On Mon, Nov 27, 2017 at 08:01:06PM +0000, Fan Zhang wrote:
> This patch adds virtio-crypto spec user message structure to
> vhost_user.
>
> Signed-off-by: Fan Zhang <roy.fan.zh...@intel.com>
> ---
> lib/librte_vhost/vhost_user.h | 25 +++++++++++++++++++++++++
> 1 file changed, 25 insertions(+)
>
> diff --git a/lib/librte_vhost/vhost_user.h b/lib/librte_vhost/vhost_user.h
> index 990b40a..793cdc2 100644
> --- a/lib/librte_vhost/vhost_user.h
> +++ b/lib/librte_vhost/vhost_user.h
> @@ -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;
I'd suggest to merge this patch (which defines the struct) and the next one
(which uses it) into one patch.
--yliu
> +
> 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
