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mirror of https://codeberg.org/Freeyourgadget/Gadgetbridge synced 2024-06-20 20:10:15 +02:00

Mi Watch Lite: use xiaomi protobuf for sending user id

This commit is contained in:
Andreas Shimokawa 2023-10-15 22:12:17 +02:00 committed by José Rebelo
parent d3fa3e2c05
commit cdef620700

View File

@ -31,8 +31,10 @@ import java.util.UUID;
import nodomain.freeyourgadget.gadgetbridge.GBApplication;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.proto.xiaomi.XiaomiProto;
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiAuthService;
import nodomain.freeyourgadget.gadgetbridge.service.devices.xiaomi.XiaomiSupport;
import nodomain.freeyourgadget.gadgetbridge.util.ArrayUtils;
import nodomain.freeyourgadget.gadgetbridge.util.GB;
@ -46,7 +48,6 @@ public class MiWatchLiteSupport extends XiaomiSupport {
private static final UUID UUID_CHARACTERISTIC_UNK2 = UUID.fromString("16186f03-0000-1000-8000-00807f9b34fb");
private static final UUID UUID_CHARACTERISTIC_UNK3 = UUID.fromString("16186f04-0000-1000-8000-00807f9b34fb");
private static final UUID UUID_CHARACTERISTIC_UNK4 = UUID.fromString("16186f05-0000-1000-8000-00807f9b34fb");
private static boolean sendUserIdDone = false;
public MiWatchLiteSupport() {
super(); // FIXME: no we do not want to do this!! This adds supported characteristics which we do not have - but we have to.
@ -62,9 +63,18 @@ public class MiWatchLiteSupport extends XiaomiSupport {
enableNotifications(builder, true);
builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
builder.requestMtu(247);
byte[] command = new byte[]{0, 0, 0, 0, 1, 0};
BluetoothGattCharacteristic characteristic = getCharacteristic(UUID_CHARACTERISTIC_MAIN);
builder.write(characteristic, command);
String userId = getUserId(gbDevice);
final XiaomiProto.Auth auth = XiaomiProto.Auth.newBuilder()
.setUserId(userId)
.build();
final XiaomiProto.Command command = XiaomiProto.Command.newBuilder()
.setType(XiaomiAuthService.COMMAND_TYPE)
.setSubtype(XiaomiAuthService.CMD_SEND_USERID)
.setAuth(auth)
.build();
sendCommand("send user id", command);
builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
@ -80,26 +90,15 @@ public class MiWatchLiteSupport extends XiaomiSupport {
builder.notify(getCharacteristic(UUID_CHARACTERISTIC_UNK4), enable);
}
protected static byte[] getUserId(final GBDevice device) {
final byte[] userId = new byte[10];
protected static String getUserId(final GBDevice device) {
final SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(device.getAddress());
final String authKey = sharedPrefs.getString("authkey", null);
if (StringUtils.isNotBlank(authKey)) {
final byte[] srcBytes;
// Allow both with and without 0x, to avoid user mistakes
if (authKey.length() == 22 && authKey.startsWith("0x")) {
srcBytes = GB.hexStringToByteArray(authKey.trim().substring(2));
} else if (authKey.length() == 10) {
srcBytes = authKey.getBytes();
} else {
return null;
}
System.arraycopy(srcBytes, 0, userId, 0, 10);
return authKey;
}
return userId;
return "0000000000";
}
@Override
@ -131,20 +130,7 @@ public class MiWatchLiteSupport extends XiaomiSupport {
final byte[] success_bytes = new byte[]{0x00, 0x00, 0x01, 0x01, 0x00, 0x00};
final byte[] ping_request = new byte[]{0x00, 0x00, 0x00, 0x00, 0x01, 0x00};
if (characteristicUUID.equals(UUID_CHARACTERISTIC_MAIN)) {
if (Arrays.equals(success_bytes, characteristic.getValue()) && !sendUserIdDone) {
byte[] userId = getUserId(gbDevice);
if (userId == null) {
LOG.warn("no user id, sending 0000000000, this won't work");
userId = new byte[] {0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30,0x30};
}
sendUserIdDone = true;
TransactionBuilder builder = new TransactionBuilder("send user id");
builder.write(getCharacteristic(UUID_CHARACTERISTIC_MAIN), org.apache.commons.lang3.ArrayUtils.addAll(new byte[]{0x01, 0x00, 0x08, 0x01, 0x10, 0x05, 0x1a, 0x0c, 0x3a, 0x0a}, userId));
builder.queue(getQueue());
return true;
}
} else if (characteristicUUID.equals(UUID_CHARACTERISTIC_UNK1)) {
if (characteristicUUID.equals(UUID_CHARACTERISTIC_UNK1)) {
if (Arrays.equals(ping_request, characteristic.getValue())) {
TransactionBuilder builder = new TransactionBuilder("reply ping");
builder.write(getCharacteristic(UUID_CHARACTERISTIC_UNK1), new byte[]{0x00, 0x00, 0x01, 0x01});