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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_default_config(const char *, const char *, void *);
31int perf_config(config_fn_t fn, void *);
32int perf_config_scan(const char *name, const char *fmt, ...) __scanf(2, 3);
33const char *perf_config_get(const char *name);
34int perf_config_set(struct perf_config_set *set,
35 config_fn_t fn, void *data);
36int perf_config_int(int *dest, const char *, const char *);
37int perf_config_u8(u8 *dest, const char *name, const char *value);
38int perf_config_u64(u64 *dest, const char *, const char *);
39int perf_config_bool(const char *, const char *);
40int config_error_nonbool(const char *);
41const char *perf_etc_perfconfig(void);
42const char *perf_home_perfconfig(void);
43int perf_config_system(void);
44int perf_config_global(void);
45
46struct perf_config_set *perf_config_set__new(void);
47struct perf_config_set *perf_config_set__load_file(const char *file);
48void perf_config_set__delete(struct perf_config_set *set);
49int perf_config_set__collect(struct perf_config_set *set, const char *file_name,
50 const char *var, const char *value);
51void perf_config__exit(void);
52void perf_config__refresh(void);
53int perf_config__set_variable(const char *var, const char *value);
54
55/**
56 * perf_config_sections__for_each - iterate thru all the sections
57 * @list: list_head instance to iterate
58 * @section: struct perf_config_section iterator
59 */
60#define perf_config_sections__for_each_entry(list, section) \
61 list_for_each_entry(section, list, node)
62
63/**
64 * perf_config_items__for_each - iterate thru all the items
65 * @list: list_head instance to iterate
66 * @item: struct perf_config_item iterator
67 */
68#define perf_config_items__for_each_entry(list, item) \
69 list_for_each_entry(item, list, node)
70
71/**
72 * perf_config_set__for_each - iterate thru all the config section-item pairs
73 * @set: evlist instance to iterate
74 * @section: struct perf_config_section iterator
75 * @item: struct perf_config_item iterator
76 */
77#define perf_config_set__for_each_entry(set, section, item) \
78 perf_config_sections__for_each_entry(&set->sections, section) \
79 perf_config_items__for_each_entry(§ion->items, item)
80
81#endif /* __PERF_CONFIG_H */