/*

* 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)

   */

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)

    */

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;

}