1cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown/* 2cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * Copyright (C) 2012 The Android Open Source Project 3cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * 4cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * Licensed under the Apache License, Version 2.0 (the "License"); 5cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * you may not use this file except in compliance with the License. 6cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * You may obtain a copy of the License at 7cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * 8cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * http://www.apache.org/licenses/LICENSE-2.0 9cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * 10cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * Unless required by applicable law or agreed to in writing, software 11cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * distributed under the License is distributed on an "AS IS" BASIS, 12cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * See the License for the specific language governing permissions and 14cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * limitations under the License. 15cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown */ 16cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 17cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownpackage com.android.server.display; 18cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 19cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport com.android.internal.util.DumpUtils; 20cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 21cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.content.BroadcastReceiver; 2289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brownimport android.content.ContentResolver; 23cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.content.Context; 24cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.content.Intent; 25cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.content.IntentFilter; 2689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brownimport android.database.ContentObserver; 27e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brownimport android.hardware.display.WifiDisplay; 281f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhangimport android.hardware.display.WifiDisplaySessionInfo; 2989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brownimport android.hardware.display.WifiDisplayStatus; 30f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brownimport android.media.RemoteDisplay; 31cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.NetworkInfo; 3289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brownimport android.net.Uri; 336681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriffimport android.net.wifi.WpsInfo; 34cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pConfig; 35cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pDevice; 36cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pDeviceList; 37cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pGroup; 38cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pManager; 39cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pWfdInfo; 40cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pManager.ActionListener; 41cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pManager.Channel; 42cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pManager.GroupInfoListener; 43cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.net.wifi.p2p.WifiP2pManager.PeerListListener; 44cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.os.Handler; 4589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brownimport android.provider.Settings; 46cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport android.util.Slog; 47f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brownimport android.view.Surface; 48cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 49cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.io.PrintWriter; 50cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.net.Inet4Address; 51cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.net.InetAddress; 52cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.net.NetworkInterface; 53cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.net.SocketException; 54cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.util.ArrayList; 55cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownimport java.util.Enumeration; 56cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 57c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brownimport libcore.util.Objects; 58c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 59cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown/** 60cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * Manages all of the various asynchronous interactions with the {@link WifiP2pManager} 61cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * on behalf of {@link WifiDisplayAdapter}. 62cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * <p> 63cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * This code is isolated from {@link WifiDisplayAdapter} so that we can avoid 64cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * accidentally introducing any deadlocks due to the display manager calling 65cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * outside of itself while holding its lock. It's also way easier to write this 66cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * asynchronous code if we can assume that it is single-threaded. 67cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * </p><p> 68cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * The controller must be instantiated on the handler thread. 69cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * </p> 70cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown */ 71cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brownfinal class WifiDisplayController implements DumpUtils.Dump { 72cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static final String TAG = "WifiDisplayController"; 73c5df37c285221d0fb113f55b9e78b35632241d3fJeff Brown private static final boolean DEBUG = false; 74cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 75cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static final int DEFAULT_CONTROL_PORT = 7236; 76cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static final int MAX_THROUGHPUT = 50; 77ce468a35b388ca46578934706b38dbae94941643Jeff Brown private static final int CONNECTION_TIMEOUT_SECONDS = 30; 78e7ae644522f692c204d0233f91e77c7841bdfe53Jeff Brown private static final int RTSP_TIMEOUT_SECONDS = 30; 791f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang private static final int RTSP_TIMEOUT_SECONDS_CERT_MODE = 120; 80cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 81ce468a35b388ca46578934706b38dbae94941643Jeff Brown // We repeatedly issue calls to discover peers every so often for a few reasons. 82ce468a35b388ca46578934706b38dbae94941643Jeff Brown // 1. The initial request may fail and need to retried. 83ce468a35b388ca46578934706b38dbae94941643Jeff Brown // 2. Discovery will self-abort after any group is initiated, which may not necessarily 84ce468a35b388ca46578934706b38dbae94941643Jeff Brown // be what we want to have happen. 85ce468a35b388ca46578934706b38dbae94941643Jeff Brown // 3. Discovery will self-timeout after 2 minutes, whereas we want discovery to 86ce468a35b388ca46578934706b38dbae94941643Jeff Brown // be occur for as long as a client is requesting it be. 87ce468a35b388ca46578934706b38dbae94941643Jeff Brown // 4. We don't seem to get updated results for displays we've already found until 88ce468a35b388ca46578934706b38dbae94941643Jeff Brown // we ask to discover again, particularly for the isSessionAvailable() property. 89ce468a35b388ca46578934706b38dbae94941643Jeff Brown private static final int DISCOVER_PEERS_INTERVAL_MILLIS = 10000; 900cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 910cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private static final int CONNECT_MAX_RETRIES = 3; 920cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private static final int CONNECT_RETRY_DELAY_MILLIS = 500; 930cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 94cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final Context mContext; 95cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final Handler mHandler; 96cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final Listener mListener; 9788469e56c8294a928e65398352e8444d66bdb75aJeff Brown 98cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final WifiP2pManager mWifiP2pManager; 99cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final Channel mWifiP2pChannel; 100cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 101cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private boolean mWifiP2pEnabled; 102cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private boolean mWfdEnabled; 103cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private boolean mWfdEnabling; 104cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private NetworkInfo mNetworkInfo; 105cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 10689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private final ArrayList<WifiP2pDevice> mAvailableWifiDisplayPeers = 107cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown new ArrayList<WifiP2pDevice>(); 108cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 10989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // True if Wifi display is enabled by the user. 11089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private boolean mWifiDisplayOnSetting; 11189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 112ce468a35b388ca46578934706b38dbae94941643Jeff Brown // True if a scan was requested independent of whether one is actually in progress. 113ce468a35b388ca46578934706b38dbae94941643Jeff Brown private boolean mScanRequested; 114ce468a35b388ca46578934706b38dbae94941643Jeff Brown 1150cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown // True if there is a call to discoverPeers in progress. 1160cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private boolean mDiscoverPeersInProgress; 1170cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 118cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // The device to which we want to connect, or null if we want to be disconnected. 119cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private WifiP2pDevice mDesiredDevice; 120cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 121cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // The device to which we are currently connecting, or null if we have already connected 122cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // or are not trying to connect. 123cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private WifiP2pDevice mConnectingDevice; 124cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 12574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // The device from which we are currently disconnecting. 12674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown private WifiP2pDevice mDisconnectingDevice; 12774da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown 12874da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // The device to which we were previously trying to connect and are now canceling. 12974da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown private WifiP2pDevice mCancelingDevice; 13074da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown 131cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // The device to which we are currently connected, which means we have an active P2P group. 132cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private WifiP2pDevice mConnectedDevice; 133cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 134cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // The group info obtained after connecting. 135cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private WifiP2pGroup mConnectedDeviceGroupInfo; 136cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1370cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown // Number of connection retries remaining. 1380cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private int mConnectionRetriesLeft; 1390cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 140f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown // The remote display that is listening on the connection. 141f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown // Created after the Wifi P2P network is connected. 142f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown private RemoteDisplay mRemoteDisplay; 143f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 144f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown // The remote display interface. 145f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown private String mRemoteDisplayInterface; 146f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 147f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown // True if RTSP has connected. 148f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown private boolean mRemoteDisplayConnected; 149f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 150c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown // The information we have most recently told WifiDisplayAdapter about. 151c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private WifiDisplay mAdvertisedDisplay; 152c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private Surface mAdvertisedDisplaySurface; 153c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private int mAdvertisedDisplayWidth; 154c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private int mAdvertisedDisplayHeight; 155c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private int mAdvertisedDisplayFlags; 156c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 1571f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // Certification 1581f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang private boolean mWifiDisplayCertMode; 159e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang private int mWifiDisplayWpsConfig = WpsInfo.INVALID; 160e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang 1611f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang private WifiP2pDevice mThisDevice; 1621f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 163cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public WifiDisplayController(Context context, Handler handler, Listener listener) { 164cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mContext = context; 165cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mHandler = handler; 166cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mListener = listener; 167cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 168cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager = (WifiP2pManager)context.getSystemService(Context.WIFI_P2P_SERVICE); 169cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pChannel = mWifiP2pManager.initialize(context, handler.getLooper(), null); 170cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 171cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown IntentFilter intentFilter = new IntentFilter(); 172cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown intentFilter.addAction(WifiP2pManager.WIFI_P2P_STATE_CHANGED_ACTION); 173cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown intentFilter.addAction(WifiP2pManager.WIFI_P2P_PEERS_CHANGED_ACTION); 174cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown intentFilter.addAction(WifiP2pManager.WIFI_P2P_CONNECTION_CHANGED_ACTION); 1751f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang intentFilter.addAction(WifiP2pManager.WIFI_P2P_THIS_DEVICE_CHANGED_ACTION); 17689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown context.registerReceiver(mWifiP2pReceiver, intentFilter, null, mHandler); 17789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 17889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown ContentObserver settingsObserver = new ContentObserver(mHandler) { 17989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown @Override 18089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown public void onChange(boolean selfChange, Uri uri) { 18189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown updateSettings(); 18289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 18389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown }; 18489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 18589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown final ContentResolver resolver = mContext.getContentResolver(); 18689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown resolver.registerContentObserver(Settings.Global.getUriFor( 18789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown Settings.Global.WIFI_DISPLAY_ON), false, settingsObserver); 1881f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang resolver.registerContentObserver(Settings.Global.getUriFor( 1891f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang Settings.Global.WIFI_DISPLAY_CERTIFICATION_ON), false, settingsObserver); 190e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang resolver.registerContentObserver(Settings.Global.getUriFor( 191e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang Settings.Global.WIFI_DISPLAY_WPS_CONFIG), false, settingsObserver); 19289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown updateSettings(); 19389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 19489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 19589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private void updateSettings() { 19689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown final ContentResolver resolver = mContext.getContentResolver(); 19789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWifiDisplayOnSetting = Settings.Global.getInt(resolver, 19889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown Settings.Global.WIFI_DISPLAY_ON, 0) != 0; 1991f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mWifiDisplayCertMode = Settings.Global.getInt(resolver, 2001f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang Settings.Global.WIFI_DISPLAY_CERTIFICATION_ON, 0) != 0; 20189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 202e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang mWifiDisplayWpsConfig = WpsInfo.INVALID; 203e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang if (mWifiDisplayCertMode) { 204e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang mWifiDisplayWpsConfig = Settings.Global.getInt(resolver, 205e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang Settings.Global.WIFI_DISPLAY_WPS_CONFIG, WpsInfo.INVALID); 206e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang } 207e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang 20889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown updateWfdEnableState(); 209cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 210cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 21174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown @Override 212cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void dump(PrintWriter pw) { 21389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown pw.println("mWifiDisplayOnSetting=" + mWifiDisplayOnSetting); 214cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mWifiP2pEnabled=" + mWifiP2pEnabled); 215cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mWfdEnabled=" + mWfdEnabled); 216cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mWfdEnabling=" + mWfdEnabling); 217cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mNetworkInfo=" + mNetworkInfo); 218ce468a35b388ca46578934706b38dbae94941643Jeff Brown pw.println("mScanRequested=" + mScanRequested); 2190cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown pw.println("mDiscoverPeersInProgress=" + mDiscoverPeersInProgress); 220cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mDesiredDevice=" + describeWifiP2pDevice(mDesiredDevice)); 221cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mConnectingDisplay=" + describeWifiP2pDevice(mConnectingDevice)); 22274da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown pw.println("mDisconnectingDisplay=" + describeWifiP2pDevice(mDisconnectingDevice)); 22374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown pw.println("mCancelingDisplay=" + describeWifiP2pDevice(mCancelingDevice)); 224cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println("mConnectedDevice=" + describeWifiP2pDevice(mConnectedDevice)); 2250cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown pw.println("mConnectionRetriesLeft=" + mConnectionRetriesLeft); 226f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown pw.println("mRemoteDisplay=" + mRemoteDisplay); 227f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown pw.println("mRemoteDisplayInterface=" + mRemoteDisplayInterface); 228f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown pw.println("mRemoteDisplayConnected=" + mRemoteDisplayConnected); 229c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown pw.println("mAdvertisedDisplay=" + mAdvertisedDisplay); 230c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown pw.println("mAdvertisedDisplaySurface=" + mAdvertisedDisplaySurface); 231c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown pw.println("mAdvertisedDisplayWidth=" + mAdvertisedDisplayWidth); 232c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown pw.println("mAdvertisedDisplayHeight=" + mAdvertisedDisplayHeight); 233c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown pw.println("mAdvertisedDisplayFlags=" + mAdvertisedDisplayFlags); 234cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 23589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown pw.println("mAvailableWifiDisplayPeers: size=" + mAvailableWifiDisplayPeers.size()); 23689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown for (WifiP2pDevice device : mAvailableWifiDisplayPeers) { 237cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown pw.println(" " + describeWifiP2pDevice(device)); 238cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 239cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 240cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 241ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void requestStartScan() { 242ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (!mScanRequested) { 243ce468a35b388ca46578934706b38dbae94941643Jeff Brown mScanRequested = true; 244ce468a35b388ca46578934706b38dbae94941643Jeff Brown updateScanState(); 245ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 246ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 247ce468a35b388ca46578934706b38dbae94941643Jeff Brown 248ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void requestStopScan() { 249ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mScanRequested) { 250ce468a35b388ca46578934706b38dbae94941643Jeff Brown mScanRequested = false; 251ce468a35b388ca46578934706b38dbae94941643Jeff Brown updateScanState(); 252ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 253e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 254e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 255e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown public void requestConnect(String address) { 25689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown for (WifiP2pDevice device : mAvailableWifiDisplayPeers) { 257e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown if (device.deviceAddress.equals(address)) { 258e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown connect(device); 259e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 260e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 261e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 262e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 2631f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang public void requestPause() { 2641f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mRemoteDisplay != null) { 2651f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mRemoteDisplay.pause(); 2661f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 2671f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 2681f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 2691f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang public void requestResume() { 2701f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mRemoteDisplay != null) { 2711f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mRemoteDisplay.resume(); 2721f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 2731f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 2741f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 275e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown public void requestDisconnect() { 276e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown disconnect(); 277e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 278e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 27989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private void updateWfdEnableState() { 28089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (mWifiDisplayOnSetting && mWifiP2pEnabled) { 28189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // WFD should be enabled. 28289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (!mWfdEnabled && !mWfdEnabling) { 28389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabling = true; 28489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 28589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown WifiP2pWfdInfo wfdInfo = new WifiP2pWfdInfo(); 28689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown wfdInfo.setWfdEnabled(true); 28789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown wfdInfo.setDeviceType(WifiP2pWfdInfo.WFD_SOURCE); 28889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown wfdInfo.setSessionAvailable(true); 28989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown wfdInfo.setControlPort(DEFAULT_CONTROL_PORT); 29089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown wfdInfo.setMaxThroughput(MAX_THROUGHPUT); 29189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWifiP2pManager.setWFDInfo(mWifiP2pChannel, wfdInfo, new ActionListener() { 29289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown @Override 29389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown public void onSuccess() { 29489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (DEBUG) { 29589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown Slog.d(TAG, "Successfully set WFD info."); 29689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 29789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (mWfdEnabling) { 29889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabling = false; 29989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabled = true; 30089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown reportFeatureState(); 301ce468a35b388ca46578934706b38dbae94941643Jeff Brown updateScanState(); 30289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 303cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 304cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 30589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown @Override 30689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown public void onFailure(int reason) { 30789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (DEBUG) { 30889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown Slog.d(TAG, "Failed to set WFD info with reason " + reason + "."); 30989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 31089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabling = false; 311cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 31289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown }); 31389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 31489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } else { 31589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // WFD should be disabled. 31672193e1f329ec91bfd86f977035caecb00914444Chong Zhang if (mWfdEnabled || mWfdEnabling) { 31772193e1f329ec91bfd86f977035caecb00914444Chong Zhang WifiP2pWfdInfo wfdInfo = new WifiP2pWfdInfo(); 31872193e1f329ec91bfd86f977035caecb00914444Chong Zhang wfdInfo.setWfdEnabled(false); 31972193e1f329ec91bfd86f977035caecb00914444Chong Zhang mWifiP2pManager.setWFDInfo(mWifiP2pChannel, wfdInfo, new ActionListener() { 32072193e1f329ec91bfd86f977035caecb00914444Chong Zhang @Override 32172193e1f329ec91bfd86f977035caecb00914444Chong Zhang public void onSuccess() { 32272193e1f329ec91bfd86f977035caecb00914444Chong Zhang if (DEBUG) { 32372193e1f329ec91bfd86f977035caecb00914444Chong Zhang Slog.d(TAG, "Successfully set WFD info."); 32472193e1f329ec91bfd86f977035caecb00914444Chong Zhang } 32572193e1f329ec91bfd86f977035caecb00914444Chong Zhang } 32672193e1f329ec91bfd86f977035caecb00914444Chong Zhang 32772193e1f329ec91bfd86f977035caecb00914444Chong Zhang @Override 32872193e1f329ec91bfd86f977035caecb00914444Chong Zhang public void onFailure(int reason) { 32972193e1f329ec91bfd86f977035caecb00914444Chong Zhang if (DEBUG) { 33072193e1f329ec91bfd86f977035caecb00914444Chong Zhang Slog.d(TAG, "Failed to set WFD info with reason " + reason + "."); 33172193e1f329ec91bfd86f977035caecb00914444Chong Zhang } 33272193e1f329ec91bfd86f977035caecb00914444Chong Zhang } 33372193e1f329ec91bfd86f977035caecb00914444Chong Zhang }); 33472193e1f329ec91bfd86f977035caecb00914444Chong Zhang } 33589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabling = false; 33689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWfdEnabled = false; 33789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown reportFeatureState(); 338ce468a35b388ca46578934706b38dbae94941643Jeff Brown updateScanState(); 33989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown disconnect(); 340cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 341cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 342cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 34389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private void reportFeatureState() { 34489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown final int featureState = computeFeatureState(); 34589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mHandler.post(new Runnable() { 34689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown @Override 34789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown public void run() { 34889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mListener.onFeatureStateChanged(featureState); 34989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 35089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown }); 35189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 35289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown 35389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown private int computeFeatureState() { 35489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (!mWifiP2pEnabled) { 35589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown return WifiDisplayStatus.FEATURE_STATE_DISABLED; 356e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 35789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown return mWifiDisplayOnSetting ? WifiDisplayStatus.FEATURE_STATE_ON : 35889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown WifiDisplayStatus.FEATURE_STATE_OFF; 359e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 360e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 361ce468a35b388ca46578934706b38dbae94941643Jeff Brown private void updateScanState() { 362ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mScanRequested && mWfdEnabled && mDesiredDevice == null) { 363ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (!mDiscoverPeersInProgress) { 364ce468a35b388ca46578934706b38dbae94941643Jeff Brown Slog.i(TAG, "Starting Wifi display scan."); 365ce468a35b388ca46578934706b38dbae94941643Jeff Brown mDiscoverPeersInProgress = true; 366ce468a35b388ca46578934706b38dbae94941643Jeff Brown handleScanStarted(); 367ce468a35b388ca46578934706b38dbae94941643Jeff Brown tryDiscoverPeers(); 368ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 369ce468a35b388ca46578934706b38dbae94941643Jeff Brown } else { 370ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mDiscoverPeersInProgress) { 371ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Cancel automatic retry right away. 372ce468a35b388ca46578934706b38dbae94941643Jeff Brown mHandler.removeCallbacks(mDiscoverPeers); 373ce468a35b388ca46578934706b38dbae94941643Jeff Brown 374ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Defer actually stopping discovery if we have a connection attempt in progress. 375ce468a35b388ca46578934706b38dbae94941643Jeff Brown // The wifi display connection attempt often fails if we are not in discovery 376ce468a35b388ca46578934706b38dbae94941643Jeff Brown // mode. So we allow discovery to continue until we give up trying to connect. 377ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mDesiredDevice == null || mDesiredDevice == mConnectedDevice) { 378ce468a35b388ca46578934706b38dbae94941643Jeff Brown Slog.i(TAG, "Stopping Wifi display scan."); 379ce468a35b388ca46578934706b38dbae94941643Jeff Brown mDiscoverPeersInProgress = false; 380ce468a35b388ca46578934706b38dbae94941643Jeff Brown stopPeerDiscovery(); 381ce468a35b388ca46578934706b38dbae94941643Jeff Brown handleScanFinished(); 382ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 383ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 3840cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 3850cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 3860cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 3870cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private void tryDiscoverPeers() { 388cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.discoverPeers(mWifiP2pChannel, new ActionListener() { 389cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 390cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onSuccess() { 391cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 392cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Discover peers succeeded. Requesting peers now."); 393cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 394cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 395ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mDiscoverPeersInProgress) { 396ce468a35b388ca46578934706b38dbae94941643Jeff Brown requestPeers(); 397ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 398cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 399cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 400cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 401cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onFailure(int reason) { 402cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 403cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Discover peers failed with reason " + reason + "."); 404cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 4050cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 406ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Ignore the error. 407ce468a35b388ca46578934706b38dbae94941643Jeff Brown // We will retry automatically in a little bit. 408ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 409ce468a35b388ca46578934706b38dbae94941643Jeff Brown }); 410ce468a35b388ca46578934706b38dbae94941643Jeff Brown 411ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Retry discover peers periodically until stopped. 412ce468a35b388ca46578934706b38dbae94941643Jeff Brown mHandler.postDelayed(mDiscoverPeers, DISCOVER_PEERS_INTERVAL_MILLIS); 413ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 414ce468a35b388ca46578934706b38dbae94941643Jeff Brown 415ce468a35b388ca46578934706b38dbae94941643Jeff Brown private void stopPeerDiscovery() { 416ce468a35b388ca46578934706b38dbae94941643Jeff Brown mWifiP2pManager.stopPeerDiscovery(mWifiP2pChannel, new ActionListener() { 417ce468a35b388ca46578934706b38dbae94941643Jeff Brown @Override 418ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void onSuccess() { 419ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (DEBUG) { 420ce468a35b388ca46578934706b38dbae94941643Jeff Brown Slog.d(TAG, "Stop peer discovery succeeded."); 421ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 422ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 423ce468a35b388ca46578934706b38dbae94941643Jeff Brown 424ce468a35b388ca46578934706b38dbae94941643Jeff Brown @Override 425ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void onFailure(int reason) { 426ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (DEBUG) { 427ce468a35b388ca46578934706b38dbae94941643Jeff Brown Slog.d(TAG, "Stop peer discovery failed with reason " + reason + "."); 4280cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 429cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 430cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 431cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 432cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 433cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void requestPeers() { 434cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.requestPeers(mWifiP2pChannel, new PeerListListener() { 435cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 436cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onPeersAvailable(WifiP2pDeviceList peers) { 437cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 438cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Received list of peers."); 439cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 440cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 44189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mAvailableWifiDisplayPeers.clear(); 442cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown for (WifiP2pDevice device : peers.getDeviceList()) { 443cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 444cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, " " + describeWifiP2pDevice(device)); 445cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 446cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 447cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (isWifiDisplay(device)) { 44889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mAvailableWifiDisplayPeers.add(device); 449cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 450cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 451cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 452ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mDiscoverPeersInProgress) { 453ce468a35b388ca46578934706b38dbae94941643Jeff Brown handleScanResults(); 454ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 455e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 456e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown }); 457e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 458cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 459e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown private void handleScanStarted() { 460e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown mHandler.post(new Runnable() { 461e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown @Override 462e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown public void run() { 463e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown mListener.onScanStarted(); 464e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 465e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown }); 466e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 467cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 468ce468a35b388ca46578934706b38dbae94941643Jeff Brown private void handleScanResults() { 46989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown final int count = mAvailableWifiDisplayPeers.size(); 470e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown final WifiDisplay[] displays = WifiDisplay.CREATOR.newArray(count); 471e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown for (int i = 0; i < count; i++) { 47274da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown WifiP2pDevice device = mAvailableWifiDisplayPeers.get(i); 47374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown displays[i] = createWifiDisplay(device); 47474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown updateDesiredDevice(device); 475e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 476e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 477e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown mHandler.post(new Runnable() { 478e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown @Override 479e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown public void run() { 480ce468a35b388ca46578934706b38dbae94941643Jeff Brown mListener.onScanResults(displays); 481ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 482ce468a35b388ca46578934706b38dbae94941643Jeff Brown }); 483ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 484ce468a35b388ca46578934706b38dbae94941643Jeff Brown 485ce468a35b388ca46578934706b38dbae94941643Jeff Brown private void handleScanFinished() { 486ce468a35b388ca46578934706b38dbae94941643Jeff Brown mHandler.post(new Runnable() { 487ce468a35b388ca46578934706b38dbae94941643Jeff Brown @Override 488ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void run() { 489ce468a35b388ca46578934706b38dbae94941643Jeff Brown mListener.onScanFinished(); 490cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 491cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 492cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 493cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 49474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown private void updateDesiredDevice(WifiP2pDevice device) { 49574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // Handle the case where the device to which we are connecting or connected 49674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // may have been renamed or reported different properties in the latest scan. 49774da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown final String address = device.deviceAddress; 49874da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mDesiredDevice != null && mDesiredDevice.deviceAddress.equals(address)) { 49974da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (DEBUG) { 50074da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown Slog.d(TAG, "updateDesiredDevice: new information " 50174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown + describeWifiP2pDevice(device)); 50274da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 50374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mDesiredDevice.update(device); 50474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mAdvertisedDisplay != null 50574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown && mAdvertisedDisplay.getDeviceAddress().equals(address)) { 50674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown readvertiseDisplay(createWifiDisplay(mDesiredDevice)); 50774da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 50874da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 50974da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 51074da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown 511cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void connect(final WifiP2pDevice device) { 512cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mDesiredDevice != null 513cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown && !mDesiredDevice.deviceAddress.equals(device.deviceAddress)) { 514cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 515cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "connect: nothing to do, already connecting to " 516cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + describeWifiP2pDevice(device)); 517cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 518cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; 519cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 520cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 521cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectedDevice != null 522cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown && !mConnectedDevice.deviceAddress.equals(device.deviceAddress) 523cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown && mDesiredDevice == null) { 524cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 525cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "connect: nothing to do, already connected to " 526cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + describeWifiP2pDevice(device) + " and not part way through " 527cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + "connecting to a different device."); 528cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 5290cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown return; 530cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 531cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 532ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (!mWfdEnabled) { 533ce468a35b388ca46578934706b38dbae94941643Jeff Brown Slog.i(TAG, "Ignoring request to connect to Wifi display because the " 534ce468a35b388ca46578934706b38dbae94941643Jeff Brown +" feature is currently disabled: " + device.deviceName); 535ce468a35b388ca46578934706b38dbae94941643Jeff Brown return; 536ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 537ce468a35b388ca46578934706b38dbae94941643Jeff Brown 538cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mDesiredDevice = device; 5390cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown mConnectionRetriesLeft = CONNECT_MAX_RETRIES; 540cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown updateConnection(); 541cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 542cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 543cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void disconnect() { 544cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mDesiredDevice = null; 545cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown updateConnection(); 546cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 547cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 5480cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private void retryConnection() { 54989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // Cheap hack. Make a new instance of the device object so that we 55089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // can distinguish it from the previous connection attempt. 55189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // This will cause us to tear everything down before we try again. 55289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mDesiredDevice = new WifiP2pDevice(mDesiredDevice); 55389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown updateConnection(); 5540cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 5550cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 556cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown /** 557cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * This function is called repeatedly after each asynchronous operation 558cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * until all preconditions for the connection have been satisfied and the 559cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * connection is established (or not). 560cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown */ 561cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void updateConnection() { 562ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Step 0. Stop scans if necessary to prevent interference while connected. 563ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Resume scans later when no longer attempting to connect. 564ce468a35b388ca46578934706b38dbae94941643Jeff Brown updateScanState(); 565ce468a35b388ca46578934706b38dbae94941643Jeff Brown 566cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // Step 1. Before we try to connect to a new device, tell the system we 567cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // have disconnected from the old one. 568f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mRemoteDisplay != null && mConnectedDevice != mDesiredDevice) { 569f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Stopped listening for RTSP connection on " + mRemoteDisplayInterface 570f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + " from Wifi display: " + mConnectedDevice.deviceName); 571f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 572f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplay.dispose(); 573f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplay = null; 574f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplayInterface = null; 575f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplayConnected = false; 576f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mHandler.removeCallbacks(mRtspTimeout); 577f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 578f110a3701b8d7ac435c5bb65df4dd9d758be1762Jeff Brown mWifiP2pManager.setMiracastMode(WifiP2pManager.MIRACAST_DISABLED); 579c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown unadvertiseDisplay(); 580cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 581cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // continue to next step 582cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 583cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 584cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // Step 2. Before we try to connect to a new device, disconnect from the old one. 58574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mDisconnectingDevice != null) { 58674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown return; // wait for asynchronous callback 58774da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 588cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectedDevice != null && mConnectedDevice != mDesiredDevice) { 589cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Disconnecting from Wifi display: " + mConnectedDevice.deviceName); 59074da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mDisconnectingDevice = mConnectedDevice; 59174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mConnectedDevice = null; 5921f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mConnectedDeviceGroupInfo = null; 593cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 594c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown unadvertiseDisplay(); 595c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 59674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown final WifiP2pDevice oldDevice = mDisconnectingDevice; 597cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.removeGroup(mWifiP2pChannel, new ActionListener() { 598cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 599cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onSuccess() { 600cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Disconnected from Wifi display: " + oldDevice.deviceName); 601cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown next(); 602cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 603cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 604cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 605cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onFailure(int reason) { 606cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Failed to disconnect from Wifi display: " 607cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + oldDevice.deviceName + ", reason=" + reason); 608cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown next(); 609cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 610cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 611cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void next() { 61274da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mDisconnectingDevice == oldDevice) { 61374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mDisconnectingDevice = null; 614cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown updateConnection(); 615cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 616cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 617cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 618cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; // wait for asynchronous callback 619cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 620cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 621cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // Step 3. Before we try to connect to a new device, stop trying to connect 622cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // to the old one. 62374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mCancelingDevice != null) { 62474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown return; // wait for asynchronous callback 62574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 626cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectingDevice != null && mConnectingDevice != mDesiredDevice) { 627cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Canceling connection to Wifi display: " + mConnectingDevice.deviceName); 62874da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mCancelingDevice = mConnectingDevice; 62974da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mConnectingDevice = null; 630cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 631c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown unadvertiseDisplay(); 632cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mHandler.removeCallbacks(mConnectionTimeout); 633cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 63474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown final WifiP2pDevice oldDevice = mCancelingDevice; 635cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.cancelConnect(mWifiP2pChannel, new ActionListener() { 636cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 637cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onSuccess() { 638cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Canceled connection to Wifi display: " + oldDevice.deviceName); 639cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown next(); 640cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 641cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 642cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 643cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onFailure(int reason) { 644cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Failed to cancel connection to Wifi display: " 645cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + oldDevice.deviceName + ", reason=" + reason); 646cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown next(); 647cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 648cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 649cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void next() { 65074da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (mCancelingDevice == oldDevice) { 65174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mCancelingDevice = null; 652cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown updateConnection(); 653cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 654cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 655cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 656cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; // wait for asynchronous callback 657cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 658cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 6591f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // Step 4. If we wanted to disconnect, or we're updating after starting an 6601f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // autonomous GO, then mission accomplished. 661cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mDesiredDevice == null) { 6621f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mWifiDisplayCertMode) { 6631f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mListener.onDisplaySessionInfo(getSessionInfo(mConnectedDeviceGroupInfo, 0)); 6641f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 665c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown unadvertiseDisplay(); 666cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; // done 667cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 668cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 669cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // Step 5. Try to connect. 670cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectedDevice == null && mConnectingDevice == null) { 671cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Connecting to Wifi display: " + mDesiredDevice.deviceName); 672cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 673cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mConnectingDevice = mDesiredDevice; 674cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown WifiP2pConfig config = new WifiP2pConfig(); 6756681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff WpsInfo wps = new WpsInfo(); 676e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang if (mWifiDisplayWpsConfig != WpsInfo.INVALID) { 677e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang wps.setup = mWifiDisplayWpsConfig; 678e38af818b10e1a4927cc3fd69d19c9125d579321Chong Zhang } else if (mConnectingDevice.wpsPbcSupported()) { 6796681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff wps.setup = WpsInfo.PBC; 6806681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff } else if (mConnectingDevice.wpsDisplaySupported()) { 6816681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff // We do keypad if peer does display 6826681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff wps.setup = WpsInfo.KEYPAD; 6836681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff } else { 6846681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff wps.setup = WpsInfo.DISPLAY; 6856681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff } 6866681be27875a50bd0c74826cb5d8defec72b8d58Irfan Sheriff config.wps = wps; 687cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown config.deviceAddress = mConnectingDevice.deviceAddress; 688e0c28d5f1358fc2d4c464f910bd04fed4b283fefIrfan Sheriff // Helps with STA & P2P concurrency 68999766cf40ed706aad36032f2107fb0c1e54fc398Irfan Sheriff config.groupOwnerIntent = WifiP2pConfig.MIN_GROUP_OWNER_INTENT; 690cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 691c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown WifiDisplay display = createWifiDisplay(mConnectingDevice); 692c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown advertiseDisplay(display, null, 0, 0, 0); 693e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 694cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown final WifiP2pDevice newDevice = mDesiredDevice; 695cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.connect(mWifiP2pChannel, config, new ActionListener() { 696cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 697cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onSuccess() { 698cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // The connection may not yet be established. We still need to wait 699cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // for WIFI_P2P_CONNECTION_CHANGED_ACTION. However, we might never 700cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown // get that broadcast, so we register a timeout. 701cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Initiated connection to Wifi display: " + newDevice.deviceName); 702cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 703cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mHandler.postDelayed(mConnectionTimeout, CONNECTION_TIMEOUT_SECONDS * 1000); 704cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 705cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 706cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 707cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onFailure(int reason) { 708cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectingDevice == newDevice) { 709f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Failed to initiate connection to Wifi display: " 710f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + newDevice.deviceName + ", reason=" + reason); 711cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mConnectingDevice = null; 7120cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown handleConnectionFailure(false); 713cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 714cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 715cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 716cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; // wait for asynchronous callback 717cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 718cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 719ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Step 6. Listen for incoming RTSP connection. 720f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mConnectedDevice != null && mRemoteDisplay == null) { 721cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Inet4Address addr = getInterfaceAddress(mConnectedDeviceGroupInfo); 722cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (addr == null) { 723cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Failed to get local interface address for communicating " 724cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + "with Wifi display: " + mConnectedDevice.deviceName); 7250cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown handleConnectionFailure(false); 726cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; // done 727cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 728cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 729f110a3701b8d7ac435c5bb65df4dd9d758be1762Jeff Brown mWifiP2pManager.setMiracastMode(WifiP2pManager.MIRACAST_SOURCE); 730c9bd4ca005768cb30aaaa44c1171e113c13cd107Jeff Brown 731f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown final WifiP2pDevice oldDevice = mConnectedDevice; 7320f68d166e6ca45fe27410ea520967275e0733757Jeff Brown final int port = getPortNumber(mConnectedDevice); 733cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown final String iface = addr.getHostAddress() + ":" + port; 734f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplayInterface = iface; 735cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 736f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Listening for RTSP connection on " + iface 737f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + " from Wifi display: " + mConnectedDevice.deviceName); 738f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 739f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplay = RemoteDisplay.listen(iface, new RemoteDisplay.Listener() { 740cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 741c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown public void onDisplayConnected(Surface surface, 7421f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang int width, int height, int flags, int session) { 743f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mConnectedDevice == oldDevice && !mRemoteDisplayConnected) { 744f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Opened RTSP connection with Wifi display: " 745f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + mConnectedDevice.deviceName); 746f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mRemoteDisplayConnected = true; 747f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mHandler.removeCallbacks(mRtspTimeout); 748f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 7491f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mWifiDisplayCertMode) { 7501f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mListener.onDisplaySessionInfo( 7511f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang getSessionInfo(mConnectedDeviceGroupInfo, session)); 7521f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 7531f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 754f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown final WifiDisplay display = createWifiDisplay(mConnectedDevice); 755c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown advertiseDisplay(display, surface, width, height, flags); 756f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 757cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 758f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 759f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown @Override 760f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown public void onDisplayDisconnected() { 761f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mConnectedDevice == oldDevice) { 762f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Closed RTSP connection with Wifi display: " 763f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + mConnectedDevice.deviceName); 764f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mHandler.removeCallbacks(mRtspTimeout); 765f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown disconnect(); 766f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 767f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 768f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 769f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown @Override 770f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown public void onDisplayError(int error) { 771f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mConnectedDevice == oldDevice) { 772f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Lost RTSP connection with Wifi display due to error " 773f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + error + ": " + mConnectedDevice.deviceName); 774f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown mHandler.removeCallbacks(mRtspTimeout); 775f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown handleConnectionFailure(false); 776f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 777f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 778f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown }, mHandler); 779f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 7801f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // Use extended timeout value for certification, as some tests require user inputs 7811f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang int rtspTimeout = mWifiDisplayCertMode ? 7821f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang RTSP_TIMEOUT_SECONDS_CERT_MODE : RTSP_TIMEOUT_SECONDS; 7831f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 7841f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mHandler.postDelayed(mRtspTimeout, rtspTimeout * 1000); 7851f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 7861f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 7871f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 7881f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang private WifiDisplaySessionInfo getSessionInfo(WifiP2pGroup info, int session) { 7891f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (info == null) { 7901f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang return null; 7911f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 7921f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang Inet4Address addr = getInterfaceAddress(info); 7931f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang WifiDisplaySessionInfo sessionInfo = new WifiDisplaySessionInfo( 7941f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang !info.getOwner().deviceAddress.equals(mThisDevice.deviceAddress), 7951f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang session, 7961f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang info.getOwner().deviceAddress + " " + info.getNetworkName(), 7971f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang info.getPassphrase(), 7981f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang (addr != null) ? addr.getHostAddress() : ""); 7991f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (DEBUG) { 8001f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang Slog.d(TAG, sessionInfo.toString()); 801cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 8021f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang return sessionInfo; 803cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 804cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 805cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void handleStateChanged(boolean enabled) { 80689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mWifiP2pEnabled = enabled; 80789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown updateWfdEnableState(); 808cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 809cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 810cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void handlePeersChanged() { 81156925d65fde7f1ac8676ada6f91d0e604645c0a5Irfan Sheriff // Even if wfd is disabled, it is best to get the latest set of peers to 81256925d65fde7f1ac8676ada6f91d0e604645c0a5Irfan Sheriff // keep in sync with the p2p framework 81356925d65fde7f1ac8676ada6f91d0e604645c0a5Irfan Sheriff requestPeers(); 814cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 815cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 816cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private void handleConnectionChanged(NetworkInfo networkInfo) { 817cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mNetworkInfo = networkInfo; 818180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown if (mWfdEnabled && networkInfo.isConnected()) { 8191f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mDesiredDevice != null || mWifiDisplayCertMode) { 820cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mWifiP2pManager.requestGroupInfo(mWifiP2pChannel, new GroupInfoListener() { 821cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 822cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onGroupInfoAvailable(WifiP2pGroup info) { 823cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 824cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Received group info: " + describeWifiP2pGroup(info)); 825cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 826cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 827cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectingDevice != null && !info.contains(mConnectingDevice)) { 828cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Aborting connection to Wifi display because " 829cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + "the current P2P group does not contain the device " 83089d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown + "we expected to find: " + mConnectingDevice.deviceName 83189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown + ", group info was: " + describeWifiP2pGroup(info)); 8320cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown handleConnectionFailure(false); 833cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; 834cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 835cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 836cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mDesiredDevice != null && !info.contains(mDesiredDevice)) { 837cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown disconnect(); 838cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return; 839cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 840cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 8411f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (mWifiDisplayCertMode) { 8421f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang boolean owner = info.getOwner().deviceAddress 8431f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang .equals(mThisDevice.deviceAddress); 8441f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (owner && info.getClientList().isEmpty()) { 8451f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // this is the case when we started Autonomous GO, 8461f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // and no client has connected, save group info 8471f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // and updateConnection() 8481f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mConnectingDevice = mDesiredDevice = null; 8491f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mConnectedDeviceGroupInfo = info; 8501f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang updateConnection(); 8511f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } else if (mConnectingDevice == null && mDesiredDevice == null) { 8521f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // this is the case when we received an incoming connection 8531f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // from the sink, update both mConnectingDevice and mDesiredDevice 8541f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang // then proceed to updateConnection() below 8551f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mConnectingDevice = mDesiredDevice = owner ? 8561f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang info.getClientList().iterator().next() : info.getOwner(); 8571f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 8581f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 8591f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang 860cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectingDevice != null && mConnectingDevice == mDesiredDevice) { 8610cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown Slog.i(TAG, "Connected to Wifi display: " 8620cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown + mConnectingDevice.deviceName); 863cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 864cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mHandler.removeCallbacks(mConnectionTimeout); 865cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mConnectedDeviceGroupInfo = info; 866cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mConnectedDevice = mConnectingDevice; 867cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown mConnectingDevice = null; 868cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown updateConnection(); 869cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 870cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 871cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }); 872cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 873cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } else { 8741f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mConnectedDeviceGroupInfo = null; 875ce468a35b388ca46578934706b38dbae94941643Jeff Brown 876ce468a35b388ca46578934706b38dbae94941643Jeff Brown // Disconnect if we lost the network while connecting or connected to a display. 877ce468a35b388ca46578934706b38dbae94941643Jeff Brown if (mConnectingDevice != null || mConnectedDevice != null) { 878ce468a35b388ca46578934706b38dbae94941643Jeff Brown disconnect(); 879ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 880180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown 881180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown // After disconnection for a group, for some reason we have a tendency 882180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown // to get a peer change notification with an empty list of peers. 883180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown // Perform a fresh scan. 884180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown if (mWfdEnabled) { 885180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown requestPeers(); 886180bbc71810496e280e9993177bfeddb3ad1f558Jeff Brown } 887cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 888cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 889cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 890ce468a35b388ca46578934706b38dbae94941643Jeff Brown private final Runnable mDiscoverPeers = new Runnable() { 891ce468a35b388ca46578934706b38dbae94941643Jeff Brown @Override 892ce468a35b388ca46578934706b38dbae94941643Jeff Brown public void run() { 893ce468a35b388ca46578934706b38dbae94941643Jeff Brown tryDiscoverPeers(); 894ce468a35b388ca46578934706b38dbae94941643Jeff Brown } 895ce468a35b388ca46578934706b38dbae94941643Jeff Brown }; 896ce468a35b388ca46578934706b38dbae94941643Jeff Brown 897cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final Runnable mConnectionTimeout = new Runnable() { 898cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 899cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void run() { 900cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (mConnectingDevice != null && mConnectingDevice == mDesiredDevice) { 901cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.i(TAG, "Timed out waiting for Wifi display connection after " 902cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + CONNECTION_TIMEOUT_SECONDS + " seconds: " 903cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + mConnectingDevice.deviceName); 9040cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown handleConnectionFailure(true); 905cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 906cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 907cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }; 908cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 909f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown private final Runnable mRtspTimeout = new Runnable() { 910f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown @Override 911f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown public void run() { 912f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mConnectedDevice != null 913f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown && mRemoteDisplay != null && !mRemoteDisplayConnected) { 914f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Timed out waiting for Wifi display RTSP connection after " 915f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + RTSP_TIMEOUT_SECONDS + " seconds: " 916f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown + mConnectedDevice.deviceName); 917f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown handleConnectionFailure(true); 918f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 919f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown } 920f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown }; 921f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown 9220cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown private void handleConnectionFailure(boolean timeoutOccurred) { 923f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Slog.i(TAG, "Wifi display connection failed!"); 9240cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown 925f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown if (mDesiredDevice != null) { 9260cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown if (mConnectionRetriesLeft > 0) { 92789d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown final WifiP2pDevice oldDevice = mDesiredDevice; 9280cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown mHandler.postDelayed(new Runnable() { 9290cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown @Override 9300cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown public void run() { 93189d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown if (mDesiredDevice == oldDevice && mConnectionRetriesLeft > 0) { 93289d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown mConnectionRetriesLeft -= 1; 93389d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown Slog.i(TAG, "Retrying Wifi display connection. Retries left: " 93489d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown + mConnectionRetriesLeft); 93589d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown retryConnection(); 93689d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown } 9370cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 9380cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown }, timeoutOccurred ? 0 : CONNECT_RETRY_DELAY_MILLIS); 9390cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } else { 9400cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown disconnect(); 9410cfebf28b15e85a42981a8f9e6a09556bef36ea3Jeff Brown } 942cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 943cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 944cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 945c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private void advertiseDisplay(final WifiDisplay display, 946c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown final Surface surface, final int width, final int height, final int flags) { 947c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown if (!Objects.equal(mAdvertisedDisplay, display) 948c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown || mAdvertisedDisplaySurface != surface 949c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown || mAdvertisedDisplayWidth != width 950c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown || mAdvertisedDisplayHeight != height 951c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown || mAdvertisedDisplayFlags != flags) { 952c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown final WifiDisplay oldDisplay = mAdvertisedDisplay; 953c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown final Surface oldSurface = mAdvertisedDisplaySurface; 954c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 955c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mAdvertisedDisplay = display; 956c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mAdvertisedDisplaySurface = surface; 957c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mAdvertisedDisplayWidth = width; 958c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mAdvertisedDisplayHeight = height; 959c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mAdvertisedDisplayFlags = flags; 960c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 961c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mHandler.post(new Runnable() { 962c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown @Override 963c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown public void run() { 964c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown if (oldSurface != null && surface != oldSurface) { 965c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mListener.onDisplayDisconnected(); 96674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } else if (oldDisplay != null && !oldDisplay.hasSameAddress(display)) { 967c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mListener.onDisplayConnectionFailed(); 968c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 969c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 970c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown if (display != null) { 97174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown if (!display.hasSameAddress(oldDisplay)) { 972c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mListener.onDisplayConnecting(display); 97374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } else if (!display.equals(oldDisplay)) { 97474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // The address is the same but some other property such as the 97574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown // name must have changed. 97674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mListener.onDisplayChanged(display); 977c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 978c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown if (surface != null && surface != oldSurface) { 979c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown mListener.onDisplayConnected(display, surface, width, height, flags); 980c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 981c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 982c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 983c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown }); 984c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 985c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 986c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 987c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown private void unadvertiseDisplay() { 988c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown advertiseDisplay(null, null, 0, 0, 0); 989c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown } 990c2b9ea624148df80945afad4198fe686a0ab8dcaJeff Brown 99174da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown private void readvertiseDisplay(WifiDisplay display) { 99274da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown advertiseDisplay(display, mAdvertisedDisplaySurface, 99374da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mAdvertisedDisplayWidth, mAdvertisedDisplayHeight, 99474da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown mAdvertisedDisplayFlags); 99574da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown } 99674da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown 997cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static Inet4Address getInterfaceAddress(WifiP2pGroup info) { 998cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown NetworkInterface iface; 999cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown try { 1000cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown iface = NetworkInterface.getByName(info.getInterface()); 1001cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } catch (SocketException ex) { 1002cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.w(TAG, "Could not obtain address of network interface " 1003cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + info.getInterface(), ex); 1004cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return null; 1005cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1006cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1007cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Enumeration<InetAddress> addrs = iface.getInetAddresses(); 1008cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown while (addrs.hasMoreElements()) { 1009cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown InetAddress addr = addrs.nextElement(); 1010cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (addr instanceof Inet4Address) { 1011cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return (Inet4Address)addr; 1012cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1013cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1014cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1015cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.w(TAG, "Could not obtain address of network interface " 1016cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + info.getInterface() + " because it had no IPv4 addresses."); 1017cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return null; 1018cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1019cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 10200f68d166e6ca45fe27410ea520967275e0733757Jeff Brown private static int getPortNumber(WifiP2pDevice device) { 10210f68d166e6ca45fe27410ea520967275e0733757Jeff Brown if (device.deviceName.startsWith("DIRECT-") 10220f68d166e6ca45fe27410ea520967275e0733757Jeff Brown && device.deviceName.endsWith("Broadcom")) { 10230f68d166e6ca45fe27410ea520967275e0733757Jeff Brown // These dongles ignore the port we broadcast in our WFD IE. 10240f68d166e6ca45fe27410ea520967275e0733757Jeff Brown return 8554; 10250f68d166e6ca45fe27410ea520967275e0733757Jeff Brown } 10260f68d166e6ca45fe27410ea520967275e0733757Jeff Brown return DEFAULT_CONTROL_PORT; 10270f68d166e6ca45fe27410ea520967275e0733757Jeff Brown } 10280f68d166e6ca45fe27410ea520967275e0733757Jeff Brown 1029cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static boolean isWifiDisplay(WifiP2pDevice device) { 10300f68d166e6ca45fe27410ea520967275e0733757Jeff Brown return device.wfdInfo != null 10310f68d166e6ca45fe27410ea520967275e0733757Jeff Brown && device.wfdInfo.isWfdEnabled() 10320f68d166e6ca45fe27410ea520967275e0733757Jeff Brown && isPrimarySinkDeviceType(device.wfdInfo.getDeviceType()); 10330f68d166e6ca45fe27410ea520967275e0733757Jeff Brown } 10340f68d166e6ca45fe27410ea520967275e0733757Jeff Brown 10350f68d166e6ca45fe27410ea520967275e0733757Jeff Brown private static boolean isPrimarySinkDeviceType(int deviceType) { 10360f68d166e6ca45fe27410ea520967275e0733757Jeff Brown return deviceType == WifiP2pWfdInfo.PRIMARY_SINK 10370f68d166e6ca45fe27410ea520967275e0733757Jeff Brown || deviceType == WifiP2pWfdInfo.SOURCE_OR_PRIMARY_SINK; 1038cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1039cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1040cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static String describeWifiP2pDevice(WifiP2pDevice device) { 1041cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return device != null ? device.toString().replace('\n', ',') : "null"; 1042cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1043cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1044cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private static String describeWifiP2pGroup(WifiP2pGroup group) { 1045cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown return group != null ? group.toString().replace('\n', ',') : "null"; 1046cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1047cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1048e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown private static WifiDisplay createWifiDisplay(WifiP2pDevice device) { 104921f603996ed83c7a9a6c430582e8a5af5ac13c6cChong Zhang return new WifiDisplay(device.deviceAddress, device.deviceName, null, 1050ab87a63997a7dc771acfd0dcd7efda990dc3d5feChong Zhang true, device.wfdInfo.isSessionAvailable(), false); 1051e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown } 1052e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 1053cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown private final BroadcastReceiver mWifiP2pReceiver = new BroadcastReceiver() { 1054cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown @Override 1055cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public void onReceive(Context context, Intent intent) { 1056cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown final String action = intent.getAction(); 1057cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (action.equals(WifiP2pManager.WIFI_P2P_STATE_CHANGED_ACTION)) { 105889d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // This broadcast is sticky so we'll always get the initial Wifi P2P state 105989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown // on startup. 1060cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown boolean enabled = (intent.getIntExtra(WifiP2pManager.EXTRA_WIFI_STATE, 1061cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown WifiP2pManager.WIFI_P2P_STATE_DISABLED)) == 1062cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown WifiP2pManager.WIFI_P2P_STATE_ENABLED; 1063cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 1064cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Received WIFI_P2P_STATE_CHANGED_ACTION: enabled=" 1065cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + enabled); 1066cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1067cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1068cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown handleStateChanged(enabled); 1069cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } else if (action.equals(WifiP2pManager.WIFI_P2P_PEERS_CHANGED_ACTION)) { 1070cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 1071cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Received WIFI_P2P_PEERS_CHANGED_ACTION."); 1072cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1073cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1074cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown handlePeersChanged(); 1075cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } else if (action.equals(WifiP2pManager.WIFI_P2P_CONNECTION_CHANGED_ACTION)) { 1076cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown NetworkInfo networkInfo = (NetworkInfo)intent.getParcelableExtra( 1077cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown WifiP2pManager.EXTRA_NETWORK_INFO); 1078cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown if (DEBUG) { 1079cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown Slog.d(TAG, "Received WIFI_P2P_CONNECTION_CHANGED_ACTION: networkInfo=" 1080cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown + networkInfo); 1081cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1082cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1083cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown handleConnectionChanged(networkInfo); 10841f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } else if (action.equals(WifiP2pManager.WIFI_P2P_THIS_DEVICE_CHANGED_ACTION)) { 10851f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang mThisDevice = (WifiP2pDevice) intent.getParcelableExtra( 10861f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang WifiP2pManager.EXTRA_WIFI_P2P_DEVICE); 10871f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang if (DEBUG) { 10881f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang Slog.d(TAG, "Received WIFI_P2P_THIS_DEVICE_CHANGED_ACTION: mThisDevice= " 10891f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang + mThisDevice); 10901f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang } 1091cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1092cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1093cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown }; 1094cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown 1095cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown /** 1096cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown * Called on the handler thread when displays are connected or disconnected. 1097cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown */ 1098cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown public interface Listener { 109989d5546d7fd3a3bb19820c42e8b4527013dd6545Jeff Brown void onFeatureStateChanged(int featureState); 1100e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 1101e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown void onScanStarted(); 1102ce468a35b388ca46578934706b38dbae94941643Jeff Brown void onScanResults(WifiDisplay[] availableDisplays); 1103ce468a35b388ca46578934706b38dbae94941643Jeff Brown void onScanFinished(); 1104e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown 1105e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown void onDisplayConnecting(WifiDisplay display); 1106e08ae388d63c4db8f9d9a7ecd634f9a51f6e91b9Jeff Brown void onDisplayConnectionFailed(); 110774da109102864f19b3dcdb30cd1d92c46fb12f2fJeff Brown void onDisplayChanged(WifiDisplay display); 1108f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown void onDisplayConnected(WifiDisplay display, 1109f8f0eddd07d22ab815d97dd32ae6ed52dc31a80cJeff Brown Surface surface, int width, int height, int flags); 11101f3ecaae6303d5ee6c5ca8499262c9962f036365Chong Zhang void onDisplaySessionInfo(WifiDisplaySessionInfo sessionInfo); 1111cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown void onDisplayDisconnected(); 1112cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown } 1113cbad976b2a36a0895ca94510d5208a86f66cf596Jeff Brown} 1114