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/*
* BIRD -- The BGP Monitoring Protocol (BMP)
*
* (c) 2020 Akamai Technologies, Inc. (Pawel Maslanka, pmaslank@akamai.com)
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
/**
* This map implementation binds peer IP address as container key with custom data.
*/
#ifndef _BIRD_BMP_MAP_H_
#define _BIRD_BMP_MAP_H_
#include "nest/bird.h"
#include "lib/hash.h"
#include "lib/resource.h"
#include "proto/bmp/utils.h"
struct bmp_peer_map_key {
struct bmp_peer_map_key *next;
ip_addr peer_ip;
u32 peer_as;
};
struct bmp_peer_map_data {
void *buf;
size_t buf_size;
};
struct bmp_peer_map_entry {
struct bmp_peer_map_key key;
struct bmp_peer_map_data data;
};
struct bmp_peer_map {
pool *mpool; // Memory pool for peer entries in peer_hash
HASH(struct bmp_peer_map_key) peer_hash; // Hash for peers to find the index
};
enum bmp_result
bmp_peer_map_init(struct bmp_peer_map *map, pool *mpool);
struct bmp_peer_map_key
bmp_peer_map_key_create(const ip_addr peer_ip, const u32 peer_as);
enum bmp_result
bmp_peer_map_free(struct bmp_peer_map *map);
enum bmp_result
bmp_peer_map_flush(struct bmp_peer_map *map);
enum bmp_result
bmp_peer_map_insert(struct bmp_peer_map *map, const struct bmp_peer_map_key key,
const byte *data, const size_t data_size);
enum bmp_result
bmp_peer_map_remove(struct bmp_peer_map *map, const struct bmp_peer_map_key key);
const struct bmp_peer_map_entry *
bmp_peer_map_get(struct bmp_peer_map *map, const struct bmp_peer_map_key key);
typedef void (*bmp_peer_map_walk_action)(const struct bmp_peer_map_key key,
const byte *data, const size_t data_size);
void
bmp_peer_map_walk(const struct bmp_peer_map *map, bmp_peer_map_walk_action action);
#endif /* _BIRD_BMP_MAP_H_ */
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