+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 )
+{
+ assert( Client != NULL );
+ assert( Req != NULL );
+
+ if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
+
+ return CONNECTED;
+} /* IRC_NJOIN */
+
+