Annotation of embedaddon/quagga/bgpd/bgp_table.h, revision 1.1.1.1
1.1 misho 1: /* BGP routing table
2: Copyright (C) 1998, 2001 Kunihiro Ishiguro
3:
4: This file is part of GNU Zebra.
5:
6: GNU Zebra is free software; you can redistribute it and/or modify it
7: under the terms of the GNU General Public License as published by the
8: Free Software Foundation; either version 2, or (at your option) any
9: later version.
10:
11: GNU Zebra is distributed in the hope that it will be useful, but
12: WITHOUT ANY WARRANTY; without even the implied warranty of
13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: General Public License for more details.
15:
16: You should have received a copy of the GNU General Public License
17: along with GNU Zebra; see the file COPYING. If not, write to the Free
18: Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
19: 02111-1307, USA. */
20:
21: #ifndef _QUAGGA_BGP_TABLE_H
22: #define _QUAGGA_BGP_TABLE_H
23:
24: typedef enum
25: {
26: BGP_TABLE_MAIN,
27: BGP_TABLE_RSCLIENT,
28: } bgp_table_t;
29:
30: struct bgp_table
31: {
32: bgp_table_t type;
33:
34: /* afi/safi of this table */
35: afi_t afi;
36: safi_t safi;
37:
38: int lock;
39:
40: /* The owner of this 'bgp_table' structure. */
41: struct peer *owner;
42:
43: struct bgp_node *top;
44:
45: unsigned long count;
46: };
47:
48: struct bgp_node
49: {
50: struct prefix p;
51:
52: struct bgp_table *table;
53: struct bgp_node *parent;
54: struct bgp_node *link[2];
55: #define l_left link[0]
56: #define l_right link[1]
57:
58: void *info;
59:
60: struct bgp_adj_out *adj_out;
61:
62: struct bgp_adj_in *adj_in;
63:
64: struct bgp_node *prn;
65:
66: int lock;
67:
68: u_char flags;
69: #define BGP_NODE_PROCESS_SCHEDULED (1 << 0)
70: };
71:
72: extern struct bgp_table *bgp_table_init (afi_t, safi_t);
73: extern void bgp_table_lock (struct bgp_table *);
74: extern void bgp_table_unlock (struct bgp_table *);
75: extern void bgp_table_finish (struct bgp_table **);
76: extern void bgp_unlock_node (struct bgp_node *node);
77: extern struct bgp_node *bgp_table_top (const struct bgp_table *const);
78: extern struct bgp_node *bgp_route_next (struct bgp_node *);
79: extern struct bgp_node *bgp_route_next_until (struct bgp_node *, struct bgp_node *);
80: extern struct bgp_node *bgp_node_get (struct bgp_table *const, struct prefix *);
81: extern struct bgp_node *bgp_node_lookup (const struct bgp_table *const, struct prefix *);
82: extern struct bgp_node *bgp_lock_node (struct bgp_node *node);
83: extern struct bgp_node *bgp_node_match (const struct bgp_table *, struct prefix *);
84: extern struct bgp_node *bgp_node_match_ipv4 (const struct bgp_table *,
85: struct in_addr *);
86: #ifdef HAVE_IPV6
87: extern struct bgp_node *bgp_node_match_ipv6 (const struct bgp_table *,
88: struct in6_addr *);
89: #endif /* HAVE_IPV6 */
90: extern unsigned long bgp_table_count (const struct bgp_table *const);
91: #endif /* _QUAGGA_BGP_TABLE_H */
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