/// <summary>
/// Check, if Drive has NoSeekPenalty. If it's true, then it is a SSD
/// </summary>
/// <param name="diskindex">The Drive-Index</param>
/// <returns></returns>
public static string HasNoSeekPenalty(byte diskindex)
{
string sDrive = @"\\.\PhysicalDrive" + diskindex.ToString();
SafeFileHandle hDrive = WinAPI.CreateFileW(sDrive, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, IntPtr.Zero, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, IntPtr.Zero);
// No access to drive
if (hDrive == null || hDrive.IsInvalid)
{
string message = GetErrorMessage(Marshal.GetLastWin32Error());
return("CreateFile failed. " + message);
}
uint IOCTL_STORAGE_QUERY_PROPERTY = CTL_CODE(IOCTL_STORAGE_BASE, 0x500, METHOD_BUFFERED, FILE_ANY_ACCESS);
// From winioctl.h
WinAPI.STORAGE_PROPERTY_QUERY query_seek_penalty = new WinAPI.STORAGE_PROPERTY_QUERY();
query_seek_penalty.PropertyId = StorageDeviceSeekPenaltyProperty;
query_seek_penalty.QueryType = PropertyStandardQuery;
WinAPI.DEVICE_SEEK_PENALTY_DESCRIPTOR query_seek_penalty_desc = new WinAPI.DEVICE_SEEK_PENALTY_DESCRIPTOR();
uint returned_query_seek_penalty_size = 0;
bool query_seek_penalty_result = WinAPI.DeviceIoControl(hDrive, IOCTL_STORAGE_QUERY_PROPERTY, ref query_seek_penalty, Convert.ToUInt32(Marshal.SizeOf(query_seek_penalty)), ref query_seek_penalty_desc, Convert.ToUInt32(Marshal.SizeOf(query_seek_penalty_desc)), ref returned_query_seek_penalty_size, IntPtr.Zero);
hDrive.Close();
if (query_seek_penalty_result == false)
{
string message = GetErrorMessage(Marshal.GetLastWin32Error());
return("DeviceIoControl failed. " + message);
}
else
{
if (query_seek_penalty_desc.IncursSeekPenalty == false)
{
return("Result: This drive has NO SEEK penalty.");
}
else
{
return("Result: This drive has SEEK penalty.");
}
}
}
/// <summary>
/// Check, if Drive has NoSeekPenalty. If it's true, then it is a SSD
/// </summary>
/// <param name="diskindex">The Drive-Index</param>
/// <returns></returns>
public static string HasNoSeekPenalty(byte diskindex)
{
string sDrive = @"\\.\PhysicalDrive" + diskindex.ToString();
SafeFileHandle hDrive = WinAPI.CreateFileW(sDrive, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, IntPtr.Zero, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, IntPtr.Zero);
// No access to drive
if (hDrive == null || hDrive.IsInvalid)
{
string message = GetErrorMessage(Marshal.GetLastWin32Error());
return "CreateFile failed. " + message;
}
uint IOCTL_STORAGE_QUERY_PROPERTY = CTL_CODE(IOCTL_STORAGE_BASE, 0x500, METHOD_BUFFERED, FILE_ANY_ACCESS);
// From winioctl.h
WinAPI.STORAGE_PROPERTY_QUERY query_seek_penalty = new WinAPI.STORAGE_PROPERTY_QUERY();
query_seek_penalty.PropertyId = StorageDeviceSeekPenaltyProperty;
query_seek_penalty.QueryType = PropertyStandardQuery;
WinAPI.DEVICE_SEEK_PENALTY_DESCRIPTOR query_seek_penalty_desc = new WinAPI.DEVICE_SEEK_PENALTY_DESCRIPTOR();
uint returned_query_seek_penalty_size = 0;
bool query_seek_penalty_result = WinAPI.DeviceIoControl(hDrive, IOCTL_STORAGE_QUERY_PROPERTY, ref query_seek_penalty, Convert.ToUInt32(Marshal.SizeOf(query_seek_penalty)), ref query_seek_penalty_desc, Convert.ToUInt32(Marshal.SizeOf(query_seek_penalty_desc)), ref returned_query_seek_penalty_size, IntPtr.Zero);
hDrive.Close();
if (query_seek_penalty_result == false)
{
string message = GetErrorMessage(Marshal.GetLastWin32Error());
return "DeviceIoControl failed. " + message;
}
else {
if (query_seek_penalty_desc.IncursSeekPenalty == false)
{
return "Result: This drive has NO SEEK penalty.";
}
else {
return "Result: This drive has SEEK penalty.";
}
}
}