X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fsubnet.h;h=0bf3b91cf6928a8781ce861aa3298c0275d358ca;hp=ceb67102fe79296094fd69bbf618e60bb1281a2b;hb=0842998c0bd46855d198923acc2c13cff7430ffe;hpb=2228b16159a7aff64e6559ee1635716154e67fe6 diff --git a/src/subnet.h b/src/subnet.h index ceb67102..0bf3b91c 100644 --- a/src/subnet.h +++ b/src/subnet.h @@ -1,7 +1,7 @@ /* subnet.h -- header for subnet.c - Copyright (C) 2000 Guus Sliepen , - 2000 Ivo Timmermans + Copyright (C) 2000,2001 Guus Sliepen , + 2000,2001 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 @@ -17,32 +17,66 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id: subnet.h,v 1.1.2.1 2000/10/01 03:21:49 guus Exp $ + $Id: subnet.h,v 1.1.2.25 2003/10/06 14:33:04 guus Exp $ */ #ifndef __TINC_SUBNET_H__ #define __TINC_SUBNET_H__ -enum{ - SUBNET_MAC = 0, - SUBNET_IPv4, - SUBNET_IPv6, -}; +#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; + time_t lastseen; +} 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 conn_list_t *owner; /* the owner of this subnet */ - struct conn_list_t *uplink; /* the uplink which we should send packets to for this subnet */ + struct node_t *owner; /* the owner of this subnet */ - struct subnet_t *prev; /* previous subnet_t for this owner */ - struct subnet_t *next; /* next subnet_t for this owner */ + subnet_type_t type; /* subnet type (IPv4? IPv6? MAC? something even weirder?) */ - int type; /* subnet type (IPv4? IPv6? MAC? something even weirder?) */ + /* And now for the actual subnet: */ - /* Okay this is IPv4 specific because we are lazy and don't want to implement - other types just now. Type should always be SUBNET_IPv4 for now. */ + union net { + subnet_mac_t mac; + subnet_ipv4_t ipv4; + subnet_ipv6_t ipv6; + } net; +} subnet_t; - ip_t netaddr; - ip_t netmask; -} subnet_t; +extern subnet_t *new_subnet(void) __attribute__ ((__malloc__)); +extern void free_subnet(subnet_t *); +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 *); +extern void subnet_add(struct node_t *, subnet_t *); +extern void subnet_del(struct node_t *, subnet_t *); +extern char *net2str(const subnet_t *); +extern subnet_t *str2net(const char *); +extern subnet_t *lookup_subnet(const struct node_t *, const subnet_t *); +extern subnet_t *lookup_subnet_mac(const mac_t *); +extern subnet_t *lookup_subnet_ipv4(const ipv4_t *); +extern subnet_t *lookup_subnet_ipv6(const ipv6_t *); +extern void dump_subnets(void); -#endif /* __TINC_SUBNET_H__ */ +#endif /* __TINC_SUBNET_H__ */