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 Descriptor to char * 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 character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the string 
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 
sl@0:    * -2 is EInvalidSize , -4 is EInvalidPointer, -8 is EInvalidWCSSequence)
sl@0:    */
sl@0: EXPORT_C int Tbuf16ToChar(TDes16& aSrc, char* aDes, int& n_size)
sl@0: {	
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     int retval = ESuccess;
sl@0:     wchar_t *temp16String = NULL;
sl@0:     int minusone = -1;
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:     
sl@0:     else if(n_size < ilen*2+1)
sl@0:     {
sl@0:     	n_size = ilen*2;
sl@0:     	return EInvalidSize;
sl@0:     }
sl@0:         		
sl@0: 	temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String, (const wchar_t *)aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 	
sl@0: 	
sl@0: 	if(minusone != wcstombs(aDes, (const wchar_t*)temp16String, ilen*2))
sl@0: 	{
sl@0: 	    aDes[ilen*2] = '\0'; 
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0: 	delete []temp16String;	
sl@0: 	return retval;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TBufC16 to character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the string
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 
sl@0:    * -2 is EInvalidSize , -4 is EInvalidPointer, -5 is EDescriptorNoData
sl@0:    * -8 is EInvalidWCSSequence)
sl@0:    */	
sl@0: EXPORT_C int Tbufc16ToChar(TDesC& aSrc, char* aDes, int& n_size)
sl@0: {
sl@0:     int retval = ESuccess;
sl@0:     unsigned int ilen = 0 ;
sl@0:     ilen = aSrc.Length();
sl@0:     wchar_t* temp16String = NULL;
sl@0:     int minusone = -1;
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*2+1)
sl@0:     {
sl@0:     	n_size = ilen*2 + 1;
sl@0:     	return EInvalidSize;
sl@0:     }
sl@0: 
sl@0:     temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String, (const wchar_t *)aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 	
sl@0: 		
sl@0: 	if(minusone != wcstombs(aDes, (const wchar_t*)temp16String, ilen*2))
sl@0: 	{
sl@0: 	     aDes[ilen*2] = '\0';    
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0:     delete []temp16String;
sl@0: 	return retval;	
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TLitc16 to character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the  conversion size of the string
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, -2 is EInvalidSize
sl@0:    * -3 is EDescriptorNoData , -4 is EInvalidPointer, -8 is EInvalidWCSSequence)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tlitc16ToChar(const TDesC16& aSrc, char* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = 0;
sl@0:     int retval = ESuccess;
sl@0:     ilen = aSrc.Length();
sl@0:     wchar_t* temp16String = NULL;
sl@0:     int minusone = -1;
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*2 +1)
sl@0:     {
sl@0:     	n_size = ilen*2 + 1;
sl@0:     	return EInvalidSize;
sl@0:     }
sl@0:       
sl@0:   	
sl@0:   	temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String, (const wchar_t*)aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 
sl@0: 	
sl@0:     if(minusone != wcstombs(aDes, temp16String, ilen*2))
sl@0: 	{
sl@0: 	     aDes[ilen*2] = '\0';    
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0: 	delete []temp16String;
sl@0: 	return retval;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TPtr16 to character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the string
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 
sl@0:    * -2 is EInvalidSize , -4 is EInvalidPointer, -8 is EInvalidWCSSequence)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tptr16ToCharp (const TDes16& aSrc, char* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = 0 ;
sl@0:     int retval = ESuccess;
sl@0:     ilen = aSrc.Length();
sl@0:     wchar_t* temp16String = NULL;
sl@0:     int minusone = -1;
sl@0:     
sl@0: 	if ( !aDes )
sl@0:     {
sl@0:         return EInvalidPointer;
sl@0:     }
sl@0:     else if (n_size < ilen*2+1)
sl@0:     {
sl@0:     	n_size = ilen*2 + 1;
sl@0:     	return EInvalidSize;
sl@0:     }
sl@0:     
sl@0:     temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String, (const wchar_t *)aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 
sl@0: 	
sl@0: 	if(minusone != wcstombs(aDes, temp16String, ilen*2))
sl@0: 	{
sl@0: 	     aDes[ilen*2] = '\0';    
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0: 	delete []temp16String;
sl@0: 	return retval;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type TPtrC16 to character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the
sl@0:    * reference to the  character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the string
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 
sl@0:    * -2 is EInvalidSize , -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Tptrc16ToCharp(TPtrC16& aSrc, char* aDes, int& n_size)
sl@0: {
sl@0:     int retval = ESuccess;
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     int minusone = -1;
sl@0:     wchar_t* temp16String = NULL;
sl@0:      
sl@0: 	if(!aDes)
sl@0:     {
sl@0:         return EInvalidPointer;
sl@0:     }
sl@0:     else if (n_size < ilen*2+1)
sl@0:     {
sl@0:     	n_size = ilen*2+1;
sl@0:     	return EInvalidSize;
sl@0:     }
sl@0:        
sl@0:     temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String, (const wchar_t *)aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 
sl@0: 	
sl@0: 	if(minusone != wcstombs(aDes, temp16String, ilen*2))
sl@0: 	{
sl@0: 	     aDes[ilen*2] = '\0';    
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0: 	delete []temp16String;
sl@0: 	return retval;
sl@0: }
sl@0: 
sl@0:  /**
sl@0:    * Converts a descriptor of type RBuf16 to character stream
sl@0:    *
sl@0:    * @param aSrc is the descriptor to be converted , aDes is the 
sl@0:    * reference to the character sream where the result of conversion 
sl@0:    * is stored , n_size specifies the conversion size of the string
sl@0:    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 
sl@0:    * -2 is EInvalidSize , -4 is EInvalidPointer)
sl@0:    */
sl@0: 
sl@0: EXPORT_C int Rbuf16ToChar(TDes16& aSrc, char* aDes, int& n_size)
sl@0: {
sl@0:     unsigned int ilen = aSrc.Length();
sl@0:     int retval = ESuccess;
sl@0:     wchar_t* temp16String = NULL;
sl@0:     int minusone = -1;
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*2+1)
sl@0: 	{
sl@0: 		n_size =  ilen*2+1;
sl@0: 		return EInvalidSize;
sl@0: 	}
sl@0:     
sl@0:     temp16String = new wchar_t [ilen+1];
sl@0: 	if (!temp16String)
sl@0: 	{
sl@0: 		return EInsufficientSystemMemory;
sl@0: 	}
sl@0: 	
sl@0: 	wmemcpy(temp16String,(const wchar_t *) aSrc.Ptr(), ilen);
sl@0: 	temp16String[ilen] = L'\0'; 
sl@0: 	
sl@0: 	if(minusone != wcstombs(aDes, temp16String, ilen*2))
sl@0: 	{
sl@0: 	     aDes[ilen*2] = '\0';    
sl@0: 	}
sl@0: 	else 
sl@0: 	{
sl@0: 		retval = EInvalidWCSSequence;
sl@0: 	}
sl@0: 	
sl@0:     delete []temp16String;
sl@0: 	return retval;
sl@0: }