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/*-
* BSD LICENSE
*
* Copyright(c) 2017 Intel Corporation. All rights reserved.
* Copyright 2017 NXP.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _RTE_SECURITY_DRIVER_H_
#define _RTE_SECURITY_DRIVER_H_
/**
* @file rte_security_driver.h
* @b EXPERIMENTAL: this API may change without prior notice
*
* RTE Security Common Definitions
*
*/
#ifdef __cplusplus
extern "C" {
#endif
#include "rte_security.h"
/**
* Configure a security session on a device.
*
* @param device Crypto/eth device pointer
* @param conf Security session configuration
* @param sess Pointer to Security private session structure
* @param mp Mempool where the private session is allocated
*
* @return
* - Returns 0 if private session structure have been created successfully.
* - Returns -EINVAL if input parameters are invalid.
* - Returns -ENOTSUP if crypto device does not support the crypto transform.
* - Returns -ENOMEM if the private session could not be allocated.
*/
typedef int (*security_session_create_t)(void *device,
struct rte_security_session_conf *conf,
struct rte_security_session *sess,
struct rte_mempool *mp);
/**
* Free driver private session data.
*
* @param dev Crypto/eth device pointer
* @param sess Security session structure
*/
typedef int (*security_session_destroy_t)(void *device,
struct rte_security_session *sess);
/**
* Update driver private session data.
*
* @param device Crypto/eth device pointer
* @param sess Pointer to Security private session structure
* @param conf Security session configuration
*
* @return
* - Returns 0 if private session structure have been updated successfully.
* - Returns -EINVAL if input parameters are invalid.
* - Returns -ENOTSUP if crypto device does not support the crypto transform.
*/
typedef int (*security_session_update_t)(void *device,
struct rte_security_session *sess,
struct rte_security_session_conf *conf);
/**
* Get stats from the PMD.
*
* @param device Crypto/eth device pointer
* @param sess Pointer to Security private session structure
* @param stats Security stats of the driver
*
* @return
* - Returns 0 if private session structure have been updated successfully.
* - Returns -EINVAL if session parameters are invalid.
*/
typedef int (*security_session_stats_get_t)(void *device,
struct rte_security_session *sess,
struct rte_security_stats *stats);
/**
* Update the mbuf with provided metadata.
*
* @param sess Security session structure
* @param mb Packet buffer
* @param mt Metadata
*
* @return
* - Returns 0 if metadata updated successfully.
* - Returns -ve value for errors.
*/
typedef int (*security_set_pkt_metadata_t)(void *device,
struct rte_security_session *sess, struct rte_mbuf *m,
void *params);
/**
* Get security capabilities of the device.
*
* @param device crypto/eth device pointer
*
* @return
* - Returns rte_security_capability pointer on success.
* - Returns NULL on error.
*/
typedef const struct rte_security_capability *(*security_capabilities_get_t)(
void *device);
/** Security operations function pointer table */
struct rte_security_ops {
security_session_create_t session_create;
/**< Configure a security session. */
security_session_update_t session_update;
/**< Update a security session. */
security_session_stats_get_t session_stats_get;
/**< Get security session statistics. */
security_session_destroy_t session_destroy;
/**< Clear a security sessions private data. */
security_set_pkt_metadata_t set_pkt_metadata;
/**< Update mbuf metadata. */
security_capabilities_get_t capabilities_get;
/**< Get security capabilities. */
};
#ifdef __cplusplus
}
#endif
#endif /* _RTE_SECURITY_DRIVER_H_ */
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