rte_eth_softnic_internals.h

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2017 Intel Corporation
 */

#ifndef __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__
#define __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__

#include <stddef.h>
#include <stdint.h>
#include <sys/queue.h>

#include <rte_mempool.h>
#include <rte_mbuf.h>
#include <rte_ring.h>
#include <rte_ethdev.h>
#include <rte_sched.h>
#include <rte_port_in_action.h>
#include <rte_table_action.h>
#include <rte_pipeline.h>

#include <rte_ethdev_core.h>
#include <ethdev_driver.h>
#include <rte_tm_driver.h>
#include <rte_flow_driver.h>
#include <rte_mtr_driver.h>

#include "rte_eth_softnic.h"
#include "conn.h"

#define NAME_SIZE                                            64

struct pmd_params {
    const char *name;
    const char *firmware;
    uint16_t conn_port;
    uint32_t cpu_id;
    int sc; 
    struct {
        uint32_t n_queues; 
        uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
    } tm;
};

struct rte_flow;

TAILQ_HEAD(flow_list, rte_flow);

struct flow_attr_map {
    char pipeline_name[NAME_SIZE];
    uint32_t table_id;
    int valid;
};

#ifndef SOFTNIC_FLOW_MAX_GROUPS
#define SOFTNIC_FLOW_MAX_GROUPS                            64
#endif

struct flow_internals {
    struct flow_attr_map ingress_map[SOFTNIC_FLOW_MAX_GROUPS];
    struct flow_attr_map egress_map[SOFTNIC_FLOW_MAX_GROUPS];
};

/* MTR meter profile */
struct softnic_mtr_meter_profile {
    TAILQ_ENTRY(softnic_mtr_meter_profile) node;
    uint32_t meter_profile_id;
    struct rte_mtr_meter_profile params;
    uint32_t n_users;
};

TAILQ_HEAD(softnic_mtr_meter_profile_list, softnic_mtr_meter_profile);

/* MTR meter policy */
struct softnic_mtr_meter_policy {
    TAILQ_ENTRY(softnic_mtr_meter_policy) node;
    uint32_t meter_policy_id;
    enum rte_table_action_policer policer[RTE_COLORS];
    uint32_t n_users;
};

TAILQ_HEAD(softnic_mtr_meter_policy_list, softnic_mtr_meter_policy);

/* MTR meter object */
struct softnic_mtr {
    TAILQ_ENTRY(softnic_mtr) node;
    uint32_t mtr_id;
    struct rte_mtr_params params;
    struct rte_flow *flow;
};

TAILQ_HEAD(softnic_mtr_list, softnic_mtr);

struct mtr_internals {
    struct softnic_mtr_meter_profile_list meter_profiles;
    struct softnic_mtr_meter_policy_list meter_policies;
    struct softnic_mtr_list mtrs;
};

struct softnic_mempool_params {
    uint32_t buffer_size;
    uint32_t pool_size;
    uint32_t cache_size;
};

struct softnic_mempool {
    TAILQ_ENTRY(softnic_mempool) node;
    char name[NAME_SIZE];
    struct rte_mempool *m;
    uint32_t buffer_size;
};

TAILQ_HEAD(softnic_mempool_list, softnic_mempool);

struct softnic_swq_params {
    uint32_t size;
};

struct softnic_swq {
    TAILQ_ENTRY(softnic_swq) node;
    char name[NAME_SIZE];
    struct rte_ring *r;
};

TAILQ_HEAD(softnic_swq_list, softnic_swq);

struct softnic_link_params {
    const char *dev_name;
    uint16_t port_id; 
};

struct softnic_link {
    TAILQ_ENTRY(softnic_link) node;
    char name[NAME_SIZE];
    uint16_t port_id;
    uint32_t n_rxq;
    uint32_t n_txq;
};

TAILQ_HEAD(softnic_link_list, softnic_link);

#ifndef TM_MAX_SUBPORTS
#define TM_MAX_SUBPORTS                 8
#endif

#ifndef TM_MAX_PIPES_PER_SUBPORT
#define TM_MAX_PIPES_PER_SUBPORT            4096
#endif

#ifndef TM_MAX_PIPE_PROFILE
#define TM_MAX_PIPE_PROFILE             256
#endif

#ifndef TM_MAX_SUBPORT_PROFILE
#define TM_MAX_SUBPORT_PROFILE              256
#endif

struct tm_params {
    struct rte_sched_port_params port_params;
    struct rte_sched_subport_params subport_params[TM_MAX_SUBPORTS];
    struct rte_sched_subport_profile_params
        subport_profile[TM_MAX_SUBPORT_PROFILE];
    uint32_t n_subport_profiles;
    uint32_t subport_to_profile[TM_MAX_SUBPORT_PROFILE];
    struct rte_sched_pipe_params pipe_profiles[TM_MAX_PIPE_PROFILE];
    uint32_t n_pipe_profiles;
    uint32_t pipe_to_profile[TM_MAX_SUBPORTS * TM_MAX_PIPES_PER_SUBPORT];
};

/* TM Levels */
enum tm_node_level {
    TM_NODE_LEVEL_PORT = 0,
    TM_NODE_LEVEL_SUBPORT,
    TM_NODE_LEVEL_PIPE,
    TM_NODE_LEVEL_TC,
    TM_NODE_LEVEL_QUEUE,
    TM_NODE_LEVEL_MAX,
};

/* TM Shaper Profile */
struct tm_shaper_profile {
    TAILQ_ENTRY(tm_shaper_profile) node;
    uint32_t shaper_profile_id;
    uint32_t n_users;
    struct rte_tm_shaper_params params;
};

TAILQ_HEAD(tm_shaper_profile_list, tm_shaper_profile);

/* TM Shared Shaper */
struct tm_shared_shaper {
    TAILQ_ENTRY(tm_shared_shaper) node;
    uint32_t shared_shaper_id;
    uint32_t n_users;
    uint32_t shaper_profile_id;
};

TAILQ_HEAD(tm_shared_shaper_list, tm_shared_shaper);

/* TM WRED Profile */
struct tm_wred_profile {
    TAILQ_ENTRY(tm_wred_profile) node;
    uint32_t wred_profile_id;
    uint32_t n_users;
    struct rte_tm_wred_params params;
};

TAILQ_HEAD(tm_wred_profile_list, tm_wred_profile);

/* TM Node */
struct tm_node {
    TAILQ_ENTRY(tm_node) node;
    uint32_t node_id;
    uint32_t parent_node_id;
    uint32_t priority;
    uint32_t weight;
    uint32_t level;
    struct tm_node *parent_node;
    struct tm_shaper_profile *shaper_profile;
    struct tm_wred_profile *wred_profile;
    struct rte_tm_node_params params;
    struct rte_tm_node_stats stats;
    uint32_t n_children;
};

TAILQ_HEAD(tm_node_list, tm_node);

/* TM Hierarchy Specification */
struct tm_hierarchy {
    struct tm_shaper_profile_list shaper_profiles;
    struct tm_shared_shaper_list shared_shapers;
    struct tm_wred_profile_list wred_profiles;
    struct tm_node_list nodes;

    uint32_t n_shaper_profiles;
    uint32_t n_shared_shapers;
    uint32_t n_wred_profiles;
    uint32_t n_nodes;

    uint32_t n_tm_nodes[TM_NODE_LEVEL_MAX];
};

struct tm_internals {
    struct tm_hierarchy h;
    int hierarchy_frozen;

    struct tm_params params;
};

struct softnic_tmgr_port {
    TAILQ_ENTRY(softnic_tmgr_port) node;
    char name[NAME_SIZE];
    struct rte_sched_port *s;
};

TAILQ_HEAD(softnic_tmgr_port_list, softnic_tmgr_port);

struct softnic_tap {
    TAILQ_ENTRY(softnic_tap) node;
    char name[NAME_SIZE];
    int fd;
};

TAILQ_HEAD(softnic_tap_list, softnic_tap);

struct softnic_cryptodev_params {
    const char *dev_name;
    uint32_t dev_id; 
    uint32_t n_queues;
    uint32_t queue_size;
    uint32_t session_pool_size;
};

struct softnic_cryptodev {
    TAILQ_ENTRY(softnic_cryptodev) node;
    char name[NAME_SIZE];
    uint16_t dev_id;
    uint32_t n_queues;
    struct rte_mempool *mp_create;
    struct rte_mempool *mp_init;
};

TAILQ_HEAD(softnic_cryptodev_list, softnic_cryptodev);

struct softnic_port_in_action_profile_params {
    uint64_t action_mask;
    struct rte_port_in_action_fltr_config fltr;
    struct rte_port_in_action_lb_config lb;
};

struct softnic_port_in_action_profile {
    TAILQ_ENTRY(softnic_port_in_action_profile) node;
    char name[NAME_SIZE];
    struct softnic_port_in_action_profile_params params;
    struct rte_port_in_action_profile *ap;
};

TAILQ_HEAD(softnic_port_in_action_profile_list, softnic_port_in_action_profile);

struct softnic_table_action_profile_params {
    uint64_t action_mask;
    struct rte_table_action_common_config common;
    struct rte_table_action_lb_config lb;
    struct rte_table_action_mtr_config mtr;
    struct rte_table_action_tm_config tm;
    struct rte_table_action_encap_config encap;
    struct rte_table_action_nat_config nat;
    struct rte_table_action_ttl_config ttl;
    struct rte_table_action_stats_config stats;
    struct rte_table_action_sym_crypto_config sym_crypto;
};

struct softnic_table_action_profile {
    TAILQ_ENTRY(softnic_table_action_profile) node;
    char name[NAME_SIZE];
    struct softnic_table_action_profile_params params;
    struct rte_table_action_profile *ap;
};

TAILQ_HEAD(softnic_table_action_profile_list, softnic_table_action_profile);

struct softnic_table_meter_profile {
    TAILQ_ENTRY(softnic_table_meter_profile) node;
    uint32_t meter_profile_id;
    struct rte_table_action_meter_profile profile;
};

TAILQ_HEAD(softnic_table_meter_profile_list,
    softnic_table_meter_profile);

struct pipeline_params {
    uint32_t timer_period_ms;
    uint32_t offset_port_id;
};

enum softnic_port_in_type {
    PORT_IN_RXQ,
    PORT_IN_SWQ,
    PORT_IN_TMGR,
    PORT_IN_TAP,
    PORT_IN_SOURCE,
    PORT_IN_CRYPTODEV,
};

struct softnic_port_in_params {
    /* Read */
    enum softnic_port_in_type type;
    char dev_name[NAME_SIZE];
    union {
        struct {
            uint16_t queue_id;
        } rxq;

        struct {
            const char *mempool_name;
            uint32_t mtu;
        } tap;

        struct {
            const char *mempool_name;
            const char *file_name;
            uint32_t n_bytes_per_pkt;
        } source;

        struct {
            uint16_t queue_id;
            void *f_callback;
            void *arg_callback;
        } cryptodev;
    };
    uint32_t burst_size;

    /* Action */
    char action_profile_name[NAME_SIZE];
};

enum softnic_port_out_type {
    PORT_OUT_TXQ,
    PORT_OUT_SWQ,
    PORT_OUT_TMGR,
    PORT_OUT_TAP,
    PORT_OUT_SINK,
    PORT_OUT_CRYPTODEV,
};

struct softnic_port_out_params {
    enum softnic_port_out_type type;
    char dev_name[NAME_SIZE];
    union {
        struct {
            uint16_t queue_id;
        } txq;

        struct {
            const char *file_name;
            uint32_t max_n_pkts;
        } sink;

        struct {
            uint16_t queue_id;
            uint32_t op_offset;
        } cryptodev;
    };
    uint32_t burst_size;
    int retry;
    uint32_t n_retries;
};

enum softnic_table_type {
    TABLE_ACL,
    TABLE_ARRAY,
    TABLE_HASH,
    TABLE_LPM,
    TABLE_STUB,
};

struct softnic_table_acl_params {
    uint32_t n_rules;
    uint32_t ip_header_offset;
    int ip_version;
};

struct softnic_table_array_params {
    uint32_t n_keys;
    uint32_t key_offset;
};

#ifndef TABLE_RULE_MATCH_SIZE_MAX
#define TABLE_RULE_MATCH_SIZE_MAX                          256
#endif

struct softnic_table_hash_params {
    uint32_t n_keys;
    uint32_t key_offset;
    uint32_t key_size;
    uint8_t key_mask[TABLE_RULE_MATCH_SIZE_MAX];
    uint32_t n_buckets;
    int extendable_bucket;
};

struct softnic_table_lpm_params {
    uint32_t n_rules;
    uint32_t key_offset;
    uint32_t key_size;
};

struct softnic_table_params {
    /* Match */
    enum softnic_table_type match_type;
    union {
        struct softnic_table_acl_params acl;
        struct softnic_table_array_params array;
        struct softnic_table_hash_params hash;
        struct softnic_table_lpm_params lpm;
    } match;

    /* Action */
    char action_profile_name[NAME_SIZE];
};

struct softnic_port_in {
    struct softnic_port_in_params params;
    struct softnic_port_in_action_profile *ap;
    struct rte_port_in_action *a;
};

struct softnic_port_out {
    struct softnic_port_out_params params;
};

struct softnic_table {
    struct softnic_table_params params;
    struct softnic_table_action_profile *ap;
    struct rte_table_action *a;
    struct flow_list flows;
    struct rte_table_action_dscp_table dscp_table;
    struct softnic_table_meter_profile_list meter_profiles;
};

struct pipeline {
    TAILQ_ENTRY(pipeline) node;
    char name[NAME_SIZE];

    struct rte_pipeline *p;
    struct pipeline_params params;
    struct softnic_port_in port_in[RTE_PIPELINE_PORT_IN_MAX];
    struct softnic_port_out port_out[RTE_PIPELINE_PORT_OUT_MAX];
    struct softnic_table table[RTE_PIPELINE_TABLE_MAX];
    uint32_t n_ports_in;
    uint32_t n_ports_out;
    uint32_t n_tables;

    struct rte_ring *msgq_req;
    struct rte_ring *msgq_rsp;
    uint32_t timer_period_ms;

    int enabled;
    uint32_t thread_id;
    uint32_t cpu_id;
};

TAILQ_HEAD(pipeline_list, pipeline);

#ifndef THREAD_PIPELINES_MAX
#define THREAD_PIPELINES_MAX                               256
#endif

#ifndef THREAD_MSGQ_SIZE
#define THREAD_MSGQ_SIZE                                   64
#endif

#ifndef THREAD_TIMER_PERIOD_MS
#define THREAD_TIMER_PERIOD_MS                             100
#endif

struct softnic_thread {
    struct rte_ring *msgq_req;
    struct rte_ring *msgq_rsp;

    uint32_t service_id;
};

#ifndef TABLE_RULE_ACTION_SIZE_MAX
#define TABLE_RULE_ACTION_SIZE_MAX                         2048
#endif

struct softnic_table_data {
    struct rte_table_action *a;
};

struct pipeline_data {
    struct rte_pipeline *p;
    struct softnic_table_data table_data[RTE_PIPELINE_TABLE_MAX];
    uint32_t n_tables;

    struct rte_ring *msgq_req;
    struct rte_ring *msgq_rsp;
    uint64_t timer_period; /* Measured in CPU cycles. */
    uint64_t time_next;

    uint8_t buffer[TABLE_RULE_ACTION_SIZE_MAX];
};

struct softnic_thread_data {
    struct rte_pipeline *p[THREAD_PIPELINES_MAX];
    uint32_t n_pipelines;

    struct pipeline_data pipeline_data[THREAD_PIPELINES_MAX];
    struct rte_ring *msgq_req;
    struct rte_ring *msgq_rsp;
    uint64_t timer_period; /* Measured in CPU cycles. */
    uint64_t time_next;
    uint64_t time_next_min;
    uint64_t iter;
} __rte_cache_aligned;

struct pmd_internals {
    struct pmd_params params;

    struct {
        struct tm_internals tm; 
    } soft;

    struct flow_internals flow;
    struct mtr_internals mtr;

    struct softnic_conn *conn;
    struct softnic_mempool_list mempool_list;
    struct softnic_swq_list swq_list;
    struct softnic_link_list link_list;
    struct softnic_tmgr_port_list tmgr_port_list;
    struct softnic_tap_list tap_list;
    struct softnic_cryptodev_list cryptodev_list;
    struct softnic_port_in_action_profile_list port_in_action_profile_list;
    struct softnic_table_action_profile_list table_action_profile_list;
    struct pipeline_list pipeline_list;
    struct softnic_thread thread[RTE_MAX_LCORE];
    struct softnic_thread_data thread_data[RTE_MAX_LCORE];
};

static inline struct rte_eth_dev *
ETHDEV(struct pmd_internals *softnic)
{
    uint16_t port_id;
    int status;

    if (softnic == NULL)
        return NULL;

    status = rte_eth_dev_get_port_by_name(softnic->params.name, &port_id);
    if (status)
        return NULL;

    return &rte_eth_devices[port_id];
}

int
flow_attr_map_set(struct pmd_internals *softnic,
        uint32_t group_id,
        int ingress,
        const char *pipeline_name,
        uint32_t table_id);

struct flow_attr_map *
flow_attr_map_get(struct pmd_internals *softnic,
        uint32_t group_id,
        int ingress);

extern const struct rte_flow_ops pmd_flow_ops;

int
softnic_mtr_init(struct pmd_internals *p);

void
softnic_mtr_free(struct pmd_internals *p);

struct softnic_mtr *
softnic_mtr_find(struct pmd_internals *p,
    uint32_t mtr_id);

struct softnic_mtr_meter_profile *
softnic_mtr_meter_profile_find(struct pmd_internals *p,
    uint32_t meter_profile_id);

struct softnic_mtr_meter_policy *
softnic_mtr_meter_policy_find(struct pmd_internals *p,
    uint32_t meter_policy_id);

extern const struct rte_mtr_ops pmd_mtr_ops;

int
softnic_mempool_init(struct pmd_internals *p);

void
softnic_mempool_free(struct pmd_internals *p);

struct softnic_mempool *
softnic_mempool_find(struct pmd_internals *p,
    const char *name);

struct softnic_mempool *
softnic_mempool_create(struct pmd_internals *p,
    const char *name,
    struct softnic_mempool_params *params);

int
softnic_swq_init(struct pmd_internals *p);

void
softnic_swq_free(struct pmd_internals *p);

void
softnic_softnic_swq_free_keep_rxq_txq(struct pmd_internals *p);

struct softnic_swq *
softnic_swq_find(struct pmd_internals *p,
    const char *name);

struct softnic_swq *
softnic_swq_create(struct pmd_internals *p,
    const char *name,
    struct softnic_swq_params *params);

int
softnic_link_init(struct pmd_internals *p);

void
softnic_link_free(struct pmd_internals *p);

struct softnic_link *
softnic_link_find(struct pmd_internals *p,
    const char *name);

struct softnic_link *
softnic_link_create(struct pmd_internals *p,
    const char *name,
    struct softnic_link_params *params);

int
softnic_tmgr_init(struct pmd_internals *p);

void
softnic_tmgr_free(struct pmd_internals *p);

struct softnic_tmgr_port *
softnic_tmgr_port_find(struct pmd_internals *p,
    const char *name);

struct softnic_tmgr_port *
softnic_tmgr_port_create(struct pmd_internals *p,
    const char *name);

void
tm_hierarchy_init(struct pmd_internals *p);

void
tm_hierarchy_free(struct pmd_internals *p);

static inline int
tm_used(struct rte_eth_dev *dev)
{
    struct pmd_internals *p = dev->data->dev_private;

    return p->soft.tm.h.n_tm_nodes[TM_NODE_LEVEL_PORT];
}

extern const struct rte_tm_ops pmd_tm_ops;

int
softnic_tap_init(struct pmd_internals *p);

void
softnic_tap_free(struct pmd_internals *p);

struct softnic_tap *
softnic_tap_find(struct pmd_internals *p,
    const char *name);

struct softnic_tap *
softnic_tap_create(struct pmd_internals *p,
    const char *name);

int
softnic_cryptodev_init(struct pmd_internals *p);

void
softnic_cryptodev_free(struct pmd_internals *p);

struct softnic_cryptodev *
softnic_cryptodev_find(struct pmd_internals *p,
    const char *name);

struct softnic_cryptodev *
softnic_cryptodev_create(struct pmd_internals *p,
    const char *name,
    struct softnic_cryptodev_params *params);

int
softnic_port_in_action_profile_init(struct pmd_internals *p);

void
softnic_port_in_action_profile_free(struct pmd_internals *p);

struct softnic_port_in_action_profile *
softnic_port_in_action_profile_find(struct pmd_internals *p,
    const char *name);

struct softnic_port_in_action_profile *
softnic_port_in_action_profile_create(struct pmd_internals *p,
    const char *name,
    struct softnic_port_in_action_profile_params *params);

int
softnic_table_action_profile_init(struct pmd_internals *p);

void
softnic_table_action_profile_free(struct pmd_internals *p);

struct softnic_table_action_profile *
softnic_table_action_profile_find(struct pmd_internals *p,
    const char *name);

struct softnic_table_action_profile *
softnic_table_action_profile_create(struct pmd_internals *p,
    const char *name,
    struct softnic_table_action_profile_params *params);

int
softnic_pipeline_init(struct pmd_internals *p);

void
softnic_pipeline_free(struct pmd_internals *p);

void
softnic_pipeline_disable_all(struct pmd_internals *p);

uint32_t
softnic_pipeline_thread_count(struct pmd_internals *p, uint32_t thread_id);

struct pipeline *
softnic_pipeline_find(struct pmd_internals *p, const char *name);

struct pipeline *
softnic_pipeline_create(struct pmd_internals *p,
    const char *name,
    struct pipeline_params *params);

int
softnic_pipeline_port_in_create(struct pmd_internals *p,
    const char *pipeline_name,
    struct softnic_port_in_params *params,
    int enabled);

int
softnic_pipeline_port_in_connect_to_table(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t port_id,
    uint32_t table_id);

int
softnic_pipeline_port_out_create(struct pmd_internals *p,
    const char *pipeline_name,
    struct softnic_port_out_params *params);

int
softnic_pipeline_port_out_find(struct pmd_internals *softnic,
        const char *pipeline_name,
        const char *name,
        uint32_t *port_id);

int
softnic_pipeline_table_create(struct pmd_internals *p,
    const char *pipeline_name,
    struct softnic_table_params *params);

struct softnic_table_meter_profile *
softnic_pipeline_table_meter_profile_find(struct softnic_table *table,
    uint32_t meter_profile_id);

struct softnic_table_rule_match_acl {
    int ip_version;

    RTE_STD_C11
    union {
        struct {
            uint32_t sa;
            uint32_t da;
        } ipv4;

        struct {
            uint8_t sa[16];
            uint8_t da[16];
        } ipv6;
    };

    uint32_t sa_depth;
    uint32_t da_depth;
    uint16_t sp0;
    uint16_t sp1;
    uint16_t dp0;
    uint16_t dp1;
    uint8_t proto;
    uint8_t proto_mask;
    uint32_t priority;
};

struct softnic_table_rule_match_array {
    uint32_t pos;
};

struct softnic_table_rule_match_hash {
    uint8_t key[TABLE_RULE_MATCH_SIZE_MAX];
};

struct softnic_table_rule_match_lpm {
    int ip_version;

    RTE_STD_C11
    union {
        uint32_t ipv4;
        uint8_t ipv6[16];
    };

    uint8_t depth;
};

struct softnic_table_rule_match {
    enum softnic_table_type match_type;

    union {
        struct softnic_table_rule_match_acl acl;
        struct softnic_table_rule_match_array array;
        struct softnic_table_rule_match_hash hash;
        struct softnic_table_rule_match_lpm lpm;
    } match;
};

#ifndef SYM_CRYPTO_MAX_KEY_SIZE
#define SYM_CRYPTO_MAX_KEY_SIZE     (256)
#endif
struct softnic_table_rule_action {
    uint64_t action_mask;
    struct rte_table_action_fwd_params fwd;
    struct rte_table_action_lb_params lb;
    struct rte_table_action_mtr_params mtr;
    struct rte_table_action_tm_params tm;
    struct rte_table_action_encap_params encap;
    struct rte_table_action_nat_params nat;
    struct rte_table_action_ttl_params ttl;
    struct rte_table_action_stats_params stats;
    struct rte_table_action_time_params time;
    struct rte_table_action_tag_params tag;
    struct rte_table_action_decap_params decap;
    struct rte_table_action_sym_crypto_params sym_crypto;
    uint8_t sym_crypto_key[SYM_CRYPTO_MAX_KEY_SIZE];
};

struct rte_flow {
    TAILQ_ENTRY(rte_flow) node;
    struct softnic_table_rule_match match;
    struct softnic_table_rule_action action;
    void *data;
    struct pipeline *pipeline;
    uint32_t table_id;
};

int
softnic_pipeline_port_in_stats_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t port_id,
    struct rte_pipeline_port_in_stats *stats,
    int clear);

int
softnic_pipeline_port_in_enable(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t port_id);

int
softnic_pipeline_port_in_disable(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t port_id);

int
softnic_pipeline_port_out_stats_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t port_id,
    struct rte_pipeline_port_out_stats *stats,
    int clear);

int
softnic_pipeline_table_stats_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    struct rte_pipeline_table_stats *stats,
    int clear);

int
softnic_pipeline_table_rule_add(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    struct softnic_table_rule_match *match,
    struct softnic_table_rule_action *action,
    void **data);

int
softnic_pipeline_table_rule_add_bulk(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    struct softnic_table_rule_match *match,
    struct softnic_table_rule_action *action,
    void **data,
    uint32_t *n_rules);

int
softnic_pipeline_table_rule_add_default(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    struct softnic_table_rule_action *action,
    void **data);

int
softnic_pipeline_table_rule_delete(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    struct softnic_table_rule_match *match);

int
softnic_pipeline_table_rule_delete_default(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id);

int
softnic_pipeline_table_rule_stats_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    void *data,
    struct rte_table_action_stats_counters *stats,
    int clear);

int
softnic_pipeline_table_mtr_profile_add(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    uint32_t meter_profile_id,
    struct rte_table_action_meter_profile *profile);

int
softnic_pipeline_table_mtr_profile_delete(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    uint32_t meter_profile_id);

int
softnic_pipeline_table_rule_mtr_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    void *data,
    uint32_t tc_mask,
    struct rte_table_action_mtr_counters *stats,
    int clear);

int
softnic_pipeline_table_dscp_table_update(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    uint64_t dscp_mask,
    struct rte_table_action_dscp_table *dscp_table);

int
softnic_pipeline_table_rule_ttl_read(struct pmd_internals *p,
    const char *pipeline_name,
    uint32_t table_id,
    void *data,
    struct rte_table_action_ttl_counters *stats,
    int clear);

int
softnic_thread_init(struct pmd_internals *p);

void
softnic_thread_free(struct pmd_internals *p);

int
softnic_thread_pipeline_enable(struct pmd_internals *p,
    uint32_t thread_id,
    const char *pipeline_name);

int
softnic_thread_pipeline_disable(struct pmd_internals *p,
    uint32_t thread_id,
    const char *pipeline_name);

void
softnic_cli_process(char *in,
    char *out,
    size_t out_size,
    void *arg);

int
softnic_cli_script_process(struct pmd_internals *softnic,
    const char *file_name,
    size_t msg_in_len_max,
    size_t msg_out_len_max);

#endif /* __INCLUDE_RTE_ETH_SOFTNIC_INTERNALS_H__ */