Snap for 10245577 from ae0874d9f9fa00fe5ad1d94fdc34b649c03d165d to udc-qpr1-release (d1e98e42) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/avrcpcontroller/AvrcpControllerService.java

+27 −17

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ import com.android.bluetooth.BluetoothPrefs;
		import com.android.bluetooth.R;
		import com.android.bluetooth.Utils;
		import com.android.bluetooth.a2dpsink.A2dpSinkService;
		import com.android.bluetooth.avrcpcontroller.BluetoothMediaBrowserService.BrowseResult;
		import com.android.bluetooth.btservice.AdapterService;
		import com.android.bluetooth.btservice.ProfileService;
		import com.android.internal.annotations.VisibleForTesting;
		@@ -321,10 +322,10 @@ public class AvrcpControllerService extends ProfileService {
		* Get a List of MediaItems that are children of the specified media Id
		*
		* @param parentMediaId The player or folder to get the contents of
		* @return List of Children if available, an empty list if there are none,
		* or null if a search must be performed.
		* @return List of Children if available, an empty list if there are none, or null if a search
		* must be performed.
		*/
		public synchronized List<MediaItem> getContents(String parentMediaId) {
		public synchronized BrowseResult getContents(String parentMediaId) {
		if (DBG) Log.d(TAG, "getContents(" + parentMediaId + ")");

		BrowseTree.BrowseNode requestedNode = sBrowseTree.findBrowseNodeByID(parentMediaId);
		@@ -337,28 +338,37 @@ public class AvrcpControllerService extends ProfileService {
		}
		}
		}

		// If we don't find a node in the tree then do not have any way to browse for the contents.
		// Return an empty list instead.
		if (requestedNode == null) {
		if (DBG) Log.d(TAG, "Didn't find a node");
		return new ArrayList(0);
		} else {
		return new BrowseResult(new ArrayList(0), BrowseResult.ERROR_MEDIA_ID_INVALID);
		}
		if (parentMediaId.equals(BrowseTree.ROOT) && requestedNode.getChildrenCount() == 0) {
		return new BrowseResult(null, BrowseResult.NO_DEVICE_CONNECTED);
		}
		// If we found a node and it belongs to a device then go ahead and make it active
		BluetoothDevice device = requestedNode.getDevice();
		if (device != null) {
		setActiveDevice(device);
		}

		List<MediaItem> contents = requestedNode.getContents();

		if (DBG) Log.d(TAG, "Returning contents");
		if (!requestedNode.isCached()) {
		if (DBG) Log.d(TAG, "node is not cached");
		refreshContents(requestedNode);
		/* Ongoing downloads can have partial results and we want to make sure they get sent
		* to the client. If a download gets kicked off as a result of this request, the
		* contents will be null until the first results arrive.
		*/
		return new BrowseResult(contents, BrowseResult.DOWNLOAD_PENDING);
		}
		if (DBG) Log.d(TAG, "Returning contents");
		return requestedNode.getContents();
		}
		return new BrowseResult(contents, BrowseResult.SUCCESS);
		}


		@Override
		protected IProfileServiceBinder initBinder() {
		return new AvrcpControllerServiceBinder(this);

android/app/src/com/android/bluetooth/avrcpcontroller/BluetoothMediaBrowserService.java

+66 −6

Original line number	Diff line number	Diff line
		@@ -132,11 +132,66 @@ public class BluetoothMediaBrowserService extends MediaBrowserServiceCompat {
		mReceiver = null;
		}

		List<MediaItem> getContents(final String parentMediaId) {
		/**
		* BrowseResult is used to return the contents of a node along with a status. The status is
		* used to indicate success, a pending download, or error conditions. BrowseResult is used in
		* onLoadChildren() and getContents() in BluetoothMediaBrowserService and in getContents() in
		* AvrcpControllerService.
		* The following statuses have been implemented:
		* 1. SUCCESS - Contents have been retrieved successfully.
		* 2. DOWNLOAD_PENDING - Download is in progress and may or may not have contents to return.
		* 3. NO_DEVICE_CONNECTED - If no device is connected there are no contents to be retrieved.
		* 4. ERROR_MEDIA_ID_INVALID - Contents could not be retrieved as the media ID is invalid.
		* 5. ERROR_NO_AVRCP_SERVICE - Contents could not be retrieved as AvrcpControllerService is not
		* connected.
		*/
		public static class BrowseResult {
		// Possible statuses for onLoadChildren
		public static final byte SUCCESS = 0x00;
		public static final byte DOWNLOAD_PENDING = 0x01;
		public static final byte NO_DEVICE_CONNECTED = 0x02;
		public static final byte ERROR_MEDIA_ID_INVALID = 0x03;
		public static final byte ERROR_NO_AVRCP_SERVICE = 0x04;

		private List<MediaItem> mResults;
		private final byte mStatus;

		List<MediaItem> getResults() {
		return mResults;
		}

		byte getStatus() {
		return mStatus;
		}

		String getStatusString() {
		switch (mStatus) {
		case DOWNLOAD_PENDING:
		return "DOWNLOAD_PENDING";
		case SUCCESS:
		return "SUCCESS";
		case NO_DEVICE_CONNECTED:
		return "NO_DEVICE_CONNECTED";
		case ERROR_MEDIA_ID_INVALID:
		return "ERROR_MEDIA_ID_INVALID";
		case ERROR_NO_AVRCP_SERVICE:
		return "ERROR_NO_AVRCP_SERVICE";
		default:
		return "UNDEFINED_ERROR_CASE";
		}
		}

		BrowseResult(List<MediaItem> results, byte status) {
		mResults = results;
		mStatus = status;
		}
		}

		BrowseResult getContents(final String parentMediaId) {
		AvrcpControllerService avrcpControllerService =
		AvrcpControllerService.getAvrcpControllerService();
		if (avrcpControllerService == null) {
		return new ArrayList(0);
		return new BrowseResult(new ArrayList(0), BrowseResult.ERROR_NO_AVRCP_SERVICE);
		} else {
		return avrcpControllerService.getContents(parentMediaId);
		}
		@@ -173,11 +228,16 @@ public class BluetoothMediaBrowserService extends MediaBrowserServiceCompat {
		public synchronized void onLoadChildren(final String parentMediaId,
		final Result<List<MediaItem>> result) {
		if (DBG) Log.d(TAG, "onLoadChildren parentMediaId= " + parentMediaId);
		List<MediaItem> contents = getContents(parentMediaId);
		if (contents == null) {
		BrowseResult contents = getContents(parentMediaId);
		byte status = contents.getStatus();
		if (status == BrowseResult.DOWNLOAD_PENDING && contents == null) {
		Log.i(TAG, "Download pending - no contents, id= " + parentMediaId);
		result.detach();
		} else {
		result.sendResult(contents);
		if (DBG) {
		Log.d(TAG, "id= " + parentMediaId + ", status= " + contents.getStatusString());
		}
		result.sendResult(contents.getResults());
		}
		}

android/app/src/com/android/bluetooth/hfp/HeadsetStateMachine.java

+48 −37

Original line number	Diff line number	Diff line
		@@ -159,8 +159,6 @@ public class HeadsetStateMachine extends StateMachine {
		// Audio disconnect timeout retry count
		private int mAudioDisconnectRetry = 0;

		static final int HFP_SET_AUDIO_POLICY = 1;

		private BluetoothSinkAudioPolicy mHsClientAudioPolicy;

		// Keys are AT commands, and values are the company IDs.
		@@ -1966,87 +1964,96 @@ public class HeadsetStateMachine extends StateMachine {
		}

		/**
		* Process Android specific AT commands.
		* Look for Android specific AT command starts with AT+ANDROID and try to process it
		*
		* @param atString AT command after the "AT+" prefix. Starts with "ANDROID"
		* @param atString AT command in string
		* @param device Remote device that has sent this command
		* @return true if the command is processed, false if not.
		*/
		private void processAndroidAt(String atString, BluetoothDevice device) {
		log("processAndroidSpecificAt - atString = " + atString);
		@VisibleForTesting
		boolean checkAndProcessAndroidAt(String atString, BluetoothDevice device) {
		log("checkAndProcessAndroidAt - atString = " + atString);

		if (atString.equals("+ANDROID=?")) {
		// feature request type command
		processAndroidAtFeatureRequest(device);
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_OK, 0);
		return true;
		} else if (atString.startsWith("+ANDROID=")) {
		// set type command
		int equalIndex = atString.indexOf("=");
		String arg = atString.substring(equalIndex + 1);

		if (arg.isEmpty()) {
		Log.e(TAG, "Command Invalid!");
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_ERROR, 0);
		return;
		Log.w(TAG, "Android AT command is empty");
		return false;
		}

		Object[] args = generateArgs(arg);

		if (!(args[0] instanceof Integer)) {
		Log.e(TAG, "Type ID is invalid");
		if (!(args[0] instanceof String)) {
		Log.w(TAG, "Incorrect type of Android AT command!");
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_ERROR, 0);
		return;
		return true;
		}

		int type = (Integer) args[0];
		String type = (String) args[0];

		if (type == HFP_SET_AUDIO_POLICY) {
		processAndroidAtSetAudioPolicy(args, device);
		if (type.equals(BluetoothSinkAudioPolicy.HFP_SET_SINK_AUDIO_POLICY_ID)) {
		Log.d(TAG, "Processing command: " + atString);
		if (processAndroidAtSinkAudioPolicy(args, device)) {
		mNativeInterface.atResponseCode(device,
		HeadsetHalConstants.AT_RESPONSE_OK, 0);
		} else {
		Log.w(TAG, "Undefined AT+ANDROID command");
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_ERROR, 0);
		return;
		Log.w(TAG, "Invalid SinkAudioPolicy parameters!");
		mNativeInterface.atResponseCode(device,
		HeadsetHalConstants.AT_RESPONSE_ERROR, 0);
		}
		return true;
		} else {
		Log.e(TAG, "Undefined AT+ANDROID command");
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_ERROR, 0);
		return;
		Log.w(TAG, "Undefined Android command type: " + type);
		return false;
		}
		mNativeInterface.atResponseCode(device, HeadsetHalConstants.AT_RESPONSE_OK, 0);
		}

		Log.w(TAG, "Unhandled +ANDROID command: " + atString);
		return false;
		}

		private void processAndroidAtFeatureRequest(BluetoothDevice device) {
		/*
		replying with +ANDROID=1
		here, 1 is the feature id for audio policy

		currently we only support one type of feature
		replying with +ANDROID: (<feature1>, <feature2>, ...)
		currently we only support one type of feature: SINKAUDIOPOLICY
		*/
		mNativeInterface.atResponseString(device,
		BluetoothHeadset.VENDOR_RESULT_CODE_COMMAND_ANDROID
		+ ": " + HFP_SET_AUDIO_POLICY);
		+ ": (" + BluetoothSinkAudioPolicy.HFP_SET_SINK_AUDIO_POLICY_ID + ")");
		}

		/**
		* Process AT+ANDROID AT command
		* Process AT+ANDROID=SINKAUDIOPOLICY AT command
		*
		* @param args command arguments after the equal sign
		* @param device Remote device that has sent this command
		* @return true on success, false on error
		*/
		private void processAndroidAtSetAudioPolicy(Object[] args, BluetoothDevice device) {
		@VisibleForTesting
		boolean processAndroidAtSinkAudioPolicy(Object[] args, BluetoothDevice device) {
		if (args.length != 4) {
		Log.e(TAG, "processAndroidAtSetAudioPolicy() args length must be 4: "
		Log.e(TAG, "processAndroidAtSinkAudioPolicy() args length must be 4: "
		+ String.valueOf(args.length));
		return;
		return false;
		}
		if (!(args[1] instanceof Integer) \|\| !(args[2] instanceof Integer)
		\|\| !(args[3] instanceof Integer)) {
		Log.e(TAG, "processAndroidAtSetAudioPolicy() argument types not matched");
		return;
		Log.e(TAG, "processAndroidAtSinkAudioPolicy() argument types not matched");
		return false;
		}

		if (!mDevice.equals(device)) {
		Log.e(TAG, "processAndroidAtSetAudioPolicy(): argument device " + device
		Log.e(TAG, "processAndroidAtSinkAudioPolicy(): argument device " + device
		+ " doesn't match mDevice " + mDevice);
		return;
		return false;
		}

		int callEstablishPolicy = (Integer) args[1];
		@@ -2058,6 +2065,7 @@ public class HeadsetStateMachine extends StateMachine {
		.setActiveDevicePolicyAfterConnection(connectingTimePolicy)
		.setInBandRingtonePolicy(inbandPolicy)
		.build());
		return true;
		}

		/**
		@@ -2129,6 +2137,9 @@ public class HeadsetStateMachine extends StateMachine {
		processAtCpbs(atCommand.substring(5), commandType, device);
		} else if (atCommand.startsWith("+CPBR")) {
		processAtCpbr(atCommand.substring(5), commandType, device);
		} else if (atCommand.startsWith("+ANDROID")
		&& checkAndProcessAndroidAt(atCommand, device)) {
		// Do nothing
		} else {
		processVendorSpecificAt(atCommand, device);
		}

android/app/src/com/android/bluetooth/hfpclient/HeadsetClientStateMachine.java

+42 −5

Original line number	Diff line number	Diff line
		@@ -188,8 +188,6 @@ public class HeadsetClientStateMachine extends StateMachine {

		private final boolean mClccPollDuringCall;

		private static final int CALL_AUDIO_POLICY_FEATURE_ID = 1;

		public int mAudioPolicyRemoteSupported;
		private BluetoothSinkAudioPolicy mHsClientAudioPolicy;
		private final int mConnectingTimePolicyProperty;
		@@ -1217,14 +1215,15 @@ public class HeadsetClientStateMachine extends StateMachine {
		break;

		case StackEvent.EVENT_TYPE_UNKNOWN_EVENT:
		if (mVendorProcessor.processEvent(event.valueString, event.device)) {
		mQueuedActions.poll();
		if (mVendorProcessor.isAndroidAtCommand(event.valueString)
		&& processAndroidSlcCommand(event.valueString, event.device)) {
		transitionTo(mConnected);
		} else {
		Log.e(TAG, "Unknown event :" + event.valueString
		+ " for device " + event.device);
		}
		break;

		case StackEvent.EVENT_TYPE_SUBSCRIBER_INFO:
		case StackEvent.EVENT_TYPE_CURRENT_CALLS:
		case StackEvent.EVENT_TYPE_OPERATOR_NAME:
		@@ -2027,6 +2026,44 @@ public class HeadsetClientStateMachine extends StateMachine {
		HfpClientConnectionService.onAudioStateChanged(device, newState, prevState);
		}

		@VisibleForTesting
		boolean processAndroidSlcCommand(String atString, BluetoothDevice device) {
		if (!mCurrentDevice.equals(device) \|\| atString.lastIndexOf("+ANDROID:") < 0) {
		return false;
		}

		// Check if it is +ANDROID: (<feature1>,...),(<feature2>, ...) the reply for AT+ANDROID=?
		while (true) {
		int indexUpperBucket = atString.indexOf("(");
		int indexLowerBucket = atString.indexOf(")");

		if (indexUpperBucket < 0 \|\| indexLowerBucket < 0
		\|\| indexUpperBucket >= indexLowerBucket) {
		break;
		}
		String feature = atString.substring(indexUpperBucket + 1, indexLowerBucket);
		Log.d(TAG, "processAndroidSlcCommand: feature=[" + feature + "]");
		processAndroidAtFeature(feature.split(","));

		atString = atString.substring(indexLowerBucket + 1);
		}
		return true;
		}

		private void processAndroidAtFeature(String[] args) {
		if (args.length < 1) {
		Log.e(TAG, "processAndroidAtFeature: Invalid feature length");
		return;
		}

		String featureId = args[0];
		if (featureId.equals(BluetoothSinkAudioPolicy.HFP_SET_SINK_AUDIO_POLICY_ID)) {
		Log.i(TAG, "processAndroidAtFeature:"
		+ BluetoothSinkAudioPolicy.HFP_SET_SINK_AUDIO_POLICY_ID + " supported");
		setAudioPolicyRemoteSupported(true);
		}
		}

		// This method does not check for error condition (newState == prevState)
		private void broadcastConnectionState(BluetoothDevice device, int newState, int prevState) {
		logD("Connection state " + device + ": " + prevState + "->" + newState);
		@@ -2226,7 +2263,7 @@ public class HeadsetClientStateMachine extends StateMachine {

		private String createMaskString(BluetoothSinkAudioPolicy policies) {
		StringBuilder mask = new StringBuilder();
		mask.append(Integer.toString(CALL_AUDIO_POLICY_FEATURE_ID));
		mask.append(BluetoothSinkAudioPolicy.HFP_SET_SINK_AUDIO_POLICY_ID);
		mask.append("," + policies.getCallEstablishPolicy());
		mask.append("," + policies.getActiveDevicePolicyAfterConnection());
		mask.append("," + policies.getInBandRingtonePolicy());

android/app/src/com/android/bluetooth/hfpclient/VendorCommandResponseProcessor.java

+20 −9

Original line number	Diff line number	Diff line
		@@ -127,12 +127,7 @@ class VendorCommandResponseProcessor {
		return true;
		}

		public boolean processEvent(String atString, BluetoothDevice device) {
		if (device == null) {
		Log.w(TAG, "processVendorEvent device is null");
		return false;
		}

		private String getVendorIdFromAtCommand(String atString) {
		// Get event code
		int indexOfEqual = atString.indexOf('=');
		int indexOfColon = atString.indexOf(':');
		@@ -148,13 +143,29 @@ class VendorCommandResponseProcessor {
		// replace all white spaces
		eventCode = eventCode.replaceAll("\\s+", "");

		return eventCode;
		}

		public boolean isAndroidAtCommand(String atString) {
		String eventCode = getVendorIdFromAtCommand(atString);
		Integer vendorId = SUPPORTED_VENDOR_EVENTS.get(eventCode);
		if (vendorId == null) {
		return false;
		}
		return vendorId == BluetoothAssignedNumbers.GOOGLE;
		}

		public boolean processEvent(String atString, BluetoothDevice device) {
		if (device == null) {
		Log.w(TAG, "processVendorEvent device is null");
		return false;
		}

		String eventCode = getVendorIdFromAtCommand(atString);
		Integer vendorId = SUPPORTED_VENDOR_EVENTS.get(eventCode);
		if (vendorId == null) {
		Log.e(TAG, "Invalid response: " + atString + ". " + eventCode);
		return false;
		} else if (vendorId == BluetoothAssignedNumbers.GOOGLE) {
		Log.i(TAG, "received +ANDROID event. Setting Audio policy to true");
		mService.setAudioPolicyRemoteSupported(device, true);
		} else {
		broadcastVendorSpecificEventIntent(vendorId, eventCode, atString, device);
		logD("process vendor event " + vendorId + ", " + eventCode + ", "