Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.bluetooth; |
| 18 | |
Ivan Podogov | 0afe190 | 2016-12-23 11:52:21 +0000 | [diff] [blame] | 19 | import android.annotation.SdkConstant; |
| 20 | import android.annotation.SdkConstant.SdkConstantType; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 21 | import android.content.ComponentName; |
| 22 | import android.content.Context; |
| 23 | import android.content.Intent; |
| 24 | import android.content.ServiceConnection; |
| 25 | import android.os.IBinder; |
| 26 | import android.os.RemoteException; |
| 27 | import android.util.Log; |
| 28 | |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 29 | import java.util.ArrayList; |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 30 | import java.util.Arrays; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 31 | import java.util.List; |
| 32 | |
| 33 | /** |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 34 | * Provides the public APIs to control the Bluetooth HID Device |
| 35 | * profile. |
| 36 | * |
| 37 | * BluetoothHidDevice is a proxy object for controlling the Bluetooth HID |
| 38 | * Device Service via IPC. Use {@link BluetoothAdapter#getProfileProxy} to get |
| 39 | * the BluetoothHidDevice proxy object. |
| 40 | * |
| 41 | * {@hide} |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 42 | */ |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 43 | public final class BluetoothHidDevice implements BluetoothProfile { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 44 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 45 | private static final String TAG = BluetoothHidDevice.class.getSimpleName(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 46 | |
Ivan Podogov | 0afe190 | 2016-12-23 11:52:21 +0000 | [diff] [blame] | 47 | /** |
| 48 | * Intent used to broadcast the change in connection state of the Input |
| 49 | * Host profile. |
| 50 | * |
| 51 | * <p>This intent will have 3 extras: |
| 52 | * <ul> |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 53 | * <li> {@link #EXTRA_STATE} - The current state of the profile. </li> |
| 54 | * <li> {@link #EXTRA_PREVIOUS_STATE}- The previous state of the profile.</li> |
| 55 | * <li> {@link BluetoothDevice#EXTRA_DEVICE} - The remote device. </li> |
Ivan Podogov | 0afe190 | 2016-12-23 11:52:21 +0000 | [diff] [blame] | 56 | * </ul> |
| 57 | * |
| 58 | * <p>{@link #EXTRA_STATE} or {@link #EXTRA_PREVIOUS_STATE} can be any of |
| 59 | * {@link #STATE_DISCONNECTED}, {@link #STATE_CONNECTING}, |
| 60 | * {@link #STATE_CONNECTED}, {@link #STATE_DISCONNECTING}. |
| 61 | * |
| 62 | * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to |
| 63 | * receive. |
| 64 | */ |
| 65 | @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 66 | public static final String ACTION_CONNECTION_STATE_CHANGED = |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 67 | "android.bluetooth.hiddevice.profile.action.CONNECTION_STATE_CHANGED"; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 68 | |
| 69 | /** |
| 70 | * Constants representing device subclass. |
| 71 | * |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 72 | * @see #registerApp |
| 73 | * (BluetoothHidDeviceAppQosSettings, BluetoothHidDeviceAppQosSettings, |
| 74 | * BluetoothHidDeviceAppQosSettings, BluetoothHidDeviceCallback) |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 75 | */ |
| 76 | public static final byte SUBCLASS1_NONE = (byte) 0x00; |
| 77 | public static final byte SUBCLASS1_KEYBOARD = (byte) 0x40; |
| 78 | public static final byte SUBCLASS1_MOUSE = (byte) 0x80; |
| 79 | public static final byte SUBCLASS1_COMBO = (byte) 0xC0; |
| 80 | |
| 81 | public static final byte SUBCLASS2_UNCATEGORIZED = (byte) 0x00; |
| 82 | public static final byte SUBCLASS2_JOYSTICK = (byte) 0x01; |
| 83 | public static final byte SUBCLASS2_GAMEPAD = (byte) 0x02; |
| 84 | public static final byte SUBCLASS2_REMOTE_CONTROL = (byte) 0x03; |
| 85 | public static final byte SUBCLASS2_SENSING_DEVICE = (byte) 0x04; |
Hansong Zhang | 9eb138b | 2017-09-29 09:26:09 -0700 | [diff] [blame] | 86 | public static final byte SUBCLASS2_DIGITIZER_TABLET = (byte) 0x05; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 87 | public static final byte SUBCLASS2_CARD_READER = (byte) 0x06; |
| 88 | |
| 89 | /** |
| 90 | * Constants representing report types. |
| 91 | * |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 92 | * @see BluetoothHidDeviceCallback#onGetReport(BluetoothDevice, byte, byte, int) |
| 93 | * @see BluetoothHidDeviceCallback#onSetReport(BluetoothDevice, byte, byte, byte[]) |
| 94 | * @see BluetoothHidDeviceCallback#onIntrData(BluetoothDevice, byte, byte[]) |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 95 | */ |
| 96 | public static final byte REPORT_TYPE_INPUT = (byte) 1; |
| 97 | public static final byte REPORT_TYPE_OUTPUT = (byte) 2; |
| 98 | public static final byte REPORT_TYPE_FEATURE = (byte) 3; |
| 99 | |
| 100 | /** |
| 101 | * Constants representing error response for Set Report. |
| 102 | * |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 103 | * @see BluetoothHidDeviceCallback#onSetReport(BluetoothDevice, byte, byte, byte[]) |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 104 | */ |
| 105 | public static final byte ERROR_RSP_SUCCESS = (byte) 0; |
| 106 | public static final byte ERROR_RSP_NOT_READY = (byte) 1; |
| 107 | public static final byte ERROR_RSP_INVALID_RPT_ID = (byte) 2; |
| 108 | public static final byte ERROR_RSP_UNSUPPORTED_REQ = (byte) 3; |
| 109 | public static final byte ERROR_RSP_INVALID_PARAM = (byte) 4; |
| 110 | public static final byte ERROR_RSP_UNKNOWN = (byte) 14; |
| 111 | |
| 112 | /** |
| 113 | * Constants representing protocol mode used set by host. Default is always |
| 114 | * {@link #PROTOCOL_REPORT_MODE} unless notified otherwise. |
| 115 | * |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 116 | * @see BluetoothHidDeviceCallback#onSetProtocol(BluetoothDevice, byte) |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 117 | */ |
| 118 | public static final byte PROTOCOL_BOOT_MODE = (byte) 0; |
| 119 | public static final byte PROTOCOL_REPORT_MODE = (byte) 1; |
| 120 | |
| 121 | private Context mContext; |
| 122 | |
| 123 | private ServiceListener mServiceListener; |
| 124 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 125 | private volatile IBluetoothHidDevice mService; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 126 | |
| 127 | private BluetoothAdapter mAdapter; |
| 128 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 129 | private static class BluetoothHidDeviceCallbackWrapper extends |
| 130 | IBluetoothHidDeviceCallback.Stub { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 131 | |
| 132 | private BluetoothHidDeviceCallback mCallback; |
| 133 | |
| 134 | public BluetoothHidDeviceCallbackWrapper(BluetoothHidDeviceCallback callback) { |
| 135 | mCallback = callback; |
| 136 | } |
| 137 | |
| 138 | @Override |
| 139 | public void onAppStatusChanged(BluetoothDevice pluggedDevice, |
| 140 | BluetoothHidDeviceAppConfiguration config, boolean registered) { |
| 141 | mCallback.onAppStatusChanged(pluggedDevice, config, registered); |
| 142 | } |
| 143 | |
| 144 | @Override |
| 145 | public void onConnectionStateChanged(BluetoothDevice device, int state) { |
| 146 | mCallback.onConnectionStateChanged(device, state); |
| 147 | } |
| 148 | |
| 149 | @Override |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 150 | public void onGetReport(BluetoothDevice device, byte type, byte id, int bufferSize) { |
| 151 | mCallback.onGetReport(device, type, id, bufferSize); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 152 | } |
| 153 | |
| 154 | @Override |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 155 | public void onSetReport(BluetoothDevice device, byte type, byte id, byte[] data) { |
| 156 | mCallback.onSetReport(device, type, id, data); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | @Override |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 160 | public void onSetProtocol(BluetoothDevice device, byte protocol) { |
| 161 | mCallback.onSetProtocol(device, protocol); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 162 | } |
| 163 | |
| 164 | @Override |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 165 | public void onIntrData(BluetoothDevice device, byte reportId, byte[] data) { |
| 166 | mCallback.onIntrData(device, reportId, data); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 167 | } |
| 168 | |
| 169 | @Override |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 170 | public void onVirtualCableUnplug(BluetoothDevice device) { |
| 171 | mCallback.onVirtualCableUnplug(device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 172 | } |
| 173 | } |
| 174 | |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 175 | private final IBluetoothStateChangeCallback mBluetoothStateChangeCallback = |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 176 | new IBluetoothStateChangeCallback.Stub() { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 177 | |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 178 | public void onBluetoothStateChange(boolean up) { |
| 179 | Log.d(TAG, "onBluetoothStateChange: up=" + up); |
| 180 | synchronized (mConnection) { |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 181 | if (up) { |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 182 | try { |
| 183 | if (mService == null) { |
| 184 | Log.d(TAG, "Binding HID Device service..."); |
| 185 | doBind(); |
| 186 | } |
| 187 | } catch (IllegalStateException e) { |
| 188 | Log.e(TAG, |
| 189 | "onBluetoothStateChange: could not bind to HID Dev " |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 190 | + "service: ", e); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 191 | } catch (SecurityException e) { |
| 192 | Log.e(TAG, |
| 193 | "onBluetoothStateChange: could not bind to HID Dev " |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 194 | + "service: ", e); |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 195 | } |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 196 | } else { |
| 197 | Log.d(TAG, "Unbinding service..."); |
| 198 | doUnbind(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 199 | } |
| 200 | } |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 201 | } |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 202 | }; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 203 | |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 204 | private final ServiceConnection mConnection = new ServiceConnection() { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 205 | public void onServiceConnected(ComponentName className, IBinder service) { |
| 206 | Log.d(TAG, "onServiceConnected()"); |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 207 | mService = IBluetoothHidDevice.Stub.asInterface(service); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 208 | if (mServiceListener != null) { |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 209 | mServiceListener.onServiceConnected(BluetoothProfile.HID_DEVICE, |
| 210 | BluetoothHidDevice.this); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 211 | } |
| 212 | } |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 213 | public void onServiceDisconnected(ComponentName className) { |
| 214 | Log.d(TAG, "onServiceDisconnected()"); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 215 | mService = null; |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 216 | if (mServiceListener != null) { |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 217 | mServiceListener.onServiceDisconnected(BluetoothProfile.HID_DEVICE); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 218 | } |
| 219 | } |
| 220 | }; |
| 221 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 222 | BluetoothHidDevice(Context context, ServiceListener listener) { |
| 223 | Log.v(TAG, "BluetoothHidDevice"); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 224 | |
| 225 | mContext = context; |
| 226 | mServiceListener = listener; |
| 227 | mAdapter = BluetoothAdapter.getDefaultAdapter(); |
| 228 | |
| 229 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 230 | if (mgr != null) { |
| 231 | try { |
| 232 | mgr.registerStateChangeCallback(mBluetoothStateChangeCallback); |
| 233 | } catch (RemoteException e) { |
| 234 | e.printStackTrace(); |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | doBind(); |
| 239 | } |
| 240 | |
| 241 | boolean doBind() { |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 242 | Intent intent = new Intent(IBluetoothHidDevice.class.getName()); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 243 | ComponentName comp = intent.resolveSystemService(mContext.getPackageManager(), 0); |
| 244 | intent.setComponent(comp); |
| 245 | if (comp == null || !mContext.bindServiceAsUser(intent, mConnection, 0, |
| 246 | android.os.Process.myUserHandle())) { |
| 247 | Log.e(TAG, "Could not bind to Bluetooth HID Device Service with " + intent); |
| 248 | return false; |
| 249 | } |
| 250 | Log.d(TAG, "Bound to HID Device Service"); |
| 251 | return true; |
| 252 | } |
| 253 | |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 254 | void doUnbind() { |
| 255 | Log.d(TAG, "Unbinding HidDevService"); |
| 256 | if (mService != null) { |
| 257 | mService = null; |
| 258 | try { |
| 259 | mContext.unbindService(mConnection); |
| 260 | } catch (IllegalArgumentException e) { |
| 261 | Log.e(TAG, "Unable to unbind HidDevService", e); |
| 262 | } |
| 263 | } |
| 264 | } |
| 265 | |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 266 | void close() { |
| 267 | Log.v(TAG, "close()"); |
| 268 | |
| 269 | IBluetoothManager mgr = mAdapter.getBluetoothManager(); |
| 270 | if (mgr != null) { |
| 271 | try { |
| 272 | mgr.unregisterStateChangeCallback(mBluetoothStateChangeCallback); |
| 273 | } catch (RemoteException e) { |
| 274 | e.printStackTrace(); |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | synchronized (mConnection) { |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 279 | doUnbind(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 280 | } |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 281 | mServiceListener = null; |
| 282 | } |
| 283 | |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 284 | /** |
| 285 | * {@inheritDoc} |
| 286 | */ |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 287 | @Override |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 288 | public List<BluetoothDevice> getConnectedDevices() { |
| 289 | Log.v(TAG, "getConnectedDevices()"); |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 290 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 291 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 292 | if (service != null) { |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 293 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 294 | return service.getConnectedDevices(); |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 295 | } catch (RemoteException e) { |
| 296 | Log.e(TAG, e.toString()); |
| 297 | } |
| 298 | } else { |
| 299 | Log.w(TAG, "Proxy not attached to service"); |
| 300 | } |
| 301 | |
| 302 | return new ArrayList<BluetoothDevice>(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 303 | } |
| 304 | |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 305 | /** |
| 306 | * {@inheritDoc} |
| 307 | */ |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 308 | @Override |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 309 | public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) { |
| 310 | Log.v(TAG, "getDevicesMatchingConnectionStates(): states=" + Arrays.toString(states)); |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 311 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 312 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 313 | if (service != null) { |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 314 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 315 | return service.getDevicesMatchingConnectionStates(states); |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 316 | } catch (RemoteException e) { |
| 317 | Log.e(TAG, e.toString()); |
| 318 | } |
| 319 | } else { |
| 320 | Log.w(TAG, "Proxy not attached to service"); |
| 321 | } |
| 322 | |
| 323 | return new ArrayList<BluetoothDevice>(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 324 | } |
| 325 | |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 326 | /** |
| 327 | * {@inheritDoc} |
| 328 | */ |
Jack He | 2992cd0 | 2017-08-22 21:21:23 -0700 | [diff] [blame] | 329 | @Override |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 330 | public int getConnectionState(BluetoothDevice device) { |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 331 | Log.v(TAG, "getConnectionState(): device=" + device); |
| 332 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 333 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 334 | if (service != null) { |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 335 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 336 | return service.getConnectionState(device); |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 337 | } catch (RemoteException e) { |
| 338 | Log.e(TAG, e.toString()); |
| 339 | } |
| 340 | } else { |
| 341 | Log.w(TAG, "Proxy not attached to service"); |
| 342 | } |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 343 | |
| 344 | return STATE_DISCONNECTED; |
| 345 | } |
| 346 | |
| 347 | /** |
| 348 | * Registers application to be used for HID device. Connections to HID |
| 349 | * Device are only possible when application is registered. Only one |
| 350 | * application can be registered at time. When no longer used, application |
| 351 | * should be unregistered using |
| 352 | * {@link #unregisterApp(BluetoothHidDeviceAppConfiguration)}. |
| 353 | * |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 354 | * @param sdp {@link BluetoothHidDeviceAppSdpSettings} object of HID Device SDP record. |
| 355 | * @param inQos {@link BluetoothHidDeviceAppQosSettings} object of Incoming QoS Settings. |
| 356 | * @param outQos {@link BluetoothHidDeviceAppQosSettings} object of Outgoing QoS Settings. |
| 357 | * @param callback {@link BluetoothHidDeviceCallback} object to which callback messages will be |
| 358 | * sent. |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 359 | * @return |
| 360 | */ |
| 361 | public boolean registerApp(BluetoothHidDeviceAppSdpSettings sdp, |
| 362 | BluetoothHidDeviceAppQosSettings inQos, BluetoothHidDeviceAppQosSettings outQos, |
| 363 | BluetoothHidDeviceCallback callback) { |
| 364 | Log.v(TAG, "registerApp(): sdp=" + sdp + " inQos=" + inQos + " outQos=" + outQos |
| 365 | + " callback=" + callback); |
| 366 | |
| 367 | boolean result = false; |
| 368 | |
| 369 | if (sdp == null || callback == null) { |
| 370 | return false; |
| 371 | } |
| 372 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 373 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 374 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 375 | try { |
| 376 | BluetoothHidDeviceAppConfiguration config = |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 377 | new BluetoothHidDeviceAppConfiguration(); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 378 | BluetoothHidDeviceCallbackWrapper cbw = |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 379 | new BluetoothHidDeviceCallbackWrapper(callback); |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 380 | result = service.registerApp(config, sdp, inQos, outQos, cbw); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 381 | } catch (RemoteException e) { |
| 382 | Log.e(TAG, e.toString()); |
| 383 | } |
| 384 | } else { |
| 385 | Log.w(TAG, "Proxy not attached to service"); |
| 386 | } |
| 387 | |
| 388 | return result; |
| 389 | } |
| 390 | |
| 391 | /** |
| 392 | * Unregisters application. Active connection will be disconnected and no |
| 393 | * new connections will be allowed until registered again using |
Hansong Zhang | fa377b4 | 2017-09-27 14:17:20 -0700 | [diff] [blame] | 394 | * {@link #registerApp |
| 395 | * (BluetoothHidDeviceAppQosSettings, BluetoothHidDeviceAppQosSettings, |
| 396 | * BluetoothHidDeviceAppQosSettings, BluetoothHidDeviceCallback)} |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 397 | * |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 398 | * @param config {@link BluetoothHidDeviceAppConfiguration} object as obtained from {@link |
| 399 | * BluetoothHidDeviceCallback#onAppStatusChanged(BluetoothDevice, |
| 400 | * BluetoothHidDeviceAppConfiguration, |
| 401 | * boolean)} |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 402 | * @return |
| 403 | */ |
| 404 | public boolean unregisterApp(BluetoothHidDeviceAppConfiguration config) { |
| 405 | Log.v(TAG, "unregisterApp()"); |
| 406 | |
| 407 | boolean result = false; |
| 408 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 409 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 410 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 411 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 412 | result = service.unregisterApp(config); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 413 | } catch (RemoteException e) { |
| 414 | Log.e(TAG, e.toString()); |
| 415 | } |
| 416 | } else { |
| 417 | Log.w(TAG, "Proxy not attached to service"); |
| 418 | } |
| 419 | |
| 420 | return result; |
| 421 | } |
| 422 | |
| 423 | /** |
| 424 | * Sends report to remote host using interrupt channel. |
| 425 | * |
Jack He | a355e5e | 2017-08-22 16:06:54 -0700 | [diff] [blame] | 426 | * @param id Report Id, as defined in descriptor. Can be 0 in case Report Id are not defined in |
| 427 | * descriptor. |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 428 | * @param data Report data, not including Report Id. |
| 429 | * @return |
| 430 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 431 | public boolean sendReport(BluetoothDevice device, int id, byte[] data) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 432 | boolean result = false; |
| 433 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 434 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 435 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 436 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 437 | result = service.sendReport(device, id, data); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 438 | } catch (RemoteException e) { |
| 439 | Log.e(TAG, e.toString()); |
| 440 | } |
| 441 | } else { |
| 442 | Log.w(TAG, "Proxy not attached to service"); |
| 443 | } |
| 444 | |
| 445 | return result; |
| 446 | } |
| 447 | |
| 448 | /** |
| 449 | * Sends report to remote host as reply for GET_REPORT request from |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 450 | * {@link BluetoothHidDeviceCallback#onGetReport(BluetoothDevice, byte, byte, int)}. |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 451 | * |
| 452 | * @param type Report Type, as in request. |
| 453 | * @param id Report Id, as in request. |
| 454 | * @param data Report data, not including Report Id. |
| 455 | * @return |
| 456 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 457 | public boolean replyReport(BluetoothDevice device, byte type, byte id, byte[] data) { |
| 458 | Log.v(TAG, "replyReport(): device=" + device + " type=" + type + " id=" + id); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 459 | |
| 460 | boolean result = false; |
| 461 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 462 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 463 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 464 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 465 | result = service.replyReport(device, type, id, data); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 466 | } catch (RemoteException e) { |
| 467 | Log.e(TAG, e.toString()); |
| 468 | } |
| 469 | } else { |
| 470 | Log.w(TAG, "Proxy not attached to service"); |
| 471 | } |
| 472 | |
| 473 | return result; |
| 474 | } |
| 475 | |
| 476 | /** |
| 477 | * Sends error handshake message as reply for invalid SET_REPORT request |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 478 | * from {@link BluetoothHidDeviceCallback#onSetReport(BluetoothDevice, byte, byte, byte[])}. |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 479 | * |
| 480 | * @param error Error to be sent for SET_REPORT via HANDSHAKE. |
| 481 | * @return |
| 482 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 483 | public boolean reportError(BluetoothDevice device, byte error) { |
| 484 | Log.v(TAG, "reportError(): device=" + device + " error=" + error); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 485 | |
| 486 | boolean result = false; |
| 487 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 488 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 489 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 490 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 491 | result = service.reportError(device, error); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 492 | } catch (RemoteException e) { |
| 493 | Log.e(TAG, e.toString()); |
| 494 | } |
| 495 | } else { |
| 496 | Log.w(TAG, "Proxy not attached to service"); |
| 497 | } |
| 498 | |
| 499 | return result; |
| 500 | } |
| 501 | |
| 502 | /** |
| 503 | * Sends Virtual Cable Unplug to currently connected host. |
| 504 | * |
| 505 | * @return |
| 506 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 507 | public boolean unplug(BluetoothDevice device) { |
| 508 | Log.v(TAG, "unplug(): device=" + device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 509 | |
| 510 | boolean result = false; |
| 511 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 512 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 513 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 514 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 515 | result = service.unplug(device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 516 | } catch (RemoteException e) { |
| 517 | Log.e(TAG, e.toString()); |
| 518 | } |
| 519 | } else { |
| 520 | Log.w(TAG, "Proxy not attached to service"); |
| 521 | } |
| 522 | |
| 523 | return result; |
| 524 | } |
| 525 | |
| 526 | /** |
| 527 | * Initiates connection to host which currently has Virtual Cable |
| 528 | * established with device. |
| 529 | * |
| 530 | * @return |
| 531 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 532 | public boolean connect(BluetoothDevice device) { |
| 533 | Log.v(TAG, "connect(): device=" + device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 534 | |
| 535 | boolean result = false; |
| 536 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 537 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 538 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 539 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 540 | result = service.connect(device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 541 | } catch (RemoteException e) { |
| 542 | Log.e(TAG, e.toString()); |
| 543 | } |
| 544 | } else { |
| 545 | Log.w(TAG, "Proxy not attached to service"); |
| 546 | } |
| 547 | |
| 548 | return result; |
| 549 | } |
| 550 | |
| 551 | /** |
| 552 | * Disconnects from currently connected host. |
| 553 | * |
| 554 | * @return |
| 555 | */ |
Ivan Podogov | dd87cd3 | 2016-12-30 14:43:29 +0000 | [diff] [blame] | 556 | public boolean disconnect(BluetoothDevice device) { |
| 557 | Log.v(TAG, "disconnect(): device=" + device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 558 | |
| 559 | boolean result = false; |
| 560 | |
Hansong Zhang | c26c76c | 2017-10-20 15:55:59 -0700 | [diff] [blame] | 561 | final IBluetoothHidDevice service = mService; |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 562 | if (service != null) { |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 563 | try { |
Jack He | 16eeac3 | 2017-08-17 12:11:18 -0700 | [diff] [blame] | 564 | result = service.disconnect(device); |
Hemant Gupta | e88fd4b | 2014-04-18 11:22:45 +0530 | [diff] [blame] | 565 | } catch (RemoteException e) { |
| 566 | Log.e(TAG, e.toString()); |
| 567 | } |
| 568 | } else { |
| 569 | Log.w(TAG, "Proxy not attached to service"); |
| 570 | } |
| 571 | |
| 572 | return result; |
| 573 | } |
| 574 | } |