Merge tag 'dma-mapping-4.14' of git://git.infradead.org/users/hch/dma-mapping
[sfrench/cifs-2.6.git] / include / linux / inet_diag.h
1 #ifndef _INET_DIAG_H_
2 #define _INET_DIAG_H_ 1
3
4 #include <uapi/linux/inet_diag.h>
5
6 struct net;
7 struct sock;
8 struct inet_hashinfo;
9 struct nlattr;
10 struct nlmsghdr;
11 struct sk_buff;
12 struct netlink_callback;
13
14 struct inet_diag_handler {
15         void            (*dump)(struct sk_buff *skb,
16                                 struct netlink_callback *cb,
17                                 const struct inet_diag_req_v2 *r,
18                                 struct nlattr *bc);
19
20         int             (*dump_one)(struct sk_buff *in_skb,
21                                     const struct nlmsghdr *nlh,
22                                     const struct inet_diag_req_v2 *req);
23
24         void            (*idiag_get_info)(struct sock *sk,
25                                           struct inet_diag_msg *r,
26                                           void *info);
27
28         int             (*idiag_get_aux)(struct sock *sk,
29                                          bool net_admin,
30                                          struct sk_buff *skb);
31
32         size_t          (*idiag_get_aux_size)(struct sock *sk,
33                                               bool net_admin);
34
35         int             (*destroy)(struct sk_buff *in_skb,
36                                    const struct inet_diag_req_v2 *req);
37
38         __u16           idiag_type;
39         __u16           idiag_info_size;
40 };
41
42 struct inet_connection_sock;
43 int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
44                       struct sk_buff *skb, const struct inet_diag_req_v2 *req,
45                       struct user_namespace *user_ns,
46                       u32 pid, u32 seq, u16 nlmsg_flags,
47                       const struct nlmsghdr *unlh, bool net_admin);
48 void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb,
49                          struct netlink_callback *cb,
50                          const struct inet_diag_req_v2 *r,
51                          struct nlattr *bc);
52 int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo,
53                             struct sk_buff *in_skb, const struct nlmsghdr *nlh,
54                             const struct inet_diag_req_v2 *req);
55
56 struct sock *inet_diag_find_one_icsk(struct net *net,
57                                      struct inet_hashinfo *hashinfo,
58                                      const struct inet_diag_req_v2 *req);
59
60 int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk);
61
62 void inet_diag_msg_common_fill(struct inet_diag_msg *r, struct sock *sk);
63
64 int inet_diag_msg_attrs_fill(struct sock *sk, struct sk_buff *skb,
65                              struct inet_diag_msg *r, int ext,
66                              struct user_namespace *user_ns, bool net_admin);
67
68 extern int  inet_diag_register(const struct inet_diag_handler *handler);
69 extern void inet_diag_unregister(const struct inet_diag_handler *handler);
70 #endif /* _INET_DIAG_H_ */