From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 02637C433E0 for ; Wed, 29 Jul 2020 19:26:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CB6902082E for ; Wed, 29 Jul 2020 19:26:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=chronox.de header.i=@chronox.de header.b="lHCfd2YG" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726365AbgG2T0b (ORCPT ); Wed, 29 Jul 2020 15:26:31 -0400 Received: from mo4-p00-ob.smtp.rzone.de ([85.215.255.20]:31290 "EHLO mo4-p00-ob.smtp.rzone.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726391AbgG2T0b (ORCPT ); Wed, 29 Jul 2020 15:26:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1596050786; s=strato-dkim-0002; d=chronox.de; h=References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=XsHiVjq90JWhvljrAQsxUaGqLyylaSzk3ZU4RBNsFuM=; b=lHCfd2YGwz9j37EszteieQI+Y53RFyyv6xV6WJlqqVIct8hmPhhqVlTZL1aE9pTrSH tgYh0s3p/A696wTtmG1a3ohdmo5MmuWmEMt1KsEpyz5QhXsSr5Mjw5mH45ucONcefPxw l0W3/DNz9wi+FE9tuXR8zc4GwUozWwkmuUvQ/+H+nWs/yt1lBUKlWJZ8v/nO4BWSuGQm uD2D+i+VkmJWj7HljNykGC3Y86nWXqyT/zPDusiL85BMQ4yqqFeG5/3szO2gEm5oSa41 OSc+D00t9Oxvjwz7RRwlIumLnOScws/uWown+UtS1tFqG1a0F1jGVCPMUKgy2sRtTkz0 Su0Q== X-RZG-AUTH: ":P2ERcEykfu11Y98lp/T7+hdri+uKZK8TKWEqNyiHySGSa9k9xmwdNnzHHXDbLvSf24qr" X-RZG-CLASS-ID: mo00 Received: from positron.chronox.de by smtp.strato.de (RZmta 46.10.5 DYNA|AUTH) with ESMTPSA id y0546bw6TJQLFrz (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Wed, 29 Jul 2020 21:26:21 +0200 (CEST) From: Stephan =?ISO-8859-1?Q?M=FCller?= To: linux-crypto@vger.kernel.org, Elena Petrova Cc: Elena Petrova , Eric Biggers , Ard Biesheuvel , Jeffrey Vander Stoep Subject: Re: [PATCH v4] crypto: af_alg - add extra parameters for DRBG interface Date: Wed, 29 Jul 2020 21:26:20 +0200 Message-ID: <2540335.mvXUDI8C0e@positron.chronox.de> In-Reply-To: <20200729154501.2461888-1-lenaptr@google.com> References: <20200728173603.GD4053562@gmail.com> <20200729154501.2461888-1-lenaptr@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Am Mittwoch, 29. Juli 2020, 17:45:01 CEST schrieb Elena Petrova: Hi Elena, > Extend the user-space RNG interface: > 1. Add entropy input via ALG_SET_DRBG_ENTROPY setsockopt option; > 2. Add additional data input via sendmsg syscall. >=20 > This allows DRBG to be tested with test vectors, for example for the > purpose of CAVP testing, which otherwise isn't possible. >=20 > To prevent erroneous use of entropy input, it is hidden under > CRYPTO_USER_API_CAVP_DRBG config option and requires CAP_SYS_ADMIN to > succeed. >=20 > Signed-off-by: Elena Petrova Acked-by: Stephan M=FCller Ciao Stephan