Re: APs from the Kernel Summit run Linux

Vojtech Pavlik
2005-09-01T21:50:16Z

On Thu, Sep 01, 2005 at 05:39:15PM +0200, Pavel Machek wrote:
> Hi!
>
> > > The 4020 and 0402 look oddly symmetrical to me, but that could just
> > > be my imagination.
> >
> > All I saw in it was byte n+1 = byte n >> 1. Can't see any use to that
> > either, though. Maybe it's just there to torment reverse engineerers, or
> > trap memory corruption?
>
> I had seen something like that before -- it was image compression
> and they were using 9bit "bytes"... which worked like obfuscation, too.

Yes, if they were using 7bit bytes, that'd explain the 0x81 in the
sequence ...

--
Vojtech Pavlik
SuSE Labs, SuSE CR