diff -r 7fdc9a71d314 -r 8ad140f3dd41 hti/HtiServicePlugins/HtiIpProxyServicePlugin/IPProxyEngine/Src/Csocket.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/hti/HtiServicePlugins/HtiIpProxyServicePlugin/IPProxyEngine/Src/Csocket.h Wed Oct 13 16:17:58 2010 +0300 @@ -0,0 +1,187 @@ +/* +* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: General purpose socket implementetion +* +*/ + + + +#ifndef CSOCKET_H +#define CSOCKET_H + +// INCLUDES +#include +#include "MSocketWriterObserver.h" +#include "MSocketReaderObserver.h" +#include "MSocket.h" + +// FORWARD DECLARATIONS +class CSocketWriter; +class CSocketReader; + +// CLASS DECLARATION + +/** +* General purpose socket implementetion. +* With this class the client can write and receive data +* to and from the opened RSocket object. +*/ +NONSHARABLE_CLASS( CSocket ) : public CBase, + public MSocketWriterObserver, + public MSocketReaderObserver, + public MSocket + { + public: // Constructors and destructor + + /** + * Factory function. + * @param aSocket Opened RSocket instance that is used to read and write + * data. + * @param aUDPRemotePort Remote UDB port. + + */ + static CSocket* NewL( RSocket* aSocket, TInt aUDPRemotePort = -1 ); + + /** + * Factory function. + * @param aSocket Opened RSocket instance that is used to read and write + * data. + * @param aUDPRemotePort Remote UDB port. + */ + static CSocket* NewLC( RSocket* aSocket, TInt aUDPRemotePort = -1 ); + + /** + * Destructor. + */ + virtual ~CSocket(); + + public: // New functions + + /** + * @return RSocket object + */ + RSocket* GetRSocket(); + + /** + * @return Local TCP port. + */ + TUint LocalPort() const; + + /** + * @return Remote TCP port. + */ + TUint RemotePort() const; + + /** + * Sets observer. + * @param aObserver Pointer to observer. + */ + void SetObserver( MSocketObserver* aObserver ); + + /** + * Sets the ownership mode of RSocket object. If set ETrue + * the socket will be closed and RSocket object will be deleted + * in the destruction. + * @param aHasOwnership Ownership mode. + */ + void SetSocketOwnershipMode( TBool aHasOwnership ); + + /** + * Starts receiving data. + */ + void IssueRead(); + + /** + * Cancels all pending requests. + */ + void Cancel(); + + /* + * Returns the protocol information of the socket + */ + void SocketInfo( TProtocolDesc& aDesc) const; + + /* + * Is this a UDP socket + */ + TBool IsUDP() const; + + public: // From MSocketWriter + /** + * Issues writing data to socket. + * @param aData Data to be written. + */ + void WriteL( const TDesC8& aData ); + + protected: // From MSocketReaderObserver + /** + * From MSocketReaderObserver. + * Data has been received. + * @param aData Received data. + */ + void DataReceivedL( const TDesC8& aData ); + + /** + * From MSocketReaderObserver. + * Notifies that error has occurred. + * @param aErrorCode Error code. + */ + void ReaderErrorL( TInt aErrorCode ); + + /** + * From MSocketWriterObserver. + * Notifies that error has occurred. + * @param aErrorCode Error code. + */ + void WriterErrorL( TInt aErrorCode ); + + /** + * From MSocketWriterObserver. + * Notifies that all data has succesfully been written. + */ + void BufferUnderrunL(); + + /** + * From MSocketReaderObserver and MSocketWriterObserver. + * Notifies that the observer has leaved while executing the callback + * function. + * @param aLeaveCode Leave code. + */ + void ObserverLeaved( TInt aLeaveCode ); + + + private: + + /** + * Default constructor. + */ + CSocket( RSocket* aSocket, TInt aUDPRemotePort = -1 ); + + /** + * 2nd phase constructor. + */ + void ConstructL(); + + private: // Data + RSocket* iSocket; + CSocketWriter* iSocketWriter; + CSocketReader* iSocketReader; + MSocketObserver* iObserver; + TBool iHasOwnership; + const TInt iUDPRemotePort; + }; + +#endif // CSOCKET_H + +// End of File