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 "thread.h"
   7 #include <linux/rbtree.h>
   8
   9 struct thread;
  10 struct symbol_conf;
  11
  12 struct perf_session {
  13         struct perf_header      header;
  14         unsigned long           size;
  15         unsigned long           mmap_window;
  16         struct map_groups       kmaps;
  17         struct rb_root          threads;
  18         struct thread           *last_match;
  19         int                     fd;
  20         int                     cwdlen;
  21         char                    *cwd;
  22         bool                    use_modules;
  23         char filename[0];
  24 };
  25
  26 typedef int (*event_op)(event_t *self, struct perf_session *session);
  27
  28 struct perf_event_ops {
  29         event_op        process_sample_event;
  30         event_op        process_mmap_event;
  31         event_op        process_comm_event;
  32         event_op        process_fork_event;
  33         event_op        process_exit_event;
  34         event_op        process_lost_event;
  35         event_op        process_read_event;
  36         event_op        process_throttle_event;
  37         event_op        process_unthrottle_event;
  38         int             (*sample_type_check)(u64 sample_type);
  39         unsigned long   total_unknown;
  40         bool            full_paths;
  41 };
  42
  43 struct perf_session *perf_session__new(const char *filename, int mode,
  44                                        bool force, struct symbol_conf *conf);
  45 void perf_session__delete(struct perf_session *self);
  46
  47 int perf_session__process_events(struct perf_session *self,
  48                                  struct perf_event_ops *event_ops);
  49
  50 int perf_header__read_build_ids(int input, u64 offset, u64 file_size);
  51
  52 #endif /* __PERF_SESSION_H */