From owner-freebsd-net@FreeBSD.ORG Fri Mar 19 08:00:59 2010 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AC260106566C for ; Fri, 19 Mar 2010 08:00:59 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-gx0-f214.google.com (mail-gx0-f214.google.com [209.85.217.214]) by mx1.freebsd.org (Postfix) with ESMTP id 669B18FC1A for ; Fri, 19 Mar 2010 08:00:59 +0000 (UTC) Received: by gxk6 with SMTP id 6so1917073gxk.14 for ; Fri, 19 Mar 2010 01:00:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:sender:received:in-reply-to :references:date:x-google-sender-auth:message-id:subject:from:to:cc :content-type; bh=S6XvgC8D4p2sQDjCcaZjRhrrKlOw66LQVgyyyfwfpDI=; b=vDNQxCWqruw8EeBbjHL8SboXsd3V89flXp06C15nNnh5Emj4HYzqJfH69RMOyXdZHB 3xr5mPxBMo4zJSbmTkuz+n0OJVUrIJaWm+/DDTnKeiIALA6OnoMWUzJfnc9UmwI5Lqu+ 6Zoe3TfwnKrlC9HzevMeAx7p4D316jbs0Y7l8= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; b=a/2RD4muhyUBGwHEL0YxsFBu7t964n3TQJp4O8UveJzyq5LPeWqqizOZPoFNoPgxXv dwKRklkvORI76xfw6N71zRmZSaTWyo01NyDLqdZCao0Iz3UwxdhCuQmZopBLW6T9QarU WvTLW3wAbpNkdhuUtnkSU14ebaD18VSDkv6Zs= MIME-Version: 1.0 Sender: adrian.chadd@gmail.com Received: by 10.91.58.1 with SMTP id l1mr143852agk.104.1268984010426; Fri, 19 Mar 2010 00:33:30 -0700 (PDT) In-Reply-To: <201002062339.42721.bschmidt@techwires.net> References: <201002040915.04470.bschmidt@techwires.net> <4B6DE57F.7060104@errno.com> <201002062339.42721.bschmidt@techwires.net> Date: Fri, 19 Mar 2010 15:33:30 +0800 X-Google-Sender-Auth: ad9ea7fa38aa7ee3 Message-ID: From: Adrian Chadd To: Bernhard Schmidt Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-net@freebsd.org Subject: Re: Software TKIP group rekeying and phase1 issue X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Mar 2010 08:00:59 -0000 On 7 February 2010 06:39, Bernhard Schmidt wrote: >> Have you looked at other implementations? > > Doing that for all keys is probably right, have to test that. > > I did look at other implementation, they do zero out (tkip_ctx *)ctx inside > tkip_setkey() and restore part of its content from the key, which has the side > effect that rx_phase1_done also zero. No one handles that case intentionally. Did you get any further with this? Adrian