1*4882a593Smuzhiyun #ifndef __NET_FIB_NOTIFIER_H 2*4882a593Smuzhiyun #define __NET_FIB_NOTIFIER_H 3*4882a593Smuzhiyun 4*4882a593Smuzhiyun #include <linux/types.h> 5*4882a593Smuzhiyun #include <linux/notifier.h> 6*4882a593Smuzhiyun #include <net/net_namespace.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun struct module; 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct fib_notifier_info { 11*4882a593Smuzhiyun int family; 12*4882a593Smuzhiyun struct netlink_ext_ack *extack; 13*4882a593Smuzhiyun }; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun enum fib_event_type { 16*4882a593Smuzhiyun FIB_EVENT_ENTRY_REPLACE, 17*4882a593Smuzhiyun FIB_EVENT_ENTRY_APPEND, 18*4882a593Smuzhiyun FIB_EVENT_ENTRY_ADD, 19*4882a593Smuzhiyun FIB_EVENT_ENTRY_DEL, 20*4882a593Smuzhiyun FIB_EVENT_RULE_ADD, 21*4882a593Smuzhiyun FIB_EVENT_RULE_DEL, 22*4882a593Smuzhiyun FIB_EVENT_NH_ADD, 23*4882a593Smuzhiyun FIB_EVENT_NH_DEL, 24*4882a593Smuzhiyun FIB_EVENT_VIF_ADD, 25*4882a593Smuzhiyun FIB_EVENT_VIF_DEL, 26*4882a593Smuzhiyun }; 27*4882a593Smuzhiyun 28*4882a593Smuzhiyun struct fib_notifier_ops { 29*4882a593Smuzhiyun int family; 30*4882a593Smuzhiyun struct list_head list; 31*4882a593Smuzhiyun unsigned int (*fib_seq_read)(struct net *net); 32*4882a593Smuzhiyun int (*fib_dump)(struct net *net, struct notifier_block *nb, 33*4882a593Smuzhiyun struct netlink_ext_ack *extack); 34*4882a593Smuzhiyun struct module *owner; 35*4882a593Smuzhiyun struct rcu_head rcu; 36*4882a593Smuzhiyun }; 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun int call_fib_notifier(struct notifier_block *nb, 39*4882a593Smuzhiyun enum fib_event_type event_type, 40*4882a593Smuzhiyun struct fib_notifier_info *info); 41*4882a593Smuzhiyun int call_fib_notifiers(struct net *net, enum fib_event_type event_type, 42*4882a593Smuzhiyun struct fib_notifier_info *info); 43*4882a593Smuzhiyun int register_fib_notifier(struct net *net, struct notifier_block *nb, 44*4882a593Smuzhiyun void (*cb)(struct notifier_block *nb), 45*4882a593Smuzhiyun struct netlink_ext_ack *extack); 46*4882a593Smuzhiyun int unregister_fib_notifier(struct net *net, struct notifier_block *nb); 47*4882a593Smuzhiyun struct fib_notifier_ops * 48*4882a593Smuzhiyun fib_notifier_ops_register(const struct fib_notifier_ops *tmpl, struct net *net); 49*4882a593Smuzhiyun void fib_notifier_ops_unregister(struct fib_notifier_ops *ops); 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun #endif 52