WifiServiceImpl.java revision ccbe820337a230f0827f734aca2c51a244a0837f
1155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande/* 2155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Copyright (C) 2010 The Android Open Source Project 3155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 4155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Licensed under the Apache License, Version 2.0 (the "License"); 5155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * you may not use this file except in compliance with the License. 6155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * You may obtain a copy of the License at 7155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 8155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * http://www.apache.org/licenses/LICENSE-2.0 9155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 10155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Unless required by applicable law or agreed to in writing, software 11155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * distributed under the License is distributed on an "AS IS" BASIS, 12155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See the License for the specific language governing permissions and 14155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * limitations under the License. 15155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 16155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 17155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandepackage com.android.server.wifi; 18155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 199086afccf6938a49eb9a2cd248917c1cb0943942vandwalleimport android.Manifest; 20155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.ActivityManager; 21155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.AppOpsManager; 22155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.bluetooth.BluetoothAdapter; 23155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.BroadcastReceiver; 24155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Context; 25155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Intent; 26155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.IntentFilter; 27155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.pm.PackageManager; 28fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.content.pm.UserInfo; 29155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.database.ContentObserver; 3034f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwaltimport android.net.ConnectivityManager; 31155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpInfo; 32155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpResults; 333ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.IpConfiguration.ProxySettings; 34155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.LinkAddress; 35155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.NetworkUtils; 36155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.RouteInfo; 37c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalleimport android.net.wifi.*; 383ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.wifi.IWifiManager; 393ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.AsyncTask; 40155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Binder; 41155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Handler; 42155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.HandlerThread; 43155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.IBinder; 44155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Message; 453ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.Messenger; 46155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.RemoteException; 47155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.SystemProperties; 48155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.UserHandle; 49fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.os.UserManager; 50155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.WorkSource; 51155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.provider.Settings; 52992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalleimport android.util.Log; 53155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.util.Slog; 54155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 55155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileNotFoundException; 56155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.BufferedReader; 57155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileDescriptor; 58155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileReader; 59155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.IOException; 60155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.PrintWriter; 61155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.lang.Override; 62155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.InetAddress; 63155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.Inet4Address; 64155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.ArrayList; 65155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.List; 66155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 67155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.R; 68155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.app.IBatteryStats; 69155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.telephony.TelephonyIntents; 70155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.util.AsyncChannel; 71155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.server.am.BatteryStatsService; 72a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 73155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_AIRPLANE_TOGGLED; 74155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_BATTERY_CHANGED; 75155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_EMERGENCY_MODE_CHANGED; 76155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_LOCKS_CHANGED; 77155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCAN_ALWAYS_MODE_CHANGED; 78155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_OFF; 79155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_ON; 80155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SET_AP; 81155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_USER_PRESENT; 82155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_WIFI_TOGGLED; 83155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande/** 84155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * WifiService handles remote WiFi operation requests by implementing 85155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * the IWifiManager interface. 86155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 87155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @hide 88155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 89155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandepublic final class WifiServiceImpl extends IWifiManager.Stub { 90155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private static final String TAG = "WifiService"; 91f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle private static final boolean DBG = true; 92155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 93155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiStateMachine mWifiStateMachine; 94155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 95155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final Context mContext; 96155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 97155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final LockList mLocks = new LockList(); 98155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // some wifi lock statistics 99155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksAcquired; 100155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksReleased; 101155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksAcquired; 102155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksReleased; 103155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksAcquired; 104155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksReleased; 105155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 106155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<Multicaster> mMulticasters = 107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new ArrayList<Multicaster>(); 108155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastEnabled; 109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastDisabled; 110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final IBatteryStats mBatteryStats; 112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final AppOpsManager mAppOps; 113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 114155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private String mInterfaceName; 115155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 116ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle // Debug counter tracking scan requests sent by WifiManager 117ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle private int scanRequestCounter = 0; 118ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle 119155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the open wi-fi network notification */ 120155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiNotificationController mNotificationController; 121155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Polls traffic stats and notifies clients */ 122155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiTrafficPoller mTrafficPoller; 123155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the persisted states for wi-fi & airplane mode */ 124155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiSettingsStore mSettingsStore; 125155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final boolean mBatchedScanSupported; 127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Asynchronous channel to WifiStateMachine 130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 131155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWifiStateMachineChannel; 132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles client connections 135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class ClientHandler extends Handler { 137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ClientHandler(android.os.Looper looper) { 139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 140155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 141155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 142155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 143155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 144155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 145155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 146155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 147155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "New client listening to asynchronous messages"); 148155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // We track the clients by the Messenger 149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // since it is expected to be always available 150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.addClient(msg.replyTo); 151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Client connection failure, error=" + msg.arg1); 153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SEND_UNSUCCESSFUL) { 158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Send failed, client connection lost"); 159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Client connection lost with reason: " + msg.arg1); 161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.removeClient(msg.replyTo); 163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_FULL_CONNECTION: { 166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande AsyncChannel ac = new AsyncChannel(); 167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ac.connect(mContext, this, msg.replyTo); 168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Client commands are forwarded to state machine */ 171155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CONNECT_NETWORK: 172155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.SAVE_NETWORK: { 173155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiConfiguration config = (WifiConfiguration) msg.obj; 174155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int networkId = msg.arg1; 175992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.SAVE_NETWORK) { 176992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 177992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 178992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 179992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 180992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 181992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 182992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 183992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "SAVE" 184992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 185992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Integer.toString(config.creatorUid) 186992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + "/" + Integer.toString(config.lastUpdateUid)); 187992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 188992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.CONNECT_NETWORK) { 189992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 190992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 191992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 192992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 193992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 194992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 195992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 196992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "CONNECT " 197992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 198992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Binder.getCallingUid()); 199992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 200155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (config != null && config.isValid()) { 20164c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk if (DBG) Slog.d(TAG, "Connect with config" + config); 20264c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk mWifiStateMachine.sendMessage(Message.obtain(msg)); 203155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (config == null 204155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande && networkId != WifiConfiguration.INVALID_NETWORK_ID) { 205155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Connect with networkId" + networkId); 206155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 207155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 208155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "ClientHandler.handleMessage ignoring invalid msg=" + msg); 209155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.what == WifiManager.CONNECT_NETWORK) { 210c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.CONNECT_NETWORK_FAILED, 211c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 212155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 213c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.SAVE_NETWORK_FAILED, 214c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 217155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 218155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 219155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.FORGET_NETWORK: 2202a325cd07d40941adb93c1284abb263ba650c213Sky Faber if (isOwner(msg.sendingUid)) { 221002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber mWifiStateMachine.sendMessage(Message.obtain(msg)); 222002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } else { 223002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Forget is not authorized for user"); 224002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber replyFailed(msg, WifiManager.FORGET_NETWORK_FAILED, 225002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber WifiManager.NOT_AUTHORIZED); 226002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 227002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber break; 228155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.START_WPS: 229155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CANCEL_WPS: 230155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.DISABLE_NETWORK: 231155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.RSSI_PKTCNT_FETCH: { 232155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 233155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 234155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "ClientHandler.handleMessage ignoring msg=" + msg); 237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 241155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 242c35d728a15e9270f5642ef79f5245c89d749285fSky Faber private void replyFailed(Message msg, int what, int why) { 243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Message reply = msg.obtain(); 244155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reply.what = what; 245c35d728a15e9270f5642ef79f5245c89d749285fSky Faber reply.arg1 = why; 246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande msg.replyTo.send(reply); 248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 249155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // There's not much we can do if reply can't be sent! 250155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 251155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 252155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 253155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private ClientHandler mClientHandler; 254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles interaction with WifiStateMachine 257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiStateMachineHandler extends Handler { 259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWsmChannel; 260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler(android.os.Looper looper) { 262155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 263155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel = new AsyncChannel(); 264155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 265155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = mWsmChannel; 273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine connection failure, error=" + msg.arg1); 275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine channel lost, msg.arg1 =" + msg.arg1); 281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //Re-establish connection to state machine 283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "WifiStateMachineHandler.handleMessage ignoring msg=" + msg); 288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler mWifiStateMachineHandler; 295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiWatchdogStateMachine mWifiWatchdogStateMachine; 297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiController mWifiController; 299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiServiceImpl(Context context) { 301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext = context; 302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mInterfaceName = SystemProperties.get("wifi.interface", "wlan0"); 304155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 305f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mTrafficPoller = new WifiTrafficPoller(mContext, mInterfaceName); 306f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mWifiStateMachine = new WifiStateMachine(mContext, mInterfaceName, mTrafficPoller); 307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableRssiPolling(true); 308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats = BatteryStatsService.getService(); 309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mAppOps = (AppOpsManager)context.getSystemService(Context.APP_OPS_SERVICE); 310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController = new WifiNotificationController(mContext, mWifiStateMachine); 312155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore = new WifiSettingsStore(mContext); 313155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande HandlerThread wifiThread = new HandlerThread("WifiService"); 315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wifiThread.start(); 316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mClientHandler = new ClientHandler(wifiThread.getLooper()); 317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineHandler = new WifiStateMachineHandler(wifiThread.getLooper()); 318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController = new WifiController(mContext, this, wifiThread.getLooper()); 319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanSupported = mContext.getResources().getBoolean( 321155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande R.bool.config_wifi_batched_scan_supported); 3221c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde } 3231c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3241c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3251c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /** 3261c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * Check if Wi-Fi needs to be enabled and start 3271c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * if needed 3281c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * 3291c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * This function is used only at boot time 3301c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde */ 3311c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde public void checkAndStartWifi() { 3321c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /* Check if wi-fi needs to be enabled */ 3331c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde boolean wifiEnabled = mSettingsStore.isWifiToggleEnabled(); 3341c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde Slog.i(TAG, "WifiService starting up with Wi-Fi " + 3351c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde (wifiEnabled ? "enabled" : "disabled")); 336155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 337155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForScanModeChange(); 338155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver( 339155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new BroadcastReceiver() { 340155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 341155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 342155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mSettingsStore.handleAirplaneModeToggled()) { 343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_AIRPLANE_TOGGLED); 344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }, 347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED)); 348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Adding optimizations of only receiving broadcasts when wifi is enabled 350155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // can result in race conditions when apps toggle wifi in the background 351155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // without active user involvement. Always receive broadcasts. 352155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForBroadcasts(); 353155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 3541c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde mWifiController.start(); 355155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 356155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // If we are already disabled (could be due to airplane mode), avoid changing persist 357155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // state here 358155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiEnabled) setWifiEnabled(wifiEnabled); 359155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 360155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine = WifiWatchdogStateMachine. 361569b093c4afd30787308032c8259af2680a2874fNavtej Singh Mann makeWifiWatchdogStateMachine(mContext, mWifiStateMachine.getMessenger()); 362155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 363155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 364155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 365155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#pingSupplicant()} 366155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeds, {@code false} otherwise 367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 368155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean pingSupplicant() { 369155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 370155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 371155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncPingSupplicant(mWifiStateMachineChannel); 372155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 373155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 374155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 375155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 376155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 378155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 379a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#getChannelList} 380a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng */ 381a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public List<WifiChannel> getChannelList() { 382a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng enforceAccessPermission(); 383a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (mWifiStateMachineChannel != null) { 384a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return mWifiStateMachine.syncGetChannelList(mWifiStateMachineChannel); 385a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } else { 386a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 387a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return null; 388a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 389a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 390a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 3919086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // Start a location scan. 3929086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // L release: A location scan is implemented as a normal scan and avoids scanning DFS channels 3939086afccf6938a49eb9a2cd248917c1cb0943942vandwalle public void startLocationRestrictedScan(WorkSource workSource) { 3949086afccf6938a49eb9a2cd248917c1cb0943942vandwalle enforceChangePermission(); 3959086afccf6938a49eb9a2cd248917c1cb0943942vandwalle enforceLocationHardwarePermission(); 3969086afccf6938a49eb9a2cd248917c1cb0943942vandwalle List<WifiChannel> channels = getChannelList(); 3979086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (channels == null) { 3989086afccf6938a49eb9a2cd248917c1cb0943942vandwalle Slog.e(TAG, "startLocationRestrictedScan cant get channels"); 3999086afccf6938a49eb9a2cd248917c1cb0943942vandwalle return; 4009086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4019086afccf6938a49eb9a2cd248917c1cb0943942vandwalle ScanSettings settings = new ScanSettings(); 4029086afccf6938a49eb9a2cd248917c1cb0943942vandwalle for (WifiChannel channel : channels) { 4039086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (!channel.isDFS) { 4049086afccf6938a49eb9a2cd248917c1cb0943942vandwalle settings.channelSet.add(channel); 4059086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4069086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4079086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (workSource == null) { 4089086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // Make sure we always have a workSource indicating the origin of the scan 4099086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // hence if there is none, pick an internal WifiStateMachine one 4109086afccf6938a49eb9a2cd248917c1cb0943942vandwalle workSource = new WorkSource(WifiStateMachine.DFS_RESTRICTED_SCAN_REQUEST); 4119086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4129086afccf6938a49eb9a2cd248917c1cb0943942vandwalle startScan(settings, workSource); 4139086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4149086afccf6938a49eb9a2cd248917c1cb0943942vandwalle 415a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng /** 416a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#startScan} 417a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * and {@link android.net.wifi.WifiManager#startCustomizedScan} 418155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 419a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param settings If null, use default parameter, i.e. full scan. 420a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param workSource If null, all blame is given to the calling uid. 421155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 422a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public void startScan(ScanSettings settings, WorkSource workSource) { 423155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 424a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (settings != null) { 425a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng settings = new ScanSettings(settings); 426a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (!settings.isValid()) { 427a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "invalid scan setting"); 428a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return; 429a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 430a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 431155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 432155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 433155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 434155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 435155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 436155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 437ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle mWifiStateMachine.startScan(Binder.getCallingUid(), scanRequestCounter++, 438ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle settings, workSource); 439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class BatchedScanRequest extends DeathRecipient { 442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final BatchedScanSettings settings; 443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int uid; 444155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int pid; 445155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WorkSource workSource; 446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 447155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest(BatchedScanSettings settings, IBinder binder, WorkSource ws) { 448155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(0, null, binder, null); 449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.settings = settings; 450155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.uid = getCallingUid(); 451155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.pid = getCallingPid(); 452155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource = ws; 453155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 454155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 455155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, uid, pid); 456155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 457155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 458155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "BatchedScanRequest{settings=" + settings + ", binder=" + mBinder + "}"; 459155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 460155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isSameApp(int uid, int pid) { 462155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (this.uid == uid && this.pid == pid); 463155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 464155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 465155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<BatchedScanRequest> mBatchedScanners = new ArrayList<BatchedScanRequest>(); 467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isBatchedScanSupported() { 469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mBatchedScanSupported; 470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 471155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void pollBatchedScan() { 473155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 474155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.requestBatchedScanPoll(); 476155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 477155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 4783f7ef65ab71619040032aee96b5599849881d6fdAndres Morales public String getWpsNfcConfigurationToken(int netId) { 479f3f4029b3ac41da4cc6a1bc22bae47c750a47048Andres Morales enforceConnectivityInternalPermission(); 4803f7ef65ab71619040032aee96b5599849881d6fdAndres Morales return mWifiStateMachine.syncGetWpsNfcConfigurationToken(netId); 4813f7ef65ab71619040032aee96b5599849881d6fdAndres Morales } 4823f7ef65ab71619040032aee96b5599849881d6fdAndres Morales 483155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 484155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#requestBatchedScan()} 485155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 486155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean requestBatchedScan(BatchedScanSettings requested, IBinder binder, 487155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource workSource) { 488155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 489155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 490155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 491155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 495155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return false; 496155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande requested = new BatchedScanSettings(requested); 497155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (requested.isInvalid()) return false; 498155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest r = new BatchedScanRequest(requested, binder, workSource); 499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.add(r); 501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<BatchedScanResult> getBatchedScanResults(String callingPackage) { 507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return new ArrayList<BatchedScanResult>(); 509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 5101ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber int userId = UserHandle.getCallingUserId(); 511f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk boolean hasInteractUsersFull = checkInteractAcrossUsersFull(); 512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<BatchedScanResult>(); 517155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 518f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk if (!isCurrentProfile(userId) && !hasInteractUsersFull) { 5191ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<BatchedScanResult>(); 5201ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 521fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetBatchedScanResultsList(); 522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 525155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 526155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 527155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopBatchedScan(BatchedScanSettings settings) { 528155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, getCallingUid(), getCallingPid()); 531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void stopBatchedScan(BatchedScanSettings settings, int uid, int pid) { 534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ArrayList<BatchedScanRequest> found = new ArrayList<BatchedScanRequest>(); 535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (r.isSameApp(uid, pid) && (settings == null || settings.equals(r.settings))) { 538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande found.add(r); 539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (settings != null) break; 540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : found) { 543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.remove(r); 544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (found.size() != 0) { 546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void resolveBatchedScannersLocked() { 552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings setting = new BatchedScanSettings(); 553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource responsibleWorkSource = null; 554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int responsibleUid = 0; 555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double responsibleCsph = 0; // Channel Scans Per Hour 556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanners.size() == 0) { 558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(null, 0, 0, null); 559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings s = r.settings; 563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // evaluate responsibility 565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentChannelCount; 566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentScanInterval; 567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double currentCsph; 568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet == null || s.channelSet.isEmpty()) { 570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // all channels - 11 B and 9 A channels roughly. 571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = 9 + 11; 572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = s.channelSet.size(); 574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // these are rough est - no real need to correct for reg-domain; 575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("A")) currentChannelCount += (9 - 1); 576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("B")) currentChannelCount += (11 - 1); 577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec == BatchedScanSettings.UNSPECIFIED) { 580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = BatchedScanSettings.DEFAULT_INTERVAL_SEC; 581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = s.scanIntervalSec; 583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentCsph = 60 * 60 * currentChannelCount / currentScanInterval; 585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (currentCsph > responsibleCsph) { 587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleUid = r.uid; 588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource = r.workSource; 589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleCsph = currentCsph; 590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxScansPerBatch != BatchedScanSettings.UNSPECIFIED && 593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxScansPerBatch < setting.maxScansPerBatch) { 594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxScansPerBatch = s.maxScansPerBatch; 595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApPerScan != BatchedScanSettings.UNSPECIFIED && 597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApPerScan == BatchedScanSettings.UNSPECIFIED || 598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApPerScan > setting.maxApPerScan)) { 599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApPerScan = s.maxApPerScan; 600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec != BatchedScanSettings.UNSPECIFIED && 602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.scanIntervalSec < setting.scanIntervalSec) { 603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.scanIntervalSec = s.scanIntervalSec; 604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApForDistance != BatchedScanSettings.UNSPECIFIED && 606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApForDistance == BatchedScanSettings.UNSPECIFIED || 607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApForDistance > setting.maxApForDistance)) { 608155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApForDistance = s.maxApForDistance; 609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet != null && s.channelSet.size() != 0) { 611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null) setting.channelSet = new ArrayList<String>(); 613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (String i : s.channelSet) { 614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet.contains(i) == false) setting.channelSet.add(i); 615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } // else, ignore the constraint - we already use all channels 617155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 618155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 619155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.channelSet = new ArrayList<String>(); 620155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 621155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 624155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.constrain(); 625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(setting, responsibleUid, (int)responsibleCsph, 626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource); 627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceAccessPermission() { 630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_WIFI_STATE, 631a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceChangePermission() { 635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.CHANGE_WIFI_STATE, 636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 6379086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 638155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 6399086afccf6938a49eb9a2cd248917c1cb0943942vandwalle private void enforceLocationHardwarePermission() { 6409086afccf6938a49eb9a2cd248917c1cb0943942vandwalle mContext.enforceCallingOrSelfPermission(Manifest.permission.LOCATION_HARDWARE, 6419086afccf6938a49eb9a2cd248917c1cb0943942vandwalle "LocationHardware"); 642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 6449878c61bbd81176561991be025af44efc67332feWenchao Tong private void enforceReadCredentialPermission() { 6459878c61bbd81176561991be025af44efc67332feWenchao Tong mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_WIFI_CREDENTIAL, 6469878c61bbd81176561991be025af44efc67332feWenchao Tong "WifiService"); 6479878c61bbd81176561991be025af44efc67332feWenchao Tong } 6489878c61bbd81176561991be025af44efc67332feWenchao Tong 649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceWorkSourcePermission() { 650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingPermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 651a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 652155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 653155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 654155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 655155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceMulticastChangePermission() { 656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CHANGE_WIFI_MULTICAST_STATE, 658155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceConnectivityInternalPermission() { 662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CONNECTIVITY_INTERNAL, 664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "ConnectivityService"); 665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiEnabled(boolean)} 669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public synchronized boolean setWifiEnabled(boolean enable) { 674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "setWifiEnabled: " + enable + " pid=" + Binder.getCallingPid() 676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) { 678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invoking mWifiStateMachine.setWifiEnabled\n"); 679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Caller might not have WRITE_SECURE_SETTINGS, 683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * only CHANGE_WIFI_STATE is enforced 684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (! mSettingsStore.handleWifiToggled(enable)) { 689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Nothing to do if wifi cannot be toggled 690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 693155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 694155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 695155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 696155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_WIFI_TOGGLED); 697155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 698155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiState()} 702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_STATE_DISABLED}, 703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_DISABLING}, 704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLED}, 705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLING}, 706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_UNKNOWN} 707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiEnabledState() { 709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiState(); 711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiApEnabled(WifiConfiguration, boolean)} 715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig SSID, security and channel details as 716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * part of WifiConfiguration 717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enabled true to enable and false to disable 718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 720328fc5407927799843c11f2b767a8cf47b89f366Robert Greenwalt enforceChangePermission(); 72134f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwalt ConnectivityManager.enforceTetherChangePermission(mContext); 72213cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds UserManager um = UserManager.get(mContext); 72313cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds if (um.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING)) { 72413cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds throw new SecurityException("DISALLOW_CONFIG_TETHERING is enabled for this user."); 72513cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds } 726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // null wifiConfig is a meaningful input for CMD_SET_AP 727155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig == null || wifiConfig.isValid()) { 728155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.obtainMessage(CMD_SET_AP, enabled ? 1 : 0, 0, wifiConfig).sendToTarget(); 729155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 730155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 731155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 732155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 734155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApState()} 736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_AP_STATE_DISABLED}, 737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_DISABLING}, 738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLED}, 739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLING}, 740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_FAILED} 741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiApEnabledState() { 743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApState(); 745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApConfiguration()} 749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return soft access point configuration 750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiConfiguration getWifiApConfiguration() { 752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApConfiguration(); 754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#setWifiApConfiguration(WifiConfiguration)} 758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig WifiConfiguration details for soft access point 759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApConfiguration(WifiConfiguration wifiConfig) { 761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig == null) 763155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 764155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig.isValid()) { 765155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setWifiApConfiguration(wifiConfig); 766155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 767155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 768155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 769155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 770155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 771155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 772155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 773155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 774155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 775155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 776155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isScanAlwaysAvailable() { 777155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 778155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mSettingsStore.isScanAlwaysAvailable(); 779155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 780155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 781155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 782155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#disconnect()} 783155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 784155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void disconnect() { 785155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 786155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.disconnectCommand(); 787155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 788155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 789155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 790155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reconnect()} 791155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 792155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reconnect() { 793155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 794155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 795155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 796155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 797155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 798155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reassociate()} 799155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 800155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reassociate() { 801155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 802155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reassociateCommand(); 803155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 804155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 805155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 806048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande * see {@link android.net.wifi.WifiManager#getSupportedFeatures} 807a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande */ 808048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public int getSupportedFeatures() { 809a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande enforceAccessPermission(); 810a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande if (mWifiStateMachineChannel != null) { 811048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return mWifiStateMachine.syncGetSupportedFeatures(mWifiStateMachineChannel); 812a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } else { 813a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 814048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return 0; 815a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 816a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 817a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande 818a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande /** 819200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle * see {@link android.net.wifi.WifiAdapter#reportActivityInfo} 820200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle */ 821048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public WifiActivityEnergyInfo reportActivityInfo() { 822200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle enforceAccessPermission(); 823200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiLinkLayerStats stats; 824200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo energyInfo = null; 825200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (mWifiStateMachineChannel != null) { 826048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande stats = mWifiStateMachine.syncGetLinkLayerStats(mWifiStateMachineChannel); 827200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (stats != null) { 82884a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 82984a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxIdleCurrent = 83084a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 8312740001002132ed305034de64a58b0805fa4e392Pierre Vandwalle com.android.internal.R.integer.config_wifi_idle_receive_cur_ma); 83284a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxCurrent = 83384a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 83484a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_active_rx_cur_ma); 83584a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int txCurrent = 83684a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 83784a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_tx_cur_ma); 83884a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int voltage = 83984a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 84084a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_operating_voltage_mv); 84184a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxIdleTime = stats.on_time - stats.tx_time - stats.rx_time; 84284a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 84384a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int energyUsed = (stats.tx_time * txCurrent + stats.rx_time * rxCurrent 84484a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle + rxIdleTime * rxIdleCurrent ) * voltage / 1000; 84584a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 846200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle // Convert the LinkLayerStats into EnergyActivity 847200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle energyInfo = new WifiActivityEnergyInfo( 848200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo.STACK_STATE_STATE_IDLE, stats.tx_time, 84984a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle stats.rx_time, rxIdleTime, energyUsed); 850200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 851200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return energyInfo; 852200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } else { 853200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 854200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return null; 855200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 856200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 857200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle 858200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle /** 859155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#getConfiguredNetworks()} 860155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of configured networks 861155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 862155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<WifiConfiguration> getConfiguredNetworks() { 863155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 864155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 86582199a285f4a45a46b44eb8253999aa918534753vandwalle return mWifiStateMachine.syncGetConfiguredNetworks(Binder.getCallingUid(), 86682199a285f4a45a46b44eb8253999aa918534753vandwalle mWifiStateMachineChannel); 867155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 868155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 869155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 870155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 871155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 872155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 873155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 8749878c61bbd81176561991be025af44efc67332feWenchao Tong * see {@link android.net.wifi.WifiManager#getPrivilegedConfiguredNetworks()} 8759878c61bbd81176561991be025af44efc67332feWenchao Tong * @return the list of configured networks with real preSharedKey 8769878c61bbd81176561991be025af44efc67332feWenchao Tong */ 8779878c61bbd81176561991be025af44efc67332feWenchao Tong public List<WifiConfiguration> getPrivilegedConfiguredNetworks() { 8789878c61bbd81176561991be025af44efc67332feWenchao Tong enforceReadCredentialPermission(); 8799878c61bbd81176561991be025af44efc67332feWenchao Tong enforceAccessPermission(); 8809878c61bbd81176561991be025af44efc67332feWenchao Tong if (mWifiStateMachineChannel != null) { 8819878c61bbd81176561991be025af44efc67332feWenchao Tong return mWifiStateMachine.syncGetPrivilegedConfiguredNetwork(mWifiStateMachineChannel); 8829878c61bbd81176561991be025af44efc67332feWenchao Tong } else { 8839878c61bbd81176561991be025af44efc67332feWenchao Tong Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 8849878c61bbd81176561991be025af44efc67332feWenchao Tong return null; 8859878c61bbd81176561991be025af44efc67332feWenchao Tong } 8869878c61bbd81176561991be025af44efc67332feWenchao Tong } 8879878c61bbd81176561991be025af44efc67332feWenchao Tong 8889878c61bbd81176561991be025af44efc67332feWenchao Tong /** 889ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * Returns a WifiConfiguration matching this ScanResult 890ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * @param scanResult scanResult that represents the BSSID 891ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * @return {@link WifiConfiguration} that matches this BSSID or null 892ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande */ 893ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande public WifiConfiguration getMatchingWifiConfig(ScanResult scanResult) { 894ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande enforceAccessPermission(); 895ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande return mWifiStateMachine.syncGetMatchingWifiConfig(scanResult, mWifiStateMachineChannel); 896ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande } 897ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande 898ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande 899ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande /** 900155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addOrUpdateNetwork(WifiConfiguration)} 901155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the supplicant-assigned identifier for the new or updated 902155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * network if the operation succeeds, or {@code -1} if it fails 903155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 904155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int addOrUpdateNetwork(WifiConfiguration config) { 905155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 906155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (config.isValid()) { 907992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle //TODO: pass the Uid the WifiStateMachine as a message parameter 908992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("addOrUpdateNetwork", " uid = " + Integer.toString(Binder.getCallingUid()) 909992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " SSID " + config.SSID 910992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(config.networkId)); 911992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 912992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 913992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 914992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 915992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 916155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 917155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncAddOrUpdateNetwork(mWifiStateMachineChannel, config); 918155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 919155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 920155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 921155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 922155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 923155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "bad network configuration"); 924155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 925155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 926155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 927155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 928155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 929155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#removeNetwork(int)} 930155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 931155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 932155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 933155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 934155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean removeNetwork(int netId) { 935155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 936c35d728a15e9270f5642ef79f5245c89d749285fSky Faber 937002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (!isOwner(Binder.getCallingUid())) { 938002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Remove is not authorized for user"); 939002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 940002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 941002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 942155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 943155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRemoveNetwork(mWifiStateMachineChannel, netId); 944155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 945155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 946155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 947155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 948155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 949155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 950155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 951155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#enableNetwork(int, boolean)} 952155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 953155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 954155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param disableOthers if true, disable all other networks. 955155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 956155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 957155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enableNetwork(int netId, boolean disableOthers) { 958155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 959155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 960155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncEnableNetwork(mWifiStateMachineChannel, netId, 961155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande disableOthers); 962155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 963155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 964155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 965155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 966155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 967155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 968155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 969155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#disableNetwork(int)} 970155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 971155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 972155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 973155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 974155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean disableNetwork(int netId) { 975155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 976155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 977155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncDisableNetwork(mWifiStateMachineChannel, netId); 978155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 979155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 980155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 981155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 982155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 983155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 984155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 985155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#getConnectionInfo()} 986155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the Wi-Fi information, contained in {@link WifiInfo}. 987155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 988155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiInfo getConnectionInfo() { 989155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 990155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 991155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Make sure we have the latest information, by sending 992155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a status request to the supplicant. 993155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 994155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRequestConnectionInfo(); 995155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 996155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 997155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 998155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the results of the most recent access point scan, in the form of 999155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a list of {@link ScanResult} objects. 1000155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of results 1001155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1002155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<ScanResult> getScanResults(String callingPackage) { 1003155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1004155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int userId = UserHandle.getCallingUserId(); 1005155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1006f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk boolean hasInteractUsersFull = checkInteractAcrossUsersFull(); 1007155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1008155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1009155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 1010155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 1011155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<ScanResult>(); 1012155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1013f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk if (!isCurrentProfile(userId) && !hasInteractUsersFull) { 10141ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<ScanResult>(); 10151ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 1016fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetScanResultsList(); 1017155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1018155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1019155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1020155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1021155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1022155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1023f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk * Returns true if the caller holds INTERACT_ACROSS_USERS_FULL. 1024f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk */ 1025f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk private boolean checkInteractAcrossUsersFull() { 1026f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk return mContext.checkCallingOrSelfPermission( 1027f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 1028f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk == PackageManager.PERMISSION_GRANTED; 1029f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk } 1030f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk 1031f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk /** 1032b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * Returns true if the calling user is the current one or a profile of the 1033b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * current user.. 1034fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina */ 10351ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber private boolean isCurrentProfile(int userId) { 1036fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina int currentUser = ActivityManager.getCurrentUser(); 1037fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina if (userId == currentUser) { 1038fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 1039fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1040b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy List<UserInfo> profiles = UserManager.get(mContext).getProfiles(currentUser); 1041b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy for (UserInfo user : profiles) { 1042b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy if (userId == user.id) { 1043fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 1044fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1045fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1046fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return false; 1047fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1048fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina 1049fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina /** 10502a325cd07d40941adb93c1284abb263ba650c213Sky Faber * Returns true if uid is an application running under the owner or a profile of the owner. 1051002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * 1052002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * Note: Should not be called if identity is cleared. 1053002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber */ 10542a325cd07d40941adb93c1284abb263ba650c213Sky Faber private boolean isOwner(int uid) { 1055002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber long ident = Binder.clearCallingIdentity(); 10562a325cd07d40941adb93c1284abb263ba650c213Sky Faber int userId = UserHandle.getUserId(uid); 1057002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber try { 1058002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber int ownerUser = UserHandle.USER_OWNER; 1059002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == ownerUser) { 1060002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 1061002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1062002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber List<UserInfo> profiles = UserManager.get(mContext).getProfiles(ownerUser); 1063002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber for (UserInfo profile : profiles) { 1064002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == profile.id) { 1065002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 1066002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1067002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1068002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 1069002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1070002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber finally { 1071002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Binder.restoreCallingIdentity(ident); 1072002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1073002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1074002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1075002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1076002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber /** 1077155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Tell the supplicant to persist the current list of configured networks. 1078155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 1079155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1080155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: deprecate this 1081155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1082155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean saveConfiguration() { 1083155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean result = true; 1084155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1085155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 1086155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncSaveConfig(mWifiStateMachineChannel); 1087155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1088155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1089155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1090155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1091155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1092155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1093155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1094155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the country code 1095155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param countryCode ISO 3166 country code. 1096155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1097155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1098155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The persist behavior exists so that wifi can fall back to the last 1099155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * persisted country code on a restart, when the locale information is 1100155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * not available from telephony. 1101155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1102155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setCountryCode(String countryCode, boolean persist) { 1103155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set country code to " + countryCode + 1104155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 11059c22c8ea193360f50ad490368ca6a11af0684362Robert Greenwalt enforceConnectivityInternalPermission(); 1106155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1108155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setCountryCode(countryCode, persist); 1109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 111480d14d67a956e6c69433470aaa73100898166efaxinhe /** 111580d14d67a956e6c69433470aaa73100898166efaxinhe * Get the country code 111680d14d67a956e6c69433470aaa73100898166efaxinhe * @return ISO 3166 country code. 111780d14d67a956e6c69433470aaa73100898166efaxinhe */ 111880d14d67a956e6c69433470aaa73100898166efaxinhe public String getCountryCode() { 111980d14d67a956e6c69433470aaa73100898166efaxinhe enforceConnectivityInternalPermission(); 112080d14d67a956e6c69433470aaa73100898166efaxinhe String country = mWifiStateMachine.getCountryCode(); 112180d14d67a956e6c69433470aaa73100898166efaxinhe return country; 112280d14d67a956e6c69433470aaa73100898166efaxinhe } 1123155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1124155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the operational frequency band 1125155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param band One of 1126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO}, 1127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ}, 1128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}, 1129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1131155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setFrequencyBand(int band, boolean persist) { 1133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (!isDualBandSupported()) return; 1135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set frequency band to " + band + 1136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 1137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setFrequencyBand(band, persist); 1140155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1141155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1142155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1143155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1144155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1145155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1146155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1147155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the operational frequency band 1148155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getFrequencyBand() { 1150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getFrequencyBand(); 1152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isDualBandSupported() { 1155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //TODO: Should move towards adding a driver API that checks at runtime 1156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mContext.getResources().getBoolean( 1157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande com.android.internal.R.bool.config_wifi_dual_band_support); 1158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the DHCP-assigned addresses from the last successful DHCP request, 1162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * if any. 1163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the DHCP information 1164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @deprecated 1165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public DhcpInfo getDhcpInfo() { 1167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpResults dhcpResults = mWifiStateMachine.syncGetDhcpResults(); 1169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpInfo info = new DhcpInfo(); 11713b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 11723b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.ipAddress != null && 11733b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti dhcpResults.ipAddress.getAddress() instanceof Inet4Address) { 11743b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.ipAddress = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.ipAddress.getAddress()); 1175155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 11763b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 11773b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.gateway != null) { 11783b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.gateway = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.gateway); 1179155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 11803b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 1181155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int dnsFound = 0; 11823b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti for (InetAddress dns : dhcpResults.dnsServers) { 1183155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dns instanceof Inet4Address) { 1184155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dnsFound == 0) { 1185155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns1 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1186155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1187155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns2 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1188155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1189155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (++dnsFound > 1) break; 1190155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1191155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1192155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande InetAddress serverAddress = dhcpResults.serverAddress; 1193155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (serverAddress instanceof Inet4Address) { 1194155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.serverAddress = NetworkUtils.inetAddressToInt((Inet4Address)serverAddress); 1195155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1196155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.leaseDuration = dhcpResults.leaseDuration; 1197155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1198155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return info; 1199155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1200155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1201155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1202155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#startWifi} 1203155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1204155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1205155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void startWifi() { 1206155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1207155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* TODO: may be add permissions for access only to connectivity service 1208155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a start issued, keep wifi alive until a stop issued irrespective 1209155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * of WifiLock & device idle status unless wifi enabled status is toggled 1210155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1211155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1212155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(true); 1213155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 1214155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1217155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#stopWifi} 1218155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1219155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1220155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopWifi() { 1221155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1222155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 1223155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a stop is issued, wifi is brought up only by startWifi 1224155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * unless wifi enabled status is toggled 1225155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1226155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(false); 1227155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1228155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1229155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1230155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addToBlacklist} 1231155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1232155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1233155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void addToBlacklist(String bssid) { 1234155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.addToBlacklist(bssid); 1237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#clearBlacklist} 1241155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1242155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void clearBlacklist() { 1244155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1245155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.clearBlacklist(); 1247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1249155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1250155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * enable TDLS for the local NIC to remote NIC 1251155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The APPs don't know the remote MAC address to identify NIC though, 1252155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * so we need to do additional work to find it from remote IP address 1253155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTaskParams { 1256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String remoteIpAddress; 1257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enable; 1258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTask extends AsyncTask<TdlsTaskParams, Integer, Integer> { 1261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1262155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected Integer doInBackground(TdlsTaskParams... params) { 1263155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1264155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Retrieve parameters for the call 1265155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams param = params[0]; 1266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String remoteIpAddress = param.remoteIpAddress.trim(); 1267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean enable = param.enable; 1268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Get MAC address of Remote IP 1270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String macAddress = null; 1271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BufferedReader reader = null; 1273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader = new BufferedReader(new FileReader("/proc/net/arp")); 1276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Skip over the line bearing colum titles 1278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String line = reader.readLine(); 1279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande while ((line = reader.readLine()) != null) { 1281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String[] tokens = line.split("[ ]+"); 1282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (tokens.length < 6) { 1283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande continue; 1284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // ARP column format is 1287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Address HWType HWAddress Flags Mask IFace 1288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String ip = tokens[0]; 1289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mac = tokens[3]; 1290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (remoteIpAddress.equals(ip)) { 1292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande macAddress = mac; 1293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (macAddress == null) { 1298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.w(TAG, "Did not find remoteAddress {" + remoteIpAddress + "} in " + 1299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "/proc/net/arp"); 1300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enableTdlsWithMacAddress(macAddress, enable); 1302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1304155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (FileNotFoundException e) { 1305155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not open /proc/net/arp to lookup mac address"); 1306155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (IOException e) { 1307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not read /proc/net/arp to lookup mac address"); 1308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (reader != null) { 1311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader.close(); 1312155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1313155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande catch (IOException e) { 1315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Do nothing 1316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return 0; 1320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1321155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1322155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1323155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdls(String remoteAddress, boolean enable) { 13248e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteAddress == null) { 13258e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteAddress cannot be null"); 13268e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 13278e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1328155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams params = new TdlsTaskParams(); 1329155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.remoteIpAddress = remoteAddress; 1330155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.enable = enable; 1331155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new TdlsTask().execute(params); 1332155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1333155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1334155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1335155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdlsWithMacAddress(String remoteMacAddress, boolean enable) { 13368e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteMacAddress == null) { 13378e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteMacAddress cannot be null"); 13388e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 13398e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1340155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableTdls(remoteMacAddress, enable); 1341155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1342155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get a reference to handler. This is used by a client to establish 1345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * an AsyncChannel communication with WifiService 1346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public Messenger getWifiServiceMessenger() { 1348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1350155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new Messenger(mClientHandler); 1351155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1352155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 13532ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle /** 13542ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle * Disable an ephemeral network, i.e. network that is created thru a WiFi Scorer 13552ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle */ 13562ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle public void disableEphemeralNetwork(String SSID) { 13572ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle enforceAccessPermission(); 13582ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle enforceChangePermission(); 13592ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle mWifiStateMachine.disableEphemeralNetwork(SSID); 13602ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle } 1361155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1362155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1363155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the IP and proxy configuration file 1364155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1365155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String getConfigFile() { 1366155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getConfigFile(); 1368155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1369155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1370155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1371155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1372155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 1373155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String action = intent.getAction(); 1374155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (action.equals(Intent.ACTION_SCREEN_ON)) { 1375155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_ON); 1376155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_USER_PRESENT)) { 1377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_USER_PRESENT); 1378155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { 1379155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_OFF); 1380155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_BATTERY_CHANGED)) { 1381155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pluggedType = intent.getIntExtra("plugged", 0); 1382155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_BATTERY_CHANGED, pluggedType, 0, null); 1383155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) { 1384155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int state = intent.getIntExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE, 1385155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BluetoothAdapter.STATE_DISCONNECTED); 1386155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendBluetoothAdapterStateChange(state); 1387155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED)) { 1388155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean emergencyMode = intent.getBooleanExtra("phoneinECMState", false); 1389155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_EMERGENCY_MODE_CHANGED, emergencyMode ? 1 : 0, 0); 1390155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1391155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1392155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1393155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1394155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1395155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Observes settings changes to scan always mode. 1396155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1397155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForScanModeChange() { 1398155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ContentObserver contentObserver = new ContentObserver(null) { 1399155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1400155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onChange(boolean selfChange) { 1401155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.handleWifiScanAlwaysAvailableToggled(); 1402155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCAN_ALWAYS_MODE_CHANGED); 1403155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1404155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1405155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1406155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.getContentResolver().registerContentObserver( 1407155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getUriFor(Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE), 1408155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande false, contentObserver); 1409155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1410155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1411155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForBroadcasts() { 1412155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IntentFilter intentFilter = new IntentFilter(); 1413155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_ON); 1414155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_USER_PRESENT); 1415155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_OFF); 1416155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); 1417155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 1418155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED); 1419155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED); 1420155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver(mReceiver, intentFilter); 1421155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1422155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1423155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1424155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1425155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 1426155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != PackageManager.PERMISSION_GRANTED) { 1427155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Permission Denial: can't dump WifiService from from pid=" 1428155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + Binder.getCallingPid() 1429155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 1430155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1431155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1432155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Wi-Fi is " + mWifiStateMachine.syncGetWifiStateByName()); 1433155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Stay-awake conditions: " + 1434155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getInt(mContext.getContentResolver(), 1435155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.STAY_ON_WHILE_PLUGGED_IN, 0)); 1436155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastEnabled " + mMulticastEnabled); 1437155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastDisabled " + mMulticastDisabled); 1438155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.dump(fd, pw, args); 1439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.dump(fd, pw, args); 1440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController.dump(fd, pw, args); 1441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.dump(fd, pw, args); 1442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Latest scan results:"); 1444155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande List<ScanResult> scanResults = mWifiStateMachine.syncGetScanResultsList(); 1445a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long nowMs = System.currentTimeMillis(); 1446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (scanResults != null && scanResults.size() != 0) { 1447a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.println(" BSSID Frequency RSSI Age SSID " + 1448a0708b09ad17b086c008ab100aec7143d7613c80vandwalle " Flags"); 1449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (ScanResult r : scanResults) { 1450a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageSec = 0; 1451a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageMilli = 0; 1452a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (nowMs > r.seen && r.seen > 0) { 1453a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec = (nowMs - r.seen) / 1000; 1454a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageMilli = (nowMs - r.seen) % 1000; 1455a0708b09ad17b086c008ab100aec7143d7613c80vandwalle } 1456a0708b09ad17b086c008ab100aec7143d7613c80vandwalle String candidate = " "; 1457a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (r.isAutoJoinCandidate > 0) candidate = "+"; 1458a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.printf(" %17s %9d %5d %3d.%03d%s %-32s %s\n", 1459155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.BSSID, 1460155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.frequency, 1461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.level, 1462a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec, ageMilli, 1463a0708b09ad17b086c008ab100aec7143d7613c80vandwalle candidate, 1464a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.SSID == null ? "" : r.SSID, 1465a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.capabilities); 1466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks acquired: " + mFullLocksAcquired + " full, " + 1470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksAcquired + " full high perf, " + 1471155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksAcquired + " scan"); 1472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks released: " + mFullLocksReleased + " full, " + 1473155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksReleased + " full high perf, " + 1474155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksReleased + " scan"); 1475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1476155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks held:"); 1477155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.dump(pw); 1478155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1479155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine.dump(fd, pw, args); 1480155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1481155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.dump(fd, pw, args); 1482155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1483155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1484155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1485155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiLock extends DeathRecipient { 1486155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock(int lockMode, String tag, IBinder binder, WorkSource ws) { 1487155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(lockMode, tag, binder, ws); 1488155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1489155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1490155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1491155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande releaseWifiLockLocked(mBinder); 1493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1495155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1496155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1497155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "WifiLock{" + mTag + " type=" + mMode + " binder=" + mBinder + "}"; 1498155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class LockList { 1502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private List<WifiLock> mList; 1503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private LockList() { 1505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList = new ArrayList<WifiLock>(); 1506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized boolean hasLocks() { 1509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return !mList.isEmpty(); 1510155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1511155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized int getStrongestLockMode() { 1513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.isEmpty()) { 1514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1517155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullHighPerfLocksAcquired > mFullHighPerfLocksReleased) { 1518155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL_HIGH_PERF; 1519155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1520155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1521155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullLocksAcquired > mFullLocksReleased) { 1522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1525155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_SCAN_ONLY; 1526155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1527155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1528155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized void updateWorkSource(WorkSource ws) { 1529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = 0; i < mLocks.mList.size(); i++) { 1530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws.add(mLocks.mList.get(i).mWorkSource); 1531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void addLock(WifiLock lock) { 1535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (findLockByBinder(lock.mBinder) < 0) { 1536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList.add(lock); 1537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiLock removeLock(IBinder binder) { 1541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = findLockByBinder(binder); 1542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index >= 0) { 1543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock ret = mList.remove(index); 1544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ret.unlinkDeathRecipient(); 1545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return ret; 1546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 1548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int findLockByBinder(IBinder binder) { 1552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mList.size(); 1553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.get(i).mBinder == binder) 1555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return i; 1556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 1558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void dump(PrintWriter pw) { 1561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (WifiLock l : mList) { 1562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.print(" "); 1563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(l); 1564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void enforceWakeSourcePermission(int uid, int pid) { 1569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (uid == android.os.Process.myUid()) { 1570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 1573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pid, uid, null); 1574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean acquireWifiLock(IBinder binder, int lockMode, String tag, WorkSource ws) { 1577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (lockMode != WifiManager.WIFI_MODE_FULL && 1579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_SCAN_ONLY && 1580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_FULL_HIGH_PERF) { 1581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Illegal argument, lockMode= " + lockMode); 1582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) throw new IllegalArgumentException("lockMode=" + lockMode); 1583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(Binder.getCallingUid(), Binder.getCallingPid()); 1590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws == null) { 1592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = new WorkSource(Binder.getCallingUid()); 1593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = new WifiLock(lockMode, tag, binder, ws); 1595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return acquireWifiLockLocked(wifiLock); 1597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteAcquireWifiLock(WifiLock wifiLock) throws RemoteException { 1601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockAcquiredFromSource(wifiLock.mWorkSource); 1606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1608155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteReleaseWifiLock(WifiLock wifiLock) throws RemoteException { 1611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockReleasedFromSource(wifiLock.mWorkSource); 1616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1617155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1618155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1619155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1620155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean acquireWifiLockLocked(WifiLock wifiLock) { 1621155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "acquireWifiLockLocked: " + wifiLock); 1622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.addLock(wifiLock); 1624155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wifiLock); 1628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksAcquired; 1631155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksAcquired; 1634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1637155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksAcquired; 1638155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1639155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1640155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1641155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 1642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1644155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1645155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1646155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1647155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1648155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void updateWifiLockWorkSource(IBinder lock, WorkSource ws) { 1650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1651155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pid = Binder.getCallingPid(); 1652155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1653155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1654155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1655155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(uid, pid); 1657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1658155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = mLocks.findLockByBinder(lock); 1662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index < 0) { 1663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande throw new IllegalArgumentException("Wifi lock not active"); 1664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wl = mLocks.mList.get(index); 1666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wl); 1667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wl.mWorkSource = ws != null ? new WorkSource(ws) : new WorkSource(uid); 1668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wl); 1669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean releaseWifiLock(IBinder lock) { 1677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return releaseWifiLockLocked(lock); 1680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean releaseWifiLockLocked(IBinder lock) { 1684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean hadLock; 1685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = mLocks.removeLock(lock); 1687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "releaseWifiLockLocked: " + wifiLock); 1689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande hadLock = (wifiLock != null); 1691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1693155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1694155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (hadLock) { 1695155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wifiLock); 1696155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1697155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1698155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksReleased; 1699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksReleased; 1702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksReleased; 1705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return hadLock; 1715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private abstract class DeathRecipient 1718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande implements IBinder.DeathRecipient { 1719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mTag; 1720155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int mMode; 1721155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IBinder mBinder; 1722155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource mWorkSource; 1723155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1724155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DeathRecipient(int mode, String tag, IBinder binder, WorkSource ws) { 1725155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(); 1726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTag = tag; 1727155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMode = mode; 1728155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder = binder; 1729155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWorkSource = ws; 1730155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1731155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.linkToDeath(this, 0); 1732155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande binderDied(); 1734155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void unlinkDeathRecipient() { 1738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.unlinkToDeath(this, 0); 1739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class Multicaster extends DeathRecipient { 1743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster(String tag, IBinder binder) { 1744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(Binder.getCallingUid(), tag, binder, null); 1745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Multicaster binderDied"); 1749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int i = mMulticasters.indexOf(this); 1751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (i != -1) { 1752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, mMode); 1753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "Multicaster{" + mTag + " binder=" + mBinder + "}"; 1759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getUid() { 1762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mMode; 1763155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1764155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1765155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1766155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void initializeMulticastFiltering() { 1767155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1768155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1769155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1770155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // if anybody had requested filters be off, leave off 1771155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() != 0) { 1772155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1773155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1774155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1775155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1776155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1777155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1778155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1779155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void acquireMulticastLock(IBinder binder, String tag) { 1780155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1781155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1782155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1783155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastEnabled++; 1784155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticasters.add(new Multicaster(tag, binder)); 1785155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Note that we could call stopFilteringMulticastV4Packets only when 1786155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // our new size == 1 (first call), but this function won't 1787155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // be called often and by making the stopPacket call each 1788155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // time we're less fragile and self-healing. 1789155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.stopFilteringMulticastV4Packets(); 1790155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1791155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1792155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1793155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1794155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1795155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastEnabled(uid); 1796155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1797155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1798155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1799155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1800155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1801155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1802155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void releaseMulticastLock() { 1803155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1804155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1805155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1806155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1807155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastDisabled++; 1808155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mMulticasters.size(); 1809155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1810155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster m = mMulticasters.get(i); 1811155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if ((m != null) && (m.getUid() == uid)) { 1812155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, uid); 1813155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1814155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1815155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1816155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1817155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1818155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void removeMulticasterLocked(int i, int uid) 1819155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande { 1820155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster removed = mMulticasters.remove(i); 1821155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1822155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (removed != null) { 1823155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removed.unlinkDeathRecipient(); 1824155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1825155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() == 0) { 1826155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1827155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1828155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1829155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1830155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1831155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastDisabled(uid); 1832155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1833155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1834155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1835155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1836155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1837155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1838155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isMulticastEnabled() { 1839155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1840155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1841155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1842155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (mMulticasters.size() > 0); 1843155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1844155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 18459ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng 1846511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng public WifiMonitor getWifiMonitor() { 1847511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng return mWifiStateMachine.getWifiMonitor(); 18489ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng } 1849ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1850ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public void enableVerboseLogging(int verbose) { 1851ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1852ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle mWifiStateMachine.enableVerboseLogging(verbose); 1853ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1854ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1855ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public int getVerboseLoggingLevel() { 1856ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1857ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle return mWifiStateMachine.getVerboseLoggingLevel(); 1858ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1859c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1860c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void enableAggressiveHandover(int enabled) { 1861c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1862c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.enableAggressiveHandover(enabled); 1863c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1864c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1865c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAggressiveHandover() { 1866c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1867c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAggressiveHandover(); 1868c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1869c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1870c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void setAllowScansWithTraffic(int enabled) { 1871c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1872c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.setAllowScansWithTraffic(enabled); 1873c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1874c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1875c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAllowScansWithTraffic() { 1876c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1877c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAllowScansWithTraffic(); 1878c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1879c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle 1880e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle public void setAllowScansWhileAssociated(boolean enabled) { 1881e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle enforceAccessPermission(); 1882e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle mWifiStateMachine.setAllowScansWhileAssociated(enabled); 1883e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle } 1884e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle 1885e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle public boolean getAllowScansWhileAssociated() { 1886e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle enforceAccessPermission(); 1887e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle return mWifiStateMachine.getAllowScansWhileAssociated(); 1888e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle } 1889e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle 1890c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle /* Return the Wifi Connection statistics object */ 1891c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle public WifiConnectionStatistics getConnectionStatistics() { 1892c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceAccessPermission(); 1893c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceReadCredentialPermission(); 1894c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle if (mWifiStateMachineChannel != null) { 1895c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return mWifiStateMachine.syncGetConnectionStatistics(mWifiStateMachineChannel); 1896c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } else { 1897c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1898c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return null; 1899c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 1900c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 1901155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande} 1902