sl@0: /*
sl@0: * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
sl@0: * All rights reserved.
sl@0: * This component and the accompanying materials are made available
sl@0: * under the terms of "Eclipse Public License v1.0"
sl@0: * which accompanies this distribution, and is available
sl@0: * at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: *
sl@0: * Initial Contributors:
sl@0: * Nokia Corporation - initial contribution.
sl@0: *
sl@0: * Contributors:
sl@0: *
sl@0: * Description:   Contains the source for Descriptor16 to wchar * conversions
sl@0:  *
sl@0: */
sl@0: 
sl@0: 
sl@0: 
sl@0: #include "libutils.h"
sl@0:   
sl@0: 
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TBuf16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tbuf16ToWchar(const TDes16& aSrc, wchar_t* aDes, int& n_size)
sl@0: {	
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if (!aDes)
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0: 	else if(n_size < (ilen+1))
sl@0: 	{
sl@0: 		n_size = ilen + 1;
sl@0: 		return EInvalidSize;
sl@0: 	}
sl@0: 		
sl@0: 	wmemcpy(aDes , (const wchar_t*)aSrc.Ptr(), ilen);
sl@0: 	aDes[ilen] = L'\0';
sl@0: 		
sl@0: 	return ESuccess;	
sl@0: }
sl@0: 		
sl@0: /**
sl@0:    * Converts a descriptor of type HBufC16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Hbufc16ToWchar(const HBufC16* aSrc, wchar_t* aDes, int& n_size)
sl@0: {	
sl@0:     unsigned int ilen = 0;
sl@0:     if (!aSrc || !aDes)
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0:     else 
sl@0:     {
sl@0:         ilen = aSrc->Length();
sl@0:     
sl@0:         if (0 == ilen)
sl@0:         {
sl@0:     	    return EDescriptorNoData;
sl@0:         }
sl@0:         else if(n_size < (ilen+1))
sl@0: 	    {
sl@0: 		    n_size = ilen + 1;
sl@0: 		    return EInvalidSize;
sl@0: 	    }
sl@0:     }
sl@0:     	
sl@0: 	wmemcpy(aDes , (const wchar_t*)aSrc->Ptr(), ilen);
sl@0: 	aDes[ilen] = L'\0';
sl@0: 		
sl@0: 	return ESuccess;	
sl@0: }
sl@0: 
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TBufC16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tbufc16ToWchar(TDesC& aSrc, wchar_t* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if (!aDes)
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0: 	if (n_size < (ilen+1))
sl@0: 	{
sl@0: 		n_size = ilen+1; 
sl@0: 		return EInvalidSize;
sl@0: 	}
sl@0:     
sl@0: 	wmemcpy(aDes, (wchar_t *)aSrc.Ptr(), ilen);
sl@0: 	*(aDes + ilen) = L'\0';
sl@0: 	
sl@0: 	return ESuccess;	
sl@0: }
sl@0: 
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TLitC16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: EXPORT_C int Tlitc16ToWchar(const TDesC16& aSrc, wchar_t* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if ( !aDes )
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0:     else if (n_size < (ilen+1))
sl@0:     {
sl@0: 		n_size = ilen+11 ;
sl@0: 		return EInvalidSize;    	
sl@0:     }
sl@0:     	
sl@0: 	wmemcpy(aDes , (const wchar_t*)aSrc.Ptr(), ilen);
sl@0: 	aDes[ilen] = L'\0';
sl@0:     
sl@0:     return ESuccess;
sl@0: 	
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TPtr16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion length of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tptr16ToWcharp(const TPtr16& aSrc ,wchar_t* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if(!aDes)
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0: 	else if(n_size < ilen)
sl@0: 	{   
sl@0: 		n_size = ilen;
sl@0: 		return EInvalidSize;
sl@0: 	}   
sl@0: 	
sl@0: 	wmemcpy(aDes, (const wchar_t*)aSrc.Ptr(), ilen);
sl@0: 	aDes[ilen] = L'\0';
sl@0: 	
sl@0: 	return ESuccess;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TPtrC16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion length of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tptrc16ToWcharp(TPtrC16& aSrc, wchar_t* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if (!aDes)
sl@0:     {
sl@0:     	return EInvalidPointer;
sl@0:     }
sl@0: 	else if (n_size < (ilen+1))
sl@0: 	{
sl@0: 		n_size = ilen+1;
sl@0: 		return EInvalidSize;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(aDes , (const wchar_t*)aSrc.Ptr(),ilen);
sl@0: 	aDes[ilen] = L'\0';
sl@0: 	
sl@0:     return ESuccess;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type RBuf16 to WChar
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the WChar stream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion length of the WChar 
sl@0:    * @return Status code (0 is ESuccess, -2 is EInvalidSize , 
sl@0:    * -4 is EInvalidPointer , -5 is EDESCRIPTORNDATA)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Rbuf16ToWchar(TDes16& aSrc, wchar_t* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     
sl@0:     if (0 == ilen)
sl@0:     {
sl@0:     	return EDescriptorNoData;
sl@0:     }
sl@0:     else if(!aDes)
sl@0:     {
sl@0:     	return EInvalidPointer; 
sl@0:     }
sl@0:     else if (n_size < (ilen+1))
sl@0: 	{
sl@0: 		n_size = ilen + 1;
sl@0: 		return EInvalidSize;
sl@0: 	}
sl@0: 
sl@0:     wmemcpy (aDes,(const wchar_t *)aSrc.Ptr(), ilen);
sl@0: 
sl@0:     aDes[ilen] = L'\0';
sl@0: 
sl@0: 	return ESuccess;   
sl@0: }