Tethering.java revision bf6f6f9de72c9fd15e6bda9f228c05a9b37d6324
1d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt/* 2d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * Copyright (C) 2010 The Android Open Source Project 3d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * 4d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * Licensed under the Apache License, Version 2.0 (the "License"); 5d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * you may not use this file except in compliance with the License. 6d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * You may obtain a copy of the License at 7d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * 8d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * http://www.apache.org/licenses/LICENSE-2.0 9d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * 10d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * Unless required by applicable law or agreed to in writing, software 11d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * distributed under the License is distributed on an "AS IS" BASIS, 12d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * See the License for the specific language governing permissions and 14d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * limitations under the License. 15d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt */ 16d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 17d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltpackage com.android.server.connectivity; 18d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 19d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.app.Notification; 20d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.app.NotificationManager; 21d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.app.PendingIntent; 22d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.content.BroadcastReceiver; 23d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.content.Context; 24d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.content.Intent; 25d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.content.IntentFilter; 262a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport android.content.pm.PackageManager; 27d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.content.res.Resources; 28c4308f01c965571dc2354107c3574df113e397eeMike Lockwoodimport android.hardware.usb.UsbManager; 29d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.net.ConnectivityManager; 302a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport android.net.IConnectivityManager; 31d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.net.INetworkManagementEventObserver; 32367d15ab1a33b6159447fa8542d4fa8ff148371cJeff Sharkeyimport android.net.INetworkStatsService; 33cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkeyimport android.net.InterfaceConfiguration; 34ed1264093234b1f1354cd5f669eb82a50bb56869Robert Greenwaltimport android.net.LinkAddress; 3505d8936f275762bab0d66c6337e352388c8eeee0Robert Greenwaltimport android.net.LinkProperties; 362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport android.net.NetworkInfo; 37e590373ea71251cfffc8f22f011e2e6335dce716Robert Greenwaltimport android.net.NetworkUtils; 382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport android.os.Binder; 397eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwaltimport android.os.HandlerThread; 40d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.os.IBinder; 41d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.os.INetworkManagementService; 42dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwaltimport android.os.Looper; 432a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport android.os.Message; 44d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.os.RemoteException; 45d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.os.ServiceManager; 465ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackbornimport android.os.UserHandle; 47d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.provider.Settings; 48d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport android.util.Log; 49d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport com.android.internal.telephony.Phone; 51a639b311e93ad14d9ee5c2b2c215ed2d86c32d2aWink Savilleimport com.android.internal.telephony.PhoneConstants; 5264c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Savilleimport com.android.internal.util.IState; 5364c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Savilleimport com.android.internal.util.State; 5464c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Savilleimport com.android.internal.util.StateMachine; 55cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkeyimport com.google.android.collect.Lists; 562a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 572a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport java.io.FileDescriptor; 582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport java.io.PrintWriter; 5904808c294027f8bc318643a94c85a999257d7f52Robert Greenwaltimport java.net.InetAddress; 604f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwaltimport java.net.Inet4Address; 61d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltimport java.util.ArrayList; 62ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwaltimport java.util.Collection; 632a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport java.util.HashMap; 64ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwaltimport java.util.Iterator; 652a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwaltimport java.util.Set; 66cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey 67d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt/** 68d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt * @hide 692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt * 702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt * Timeout 712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt * 722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt * TODO - look for parent classes and code sharing 73d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt */ 74d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwaltpublic class Tethering extends INetworkManagementEventObserver.Stub { 75d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 76d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt private Context mContext; 77924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt private final static String TAG = "Tethering"; 78c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville private final static boolean DBG = true; 79fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt private final static boolean VDBG = false; 80d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // TODO - remove both of these - should be part of interface inspection/selection stuff 822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private String[] mTetherableUsbRegexs; 832a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private String[] mTetherableWifiRegexs; 846fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang private String[] mTetherableBluetoothRegexs; 85ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private Collection<Integer> mUpstreamIfaceTypes; 86ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 87b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // used to synchronize public access to members 88b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt private Object mPublicSync; 89b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt 90ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private static final Integer MOBILE_TYPE = new Integer(ConnectivityManager.TYPE_MOBILE); 91ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private static final Integer HIPRI_TYPE = new Integer(ConnectivityManager.TYPE_MOBILE_HIPRI); 92ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private static final Integer DUN_TYPE = new Integer(ConnectivityManager.TYPE_MOBILE_DUN); 93ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 94ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt // if we have to connect to mobile, what APN type should we use? Calculated by examining the 95ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt // upstream type list and the DUN_REQUIRED secure-setting 96ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private int mPreferredUpstreamMobileApn = ConnectivityManager.TYPE_NONE; 972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 98367d15ab1a33b6159447fa8542d4fa8ff148371cJeff Sharkey private final INetworkManagementService mNMService; 99367d15ab1a33b6159447fa8542d4fa8ff148371cJeff Sharkey private final INetworkStatsService mStatsService; 1003b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt private final IConnectivityManager mConnService; 1017eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt private Looper mLooper; 1027eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt private HandlerThread mThread; 103dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt 104030f5e18dfa71673708deb75e8aa1f196bebbd99Robert Greenwalt private HashMap<String, TetherInterfaceSM> mIfaces; // all tethered/tetherable ifaces 105d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 106d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt private BroadcastReceiver mStateReceiver; 107d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 108bfb7bfa53847832db2a3eb05e5eff7cb974c3c7aRobert Greenwalt private static final String USB_NEAR_IFACE_ADDR = "192.168.42.129"; 109b979f79158f9c470fa09ff3b96d72db274262201Robert Greenwalt private static final int USB_PREFIX_LENGTH = 24; 110bfb7bfa53847832db2a3eb05e5eff7cb974c3c7aRobert Greenwalt 111707952ecd4b6cae25aabcf51f94d702a65847e9eJaikumar Ganesh // USB is 192.168.42.1 and 255.255.255.0 112707952ecd4b6cae25aabcf51f94d702a65847e9eJaikumar Ganesh // Wifi is 192.168.43.1 and 255.255.255.0 113707952ecd4b6cae25aabcf51f94d702a65847e9eJaikumar Ganesh // BT is limited to max default of 5 connections. 192.168.44.1 to 192.168.48.1 114707952ecd4b6cae25aabcf51f94d702a65847e9eJaikumar Ganesh // with 255.255.255.0 115d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt 1162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private String[] mDhcpRange; 117c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh private static final String[] DHCP_DEFAULT_RANGE = { 118c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh "192.168.42.2", "192.168.42.254", "192.168.43.2", "192.168.43.254", 119c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh "192.168.44.2", "192.168.44.254", "192.168.45.2", "192.168.45.254", 120c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh "192.168.46.2", "192.168.46.254", "192.168.47.2", "192.168.47.254", 121c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh "192.168.48.2", "192.168.48.254", 122c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh }; 1232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 124bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt private String[] mDefaultDnsServers; 125d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt private static final String DNS_DEFAULT_SERVER1 = "8.8.8.8"; 126df255c2283b2bcf2d5e70d095a4d2333c1cb80a3Robert Greenwalt private static final String DNS_DEFAULT_SERVER2 = "8.8.4.4"; 1272a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 12864c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private StateMachine mTetherMasterSM; 129a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 130a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt private Notification mTetheredNotification; 1312a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 1326c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood private boolean mRndisEnabled; // track the RNDIS function enabled state 1336c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood private boolean mUsbTetherRequested; // true if USB tethering should be started 1346c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood // when RNDIS is enabled 135030f5e18dfa71673708deb75e8aa1f196bebbd99Robert Greenwalt 136367d15ab1a33b6159447fa8542d4fa8ff148371cJeff Sharkey public Tethering(Context context, INetworkManagementService nmService, 1373b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt INetworkStatsService statsService, IConnectivityManager connService, Looper looper) { 138d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt mContext = context; 139c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService = nmService; 140367d15ab1a33b6159447fa8542d4fa8ff148371cJeff Sharkey mStatsService = statsService; 1413b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt mConnService = connService; 142dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt mLooper = looper; 143d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 144b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mPublicSync = new Object(); 145b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt 1462a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaces = new HashMap<String, TetherInterfaceSM>(); 147d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 1487eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt // make our own thread so we don't anr the system 1497eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt mThread = new HandlerThread("Tethering"); 1507eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt mThread.start(); 1517eae25021d3aa71c7616ea766f9a4d5af3b1772bRobert Greenwalt mLooper = mThread.getLooper(); 152dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt mTetherMasterSM = new TetherMasterSM("TetherMaster", mLooper); 1532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mTetherMasterSM.start(); 1542a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 155bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt mStateReceiver = new StateReceiver(); 156d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt IntentFilter filter = new IntentFilter(); 157770126a678ccc9328a89407ffc82f4d998b25427Mike Lockwood filter.addAction(UsbManager.ACTION_USB_STATE); 1582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt filter.addAction(ConnectivityManager.CONNECTIVITY_ACTION); 159bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt mContext.registerReceiver(mStateReceiver, filter); 160bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt 161bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt filter = new IntentFilter(); 162030f5e18dfa71673708deb75e8aa1f196bebbd99Robert Greenwalt filter.addAction(Intent.ACTION_MEDIA_SHARED); 163030f5e18dfa71673708deb75e8aa1f196bebbd99Robert Greenwalt filter.addAction(Intent.ACTION_MEDIA_UNSHARED); 164bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt filter.addDataScheme("file"); 165bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt mContext.registerReceiver(mStateReceiver, filter); 166bb51d9feea260e1527628b878319c0cf76adadebRobert Greenwalt 1672a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mDhcpRange = context.getResources().getStringArray( 1682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt com.android.internal.R.array.config_tether_dhcp_range); 169bfb7bfa53847832db2a3eb05e5eff7cb974c3c7aRobert Greenwalt if ((mDhcpRange.length == 0) || (mDhcpRange.length % 2 ==1)) { 170c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mDhcpRange = DHCP_DEFAULT_RANGE; 1712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 1722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 17349348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt // load device config info 17449348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt updateConfiguration(); 17549348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 17649348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt // TODO - remove and rely on real notifications of the current iface 177bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt mDefaultDnsServers = new String[2]; 178bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt mDefaultDnsServers[0] = DNS_DEFAULT_SERVER1; 179bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt mDefaultDnsServers[1] = DNS_DEFAULT_SERVER2; 18049348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt } 18149348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 18249348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt void updateConfiguration() { 183b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt String[] tetherableUsbRegexs = mContext.getResources().getStringArray( 1842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt com.android.internal.R.array.config_tether_usb_regexs); 185b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt String[] tetherableWifiRegexs = mContext.getResources().getStringArray( 1862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt com.android.internal.R.array.config_tether_wifi_regexs); 187b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt String[] tetherableBluetoothRegexs = mContext.getResources().getStringArray( 1886fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang com.android.internal.R.array.config_tether_bluetooth_regexs); 18949348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 19049348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt int ifaceTypes[] = mContext.getResources().getIntArray( 191ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt com.android.internal.R.array.config_tether_upstream_types); 192b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Collection<Integer> upstreamIfaceTypes = new ArrayList(); 193ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt for (int i : ifaceTypes) { 194b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt upstreamIfaceTypes.add(new Integer(i)); 195b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 196b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt 197b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 198b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mTetherableUsbRegexs = tetherableUsbRegexs; 199b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mTetherableWifiRegexs = tetherableWifiRegexs; 200b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mTetherableBluetoothRegexs = tetherableBluetoothRegexs; 201b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes = upstreamIfaceTypes; 202ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 203ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 204ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt // check if the upstream type list needs to be modified due to secure-settings 205ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt checkDunRequired(); 206d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 207d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 2086143f5f7392fb0d3e5702a46a2415bd0ecb6efb4Mike J. Chen public void interfaceStatusChanged(String iface, boolean up) { 209c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "interfaceStatusChanged " + iface + ", " + up); 2102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean found = false; 21165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt boolean usb = false; 212b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 213b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (isWifi(iface)) { 214b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 215b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } else if (isUsb(iface)) { 216b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 217b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt usb = true; 218b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } else if (isBluetooth(iface)) { 219b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 220b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 221b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (found == false) return; 2222a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 2232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(iface); 2246143f5f7392fb0d3e5702a46a2415bd0ecb6efb4Mike J. Chen if (up) { 2252a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm == null) { 226dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt sm = new TetherInterfaceSM(iface, mLooper, usb); 2272a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaces.put(iface, sm); 2282a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sm.start(); 2292a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 2302a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } else { 231485861c409f9aaca2dac97ea82a66c2cb380ebadMike Lockwood if (isUsb(iface)) { 232485861c409f9aaca2dac97ea82a66c2cb380ebadMike Lockwood // ignore usb0 down after enabling RNDIS 233485861c409f9aaca2dac97ea82a66c2cb380ebadMike Lockwood // we will handle disconnect in interfaceRemoved instead 234fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (VDBG) Log.d(TAG, "ignore interface down for " + iface); 235485861c409f9aaca2dac97ea82a66c2cb380ebadMike Lockwood } else if (sm != null) { 2366a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); 2372a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaces.remove(iface); 2382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 2392a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 2402a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 241d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 242d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 243f59c7d0f2ac8d489b6d8118543a57ea4a603eacfMike J. Chen public void interfaceLinkStateChanged(String iface, boolean up) { 244c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "interfaceLinkStateChanged " + iface + ", " + up); 24523eb297c771bd996fe8559178feb1a07be43ad72Irfan Sheriff interfaceStatusChanged(iface, up); 246f59c7d0f2ac8d489b6d8118543a57ea4a603eacfMike J. Chen } 247f59c7d0f2ac8d489b6d8118543a57ea4a603eacfMike J. Chen 248a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt private boolean isUsb(String iface) { 249b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 250b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (String regex : mTetherableUsbRegexs) { 251b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (iface.matches(regex)) return true; 252b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 253b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return false; 254a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 255a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 256a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 257a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt public boolean isWifi(String iface) { 258b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 259b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (String regex : mTetherableWifiRegexs) { 260b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (iface.matches(regex)) return true; 261b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 262b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return false; 263a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 264a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 265a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 2666fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang public boolean isBluetooth(String iface) { 267b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 268b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (String regex : mTetherableBluetoothRegexs) { 269b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (iface.matches(regex)) return true; 270b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 271b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return false; 2726fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } 2736fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } 2746c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood 2752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void interfaceAdded(String iface) { 276c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "interfaceAdded " + iface); 2772a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean found = false; 27865ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt boolean usb = false; 279b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 280b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (isWifi(iface)) { 281b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 282b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 283b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (isUsb(iface)) { 284b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 285b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt usb = true; 286b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 287b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (isBluetooth(iface)) { 288b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt found = true; 289b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 290b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (found == false) { 291b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (VDBG) Log.d(TAG, iface + " is not a tetherable iface, ignoring"); 292b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return; 293b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 29465ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 2952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(iface); 2962a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm != null) { 297c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "active iface (" + iface + ") reported as added, ignoring"); 2982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 2992a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 300dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt sm = new TetherInterfaceSM(iface, mLooper, usb); 3012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaces.put(iface, sm); 3022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sm.start(); 3032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 304d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 305d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 3062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void interfaceRemoved(String iface) { 307c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "interfaceRemoved " + iface); 308b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 3092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(iface); 3102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm == null) { 311c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) { 312924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt Log.e(TAG, "attempting to remove unknown iface (" + iface + "), ignoring"); 313924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt } 3142a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 3152a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 3166a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(TetherInterfaceSM.CMD_INTERFACE_DOWN); 3172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaces.remove(iface); 318d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 319d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 320d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 32112b933d0d9252decaae9fee2456bb1e1cd94c085JP Abgrall public void limitReached(String limitName, String iface) {} 32212b933d0d9252decaae9fee2456bb1e1cd94c085JP Abgrall 323db3c8678e5cbdfec011afaf25bde2091152c30adHaoyu Bai public void interfaceClassDataActivityChanged(String label, boolean active) {} 324db3c8678e5cbdfec011afaf25bde2091152c30adHaoyu Bai 3255a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt public int tether(String iface) { 326c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (DBG) Log.d(TAG, "Tethering " + iface); 3272a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = null; 328b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 3292a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sm = mIfaces.get(iface); 330d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 3312a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm == null) { 3322a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Tried to Tether an unknown iface :" + iface + ", ignoring"); 3335a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; 334d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 3355a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt if (!sm.isAvailable() && !sm.isErrored()) { 3362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Tried to Tether an unavailable iface :" + iface + ", ignoring"); 3375a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; 338d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 3396a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(TetherInterfaceSM.CMD_TETHER_REQUESTED); 3405a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_NO_ERROR; 341d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 342d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 3435a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt public int untether(String iface) { 344c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (DBG) Log.d(TAG, "Untethering " + iface); 3452a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = null; 346b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 3472a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sm = mIfaces.get(iface); 3482a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 3492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm == null) { 3502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Tried to Untether an unknown iface :" + iface + ", ignoring"); 3515a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; 352d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 3532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm.isErrored()) { 3542a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Tried to Untethered an errored iface :" + iface + ", ignoring"); 3555a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_UNAVAIL_IFACE; 356d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 3576a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(TetherInterfaceSM.CMD_TETHER_UNREQUESTED); 3585a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return ConnectivityManager.TETHER_ERROR_NO_ERROR; 3595a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 3605a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 3615a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt public int getLastTetherError(String iface) { 3625a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt TetherInterfaceSM sm = null; 363b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 3645a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt sm = mIfaces.get(iface); 365b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (sm == null) { 366b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Log.e(TAG, "Tried to getLastTetherError on an unknown iface :" + iface + 367b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt ", ignoring"); 368b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return ConnectivityManager.TETHER_ERROR_UNKNOWN_IFACE; 369b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 370b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return sm.getLastError(); 3715a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 3722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 373d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 374b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // TODO - move all private methods used only by the state machine into the state machine 375b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // to clarify what needs synchronized protection. 3762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private void sendTetherStateChangedBroadcast() { 377d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt try { 3783b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt if (!mConnService.isTetheringSupported()) return; 3792a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (RemoteException e) { 3802a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 381d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 382d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 3832a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt ArrayList<String> availableList = new ArrayList<String>(); 3842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt ArrayList<String> activeList = new ArrayList<String>(); 3852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt ArrayList<String> erroredList = new ArrayList<String>(); 3862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 387a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt boolean wifiTethered = false; 388a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt boolean usbTethered = false; 3896fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang boolean bluetoothTethered = false; 390a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 391b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 3922a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Set ifaces = mIfaces.keySet(); 3932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (Object iface : ifaces) { 3942a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(iface); 3952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm != null) { 3966fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang if (sm.isErrored()) { 3972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt erroredList.add((String)iface); 3982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } else if (sm.isAvailable()) { 3992a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt availableList.add((String)iface); 4002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } else if (sm.isTethered()) { 401a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt if (isUsb((String)iface)) { 402a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt usbTethered = true; 403a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } else if (isWifi((String)iface)) { 404a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt wifiTethered = true; 4056fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } else if (isBluetooth((String)iface)) { 4066fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang bluetoothTethered = true; 407a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 4082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt activeList.add((String)iface); 4092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 4102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 411d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 412d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 413d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt Intent broadcast = new Intent(ConnectivityManager.ACTION_TETHER_STATE_CHANGED); 41498c79e53c0f24e98910a1ab130ec77d2ae707ed4Robert Greenwalt broadcast.addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING | 41598c79e53c0f24e98910a1ab130ec77d2ae707ed4Robert Greenwalt Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); 4162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_AVAILABLE_TETHER, 4172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt availableList); 4182a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ACTIVE_TETHER, activeList); 4192a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt broadcast.putStringArrayListExtra(ConnectivityManager.EXTRA_ERRORED_TETHER, 4202a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt erroredList); 4215ac72a29593ab9a20337a2225df52bdf4754be02Dianne Hackborn mContext.sendStickyBroadcastAsUser(broadcast, UserHandle.ALL); 422fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) { 423924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt Log.d(TAG, "sendTetherStateChangedBroadcast " + availableList.size() + ", " + 424924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt activeList.size() + ", " + erroredList.size()); 425924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt } 426a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 427a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt if (usbTethered) { 4286fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang if (wifiTethered || bluetoothTethered) { 429a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); 430a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } else { 431a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_usb); 432a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 433a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } else if (wifiTethered) { 4346fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang if (bluetoothTethered) { 4356fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_general); 4366fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } else { 4376fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_wifi); 4386fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } 4396fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } else if (bluetoothTethered) { 4406fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang showTetheredNotification(com.android.internal.R.drawable.stat_sys_tether_bluetooth); 441a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } else { 442a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt clearTetheredNotification(); 443a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 444a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 445a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 446a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt private void showTetheredNotification(int icon) { 447a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt NotificationManager notificationManager = 448a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); 449a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt if (notificationManager == null) { 450a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt return; 451a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 452a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 453db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt if (mTetheredNotification != null) { 454db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt if (mTetheredNotification.icon == icon) { 455db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt return; 456db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt } 457db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt notificationManager.cancel(mTetheredNotification.icon); 458db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt } 459db3fe9edd4cb638d3dd20b23456f6cdb0a414ed1Robert Greenwalt 460a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt Intent intent = new Intent(); 461a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt intent.setClassName("com.android.settings", "com.android.settings.TetherSettings"); 462a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt intent.setFlags(Intent.FLAG_ACTIVITY_NO_HISTORY); 463a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 46450cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn PendingIntent pi = PendingIntent.getActivityAsUser(mContext, 0, intent, 0, 46550cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn null, UserHandle.CURRENT); 466a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 467a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt Resources r = Resources.getSystem(); 468a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt CharSequence title = r.getText(com.android.internal.R.string.tethered_notification_title); 469a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt CharSequence message = r.getText(com.android.internal.R.string. 470a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt tethered_notification_message); 471a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 4726fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang if (mTetheredNotification == null) { 473a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification = new Notification(); 474a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.when = 0; 475a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 476a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.icon = icon; 477a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.defaults &= ~Notification.DEFAULT_SOUND; 478a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.flags = Notification.FLAG_ONGOING_EVENT; 479a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.tickerText = title; 480a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification.setLatestEventInfo(mContext, title, message, pi); 481a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 48250cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn notificationManager.notifyAsUser(null, mTetheredNotification.icon, 48350cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn mTetheredNotification, UserHandle.ALL); 484a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 485a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt 486a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt private void clearTetheredNotification() { 487a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt NotificationManager notificationManager = 488a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt (NotificationManager)mContext.getSystemService(Context.NOTIFICATION_SERVICE); 489a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt if (notificationManager != null && mTetheredNotification != null) { 49050cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn notificationManager.cancelAsUser(null, mTetheredNotification.icon, 49150cdf7c3069eb2cf82acbad73c322b7a5f3af4b1Dianne Hackborn UserHandle.ALL); 492a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt mTetheredNotification = null; 493a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt } 4945a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 4955a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 4962a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private class StateReceiver extends BroadcastReceiver { 497d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt public void onReceive(Context content, Intent intent) { 4982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt String action = intent.getAction(); 499770126a678ccc9328a89407ffc82f4d998b25427Mike Lockwood if (action.equals(UsbManager.ACTION_USB_STATE)) { 500b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 5016c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood boolean usbConnected = intent.getBooleanExtra(UsbManager.USB_CONNECTED, false); 5026c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood mRndisEnabled = intent.getBooleanExtra(UsbManager.USB_FUNCTION_RNDIS, false); 5036c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood // start tethering if we have a request pending 5046c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (usbConnected && mRndisEnabled && mUsbTetherRequested) { 5056c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood tetherUsb(true); 5066c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 5076c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood mUsbTetherRequested = false; 5086c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 5092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } else if (action.equals(ConnectivityManager.CONNECTIVITY_ACTION)) { 510adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt NetworkInfo networkInfo = (NetworkInfo)intent.getParcelableExtra( 511adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt ConnectivityManager.EXTRA_NETWORK_INFO); 512adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt if (networkInfo != null && 513adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt networkInfo.getDetailedState() != NetworkInfo.DetailedState.FAILED) { 514adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt if (VDBG) Log.d(TAG, "Tethering got CONNECTIVITY_ACTION"); 515adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_UPSTREAM_CHANGED); 516adfb0d0cf1fed4b42e65fb35cdc342ab99e9c6a5Robert Greenwalt } 517d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 518d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 519d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 520d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 5216c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood private void tetherUsb(boolean enable) { 522c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "tetherUsb " + enable); 5233c2a2f6789ee257e3838ffb0f3f117e08825ad5fMike Lockwood 52465ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt String[] ifaces = new String[0]; 52565ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt try { 526c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh ifaces = mNMService.listInterfaces(); 52765ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } catch (Exception e) { 5283c2a2f6789ee257e3838ffb0f3f117e08825ad5fMike Lockwood Log.e(TAG, "Error listing Interfaces", e); 52965ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt return; 53065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 53165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt for (String iface : ifaces) { 532a599fe7c0d8b4d4bdf4accb099cb17bebcb9088bRobert Greenwalt if (isUsb(iface)) { 5336c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood int result = (enable ? tether(iface) : untether(iface)); 5346c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (result == ConnectivityManager.TETHER_ERROR_NO_ERROR) { 5356c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood return; 53665ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 53765ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 53865ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 5396c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood Log.e(TAG, "unable start or stop USB tethering"); 54065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 54165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 54265ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt // configured when we start tethering and unconfig'd on error or conclusion 543d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt private boolean configureUsbIface(boolean enabled) { 544c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "configureUsbIface(" + enabled + ")"); 54565ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 5466c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood // toggle the USB interfaces 5476c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood String[] ifaces = new String[0]; 5483c2a2f6789ee257e3838ffb0f3f117e08825ad5fMike Lockwood try { 5496c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood ifaces = mNMService.listInterfaces(); 5506c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } catch (Exception e) { 5516c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood Log.e(TAG, "Error listing Interfaces", e); 5526c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood return false; 5536c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 5546c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood for (String iface : ifaces) { 5556c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (isUsb(iface)) { 5566c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood InterfaceConfiguration ifcg = null; 5576c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood try { 5586c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood ifcg = mNMService.getInterfaceConfig(iface); 5596c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (ifcg != null) { 5606c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood InetAddress addr = NetworkUtils.numericToInetAddress(USB_NEAR_IFACE_ADDR); 561ddba10622dfd3122cf99c795706754e0d41858c3Jeff Sharkey ifcg.setLinkAddress(new LinkAddress(addr, USB_PREFIX_LENGTH)); 5626c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (enabled) { 563ddba10622dfd3122cf99c795706754e0d41858c3Jeff Sharkey ifcg.setInterfaceUp(); 5646c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } else { 565ddba10622dfd3122cf99c795706754e0d41858c3Jeff Sharkey ifcg.setInterfaceDown(); 56665ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 567ddba10622dfd3122cf99c795706754e0d41858c3Jeff Sharkey ifcg.clearFlag("running"); 5686c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood mNMService.setInterfaceConfig(iface, ifcg); 56965ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 5706c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } catch (Exception e) { 5716c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood Log.e(TAG, "Error configuring interface " + iface, e); 5726c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood return false; 57365ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 57465ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 5756c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 57665ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 57765ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt return true; 57865ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 57965ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 580b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // TODO - return copies so people can't tamper 5812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public String[] getTetherableUsbRegexs() { 5822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return mTetherableUsbRegexs; 5832a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 5842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 5852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public String[] getTetherableWifiRegexs() { 5862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return mTetherableWifiRegexs; 5872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 5882a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 5896fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang public String[] getTetherableBluetoothRegexs() { 5906fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang return mTetherableBluetoothRegexs; 5916fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang } 5926fdd0c6274c81b337ad35b70480f881daf7354c3Danica Chang 5936c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood public int setUsbTethering(boolean enable) { 594c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "setUsbTethering(" + enable + ")"); 5956c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood UsbManager usbManager = (UsbManager)mContext.getSystemService(Context.USB_SERVICE); 5966c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood 597b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 5986c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (enable) { 5996c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (mRndisEnabled) { 6006c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood tetherUsb(true); 6016c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } else { 6026c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood mUsbTetherRequested = true; 6036c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood usbManager.setCurrentFunction(UsbManager.USB_FUNCTION_RNDIS, false); 6046c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 6056c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } else { 6066c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood tetherUsb(false); 6076c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood if (mRndisEnabled) { 6086c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood usbManager.setCurrentFunction(null, false); 6096c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 6106c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood mUsbTetherRequested = false; 6116c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 6126c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 6136c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood return ConnectivityManager.TETHER_ERROR_NO_ERROR; 6146c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood } 6156c2260b3af3a9243aa7f04cf03106f31817cb4c1Mike Lockwood 616ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt public int[] getUpstreamIfaceTypes() { 617b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt int values[]; 618b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 619b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt updateConfiguration(); 620b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt values = new int[mUpstreamIfaceTypes.size()]; 621b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Iterator<Integer> iterator = mUpstreamIfaceTypes.iterator(); 622b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (int i=0; i < mUpstreamIfaceTypes.size(); i++) { 623b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt values[i] = iterator.next(); 624b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 625ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 626ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt return values; 627c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt } 628c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt 629ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt public void checkDunRequired() { 630bf6f6f9de72c9fd15e6bda9f228c05a9b37d6324Jeff Brown int secureSetting = Settings.Global.getInt(mContext.getContentResolver(), 631bf6f6f9de72c9fd15e6bda9f228c05a9b37d6324Jeff Brown Settings.Global.TETHER_DUN_REQUIRED, 2); 632b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 633b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // 2 = not set, 0 = DUN not required, 1 = DUN required 634b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (secureSetting != 2) { 635b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt int requiredApn = (secureSetting == 1 ? 636b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt ConnectivityManager.TYPE_MOBILE_DUN : 637b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt ConnectivityManager.TYPE_MOBILE_HIPRI); 638b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (requiredApn == ConnectivityManager.TYPE_MOBILE_DUN) { 639b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt while (mUpstreamIfaceTypes.contains(MOBILE_TYPE)) { 640b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.remove(MOBILE_TYPE); 641b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 642b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt while (mUpstreamIfaceTypes.contains(HIPRI_TYPE)) { 643b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.remove(HIPRI_TYPE); 644b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 645b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (mUpstreamIfaceTypes.contains(DUN_TYPE) == false) { 646b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.add(DUN_TYPE); 647b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 648b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } else { 649b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt while (mUpstreamIfaceTypes.contains(DUN_TYPE)) { 650b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.remove(DUN_TYPE); 651b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 652b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (mUpstreamIfaceTypes.contains(MOBILE_TYPE) == false) { 653b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.add(MOBILE_TYPE); 654b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 655b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (mUpstreamIfaceTypes.contains(HIPRI_TYPE) == false) { 656b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mUpstreamIfaceTypes.add(HIPRI_TYPE); 657b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 658ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 659b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 660b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (mUpstreamIfaceTypes.contains(DUN_TYPE)) { 661b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mPreferredUpstreamMobileApn = ConnectivityManager.TYPE_MOBILE_DUN; 662ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } else { 663b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mPreferredUpstreamMobileApn = ConnectivityManager.TYPE_MOBILE_HIPRI; 664ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 66549348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt } 666c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt } 667c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt 668b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // TODO review API - maybe return ArrayList<String> here and below? 6692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public String[] getTetheredIfaces() { 6702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt ArrayList<String> list = new ArrayList<String>(); 671b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 6722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Set keys = mIfaces.keySet(); 6732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (Object key : keys) { 6742a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(key); 6752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm.isTethered()) { 6762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt list.add((String)key); 6772a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 6782a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 6792a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 6802a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt String[] retVal = new String[list.size()]; 6812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (int i=0; i < list.size(); i++) { 6822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retVal[i] = list.get(i); 6832a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 6842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retVal; 6852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 6862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 687cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey public String[] getTetheredIfacePairs() { 688cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey final ArrayList<String> list = Lists.newArrayList(); 689b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 690cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey for (TetherInterfaceSM sm : mIfaces.values()) { 691cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey if (sm.isTethered()) { 692cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey list.add(sm.mMyUpstreamIfaceName); 693cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey list.add(sm.mIfaceName); 694cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey } 695cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey } 696cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey } 697cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey return list.toArray(new String[list.size()]); 698cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey } 699cdd02c5d76d3dd4e21b5bb922d7fcfb86efec85fJeff Sharkey 7002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public String[] getTetherableIfaces() { 7012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt ArrayList<String> list = new ArrayList<String>(); 702b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 7032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Set keys = mIfaces.keySet(); 7042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (Object key : keys) { 7052a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = mIfaces.get(key); 7062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (sm.isAvailable()) { 7072a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt list.add((String)key); 7082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 7092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 7102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 7112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt String[] retVal = new String[list.size()]; 7122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (int i=0; i < list.size(); i++) { 7132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retVal[i] = list.get(i); 7142a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 7152a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retVal; 7162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 7172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 7185a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt public String[] getErroredIfaces() { 7195a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ArrayList<String> list = new ArrayList<String>(); 720b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 7215a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt Set keys = mIfaces.keySet(); 7225a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt for (Object key : keys) { 7235a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt TetherInterfaceSM sm = mIfaces.get(key); 7245a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt if (sm.isErrored()) { 7255a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt list.add((String)key); 7265a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 7275a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 7285a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 7295a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt String[] retVal = new String[list.size()]; 7305a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt for (int i= 0; i< list.size(); i++) { 7315a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt retVal[i] = list.get(i); 7325a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 7335a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt return retVal; 7345a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 7355a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 7361ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo //TODO: Temporary handling upstream change triggered without 7371ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo // CONNECTIVITY_ACTION. Only to accomodate interface 7381ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo // switch during HO. 7391ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo // @see bug/4455071 7401ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo public void handleTetherIfaceChange() { 7411ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo mTetherMasterSM.sendMessage(TetherMasterSM.CMD_UPSTREAM_CHANGED); 7421ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo } 7431ccb10e25d5af8ef1d997b0ed2291dbbcaacf44eKazuhiro Ondo 74464c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class TetherInterfaceSM extends StateMachine { 7452a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it's not in tether mode 7466a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_TETHER_MODE_DEAD = 1; 7472a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // request from the user that it wants to tether 7486a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_TETHER_REQUESTED = 2; 7492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // request from the user that it wants to untether 7506a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_TETHER_UNREQUESTED = 3; 7512a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification that this interface is down 7526a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_INTERFACE_DOWN = 4; 7532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification that this interface is up 7546a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_INTERFACE_UP = 5; 7552a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had an error turning on cellular dun 7566a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_CELL_DUN_ERROR = 6; 7572a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had trouble enabling IP Forwarding 7586a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_IP_FORWARDING_ENABLE_ERROR = 7; 7592a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had trouble disabling IP Forwarding 7606a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_IP_FORWARDING_DISABLE_ERROR = 8; 7612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had trouble staring tethering 7626a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_START_TETHERING_ERROR = 9; 7632a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had trouble stopping tethering 7646a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_STOP_TETHERING_ERROR = 10; 7652a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // notification from the master SM that it had trouble setting the DNS forwarders 7666a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_SET_DNS_FORWARDERS_ERROR = 11; 7676a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt // the upstream connection has changed 768951749ba2e014566553d17c512e947472951a060Wink Saville static final int CMD_TETHER_CONNECTION_CHANGED = 12; 7692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 77064c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mDefaultState; 7712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 77264c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mInitialState; 77364c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mStartingState; 77464c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mTetheredState; 7752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 77664c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mUnavailableState; 7772a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 7782a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private boolean mAvailable; 7792a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private boolean mTethered; 7805a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt int mLastError; 7812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 7822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt String mIfaceName; 7836a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt String mMyUpstreamIfaceName; // may change over time 7846a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt 78565ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt boolean mUsb; 7862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 787dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt TetherInterfaceSM(String name, Looper looper, boolean usb) { 788dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt super(name, looper); 7892a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mIfaceName = name; 79065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt mUsb = usb; 7915a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); 7922a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 7932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mInitialState = new InitialState(); 7942a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mInitialState); 7952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mStartingState = new StartingState(); 7962a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mStartingState); 7972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mTetheredState = new TetheredState(); 7982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mTetheredState); 7992a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mUnavailableState = new UnavailableState(); 8002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mUnavailableState); 8012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 8022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setInitialState(mInitialState); 8032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 8052a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public String toString() { 8062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt String res = new String(); 8072a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt res += mIfaceName + " - "; 80864c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville IState current = getCurrentState(); 8092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (current == mInitialState) res += "InitialState"; 8102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (current == mStartingState) res += "StartingState"; 8112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (current == mTetheredState) res += "TetheredState"; 8122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (current == mUnavailableState) res += "UnavailableState"; 8132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (mAvailable) res += " - Available"; 8142a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (mTethered) res += " - Tethered"; 8155a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt res += " - lastError =" + mLastError; 8162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return res; 8172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8182a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 819b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt public int getLastError() { 820b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 821b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return mLastError; 822b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8235a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 8245a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 825b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt private void setLastError(int error) { 826b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 827b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mLastError = error; 8285a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 829b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (isErrored()) { 830b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (mUsb) { 831b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // note everything's been unwound by this point so nothing to do on 832b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt // further error.. 833b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Tethering.this.configureUsbIface(false); 834b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8355a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 8365a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 8375a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt } 8385a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 839b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt public boolean isAvailable() { 840b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 841b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return mAvailable; 842b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8432a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8442a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 845b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt private void setAvailable(boolean available) { 846b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 847b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mAvailable = available; 848b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 851b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt public boolean isTethered() { 852b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 853b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return mTethered; 854b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8552a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8562a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 857b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt private void setTethered(boolean tethered) { 858b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 859b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt mTethered = tethered; 860b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8622a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 863b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt public boolean isErrored() { 864b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (Tethering.this.mPublicSync) { 865b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt return (mLastError != ConnectivityManager.TETHER_ERROR_NO_ERROR); 866b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 8672a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 86964c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class InitialState extends State { 8702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 8712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 8722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setAvailable(true); 8732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setTethered(false); 8742a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sendTetherStateChangedBroadcast(); 8752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 8772a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 8782a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 879fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "InitialState.processMessage what=" + message.what); 8802a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 8812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 8822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_REQUESTED: 8835a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); 8846a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_REQUESTED, 8856a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt TetherInterfaceSM.this); 8862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mStartingState); 8872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 8882a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_INTERFACE_DOWN: 8892a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mUnavailableState); 8902a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 8912a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 8922a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 8932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 8942a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 8962a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 8982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 89964c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class StartingState extends State { 9002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 9012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 9022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setAvailable(false); 90365ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt if (mUsb) { 904d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt if (!Tethering.this.configureUsbIface(true)) { 9056a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, 9066a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt TetherInterfaceSM.this); 9075a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); 9085a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 909951749ba2e014566553d17c512e947472951a060Wink Saville transitionTo(mInitialState); 91065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt return; 91165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 91265ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 9132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sendTetherStateChangedBroadcast(); 9146a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt 915951749ba2e014566553d17c512e947472951a060Wink Saville // Skipping StartingState 916951749ba2e014566553d17c512e947472951a060Wink Saville transitionTo(mTetheredState); 9172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 9182a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 9192a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 920fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "StartingState.processMessage what=" + message.what); 9212a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 9222a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 9232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // maybe a parent class? 9242a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_UNREQUESTED: 9256a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, 9266a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt TetherInterfaceSM.this); 92765ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt if (mUsb) { 928d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt if (!Tethering.this.configureUsbIface(false)) { 9295a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastErrorAndTransitionToInitialState( 9305a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); 93165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt break; 93265ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 93365ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 9342a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mInitialState); 9352a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 9362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_CELL_DUN_ERROR: 9372a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_IP_FORWARDING_ENABLE_ERROR: 9382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_IP_FORWARDING_DISABLE_ERROR: 9392a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_START_TETHERING_ERROR: 9402a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_STOP_TETHERING_ERROR: 9412a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_SET_DNS_FORWARDERS_ERROR: 9425a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastErrorAndTransitionToInitialState( 9435a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_MASTER_ERROR); 9442a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 9452a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_INTERFACE_DOWN: 9466a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, 9476a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt TetherInterfaceSM.this); 9482a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mUnavailableState); 9492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 9502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 9512a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 9522a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 9532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 9542a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 9552a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 9562a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 95764c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class TetheredState extends State { 9582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 9592a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 9602a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 961c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.tetherInterface(mIfaceName); 9622a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) { 9633b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt Log.e(TAG, "Error Tethering: " + e.toString()); 9645a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_TETHER_IFACE_ERROR); 9655a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt 966951749ba2e014566553d17c512e947472951a060Wink Saville transitionTo(mInitialState); 9672a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 9682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 969c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (DBG) Log.d(TAG, "Tethered " + mIfaceName); 9702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setAvailable(false); 9712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setTethered(true); 9722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sendTetherStateChangedBroadcast(); 9732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 974731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt 975b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt private void cleanupUpstream() { 976731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt if (mMyUpstreamIfaceName != null) { 977731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt // note that we don't care about errors here. 978731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt // sometimes interfaces are gone before we get 979731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt // to remove their rules, which generates errors. 980731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt // just do the best we can. 981731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt try { 982731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt // about to tear down NAT; gather remaining statistics 983731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt mStatsService.forceUpdate(); 984731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } catch (Exception e) { 985731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt if (VDBG) Log.e(TAG, "Exception in forceUpdate: " + e.toString()); 986731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } 987731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt try { 988731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt mNMService.disableNat(mIfaceName, mMyUpstreamIfaceName); 989731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } catch (Exception e) { 990731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt if (VDBG) Log.e(TAG, "Exception in disableNat: " + e.toString()); 991731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } 992731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt mMyUpstreamIfaceName = null; 993731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } 994731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt return; 995731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt } 996731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt 9972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 9982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 999fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "TetheredState.processMessage what=" + message.what); 10002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 10012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean error = false; 10022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 10032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_UNREQUESTED: 10042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_INTERFACE_DOWN: 1005731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt cleanupUpstream(); 10062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1007c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.untetherInterface(mIfaceName); 10082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) { 10095a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastErrorAndTransitionToInitialState( 10105a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); 10112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 10136a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTetherMasterSM.sendMessage(TetherMasterSM.CMD_TETHER_MODE_UNREQUESTED, 10146a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt TetherInterfaceSM.this); 10152a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (message.what == CMD_TETHER_UNREQUESTED) { 101665ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt if (mUsb) { 1017d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt if (!Tethering.this.configureUsbIface(false)) { 10185a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError( 10195a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); 102065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 102165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 10225a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt transitionTo(mInitialState); 10232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } else if (message.what == CMD_INTERFACE_DOWN) { 10242a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mUnavailableState); 10252a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 1026c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (DBG) Log.d(TAG, "Untethered " + mIfaceName); 10272a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10286a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt case CMD_TETHER_CONNECTION_CHANGED: 10296a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt String newUpstreamIfaceName = (String)(message.obj); 10301039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt if ((mMyUpstreamIfaceName == null && newUpstreamIfaceName == null) || 10311039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt (mMyUpstreamIfaceName != null && 10321039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt mMyUpstreamIfaceName.equals(newUpstreamIfaceName))) { 1033c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) Log.d(TAG, "Connection changed noop - dropping"); 10341039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt break; 10351039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt } 1036731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt cleanupUpstream(); 10376a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt if (newUpstreamIfaceName != null) { 10386a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt try { 1039c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.enableNat(mIfaceName, newUpstreamIfaceName); 10406a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } catch (Exception e) { 10413b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt Log.e(TAG, "Exception enabling Nat: " + e.toString()); 10426a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt try { 1043c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.untetherInterface(mIfaceName); 10446a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } catch (Exception ee) {} 10456a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt 10466a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_ENABLE_NAT_ERROR); 10476a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt transitionTo(mInitialState); 10486a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt return true; 10496a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 10506a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 10516a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mMyUpstreamIfaceName = newUpstreamIfaceName; 10526a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt break; 10532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_CELL_DUN_ERROR: 10542a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_IP_FORWARDING_ENABLE_ERROR: 10552a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_IP_FORWARDING_DISABLE_ERROR: 10562a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_START_TETHERING_ERROR: 10572a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_STOP_TETHERING_ERROR: 10582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_SET_DNS_FORWARDERS_ERROR: 10592a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt error = true; 10602a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // fall through 10612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_DEAD: 1062731026c2df0daff1a2ff5a4c1cf44f3891995dd8Robert Greenwalt cleanupUpstream(); 10632a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1064c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.untetherInterface(mIfaceName); 10652a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) { 10665a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastErrorAndTransitionToInitialState( 10675a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_UNTETHER_IFACE_ERROR); 10682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 10702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (error) { 10715a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastErrorAndTransitionToInitialState( 10725a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt ConnectivityManager.TETHER_ERROR_MASTER_ERROR); 10732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10742a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 1075fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "Tether lost upstream connection " + mIfaceName); 10762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sendTetherStateChangedBroadcast(); 107765ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt if (mUsb) { 1078d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt if (!Tethering.this.configureUsbIface(false)) { 10795a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_IFACE_CFG_ERROR); 108065ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 108165ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt } 10822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mInitialState); 10832a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 10852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 10862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 10872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 10882a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 10892a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 10902a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 10912a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 109264c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class UnavailableState extends State { 10932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 10942a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 10952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setAvailable(false); 10965a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(ConnectivityManager.TETHER_ERROR_NO_ERROR); 10972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setTethered(false); 10982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt sendTetherStateChangedBroadcast(); 10992a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 11012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 11022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 11032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 11042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_INTERFACE_UP: 11052a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt transitionTo(mInitialState); 11062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 11072a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 11082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 11092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 11102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 11122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11142a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 11155a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt void setLastErrorAndTransitionToInitialState(int error) { 11165a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt setLastError(error); 11175a73506cdd466f2b96686ced3ff0f7ca224d1143Robert Greenwalt transitionTo(mInitialState); 11182a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 111965ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt 11202a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11212a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 112264c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class TetherMasterSM extends StateMachine { 11232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // an interface SM has requested Tethering 11242a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt static final int CMD_TETHER_MODE_REQUESTED = 1; 11252a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // an interface SM has unrequested Tethering 11262a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt static final int CMD_TETHER_MODE_UNREQUESTED = 2; 11276a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt // upstream connection change - do the right thing 11286a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_UPSTREAM_CHANGED = 3; 11292a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // we received notice that the cellular DUN connection is up 11306a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt static final int CMD_CELL_CONNECTION_RENEW = 4; 11316a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt // we don't have a valid upstream conn, check again after a delay 1132951749ba2e014566553d17c512e947472951a060Wink Saville static final int CMD_RETRY_UPSTREAM = 5; 11332a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 11342a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // This indicates what a timeout event relates to. A state that 11352a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // sends itself a delayed timeout event and handles incoming timeout events 11362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // should inc this when it is entered and whenever it sends a new timeout event. 11372a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt // We do not flush the old ones. 11382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt private int mSequenceNumber; 11392a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 114064c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mInitialState; 114164c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mTetherModeAliveState; 11422a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 114364c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mSetIpForwardingEnabledErrorState; 114464c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mSetIpForwardingDisabledErrorState; 114564c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mStartTetheringErrorState; 114664c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mStopTetheringErrorState; 114764c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville private State mSetDnsForwardersErrorState; 11482a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 114968ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt private ArrayList<TetherInterfaceSM> mNotifyList; 11502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 11511039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt private int mCurrentConnectionSequence; 1152ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt private int mMobileApnReserved = ConnectivityManager.TYPE_NONE; 11532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 1154b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt private String mUpstreamIfaceName = null; 1155b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt 11566a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt private static final int UPSTREAM_SETTLE_TIME_MS = 10000; 11576a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt private static final int CELL_CONNECTION_RENEW_MS = 40000; 11582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 1159dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt TetherMasterSM(String name, Looper looper) { 1160dfadaeac088cabce854d8f476405cd412f82593aRobert Greenwalt super(name, looper); 11612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 11622a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt //Add states 11632a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mInitialState = new InitialState(); 11642a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mInitialState); 11652a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mTetherModeAliveState = new TetherModeAliveState(); 11662a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mTetherModeAliveState); 11672a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 11682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mSetIpForwardingEnabledErrorState = new SetIpForwardingEnabledErrorState(); 11692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mSetIpForwardingEnabledErrorState); 11702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mSetIpForwardingDisabledErrorState = new SetIpForwardingDisabledErrorState(); 11712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mSetIpForwardingDisabledErrorState); 11722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mStartTetheringErrorState = new StartTetheringErrorState(); 11732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mStartTetheringErrorState); 11742a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mStopTetheringErrorState = new StopTetheringErrorState(); 11752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mStopTetheringErrorState); 11762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mSetDnsForwardersErrorState = new SetDnsForwardersErrorState(); 11772a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt addState(mSetDnsForwardersErrorState); 11782a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 117968ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt mNotifyList = new ArrayList<TetherInterfaceSM>(); 11802a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt setInitialState(mInitialState); 11812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 11822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 118364c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class TetherMasterUtilState extends State { 11846a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt protected final static boolean TRY_TO_SETUP_MOBILE_CONNECTION = true; 11856a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt protected final static boolean WAIT_FOR_NETWORK_TO_SETTLE = false; 11866a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt 1187d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt @Override 1188d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt public boolean processMessage(Message m) { 1189d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return false; 1190d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1191ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt protected String enableString(int apnType) { 1192ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt switch (apnType) { 1193ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt case ConnectivityManager.TYPE_MOBILE_DUN: 1194ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt return Phone.FEATURE_ENABLE_DUN_ALWAYS; 1195ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt case ConnectivityManager.TYPE_MOBILE: 1196ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt case ConnectivityManager.TYPE_MOBILE_HIPRI: 1197ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt return Phone.FEATURE_ENABLE_HIPRI; 1198ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 1199ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt return null; 1200ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } 1201ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt protected boolean turnOnUpstreamMobileConnection(int apnType) { 12021039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt boolean retValue = true; 1203ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (apnType == ConnectivityManager.TYPE_NONE) return false; 1204ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (apnType != mMobileApnReserved) turnOffUpstreamMobileConnection(); 1205a639b311e93ad14d9ee5c2b2c215ed2d86c32d2aWink Saville int result = PhoneConstants.APN_REQUEST_FAILED; 1206ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt String enableString = enableString(apnType); 1207ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (enableString == null) return false; 1208d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 12093b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt result = mConnService.startUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, 1210ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt enableString, new Binder()); 1211d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1212d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 12131039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt switch (result) { 1214a639b311e93ad14d9ee5c2b2c215ed2d86c32d2aWink Saville case PhoneConstants.APN_ALREADY_ACTIVE: 1215a639b311e93ad14d9ee5c2b2c215ed2d86c32d2aWink Saville case PhoneConstants.APN_REQUEST_STARTED: 1216ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt mMobileApnReserved = apnType; 12171039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt Message m = obtainMessage(CMD_CELL_CONNECTION_RENEW); 12181039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt m.arg1 = ++mCurrentConnectionSequence; 12191039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt sendMessageDelayed(m, CELL_CONNECTION_RENEW_MS); 12206a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt break; 1221a639b311e93ad14d9ee5c2b2c215ed2d86c32d2aWink Saville case PhoneConstants.APN_REQUEST_FAILED: 12226a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt default: 12231039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt retValue = false; 12246a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt break; 12256a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 12266a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt 1227d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return retValue; 1228d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1229ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt protected boolean turnOffUpstreamMobileConnection() { 1230c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt // ignore pending renewal requests 1231c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt ++mCurrentConnectionSequence; 1232ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (mMobileApnReserved != ConnectivityManager.TYPE_NONE) { 12336a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt try { 12343b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt mConnService.stopUsingNetworkFeature(ConnectivityManager.TYPE_MOBILE, 1235ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt enableString(mMobileApnReserved)); 12366a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } catch (Exception e) { 12376a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt return false; 12386a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 1239ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt mMobileApnReserved = ConnectivityManager.TYPE_NONE; 1240d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1241d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return true; 1242d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 12436a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt protected boolean turnOnMasterTetherSettings() { 1244d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 1245c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.setIpForwardingEnabled(true); 1246d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1247951749ba2e014566553d17c512e947472951a060Wink Saville transitionTo(mSetIpForwardingEnabledErrorState); 1248d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return false; 1249d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1250d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 1251c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.startTethering(mDhcpRange); 1252d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1253547e4e757b539e19694ff6e35b3d4a856f965e5bRobert Greenwalt try { 1254c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.stopTethering(); 1255c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.startTethering(mDhcpRange); 1256547e4e757b539e19694ff6e35b3d4a856f965e5bRobert Greenwalt } catch (Exception ee) { 1257547e4e757b539e19694ff6e35b3d4a856f965e5bRobert Greenwalt transitionTo(mStartTetheringErrorState); 1258547e4e757b539e19694ff6e35b3d4a856f965e5bRobert Greenwalt return false; 1259547e4e757b539e19694ff6e35b3d4a856f965e5bRobert Greenwalt } 1260d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1261d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 1262bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt mNMService.setDnsForwarders(mDefaultDnsServers); 1263d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1264951749ba2e014566553d17c512e947472951a060Wink Saville transitionTo(mSetDnsForwardersErrorState); 1265d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return false; 1266d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1267d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return true; 1268d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 12696a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt protected boolean turnOffMasterTetherSettings() { 1270d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 1271c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.stopTethering(); 1272d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1273d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt transitionTo(mStopTetheringErrorState); 1274d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return false; 1275d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1276d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt try { 1277c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.setIpForwardingEnabled(false); 1278d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } catch (Exception e) { 1279d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt transitionTo(mSetIpForwardingDisabledErrorState); 1280d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return false; 1281d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1282d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt transitionTo(mInitialState); 1283d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt return true; 1284d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt } 1285ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 1286ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt protected void chooseUpstreamType(boolean tryCell) { 1287ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt int upType = ConnectivityManager.TYPE_NONE; 1288ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt String iface = null; 128905d8936f275762bab0d66c6337e352388c8eeee0Robert Greenwalt 129049348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt updateConfiguration(); 129149348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 1292b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 1293b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if (VDBG) { 1294b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Log.d(TAG, "chooseUpstreamType has upstream iface types:"); 1295b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (Integer netType : mUpstreamIfaceTypes) { 1296b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt Log.d(TAG, " " + netType); 1297b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 129849348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt } 129949348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 1300b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (Integer netType : mUpstreamIfaceTypes) { 1301b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt NetworkInfo info = null; 1302b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt try { 1303b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt info = mConnService.getNetworkInfo(netType.intValue()); 1304b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } catch (RemoteException e) { } 1305b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt if ((info != null) && info.isConnected()) { 1306b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt upType = netType.intValue(); 1307b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt break; 1308b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 1309c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt } 1310c9d5fb7c95f158d9a31d534895373afcfad77806Robert Greenwalt } 13111039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt 1312fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) { 1313ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt Log.d(TAG, "chooseUpstreamType(" + tryCell + "), preferredApn =" 1314ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt + mPreferredUpstreamMobileApn + ", got type=" + upType); 1315924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt } 1316ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 1317ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt // if we're on DUN, put our own grab on it 1318ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (upType == ConnectivityManager.TYPE_MOBILE_DUN || 1319ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt upType == ConnectivityManager.TYPE_MOBILE_HIPRI) { 1320ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt turnOnUpstreamMobileConnection(upType); 1321c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt } else if (upType != ConnectivityManager.TYPE_NONE) { 1322c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt /* If we've found an active upstream connection that's not DUN/HIPRI 1323c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt * we should stop any outstanding DUN/HIPRI start requests. 1324c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt * 1325c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt * If we found NONE we don't want to do this as we want any previous 1326c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt * requests to keep trying to bring up something we can use. 1327c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt */ 1328c9dac1185d6944e4bdb851a06ae07ea3621042bfRobert Greenwalt turnOffUpstreamMobileConnection(); 13296a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 1330ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 1331ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (upType == ConnectivityManager.TYPE_NONE) { 1332ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt boolean tryAgainLater = true; 1333ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if ((tryCell == TRY_TO_SETUP_MOBILE_CONNECTION) && 1334ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt (turnOnUpstreamMobileConnection(mPreferredUpstreamMobileApn) == true)) { 1335ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt // we think mobile should be coming up - don't set a retry 1336ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt tryAgainLater = false; 13371039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt } 1338ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt if (tryAgainLater) { 13391039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt sendMessageDelayed(CMD_RETRY_UPSTREAM, UPSTREAM_SETTLE_TIME_MS); 134077e638dee8b8b0f9c0fcb5403f8c6fb97b52826fRobert Greenwalt } 1341ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } else { 1342ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt LinkProperties linkProperties = null; 1343ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt try { 13443b28e9a3daede9eac44faeb736ab4c8386ddd089Robert Greenwalt linkProperties = mConnService.getLinkProperties(upType); 1345ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt } catch (RemoteException e) { } 1346bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt if (linkProperties != null) { 1347bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt iface = linkProperties.getInterfaceName(); 1348bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt String[] dnsServers = mDefaultDnsServers; 1349bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt Collection<InetAddress> dnses = linkProperties.getDnses(); 1350bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt if (dnses != null) { 13514f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt // we currently only handle IPv4 13524f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt ArrayList<InetAddress> v4Dnses = 13534f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt new ArrayList<InetAddress>(dnses.size()); 13544f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt for (InetAddress dnsAddress : dnses) { 13554f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt if (dnsAddress instanceof Inet4Address) { 13564f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt v4Dnses.add(dnsAddress); 13574f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt } 13584f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt } 13594f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt if (v4Dnses.size() > 0) { 13604f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt dnsServers = NetworkUtils.makeStrings(v4Dnses); 13614f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt } 1362bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt } 1363bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt try { 1364bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt mNMService.setDnsForwarders(dnsServers); 1365bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt } catch (Exception e) { 1366bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt transitionTo(mSetDnsForwardersErrorState); 1367bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt } 1368bb4fd0b4442301a7c64b52a1241a9d0cd4a75d0bRobert Greenwalt } 13696a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 1370b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt notifyTetheredOfNewUpstreamIface(iface); 13716a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 1372ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt 1373b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt protected void notifyTetheredOfNewUpstreamIface(String ifaceName) { 1374fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "notifying tethered with iface =" + ifaceName); 1375b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt mUpstreamIfaceName = ifaceName; 137668ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt for (TetherInterfaceSM sm : mNotifyList) { 13776a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, 13786a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt ifaceName); 13792a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 13802a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 13812a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 13822a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 13836a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt class InitialState extends TetherMasterUtilState { 13842a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 13852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 13862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 13872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 13882a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 1389fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "MasterInitialState.processMessage what=" + message.what); 13902a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 13912a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 13922a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_REQUESTED: 13932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM who = (TetherInterfaceSM)message.obj; 139468ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (VDBG) Log.d(TAG, "Tether Mode requested by " + who); 13952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mNotifyList.add(who); 13966a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt transitionTo(mTetherModeAliveState); 13972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 13982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_UNREQUESTED: 13992a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt who = (TetherInterfaceSM)message.obj; 140068ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (VDBG) Log.d(TAG, "Tether Mode unrequested by " + who); 14012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt int index = mNotifyList.indexOf(who); 14022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (index != -1) { 14036a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mNotifyList.remove(who); 14042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14052a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 14062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 14072a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 14082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 14092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14102a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 14112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 1414d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt class TetherModeAliveState extends TetherMasterUtilState { 141519b9ab46a9faee6031aaf6c78748401943fea117Robert Greenwalt boolean mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; 14162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 14172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 14184f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt turnOnMasterTetherSettings(); // may transition us out 14194f74d552d54fd26bc377f333fccb671d20519b3eRobert Greenwalt 142019b9ab46a9faee6031aaf6c78748401943fea117Robert Greenwalt mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; // better try something first pass 142119b9ab46a9faee6031aaf6c78748401943fea117Robert Greenwalt // or crazy tests cases will fail 14226a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt chooseUpstreamType(mTryCell); 14236a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTryCell = !mTryCell; 14246a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 14256a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt @Override 14266a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt public void exit() { 1427ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt turnOffUpstreamMobileConnection(); 1428b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt notifyTetheredOfNewUpstreamIface(null); 14292a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14302a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 14312a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 1432fd1be2bc1ebfccf9d111dbe3451293d6e31e4af1Robert Greenwalt if (DBG) Log.d(TAG, "TetherModeAliveState.processMessage what=" + message.what); 14332a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 14342a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 14352a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_REQUESTED: 14362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM who = (TetherInterfaceSM)message.obj; 143768ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (VDBG) Log.d(TAG, "Tether Mode requested by " + who); 14382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mNotifyList.add(who); 1439b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt who.sendMessage(TetherInterfaceSM.CMD_TETHER_CONNECTION_CHANGED, 1440b37f0c6513241f79a6ea0e3c162dc540d028b60cRobert Greenwalt mUpstreamIfaceName); 14412a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 14422a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_UNREQUESTED: 14432a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt who = (TetherInterfaceSM)message.obj; 144468ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (VDBG) Log.d(TAG, "Tether Mode unrequested by " + who); 14452a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt int index = mNotifyList.indexOf(who); 14462a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (index != -1) { 144768ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (DBG) Log.d(TAG, "TetherModeAlive removing notifyee " + who); 14482a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mNotifyList.remove(index); 14492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (mNotifyList.isEmpty()) { 1450d70a3d4e2d356aab4cac313f1f9d8272a5e3e8d0Robert Greenwalt turnOffMasterTetherSettings(); // transitions appropriately 145168ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt } else { 145268ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt if (DBG) { 145368ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt Log.d(TAG, "TetherModeAlive still has " + mNotifyList.size() + 145468ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt " live requests:"); 145568ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt for (Object o : mNotifyList) Log.d(TAG, " " + o); 145668ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt } 14572a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 145868ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt } else { 145968ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt Log.e(TAG, "TetherModeAliveState UNREQUESTED has unknown who: " + who); 14602a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 14626a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt case CMD_UPSTREAM_CHANGED: 146305d8936f275762bab0d66c6337e352388c8eeee0Robert Greenwalt // need to try DUN immediately if Wifi goes down 146405d8936f275762bab0d66c6337e352388c8eeee0Robert Greenwalt mTryCell = !WAIT_FOR_NETWORK_TO_SETTLE; 14656a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt chooseUpstreamType(mTryCell); 14666a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt mTryCell = !mTryCell; 14672a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 14686a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt case CMD_CELL_CONNECTION_RENEW: 14696a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt // make sure we're still using a requested connection - may have found 14706a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt // wifi or something since then. 14711039872f597995cab2f88b9c841f8c2b8e71c451Robert Greenwalt if (mCurrentConnectionSequence == message.arg1) { 1472c9acde9aa6cf21598640aeebb7d908f1926a48ddWink Saville if (VDBG) { 1473924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt Log.d(TAG, "renewing mobile connection - requeuing for another " + 1474924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt CELL_CONNECTION_RENEW_MS + "ms"); 1475924cc94caaab5e9ad0714e0877e871290316e2b1Robert Greenwalt } 1476ccf83af1017b7b1eaf12f6ec3d2cb2137a7cdda9Robert Greenwalt turnOnUpstreamMobileConnection(mMobileApnReserved); 14776a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt } 147865ae29bd852ff468ad003af241d5177fe016c74aRobert Greenwalt break; 147901758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo case CMD_RETRY_UPSTREAM: 148001758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo chooseUpstreamType(mTryCell); 148101758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo mTryCell = !mTryCell; 148201758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo break; 148301758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo default: 148401758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo retValue = false; 148501758e81b3ad89934581885bb2fc7006510ec639Kazuhiro Ondo break; 14862a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 14882a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14892a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 14902a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 149164c42cae4482fe0157e977b8ddd0f2c2436b3f31Wink Saville class ErrorState extends State { 14922a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt int mErrorNotification; 14932a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 14942a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public boolean processMessage(Message message) { 14952a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt boolean retValue = true; 14962a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt switch (message.what) { 14972a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt case CMD_TETHER_MODE_REQUESTED: 14982a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM who = (TetherInterfaceSM)message.obj; 14996a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt who.sendMessage(mErrorNotification); 15002a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt break; 15012a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt default: 15022a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt retValue = false; 15032a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15042a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return retValue; 15052a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15062a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt void notify(int msgType) { 15072a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt mErrorNotification = msgType; 15082a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (Object o : mNotifyList) { 15092a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt TetherInterfaceSM sm = (TetherInterfaceSM)o; 15106a1967c9088b9f05665462efa9d98210143500bdRobert Greenwalt sm.sendMessage(msgType); 15112a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15122a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15132a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 15142a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15152a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt class SetIpForwardingEnabledErrorState extends ErrorState { 15162a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 15172a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 15182a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Error in setIpForwardingEnabled"); 15192a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt notify(TetherInterfaceSM.CMD_IP_FORWARDING_ENABLE_ERROR); 15202a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15212a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15222a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 15232a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt class SetIpForwardingDisabledErrorState extends ErrorState { 15242a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 15252a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 15262a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Error in setIpForwardingDisabled"); 15272a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt notify(TetherInterfaceSM.CMD_IP_FORWARDING_DISABLE_ERROR); 15282a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15292a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15302a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 15312a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt class StartTetheringErrorState extends ErrorState { 15322a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 15332a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 15342a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Error in startTethering"); 15352a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt notify(TetherInterfaceSM.CMD_START_TETHERING_ERROR); 15362a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1537c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.setIpForwardingEnabled(false); 15382a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) {} 15392a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15402a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15412a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 15422a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt class StopTetheringErrorState extends ErrorState { 15432a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 15442a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 15452a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Error in stopTethering"); 15462a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt notify(TetherInterfaceSM.CMD_STOP_TETHERING_ERROR); 15472a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1548c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.setIpForwardingEnabled(false); 15492a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) {} 15502a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15512a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15522a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 15532a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt class SetDnsForwardersErrorState extends ErrorState { 15542a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt @Override 15552a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void enter() { 15562a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Log.e(TAG, "Error in setDnsForwarders"); 15572a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt notify(TetherInterfaceSM.CMD_SET_DNS_FORWARDERS_ERROR); 15582a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1559c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.stopTethering(); 15602a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) {} 15612a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt try { 1562c9338305bf4d5cfb9ec2a1d64144d8cef32a00a5Chia-chi Yeh mNMService.setIpForwardingEnabled(false); 15632a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } catch (Exception e) {} 15642a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 1565d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 1566d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 1567d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt 15682a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt public void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 15692a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt if (mContext.checkCallingOrSelfPermission( 15702a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt android.Manifest.permission.DUMP) != PackageManager.PERMISSION_GRANTED) { 15712a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt pw.println("Permission Denial: can't dump ConnectivityService.Tether " + 15722a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt "from from pid=" + Binder.getCallingPid() + ", uid=" + 15732a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt Binder.getCallingUid()); 15742a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 15752a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 15762a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt 1577b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt synchronized (mPublicSync) { 1578b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt pw.println("mUpstreamIfaceTypes: "); 1579b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt for (Integer netType : mUpstreamIfaceTypes) { 1580b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt pw.println(" " + netType); 1581b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt } 158249348e77b69ec8b7ba17072bdce066d6ad842276Robert Greenwalt 1583b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt pw.println(); 1584b445362bd67cf596cfdd39db2dbe8f42cf9a119aRobert Greenwalt pw.println("Tether state:"); 15852a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt for (Object o : mIfaces.values()) { 158668ea9b08ef2d909a063dd78a866926cbb842e9d4Robert Greenwalt pw.println(" " + o); 15872a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt } 1588d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 15892a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt pw.println(); 15902a091d7aa0c174986387e5d56bf97a87fe075bdbRobert Greenwalt return; 1591d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt } 1592d0e18ffb82b59d38aeaf0e552f48e734202719abRobert Greenwalt} 1593