* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
*
- * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
- * der GNU General Public License (GPL), wie von der Free Software Foundation
- * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
- * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
- * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
- * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * Please read the file COPYING, README and AUTHORS for more information.
*
- * $Id: irc.c,v 1.47 2002/01/28 13:05:48 alex Exp $
- *
- * irc.c: IRC-Befehle
- *
- * $Log: irc.c,v $
- * Revision 1.47 2002/01/28 13:05:48 alex
- * - nach einem JOIN wird die Liste der Mitglieder an den Client geschickt.
- * - MODE fuer Channels wird nun komplett ignoriert (keine Fehlermeldung mehr).
- *
- * Revision 1.46 2002/01/28 01:45:43 alex
- * - SERVER-Meldungen an neue Server sind nun in der richtigen Reihenfolge.
- *
- * Revision 1.45 2002/01/28 01:18:14 alex
- * - connectierenden Servern werden Channels nun mit NJOIN bekannt gemacht.
- *
- * Revision 1.44 2002/01/28 00:55:08 alex
- * - ein neu connectierender Server wird nun korrekt im Netz bekannt gemacht.
- *
- * Revision 1.43 2002/01/27 21:56:39 alex
- * - IRC_WriteStrServersPrefixID() und IRC_WriteStrClientPrefixID() wieder entfernt.
- * - einige kleinere Fixes bezueglich Channels ...
- *
- * Revision 1.42 2002/01/27 18:28:01 alex
- * - bei NICK wurde das falsche Prefix an andere Server weitergegeben.
- *
- * Revision 1.41 2002/01/27 17:15:49 alex
- * - anderungen an den Funktions-Prototypen von IRC_WriteStrChannel() und
- * IRC_WriteStrChannelPrefix(),
- * - neue: IRC_WriteStrClientPrefixID() und IRC_WriteStrServersPrefixID().
- *
- * Revision 1.40 2002/01/26 18:43:11 alex
- * - neue Funktionen IRC_WriteStrChannelPrefix() und IRC_WriteStrChannel(),
- * die IRC_Write_xxx_Related() sind dafuer entfallen.
- * - IRC_PRIVMSG() kann nun auch mit Channels als Ziel umgehen.
- *
- * Revision 1.39 2002/01/21 00:05:11 alex
- * - neue Funktionen IRC_JOIN und IRC_PART begonnen, ebenso die Funktionen
- * IRC_WriteStrRelatedPrefix und IRC_WriteStrRelatedChannelPrefix().
- * - diverse Aenderungen im Zusammenhang mit Channels.
- *
- * Revision 1.38 2002/01/18 15:31:32 alex
- * - die User-Modes bei einem NICK von einem Server wurden falsch uebernommen.
- *
- * Revision 1.37 2002/01/16 22:10:18 alex
- * - IRC_LUSERS() implementiert.
- *
- * Revision 1.36 2002/01/11 23:50:55 alex
- * - LINKS implementiert, LUSERS begonnen.
- *
- * Revision 1.35 2002/01/09 21:30:45 alex
- * - WHOIS wurde faelschlicherweise an User geforwarded statt vom Server beantwortet.
- *
- * Revision 1.34 2002/01/09 01:09:58 alex
- * - WHOIS wird im "Strict-RFC-Mode" nicht mehr automatisch geforwarded,
- * - andere Server werden nun ueber bisherige Server und User informiert.
- *
- * Revision 1.33 2002/01/07 23:42:12 alex
- * - Es werden fuer alle Server eigene Token generiert,
- * - QUIT von einem Server fuer einen User wird an andere Server geforwarded,
- * - ebenso NICK-Befehle, die "fremde" User einfuehren.
- *
- * Revision 1.32 2002/01/07 16:02:36 alex
- * - Loglevel von Remote-Mode-Aenderungen angepasst (nun Debug).
- * - Im Debug-Mode werden nun auch PING's protokolliert.
- *
- * Revision 1.31 2002/01/07 15:39:46 alex
- * - Server nimmt nun Server-Links an: PASS und SERVER entsprechend angepasst.
- * - MODE und NICK melden nun die Aenderungen an andere Server.
- *
- * Revision 1.30 2002/01/06 15:21:29 alex
- * - Loglevel und Meldungen nochmals ueberarbeitet.
- * - QUIT und SQUIT forwarden nun den Grund der Trennung,
- * - WHOIS wird nun immer an den "Original-Server" weitergeleitet.
- *
- * Revision 1.29 2002/01/05 23:24:54 alex
- * - WHOIS erweitert: Anfragen koennen an andere Server weitergeleitet werden.
- * - Vorbereitungen fuer Ident-Abfragen bei neuen Client-Strukturen.
- *
- * Revision 1.28 2002/01/05 20:08:02 alex
- * - Div. Aenderungen fuer die Server-Links (u.a. WHOIS, QUIT, NICK angepasst).
- * - Neue Funktionen IRC_WriteStrServer() und IRC_WriteStrServerPrefix().
- *
- * Revision 1.27 2002/01/05 19:15:03 alex
- * - Fehlerpruefung bei select() in der "Hauptschleife" korrigiert.
- *
- * Revision 1.26 2002/01/05 16:51:18 alex
- * - das Passwort von Servern wird nun ueberprueft (PASS- und SERVER-Befehl).
- *
- * Revision 1.25 2002/01/05 00:48:33 alex
- * - bei SQUIT wurde immer die Verbindung getrennt, auch bei Remote-Servern.
- *
- * Revision 1.24 2002/01/04 17:58:44 alex
- * - IRC_WriteStrXXX()-Funktionen eingefuehrt, groessere Anpassungen daran.
- * - neuer Befehl SQUIT, QUIT an Server-Links angepasst.
- *
- * Revision 1.23 2002/01/04 01:36:40 alex
- * - Loglevel ein wenig angepasst.
- *
- * Revision 1.22 2002/01/04 01:21:47 alex
- * - Client-Strukruren werden nur noch ueber Funktionen angesprochen.
- * - Weitere Anpassungen und Erweiterungen der Server-Links.
- *
- * Revision 1.21 2002/01/03 02:26:51 alex
- * - neue Befehle SERVER und NJOIN begonnen,
- * - begonnen, diverse IRC-Befehle an Server-Links anzupassen.
- *
- * Revision 1.20 2002/01/02 12:46:41 alex
- * - die Gross- und Kleinschreibung des Nicks kann mit NICK nun geaendert werden.
- *
- * Revision 1.19 2002/01/02 02:51:39 alex
- * - Copyright-Texte angepasst.
- * - neuer Befehl "ERROR".
- *
- * Revision 1.17 2001/12/31 15:33:13 alex
- * - neuer Befehl NAMES, kleinere Bugfixes.
- * - Bug bei PING behoben: war zu restriktiv implementiert :-)
- *
- * Revision 1.16 2001/12/31 02:18:51 alex
- * - viele neue Befehle (WHOIS, ISON, OPER, DIE, RESTART),
- * - neuen Header "defines.h" mit (fast) allen Konstanten.
- * - Code Cleanups und viele "kleine" Aenderungen & Bugfixes.
- *
- * Revision 1.15 2001/12/30 19:26:11 alex
- * - Unterstuetzung fuer die Konfigurationsdatei eingebaut.
- *
- * Revision 1.14 2001/12/30 11:42:00 alex
- * - der Server meldet nun eine ordentliche "Start-Zeit".
- *
- * Revision 1.13 2001/12/29 03:10:06 alex
- * - Neue Funktion IRC_MODE() implementiert, div. Aenderungen.
- * - neue configure-Optione "--enable-strict-rfc".
- *
- * Revision 1.12 2001/12/27 19:17:26 alex
- * - neue Befehle PRIVMSG, NOTICE, PING.
- *
- * Revision 1.11 2001/12/27 16:55:41 alex
- * - neu: IRC_WriteStrRelated(), Aenderungen auch in IRC_WriteStrClient().
- *
- * Revision 1.10 2001/12/26 22:48:53 alex
- * - MOTD-Datei ist nun konfigurierbar und wird gelesen.
- *
- * Revision 1.9 2001/12/26 14:45:37 alex
- * - "Code Cleanups".
- *
- * Revision 1.8 2001/12/26 03:21:46 alex
- * - PING/PONG-Befehle implementiert,
- * - Meldungen ueberarbeitet: enthalten nun (fast) immer den Nick.
- *
- * Revision 1.7 2001/12/25 23:25:18 alex
- * - und nochmal Aenderungen am Logging ;-)
- *
- * Revision 1.6 2001/12/25 23:13:33 alex
- * - Debug-Meldungen angepasst.
- *
- * Revision 1.5 2001/12/25 22:02:42 alex
- * - neuer IRC-Befehl "/QUIT". Verbessertes Logging & Debug-Ausgaben.
- *
- * Revision 1.4 2001/12/25 19:19:30 alex
- * - bessere Fehler-Abfragen, diverse Bugfixes.
- * - Nicks werden nur einmal vergeben :-)
- * - /MOTD wird unterstuetzt.
- *
- * Revision 1.3 2001/12/24 01:34:06 alex
- * - USER und NICK wird nun in beliebiger Reihenfolge akzeptiert (wg. BitchX)
- * - MOTD-Ausgabe begonnen zu implementieren.
- *
- * Revision 1.2 2001/12/23 21:57:16 alex
- * - erste IRC-Befehle zu implementieren begonnen.
- *
- * Revision 1.1 2001/12/14 08:13:43 alex
- * - neues Modul begonnen :-)
- */
-
-
-#include <portab.h>
-#include "global.h"
-
-#include <imp.h>
-#include <assert.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "ngircd.h"
-#include "channel.h"
-#include "client.h"
-#include "conf.h"
-#include "conn.h"
-#include "log.h"
-#include "messages.h"
-#include "parse.h"
-#include "tool.h"
-
-#include <exp.h>
-#include "irc.h"
-
-
-#define CONNECTED TRUE
-#define DISCONNECTED FALSE
-
-
-LOCAL BOOLEAN Hello_User( CLIENT *Client );
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
-
-LOCAL VOID Kill_Nick( CHAR *Nick );
-
-LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan );
-
-
-GLOBAL VOID IRC_Init( VOID )
-{
-} /* IRC_Init */
-
-
-GLOBAL VOID IRC_Exit( VOID )
-{
-} /* IRC_Exit */
-
-
-GLOBAL BOOLEAN IRC_WriteStrClient( CLIENT *Client, CHAR *Format, ... )
-{
- CHAR buffer[1000];
- BOOLEAN ok = CONNECTED;
- va_list ap;
-
- assert( Client != NULL );
- assert( Format != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- /* an den Client selber */
- ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), buffer );
-
- return ok;
-} /* IRC_WriteStrClient */
-
-
-GLOBAL BOOLEAN IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
-{
- /* Text an Clients, lokal bzw. remote, senden. */
-
- CHAR buffer[1000];
- va_list ap;
-
- assert( Client != NULL );
- assert( Format != NULL );
- assert( Prefix != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Client_ID( Prefix ), buffer );
-} /* IRC_WriteStrClientPrefix */
-
-
-GLOBAL BOOLEAN IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, BOOLEAN Remote, CHAR *Format, ... )
-{
- CHAR buffer[1000];
- va_list ap;
-
- assert( Client != NULL );
- assert( Format != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, buffer );
-} /* IRC_WriteStrChannel */
-
-
-GLOBAL BOOLEAN IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, BOOLEAN Remote, CHAR *Format, ... )
-{
- CHAR buffer[1000];
- BOOLEAN sock[MAX_CONNECTIONS], ok = CONNECTED, i;
- CL2CHAN *cl2chan;
- CLIENT *c;
- INT s;
- va_list ap;
-
- assert( Client != NULL );
- assert( Chan != NULL );
- assert( Prefix != NULL );
- assert( Format != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- for( i = 0; i < MAX_CONNECTIONS; i++ ) sock[i] = FALSE;
-
- /* An alle Clients, die in den selben Channels sind.
- * Dabei aber nur einmal je Remote-Server */
- cl2chan = Channel_FirstMember( Chan );
- while( cl2chan )
- {
- c = Channel_GetClient( cl2chan );
- if( ! Remote )
- {
- if( Client_Conn( c ) <= NONE ) c = NULL;
- else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
- }
- if( c ) c = Client_NextHop( c );
-
- if( c && ( c != Client ))
- {
- /* Ok, anderer Client */
- s = Client_Conn( c );
- assert( s >= 0 );
- assert( s < MAX_CONNECTIONS );
- sock[s] = TRUE;
- }
- cl2chan = Channel_NextMember( Chan, cl2chan );
- }
-
- /* Senden ... */
- for( i = 0; i < MAX_CONNECTIONS; i++ )
- {
- if( sock[i] )
- {
- ok = Conn_WriteStr( i, ":%s %s", Client_ID( Prefix ), buffer );
- if( ! ok ) break;
- }
- }
- return ok;
-} /* IRC_WriteStrChannelPrefix */
-
-
-GLOBAL VOID IRC_WriteStrServers( CLIENT *ExceptOf, CHAR *Format, ... )
-{
- CHAR buffer[1000];
- va_list ap;
-
- assert( Format != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- /* an den Client selber */
- return IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), buffer );
-} /* IRC_WriteStrServers */
-
-
-GLOBAL VOID IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, CHAR *Format, ... )
-{
- CHAR buffer[1000];
- CLIENT *c;
- va_list ap;
-
- assert( Format != NULL );
- assert( Prefix != NULL );
-
- va_start( ap, Format );
- vsnprintf( buffer, 1000, Format, ap );
- va_end( ap );
-
- c = Client_First( );
- while( c )
- {
- if(( Client_Type( c ) == CLIENT_SERVER ) && ( Client_Conn( c ) > NONE ) && ( c != Client_ThisServer( )) && ( c != ExceptOf ))
- {
- /* Ziel-Server gefunden */
- IRC_WriteStrClientPrefix( c, Prefix, buffer );
- }
- c = Client_Next( c );
- }
-} /* IRC_WriteStrServersPrefix */
-
-
-GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- /* Fehler liefern, wenn kein lokaler Client */
- if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
-
- if(( Client_Type( Client ) == CLIENT_UNKNOWN ) && ( Req->argc == 1))
- {
- /* noch nicht registrierte unbekannte Verbindung */
- Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client_Conn( Client ));
-
- /* Passwort speichern */
- Client_SetPassword( Client, Req->argv[0] );
-
- Client_SetType( Client, CLIENT_GOTPASS );
- return CONNECTED;
- }
- else if((( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER )) && (( Req->argc == 3 ) || ( Req->argc == 4 )))
- {
- /* noch nicht registrierte Server-Verbindung */
- Log( LOG_DEBUG, "Connection %d: got PASS command (new server link) ...", Client_Conn( Client ));
-
- /* Passwort speichern */
- Client_SetPassword( Client, Req->argv[0] );
-
- Client_SetType( Client, CLIENT_GOTPASSSERVER );
- return CONNECTED;
- }
- else if(( Client_Type( Client ) == CLIENT_UNKNOWN ) || ( Client_Type( Client ) == CLIENT_UNKNOWNSERVER ))
- {
- /* Falsche Anzahl Parameter? */
- return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- }
- else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
-} /* IRC_PASS */
-
-
-GLOBAL BOOLEAN IRC_SERVER( CLIENT *Client, REQUEST *Req )
-{
- CHAR str[LINE_LEN], *ptr;
- BOOLEAN ok;
- CLIENT *from, *c;
- CHANNEL *chan;
- CL2CHAN *cl2chan;
- INT max_hops, i;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- /* Fehler liefern, wenn kein lokaler Client */
- if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
-
- if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
- {
- /* Verbindung soll als Server-Server-Verbindung registriert werden */
- Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
-
- /* Falsche Anzahl Parameter? */
- if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Ist dieser Server bei uns konfiguriert? */
- for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
- if( i >= Conf_Server_Count )
- {
- /* Server ist nicht konfiguriert! */
- Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
- Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
- return DISCONNECTED;
- }
- if( strcmp( Client_Password( Client ), Conf_Server[i].pwd ) != 0 )
- {
- /* Falsches Passwort */
- Log( LOG_ERR, "Connection %d: Bad password for server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
- Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
- return DISCONNECTED;
- }
-
- /* Ist ein Server mit dieser ID bereits registriert? */
- if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
-
- /* Server-Strukturen fuellen ;-) */
- Client_SetID( Client, Req->argv[0] );
- Client_SetHops( Client, 1 );
- Client_SetInfo( Client, Req->argv[Req->argc - 1] );
-
- /* Meldet sich der Server bei uns an? */
- if( Req->argc == 2 )
- {
- /* Unseren SERVER- und PASS-Befehl senden */
- ok = TRUE;
- if( ! IRC_WriteStrClient( Client, "PASS %s "PASSSERVERADD, Conf_Server[i].pwd )) ok = FALSE;
- else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
- if( ! ok )
- {
- Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
- return DISCONNECTED;
- }
- Client_SetIntroducer( Client, Client );
- Client_SetToken( Client, 1 );
- }
- else Client_SetToken( Client, atoi( Req->argv[1] ));
-
- Log( LOG_NOTICE, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
-
- Client_SetType( Client, CLIENT_SERVER );
-
- /* maximalen Hop Count ermitteln */
- max_hops = 0;
- c = Client_First( );
- while( c )
- {
- if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
- c = Client_Next( c );
- }
-
- /* Alle bisherigen Server dem neuen Server bekannt machen,
- * die bisherigen Server ueber den neuen informierenn */
- for( i = 0; i < ( max_hops + 1 ); i++ )
- {
- c = Client_First( );
- while( c )
- {
- if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
- {
- if( Client_Conn( c ) > NONE )
- {
- /* Dem gefundenen Server gleich den neuen
- * Server bekannt machen */
- if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
- }
-
- /* Den neuen Server ueber den alten informieren */
- 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;
- }
- c = Client_Next( c );
- }
- }
-
- /* alle User dem neuen Server bekannt machen */
- c = Client_First( );
- while( c )
- {
- if( Client_Type( c ) == CLIENT_USER )
- {
- /* User an neuen Server melden */
- 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;
- }
- c = Client_Next( c );
- }
-
- /* Channels dem neuen Server bekannt machen */
- chan = Channel_First( );
- while( chan )
- {
- sprintf( str, "NJOIN %s :", Channel_Name( chan ));
-
- /* alle Member suchen */
- cl2chan = Channel_FirstMember( chan );
- while( cl2chan )
- {
- if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
- strcat( str, Client_ID( Channel_GetClient( cl2chan )));
-
- if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
- {
- /* Zeile senden */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- sprintf( str, "NJOIN %s :", Channel_Name( chan ));
- }
-
- cl2chan = Channel_NextMember( chan, cl2chan );
- }
-
- /* noch Daten da? */
- if( str[strlen( str ) - 1] != ':')
- {
- /* Ja; Also senden ... */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- }
-
- /* naechsten Channel suchen */
- chan = Channel_Next( chan );
- }
-
- return CONNECTED;
- }
- else if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Neuer Server wird im Netz angekuendigt */
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Ist ein Server mit dieser ID bereits registriert? */
- if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
-
- /* Ueberfluessige Hostnamen aus Info-Text entfernen */
- ptr = strchr( Req->argv[3] + 2, '[' );
- if( ! ptr ) ptr = Req->argv[3];
-
- from = Client_GetFromID( Req->prefix );
- if( ! from )
- {
- /* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
- Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
- Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
- return DISCONNECTED;
- }
-
- /* Neue Client-Struktur anlegen */
- c = Client_NewRemoteServer( Client, Req->argv[0], atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
- if( ! c )
- {
- /* Neue Client-Struktur konnte nicht angelegt werden */
- Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
- Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
- return DISCONNECTED;
- }
-
- /* Log-Meldung zusammenbauen und ausgeben */
- if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
- else strcpy( str, "" );
- 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": "" );
-
- /* Andere Server informieren */
- IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
-
- return CONNECTED;
- }
- else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-} /* IRC_SERVER */
-
-
-GLOBAL BOOLEAN IRC_NJOIN( CLIENT *Client, REQUEST *Req )
-{
- CHAR *chan, *ptr;
- CLIENT *c;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- chan = Req->argv[0];
- ptr = strtok( Req->argv[1], "," );
- while( ptr )
- {
- /* Prefixe abschneiden */
- while(( *ptr == '@' ) || ( *ptr == '+' )) ptr++;
-
- c = Client_GetFromID( ptr );
- if( c ) Channel_Join( c, chan );
- else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, chan );
-
- /* naechsten Nick suchen */
- ptr = strtok( NULL, "," );
- }
-
- return CONNECTED;
-} /* IRC_NJOIN */
-
-
-GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *intr_c, *target, *c;
- CHAR *modes;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- /* Zumindest BitchX sendet NICK-USER in der falschen Reihenfolge. */
-#ifndef STRICT_RFC
- 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 ))
-#else
- 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 ))
-#endif
- {
- /* User-Registrierung bzw. Nick-Aenderung */
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* "Ziel-Client" ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- target = Client_GetFromID( Req->prefix );
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
- }
- else
- {
- /* Ist der Client "restricted"? */
- if( Client_HasMode( Client, 'r' )) return IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
- target = Client;
- }
-
- /* Wenn der Client zu seinem eigenen Nick wechseln will, so machen
- * wir nichts. So macht es das Original und mind. Snak hat probleme,
- * wenn wir es nicht so machen. Ob es so okay ist? Hm ... */
-#ifndef STRICT_RFC
- if( strcmp( Client_ID( target ), Req->argv[0] ) == 0 ) return CONNECTED;
-#endif
-
- /* pruefen, ob Nick bereits vergeben. Speziallfall: der Client
- * will nur die Gross- und Kleinschreibung aendern. Das darf
- * er natuerlich machen :-) */
- if( strcasecmp( Client_ID( target ), Req->argv[0] ) != 0 )
- {
- if( ! Client_CheckNick( target, Req->argv[0] )) return CONNECTED;
- }
-
- if( Client_Type( Client ) == CLIENT_USER )
- {
- /* Nick-Aenderung: allen mitteilen! */
- Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
- IRC_WriteStrClient( Client, "NICK :%s", Req->argv[0] );
- IRC_WriteStrServersPrefix( NULL, Client, "NICK :%s", Req->argv[0] );
- }
- else if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Nick-Aenderung: allen mitteilen! */
- Log( LOG_DEBUG, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
- IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
- }
-
- /* Client-Nick registrieren */
- Client_SetID( target, Req->argv[0] );
-
- if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
- {
- /* Neuer Client */
- Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client_Conn( Client ));
- if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
- else Client_SetType( Client, CLIENT_GOTNICK );
- }
- return CONNECTED;
- }
- else if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Server fuehrt neuen Client ein */
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 7 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Nick ueberpruefen */
- c = Client_GetFromID( Req->argv[0] );
- if( c )
- {
- /* Der neue Nick ist auf diesem Server bereits registriert:
- * sowohl der neue, als auch der alte Client muessen nun
- * disconnectiert werden. */
- Log( LOG_ERR, "Server %s introduces already registered nick \"%s\"!", Client_ID( Client ), Req->argv[0] );
- Kill_Nick( Req->argv[0] );
- return CONNECTED;
- }
-
- /* Server, zu dem der Client connectiert ist, suchen */
- intr_c = Client_GetFromToken( Client, atoi( Req->argv[4] ));
- if( ! intr_c )
- {
- Log( LOG_ERR, "Server %s introduces nick \"%s\" on unknown server!?", Client_ID( Client ), Req->argv[0] );
- Kill_Nick( Req->argv[0] );
- return CONNECTED;
- }
-
- /* Neue Client-Struktur anlegen */
- 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 );
- if( ! c )
- {
- /* Eine neue Client-Struktur konnte nicht angelegt werden.
- * Der Client muss disconnectiert werden, damit der Netz-
- * status konsistent bleibt. */
- Log( LOG_ALERT, "Can't create client structure! (on connection %d)", Client_Conn( Client ));
- Kill_Nick( Req->argv[0] );
- return CONNECTED;
- }
-
- modes = Client_Modes( c );
- 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": "" );
- 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": "" );
-
- /* Andere Server, ausser dem Introducer, informieren */
- 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] );
-
- return CONNECTED;
- }
- else return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
-} /* IRC_NICK */
-
-
-GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
-#ifndef STRICT_RFC
- if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS || Client_Type( Client ) == CLIENT_UNKNOWN )
-#else
- if( Client_Type( Client ) == CLIENT_GOTNICK || Client_Type( Client ) == CLIENT_GOTPASS )
-#endif
- {
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- Client_SetUser( Client, Req->argv[0], FALSE );
- Client_SetInfo( Client, Req->argv[3] );
-
- Log( LOG_DEBUG, "Connection %d: got USER command ...", Client_Conn( Client ));
- if( Client_Type( Client ) == CLIENT_GOTNICK ) return Hello_User( Client );
- else Client_SetType( Client, CLIENT_GOTUSER );
- return CONNECTED;
- }
- else if( Client_Type( Client ) == CLIENT_USER || Client_Type( Client ) == CLIENT_SERVER || Client_Type( Client ) == CLIENT_SERVICE )
- {
- return IRC_WriteStrClient( Client, ERR_ALREADYREGISTRED_MSG, Client_ID( Client ));
- }
- else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-} /* IRC_USER */
-
-
-GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) == CLIENT_USER ) || ( Client_Type( Client ) == CLIENT_SERVICE ))
- {
- /* User / Service */
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- if( Req->argc == 0 ) Conn_Close( Client_Conn( Client ), "Got QUIT command.", NULL, TRUE );
- else Conn_Close( Client_Conn( Client ), "Got QUIT command.", Req->argv[0], TRUE );
-
- return DISCONNECTED;
- }
- else if ( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Server */
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- target = Client_Search( Req->prefix );
- if( ! target )
- {
- Log( LOG_ERR, "Got QUIT from %s for unknown client!?", Client_ID( Client ));
- return CONNECTED;
- }
-
- if( Req->argc == 0 ) Client_Destroy( target, "Got QUIT command.", NULL );
- else Client_Destroy( target, "Got QUIT command.", Req->argv[0] );
-
- return CONNECTED;
- }
- else return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-} /* IRC_QUIT */
-
-
-GLOBAL BOOLEAN IRC_SQUIT( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- /* SQUIT ist nur fuer Server erlaubt */
- if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- target = Client_GetFromID( Req->argv[0] );
- if( ! target )
- {
- Log( LOG_ERR, "Got SQUIT from %s for unknown server \%s\"!?", Client_ID( Client ), Req->argv[0] );
- return CONNECTED;
- }
-
- if( target == Client ) Log( LOG_DEBUG, "Got SQUIT from %s: %s", Client_ID( Client ), Req->argv[1] );
- else Log( LOG_DEBUG, "Got SQUIT from %s for %s: %s", Client_ID( Client ), Client_ID( target ), Req->argv[1] );
-
- /* SQUIT an alle Server weiterleiten */
- IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
-
- if( Client_Conn( target ) > NONE )
- {
- if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), "Got SQUIT command.", Req->argv[1], TRUE );
- else Conn_Close( Client_Conn( target ), "Got SQUIT command.", NULL, TRUE );
- return DISCONNECTED;
- }
- else
- {
- Client_Destroy( target, "Got SQUIT command.", Req->argv[1] );
- return CONNECTED;
- }
-} /* IRC_SQUIT */
-
-
-GLOBAL BOOLEAN IRC_PING( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
- if( Req->argc > 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- Log( LOG_DEBUG, "Connection %d: got PING, sending PONG ...", Client_Conn( Client ));
- return IRC_WriteStrClient( Client, "PONG %s :%s", Client_ID( Client_ThisServer( )), Client_ID( Client ));
-} /* IRC_PING */
-
-
-GLOBAL BOOLEAN IRC_PONG( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NOORIGIN_MSG, Client_ID( Client ));
- if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
- * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
-
- Log( LOG_DEBUG, "Connection %d: received PONG.", Client_Conn( Client ));
- return CONNECTED;
-} /* IRC_PONG */
-
-
-GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- return Show_MOTD( Client );
-} /* IRC_MOTD */
-
-
-GLOBAL BOOLEAN IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *to, *from;
- CHANNEL *chan;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
- if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
- if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- to = Client_Search( Req->argv[0] );
- if( to )
- {
- /* Okay, Ziel ist ein User */
- if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
- return IRC_WriteStrClientPrefix( to, from, "PRIVMSG %s :%s", Client_ID( to ), Req->argv[1] );
- }
-
- chan = Channel_Search( Req->argv[0] );
- if( chan )
- {
- /* Okay, Ziel ist ein Channel */
- if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
- return IRC_WriteStrChannelPrefix( Client, chan, from, TRUE, "PRIVMSG %s :%s", Req->argv[0], Req->argv[1] );
- }
-
- return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
-} /* IRC_PRIVMSG */
-
-
-GLOBAL BOOLEAN IRC_NOTICE( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *to, *from;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 2 ) return CONNECTED;
-
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- to = Client_Search( Req->argv[0] );
- if( to )
- {
- /* Okay, Ziel ist ein User */
- return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
- }
- else return CONNECTED;
-} /* IRC_NOTICE */
-
-
-GLOBAL BOOLEAN IRC_MODE( CLIENT *Client, REQUEST *Req )
-{
- CHAR x[2], new_modes[CLIENT_MODE_LEN], *ptr;
- BOOLEAN set, ok;
- CLIENT *target;
- CHANNEL *chan;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* "Ziel-Client" bzw. Channel suchen */
- chan = NULL;
- target = Client_Search( Req->argv[0] );
- if( ! target )
- {
- chan = Channel_Search( Req->argv[0] );
- }
-
- /* Falsche Anzahl Parameter? */
- if( target && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- if( chan && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- if( chan )
- {
- /* Channel Modes kennen wir noch nicht ... */
- Log( LOG_DEBUG, "MODE for channel \"%s\" ignored ...", Channel_Name( chan ));
- return CONNECTED;
- }
-
- /* Wer ist der Anfragende? */
- if( Client_Type( Client ) == CLIENT_USER )
- {
- /* User: MODE ist nur fuer sich selber zulaessig */
- if( target != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
- }
- else
- {
- /* Server: gibt es den Client ueberhaupt? */
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
- }
-
- /* Werden die Modes erfragt? */
- if( Req->argc == 1 ) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( Client ));
-
- ptr = Req->argv[1];
-
- /* Sollen Modes gesetzt oder geloescht werden? */
- if( *ptr == '+' ) set = TRUE;
- else if( *ptr == '-' ) set = FALSE;
- else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
-
- /* Reply-String mit Aenderungen vorbereiten */
- if( set ) strcpy( new_modes, "+" );
- else strcpy( new_modes, "-" );
-
- ptr++;
- ok = TRUE;
- x[1] = '\0';
- while( *ptr )
- {
- x[0] = '\0';
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- x[0] = *ptr;
- ok = TRUE;
- }
- else
- {
- switch( *ptr )
- {
- case 'i':
- /* invisible */
- x[0] = 'i';
- break;
- case 'r':
- /* restricted (kann nur gesetzt werden) */
- if( set ) x[0] = 'r';
- else ok = IRC_WriteStrClient( target, ERR_RESTRICTED_MSG, Client_ID( target ));
- break;
- case 'o':
- /* operator (kann nur geloescht werden) */
- if( ! set )
- {
- Client_SetOperByMe( target, FALSE );
- x[0] = 'o';
- }
- else ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
- break;
- default:
- ok = IRC_WriteStrClient( target, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( target ));
- x[0] = '\0';
- }
- }
- if( ! ok ) break;
-
- ptr++;
- if( ! x[0] ) continue;
-
- /* Okay, gueltigen Mode gefunden */
- if( set )
- {
- /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
- if( Client_ModeAdd( target, x[0] )) strcat( new_modes, x );
- }
- else
- {
- /* Modes geloescht. Wenn der Client ihn hatte: merken */
- if( Client_ModeDel( target, x[0] )) strcat( new_modes, x );
- }
- }
-
- /* Geanderte Modes? */
- if( new_modes[1] )
- {
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server forwarden */
- IRC_WriteStrServersPrefix( Client, Client, "MODE %s :%s", Client_ID( target ), new_modes );
- }
- else
- {
- /* Bestaetigung an Client schicken & andere Server informieren */
- ok = IRC_WriteStrClient( Client, "MODE %s :%s", Client_ID( target ), new_modes );
- IRC_WriteStrServers( Client, "MODE %s :%s", Client_ID( target ), new_modes );
- }
- Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( target ), Client_Modes( target ));
- }
- return ok;
-} /* IRC_MODE */
-
-
-GLOBAL BOOLEAN IRC_OPER( CLIENT *Client, REQUEST *Req )
-{
- INT i;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Operator suchen */
- for( i = 0; i < Conf_Oper_Count; i++)
- {
- if( Conf_Oper[i].name[0] && Conf_Oper[i].pwd[0] && ( strcmp( Conf_Oper[i].name, Req->argv[0] ) == 0 )) break;
- }
- if( i >= Conf_Oper_Count )
- {
- Log( LOG_WARNING, "Got invalid OPER from \"%s\": Name \"%s\" not configured!", Client_Mask( Client ), Req->argv[0] );
- return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
- }
-
- /* Stimmt das Passwort? */
- if( strcmp( Conf_Oper[i].pwd, Req->argv[1] ) != 0 )
- {
- Log( LOG_WARNING, "Got invalid OPER from \"%s\": Bad password for \"%s\"!", Client_Mask( Client ), Conf_Oper[i].name );
- return IRC_WriteStrClient( Client, ERR_PASSWDMISMATCH_MSG, Client_ID( Client ));
- }
-
- if( ! Client_HasMode( Client, 'o' ))
- {
- /* noch kein o-Mode gesetzt */
- Client_ModeAdd( Client, 'o' );
- if( ! IRC_WriteStrClient( Client, "MODE %s :+o", Client_ID( Client ))) return DISCONNECTED;
- IRC_WriteStrServersPrefix( NULL, Client, "MODE %s :+o", Client_ID( Client ));
- }
-
- if( ! Client_OperByMe( Client )) Log( LOG_NOTICE, "Got valid OPER from \"%s\", user is an IRC operator now.", Client_Mask( Client ));
-
- Client_SetOperByMe( Client, TRUE );
- return IRC_WriteStrClient( Client, RPL_YOUREOPER_MSG, Client_ID( Client ));
-} /* IRC_OPER */
+ * IRC commands
+ */
-GLOBAL BOOLEAN IRC_DIE( CLIENT *Client, REQUEST *Req )
-{
- assert( Client != NULL );
- assert( Req != NULL );
+#include "portab.h"
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
+static char UNUSED id[] = "$Id: irc.c,v 1.114 2002/12/31 16:09:55 alex Exp $";
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+#include "imp.h"
+#include <assert.h>
+#include <stdio.h>
+#include <string.h>
- if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
+#include "conn-func.h"
+#include "client.h"
+#include "channel.h"
+#include "defines.h"
+#include "irc-write.h"
+#include "log.h"
+#include "messages.h"
+#include "parse.h"
- Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
- NGIRCd_Quit = TRUE;
- return CONNECTED;
-} /* IRC_DIE */
+#include "exp.h"
+#include "irc.h"
-GLOBAL BOOLEAN IRC_RESTART( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_ERROR( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
assert( Req != NULL );
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- if(( ! Client_HasMode( Client, 'o' )) || ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
+ if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
+ else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
- Log( LOG_NOTICE, "Got RESTART command from \"%s\", going down!", Client_Mask( Client ));
- NGIRCd_Restart = TRUE;
return CONNECTED;
-} /* IRC_RESTART */
-
-
-GLOBAL BOOLEAN IRC_NAMES( CLIENT *Client, REQUEST *Req )
-{
- CHAR rpl[COMMAND_LEN];
- CLIENT *c;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Noch alle User ausgeben, die in keinem Channel sind */
- rpl[0] = '\0';
- c = Client_First( );
- while( c )
- {
- if( Client_Type( c ) == CLIENT_USER )
- {
- /* Okay, das ist ein User */
- strcat( rpl, Client_ID( c ));
- strcat( rpl, " " );
- }
-
- /* Antwort zu lang? Splitten. */
- if( strlen( rpl ) > 480 )
- {
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
- if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
- rpl[0] = '\0';
- }
-
- c = Client_Next( c );
- }
- if( rpl[0] )
- {
- /* es wurden User gefunden */
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
- if( ! IRC_WriteStrClient( Client, RPL_NAMREPLY_MSG, Client_ID( Client ), "*", "*", rpl )) return DISCONNECTED;
- }
- return IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), "*" );
-} /* IRC_NAMES */
+} /* IRC_ERROR */
-GLOBAL BOOLEAN IRC_ISON( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_KILL( CLIENT *Client, REQUEST *Req )
{
- CHAR rpl[COMMAND_LEN];
- CLIENT *c;
- CHAR *ptr;
- INT i;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- strcpy( rpl, RPL_ISON_MSG );
- for( i = 0; i < Req->argc; i++ )
- {
- ptr = strtok( Req->argv[i], " " );
- while( ptr )
- {
- ngt_TrimStr( ptr );
- c = Client_GetFromID( ptr );
- if( c && ( Client_Type( c ) == CLIENT_USER ))
- {
- /* Dieser Nick ist "online" */
- strcat( rpl, ptr );
- strcat( rpl, " " );
- }
- ptr = strtok( NULL, " " );
- }
- }
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
-
- return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
-} /* IRC_ISON */
+ CLIENT *prefix, *c;
+ CHAR reason[COMMAND_LEN];
+ CONN_ID my_conn, conn;
-
-GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *from, *target, *c;
- CHAR *ptr = NULL;
-
assert( Client != NULL );
assert( Req != NULL );
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if(( Req->argc < 1 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Client suchen */
- c = Client_GetFromID( Req->argv[Req->argc - 1] );
- if(( ! c ) || ( Client_Type( c ) != CLIENT_USER )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[Req->argc - 1] );
-
- /* Empfaenger des WHOIS suchen */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- /* Forwarden an anderen Server? */
- if( Req->argc > 1 )
- {
- /* angegebenen Ziel-Server suchen */
- target = Client_GetFromID( Req->argv[1] );
- if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
- ptr = Req->argv[1];
- }
-#ifndef STRICT_RFC
- else if( Client_Conn( c ) == NONE )
- {
- /* Client ist nicht von uns. Ziel-Server suchen */
- target = c;
- ptr = Req->argv[0];
- }
-#endif
- else target = NULL;
-
- 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 );
-
- /* Nick, User und Name */
- if( ! IRC_WriteStrClient( from, RPL_WHOISUSER_MSG, Client_ID( from ), Client_ID( c ), Client_User( c ), Client_Hostname( c ), Client_Info( c ))) return DISCONNECTED;
-
- /* Server */
- 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;
+ /* Is the user an IRC operator? */
+ if(( Client_Type( Client ) != CLIENT_SERVER ) && ( ! Client_OperByMe( Client ))) return IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
- /* IRC-Operator? */
- if( Client_HasMode( c, 'o' ))
- {
- if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
- }
+ /* Bad number of parameters? */
+ if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- /* Idle (nur lokale Clients) */
- if( Client_Conn( c ) > NONE )
+ if( Req->prefix ) prefix = Client_Search( Req->prefix );
+ else prefix = Client;
+ if( ! prefix )
{
- if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
+ Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
+ prefix = Client_ThisServer( );
}
- /* End of Whois */
- return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
-} /* IRC_WHOIS */
-
+ Log( LOG_NOTICE|LOG_snotice, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
-GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req )
-{
- CHAR rpl[COMMAND_LEN];
- CLIENT *c;
- INT max, i;
-
- assert( Client != NULL );
- assert( Req != NULL );
+ /* Build reason string */
+ if( Client_Type( Client ) == CLIENT_USER ) snprintf( reason, sizeof( reason ), "KILLed by %s: %s", Client_ID( Client ), Req->argv[1] );
+ else strlcpy( reason, Req->argv[1], sizeof( reason ));
- if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
+ /* Inform other servers */
+ IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], reason );
- /* Falsche Anzahl Parameter? */
- if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- if( Req->argc > 5 ) max = 5;
- else max = Req->argc;
+ /* Save ID of this connection */
+ my_conn = Client_Conn( Client );
- strcpy( rpl, RPL_USERHOST_MSG );
- for( i = 0; i < max; i++ )
+ /* Do we host such a client? */
+ c = Client_Search( Req->argv[0] );
+ if( c )
{
- c = Client_GetFromID( Req->argv[i] );
- if( c && ( Client_Type( c ) == CLIENT_USER ))
+ /* Yes, there is such a client -- but is it a valid user? */
+ if( Client_Type( c ) == CLIENT_SERVER ) IRC_WriteStrClient( Client, ERR_CANTKILLSERVER_MSG, Client_ID( Client ));
+ else if( Client_Type( c ) != CLIENT_USER )IRC_WriteStrClient( Client, ERR_NOPRIVILEGES_MSG, Client_ID( Client ));
+ else
{
- /* Dieser Nick ist "online" */
- strcat( rpl, Client_ID( c ));
- if( Client_HasMode( c, 'o' )) strcat( rpl, "*" );
- strcat( rpl, "=" );
- if( Client_HasMode( c, 'a' )) strcat( rpl, "-" );
- else strcat( rpl, "+" );
- strcat( rpl, Client_User( c ));
- strcat( rpl, "@" );
- strcat( rpl, Client_Hostname( c ));
- strcat( rpl, " " );
+ /* Kill user NOW! */
+ conn = Client_Conn( c );
+ Client_Destroy( c, NULL, reason, FALSE );
+ if( conn != NONE ) Conn_Close( Client_Conn( c ), NULL, reason, TRUE );
}
}
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+ else Log( LOG_NOTICE, "Client with nick \"%s\" is unknown here.", Req->argv[0] );
- return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
-} /* IRC_USERHOST */
+ /* Are we still connected or were we killed, too? */
+ if( Client_GetFromConn( my_conn )) return CONNECTED;
+ else return DISCONNECTED;
+} /* IRC_KILL */
-GLOBAL BOOLEAN IRC_ERROR( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_NOTICE( CLIENT *Client, REQUEST *Req )
{
- assert( Client != NULL );
- assert( Req != NULL );
-
- if( Req->argc < 1 ) Log( LOG_NOTICE, "Got ERROR from \"%s\"!", Client_Mask( Client ));
- else Log( LOG_NOTICE, "Got ERROR from \"%s\": %s!", Client_Mask( Client ), Req->argv[0] );
-
- return CONNECTED;
-} /* IRC_ERROR */
-
+ CLIENT *to, *from;
-GLOBAL BOOLEAN IRC_LUSERS( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target, *from;
- INT cnt;
-
assert( Client != NULL );
assert( Req != NULL );
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
+ if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return CONNECTED;
/* Falsche Anzahl Parameter? */
- if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+ if( Req->argc != 2 ) return CONNECTED;
- /* Absender ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
+ if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
- /* An anderen Server forwarden? */
- if( Req->argc == 2 )
- {
- target = Client_GetFromID( Req->argv[1] );
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
- else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LUSERS %s %s", Req->argv[0], Req->argv[1] );
- }
-
- /* Wer ist der Absender? */
- if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
- else target = Client;
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- /* Users, Services und Serevr im Netz */
- if( ! IRC_WriteStrClient( target, RPL_LUSERCLIENT_MSG, Client_ID( target ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
-
- /* IRC-Operatoren im Netz */
- cnt = Client_OperCount( );
- if( cnt > 0 )
- {
- if( ! IRC_WriteStrClient( target, RPL_LUSEROP_MSG, Client_ID( target ), cnt )) return DISCONNECTED;
- }
-
- /* Unbekannt Verbindungen */
- cnt = Client_UnknownCount( );
- if( cnt > 0 )
+ to = Client_Search( Req->argv[0] );
+ if(( to ) && ( Client_Type( to ) == CLIENT_USER ))
{
- if( ! IRC_WriteStrClient( target, RPL_LUSERUNKNOWN_MSG, Client_ID( target ), cnt )) return DISCONNECTED;
+ /* Okay, Ziel ist ein User */
+ return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
}
-
- /* Channels im Netz */
- if( ! IRC_WriteStrClient( target, RPL_LUSERCHANNELS_MSG, Client_ID( target ), Channel_Count( ))) return DISCONNECTED;
-
- /* Channels im Netz */
- if( ! IRC_WriteStrClient( target, RPL_LUSERME_MSG, Client_ID( target ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
-
- return CONNECTED;
-} /* IRC_LUSERS */
+ else return CONNECTED;
+} /* IRC_NOTICE */
-GLOBAL BOOLEAN IRC_LINKS( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
{
- CLIENT *target, *from, *c;
- CHAR *mask;
+ CLIENT *cl, *from;
+ CHANNEL *chan;
assert( Client != NULL );
assert( Req != NULL );
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
/* Falsche Anzahl Parameter? */
- if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Server-Mask ermitteln */
- if( Req->argc > 0 ) mask = Req->argv[Req->argc - 1];
- else mask = "*";
+ if( Req->argc == 0 ) return IRC_WriteStrClient( Client, ERR_NORECIPIENT_MSG, Client_ID( Client ), Req->command );
+ if( Req->argc == 1 ) return IRC_WriteStrClient( Client, ERR_NOTEXTTOSEND_MSG, Client_ID( Client ));
+ if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- /* Absender ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
+ if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
else from = Client;
if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- /* An anderen Server forwarden? */
- if( Req->argc == 2 )
- {
- target = Client_GetFromID( Req->argv[0] );
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
- else if( target != Client_ThisServer( )) return IRC_WriteStrClientPrefix( target, from, "LINKS %s %s", Req->argv[0], Req->argv[1] );
- }
-
- /* Wer ist der Absender? */
- if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
- else target = Client;
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- c = Client_First( );
- while( c )
- {
- if( Client_Type( c ) == CLIENT_SERVER )
- {
- if( ! IRC_WriteStrClient( target, RPL_LINKS_MSG, Client_ID( target ), Client_ID( c ), Client_ID( Client_Introducer( c )), Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
- }
- c = Client_Next( c );
- }
-
- return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
-} /* IRC_LINKS */
-
-
-GLOBAL BOOLEAN IRC_JOIN( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target;
- CHAR *chan, *flags;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
- /* Falsche Anzahl Parameter? */
- if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Wer ist der Absender? */
- if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
- else target = Client;
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- /* Channel-Namen durchgehen */
- chan = strtok( Req->argv[0], "," );
- while( chan )
+ cl = Client_Search( Req->argv[0] );
+ if( cl )
{
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Channel-Flags extrahieren */
- flags = strchr( chan, 0x7 );
- if( flags ) *flags++ = '\0';
- }
- else flags = NULL;
-
- if( ! Channel_Join( target, chan ))
- {
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- continue;
- }
-
- /* An andere Server weiterleiten */
- IRC_WriteStrServersPrefix( Client, target, "JOIN :%s", chan );
- IRC_WriteStrChannelPrefix( Client, Channel_Search( chan ), target, FALSE, "JOIN :%s", chan );
-
- if( Client_Type( Client ) == CLIENT_USER )
- {
- /* an Client bestaetigen */
- IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", chan );
- /* Topic an Client schicken */
- IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), chan, "What a wonderful channel!" );
- /* Mitglieder an Client Melden */
- Send_NAMES( Client, Channel_Search( chan ));
- }
-
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- }
- return CONNECTED;
-} /* IRC_JOIN */
-
-
-GLOBAL BOOLEAN IRC_PART( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target;
- CHAR *chan;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
+ /* Okay, Ziel ist ein Client. Aber ist es auch ein User? */
+ if( Client_Type( cl ) != CLIENT_USER ) return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
- /* Falsche Anzahl Parameter? */
- if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Wer ist der Absender? */
- if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_GetFromID( Req->prefix );
- else target = Client;
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
-
- /* Channel-Namen durchgehen */
- chan = strtok( Req->argv[0], "," );
- while( chan )
- {
- if( ! Channel_Part( target, Client, chan, Req->argc > 1 ? Req->argv[1] : Client_ID( target )))
+ /* Okay, Ziel ist ein User */
+ if(( Client_Type( Client ) != CLIENT_SERVER ) && ( strchr( Client_Modes( cl ), 'a' )))
{
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- continue;
+ /* Ziel-User ist AWAY: Meldung verschicken */
+ if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( cl ), Client_Away( cl ))) return DISCONNECTED;
}
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- }
- return CONNECTED;
-} /* IRC_PART */
-
-
-LOCAL BOOLEAN Hello_User( CLIENT *Client )
-{
- assert( Client != NULL );
-
- /* Passwort ueberpruefen */
- if( strcmp( Client_Password( Client ), Conf_ServerPwd ) != 0 )
- {
- /* Falsches Passwort */
- Log( LOG_ERR, "User \"%s\" rejected (connection %d): Bad password!", Client_Mask( Client ), Client_Conn( Client ));
- Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
- return DISCONNECTED;
- }
-
- Log( LOG_NOTICE, "User \"%s\" registered (connection %d).", Client_Mask( Client ), Client_Conn( Client ));
-
- /* Andere Server informieren */
- 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 ));
-
- if( ! IRC_WriteStrClient( Client, RPL_WELCOME_MSG, Client_ID( Client ), Client_Mask( Client ))) return FALSE;
- if( ! IRC_WriteStrClient( Client, RPL_YOURHOST_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
- if( ! IRC_WriteStrClient( Client, RPL_CREATED_MSG, Client_ID( Client ), NGIRCd_StartStr )) return FALSE;
- if( ! IRC_WriteStrClient( Client, RPL_MYINFO_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )))) return FALSE;
-
- Client_SetType( Client, CLIENT_USER );
-
- return Show_MOTD( Client );
-} /* Hello_User */
-
-
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
-{
- BOOLEAN ok;
- CHAR line[127];
- FILE *fd;
-
- assert( Client != NULL );
-
- fd = fopen( Conf_MotdFile, "r" );
- if( ! fd )
- {
- Log( LOG_WARNING, "Can't read MOTD file \"%s\": %s", Conf_MotdFile, strerror( errno ));
- return IRC_WriteStrClient( Client, ERR_NOMOTD_MSG, Client_ID( Client ) );
- }
-
- IRC_WriteStrClient( Client, RPL_MOTDSTART_MSG, Client_ID( Client ), Client_ID( Client_ThisServer( )));
- while( TRUE )
- {
- if( ! fgets( line, 126, fd )) break;
- if( line[strlen( line ) - 1] == '\n' ) line[strlen( line ) - 1] = '\0';
- if( ! IRC_WriteStrClient( Client, RPL_MOTD_MSG, Client_ID( Client ), line ))
- {
- fclose( fd );
- return FALSE;
- }
+ /* Text senden */
+ if( Client_Conn( from ) > NONE ) Conn_UpdateIdle( Client_Conn( from ));
+ return IRC_WriteStrClientPrefix( cl, from, "PRIVMSG %s :%s", Client_ID( cl ), Req->argv[1] );
}
- ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
-
- fclose( fd );
-
- return ok;
-} /* Show_MOTD */
-
-
-LOCAL VOID Kill_Nick( CHAR *Nick )
-{
- Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected!", Nick );
- /* FIXME */
- Log( LOG_ALERT, "[Kill_Nick() not implemented - OOOPS!]" );
-} /* Kill_Nick */
-
-
-LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
-{
- CHAR str[LINE_LEN + 1];
- CL2CHAN *cl2chan;
- CLIENT *c;
-
- assert( Client != NULL );
- assert( Chan != NULL );
-
- /* Alle Mitglieder suchen */
- sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
- cl2chan = Channel_FirstMember( Chan );
- while( cl2chan )
- {
- /* Client ermitteln */
- c = Channel_GetClient( cl2chan );
-
- /* Nick anhaengen */
- if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
- strcat( str, Client_ID( Channel_GetClient( cl2chan )));
-
- if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
- {
- /* Zeile wird zu lang: senden! */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
- }
- /* naechstes Mitglied suchen */
- cl2chan = Channel_NextMember( Chan, cl2chan );
- }
- if( str[strlen( str ) - 1] != ':')
- {
- /* Es sind noch Daten da, die gesendet werden muessen */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- }
+ chan = Channel_Search( Req->argv[0] );
+ if( chan ) return Channel_Write( chan, from, Client, Req->argv[1] );
- /* Ende anzeigen */
- IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( Chan ));
-
- return CONNECTED;
-} /* Send_NAMES */
+ return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
+} /* IRC_PRIVMSG */
/* -eof- */
projects / ngircd-alex.git / blobdiff