WifiServiceImpl.java revision 4e940bb499f65b4305dbeb2e01237c43c2b0b42d
1155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande/* 2155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Copyright (C) 2010 The Android Open Source Project 3155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 4155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Licensed under the Apache License, Version 2.0 (the "License"); 5155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * you may not use this file except in compliance with the License. 6155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * You may obtain a copy of the License at 7155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 8155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * http://www.apache.org/licenses/LICENSE-2.0 9155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 10155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Unless required by applicable law or agreed to in writing, software 11155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * distributed under the License is distributed on an "AS IS" BASIS, 12155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See the License for the specific language governing permissions and 14155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * limitations under the License. 15155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 16155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 17155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandepackage com.android.server.wifi; 18155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 199086afccf6938a49eb9a2cd248917c1cb0943942vandwalleimport android.Manifest; 20155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.ActivityManager; 21155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.app.AppOpsManager; 22155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.bluetooth.BluetoothAdapter; 23155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.BroadcastReceiver; 24155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Context; 25155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.Intent; 26155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.IntentFilter; 27155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.content.pm.PackageManager; 28fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.content.pm.UserInfo; 29155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.database.ContentObserver; 3034f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwaltimport android.net.ConnectivityManager; 31155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpInfo; 32155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.DhcpResults; 333ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.IpConfiguration.ProxySettings; 34155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.LinkAddress; 35155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.NetworkUtils; 36155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.net.RouteInfo; 37a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvistimport android.net.Uri; 38c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalleimport android.net.wifi.*; 393ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.net.wifi.IWifiManager; 403ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.AsyncTask; 41155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Binder; 42155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Handler; 43155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.HandlerThread; 44155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.IBinder; 45155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.Message; 463ecf5a032e94b6538a56f94a5b33e50cbc464007Jaewan Kimimport android.os.Messenger; 47155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.RemoteException; 48155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.SystemProperties; 49155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.UserHandle; 50fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghinaimport android.os.UserManager; 51155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.os.WorkSource; 52155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.provider.Settings; 534d381bc39f5263effdae73ec99065eb299b806caVinit Deshpandeimport android.text.TextUtils; 54992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalleimport android.util.Log; 55155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport android.util.Slog; 56155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 57155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileNotFoundException; 58155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.BufferedReader; 59155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileDescriptor; 60155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.FileReader; 61155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.IOException; 62155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.io.PrintWriter; 63155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.lang.Override; 64155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.InetAddress; 65155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.net.Inet4Address; 66a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvistimport java.net.URISyntaxException; 67a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvistimport java.security.GeneralSecurityException; 68155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.ArrayList; 69155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport java.util.List; 70155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 71155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.R; 72155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.app.IBatteryStats; 73155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.telephony.TelephonyIntents; 74155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.internal.util.AsyncChannel; 75155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport com.android.server.am.BatteryStatsService; 76a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvistimport com.android.server.wifi.configparse.ConfigBuilder; 77a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist 78a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvistimport org.xml.sax.SAXException; 79a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 80155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_AIRPLANE_TOGGLED; 81155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_BATTERY_CHANGED; 82155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_EMERGENCY_MODE_CHANGED; 83155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_LOCKS_CHANGED; 84155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCAN_ALWAYS_MODE_CHANGED; 85155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_OFF; 86155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SCREEN_ON; 87155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_SET_AP; 88155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_USER_PRESENT; 89155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandeimport static com.android.server.wifi.WifiController.CMD_WIFI_TOGGLED; 90155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande/** 91155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * WifiService handles remote WiFi operation requests by implementing 92155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * the IWifiManager interface. 93155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 94155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @hide 95155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 96155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpandepublic final class WifiServiceImpl extends IWifiManager.Stub { 97155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private static final String TAG = "WifiService"; 98f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle private static final boolean DBG = true; 99155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 100155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiStateMachine mWifiStateMachine; 101155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 102155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final Context mContext; 103155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 104155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final LockList mLocks = new LockList(); 105155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // some wifi lock statistics 106155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksAcquired; 107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullHighPerfLocksReleased; 108155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksAcquired; 109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mFullLocksReleased; 110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksAcquired; 111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mScanLocksReleased; 112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<Multicaster> mMulticasters = 114155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new ArrayList<Multicaster>(); 115155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastEnabled; 116155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int mMulticastDisabled; 117155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 118155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final IBatteryStats mBatteryStats; 119155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final AppOpsManager mAppOps; 120155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 121155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private String mInterfaceName; 122155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 123ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle // Debug counter tracking scan requests sent by WifiManager 124ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle private int scanRequestCounter = 0; 125ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle 126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the open wi-fi network notification */ 127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiNotificationController mNotificationController; 128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Polls traffic stats and notifies clients */ 129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiTrafficPoller mTrafficPoller; 130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Tracks the persisted states for wi-fi & airplane mode */ 131155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WifiSettingsStore mSettingsStore; 132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final boolean mBatchedScanSupported; 134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Asynchronous channel to WifiStateMachine 137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWifiStateMachineChannel; 139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 140155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 141155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles client connections 142155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 143155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class ClientHandler extends Handler { 144155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 145155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ClientHandler(android.os.Looper looper) { 146155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 147155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 148155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "New client listening to asynchronous messages"); 155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // We track the clients by the Messenger 156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // since it is expected to be always available 157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.addClient(msg.replyTo); 158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Client connection failure, error=" + msg.arg1); 160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SEND_UNSUCCESSFUL) { 165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Send failed, client connection lost"); 166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Client connection lost with reason: " + msg.arg1); 168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.removeClient(msg.replyTo); 170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 171155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 172155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_FULL_CONNECTION: { 173155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande AsyncChannel ac = new AsyncChannel(); 174155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ac.connect(mContext, this, msg.replyTo); 175155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 176155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 177155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* Client commands are forwarded to state machine */ 178155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CONNECT_NETWORK: 179155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.SAVE_NETWORK: { 180155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiConfiguration config = (WifiConfiguration) msg.obj; 181155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int networkId = msg.arg1; 182992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.SAVE_NETWORK) { 183992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 184992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 185992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 186992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 187992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 188992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 189992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 190992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "SAVE" 191992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 192992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Integer.toString(config.creatorUid) 193992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + "/" + Integer.toString(config.lastUpdateUid)); 194992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 195992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (msg.what == WifiManager.CONNECT_NETWORK) { 196992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config != null) { 197992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 198992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 199992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 200992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 201992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 202992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 203992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("WiFiServiceImpl ", "CONNECT " 204992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(networkId) 205992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " uid=" + Binder.getCallingUid()); 206992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 2074d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config != null && isValid(config)) { 20864c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk if (DBG) Slog.d(TAG, "Connect with config" + config); 20964c98f4afda6c7970c5d563580165a308d5e7c15Jason Monk mWifiStateMachine.sendMessage(Message.obtain(msg)); 210155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (config == null 211155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande && networkId != WifiConfiguration.INVALID_NETWORK_ID) { 212155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "Connect with networkId" + networkId); 213155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 214155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "ClientHandler.handleMessage ignoring invalid msg=" + msg); 216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.what == WifiManager.CONNECT_NETWORK) { 217c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.CONNECT_NETWORK_FAILED, 218c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 219155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 220c35d728a15e9270f5642ef79f5245c89d749285fSky Faber replyFailed(msg, WifiManager.SAVE_NETWORK_FAILED, 221c35d728a15e9270f5642ef79f5245c89d749285fSky Faber WifiManager.INVALID_ARGS); 222155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 223155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 224155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 225155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 226155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.FORGET_NETWORK: 2272a325cd07d40941adb93c1284abb263ba650c213Sky Faber if (isOwner(msg.sendingUid)) { 228002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber mWifiStateMachine.sendMessage(Message.obtain(msg)); 229002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } else { 230002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Forget is not authorized for user"); 231002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber replyFailed(msg, WifiManager.FORGET_NETWORK_FAILED, 232002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber WifiManager.NOT_AUTHORIZED); 233002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 234002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber break; 235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.START_WPS: 236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.CANCEL_WPS: 237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.DISABLE_NETWORK: 238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.RSSI_PKTCNT_FETCH: { 239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendMessage(Message.obtain(msg)); 240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 241155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 242155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "ClientHandler.handleMessage ignoring msg=" + msg); 244155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 245155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 249c35d728a15e9270f5642ef79f5245c89d749285fSky Faber private void replyFailed(Message msg, int what, int why) { 250155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Message reply = msg.obtain(); 251155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reply.what = what; 252c35d728a15e9270f5642ef79f5245c89d749285fSky Faber reply.arg1 = why; 253155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande msg.replyTo.send(reply); 255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // There's not much we can do if reply can't be sent! 257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private ClientHandler mClientHandler; 261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 262155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 263155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Handles interaction with WifiStateMachine 264155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 265155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiStateMachineHandler extends Handler { 266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private AsyncChannel mWsmChannel; 267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler(android.os.Looper looper) { 269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(looper); 270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel = new AsyncChannel(); 271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void handleMessage(Message msg) { 276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch (msg.what) { 277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_HALF_CONNECTED: { 278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (msg.arg1 == AsyncChannel.STATUS_SUCCESSFUL) { 279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = mWsmChannel; 280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine connection failure, error=" + msg.arg1); 282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case AsyncChannel.CMD_CHANNEL_DISCONNECTED: { 287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "WifiStateMachine channel lost, msg.arg1 =" + msg.arg1); 288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineChannel = null; 289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //Re-establish connection to state machine 290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWsmChannel.connect(mContext, this, mWifiStateMachine.getHandler()); 291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande default: { 294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "WifiStateMachineHandler.handleMessage ignoring msg=" + msg); 295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiStateMachineHandler mWifiStateMachineHandler; 302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiWatchdogStateMachine mWifiWatchdogStateMachine; 304155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 305155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiController mWifiController; 306155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiServiceImpl(Context context) { 308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext = context; 309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mInterfaceName = SystemProperties.get("wifi.interface", "wlan0"); 311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 312f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mTrafficPoller = new WifiTrafficPoller(mContext, mInterfaceName); 313f22d23092ab37286a5ef9d257d5bb32c421d2669vandwalle mWifiStateMachine = new WifiStateMachine(mContext, mInterfaceName, mTrafficPoller); 314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableRssiPolling(true); 315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats = BatteryStatsService.getService(); 316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mAppOps = (AppOpsManager)context.getSystemService(Context.APP_OPS_SERVICE); 317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController = new WifiNotificationController(mContext, mWifiStateMachine); 319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore = new WifiSettingsStore(mContext); 320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 321155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande HandlerThread wifiThread = new HandlerThread("WifiService"); 322155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wifiThread.start(); 323155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mClientHandler = new ClientHandler(wifiThread.getLooper()); 324155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachineHandler = new WifiStateMachineHandler(wifiThread.getLooper()); 325155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController = new WifiController(mContext, this, wifiThread.getLooper()); 326155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 327155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanSupported = mContext.getResources().getBoolean( 328155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande R.bool.config_wifi_batched_scan_supported); 3291c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde } 3301c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3311c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde 3321c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /** 3331c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * Check if Wi-Fi needs to be enabled and start 3341c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * if needed 3351c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * 3361c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde * This function is used only at boot time 3371c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde */ 3381c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde public void checkAndStartWifi() { 3391c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde /* Check if wi-fi needs to be enabled */ 3401c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde boolean wifiEnabled = mSettingsStore.isWifiToggleEnabled(); 3411c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde Slog.i(TAG, "WifiService starting up with Wi-Fi " + 3421c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde (wifiEnabled ? "enabled" : "disabled")); 343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForScanModeChange(); 345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver( 346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new BroadcastReceiver() { 347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mSettingsStore.handleAirplaneModeToggled()) { 350155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_AIRPLANE_TOGGLED); 351155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 352155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 353155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }, 354155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED)); 355155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 356155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Adding optimizations of only receiving broadcasts when wifi is enabled 357155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // can result in race conditions when apps toggle wifi in the background 358155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // without active user involvement. Always receive broadcasts. 359155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande registerForBroadcasts(); 360155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 3611c28bb29cb19367d5e3bdbe6d8558d0fd4b8f33eVinit Deshapnde mWifiController.start(); 362155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 363155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // If we are already disabled (could be due to airplane mode), avoid changing persist 364155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // state here 365155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiEnabled) setWifiEnabled(wifiEnabled); 366155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine = WifiWatchdogStateMachine. 368569b093c4afd30787308032c8259af2680a2874fNavtej Singh Mann makeWifiWatchdogStateMachine(mContext, mWifiStateMachine.getMessenger()); 369155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 370155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 371155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 372155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#pingSupplicant()} 373155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeds, {@code false} otherwise 374155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 375155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean pingSupplicant() { 376155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 378155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncPingSupplicant(mWifiStateMachineChannel); 379155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 380155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 381155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 382155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 383155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 384155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 385155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 386a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#getChannelList} 387a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng */ 388a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public List<WifiChannel> getChannelList() { 389a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng enforceAccessPermission(); 390a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (mWifiStateMachineChannel != null) { 391a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return mWifiStateMachine.syncGetChannelList(mWifiStateMachineChannel); 392a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } else { 393a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 394a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return null; 395a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 396a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 397a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng 3989086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // Start a location scan. 3999086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // L release: A location scan is implemented as a normal scan and avoids scanning DFS channels 4009086afccf6938a49eb9a2cd248917c1cb0943942vandwalle public void startLocationRestrictedScan(WorkSource workSource) { 4019086afccf6938a49eb9a2cd248917c1cb0943942vandwalle enforceChangePermission(); 4029086afccf6938a49eb9a2cd248917c1cb0943942vandwalle enforceLocationHardwarePermission(); 4039086afccf6938a49eb9a2cd248917c1cb0943942vandwalle List<WifiChannel> channels = getChannelList(); 4049086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (channels == null) { 4059086afccf6938a49eb9a2cd248917c1cb0943942vandwalle Slog.e(TAG, "startLocationRestrictedScan cant get channels"); 4069086afccf6938a49eb9a2cd248917c1cb0943942vandwalle return; 4079086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4089086afccf6938a49eb9a2cd248917c1cb0943942vandwalle ScanSettings settings = new ScanSettings(); 4099086afccf6938a49eb9a2cd248917c1cb0943942vandwalle for (WifiChannel channel : channels) { 4109086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (!channel.isDFS) { 4119086afccf6938a49eb9a2cd248917c1cb0943942vandwalle settings.channelSet.add(channel); 4129086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4139086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4149086afccf6938a49eb9a2cd248917c1cb0943942vandwalle if (workSource == null) { 4159086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // Make sure we always have a workSource indicating the origin of the scan 4169086afccf6938a49eb9a2cd248917c1cb0943942vandwalle // hence if there is none, pick an internal WifiStateMachine one 4179086afccf6938a49eb9a2cd248917c1cb0943942vandwalle workSource = new WorkSource(WifiStateMachine.DFS_RESTRICTED_SCAN_REQUEST); 4189086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4199086afccf6938a49eb9a2cd248917c1cb0943942vandwalle startScan(settings, workSource); 4209086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 4219086afccf6938a49eb9a2cd248917c1cb0943942vandwalle 422a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng /** 423a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * see {@link android.net.wifi.WifiManager#startScan} 424a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * and {@link android.net.wifi.WifiManager#startCustomizedScan} 425155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 426a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param settings If null, use default parameter, i.e. full scan. 427a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng * @param workSource If null, all blame is given to the calling uid. 428155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 429a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng public void startScan(ScanSettings settings, WorkSource workSource) { 430155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 431a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (settings != null) { 432a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng settings = new ScanSettings(settings); 433a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng if (!settings.isValid()) { 434a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng Slog.e(TAG, "invalid scan setting"); 435a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng return; 436a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 437a0009d14075b5345b8f916c3fb3f2260c938cb9dYuhao Zheng } 438155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 444ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle mWifiStateMachine.startScan(Binder.getCallingUid(), scanRequestCounter++, 445ebb7e0cb4572f73325a749539d589ebdefb8635cvandwalle settings, workSource); 446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 447155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 448155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class BatchedScanRequest extends DeathRecipient { 449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final BatchedScanSettings settings; 450155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int uid; 451155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final int pid; 452155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final WorkSource workSource; 453155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 454155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest(BatchedScanSettings settings, IBinder binder, WorkSource ws) { 455155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(0, null, binder, null); 456155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.settings = settings; 457155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.uid = getCallingUid(); 458155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande this.pid = getCallingPid(); 459155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource = ws; 460155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 462155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, uid, pid); 463155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 464155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 465155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "BatchedScanRequest{settings=" + settings + ", binder=" + mBinder + "}"; 466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isSameApp(int uid, int pid) { 469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (this.uid == uid && this.pid == pid); 470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 471155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 473155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final List<BatchedScanRequest> mBatchedScanners = new ArrayList<BatchedScanRequest>(); 474155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isBatchedScanSupported() { 476155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mBatchedScanSupported; 477155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 478155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 479155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void pollBatchedScan() { 480155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 481155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 482155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.requestBatchedScanPoll(); 483155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 484155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 4853f7ef65ab71619040032aee96b5599849881d6fdAndres Morales public String getWpsNfcConfigurationToken(int netId) { 486f3f4029b3ac41da4cc6a1bc22bae47c750a47048Andres Morales enforceConnectivityInternalPermission(); 4873f7ef65ab71619040032aee96b5599849881d6fdAndres Morales return mWifiStateMachine.syncGetWpsNfcConfigurationToken(netId); 4883f7ef65ab71619040032aee96b5599849881d6fdAndres Morales } 4893f7ef65ab71619040032aee96b5599849881d6fdAndres Morales 490155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 491155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#requestBatchedScan()} 492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean requestBatchedScan(BatchedScanSettings requested, IBinder binder, 494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource workSource) { 495155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 496155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (workSource != null) { 497155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWorkSourcePermission(); 498155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // WifiManager currently doesn't use names, so need to clear names out of the 499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // supplied WorkSource to allow future WorkSource combining. 500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande workSource.clearNames(); 501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return false; 503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande requested = new BatchedScanSettings(requested); 504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (requested.isInvalid()) return false; 505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanRequest r = new BatchedScanRequest(requested, binder, workSource); 506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.add(r); 508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 510155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 511155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<BatchedScanResult> getBatchedScanResults(String callingPackage) { 514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return new ArrayList<BatchedScanResult>(); 516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 5171ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber int userId = UserHandle.getCallingUserId(); 518f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk boolean hasInteractUsersFull = checkInteractAcrossUsersFull(); 519155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 520155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 521155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<BatchedScanResult>(); 524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 525f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk if (!isCurrentProfile(userId) && !hasInteractUsersFull) { 5261ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<BatchedScanResult>(); 5271ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 528fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetBatchedScanResultsList(); 529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopBatchedScan(BatchedScanSettings settings) { 535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanSupported == false) return; 537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande stopBatchedScan(settings, getCallingUid(), getCallingPid()); 538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void stopBatchedScan(BatchedScanSettings settings, int uid, int pid) { 541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ArrayList<BatchedScanRequest> found = new ArrayList<BatchedScanRequest>(); 542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized(mBatchedScanners) { 543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (r.isSameApp(uid, pid) && (settings == null || settings.equals(r.settings))) { 545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande found.add(r); 546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (settings != null) break; 547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : found) { 550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatchedScanners.remove(r); 551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (found.size() != 0) { 553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande resolveBatchedScannersLocked(); 554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void resolveBatchedScannersLocked() { 559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings setting = new BatchedScanSettings(); 560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource responsibleWorkSource = null; 561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int responsibleUid = 0; 562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double responsibleCsph = 0; // Channel Scans Per Hour 563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mBatchedScanners.size() == 0) { 565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(null, 0, 0, null); 566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (BatchedScanRequest r : mBatchedScanners) { 569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BatchedScanSettings s = r.settings; 570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // evaluate responsibility 572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentChannelCount; 573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int currentScanInterval; 574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande double currentCsph; 575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet == null || s.channelSet.isEmpty()) { 577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // all channels - 11 B and 9 A channels roughly. 578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = 9 + 11; 579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentChannelCount = s.channelSet.size(); 581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // these are rough est - no real need to correct for reg-domain; 582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("A")) currentChannelCount += (9 - 1); 583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet.contains("B")) currentChannelCount += (11 - 1); 584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec == BatchedScanSettings.UNSPECIFIED) { 587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = BatchedScanSettings.DEFAULT_INTERVAL_SEC; 588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentScanInterval = s.scanIntervalSec; 590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande currentCsph = 60 * 60 * currentChannelCount / currentScanInterval; 592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (currentCsph > responsibleCsph) { 594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleUid = r.uid; 595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource = r.workSource; 596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleCsph = currentCsph; 597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxScansPerBatch != BatchedScanSettings.UNSPECIFIED && 600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxScansPerBatch < setting.maxScansPerBatch) { 601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxScansPerBatch = s.maxScansPerBatch; 602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApPerScan != BatchedScanSettings.UNSPECIFIED && 604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApPerScan == BatchedScanSettings.UNSPECIFIED || 605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApPerScan > setting.maxApPerScan)) { 606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApPerScan = s.maxApPerScan; 607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 608155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.scanIntervalSec != BatchedScanSettings.UNSPECIFIED && 609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.scanIntervalSec < setting.scanIntervalSec) { 610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.scanIntervalSec = s.scanIntervalSec; 611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.maxApForDistance != BatchedScanSettings.UNSPECIFIED && 613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande (setting.maxApForDistance == BatchedScanSettings.UNSPECIFIED || 614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande s.maxApForDistance > setting.maxApForDistance)) { 615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.maxApForDistance = s.maxApForDistance; 616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 617155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (s.channelSet != null && s.channelSet.size() != 0) { 618155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 619155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null) setting.channelSet = new ArrayList<String>(); 620155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (String i : s.channelSet) { 621155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet.contains(i) == false) setting.channelSet.add(i); 622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } // else, ignore the constraint - we already use all channels 624155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (setting.channelSet == null || setting.channelSet.size() != 0) { 626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.channelSet = new ArrayList<String>(); 627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 631155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande setting.constrain(); 632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setBatchedScanSettings(setting, responsibleUid, (int)responsibleCsph, 633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande responsibleWorkSource); 634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceAccessPermission() { 637155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.ACCESS_WIFI_STATE, 638a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 639155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 640155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 641155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceChangePermission() { 642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.CHANGE_WIFI_STATE, 643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 6449086afccf6938a49eb9a2cd248917c1cb0943942vandwalle } 645155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 6469086afccf6938a49eb9a2cd248917c1cb0943942vandwalle private void enforceLocationHardwarePermission() { 6479086afccf6938a49eb9a2cd248917c1cb0943942vandwalle mContext.enforceCallingOrSelfPermission(Manifest.permission.LOCATION_HARDWARE, 6489086afccf6938a49eb9a2cd248917c1cb0943942vandwalle "LocationHardware"); 649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 6519878c61bbd81176561991be025af44efc67332feWenchao Tong private void enforceReadCredentialPermission() { 6529878c61bbd81176561991be025af44efc67332feWenchao Tong mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_WIFI_CREDENTIAL, 6539878c61bbd81176561991be025af44efc67332feWenchao Tong "WifiService"); 6549878c61bbd81176561991be025af44efc67332feWenchao Tong } 6559878c61bbd81176561991be025af44efc67332feWenchao Tong 656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceWorkSourcePermission() { 657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingPermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 658a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande "WifiService"); 659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceMulticastChangePermission() { 663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CHANGE_WIFI_MULTICAST_STATE, 665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "WifiService"); 666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void enforceConnectivityInternalPermission() { 669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission( 670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande android.Manifest.permission.CONNECTIVITY_INTERNAL, 671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "ConnectivityService"); 672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiEnabled(boolean)} 676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public synchronized boolean setWifiEnabled(boolean enable) { 681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.d(TAG, "setWifiEnabled: " + enable + " pid=" + Binder.getCallingPid() 683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) { 685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invoking mWifiStateMachine.setWifiEnabled\n"); 686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Caller might not have WRITE_SECURE_SETTINGS, 690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * only CHANGE_WIFI_STATE is enforced 691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 693155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 694155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 695155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (! mSettingsStore.handleWifiToggled(enable)) { 696155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Nothing to do if wifi cannot be toggled 697155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 698155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_WIFI_TOGGLED); 704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiState()} 709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_STATE_DISABLED}, 710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_DISABLING}, 711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLED}, 712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_ENABLING}, 713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_STATE_UNKNOWN} 714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiEnabledState() { 716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiState(); 718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 720155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 721155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#setWifiApEnabled(WifiConfiguration, boolean)} 722155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig SSID, security and channel details as 723155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * part of WifiConfiguration 724155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enabled true to enable and false to disable 725155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 727328fc5407927799843c11f2b767a8cf47b89f366Robert Greenwalt enforceChangePermission(); 72834f173a54307c39ffe5dfab52e7ef8166a00539eRobert Greenwalt ConnectivityManager.enforceTetherChangePermission(mContext); 72913cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds UserManager um = UserManager.get(mContext); 73013cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds if (um.hasUserRestriction(UserManager.DISALLOW_CONFIG_TETHERING)) { 73113cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds throw new SecurityException("DISALLOW_CONFIG_TETHERING is enabled for this user."); 73213cddb5337418359eb5f9bebd0504fbc5c47fc41Julia Reynolds } 733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // null wifiConfig is a meaningful input for CMD_SET_AP 7344d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (wifiConfig == null || isValid(wifiConfig)) { 735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.obtainMessage(CMD_SET_AP, enabled ? 1 : 0, 0, wifiConfig).sendToTarget(); 736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApState()} 743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return One of {@link WifiManager#WIFI_AP_STATE_DISABLED}, 744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_DISABLING}, 745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLED}, 746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_ENABLING}, 747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_AP_STATE_FAILED} 748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getWifiApEnabledState() { 750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApState(); 752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#getWifiApConfiguration()} 756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return soft access point configuration 757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiConfiguration getWifiApConfiguration() { 759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncGetWifiApConfiguration(); 761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 763155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 764a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist * see {@link WifiManager#buildWifiConfig()} 765a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist * @return a WifiConfiguration. 766a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist */ 767a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist public WifiConfiguration buildWifiConfig(String uriString, String mimeType, byte[] data) { 7684e940bb499f65b4305dbeb2e01237c43c2b0b42dJan Nordqvist if (mimeType.equals(ConfigBuilder.WifiConfigType)) { 769a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist try { 770a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist return ConfigBuilder.buildConfig(uriString, data, mContext); 771a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist } 772a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist catch (IOException | GeneralSecurityException | SAXException e) { 773a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist Log.e(TAG, "Failed to parse wi-fi configuration: " + e); 774a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist } 775a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist } 776a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist else { 777a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist Log.i(TAG, "Unknown wi-fi config type: " + mimeType); 778a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist } 779a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist return null; 780a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist } 781a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist 782a1edc185d46d85e04930a5e12b465de9fea64afeJan Nordqvist /** 783155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link WifiManager#setWifiApConfiguration(WifiConfiguration)} 784155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param wifiConfig WifiConfiguration details for soft access point 785155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 786155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setWifiApConfiguration(WifiConfiguration wifiConfig) { 787155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 788155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (wifiConfig == null) 789155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 7904d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (isValid(wifiConfig)) { 791155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setWifiApConfiguration(wifiConfig); 792155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 793155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Invalid WifiConfiguration"); 794155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 795155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 796155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 797155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 798155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param enable {@code true} to enable, {@code false} to disable. 799155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the enable/disable operation was 800155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * started or is already in the queue. 801155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 802155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isScanAlwaysAvailable() { 803155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 804155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mSettingsStore.isScanAlwaysAvailable(); 805155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 806155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 807155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 808155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#disconnect()} 809155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 810155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void disconnect() { 811155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 812155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.disconnectCommand(); 813155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 814155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 815155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 816155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reconnect()} 817155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 818155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reconnect() { 819155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 820155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 821155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 822155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 823155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 824155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#reassociate()} 825155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 826155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void reassociate() { 827155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 828155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reassociateCommand(); 829155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 830155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 831155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 832048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande * see {@link android.net.wifi.WifiManager#getSupportedFeatures} 833a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande */ 834048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public int getSupportedFeatures() { 835a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande enforceAccessPermission(); 836a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande if (mWifiStateMachineChannel != null) { 837048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return mWifiStateMachine.syncGetSupportedFeatures(mWifiStateMachineChannel); 838a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } else { 839a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 840048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande return 0; 841a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 842a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande } 843a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande 844a632d8a6edd350c7644b593b18eceaa5b368505bVinit Deshpande /** 845200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle * see {@link android.net.wifi.WifiAdapter#reportActivityInfo} 846200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle */ 847048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande public WifiActivityEnergyInfo reportActivityInfo() { 848200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle enforceAccessPermission(); 849200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiLinkLayerStats stats; 850200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo energyInfo = null; 851200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (mWifiStateMachineChannel != null) { 852048dc8df2bd9394979dbb090b0cfe8d6627d23e3Vinit Deshpande stats = mWifiStateMachine.syncGetLinkLayerStats(mWifiStateMachineChannel); 853200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle if (stats != null) { 85484a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 85584a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxIdleCurrent = 85684a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 8572740001002132ed305034de64a58b0805fa4e392Pierre Vandwalle com.android.internal.R.integer.config_wifi_idle_receive_cur_ma); 85884a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxCurrent = 85984a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 86084a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_active_rx_cur_ma); 86184a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int txCurrent = 86284a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 86384a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_tx_cur_ma); 86484a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int voltage = 86584a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle mContext.getResources().getInteger( 86684a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle com.android.internal.R.integer.config_wifi_operating_voltage_mv); 86784a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int rxIdleTime = stats.on_time - stats.tx_time - stats.rx_time; 86884a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 86984a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle int energyUsed = (stats.tx_time * txCurrent + stats.rx_time * rxCurrent 87084a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle + rxIdleTime * rxIdleCurrent ) * voltage / 1000; 87184a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle 872200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle // Convert the LinkLayerStats into EnergyActivity 873200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle energyInfo = new WifiActivityEnergyInfo( 874200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle WifiActivityEnergyInfo.STACK_STATE_STATE_IDLE, stats.tx_time, 87584a11a3d54b7c6f043dcf7a874b7c0d45709677aPierre Vandwalle stats.rx_time, rxIdleTime, energyUsed); 876200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 877200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return energyInfo; 878200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } else { 879200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 880200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle return null; 881200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 882200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle } 883200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle 884200e8ee5097134010a6edee8d031bb02ff7eeb5avandwalle /** 885155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#getConfiguredNetworks()} 886155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of configured networks 887155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 888155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<WifiConfiguration> getConfiguredNetworks() { 889155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 890155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 89182199a285f4a45a46b44eb8253999aa918534753vandwalle return mWifiStateMachine.syncGetConfiguredNetworks(Binder.getCallingUid(), 89282199a285f4a45a46b44eb8253999aa918534753vandwalle mWifiStateMachineChannel); 893155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 894155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 895155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 896155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 897155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 898155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 899155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 9009878c61bbd81176561991be025af44efc67332feWenchao Tong * see {@link android.net.wifi.WifiManager#getPrivilegedConfiguredNetworks()} 9019878c61bbd81176561991be025af44efc67332feWenchao Tong * @return the list of configured networks with real preSharedKey 9029878c61bbd81176561991be025af44efc67332feWenchao Tong */ 9039878c61bbd81176561991be025af44efc67332feWenchao Tong public List<WifiConfiguration> getPrivilegedConfiguredNetworks() { 9049878c61bbd81176561991be025af44efc67332feWenchao Tong enforceReadCredentialPermission(); 9059878c61bbd81176561991be025af44efc67332feWenchao Tong enforceAccessPermission(); 9069878c61bbd81176561991be025af44efc67332feWenchao Tong if (mWifiStateMachineChannel != null) { 9079878c61bbd81176561991be025af44efc67332feWenchao Tong return mWifiStateMachine.syncGetPrivilegedConfiguredNetwork(mWifiStateMachineChannel); 9089878c61bbd81176561991be025af44efc67332feWenchao Tong } else { 9099878c61bbd81176561991be025af44efc67332feWenchao Tong Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 9109878c61bbd81176561991be025af44efc67332feWenchao Tong return null; 9119878c61bbd81176561991be025af44efc67332feWenchao Tong } 9129878c61bbd81176561991be025af44efc67332feWenchao Tong } 9139878c61bbd81176561991be025af44efc67332feWenchao Tong 9149878c61bbd81176561991be025af44efc67332feWenchao Tong /** 915ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * Returns a WifiConfiguration matching this ScanResult 916ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * @param scanResult scanResult that represents the BSSID 917ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande * @return {@link WifiConfiguration} that matches this BSSID or null 918ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande */ 919ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande public WifiConfiguration getMatchingWifiConfig(ScanResult scanResult) { 920ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande enforceAccessPermission(); 921ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande return mWifiStateMachine.syncGetMatchingWifiConfig(scanResult, mWifiStateMachineChannel); 922ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande } 923ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande 924ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande 925ccbe820337a230f0827f734aca2c51a244a0837fVinit Deshpande /** 926155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addOrUpdateNetwork(WifiConfiguration)} 927155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the supplicant-assigned identifier for the new or updated 928155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * network if the operation succeeds, or {@code -1} if it fails 929155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 930155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int addOrUpdateNetwork(WifiConfiguration config) { 931155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 9324d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (isValid(config)) { 933992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle //TODO: pass the Uid the WifiStateMachine as a message parameter 934992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle Slog.e("addOrUpdateNetwork", " uid = " + Integer.toString(Binder.getCallingUid()) 935992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " SSID " + config.SSID 936992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle + " nid=" + Integer.toString(config.networkId)); 937992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle if (config.networkId == WifiConfiguration.INVALID_NETWORK_ID) { 938992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.creatorUid = Binder.getCallingUid(); 939992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } else { 940992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle config.lastUpdateUid = Binder.getCallingUid(); 941992ae00f25a9cc22cf5db3261bd7e72927069cf7vandwalle } 942155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 943155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncAddOrUpdateNetwork(mWifiStateMachineChannel, config); 944155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 945155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 946155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 947155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 948155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 949155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "bad network configuration"); 950155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 951155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 952155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 953155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 954155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 955155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#removeNetwork(int)} 956155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 957155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 958155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 959155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 960155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean removeNetwork(int netId) { 961155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 962c35d728a15e9270f5642ef79f5245c89d749285fSky Faber 963002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (!isOwner(Binder.getCallingUid())) { 964002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Slog.e(TAG, "Remove is not authorized for user"); 965002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 966002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 967002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 968155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 969155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRemoveNetwork(mWifiStateMachineChannel, netId); 970155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 971155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 972155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 973155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 974155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 975155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 976155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 977155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#enableNetwork(int, boolean)} 978155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 979155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 980155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param disableOthers if true, disable all other networks. 981155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 982155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 983155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enableNetwork(int netId, boolean disableOthers) { 984155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 985155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 986155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncEnableNetwork(mWifiStateMachineChannel, netId, 987155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande disableOthers); 988155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 989155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 990155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 991155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 992155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 993155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 994155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 995155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#disableNetwork(int)} 996155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param netId the integer that identifies the network configuration 997155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * to the supplicant 998155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 999155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1000155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean disableNetwork(int netId) { 1001155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1002155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 1003155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncDisableNetwork(mWifiStateMachineChannel, netId); 1004155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1005155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1006155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1007155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1008155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1009155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1010155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1011155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * See {@link android.net.wifi.WifiManager#getConnectionInfo()} 1012155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the Wi-Fi information, contained in {@link WifiInfo}. 1013155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1014155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public WifiInfo getConnectionInfo() { 1015155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1016155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 1017155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Make sure we have the latest information, by sending 1018155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a status request to the supplicant. 1019155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1020155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncRequestConnectionInfo(); 1021155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1022155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1023155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1024155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the results of the most recent access point scan, in the form of 1025155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * a list of {@link ScanResult} objects. 1026155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the list of results 1027155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1028155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public List<ScanResult> getScanResults(String callingPackage) { 1029155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1030155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int userId = UserHandle.getCallingUserId(); 1031155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1032f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk boolean hasInteractUsersFull = checkInteractAcrossUsersFull(); 1033155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1034155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1035155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mAppOps.noteOp(AppOpsManager.OP_WIFI_SCAN, uid, callingPackage) 1036155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != AppOpsManager.MODE_ALLOWED) { 1037155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new ArrayList<ScanResult>(); 1038155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1039f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk if (!isCurrentProfile(userId) && !hasInteractUsersFull) { 10401ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber return new ArrayList<ScanResult>(); 10411ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber } 1042fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return mWifiStateMachine.syncGetScanResultsList(); 1043155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1044155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1045155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1046155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1047155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1048155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1049f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk * Returns true if the caller holds INTERACT_ACROSS_USERS_FULL. 1050f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk */ 1051f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk private boolean checkInteractAcrossUsersFull() { 1052f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk return mContext.checkCallingOrSelfPermission( 1053f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk android.Manifest.permission.INTERACT_ACROSS_USERS_FULL) 1054f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk == PackageManager.PERMISSION_GRANTED; 1055f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk } 1056f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk 1057f8704c368e0fee0c7cf7e294d109dece6b72e832Jason Monk /** 1058b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * Returns true if the calling user is the current one or a profile of the 1059b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy * current user.. 1060fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina */ 10611ecb0083490436303cdb89bc4c46b6743ea0afa8Sky Faber private boolean isCurrentProfile(int userId) { 1062fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina int currentUser = ActivityManager.getCurrentUser(); 1063fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina if (userId == currentUser) { 1064fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 1065fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1066b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy List<UserInfo> profiles = UserManager.get(mContext).getProfiles(currentUser); 1067b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy for (UserInfo user : profiles) { 1068b59f69faf9e3de740bbe1e55cef70e9e22858c2aKenny Guy if (userId == user.id) { 1069fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return true; 1070fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1071fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1072fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina return false; 1073fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina } 1074fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina 1075fd5470391e5342daa38d00b68ccbccfeacbe6d33Alexandra Gherghina /** 10762a325cd07d40941adb93c1284abb263ba650c213Sky Faber * Returns true if uid is an application running under the owner or a profile of the owner. 1077002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * 1078002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber * Note: Should not be called if identity is cleared. 1079002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber */ 10802a325cd07d40941adb93c1284abb263ba650c213Sky Faber private boolean isOwner(int uid) { 1081002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber long ident = Binder.clearCallingIdentity(); 10822a325cd07d40941adb93c1284abb263ba650c213Sky Faber int userId = UserHandle.getUserId(uid); 1083002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber try { 1084002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber int ownerUser = UserHandle.USER_OWNER; 1085002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == ownerUser) { 1086002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 1087002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1088002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber List<UserInfo> profiles = UserManager.get(mContext).getProfiles(ownerUser); 1089002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber for (UserInfo profile : profiles) { 1090002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber if (userId == profile.id) { 1091002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return true; 1092002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1093002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1094002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber return false; 1095002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1096002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber finally { 1097002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber Binder.restoreCallingIdentity(ident); 1098002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1099002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber } 1100002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1101002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber 1102002ea67f42b0f69a8c9fa4719391f9476567b762Sky Faber /** 1103155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Tell the supplicant to persist the current list of configured networks. 1104155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return {@code true} if the operation succeeded 1105155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1106155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: deprecate this 1107155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1108155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean saveConfiguration() { 1109155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean result = true; 1110155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1111155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mWifiStateMachineChannel != null) { 1112155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.syncSaveConfig(mWifiStateMachineChannel); 1113155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1114155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1115155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1116155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1117155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1118155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1119155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1120155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the country code 1121155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param countryCode ISO 3166 country code. 1122155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1123155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1124155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The persist behavior exists so that wifi can fall back to the last 1125155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * persisted country code on a restart, when the locale information is 1126155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * not available from telephony. 1127155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1128155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setCountryCode(String countryCode, boolean persist) { 1129155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set country code to " + countryCode + 1130155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 11319c22c8ea193360f50ad490368ca6a11af0684362Robert Greenwalt enforceConnectivityInternalPermission(); 1132155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1133155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1134155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setCountryCode(countryCode, persist); 1135155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1136155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1137155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1138155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1139155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 114080d14d67a956e6c69433470aaa73100898166efaxinhe /** 114180d14d67a956e6c69433470aaa73100898166efaxinhe * Get the country code 114280d14d67a956e6c69433470aaa73100898166efaxinhe * @return ISO 3166 country code. 114380d14d67a956e6c69433470aaa73100898166efaxinhe */ 114480d14d67a956e6c69433470aaa73100898166efaxinhe public String getCountryCode() { 114580d14d67a956e6c69433470aaa73100898166efaxinhe enforceConnectivityInternalPermission(); 114680d14d67a956e6c69433470aaa73100898166efaxinhe String country = mWifiStateMachine.getCountryCode(); 114780d14d67a956e6c69433470aaa73100898166efaxinhe return country; 114880d14d67a956e6c69433470aaa73100898166efaxinhe } 1149155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1150155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Set the operational frequency band 1151155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param band One of 1152155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO}, 1153155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ}, 1154155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}, 1155155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @param persist {@code true} if the setting should be remembered. 1156155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1157155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1158155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void setFrequencyBand(int band, boolean persist) { 1159155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1160155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (!isDualBandSupported()) return; 1161155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.i(TAG, "WifiService trying to set frequency band to " + band + 1162155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande " with persist set to " + persist); 1163155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long token = Binder.clearCallingIdentity(); 1164155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1165155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setFrequencyBand(band, persist); 1166155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1167155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(token); 1168155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1169155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1170155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1171155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1172155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1173155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the operational frequency band 1174155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1175155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getFrequencyBand() { 1176155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1177155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getFrequencyBand(); 1178155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1179155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1180155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isDualBandSupported() { 1181155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande //TODO: Should move towards adding a driver API that checks at runtime 1182155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mContext.getResources().getBoolean( 1183155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande com.android.internal.R.bool.config_wifi_dual_band_support); 1184155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1185155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1186155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1187155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Return the DHCP-assigned addresses from the last successful DHCP request, 1188155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * if any. 1189155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @return the DHCP information 1190155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * @deprecated 1191155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1192155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public DhcpInfo getDhcpInfo() { 1193155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1194155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpResults dhcpResults = mWifiStateMachine.syncGetDhcpResults(); 1195155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1196155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DhcpInfo info = new DhcpInfo(); 11973b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 11983b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.ipAddress != null && 11993b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti dhcpResults.ipAddress.getAddress() instanceof Inet4Address) { 12003b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.ipAddress = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.ipAddress.getAddress()); 1201155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 12023b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 12033b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti if (dhcpResults.gateway != null) { 12043b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti info.gateway = NetworkUtils.inetAddressToInt((Inet4Address) dhcpResults.gateway); 1205155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 12063b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti 1207155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int dnsFound = 0; 12083b26801d62a06475b722bbf29cba7f48f376654eLorenzo Colitti for (InetAddress dns : dhcpResults.dnsServers) { 1209155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dns instanceof Inet4Address) { 1210155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (dnsFound == 0) { 1211155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns1 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1212155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1213155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.dns2 = NetworkUtils.inetAddressToInt((Inet4Address)dns); 1214155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1215155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (++dnsFound > 1) break; 1216155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1217155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1218155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande InetAddress serverAddress = dhcpResults.serverAddress; 1219155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (serverAddress instanceof Inet4Address) { 1220155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.serverAddress = NetworkUtils.inetAddressToInt((Inet4Address)serverAddress); 1221155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1222155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande info.leaseDuration = dhcpResults.leaseDuration; 1223155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1224155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return info; 1225155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1226155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1227155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1228155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#startWifi} 1229155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1230155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1231155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void startWifi() { 1232155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1233155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* TODO: may be add permissions for access only to connectivity service 1234155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a start issued, keep wifi alive until a stop issued irrespective 1235155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * of WifiLock & device idle status unless wifi enabled status is toggled 1236155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1237155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1238155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(true); 1239155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.reconnectCommand(); 1240155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1241155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1242155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1243155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#stopWifi} 1244155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1245155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1246155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void stopWifi() { 1247155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceConnectivityInternalPermission(); 1248155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /* 1249155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * TODO: if a stop is issued, wifi is brought up only by startWifi 1250155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * unless wifi enabled status is toggled 1251155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1252155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.setDriverStart(false); 1253155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1254155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1255155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1256155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#addToBlacklist} 1257155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1258155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1259155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void addToBlacklist(String bssid) { 1260155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1261155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1262155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.addToBlacklist(bssid); 1263155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1264155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1265155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1266155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * see {@link android.net.wifi.WifiManager#clearBlacklist} 1267155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * 1268155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1269155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void clearBlacklist() { 1270155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1271155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1272155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.clearBlacklist(); 1273155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1274155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1275155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1276155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * enable TDLS for the local NIC to remote NIC 1277155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * The APPs don't know the remote MAC address to identify NIC though, 1278155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * so we need to do additional work to find it from remote IP address 1279155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1280155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1281155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTaskParams { 1282155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String remoteIpAddress; 1283155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean enable; 1284155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1285155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1286155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class TdlsTask extends AsyncTask<TdlsTaskParams, Integer, Integer> { 1287155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1288155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected Integer doInBackground(TdlsTaskParams... params) { 1289155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1290155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Retrieve parameters for the call 1291155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams param = params[0]; 1292155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String remoteIpAddress = param.remoteIpAddress.trim(); 1293155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean enable = param.enable; 1294155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1295155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Get MAC address of Remote IP 1296155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String macAddress = null; 1297155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1298155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BufferedReader reader = null; 1299155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1300155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1301155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader = new BufferedReader(new FileReader("/proc/net/arp")); 1302155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1303155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Skip over the line bearing colum titles 1304155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String line = reader.readLine(); 1305155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1306155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande while ((line = reader.readLine()) != null) { 1307155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String[] tokens = line.split("[ ]+"); 1308155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (tokens.length < 6) { 1309155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande continue; 1310155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1311155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1312155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // ARP column format is 1313155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Address HWType HWAddress Flags Mask IFace 1314155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String ip = tokens[0]; 1315155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mac = tokens[3]; 1316155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1317155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (remoteIpAddress.equals(ip)) { 1318155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande macAddress = mac; 1319155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1320155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1321155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1322155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1323155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (macAddress == null) { 1324155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.w(TAG, "Did not find remoteAddress {" + remoteIpAddress + "} in " + 1325155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande "/proc/net/arp"); 1326155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1327155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enableTdlsWithMacAddress(macAddress, enable); 1328155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1329155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1330155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (FileNotFoundException e) { 1331155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not open /proc/net/arp to lookup mac address"); 1332155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (IOException e) { 1333155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Could not read /proc/net/arp to lookup mac address"); 1334155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1335155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1336155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (reader != null) { 1337155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande reader.close(); 1338155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1339155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1340155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande catch (IOException e) { 1341155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Do nothing 1342155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1343155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1344155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1345155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return 0; 1346155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1347155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1348155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1349155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdls(String remoteAddress, boolean enable) { 13508e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteAddress == null) { 13518e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteAddress cannot be null"); 13528e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 13538e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1354155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande TdlsTaskParams params = new TdlsTaskParams(); 1355155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.remoteIpAddress = remoteAddress; 1356155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande params.enable = enable; 1357155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande new TdlsTask().execute(params); 1358155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1359155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1360155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1361155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void enableTdlsWithMacAddress(String remoteMacAddress, boolean enable) { 13628e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer if (remoteMacAddress == null) { 13638e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer throw new IllegalArgumentException("remoteMacAddress cannot be null"); 13648e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer } 13658e6144b4059fc2117be23d7222893bc57a33f64dJon Larimer 1366155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.enableTdls(remoteMacAddress, enable); 1367155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1368155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1369155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1370155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get a reference to handler. This is used by a client to establish 1371155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * an AsyncChannel communication with WifiService 1372155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1373155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public Messenger getWifiServiceMessenger() { 1374155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1375155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceChangePermission(); 1376155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return new Messenger(mClientHandler); 1377155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1378155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 13792ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle /** 13802ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle * Disable an ephemeral network, i.e. network that is created thru a WiFi Scorer 13812ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle */ 13822ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle public void disableEphemeralNetwork(String SSID) { 13832ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle enforceAccessPermission(); 13842ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle enforceChangePermission(); 13852ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle mWifiStateMachine.disableEphemeralNetwork(SSID); 13862ce99b40c36ed0352b31aa85d5f9383d5f0506f5vandwalle } 1387155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1388155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1389155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Get the IP and proxy configuration file 1390155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1391155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String getConfigFile() { 1392155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1393155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mWifiStateMachine.getConfigFile(); 1394155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1395155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1396155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 1397155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1398155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onReceive(Context context, Intent intent) { 1399155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String action = intent.getAction(); 1400155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (action.equals(Intent.ACTION_SCREEN_ON)) { 1401155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_ON); 1402155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_USER_PRESENT)) { 1403155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_USER_PRESENT); 1404155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_SCREEN_OFF)) { 1405155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCREEN_OFF); 1406155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(Intent.ACTION_BATTERY_CHANGED)) { 1407155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pluggedType = intent.getIntExtra("plugged", 0); 1408155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_BATTERY_CHANGED, pluggedType, 0, null); 1409155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED)) { 1410155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int state = intent.getIntExtra(BluetoothAdapter.EXTRA_CONNECTION_STATE, 1411155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande BluetoothAdapter.STATE_DISCONNECTED); 1412155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.sendBluetoothAdapterStateChange(state); 1413155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else if (action.equals(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED)) { 1414155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean emergencyMode = intent.getBooleanExtra("phoneinECMState", false); 1415155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_EMERGENCY_MODE_CHANGED, emergencyMode ? 1 : 0, 0); 1416155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1417155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1418155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1419155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1420155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande /** 1421155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande * Observes settings changes to scan always mode. 1422155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande */ 1423155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForScanModeChange() { 1424155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ContentObserver contentObserver = new ContentObserver(null) { 1425155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1426155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void onChange(boolean selfChange) { 1427155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.handleWifiScanAlwaysAvailableToggled(); 1428155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_SCAN_ALWAYS_MODE_CHANGED); 1429155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1430155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande }; 1431155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1432155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.getContentResolver().registerContentObserver( 1433155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getUriFor(Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE), 1434155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande false, contentObserver); 1435155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1436155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1437155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void registerForBroadcasts() { 1438155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IntentFilter intentFilter = new IntentFilter(); 1439155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_ON); 1440155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_USER_PRESENT); 1441155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_SCREEN_OFF); 1442155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(Intent.ACTION_BATTERY_CHANGED); 1443155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION); 1444155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(BluetoothAdapter.ACTION_CONNECTION_STATE_CHANGED); 1445155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande intentFilter.addAction(TelephonyIntents.ACTION_EMERGENCY_CALLBACK_MODE_CHANGED); 1446155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.registerReceiver(mReceiver, intentFilter); 1447155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1448155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1449155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande @Override 1450155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 1451155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 1452155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande != PackageManager.PERMISSION_GRANTED) { 1453155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Permission Denial: can't dump WifiService from from pid=" 1454155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + Binder.getCallingPid() 1455155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande + ", uid=" + Binder.getCallingUid()); 1456155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1457155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1458155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Wi-Fi is " + mWifiStateMachine.syncGetWifiStateByName()); 1459155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Stay-awake conditions: " + 1460155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.getInt(mContext.getContentResolver(), 1461155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Settings.Global.STAY_ON_WHILE_PLUGGED_IN, 0)); 1462155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastEnabled " + mMulticastEnabled); 1463155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("mMulticastDisabled " + mMulticastDisabled); 1464155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.dump(fd, pw, args); 1465155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mSettingsStore.dump(fd, pw, args); 1466155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mNotificationController.dump(fd, pw, args); 1467155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTrafficPoller.dump(fd, pw, args); 1468155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1469155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Latest scan results:"); 1470155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande List<ScanResult> scanResults = mWifiStateMachine.syncGetScanResultsList(); 1471a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long nowMs = System.currentTimeMillis(); 1472155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (scanResults != null && scanResults.size() != 0) { 1473a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.println(" BSSID Frequency RSSI Age SSID " + 1474a0708b09ad17b086c008ab100aec7143d7613c80vandwalle " Flags"); 1475155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (ScanResult r : scanResults) { 1476a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageSec = 0; 1477a0708b09ad17b086c008ab100aec7143d7613c80vandwalle long ageMilli = 0; 1478a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (nowMs > r.seen && r.seen > 0) { 1479a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec = (nowMs - r.seen) / 1000; 1480a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageMilli = (nowMs - r.seen) % 1000; 1481a0708b09ad17b086c008ab100aec7143d7613c80vandwalle } 1482a0708b09ad17b086c008ab100aec7143d7613c80vandwalle String candidate = " "; 1483a0708b09ad17b086c008ab100aec7143d7613c80vandwalle if (r.isAutoJoinCandidate > 0) candidate = "+"; 1484a0708b09ad17b086c008ab100aec7143d7613c80vandwalle pw.printf(" %17s %9d %5d %3d.%03d%s %-32s %s\n", 1485155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.BSSID, 1486155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.frequency, 1487155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande r.level, 1488a0708b09ad17b086c008ab100aec7143d7613c80vandwalle ageSec, ageMilli, 1489a0708b09ad17b086c008ab100aec7143d7613c80vandwalle candidate, 1490a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.SSID == null ? "" : r.SSID, 1491a0708b09ad17b086c008ab100aec7143d7613c80vandwalle r.capabilities); 1492155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1493155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1494155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1495155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks acquired: " + mFullLocksAcquired + " full, " + 1496155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksAcquired + " full high perf, " + 1497155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksAcquired + " scan"); 1498155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks released: " + mFullLocksReleased + " full, " + 1499155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mFullHighPerfLocksReleased + " full high perf, " + 1500155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mScanLocksReleased + " scan"); 1501155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1502155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println("Locks held:"); 1503155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.dump(pw); 1504155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1505155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiWatchdogStateMachine.dump(fd, pw, args); 1506155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1507155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.dump(fd, pw, args); 1508155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(); 1509155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1510155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1511155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class WifiLock extends DeathRecipient { 1512155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock(int lockMode, String tag, IBinder binder, WorkSource ws) { 1513155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(lockMode, tag, binder, ws); 1514155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1515155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1516155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1517155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1518155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande releaseWifiLockLocked(mBinder); 1519155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1520155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1521155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1522155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1523155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "WifiLock{" + mTag + " type=" + mMode + " binder=" + mBinder + "}"; 1524155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1525155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1526155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1527155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande class LockList { 1528155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private List<WifiLock> mList; 1529155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1530155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private LockList() { 1531155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList = new ArrayList<WifiLock>(); 1532155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1533155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1534155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized boolean hasLocks() { 1535155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return !mList.isEmpty(); 1536155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1537155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1538155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized int getStrongestLockMode() { 1539155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.isEmpty()) { 1540155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1541155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1542155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1543155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullHighPerfLocksAcquired > mFullHighPerfLocksReleased) { 1544155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL_HIGH_PERF; 1545155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1546155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1547155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mFullLocksAcquired > mFullLocksReleased) { 1548155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_FULL; 1549155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1550155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1551155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return WifiManager.WIFI_MODE_SCAN_ONLY; 1552155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1553155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1554155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized void updateWorkSource(WorkSource ws) { 1555155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = 0; i < mLocks.mList.size(); i++) { 1556155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws.add(mLocks.mList.get(i).mWorkSource); 1557155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1558155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1559155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1560155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void addLock(WifiLock lock) { 1561155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (findLockByBinder(lock.mBinder) < 0) { 1562155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mList.add(lock); 1563155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1564155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1565155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1566155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private WifiLock removeLock(IBinder binder) { 1567155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = findLockByBinder(binder); 1568155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index >= 0) { 1569155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock ret = mList.remove(index); 1570155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ret.unlinkDeathRecipient(); 1571155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return ret; 1572155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1573155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return null; 1574155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1575155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1576155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1577155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private int findLockByBinder(IBinder binder) { 1578155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mList.size(); 1579155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1580155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mList.get(i).mBinder == binder) 1581155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return i; 1582155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1583155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return -1; 1584155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1585155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1586155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void dump(PrintWriter pw) { 1587155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (WifiLock l : mList) { 1588155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.print(" "); 1589155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pw.println(l); 1590155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1591155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1592155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1593155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1594155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void enforceWakeSourcePermission(int uid, int pid) { 1595155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (uid == android.os.Process.myUid()) { 1596155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1597155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1598155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS, 1599155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande pid, uid, null); 1600155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1601155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1602155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean acquireWifiLock(IBinder binder, int lockMode, String tag, WorkSource ws) { 1603155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1604155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (lockMode != WifiManager.WIFI_MODE_FULL && 1605155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_SCAN_ONLY && 1606155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande lockMode != WifiManager.WIFI_MODE_FULL_HIGH_PERF) { 1607155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Illegal argument, lockMode= " + lockMode); 1608155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) throw new IllegalArgumentException("lockMode=" + lockMode); 1609155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1610155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1611155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1612155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1613155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1614155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1615155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(Binder.getCallingUid(), Binder.getCallingPid()); 1616155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1617155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws == null) { 1618155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = new WorkSource(Binder.getCallingUid()); 1619155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1620155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = new WifiLock(lockMode, tag, binder, ws); 1621155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1622155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return acquireWifiLockLocked(wifiLock); 1623155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1624155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1625155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1626155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteAcquireWifiLock(WifiLock wifiLock) throws RemoteException { 1627155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1628155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1629155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1630155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1631155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockAcquiredFromSource(wifiLock.mWorkSource); 1632155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1633155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1634155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1635155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1636155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void noteReleaseWifiLock(WifiLock wifiLock) throws RemoteException { 1637155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1638155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1639155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1640155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1641155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteFullWifiLockReleasedFromSource(wifiLock.mWorkSource); 1642155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1643155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1644155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1645155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1646155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean acquireWifiLockLocked(WifiLock wifiLock) { 1647155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "acquireWifiLockLocked: " + wifiLock); 1648155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1649155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mLocks.addLock(wifiLock); 1650155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1651155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1652155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1653155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wifiLock); 1654155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1655155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1656155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksAcquired; 1657155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1658155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1659155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksAcquired; 1660155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1661155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1662155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1663155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksAcquired; 1664155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1665155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1666155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1667155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return true; 1668155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1669155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return false; 1670155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1671155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1672155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1673155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1674155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1675155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void updateWifiLockWorkSource(IBinder lock, WorkSource ws) { 1676155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1677155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int pid = Binder.getCallingPid(); 1678155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null && ws.size() == 0) { 1679155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ws = null; 1680155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1681155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (ws != null) { 1682155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceWakeSourcePermission(uid, pid); 1683155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1684155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1685155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1686155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1687155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int index = mLocks.findLockByBinder(lock); 1688155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (index < 0) { 1689155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande throw new IllegalArgumentException("Wifi lock not active"); 1690155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1691155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wl = mLocks.mList.get(index); 1692155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wl); 1693155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande wl.mWorkSource = ws != null ? new WorkSource(ws) : new WorkSource(uid); 1694155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteAcquireWifiLock(wl); 1695155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1696155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1697155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1698155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1699155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1700155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1701155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1702155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean releaseWifiLock(IBinder lock) { 1703155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WAKE_LOCK, null); 1704155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mLocks) { 1705155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return releaseWifiLockLocked(lock); 1706155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1707155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1708155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1709155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private boolean releaseWifiLockLocked(IBinder lock) { 1710155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande boolean hadLock; 1711155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1712155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WifiLock wifiLock = mLocks.removeLock(lock); 1713155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1714155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (DBG) Slog.d(TAG, "releaseWifiLockLocked: " + wifiLock); 1715155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1716155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande hadLock = (wifiLock != null); 1717155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1718155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande long ident = Binder.clearCallingIdentity(); 1719155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1720155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (hadLock) { 1721155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande noteReleaseWifiLock(wifiLock); 1722155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande switch(wifiLock.mMode) { 1723155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL: 1724155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullLocksReleased; 1725155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1726155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_FULL_HIGH_PERF: 1727155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mFullHighPerfLocksReleased; 1728155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1729155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande case WifiManager.WIFI_MODE_SCAN_ONLY: 1730155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande ++mScanLocksReleased; 1731155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande break; 1732155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1733155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiController.sendMessage(CMD_LOCKS_CHANGED); 1734155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1735155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1736155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1737155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1738155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1739155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1740155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return hadLock; 1741155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1742155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1743155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private abstract class DeathRecipient 1744155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande implements IBinder.DeathRecipient { 1745155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande String mTag; 1746155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int mMode; 1747155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande IBinder mBinder; 1748155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande WorkSource mWorkSource; 1749155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1750155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande DeathRecipient(int mode, String tag, IBinder binder, WorkSource ws) { 1751155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(); 1752155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mTag = tag; 1753155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMode = mode; 1754155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder = binder; 1755155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWorkSource = ws; 1756155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1757155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.linkToDeath(this, 0); 1758155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1759155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande binderDied(); 1760155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1761155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1762155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1763155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande void unlinkDeathRecipient() { 1764155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBinder.unlinkToDeath(this, 0); 1765155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1766155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1767155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1768155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private class Multicaster extends DeathRecipient { 1769155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster(String tag, IBinder binder) { 1770155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande super(Binder.getCallingUid(), tag, binder, null); 1771155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1772155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1773155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void binderDied() { 1774155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Slog.e(TAG, "Multicaster binderDied"); 1775155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1776155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int i = mMulticasters.indexOf(this); 1777155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (i != -1) { 1778155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, mMode); 1779155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1780155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1781155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1782155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1783155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public String toString() { 1784155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return "Multicaster{" + mTag + " binder=" + mBinder + "}"; 1785155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1786155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1787155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public int getUid() { 1788155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return mMode; 1789155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1790155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1791155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1792155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void initializeMulticastFiltering() { 1793155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1794155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1795155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1796155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // if anybody had requested filters be off, leave off 1797155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() != 0) { 1798155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return; 1799155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } else { 1800155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1801155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1802155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1803155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1804155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1805155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void acquireMulticastLock(IBinder binder, String tag) { 1806155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1807155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1808155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1809155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastEnabled++; 1810155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticasters.add(new Multicaster(tag, binder)); 1811155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // Note that we could call stopFilteringMulticastV4Packets only when 1812155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // our new size == 1 (first call), but this function won't 1813155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // be called often and by making the stopPacket call each 1814155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande // time we're less fragile and self-healing. 1815155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.stopFilteringMulticastV4Packets(); 1816155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1817155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1818155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1819155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1820155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1821155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastEnabled(uid); 1822155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1823155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1824155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1825155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1826155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1827155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1828155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public void releaseMulticastLock() { 1829155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceMulticastChangePermission(); 1830155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1831155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int uid = Binder.getCallingUid(); 1832155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1833155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mMulticastDisabled++; 1834155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande int size = mMulticasters.size(); 1835155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande for (int i = size - 1; i >= 0; i--) { 1836155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster m = mMulticasters.get(i); 1837155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if ((m != null) && (m.getUid() == uid)) { 1838155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removeMulticasterLocked(i, uid); 1839155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1840155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1841155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1842155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1843155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1844155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande private void removeMulticasterLocked(int i, int uid) 1845155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande { 1846155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Multicaster removed = mMulticasters.remove(i); 1847155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1848155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (removed != null) { 1849155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande removed.unlinkDeathRecipient(); 1850155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1851155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande if (mMulticasters.size() == 0) { 1852155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mWifiStateMachine.startFilteringMulticastV4Packets(); 1853155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1854155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1855155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande final long ident = Binder.clearCallingIdentity(); 1856155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande try { 1857155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande mBatteryStats.noteWifiMulticastDisabled(uid); 1858155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } catch (RemoteException e) { 1859155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } finally { 1860155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande Binder.restoreCallingIdentity(ident); 1861155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1862155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1863155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1864155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande public boolean isMulticastEnabled() { 1865155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande enforceAccessPermission(); 1866155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande 1867155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande synchronized (mMulticasters) { 1868155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande return (mMulticasters.size() > 0); 1869155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 1870155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande } 18719ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng 1872511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng public WifiMonitor getWifiMonitor() { 1873511a412adce5a46c41e61f90c0df6de5fb4e491cYuhao Zheng return mWifiStateMachine.getWifiMonitor(); 18749ae6b45c038fa74a9e7285ef4834551dd93da332Yuhao Zheng } 1875ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1876ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public void enableVerboseLogging(int verbose) { 1877ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1878ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle mWifiStateMachine.enableVerboseLogging(verbose); 1879ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1880ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle 1881ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle public int getVerboseLoggingLevel() { 1882ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle enforceAccessPermission(); 1883ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle return mWifiStateMachine.getVerboseLoggingLevel(); 1884ed9938883ae2dade81c8be6cd6ceaef3febd5239vandwalle } 1885c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1886c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void enableAggressiveHandover(int enabled) { 1887c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1888c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.enableAggressiveHandover(enabled); 1889c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1890c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1891c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAggressiveHandover() { 1892c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1893c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAggressiveHandover(); 1894c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1895c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1896c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public void setAllowScansWithTraffic(int enabled) { 1897c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1898c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle mWifiStateMachine.setAllowScansWithTraffic(enabled); 1899c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1900c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle 1901c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle public int getAllowScansWithTraffic() { 1902c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle enforceAccessPermission(); 1903c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle return mWifiStateMachine.getAllowScansWithTraffic(); 1904c6f06c628ee3583b60ff31a7da442e0ac7b26d97vandwalle } 1905c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle 1906e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle public void setAllowScansWhileAssociated(boolean enabled) { 1907e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle enforceAccessPermission(); 1908e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle mWifiStateMachine.setAllowScansWhileAssociated(enabled); 1909e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle } 1910e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle 1911e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle public boolean getAllowScansWhileAssociated() { 1912e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle enforceAccessPermission(); 1913e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle return mWifiStateMachine.getAllowScansWhileAssociated(); 1914e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle } 1915e2614ba1b774529ee68cc4ac189f7492cff89db3Pierre Vandwalle 1916c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle /* Return the Wifi Connection statistics object */ 1917c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle public WifiConnectionStatistics getConnectionStatistics() { 1918c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceAccessPermission(); 1919c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle enforceReadCredentialPermission(); 1920c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle if (mWifiStateMachineChannel != null) { 1921c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return mWifiStateMachine.syncGetConnectionStatistics(mWifiStateMachineChannel); 1922c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } else { 1923c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle Slog.e(TAG, "mWifiStateMachineChannel is not initialized"); 1924c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle return null; 1925c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 1926c298087de50ea56c31a4ade7ee1e83b313bb63c7vandwalle } 19274d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19284d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande /* private methods */ 19294d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande boolean logAndReturnFalse(String s) { 19304d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande Log.d(TAG, s); 19314d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return false; 19324d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19334d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19344d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande boolean isValid(WifiConfiguration config) { 19354d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19364d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config == null) 19374d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("invalid (null) configuration"); 19384d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19394d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config.allowedKeyManagement == null) { 19404d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("invalid allowed kmgmt"); 19414d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19424d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19434d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config.allowedKeyManagement.cardinality() > 1) { 19444d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config.allowedKeyManagement.cardinality() != 2) { 19454d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("cardinality != 2"); 19464d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19474d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (!config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.WPA_EAP)) { 19484d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("not WPA_EAP"); 19494d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19504d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if ((!config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.IEEE8021X)) 19514d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande && (!config.allowedKeyManagement.get(WifiConfiguration.KeyMgmt.WPA_PSK))) { 19524d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("not PSK or 8021X"); 19534d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19544d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19554d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19564d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (!TextUtils.isEmpty(config.FQDN)) { 19574d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande /* this is passpoint configuration; it must not have an SSID */ 19584d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (!TextUtils.isEmpty(config.SSID)) { 19594d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("no SSID"); 19604d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19614d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande /* this is passpoint configuration; it must have a providerFriendlyName */ 19624d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (TextUtils.isEmpty(config.providerFriendlyName)) { 19634d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("no provider friendly name"); 19644d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19654d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande /* this is passpoint configuration; it must have enterprise config */ 19664d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config.enterpriseConfig == null 19674d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande || config.enterpriseConfig.getEapMethod() == WifiEnterpriseConfig.Eap.NONE ) { 19684d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("no enterprise config"); 19694d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19704d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande /* this is passpoint configuration; it must have a CA certificate */ 19714d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande if (config.enterpriseConfig.getCaCertificate() == null) { 19724d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return logAndReturnFalse("no ca certificate"); 19734d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19744d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 19754d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande 19764d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande return true; 19774d381bc39f5263effdae73ec99065eb299b806caVinit Deshpande } 1978155b9d09ef9b8ead3ca617afdd91e74070d3f0cbVinit Deshpande} 1979