cmds/statsd/src/stats_events.proto

/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

syntax = "proto2";
option optimize_for = LITE_RUNTIME;

package android.os.statsd;

option java_package = "com.android.os";
option java_outer_classname = "StatsEventProto";

message StatsEvent {
  oneof event {
    // Screen state change.
    ScreenStateChange screen_state_change = 2;
    // Process state change.
    ProcessStateChange process_state_change = 1112;
  }
}

// Logs changes in screen state. This event is logged in
// frameworks/base/services/core/java/com/android/server/am/BatteryStatsService.java
message ScreenStateChange {
  // Screen state enums follow the values defined in below file.
  // frameworks/base/core/java/android/view/Display.java
  enum State {
    STATE_UNKNOWN = 0;
    STATE_OFF = 1;
    STATE_ON = 2;
    STATE_DOZE = 3;
    STATE_DOZE_SUSPEND = 4;
    STATE_VR = 5;
  }
  // New screen state.
  optional State display_state = 1;
}

// Logs changes in process state. This event is logged in
// frameworks/base/services/core/java/com/android/server/am/BatteryStatsService.java
message ProcessStateChange {
  // Type of process event.
  enum State {
    START = 1;
    CRASH = 2;
  }
  optional State state = 1;

  // UID associated with the package.
  optional int32 uid = 2;
}