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Date: Tue, 17 Mar 2009 10:29:34 +0100
From: VANHULLEBUS Yvan <vanhu@FreeBSD.org>
To: srikanth jampala <srikanthhcu05@gmail.com>
Message-ID: <20090317092933.GA72942@zeninc.net>
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Cc: freebsd-net@freebsd.org
Subject: Re: SA add notification to externa module
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On Tue, Mar 17, 2009 at 02:23:13PM +0530, srikanth jampala wrote:
> Hi all

Hi.

>     This is my first posting.
> 
> I want the notifications about the SA (security association) add/delete
> events,
> from the kernel to my externel kernel module.
> 
> How can I do this... ?

Such events are notified to all PFKey registered sockets. Usually,
those notifications are sent to userland, but I guess you could start
searching from there (see key_sendup_mbuf(x, y, KEY_SENDUP_REGISTERED)
in netipsec/keysock.c).


Yvan.