4e8a21c5304cac64cb1c96b90cdf3541d3309b0c
[linux-2.6.git] / 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 ip_callchain;
10 struct thread;
11 struct symbol;
12 struct symbol_conf;
13
14 struct perf_session {
15         struct perf_header      header;
16         unsigned long           size;
17         unsigned long           mmap_window;
18         struct map_groups       kmaps;
19         struct rb_root          threads;
20         struct thread           *last_match;
21         struct rb_root          hists;
22         u64                     sample_type;
23         int                     fd;
24         int                     cwdlen;
25         char                    *cwd;
26         bool                    use_modules;
27         bool                    use_callchain;
28         char filename[0];
29 };
30
31 typedef int (*event_op)(event_t *self, struct perf_session *session);
32
33 struct perf_event_ops {
34         event_op        process_sample_event;
35         event_op        process_mmap_event;
36         event_op        process_comm_event;
37         event_op        process_fork_event;
38         event_op        process_exit_event;
39         event_op        process_lost_event;
40         event_op        process_read_event;
41         event_op        process_throttle_event;
42         event_op        process_unthrottle_event;
43         int             (*sample_type_check)(struct perf_session *session);
44         unsigned long   total_unknown;
45         bool            full_paths;
46 };
47
48 struct perf_session *perf_session__new(const char *filename, int mode,
49                                        bool force, struct symbol_conf *conf);
50 void perf_session__delete(struct perf_session *self);
51
52 int perf_session__process_events(struct perf_session *self,
53                                  struct perf_event_ops *event_ops);
54
55 struct symbol **perf_session__resolve_callchain(struct perf_session *self,
56                                                 struct thread *thread,
57                                                 struct ip_callchain *chain,
58                                                 struct symbol **parent);
59
60 int perf_header__read_build_ids(int input, u64 offset, u64 file_size);
61
62 #endif /* __PERF_SESSION_H */