From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [patch 02/15] ppp_mppe: add PPP MPPE encryption module Date: Mon, 20 Jun 2005 18:45:18 -0400 Message-ID: <42B746FE.60504@pobox.com> References: <200506202231.j5KMVpfS024640@shell0.pdx.osdl.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Matt_Domsch-8PEkshWhKlo@public.gmane.org, Brice.Goglin-vYW+cPY1g1pg9hUCZPvPmw@public.gmane.org, james.cameron-VXdhtT5mjnY@public.gmane.org, pptpclient-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: To: akpm-3NddpPZAyC0@public.gmane.org In-Reply-To: <200506202231.j5KMVpfS024640-bipKiLWnuIsyyg0EjBt7GtHuzzzSOjJt@public.gmane.org> Sender: pptpclient-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: pptpclient-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: List-Id: netdev.vger.kernel.org akpm-3NddpPZAyC0@public.gmane.org wrote: > From: Matt Domsch > > The patch below implements the Microsoft Point-to-Point Encryption method > as a PPP compressor/decompressor. This is necessary for Linux clients and > servers to interoperate with Microsoft Point-to-Point Tunneling Protocol > (PPTP) servers (either Microsoft PPTP servers or the poptop project) which > use MPPE to encrypt data when creating a VPN. > > This patch differs from the kernel_ppp_mppe DKMS pacakge at > pptpclient.sourceforge.net by utilizing the kernel crypto routines rather > than providing its own SHA1 and arcfour implementations. > > Minor changes to ppp_generic.c try to prevent a link from disabling > compression (in our case, the encryption) after it has started using > compression (encryption). > > Feedback to please. > > Signed-off-by: Matt Domsch > Cc: James Cameron > Cc: "David S. Miller" > Signed-off-by: Brice Goglin > Signed-off-by: Andrew Morton I'll review this, but ppp stuff really needs to go Paul MacKerras... Jeff ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! Get everything you need to get up to speed, fast. http://ads.osdn.com/?ad_id=7477&alloc_id=16492&op=click