Warning: This file is not a C or C++ file. It does not have highlighting.
1 | /* SPDX-License-Identifier: GPL-2.0 */ |
---|---|
2 | #ifndef _BPF_NETNS_H |
3 | #define _BPF_NETNS_H |
4 | |
5 | #include <linux/mutex.h> |
6 | #include <net/netns/bpf.h> |
7 | #include <uapi/linux/bpf.h> |
8 | |
9 | static inline enum netns_bpf_attach_type |
10 | to_netns_bpf_attach_type(enum bpf_attach_type attach_type) |
11 | { |
12 | switch (attach_type) { |
13 | case BPF_FLOW_DISSECTOR: |
14 | return NETNS_BPF_FLOW_DISSECTOR; |
15 | case BPF_SK_LOOKUP: |
16 | return NETNS_BPF_SK_LOOKUP; |
17 | default: |
18 | return NETNS_BPF_INVALID; |
19 | } |
20 | } |
21 | |
22 | /* Protects updates to netns_bpf */ |
23 | extern struct mutex netns_bpf_mutex; |
24 | |
25 | union bpf_attr; |
26 | struct bpf_prog; |
27 | |
28 | #ifdef CONFIG_NET |
29 | int netns_bpf_prog_query(const union bpf_attr *attr, |
30 | union bpf_attr __user *uattr); |
31 | int netns_bpf_prog_attach(const union bpf_attr *attr, |
32 | struct bpf_prog *prog); |
33 | int netns_bpf_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype); |
34 | int netns_bpf_link_create(const union bpf_attr *attr, |
35 | struct bpf_prog *prog); |
36 | #else |
37 | static inline int netns_bpf_prog_query(const union bpf_attr *attr, |
38 | union bpf_attr __user *uattr) |
39 | { |
40 | return -EOPNOTSUPP; |
41 | } |
42 | |
43 | static inline int netns_bpf_prog_attach(const union bpf_attr *attr, |
44 | struct bpf_prog *prog) |
45 | { |
46 | return -EOPNOTSUPP; |
47 | } |
48 | |
49 | static inline int netns_bpf_prog_detach(const union bpf_attr *attr, |
50 | enum bpf_prog_type ptype) |
51 | { |
52 | return -EOPNOTSUPP; |
53 | } |
54 | |
55 | static inline int netns_bpf_link_create(const union bpf_attr *attr, |
56 | struct bpf_prog *prog) |
57 | { |
58 | return -EOPNOTSUPP; |
59 | } |
60 | #endif |
61 | |
62 | #endif /* _BPF_NETNS_H */ |
63 |
Warning: This file is not a C or C++ file. It does not have highlighting.