/*

* Copyright (c) 2005-2007 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:  Virtual phonebook engine utils

*

*/

// Generic Virtual Phonebook utility classes and functions

#ifndef VPBKENGUTILS_H

#define VPBKENGUTILS_H

#include <e32std.h>

namespace VPbkEngUtils {

// FUNCTIONS

    /**

     * Allocates or reallocates a buffer descriptor.

     *

     * @param aBuffer	the buffer descriptor to allocate or reallocate.

     * @param aLength	the minimum length required for the buffer descriptor.

     */

    void ExpandL(HBufC*& aBuffer, TInt aLength);

    /**

     * Reverses a descriptor.

     *

     * @param aBuffer   buffer to use for reversing. The buffer is allocated or

     *                  expaneded if needed.

     * @param aText     the descriptor to reverse.

     * @return the reversed descriptor.

     */

    const TDesC& ReverseL(HBufC*& aBuffer, const TDesC& aText);

    /**

     * Counts and returns the number of decimal digit characters in aText.

     */

    TInt CountDigits(const TDesC& aText);

} // namespace VPbkEngUtils

#endif //VPBKENGUTILS_H

//End of file