tools/perf/util/header.h

   1 #ifndef _PERF_HEADER_H
   2 #define _PERF_HEADER_H
   3
   4 #include "../../../include/linux/perf_event.h"
   5 #include <sys/types.h>
   6 #include "types.h"
   7
   8 struct perf_header_attr {
   9         struct perf_event_attr attr;
  10         int ids, size;
  11         u64 *id;
  12         off_t id_offset;
  13 };
  14
  15 struct perf_header {
  16         int frozen;
  17         int attrs, size;
  18         struct perf_header_attr **attr;
  19         s64 attr_offset;
  20         u64 data_offset;
  21         u64 data_size;
  22         u64 event_offset;
  23         u64 event_size;
  24 };
  25
  26 struct perf_header *perf_header__read(int fd);
  27 void perf_header__write(struct perf_header *self, int fd);
  28
  29 void perf_header__add_attr(struct perf_header *self,
  30                            struct perf_header_attr *attr);
  31
  32 void perf_header__push_event(u64 id, const char *name);
  33 char *perf_header__find_event(u64 id);
  34
  35
  36 struct perf_header_attr *
  37 perf_header_attr__new(struct perf_event_attr *attr);
  38 void perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
  39
  40 u64 perf_header__sample_type(struct perf_header *header);
  41 struct perf_event_attr *
  42 perf_header__find_attr(u64 id, struct perf_header *header);
  43
  44
  45 struct perf_header *perf_header__new(void);
  46
  47 #endif /* _PERF_HEADER_H */