};
};
+/**
+ * Asymmetric Xform Crypto Capability
+ *
+ */
+struct rte_cryptodev_asymmetric_xform_capability {
+ enum rte_crypto_asym_xform_type xform_type;
+ /**< Transform type: RSA/MODEXP/DH/DSA/MODINV */
+
+ uint32_t op_types;
+ /**< bitmask for supported rte_crypto_asym_op_type */
+
+ __extension__
+ union {
+ struct rte_crypto_param_range modlen;
+ /**< Range of modulus length supported by modulus based xform.
+ * Value 0 mean implementation default
+ */
+ };
+};
+
+/**
+ * Asymmetric Crypto Capability
+ *
+ */
+struct rte_cryptodev_asymmetric_capability {
+ struct rte_cryptodev_asymmetric_xform_capability xform_capa;
+};
+
+
/** Structure used to capture a capability of a crypto device */
struct rte_cryptodev_capabilities {
enum rte_crypto_op_type op;
union {
struct rte_cryptodev_symmetric_capability sym;
/**< Symmetric operation capability parameters */
+ struct rte_cryptodev_asymmetric_capability asym;
+ /**< Asymmetric operation capability parameters */
};
};
};
/**
- * Provide capabilities available for defined device and algorithm
+ * Structure used to describe asymmetric crypto xforms
+ * Each xform maps to one asym algorithm.
+ *
+ */
+struct rte_cryptodev_asym_capability_idx {
+ enum rte_crypto_asym_xform_type type;
+ /**< Asymmetric xform (algo) type */
+};
+
+/**
+ * Provide capabilities available for defined device and algorithm
*
* @param dev_id The identifier of the device.
* @param idx Description of crypto algorithms.
rte_cryptodev_sym_capability_get(uint8_t dev_id,
const struct rte_cryptodev_sym_capability_idx *idx);
+/**
+ * Provide capabilities available for defined device and xform
+ *
+ * @param dev_id The identifier of the device.
+ * @param idx Description of asym crypto xform.
+ *
+ * @return
+ * - Return description of the asymmetric crypto capability if exist.
+ * - Return NULL if the capability not exist.
+ */
+const struct rte_cryptodev_asymmetric_xform_capability * __rte_experimental
+rte_cryptodev_asym_capability_get(uint8_t dev_id,
+ const struct rte_cryptodev_asym_capability_idx *idx);
+
/**
* Check if key size and initial vector are supported
* in crypto cipher capability
uint16_t key_size, uint16_t digest_size, uint16_t aad_size,
uint16_t iv_size);
+/**
+ * Check if op type is supported
+ *
+ * @param capability Description of the asymmetric crypto capability.
+ * @param op_type op type
+ *
+ * @return
+ * - Return 1 if the op type is supported
+ * - Return 0 if unsupported
+ */
+int __rte_experimental
+rte_cryptodev_asym_xform_capability_check_optype(
+ const struct rte_cryptodev_asymmetric_xform_capability *capability,
+ enum rte_crypto_asym_op_type op_type);
+
+/**
+ * Check if modulus length is in supported range
+ *
+ * @param capability Description of the asymmetric crypto capability.
+ * @param modlen modulus length.
+ *
+ * @return
+ * - Return 0 if the parameters are in range of the capability.
+ * - Return -1 if the parameters are out of range of the capability.
+ */
+int __rte_experimental
+rte_cryptodev_asym_xform_capability_check_modlen(
+ const struct rte_cryptodev_asymmetric_xform_capability *capability,
+ uint16_t modlen);
+
/**
* Provide the cipher algorithm enum, given an algorithm string
*
rte_cryptodev_get_aead_algo_enum(enum rte_crypto_aead_algorithm *algo_enum,
const char *algo_string);
+/**
+ * Provide the Asymmetric xform enum, given an xform string
+ *
+ * @param xform_enum A pointer to the xform type
+ * enum to be filled
+ * @param xform_string xform string
+ *
+ * @return
+ * - Return -1 if string is not valid
+ * - Return 0 if the string is valid
+ */
+int __rte_experimental
+rte_cryptodev_asym_get_xform_enum(enum rte_crypto_asym_xform_type *xform_enum,
+ const char *xform_string);
+
+
/** Macro used at end of crypto PMD list */
#define RTE_CRYPTODEV_END_OF_CAPABILITIES_LIST() \
{ RTE_CRYPTO_OP_TYPE_UNDEFINED }
unsigned max_nb_queue_pairs;
/**< Maximum number of queues pairs supported by device. */
+ uint16_t min_mbuf_headroom_req;
+ /**< Minimum mbuf headroom required by device */
+
+ uint16_t min_mbuf_tailroom_req;
+ /**< Minimum mbuf tailroom required by device */
+
struct {
unsigned max_nb_sessions;
/**< Maximum number of sessions supported by device.
*/
struct rte_cryptodev_sym_session {
__extension__ void *sess_private_data[0];
- /**< Private session material */
+ /**< Private symmetric session material */
};
+/** Cryptodev asymmetric crypto session */
+struct rte_cryptodev_asym_session {
+ __extension__ void *sess_private_data[0];
+ /**< Private asymmetric session material */
+};
/**
* Create symmetric crypto session header (generic with no private data)
struct rte_cryptodev_sym_session *
rte_cryptodev_sym_session_create(struct rte_mempool *mempool);
+/**
+ * Create asymmetric crypto session header (generic with no private data)
+ *
+ * @param mempool mempool to allocate asymmetric session
+ * objects from
+ * @return
+ * - On success return pointer to asym-session
+ * - On failure returns NULL
+ */
+struct rte_cryptodev_asym_session * __rte_experimental
+rte_cryptodev_asym_session_create(struct rte_mempool *mempool);
+
/**
* Frees symmetric crypto session header, after checking that all
* the device private data has been freed, returning it
int
rte_cryptodev_sym_session_free(struct rte_cryptodev_sym_session *sess);
+/**
+ * Frees asymmetric crypto session header, after checking that all
+ * the device private data has been freed, returning it
+ * to its original mempool.
+ *
+ * @param sess Session header to be freed.
+ *
+ * @return
+ * - 0 if successful.
+ * - -EINVAL if session is NULL.
+ * - -EBUSY if not all device private data has been freed.
+ */
+int __rte_experimental
+rte_cryptodev_asym_session_free(struct rte_cryptodev_asym_session *sess);
+
/**
* Fill out private data for the device id, based on its device type.
*
* @return
* - On success, zero.
* - -EINVAL if input parameters are invalid.
- * - -ENOTSUP if crypto device does not support the crypto transform.
+ * - -ENOTSUP if crypto device does not support the crypto transform or
+ * does not support symmetric operations.
* - -ENOMEM if the private session could not be allocated.
*/
int
struct rte_crypto_sym_xform *xforms,
struct rte_mempool *mempool);
+/**
+ * Initialize asymmetric session on a device with specific asymmetric xform
+ *
+ * @param dev_id ID of device that we want the session to be used on
+ * @param sess Session to be set up on a device
+ * @param xforms Asymmetric crypto transform operations to apply on flow
+ * processed with this session
+ * @param mempool Mempool to be used for internal allocation.
+ *
+ * @return
+ * - On success, zero.
+ * - -EINVAL if input parameters are invalid.
+ * - -ENOTSUP if crypto device does not support the crypto transform.
+ * - -ENOMEM if the private session could not be allocated.
+ */
+int __rte_experimental
+rte_cryptodev_asym_session_init(uint8_t dev_id,
+ struct rte_cryptodev_asym_session *sess,
+ struct rte_crypto_asym_xform *xforms,
+ struct rte_mempool *mempool);
+
/**
* Frees private data for the device id, based on its device type,
* returning it to its mempool. It is the application's responsibility
* @return
* - 0 if successful.
* - -EINVAL if device is invalid or session is NULL.
+ * - -ENOTSUP if crypto device does not support symmetric operations.
*/
int
rte_cryptodev_sym_session_clear(uint8_t dev_id,
struct rte_cryptodev_sym_session *sess);
+/**
+ * Frees resources held by asymmetric session during rte_cryptodev_session_init
+ *
+ * @param dev_id ID of device that uses the asymmetric session.
+ * @param sess Asymmetric session setup on device using
+ * rte_cryptodev_session_init
+ * @return
+ * - 0 if successful.
+ * - -EINVAL if device is invalid or session is NULL.
+ */
+int __rte_experimental
+rte_cryptodev_asym_session_clear(uint8_t dev_id,
+ struct rte_cryptodev_asym_session *sess);
+
/**
* Get the size of the header session, for all registered drivers.
*
unsigned int
rte_cryptodev_sym_get_header_session_size(void);
+/**
+ * Get the size of the asymmetric session header, for all registered drivers.
+ *
+ * @return
+ * Size of the asymmetric header session.
+ */
+unsigned int __rte_experimental
+rte_cryptodev_asym_get_header_session_size(void);
+
/**
* Get the size of the private symmetric session data
* for a device.
rte_cryptodev_sym_get_private_session_size(uint8_t dev_id);
/**
- * @deprecated
- * Attach queue pair with sym session.
+ * Get the size of the private data for asymmetric session
+ * on device
*
- * @param dev_id Device to which the session will be attached.
- * @param qp_id Queue pair to which the session will be attached.
- * @param session Session pointer previously allocated by
- * *rte_cryptodev_sym_session_create*.
- *
- * @return
- * - On success, zero.
- * - On failure, a negative value.
- */
-__rte_deprecated
-int
-rte_cryptodev_queue_pair_attach_sym_session(uint8_t dev_id, uint16_t qp_id,
- struct rte_cryptodev_sym_session *session);
-
-/**
- * @deprecated
- * Detach queue pair with sym session.
- *
- * @param dev_id Device to which the session is attached.
- * @param qp_id Queue pair to which the session is attached.
- * @param session Session pointer previously allocated by
- * *rte_cryptodev_sym_session_create*.
+ * @param dev_id The device identifier.
*
* @return
- * - On success, zero.
- * - On failure, a negative value.
+ * - Size of the asymmetric private data, if successful
+ * - 0 if device is invalid or does not have private session
*/
-__rte_deprecated
-int
-rte_cryptodev_queue_pair_detach_sym_session(uint8_t dev_id, uint16_t qp_id,
- struct rte_cryptodev_sym_session *session);
+unsigned int __rte_experimental
+rte_cryptodev_asym_get_private_session_size(uint8_t dev_id);
/**
* Provide driver identifier.
const char *rte_cryptodev_driver_name_get(uint8_t driver_id);
/**
- * Set private data for a session.
+ * Store user data in a session.
*
* @param sess Session pointer allocated by
* *rte_cryptodev_sym_session_create*.
- * @param data Pointer to the private data.
- * @param size Size of the private data.
+ * @param data Pointer to the user data.
+ * @param size Size of the user data.
*
* @return
* - On success, zero.
* - On failure, a negative value.
*/
int __rte_experimental
-rte_cryptodev_sym_session_set_private_data(
+rte_cryptodev_sym_session_set_user_data(
struct rte_cryptodev_sym_session *sess,
void *data,
uint16_t size);
/**
- * Get private data of a session.
+ * Get user data stored in a session.
*
* @param sess Session pointer allocated by
* *rte_cryptodev_sym_session_create*.
*
* @return
- * - On success return pointer to private data.
+ * - On success return pointer to user data.
* - On failure returns NULL.
*/
void * __rte_experimental
-rte_cryptodev_sym_session_get_private_data(
+rte_cryptodev_sym_session_get_user_data(
struct rte_cryptodev_sym_session *sess);
#ifdef __cplusplus