DomainKey-Signature: a=rsa-sha1; c=nofws;
        d=gmail.com; s=gamma;
        h=date:from:to:cc:subject:message-id:references:mime-version
         :content-type:content-disposition:in-reply-to:user-agent;
        b=j0YYeozSmc/StlNhLi2OujjJE9CMmyXkcz5QoQ0Yaw5uiihHzagextV/0+rWT48xx4
         M0CqvY47KKXZjBV0E0WXumr+gq5k7WBvxX7rOpXiuxNiOxmXJg11IAlYDPg7TRvguwPJ
         AwHa8Kr1cTE2dXVUUF4qOPUwN/EEnFfiioWL4=
Date: Fri, 30 Jul 2010 15:17:13 +0800
From: =?utf-8?Q?Am=C3=A9rico?= Wang <xiyou.wangcong@gmail.com>
To: "Guram Z. Savinov" <savinov.guram@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Get interface MAC address in sys_accept4() syscall
Message-ID: <20100730071617.GA5638@cr0.nay.redhat.com>
References: <4C5211D6.3000406@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <4C5211D6.3000406@gmail.com>
User-Agent: Mutt/1.5.20 (2009-06-14)
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 677
Lines: 16

On Fri, Jul 30, 2010 at 03:42:14AM +0400, Guram Z. Savinov wrote:
>Hi all,
>
>in net/socket.c is syscall sys_accept4(). In it syscall I need to get
>MAC address of interface, from connection is come.
>For example it is two interfaces eth0 and eth1. I want to know, from
>what interface connection is come to sys_accept4().
>Please help me, how I can do it.
>

It is not obtained from accept(2), you get it with ioctl SIOCGIFHWADDR.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/