TvInputManagerService.java revision c88f1916b8ab7f5f75a00375c6fb4873ea5044af
1/* 2 * Copyright (C) 2014 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 17package com.android.server.tv; 18 19import static android.media.tv.TvInputManager.INPUT_STATE_CONNECTED; 20import static android.media.tv.TvInputManager.INPUT_STATE_DISCONNECTED; 21 22import android.app.ActivityManager; 23import android.content.BroadcastReceiver; 24import android.content.ComponentName; 25import android.content.ContentProviderOperation; 26import android.content.ContentProviderResult; 27import android.content.ContentResolver; 28import android.content.ContentUris; 29import android.content.ContentValues; 30import android.content.Context; 31import android.content.Intent; 32import android.content.IntentFilter; 33import android.content.OperationApplicationException; 34import android.content.ServiceConnection; 35import android.content.pm.PackageManager; 36import android.content.pm.ResolveInfo; 37import android.content.pm.ServiceInfo; 38import android.database.Cursor; 39import android.graphics.Rect; 40import android.hardware.hdmi.HdmiCecDeviceInfo; 41import android.media.tv.ITvInputClient; 42import android.media.tv.ITvInputHardware; 43import android.media.tv.ITvInputHardwareCallback; 44import android.media.tv.ITvInputManager; 45import android.media.tv.ITvInputManagerCallback; 46import android.media.tv.ITvInputService; 47import android.media.tv.ITvInputServiceCallback; 48import android.media.tv.ITvInputSession; 49import android.media.tv.ITvInputSessionCallback; 50import android.media.tv.TvContract; 51import android.media.tv.TvInputHardwareInfo; 52import android.media.tv.TvInputInfo; 53import android.media.tv.TvInputService; 54import android.media.tv.TvStreamConfig; 55import android.media.tv.TvTrackInfo; 56import android.net.Uri; 57import android.os.Binder; 58import android.os.Bundle; 59import android.os.Handler; 60import android.os.IBinder; 61import android.os.Looper; 62import android.os.Message; 63import android.os.Process; 64import android.os.RemoteException; 65import android.os.UserHandle; 66import android.util.Slog; 67import android.util.SparseArray; 68import android.view.InputChannel; 69import android.view.Surface; 70 71import com.android.internal.content.PackageMonitor; 72import com.android.internal.os.SomeArgs; 73import com.android.internal.util.IndentingPrintWriter; 74import com.android.server.IoThread; 75import com.android.server.SystemService; 76 77import org.xmlpull.v1.XmlPullParserException; 78 79import java.io.FileDescriptor; 80import java.io.IOException; 81import java.io.PrintWriter; 82import java.util.ArrayList; 83import java.util.HashMap; 84import java.util.HashSet; 85import java.util.Iterator; 86import java.util.List; 87import java.util.Map; 88import java.util.Set; 89 90/** This class provides a system service that manages television inputs. */ 91public final class TvInputManagerService extends SystemService { 92 // STOPSHIP: Turn debugging off. 93 private static final boolean DEBUG = true; 94 private static final String TAG = "TvInputManagerService"; 95 96 private final Context mContext; 97 private final TvInputHardwareManager mTvInputHardwareManager; 98 99 private final ContentResolver mContentResolver; 100 101 // A global lock. 102 private final Object mLock = new Object(); 103 104 // ID of the current user. 105 private int mCurrentUserId = UserHandle.USER_OWNER; 106 107 // A map from user id to UserState. 108 private final SparseArray<UserState> mUserStates = new SparseArray<UserState>(); 109 110 private final Handler mLogHandler; 111 112 public TvInputManagerService(Context context) { 113 super(context); 114 115 mContext = context; 116 mContentResolver = context.getContentResolver(); 117 mLogHandler = new LogHandler(IoThread.get().getLooper()); 118 119 mTvInputHardwareManager = new TvInputHardwareManager(context, new HardwareListener()); 120 121 synchronized (mLock) { 122 mUserStates.put(mCurrentUserId, new UserState()); 123 } 124 } 125 126 @Override 127 public void onStart() { 128 publishBinderService(Context.TV_INPUT_SERVICE, new BinderService()); 129 } 130 131 @Override 132 public void onBootPhase(int phase) { 133 if (phase == SystemService.PHASE_SYSTEM_SERVICES_READY) { 134 registerBroadcastReceivers(); 135 } else if (phase == SystemService.PHASE_THIRD_PARTY_APPS_CAN_START) { 136 synchronized (mLock) { 137 buildTvInputListLocked(mCurrentUserId); 138 } 139 } 140 mTvInputHardwareManager.onBootPhase(phase); 141 } 142 143 private void registerBroadcastReceivers() { 144 PackageMonitor monitor = new PackageMonitor() { 145 @Override 146 public void onSomePackagesChanged() { 147 synchronized (mLock) { 148 buildTvInputListLocked(mCurrentUserId); 149 } 150 } 151 152 @Override 153 public void onPackageRemoved(String packageName, int uid) { 154 synchronized (mLock) { 155 UserState userState = getUserStateLocked(mCurrentUserId); 156 if (!userState.packageSet.contains(packageName)) { 157 // Not a TV input package. 158 return; 159 } 160 } 161 162 ArrayList<ContentProviderOperation> operations = 163 new ArrayList<ContentProviderOperation>(); 164 165 String selection = TvContract.BaseTvColumns.COLUMN_PACKAGE_NAME + "=?"; 166 String[] selectionArgs = { packageName }; 167 168 operations.add(ContentProviderOperation.newDelete(TvContract.Channels.CONTENT_URI) 169 .withSelection(selection, selectionArgs).build()); 170 operations.add(ContentProviderOperation.newDelete(TvContract.Programs.CONTENT_URI) 171 .withSelection(selection, selectionArgs).build()); 172 operations.add(ContentProviderOperation 173 .newDelete(TvContract.WatchedPrograms.CONTENT_URI) 174 .withSelection(selection, selectionArgs).build()); 175 176 ContentProviderResult[] results = null; 177 try { 178 results = mContentResolver.applyBatch(TvContract.AUTHORITY, operations); 179 } catch (RemoteException | OperationApplicationException e) { 180 Slog.e(TAG, "error in applyBatch" + e); 181 } 182 183 if (DEBUG) { 184 Slog.d(TAG, "onPackageRemoved(packageName=" + packageName + ", uid=" + uid 185 + ")"); 186 Slog.d(TAG, "results=" + results); 187 } 188 } 189 }; 190 monitor.register(mContext, null, UserHandle.ALL, true); 191 192 IntentFilter intentFilter = new IntentFilter(); 193 intentFilter.addAction(Intent.ACTION_USER_SWITCHED); 194 intentFilter.addAction(Intent.ACTION_USER_REMOVED); 195 mContext.registerReceiverAsUser(new BroadcastReceiver() { 196 @Override 197 public void onReceive(Context context, Intent intent) { 198 String action = intent.getAction(); 199 if (Intent.ACTION_USER_SWITCHED.equals(action)) { 200 switchUser(intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0)); 201 } else if (Intent.ACTION_USER_REMOVED.equals(action)) { 202 removeUser(intent.getIntExtra(Intent.EXTRA_USER_HANDLE, 0)); 203 } 204 } 205 }, UserHandle.ALL, intentFilter, null, null); 206 } 207 208 private static boolean hasHardwarePermission(PackageManager pm, ComponentName component) { 209 return pm.checkPermission(android.Manifest.permission.TV_INPUT_HARDWARE, 210 component.getPackageName()) == PackageManager.PERMISSION_GRANTED; 211 } 212 213 private void buildTvInputListLocked(int userId) { 214 UserState userState = getUserStateLocked(userId); 215 216 Map<String, TvInputState> inputMap = new HashMap<String, TvInputState>(); 217 userState.packageSet.clear(); 218 219 if (DEBUG) Slog.d(TAG, "buildTvInputList"); 220 PackageManager pm = mContext.getPackageManager(); 221 List<ResolveInfo> services = pm.queryIntentServices( 222 new Intent(TvInputService.SERVICE_INTERFACE), 223 PackageManager.GET_SERVICES | PackageManager.GET_META_DATA); 224 List<TvInputInfo> inputList = new ArrayList<TvInputInfo>(); 225 for (ResolveInfo ri : services) { 226 ServiceInfo si = ri.serviceInfo; 227 if (!android.Manifest.permission.BIND_TV_INPUT.equals(si.permission)) { 228 Slog.w(TAG, "Skipping TV input " + si.name + ": it does not require the permission " 229 + android.Manifest.permission.BIND_TV_INPUT); 230 continue; 231 } 232 try { 233 inputList.clear(); 234 ComponentName component = new ComponentName(si.packageName, si.name); 235 if (hasHardwarePermission(pm, component)) { 236 ServiceState serviceState = userState.serviceStateMap.get(component); 237 if (serviceState == null) { 238 // We see this hardware TV input service for the first time; we need to 239 // prepare the ServiceState object so that we can connect to the service and 240 // let it add TvInputInfo objects to mInputList if there's any. 241 serviceState = new ServiceState(component, userId); 242 userState.serviceStateMap.put(component, serviceState); 243 } else { 244 inputList.addAll(serviceState.mInputList); 245 } 246 } else { 247 inputList.add(TvInputInfo.createTvInputInfo(mContext, ri)); 248 } 249 250 for (TvInputInfo info : inputList) { 251 if (DEBUG) Slog.d(TAG, "add " + info.getId()); 252 TvInputState state = userState.inputMap.get(info.getId()); 253 if (state == null) { 254 state = new TvInputState(); 255 } 256 state.mInfo = info; 257 inputMap.put(info.getId(), state); 258 } 259 260 // Reconnect the service if existing input is updated. 261 updateServiceConnectionLocked(component, userId); 262 263 userState.packageSet.add(si.packageName); 264 } catch (IOException | XmlPullParserException e) { 265 Slog.e(TAG, "Can't load TV input " + si.name, e); 266 } 267 } 268 269 for (String inputId : inputMap.keySet()) { 270 if (!userState.inputMap.containsKey(inputId)) { 271 notifyInputAddedLocked(userState, inputId); 272 } 273 } 274 275 for (String inputId : userState.inputMap.keySet()) { 276 if (!inputMap.containsKey(inputId)) { 277 notifyInputRemovedLocked(userState, inputId); 278 } 279 } 280 281 userState.inputMap.clear(); 282 userState.inputMap = inputMap; 283 } 284 285 private void switchUser(int userId) { 286 synchronized (mLock) { 287 if (mCurrentUserId == userId) { 288 return; 289 } 290 // final int oldUserId = mCurrentUserId; 291 // TODO: Release services and sessions in the old user state, if needed. 292 mCurrentUserId = userId; 293 294 UserState userState = mUserStates.get(userId); 295 if (userState == null) { 296 userState = new UserState(); 297 } 298 mUserStates.put(userId, userState); 299 buildTvInputListLocked(userId); 300 } 301 } 302 303 private void removeUser(int userId) { 304 synchronized (mLock) { 305 UserState userState = mUserStates.get(userId); 306 if (userState == null) { 307 return; 308 } 309 // Release created sessions. 310 for (SessionState state : userState.sessionStateMap.values()) { 311 if (state.mSession != null) { 312 try { 313 state.mSession.release(); 314 } catch (RemoteException e) { 315 Slog.e(TAG, "error in release", e); 316 } 317 } 318 } 319 userState.sessionStateMap.clear(); 320 321 // Unregister all callbacks and unbind all services. 322 for (ServiceState serviceState : userState.serviceStateMap.values()) { 323 if (serviceState.mCallback != null) { 324 try { 325 serviceState.mService.unregisterCallback(serviceState.mCallback); 326 } catch (RemoteException e) { 327 Slog.e(TAG, "error in unregisterCallback", e); 328 } 329 } 330 serviceState.mClientTokens.clear(); 331 mContext.unbindService(serviceState.mConnection); 332 } 333 userState.serviceStateMap.clear(); 334 335 userState.clientStateMap.clear(); 336 337 mUserStates.remove(userId); 338 } 339 } 340 341 private UserState getUserStateLocked(int userId) { 342 UserState userState = mUserStates.get(userId); 343 if (userState == null) { 344 throw new IllegalStateException("User state not found for user ID " + userId); 345 } 346 return userState; 347 } 348 349 private ServiceState getServiceStateLocked(ComponentName component, int userId) { 350 UserState userState = getUserStateLocked(userId); 351 ServiceState serviceState = userState.serviceStateMap.get(component); 352 if (serviceState == null) { 353 throw new IllegalStateException("Service state not found for " + component + " (userId=" 354 + userId + ")"); 355 } 356 return serviceState; 357 } 358 359 private SessionState getSessionStateLocked(IBinder sessionToken, int callingUid, int userId) { 360 UserState userState = getUserStateLocked(userId); 361 SessionState sessionState = userState.sessionStateMap.get(sessionToken); 362 if (sessionState == null) { 363 throw new IllegalArgumentException("Session state not found for token " + sessionToken); 364 } 365 // Only the application that requested this session or the system can access it. 366 if (callingUid != Process.SYSTEM_UID && callingUid != sessionState.mCallingUid) { 367 throw new SecurityException("Illegal access to the session with token " + sessionToken 368 + " from uid " + callingUid); 369 } 370 return sessionState; 371 } 372 373 private ITvInputSession getSessionLocked(IBinder sessionToken, int callingUid, int userId) { 374 return getSessionLocked(getSessionStateLocked(sessionToken, callingUid, userId)); 375 } 376 377 private ITvInputSession getSessionLocked(SessionState sessionState) { 378 ITvInputSession session = sessionState.mSession; 379 if (session == null) { 380 throw new IllegalStateException("Session not yet created for token " 381 + sessionState.mSessionToken); 382 } 383 return session; 384 } 385 386 private int resolveCallingUserId(int callingPid, int callingUid, int requestedUserId, 387 String methodName) { 388 return ActivityManager.handleIncomingUser(callingPid, callingUid, requestedUserId, false, 389 false, methodName, null); 390 } 391 392 private static boolean shouldMaintainConnection(ServiceState serviceState) { 393 return !serviceState.mClientTokens.isEmpty() 394 || !serviceState.mSessionTokens.isEmpty() 395 || serviceState.mIsHardware; 396 // TODO: Find a way to maintain connection only when necessary. 397 } 398 399 private void updateServiceConnectionLocked(ComponentName component, int userId) { 400 UserState userState = getUserStateLocked(userId); 401 ServiceState serviceState = userState.serviceStateMap.get(component); 402 if (serviceState == null) { 403 return; 404 } 405 if (serviceState.mReconnecting) { 406 if (!serviceState.mSessionTokens.isEmpty()) { 407 // wait until all the sessions are removed. 408 return; 409 } 410 serviceState.mReconnecting = false; 411 } 412 boolean maintainConnection = shouldMaintainConnection(serviceState); 413 if (serviceState.mService == null && maintainConnection && userId == mCurrentUserId) { 414 // This means that the service is not yet connected but its state indicates that we 415 // have pending requests. Then, connect the service. 416 if (serviceState.mBound) { 417 // We have already bound to the service so we don't try to bind again until after we 418 // unbind later on. 419 return; 420 } 421 if (DEBUG) { 422 Slog.d(TAG, "bindServiceAsUser(service=" + component + ", userId=" + userId + ")"); 423 } 424 425 Intent i = new Intent(TvInputService.SERVICE_INTERFACE).setComponent(component); 426 // Binding service may fail if the service is updating. 427 // In that case, the connection will be revived in buildTvInputListLocked called by 428 // onSomePackagesChanged. 429 serviceState.mBound = mContext.bindServiceAsUser( 430 i, serviceState.mConnection, Context.BIND_AUTO_CREATE, new UserHandle(userId)); 431 } else if (serviceState.mService != null && !maintainConnection) { 432 // This means that the service is already connected but its state indicates that we have 433 // nothing to do with it. Then, disconnect the service. 434 if (DEBUG) { 435 Slog.d(TAG, "unbindService(service=" + component + ")"); 436 } 437 mContext.unbindService(serviceState.mConnection); 438 userState.serviceStateMap.remove(component); 439 } 440 } 441 442 private ClientState createClientStateLocked(IBinder clientToken, int userId) { 443 UserState userState = getUserStateLocked(userId); 444 ClientState clientState = new ClientState(clientToken, userId); 445 try { 446 clientToken.linkToDeath(clientState, 0); 447 } catch (RemoteException e) { 448 Slog.e(TAG, "Client is already died."); 449 } 450 userState.clientStateMap.put(clientToken, clientState); 451 return clientState; 452 } 453 454 private void createSessionInternalLocked(ITvInputService service, final IBinder sessionToken, 455 final int userId) { 456 final UserState userState = getUserStateLocked(userId); 457 final SessionState sessionState = userState.sessionStateMap.get(sessionToken); 458 if (DEBUG) { 459 Slog.d(TAG, "createSessionInternalLocked(inputId=" + sessionState.mInfo.getId() + ")"); 460 } 461 462 final InputChannel[] channels = InputChannel.openInputChannelPair(sessionToken.toString()); 463 464 // Set up a callback to send the session token. 465 ITvInputSessionCallback callback = new ITvInputSessionCallback.Stub() { 466 @Override 467 public void onSessionCreated(ITvInputSession session) { 468 if (DEBUG) { 469 Slog.d(TAG, "onSessionCreated(inputId=" + sessionState.mInfo.getId() + ")"); 470 } 471 synchronized (mLock) { 472 sessionState.mSession = session; 473 if (session == null) { 474 removeSessionStateLocked(sessionToken, userId); 475 sendSessionTokenToClientLocked(sessionState.mClient, 476 sessionState.mInfo.getId(), null, null, sessionState.mSeq); 477 } else { 478 try { 479 session.asBinder().linkToDeath(sessionState, 0); 480 } catch (RemoteException e) { 481 Slog.e(TAG, "Session is already died."); 482 } 483 484 IBinder clientToken = sessionState.mClient.asBinder(); 485 ClientState clientState = userState.clientStateMap.get(clientToken); 486 if (clientState == null) { 487 clientState = createClientStateLocked(clientToken, userId); 488 } 489 clientState.mSessionTokens.add(sessionState.mSessionToken); 490 491 sendSessionTokenToClientLocked(sessionState.mClient, 492 sessionState.mInfo.getId(), sessionToken, channels[0], 493 sessionState.mSeq); 494 } 495 channels[0].dispose(); 496 } 497 } 498 499 @Override 500 public void onChannelRetuned(Uri channelUri) { 501 synchronized (mLock) { 502 if (DEBUG) { 503 Slog.d(TAG, "onChannelRetuned(" + channelUri + ")"); 504 } 505 if (sessionState.mSession == null || sessionState.mClient == null) { 506 return; 507 } 508 try { 509 // TODO: Consider adding this channel change in the watch log. When we do 510 // that, how we can protect the watch log from malicious tv inputs should 511 // be addressed. e.g. add a field which represents where the channel change 512 // originated from. 513 sessionState.mClient.onChannelRetuned(channelUri, sessionState.mSeq); 514 } catch (RemoteException e) { 515 Slog.e(TAG, "error in onChannelRetuned"); 516 } 517 } 518 } 519 520 @Override 521 public void onTrackInfoChanged(List<TvTrackInfo> tracks) { 522 synchronized (mLock) { 523 if (DEBUG) { 524 Slog.d(TAG, "onTrackInfoChanged(" + tracks + ")"); 525 } 526 if (sessionState.mSession == null || sessionState.mClient == null) { 527 return; 528 } 529 try { 530 sessionState.mClient.onTrackInfoChanged(tracks, 531 sessionState.mSeq); 532 } catch (RemoteException e) { 533 Slog.e(TAG, "error in onTrackInfoChanged"); 534 } 535 } 536 } 537 538 @Override 539 public void onVideoAvailable() { 540 synchronized (mLock) { 541 if (DEBUG) { 542 Slog.d(TAG, "onVideoAvailable()"); 543 } 544 if (sessionState.mSession == null || sessionState.mClient == null) { 545 return; 546 } 547 try { 548 sessionState.mClient.onVideoAvailable(sessionState.mSeq); 549 } catch (RemoteException e) { 550 Slog.e(TAG, "error in onVideoAvailable"); 551 } 552 } 553 } 554 555 @Override 556 public void onVideoUnavailable(int reason) { 557 synchronized (mLock) { 558 if (DEBUG) { 559 Slog.d(TAG, "onVideoUnavailable(" + reason + ")"); 560 } 561 if (sessionState.mSession == null || sessionState.mClient == null) { 562 return; 563 } 564 try { 565 sessionState.mClient.onVideoUnavailable(reason, sessionState.mSeq); 566 } catch (RemoteException e) { 567 Slog.e(TAG, "error in onVideoUnavailable"); 568 } 569 } 570 } 571 572 @Override 573 public void onContentAllowed() { 574 synchronized (mLock) { 575 if (DEBUG) { 576 Slog.d(TAG, "onContentAllowed()"); 577 } 578 if (sessionState.mSession == null || sessionState.mClient == null) { 579 return; 580 } 581 try { 582 sessionState.mClient.onContentAllowed(sessionState.mSeq); 583 } catch (RemoteException e) { 584 Slog.e(TAG, "error in onContentAllowed"); 585 } 586 } 587 } 588 589 @Override 590 public void onContentBlocked(String rating) { 591 synchronized (mLock) { 592 if (DEBUG) { 593 Slog.d(TAG, "onContentBlocked()"); 594 } 595 if (sessionState.mSession == null || sessionState.mClient == null) { 596 return; 597 } 598 try { 599 sessionState.mClient.onContentBlocked(rating, sessionState.mSeq); 600 } catch (RemoteException e) { 601 Slog.e(TAG, "error in onContentBlocked"); 602 } 603 } 604 } 605 606 @Override 607 public void onSessionEvent(String eventType, Bundle eventArgs) { 608 synchronized (mLock) { 609 if (DEBUG) { 610 Slog.d(TAG, "onEvent(what=" + eventType + ", data=" + eventArgs + ")"); 611 } 612 if (sessionState.mSession == null || sessionState.mClient == null) { 613 return; 614 } 615 try { 616 sessionState.mClient.onSessionEvent(eventType, eventArgs, 617 sessionState.mSeq); 618 } catch (RemoteException e) { 619 Slog.e(TAG, "error in onSessionEvent"); 620 } 621 } 622 } 623 }; 624 625 // Create a session. When failed, send a null token immediately. 626 try { 627 service.createSession(channels[1], callback, sessionState.mInfo.getId()); 628 } catch (RemoteException e) { 629 Slog.e(TAG, "error in createSession", e); 630 removeSessionStateLocked(sessionToken, userId); 631 sendSessionTokenToClientLocked(sessionState.mClient, sessionState.mInfo.getId(), null, 632 null, sessionState.mSeq); 633 } 634 channels[1].dispose(); 635 } 636 637 private void sendSessionTokenToClientLocked(ITvInputClient client, String inputId, 638 IBinder sessionToken, InputChannel channel, int seq) { 639 try { 640 client.onSessionCreated(inputId, sessionToken, channel, seq); 641 } catch (RemoteException exception) { 642 Slog.e(TAG, "error in onSessionCreated", exception); 643 } 644 } 645 646 private void releaseSessionLocked(IBinder sessionToken, int callingUid, int userId) { 647 SessionState sessionState = getSessionStateLocked(sessionToken, callingUid, userId); 648 if (sessionState.mSession != null) { 649 try { 650 sessionState.mSession.release(); 651 } catch (RemoteException e) { 652 Slog.w(TAG, "session is already disapeared", e); 653 } 654 sessionState.mSession = null; 655 } 656 removeSessionStateLocked(sessionToken, userId); 657 } 658 659 private void removeSessionStateLocked(IBinder sessionToken, int userId) { 660 UserState userState = getUserStateLocked(userId); 661 if (sessionToken == userState.mainSessionToken) { 662 userState.mainSessionToken = null; 663 } 664 665 // Remove the session state from the global session state map of the current user. 666 SessionState sessionState = userState.sessionStateMap.remove(sessionToken); 667 668 // Close the open log entry, if any. 669 if (sessionState.mLogUri != null) { 670 SomeArgs args = SomeArgs.obtain(); 671 args.arg1 = sessionState.mLogUri; 672 args.arg2 = System.currentTimeMillis(); 673 mLogHandler.obtainMessage(LogHandler.MSG_CLOSE_ENTRY, args).sendToTarget(); 674 } 675 676 // Also remove the session token from the session token list of the current client and 677 // service. 678 ClientState clientState = userState.clientStateMap.get(sessionState.mClient.asBinder()); 679 if (clientState != null) { 680 clientState.mSessionTokens.remove(sessionToken); 681 if (clientState.isEmpty()) { 682 userState.clientStateMap.remove(sessionState.mClient.asBinder()); 683 } 684 } 685 686 TvInputInfo info = sessionState.mInfo; 687 if (info != null) { 688 ServiceState serviceState = userState.serviceStateMap.get(info.getComponent()); 689 if (serviceState != null) { 690 serviceState.mSessionTokens.remove(sessionToken); 691 } 692 } 693 updateServiceConnectionLocked(sessionState.mInfo.getComponent(), userId); 694 } 695 696 private void notifyInputAddedLocked(UserState userState, String inputId) { 697 if (DEBUG) { 698 Slog.d(TAG, "notifyInputAdded: inputId = " + inputId); 699 } 700 for (ITvInputManagerCallback callback : userState.callbackSet) { 701 try { 702 callback.onInputAdded(inputId); 703 } catch (RemoteException e) { 704 Slog.e(TAG, "Failed to report added input to callback."); 705 } 706 } 707 } 708 709 private void notifyInputRemovedLocked(UserState userState, String inputId) { 710 if (DEBUG) { 711 Slog.d(TAG, "notifyInputRemovedLocked: inputId = " + inputId); 712 } 713 for (ITvInputManagerCallback callback : userState.callbackSet) { 714 try { 715 callback.onInputRemoved(inputId); 716 } catch (RemoteException e) { 717 Slog.e(TAG, "Failed to report removed input to callback."); 718 } 719 } 720 } 721 722 private void notifyInputStateChangedLocked(UserState userState, String inputId, 723 int state, ITvInputManagerCallback targetCallback) { 724 if (DEBUG) { 725 Slog.d(TAG, "notifyInputStateChangedLocked: inputId = " + inputId 726 + "; state = " + state); 727 } 728 if (targetCallback == null) { 729 for (ITvInputManagerCallback callback : userState.callbackSet) { 730 try { 731 callback.onInputStateChanged(inputId, state); 732 } catch (RemoteException e) { 733 Slog.e(TAG, "Failed to report state change to callback."); 734 } 735 } 736 } else { 737 try { 738 targetCallback.onInputStateChanged(inputId, state); 739 } catch (RemoteException e) { 740 Slog.e(TAG, "Failed to report state change to callback."); 741 } 742 } 743 } 744 745 private void setStateLocked(String inputId, int state, int userId) { 746 UserState userState = getUserStateLocked(userId); 747 TvInputState inputState = userState.inputMap.get(inputId); 748 ServiceState serviceState = userState.serviceStateMap.get(inputState.mInfo.getComponent()); 749 int oldState = inputState.mState; 750 inputState.mState = state; 751 if (serviceState != null && serviceState.mService == null 752 && shouldMaintainConnection(serviceState)) { 753 // We don't notify state change while reconnecting. It should remain disconnected. 754 return; 755 } 756 if (oldState != state) { 757 notifyInputStateChangedLocked(userState, inputId, state, null); 758 } 759 } 760 761 private final class BinderService extends ITvInputManager.Stub { 762 @Override 763 public List<TvInputInfo> getTvInputList(int userId) { 764 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), 765 Binder.getCallingUid(), userId, "getTvInputList"); 766 final long identity = Binder.clearCallingIdentity(); 767 try { 768 synchronized (mLock) { 769 UserState userState = getUserStateLocked(resolvedUserId); 770 List<TvInputInfo> inputList = new ArrayList<TvInputInfo>(); 771 for (TvInputState state : userState.inputMap.values()) { 772 inputList.add(state.mInfo); 773 } 774 return inputList; 775 } 776 } finally { 777 Binder.restoreCallingIdentity(identity); 778 } 779 } 780 781 @Override 782 public TvInputInfo getTvInputInfo(String inputId, int userId) { 783 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), 784 Binder.getCallingUid(), userId, "getTvInputInfo"); 785 final long identity = Binder.clearCallingIdentity(); 786 try { 787 synchronized (mLock) { 788 UserState userState = getUserStateLocked(resolvedUserId); 789 TvInputState state = userState.inputMap.get(inputId); 790 return state == null ? null : state.mInfo; 791 } 792 } finally { 793 Binder.restoreCallingIdentity(identity); 794 } 795 } 796 797 @Override 798 public void registerCallback(final ITvInputManagerCallback callback, int userId) { 799 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), 800 Binder.getCallingUid(), userId, "registerCallback"); 801 final long identity = Binder.clearCallingIdentity(); 802 try { 803 synchronized (mLock) { 804 UserState userState = getUserStateLocked(resolvedUserId); 805 userState.callbackSet.add(callback); 806 for (TvInputState state : userState.inputMap.values()) { 807 notifyInputStateChangedLocked(userState, state.mInfo.getId(), 808 state.mState, callback); 809 } 810 } 811 } finally { 812 Binder.restoreCallingIdentity(identity); 813 } 814 } 815 816 @Override 817 public void unregisterCallback(ITvInputManagerCallback callback, int userId) { 818 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), 819 Binder.getCallingUid(), userId, "unregisterCallback"); 820 final long identity = Binder.clearCallingIdentity(); 821 try { 822 synchronized (mLock) { 823 UserState userState = getUserStateLocked(resolvedUserId); 824 userState.callbackSet.remove(callback); 825 } 826 } finally { 827 Binder.restoreCallingIdentity(identity); 828 } 829 } 830 831 @Override 832 public void createSession(final ITvInputClient client, final String inputId, 833 int seq, int userId) { 834 final int callingUid = Binder.getCallingUid(); 835 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 836 userId, "createSession"); 837 final long identity = Binder.clearCallingIdentity(); 838 try { 839 synchronized (mLock) { 840 UserState userState = getUserStateLocked(resolvedUserId); 841 TvInputInfo info = userState.inputMap.get(inputId).mInfo; 842 ServiceState serviceState = userState.serviceStateMap.get(info.getComponent()); 843 if (serviceState == null) { 844 serviceState = new ServiceState(info.getComponent(), resolvedUserId); 845 userState.serviceStateMap.put(info.getComponent(), serviceState); 846 } 847 // Send a null token immediately while reconnecting. 848 if (serviceState.mReconnecting == true) { 849 sendSessionTokenToClientLocked(client, inputId, null, null, seq); 850 return; 851 } 852 853 // Create a new session token and a session state. 854 IBinder sessionToken = new Binder(); 855 SessionState sessionState = new SessionState(sessionToken, info, client, 856 seq, callingUid, resolvedUserId); 857 858 // Add them to the global session state map of the current user. 859 userState.sessionStateMap.put(sessionToken, sessionState); 860 861 // Also, add them to the session state map of the current service. 862 serviceState.mSessionTokens.add(sessionToken); 863 864 if (serviceState.mService != null) { 865 createSessionInternalLocked(serviceState.mService, sessionToken, 866 resolvedUserId); 867 } else { 868 updateServiceConnectionLocked(info.getComponent(), resolvedUserId); 869 } 870 } 871 } finally { 872 Binder.restoreCallingIdentity(identity); 873 } 874 } 875 876 @Override 877 public void releaseSession(IBinder sessionToken, int userId) { 878 final int callingUid = Binder.getCallingUid(); 879 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 880 userId, "releaseSession"); 881 final long identity = Binder.clearCallingIdentity(); 882 try { 883 synchronized (mLock) { 884 releaseSessionLocked(sessionToken, callingUid, resolvedUserId); 885 } 886 } finally { 887 Binder.restoreCallingIdentity(identity); 888 } 889 } 890 891 @Override 892 public void setMainSession(IBinder sessionToken, int userId) { 893 final int callingUid = Binder.getCallingUid(); 894 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 895 userId, "setMainSession"); 896 final long identity = Binder.clearCallingIdentity(); 897 try { 898 synchronized (mLock) { 899 UserState userState = getUserStateLocked(resolvedUserId); 900 if (sessionToken == userState.mainSessionToken) { 901 return; 902 } 903 904 SessionState sessionState = getSessionStateLocked(sessionToken, callingUid, 905 resolvedUserId); 906 ServiceState serviceState = getServiceStateLocked( 907 sessionState.mInfo.getComponent(), resolvedUserId); 908 ITvInputSession session = getSessionLocked(sessionState); 909 910 ServiceState prevMainServiceState = null; 911 ITvInputSession prevMainSession = null; 912 if (userState.mainSessionToken != null) { 913 SessionState prevMainSessionState = getSessionStateLocked( 914 userState.mainSessionToken, Process.SYSTEM_UID, resolvedUserId); 915 prevMainServiceState = getServiceStateLocked( 916 prevMainSessionState.mInfo.getComponent(), resolvedUserId); 917 prevMainSession = getSessionLocked(prevMainSessionState); 918 } 919 920 userState.mainSessionToken = sessionToken; 921 922 // Inform the new main session first. See {@link TvInputService#onSetMain}. 923 if (serviceState.mIsHardware) { 924 try { 925 session.setMainSession(true); 926 } catch (RemoteException e) { 927 Slog.e(TAG, "error in setMainSession", e); 928 } 929 } 930 if (prevMainSession != null && prevMainServiceState.mIsHardware) { 931 try { 932 prevMainSession.setMainSession(false); 933 } catch (RemoteException e) { 934 Slog.e(TAG, "error in setMainSession", e); 935 } 936 } 937 } 938 } finally { 939 Binder.restoreCallingIdentity(identity); 940 } 941 } 942 943 @Override 944 public void setSurface(IBinder sessionToken, Surface surface, int userId) { 945 final int callingUid = Binder.getCallingUid(); 946 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 947 userId, "setSurface"); 948 final long identity = Binder.clearCallingIdentity(); 949 try { 950 synchronized (mLock) { 951 try { 952 getSessionLocked(sessionToken, callingUid, resolvedUserId).setSurface( 953 surface); 954 } catch (RemoteException e) { 955 Slog.e(TAG, "error in setSurface", e); 956 } 957 } 958 } finally { 959 if (surface != null) { 960 // surface is not used in TvInputManagerService. 961 surface.release(); 962 } 963 Binder.restoreCallingIdentity(identity); 964 } 965 } 966 967 @Override 968 public void dispatchSurfaceChanged(IBinder sessionToken, int format, int width, 969 int height, int userId) { 970 final int callingUid = Binder.getCallingUid(); 971 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 972 userId, "dispatchSurfaceChanged"); 973 final long identity = Binder.clearCallingIdentity(); 974 try { 975 synchronized (mLock) { 976 try { 977 getSessionLocked(sessionToken, callingUid, resolvedUserId) 978 .dispatchSurfaceChanged(format, width, height); 979 } catch (RemoteException e) { 980 Slog.e(TAG, "error in dispatchSurfaceChanged", e); 981 } 982 } 983 } finally { 984 Binder.restoreCallingIdentity(identity); 985 } 986 } 987 988 @Override 989 public void setVolume(IBinder sessionToken, float volume, int userId) { 990 final int callingUid = Binder.getCallingUid(); 991 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 992 userId, "setVolume"); 993 final long identity = Binder.clearCallingIdentity(); 994 try { 995 synchronized (mLock) { 996 try { 997 getSessionLocked(sessionToken, callingUid, resolvedUserId).setVolume( 998 volume); 999 } catch (RemoteException e) { 1000 Slog.e(TAG, "error in setVolume", e); 1001 } 1002 } 1003 } finally { 1004 Binder.restoreCallingIdentity(identity); 1005 } 1006 } 1007 1008 @Override 1009 public void tune(IBinder sessionToken, final Uri channelUri, int userId) { 1010 final int callingUid = Binder.getCallingUid(); 1011 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1012 userId, "tune"); 1013 final long identity = Binder.clearCallingIdentity(); 1014 try { 1015 synchronized (mLock) { 1016 try { 1017 getSessionLocked(sessionToken, callingUid, resolvedUserId).tune(channelUri); 1018 if (TvContract.isChannelUriForPassthroughTvInput(channelUri)) { 1019 // Do not log the watch history for passthrough inputs. 1020 return; 1021 } 1022 long currentTime = System.currentTimeMillis(); 1023 long channelId = ContentUris.parseId(channelUri); 1024 1025 // Close the open log entry first, if any. 1026 UserState userState = getUserStateLocked(resolvedUserId); 1027 SessionState sessionState = userState.sessionStateMap.get(sessionToken); 1028 if (sessionState.mLogUri != null) { 1029 SomeArgs args = SomeArgs.obtain(); 1030 args.arg1 = sessionState.mLogUri; 1031 args.arg2 = currentTime; 1032 mLogHandler.obtainMessage(LogHandler.MSG_CLOSE_ENTRY, args) 1033 .sendToTarget(); 1034 } 1035 1036 // Create a log entry and fill it later. 1037 String packageName = sessionState.mInfo.getServiceInfo().packageName; 1038 ContentValues values = new ContentValues(); 1039 values.put(TvContract.WatchedPrograms.COLUMN_PACKAGE_NAME, packageName); 1040 values.put(TvContract.WatchedPrograms.COLUMN_WATCH_START_TIME_UTC_MILLIS, 1041 currentTime); 1042 values.put(TvContract.WatchedPrograms.COLUMN_WATCH_END_TIME_UTC_MILLIS, 0); 1043 values.put(TvContract.WatchedPrograms.COLUMN_CHANNEL_ID, channelId); 1044 1045 sessionState.mLogUri = mContentResolver.insert( 1046 TvContract.WatchedPrograms.CONTENT_URI, values); 1047 SomeArgs args = SomeArgs.obtain(); 1048 args.arg1 = sessionState.mLogUri; 1049 args.arg2 = ContentUris.parseId(channelUri); 1050 args.arg3 = currentTime; 1051 mLogHandler.obtainMessage(LogHandler.MSG_OPEN_ENTRY, args).sendToTarget(); 1052 } catch (RemoteException e) { 1053 Slog.e(TAG, "error in tune", e); 1054 return; 1055 } 1056 } 1057 } finally { 1058 Binder.restoreCallingIdentity(identity); 1059 } 1060 } 1061 1062 @Override 1063 public void requestUnblockContent( 1064 IBinder sessionToken, String unblockedRating, int userId) { 1065 final int callingUid = Binder.getCallingUid(); 1066 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1067 userId, "unblockContent"); 1068 final long identity = Binder.clearCallingIdentity(); 1069 try { 1070 synchronized (mLock) { 1071 try { 1072 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1073 .requestUnblockContent(unblockedRating); 1074 } catch (RemoteException e) { 1075 Slog.e(TAG, "error in unblockContent", e); 1076 } 1077 } 1078 } finally { 1079 Binder.restoreCallingIdentity(identity); 1080 } 1081 } 1082 1083 @Override 1084 public void setCaptionEnabled(IBinder sessionToken, boolean enabled, int userId) { 1085 final int callingUid = Binder.getCallingUid(); 1086 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1087 userId, "setCaptionEnabled"); 1088 final long identity = Binder.clearCallingIdentity(); 1089 try { 1090 synchronized (mLock) { 1091 try { 1092 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1093 .setCaptionEnabled(enabled); 1094 } catch (RemoteException e) { 1095 Slog.e(TAG, "error in setCaptionEnabled", e); 1096 } 1097 } 1098 } finally { 1099 Binder.restoreCallingIdentity(identity); 1100 } 1101 } 1102 1103 @Override 1104 public void selectTrack(IBinder sessionToken, TvTrackInfo track, int userId) { 1105 final int callingUid = Binder.getCallingUid(); 1106 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1107 userId, "selectTrack"); 1108 final long identity = Binder.clearCallingIdentity(); 1109 try { 1110 synchronized (mLock) { 1111 try { 1112 getSessionLocked(sessionToken, callingUid, resolvedUserId).selectTrack( 1113 track); 1114 } catch (RemoteException e) { 1115 Slog.e(TAG, "error in selectTrack", e); 1116 } 1117 } 1118 } finally { 1119 Binder.restoreCallingIdentity(identity); 1120 } 1121 } 1122 1123 @Override 1124 public void unselectTrack(IBinder sessionToken, TvTrackInfo track, int userId) { 1125 final int callingUid = Binder.getCallingUid(); 1126 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1127 userId, "unselectTrack"); 1128 final long identity = Binder.clearCallingIdentity(); 1129 try { 1130 synchronized (mLock) { 1131 try { 1132 getSessionLocked(sessionToken, callingUid, resolvedUserId).unselectTrack( 1133 track); 1134 } catch (RemoteException e) { 1135 Slog.e(TAG, "error in unselectTrack", e); 1136 } 1137 } 1138 } finally { 1139 Binder.restoreCallingIdentity(identity); 1140 } 1141 } 1142 1143 @Override 1144 public void sendAppPrivateCommand(IBinder sessionToken, String command, Bundle data, 1145 int userId) { 1146 final int callingUid = Binder.getCallingUid(); 1147 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1148 userId, "sendAppPrivateCommand"); 1149 final long identity = Binder.clearCallingIdentity(); 1150 try { 1151 synchronized (mLock) { 1152 try { 1153 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1154 .appPrivateCommand(command, data); 1155 } catch (RemoteException e) { 1156 Slog.e(TAG, "error in sendAppPrivateCommand", e); 1157 } 1158 } 1159 } finally { 1160 Binder.restoreCallingIdentity(identity); 1161 } 1162 } 1163 1164 @Override 1165 public void createOverlayView(IBinder sessionToken, IBinder windowToken, Rect frame, 1166 int userId) { 1167 final int callingUid = Binder.getCallingUid(); 1168 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1169 userId, "createOverlayView"); 1170 final long identity = Binder.clearCallingIdentity(); 1171 try { 1172 synchronized (mLock) { 1173 try { 1174 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1175 .createOverlayView(windowToken, frame); 1176 } catch (RemoteException e) { 1177 Slog.e(TAG, "error in createOverlayView", e); 1178 } 1179 } 1180 } finally { 1181 Binder.restoreCallingIdentity(identity); 1182 } 1183 } 1184 1185 @Override 1186 public void relayoutOverlayView(IBinder sessionToken, Rect frame, int userId) { 1187 final int callingUid = Binder.getCallingUid(); 1188 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1189 userId, "relayoutOverlayView"); 1190 final long identity = Binder.clearCallingIdentity(); 1191 try { 1192 synchronized (mLock) { 1193 try { 1194 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1195 .relayoutOverlayView(frame); 1196 } catch (RemoteException e) { 1197 Slog.e(TAG, "error in relayoutOverlayView", e); 1198 } 1199 } 1200 } finally { 1201 Binder.restoreCallingIdentity(identity); 1202 } 1203 } 1204 1205 @Override 1206 public void removeOverlayView(IBinder sessionToken, int userId) { 1207 final int callingUid = Binder.getCallingUid(); 1208 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1209 userId, "removeOverlayView"); 1210 final long identity = Binder.clearCallingIdentity(); 1211 try { 1212 synchronized (mLock) { 1213 try { 1214 getSessionLocked(sessionToken, callingUid, resolvedUserId) 1215 .removeOverlayView(); 1216 } catch (RemoteException e) { 1217 Slog.e(TAG, "error in removeOverlayView", e); 1218 } 1219 } 1220 } finally { 1221 Binder.restoreCallingIdentity(identity); 1222 } 1223 } 1224 1225 @Override 1226 public List<TvInputHardwareInfo> getHardwareList() throws RemoteException { 1227 if (mContext.checkCallingPermission(android.Manifest.permission.TV_INPUT_HARDWARE) 1228 != PackageManager.PERMISSION_GRANTED) { 1229 return null; 1230 } 1231 1232 final long identity = Binder.clearCallingIdentity(); 1233 try { 1234 return mTvInputHardwareManager.getHardwareList(); 1235 } finally { 1236 Binder.restoreCallingIdentity(identity); 1237 } 1238 } 1239 1240 @Override 1241 public ITvInputHardware acquireTvInputHardware(int deviceId, 1242 ITvInputHardwareCallback callback, TvInputInfo info, int userId) 1243 throws RemoteException { 1244 if (mContext.checkCallingPermission(android.Manifest.permission.TV_INPUT_HARDWARE) 1245 != PackageManager.PERMISSION_GRANTED) { 1246 return null; 1247 } 1248 1249 final long identity = Binder.clearCallingIdentity(); 1250 final int callingUid = Binder.getCallingUid(); 1251 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1252 userId, "acquireTvInputHardware"); 1253 try { 1254 return mTvInputHardwareManager.acquireHardware( 1255 deviceId, callback, info, callingUid, resolvedUserId); 1256 } finally { 1257 Binder.restoreCallingIdentity(identity); 1258 } 1259 } 1260 1261 @Override 1262 public void releaseTvInputHardware(int deviceId, ITvInputHardware hardware, int userId) 1263 throws RemoteException { 1264 if (mContext.checkCallingPermission(android.Manifest.permission.TV_INPUT_HARDWARE) 1265 != PackageManager.PERMISSION_GRANTED) { 1266 return; 1267 } 1268 1269 final long identity = Binder.clearCallingIdentity(); 1270 final int callingUid = Binder.getCallingUid(); 1271 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1272 userId, "releaseTvInputHardware"); 1273 try { 1274 mTvInputHardwareManager.releaseHardware( 1275 deviceId, hardware, callingUid, resolvedUserId); 1276 } finally { 1277 Binder.restoreCallingIdentity(identity); 1278 } 1279 } 1280 1281 @Override 1282 public List<TvStreamConfig> getAvailableTvStreamConfigList(String inputId, int userId) 1283 throws RemoteException { 1284 if (mContext.checkCallingPermission( 1285 android.Manifest.permission.CAPTURE_TV_INPUT) 1286 != PackageManager.PERMISSION_GRANTED) { 1287 throw new SecurityException("Requires CAPTURE_TV_INPUT permission"); 1288 } 1289 1290 final long identity = Binder.clearCallingIdentity(); 1291 final int callingUid = Binder.getCallingUid(); 1292 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1293 userId, "getAvailableTvStreamConfigList"); 1294 try { 1295 return mTvInputHardwareManager.getAvailableTvStreamConfigList( 1296 inputId, callingUid, resolvedUserId); 1297 } finally { 1298 Binder.restoreCallingIdentity(identity); 1299 } 1300 } 1301 1302 @Override 1303 public boolean captureFrame(String inputId, Surface surface, TvStreamConfig config, 1304 int userId) 1305 throws RemoteException { 1306 if (mContext.checkCallingPermission( 1307 android.Manifest.permission.CAPTURE_TV_INPUT) 1308 != PackageManager.PERMISSION_GRANTED) { 1309 throw new SecurityException("Requires CAPTURE_TV_INPUT permission"); 1310 } 1311 1312 final long identity = Binder.clearCallingIdentity(); 1313 final int callingUid = Binder.getCallingUid(); 1314 final int resolvedUserId = resolveCallingUserId(Binder.getCallingPid(), callingUid, 1315 userId, "captureFrame"); 1316 try { 1317 final String wrappedInputId; 1318 synchronized (mLock) { 1319 UserState userState = getUserStateLocked(resolvedUserId); 1320 wrappedInputId = userState.wrappedInputMap.get(inputId); 1321 } 1322 return mTvInputHardwareManager.captureFrame( 1323 (wrappedInputId != null) ? wrappedInputId : inputId, 1324 surface, config, callingUid, resolvedUserId); 1325 } finally { 1326 Binder.restoreCallingIdentity(identity); 1327 } 1328 } 1329 1330 @Override 1331 @SuppressWarnings("resource") 1332 protected void dump(FileDescriptor fd, final PrintWriter writer, String[] args) { 1333 final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " "); 1334 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 1335 != PackageManager.PERMISSION_GRANTED) { 1336 pw.println("Permission Denial: can't dump TvInputManager from pid=" 1337 + Binder.getCallingPid() + ", uid=" + Binder.getCallingUid()); 1338 return; 1339 } 1340 1341 synchronized (mLock) { 1342 pw.println("User Ids (Current user: " + mCurrentUserId + "):"); 1343 pw.increaseIndent(); 1344 for (int i = 0; i < mUserStates.size(); i++) { 1345 int userId = mUserStates.keyAt(i); 1346 pw.println(Integer.valueOf(userId)); 1347 } 1348 pw.decreaseIndent(); 1349 1350 for (int i = 0; i < mUserStates.size(); i++) { 1351 int userId = mUserStates.keyAt(i); 1352 UserState userState = getUserStateLocked(userId); 1353 pw.println("UserState (" + userId + "):"); 1354 pw.increaseIndent(); 1355 1356 pw.println("inputMap: inputId -> TvInputState"); 1357 pw.increaseIndent(); 1358 for (Map.Entry<String, TvInputState> entry: userState.inputMap.entrySet()) { 1359 pw.println(entry.getKey() + ": " + entry.getValue()); 1360 } 1361 pw.decreaseIndent(); 1362 1363 pw.println("packageSet:"); 1364 pw.increaseIndent(); 1365 for (String packageName : userState.packageSet) { 1366 pw.println(packageName); 1367 } 1368 pw.decreaseIndent(); 1369 1370 pw.println("clientStateMap: ITvInputClient -> ClientState"); 1371 pw.increaseIndent(); 1372 for (Map.Entry<IBinder, ClientState> entry : 1373 userState.clientStateMap.entrySet()) { 1374 ClientState client = entry.getValue(); 1375 pw.println(entry.getKey() + ": " + client); 1376 1377 pw.increaseIndent(); 1378 1379 pw.println("mSessionTokens:"); 1380 pw.increaseIndent(); 1381 for (IBinder token : client.mSessionTokens) { 1382 pw.println("" + token); 1383 } 1384 pw.decreaseIndent(); 1385 1386 pw.println("mClientTokens: " + client.mClientToken); 1387 pw.println("mUserId: " + client.mUserId); 1388 1389 pw.decreaseIndent(); 1390 } 1391 pw.decreaseIndent(); 1392 1393 pw.println("serviceStateMap: ComponentName -> ServiceState"); 1394 pw.increaseIndent(); 1395 for (Map.Entry<ComponentName, ServiceState> entry : 1396 userState.serviceStateMap.entrySet()) { 1397 ServiceState service = entry.getValue(); 1398 pw.println(entry.getKey() + ": " + service); 1399 1400 pw.increaseIndent(); 1401 1402 pw.println("mClientTokens:"); 1403 pw.increaseIndent(); 1404 for (IBinder token : service.mClientTokens) { 1405 pw.println("" + token); 1406 } 1407 pw.decreaseIndent(); 1408 1409 pw.println("mSessionTokens:"); 1410 pw.increaseIndent(); 1411 for (IBinder token : service.mSessionTokens) { 1412 pw.println("" + token); 1413 } 1414 pw.decreaseIndent(); 1415 1416 pw.println("mService: " + service.mService); 1417 pw.println("mCallback: " + service.mCallback); 1418 pw.println("mBound: " + service.mBound); 1419 pw.println("mReconnecting: " + service.mReconnecting); 1420 1421 pw.decreaseIndent(); 1422 } 1423 pw.decreaseIndent(); 1424 1425 pw.println("sessionStateMap: ITvInputSession -> SessionState"); 1426 pw.increaseIndent(); 1427 for (Map.Entry<IBinder, SessionState> entry : 1428 userState.sessionStateMap.entrySet()) { 1429 SessionState session = entry.getValue(); 1430 pw.println(entry.getKey() + ": " + session); 1431 1432 pw.increaseIndent(); 1433 pw.println("mInfo: " + session.mInfo); 1434 pw.println("mClient: " + session.mClient); 1435 pw.println("mSeq: " + session.mSeq); 1436 pw.println("mCallingUid: " + session.mCallingUid); 1437 pw.println("mUserId: " + session.mUserId); 1438 pw.println("mSessionToken: " + session.mSessionToken); 1439 pw.println("mSession: " + session.mSession); 1440 pw.println("mLogUri: " + session.mLogUri); 1441 pw.decreaseIndent(); 1442 } 1443 pw.decreaseIndent(); 1444 1445 pw.println("callbackSet:"); 1446 pw.increaseIndent(); 1447 for (ITvInputManagerCallback callback : userState.callbackSet) { 1448 pw.println(callback.toString()); 1449 } 1450 pw.decreaseIndent(); 1451 1452 pw.decreaseIndent(); 1453 } 1454 } 1455 } 1456 } 1457 1458 private static final class TvInputState { 1459 // A TvInputInfo object which represents the TV input. 1460 private TvInputInfo mInfo; 1461 1462 // The state of TV input. Connected by default. 1463 private int mState = INPUT_STATE_CONNECTED; 1464 1465 @Override 1466 public String toString() { 1467 return "mInfo: " + mInfo + "; mState: " + mState; 1468 } 1469 } 1470 1471 private static final class UserState { 1472 // A mapping from the TV input id to its TvInputState. 1473 private Map<String, TvInputState> inputMap = new HashMap<String, TvInputState>(); 1474 1475 // A set of all TV input packages. 1476 private final Set<String> packageSet = new HashSet<String>(); 1477 1478 // A mapping from the token of a client to its state. 1479 private final Map<IBinder, ClientState> clientStateMap = 1480 new HashMap<IBinder, ClientState>(); 1481 1482 // A mapping from the name of a TV input service to its state. 1483 private final Map<ComponentName, ServiceState> serviceStateMap = 1484 new HashMap<ComponentName, ServiceState>(); 1485 1486 // A mapping from the token of a TV input session to its state. 1487 private final Map<IBinder, SessionState> sessionStateMap = 1488 new HashMap<IBinder, SessionState>(); 1489 1490 // A set of callbacks. 1491 private final Set<ITvInputManagerCallback> callbackSet = 1492 new HashSet<ITvInputManagerCallback>(); 1493 1494 // A mapping from the TV input id to wrapped input id. 1495 private final Map<String, String> wrappedInputMap = new HashMap<String, String>(); 1496 1497 // The token of a "main" TV input session. 1498 private IBinder mainSessionToken = null; 1499 } 1500 1501 private final class ClientState implements IBinder.DeathRecipient { 1502 private final List<IBinder> mSessionTokens = new ArrayList<IBinder>(); 1503 1504 private IBinder mClientToken; 1505 private final int mUserId; 1506 1507 ClientState(IBinder clientToken, int userId) { 1508 mClientToken = clientToken; 1509 mUserId = userId; 1510 } 1511 1512 public boolean isEmpty() { 1513 return mSessionTokens.isEmpty(); 1514 } 1515 1516 @Override 1517 public void binderDied() { 1518 synchronized (mLock) { 1519 UserState userState = getUserStateLocked(mUserId); 1520 // DO NOT remove the client state of clientStateMap in this method. It will be 1521 // removed in releaseSessionLocked(). 1522 ClientState clientState = userState.clientStateMap.get(mClientToken); 1523 if (clientState != null) { 1524 while (clientState.mSessionTokens.size() > 0) { 1525 releaseSessionLocked( 1526 clientState.mSessionTokens.get(0), Process.SYSTEM_UID, mUserId); 1527 } 1528 } 1529 mClientToken = null; 1530 } 1531 } 1532 } 1533 1534 private final class ServiceState { 1535 private final List<IBinder> mClientTokens = new ArrayList<IBinder>(); 1536 private final List<IBinder> mSessionTokens = new ArrayList<IBinder>(); 1537 private final ServiceConnection mConnection; 1538 private final ComponentName mComponent; 1539 private final boolean mIsHardware; 1540 private final List<TvInputInfo> mInputList = new ArrayList<TvInputInfo>(); 1541 1542 private ITvInputService mService; 1543 private ServiceCallback mCallback; 1544 private boolean mBound; 1545 private boolean mReconnecting; 1546 1547 private ServiceState(ComponentName component, int userId) { 1548 mComponent = component; 1549 mConnection = new InputServiceConnection(component, userId); 1550 mIsHardware = hasHardwarePermission(mContext.getPackageManager(), mComponent); 1551 } 1552 } 1553 1554 private final class SessionState implements IBinder.DeathRecipient { 1555 private final TvInputInfo mInfo; 1556 private final ITvInputClient mClient; 1557 private final int mSeq; 1558 private final int mCallingUid; 1559 private final int mUserId; 1560 private final IBinder mSessionToken; 1561 private ITvInputSession mSession; 1562 private Uri mLogUri; 1563 1564 private SessionState(IBinder sessionToken, TvInputInfo info, ITvInputClient client, int seq, 1565 int callingUid, int userId) { 1566 mSessionToken = sessionToken; 1567 mInfo = info; 1568 mClient = client; 1569 mSeq = seq; 1570 mCallingUid = callingUid; 1571 mUserId = userId; 1572 } 1573 1574 @Override 1575 public void binderDied() { 1576 synchronized (mLock) { 1577 mSession = null; 1578 if (mClient != null) { 1579 try { 1580 mClient.onSessionReleased(mSeq); 1581 } catch(RemoteException e) { 1582 Slog.e(TAG, "error in onSessionReleased", e); 1583 } 1584 } 1585 removeSessionStateLocked(mSessionToken, mUserId); 1586 } 1587 } 1588 } 1589 1590 private final class InputServiceConnection implements ServiceConnection { 1591 private final ComponentName mComponent; 1592 private final int mUserId; 1593 1594 private InputServiceConnection(ComponentName component, int userId) { 1595 mComponent = component; 1596 mUserId = userId; 1597 } 1598 1599 @Override 1600 public void onServiceConnected(ComponentName component, IBinder service) { 1601 if (DEBUG) { 1602 Slog.d(TAG, "onServiceConnected(component=" + component + ")"); 1603 } 1604 synchronized (mLock) { 1605 UserState userState = getUserStateLocked(mUserId); 1606 ServiceState serviceState = userState.serviceStateMap.get(mComponent); 1607 serviceState.mService = ITvInputService.Stub.asInterface(service); 1608 1609 // Register a callback, if we need to. 1610 if (serviceState.mIsHardware && serviceState.mCallback == null) { 1611 serviceState.mCallback = new ServiceCallback(mComponent, mUserId); 1612 try { 1613 serviceState.mService.registerCallback(serviceState.mCallback); 1614 } catch (RemoteException e) { 1615 Slog.e(TAG, "error in registerCallback", e); 1616 } 1617 } 1618 1619 // And create sessions, if any. 1620 for (IBinder sessionToken : serviceState.mSessionTokens) { 1621 createSessionInternalLocked(serviceState.mService, sessionToken, mUserId); 1622 } 1623 1624 for (TvInputState inputState : userState.inputMap.values()) { 1625 if (inputState.mInfo.getComponent().equals(component) 1626 && inputState.mState != INPUT_STATE_DISCONNECTED) { 1627 notifyInputStateChangedLocked(userState, inputState.mInfo.getId(), 1628 inputState.mState, null); 1629 } 1630 } 1631 1632 if (serviceState.mIsHardware) { 1633 List<TvInputHardwareInfo> hardwareInfoList = 1634 mTvInputHardwareManager.getHardwareList(); 1635 for (TvInputHardwareInfo hardwareInfo : hardwareInfoList) { 1636 try { 1637 serviceState.mService.notifyHardwareAdded(hardwareInfo); 1638 } catch (RemoteException e) { 1639 Slog.e(TAG, "error in notifyHardwareAdded", e); 1640 } 1641 } 1642 1643 List<HdmiCecDeviceInfo> cecDeviceInfoList = 1644 mTvInputHardwareManager.getHdmiCecInputDeviceList(); 1645 for (HdmiCecDeviceInfo cecDeviceInfo : cecDeviceInfoList) { 1646 try { 1647 serviceState.mService.notifyHdmiCecDeviceAdded(cecDeviceInfo); 1648 } catch (RemoteException e) { 1649 Slog.e(TAG, "error in notifyHdmiCecDeviceAdded", e); 1650 } 1651 } 1652 } 1653 } 1654 } 1655 1656 @Override 1657 public void onServiceDisconnected(ComponentName component) { 1658 if (DEBUG) { 1659 Slog.d(TAG, "onServiceDisconnected(component=" + component + ")"); 1660 } 1661 if (!mComponent.equals(component)) { 1662 throw new IllegalArgumentException("Mismatched ComponentName: " 1663 + mComponent + " (expected), " + component + " (actual)."); 1664 } 1665 synchronized (mLock) { 1666 UserState userState = getUserStateLocked(mUserId); 1667 ServiceState serviceState = userState.serviceStateMap.get(mComponent); 1668 if (serviceState != null) { 1669 serviceState.mReconnecting = true; 1670 serviceState.mBound = false; 1671 serviceState.mService = null; 1672 serviceState.mCallback = null; 1673 1674 // Send null tokens for not finishing create session events. 1675 for (IBinder sessionToken : serviceState.mSessionTokens) { 1676 SessionState sessionState = userState.sessionStateMap.get(sessionToken); 1677 if (sessionState.mSession == null) { 1678 removeSessionStateLocked(sessionToken, sessionState.mUserId); 1679 sendSessionTokenToClientLocked(sessionState.mClient, 1680 sessionState.mInfo.getId(), null, null, sessionState.mSeq); 1681 } 1682 } 1683 1684 for (TvInputState inputState : userState.inputMap.values()) { 1685 if (inputState.mInfo.getComponent().equals(component)) { 1686 String inputId = inputState.mInfo.getId(); 1687 notifyInputStateChangedLocked(userState, inputId, 1688 INPUT_STATE_DISCONNECTED, null); 1689 userState.wrappedInputMap.remove(inputId); 1690 } 1691 } 1692 updateServiceConnectionLocked(mComponent, mUserId); 1693 } 1694 } 1695 } 1696 } 1697 1698 private final class ServiceCallback extends ITvInputServiceCallback.Stub { 1699 private final ComponentName mComponent; 1700 private final int mUserId; 1701 1702 ServiceCallback(ComponentName component, int userId) { 1703 mComponent = component; 1704 mUserId = userId; 1705 } 1706 1707 private void ensureHardwarePermission() { 1708 if (mContext.checkCallingPermission(android.Manifest.permission.TV_INPUT_HARDWARE) 1709 != PackageManager.PERMISSION_GRANTED) { 1710 throw new SecurityException("The caller does not have hardware permission"); 1711 } 1712 } 1713 1714 private void ensureValidInput(TvInputInfo inputInfo) { 1715 if (inputInfo.getId() == null || !mComponent.equals(inputInfo.getComponent())) { 1716 throw new IllegalArgumentException("Invalid TvInputInfo"); 1717 } 1718 } 1719 1720 private void addTvInputLocked(TvInputInfo inputInfo) { 1721 ServiceState serviceState = getServiceStateLocked(mComponent, mUserId); 1722 serviceState.mInputList.add(inputInfo); 1723 buildTvInputListLocked(mUserId); 1724 } 1725 1726 @Override 1727 public void addHardwareTvInput(int deviceId, TvInputInfo inputInfo) { 1728 ensureHardwarePermission(); 1729 ensureValidInput(inputInfo); 1730 synchronized (mLock) { 1731 mTvInputHardwareManager.addHardwareTvInput(deviceId, inputInfo); 1732 addTvInputLocked(inputInfo); 1733 } 1734 } 1735 1736 @Override 1737 public void addHdmiCecTvInput(int logicalAddress, TvInputInfo inputInfo) { 1738 ensureHardwarePermission(); 1739 ensureValidInput(inputInfo); 1740 synchronized (mLock) { 1741 mTvInputHardwareManager.addHdmiCecTvInput(logicalAddress, inputInfo); 1742 addTvInputLocked(inputInfo); 1743 } 1744 } 1745 1746 @Override 1747 public void removeTvInput(String inputId) { 1748 ensureHardwarePermission(); 1749 synchronized (mLock) { 1750 ServiceState serviceState = getServiceStateLocked(mComponent, mUserId); 1751 boolean removed = false; 1752 for (Iterator<TvInputInfo> it = serviceState.mInputList.iterator(); 1753 it.hasNext(); ) { 1754 if (it.next().getId().equals(inputId)) { 1755 it.remove(); 1756 removed = true; 1757 break; 1758 } 1759 } 1760 if (removed) { 1761 buildTvInputListLocked(mUserId); 1762 mTvInputHardwareManager.removeTvInput(inputId); 1763 } else { 1764 Slog.e(TAG, "TvInputInfo with inputId=" + inputId + " not found."); 1765 } 1766 } 1767 } 1768 1769 @Override 1770 public void setWrappedInputId(String inputId, String wrappedInputId) { 1771 synchronized (mLock) { 1772 if (!hasInputIdLocked(inputId)) { 1773 return; 1774 } 1775 UserState userState = getUserStateLocked(mUserId); 1776 userState.wrappedInputMap.put(inputId, wrappedInputId); 1777 } 1778 } 1779 1780 private boolean hasInputIdLocked(String inputId) { 1781 ServiceState serviceState = getServiceStateLocked(mComponent, mUserId); 1782 for (TvInputInfo inputInfo : serviceState.mInputList) { 1783 if (inputInfo.getId().equals(inputId)) { 1784 return true; 1785 } 1786 } 1787 return false; 1788 } 1789 } 1790 1791 private final class LogHandler extends Handler { 1792 private static final int MSG_OPEN_ENTRY = 1; 1793 private static final int MSG_UPDATE_ENTRY = 2; 1794 private static final int MSG_CLOSE_ENTRY = 3; 1795 1796 public LogHandler(Looper looper) { 1797 super(looper); 1798 } 1799 1800 @Override 1801 public void handleMessage(Message msg) { 1802 switch (msg.what) { 1803 case MSG_OPEN_ENTRY: { 1804 SomeArgs args = (SomeArgs) msg.obj; 1805 Uri uri = (Uri) args.arg1; 1806 long channelId = (long) args.arg2; 1807 long time = (long) args.arg3; 1808 onOpenEntry(uri, channelId, time); 1809 args.recycle(); 1810 return; 1811 } 1812 case MSG_UPDATE_ENTRY: { 1813 SomeArgs args = (SomeArgs) msg.obj; 1814 Uri uri = (Uri) args.arg1; 1815 long channelId = (long) args.arg2; 1816 long time = (long) args.arg3; 1817 onUpdateEntry(uri, channelId, time); 1818 args.recycle(); 1819 return; 1820 } 1821 case MSG_CLOSE_ENTRY: { 1822 SomeArgs args = (SomeArgs) msg.obj; 1823 Uri uri = (Uri) args.arg1; 1824 long time = (long) args.arg2; 1825 onCloseEntry(uri, time); 1826 args.recycle(); 1827 return; 1828 } 1829 default: { 1830 Slog.w(TAG, "Unhandled message code: " + msg.what); 1831 return; 1832 } 1833 } 1834 } 1835 1836 private void onOpenEntry(Uri uri, long channelId, long watchStarttime) { 1837 String[] projection = { 1838 TvContract.Programs.COLUMN_TITLE, 1839 TvContract.Programs.COLUMN_START_TIME_UTC_MILLIS, 1840 TvContract.Programs.COLUMN_END_TIME_UTC_MILLIS, 1841 TvContract.Programs.COLUMN_SHORT_DESCRIPTION 1842 }; 1843 String selection = TvContract.Programs.COLUMN_CHANNEL_ID + "=? AND " 1844 + TvContract.Programs.COLUMN_START_TIME_UTC_MILLIS + "<=? AND " 1845 + TvContract.Programs.COLUMN_END_TIME_UTC_MILLIS + ">?"; 1846 String[] selectionArgs = { 1847 String.valueOf(channelId), 1848 String.valueOf(watchStarttime), 1849 String.valueOf(watchStarttime) 1850 }; 1851 String sortOrder = TvContract.Programs.COLUMN_START_TIME_UTC_MILLIS + " ASC"; 1852 Cursor cursor = null; 1853 try { 1854 cursor = mContentResolver.query(TvContract.Programs.CONTENT_URI, projection, 1855 selection, selectionArgs, sortOrder); 1856 if (cursor != null && cursor.moveToNext()) { 1857 ContentValues values = new ContentValues(); 1858 values.put(TvContract.WatchedPrograms.COLUMN_TITLE, cursor.getString(0)); 1859 values.put(TvContract.WatchedPrograms.COLUMN_START_TIME_UTC_MILLIS, 1860 cursor.getLong(1)); 1861 long endTime = cursor.getLong(2); 1862 values.put(TvContract.WatchedPrograms.COLUMN_END_TIME_UTC_MILLIS, endTime); 1863 values.put(TvContract.WatchedPrograms.COLUMN_DESCRIPTION, cursor.getString(3)); 1864 mContentResolver.update(uri, values, null, null); 1865 1866 // Schedule an update when the current program ends. 1867 SomeArgs args = SomeArgs.obtain(); 1868 args.arg1 = uri; 1869 args.arg2 = channelId; 1870 args.arg3 = endTime; 1871 Message msg = obtainMessage(LogHandler.MSG_UPDATE_ENTRY, args); 1872 sendMessageDelayed(msg, endTime - System.currentTimeMillis()); 1873 } 1874 } finally { 1875 if (cursor != null) { 1876 cursor.close(); 1877 } 1878 } 1879 } 1880 1881 private void onUpdateEntry(Uri uri, long channelId, long time) { 1882 String[] projection = { 1883 TvContract.WatchedPrograms.COLUMN_WATCH_START_TIME_UTC_MILLIS, 1884 TvContract.WatchedPrograms.COLUMN_WATCH_END_TIME_UTC_MILLIS, 1885 TvContract.WatchedPrograms.COLUMN_TITLE, 1886 TvContract.WatchedPrograms.COLUMN_START_TIME_UTC_MILLIS, 1887 TvContract.WatchedPrograms.COLUMN_END_TIME_UTC_MILLIS, 1888 TvContract.WatchedPrograms.COLUMN_DESCRIPTION 1889 }; 1890 Cursor cursor = null; 1891 try { 1892 cursor = mContentResolver.query(uri, projection, null, null, null); 1893 if (cursor != null && cursor.moveToNext()) { 1894 long watchStartTime = cursor.getLong(0); 1895 long watchEndTime = cursor.getLong(1); 1896 String title = cursor.getString(2); 1897 long startTime = cursor.getLong(3); 1898 long endTime = cursor.getLong(4); 1899 String description = cursor.getString(5); 1900 1901 // Do nothing if the current log entry is already closed. 1902 if (watchEndTime > 0) { 1903 return; 1904 } 1905 1906 // The current program has just ended. Create a (complete) log entry off the 1907 // current entry. 1908 ContentValues values = new ContentValues(); 1909 values.put(TvContract.WatchedPrograms.COLUMN_WATCH_START_TIME_UTC_MILLIS, 1910 watchStartTime); 1911 values.put(TvContract.WatchedPrograms.COLUMN_WATCH_END_TIME_UTC_MILLIS, time); 1912 values.put(TvContract.WatchedPrograms.COLUMN_CHANNEL_ID, channelId); 1913 values.put(TvContract.WatchedPrograms.COLUMN_TITLE, title); 1914 values.put(TvContract.WatchedPrograms.COLUMN_START_TIME_UTC_MILLIS, startTime); 1915 values.put(TvContract.WatchedPrograms.COLUMN_END_TIME_UTC_MILLIS, endTime); 1916 values.put(TvContract.WatchedPrograms.COLUMN_DESCRIPTION, description); 1917 mContentResolver.insert(TvContract.WatchedPrograms.CONTENT_URI, values); 1918 } 1919 } finally { 1920 if (cursor != null) { 1921 cursor.close(); 1922 } 1923 } 1924 // Re-open the current log entry with the next program information. 1925 onOpenEntry(uri, channelId, time); 1926 } 1927 1928 private void onCloseEntry(Uri uri, long watchEndTime) { 1929 ContentValues values = new ContentValues(); 1930 values.put(TvContract.WatchedPrograms.COLUMN_WATCH_END_TIME_UTC_MILLIS, watchEndTime); 1931 mContentResolver.update(uri, values, null, null); 1932 } 1933 } 1934 1935 final class HardwareListener implements TvInputHardwareManager.Listener { 1936 @Override 1937 public void onStateChanged(String inputId, int state) { 1938 synchronized (mLock) { 1939 setStateLocked(inputId, state, mCurrentUserId); 1940 } 1941 } 1942 1943 @Override 1944 public void onHardwareDeviceAdded(TvInputHardwareInfo info) { 1945 synchronized (mLock) { 1946 UserState userState = getUserStateLocked(mCurrentUserId); 1947 // Broadcast the event to all hardware inputs. 1948 for (ServiceState serviceState : userState.serviceStateMap.values()) { 1949 if (!serviceState.mIsHardware || serviceState.mService == null) continue; 1950 try { 1951 serviceState.mService.notifyHardwareAdded(info); 1952 } catch (RemoteException e) { 1953 Slog.e(TAG, "error in notifyHardwareAdded", e); 1954 } 1955 } 1956 } 1957 } 1958 1959 @Override 1960 public void onHardwareDeviceRemoved(TvInputHardwareInfo info) { 1961 synchronized (mLock) { 1962 UserState userState = getUserStateLocked(mCurrentUserId); 1963 // Broadcast the event to all hardware inputs. 1964 for (ServiceState serviceState : userState.serviceStateMap.values()) { 1965 if (!serviceState.mIsHardware || serviceState.mService == null) continue; 1966 try { 1967 serviceState.mService.notifyHardwareRemoved(info); 1968 } catch (RemoteException e) { 1969 Slog.e(TAG, "error in notifyHardwareRemoved", e); 1970 } 1971 } 1972 } 1973 } 1974 1975 @Override 1976 public void onHdmiCecDeviceAdded(HdmiCecDeviceInfo cecDeviceInfo) { 1977 synchronized (mLock) { 1978 UserState userState = getUserStateLocked(mCurrentUserId); 1979 // Broadcast the event to all hardware inputs. 1980 for (ServiceState serviceState : userState.serviceStateMap.values()) { 1981 if (!serviceState.mIsHardware || serviceState.mService == null) continue; 1982 try { 1983 serviceState.mService.notifyHdmiCecDeviceAdded(cecDeviceInfo); 1984 } catch (RemoteException e) { 1985 Slog.e(TAG, "error in notifyHdmiCecDeviceAdded", e); 1986 } 1987 } 1988 } 1989 } 1990 1991 @Override 1992 public void onHdmiCecDeviceRemoved(HdmiCecDeviceInfo cecDeviceInfo) { 1993 synchronized (mLock) { 1994 UserState userState = getUserStateLocked(mCurrentUserId); 1995 // Broadcast the event to all hardware inputs. 1996 for (ServiceState serviceState : userState.serviceStateMap.values()) { 1997 if (!serviceState.mIsHardware || serviceState.mService == null) continue; 1998 try { 1999 serviceState.mService.notifyHdmiCecDeviceRemoved(cecDeviceInfo); 2000 } catch (RemoteException e) { 2001 Slog.e(TAG, "error in notifyHdmiCecDeviceRemoved", e); 2002 } 2003 } 2004 } 2005 } 2006 } 2007} 2008