X-Git-Url: https://arthur.barton.de/cgi-bin/gitweb.cgi?p=ngircd-alex.git;a=blobdiff_plain;f=src%2Fngircd%2Firc.c;h=684cc639abe66888a3fbd865ee07ada74315f231;hp=73fe4aafb0d365ebf0daa0cac1dc59a390591d59;hb=01b58a05823de3c63460a8e708913faa3f6680e9;hpb=9f9e9a496fee1d787affcddc6299e2d91afa3d76 diff --git a/src/ngircd/irc.c b/src/ngircd/irc.c index 73fe4aaf..684cc639 100644 --- a/src/ngircd/irc.c +++ b/src/ngircd/irc.c @@ -2,1641 +2,178 @@ * 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 1.42 2002/01/27 18:28:01 alex Exp $ - * - * irc.c: IRC-Befehle - * - * $Log: irc.c,v $ - * 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 -#include "global.h" - -#include -#include -#include -#include -#include -#include -#include - -#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 -#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 ); - - -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_Mask( Prefix ), buffer ); -} /* IRC_WriteStrClientPrefix */ - - -GLOBAL BOOLEAN IRC_WriteStrClientPrefixID( 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_WriteStrClientPrefixID */ - - -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 ) - { - if( Remote ) c = Client_NextHop( Channel_GetClient( cl2chan )); - else - { - c = Channel_GetClient( cl2chan ); - if( Client_Conn( c ) <= NONE ) c = NULL; - } - - 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 VOID IRC_WriteStrServersPrefixID( 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_WriteStrClientPrefixID( c, Prefix, buffer ); - } - c = Client_Next( c ); - } -} /* IRC_WriteStrServersPrefixID */ - - -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 *c; - INT 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 ); - - /* Alle bisherigen Server dem neuen Server bekannt machen, - * die bisherigen Server ueber den neuen informierenn */ - c = Client_First( ); - while( c ) - { - if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( ))) - { - 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_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 ); - } - - 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]; - - /* 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, ", Req->prefix ); - 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": "" ); - - 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; - - 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 ) || ( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command ); - - /* "Ziel-Client" suchen */ - target = Client_Search( Req->argv[0] ); - - /* 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 +#include +#include - 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 ); + CLIENT *prefix, *c; + CHAR reason[COMMAND_LEN]; + CONN_ID my_conn, conn; - 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 */ - - -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 */ - - -GLOBAL BOOLEAN IRC_USERHOST( CLIENT *Client, REQUEST *Req ) -{ - CHAR rpl[COMMAND_LEN]; - CLIENT *c; - INT max, i; - - assert( Client != NULL ); - assert( Req != NULL ); + Log( LOG_NOTICE|LOG_snotice, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] ); - if( Client_Type( Client ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client )); + /* 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 )); - /* Falsche Anzahl Parameter? */ - if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command ); + /* Inform other servers */ + IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], reason ); - 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, an Client bestaetigen */ - IRC_WriteStrServersPrefixID( Client, target, "JOIN :%s", chan ); - IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", chan ); - IRC_WriteStrChannelPrefix( Client, Channel_Search( chan ), target, FALSE, "JOIN :%s", chan ); - - if( Client_Type( Client ) == CLIENT_USER ) - { - /* Topic an Client schicken */ - IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), chan, "What a wonderful channel!" ); - } - - /* 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 )); - - /* Falsche Anzahl Parameter? */ - if(( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command ); + /* 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] ); - /* 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 */ + chan = Channel_Search( Req->argv[0] ); + if( chan ) return Channel_Write( chan, from, Client, Req->argv[1] ); -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 */ + return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] ); +} /* IRC_PRIVMSG */ /* -eof- */