5 edge.h -- header for edge.c
6 Copyright (C) 2001-2012 Guus Sliepen <guus@tinc-vpn.org>,
7 2001-2005 Ivo Timmermans
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License along
20 with this program; if not, write to the Free Software Foundation, Inc.,
21 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 #include "splay_tree.h"
25 #include "connection.h"
29 typedef struct edge_t {
33 sockaddr_t local_address;
35 uint32_t options; /* options turned on for this edge */
36 int weight; /* weight of this edge */
38 struct connection_t *connection; /* connection associated with this edge, if available */
39 struct edge_t *reverse; /* edge in the opposite direction, if available */
42 extern splay_tree_t *edge_weight_tree; /* Tree with all known edges sorted on weight */
44 extern void init_edges(void);
45 extern void exit_edges(void);
46 extern edge_t *new_edge(void) __attribute__((__malloc__));
47 extern void free_edge(edge_t *e);
48 extern splay_tree_t *new_edge_tree(void) __attribute__((__malloc__));
49 extern void free_edge_tree(splay_tree_t *edge_tree);
50 extern void edge_add(edge_t *e);
51 extern void edge_del(edge_t *e);
52 extern edge_t *lookup_edge(struct node_t *from, struct node_t *to);
53 extern bool dump_edges(struct connection_t *c);