| /* |
| * Copyright (C) 2013 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 com.android.bluetooth.gatt; |
| |
| import android.app.AppOpsManager; |
| import android.app.Service; |
| import android.bluetooth.BluetoothAdapter; |
| import android.bluetooth.BluetoothDevice; |
| import android.bluetooth.BluetoothGatt; |
| import android.bluetooth.BluetoothGattCharacteristic; |
| import android.bluetooth.BluetoothGattDescriptor; |
| import android.bluetooth.BluetoothGattService; |
| import android.bluetooth.BluetoothProfile; |
| import android.bluetooth.IBluetoothGatt; |
| import android.bluetooth.IBluetoothGattCallback; |
| import android.bluetooth.IBluetoothGattServerCallback; |
| import android.bluetooth.le.AdvertiseCallback; |
| import android.bluetooth.le.AdvertiseData; |
| import android.bluetooth.le.AdvertiseSettings; |
| import android.bluetooth.le.ResultStorageDescriptor; |
| import android.bluetooth.le.ScanFilter; |
| import android.bluetooth.le.ScanRecord; |
| import android.bluetooth.le.ScanResult; |
| import android.bluetooth.le.ScanSettings; |
| import android.content.Intent; |
| import android.os.IBinder; |
| import android.os.ParcelUuid; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.provider.Settings; |
| import android.util.Log; |
| |
| import com.android.bluetooth.R; |
| import com.android.bluetooth.Utils; |
| import com.android.bluetooth.btservice.AdapterService; |
| import com.android.bluetooth.btservice.BluetoothProto; |
| import com.android.bluetooth.btservice.ProfileService; |
| import com.android.bluetooth.util.NumberUtils; |
| import com.android.internal.annotations.VisibleForTesting; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.UUID; |
| import java.util.concurrent.TimeUnit; |
| |
| import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
| /** |
| * Provides Bluetooth Gatt profile, as a service in |
| * the Bluetooth application. |
| * @hide |
| */ |
| public class GattService extends ProfileService { |
| private static final boolean DBG = GattServiceConfig.DBG; |
| private static final boolean VDBG = GattServiceConfig.VDBG; |
| private static final String TAG = GattServiceConfig.TAG_PREFIX + "GattService"; |
| |
| static final int SCAN_FILTER_ENABLED = 1; |
| static final int SCAN_FILTER_MODIFIED = 2; |
| |
| private static final int MAC_ADDRESS_LENGTH = 6; |
| // Batch scan related constants. |
| private static final int TRUNCATED_RESULT_SIZE = 11; |
| private static final int TIME_STAMP_LENGTH = 2; |
| |
| // onFoundLost related constants |
| private static final int ADVT_STATE_ONFOUND = 0; |
| private static final int ADVT_STATE_ONLOST = 1; |
| |
| private static final UUID[] HID_UUIDS = { |
| UUID.fromString("00002A4A-0000-1000-8000-00805F9B34FB"), |
| UUID.fromString("00002A4B-0000-1000-8000-00805F9B34FB"), |
| UUID.fromString("00002A4C-0000-1000-8000-00805F9B34FB"), |
| UUID.fromString("00002A4D-0000-1000-8000-00805F9B34FB") |
| }; |
| |
| private static final UUID[] FIDO_UUIDS = { |
| UUID.fromString("0000FFFD-0000-1000-8000-00805F9B34FB") // U2F |
| }; |
| |
| /** |
| * List of our registered clients. |
| */ |
| |
| class ClientMap extends ContextMap<IBluetoothGattCallback> {} |
| ClientMap mClientMap = new ClientMap(); |
| |
| /** |
| * List of our registered server apps. |
| */ |
| class ServerMap extends ContextMap<IBluetoothGattServerCallback> {} |
| ServerMap mServerMap = new ServerMap(); |
| |
| /** |
| * Server handle map. |
| */ |
| HandleMap mHandleMap = new HandleMap(); |
| private List<UUID> mAdvertisingServiceUuids = new ArrayList<UUID>(); |
| |
| private int mMaxScanFilters; |
| |
| /** |
| * Pending service declaration queue |
| */ |
| private List<ServiceDeclaration> mServiceDeclarations = new ArrayList<ServiceDeclaration>(); |
| |
| static final int NUM_SCAN_EVENTS_KEPT = 20; |
| /** |
| * Internal list of scan events to use with the proto |
| */ |
| ArrayList<BluetoothProto.ScanEvent> mScanEvents = |
| new ArrayList<BluetoothProto.ScanEvent>(NUM_SCAN_EVENTS_KEPT); |
| |
| private Map<Integer, List<BluetoothGattService>> gattClientDatabases = |
| new HashMap<Integer, List<BluetoothGattService>>(); |
| |
| private ServiceDeclaration addDeclaration() { |
| synchronized (mServiceDeclarations) { |
| mServiceDeclarations.add(new ServiceDeclaration()); |
| } |
| return getActiveDeclaration(); |
| } |
| |
| private ServiceDeclaration getActiveDeclaration() { |
| synchronized (mServiceDeclarations) { |
| if (mServiceDeclarations.size() > 0) |
| return mServiceDeclarations.get(mServiceDeclarations.size() - 1); |
| } |
| return null; |
| } |
| |
| private ServiceDeclaration getPendingDeclaration() { |
| synchronized (mServiceDeclarations) { |
| if (mServiceDeclarations.size() > 0) |
| return mServiceDeclarations.get(0); |
| } |
| return null; |
| } |
| |
| private void removePendingDeclaration() { |
| synchronized (mServiceDeclarations) { |
| if (mServiceDeclarations.size() > 0) |
| mServiceDeclarations.remove(0); |
| } |
| } |
| |
| private AdvertiseManager mAdvertiseManager; |
| private ScanManager mScanManager; |
| private AppOpsManager mAppOps; |
| |
| /** |
| * Reliable write queue |
| */ |
| private Set<String> mReliableQueue = new HashSet<String>(); |
| |
| static { |
| classInitNative(); |
| } |
| |
| protected String getName() { |
| return TAG; |
| } |
| |
| protected IProfileServiceBinder initBinder() { |
| return new BluetoothGattBinder(this); |
| } |
| |
| protected boolean start() { |
| if (DBG) Log.d(TAG, "start()"); |
| initializeNative(); |
| mAppOps = getSystemService(AppOpsManager.class); |
| mAdvertiseManager = new AdvertiseManager(this, AdapterService.getAdapterService()); |
| mAdvertiseManager.start(); |
| |
| mScanManager = new ScanManager(this); |
| mScanManager.start(); |
| |
| return true; |
| } |
| |
| protected boolean stop() { |
| if (DBG) Log.d(TAG, "stop()"); |
| mClientMap.clear(); |
| mServerMap.clear(); |
| mHandleMap.clear(); |
| mServiceDeclarations.clear(); |
| mReliableQueue.clear(); |
| if (mAdvertiseManager != null) mAdvertiseManager.cleanup(); |
| if (mScanManager != null) mScanManager.cleanup(); |
| return true; |
| } |
| |
| protected boolean cleanup() { |
| if (DBG) Log.d(TAG, "cleanup()"); |
| cleanupNative(); |
| if (mAdvertiseManager != null) mAdvertiseManager.cleanup(); |
| if (mScanManager != null) mScanManager.cleanup(); |
| return true; |
| } |
| |
| boolean permissionCheck(int connId, int handle) { |
| List<BluetoothGattService> db = gattClientDatabases.get(connId); |
| |
| for (BluetoothGattService service : db) { |
| for (BluetoothGattCharacteristic characteristic: service.getCharacteristics()) { |
| if (handle == characteristic.getInstanceId()) { |
| if ((isRestrictedCharUuid(characteristic.getUuid()) || |
| isRestrictedSrvcUuid(service.getUuid())) && |
| (0 != checkCallingOrSelfPermission(BLUETOOTH_PRIVILEGED))) |
| return false; |
| else |
| return true; |
| } |
| |
| for (BluetoothGattDescriptor descriptor: characteristic.getDescriptors()) { |
| if (handle == descriptor.getInstanceId()) { |
| if ((isRestrictedCharUuid(characteristic.getUuid()) || |
| isRestrictedSrvcUuid(service.getUuid())) && |
| (0 != checkCallingOrSelfPermission(BLUETOOTH_PRIVILEGED))) |
| return false; |
| else |
| return true; |
| } |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| @Override |
| public int onStartCommand(Intent intent, int flags, int startId) { |
| if (GattDebugUtils.handleDebugAction(this, intent)) { |
| return Service.START_NOT_STICKY; |
| } |
| return super.onStartCommand(intent, flags, startId); |
| } |
| |
| /** |
| * DeathReceipient handlers used to unregister applications that |
| * disconnect ungracefully (ie. crash or forced close). |
| */ |
| |
| class ClientDeathRecipient implements IBinder.DeathRecipient { |
| int mAppIf; |
| |
| public ClientDeathRecipient(int appIf) { |
| mAppIf = appIf; |
| } |
| |
| @Override |
| public void binderDied() { |
| if (DBG) Log.d(TAG, "Binder is dead - unregistering client (" + mAppIf + ")!"); |
| |
| if (isScanClient(mAppIf)) { |
| ScanClient client = new ScanClient(mAppIf, false); |
| client.appDied = true; |
| stopScan(client); |
| } else { |
| AdvertiseClient client = new AdvertiseClient(mAppIf); |
| client.appDied = true; |
| stopMultiAdvertising(client); |
| } |
| } |
| |
| private boolean isScanClient(int clientIf) { |
| for (ScanClient client : mScanManager.getRegularScanQueue()) { |
| if (client.clientIf == clientIf) { |
| return true; |
| } |
| } |
| for (ScanClient client : mScanManager.getBatchScanQueue()) { |
| if (client.clientIf == clientIf) { |
| return true; |
| } |
| } |
| return false; |
| } |
| } |
| |
| class ServerDeathRecipient implements IBinder.DeathRecipient { |
| int mAppIf; |
| |
| public ServerDeathRecipient(int appIf) { |
| mAppIf = appIf; |
| } |
| |
| public void binderDied() { |
| if (DBG) Log.d(TAG, "Binder is dead - unregistering server (" + mAppIf + ")!"); |
| unregisterServer(mAppIf); |
| } |
| } |
| |
| /** |
| * Handlers for incoming service calls |
| */ |
| private static class BluetoothGattBinder extends IBluetoothGatt.Stub implements IProfileServiceBinder { |
| private GattService mService; |
| |
| public BluetoothGattBinder(GattService svc) { |
| mService = svc; |
| } |
| |
| public boolean cleanup() { |
| mService = null; |
| return true; |
| } |
| |
| private GattService getService() { |
| if (mService != null && mService.isAvailable()) return mService; |
| Log.e(TAG, "getService() - Service requested, but not available!"); |
| return null; |
| } |
| |
| public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { |
| GattService service = getService(); |
| if (service == null) return new ArrayList<BluetoothDevice>(); |
| return service.getDevicesMatchingConnectionStates(states); |
| } |
| |
| public void registerClient(ParcelUuid uuid, IBluetoothGattCallback callback) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.registerClient(uuid.getUuid(), callback); |
| } |
| |
| public void unregisterClient(int clientIf) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.unregisterClient(clientIf); |
| } |
| |
| @Override |
| public void startScan(int appIf, boolean isServer, ScanSettings settings, |
| List<ScanFilter> filters, List storages, String callingPackage) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.startScan(appIf, isServer, settings, filters, storages, callingPackage); |
| } |
| |
| public void stopScan(int appIf, boolean isServer) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.stopScan(new ScanClient(appIf, isServer)); |
| } |
| |
| @Override |
| public void flushPendingBatchResults(int appIf, boolean isServer) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.flushPendingBatchResults(appIf, isServer); |
| } |
| |
| public void clientConnect(int clientIf, String address, boolean isDirect, int transport) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.clientConnect(clientIf, address, isDirect, transport); |
| } |
| |
| public void clientDisconnect(int clientIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.clientDisconnect(clientIf, address); |
| } |
| |
| public void refreshDevice(int clientIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.refreshDevice(clientIf, address); |
| } |
| |
| public void discoverServices(int clientIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.discoverServices(clientIf, address); |
| } |
| |
| public void readCharacteristic(int clientIf, String address, int handle, int authReq) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.readCharacteristic(clientIf, address, handle, authReq); |
| } |
| |
| public void writeCharacteristic(int clientIf, String address, int handle, |
| int writeType, int authReq, byte[] value) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.writeCharacteristic(clientIf, address, handle, writeType, authReq, value); |
| } |
| |
| public void readDescriptor(int clientIf, String address, int handle, int authReq) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.readDescriptor(clientIf, address, handle, authReq); |
| } |
| |
| public void writeDescriptor(int clientIf, String address, int handle, |
| int writeType, int authReq, byte[] value) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.writeDescriptor(clientIf, address, handle, writeType, authReq, value); |
| } |
| |
| public void beginReliableWrite(int clientIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.beginReliableWrite(clientIf, address); |
| } |
| |
| public void endReliableWrite(int clientIf, String address, boolean execute) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.endReliableWrite(clientIf, address, execute); |
| } |
| |
| public void registerForNotification(int clientIf, String address, int handle, boolean enable) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.registerForNotification(clientIf, address, handle, enable); |
| } |
| |
| public void readRemoteRssi(int clientIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.readRemoteRssi(clientIf, address); |
| } |
| |
| public void configureMTU(int clientIf, String address, int mtu) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.configureMTU(clientIf, address, mtu); |
| } |
| |
| public void connectionParameterUpdate(int clientIf, String address, |
| int connectionPriority) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.connectionParameterUpdate(clientIf, address, connectionPriority); |
| } |
| |
| public void registerServer(ParcelUuid uuid, IBluetoothGattServerCallback callback) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.registerServer(uuid.getUuid(), callback); |
| } |
| |
| public void unregisterServer(int serverIf) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.unregisterServer(serverIf); |
| } |
| |
| public void serverConnect(int serverIf, String address, boolean isDirect, int transport) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.serverConnect(serverIf, address, isDirect, transport); |
| } |
| |
| public void serverDisconnect(int serverIf, String address) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.serverDisconnect(serverIf, address); |
| } |
| |
| public void beginServiceDeclaration(int serverIf, int srvcType, |
| int srvcInstanceId, int minHandles, |
| ParcelUuid srvcId, boolean advertisePreferred) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.beginServiceDeclaration(serverIf, srvcType, srvcInstanceId, |
| minHandles, srvcId.getUuid(), advertisePreferred); |
| } |
| |
| public void addIncludedService(int serverIf, int srvcType, |
| int srvcInstanceId, ParcelUuid srvcId) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.addIncludedService(serverIf, srvcType, srvcInstanceId, |
| srvcId.getUuid()); |
| } |
| |
| public void addCharacteristic(int serverIf, ParcelUuid charId, |
| int properties, int permissions) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.addCharacteristic(serverIf, charId.getUuid(), properties, |
| permissions); |
| } |
| |
| public void addDescriptor(int serverIf, ParcelUuid descId, |
| int permissions) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.addDescriptor(serverIf, descId.getUuid(), permissions); |
| } |
| |
| public void endServiceDeclaration(int serverIf) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.endServiceDeclaration(serverIf); |
| } |
| |
| public void removeService(int serverIf, int srvcType, |
| int srvcInstanceId, ParcelUuid srvcId) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.removeService(serverIf, srvcType, srvcInstanceId, |
| srvcId.getUuid()); |
| } |
| |
| public void clearServices(int serverIf) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.clearServices(serverIf); |
| } |
| |
| public void sendResponse(int serverIf, String address, int requestId, |
| int status, int offset, byte[] value) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.sendResponse(serverIf, address, requestId, status, offset, value); |
| } |
| |
| public void sendNotification(int serverIf, String address, int srvcType, |
| int srvcInstanceId, ParcelUuid srvcId, |
| int charInstanceId, ParcelUuid charId, |
| boolean confirm, byte[] value) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.sendNotification(serverIf, address, srvcType, srvcInstanceId, |
| srvcId.getUuid(), charInstanceId, charId.getUuid(), confirm, value); |
| } |
| |
| @Override |
| public void startMultiAdvertising(int clientIf, AdvertiseData advertiseData, |
| AdvertiseData scanResponse, AdvertiseSettings settings) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.startMultiAdvertising(clientIf, advertiseData, scanResponse, settings); |
| } |
| |
| @Override |
| public void stopMultiAdvertising(int clientIf) { |
| GattService service = getService(); |
| if (service == null) return; |
| service.stopMultiAdvertising(new AdvertiseClient(clientIf)); |
| } |
| |
| @Override |
| public void disconnectAll() { |
| GattService service = getService(); |
| if (service == null) return; |
| service.disconnectAll(); |
| } |
| |
| @Override |
| public void unregAll() { |
| GattService service = getService(); |
| if (service == null) return; |
| service.unregAll(); |
| } |
| |
| @Override |
| public int numHwTrackFiltersAvailable() { |
| GattService service = getService(); |
| if (service == null) return 0; |
| return service.numHwTrackFiltersAvailable(); |
| } |
| }; |
| |
| /************************************************************************** |
| * Callback functions - CLIENT |
| *************************************************************************/ |
| |
| void onScanResult(String address, int rssi, byte[] adv_data) { |
| if (VDBG) Log.d(TAG, "onScanResult() - address=" + address |
| + ", rssi=" + rssi); |
| List<UUID> remoteUuids = parseUuids(adv_data); |
| addScanResult(); |
| |
| for (ScanClient client : mScanManager.getRegularScanQueue()) { |
| if (client.uuids.length > 0) { |
| int matches = 0; |
| for (UUID search : client.uuids) { |
| for (UUID remote: remoteUuids) { |
| if (remote.equals(search)) { |
| ++matches; |
| break; // Only count 1st match in case of duplicates |
| } |
| } |
| } |
| |
| if (matches < client.uuids.length) continue; |
| } |
| |
| if (!client.isServer) { |
| ClientMap.App app = mClientMap.getById(client.clientIf); |
| if (app != null) { |
| BluetoothDevice device = BluetoothAdapter.getDefaultAdapter() |
| .getRemoteDevice(address); |
| ScanResult result = new ScanResult(device, ScanRecord.parseFromBytes(adv_data), |
| rssi, SystemClock.elapsedRealtimeNanos()); |
| // Do no report if location mode is OFF or the client has no location permission |
| // PEERS_MAC_ADDRESS permission holders always get results |
| if (hasScanResultPermission(client) && matchesFilters(client, result)) { |
| try { |
| ScanSettings settings = client.settings; |
| if ((settings.getCallbackType() & |
| ScanSettings.CALLBACK_TYPE_ALL_MATCHES) != 0) { |
| app.appScanStats.addResult(); |
| app.callback.onScanResult(result); |
| } |
| } catch (RemoteException e) { |
| Log.e(TAG, "Exception: " + e); |
| mClientMap.remove(client.clientIf); |
| mScanManager.stopScan(client); |
| } |
| } |
| } |
| } else { |
| ServerMap.App app = mServerMap.getById(client.clientIf); |
| if (app != null) { |
| try { |
| app.callback.onScanResult(address, rssi, adv_data); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Exception: " + e); |
| mServerMap.remove(client.clientIf); |
| mScanManager.stopScan(client); |
| } |
| } |
| } |
| } |
| } |
| |
| /** Determines if the given scan client has the appropriate permissions to receive callbacks. */ |
| private boolean hasScanResultPermission(final ScanClient client) { |
| final boolean requiresLocationEnabled = |
| getResources().getBoolean(R.bool.strict_location_check); |
| final boolean locationEnabledSetting = Settings.Secure.getInt(getContentResolver(), |
| Settings.Secure.LOCATION_MODE, Settings.Secure.LOCATION_MODE_OFF) |
| != Settings.Secure.LOCATION_MODE_OFF; |
| final boolean locationEnabled = !requiresLocationEnabled || locationEnabledSetting |
| || client.legacyForegroundApp; |
| return (client.hasPeersMacAddressPermission |
| || (client.hasLocationPermission && locationEnabled)); |
| } |
| |
| // Check if a scan record matches a specific filters. |
| private boolean matchesFilters(ScanClient client, ScanResult scanResult) { |
| if (client.filters == null || client.filters.isEmpty()) { |
| return true; |
| } |
| for (ScanFilter filter : client.filters) { |
| if (filter.matches(scanResult)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void onClientRegistered(int status, int clientIf, long uuidLsb, long uuidMsb) |
| throws RemoteException { |
| UUID uuid = new UUID(uuidMsb, uuidLsb); |
| if (DBG) Log.d(TAG, "onClientRegistered() - UUID=" + uuid + ", clientIf=" + clientIf); |
| ClientMap.App app = mClientMap.getByUuid(uuid); |
| if (app != null) { |
| if (status == 0) { |
| app.id = clientIf; |
| app.linkToDeath(new ClientDeathRecipient(clientIf)); |
| } else { |
| mClientMap.remove(uuid); |
| } |
| app.callback.onClientRegistered(status, clientIf); |
| } |
| } |
| |
| void onConnected(int clientIf, int connId, int status, String address) |
| throws RemoteException { |
| if (DBG) Log.d(TAG, "onConnected() - clientIf=" + clientIf |
| + ", connId=" + connId + ", address=" + address); |
| |
| if (status == 0) mClientMap.addConnection(clientIf, connId, address); |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app != null) { |
| app.callback.onClientConnectionState(status, clientIf, |
| (status==BluetoothGatt.GATT_SUCCESS), address); |
| } |
| } |
| |
| void onDisconnected(int clientIf, int connId, int status, String address) |
| throws RemoteException { |
| if (DBG) Log.d(TAG, "onDisconnected() - clientIf=" + clientIf |
| + ", connId=" + connId + ", address=" + address); |
| |
| mClientMap.removeConnection(clientIf, connId); |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app != null) { |
| app.callback.onClientConnectionState(status, clientIf, false, address); |
| } |
| } |
| |
| void onSearchCompleted(int connId, int status) throws RemoteException { |
| if (DBG) Log.d(TAG, "onSearchCompleted() - connId=" + connId+ ", status=" + status); |
| // Gatt DB is ready! |
| gattClientGetGattDbNative(connId); |
| } |
| |
| GattDbElement GetSampleGattDbElement() { |
| return new GattDbElement(); |
| } |
| |
| void onGetGattDb(int connId, ArrayList<GattDbElement> db) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (DBG) Log.d(TAG, "onGetGattDb() - address=" + address); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app == null || app.callback == null) { |
| Log.e(TAG, "app or callback is null"); |
| return; |
| } |
| |
| List<BluetoothGattService> db_out = new ArrayList<BluetoothGattService>(); |
| |
| BluetoothGattService currSrvc = null; |
| BluetoothGattCharacteristic currChar = null; |
| |
| for (GattDbElement el: db) { |
| switch (el.type) |
| { |
| case GattDbElement.TYPE_PRIMARY_SERVICE: |
| case GattDbElement.TYPE_SECONDARY_SERVICE: |
| if (DBG) Log.d(TAG, "got service with UUID=" + el.uuid); |
| |
| currSrvc = new BluetoothGattService(el.uuid, el.id, el.type); |
| db_out.add(currSrvc); |
| break; |
| |
| case GattDbElement.TYPE_CHARACTERISTIC: |
| if (DBG) Log.d(TAG, "got characteristic with UUID=" + el.uuid); |
| |
| currChar = new BluetoothGattCharacteristic(el.uuid, el.id, el.properties, 0); |
| currSrvc.addCharacteristic(currChar); |
| break; |
| |
| case GattDbElement.TYPE_DESCRIPTOR: |
| if (DBG) Log.d(TAG, "got descriptor with UUID=" + el.uuid); |
| |
| currChar.addDescriptor(new BluetoothGattDescriptor(el.uuid, el.id, 0)); |
| break; |
| |
| case GattDbElement.TYPE_INCLUDED_SERVICE: |
| if (DBG) Log.d(TAG, "got included service with UUID=" + el.uuid); |
| |
| currSrvc.addIncludedService(new BluetoothGattService(el.uuid, el.id, el.type)); |
| break; |
| |
| default: |
| Log.e(TAG, "got unknown element with type=" + el.type + " and UUID=" + el.uuid); |
| } |
| } |
| |
| // Search is complete when there was error, or nothing more to process |
| gattClientDatabases.put(connId, db_out); |
| app.callback.onSearchComplete(address, db_out, 0 /* status */); |
| } |
| |
| void onRegisterForNotifications(int connId, int status, int registered, int handle) { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (DBG) Log.d(TAG, "onRegisterForNotifications() - address=" + address |
| + ", status=" + status + ", registered=" + registered |
| + ", handle=" + handle); |
| } |
| |
| void onNotify(int connId, String address, int handle, |
| boolean isNotify, byte[] data) throws RemoteException { |
| |
| if (VDBG) Log.d(TAG, "onNotify() - address=" + address |
| + ", handle=" + handle + ", length=" + data.length); |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "onNotify() - permission check failed!"); |
| return; |
| } |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onNotify(address, handle, data); |
| } |
| } |
| |
| void onReadCharacteristic(int connId, int status, int handle, byte[] data) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (VDBG) Log.d(TAG, "onReadCharacteristic() - address=" + address |
| + ", status=" + status + ", length=" + data.length); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onCharacteristicRead(address, status, handle, data); |
| } |
| } |
| |
| void onWriteCharacteristic(int connId, int status, int handle) |
| throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (VDBG) Log.d(TAG, "onWriteCharacteristic() - address=" + address |
| + ", status=" + status); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app == null) return; |
| |
| if (!app.isCongested) { |
| app.callback.onCharacteristicWrite(address, status, handle); |
| } else { |
| if (status == BluetoothGatt.GATT_CONNECTION_CONGESTED) { |
| status = BluetoothGatt.GATT_SUCCESS; |
| } |
| CallbackInfo callbackInfo = new CallbackInfo(address, status, handle); |
| app.queueCallback(callbackInfo); |
| } |
| } |
| |
| void onExecuteCompleted(int connId, int status) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| if (VDBG) Log.d(TAG, "onExecuteCompleted() - address=" + address |
| + ", status=" + status); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onExecuteWrite(address, status); |
| } |
| } |
| |
| void onReadDescriptor(int connId, int status, int handle, byte[] data) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (VDBG) Log.d(TAG, "onReadDescriptor() - address=" + address |
| + ", status=" + status + ", length=" + data.length); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onDescriptorRead(address, status, handle, data); |
| } |
| } |
| |
| void onWriteDescriptor(int connId, int status, int handle) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (VDBG) Log.d(TAG, "onWriteDescriptor() - address=" + address |
| + ", status=" + status); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onDescriptorWrite(address, status, handle); |
| } |
| } |
| |
| void onReadRemoteRssi(int clientIf, String address, |
| int rssi, int status) throws RemoteException{ |
| if (DBG) Log.d(TAG, "onReadRemoteRssi() - clientIf=" + clientIf + " address=" + |
| address + ", rssi=" + rssi + ", status=" + status); |
| |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app != null) { |
| app.callback.onReadRemoteRssi(address, rssi, status); |
| } |
| } |
| |
| void onScanFilterEnableDisabled(int action, int status, int clientIf) { |
| if (DBG) { |
| Log.d(TAG, "onScanFilterEnableDisabled() - clientIf=" + clientIf + ", status=" + status |
| + ", action=" + action); |
| } |
| mScanManager.callbackDone(clientIf, status); |
| } |
| |
| void onScanFilterParamsConfigured(int action, int status, int clientIf, int availableSpace) { |
| if (DBG) { |
| Log.d(TAG, "onScanFilterParamsConfigured() - clientIf=" + clientIf |
| + ", status=" + status + ", action=" + action |
| + ", availableSpace=" + availableSpace); |
| } |
| mScanManager.callbackDone(clientIf, status); |
| } |
| |
| void onScanFilterConfig(int action, int status, int clientIf, int filterType, |
| int availableSpace) { |
| if (DBG) { |
| Log.d(TAG, "onScanFilterConfig() - clientIf=" + clientIf + ", action = " + action |
| + " status = " + status + ", filterType=" + filterType |
| + ", availableSpace=" + availableSpace); |
| } |
| |
| mScanManager.callbackDone(clientIf, status); |
| } |
| |
| void onBatchScanStorageConfigured(int status, int clientIf) { |
| if (DBG) { |
| Log.d(TAG, "onBatchScanStorageConfigured() - clientIf="+ clientIf + ", status=" + status); |
| } |
| mScanManager.callbackDone(clientIf, status); |
| } |
| |
| // TODO: split into two different callbacks : onBatchScanStarted and onBatchScanStopped. |
| void onBatchScanStartStopped(int startStopAction, int status, int clientIf) { |
| if (DBG) { |
| Log.d(TAG, "onBatchScanStartStopped() - clientIf=" + clientIf |
| + ", status=" + status + ", startStopAction=" + startStopAction); |
| } |
| mScanManager.callbackDone(clientIf, status); |
| } |
| |
| void onBatchScanReports(int status, int clientIf, int reportType, int numRecords, |
| byte[] recordData) throws RemoteException { |
| if (DBG) { |
| Log.d(TAG, "onBatchScanReports() - clientIf=" + clientIf + ", status=" + status |
| + ", reportType=" + reportType + ", numRecords=" + numRecords); |
| } |
| mScanManager.callbackDone(clientIf, status); |
| Set<ScanResult> results = parseBatchScanResults(numRecords, reportType, recordData); |
| if (reportType == ScanManager.SCAN_RESULT_TYPE_TRUNCATED) { |
| // We only support single client for truncated mode. |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app == null) return; |
| app.callback.onBatchScanResults(new ArrayList<ScanResult>(results)); |
| } else { |
| for (ScanClient client : mScanManager.getFullBatchScanQueue()) { |
| // Deliver results for each client. |
| deliverBatchScan(client, results); |
| } |
| } |
| } |
| |
| // Check and deliver scan results for different scan clients. |
| private void deliverBatchScan(ScanClient client, Set<ScanResult> allResults) throws |
| RemoteException { |
| ClientMap.App app = mClientMap.getById(client.clientIf); |
| if (app == null) return; |
| if (client.filters == null || client.filters.isEmpty()) { |
| app.callback.onBatchScanResults(new ArrayList<ScanResult>(allResults)); |
| } |
| // Reconstruct the scan results. |
| List<ScanResult> results = new ArrayList<ScanResult>(); |
| for (ScanResult scanResult : allResults) { |
| if (matchesFilters(client, scanResult)) { |
| results.add(scanResult); |
| } |
| } |
| app.callback.onBatchScanResults(results); |
| } |
| |
| private Set<ScanResult> parseBatchScanResults(int numRecords, int reportType, |
| byte[] batchRecord) { |
| if (numRecords == 0) { |
| return Collections.emptySet(); |
| } |
| if (DBG) Log.d(TAG, "current time is " + SystemClock.elapsedRealtimeNanos()); |
| if (reportType == ScanManager.SCAN_RESULT_TYPE_TRUNCATED) { |
| return parseTruncatedResults(numRecords, batchRecord); |
| } else { |
| return parseFullResults(numRecords, batchRecord); |
| } |
| } |
| |
| private Set<ScanResult> parseTruncatedResults(int numRecords, byte[] batchRecord) { |
| if (DBG) Log.d(TAG, "batch record " + Arrays.toString(batchRecord)); |
| Set<ScanResult> results = new HashSet<ScanResult>(numRecords); |
| long now = SystemClock.elapsedRealtimeNanos(); |
| for (int i = 0; i < numRecords; ++i) { |
| byte[] record = extractBytes(batchRecord, i * TRUNCATED_RESULT_SIZE, |
| TRUNCATED_RESULT_SIZE); |
| byte[] address = extractBytes(record, 0, 6); |
| reverse(address); |
| BluetoothDevice device = mAdapter.getRemoteDevice(address); |
| int rssi = record[8]; |
| long timestampNanos = now - parseTimestampNanos(extractBytes(record, 9, 2)); |
| results.add(new ScanResult(device, ScanRecord.parseFromBytes(new byte[0]), |
| rssi, timestampNanos)); |
| } |
| return results; |
| } |
| |
| @VisibleForTesting |
| long parseTimestampNanos(byte[] data) { |
| long timestampUnit = NumberUtils.littleEndianByteArrayToInt(data); |
| // Timestamp is in every 50 ms. |
| return TimeUnit.MILLISECONDS.toNanos(timestampUnit * 50); |
| } |
| |
| private Set<ScanResult> parseFullResults(int numRecords, byte[] batchRecord) { |
| Log.d(TAG, "Batch record : " + Arrays.toString(batchRecord)); |
| Set<ScanResult> results = new HashSet<ScanResult>(numRecords); |
| int position = 0; |
| long now = SystemClock.elapsedRealtimeNanos(); |
| while (position < batchRecord.length) { |
| byte[] address = extractBytes(batchRecord, position, 6); |
| // TODO: remove temp hack. |
| reverse(address); |
| BluetoothDevice device = mAdapter.getRemoteDevice(address); |
| position += 6; |
| // Skip address type. |
| position++; |
| // Skip tx power level. |
| position++; |
| int rssi = batchRecord[position++]; |
| long timestampNanos = now - parseTimestampNanos(extractBytes(batchRecord, position, 2)); |
| position += 2; |
| |
| // Combine advertise packet and scan response packet. |
| int advertisePacketLen = batchRecord[position++]; |
| byte[] advertiseBytes = extractBytes(batchRecord, position, advertisePacketLen); |
| position += advertisePacketLen; |
| int scanResponsePacketLen = batchRecord[position++]; |
| byte[] scanResponseBytes = extractBytes(batchRecord, position, scanResponsePacketLen); |
| position += scanResponsePacketLen; |
| byte[] scanRecord = new byte[advertisePacketLen + scanResponsePacketLen]; |
| System.arraycopy(advertiseBytes, 0, scanRecord, 0, advertisePacketLen); |
| System.arraycopy(scanResponseBytes, 0, scanRecord, |
| advertisePacketLen, scanResponsePacketLen); |
| Log.d(TAG, "ScanRecord : " + Arrays.toString(scanRecord)); |
| results.add(new ScanResult(device, ScanRecord.parseFromBytes(scanRecord), |
| rssi, timestampNanos)); |
| } |
| return results; |
| } |
| |
| // Reverse byte array. |
| private void reverse(byte[] address) { |
| int len = address.length; |
| for (int i = 0; i < len / 2; ++i) { |
| byte b = address[i]; |
| address[i] = address[len - 1 - i]; |
| address[len - 1 - i] = b; |
| } |
| } |
| |
| // Helper method to extract bytes from byte array. |
| private static byte[] extractBytes(byte[] scanRecord, int start, int length) { |
| byte[] bytes = new byte[length]; |
| System.arraycopy(scanRecord, start, bytes, 0, length); |
| return bytes; |
| } |
| |
| void onBatchScanThresholdCrossed(int clientIf) { |
| if (DBG) { |
| Log.d(TAG, "onBatchScanThresholdCrossed() - clientIf=" + clientIf); |
| } |
| boolean isServer = false; |
| flushPendingBatchResults(clientIf, isServer); |
| } |
| |
| AdvtFilterOnFoundOnLostInfo CreateonTrackAdvFoundLostObject(int client_if, int adv_pkt_len, |
| byte[] adv_pkt, int scan_rsp_len, byte[] scan_rsp, int filt_index, int adv_state, |
| int adv_info_present, String address, int addr_type, int tx_power, int rssi_value, |
| int time_stamp) { |
| |
| return new AdvtFilterOnFoundOnLostInfo(client_if, adv_pkt_len, adv_pkt, |
| scan_rsp_len, scan_rsp, filt_index, adv_state, |
| adv_info_present, address, addr_type, tx_power, |
| rssi_value, time_stamp); |
| } |
| |
| void onTrackAdvFoundLost(AdvtFilterOnFoundOnLostInfo trackingInfo) throws RemoteException { |
| if (DBG) Log.d(TAG, "onTrackAdvFoundLost() - clientIf= " + trackingInfo.getClientIf() |
| + " address = " + trackingInfo.getAddress() |
| + " adv_state = " + trackingInfo.getAdvState()); |
| |
| ClientMap.App app = mClientMap.getById(trackingInfo.getClientIf()); |
| if (app == null || app.callback == null) { |
| Log.e(TAG, "app or callback is null"); |
| return; |
| } |
| |
| BluetoothDevice device = BluetoothAdapter.getDefaultAdapter() |
| .getRemoteDevice(trackingInfo.getAddress()); |
| int advertiserState = trackingInfo.getAdvState(); |
| ScanResult result = new ScanResult(device, |
| ScanRecord.parseFromBytes(trackingInfo.getResult()), |
| trackingInfo.getRSSIValue(), SystemClock.elapsedRealtimeNanos()); |
| |
| for (ScanClient client : mScanManager.getRegularScanQueue()) { |
| if (client.clientIf == trackingInfo.getClientIf()) { |
| ScanSettings settings = client.settings; |
| if ((advertiserState == ADVT_STATE_ONFOUND) |
| && ((settings.getCallbackType() |
| & ScanSettings.CALLBACK_TYPE_FIRST_MATCH) != 0)) { |
| app.callback.onFoundOrLost(true, result); |
| } else if ((advertiserState == ADVT_STATE_ONLOST) |
| && ((settings.getCallbackType() |
| & ScanSettings.CALLBACK_TYPE_MATCH_LOST) != 0)) { |
| app.callback.onFoundOrLost(false, result); |
| } else { |
| Log.d(TAG, "Not reporting onlost/onfound : " + advertiserState |
| + " clientIf = " + client.clientIf |
| + " callbackType " + settings.getCallbackType()); |
| } |
| } |
| } |
| } |
| |
| void onScanParamSetupCompleted(int status, int clientIf) throws RemoteException { |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app == null || app.callback == null) { |
| Log.e(TAG, "Advertise app or callback is null"); |
| return; |
| } |
| Log.d(TAG, "onScanParamSetupCompleted : " + status); |
| } |
| |
| // callback from AdvertiseManager for advertise status dispatch. |
| void onMultipleAdvertiseCallback(int clientIf, int status, boolean isStart, |
| AdvertiseSettings settings) throws RemoteException { |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app == null || app.callback == null) { |
| Log.e(TAG, "Advertise app or callback is null"); |
| return; |
| } |
| app.callback.onMultiAdvertiseCallback(status, isStart, settings); |
| } |
| |
| // callback from ScanManager for dispatch of errors apps. |
| void onScanManagerErrorCallback(int clientIf, int errorCode) throws RemoteException { |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app == null || app.callback == null) { |
| Log.e(TAG, "App or callback is null"); |
| return; |
| } |
| app.callback.onScanManagerErrorCallback(errorCode); |
| } |
| |
| void onConfigureMTU(int connId, int status, int mtu) throws RemoteException { |
| String address = mClientMap.addressByConnId(connId); |
| |
| if (DBG) Log.d(TAG, "onConfigureMTU() address=" + address + ", status=" |
| + status + ", mtu=" + mtu); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| if (app != null) { |
| app.callback.onConfigureMTU(address, mtu, status); |
| } |
| } |
| |
| // Callback for standard advertising instance. |
| void onAdvertiseCallback(int status, int clientIf) { |
| if (DBG) Log.d(TAG, "onAdvertiseCallback,- clientIf=" + clientIf + ", status=" + status); |
| mAdvertiseManager.callbackDone(clientIf, status); |
| } |
| |
| // Followings are callbacks for Bluetooth LE Advertise operations. |
| // Start advertising flow is |
| // enable advertising instance -> onAdvertiseInstaceEnabled |
| // -> set advertise data -> onAdvertiseDataSet |
| // -> set scan response -> onAdvertiseDataSet |
| |
| // Callback when advertise instance is enabled. |
| void onAdvertiseInstanceEnabled(int status, int clientIf) { |
| if (DBG) Log.d(TAG, "onAdvertiseInstanceEnabled() - " |
| + "clientIf=" + clientIf + ", status=" + status); |
| mAdvertiseManager.callbackDone(clientIf, status); |
| } |
| |
| // Not really used. |
| void onAdvertiseDataUpdated(int status, int client_if) { |
| if (DBG) Log.d(TAG, "onAdvertiseDataUpdated() - client_if=" + client_if |
| + ", status=" + status); |
| } |
| |
| // Callback when advertise data or scan response is set. |
| void onAdvertiseDataSet(int status, int clientIf) { |
| if (DBG) Log.d(TAG, "onAdvertiseDataSet() - clientIf=" + clientIf |
| + ", status=" + status); |
| mAdvertiseManager.callbackDone(clientIf, status); |
| } |
| |
| // Callback when advertise instance is disabled |
| void onAdvertiseInstanceDisabled(int status, int clientIf) throws RemoteException { |
| if (DBG) Log.d(TAG, "onAdvertiseInstanceDisabled() - clientIf=" + clientIf |
| + ", status=" + status); |
| ClientMap.App app = mClientMap.getById(clientIf); |
| if (app != null) { |
| Log.d(TAG, "Client app is not null!"); |
| boolean isStart = false; |
| if (status == 0) { |
| app.callback.onMultiAdvertiseCallback(AdvertiseCallback.ADVERTISE_SUCCESS, |
| isStart, null); |
| } else { |
| app.callback.onMultiAdvertiseCallback( |
| AdvertiseCallback.ADVERTISE_FAILED_INTERNAL_ERROR, isStart, null); |
| } |
| } |
| } |
| |
| void onClientCongestion(int connId, boolean congested) throws RemoteException { |
| if (VDBG) Log.d(TAG, "onClientCongestion() - connId=" + connId + ", congested=" + congested); |
| |
| ClientMap.App app = mClientMap.getByConnId(connId); |
| |
| if (app != null) { |
| app.isCongested = congested; |
| while(!app.isCongested) { |
| CallbackInfo callbackInfo = app.popQueuedCallback(); |
| if (callbackInfo == null) return; |
| app.callback.onCharacteristicWrite(callbackInfo.address, |
| callbackInfo.status, callbackInfo.handle); |
| } |
| } |
| } |
| |
| /************************************************************************** |
| * GATT Service functions - Shared CLIENT/SERVER |
| *************************************************************************/ |
| |
| List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| final int DEVICE_TYPE_BREDR = 0x1; |
| |
| Map<BluetoothDevice, Integer> deviceStates = new HashMap<BluetoothDevice, |
| Integer>(); |
| |
| // Add paired LE devices |
| |
| Set<BluetoothDevice> bondedDevices = mAdapter.getBondedDevices(); |
| for (BluetoothDevice device : bondedDevices) { |
| if (getDeviceType(device) != DEVICE_TYPE_BREDR) { |
| deviceStates.put(device, BluetoothProfile.STATE_DISCONNECTED); |
| } |
| } |
| |
| // Add connected deviceStates |
| |
| Set<String> connectedDevices = new HashSet<String>(); |
| connectedDevices.addAll(mClientMap.getConnectedDevices()); |
| connectedDevices.addAll(mServerMap.getConnectedDevices()); |
| |
| for (String address : connectedDevices ) { |
| BluetoothDevice device = mAdapter.getRemoteDevice(address); |
| if (device != null) { |
| deviceStates.put(device, BluetoothProfile.STATE_CONNECTED); |
| } |
| } |
| |
| // Create matching device sub-set |
| |
| List<BluetoothDevice> deviceList = new ArrayList<BluetoothDevice>(); |
| |
| for (Map.Entry<BluetoothDevice, Integer> entry : deviceStates.entrySet()) { |
| for(int state : states) { |
| if (entry.getValue() == state) { |
| deviceList.add(entry.getKey()); |
| } |
| } |
| } |
| |
| return deviceList; |
| } |
| |
| void startScan(int appIf, boolean isServer, ScanSettings settings, |
| List<ScanFilter> filters, List<List<ResultStorageDescriptor>> storages, |
| String callingPackage) { |
| if (DBG) Log.d(TAG, "start scan with filters"); |
| enforceAdminPermission(); |
| if (needsPrivilegedPermissionForScan(settings)) { |
| enforcePrivilegedPermission(); |
| } |
| final ScanClient scanClient = new ScanClient(appIf, isServer, settings, filters, storages); |
| scanClient.hasLocationPermission = Utils.checkCallerHasLocationPermission(this, mAppOps, |
| callingPackage); |
| scanClient.hasPeersMacAddressPermission = Utils.checkCallerHasPeersMacAddressPermission( |
| this); |
| scanClient.legacyForegroundApp = Utils.isLegacyForegroundApp(this, callingPackage); |
| |
| AppScanStats app = null; |
| if (isServer) { |
| app = mServerMap.getAppScanStatsById(appIf); |
| } else { |
| app = mClientMap.getAppScanStatsById(appIf); |
| } |
| |
| if (app != null) { |
| if (app.isScanningTooFrequently() && |
| checkCallingOrSelfPermission(BLUETOOTH_PRIVILEGED) != PERMISSION_GRANTED) { |
| Log.e(TAG, "App '" + app.appName + "' is scanning too frequently"); |
| return; |
| } |
| scanClient.stats = app; |
| app.recordScanStart(settings); |
| } |
| |
| mScanManager.startScan(scanClient); |
| } |
| |
| void flushPendingBatchResults(int clientIf, boolean isServer) { |
| if (DBG) Log.d(TAG, "flushPendingBatchResults - clientIf=" + clientIf + |
| ", isServer=" + isServer); |
| mScanManager.flushBatchScanResults(new ScanClient(clientIf, isServer)); |
| } |
| |
| void stopScan(ScanClient client) { |
| enforceAdminPermission(); |
| int scanQueueSize = mScanManager.getBatchScanQueue().size() + |
| mScanManager.getRegularScanQueue().size(); |
| if (DBG) Log.d(TAG, "stopScan() - queue size =" + scanQueueSize); |
| |
| AppScanStats app = null; |
| if (client.isServer) { |
| app = mServerMap.getAppScanStatsById(client.clientIf); |
| } else { |
| app = mClientMap.getAppScanStatsById(client.clientIf); |
| } |
| if (app != null) app.recordScanStop(); |
| |
| mScanManager.stopScan(client); |
| } |
| |
| void disconnectAll() { |
| if (DBG) Log.d(TAG, "disconnectAll()"); |
| Map<Integer, String> connMap = mClientMap.getConnectedMap(); |
| for(Map.Entry<Integer, String> entry:connMap.entrySet()){ |
| if (DBG) Log.d(TAG, "disconnecting addr:" + entry.getValue()); |
| clientDisconnect(entry.getKey(), entry.getValue()); |
| //clientDisconnect(int clientIf, String address) |
| } |
| } |
| |
| void unregAll() { |
| for(ClientMap.App app:mClientMap.mApps){ |
| if (DBG) Log.d(TAG, "unreg:" + app.id); |
| unregisterClient(app.id); |
| } |
| } |
| |
| /************************************************************************** |
| * GATT Service functions - CLIENT |
| *************************************************************************/ |
| |
| void registerClient(UUID uuid, IBluetoothGattCallback callback) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "registerClient() - UUID=" + uuid); |
| mClientMap.add(uuid, callback, this); |
| gattClientRegisterAppNative(uuid.getLeastSignificantBits(), |
| uuid.getMostSignificantBits()); |
| } |
| |
| void unregisterClient(int clientIf) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "unregisterClient() - clientIf=" + clientIf); |
| mClientMap.remove(clientIf); |
| gattClientUnregisterAppNative(clientIf); |
| } |
| |
| void clientConnect(int clientIf, String address, boolean isDirect, int transport) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "clientConnect() - address=" + address + ", isDirect=" + isDirect); |
| gattClientConnectNative(clientIf, address, isDirect, transport); |
| } |
| |
| void clientDisconnect(int clientIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (DBG) Log.d(TAG, "clientDisconnect() - address=" + address + ", connId=" + connId); |
| |
| gattClientDisconnectNative(clientIf, address, connId != null ? connId : 0); |
| } |
| |
| void startMultiAdvertising(int clientIf, AdvertiseData advertiseData, |
| AdvertiseData scanResponse, AdvertiseSettings settings) { |
| enforceAdminPermission(); |
| mAdvertiseManager.startAdvertising(new AdvertiseClient(clientIf, settings, advertiseData, |
| scanResponse)); |
| } |
| |
| void stopMultiAdvertising(AdvertiseClient client) { |
| enforceAdminPermission(); |
| mAdvertiseManager.stopAdvertising(client); |
| } |
| |
| int numHwTrackFiltersAvailable() { |
| return (AdapterService.getAdapterService().getTotalNumOfTrackableAdvertisements() |
| - mScanManager.getCurrentUsedTrackingAdvertisement()); |
| } |
| |
| synchronized List<ParcelUuid> getRegisteredServiceUuids() { |
| Utils.enforceAdminPermission(this); |
| List<ParcelUuid> serviceUuids = new ArrayList<ParcelUuid>(); |
| for (HandleMap.Entry entry : mHandleMap.mEntries) { |
| serviceUuids.add(new ParcelUuid(entry.uuid)); |
| } |
| return serviceUuids; |
| } |
| |
| List<String> getConnectedDevices() { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| Set<String> connectedDevAddress = new HashSet<String>(); |
| connectedDevAddress.addAll(mClientMap.getConnectedDevices()); |
| connectedDevAddress.addAll(mServerMap.getConnectedDevices()); |
| List<String> connectedDeviceList = new ArrayList<String>(connectedDevAddress); |
| return connectedDeviceList; |
| } |
| |
| void refreshDevice(int clientIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "refreshDevice() - address=" + address); |
| gattClientRefreshNative(clientIf, address); |
| } |
| |
| void discoverServices(int clientIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (DBG) Log.d(TAG, "discoverServices() - address=" + address + ", connId=" + connId); |
| |
| if (connId != null) |
| gattClientSearchServiceNative(connId, true, 0, 0); |
| else |
| Log.e(TAG, "discoverServices() - No connection for " + address + "..."); |
| } |
| |
| void readCharacteristic(int clientIf, String address, int handle, int authReq) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (VDBG) Log.d(TAG, "readCharacteristic() - address=" + address); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId == null) { |
| Log.e(TAG, "readCharacteristic() - No connection for " + address + "..."); |
| return; |
| } |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "readCharacteristic() - permission check failed!"); |
| return; |
| } |
| |
| gattClientReadCharacteristicNative(connId, handle, authReq); |
| } |
| |
| void writeCharacteristic(int clientIf, String address, int handle, int writeType, |
| int authReq, byte[] value) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (VDBG) Log.d(TAG, "writeCharacteristic() - address=" + address); |
| |
| if (mReliableQueue.contains(address)) writeType = 3; // Prepared write |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId == null) { |
| Log.e(TAG, "writeCharacteristic() - No connection for " + address + "..."); |
| return; |
| } |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "writeCharacteristic() - permission check failed!"); |
| return; |
| } |
| |
| gattClientWriteCharacteristicNative(connId, handle, writeType, authReq, value); |
| } |
| |
| void readDescriptor(int clientIf, String address, int handle, int authReq) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (VDBG) Log.d(TAG, "readDescriptor() - address=" + address); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId == null) { |
| Log.e(TAG, "readDescriptor() - No connection for " + address + "..."); |
| return; |
| } |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "readDescriptor() - permission check failed!"); |
| return; |
| } |
| |
| gattClientReadDescriptorNative(connId, handle, authReq); |
| }; |
| |
| void writeDescriptor(int clientIf, String address, int handle, |
| int writeType, int authReq, byte[] value) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (VDBG) Log.d(TAG, "writeDescriptor() - address=" + address); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId == null) { |
| Log.e(TAG, "writeDescriptor() - No connection for " + address + "..."); |
| return; |
| } |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "writeDescriptor() - permission check failed!"); |
| return; |
| } |
| |
| gattClientWriteDescriptorNative(connId, handle, writeType, authReq, value); |
| } |
| |
| void beginReliableWrite(int clientIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "beginReliableWrite() - address=" + address); |
| mReliableQueue.add(address); |
| } |
| |
| void endReliableWrite(int clientIf, String address, boolean execute) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "endReliableWrite() - address=" + address |
| + " execute: " + execute); |
| mReliableQueue.remove(address); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId != null) gattClientExecuteWriteNative(connId, execute); |
| } |
| |
| void registerForNotification(int clientIf, String address, int handle, boolean enable) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "registerForNotification() - address=" + address + " enable: " + enable); |
| |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId == null) { |
| Log.e(TAG, "registerForNotification() - No connection for " + address + "..."); |
| return; |
| } |
| |
| if (!permissionCheck(connId, handle)) { |
| Log.w(TAG, "registerForNotification() - permission check failed!"); |
| return; |
| } |
| |
| gattClientRegisterForNotificationsNative(clientIf, address, handle, enable); |
| } |
| |
| void readRemoteRssi(int clientIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "readRemoteRssi() - address=" + address); |
| gattClientReadRemoteRssiNative(clientIf, address); |
| } |
| |
| void configureMTU(int clientIf, String address, int mtu) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "configureMTU() - address=" + address + " mtu=" + mtu); |
| Integer connId = mClientMap.connIdByAddress(clientIf, address); |
| if (connId != null) { |
| gattClientConfigureMTUNative(connId, mtu); |
| } else { |
| Log.e(TAG, "configureMTU() - No connection for " + address + "..."); |
| } |
| } |
| |
| void connectionParameterUpdate(int clientIf, String address, int connectionPriority) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| int minInterval; |
| int maxInterval; |
| |
| // Slave latency |
| int latency; |
| |
| // Link supervision timeout is measured in N * 10ms |
| int timeout = 2000; // 20s |
| |
| switch (connectionPriority) |
| { |
| case BluetoothGatt.CONNECTION_PRIORITY_HIGH: |
| minInterval = getResources().getInteger(R.integer.gatt_high_priority_min_interval); |
| maxInterval = getResources().getInteger(R.integer.gatt_high_priority_max_interval); |
| latency = getResources().getInteger(R.integer.gatt_high_priority_latency); |
| break; |
| |
| case BluetoothGatt.CONNECTION_PRIORITY_LOW_POWER: |
| minInterval = getResources().getInteger(R.integer.gatt_low_power_min_interval); |
| maxInterval = getResources().getInteger(R.integer.gatt_low_power_max_interval); |
| latency = getResources().getInteger(R.integer.gatt_low_power_latency); |
| break; |
| |
| default: |
| // Using the values for CONNECTION_PRIORITY_BALANCED. |
| minInterval = |
| getResources().getInteger(R.integer.gatt_balanced_priority_min_interval); |
| maxInterval = |
| getResources().getInteger(R.integer.gatt_balanced_priority_max_interval); |
| latency = getResources().getInteger(R.integer.gatt_balanced_priority_latency); |
| break; |
| } |
| |
| if (DBG) Log.d(TAG, "connectionParameterUpdate() - address=" + address |
| + "params=" + connectionPriority + " interval=" + minInterval + "/" + maxInterval); |
| gattConnectionParameterUpdateNative(clientIf, address, minInterval, maxInterval, |
| latency, timeout); |
| } |
| |
| /************************************************************************** |
| * Callback functions - SERVER |
| *************************************************************************/ |
| |
| void onServerRegistered(int status, int serverIf, long uuidLsb, long uuidMsb) |
| throws RemoteException { |
| |
| UUID uuid = new UUID(uuidMsb, uuidLsb); |
| if (DBG) Log.d(TAG, "onServerRegistered() - UUID=" + uuid + ", serverIf=" + serverIf); |
| ServerMap.App app = mServerMap.getByUuid(uuid); |
| if (app != null) { |
| app.id = serverIf; |
| app.linkToDeath(new ServerDeathRecipient(serverIf)); |
| app.callback.onServerRegistered(status, serverIf); |
| } |
| } |
| |
| void onServiceAdded(int status, int serverIf, int srvcType, int srvcInstId, |
| long srvcUuidLsb, long srvcUuidMsb, int srvcHandle) |
| throws RemoteException { |
| UUID uuid = new UUID(srvcUuidMsb, srvcUuidLsb); |
| if (DBG) Log.d(TAG, "onServiceAdded() UUID=" + uuid + ", status=" + status |
| + ", handle=" + srvcHandle); |
| if (status == 0) { |
| mHandleMap.addService(serverIf, srvcHandle, uuid, srvcType, srvcInstId, |
| mAdvertisingServiceUuids.remove(uuid)); |
| } |
| |
| continueServiceDeclaration(serverIf, status, srvcHandle); |
| } |
| |
| void onIncludedServiceAdded(int status, int serverIf, int srvcHandle, |
| int includedSrvcHandle) throws RemoteException { |
| if (DBG) Log.d(TAG, "onIncludedServiceAdded() status=" + status |
| + ", service=" + srvcHandle + ", included=" + includedSrvcHandle); |
| continueServiceDeclaration(serverIf, status, srvcHandle); |
| } |
| |
| void onCharacteristicAdded(int status, int serverIf, |
| long charUuidLsb, long charUuidMsb, |
| int srvcHandle, int charHandle) |
| throws RemoteException { |
| UUID uuid = new UUID(charUuidMsb, charUuidLsb); |
| if (DBG) Log.d(TAG, "onCharacteristicAdded() UUID=" + uuid + ", status=" + status |
| + ", srvcHandle=" + srvcHandle + ", charHandle=" + charHandle); |
| if (status == 0) |
| mHandleMap.addCharacteristic(serverIf, charHandle, uuid, srvcHandle); |
| continueServiceDeclaration(serverIf, status, srvcHandle); |
| } |
| |
| void onDescriptorAdded(int status, int serverIf, |
| long descrUuidLsb, long descrUuidMsb, |
| int srvcHandle, int descrHandle) |
| throws RemoteException { |
| UUID uuid = new UUID(descrUuidMsb, descrUuidLsb); |
| if (DBG) Log.d(TAG, "onDescriptorAdded() UUID=" + uuid + ", status=" + status |
| + ", srvcHandle=" + srvcHandle + ", descrHandle=" + descrHandle); |
| if (status == 0) |
| mHandleMap.addDescriptor(serverIf, descrHandle, uuid, srvcHandle); |
| continueServiceDeclaration(serverIf, status, srvcHandle); |
| } |
| |
| void onServiceStarted(int status, int serverIf, int srvcHandle) |
| throws RemoteException { |
| if (DBG) Log.d(TAG, "onServiceStarted() srvcHandle=" + srvcHandle |
| + ", status=" + status); |
| if (status == 0) |
| mHandleMap.setStarted(serverIf, srvcHandle, true); |
| } |
| |
| void onServiceStopped(int status, int serverIf, int srvcHandle) |
| throws RemoteException { |
| if (DBG) Log.d(TAG, "onServiceStopped() srvcHandle=" + srvcHandle |
| + ", status=" + status); |
| if (status == 0) |
| mHandleMap.setStarted(serverIf, srvcHandle, false); |
| stopNextService(serverIf, status); |
| } |
| |
| void onServiceDeleted(int status, int serverIf, int srvcHandle) { |
| if (DBG) Log.d(TAG, "onServiceDeleted() srvcHandle=" + srvcHandle |
| + ", status=" + status); |
| mHandleMap.deleteService(serverIf, srvcHandle); |
| } |
| |
| void onClientConnected(String address, boolean connected, int connId, int serverIf) |
| throws RemoteException { |
| |
| if (DBG) Log.d(TAG, "onConnected() connId=" + connId |
| + ", address=" + address + ", connected=" + connected); |
| |
| ServerMap.App app = mServerMap.getById(serverIf); |
| if (app == null) return; |
| |
| if (connected) { |
| mServerMap.addConnection(serverIf, connId, address); |
| } else { |
| mServerMap.removeConnection(serverIf, connId); |
| } |
| |
| app.callback.onServerConnectionState((byte)0, serverIf, connected, address); |
| } |
| |
| void onAttributeRead(String address, int connId, int transId, |
| int attrHandle, int offset, boolean isLong) |
| throws RemoteException { |
| if (VDBG) Log.d(TAG, "onAttributeRead() connId=" + connId |
| + ", address=" + address + ", handle=" + attrHandle |
| + ", requestId=" + transId + ", offset=" + offset); |
| |
| HandleMap.Entry entry = mHandleMap.getByHandle(attrHandle); |
| if (entry == null) return; |
| |
| mHandleMap.addRequest(transId, attrHandle); |
| |
| ServerMap.App app = mServerMap.getById(entry.serverIf); |
| if (app == null) return; |
| |
| switch(entry.type) { |
| case HandleMap.TYPE_CHARACTERISTIC: |
| { |
| HandleMap.Entry serviceEntry = mHandleMap.getByHandle(entry.serviceHandle); |
| app.callback.onCharacteristicReadRequest(address, transId, offset, isLong, |
| serviceEntry.serviceType, serviceEntry.instance, |
| new ParcelUuid(serviceEntry.uuid), entry.instance, |
| new ParcelUuid(entry.uuid)); |
| break; |
| } |
| |
| case HandleMap.TYPE_DESCRIPTOR: |
| { |
| HandleMap.Entry serviceEntry = mHandleMap.getByHandle(entry.serviceHandle); |
| HandleMap.Entry charEntry = mHandleMap.getByHandle(entry.charHandle); |
| app.callback.onDescriptorReadRequest(address, transId, offset, isLong, |
| serviceEntry.serviceType, serviceEntry.instance, |
| new ParcelUuid(serviceEntry.uuid), charEntry.instance, |
| new ParcelUuid(charEntry.uuid), |
| new ParcelUuid(entry.uuid)); |
| break; |
| } |
| |
| default: |
| Log.e(TAG, "onAttributeRead() - Requested unknown attribute type."); |
| break; |
| } |
| } |
| |
| void onAttributeWrite(String address, int connId, int transId, |
| int attrHandle, int offset, int length, |
| boolean needRsp, boolean isPrep, |
| byte[] data) |
| throws RemoteException { |
| if (VDBG) Log.d(TAG, "onAttributeWrite() connId=" + connId |
| + ", address=" + address + ", handle=" + attrHandle |
| + ", requestId=" + transId + ", isPrep=" + isPrep |
| + ", offset=" + offset); |
| |
| HandleMap.Entry entry = mHandleMap.getByHandle(attrHandle); |
| if (entry == null) return; |
| |
| mHandleMap.addRequest(transId, attrHandle); |
| |
| ServerMap.App app = mServerMap.getById(entry.serverIf); |
| if (app == null) return; |
| |
| switch(entry.type) { |
| case HandleMap.TYPE_CHARACTERISTIC: |
| { |
| HandleMap.Entry serviceEntry = mHandleMap.getByHandle(entry.serviceHandle); |
| app.callback.onCharacteristicWriteRequest(address, transId, |
| offset, length, isPrep, needRsp, |
| serviceEntry.serviceType, serviceEntry.instance, |
| new ParcelUuid(serviceEntry.uuid), entry.instance, |
| new ParcelUuid(entry.uuid), data); |
| break; |
| } |
| |
| case HandleMap.TYPE_DESCRIPTOR: |
| { |
| HandleMap.Entry serviceEntry = mHandleMap.getByHandle(entry.serviceHandle); |
| HandleMap.Entry charEntry = mHandleMap.getByHandle(entry.charHandle); |
| app.callback.onDescriptorWriteRequest(address, transId, |
| offset, length, isPrep, needRsp, |
| serviceEntry.serviceType, serviceEntry.instance, |
| new ParcelUuid(serviceEntry.uuid), charEntry.instance, |
| new ParcelUuid(charEntry.uuid), |
| new ParcelUuid(entry.uuid), data); |
| break; |
| } |
| |
| default: |
| Log.e(TAG, "onAttributeWrite() - Requested unknown attribute type."); |
| break; |
| } |
| } |
| |
| void onExecuteWrite(String address, int connId, int transId, int execWrite) |
| throws RemoteException { |
| if (DBG) Log.d(TAG, "onExecuteWrite() connId=" + connId |
| + ", address=" + address + ", transId=" + transId); |
| |
| ServerMap.App app = mServerMap.getByConnId(connId); |
| if (app == null) return; |
| |
| app.callback.onExecuteWrite(address, transId, execWrite == 1); |
| } |
| |
| void onResponseSendCompleted(int status, int attrHandle) { |
| if (DBG) Log.d(TAG, "onResponseSendCompleted() handle=" + attrHandle); |
| } |
| |
| void onNotificationSent(int connId, int status) throws RemoteException { |
| if (VDBG) Log.d(TAG, "onNotificationSent() connId=" + connId + ", status=" + status); |
| |
| String address = mServerMap.addressByConnId(connId); |
| if (address == null) return; |
| |
| ServerMap.App app = mServerMap.getByConnId(connId); |
| if (app == null) return; |
| |
| if (!app.isCongested) { |
| app.callback.onNotificationSent(address, status); |
| } else { |
| if (status == BluetoothGatt.GATT_CONNECTION_CONGESTED) { |
| status = BluetoothGatt.GATT_SUCCESS; |
| } |
| app.queueCallback(new CallbackInfo(address, status)); |
| } |
| } |
| |
| void onServerCongestion(int connId, boolean congested) throws RemoteException { |
| if (DBG) Log.d(TAG, "onServerCongestion() - connId=" + connId + ", congested=" + congested); |
| |
| ServerMap.App app = mServerMap.getByConnId(connId); |
| if (app == null) return; |
| |
| app.isCongested = congested; |
| while(!app.isCongested) { |
| CallbackInfo callbackInfo = app.popQueuedCallback(); |
| if (callbackInfo == null) return; |
| app.callback.onNotificationSent(callbackInfo.address, callbackInfo.status); |
| } |
| } |
| |
| void onMtuChanged(int connId, int mtu) throws RemoteException { |
| if (DBG) Log.d(TAG, "onMtuChanged() - connId=" + connId + ", mtu=" + mtu); |
| |
| String address = mServerMap.addressByConnId(connId); |
| if (address == null) return; |
| |
| ServerMap.App app = mServerMap.getByConnId(connId); |
| if (app == null) return; |
| |
| app.callback.onMtuChanged(address, mtu); |
| } |
| |
| /************************************************************************** |
| * GATT Service functions - SERVER |
| *************************************************************************/ |
| |
| void registerServer(UUID uuid, IBluetoothGattServerCallback callback) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "registerServer() - UUID=" + uuid); |
| mServerMap.add(uuid, callback, this); |
| gattServerRegisterAppNative(uuid.getLeastSignificantBits(), |
| uuid.getMostSignificantBits()); |
| } |
| |
| void unregisterServer(int serverIf) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "unregisterServer() - serverIf=" + serverIf); |
| |
| deleteServices(serverIf); |
| |
| mServerMap.remove(serverIf); |
| gattServerUnregisterAppNative(serverIf); |
| } |
| |
| void serverConnect(int serverIf, String address, boolean isDirect, int transport) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "serverConnect() - address=" + address); |
| gattServerConnectNative(serverIf, address, isDirect,transport); |
| } |
| |
| void serverDisconnect(int serverIf, String address) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| Integer connId = mServerMap.connIdByAddress(serverIf, address); |
| if (DBG) Log.d(TAG, "serverDisconnect() - address=" + address + ", connId=" + connId); |
| |
| gattServerDisconnectNative(serverIf, address, connId != null ? connId : 0); |
| } |
| |
| void beginServiceDeclaration(int serverIf, int srvcType, int srvcInstanceId, |
| int minHandles, UUID srvcUuid, boolean advertisePreferred) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "beginServiceDeclaration() - uuid=" + srvcUuid); |
| ServiceDeclaration serviceDeclaration = addDeclaration(); |
| serviceDeclaration.addService(srvcUuid, srvcType, srvcInstanceId, minHandles, |
| advertisePreferred); |
| } |
| |
| void addIncludedService(int serverIf, int srvcType, int srvcInstanceId, |
| UUID srvcUuid) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "addIncludedService() - uuid=" + srvcUuid); |
| getActiveDeclaration().addIncludedService(srvcUuid, srvcType, srvcInstanceId); |
| } |
| |
| void addCharacteristic(int serverIf, UUID charUuid, int properties, |
| int permissions) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "addCharacteristic() - uuid=" + charUuid); |
| getActiveDeclaration().addCharacteristic(charUuid, properties, permissions); |
| } |
| |
| void addDescriptor(int serverIf, UUID descUuid, int permissions) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "addDescriptor() - uuid=" + descUuid); |
| getActiveDeclaration().addDescriptor(descUuid, permissions); |
| } |
| |
| void endServiceDeclaration(int serverIf) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "endServiceDeclaration()"); |
| |
| if (getActiveDeclaration() == getPendingDeclaration()) { |
| try { |
| continueServiceDeclaration(serverIf, (byte)0, 0); |
| } catch (RemoteException e) { |
| Log.e(TAG,""+e); |
| } |
| } |
| } |
| |
| void removeService(int serverIf, int srvcType, |
| int srvcInstanceId, UUID srvcUuid) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "removeService() - uuid=" + srvcUuid); |
| |
| int srvcHandle = mHandleMap.getServiceHandle(srvcUuid, srvcType, srvcInstanceId); |
| if (srvcHandle == 0) return; |
| gattServerDeleteServiceNative(serverIf, srvcHandle); |
| } |
| |
| void clearServices(int serverIf) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (DBG) Log.d(TAG, "clearServices()"); |
| deleteServices(serverIf); |
| } |
| |
| void sendResponse(int serverIf, String address, int requestId, |
| int status, int offset, byte[] value) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (VDBG) Log.d(TAG, "sendResponse() - address=" + address); |
| |
| int handle = 0; |
| HandleMap.Entry entry = mHandleMap.getByRequestId(requestId); |
| if (entry != null) handle = entry.handle; |
| |
| int connId = mServerMap.connIdByAddress(serverIf, address); |
| gattServerSendResponseNative(serverIf, connId, requestId, (byte)status, |
| handle, offset, value, (byte)0); |
| mHandleMap.deleteRequest(requestId); |
| } |
| |
| void sendNotification(int serverIf, String address, int srvcType, |
| int srvcInstanceId, UUID srvcUuid, |
| int charInstanceId, UUID charUuid, |
| boolean confirm, byte[] value) { |
| enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| |
| if (VDBG) Log.d(TAG, "sendNotification() - address=" + address); |
| |
| int srvcHandle = mHandleMap.getServiceHandle(srvcUuid, srvcType, srvcInstanceId); |
| if (srvcHandle == 0) return; |
| |
| int charHandle = mHandleMap.getCharacteristicHandle(srvcHandle, charUuid, charInstanceId); |
| if (charHandle == 0) return; |
| |
| int connId = mServerMap.connIdByAddress(serverIf, address); |
| if (connId == 0) return; |
| |
| if (confirm) { |
| gattServerSendIndicationNative(serverIf, charHandle, connId, value); |
| } else { |
| gattServerSendNotificationNative(serverIf, charHandle, connId, value); |
| } |
| } |
| |
| |
| /************************************************************************** |
| * Private functions |
| *************************************************************************/ |
| |
| private boolean isRestrictedCharUuid(final UUID charUuid) { |
| return isHidUuid(charUuid); |
| } |
| |
| private boolean isRestrictedSrvcUuid(final UUID srvcUuid) { |
| return isFidoUUID(srvcUuid); |
| } |
| |
| private boolean isHidUuid(final UUID uuid) { |
| for (UUID hid_uuid : HID_UUIDS) { |
| if (hid_uuid.equals(uuid)) return true; |
| } |
| return false; |
| } |
| |
| private boolean isFidoUUID(final UUID uuid) { |
| for (UUID fido_uuid : FIDO_UUIDS) { |
| if (fido_uuid.equals(uuid)) return true; |
| } |
| return false; |
| } |
| |
| private int getDeviceType(BluetoothDevice device) { |
| int type = gattClientGetDeviceTypeNative(device.getAddress()); |
| if (DBG) Log.d(TAG, "getDeviceType() - device=" + device |
| + ", type=" + type); |
| return type; |
| } |
| |
| private void enforceAdminPermission() { |
| enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, "Need BLUETOOTH_ADMIN permission"); |
| } |
| |
| private boolean needsPrivilegedPermissionForScan(ScanSettings settings) { |
| BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter(); |
| // BLE scan only mode needs special permission. |
| if (adapter.getState() != BluetoothAdapter.STATE_ON) return true; |
| |
| // Regular scan, no special permission. |
| if (settings == null) return false; |
| |
| // Regular scan, no special permission. |
| if (settings.getReportDelayMillis() == 0) return false; |
| |
| // Batch scan, truncated mode needs permission. |
| return settings.getScanResultType() == ScanSettings.SCAN_RESULT_TYPE_ABBREVIATED; |
| } |
| |
| // Enforce caller has BLUETOOTH_PRIVILEGED permission. A {@link SecurityException} will be |
| // thrown if the caller app does not have BLUETOOTH_PRIVILEGED permission. |
| private void enforcePrivilegedPermission() { |
| enforceCallingOrSelfPermission(BLUETOOTH_PRIVILEGED, |
| "Need BLUETOOTH_PRIVILEGED permission"); |
| } |
| |
| // Enforce caller has UPDATE_DEVICE_STATS permission, which allows the caller to blame other |
| // apps for Bluetooth usage. A {@link SecurityException} will be thrown if the caller app does |
| // not have UPDATE_DEVICE_STATS permission. |
| private void enforceImpersonatationPermission() { |
| enforceCallingOrSelfPermission(android.Manifest.permission.UPDATE_DEVICE_STATS, |
| "Need UPDATE_DEVICE_STATS permission"); |
| } |
| |
| private void continueServiceDeclaration(int serverIf, int status, int srvcHandle) throws RemoteException { |
| if (mServiceDeclarations.size() == 0) return; |
| if (DBG) Log.d(TAG, "continueServiceDeclaration() - srvcHandle=" + srvcHandle); |
| |
| boolean finished = false; |
| |
| ServiceDeclaration.Entry entry = null; |
| if (status == 0) |
| entry = getPendingDeclaration().getNext(); |
| |
| if (entry != null) { |
| if (DBG) Log.d(TAG, "continueServiceDeclaration() - next entry type=" |
| + entry.type); |
| switch(entry.type) { |
| case ServiceDeclaration.TYPE_SERVICE: |
| if (entry.advertisePreferred) { |
| mAdvertisingServiceUuids.add(entry.uuid); |
| } |
| gattServerAddServiceNative(serverIf, entry.serviceType, |
| entry.instance, |
| entry.uuid.getLeastSignificantBits(), |
| entry.uuid.getMostSignificantBits(), |
| getPendingDeclaration().getNumHandles()); |
| break; |
| |
| case ServiceDeclaration.TYPE_CHARACTERISTIC: |
| gattServerAddCharacteristicNative(serverIf, srvcHandle, |
| entry.uuid.getLeastSignificantBits(), |
| entry.uuid.getMostSignificantBits(), |
| entry.properties, entry.permissions); |
| break; |
| |
| case ServiceDeclaration.TYPE_DESCRIPTOR: |
| gattServerAddDescriptorNative(serverIf, srvcHandle, |
| entry.uuid.getLeastSignificantBits(), |
| entry.uuid.getMostSignificantBits(), |
| entry.permissions); |
| break; |
| |
| case ServiceDeclaration.TYPE_INCLUDED_SERVICE: |
| { |
| int inclSrvc = mHandleMap.getServiceHandle(entry.uuid, |
| entry.serviceType, entry.instance); |
| if (inclSrvc != 0) { |
| gattServerAddIncludedServiceNative(serverIf, srvcHandle, |
| inclSrvc); |
| } else { |
| finished = true; |
| } |
| break; |
| } |
| } |
| } else { |
| gattServerStartServiceNative(serverIf, srvcHandle, |
| (byte)BluetoothDevice.TRANSPORT_BREDR | BluetoothDevice.TRANSPORT_LE); |
| finished = true; |
| } |
| |
| if (finished) { |
| if (DBG) Log.d(TAG, "continueServiceDeclaration() - completed."); |
| ServerMap.App app = mServerMap.getById(serverIf); |
| if (app != null) { |
| HandleMap.Entry serviceEntry = mHandleMap.getByHandle(srvcHandle); |
| |
| if (serviceEntry != null) { |
| app.callback.onServiceAdded(status, serviceEntry.serviceType, |
| serviceEntry.instance, new ParcelUuid(serviceEntry.uuid)); |
| } else { |
| app.callback.onServiceAdded(status, 0, 0, null); |
| } |
| } |
| removePendingDeclaration(); |
| |
| if (getPendingDeclaration() != null) { |
| continueServiceDeclaration(serverIf, (byte)0, 0); |
| } |
| } |
| } |
| |
| private void stopNextService(int serverIf, int status) throws RemoteException { |
| if (DBG) Log.d(TAG, "stopNextService() - serverIf=" + serverIf |
| + ", status=" + status); |
| |
| if (status == 0) { |
| List<HandleMap.Entry> entries = mHandleMap.getEntries(); |
| for(HandleMap.Entry entry : entries) { |
| if (entry.type != HandleMap.TYPE_SERVICE || |
| entry.serverIf != serverIf || |
| entry.started == false) |
| continue; |
| |
| gattServerStopServiceNative(serverIf, entry.handle); |
| return; |
| } |
| } |
| } |
| |
| private void deleteServices(int serverIf) { |
| if (DBG) Log.d(TAG, "deleteServices() - serverIf=" + serverIf); |
| |
| /* |
| * Figure out which handles to delete. |
| * The handles are copied into a new list to avoid race conditions. |
| */ |
| List<Integer> handleList = new ArrayList<Integer>(); |
| List<HandleMap.Entry> entries = mHandleMap.getEntries(); |
| for(HandleMap.Entry entry : entries) { |
| if (entry.type != HandleMap.TYPE_SERVICE || |
| entry.serverIf != serverIf) |
| continue; |
| handleList.add(entry.handle); |
| } |
| |
| /* Now actually delete the services.... */ |
| for(Integer handle : handleList) { |
| gattServerDeleteServiceNative(serverIf, handle); |
| } |
| } |
| |
| private List<UUID> parseUuids(byte[] adv_data) { |
| List<UUID> uuids = new ArrayList<UUID>(); |
| |
| int offset = 0; |
| while(offset < (adv_data.length-2)) { |
| int len = adv_data[offset++]; |
| if (len == 0) break; |
| |
| int type = adv_data[offset++]; |
| switch (type) { |
| case 0x02: // Partial list of 16-bit UUIDs |
| case 0x03: // Complete list of 16-bit UUIDs |
| while (len > 1) { |
| int uuid16 = adv_data[offset++]; |
| uuid16 += (adv_data[offset++] << 8); |
| len -= 2; |
| uuids.add(UUID.fromString(String.format( |
| "%08x-0000-1000-8000-00805f9b34fb", uuid16))); |
| } |
| break; |
| |
| default: |
| offset += (len - 1); |
| break; |
| } |
| } |
| |
| return uuids; |
| } |
| |
| @Override |
| public void dump(StringBuilder sb) { |
| super.dump(sb); |
| println(sb, "mAdvertisingServiceUuids:"); |
| for (UUID uuid : mAdvertisingServiceUuids) { |
| println(sb, " " + uuid); |
| } |
| for (ServiceDeclaration declaration : mServiceDeclarations) { |
| println(sb, " " + declaration); |
| } |
| println(sb, "mMaxScanFilters: " + mMaxScanFilters); |
| |
| sb.append("\nGATT Client Map\n"); |
| mClientMap.dump(sb); |
| |
| sb.append("GATT Server Map\n"); |
| mServerMap.dump(sb); |
| |
| sb.append("GATT Handle Map\n"); |
| mHandleMap.dump(sb); |
| } |
| |
| void addScanResult() { |
| if (mScanEvents.isEmpty()) |
| return; |
| |
| BluetoothProto.ScanEvent curr = mScanEvents.get(mScanEvents.size() - 1); |
| curr.setNumberResults(curr.getNumberResults() + 1); |
| } |
| |
| void addScanEvent(BluetoothProto.ScanEvent event) { |
| synchronized(mScanEvents) { |
| if (mScanEvents.size() == NUM_SCAN_EVENTS_KEPT) |
| mScanEvents.remove(0); |
| mScanEvents.add(event); |
| } |
| } |
| |
| @Override |
| public void dumpProto(BluetoothProto.BluetoothLog proto) { |
| synchronized(mScanEvents) { |
| for (BluetoothProto.ScanEvent event : mScanEvents) { |
| proto.addScanEvent(event); |
| } |
| } |
| } |
| |
| /************************************************************************** |
| * GATT Test functions |
| *************************************************************************/ |
| |
| void gattTestCommand(int command, UUID uuid1, String bda1, |
| int p1, int p2, int p3, int p4, int p5) { |
| if (bda1 == null) bda1 = "00:00:00:00:00:00"; |
| if (uuid1 != null) |
| gattTestNative(command, uuid1.getLeastSignificantBits(), |
| uuid1.getMostSignificantBits(), bda1, p1, p2, p3, p4, p5); |
| else |
| gattTestNative(command, 0,0, bda1, p1, p2, p3, p4, p5); |
| } |
| |
| private native void gattTestNative(int command, |
| long uuid1_lsb, long uuid1_msb, String bda1, |
| int p1, int p2, int p3, int p4, int p5); |
| |
| /************************************************************************** |
| * Native functions prototypes |
| *************************************************************************/ |
| |
| private native static void classInitNative(); |
| private native void initializeNative(); |
| private native void cleanupNative(); |
| |
| private native int gattClientGetDeviceTypeNative(String address); |
| |
| private native void gattClientRegisterAppNative(long app_uuid_lsb, |
| long app_uuid_msb); |
| |
| private native void gattClientUnregisterAppNative(int clientIf); |
| |
| private native void gattClientConnectNative(int clientIf, String address, |
| boolean isDirect, int transport); |
| |
| private native void gattClientDisconnectNative(int clientIf, String address, |
| int conn_id); |
| |
| private native void gattClientRefreshNative(int clientIf, String address); |
| |
| private native void gattClientSearchServiceNative(int conn_id, |
| boolean search_all, long service_uuid_lsb, long service_uuid_msb); |
| |
| private native void gattClientGetGattDbNative(int conn_id); |
| |
| private native void gattClientReadCharacteristicNative(int conn_id, int handle, int authReq); |
| |
| private native void gattClientReadDescriptorNative(int conn_id, int handle, int authReq); |
| |
| private native void gattClientWriteCharacteristicNative(int conn_id, |
| int handle, int write_type, int auth_req, byte[] value); |
| |
| private native void gattClientWriteDescriptorNative(int conn_id, int handle, |
| int write_type, int auth_req, byte[] value); |
| |
| private native void gattClientExecuteWriteNative(int conn_id, boolean execute); |
| |
| private native void gattClientRegisterForNotificationsNative(int clientIf, |
| String address, int handle, boolean enable); |
| |
| private native void gattClientReadRemoteRssiNative(int clientIf, |
| String address); |
| |
| private native void gattClientConfigureMTUNative(int conn_id, int mtu); |
| |
| private native void gattConnectionParameterUpdateNative(int client_if, String address, |
| int minInterval, int maxInterval, int latency, int timeout); |
| |
| private native void gattServerRegisterAppNative(long app_uuid_lsb, |
| long app_uuid_msb); |
| |
| private native void gattServerUnregisterAppNative(int serverIf); |
| |
| private native void gattServerConnectNative(int server_if, String address, |
| boolean is_direct, int transport); |
| |
| private native void gattServerDisconnectNative(int serverIf, String address, |
| int conn_id); |
| |
| private native void gattServerAddServiceNative (int server_if, |
| int service_type, int service_id_inst_id, |
| long service_id_uuid_lsb, long service_id_uuid_msb, |
| int num_handles); |
| |
| private native void gattServerAddIncludedServiceNative (int server_if, |
| int svc_handle, int included_svc_handle); |
| |
| private native void gattServerAddCharacteristicNative (int server_if, |
| int svc_handle, long char_uuid_lsb, long char_uuid_msb, |
| int properties, int permissions); |
| |
| private native void gattServerAddDescriptorNative (int server_if, |
| int svc_handle, long desc_uuid_lsb, long desc_uuid_msb, |
| int permissions); |
| |
| private native void gattServerStartServiceNative (int server_if, |
| int svc_handle, int transport ); |
| |
| private native void gattServerStopServiceNative (int server_if, |
| int svc_handle); |
| |
| private native void gattServerDeleteServiceNative (int server_if, |
| int svc_handle); |
| |
| private native void gattServerSendIndicationNative (int server_if, |
| int attr_handle, int conn_id, byte[] val); |
| |
| private native void gattServerSendNotificationNative (int server_if, |
| int attr_handle, int conn_id, byte[] val); |
| |
| private native void gattServerSendResponseNative (int server_if, |
| int conn_id, int trans_id, int status, int handle, int offset, |
| byte[] val, int auth_req); |
| } |