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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 8CE25C07E99 for ; Mon, 12 Jul 2021 13:29:24 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 34808610CB for ; Mon, 12 Jul 2021 13:29:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 34808610CB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:57612 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m2vzu-0002nE-T9 for qemu-devel@archiver.kernel.org; Mon, 12 Jul 2021 09:29:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47134) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m2vcf-0004rh-TP for qemu-devel@nongnu.org; Mon, 12 Jul 2021 09:05:25 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:57947) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m2vcZ-0006Wx-Fo for qemu-devel@nongnu.org; Mon, 12 Jul 2021 09:05:21 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1626095114; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=QNgYwaGsh8Ek+Kwq2EAytYQz/a0GH2k1+bLKORLyXAs=; b=BbKmuHeM7vD/rhO5kG3+Yaiau94pIzJcl5Z6uZK+fiOyr/zGey68Epm5AplKJLtIBdqgmd WQgEEgWzCcGeE5MPga+LqEQvtfvSgvbbhw1b+i/S36uD6Sp+/gvI6ThL81PmN/n9Ee2LIe dEgC7p6EE8PfEz00ZD3W/KTZWyb4Cus= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-446-itvWoim9OtCxf3DcqePI3Q-1; Mon, 12 Jul 2021 09:05:12 -0400 X-MC-Unique: itvWoim9OtCxf3DcqePI3Q-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CBE5318414A1; Mon, 12 Jul 2021 13:05:11 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-114-105.ams2.redhat.com [10.36.114.105]) by smtp.corp.redhat.com (Postfix) with ESMTP id 322CB5C1D1; Mon, 12 Jul 2021 13:05:08 +0000 (UTC) From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 13/22] crypto: introduce build system for gnutls crypto backend Date: Mon, 12 Jul 2021 14:02:14 +0100 Message-Id: <20210712130223.1825930-14-berrange@redhat.com> In-Reply-To: <20210712130223.1825930-1-berrange@redhat.com> References: <20210712130223.1825930-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.699, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Eduardo Otubo , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Juan Quintela , Jason Wang , "Dr. David Alan Gilbert" , Markus Armbruster , Gerd Hoffmann , Jiri Pirko , Eric Blake Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This introduces the build logic needed to decide whether we can use gnutls as a crypto driver backend. The actual implementations will be introduced in following patches. We only wish to use gnutls if it has version 3.6.14 or newer, because that is what finally brings HW accelerated AES-XTS mode for x86_64. Reviewed-by: Eric Blake Signed-off-by: Daniel P. Berrangé --- meson.build | 36 ++++++++++++++++++++++++++++++++---- 1 file changed, 32 insertions(+), 4 deletions(-) diff --git a/meson.build b/meson.build index cc08561fbd..29fcbbe81f 100644 --- a/meson.build +++ b/meson.build @@ -820,11 +820,34 @@ if 'CONFIG_OPENGL' in config_host endif gnutls = not_found +gnutls_crypto = not_found if not get_option('gnutls').auto() or have_system - gnutls = dependency('gnutls', version: '>=3.5.18', - method: 'pkg-config', - required: get_option('gnutls'), - kwargs: static_kwargs) + # For general TLS support our min gnutls matches + # that implied by our platform support matrix + # + # For the crypto backends, we look for a newer + # gnutls: + # + # Version 3.6.8 is needed to get XTS + # Version 3.6.13 is needed to get PBKDF + # Version 3.6.14 is needed to get HW accelerated XTS + # + # If newer enough gnutls isn't available, we can + # still use a different crypto backend to satisfy + # the platform support requirements + gnutls_crypto = dependency('gnutls', version: '>=3.6.14', + method: 'pkg-config', + required: get_option('gnutls'), + kwargs: static_kwargs) + if gnutls_crypto.found() + gnutls = gnutls_crypto + else + # Our min version if all we need is TLS + gnutls = dependency('gnutls', version: '>=3.5.18', + method: 'pkg-config', + required: get_option('gnutls'), + kwargs: static_kwargs) + endif endif # Gcrypt has priority over nettle @@ -856,6 +879,9 @@ if (not get_option('nettle').auto() or have_system) and not gcrypt.found() xts = 'private' endif endif +if gcrypt.found() or nettle.found() + gnutls_crypto = not_found +endif gtk = not_found gtkx11 = not_found @@ -1240,6 +1266,7 @@ config_host_data.set('CONFIG_XKBCOMMON', xkbcommon.found()) config_host_data.set('CONFIG_KEYUTILS', keyutils.found()) config_host_data.set('CONFIG_GETTID', has_gettid) config_host_data.set('CONFIG_GNUTLS', gnutls.found()) +config_host_data.set('CONFIG_GNUTLS_CRYPTO', gnutls_crypto.found()) config_host_data.set('CONFIG_GCRYPT', gcrypt.found()) config_host_data.set('CONFIG_NETTLE', nettle.found()) config_host_data.set('CONFIG_QEMU_PRIVATE_XTS', xts == 'private') @@ -2961,6 +2988,7 @@ summary(summary_info, bool_yn: true, section: 'Block layer support') summary_info = {} summary_info += {'TLS priority': config_host['CONFIG_TLS_PRIORITY']} summary_info += {'GNUTLS support': gnutls.found()} +summary_info += {'GNUTLS crypto': gnutls_crypto.found()} # TODO: add back version summary_info += {'libgcrypt': gcrypt.found()} # TODO: add back version -- 2.31.1