1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2019 Facebook */
3 #ifndef _BPF_SK_STORAGE_H
4 #define _BPF_SK_STORAGE_H
6 #include <linux/rculist.h>
7 #include <linux/list.h>
8 #include <linux/hash.h>
9 #include <linux/types.h>
10 #include <linux/spinlock.h>
11 #include <linux/bpf.h>
13 #include <uapi/linux/sock_diag.h>
14 #include <uapi/linux/btf.h>
15 #include <linux/bpf_local_storage.h>
19 void bpf_sk_storage_free(struct sock *sk);
21 extern const struct bpf_func_proto bpf_sk_storage_get_proto;
22 extern const struct bpf_func_proto bpf_sk_storage_delete_proto;
24 struct bpf_local_storage_elem;
25 struct bpf_sk_storage_diag;
30 #ifdef CONFIG_BPF_SYSCALL
31 int bpf_sk_storage_clone(const struct sock *sk, struct sock *newsk);
32 struct bpf_sk_storage_diag *
33 bpf_sk_storage_diag_alloc(const struct nlattr *nla_stgs);
34 void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag);
35 int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag,
36 struct sock *sk, struct sk_buff *skb,
38 unsigned int *res_diag_size);
40 static inline int bpf_sk_storage_clone(const struct sock *sk,
45 static inline struct bpf_sk_storage_diag *
46 bpf_sk_storage_diag_alloc(const struct nlattr *nla)
50 static inline void bpf_sk_storage_diag_free(struct bpf_sk_storage_diag *diag)
53 static inline int bpf_sk_storage_diag_put(struct bpf_sk_storage_diag *diag,
54 struct sock *sk, struct sk_buff *skb,
56 unsigned int *res_diag_size)
62 #endif /* _BPF_SK_STORAGE_H */