| /* |
| * Copyright (c) 2020 The Linux Foundation. All rights reserved. |
| |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| |
| package android.bluetooth; |
| |
| import android.Manifest; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.RequiresPermission; |
| import android.annotation.SdkConstant; |
| import android.annotation.SystemApi; |
| import android.annotation.SdkConstant.SdkConstantType; |
| import android.bluetooth.BluetoothAdapter; |
| import android.bluetooth.BluetoothDevice; |
| import android.bluetooth.BleBroadcastSourceInfo; |
| import android.bluetooth.IBluetoothGatt; |
| import android.bluetooth.IBluetoothManager; |
| import android.bluetooth.IBleBroadcastAudioScanAssistCallback; |
| import android.bluetooth.IBluetoothSyncHelper; |
| import android.bluetooth.BluetoothAdapter.LeScanCallback; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.os.RemoteException; |
| import android.util.Log; |
| import android.content.Context; |
| |
| import java.util.IdentityHashMap; |
| import java.util.Map; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.HashMap; |
| |
| import android.bluetooth.le.ScanResult; |
| import android.bluetooth.le.ScanSettings; |
| import android.bluetooth.le.ScanFilter; |
| import android.bluetooth.le.ScanCallback; |
| import android.bluetooth.le.ScanRecord; |
| import android.bluetooth.le.PeriodicAdvertisingCallback; |
| import android.bluetooth.le.PeriodicAdvertisingManager; |
| import android.bluetooth.le.PeriodicAdvertisingReport; |
| import android.bluetooth.le.BluetoothLeScanner; |
| import android.os.SystemProperties; |
| import java.util.IdentityHashMap; |
| |
| /** |
| * This class provides methods to perform Broadcast Scan Assistance client Profile related |
| * operations. |
| * It uses Bluetooth GATT APIs to achieve Braodcast Scan assistance client operations. Application should ensure |
| * BASS profile is connected with the given remote device before performing the operations using |
| * {@link BleBroadcastAudioScanAssistManager} interface operations |
| * |
| * <p>BluetoothSyncHelper is a proxy object for controlling the Bluetooth Scan Offloader (BASS client) |
| * Service via IPC. |
| * |
| * <p> Use {@link BluetoothAdapter#getProfileProxy} to get |
| * the BluetoothScanOfflaoder proxy object. Use |
| * {@link BluetoothAdapter#closeProfileProxy} to close the service connection. |
| * |
| * <p> Use {@link BluetoothAdapter#getProfileProxy} to get |
| * the BluetoothSyncHelper proxy object. Use |
| * {@link BluetoothAdapter#closeProfileProxy} to close the service connection. |
| * |
| * <b>Note:</b> Most of the methods here require |
| * {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission. |
| * |
| * @hide |
| */ |
| public final class BluetoothSyncHelper implements BluetoothProfile { |
| |
| private static final String TAG = "BluetoothSyncHelper"; |
| private static final boolean DBG = true; |
| |
| private BluetoothAdapter mBluetoothAdapter; |
| /* maps callback, to callback wrapper and sync handle */ |
| private Map<BleBroadcastAudioScanAssistCallback, |
| IBleBroadcastAudioScanAssistCallback /* callbackWrapper */> mAppCallbackWrappers; |
| |
| private Map<BluetoothDevice, |
| BleBroadcastAudioScanAssistManager> sBleAssistManagers = null; |
| private Context mContext = null; |
| |
| /** |
| * Intent used to broadcast the change in connection state of the Bass client |
| * profile. |
| * |
| * <p>This intent will have 3 extras: |
| * <ul> |
| * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> |
| * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li> |
| * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> |
| * </ul> |
| * |
| * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of |
| * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, |
| * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}. |
| * |
| * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to |
| * receive. |
| */ |
| @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) |
| public static final String ACTION_CONNECTION_STATE_CHANGED = |
| "android.bluetooth.bc.profile.action.CONNECTION_STATE_CHANGED"; |
| |
| |
| private final BluetoothProfileConnector<IBluetoothSyncHelper> mProfileConnector = |
| new BluetoothProfileConnector(this, BluetoothProfile.BC_PROFILE, |
| "BluetoothSyncHelper", IBluetoothSyncHelper.class.getName()) { |
| @Override |
| public IBluetoothSyncHelper getServiceInterface(IBinder service) { |
| return IBluetoothSyncHelper.Stub.asInterface(Binder.allowBlocking(service)); |
| } |
| }; |
| |
| /*package*/ void close() { |
| mProfileConnector.disconnect(); |
| mAppCallbackWrappers.clear(); |
| } |
| |
| /*package*/ IBluetoothSyncHelper getService() { |
| return mProfileConnector.getService(); |
| } |
| |
| static boolean isSupported() { |
| boolean isSupported = SystemProperties.getBoolean("persist.vendor.service.bt.bc", true); |
| log("BluetoothSyncHelper: isSupported returns " + isSupported); |
| return isSupported; |
| } |
| /** |
| * Create a BluetoothHeadset proxy object. |
| */ |
| /*package*/ BluetoothSyncHelper(Context context, ServiceListener listener) { |
| mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter(); |
| mProfileConnector.connect(context, listener); |
| BluetoothManager bluetoothManager = context.getSystemService( |
| BluetoothManager.class); |
| mAppCallbackWrappers = new IdentityHashMap<BleBroadcastAudioScanAssistCallback, IBleBroadcastAudioScanAssistCallback>(); |
| sBleAssistManagers = new IdentityHashMap<BluetoothDevice, BleBroadcastAudioScanAssistManager>(); |
| mContext = context; |
| } |
| |
| /** |
| * Interface to get Broadcast Audio Scan assistance for LE Audio usecases.This is instantiated per BluetoothDevice |
| * which is Scan delegator |
| * Application will get an Instance of the {@link BleBroadcastAudioScanAssistManager} for the given |
| * scan delegator device |
| * |
| * @param BluetoothDevice Scan Delegator device for which BLE Broadcast SCAN Assistance operations will |
| * be performed |
| * @param {@link #BleBroadcastAudioScanAssistCallback} where callbacks related to BLE Broadcast Scan |
| * assistance will be deliverd |
| * @hide |
| */ |
| public BleBroadcastAudioScanAssistManager getBleBroadcastAudioScanAssistManager( |
| BluetoothDevice device, |
| BleBroadcastAudioScanAssistCallback callback) { |
| if (isSupported() == false) { |
| Log.e(TAG, "Broadcast scan assistance not supported"); |
| return null; |
| } |
| |
| BleBroadcastAudioScanAssistManager assistMgr = null; |
| if (sBleAssistManagers != null) { |
| assistMgr = sBleAssistManagers.get(device); |
| } |
| if (assistMgr == null) { |
| assistMgr = new BleBroadcastAudioScanAssistManager(this, device, |
| callback); |
| } else { |
| //object already exists, just registers the callback and retrun the same object |
| log("calling registerAppCb only"); |
| } |
| registerAppCallback(device, callback); |
| return assistMgr; |
| } |
| |
| |
| /** |
| * Initiate connection to a BASS server profile of the remote bluetooth device. |
| * |
| * <p> This API returns false in scenarios like the profile on the |
| * device is already connected or Bluetooth is not turned on. |
| * When this API returns true, it is guaranteed that |
| * connection state intent for the profile will be broadcasted with |
| * the state. Users can get the connection state of the profile |
| * from this intent. |
| * |
| * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} |
| * permission. |
| * |
| * @param device Remote Bluetooth Device |
| * @return false on immediate error, true otherwise |
| * @hide |
| */ |
| public boolean connect(BluetoothDevice device) { |
| log("connect(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() && isValidDevice(device)) { |
| return service.connect(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| /** |
| * Initiate disconnection from a profile |
| * |
| * <p> This API will return false in scenarios like the profile on the |
| * Bluetooth device is not in connected state etc. When this API returns, |
| * true, it is guaranteed that the connection state change |
| * intent will be broadcasted with the state. Users can get the |
| * disconnection state of the profile from this intent. |
| * |
| * <p> If the disconnection is initiated by a remote device, the state |
| * will transition from {@link #STATE_CONNECTED} to |
| * {@link #STATE_DISCONNECTED}. If the disconnect is initiated by the |
| * host (local) device the state will transition from |
| * {@link #STATE_CONNECTED} to state {@link #STATE_DISCONNECTING} to |
| * state {@link #STATE_DISCONNECTED}. The transition to |
| * {@link #STATE_DISCONNECTING} can be used to distinguish between the |
| * two scenarios. |
| * |
| * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} |
| * permission. |
| * |
| * @param device Remote Bluetooth Device |
| * @return false on immediate error, true otherwise |
| * @hide |
| */ |
| public boolean disconnect(BluetoothDevice device) { |
| if (DBG) log("disconnect(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() && isValidDevice(device)) { |
| return service.disconnect(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public @NonNull List<BluetoothDevice> getConnectedDevices() { |
| log("getConnectedDevices()"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled()) { |
| return service.getConnectedDevices(); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return new ArrayList<BluetoothDevice>(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return new ArrayList<BluetoothDevice>(); |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public @NonNull List<BluetoothDevice> getDevicesMatchingConnectionStates( |
| @NonNull int[] states) { |
| log("getDevicesMatchingStates()"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled()) { |
| return service.getDevicesMatchingConnectionStates(states); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return new ArrayList<BluetoothDevice>(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return new ArrayList<BluetoothDevice>(); |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public @BluetoothProfile.BtProfileState int getConnectionState( |
| @NonNull BluetoothDevice device) { |
| log("getState(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.getConnectionState(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return BluetoothProfile.STATE_DISCONNECTED; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return BluetoothProfile.STATE_DISCONNECTED; |
| } |
| } |
| /** |
| * Get the connection policy of the profile. |
| * |
| * <p> The connection policy can be any of: |
| * {@link #CONNECTION_POLICY_ALLOWED}, {@link #CONNECTION_POLICY_FORBIDDEN}, |
| * {@link #CONNECTION_POLICY_UNKNOWN} |
| * |
| * @param device Bluetooth device |
| * @return connection policy of the device |
| * @hide |
| */ |
| //@SystemApi |
| @RequiresPermission(Manifest.permission.BLUETOOTH) |
| public int getConnectionPolicy(@NonNull BluetoothDevice device) { |
| log("getConnectionPolicy(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.getConnectionPolicy(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return BluetoothProfile.CONNECTION_POLICY_FORBIDDEN; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return BluetoothProfile.CONNECTION_POLICY_FORBIDDEN; |
| } |
| } |
| |
| /** |
| * Set connection policy of the profile |
| * |
| * <p> The device should already be paired. |
| * Connection policy can be one of {@link #CONNECTION_POLICY_ALLOWED}, |
| * {@link #CONNECTION_POLICY_FORBIDDEN}, {@link #CONNECTION_POLICY_UNKNOWN} |
| * |
| * @param device Paired bluetooth device |
| * @param connectionPolicy is the connection policy to set to for this profile |
| * @return true if connectionPolicy is set, false on error |
| * @hide |
| */ |
| //@SystemApi |
| @RequiresPermission(Manifest.permission.BLUETOOTH_ADMIN) |
| public boolean setConnectionPolicy(@NonNull BluetoothDevice device, |
| int connectionPolicy) { |
| if (DBG) log("setConnectionPolicy(" + device + ", " + connectionPolicy + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| if (connectionPolicy != BluetoothProfile.CONNECTION_POLICY_FORBIDDEN |
| && connectionPolicy != BluetoothProfile.CONNECTION_POLICY_ALLOWED) { |
| return false; |
| } |
| return service.setConnectionPolicy(device, connectionPolicy); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| private IBleBroadcastAudioScanAssistCallback wrap(BleBroadcastAudioScanAssistCallback callback, |
| Handler handler) { |
| return new IBleBroadcastAudioScanAssistCallback.Stub() { |
| public void onBleBroadcastSourceFound(ScanResult scanres) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastSourceFound for " + |
| "scanres:" + scanres); |
| callback.onBleBroadcastSourceFound( |
| scanres); |
| } |
| }); |
| } |
| |
| public void onBleBroadcastAudioSourceSelected(BluetoothDevice device, int status, |
| List<BleBroadcastSourceChannel> broadcastSourceChannels) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastSourceSelected for " + |
| "status:" + status); |
| callback.onBleBroadcastSourceSelected(device, |
| status, broadcastSourceChannels); |
| } |
| }); |
| } |
| public void onBleBroadcastAudioSourceAdded(BluetoothDevice rcvr, |
| byte srcId, |
| int status) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastAudioSourceAdded for " + rcvr + |
| "srcId:" + srcId + "status:" + status); |
| callback.onBleBroadcastAudioSourceAdded(rcvr, srcId, |
| status); |
| } |
| }); |
| } |
| public void onBleBroadcastAudioSourceUpdated(BluetoothDevice rcvr, |
| byte srcId, |
| int status) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastAudioSourceUpdated for " + rcvr + |
| "srcId:" + srcId + "status:" + status); |
| callback.onBleBroadcastAudioSourceUpdated(rcvr, srcId, |
| status); |
| } |
| }); |
| } |
| public void onBleBroadcastPinUpdated(BluetoothDevice rcvr, |
| byte srcId, |
| int status) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastPinUpdated for " + rcvr + |
| "srcId:" + srcId + "status:" + status); |
| callback.onBleBroadcastPinUpdated(rcvr, srcId, |
| status); |
| // App can still unregister the sync until notified it's lost. |
| // Remove callback after app was notifed. |
| //mCallbackWrappers.remove(callback); |
| } |
| }); |
| } |
| |
| public void onBleBroadcastAudioSourceRemoved(BluetoothDevice rcvr, |
| byte srcId, |
| int status) { |
| handler.post(new Runnable() { |
| @Override |
| public void run() { |
| log("calling onBleBroadcastAudioSourceRemoved for " + rcvr + |
| "srcId:" + srcId + "status:" + status); |
| callback.onBleBroadcastAudioSourceRemoved(rcvr, srcId, |
| status); |
| |
| } |
| }); |
| } |
| }; |
| } |
| |
| |
| boolean startScanOffload (BluetoothDevice device, boolean isGroupOp) { |
| log("startScanOffload(" + device + ", isGroupOp: " + isGroupOp + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.startScanOffload(device, isGroupOp); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| boolean stopScanOffload (BluetoothDevice device, boolean isGroupOp) { |
| log("stopScanOffload(" + device + ", isGroupOp: " + isGroupOp + ")" ); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.stopScanOffload(device, isGroupOp); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| boolean searchforLeAudioBroadcasters (BluetoothDevice device) { |
| log("searchforLeAudioBroadcasters(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.searchforLeAudioBroadcasters(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| @RequiresPermission(Manifest.permission.BLUETOOTH_ADMIN) |
| boolean stopSearchforLeAudioBroadcasters(BluetoothDevice device) { |
| log("stopSearchforLeAudioBroadcasters(" + device + ")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.stopSearchforLeAudioBroadcasters(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| boolean selectBroadcastSource (BluetoothDevice device, ScanResult scanRes, boolean isGroupOp) { |
| log("selectBroadcastSource(" + device + ": groupop" + isGroupOp +")"); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.selectBroadcastSource(device, scanRes, isGroupOp); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return false; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return false; |
| } |
| } |
| |
| void registerAppCallback(BluetoothDevice device, BleBroadcastAudioScanAssistCallback appCallback) { |
| log("registerAppCallback device :" + device + "appCB: " + appCallback); |
| Handler handler = new Handler(Looper.getMainLooper()); |
| |
| IBleBroadcastAudioScanAssistCallback wrapped = wrap(appCallback, handler); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| service.registerAppCallback(device, wrapped); |
| if (mAppCallbackWrappers != null) { |
| mAppCallbackWrappers.put(appCallback, wrapped); |
| } |
| } |
| if (service == null) { |
| Log.w(TAG, "Proxy not attached to service"); |
| return; |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return; |
| } |
| } |
| |
| void unregisterAppCallback(BluetoothDevice device, BleBroadcastAudioScanAssistCallback appCallback) { |
| log("unregisterAppCallback: device" + device + "appCB:" + appCallback); |
| // Remove callback after app was notifed. |
| |
| final IBluetoothSyncHelper service = getService(); |
| IBleBroadcastAudioScanAssistCallback cb = mAppCallbackWrappers.get(device); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| service.unregisterAppCallback(device, cb); |
| mAppCallbackWrappers.remove(appCallback); |
| return; |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return; |
| } |
| } |
| |
| |
| boolean addBroadcastSource (BluetoothDevice sinkDevice, |
| BleBroadcastSourceInfo srcInfo, |
| boolean isGroupOp) { |
| log("addBroadcastSource for :" + sinkDevice |
| + "SourceInfo: " + srcInfo+ "isGroupOp: " + isGroupOp); |
| boolean ret = false; |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(sinkDevice)) { |
| |
| return service.addBroadcastSource(sinkDevice, srcInfo, isGroupOp); |
| } |
| if (service == null) |
| { |
| Log.w(TAG, "Proxy not attached to service"); |
| ret = false; |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| ret = false; |
| } |
| return ret; |
| } |
| boolean updateBroadcastSource (BluetoothDevice device, |
| BleBroadcastSourceInfo srcInfo, |
| boolean isGroupOp) { |
| //Same device can have more than one SourceId |
| log("updateBroadcastSource for :" + device + |
| "SourceInfo: " + srcInfo+ "isGroupOp: " + isGroupOp); |
| boolean ret = false; |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.updateBroadcastSource(device, |
| srcInfo, isGroupOp); |
| } |
| if (service == null) |
| { |
| Log.w(TAG, "Proxy not attached to service"); |
| ret = false; |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| ret = false; |
| } |
| return ret; |
| } |
| |
| boolean setBroadcastCode (BluetoothDevice device, |
| BleBroadcastSourceInfo srcInfo, |
| boolean isGroupOp) { |
| //Same device can have more than one SourceId |
| log("setBroadcastCode for :" + device); |
| log("SourceInfo: " + srcInfo+ "isGroupOp: " + isGroupOp); |
| boolean ret = false; |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.setBroadcastCode(device, |
| srcInfo, isGroupOp); |
| } |
| if (service == null) |
| { |
| Log.w(TAG, "Proxy not attached to service"); |
| ret = false; |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| ret = false; |
| } |
| return ret; |
| } |
| boolean removeBroadcastSource (BluetoothDevice device, |
| byte sourceId, |
| boolean isGroupOp |
| ) { |
| log("removeBroadcastSource for :" + device + |
| "SourceId: " + sourceId + "isGroupOp: " + isGroupOp); |
| final IBluetoothSyncHelper service = getService(); |
| boolean ret = false; |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.removeBroadcastSource(device, sourceId |
| , isGroupOp); |
| } |
| if (service == null) |
| { |
| Log.w(TAG, "Proxy not attached to service"); |
| ret = false; |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| ret = false; |
| } |
| return ret; |
| } |
| |
| List<BleBroadcastSourceInfo> getAllBroadcastSourceInformation (BluetoothDevice device) { |
| log("GetAllBroadcastReceiverStates for :" + device); |
| final IBluetoothSyncHelper service = getService(); |
| try { |
| if (service != null && isEnabled() |
| && isValidDevice(device)) { |
| return service.getAllBroadcastSourceInformation(device); |
| } |
| if (service == null) Log.w(TAG, "Proxy not attached to service"); |
| return null; |
| } catch (RemoteException e) { |
| Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable())); |
| return null; |
| } |
| } |
| private boolean isEnabled() { |
| if (mBluetoothAdapter.getState() == BluetoothAdapter.STATE_ON) return true; |
| return false; |
| } |
| |
| private boolean isValidDevice(BluetoothDevice device) { |
| if (device == null) return false; |
| |
| if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true; |
| return false; |
| } |
| |
| private static void log(String msg) { |
| BleBroadcastSourceInfo.BASS_Debug(TAG, msg); |
| } |
| |
| } |