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#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 <linux/bitmap.h>
struct perf_header_attr {
struct perf_event_attr attr;
int ids, size;
u64 *id;
off_t id_offset;
};
#define HEADER_TRACE_INFO 1
#define HEADER_BUILD_ID 2
#define HEADER_FEAT_BITS 256
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;
DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
};
struct perf_header *perf_header__read(int fd);
void perf_header__write(struct perf_header *self, int fd, bool at_exit);
void perf_header__add_attr(struct perf_header *self,
struct perf_header_attr *attr);
void 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__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__feat_trace_info(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);
struct perf_header *perf_header__new(void);
#endif /* __PERF_HEADER_H */
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