From patchwork Thu Nov 2 16:09:20 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fan Zhang X-Patchwork-Id: 31116 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 7F8DE1B629; Thu, 2 Nov 2017 17:09:16 +0100 (CET) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id B5ABA1B613 for ; Thu, 2 Nov 2017 17:09:13 +0100 (CET) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Nov 2017 09:09:12 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,335,1505804400"; d="scan'208";a="171111719" Received: from silpixa00398673.ir.intel.com (HELO silpixa00398673.ger.corp.intel.com) ([10.237.223.54]) by fmsmga006.fm.intel.com with ESMTP; 02 Nov 2017 09:09:11 -0700 From: Fan Zhang To: dev@dpdk.org Cc: yliu@fridaylinux.org, maxime.coquelin@redhat.com, jianfeng.tan@intel.com, pablo.de.lara.guarch@intel.com, zhihong.wang@intel.com, tiwei.bie@intel.com Date: Thu, 2 Nov 2017 16:09:20 +0000 Message-Id: <20171102160924.41266-3-roy.fan.zhang@intel.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20171102160924.41266-1-roy.fan.zhang@intel.com> References: <20171102160924.41266-1-roy.fan.zhang@intel.com> Subject: [dpdk-dev] [RFC PATCH 2/6] lib/librte_vhost: add virtio-crypto spec support 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" This patch adds virtio-crypto support to vhost_user. Signed-off-by: Fan Zhang --- lib/librte_vhost/vhost_user.h | 27 ++++++++++++++++++++++++++- 1 file changed, 26 insertions(+), 1 deletion(-) diff --git a/lib/librte_vhost/vhost_user.h b/lib/librte_vhost/vhost_user.h index 4052dbf..793cdc2 100644 --- a/lib/librte_vhost/vhost_user.h +++ b/lib/librte_vhost/vhost_user.h @@ -81,7 +81,7 @@ typedef enum VhostUserRequest { VHOST_USER_NET_SET_MTU = 20, VHOST_USER_SET_SLAVE_REQ_FD = 21, VHOST_USER_IOTLB_MSG = 22, - VHOST_USER_MAX + VHOST_USER_MAX = 25 } VhostUserRequest; typedef enum VhostUserSlaveRequest { @@ -108,6 +108,30 @@ typedef struct VhostUserLog { uint64_t mmap_offset; } VhostUserLog; +/* Comply with Cryptodev-Linux */ +#define VHOST_USER_CRYPTO_MAX_HMAC_KEY_LENGTH 512 +#define VHOST_USER_CRYPTO_MAX_CIPHER_KEY_LENGTH 64 + +/* Same structure as vhost-user backend session info */ +typedef struct VhostUserCryptoSessionParam { + int64_t session_id; + uint32_t op_code; + uint32_t cipher_algo; + uint32_t cipher_key_len; + uint32_t hash_algo; + uint32_t digest_len; + uint32_t auth_key_len; + uint32_t aad_len; + uint8_t op_type; + uint8_t dir; + uint8_t hash_mode; + uint8_t chaining_dir; + uint8_t *ciphe_key; + uint8_t *auth_key; + uint8_t cipher_key_buf[VHOST_USER_CRYPTO_MAX_CIPHER_KEY_LENGTH]; + uint8_t auth_key_buf[VHOST_USER_CRYPTO_MAX_HMAC_KEY_LENGTH]; +} VhostUserCryptoSessionParam; + typedef struct VhostUserMsg { union { VhostUserRequest master; @@ -128,6 +152,7 @@ typedef struct VhostUserMsg { VhostUserMemory memory; VhostUserLog log; struct vhost_iotlb_msg iotlb; + VhostUserCryptoSessionParam crypto_session; } payload; int fds[VHOST_MEMORY_MAX_NREGIONS]; } __attribute((packed)) VhostUserMsg;