From: David Miller Subject: Re: [PATCH 2/4] crypto: af_alg - User-space interface for Crypto API Date: Thu, 04 Nov 2010 12:23:03 -0700 (PDT) Message-ID: <20101104.122303.112611302.davem@davemloft.net> References: <20101104173456.GA1321@gondor.apana.org.au> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: linux-crypto@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: herbert@gondor.apana.org.au Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:45556 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751849Ab0KDTWj (ORCPT ); Thu, 4 Nov 2010 15:22:39 -0400 In-Reply-To: Sender: linux-crypto-owner@vger.kernel.org List-ID: From: Herbert Xu Date: Thu, 04 Nov 2010 12:36:19 -0500 > crypto: af_alg - User-space interface for Crypto API > > This patch creates the backbone of the user-space interface for > the Crypto API, through a new socket family AF_ALG. > > Each session corresponds to one or more connections obtained from > that socket. The number depends on the number of inputs/outputs > of that particular type of operation. For most types there will > be a s ingle connection/file descriptor that is used for both input > and output. AEAD is one of the few that require two inputs. > > Each algorithm type will provide its own implementation that plugs > into af_alg. They're keyed using a string such as "skcipher" or > "hash". > > IOW this patch only contains the boring bits that is required > to hold everything together. > > Thakns to Miloslav Trmac for reviewing this and contributing > fixes and improvements. > > Signed-off-by: Herbert Xu Acked-by: David S. Miller