#ifndef __PERF_HEADER_H #define __PERF_HEADER_H #include "../../../include/linux/perf_event.h" #include #include #include "types.h" #include 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; 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__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); int perf_header__process_sections(struct perf_header *self, int fd, int (*process)(struct perf_file_section *self, int feat, int fd)); #endif /* __PERF_HEADER_H */