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bird/proto/static/static.h
Ondrej Zajicek d40c26594c Fixes issues with static protocol reconfiguration.
The old static route was not removed when the nexthop changed and the
new one was not viable (no neighbor).

Thanks to Pierluigi Rolando for the original patch.
2014-02-26 16:01:20 +01:00

46 lines
1.4 KiB
C

/*
* BIRD -- Static Route Generator
*
* (c) 1998--2000 Martin Mares <mj@ucw.cz>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*/
#ifndef _BIRD_STATIC_H_
#define _BIRD_STATIC_H_
struct static_config {
struct proto_config c;
list iface_routes; /* Routes to search on interface events */
list other_routes; /* Routes hooked to neighbor cache and reject routes */
int check_link; /* Whether iface link state is used */
struct rtable_config *igp_table; /* Table used for recursive next hop lookups */
};
void static_init_config(struct static_config *);
struct static_route {
node n;
struct static_route *chain; /* Next for the same neighbor */
ip_addr net; /* Network we route */
int masklen; /* Mask length */
int dest; /* Destination type (RTD_*) */
ip_addr via; /* Destination router */
struct iface *via_if; /* Destination iface, for link-local vias */
struct neighbor *neigh;
byte *if_name; /* Name for RTD_DEVICE routes */
struct static_route *mp_next; /* Nexthops for RTD_MULTIPATH routes */
int installed; /* Installed in rt table, -1 for reinstall */
};
/* Dummy nodes (parts of multipath route) abuses masklen field for weight
and if_name field for a ptr to the master (RTD_MULTIPATH) node. */
#define RTDX_RECURSIVE 0x7f /* Phony dest value for recursive routes */
void static_show(struct proto *);
#endif