| /* |
| * Copyright (C) 2008 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. |
| */ |
| |
| /** |
| * TODO: Move this to |
| * java/services/com/android/server/BluetoothService.java |
| * and make the contructor package private again. |
| * |
| * @hide |
| */ |
| |
| package android.server; |
| |
| import android.bluetooth.BluetoothAdapter; |
| import android.bluetooth.BluetoothClass; |
| import android.bluetooth.BluetoothDevice; |
| import android.bluetooth.BluetoothHeadset; |
| import android.bluetooth.BluetoothSocket; |
| import android.bluetooth.BluetoothUuid; |
| import android.bluetooth.IBluetooth; |
| import android.bluetooth.IBluetoothCallback; |
| import android.os.ParcelUuid; |
| import android.content.BroadcastReceiver; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.SystemService; |
| import android.provider.Settings; |
| import android.util.Log; |
| |
| import com.android.internal.app.IBatteryStats; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.io.UnsupportedEncodingException; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| public class BluetoothService extends IBluetooth.Stub { |
| private static final String TAG = "BluetoothService"; |
| private static final boolean DBG = false; |
| |
| private int mNativeData; |
| private BluetoothEventLoop mEventLoop; |
| private IntentFilter mIntentFilter; |
| private boolean mIsAirplaneSensitive; |
| private int mBluetoothState; |
| private boolean mRestart = false; // need to call enable() after disable() |
| private boolean mIsDiscovering; |
| |
| private BluetoothAdapter mAdapter; // constant after init() |
| private final BondState mBondState = new BondState(); // local cache of bondings |
| private final IBatteryStats mBatteryStats; |
| private final Context mContext; |
| |
| private static final String BLUETOOTH_ADMIN_PERM = android.Manifest.permission.BLUETOOTH_ADMIN; |
| private static final String BLUETOOTH_PERM = android.Manifest.permission.BLUETOOTH; |
| |
| private static final int MESSAGE_REGISTER_SDP_RECORDS = 1; |
| private static final int MESSAGE_FINISH_DISABLE = 2; |
| private static final int MESSAGE_UUID_INTENT = 3; |
| private static final int MESSAGE_DISCOVERABLE_TIMEOUT = 4; |
| |
| // The timeout used to sent the UUIDs Intent |
| // This timeout should be greater than the page timeout |
| private static final int UUID_INTENT_DELAY = 6000; |
| |
| /** Always retrieve RFCOMM channel for these SDP UUIDs */ |
| private static final ParcelUuid[] RFCOMM_UUIDS = { |
| BluetoothUuid.Handsfree, |
| BluetoothUuid.HSP, |
| BluetoothUuid.ObexObjectPush }; |
| |
| |
| private final Map<String, String> mAdapterProperties; |
| private final HashMap<String, Map<String, String>> mDeviceProperties; |
| |
| private final HashMap<String, Map<ParcelUuid, Integer>> mDeviceServiceChannelCache; |
| private final ArrayList<String> mUuidIntentTracker; |
| private final HashMap<RemoteService, IBluetoothCallback> mUuidCallbackTracker; |
| |
| private final HashMap<Integer, Integer> mServiceRecordToPid; |
| |
| private static class RemoteService { |
| public String address; |
| public ParcelUuid uuid; |
| public RemoteService(String address, ParcelUuid uuid) { |
| this.address = address; |
| this.uuid = uuid; |
| } |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof RemoteService) { |
| RemoteService service = (RemoteService)o; |
| return address.equals(service.address) && uuid.equals(service.uuid); |
| } |
| return false; |
| } |
| } |
| |
| static { |
| classInitNative(); |
| } |
| |
| public BluetoothService(Context context) { |
| mContext = context; |
| |
| // Need to do this in place of: |
| // mBatteryStats = BatteryStatsService.getService(); |
| // Since we can not import BatteryStatsService from here. This class really needs to be |
| // moved to java/services/com/android/server/ |
| mBatteryStats = IBatteryStats.Stub.asInterface(ServiceManager.getService("batteryinfo")); |
| |
| initializeNativeDataNative(); |
| |
| if (isEnabledNative() == 1) { |
| Log.w(TAG, "Bluetooth daemons already running - runtime restart? "); |
| disableNative(); |
| } |
| |
| mBluetoothState = BluetoothAdapter.STATE_OFF; |
| mIsDiscovering = false; |
| mAdapterProperties = new HashMap<String, String>(); |
| mDeviceProperties = new HashMap<String, Map<String,String>>(); |
| |
| mDeviceServiceChannelCache = new HashMap<String, Map<ParcelUuid, Integer>>(); |
| mUuidIntentTracker = new ArrayList<String>(); |
| mUuidCallbackTracker = new HashMap<RemoteService, IBluetoothCallback>(); |
| mServiceRecordToPid = new HashMap<Integer, Integer>(); |
| registerForAirplaneMode(); |
| } |
| |
| public synchronized void initAfterRegistration() { |
| mAdapter = BluetoothAdapter.getDefaultAdapter(); |
| mEventLoop = new BluetoothEventLoop(mContext, mAdapter, this); |
| } |
| |
| @Override |
| protected void finalize() throws Throwable { |
| if (mIsAirplaneSensitive) { |
| mContext.unregisterReceiver(mReceiver); |
| } |
| try { |
| cleanupNativeDataNative(); |
| } finally { |
| super.finalize(); |
| } |
| } |
| |
| public boolean isEnabled() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return mBluetoothState == BluetoothAdapter.STATE_ON; |
| } |
| |
| public int getBluetoothState() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return mBluetoothState; |
| } |
| |
| |
| /** |
| * Bring down bluetooth and disable BT in settings. Returns true on success. |
| */ |
| public boolean disable() { |
| return disable(true); |
| } |
| |
| /** |
| * Bring down bluetooth. Returns true on success. |
| * |
| * @param saveSetting If true, persist the new setting |
| */ |
| public synchronized boolean disable(boolean saveSetting) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, "Need BLUETOOTH_ADMIN permission"); |
| |
| switch (mBluetoothState) { |
| case BluetoothAdapter.STATE_OFF: |
| return true; |
| case BluetoothAdapter.STATE_ON: |
| break; |
| default: |
| return false; |
| } |
| if (mEnableThread != null && mEnableThread.isAlive()) { |
| return false; |
| } |
| setBluetoothState(BluetoothAdapter.STATE_TURNING_OFF); |
| mHandler.removeMessages(MESSAGE_REGISTER_SDP_RECORDS); |
| |
| // Allow 3 seconds for profiles to gracefully disconnect |
| // TODO: Introduce a callback mechanism so that each profile can notify |
| // BluetoothService when it is done shutting down |
| mHandler.sendMessageDelayed( |
| mHandler.obtainMessage(MESSAGE_FINISH_DISABLE, saveSetting ? 1 : 0, 0), 3000); |
| return true; |
| } |
| |
| |
| private synchronized void finishDisable(boolean saveSetting) { |
| if (mBluetoothState != BluetoothAdapter.STATE_TURNING_OFF) { |
| return; |
| } |
| mEventLoop.stop(); |
| tearDownNativeDataNative(); |
| disableNative(); |
| |
| // mark in progress bondings as cancelled |
| for (String address : mBondState.listInState(BluetoothDevice.BOND_BONDING)) { |
| mBondState.setBondState(address, BluetoothDevice.BOND_NONE, |
| BluetoothDevice.UNBOND_REASON_AUTH_CANCELED); |
| } |
| |
| // update mode |
| Intent intent = new Intent(BluetoothAdapter.ACTION_SCAN_MODE_CHANGED); |
| intent.putExtra(BluetoothAdapter.EXTRA_SCAN_MODE, BluetoothAdapter.SCAN_MODE_NONE); |
| mContext.sendBroadcast(intent, BLUETOOTH_PERM); |
| |
| mIsDiscovering = false; |
| mAdapterProperties.clear(); |
| mServiceRecordToPid.clear(); |
| |
| if (saveSetting) { |
| persistBluetoothOnSetting(false); |
| } |
| |
| setBluetoothState(BluetoothAdapter.STATE_OFF); |
| |
| // Log bluetooth off to battery stats. |
| long ident = Binder.clearCallingIdentity(); |
| try { |
| mBatteryStats.noteBluetoothOff(); |
| } catch (RemoteException e) { |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| |
| if (mRestart) { |
| mRestart = false; |
| enable(); |
| } |
| } |
| |
| /** Bring up BT and persist BT on in settings */ |
| public boolean enable() { |
| return enable(true); |
| } |
| |
| /** |
| * Enable this Bluetooth device, asynchronously. |
| * This turns on/off the underlying hardware. |
| * |
| * @param saveSetting If true, persist the new state of BT in settings |
| * @return True on success (so far) |
| */ |
| public synchronized boolean enable(boolean saveSetting) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| |
| // Airplane mode can prevent Bluetooth radio from being turned on. |
| if (mIsAirplaneSensitive && isAirplaneModeOn()) { |
| return false; |
| } |
| if (mBluetoothState != BluetoothAdapter.STATE_OFF) { |
| return false; |
| } |
| if (mEnableThread != null && mEnableThread.isAlive()) { |
| return false; |
| } |
| setBluetoothState(BluetoothAdapter.STATE_TURNING_ON); |
| mEnableThread = new EnableThread(saveSetting); |
| mEnableThread.start(); |
| return true; |
| } |
| |
| /** Forcibly restart Bluetooth if it is on */ |
| /* package */ synchronized void restart() { |
| if (mBluetoothState != BluetoothAdapter.STATE_ON) { |
| return; |
| } |
| mRestart = true; |
| if (!disable(false)) { |
| mRestart = false; |
| } |
| } |
| |
| private synchronized void setBluetoothState(int state) { |
| if (state == mBluetoothState) { |
| return; |
| } |
| |
| if (DBG) log("Bluetooth state " + mBluetoothState + " -> " + state); |
| |
| Intent intent = new Intent(BluetoothAdapter.ACTION_STATE_CHANGED); |
| intent.putExtra(BluetoothAdapter.EXTRA_PREVIOUS_STATE, mBluetoothState); |
| intent.putExtra(BluetoothAdapter.EXTRA_STATE, state); |
| intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| |
| mBluetoothState = state; |
| |
| mContext.sendBroadcast(intent, BLUETOOTH_PERM); |
| } |
| |
| private final Handler mHandler = new Handler() { |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case MESSAGE_REGISTER_SDP_RECORDS: |
| if (!isEnabled()) { |
| return; |
| } |
| // SystemService.start() forks sdptool to register service |
| // records. It can fail to register some records if it is |
| // forked multiple times in a row, probably because there is |
| // some race in sdptool or bluez when operated in parallel. |
| // As a workaround, delay 500ms between each fork of sdptool. |
| // TODO: Don't fork sdptool in order to regsiter service |
| // records, use a DBUS call instead. |
| switch (msg.arg1) { |
| case 1: |
| Log.d(TAG, "Registering hsag record"); |
| SystemService.start("hsag"); |
| mHandler.sendMessageDelayed( |
| mHandler.obtainMessage(MESSAGE_REGISTER_SDP_RECORDS, 2, -1), 500); |
| break; |
| case 2: |
| Log.d(TAG, "Registering hfag record"); |
| SystemService.start("hfag"); |
| mHandler.sendMessageDelayed( |
| mHandler.obtainMessage(MESSAGE_REGISTER_SDP_RECORDS, 3, -1), 500); |
| break; |
| case 3: |
| Log.d(TAG, "Registering opush record"); |
| SystemService.start("opush"); |
| mHandler.sendMessageDelayed( |
| mHandler.obtainMessage(MESSAGE_REGISTER_SDP_RECORDS, 4, -1), 500); |
| break; |
| case 4: |
| Log.d(TAG, "Registering pbap record"); |
| SystemService.start("pbap"); |
| break; |
| } |
| break; |
| case MESSAGE_FINISH_DISABLE: |
| finishDisable(msg.arg1 != 0); |
| break; |
| case MESSAGE_UUID_INTENT: |
| String address = (String)msg.obj; |
| if (address != null) { |
| sendUuidIntent(address); |
| makeServiceChannelCallbacks(address); |
| } |
| break; |
| case MESSAGE_DISCOVERABLE_TIMEOUT: |
| int mode = msg.arg1; |
| if (isEnabled()) { |
| // TODO: Switch back to the previous scan mode |
| // This is ok for now, because we only use |
| // CONNECTABLE and CONNECTABLE_DISCOVERABLE |
| setScanMode(BluetoothAdapter.SCAN_MODE_CONNECTABLE, -1); |
| } |
| break; |
| } |
| } |
| }; |
| |
| private EnableThread mEnableThread; |
| |
| private class EnableThread extends Thread { |
| private final boolean mSaveSetting; |
| public EnableThread(boolean saveSetting) { |
| mSaveSetting = saveSetting; |
| } |
| public void run() { |
| boolean res = (enableNative() == 0); |
| if (res) { |
| int retryCount = 2; |
| boolean running = false; |
| while ((retryCount-- > 0) && !running) { |
| mEventLoop.start(); |
| // it may take a momement for the other thread to do its |
| // thing. Check periodically for a while. |
| int pollCount = 5; |
| while ((pollCount-- > 0) && !running) { |
| if (mEventLoop.isEventLoopRunning()) { |
| running = true; |
| break; |
| } |
| try { |
| Thread.sleep(100); |
| } catch (InterruptedException e) {} |
| } |
| } |
| if (!running) { |
| log("bt EnableThread giving up"); |
| res = false; |
| disableNative(); |
| } |
| } |
| |
| |
| if (res) { |
| if (!setupNativeDataNative()) { |
| return; |
| } |
| if (mSaveSetting) { |
| persistBluetoothOnSetting(true); |
| } |
| mIsDiscovering = false; |
| mBondState.loadBondState(); |
| mHandler.sendMessageDelayed( |
| mHandler.obtainMessage(MESSAGE_REGISTER_SDP_RECORDS, 1, -1), 3000); |
| |
| // Log bluetooth on to battery stats. |
| long ident = Binder.clearCallingIdentity(); |
| try { |
| mBatteryStats.noteBluetoothOn(); |
| } catch (RemoteException e) { |
| } finally { |
| Binder.restoreCallingIdentity(ident); |
| } |
| } |
| |
| mEnableThread = null; |
| |
| setBluetoothState(res ? |
| BluetoothAdapter.STATE_ON : |
| BluetoothAdapter.STATE_OFF); |
| |
| if (res) { |
| // Update mode |
| String[] propVal = {"Pairable", getProperty("Pairable")}; |
| mEventLoop.onPropertyChanged(propVal); |
| } |
| |
| if (mIsAirplaneSensitive && isAirplaneModeOn()) { |
| disable(false); |
| } |
| |
| } |
| } |
| |
| private void persistBluetoothOnSetting(boolean bluetoothOn) { |
| long origCallerIdentityToken = Binder.clearCallingIdentity(); |
| Settings.Secure.putInt(mContext.getContentResolver(), Settings.Secure.BLUETOOTH_ON, |
| bluetoothOn ? 1 : 0); |
| Binder.restoreCallingIdentity(origCallerIdentityToken); |
| } |
| |
| /* package */ BondState getBondState() { |
| return mBondState; |
| } |
| |
| /** local cache of bonding state. |
| /* we keep our own state to track the intermediate state BONDING, which |
| /* bluez does not track. |
| * All addreses must be passed in upper case. |
| */ |
| public class BondState { |
| private final HashMap<String, Integer> mState = new HashMap<String, Integer>(); |
| private final HashMap<String, Integer> mPinAttempt = new HashMap<String, Integer>(); |
| private final ArrayList<String> mAutoPairingFailures = new ArrayList<String>(); |
| // List of all the vendor_id prefix of Bluetooth addresses for |
| // which auto pairing is not attempted. |
| // The following companies are included in the list below: |
| // ALPS (lexus), Murata (Prius 2007, Nokia 616), TEMIC SDS (Porsche, Audi), |
| // Parrot, Zhongshan General K-mate Electronics, Great Well |
| // Electronics, Flaircomm Electronics, Jatty Electronics, Delphi, |
| // Clarion, Novero, Denso (Lexus, Toyota), Johnson Controls (Acura), |
| // Continental Automotive, Harman/Becker, Panasonic/Kyushu Ten, |
| // BMW (Motorola PCS) |
| private final ArrayList<String> mAutoPairingAddressBlacklist = |
| new ArrayList<String>(Arrays.asList( |
| "00:02:C7", "00:16:FE", "00:19:C1", "00:1B:FB", "00:1E:3D", "00:21:4F", |
| "00:23:06", "00:24:33", "00:A0:79", "00:0E:6D", "00:13:E0", "00:21:E8", |
| "00:60:57", "00:0E:9F", "00:12:1C", "00:18:91", "00:18:96", "00:13:04", |
| "00:16:FD", "00:22:A0", "00:0B:4C", "00:60:6F", "00:23:3D", "00:C0:59", |
| "00:0A:30", "00:1E:AE", "00:1C:D7", "00:80:F0", "00:12:8A" |
| )); |
| |
| // List of names of Bluetooth devices for which auto pairing should be |
| // disabled. |
| private final ArrayList<String> mAutoPairingExactNameBlacklist = |
| new ArrayList<String>(Arrays.asList( |
| "Motorola IHF1000", "i.TechBlueBAND", "X5 Stereo v1.3")); |
| |
| private final ArrayList<String> mAutoPairingPartialNameBlacklist = |
| new ArrayList<String>(Arrays.asList( |
| "BMW", "Audi")); |
| |
| // If this is an outgoing connection, store the address. |
| // There can be only 1 pending outgoing connection at a time, |
| private String mPendingOutgoingBonding; |
| |
| private synchronized void setPendingOutgoingBonding(String address) { |
| mPendingOutgoingBonding = address; |
| } |
| |
| public synchronized String getPendingOutgoingBonding() { |
| return mPendingOutgoingBonding; |
| } |
| |
| public synchronized void loadBondState() { |
| if (mBluetoothState != BluetoothAdapter.STATE_TURNING_ON) { |
| return; |
| } |
| String []bonds = null; |
| String val = getProperty("Devices"); |
| if (val != null) { |
| bonds = val.split(","); |
| } |
| if (bonds == null) { |
| return; |
| } |
| mState.clear(); |
| if (DBG) log("found " + bonds.length + " bonded devices"); |
| for (String device : bonds) { |
| mState.put(getAddressFromObjectPath(device).toUpperCase(), |
| BluetoothDevice.BOND_BONDED); |
| } |
| } |
| |
| public synchronized void setBondState(String address, int state) { |
| setBondState(address, state, 0); |
| } |
| |
| /** reason is ignored unless state == BOND_NOT_BONDED */ |
| public synchronized void setBondState(String address, int state, int reason) { |
| int oldState = getBondState(address); |
| if (oldState == state) { |
| return; |
| } |
| |
| // Check if this was an pending outgoing bonding. |
| // If yes, reset the state. |
| if (oldState == BluetoothDevice.BOND_BONDING) { |
| if (address.equals(mPendingOutgoingBonding)) { |
| mPendingOutgoingBonding = null; |
| } |
| } |
| |
| if (DBG) log(address + " bond state " + oldState + " -> " + state + " (" + |
| reason + ")"); |
| Intent intent = new Intent(BluetoothDevice.ACTION_BOND_STATE_CHANGED); |
| intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mAdapter.getRemoteDevice(address)); |
| intent.putExtra(BluetoothDevice.EXTRA_BOND_STATE, state); |
| intent.putExtra(BluetoothDevice.EXTRA_PREVIOUS_BOND_STATE, oldState); |
| if (state == BluetoothDevice.BOND_NONE) { |
| if (reason <= 0) { |
| Log.w(TAG, "setBondState() called to unbond device, but reason code is " + |
| "invalid. Overriding reason code with BOND_RESULT_REMOVED"); |
| reason = BluetoothDevice.UNBOND_REASON_REMOVED; |
| } |
| intent.putExtra(BluetoothDevice.EXTRA_REASON, reason); |
| mState.remove(address); |
| } else { |
| mState.put(address, state); |
| } |
| |
| mContext.sendBroadcast(intent, BLUETOOTH_PERM); |
| } |
| |
| public boolean isAutoPairingBlacklisted(String address) { |
| for (String blacklistAddress : mAutoPairingAddressBlacklist) { |
| if (address.startsWith(blacklistAddress)) return true; |
| } |
| |
| String name = getRemoteName(address); |
| if (name != null) { |
| for (String blacklistName : mAutoPairingExactNameBlacklist) { |
| if (name.equals(blacklistName)) return true; |
| } |
| |
| for (String blacklistName : mAutoPairingPartialNameBlacklist) { |
| if (name.startsWith(blacklistName)) return true; |
| } |
| } |
| return false; |
| } |
| |
| public synchronized int getBondState(String address) { |
| Integer state = mState.get(address); |
| if (state == null) { |
| return BluetoothDevice.BOND_NONE; |
| } |
| return state.intValue(); |
| } |
| |
| /*package*/ synchronized String[] listInState(int state) { |
| ArrayList<String> result = new ArrayList<String>(mState.size()); |
| for (Map.Entry<String, Integer> e : mState.entrySet()) { |
| if (e.getValue().intValue() == state) { |
| result.add(e.getKey()); |
| } |
| } |
| return result.toArray(new String[result.size()]); |
| } |
| |
| public synchronized void addAutoPairingFailure(String address) { |
| if (!mAutoPairingFailures.contains(address)) { |
| mAutoPairingFailures.add(address); |
| } |
| } |
| |
| public synchronized boolean isAutoPairingAttemptsInProgress(String address) { |
| return getAttempt(address) != 0; |
| } |
| |
| public synchronized void clearPinAttempts(String address) { |
| mPinAttempt.remove(address); |
| } |
| |
| public synchronized boolean hasAutoPairingFailed(String address) { |
| return mAutoPairingFailures.contains(address); |
| } |
| |
| public synchronized int getAttempt(String address) { |
| Integer attempt = mPinAttempt.get(address); |
| if (attempt == null) { |
| return 0; |
| } |
| return attempt.intValue(); |
| } |
| |
| public synchronized void attempt(String address) { |
| Integer attempt = mPinAttempt.get(address); |
| int newAttempt; |
| if (attempt == null) { |
| newAttempt = 1; |
| } else { |
| newAttempt = attempt.intValue() + 1; |
| } |
| mPinAttempt.put(address, new Integer(newAttempt)); |
| } |
| |
| } |
| |
| private static String toBondStateString(int bondState) { |
| switch (bondState) { |
| case BluetoothDevice.BOND_NONE: |
| return "not bonded"; |
| case BluetoothDevice.BOND_BONDING: |
| return "bonding"; |
| case BluetoothDevice.BOND_BONDED: |
| return "bonded"; |
| default: |
| return "??????"; |
| } |
| } |
| |
| /*package*/ synchronized boolean isAdapterPropertiesEmpty() { |
| return mAdapterProperties.isEmpty(); |
| } |
| |
| /*package*/synchronized void getAllProperties() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| mAdapterProperties.clear(); |
| |
| String properties[] = (String [])getAdapterPropertiesNative(); |
| // The String Array consists of key-value pairs. |
| if (properties == null) { |
| Log.e(TAG, "*Error*: GetAdapterProperties returned NULL"); |
| return; |
| } |
| |
| for (int i = 0; i < properties.length; i++) { |
| String name = properties[i]; |
| String newValue = null; |
| int len; |
| if (name == null) { |
| Log.e(TAG, "Error:Adapter Property at index" + i + "is null"); |
| continue; |
| } |
| if (name.equals("Devices")) { |
| StringBuilder str = new StringBuilder(); |
| len = Integer.valueOf(properties[++i]); |
| for (int j = 0; j < len; j++) { |
| str.append(properties[++i]); |
| str.append(","); |
| } |
| if (len > 0) { |
| newValue = str.toString(); |
| } |
| } else { |
| newValue = properties[++i]; |
| } |
| mAdapterProperties.put(name, newValue); |
| } |
| |
| // Add adapter object path property. |
| String adapterPath = getAdapterPathNative(); |
| if (adapterPath != null) |
| mAdapterProperties.put("ObjectPath", adapterPath + "/dev_"); |
| } |
| |
| /* package */ synchronized void setProperty(String name, String value) { |
| mAdapterProperties.put(name, value); |
| } |
| |
| public synchronized boolean setName(String name) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (name == null) { |
| return false; |
| } |
| return setPropertyString("Name", name); |
| } |
| |
| //TODO(): setPropertyString, setPropertyInteger, setPropertyBoolean |
| // Either have a single property function with Object as the parameter |
| // or have a function for each property and then obfuscate in the JNI layer. |
| // The following looks dirty. |
| private boolean setPropertyString(String key, String value) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return setAdapterPropertyStringNative(key, value); |
| } |
| |
| private boolean setPropertyInteger(String key, int value) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return setAdapterPropertyIntegerNative(key, value); |
| } |
| |
| private boolean setPropertyBoolean(String key, boolean value) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return setAdapterPropertyBooleanNative(key, value ? 1 : 0); |
| } |
| |
| /** |
| * Set the discoverability window for the device. A timeout of zero |
| * makes the device permanently discoverable (if the device is |
| * discoverable). Setting the timeout to a nonzero value does not make |
| * a device discoverable; you need to call setMode() to make the device |
| * explicitly discoverable. |
| * |
| * @param timeout_s The discoverable timeout in seconds. |
| */ |
| public synchronized boolean setDiscoverableTimeout(int timeout) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| return setPropertyInteger("DiscoverableTimeout", timeout); |
| } |
| |
| public synchronized boolean setScanMode(int mode, int duration) { |
| mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, |
| "Need WRITE_SECURE_SETTINGS permission"); |
| boolean pairable = false; |
| boolean discoverable = false; |
| |
| switch (mode) { |
| case BluetoothAdapter.SCAN_MODE_NONE: |
| mHandler.removeMessages(MESSAGE_DISCOVERABLE_TIMEOUT); |
| pairable = false; |
| discoverable = false; |
| break; |
| case BluetoothAdapter.SCAN_MODE_CONNECTABLE: |
| mHandler.removeMessages(MESSAGE_DISCOVERABLE_TIMEOUT); |
| pairable = true; |
| discoverable = false; |
| break; |
| case BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE: |
| mHandler.removeMessages(MESSAGE_DISCOVERABLE_TIMEOUT); |
| pairable = true; |
| discoverable = true; |
| Message msg = mHandler.obtainMessage(MESSAGE_DISCOVERABLE_TIMEOUT); |
| mHandler.sendMessageDelayed(msg, duration * 1000); |
| if (DBG) Log.d(TAG, "BT Discoverable for " + duration + " seconds"); |
| break; |
| default: |
| Log.w(TAG, "Requested invalid scan mode " + mode); |
| return false; |
| } |
| setPropertyBoolean("Pairable", pairable); |
| setPropertyBoolean("Discoverable", discoverable); |
| |
| return true; |
| } |
| |
| /*package*/ synchronized String getProperty (String name) { |
| if (!mAdapterProperties.isEmpty()) |
| return mAdapterProperties.get(name); |
| getAllProperties(); |
| return mAdapterProperties.get(name); |
| } |
| |
| public synchronized String getAddress() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return getProperty("Address"); |
| } |
| |
| public synchronized String getName() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return getProperty("Name"); |
| } |
| |
| /** |
| * Returns the user-friendly name of a remote device. This value is |
| * returned from our local cache, which is updated when onPropertyChange |
| * event is received. |
| * Do not expect to retrieve the updated remote name immediately after |
| * changing the name on the remote device. |
| * |
| * @param address Bluetooth address of remote device. |
| * |
| * @return The user-friendly name of the specified remote device. |
| */ |
| public synchronized String getRemoteName(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return null; |
| } |
| return getRemoteDeviceProperty(address, "Name"); |
| } |
| |
| /** |
| * Get the discoverability window for the device. A timeout of zero |
| * means that the device is permanently discoverable (if the device is |
| * in the discoverable mode). |
| * |
| * @return The discoverability window of the device, in seconds. A negative |
| * value indicates an error. |
| */ |
| public synchronized int getDiscoverableTimeout() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| String timeout = getProperty("DiscoverableTimeout"); |
| if (timeout != null) |
| return Integer.valueOf(timeout); |
| else |
| return -1; |
| } |
| |
| public synchronized int getScanMode() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!isEnabled()) |
| return BluetoothAdapter.SCAN_MODE_NONE; |
| |
| boolean pairable = getProperty("Pairable").equals("true"); |
| boolean discoverable = getProperty("Discoverable").equals("true"); |
| return bluezStringToScanMode (pairable, discoverable); |
| } |
| |
| public synchronized boolean startDiscovery() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (!isEnabled()) { |
| return false; |
| } |
| return startDiscoveryNative(); |
| } |
| |
| public synchronized boolean cancelDiscovery() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| return stopDiscoveryNative(); |
| } |
| |
| public synchronized boolean isDiscovering() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return mIsDiscovering; |
| } |
| |
| /* package */ void setIsDiscovering(boolean isDiscovering) { |
| mIsDiscovering = isDiscovering; |
| } |
| |
| public synchronized boolean createBond(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| address = address.toUpperCase(); |
| |
| if (mBondState.getPendingOutgoingBonding() != null) { |
| log("Ignoring createBond(): another device is bonding"); |
| // a different device is currently bonding, fail |
| return false; |
| } |
| |
| // Check for bond state only if we are not performing auto |
| // pairing exponential back-off attempts. |
| if (!mBondState.isAutoPairingAttemptsInProgress(address) && |
| mBondState.getBondState(address) != BluetoothDevice.BOND_NONE) { |
| log("Ignoring createBond(): this device is already bonding or bonded"); |
| return false; |
| } |
| |
| if (!createPairedDeviceNative(address, 60000 /* 1 minute */)) { |
| return false; |
| } |
| |
| mBondState.setPendingOutgoingBonding(address); |
| mBondState.setBondState(address, BluetoothDevice.BOND_BONDING); |
| |
| return true; |
| } |
| |
| public synchronized boolean cancelBondProcess(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| address = address.toUpperCase(); |
| if (mBondState.getBondState(address) != BluetoothDevice.BOND_BONDING) { |
| return false; |
| } |
| |
| mBondState.setBondState(address, BluetoothDevice.BOND_NONE, |
| BluetoothDevice.UNBOND_REASON_AUTH_CANCELED); |
| cancelDeviceCreationNative(address); |
| return true; |
| } |
| |
| public synchronized boolean removeBond(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| return removeDeviceNative(getObjectPathFromAddress(address)); |
| } |
| |
| public synchronized String[] listBonds() { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return mBondState.listInState(BluetoothDevice.BOND_BONDED); |
| } |
| |
| public synchronized int getBondState(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return BluetoothDevice.ERROR; |
| } |
| return mBondState.getBondState(address.toUpperCase()); |
| } |
| |
| /*package*/ boolean isRemoteDeviceInCache(String address) { |
| return (mDeviceProperties.get(address) != null); |
| } |
| |
| /*package*/ String[] getRemoteDeviceProperties(String address) { |
| String objectPath = getObjectPathFromAddress(address); |
| return (String [])getDevicePropertiesNative(objectPath); |
| } |
| |
| /*package*/ synchronized String getRemoteDeviceProperty(String address, String property) { |
| Map<String, String> properties = mDeviceProperties.get(address); |
| if (properties != null) { |
| return properties.get(property); |
| } else { |
| // Query for remote device properties, again. |
| // We will need to reload the cache when we switch Bluetooth on / off |
| // or if we crash. |
| if (updateRemoteDevicePropertiesCache(address)) |
| return getRemoteDeviceProperty(address, property); |
| } |
| Log.e(TAG, "getRemoteDeviceProperty: " + property + "not present:" + address); |
| return null; |
| } |
| |
| /* package */ synchronized boolean updateRemoteDevicePropertiesCache(String address) { |
| String[] propValues = getRemoteDeviceProperties(address); |
| if (propValues != null) { |
| addRemoteDeviceProperties(address, propValues); |
| return true; |
| } |
| return false; |
| } |
| |
| /* package */ synchronized void addRemoteDeviceProperties(String address, String[] properties) { |
| /* |
| * We get a DeviceFound signal every time RSSI changes or name changes. |
| * Don't create a new Map object every time */ |
| Map<String, String> propertyValues = mDeviceProperties.get(address); |
| if (propertyValues == null) { |
| propertyValues = new HashMap<String, String>(); |
| } |
| |
| for (int i = 0; i < properties.length; i++) { |
| String name = properties[i]; |
| String newValue = null; |
| int len; |
| if (name == null) { |
| Log.e(TAG, "Error: Remote Device Property at index" + i + "is null"); |
| continue; |
| } |
| if (name.equals("UUIDs") || name.equals("Nodes")) { |
| StringBuilder str = new StringBuilder(); |
| len = Integer.valueOf(properties[++i]); |
| for (int j = 0; j < len; j++) { |
| str.append(properties[++i]); |
| str.append(","); |
| } |
| if (len > 0) { |
| newValue = str.toString(); |
| } |
| } else { |
| newValue = properties[++i]; |
| } |
| |
| propertyValues.put(name, newValue); |
| } |
| mDeviceProperties.put(address, propertyValues); |
| |
| // We have added a new remote device or updated its properties. |
| // Also update the serviceChannel cache. |
| updateDeviceServiceChannelCache(address); |
| } |
| |
| /* package */ void removeRemoteDeviceProperties(String address) { |
| mDeviceProperties.remove(address); |
| } |
| |
| /* package */ synchronized void setRemoteDeviceProperty(String address, String name, |
| String value) { |
| Map <String, String> propVal = mDeviceProperties.get(address); |
| if (propVal != null) { |
| propVal.put(name, value); |
| mDeviceProperties.put(address, propVal); |
| } else { |
| Log.e(TAG, "setRemoteDeviceProperty for a device not in cache:" + address); |
| } |
| } |
| |
| /** |
| * Sets the remote device trust state. |
| * |
| * @return boolean to indicate operation success or fail |
| */ |
| public synchronized boolean setTrust(String address, boolean value) { |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| return false; |
| } |
| |
| return setDevicePropertyBooleanNative(getObjectPathFromAddress(address), "Trusted", |
| value ? 1 : 0); |
| } |
| |
| /** |
| * Gets the remote device trust state as boolean. |
| * Note: this value may be |
| * retrieved from cache if we retrieved the data before * |
| * |
| * @return boolean to indicate trust or untrust state |
| */ |
| public synchronized boolean getTrustState(String address) { |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return false; |
| } |
| |
| String val = getRemoteDeviceProperty(address, "Trusted"); |
| if (val == null) { |
| return false; |
| } else { |
| return val.equals("true") ? true : false; |
| } |
| } |
| |
| /** |
| * Gets the remote major, minor classes encoded as a 32-bit |
| * integer. |
| * |
| * Note: this value is retrieved from cache, because we get it during |
| * remote-device discovery. |
| * |
| * @return 32-bit integer encoding the remote major, minor, and service |
| * classes. |
| */ |
| public synchronized int getRemoteClass(String address) { |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| return BluetoothClass.ERROR; |
| } |
| String val = getRemoteDeviceProperty(address, "Class"); |
| if (val == null) |
| return BluetoothClass.ERROR; |
| else { |
| return Integer.valueOf(val); |
| } |
| } |
| |
| |
| /** |
| * Gets the UUIDs supported by the remote device |
| * |
| * @return array of 128bit ParcelUuids |
| */ |
| public synchronized ParcelUuid[] getRemoteUuids(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return null; |
| } |
| return getUuidFromCache(address); |
| } |
| |
| private ParcelUuid[] getUuidFromCache(String address) { |
| String value = getRemoteDeviceProperty(address, "UUIDs"); |
| if (value == null) return null; |
| |
| String[] uuidStrings = null; |
| // The UUIDs are stored as a "," separated string. |
| uuidStrings = value.split(","); |
| ParcelUuid[] uuids = new ParcelUuid[uuidStrings.length]; |
| |
| for (int i = 0; i < uuidStrings.length; i++) { |
| uuids[i] = ParcelUuid.fromString(uuidStrings[i]); |
| } |
| return uuids; |
| } |
| |
| /** |
| * Connect and fetch new UUID's using SDP. |
| * The UUID's found are broadcast as intents. |
| * Optionally takes a uuid and callback to fetch the RFCOMM channel for the |
| * a given uuid. |
| * TODO: Don't wait UUID_INTENT_DELAY to broadcast UUID intents on success |
| * TODO: Don't wait UUID_INTENT_DELAY to handle the failure case for |
| * callback and broadcast intents. |
| */ |
| public synchronized boolean fetchRemoteUuids(String address, ParcelUuid uuid, |
| IBluetoothCallback callback) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| |
| RemoteService service = new RemoteService(address, uuid); |
| if (uuid != null && mUuidCallbackTracker.get(service) != null) { |
| // An SDP query for this address & uuid is already in progress |
| // Do not add this callback for the uuid |
| return false; |
| } |
| |
| if (mUuidIntentTracker.contains(address)) { |
| // An SDP query for this address is already in progress |
| // Add this uuid onto the in-progress SDP query |
| if (uuid != null) { |
| mUuidCallbackTracker.put(new RemoteService(address, uuid), callback); |
| } |
| return true; |
| } |
| |
| boolean ret; |
| if (getBondState(address) == BluetoothDevice.BOND_BONDED) { |
| String path = getObjectPathFromAddress(address); |
| if (path == null) return false; |
| |
| // Use an empty string for the UUID pattern |
| ret = discoverServicesNative(path, ""); |
| } else { |
| ret = createDeviceNative(address); |
| } |
| |
| mUuidIntentTracker.add(address); |
| if (uuid != null) { |
| mUuidCallbackTracker.put(new RemoteService(address, uuid), callback); |
| } |
| |
| Message message = mHandler.obtainMessage(MESSAGE_UUID_INTENT); |
| message.obj = address; |
| mHandler.sendMessageDelayed(message, UUID_INTENT_DELAY); |
| return ret; |
| } |
| |
| /** |
| * Gets the rfcomm channel associated with the UUID. |
| * Pulls records from the cache only. |
| * |
| * @param address Address of the remote device |
| * @param uuid ParcelUuid of the service attribute |
| * |
| * @return rfcomm channel associated with the service attribute |
| * -1 on error |
| */ |
| public int getRemoteServiceChannel(String address, ParcelUuid uuid) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return BluetoothDevice.ERROR; |
| } |
| // Check if we are recovering from a crash. |
| if (mDeviceProperties.isEmpty()) { |
| if (!updateRemoteDevicePropertiesCache(address)) |
| return -1; |
| } |
| |
| Map<ParcelUuid, Integer> value = mDeviceServiceChannelCache.get(address); |
| if (value != null && value.containsKey(uuid)) |
| return value.get(uuid); |
| return -1; |
| } |
| |
| public synchronized boolean setPin(String address, byte[] pin) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (pin == null || pin.length <= 0 || pin.length > 16 || |
| !BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| address = address.toUpperCase(); |
| Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address); |
| if (data == null) { |
| Log.w(TAG, "setPin(" + address + ") called but no native data available, " + |
| "ignoring. Maybe the PasskeyAgent Request was cancelled by the remote device" + |
| " or by bluez.\n"); |
| return false; |
| } |
| // bluez API wants pin as a string |
| String pinString; |
| try { |
| pinString = new String(pin, "UTF8"); |
| } catch (UnsupportedEncodingException uee) { |
| Log.e(TAG, "UTF8 not supported?!?"); |
| return false; |
| } |
| return setPinNative(address, pinString, data.intValue()); |
| } |
| |
| public synchronized boolean setPasskey(String address, int passkey) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (passkey < 0 || passkey > 999999 || !BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| address = address.toUpperCase(); |
| Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address); |
| if (data == null) { |
| Log.w(TAG, "setPasskey(" + address + ") called but no native data available, " + |
| "ignoring. Maybe the PasskeyAgent Request was cancelled by the remote device" + |
| " or by bluez.\n"); |
| return false; |
| } |
| return setPasskeyNative(address, passkey, data.intValue()); |
| } |
| |
| public synchronized boolean setPairingConfirmation(String address, boolean confirm) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| address = address.toUpperCase(); |
| Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address); |
| if (data == null) { |
| Log.w(TAG, "setPasskey(" + address + ") called but no native data available, " + |
| "ignoring. Maybe the PasskeyAgent Request was cancelled by the remote device" + |
| " or by bluez.\n"); |
| return false; |
| } |
| return setPairingConfirmationNative(address, confirm, data.intValue()); |
| } |
| |
| public synchronized boolean cancelPairingUserInput(String address) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM, |
| "Need BLUETOOTH_ADMIN permission"); |
| if (!BluetoothAdapter.checkBluetoothAddress(address)) { |
| return false; |
| } |
| mBondState.setBondState(address, BluetoothDevice.BOND_NONE, |
| BluetoothDevice.UNBOND_REASON_AUTH_CANCELED); |
| address = address.toUpperCase(); |
| Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address); |
| if (data == null) { |
| Log.w(TAG, "cancelUserInputNative(" + address + ") called but no native data " + |
| "available, ignoring. Maybe the PasskeyAgent Request was already cancelled " + |
| "by the remote or by bluez.\n"); |
| return false; |
| } |
| return cancelPairingUserInputNative(address, data.intValue()); |
| } |
| |
| public void updateDeviceServiceChannelCache(String address) { |
| ParcelUuid[] deviceUuids = getRemoteUuids(address); |
| // We are storing the rfcomm channel numbers only for the uuids |
| // we are interested in. |
| int channel; |
| if (DBG) log("updateDeviceServiceChannelCache(" + address + ")"); |
| |
| ArrayList<ParcelUuid> applicationUuids = new ArrayList(); |
| |
| synchronized (this) { |
| for (RemoteService service : mUuidCallbackTracker.keySet()) { |
| if (service.address.equals(address)) { |
| applicationUuids.add(service.uuid); |
| } |
| } |
| } |
| |
| Map <ParcelUuid, Integer> value = new HashMap<ParcelUuid, Integer>(); |
| |
| // Retrieve RFCOMM channel for default uuids |
| for (ParcelUuid uuid : RFCOMM_UUIDS) { |
| if (BluetoothUuid.isUuidPresent(deviceUuids, uuid)) { |
| channel = getDeviceServiceChannelNative(getObjectPathFromAddress(address), |
| uuid.toString(), 0x0004); |
| if (DBG) log("\tuuid(system): " + uuid + " " + channel); |
| value.put(uuid, channel); |
| } |
| } |
| // Retrieve RFCOMM channel for application requested uuids |
| for (ParcelUuid uuid : applicationUuids) { |
| if (BluetoothUuid.isUuidPresent(deviceUuids, uuid)) { |
| channel = getDeviceServiceChannelNative(getObjectPathFromAddress(address), |
| uuid.toString(), 0x0004); |
| if (DBG) log("\tuuid(application): " + uuid + " " + channel); |
| value.put(uuid, channel); |
| } |
| } |
| |
| synchronized (this) { |
| // Make application callbacks |
| for (Iterator<RemoteService> iter = mUuidCallbackTracker.keySet().iterator(); |
| iter.hasNext();) { |
| RemoteService service = iter.next(); |
| if (service.address.equals(address)) { |
| channel = -1; |
| if (value.get(service.uuid) != null) { |
| channel = value.get(service.uuid); |
| } |
| if (channel != -1) { |
| if (DBG) log("Making callback for " + service.uuid + " with result " + |
| channel); |
| IBluetoothCallback callback = mUuidCallbackTracker.get(service); |
| if (callback != null) { |
| try { |
| callback.onRfcommChannelFound(channel); |
| } catch (RemoteException e) {Log.e(TAG, "", e);} |
| } |
| |
| iter.remove(); |
| } |
| } |
| } |
| |
| // Update cache |
| mDeviceServiceChannelCache.put(address, value); |
| } |
| } |
| |
| /** |
| * b is a handle to a Binder instance, so that this service can be notified |
| * for Applications that terminate unexpectedly, to clean there service |
| * records |
| */ |
| public synchronized int addRfcommServiceRecord(String serviceName, ParcelUuid uuid, |
| int channel, IBinder b) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, |
| "Need BLUETOOTH permission"); |
| if (serviceName == null || uuid == null || channel < 1 || |
| channel > BluetoothSocket.MAX_RFCOMM_CHANNEL) { |
| return -1; |
| } |
| if (BluetoothUuid.isUuidPresent(BluetoothUuid.RESERVED_UUIDS, uuid)) { |
| Log.w(TAG, "Attempted to register a reserved UUID: " + uuid); |
| return -1; |
| } |
| int handle = addRfcommServiceRecordNative(serviceName, |
| uuid.getUuid().getMostSignificantBits(), uuid.getUuid().getLeastSignificantBits(), |
| (short)channel); |
| if (DBG) log("new handle " + Integer.toHexString(handle)); |
| if (handle == -1) { |
| return -1; |
| } |
| |
| int pid = Binder.getCallingPid(); |
| mServiceRecordToPid.put(new Integer(handle), new Integer(pid)); |
| try { |
| b.linkToDeath(new Reaper(handle, pid), 0); |
| } catch (RemoteException e) {} |
| return handle; |
| } |
| |
| public void removeServiceRecord(int handle) { |
| mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, |
| "Need BLUETOOTH permission"); |
| checkAndRemoveRecord(handle, Binder.getCallingPid()); |
| } |
| |
| private synchronized void checkAndRemoveRecord(int handle, int pid) { |
| Integer handleInt = new Integer(handle); |
| Integer owner = mServiceRecordToPid.get(handleInt); |
| if (owner != null && pid == owner.intValue()) { |
| if (DBG) log("Removing service record " + Integer.toHexString(handle) + " for pid " + |
| pid); |
| mServiceRecordToPid.remove(handleInt); |
| removeServiceRecordNative(handle); |
| } |
| } |
| |
| private class Reaper implements IBinder.DeathRecipient { |
| int pid; |
| int handle; |
| Reaper(int handle, int pid) { |
| this.pid = pid; |
| this.handle = handle; |
| } |
| public void binderDied() { |
| synchronized (BluetoothService.this) { |
| if (DBG) log("Tracked app " + pid + " died"); |
| checkAndRemoveRecord(handle, pid); |
| } |
| } |
| } |
| |
| private final BroadcastReceiver mReceiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| String action = intent.getAction(); |
| if (action.equals(Intent.ACTION_AIRPLANE_MODE_CHANGED)) { |
| ContentResolver resolver = context.getContentResolver(); |
| // Query the airplane mode from Settings.System just to make sure that |
| // some random app is not sending this intent and disabling bluetooth |
| boolean enabled = !isAirplaneModeOn(); |
| // If bluetooth is currently expected to be on, then enable or disable bluetooth |
| if (Settings.Secure.getInt(resolver, Settings.Secure.BLUETOOTH_ON, 0) > 0) { |
| if (enabled) { |
| enable(false); |
| } else { |
| disable(false); |
| } |
| } |
| } |
| } |
| }; |
| |
| private void registerForAirplaneMode() { |
| String airplaneModeRadios = Settings.System.getString(mContext.getContentResolver(), |
| Settings.System.AIRPLANE_MODE_RADIOS); |
| mIsAirplaneSensitive = airplaneModeRadios == null |
| ? true : airplaneModeRadios.contains(Settings.System.RADIO_BLUETOOTH); |
| if (mIsAirplaneSensitive) { |
| mIntentFilter = new IntentFilter(Intent.ACTION_AIRPLANE_MODE_CHANGED); |
| mContext.registerReceiver(mReceiver, mIntentFilter); |
| } |
| } |
| |
| /* Returns true if airplane mode is currently on */ |
| private final boolean isAirplaneModeOn() { |
| return Settings.System.getInt(mContext.getContentResolver(), |
| Settings.System.AIRPLANE_MODE_ON, 0) == 1; |
| } |
| |
| /* Broadcast the Uuid intent */ |
| /*package*/ synchronized void sendUuidIntent(String address) { |
| ParcelUuid[] uuid = getUuidFromCache(address); |
| Intent intent = new Intent(BluetoothDevice.ACTION_UUID); |
| intent.putExtra(BluetoothDevice.EXTRA_DEVICE, mAdapter.getRemoteDevice(address)); |
| intent.putExtra(BluetoothDevice.EXTRA_UUID, uuid); |
| mContext.sendBroadcast(intent, BLUETOOTH_ADMIN_PERM); |
| |
| if (mUuidIntentTracker.contains(address)) |
| mUuidIntentTracker.remove(address); |
| |
| } |
| |
| /*package*/ synchronized void makeServiceChannelCallbacks(String address) { |
| for (Iterator<RemoteService> iter = mUuidCallbackTracker.keySet().iterator(); |
| iter.hasNext();) { |
| RemoteService service = iter.next(); |
| if (service.address.equals(address)) { |
| if (DBG) log("Cleaning up failed UUID channel lookup: " + service.address + |
| " " + service.uuid); |
| IBluetoothCallback callback = mUuidCallbackTracker.get(service); |
| if (callback != null) { |
| try { |
| callback.onRfcommChannelFound(-1); |
| } catch (RemoteException e) {Log.e(TAG, "", e);} |
| } |
| |
| iter.remove(); |
| } |
| } |
| } |
| |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| switch(mBluetoothState) { |
| case BluetoothAdapter.STATE_OFF: |
| pw.println("Bluetooth OFF\n"); |
| return; |
| case BluetoothAdapter.STATE_TURNING_ON: |
| pw.println("Bluetooth TURNING ON\n"); |
| return; |
| case BluetoothAdapter.STATE_TURNING_OFF: |
| pw.println("Bluetooth TURNING OFF\n"); |
| return; |
| case BluetoothAdapter.STATE_ON: |
| pw.println("Bluetooth ON\n"); |
| } |
| |
| pw.println("mIsAirplaneSensitive = " + mIsAirplaneSensitive); |
| |
| pw.println("Local address = " + getAddress()); |
| pw.println("Local name = " + getName()); |
| pw.println("isDiscovering() = " + isDiscovering()); |
| |
| BluetoothHeadset headset = new BluetoothHeadset(mContext, null); |
| |
| pw.println("\n--Known devices--"); |
| for (String address : mDeviceProperties.keySet()) { |
| int bondState = mBondState.getBondState(address); |
| pw.printf("%s %10s (%d) %s\n", address, |
| toBondStateString(bondState), |
| mBondState.getAttempt(address), |
| getRemoteName(address)); |
| |
| Map<ParcelUuid, Integer> uuidChannels = mDeviceServiceChannelCache.get(address); |
| if (uuidChannels == null) { |
| pw.println("\tuuids = null"); |
| } else { |
| for (ParcelUuid uuid : uuidChannels.keySet()) { |
| Integer channel = uuidChannels.get(uuid); |
| if (channel == null) { |
| pw.println("\t" + uuid); |
| } else { |
| pw.println("\t" + uuid + " RFCOMM channel = " + channel); |
| } |
| } |
| } |
| for (RemoteService service : mUuidCallbackTracker.keySet()) { |
| if (service.address.equals(address)) { |
| pw.println("\tPENDING CALLBACK: " + service.uuid); |
| } |
| } |
| } |
| |
| String value = getProperty("Devices"); |
| String[] devicesObjectPath = null; |
| if (value != null) { |
| devicesObjectPath = value.split(","); |
| } |
| pw.println("\n--ACL connected devices--"); |
| if (devicesObjectPath != null) { |
| for (String device : devicesObjectPath) { |
| pw.println(getAddressFromObjectPath(device)); |
| } |
| } |
| |
| // Rather not do this from here, but no-where else and I need this |
| // dump |
| pw.println("\n--Headset Service--"); |
| switch (headset.getState()) { |
| case BluetoothHeadset.STATE_DISCONNECTED: |
| pw.println("getState() = STATE_DISCONNECTED"); |
| break; |
| case BluetoothHeadset.STATE_CONNECTING: |
| pw.println("getState() = STATE_CONNECTING"); |
| break; |
| case BluetoothHeadset.STATE_CONNECTED: |
| pw.println("getState() = STATE_CONNECTED"); |
| break; |
| case BluetoothHeadset.STATE_ERROR: |
| pw.println("getState() = STATE_ERROR"); |
| break; |
| } |
| |
| pw.println("\ngetCurrentHeadset() = " + headset.getCurrentHeadset()); |
| pw.println("getBatteryUsageHint() = " + headset.getBatteryUsageHint()); |
| headset.close(); |
| pw.println("\n--Application Service Records--"); |
| for (Integer handle : mServiceRecordToPid.keySet()) { |
| Integer pid = mServiceRecordToPid.get(handle); |
| pw.println("\tpid " + pid + " handle " + Integer.toHexString(handle)); |
| } |
| } |
| |
| /* package */ static int bluezStringToScanMode(boolean pairable, boolean discoverable) { |
| if (pairable && discoverable) |
| return BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE; |
| else if (pairable && !discoverable) |
| return BluetoothAdapter.SCAN_MODE_CONNECTABLE; |
| else |
| return BluetoothAdapter.SCAN_MODE_NONE; |
| } |
| |
| /* package */ static String scanModeToBluezString(int mode) { |
| switch (mode) { |
| case BluetoothAdapter.SCAN_MODE_NONE: |
| return "off"; |
| case BluetoothAdapter.SCAN_MODE_CONNECTABLE: |
| return "connectable"; |
| case BluetoothAdapter.SCAN_MODE_CONNECTABLE_DISCOVERABLE: |
| return "discoverable"; |
| } |
| return null; |
| } |
| |
| /*package*/ String getAddressFromObjectPath(String objectPath) { |
| String adapterObjectPath = getProperty("ObjectPath"); |
| if (adapterObjectPath == null || objectPath == null) { |
| Log.e(TAG, "getAddressFromObjectPath: AdpaterObjectPath:" + adapterObjectPath + |
| " or deviceObjectPath:" + objectPath + " is null"); |
| return null; |
| } |
| if (!objectPath.startsWith(adapterObjectPath)) { |
| Log.e(TAG, "getAddressFromObjectPath: AdpaterObjectPath:" + adapterObjectPath + |
| " is not a prefix of deviceObjectPath:" + objectPath + |
| "bluetoothd crashed ?"); |
| return null; |
| } |
| String address = objectPath.substring(adapterObjectPath.length()); |
| if (address != null) return address.replace('_', ':'); |
| |
| Log.e(TAG, "getAddressFromObjectPath: Address being returned is null"); |
| return null; |
| } |
| |
| /*package*/ String getObjectPathFromAddress(String address) { |
| String path = getProperty("ObjectPath"); |
| if (path == null) { |
| Log.e(TAG, "Error: Object Path is null"); |
| return null; |
| } |
| path = path + address.replace(":", "_"); |
| return path; |
| } |
| |
| private static void log(String msg) { |
| Log.d(TAG, msg); |
| } |
| |
| private native static void classInitNative(); |
| private native void initializeNativeDataNative(); |
| private native boolean setupNativeDataNative(); |
| private native boolean tearDownNativeDataNative(); |
| private native void cleanupNativeDataNative(); |
| private native String getAdapterPathNative(); |
| |
| private native int isEnabledNative(); |
| private native int enableNative(); |
| private native int disableNative(); |
| |
| private native Object[] getAdapterPropertiesNative(); |
| private native Object[] getDevicePropertiesNative(String objectPath); |
| private native boolean setAdapterPropertyStringNative(String key, String value); |
| private native boolean setAdapterPropertyIntegerNative(String key, int value); |
| private native boolean setAdapterPropertyBooleanNative(String key, int value); |
| |
| private native boolean startDiscoveryNative(); |
| private native boolean stopDiscoveryNative(); |
| |
| private native boolean createPairedDeviceNative(String address, int timeout_ms); |
| private native boolean cancelDeviceCreationNative(String address); |
| private native boolean removeDeviceNative(String objectPath); |
| private native int getDeviceServiceChannelNative(String objectPath, String uuid, |
| int attributeId); |
| |
| private native boolean cancelPairingUserInputNative(String address, int nativeData); |
| private native boolean setPinNative(String address, String pin, int nativeData); |
| private native boolean setPasskeyNative(String address, int passkey, int nativeData); |
| private native boolean setPairingConfirmationNative(String address, boolean confirm, |
| int nativeData); |
| private native boolean setDevicePropertyBooleanNative(String objectPath, String key, |
| int value); |
| private native boolean createDeviceNative(String address); |
| /*package*/ native boolean discoverServicesNative(String objectPath, String pattern); |
| |
| private native int addRfcommServiceRecordNative(String name, long uuidMsb, long uuidLsb, |
| short channel); |
| private native boolean removeServiceRecordNative(int handle); |
| } |