From owner-freebsd-hackers@FreeBSD.ORG Mon May 26 18:47:57 2008 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9DB931065679 for ; Mon, 26 May 2008 18:47:57 +0000 (UTC) (envelope-from kris@FreeBSD.org) Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id EE7858FC1A; Mon, 26 May 2008 18:47:56 +0000 (UTC) (envelope-from kris@FreeBSD.org) Message-ID: <483B05DB.3000309@FreeBSD.org> Date: Mon, 26 May 2008 20:47:55 +0200 From: Kris Kennaway User-Agent: Thunderbird 2.0.0.14 (Macintosh/20080421) MIME-Version: 1.0 To: Steven Hartland References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-hackers@freebsd.org Subject: Re: Using sendmsg for SCM_CREDS results in EINVAL on PF_INET socket X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 26 May 2008 18:47:57 -0000 Steven Hartland wrote: > sendmsg is not documented as ever returning EINVAL but yet when > using the following code to send credentials to a remote host > results in EINVAL from sendmsg. > > I suspect that SCM_CREDS is only valid for PF_LOCAL / PF_UNIX > sockets and not PF_INET sockets and hence the code in dbus > is actually invalid. > > Can anyone confirm this is the case or not? What would it even mean to send credentials to a remote host over an AF_INET socket? Kris