tools/perf/util/session.h

   1 #ifndef __PERF_SESSION_H
   2 #define __PERF_SESSION_H
   3
   4 #include "event.h"
   5 #include "header.h"
   6 #include <linux/rbtree.h>
   7
   8 struct thread;
   9
  10 struct perf_session {
  11         struct perf_header      header;
  12         unsigned long           size;
  13         unsigned long           mmap_window;
  14         struct rb_root          threads;
  15         struct thread           *last_match;
  16         int                     fd;
  17         int                     cwdlen;
  18         char                    *cwd;
  19         char filename[0];
  20 };
  21
  22 typedef int (*event_op)(event_t *self, struct perf_session *session);
  23
  24 struct perf_event_ops {
  25         event_op        process_sample_event;
  26         event_op        process_mmap_event;
  27         event_op        process_comm_event;
  28         event_op        process_fork_event;
  29         event_op        process_exit_event;
  30         event_op        process_lost_event;
  31         event_op        process_read_event;
  32         event_op        process_throttle_event;
  33         event_op        process_unthrottle_event;
  34         int             (*sample_type_check)(u64 sample_type);
  35         unsigned long   total_unknown;
  36         bool            full_paths;
  37 };
  38
  39 struct perf_session *perf_session__new(const char *filename, int mode,
  40                                        bool force);
  41 void perf_session__delete(struct perf_session *self);
  42
  43 int perf_session__process_events(struct perf_session *self,
  44                                  struct perf_event_ops *event_ops);
  45
  46 int perf_header__read_build_ids(int input, u64 offset, u64 file_size);
  47
  48 #endif /* __PERF_SESSION_H */