Copy protection

[Tim Schmidt]

On 10/5/06, Mike McCormack <mike at codeweavers.com> wrote:
>
> UML has a COW (copy-on-write) layer [1].  If we had something like this,
> conceivable we could allow Wine to read raw disks (or the COW file),
> then write back to the COW file.

QEMU has nice support for several different COW and sparse formats...
might be a slightly friendlier place to borrow code from than UML.

--tim