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=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 A8BA8C76186 for ; Wed, 17 Jul 2019 10:28:07 +0000 (UTC) Received: from dpdk.org (dpdk.org [92.243.14.124]) by mail.kernel.org (Postfix) with ESMTP id 49B15217F9 for ; Wed, 17 Jul 2019 10:28:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 49B15217F9 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=dev-bounces@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 803B71D9E; Wed, 17 Jul 2019 12:28:06 +0200 (CEST) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by dpdk.org (Postfix) with ESMTP id 282362AB for ; Wed, 17 Jul 2019 12:28:05 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Jul 2019 03:28:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,274,1559545200"; d="scan'208";a="167926108" Received: from fmsmsx105.amr.corp.intel.com ([10.18.124.203]) by fmsmga008.fm.intel.com with ESMTP; 17 Jul 2019 03:28:04 -0700 Received: from hasmsx107.ger.corp.intel.com (10.184.198.27) by FMSMSX105.amr.corp.intel.com (10.18.124.203) with Microsoft SMTP Server (TLS) id 14.3.439.0; Wed, 17 Jul 2019 03:28:03 -0700 Received: from HASMSX109.ger.corp.intel.com ([169.254.3.134]) by hasmsx107.ger.corp.intel.com ([169.254.2.129]) with mapi id 14.03.0439.000; Wed, 17 Jul 2019 13:28:02 +0300 From: "Kusztal, ArkadiuszX" To: Shally Verma , "dev@dpdk.org" CC: "akhil.goyal@nxp.com" , "Trahe, Fiona" Thread-Topic: [EXT] [PATCH v3 10/11] test: add pkcs1_5 padding simulation Thread-Index: AQHVPAfKp1YkdwYyLkSzEmLciaQxuqbOaMSAgAAzhFA= Date: Wed, 17 Jul 2019 10:28:01 +0000 Message-ID: <06EE24DD0B19E248B53F6DC8657831551B280929@hasmsx109.ger.corp.intel.com> References: <20190716185304.12592-1-arkadiuszx.kusztal@intel.com> <20190716185304.12592-11-arkadiuszx.kusztal@intel.com> In-Reply-To: Accept-Language: pl-PL, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.0.600.7 dlp-reaction: no-action x-originating-ip: [10.184.70.11] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [EXT] [PATCH v3 10/11] test: add pkcs1_5 padding simulation X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" > -----Original Message----- > From: Shally Verma [mailto:shallyv@marvell.com] > Sent: Wednesday, July 17, 2019 12:23 PM > To: Kusztal, ArkadiuszX ; dev@dpdk.org > Cc: akhil.goyal@nxp.com; Trahe, Fiona > Subject: RE: [EXT] [PATCH v3 10/11] test: add pkcs1_5 padding simulation >=20 >=20 >=20 > > -----Original Message----- > > From: Arek Kusztal > > Sent: Wednesday, July 17, 2019 12:23 AM > > To: dev@dpdk.org > > Cc: akhil.goyal@nxp.com; fiona.trahe@intel.com; Shally Verma > > ; Arek Kusztal > > Subject: [EXT] [PATCH v3 10/11] test: add pkcs1_5 padding simulation > > > > External Email > > > > ---------------------------------------------------------------------- > > This patch adds function to simulate pkcs1_5 padding, it serves > > nothing else than example. It provides no security and should not be > > used in security context. > > > > Signed-off-by: Arek Kusztal > > --- > [Shally] Sorry did not get context of this test. Is it to describe > PADDING_NONE? Yes, it helps to show workflow of PADDING_NONE case selected. >=20 > > app/test/test_cryptodev_asym_util.h | 54 > > +++++++++++++++++++++++++++++++++++++ > > 1 file changed, 54 insertions(+) > > > > diff --git a/app/test/test_cryptodev_asym_util.h > > b/app/test/test_cryptodev_asym_util.h > > index b3d9fb4..f984166 100644 > > --- a/app/test/test_cryptodev_asym_util.h > > +++ b/app/test/test_cryptodev_asym_util.h > > @@ -1,10 +1,64 @@ > > /* SPDX-License-Identifier: BSD-3-Clause > > * Copyright(c) 2018 Cavium Networks > > + * Copyright (c) 2019 Intel Corporation > > */ > > > > #ifndef TEST_CRYPTODEV_ASYM_TEST_UTIL_H__ #define > > TEST_CRYPTODEV_ASYM_TEST_UTIL_H__ > > > > +/* > > + * Two functions below simulate pkcs 1.5 padding and serves only as > > +an example, > > + * both offer no security. > > + */ > > +static inline int rsa_simulate_pkcs1_5_padding(int op, uint8_t *p, > > + int key_size, const uint8_t *src, int len) { > > + > > + int ps_len; > > + > > + if (len > key_size - 11) > > + return -1; > > + ps_len =3D key_size - len - 3; > > + > > + *(p++) =3D 0; > > + *(p++) =3D op ? 1 : 2; > > + if (op) { > > + while (ps_len--) > > + *(p++) =3D 0xFF; > > + } else { > > + while (ps_len--) { > > + *p =3D (uint8_t)rand(); > > + *p ^=3D !(*p); > > + p++; > > + } > > + } > > + > > + *(p++) =3D 0; > > + memcpy(p, src, len); > > + > > + return 0; > > +} > > + > > +static inline int rsa_simulate_strip_pkcs1_5_padding(uint8_t *src, > > + int key_size) { > > + uint8_t tmp[key_size], *orig_src =3D src; > > + int i =3D 1; > > + ++src; > > + while (*(src) && i < key_size) { > > + ++i; > > + ++src; > > + } > > + if (i =3D=3D key_size) > > + return -1; > > + > > + ++i; > > + ++src; > > + > > + memcpy(tmp, src, key_size - i); > > + memcpy(orig_src, tmp, key_size - i); > > + return key_size - i; > > +} > > + > > + > > /* Below Apis compare resulted buffer to original test vector */ > > > > static inline int rsa_verify(struct rsa_test_data *rsa_param, > > -- > > 2.1.0