Re: [resend] Passive OS fingerprint xtables match.

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On Thu, Jun 04, 2009 at 01:53:05PM +0200, Patrick McHardy (kaber@xxxxxxxxx) wrote:
> >That's hard - there is no hook number in the match function, so we do
> >not really know if it is forward, input or prerouting.
> 
> This is really needed, spamming the ring buffer is not a good option.
> 
> I'd say just add the hook number to xt_match_param. Its a bit
> inconsistent anyways that we're handing it to checkentry for
> validation, but not to the match function.

Doesn't checkentry receive a mask of all possible hooks? There is still
no per-packet hook number. Although we can always use INPUT hook since
its the most widely used one. And drop a comment about this abuse.

-- 
	Evgeniy Polyakov
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