public static uint GetPhysicalDriveId(string drive)
{
var sdn = new StorageDeviceNumber();
var driveHandle = CreateFile(@"\\.\" + drive, 0, 0, IntPtr.Zero, (uint)CreationDisposition.OPEN_EXISTING, 0, IntPtr.Zero);
if (driveHandle.ToInt64() == -1)
{
int lastWin32ErrorCode = Marshal.GetLastWin32Error();
throw new IOException("Failed to CreateFile for Drive : " + drive,
new Win32Exception(lastWin32ErrorCode));
}
try
{
int requiredSize;
if (DeviceIoControl(driveHandle,
(int)IoControlCode.IOCTL_STORAGE_GET_DEVICE_NUMBER, IntPtr.Zero, 0, new IntPtr(&sdn), sizeof(StorageDeviceNumber),
out requiredSize, IntPtr.Zero) == false)
{
int lastWin32ErrorCode = Marshal.GetLastWin32Error();
throw new IOException("Failed to DeviceIoControl for Drive : " + drive,
new Win32Exception(lastWin32ErrorCode));
}
}
finally
{
CloseHandle(driveHandle);
}
return((uint)((int)sdn.DeviceType << 8) + sdn.DeviceNumber);
}
private void QueryDeviceNumber(XmlElement pathNode, IOSVolumeDeviceInfo vinfo, SafeHandle hDevice)
{
StorageDeviceNumber device = QueryApi(pathNode, "StorageDeviceNumber", vinfo, () => {
return(vinfo.GetDeviceNumber(hDevice));
}, out XmlElement deviceNode);
if (device == null)
{
return;
}
WriteApiResult(deviceNode, "DeviceType", (int)device.DeviceType);
WriteApiResult(deviceNode, "DeviceNumber", device.DeviceNumber);
WriteApiResult(deviceNode, "DevicePartition", device.PartitionNumber);
}
internal static int GetDeviceNumber(string devicePath)
{
var handle = GetFileHandle(devicePath);
var ptrSdn = IntPtr.Zero;
try {
int requiredSize;
var sdn = new StorageDeviceNumber();
var nBytes = Marshal.SizeOf(sdn);
ptrSdn = Marshal.AllocHGlobal(nBytes);
if(DeviceIoControl(handle, (int) IOCTL.StorageGetDeviceNumber, IntPtr.Zero, 0, ptrSdn, nBytes, out requiredSize, IntPtr.Zero)) {
sdn = (StorageDeviceNumber) Marshal.PtrToStructure(ptrSdn, typeof(StorageDeviceNumber));
return (sdn.deviceType << 8) + sdn.deviceNumber;
}
return -1;
}
finally {
Marshal.FreeHGlobal(ptrSdn);
handle.Close();
}
}
internal static int GetDeviceNumber(string devicePath)
{
var handle = GetFileHandle(devicePath);
var ptrSdn = IntPtr.Zero;
try {
int requiredSize;
var sdn = new StorageDeviceNumber();
var nBytes = Marshal.SizeOf(sdn);
ptrSdn = Marshal.AllocHGlobal(nBytes);
if (DeviceIoControl(handle, (int)IOCTL.StorageGetDeviceNumber, IntPtr.Zero, 0, ptrSdn, nBytes, out requiredSize, IntPtr.Zero))
{
sdn = (StorageDeviceNumber)Marshal.PtrToStructure(ptrSdn, typeof(StorageDeviceNumber));
return((sdn.deviceType << 8) + sdn.deviceNumber);
}
return(-1);
}
finally {
Marshal.FreeHGlobal(ptrSdn);
handle.Close();
}
}
private static int GetDeviceNumber(string devicePath)
{
var result = -1;
var h = Kernel32.CreateFile(devicePath.TrimEnd('\\'), default(int), default(int), IntPtr.Zero, UsbConstants.OPEN_EXISTING, default(int), IntPtr.Zero);
if (h.ToInt32() != UsbConstants.INVALID_HANDLE_VALUE)
{
var sdn = new StorageDeviceNumber();
var nBytes = Marshal.SizeOf(sdn);
var ptrSdn = Marshal.AllocHGlobal(nBytes);
if (Kernel32.DeviceIoControl(h, UsbConstants.IOCTL_STORAGE_GET_DEVICE_NUMBER, IntPtr.Zero, default(int), ptrSdn, nBytes, out int requiredSize, IntPtr.Zero))
{
sdn = (StorageDeviceNumber)Marshal.PtrToStructure(ptrSdn, typeof(StorageDeviceNumber));
result = (sdn.DeviceType << 8) + sdn.DeviceNumber;
}
Marshal.FreeHGlobal(ptrSdn);
Kernel32.CloseHandle(h);
}
return(result);
}
