/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001 by Alexander Barton (alex@barton.de)
+ * 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 comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
+ * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
*
- * $Id: irc.c,v 1.7 2001/12/25 23:25:18 alex Exp $
+ * $Id: irc.c,v 1.98 2002/10/09 13:35:32 alex Exp $
*
* irc.c: IRC-Befehle
- *
- * $Log: irc.c,v $
- * 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 "portab.h"
-#include <imp.h>
+#include "imp.h"
#include <assert.h>
-#include <stdarg.h>
+#include <errno.h>
#include <stdio.h>
+#include <stdlib.h>
#include <string.h>
+#include "ngircd.h"
+#include "conn.h"
#include "client.h"
+#include "channel.h"
+#include "resolve.h"
+#include "conf.h"
+#include "conn.h"
+#include "irc-write.h"
#include "log.h"
#include "messages.h"
#include "parse.h"
+#include "tool.h"
-#include <exp.h>
+#include "exp.h"
#include "irc.h"
-#define CONNECTED TRUE
-#define DISCONNECTED FALSE
+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 ));
-LOCAL BOOLEAN Check_Valid_User( CLIENT *Client );
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 0 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-LOCAL BOOLEAN Hello_User( CLIENT *Client );
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client );
+ return IRC_Show_MOTD( Client );
+} /* IRC_MOTD */
-GLOBAL VOID IRC_Init( VOID )
+GLOBAL BOOLEAN
+IRC_PRIVMSG( CLIENT *Client, REQUEST *Req )
{
-} /* IRC_Init */
+ 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 ));
-GLOBAL VOID IRC_Exit( VOID )
-{
-} /* IRC_Exit */
+ /* 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_Search( Req->prefix );
+ else from = Client;
+ if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+
+ cl = Client_Search( Req->argv[0] );
+ if( cl )
+ {
+ /* 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] );
+
+ /* Okay, Ziel ist ein User */
+ if(( Client_Type( Client ) != CLIENT_SERVER ) && ( strchr( Client_Modes( cl ), 'a' )))
+ {
+ /* Ziel-User ist AWAY: Meldung verschicken */
+ if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( cl ), Client_Away( cl ))) return DISCONNECTED;
+ }
+
+ /* 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] );
+ }
+
+ chan = Channel_Search( Req->argv[0] );
+ if( chan ) return Channel_Write( chan, from, Client, Req->argv[1] );
+ return IRC_WriteStrClient( from, ERR_NOSUCHNICK_MSG, Client_ID( from ), Req->argv[0] );
+} /* IRC_PRIVMSG */
-GLOBAL BOOLEAN IRC_WriteStr_Client( CLIENT *Client, CLIENT *Prefix, CHAR *Format, ... )
+
+GLOBAL BOOLEAN
+IRC_NOTICE( CLIENT *Client, REQUEST *Req )
{
- /* Text an Clients, lokal bzw. remote, senden. */
+ CLIENT *to, *from;
+
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return CONNECTED;
+
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc != 2 ) return CONNECTED;
+
+ 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 );
+
+ to = Client_Search( Req->argv[0] );
+ if(( to ) && ( Client_Type( to ) == CLIENT_USER ))
+ {
+ /* Okay, Ziel ist ein User */
+ return IRC_WriteStrClientPrefix( to, from, "NOTICE %s :%s", Client_ID( to ), Req->argv[1] );
+ }
+ else return CONNECTED;
+} /* IRC_NOTICE */
- CHAR buffer[1000];
- BOOLEAN ok = CONNECTED;
- va_list ap;
+GLOBAL BOOLEAN
+IRC_NAMES( CLIENT *Client, REQUEST *Req )
+{
+ CHAR rpl[COMMAND_LEN], *ptr;
+ CLIENT *target, *from, *c;
+ CHANNEL *chan;
+
assert( Client != NULL );
- assert( Format != NULL );
+ assert( Req != NULL );
- va_start( ap, Format );
+ if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
- if( Client->conn_id != NONE )
+ /* Falsche Anzahl Parameter? */
+ if( Req->argc > 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+
+ /* From aus Prefix ermitteln */
+ if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_Search( Req->prefix );
+ else from = Client;
+ if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
+
+ if( Req->argc == 2 )
{
- /* Lokaler Client */
- vsnprintf( buffer, 1000, Format, ap );
- if( Prefix ) ok = Conn_WriteStr( Client->conn_id, ":%s %s", Prefix->host, buffer );
- else ok = Conn_WriteStr( Client->conn_id, buffer );
+ /* an anderen Server forwarden */
+ target = Client_Search( Req->argv[1] );
+ if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
+
+ if( target != Client_ThisServer( ))
+ {
+ /* Ok, anderer Server ist das Ziel: forwarden */
+ return IRC_WriteStrClientPrefix( target, from, "NAMES %s :%s", Req->argv[0], Req->argv[1] );
+ }
}
- else
+
+ if( Req->argc > 0 )
{
- /* Remote-Client */
- Log( LOG_EMERG, "not implemented: IRC_WriteStr_Client()" );
+ /* bestimmte Channels durchgehen */
+ ptr = strtok( Req->argv[0], "," );
+ while( ptr )
+ {
+ chan = Channel_Search( ptr );
+ if( chan )
+ {
+ /* Namen ausgeben */
+ if( ! IRC_Send_NAMES( from, chan )) return DISCONNECTED;
+ }
+ if( ! IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), ptr )) return DISCONNECTED;
+
+ /* naechsten Namen ermitteln */
+ ptr = strtok( NULL, "," );
+ }
+ return CONNECTED;
}
+
+ /* alle Channels durchgehen */
+ chan = Channel_First( );
+ while( chan )
+ {
+ /* Namen ausgeben */
+ if( ! IRC_Send_NAMES( from, chan )) return DISCONNECTED;
- va_end( ap );
- return ok;
-} /* IRC_WriteStr_Client */
+ /* naechster Channel */
+ chan = Channel_Next( chan );
+ }
+ /* Nun noch alle Clients ausgeben, die in keinem Channel sind */
+ c = Client_First( );
+ sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
+ while( c )
+ {
+ if(( Client_Type( c ) == CLIENT_USER ) && ( Channel_FirstChannelOf( c ) == NULL ) && ( ! strchr( Client_Modes( c ), 'i' )))
+ {
+ /* Okay, das ist ein User: anhaengen */
+ if( rpl[strlen( rpl ) - 1] != ':' ) strcat( rpl, " " );
+ strcat( rpl, Client_ID( c ));
-GLOBAL BOOLEAN IRC_PASS( CLIENT *Client, REQUEST *Req )
+ if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
+ {
+ /* Zeile wird zu lang: senden! */
+ if( ! IRC_WriteStrClient( from, "%s", rpl )) return DISCONNECTED;
+ sprintf( rpl, RPL_NAMREPLY_MSG, Client_ID( from ), "*", "*" );
+ }
+ }
+
+ /* naechster Client */
+ c = Client_Next( c );
+ }
+ if( rpl[strlen( rpl ) - 1] != ':')
+ {
+ /* es wurden User gefunden */
+ if( ! IRC_WriteStrClient( from, "%s", rpl )) return DISCONNECTED;
+ }
+
+ return IRC_WriteStrClient( from, RPL_ENDOFNAMES_MSG, Client_ID( from ), "*" );
+} /* IRC_NAMES */
+
+
+GLOBAL BOOLEAN
+IRC_ISON( CLIENT *Client, REQUEST *Req )
{
+ CHAR rpl[COMMAND_LEN];
+ CLIENT *c;
+ CHAR *ptr;
+ INT i;
+
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type == CLIENT_UNKNOWN )
+ 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++ )
{
- Log( LOG_DEBUG, "Connection %d: got PASS command ...", Client->conn_id );
- return IRC_WriteStr_Client( Client, This_Server, ERR_UNKNOWNCOMMAND_MSG, Req->command );
+ ptr = strtok( Req->argv[i], " " );
+ while( ptr )
+ {
+ ngt_TrimStr( ptr );
+ c = Client_Search( ptr );
+ if( c && ( Client_Type( c ) == CLIENT_USER ))
+ {
+ /* Dieser Nick ist "online" */
+ strcat( rpl, ptr );
+ strcat( rpl, " " );
+ }
+ ptr = strtok( NULL, " " );
+ }
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_ALREADYREGISTRED_MSG );
-} /* IRC_PASS */
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+ return IRC_WriteStrClient( Client, "%s", rpl, Client_ID( Client ) );
+} /* IRC_ISON */
-GLOBAL BOOLEAN IRC_NICK( CLIENT *Client, REQUEST *Req )
+
+GLOBAL BOOLEAN
+IRC_WHOIS( CLIENT *Client, REQUEST *Req )
{
- CLIENT *c;
+ CLIENT *from, *target, *c;
+ CHAR str[LINE_LEN + 1], *ptr = NULL;
+ CL2CHAN *cl2chan;
+ 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 ) || ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+
+ /* Client suchen */
+ c = Client_Search( 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_Search( 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_Search( Req->argv[1] );
+ if( ! target ) return IRC_WriteStrClient( from, ERR_NOSUCHSERVER_MSG, Client_ID( from ), Req->argv[1] );
+ ptr = Req->argv[1];
+ }
+ else target = Client_ThisServer( );
+
+ assert( target != NULL );
+
+ if(( Client_NextHop( target ) != Client_ThisServer( )) && ( Client_Type( Client_NextHop( target )) == CLIENT_SERVER )) return IRC_WriteStrClientPrefix( target, from, "WHOIS %s :%s", Req->argv[0], ptr );
+
+ /* 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;
+
+ /* Channels */
+ sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
+ cl2chan = Channel_FirstChannelOf( c );
+ while( cl2chan )
+ {
+ chan = Channel_GetChannel( cl2chan );
+ assert( chan != NULL );
+
+ /* Channel-Name anhaengen */
+ if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
+ if( strchr( Channel_UserModes( chan, c ), 'o' )) strcat( str, "@" );
+ else if( strchr( Channel_UserModes( chan, c ), 'v' )) strcat( str, "+" );
+ strcat( str, Channel_Name( chan ));
+
+ if( strlen( str ) > ( LINE_LEN - CHANNEL_NAME_LEN - 4 ))
+ {
+ /* Zeile wird zu lang: senden! */
+ if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
+ sprintf( str, RPL_WHOISCHANNELS_MSG, Client_ID( from ), Client_ID( c ));
+ }
+ /* naechstes Mitglied suchen */
+ cl2chan = Channel_NextChannelOf( c, cl2chan );
+ }
+ if( str[strlen( str ) - 1] != ':')
+ {
+ /* Es sind noch Daten da, die gesendet werden muessen */
+ if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
+ }
+
+ /* IRC-Operator? */
+ if( Client_HasMode( c, 'o' ))
+ {
+ if( ! IRC_WriteStrClient( from, RPL_WHOISOPERATOR_MSG, Client_ID( from ), Client_ID( c ))) return DISCONNECTED;
+ }
+
+ /* Idle (nur lokale Clients) */
+ if( Client_Conn( c ) > NONE )
+ {
+ if( ! IRC_WriteStrClient( from, RPL_WHOISIDLE_MSG, Client_ID( from ), Client_ID( c ), Conn_GetIdle( Client_Conn ( c )))) return DISCONNECTED;
+ }
+
+ /* Away? */
+ if( Client_HasMode( c, 'a' ))
+ {
+ if( ! IRC_WriteStrClient( from, RPL_AWAY_MSG, Client_ID( from ), Client_ID( c ), Client_Away( c ))) return DISCONNECTED;
+ }
+
+ /* End of Whois */
+ return IRC_WriteStrClient( from, RPL_ENDOFWHOIS_MSG, Client_ID( from ), Client_ID( c ));
+} /* IRC_WHOIS */
+
+
+GLOBAL BOOLEAN
+IRC_WHO( CLIENT *Client, REQUEST *Req )
+{
+ BOOLEAN ok, only_ops;
+ CHAR flags[8], *ptr;
+ CL2CHAN *cl2chan;
+ CHANNEL *chan;
+ CLIENT *c;
+
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ 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 );
+
+ only_ops = FALSE;
+ chan = NULL;
+
+ if( Req->argc == 2 )
{
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 1 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
+ /* Nur OPs anzeigen? */
+ if( strcmp( Req->argv[1], "o" ) == 0 ) only_ops = TRUE;
+#ifdef STRICT_RFC
+ else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+#endif
+ }
+
+ if( Req->argc >= 1 )
+ {
+ /* wurde ein Channel oder Nick-Mask angegeben? */
+ chan = Channel_Search( Req->argv[0] );
+ }
- /* Nick zu lang? */
- if( strlen( Req->argv[0] ) > CLIENT_NICK_LEN ) return IRC_WriteStr_Client( Client, This_Server, ERR_ERRONEUSNICKNAME_MSG, Req->argv[0] );
+ if( chan )
+ {
+ /* User eines Channels ausgeben */
+ if( ! IRC_Send_WHO( Client, chan, only_ops )) return DISCONNECTED;
+ }
- /* pruefen, ob Nick bereits vergeben */
- c = My_Clients;
- while( c )
+ c = Client_First( );
+ while( c )
+ {
+ if(( Client_Type( c ) == CLIENT_USER ) && ( ! strchr( Client_Modes( c ), 'i' )))
{
- if( strcasecmp( c->nick, Req->argv[0] ) == 0 )
+ ok = FALSE;
+ if( Req->argc == 0 ) ok = TRUE;
+ else
{
- /* den Nick gibt es bereits */
- return IRC_WriteStr_Client( Client, This_Server, ERR_NICKNAMEINUSE_MSG, Req->argv[0] );
+ if( strcasecmp( Req->argv[0], Client_ID( c )) == 0 ) ok = TRUE;
+ else if( strcmp( Req->argv[0], "0" ) == 0 ) ok = TRUE;
+ }
+
+ if( ok && (( ! only_ops ) || ( strchr( Client_Modes( c ), 'o' ))))
+ {
+ /* Flags zusammenbasteln */
+ strcpy( flags, "H" );
+ if( strchr( Client_Modes( c ), 'o' )) strcat( flags, "*" );
+
+ /* ausgeben */
+ cl2chan = Channel_FirstChannelOf( c );
+ if( cl2chan ) ptr = Channel_Name( Channel_GetChannel( cl2chan ));
+ else ptr = "*";
+ if( ! IRC_WriteStrClient( Client, RPL_WHOREPLY_MSG, Client_ID( Client ), ptr, Client_User( c ), Client_Hostname( c ), Client_ID( Client_Introducer( c )), Client_ID( c ), flags, Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
}
- c = c->next;
}
- /* Client-Nick registrieren */
- strcpy( Client->nick, Req->argv[0] );
+ /* naechster Client */
+ c = Client_Next( c );
+ }
+
+ if( chan ) return IRC_WriteStrClient( Client, RPL_ENDOFWHO_MSG, Client_ID( Client ), Channel_Name( chan ));
+ else if( Req->argc == 0 ) return IRC_WriteStrClient( Client, RPL_ENDOFWHO_MSG, Client_ID( Client ), "*" );
+ else return IRC_WriteStrClient( Client, RPL_ENDOFWHO_MSG, Client_ID( Client ), Req->argv[0] );
+} /* IRC_WHO */
+
+
+GLOBAL BOOLEAN
+IRC_USERHOST( CLIENT *Client, REQUEST *Req )
+{
+ CHAR rpl[COMMAND_LEN];
+ CLIENT *c;
+ INT max, 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 );
- if( Client->type != CLIENT_USER )
+ if( Req->argc > 5 ) max = 5;
+ else max = Req->argc;
+
+ strcpy( rpl, RPL_USERHOST_MSG );
+ for( i = 0; i < max; i++ )
+ {
+ c = Client_Search( Req->argv[i] );
+ if( c && ( Client_Type( c ) == CLIENT_USER ))
{
- /* Neuer Client */
- Log( LOG_DEBUG, "Connection %d: got NICK command ...", Client->conn_id );
- if( Client->type == CLIENT_GOTUSER ) return Hello_User( Client );
- else Client->type = CLIENT_GOTNICK;
+ /* 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, " " );
}
- return CONNECTED;
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_ALREADYREGISTRED_MSG );
-} /* IRC_NICK */
+ if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
+
+ return IRC_WriteStrClient( Client, "%s", rpl, Client_ID( Client ) );
+} /* IRC_USERHOST */
-GLOBAL BOOLEAN IRC_USER( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_ERROR( CLIENT *Client, REQUEST *Req )
{
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type == CLIENT_UNKNOWN || Client->type == CLIENT_GOTNICK || Client->type == CLIENT_GOTPASS )
+ 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 */
+
+
+GLOBAL BOOLEAN
+IRC_LUSERS( CLIENT *Client, REQUEST *Req )
+{
+ CLIENT *target, *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 IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+
+ /* Absender ermitteln */
+ 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 )
{
- /* Falsche Anzahl Parameter? */
- if( Req->argc != 4 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
+ target = Client_Search( 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] );
+ }
- strncpy( Client->user, Req->argv[0], CLIENT_USER_LEN );
- Client->user[CLIENT_USER_LEN] = '\0';
- strncpy( Client->name, Req->argv[3], CLIENT_NAME_LEN );
- Client->name[CLIENT_NAME_LEN] = '\0';
+ /* Wer ist der Absender? */
+ if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_Search( Req->prefix );
+ else target = Client;
+ if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+
+ IRC_Send_LUSERS( target );
- Log( LOG_DEBUG, "Connection %d: got USER command ...", Client->conn_id );
- if( Client->type == CLIENT_GOTNICK ) return Hello_User( Client );
- else Client->type = CLIENT_GOTUSER;
- return CONNECTED;
+ return CONNECTED;
+} /* IRC_LUSERS */
+
+
+GLOBAL BOOLEAN
+IRC_LINKS( CLIENT *Client, REQUEST *Req )
+{
+ CLIENT *target, *from, *c;
+ CHAR *mask;
+
+ 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 = "*";
+
+ /* Absender ermitteln */
+ 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_Search( 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] );
}
- else if( Client->type == CLIENT_USER || Client->type == CLIENT_SERVER || Client->type == CLIENT_SERVICE )
+
+ /* Wer ist der Absender? */
+ if( Client_Type( Client ) == CLIENT_SERVER ) target = Client_Search( Req->prefix );
+ else target = Client;
+ if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
+
+ c = Client_First( );
+ while( c )
{
- return IRC_WriteStr_Client( Client, This_Server, ERR_ALREADYREGISTRED_MSG );
+ if( Client_Type( c ) == CLIENT_SERVER )
+ {
+ if( ! IRC_WriteStrClient( target, RPL_LINKS_MSG, Client_ID( target ), Client_ID( c ), Client_ID( Client_TopServer( c ) ? Client_TopServer( c ) : Client_ThisServer( )), Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
+ }
+ c = Client_Next( c );
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_NOTREGISTERED_MSG );
-} /* IRC_USER */
+
+ return IRC_WriteStrClient( target, RPL_ENDOFLINKS_MSG, Client_ID( target ), mask );
+} /* IRC_LINKS */
-GLOBAL BOOLEAN IRC_QUIT( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_VERSION( CLIENT *Client, REQUEST *Req )
{
+ CLIENT *target, *prefix;
+
assert( Client != NULL );
assert( Req != NULL );
- if( Client->type != CLIENT_SERVER && Client->type != CLIENT_SERVICE )
+ /* Falsche Anzahl Parameter? */
+ if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
+
+ /* Ziel suchen */
+ if( Req->argc == 1 ) target = Client_Search( Req->argv[0] );
+ else target = Client_ThisServer( );
+
+ /* Prefix ermitteln */
+ if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_Search( Req->prefix );
+ else prefix = Client;
+ if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
+
+ /* An anderen Server weiterleiten? */
+ if( target != Client_ThisServer( ))
{
- /* Falsche Anzahl Parameter? */
- if( Req->argc > 1 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
+ if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
- Conn_Close( Client->conn_id, "Client wants to quit." );
- return DISCONNECTED;
+ /* forwarden */
+ IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
+ return CONNECTED;
}
- else return IRC_WriteStr_Client( Client, This_Server, ERR_NOTREGISTERED_MSG );
-} /* IRC_QUIT */
+
+ /* mit Versionsinfo antworten */
+ return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), PACKAGE, VERSION, NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
+} /* IRC_VERSION */
-GLOBAL BOOLEAN IRC_MOTD( CLIENT *Client, REQUEST *Req )
+GLOBAL BOOLEAN
+IRC_KILL( CLIENT *Client, REQUEST *Req )
{
+ CLIENT *prefix, *c;
+
assert( Client != NULL );
assert( Req != NULL );
- if( ! Check_Valid_User( Client )) return CONNECTED;
+ if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
/* Falsche Anzahl Parameter? */
- if( Req->argc != 0 ) return IRC_WriteStr_Client( Client, This_Server, ERR_NEEDMOREPARAMS_MSG );
+ if(( Req->argc != 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- return Show_MOTD( Client );
-} /* IRC_MOTD */
+ prefix = Client_Search( Req->prefix );
+ if( ! prefix )
+ {
+ Log( LOG_WARNING, "Got KILL with invalid prefix: \"%s\"!", Req->prefix );
+ prefix = Client_ThisServer( );
+ }
+
+ Log( LOG_NOTICE, "Got KILL command from \"%s\" for \"%s\": %s", Client_Mask( prefix ), Req->argv[0], Req->argv[1] );
+
+ /* andere Server benachrichtigen */
+ IRC_WriteStrServersPrefix( Client, prefix, "KILL %s :%s", Req->argv[0], Req->argv[1] );
+
+ /* haben wir selber einen solchen Client? */
+ c = Client_Search( Req->argv[0] );
+ if( c )
+ {
+ /* Ja, wir haben einen solchen Client */
+ if( Client_Conn( c ) != NONE ) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
+ else Client_Destroy( c, NULL, Req->argv[1], TRUE );
+ }
+ else Log( LOG_NOTICE, "Client with nick \"%s\" is unknown here.", Req->argv[0] );
+
+ return CONNECTED;
+} /* IRC_KILL */
-LOCAL BOOLEAN Check_Valid_User( CLIENT *Client )
+GLOBAL BOOLEAN
+IRC_ADMIN(CLIENT *Client, REQUEST *Req )
{
+ CLIENT *target, *prefix;
+
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 );
- if( Client->type != CLIENT_USER )
+ /* Ziel suchen */
+ if( Req->argc == 1 ) target = Client_Search( Req->argv[0] );
+ else target = Client_ThisServer( );
+
+ /* Prefix ermitteln */
+ if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_Search( Req->prefix );
+ else prefix = Client;
+ if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
+
+ /* An anderen Server weiterleiten? */
+ if( target != Client_ThisServer( ))
{
- IRC_WriteStr_Client( Client, This_Server, ERR_NOTREGISTERED_MSG );
- return FALSE;
+ if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
+
+ /* forwarden */
+ IRC_WriteStrClientPrefix( target, prefix, "ADMIN %s", Req->argv[0] );
+ return CONNECTED;
+ }
+
+ /* mit Versionsinfo antworten */
+ if( ! IRC_WriteStrClient( Client, RPL_ADMINME_MSG, Client_ID( prefix ), Conf_ServerName )) return DISCONNECTED;
+ if( ! IRC_WriteStrClient( Client, RPL_ADMINLOC1_MSG, Client_ID( prefix ), Conf_ServerAdmin1 )) return DISCONNECTED;
+ if( ! IRC_WriteStrClient( Client, RPL_ADMINLOC2_MSG, Client_ID( prefix ), Conf_ServerAdmin2 )) return DISCONNECTED;
+ if( ! IRC_WriteStrClient( Client, RPL_ADMINEMAIL_MSG, Client_ID( prefix ), Conf_ServerAdminMail )) return DISCONNECTED;
+
+ return CONNECTED;
+} /* IRC_ADMIN */
+
+
+
+GLOBAL BOOLEAN
+IRC_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;
+ }
}
- else return TRUE;
-} /* Check_Valid_User */
+ ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
+
+ fclose( fd );
+
+ return ok;
+} /* IRC_Show_MOTD */
-LOCAL BOOLEAN Hello_User( CLIENT *Client )
+GLOBAL BOOLEAN
+IRC_Send_NAMES( CLIENT *Client, CHANNEL *Chan )
{
- Log( LOG_NOTICE, "User \"%s!%s@%s\" (%s) registered.", Client->nick, Client->user, Client->host, Client->name );
+ BOOLEAN is_visible, is_member;
+ CHAR str[LINE_LEN + 1];
+ CL2CHAN *cl2chan;
+ CLIENT *cl;
+
+ assert( Client != NULL );
+ assert( Chan != NULL );
+
+ if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
+ else is_member = FALSE;
+
+ /* Alle Mitglieder suchen */
+ sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
+ cl2chan = Channel_FirstMember( Chan );
+ while( cl2chan )
+ {
+ cl = Channel_GetClient( cl2chan );
+
+ if( strchr( Client_Modes( cl ), 'i' )) is_visible = FALSE;
+ else is_visible = TRUE;
- IRC_WriteStr_Client( Client, This_Server, RPL_WELCOME_MSG, Client->nick, Client->nick, Client->user, Client->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_YOURHOST_MSG, Client->nick, This_Server->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_CREATED_MSG, Client->nick );
- IRC_WriteStr_Client( Client, This_Server, RPL_MYINFO_MSG, Client->nick, This_Server->host );
+ if( is_member || is_visible )
+ {
+ /* Nick anhaengen */
+ if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
+ if( strchr( Channel_UserModes( Chan, cl ), 'o' )) strcat( str, "@" );
+ else if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
+ strcat( str, Client_ID( cl ));
+
+ if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
+ {
+ /* Zeile wird zu lang: senden! */
+ if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
+ sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
+ }
+ }
- Client->type = CLIENT_USER;
+ /* 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, "%s", str )) return DISCONNECTED;
+ }
- return Show_MOTD( Client );
-} /* Hello_User */
+ return CONNECTED;
+} /* IRC_Send_NAMES */
-LOCAL BOOLEAN Show_MOTD( CLIENT *Client )
+GLOBAL BOOLEAN
+IRC_Send_WHO( CLIENT *Client, CHANNEL *Chan, BOOLEAN OnlyOps )
{
- IRC_WriteStr_Client( Client, This_Server, RPL_MOTDSTART_MSG, Client->nick, This_Server->host );
- IRC_WriteStr_Client( Client, This_Server, RPL_MOTD_MSG, Client->nick, "Some cool IRC server welcome message ;-)" );
- return IRC_WriteStr_Client( Client, This_Server, RPL_ENDOFMOTD_MSG, Client->nick );
-} /* Show_MOTD */
+ BOOLEAN is_visible, is_member;
+ CL2CHAN *cl2chan;
+ CHAR flags[8];
+ CLIENT *c;
+
+ assert( Client != NULL );
+ assert( Chan != NULL );
+
+ if( Channel_IsMemberOf( Chan, Client )) is_member = TRUE;
+ else is_member = FALSE;
+
+ /* Alle Mitglieder suchen */
+ cl2chan = Channel_FirstMember( Chan );
+ while( cl2chan )
+ {
+ c = Channel_GetClient( cl2chan );
+
+ if( strchr( Client_Modes( c ), 'i' )) is_visible = FALSE;
+ else is_visible = TRUE;
+
+ if( is_member || is_visible )
+ {
+ /* Flags zusammenbasteln */
+ strcpy( flags, "H" );
+ if( strchr( Client_Modes( c ), 'o' )) strcat( flags, "*" );
+ if( strchr( Channel_UserModes( Chan, c ), 'o' )) strcat( flags, "@" );
+ else if( strchr( Channel_UserModes( Chan, c ), 'v' )) strcat( flags, "+" );
+
+ /* ausgeben */
+ if(( ! OnlyOps ) || ( strchr( Client_Modes( c ), 'o' )))
+ {
+ if( ! IRC_WriteStrClient( Client, RPL_WHOREPLY_MSG, Client_ID( Client ), Channel_Name( Chan ), Client_User( c ), Client_Hostname( c ), Client_ID( Client_Introducer( c )), Client_ID( c ), flags, Client_Hops( c ), Client_Info( c ))) return DISCONNECTED;
+ }
+ }
+
+ /* naechstes Mitglied suchen */
+ cl2chan = Channel_NextMember( Chan, cl2chan );
+ }
+ return CONNECTED;
+} /* IRC_Send_WHO */
+
+
+GLOBAL BOOLEAN
+IRC_Send_LUSERS( CLIENT *Client )
+{
+ INT cnt;
+
+ assert( Client != NULL );
+
+ /* Users, Services und Serevr im Netz */
+ if( ! IRC_WriteStrClient( Client, RPL_LUSERCLIENT_MSG, Client_ID( Client ), Client_UserCount( ), Client_ServiceCount( ), Client_ServerCount( ))) return DISCONNECTED;
+
+ /* IRC-Operatoren im Netz */
+ cnt = Client_OperCount( );
+ if( cnt > 0 )
+ {
+ if( ! IRC_WriteStrClient( Client, RPL_LUSEROP_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
+ }
+
+ /* Unbekannt Verbindungen */
+ cnt = Client_UnknownCount( );
+ if( cnt > 0 )
+ {
+ if( ! IRC_WriteStrClient( Client, RPL_LUSERUNKNOWN_MSG, Client_ID( Client ), cnt )) return DISCONNECTED;
+ }
+
+ /* Channels im Netz */
+ if( ! IRC_WriteStrClient( Client, RPL_LUSERCHANNELS_MSG, Client_ID( Client ), Channel_Count( ))) return DISCONNECTED;
+
+ /* Channels im Netz */
+ if( ! IRC_WriteStrClient( Client, RPL_LUSERME_MSG, Client_ID( Client ), Client_MyUserCount( ), Client_MyServiceCount( ), Client_MyServerCount( ))) return DISCONNECTED;
+
+ return CONNECTED;
+} /* IRC_Send_LUSERS */
/* -eof- */
projects / ngircd-alex.git / blobdiff