#ifndef _VHOST_CRYPTO_H_
#define _VHOST_CRYPTO_H_
+#include <stdint.h>
+
+#include <rte_compat.h>
+
+/* pre-declare structs to avoid including full headers */
+struct rte_mempool;
+struct rte_crypto_op;
+
#define VHOST_CRYPTO_MBUF_POOL_SIZE (8192)
#define VHOST_CRYPTO_MAX_BURST_SIZE (64)
+#define VHOST_CRYPTO_MAX_DATA_SIZE (4096)
#define VHOST_CRYPTO_SESSION_MAP_ENTRIES (1024) /**< Max nb sessions */
/** max nb virtual queues in a burst for finalizing*/
#define VIRTIO_CRYPTO_MAX_NUM_BURST_VQS (64)
+#define VHOST_CRYPTO_MAX_IV_LEN (32)
+#define VHOST_CRYPTO_MAX_N_DESC (32)
enum rte_vhost_crypto_zero_copy {
RTE_VHOST_CRYPTO_ZERO_COPY_DISABLE = 0,
RTE_VHOST_CRYPTO_MAX_ZERO_COPY_OPTIONS
};
+/**
+ * Start vhost crypto driver
+ *
+ * @param path
+ * The vhost-user socket file path
+ * @return
+ * 0 on success, -1 on failure
+ */
+__rte_experimental
+int
+rte_vhost_crypto_driver_start(const char *path);
+
/**
* Create Vhost-crypto instance
*
* The identifier of DPDK Cryptodev, the same cryptodev_id can be assigned to
* multiple Vhost-crypto devices.
* @param sess_pool
- * The pointer to the created cryptodev session pool with the private data size
- * matches the target DPDK Cryptodev.
+ * The pointer to the created cryptodev session pool.
+ * @param sess_priv_pool
+ * The pointer to the created cryptodev session private data mempool.
* @param socket_id
* NUMA Socket ID to allocate resources on. *
* @return
* 0 if the Vhost Crypto Instance is created successfully.
* Negative integer if otherwise
*/
-int __rte_experimental
+__rte_experimental
+int
rte_vhost_crypto_create(int vid, uint8_t cryptodev_id,
- struct rte_mempool *sess_pool, int socket_id);
+ struct rte_mempool *sess_pool,
+ struct rte_mempool *sess_priv_pool,
+ int socket_id);
/**
* Free the Vhost-crypto instance
* 0 if the Vhost Crypto Instance is created successfully.
* Negative integer if otherwise.
*/
-int __rte_experimental
+__rte_experimental
+int
rte_vhost_crypto_free(int vid);
/**
* 0 if completed successfully.
* Negative integer if otherwise.
*/
-int __rte_experimental
+__rte_experimental
+int
rte_vhost_crypto_set_zero_copy(int vid, enum rte_vhost_crypto_zero_copy option);
/**
* @return
* The number of fetched and processed vhost crypto request operations.
*/
-uint16_t __rte_experimental
+__rte_experimental
+uint16_t
rte_vhost_crypto_fetch_requests(int vid, uint32_t qid,
struct rte_crypto_op **ops, uint16_t nb_ops);
/**
* @return
* The number of ops processed.
*/
-uint16_t __rte_experimental
+__rte_experimental
+uint16_t
rte_vhost_crypto_finalize_requests(struct rte_crypto_op **ops,
uint16_t nb_ops, int *callfds, uint16_t *nb_callfds);