Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.display; |
| 18 | |
| 19 | import com.android.internal.util.DumpUtils; |
| 20 | |
| 21 | import android.content.BroadcastReceiver; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 22 | import android.content.ContentResolver; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 23 | import android.content.Context; |
| 24 | import android.content.Intent; |
| 25 | import android.content.IntentFilter; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 26 | import android.database.ContentObserver; |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 27 | import android.hardware.display.WifiDisplay; |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 28 | import android.hardware.display.WifiDisplaySessionInfo; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 29 | import android.hardware.display.WifiDisplayStatus; |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 30 | import android.media.RemoteDisplay; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 31 | import android.net.NetworkInfo; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 32 | import android.net.Uri; |
Irfan Sheriff | 6681be2 | 2012-11-28 15:54:06 -0800 | [diff] [blame] | 33 | import android.net.wifi.WpsInfo; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 34 | import android.net.wifi.p2p.WifiP2pConfig; |
| 35 | import android.net.wifi.p2p.WifiP2pDevice; |
| 36 | import android.net.wifi.p2p.WifiP2pDeviceList; |
| 37 | import android.net.wifi.p2p.WifiP2pGroup; |
| 38 | import android.net.wifi.p2p.WifiP2pManager; |
| 39 | import android.net.wifi.p2p.WifiP2pWfdInfo; |
| 40 | import android.net.wifi.p2p.WifiP2pManager.ActionListener; |
| 41 | import android.net.wifi.p2p.WifiP2pManager.Channel; |
| 42 | import android.net.wifi.p2p.WifiP2pManager.GroupInfoListener; |
| 43 | import android.net.wifi.p2p.WifiP2pManager.PeerListListener; |
| 44 | import android.os.Handler; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 45 | import android.provider.Settings; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 46 | import android.util.Slog; |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 47 | import android.view.Surface; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 48 | |
| 49 | import java.io.PrintWriter; |
| 50 | import java.net.Inet4Address; |
| 51 | import java.net.InetAddress; |
| 52 | import java.net.NetworkInterface; |
| 53 | import java.net.SocketException; |
| 54 | import java.util.ArrayList; |
| 55 | import java.util.Enumeration; |
| 56 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 57 | import libcore.util.Objects; |
| 58 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 59 | /** |
| 60 | * Manages all of the various asynchronous interactions with the {@link WifiP2pManager} |
| 61 | * on behalf of {@link WifiDisplayAdapter}. |
| 62 | * <p> |
| 63 | * This code is isolated from {@link WifiDisplayAdapter} so that we can avoid |
| 64 | * accidentally introducing any deadlocks due to the display manager calling |
| 65 | * outside of itself while holding its lock. It's also way easier to write this |
| 66 | * asynchronous code if we can assume that it is single-threaded. |
| 67 | * </p><p> |
| 68 | * The controller must be instantiated on the handler thread. |
| 69 | * </p> |
| 70 | */ |
| 71 | final class WifiDisplayController implements DumpUtils.Dump { |
| 72 | private static final String TAG = "WifiDisplayController"; |
Jeff Brown | c5df37c | 2012-09-13 11:45:07 -0700 | [diff] [blame] | 73 | private static final boolean DEBUG = false; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 74 | |
| 75 | private static final int DEFAULT_CONTROL_PORT = 7236; |
| 76 | private static final int MAX_THROUGHPUT = 50; |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 77 | private static final int CONNECTION_TIMEOUT_SECONDS = 30; |
Jeff Brown | e7ae644 | 2013-11-13 00:45:18 -0800 | [diff] [blame] | 78 | private static final int RTSP_TIMEOUT_SECONDS = 30; |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 79 | private static final int RTSP_TIMEOUT_SECONDS_CERT_MODE = 120; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 80 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 81 | // We repeatedly issue calls to discover peers every so often for a few reasons. |
| 82 | // 1. The initial request may fail and need to retried. |
| 83 | // 2. Discovery will self-abort after any group is initiated, which may not necessarily |
| 84 | // be what we want to have happen. |
| 85 | // 3. Discovery will self-timeout after 2 minutes, whereas we want discovery to |
| 86 | // be occur for as long as a client is requesting it be. |
| 87 | // 4. We don't seem to get updated results for displays we've already found until |
| 88 | // we ask to discover again, particularly for the isSessionAvailable() property. |
| 89 | private static final int DISCOVER_PEERS_INTERVAL_MILLIS = 10000; |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 90 | |
| 91 | private static final int CONNECT_MAX_RETRIES = 3; |
| 92 | private static final int CONNECT_RETRY_DELAY_MILLIS = 500; |
| 93 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 94 | private final Context mContext; |
| 95 | private final Handler mHandler; |
| 96 | private final Listener mListener; |
Jeff Brown | 88469e5 | 2012-09-12 16:01:45 -0700 | [diff] [blame] | 97 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 98 | private final WifiP2pManager mWifiP2pManager; |
| 99 | private final Channel mWifiP2pChannel; |
| 100 | |
| 101 | private boolean mWifiP2pEnabled; |
| 102 | private boolean mWfdEnabled; |
| 103 | private boolean mWfdEnabling; |
| 104 | private NetworkInfo mNetworkInfo; |
| 105 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 106 | private final ArrayList<WifiP2pDevice> mAvailableWifiDisplayPeers = |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 107 | new ArrayList<WifiP2pDevice>(); |
| 108 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 109 | // True if Wifi display is enabled by the user. |
| 110 | private boolean mWifiDisplayOnSetting; |
| 111 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 112 | // True if a scan was requested independent of whether one is actually in progress. |
| 113 | private boolean mScanRequested; |
| 114 | |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 115 | // True if there is a call to discoverPeers in progress. |
| 116 | private boolean mDiscoverPeersInProgress; |
| 117 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 118 | // The device to which we want to connect, or null if we want to be disconnected. |
| 119 | private WifiP2pDevice mDesiredDevice; |
| 120 | |
| 121 | // The device to which we are currently connecting, or null if we have already connected |
| 122 | // or are not trying to connect. |
| 123 | private WifiP2pDevice mConnectingDevice; |
| 124 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 125 | // The device from which we are currently disconnecting. |
| 126 | private WifiP2pDevice mDisconnectingDevice; |
| 127 | |
| 128 | // The device to which we were previously trying to connect and are now canceling. |
| 129 | private WifiP2pDevice mCancelingDevice; |
| 130 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 131 | // The device to which we are currently connected, which means we have an active P2P group. |
| 132 | private WifiP2pDevice mConnectedDevice; |
| 133 | |
| 134 | // The group info obtained after connecting. |
| 135 | private WifiP2pGroup mConnectedDeviceGroupInfo; |
| 136 | |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 137 | // Number of connection retries remaining. |
| 138 | private int mConnectionRetriesLeft; |
| 139 | |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 140 | // The remote display that is listening on the connection. |
| 141 | // Created after the Wifi P2P network is connected. |
| 142 | private RemoteDisplay mRemoteDisplay; |
| 143 | |
| 144 | // The remote display interface. |
| 145 | private String mRemoteDisplayInterface; |
| 146 | |
| 147 | // True if RTSP has connected. |
| 148 | private boolean mRemoteDisplayConnected; |
| 149 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 150 | // The information we have most recently told WifiDisplayAdapter about. |
| 151 | private WifiDisplay mAdvertisedDisplay; |
| 152 | private Surface mAdvertisedDisplaySurface; |
| 153 | private int mAdvertisedDisplayWidth; |
| 154 | private int mAdvertisedDisplayHeight; |
| 155 | private int mAdvertisedDisplayFlags; |
| 156 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 157 | // Certification |
| 158 | private boolean mWifiDisplayCertMode; |
Chong Zhang | e38af81 | 2013-08-29 17:25:17 -0700 | [diff] [blame] | 159 | private int mWifiDisplayWpsConfig = WpsInfo.INVALID; |
| 160 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 161 | private WifiP2pDevice mThisDevice; |
| 162 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 163 | public WifiDisplayController(Context context, Handler handler, Listener listener) { |
| 164 | mContext = context; |
| 165 | mHandler = handler; |
| 166 | mListener = listener; |
| 167 | |
| 168 | mWifiP2pManager = (WifiP2pManager)context.getSystemService(Context.WIFI_P2P_SERVICE); |
| 169 | mWifiP2pChannel = mWifiP2pManager.initialize(context, handler.getLooper(), null); |
| 170 | |
| 171 | IntentFilter intentFilter = new IntentFilter(); |
| 172 | intentFilter.addAction(WifiP2pManager.WIFI_P2P_STATE_CHANGED_ACTION); |
| 173 | intentFilter.addAction(WifiP2pManager.WIFI_P2P_PEERS_CHANGED_ACTION); |
| 174 | intentFilter.addAction(WifiP2pManager.WIFI_P2P_CONNECTION_CHANGED_ACTION); |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 175 | intentFilter.addAction(WifiP2pManager.WIFI_P2P_THIS_DEVICE_CHANGED_ACTION); |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 176 | context.registerReceiver(mWifiP2pReceiver, intentFilter, null, mHandler); |
| 177 | |
| 178 | ContentObserver settingsObserver = new ContentObserver(mHandler) { |
| 179 | @Override |
| 180 | public void onChange(boolean selfChange, Uri uri) { |
| 181 | updateSettings(); |
| 182 | } |
| 183 | }; |
| 184 | |
| 185 | final ContentResolver resolver = mContext.getContentResolver(); |
| 186 | resolver.registerContentObserver(Settings.Global.getUriFor( |
| 187 | Settings.Global.WIFI_DISPLAY_ON), false, settingsObserver); |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 188 | resolver.registerContentObserver(Settings.Global.getUriFor( |
| 189 | Settings.Global.WIFI_DISPLAY_CERTIFICATION_ON), false, settingsObserver); |
Chong Zhang | e38af81 | 2013-08-29 17:25:17 -0700 | [diff] [blame] | 190 | resolver.registerContentObserver(Settings.Global.getUriFor( |
| 191 | Settings.Global.WIFI_DISPLAY_WPS_CONFIG), false, settingsObserver); |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 192 | updateSettings(); |
| 193 | } |
| 194 | |
| 195 | private void updateSettings() { |
| 196 | final ContentResolver resolver = mContext.getContentResolver(); |
| 197 | mWifiDisplayOnSetting = Settings.Global.getInt(resolver, |
| 198 | Settings.Global.WIFI_DISPLAY_ON, 0) != 0; |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 199 | mWifiDisplayCertMode = Settings.Global.getInt(resolver, |
| 200 | Settings.Global.WIFI_DISPLAY_CERTIFICATION_ON, 0) != 0; |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 201 | |
Chong Zhang | e38af81 | 2013-08-29 17:25:17 -0700 | [diff] [blame] | 202 | mWifiDisplayWpsConfig = WpsInfo.INVALID; |
| 203 | if (mWifiDisplayCertMode) { |
| 204 | mWifiDisplayWpsConfig = Settings.Global.getInt(resolver, |
| 205 | Settings.Global.WIFI_DISPLAY_WPS_CONFIG, WpsInfo.INVALID); |
| 206 | } |
| 207 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 208 | updateWfdEnableState(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 209 | } |
| 210 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 211 | @Override |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 212 | public void dump(PrintWriter pw) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 213 | pw.println("mWifiDisplayOnSetting=" + mWifiDisplayOnSetting); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 214 | pw.println("mWifiP2pEnabled=" + mWifiP2pEnabled); |
| 215 | pw.println("mWfdEnabled=" + mWfdEnabled); |
| 216 | pw.println("mWfdEnabling=" + mWfdEnabling); |
| 217 | pw.println("mNetworkInfo=" + mNetworkInfo); |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 218 | pw.println("mScanRequested=" + mScanRequested); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 219 | pw.println("mDiscoverPeersInProgress=" + mDiscoverPeersInProgress); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 220 | pw.println("mDesiredDevice=" + describeWifiP2pDevice(mDesiredDevice)); |
| 221 | pw.println("mConnectingDisplay=" + describeWifiP2pDevice(mConnectingDevice)); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 222 | pw.println("mDisconnectingDisplay=" + describeWifiP2pDevice(mDisconnectingDevice)); |
| 223 | pw.println("mCancelingDisplay=" + describeWifiP2pDevice(mCancelingDevice)); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 224 | pw.println("mConnectedDevice=" + describeWifiP2pDevice(mConnectedDevice)); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 225 | pw.println("mConnectionRetriesLeft=" + mConnectionRetriesLeft); |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 226 | pw.println("mRemoteDisplay=" + mRemoteDisplay); |
| 227 | pw.println("mRemoteDisplayInterface=" + mRemoteDisplayInterface); |
| 228 | pw.println("mRemoteDisplayConnected=" + mRemoteDisplayConnected); |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 229 | pw.println("mAdvertisedDisplay=" + mAdvertisedDisplay); |
| 230 | pw.println("mAdvertisedDisplaySurface=" + mAdvertisedDisplaySurface); |
| 231 | pw.println("mAdvertisedDisplayWidth=" + mAdvertisedDisplayWidth); |
| 232 | pw.println("mAdvertisedDisplayHeight=" + mAdvertisedDisplayHeight); |
| 233 | pw.println("mAdvertisedDisplayFlags=" + mAdvertisedDisplayFlags); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 234 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 235 | pw.println("mAvailableWifiDisplayPeers: size=" + mAvailableWifiDisplayPeers.size()); |
| 236 | for (WifiP2pDevice device : mAvailableWifiDisplayPeers) { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 237 | pw.println(" " + describeWifiP2pDevice(device)); |
| 238 | } |
| 239 | } |
| 240 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 241 | public void requestStartScan() { |
| 242 | if (!mScanRequested) { |
| 243 | mScanRequested = true; |
| 244 | updateScanState(); |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | public void requestStopScan() { |
| 249 | if (mScanRequested) { |
| 250 | mScanRequested = false; |
| 251 | updateScanState(); |
| 252 | } |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 253 | } |
| 254 | |
| 255 | public void requestConnect(String address) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 256 | for (WifiP2pDevice device : mAvailableWifiDisplayPeers) { |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 257 | if (device.deviceAddress.equals(address)) { |
| 258 | connect(device); |
| 259 | } |
| 260 | } |
| 261 | } |
| 262 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 263 | public void requestPause() { |
| 264 | if (mRemoteDisplay != null) { |
| 265 | mRemoteDisplay.pause(); |
| 266 | } |
| 267 | } |
| 268 | |
| 269 | public void requestResume() { |
| 270 | if (mRemoteDisplay != null) { |
| 271 | mRemoteDisplay.resume(); |
| 272 | } |
| 273 | } |
| 274 | |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 275 | public void requestDisconnect() { |
| 276 | disconnect(); |
| 277 | } |
| 278 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 279 | private void updateWfdEnableState() { |
| 280 | if (mWifiDisplayOnSetting && mWifiP2pEnabled) { |
| 281 | // WFD should be enabled. |
| 282 | if (!mWfdEnabled && !mWfdEnabling) { |
| 283 | mWfdEnabling = true; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 284 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 285 | WifiP2pWfdInfo wfdInfo = new WifiP2pWfdInfo(); |
| 286 | wfdInfo.setWfdEnabled(true); |
| 287 | wfdInfo.setDeviceType(WifiP2pWfdInfo.WFD_SOURCE); |
| 288 | wfdInfo.setSessionAvailable(true); |
| 289 | wfdInfo.setControlPort(DEFAULT_CONTROL_PORT); |
| 290 | wfdInfo.setMaxThroughput(MAX_THROUGHPUT); |
| 291 | mWifiP2pManager.setWFDInfo(mWifiP2pChannel, wfdInfo, new ActionListener() { |
| 292 | @Override |
| 293 | public void onSuccess() { |
| 294 | if (DEBUG) { |
| 295 | Slog.d(TAG, "Successfully set WFD info."); |
| 296 | } |
| 297 | if (mWfdEnabling) { |
| 298 | mWfdEnabling = false; |
| 299 | mWfdEnabled = true; |
| 300 | reportFeatureState(); |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 301 | updateScanState(); |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 302 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 303 | } |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 304 | |
| 305 | @Override |
| 306 | public void onFailure(int reason) { |
| 307 | if (DEBUG) { |
| 308 | Slog.d(TAG, "Failed to set WFD info with reason " + reason + "."); |
| 309 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 310 | mWfdEnabling = false; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 311 | } |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 312 | }); |
| 313 | } |
| 314 | } else { |
| 315 | // WFD should be disabled. |
Chong Zhang | 72193e1f | 2013-08-29 15:42:58 -0700 | [diff] [blame] | 316 | if (mWfdEnabled || mWfdEnabling) { |
| 317 | WifiP2pWfdInfo wfdInfo = new WifiP2pWfdInfo(); |
| 318 | wfdInfo.setWfdEnabled(false); |
| 319 | mWifiP2pManager.setWFDInfo(mWifiP2pChannel, wfdInfo, new ActionListener() { |
| 320 | @Override |
| 321 | public void onSuccess() { |
| 322 | if (DEBUG) { |
| 323 | Slog.d(TAG, "Successfully set WFD info."); |
| 324 | } |
| 325 | } |
| 326 | |
| 327 | @Override |
| 328 | public void onFailure(int reason) { |
| 329 | if (DEBUG) { |
| 330 | Slog.d(TAG, "Failed to set WFD info with reason " + reason + "."); |
| 331 | } |
| 332 | } |
| 333 | }); |
| 334 | } |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 335 | mWfdEnabling = false; |
| 336 | mWfdEnabled = false; |
| 337 | reportFeatureState(); |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 338 | updateScanState(); |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 339 | disconnect(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 340 | } |
| 341 | } |
| 342 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 343 | private void reportFeatureState() { |
| 344 | final int featureState = computeFeatureState(); |
| 345 | mHandler.post(new Runnable() { |
| 346 | @Override |
| 347 | public void run() { |
| 348 | mListener.onFeatureStateChanged(featureState); |
| 349 | } |
| 350 | }); |
| 351 | } |
| 352 | |
| 353 | private int computeFeatureState() { |
| 354 | if (!mWifiP2pEnabled) { |
| 355 | return WifiDisplayStatus.FEATURE_STATE_DISABLED; |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 356 | } |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 357 | return mWifiDisplayOnSetting ? WifiDisplayStatus.FEATURE_STATE_ON : |
| 358 | WifiDisplayStatus.FEATURE_STATE_OFF; |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 359 | } |
| 360 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 361 | private void updateScanState() { |
| 362 | if (mScanRequested && mWfdEnabled && mDesiredDevice == null) { |
| 363 | if (!mDiscoverPeersInProgress) { |
| 364 | Slog.i(TAG, "Starting Wifi display scan."); |
| 365 | mDiscoverPeersInProgress = true; |
| 366 | handleScanStarted(); |
| 367 | tryDiscoverPeers(); |
| 368 | } |
| 369 | } else { |
| 370 | if (mDiscoverPeersInProgress) { |
| 371 | // Cancel automatic retry right away. |
| 372 | mHandler.removeCallbacks(mDiscoverPeers); |
| 373 | |
| 374 | // Defer actually stopping discovery if we have a connection attempt in progress. |
| 375 | // The wifi display connection attempt often fails if we are not in discovery |
| 376 | // mode. So we allow discovery to continue until we give up trying to connect. |
| 377 | if (mDesiredDevice == null || mDesiredDevice == mConnectedDevice) { |
| 378 | Slog.i(TAG, "Stopping Wifi display scan."); |
| 379 | mDiscoverPeersInProgress = false; |
| 380 | stopPeerDiscovery(); |
| 381 | handleScanFinished(); |
| 382 | } |
| 383 | } |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 384 | } |
| 385 | } |
| 386 | |
| 387 | private void tryDiscoverPeers() { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 388 | mWifiP2pManager.discoverPeers(mWifiP2pChannel, new ActionListener() { |
| 389 | @Override |
| 390 | public void onSuccess() { |
| 391 | if (DEBUG) { |
| 392 | Slog.d(TAG, "Discover peers succeeded. Requesting peers now."); |
| 393 | } |
| 394 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 395 | if (mDiscoverPeersInProgress) { |
| 396 | requestPeers(); |
| 397 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 398 | } |
| 399 | |
| 400 | @Override |
| 401 | public void onFailure(int reason) { |
| 402 | if (DEBUG) { |
| 403 | Slog.d(TAG, "Discover peers failed with reason " + reason + "."); |
| 404 | } |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 405 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 406 | // Ignore the error. |
| 407 | // We will retry automatically in a little bit. |
| 408 | } |
| 409 | }); |
| 410 | |
| 411 | // Retry discover peers periodically until stopped. |
| 412 | mHandler.postDelayed(mDiscoverPeers, DISCOVER_PEERS_INTERVAL_MILLIS); |
| 413 | } |
| 414 | |
| 415 | private void stopPeerDiscovery() { |
| 416 | mWifiP2pManager.stopPeerDiscovery(mWifiP2pChannel, new ActionListener() { |
| 417 | @Override |
| 418 | public void onSuccess() { |
| 419 | if (DEBUG) { |
| 420 | Slog.d(TAG, "Stop peer discovery succeeded."); |
| 421 | } |
| 422 | } |
| 423 | |
| 424 | @Override |
| 425 | public void onFailure(int reason) { |
| 426 | if (DEBUG) { |
| 427 | Slog.d(TAG, "Stop peer discovery failed with reason " + reason + "."); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 428 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 429 | } |
| 430 | }); |
| 431 | } |
| 432 | |
| 433 | private void requestPeers() { |
| 434 | mWifiP2pManager.requestPeers(mWifiP2pChannel, new PeerListListener() { |
| 435 | @Override |
| 436 | public void onPeersAvailable(WifiP2pDeviceList peers) { |
| 437 | if (DEBUG) { |
| 438 | Slog.d(TAG, "Received list of peers."); |
| 439 | } |
| 440 | |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 441 | mAvailableWifiDisplayPeers.clear(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 442 | for (WifiP2pDevice device : peers.getDeviceList()) { |
| 443 | if (DEBUG) { |
| 444 | Slog.d(TAG, " " + describeWifiP2pDevice(device)); |
| 445 | } |
| 446 | |
| 447 | if (isWifiDisplay(device)) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 448 | mAvailableWifiDisplayPeers.add(device); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 449 | } |
| 450 | } |
| 451 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 452 | if (mDiscoverPeersInProgress) { |
| 453 | handleScanResults(); |
| 454 | } |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 455 | } |
| 456 | }); |
| 457 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 458 | |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 459 | private void handleScanStarted() { |
| 460 | mHandler.post(new Runnable() { |
| 461 | @Override |
| 462 | public void run() { |
| 463 | mListener.onScanStarted(); |
| 464 | } |
| 465 | }); |
| 466 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 467 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 468 | private void handleScanResults() { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 469 | final int count = mAvailableWifiDisplayPeers.size(); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 470 | final WifiDisplay[] displays = WifiDisplay.CREATOR.newArray(count); |
| 471 | for (int i = 0; i < count; i++) { |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 472 | WifiP2pDevice device = mAvailableWifiDisplayPeers.get(i); |
| 473 | displays[i] = createWifiDisplay(device); |
| 474 | updateDesiredDevice(device); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 475 | } |
| 476 | |
| 477 | mHandler.post(new Runnable() { |
| 478 | @Override |
| 479 | public void run() { |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 480 | mListener.onScanResults(displays); |
| 481 | } |
| 482 | }); |
| 483 | } |
| 484 | |
| 485 | private void handleScanFinished() { |
| 486 | mHandler.post(new Runnable() { |
| 487 | @Override |
| 488 | public void run() { |
| 489 | mListener.onScanFinished(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 490 | } |
| 491 | }); |
| 492 | } |
| 493 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 494 | private void updateDesiredDevice(WifiP2pDevice device) { |
| 495 | // Handle the case where the device to which we are connecting or connected |
| 496 | // may have been renamed or reported different properties in the latest scan. |
| 497 | final String address = device.deviceAddress; |
| 498 | if (mDesiredDevice != null && mDesiredDevice.deviceAddress.equals(address)) { |
| 499 | if (DEBUG) { |
| 500 | Slog.d(TAG, "updateDesiredDevice: new information " |
| 501 | + describeWifiP2pDevice(device)); |
| 502 | } |
| 503 | mDesiredDevice.update(device); |
| 504 | if (mAdvertisedDisplay != null |
| 505 | && mAdvertisedDisplay.getDeviceAddress().equals(address)) { |
| 506 | readvertiseDisplay(createWifiDisplay(mDesiredDevice)); |
| 507 | } |
| 508 | } |
| 509 | } |
| 510 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 511 | private void connect(final WifiP2pDevice device) { |
| 512 | if (mDesiredDevice != null |
| 513 | && !mDesiredDevice.deviceAddress.equals(device.deviceAddress)) { |
| 514 | if (DEBUG) { |
| 515 | Slog.d(TAG, "connect: nothing to do, already connecting to " |
| 516 | + describeWifiP2pDevice(device)); |
| 517 | } |
| 518 | return; |
| 519 | } |
| 520 | |
| 521 | if (mConnectedDevice != null |
| 522 | && !mConnectedDevice.deviceAddress.equals(device.deviceAddress) |
| 523 | && mDesiredDevice == null) { |
| 524 | if (DEBUG) { |
| 525 | Slog.d(TAG, "connect: nothing to do, already connected to " |
| 526 | + describeWifiP2pDevice(device) + " and not part way through " |
| 527 | + "connecting to a different device."); |
| 528 | } |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 529 | return; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 530 | } |
| 531 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 532 | if (!mWfdEnabled) { |
| 533 | Slog.i(TAG, "Ignoring request to connect to Wifi display because the " |
| 534 | +" feature is currently disabled: " + device.deviceName); |
| 535 | return; |
| 536 | } |
| 537 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 538 | mDesiredDevice = device; |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 539 | mConnectionRetriesLeft = CONNECT_MAX_RETRIES; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 540 | updateConnection(); |
| 541 | } |
| 542 | |
| 543 | private void disconnect() { |
| 544 | mDesiredDevice = null; |
| 545 | updateConnection(); |
| 546 | } |
| 547 | |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 548 | private void retryConnection() { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 549 | // Cheap hack. Make a new instance of the device object so that we |
| 550 | // can distinguish it from the previous connection attempt. |
| 551 | // This will cause us to tear everything down before we try again. |
| 552 | mDesiredDevice = new WifiP2pDevice(mDesiredDevice); |
| 553 | updateConnection(); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 554 | } |
| 555 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 556 | /** |
| 557 | * This function is called repeatedly after each asynchronous operation |
| 558 | * until all preconditions for the connection have been satisfied and the |
| 559 | * connection is established (or not). |
| 560 | */ |
| 561 | private void updateConnection() { |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 562 | // Step 0. Stop scans if necessary to prevent interference while connected. |
| 563 | // Resume scans later when no longer attempting to connect. |
| 564 | updateScanState(); |
| 565 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 566 | // Step 1. Before we try to connect to a new device, tell the system we |
| 567 | // have disconnected from the old one. |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 568 | if (mRemoteDisplay != null && mConnectedDevice != mDesiredDevice) { |
| 569 | Slog.i(TAG, "Stopped listening for RTSP connection on " + mRemoteDisplayInterface |
| 570 | + " from Wifi display: " + mConnectedDevice.deviceName); |
| 571 | |
| 572 | mRemoteDisplay.dispose(); |
| 573 | mRemoteDisplay = null; |
| 574 | mRemoteDisplayInterface = null; |
| 575 | mRemoteDisplayConnected = false; |
| 576 | mHandler.removeCallbacks(mRtspTimeout); |
| 577 | |
Jeff Brown | f110a37 | 2013-04-17 20:25:36 -0700 | [diff] [blame] | 578 | mWifiP2pManager.setMiracastMode(WifiP2pManager.MIRACAST_DISABLED); |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 579 | unadvertiseDisplay(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 580 | |
| 581 | // continue to next step |
| 582 | } |
| 583 | |
| 584 | // Step 2. Before we try to connect to a new device, disconnect from the old one. |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 585 | if (mDisconnectingDevice != null) { |
| 586 | return; // wait for asynchronous callback |
| 587 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 588 | if (mConnectedDevice != null && mConnectedDevice != mDesiredDevice) { |
| 589 | Slog.i(TAG, "Disconnecting from Wifi display: " + mConnectedDevice.deviceName); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 590 | mDisconnectingDevice = mConnectedDevice; |
| 591 | mConnectedDevice = null; |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 592 | mConnectedDeviceGroupInfo = null; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 593 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 594 | unadvertiseDisplay(); |
| 595 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 596 | final WifiP2pDevice oldDevice = mDisconnectingDevice; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 597 | mWifiP2pManager.removeGroup(mWifiP2pChannel, new ActionListener() { |
| 598 | @Override |
| 599 | public void onSuccess() { |
| 600 | Slog.i(TAG, "Disconnected from Wifi display: " + oldDevice.deviceName); |
| 601 | next(); |
| 602 | } |
| 603 | |
| 604 | @Override |
| 605 | public void onFailure(int reason) { |
| 606 | Slog.i(TAG, "Failed to disconnect from Wifi display: " |
| 607 | + oldDevice.deviceName + ", reason=" + reason); |
| 608 | next(); |
| 609 | } |
| 610 | |
| 611 | private void next() { |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 612 | if (mDisconnectingDevice == oldDevice) { |
| 613 | mDisconnectingDevice = null; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 614 | updateConnection(); |
| 615 | } |
| 616 | } |
| 617 | }); |
| 618 | return; // wait for asynchronous callback |
| 619 | } |
| 620 | |
| 621 | // Step 3. Before we try to connect to a new device, stop trying to connect |
| 622 | // to the old one. |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 623 | if (mCancelingDevice != null) { |
| 624 | return; // wait for asynchronous callback |
| 625 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 626 | if (mConnectingDevice != null && mConnectingDevice != mDesiredDevice) { |
| 627 | Slog.i(TAG, "Canceling connection to Wifi display: " + mConnectingDevice.deviceName); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 628 | mCancelingDevice = mConnectingDevice; |
| 629 | mConnectingDevice = null; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 630 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 631 | unadvertiseDisplay(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 632 | mHandler.removeCallbacks(mConnectionTimeout); |
| 633 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 634 | final WifiP2pDevice oldDevice = mCancelingDevice; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 635 | mWifiP2pManager.cancelConnect(mWifiP2pChannel, new ActionListener() { |
| 636 | @Override |
| 637 | public void onSuccess() { |
| 638 | Slog.i(TAG, "Canceled connection to Wifi display: " + oldDevice.deviceName); |
| 639 | next(); |
| 640 | } |
| 641 | |
| 642 | @Override |
| 643 | public void onFailure(int reason) { |
| 644 | Slog.i(TAG, "Failed to cancel connection to Wifi display: " |
| 645 | + oldDevice.deviceName + ", reason=" + reason); |
| 646 | next(); |
| 647 | } |
| 648 | |
| 649 | private void next() { |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 650 | if (mCancelingDevice == oldDevice) { |
| 651 | mCancelingDevice = null; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 652 | updateConnection(); |
| 653 | } |
| 654 | } |
| 655 | }); |
| 656 | return; // wait for asynchronous callback |
| 657 | } |
| 658 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 659 | // Step 4. If we wanted to disconnect, or we're updating after starting an |
| 660 | // autonomous GO, then mission accomplished. |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 661 | if (mDesiredDevice == null) { |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 662 | if (mWifiDisplayCertMode) { |
| 663 | mListener.onDisplaySessionInfo(getSessionInfo(mConnectedDeviceGroupInfo, 0)); |
| 664 | } |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 665 | unadvertiseDisplay(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 666 | return; // done |
| 667 | } |
| 668 | |
| 669 | // Step 5. Try to connect. |
| 670 | if (mConnectedDevice == null && mConnectingDevice == null) { |
| 671 | Slog.i(TAG, "Connecting to Wifi display: " + mDesiredDevice.deviceName); |
| 672 | |
| 673 | mConnectingDevice = mDesiredDevice; |
| 674 | WifiP2pConfig config = new WifiP2pConfig(); |
Irfan Sheriff | 6681be2 | 2012-11-28 15:54:06 -0800 | [diff] [blame] | 675 | WpsInfo wps = new WpsInfo(); |
Chong Zhang | e38af81 | 2013-08-29 17:25:17 -0700 | [diff] [blame] | 676 | if (mWifiDisplayWpsConfig != WpsInfo.INVALID) { |
| 677 | wps.setup = mWifiDisplayWpsConfig; |
| 678 | } else if (mConnectingDevice.wpsPbcSupported()) { |
Irfan Sheriff | 6681be2 | 2012-11-28 15:54:06 -0800 | [diff] [blame] | 679 | wps.setup = WpsInfo.PBC; |
| 680 | } else if (mConnectingDevice.wpsDisplaySupported()) { |
| 681 | // We do keypad if peer does display |
| 682 | wps.setup = WpsInfo.KEYPAD; |
| 683 | } else { |
| 684 | wps.setup = WpsInfo.DISPLAY; |
| 685 | } |
| 686 | config.wps = wps; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 687 | config.deviceAddress = mConnectingDevice.deviceAddress; |
Irfan Sheriff | e0c28d5 | 2012-09-18 12:05:31 -0700 | [diff] [blame] | 688 | // Helps with STA & P2P concurrency |
Irfan Sheriff | 99766cf | 2012-09-20 17:18:20 -0700 | [diff] [blame] | 689 | config.groupOwnerIntent = WifiP2pConfig.MIN_GROUP_OWNER_INTENT; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 690 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 691 | WifiDisplay display = createWifiDisplay(mConnectingDevice); |
| 692 | advertiseDisplay(display, null, 0, 0, 0); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 693 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 694 | final WifiP2pDevice newDevice = mDesiredDevice; |
| 695 | mWifiP2pManager.connect(mWifiP2pChannel, config, new ActionListener() { |
| 696 | @Override |
| 697 | public void onSuccess() { |
| 698 | // The connection may not yet be established. We still need to wait |
| 699 | // for WIFI_P2P_CONNECTION_CHANGED_ACTION. However, we might never |
| 700 | // get that broadcast, so we register a timeout. |
| 701 | Slog.i(TAG, "Initiated connection to Wifi display: " + newDevice.deviceName); |
| 702 | |
| 703 | mHandler.postDelayed(mConnectionTimeout, CONNECTION_TIMEOUT_SECONDS * 1000); |
| 704 | } |
| 705 | |
| 706 | @Override |
| 707 | public void onFailure(int reason) { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 708 | if (mConnectingDevice == newDevice) { |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 709 | Slog.i(TAG, "Failed to initiate connection to Wifi display: " |
| 710 | + newDevice.deviceName + ", reason=" + reason); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 711 | mConnectingDevice = null; |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 712 | handleConnectionFailure(false); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 713 | } |
| 714 | } |
| 715 | }); |
| 716 | return; // wait for asynchronous callback |
| 717 | } |
| 718 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 719 | // Step 6. Listen for incoming RTSP connection. |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 720 | if (mConnectedDevice != null && mRemoteDisplay == null) { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 721 | Inet4Address addr = getInterfaceAddress(mConnectedDeviceGroupInfo); |
| 722 | if (addr == null) { |
| 723 | Slog.i(TAG, "Failed to get local interface address for communicating " |
| 724 | + "with Wifi display: " + mConnectedDevice.deviceName); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 725 | handleConnectionFailure(false); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 726 | return; // done |
| 727 | } |
| 728 | |
Jeff Brown | f110a37 | 2013-04-17 20:25:36 -0700 | [diff] [blame] | 729 | mWifiP2pManager.setMiracastMode(WifiP2pManager.MIRACAST_SOURCE); |
Jeff Brown | c9bd4ca | 2012-09-17 12:20:29 -0700 | [diff] [blame] | 730 | |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 731 | final WifiP2pDevice oldDevice = mConnectedDevice; |
Jeff Brown | 0f68d16 | 2012-09-11 12:18:15 -0700 | [diff] [blame] | 732 | final int port = getPortNumber(mConnectedDevice); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 733 | final String iface = addr.getHostAddress() + ":" + port; |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 734 | mRemoteDisplayInterface = iface; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 735 | |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 736 | Slog.i(TAG, "Listening for RTSP connection on " + iface |
| 737 | + " from Wifi display: " + mConnectedDevice.deviceName); |
| 738 | |
| 739 | mRemoteDisplay = RemoteDisplay.listen(iface, new RemoteDisplay.Listener() { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 740 | @Override |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 741 | public void onDisplayConnected(Surface surface, |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 742 | int width, int height, int flags, int session) { |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 743 | if (mConnectedDevice == oldDevice && !mRemoteDisplayConnected) { |
| 744 | Slog.i(TAG, "Opened RTSP connection with Wifi display: " |
| 745 | + mConnectedDevice.deviceName); |
| 746 | mRemoteDisplayConnected = true; |
| 747 | mHandler.removeCallbacks(mRtspTimeout); |
| 748 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 749 | if (mWifiDisplayCertMode) { |
| 750 | mListener.onDisplaySessionInfo( |
| 751 | getSessionInfo(mConnectedDeviceGroupInfo, session)); |
| 752 | } |
| 753 | |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 754 | final WifiDisplay display = createWifiDisplay(mConnectedDevice); |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 755 | advertiseDisplay(display, surface, width, height, flags); |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 756 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 757 | } |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 758 | |
| 759 | @Override |
| 760 | public void onDisplayDisconnected() { |
| 761 | if (mConnectedDevice == oldDevice) { |
| 762 | Slog.i(TAG, "Closed RTSP connection with Wifi display: " |
| 763 | + mConnectedDevice.deviceName); |
| 764 | mHandler.removeCallbacks(mRtspTimeout); |
| 765 | disconnect(); |
| 766 | } |
| 767 | } |
| 768 | |
| 769 | @Override |
| 770 | public void onDisplayError(int error) { |
| 771 | if (mConnectedDevice == oldDevice) { |
| 772 | Slog.i(TAG, "Lost RTSP connection with Wifi display due to error " |
| 773 | + error + ": " + mConnectedDevice.deviceName); |
| 774 | mHandler.removeCallbacks(mRtspTimeout); |
| 775 | handleConnectionFailure(false); |
| 776 | } |
| 777 | } |
| 778 | }, mHandler); |
| 779 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 780 | // Use extended timeout value for certification, as some tests require user inputs |
| 781 | int rtspTimeout = mWifiDisplayCertMode ? |
| 782 | RTSP_TIMEOUT_SECONDS_CERT_MODE : RTSP_TIMEOUT_SECONDS; |
| 783 | |
| 784 | mHandler.postDelayed(mRtspTimeout, rtspTimeout * 1000); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 785 | } |
| 786 | } |
| 787 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 788 | private WifiDisplaySessionInfo getSessionInfo(WifiP2pGroup info, int session) { |
| 789 | if (info == null) { |
| 790 | return null; |
| 791 | } |
| 792 | Inet4Address addr = getInterfaceAddress(info); |
| 793 | WifiDisplaySessionInfo sessionInfo = new WifiDisplaySessionInfo( |
| 794 | !info.getOwner().deviceAddress.equals(mThisDevice.deviceAddress), |
| 795 | session, |
| 796 | info.getOwner().deviceAddress + " " + info.getNetworkName(), |
| 797 | info.getPassphrase(), |
| 798 | (addr != null) ? addr.getHostAddress() : ""); |
| 799 | if (DEBUG) { |
| 800 | Slog.d(TAG, sessionInfo.toString()); |
| 801 | } |
| 802 | return sessionInfo; |
| 803 | } |
| 804 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 805 | private void handleStateChanged(boolean enabled) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 806 | mWifiP2pEnabled = enabled; |
| 807 | updateWfdEnableState(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 808 | } |
| 809 | |
| 810 | private void handlePeersChanged() { |
Irfan Sheriff | 56925d6 | 2012-10-01 23:01:57 -0700 | [diff] [blame] | 811 | // Even if wfd is disabled, it is best to get the latest set of peers to |
| 812 | // keep in sync with the p2p framework |
| 813 | requestPeers(); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 814 | } |
| 815 | |
| 816 | private void handleConnectionChanged(NetworkInfo networkInfo) { |
| 817 | mNetworkInfo = networkInfo; |
Jeff Brown | 180bbc7 | 2012-09-08 23:15:00 -0700 | [diff] [blame] | 818 | if (mWfdEnabled && networkInfo.isConnected()) { |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 819 | if (mDesiredDevice != null || mWifiDisplayCertMode) { |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 820 | mWifiP2pManager.requestGroupInfo(mWifiP2pChannel, new GroupInfoListener() { |
| 821 | @Override |
| 822 | public void onGroupInfoAvailable(WifiP2pGroup info) { |
| 823 | if (DEBUG) { |
| 824 | Slog.d(TAG, "Received group info: " + describeWifiP2pGroup(info)); |
| 825 | } |
| 826 | |
| 827 | if (mConnectingDevice != null && !info.contains(mConnectingDevice)) { |
| 828 | Slog.i(TAG, "Aborting connection to Wifi display because " |
| 829 | + "the current P2P group does not contain the device " |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 830 | + "we expected to find: " + mConnectingDevice.deviceName |
| 831 | + ", group info was: " + describeWifiP2pGroup(info)); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 832 | handleConnectionFailure(false); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 833 | return; |
| 834 | } |
| 835 | |
| 836 | if (mDesiredDevice != null && !info.contains(mDesiredDevice)) { |
| 837 | disconnect(); |
| 838 | return; |
| 839 | } |
| 840 | |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 841 | if (mWifiDisplayCertMode) { |
| 842 | boolean owner = info.getOwner().deviceAddress |
| 843 | .equals(mThisDevice.deviceAddress); |
| 844 | if (owner && info.getClientList().isEmpty()) { |
| 845 | // this is the case when we started Autonomous GO, |
| 846 | // and no client has connected, save group info |
| 847 | // and updateConnection() |
| 848 | mConnectingDevice = mDesiredDevice = null; |
| 849 | mConnectedDeviceGroupInfo = info; |
| 850 | updateConnection(); |
| 851 | } else if (mConnectingDevice == null && mDesiredDevice == null) { |
| 852 | // this is the case when we received an incoming connection |
| 853 | // from the sink, update both mConnectingDevice and mDesiredDevice |
| 854 | // then proceed to updateConnection() below |
| 855 | mConnectingDevice = mDesiredDevice = owner ? |
| 856 | info.getClientList().iterator().next() : info.getOwner(); |
| 857 | } |
| 858 | } |
| 859 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 860 | if (mConnectingDevice != null && mConnectingDevice == mDesiredDevice) { |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 861 | Slog.i(TAG, "Connected to Wifi display: " |
| 862 | + mConnectingDevice.deviceName); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 863 | |
| 864 | mHandler.removeCallbacks(mConnectionTimeout); |
| 865 | mConnectedDeviceGroupInfo = info; |
| 866 | mConnectedDevice = mConnectingDevice; |
| 867 | mConnectingDevice = null; |
| 868 | updateConnection(); |
| 869 | } |
| 870 | } |
| 871 | }); |
| 872 | } |
| 873 | } else { |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 874 | mConnectedDeviceGroupInfo = null; |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 875 | |
| 876 | // Disconnect if we lost the network while connecting or connected to a display. |
| 877 | if (mConnectingDevice != null || mConnectedDevice != null) { |
| 878 | disconnect(); |
| 879 | } |
Jeff Brown | 180bbc7 | 2012-09-08 23:15:00 -0700 | [diff] [blame] | 880 | |
| 881 | // After disconnection for a group, for some reason we have a tendency |
| 882 | // to get a peer change notification with an empty list of peers. |
| 883 | // Perform a fresh scan. |
| 884 | if (mWfdEnabled) { |
| 885 | requestPeers(); |
| 886 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 887 | } |
| 888 | } |
| 889 | |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 890 | private final Runnable mDiscoverPeers = new Runnable() { |
| 891 | @Override |
| 892 | public void run() { |
| 893 | tryDiscoverPeers(); |
| 894 | } |
| 895 | }; |
| 896 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 897 | private final Runnable mConnectionTimeout = new Runnable() { |
| 898 | @Override |
| 899 | public void run() { |
| 900 | if (mConnectingDevice != null && mConnectingDevice == mDesiredDevice) { |
| 901 | Slog.i(TAG, "Timed out waiting for Wifi display connection after " |
| 902 | + CONNECTION_TIMEOUT_SECONDS + " seconds: " |
| 903 | + mConnectingDevice.deviceName); |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 904 | handleConnectionFailure(true); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 905 | } |
| 906 | } |
| 907 | }; |
| 908 | |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 909 | private final Runnable mRtspTimeout = new Runnable() { |
| 910 | @Override |
| 911 | public void run() { |
| 912 | if (mConnectedDevice != null |
| 913 | && mRemoteDisplay != null && !mRemoteDisplayConnected) { |
| 914 | Slog.i(TAG, "Timed out waiting for Wifi display RTSP connection after " |
| 915 | + RTSP_TIMEOUT_SECONDS + " seconds: " |
| 916 | + mConnectedDevice.deviceName); |
| 917 | handleConnectionFailure(true); |
| 918 | } |
| 919 | } |
| 920 | }; |
| 921 | |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 922 | private void handleConnectionFailure(boolean timeoutOccurred) { |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 923 | Slog.i(TAG, "Wifi display connection failed!"); |
| 924 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 925 | if (mDesiredDevice != null) { |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 926 | if (mConnectionRetriesLeft > 0) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 927 | final WifiP2pDevice oldDevice = mDesiredDevice; |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 928 | mHandler.postDelayed(new Runnable() { |
| 929 | @Override |
| 930 | public void run() { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 931 | if (mDesiredDevice == oldDevice && mConnectionRetriesLeft > 0) { |
| 932 | mConnectionRetriesLeft -= 1; |
| 933 | Slog.i(TAG, "Retrying Wifi display connection. Retries left: " |
| 934 | + mConnectionRetriesLeft); |
| 935 | retryConnection(); |
| 936 | } |
Jeff Brown | 0cfebf2 | 2012-09-07 17:41:20 -0700 | [diff] [blame] | 937 | } |
| 938 | }, timeoutOccurred ? 0 : CONNECT_RETRY_DELAY_MILLIS); |
| 939 | } else { |
| 940 | disconnect(); |
| 941 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 942 | } |
| 943 | } |
| 944 | |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 945 | private void advertiseDisplay(final WifiDisplay display, |
| 946 | final Surface surface, final int width, final int height, final int flags) { |
| 947 | if (!Objects.equal(mAdvertisedDisplay, display) |
| 948 | || mAdvertisedDisplaySurface != surface |
| 949 | || mAdvertisedDisplayWidth != width |
| 950 | || mAdvertisedDisplayHeight != height |
| 951 | || mAdvertisedDisplayFlags != flags) { |
| 952 | final WifiDisplay oldDisplay = mAdvertisedDisplay; |
| 953 | final Surface oldSurface = mAdvertisedDisplaySurface; |
| 954 | |
| 955 | mAdvertisedDisplay = display; |
| 956 | mAdvertisedDisplaySurface = surface; |
| 957 | mAdvertisedDisplayWidth = width; |
| 958 | mAdvertisedDisplayHeight = height; |
| 959 | mAdvertisedDisplayFlags = flags; |
| 960 | |
| 961 | mHandler.post(new Runnable() { |
| 962 | @Override |
| 963 | public void run() { |
| 964 | if (oldSurface != null && surface != oldSurface) { |
| 965 | mListener.onDisplayDisconnected(); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 966 | } else if (oldDisplay != null && !oldDisplay.hasSameAddress(display)) { |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 967 | mListener.onDisplayConnectionFailed(); |
| 968 | } |
| 969 | |
| 970 | if (display != null) { |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 971 | if (!display.hasSameAddress(oldDisplay)) { |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 972 | mListener.onDisplayConnecting(display); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 973 | } else if (!display.equals(oldDisplay)) { |
| 974 | // The address is the same but some other property such as the |
| 975 | // name must have changed. |
| 976 | mListener.onDisplayChanged(display); |
Jeff Brown | c2b9ea6 | 2012-09-19 23:09:23 -0700 | [diff] [blame] | 977 | } |
| 978 | if (surface != null && surface != oldSurface) { |
| 979 | mListener.onDisplayConnected(display, surface, width, height, flags); |
| 980 | } |
| 981 | } |
| 982 | } |
| 983 | }); |
| 984 | } |
| 985 | } |
| 986 | |
| 987 | private void unadvertiseDisplay() { |
| 988 | advertiseDisplay(null, null, 0, 0, 0); |
| 989 | } |
| 990 | |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 991 | private void readvertiseDisplay(WifiDisplay display) { |
| 992 | advertiseDisplay(display, mAdvertisedDisplaySurface, |
| 993 | mAdvertisedDisplayWidth, mAdvertisedDisplayHeight, |
| 994 | mAdvertisedDisplayFlags); |
| 995 | } |
| 996 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 997 | private static Inet4Address getInterfaceAddress(WifiP2pGroup info) { |
| 998 | NetworkInterface iface; |
| 999 | try { |
| 1000 | iface = NetworkInterface.getByName(info.getInterface()); |
| 1001 | } catch (SocketException ex) { |
| 1002 | Slog.w(TAG, "Could not obtain address of network interface " |
| 1003 | + info.getInterface(), ex); |
| 1004 | return null; |
| 1005 | } |
| 1006 | |
| 1007 | Enumeration<InetAddress> addrs = iface.getInetAddresses(); |
| 1008 | while (addrs.hasMoreElements()) { |
| 1009 | InetAddress addr = addrs.nextElement(); |
| 1010 | if (addr instanceof Inet4Address) { |
| 1011 | return (Inet4Address)addr; |
| 1012 | } |
| 1013 | } |
| 1014 | |
| 1015 | Slog.w(TAG, "Could not obtain address of network interface " |
| 1016 | + info.getInterface() + " because it had no IPv4 addresses."); |
| 1017 | return null; |
| 1018 | } |
| 1019 | |
Jeff Brown | 0f68d16 | 2012-09-11 12:18:15 -0700 | [diff] [blame] | 1020 | private static int getPortNumber(WifiP2pDevice device) { |
| 1021 | if (device.deviceName.startsWith("DIRECT-") |
| 1022 | && device.deviceName.endsWith("Broadcom")) { |
| 1023 | // These dongles ignore the port we broadcast in our WFD IE. |
| 1024 | return 8554; |
| 1025 | } |
| 1026 | return DEFAULT_CONTROL_PORT; |
| 1027 | } |
| 1028 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1029 | private static boolean isWifiDisplay(WifiP2pDevice device) { |
Jeff Brown | 0f68d16 | 2012-09-11 12:18:15 -0700 | [diff] [blame] | 1030 | return device.wfdInfo != null |
| 1031 | && device.wfdInfo.isWfdEnabled() |
| 1032 | && isPrimarySinkDeviceType(device.wfdInfo.getDeviceType()); |
| 1033 | } |
| 1034 | |
| 1035 | private static boolean isPrimarySinkDeviceType(int deviceType) { |
| 1036 | return deviceType == WifiP2pWfdInfo.PRIMARY_SINK |
| 1037 | || deviceType == WifiP2pWfdInfo.SOURCE_OR_PRIMARY_SINK; |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1038 | } |
| 1039 | |
| 1040 | private static String describeWifiP2pDevice(WifiP2pDevice device) { |
| 1041 | return device != null ? device.toString().replace('\n', ',') : "null"; |
| 1042 | } |
| 1043 | |
| 1044 | private static String describeWifiP2pGroup(WifiP2pGroup group) { |
| 1045 | return group != null ? group.toString().replace('\n', ',') : "null"; |
| 1046 | } |
| 1047 | |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 1048 | private static WifiDisplay createWifiDisplay(WifiP2pDevice device) { |
Chong Zhang | 21f6039 | 2013-06-04 18:01:46 -0700 | [diff] [blame] | 1049 | return new WifiDisplay(device.deviceAddress, device.deviceName, null, |
Chong Zhang | ab87a63 | 2013-06-11 10:25:49 -0700 | [diff] [blame] | 1050 | true, device.wfdInfo.isSessionAvailable(), false); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 1051 | } |
| 1052 | |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1053 | private final BroadcastReceiver mWifiP2pReceiver = new BroadcastReceiver() { |
| 1054 | @Override |
| 1055 | public void onReceive(Context context, Intent intent) { |
| 1056 | final String action = intent.getAction(); |
| 1057 | if (action.equals(WifiP2pManager.WIFI_P2P_STATE_CHANGED_ACTION)) { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 1058 | // This broadcast is sticky so we'll always get the initial Wifi P2P state |
| 1059 | // on startup. |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1060 | boolean enabled = (intent.getIntExtra(WifiP2pManager.EXTRA_WIFI_STATE, |
| 1061 | WifiP2pManager.WIFI_P2P_STATE_DISABLED)) == |
| 1062 | WifiP2pManager.WIFI_P2P_STATE_ENABLED; |
| 1063 | if (DEBUG) { |
| 1064 | Slog.d(TAG, "Received WIFI_P2P_STATE_CHANGED_ACTION: enabled=" |
| 1065 | + enabled); |
| 1066 | } |
| 1067 | |
| 1068 | handleStateChanged(enabled); |
| 1069 | } else if (action.equals(WifiP2pManager.WIFI_P2P_PEERS_CHANGED_ACTION)) { |
| 1070 | if (DEBUG) { |
| 1071 | Slog.d(TAG, "Received WIFI_P2P_PEERS_CHANGED_ACTION."); |
| 1072 | } |
| 1073 | |
| 1074 | handlePeersChanged(); |
| 1075 | } else if (action.equals(WifiP2pManager.WIFI_P2P_CONNECTION_CHANGED_ACTION)) { |
| 1076 | NetworkInfo networkInfo = (NetworkInfo)intent.getParcelableExtra( |
| 1077 | WifiP2pManager.EXTRA_NETWORK_INFO); |
| 1078 | if (DEBUG) { |
| 1079 | Slog.d(TAG, "Received WIFI_P2P_CONNECTION_CHANGED_ACTION: networkInfo=" |
| 1080 | + networkInfo); |
| 1081 | } |
| 1082 | |
| 1083 | handleConnectionChanged(networkInfo); |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 1084 | } else if (action.equals(WifiP2pManager.WIFI_P2P_THIS_DEVICE_CHANGED_ACTION)) { |
| 1085 | mThisDevice = (WifiP2pDevice) intent.getParcelableExtra( |
| 1086 | WifiP2pManager.EXTRA_WIFI_P2P_DEVICE); |
| 1087 | if (DEBUG) { |
| 1088 | Slog.d(TAG, "Received WIFI_P2P_THIS_DEVICE_CHANGED_ACTION: mThisDevice= " |
| 1089 | + mThisDevice); |
| 1090 | } |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1091 | } |
| 1092 | } |
| 1093 | }; |
| 1094 | |
| 1095 | /** |
| 1096 | * Called on the handler thread when displays are connected or disconnected. |
| 1097 | */ |
| 1098 | public interface Listener { |
Jeff Brown | 89d5546 | 2012-09-19 11:33:42 -0700 | [diff] [blame] | 1099 | void onFeatureStateChanged(int featureState); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 1100 | |
| 1101 | void onScanStarted(); |
Jeff Brown | ce468a3 | 2013-11-21 16:42:03 -0800 | [diff] [blame] | 1102 | void onScanResults(WifiDisplay[] availableDisplays); |
| 1103 | void onScanFinished(); |
Jeff Brown | e08ae38 | 2012-09-07 20:36:36 -0700 | [diff] [blame] | 1104 | |
| 1105 | void onDisplayConnecting(WifiDisplay display); |
| 1106 | void onDisplayConnectionFailed(); |
Jeff Brown | 74da109 | 2012-11-07 16:02:13 -0800 | [diff] [blame] | 1107 | void onDisplayChanged(WifiDisplay display); |
Jeff Brown | f8f0edd | 2012-09-11 17:05:11 -0700 | [diff] [blame] | 1108 | void onDisplayConnected(WifiDisplay display, |
| 1109 | Surface surface, int width, int height, int flags); |
Chong Zhang | 1f3ecaa | 2013-05-03 15:55:36 -0700 | [diff] [blame] | 1110 | void onDisplaySessionInfo(WifiDisplaySessionInfo sessionInfo); |
Jeff Brown | cbad976 | 2012-09-04 21:57:59 -0700 | [diff] [blame] | 1111 | void onDisplayDisconnected(); |
| 1112 | } |
| 1113 | } |