Adding upstream version 8.4.4.upstream/8.4.4upstream

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

1 files changed, 252 insertions, 0 deletions

diff --git a/ospf6d/ospf6_interface.h b/ospf6d/ospf6_interface.h
new file mode 100644
index 0000000..9a57a7f
--- /dev/null
+++ b/ospf6d/ospf6_interface.h
@@ -0,0 +1,252 @@
+/*
+ * Copyright (C) 2003 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 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 OSPF6_INTERFACE_H
+#define OSPF6_INTERFACE_H
+
+#include "qobj.h"
+#include "hook.h"
+#include "if.h"
+#include "ospf6d.h"
+
+DECLARE_MTYPE(OSPF6_AUTH_MANUAL_KEY);
+
+/* Debug option */
+extern unsigned char conf_debug_ospf6_interface;
+#define OSPF6_DEBUG_INTERFACE_ON() (conf_debug_ospf6_interface = 1)
+#define OSPF6_DEBUG_INTERFACE_OFF() (conf_debug_ospf6_interface = 0)
+#define IS_OSPF6_DEBUG_INTERFACE (conf_debug_ospf6_interface)
+
+struct ospf6_auth_data {
+	/* config data */
+	uint8_t hash_algo; /* hash algorithm type */
+	uint16_t key_id;   /* key-id used as SA in auth packet */
+	char *auth_key;    /* Auth key */
+	char *keychain;    /* keychain name */
+
+	/* operational data */
+	uint8_t flags; /* Flags related to auth config */
+
+	/* Counters and Statistics */
+	uint32_t tx_drop; /* Pkt drop due to auth fail while sending */
+	uint32_t rx_drop; /* Pkt drop due to auth fail while reading */
+};
+
+/* Interface structure */
+struct ospf6_interface {
+	/* IF info from zebra */
+	struct interface *interface;
+
+	/* back pointer */
+	struct ospf6_area *area;
+
+	uint32_t area_id;
+	int area_id_format;
+
+	/* list of ospf6 neighbor */
+	struct list *neighbor_list;
+
+	/* linklocal address of this I/F */
+	struct in6_addr *linklocal_addr;
+
+	/* Interface ID; use interface->ifindex */
+
+	/* ospf6 instance id */
+	uint8_t instance_id;
+
+	/* I/F transmission delay */
+	uint32_t transdelay;
+
+	/* Packet send buffer. */
+	struct ospf6_fifo *obuf; /* Output queue */
+
+	/* Network Type */
+	uint8_t type;
+	bool type_cfg;
+
+	/* Router Priority */
+	uint8_t priority;
+
+	/* Time Interval */
+	uint16_t hello_interval;
+	uint16_t dead_interval;
+	uint32_t rxmt_interval;
+
+	uint32_t state_change;
+
+	/* Cost */
+	uint32_t cost;
+
+	/* I/F MTU */
+	uint32_t ifmtu;
+
+	/* Configured MTU */
+	uint32_t c_ifmtu;
+
+	/* Interface State */
+	uint8_t state;
+
+	/* Interface socket setting trial counter, resets on success */
+	uint8_t sso_try_cnt;
+	struct thread *thread_sso;
+
+	/* OSPF6 Interface flag */
+	char flag;
+
+	/* MTU mismatch check */
+	uint8_t mtu_ignore;
+
+	/* Authentication trailer related config */
+	struct ospf6_auth_data at_data;
+
+	/* Decision of DR Election */
+	in_addr_t drouter;
+	in_addr_t bdrouter;
+	in_addr_t prev_drouter;
+	in_addr_t prev_bdrouter;
+
+	/* Linklocal LSA Database: includes Link-LSA */
+	struct ospf6_lsdb *lsdb;
+	struct ospf6_lsdb *lsdb_self;
+
+	struct ospf6_lsdb *lsupdate_list;
+	struct ospf6_lsdb *lsack_list;
+
+	/* Ongoing Tasks */
+	struct thread *thread_send_hello;
+	struct thread *thread_send_lsupdate;
+	struct thread *thread_send_lsack;
+
+	struct thread *thread_network_lsa;
+	struct thread *thread_link_lsa;
+	struct thread *thread_intra_prefix_lsa;
+	struct thread *thread_as_extern_lsa;
+	struct thread *thread_wait_timer;
+
+	struct ospf6_route_table *route_connected;
+
+	/* last hello sent */
+	struct timeval last_hello;
+
+	/* prefix-list name to filter connected prefix */
+	char *plist_name;
+
+	/* BFD information */
+	struct {
+		bool enabled;
+		uint8_t detection_multiplier;
+		uint32_t min_rx;
+		uint32_t min_tx;
+		char *profile;
+	} bfd_config;
+
+	int on_write_q;
+
+	/* Statistics Fields */
+	uint32_t hello_in;
+	uint32_t hello_out;
+	uint32_t db_desc_in;
+	uint32_t db_desc_out;
+	uint32_t ls_req_in;
+	uint32_t ls_req_out;
+	uint32_t ls_upd_in;
+	uint32_t ls_upd_out;
+	uint32_t ls_ack_in;
+	uint32_t ls_ack_out;
+	uint32_t discarded;
+
+	QOBJ_FIELDS;
+};
+DECLARE_QOBJ_TYPE(ospf6_interface);
+
+/* interface state */
+#define OSPF6_INTERFACE_NONE             0
+#define OSPF6_INTERFACE_DOWN             1
+#define OSPF6_INTERFACE_LOOPBACK         2
+#define OSPF6_INTERFACE_WAITING          3
+#define OSPF6_INTERFACE_POINTTOPOINT     4
+#define OSPF6_INTERFACE_DROTHER          5
+#define OSPF6_INTERFACE_BDR              6
+#define OSPF6_INTERFACE_DR               7
+#define OSPF6_INTERFACE_MAX              8
+
+extern const char *const ospf6_interface_state_str[];
+
+/* flags */
+#define OSPF6_INTERFACE_DISABLE      0x01
+#define OSPF6_INTERFACE_PASSIVE      0x02
+#define OSPF6_INTERFACE_NOAUTOCOST   0x04
+
+/* default values */
+#define OSPF6_INTERFACE_HELLO_INTERVAL 10
+#define OSPF6_INTERFACE_DEAD_INTERVAL  40
+#define OSPF6_INTERFACE_RXMT_INTERVAL  5
+#define OSPF6_INTERFACE_COST           1
+#define OSPF6_INTERFACE_PRIORITY       1
+#define OSPF6_INTERFACE_TRANSDELAY     1
+#define OSPF6_INTERFACE_INSTANCE_ID    0
+#define OSPF6_INTERFACE_BANDWIDTH      10000   /* Mbps */
+#define OSPF6_REFERENCE_BANDWIDTH      100000  /* Mbps */
+#define OSPF6_INTERFACE_SSO_RETRY_INT  1
+#define OSPF6_INTERFACE_SSO_RETRY_MAX  5
+
+/* Function Prototypes */
+
+extern void ospf6_interface_start(struct ospf6_interface *oi);
+extern void ospf6_interface_stop(struct ospf6_interface *oi);
+
+extern struct ospf6_interface *
+ospf6_interface_lookup_by_ifindex(ifindex_t, vrf_id_t vrf_id);
+extern struct ospf6_interface *ospf6_interface_create(struct interface *ifp);
+extern void ospf6_interface_delete(struct ospf6_interface *oi);
+
+extern void ospf6_interface_enable(struct ospf6_interface *oi);
+extern void ospf6_interface_disable(struct ospf6_interface *oi);
+
+extern void ospf6_interface_state_update(struct interface *ifp);
+extern void ospf6_interface_connected_route_update(struct interface *ifp);
+extern struct in6_addr *
+ospf6_interface_get_global_address(struct interface *ifp);
+
+/* interface event */
+extern void interface_up(struct thread *thread);
+extern void interface_down(struct thread *thread);
+extern void wait_timer(struct thread *thread);
+extern void backup_seen(struct thread *thread);
+extern void neighbor_change(struct thread *thread);
+
+extern void ospf6_interface_init(void);
+extern void ospf6_interface_clear(struct interface *ifp);
+
+extern void install_element_ospf6_clear_interface(void);
+
+extern int config_write_ospf6_debug_interface(struct vty *vty);
+extern void install_element_ospf6_debug_interface(void);
+extern int ospf6_interface_neighbor_count(struct ospf6_interface *oi);
+extern uint8_t dr_election(struct ospf6_interface *oi);
+
+extern void ospf6_interface_auth_trailer_cmd_init(void);
+extern void ospf6_auth_write_config(struct vty *vty,
+				    struct ospf6_auth_data *at_data);
+DECLARE_HOOK(ospf6_interface_change,
+	     (struct ospf6_interface * oi, int state, int old_state),
+	     (oi, state, old_state));
+
+#endif /* OSPF6_INTERFACE_H */