| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | #ifndef __NET_FIB_NOTIFIER_H |
| 2 | #define __NET_FIB_NOTIFIER_H |
| 3 | |
| 4 | #include <linux/types.h> |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 5 | #include <linux/notifier.h> |
| 6 | #include <net/net_namespace.h> |
| 7 | |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 8 | struct module; |
| 9 | |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 10 | struct fib_notifier_info { |
| 11 | struct net *net; |
| 12 | int family; |
| 13 | struct netlink_ext_ack *extack; |
| 14 | }; |
| 15 | |
| 16 | enum fib_event_type { |
| 17 | FIB_EVENT_ENTRY_REPLACE, |
| 18 | FIB_EVENT_ENTRY_APPEND, |
| 19 | FIB_EVENT_ENTRY_ADD, |
| 20 | FIB_EVENT_ENTRY_DEL, |
| 21 | FIB_EVENT_RULE_ADD, |
| 22 | FIB_EVENT_RULE_DEL, |
| 23 | FIB_EVENT_NH_ADD, |
| 24 | FIB_EVENT_NH_DEL, |
| 25 | FIB_EVENT_VIF_ADD, |
| 26 | FIB_EVENT_VIF_DEL, |
| 27 | }; |
| 28 | |
| 29 | struct fib_notifier_ops { |
| 30 | int family; |
| 31 | struct list_head list; |
| 32 | unsigned int (*fib_seq_read)(struct net *net); |
| 33 | int (*fib_dump)(struct net *net, struct notifier_block *nb); |
| 34 | struct module *owner; |
| 35 | struct rcu_head rcu; |
| 36 | }; |
| 37 | |
| 38 | int call_fib_notifier(struct notifier_block *nb, struct net *net, |
| 39 | enum fib_event_type event_type, |
| 40 | struct fib_notifier_info *info); |
| 41 | int call_fib_notifiers(struct net *net, enum fib_event_type event_type, |
| 42 | struct fib_notifier_info *info); |
| 43 | int register_fib_notifier(struct notifier_block *nb, |
| 44 | void (*cb)(struct notifier_block *nb)); |
| 45 | int unregister_fib_notifier(struct notifier_block *nb); |
| 46 | struct fib_notifier_ops * |
| 47 | fib_notifier_ops_register(const struct fib_notifier_ops *tmpl, struct net *net); |
| 48 | void fib_notifier_ops_unregister(struct fib_notifier_ops *ops); |
| 49 | |
| 50 | #endif |