From: Joy Latten Subject: Re: AES with CTS Mode Date: Wed, 16 Jan 2008 15:13:19 -0600 Message-ID: <1200517999.13706.6.camel@faith.austin.ibm.com> References: <4d569c330801151228o1cf32b2dn6f6e49922b1036e9@mail.gmail.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 e2.ny.us.ibm.com ([32.97.182.142]:34886 "EHLO e2.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750858AbYAPVPH (ORCPT ); Wed, 16 Jan 2008 16:15:07 -0500 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e2.ny.us.ibm.com (8.13.8/8.13.8) with ESMTP id m0GLF5Q3032382 for ; Wed, 16 Jan 2008 16:15:05 -0500 Received: from d01av03.pok.ibm.com (d01av03.pok.ibm.com [9.56.224.217]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v8.7) with ESMTP id m0GLF6wC178968 for ; Wed, 16 Jan 2008 16:15:06 -0500 Received: from d01av03.pok.ibm.com (loopback [127.0.0.1]) by d01av03.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m0GLF5hb009094 for ; Wed, 16 Jan 2008 16:15:05 -0500 In-Reply-To: <4d569c330801151228o1cf32b2dn6f6e49922b1036e9@mail.gmail.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: 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? regards, Joy