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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /core/java/android/server/BluetoothDeviceService.java
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
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auto import from //depot/cupcake/@135843
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diff --git a/core/java/android/server/BluetoothDeviceService.java b/core/java/android/server/BluetoothDeviceService.java
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-/*
- * 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/BluetoothDeviceService.java
- * and make the contructor package private again.
- *
- * @hide
- */
-
-package android.server;
-
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothError;
-import android.bluetooth.BluetoothHeadset;
-import android.bluetooth.BluetoothIntent;
-import android.bluetooth.IBluetoothDevice;
-import android.bluetooth.IBluetoothDeviceCallback;
-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.Handler;
-import android.os.Message;
-import android.os.RemoteException;
-import android.os.SystemService;
-import android.provider.Settings;
-import android.util.Log;
-
-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.Map;
-
-public class BluetoothDeviceService extends IBluetoothDevice.Stub {
- private static final String TAG = "BluetoothDeviceService";
- private static final boolean DBG = true;
-
- private int mNativeData;
- private BluetoothEventLoop mEventLoop;
- private IntentFilter mIntentFilter;
- private boolean mIsAirplaneSensitive;
- private final BondState mBondState = new BondState(); // local cache of bondings
- private volatile boolean mIsEnabled; // local cache of isEnabledNative()
- private boolean mIsDiscovering;
-
- 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;
-
- static {
- classInitNative();
- }
- private native static void classInitNative();
-
- public BluetoothDeviceService(Context context) {
- mContext = context;
- }
-
- /** Must be called after construction, and before any other method.
- */
- public synchronized void init() {
- initializeNativeDataNative();
- mIsEnabled = (isEnabledNative() == 1);
- if (mIsEnabled) {
- mBondState.loadBondState();
- }
- mIsDiscovering = false;
- mEventLoop = new BluetoothEventLoop(mContext, this);
- registerForAirplaneMode();
- }
- private native void initializeNativeDataNative();
-
- @Override
- protected void finalize() throws Throwable {
- if (mIsAirplaneSensitive) {
- mContext.unregisterReceiver(mReceiver);
- }
- try {
- cleanupNativeDataNative();
- } finally {
- super.finalize();
- }
- }
- private native void cleanupNativeDataNative();
-
- public boolean isEnabled() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return mIsEnabled;
- }
- private native int isEnabledNative();
-
- /**
- * 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, disable BT in settings
- *
- */
- public synchronized boolean disable(boolean saveSetting) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
-
- if (mEnableThread != null && mEnableThread.isAlive()) {
- return false;
- }
- if (!mIsEnabled) {
- return true;
- }
- mEventLoop.stop();
- disableNative();
-
- // mark in progress bondings as cancelled
- for (String address : mBondState.listInState(BluetoothDevice.BOND_BONDING)) {
- mBondState.setBondState(address, BluetoothDevice.BOND_NOT_BONDED,
- BluetoothDevice.UNBOND_REASON_AUTH_CANCELED);
- }
- // update mode
- Intent intent = new Intent(BluetoothIntent.SCAN_MODE_CHANGED_ACTION);
- intent.putExtra(BluetoothIntent.SCAN_MODE, BluetoothDevice.SCAN_MODE_NONE);
- mContext.sendBroadcast(intent, BLUETOOTH_PERM);
-
- mIsEnabled = false;
- if (saveSetting) {
- persistBluetoothOnSetting(false);
- }
- mIsDiscovering = false;
- intent = new Intent(BluetoothIntent.DISABLED_ACTION);
- mContext.sendBroadcast(intent, BLUETOOTH_PERM);
- return true;
- }
-
- /**
- * Bring up bluetooth, asynchronously, and enable BT in settings.
- * This turns on/off the underlying hardware.
- *
- * @return True on success (so far), guaranteeing the callback with be
- * notified when complete.
- */
- public boolean enable(IBluetoothDeviceCallback callback) {
- return enable(callback, true);
- }
-
- /**
- * Enable this Bluetooth device, asynchronously.
- * This turns on/off the underlying hardware.
- *
- * @param saveSetting If true, enable BT in settings
- *
- * @return True on success (so far), guaranteeing the callback with be
- * notified when complete.
- */
- public synchronized boolean enable(IBluetoothDeviceCallback callback,
- 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 (mIsEnabled) {
- return false;
- }
- if (mEnableThread != null && mEnableThread.isAlive()) {
- return false;
- }
- mEnableThread = new EnableThread(callback, saveSetting);
- mEnableThread.start();
- return true;
- }
-
- private static final int REGISTER_SDP_RECORDS = 1;
- private final Handler mHandler = new Handler() {
- @Override
- public void handleMessage(Message msg) {
- switch (msg.what) {
- case REGISTER_SDP_RECORDS:
- //TODO: Don't assume HSP/HFP is running, don't use sdptool,
- if (isEnabled()) {
- SystemService.start("hsag");
- SystemService.start("hfag");
- }
- }
- }
- };
-
- private EnableThread mEnableThread;
-
- private class EnableThread extends Thread {
- private final IBluetoothDeviceCallback mEnableCallback;
- private final boolean mSaveSetting;
- public EnableThread(IBluetoothDeviceCallback callback, boolean saveSetting) {
- mEnableCallback = callback;
- mSaveSetting = saveSetting;
- }
- public void run() {
- boolean res = (enableNative() == 0);
- if (res) {
- mEventLoop.start();
- }
-
- if (mEnableCallback != null) {
- try {
- mEnableCallback.onEnableResult(res ?
- BluetoothDevice.RESULT_SUCCESS :
- BluetoothDevice.RESULT_FAILURE);
- } catch (RemoteException e) {}
- }
-
- if (res) {
- mIsEnabled = true;
- if (mSaveSetting) {
- persistBluetoothOnSetting(true);
- }
- mIsDiscovering = false;
- Intent intent = new Intent(BluetoothIntent.ENABLED_ACTION);
- mBondState.loadBondState();
- mContext.sendBroadcast(intent, BLUETOOTH_PERM);
- mHandler.sendMessageDelayed(mHandler.obtainMessage(REGISTER_SDP_RECORDS), 3000);
-
- // Update mode
- mEventLoop.onModeChanged(getModeNative());
- }
- mEnableThread = null;
- }
- }
-
- private void persistBluetoothOnSetting(boolean bluetoothOn) {
- long origCallerIdentityToken = Binder.clearCallingIdentity();
- Settings.Secure.putInt(mContext.getContentResolver(), Settings.Secure.BLUETOOTH_ON,
- bluetoothOn ? 1 : 0);
- Binder.restoreCallingIdentity(origCallerIdentityToken);
- }
-
- private native int enableNative();
- private native int disableNative();
-
- /* 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
- private final ArrayList<String> mAutoPairingBlacklisted =
- new ArrayList<String>(Arrays.asList(
- "00:02:C7", "00:16:FE", "00:19:C1", "00:1B:FB", "00:1E:3D", //ALPS
- "00:21:4F", "00:23:06", "00:24:33", "00:A0:79", // ALPS
- "00:0E:6D", "00:13:E0", "00:21:E8", "00:60:57"// Murata for Prius 2007
- ));
-
- public synchronized void loadBondState() {
- if (!mIsEnabled) {
- return;
- }
- String[] bonds = listBondingsNative();
- if (bonds == null) {
- return;
- }
- mState.clear();
- if (DBG) log("found " + bonds.length + " bonded devices");
- for (String address : bonds) {
- mState.put(address.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;
- }
- if (DBG) log(address + " bond state " + oldState + " -> " + state + " (" +
- reason + ")");
- Intent intent = new Intent(BluetoothIntent.BOND_STATE_CHANGED_ACTION);
- intent.putExtra(BluetoothIntent.ADDRESS, address);
- intent.putExtra(BluetoothIntent.BOND_STATE, state);
- intent.putExtra(BluetoothIntent.BOND_PREVIOUS_STATE, oldState);
- if (state == BluetoothDevice.BOND_NOT_BONDED) {
- 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(BluetoothIntent.REASON, reason);
- mState.remove(address);
- } else {
- mState.put(address, state);
- }
-
- mContext.sendBroadcast(intent, BLUETOOTH_PERM);
- }
-
- public boolean isAutoPairingBlacklisted(String address) {
- for (String blacklistAddress : mAutoPairingBlacklisted) {
- if (address.startsWith(blacklistAddress)) return true;
- }
- return false;
- }
-
- public synchronized int getBondState(String address) {
- Integer state = mState.get(address);
- if (state == null) {
- return BluetoothDevice.BOND_NOT_BONDED;
- }
- return state.intValue();
- }
-
- private 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 native String[] listBondingsNative();
-
- private static String toBondStateString(int bondState) {
- switch (bondState) {
- case BluetoothDevice.BOND_NOT_BONDED:
- return "not bonded";
- case BluetoothDevice.BOND_BONDING:
- return "bonding";
- case BluetoothDevice.BOND_BONDED:
- return "bonded";
- default:
- return "??????";
- }
- }
-
- public synchronized String getAddress() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getAddressNative();
- }
- private native String getAddressNative();
-
- public synchronized String getName() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getNameNative();
- }
- private native String getNameNative();
-
- public synchronized boolean setName(String name) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (name == null) {
- return false;
- }
- // hcid handles persistance of the bluetooth name
- return setNameNative(name);
- }
- private native boolean setNameNative(String name);
-
- /**
- * Returns the user-friendly name of a remote device. This value is
- * retrned from our local cache, which is updated during device discovery.
- * 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 (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteNameNative(address);
- }
- private native String getRemoteNameNative(String address);
-
- /* pacakge */ native String getAdapterPathNative();
-
- public synchronized boolean startDiscovery(boolean resolveNames) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- return startDiscoveryNative(resolveNames);
- }
- private native boolean startDiscoveryNative(boolean resolveNames);
-
- public synchronized boolean cancelDiscovery() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- return cancelDiscoveryNative();
- }
- private native boolean cancelDiscoveryNative();
-
- public synchronized boolean isDiscovering() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return mIsDiscovering;
- }
-
- /* package */ void setIsDiscovering(boolean isDiscovering) {
- mIsDiscovering = isDiscovering;
- }
-
- public synchronized boolean startPeriodicDiscovery() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- return startPeriodicDiscoveryNative();
- }
- private native boolean startPeriodicDiscoveryNative();
-
- public synchronized boolean stopPeriodicDiscovery() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- return stopPeriodicDiscoveryNative();
- }
- private native boolean stopPeriodicDiscoveryNative();
-
- public synchronized boolean isPeriodicDiscovery() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return isPeriodicDiscoveryNative();
- }
- private native boolean isPeriodicDiscoveryNative();
-
- /**
- * 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 setDiscoverableTimeoutNative(timeout);
- }
- private native boolean setDiscoverableTimeoutNative(int timeout_s);
-
- /**
- * 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");
- return getDiscoverableTimeoutNative();
- }
- private native int getDiscoverableTimeoutNative();
-
- public synchronized boolean isAclConnected(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- return isConnectedNative(address);
- }
- private native boolean isConnectedNative(String address);
-
- public synchronized int getScanMode() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return bluezStringToScanMode(getModeNative());
- }
- private native String getModeNative();
-
- public synchronized boolean setScanMode(int mode) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- String bluezMode = scanModeToBluezString(mode);
- if (bluezMode != null) {
- return setModeNative(bluezMode);
- }
- return false;
- }
- private native boolean setModeNative(String mode);
-
- public synchronized boolean disconnectRemoteDeviceAcl(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- return disconnectRemoteDeviceNative(address);
- }
- private native boolean disconnectRemoteDeviceNative(String address);
-
- public synchronized boolean createBond(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- address = address.toUpperCase();
-
- // 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_NOT_BONDED) {
- return false;
- }
-
- if (!createBondingNative(address, 60000 /* 1 minute */)) {
- return false;
- }
-
- mBondState.setBondState(address, BluetoothDevice.BOND_BONDING);
- return true;
- }
- private native boolean createBondingNative(String address, int timeout_ms);
-
- public synchronized boolean cancelBondProcess(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- address = address.toUpperCase();
- if (mBondState.getBondState(address) != BluetoothDevice.BOND_BONDING) {
- return false;
- }
-
- mBondState.setBondState(address, BluetoothDevice.BOND_NOT_BONDED,
- BluetoothDevice.UNBOND_REASON_AUTH_CANCELED);
- cancelBondingProcessNative(address);
- return true;
- }
- private native boolean cancelBondingProcessNative(String address);
-
- public synchronized boolean removeBond(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- return removeBondingNative(address);
- }
- private native boolean removeBondingNative(String 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 (!BluetoothDevice.checkBluetoothAddress(address)) {
- return BluetoothError.ERROR;
- }
- return mBondState.getBondState(address.toUpperCase());
- }
-
- public synchronized String[] listAclConnections() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return listConnectionsNative();
- }
- private native String[] listConnectionsNative();
-
- /**
- * This method lists all remote devices that this adapter is aware of.
- * This is a list not only of all most-recently discovered devices, but of
- * all devices discovered by this adapter up to some point in the past.
- * Note that many of these devices may not be in the neighborhood anymore,
- * and attempting to connect to them will result in an error.
- *
- * @return An array of strings representing the Bluetooth addresses of all
- * remote devices that this adapter is aware of.
- */
- public synchronized String[] listRemoteDevices() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return listRemoteDevicesNative();
- }
- private native String[] listRemoteDevicesNative();
-
- /**
- * Returns the version of the Bluetooth chip. This version is compiled from
- * the LMP version. In case of EDR the features attribute must be checked.
- * Example: "Bluetooth 2.0 + EDR".
- *
- * @return a String representation of the this Adapter's underlying
- * Bluetooth-chip version.
- */
- public synchronized String getVersion() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getVersionNative();
- }
- private native String getVersionNative();
-
- /**
- * Returns the revision of the Bluetooth chip. This is a vendor-specific
- * value and in most cases it represents the firmware version. This might
- * derive from the HCI revision and LMP subversion values or via extra
- * vendord specific commands.
- * In case the revision of a chip is not available. This method should
- * return the LMP subversion value as a string.
- * Example: "HCI 19.2"
- *
- * @return The HCI revision of this adapter.
- */
- public synchronized String getRevision() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getRevisionNative();
- }
- private native String getRevisionNative();
-
- /**
- * Returns the manufacturer of the Bluetooth chip. If the company id is not
- * known the sting "Company ID %d" where %d should be replaced with the
- * numeric value from the manufacturer field.
- * Example: "Cambridge Silicon Radio"
- *
- * @return Manufacturer name.
- */
- public synchronized String getManufacturer() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getManufacturerNative();
- }
- private native String getManufacturerNative();
-
- /**
- * Returns the company name from the OUI database of the Bluetooth device
- * address. This function will need a valid and up-to-date oui.txt from
- * the IEEE. This value will be different from the manufacturer string in
- * the most cases.
- * If the oui.txt file is not present or the OUI part of the Bluetooth
- * address is not listed, it should return the string "OUI %s" where %s is
- * the actual OUI.
- *
- * Example: "Apple Computer"
- *
- * @return company name
- */
- public synchronized String getCompany() {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return getCompanyNative();
- }
- private native String getCompanyNative();
-
- /**
- * Like getVersion(), but for a remote device.
- *
- * @param address The Bluetooth address of the remote device.
- *
- * @return remote-device Bluetooth version
- *
- * @see #getVersion
- */
- public synchronized String getRemoteVersion(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteVersionNative(address);
- }
- private native String getRemoteVersionNative(String address);
-
- /**
- * Like getRevision(), but for a remote device.
- *
- * @param address The Bluetooth address of the remote device.
- *
- * @return remote-device HCI revision
- *
- * @see #getRevision
- */
- public synchronized String getRemoteRevision(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteRevisionNative(address);
- }
- private native String getRemoteRevisionNative(String address);
-
- /**
- * Like getManufacturer(), but for a remote device.
- *
- * @param address The Bluetooth address of the remote device.
- *
- * @return remote-device Bluetooth chip manufacturer
- *
- * @see #getManufacturer
- */
- public synchronized String getRemoteManufacturer(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteManufacturerNative(address);
- }
- private native String getRemoteManufacturerNative(String address);
-
- /**
- * Like getCompany(), but for a remote device.
- *
- * @param address The Bluetooth address of the remote device.
- *
- * @return remote-device company
- *
- * @see #getCompany
- */
- public synchronized String getRemoteCompany(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteCompanyNative(address);
- }
- private native String getRemoteCompanyNative(String address);
-
- /**
- * Returns the date and time when the specified remote device has been seen
- * by a discover procedure.
- * Example: "2006-02-08 12:00:00 GMT"
- *
- * @return a String with the timestamp.
- */
- public synchronized String lastSeen(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return lastSeenNative(address);
- }
- private native String lastSeenNative(String address);
-
- /**
- * Returns the date and time when the specified remote device has last been
- * connected to
- * Example: "2006-02-08 12:00:00 GMT"
- *
- * @return a String with the timestamp.
- */
- public synchronized String lastUsed(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return lastUsedNative(address);
- }
- private native String lastUsedNative(String address);
-
- /**
- * Gets the remote major, minor, and service 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.
- *
- * @see #getRemoteMajorClass
- * @see #getRemoteMinorClass
- * @see #getRemoteServiceClasses
- */
- public synchronized int getRemoteClass(String address) {
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- return -1;
- }
- return getRemoteClassNative(address);
- }
- private native int getRemoteClassNative(String address);
-
- /**
- * Gets the remote features encoded as bit mask.
- *
- * Note: This method may be obsoleted soon.
- *
- * @return byte array of features.
- */
- public synchronized byte[] getRemoteFeatures(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteFeaturesNative(address);
- }
- private native byte[] getRemoteFeaturesNative(String address);
-
- /**
- * This method and {@link #getRemoteServiceRecord} query the SDP service
- * on a remote device. They do not interpret the data, but simply return
- * it raw to the user. To read more about SDP service handles and records,
- * consult the Bluetooth core documentation (www.bluetooth.com).
- *
- * @param address Bluetooth address of remote device.
- * @param match a String match to narrow down the service-handle search.
- * The only supported value currently is "hsp" for the headset
- * profile. To retrieve all service handles, simply pass an empty
- * match string.
- *
- * @return all service handles corresponding to the string match.
- *
- * @see #getRemoteServiceRecord
- */
- public synchronized int[] getRemoteServiceHandles(String address, String match) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- if (match == null) {
- match = "";
- }
- return getRemoteServiceHandlesNative(address, match);
- }
- private native int[] getRemoteServiceHandlesNative(String address, String match);
-
- /**
- * This method retrieves the service records corresponding to a given
- * service handle (method {@link #getRemoteServiceHandles} retrieves the
- * service handles.)
- *
- * This method and {@link #getRemoteServiceHandles} do not interpret their
- * data, but simply return it raw to the user. To read more about SDP
- * service handles and records, consult the Bluetooth core documentation
- * (www.bluetooth.com).
- *
- * @param address Bluetooth address of remote device.
- * @param handle Service handle returned by {@link #getRemoteServiceHandles}
- *
- * @return a byte array of all service records corresponding to the
- * specified service handle.
- *
- * @see #getRemoteServiceHandles
- */
- public synchronized byte[] getRemoteServiceRecord(String address, int handle) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return null;
- }
- return getRemoteServiceRecordNative(address, handle);
- }
- private native byte[] getRemoteServiceRecordNative(String address, int handle);
-
- private static final int MAX_OUTSTANDING_ASYNC = 32;
-
- // AIDL does not yet support short's
- public synchronized boolean getRemoteServiceChannel(String address, int uuid16,
- IBluetoothDeviceCallback callback) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_PERM, "Need BLUETOOTH permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- HashMap<String, IBluetoothDeviceCallback> callbacks =
- mEventLoop.getRemoteServiceChannelCallbacks();
- if (callbacks.containsKey(address)) {
- Log.w(TAG, "SDP request already in progress for " + address);
- return false;
- }
- // Protect from malicious clients - only allow 32 bonding requests per minute.
- if (callbacks.size() > MAX_OUTSTANDING_ASYNC) {
- Log.w(TAG, "Too many outstanding SDP requests, dropping request for " + address);
- return false;
- }
- callbacks.put(address, callback);
-
- if (!getRemoteServiceChannelNative(address, (short)uuid16)) {
- callbacks.remove(address);
- return false;
- }
- return true;
- }
- private native boolean getRemoteServiceChannelNative(String address, short uuid16);
-
- 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 ||
- !BluetoothDevice.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());
- }
- private native boolean setPinNative(String address, String pin, int nativeData);
-
- public synchronized boolean cancelPin(String address) {
- mContext.enforceCallingOrSelfPermission(BLUETOOTH_ADMIN_PERM,
- "Need BLUETOOTH_ADMIN permission");
- if (!BluetoothDevice.checkBluetoothAddress(address)) {
- return false;
- }
- address = address.toUpperCase();
- Integer data = mEventLoop.getPasskeyAgentRequestData().remove(address);
- if (data == null) {
- Log.w(TAG, "cancelPin(" + 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 cancelPinNative(address, data.intValue());
- }
- private native boolean cancelPinNative(String address, int natveiData);
-
- 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(null, 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;
- }
-
- @Override
- protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
- if (mIsEnabled) {
- pw.println("\nBluetooth ENABLED: " + getAddress() + " (" + getName() + ")");
- pw.println("\nisDiscovering() = " + isDiscovering());
-
- BluetoothHeadset headset = new BluetoothHeadset(mContext, null);
-
- String[] addresses = listRemoteDevices();
-
- pw.println("\n--Known devices--");
- for (String address : addresses) {
- pw.printf("%s %10s (%d) %s\n", address,
- toBondStateString(mBondState.getBondState(address)),
- mBondState.getAttempt(address),
- getRemoteName(address));
- }
-
- addresses = listAclConnections();
- pw.println("\n--ACL connected devices--");
- for (String address : addresses) {
- pw.println(address);
- }
-
- // 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("getHeadsetAddress() = " + headset.getHeadsetAddress());
- headset.close();
-
- } else {
- pw.println("\nBluetooth DISABLED");
- }
- pw.println("\nmIsAirplaneSensitive = " + mIsAirplaneSensitive);
- }
-
- /* package */ static int bluezStringToScanMode(String mode) {
- if (mode == null) {
- return BluetoothError.ERROR;
- }
- mode = mode.toLowerCase();
- if (mode.equals("off")) {
- return BluetoothDevice.SCAN_MODE_NONE;
- } else if (mode.equals("connectable")) {
- return BluetoothDevice.SCAN_MODE_CONNECTABLE;
- } else if (mode.equals("discoverable")) {
- return BluetoothDevice.SCAN_MODE_CONNECTABLE_DISCOVERABLE;
- } else {
- return BluetoothError.ERROR;
- }
- }
-
- /* package */ static String scanModeToBluezString(int mode) {
- switch (mode) {
- case BluetoothDevice.SCAN_MODE_NONE:
- return "off";
- case BluetoothDevice.SCAN_MODE_CONNECTABLE:
- return "connectable";
- case BluetoothDevice.SCAN_MODE_CONNECTABLE_DISCOVERABLE:
- return "discoverable";
- }
- return null;
- }
-
- private static void log(String msg) {
- Log.d(TAG, msg);
- }
-}