1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_MAPS_H
3#define __PERF_MAPS_H
4
5#include <linux/refcount.h>
6#include <stdio.h>
7#include <stdbool.h>
8#include <linux/types.h>
9
10struct ref_reloc_sym;
11struct machine;
12struct map;
13struct maps;
14
15#define KMAP_NAME_LEN 256
16
17struct kmap {
18	struct ref_reloc_sym *ref_reloc_sym;
19	struct maps	     *kmaps;
20	char		     name[KMAP_NAME_LEN];
21};
22
23struct maps *maps__new(struct machine *machine);
24bool maps__empty(struct maps *maps);
25int maps__copy_from(struct maps *maps, struct maps *parent);
26
27struct maps *maps__get(struct maps *maps);
28void maps__put(struct maps *maps);
29
30static inline void __maps__zput(struct maps **map)
31{
32	maps__put(*map);
33	*map = NULL;
34}
35
36#define maps__zput(map) __maps__zput(&map)
37
38bool maps__equal(struct maps *a, struct maps *b);
39
40/* Iterate over map calling cb for each entry. */
41int maps__for_each_map(struct maps *maps, int (*cb)(struct map *map, void *data), void *data);
42/* Iterate over map removing an entry if cb returns true. */
43void maps__remove_maps(struct maps *maps, bool (*cb)(struct map *map, void *data), void *data);
44
45struct machine *maps__machine(const struct maps *maps);
46unsigned int maps__nr_maps(const struct maps *maps); /* Test only. */
47refcount_t *maps__refcnt(struct maps *maps); /* Test only. */
48
49#ifdef HAVE_LIBUNWIND_SUPPORT
50void *maps__addr_space(const struct maps *maps);
51void maps__set_addr_space(struct maps *maps, void *addr_space);
52const struct unwind_libunwind_ops *maps__unwind_libunwind_ops(const struct maps *maps);
53void maps__set_unwind_libunwind_ops(struct maps *maps, const struct unwind_libunwind_ops *ops);
54#endif
55
56size_t maps__fprintf(struct maps *maps, FILE *fp);
57
58int maps__insert(struct maps *maps, struct map *map);
59void maps__remove(struct maps *maps, struct map *map);
60
61struct map *maps__find(struct maps *maps, u64 addr);
62struct symbol *maps__find_symbol(struct maps *maps, u64 addr, struct map **mapp);
63struct symbol *maps__find_symbol_by_name(struct maps *maps, const char *name, struct map **mapp);
64
65struct addr_map_symbol;
66
67int maps__find_ams(struct maps *maps, struct addr_map_symbol *ams);
68
69int maps__fixup_overlap_and_insert(struct maps *maps, struct map *new);
70
71struct map *maps__find_by_name(struct maps *maps, const char *name);
72
73struct map *maps__find_next_entry(struct maps *maps, struct map *map);
74
75int maps__merge_in(struct maps *kmaps, struct map *new_map);
76
77void maps__fixup_end(struct maps *maps);
78
79void maps__load_first(struct maps *maps);
80
81#endif // __PERF_MAPS_H
82