/* GSWString.c - GSWeb: Adaptors: String
   Copyright (C) 1999 Free Software Foundation, Inc.
   
   Written by:	Manuel Guesdon <mguesdon@sbuilders.com>
   Date: 		Jully 1999
   
   This file is part of the GNUstep Web Library.
   
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
   
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.
   
   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <sys/param.h>

#include "config.h"
#include "GSWUtil.h"
#include "GSWString.h"


GSWString* GSWString_New()
{
  GSWString* pString = malloc(sizeof(GSWString));
  memset(pString,0,sizeof(GSWString));
  return pString;
};

void GSWString_Free(GSWString* p_pString)
{
  if (p_pString)
	{
	  if (p_pString->pszData)
		{
		  free(p_pString->pszData);
		  p_pString->pszData=NULL;
		};
	  free(p_pString);
	};
};

void GSWString_Detach(GSWString* p_pString)
{
  memset(p_pString,0,sizeof(GSWString));
};

void GSWString_Append(GSWString* p_pString,
					  CONST char* p_pszString)
{
  int iLen = strlen(p_pszString);	
  if ((p_pString->iLen+iLen+1)>p_pString->iSize)
	{
	  if (!p_pString->pszData)
		{
		  p_pString->iSize=max(iLen+1,4096);
		  p_pString->pszData=malloc(p_pString->iSize);
		}
	  else
		{
		  p_pString->iSize+=max(iLen+1,4096);
		  p_pString->pszData=realloc(p_pString->pszData,p_pString->iSize);
		};
	};
  memcpy(p_pString->pszData+p_pString->iLen,p_pszString,iLen+1);
  p_pString->iLen+=iLen;
};