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[209.51.188.17]) by mx.google.com with ESMTPS id iv11-20020ad45ceb000000b0045637043d9esi207821qvb.538.2022.04.27.01.44.18 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Wed, 27 Apr 2022 01:44:19 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@redhat.com header.s=mimecast20190719 header.b=NWEW76Ef; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:46426 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1njdHW-0005VT-DY for alex.bennee@linaro.org; Wed, 27 Apr 2022 04:44:18 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34382) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1njdGI-00053T-D6 for qemu-arm@nongnu.org; Wed, 27 Apr 2022 04:43:04 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:40120) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1njdGF-0007Lo-Es for qemu-arm@nongnu.org; Wed, 27 Apr 2022 04:43:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1651048977; h=from:from:reply-to: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=IWuRpfkiVDKQL10C62MYbue5OOQF/b4iH3iyGS7/XG0=; b=NWEW76EfCPOiP4lXCJfwiB0B3XjyTM64zx9mVdeqCs0wEuGNMut/TBQbT5ZO78lSwpFAf5 2qdAiqdnrS1l5HWRPTjMG0rhWG4eUaqmKZQI1zoA+d/79s8kkiVgYXM7JCMJ8gOwxQdWqh 1sE43IYByPSJcPy/19Uhl8x7YYmQ0xI= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-262-uqGaBIjjN12iFf4HZ-RskA-1; Wed, 27 Apr 2022 04:42:53 -0400 X-MC-Unique: uqGaBIjjN12iFf4HZ-RskA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 081121014A69; Wed, 27 Apr 2022 08:42:53 +0000 (UTC) Received: from redhat.com (unknown [10.33.36.193]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 0BF7BC50941; Wed, 27 Apr 2022 08:42:51 +0000 (UTC) Date: Wed, 27 Apr 2022 09:42:49 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: LABBE Corentin Subject: Re: [PATCH] hw/crypto: add Allwinner sun4i-ss crypto device Message-ID: References: <20220410191238.760733-1-clabbe@baylibre.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/2.1.5 (2021-12-30) X-Scanned-By: MIMEDefang 2.85 on 10.11.54.8 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: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Cc: b.galvani@gmail.com, Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: C8ruGO9J47DQ On Wed, Apr 27, 2022 at 10:34:24AM +0200, LABBE Corentin wrote: > Le Mon, Apr 25, 2022 at 03:29:32PM +0100, Daniel P. Berrangé a écrit : > > On Mon, Apr 25, 2022 at 03:03:11PM +0200, LABBE Corentin wrote: > > > diff --git a/crypto/hash-nettle.c b/crypto/hash-nettle.c > > > index 1ca1a41062..b9342b4fe1 100644 > > > --- a/crypto/hash-nettle.c > > > +++ b/crypto/hash-nettle.c > > > @@ -26,10 +26,22 @@ > > > #include > > > #include > > > > > > +#ifndef nettle_sha256_compress > > > +#define nettle_sha256_compress _nettle_sha256_compress > > > +void _nettle_sha256_compress(uint32_t *state, const uint8_t *input, const uint32_t *k); > > > +#endif > > > + > > > +#ifndef nettle_sha512_compress > > > +#define nettle_sha512_compress _nettle_sha512_compress > > > +void _nettle_sha512_compress(uint32_t *state, const uint8_t *input, const uint32_t *k); > > > +#endif > > > > The 'nettle_sha256_compress' function doesn't exist in any header file > > from nettle that I've looked at. > > > > The '_nettle_sha256_compress' function exists as a symbol in the .so > > library, but it is clearly not intended for public usage: > > > > $ nm -a -D /usr/lib64/libnettle.so | grep sha256_compress > > 0000000000027730 T _nettle_sha256_compress@@NETTLE_INTERNAL_8_4 > > > > So this #define magic is definitely not something we can do. > > > > IOW, unless I'm missing something, I don't think we can even > > use nettle for your desired goal, which leaves us no impl at > > all. > > sha256 is only necessary for the upcomming sun8i-ce, so it do not block sun4i-ss. > I try to contact nettle to add necessary headers. > > So for sun4i-ss, what do you think about my qcrypto_nettle_compress implementation ? It is reasonable in general. With regards, Daniel -- |: https://berrange.com -o- https://www.flickr.com/photos/dberrange :| |: https://libvirt.org -o- https://fstop138.berrange.com :| |: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|