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 1.34 2002/01/09 01:09:58 alex Exp $
17 * Revision 1.34 2002/01/09 01:09:58 alex
18 * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
19 * - andere Server werden nun ueber bisherige Server und User informiert.
21 * Revision 1.33 2002/01/07 23:42:12 alex
22 * - Es werden fuer alle Server eigene Token generiert,
23 * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
24 * - ebenso NICK-Befehle, die "fremde" User einfuehren.
26 * Revision 1.32 2002/01/07 16:02:36 alex
27 * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
28 * - Im Debug-Mode werden nun auch PING's protokolliert.
30 * Revision 1.31 2002/01/07 15:39:46 alex
31 * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
32 * - MODE und NICK melden nun die Aenderungen an andere Server.
34 * Revision 1.30 2002/01/06 15:21:29 alex
35 * - Loglevel und Meldungen nochmals ueberarbeitet.
36 * - QUIT und SQUIT forwarden nun den Grund der Trennung,
37 * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
39 * Revision 1.29 2002/01/05 23:24:54 alex
40 * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
41 * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
43 * Revision 1.28 2002/01/05 20:08:02 alex
44 * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
45 * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
47 * Revision 1.27 2002/01/05 19:15:03 alex
48 * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
50 * Revision 1.26 2002/01/05 16:51:18 alex
51 * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
53 * Revision 1.25 2002/01/05 00:48:33 alex
54 * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
56 * Revision 1.24 2002/01/04 17:58:44 alex
57 * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
58 * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
60 * Revision 1.23 2002/01/04 01:36:40 alex
61 * - Loglevel ein wenig angepasst.
63 * Revision 1.22 2002/01/04 01:21:47 alex
64 * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
65 * - Weitere Anpassungen und Erweiterungen der Server-Links.
67 * Revision 1.21 2002/01/03 02:26:51 alex
68 * - neue Befehle SERVER und NJOIN begonnen,
69 * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
71 * Revision 1.20 2002/01/02 12:46:41 alex
72 * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
74 * Revision 1.19 2002/01/02 02:51:39 alex
75 * - Copyright-Texte angepasst.
76 * - neuer Befehl "ERROR".
78 * Revision 1.17 2001/12/31 15:33:13 alex
79 * - neuer Befehl NAMES, kleinere Bugfixes.
80 * - Bug bei PING behoben: war zu restriktiv implementiert :-)
82 * Revision 1.16 2001/12/31 02:18:51 alex
83 * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
84 * - neuen Header "defines.h" mit (fast) allen Konstanten.
85 * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
87 * Revision 1.15 2001/12/30 19:26:11 alex
88 * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
90 * Revision 1.14 2001/12/30 11:42:00 alex
91 * - der Server meldet nun eine ordentliche "Start-Zeit".
93 * Revision 1.13 2001/12/29 03:10:06 alex
94 * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
95 * - neue configure-Optione "--enable-strict-rfc".
97 * Revision 1.12 2001/12/27 19:17:26 alex
98 * - neue Befehle PRIVMSG, NOTICE, PING.
100 * Revision 1.11 2001/12/27 16:55:41 alex
101 * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
103 * Revision 1.10 2001/12/26 22:48:53 alex
104 * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
106 * Revision 1.9 2001/12/26 14:45:37 alex
109 * Revision 1.8 2001/12/26 03:21:46 alex
110 * - PING/PONG-Befehle implementiert,
111 * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
113 * Revision 1.7 2001/12/25 23:25:18 alex
114 * - und nochmal Aenderungen am Logging ;-)
116 * Revision 1.6 2001/12/25 23:13:33 alex
117 * - Debug-Meldungen angepasst.
119 * Revision 1.5 2001/12/25 22:02:42 alex
120 * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
122 * Revision 1.4 2001/12/25 19:19:30 alex
123 * - bessere Fehler-Abfragen, diverse Bugfixes.
124 * - Nicks werden nur einmal vergeben :-)
125 * - /MOTD wird unterstuetzt.
127 * Revision 1.3 2001/12/24 01:34:06 alex
128 * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
129 * - MOTD-Ausgabe begonnen zu implementieren.
131 * Revision 1.2 2001/12/23 21:57:16 alex
132 * - erste IRC-Befehle zu implementieren begonnen.
134 * Revision 1.1 2001/12/14 08:13:43 alex
135 * - neues Modul begonnen :-)
155 #include "messages.h"
163 #define CONNECTED TRUE
164 #define DISCONNECTED FALSE
167 LOCAL BOOLEAN Hello_User( CLIENT *Client );
168 LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
170 LOCAL VOID Kill_Nick( CHAR *Nick );
173 GLOBAL VOID IRC_Init( VOID )
178 GLOBAL VOID IRC_Exit( VOID )
183 GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
186 BOOLEAN ok = CONNECTED;
189 assert( Client != NULL );
190 assert( Format != NULL );
192 va_start( ap, Format );
193 vsnprintf( buffer, 1000, Format, ap );
196 /* an den Client selber */
197 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
200 } /* IRC_WriteStrClient */
203 GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
205 /* Text an Clients, lokal bzw. remote, senden. */
210 assert( Client != NULL );
211 assert( Format != NULL );
212 assert( Prefix != NULL );
214 va_start( ap, Format );
215 vsnprintf( buffer, 1000, Format, ap );
218 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Client_ID( Prefix ), buffer );
219 } /* IRC_WriteStrClientPrefix */
222 GLOBAL BOOLEAN IRC_WriteStrRelated( CLIENT *Client, CHAR *Format, ... )
225 BOOLEAN ok = CONNECTED;
228 assert( Client != NULL );
229 assert( Format != NULL );
231 va_start( ap, Format );
232 vsnprintf( buffer, 1000, Format, ap );
235 /* an den Client selber */
236 ok = IRC_WriteStrClient( Client, buffer );
241 } /* IRC_WriteStrRelated */
244 GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
249 assert( Format != NULL );
251 va_start( ap, Format );
252 vsnprintf( buffer, 1000, Format, ap );
255 /* an den Client selber */
256 return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
257 } /* IRC_WriteStrServers */
260 GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
266 assert( Format != NULL );
267 assert( Prefix != NULL );
269 va_start( ap, Format );
270 vsnprintf( buffer, 1000, Format, ap );
276 if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
278 /* Ziel-Server gefunden */
279 IRC_WriteStrClientPrefix( c, Prefix, buffer );
281 c = Client_Next( c );
283 } /* IRC_WriteStrServersPrefix */
286 GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
288 assert( Client != NULL );
289 assert( Req != NULL );
291 /* Fehler liefern, wenn kein lokaler Client */
292 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
294 if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
296 /* noch nicht registrierte unbekannte Verbindung */
297 Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
299 /* Passwort speichern */
300 Client_SetPassword( Client, Req->argv[0] );
302 Client_SetType( Client, CLIENT_GOTPASS );
305 else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
307 /* noch nicht registrierte Server-Verbindung */
308 Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
310 /* Passwort speichern */
311 Client_SetPassword( Client, Req->argv[0] );
313 Client_SetType( Client, CLIENT_GOTPASSSERVER );
316 else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
318 /* Falsche Anzahl Parameter? */
319 return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
321 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
325 GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
327 CHAR str[LINE_LEN], *ptr;
332 assert( Client != NULL );
333 assert( Req != NULL );
335 /* Fehler liefern, wenn kein lokaler Client */
336 if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
338 if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
340 /* Verbindung soll als Server-Server-Verbindung registriert werden */
341 Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
343 /* Falsche Anzahl Parameter? */
344 if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
346 /* Ist dieser Server bei uns konfiguriert? */
347 for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
348 if( i >= Conf_Server_Count )
350 /* Server ist nicht konfiguriert! */
351 Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
352 Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
355 if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
357 /* Falsches Passwort */
358 Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
359 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
363 /* Ist ein Server mit dieser ID bereits registriert? */
364 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
366 /* Server-Strukturen fuellen ;-) */
367 Client_SetID( Client, Req->argv[0] );
368 Client_SetHops( Client, 1 );
369 Client_SetInfo( Client, Req->argv[Req->argc - 1] );
371 /* Meldet sich der Server bei uns an? */
374 /* Unseren SERVER- und PASS-Befehl senden */
376 if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
377 else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
380 Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
383 Client_SetIntroducer( Client, Client );
384 Client_SetToken( Client, 1 );
386 else Client_SetToken( Client, atoi( Req->argv[1] ));
388 Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
390 Client_SetType( Client, CLIENT_SERVER );
392 /* Alle bisherigen Server dem neuen Server bekannt machen,
393 * die bisherigen Server ueber den neuen informierenn */
397 if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )))
399 if( Client_Conn( c ) > NONE )
401 /* Dem gefundenen Server gleich den neuen
402 * Server bekannt machen */
403 if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
406 /* Den neuen Server ueber den alten informieren */
407 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;
409 c = Client_Next( c );
412 /* alle User dem neuen Server bekannt machen */
416 if( Client_Type( c ) == CLIENT_USER )
418 /* User an neuen Server melden */
419 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;
421 c = Client_Next( c );
426 else if( Client_Type( Client ) == CLIENT_SERVER )
428 /* Neuer Server wird im Netz angekuendigt */
430 /* Falsche Anzahl Parameter? */
431 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
433 /* Ist ein Server mit dieser ID bereits registriert? */
434 if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
436 /* Ueberfluessige Hostnamen aus Info-Text entfernen */
437 ptr = strchr( Req->argv[3] + 2, '[' );
438 if( ! ptr ) ptr = Req->argv[3];
440 /* Neue Client-Struktur anlegen */
441 c = Client_NewRemoteServer( Client, Req->argv[0], atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
444 /* Neue Client-Struktur konnte nicht angelegt werden */
445 Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
446 Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
450 /* Log-Meldung zusammenbauen und ausgeben */
451 if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Req->prefix );
452 else strcpy( str, "" );
453 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": "" );
457 else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
461 GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
463 assert( Client != NULL );
464 assert( Req != NULL );
466 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
472 GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
474 CLIENT *intr_c, *target, *c;
476 assert( Client != NULL );
477 assert( Req != NULL );
479 /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
481 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 ))
483 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 ))
486 /* User-Registrierung bzw. Nick-Aenderung */
488 /* Falsche Anzahl Parameter? */
489 if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
491 /* "Ziel-Client" ermitteln */
492 if( Client_Type( Client ) == CLIENT_SERVER )
494 target = Client_GetFromID( Req->prefix );
495 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
499 /* Ist der Client "restricted"? */
500 if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
504 /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
505 * wir nichts. So macht es das Original und mind. Snak hat probleme,
506 * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
508 if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
511 /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
512 * will nur die Gross- und Kleinschreibung aendern. Das darf
513 * er natuerlich machen :-) */
514 if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
516 if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
519 if( Client_Type( Client ) == CLIENT_USER )
521 /* Nick-Aenderung: allen mitteilen! */
522 Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
523 IRC_WriteStrRelated( Client, "NICK :%s", Req->argv[0] );
524 IRC_WriteStrServersPrefix( NULL, Client, "NICK :%s", Req->argv[0] );
526 else if( Client_Type( Client ) == CLIENT_SERVER )
528 /* Nick-Aenderung: allen mitteilen! */
529 Log( LOG_DEBUG, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
530 IRC_WriteStrServersPrefix( Client, Client, "NICK :%s", Req->argv[0] );
533 /* Client-Nick registrieren */
534 Client_SetID( target, Req->argv[0] );
536 if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
539 Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client_Conn( Client ));
540 if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
541 else Client_SetType( Client, CLIENT_GOTNICK );
545 else if( Client_Type( Client ) == CLIENT_SERVER )
547 /* Server fuehrt neuen Client ein */
549 /* Falsche Anzahl Parameter? */
550 if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
552 /* Nick ueberpruefen */
553 c = Client_GetFromID( Req->argv[0] );
556 /* Der neue Nick ist auf diesem Server bereits registriert:
557 * sowohl der neue, als auch der alte Client muessen nun
558 * disconnectiert werden. */
559 Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
560 Kill_Nick( Req->argv[0] );
564 /* Server, zu dem der Client connectiert ist, suchen */
565 intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
568 Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
569 Kill_Nick( Req->argv[0] );
573 /* Neue Client-Struktur anlegen */
574 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 );
577 /* Eine neue Client-Struktur konnte nicht angelegt werden.
578 * Der Client muss disconnectiert werden, damit der Netz-
579 * status konsistent bleibt. */
580 Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
581 Kill_Nick( Req->argv[0] );
585 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": "" );
587 /* Andere Server, ausser dem Introducer, informieren */
588 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] );
592 else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
596 GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
598 assert( Client != NULL );
599 assert( Req != NULL );
602 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
604 if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
607 /* Falsche Anzahl Parameter? */
608 if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
610 Client_SetUser( Client, Req->argv[0], FALSE );
611 Client_SetInfo( Client, Req->argv[3] );
613 Log( LOG_DEBUG, "Connection %d: got USER command ...", Client_Conn( Client ));
614 if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
615 else Client_SetType( Client, CLIENT_GOTUSER );
618 else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
620 return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
622 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
626 GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
630 assert( Client != NULL );
631 assert( Req != NULL );
633 if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
637 /* Falsche Anzahl Parameter? */
638 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
640 if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
641 else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
645 else if ( Client_Type( Client ) == CLIENT_SERVER )
649 /* Falsche Anzahl Parameter? */
650 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
652 target = Client_Search( Req->prefix );
655 Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
659 if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
660 else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
664 else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
668 GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
672 assert( Client != NULL );
673 assert( Req != NULL );
675 /* SQUIT ist nur fuer Server erlaubt */
676 if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
678 /* Falsche Anzahl Parameter? */
679 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
681 target = Client_GetFromID( Req->argv[0] );
684 Log( LOG_ERR, "Got SQUIT from %s for unknown server \%s\"!?", Client_ID( Client ), Req->argv[0] );
688 if( target == Client ) Log( LOG_DEBUG, "Got SQUIT from %s: %s", Client_ID( Client ), Req->argv[1] );
689 else Log( LOG_DEBUG, "Got SQUIT from %s for %s: %s", Client_ID( Client ), Client_ID( target ), Req->argv[1] );
691 /* SQUIT an alle Server weiterleiten */
692 IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
694 if( Client_Conn( target ) > NONE )
696 if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), "Got SQUIT command.", Req->argv[1], TRUE );
697 else Conn_Close( Client_Conn( target ), "Got SQUIT command.", NULL, TRUE );
702 Client_Destroy( target, "Got SQUIT command.", Req->argv[1] );
708 GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
710 assert( Client != NULL );
711 assert( Req != NULL );
713 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
715 /* Falsche Anzahl Parameter? */
716 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
717 if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
719 Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
720 return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
724 GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
726 assert( Client != NULL );
727 assert( Req != NULL );
729 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
731 /* Falsche Anzahl Parameter? */
732 if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
733 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
735 /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
736 * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
738 Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
743 GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
745 assert( Client != NULL );
746 assert( Req != NULL );
748 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
750 /* Falsche Anzahl Parameter? */
751 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
753 return Show_MOTD( Client );
757 GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
761 assert( Client != NULL );
762 assert( Req != NULL );
764 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
766 /* Falsche Anzahl Parameter? */
767 if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
768 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
769 if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
771 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
774 to = Client_Search( Req->argv[0] );
777 /* Okay, Ziel ist ein User */
778 if( Client_Conn( from ) >= 0 ) Conn_UpdateIdle( Client_Conn( from ));
779 return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
781 else return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
785 GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
789 assert( Client != NULL );
790 assert( Req != NULL );
792 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
794 /* Falsche Anzahl Parameter? */
795 if( Req->argc != 2 ) return CONNECTED;
797 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
800 to = Client_Search( Req->argv[0] );
803 /* Okay, Ziel ist ein User */
804 return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
806 else return CONNECTED;
810 GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
812 CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr;
816 assert( Client != NULL );
817 assert( Req != NULL );
819 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
821 /* Falsche Anzahl Parameter? */
822 if(( Req->argc > 2 ) || ( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
824 /* "Ziel-Client" suchen */
825 target = Client_Search( Req->argv[0] );
827 /* Wer ist der Anfragende? */
828 if( Client_Type( Client ) == CLIENT_USER )
830 /* User: MODE ist nur fuer sich selber zulaessig */
831 if( target != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
835 /* Server: gibt es den Client ueberhaupt? */
836 if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
839 /* Werden die Modes erfragt? */
840 if( Req->argc == 1 ) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( Client ));
844 /* Sollen Modes gesetzt oder geloescht werden? */
845 if( *ptr == '+' ) set = TRUE;
846 else if( *ptr == '-' ) set = FALSE;
847 else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
849 /* Reply-String mit Aenderungen vorbereiten */
850 if( set ) strcpy( new_modes, "+" );
851 else strcpy( new_modes, "-" );
859 if( Client_Type( Client ) == CLIENT_SERVER )
873 /* restricted (kann nur gesetzt werden) */
874 if( set ) x[0] = 'r';
875 else ok = IRC_WriteStrClient( target, ERR_RESTRICTED_MSG, Client_ID( target ));
878 /* operator (kann nur geloescht werden) */
881 Client_SetOperByMe( target, FALSE );
884 else ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
887 ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
894 if( ! x[0] ) continue;
896 /* Okay, gueltigen Mode gefunden */
899 /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
900 if( Client_ModeAdd( target, x[0] )) strcat( new_modes, x );
904 /* Modes geloescht. Wenn der Client ihn hatte: merken */
905 if( Client_ModeDel( target, x[0] )) strcat( new_modes, x );
909 /* Geanderte Modes? */
912 if( Client_Type( Client ) == CLIENT_SERVER )
914 /* Modes an andere Server forwarden */
915 IRC_WriteStrServersPrefix( Client, Client, "MODE %s :%s", Client_ID( target ), new_modes );
919 /* Bestaetigung an Client schicken & andere Server informieren */
920 ok = IRC_WriteStrRelated( Client, "MODE %s :%s", Client_ID( target ), new_modes );
921 IRC_WriteStrServers( Client, "MODE %s :%s", Client_ID( target ), new_modes );
923 Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( target ), Client_Modes( target ));
929 GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
933 assert( Client != NULL );
934 assert( Req != NULL );
936 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
938 /* Falsche Anzahl Parameter? */
939 if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
941 /* Operator suchen */
942 for( i = 0; i < Conf_Oper_Count; i++)
944 if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
946 if( i >= Conf_Oper_Count )
948 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
949 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
952 /* Stimmt das Passwort? */
953 if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
955 Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
956 return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
959 if( ! Client_HasMode( Client, 'o' ))
961 /* noch kein o-Mode gesetzt */
962 Client_ModeAdd( Client, 'o' );
963 if( ! IRC_WriteStrRelated( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
964 IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
967 if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
969 Client_SetOperByMe( Client, TRUE );
970 return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
974 GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
976 assert( Client != NULL );
977 assert( Req != NULL );
979 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
981 /* Falsche Anzahl Parameter? */
982 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
984 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
986 Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
992 GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
994 assert( Client != NULL );
995 assert( Req != NULL );
997 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
999 /* Falsche Anzahl Parameter? */
1000 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1002 if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
1004 Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
1005 NGIRCd_Restart = TRUE;
1010 GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
1012 CHAR rpl[COMMAND_LEN];
1015 assert( Client != NULL );
1016 assert( Req != NULL );
1018 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1020 /* Falsche Anzahl Parameter? */
1021 if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1023 /* Noch alle User ausgeben, die in keinem Channel sind */
1025 c = Client_First( );
1028 if( Client_Type( c ) == CLIENT_USER )
1030 /* Okay, das ist ein User */
1031 strcat( rpl, Client_ID( c ));
1035 /* Antwort zu lang? Splitten. */
1036 if( strlen( rpl ) > 480 )
1038 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1039 if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
1043 c = Client_Next( c );
1047 /* es wurden User gefunden */
1048 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1049 if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
1051 return IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), "*" );
1055 GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
1057 CHAR rpl[COMMAND_LEN];
1062 assert( Client != NULL );
1063 assert( Req != NULL );
1065 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1067 /* Falsche Anzahl Parameter? */
1068 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1070 strcpy( rpl, RPL_ISON_MSG );
1071 for( i = 0; i < Req->argc; i++ )
1073 ptr = strtok( Req->argv[i], " " );
1077 c = Client_GetFromID( ptr );
1078 if( c && ( Client_Type( c ) == CLIENT_USER ))
1080 /* Dieser Nick ist "online" */
1084 ptr = strtok( NULL, " " );
1087 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1089 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1093 GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
1095 CLIENT *from, *target, *c;
1098 assert( Client != NULL );
1099 assert( Req != NULL );
1101 if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1103 /* Falsche Anzahl Parameter? */
1104 if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1107 c = Client_GetFromID( Req->argv[Req->argc - 1] );
1108 if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
1110 /* Empfaenger des WHOIS suchen */
1111 if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
1113 if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
1115 /* Forwarden an anderen Server? */
1118 /* angegebenen Ziel-Server suchen */
1119 target = Client_GetFromID( Req->argv[1] );
1120 if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
1124 else if( Client_Conn( c ) == NONE )
1126 /* Client ist nicht von uns. Ziel-Server suchen */
1133 if( target && ( Client_NextHop( target ) != Client_ThisServer( ))) return IRC_WriteStrClientPrefix( target, from, "WHOIS %s :%s", Req->argv[0], ptr );
1135 /* Nick, User und Name */
1136 if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
1139 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;
1142 if( Client_HasMode( c, 'o' ))
1144 if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
1147 /* Idle (nur lokale Clients) */
1148 if( Client_Conn( c ) > NONE )
1150 if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
1154 return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
1158 GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
1160 CHAR rpl[COMMAND_LEN];
1164 assert( Client != NULL );
1165 assert( Req != NULL );
1167 if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
1169 /* Falsche Anzahl Parameter? */
1170 if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
1172 if( Req->argc > 5 ) max = 5;
1173 else max = Req->argc;
1175 strcpy( rpl, RPL_USERHOST_MSG );
1176 for( i = 0; i < max; i++ )
1178 c = Client_GetFromID( Req->argv[i] );
1179 if( c && ( Client_Type( c ) == CLIENT_USER ))
1181 /* Dieser Nick ist "online" */
1182 strcat( rpl, Client_ID( c ));
1183 if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
1185 if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
1186 else strcat( rpl, "+" );
1187 strcat( rpl, Client_User( c ));
1189 strcat( rpl, Client_Hostname( c ));
1193 if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
1195 return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
1196 } /* IRC_USERHOST */
1199 GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
1201 assert( Client != NULL );
1202 assert( Req != NULL );
1204 if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
1205 else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
1211 LOCAL BOOLEAN Hello_User( CLIENT *Client )
1213 assert( Client != NULL );
1215 /* Passwort ueberpruefen */
1216 if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
1218 /* Falsches Passwort */
1219 Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
1220 Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
1221 return DISCONNECTED;
1224 Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
1226 /* Andere Server informieren */
1227 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 ));
1229 if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
1230 if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
1231 if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
1232 if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
1234 Client_SetType( Client, CLIENT_USER );
1236 return Show_MOTD( Client );
1240 LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
1246 assert( Client != NULL );
1248 fd = fopen( Conf_MotdFile, "r" );
1251 Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
1252 return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
1255 IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
1258 if( ! fgets( line, 126, fd )) break;
1259 if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
1260 if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
1266 ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
1274 LOCAL VOID Kill_Nick( CHAR *Nick )
1276 Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected!", Nick );
1278 Log( LOG_ALERT, "[Kill_Nick() not implemented - OOOPS!]" );