/*

 * 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 Descriptor to wstring conversions

  *

 */

 #include "libutils.h"

  /**

    * Converts a descriptor of type Tptrc8 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 Tptrc8ToWstring(TPtrC8& aSrc, wstring& aDes)

 {

     int retval = ESuccess;

     int ilen = aSrc.Length();

     int minusone = -1;

 	if (0 == ilen)

 	{

 		return EDescriptorNoData;

 	}

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

 	if (!wcharString)

 	{

 		return EInsufficientSystemMemory;

 	}

 	if(minusone != mbstowcs (wcharString, (const char*)aSrc.Ptr(), ilen))

 	{

 	    wcharString[ilen] = L'\0';

 		aDes.assign(wcharString); 	

 	}

 	else 

 	{

 		retval = EInvalidMBSSequence;

 	}

     delete []wcharString;	

 	return retval;

 }

  /**

    * Converts a descriptor of type TBuf8 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 Tbuf8ToWstring(TDes8& aSrc, wstring& aDes)

 {

     int retval = ESuccess;

     unsigned int ilen = aSrc.Length();

     int minusone = -1;

 	if (0 == ilen)

 	{

 		return EDescriptorNoData;

 	}

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

 	if (!wcharString)

 	{

 		return EInsufficientSystemMemory;

 	}

 	if(minusone != mbstowcs (wcharString, (const char*)aSrc.Ptr(), ilen))

 	{

 	    wcharString[ilen] = L'\0';

 		aDes.assign(wcharString); 	

 	}

 	else 

 	{

 		retval = EInvalidMBSSequence;

 	}

     delete []wcharString;	

 	return retval;

 }

  /**

    * Converts a descriptor of type TBufC8 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 Tbufc8ToWstring(TDesC8& aSrc, wstring& aDes)

 {

     int retval = ESuccess;

     unsigned int ilen = aSrc.Length();

     int minusone = -1;

 	if (0 == ilen)

 	{

 		return EDescriptorNoData;

 	}

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

 	if (!wcharString)

 	{

 		return EInsufficientSystemMemory;

 	}

 	if(minusone != mbstowcs (wcharString, (const char*)aSrc.Ptr(), ilen))

 	{

 	    wcharString[ilen] = L'\0';

 		aDes.assign (wcharString); 	

 	}

 	else 

 	{

 		retval = EInvalidMBSSequence;

 	}

     delete []wcharString;	

 	return retval;

 }

  /**

    * Converts a descriptor of type Tptr8 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 Tptr8ToWstring(TPtr8& aSrc, wstring& aDes)

 {

     int retval= ESuccess;

     unsigned int ilen = aSrc.Length();

     int minusone = -1;

 	if (0 == ilen)

 	{

 		return EDescriptorNoData;

 	}

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

 	if (!wcharString)

 	{

 		return EInsufficientSystemMemory;

 	}

 	if(minusone != mbstowcs(wcharString, (const char*)aSrc.Ptr(), ilen))

 	{

 	    wcharString[ilen] = L'\0';

 	    aDes.assign(wcharString);

 	}

 	else

 	{

 		retval= EInvalidMBSSequence;

 	}

     delete []wcharString;

 	return retval;

 }

  /**

    * Converts a descriptor of type RBuf8 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 Rbuf8ToWstring(TDes8& aSrc, wstring& aDes)

 {

     int retval = ESuccess; 

     unsigned int ilen = aSrc.Length();

     int minusone = -1;

     if (0 == ilen)

     {

     	return EDescriptorNoData;

     }

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

     if(!buf)

     {

     	return EInsufficientSystemMemory;

     }

     if(minusone != mbstowcs(buf, (char *)aSrc.Ptr(), ilen))

     {

         buf[ilen] = L'\0';

     	aDes.assign(buf);

     }

     else

     {

         retval = EInvalidMBSSequence;

     }

     delete []buf;

     return retval;

 }

  /**

    * Converts a descriptor of type HBuf8 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, -7 is EInvalidMBSSequence)

    */

 EXPORT_C int Hbufc8ToWstring(HBufC8* aSrc, wstring& aDes)

 {	

     unsigned int ilen =  0;

     int retval = ESuccess;

     int minusone = -1;

     if (!aSrc)

     {

     	return EInvalidPointer;

     }

     else

     {

         ilen = aSrc->Length();

         if (0 == ilen )

         {

         	return EDescriptorNoData;	

         }  	

     }

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

 	if (!buff)

 	{

 		return EInsufficientSystemMemory;

 	}

     if(minusone != mbstowcs(buff, (char *)aSrc->Ptr(), ilen))

     {

         buff[ilen] = L'\0';

     	aDes.assign(buff);

     }

     else

     {

         retval = EInvalidMBSSequence;

     }

     delete []buff;

     return retval;

 }

  /**

     * Converts a descriptor of type Tlitc8 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, -7 is EInvalidMBSSequence)

     */

 EXPORT_C int Tlitc8ToWstring(TDes8& aSrc, wstring& aDes)

 {

     int retval= ESuccess;

     unsigned int ilen = aSrc.Length();

     int minusone = -1;

 	if (0 == ilen)

 	{

 		return EDescriptorNoData;

 	}

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

 	if (!wcharString)

 	{

 		return EInsufficientSystemMemory;

 	}

 	if(minusone != mbstowcs(wcharString, (const char*)aSrc.Ptr(), ilen))

 	{

 	    wcharString[ilen] = L'\0';

 	    aDes.assign(wcharString);

 	}

 	else

 	{

 		retval= EInvalidMBSSequence;

 	}

     delete []wcharString;

 	return retval;

 }