From patchwork Fri Aug 25 08:41:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Dooley, Brian" X-Patchwork-Id: 130747 X-Patchwork-Delegate: gakhil@marvell.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id EFA17430FE; Fri, 25 Aug 2023 10:41:46 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id DA38D40A7A; Fri, 25 Aug 2023 10:41:46 +0200 (CEST) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.136]) by mails.dpdk.org (Postfix) with ESMTP id E5BAF40695 for ; Fri, 25 Aug 2023 10:41:44 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692952905; x=1724488905; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=FD3E2OE2fE3rgaQGtE3ILaFPK1fTfFTygsRCG7xC56Y=; b=amw0Cf7Uz2+A/6/qIlkWts3H/vWsTGEWgq87iRiyTF85AS4BY1vW8Huy 81Yp7W6tpP3wsNBTCumZq6YGMxBo2BpGwwGBuNCWdEsnaiH6RVk1WB09B /SAS8AyVTYL7xmxu0iZ0NGQ0m7hK2fz/P0HchVgH/P9BqMRBy9Pg0zHp+ f1apHCtZfhoSf1k127YkCfK8Bl+4ntg+fphZQmAQjRMAhavlpmKhqx1NY jzzxJQAfM+Ny4rSzMcfkoy6YN5IGUWojBHlPAk+Y0PQ/vmfUhUULjX0Kp /O3Z77xW/oKtkWLFdMIuy57igcZyMHf0aUTs4VTkeQmJEnNnN+ysoMRkT A==; X-IronPort-AV: E=McAfee;i="6600,9927,10812"; a="354195531" X-IronPort-AV: E=Sophos;i="6.02,195,1688454000"; d="scan'208";a="354195531" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Aug 2023 01:41:39 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10812"; a="802894069" X-IronPort-AV: E=Sophos;i="6.02,195,1688454000"; d="scan'208";a="802894069" Received: from silpixa00400883.ir.intel.com ([10.243.22.155]) by fmsmga008.fm.intel.com with ESMTP; 25 Aug 2023 01:41:38 -0700 From: Brian Dooley To: Kai Ji , Pablo de Lara Cc: dev@dpdk.org, gakhil@marvell.com, Brian Dooley Subject: [PATCH v3] crypto/ipsec_mb: add digest encrypted feature Date: Fri, 25 Aug 2023 08:41:35 +0000 Message-Id: <20230825084135.3430358-1-brian.dooley@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230821144234.3249892-1-brian.dooley@intel.com> References: <20230821144234.3249892-1-brian.dooley@intel.com> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org AESNI_MB PMD does not support Digest Encrypted. This patch adds a check and support for this feature. Signed-off-by: Brian Dooley --- v2: Fixed CHECKPATCH warning v3: Add Digest encrypted support to docs --- doc/guides/cryptodevs/features/aesni_mb.ini | 1 + drivers/crypto/ipsec_mb/pmd_aesni_mb.c | 107 +++++++++++++++++++- 2 files changed, 103 insertions(+), 5 deletions(-) diff --git a/doc/guides/cryptodevs/features/aesni_mb.ini b/doc/guides/cryptodevs/features/aesni_mb.ini index e4e965c35a..8df5fa2c85 100644 --- a/doc/guides/cryptodevs/features/aesni_mb.ini +++ b/doc/guides/cryptodevs/features/aesni_mb.ini @@ -20,6 +20,7 @@ OOP LB In LB Out = Y CPU crypto = Y Symmetric sessionless = Y Non-Byte aligned data = Y +Digest encrypted = Y ; ; Supported crypto algorithms of the 'aesni_mb' crypto driver. diff --git a/drivers/crypto/ipsec_mb/pmd_aesni_mb.c b/drivers/crypto/ipsec_mb/pmd_aesni_mb.c index 9e298023d7..66f3c82e80 100644 --- a/drivers/crypto/ipsec_mb/pmd_aesni_mb.c +++ b/drivers/crypto/ipsec_mb/pmd_aesni_mb.c @@ -1438,6 +1438,54 @@ set_gcm_job(IMB_MGR *mb_mgr, IMB_JOB *job, const uint8_t sgl, return 0; } +/** Check if conditions are met for digest-appended operations */ +static uint8_t * +aesni_mb_digest_appended_in_src(struct rte_crypto_op *op, IMB_JOB *job, + uint32_t oop) +{ + unsigned int auth_size, cipher_size; + uint8_t *end_cipher; + uint8_t *start_cipher; + + if (job->cipher_mode == IMB_CIPHER_NULL) + return NULL; + + if (job->cipher_mode == IMB_CIPHER_ZUC_EEA3 || + job->cipher_mode == IMB_CIPHER_SNOW3G_UEA2_BITLEN || + job->cipher_mode == IMB_CIPHER_KASUMI_UEA1_BITLEN) { + cipher_size = (op->sym->cipher.data.offset >> 3) + + (op->sym->cipher.data.length >> 3); + } else { + cipher_size = (op->sym->cipher.data.offset) + + (op->sym->cipher.data.length); + } + if (job->hash_alg == IMB_AUTH_ZUC_EIA3_BITLEN || + job->hash_alg == IMB_AUTH_SNOW3G_UIA2_BITLEN || + job->hash_alg == IMB_AUTH_KASUMI_UIA1 || + job->hash_alg == IMB_AUTH_ZUC256_EIA3_BITLEN) { + auth_size = (op->sym->auth.data.offset >> 3) + + (op->sym->auth.data.length >> 3); + } else { + auth_size = (op->sym->auth.data.offset) + + (op->sym->auth.data.length); + } + + if (!oop) { + end_cipher = rte_pktmbuf_mtod_offset(op->sym->m_src, uint8_t *, cipher_size); + start_cipher = rte_pktmbuf_mtod(op->sym->m_src, uint8_t *); + } else { + end_cipher = rte_pktmbuf_mtod_offset(op->sym->m_dst, uint8_t *, cipher_size); + start_cipher = rte_pktmbuf_mtod(op->sym->m_dst, uint8_t *); + } + + if (start_cipher < op->sym->auth.digest.data && + op->sym->auth.digest.data < end_cipher) { + return rte_pktmbuf_mtod_offset(op->sym->m_src, uint8_t *, auth_size); + } else { + return NULL; + } +} + /** * Process a crypto operation and complete a IMB_JOB job structure for * submission to the multi buffer library for processing. @@ -1580,9 +1628,12 @@ set_mb_job_params(IMB_JOB *job, struct ipsec_mb_qp *qp, } else { if (aead) job->auth_tag_output = op->sym->aead.digest.data; - else - job->auth_tag_output = op->sym->auth.digest.data; - + else { + job->auth_tag_output = aesni_mb_digest_appended_in_src(op, job, oop); + if (job->auth_tag_output == NULL) { + job->auth_tag_output = op->sym->auth.digest.data; + } + } if (session->auth.req_digest_len != job->auth_tag_output_len_in_bytes) { job->auth_tag_output = @@ -1917,6 +1968,7 @@ post_process_mb_job(struct ipsec_mb_qp *qp, IMB_JOB *job) struct aesni_mb_session *sess = NULL; uint8_t *linear_buf = NULL; int sgl = 0; + uint8_t oop = 0; uint8_t is_docsis_sec = 0; if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) { @@ -1962,8 +2014,52 @@ post_process_mb_job(struct ipsec_mb_qp *qp, IMB_JOB *job) op->sym->auth.digest.data, sess->auth.req_digest_len, &op->status); - } else + } else { + if (!op->sym->m_dst || op->sym->m_dst == op->sym->m_src) { + /* in-place operation */ + oop = 0; + } else { /* out-of-place operation */ + oop = 1; + } + + if (op->sym->m_src->nb_segs == 1 && op->sym->m_dst != NULL + && !is_aead_algo(job->hash_alg, sess->template_job.cipher_mode) && + aesni_mb_digest_appended_in_src(op, job, oop) != NULL) { + unsigned int auth_size, cipher_size; + int unencrypted_bytes = 0; + if (job->cipher_mode == IMB_CIPHER_SNOW3G_UEA2_BITLEN || + job->cipher_mode == IMB_CIPHER_KASUMI_UEA1_BITLEN || + job->cipher_mode == IMB_CIPHER_ZUC_EEA3) { + cipher_size = (op->sym->cipher.data.offset >> 3) + + (op->sym->cipher.data.length >> 3); + } else { + cipher_size = (op->sym->cipher.data.offset) + + (op->sym->cipher.data.length); + } + if (job->hash_alg == IMB_AUTH_ZUC_EIA3_BITLEN || + job->hash_alg == IMB_AUTH_SNOW3G_UIA2_BITLEN || + job->hash_alg == IMB_AUTH_KASUMI_UIA1 || + job->hash_alg == IMB_AUTH_ZUC256_EIA3_BITLEN) { + auth_size = (op->sym->auth.data.offset >> 3) + + (op->sym->auth.data.length >> 3); + } else { + auth_size = (op->sym->auth.data.offset) + + (op->sym->auth.data.length); + } + if (job->cipher_mode != IMB_CIPHER_NULL) { + unencrypted_bytes = auth_size + + job->auth_tag_output_len_in_bytes - cipher_size; + } + if (unencrypted_bytes > 0) + rte_memcpy( + rte_pktmbuf_mtod_offset( + op->sym->m_dst, uint8_t *, cipher_size), + rte_pktmbuf_mtod_offset( + op->sym->m_src, uint8_t *, cipher_size), + unencrypted_bytes); + } generate_digest(job, op, sess); + } break; default: op->status = RTE_CRYPTO_OP_STATUS_ERROR; @@ -2555,7 +2651,8 @@ RTE_INIT(ipsec_mb_register_aesni_mb) RTE_CRYPTODEV_FF_OOP_SGL_IN_SGL_OUT | RTE_CRYPTODEV_FF_OOP_LB_IN_SGL_OUT | RTE_CRYPTODEV_FF_OOP_SGL_IN_LB_OUT | - RTE_CRYPTODEV_FF_SECURITY; + RTE_CRYPTODEV_FF_SECURITY | + RTE_CRYPTODEV_FF_DIGEST_ENCRYPTED; aesni_mb_data->internals_priv_size = 0; aesni_mb_data->ops = &aesni_mb_pmd_ops;