/*

* Copyright (c) 2002 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: 

*		Phonebook cache entry class

*

*/

// INCLUDE FILES

#include <TPbkContactEntry.h>

// ==================== MEMBER FUNCTIONS ====================

/**

 * Reserves space for a HBufC member.

 * @param aBuf          the buffer member to be enlarged

 * @param aMaxLength    the maximum number of characters the buffer should be

 *                      able to hold. If aMaxLength==0 this function does 

 *                      nothing.

 * @return  a new buffer if aBuf needed to be enlared or aBuf otherwise. If a

 *          new buffer is returned existing aBuf is deleted.

 */

EXPORT_C HBufC* TPbkContactEntry::ReserveL(HBufC* aBuf, TInt aMaxLength)

    {

    HBufC* result = aBuf;

    if (aMaxLength > 0)

        {

        if (aBuf)

            {

            TPtr bufPtr(aBuf->Des());

            if (bufPtr.MaxLength() < aMaxLength)

                {

                // Buffer exists, but not large enough -> ReAlloc

                result = aBuf->ReAllocL(aMaxLength);

                }

            }

        else

            {

            // Buffer does not exist -> allocate

            result = HBufC::NewL(aMaxLength);

            }

        }

    return result;

    }

// End of File