1 files changed, 47 insertions, 0 deletions
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
new file mode 100644
index 000000000000..a0761bc7863c
--- /dev/null
+++ b/tools/perf/util/header.h
@@ -0,0 +1,47 @@
+#ifndef _PERF_HEADER_H
+#define _PERF_HEADER_H
+
+#include "../../../include/linux/perf_event.h"
+#include <sys/types.h>
+#include "types.h"
+
+struct perf_header_attr {
+	struct perf_event_attr attr;
+	int ids, size;
+	u64 *id;
+	off_t id_offset;
+};
+
+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;
+};
+
+struct perf_header *perf_header__read(int fd);
+void perf_header__write(struct perf_header *self, int fd);
+
+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);
+
+
+struct perf_header *perf_header__new(void);
+
+#endif /* _PERF_HEADER_H */