John Kacur | 8b40f52 | 2009-09-24 18:02:18 +0200 | [diff] [blame] | 1 | #ifndef __PERF_HEADER_H |
| 2 | #define __PERF_HEADER_H |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 3 | |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 4 | #include "../../../include/linux/perf_event.h" |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 5 | #include <sys/types.h> |
Arnaldo Carvalho de Melo | 8d06367 | 2009-11-04 18:50:43 -0200 | [diff] [blame] | 6 | #include <stdbool.h> |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 7 | #include "types.h" |
| 8 | |
Frederic Weisbecker | db9f11e | 2009-10-17 17:57:18 +0200 | [diff] [blame] | 9 | #include <linux/bitmap.h> |
| 10 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 11 | struct perf_header_attr { |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 12 | struct perf_event_attr attr; |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 13 | int ids, size; |
| 14 | u64 *id; |
| 15 | off_t id_offset; |
| 16 | }; |
| 17 | |
Frederic Weisbecker | 2ba0825 | 2009-10-17 17:12:34 +0200 | [diff] [blame] | 18 | #define HEADER_TRACE_INFO 1 |
Arnaldo Carvalho de Melo | 8d06367 | 2009-11-04 18:50:43 -0200 | [diff] [blame] | 19 | #define HEADER_BUILD_ID 2 |
Frederic Weisbecker | 2ba0825 | 2009-10-17 17:12:34 +0200 | [diff] [blame] | 20 | |
| 21 | #define HEADER_FEAT_BITS 256 |
| 22 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 23 | struct perf_header { |
Frederic Weisbecker | 2ba0825 | 2009-10-17 17:12:34 +0200 | [diff] [blame] | 24 | int frozen; |
| 25 | int attrs, size; |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 26 | struct perf_header_attr **attr; |
Frederic Weisbecker | 2ba0825 | 2009-10-17 17:12:34 +0200 | [diff] [blame] | 27 | s64 attr_offset; |
| 28 | u64 data_offset; |
| 29 | u64 data_size; |
| 30 | u64 event_offset; |
| 31 | u64 event_size; |
Frederic Weisbecker | db9f11e | 2009-10-17 17:57:18 +0200 | [diff] [blame] | 32 | DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 33 | }; |
| 34 | |
| 35 | struct perf_header *perf_header__read(int fd); |
Frederic Weisbecker | 8671dab | 2009-11-11 04:51:03 +0100 | [diff] [blame] | 36 | void perf_header__write(struct perf_header *self, int fd, bool at_exit); |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 37 | |
| 38 | void perf_header__add_attr(struct perf_header *self, |
| 39 | struct perf_header_attr *attr); |
| 40 | |
Arjan van de Ven | 8755a8f | 2009-09-12 07:52:51 +0200 | [diff] [blame] | 41 | void perf_header__push_event(u64 id, const char *name); |
| 42 | char *perf_header__find_event(u64 id); |
| 43 | |
| 44 | |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 45 | struct perf_header_attr * |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 46 | perf_header_attr__new(struct perf_event_attr *attr); |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 47 | void perf_header_attr__add_id(struct perf_header_attr *self, u64 id); |
| 48 | |
Frederic Weisbecker | 0d3a5c8 | 2009-08-16 20:56:37 +0200 | [diff] [blame] | 49 | u64 perf_header__sample_type(struct perf_header *header); |
Ingo Molnar | cdd6c48 | 2009-09-21 12:02:48 +0200 | [diff] [blame] | 50 | struct perf_event_attr * |
Frederic Weisbecker | 0d3a5c8 | 2009-08-16 20:56:37 +0200 | [diff] [blame] | 51 | perf_header__find_attr(u64 id, struct perf_header *header); |
Arnaldo Carvalho de Melo | 8d06367 | 2009-11-04 18:50:43 -0200 | [diff] [blame] | 52 | void perf_header__set_feat(struct perf_header *self, int feat); |
| 53 | bool perf_header__has_feat(const struct perf_header *self, int feat); |
Peter Zijlstra | 7c6a1c6 | 2009-06-25 17:05:54 +0200 | [diff] [blame] | 54 | |
| 55 | struct perf_header *perf_header__new(void); |
| 56 | |
John Kacur | 8b40f52 | 2009-09-24 18:02:18 +0200 | [diff] [blame] | 57 | #endif /* __PERF_HEADER_H */ |