From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Friesen Subject: Re: AF_BUS socket address family Date: Fri, 29 Jun 2012 12:16:39 -0600 Message-ID: <4FEDF107.8030700@genband.com> References: <1340988354-26981-1-git-send-email-vincent.sanders@collabora.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, "David S. Miller" To: Vincent Sanders Return-path: Received: from exprod7og118.obsmtp.com ([64.18.2.8]:49172 "EHLO exprod7og118.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752507Ab2F2SSf (ORCPT ); Fri, 29 Jun 2012 14:18:35 -0400 In-Reply-To: <1340988354-26981-1-git-send-email-vincent.sanders@collabora.co.uk> Sender: netdev-owner@vger.kernel.org List-ID: On 06/29/2012 10:45 AM, Vincent Sanders wrote: > This series adds the bus address family (AF_BUS) it is against > net-next as of yesterday. > > AF_BUS is a message oriented inter process communication system. > > The principle features are: > > - Reliable datagram based communication (all sockets are of type > SOCK_SEQPACKET) > > - Multicast message delivery (one to many, unicast as a subset) > > - Strict ordering (messages are delivered to every client in the same order) > > - Ability to pass file descriptors > > - Ability to pass credentials > I haven't had time to look at the code yet, but if you haven't already I'd like to propose adding the ability for someone with suitable privileges to eavesdrop on all communications. We've been using something similar to this (essentially a simplified multicast unix datagram protocol) for many years now and having a tcpdump-like ability is very useful for debugging. Chris