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// Copyright (c) 1999-2009 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:
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// Defines Mixin class for a BufferManager
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//
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//
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#ifndef __EZBUFFERMANAGER_H__
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#define __EZBUFFERMANAGER_H__
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class CEZZStream;
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/**
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Interface class to manage input and output buffers for compression and de-compression
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@publishedAll
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@released
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*/
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class MEZBufferManager
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{
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public:
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/**
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Initialise the stream with input and output buffers and starts reading
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@param aZStream the stream to initialise
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*/
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virtual void InitializeL(CEZZStream &aZStream) = 0;
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/**
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Set the stream's input buffer and starts reading
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@param aZStream the steam whose input buffer to set
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*/
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virtual void NeedInputL(CEZZStream &aZStream) = 0;
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/**
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Set the stream's output buffer and start writing
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@param aZStream the steam whose output buffer to set
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*/
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virtual void NeedOutputL(CEZZStream &aZStream) = 0;
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/**
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Finish writing to the stream
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@param aZStream the stream to complete writing to
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*/
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virtual void FinalizeL(CEZZStream &aZStream) = 0;
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};
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#endif
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