Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.connectivity; |
| 18 | |
| 19 | import android.app.Notification; |
| 20 | import android.app.NotificationManager; |
| 21 | import android.app.PendingIntent; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 22 | import android.bluetooth.BluetoothPan; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 23 | import android.content.BroadcastReceiver; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 24 | import android.content.Context; |
| 25 | import android.content.Intent; |
| 26 | import android.content.IntentFilter; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 27 | import android.content.pm.PackageManager; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 28 | import android.content.res.Resources; |
Mike Lockwood | c4308f0 | 2011-03-01 08:04:54 -0800 | [diff] [blame] | 29 | import android.hardware.usb.UsbManager; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 30 | import android.net.ConnectivityManager; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 31 | import android.net.InterfaceConfiguration; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 32 | import android.net.IConnectivityManager; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 33 | import android.net.INetworkManagementEventObserver; |
Robert Greenwalt | ed12640 | 2011-01-28 15:34:55 -0800 | [diff] [blame] | 34 | import android.net.LinkAddress; |
Robert Greenwalt | 05d8936 | 2011-01-23 16:04:05 -0800 | [diff] [blame] | 35 | import android.net.LinkProperties; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 36 | import android.net.NetworkInfo; |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 37 | import android.net.NetworkUtils; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 38 | import android.os.Binder; |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 39 | import android.os.Environment; |
Mike Lockwood | 6eef5c6 | 2010-08-23 08:58:53 -0400 | [diff] [blame] | 40 | import android.os.Handler; |
Robert Greenwalt | 7eae250 | 2010-04-20 15:51:20 -0700 | [diff] [blame] | 41 | import android.os.HandlerThread; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 42 | import android.os.IBinder; |
| 43 | import android.os.INetworkManagementService; |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 44 | import android.os.Looper; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 45 | import android.os.Message; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 46 | import android.os.RemoteException; |
| 47 | import android.os.ServiceManager; |
| 48 | import android.provider.Settings; |
| 49 | import android.util.Log; |
| 50 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 51 | import com.android.internal.telephony.Phone; |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 52 | import com.android.internal.util.IState; |
| 53 | import com.android.internal.util.State; |
| 54 | import com.android.internal.util.StateMachine; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 55 | |
| 56 | import java.io.FileDescriptor; |
| 57 | import java.io.PrintWriter; |
Robert Greenwalt | 04808c2 | 2010-12-13 17:01:41 -0800 | [diff] [blame] | 58 | import java.net.InetAddress; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 59 | import java.util.ArrayList; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 60 | import java.util.HashMap; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 61 | import java.util.LinkedList; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 62 | import java.util.Set; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 63 | /** |
| 64 | * @hide |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 65 | * |
| 66 | * Timeout |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 67 | * |
| 68 | * TODO - look for parent classes and code sharing |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 69 | */ |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 70 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 71 | public class Tethering extends INetworkManagementEventObserver.Stub { |
| 72 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 73 | private Context mContext; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 74 | private final static String TAG = "Tethering"; |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 75 | private final static boolean DEBUG = true; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 76 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 77 | private boolean mBooted = false; |
| 78 | //used to remember if we got connected before boot finished |
| 79 | private boolean mDeferedUsbConnection = false; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 80 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 81 | // TODO - remove both of these - should be part of interface inspection/selection stuff |
| 82 | private String[] mTetherableUsbRegexs; |
| 83 | private String[] mTetherableWifiRegexs; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 84 | private String[] mTetherableBluetoothRegexs; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 85 | private String[] mUpstreamIfaceRegexs; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 86 | |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 87 | private INetworkManagementService mNMService; |
Robert Greenwalt | 7eae250 | 2010-04-20 15:51:20 -0700 | [diff] [blame] | 88 | private Looper mLooper; |
| 89 | private HandlerThread mThread; |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 90 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 91 | private HashMap<String, TetherInterfaceSM> mIfaces; // all tethered/tetherable ifaces |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 92 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 93 | private BroadcastReceiver mStateReceiver; |
| 94 | |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 95 | private static final String USB_NEAR_IFACE_ADDR = "192.168.42.129"; |
Robert Greenwalt | b979f79 | 2011-02-11 17:01:02 -0800 | [diff] [blame] | 96 | private static final int USB_PREFIX_LENGTH = 24; |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 97 | |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 98 | // USB is 192.168.42.1 and 255.255.255.0 |
| 99 | // Wifi is 192.168.43.1 and 255.255.255.0 |
| 100 | // BT is limited to max default of 5 connections. 192.168.44.1 to 192.168.48.1 |
| 101 | // with 255.255.255.0 |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 102 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 103 | private String[] mDhcpRange; |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 104 | private static final String[] DHCP_DEFAULT_RANGE = { |
| 105 | "192.168.42.2", "192.168.42.254", "192.168.43.2", "192.168.43.254", |
| 106 | "192.168.44.2", "192.168.44.254", "192.168.45.2", "192.168.45.254", |
| 107 | "192.168.46.2", "192.168.46.254", "192.168.47.2", "192.168.47.254", |
| 108 | "192.168.48.2", "192.168.48.254", |
| 109 | }; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 110 | |
| 111 | private String[] mDnsServers; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 112 | private static final String DNS_DEFAULT_SERVER1 = "8.8.8.8"; |
Robert Greenwalt | df255c2 | 2010-10-07 15:32:08 -0700 | [diff] [blame] | 113 | private static final String DNS_DEFAULT_SERVER2 = "8.8.4.4"; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 114 | |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 115 | // resampled each time we turn on tethering - used as cache for settings/config-val |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 116 | private boolean mDunRequired; // configuration info - must use DUN apn on 3g |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 117 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 118 | private StateMachine mTetherMasterSM; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 119 | |
| 120 | private Notification mTetheredNotification; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 121 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 122 | // whether we can tether is the && of these two - they come in as separate |
| 123 | // broadcasts so track them so we can decide what to do when either changes |
| 124 | private boolean mUsbMassStorageOff; // track the status of USB Mass Storage |
| 125 | private boolean mUsbConnected; // track the status of USB connection |
| 126 | |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 127 | public Tethering(Context context, INetworkManagementService nmService, Looper looper) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 128 | mContext = context; |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 129 | mNMService = nmService; |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 130 | mLooper = looper; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 131 | |
| 132 | // register for notifications from NetworkManagement Service |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 133 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 134 | mNMService.registerObserver(this); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 135 | } catch (RemoteException e) { |
| 136 | Log.e(TAG, "Error registering observer :" + e); |
| 137 | } |
| 138 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 139 | mIfaces = new HashMap<String, TetherInterfaceSM>(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 140 | |
Robert Greenwalt | 7eae250 | 2010-04-20 15:51:20 -0700 | [diff] [blame] | 141 | // make our own thread so we don't anr the system |
| 142 | mThread = new HandlerThread("Tethering"); |
| 143 | mThread.start(); |
| 144 | mLooper = mThread.getLooper(); |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 145 | mTetherMasterSM = new TetherMasterSM("TetherMaster", mLooper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 146 | mTetherMasterSM.start(); |
| 147 | |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 148 | mStateReceiver = new StateReceiver(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 149 | IntentFilter filter = new IntentFilter(); |
Mike Lockwood | 770126a | 2010-12-09 22:30:37 -0800 | [diff] [blame] | 150 | filter.addAction(UsbManager.ACTION_USB_STATE); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 151 | filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 152 | filter.addAction(Intent.ACTION_BOOT_COMPLETED); |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 153 | mContext.registerReceiver(mStateReceiver, filter); |
| 154 | |
| 155 | filter = new IntentFilter(); |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 156 | filter.addAction(Intent.ACTION_MEDIA_SHARED); |
| 157 | filter.addAction(Intent.ACTION_MEDIA_UNSHARED); |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 158 | filter.addDataScheme("file"); |
| 159 | mContext.registerReceiver(mStateReceiver, filter); |
| 160 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 161 | mUsbMassStorageOff = !Environment.MEDIA_SHARED.equals( |
| 162 | Environment.getExternalStorageState()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 163 | |
| 164 | mDhcpRange = context.getResources().getStringArray( |
| 165 | com.android.internal.R.array.config_tether_dhcp_range); |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 166 | if ((mDhcpRange.length == 0) || (mDhcpRange.length % 2 ==1)) { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 167 | mDhcpRange = DHCP_DEFAULT_RANGE; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 168 | } |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 169 | mDunRequired = false; // resample when we turn on |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 170 | |
| 171 | mTetherableUsbRegexs = context.getResources().getStringArray( |
| 172 | com.android.internal.R.array.config_tether_usb_regexs); |
| 173 | mTetherableWifiRegexs = context.getResources().getStringArray( |
| 174 | com.android.internal.R.array.config_tether_wifi_regexs); |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 175 | mTetherableBluetoothRegexs = context.getResources().getStringArray( |
| 176 | com.android.internal.R.array.config_tether_bluetooth_regexs); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 177 | mUpstreamIfaceRegexs = context.getResources().getStringArray( |
| 178 | com.android.internal.R.array.config_tether_upstream_regexs); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 179 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 180 | // TODO - remove and rely on real notifications of the current iface |
| 181 | mDnsServers = new String[2]; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 182 | mDnsServers[0] = DNS_DEFAULT_SERVER1; |
| 183 | mDnsServers[1] = DNS_DEFAULT_SERVER2; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 184 | } |
| 185 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 186 | public void interfaceLinkStatusChanged(String iface, boolean link) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 187 | if (DEBUG) Log.d(TAG, "interfaceLinkStatusChanged " + iface + ", " + link); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 188 | boolean found = false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 189 | boolean usb = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 190 | if (isWifi(iface)) { |
| 191 | found = true; |
| 192 | } else if (isUsb(iface)) { |
| 193 | found = true; |
| 194 | usb = true; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 195 | } else if (isBluetooth(iface)) { |
| 196 | found = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 197 | } |
| 198 | if (found == false) return; |
| 199 | |
| 200 | synchronized (mIfaces) { |
| 201 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 202 | if (link) { |
| 203 | if (sm == null) { |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 204 | sm = new TetherInterfaceSM(iface, mLooper, usb); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 205 | mIfaces.put(iface, sm); |
| 206 | sm.start(); |
| 207 | } |
| 208 | } else { |
| 209 | if (sm != null) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 210 | sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 211 | mIfaces.remove(iface); |
| 212 | } |
| 213 | } |
| 214 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 215 | } |
| 216 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 217 | private boolean isUsb(String iface) { |
| 218 | for (String regex : mTetherableUsbRegexs) { |
| 219 | if (iface.matches(regex)) return true; |
| 220 | } |
| 221 | return false; |
| 222 | } |
| 223 | |
| 224 | public boolean isWifi(String iface) { |
| 225 | for (String regex : mTetherableWifiRegexs) { |
| 226 | if (iface.matches(regex)) return true; |
| 227 | } |
| 228 | return false; |
| 229 | } |
| 230 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 231 | public boolean isBluetooth(String iface) { |
| 232 | for (String regex : mTetherableBluetoothRegexs) { |
| 233 | if (iface.matches(regex)) return true; |
| 234 | } |
| 235 | return false; |
| 236 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 237 | public void interfaceAdded(String iface) { |
| 238 | boolean found = false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 239 | boolean usb = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 240 | if (isWifi(iface)) { |
| 241 | found = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 242 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 243 | if (isUsb(iface)) { |
| 244 | found = true; |
| 245 | usb = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 246 | } |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 247 | if (isBluetooth(iface)) { |
| 248 | found = true; |
| 249 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 250 | if (found == false) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 251 | if (DEBUG) Log.d(TAG, iface + " is not a tetherable iface, ignoring"); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 252 | return; |
| 253 | } |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 254 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 255 | synchronized (mIfaces) { |
| 256 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 257 | if (sm != null) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 258 | if (DEBUG) Log.d(TAG, "active iface (" + iface + ") reported as added, ignoring"); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 259 | return; |
| 260 | } |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 261 | sm = new TetherInterfaceSM(iface, mLooper, usb); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 262 | mIfaces.put(iface, sm); |
| 263 | sm.start(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 264 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 265 | if (DEBUG) Log.d(TAG, "interfaceAdded :" + iface); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 266 | } |
| 267 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 268 | public void interfaceRemoved(String iface) { |
| 269 | synchronized (mIfaces) { |
| 270 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 271 | if (sm == null) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 272 | if (DEBUG) { |
| 273 | Log.e(TAG, "attempting to remove unknown iface (" + iface + "), ignoring"); |
| 274 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 275 | return; |
| 276 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 277 | sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 278 | mIfaces.remove(iface); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 279 | } |
| 280 | } |
| 281 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 282 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 283 | Log.d(TAG, "Tethering " + iface); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 284 | TetherInterfaceSM sm = null; |
| 285 | synchronized (mIfaces) { |
| 286 | sm = mIfaces.get(iface); |
| 287 | } |
| 288 | if (sm == null) { |
| 289 | Log.e(TAG, "Tried to Tether an unknown iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 290 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 291 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 292 | if (!sm.isAvailable() && !sm.isErrored()) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 293 | Log.e(TAG, "Tried to Tether an unavailable iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 294 | return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 295 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 296 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_REQUESTED); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 297 | return ConnectivityManager.TETHER_ERROR_NO_ERROR; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 298 | } |
| 299 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 300 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 301 | Log.d(TAG, "Untethering " + iface); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 302 | TetherInterfaceSM sm = null; |
| 303 | synchronized (mIfaces) { |
| 304 | sm = mIfaces.get(iface); |
| 305 | } |
| 306 | if (sm == null) { |
| 307 | Log.e(TAG, "Tried to Untether an unknown iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 308 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 309 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 310 | if (sm.isErrored()) { |
| 311 | Log.e(TAG, "Tried to Untethered an errored iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 312 | return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 313 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 314 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_UNREQUESTED); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 315 | return ConnectivityManager.TETHER_ERROR_NO_ERROR; |
| 316 | } |
| 317 | |
| 318 | public int getLastTetherError(String iface) { |
| 319 | TetherInterfaceSM sm = null; |
| 320 | synchronized (mIfaces) { |
| 321 | sm = mIfaces.get(iface); |
| 322 | } |
| 323 | if (sm == null) { |
| 324 | Log.e(TAG, "Tried to getLastTetherError on an unknown iface :" + iface + ", ignoring"); |
| 325 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
| 326 | } |
| 327 | return sm.getLastError(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 328 | } |
| 329 | |
| 330 | private void sendTetherStateChangedBroadcast() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 331 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 332 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 333 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 334 | if (!cm.isTetheringSupported()) return; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 335 | } catch (RemoteException e) { |
| 336 | return; |
| 337 | } |
| 338 | |
| 339 | ArrayList<String> availableList = new ArrayList<String>(); |
| 340 | ArrayList<String> activeList = new ArrayList<String>(); |
| 341 | ArrayList<String> erroredList = new ArrayList<String>(); |
| 342 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 343 | boolean wifiTethered = false; |
| 344 | boolean usbTethered = false; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 345 | boolean bluetoothTethered = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 346 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 347 | synchronized (mIfaces) { |
| 348 | Set ifaces = mIfaces.keySet(); |
| 349 | for (Object iface : ifaces) { |
| 350 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 351 | if (sm != null) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 352 | if (sm.isErrored()) { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 353 | erroredList.add((String)iface); |
| 354 | } else if (sm.isAvailable()) { |
| 355 | availableList.add((String)iface); |
| 356 | } else if (sm.isTethered()) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 357 | if (isUsb((String)iface)) { |
| 358 | usbTethered = true; |
| 359 | } else if (isWifi((String)iface)) { |
| 360 | wifiTethered = true; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 361 | } else if (isBluetooth((String)iface)) { |
| 362 | bluetoothTethered = true; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 363 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 364 | activeList.add((String)iface); |
| 365 | } |
| 366 | } |
| 367 | } |
| 368 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 369 | Intent broadcast = new Intent(ConnectivityManager.ACTION_TETHER_STATE_CHANGED); |
| 370 | broadcast.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 371 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_AVAILABLE_TETHER, |
| 372 | availableList); |
| 373 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ACTIVE_TETHER, activeList); |
| 374 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ERRORED_TETHER, |
| 375 | erroredList); |
| 376 | mContext.sendStickyBroadcast(broadcast); |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 377 | if (DEBUG) { |
| 378 | Log.d(TAG, "sendTetherStateChangedBroadcast " + availableList.size() + ", " + |
| 379 | activeList.size() + ", " + erroredList.size()); |
| 380 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 381 | |
| 382 | if (usbTethered) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 383 | if (wifiTethered || bluetoothTethered) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 384 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); |
| 385 | } else { |
| 386 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_usb); |
| 387 | } |
| 388 | } else if (wifiTethered) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 389 | if (bluetoothTethered) { |
| 390 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); |
| 391 | } else { |
| 392 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_wifi); |
| 393 | } |
| 394 | } else if (bluetoothTethered) { |
| 395 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_bluetooth); |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 396 | } else { |
| 397 | clearTetheredNotification(); |
| 398 | } |
| 399 | } |
| 400 | |
| 401 | private void showTetheredNotification(int icon) { |
| 402 | NotificationManager notificationManager = |
| 403 | (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); |
| 404 | if (notificationManager == null) { |
| 405 | return; |
| 406 | } |
| 407 | |
Robert Greenwalt | db3fe9e | 2010-03-18 16:28:30 -0700 | [diff] [blame] | 408 | if (mTetheredNotification != null) { |
| 409 | if (mTetheredNotification.icon == icon) { |
| 410 | return; |
| 411 | } |
| 412 | notificationManager.cancel(mTetheredNotification.icon); |
| 413 | } |
| 414 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 415 | Intent intent = new Intent(); |
| 416 | intent.setClassName("com.android.settings", "com.android.settings.TetherSettings"); |
| 417 | intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); |
| 418 | |
| 419 | PendingIntent pi = PendingIntent.getActivity(mContext, 0, intent, 0); |
| 420 | |
| 421 | Resources r = Resources.getSystem(); |
| 422 | CharSequence title = r.getText(com.android.internal.R.string.tethered_notification_title); |
| 423 | CharSequence message = r.getText(com.android.internal.R.string. |
| 424 | tethered_notification_message); |
| 425 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 426 | if (mTetheredNotification == null) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 427 | mTetheredNotification = new Notification(); |
| 428 | mTetheredNotification.when = 0; |
| 429 | } |
| 430 | mTetheredNotification.icon = icon; |
| 431 | mTetheredNotification.defaults &= ~Notification.DEFAULT_SOUND; |
| 432 | mTetheredNotification.flags = Notification.FLAG_ONGOING_EVENT; |
| 433 | mTetheredNotification.tickerText = title; |
| 434 | mTetheredNotification.setLatestEventInfo(mContext, title, message, pi); |
| 435 | |
| 436 | notificationManager.notify(mTetheredNotification.icon, mTetheredNotification); |
| 437 | } |
| 438 | |
| 439 | private void clearTetheredNotification() { |
| 440 | NotificationManager notificationManager = |
| 441 | (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); |
| 442 | if (notificationManager != null && mTetheredNotification != null) { |
| 443 | notificationManager.cancel(mTetheredNotification.icon); |
| 444 | mTetheredNotification = null; |
| 445 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 446 | } |
| 447 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 448 | private void updateUsbStatus() { |
| 449 | boolean enable = mUsbConnected && mUsbMassStorageOff; |
| 450 | |
| 451 | if (mBooted) { |
| 452 | enableUsbIfaces(enable); |
| 453 | } |
| 454 | } |
| 455 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 456 | private class StateReceiver extends BroadcastReceiver { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 457 | public void onReceive(Context content, Intent intent) { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 458 | String action = intent.getAction(); |
Mike Lockwood | 770126a | 2010-12-09 22:30:37 -0800 | [diff] [blame] | 459 | if (action.equals(UsbManager.ACTION_USB_STATE)) { |
Mike Lockwood | b92df0f | 2010-12-10 16:19:32 -0800 | [diff] [blame] | 460 | mUsbConnected = intent.getExtras().getBoolean(UsbManager.USB_CONNECTED); |
| 461 | updateUsbStatus(); |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 462 | } else if (action.equals(Intent.ACTION_MEDIA_SHARED)) { |
| 463 | mUsbMassStorageOff = false; |
| 464 | updateUsbStatus(); |
| 465 | } |
| 466 | else if (action.equals(Intent.ACTION_MEDIA_UNSHARED)) { |
| 467 | mUsbMassStorageOff = true; |
| 468 | updateUsbStatus(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 469 | } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 470 | if (DEBUG) Log.d(TAG, "Tethering got CONNECTIVITY_ACTION"); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 471 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_UPSTREAM_CHANGED); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 472 | } else if (action.equals(Intent.ACTION_BOOT_COMPLETED)) { |
| 473 | mBooted = true; |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 474 | updateUsbStatus(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 475 | } |
| 476 | } |
| 477 | } |
| 478 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 479 | // used on cable insert/remove |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 480 | private void enableUsbIfaces(boolean enable) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 481 | String[] ifaces = new String[0]; |
| 482 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 483 | ifaces = mNMService.listInterfaces(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 484 | } catch (Exception e) { |
| 485 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 486 | return; |
| 487 | } |
| 488 | for (String iface : ifaces) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 489 | if (isUsb(iface)) { |
| 490 | if (enable) { |
| 491 | interfaceAdded(iface); |
| 492 | } else { |
| 493 | interfaceRemoved(iface); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 494 | } |
| 495 | } |
| 496 | } |
| 497 | } |
| 498 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 499 | // toggled when we enter/leave the fully tethered state |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 500 | private boolean enableUsbRndis(boolean enabled) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 501 | if (DEBUG) Log.d(TAG, "enableUsbRndis(" + enabled + ")"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 502 | |
| 503 | try { |
| 504 | if (enabled) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 505 | synchronized (this) { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 506 | if (!mNMService.isUsbRNDISStarted()) { |
| 507 | mNMService.startUsbRNDIS(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 508 | } |
| 509 | } |
| 510 | } else { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 511 | if (mNMService.isUsbRNDISStarted()) { |
| 512 | mNMService.stopUsbRNDIS(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 513 | } |
| 514 | } |
| 515 | } catch (Exception e) { |
| 516 | Log.e(TAG, "Error toggling usb RNDIS :" + e); |
| 517 | return false; |
| 518 | } |
| 519 | return true; |
| 520 | } |
| 521 | |
| 522 | // configured when we start tethering and unconfig'd on error or conclusion |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 523 | private boolean configureUsbIface(boolean enabled) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 524 | if (DEBUG) Log.d(TAG, "configureUsbIface(" + enabled + ")"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 525 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 526 | // bring toggle the interfaces |
| 527 | String[] ifaces = new String[0]; |
| 528 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 529 | ifaces = mNMService.listInterfaces(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 530 | } catch (Exception e) { |
| 531 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 532 | return false; |
| 533 | } |
| 534 | for (String iface : ifaces) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 535 | if (isUsb(iface)) { |
| 536 | InterfaceConfiguration ifcg = null; |
| 537 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 538 | ifcg = mNMService.getInterfaceConfig(iface); |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 539 | if (ifcg != null) { |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 540 | InetAddress addr = NetworkUtils.numericToInetAddress(USB_NEAR_IFACE_ADDR); |
Robert Greenwalt | b979f79 | 2011-02-11 17:01:02 -0800 | [diff] [blame] | 541 | ifcg.addr = new LinkAddress(addr, USB_PREFIX_LENGTH); |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 542 | if (enabled) { |
| 543 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("down", "up"); |
| 544 | } else { |
| 545 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("up", "down"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 546 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 547 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("running", ""); |
| 548 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace(" "," "); |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 549 | mNMService.setInterfaceConfig(iface, ifcg); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 550 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 551 | } catch (Exception e) { |
| 552 | Log.e(TAG, "Error configuring interface " + iface + ", :" + e); |
| 553 | return false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 554 | } |
| 555 | } |
| 556 | } |
| 557 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 558 | return true; |
| 559 | } |
| 560 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 561 | public String[] getTetherableUsbRegexs() { |
| 562 | return mTetherableUsbRegexs; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 563 | } |
| 564 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 565 | public String[] getTetherableWifiRegexs() { |
| 566 | return mTetherableWifiRegexs; |
| 567 | } |
| 568 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 569 | public String[] getTetherableBluetoothRegexs() { |
| 570 | return mTetherableBluetoothRegexs; |
| 571 | } |
| 572 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 573 | public String[] getUpstreamIfaceRegexs() { |
| 574 | return mUpstreamIfaceRegexs; |
| 575 | } |
| 576 | |
| 577 | public boolean isDunRequired() { |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 578 | boolean defaultVal = mContext.getResources().getBoolean( |
| 579 | com.android.internal.R.bool.config_tether_dun_required); |
| 580 | boolean result = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 581 | Settings.Secure.TETHER_DUN_REQUIRED, (defaultVal ? 1 : 0)) == 1); |
| 582 | return result; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 583 | } |
| 584 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 585 | public String[] getTetheredIfaces() { |
| 586 | ArrayList<String> list = new ArrayList<String>(); |
| 587 | synchronized (mIfaces) { |
| 588 | Set keys = mIfaces.keySet(); |
| 589 | for (Object key : keys) { |
| 590 | TetherInterfaceSM sm = mIfaces.get(key); |
| 591 | if (sm.isTethered()) { |
| 592 | list.add((String)key); |
| 593 | } |
| 594 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 595 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 596 | String[] retVal = new String[list.size()]; |
| 597 | for (int i=0; i < list.size(); i++) { |
| 598 | retVal[i] = list.get(i); |
| 599 | } |
| 600 | return retVal; |
| 601 | } |
| 602 | |
| 603 | public String[] getTetherableIfaces() { |
| 604 | ArrayList<String> list = new ArrayList<String>(); |
| 605 | synchronized (mIfaces) { |
| 606 | Set keys = mIfaces.keySet(); |
| 607 | for (Object key : keys) { |
| 608 | TetherInterfaceSM sm = mIfaces.get(key); |
| 609 | if (sm.isAvailable()) { |
| 610 | list.add((String)key); |
| 611 | } |
| 612 | } |
| 613 | } |
| 614 | String[] retVal = new String[list.size()]; |
| 615 | for (int i=0; i < list.size(); i++) { |
| 616 | retVal[i] = list.get(i); |
| 617 | } |
| 618 | return retVal; |
| 619 | } |
| 620 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 621 | public String[] getErroredIfaces() { |
| 622 | ArrayList<String> list = new ArrayList<String>(); |
| 623 | synchronized (mIfaces) { |
| 624 | Set keys = mIfaces.keySet(); |
| 625 | for (Object key : keys) { |
| 626 | TetherInterfaceSM sm = mIfaces.get(key); |
| 627 | if (sm.isErrored()) { |
| 628 | list.add((String)key); |
| 629 | } |
| 630 | } |
| 631 | } |
| 632 | String[] retVal = new String[list.size()]; |
| 633 | for (int i= 0; i< list.size(); i++) { |
| 634 | retVal[i] = list.get(i); |
| 635 | } |
| 636 | return retVal; |
| 637 | } |
| 638 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 639 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 640 | class TetherInterfaceSM extends StateMachine { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 641 | // notification from the master SM that it's not in tether mode |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 642 | static final int CMD_TETHER_MODE_DEAD = 1; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 643 | // request from the user that it wants to tether |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 644 | static final int CMD_TETHER_REQUESTED = 2; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 645 | // request from the user that it wants to untether |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 646 | static final int CMD_TETHER_UNREQUESTED = 3; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 647 | // notification that this interface is down |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 648 | static final int CMD_INTERFACE_DOWN = 4; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 649 | // notification that this interface is up |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 650 | static final int CMD_INTERFACE_UP = 5; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 651 | // notification from the master SM that it had an error turning on cellular dun |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 652 | static final int CMD_CELL_DUN_ERROR = 6; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 653 | // notification from the master SM that it had trouble enabling IP Forwarding |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 654 | static final int CMD_IP_FORWARDING_ENABLE_ERROR = 7; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 655 | // notification from the master SM that it had trouble disabling IP Forwarding |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 656 | static final int CMD_IP_FORWARDING_DISABLE_ERROR = 8; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 657 | // notification from the master SM that it had trouble staring tethering |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 658 | static final int CMD_START_TETHERING_ERROR = 9; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 659 | // notification from the master SM that it had trouble stopping tethering |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 660 | static final int CMD_STOP_TETHERING_ERROR = 10; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 661 | // notification from the master SM that it had trouble setting the DNS forwarders |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 662 | static final int CMD_SET_DNS_FORWARDERS_ERROR = 11; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 663 | // the upstream connection has changed |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 664 | static final int CMD_TETHER_CONNECTION_CHANGED = 12; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 665 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 666 | private State mDefaultState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 667 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 668 | private State mInitialState; |
| 669 | private State mStartingState; |
| 670 | private State mTetheredState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 671 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 672 | private State mUnavailableState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 673 | |
| 674 | private boolean mAvailable; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 675 | private boolean mTethered; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 676 | int mLastError; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 677 | |
| 678 | String mIfaceName; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 679 | String mMyUpstreamIfaceName; // may change over time |
| 680 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 681 | boolean mUsb; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 682 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 683 | TetherInterfaceSM(String name, Looper looper, boolean usb) { |
| 684 | super(name, looper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 685 | mIfaceName = name; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 686 | mUsb = usb; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 687 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 688 | |
| 689 | mInitialState = new InitialState(); |
| 690 | addState(mInitialState); |
| 691 | mStartingState = new StartingState(); |
| 692 | addState(mStartingState); |
| 693 | mTetheredState = new TetheredState(); |
| 694 | addState(mTetheredState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 695 | mUnavailableState = new UnavailableState(); |
| 696 | addState(mUnavailableState); |
| 697 | |
| 698 | setInitialState(mInitialState); |
| 699 | } |
| 700 | |
| 701 | public String toString() { |
| 702 | String res = new String(); |
| 703 | res += mIfaceName + " - "; |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 704 | IState current = getCurrentState(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 705 | if (current == mInitialState) res += "InitialState"; |
| 706 | if (current == mStartingState) res += "StartingState"; |
| 707 | if (current == mTetheredState) res += "TetheredState"; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 708 | if (current == mUnavailableState) res += "UnavailableState"; |
| 709 | if (mAvailable) res += " - Available"; |
| 710 | if (mTethered) res += " - Tethered"; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 711 | res += " - lastError =" + mLastError; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 712 | return res; |
| 713 | } |
| 714 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 715 | public synchronized int getLastError() { |
| 716 | return mLastError; |
| 717 | } |
| 718 | |
| 719 | private synchronized void setLastError(int error) { |
| 720 | mLastError = error; |
| 721 | |
| 722 | if (isErrored()) { |
| 723 | if (mUsb) { |
| 724 | // note everything's been unwound by this point so nothing to do on |
| 725 | // further error.. |
| 726 | Tethering.this.configureUsbIface(false); |
| 727 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 728 | } |
| 729 | } |
| 730 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 731 | // synchronized between this getter and the following setter |
| 732 | public synchronized boolean isAvailable() { |
| 733 | return mAvailable; |
| 734 | } |
| 735 | |
| 736 | private synchronized void setAvailable(boolean available) { |
| 737 | mAvailable = available; |
| 738 | } |
| 739 | |
| 740 | // synchronized between this getter and the following setter |
| 741 | public synchronized boolean isTethered() { |
| 742 | return mTethered; |
| 743 | } |
| 744 | |
| 745 | private synchronized void setTethered(boolean tethered) { |
| 746 | mTethered = tethered; |
| 747 | } |
| 748 | |
| 749 | // synchronized between this getter and the following setter |
| 750 | public synchronized boolean isErrored() { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 751 | return (mLastError != ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 752 | } |
| 753 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 754 | class InitialState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 755 | @Override |
| 756 | public void enter() { |
| 757 | setAvailable(true); |
| 758 | setTethered(false); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 759 | sendTetherStateChangedBroadcast(); |
| 760 | } |
| 761 | |
| 762 | @Override |
| 763 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 764 | if (DEBUG) Log.d(TAG, "InitialState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 765 | boolean retValue = true; |
| 766 | switch (message.what) { |
| 767 | case CMD_TETHER_REQUESTED: |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 768 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 769 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_REQUESTED, |
| 770 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 771 | transitionTo(mStartingState); |
| 772 | break; |
| 773 | case CMD_INTERFACE_DOWN: |
| 774 | transitionTo(mUnavailableState); |
| 775 | break; |
| 776 | default: |
| 777 | retValue = false; |
| 778 | break; |
| 779 | } |
| 780 | return retValue; |
| 781 | } |
| 782 | } |
| 783 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 784 | class StartingState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 785 | @Override |
| 786 | public void enter() { |
| 787 | setAvailable(false); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 788 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 789 | if (!Tethering.this.configureUsbIface(true)) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 790 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 791 | TetherInterfaceSM.this); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 792 | setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
| 793 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 794 | transitionTo(mInitialState); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 795 | return; |
| 796 | } |
| 797 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 798 | sendTetherStateChangedBroadcast(); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 799 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 800 | // Skipping StartingState |
| 801 | transitionTo(mTetheredState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 802 | } |
| 803 | @Override |
| 804 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 805 | if (DEBUG) Log.d(TAG, "StartingState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 806 | boolean retValue = true; |
| 807 | switch (message.what) { |
| 808 | // maybe a parent class? |
| 809 | case CMD_TETHER_UNREQUESTED: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 810 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 811 | TetherInterfaceSM.this); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 812 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 813 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 814 | setLastErrorAndTransitionToInitialState( |
| 815 | ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 816 | break; |
| 817 | } |
| 818 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 819 | transitionTo(mInitialState); |
| 820 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 821 | case CMD_CELL_DUN_ERROR: |
| 822 | case CMD_IP_FORWARDING_ENABLE_ERROR: |
| 823 | case CMD_IP_FORWARDING_DISABLE_ERROR: |
| 824 | case CMD_START_TETHERING_ERROR: |
| 825 | case CMD_STOP_TETHERING_ERROR: |
| 826 | case CMD_SET_DNS_FORWARDERS_ERROR: |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 827 | setLastErrorAndTransitionToInitialState( |
| 828 | ConnectivityManager.TETHER_ERROR_MASTER_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 829 | break; |
| 830 | case CMD_INTERFACE_DOWN: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 831 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 832 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 833 | transitionTo(mUnavailableState); |
| 834 | break; |
| 835 | default: |
| 836 | retValue = false; |
| 837 | } |
| 838 | return retValue; |
| 839 | } |
| 840 | } |
| 841 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 842 | class TetheredState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 843 | @Override |
| 844 | public void enter() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 845 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 846 | mNMService.tetherInterface(mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 847 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 848 | setLastError(ConnectivityManager.TETHER_ERROR_TETHER_IFACE_ERROR); |
| 849 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 850 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 851 | return; |
| 852 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 853 | if (mUsb) Tethering.this.enableUsbRndis(true); |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 854 | if (DEBUG) Log.d(TAG, "Tethered " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 855 | setAvailable(false); |
| 856 | setTethered(true); |
| 857 | sendTetherStateChangedBroadcast(); |
| 858 | } |
| 859 | @Override |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 860 | public void exit() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 861 | if (mUsb) Tethering.this.enableUsbRndis(false); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 862 | } |
| 863 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 864 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 865 | if (DEBUG) Log.d(TAG, "TetheredState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 866 | boolean retValue = true; |
| 867 | boolean error = false; |
| 868 | switch (message.what) { |
| 869 | case CMD_TETHER_UNREQUESTED: |
| 870 | case CMD_INTERFACE_DOWN: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 871 | if (mMyUpstreamIfaceName != null) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 872 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 873 | mNMService.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 874 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 875 | } catch (Exception e) { |
| 876 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 877 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 878 | } catch (Exception ee) {} |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 879 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 880 | setLastErrorAndTransitionToInitialState( |
| 881 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 882 | break; |
| 883 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 884 | } |
| 885 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 886 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 887 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 888 | setLastErrorAndTransitionToInitialState( |
| 889 | ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 890 | break; |
| 891 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 892 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 893 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 894 | if (message.what == CMD_TETHER_UNREQUESTED) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 895 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 896 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 897 | setLastError( |
| 898 | ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 899 | } |
| 900 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 901 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 902 | } else if (message.what == CMD_INTERFACE_DOWN) { |
| 903 | transitionTo(mUnavailableState); |
| 904 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 905 | if (DEBUG) Log.d(TAG, "Untethered " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 906 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 907 | case CMD_TETHER_CONNECTION_CHANGED: |
| 908 | String newUpstreamIfaceName = (String)(message.obj); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 909 | if ((mMyUpstreamIfaceName == null && newUpstreamIfaceName == null) || |
| 910 | (mMyUpstreamIfaceName != null && |
| 911 | mMyUpstreamIfaceName.equals(newUpstreamIfaceName))) { |
| 912 | if (DEBUG) Log.d(TAG, "Connection changed noop - dropping"); |
| 913 | break; |
| 914 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 915 | if (mMyUpstreamIfaceName != null) { |
| 916 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 917 | mNMService.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 918 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 919 | } catch (Exception e) { |
| 920 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 921 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 922 | } catch (Exception ee) {} |
| 923 | |
| 924 | setLastErrorAndTransitionToInitialState( |
| 925 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 926 | break; |
| 927 | } |
| 928 | } |
| 929 | if (newUpstreamIfaceName != null) { |
| 930 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 931 | mNMService.enableNat(mIfaceName, newUpstreamIfaceName); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 932 | } catch (Exception e) { |
| 933 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 934 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 935 | } catch (Exception ee) {} |
| 936 | |
| 937 | setLastError(ConnectivityManager.TETHER_ERROR_ENABLE_NAT_ERROR); |
| 938 | transitionTo(mInitialState); |
| 939 | return true; |
| 940 | } |
| 941 | } |
| 942 | mMyUpstreamIfaceName = newUpstreamIfaceName; |
| 943 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 944 | case CMD_CELL_DUN_ERROR: |
| 945 | case CMD_IP_FORWARDING_ENABLE_ERROR: |
| 946 | case CMD_IP_FORWARDING_DISABLE_ERROR: |
| 947 | case CMD_START_TETHERING_ERROR: |
| 948 | case CMD_STOP_TETHERING_ERROR: |
| 949 | case CMD_SET_DNS_FORWARDERS_ERROR: |
| 950 | error = true; |
| 951 | // fall through |
| 952 | case CMD_TETHER_MODE_DEAD: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 953 | if (mMyUpstreamIfaceName != null) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 954 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 955 | mNMService.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 956 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 957 | } catch (Exception e) { |
| 958 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 959 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 960 | } catch (Exception ee) {} |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 961 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 962 | setLastErrorAndTransitionToInitialState( |
| 963 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 964 | break; |
| 965 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 966 | } |
| 967 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 968 | mNMService.untetherInterface(mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 969 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 970 | setLastErrorAndTransitionToInitialState( |
| 971 | ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 972 | break; |
| 973 | } |
| 974 | if (error) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 975 | setLastErrorAndTransitionToInitialState( |
| 976 | ConnectivityManager.TETHER_ERROR_MASTER_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 977 | break; |
| 978 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 979 | if (DEBUG) Log.d(TAG, "Tether lost upstream connection " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 980 | sendTetherStateChangedBroadcast(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 981 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 982 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 983 | setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 984 | } |
| 985 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 986 | transitionTo(mInitialState); |
| 987 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 988 | default: |
| 989 | retValue = false; |
| 990 | break; |
| 991 | } |
| 992 | return retValue; |
| 993 | } |
| 994 | } |
| 995 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 996 | class UnavailableState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 997 | @Override |
| 998 | public void enter() { |
| 999 | setAvailable(false); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1000 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1001 | setTethered(false); |
| 1002 | sendTetherStateChangedBroadcast(); |
| 1003 | } |
| 1004 | @Override |
| 1005 | public boolean processMessage(Message message) { |
| 1006 | boolean retValue = true; |
| 1007 | switch (message.what) { |
| 1008 | case CMD_INTERFACE_UP: |
| 1009 | transitionTo(mInitialState); |
| 1010 | break; |
| 1011 | default: |
| 1012 | retValue = false; |
| 1013 | break; |
| 1014 | } |
| 1015 | return retValue; |
| 1016 | } |
| 1017 | } |
| 1018 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1019 | void setLastErrorAndTransitionToInitialState(int error) { |
| 1020 | setLastError(error); |
| 1021 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1022 | } |
| 1023 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1024 | } |
| 1025 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1026 | class TetherMasterSM extends StateMachine { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1027 | // an interface SM has requested Tethering |
| 1028 | static final int CMD_TETHER_MODE_REQUESTED = 1; |
| 1029 | // an interface SM has unrequested Tethering |
| 1030 | static final int CMD_TETHER_MODE_UNREQUESTED = 2; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1031 | // upstream connection change - do the right thing |
| 1032 | static final int CMD_UPSTREAM_CHANGED = 3; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1033 | // we received notice that the cellular DUN connection is up |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1034 | static final int CMD_CELL_CONNECTION_RENEW = 4; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1035 | // we don't have a valid upstream conn, check again after a delay |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 1036 | static final int CMD_RETRY_UPSTREAM = 5; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1037 | |
| 1038 | // This indicates what a timeout event relates to. A state that |
| 1039 | // sends itself a delayed timeout event and handles incoming timeout events |
| 1040 | // should inc this when it is entered and whenever it sends a new timeout event. |
| 1041 | // We do not flush the old ones. |
| 1042 | private int mSequenceNumber; |
| 1043 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1044 | private State mInitialState; |
| 1045 | private State mTetherModeAliveState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1046 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1047 | private State mSetIpForwardingEnabledErrorState; |
| 1048 | private State mSetIpForwardingDisabledErrorState; |
| 1049 | private State mStartTetheringErrorState; |
| 1050 | private State mStopTetheringErrorState; |
| 1051 | private State mSetDnsForwardersErrorState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1052 | |
| 1053 | private ArrayList mNotifyList; |
| 1054 | |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1055 | private int mCurrentConnectionSequence; |
| 1056 | private boolean mMobileReserved = false; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1057 | |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1058 | private String mUpstreamIfaceName = null; |
| 1059 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1060 | private static final int UPSTREAM_SETTLE_TIME_MS = 10000; |
| 1061 | private static final int CELL_CONNECTION_RENEW_MS = 40000; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1062 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 1063 | TetherMasterSM(String name, Looper looper) { |
| 1064 | super(name, looper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1065 | |
| 1066 | //Add states |
| 1067 | mInitialState = new InitialState(); |
| 1068 | addState(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1069 | mTetherModeAliveState = new TetherModeAliveState(); |
| 1070 | addState(mTetherModeAliveState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1071 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1072 | mSetIpForwardingEnabledErrorState = new SetIpForwardingEnabledErrorState(); |
| 1073 | addState(mSetIpForwardingEnabledErrorState); |
| 1074 | mSetIpForwardingDisabledErrorState = new SetIpForwardingDisabledErrorState(); |
| 1075 | addState(mSetIpForwardingDisabledErrorState); |
| 1076 | mStartTetheringErrorState = new StartTetheringErrorState(); |
| 1077 | addState(mStartTetheringErrorState); |
| 1078 | mStopTetheringErrorState = new StopTetheringErrorState(); |
| 1079 | addState(mStopTetheringErrorState); |
| 1080 | mSetDnsForwardersErrorState = new SetDnsForwardersErrorState(); |
| 1081 | addState(mSetDnsForwardersErrorState); |
| 1082 | |
| 1083 | mNotifyList = new ArrayList(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1084 | setInitialState(mInitialState); |
| 1085 | } |
| 1086 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1087 | class TetherMasterUtilState extends State { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1088 | protected final static boolean TRY_TO_SETUP_MOBILE_CONNECTION = true; |
| 1089 | protected final static boolean WAIT_FOR_NETWORK_TO_SETTLE = false; |
| 1090 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1091 | @Override |
| 1092 | public boolean processMessage(Message m) { |
| 1093 | return false; |
| 1094 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1095 | protected boolean turnOnMobileConnection() { |
| 1096 | boolean retValue = true; |
| 1097 | if (mMobileReserved) return retValue; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1098 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1099 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1100 | int result = Phone.APN_REQUEST_FAILED; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1101 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1102 | result = cm.startUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, |
Robert Greenwalt | e32e812 | 2010-12-29 14:35:21 -0800 | [diff] [blame] | 1103 | (mDunRequired ? Phone.FEATURE_ENABLE_DUN_ALWAYS : |
| 1104 | Phone.FEATURE_ENABLE_HIPRI), new Binder()); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1105 | } catch (Exception e) { |
| 1106 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1107 | switch (result) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1108 | case Phone.APN_ALREADY_ACTIVE: |
| 1109 | case Phone.APN_REQUEST_STARTED: |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1110 | mMobileReserved = true; |
| 1111 | Message m = obtainMessage(CMD_CELL_CONNECTION_RENEW); |
| 1112 | m.arg1 = ++mCurrentConnectionSequence; |
| 1113 | sendMessageDelayed(m, CELL_CONNECTION_RENEW_MS); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1114 | break; |
| 1115 | case Phone.APN_REQUEST_FAILED: |
| 1116 | default: |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1117 | retValue = false; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1118 | break; |
| 1119 | } |
| 1120 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1121 | return retValue; |
| 1122 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1123 | protected boolean turnOffMobileConnection() { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1124 | if (mMobileReserved) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1125 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1126 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1127 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1128 | cm.stopUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1129 | (mDunRequired? Phone.FEATURE_ENABLE_DUN_ALWAYS : |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1130 | Phone.FEATURE_ENABLE_HIPRI)); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1131 | } catch (Exception e) { |
| 1132 | return false; |
| 1133 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1134 | mMobileReserved = false; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1135 | } |
| 1136 | return true; |
| 1137 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1138 | protected boolean turnOnMasterTetherSettings() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1139 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1140 | mNMService.setIpForwardingEnabled(true); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1141 | } catch (Exception e) { |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 1142 | transitionTo(mSetIpForwardingEnabledErrorState); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1143 | return false; |
| 1144 | } |
| 1145 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1146 | mNMService.startTethering(mDhcpRange); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1147 | } catch (Exception e) { |
Robert Greenwalt | 547e4e7 | 2011-01-14 17:24:03 -0800 | [diff] [blame] | 1148 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1149 | mNMService.stopTethering(); |
| 1150 | mNMService.startTethering(mDhcpRange); |
Robert Greenwalt | 547e4e7 | 2011-01-14 17:24:03 -0800 | [diff] [blame] | 1151 | } catch (Exception ee) { |
| 1152 | transitionTo(mStartTetheringErrorState); |
| 1153 | return false; |
| 1154 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1155 | } |
| 1156 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1157 | mNMService.setDnsForwarders(mDnsServers); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1158 | } catch (Exception e) { |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 1159 | transitionTo(mSetDnsForwardersErrorState); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1160 | return false; |
| 1161 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1162 | return true; |
| 1163 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1164 | protected boolean turnOffMasterTetherSettings() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1165 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1166 | mNMService.stopTethering(); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1167 | } catch (Exception e) { |
| 1168 | transitionTo(mStopTetheringErrorState); |
| 1169 | return false; |
| 1170 | } |
| 1171 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1172 | mNMService.setIpForwardingEnabled(false); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1173 | } catch (Exception e) { |
| 1174 | transitionTo(mSetIpForwardingDisabledErrorState); |
| 1175 | return false; |
| 1176 | } |
| 1177 | transitionTo(mInitialState); |
| 1178 | return true; |
| 1179 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1180 | protected String findActiveUpstreamIface() { |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1181 | // check for what iface we can use - if none found switch to error. |
Robert Greenwalt | 05d8936 | 2011-01-23 16:04:05 -0800 | [diff] [blame] | 1182 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1183 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
| 1184 | |
| 1185 | try { |
| 1186 | LinkProperties defaultProp = cm.getActiveLinkProperties(); |
| 1187 | if (defaultProp != null) { |
| 1188 | String iface = defaultProp.getInterfaceName(); |
| 1189 | for(String regex : mUpstreamIfaceRegexs) { |
| 1190 | if (iface.matches(regex)) return iface; |
| 1191 | } |
| 1192 | } |
| 1193 | } catch (RemoteException e) { } |
| 1194 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1195 | String[] ifaces = new String[0]; |
| 1196 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1197 | ifaces = mNMService.listInterfaces(); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1198 | } catch (Exception e) { |
| 1199 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 1200 | return null; |
| 1201 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1202 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1203 | for (String iface : ifaces) { |
| 1204 | for (String regex : mUpstreamIfaceRegexs) { |
| 1205 | if (iface.matches(regex)) { |
Irfan Sheriff | 2955209 | 2011-01-17 12:38:30 -0800 | [diff] [blame] | 1206 | // verify it is active |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1207 | InterfaceConfiguration ifcg = null; |
| 1208 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1209 | ifcg = mNMService.getInterfaceConfig(iface); |
Irfan Sheriff | 2955209 | 2011-01-17 12:38:30 -0800 | [diff] [blame] | 1210 | if (ifcg.isActive()) { |
| 1211 | return iface; |
| 1212 | } |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1213 | } catch (Exception e) { |
| 1214 | Log.e(TAG, "Error getting iface config :" + e); |
| 1215 | // ignore - try next |
| 1216 | continue; |
| 1217 | } |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1218 | } |
| 1219 | } |
| 1220 | } |
| 1221 | return null; |
| 1222 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1223 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1224 | protected void chooseUpstreamType(boolean tryCell) { |
| 1225 | // decide if the current upstream is good or not and if not |
| 1226 | // do something about it (start up DUN if required or HiPri if not) |
| 1227 | String iface = findActiveUpstreamIface(); |
| 1228 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1229 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1230 | mMobileReserved = false; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1231 | if (DEBUG) { |
| 1232 | Log.d(TAG, "chooseUpstreamType(" + tryCell + "), dunRequired =" |
| 1233 | + mDunRequired + ", iface=" + iface); |
| 1234 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1235 | if (iface != null) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1236 | try { |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1237 | if (mDunRequired) { |
| 1238 | // check if Dun is on - we can use that |
| 1239 | NetworkInfo info = cm.getNetworkInfo( |
| 1240 | ConnectivityManager.TYPE_MOBILE_DUN); |
| 1241 | if (info.isConnected()) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1242 | if (DEBUG) Log.d(TAG, "setting dun ifacename =" + iface); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1243 | // even if we're already connected - it may be somebody else's |
| 1244 | // refcount, so add our own |
| 1245 | turnOnMobileConnection(); |
| 1246 | } else { |
| 1247 | // verify the iface is not the default mobile - can't use that! |
| 1248 | info = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); |
| 1249 | if (info.isConnected()) { |
| 1250 | iface = null; // can't accept this one |
| 1251 | } |
| 1252 | } |
| 1253 | } else { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1254 | if (DEBUG) Log.d(TAG, "checking if hipri brought us this connection"); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1255 | NetworkInfo info = cm.getNetworkInfo( |
| 1256 | ConnectivityManager.TYPE_MOBILE_HIPRI); |
| 1257 | if (info.isConnected()) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1258 | if (DEBUG) Log.d(TAG, "yes - hipri in use"); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1259 | // even if we're already connected - it may be sombody else's |
| 1260 | // refcount, so add our own |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1261 | turnOnMobileConnection(); |
| 1262 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1263 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1264 | } catch (RemoteException e) { |
| 1265 | Log.e(TAG, "RemoteException calling ConnectivityManager " + e); |
| 1266 | iface = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1267 | } |
| 1268 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1269 | // may have been set to null in the if above |
| 1270 | if (iface == null ) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1271 | boolean success = false; |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1272 | if (tryCell == TRY_TO_SETUP_MOBILE_CONNECTION) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1273 | success = turnOnMobileConnection(); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1274 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1275 | if (!success) { |
| 1276 | // wait for things to settle and retry |
| 1277 | sendMessageDelayed(CMD_RETRY_UPSTREAM, UPSTREAM_SETTLE_TIME_MS); |
| 1278 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1279 | } |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1280 | notifyTetheredOfNewUpstreamIface(iface); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1281 | } |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1282 | protected void notifyTetheredOfNewUpstreamIface(String ifaceName) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1283 | if (DEBUG) Log.d(TAG, "notifying tethered with iface =" + ifaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1284 | mUpstreamIfaceName = ifaceName; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1285 | for (Object o : mNotifyList) { |
| 1286 | TetherInterfaceSM sm = (TetherInterfaceSM)o; |
| 1287 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, |
| 1288 | ifaceName); |
| 1289 | } |
| 1290 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1291 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1292 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1293 | class InitialState extends TetherMasterUtilState { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1294 | @Override |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1295 | public void enter() { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1296 | mMobileReserved = false; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1297 | } |
| 1298 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1299 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1300 | if (DEBUG) Log.d(TAG, "MasterInitialState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1301 | boolean retValue = true; |
| 1302 | switch (message.what) { |
| 1303 | case CMD_TETHER_MODE_REQUESTED: |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 1304 | mDunRequired = isDunRequired(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1305 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1306 | if (DEBUG) Log.d(TAG, "Tether Mode requested by " + who.toString()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1307 | mNotifyList.add(who); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1308 | transitionTo(mTetherModeAliveState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1309 | break; |
| 1310 | case CMD_TETHER_MODE_UNREQUESTED: |
| 1311 | who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1312 | if (DEBUG) Log.d(TAG, "Tether Mode unrequested by " + who.toString()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1313 | int index = mNotifyList.indexOf(who); |
| 1314 | if (index != -1) { |
| 1315 | mNotifyList.remove(who); |
| 1316 | } |
| 1317 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1318 | default: |
| 1319 | retValue = false; |
| 1320 | break; |
| 1321 | } |
| 1322 | return retValue; |
| 1323 | } |
| 1324 | } |
| 1325 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1326 | class TetherModeAliveState extends TetherMasterUtilState { |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1327 | boolean mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1328 | @Override |
| 1329 | public void enter() { |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1330 | mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; // better try something first pass |
| 1331 | // or crazy tests cases will fail |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1332 | chooseUpstreamType(mTryCell); |
| 1333 | mTryCell = !mTryCell; |
| 1334 | turnOnMasterTetherSettings(); // may transition us out |
| 1335 | } |
| 1336 | @Override |
| 1337 | public void exit() { |
| 1338 | turnOffMobileConnection(); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1339 | notifyTetheredOfNewUpstreamIface(null); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1340 | } |
| 1341 | @Override |
| 1342 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1343 | if (DEBUG) Log.d(TAG, "TetherModeAliveState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1344 | boolean retValue = true; |
| 1345 | switch (message.what) { |
| 1346 | case CMD_TETHER_MODE_REQUESTED: |
| 1347 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
| 1348 | mNotifyList.add(who); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1349 | who.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, |
| 1350 | mUpstreamIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1351 | break; |
| 1352 | case CMD_TETHER_MODE_UNREQUESTED: |
| 1353 | who = (TetherInterfaceSM)message.obj; |
| 1354 | int index = mNotifyList.indexOf(who); |
| 1355 | if (index != -1) { |
| 1356 | mNotifyList.remove(index); |
| 1357 | if (mNotifyList.isEmpty()) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1358 | turnOffMasterTetherSettings(); // transitions appropriately |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1359 | } |
| 1360 | } |
| 1361 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1362 | case CMD_UPSTREAM_CHANGED: |
Robert Greenwalt | 05d8936 | 2011-01-23 16:04:05 -0800 | [diff] [blame] | 1363 | // need to try DUN immediately if Wifi goes down |
| 1364 | mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1365 | chooseUpstreamType(mTryCell); |
| 1366 | mTryCell = !mTryCell; |
| 1367 | break; |
| 1368 | case CMD_CELL_CONNECTION_RENEW: |
| 1369 | // make sure we're still using a requested connection - may have found |
| 1370 | // wifi or something since then. |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1371 | if (mCurrentConnectionSequence == message.arg1) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1372 | if (DEBUG) { |
| 1373 | Log.d(TAG, "renewing mobile connection - requeuing for another " + |
| 1374 | CELL_CONNECTION_RENEW_MS + "ms"); |
| 1375 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1376 | mMobileReserved = false; // need to renew it |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1377 | turnOnMobileConnection(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1378 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1379 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1380 | case CMD_RETRY_UPSTREAM: |
| 1381 | chooseUpstreamType(mTryCell); |
| 1382 | mTryCell = !mTryCell; |
| 1383 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1384 | default: |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1385 | retValue = false; |
| 1386 | break; |
| 1387 | } |
| 1388 | return retValue; |
| 1389 | } |
| 1390 | } |
| 1391 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1392 | class ErrorState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1393 | int mErrorNotification; |
| 1394 | @Override |
| 1395 | public boolean processMessage(Message message) { |
| 1396 | boolean retValue = true; |
| 1397 | switch (message.what) { |
| 1398 | case CMD_TETHER_MODE_REQUESTED: |
| 1399 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1400 | who.sendMessage(mErrorNotification); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1401 | break; |
| 1402 | default: |
| 1403 | retValue = false; |
| 1404 | } |
| 1405 | return retValue; |
| 1406 | } |
| 1407 | void notify(int msgType) { |
| 1408 | mErrorNotification = msgType; |
| 1409 | for (Object o : mNotifyList) { |
| 1410 | TetherInterfaceSM sm = (TetherInterfaceSM)o; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1411 | sm.sendMessage(msgType); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1412 | } |
| 1413 | } |
| 1414 | |
| 1415 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1416 | class SetIpForwardingEnabledErrorState extends ErrorState { |
| 1417 | @Override |
| 1418 | public void enter() { |
| 1419 | Log.e(TAG, "Error in setIpForwardingEnabled"); |
| 1420 | notify(TetherInterfaceSM.CMD_IP_FORWARDING_ENABLE_ERROR); |
| 1421 | } |
| 1422 | } |
| 1423 | |
| 1424 | class SetIpForwardingDisabledErrorState extends ErrorState { |
| 1425 | @Override |
| 1426 | public void enter() { |
| 1427 | Log.e(TAG, "Error in setIpForwardingDisabled"); |
| 1428 | notify(TetherInterfaceSM.CMD_IP_FORWARDING_DISABLE_ERROR); |
| 1429 | } |
| 1430 | } |
| 1431 | |
| 1432 | class StartTetheringErrorState extends ErrorState { |
| 1433 | @Override |
| 1434 | public void enter() { |
| 1435 | Log.e(TAG, "Error in startTethering"); |
| 1436 | notify(TetherInterfaceSM.CMD_START_TETHERING_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1437 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1438 | mNMService.setIpForwardingEnabled(false); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1439 | } catch (Exception e) {} |
| 1440 | } |
| 1441 | } |
| 1442 | |
| 1443 | class StopTetheringErrorState extends ErrorState { |
| 1444 | @Override |
| 1445 | public void enter() { |
| 1446 | Log.e(TAG, "Error in stopTethering"); |
| 1447 | notify(TetherInterfaceSM.CMD_STOP_TETHERING_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1448 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1449 | mNMService.setIpForwardingEnabled(false); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1450 | } catch (Exception e) {} |
| 1451 | } |
| 1452 | } |
| 1453 | |
| 1454 | class SetDnsForwardersErrorState extends ErrorState { |
| 1455 | @Override |
| 1456 | public void enter() { |
| 1457 | Log.e(TAG, "Error in setDnsForwarders"); |
| 1458 | notify(TetherInterfaceSM.CMD_SET_DNS_FORWARDERS_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1459 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1460 | mNMService.stopTethering(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1461 | } catch (Exception e) {} |
| 1462 | try { |
Chia-chi Yeh | c933830 | 2011-05-11 16:35:13 -0700 | [diff] [blame] | 1463 | mNMService.setIpForwardingEnabled(false); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1464 | } catch (Exception e) {} |
| 1465 | } |
| 1466 | } |
| 1467 | } |
| 1468 | |
| 1469 | public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 1470 | if (mContext.checkCallingOrSelfPermission( |
| 1471 | android.Manifest.permission.DUMP) != PackageManager.PERMISSION_GRANTED) { |
| 1472 | pw.println("Permission Denial: can't dump ConnectivityService.Tether " + |
| 1473 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1474 | Binder.getCallingUid()); |
| 1475 | return; |
| 1476 | } |
| 1477 | |
| 1478 | pw.println(); |
| 1479 | pw.println("Tether state:"); |
| 1480 | synchronized (mIfaces) { |
| 1481 | for (Object o : mIfaces.values()) { |
| 1482 | pw.println(" "+o.toString()); |
| 1483 | } |
| 1484 | } |
| 1485 | pw.println(); |
| 1486 | return; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1487 | } |
| 1488 | } |