Re: [PATCH nft] evaluate: don't eval unary arguments.

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On Sun, Feb 23, 2020 at 11:34:24PM +0100, Florian Westphal wrote:
> Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
> > On Sun, Feb 23, 2020 at 10:14:11PM +0000, Jeremy Sowden wrote:
> > > After giving this some thought, it occurred to me that this could be
> > > fixed by extending bitwise boolean operations to support a variable
> > > righthand operand (IIRC, before Christmas Florian suggested something
> > > along these lines to me in another, related context), so I've gone down
> > > that route.  Patches to follow shortly.
> > 
> > Would this require a new kernel extensions? What's the idea behind
> > this?
> 
> Something like this:
> nft ... ct mark set ct mark & 0xffff0000 | meta mark & 0xffff

I see, so this requires two source registers as input for nft_bitwise?



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