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718e3744 1/* BGP nexthop scan
2 Copyright (C) 2000 Kunihiro Ishiguro
3
4This file is part of GNU Zebra.
5
6GNU Zebra is free software; you can redistribute it and/or modify it
7under the terms of the GNU General Public License as published by the
8Free Software Foundation; either version 2, or (at your option) any
9later version.
10
11GNU Zebra is distributed in the hope that it will be useful, but
12WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GNU Zebra; see the file COPYING. If not, write to the Free
18Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
1902111-1307, USA. */
20
00d252cb 21#ifndef _QUAGGA_BGP_NEXTHOP_H
22#define _QUAGGA_BGP_NEXTHOP_H
23
5304cb52
PJ
24#include "if.h"
25
718e3744 26#define BGP_SCAN_INTERVAL_DEFAULT 60
27#define BGP_IMPORT_INTERVAL_DEFAULT 15
28
29/* BGP nexthop cache value structure. */
30struct bgp_nexthop_cache
31{
32 /* This nexthop exists in IGP. */
33 u_char valid;
34
35 /* Nexthop is changed. */
36 u_char changed;
37
38 /* Nexthop is changed. */
39 u_char metricchanged;
40
41 /* IGP route's metric. */
42 u_int32_t metric;
43
44 /* Nexthop number and nexthop linked list.*/
45 u_char nexthop_num;
46 struct nexthop *nexthop;
47};
48
94f2b392 49extern void bgp_scan_init (void);
228da428 50extern void bgp_scan_finish (void);
94f2b392 51extern int bgp_nexthop_lookup (afi_t, struct peer *peer, struct bgp_info *,
718e3744 52 int *, int *);
94f2b392 53extern void bgp_connected_add (struct connected *c);
54extern void bgp_connected_delete (struct connected *c);
55extern int bgp_multiaccess_check_v4 (struct in_addr, char *);
56extern int bgp_config_write_scan_time (struct vty *);
8e80bdf2 57extern int bgp_nexthop_onlink (afi_t, struct attr *);
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58extern int bgp_nexthop_self (struct attr *);
59extern void bgp_address_init (void);
00d252cb 60
61#endif /* _QUAGGA_BGP_NEXTHOP_H */