xref: /kernel/linux/linux-5.10/tools/perf/util/config.h (revision 8c2ecf20)
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_CONFIG_H
3#define __PERF_CONFIG_H
4
5#include <stdbool.h>
6#include <linux/list.h>
7
8struct perf_config_item {
9	char *name;
10	char *value;
11	bool from_system_config;
12	struct list_head node;
13};
14
15struct perf_config_section {
16	char *name;
17	struct list_head items;
18	bool from_system_config;
19	struct list_head node;
20};
21
22struct perf_config_set {
23	struct list_head sections;
24};
25
26extern const char *config_exclusive_filename;
27
28typedef int (*config_fn_t)(const char *, const char *, void *);
29
30int perf_config_from_file(config_fn_t fn, const char *filename, void *data);
31int perf_default_config(const char *, const char *, void *);
32int perf_config(config_fn_t fn, void *);
33int perf_config_int(int *dest, const char *, const char *);
34int perf_config_u8(u8 *dest, const char *name, const char *value);
35int perf_config_u64(u64 *dest, const char *, const char *);
36int perf_config_bool(const char *, const char *);
37int config_error_nonbool(const char *);
38const char *perf_etc_perfconfig(void);
39
40struct perf_config_set *perf_config_set__new(void);
41void perf_config_set__delete(struct perf_config_set *set);
42int perf_config_set__collect(struct perf_config_set *set, const char *file_name,
43			     const char *var, const char *value);
44void perf_config__exit(void);
45void perf_config__refresh(void);
46
47/**
48 * perf_config_sections__for_each - iterate thru all the sections
49 * @list: list_head instance to iterate
50 * @section: struct perf_config_section iterator
51 */
52#define perf_config_sections__for_each_entry(list, section)	\
53        list_for_each_entry(section, list, node)
54
55/**
56 * perf_config_items__for_each - iterate thru all the items
57 * @list: list_head instance to iterate
58 * @item: struct perf_config_item iterator
59 */
60#define perf_config_items__for_each_entry(list, item)	\
61        list_for_each_entry(item, list, node)
62
63/**
64 * perf_config_set__for_each - iterate thru all the config section-item pairs
65 * @set: evlist instance to iterate
66 * @section: struct perf_config_section iterator
67 * @item: struct perf_config_item iterator
68 */
69#define perf_config_set__for_each_entry(set, section, item)			\
70	perf_config_sections__for_each_entry(&set->sections, section)		\
71	perf_config_items__for_each_entry(&section->items, item)
72
73#endif /* __PERF_CONFIG_H */
74