/*
 * 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.
 */

package android.net.wifi.nl80211;

import android.net.wifi.nl80211.NativeWifiClient;

/**
 * A callback for receiving events related to soft AP.
 * @hide
 */
oneway interface IApInterfaceEventCallback {

  // Channel bandwidth type. Used in |onSoftApChannelSwitched|
  const int BANDWIDTH_INVALID = 0;
  const int BANDWIDTH_20_NOHT = 1;
  const int BANDWIDTH_20 = 2;
  const int BANDWIDTH_40 = 3;
  const int BANDWIDTH_80 = 4;
  const int BANDWIDTH_80P80 = 5;
  const int BANDWIDTH_160 = 6;
  const int BANDWIDTH_320 = 7;

  // Signals that the stations associated to this soft Ap have changed.
  //
  // @param clients The associated stations after change
  void onConnectedClientsChanged(in NativeWifiClient client, in boolean isConnected);

  // Signals a channel switch event for this soft Ap.
  //
  // @param frequency Represents the frequency of the channel in MHz
  // @param bandwidth Bandwidth of the channel, one of the values from |BANDWIDTH_*|
  void onSoftApChannelSwitched(int frequency, int bandwidth);
}