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- Conn_Close() eingefuehrt: war die lokale Funktion Close_Connection().
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@ -9,11 +9,14 @@
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* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
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* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
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* der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
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* der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
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*
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*
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* $Id: conn.c,v 1.9 2001/12/24 01:32:33 alex Exp $
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* $Id: conn.c,v 1.10 2001/12/25 22:03:47 alex Exp $
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*
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*
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* connect.h: Verwaltung aller Netz-Verbindungen ("connections")
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* connect.h: Verwaltung aller Netz-Verbindungen ("connections")
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*
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*
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* $Log: conn.c,v $
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* $Log: conn.c,v $
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* Revision 1.10 2001/12/25 22:03:47 alex
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* - Conn_Close() eingefuehrt: war die lokale Funktion Close_Connection().
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*
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* Revision 1.9 2001/12/24 01:32:33 alex
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* Revision 1.9 2001/12/24 01:32:33 alex
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* - in Conn_WriteStr() wurde das CR+LF nicht angehaengt!
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* - in Conn_WriteStr() wurde das CR+LF nicht angehaengt!
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* - Fehler-Ausgaben vereinheitlicht.
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* - Fehler-Ausgaben vereinheitlicht.
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@ -106,7 +109,6 @@ LOCAL VOID Handle_Read( INT sock );
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LOCAL BOOLEAN Handle_Write( CONN_ID Idx );
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LOCAL BOOLEAN Handle_Write( CONN_ID Idx );
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LOCAL VOID New_Connection( INT Sock );
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LOCAL VOID New_Connection( INT Sock );
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LOCAL CONN_ID Socket2Index( INT Sock );
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LOCAL CONN_ID Socket2Index( INT Sock );
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LOCAL VOID Close_Connection( CONN_ID Idx, CHAR *Msg );
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LOCAL VOID Read_Request( CONN_ID Idx );
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LOCAL VOID Read_Request( CONN_ID Idx );
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LOCAL BOOLEAN Try_Write( CONN_ID Idx );
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LOCAL BOOLEAN Try_Write( CONN_ID Idx );
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@ -148,7 +150,7 @@ GLOBAL VOID Conn_Exit( VOID )
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{
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{
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if( My_Connections[idx].sock == i ) break;
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if( My_Connections[idx].sock == i ) break;
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}
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}
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if( idx < MAX_CONNECTIONS ) Close_Connection( idx, "Server going down ..." );
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if( idx < MAX_CONNECTIONS ) Conn_Close( idx, "Server going down ..." );
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else if( FD_ISSET( i, &My_Listener ))
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else if( FD_ISSET( i, &My_Listener ))
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{
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{
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close( i );
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close( i );
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@ -283,14 +285,14 @@ GLOBAL BOOLEAN Conn_WriteStr( CONN_ID Idx, CHAR *Format, ... )
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if( vsnprintf( buffer, MAX_CMDLEN - 2, Format, ap ) == MAX_CMDLEN - 2 )
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if( vsnprintf( buffer, MAX_CMDLEN - 2, Format, ap ) == MAX_CMDLEN - 2 )
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{
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{
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Log( LOG_ALERT, "String too long to send (connection %d)!", Idx );
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Log( LOG_ALERT, "String too long to send (connection %d)!", Idx );
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Close_Connection( Idx, "Server error: String too long to send!" );
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Conn_Close( Idx, "Server error: String too long to send!" );
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return FALSE;
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return FALSE;
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}
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}
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#ifdef DEBUG
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#ifdef SNIFFER
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Log( LOG_DEBUG, " -> connection %d: '%s'.", Idx, buffer );
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Log( LOG_DEBUG, " -> connection %d: '%s'.", Idx, buffer );
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#endif
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#endif
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strcat( buffer, "\r\n" );
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strcat( buffer, "\r\n" );
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ok = Conn_Write( Idx, buffer, strlen( buffer ));
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ok = Conn_Write( Idx, buffer, strlen( buffer ));
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@ -321,7 +323,7 @@ GLOBAL BOOLEAN Conn_Write( CONN_ID Idx, CHAR *Data, INT Len )
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{
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{
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/* der Puffer ist dummerweise voll ... */
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/* der Puffer ist dummerweise voll ... */
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Log( LOG_NOTICE, "Write buffer overflow (connection %d)!", Idx );
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Log( LOG_NOTICE, "Write buffer overflow (connection %d)!", Idx );
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Close_Connection( Idx, NULL );
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Conn_Close( Idx, NULL );
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return FALSE;
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return FALSE;
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}
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}
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@ -339,6 +341,32 @@ GLOBAL BOOLEAN Conn_Write( CONN_ID Idx, CHAR *Data, INT Len )
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} /* Conn_Write */
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} /* Conn_Write */
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GLOBAL VOID Conn_Close( CONN_ID Idx, CHAR *Msg )
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{
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/* Verbindung schliessen */
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assert( Idx >= 0 );
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assert( My_Connections[Idx].sock >= 0 );
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if( Msg ) Conn_WriteStr( Idx, "ERROR :%s", Msg );
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if( close( My_Connections[Idx].sock ) != 0 )
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{
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Log( LOG_ERR, "Error closing connection %d with %s:%d - %s!", Idx, inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port), strerror( errno ));
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return;
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}
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else
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{
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Log( LOG_NOTICE, "Connection %d with %s:%d closed.", Idx, inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port ));
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}
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Client_Destroy( Client_GetFromConn( Idx ));
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FD_CLR( My_Connections[Idx].sock, &My_Sockets );
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My_Connections[Idx].sock = NONE;
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} /* Conn_Close */
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LOCAL BOOLEAN Try_Write( CONN_ID Idx )
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LOCAL BOOLEAN Try_Write( CONN_ID Idx )
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{
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{
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/* Versuchen, Daten aus dem Schreib-Puffer in den
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/* Versuchen, Daten aus dem Schreib-Puffer in den
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@ -358,7 +386,7 @@ LOCAL BOOLEAN Try_Write( CONN_ID Idx )
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if( errno != EINTR )
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if( errno != EINTR )
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{
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{
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Log( LOG_ALERT, "select(): %s!", strerror( errno ));
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Log( LOG_ALERT, "select(): %s!", strerror( errno ));
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Close_Connection( Idx, NULL );
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Conn_Close( Idx, NULL );
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return FALSE;
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return FALSE;
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}
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}
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}
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}
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@ -409,7 +437,7 @@ LOCAL BOOLEAN Handle_Write( CONN_ID Idx )
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{
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{
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/* Oops, ein Fehler! */
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/* Oops, ein Fehler! */
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Log( LOG_ALERT, "Write error (buffer) on connection %d: %s!", Idx, strerror( errno ));
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Log( LOG_ALERT, "Write error (buffer) on connection %d: %s!", Idx, strerror( errno ));
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Close_Connection( Idx, NULL );
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Conn_Close( Idx, NULL );
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return FALSE;
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return FALSE;
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}
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}
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@ -487,32 +515,6 @@ LOCAL CONN_ID Socket2Index( INT Sock )
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} /* Socket2Index */
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} /* Socket2Index */
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LOCAL VOID Close_Connection( CONN_ID Idx, CHAR *Msg )
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{
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/* Verbindung schlie§en */
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assert( Idx >= 0 );
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assert( My_Connections[Idx].sock >= 0 );
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if( Msg ) Conn_WriteStr( Idx, "ERROR :%s", Msg );
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if( close( My_Connections[Idx].sock ) != 0 )
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{
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Log( LOG_ERR, "Error closing connection %d with %s:%d - %s!", Idx, inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port), strerror( errno ));
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return;
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}
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else
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{
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Log( LOG_NOTICE, "Connection %d with %s:%d closed.", Idx, inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port ));
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}
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Client_Destroy( Client_GetFromConn( Idx ));
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FD_CLR( My_Connections[Idx].sock, &My_Sockets );
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My_Connections[Idx].sock = NONE;
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} /* Close_Connection */
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LOCAL VOID Read_Request( CONN_ID Idx )
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LOCAL VOID Read_Request( CONN_ID Idx )
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{
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{
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/* Daten von Socket einlesen und entsprechend behandeln.
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/* Daten von Socket einlesen und entsprechend behandeln.
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@ -531,7 +533,7 @@ LOCAL VOID Read_Request( CONN_ID Idx )
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{
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{
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/* Socket wurde geschlossen */
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/* Socket wurde geschlossen */
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Log( LOG_INFO, "%s:%d is closing the connection ...", inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port));
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Log( LOG_INFO, "%s:%d is closing the connection ...", inet_ntoa( My_Connections[Idx].addr.sin_addr ), ntohs( My_Connections[Idx].addr.sin_port));
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Close_Connection( Idx, NULL );
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Conn_Close( Idx, NULL );
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return;
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return;
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}
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}
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@ -539,7 +541,7 @@ LOCAL VOID Read_Request( CONN_ID Idx )
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{
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{
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/* Fehler beim Lesen */
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/* Fehler beim Lesen */
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Log( LOG_ALERT, "Read error on connection %d: %s!", Idx, strerror( errno ));
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Log( LOG_ALERT, "Read error on connection %d: %s!", Idx, strerror( errno ));
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Close_Connection( Idx, "Read error!" );
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Conn_Close( Idx, "Read error!" );
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return;
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return;
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}
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}
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@ -553,7 +555,7 @@ LOCAL VOID Read_Request( CONN_ID Idx )
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* (incl. CR+LF!) werden; vgl. RFC 2812. Wenn soetwas
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* (incl. CR+LF!) werden; vgl. RFC 2812. Wenn soetwas
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* empfangen wird, wird der Client disconnectiert. */
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* empfangen wird, wird der Client disconnectiert. */
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Log( LOG_ALERT, "Request too long (connection %d)!", Idx );
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Log( LOG_ALERT, "Request too long (connection %d)!", Idx );
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Close_Connection( Idx, "Request too long!" );
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Conn_Close( Idx, "Request too long!" );
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return;
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return;
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}
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}
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@ -9,11 +9,14 @@
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* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
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* Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
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||||||
* der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
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* der an comBase beteiligten Autoren finden Sie in der Datei AUTHORS.
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*
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*
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* $Id: conn.h,v 1.5 2001/12/23 21:57:48 alex Exp $
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* $Id: conn.h,v 1.6 2001/12/25 22:03:47 alex Exp $
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*
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*
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* conn.h: Verwaltung aller Netz-Verbindungen ("connections") (Header)
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* conn.h: Verwaltung aller Netz-Verbindungen ("connections") (Header)
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*
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*
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* $Log: conn.h,v $
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* $Log: conn.h,v $
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* Revision 1.6 2001/12/25 22:03:47 alex
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* - Conn_Close() eingefuehrt: war die lokale Funktion Close_Connection().
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*
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* Revision 1.5 2001/12/23 21:57:48 alex
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* Revision 1.5 2001/12/23 21:57:48 alex
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* - Conn_WriteStr() unterstuetzt nun variable Parameter.
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* - Conn_WriteStr() unterstuetzt nun variable Parameter.
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*
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*
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@ -48,6 +51,8 @@ GLOBAL VOID Conn_Handler( INT Timeout );
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GLOBAL BOOLEAN Conn_Write( CONN_ID Idx, CHAR *Data, INT Len );
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GLOBAL BOOLEAN Conn_Write( CONN_ID Idx, CHAR *Data, INT Len );
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GLOBAL BOOLEAN Conn_WriteStr( CONN_ID Idx, CHAR *Format, ... );
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GLOBAL BOOLEAN Conn_WriteStr( CONN_ID Idx, CHAR *Format, ... );
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GLOBAL VOID Conn_Close( CONN_ID Idx, CHAR *Msg );
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#endif
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#endif
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