rte_cryptodev_pmd.h

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/*-
 *
 *   Copyright(c) 2015-2016 Intel Corporation. All rights reserved.
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 *       notice, this list of conditions and the following disclaimer.
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 *       from this software without specific prior written permission.
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#ifndef _RTE_CRYPTODEV_PMD_H_
#define _RTE_CRYPTODEV_PMD_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <string.h>

#include <rte_dev.h>
#include <rte_malloc.h>
#include <rte_mbuf.h>
#include <rte_mempool.h>
#include <rte_log.h>
#include <rte_common.h>

#include "rte_crypto.h"
#include "rte_cryptodev.h"

struct rte_cryptodev_global {
        struct rte_cryptodev *devs;     
        struct rte_cryptodev_data *data[RTE_CRYPTO_MAX_DEVS];
        uint8_t nb_devs;                
        uint8_t max_devs;               
};

extern struct rte_cryptodev_global *rte_cryptodev_globals;

struct rte_cryptodev *
rte_cryptodev_pmd_get_dev(uint8_t dev_id);

struct rte_cryptodev *
rte_cryptodev_pmd_get_named_dev(const char *name);

unsigned int
rte_cryptodev_pmd_is_valid_dev(uint8_t dev_id);

extern struct rte_cryptodev *rte_cryptodevs;


typedef int (*cryptodev_configure_t)(struct rte_cryptodev *dev,
                struct rte_cryptodev_config *config);

typedef int (*cryptodev_start_t)(struct rte_cryptodev *dev);

typedef void (*cryptodev_stop_t)(struct rte_cryptodev *dev);

typedef int (*cryptodev_close_t)(struct rte_cryptodev *dev);


typedef void (*cryptodev_stats_get_t)(struct rte_cryptodev *dev,
                                struct rte_cryptodev_stats *stats);


typedef void (*cryptodev_stats_reset_t)(struct rte_cryptodev *dev);


typedef void (*cryptodev_info_get_t)(struct rte_cryptodev *dev,
                                struct rte_cryptodev_info *dev_info);

typedef int (*cryptodev_queue_pair_start_t)(struct rte_cryptodev *dev,
                                uint16_t qp_id);

typedef int (*cryptodev_queue_pair_stop_t)(struct rte_cryptodev *dev,
                                uint16_t qp_id);

typedef int (*cryptodev_queue_pair_setup_t)(struct rte_cryptodev *dev,
                uint16_t qp_id, const struct rte_cryptodev_qp_conf *qp_conf,
                int socket_id, struct rte_mempool *session_pool);

typedef int (*cryptodev_queue_pair_release_t)(struct rte_cryptodev *dev,
                uint16_t qp_id);

typedef uint32_t (*cryptodev_queue_pair_count_t)(struct rte_cryptodev *dev);

typedef int (*cryptodev_sym_create_session_pool_t)(
                struct rte_cryptodev *dev, unsigned nb_objs,
                unsigned obj_cache_size, int socket_id);


typedef unsigned (*cryptodev_sym_get_session_private_size_t)(
                struct rte_cryptodev *dev);

typedef int (*cryptodev_sym_configure_session_t)(struct rte_cryptodev *dev,
                struct rte_crypto_sym_xform *xform,
                struct rte_cryptodev_sym_session *session,
                struct rte_mempool *mp);

typedef void (*cryptodev_sym_free_session_t)(struct rte_cryptodev *dev,
                struct rte_cryptodev_sym_session *sess);

typedef int (*cryptodev_sym_queue_pair_attach_session_t)(
                  struct rte_cryptodev *dev,
                  uint16_t qp_id,
                  void *session_private);

typedef int (*cryptodev_sym_queue_pair_detach_session_t)(
                  struct rte_cryptodev *dev,
                  uint16_t qp_id,
                  void *session_private);

struct rte_cryptodev_ops {
        cryptodev_configure_t dev_configure;    
        cryptodev_start_t dev_start;            
        cryptodev_stop_t dev_stop;              
        cryptodev_close_t dev_close;            
        cryptodev_info_get_t dev_infos_get;     
        cryptodev_stats_get_t stats_get;
        cryptodev_stats_reset_t stats_reset;
        cryptodev_queue_pair_setup_t queue_pair_setup;
        cryptodev_queue_pair_release_t queue_pair_release;
        cryptodev_queue_pair_start_t queue_pair_start;
        cryptodev_queue_pair_stop_t queue_pair_stop;
        cryptodev_queue_pair_count_t queue_pair_count;
        cryptodev_sym_get_session_private_size_t session_get_size;
        cryptodev_sym_configure_session_t session_configure;
        cryptodev_sym_free_session_t session_clear;
        cryptodev_sym_queue_pair_attach_session_t qp_attach_session;
        cryptodev_sym_queue_pair_attach_session_t qp_detach_session;
};


struct rte_cryptodev *
rte_cryptodev_pmd_allocate(const char *name, int socket_id);

extern int
rte_cryptodev_pmd_release_device(struct rte_cryptodev *cryptodev);

void rte_cryptodev_pmd_callback_process(struct rte_cryptodev *dev,
                                enum rte_cryptodev_event_type event);

int
rte_cryptodev_pmd_create_dev_name(char *name, const char *dev_name_prefix);

static inline void *
get_session_private_data(const struct rte_cryptodev_sym_session *sess,
                uint8_t driver_id) {
        return sess->sess_private_data[driver_id];
}

static inline void
set_session_private_data(struct rte_cryptodev_sym_session *sess,
                uint8_t driver_id, void *private_data)
{
        sess->sess_private_data[driver_id] = private_data;
}

#ifdef __cplusplus
}
#endif

#endif /* _RTE_CRYPTODEV_PMD_H_ */