// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto2";

option optimize_for = LITE_RUNTIME;
option java_package = "org.chromium.components.metrics";

option java_outer_classname = "DeviceStateProtos";

package metrics;

// Enums corresponding to the state of the device when data was collected.

// The system's thermal state, as defined by the power monitor in chromium
// https://source.chromium.org/chromium/chromium/src/+/main:base/power_monitor/power_observer.h;l=49;drc=e4622aaeccea84652488d1822c28c78b7115684f
enum ThermalState {
  THERMAL_STATE_UNKNOWN = 0;
  THERMAL_STATE_NOMINAL = 1;
  THERMAL_STATE_FAIR = 2;
  THERMAL_STATE_SERIOUS = 3;
  THERMAL_STATE_CRITICAL = 4;
}