diff options
Diffstat (limited to 'lib/table.h')
-rw-r--r-- | lib/table.h | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/lib/table.h b/lib/table.h new file mode 100644 index 000000000..6f0909951 --- /dev/null +++ b/lib/table.h @@ -0,0 +1,74 @@ +/* + * Routing Table + * Copyright (C) 1998 Kunihiro Ishiguro + * + * This file is part of GNU Zebra. + * + * GNU Zebra is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2, or (at your option) any + * later version. + * + * GNU Zebra is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GNU Zebra; see the file COPYING. If not, write to the Free + * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA + * 02111-1307, USA. + */ + +#ifndef _ZEBRA_TABLE_H +#define _ZEBRA_TABLE_H + +/* Routing table top structure. */ +struct route_table +{ + struct route_node *top; +}; + +/* Each routing entry. */ +struct route_node +{ + /* Actual prefix of this radix. */ + struct prefix p; + + /* Tree link. */ + struct route_table *table; + struct route_node *parent; + struct route_node *link[2]; +#define l_left link[0] +#define l_right link[1] + + /* Lock of this radix */ + unsigned int lock; + + /* Each node of route. */ + void *info; + + /* Aggregation. */ + void *aggregate; +}; + +/* Prototypes. */ +struct route_table *route_table_init (void); +void route_table_finish (struct route_table *); +void route_unlock_node (struct route_node *node); +void route_node_delete (struct route_node *node); +struct route_node *route_top (struct route_table *); +struct route_node *route_next (struct route_node *); +struct route_node *route_next_until (struct route_node *, struct route_node *); +struct route_node *route_node_get (struct route_table *, struct prefix *); +struct route_node *route_node_lookup (struct route_table *, struct prefix *); +struct route_node *route_lock_node (struct route_node *node); +struct route_node *route_node_match (struct route_table *, struct prefix *); +struct route_node *route_node_match_ipv4 (struct route_table *, + struct in_addr *); +#ifdef HAVE_IPV6 +struct route_node *route_node_match_ipv6 (struct route_table *, + struct in6_addr *); +#endif /* HAVE_IPV6 */ + +#endif /* _ZEBRA_TABLE_H */ |