87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
#ifndef TINC_SUBNET_H
|
|
#define TINC_SUBNET_H
|
|
|
|
/*
|
|
subnet.h -- header for subnet.c
|
|
Copyright (C) 2000-2009 Guus Sliepen <guus@tinc-vpn.org>,
|
|
2000-2005 Ivo Timmermans
|
|
|
|
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.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#include "net.h"
|
|
|
|
typedef enum subnet_type_t {
|
|
SUBNET_MAC = 0,
|
|
SUBNET_IPV4,
|
|
SUBNET_IPV6,
|
|
SUBNET_TYPES, /* Guardian */
|
|
} subnet_type_t;
|
|
|
|
typedef struct subnet_mac_t {
|
|
mac_t address;
|
|
} subnet_mac_t;
|
|
|
|
typedef struct subnet_ipv4_t {
|
|
ipv4_t address;
|
|
int prefixlength;
|
|
} subnet_ipv4_t;
|
|
|
|
typedef struct subnet_ipv6_t {
|
|
ipv6_t address;
|
|
int prefixlength;
|
|
} subnet_ipv6_t;
|
|
|
|
#include "node.h"
|
|
|
|
typedef struct subnet_t {
|
|
struct node_t *owner; /* the owner of this subnet */
|
|
|
|
subnet_type_t type; /* subnet type (IPv4? IPv6? MAC? something even weirder?) */
|
|
time_t expires; /* expiry time */
|
|
int weight; /* weight (higher value is higher priority) */
|
|
|
|
/* And now for the actual subnet: */
|
|
|
|
union net {
|
|
subnet_mac_t mac;
|
|
subnet_ipv4_t ipv4;
|
|
subnet_ipv6_t ipv6;
|
|
} net;
|
|
} subnet_t;
|
|
|
|
#define MAXNETSTR 64
|
|
|
|
extern avl_tree_t *subnet_tree;
|
|
|
|
extern subnet_t *new_subnet(void) __attribute__((__malloc__));
|
|
extern void free_subnet(subnet_t *subnet);
|
|
extern void init_subnets(void);
|
|
extern void exit_subnets(void);
|
|
extern avl_tree_t *new_subnet_tree(void) __attribute__((__malloc__));
|
|
extern void free_subnet_tree(avl_tree_t *subnet_tree);
|
|
extern void subnet_add(struct node_t *owner, subnet_t *subnet);
|
|
extern void subnet_del(struct node_t *owner, subnet_t *subnet);
|
|
extern void subnet_update(struct node_t *owner, subnet_t *subnet, bool up);
|
|
extern bool net2str(char *netstr, int len, const subnet_t *subnet);
|
|
extern bool str2net(subnet_t *subnet, const char *netstr);
|
|
extern subnet_t *lookup_subnet(const struct node_t *owner, const subnet_t *subnet);
|
|
extern subnet_t *lookup_subnet_mac(const struct node_t *owner, const mac_t *address);
|
|
extern subnet_t *lookup_subnet_ipv4(const ipv4_t *address);
|
|
extern subnet_t *lookup_subnet_ipv6(const ipv6_t *address);
|
|
extern void dump_subnets(void);
|
|
extern void subnet_cache_flush(void);
|
|
|
|
#endif
|