1 #ifndef __PERF_HEADER_H
2 #define __PERF_HEADER_H
4 #include "../../../include/linux/perf_event.h"
10 #include <linux/bitmap.h>
13 HEADER_RESERVED = 0, /* always cleared */
14 HEADER_FIRST_FEATURE = 1,
15 HEADER_TRACING_DATA = 1,
33 HEADER_FEAT_BITS = 256,
36 struct perf_file_section {
41 struct perf_file_header {
45 struct perf_file_section attrs;
46 struct perf_file_section data;
47 struct perf_file_section event_types;
48 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
51 struct perf_pipe_file_header {
58 int perf_file_header__read(struct perf_file_header *header,
59 struct perf_header *ph, int fd);
69 DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
75 int perf_session__read_header(struct perf_session *session, int fd);
76 int perf_session__write_header(struct perf_session *session,
77 struct perf_evlist *evlist,
78 int fd, bool at_exit);
79 int perf_header__write_pipe(int fd);
81 int perf_header__push_event(u64 id, const char *name);
82 char *perf_header__find_event(u64 id);
84 void perf_header__set_feat(struct perf_header *header, int feat);
85 void perf_header__clear_feat(struct perf_header *header, int feat);
86 bool perf_header__has_feat(const struct perf_header *header, int feat);
88 int perf_header__set_cmdline(int argc, const char **argv);
90 int perf_header__process_sections(struct perf_header *header, int fd,
92 int (*process)(struct perf_file_section *section,
93 struct perf_header *ph,
94 int feat, int fd, void *data));
96 int perf_header__fprintf_info(struct perf_session *s, FILE *fp, bool full);
97 char *perf_header__read_feature(struct perf_session *session, int feat);
99 int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
100 const char *name, bool is_kallsyms, bool is_vdso);
101 int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
103 int perf_event__synthesize_attr(struct perf_tool *tool,
104 struct perf_event_attr *attr, u32 ids, u64 *id,
105 perf_event__handler_t process);
106 int perf_event__synthesize_attrs(struct perf_tool *tool,
107 struct perf_session *session,
108 perf_event__handler_t process);
109 int perf_event__process_attr(union perf_event *event, struct perf_evlist **pevlist);
111 int perf_event__synthesize_event_type(struct perf_tool *tool,
112 u64 event_id, char *name,
113 perf_event__handler_t process,
114 struct machine *machine);
115 int perf_event__synthesize_event_types(struct perf_tool *tool,
116 perf_event__handler_t process,
117 struct machine *machine);
118 int perf_event__process_event_type(struct perf_tool *tool,
119 union perf_event *event);
121 int perf_event__synthesize_tracing_data(struct perf_tool *tool,
122 int fd, struct perf_evlist *evlist,
123 perf_event__handler_t process);
124 int perf_event__process_tracing_data(union perf_event *event,
125 struct perf_session *session);
127 int perf_event__synthesize_build_id(struct perf_tool *tool,
128 struct dso *pos, u16 misc,
129 perf_event__handler_t process,
130 struct machine *machine);
131 int perf_event__process_build_id(struct perf_tool *tool,
132 union perf_event *event,
133 struct perf_session *session);
136 * arch specific callback
138 int get_cpuid(char *buffer, size_t sz);
140 #endif /* __PERF_HEADER_H */