1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef PERF_UTIL_BPF_FILTER_H
3#define PERF_UTIL_BPF_FILTER_H
4
5#include <linux/list.h>
6
7#include "bpf_skel/sample-filter.h"
8
9struct perf_bpf_filter_expr {
10	struct list_head list;
11	struct list_head groups;
12	enum perf_bpf_filter_op op;
13	int part;
14	unsigned long sample_flags;
15	unsigned long val;
16};
17
18struct evsel;
19
20#ifdef HAVE_BPF_SKEL
21struct perf_bpf_filter_expr *perf_bpf_filter_expr__new(unsigned long sample_flags, int part,
22						       enum perf_bpf_filter_op op,
23						       unsigned long val);
24int perf_bpf_filter__parse(struct list_head *expr_head, const char *str);
25int perf_bpf_filter__prepare(struct evsel *evsel);
26int perf_bpf_filter__destroy(struct evsel *evsel);
27u64 perf_bpf_filter__lost_count(struct evsel *evsel);
28
29#else /* !HAVE_BPF_SKEL */
30
31static inline int perf_bpf_filter__parse(struct list_head *expr_head __maybe_unused,
32					 const char *str __maybe_unused)
33{
34	return -EOPNOTSUPP;
35}
36static inline int perf_bpf_filter__prepare(struct evsel *evsel __maybe_unused)
37{
38	return -EOPNOTSUPP;
39}
40static inline int perf_bpf_filter__destroy(struct evsel *evsel __maybe_unused)
41{
42	return -EOPNOTSUPP;
43}
44static inline u64 perf_bpf_filter__lost_count(struct evsel *evsel __maybe_unused)
45{
46	return 0;
47}
48#endif /* HAVE_BPF_SKEL*/
49#endif /* PERF_UTIL_BPF_FILTER_H */
50