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 | |
Robert Greenwalt | 7eae250 | 2010-04-20 15:51:20 -0700 | [diff] [blame] | 87 | private Looper mLooper; |
| 88 | private HandlerThread mThread; |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 89 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 90 | private HashMap<String, TetherInterfaceSM> mIfaces; // all tethered/tetherable ifaces |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 91 | |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 92 | private BroadcastReceiver mStateReceiver; |
| 93 | |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 94 | private static final String USB_NEAR_IFACE_ADDR = "192.168.42.129"; |
Robert Greenwalt | b979f79 | 2011-02-11 17:01:02 -0800 | [diff] [blame] | 95 | private static final int USB_PREFIX_LENGTH = 24; |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 96 | |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 97 | // USB is 192.168.42.1 and 255.255.255.0 |
| 98 | // Wifi is 192.168.43.1 and 255.255.255.0 |
| 99 | // BT is limited to max default of 5 connections. 192.168.44.1 to 192.168.48.1 |
| 100 | // with 255.255.255.0 |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 101 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 102 | private String[] mDhcpRange; |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 103 | private static final String DHCP_DEFAULT_RANGE1_START = "192.168.42.2"; |
| 104 | private static final String DHCP_DEFAULT_RANGE1_STOP = "192.168.42.254"; |
| 105 | private static final String DHCP_DEFAULT_RANGE2_START = "192.168.43.2"; |
| 106 | private static final String DHCP_DEFAULT_RANGE2_STOP = "192.168.43.254"; |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 107 | private static final String DHCP_DEFAULT_RANGE3_START = "192.168.44.2"; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 108 | private static final String DHCP_DEFAULT_RANGE3_STOP = "192.168.44.254"; |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 109 | private static final String DHCP_DEFAULT_RANGE4_START = "192.168.45.2"; |
| 110 | private static final String DHCP_DEFAULT_RANGE4_STOP = "192.168.45.254"; |
| 111 | private static final String DHCP_DEFAULT_RANGE5_START = "192.168.46.2"; |
| 112 | private static final String DHCP_DEFAULT_RANGE5_STOP = "192.168.46.254"; |
| 113 | private static final String DHCP_DEFAULT_RANGE6_START = "192.168.47.2"; |
| 114 | private static final String DHCP_DEFAULT_RANGE6_STOP = "192.168.47.254"; |
| 115 | private static final String DHCP_DEFAULT_RANGE7_START = "192.168.48.2"; |
| 116 | private static final String DHCP_DEFAULT_RANGE7_STOP = "192.168.48.254"; |
| 117 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 118 | |
| 119 | private String[] mDnsServers; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 120 | private static final String DNS_DEFAULT_SERVER1 = "8.8.8.8"; |
Robert Greenwalt | df255c2 | 2010-10-07 15:32:08 -0700 | [diff] [blame] | 121 | private static final String DNS_DEFAULT_SERVER2 = "8.8.4.4"; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 122 | |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 123 | // 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] | 124 | private boolean mDunRequired; // configuration info - must use DUN apn on 3g |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 125 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 126 | private StateMachine mTetherMasterSM; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 127 | |
| 128 | private Notification mTetheredNotification; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 129 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 130 | // whether we can tether is the && of these two - they come in as separate |
| 131 | // broadcasts so track them so we can decide what to do when either changes |
| 132 | private boolean mUsbMassStorageOff; // track the status of USB Mass Storage |
| 133 | private boolean mUsbConnected; // track the status of USB connection |
| 134 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 135 | public Tethering(Context context, Looper looper) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 136 | mContext = context; |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 137 | mLooper = looper; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 138 | |
| 139 | // register for notifications from NetworkManagement Service |
| 140 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 141 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
| 142 | try { |
| 143 | service.registerObserver(this); |
| 144 | } catch (RemoteException e) { |
| 145 | Log.e(TAG, "Error registering observer :" + e); |
| 146 | } |
| 147 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 148 | mIfaces = new HashMap<String, TetherInterfaceSM>(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 149 | |
Robert Greenwalt | 7eae250 | 2010-04-20 15:51:20 -0700 | [diff] [blame] | 150 | // make our own thread so we don't anr the system |
| 151 | mThread = new HandlerThread("Tethering"); |
| 152 | mThread.start(); |
| 153 | mLooper = mThread.getLooper(); |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 154 | mTetherMasterSM = new TetherMasterSM("TetherMaster", mLooper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 155 | mTetherMasterSM.start(); |
| 156 | |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 157 | mStateReceiver = new StateReceiver(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 158 | IntentFilter filter = new IntentFilter(); |
Mike Lockwood | 770126a | 2010-12-09 22:30:37 -0800 | [diff] [blame] | 159 | filter.addAction(UsbManager.ACTION_USB_STATE); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 160 | filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 161 | filter.addAction(Intent.ACTION_BOOT_COMPLETED); |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 162 | mContext.registerReceiver(mStateReceiver, filter); |
| 163 | |
| 164 | filter = new IntentFilter(); |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 165 | filter.addAction(Intent.ACTION_MEDIA_SHARED); |
| 166 | filter.addAction(Intent.ACTION_MEDIA_UNSHARED); |
Robert Greenwalt | bb51d9f | 2010-03-12 10:23:35 -0800 | [diff] [blame] | 167 | filter.addDataScheme("file"); |
| 168 | mContext.registerReceiver(mStateReceiver, filter); |
| 169 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 170 | mUsbMassStorageOff = !Environment.MEDIA_SHARED.equals( |
| 171 | Environment.getExternalStorageState()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 172 | |
| 173 | mDhcpRange = context.getResources().getStringArray( |
| 174 | com.android.internal.R.array.config_tether_dhcp_range); |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 175 | if ((mDhcpRange.length == 0) || (mDhcpRange.length % 2 ==1)) { |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 176 | mDhcpRange = new String[14]; |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 177 | mDhcpRange[0] = DHCP_DEFAULT_RANGE1_START; |
| 178 | mDhcpRange[1] = DHCP_DEFAULT_RANGE1_STOP; |
| 179 | mDhcpRange[2] = DHCP_DEFAULT_RANGE2_START; |
| 180 | mDhcpRange[3] = DHCP_DEFAULT_RANGE2_STOP; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 181 | mDhcpRange[4] = DHCP_DEFAULT_RANGE3_START; |
| 182 | mDhcpRange[5] = DHCP_DEFAULT_RANGE3_STOP; |
Jaikumar Ganesh | 707952e | 2010-09-13 19:04:54 -0700 | [diff] [blame] | 183 | mDhcpRange[6] = DHCP_DEFAULT_RANGE4_START; |
| 184 | mDhcpRange[7] = DHCP_DEFAULT_RANGE4_STOP; |
| 185 | mDhcpRange[8] = DHCP_DEFAULT_RANGE5_START; |
| 186 | mDhcpRange[9] = DHCP_DEFAULT_RANGE5_STOP; |
| 187 | mDhcpRange[10] = DHCP_DEFAULT_RANGE6_START; |
| 188 | mDhcpRange[11] = DHCP_DEFAULT_RANGE6_STOP; |
| 189 | mDhcpRange[12] = DHCP_DEFAULT_RANGE7_START; |
| 190 | mDhcpRange[13] = DHCP_DEFAULT_RANGE7_STOP; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 191 | } |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 192 | mDunRequired = false; // resample when we turn on |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 193 | |
| 194 | mTetherableUsbRegexs = context.getResources().getStringArray( |
| 195 | com.android.internal.R.array.config_tether_usb_regexs); |
| 196 | mTetherableWifiRegexs = context.getResources().getStringArray( |
| 197 | com.android.internal.R.array.config_tether_wifi_regexs); |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 198 | mTetherableBluetoothRegexs = context.getResources().getStringArray( |
| 199 | com.android.internal.R.array.config_tether_bluetooth_regexs); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 200 | mUpstreamIfaceRegexs = context.getResources().getStringArray( |
| 201 | com.android.internal.R.array.config_tether_upstream_regexs); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 202 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 203 | // TODO - remove and rely on real notifications of the current iface |
| 204 | mDnsServers = new String[2]; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 205 | mDnsServers[0] = DNS_DEFAULT_SERVER1; |
| 206 | mDnsServers[1] = DNS_DEFAULT_SERVER2; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 207 | } |
| 208 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 209 | public void interfaceLinkStatusChanged(String iface, boolean link) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 210 | if (DEBUG) Log.d(TAG, "interfaceLinkStatusChanged " + iface + ", " + link); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 211 | boolean found = false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 212 | boolean usb = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 213 | if (isWifi(iface)) { |
| 214 | found = true; |
| 215 | } else if (isUsb(iface)) { |
| 216 | found = true; |
| 217 | usb = true; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 218 | } else if (isBluetooth(iface)) { |
| 219 | found = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 220 | } |
| 221 | if (found == false) return; |
| 222 | |
| 223 | synchronized (mIfaces) { |
| 224 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 225 | if (link) { |
| 226 | if (sm == null) { |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 227 | sm = new TetherInterfaceSM(iface, mLooper, usb); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 228 | mIfaces.put(iface, sm); |
| 229 | sm.start(); |
| 230 | } |
| 231 | } else { |
| 232 | if (sm != null) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 233 | sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 234 | mIfaces.remove(iface); |
| 235 | } |
| 236 | } |
| 237 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 238 | } |
| 239 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 240 | private boolean isUsb(String iface) { |
| 241 | for (String regex : mTetherableUsbRegexs) { |
| 242 | if (iface.matches(regex)) return true; |
| 243 | } |
| 244 | return false; |
| 245 | } |
| 246 | |
| 247 | public boolean isWifi(String iface) { |
| 248 | for (String regex : mTetherableWifiRegexs) { |
| 249 | if (iface.matches(regex)) return true; |
| 250 | } |
| 251 | return false; |
| 252 | } |
| 253 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 254 | public boolean isBluetooth(String iface) { |
| 255 | for (String regex : mTetherableBluetoothRegexs) { |
| 256 | if (iface.matches(regex)) return true; |
| 257 | } |
| 258 | return false; |
| 259 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 260 | public void interfaceAdded(String iface) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 261 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 262 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 263 | boolean found = false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 264 | boolean usb = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 265 | if (isWifi(iface)) { |
| 266 | found = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 267 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 268 | if (isUsb(iface)) { |
| 269 | found = true; |
| 270 | usb = true; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 271 | } |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 272 | if (isBluetooth(iface)) { |
| 273 | found = true; |
| 274 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 275 | if (found == false) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 276 | if (DEBUG) Log.d(TAG, iface + " is not a tetherable iface, ignoring"); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 277 | return; |
| 278 | } |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 279 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 280 | synchronized (mIfaces) { |
| 281 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 282 | if (sm != null) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 283 | if (DEBUG) Log.d(TAG, "active iface (" + iface + ") reported as added, ignoring"); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 284 | return; |
| 285 | } |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 286 | sm = new TetherInterfaceSM(iface, mLooper, usb); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 287 | mIfaces.put(iface, sm); |
| 288 | sm.start(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 289 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 290 | if (DEBUG) Log.d(TAG, "interfaceAdded :" + iface); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 291 | } |
| 292 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 293 | public void interfaceRemoved(String iface) { |
| 294 | synchronized (mIfaces) { |
| 295 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 296 | if (sm == null) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 297 | if (DEBUG) { |
| 298 | Log.e(TAG, "attempting to remove unknown iface (" + iface + "), ignoring"); |
| 299 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 300 | return; |
| 301 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 302 | sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 303 | mIfaces.remove(iface); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 304 | } |
| 305 | } |
| 306 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 307 | public int tether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 308 | Log.d(TAG, "Tethering " + iface); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 309 | TetherInterfaceSM sm = null; |
| 310 | synchronized (mIfaces) { |
| 311 | sm = mIfaces.get(iface); |
| 312 | } |
| 313 | if (sm == null) { |
| 314 | Log.e(TAG, "Tried to Tether an unknown iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 315 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 316 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 317 | if (!sm.isAvailable() && !sm.isErrored()) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 318 | Log.e(TAG, "Tried to Tether an unavailable iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 319 | return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 320 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 321 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_REQUESTED); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 322 | return ConnectivityManager.TETHER_ERROR_NO_ERROR; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 323 | } |
| 324 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 325 | public int untether(String iface) { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 326 | Log.d(TAG, "Untethering " + iface); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 327 | TetherInterfaceSM sm = null; |
| 328 | synchronized (mIfaces) { |
| 329 | sm = mIfaces.get(iface); |
| 330 | } |
| 331 | if (sm == null) { |
| 332 | Log.e(TAG, "Tried to Untether an unknown iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 333 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 334 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 335 | if (sm.isErrored()) { |
| 336 | Log.e(TAG, "Tried to Untethered an errored iface :" + iface + ", ignoring"); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 337 | return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 338 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 339 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_UNREQUESTED); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 340 | return ConnectivityManager.TETHER_ERROR_NO_ERROR; |
| 341 | } |
| 342 | |
| 343 | public int getLastTetherError(String iface) { |
| 344 | TetherInterfaceSM sm = null; |
| 345 | synchronized (mIfaces) { |
| 346 | sm = mIfaces.get(iface); |
| 347 | } |
| 348 | if (sm == null) { |
| 349 | Log.e(TAG, "Tried to getLastTetherError on an unknown iface :" + iface + ", ignoring"); |
| 350 | return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; |
| 351 | } |
| 352 | return sm.getLastError(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 353 | } |
| 354 | |
| 355 | private void sendTetherStateChangedBroadcast() { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 356 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 357 | IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); |
| 358 | try { |
| 359 | if (!service.isTetheringSupported()) return; |
| 360 | } catch (RemoteException e) { |
| 361 | return; |
| 362 | } |
| 363 | |
| 364 | ArrayList<String> availableList = new ArrayList<String>(); |
| 365 | ArrayList<String> activeList = new ArrayList<String>(); |
| 366 | ArrayList<String> erroredList = new ArrayList<String>(); |
| 367 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 368 | boolean wifiTethered = false; |
| 369 | boolean usbTethered = false; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 370 | boolean bluetoothTethered = false; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 371 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 372 | synchronized (mIfaces) { |
| 373 | Set ifaces = mIfaces.keySet(); |
| 374 | for (Object iface : ifaces) { |
| 375 | TetherInterfaceSM sm = mIfaces.get(iface); |
| 376 | if (sm != null) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 377 | if (sm.isErrored()) { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 378 | erroredList.add((String)iface); |
| 379 | } else if (sm.isAvailable()) { |
| 380 | availableList.add((String)iface); |
| 381 | } else if (sm.isTethered()) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 382 | if (isUsb((String)iface)) { |
| 383 | usbTethered = true; |
| 384 | } else if (isWifi((String)iface)) { |
| 385 | wifiTethered = true; |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 386 | } else if (isBluetooth((String)iface)) { |
| 387 | bluetoothTethered = true; |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 388 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 389 | activeList.add((String)iface); |
| 390 | } |
| 391 | } |
| 392 | } |
| 393 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 394 | Intent broadcast = new Intent(ConnectivityManager.ACTION_TETHER_STATE_CHANGED); |
| 395 | broadcast.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 396 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_AVAILABLE_TETHER, |
| 397 | availableList); |
| 398 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ACTIVE_TETHER, activeList); |
| 399 | broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ERRORED_TETHER, |
| 400 | erroredList); |
| 401 | mContext.sendStickyBroadcast(broadcast); |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 402 | if (DEBUG) { |
| 403 | Log.d(TAG, "sendTetherStateChangedBroadcast " + availableList.size() + ", " + |
| 404 | activeList.size() + ", " + erroredList.size()); |
| 405 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 406 | |
| 407 | if (usbTethered) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 408 | if (wifiTethered || bluetoothTethered) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 409 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); |
| 410 | } else { |
| 411 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_usb); |
| 412 | } |
| 413 | } else if (wifiTethered) { |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 414 | if (bluetoothTethered) { |
| 415 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); |
| 416 | } else { |
| 417 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_wifi); |
| 418 | } |
| 419 | } else if (bluetoothTethered) { |
| 420 | showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_bluetooth); |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 421 | } else { |
| 422 | clearTetheredNotification(); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | private void showTetheredNotification(int icon) { |
| 427 | NotificationManager notificationManager = |
| 428 | (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); |
| 429 | if (notificationManager == null) { |
| 430 | return; |
| 431 | } |
| 432 | |
Robert Greenwalt | db3fe9e | 2010-03-18 16:28:30 -0700 | [diff] [blame] | 433 | if (mTetheredNotification != null) { |
| 434 | if (mTetheredNotification.icon == icon) { |
| 435 | return; |
| 436 | } |
| 437 | notificationManager.cancel(mTetheredNotification.icon); |
| 438 | } |
| 439 | |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 440 | Intent intent = new Intent(); |
| 441 | intent.setClassName("com.android.settings", "com.android.settings.TetherSettings"); |
| 442 | intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); |
| 443 | |
| 444 | PendingIntent pi = PendingIntent.getActivity(mContext, 0, intent, 0); |
| 445 | |
| 446 | Resources r = Resources.getSystem(); |
| 447 | CharSequence title = r.getText(com.android.internal.R.string.tethered_notification_title); |
| 448 | CharSequence message = r.getText(com.android.internal.R.string. |
| 449 | tethered_notification_message); |
| 450 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 451 | if (mTetheredNotification == null) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 452 | mTetheredNotification = new Notification(); |
| 453 | mTetheredNotification.when = 0; |
| 454 | } |
| 455 | mTetheredNotification.icon = icon; |
| 456 | mTetheredNotification.defaults &= ~Notification.DEFAULT_SOUND; |
| 457 | mTetheredNotification.flags = Notification.FLAG_ONGOING_EVENT; |
| 458 | mTetheredNotification.tickerText = title; |
| 459 | mTetheredNotification.setLatestEventInfo(mContext, title, message, pi); |
| 460 | |
| 461 | notificationManager.notify(mTetheredNotification.icon, mTetheredNotification); |
| 462 | } |
| 463 | |
| 464 | private void clearTetheredNotification() { |
| 465 | NotificationManager notificationManager = |
| 466 | (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); |
| 467 | if (notificationManager != null && mTetheredNotification != null) { |
| 468 | notificationManager.cancel(mTetheredNotification.icon); |
| 469 | mTetheredNotification = null; |
| 470 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 471 | } |
| 472 | |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 473 | private void updateUsbStatus() { |
| 474 | boolean enable = mUsbConnected && mUsbMassStorageOff; |
| 475 | |
| 476 | if (mBooted) { |
| 477 | enableUsbIfaces(enable); |
| 478 | } |
| 479 | } |
| 480 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 481 | private class StateReceiver extends BroadcastReceiver { |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 482 | public void onReceive(Context content, Intent intent) { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 483 | String action = intent.getAction(); |
Mike Lockwood | 770126a | 2010-12-09 22:30:37 -0800 | [diff] [blame] | 484 | if (action.equals(UsbManager.ACTION_USB_STATE)) { |
Mike Lockwood | b92df0f | 2010-12-10 16:19:32 -0800 | [diff] [blame] | 485 | mUsbConnected = intent.getExtras().getBoolean(UsbManager.USB_CONNECTED); |
| 486 | updateUsbStatus(); |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 487 | } else if (action.equals(Intent.ACTION_MEDIA_SHARED)) { |
| 488 | mUsbMassStorageOff = false; |
| 489 | updateUsbStatus(); |
| 490 | } |
| 491 | else if (action.equals(Intent.ACTION_MEDIA_UNSHARED)) { |
| 492 | mUsbMassStorageOff = true; |
| 493 | updateUsbStatus(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 494 | } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 495 | if (DEBUG) Log.d(TAG, "Tethering got CONNECTIVITY_ACTION"); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 496 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_UPSTREAM_CHANGED); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 497 | } else if (action.equals(Intent.ACTION_BOOT_COMPLETED)) { |
| 498 | mBooted = true; |
Robert Greenwalt | 030f5e1 | 2010-03-10 16:41:03 -0800 | [diff] [blame] | 499 | updateUsbStatus(); |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 500 | } |
| 501 | } |
| 502 | } |
| 503 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 504 | // used on cable insert/remove |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 505 | private void enableUsbIfaces(boolean enable) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 506 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 507 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
| 508 | String[] ifaces = new String[0]; |
| 509 | try { |
| 510 | ifaces = service.listInterfaces(); |
| 511 | } catch (Exception e) { |
| 512 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 513 | return; |
| 514 | } |
| 515 | for (String iface : ifaces) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 516 | if (isUsb(iface)) { |
| 517 | if (enable) { |
| 518 | interfaceAdded(iface); |
| 519 | } else { |
| 520 | interfaceRemoved(iface); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 521 | } |
| 522 | } |
| 523 | } |
| 524 | } |
| 525 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 526 | // toggled when we enter/leave the fully tethered state |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 527 | private boolean enableUsbRndis(boolean enabled) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 528 | if (DEBUG) Log.d(TAG, "enableUsbRndis(" + enabled + ")"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 529 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 530 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
| 531 | |
| 532 | try { |
| 533 | if (enabled) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 534 | synchronized (this) { |
| 535 | if (!service.isUsbRNDISStarted()) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 536 | service.startUsbRNDIS(); |
| 537 | } |
| 538 | } |
| 539 | } else { |
| 540 | if (service.isUsbRNDISStarted()) { |
| 541 | service.stopUsbRNDIS(); |
| 542 | } |
| 543 | } |
| 544 | } catch (Exception e) { |
| 545 | Log.e(TAG, "Error toggling usb RNDIS :" + e); |
| 546 | return false; |
| 547 | } |
| 548 | return true; |
| 549 | } |
| 550 | |
| 551 | // configured when we start tethering and unconfig'd on error or conclusion |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 552 | private boolean configureUsbIface(boolean enabled) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 553 | if (DEBUG) Log.d(TAG, "configureUsbIface(" + enabled + ")"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 554 | |
| 555 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 556 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
| 557 | |
| 558 | // bring toggle the interfaces |
| 559 | String[] ifaces = new String[0]; |
| 560 | try { |
| 561 | ifaces = service.listInterfaces(); |
| 562 | } catch (Exception e) { |
| 563 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 564 | return false; |
| 565 | } |
| 566 | for (String iface : ifaces) { |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 567 | if (isUsb(iface)) { |
| 568 | InterfaceConfiguration ifcg = null; |
| 569 | try { |
| 570 | ifcg = service.getInterfaceConfig(iface); |
| 571 | if (ifcg != null) { |
Robert Greenwalt | e590373 | 2011-02-22 16:00:42 -0800 | [diff] [blame] | 572 | InetAddress addr = NetworkUtils.numericToInetAddress(USB_NEAR_IFACE_ADDR); |
Robert Greenwalt | b979f79 | 2011-02-11 17:01:02 -0800 | [diff] [blame] | 573 | ifcg.addr = new LinkAddress(addr, USB_PREFIX_LENGTH); |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 574 | if (enabled) { |
| 575 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("down", "up"); |
| 576 | } else { |
| 577 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("up", "down"); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 578 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 579 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace("running", ""); |
| 580 | ifcg.interfaceFlags = ifcg.interfaceFlags.replace(" "," "); |
| 581 | service.setInterfaceConfig(iface, ifcg); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 582 | } |
Robert Greenwalt | a599fe7c | 2010-03-08 18:30:14 -0800 | [diff] [blame] | 583 | } catch (Exception e) { |
| 584 | Log.e(TAG, "Error configuring interface " + iface + ", :" + e); |
| 585 | return false; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 586 | } |
| 587 | } |
| 588 | } |
| 589 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 590 | return true; |
| 591 | } |
| 592 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 593 | public String[] getTetherableUsbRegexs() { |
| 594 | return mTetherableUsbRegexs; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 595 | } |
| 596 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 597 | public String[] getTetherableWifiRegexs() { |
| 598 | return mTetherableWifiRegexs; |
| 599 | } |
| 600 | |
Danica Chang | 6fdd0c6 | 2010-08-11 14:54:43 -0700 | [diff] [blame] | 601 | public String[] getTetherableBluetoothRegexs() { |
| 602 | return mTetherableBluetoothRegexs; |
| 603 | } |
| 604 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 605 | public String[] getUpstreamIfaceRegexs() { |
| 606 | return mUpstreamIfaceRegexs; |
| 607 | } |
| 608 | |
| 609 | public boolean isDunRequired() { |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 610 | boolean defaultVal = mContext.getResources().getBoolean( |
| 611 | com.android.internal.R.bool.config_tether_dun_required); |
| 612 | boolean result = (Settings.Secure.getInt(mContext.getContentResolver(), |
| 613 | Settings.Secure.TETHER_DUN_REQUIRED, (defaultVal ? 1 : 0)) == 1); |
| 614 | return result; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 615 | } |
| 616 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 617 | public String[] getTetheredIfaces() { |
| 618 | ArrayList<String> list = new ArrayList<String>(); |
| 619 | synchronized (mIfaces) { |
| 620 | Set keys = mIfaces.keySet(); |
| 621 | for (Object key : keys) { |
| 622 | TetherInterfaceSM sm = mIfaces.get(key); |
| 623 | if (sm.isTethered()) { |
| 624 | list.add((String)key); |
| 625 | } |
| 626 | } |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 627 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 628 | String[] retVal = new String[list.size()]; |
| 629 | for (int i=0; i < list.size(); i++) { |
| 630 | retVal[i] = list.get(i); |
| 631 | } |
| 632 | return retVal; |
| 633 | } |
| 634 | |
| 635 | public String[] getTetherableIfaces() { |
| 636 | ArrayList<String> list = new ArrayList<String>(); |
| 637 | synchronized (mIfaces) { |
| 638 | Set keys = mIfaces.keySet(); |
| 639 | for (Object key : keys) { |
| 640 | TetherInterfaceSM sm = mIfaces.get(key); |
| 641 | if (sm.isAvailable()) { |
| 642 | list.add((String)key); |
| 643 | } |
| 644 | } |
| 645 | } |
| 646 | String[] retVal = new String[list.size()]; |
| 647 | for (int i=0; i < list.size(); i++) { |
| 648 | retVal[i] = list.get(i); |
| 649 | } |
| 650 | return retVal; |
| 651 | } |
| 652 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 653 | public String[] getErroredIfaces() { |
| 654 | ArrayList<String> list = new ArrayList<String>(); |
| 655 | synchronized (mIfaces) { |
| 656 | Set keys = mIfaces.keySet(); |
| 657 | for (Object key : keys) { |
| 658 | TetherInterfaceSM sm = mIfaces.get(key); |
| 659 | if (sm.isErrored()) { |
| 660 | list.add((String)key); |
| 661 | } |
| 662 | } |
| 663 | } |
| 664 | String[] retVal = new String[list.size()]; |
| 665 | for (int i= 0; i< list.size(); i++) { |
| 666 | retVal[i] = list.get(i); |
| 667 | } |
| 668 | return retVal; |
| 669 | } |
| 670 | |
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 | class TetherInterfaceSM extends StateMachine { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 673 | // notification from the master SM that it's not in tether mode |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 674 | static final int CMD_TETHER_MODE_DEAD = 1; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 675 | // request from the user that it wants to tether |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 676 | static final int CMD_TETHER_REQUESTED = 2; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 677 | // request from the user that it wants to untether |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 678 | static final int CMD_TETHER_UNREQUESTED = 3; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 679 | // notification that this interface is down |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 680 | static final int CMD_INTERFACE_DOWN = 4; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 681 | // notification that this interface is up |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 682 | static final int CMD_INTERFACE_UP = 5; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 683 | // 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] | 684 | static final int CMD_CELL_DUN_ERROR = 6; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 685 | // notification from the master SM that it had trouble enabling IP Forwarding |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 686 | static final int CMD_IP_FORWARDING_ENABLE_ERROR = 7; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 687 | // notification from the master SM that it had trouble disabling IP Forwarding |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 688 | static final int CMD_IP_FORWARDING_DISABLE_ERROR = 8; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 689 | // notification from the master SM that it had trouble staring tethering |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 690 | static final int CMD_START_TETHERING_ERROR = 9; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 691 | // notification from the master SM that it had trouble stopping tethering |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 692 | static final int CMD_STOP_TETHERING_ERROR = 10; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 693 | // 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] | 694 | static final int CMD_SET_DNS_FORWARDERS_ERROR = 11; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 695 | // the upstream connection has changed |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 696 | static final int CMD_TETHER_CONNECTION_CHANGED = 12; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 697 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 698 | private State mDefaultState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 699 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 700 | private State mInitialState; |
| 701 | private State mStartingState; |
| 702 | private State mTetheredState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 703 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 704 | private State mUnavailableState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 705 | |
| 706 | private boolean mAvailable; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 707 | private boolean mTethered; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 708 | int mLastError; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 709 | |
| 710 | String mIfaceName; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 711 | String mMyUpstreamIfaceName; // may change over time |
| 712 | |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 713 | boolean mUsb; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 714 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 715 | TetherInterfaceSM(String name, Looper looper, boolean usb) { |
| 716 | super(name, looper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 717 | mIfaceName = name; |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 718 | mUsb = usb; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 719 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 720 | |
| 721 | mInitialState = new InitialState(); |
| 722 | addState(mInitialState); |
| 723 | mStartingState = new StartingState(); |
| 724 | addState(mStartingState); |
| 725 | mTetheredState = new TetheredState(); |
| 726 | addState(mTetheredState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 727 | mUnavailableState = new UnavailableState(); |
| 728 | addState(mUnavailableState); |
| 729 | |
| 730 | setInitialState(mInitialState); |
| 731 | } |
| 732 | |
| 733 | public String toString() { |
| 734 | String res = new String(); |
| 735 | res += mIfaceName + " - "; |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 736 | IState current = getCurrentState(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 737 | if (current == mInitialState) res += "InitialState"; |
| 738 | if (current == mStartingState) res += "StartingState"; |
| 739 | if (current == mTetheredState) res += "TetheredState"; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 740 | if (current == mUnavailableState) res += "UnavailableState"; |
| 741 | if (mAvailable) res += " - Available"; |
| 742 | if (mTethered) res += " - Tethered"; |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 743 | res += " - lastError =" + mLastError; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 744 | return res; |
| 745 | } |
| 746 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 747 | public synchronized int getLastError() { |
| 748 | return mLastError; |
| 749 | } |
| 750 | |
| 751 | private synchronized void setLastError(int error) { |
| 752 | mLastError = error; |
| 753 | |
| 754 | if (isErrored()) { |
| 755 | if (mUsb) { |
| 756 | // note everything's been unwound by this point so nothing to do on |
| 757 | // further error.. |
| 758 | Tethering.this.configureUsbIface(false); |
| 759 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 760 | } |
| 761 | } |
| 762 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 763 | // synchronized between this getter and the following setter |
| 764 | public synchronized boolean isAvailable() { |
| 765 | return mAvailable; |
| 766 | } |
| 767 | |
| 768 | private synchronized void setAvailable(boolean available) { |
| 769 | mAvailable = available; |
| 770 | } |
| 771 | |
| 772 | // synchronized between this getter and the following setter |
| 773 | public synchronized boolean isTethered() { |
| 774 | return mTethered; |
| 775 | } |
| 776 | |
| 777 | private synchronized void setTethered(boolean tethered) { |
| 778 | mTethered = tethered; |
| 779 | } |
| 780 | |
| 781 | // synchronized between this getter and the following setter |
| 782 | public synchronized boolean isErrored() { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 783 | return (mLastError != ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 784 | } |
| 785 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 786 | class InitialState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 787 | @Override |
| 788 | public void enter() { |
| 789 | setAvailable(true); |
| 790 | setTethered(false); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 791 | sendTetherStateChangedBroadcast(); |
| 792 | } |
| 793 | |
| 794 | @Override |
| 795 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 796 | if (DEBUG) Log.d(TAG, "InitialState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 797 | boolean retValue = true; |
| 798 | switch (message.what) { |
| 799 | case CMD_TETHER_REQUESTED: |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 800 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 801 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_REQUESTED, |
| 802 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 803 | transitionTo(mStartingState); |
| 804 | break; |
| 805 | case CMD_INTERFACE_DOWN: |
| 806 | transitionTo(mUnavailableState); |
| 807 | break; |
| 808 | default: |
| 809 | retValue = false; |
| 810 | break; |
| 811 | } |
| 812 | return retValue; |
| 813 | } |
| 814 | } |
| 815 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 816 | class StartingState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 817 | @Override |
| 818 | public void enter() { |
| 819 | setAvailable(false); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 820 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 821 | if (!Tethering.this.configureUsbIface(true)) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 822 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 823 | TetherInterfaceSM.this); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 824 | setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
| 825 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 826 | transitionTo(mInitialState); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 827 | return; |
| 828 | } |
| 829 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 830 | sendTetherStateChangedBroadcast(); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 831 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 832 | // Skipping StartingState |
| 833 | transitionTo(mTetheredState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 834 | } |
| 835 | @Override |
| 836 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 837 | if (DEBUG) Log.d(TAG, "StartingState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 838 | boolean retValue = true; |
| 839 | switch (message.what) { |
| 840 | // maybe a parent class? |
| 841 | case CMD_TETHER_UNREQUESTED: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 842 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 843 | TetherInterfaceSM.this); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 844 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 845 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 846 | setLastErrorAndTransitionToInitialState( |
| 847 | ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 848 | break; |
| 849 | } |
| 850 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 851 | transitionTo(mInitialState); |
| 852 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 853 | case CMD_CELL_DUN_ERROR: |
| 854 | case CMD_IP_FORWARDING_ENABLE_ERROR: |
| 855 | case CMD_IP_FORWARDING_DISABLE_ERROR: |
| 856 | case CMD_START_TETHERING_ERROR: |
| 857 | case CMD_STOP_TETHERING_ERROR: |
| 858 | case CMD_SET_DNS_FORWARDERS_ERROR: |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 859 | setLastErrorAndTransitionToInitialState( |
| 860 | ConnectivityManager.TETHER_ERROR_MASTER_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 861 | break; |
| 862 | case CMD_INTERFACE_DOWN: |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 863 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 864 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 865 | transitionTo(mUnavailableState); |
| 866 | break; |
| 867 | default: |
| 868 | retValue = false; |
| 869 | } |
| 870 | return retValue; |
| 871 | } |
| 872 | } |
| 873 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 874 | class TetheredState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 875 | @Override |
| 876 | public void enter() { |
| 877 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 878 | INetworkManagementService service = |
| 879 | INetworkManagementService.Stub.asInterface(b); |
| 880 | try { |
| 881 | service.tetherInterface(mIfaceName); |
| 882 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 883 | setLastError(ConnectivityManager.TETHER_ERROR_TETHER_IFACE_ERROR); |
| 884 | |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 885 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 886 | return; |
| 887 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 888 | if (mUsb) Tethering.this.enableUsbRndis(true); |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 889 | if (DEBUG) Log.d(TAG, "Tethered " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 890 | setAvailable(false); |
| 891 | setTethered(true); |
| 892 | sendTetherStateChangedBroadcast(); |
| 893 | } |
| 894 | @Override |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 895 | public void exit() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 896 | if (mUsb) Tethering.this.enableUsbRndis(false); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 897 | } |
| 898 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 899 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 900 | if (DEBUG) Log.d(TAG, "TetheredState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 901 | boolean retValue = true; |
| 902 | boolean error = false; |
| 903 | switch (message.what) { |
| 904 | case CMD_TETHER_UNREQUESTED: |
| 905 | case CMD_INTERFACE_DOWN: |
| 906 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 907 | INetworkManagementService service = |
| 908 | INetworkManagementService.Stub.asInterface(b); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 909 | if (mMyUpstreamIfaceName != null) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 910 | try { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 911 | service.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 912 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 913 | } catch (Exception e) { |
| 914 | try { |
| 915 | service.untetherInterface(mIfaceName); |
| 916 | } catch (Exception ee) {} |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 917 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 918 | setLastErrorAndTransitionToInitialState( |
| 919 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 920 | break; |
| 921 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 922 | } |
| 923 | try { |
| 924 | service.untetherInterface(mIfaceName); |
| 925 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 926 | setLastErrorAndTransitionToInitialState( |
| 927 | ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 928 | break; |
| 929 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 930 | mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, |
| 931 | TetherInterfaceSM.this); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 932 | if (message.what == CMD_TETHER_UNREQUESTED) { |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 933 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 934 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 935 | setLastError( |
| 936 | ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 937 | } |
| 938 | } |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 939 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 940 | } else if (message.what == CMD_INTERFACE_DOWN) { |
| 941 | transitionTo(mUnavailableState); |
| 942 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 943 | if (DEBUG) Log.d(TAG, "Untethered " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 944 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 945 | case CMD_TETHER_CONNECTION_CHANGED: |
| 946 | String newUpstreamIfaceName = (String)(message.obj); |
| 947 | b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 948 | service = INetworkManagementService.Stub.asInterface(b); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 949 | if ((mMyUpstreamIfaceName == null && newUpstreamIfaceName == null) || |
| 950 | (mMyUpstreamIfaceName != null && |
| 951 | mMyUpstreamIfaceName.equals(newUpstreamIfaceName))) { |
| 952 | if (DEBUG) Log.d(TAG, "Connection changed noop - dropping"); |
| 953 | break; |
| 954 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 955 | if (mMyUpstreamIfaceName != null) { |
| 956 | try { |
| 957 | service.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 958 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 959 | } catch (Exception e) { |
| 960 | try { |
| 961 | service.untetherInterface(mIfaceName); |
| 962 | } catch (Exception ee) {} |
| 963 | |
| 964 | setLastErrorAndTransitionToInitialState( |
| 965 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 966 | break; |
| 967 | } |
| 968 | } |
| 969 | if (newUpstreamIfaceName != null) { |
| 970 | try { |
| 971 | service.enableNat(mIfaceName, newUpstreamIfaceName); |
| 972 | } catch (Exception e) { |
| 973 | try { |
| 974 | service.untetherInterface(mIfaceName); |
| 975 | } catch (Exception ee) {} |
| 976 | |
| 977 | setLastError(ConnectivityManager.TETHER_ERROR_ENABLE_NAT_ERROR); |
| 978 | transitionTo(mInitialState); |
| 979 | return true; |
| 980 | } |
| 981 | } |
| 982 | mMyUpstreamIfaceName = newUpstreamIfaceName; |
| 983 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 984 | case CMD_CELL_DUN_ERROR: |
| 985 | case CMD_IP_FORWARDING_ENABLE_ERROR: |
| 986 | case CMD_IP_FORWARDING_DISABLE_ERROR: |
| 987 | case CMD_START_TETHERING_ERROR: |
| 988 | case CMD_STOP_TETHERING_ERROR: |
| 989 | case CMD_SET_DNS_FORWARDERS_ERROR: |
| 990 | error = true; |
| 991 | // fall through |
| 992 | case CMD_TETHER_MODE_DEAD: |
| 993 | b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 994 | service = INetworkManagementService.Stub.asInterface(b); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 995 | if (mMyUpstreamIfaceName != null) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 996 | try { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 997 | service.disableNat(mIfaceName, mMyUpstreamIfaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 998 | mMyUpstreamIfaceName = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 999 | } catch (Exception e) { |
| 1000 | try { |
| 1001 | service.untetherInterface(mIfaceName); |
| 1002 | } catch (Exception ee) {} |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1003 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1004 | setLastErrorAndTransitionToInitialState( |
| 1005 | ConnectivityManager.TETHER_ERROR_DISABLE_NAT_ERROR); |
| 1006 | break; |
| 1007 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1008 | } |
| 1009 | try { |
| 1010 | service.untetherInterface(mIfaceName); |
| 1011 | } catch (Exception e) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1012 | setLastErrorAndTransitionToInitialState( |
| 1013 | ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1014 | break; |
| 1015 | } |
| 1016 | if (error) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1017 | setLastErrorAndTransitionToInitialState( |
| 1018 | ConnectivityManager.TETHER_ERROR_MASTER_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1019 | break; |
| 1020 | } |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1021 | if (DEBUG) Log.d(TAG, "Tether lost upstream connection " + mIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1022 | sendTetherStateChangedBroadcast(); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 1023 | if (mUsb) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1024 | if (!Tethering.this.configureUsbIface(false)) { |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1025 | setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); |
Robert Greenwalt | 65ae29b | 2010-02-18 11:25:54 -0800 | [diff] [blame] | 1026 | } |
| 1027 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1028 | transitionTo(mInitialState); |
| 1029 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1030 | default: |
| 1031 | retValue = false; |
| 1032 | break; |
| 1033 | } |
| 1034 | return retValue; |
| 1035 | } |
| 1036 | } |
| 1037 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1038 | class UnavailableState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1039 | @Override |
| 1040 | public void enter() { |
| 1041 | setAvailable(false); |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1042 | setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1043 | setTethered(false); |
| 1044 | sendTetherStateChangedBroadcast(); |
| 1045 | } |
| 1046 | @Override |
| 1047 | public boolean processMessage(Message message) { |
| 1048 | boolean retValue = true; |
| 1049 | switch (message.what) { |
| 1050 | case CMD_INTERFACE_UP: |
| 1051 | transitionTo(mInitialState); |
| 1052 | break; |
| 1053 | default: |
| 1054 | retValue = false; |
| 1055 | break; |
| 1056 | } |
| 1057 | return retValue; |
| 1058 | } |
| 1059 | } |
| 1060 | |
Robert Greenwalt | 5a73506 | 2010-03-02 17:25:02 -0800 | [diff] [blame] | 1061 | void setLastErrorAndTransitionToInitialState(int error) { |
| 1062 | setLastError(error); |
| 1063 | transitionTo(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1064 | } |
| 1065 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1066 | } |
| 1067 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1068 | class TetherMasterSM extends StateMachine { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1069 | // an interface SM has requested Tethering |
| 1070 | static final int CMD_TETHER_MODE_REQUESTED = 1; |
| 1071 | // an interface SM has unrequested Tethering |
| 1072 | static final int CMD_TETHER_MODE_UNREQUESTED = 2; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1073 | // upstream connection change - do the right thing |
| 1074 | static final int CMD_UPSTREAM_CHANGED = 3; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1075 | // we received notice that the cellular DUN connection is up |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1076 | static final int CMD_CELL_CONNECTION_RENEW = 4; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1077 | // 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] | 1078 | static final int CMD_RETRY_UPSTREAM = 5; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1079 | |
| 1080 | // This indicates what a timeout event relates to. A state that |
| 1081 | // sends itself a delayed timeout event and handles incoming timeout events |
| 1082 | // should inc this when it is entered and whenever it sends a new timeout event. |
| 1083 | // We do not flush the old ones. |
| 1084 | private int mSequenceNumber; |
| 1085 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1086 | private State mInitialState; |
| 1087 | private State mTetherModeAliveState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1088 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1089 | private State mSetIpForwardingEnabledErrorState; |
| 1090 | private State mSetIpForwardingDisabledErrorState; |
| 1091 | private State mStartTetheringErrorState; |
| 1092 | private State mStopTetheringErrorState; |
| 1093 | private State mSetDnsForwardersErrorState; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1094 | |
| 1095 | private ArrayList mNotifyList; |
| 1096 | |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1097 | private int mCurrentConnectionSequence; |
| 1098 | private boolean mMobileReserved = false; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1099 | |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1100 | private String mUpstreamIfaceName = null; |
| 1101 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1102 | private static final int UPSTREAM_SETTLE_TIME_MS = 10000; |
| 1103 | private static final int CELL_CONNECTION_RENEW_MS = 40000; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1104 | |
Robert Greenwalt | dfadaea | 2010-03-11 15:03:08 -0800 | [diff] [blame] | 1105 | TetherMasterSM(String name, Looper looper) { |
| 1106 | super(name, looper); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1107 | |
| 1108 | //Add states |
| 1109 | mInitialState = new InitialState(); |
| 1110 | addState(mInitialState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1111 | mTetherModeAliveState = new TetherModeAliveState(); |
| 1112 | addState(mTetherModeAliveState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1113 | |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1114 | mSetIpForwardingEnabledErrorState = new SetIpForwardingEnabledErrorState(); |
| 1115 | addState(mSetIpForwardingEnabledErrorState); |
| 1116 | mSetIpForwardingDisabledErrorState = new SetIpForwardingDisabledErrorState(); |
| 1117 | addState(mSetIpForwardingDisabledErrorState); |
| 1118 | mStartTetheringErrorState = new StartTetheringErrorState(); |
| 1119 | addState(mStartTetheringErrorState); |
| 1120 | mStopTetheringErrorState = new StopTetheringErrorState(); |
| 1121 | addState(mStopTetheringErrorState); |
| 1122 | mSetDnsForwardersErrorState = new SetDnsForwardersErrorState(); |
| 1123 | addState(mSetDnsForwardersErrorState); |
| 1124 | |
| 1125 | mNotifyList = new ArrayList(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1126 | setInitialState(mInitialState); |
| 1127 | } |
| 1128 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1129 | class TetherMasterUtilState extends State { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1130 | protected final static boolean TRY_TO_SETUP_MOBILE_CONNECTION = true; |
| 1131 | protected final static boolean WAIT_FOR_NETWORK_TO_SETTLE = false; |
| 1132 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1133 | @Override |
| 1134 | public boolean processMessage(Message m) { |
| 1135 | return false; |
| 1136 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1137 | protected boolean turnOnMobileConnection() { |
| 1138 | boolean retValue = true; |
| 1139 | if (mMobileReserved) return retValue; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1140 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1141 | IConnectivityManager service = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1142 | int result = Phone.APN_REQUEST_FAILED; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1143 | try { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1144 | result = service.startUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, |
Robert Greenwalt | e32e812 | 2010-12-29 14:35:21 -0800 | [diff] [blame] | 1145 | (mDunRequired ? Phone.FEATURE_ENABLE_DUN_ALWAYS : |
| 1146 | Phone.FEATURE_ENABLE_HIPRI), new Binder()); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1147 | } catch (Exception e) { |
| 1148 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1149 | switch (result) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1150 | case Phone.APN_ALREADY_ACTIVE: |
| 1151 | case Phone.APN_REQUEST_STARTED: |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1152 | mMobileReserved = true; |
| 1153 | Message m = obtainMessage(CMD_CELL_CONNECTION_RENEW); |
| 1154 | m.arg1 = ++mCurrentConnectionSequence; |
| 1155 | sendMessageDelayed(m, CELL_CONNECTION_RENEW_MS); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1156 | break; |
| 1157 | case Phone.APN_REQUEST_FAILED: |
| 1158 | default: |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1159 | retValue = false; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1160 | break; |
| 1161 | } |
| 1162 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1163 | return retValue; |
| 1164 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1165 | protected boolean turnOffMobileConnection() { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1166 | if (mMobileReserved) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1167 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1168 | IConnectivityManager service = |
| 1169 | IConnectivityManager.Stub.asInterface(b); |
| 1170 | try { |
| 1171 | service.stopUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1172 | (mDunRequired? Phone.FEATURE_ENABLE_DUN_ALWAYS : |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1173 | Phone.FEATURE_ENABLE_HIPRI)); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1174 | } catch (Exception e) { |
| 1175 | return false; |
| 1176 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1177 | mMobileReserved = false; |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1178 | } |
| 1179 | return true; |
| 1180 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1181 | protected boolean turnOnMasterTetherSettings() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1182 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1183 | INetworkManagementService service = |
| 1184 | INetworkManagementService.Stub.asInterface(b); |
| 1185 | try { |
| 1186 | service.setIpForwardingEnabled(true); |
| 1187 | } catch (Exception e) { |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 1188 | transitionTo(mSetIpForwardingEnabledErrorState); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1189 | return false; |
| 1190 | } |
| 1191 | try { |
Robert Greenwalt | bfb7bfa | 2010-03-24 16:03:21 -0700 | [diff] [blame] | 1192 | service.startTethering(mDhcpRange); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1193 | } catch (Exception e) { |
Robert Greenwalt | 547e4e7 | 2011-01-14 17:24:03 -0800 | [diff] [blame] | 1194 | try { |
| 1195 | service.stopTethering(); |
| 1196 | service.startTethering(mDhcpRange); |
| 1197 | } catch (Exception ee) { |
| 1198 | transitionTo(mStartTetheringErrorState); |
| 1199 | return false; |
| 1200 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1201 | } |
| 1202 | try { |
| 1203 | service.setDnsForwarders(mDnsServers); |
| 1204 | } catch (Exception e) { |
Wink Saville | 951749b | 2010-03-19 09:03:13 -0700 | [diff] [blame] | 1205 | transitionTo(mSetDnsForwardersErrorState); |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1206 | return false; |
| 1207 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1208 | return true; |
| 1209 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1210 | protected boolean turnOffMasterTetherSettings() { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1211 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1212 | INetworkManagementService service = |
| 1213 | INetworkManagementService.Stub.asInterface(b); |
| 1214 | try { |
| 1215 | service.stopTethering(); |
| 1216 | } catch (Exception e) { |
| 1217 | transitionTo(mStopTetheringErrorState); |
| 1218 | return false; |
| 1219 | } |
| 1220 | try { |
| 1221 | service.setIpForwardingEnabled(false); |
| 1222 | } catch (Exception e) { |
| 1223 | transitionTo(mSetIpForwardingDisabledErrorState); |
| 1224 | return false; |
| 1225 | } |
| 1226 | transitionTo(mInitialState); |
| 1227 | return true; |
| 1228 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1229 | protected String findActiveUpstreamIface() { |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1230 | // 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] | 1231 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1232 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
| 1233 | |
| 1234 | try { |
| 1235 | LinkProperties defaultProp = cm.getActiveLinkProperties(); |
| 1236 | if (defaultProp != null) { |
| 1237 | String iface = defaultProp.getInterfaceName(); |
| 1238 | for(String regex : mUpstreamIfaceRegexs) { |
| 1239 | if (iface.matches(regex)) return iface; |
| 1240 | } |
| 1241 | } |
| 1242 | } catch (RemoteException e) { } |
| 1243 | |
| 1244 | b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1245 | INetworkManagementService service = INetworkManagementService.Stub.asInterface(b); |
| 1246 | |
| 1247 | String[] ifaces = new String[0]; |
| 1248 | try { |
| 1249 | ifaces = service.listInterfaces(); |
| 1250 | } catch (Exception e) { |
| 1251 | Log.e(TAG, "Error listing Interfaces :" + e); |
| 1252 | return null; |
| 1253 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1254 | |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1255 | for (String iface : ifaces) { |
| 1256 | for (String regex : mUpstreamIfaceRegexs) { |
| 1257 | if (iface.matches(regex)) { |
Irfan Sheriff | 2955209 | 2011-01-17 12:38:30 -0800 | [diff] [blame] | 1258 | // verify it is active |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1259 | InterfaceConfiguration ifcg = null; |
| 1260 | try { |
| 1261 | ifcg = service.getInterfaceConfig(iface); |
Irfan Sheriff | 2955209 | 2011-01-17 12:38:30 -0800 | [diff] [blame] | 1262 | if (ifcg.isActive()) { |
| 1263 | return iface; |
| 1264 | } |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1265 | } catch (Exception e) { |
| 1266 | Log.e(TAG, "Error getting iface config :" + e); |
| 1267 | // ignore - try next |
| 1268 | continue; |
| 1269 | } |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1270 | } |
| 1271 | } |
| 1272 | } |
| 1273 | return null; |
| 1274 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1275 | |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1276 | protected void chooseUpstreamType(boolean tryCell) { |
| 1277 | // decide if the current upstream is good or not and if not |
| 1278 | // do something about it (start up DUN if required or HiPri if not) |
| 1279 | String iface = findActiveUpstreamIface(); |
| 1280 | IBinder b = ServiceManager.getService(Context.CONNECTIVITY_SERVICE); |
| 1281 | IConnectivityManager cm = IConnectivityManager.Stub.asInterface(b); |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1282 | mMobileReserved = false; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1283 | if (DEBUG) { |
| 1284 | Log.d(TAG, "chooseUpstreamType(" + tryCell + "), dunRequired =" |
| 1285 | + mDunRequired + ", iface=" + iface); |
| 1286 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1287 | if (iface != null) { |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1288 | try { |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1289 | if (mDunRequired) { |
| 1290 | // check if Dun is on - we can use that |
| 1291 | NetworkInfo info = cm.getNetworkInfo( |
| 1292 | ConnectivityManager.TYPE_MOBILE_DUN); |
| 1293 | if (info.isConnected()) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1294 | if (DEBUG) Log.d(TAG, "setting dun ifacename =" + iface); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1295 | // even if we're already connected - it may be somebody else's |
| 1296 | // refcount, so add our own |
| 1297 | turnOnMobileConnection(); |
| 1298 | } else { |
| 1299 | // verify the iface is not the default mobile - can't use that! |
| 1300 | info = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE); |
| 1301 | if (info.isConnected()) { |
| 1302 | iface = null; // can't accept this one |
| 1303 | } |
| 1304 | } |
| 1305 | } else { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1306 | if (DEBUG) Log.d(TAG, "checking if hipri brought us this connection"); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1307 | NetworkInfo info = cm.getNetworkInfo( |
| 1308 | ConnectivityManager.TYPE_MOBILE_HIPRI); |
| 1309 | if (info.isConnected()) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1310 | if (DEBUG) Log.d(TAG, "yes - hipri in use"); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1311 | // even if we're already connected - it may be sombody else's |
| 1312 | // refcount, so add our own |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1313 | turnOnMobileConnection(); |
| 1314 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1315 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1316 | } catch (RemoteException e) { |
| 1317 | Log.e(TAG, "RemoteException calling ConnectivityManager " + e); |
| 1318 | iface = null; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1319 | } |
| 1320 | } |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1321 | // may have been set to null in the if above |
| 1322 | if (iface == null ) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1323 | boolean success = false; |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1324 | if (tryCell == TRY_TO_SETUP_MOBILE_CONNECTION) { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1325 | success = turnOnMobileConnection(); |
Robert Greenwalt | 77e638d | 2010-03-22 10:35:53 -0700 | [diff] [blame] | 1326 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1327 | if (!success) { |
| 1328 | // wait for things to settle and retry |
| 1329 | sendMessageDelayed(CMD_RETRY_UPSTREAM, UPSTREAM_SETTLE_TIME_MS); |
| 1330 | } |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1331 | } |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1332 | notifyTetheredOfNewUpstreamIface(iface); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1333 | } |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1334 | protected void notifyTetheredOfNewUpstreamIface(String ifaceName) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1335 | if (DEBUG) Log.d(TAG, "notifying tethered with iface =" + ifaceName); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1336 | mUpstreamIfaceName = ifaceName; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1337 | for (Object o : mNotifyList) { |
| 1338 | TetherInterfaceSM sm = (TetherInterfaceSM)o; |
| 1339 | sm.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, |
| 1340 | ifaceName); |
| 1341 | } |
| 1342 | } |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1343 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1344 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1345 | class InitialState extends TetherMasterUtilState { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1346 | @Override |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1347 | public void enter() { |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1348 | mMobileReserved = false; |
Robert Greenwalt | c9d5fb7 | 2010-02-25 12:29:30 -0800 | [diff] [blame] | 1349 | } |
| 1350 | @Override |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1351 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1352 | if (DEBUG) Log.d(TAG, "MasterInitialState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1353 | boolean retValue = true; |
| 1354 | switch (message.what) { |
| 1355 | case CMD_TETHER_MODE_REQUESTED: |
Robert Greenwalt | 77b32dd | 2010-06-03 18:57:26 -0700 | [diff] [blame] | 1356 | mDunRequired = isDunRequired(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1357 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1358 | if (DEBUG) Log.d(TAG, "Tether Mode requested by " + who.toString()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1359 | mNotifyList.add(who); |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1360 | transitionTo(mTetherModeAliveState); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1361 | break; |
| 1362 | case CMD_TETHER_MODE_UNREQUESTED: |
| 1363 | who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1364 | if (DEBUG) Log.d(TAG, "Tether Mode unrequested by " + who.toString()); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1365 | int index = mNotifyList.indexOf(who); |
| 1366 | if (index != -1) { |
| 1367 | mNotifyList.remove(who); |
| 1368 | } |
| 1369 | break; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1370 | default: |
| 1371 | retValue = false; |
| 1372 | break; |
| 1373 | } |
| 1374 | return retValue; |
| 1375 | } |
| 1376 | } |
| 1377 | |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1378 | class TetherModeAliveState extends TetherMasterUtilState { |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1379 | boolean mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1380 | @Override |
| 1381 | public void enter() { |
Robert Greenwalt | 19b9ab4 | 2011-01-10 11:58:31 -0800 | [diff] [blame] | 1382 | mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; // better try something first pass |
| 1383 | // or crazy tests cases will fail |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1384 | chooseUpstreamType(mTryCell); |
| 1385 | mTryCell = !mTryCell; |
| 1386 | turnOnMasterTetherSettings(); // may transition us out |
| 1387 | } |
| 1388 | @Override |
| 1389 | public void exit() { |
| 1390 | turnOffMobileConnection(); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1391 | notifyTetheredOfNewUpstreamIface(null); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1392 | } |
| 1393 | @Override |
| 1394 | public boolean processMessage(Message message) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1395 | if (DEBUG) Log.d(TAG, "TetherModeAliveState.processMessage what=" + message.what); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1396 | boolean retValue = true; |
| 1397 | switch (message.what) { |
| 1398 | case CMD_TETHER_MODE_REQUESTED: |
| 1399 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
| 1400 | mNotifyList.add(who); |
Robert Greenwalt | b37f0c6 | 2010-03-25 14:50:34 -0700 | [diff] [blame] | 1401 | who.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, |
| 1402 | mUpstreamIfaceName); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1403 | break; |
| 1404 | case CMD_TETHER_MODE_UNREQUESTED: |
| 1405 | who = (TetherInterfaceSM)message.obj; |
| 1406 | int index = mNotifyList.indexOf(who); |
| 1407 | if (index != -1) { |
| 1408 | mNotifyList.remove(index); |
| 1409 | if (mNotifyList.isEmpty()) { |
Robert Greenwalt | d70a3d4 | 2010-02-23 18:15:29 -0800 | [diff] [blame] | 1410 | turnOffMasterTetherSettings(); // transitions appropriately |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1411 | } |
| 1412 | } |
| 1413 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1414 | case CMD_UPSTREAM_CHANGED: |
Robert Greenwalt | 05d8936 | 2011-01-23 16:04:05 -0800 | [diff] [blame] | 1415 | // need to try DUN immediately if Wifi goes down |
| 1416 | mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1417 | chooseUpstreamType(mTryCell); |
| 1418 | mTryCell = !mTryCell; |
| 1419 | break; |
| 1420 | case CMD_CELL_CONNECTION_RENEW: |
| 1421 | // make sure we're still using a requested connection - may have found |
| 1422 | // wifi or something since then. |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1423 | if (mCurrentConnectionSequence == message.arg1) { |
Robert Greenwalt | 924cc94 | 2010-06-28 10:26:19 -0700 | [diff] [blame] | 1424 | if (DEBUG) { |
| 1425 | Log.d(TAG, "renewing mobile connection - requeuing for another " + |
| 1426 | CELL_CONNECTION_RENEW_MS + "ms"); |
| 1427 | } |
Robert Greenwalt | 1039872 | 2010-12-17 15:20:36 -0800 | [diff] [blame] | 1428 | mMobileReserved = false; // need to renew it |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1429 | turnOnMobileConnection(); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1430 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1431 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1432 | case CMD_RETRY_UPSTREAM: |
| 1433 | chooseUpstreamType(mTryCell); |
| 1434 | mTryCell = !mTryCell; |
| 1435 | break; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1436 | default: |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1437 | retValue = false; |
| 1438 | break; |
| 1439 | } |
| 1440 | return retValue; |
| 1441 | } |
| 1442 | } |
| 1443 | |
Wink Saville | 64c42ca | 2011-04-18 14:55:10 -0700 | [diff] [blame] | 1444 | class ErrorState extends State { |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1445 | int mErrorNotification; |
| 1446 | @Override |
| 1447 | public boolean processMessage(Message message) { |
| 1448 | boolean retValue = true; |
| 1449 | switch (message.what) { |
| 1450 | case CMD_TETHER_MODE_REQUESTED: |
| 1451 | TetherInterfaceSM who = (TetherInterfaceSM)message.obj; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1452 | who.sendMessage(mErrorNotification); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1453 | break; |
| 1454 | default: |
| 1455 | retValue = false; |
| 1456 | } |
| 1457 | return retValue; |
| 1458 | } |
| 1459 | void notify(int msgType) { |
| 1460 | mErrorNotification = msgType; |
| 1461 | for (Object o : mNotifyList) { |
| 1462 | TetherInterfaceSM sm = (TetherInterfaceSM)o; |
Robert Greenwalt | 6a1967c | 2010-03-17 11:19:57 -0700 | [diff] [blame] | 1463 | sm.sendMessage(msgType); |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1464 | } |
| 1465 | } |
| 1466 | |
| 1467 | } |
Robert Greenwalt | 2a091d7 | 2010-02-11 18:18:40 -0800 | [diff] [blame] | 1468 | class SetIpForwardingEnabledErrorState extends ErrorState { |
| 1469 | @Override |
| 1470 | public void enter() { |
| 1471 | Log.e(TAG, "Error in setIpForwardingEnabled"); |
| 1472 | notify(TetherInterfaceSM.CMD_IP_FORWARDING_ENABLE_ERROR); |
| 1473 | } |
| 1474 | } |
| 1475 | |
| 1476 | class SetIpForwardingDisabledErrorState extends ErrorState { |
| 1477 | @Override |
| 1478 | public void enter() { |
| 1479 | Log.e(TAG, "Error in setIpForwardingDisabled"); |
| 1480 | notify(TetherInterfaceSM.CMD_IP_FORWARDING_DISABLE_ERROR); |
| 1481 | } |
| 1482 | } |
| 1483 | |
| 1484 | class StartTetheringErrorState extends ErrorState { |
| 1485 | @Override |
| 1486 | public void enter() { |
| 1487 | Log.e(TAG, "Error in startTethering"); |
| 1488 | notify(TetherInterfaceSM.CMD_START_TETHERING_ERROR); |
| 1489 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1490 | INetworkManagementService service = |
| 1491 | INetworkManagementService.Stub.asInterface(b); |
| 1492 | try { |
| 1493 | service.setIpForwardingEnabled(false); |
| 1494 | } catch (Exception e) {} |
| 1495 | } |
| 1496 | } |
| 1497 | |
| 1498 | class StopTetheringErrorState extends ErrorState { |
| 1499 | @Override |
| 1500 | public void enter() { |
| 1501 | Log.e(TAG, "Error in stopTethering"); |
| 1502 | notify(TetherInterfaceSM.CMD_STOP_TETHERING_ERROR); |
| 1503 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1504 | INetworkManagementService service = |
| 1505 | INetworkManagementService.Stub.asInterface(b); |
| 1506 | try { |
| 1507 | service.setIpForwardingEnabled(false); |
| 1508 | } catch (Exception e) {} |
| 1509 | } |
| 1510 | } |
| 1511 | |
| 1512 | class SetDnsForwardersErrorState extends ErrorState { |
| 1513 | @Override |
| 1514 | public void enter() { |
| 1515 | Log.e(TAG, "Error in setDnsForwarders"); |
| 1516 | notify(TetherInterfaceSM.CMD_SET_DNS_FORWARDERS_ERROR); |
| 1517 | IBinder b = ServiceManager.getService(Context.NETWORKMANAGEMENT_SERVICE); |
| 1518 | INetworkManagementService service = |
| 1519 | INetworkManagementService.Stub.asInterface(b); |
| 1520 | try { |
| 1521 | service.stopTethering(); |
| 1522 | } catch (Exception e) {} |
| 1523 | try { |
| 1524 | service.setIpForwardingEnabled(false); |
| 1525 | } catch (Exception e) {} |
| 1526 | } |
| 1527 | } |
| 1528 | } |
| 1529 | |
| 1530 | public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 1531 | if (mContext.checkCallingOrSelfPermission( |
| 1532 | android.Manifest.permission.DUMP) != PackageManager.PERMISSION_GRANTED) { |
| 1533 | pw.println("Permission Denial: can't dump ConnectivityService.Tether " + |
| 1534 | "from from pid=" + Binder.getCallingPid() + ", uid=" + |
| 1535 | Binder.getCallingUid()); |
| 1536 | return; |
| 1537 | } |
| 1538 | |
| 1539 | pw.println(); |
| 1540 | pw.println("Tether state:"); |
| 1541 | synchronized (mIfaces) { |
| 1542 | for (Object o : mIfaces.values()) { |
| 1543 | pw.println(" "+o.toString()); |
| 1544 | } |
| 1545 | } |
| 1546 | pw.println(); |
| 1547 | return; |
Robert Greenwalt | d0e18ff | 2010-01-26 11:40:34 -0800 | [diff] [blame] | 1548 | } |
| 1549 | } |