#ifndef __DISKFUNCTIONS_H__

#include <windows.h>
#include "diskio.h"		// from platformbuilder

class PhysicalDisk {
public:
	PhysicalDisk();
	~PhysicalDisk();

	bool Open(int n);

	void DumpInfo();

	bool ReadBlocks(int nStart, int nBlocks, BYTE* &buffer, int& nBytesRead);
	bool WriteBlocks(int nStart, int nBlocks, const BYTE* buffer, int& nBytesWritten);
	
	int blocksize();

private:
	CString m_name;
	DISK_INFO m_info;
	STORAGE_IDENTIFICATION *m_sid;
	HANDLE m_hDsk;

	int m_ioctlStyle;
};

static bool DiskInfo(HANDLE hDsk);
static bool DiskReadBlocks(HANDLE hDsk, int nStart, int nBlocks, const DISK_INFO& info,
			BYTE* &buffer, int& nBytesRead);
static bool DiskWriteBlocks(HANDLE hDsk, int nStart, int nBlocks, const DISK_INFO& info,
			const BYTE* buffer, int& nBytesWritten);
static HANDLE OpenDisk(int n);
static int GetDiskInfo(HANDLE hDsk, DISK_INFO &info);
static int GetDiskName(HANDLE hDsk, CString &name);
static int GetDiskStorageId(HANDLE hDsk, STORAGE_IDENTIFICATION* &sid);

#define __DISKFUNCTIONS_H__
#endif