On Thu, 16 Nov 2000, Nishant Rao wrote:
>Date: Thu, 16 Nov 2000 11:55:24 -0600 (CST)
>From: Nishant Rao <nishant@cs.utexas.edu>
>To: Andi Kleen <ak@suse.de>
>Cc: linux-kernel@vger.kernel.org
>Content-Type: TEXT/PLAIN; charset=US-ASCII
>Subject: Re: Setting IP Options in the IP-Header
>
>Well, while what you say makes sense, it isn't exactly a solution to our
>problem.
>
>we are trying to expose and set a NEW option altogether. So our question
>pertains more to what code we write in the kernel to create and expose a
>new custom option. so for this, we would need to know the offsets of the
>current options like source routing etc and then hopefully try and stuff
>data from setting our option after the maximum that can be set by these
>other existing options.
>
>once that code is in place within the ip_build_options routine in the
>ip_options.c file in the linux kernel, we can then use the setsockopt()
>at the application level to make sure that a packet is filled with the
>corresponding option.
>
>i hope i was able to explain my question more clearly.
RFC791 should give you all you need to know I believe, plus
examining the existing kernel sources. It's pretty basic.
----------------------------------------------------------------------
Mike A. Harris - Linux advocate - Open source advocate
This message is copyright 2000, all rights reserved.
Views expressed are my own, not necessarily shared by my employer.
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