/*
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

// Class: cFile
// Created by: Kristian Mueller 
// Created on: Sat Jun 18 15:40:21 2005
// Inspired and copyed from 
// Lars Hildebrandt  (Copyright (C) 2001)

#ifndef _CFILE_H_
#define _CFILE_H_

#include <fcntl.h>
#include <string>
#include "cData.h"

class cFile{
	public:
		cFile();
		virtual ~cFile();
        
        // will open the file selected by sFileName
        bool openFile(const std::string sFileName, const int iMode = O_RDONLY);
        
        // will create and open the file sesected by sFileName
        bool createFile(const std::string sFileName, const int iMode = 0644);
        
        // checks if a file is open
        bool isOpen(void) const{ return iDescriptor != 0; };
        
        // closes the filedescriptor
        void closeFile (void);
        
        // will write a char array to the file opened before
        const unsigned long writeToFile(cData &aInData) const;

        // writes a single char to the file
        const unsigned long writeToFile(const char iCharacter) const;

        // reads data from file
        // buffer has to be at least 1 byte longer then bytes
        const int readFromFile(char* sBuffer, const unsigned long iLength);

        // read a single byte from the file
        const unsigned long readFromFile(char& iCharacter);

        // read in c++ - style (iNumber bytes)
        const std::string readString(const int iLength = 1);
    
        // will return the name of the opened file
        const std::string getFileName(){return sFileName; };

        // returnes the etate od the EOF bit
        bool isEof(){return bEof; };
	protected:
        std::string sFileName;
        bool bEof;
        int iDescriptor;
};


#endif	//_CFILE_H_