LXR linux/include/net/fib

   1#ifndef __NET_FIB_NOTIFIER_H
   2#define __NET_FIB_NOTIFIER_H
   3
   4#include <linux/types.h>
   5#include <linux/notifier.h>
   6#include <net/net_namespace.h>
   7
   8struct module;
   9
  10struct fib_notifier_info {
  11        int family;
  12        struct netlink_ext_ack  *extack;
  13};
  14
  15enum 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,
  24        FIB_EVENT_VIF_ADD,
  25        FIB_EVENT_VIF_DEL,
  26};
  27
  28struct 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,
  33                        struct netlink_ext_ack *extack);
  34        struct module *owner;
  35        struct rcu_head rcu;
  36};
  37
  38int call_fib_notifier(struct notifier_block *nb,
  39                      enum fib_event_type event_type,
  40                      struct fib_notifier_info *info);
  41int call_fib_notifiers(struct net *net, enum fib_event_type event_type,
  42                       struct fib_notifier_info *info);
  43int register_fib_notifier(struct net *net, struct notifier_block *nb,
  44                          void (*cb)(struct notifier_block *nb),
  45                          struct netlink_ext_ack *extack);
  46int unregister_fib_notifier(struct net *net, struct notifier_block *nb);
  47struct fib_notifier_ops *
  48fib_notifier_ops_register(const struct fib_notifier_ops *tmpl, struct net *net);
  49void fib_notifier_ops_unregister(struct fib_notifier_ops *ops);
  50
  51#endif
  52