From patchwork Wed Jan 27 12:33:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Berger X-Patchwork-Id: 12049983 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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 8F14FC433E6 for ; Wed, 27 Jan 2021 12:38:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4F5B3207A0 for ; Wed, 27 Jan 2021 12:38:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343607AbhA0Mh6 (ORCPT ); Wed, 27 Jan 2021 07:37:58 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:21240 "EHLO mx0b-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343521AbhA0Mex (ORCPT ); Wed, 27 Jan 2021 07:34:53 -0500 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 10RCVPdf155394; Wed, 27 Jan 2021 07:34:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=190U7YO5U37cBKzA+7A2pZbX+zJ2W+2fQfdGyg1LzAc=; b=s6x+wREz+wUYVKnUHSRXs6omQwDKVjFbWYdKx/c8PC6NmjOVY3mHqfHKsB3eWpVN8nW1 ncTiYcy0mqB1OKMZCAnZKVSn7hMYNlUZVBP9sabD9LKLhovhyrKwa3SEa8YcEEPW1mzX RNQfrH1kZgJ6mKY3JDUHaXrg9LWEzXREtyZrdS/Ag6Qs8R32biDV7nxS1i2hXMMe919f HuPwZjcq5stjZt73pdSvoahyAajUvl/HdCIxkEKdNTbPwnKUaDBzlp6pt5+QXyNY0r17 OUwZDlem19AxjQVjvL29uKANCc3P/cDlOzQ1ZJkccHqnJMd24ltmHp0+owmswj3YMmNV sA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 36b5t43vty-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Jan 2021 07:34:00 -0500 Received: from m0127361.ppops.net (m0127361.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 10RCVZ15155770; Wed, 27 Jan 2021 07:33:59 -0500 Received: from ppma03dal.us.ibm.com (b.bd.3ea9.ip4.static.sl-reverse.com [169.62.189.11]) by mx0a-001b2d01.pphosted.com with ESMTP id 36b5t43vsp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Jan 2021 07:33:59 -0500 Received: from pps.filterd (ppma03dal.us.ibm.com [127.0.0.1]) by ppma03dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 10RCWdqY010801; Wed, 27 Jan 2021 12:33:56 GMT Received: from b03cxnp07029.gho.boulder.ibm.com (b03cxnp07029.gho.boulder.ibm.com [9.17.130.16]) by ppma03dal.us.ibm.com with ESMTP id 368be9ckhk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 27 Jan 2021 12:33:56 +0000 Received: from b03ledav002.gho.boulder.ibm.com (b03ledav002.gho.boulder.ibm.com [9.17.130.233]) by b03cxnp07029.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 10RCXtO527918648 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 27 Jan 2021 12:33:55 GMT Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6C037136055; Wed, 27 Jan 2021 12:33:55 +0000 (GMT) Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B3194136059; Wed, 27 Jan 2021 12:33:54 +0000 (GMT) Received: from sbct-3.pok.ibm.com (unknown [9.47.158.153]) by b03ledav002.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 27 Jan 2021 12:33:54 +0000 (GMT) From: Stefan Berger To: dhowells@redhat.com, keyrings@vger.kernel.org Cc: linux-kernel@vger.kernel.org, herbert@gondor.apana.org.au, davem@davemloft.net, linux-crypto@vger.kernel.org, patrick@puiterwijk.org, Stefan Berger Subject: [PATCH v3 3/3] x509: Add support for NIST p192 keys in certificates and akcipher Date: Wed, 27 Jan 2021 07:33:50 -0500 Message-Id: <20210127123350.817593-4-stefanb@linux.vnet.ibm.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210127123350.817593-1-stefanb@linux.vnet.ibm.com> References: <20210127123350.817593-1-stefanb@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.343,18.0.737 definitions=2021-01-27_05:2021-01-27,2021-01-27 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 bulkscore=0 phishscore=0 adultscore=0 clxscore=1015 suspectscore=0 lowpriorityscore=0 mlxscore=0 mlxlogscore=999 priorityscore=1501 malwarescore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101270067 Precedence: bulk List-ID: X-Mailing-List: keyrings@vger.kernel.org From: Stefan Berger Add support for NIST p192 keys in x509 certificates and support it in 'akcipher'. Signed-off-by: Stefan Berger --- crypto/asymmetric_keys/public_key.c | 3 ++ crypto/asymmetric_keys/x509_cert_parser.c | 1 + crypto/ecc.c | 36 ++++++++++++++++++++++- include/linux/oid_registry.h | 1 + 4 files changed, 40 insertions(+), 1 deletion(-) diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c index 0fcbaec0ded0..bb4a7cc0e3c8 100644 --- a/crypto/asymmetric_keys/public_key.c +++ b/crypto/asymmetric_keys/public_key.c @@ -98,6 +98,9 @@ int software_key_determine_akcipher(const char *encoding, oid = look_up_OID(pkey->params + 2, pkey->paramlen - 2); switch (oid) { + case OID_id_prime192v1: + strcpy(alg_name, "nist_p192"); + return 0; case OID_id_prime256v1: strcpy(alg_name, "nist_p256"); return 0; diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c index 50f6ecc70d8b..5ff891f8235d 100644 --- a/crypto/asymmetric_keys/x509_cert_parser.c +++ b/crypto/asymmetric_keys/x509_cert_parser.c @@ -505,6 +505,7 @@ int x509_extract_key_data(void *context, size_t hdrlen, case OID_sm2: ctx->cert->pub->pkey_algo = "sm2"; break; + case OID_id_prime192v1: case OID_id_prime256v1: ctx->cert->pub->pkey_algo = "ecdsa"; break; diff --git a/crypto/ecc.c b/crypto/ecc.c index 98577ed99aaf..0690c37f74e3 100644 --- a/crypto/ecc.c +++ b/crypto/ecc.c @@ -1813,13 +1813,47 @@ static struct akcipher_alg ecc_nist_p256 = { }, }; +static unsigned int ecc_nist_p192_max_size(struct crypto_akcipher *tfm) +{ + return NIST_P192_KEY_SIZE; +} + +static int ecc_nist_p192_init_tfm(struct crypto_akcipher *tfm) +{ + struct ecc_ctx *ctx = akcipher_tfm_ctx(tfm); + + return ecc_ec_ctx_init(ctx, ECC_CURVE_NIST_P192); +} + +static struct akcipher_alg ecc_nist_p192 = { + .verify = ecdsa_verify, + .set_pub_key = ecc_set_pub_key, + .max_size = ecc_nist_p192_max_size, + .init = ecc_nist_p192_init_tfm, + .exit = ecc_exit_tfm, + .base = { + .cra_name = "nist_p192", + .cra_driver_name = "ecc-nist-p192", + .cra_priority = 100, + .cra_module = THIS_MODULE, + .cra_ctxsize = sizeof(struct ecc_ctx), + }, +}; + static int ecc_init(void) { - return crypto_register_akcipher(&ecc_nist_p256); + int ret; + + ret = crypto_register_akcipher(&ecc_nist_p256); + if (ret) + return ret; + + return crypto_register_akcipher(&ecc_nist_p192); } static void ecc_exit(void) { + crypto_unregister_akcipher(&ecc_nist_p192); crypto_unregister_akcipher(&ecc_nist_p256); } diff --git a/include/linux/oid_registry.h b/include/linux/oid_registry.h index 9060f19c80eb..e8071133d0e2 100644 --- a/include/linux/oid_registry.h +++ b/include/linux/oid_registry.h @@ -21,6 +21,7 @@ enum OID { OID_id_dsa, /* 1.2.840.10040.4.1 */ OID_id_ecdsa_with_sha1, /* 1.2.840.10045.4.1 */ OID_id_ecPublicKey, /* 1.2.840.10045.2.1 */ + OID_id_prime192v1, /* 1.2.840.10045.3.1.1 */ OID_id_prime256v1, /* 1.2.840.10045.3.1.7 */ OID_id_ecdsa_with_sha224, /* 1.2.840.10045.4.3.1 */ OID_id_ecdsa_with_sha256, /* 1.2.840.10045.4.3.2 */