Copy protection

Willie Sippel willie at zeitgeistmedia.net
Mon Oct 2 10:39:10 CDT 2006


Am Montag, 2. Oktober 2006 04:49 schrieb Vitaliy Margolen:
> EA Durbin wrote:
> >> So the short story is that copy protection support is the
> >> gating issue here, and it's a serious PITA.
> >
> > What specifically  keeps most copy protection from working with wine?
> > Why does it work in some applications, such as Star Wars Jedi Academy
> > and not others?
>
> There are several types of copy protection. Those that use kernel
> drivers do not work on Wine because ... Wine has no kernel to load those
> drivers into. We will need at least ntoskrnl.exe implemented because
> it's more of a "dll" then exe and all drivers import number of functions
> from it.
>
> Of course we can only emulate "kernel" to some point. But even that
> would be enough for drivers that only check for debugger presence and
> nothing else.
>
As far as I know, the Flex copy protection scheme used by, for example, 
Photoshop and ZBrush also writes a key somewhere on the harddisk. Not on the 
file system, but somewhere in the unused space after the MBR IIRC. It should 
be quite hard to make this work I think? 

Ciao,
Willie

-- 
Willie Sippel

  ////////  |  Tritium Studios
 //         |  ______________________________
//// ///    |  http://www.tritium-studios.com

<willie at froq.net>



More information about the wine-devel mailing list