From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fan Zhang Subject: [RFC PATCH v2 3/7] lib/librte_vhost: add virtio-crypto spec support Date: Thu, 2 Nov 2017 20:10:55 +0000 Message-ID: <20171102201059.2803-4-roy.fan.zhang@intel.com> References: <20171102160924.41266-1-roy.fan.zhang@intel.com> <20171102201059.2803-1-roy.fan.zhang@intel.com> 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 To: dev@dpdk.org Return-path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id E03621B639 for ; Thu, 2 Nov 2017 21:10:49 +0100 (CET) In-Reply-To: <20171102201059.2803-1-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 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; -- 2.9.5