xref: /linux/io_uring/bpf_filter.h (revision c17ee635fd3a482b2ad2bf5e269755c2eae5f25e)
1 // SPDX-License-Identifier: GPL-2.0
2 #ifndef IO_URING_BPF_FILTER_H
3 #define IO_URING_BPF_FILTER_H
4 
5 #include <uapi/linux/io_uring/bpf_filter.h>
6 
7 #ifdef CONFIG_IO_URING_BPF
8 
9 int __io_uring_run_bpf_filters(struct io_bpf_filter __rcu **filters, struct io_kiocb *req);
10 
11 int io_register_bpf_filter(struct io_restriction *res,
12 			   struct io_uring_bpf __user *arg);
13 
14 void io_put_bpf_filters(struct io_restriction *res);
15 
16 void io_bpf_filter_clone(struct io_restriction *dst, struct io_restriction *src);
17 
18 static inline int io_uring_run_bpf_filters(struct io_bpf_filter __rcu **filters,
19 					   struct io_kiocb *req)
20 {
21 	if (filters)
22 		return __io_uring_run_bpf_filters(filters, req);
23 
24 	return 0;
25 }
26 
27 #else
28 
29 static inline int io_register_bpf_filter(struct io_restriction *res,
30 					 struct io_uring_bpf __user *arg)
31 {
32 	return -EINVAL;
33 }
34 static inline int io_uring_run_bpf_filters(struct io_bpf_filter __rcu **filters,
35 					   struct io_kiocb *req)
36 {
37 	return 0;
38 }
39 static inline void io_put_bpf_filters(struct io_restriction *res)
40 {
41 }
42 static inline void io_bpf_filter_clone(struct io_restriction *dst,
43 				       struct io_restriction *src)
44 {
45 }
46 #endif /* CONFIG_IO_URING_BPF */
47 
48 #endif
49