author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 15 Jul 2010 20:25:38 +0300 | |
branch | RCL_3 |
changeset 18 | 3406c99bc375 |
parent 0 | a03f92240627 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: General purpose socket implementetion |
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* |
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*/ |
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#ifndef CSOCKET_H |
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#define CSOCKET_H |
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// INCLUDES |
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#include <e32base.h> |
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#include "MSocketWriterObserver.h" |
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#include "MSocketReaderObserver.h" |
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#include "MSocket.h" |
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// FORWARD DECLARATIONS |
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class CSocketWriter; |
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class CSocketReader; |
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// CLASS DECLARATION |
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/** |
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* General purpose socket implementetion. |
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* With this class the client can write and receive data |
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* to and from the opened RSocket object. |
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*/ |
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NONSHARABLE_CLASS( CSocket ) : public CBase, |
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public MSocketWriterObserver, |
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public MSocketReaderObserver, |
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public MSocket |
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{ |
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public: // Constructors and destructor |
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/** |
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* Factory function. |
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* @param aSocket Opened RSocket instance that is used to read and write |
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* data. |
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* @param aUDPRemotePort Remote UDB port. |
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*/ |
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static CSocket* NewL( RSocket* aSocket, TInt aUDPRemotePort = -1 ); |
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/** |
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* Factory function. |
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* @param aSocket Opened RSocket instance that is used to read and write |
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* data. |
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* @param aUDPRemotePort Remote UDB port. |
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*/ |
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static CSocket* NewLC( RSocket* aSocket, TInt aUDPRemotePort = -1 ); |
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/** |
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* Destructor. |
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*/ |
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virtual ~CSocket(); |
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public: // New functions |
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/** |
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* @return RSocket object |
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*/ |
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RSocket* GetRSocket(); |
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/** |
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* @return Local TCP port. |
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*/ |
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TUint LocalPort() const; |
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/** |
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* @return Remote TCP port. |
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*/ |
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TUint RemotePort() const; |
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/** |
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* Sets observer. |
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* @param aObserver Pointer to observer. |
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*/ |
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void SetObserver( MSocketObserver* aObserver ); |
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/** |
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* Sets the ownership mode of RSocket object. If set ETrue |
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* the socket will be closed and RSocket object will be deleted |
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* in the destruction. |
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* @param aHasOwnership Ownership mode. |
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*/ |
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void SetSocketOwnershipMode( TBool aHasOwnership ); |
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/** |
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* Starts receiving data. |
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*/ |
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void IssueRead(); |
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/** |
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* Cancels all pending requests. |
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*/ |
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void Cancel(); |
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/* |
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* Returns the protocol information of the socket |
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*/ |
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void SocketInfo( TProtocolDesc& aDesc) const; |
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/* |
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* Is this a UDP socket |
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*/ |
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TBool IsUDP() const; |
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|
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public: // From MSocketWriter |
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/** |
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* Issues writing data to socket. |
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* @param aData Data to be written. |
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*/ |
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void WriteL( const TDesC8& aData ); |
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|
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protected: // From MSocketReaderObserver |
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/** |
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* From MSocketReaderObserver. |
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* Data has been received. |
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* @param aData Received data. |
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*/ |
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void DataReceivedL( const TDesC8& aData ); |
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|
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/** |
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* From MSocketReaderObserver. |
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* Notifies that error has occurred. |
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* @param aErrorCode Error code. |
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*/ |
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void ReaderErrorL( TInt aErrorCode ); |
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|
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/** |
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* From MSocketWriterObserver. |
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* Notifies that error has occurred. |
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* @param aErrorCode Error code. |
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*/ |
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void WriterErrorL( TInt aErrorCode ); |
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/** |
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* From MSocketWriterObserver. |
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* Notifies that all data has succesfully been written. |
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*/ |
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void BufferUnderrunL(); |
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/** |
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* From MSocketReaderObserver and MSocketWriterObserver. |
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* Notifies that the observer has leaved while executing the callback |
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* function. |
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* @param aLeaveCode Leave code. |
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*/ |
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void ObserverLeaved( TInt aLeaveCode ); |
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private: |
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/** |
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* Default constructor. |
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*/ |
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CSocket( RSocket* aSocket, TInt aUDPRemotePort = -1 ); |
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|
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/** |
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* 2nd phase constructor. |
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*/ |
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void ConstructL(); |
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private: // Data |
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RSocket* iSocket; |
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CSocketWriter* iSocketWriter; |
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CSocketReader* iSocketReader; |
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MSocketObserver* iObserver; |
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TBool iHasOwnership; |
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const TInt iUDPRemotePort; |
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}; |
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#endif // CSOCKET_H |
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// End of File |