Adding upstream version 9.1.upstream/9.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 165 insertions, 0 deletions

diff --git a/ospf6d/ospf6_area.h b/ospf6d/ospf6_area.h
new file mode 100644
index 0000000..d9afd65
--- /dev/null
+++ b/ospf6d/ospf6_area.h
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2003 Yasuhiro Ohara
+ */
+
+#ifndef OSPF_AREA_H
+#define OSPF_AREA_H
+
+#include "ospf6_top.h"
+#include "lib/json.h"
+
+struct ospf6_area {
+	/* Reference to Top data structure */
+	struct ospf6 *ospf6;
+
+	/* Area-ID */
+	in_addr_t area_id;
+
+#define OSPF6_AREA_FMT_UNSET      0
+#define OSPF6_AREA_FMT_DOTTEDQUAD 1
+#define OSPF6_AREA_FMT_DECIMAL    2
+	/* Area-ID string */
+	char name[16];
+
+	/* flag */
+	uint8_t flag;
+
+	/* OSPF Option */
+	uint8_t options[3];
+
+	/* Summary routes to be originated (includes Configured Address Ranges)
+	 */
+	struct ospf6_route_table *range_table;
+	struct ospf6_route_table *nssa_range_table;
+	struct ospf6_route_table *summary_prefix;
+	struct ospf6_route_table *summary_router;
+
+	/* Area type */
+	int no_summary;
+
+	/* NSSA default-information-originate */
+	struct {
+		bool enabled;
+		int metric_type;
+		int metric_value;
+	} nssa_default_originate;
+
+	/* Brouter traversal protection */
+	bool intra_brouter_calc;
+
+	/* OSPF interface list */
+	struct list *if_list;
+
+	struct ospf6_lsdb *lsdb;
+	struct ospf6_lsdb *lsdb_self;
+	struct ospf6_lsdb *temp_router_lsa_lsdb;
+
+	struct ospf6_route_table *spf_table;
+	struct ospf6_route_table *route_table;
+
+	uint32_t spf_calculation; /* SPF calculation count */
+
+	struct event *thread_router_lsa;
+	struct event *thread_intra_prefix_lsa;
+	uint32_t router_lsa_size_limit;
+
+	/* Area announce list */
+	struct {
+		char *name;
+		struct access_list *list;
+	} _export;
+#define EXPORT_NAME(A)  (A)->_export.name
+#define EXPORT_LIST(A)  (A)->_export.list
+
+	/* Area acceptance list */
+	struct {
+		char *name;
+		struct access_list *list;
+	} import;
+#define IMPORT_NAME(A)  (A)->import.name
+#define IMPORT_LIST(A)  (A)->import.list
+
+	/* Type 3 LSA Area prefix-list */
+	struct {
+		char *name;
+		struct prefix_list *list;
+	} plist_in;
+#define PREFIX_NAME_IN(A)  (A)->plist_in.name
+#define PREFIX_LIST_IN(A)  (A)->plist_in.list
+
+	struct {
+		char *name;
+		struct prefix_list *list;
+	} plist_out;
+#define PREFIX_NAME_OUT(A)  (A)->plist_out.name
+#define PREFIX_LIST_OUT(A)  (A)->plist_out.list
+
+	/* Time stamps. */
+	struct timeval ts_spf; /* SPF calculation time stamp. */
+
+	uint32_t full_nbrs; /* Fully adjacent neighbors. */
+	uint8_t intra_prefix_originate; /* Force intra_prefix lsa originate */
+	uint8_t NSSATranslatorRole;	/* NSSA configured role */
+#define OSPF6_NSSA_ROLE_NEVER     0
+#define OSPF6_NSSA_ROLE_CANDIDATE 1
+#define OSPF6_NSSA_ROLE_ALWAYS    2
+	uint8_t NSSATranslatorState; /* NSSA operational role */
+#define OSPF6_NSSA_TRANSLATE_DISABLED 0
+#define OSPF6_NSSA_TRANSLATE_ENABLED  1
+};
+
+#define OSPF6_AREA_ENABLE     0x01
+#define OSPF6_AREA_ACTIVE     0x02
+#define OSPF6_AREA_TRANSIT    0x04 /* TransitCapability */
+#define OSPF6_AREA_STUB       0x08
+#define OSPF6_AREA_NSSA       0x10
+
+#define IS_AREA_ENABLED(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ENABLE))
+#define IS_AREA_ACTIVE(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_ACTIVE))
+#define IS_AREA_TRANSIT(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_TRANSIT))
+#define IS_AREA_STUB(oa) (CHECK_FLAG ((oa)->flag, OSPF6_AREA_STUB))
+#define IS_AREA_NSSA(oa) (CHECK_FLAG((oa)->flag, OSPF6_AREA_NSSA))
+
+#define OSPF6_CMD_AREA_GET(str, oa, ospf6)                                     \
+	{                                                                      \
+		uint32_t area_id;                                              \
+		int format, ret;                                               \
+		ret = str2area_id(str, &area_id, &format);                     \
+		if (ret) {                                                     \
+			vty_out(vty, "Malformed Area-ID: %s\n", str);          \
+			return CMD_WARNING;                                    \
+		}                                                              \
+		oa = ospf6_area_lookup(area_id, ospf6);                        \
+		if (oa == NULL)                                                \
+			oa = ospf6_area_create(area_id, ospf6, format);        \
+	}
+
+/* prototypes */
+extern int str2area_id(const char *str, uint32_t *area_id, int *area_id_fmt);
+extern void area_id2str(char *buf, int len, uint32_t area_id, int area_id_fmt);
+
+extern int ospf6_area_cmp(void *va, void *vb);
+
+extern struct ospf6_area *ospf6_area_create(uint32_t area_id,
+					    struct ospf6 *ospf6, int df);
+extern void ospf6_area_delete(struct ospf6_area *oa);
+extern struct ospf6_area *ospf6_area_lookup(uint32_t area_id,
+					    struct ospf6 *ospf6);
+extern struct ospf6_area *ospf6_area_lookup_by_area_id(uint32_t area_id);
+
+extern void ospf6_area_stub_unset(struct ospf6 *ospf6, struct ospf6_area *area);
+extern void ospf6_area_enable(struct ospf6_area *oa);
+extern void ospf6_area_disable(struct ospf6_area *oa);
+
+extern void ospf6_area_show(struct vty *vty, struct ospf6_area *oa,
+			    json_object *json_areas, bool use_json);
+
+extern void ospf6_plist_update(struct prefix_list *plist);
+extern void ospf6_filter_update(struct access_list *access);
+extern void ospf6_area_config_write(struct vty *vty, struct ospf6 *ospf6);
+extern void ospf6_area_init(void);
+struct ospf6_interface;
+extern void ospf6_area_interface_delete(struct ospf6_interface *oi);
+
+#endif /* OSPF_AREA_H */