[mirror_ubuntu-bionic-kernel.git] / include / net / fib_notifier.h

#ifndef __NET_FIB_NOTIFIER_H
#define __NET_FIB_NOTIFIER_H

#include <linux/types.h>
#include <linux/module.h>
#include <linux/notifier.h>
#include <net/net_namespace.h>

struct fib_notifier_info {
	struct net *net;
	int family;
	struct netlink_ext_ack  *extack;
};

enum fib_event_type {
	FIB_EVENT_ENTRY_REPLACE,
	FIB_EVENT_ENTRY_APPEND,
	FIB_EVENT_ENTRY_ADD,
	FIB_EVENT_ENTRY_DEL,
	FIB_EVENT_RULE_ADD,
	FIB_EVENT_RULE_DEL,
	FIB_EVENT_NH_ADD,
	FIB_EVENT_NH_DEL,
	FIB_EVENT_VIF_ADD,
	FIB_EVENT_VIF_DEL,
};

struct fib_notifier_ops {
	int family;
	struct list_head list;
	unsigned int (*fib_seq_read)(struct net *net);
	int (*fib_dump)(struct net *net, struct notifier_block *nb);
	struct module *owner;
	struct rcu_head rcu;
};

int call_fib_notifier(struct notifier_block *nb, struct net *net,
		      enum fib_event_type event_type,
		      struct fib_notifier_info *info);
int call_fib_notifiers(struct net *net, enum fib_event_type event_type,
		       struct fib_notifier_info *info);
int register_fib_notifier(struct notifier_block *nb,
			  void (*cb)(struct notifier_block *nb));
int unregister_fib_notifier(struct notifier_block *nb);
struct fib_notifier_ops *
fib_notifier_ops_register(const struct fib_notifier_ops *tmpl, struct net *net);
void fib_notifier_ops_unregister(struct fib_notifier_ops *ops);

#endif
Commit	Line	Data
04b1d4e5 IS	1	#ifndef __NET_FIB_NOTIFIER_H
	2	#define __NET_FIB_NOTIFIER_H
	3
	4	#include <linux/types.h>
864150df	5	#include <linux/module.h>
04b1d4e5 IS	6	#include <linux/notifier.h>
	7	#include <net/net_namespace.h>
	8
	9	struct fib_notifier_info {
	10	struct net *net;
	11	int family;
6c31e5a9	12	struct netlink_ext_ack *extack;
04b1d4e5 IS	13	};
	14
	15	enum fib_event_type {
	16	FIB_EVENT_ENTRY_REPLACE,
	17	FIB_EVENT_ENTRY_APPEND,
	18	FIB_EVENT_ENTRY_ADD,
	19	FIB_EVENT_ENTRY_DEL,
	20	FIB_EVENT_RULE_ADD,
	21	FIB_EVENT_RULE_DEL,
	22	FIB_EVENT_NH_ADD,
	23	FIB_EVENT_NH_DEL,
85e48228 YG	24	FIB_EVENT_VIF_ADD,
85e48228 YG	25	FIB_EVENT_VIF_DEL,
04b1d4e5 IS	26	};
	27
	28	struct fib_notifier_ops {
	29	int family;
	30	struct list_head list;
	31	unsigned int (fib_seq_read)(struct net net);
	32	int (fib_dump)(struct net net, struct notifier_block *nb);
864150df	33	struct module *owner;
04b1d4e5 IS	34	struct rcu_head rcu;
	35	};
	36
	37	int call_fib_notifier(struct notifier_block nb, struct net net,
	38	enum fib_event_type event_type,
	39	struct fib_notifier_info *info);
	40	int call_fib_notifiers(struct net *net, enum fib_event_type event_type,
	41	struct fib_notifier_info *info);
	42	int register_fib_notifier(struct notifier_block *nb,
	43	void (cb)(struct notifier_block nb));
	44	int unregister_fib_notifier(struct notifier_block *nb);
	45	struct fib_notifier_ops *
	46	fib_notifier_ops_register(const struct fib_notifier_ops tmpl, struct net net);
	47	void fib_notifier_ops_unregister(struct fib_notifier_ops *ops);
	48
	49	#endif