Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
[linux-2.6.git] / 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 <stdbool.h>
7 #include "types.h"
8 #include "event.h"
9
10 #include <linux/bitmap.h>
11
12 struct perf_header_attr {
13         struct perf_event_attr attr;
14         int ids, size;
15         u64 *id;
16         off_t id_offset;
17 };
18
19 enum {
20         HEADER_TRACE_INFO = 1,
21         HEADER_BUILD_ID,
22         HEADER_LAST_FEATURE,
23 };
24
25 #define HEADER_FEAT_BITS                        256
26
27 struct perf_file_section {
28         u64 offset;
29         u64 size;
30 };
31
32 struct perf_file_header {
33         u64                             magic;
34         u64                             size;
35         u64                             attr_size;
36         struct perf_file_section        attrs;
37         struct perf_file_section        data;
38         struct perf_file_section        event_types;
39         DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
40 };
41
42 struct perf_header;
43
44 int perf_file_header__read(struct perf_file_header *self,
45                            struct perf_header *ph, int fd);
46
47 struct perf_header {
48         int                     frozen;
49         int                     attrs, size;
50         struct perf_header_attr **attr;
51         s64                     attr_offset;
52         u64                     data_offset;
53         u64                     data_size;
54         u64                     event_offset;
55         u64                     event_size;
56         bool                    needs_swap;
57         DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
58 };
59
60 int perf_header__init(struct perf_header *self);
61 void perf_header__exit(struct perf_header *self);
62
63 int perf_header__read(struct perf_header *self, int fd);
64 int perf_header__write(struct perf_header *self, int fd, bool at_exit);
65
66 int perf_header__add_attr(struct perf_header *self,
67                           struct perf_header_attr *attr);
68
69 int perf_header__push_event(u64 id, const char *name);
70 char *perf_header__find_event(u64 id);
71
72 struct perf_header_attr *perf_header_attr__new(struct perf_event_attr *attr);
73 void perf_header_attr__delete(struct perf_header_attr *self);
74
75 int perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
76
77 u64 perf_header__sample_type(struct perf_header *header);
78 struct perf_event_attr *
79 perf_header__find_attr(u64 id, struct perf_header *header);
80 void perf_header__set_feat(struct perf_header *self, int feat);
81 bool perf_header__has_feat(const struct perf_header *self, int feat);
82
83 int perf_header__process_sections(struct perf_header *self, int fd,
84                                   int (*process)(struct perf_file_section *self,
85                                                  struct perf_header *ph,
86                                                  int feat, int fd));
87
88 int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
89                           const char *name, bool is_kallsyms);
90 int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
91
92 #endif /* __PERF_HEADER_H */