0d3a5c8859
Librarize the sample type and attr fetching from perf data file headers so that we can also use it from perf trace. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Mike Galbraith <efault@gmx.de> LKML-Reference: <1250448997-30715-1-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
42 lines
957 B
C
42 lines
957 B
C
#ifndef _PERF_HEADER_H
|
|
#define _PERF_HEADER_H
|
|
|
|
#include "../../../include/linux/perf_counter.h"
|
|
#include <sys/types.h>
|
|
#include "types.h"
|
|
|
|
struct perf_header_attr {
|
|
struct perf_counter_attr attr;
|
|
int ids, size;
|
|
u64 *id;
|
|
off_t id_offset;
|
|
};
|
|
|
|
struct perf_header {
|
|
int frozen;
|
|
int attrs, size;
|
|
struct perf_header_attr **attr;
|
|
s64 attr_offset;
|
|
u64 data_offset;
|
|
u64 data_size;
|
|
};
|
|
|
|
struct perf_header *perf_header__read(int fd);
|
|
void perf_header__write(struct perf_header *self, int fd);
|
|
|
|
void perf_header__add_attr(struct perf_header *self,
|
|
struct perf_header_attr *attr);
|
|
|
|
struct perf_header_attr *
|
|
perf_header_attr__new(struct perf_counter_attr *attr);
|
|
void perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
|
|
|
|
u64 perf_header__sample_type(struct perf_header *header);
|
|
struct perf_counter_attr *
|
|
perf_header__find_attr(u64 id, struct perf_header *header);
|
|
|
|
|
|
struct perf_header *perf_header__new(void);
|
|
|
|
#endif /* _PERF_HEADER_H */
|