93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
#ifndef __PERF_HEADER_H
|
|
#define __PERF_HEADER_H
|
|
|
|
#include "../../../include/linux/perf_event.h"
|
|
#include <sys/types.h>
|
|
#include <stdbool.h>
|
|
#include "types.h"
|
|
#include "event.h"
|
|
|
|
#include <linux/bitmap.h>
|
|
|
|
struct perf_header_attr {
|
|
struct perf_event_attr attr;
|
|
int ids, size;
|
|
u64 *id;
|
|
off_t id_offset;
|
|
};
|
|
|
|
enum {
|
|
HEADER_TRACE_INFO = 1,
|
|
HEADER_BUILD_ID,
|
|
HEADER_LAST_FEATURE,
|
|
};
|
|
|
|
#define HEADER_FEAT_BITS 256
|
|
|
|
struct perf_file_section {
|
|
u64 offset;
|
|
u64 size;
|
|
};
|
|
|
|
struct perf_file_header {
|
|
u64 magic;
|
|
u64 size;
|
|
u64 attr_size;
|
|
struct perf_file_section attrs;
|
|
struct perf_file_section data;
|
|
struct perf_file_section event_types;
|
|
DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
|
|
};
|
|
|
|
struct perf_header;
|
|
|
|
int perf_file_header__read(struct perf_file_header *self,
|
|
struct perf_header *ph, int fd);
|
|
|
|
struct perf_header {
|
|
int frozen;
|
|
int attrs, size;
|
|
struct perf_header_attr **attr;
|
|
s64 attr_offset;
|
|
u64 data_offset;
|
|
u64 data_size;
|
|
u64 event_offset;
|
|
u64 event_size;
|
|
bool needs_swap;
|
|
DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
|
|
};
|
|
|
|
int perf_header__init(struct perf_header *self);
|
|
void perf_header__exit(struct perf_header *self);
|
|
|
|
int perf_header__read(struct perf_header *self, int fd);
|
|
int perf_header__write(struct perf_header *self, int fd, bool at_exit);
|
|
|
|
int perf_header__add_attr(struct perf_header *self,
|
|
struct perf_header_attr *attr);
|
|
|
|
int perf_header__push_event(u64 id, const char *name);
|
|
char *perf_header__find_event(u64 id);
|
|
|
|
struct perf_header_attr *perf_header_attr__new(struct perf_event_attr *attr);
|
|
void perf_header_attr__delete(struct perf_header_attr *self);
|
|
|
|
int perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
|
|
|
|
u64 perf_header__sample_type(struct perf_header *header);
|
|
struct perf_event_attr *
|
|
perf_header__find_attr(u64 id, struct perf_header *header);
|
|
void perf_header__set_feat(struct perf_header *self, int feat);
|
|
bool perf_header__has_feat(const struct perf_header *self, int feat);
|
|
|
|
int perf_header__process_sections(struct perf_header *self, int fd,
|
|
int (*process)(struct perf_file_section *self,
|
|
struct perf_header *ph,
|
|
int feat, int fd));
|
|
|
|
int build_id_cache__add_s(const char *sbuild_id, const char *debugdir,
|
|
const char *name, bool is_kallsyms);
|
|
int build_id_cache__remove_s(const char *sbuild_id, const char *debugdir);
|
|
|
|
#endif /* __PERF_HEADER_H */
|