From: Ethan Sommer <sommere@ethanet.com>
To: Philippe Biondi <biondi@cartel-securite.fr>
Cc: Jamal Hadi <hadi@shell.cyberus.ca>,
Martin Josefsson <gandalf@wlug.westbo.se>,
"David S. Miller" <davem@redhat.com>,
linux-net@vger.kernel.org, netdev@oss.sgi.com
Subject: Re: [Fwd: [ANNOUNCE] Layer-7 Filter for Linux QoS]
Date: Wed, 21 May 2003 10:46:50 -0500 [thread overview]
Message-ID: <3ECB9F6A.20004@ethanet.com> (raw)
In-Reply-To: <Pine.LNX.4.44.0305211447270.12543-100000@deneb.intranet.cartel-securite.net>
Philippe Biondi wrote:
>regexp support was planned but not done yet. (if someone know where I can
>download more free time !).
>
>The implementation should not be that hard, once you have the compiler to
>transform the string describing the regexp to an automaton.
>
>Note that to respect the framework, you have to deal with multiple
>patterns (should not be that hard). If you have pat1 and pat2, searching
>for (pat1|pat2) is not sufficient because for each match, you have to
>point which pattern matched.
>
>
We actually planned on doing that initially. You should note that if you
want to generate one automaton for multiple patterns, that is not a
regular language (and thus can not be represented by a FA or DFA.) You
will have to try matching against the first pattern, then the next and
so on.
Ethan
next prev parent reply other threads:[~2003-05-21 15:46 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-19 3:01 [Fwd: [ANNOUNCE] Layer-7 Filter for Linux QoS] David S. Miller
2003-05-20 0:38 ` Jamal Hadi
2003-05-20 5:07 ` Ethan Sommer
2003-05-20 12:14 ` Jamal Hadi
2003-05-20 14:39 ` Ethan Sommer
2003-05-20 15:00 ` Jamal Hadi
2003-05-20 15:15 ` Martin Josefsson
2003-05-21 12:39 ` Jamal Hadi
2003-05-21 13:20 ` Philippe Biondi
2003-05-21 15:46 ` Ethan Sommer [this message]
2003-05-21 23:11 ` Philippe Biondi
2003-05-21 23:26 ` Ethan Sommer
2003-05-22 8:26 ` Philippe Biondi
2003-05-22 14:40 ` Ethan Sommer
2003-05-24 7:22 ` Werner Almesberger
2003-05-24 4:11 ` Werner Almesberger
2003-05-24 4:23 ` Werner Almesberger
2003-05-21 15:42 ` Ethan Sommer
2003-05-20 19:50 ` Ethan Sommer
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