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 1.77 2002/02/27 17:05:41 alex Exp $
17 * Revision 1.77 2002/02/27 17:05:41 alex
18 * - PRIVMSG beachtet nun die Channel-Modes "n" und "m".
20 * Revision 1.76 2002/02/27 16:04:14 alex
21 * - Bug bei belegtem Nickname bei User-Registrierung (NICK-Befehl) behoben.
23 * Revision 1.75 2002/02/27 15:23:27 alex
24 * - NAMES beachtet nun das "invisible" Flag ("i") von Usern.
26 * Revision 1.74 2002/02/27 03:44:53 alex
27 * - gerade eben in SQUIT eingefuehrten Bug behoben: entfernte Server werden nun
28 * nur noch geloescht, die Verbindung, von der SQUIT kam, bleibt wieder offen.
30 * Revision 1.73 2002/02/27 03:08:05 alex
31 * - Log-Meldungen bei SQUIT erneut ueberarbeitet ...
33 * Revision 1.72 2002/02/27 02:26:58 alex
34 * - SQUIT wird auf jeden Fall geforwarded, zudem besseres Logging.
36 * Revision 1.71 2002/02/27 00:50:05 alex
37 * - einige unnoetige Client_NextHop()-Aufrufe entfernt.
38 * - NAMES korrigiert und komplett implementiert.
40 * Revision 1.70 2002/02/26 22:06:40 alex
41 * - Nick-Aenderungen werden nun wieder korrekt ins Logfile geschrieben.
43 * Revision 1.69 2002/02/26 20:52:40 alex
44 * - VERSION wurde falsch weitergeleitet und beantwortet (Prefix nicht beachtet)
46 * Revision 1.68 2002/02/25 17:46:27 alex
47 * - an User wird nun immer ein "komplettes" Prefix verschickt.
49 * Revision 1.67 2002/02/25 13:21:25 alex
50 * - WHOIS wird nicht mehr automatisch an den "Original-Server" weiterge-
51 * leitet: war eh nicht RFC-konform und machte Probleme mit Clients.
53 * Revision 1.66 2002/02/23 21:39:48 alex
54 * - IRC-Befehl KILL sowie Kills bei Nick Collsisions implementiert.
56 * Revision 1.65 2002/02/23 00:03:54 alex
57 * - Ergebnistyp von Conn_GetIdle() und Conn_LastPing() auf "time_t" geaendert.
59 * Revision 1.64 2002/02/19 20:06:45 alex
60 * - User-Registrierung wird nicht mehr als Nick-Aenderung protokolliert,
61 * - VERSION liefert nun doch wieder den Debug-Status im Reply.
63 * Revision 1.63 2002/02/19 02:21:17 alex
64 * - der Debug-Level wird bei VERSION nicht mehr geliefert. Grund: a) absolut
65 * unnoetig und b) Compiler-Fehler, wenn ohne Debug-Code configure'd ;-))
67 * Revision 1.62 2002/02/17 23:38:58 alex
68 * - neuer IRC-Befehl VERSION implementiert: IRC_VERSION().
70 * Revision 1.61 2002/02/17 19:03:12 alex
71 * - NICK-Aenderungen wurden dem User selber mit dem falschen Prefix geliefert.
73 * Revision 1.60 2002/02/17 17:43:14 alex
74 * - Fehlerhafte Modes werden nun ausfuehrlicher an den Client gemeldet.
76 * Revision 1.59 2002/02/17 17:30:21 alex
77 * - NICK-Aenderungen werden an alle Server und betroffene Clients gemeldet.
78 * - Neue Funktion IRC_WriteStrRelatedPrefix().
80 * Revision 1.58 2002/02/17 17:18:59 alex
83 * Revision 1.57 2002/02/13 23:05:29 alex
84 * - Nach Connect eines Users werden LUSERS-Informationen angezeigt.
86 * Revision 1.56 2002/02/13 17:52:27 alex
87 * - es werden nun Channel- und User-Modes von Usern angenommen.
89 * Revision 1.55 2002/02/12 14:40:37 alex
90 * - via NJOIN gemeldete Benutzer wurden nicht in Channels bekannt gemacht.
92 * Revision 1.54 2002/02/11 23:33:35 alex
93 * - weitere Anpassungen an Channel-Modes und Channel-User-Modes.
95 * Revision 1.53 2002/02/11 16:06:21 alex
96 * - Die Quelle von MODE-Aenderungen wird nun korrekt weitergegeben.
98 * Revision 1.52 2002/02/11 15:52:21 alex
99 * - PONG an den Server selber wurde faelschlicherweise versucht zu forwarden.
100 * - Channel-Modes wurden falsch geliefert (als User-Modes).
102 * Revision 1.51 2002/02/11 15:15:53 alex
103 * - PING und PONG werden nun auch korrekt an andere Server geforwarded.
104 * - bei MODE-Meldungen wird der letzte Parameter nicht mehr mit ":" getrennt.
106 * Revision 1.50 2002/02/11 01:03:20 alex
107 * - Aenderungen und Anpassungen an Channel-Modes und Channel-User-Modes:
108 * Modes werden besser geforwarded, lokale User, fuer die ein Channel
109 * angelegt wird, werden Channel-Operator, etc. pp. ...
110 * - NJOIN's von Servern werden nun korrekt an andere Server weitergeleitet.
112 * Revision 1.49 2002/02/06 16:51:22 alex
113 * - neue Funktion zur MODE-Behandlung, fuer Channel-Modes vorbereitet.
115 * Revision 1.48 2002/01/29 00:13:45 alex
116 * - WHOIS zeigt nun auch die Channels an, in denen der jeweilige User Mitglied ist.
117 * - zu jedem Server wird nun der "Top-Server" gespeichert, somit funktioniert
118 * LINKS wieder korrekt.
120 * Revision 1.47 2002/01/28 13:05:48 alex
121 * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
122 * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
124 * Revision 1.46 2002/01/28 01:45:43 alex
125 * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
127 * Revision 1.45 2002/01/28 01:18:14 alex
128 * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
130 * Revision 1.44 2002/01/28 00:55:08 alex
131 * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
133 * Revision 1.43 2002/01/27 21:56:39 alex
134 * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
135 * - einige kleinere Fixes bezueglich Channels ...
137 * Revision 1.42 2002/01/27 18:28:01 alex
138 * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
140 * Revision 1.41 2002/01/27 17:15:49 alex
141 * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
142 * IRC_WriteStrChannelPrefix(),
143 * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
145 * Revision 1.40 2002/01/26 18:43:11 alex
146 * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
147 * die IRC_Write_xxx_Related() sind dafuer entfallen.
148 * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
150 * Revision 1.39 2002/01/21 00:05:11 alex
151 * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
152 * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
153 * - diverse Aenderungen im Zusammenhang mit Channels.
155 * Revision 1.38 2002/01/18 15:31:32 alex
156 * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
158 * Revision 1.37 2002/01/16 22:10:18 alex
159 * - IRC_LUSERS() implementiert.
161 * Revision 1.36 2002/01/11 23:50:55 alex
162 * - LINKS implementiert, LUSERS begonnen.
164 * Revision 1.35 2002/01/09 21:30:45 alex
165 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
167 * Revision 1.34 2002/01/09 01:09:58 alex
168 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
169 * - andere Server werden nun ueber bisherige Server und User informiert.
171 * Revision 1.33 2002/01/07 23:42:12 alex
172 * - Es werden fuer alle Server eigene Token generiert,
173 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
174 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
176 * Revision 1.32 2002/01/07 16:02:36 alex
177 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
178 * - Im Debug-Mode werden nun auch PING's protokolliert.
180 * Revision 1.31 2002/01/07 15:39:46 alex
181 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
182 * - MODE und NICK melden nun die Aenderungen an andere Server.
184 * Revision 1.30 2002/01/06 15:21:29 alex
185 * - Loglevel und Meldungen nochmals ueberarbeitet.
186 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
187 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
189 * Revision 1.29 2002/01/05 23:24:54 alex
190 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
191 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
193 * Revision 1.28 2002/01/05 20:08:02 alex
194 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
195 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
197 * Revision 1.27 2002/01/05 19:15:03 alex
198 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
200 * Revision 1.26 2002/01/05 16:51:18 alex
201 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
203 * Revision 1.25 2002/01/05 00:48:33 alex
204 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
206 * Revision 1.24 2002/01/04 17:58:44 alex
207 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
208 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
210 * Revision 1.23 2002/01/04 01:36:40 alex
211 * - Loglevel ein wenig angepasst.
213 * Revision 1.22 2002/01/04 01:21:47 alex
214 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
215 * - Weitere Anpassungen und Erweiterungen der Server-Links.
217 * Revision 1.21 2002/01/03 02:26:51 alex
218 * - neue Befehle SERVER und NJOIN begonnen,
219 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
221 * Revision 1.20 2002/01/02 12:46:41 alex
222 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
224 * Revision 1.19 2002/01/02 02:51:39 alex
225 * - Copyright-Texte angepasst.
226 * - neuer Befehl "ERROR".
228 * Revision 1.17 2001/12/31 15:33:13 alex
229 * - neuer Befehl NAMES, kleinere Bugfixes.
230 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
232 * Revision 1.16 2001/12/31 02:18:51 alex
233 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
234 * - neuen Header "defines.h" mit (fast) allen Konstanten.
235 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
237 * Revision 1.15 2001/12/30 19:26:11 alex
238 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
240 * Revision 1.14 2001/12/30 11:42:00 alex
241 * - der Server meldet nun eine ordentliche "Start-Zeit".
243 * Revision 1.13 2001/12/29 03:10:06 alex
244 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
245 * - neue configure-Optione "--enable-strict-rfc".
247 * Revision 1.12 2001/12/27 19:17:26 alex
248 * - neue Befehle PRIVMSG, NOTICE, PING.
250 * Revision 1.11 2001/12/27 16:55:41 alex
251 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
253 * Revision 1.10 2001/12/26 22:48:53 alex
254 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
256 * Revision 1.9 2001/12/26 14:45:37 alex
259 * Revision 1.8 2001/12/26 03:21:46 alex
260 * - PING/PONG-Befehle implementiert,
261 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
263 * Revision 1.7 2001/12/25 23:25:18 alex
264 * - und nochmal Aenderungen am Logging ;-)
266 * Revision 1.6 2001/12/25 23:13:33 alex
267 * - Debug-Meldungen angepasst.
269 * Revision 1.5 2001/12/25 22:02:42 alex
270 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
272 * Revision 1.4 2001/12/25 19:19:30 alex
273 * - bessere Fehler-Abfragen, diverse Bugfixes.
274 * - Nicks werden nur einmal vergeben :-)
275 * - /MOTD wird unterstuetzt.
277 * Revision 1.3 2001/12/24 01:34:06 alex
278 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
279 * - MOTD-Ausgabe begonnen zu implementieren.
281 * Revision 1.2 2001/12/23 21:57:16 alex
282 * - erste IRC-Befehle zu implementieren begonnen.
284 * Revision 1.1 2001/12/14 08:13:43 alex
285 * - neues Modul begonnen :-)
306 #include "messages.h"
314 #define CONNECTED TRUE
315 #define DISCONNECTED FALSE
318 LOCAL BOOLEAN Hello_User( CLIENT *Client );
319 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
321 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason );
323 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
324 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client );
326 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client );
329 GLOBAL VOID IRC_Init( VOID )
334 GLOBAL VOID IRC_Exit( VOID )
339 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
342 BOOLEAN ok = CONNECTED;
345 assert( Client != NULL );
346 assert( Format != NULL );
348 va_start( ap, Format );
349 vsnprintf( buffer, 1000, Format, ap );
352 /* an den Client selber */
353 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
356 } /* IRC_WriteStrClient */
359 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
361 /* Text an Clients, lokal bzw. remote, senden. */
366 assert( Client != NULL );
367 assert( Format != NULL );
368 assert( Prefix != NULL );
370 va_start( ap, Format );
371 vsnprintf( buffer, 1000, Format, ap );
374 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
375 } /* IRC_WriteStrClientPrefix */
378 GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
383 assert( Client != NULL );
384 assert( Format != NULL );
386 va_start( ap, Format );
387 vsnprintf( buffer, 1000, Format, ap );
390 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
391 } /* IRC_WriteStrChannel */
394 GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
396 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
403 assert( Client != NULL );
404 assert( Chan != NULL );
405 assert( Prefix != NULL );
406 assert( Format != NULL );
408 va_start( ap, Format );
409 vsnprintf( buffer, 1000, Format, ap );
412 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
414 /* An alle Clients, die in den selben Channels sind.
415 * Dabei aber nur einmal je Remote-Server */
416 cl2chan = Channel_FirstMember( Chan );
419 c = Channel_GetClient( cl2chan );
422 if( Client_Conn( c ) <= NONE ) c = NULL;
423 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
425 if( c ) c = Client_NextHop( c );
427 if( c && ( c != Client ))
429 /* Ok, anderer Client */
430 s = Client_Conn( c );
432 assert( s < MAX_CONNECTIONS );
434 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
435 else is_server[s] = FALSE;
437 cl2chan = Channel_NextMember( Chan, cl2chan );
441 for( i = 0; i < MAX_CONNECTIONS; i++ )
445 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
446 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
451 } /* IRC_WriteStrChannelPrefix */
454 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
459 assert( Format != NULL );
461 va_start( ap, Format );
462 vsnprintf( buffer, 1000, Format, ap );
465 /* an den Client selber */
466 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
467 } /* IRC_WriteStrServers */
470 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
476 assert( Format != NULL );
477 assert( Prefix != NULL );
479 va_start( ap, Format );
480 vsnprintf( buffer, 1000, Format, ap );
486 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
488 /* Ziel-Server gefunden */
489 IRC_WriteStrClientPrefix( c, Prefix, buffer );
491 c = Client_Next( c );
493 } /* IRC_WriteStrServersPrefix */
496 GLOBAL BOOLEAN IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
498 BOOLEAN sock[MAX_CONNECTIONS], is_server[MAX_CONNECTIONS], ok = CONNECTED;
499 CL2CHAN *chan_cl2chan, *cl2chan;
506 assert( Client != NULL );
507 assert( Prefix != NULL );
508 assert( Format != NULL );
510 va_start( ap, Format );
511 vsnprintf( buffer, 1000, Format, ap );
515 for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
517 /* An alle Clients, die in einem Channel mit dem "Ausloeser" sind,
518 * den Text schicken. An Remote-Server aber jeweils nur einmal. */
519 chan_cl2chan = Channel_FirstChannelOf( Client );
520 while( chan_cl2chan )
522 /* Channel des Users durchsuchen */
523 chan = Channel_GetChannel( chan_cl2chan );
524 cl2chan = Channel_FirstMember( chan );
527 c = Channel_GetClient( cl2chan );
530 if( Client_Conn( c ) <= NONE ) c = NULL;
531 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
533 if( c ) c = Client_NextHop( c );
535 if( c && ( c != Client ))
537 /* Ok, anderer Client */
538 s = Client_Conn( c );
540 assert( s < MAX_CONNECTIONS );
542 if( Client_Type( c ) == CLIENT_SERVER ) is_server[s] = TRUE;
543 else is_server[s] = FALSE;
545 cl2chan = Channel_NextMember( chan, cl2chan );
548 /* naechsten Channel */
549 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
553 for( i = 0; i < MAX_CONNECTIONS; i++ )
557 if( is_server[i] ) ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
558 else ok = Conn_WriteStr( i, ":%s %s", Client_Mask( Prefix ), buffer );
563 } /* IRC_WriteStrRelatedPrefix */
567 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
569 assert( Client != NULL );
570 assert( Req != NULL );
572 /* Fehler liefern, wenn kein lokaler Client */
573 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
575 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
577 /* noch nicht registrierte unbekannte Verbindung */
578 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
580 /* Passwort speichern */
581 Client_SetPassword( Client, Req->argv[0] );
583 Client_SetType( Client, CLIENT_GOTPASS );
586 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
588 /* noch nicht registrierte Server-Verbindung */
589 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
591 /* Passwort speichern */
592 Client_SetPassword( Client, Req->argv[0] );
594 Client_SetType( Client, CLIENT_GOTPASSSERVER );
597 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
599 /* Falsche Anzahl Parameter? */
600 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
602 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
606 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
608 CHAR str[LINE_LEN], *ptr;
609 CLIENT *from, *c, *cl;
615 assert( Client != NULL );
616 assert( Req != NULL );
618 /* Fehler liefern, wenn kein lokaler Client */
619 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
621 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
623 /* Verbindung soll als Server-Server-Verbindung registriert werden */
624 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
626 /* Falsche Anzahl Parameter? */
627 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
629 /* Ist dieser Server bei uns konfiguriert? */
630 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
631 if( i >= Conf_Server_Count )
633 /* Server ist nicht konfiguriert! */
634 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
635 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
638 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
640 /* Falsches Passwort */
641 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
642 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
646 /* Ist ein Server mit dieser ID bereits registriert? */
647 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
649 /* Server-Strukturen fuellen ;-) */
650 Client_SetID( Client, Req->argv[0] );
651 Client_SetHops( Client, 1 );
652 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
654 /* Meldet sich der Server bei uns an? */
657 /* Unseren SERVER- und PASS-Befehl senden */
659 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
660 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
663 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
666 Client_SetIntroducer( Client, Client );
667 Client_SetToken( Client, 1 );
669 else Client_SetToken( Client, atoi( Req->argv[1] ));
671 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
673 Client_SetType( Client, CLIENT_SERVER );
675 /* maximalen Hop Count ermitteln */
680 if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
681 c = Client_Next( c );
684 /* Alle bisherigen Server dem neuen Server bekannt machen,
685 * die bisherigen Server ueber den neuen informierenn */
686 for( i = 0; i < ( max_hops + 1 ); i++ )
691 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
693 if( Client_Conn( c ) > NONE )
695 /* Dem gefundenen Server gleich den neuen
696 * Server bekannt machen */
697 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
700 /* Den neuen Server ueber den alten informieren */
701 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;
703 c = Client_Next( c );
707 /* alle User dem neuen Server bekannt machen */
711 if( Client_Type( c ) == CLIENT_USER )
713 /* User an neuen Server melden */
714 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;
716 c = Client_Next( c );
719 /* Channels dem neuen Server bekannt machen */
720 chan = Channel_First( );
723 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
725 /* alle Member suchen */
726 cl2chan = Channel_FirstMember( chan );
729 cl = Channel_GetClient( cl2chan );
730 assert( cl != NULL );
732 /* Nick, ggf. mit Modes, anhaengen */
733 if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
734 if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
735 if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
736 strcat( str, Client_ID( cl ));
738 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
741 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
742 sprintf( str, "NJOIN %s :", Channel_Name( chan ));
745 cl2chan = Channel_NextMember( chan, cl2chan );
749 if( str[strlen( str ) - 1] != ':')
751 /* Ja; Also senden ... */
752 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
755 /* naechsten Channel suchen */
756 chan = Channel_Next( chan );
761 else if( Client_Type( Client ) == CLIENT_SERVER )
763 /* Neuer Server wird im Netz angekuendigt */
765 /* Falsche Anzahl Parameter? */
766 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
768 /* Ist ein Server mit dieser ID bereits registriert? */
769 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
771 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
772 ptr = strchr( Req->argv[3] + 2, '[' );
773 if( ! ptr ) ptr = Req->argv[3];
775 from = Client_GetFromID( Req->prefix );
778 /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
779 Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
780 Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
784 /* Neue Client-Struktur anlegen */
785 c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
788 /* Neue Client-Struktur konnte nicht angelegt werden */
789 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
790 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
794 /* Log-Meldung zusammenbauen und ausgeben */
795 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
796 else strcpy( str, "" );
797 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": "" );
799 /* Andere Server informieren */
800 IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
804 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
808 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
810 CHAR *channame, *ptr, modes[8];
811 BOOLEAN is_op, is_voiced;
815 assert( Client != NULL );
816 assert( Req != NULL );
818 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
820 /* Falsche Anzahl Parameter? */
821 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
823 channame = Req->argv[0];
824 ptr = strtok( Req->argv[1], "," );
827 is_op = is_voiced = FALSE;
829 /* Prefixe abschneiden */
830 while(( *ptr == '@' ) || ( *ptr == '+' ))
832 if( *ptr == '@' ) is_op = TRUE;
833 if( *ptr == '+' ) is_voiced = TRUE;
837 c = Client_GetFromID( ptr );
840 Channel_Join( c, channame );
841 chan = Channel_Search( channame );
842 assert( chan != NULL );
844 if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
845 if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
847 /* im Channel bekannt machen */
848 IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
850 /* Channel-User-Modes setzen */
851 strcpy( modes, Channel_UserModes( chan, c ));
854 /* Modes im Channel bekannt machen */
855 IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
858 else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
860 /* naechsten Nick suchen */
861 ptr = strtok( NULL, "," );
864 /* an andere Server weiterleiten */
865 IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
871 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
873 CLIENT *intr_c, *target, *c;
876 assert( Client != NULL );
877 assert( Req != NULL );
879 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
881 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 ))
883 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 ))
886 /* User-Registrierung bzw. Nick-Aenderung */
888 /* Falsche Anzahl Parameter? */
889 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
891 /* "Ziel-Client" ermitteln */
892 if( Client_Type( Client ) == CLIENT_SERVER )
894 target = Client_GetFromID( Req->prefix );
895 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
899 /* Ist der Client "restricted"? */
900 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
905 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
906 * wir nichts. So macht es das Original und mind. Snak hat probleme,
907 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
908 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
911 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
912 * will nur die Gross- und Kleinschreibung aendern. Das darf
913 * er natuerlich machen :-) */
914 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
916 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
919 /* Nick-Aenderung: allen mitteilen! */
921 if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
922 IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
923 IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
925 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
928 Log( LOG_DEBUG, "Connection %d: got valid NICK command ...", Client_Conn( Client ));
930 /* Client-Nick registrieren */
931 Client_SetID( target, Req->argv[0] );
933 /* schon ein USER da? Dann registrieren! */
934 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
935 else Client_SetType( Client, CLIENT_GOTNICK );
940 Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
942 /* neuen Client-Nick speichern */
943 Client_SetID( target, Req->argv[0] );
948 else if( Client_Type( Client ) == CLIENT_SERVER )
950 /* Server fuehrt neuen Client ein */
952 /* Falsche Anzahl Parameter? */
953 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
955 /* Nick ueberpruefen */
956 c = Client_GetFromID( Req->argv[0] );
959 /* Der neue Nick ist auf diesem Server bereits registriert:
960 * sowohl der neue, als auch der alte Client muessen nun
961 * disconnectiert werden. */
962 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
963 Kill_Nick( Req->argv[0], "Nick collision" );
967 /* Server, zu dem der Client connectiert ist, suchen */
968 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
971 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
972 Kill_Nick( Req->argv[0], "Unknown server" );
976 /* Neue Client-Struktur anlegen */
977 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 );
980 /* Eine neue Client-Struktur konnte nicht angelegt werden.
981 * Der Client muss disconnectiert werden, damit der Netz-
982 * status konsistent bleibt. */
983 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
984 Kill_Nick( Req->argv[0], "Server error" );
988 modes = Client_Modes( c );
989 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": "" );
990 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": "" );
992 /* Andere Server, ausser dem Introducer, informieren */
993 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] );
997 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1001 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
1003 assert( Client != NULL );
1004 assert( Req != NULL );
1007 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
1009 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
1012 /* Falsche Anzahl Parameter? */
1013 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1015 Client_SetUser( Client, Req->argv[0], FALSE );
1016 Client_SetInfo( Client, Req->argv[3] );
1018 Log( LOG_DEBUG, "Connection %d: got valid USER command ...", Client_Conn( Client ));
1019 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
1020 else Client_SetType( Client, CLIENT_GOTUSER );
1023 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
1025 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
1027 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1031 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
1035 assert( Client != NULL );
1036 assert( Req != NULL );
1038 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
1040 /* User / Service */
1042 /* Falsche Anzahl Parameter? */
1043 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1045 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
1046 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
1048 return DISCONNECTED;
1050 else if ( Client_Type( Client ) == CLIENT_SERVER )
1054 /* Falsche Anzahl Parameter? */
1055 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1057 target = Client_Search( Req->prefix );
1060 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
1064 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
1065 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
1069 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1073 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
1076 CHAR msg[LINE_LEN + 64];
1078 assert( Client != NULL );
1079 assert( Req != NULL );
1081 /* SQUIT ist nur fuer Server erlaubt */
1082 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1084 /* Falsche Anzahl Parameter? */
1085 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1087 Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
1089 /* SQUIT an alle Server weiterleiten */
1090 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
1092 target = Client_GetFromID( Req->argv[0] );
1095 Log( LOG_ERR, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
1099 if( Req->argv[1][0] )
1101 if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
1102 sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
1104 else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
1106 if( Client_Conn( target ) > NONE )
1108 /* dieser Server hat die Connection */
1109 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
1110 else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
1111 return DISCONNECTED;
1115 /* Verbindung hielt anderer Server */
1116 Client_Destroy( target, msg, Req->argv[1] );
1122 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
1124 CLIENT *target, *from;
1126 assert( Client != NULL );
1127 assert( Req != NULL );
1129 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1131 /* Falsche Anzahl Parameter? */
1132 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1133 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1135 if( Req->argc == 2 )
1137 /* es wurde ein Ziel-Client angegeben */
1138 target = Client_GetFromID( Req->argv[1] );
1139 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1140 if( target != Client_ThisServer( ))
1143 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1145 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1146 return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
1150 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
1151 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
1155 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
1157 CLIENT *target, *from;
1159 assert( Client != NULL );
1160 assert( Req != NULL );
1162 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1164 /* Falsche Anzahl Parameter? */
1165 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
1166 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1169 if( Req->argc == 2 )
1171 target = Client_GetFromID( Req->argv[1] );
1172 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1173 if( target != Client_ThisServer( ))
1176 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1178 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1179 return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
1183 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
1184 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
1186 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 )));
1187 else Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
1193 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
1195 assert( Client != NULL );
1196 assert( Req != NULL );
1198 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1200 /* Falsche Anzahl Parameter? */
1201 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1203 return Show_MOTD( Client );
1207 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
1209 BOOLEAN is_member, has_voice, is_op, ok;
1213 assert( Client != NULL );
1214 assert( Req != NULL );
1216 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1218 /* Falsche Anzahl Parameter? */
1219 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
1220 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
1221 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1223 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1225 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1227 cl = Client_Search( Req->argv[0] );
1230 /* Okay, Ziel ist ein User */
1231 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1232 return IRC_WriteStrClientPrefix( cl, from, "PRIVMSG %s :%s", Client_ID( cl ), Req->argv[1] );
1235 chan = Channel_Search( Req->argv[0] );
1238 /* Okay, Ziel ist ein Channel */
1239 is_member = has_voice = is_op = FALSE;
1240 if( Channel_IsMemberOf( chan, from ))
1243 if( strchr( Channel_UserModes( chan, from ), 'v' )) has_voice = TRUE;
1244 if( strchr( Channel_UserModes( chan, from ), 'o' )) is_op = TRUE;
1247 /* pruefen, ob Client in Channel schreiben darf */
1249 if( strchr( Channel_Modes( chan ), 'n' ) && ( ! is_member )) ok = FALSE;
1250 if( strchr( Channel_Modes( chan ), 'm' ) && ( ! is_op ) && ( ! has_voice )) ok = FALSE;
1252 if( ! ok ) return IRC_WriteStrClient( from, ERR_CANNOTSENDTOCHAN_MSG, Client_ID( from ), Req->argv[0] );
1255 if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
1256 return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
1259 return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
1263 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
1267 assert( Client != NULL );
1268 assert( Req != NULL );
1270 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1272 /* Falsche Anzahl Parameter? */
1273 if( Req->argc != 2 ) return CONNECTED;
1275 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1277 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1279 to = Client_Search( Req->argv[0] );
1282 /* Okay, Ziel ist ein User */
1283 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
1285 else return CONNECTED;
1289 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
1291 CHAR *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
1292 CLIENT *cl, *chan_cl, *prefix;
1296 assert( Client != NULL );
1297 assert( Req != NULL );
1299 cl = chan_cl = prefix = NULL;
1302 /* Valider Client? */
1303 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1305 /* Keine Parameter? */
1306 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1308 /* Ziel suchen: Client bzw. Channel */
1309 if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
1310 if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
1312 /* Kein Ziel gefunden? */
1313 if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1315 assert(( cl && chan ) != TRUE );
1317 /* Falsche Anzahl Parameter? */
1318 if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1319 if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1321 /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
1322 if(( chan ) && (Req->argc == 3 ))
1324 chan_cl = Client_Search( Req->argv[2] );
1325 if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
1328 /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
1329 if( Client_Type( Client ) == CLIENT_USER )
1333 /* MODE ist nur fuer sich selber zulaessig! */
1334 if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
1338 /* Darf der User die Channel-Modes ermitteln? */
1342 /* Werden die Modes "nur" erfragt? */
1343 if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
1344 if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
1346 mode_ptr = Req->argv[1];
1348 /* Sollen Modes gesetzt oder geloescht werden? */
1351 if( *mode_ptr == '+' ) set = TRUE;
1352 else if( *mode_ptr == '-' ) set = FALSE;
1353 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1358 if( *mode_ptr == '-' ) set = FALSE;
1360 if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
1363 /* Prefix fuer Antworten etc. ermitteln */
1364 if( Client_Type( Client ) == CLIENT_SERVER )
1366 prefix = Client_GetFromID( Req->prefix );
1367 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1369 else prefix = Client;
1371 /* Reply-String mit Aenderungen vorbereiten */
1372 if( set ) strcpy( the_modes, "+" );
1373 else strcpy( the_modes, "-" );
1380 if( Client_Type( Client ) == CLIENT_SERVER )
1382 /* Befehl kommt von einem Server, daher
1383 * trauen wir ihm "unbesehen" ... */
1388 /* Modes validieren */
1399 /* restricted (kann nur gesetzt werden) */
1400 if( set ) x[0] = 'r';
1401 else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
1404 /* operator (kann nur geloescht werden) */
1407 Client_SetOperByMe( Client, FALSE );
1410 else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
1413 Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
1414 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1420 /* Ist der User ein Channel Operator? */
1421 if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
1423 Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
1424 ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
1428 /* Channel-Modes oder Channel-User-Modes */
1431 /* Channel-User-Modes */
1435 /* Channel Operator */
1443 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 ));
1444 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1462 /* kein Schreiben in den Channel von aussen */
1482 Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
1483 ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
1492 if( ! x[0] ) continue;
1494 /* Okay, gueltigen Mode gefunden */
1497 /* Es geht um User-Modes */
1500 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
1501 if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
1505 /* Modes geloescht. Wenn der Client ihn hatte: merken */
1506 if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
1511 /* Es geht um Channel-Modes oder Channel-User-Modes */
1514 /* Channel-User-Modes */
1517 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1518 if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
1522 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1523 if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
1531 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1532 if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
1536 /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
1537 if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
1543 /* Wurden Modes geaendert? */
1549 if( Client_Type( Client ) == CLIENT_SERVER )
1551 /* Modes an andere Server forwarden */
1552 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1556 /* Bestaetigung an Client schicken & andere Server informieren */
1557 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
1558 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
1560 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
1564 /* Channel-Modes oder Channel-User-Mode */
1567 /* Channel-User-Mode */
1568 if( Client_Type( Client ) == CLIENT_SERVER )
1570 /* Modes an andere Server und Channel-User forwarden */
1571 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1572 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1576 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1577 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1578 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1579 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
1581 Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
1586 if( Client_Type( Client ) == CLIENT_SERVER )
1588 /* Modes an andere Server und Channel-User forwarden */
1589 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1590 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1594 /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
1595 ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
1596 IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
1597 IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
1599 Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
1608 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
1612 assert( Client != NULL );
1613 assert( Req != NULL );
1615 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1617 /* Falsche Anzahl Parameter? */
1618 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1620 /* Operator suchen */
1621 for( i = 0; i < Conf_Oper_Count; i++)
1623 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
1625 if( i >= Conf_Oper_Count )
1627 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
1628 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1631 /* Stimmt das Passwort? */
1632 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
1634 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
1635 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
1638 if( ! Client_HasMode( Client, 'o' ))
1640 /* noch kein o-Mode gesetzt */
1641 Client_ModeAdd( Client, 'o' );
1642 if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
1643 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
1646 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
1648 Client_SetOperByMe( Client, TRUE );
1649 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
1653 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
1655 assert( Client != NULL );
1656 assert( Req != NULL );
1658 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1660 /* Falsche Anzahl Parameter? */
1661 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1663 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1665 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
1671 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
1673 assert( Client != NULL );
1674 assert( Req != NULL );
1676 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1678 /* Falsche Anzahl Parameter? */
1679 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1681 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1683 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1684 NGIRCd_Restart = TRUE;
1689 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1691 CHAR rpl[COMMAND_LEN], *ptr;
1692 CLIENT *target, *from, *c;
1695 assert( Client != NULL );
1696 assert( Req != NULL );
1698 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1700 /* Falsche Anzahl Parameter? */
1701 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1703 /* From aus Prefix ermitteln */
1704 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1706 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
1708 if( Req->argc == 2 )
1710 /* an anderen Server forwarden */
1711 target = Client_GetFromID( Req->argv[1] );
1712 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1714 if( target != Client_ThisServer( ))
1716 /* Ok, anderer Server ist das Ziel: forwarden */
1717 return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
1723 /* bestimmte Channels durchgehen */
1724 ptr = strtok( Req->argv[0], "," );
1727 chan = Channel_Search( ptr );
1730 /* Namen ausgeben */
1731 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1733 if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
1735 /* naechsten Namen ermitteln */
1736 ptr = strtok( NULL, "," );
1741 /* alle Channels durchgehen */
1742 chan = Channel_First( );
1745 /* Namen ausgeben */
1746 if( ! Send_NAMES( from, chan )) return DISCONNECTED;
1748 /* naechster Channel */
1749 chan = Channel_Next( chan );
1752 /* Nun noch alle Clients ausgeben, die in keinem Channel sind */
1753 c = Client_First( );
1754 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1757 if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
1759 /* Okay, das ist ein User: anhaengen */
1760 if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
1761 strcat( rpl, Client_ID( c ));
1763 if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
1765 /* Zeile wird zu lang: senden! */
1766 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1767 sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
1771 /* naechster Client */
1772 c = Client_Next( c );
1774 if( rpl[strlen( rpl ) - 1] != ':')
1776 /* es wurden User gefunden */
1777 if( ! IRC_WriteStrClient( from, rpl )) return DISCONNECTED;
1780 return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
1784 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1786 CHAR rpl[COMMAND_LEN];
1791 assert( Client != NULL );
1792 assert( Req != NULL );
1794 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1796 /* Falsche Anzahl Parameter? */
1797 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1799 strcpy( rpl, RPL_ISON_MSG );
1800 for( i = 0; i < Req->argc; i++ )
1802 ptr = strtok( Req->argv[i], " " );
1806 c = Client_GetFromID( ptr );
1807 if( c && ( Client_Type( c ) == CLIENT_USER ))
1809 /* Dieser Nick ist "online" */
1813 ptr = strtok( NULL, " " );
1816 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1818 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1822 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1824 CLIENT *from, *target, *c;
1825 CHAR str[LINE_LEN + 1], *ptr = NULL;
1829 assert( Client != NULL );
1830 assert( Req != NULL );
1832 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1834 /* Falsche Anzahl Parameter? */
1835 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1838 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1839 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1841 /* Empfaenger des WHOIS suchen */
1842 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1844 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1846 /* Forwarden an anderen Server? */
1849 /* angegebenen Ziel-Server suchen */
1850 target = Client_GetFromID( Req->argv[1] );
1851 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1854 else target = Client_ThisServer( );
1856 assert( target != NULL );
1858 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 );
1860 /* Nick, User und Name */
1861 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1864 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;
1867 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1868 cl2chan = Channel_FirstChannelOf( c );
1871 chan = Channel_GetChannel( cl2chan );
1872 assert( chan != NULL );
1874 /* Channel-Name anhaengen */
1875 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
1876 if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
1877 if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
1878 strcat( str, Channel_Name( chan ));
1880 if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
1882 /* Zeile wird zu lang: senden! */
1883 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1884 sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
1887 /* naechstes Mitglied suchen */
1888 cl2chan = Channel_NextChannelOf( c, cl2chan );
1890 if( str[strlen( str ) - 1] != ':')
1892 /* Es sind noch Daten da, die gesendet werden muessen */
1893 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
1897 if( Client_HasMode( c, 'o' ))
1899 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1902 /* Idle (nur lokale Clients) */
1903 if( Client_Conn( c ) > NONE )
1905 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1909 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1913 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1915 CHAR rpl[COMMAND_LEN];
1919 assert( Client != NULL );
1920 assert( Req != NULL );
1922 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1924 /* Falsche Anzahl Parameter? */
1925 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1927 if( Req->argc > 5 ) max = 5;
1928 else max = Req->argc;
1930 strcpy( rpl, RPL_USERHOST_MSG );
1931 for( i = 0; i < max; i++ )
1933 c = Client_GetFromID( Req->argv[i] );
1934 if( c && ( Client_Type( c ) == CLIENT_USER ))
1936 /* Dieser Nick ist "online" */
1937 strcat( rpl, Client_ID( c ));
1938 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1940 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1941 else strcat( rpl, "+" );
1942 strcat( rpl, Client_User( c ));
1944 strcat( rpl, Client_Hostname( c ));
1948 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1950 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1951 } /* IRC_USERHOST */
1954 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1956 assert( Client != NULL );
1957 assert( Req != NULL );
1959 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1960 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1966 GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
1968 CLIENT *target, *from;
1970 assert( Client != NULL );
1971 assert( Req != NULL );
1973 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1975 /* Falsche Anzahl Parameter? */
1976 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1978 /* Absender ermitteln */
1979 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1981 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1983 /* An anderen Server forwarden? */
1984 if( Req->argc == 2 )
1986 target = Client_GetFromID( Req->argv[1] );
1987 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
1988 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
1991 /* Wer ist der Absender? */
1992 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
1993 else target = Client;
1994 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1996 Send_LUSERS( target );
2002 GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
2004 CLIENT *target, *from, *c;
2007 assert( Client != NULL );
2008 assert( Req != NULL );
2010 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2012 /* Falsche Anzahl Parameter? */
2013 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2015 /* Server-Mask ermitteln */
2016 if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
2019 /* Absender ermitteln */
2020 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
2022 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2024 /* An anderen Server forwarden? */
2025 if( Req->argc == 2 )
2027 target = Client_GetFromID( Req->argv[0] );
2028 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2029 else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
2032 /* Wer ist der Absender? */
2033 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2034 else target = Client;
2035 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2037 c = Client_First( );
2040 if( Client_Type( c ) == CLIENT_SERVER )
2042 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;
2044 c = Client_Next( c );
2047 return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
2051 GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
2053 CHAR *channame, *flags, modes[8];
2054 BOOLEAN is_new_chan;
2058 assert( Client != NULL );
2059 assert( Req != NULL );
2061 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2063 /* Falsche Anzahl Parameter? */
2064 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2066 /* Wer ist der Absender? */
2067 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2068 else target = Client;
2069 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2071 /* Channel-Namen durchgehen */
2072 channame = strtok( Req->argv[0], "," );
2075 /* wird der Channel neu angelegt? */
2078 if( Channel_Search( channame )) is_new_chan = FALSE;
2079 else is_new_chan = TRUE;
2081 /* Hat ein Server Channel-User-Modes uebergeben? */
2082 if( Client_Type( Client ) == CLIENT_SERVER )
2084 /* Channel-Flags extrahieren */
2085 flags = strchr( channame, 0x7 );
2086 if( flags ) *flags++ = '\0';
2089 /* neuer Channel udn lokaler Client? */
2090 if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
2092 /* Dann soll der Client Channel-Operator werden! */
2096 /* Channel joinen (und ggf. anlegen) */
2097 if( ! Channel_Join( target, channame ))
2099 /* naechsten Namen ermitteln */
2100 channame = strtok( NULL, "," );
2103 chan = Channel_Search( channame );
2104 assert( chan != NULL );
2106 /* Modes setzen (wenn vorhanden) */
2107 while( flags && *flags )
2109 Channel_UserModeAdd( chan, target, *flags );
2113 /* Muessen Modes an andere Server gemeldet werden? */
2114 strcpy( &modes[1], Channel_UserModes( chan, target ));
2115 if( modes[1] ) modes[0] = 0x7;
2116 else modes[0] = '\0';
2118 /* An andere Server weiterleiten */
2119 IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
2121 /* im Channel bekannt machen */
2122 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
2125 /* Modes im Channel bekannt machen */
2126 IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
2129 if( Client_Type( Client ) == CLIENT_USER )
2131 /* an Client bestaetigen */
2132 IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
2134 /* Topic an Client schicken */
2135 IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
2137 /* Mitglieder an Client Melden */
2138 Send_NAMES( Client, chan );
2139 IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
2142 /* naechsten Namen ermitteln */
2143 channame = strtok( NULL, "," );
2149 GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
2154 assert( Client != NULL );
2155 assert( Req != NULL );
2157 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2159 /* Falsche Anzahl Parameter? */
2160 if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2162 /* Wer ist der Absender? */
2163 if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
2164 else target = Client;
2165 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
2167 /* Channel-Namen durchgehen */
2168 chan = strtok( Req->argv[0], "," );
2171 if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
2173 /* naechsten Namen ermitteln */
2174 chan = strtok( NULL, "," );
2178 /* naechsten Namen ermitteln */
2179 chan = strtok( NULL, "," );
2185 GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
2187 CLIENT *target, *prefix;
2189 assert( Client != NULL );
2190 assert( Req != NULL );
2192 /* Falsche Anzahl Parameter? */
2193 if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2196 if( Req->argc == 1 ) target = Client_GetFromID( Req->argv[0] );
2197 else target = Client_ThisServer( );
2199 /* Prefix ermitteln */
2200 if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( Req->prefix );
2201 else prefix = Client;
2202 if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
2204 /* An anderen Server weiterleiten? */
2205 if( target != Client_ThisServer( ))
2207 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
2210 IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
2214 /* mit Versionsinfo antworten */
2215 return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
2219 GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
2223 assert( Client != NULL );
2224 assert( Req != NULL );
2226 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
2228 /* Falsche Anzahl Parameter? */
2229 if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
2231 prefix = Client_GetFromID( Req->prefix );
2234 Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
2235 prefix = Client_ThisServer( );
2238 Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
2240 /* andere Server benachrichtigen */
2241 IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
2243 /* haben wir selber einen solchen Client? */
2244 c = Client_GetFromID( Req->argv[0] );
2245 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
2251 LOCAL BOOLEAN Hello_User( CLIENT *Client )
2253 assert( Client != NULL );
2255 /* Passwort ueberpruefen */
2256 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
2258 /* Falsches Passwort */
2259 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
2260 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
2261 return DISCONNECTED;
2264 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
2266 /* Andere Server informieren */
2267 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 ));
2269 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
2270 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2271 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
2272 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
2274 Client_SetType( Client, CLIENT_USER );
2276 if( ! Send_LUSERS( Client )) return DISCONNECTED;
2277 if( ! Show_MOTD( Client )) return DISCONNECTED;
2283 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
2289 assert( Client != NULL );
2291 fd = fopen( Conf_MotdFile, "r" );
2294 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
2295 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
2298 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
2301 if( ! fgets( line, 126, fd )) break;
2302 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
2303 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
2309 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
2317 LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
2321 assert( Nick != NULL );
2322 assert( Reason != NULL );
2324 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
2326 /* andere Server benachrichtigen */
2327 IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
2329 /* Ggf. einen eigenen Client toeten */
2330 c = Client_GetFromID( Nick );
2331 if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
2335 LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
2337 BOOLEAN is_visible, is_member;
2338 CHAR str[LINE_LEN + 1];
2342 assert( Client != NULL );
2343 assert( Chan != NULL );
2345 if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
2346 else is_member = FALSE;
2348 /* Alle Mitglieder suchen */
2349 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2350 cl2chan = Channel_FirstMember( Chan );
2353 cl = Channel_GetClient( cl2chan );
2355 if( strchr( Client_Modes( cl ), 'i' )) is_visible = FALSE;
2356 else is_visible = TRUE;
2358 if( is_member || is_visible )
2360 /* Nick anhaengen */
2361 if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
2362 if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
2363 if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
2364 strcat( str, Client_ID( cl ));
2366 if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
2368 /* Zeile wird zu lang: senden! */
2369 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2370 sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
2374 /* naechstes Mitglied suchen */
2375 cl2chan = Channel_NextMember( Chan, cl2chan );
2377 if( str[strlen( str ) - 1] != ':')
2379 /* Es sind noch Daten da, die gesendet werden muessen */
2380 if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
2387 LOCAL BOOLEAN Send_LUSERS( CLIENT *Client )
2391 assert( Client != NULL );
2393 /* Users, Services und Serevr im Netz */
2394 if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
2396 /* IRC-Operatoren im Netz */
2397 cnt = Client_OperCount( );
2400 if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2403 /* Unbekannt Verbindungen */
2404 cnt = Client_UnknownCount( );
2407 if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
2410 /* Channels im Netz */
2411 if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
2413 /* Channels im Netz */
2414 if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
2420 CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
2422 assert( Target != NULL );
2423 assert( Client != NULL );
2425 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
2426 else return Client_Mask( Client );