/*

 * 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;

 }