/***************************************************************************
//
//	File:			File.h
//
//	Description:	BFile class
//
//	Copyright 1992-97, Be Incorporated, All Rights Reserved.
//
//*************************************************************************/


#ifndef _FILE_H
#define _FILE_H

#include <fcntl.h>
#include <sys/stat.h>
#include <SupportDefs.h>
#include <DataIO.h>
#include <Node.h>

class	BEntry;
class 	BDirectory;
struct	entry_ref;

class BFile : public BNode, public BPositionIO {

public:
						BFile();
						BFile(const entry_ref *ref, uint32 open_mode);
						BFile(const BEntry *entry, uint32 open_mode);
						BFile(const char *path, uint32 open_mode);
						BFile(const BDirectory *dir, const char *path,
							  uint32 open_mode);
						BFile(const BFile &file);

virtual					~BFile();

		status_t		SetTo(const entry_ref *ref, uint32 open_mode);
		status_t		SetTo(const BEntry *entry, uint32 open_mode);
		status_t		SetTo(const char *path, uint32 open_mode);
		status_t		SetTo(const BDirectory *dir, const char *path,
							  uint32 open_mode);
						  
		bool			IsReadable() const;
		bool			IsWritable() const;

virtual	ssize_t			Read(void *buffer, size_t size);
virtual	ssize_t			ReadAt(off_t pos, void *buffer, size_t size);
virtual	ssize_t			Write(const void *buffer, size_t size);
virtual	ssize_t			WriteAt(off_t pos, const void *buffer, size_t size);

virtual off_t			Seek(off_t position, uint32 seek_mode);
virtual	off_t			Position() const;
virtual	status_t		SetSize(off_t size);

		BFile &			operator=(const BFile &file);

private:

		/* FBC */
virtual	void		_PhiloFile1();
virtual	void		_PhiloFile2();
virtual	void		_PhiloFile3();
virtual	void		_PhiloFile4();
virtual	void		_PhiloFile5();
virtual	void		_PhiloFile6();

		uint32		_philoData[8];

virtual	void			close_fd();
		uint32			fMode;
};

#endif