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Date:      Wed, 26 Mar 2008 09:17:48 -0300
From:      Marcelo Araujo <araujobsdport@gmail.com>
To:        vadim_nuclight@mail.ru
Cc:        freebsd-ipfw@freebsd.org, freebsd-hackers@freebsd.org
Subject:   Re: [HEADS UP!] IPFW Ideas: possible SoC 2008 candidate
Message-ID:  <47EA3EEC.2040007@FreeBSD.org>
In-Reply-To: <slrnfuk3g8.egh.vadim_nuclight@hostel.avtf.net>
References:  <slrnfud9lu.1rus.vadim_nuclight@hostel.avtf.net>	<47E79636.1000909@FreeBSD.org> <slrnfuk3g8.egh.vadim_nuclight@hostel.avtf.net>

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[-- Attachment #1 --]
Vadim Goncharov wrote:
>
> Looked at the patch. Some line are changed e.g. in NAT definitions without any
> visible changes, strange.
>
> Also, you're adding 7 opcode in the kernel, 2 for match and 5 for setting,
> while having single "modip" action in userland. In the case of significantly
> changing compilation rulesm, etc., we may need many new opcodes so we should
> not waste them. For example, your O_IPTOSPRE is redundant because we already
> have O_IPPRECEDENCE which compiler could utilize while retainig more ABI
> compatibility.
>
> I can correct and extend your patch for DSCP/TTL/any bytes (not forgetting
> credits, of course), if you're too busy...
>
>   
Of course, I've interest in any external support, because I need to
finish my degree project and I'm a bit busy. Any help are welcome and
please feel free to re-work the patch. Just like the really the most
important thing is the *modip*, I'm happy that you work within this idea.
I'd like to see *modip* committed.

I continue to my research and if I've some time to work with ipfw or
another mechanism that have some relation with my project degree, I'll make.

Best Regards,

-- 
Marcelo Araujo            (__)
araujo@FreeBSD.org     \\\'',)
http://www.FreeBSD.org   \/  \ ^
Power To Server.         .\. /_)



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