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 1.35 2002/01/09 21:30:45 alex Exp $
17 * Revision 1.35 2002/01/09 21:30:45 alex
18 * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
20 * Revision 1.34 2002/01/09 01:09:58 alex
21 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
22 * - andere Server werden nun ueber bisherige Server und User informiert.
24 * Revision 1.33 2002/01/07 23:42:12 alex
25 * - Es werden fuer alle Server eigene Token generiert,
26 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
27 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
29 * Revision 1.32 2002/01/07 16:02:36 alex
30 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
31 * - Im Debug-Mode werden nun auch PING's protokolliert.
33 * Revision 1.31 2002/01/07 15:39:46 alex
34 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
35 * - MODE und NICK melden nun die Aenderungen an andere Server.
37 * Revision 1.30 2002/01/06 15:21:29 alex
38 * - Loglevel und Meldungen nochmals ueberarbeitet.
39 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
40 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
42 * Revision 1.29 2002/01/05 23:24:54 alex
43 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
44 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
46 * Revision 1.28 2002/01/05 20:08:02 alex
47 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
48 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
50 * Revision 1.27 2002/01/05 19:15:03 alex
51 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
53 * Revision 1.26 2002/01/05 16:51:18 alex
54 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
56 * Revision 1.25 2002/01/05 00:48:33 alex
57 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
59 * Revision 1.24 2002/01/04 17:58:44 alex
60 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
61 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
63 * Revision 1.23 2002/01/04 01:36:40 alex
64 * - Loglevel ein wenig angepasst.
66 * Revision 1.22 2002/01/04 01:21:47 alex
67 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
68 * - Weitere Anpassungen und Erweiterungen der Server-Links.
70 * Revision 1.21 2002/01/03 02:26:51 alex
71 * - neue Befehle SERVER und NJOIN begonnen,
72 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
74 * Revision 1.20 2002/01/02 12:46:41 alex
75 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
77 * Revision 1.19 2002/01/02 02:51:39 alex
78 * - Copyright-Texte angepasst.
79 * - neuer Befehl "ERROR".
81 * Revision 1.17 2001/12/31 15:33:13 alex
82 * - neuer Befehl NAMES, kleinere Bugfixes.
83 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
85 * Revision 1.16 2001/12/31 02:18:51 alex
86 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
87 * - neuen Header "defines.h" mit (fast) allen Konstanten.
88 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
90 * Revision 1.15 2001/12/30 19:26:11 alex
91 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
93 * Revision 1.14 2001/12/30 11:42:00 alex
94 * - der Server meldet nun eine ordentliche "Start-Zeit".
96 * Revision 1.13 2001/12/29 03:10:06 alex
97 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
98 * - neue configure-Optione "--enable-strict-rfc".
100 * Revision 1.12 2001/12/27 19:17:26 alex
101 * - neue Befehle PRIVMSG, NOTICE, PING.
103 * Revision 1.11 2001/12/27 16:55:41 alex
104 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
106 * Revision 1.10 2001/12/26 22:48:53 alex
107 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
109 * Revision 1.9 2001/12/26 14:45:37 alex
112 * Revision 1.8 2001/12/26 03:21:46 alex
113 * - PING/PONG-Befehle implementiert,
114 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
116 * Revision 1.7 2001/12/25 23:25:18 alex
117 * - und nochmal Aenderungen am Logging ;-)
119 * Revision 1.6 2001/12/25 23:13:33 alex
120 * - Debug-Meldungen angepasst.
122 * Revision 1.5 2001/12/25 22:02:42 alex
123 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
125 * Revision 1.4 2001/12/25 19:19:30 alex
126 * - bessere Fehler-Abfragen, diverse Bugfixes.
127 * - Nicks werden nur einmal vergeben :-)
128 * - /MOTD wird unterstuetzt.
130 * Revision 1.3 2001/12/24 01:34:06 alex
131 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
132 * - MOTD-Ausgabe begonnen zu implementieren.
134 * Revision 1.2 2001/12/23 21:57:16 alex
135 * - erste IRC-Befehle zu implementieren begonnen.
137 * Revision 1.1 2001/12/14 08:13:43 alex
138 * - neues Modul begonnen :-)
158 #include "messages.h"
166 #define CONNECTED TRUE
167 #define DISCONNECTED FALSE
170 LOCAL BOOLEAN Hello_User( CLIENT *Client );
171 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
173 LOCAL VOID Kill_Nick( CHAR *Nick );
176 GLOBAL VOID IRC_Init( VOID )
181 GLOBAL VOID IRC_Exit( VOID )
186 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
189 BOOLEAN ok = CONNECTED;
192 assert( Client != NULL );
193 assert( Format != NULL );
195 va_start( ap, Format );
196 vsnprintf( buffer, 1000, Format, ap );
199 /* an den Client selber */
200 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
203 } /* IRC_WriteStrClient */
206 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
208 /* Text an Clients, lokal bzw. remote, senden. */
213 assert( Client != NULL );
214 assert( Format != NULL );
215 assert( Prefix != NULL );
217 va_start( ap, Format );
218 vsnprintf( buffer, 1000, Format, ap );
221 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Client_ID( Prefix ), buffer );
222 } /* IRC_WriteStrClientPrefix */
225 GLOBAL BOOLEAN IRC_WriteStrRelated( CLIENT *Client, CHAR *Format, ... )
228 BOOLEAN ok = CONNECTED;
231 assert( Client != NULL );
232 assert( Format != NULL );
234 va_start( ap, Format );
235 vsnprintf( buffer, 1000, Format, ap );
238 /* an den Client selber */
239 ok = IRC_WriteStrClient( Client, buffer );
244 } /* IRC_WriteStrRelated */
247 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
252 assert( Format != NULL );
254 va_start( ap, Format );
255 vsnprintf( buffer, 1000, Format, ap );
258 /* an den Client selber */
259 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
260 } /* IRC_WriteStrServers */
263 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
269 assert( Format != NULL );
270 assert( Prefix != NULL );
272 va_start( ap, Format );
273 vsnprintf( buffer, 1000, Format, ap );
279 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
281 /* Ziel-Server gefunden */
282 IRC_WriteStrClientPrefix( c, Prefix, buffer );
284 c = Client_Next( c );
286 } /* IRC_WriteStrServersPrefix */
289 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
291 assert( Client != NULL );
292 assert( Req != NULL );
294 /* Fehler liefern, wenn kein lokaler Client */
295 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
297 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
299 /* noch nicht registrierte unbekannte Verbindung */
300 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
302 /* Passwort speichern */
303 Client_SetPassword( Client, Req->argv[0] );
305 Client_SetType( Client, CLIENT_GOTPASS );
308 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
310 /* noch nicht registrierte Server-Verbindung */
311 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
313 /* Passwort speichern */
314 Client_SetPassword( Client, Req->argv[0] );
316 Client_SetType( Client, CLIENT_GOTPASSSERVER );
319 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
321 /* Falsche Anzahl Parameter? */
322 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
324 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
328 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
330 CHAR str[LINE_LEN], *ptr;
335 assert( Client != NULL );
336 assert( Req != NULL );
338 /* Fehler liefern, wenn kein lokaler Client */
339 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
341 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
343 /* Verbindung soll als Server-Server-Verbindung registriert werden */
344 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
346 /* Falsche Anzahl Parameter? */
347 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
349 /* Ist dieser Server bei uns konfiguriert? */
350 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
351 if( i >= Conf_Server_Count )
353 /* Server ist nicht konfiguriert! */
354 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
355 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
358 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
360 /* Falsches Passwort */
361 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
362 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
366 /* Ist ein Server mit dieser ID bereits registriert? */
367 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
369 /* Server-Strukturen fuellen ;-) */
370 Client_SetID( Client, Req->argv[0] );
371 Client_SetHops( Client, 1 );
372 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
374 /* Meldet sich der Server bei uns an? */
377 /* Unseren SERVER- und PASS-Befehl senden */
379 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
380 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
383 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
386 Client_SetIntroducer( Client, Client );
387 Client_SetToken( Client, 1 );
389 else Client_SetToken( Client, atoi( Req->argv[1] ));
391 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
393 Client_SetType( Client, CLIENT_SERVER );
395 /* Alle bisherigen Server dem neuen Server bekannt machen,
396 * die bisherigen Server ueber den neuen informierenn */
400 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )))
402 if( Client_Conn( c ) > NONE )
404 /* Dem gefundenen Server gleich den neuen
405 * Server bekannt machen */
406 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
409 /* Den neuen Server ueber den alten informieren */
410 if( ! IRC_WriteStrClientPrefix( Client, Client_Introducer( c ), "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ))) return DISCONNECTED;
412 c = Client_Next( c );
415 /* alle User dem neuen Server bekannt machen */
419 if( Client_Type( c ) == CLIENT_USER )
421 /* User an neuen Server melden */
422 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;
424 c = Client_Next( c );
429 else if( Client_Type( Client ) == CLIENT_SERVER )
431 /* Neuer Server wird im Netz angekuendigt */
433 /* Falsche Anzahl Parameter? */
434 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
436 /* Ist ein Server mit dieser ID bereits registriert? */
437 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
439 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
440 ptr = strchr( Req->argv[3] + 2, '[' );
441 if( ! ptr ) ptr = Req->argv[3];
443 /* Neue Client-Struktur anlegen */
444 c = Client_NewRemoteServer( Client, Req->argv[0], atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
447 /* Neue Client-Struktur konnte nicht angelegt werden */
448 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
449 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
453 /* Log-Meldung zusammenbauen und ausgeben */
454 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Req->prefix );
455 else strcpy( str, "" );
456 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": "" );
460 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
464 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
466 assert( Client != NULL );
467 assert( Req != NULL );
469 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
475 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
477 CLIENT *intr_c, *target, *c;
479 assert( Client != NULL );
480 assert( Req != NULL );
482 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
484 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 ))
486 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 ))
489 /* User-Registrierung bzw. Nick-Aenderung */
491 /* Falsche Anzahl Parameter? */
492 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
494 /* "Ziel-Client" ermitteln */
495 if( Client_Type( Client ) == CLIENT_SERVER )
497 target = Client_GetFromID( Req->prefix );
498 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
502 /* Ist der Client "restricted"? */
503 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
507 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
508 * wir nichts. So macht es das Original und mind. Snak hat probleme,
509 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
511 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
514 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
515 * will nur die Gross- und Kleinschreibung aendern. Das darf
516 * er natuerlich machen :-) */
517 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
519 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
522 if( Client_Type( Client ) == CLIENT_USER )
524 /* Nick-Aenderung: allen mitteilen! */
525 Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
526 IRC_WriteStrRelated( Client, "NICK :%s", Req->argv[0] );
527 IRC_WriteStrServersPrefix( NULL, Client, "NICK :%s", Req->argv[0] );
529 else if( Client_Type( Client ) == CLIENT_SERVER )
531 /* Nick-Aenderung: allen mitteilen! */
532 Log( LOG_DEBUG, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
533 IRC_WriteStrServersPrefix( Client, Client, "NICK :%s", Req->argv[0] );
536 /* Client-Nick registrieren */
537 Client_SetID( target, Req->argv[0] );
539 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
542 Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client_Conn( Client ));
543 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
544 else Client_SetType( Client, CLIENT_GOTNICK );
548 else if( Client_Type( Client ) == CLIENT_SERVER )
550 /* Server fuehrt neuen Client ein */
552 /* Falsche Anzahl Parameter? */
553 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
555 /* Nick ueberpruefen */
556 c = Client_GetFromID( Req->argv[0] );
559 /* Der neue Nick ist auf diesem Server bereits registriert:
560 * sowohl der neue, als auch der alte Client muessen nun
561 * disconnectiert werden. */
562 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
563 Kill_Nick( Req->argv[0] );
567 /* Server, zu dem der Client connectiert ist, suchen */
568 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
571 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
572 Kill_Nick( Req->argv[0] );
576 /* Neue Client-Struktur anlegen */
577 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], Req->argv[6], TRUE );
580 /* Eine neue Client-Struktur konnte nicht angelegt werden.
581 * Der Client muss disconnectiert werden, damit der Netz-
582 * status konsistent bleibt. */
583 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
584 Kill_Nick( Req->argv[0] );
588 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": "" );
590 /* Andere Server, ausser dem Introducer, informieren */
591 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] );
595 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
599 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
601 assert( Client != NULL );
602 assert( Req != NULL );
605 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
607 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
610 /* Falsche Anzahl Parameter? */
611 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
613 Client_SetUser( Client, Req->argv[0], FALSE );
614 Client_SetInfo( Client, Req->argv[3] );
616 Log( LOG_DEBUG, "Connection %d: got USER command ...", Client_Conn( Client ));
617 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
618 else Client_SetType( Client, CLIENT_GOTUSER );
621 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
623 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
625 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
629 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
633 assert( Client != NULL );
634 assert( Req != NULL );
636 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
640 /* Falsche Anzahl Parameter? */
641 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
643 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
644 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
648 else if ( Client_Type( Client ) == CLIENT_SERVER )
652 /* Falsche Anzahl Parameter? */
653 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
655 target = Client_Search( Req->prefix );
658 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
662 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
663 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
667 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
671 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
675 assert( Client != NULL );
676 assert( Req != NULL );
678 /* SQUIT ist nur fuer Server erlaubt */
679 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
681 /* Falsche Anzahl Parameter? */
682 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
684 target = Client_GetFromID( Req->argv[0] );
687 Log( LOG_ERR, "Got SQUIT from %s for unknown server \%s\"!?", Client_ID( Client ), Req->argv[0] );
691 if( target == Client ) Log( LOG_DEBUG, "Got SQUIT from %s: %s", Client_ID( Client ), Req->argv[1] );
692 else Log( LOG_DEBUG, "Got SQUIT from %s for %s: %s", Client_ID( Client ), Client_ID( target ), Req->argv[1] );
694 /* SQUIT an alle Server weiterleiten */
695 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
697 if( Client_Conn( target ) > NONE )
699 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), "Got SQUIT command.", Req->argv[1], TRUE );
700 else Conn_Close( Client_Conn( target ), "Got SQUIT command.", NULL, TRUE );
705 Client_Destroy( target, "Got SQUIT command.", Req->argv[1] );
711 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
713 assert( Client != NULL );
714 assert( Req != NULL );
716 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
718 /* Falsche Anzahl Parameter? */
719 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
720 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
722 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
723 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
727 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
729 assert( Client != NULL );
730 assert( Req != NULL );
732 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
734 /* Falsche Anzahl Parameter? */
735 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
736 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
738 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
739 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
741 Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
746 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
748 assert( Client != NULL );
749 assert( Req != NULL );
751 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
753 /* Falsche Anzahl Parameter? */
754 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
756 return Show_MOTD( Client );
760 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
764 assert( Client != NULL );
765 assert( Req != NULL );
767 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
769 /* Falsche Anzahl Parameter? */
770 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
771 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
772 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
774 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
777 to = Client_Search( Req->argv[0] );
780 /* Okay, Ziel ist ein User */
781 if( Client_Conn( from ) >= 0 ) Conn_UpdateIdle( Client_Conn( from ));
782 return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
784 else return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
788 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
792 assert( Client != NULL );
793 assert( Req != NULL );
795 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
797 /* Falsche Anzahl Parameter? */
798 if( Req->argc != 2 ) return CONNECTED;
800 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
803 to = Client_Search( Req->argv[0] );
806 /* Okay, Ziel ist ein User */
807 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
809 else return CONNECTED;
813 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
815 CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr;
819 assert( Client != NULL );
820 assert( Req != NULL );
822 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
824 /* Falsche Anzahl Parameter? */
825 if(( Req->argc > 2 ) || ( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
827 /* "Ziel-Client" suchen */
828 target = Client_Search( Req->argv[0] );
830 /* Wer ist der Anfragende? */
831 if( Client_Type( Client ) == CLIENT_USER )
833 /* User: MODE ist nur fuer sich selber zulaessig */
834 if( target != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
838 /* Server: gibt es den Client ueberhaupt? */
839 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
842 /* Werden die Modes erfragt? */
843 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( Client ));
847 /* Sollen Modes gesetzt oder geloescht werden? */
848 if( *ptr == '+' ) set = TRUE;
849 else if( *ptr == '-' ) set = FALSE;
850 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
852 /* Reply-String mit Aenderungen vorbereiten */
853 if( set ) strcpy( new_modes, "+" );
854 else strcpy( new_modes, "-" );
862 if( Client_Type( Client ) == CLIENT_SERVER )
876 /* restricted (kann nur gesetzt werden) */
877 if( set ) x[0] = 'r';
878 else ok = IRC_WriteStrClient( target, ERR_RESTRICTED_MSG, Client_ID( target ));
881 /* operator (kann nur geloescht werden) */
884 Client_SetOperByMe( target, FALSE );
887 else ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
890 ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
897 if( ! x[0] ) continue;
899 /* Okay, gueltigen Mode gefunden */
902 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
903 if( Client_ModeAdd( target, x[0] )) strcat( new_modes, x );
907 /* Modes geloescht. Wenn der Client ihn hatte: merken */
908 if( Client_ModeDel( target, x[0] )) strcat( new_modes, x );
912 /* Geanderte Modes? */
915 if( Client_Type( Client ) == CLIENT_SERVER )
917 /* Modes an andere Server forwarden */
918 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :%s", Client_ID( target ), new_modes );
922 /* Bestaetigung an Client schicken & andere Server informieren */
923 ok = IRC_WriteStrRelated( Client, "MODE %s :%s", Client_ID( target ), new_modes );
924 IRC_WriteStrServers( Client, "MODE %s :%s", Client_ID( target ), new_modes );
926 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( target ), Client_Modes( target ));
932 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
936 assert( Client != NULL );
937 assert( Req != NULL );
939 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
941 /* Falsche Anzahl Parameter? */
942 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
944 /* Operator suchen */
945 for( i = 0; i < Conf_Oper_Count; i++)
947 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
949 if( i >= Conf_Oper_Count )
951 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
952 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
955 /* Stimmt das Passwort? */
956 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
958 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
959 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
962 if( ! Client_HasMode( Client, 'o' ))
964 /* noch kein o-Mode gesetzt */
965 Client_ModeAdd( Client, 'o' );
966 if( ! IRC_WriteStrRelated( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
967 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
970 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
972 Client_SetOperByMe( Client, TRUE );
973 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
977 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
979 assert( Client != NULL );
980 assert( Req != NULL );
982 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
984 /* Falsche Anzahl Parameter? */
985 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
987 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
989 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
995 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
997 assert( Client != NULL );
998 assert( Req != NULL );
1000 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1002 /* Falsche Anzahl Parameter? */
1003 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1005 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1007 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1008 NGIRCd_Restart = TRUE;
1013 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1015 CHAR rpl[COMMAND_LEN];
1018 assert( Client != NULL );
1019 assert( Req != NULL );
1021 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1023 /* Falsche Anzahl Parameter? */
1024 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1026 /* Noch alle User ausgeben, die in keinem Channel sind */
1028 c = Client_First( );
1031 if( Client_Type( c ) == CLIENT_USER )
1033 /* Okay, das ist ein User */
1034 strcat( rpl, Client_ID( c ));
1038 /* Antwort zu lang? Splitten. */
1039 if( strlen( rpl ) > 480 )
1041 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1042 if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
1046 c = Client_Next( c );
1050 /* es wurden User gefunden */
1051 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1052 if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
1054 return IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), "*" );
1058 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1060 CHAR rpl[COMMAND_LEN];
1065 assert( Client != NULL );
1066 assert( Req != NULL );
1068 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1070 /* Falsche Anzahl Parameter? */
1071 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1073 strcpy( rpl, RPL_ISON_MSG );
1074 for( i = 0; i < Req->argc; i++ )
1076 ptr = strtok( Req->argv[i], " " );
1080 c = Client_GetFromID( ptr );
1081 if( c && ( Client_Type( c ) == CLIENT_USER ))
1083 /* Dieser Nick ist "online" */
1087 ptr = strtok( NULL, " " );
1090 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1092 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1096 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1098 CLIENT *from, *target, *c;
1101 assert( Client != NULL );
1102 assert( Req != NULL );
1104 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1106 /* Falsche Anzahl Parameter? */
1107 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1110 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1111 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1113 /* Empfaenger des WHOIS suchen */
1114 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1116 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1118 /* Forwarden an anderen Server? */
1121 /* angegebenen Ziel-Server suchen */
1122 target = Client_GetFromID( Req->argv[1] );
1123 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1127 else if( Client_Conn( c ) == NONE )
1129 /* Client ist nicht von uns. Ziel-Server suchen */
1136 if( target && ( Client_NextHop( target ) != Client_ThisServer( )) && ( Client_Type( Client_NextHop( target )) == CLIENT_SERVER )) return IRC_WriteStrClientPrefix( target, from, "WHOIS %s :%s", Req->argv[0], ptr );
1138 /* Nick, User und Name */
1139 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1142 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;
1145 if( Client_HasMode( c, 'o' ))
1147 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1150 /* Idle (nur lokale Clients) */
1151 if( Client_Conn( c ) > NONE )
1153 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1157 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1161 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1163 CHAR rpl[COMMAND_LEN];
1167 assert( Client != NULL );
1168 assert( Req != NULL );
1170 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1172 /* Falsche Anzahl Parameter? */
1173 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1175 if( Req->argc > 5 ) max = 5;
1176 else max = Req->argc;
1178 strcpy( rpl, RPL_USERHOST_MSG );
1179 for( i = 0; i < max; i++ )
1181 c = Client_GetFromID( Req->argv[i] );
1182 if( c && ( Client_Type( c ) == CLIENT_USER ))
1184 /* Dieser Nick ist "online" */
1185 strcat( rpl, Client_ID( c ));
1186 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1188 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1189 else strcat( rpl, "+" );
1190 strcat( rpl, Client_User( c ));
1192 strcat( rpl, Client_Hostname( c ));
1196 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1198 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1199 } /* IRC_USERHOST */
1202 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1204 assert( Client != NULL );
1205 assert( Req != NULL );
1207 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1208 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1214 LOCAL BOOLEAN Hello_User( CLIENT *Client )
1216 assert( Client != NULL );
1218 /* Passwort ueberpruefen */
1219 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
1221 /* Falsches Passwort */
1222 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
1223 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
1224 return DISCONNECTED;
1227 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
1229 /* Andere Server informieren */
1230 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 ));
1232 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
1233 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
1234 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
1235 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
1237 Client_SetType( Client, CLIENT_USER );
1239 return Show_MOTD( Client );
1243 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
1249 assert( Client != NULL );
1251 fd = fopen( Conf_MotdFile, "r" );
1254 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
1255 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
1258 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
1261 if( ! fgets( line, 126, fd )) break;
1262 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
1263 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
1269 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
1277 LOCAL VOID Kill_Nick( CHAR *Nick )
1279 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected!", Nick );
1281 Log( LOG_ALERT, "[Kill_Nick() not implemented - OOOPS!]" );