+ rte_vhost_driver_get_protocol_features;
+ rte_vhost_driver_get_queue_num;
+ rte_vhost_get_log_base;
+ rte_vhost_get_vring_base;
+ rte_vhost_set_vring_base;
+ rte_vhost_crypto_create;
+ rte_vhost_crypto_free;
+ rte_vhost_crypto_fetch_requests;
+ rte_vhost_crypto_finalize_requests;
+ rte_vhost_crypto_set_zero_copy;
+ rte_vhost_va_from_guest_pa;
+};