Date: Mon, 10 Jan 2005 04:01:29 -0600 (CST) From: Mike Silbersack <silby@silby.com> To: Don Lewis <truckman@FreeBSD.org> Cc: net@FreeBSD.org Subject: Re: Slipping in the window update Message-ID: <20050110040019.W12176@odysseus.silby.com> In-Reply-To: <20050110034422.C9716@odysseus.silby.com> References: <200501100850.j0A8o6FY019623@gw.catspoiler.org> <20050110034422.C9716@odysseus.silby.com>
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On Mon, 10 Jan 2005, Mike Silbersack wrote:
> We could do something there like
>
> if (th->th_seq != tp->irs) {
> goto dropafterack; /* Or however we handle these bad syns */
> } else {
> thflags &= ~TH_SYN;
> th->th_seq++;
> if (th->th_urp > 1)
> th->th_urp--;
> else
> thflags &= ~TH_URG;
> todrop--;
> }
Uh, I greatly oversimplified the changes that would be needed there, so
that implementation would be totally wrong. I'll go get some sleep and
then think about the implementation...
Mike "Silby" Silbersack
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