55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
#ifndef __PERF_HEADER_H
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#define __PERF_HEADER_H
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#include "../../../include/linux/perf_event.h"
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#include <sys/types.h>
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#include "types.h"
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#include <linux/bitmap.h>
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struct perf_header_attr {
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struct perf_event_attr attr;
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int ids, size;
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u64 *id;
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off_t id_offset;
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};
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#define HEADER_TRACE_INFO 1
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#define HEADER_FEAT_BITS 256
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struct perf_header {
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int frozen;
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int attrs, size;
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struct perf_header_attr **attr;
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s64 attr_offset;
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u64 data_offset;
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u64 data_size;
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u64 event_offset;
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u64 event_size;
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DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS);
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};
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struct perf_header *perf_header__read(int fd);
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void perf_header__write(struct perf_header *self, int fd);
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void perf_header__add_attr(struct perf_header *self,
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struct perf_header_attr *attr);
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void perf_header__push_event(u64 id, const char *name);
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char *perf_header__find_event(u64 id);
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struct perf_header_attr *
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perf_header_attr__new(struct perf_event_attr *attr);
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void perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
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u64 perf_header__sample_type(struct perf_header *header);
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struct perf_event_attr *
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perf_header__find_attr(u64 id, struct perf_header *header);
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void perf_header__feat_trace_info(struct perf_header *header);
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struct perf_header *perf_header__new(void);
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#endif /* __PERF_HEADER_H */
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