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From: Mel <fbsd.questions@rachie.is-a-geek.net>
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Date: Thu, 25 Sep 2008 18:20:39 +0200
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Cc: "Vonarburg, David" <vonarburg@omnisec.ch>,
	Dan Nelson <dnelson@allantgroup.com>,
	Erik Osterholm <freebsd-lists-erik@erikosterholm.org>
Subject: Re: AW: ethernet statistics
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On Thursday 25 September 2008 17:52:07 Dan Nelson wrote:
> In the last episode (Sep 25), Vonarburg, David said:
> > netstat -i is ok for a user to get system statictics. I'd like get
> > exactly this information but as a function call inside a "C" language
> > application
>
> netstat -i still digs into kernel memory to get those stats, I think,
> so you can't directly access those numbers as a regular user.

All those vars are available through sysctl. For an example, look in 
src/in_sysctl.c from net/bmon port. 

-- 
Mel

Problem with today's modular software: they start with the modules
    and never get to the software part.