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
194 * Revision 1.25 2002/01/05 00:48:33 alex
195 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
197 * Revision 1.24 2002/01/04 17:58:44 alex
198 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
199 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
201 * Revision 1.23 2002/01/04 01:36:40 alex
202 * - Loglevel ein wenig angepasst.
204 * Revision 1.22 2002/01/04 01:21:47 alex
205 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
206 * - Weitere Anpassungen und Erweiterungen der Server-Links.
208 * Revision 1.21 2002/01/03 02:26:51 alex
209 * - neue Befehle SERVER und NJOIN begonnen,
210 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
212 * Revision 1.20 2002/01/02 12:46:41 alex
213 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
215 * Revision 1.19 2002/01/02 02:51:39 alex
216 * - Copyright-Texte angepasst.
217 * - neuer Befehl "ERROR".
219 * Revision 1.17 2001/12/31 15:33:13 alex
220 * - neuer Befehl NAMES, kleinere Bugfixes.
221 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
223 * Revision 1.16 2001/12/31 02:18:51 alex
224 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
225 * - neuen Header "defines.h" mit (fast) allen Konstanten.
226 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
228 * Revision 1.15 2001/12/30 19:26:11 alex
229 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
231 * Revision 1.14 2001/12/30 11:42:00 alex
232 * - der Server meldet nun eine ordentliche "Start-Zeit".
234 * Revision 1.13 2001/12/29 03:10:06 alex
235 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
236 * - neue configure-Optione "--enable-strict-rfc".
238 * Revision 1.12 2001/12/27 19:17:26 alex
239 * - neue Befehle PRIVMSG, NOTICE, PING.
241 * Revision 1.11 2001/12/27 16:55:41 alex
242 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
244 * Revision 1.10 2001/12/26 22:48:53 alex
245 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
247 * Revision 1.9 2001/12/26 14:45:37 alex
250 * Revision 1.8 2001/12/26 03:21:46 alex
251 * - PING/PONG-Befehle implementiert,
252 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
254 * Revision 1.7 2001/12/25 23:25:18 alex
255 * - und nochmal Aenderungen am Logging ;-)
257 * Revision 1.6 2001/12/25 23:13:33 alex
258 * - Debug-Meldungen angepasst.
260 * Revision 1.5 2001/12/25 22:02:42 alex
261 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
263 * Revision 1.4 2001/12/25 19:19:30 alex
264 * - bessere Fehler-Abfragen, diverse Bugfixes.
265 * - Nicks werden nur einmal vergeben :-)
266 * - /MOTD wird unterstuetzt.
268 * Revision 1.3 2001/12/24 01:34:06 alex
269 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
270 * - MOTD-Ausgabe begonnen zu implementieren.
272 * Revision 1.2 2001/12/23 21:57:16 alex
273 * - erste IRC-Befehle zu implementieren begonnen.
275 * Revision 1.1 2001/12/14 08:13:43 alex
276 * - neues Modul begonnen :-)
297 #include "messages.h"
305 #define CONNECTED TRUE
306 #define DISCONNECTED FALSE
309 LOCAL BOOLEAN Hello_User( CLIENT *Client );
310 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
312 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason );
314 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
315 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client );
317 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client );
320 GLOBAL VOID IRC_Init( VOID )
325 GLOBAL VOID IRC_Exit( VOID )
330 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
333 BOOLEAN ok = CONNECTED;
336 assert( Client != NULL );
337 assert( Format != NULL );
339 va_start( ap, Format );
340 vsnprintf( buffer, 1000, Format, ap );
343 /* an den Client selber */
344 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
347 } /* IRC_WriteStrClient */
350 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
352 /* Text an Clients, lokal bzw. remote, senden. */
357 assert( Client != NULL );
358 assert( Format != NULL );
359 assert( Prefix != NULL );
361 va_start( ap, Format );
362 vsnprintf( buffer, 1000, Format, ap );
365 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
366 } /* IRC_WriteStrClientPrefix */
369 GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
374 assert( Client != NULL );
375 assert( Format != NULL );
377 va_start( ap, Format );
378 vsnprintf( buffer, 1000, Format, ap );
381 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
382 } /* IRC_WriteStrChannel */
385 GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
387 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
394 assert( Client != NULL );
395 assert( Chan != NULL );
396 assert( Prefix != NULL );
397 assert( Format != NULL );
399 va_start( ap, Format );
400 vsnprintf( buffer, 1000, Format, ap );
403 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
405 /* An alle Clients, die in den selben Channels sind.
406 * Dabei aber nur einmal je Remote-Server */
407 cl2chan = Channel_FirstMember( Chan );
410 c = Channel_GetClient( cl2chan );
413 if( Client_Conn( c ) <= NONE ) c = NULL;
414 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
416 if( c ) c = Client_NextHop( c );
418 if( c && ( c != Client ))
420 /* Ok, anderer Client */
421 s = Client_Conn( c );
423 assert( s < MAX_CONNECTIONS );
425 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
426 else is_server[s] = FALSE;
428 cl2chan = Channel_NextMember( Chan, cl2chan );
432 for( i = 0; i < MAX_CONNECTIONS; i++ )
436 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
437 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
442 } /* IRC_WriteStrChannelPrefix */
445 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
450 assert( Format != NULL );
452 va_start( ap, Format );
453 vsnprintf( buffer, 1000, Format, ap );
456 /* an den Client selber */
457 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
458 } /* IRC_WriteStrServers */
461 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
467 assert( Format != NULL );
468 assert( Prefix != NULL );
470 va_start( ap, Format );
471 vsnprintf( buffer, 1000, Format, ap );
477 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
479 /* Ziel-Server gefunden */
480 IRC_WriteStrClientPrefix( c, Prefix, buffer );
482 c = Client_Next( c );
484 } /* IRC_WriteStrServersPrefix */
487 GLOBAL BOOLEAN IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
489 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
490 CL2CHAN *chan_cl2chan, *cl2chan;
497 assert( Client != NULL );
498 assert( Prefix != NULL );
499 assert( Format != NULL );
501 va_start( ap, Format );
502 vsnprintf( buffer, 1000, Format, ap );
506 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
508 /* An alle Clients, die in einem Channel mit dem "Ausloeser" sind,
509 * den Text schicken. An Remote-Server aber jeweils nur einmal. */
510 chan_cl2chan = Channel_FirstChannelOf( Client );
511 while( chan_cl2chan )
513 /* Channel des Users durchsuchen */
514 chan = Channel_GetChannel( chan_cl2chan );
515 cl2chan = Channel_FirstMember( chan );
518 c = Channel_GetClient( cl2chan );
521 if( Client_Conn( c ) <= NONE ) c = NULL;
522 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
524 if( c ) c = Client_NextHop( c );
526 if( c && ( c != Client ))
528 /* Ok, anderer Client */
529 s = Client_Conn( c );
531 assert( s < MAX_CONNECTIONS );
533 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
534 else is_server[s] = FALSE;
536 cl2chan = Channel_NextMember( chan, cl2chan );
539 /* naechsten Channel */
540 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
544 for( i = 0; i < MAX_CONNECTIONS; i++ )
548 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
549 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
554 } /* IRC_WriteStrRelatedPrefix */
558 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
560 assert( Client != NULL );
561 assert( Req != NULL );
563 /* Fehler liefern, wenn kein lokaler Client */
564 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
566 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
568 /* noch nicht registrierte unbekannte Verbindung */
569 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
571 /* Passwort speichern */
572 Client_SetPassword( Client, Req->argv[0] );
574 Client_SetType( Client, CLIENT_GOTPASS );
577 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
579 /* noch nicht registrierte Server-Verbindung */
580 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
582 /* Passwort speichern */
583 Client_SetPassword( Client, Req->argv[0] );
585 Client_SetType( Client, CLIENT_GOTPASSSERVER );
588 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
590 /* Falsche Anzahl Parameter? */
591 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
593 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
597 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
599 CHAR str[LINE_LEN], *ptr;
600 CLIENT *from, *c, *cl;
606 assert( Client != NULL );
607 assert( Req != NULL );
609 /* Fehler liefern, wenn kein lokaler Client */
610 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
612 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
614 /* Verbindung soll als Server-Server-Verbindung registriert werden */
615 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
617 /* Falsche Anzahl Parameter? */
618 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
620 /* Ist dieser Server bei uns konfiguriert? */
621 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
622 if( i >= Conf_Server_Count )
624 /* Server ist nicht konfiguriert! */
625 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
626 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
629 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
631 /* Falsches Passwort */
632 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
633 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
637 /* Ist ein Server mit dieser ID bereits registriert? */
638 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
640 /* Server-Strukturen fuellen ;-) */
641 Client_SetID( Client, Req->argv[0] );
642 Client_SetHops( Client, 1 );
643 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
645 /* Meldet sich der Server bei uns an? */
648 /* Unseren SERVER- und PASS-Befehl senden */
650 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
651 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
654 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
657 Client_SetIntroducer( Client, Client );
658 Client_SetToken( Client, 1 );
660 else Client_SetToken( Client, atoi( Req->argv[1] ));
662 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
664 Client_SetType( Client, CLIENT_SERVER );
666 /* maximalen Hop Count ermitteln */
671 if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
672 c = Client_Next( c );
675 /* Alle bisherigen Server dem neuen Server bekannt machen,
676 * die bisherigen Server ueber den neuen informierenn */
677 for( i = 0; i < ( max_hops + 1 ); i++ )
682 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
684 if( Client_Conn( c ) > NONE )
686 /* Dem gefundenen Server gleich den neuen
687 * Server bekannt machen */
688 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
691 /* Den neuen Server ueber den alten informieren */
692 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;
694 c = Client_Next( c );
698 /* alle User dem neuen Server bekannt machen */
702 if( Client_Type( c ) == CLIENT_USER )
704 /* User an neuen Server melden */
705 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;
707 c = Client_Next( c );
710 /* Channels dem neuen Server bekannt machen */
711 chan = Channel_First( );
714 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
716 /* alle Member suchen */
717 cl2chan = Channel_FirstMember( chan );
720 cl = Channel_GetClient( cl2chan );
721 assert( cl != NULL );
723 /* Nick, ggf. mit Modes, anhaengen */
724 if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
725 if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
726 if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
727 strcat( str, Client_ID( cl ));
729 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
732 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
733 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
736 cl2chan = Channel_NextMember( chan, cl2chan );
740 if( str[strlen( str ) - 1] != ':')
742 /* Ja; Also senden ... */
743 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
746 /* naechsten Channel suchen */
747 chan = Channel_Next( chan );
752 else if( Client_Type( Client ) == CLIENT_SERVER )
754 /* Neuer Server wird im Netz angekuendigt */
756 /* Falsche Anzahl Parameter? */
757 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
759 /* Ist ein Server mit dieser ID bereits registriert? */
760 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
762 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
763 ptr = strchr( Req->argv[3] + 2, '[' );
764 if( ! ptr ) ptr = Req->argv[3];
766 from = Client_GetFromID( Req->prefix );
769 /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
770 Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
771 Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
775 /* Neue Client-Struktur anlegen */
776 c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
779 /* Neue Client-Struktur konnte nicht angelegt werden */
780 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
781 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
785 /* Log-Meldung zusammenbauen und ausgeben */
786 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
787 else strcpy( str, "" );
788 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": "" );
790 /* Andere Server informieren */
791 IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
795 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
799 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
801 CHAR *channame, *ptr, modes[8];
802 BOOLEAN is_op, is_voiced;
806 assert( Client != NULL );
807 assert( Req != NULL );
809 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
811 /* Falsche Anzahl Parameter? */
812 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
814 channame = Req->argv[0];
815 ptr = strtok( Req->argv[1], "," );
818 is_op = is_voiced = FALSE;
820 /* Prefixe abschneiden */
821 while(( *ptr == '@' ) || ( *ptr == '+' ))
823 if( *ptr == '@' ) is_op = TRUE;
824 if( *ptr == '+' ) is_voiced = TRUE;
828 c = Client_GetFromID( ptr );
831 Channel_Join( c, channame );
832 chan = Channel_Search( channame );
833 assert( chan != NULL );
835 if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
836 if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
838 /* im Channel bekannt machen */
839 IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
841 /* Channel-User-Modes setzen */
842 strcpy( modes, Channel_UserModes( chan, c ));
845 /* Modes im Channel bekannt machen */
846 IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
849 else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
851 /* naechsten Nick suchen */
852 ptr = strtok( NULL, "," );
855 /* an andere Server weiterleiten */
856 IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
862 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
864 CLIENT *intr_c, *target, *c;
867 assert( Client != NULL );
868 assert( Req != NULL );
870 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
872 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 ))
874 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 ))
877 /* User-Registrierung bzw. Nick-Aenderung */
879 /* Falsche Anzahl Parameter? */
880 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
882 /* "Ziel-Client" ermitteln */
883 if( Client_Type( Client ) == CLIENT_SERVER )
885 target = Client_GetFromID( Req->prefix );
886 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
890 /* Ist der Client "restricted"? */
891 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
896 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
897 * wir nichts. So macht es das Original und mind. Snak hat probleme,
898 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
899 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
902 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
903 * will nur die Gross- und Kleinschreibung aendern. Das darf
904 * er natuerlich machen :-) */
905 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
907 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
910 /* Nick-Aenderung: allen mitteilen! */
912 if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
913 IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
914 IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
916 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
919 Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client_Conn( Client ));
920 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
921 else Client_SetType( Client, CLIENT_GOTNICK );
923 else Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
925 /* Client-Nick registrieren */
926 Client_SetID( target, Req->argv[0] );
930 else if( Client_Type( Client ) == CLIENT_SERVER )
932 /* Server fuehrt neuen Client ein */
934 /* Falsche Anzahl Parameter? */
935 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
937 /* Nick ueberpruefen */
938 c = Client_GetFromID( Req->argv[0] );
941 /* Der neue Nick ist auf diesem Server bereits registriert:
942 * sowohl der neue, als auch der alte Client muessen nun
943 * disconnectiert werden. */
944 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
945 Kill_Nick( Req->argv[0], "Nick collision" );
949 /* Server, zu dem der Client connectiert ist, suchen */
950 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
953 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
954 Kill_Nick( Req->argv[0], "Unknown server" );
958 /* Neue Client-Struktur anlegen */
959 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 );
962 /* Eine neue Client-Struktur konnte nicht angelegt werden.
963 * Der Client muss disconnectiert werden, damit der Netz-
964 * status konsistent bleibt. */
965 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
966 Kill_Nick( Req->argv[0], "Server error" );
970 modes = Client_Modes( c );
971 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": "" );
972 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": "" );
974 /* Andere Server, ausser dem Introducer, informieren */
975 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] );
979 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
983 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
985 assert( Client != NULL );
986 assert( Req != NULL );
989 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
991 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
994 /* Falsche Anzahl Parameter? */
995 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
997 Client_SetUser( Client, Req->argv[0], FALSE );
998 Client_SetInfo( Client, Req->argv[3] );
1000 Log( LOG_DEBUG, "Connection %d: got USER command ...", Client_Conn( Client ));
1001 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
1002 else Client_SetType( Client, CLIENT_GOTUSER );
1005 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
1007 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1009 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1013 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
1017 assert( Client != NULL );
1018 assert( Req != NULL );
1020 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
1022 /* User / Service */
1024 /* Falsche Anzahl Parameter? */
1025 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1027 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
1028 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
1030 return DISCONNECTED;
1032 else if ( Client_Type( Client ) == CLIENT_SERVER )
1036 /* Falsche Anzahl Parameter? */
1037 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1039 target = Client_Search( Req->prefix );
1042 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
1046 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
1047 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
1051 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1055 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
1058 CHAR msg[LINE_LEN + 64];
1060 assert( Client != NULL );
1061 assert( Req != NULL );
1063 /* SQUIT ist nur fuer Server erlaubt */
1064 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1066 /* Falsche Anzahl Parameter? */
1067 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1069 Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
1071 /* SQUIT an alle Server weiterleiten */
1072 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
1074 target = Client_GetFromID( Req->argv[0] );
1077 Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
1081 if( Req->argv[1][0] )
1083 if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
1084 sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
1086 else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
1088 if( Client_Conn( target ) > NONE )
1090 /* dieser Server hat die Connection */
1091 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
1092 else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
1093 return DISCONNECTED;
1097 /* Verbindung hielt anderer Server */
1098 Client_Destroy( target, msg, Req->argv[1] );
1104 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
1106 CLIENT *target, *from;
1108 assert( Client != NULL );
1109 assert( Req != NULL );
1111 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1113 /* Falsche Anzahl Parameter? */
1114 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1115 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1117 if( Req->argc == 2 )
1119 /* es wurde ein Ziel-Client angegeben */
1120 target = Client_GetFromID( Req->argv[1] );
1121 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1122 if( target != Client_ThisServer( ))
1125 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1127 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1128 return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
1132 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
1133 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
1137 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
1139 CLIENT *target, *from;
1141 assert( Client != NULL );
1142 assert( Req != NULL );
1144 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1146 /* Falsche Anzahl Parameter? */
1147 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1148 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1151 if( Req->argc == 2 )
1153 target = Client_GetFromID( Req->argv[1] );
1154 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1155 if( target != Client_ThisServer( ))
1158 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1160 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1161 return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
1165 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
1166 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
1168 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 )));
1169 else Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
1175 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
1177 assert( Client != NULL );
1178 assert( Req != NULL );
1180 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1182 /* Falsche Anzahl Parameter? */
1183 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1185 return Show_MOTD( Client );
1189 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
1194 assert( Client != NULL );
1195 assert( Req != NULL );
1197 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1199 /* Falsche Anzahl Parameter? */
1200 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
1201 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
1202 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1204 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1206 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1208 to = Client_Search( Req->argv[0] );
1211 /* Okay, Ziel ist ein User */
1212 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1213 return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
1216 chan = Channel_Search( Req->argv[0] );
1219 /* Okay, Ziel ist ein Channel */
1220 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1221 return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
1224 return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
1228 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
1232 assert( Client != NULL );
1233 assert( Req != NULL );
1235 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1237 /* Falsche Anzahl Parameter? */
1238 if( Req->argc != 2 ) return CONNECTED;
1240 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1242 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1244 to = Client_Search( Req->argv[0] );
1247 /* Okay, Ziel ist ein User */
1248 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
1250 else return CONNECTED;
1254 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
1256 CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
1257 CLIENT *cl, *chan_cl, *prefix;
1261 assert( Client != NULL );
1262 assert( Req != NULL );
1264 cl = chan_cl = prefix = NULL;
1267 /* Valider Client? */
1268 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1270 /* Keine Parameter? */
1271 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1273 /* Ziel suchen: Client bzw. Channel */
1274 if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
1275 if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
1277 /* Kein Ziel gefunden? */
1278 if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1280 assert(( cl && chan ) != TRUE );
1282 /* Falsche Anzahl Parameter? */
1283 if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1284 if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1286 /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
1287 if(( chan ) && (Req->argc == 3 ))
1289 chan_cl = Client_Search( Req->argv[2] );
1290 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1293 /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
1294 if( Client_Type( Client ) == CLIENT_USER )
1298 /* MODE ist nur fuer sich selber zulaessig! */
1299 if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
1303 /* Darf der User die Channel-Modes ermitteln? */
1307 /* Werden die Modes "nur" erfragt? */
1308 if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
1309 if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
1311 mode_ptr = Req->argv[1];
1313 /* Sollen Modes gesetzt oder geloescht werden? */
1316 if( *mode_ptr == '+' ) set = TRUE;
1317 else if( *mode_ptr == '-' ) set = FALSE;
1318 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1323 if( *mode_ptr == '-' ) set = FALSE;
1325 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
1328 /* Prefix fuer Antworten etc. ermitteln */
1329 if( Client_Type( Client ) == CLIENT_SERVER )
1331 prefix = Client_GetFromID( Req->prefix );
1332 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1334 else prefix = Client;
1336 /* Reply-String mit Aenderungen vorbereiten */
1337 if( set ) strcpy( the_modes, "+" );
1338 else strcpy( the_modes, "-" );
1345 if( Client_Type( Client ) == CLIENT_SERVER )
1347 /* Befehl kommt von einem Server, daher
1348 * trauen wir ihm "unbesehen" ... */
1353 /* Modes validieren */
1364 /* restricted (kann nur gesetzt werden) */
1365 if( set ) x[0] = 'r';
1366 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
1369 /* operator (kann nur geloescht werden) */
1372 Client_SetOperByMe( Client, FALSE );
1375 else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1378 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
1379 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1385 /* Ist der User ein Channel Operator? */
1386 if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
1388 Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
1389 ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
1393 /* Channel-Modes oder Channel-User-Modes */
1396 /* Channel-User-Modes */
1400 /* Channel Operator */
1408 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 ));
1409 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1427 /* kein Schreiben in den Channel von aussen */
1447 Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
1448 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1457 if( ! x[0] ) continue;
1459 /* Okay, gueltigen Mode gefunden */
1462 /* Es geht um User-Modes */
1465 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
1466 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
1470 /* Modes geloescht. Wenn der Client ihn hatte: merken */
1471 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
1476 /* Es geht um Channel-Modes oder Channel-User-Modes */
1479 /* Channel-User-Modes */
1482 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1483 if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
1487 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1488 if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
1496 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1497 if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
1501 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1502 if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
1508 /* Wurden Modes geaendert? */
1514 if( Client_Type( Client ) == CLIENT_SERVER )
1516 /* Modes an andere Server forwarden */
1517 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1521 /* Bestaetigung an Client schicken & andere Server informieren */
1522 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
1523 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1525 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
1529 /* Channel-Modes oder Channel-User-Mode */
1532 /* Channel-User-Mode */
1533 if( Client_Type( Client ) == CLIENT_SERVER )
1535 /* Modes an andere Server und Channel-User forwarden */
1536 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1537 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1541 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1542 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1543 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1544 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1546 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
1551 if( Client_Type( Client ) == CLIENT_SERVER )
1553 /* Modes an andere Server und Channel-User forwarden */
1554 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1555 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1559 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1560 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
1561 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1562 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1564 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
1573 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
1577 assert( Client != NULL );
1578 assert( Req != NULL );
1580 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1582 /* Falsche Anzahl Parameter? */
1583 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1585 /* Operator suchen */
1586 for( i = 0; i < Conf_Oper_Count; i++)
1588 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
1590 if( i >= Conf_Oper_Count )
1592 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
1593 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1596 /* Stimmt das Passwort? */
1597 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
1599 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
1600 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1603 if( ! Client_HasMode( Client, 'o' ))
1605 /* noch kein o-Mode gesetzt */
1606 Client_ModeAdd( Client, 'o' );
1607 if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
1608 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
1611 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
1613 Client_SetOperByMe( Client, TRUE );
1614 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
1618 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
1620 assert( Client != NULL );
1621 assert( Req != NULL );
1623 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1625 /* Falsche Anzahl Parameter? */
1626 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1628 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1630 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
1636 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
1638 assert( Client != NULL );
1639 assert( Req != NULL );
1641 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1643 /* Falsche Anzahl Parameter? */
1644 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1646 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1648 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1649 NGIRCd_Restart = TRUE;
1654 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1656 CHAR rpl[COMMAND_LEN], *ptr;
1657 CLIENT *target, *from, *c;
1660 assert( Client != NULL );
1661 assert( Req != NULL );
1663 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1665 /* Falsche Anzahl Parameter? */
1666 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1668 /* From aus Prefix ermitteln */
1669 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1671 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1673 if( Req->argc == 2 )
1675 /* an anderen Server forwarden */
1676 target = Client_GetFromID( Req->argv[1] );
1677 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1679 if( target != Client_ThisServer( ))
1681 /* Ok, anderer Server ist das Ziel: forwarden */
1682 return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
1688 /* bestimmte Channels durchgehen */
1689 ptr = strtok( Req->argv[0], "," );
1692 chan = Channel_Search( ptr );
1695 /* Namen ausgeben */
1696 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1698 if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
1700 /* naechsten Namen ermitteln */
1701 ptr = strtok( NULL, "," );
1706 /* alle Channels durchgehen */
1707 chan = Channel_First( );
1710 /* Namen ausgeben */
1711 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1713 /* naechster Channel */
1714 chan = Channel_Next( chan );
1717 c = Client_First( );
1718 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1721 if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ))
1723 /* Okay, das ist ein User: anhaengen */
1724 if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
1725 strcat( rpl, Client_ID( c ));
1727 if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
1729 /* Zeile wird zu lang: senden! */
1730 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1731 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1735 /* naechster Client */
1736 c = Client_Next( c );
1738 if( rpl[strlen( rpl ) - 1] != ':')
1740 /* es wurden User gefunden */
1741 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1744 return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
1748 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1750 CHAR rpl[COMMAND_LEN];
1755 assert( Client != NULL );
1756 assert( Req != NULL );
1758 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1760 /* Falsche Anzahl Parameter? */
1761 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1763 strcpy( rpl, RPL_ISON_MSG );
1764 for( i = 0; i < Req->argc; i++ )
1766 ptr = strtok( Req->argv[i], " " );
1770 c = Client_GetFromID( ptr );
1771 if( c && ( Client_Type( c ) == CLIENT_USER ))
1773 /* Dieser Nick ist "online" */
1777 ptr = strtok( NULL, " " );
1780 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1782 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1786 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1788 CLIENT *from, *target, *c;
1789 CHAR str[LINE_LEN + 1], *ptr = NULL;
1793 assert( Client != NULL );
1794 assert( Req != NULL );
1796 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1798 /* Falsche Anzahl Parameter? */
1799 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1802 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1803 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1805 /* Empfaenger des WHOIS suchen */
1806 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1808 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1810 /* Forwarden an anderen Server? */
1813 /* angegebenen Ziel-Server suchen */
1814 target = Client_GetFromID( Req->argv[1] );
1815 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1818 else target = Client_ThisServer( );
1820 assert( target != NULL );
1822 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 );
1824 /* Nick, User und Name */
1825 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1828 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;
1831 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1832 cl2chan = Channel_FirstChannelOf( c );
1835 chan = Channel_GetChannel( cl2chan );
1836 assert( chan != NULL );
1838 /* Channel-Name anhaengen */
1839 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
1840 if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
1841 if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
1842 strcat( str, Channel_Name( chan ));
1844 if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
1846 /* Zeile wird zu lang: senden! */
1847 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1848 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1851 /* naechstes Mitglied suchen */
1852 cl2chan = Channel_NextChannelOf( c, cl2chan );
1854 if( str[strlen( str ) - 1] != ':')
1856 /* Es sind noch Daten da, die gesendet werden muessen */
1857 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1861 if( Client_HasMode( c, 'o' ))
1863 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1866 /* Idle (nur lokale Clients) */
1867 if( Client_Conn( c ) > NONE )
1869 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1873 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1877 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1879 CHAR rpl[COMMAND_LEN];
1883 assert( Client != NULL );
1884 assert( Req != NULL );
1886 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1888 /* Falsche Anzahl Parameter? */
1889 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1891 if( Req->argc > 5 ) max = 5;
1892 else max = Req->argc;
1894 strcpy( rpl, RPL_USERHOST_MSG );
1895 for( i = 0; i < max; i++ )
1897 c = Client_GetFromID( Req->argv[i] );
1898 if( c && ( Client_Type( c ) == CLIENT_USER ))
1900 /* Dieser Nick ist "online" */
1901 strcat( rpl, Client_ID( c ));
1902 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1904 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1905 else strcat( rpl, "+" );
1906 strcat( rpl, Client_User( c ));
1908 strcat( rpl, Client_Hostname( c ));
1912 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1914 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1915 } /* IRC_USERHOST */
1918 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1920 assert( Client != NULL );
1921 assert( Req != NULL );
1923 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1924 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1930 GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
1932 CLIENT *target, *from;
1934 assert( Client != NULL );
1935 assert( Req != NULL );
1937 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1939 /* Falsche Anzahl Parameter? */
1940 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1942 /* Absender ermitteln */
1943 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1945 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1947 /* An anderen Server forwarden? */
1948 if( Req->argc == 2 )
1950 target = Client_GetFromID( Req->argv[1] );
1951 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1952 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
1955 /* Wer ist der Absender? */
1956 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
1957 else target = Client;
1958 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1960 Send_LUSERS( target );
1966 GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
1968 CLIENT *target, *from, *c;
1971 assert( Client != NULL );
1972 assert( Req != NULL );
1974 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1976 /* Falsche Anzahl Parameter? */
1977 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1979 /* Server-Mask ermitteln */
1980 if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
1983 /* Absender ermitteln */
1984 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1986 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1988 /* An anderen Server forwarden? */
1989 if( Req->argc == 2 )
1991 target = Client_GetFromID( Req->argv[0] );
1992 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
1993 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
1996 /* Wer ist der Absender? */
1997 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
1998 else target = Client;
1999 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2001 c = Client_First( );
2004 if( Client_Type( c ) == CLIENT_SERVER )
2006 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;
2008 c = Client_Next( c );
2011 return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
2015 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
2017 CHAR *channame, *flags, modes[8];
2018 BOOLEAN is_new_chan;
2022 assert( Client != NULL );
2023 assert( Req != NULL );
2025 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2027 /* Falsche Anzahl Parameter? */
2028 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2030 /* Wer ist der Absender? */
2031 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2032 else target = Client;
2033 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2035 /* Channel-Namen durchgehen */
2036 channame = strtok( Req->argv[0], "," );
2039 /* wird der Channel neu angelegt? */
2042 if( Channel_Search( channame )) is_new_chan = FALSE;
2043 else is_new_chan = TRUE;
2045 /* Hat ein Server Channel-User-Modes uebergeben? */
2046 if( Client_Type( Client ) == CLIENT_SERVER )
2048 /* Channel-Flags extrahieren */
2049 flags = strchr( channame, 0x7 );
2050 if( flags ) *flags++ = '\0';
2053 /* neuer Channel udn lokaler Client? */
2054 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
2056 /* Dann soll der Client Channel-Operator werden! */
2060 /* Channel joinen (und ggf. anlegen) */
2061 if( ! Channel_Join( target, channame ))
2063 /* naechsten Namen ermitteln */
2064 channame = strtok( NULL, "," );
2067 chan = Channel_Search( channame );
2068 assert( chan != NULL );
2070 /* Modes setzen (wenn vorhanden) */
2071 while( flags && *flags )
2073 Channel_UserModeAdd( chan, target, *flags );
2077 /* Muessen Modes an andere Server gemeldet werden? */
2078 strcpy( &modes[1], Channel_UserModes( chan, target ));
2079 if( modes[1] ) modes[0] = 0x7;
2080 else modes[0] = '\0';
2082 /* An andere Server weiterleiten */
2083 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
2085 /* im Channel bekannt machen */
2086 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
2089 /* Modes im Channel bekannt machen */
2090 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
2093 if( Client_Type( Client ) == CLIENT_USER )
2095 /* an Client bestaetigen */
2096 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
2098 /* Topic an Client schicken */
2099 IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
2101 /* Mitglieder an Client Melden */
2102 Send_NAMES( Client, chan );
2103 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
2106 /* naechsten Namen ermitteln */
2107 channame = strtok( NULL, "," );
2113 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
2118 assert( Client != NULL );
2119 assert( Req != NULL );
2121 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2123 /* Falsche Anzahl Parameter? */
2124 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2126 /* Wer ist der Absender? */
2127 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2128 else target = Client;
2129 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2131 /* Channel-Namen durchgehen */
2132 chan = strtok( Req->argv[0], "," );
2135 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
2137 /* naechsten Namen ermitteln */
2138 chan = strtok( NULL, "," );
2142 /* naechsten Namen ermitteln */
2143 chan = strtok( NULL, "," );
2149 GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
2151 CLIENT *target, *prefix;
2153 assert( Client != NULL );
2154 assert( Req != NULL );
2156 /* Falsche Anzahl Parameter? */
2157 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2160 if( Req->argc == 1 ) target = Client_GetFromID( Req->argv[0] );
2161 else target = Client_ThisServer( );
2163 /* Prefix ermitteln */
2164 if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( Req->prefix );
2165 else prefix = Client;
2166 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
2168 /* An anderen Server weiterleiten? */
2169 if( target != Client_ThisServer( ))
2171 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2174 IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
2178 /* mit Versionsinfo antworten */
2179 return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
2183 GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
2187 assert( Client != NULL );
2188 assert( Req != NULL );
2190 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2192 /* Falsche Anzahl Parameter? */
2193 if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2195 prefix = Client_GetFromID( Req->prefix );
2198 Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
2199 prefix = Client_ThisServer( );
2202 Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
2204 /* andere Server benachrichtigen */
2205 IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
2207 /* haben wir selber einen solchen Client? */
2208 c = Client_GetFromID( Req->argv[0] );
2209 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
2215 LOCAL BOOLEAN Hello_User( CLIENT *Client )
2217 assert( Client != NULL );
2219 /* Passwort ueberpruefen */
2220 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
2222 /* Falsches Passwort */
2223 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
2224 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
2225 return DISCONNECTED;
2228 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
2230 /* Andere Server informieren */
2231 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 ));
2233 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
2234 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2235 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
2236 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2238 Client_SetType( Client, CLIENT_USER );
2240 if( ! Send_LUSERS( Client )) return DISCONNECTED;
2241 if( ! Show_MOTD( Client )) return DISCONNECTED;
2247 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
2253 assert( Client != NULL );
2255 fd = fopen( Conf_MotdFile, "r" );
2258 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
2259 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
2262 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
2265 if( ! fgets( line, 126, fd )) break;
2266 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
2267 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
2273 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
2281 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
2285 assert( Nick != NULL );
2286 assert( Reason != NULL );
2288 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
2290 /* andere Server benachrichtigen */
2291 IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
2293 /* Ggf. einen eigenen Client toeten */
2294 c = Client_GetFromID( Nick );
2295 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
2299 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
2301 CHAR str[LINE_LEN + 1];
2305 assert( Client != NULL );
2306 assert( Chan != NULL );
2308 /* Alle Mitglieder suchen */
2309 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2310 cl2chan = Channel_FirstMember( Chan );
2313 cl = Channel_GetClient( cl2chan );
2315 /* Nick anhaengen */
2316 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
2317 if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
2318 if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
2319 strcat( str, Client_ID( cl ));
2321 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
2323 /* Zeile wird zu lang: senden! */
2324 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2325 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2328 /* naechstes Mitglied suchen */
2329 cl2chan = Channel_NextMember( Chan, cl2chan );
2331 if( str[strlen( str ) - 1] != ':')
2333 /* Es sind noch Daten da, die gesendet werden muessen */
2334 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2341 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client )
2345 assert( Client != NULL );
2347 /* Users, Services und Serevr im Netz */
2348 if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
2350 /* IRC-Operatoren im Netz */
2351 cnt = Client_OperCount( );
2354 if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2357 /* Unbekannt Verbindungen */
2358 cnt = Client_UnknownCount( );
2361 if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2364 /* Channels im Netz */
2365 if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
2367 /* Channels im Netz */
2368 if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
2374 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
2376 assert( Target != NULL );
2377 assert( Client != NULL );
2379 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
2380 else return Client_Mask( Client );