// Copyright (c) 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:

//

#ifndef __COMMSBUFPOND_INTERNAL_H__

#define __COMMSBUFPOND_INTERNAL_H__

class TShPool;

/**

@internalTechnology

*/

class TPoolRecord

	{

public:

	TPoolRecord() : iShPool(NULL), iCommsShPoolHandle(0), iCommsOpaqueHandle(0), iCommsBufSize(0) {}

#ifdef __KERNEL_MODE__

	TPoolRecord(TShPool* aShPool, TInt aCommsShPoolHandle, TInt aCommsOpaqueHandle, TInt aCommsBufSize) :

		iShPool(aShPool),

		iCommsShPoolHandle(aCommsShPoolHandle),

		iCommsOpaqueHandle(aCommsOpaqueHandle),

		iCommsBufSize(aCommsBufSize)

		{

		}

#else

	TPoolRecord(TInt aCommsShPoolHandle, TInt aCommsOpaqueHandle, TInt aCommsBufSize) :

		iShPool(NULL),

		iCommsShPoolHandle(aCommsShPoolHandle),

		iCommsOpaqueHandle(aCommsOpaqueHandle),

		iCommsBufSize(aCommsBufSize)

		{

		}

#endif

#ifdef __KERNEL_MODE__

	TShPool* iShPool;

#else

	TAny* iShPool;

#endif

	TInt iCommsShPoolHandle;

	TInt iCommsOpaqueHandle; // Meaningful user (comms) side only. Maintained only - kernel side

	TInt iCommsBufSize;

	};

/**

@internalTechnology

*/

class TCommsPond

	{

	friend class CSystemSharedBufPond;

	friend class DCommsPond;

public:

	TCommsPond() : iNumPools(0)

		{}

	static const TInt KMaxPoolsPerPond = 8;

	TInt NumPools() const

		{

		return iNumPools;

		}

private:

	TInt iNumPools;

	TPoolRecord iPoolRecords[KMaxPoolsPerPond];

	};

#endif __COMMSBUFPOND_INTERNAL_H__