nearby/tests/multidevices/clients/test_support/fastpair_provider/simulator_app/proto/simulator_stream_protocol.proto

syntax = "proto2";

package android.nearby.fastpair.provider.simulator;

option java_package = "android.nearby.fastpair.provider.simulator";
option java_outer_classname = "SimulatorStreamProtocol";

// Used by remote devices to control simulator behaviors.
message Command {
  // Type of this command.
  required Code code = 1;

  // Required for SHOW_BATTERY.
  optional BatteryInfo battery_info = 2;

  enum Code {
    // Request for simulator's acknowledge message.
    POLLING = 0;

    // Reset and clear bluetooth state.
    RESET = 1;

    // Present battery information in the advertisement.
    SHOW_BATTERY = 2;

    // Remove battery information in the advertisement.
    HIDE_BATTERY = 3;

    // Request for BR/EDR address.
    REQUEST_BLUETOOTH_ADDRESS_PUBLIC = 4;

    // Request for BLE address.
    REQUEST_BLUETOOTH_ADDRESS_BLE = 5;

    // Request for account key.
    REQUEST_ACCOUNT_KEY = 6;
  }

  // Battery information for true wireless headsets.
  // https://devsite.googleplex.com/nearby/fast-pair/early-access/spec#BatteryNotification
  message BatteryInfo {
    // Show or hide the battery UI notification.
    optional bool suppress_notification = 1;
    repeated BatteryValue battery_values = 2;

    // Advertised battery level data.
    message BatteryValue {
      // The charging flag.
      required bool charging = 1;

      // Battery level from 0 to 100.
      required uint32 level = 2;
    }
  }
}

// Notify the remote devices when states are changed or response the command on
// the simulator.
message Event {
  // Type of this event.
  required Code code = 1;

  // Required for BLUETOOTH_STATE_BOND.
  optional int32 bond_state = 2;

  // Required for BLUETOOTH_STATE_CONNECTION.
  optional int32 connection_state = 3;

  // Required for BLUETOOTH_STATE_SCAN_MODE.
  optional int32 scan_mode = 4;

  // Required for BLUETOOTH_ADDRESS_PUBLIC.
  optional string public_address = 5;

  // Required for BLUETOOTH_ADDRESS_BLE.
  optional string ble_address = 6;

  // Required for BLUETOOTH_ALIAS_NAME.
  optional string alias_name = 7;

  // Required for REQUEST_ACCOUNT_KEY.
  optional bytes account_key = 8;

  enum Code {
    // Response the polling.
    ACKNOWLEDGE = 0;

    // Notify the event android.bluetooth.device.action.BOND_STATE_CHANGED
    BLUETOOTH_STATE_BOND = 1;

    // Notify the event
    // android.bluetooth.adapter.action.CONNECTION_STATE_CHANGED
    BLUETOOTH_STATE_CONNECTION = 2;

    // Notify the event android.bluetooth.adapter.action.SCAN_MODE_CHANGED
    BLUETOOTH_STATE_SCAN_MODE = 3;

    // Notify the current BR/EDR address
    BLUETOOTH_ADDRESS_PUBLIC = 4;

    // Notify the current BLE address
    BLUETOOTH_ADDRESS_BLE = 5;

    // Notify the event android.bluetooth.device.action.ALIAS_CHANGED
    BLUETOOTH_ALIAS_NAME = 6;

    // Response the REQUEST_ACCOUNT_KEY.
    ACCOUNT_KEY = 7;
  }
}