/*

* Copyright (c) 2008 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:   Contains the source for Descriptor16 to wstring conversions

 *

*/

#include "libutils.h"

 /**

   * Converts a descriptor of type TPtrC16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   * -2 is EInvalidSize , -4 is EInvalidPointer , -5 is EDescriptorNoData)

   */

EXPORT_C int Tptrc16ToWstring(TPtrC16& aSrc, wstring& aDes)

{	

    unsigned int ilen = aSrc.Length();

    if (0 == ilen)

	{

		return EDescriptorNoData;

	}

	wchar_t* wcharString = new wchar_t[ilen+1];

	if (!wcharString)

	{

		return EInsufficientSystemMemory;

	}

	wmemcpy((wchar_t*)wcharString, (const wchar_t*)aSrc.Ptr(), ilen);

	wcharString[ilen] = L'\0';

	aDes.assign(wcharString);

	delete []wcharString;

	return ESuccess;

}

 /**

   * Converts a descriptor of type Tbuf16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   * -2 is EInvalidSize , -4 is EInvalidPointer , -5 is EDescriptorNoData)

   */		

EXPORT_C int Tbuf16ToWstring(TDes16& aSrc, wstring& aDes)

{	

    unsigned int ilen = aSrc.Length();

    if (0 == ilen)

	{

		return EDescriptorNoData;

	}

	wchar_t* wcharString = new wchar_t[ilen+1];

	if (!wcharString)

	{

		return EInsufficientSystemMemory;

	}

	wmemcpy((wchar_t*)wcharString, (const wchar_t*)aSrc.Ptr(), ilen);

	wcharString[ilen] = L'\0';

	aDes.assign(wcharString);

	delete []wcharString;

	return ESuccess;

}

 /**

   * Converts a descriptor of type HBufc16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   *  -4 is EInvalidPointer , -5 is EDescriptorNoData)

   */

EXPORT_C int Hbufc16ToWstring(HBufC16* aSrc, wstring& aDes)

{	

    unsigned int ilen =  0;	

    if (!aSrc)

    {

    	return EInvalidPointer;

    }

    else

    {

        ilen = aSrc->Length();

        if (0 == ilen )

        {

        	return EDescriptorNoData;	

        }  	

    }

	wchar_t* wcharString = new wchar_t[ilen+1];

	if (!wcharString)

	{

		return EInsufficientSystemMemory;

	}

	wmemcpy((wchar_t*)wcharString, (const wchar_t*)aSrc->Ptr(), ilen);

	wcharString[ilen] = L'\0';

	aDes.assign(wcharString);

	delete []wcharString;

	return ESuccess;

}

 /**

   * Converts a descriptor of type TPtr16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   *  -5 is EDescriptorNoData)

   */

EXPORT_C int Tptr16ToWstring(TPtr16& aSrc, wstring& aDes)

{

    unsigned int ilen = aSrc.Length();

	if (0 == ilen)

	{

		return EDescriptorNoData;

	}

	wchar_t* wcharString = new wchar_t[ilen+1];

	if (!wcharString)

	{

		return EInsufficientSystemMemory;

	}

	wmemcpy(wcharString, (wchar_t *)aSrc.Ptr(), ilen);

	wcharString[ilen] = L'\0';

	aDes.assign(wcharString);

	delete []wcharString;

	return ESuccess;

}

 /**

   * Converts a descriptor of type RBuf16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   *  -2 is EInvalidSize , -4 is EInvalidPointer , -5 is EDescriptorNoData)

   */

EXPORT_C int Rbuf16ToWstring(TDes16& aSrc, wstring& aDes)

{

    unsigned int ilen = aSrc.Length();

    if (0 == ilen)

    {

    	return EDescriptorNoData;

    }

    wchar_t* buf = new wchar_t[ilen+1];

    if(!buf)

    {

    	return EInsufficientSystemMemory;

    }

   	wmemcpy (buf,(wchar_t *)aSrc.Ptr(), ilen);

    buf[ilen]=L'\0';

    aDes.assign(buf);

	delete[] buf;

	return ESuccess;

}

 /**

   * Converts a descriptor of type TLitc16 to Wstring

   *

   * @param aSrc is the descriptor to be converted , aDes is the 

   * reference to the Wstring array where the result of conversion 

   * is stored  

   * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

   * -5 is EDescriptorNoData)

   */

EXPORT_C int Tlitc16ToWstring(TDesC16& aSrc, wstring& aDes)

{	

    unsigned int ilen =  aSrc.Length();	

   	if (0 == ilen)

    {

    	return EDescriptorNoData;

    }		

	wchar_t* wcharString = new wchar_t[ilen+1];

	if (!wcharString)

	{

		return EInsufficientSystemMemory;

	}

	wmemcpy((wchar_t*)wcharString, (const wchar_t*)aSrc.Ptr(), ilen);

	wcharString[ilen] = L'\0';

	aDes.assign(wcharString);

	delete []wcharString;

	return ESuccess;

}