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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Prefix list functions.
* Copyright (C) 1999 Kunihiro Ishiguro
*/
#ifndef _QUAGGA_PLIST_H
#define _QUAGGA_PLIST_H
#include <zebra.h>
#include "stream.h"
#include "vty.h"
#ifdef __cplusplus
extern "C" {
#endif
enum prefix_list_type {
PREFIX_DENY,
PREFIX_PERMIT,
};
struct prefix_list;
struct prefix_list_entry;
struct orf_prefix {
uint32_t seq;
uint8_t ge;
uint8_t le;
struct prefix p;
};
/* Prototypes. */
extern void prefix_list_init(void);
extern void prefix_list_reset(void);
extern void prefix_list_add_hook(void (*func)(struct prefix_list *));
extern void prefix_list_delete_hook(void (*func)(struct prefix_list *));
extern const char *prefix_list_name(struct prefix_list *);
extern afi_t prefix_list_afi(struct prefix_list *);
extern struct prefix_list *prefix_list_lookup(afi_t, const char *);
/*
* prefix_list_apply_which_prefix
*
* Allow calling function to learn which prefix
* caused the DENY or PERMIT.
*
* If no pointer is sent in, do not return anything.
* If it is a empty plist return a NULL pointer.
*
* address_mode = the "prefix" being passed in is really an address, match
* regardless of prefix length (i.e. ge/le are ignored.) prefix->prefixlen
* must be /32.
*/
extern enum prefix_list_type
prefix_list_apply_ext(struct prefix_list *plist,
const struct prefix_list_entry **matches,
union prefixconstptr prefix,
bool address_mode);
#define prefix_list_apply(A, B) \
prefix_list_apply_ext((A), NULL, (B), false)
extern struct prefix_list *prefix_bgp_orf_lookup(afi_t, const char *);
extern struct stream *prefix_bgp_orf_entry(struct stream *,
struct prefix_list *, uint8_t,
uint8_t, uint8_t);
extern int prefix_bgp_orf_set(char *, afi_t, struct orf_prefix *, int, int);
extern void prefix_bgp_orf_remove_all(afi_t, char *);
extern int prefix_bgp_show_prefix_list(struct vty *vty, afi_t afi, char *name,
bool use_json);
extern struct prefix_list *prefix_list_get(afi_t afi, int orf,
const char *name);
extern void prefix_list_delete(struct prefix_list *plist);
extern int64_t prefix_new_seq_get(struct prefix_list *plist);
extern struct prefix_list_entry *prefix_list_entry_new(void);
extern void prefix_list_entry_delete(struct prefix_list *plist,
struct prefix_list_entry *pentry,
int update_list);
extern struct prefix_list_entry *
prefix_list_entry_lookup(struct prefix_list *plist, struct prefix *prefix,
enum prefix_list_type type, int64_t seq, int le,
int ge);
#ifdef __cplusplus
}
#endif
#endif /* _QUAGGA_PLIST_H */
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