1.1 --- a/epoc32/include/ezfilebuffer.h	Tue Nov 24 13:55:44 2009 +0000
     1.2 +++ b/epoc32/include/ezfilebuffer.h	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -1,1 +1,65 @@
     1.4 -ezfilebuffer.h
     1.5 +// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +// All rights reserved.
     1.7 +// This component and the accompanying materials are made available
     1.8 +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.9 +// which accompanies this distribution, and is available
    1.10 +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.11 +//
    1.12 +// Initial Contributors:
    1.13 +// Nokia Corporation - initial contribution.
    1.14 +//
    1.15 +// Contributors:
    1.16 +//
    1.17 +// Description:
    1.18 +// EZLib: FILEBUFFER.H
    1.19 +// Declaration for FileBufferManager class which facilitates the aynchronous compression and 
    1.20 +// decompression of data streams.
    1.21 +// 
    1.22 +//
    1.23 +
    1.24 +#ifndef __EZFILEBUFFERMANAGER_H__
    1.25 +#define __EZFILEBUFFERMANAGER_H__
    1.26 +
    1.27 +#include <e32base.h>
    1.28 +#include <f32file.h>
    1.29 +
    1.30 +#include <ezbufman.h>
    1.31 +
    1.32 +/**
    1.33 +Concrete class to manage the input and output buffers for compression and de-compression
    1.34 +
    1.35 +@publishedAll
    1.36 +@released
    1.37 +*/
    1.38 +class CEZFileBufferManager : public CBase, public MEZBufferManager
    1.39 +	{
    1.40 +public:
    1.41 +
    1.42 +	enum { EBadInitialization = 1 };
    1.43 +
    1.44 +public:
    1.45 +	~CEZFileBufferManager();
    1.46 +	IMPORT_C static CEZFileBufferManager* NewLC(RFile &aInput, RFile &aOutput, TInt aBufferSize = 0x8000);
    1.47 +	IMPORT_C static CEZFileBufferManager* NewL(RFile &aInput, RFile &aOutput, TInt aBufferSize = 0x8000);
    1.48 +
    1.49 +	void InitializeL(CEZZStream &aZStream);
    1.50 +	void NeedInputL(CEZZStream &aZStream);
    1.51 +	void NeedOutputL(CEZZStream &aZStream);
    1.52 +	void FinalizeL(CEZZStream &aZStream);
    1.53 +
    1.54 +protected:
    1.55 +	void ConstructL(TInt aBufferSize);
    1.56 +	CEZFileBufferManager(RFile &aInput, RFile &aOutput);
    1.57 +
    1.58 +protected:
    1.59 +	RFile &iInputFile;
    1.60 +	RFile &iOutputFile;
    1.61 +	TInt iBufferSize;
    1.62 +	TUint8* iInputBuffer;
    1.63 +	TUint8* iOutputBuffer;
    1.64 +	TPtr8 iInputDescriptor;  // always points to start of the input Buffer
    1.65 +	TPtr8 iOutputDescriptor; // always points to start of the output Buffer
    1.66 +	};
    1.67 +
    1.68 +
    1.69 +#endif