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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2016-2018 Intel Corporation
*/
#ifndef _RTE_SNOW3G_PMD_PRIVATE_H_
#define _RTE_SNOW3G_PMD_PRIVATE_H_
#include <sso_snow3g.h>
#define CRYPTODEV_NAME_SNOW3G_PMD crypto_snow3g
/**< SNOW 3G PMD device name */
/** SNOW 3G PMD LOGTYPE DRIVER */
int snow3g_logtype_driver;
#define SNOW3G_LOG(level, fmt, ...) \
rte_log(RTE_LOG_ ## level, snow3g_logtype_driver, \
"%s() line %u: " fmt "\n", __func__, __LINE__, \
## __VA_ARGS__)
#define SNOW3G_DIGEST_LENGTH 4
/** private data structure for each virtual SNOW 3G device */
struct snow3g_private {
unsigned max_nb_queue_pairs;
/**< Max number of queue pairs supported by device */
};
/** SNOW 3G buffer queue pair */
struct snow3g_qp {
uint16_t id;
/**< Queue Pair Identifier */
char name[RTE_CRYPTODEV_NAME_MAX_LEN];
/**< Unique Queue Pair Name */
struct rte_ring *processed_ops;
/**< Ring for placing processed ops */
struct rte_mempool *sess_mp;
/**< Session Mempool */
struct rte_cryptodev_stats qp_stats;
/**< Queue pair statistics */
uint8_t temp_digest[SNOW3G_DIGEST_LENGTH];
/**< Buffer used to store the digest generated
* by the driver when verifying a digest provided
* by the user (using authentication verify operation)
*/
} __rte_cache_aligned;
enum snow3g_operation {
SNOW3G_OP_ONLY_CIPHER,
SNOW3G_OP_ONLY_AUTH,
SNOW3G_OP_CIPHER_AUTH,
SNOW3G_OP_AUTH_CIPHER,
SNOW3G_OP_NOT_SUPPORTED
};
/** SNOW 3G private session structure */
struct snow3g_session {
enum snow3g_operation op;
enum rte_crypto_auth_operation auth_op;
sso_snow3g_key_schedule_t pKeySched_cipher;
sso_snow3g_key_schedule_t pKeySched_hash;
uint16_t cipher_iv_offset;
uint16_t auth_iv_offset;
} __rte_cache_aligned;
extern int
snow3g_set_session_parameters(struct snow3g_session *sess,
const struct rte_crypto_sym_xform *xform);
/** device specific operations function pointer structure */
extern struct rte_cryptodev_ops *rte_snow3g_pmd_ops;
#endif /* _RTE_SNOW3G_PMD_PRIVATE_H_ */
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