Date: Thu, 20 Jan 2000 15:35:02 -0800 From: Alfred Perlstein <bright@cygnus.rush.net> To: Brian Somers <brian@Awfulhak.org> Cc: des@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: ioctl(... TUNSLMODE ...) Message-ID: <20000120153502.A14030@fw.wintelcom.net> In-Reply-To: <200001201939.TAA01260@hak.lan.Awfulhak.org>; from brian@Awfulhak.org on Thu, Jan 20, 2000 at 07:39:11PM %2B0000 References: <200001201939.TAA01260@hak.lan.Awfulhak.org>
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* Brian Somers <brian@Awfulhak.org> [000120 15:30] wrote: > Hi, > > I know this is a while in coming, but now that I'm looking at getting > ppp(8) to talk IPv6 (with the help of some KAME patches), I've looked > at how TUNSLMODE is implemented... it doesn't look good to me. > > What's the rationale behind stuffing the entire sockaddr in front of > the packet ? AFAIK the only information of any use is the address > family. > > By default, OpenBSD has a u_int32_t in front of every packet (I > believe this is unconfigurable), and I think this is about the most > sensible thing to do - I don't see that alignment issues will cause > problems. > > Alfred, this was originally submitted by you. Do you have any > argument against me changing it to just stuff the address family > as a 4-byte network-byte-order quantity there ? > > Any other opinions/arguments ? No objections, I just did it as an excercise to implement something in the manpages. -- -Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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