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6ac99e8f MKL |
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 | ||
f836a56e KS |
6 | #include <linux/rculist.h> |
7 | #include <linux/list.h> | |
8 | #include <linux/hash.h> | |
4cc9ce4e KS |
9 | #include <linux/types.h> |
10 | #include <linux/spinlock.h> | |
f836a56e KS |
11 | #include <linux/bpf.h> |
12 | #include <net/sock.h> | |
13 | #include <uapi/linux/sock_diag.h> | |
14 | #include <uapi/linux/btf.h> | |
450af8d0 | 15 | #include <linux/bpf_local_storage.h> |
4cc9ce4e | 16 | |
6ac99e8f MKL |
17 | struct sock; |
18 | ||
19 | void bpf_sk_storage_free(struct sock *sk); | |
20 | ||
21 | extern const struct bpf_func_proto bpf_sk_storage_get_proto; | |
22 | extern const struct bpf_func_proto bpf_sk_storage_delete_proto; | |
8e4597c6 MKL |
23 | extern const struct bpf_func_proto bpf_sk_storage_get_tracing_proto; |
24 | extern const struct bpf_func_proto bpf_sk_storage_delete_tracing_proto; | |
6ac99e8f | 25 | |
f836a56e | 26 | struct bpf_local_storage_elem; |
1ed4d924 MKL |
27 | struct bpf_sk_storage_diag; |
28 | struct sk_buff; | |
29 | struct nlattr; | |
1ed4d924 | 30 | |
8f51dfc7 SF |
31 | #ifdef CONFIG_BPF_SYSCALL |
32 | int bpf_sk_storage_clone(const struct sock *sk, struct sock *newsk); | |
1ed4d924 MKL |
33 | struct bpf_sk_storage_diag * |
34 | bpf_sk_storage_diag_alloc(const struct nlattr *nla_stgs); | |
35 | void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag); | |
36 | int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag, | |
37 | struct sock *sk, struct sk_buff *skb, | |
38 | int stg_array_type, | |
39 | unsigned int *res_diag_size); | |
8f51dfc7 SF |
40 | #else |
41 | static inline int bpf_sk_storage_clone(const struct sock *sk, | |
42 | struct sock *newsk) | |
43 | { | |
44 | return 0; | |
45 | } | |
1ed4d924 MKL |
46 | static inline struct bpf_sk_storage_diag * |
47 | bpf_sk_storage_diag_alloc(const struct nlattr *nla) | |
48 | { | |
49 | return NULL; | |
50 | } | |
51 | static inline void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag) | |
52 | { | |
53 | } | |
54 | static inline int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag, | |
55 | struct sock *sk, struct sk_buff *skb, | |
56 | int stg_array_type, | |
57 | unsigned int *res_diag_size) | |
58 | { | |
59 | return 0; | |
60 | } | |
8f51dfc7 SF |
61 | #endif |
62 | ||
6ac99e8f | 63 | #endif /* _BPF_SK_STORAGE_H */ |