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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
73c1f4a0 ACM |
2 | #ifndef _INET_DIAG_H_ |
3 | #define _INET_DIAG_H_ 1 | |
1da177e4 | 4 | |
83f73c5b | 5 | #include <net/netlink.h> |
607ca46e | 6 | #include <uapi/linux/inet_diag.h> |
2df005b7 | 7 | |
4f5736c4 ACM |
8 | struct inet_hashinfo; |
9 | ||
10 | struct inet_diag_handler { | |
34160ea3 ED |
11 | void (*dump)(struct sk_buff *skb, |
12 | struct netlink_callback *cb, | |
0df6d328 | 13 | const struct inet_diag_req_v2 *r); |
34160ea3 | 14 | |
5682d393 | 15 | int (*dump_one)(struct netlink_callback *cb, |
34160ea3 ED |
16 | const struct inet_diag_req_v2 *req); |
17 | ||
18 | void (*idiag_get_info)(struct sock *sk, | |
19 | struct inet_diag_msg *r, | |
20 | void *info); | |
6eb5d2e0 | 21 | |
b37e8840 ID |
22 | int (*idiag_get_aux)(struct sock *sk, |
23 | bool net_admin, | |
24 | struct sk_buff *skb); | |
25 | ||
26 | size_t (*idiag_get_aux_size)(struct sock *sk, | |
27 | bool net_admin); | |
28 | ||
6eb5d2e0 LC |
29 | int (*destroy)(struct sk_buff *in_skb, |
30 | const struct inet_diag_req_v2 *req); | |
31 | ||
34160ea3 | 32 | __u16 idiag_type; |
3fd22af8 | 33 | __u16 idiag_info_size; |
4f5736c4 ACM |
34 | }; |
35 | ||
085c20ca | 36 | struct bpf_sk_storage_diag; |
0df6d328 MKL |
37 | struct inet_diag_dump_data { |
38 | struct nlattr *req_nlas[__INET_DIAG_REQ_MAX]; | |
39 | #define inet_diag_nla_bc req_nlas[INET_DIAG_REQ_BYTECODE] | |
085c20ca MKL |
40 | #define inet_diag_nla_bpf_stgs req_nlas[INET_DIAG_REQ_SK_BPF_STORAGES] |
41 | ||
42 | struct bpf_sk_storage_diag *bpf_stg_diag; | |
0df6d328 MKL |
43 | }; |
44 | ||
3c4d05c8 PE |
45 | struct inet_connection_sock; |
46 | int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk, | |
5682d393 MKL |
47 | struct sk_buff *skb, struct netlink_callback *cb, |
48 | const struct inet_diag_req_v2 *req, | |
49 | u16 nlmsg_flags, bool net_admin); | |
1942c518 | 50 | void inet_diag_dump_icsk(struct inet_hashinfo *h, struct sk_buff *skb, |
34160ea3 | 51 | struct netlink_callback *cb, |
0df6d328 | 52 | const struct inet_diag_req_v2 *r); |
1942c518 | 53 | int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo, |
5682d393 | 54 | struct netlink_callback *cb, |
34160ea3 | 55 | const struct inet_diag_req_v2 *req); |
1942c518 | 56 | |
b613f56e LC |
57 | struct sock *inet_diag_find_one_icsk(struct net *net, |
58 | struct inet_hashinfo *hashinfo, | |
59 | const struct inet_diag_req_v2 *req); | |
60 | ||
8d07d151 | 61 | int inet_diag_bc_sk(const struct nlattr *_bc, struct sock *sk); |
b005ab4e | 62 | |
c3ec5e5c BD |
63 | void inet_diag_msg_common_fill(struct inet_diag_msg *r, struct sock *sk); |
64 | ||
83f73c5b DY |
65 | static inline size_t inet_diag_msg_attrs_size(void) |
66 | { | |
67 | return nla_total_size(1) /* INET_DIAG_SHUTDOWN */ | |
68 | + nla_total_size(1) /* INET_DIAG_TOS */ | |
69 | #if IS_ENABLED(CONFIG_IPV6) | |
70 | + nla_total_size(1) /* INET_DIAG_TCLASS */ | |
71 | + nla_total_size(1) /* INET_DIAG_SKV6ONLY */ | |
72 | #endif | |
73 | + nla_total_size(4) /* INET_DIAG_MARK */ | |
6e3a401f DY |
74 | + nla_total_size(4) /* INET_DIAG_CLASS_ID */ |
75 | #ifdef CONFIG_SOCK_CGROUP_DATA | |
76 | + nla_total_size_64bit(sizeof(u64)) /* INET_DIAG_CGROUP_ID */ | |
77 | #endif | |
c1077616 WW |
78 | + nla_total_size(sizeof(struct inet_diag_sockopt)) |
79 | /* INET_DIAG_SOCKOPT */ | |
6e3a401f | 80 | ; |
83f73c5b | 81 | } |
c3ec5e5c BD |
82 | int inet_diag_msg_attrs_fill(struct sock *sk, struct sk_buff *skb, |
83 | struct inet_diag_msg *r, int ext, | |
d545caca | 84 | struct user_namespace *user_ns, bool net_admin); |
c3ec5e5c | 85 | |
4f5736c4 ACM |
86 | extern int inet_diag_register(const struct inet_diag_handler *handler); |
87 | extern void inet_diag_unregister(const struct inet_diag_handler *handler); | |
73c1f4a0 | 88 | #endif /* _INET_DIAG_H_ */ |