From patchwork Wed Aug 7 19:51:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alejandro Zeise X-Patchwork-Id: 1970222 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=seagate.com header.i=@seagate.com header.a=rsa-sha256 header.s=stxiport header.b=Tg6dPrAS; dkim=pass (1024-bit key; unprotected) header.d=seagate.com header.i=@seagate.com header.a=rsa-sha256 header.s=selector1 header.b=bWMrHVgC; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4WfLW64YL7z1yfM for ; Thu, 8 Aug 2024 05:55:14 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sbmjb-0006HA-5b; Wed, 07 Aug 2024 15:54:13 -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 1sbmjF-0005jo-QG; Wed, 07 Aug 2024 15:53:51 -0400 Received: from esa.hc4959-67.iphmx.com ([139.138.35.140]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sbmjE-0001yD-5D; Wed, 07 Aug 2024 15:53:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=seagate.com; i=@seagate.com; q=dns/txt; s=stxiport; t=1723060428; x=1754596428; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=dVAAJNGuu3wCMT1tbnINnXtWktD09JxN+M/icRJCpWU=; b=Tg6dPrAS5XfN84bOnWP6SAXH8b8/AoFSH5kg/2XM4AAUpvVzRLlL8Sb9 pdm9THarb1WgvkhJqIInfW6Sge6WEYhhWStSsyGNLnc3Q3rAzdL3DyTQt F20TwSCT2yA6E8jY3E5DbevqpCoIfyNHUXmosWEVhtO5Qcvji+E00/FzX U=; X-CSE-ConnectionGUID: JX5Y9N+XRTCV9Ljz4X2CSw== X-CSE-MsgGUID: R897MPz1TGiP0TMYLyCyZg== Received: from mail-dm3nam02lp2041.outbound.protection.outlook.com (HELO NAM02-DM3-obe.outbound.protection.outlook.com) ([104.47.56.41]) by ob1.hc4959-67.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Aug 2024 12:53:47 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=TMavNLmLuANpF1INu7rzbxfKGIX5kOhtxM1Po0fTb1T+K9H3mfEC2+hywo/oTaYu/nYA4EQ3aHrvGTXw7CdsrjruJRuEjMRI9KVE6FCp9SGNbBIXVukVETWq0oWk7OpbkKz7LsjNYImNTQ3YS/13hMGTjXix92S+3+QSGyOCp9+kmjWKpjWzLr3uZCoVDnJNhKE36qDKFoz5e7vlyJygWOwcEtgPYYpizHgCoFbO/dzmvXmR/O7jyC8fKh3eh5N0wjJx0si9PxG7/iNBr0pSvgmLf1kltfcbsbB/FM2msvNYKLvgCHhg0uW0lmYIg8lXKW42fkKzou3QBzFkFUNrTg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=1pJAr7bJw3o8CypqtrR8n0/poOCIe5m+NKgZ/RgkOFw=; b=OiNQFQU19eR6lHPgcSPtBh7ASq3Y3xfPK8sEaIZqpS36fo/cwhrTNZvWqHTY0kM4+0jFQW/PsVIbqt8nyrFDRmeuUdlYtawi39Vp1eXRPsc1IDCIVbr+LI6Tc5jKCS5smagEdTIbM8GBEBvxSWUjD5bkEZ8i4I7MBSuxd0BwdmeFeP433TW1qpPcPDOLG55jRT4bBDOPEymemqI9DxWWpqN5xJRGURnU+QsxWWd2pZcdi3rkw+aKOZ8nZDOoOlzR6DX57Oln+3I8pblkMQxGKAoVD1p+4lV/knnl04F2GWA3iZYsYR93XTRTMBGLY0QGj9WOpG28FK7iKYZ04Dg7Qw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=softfail (sender ip is 192.55.16.51) smtp.rcpttodomain=nongnu.org smtp.mailfrom=seagate.com; dmarc=fail (p=reject sp=reject pct=100) action=oreject header.from=seagate.com; dkim=none (message not signed); arc=none (0) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=seagate.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=1pJAr7bJw3o8CypqtrR8n0/poOCIe5m+NKgZ/RgkOFw=; b=bWMrHVgCvPJpfgDp2iX93urmzE37FeHEh4QiiC+RPbUYe5SWN2BKpM+jGKOglgvjP8F2mbXl7Ywkp64ONIRL1dNjUqkI8ifAV5zr+HH09M+FrCifA5rS8hFKl6fNgdFKApEsmuRNFEK7vfc174m9lVAQ3fnvyrjioMRMuZDhHSA= Received: from PH7P221CA0060.NAMP221.PROD.OUTLOOK.COM (2603:10b6:510:33c::16) by PH8PR20MB5290.namprd20.prod.outlook.com (2603:10b6:510:1ca::9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7828.26; Wed, 7 Aug 2024 19:53:44 +0000 Received: from CY4PEPF0000EE38.namprd03.prod.outlook.com (2603:10b6:510:33c:cafe::95) by PH7P221CA0060.outlook.office365.com (2603:10b6:510:33c::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7849.14 via Frontend Transport; Wed, 7 Aug 2024 19:53:44 +0000 X-MS-Exchange-Authentication-Results: spf=softfail (sender IP is 192.55.16.51) smtp.mailfrom=seagate.com; dkim=none (message not signed) header.d=none;dmarc=fail action=oreject header.from=seagate.com; Received: from sgspzesaa002.seagate.com (192.55.16.51) by CY4PEPF0000EE38.mail.protection.outlook.com (10.167.242.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7828.19 via Frontend Transport; Wed, 7 Aug 2024 19:53:43 +0000 X-CSE-ConnectionGUID: eu3q7q8lRrSUlhOiwPmBkg== X-CSE-MsgGUID: atTk3cZxQ0SEeXTdVJAu/g== Received: from sgspiesaa002.seagate.com ([10.4.144.53]) by sgspzesaa002.seagate.com with ESMTP; 07 Aug 2024 12:53:32 -0700 X-CSE-ConnectionGUID: w60W210jRxau09DJraI+2A== X-CSE-MsgGUID: PPO1bAamRe+uQp+GGKatwg== X-IronPort-AV: E=Sophos;i="6.09,270,1716274800"; d="scan'208";a="122235460" STX-Internal-Mailhost: TRUE Received: from unknown (HELO cortana..) ([10.4.50.14]) by sgspiesaa002.seagate.com with ESMTP; 07 Aug 2024 12:53:24 -0700 From: Alejandro Zeise To: qemu-arm@nongnu.org Cc: alejandro.zeise@seagate.com, kris.conklin@seagate.com, jonathan.henze@seagate.com, evan.burgess@seagate.com, clg@kaod.org, peter.maydell@linaro.org, berrange@redhat.com, qemu-devel@nongnu.org Subject: [PATCH v4 03/15] crypto/hash-gcrypt: Implement new hash API Date: Wed, 7 Aug 2024 19:51:10 +0000 Message-Id: <20240807195122.2827364-4-alejandro.zeise@seagate.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240807195122.2827364-1-alejandro.zeise@seagate.com> References: <20240807195122.2827364-1-alejandro.zeise@seagate.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EE38:EE_|PH8PR20MB5290:EE_ X-MS-Office365-Filtering-Correlation-Id: 36d4e859-433d-4ebc-a071-08dcb71aa4a6 STX-Hosted-IronPort-Oubound: True X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|82310400026|36860700013|376014|1800799024; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:192.55.16.51; CTRY:SG; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:sgspzesaa002.seagate.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(82310400026)(36860700013)(376014)(1800799024); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: seagate.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Aug 2024 19:53:43.1840 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 36d4e859-433d-4ebc-a071-08dcb71aa4a6 X-MS-Exchange-CrossTenant-Id: d466216a-c643-434a-9c2e-057448c17cbe X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=d466216a-c643-434a-9c2e-057448c17cbe; Ip=[192.55.16.51]; Helo=[sgspzesaa002.seagate.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000EE38.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH8PR20MB5290 Received-SPF: pass client-ip=139.138.35.140; envelope-from=alejandro.zeise@seagate.com; helo=esa.hc4959-67.iphmx.com X-Spam_score_int: -44 X-Spam_score: -4.5 X-Spam_bar: ---- X-Spam_report: (-4.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.144, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org 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); + } + + return 0; +} + +static +int qcrypto_gcrypt_hash_finalize(QCryptoHash *hash, + uint8_t **result, + size_t *result_len, + Error **errp) +{ + unsigned char *digest; + int ret = 0; + gcry_md_hd_t *ctx = hash->opaque; + + *result_len = gcry_md_get_algo_dlen(qcrypto_hash_alg_map[hash->alg]); + if (*result_len == 0) { + error_setg(errp, "%s", + "Unable to get hash length"); + ret = -1; + } else { + *result = g_new(uint8_t, *result_len); + + /* Digest is freed by gcry_md_close(), copy it */ + digest = gcry_md_read(*ctx, 0); + memcpy(*result, digest, *result_len); + } + + return ret; +} QCryptoHashDriver qcrypto_hash_lib_driver = { .hash_bytesv = qcrypto_gcrypt_hash_bytesv, + .hash_new = qcrypto_gcrypt_hash_new, + .hash_update = qcrypto_gcrypt_hash_update, + .hash_finalize = qcrypto_gcrypt_hash_finalize, + .hash_free = qcrypto_gcrypt_hash_free, };