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#pragma once

#define SEEK_SET			0

#define SEEK_CUR			1

#define FILE_BUFFER_SIZE	512

#define OS_BLOCK_SIZE		1

#define FILE_BUFFER_BLOCKS	(FILE_BUFFER_SIZE / OS_BLOCK_SIZE)

class CKosFile

{

public:

	CKosFile(char *fileName);

	virtual ~CKosFile(void);

	virtual int	Read(Byte *targetPtr, int readCount);

	virtual int Write(Byte *sourcePtr, int writeCount);

	virtual int Seek(int seekFrom, int seekStep);

protected:

	int filePointer;

	int bufferPointer;

	bool validBuffer;

	kosFileInfo fileInfo;

	virtual void ValidateBuffer(void);

	virtual void UpdateBuffer(void);

};