From: Joy Latten Subject: Re: AES with CTS Mode Date: Wed, 16 Jan 2008 16:13:57 -0600 Message-ID: <1200521637.13706.9.camel@faith.austin.ibm.com> References: <4d569c330801151228o1cf32b2dn6f6e49922b1036e9@mail.gmail.com> <1200517999.13706.6.camel@faith.austin.ibm.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: linux-crypto@vger.kernel.org To: Kevin Coffman Return-path: Received: from e36.co.us.ibm.com ([32.97.110.154]:51447 "EHLO e36.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754474AbYAPWPs (ORCPT ); Wed, 16 Jan 2008 17:15:48 -0500 Received: from d03relay02.boulder.ibm.com (d03relay02.boulder.ibm.com [9.17.195.227]) by e36.co.us.ibm.com (8.13.8/8.13.8) with ESMTP id m0GMFkeI027913 for ; Wed, 16 Jan 2008 17:15:46 -0500 Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by d03relay02.boulder.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m0GMFhYY099812 for ; Wed, 16 Jan 2008 15:15:45 -0700 Received: from d03av03.boulder.ibm.com (loopback [127.0.0.1]) by d03av03.boulder.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m0GMFhI1004553 for ; Wed, 16 Jan 2008 15:15:43 -0700 In-Reply-To: <1200517999.13706.6.camel@faith.austin.ibm.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: On Wed, 2008-01-16 at 15:13 -0600, Joy Latten wrote: > On Tue, 2008-01-15 at 15:28 -0500, Kevin Coffman wrote: > > Hello, > > I need to implement AES with CTS mode for NFSv4 (rfc3962 & rfc4121). > > > > I have implemented CTS starting with a copy of CBC (crypto/cbc.c), > > since CTS is the same as CBC except for the last two blocks. > > > I am not sure I understand, but couldn't you use the CTS in cryptoapi? > Oops!! I was thinking of CTR!! My apologies for any confusion. :-) Joy