1 files changed, 87 insertions, 0 deletions
diff --git a/ospfd/ospf_abr.h b/ospfd/ospf_abr.h
new file mode 100644
index 0000000..e15f4a6
--- /dev/null
+++ b/ospfd/ospf_abr.h
@@ -0,0 +1,87 @@
+/*
+ * OSPF ABR functions.
+ * Copyright (C) 1999 Alex Zinin
+ *
+ * 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 this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef _ZEBRA_OSPF_ABR_H
+#define _ZEBRA_OSPF_ABR_H
+
+#define OSPF_ABR_TASK_DELAY 	7
+
+#define OSPF_AREA_RANGE_ADVERTISE	(1 << 0)
+#define OSPF_AREA_RANGE_SUBSTITUTE	(1 << 1)
+
+/* Area range. */
+struct ospf_area_range {
+	/* Area range address. */
+	struct in_addr addr;
+
+	/* Area range masklen. */
+	uint8_t masklen;
+
+	/* Flags. */
+	uint8_t flags;
+
+	/* Number of more specific prefixes. */
+	int specifics;
+
+	/* Addr and masklen to substitute. */
+	struct in_addr subst_addr;
+	uint8_t subst_masklen;
+
+	/* Range cost. */
+	uint32_t cost;
+
+	/* Configured range cost. */
+	uint32_t cost_config;
+};
+
+/* Prototypes. */
+extern struct ospf_area_range *ospf_area_range_lookup(struct ospf_area *,
+						      struct prefix_ipv4 *);
+
+extern struct ospf_area_range *ospf_some_area_range_match(struct prefix_ipv4 *);
+
+extern struct ospf_area_range *
+ospf_area_range_lookup_next(struct ospf_area *, struct in_addr *, int);
+
+extern int ospf_area_range_set(struct ospf *, struct in_addr,
+			       struct prefix_ipv4 *, int);
+extern int ospf_area_range_cost_set(struct ospf *, struct in_addr,
+				    struct prefix_ipv4 *, uint32_t);
+extern int ospf_area_range_unset(struct ospf *, struct in_addr,
+				 struct prefix_ipv4 *);
+extern int ospf_area_range_substitute_set(struct ospf *, struct in_addr,
+					  struct prefix_ipv4 *,
+					  struct prefix_ipv4 *);
+extern int ospf_area_range_substitute_unset(struct ospf *, struct in_addr,
+					    struct prefix_ipv4 *);
+extern struct ospf_area_range *ospf_area_range_match_any(struct ospf *,
+							 struct prefix_ipv4 *);
+extern int ospf_area_range_active(struct ospf_area_range *);
+extern int ospf_act_bb_connection(struct ospf *);
+
+extern void ospf_check_abr_status(struct ospf *);
+extern void ospf_abr_task(struct ospf *);
+extern void ospf_schedule_abr_task(struct ospf *);
+
+extern void ospf_abr_announce_network_to_area(struct prefix_ipv4 *, uint32_t,
+					      struct ospf_area *);
+extern void ospf_abr_nssa_check_status(struct ospf *ospf);
+#endif /* _ZEBRA_OSPF_ABR_H */