WifiServiceImpl.java revision a0708b09ad17b086c008ab100aec7143d7613c80
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 19155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.ActivityManager; 20155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.AppOpsManager; 21155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.bluetooth.BluetoothAdapter; 22155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.BroadcastReceiver; 23155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Context; 24155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Intent; 25155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.IntentFilter; 26155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.pm.PackageManager; 27fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.content.pm.UserInfo; 28155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.database.ContentObserver; 2934f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwaltimport android.net.ConnectivityManager; 30155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpInfo; 31155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpResults; 323ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.IpConfiguration.ProxySettings; 33155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.LinkAddress; 34155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.NetworkUtils; 35155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.RouteInfo; 36c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalleimport android.net.wifi.*; 373ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.wifi.IWifiManager; 383ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.AsyncTask; 39155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Binder; 40155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Handler; 41155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.HandlerThread; 42155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.IBinder; 43155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Message; 443ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.Messenger; 45155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.RemoteException; 46155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.SystemProperties; 47155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.UserHandle; 48fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.os.UserManager; 49155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.WorkSource; 50155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.provider.Settings; 51992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalleimport android.util.Log; 52155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.util.Slog; 53155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 54155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileNotFoundException; 55155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.BufferedReader; 56155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileDescriptor; 57155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileReader; 58155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.IOException; 59155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.PrintWriter; 60155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.lang.Override; 61155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.InetAddress; 62155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.Inet4Address; 63155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.ArrayList; 64155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.List; 65155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 66155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.R; 67155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.app.IBatteryStats; 68155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.telephony.TelephonyIntents; 69155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.util.AsyncChannel; 70155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.server.am.BatteryStatsService; 71a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 72155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_AIRPLANE_TOGGLED; 73155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_BATTERY_CHANGED; 74155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_EMERGENCY_MODE_CHANGED; 75155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_LOCKS_CHANGED; 76155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCAN_ALWAYS_MODE_CHANGED; 77155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_OFF; 78155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_ON; 79155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SET_AP; 80155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_USER_PRESENT; 81155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_WIFI_TOGGLED; 82155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande/** 83155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * WifiService handles remote WiFi operation requests by implementing 84155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * the IWifiManager interface. 85155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 86155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @hide 87155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 88155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandepublic final class WifiServiceImpl extends IWifiManager.Stub { 89155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private static final String TAG = "WifiService"; 90f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle private static final boolean DBG = true; 91155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 92155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiStateMachine mWifiStateMachine; 93155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 94155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final Context mContext; 95155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 96155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final LockList mLocks = new LockList(); 97155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // some wifi lock statistics 98155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksAcquired; 99155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksReleased; 100155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksAcquired; 101155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksReleased; 102155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksAcquired; 103155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksReleased; 104155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 105155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<Multicaster> mMulticasters = 106155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new ArrayList<Multicaster>(); 107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastEnabled; 108155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastDisabled; 109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final IBatteryStats mBatteryStats; 111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final AppOpsManager mAppOps; 112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private String mInterfaceName; 114155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 115ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle // Debug counter tracking scan requests sent by WifiManager 116ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle private int scanRequestCounter = 0; 117ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle 118155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the open wi-fi network notification */ 119155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiNotificationController mNotificationController; 120155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Polls traffic stats and notifies clients */ 121155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiTrafficPoller mTrafficPoller; 122155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the persisted states for wi-fi & airplane mode */ 123155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiSettingsStore mSettingsStore; 124155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 125155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final boolean mBatchedScanSupported; 126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Asynchronous channel to WifiStateMachine 129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWifiStateMachineChannel; 131155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles client connections 134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class ClientHandler extends Handler { 136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ClientHandler(android.os.Looper looper) { 138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 140155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 141155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 142155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 143155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 144155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 145155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 146155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "New client listening to asynchronous messages"); 147155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // We track the clients by the Messenger 148155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // since it is expected to be always available 149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.addClient(msg.replyTo); 150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Client connection failure, error=" + msg.arg1); 152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SEND_UNSUCCESSFUL) { 157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Send failed, client connection lost"); 158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Client connection lost with reason: " + msg.arg1); 160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.removeClient(msg.replyTo); 162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_FULL_CONNECTION: { 165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande AsyncChannel ac = new AsyncChannel(); 166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ac.connect(mContext, this, msg.replyTo); 167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Client commands are forwarded to state machine */ 170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CONNECT_NETWORK: 171155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.SAVE_NETWORK: { 172155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiConfiguration config = (WifiConfiguration) msg.obj; 173155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int networkId = msg.arg1; 174992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.SAVE_NETWORK) { 175992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 176992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 177992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 178992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 179992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 180992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 181992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 182992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "SAVE" 183992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 184992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Integer.toString(config.creatorUid) 185992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + "/" + Integer.toString(config.lastUpdateUid)); 186992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 187992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.CONNECT_NETWORK) { 188992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 189992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 190992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 191992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 192992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 193992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 194992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 195992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "CONNECT " 196992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 197992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Binder.getCallingUid()); 198992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 199155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (config != null && config.isValid()) { 20064c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk if (DBG) Slog.d(TAG, "Connect with config" + config); 20164c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk mWifiStateMachine.sendMessage(Message.obtain(msg)); 202155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (config == null 203155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande && networkId != WifiConfiguration.INVALID_NETWORK_ID) { 204155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Connect with networkId" + networkId); 205155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 206155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 207155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "ClientHandler.handleMessage ignoring invalid msg=" + msg); 208155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.what == WifiManager.CONNECT_NETWORK) { 209c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.CONNECT_NETWORK_FAILED, 210c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 211155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 212c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.SAVE_NETWORK_FAILED, 213c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 214155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 217155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 218155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.FORGET_NETWORK: 2192a325cd07d40941adb93c1284abb263ba650c213Sky Faber if (isOwner(msg.sendingUid)) { 220002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber mWifiStateMachine.sendMessage(Message.obtain(msg)); 221002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } else { 222002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Forget is not authorized for user"); 223002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber replyFailed(msg, WifiManager.FORGET_NETWORK_FAILED, 224002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber WifiManager.NOT_AUTHORIZED); 225002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 226002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber break; 227155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.START_WPS: 228155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CANCEL_WPS: 229155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.DISABLE_NETWORK: 230155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.RSSI_PKTCNT_FETCH: { 231155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 232155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 233155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 234155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "ClientHandler.handleMessage ignoring msg=" + msg); 236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 241c35d728a15e9270f5642ef79f5245c89d749285fSky Faber private void replyFailed(Message msg, int what, int why) { 242155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Message reply = msg.obtain(); 243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reply.what = what; 244c35d728a15e9270f5642ef79f5245c89d749285fSky Faber reply.arg1 = why; 245155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande msg.replyTo.send(reply); 247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // There's not much we can do if reply can't be sent! 249155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 250155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 251155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 252155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private ClientHandler mClientHandler; 253155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles interaction with WifiStateMachine 256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiStateMachineHandler extends Handler { 258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWsmChannel; 259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler(android.os.Looper looper) { 261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 262155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel = new AsyncChannel(); 263155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 264155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 265155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = mWsmChannel; 272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine connection failure, error=" + msg.arg1); 274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine channel lost, msg.arg1 =" + msg.arg1); 280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //Re-establish connection to state machine 282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "WifiStateMachineHandler.handleMessage ignoring msg=" + msg); 287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler mWifiStateMachineHandler; 294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiWatchdogStateMachine mWifiWatchdogStateMachine; 296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiController mWifiController; 298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiServiceImpl(Context context) { 300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext = context; 301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mInterfaceName = SystemProperties.get("wifi.interface", "wlan0"); 303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 304f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mTrafficPoller = new WifiTrafficPoller(mContext, mInterfaceName); 305f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mWifiStateMachine = new WifiStateMachine(mContext, mInterfaceName, mTrafficPoller); 306155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableRssiPolling(true); 307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats = BatteryStatsService.getService(); 308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mAppOps = (AppOpsManager)context.getSystemService(Context.APP_OPS_SERVICE); 309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController = new WifiNotificationController(mContext, mWifiStateMachine); 311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore = new WifiSettingsStore(mContext); 312155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 313155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande HandlerThread wifiThread = new HandlerThread("WifiService"); 314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wifiThread.start(); 315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mClientHandler = new ClientHandler(wifiThread.getLooper()); 316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineHandler = new WifiStateMachineHandler(wifiThread.getLooper()); 317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController = new WifiController(mContext, this, wifiThread.getLooper()); 318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanSupported = mContext.getResources().getBoolean( 320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande R.bool.config_wifi_batched_scan_supported); 3211c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde } 3221c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3231c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3241c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /** 3251c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * Check if Wi-Fi needs to be enabled and start 3261c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * if needed 3271c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * 3281c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * This function is used only at boot time 3291c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde */ 3301c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde public void checkAndStartWifi() { 3311c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /* Check if wi-fi needs to be enabled */ 3321c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde boolean wifiEnabled = mSettingsStore.isWifiToggleEnabled(); 3331c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde Slog.i(TAG, "WifiService starting up with Wi-Fi " + 3341c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde (wifiEnabled ? "enabled" : "disabled")); 335155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 336155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForScanModeChange(); 337155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver( 338155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new BroadcastReceiver() { 339155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 340155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 341155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mSettingsStore.handleAirplaneModeToggled()) { 342155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_AIRPLANE_TOGGLED); 343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }, 346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED)); 347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Adding optimizations of only receiving broadcasts when wifi is enabled 349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // can result in race conditions when apps toggle wifi in the background 350155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // without active user involvement. Always receive broadcasts. 351155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForBroadcasts(); 352155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 3531c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde mWifiController.start(); 354155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 355155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // If we are already disabled (could be due to airplane mode), avoid changing persist 356155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // state here 357155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiEnabled) setWifiEnabled(wifiEnabled); 358155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 359155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine = WifiWatchdogStateMachine. 360569b093c4afd30787308032c8259af2680a2874fNavtej Singh Mann makeWifiWatchdogStateMachine(mContext, mWifiStateMachine.getMessenger()); 361155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 362155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 363155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 364155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#pingSupplicant()} 365155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeds, {@code false} otherwise 366155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean pingSupplicant() { 368155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 369155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 370155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncPingSupplicant(mWifiStateMachineChannel); 371155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 372155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 373155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 374155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 375155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 376155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 378a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#getChannelList} 379a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng */ 380a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public List<WifiChannel> getChannelList() { 381a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng enforceAccessPermission(); 382a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (mWifiStateMachineChannel != null) { 383a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return mWifiStateMachine.syncGetChannelList(mWifiStateMachineChannel); 384a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } else { 385a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 386a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return null; 387a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 388a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 389a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 390a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng /** 391a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#startScan} 392a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * and {@link android.net.wifi.WifiManager#startCustomizedScan} 393155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 394a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param settings If null, use default parameter, i.e. full scan. 395a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param workSource If null, all blame is given to the calling uid. 396155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 397a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public void startScan(ScanSettings settings, WorkSource workSource) { 398155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 399a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (settings != null) { 400a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng // TODO: should be removed once the startCustomizedScan API is opened up 401a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng mContext.enforceCallingOrSelfPermission(android.Manifest.permission.LOCATION_HARDWARE, 402a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng "LocationHardware"); 403a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng settings = new ScanSettings(settings); 404a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (!settings.isValid()) { 405a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "invalid scan setting"); 406a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return; 407a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 408a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 409155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 410155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 411155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 412155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 413155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 414155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 415ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle mWifiStateMachine.startScan(Binder.getCallingUid(), scanRequestCounter++, 416ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle settings, workSource); 417155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 418155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 419155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class BatchedScanRequest extends DeathRecipient { 420155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final BatchedScanSettings settings; 421155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int uid; 422155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int pid; 423155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WorkSource workSource; 424155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 425155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest(BatchedScanSettings settings, IBinder binder, WorkSource ws) { 426155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(0, null, binder, null); 427155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.settings = settings; 428155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.uid = getCallingUid(); 429155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.pid = getCallingPid(); 430155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource = ws; 431155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 432155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 433155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, uid, pid); 434155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 435155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 436155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "BatchedScanRequest{settings=" + settings + ", binder=" + mBinder + "}"; 437155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 438155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isSameApp(int uid, int pid) { 440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (this.uid == uid && this.pid == pid); 441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 444155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<BatchedScanRequest> mBatchedScanners = new ArrayList<BatchedScanRequest>(); 445155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isBatchedScanSupported() { 447155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mBatchedScanSupported; 448155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 450155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void pollBatchedScan() { 451155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 452155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 453155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.requestBatchedScanPoll(); 454155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 455155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 4563f7ef65ab71619040032aee96b5599849881d6fdAndres Morales public String getWpsNfcConfigurationToken(int netId) { 457f3f4029b3ac41da4cc6a1bc22bae47c750a47048Andres Morales enforceConnectivityInternalPermission(); 4583f7ef65ab71619040032aee96b5599849881d6fdAndres Morales return mWifiStateMachine.syncGetWpsNfcConfigurationToken(netId); 4593f7ef65ab71619040032aee96b5599849881d6fdAndres Morales } 4603f7ef65ab71619040032aee96b5599849881d6fdAndres Morales 461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 462155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#requestBatchedScan()} 463155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 464155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean requestBatchedScan(BatchedScanSettings requested, IBinder binder, 465155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource workSource) { 466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 471155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 473155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return false; 474155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande requested = new BatchedScanSettings(requested); 475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (requested.isInvalid()) return false; 476155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest r = new BatchedScanRequest(requested, binder, workSource); 477155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 478155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.add(r); 479155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 480155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 481155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 482155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 483155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 484155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<BatchedScanResult> getBatchedScanResults(String callingPackage) { 485155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 486155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return new ArrayList<BatchedScanResult>(); 487155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 4881ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber int userId = UserHandle.getCallingUserId(); 489155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 490155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 491155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<BatchedScanResult>(); 494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 4951ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber if (!isCurrentProfile(userId)) { 4961ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<BatchedScanResult>(); 4971ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 498fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetBatchedScanResultsList(); 499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopBatchedScan(BatchedScanSettings settings) { 505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, getCallingUid(), getCallingPid()); 508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 510155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void stopBatchedScan(BatchedScanSettings settings, int uid, int pid) { 511155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ArrayList<BatchedScanRequest> found = new ArrayList<BatchedScanRequest>(); 512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (r.isSameApp(uid, pid) && (settings == null || settings.equals(r.settings))) { 515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande found.add(r); 516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (settings != null) break; 517155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 518155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 519155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : found) { 520155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.remove(r); 521155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (found.size() != 0) { 523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 525155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 526155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 527155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 528155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void resolveBatchedScannersLocked() { 529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings setting = new BatchedScanSettings(); 530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource responsibleWorkSource = null; 531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int responsibleUid = 0; 532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double responsibleCsph = 0; // Channel Scans Per Hour 533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanners.size() == 0) { 535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(null, 0, 0, null); 536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings s = r.settings; 540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // evaluate responsibility 542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentChannelCount; 543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentScanInterval; 544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double currentCsph; 545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet == null || s.channelSet.isEmpty()) { 547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // all channels - 11 B and 9 A channels roughly. 548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = 9 + 11; 549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = s.channelSet.size(); 551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // these are rough est - no real need to correct for reg-domain; 552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("A")) currentChannelCount += (9 - 1); 553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("B")) currentChannelCount += (11 - 1); 554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec == BatchedScanSettings.UNSPECIFIED) { 557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = BatchedScanSettings.DEFAULT_INTERVAL_SEC; 558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = s.scanIntervalSec; 560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentCsph = 60 * 60 * currentChannelCount / currentScanInterval; 562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (currentCsph > responsibleCsph) { 564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleUid = r.uid; 565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource = r.workSource; 566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleCsph = currentCsph; 567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxScansPerBatch != BatchedScanSettings.UNSPECIFIED && 570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxScansPerBatch < setting.maxScansPerBatch) { 571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxScansPerBatch = s.maxScansPerBatch; 572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApPerScan != BatchedScanSettings.UNSPECIFIED && 574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApPerScan == BatchedScanSettings.UNSPECIFIED || 575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApPerScan > setting.maxApPerScan)) { 576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApPerScan = s.maxApPerScan; 577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec != BatchedScanSettings.UNSPECIFIED && 579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.scanIntervalSec < setting.scanIntervalSec) { 580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.scanIntervalSec = s.scanIntervalSec; 581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApForDistance != BatchedScanSettings.UNSPECIFIED && 583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApForDistance == BatchedScanSettings.UNSPECIFIED || 584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApForDistance > setting.maxApForDistance)) { 585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApForDistance = s.maxApForDistance; 586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet != null && s.channelSet.size() != 0) { 588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null) setting.channelSet = new ArrayList<String>(); 590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (String i : s.channelSet) { 591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet.contains(i) == false) setting.channelSet.add(i); 592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } // else, ignore the constraint - we already use all channels 594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.channelSet = new ArrayList<String>(); 597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.constrain(); 602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(setting, responsibleUid, (int)responsibleCsph, 603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource); 604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceAccessPermission() { 607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_WIFI_STATE, 608a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceChangePermission() { 612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.CHANGE_WIFI_STATE, 613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 6179878c61bbd81176561991be025af44efc67332feWenchao Tong private void enforceReadCredentialPermission() { 6189878c61bbd81176561991be025af44efc67332feWenchao Tong mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_WIFI_CREDENTIAL, 6199878c61bbd81176561991be025af44efc67332feWenchao Tong "WifiService"); 6209878c61bbd81176561991be025af44efc67332feWenchao Tong } 6219878c61bbd81176561991be025af44efc67332feWenchao Tong 622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceWorkSourcePermission() { 623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingPermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 624a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceMulticastChangePermission() { 629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CHANGE_WIFI_MULTICAST_STATE, 631155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceConnectivityInternalPermission() { 635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CONNECTIVITY_INTERNAL, 637155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "ConnectivityService"); 638155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 639155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 640155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 641155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiEnabled(boolean)} 642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 644155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 645155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 646155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public synchronized boolean setWifiEnabled(boolean enable) { 647155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 648155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "setWifiEnabled: " + enable + " pid=" + Binder.getCallingPid() 649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) { 651155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invoking mWifiStateMachine.setWifiEnabled\n"); 652155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 653155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 654155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 655155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Caller might not have WRITE_SECURE_SETTINGS, 656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * only CHANGE_WIFI_STATE is enforced 657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 658155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (! mSettingsStore.handleWifiToggled(enable)) { 662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Nothing to do if wifi cannot be toggled 663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_WIFI_TOGGLED); 670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiState()} 675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_STATE_DISABLED}, 676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_DISABLING}, 677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLED}, 678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLING}, 679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_UNKNOWN} 680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiEnabledState() { 682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiState(); 684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiApEnabled(WifiConfiguration, boolean)} 688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig SSID, security and channel details as 689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * part of WifiConfiguration 690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enabled true to enable and false to disable 691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 693328fc5407927799843c11f2b767a8cf47b89f366Robert Greenwalt enforceChangePermission(); 69434f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwalt ConnectivityManager.enforceTetherChangePermission(mContext); 69513cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds UserManager um = UserManager.get(mContext); 69613cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds if (um.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING)) { 69713cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds throw new SecurityException("DISALLOW_CONFIG_TETHERING is enabled for this user."); 69813cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds } 699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // null wifiConfig is a meaningful input for CMD_SET_AP 700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig == null || wifiConfig.isValid()) { 701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.obtainMessage(CMD_SET_AP, enabled ? 1 : 0, 0, wifiConfig).sendToTarget(); 702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApState()} 709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_AP_STATE_DISABLED}, 710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_DISABLING}, 711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLED}, 712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLING}, 713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_FAILED} 714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiApEnabledState() { 716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApState(); 718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 720155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 721155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApConfiguration()} 722155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return soft access point configuration 723155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 724155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiConfiguration getWifiApConfiguration() { 725155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApConfiguration(); 727155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 728155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 729155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 730155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#setWifiApConfiguration(WifiConfiguration)} 731155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig WifiConfiguration details for soft access point 732155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApConfiguration(WifiConfiguration wifiConfig) { 734155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig == null) 736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig.isValid()) { 738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setWifiApConfiguration(wifiConfig); 739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isScanAlwaysAvailable() { 750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mSettingsStore.isScanAlwaysAvailable(); 752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#disconnect()} 756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void disconnect() { 758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.disconnectCommand(); 760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 763155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reconnect()} 764155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 765155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reconnect() { 766155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 767155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 768155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 769155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 770155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 771155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reassociate()} 772155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 773155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reassociate() { 774155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 775155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reassociateCommand(); 776155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 777155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 778155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 779048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande * see {@link android.net.wifi.WifiManager#getSupportedFeatures} 780a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande */ 781048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public int getSupportedFeatures() { 782a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande enforceAccessPermission(); 783a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande if (mWifiStateMachineChannel != null) { 784048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return mWifiStateMachine.syncGetSupportedFeatures(mWifiStateMachineChannel); 785a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } else { 786a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 787048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return 0; 788a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 789a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 790a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande 791a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande /** 792200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle * see {@link android.net.wifi.WifiAdapter#reportActivityInfo} 793200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle */ 794048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public WifiActivityEnergyInfo reportActivityInfo() { 795200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle enforceAccessPermission(); 796200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiLinkLayerStats stats; 797200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo energyInfo = null; 798200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (mWifiStateMachineChannel != null) { 799048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande stats = mWifiStateMachine.syncGetLinkLayerStats(mWifiStateMachineChannel); 800200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (stats != null) { 801200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle // Convert the LinkLayerStats into EnergyActivity 802200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle energyInfo = new WifiActivityEnergyInfo( 803200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo.STACK_STATE_STATE_IDLE, stats.tx_time, 804200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle stats.rx_time, stats.on_time - stats.tx_time - stats.rx_time, 805200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle 0 /* TBD */); 806200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 807200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return energyInfo; 808200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } else { 809200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 810200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return null; 811200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 812200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 813200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle 814200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle /** 815155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#getConfiguredNetworks()} 816155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of configured networks 817155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 818155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<WifiConfiguration> getConfiguredNetworks() { 819155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 820155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 82182199a285f4a45a46b44eb8253999aa918534753vandwalle return mWifiStateMachine.syncGetConfiguredNetworks(Binder.getCallingUid(), 82282199a285f4a45a46b44eb8253999aa918534753vandwalle mWifiStateMachineChannel); 823155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 824155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 825155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 826155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 827155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 828155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 829155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 8309878c61bbd81176561991be025af44efc67332feWenchao Tong * see {@link android.net.wifi.WifiManager#getPrivilegedConfiguredNetworks()} 8319878c61bbd81176561991be025af44efc67332feWenchao Tong * @return the list of configured networks with real preSharedKey 8329878c61bbd81176561991be025af44efc67332feWenchao Tong */ 8339878c61bbd81176561991be025af44efc67332feWenchao Tong public List<WifiConfiguration> getPrivilegedConfiguredNetworks() { 8349878c61bbd81176561991be025af44efc67332feWenchao Tong enforceReadCredentialPermission(); 8359878c61bbd81176561991be025af44efc67332feWenchao Tong enforceAccessPermission(); 8369878c61bbd81176561991be025af44efc67332feWenchao Tong if (mWifiStateMachineChannel != null) { 8379878c61bbd81176561991be025af44efc67332feWenchao Tong return mWifiStateMachine.syncGetPrivilegedConfiguredNetwork(mWifiStateMachineChannel); 8389878c61bbd81176561991be025af44efc67332feWenchao Tong } else { 8399878c61bbd81176561991be025af44efc67332feWenchao Tong Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 8409878c61bbd81176561991be025af44efc67332feWenchao Tong return null; 8419878c61bbd81176561991be025af44efc67332feWenchao Tong } 8429878c61bbd81176561991be025af44efc67332feWenchao Tong } 8439878c61bbd81176561991be025af44efc67332feWenchao Tong 8449878c61bbd81176561991be025af44efc67332feWenchao Tong /** 845155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addOrUpdateNetwork(WifiConfiguration)} 846155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the supplicant-assigned identifier for the new or updated 847155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * network if the operation succeeds, or {@code -1} if it fails 848155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 849155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int addOrUpdateNetwork(WifiConfiguration config) { 850155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 851155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (config.isValid()) { 852992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle //TODO: pass the Uid the WifiStateMachine as a message parameter 853992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("addOrUpdateNetwork", " uid = " + Integer.toString(Binder.getCallingUid()) 854992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " SSID " + config.SSID 855992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(config.networkId)); 856992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 857992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 858992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 859992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 860992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 861155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 862155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncAddOrUpdateNetwork(mWifiStateMachineChannel, config); 863155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 864155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 865155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 866155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 867155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 868155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "bad network configuration"); 869155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 870155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 871155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 872155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 873155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 874155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#removeNetwork(int)} 875155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 876155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 877155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 878155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 879155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean removeNetwork(int netId) { 880155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 881c35d728a15e9270f5642ef79f5245c89d749285fSky Faber 882002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (!isOwner(Binder.getCallingUid())) { 883002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Remove is not authorized for user"); 884002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 885002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 886002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 887155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 888155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRemoveNetwork(mWifiStateMachineChannel, netId); 889155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 890155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 891155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 892155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 893155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 894155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 895155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 896155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#enableNetwork(int, boolean)} 897155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 898155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 899155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param disableOthers if true, disable all other networks. 900155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 901155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 902155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enableNetwork(int netId, boolean disableOthers) { 903155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 904155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 905155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncEnableNetwork(mWifiStateMachineChannel, netId, 906155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande disableOthers); 907155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 908155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 909155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 910155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 911155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 912155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 913155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 914155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#disableNetwork(int)} 915155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 916155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 917155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 918155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 919155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean disableNetwork(int netId) { 920155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 921155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 922155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncDisableNetwork(mWifiStateMachineChannel, netId); 923155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 924155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 925155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 926155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 927155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 928155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 929155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 930155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#getConnectionInfo()} 931155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the Wi-Fi information, contained in {@link WifiInfo}. 932155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 933155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiInfo getConnectionInfo() { 934155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 935155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 936155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Make sure we have the latest information, by sending 937155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a status request to the supplicant. 938155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 939155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRequestConnectionInfo(); 940155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 941155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 942155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 943155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the results of the most recent access point scan, in the form of 944155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a list of {@link ScanResult} objects. 945155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of results 946155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 947155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<ScanResult> getScanResults(String callingPackage) { 948155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 949155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int userId = UserHandle.getCallingUserId(); 950155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 951155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 952155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 953155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 954155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 955155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<ScanResult>(); 956155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 9571ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber if (!isCurrentProfile(userId)) { 9581ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<ScanResult>(); 9591ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 960fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetScanResultsList(); 961155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 962155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 963155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 964155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 965155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 966155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 967b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * Returns true if the calling user is the current one or a profile of the 968b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * current user.. 969fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina */ 9701ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber private boolean isCurrentProfile(int userId) { 971fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina int currentUser = ActivityManager.getCurrentUser(); 972fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina if (userId == currentUser) { 973fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 974fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 975b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy List<UserInfo> profiles = UserManager.get(mContext).getProfiles(currentUser); 976b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy for (UserInfo user : profiles) { 977b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy if (userId == user.id) { 978fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 979fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 980fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 981fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return false; 982fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 983fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina 984fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina /** 9852a325cd07d40941adb93c1284abb263ba650c213Sky Faber * Returns true if uid is an application running under the owner or a profile of the owner. 986002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * 987002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * Note: Should not be called if identity is cleared. 988002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber */ 9892a325cd07d40941adb93c1284abb263ba650c213Sky Faber private boolean isOwner(int uid) { 990002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber long ident = Binder.clearCallingIdentity(); 9912a325cd07d40941adb93c1284abb263ba650c213Sky Faber int userId = UserHandle.getUserId(uid); 992002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber try { 993002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber int ownerUser = UserHandle.USER_OWNER; 994002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == ownerUser) { 995002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 996002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 997002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber List<UserInfo> profiles = UserManager.get(mContext).getProfiles(ownerUser); 998002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber for (UserInfo profile : profiles) { 999002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == profile.id) { 1000002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 1001002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1002002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1003002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 1004002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1005002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber finally { 1006002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Binder.restoreCallingIdentity(ident); 1007002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1008002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1009002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1010002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1011002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber /** 1012155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Tell the supplicant to persist the current list of configured networks. 1013155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 1014155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1015155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: deprecate this 1016155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1017155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean saveConfiguration() { 1018155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean result = true; 1019155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1020155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 1021155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncSaveConfig(mWifiStateMachineChannel); 1022155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1023155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1024155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1025155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1026155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1027155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1028155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1029155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the country code 1030155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param countryCode ISO 3166 country code. 1031155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1032155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1033155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The persist behavior exists so that wifi can fall back to the last 1034155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * persisted country code on a restart, when the locale information is 1035155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * not available from telephony. 1036155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1037155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setCountryCode(String countryCode, boolean persist) { 1038155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set country code to " + countryCode + 1039155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 10409c22c8ea193360f50ad490368ca6a11af0684362Robert Greenwalt enforceConnectivityInternalPermission(); 1041155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1042155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1043155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setCountryCode(countryCode, persist); 1044155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1045155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1046155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1047155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1048155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1049155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1050155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the operational frequency band 1051155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param band One of 1052155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO}, 1053155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ}, 1054155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}, 1055155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1056155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1057155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1058155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setFrequencyBand(int band, boolean persist) { 1059155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1060155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (!isDualBandSupported()) return; 1061155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set frequency band to " + band + 1062155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 1063155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1064155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1065155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setFrequencyBand(band, persist); 1066155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1067155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1068155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1069155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1070155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1071155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1072155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1073155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the operational frequency band 1074155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1075155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getFrequencyBand() { 1076155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1077155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getFrequencyBand(); 1078155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1079155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1080155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isDualBandSupported() { 1081155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //TODO: Should move towards adding a driver API that checks at runtime 1082155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mContext.getResources().getBoolean( 1083155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande com.android.internal.R.bool.config_wifi_dual_band_support); 1084155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1085155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1086155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1087155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the DHCP-assigned addresses from the last successful DHCP request, 1088155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * if any. 1089155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the DHCP information 1090155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @deprecated 1091155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1092155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public DhcpInfo getDhcpInfo() { 1093155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1094155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpResults dhcpResults = mWifiStateMachine.syncGetDhcpResults(); 1095155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1096155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpInfo info = new DhcpInfo(); 10973b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 10983b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.ipAddress != null && 10993b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti dhcpResults.ipAddress.getAddress() instanceof Inet4Address) { 11003b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.ipAddress = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.ipAddress.getAddress()); 1101155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 11023b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 11033b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.gateway != null) { 11043b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.gateway = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.gateway); 1105155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 11063b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 1107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int dnsFound = 0; 11083b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti for (InetAddress dns : dhcpResults.dnsServers) { 1109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dns instanceof Inet4Address) { 1110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dnsFound == 0) { 1111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns1 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns2 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1114155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1115155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (++dnsFound > 1) break; 1116155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1117155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1118155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande InetAddress serverAddress = dhcpResults.serverAddress; 1119155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (serverAddress instanceof Inet4Address) { 1120155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.serverAddress = NetworkUtils.inetAddressToInt((Inet4Address)serverAddress); 1121155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1122155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.leaseDuration = dhcpResults.leaseDuration; 1123155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1124155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return info; 1125155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#startWifi} 1129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1131155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void startWifi() { 1132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* TODO: may be add permissions for access only to connectivity service 1134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a start issued, keep wifi alive until a stop issued irrespective 1135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * of WifiLock & device idle status unless wifi enabled status is toggled 1136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(true); 1139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 1140155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1141155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1142155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1143155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#stopWifi} 1144155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1145155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1146155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopWifi() { 1147155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1148155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 1149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a stop is issued, wifi is brought up only by startWifi 1150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * unless wifi enabled status is toggled 1151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(false); 1153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addToBlacklist} 1157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void addToBlacklist(String bssid) { 1160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.addToBlacklist(bssid); 1163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#clearBlacklist} 1167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void clearBlacklist() { 1170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1171155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1172155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.clearBlacklist(); 1173155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1174155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1175155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1176155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * enable TDLS for the local NIC to remote NIC 1177155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The APPs don't know the remote MAC address to identify NIC though, 1178155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * so we need to do additional work to find it from remote IP address 1179155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1180155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1181155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTaskParams { 1182155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String remoteIpAddress; 1183155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enable; 1184155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1185155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1186155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTask extends AsyncTask<TdlsTaskParams, Integer, Integer> { 1187155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1188155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected Integer doInBackground(TdlsTaskParams... params) { 1189155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1190155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Retrieve parameters for the call 1191155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams param = params[0]; 1192155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String remoteIpAddress = param.remoteIpAddress.trim(); 1193155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean enable = param.enable; 1194155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1195155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Get MAC address of Remote IP 1196155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String macAddress = null; 1197155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1198155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BufferedReader reader = null; 1199155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1200155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1201155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader = new BufferedReader(new FileReader("/proc/net/arp")); 1202155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1203155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Skip over the line bearing colum titles 1204155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String line = reader.readLine(); 1205155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1206155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande while ((line = reader.readLine()) != null) { 1207155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String[] tokens = line.split("[ ]+"); 1208155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (tokens.length < 6) { 1209155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande continue; 1210155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1211155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1212155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // ARP column format is 1213155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Address HWType HWAddress Flags Mask IFace 1214155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String ip = tokens[0]; 1215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mac = tokens[3]; 1216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1217155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (remoteIpAddress.equals(ip)) { 1218155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande macAddress = mac; 1219155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1220155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1221155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1222155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1223155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (macAddress == null) { 1224155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.w(TAG, "Did not find remoteAddress {" + remoteIpAddress + "} in " + 1225155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "/proc/net/arp"); 1226155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1227155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enableTdlsWithMacAddress(macAddress, enable); 1228155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1229155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1230155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (FileNotFoundException e) { 1231155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not open /proc/net/arp to lookup mac address"); 1232155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (IOException e) { 1233155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not read /proc/net/arp to lookup mac address"); 1234155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (reader != null) { 1237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader.close(); 1238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande catch (IOException e) { 1241155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Do nothing 1242155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1244155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1245155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return 0; 1246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1249155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdls(String remoteAddress, boolean enable) { 12508e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteAddress == null) { 12518e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteAddress cannot be null"); 12528e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 12538e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams params = new TdlsTaskParams(); 1255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.remoteIpAddress = remoteAddress; 1256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.enable = enable; 1257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new TdlsTask().execute(params); 1258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdlsWithMacAddress(String remoteMacAddress, boolean enable) { 12628e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteMacAddress == null) { 12638e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteMacAddress cannot be null"); 12648e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 12658e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableTdls(remoteMacAddress, enable); 1267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get a reference to handler. This is used by a client to establish 1271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * an AsyncChannel communication with WifiService 1272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public Messenger getWifiServiceMessenger() { 1274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new Messenger(mClientHandler); 1277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the IP and proxy configuration file 1282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String getConfigFile() { 1284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getConfigFile(); 1286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 1291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String action = intent.getAction(); 1292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (action.equals(Intent.ACTION_SCREEN_ON)) { 1293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_ON); 1294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_USER_PRESENT)) { 1295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_USER_PRESENT); 1296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { 1297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_OFF); 1298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_BATTERY_CHANGED)) { 1299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pluggedType = intent.getIntExtra("plugged", 0); 1300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_BATTERY_CHANGED, pluggedType, 0, null); 1301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) { 1302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int state = intent.getIntExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE, 1303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BluetoothAdapter.STATE_DISCONNECTED); 1304155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendBluetoothAdapterStateChange(state); 1305155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED)) { 1306155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean emergencyMode = intent.getBooleanExtra("phoneinECMState", false); 1307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_EMERGENCY_MODE_CHANGED, emergencyMode ? 1 : 0, 0); 1308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1312155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1313155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Observes settings changes to scan always mode. 1314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForScanModeChange() { 1316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ContentObserver contentObserver = new ContentObserver(null) { 1317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onChange(boolean selfChange) { 1319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.handleWifiScanAlwaysAvailableToggled(); 1320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCAN_ALWAYS_MODE_CHANGED); 1321155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1322155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1323155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1324155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.getContentResolver().registerContentObserver( 1325155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getUriFor(Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE), 1326155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande false, contentObserver); 1327155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1328155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1329155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForBroadcasts() { 1330155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IntentFilter intentFilter = new IntentFilter(); 1331155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_ON); 1332155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_USER_PRESENT); 1333155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_OFF); 1334155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); 1335155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 1336155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED); 1337155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED); 1338155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver(mReceiver, intentFilter); 1339155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1340155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1341155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1342155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 1344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != PackageManager.PERMISSION_GRANTED) { 1345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Permission Denial: can't dump WifiService from from pid=" 1346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + Binder.getCallingPid() 1347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 1348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1350155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Wi-Fi is " + mWifiStateMachine.syncGetWifiStateByName()); 1351155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Stay-awake conditions: " + 1352155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getInt(mContext.getContentResolver(), 1353155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.STAY_ON_WHILE_PLUGGED_IN, 0)); 1354155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastEnabled " + mMulticastEnabled); 1355155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastDisabled " + mMulticastDisabled); 1356155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.dump(fd, pw, args); 1357155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.dump(fd, pw, args); 1358155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController.dump(fd, pw, args); 1359155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.dump(fd, pw, args); 1360155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1361155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Latest scan results:"); 1362155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande List<ScanResult> scanResults = mWifiStateMachine.syncGetScanResultsList(); 1363a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long nowMs = System.currentTimeMillis(); 1364155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (scanResults != null && scanResults.size() != 0) { 1365a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.println(" BSSID Frequency RSSI Age SSID " + 1366a0708b09ad17b086c008ab100aec7143d7613c80vandwalle " Flags"); 1367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (ScanResult r : scanResults) { 1368a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageSec = 0; 1369a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageMilli = 0; 1370a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (nowMs > r.seen && r.seen > 0) { 1371a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec = (nowMs - r.seen) / 1000; 1372a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageMilli = (nowMs - r.seen) % 1000; 1373a0708b09ad17b086c008ab100aec7143d7613c80vandwalle } 1374a0708b09ad17b086c008ab100aec7143d7613c80vandwalle String candidate = " "; 1375a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (r.isAutoJoinCandidate > 0) candidate = "+"; 1376a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.printf(" %17s %9d %5d %3d.%03d%s %-32s %s\n", 1377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.BSSID, 1378155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.frequency, 1379155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.level, 1380a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec, ageMilli, 1381a0708b09ad17b086c008ab100aec7143d7613c80vandwalle candidate, 1382a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.SSID == null ? "" : r.SSID, 1383a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.capabilities); 1384155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1385155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1386155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1387155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks acquired: " + mFullLocksAcquired + " full, " + 1388155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksAcquired + " full high perf, " + 1389155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksAcquired + " scan"); 1390155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks released: " + mFullLocksReleased + " full, " + 1391155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksReleased + " full high perf, " + 1392155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksReleased + " scan"); 1393155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1394155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks held:"); 1395155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.dump(pw); 1396155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1397155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine.dump(fd, pw, args); 1398155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1399155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.dump(fd, pw, args); 1400155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1401155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1402155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1403155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiLock extends DeathRecipient { 1404155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock(int lockMode, String tag, IBinder binder, WorkSource ws) { 1405155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(lockMode, tag, binder, ws); 1406155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1407155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1408155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1409155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1410155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande releaseWifiLockLocked(mBinder); 1411155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1412155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1413155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1414155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1415155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "WifiLock{" + mTag + " type=" + mMode + " binder=" + mBinder + "}"; 1416155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1417155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1418155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1419155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class LockList { 1420155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private List<WifiLock> mList; 1421155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1422155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private LockList() { 1423155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList = new ArrayList<WifiLock>(); 1424155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1425155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1426155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized boolean hasLocks() { 1427155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return !mList.isEmpty(); 1428155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1429155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1430155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized int getStrongestLockMode() { 1431155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.isEmpty()) { 1432155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1433155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1434155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1435155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullHighPerfLocksAcquired > mFullHighPerfLocksReleased) { 1436155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL_HIGH_PERF; 1437155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1438155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullLocksAcquired > mFullLocksReleased) { 1440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_SCAN_ONLY; 1444155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1445155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized void updateWorkSource(WorkSource ws) { 1447155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = 0; i < mLocks.mList.size(); i++) { 1448155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws.add(mLocks.mList.get(i).mWorkSource); 1449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1450155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1451155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1452155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void addLock(WifiLock lock) { 1453155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (findLockByBinder(lock.mBinder) < 0) { 1454155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList.add(lock); 1455155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1456155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1457155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1458155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiLock removeLock(IBinder binder) { 1459155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = findLockByBinder(binder); 1460155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index >= 0) { 1461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock ret = mList.remove(index); 1462155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ret.unlinkDeathRecipient(); 1463155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return ret; 1464155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1465155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 1466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int findLockByBinder(IBinder binder) { 1470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mList.size(); 1471155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.get(i).mBinder == binder) 1473155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return i; 1474155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 1476155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1477155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1478155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void dump(PrintWriter pw) { 1479155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (WifiLock l : mList) { 1480155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.print(" "); 1481155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(l); 1482155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1483155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1484155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1485155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1486155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void enforceWakeSourcePermission(int uid, int pid) { 1487155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (uid == android.os.Process.myUid()) { 1488155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1489155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1490155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 1491155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pid, uid, null); 1492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean acquireWifiLock(IBinder binder, int lockMode, String tag, WorkSource ws) { 1495155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1496155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (lockMode != WifiManager.WIFI_MODE_FULL && 1497155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_SCAN_ONLY && 1498155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_FULL_HIGH_PERF) { 1499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Illegal argument, lockMode= " + lockMode); 1500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) throw new IllegalArgumentException("lockMode=" + lockMode); 1501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(Binder.getCallingUid(), Binder.getCallingPid()); 1508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws == null) { 1510155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = new WorkSource(Binder.getCallingUid()); 1511155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = new WifiLock(lockMode, tag, binder, ws); 1513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return acquireWifiLockLocked(wifiLock); 1515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1517155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1518155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteAcquireWifiLock(WifiLock wifiLock) throws RemoteException { 1519155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1520155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1521155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockAcquiredFromSource(wifiLock.mWorkSource); 1524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1525155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1526155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1527155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1528155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteReleaseWifiLock(WifiLock wifiLock) throws RemoteException { 1529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockReleasedFromSource(wifiLock.mWorkSource); 1534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean acquireWifiLockLocked(WifiLock wifiLock) { 1539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "acquireWifiLockLocked: " + wifiLock); 1540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.addLock(wifiLock); 1542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wifiLock); 1546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksAcquired; 1549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksAcquired; 1552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksAcquired; 1556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 1560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void updateWifiLockWorkSource(IBinder lock, WorkSource ws) { 1568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pid = Binder.getCallingPid(); 1570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(uid, pid); 1575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = mLocks.findLockByBinder(lock); 1580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index < 0) { 1581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande throw new IllegalArgumentException("Wifi lock not active"); 1582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wl = mLocks.mList.get(index); 1584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wl); 1585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wl.mWorkSource = ws != null ? new WorkSource(ws) : new WorkSource(uid); 1586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wl); 1587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean releaseWifiLock(IBinder lock) { 1595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return releaseWifiLockLocked(lock); 1598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean releaseWifiLockLocked(IBinder lock) { 1602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean hadLock; 1603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = mLocks.removeLock(lock); 1605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "releaseWifiLockLocked: " + wifiLock); 1607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1608155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande hadLock = (wifiLock != null); 1609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (hadLock) { 1613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wifiLock); 1614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksReleased; 1617155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1618155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1619155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksReleased; 1620155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1621155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksReleased; 1623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1624155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1631155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return hadLock; 1633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private abstract class DeathRecipient 1636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande implements IBinder.DeathRecipient { 1637155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mTag; 1638155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int mMode; 1639155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IBinder mBinder; 1640155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource mWorkSource; 1641155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DeathRecipient(int mode, String tag, IBinder binder, WorkSource ws) { 1643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(); 1644155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTag = tag; 1645155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMode = mode; 1646155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder = binder; 1647155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWorkSource = ws; 1648155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.linkToDeath(this, 0); 1650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1651155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande binderDied(); 1652155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1653155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1654155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1655155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void unlinkDeathRecipient() { 1656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.unlinkToDeath(this, 0); 1657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1658155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class Multicaster extends DeathRecipient { 1661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster(String tag, IBinder binder) { 1662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(Binder.getCallingUid(), tag, binder, null); 1663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Multicaster binderDied"); 1667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int i = mMulticasters.indexOf(this); 1669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (i != -1) { 1670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, mMode); 1671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "Multicaster{" + mTag + " binder=" + mBinder + "}"; 1677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getUid() { 1680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mMode; 1681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void initializeMulticastFiltering() { 1685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // if anybody had requested filters be off, leave off 1689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() != 0) { 1690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1693155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1694155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1695155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1696155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1697155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void acquireMulticastLock(IBinder binder, String tag) { 1698155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastEnabled++; 1702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticasters.add(new Multicaster(tag, binder)); 1703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Note that we could call stopFilteringMulticastV4Packets only when 1704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // our new size == 1 (first call), but this function won't 1705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // be called often and by making the stopPacket call each 1706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // time we're less fragile and self-healing. 1707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.stopFilteringMulticastV4Packets(); 1708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastEnabled(uid); 1714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1720155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void releaseMulticastLock() { 1721155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1722155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1723155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1724155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1725155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastDisabled++; 1726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mMulticasters.size(); 1727155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1728155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster m = mMulticasters.get(i); 1729155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if ((m != null) && (m.getUid() == uid)) { 1730155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, uid); 1731155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1732155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1734155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void removeMulticasterLocked(int i, int uid) 1737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande { 1738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster removed = mMulticasters.remove(i); 1739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (removed != null) { 1741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removed.unlinkDeathRecipient(); 1742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() == 0) { 1744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastDisabled(uid); 1750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isMulticastEnabled() { 1757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (mMulticasters.size() > 0); 1761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 17639ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng 1764511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng public WifiMonitor getWifiMonitor() { 1765511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng return mWifiStateMachine.getWifiMonitor(); 17669ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng } 1767ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1768ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public void enableVerboseLogging(int verbose) { 1769ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1770ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle mWifiStateMachine.enableVerboseLogging(verbose); 1771ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1772ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1773ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public int getVerboseLoggingLevel() { 1774ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1775ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle return mWifiStateMachine.getVerboseLoggingLevel(); 1776ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1777c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1778c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void enableAggressiveHandover(int enabled) { 1779c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1780c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.enableAggressiveHandover(enabled); 1781c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1782c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1783c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAggressiveHandover() { 1784c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1785c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAggressiveHandover(); 1786c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1787c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1788c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void setAllowScansWithTraffic(int enabled) { 1789c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1790c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.setAllowScansWithTraffic(enabled); 1791c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1792c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1793c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAllowScansWithTraffic() { 1794c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1795c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAllowScansWithTraffic(); 1796c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1797c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle 1798c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle /* Return the Wifi Connection statistics object */ 1799c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle public WifiConnectionStatistics getConnectionStatistics() { 1800c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceAccessPermission(); 1801c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceReadCredentialPermission(); 1802c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle if (mWifiStateMachineChannel != null) { 1803c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return mWifiStateMachine.syncGetConnectionStatistics(mWifiStateMachineChannel); 1804c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } else { 1805c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1806c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return null; 1807c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 1808c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 1809155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande} 1810