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// Windows/FileDevice.h
#ifndef __WINDOWS_FILEDEVICE_H
#define __WINDOWS_FILEDEVICE_H
#include "FileIO.h"
#include "Defs.h"
namespace NWindows {
namespace NFile {
namespace NDevice {
typedef struct _GET_LENGTH_INFORMATION
{
LARGE_INTEGER Length;
} GET_LENGTH_INFORMATION, *PGET_LENGTH_INFORMATION;
#define IOCTL_DISK_GET_LENGTH_INFO CTL_CODE(IOCTL_DISK_BASE, 0x0017, METHOD_BUFFERED, FILE_READ_ACCESS)
/*
typedef struct _DISK_GEOMETRY_EX {
DISK_GEOMETRY Geometry; // Standard disk geometry: may be faked by driver.
LARGE_INTEGER DiskSize; // Must always be correct
BYTE Data[1]; // Partition, Detect info
} DISK_GEOMETRY_EX, *PDISK_GEOMETRY_EX;
*/
#define IOCTL_CDROM_BASE FILE_DEVICE_CD_ROM
#define IOCTL_CDROM_GET_DRIVE_GEOMETRY CTL_CODE(IOCTL_CDROM_BASE, 0x0013, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_CDROM_MEDIA_REMOVAL CTL_CODE(IOCTL_CDROM_BASE, 0x0201, METHOD_BUFFERED, FILE_READ_ACCESS)
class CFileBase: public NIO::CFileBase
{
public:
bool DeviceIoControl(DWORD controlCode, LPVOID inBuffer, DWORD inSize,
LPVOID outBuffer, DWORD outSize, LPDWORD bytesReturned, LPOVERLAPPED overlapped) const
{
return BOOLToBool(::DeviceIoControl(_handle, controlCode, inBuffer, inSize,
outBuffer, outSize, bytesReturned, overlapped));
}
bool DeviceIoControl(DWORD controlCode, LPVOID inBuffer,
DWORD inSize, LPVOID outBuffer, DWORD outSize) const
{
DWORD ret;
return DeviceIoControl(controlCode, inBuffer, inSize, outBuffer, outSize, &ret, 0);
}
bool DeviceIoControlIn(DWORD controlCode, LPVOID inBuffer, DWORD inSize) const
{ return DeviceIoControl(controlCode, inBuffer, inSize, NULL, 0); }
bool DeviceIoControlOut(DWORD controlCode, LPVOID outBuffer, DWORD outSize) const
{ return DeviceIoControl(controlCode, NULL, 0, outBuffer, outSize); }
bool GetGeometry(DISK_GEOMETRY *res) const
{ return DeviceIoControlOut(IOCTL_DISK_GET_DRIVE_GEOMETRY, res, sizeof(*res)); }
bool GetCdRomGeometry(DISK_GEOMETRY *res) const
{ return DeviceIoControlOut(IOCTL_CDROM_GET_DRIVE_GEOMETRY, res, sizeof(*res)); }
/*
bool GetCdRomGeometryEx(DISK_GEOMETRY_EX *res) const
{ return DeviceIoControlOut(IOCTL_CDROM_GET_DRIVE_GEOMETRY, res, sizeof(*res)); }
*/
bool CdRomLock(bool lock) const
{
PREVENT_MEDIA_REMOVAL rem;
rem.PreventMediaRemoval = (BOOLEAN)(lock ? TRUE : FALSE);
return DeviceIoControlIn(IOCTL_CDROM_MEDIA_REMOVAL, &rem, sizeof(rem));
}
bool GetLengthInfo(UInt64 &length) const
{
GET_LENGTH_INFORMATION lengthInfo;
bool res = DeviceIoControlOut(IOCTL_DISK_GET_LENGTH_INFO, &lengthInfo, sizeof(lengthInfo));
length = lengthInfo.Length.QuadPart;
return res;
}
bool GetLengthSmart(UInt64 &length);
/*
bool FormatTracks(const FORMAT_PARAMETERS *formatParams,
BAD_TRACK_NUMBER *badTrackNumbers, DWORD numBadTrackNumbers,
DWORD &numBadTrackNumbersReturned)
{
DWORD ret;
// Check params, Probabably error
bool res = DeviceIoControl(IOCTL_DISK_FORMAT_TRACKS, badTrackNumbers, sizeof(*formatParams),
badTrackNumbers, numBadTrackNumbers * sizeof(*badTrackNumbers), &ret, NULL);
numBadTrackNumbersReturned = ret / sizeof(*badTrackNumbers);
return res;
}
*/
bool Performance(DISK_PERFORMANCE *res)
{ return DeviceIoControlOut(IOCTL_DISK_PERFORMANCE, LPVOID(res), sizeof(*res)); }
bool GetPartitionInfo(PARTITION_INFORMATION *res)
{ return DeviceIoControlOut(IOCTL_DISK_GET_PARTITION_INFO, LPVOID(res), sizeof(*res)); }
bool Verify(const VERIFY_INFORMATION *verifyInformation)
{ return DeviceIoControlIn(IOCTL_DISK_VERIFY, LPVOID(verifyInformation), sizeof(*verifyInformation)); }
};
class CInFile: public CFileBase
{
public:
bool Open(LPCTSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool Open(LPCTSTR fileName);
#ifndef _UNICODE
bool Open(LPCWSTR fileName, DWORD shareMode, DWORD creationDisposition, DWORD flagsAndAttributes);
bool Open(LPCWSTR fileName);
#endif
bool Read(void *data, UInt32 size, UInt32 &processedSize);
};
}}}
#endif
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