2 edge.h -- header for edge.c
3 Copyright (C) 2001-2006 Guus Sliepen <guus@tinc-vpn.org>,
4 2001-2005 Ivo Timmermans
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License along
17 with this program; if not, write to the Free Software Foundation, Inc.,
18 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21 #ifndef __TINC_EDGE_H__
22 #define __TINC_EDGE_H__
25 #include "connection.h"
29 typedef struct edge_t {
34 uint32_t options; /* options turned on for this edge */
35 int weight; /* weight of this edge */
37 struct connection_t *connection; /* connection associated with this edge, if available */
38 struct edge_t *reverse; /* edge in the opposite direction, if available */
41 extern avl_tree_t *edge_weight_tree; /* Tree with all known edges sorted on weight */
43 extern void init_edges(void);
44 extern void exit_edges(void);
45 extern edge_t *new_edge(void) __attribute__ ((__malloc__));
46 extern void free_edge(edge_t *);
47 extern avl_tree_t *new_edge_tree(void) __attribute__ ((__malloc__));
48 extern void free_edge_tree(avl_tree_t *);
49 extern void edge_add(edge_t *);
50 extern void edge_del(edge_t *);
51 extern edge_t *lookup_edge(struct node_t *, struct node_t *);
52 extern void dump_edges(void);
54 #endif /* __TINC_EDGE_H__ */