utilitylibraries/libutils/src/chartodescriptor8.cpp
author Pat Downey <patd@symbian.org>
Wed, 01 Sep 2010 12:36:54 +0100
branchRCL_3
changeset 57 2efc27d87e1c
parent 56 acd3cd4aaceb
permissions -rw-r--r--
Revert incorrect RCL_3 drop: Revision: 201021 Kit: 201035
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:   Contains the source for char * to Descriptor8 conversions
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 *
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*/
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#include "libutils.h"
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/**
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   * Converts a character stream to TBuf8
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   * @param aSrc is char* which is to be converted to TBuf8
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   * @param aDes is the pointer to the descriptor of type TBuf8 which will hold
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   * the result of conversion.aDes needs to be allocated with sufficient amount 
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   * of memory before being passed to function. This Descriptor should have 
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   * a allocation that is equal to or greater than char*
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   */
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EXPORT_C  int CharToTbuf8 (const char* aSrc, TDes8& aDes)
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{
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	if (!aSrc)
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	{
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	    return EInvalidPointer;	
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	}
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	else 
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	{
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	    if (strlen (aSrc) > aDes.MaxLength())
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	    {
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	    	return EInsufficientMemory;	
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	    }	
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	}
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	aDes.Copy ((const TUint8*)aSrc);
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	return ESuccess;
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}
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 /**
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   * Converts a character stream to HBufC8\\
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   * @param aSrc is char* which is to be converted to HBufC8
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   * @param aDes is the pointer to the descriptor of type HBufC8 which will hold
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   * the result of conversion.aDes needs to be allocated with sufficient amount 
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   * of memory before being passed to function. This Descriptor should have 
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   * a allocation that is equal to or greater than char*
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   */
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EXPORT_C int CharToHbufc8(const char* aSrc, HBufC8* aDes)
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{
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    unsigned int ilendes = 0;
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	if ( !aSrc || !aDes )
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	{
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		return EInvalidPointer;
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	}
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	else 
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	{
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	    ilendes = aDes->Length();
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	    if(0 == ilendes)
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	    {
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	    	return EUseNewMaxL;
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	    }
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	    else if (strlen (aSrc) > ilendes)
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	    {
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	    	return EInsufficientMemory;	
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	    }	
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	}
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	*aDes = (const TUint8*)aSrc;
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	return ESuccess;
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}
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 /**
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   * Converts a character stream to Tptr8
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   * @param aSrc is char* which is to be converted to TPtr8
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   * @param aDes is the pointer to the descriptor of type TPtr8 which will hold
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   * the result of conversion.aDes needs to be allocated with sufficient amount 
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   * of memory before being passed to function. This Descriptor should have 
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   * a allocation that is equal to or greater than char*
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   */
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EXPORT_C int CharpToTptr8( const char* aSrc, TPtr8& aDes )
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{
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    unsigned int ilen = 0, ilendes = 0;
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	if (!aSrc)
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	{
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		return EInvalidPointer;
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	}
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	ilen = strlen(aSrc);
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	ilendes = aDes.MaxLength();
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	if (ilendes < ilen)
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	{
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		return EInsufficientMemory;
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	}
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	aDes.Set((TUint8 *)(aSrc), ilen, ilendes);
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	return ESuccess;
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}
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 /**
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   * Converts a character stream to TPtrc8
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   * @param aSrc is char* which is to be converted to TPtrc8
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   * @param aDes is the pointer to the descriptor of type TPtrc8 which will hold
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   * the result of conversion.aDes needs to be allocated with sufficient amount 
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   * of memory before being passed to function. This Descriptor should have 
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   * a allocation that is equal to or greater than char*
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   */
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EXPORT_C int CharpToTptrc8(const char* aSrc, TPtrC8& aDes)
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{    
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	if ( !aSrc )
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	{
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		return EInvalidPointer;
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	}
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	aDes.Set((TUint8 *)(aSrc), strlen(aSrc));
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	return ESuccess;
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}
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 /**
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   * Converts a character stream to RBuf8
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   * @param aSrc is char* which is to be converted to RBuf8
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   * @param aDes is the pointer to the descriptor of type RBuf8 which will hold
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   * the result of conversion.aDes needs to be allocated with sufficient amount 
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   * of memory before being passed to function. This Descriptor should have 
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   * a allocation that is equal to or greater than char*
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   */
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EXPORT_C int CharToRbuf8(const char* aSrc, RBuf8& aDes)
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{   
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    int retval = ESuccess, ilen = 0;
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    if ( !aSrc )
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    {
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    	return EInvalidPointer;
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    }
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    ilen = strlen(aSrc);
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    if (KErrNone == aDes.Create(ilen))
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    {
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    	aDes.Copy((const unsigned char *)aSrc, ilen);
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    }
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	else
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	{
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		retval = EInsufficientSystemMemory;
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	}
0
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57
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	return retval;	
0
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}