| /* |
| * Copyright (C) 2009 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.ParcelUuid; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.UUID; |
| |
| /** |
| * Static helper methods and constants to decode the ParcelUuid of remote devices. |
| * @hide |
| */ |
| public final class BluetoothUuid { |
| |
| /* See Bluetooth Assigned Numbers document - SDP section, to get the values of UUIDs |
| * for the various services. |
| * |
| * The following 128 bit values are calculated as: |
| * uuid * 2^96 + BASE_UUID |
| */ |
| public static final ParcelUuid AudioSink = |
| ParcelUuid.fromString("0000110B-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid AudioSource = |
| ParcelUuid.fromString("0000110A-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid AdvAudioDist = |
| ParcelUuid.fromString("0000110D-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid HSP = |
| ParcelUuid.fromString("00001108-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid HSP_AG = |
| ParcelUuid.fromString("00001112-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid Handsfree = |
| ParcelUuid.fromString("0000111E-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid Handsfree_AG = |
| ParcelUuid.fromString("0000111F-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid AvrcpController = |
| ParcelUuid.fromString("0000110E-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid AvrcpTarget = |
| ParcelUuid.fromString("0000110C-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid ObexObjectPush = |
| ParcelUuid.fromString("00001105-0000-1000-8000-00805f9b34fb"); |
| public static final ParcelUuid Hid = |
| ParcelUuid.fromString("00001124-0000-1000-8000-00805f9b34fb"); |
| public static final ParcelUuid Hogp = |
| ParcelUuid.fromString("00001812-0000-1000-8000-00805f9b34fb"); |
| public static final ParcelUuid PANU = |
| ParcelUuid.fromString("00001115-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid NAP = |
| ParcelUuid.fromString("00001116-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid BNEP = |
| ParcelUuid.fromString("0000000f-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid PBAP_PSE = |
| ParcelUuid.fromString("0000112f-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid MAP = |
| ParcelUuid.fromString("00001132-0000-1000-8000-00805F9B34FB"); |
| public static final ParcelUuid MNS = |
| ParcelUuid.fromString("00001133-0000-1000-8000-00805F9B34FB"); |
| |
| public static final ParcelUuid[] RESERVED_UUIDS = { |
| AudioSink, AudioSource, AdvAudioDist, HSP, Handsfree, AvrcpController, AvrcpTarget, |
| ObexObjectPush, PANU, NAP, MAP, MNS}; |
| |
| public static boolean isAudioSource(ParcelUuid uuid) { |
| return uuid.equals(AudioSource); |
| } |
| |
| public static boolean isAudioSink(ParcelUuid uuid) { |
| return uuid.equals(AudioSink); |
| } |
| |
| public static boolean isAdvAudioDist(ParcelUuid uuid) { |
| return uuid.equals(AdvAudioDist); |
| } |
| |
| public static boolean isHandsfree(ParcelUuid uuid) { |
| return uuid.equals(Handsfree); |
| } |
| |
| public static boolean isHeadset(ParcelUuid uuid) { |
| return uuid.equals(HSP); |
| } |
| |
| public static boolean isAvrcpController(ParcelUuid uuid) { |
| return uuid.equals(AvrcpController); |
| } |
| |
| public static boolean isAvrcpTarget(ParcelUuid uuid) { |
| return uuid.equals(AvrcpTarget); |
| } |
| |
| public static boolean isInputDevice(ParcelUuid uuid) { |
| return uuid.equals(Hid); |
| } |
| |
| public static boolean isPanu(ParcelUuid uuid) { |
| return uuid.equals(PANU); |
| } |
| |
| public static boolean isNap(ParcelUuid uuid) { |
| return uuid.equals(NAP); |
| } |
| |
| public static boolean isBnep(ParcelUuid uuid) { |
| return uuid.equals(BNEP); |
| } |
| public static boolean isMap(ParcelUuid uuid) { |
| return uuid.equals(MAP); |
| } |
| public static boolean isMns(ParcelUuid uuid) { |
| return uuid.equals(MNS); |
| } |
| |
| /** |
| * Returns true if ParcelUuid is present in uuidArray |
| * |
| * @param uuidArray - Array of ParcelUuids |
| * @param uuid |
| */ |
| public static boolean isUuidPresent(ParcelUuid[] uuidArray, ParcelUuid uuid) { |
| if ((uuidArray == null || uuidArray.length == 0) && uuid == null) |
| return true; |
| |
| if (uuidArray == null) |
| return false; |
| |
| for (ParcelUuid element: uuidArray) { |
| if (element.equals(uuid)) return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Returns true if there any common ParcelUuids in uuidA and uuidB. |
| * |
| * @param uuidA - List of ParcelUuids |
| * @param uuidB - List of ParcelUuids |
| * |
| */ |
| public static boolean containsAnyUuid(ParcelUuid[] uuidA, ParcelUuid[] uuidB) { |
| if (uuidA == null && uuidB == null) return true; |
| |
| if (uuidA == null) { |
| return uuidB.length == 0 ? true : false; |
| } |
| |
| if (uuidB == null) { |
| return uuidA.length == 0 ? true : false; |
| } |
| |
| HashSet<ParcelUuid> uuidSet = new HashSet<ParcelUuid> (Arrays.asList(uuidA)); |
| for (ParcelUuid uuid: uuidB) { |
| if (uuidSet.contains(uuid)) return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Returns true if all the ParcelUuids in ParcelUuidB are present in |
| * ParcelUuidA |
| * |
| * @param uuidA - Array of ParcelUuidsA |
| * @param uuidB - Array of ParcelUuidsB |
| * |
| */ |
| public static boolean containsAllUuids(ParcelUuid[] uuidA, ParcelUuid[] uuidB) { |
| if (uuidA == null && uuidB == null) return true; |
| |
| if (uuidA == null) { |
| return uuidB.length == 0 ? true : false; |
| } |
| |
| if (uuidB == null) return true; |
| |
| HashSet<ParcelUuid> uuidSet = new HashSet<ParcelUuid> (Arrays.asList(uuidA)); |
| for (ParcelUuid uuid: uuidB) { |
| if (!uuidSet.contains(uuid)) return false; |
| } |
| return true; |
| } |
| |
| /** |
| * Extract the Service Identifier or the actual uuid from the Parcel Uuid. |
| * For example, if 0000110B-0000-1000-8000-00805F9B34FB is the parcel Uuid, |
| * this function will return 110B |
| * @param parcelUuid |
| * @return the service identifier. |
| */ |
| public static int getServiceIdentifierFromParcelUuid(ParcelUuid parcelUuid) { |
| UUID uuid = parcelUuid.getUuid(); |
| long value = (uuid.getMostSignificantBits() & 0x0000FFFF00000000L) >>> 32; |
| return (int)value; |
| } |
| } |