From: Lee Revell <rlrevell@joe-job.com>
To: Josan Kadett <corporate@superonline.com>
Cc: "'Denis Vlasenko'" <vda@port.imtp.ilyichevsk.odessa.ua>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: RE: Entirely ignoring TCP and UDP checksum in kernel level
Date: Sat, 21 Aug 2004 04:26:25 -0400 [thread overview]
Message-ID: <1093076785.854.54.camel@krustophenia.net> (raw)
In-Reply-To: <S268896AbUHUISZ/20040821081825Z+1927@vger.kernel.org>
On Sat, 2004-08-21 at 05:18, Josan Kadett wrote:
> That is not much of an intelligible idea. A way to hack the kernel could be
> found as I still presume. "Turn off checksums" but not by re-writing the
> whole tcp code in the kernel. Isn't that possible ? Linux is an operating
> system of infinite possibilities, right ? But only if you know how to hack
> it...
>
Can't you just go into the networking code, and find the part where it
checks the checksum, and just have it return success, even if the
checksum was bad? Seems like a quick copy and paste hack. Am I missing
something?
Lee
next prev parent reply other threads:[~2004-08-21 8:26 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <4126FDD8.1090101@gmc.lt>
2004-08-21 9:00 ` Entirely ignoring TCP and UDP checksum in kernel level Josan Kadett
2004-08-21 8:11 ` Denis Vlasenko
2004-08-21 9:18 ` Josan Kadett
2004-08-21 8:26 ` Lee Revell [this message]
2004-08-21 9:35 ` Josan Kadett
2004-08-21 9:14 ` Vojtech Pavlik
[not found] <41285DB3.6070605@wasp.net.au>
2004-08-22 10:14 ` Josan Kadett
2004-08-22 11:48 ` James Courtier-Dutton
2004-08-22 10:25 ` Josan Kadett
2004-08-22 9:36 ` Brad Campbell
2004-08-22 10:48 ` Josan Kadett
2004-08-22 13:10 ` Brad Campbell
2004-08-22 13:13 ` Brad Campbell
2004-08-22 19:27 ` Josan Kadett
2004-08-22 20:28 ` Josan Kadett
2004-08-23 3:38 ` David Meybohm
2004-08-23 5:26 ` Josan Kadett
2004-08-23 8:40 ` Josan Kadett
2004-08-22 9:19 Brad Campbell
-- strict thread matches above, loose matches on Subject: below --
2004-08-22 6:17 Brad Campbell
2004-08-22 7:18 ` Josan Kadett
2004-08-22 7:24 ` Josan Kadett
2004-08-22 7:04 ` Brad Campbell
2004-08-22 8:12 ` Josan Kadett
2004-08-22 8:29 ` Brad Campbell
[not found] <04Aug21.205911edt.41960@gpu.utcc.utoronto.ca>
2004-08-22 2:08 ` Josan Kadett
2004-08-22 6:01 ` Brad Campbell
2004-08-22 7:06 ` Josan Kadett
[not found] <1093120934.854.155.camel@krustophenia.net>
2004-08-21 20:46 ` Lee Revell
2004-08-21 21:53 ` Josan Kadett
[not found] <1093078213.854.76.camel@krustophenia.net>
2004-08-21 8:58 ` Lee Revell
2004-08-21 21:41 ` Josan Kadett
2004-08-21 8:27 Denis Vlasenko
2004-08-21 8:41 ` Lee Revell
2004-08-21 9:50 ` Josan Kadett
2004-08-21 9:06 ` Kalin KOZHUHAROV
2004-08-21 21:46 ` Josan Kadett
2004-08-21 9:39 ` Josan Kadett
[not found] <4126F16D.1000507@gmc.lt>
2004-08-21 8:02 ` Josan Kadett
2004-08-21 7:36 ` Kalin KOZHUHAROV
2004-08-21 8:54 ` Josan Kadett
2004-08-21 6:15 Josan Kadett
2004-08-21 7:10 ` Willy Tarreau
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