// Copyright (c) 1997-2009 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:

//

#include <e32base.h>

#include <e32def.h>

#include <exbuf.h>

//

// class CExportBufferBase

//

EXPORT_C CExportBufferBase::CExportBufferBase(TInt aSize)

	:iMaxSize(aSize)

	{}

EXPORT_C CExportBufferBase::~CExportBufferBase()

	{

	delete iExportBuffer;

	}

EXPORT_C void CExportBufferBase::ConstructL()

	{

	iExportBuffer=HBufC::NewL(iMaxSize);

	ResetExportBuffer();

	}

EXPORT_C void CExportBufferBase::ResetExportBuffer()

//

	{

	iWritePtr=CONST_CAST(TText*,iExportBuffer->Ptr());

	iTBase=iWritePtr;

	}

EXPORT_C void CExportBufferBase::ResetWritePtr()

	{

	iWritePtr=iTBase;

	}

EXPORT_C void CExportBufferBase::FinalizeExport()

	{

	iExportBufferLength=iWritePtr-iTBase;

	}

EXPORT_C void CExportBufferBase::InsertL(TText aText)

	{

	if (iWritePtr>=iTBase+iMaxSize)

		CommitExportBufferL();

	*(iWritePtr++)=aText;

	}

//

// class CExportDynamicBuffer

//

CExportDynamicBuffer::CExportDynamicBuffer(TInt aSize, CBufBase& aDynamicBuffer)

	:CExportBufferBase(aSize),

	iOutput(aDynamicBuffer)

	{}

EXPORT_C CExportDynamicBuffer* CExportDynamicBuffer::NewL(TInt aSize, CBufBase& aDynamicBuffer)

	{

	CExportDynamicBuffer* self=new(ELeave) CExportDynamicBuffer(aSize, aDynamicBuffer);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop();

	return self;

	}

EXPORT_C void CExportDynamicBuffer::ConstructL()

	{

	CExportBufferBase::ConstructL();

	}

EXPORT_C void CExportDynamicBuffer::CommitExportBufferL()

//

	{

	FinalizeExport();

	iOutput.InsertL(iOutput.Size(),iExportBuffer->Ptr(),iExportBufferLength);

	ResetWritePtr();

	}