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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
12enum {
13 HEADER_TRACE_INFO = 1,
14 HEADER_BUILD_ID,
15 HEADER_LAST_FEATURE,
16};
17
18#define HEADER_FEAT_BITS 256
19
20struct perf_file_section {
21 u64 offset;
22 u64 size;
23};
24
25struct perf_file_header {
26 u64 magic;
27 u64 size;
28 u64 attr_size;
29 struct perf_file_section attrs;
30 struct perf_file_section data;
31 struct perf_file_section event_types;
32 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
33};
34
35struct perf_pipe_file_header {
36 u64 magic;
37 u64 size;
38};
39
40struct perf_header;
41
42int perf_file_header__read(struct perf_file_header *header,
43 struct perf_header *ph, int fd);
44
45struct perf_header {
46 int frozen;
47 bool needs_swap;
48 s64 attr_offset;
49 u64 data_offset;
50 u64 data_size;
51 u64 event_offset;
52 u64 event_size;
53 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
54};
55
56struct perf_evlist;
57
58int perf_session__read_header(struct perf_session *session, int fd);
59int perf_session__write_header(struct perf_session *session,
60 struct perf_evlist *evlist,
61 int fd, bool at_exit);
62int perf_header__write_pipe(int fd);
63
64int perf_header__push_event(u64 id, const char *name);
65char *perf_header__find_event(u64 id);
66
67void perf_header__set_feat(struct perf_header *header, int feat);
68void perf_header__clear_feat(struct perf_header *header, int feat);
69bool perf_header__has_feat(const struct perf_header *header, int feat);
70
71int perf_header__process_sections(struct perf_header *header, int fd,
72 int (*process)(struct perf_file_section *section,
73 struct perf_header *ph,
74 int feat, int fd));
75
76int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
77 const char *name, bool is_kallsyms);
78int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
79
80int perf_event__synthesize_attr(struct perf_event_attr *attr, u16 ids, u64 *id,
81 perf_event__handler_t process,
82 struct perf_session *session);
83int perf_session__synthesize_attrs(struct perf_session *session,
84 perf_event__handler_t process);
85int perf_event__process_attr(union perf_event *event, struct perf_session *session);
86
87int perf_event__synthesize_event_type(u64 event_id, char *name,
88 perf_event__handler_t process,
89 struct perf_session *session);
90int perf_event__synthesize_event_types(perf_event__handler_t process,
91 struct perf_session *session);
92int perf_event__process_event_type(union perf_event *event,
93 struct perf_session *session);
94
95int perf_event__synthesize_tracing_data(int fd, struct perf_evlist *evlist,
96 perf_event__handler_t process,
97 struct perf_session *session);
98int perf_event__process_tracing_data(union perf_event *event,
99 struct perf_session *session);
100
101int perf_event__synthesize_build_id(struct dso *pos, u16 misc,
102 perf_event__handler_t process,
103 struct machine *machine,
104 struct perf_session *session);
105int perf_event__process_build_id(union perf_event *event,
106 struct perf_session *session);
107#endif /* __PERF_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
12enum {
13 HEADER_RESERVED = 0, /* always cleared */
14 HEADER_FIRST_FEATURE = 1,
15 HEADER_TRACING_DATA = 1,
16 HEADER_BUILD_ID,
17
18 HEADER_HOSTNAME,
19 HEADER_OSRELEASE,
20 HEADER_VERSION,
21 HEADER_ARCH,
22 HEADER_NRCPUS,
23 HEADER_CPUDESC,
24 HEADER_CPUID,
25 HEADER_TOTAL_MEM,
26 HEADER_CMDLINE,
27 HEADER_EVENT_DESC,
28 HEADER_CPU_TOPOLOGY,
29 HEADER_NUMA_TOPOLOGY,
30 HEADER_BRANCH_STACK,
31 HEADER_LAST_FEATURE,
32 HEADER_FEAT_BITS = 256,
33};
34
35struct perf_file_section {
36 u64 offset;
37 u64 size;
38};
39
40struct perf_file_header {
41 u64 magic;
42 u64 size;
43 u64 attr_size;
44 struct perf_file_section attrs;
45 struct perf_file_section data;
46 struct perf_file_section event_types;
47 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
48};
49
50struct perf_pipe_file_header {
51 u64 magic;
52 u64 size;
53};
54
55struct perf_header;
56
57int perf_file_header__read(struct perf_file_header *header,
58 struct perf_header *ph, int fd);
59
60struct perf_header {
61 int frozen;
62 bool needs_swap;
63 s64 attr_offset;
64 u64 data_offset;
65 u64 data_size;
66 u64 event_offset;
67 u64 event_size;
68 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
69};
70
71struct perf_evlist;
72struct perf_session;
73
74int perf_session__read_header(struct perf_session *session, int fd);
75int perf_session__write_header(struct perf_session *session,
76 struct perf_evlist *evlist,
77 int fd, bool at_exit);
78int perf_header__write_pipe(int fd);
79
80int perf_header__push_event(u64 id, const char *name);
81char *perf_header__find_event(u64 id);
82
83void perf_header__set_feat(struct perf_header *header, int feat);
84void perf_header__clear_feat(struct perf_header *header, int feat);
85bool perf_header__has_feat(const struct perf_header *header, int feat);
86
87int perf_header__set_cmdline(int argc, const char **argv);
88
89int perf_header__process_sections(struct perf_header *header, int fd,
90 void *data,
91 int (*process)(struct perf_file_section *section,
92 struct perf_header *ph,
93 int feat, int fd, void *data));
94
95int perf_header__fprintf_info(struct perf_session *s, FILE *fp, bool full);
96
97int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
98 const char *name, bool is_kallsyms);
99int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
100
101int perf_event__synthesize_attr(struct perf_tool *tool,
102 struct perf_event_attr *attr, u16 ids, u64 *id,
103 perf_event__handler_t process);
104int perf_event__synthesize_attrs(struct perf_tool *tool,
105 struct perf_session *session,
106 perf_event__handler_t process);
107int perf_event__process_attr(union perf_event *event, struct perf_evlist **pevlist);
108
109int perf_event__synthesize_event_type(struct perf_tool *tool,
110 u64 event_id, char *name,
111 perf_event__handler_t process,
112 struct machine *machine);
113int perf_event__synthesize_event_types(struct perf_tool *tool,
114 perf_event__handler_t process,
115 struct machine *machine);
116int perf_event__process_event_type(struct perf_tool *tool,
117 union perf_event *event);
118
119int perf_event__synthesize_tracing_data(struct perf_tool *tool,
120 int fd, struct perf_evlist *evlist,
121 perf_event__handler_t process);
122int perf_event__process_tracing_data(union perf_event *event,
123 struct perf_session *session);
124
125int perf_event__synthesize_build_id(struct perf_tool *tool,
126 struct dso *pos, u16 misc,
127 perf_event__handler_t process,
128 struct machine *machine);
129int perf_event__process_build_id(struct perf_tool *tool,
130 union perf_event *event,
131 struct perf_session *session);
132
133/*
134 * arch specific callback
135 */
136int get_cpuid(char *buffer, size_t sz);
137
138#endif /* __PERF_HEADER_H */