// Copyright (c) 2005-2009 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:

//

/**

 @file

 @publishedPartner

 @released

*/

#ifndef MDFPUCONFIG_H

#define MDFPUCONFIG_H

#include <e32base.h>

#include <mmf/server/taskconfig.h>

const TInt KUidTTaskConfig =  0x102737DF;

const TInt KUidTTaskConfig2 =  0x10273822 ; 

const TInt KUidPCMConfig =  0x102737E0;

/**

Configuration structure base class. 

Represents a configuration structure identified by a base class.

*/

class TPuConfig

	{

public:

	inline TUid Uid() const;

protected:

	inline TPuConfig();

	TUid iUid;

	};

/**

Template class to create a TPuConfig configuration given a structure and an unique UID to identify it.

*/

template<int U , class T>

class TPuConfigParam : public TPuConfig

	{

public:

	TPuConfigParam(const T& aParameterStructure);

	TPuConfigParam();

	operator T&();

	static const T* GetStructure(const TPuConfig& aConfig);	

	static T* GetStructure(TPuConfig& aConfig);	

private:

	TPckgBuf<T> iBuf;

	};

/**

Constructor

@param aParameterStructure The structure to store

*/	

template <int U, class T>

TPuConfigParam<U,T>::TPuConfigParam(const T& aParameterStructure)

	{

	iUid = TUid::Uid(U);

	iBuf = TPckgBuf<T>(aParameterStructure);

	}

template <int U, class T>

TPuConfigParam<U,T>::TPuConfigParam()

	{

	iUid = TUid::Uid(U);

	}

/** 

Operator to return the structure represented by the class.

@return	The structure represented by the class.

*/

template <int U, class T>

TPuConfigParam<U,T>::operator T&()

	{

	return iBuf();		

	}

/** 

Static method to return the structure represented by TPuConfig.

@param	A const reference to the base structure.

@return	A const pointer to the structure represented by the class.

*/

template <int U, class T>

const T* TPuConfigParam<U,T>::GetStructure(const TPuConfig& aConfig)

	{

	const T* ptr  = &((static_cast<const TPuConfigParam<U,T>& >(aConfig)).iBuf());

	return ptr;

	}

/** 

Static method to return the structure represented by TPuConfig.

@param	A reference to the base structure.

@return	A pointer to the structure represented by the class.

*/

template <int U, class T>

T* TPuConfigParam<U,T>::GetStructure(TPuConfig& aConfig)

	{

	T* ptr  = &((static_cast<TPuConfigParam<U,T>& >(aConfig)).iBuf());

	return ptr;

	}

/**

 Numeric data type.

*/

enum TDataType

	{

	/**

	Signed data

	*/

	ESigned,

	/** 

	Unsigned data

	*/

	EUnsigned

	};

/**

 Numeric endian type.

*/ 	

enum TEndian

	{

	/**

	Little endian data, (LSB to MSB)

	*/

	ELittleEndian,

	/** 

	Big endian data. (MSB to LSB)

	*/

	EBigEndian

	};

typedef TPuConfigParam<KUidTTaskConfig, TTaskConfig> TPuTaskConfig;

typedef TPuConfigParam<KUidTTaskConfig2, TTaskConfig2> TPuTaskConfig2;

#include <mdf/mdfpuconfig.inl>

#endif  // MDFPUCONFIG_H