--- a/filemanager/bkupengine/inc/CMMCScBkupTransferReadRequest.h Thu Aug 19 09:42:45 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,223 +0,0 @@
-/*
-* Copyright (c) 2005 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: Declaration for CMMCScBkupReadDataTransferRequestBase
-*
-*
-*/
-
-#ifndef __CMMCSCBKUPTRANSFERREADREQUEST_H__
-#define __CMMCSCBKUPTRANSFERREADREQUEST_H__
-
-// User includes
-#include "MMCScBkupConfig.h"
-#include "MMCScBkupSBEUtils.h"
-#include "TMMCScBkupOwnerDataType.h"
-#include "CMMCScBkupDataOwnerInfo.h"
-#include "CMMCScBkupTransferRequest.h"
-#include "CMMCScBkupIndexWithIdentifier.h"
-
-// Classes referenced
-class MMMCScBkupDriver;
-class CMMCScBkupArchiveFooter;
-
-// Constants
-const TInt KMMCScBkupDefaultChunkReadSize = 4096; // 4k read chunks
-
-// CMMCScBkupIndexEntry
-
-/**
-*
-*
-* @since 3.0
-*/
-NONSHARABLE_CLASS(CMMCScBkupReadDataTransferRequestBase) : public CMMCScBkupTransferRequestBase
- {
- public:
-
- /**
- * C++ destructor
- */
- ~CMMCScBkupReadDataTransferRequestBase();
-
- protected:
-
- /**
- * C++ default constructor
- */
- CMMCScBkupReadDataTransferRequestBase( MMMCScBkupDriver& aDriver,
- TMMCScBkupOwnerDataType aElementType,
- TInt aChunkSize = KMMCScBkupDefaultChunkReadSize,
- TInt aPriority = CActive::EPriorityIdle );
-
- public: // API
-
- /**
- *
- */
- void RequestL( CMMCScBkupDataOwnerInfo& aOwner, TRequestStatus& aObserver, const RArray<TMMCScBkupArchiveDriveAndVector>& aEntries );
-
- protected: // New Framework API
-
- /**
- *
- */
- virtual CSBGenericTransferType* PrepareTransferTypeL( const CSBGenericDataType& aGeneric,
- TDriveNumber aDrive, TInt aVersion ) const = 0;
-
- private: // From CMMCScBkupTransferRequest
- TBool ProcessChunkOfDataL();
- void PrepareDataTransferL();
-
- private: // Internal methods
-
- /**
- *
- */
- void ReadChunkL( TDes8& aSink, TInt aLength );
-
- /**
- *
- */
- TBool DoProcessChunkOfDataL();
-
- /**
- *
- */
- TBool PrepareForNextEntry();
-
- /**
- *
- */
- TDriveNumber CurrentDrive() const;
-
- /**
- *
- */
- const TMMCScBkupArchiveVector& CurrentReadInfo() const;
-
- /**
- *
- */
- const TMMCScBkupArchiveDriveAndVector& CurrentEntry() const;
-
- /**
- *
- */
- inline TInt CurrentOffset() const { return iCurrentOffset; }
-
- private: // From CActive
- TInt RunError( TInt aError );
-
- private: // Debugging support
-
- /**
- *
- */
-#ifdef DEBUGGING_DATA_TRANSFER
- void DumpTransferDataL( RFs& aFsSession, const TDesC8& aData ) const;
-#endif
-
- private: // Member data
-
- // Owned externally
- //
- const RArray<TMMCScBkupArchiveDriveAndVector>* iEntries;
-
- // Owned by this object
-
- // Pointer to the SBE's shared chunk. It *must* be a reference
- // because otherwise the SBE loses track of what we actually write
- // to the chunk!
- TPtr8* iTransferChunkPointer;
- //
- const TInt iReadChunkSize;
- //
- TInt iCurrentIndex;
- //
- TBool iFinishedSupplyingData;
- //
- CSBGenericTransferType* iTransferType;
- //
- TInt iCurrentOffset;
- //
- HBufC8* iTemporaryTransferSink;
- };
-
-
-
-
-
-
-
-
-
-/**
-*
-*
-* @since 3.0
-*/
-template <class Type>
-class CMMCScBkupReadDataTransferRequest : public CMMCScBkupReadDataTransferRequestBase
- {
- public: // Construction
-
- /**
- *
- */
- inline static CMMCScBkupReadDataTransferRequest* NewL( MMMCScBkupDriver& aDriver,
- TMMCScBkupOwnerDataType aElementType,
- Type aTransferEnumType,
- TInt aChunkSize = KMMCScBkupDefaultChunkReadSize,
- TInt aPriority = CActive::EPriorityIdle )
- {
- CMMCScBkupReadDataTransferRequest<Type>* self = new(ELeave) CMMCScBkupReadDataTransferRequest<Type>( aDriver, aElementType, aTransferEnumType, aChunkSize, aPriority );
- return self;
- }
-
- private: // Internal construction
-
- /**
- * C++ default constructor
- */
- inline CMMCScBkupReadDataTransferRequest( MMMCScBkupDriver& aDriver,
- TMMCScBkupOwnerDataType aElementType,
- Type aTransferEnumType,
- TInt aChunkSize = KMMCScBkupDefaultChunkReadSize,
- TInt aPriority = CActive::EPriorityIdle )
- : CMMCScBkupReadDataTransferRequestBase( aDriver, aElementType, aChunkSize, aPriority),
- iTransferEnumType( aTransferEnumType )
- {
- }
-
- private: // From CMMCScBkupTransferRequest
- inline CSBGenericTransferType* PrepareTransferTypeL( const CSBGenericDataType& aGeneric,
- TDriveNumber aDrive, TInt aVersion ) const
- {
- CSBGenericTransferType* transferType = MMCScBkupSBEUtils::TransferTypeLC( aGeneric, aDrive,
- iTransferEnumType, aVersion );
- CleanupStack::Pop( transferType );
- return transferType;
- }
-
- private: // Member data
-
- //
- Type iTransferEnumType;
- };
-
-
-
-#endif // __CMMCSCBKUPTRANSFERREADREQUEST_H__
-
-// End of File