- /* an andere Server weiterleiten */
- IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
-
- 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;
- }
-
-#ifndef STRICT_RFC
- /* 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 ... */
- 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;
- }
-
- /* Nick-Aenderung: allen mitteilen! */
-
- if( Client_Type( Client ) == CLIENT_USER ) IRC_WriteStrClientPrefix( Client, Client, "NICK :%s", Req->argv[0] );
- IRC_WriteStrServersPrefix( Client, target, "NICK :%s", Req->argv[0] );
- IRC_WriteStrRelatedPrefix( target, target, FALSE, "NICK :%s", Req->argv[0] );
-
- if(( Client_Type( target ) != CLIENT_USER ) && ( Client_Type( target ) != CLIENT_SERVER ))
- {
- /* Neuer Client */
- Log( LOG_DEBUG, "Connection %d: got valid NICK command ...", Client_Conn( Client ));
-
- /* Client-Nick registrieren */
- Client_SetID( target, Req->argv[0] );
-
- /* schon ein USER da? Dann registrieren! */
- if( Client_Type( Client ) == CLIENT_GOTUSER ) return Hello_User( Client );
- else Client_SetType( Client, CLIENT_GOTNICK );
- }
- else
- {
- /* Nick-Aenderung */
- Log( LOG_INFO, "User \"%s\" changed nick: \"%s\" -> \"%s\".", Client_Mask( target ), Client_ID( target ), Req->argv[0] );
-
- /* neuen Client-Nick speichern */
- Client_SetID( target, Req->argv[0] );
- }
-
- 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], "Nick collision" );
- 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], "Unknown server" );
- 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], "Server error" );
- 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 valid 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;
- CHAR msg[LINE_LEN + 64];
-
- 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 );
-
- Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
-
- /* SQUIT an alle Server weiterleiten */
- IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
-
- 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( Req->argv[1][0] )
- {
- if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
- sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
- }
- else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
-
- if( Client_Conn( target ) > NONE )
- {
- /* dieser Server hat die Connection */
- if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
- else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
- return DISCONNECTED;
- }
- else
- {
- /* Verbindung hielt anderer Server */
- Client_Destroy( target, msg, Req->argv[1] );
- return CONNECTED;
- }
-} /* IRC_SQUIT */
-
-
-GLOBAL BOOLEAN IRC_PING( 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 < 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 );
-
- if( Req->argc == 2 )
- {
- /* es wurde ein Ziel-Client angegeben */
- target = Client_GetFromID( Req->argv[1] );
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[1] );
- if( target != Client_ThisServer( ))
- {
- /* ok, forwarden */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
- return IRC_WriteStrClientPrefix( target, from, "PING %s :%s", Client_ID( from ), Req->argv[1] );
- }
- }
-
- 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 )
-{
- 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 < 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 );
-
- /* 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] );
- if( target != Client_ThisServer( ))
- {
- /* ok, forwarden */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
- return IRC_WriteStrClientPrefix( target, from, "PONG %s :%s", Client_ID( from ), Req->argv[1] );
- }
- }
-
- /* Der Connection-Timestamp wurde schon beim Lesen aus dem Socket
- * aktualisiert, daher muss das hier nicht mehr gemacht werden. */
-
- if( Client_Conn( Client ) > NONE ) Log( LOG_DEBUG, "Connection %d: received PONG. Lag: %ld seconds.", Client_Conn( Client ), time( NULL ) - Conn_LastPing( Client_Conn( Client )));
- else 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 *mode_ptr, the_modes[CLIENT_MODE_LEN], x[2];
- CLIENT *cl, *chan_cl, *prefix;
- BOOLEAN set, ok;
- CHANNEL *chan;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- cl = chan_cl = prefix = NULL;
- chan = NULL;
-
- /* Valider Client? */
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Keine Parameter? */
- if( Req->argc < 1 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Ziel suchen: Client bzw. Channel */
- if( Client_IsValidNick( Req->argv[0] )) cl = Client_Search( Req->argv[0] );
- if( Channel_IsValidName( Req->argv[0] )) chan = Channel_Search( Req->argv[0] );
-
- /* Kein Ziel gefunden? */
- if(( ! cl ) && ( ! chan )) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
-
- assert(( cl && chan ) != TRUE );
-
- /* Falsche Anzahl Parameter? */
- if(( cl ) && ( Req->argc > 2 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
- if(( chan ) && ( Req->argc > 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* Client ermitteln, wenn bei Channel-Modes mit 3 Parametern */
- if(( chan ) && (Req->argc == 3 ))
- {
- chan_cl = Client_Search( Req->argv[2] );
- if( ! chan_cl ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->argv[0] );
- }
-
- /* Wenn Anfragender ein User ist: Zugriff erlaubt? */
- if( Client_Type( Client ) == CLIENT_USER )
- {
- if( cl )
- {
- /* MODE ist nur fuer sich selber zulaessig! */
- if( cl != Client ) return IRC_WriteStrClient( Client, ERR_USERSDONTMATCH_MSG, Client_ID( Client ));
- }
- if( chan )
- {
- /* Darf der User die Channel-Modes ermitteln? */
- }
- }
-
- /* Werden die Modes "nur" erfragt? */
- if(( cl ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_UMODEIS_MSG, Client_ID( Client ), Client_Modes( cl ));
- if(( chan ) && ( Req->argc == 1 )) return IRC_WriteStrClient( Client, RPL_CHANNELMODEIS_MSG, Client_ID( Client ), Channel_Name( chan ), Channel_Modes( chan ));
-
- mode_ptr = Req->argv[1];
-
- /* Sollen Modes gesetzt oder geloescht werden? */
- if( cl )
- {
- if( *mode_ptr == '+' ) set = TRUE;
- else if( *mode_ptr == '-' ) set = FALSE;
- else return IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
- mode_ptr++;
- }
- else
- {
- if( *mode_ptr == '-' ) set = FALSE;
- else set = TRUE;
- if(( *mode_ptr == '-' ) || ( *mode_ptr == '+' )) mode_ptr++;
- }
-
- /* Prefix fuer Antworten etc. ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- prefix = Client_GetFromID( Req->prefix );
- if( ! prefix ) return IRC_WriteStrClient( Client, ERR_NOSUCHNICK_MSG, Client_ID( Client ), Req->prefix );
- }
- else prefix = Client;
-
- /* Reply-String mit Aenderungen vorbereiten */
- if( set ) strcpy( the_modes, "+" );
- else strcpy( the_modes, "-" );
-
- ok = TRUE;
- x[1] = '\0';
- while( *mode_ptr )
- {
- x[0] = '\0';
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Befehl kommt von einem Server, daher
- * trauen wir ihm "unbesehen" ... */
- x[0] = *mode_ptr;
- }
- else
- {
- /* Modes validieren */
- if( cl )
- {
- /* User-Modes */
- switch( *mode_ptr )
- {
- case 'i':
- /* invisible */
- x[0] = 'i';
- break;
- case 'r':
- /* restricted (kann nur gesetzt werden) */
- if( set ) x[0] = 'r';
- else ok = IRC_WriteStrClient( Client, ERR_RESTRICTED_MSG, Client_ID( Client ));
- break;
- case 'o':
- /* operator (kann nur geloescht werden) */
- if( ! set )
- {
- Client_SetOperByMe( Client, FALSE );
- x[0] = 'o';
- }
- else ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG_MSG, Client_ID( Client ));
- break;
- default:
- Log( LOG_DEBUG, "Unknown mode \"%c%c\" from \"%s\"!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
- }
- }
- if( chan )
- {
- /* Ist der User ein Channel Operator? */
- if( ! strchr( Channel_UserModes( chan, Client ), 'o' ))
- {
- Log( LOG_DEBUG, "Can't change modes: \"%s\" is not operator on %s!", Client_ID( Client ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_CHANOPRIVSNEEDED_MSG, Client_ID( Client ), Channel_Name( chan ));
- break;
- }
-
- /* Channel-Modes oder Channel-User-Modes */
- if( chan_cl )
- {
- /* Channel-User-Modes */
- switch( *mode_ptr )
- {
- case 'o':
- /* Channel Operator */
- x[0] = 'o';
- break;
- case 'v':
- /* Voice */
- x[0] = 'v';
- break;
- default:
- Log( LOG_DEBUG, "Unknown channel-user-mode \"%c%c\" from \"%s\" on \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Client_ID( chan_cl ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
- }
- }
- else
- {
- /* Channel-Modes */
- switch( *mode_ptr )
- {
- case 'a':
- /* Anonymous */
- x[0] = 'a';
- break;
- case 'm':
- /* Moderated */
- x[0] = 'm';
- break;
- case 'n':
- /* kein Schreiben in den Channel von aussen */
- x[0] = 'n';
- break;
- case 'p':
- /* Private */
- x[0] = 'p';
- break;
- case 'q':
- /* Quite */
- x[0] = 'q';
- break;
- case 's':
- /* Secret */
- x[0] = 's';
- break;
- case 't':
- /* Topic Lock */
- x[0] = 't';
- break;
- default:
- Log( LOG_DEBUG, "Unknown channel-mode \"%c%c\" from \"%s\" at %s!?", set ? '+' : '-', *mode_ptr, Client_ID( Client ), Channel_Name( chan ));
- ok = IRC_WriteStrClient( Client, ERR_UMODEUNKNOWNFLAG2_MSG, Client_ID( Client ), set ? '+' : '-', *mode_ptr );
- x[0] = '\0';
- }
- }
- }
- }
- if( ! ok ) break;
-
- mode_ptr++;
- if( ! x[0] ) continue;
-
- /* Okay, gueltigen Mode gefunden */
- if( cl )
- {
- /* Es geht um User-Modes */
- if( set )
- {
- /* Mode setzen. Wenn der Client ihn noch nicht hatte: merken */
- if( Client_ModeAdd( cl, x[0] )) strcat( the_modes, x );
- }
- else
- {
- /* Modes geloescht. Wenn der Client ihn hatte: merken */
- if( Client_ModeDel( cl, x[0] )) strcat( the_modes, x );
- }
- }
- if( chan )
- {
- /* Es geht um Channel-Modes oder Channel-User-Modes */
- if( chan_cl )
- {
- /* Channel-User-Modes */
- if( set )
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_UserModeAdd( chan, chan_cl, x[0] )) strcat( the_modes, x );
- }
- else
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_UserModeDel( chan, chan_cl, x[0] )) strcat( the_modes, x );
- }
- }
- else
- {
- /* Channel-Mode */
- if( set )
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_ModeAdd( chan, x[0] )) strcat( the_modes, x );
- }
- else
- {
- /* Mode setzen. Wenn der Channel ihn noch nicht hatte: merken */
- if( Channel_ModeDel( chan, x[0] )) strcat( the_modes, x );
- }
- }
- }
- }
-
- /* Wurden Modes geaendert? */
- if( the_modes[1] )
- {
- if( cl )
- {
- /* Client-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
- }
- else
- {
- /* Bestaetigung an Client schicken & andere Server informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Client_ID( cl ), the_modes );
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Client_ID( cl ), the_modes );
- }
- Log( LOG_DEBUG, "User \"%s\": Mode change, now \"%s\".", Client_Mask( cl ), Client_Modes( cl ));
- }
- if( chan )
- {
- /* Channel-Modes oder Channel-User-Mode */
- if( chan_cl )
- {
- /* Channel-User-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server und Channel-User forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- }
- else
- {
- /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s %s :%s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s %s", Channel_Name( chan ), the_modes, Client_ID( chan_cl));
- }
- Log( LOG_DEBUG, "User \"%s\" on %s: Mode change, now \"%s\".", Client_Mask( chan_cl), Channel_Name( chan ), Channel_UserModes( chan, chan_cl ));
- }
- else
- {
- /* Channel-Mode */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Modes an andere Server und Channel-User forwarden */
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
- }
- else
- {
- /* Bestaetigung an Client schicken & andere Server sowie Channel-User informieren */
- ok = IRC_WriteStrClientPrefix( Client, prefix, "MODE %s %s", Channel_Name( chan ), the_modes );
- IRC_WriteStrServersPrefix( Client, prefix, "MODE %s :%s", Channel_Name( chan ), the_modes );
- IRC_WriteStrChannelPrefix( Client, chan, prefix, FALSE, "MODE %s %s", Channel_Name( chan ), the_modes );
- }
- Log( LOG_DEBUG, "Channel \"%s\": Mode change, now \"%s\".", Channel_Name( chan ), Channel_Modes( chan ));
- }
- }
- }
-
- 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 */
-
-
-GLOBAL BOOLEAN IRC_DIE( 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 ));
-
- Log( LOG_NOTICE, "Got DIE command from \"%s\", going down!", Client_Mask( Client ));
- NGIRCd_Quit = TRUE;
- return CONNECTED;
-} /* IRC_DIE */
-
-
-GLOBAL BOOLEAN IRC_RESTART( 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 ));
-
- 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], *ptr;
- CLIENT *target, *from, *c;
- 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 );
-
- /* From aus Prefix ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER ) from = Client_GetFromID( Req->prefix );
- else from = Client;
- if( ! from ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->prefix );
-
- if( Req->argc == 2 )
- {
- /* an anderen Server forwarden */
- target = Client_GetFromID( 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] );
- }
- }
-
- if( Req->argc > 0 )
- {
- /* bestimmte Channels durchgehen */
- ptr = strtok( Req->argv[0], "," );
- while( ptr )
- {
- chan = Channel_Search( ptr );
- if( chan )
- {
- /* Namen ausgeben */
- if( ! 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( ! Send_NAMES( from, chan )) return DISCONNECTED;
-
- /* 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 ));
-
- if( strlen( rpl ) > ( LINE_LEN - CLIENT_NICK_LEN - 4 ))
- {
- /* Zeile wird zu lang: senden! */
- if( ! IRC_WriteStrClient( from, 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, 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 ) != CLIENT_USER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if(( Req->argc < 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- strcpy( rpl, RPL_ISON_MSG );
- for( i = 0; i < Req->argc; i++ )
- {
- ptr = strtok( Req->argv[i], " " );
- while( ptr )
- {
- ngt_TrimStr( ptr );
- c = Client_GetFromID( ptr );
- if( c && ( Client_Type( c ) == CLIENT_USER ))
- {
- /* Dieser Nick ist "online" */
- strcat( rpl, ptr );
- strcat( rpl, " " );
- }
- ptr = strtok( NULL, " " );
- }
- }
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
-
- return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
-} /* IRC_ISON */
-
-
-GLOBAL BOOLEAN IRC_WHOIS( CLIENT *Client, REQUEST *Req )
-{
- 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_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];
- }
- 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 ), 'v' )) strcat( str, "+" );
- if( strchr( Channel_UserModes( chan, c ), 'o' )) 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, 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, 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;
- }
-
- /* 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 );
-
- 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( Req->argc > 5 ) max = 5;
- else max = Req->argc;
-
- strcpy( rpl, RPL_USERHOST_MSG );
- for( i = 0; i < max; i++ )
- {
- c = Client_GetFromID( Req->argv[i] );
- if( c && ( Client_Type( c ) == CLIENT_USER ))
- {
- /* 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, " " );
- }
- }
- if( rpl[strlen( rpl ) - 1] == ' ' ) rpl[strlen( rpl ) - 1] = '\0';
-
- return IRC_WriteStrClient( Client, rpl, Client_ID( Client ) );
-} /* IRC_USERHOST */
-
-
-GLOBAL BOOLEAN IRC_ERROR( 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 */
-
-
-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_GetFromID( 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 );
-
- Send_LUSERS( target );
-
- 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_GetFromID( 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_TopServer( c ) ? Client_TopServer( c ) : Client_ThisServer( )), 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 )
-{
- CHAR *channame, *flags, modes[8];
- BOOLEAN is_new_chan;
- CLIENT *target;
- CHANNEL *chan;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- if(( Client_Type( Client ) != CLIENT_USER ) && ( Client_Type( Client ) != CLIENT_SERVER )) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
-
- /* Falsche Anzahl Parameter? */
- if(( Req->argc > 1 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
-
- /* 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 */
- channame = strtok( Req->argv[0], "," );
- while( channame )
- {
- /* wird der Channel neu angelegt? */
- flags = NULL;
-
- if( Channel_Search( channame )) is_new_chan = FALSE;
- else is_new_chan = TRUE;
-
- /* Hat ein Server Channel-User-Modes uebergeben? */
- if( Client_Type( Client ) == CLIENT_SERVER )
- {
- /* Channel-Flags extrahieren */
- flags = strchr( channame, 0x7 );
- if( flags ) *flags++ = '\0';
- }
-
- /* neuer Channel udn lokaler Client? */
- if( is_new_chan && ( Client_Type( Client ) == CLIENT_USER ))
- {
- /* Dann soll der Client Channel-Operator werden! */
- flags = "o";
- }
-
- /* Channel joinen (und ggf. anlegen) */
- if( ! Channel_Join( target, channame ))
- {
- /* naechsten Namen ermitteln */
- channame = strtok( NULL, "," );
- continue;
- }
- chan = Channel_Search( channame );
- assert( chan != NULL );
-
- /* Modes setzen (wenn vorhanden) */
- while( flags && *flags )
- {
- Channel_UserModeAdd( chan, target, *flags );
- flags++;
- }
-
- /* Muessen Modes an andere Server gemeldet werden? */
- strcpy( &modes[1], Channel_UserModes( chan, target ));
- if( modes[1] ) modes[0] = 0x7;
- else modes[0] = '\0';
-
- /* An andere Server weiterleiten */
- IRC_WriteStrServersPrefix( Client, target, "JOIN :%s%s", channame, modes );
-
- /* im Channel bekannt machen */
- IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "JOIN :%s", channame );
- if( modes[1] )
- {
- /* Modes im Channel bekannt machen */
- IRC_WriteStrChannelPrefix( Client, chan, target, FALSE, "MODE %s %s :%s", channame, modes, Client_ID( target ));
- }
-
- if( Client_Type( Client ) == CLIENT_USER )
- {
- /* an Client bestaetigen */
- IRC_WriteStrClientPrefix( Client, target, "JOIN :%s", channame );
-
- /* Topic an Client schicken */
- IRC_WriteStrClient( Client, RPL_TOPIC_MSG, Client_ID( Client ), channame, "What a wonderful channel!" );
-
- /* Mitglieder an Client Melden */
- Send_NAMES( Client, chan );
- IRC_WriteStrClient( Client, RPL_ENDOFNAMES_MSG, Client_ID( Client ), Channel_Name( chan ));
- }
-
- /* naechsten Namen ermitteln */
- channame = 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 );
-
- /* 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 )))
- {
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- continue;
- }
-
- /* naechsten Namen ermitteln */
- chan = strtok( NULL, "," );
- }
- return CONNECTED;
-} /* IRC_PART */
-
-
-GLOBAL BOOLEAN IRC_VERSION( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *target, *prefix;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- /* 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_GetFromID( Req->argv[0] );
- else target = Client_ThisServer( );
-
- /* Prefix ermitteln */
- if( Client_Type( Client ) == CLIENT_SERVER ) prefix = Client_GetFromID( 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( ))
- {
- if( ! target ) return IRC_WriteStrClient( Client, ERR_NOSUCHSERVER_MSG, Client_ID( Client ), Req->argv[0] );
-
- /* forwarden */
- IRC_WriteStrClientPrefix( target, prefix, "VERSION %s", Req->argv[0] );
- return CONNECTED;
- }
-
- /* mit Versionsinfo antworten */
- return IRC_WriteStrClient( Client, RPL_VERSION_MSG, Client_ID( prefix ), NGIRCd_DebugLevel, Conf_ServerName, NGIRCd_VersionAddition( ));
-} /* IRC_VERSION */
-
-
-GLOBAL BOOLEAN IRC_KILL( CLIENT *Client, REQUEST *Req )
-{
- CLIENT *prefix, *c;
-
- assert( Client != NULL );
- assert( Req != NULL );
-
- 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 );
-
- prefix = Client_GetFromID( 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_GetFromID( Req->argv[0] );
- if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Req->argv[1], TRUE );
-
- return CONNECTED;
-} /* IRC_KILL */
-
-
-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 );
-
- if( ! Send_LUSERS( Client )) return DISCONNECTED;
- if( ! Show_MOTD( Client )) return DISCONNECTED;
-
- return CONNECTED;
-} /* 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;
- }
- }
- ok = IRC_WriteStrClient( Client, RPL_ENDOFMOTD_MSG, Client_ID( Client ) );
-
- fclose( fd );
-
- return ok;
-} /* Show_MOTD */
-
-
-LOCAL VOID Kill_Nick( CHAR *Nick, CHAR *Reason )
-{
- CLIENT *c;
-
- assert( Nick != NULL );
- assert( Reason != NULL );
-
- Log( LOG_ERR, "User(s) with nick \"%s\" will be disconnected: %s", Nick, Reason );
-
- /* andere Server benachrichtigen */
- IRC_WriteStrServers( NULL, "KILL %s :%s", Nick, Reason );
-
- /* Ggf. einen eigenen Client toeten */
- c = Client_GetFromID( Nick );
- if( c && ( Client_Conn( c ) != NONE )) Conn_Close( Client_Conn( c ), NULL, Reason, TRUE );
-} /* Kill_Nick */
-
-
-LOCAL BOOLEAN Send_NAMES( CLIENT *Client, CHANNEL *Chan )
-{
- 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;
-
- if( is_member || is_visible )
- {
- /* Nick anhaengen */
- if( str[strlen( str ) - 1] != ':' ) strcat( str, " " );
- if( strchr( Channel_UserModes( Chan, cl ), 'v' )) strcat( str, "+" );
- if( strchr( Channel_UserModes( Chan, cl ), 'o' )) 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, str )) return DISCONNECTED;
- sprintf( str, RPL_NAMREPLY_MSG, Client_ID( Client ), "=", Channel_Name( Chan ));
- }
- }
-
- /* naechstes Mitglied suchen */
- cl2chan = Channel_NextMember( Chan, cl2chan );
- }
- if( str[strlen( str ) - 1] != ':')
- {
- /* Es sind noch Daten da, die gesendet werden muessen */
- if( ! IRC_WriteStrClient( Client, str )) return DISCONNECTED;
- }
-
- return CONNECTED;
-} /* Send_NAMES */
-
-
-LOCAL BOOLEAN 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;
-} /* Send_LUSERS */
-
-
-CHAR *Get_Prefix( CLIENT *Target, CLIENT *Client )
-{
- assert( Target != NULL );
- assert( Client != NULL );
-
- if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
- else return Client_Mask( Client );
-} /* Get_Prefix */