1 /* 2 * Copyright (C) 2017 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 package com.android.settingslib.wifi; 17 18 import android.content.Context; 19 import android.net.wifi.WifiConfiguration; 20 import android.net.wifi.WifiManager; 21 import android.net.wifi.hotspot2.PasspointConfiguration; 22 23 import java.util.ArrayList; 24 import java.util.List; 25 26 /** 27 * Provide utility functions for retrieving saved Wi-Fi configurations. 28 */ 29 public class WifiSavedConfigUtils { 30 /** 31 * Returns all the saved configurations on the device, including both Wi-Fi networks and 32 * Passpoint profiles, represented by {@link AccessPoint}. 33 * 34 * @param context The application context 35 * @param wifiManager An instance of {@link WifiManager} 36 * @return List of {@link AccessPoint} 37 */ getAllConfigs(Context context, WifiManager wifiManager)38 public static List<AccessPoint> getAllConfigs(Context context, WifiManager wifiManager) { 39 List<AccessPoint> savedConfigs = new ArrayList<>(); 40 List<WifiConfiguration> savedNetworks = wifiManager.getConfiguredNetworks(); 41 for (WifiConfiguration network : savedNetworks) { 42 // Configuration for Passpoint network is configured temporary by WifiService for 43 // connection attempt only. The underlying configuration is saved as Passpoint 44 // configuration, which will be retrieved with WifiManager#getPasspointConfiguration 45 // call below. 46 if (network.isPasspoint()) { 47 continue; 48 } 49 // Ephemeral networks are not saved to the persistent storage, ignore them. 50 if (network.isEphemeral()) { 51 continue; 52 } 53 savedConfigs.add(new AccessPoint(context, network)); 54 } 55 try { 56 List<PasspointConfiguration> savedPasspointConfigs = 57 wifiManager.getPasspointConfigurations(); 58 for (PasspointConfiguration config : savedPasspointConfigs) { 59 savedConfigs.add(new AccessPoint(context, config)); 60 } 61 } catch (UnsupportedOperationException e) { 62 // Passpoint not supported. 63 } 64 return savedConfigs; 65 } 66 } 67 68