Initial commit for HID Client

Initial commit for HID Client.

Change-Id: Ife1f54acce79892414ad71d5488fdb659efede59
CRs-Fixed: 573086

10 files changed, 1362 insertions, 0 deletions

diff --git a/core/java/android/bluetooth/BluetoothHidDevice.java b/core/java/android/bluetooth/BluetoothHidDevice.java
new file mode 100644
index 0000000..b8b8f5f
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDevice.java
@@ -0,0 +1,651 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.bluetooth;
+
+import android.annotation.SdkConstant;
+import android.annotation.SdkConstant.SdkConstantType;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.ServiceConnection;
+import android.os.IBinder;
+import android.os.RemoteException;
+import android.util.Log;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+/**
+ * This class provides the public APIs to control the Bluetooth Input
+ * Device Profile.
+ *
+ *<p>BluetoothInputDevice is a proxy object for controlling the Bluetooth
+ * Service via IPC. Use {@link BluetoothAdapter#getProfileProxy} to get
+ * the BluetoothInputDevice proxy object.
+ *
+ *<p>Each method is protected with its appropriate permission.
+ *@hide
+ */
+public final class BluetoothInputDevice implements BluetoothProfile {
+    private static final String TAG = "BluetoothInputDevice";
+    private static final boolean DBG = true;
+    private static final boolean VDBG = false;
+
+    /**
+     * Intent used to broadcast the change in connection state of the Input
+     * Device profile.
+     *
+     * <p>This intent will have 3 extras:
+     * <ul>
+     *   <li> {@link #EXTRA_STATE} - The current state of the profile. </li>
+     *   <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li>
+     *   <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li>
+     * </ul>
+     *
+     * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of
+     * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING},
+     * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to
+     * receive.
+     */
+    @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_CONNECTION_STATE_CHANGED =
+        "android.bluetooth.input.profile.action.CONNECTION_STATE_CHANGED";
+
+    /**
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_PROTOCOL_MODE_CHANGED =
+        "android.bluetooth.input.profile.action.PROTOCOL_MODE_CHANGED";
+
+    /**
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_REPORT =
+        "android.bluetooth.input.profile.action.REPORT";
+
+    /**
+     * @hide
+     */
+    @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
+    public static final String ACTION_VIRTUAL_UNPLUG_STATUS =
+        "android.bluetooth.input.profile.action.VIRTUAL_UNPLUG_STATUS";
+
+
+    /**
+     * Return codes for the connect and disconnect Bluez / Dbus calls.
+     * @hide
+     */
+    public static final int INPUT_DISCONNECT_FAILED_NOT_CONNECTED = 5000;
+
+    /**
+     * @hide
+     */
+    public static final int INPUT_CONNECT_FAILED_ALREADY_CONNECTED = 5001;
+
+    /**
+     * @hide
+     */
+    public static final int INPUT_CONNECT_FAILED_ATTEMPT_FAILED = 5002;
+
+    /**
+     * @hide
+     */
+    public static final int INPUT_OPERATION_GENERIC_FAILURE = 5003;
+
+    /**
+     * @hide
+     */
+    public static final int INPUT_OPERATION_SUCCESS = 5004;
+
+    /**
+     * @hide
+     */
+    public static final int PROTOCOL_REPORT_MODE = 0;
+
+    /**
+     * @hide
+     */
+    public static final int PROTOCOL_BOOT_MODE = 1;
+
+    /**
+     * @hide
+     */
+    public static final int PROTOCOL_UNSUPPORTED_MODE = 255;
+
+    /*  int reportType, int reportType, int bufferSize */
+    /**
+     * @hide
+     */
+    public static final byte REPORT_TYPE_INPUT = 1;
+
+    /**
+     * @hide
+     */
+    public static final byte REPORT_TYPE_OUTPUT = 2;
+
+    /**
+     * @hide
+     */
+    public static final byte REPORT_TYPE_FEATURE = 3;
+
+    /**
+     * @hide
+     */
+    public static final int VIRTUAL_UNPLUG_STATUS_SUCCESS = 0;
+
+    /**
+     * @hide
+     */
+    public static final int VIRTUAL_UNPLUG_STATUS_FAIL = 1;
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_PROTOCOL_MODE = "android.bluetooth.BluetoothInputDevice.extra.PROTOCOL_MODE";
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_REPORT_TYPE = "android.bluetooth.BluetoothInputDevice.extra.REPORT_TYPE";
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_REPORT_ID = "android.bluetooth.BluetoothInputDevice.extra.REPORT_ID";
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_REPORT_BUFFER_SIZE = "android.bluetooth.BluetoothInputDevice.extra.REPORT_BUFFER_SIZE";
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_REPORT = "android.bluetooth.BluetoothInputDevice.extra.REPORT";
+
+    /**
+     * @hide
+     */
+    public static final String EXTRA_VIRTUAL_UNPLUG_STATUS = "android.bluetooth.BluetoothInputDevice.extra.VIRTUAL_UNPLUG_STATUS";
+
+    private Context mContext;
+    private ServiceListener mServiceListener;
+    private BluetoothAdapter mAdapter;
+    private IBluetoothInputDevice mService;
+
+    final private IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
+            new IBluetoothStateChangeCallback.Stub() {
+                public void onBluetoothStateChange(boolean up) {
+                    if (DBG) Log.d(TAG, "onBluetoothStateChange: up=" + up);
+                    if (!up) {
+                        if (VDBG) Log.d(TAG,"Unbinding service...");
+                        synchronized (mConnection) {
+                            try {
+                                mService = null;
+                                mContext.unbindService(mConnection);
+                            } catch (Exception re) {
+                                Log.e(TAG,"",re);
+                            }
+                        }
+                    } else {
+                        synchronized (mConnection) {
+                            try {
+                                if (mService == null) {
+                                    if (VDBG) Log.d(TAG,"Binding service...");
+                                    doBind();
+                                }
+                            } catch (Exception re) {
+                                Log.e(TAG,"",re);
+                            }
+                        }
+                    }
+                }
+        };
+
+    /**
+     * Create a BluetoothInputDevice proxy object for interacting with the local
+     * Bluetooth Service which handles the InputDevice profile
+     *
+     */
+    /*package*/ BluetoothInputDevice(Context context, ServiceListener l) {
+        mContext = context;
+        mServiceListener = l;
+        mAdapter = BluetoothAdapter.getDefaultAdapter();
+
+        IBluetoothManager mgr = mAdapter.getBluetoothManager();
+        if (mgr != null) {
+            try {
+                mgr.registerStateChangeCallback(mBluetoothStateChangeCallback);
+            } catch (RemoteException e) {
+                Log.e(TAG,"",e);
+            }
+        }
+
+        doBind();
+    }
+
+    boolean doBind() {
+        Intent intent = new Intent(IBluetoothInputDevice.class.getName());
+        ComponentName comp = intent.resolveSystemService(mContext.getPackageManager(), 0);
+        intent.setComponent(comp);
+        if (comp == null || !mContext.bindService(intent, mConnection, 0)) {
+            Log.e(TAG, "Could not bind to Bluetooth HID Service with " + intent);
+            return false;
+        }
+        return true;
+    }
+
+    /*package*/ void close() {
+        if (VDBG) log("close()");
+        IBluetoothManager mgr = mAdapter.getBluetoothManager();
+        if (mgr != null) {
+            try {
+                mgr.unregisterStateChangeCallback(mBluetoothStateChangeCallback);
+            } catch (Exception e) {
+                Log.e(TAG,"",e);
+            }
+        }
+
+        synchronized (mConnection) {
+            if (mService != null) {
+                try {
+                    mService = null;
+                    mContext.unbindService(mConnection);
+                } catch (Exception re) {
+                    Log.e(TAG,"",re);
+                }
+           }
+        }
+        mServiceListener = null;
+    }
+
+    /**
+     * Initiate connection to a profile of the remote bluetooth device.
+     *
+     * <p> The system supports connection to multiple input devices.
+     *
+     * <p> This API returns false in scenarios like the profile on the
+     * device is already connected or Bluetooth is not turned on.
+     * When this API returns true, it is guaranteed that
+     * connection state intent for the profile will be broadcasted with
+     * the state. Users can get the connection state of the profile
+     * from this intent.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
+     * permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean connect(BluetoothDevice device) {
+        if (DBG) log("connect(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.connect(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * Initiate disconnection from a profile
+     *
+     * <p> This API will return false in scenarios like the profile on the
+     * Bluetooth device is not in connected state etc. When this API returns,
+     * true, it is guaranteed that the connection state change
+     * intent will be broadcasted with the state. Users can get the
+     * disconnection state of the profile from this intent.
+     *
+     * <p> If the disconnection is initiated by a remote device, the state
+     * will transition from {@link #STATE_CONNECTED} to
+     * {@link #STATE_DISCONNECTED}. If the disconnect is initiated by the
+     * host (local) device the state will transition from
+     * {@link #STATE_CONNECTED} to state {@link #STATE_DISCONNECTING} to
+     * state {@link #STATE_DISCONNECTED}. The transition to
+     * {@link #STATE_DISCONNECTING} can be used to distinguish between the
+     * two scenarios.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
+     * permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean disconnect(BluetoothDevice device) {
+        if (DBG) log("disconnect(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.disconnect(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public List<BluetoothDevice> getConnectedDevices() {
+        if (VDBG) log("getConnectedDevices()");
+        if (mService != null && isEnabled()) {
+            try {
+                return mService.getConnectedDevices();
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return new ArrayList<BluetoothDevice>();
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return new ArrayList<BluetoothDevice>();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
+        if (VDBG) log("getDevicesMatchingStates()");
+        if (mService != null && isEnabled()) {
+            try {
+                return mService.getDevicesMatchingConnectionStates(states);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return new ArrayList<BluetoothDevice>();
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return new ArrayList<BluetoothDevice>();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public int getConnectionState(BluetoothDevice device) {
+        if (VDBG) log("getState(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.getConnectionState(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return BluetoothProfile.STATE_DISCONNECTED;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return BluetoothProfile.STATE_DISCONNECTED;
+    }
+
+    /**
+     * Set priority of the profile
+     *
+     * <p> The device should already be paired.
+     *  Priority can be one of {@link #PRIORITY_ON} or
+     * {@link #PRIORITY_OFF},
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN}
+     * permission.
+     *
+     * @param device Paired bluetooth device
+     * @param priority
+     * @return true if priority is set, false on error
+     * @hide
+     */
+    public boolean setPriority(BluetoothDevice device, int priority) {
+        if (DBG) log("setPriority(" + device + ", " + priority + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            if (priority != BluetoothProfile.PRIORITY_OFF &&
+                priority != BluetoothProfile.PRIORITY_ON) {
+              return false;
+            }
+            try {
+                return mService.setPriority(device, priority);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * Get the priority of the profile.
+     *
+     * <p> The priority can be any of:
+     * {@link #PRIORITY_AUTO_CONNECT}, {@link #PRIORITY_OFF},
+     * {@link #PRIORITY_ON}, {@link #PRIORITY_UNDEFINED}
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission.
+     *
+     * @param device Bluetooth device
+     * @return priority of the device
+     * @hide
+     */
+    public int getPriority(BluetoothDevice device) {
+        if (VDBG) log("getPriority(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.getPriority(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return BluetoothProfile.PRIORITY_OFF;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return BluetoothProfile.PRIORITY_OFF;
+    }
+
+    private final ServiceConnection mConnection = new ServiceConnection() {
+        public void onServiceConnected(ComponentName className, IBinder service) {
+            if (DBG) Log.d(TAG, "Proxy object connected");
+            mService = IBluetoothInputDevice.Stub.asInterface(service);
+
+            if (mServiceListener != null) {
+                mServiceListener.onServiceConnected(BluetoothProfile.INPUT_DEVICE, BluetoothInputDevice.this);
+            }
+        }
+        public void onServiceDisconnected(ComponentName className) {
+            if (DBG) Log.d(TAG, "Proxy object disconnected");
+            mService = null;
+            if (mServiceListener != null) {
+                mServiceListener.onServiceDisconnected(BluetoothProfile.INPUT_DEVICE);
+            }
+        }
+    };
+
+    private boolean isEnabled() {
+       if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
+       return false;
+    }
+
+    private boolean isValidDevice(BluetoothDevice device) {
+       if (device == null) return false;
+
+       if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
+       return false;
+    }
+
+
+    /**
+     * Initiate virtual unplug for a HID input device.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean virtualUnplug(BluetoothDevice device) {
+        if (DBG) log("virtualUnplug(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.virtualUnplug(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+
+    }
+
+    /**
+    * Send Get_Protocol_Mode command to the connected HID input device.
+    *
+    * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+    *
+    * @param device Remote Bluetooth Device
+    * @return false on immediate error,
+    *true otherwise
+    * @hide
+    */
+    public boolean getProtocolMode(BluetoothDevice device) {
+        if (VDBG) log("getProtocolMode(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.getProtocolMode(device);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+            return false;
+    }
+
+    /**
+     * Send Set_Protocol_Mode command to the connected HID input device.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean setProtocolMode(BluetoothDevice device, int protocolMode) {
+        if (DBG) log("setProtocolMode(" + device + ")");
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.setProtocolMode(device, protocolMode);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * Send Get_Report command to the connected HID input device.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @param reportType Report type
+     * @param reportId Report ID
+     * @param bufferSize Report receiving buffer size
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean getReport(BluetoothDevice device, byte reportType, byte reportId, int bufferSize) {
+        if (VDBG) log("getReport(" + device + "), reportType=" + reportType + " reportId=" + reportId + "bufferSize=" + bufferSize);
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.getReport(device, reportType, reportId, bufferSize);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * Send Set_Report command to the connected HID input device.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @param reportType Report type
+     * @param report Report receiving buffer size
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean setReport(BluetoothDevice device, byte reportType, String report) {
+        if (DBG) log("setReport(" + device + "), reportType=" + reportType + " report=" + report);
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.setReport(device, reportType, report);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+
+    /**
+     * Send Send_Data command to the connected HID input device.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH_ADMIN} permission.
+     *
+     * @param device Remote Bluetooth Device
+     * @param data Data to send
+     * @return false on immediate error,
+     *               true otherwise
+     * @hide
+     */
+    public boolean sendData(BluetoothDevice device, String report) {
+        if (DBG) log("sendData(" + device + "), report=" + report);
+        if (mService != null && isEnabled() && isValidDevice(device)) {
+            try {
+                return mService.sendData(device, report);
+            } catch (RemoteException e) {
+                Log.e(TAG, "Stack:" + Log.getStackTraceString(new Throwable()));
+                return false;
+            }
+        }
+        if (mService == null) Log.w(TAG, "Proxy not attached to service");
+        return false;
+    }
+    private static void log(String msg) {
+      Log.d(TAG, msg);
+    }
+}
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.aidl b/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.aidl
new file mode 100644
index 0000000..bc9e54f
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.aidl
@@ -0,0 +1,19 @@
+/*
+** Copyright 2011, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package android.bluetooth;
+
+parcelable BluetoothHealthAppConfiguration;
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.java b/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.java
new file mode 100644
index 0000000..15a9101
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppConfiguration.java
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package android.bluetooth;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * The Bluetooth Health Application Configuration that is used in conjunction with
+ * the {@link BluetoothHealth} class. This class represents an application configuration
+ * that the Bluetooth Health third party application will register to communicate with the
+ * remote Bluetooth health device.
+ *
+ */
+public final class BluetoothHealthAppConfiguration implements Parcelable {
+    private final String mName;
+    private final int mDataType;
+    private final int mRole;
+    private final int mChannelType;
+
+    /**
+     * Constructor to register the SINK role
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = BluetoothHealth.SINK_ROLE;
+        mChannelType = BluetoothHealth.CHANNEL_TYPE_ANY;
+    }
+
+    /**
+     * Constructor to register the application configuration.
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @param role {@link BluetoothHealth#SOURCE_ROLE} or
+     *                     {@link BluetoothHealth#SINK_ROLE}
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType, int role, int
+        channelType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = role;
+        mChannelType = channelType;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o instanceof BluetoothHealthAppConfiguration) {
+            BluetoothHealthAppConfiguration config = (BluetoothHealthAppConfiguration) o;
+            // config.getName() can never be NULL
+            return mName.equals(config.getName()) &&
+                    mDataType == config.getDataType() &&
+                    mRole == config.getRole() &&
+                    mChannelType == config.getChannelType();
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = 17;
+        result = 31 * result + (mName != null ? mName.hashCode() : 0);
+        result = 31 * result + mDataType;
+        result = 31 * result + mRole;
+        result = 31 * result + mChannelType;
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "BluetoothHealthAppConfiguration [mName = " + mName +
+            ",mDataType = " + mDataType + ", mRole = " + mRole + ",mChannelType = " +
+            mChannelType + "]";
+    }
+
+    public int describeContents() {
+        return 0;
+    }
+
+    /**
+     * Return the data type associated with this application configuration.
+     *
+     * @return dataType
+     */
+    public int getDataType() {
+        return mDataType;
+    }
+
+    /**
+     * Return the name of the application configuration.
+     *
+     * @return String name
+     */
+    public String getName() {
+        return mName;
+    }
+
+    /**
+     * Return the role associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#SOURCE_ROLE} or
+     *                         {@link BluetoothHealth#SINK_ROLE}
+     */
+    public int getRole() {
+        return mRole;
+    }
+
+    /**
+     * Return the channel type associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#CHANNEL_TYPE_RELIABLE} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_STREAMING} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_ANY}.
+     * @hide
+     */
+    public int getChannelType() {
+        return mChannelType;
+    }
+
+    public static final Parcelable.Creator<BluetoothHealthAppConfiguration> CREATOR =
+        new Parcelable.Creator<BluetoothHealthAppConfiguration>() {
+        @Override
+        public BluetoothHealthAppConfiguration createFromParcel(Parcel in) {
+            String name = in.readString();
+            int type = in.readInt();
+            int role = in.readInt();
+            int channelType = in.readInt();
+            return new BluetoothHealthAppConfiguration(name, type, role,
+                channelType);
+        }
+
+        @Override
+        public BluetoothHealthAppConfiguration[] newArray(int size) {
+            return new BluetoothHealthAppConfiguration[size];
+        }
+    };
+
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeString(mName);
+        out.writeInt(mDataType);
+        out.writeInt(mRole);
+        out.writeInt(mChannelType);
+    }
+}
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.aidl b/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.aidl
new file mode 100644
index 0000000..bc9e54f
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.aidl
@@ -0,0 +1,19 @@
+/*
+** Copyright 2011, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package android.bluetooth;
+
+parcelable BluetoothHealthAppConfiguration;
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.java b/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.java
new file mode 100644
index 0000000..15a9101
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppQosSettings.java
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package android.bluetooth;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * The Bluetooth Health Application Configuration that is used in conjunction with
+ * the {@link BluetoothHealth} class. This class represents an application configuration
+ * that the Bluetooth Health third party application will register to communicate with the
+ * remote Bluetooth health device.
+ *
+ */
+public final class BluetoothHealthAppConfiguration implements Parcelable {
+    private final String mName;
+    private final int mDataType;
+    private final int mRole;
+    private final int mChannelType;
+
+    /**
+     * Constructor to register the SINK role
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = BluetoothHealth.SINK_ROLE;
+        mChannelType = BluetoothHealth.CHANNEL_TYPE_ANY;
+    }
+
+    /**
+     * Constructor to register the application configuration.
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @param role {@link BluetoothHealth#SOURCE_ROLE} or
+     *                     {@link BluetoothHealth#SINK_ROLE}
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType, int role, int
+        channelType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = role;
+        mChannelType = channelType;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o instanceof BluetoothHealthAppConfiguration) {
+            BluetoothHealthAppConfiguration config = (BluetoothHealthAppConfiguration) o;
+            // config.getName() can never be NULL
+            return mName.equals(config.getName()) &&
+                    mDataType == config.getDataType() &&
+                    mRole == config.getRole() &&
+                    mChannelType == config.getChannelType();
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = 17;
+        result = 31 * result + (mName != null ? mName.hashCode() : 0);
+        result = 31 * result + mDataType;
+        result = 31 * result + mRole;
+        result = 31 * result + mChannelType;
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "BluetoothHealthAppConfiguration [mName = " + mName +
+            ",mDataType = " + mDataType + ", mRole = " + mRole + ",mChannelType = " +
+            mChannelType + "]";
+    }
+
+    public int describeContents() {
+        return 0;
+    }
+
+    /**
+     * Return the data type associated with this application configuration.
+     *
+     * @return dataType
+     */
+    public int getDataType() {
+        return mDataType;
+    }
+
+    /**
+     * Return the name of the application configuration.
+     *
+     * @return String name
+     */
+    public String getName() {
+        return mName;
+    }
+
+    /**
+     * Return the role associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#SOURCE_ROLE} or
+     *                         {@link BluetoothHealth#SINK_ROLE}
+     */
+    public int getRole() {
+        return mRole;
+    }
+
+    /**
+     * Return the channel type associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#CHANNEL_TYPE_RELIABLE} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_STREAMING} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_ANY}.
+     * @hide
+     */
+    public int getChannelType() {
+        return mChannelType;
+    }
+
+    public static final Parcelable.Creator<BluetoothHealthAppConfiguration> CREATOR =
+        new Parcelable.Creator<BluetoothHealthAppConfiguration>() {
+        @Override
+        public BluetoothHealthAppConfiguration createFromParcel(Parcel in) {
+            String name = in.readString();
+            int type = in.readInt();
+            int role = in.readInt();
+            int channelType = in.readInt();
+            return new BluetoothHealthAppConfiguration(name, type, role,
+                channelType);
+        }
+
+        @Override
+        public BluetoothHealthAppConfiguration[] newArray(int size) {
+            return new BluetoothHealthAppConfiguration[size];
+        }
+    };
+
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeString(mName);
+        out.writeInt(mDataType);
+        out.writeInt(mRole);
+        out.writeInt(mChannelType);
+    }
+}
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.aidl b/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.aidl
new file mode 100644
index 0000000..bc9e54f
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.aidl
@@ -0,0 +1,19 @@
+/*
+** Copyright 2011, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+package android.bluetooth;
+
+parcelable BluetoothHealthAppConfiguration;
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.java b/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.java
new file mode 100644
index 0000000..15a9101
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceAppSdpSettings.java
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package android.bluetooth;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * The Bluetooth Health Application Configuration that is used in conjunction with
+ * the {@link BluetoothHealth} class. This class represents an application configuration
+ * that the Bluetooth Health third party application will register to communicate with the
+ * remote Bluetooth health device.
+ *
+ */
+public final class BluetoothHealthAppConfiguration implements Parcelable {
+    private final String mName;
+    private final int mDataType;
+    private final int mRole;
+    private final int mChannelType;
+
+    /**
+     * Constructor to register the SINK role
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = BluetoothHealth.SINK_ROLE;
+        mChannelType = BluetoothHealth.CHANNEL_TYPE_ANY;
+    }
+
+    /**
+     * Constructor to register the application configuration.
+     *
+     * @param name Friendly name associated with the application configuration
+     * @param dataType Data Type of the remote Bluetooth Health device
+     * @param role {@link BluetoothHealth#SOURCE_ROLE} or
+     *                     {@link BluetoothHealth#SINK_ROLE}
+     * @hide
+     */
+    BluetoothHealthAppConfiguration(String name, int dataType, int role, int
+        channelType) {
+        mName = name;
+        mDataType = dataType;
+        mRole = role;
+        mChannelType = channelType;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o instanceof BluetoothHealthAppConfiguration) {
+            BluetoothHealthAppConfiguration config = (BluetoothHealthAppConfiguration) o;
+            // config.getName() can never be NULL
+            return mName.equals(config.getName()) &&
+                    mDataType == config.getDataType() &&
+                    mRole == config.getRole() &&
+                    mChannelType == config.getChannelType();
+        }
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = 17;
+        result = 31 * result + (mName != null ? mName.hashCode() : 0);
+        result = 31 * result + mDataType;
+        result = 31 * result + mRole;
+        result = 31 * result + mChannelType;
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "BluetoothHealthAppConfiguration [mName = " + mName +
+            ",mDataType = " + mDataType + ", mRole = " + mRole + ",mChannelType = " +
+            mChannelType + "]";
+    }
+
+    public int describeContents() {
+        return 0;
+    }
+
+    /**
+     * Return the data type associated with this application configuration.
+     *
+     * @return dataType
+     */
+    public int getDataType() {
+        return mDataType;
+    }
+
+    /**
+     * Return the name of the application configuration.
+     *
+     * @return String name
+     */
+    public String getName() {
+        return mName;
+    }
+
+    /**
+     * Return the role associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#SOURCE_ROLE} or
+     *                         {@link BluetoothHealth#SINK_ROLE}
+     */
+    public int getRole() {
+        return mRole;
+    }
+
+    /**
+     * Return the channel type associated with this application configuration.
+     *
+     * @return One of {@link BluetoothHealth#CHANNEL_TYPE_RELIABLE} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_STREAMING} or
+     *                         {@link BluetoothHealth#CHANNEL_TYPE_ANY}.
+     * @hide
+     */
+    public int getChannelType() {
+        return mChannelType;
+    }
+
+    public static final Parcelable.Creator<BluetoothHealthAppConfiguration> CREATOR =
+        new Parcelable.Creator<BluetoothHealthAppConfiguration>() {
+        @Override
+        public BluetoothHealthAppConfiguration createFromParcel(Parcel in) {
+            String name = in.readString();
+            int type = in.readInt();
+            int role = in.readInt();
+            int channelType = in.readInt();
+            return new BluetoothHealthAppConfiguration(name, type, role,
+                channelType);
+        }
+
+        @Override
+        public BluetoothHealthAppConfiguration[] newArray(int size) {
+            return new BluetoothHealthAppConfiguration[size];
+        }
+    };
+
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeString(mName);
+        out.writeInt(mDataType);
+        out.writeInt(mRole);
+        out.writeInt(mChannelType);
+    }
+}
diff --git a/core/java/android/bluetooth/BluetoothHidDeviceCallback.java b/core/java/android/bluetooth/BluetoothHidDeviceCallback.java
new file mode 100644
index 0000000..baf2ade
--- /dev/null
+++ b/core/java/android/bluetooth/BluetoothHidDeviceCallback.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+package android.bluetooth;
+
+import android.os.ParcelFileDescriptor;
+import android.util.Log;
+
+/**
+ * This abstract class is used to implement {@link BluetoothHealth} callbacks.
+ */
+public abstract class BluetoothHealthCallback {
+    private static final String TAG = "BluetoothHealthCallback";
+
+    /**
+     * Callback to inform change in registration state of the health
+     * application.
+     * <p> This callback is called on the binder thread (not on the UI thread)
+     *
+     * @param config Bluetooth Health app configuration
+     * @param status Success or failure of the registration or unregistration
+     *            calls. Can be one of
+     *            {@link BluetoothHealth#APP_CONFIG_REGISTRATION_SUCCESS} or
+     *            {@link BluetoothHealth#APP_CONFIG_REGISTRATION_FAILURE} or
+     *            {@link BluetoothHealth#APP_CONFIG_UNREGISTRATION_SUCCESS} or
+     *            {@link BluetoothHealth#APP_CONFIG_UNREGISTRATION_FAILURE}
+     */
+    public void onHealthAppConfigurationStatusChange(BluetoothHealthAppConfiguration config,
+            int status) {
+        Log.d(TAG, "onHealthAppConfigurationStatusChange: " + config + "Status: " + status);
+    }
+
+    /**
+     * Callback to inform change in channel state.
+     * <p> Its the responsibility of the implementor of this callback to close the
+     * parcel file descriptor when done. This callback is called on the Binder
+     * thread (not the UI thread)
+     *
+     * @param config The Health app configutation
+     * @param device The Bluetooth Device
+     * @param prevState The previous state of the channel
+     * @param newState The new state of the channel.
+     * @param fd The Parcel File Descriptor when the channel state is connected.
+     * @param channelId The id associated with the channel. This id will be used
+     *            in future calls like when disconnecting the channel.
+     */
+    public void onHealthChannelStateChange(BluetoothHealthAppConfiguration config,
+            BluetoothDevice device, int prevState, int newState, ParcelFileDescriptor fd,
+            int channelId) {
+        Log.d(TAG, "onHealthChannelStateChange: " + config + "Device: " + device +
+              "prevState:" + prevState + "newState:" + newState + "ParcelFd:" + fd +
+              "ChannelId:" + channelId);
+    }
+}
diff --git a/core/java/android/bluetooth/IBluetoothHidDevice.aidl b/core/java/android/bluetooth/IBluetoothHidDevice.aidl
new file mode 100644
index 0000000..1ebb9ca
--- /dev/null
+++ b/core/java/android/bluetooth/IBluetoothHidDevice.aidl
@@ -0,0 +1,59 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.bluetooth;
+
+import android.bluetooth.BluetoothDevice;
+
+/**
+ * API for Bluetooth HID service
+ *
+ * {@hide}
+ */
+interface IBluetoothInputDevice {
+    // Public API
+    boolean connect(in BluetoothDevice device);
+    boolean disconnect(in BluetoothDevice device);
+    List<BluetoothDevice> getConnectedDevices();
+    List<BluetoothDevice> getDevicesMatchingConnectionStates(in int[] states);
+    int getConnectionState(in BluetoothDevice device);
+    boolean setPriority(in BluetoothDevice device, int priority);
+    int getPriority(in BluetoothDevice device);
+    /**
+    * @hide
+    */
+    boolean getProtocolMode(in BluetoothDevice device);
+    /**
+    * @hide
+    */
+    boolean virtualUnplug(in BluetoothDevice device);
+    /**
+    * @hide
+    */
+    boolean setProtocolMode(in BluetoothDevice device, int protocolMode);
+    /**
+    * @hide
+    */
+    boolean getReport(in BluetoothDevice device, byte reportType, byte reportId, int bufferSize);
+    /**
+    * @hide
+    */
+    boolean setReport(in BluetoothDevice device, byte reportType, String report);
+    /**
+    * @hide
+    */
+    boolean sendData(in BluetoothDevice device, String report);
+}
diff --git a/core/java/android/bluetooth/IBluetoothHidDeviceCallback.aidl b/core/java/android/bluetooth/IBluetoothHidDeviceCallback.aidl
new file mode 100644
index 0000000..0ace9fe
--- /dev/null
+++ b/core/java/android/bluetooth/IBluetoothHidDeviceCallback.aidl
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2011, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.bluetooth;
+
+import android.bluetooth.BluetoothDevice;
+import android.bluetooth.BluetoothHealthAppConfiguration;
+import android.os.ParcelFileDescriptor;
+
+/**
+ *@hide
+ */
+interface IBluetoothHealthCallback
+{
+    void onHealthAppConfigurationStatusChange(in BluetoothHealthAppConfiguration config, int status);
+    void onHealthChannelStateChange(in BluetoothHealthAppConfiguration config,
+        in BluetoothDevice device, int prevState, int newState, in
+        ParcelFileDescriptor fd, int id);
+}