* IS-IS Rout(e)ing protocol - isis_route.h
*
* Copyright (C) 2001,2002 Sampo Saaristo
- * Tampere University of Technology
+ * Tampere University of Technology
* Institute of Communications Engineering
*
* based on ../ospf6d/ospf6_route.[ch]
* by Yasuhiro Ohara
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public Licenseas published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public Licenseas 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
+ * 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
#ifndef _ZEBRA_ISIS_ROUTE_H
#define _ZEBRA_ISIS_ROUTE_H
-struct isis_nexthop6
-{
- ifindex_t ifindex;
- struct in6_addr ip6;
- struct in6_addr router_address6;
- unsigned int lock;
-};
+#include "lib/nexthop.h"
-struct isis_nexthop
-{
- ifindex_t ifindex;
- struct in_addr ip;
- struct in_addr router_address;
- unsigned int lock;
+struct isis_nexthop {
+ ifindex_t ifindex;
+ int family;
+ union g_addr ip;
+ unsigned int lock;
};
-struct isis_route_info
-{
+struct isis_route_info {
#define ISIS_ROUTE_FLAG_ACTIVE 0x01 /* active route for the prefix */
#define ISIS_ROUTE_FLAG_ZEBRA_SYNCED 0x02 /* set when route synced to zebra */
#define ISIS_ROUTE_FLAG_ZEBRA_RESYNC 0x04 /* set when route needs to sync */
- u_char flag;
- u_int32_t cost;
- u_int32_t depth;
- struct list *nexthops;
- struct list *nexthops6;
+ uint8_t flag;
+ uint32_t cost;
+ uint32_t depth;
+ struct list *nexthops;
};
-struct isis_route_info *isis_route_create (struct prefix *prefix,
- u_int32_t cost, u_int32_t depth,
- struct list *adjacencies,
- struct isis_area *area, int level);
+DECLARE_HOOK(isis_route_update_hook,
+ (struct isis_area * area, struct prefix *prefix,
+ struct isis_route_info *route_info),
+ (area, prefix, route_info))
+
+struct isis_route_info *isis_route_create(struct prefix *prefix,
+ struct prefix_ipv6 *src_p,
+ uint32_t cost,
+ uint32_t depth,
+ struct list *adjacencies,
+ struct isis_area *area,
+ struct route_table *table);
+
+/* Walk the given table and install new routes to zebra and remove old ones.
+ * route status is tracked using ISIS_ROUTE_FLAG_ACTIVE */
+void isis_route_verify_table(struct isis_area *area,
+ struct route_table *table);
+
+/* Same as isis_route_verify_table, but merge L1 and L2 routes before */
+void isis_route_verify_merge(struct isis_area *area,
+ struct route_table *level1_table,
+ struct route_table *level2_table);
-void isis_route_validate (struct isis_area *area);
-void isis_route_invalidate_table (struct isis_area *area,
- struct route_table *table);
-void isis_route_invalidate (struct isis_area *area);
+/* Unset ISIS_ROUTE_FLAG_ACTIVE on all routes. Used before running spf. */
+void isis_route_invalidate_table(struct isis_area *area,
+ struct route_table *table);
#endif /* _ZEBRA_ISIS_ROUTE_H */