// Copyright (c) 2006-2009 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 "tmtptypeobjecthandle.h"

#include <mtp/tmtptypeuint32.h>

/**

Constructor.

@param aId The data provider unique object identifier.

@param aDp The ID of the data provider responsible for the object.

*/

TMTPTypeObjectHandle::TMTPTypeObjectHandle(TUint32 aId, TUint8 aDp) : 

    TMTPTypeUint32(aId)

    {

    __ASSERT_DEBUG((aId <= KObjectIdMax), User::Invariant());

    SetDPHandle(aDp);

    }

/**

Destructor.

*/

TMTPTypeObjectHandle::~TMTPTypeObjectHandle()

    {

    }

/**

Constructor.

@param aId The data provider unique object identifier.

@param aDp The ID of the data provider responsible for the object.

*/

TMTPTypeObjectHandle::TMTPTypeObjectHandle(TMTPTypeUint32 aId, TUint8 aDp) : TMTPTypeUint32(aId)

    {

    __ASSERT_DEBUG((aId.Value() <= KObjectIdMax), User::Invariant());

    SetDPHandle(aDp);

    }

/**

Constructor.

@param aHandle A valid encoded 32-bit MTP object handle.

*/

TMTPTypeObjectHandle::TMTPTypeObjectHandle(TMTPTypeUint32 aHandle) : 

    TMTPTypeUint32(aHandle)

    {   

    }

/**

Provides the ID of the data provider responsible for the object.

@return The ID of the data provider responsible for the object.

*/

TUint8 TMTPTypeObjectHandle::DpId() const

    {

    return (Value() & KDpMask) >> KObjectIdWidth;

    }

/**

Provides the DP's unique object ID for the object.

@return The object's unique DP ID.

*/

TUint32 TMTPTypeObjectHandle::DPObjectId() const

    {

    return Value() & ~KDpMask;

    }

/**

Encodes the given data provider ID into the top eight bits of this data type

@param aDp The ID of the data provider responsible for the object.

*/

void TMTPTypeObjectHandle::SetDPHandle(TUint8 aDp)

    {

    Set(Value() | (aDp << KObjectIdWidth));

    }