/*

 * 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 string to Descriptor8 conversions

  *

 */

 #include "libutils.h"

  /**

    * Converts a string to a descriptor of type TBuf8

    *

    * @param aSrc is the string to be converted , aDes is the 

    * reference to the descriptor where the result of conversion 

    * is stored

    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

    * -3 is EStringNoData)

    */

 EXPORT_C  int StringToTbuf8(string& aSrc, TDes8& aDes)

 {

     const char* charString = aSrc.c_str();

     if('\0' == charString[0])

     {

     	return EStringNoData;

     }

     if (aDes.MaxLength() < strlen(charString))

     {

     	return EInsufficientMemory;

     }

 	aDes = (const TUint8*)(charString);

 	return ESuccess;

 }

  /**

    * Converts a string to a descriptor of type Tptrc8

    *

    * @param aSrc is the string to be converted , aDes is the 

    * reference to the descriptor where the result of conversion 

    * is stored

    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

    * -3 is EStringNoData)

    */

 EXPORT_C int StringToTptrc8(string& aSrc, TPtrC8& aDes)

 {    

     const char* charString = aSrc.c_str();

     if ('\0' == charString[0])

     {

         return EStringNoData;

     }

     aDes.Set(TPtrC8((TUint8 *)(charString)));

     return ESuccess; 

 } 

  /**

    * Converts a string to a descriptor of type TPtr8

    *

    * @param aSrc is the string to be converted , aDes is the 

    * reference to the descriptor where the result of conversion 

    * is stored

    * @return Status code (0 is ESuccess, -3 is EStringNoData, -1 is EInsufficientMemory)

    */

 EXPORT_C  int StringToTptr8 (string& aSrc, TPtr8& aDes)

 {

     const char* charString = aSrc.c_str();

     if ('\0' == charString[0])

     {

     	return EStringNoData;

     }

     unsigned int ilen = strlen(charString);

     unsigned int ideslen = aDes.MaxLength();

     if(ilen > ideslen)

     {

         return EInsufficientMemory;

     }

     aDes.Set((unsigned char *)charString, ilen, ideslen);

   	return ESuccess;	

 } 

  /**

    * Converts a string to a descriptor of type HBufc8

    *

    * @param aSrc is the string to be converted , aDes is the 

    * reference to the descriptor where the result of conversion 

    * is stored 

    * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, 

    * -3 is EStringNoData , -5 is EUseNewMaxL , -4 is EInvalidPointer )

    */

 EXPORT_C int StringToHbufc8(string& aSrc , HBufC8* aDes)

 {

     unsigned int ilendes = 0;

     const char* charString = aSrc.c_str();

     if ('\0' == charString[0])

     {

     	return EStringNoData;

     }

     else if (!aDes)

     {

     	return EInvalidPointer;

     }

 	ilendes = aDes->Length();

 	if(0 == ilendes)

 	{

 		return EUseNewMaxL;

 	}

 	if (ilendes < strlen(charString))

 	{

 		return EInsufficientMemory;

 	}

 	*aDes = (const TUint8*)charString;

 	return ESuccess;

 }

  /**

    * Converts a string to a descriptor of type RBuf8

    *

    * @param aSrc is the string to be converted , aDes is the 

    * reference to the descriptor where the result of conversion 

    * is stored

    * @return Status code (0 is ESuccess,-3 is EStringNoData, -9 is EInsufficientSystemMemory)

    */  

 EXPORT_C int StringToRbuf8(const string& aSrc, RBuf8& aDes)

 {

     int retval = ESuccess;

     const char* charString = aSrc.c_str();

     if ('\0' == charString[0])

     {

         return EStringNoData;

     }

     int ilen = strlen(charString);

     aDes.Copy((const unsigned char *)charString, ilen);	

 	  return retval;

 }