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Commit 88ce6d7a authored by Robert Wu's avatar Robert Wu Committed by Automerger Merge Worker
Browse files

Merge "BluetoothMidi: Remove unsafe code" into tm-dev am: 2bea42c4 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17161596

Change-Id: I11a937f9d9526297bfa8172963ca44020ec548b1
parents 17021c66 2bea42c4

media/packages/BluetoothMidiService/src/com/android/bluetoothmidiservice/BluetoothMidiDevice.java

+10 −11
Original line number Original line Diff line number Diff line
@@ -150,6 +150,7 @@ public final class BluetoothMidiDevice { 
        @Override

        @Override

        public void onCharacteristicRead(BluetoothGatt gatt,

        public void onCharacteristicRead(BluetoothGatt gatt,

                BluetoothGattCharacteristic characteristic,

                BluetoothGattCharacteristic characteristic,

                byte[] value,

                int status) {

                int status) {

            Log.d(TAG, "onCharacteristicRead " + status);

            Log.d(TAG, "onCharacteristicRead " + status);
@@ -164,8 +165,8 @@ public final class BluetoothMidiDevice { 
            BluetoothGattDescriptor descriptor = characteristic.getDescriptor(

            BluetoothGattDescriptor descriptor = characteristic.getDescriptor(

                    CLIENT_CHARACTERISTIC_CONFIG);

                    CLIENT_CHARACTERISTIC_CONFIG);

            if (descriptor != null) {

            if (descriptor != null) {

                descriptor.setValue(BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);

                int result = mBluetoothGatt.writeDescriptor(descriptor,

                boolean result = mBluetoothGatt.writeDescriptor(descriptor);

                        BluetoothGattDescriptor.ENABLE_NOTIFICATION_VALUE);

                Log.d(TAG, "writeDescriptor returned " + result);

                Log.d(TAG, "writeDescriptor returned " + result);

            } else {

            } else {

                Log.e(TAG, "No CLIENT_CHARACTERISTIC_CONFIG for device " + mBluetoothDevice);

                Log.e(TAG, "No CLIENT_CHARACTERISTIC_CONFIG for device " + mBluetoothDevice);
@@ -184,12 +185,13 @@ public final class BluetoothMidiDevice { 




        @Override

        @Override

        public void onCharacteristicChanged(BluetoothGatt gatt,

        public void onCharacteristicChanged(BluetoothGatt gatt,

                                            BluetoothGattCharacteristic characteristic) {

                                            BluetoothGattCharacteristic characteristic,

                                            byte[] value) {

            if (DEBUG) {

            if (DEBUG) {

                logByteArray("Received ", characteristic.getValue(), 0,

                logByteArray("Received BLE packet", value, 0,

                        characteristic.getValue().length);

                        value.length);

            }

            }

            mPacketDecoder.decodePacket(characteristic.getValue(), mOutputReceiver);

            mPacketDecoder.decodePacket(value, mOutputReceiver);

        }

        }





        @Override

        @Override
@@ -227,17 +229,14 @@ public final class BluetoothMidiDevice { 
                mCachedBuffer = new byte[count];

                mCachedBuffer = new byte[count];

            }

            }

            System.arraycopy(buffer, 0, mCachedBuffer, 0, count);

            System.arraycopy(buffer, 0, mCachedBuffer, 0, count);

            if (!mCharacteristic.setValue(mCachedBuffer)) {

                Log.w(TAG, "could not set characteristic value");

                return false;

            }





            if (DEBUG) {

            if (DEBUG) {

                logByteArray("Sent ", mCharacteristic.getValue(), 0,

                logByteArray("Sent ", mCharacteristic.getValue(), 0,

                       mCharacteristic.getValue().length);

                       mCharacteristic.getValue().length);

            }

            }





            if (!mBluetoothGatt.writeCharacteristic(mCharacteristic)) {

            if (mBluetoothGatt.writeCharacteristic(mCharacteristic, mCachedBuffer,

                    mCharacteristic.getWriteType()) != BluetoothGatt.GATT_SUCCESS) {

                Log.w(TAG, "could not write characteristic to Bluetooth GATT");

                Log.w(TAG, "could not write characteristic to Bluetooth GATT");

                return false;

                return false;

            }

            }