1 #ifndef _INET_DIAG_H_
2 #define _INET_DIAG_H_ 1
3 
4 #include <uapi/linux/inet_diag.h>
5 
6 struct sock;
7 struct inet_hashinfo;
8 struct nlattr;
9 struct nlmsghdr;
10 struct sk_buff;
11 struct netlink_callback;
12 
13 struct inet_diag_handler {
14 	void		(*dump)(struct sk_buff *skb,
15 				struct netlink_callback *cb,
16 				const struct inet_diag_req_v2 *r,
17 				struct nlattr *bc);
18 
19 	int		(*dump_one)(struct sk_buff *in_skb,
20 				    const struct nlmsghdr *nlh,
21 				    const struct inet_diag_req_v2 *req);
22 
23 	void		(*idiag_get_info)(struct sock *sk,
24 					  struct inet_diag_msg *r,
25 					  void *info);
26 	__u16		idiag_type;
27 	__u16		idiag_info_size;
28 };
29 
30 struct inet_connection_sock;
31 int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
32 		      struct sk_buff *skb, const struct inet_diag_req_v2 *req,
33 		      struct user_namespace *user_ns,
34 		      u32 pid, u32 seq, u16 nlmsg_flags,
35 		      const struct nlmsghdr *unlh);
36 void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb,
37 			 struct netlink_callback *cb,
38 			 const struct inet_diag_req_v2 *r,
39 			 struct nlattr *bc);
40 int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
41 			    struct sk_buff *in_skb, const struct nlmsghdr *nlh,
42 			    const struct inet_diag_req_v2 *req);
43 
44 int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk);
45 
46 extern int  inet_diag_register(const struct inet_diag_handler *handler);
47 extern void inet_diag_unregister(const struct inet_diag_handler *handler);
48 #endif /* _INET_DIAG_H_ */
49