This patch adds virtio-crypto support to vhost_user.
Signed-off-by: Fan Zhang <roy.fan.zh...@intel.com>
---
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
