/// <summary>
/// Unlock CD drive
/// </summary>
/// <returns>True on success</returns>
public bool UnLockCD()
{
if (((int)cdHandle != -1) && ((int)cdHandle != 0))
{
uint Dummy = 0;
PreventMediaRemoval pmr = new PreventMediaRemoval(); //NativeMethods.PREVENT_MEDIA_REMOVAL();
pmr.Lock = 1; //PreventMediaRemoval = 0;
return(NativeMethods.DeviceIoControl(cdHandle, NativeMethods.IOCTL_STORAGE_MEDIA_REMOVAL, pmr, (uint)Marshal.SizeOf(pmr), IntPtr.Zero, 0, ref Dummy, IntPtr.Zero) != 0);
}
else
{
return(false);
}
}
public extern static int DeviceIoControl(IntPtr hDevice, uint IoControlCode, [In] PreventMediaRemoval InMediaRemoval, uint InBufferSize, IntPtr OutBuffer, uint OutBufferSize, ref uint BytesReturned, IntPtr Overlapped);
/// <summary>
/// Unlock CD drive
/// </summary>
/// <returns>True on success</returns>
public bool UnLockCD()
{
if (((int)cdHandle != -1) && ((int)cdHandle != 0))
{
uint Dummy = 0;
PreventMediaRemoval pmr = new PreventMediaRemoval(); //NativeMethods.PREVENT_MEDIA_REMOVAL();
pmr.Lock = 1; //PreventMediaRemoval = 0;
return NativeMethods.DeviceIoControl(cdHandle, NativeMethods.IOCTL_STORAGE_MEDIA_REMOVAL, pmr, (uint)Marshal.SizeOf(pmr), IntPtr.Zero, 0, ref Dummy, IntPtr.Zero) != 0;
}
else
{
return false;
}
}
