cne_rib.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright (c) 2018 Vladimir Medvedkin <medvedkinv@gmail.com>
 * Copyright (c) 2019-2022 Intel Corporation
 */
 
#ifndef _CNE_RIB_H_
#define _CNE_RIB_H_
 
#include <stdlib.h>
#include <stdint.h>
 
#include <cne_common.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
enum {
    CNE_RIB_GET_NXT_ALL,
    CNE_RIB_GET_NXT_COVER
};
 
struct cne_rib;
struct cne_rib_node;
 
struct cne_rib_conf {
    size_t ext_sz; /* size of cne_rib_node's pool */
    int max_nodes;
};
 
static inline uint32_t
cne_rib_depth_to_mask(uint8_t depth)
{
    return (uint32_t)(UINT64_MAX << (32 - depth));
}
 
CNDP_API struct cne_rib_node *cne_rib_lookup(struct cne_rib *rib, uint32_t ip);
 
CNDP_API struct cne_rib_node *cne_rib_lookup_parent(struct cne_rib_node *ent);
 
CNDP_API struct cne_rib_node *cne_rib_lookup_exact(struct cne_rib *rib, uint32_t ip, uint8_t depth);
 
CNDP_API struct cne_rib_node *cne_rib_get_nxt(struct cne_rib *rib, uint32_t ip, uint8_t depth,
                                              struct cne_rib_node *last, int flag);
 
CNDP_API void cne_rib_remove(struct cne_rib *rib, uint32_t ip, uint8_t depth);
 
CNDP_API struct cne_rib_node *cne_rib_insert(struct cne_rib *rib, uint32_t ip, uint8_t depth);
 
CNDP_API int cne_rib_get_ip(const struct cne_rib_node *node, uint32_t *ip);
 
CNDP_API int cne_rib_get_depth(const struct cne_rib_node *node, uint8_t *depth);
 
CNDP_API void *cne_rib_get_ext(struct cne_rib_node *node);
 
CNDP_API int cne_rib_get_nh(const struct cne_rib_node *node, uint64_t *nh);
 
CNDP_API int cne_rib_set_nh(struct cne_rib_node *node, uint64_t nh);
 
CNDP_API struct cne_rib *cne_rib_create(const char *name, const struct cne_rib_conf *conf);
 
CNDP_API void cne_rib_free(struct cne_rib *rib);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _CNE_RIB_H_ */