private static bool DoIoctl(IoctlCode code, IntPtr data)
{
int err;
if ((err = LibCWrapper.Ioctl(fd, (int)code, data)) < 0)
{
var lastErrorCode = Marshal.GetLastWin32Error();
var lastErrorMessage = LibCWrapper.Strerror(lastErrorCode);
loggingParent.Log(LogLevel.Error, "There was an error when executing the {0} ioctl: {1} (0x{2:X})", Enum.GetName(typeof(IoctlCode), code), lastErrorMessage, lastErrorCode);
LibCWrapper.Close(fd);
return(false);
}
return(true);
}
} // end property _NativeIoctl
public int Ioctl(IoctlCode ioctlType, object data)
{
uint size = (uint)Marshal.SizeOf(data);
GCHandle gch = GCHandle.Alloc(data, GCHandleType.Pinned);
int err = -1;
try
{
IntPtr ptr = gch.AddrOfPinnedObject();
err = _NativeIoctl((ushort)ioctlType, ptr, size);
}
finally
{
gch.Free();
}
return(err);
} // end Ioctl