Commit | Line | Data |
---|---|---|
8b40f521 JK |
1 | #ifndef __PERF_HEADER_H |
2 | #define __PERF_HEADER_H | |
7c6a1c65 | 3 | |
d2709c7c | 4 | #include <linux/perf_event.h> |
7c6a1c65 | 5 | #include <sys/types.h> |
8d06367f | 6 | #include <stdbool.h> |
d944c4ee BP |
7 | #include <linux/bitmap.h> |
8 | #include <linux/types.h> | |
ef12a141 | 9 | #include "event.h" |
f0ce888c | 10 | #include "env.h" |
db9f11e3 | 11 | |
37562eac | 12 | enum { |
b1e5a9be | 13 | HEADER_RESERVED = 0, /* always cleared */ |
781ba9d2 | 14 | HEADER_FIRST_FEATURE = 1, |
2eeaaa09 | 15 | HEADER_TRACING_DATA = 1, |
37562eac | 16 | HEADER_BUILD_ID, |
fbe96f29 SE |
17 | |
18 | HEADER_HOSTNAME, | |
19 | HEADER_OSRELEASE, | |
20 | HEADER_VERSION, | |
21 | HEADER_ARCH, | |
22 | HEADER_NRCPUS, | |
23 | HEADER_CPUDESC, | |
24 | HEADER_CPUID, | |
25 | HEADER_TOTAL_MEM, | |
26 | HEADER_CMDLINE, | |
27 | HEADER_EVENT_DESC, | |
28 | HEADER_CPU_TOPOLOGY, | |
29 | HEADER_NUMA_TOPOLOGY, | |
330aa675 | 30 | HEADER_BRANCH_STACK, |
50a9667c | 31 | HEADER_PMU_MAPPINGS, |
a8bb559b | 32 | HEADER_GROUP_DESC, |
4025ea40 | 33 | HEADER_AUXTRACE, |
ffa517ad | 34 | HEADER_STAT, |
37562eac | 35 | HEADER_LAST_FEATURE, |
b1e5a9be | 36 | HEADER_FEAT_BITS = 256, |
37562eac | 37 | }; |
2ba08250 | 38 | |
2a08c3ec JO |
39 | enum perf_header_version { |
40 | PERF_HEADER_VERSION_1, | |
41 | PERF_HEADER_VERSION_2, | |
42 | }; | |
43 | ||
37562eac ACM |
44 | struct perf_file_section { |
45 | u64 offset; | |
46 | u64 size; | |
47 | }; | |
48 | ||
49 | struct perf_file_header { | |
50 | u64 magic; | |
51 | u64 size; | |
52 | u64 attr_size; | |
53 | struct perf_file_section attrs; | |
54 | struct perf_file_section data; | |
44b3c578 | 55 | /* event_types is ignored */ |
37562eac ACM |
56 | struct perf_file_section event_types; |
57 | DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); | |
58 | }; | |
59 | ||
8dc58101 TZ |
60 | struct perf_pipe_file_header { |
61 | u64 magic; | |
62 | u64 size; | |
63 | }; | |
64 | ||
37562eac ACM |
65 | struct perf_header; |
66 | ||
1c0b04d1 | 67 | int perf_file_header__read(struct perf_file_header *header, |
37562eac ACM |
68 | struct perf_header *ph, int fd); |
69 | ||
7c6a1c65 | 70 | struct perf_header { |
2a08c3ec JO |
71 | enum perf_header_version version; |
72 | bool needs_swap; | |
73 | u64 data_offset; | |
74 | u64 data_size; | |
75 | u64 feat_offset; | |
db9f11e3 | 76 | DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); |
ce80d3be | 77 | struct perf_env env; |
7c6a1c65 PZ |
78 | }; |
79 | ||
361c99a6 | 80 | struct perf_evlist; |
d20deb64 | 81 | struct perf_session; |
361c99a6 | 82 | |
d4339569 | 83 | int perf_session__read_header(struct perf_session *session); |
a91e5431 ACM |
84 | int perf_session__write_header(struct perf_session *session, |
85 | struct perf_evlist *evlist, | |
86 | int fd, bool at_exit); | |
8dc58101 | 87 | int perf_header__write_pipe(int fd); |
7c6a1c65 | 88 | |
1c0b04d1 ACM |
89 | void perf_header__set_feat(struct perf_header *header, int feat); |
90 | void perf_header__clear_feat(struct perf_header *header, int feat); | |
91 | bool perf_header__has_feat(const struct perf_header *header, int feat); | |
7c6a1c65 | 92 | |
fbe96f29 SE |
93 | int perf_header__set_cmdline(int argc, const char **argv); |
94 | ||
1c0b04d1 | 95 | int perf_header__process_sections(struct perf_header *header, int fd, |
fbe96f29 | 96 | void *data, |
1c0b04d1 | 97 | int (*process)(struct perf_file_section *section, |
fbe96f29 SE |
98 | struct perf_header *ph, |
99 | int feat, int fd, void *data)); | |
100 | ||
101 | int perf_header__fprintf_info(struct perf_session *s, FILE *fp, bool full); | |
37562eac | 102 | |
45694aa7 | 103 | int perf_event__synthesize_attr(struct perf_tool *tool, |
f4d83436 | 104 | struct perf_event_attr *attr, u32 ids, u64 *id, |
743eb868 | 105 | perf_event__handler_t process); |
45694aa7 | 106 | int perf_event__synthesize_attrs(struct perf_tool *tool, |
d20deb64 ACM |
107 | struct perf_session *session, |
108 | perf_event__handler_t process); | |
a6e52817 JO |
109 | int perf_event__synthesize_event_update_unit(struct perf_tool *tool, |
110 | struct perf_evsel *evsel, | |
111 | perf_event__handler_t process); | |
daeecbc0 JO |
112 | int perf_event__synthesize_event_update_scale(struct perf_tool *tool, |
113 | struct perf_evsel *evsel, | |
114 | perf_event__handler_t process); | |
802c9048 JO |
115 | int perf_event__synthesize_event_update_name(struct perf_tool *tool, |
116 | struct perf_evsel *evsel, | |
117 | perf_event__handler_t process); | |
86ebb09f JO |
118 | int perf_event__synthesize_event_update_cpus(struct perf_tool *tool, |
119 | struct perf_evsel *evsel, | |
120 | perf_event__handler_t process); | |
47c3d109 AH |
121 | int perf_event__process_attr(struct perf_tool *tool, union perf_event *event, |
122 | struct perf_evlist **pevlist); | |
ffe77725 JO |
123 | int perf_event__process_event_update(struct perf_tool *tool __maybe_unused, |
124 | union perf_event *event, | |
125 | struct perf_evlist **pevlist); | |
c853f939 | 126 | size_t perf_event__fprintf_event_update(union perf_event *event, FILE *fp); |
8115d60c | 127 | |
45694aa7 | 128 | int perf_event__synthesize_tracing_data(struct perf_tool *tool, |
d20deb64 | 129 | int fd, struct perf_evlist *evlist, |
743eb868 | 130 | perf_event__handler_t process); |
47c3d109 AH |
131 | int perf_event__process_tracing_data(struct perf_tool *tool, |
132 | union perf_event *event, | |
8115d60c ACM |
133 | struct perf_session *session); |
134 | ||
45694aa7 | 135 | int perf_event__synthesize_build_id(struct perf_tool *tool, |
d20deb64 | 136 | struct dso *pos, u16 misc, |
8115d60c | 137 | perf_event__handler_t process, |
743eb868 | 138 | struct machine *machine); |
45694aa7 | 139 | int perf_event__process_build_id(struct perf_tool *tool, |
d20deb64 | 140 | union perf_event *event, |
8115d60c | 141 | struct perf_session *session); |
e84ba4e2 | 142 | bool is_perf_magic(u64 magic); |
fbe96f29 | 143 | |
e195fac8 NK |
144 | #define NAME_ALIGN 64 |
145 | ||
146 | int write_padded(int fd, const void *bf, size_t count, size_t count_aligned); | |
1f625b0b | 147 | |
fbe96f29 SE |
148 | /* |
149 | * arch specific callback | |
150 | */ | |
151 | int get_cpuid(char *buffer, size_t sz); | |
152 | ||
8b40f521 | 153 | #endif /* __PERF_HEADER_H */ |