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Linux kernel mirror (for testing)
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/* Copyright (c) 2019 Facebook */
3#ifndef _BPF_SK_STORAGE_H
4#define _BPF_SK_STORAGE_H
5
6struct sock;
7
8void bpf_sk_storage_free(struct sock *sk);
9
10extern const struct bpf_func_proto bpf_sk_storage_get_proto;
11extern const struct bpf_func_proto bpf_sk_storage_delete_proto;
12
13struct bpf_sk_storage_diag;
14struct sk_buff;
15struct nlattr;
16struct sock;
17
18#ifdef CONFIG_BPF_SYSCALL
19int bpf_sk_storage_clone(const struct sock *sk, struct sock *newsk);
20struct bpf_sk_storage_diag *
21bpf_sk_storage_diag_alloc(const struct nlattr *nla_stgs);
22void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag);
23int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag,
24 struct sock *sk, struct sk_buff *skb,
25 int stg_array_type,
26 unsigned int *res_diag_size);
27#else
28static inline int bpf_sk_storage_clone(const struct sock *sk,
29 struct sock *newsk)
30{
31 return 0;
32}
33static inline struct bpf_sk_storage_diag *
34bpf_sk_storage_diag_alloc(const struct nlattr *nla)
35{
36 return NULL;
37}
38static inline void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag)
39{
40}
41static inline int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag,
42 struct sock *sk, struct sk_buff *skb,
43 int stg_array_type,
44 unsigned int *res_diag_size)
45{
46 return 0;
47}
48#endif
49
50#endif /* _BPF_SK_STORAGE_H */