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Date: Thu, 30 Jun 2011 22:14:44 -0700
From: Julian Elischer <julian@freebsd.org>
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To: "Andrey V. Elsukov" <ae@freebsd.org>
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Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
	src-committers@freebsd.org
Subject: Re: svn commit: r223666 - in head: sbin/ipfw sys/netinet
	sys/netinet/ipfw
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On 6/29/11 3:06 AM, Andrey V. Elsukov wrote:
> Author: ae
> Date: Wed Jun 29 10:06:58 2011
> New Revision: 223666
> URL: http://svn.freebsd.org/changeset/base/223666
>
> Log:
>    Add new rule actions "call" and "return" to ipfw. They make
>    possible to organize subroutines with rules.
>
>    The "call" action saves the current rule number in the internal
>    stack and rules processing continues from the first rule with
>    specified number (similar to skipto action). If later a rule with
>    "return" action is encountered, the processing returns to the first
>    rule with number of "call" rule saved in the stack plus one or higher.
>
>    Submitted by:	Vadim Goncharov
>    Discussed by:	ipfw@, luigi@
>
> Modified:
what happens if the return target is removed in the meanwhile?