mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-11-05 01:37:03 +01:00
Mi Watch Lite: Refactor to use XiaomiCharacteristic
This commit is contained in:
José Rebelo
parent
84dff5b8df
commit
d953fd5b5b
@ -14,7 +14,7 @@
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.devices.miwatch;
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package nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.miwatch;
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import android.content.Context;
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import android.net.Uri;
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@ -28,8 +28,7 @@ import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.devices.InstallHandler;
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import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.XiaomiCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.service.DeviceSupport;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.miwatch.MiWatchLiteSupport;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiSupport;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiPlaintextSupport;
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public class MiWatchLiteCoordinator extends XiaomiCoordinator {
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@Override
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@ -62,6 +61,6 @@ public class MiWatchLiteCoordinator extends XiaomiCoordinator {
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@NonNull
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@Override
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public Class<? extends DeviceSupport> getDeviceSupportClass() {
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return MiWatchLiteSupport.class;
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return XiaomiPlaintextSupport.class;
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}
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}
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@ -143,7 +143,7 @@ import nodomain.freeyourgadget.gadgetbridge.devices.withingssteelhr.WithingsStee
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import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.miband8.MiBand8Coordinator;
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import nodomain.freeyourgadget.gadgetbridge.devices.xwatch.XWatchCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.devices.zetime.ZeTimeCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.devices.miwatch.MiWatchLiteCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.devices.xiaomi.miwatch.MiWatchLiteCoordinator;
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/**
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* For every supported device, a device type constant must exist.
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@ -1,151 +0,0 @@
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/* Copyright (C) 2023 Andreas Shimokawa
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.miwatch;
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import android.bluetooth.BluetoothGatt;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.content.SharedPreferences;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.util.Arrays;
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import java.util.UUID;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.proto.xiaomi.XiaomiProto;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiAuthService;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiSupport;
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import nodomain.freeyourgadget.gadgetbridge.util.ArrayUtils;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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public class MiWatchLiteSupport extends XiaomiSupport {
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private static final Logger LOG = LoggerFactory.getLogger(MiWatchLiteSupport.class);
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private static final UUID UUID_CHARACTERISTIC_MAIN = UUID.fromString("16186f02-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_UNK1 = UUID.fromString("16186f01-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_UNK2 = UUID.fromString("16186f03-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_UNK3 = UUID.fromString("16186f04-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_UNK4 = UUID.fromString("16186f05-0000-1000-8000-00807f9b34fb");
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public MiWatchLiteSupport() {
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super(); // FIXME: no we do not want to do this!! This adds supported characteristics which we do not have - but we have to.
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addSupportedService(UUID.fromString("16186f00-0000-1000-8000-00807f9b34fb"));
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}
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@Override
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protected TransactionBuilder initializeDevice(final TransactionBuilder builder) {
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// FIXME why is this needed?
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getDevice().setFirmwareVersion("...");
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//getDevice().setFirmwareVersion2("...");
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enableNotifications(builder, true);
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
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builder.requestMtu(247);
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String userId = getUserId(gbDevice);
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final XiaomiProto.Auth auth = XiaomiProto.Auth.newBuilder()
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.setUserId(userId)
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.build();
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final XiaomiProto.Command command = XiaomiProto.Command.newBuilder()
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.setType(XiaomiAuthService.COMMAND_TYPE)
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.setSubtype(XiaomiAuthService.CMD_SEND_USERID)
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.setAuth(auth)
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.build();
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sendCommand(builder, command);
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
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return builder;
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}
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private void enableNotifications(TransactionBuilder builder, boolean enable) {
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_MAIN), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK1), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK2), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK3), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK4), enable);
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}
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protected static String getUserId(final GBDevice device) {
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final SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(device.getAddress());
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final String authKey = sharedPrefs.getString("authkey", null);
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if (StringUtils.isNotBlank(authKey)) {
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return authKey;
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}
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return "0000000000";
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}
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@Override
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public void sendCommand(final TransactionBuilder builder, final nodomain.freeyourgadget.gadgetbridge.proto.xiaomi.XiaomiProto.Command command) {
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final byte[] commandBytes = command.toByteArray();
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final int commandLength = 2 + commandBytes.length;
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if (commandLength > getMTU()) {
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LOG.warn("Command with {} bytes is too large for MTU of {}", commandLength, getMTU());
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}
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builder.write(getCharacteristic(UUID_CHARACTERISTIC_MAIN), new byte[]{0x00, 0x00, 0x00, 0x00, 0x01, 0x00});
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builder.wait(500);
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final ByteBuffer buf = ByteBuffer.allocate(commandLength).order(ByteOrder.LITTLE_ENDIAN);
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buf.put((byte) 1);
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buf.put((byte) 0);
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buf.put(commandBytes);
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LOG.debug("Sending command {} as {}", GB.hexdump(commandBytes), GB.hexdump(buf.array()));
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builder.write(getCharacteristic(UUID_CHARACTERISTIC_MAIN), buf.array());
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}
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@Override
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public boolean onCharacteristicChanged(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic) {
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if (super.onCharacteristicChanged(gatt, characteristic)) {
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return true;
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}
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UUID characteristicUUID = characteristic.getUuid();
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final byte[] success_bytes = new byte[]{0x00, 0x00, 0x01, 0x01, 0x00, 0x00};
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final byte[] ping_request = new byte[]{0x00, 0x00, 0x00, 0x00, 0x01, 0x00};
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if (characteristicUUID.equals(UUID_CHARACTERISTIC_UNK1)) {
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if (Arrays.equals(ping_request, characteristic.getValue())) {
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TransactionBuilder builder = new TransactionBuilder("reply ping");
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builder.write(getCharacteristic(UUID_CHARACTERISTIC_UNK1), new byte[]{0x00, 0x00, 0x01, 0x01});
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builder.queue(getQueue());
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return true;
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}
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if (ArrayUtils.startsWith(characteristic.getValue(), new byte[]{1, 0, 8})) {
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TransactionBuilder builder = new TransactionBuilder("ack whatever");
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builder.write(getCharacteristic(UUID_CHARACTERISTIC_UNK1), new byte[]{0x00, 0x00, 0x01, 0x00});
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builder.queue(getQueue());
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return true;
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}
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}
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LOG.info("Unhandled characteristic changed: " + characteristicUUID);
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return false;
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}
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}
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@ -38,8 +38,6 @@ import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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public class XiaomiCharacteristic {
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public static final byte[] PAYLOAD_ACK = new byte[]{0, 0, 3, 0};
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public static final byte[] PAYLOAD_CHUNKED_START_ACK = new byte[]{0, 0, 1, 1};
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public static final byte[] PAYLOAD_CHUNKED_END_ACK = new byte[]{0, 0, 1, 0};
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private final Logger LOG;
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@ -301,13 +299,13 @@ public class XiaomiCharacteristic {
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private void sendChunkStartAck() {
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final TransactionBuilder builder = mSupport.createTransactionBuilder("send chunked start ack");
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builder.write(bluetoothGattCharacteristic, PAYLOAD_CHUNKED_START_ACK);
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builder.write(bluetoothGattCharacteristic, new byte[]{0x00, 0x00, 0x01, 0x01});
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builder.queue(mSupport.getQueue());
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}
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private void sendChunkEndAck() {
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final TransactionBuilder builder = mSupport.createTransactionBuilder("send chunked end ack");
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builder.write(bluetoothGattCharacteristic, PAYLOAD_CHUNKED_END_ACK);
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builder.write(bluetoothGattCharacteristic, new byte[]{0x00, 0x00, 0x01, 0x00});
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builder.queue(mSupport.getQueue());
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}
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@ -68,12 +68,13 @@ public class XiaomiEncryptedSupport extends XiaomiSupport {
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final BluetoothGattCharacteristic btCharacteristicActivityData = getCharacteristic(UUID_CHARACTERISTIC_XIAOMI_ACTIVITY_DATA);
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final BluetoothGattCharacteristic btCharacteristicDataUpload = getCharacteristic(UUID_CHARACTERISTIC_XIAOMI_DATA_UPLOAD);
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if (btCharacteristicCommandRead == null || btCharacteristicCommandWrite == null || btCharacteristicActivityData == null || btCharacteristicDataUpload == null) {
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if (btCharacteristicCommandRead == null || btCharacteristicCommandWrite == null) {
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LOG.warn("Characteristics are null, will attempt to reconnect");
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.WAITING_FOR_RECONNECT, getContext()));
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return builder;
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}
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// TODO move this initialization to upstream class
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this.characteristicCommandRead = new XiaomiCharacteristic(this, btCharacteristicCommandRead, authService);
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this.characteristicCommandRead.setEncrypted(true);
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this.characteristicCommandRead.setHandler(this::handleCommandBytes);
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@ -96,6 +97,7 @@ public class XiaomiEncryptedSupport extends XiaomiSupport {
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_XIAOMI_COMMAND_WRITE), true);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_XIAOMI_ACTIVITY_DATA), true);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_XIAOMI_DATA_UPLOAD), true);
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authService.startEncryptedHandshake(builder);
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return builder;
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@ -0,0 +1,122 @@
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/* Copyright (C) 2023 Andreas Shimokawa
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.content.SharedPreferences;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.util.UUID;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.proto.xiaomi.XiaomiProto;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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public class XiaomiPlaintextSupport extends XiaomiSupport {
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private static final Logger LOG = LoggerFactory.getLogger(XiaomiPlaintextSupport.class);
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private static final UUID UUID_CHARACTERISTIC_MAIN_READ = UUID.fromString("16186f01-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_MAIN_WRITE = UUID.fromString("16186f02-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_ACTIVITY_DATA = UUID.fromString("16186f03-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_DATA_UPLOAD = UUID.fromString("16186f04-0000-1000-8000-00807f9b34fb");
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private static final UUID UUID_CHARACTERISTIC_UNK5 = UUID.fromString("16186f05-0000-1000-8000-00807f9b34fb");
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public XiaomiPlaintextSupport() {
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super();
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addSupportedService(UUID.fromString("16186f00-0000-1000-8000-00807f9b34fb"));
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}
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@Override
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protected TransactionBuilder initializeDevice(final TransactionBuilder builder) {
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final BluetoothGattCharacteristic btCharacteristicCommandRead = getCharacteristic(UUID_CHARACTERISTIC_MAIN_READ);
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final BluetoothGattCharacteristic btCharacteristicCommandWrite = getCharacteristic(UUID_CHARACTERISTIC_MAIN_WRITE);
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final BluetoothGattCharacteristic btCharacteristicActivityData = getCharacteristic(UUID_CHARACTERISTIC_ACTIVITY_DATA);
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final BluetoothGattCharacteristic btCharacteristicDataUpload = getCharacteristic(UUID_CHARACTERISTIC_DATA_UPLOAD);
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if (btCharacteristicCommandRead == null || btCharacteristicCommandWrite == null) {
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LOG.warn("Characteristics are null, will attempt to reconnect");
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.WAITING_FOR_RECONNECT, getContext()));
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return builder;
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}
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// TODO move this initialization to upstream class
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this.characteristicCommandRead = new XiaomiCharacteristic(this, btCharacteristicCommandRead, authService);
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this.characteristicCommandRead.setEncrypted(false);
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this.characteristicCommandRead.setHandler(this::handleCommandBytes);
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this.characteristicCommandWrite = new XiaomiCharacteristic(this, btCharacteristicCommandWrite, authService);
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this.characteristicCommandRead.setEncrypted(false);
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this.characteristicActivityData = new XiaomiCharacteristic(this, btCharacteristicActivityData, authService);
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this.characteristicActivityData.setHandler(healthService.getActivityFetcher()::addChunk);
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this.characteristicCommandRead.setEncrypted(false);
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this.characteristicDataUpload = new XiaomiCharacteristic(this, btCharacteristicDataUpload, authService);
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this.characteristicCommandRead.setEncrypted(false);
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// FIXME why is this needed?
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getDevice().setFirmwareVersion("...");
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//getDevice().setFirmwareVersion2("...");
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enableNotifications(builder, true);
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
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builder.requestMtu(247);
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String userId = getUserId(gbDevice);
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final XiaomiProto.Auth auth = XiaomiProto.Auth.newBuilder()
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.setUserId(userId)
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.build();
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final XiaomiProto.Command command = XiaomiProto.Command.newBuilder()
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.setType(XiaomiAuthService.COMMAND_TYPE)
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.setSubtype(XiaomiAuthService.CMD_SEND_USERID)
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.setAuth(auth)
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.build();
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sendCommand(builder, command);
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builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
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return builder;
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}
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private void enableNotifications(TransactionBuilder builder, boolean enable) {
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_MAIN_WRITE), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_MAIN_READ), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_ACTIVITY_DATA), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_DATA_UPLOAD), enable);
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builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK5), enable);
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}
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protected static String getUserId(final GBDevice device) {
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final SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(device.getAddress());
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final String authKey = sharedPrefs.getString("authkey", null);
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if (StringUtils.isNotBlank(authKey)) {
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return authKey;
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}
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return "0000000000";
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}
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}
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@ -394,12 +394,14 @@ public abstract class XiaomiSupport extends AbstractBTLEDeviceSupport {
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}
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public void sendCommand(final TransactionBuilder builder, final XiaomiProto.Command command) {
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// FIXME builder is ignored
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final byte[] commandBytes = command.toByteArray();
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LOG.debug("Sending command {}", GB.hexdump(commandBytes));
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this.characteristicCommandWrite.write(commandBytes);
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}
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public void sendCommand(final TransactionBuilder builder, final byte[] commandBytes) {
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// FIXME builder is ignored
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this.characteristicCommandWrite.write(commandBytes);
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}
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