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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 9AE7FC3DA4A for ; Thu, 8 Aug 2024 17:05:58 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sc6aA-00014Z-15; Thu, 08 Aug 2024 13:05:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sc6a8-0000xJ-9h for qemu-devel@nongnu.org; Thu, 08 Aug 2024 13:05:44 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sc6a6-0004Xs-MH for qemu-devel@nongnu.org; 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Thu, 8 Aug 2024 17:05:36 +0000 (UTC) Received: from redhat.com (unknown [10.42.28.163]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1DBE41956052; Thu, 8 Aug 2024 17:05:32 +0000 (UTC) Date: Thu, 8 Aug 2024 18:05:29 +0100 From: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= To: Alejandro Zeise Cc: qemu-arm@nongnu.org, kris.conklin@seagate.com, jonathan.henze@seagate.com, evan.burgess@seagate.com, clg@kaod.org, peter.maydell@linaro.org, qemu-devel@nongnu.org Subject: Re: [PATCH v4 03/15] crypto/hash-gcrypt: Implement new hash API Message-ID: References: <20240807195122.2827364-1-alejandro.zeise@seagate.com> <20240807195122.2827364-4-alejandro.zeise@seagate.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240807195122.2827364-4-alejandro.zeise@seagate.com> User-Agent: Mutt/2.2.12 (2023-09-09) X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 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: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.141, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Daniel =?utf-8?B?UC4gQmVycmFuZ8Op?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Aug 07, 2024 at 07:51:10PM +0000, Alejandro Zeise wrote: > Implements the new hashing API in the gcrypt hash driver. > Supports creating/destroying a context, updating the context > with input data and obtaining an output hash. > > Signed-off-by: Alejandro Zeise > --- > crypto/hash-gcrypt.c | 79 ++++++++++++++++++++++++++++++++++++++++++++ > 1 file changed, 79 insertions(+) > > diff --git a/crypto/hash-gcrypt.c b/crypto/hash-gcrypt.c > index 829e48258d..e05511cafa 100644 > --- a/crypto/hash-gcrypt.c > +++ b/crypto/hash-gcrypt.c > @@ -1,6 +1,7 @@ > /* > * QEMU Crypto hash algorithms > * > + * Copyright (c) 2024 Seagate Technology LLC and/or its Affiliates > * Copyright (c) 2016 Red Hat, Inc. > * > * This library is free software; you can redistribute it and/or > @@ -110,7 +111,85 @@ qcrypto_gcrypt_hash_bytesv(QCryptoHashAlgorithm alg, > return -1; > } > > +static > +QCryptoHash *qcrypto_gcrypt_hash_new(QCryptoHashAlgorithm alg, Error **errp) > +{ > + QCryptoHash *hash = NULL; > + > + if (!qcrypto_hash_supports(alg)) { > + error_setg(errp, > + "Unknown hash algorithm %d", > + alg); > + } else { > + hash = g_new(QCryptoHash, 1); > + hash->alg = alg; > + hash->opaque = g_new(gcry_md_hd_t, 1); > + > + gcry_md_open((gcry_md_hd_t *) hash->opaque, qcrypto_hash_alg_map[alg], 0); > + } > + > + return hash; > +} > + > +static > +void qcrypto_gcrypt_hash_free(QCryptoHash *hash) > +{ > + gcry_md_hd_t *ctx = hash->opaque; > + > + if (ctx) { > + gcry_md_close(*ctx); > + g_free(ctx); > + } > + > + g_free(hash); > +} > + > + > +static > +int qcrypto_gcrypt_hash_update(QCryptoHash *hash, > + const struct iovec *iov, > + size_t niov, > + Error **errp) > +{ > + gcry_md_hd_t *ctx = hash->opaque; > + > + for (int i = 0; i < niov; i++) { > + gcry_md_write(*ctx, iov[i].iov_base, iov[i].iov_len); int ret = gcry_md_write(*ctx, iov[i].iov_base, iov[i].iov_len); if (ret != 0) { error_setg(....) return -1; } 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 :|