b6298e2c08
- Implemented a breadth-first search algorithm as a cheap substitution for a single-source shortest path algorithm.
65 lines
2.3 KiB
C
65 lines
2.3 KiB
C
/*
|
|
edge.h -- header for edge.c
|
|
Copyright (C) 2001 Guus Sliepen <guus@sliepen.warande.net>,
|
|
2001 Ivo Timmermans <itimmermans@bigfoot.com>
|
|
|
|
This program 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 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
$Id: edge.h,v 1.1.2.3 2001/10/28 22:42:49 guus Exp $
|
|
*/
|
|
|
|
#ifndef __TINC_EDGE_H__
|
|
#define __TINC_EDGE_H__
|
|
|
|
#include <avl_tree.h>
|
|
|
|
#include "node.h"
|
|
#include "connection.h"
|
|
|
|
/* I don't know if halfconnection_t is useful... */
|
|
|
|
typedef struct halfconnection_t {
|
|
struct node_t *node; /* node associated with this end of the connection */
|
|
|
|
ipv4_t address; /* real (internet) ip on this end of the meta connection */
|
|
short unsigned int port; /* port number of this end of the meta connection */
|
|
char *hostname; /* the hostname of real ip */
|
|
} halfconnection_t;
|
|
|
|
typedef struct edge_t {
|
|
struct node_t *from;
|
|
struct node_t *to;
|
|
|
|
long int options; /* options turned on for this edge */
|
|
int weight; /* weight of this edge */
|
|
|
|
struct connection_t *connection; /* connection associated with this edge, if available */
|
|
} edge_t;
|
|
|
|
extern avl_tree_t *edge_tree; /* Tree with all known edges (replaces active_tree) */
|
|
extern avl_tree_t *edge_weight_tree; /* Tree with all known edges sorted on weight */
|
|
|
|
extern void init_edges(void);
|
|
extern void exit_edges(void);
|
|
extern edge_t *new_edge(void);
|
|
extern void free_edge(edge_t *);
|
|
extern avl_tree_t *new_edge_tree(void);
|
|
extern void free_edge_tree(avl_tree_t *);
|
|
extern void edge_add(edge_t *);
|
|
extern void edge_del(edge_t *);
|
|
extern edge_t *lookup_edge(struct node_t *, struct node_t *);
|
|
extern void dump_edges(void);
|
|
|
|
#endif /* __TINC_EDGE_H__ */
|