From: Herbert Xu Subject: Re: algif for compression? Date: Thu, 3 Apr 2014 20:41:36 +0800 Message-ID: <20140403124136.GA32279@gondor.apana.org.au> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-crypto@vger.kernel.org To: Dan Streetman Return-path: Received: from ringil.hengli.com.au ([178.18.16.133]:53869 "EHLO ringil.hengli.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751655AbaDCMlk (ORCPT ); Thu, 3 Apr 2014 08:41:40 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-crypto-owner@vger.kernel.org List-ID: Dan Streetman wrote: > I see the algif_hash and algif_blkcipher implementations to allow > userspace AF_ALG socket access to kernel blkcipher and hash > algorithms, but has anyone done a algif_compression to allow userspace > access to compression algs? I'm asking specifically wrt the 842 > crypto module, which uses the hardware compression coprocessors on > newer powerpc systems. > > If not, is there any reason against adding a algif_compression to > provide the access? For a start nx-842 isn't even hooked into the crypto layer so there is no chance of exporting it through algif as is. There is no reason why you couldn't add it of course but that'd be a first step. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt