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Diffstat (limited to 'ospf6d/ospf6_route.h')
| -rw-r--r-- | ospf6d/ospf6_route.h | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/ospf6d/ospf6_route.h b/ospf6d/ospf6_route.h new file mode 100644 index 00000000..71b2562b --- /dev/null +++ b/ospf6d/ospf6_route.h @@ -0,0 +1,209 @@ +/* + * Copyright (C) 1999 Yasuhiro Ohara + * + * This file is part of GNU Zebra. + * + * GNU Zebra 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, or (at your option) any + * later version. + * + * GNU Zebra 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 GNU Zebra; see the file COPYING. If not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#ifndef OSPF6_ROUTE_H +#define OSPF6_ROUTE_H + +#include "ospf6_hook.h" +#include "ospf6_linklist.h" + +struct ospf6_route_table +{ + char name[128]; + + int freeze; + + /* radix tree */ + struct route_table *table; + + /* list of hooks */ + struct linklist *hook_list[3]; + void (*hook_add) (void *); + void (*hook_change) (void *); + void (*hook_remove) (void *); + + u_int32_t route_id; +}; + + + +struct ospf6_route +{ + /* Destination ID */ + struct prefix prefix; + + /* Destination Type */ + u_char type; +}; + +/* Path */ +struct ls_origin +{ + u_int16_t type; + u_int32_t id; + u_int32_t adv_router; +}; + +struct ospf6_path +{ + /* Link State Origin */ + struct ls_origin origin; + + /* Router bits */ + u_char router_bits; + + /* Optional Capabilities */ + u_char capability[3]; + + /* Prefix Options */ + u_char prefix_options; + + /* Associated Area */ + u_int32_t area_id; + + /* Path-type */ + u_char type; + + /* Cost */ + u_int8_t metric_type; + u_int32_t cost; + u_int32_t cost_e2; +}; + +/* Nexthop */ +struct ospf6_nexthop +{ + /* Interface index */ + unsigned int ifindex; + + /* IP address, if any */ + struct in6_addr address; +}; + +struct ospf6_route_node +{ + struct ospf6_route_table *table; + int count; + u_int32_t route_id; + + struct route_node *route_node; + struct ospf6_route route; + struct linklist *path_list; +}; + +struct ospf6_path_node +{ + struct ospf6_route_node *route_node; + struct ospf6_path path; + struct linklist *nexthop_list; +}; + +struct ospf6_nexthop_node +{ + int flag; + struct timeval installed; + + struct ospf6_path_node *path_node; + struct ospf6_nexthop nexthop; +}; + +struct ospf6_route_req +{ + struct ospf6_route_table *table; + struct route_node *route_node; + struct linklist_node path_lnode; + struct linklist_node nexthop_lnode; + u_int32_t route_id; + + int count; + struct ospf6_route route; + struct ospf6_path path; + struct ospf6_nexthop nexthop; +}; + +#define OSPF6_DEST_TYPE_NONE 0 +#define OSPF6_DEST_TYPE_ROUTER 1 +#define OSPF6_DEST_TYPE_NETWORK 2 +#define OSPF6_DEST_TYPE_DISCARD 3 +#define OSPF6_DEST_TYPE_MAX 4 + +#define OSPF6_PATH_TYPE_NONE 0 +#define OSPF6_PATH_TYPE_INTRA 1 +#define OSPF6_PATH_TYPE_INTER 2 +#define OSPF6_PATH_TYPE_EXTERNAL1 3 +#define OSPF6_PATH_TYPE_EXTERNAL2 4 +#define OSPF6_PATH_TYPE_ZOFFSET 5 +#define OSPF6_PATH_TYPE_ZSYSTEM (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_SYSTEM) +#define OSPF6_PATH_TYPE_ZKERNEL (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_KERNEL) +#define OSPF6_PATH_TYPE_ZCONNECT (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_CONNECT) +#define OSPF6_PATH_TYPE_ZSTATIC (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_STATIC) +#define OSPF6_PATH_TYPE_ZRIP (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_RIP) +#define OSPF6_PATH_TYPE_ZRIPNG (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_RIPNG) +#define OSPF6_PATH_TYPE_ZOSPF (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_OSPF) +#define OSPF6_PATH_TYPE_ZOSPF6 (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_OSPF6) +#define OSPF6_PATH_TYPE_ZBGP (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_BGP) +#define OSPF6_PATH_TYPE_MAX (OSPF6_PATH_TYPE_ZOFFSET + ZEBRA_ROUTE_MAX) + +#define OSPF6_ROUTE_FLAG_ROUTE_CHANGE 0x01 +#define OSPF6_ROUTE_FLAG_PATH_CHANGE 0x02 +#define OSPF6_ROUTE_FLAG_ADD 0x04 +#define OSPF6_ROUTE_FLAG_REMOVE 0x08 +#define OSPF6_ROUTE_FLAG_CHANGE 0x10 + +int ospf6_route_lookup (struct ospf6_route_req *request, + struct prefix *prefix, + struct ospf6_route_table *table); +void ospf6_route_head (struct ospf6_route_req *request, + struct ospf6_route_table *table); +int ospf6_route_end (struct ospf6_route_req *request); +void ospf6_route_next (struct ospf6_route_req *request); + +void ospf6_route_add (struct ospf6_route_req *, struct ospf6_route_table *); +void ospf6_route_remove (struct ospf6_route_req *, struct ospf6_route_table *); +void ospf6_route_remove_all (struct ospf6_route_table *); + +struct ospf6_route_table *ospf6_route_table_create (); +void ospf6_route_table_delete (struct ospf6_route_table *); + +void ospf6_route_table_freeze (struct ospf6_route_table *); +void ospf6_route_table_thaw (struct ospf6_route_table *); + +void ospf6_route_log_request (char *what, char *where, + struct ospf6_route_req *request); + +void +ospf6_route_hook_register (void (*add) (struct ospf6_route_req *), + void (*change) (struct ospf6_route_req *), + void (*remove) (struct ospf6_route_req *), + struct ospf6_route_table *table); +void +ospf6_route_hook_unregister (void (*add) (struct ospf6_route_req *), + void (*change) (struct ospf6_route_req *), + void (*remove) (struct ospf6_route_req *), + struct ospf6_route_table *table); + +void ospf6_route_init (); + +int ospf6_route_table_show (struct vty *, int, char **, + struct ospf6_route_table *); + +#endif /* OSPF6_ROUTE_H */ + |