2 subnet.h -- header for subnet.c
3 Copyright (C) 2000-2005 Guus Sliepen <guus@tinc-vpn.org>,
4 2000-2005 Ivo Timmermans <ivo@tinc-vpn.org>
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
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #ifndef __TINC_SUBNET_H__
24 #define __TINC_SUBNET_H__
28 typedef enum subnet_type_t {
32 SUBNET_TYPES /* Guardian */
35 typedef struct subnet_mac_t {
39 typedef struct subnet_ipv4_t {
44 typedef struct subnet_ipv6_t {
51 typedef struct subnet_t {
52 struct node_t *owner; /* the owner of this subnet */
54 subnet_type_t type; /* subnet type (IPv4? IPv6? MAC? something even weirder?) */
55 time_t expires; /* expiry time */
57 /* And now for the actual subnet: */
68 extern int subnet_compare(const struct subnet_t *, const struct subnet_t *);
69 extern subnet_t *new_subnet(void) __attribute__ ((__malloc__));
70 extern void free_subnet(subnet_t *);
71 extern void init_subnets(void);
72 extern void exit_subnets(void);
73 extern avl_tree_t *new_subnet_tree(void) __attribute__ ((__malloc__));
74 extern void free_subnet_tree(avl_tree_t *);
75 extern void subnet_add(struct node_t *, subnet_t *);
76 extern void subnet_del(struct node_t *, subnet_t *);
77 extern void subnet_update(struct node_t *, subnet_t *, bool);
78 extern bool net2str(char *, int, const subnet_t *);
79 extern bool str2net(subnet_t *, const char *);
80 extern subnet_t *lookup_subnet(const struct node_t *, const subnet_t *);
81 extern subnet_t *lookup_subnet_mac(const mac_t *);
82 extern subnet_t *lookup_subnet_ipv4(const ipv4_t *);
83 extern subnet_t *lookup_subnet_ipv6(const ipv6_t *);
84 extern void dump_subnets(void);
86 #endif /* __TINC_SUBNET_H__ */