Commit | Line | Data |
---|---|---|
8b40f521 JK |
1 | #ifndef __PERF_HEADER_H |
2 | #define __PERF_HEADER_H | |
7c6a1c65 | 3 | |
cdd6c482 | 4 | #include "../../../include/linux/perf_event.h" |
7c6a1c65 | 5 | #include <sys/types.h> |
8d06367f | 6 | #include <stdbool.h> |
7c6a1c65 PZ |
7 | #include "types.h" |
8 | ||
db9f11e3 FW |
9 | #include <linux/bitmap.h> |
10 | ||
7c6a1c65 | 11 | struct perf_header_attr { |
cdd6c482 | 12 | struct perf_event_attr attr; |
7c6a1c65 PZ |
13 | int ids, size; |
14 | u64 *id; | |
15 | off_t id_offset; | |
16 | }; | |
17 | ||
37562eac ACM |
18 | enum { |
19 | HEADER_TRACE_INFO = 1, | |
20 | HEADER_BUILD_ID, | |
21 | HEADER_LAST_FEATURE, | |
22 | }; | |
2ba08250 FW |
23 | |
24 | #define HEADER_FEAT_BITS 256 | |
25 | ||
37562eac ACM |
26 | struct perf_file_section { |
27 | u64 offset; | |
28 | u64 size; | |
29 | }; | |
30 | ||
31 | struct perf_file_header { | |
32 | u64 magic; | |
33 | u64 size; | |
34 | u64 attr_size; | |
35 | struct perf_file_section attrs; | |
36 | struct perf_file_section data; | |
37 | struct perf_file_section event_types; | |
38 | DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); | |
39 | }; | |
40 | ||
41 | struct perf_header; | |
42 | ||
43 | int perf_file_header__read(struct perf_file_header *self, | |
44 | struct perf_header *ph, int fd); | |
45 | ||
7c6a1c65 | 46 | struct perf_header { |
2ba08250 FW |
47 | int frozen; |
48 | int attrs, size; | |
7c6a1c65 | 49 | struct perf_header_attr **attr; |
2ba08250 FW |
50 | s64 attr_offset; |
51 | u64 data_offset; | |
52 | u64 data_size; | |
53 | u64 event_offset; | |
54 | u64 event_size; | |
db9f11e3 | 55 | DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); |
7c6a1c65 PZ |
56 | }; |
57 | ||
4dc0a04b ACM |
58 | struct perf_header *perf_header__new(void); |
59 | void perf_header__delete(struct perf_header *self); | |
60 | ||
61 | int perf_header__read(struct perf_header *self, int fd); | |
d5eed904 | 62 | int perf_header__write(struct perf_header *self, int fd, bool at_exit); |
7c6a1c65 | 63 | |
11deb1f9 ACM |
64 | int perf_header__add_attr(struct perf_header *self, |
65 | struct perf_header_attr *attr); | |
7c6a1c65 | 66 | |
8755a8f2 AV |
67 | void perf_header__push_event(u64 id, const char *name); |
68 | char *perf_header__find_event(u64 id); | |
69 | ||
dc79c0fc | 70 | struct perf_header_attr *perf_header_attr__new(struct perf_event_attr *attr); |
11deb1f9 ACM |
71 | void perf_header_attr__delete(struct perf_header_attr *self); |
72 | ||
58754121 | 73 | int perf_header_attr__add_id(struct perf_header_attr *self, u64 id); |
7c6a1c65 | 74 | |
0d3a5c88 | 75 | u64 perf_header__sample_type(struct perf_header *header); |
cdd6c482 | 76 | struct perf_event_attr * |
0d3a5c88 | 77 | perf_header__find_attr(u64 id, struct perf_header *header); |
8d06367f ACM |
78 | void perf_header__set_feat(struct perf_header *self, int feat); |
79 | bool perf_header__has_feat(const struct perf_header *self, int feat); | |
7c6a1c65 | 80 | |
37562eac ACM |
81 | int perf_header__process_sections(struct perf_header *self, int fd, |
82 | int (*process)(struct perf_file_section *self, | |
83 | int feat, int fd)); | |
84 | ||
8b40f521 | 85 | #endif /* __PERF_HEADER_H */ |