diff options
| -rw-r--r-- | core/java/android/bluetooth/BluetoothAdapter.java | 23 | ||||
| -rwxr-xr-x | core/java/android/bluetooth/BluetoothClass.java | 46 |
2 files changed, 69 insertions, 0 deletions
diff --git a/core/java/android/bluetooth/BluetoothAdapter.java b/core/java/android/bluetooth/BluetoothAdapter.java index 70591d4d0587..84765f6d7280 100644 --- a/core/java/android/bluetooth/BluetoothAdapter.java +++ b/core/java/android/bluetooth/BluetoothAdapter.java @@ -1134,6 +1134,29 @@ public final class BluetoothAdapter { } /** + * Sets the {@link BluetoothClass} Bluetooth Class of Device (CoD) of + * the local Bluetooth adapter. + * + * @param bluetoothClass {@link BluetoothClass} to set the local Bluetooth adapter to. + * @return true if successful, false if unsuccessful. + * + * @hide + */ + @RequiresPermission(Manifest.permission.BLUETOOTH_PRIVILEGED) + public boolean setBluetoothClass(BluetoothClass bluetoothClass) { + if (getState() != STATE_ON) return false; + try { + mServiceLock.readLock().lock(); + if (mService != null) return mService.setBluetoothClass(bluetoothClass); + } catch (RemoteException e) { + Log.e(TAG, "", e); + } finally { + mServiceLock.readLock().unlock(); + } + return false; + } + + /** * Get the current Bluetooth scan mode of the local Bluetooth adapter. * <p>The Bluetooth scan mode determines if the local adapter is * connectable and/or discoverable from remote Bluetooth devices. diff --git a/core/java/android/bluetooth/BluetoothClass.java b/core/java/android/bluetooth/BluetoothClass.java index 57e4abb12987..f22ea6e88e04 100755 --- a/core/java/android/bluetooth/BluetoothClass.java +++ b/core/java/android/bluetooth/BluetoothClass.java @@ -19,6 +19,10 @@ package android.bluetooth; import android.os.Parcel; import android.os.Parcelable; +import java.nio.ByteBuffer; +import java.nio.ByteOrder; +import java.util.Arrays; + /** * Represents a Bluetooth class, which describes general characteristics * and capabilities of a device. For example, a Bluetooth class will @@ -275,6 +279,48 @@ public final class BluetoothClass implements Parcelable { return (mClass & Device.BITMASK); } + /** + * Return the Bluetooth Class of Device (CoD) value including the + * {@link BluetoothClass.Service}, {@link BluetoothClass.Device.Major} and + * minor device fields. + * + * <p>This value is an integer representation of Bluetooth CoD as in + * Bluetooth specification. + * + * @see <a href="Bluetooth CoD">https://www.bluetooth.com/specifications/assigned-numbers/baseband</a> + * + * @hide + */ + public int getClassOfDevice() { + return mClass; + } + + /** + * Return the Bluetooth Class of Device (CoD) value including the + * {@link BluetoothClass.Service}, {@link BluetoothClass.Device.Major} and + * minor device fields. + * + * <p>This value is a byte array representation of Bluetooth CoD as in + * Bluetooth specification. + * + * <p>Bluetooth COD information is 3 bytes, but stored as an int. Hence the + * MSB is useless and needs to be thrown away. The lower 3 bytes are + * converted into a byte array MSB to LSB. Hence, using BIG_ENDIAN. + * + * @see <a href="Bluetooth CoD">https://www.bluetooth.com/specifications/assigned-numbers/baseband</a> + * + * @hide + */ + public byte[] getClassOfDeviceBytes() { + byte[] bytes = ByteBuffer.allocate(4) + .order(ByteOrder.BIG_ENDIAN) + .putInt(mClass) + .array(); + + // Discard the top byte + return Arrays.copyOfRange(bytes, 1, bytes.length); + } + /** @hide */ public static final int PROFILE_HEADSET = 0; /** @hide */ |