/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _BPF_NETNS_H #define _BPF_NETNS_H #include <linux/mutex.h> #include <net/netns/bpf.h> #include <uapi/linux/bpf.h> static inline enum netns_bpf_attach_type to_netns_bpf_attach_type(enum bpf_attach_type attach_type) { switch (attach_type) { case BPF_FLOW_DISSECTOR: return NETNS_BPF_FLOW_DISSECTOR; case BPF_SK_LOOKUP: return NETNS_BPF_SK_LOOKUP; default: return NETNS_BPF_INVALID; } } /* Protects updates to netns_bpf */ extern struct mutex netns_bpf_mutex; union bpf_attr; struct bpf_prog; #ifdef CONFIG_NET int netns_bpf_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr); int netns_bpf_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog); int netns_bpf_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype); int netns_bpf_link_create(const union bpf_attr *attr, struct bpf_prog *prog); #else static inline int netns_bpf_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr) { return -EOPNOTSUPP; } static inline int netns_bpf_prog_attach(const union bpf_attr *attr, struct bpf_prog *prog) { return -EOPNOTSUPP; } static inline int netns_bpf_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype) { return -EOPNOTSUPP; } static inline int netns_bpf_link_create(const union bpf_attr *attr, struct bpf_prog *prog) { return -EOPNOTSUPP; } #endif #endif /* _BPF_NETNS_H */