1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2023 Isovalent */
3 #ifndef __NET_NETKIT_H
4 #define __NET_NETKIT_H
5
6 #include <linux/bpf.h>
7
8 #ifdef CONFIG_NETKIT
9 int netkit_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog);
10 int netkit_link_attach(const union bpf_attr *attr, struct bpf_prog *prog);
11 int netkit_prog_detach(const union bpf_attr *attr, struct bpf_prog *prog);
12 int netkit_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr);
13 INDIRECT_CALLABLE_DECLARE(struct net_device *netkit_peer_dev(struct net_device *dev));
14 #else
15 static inline int netkit_prog_attach(const union bpf_attr *attr,
16 struct bpf_prog *prog)
17 {
18 return -EINVAL;
19 }
20
21 static inline int netkit_link_attach(const union bpf_attr *attr,
22 struct bpf_prog *prog)
23 {
24 return -EINVAL;
25 }
26
27 static inline int netkit_prog_detach(const union bpf_attr *attr,
28 struct bpf_prog *prog)
29 {
30 return -EINVAL;
31 }
32
33 static inline int netkit_prog_query(const union bpf_attr *attr,
34 union bpf_attr __user *uattr)
35 {
36 return -EINVAL;
37 }
38
39 static inline struct net_device *netkit_peer_dev(struct net_device *dev)
40 {
41 return NULL;
42 }
43 #endif /* CONFIG_NETKIT */
44 #endif /* __NET_NETKIT_H */
45
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