454 	struct perf_pipe_file_header f_header;  in perf_header__write_pipe()  local
457 	f_header = (struct perf_pipe_file_header){  in perf_header__write_pipe()
459 		.size	   = sizeof(f_header),  in perf_header__write_pipe()
462 	err = do_write(fd, &f_header, sizeof(f_header));  in perf_header__write_pipe()
475 	struct perf_file_header f_header;  in perf_session__write_header()  local
481 	lseek(fd, sizeof(f_header), SEEK_SET);  in perf_session__write_header()
538 	f_header = (struct perf_file_header){  in perf_session__write_header()
540 		.size	   = sizeof(f_header),  in perf_session__write_header()
556 	memcpy(&f_header.adds_features, &header->adds_features, sizeof(header->adds_features));  in perf_session__write_header()
559 	err = do_write(fd, &f_header, sizeof(f_header));  in perf_session__write_header()
872 	struct perf_pipe_file_header f_header;  in perf_header__read_pipe()  local
874 	if (perf_file_header__read_pipe(&f_header, header, fd,  in perf_header__read_pipe()
888 	struct perf_file_header	f_header;  in perf_session__read_header()  local
900 	if (perf_file_header__read(&f_header, header, fd) < 0) {  in perf_session__read_header()
905 	nr_attrs = f_header.attrs.size / sizeof(f_attr);  in perf_session__read_header()
906 	lseek(fd, f_header.attrs.offset, SEEK_SET);  in perf_session__read_header()
950 	if (f_header.event_types.size) {  in perf_session__read_header()
951 		lseek(fd, f_header.event_types.offset, SEEK_SET);  in perf_session__read_header()
952 		events = malloc(f_header.event_types.size);  in perf_session__read_header()
956 					     f_header.event_types.size))  in perf_session__read_header()
958 		event_count =  f_header.event_types.size / sizeof(struct perf_trace_event_type);  in perf_session__read_header()