rte_fib6.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2018 Vladimir Medvedkin <medvedkinv@gmail.com>
 * Copyright(c) 2019 Intel Corporation
 */
 
#ifndef _RTE_FIB6_H_
#define _RTE_FIB6_H_
 
#include <stdint.h>
 
#include <rte_common.h>
#include <rte_ip6.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define RTE_FIB6_IPV6_ADDR_SIZE (RTE_DEPRECATED(RTE_FIB6_IPV6_ADDR_SIZE) RTE_IPV6_ADDR_SIZE)
#define RTE_FIB6_MAXDEPTH (RTE_DEPRECATED(RTE_FIB6_MAXDEPTH) RTE_IPV6_MAX_DEPTH)
 
struct rte_fib6;
struct rte_rib6;
 
enum rte_fib6_type {
    RTE_FIB6_DUMMY,     
    RTE_FIB6_TRIE       
};
 
typedef int (*rte_fib6_modify_fn_t)(struct rte_fib6 *fib,
    const struct rte_ipv6_addr *ip, uint8_t depth,
    uint64_t next_hop, int op);
typedef void (*rte_fib6_lookup_fn_t)(void *fib,
    const struct rte_ipv6_addr *ips,
    uint64_t *next_hops, const unsigned int n);
 
enum rte_fib6_op {
    RTE_FIB6_ADD,
    RTE_FIB6_DEL,
};
 
enum rte_fib_trie_nh_sz {
    RTE_FIB6_TRIE_2B = 1,
    RTE_FIB6_TRIE_4B,
    RTE_FIB6_TRIE_8B
};
 
enum rte_fib6_lookup_type {
    RTE_FIB6_LOOKUP_DEFAULT,
    RTE_FIB6_LOOKUP_TRIE_SCALAR, 
    RTE_FIB6_LOOKUP_TRIE_VECTOR_AVX512 
};
 
struct rte_fib6_conf {
    enum rte_fib6_type type; 
    uint64_t default_nh;
    int max_routes;
    unsigned int rib_ext_sz;
    union {
        struct {
            enum rte_fib_trie_nh_sz nh_sz;
            uint32_t    num_tbl8;
        } trie;
    };
};
 
struct rte_fib6 *
rte_fib6_create(const char *name, int socket_id, struct rte_fib6_conf *conf);
 
struct rte_fib6 *
rte_fib6_find_existing(const char *name);
 
void
rte_fib6_free(struct rte_fib6 *fib);
 
int
rte_fib6_add(struct rte_fib6 *fib, const struct rte_ipv6_addr *ip,
    uint8_t depth, uint64_t next_hop);
 
int
rte_fib6_delete(struct rte_fib6 *fib,
    const struct rte_ipv6_addr *ip, uint8_t depth);
 
int
rte_fib6_lookup_bulk(struct rte_fib6 *fib,
    const struct rte_ipv6_addr *ips,
    uint64_t *next_hops, int n);
 
void *
rte_fib6_get_dp(struct rte_fib6 *fib);
 
struct rte_rib6 *
rte_fib6_get_rib(struct rte_fib6 *fib);
 
int
rte_fib6_select_lookup(struct rte_fib6 *fib, enum rte_fib6_lookup_type type);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _RTE_FIB6_H_ */