1/* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17syntax = "proto2"; 18option optimize_for = LITE_RUNTIME; 19 20package perfetto.protos; 21 22// A snapshot of clock readings to allow for trace alignment. 23message ClockSnapshot { 24 message Clock { 25 enum Type { 26 UNKNOWN = 0; 27 REALTIME = 1; 28 REALTIME_COARSE = 2; 29 MONOTONIC = 3; 30 MONOTONIC_COARSE = 4; 31 MONOTONIC_RAW = 5; 32 BOOTTIME = 6; 33 PROCESS_CPUTIME = 7; 34 THREAD_CPUTIME = 8; 35 } 36 optional Type type = 1; 37 optional uint64 timestamp = 2; 38 } 39 repeated Clock clocks = 1; 40} 41