From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fan Zhang Subject: [PATCH v4 2/8] lib/librte_vhost: add virtio-crypto user message structure Date: Thu, 29 Mar 2018 07:52:49 -0500 Message-ID: <1522327975-28769-3-git-send-email-roy.fan.zhang@intel.com> References: <20180326095114.11605-1-roy.fan.zhang@intel.com> <1522327975-28769-1-git-send-email-roy.fan.zhang@intel.com> Cc: maxime.coquelin@redhat.com, jianjay.zhou@huawei.com, jianfeng.tan@intel.com To: dev@dpdk.org Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id BCDAD2965 for ; Thu, 29 Mar 2018 14:53:00 +0200 (CEST) In-Reply-To: <1522327975-28769-1-git-send-email-roy.fan.zhang@intel.com> 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 spec user message structure to vhost_user. Signed-off-by: Fan Zhang --- lib/librte_vhost/vhost_user.h | 36 ++++++++++++++++++++++++++++++++---- 1 file changed, 32 insertions(+), 4 deletions(-) diff --git a/lib/librte_vhost/vhost_user.h b/lib/librte_vhost/vhost_user.h index d4bd604..48cdb24 100644 --- a/lib/librte_vhost/vhost_user.h +++ b/lib/librte_vhost/vhost_user.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: BSD-3-Clause - * Copyright(c) 2010-2014 Intel Corporation + * Copyright(c) 2010-2018 Intel Corporation */ #ifndef _VHOST_NET_USER_H @@ -20,13 +20,15 @@ #define VHOST_USER_PROTOCOL_F_REPLY_ACK 3 #define VHOST_USER_PROTOCOL_F_NET_MTU 4 #define VHOST_USER_PROTOCOL_F_SLAVE_REQ 5 +#define VHOST_USER_PROTOCOL_F_CRYPTO_SESSION 7 #define VHOST_USER_PROTOCOL_FEATURES ((1ULL << VHOST_USER_PROTOCOL_F_MQ) | \ (1ULL << VHOST_USER_PROTOCOL_F_LOG_SHMFD) |\ (1ULL << VHOST_USER_PROTOCOL_F_RARP) | \ (1ULL << VHOST_USER_PROTOCOL_F_REPLY_ACK) | \ (1ULL << VHOST_USER_PROTOCOL_F_NET_MTU) | \ - (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ)) + (1ULL << VHOST_USER_PROTOCOL_F_SLAVE_REQ) | \ + (1ULL << VHOST_USER_PROTOCOL_F_CRYPTO_SESSION)) typedef enum VhostUserRequest { VHOST_USER_NONE = 0, @@ -52,7 +54,9 @@ 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_CRYPTO_CREATE_SESS = 26, + VHOST_USER_CRYPTO_CLOSE_SESS = 27, + VHOST_USER_MAX = 28 } VhostUserRequest; typedef enum VhostUserSlaveRequest { @@ -79,6 +83,30 @@ 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; @@ -99,6 +127,7 @@ 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; @@ -108,7 +137,6 @@ typedef struct VhostUserMsg { /* The version of the protocol we support */ #define VHOST_USER_VERSION 0x1 - /* vhost_user.c */ int vhost_user_msg_handler(int vid, int fd); int vhost_user_iotlb_miss(struct virtio_net *dev, uint64_t iova, uint8_t perm); -- 2.7.4