From owner-freebsd-net@FreeBSD.ORG Wed Mar 6 10:12:11 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 4CC711CF for ; Wed, 6 Mar 2013 10:12:11 +0000 (UTC) (envelope-from s.khanchi@gmail.com) Received: from mail-wg0-f49.google.com (mail-wg0-f49.google.com [74.125.82.49]) by mx1.freebsd.org (Postfix) with ESMTP id E2AFDEF1 for ; Wed, 6 Mar 2013 10:12:10 +0000 (UTC) Received: by mail-wg0-f49.google.com with SMTP id 15so7048352wgd.28 for ; Wed, 06 Mar 2013 02:12:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:mime-version:sender:in-reply-to:references:from:date :x-google-sender-auth:message-id:subject:to:cc:content-type; bh=9lMR4V2uS0cOekjpDYrJNsbRjYW9wEFwVn9BHGebNcs=; b=l2NaisGQprDMO3rJF2qNkCZidkDHC31iZkXN+ziBdLzcuHog1SBNHk4+s1cBv9ZSM6 TvvIYVLnoC/4Pmdp3NE7ujTAz+sXF7T5/sZDc93QVH1sFpqJ3cy+UkwRev6GqJshXQRQ lMqs1nekO3J2R7D/V0DbXnu2eZaH+CTNmh8P+pm0BTDM/AGqbTEDprEC8Cm+HYr9bBpj z7BkV1CorlKMLWbvZ3adWnB2yf6xSmIv7OSDhV6hKSWtS8m1myVw4z3MR3uh7XXQPFzL y2+oxZ4uvuM/Z4/09TWcn1uqenJtPixBhUSyhtqv49pgw3mvDeXaoXt1Ee/tiJ/LmQJp HQfQ== X-Received: by 10.194.170.165 with SMTP id an5mr45512266wjc.41.1362564730098; Wed, 06 Mar 2013 02:12:10 -0800 (PST) MIME-Version: 1.0 Sender: s.khanchi@gmail.com Received: by 10.194.121.104 with HTTP; Wed, 6 Mar 2013 02:11:47 -0800 (PST) In-Reply-To: <8EB66934-D33C-425E-A076-66E31B618DCA@neville-neil.com> References: <8EB66934-D33C-425E-A076-66E31B618DCA@neville-neil.com> From: h bagade Date: Wed, 6 Mar 2013 13:41:47 +0330 X-Google-Sender-Auth: 6_LdrbOOVlHX6mo_X5ws-iu2EzI Message-ID: Subject: Re: how to get mac address info in kernel code? To: George Neville-Neil Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.14 Cc: freebsd-net@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Mar 2013 10:12:11 -0000 On Tue, Mar 5, 2013 at 7:23 PM, George Neville-Neil wrote: > > On Mar 5, 2013, at 08:54 , h bagade wrote: > > > Hi all, > > > > I need to get interface MAC address within the kernel code and I couldn't > > use "getifaddrs" because it's user-mode. How can I have the MAC address > > information within kernel code? > > > > Any hints or comments are really appreciated. > > If you have access to the struct ifnet you can look at the if_addr member, > which is > a struct ifaddr, defined in if_var.h . > > Best, > George > Thanks for your suggestion. I will make it a try.