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mirror of https://codeberg.org/Freeyourgadget/Gadgetbridge synced 2024-11-04 01:09:47 +01:00

SoFlow SO6: First working lock&unlock

needs key
This commit is contained in:
Andreas Shimokawa 2022-11-08 21:32:47 +01:00
parent 5db9d36d1a
commit 74517f12a3
3 changed files with 83 additions and 32 deletions

View File

@ -556,6 +556,8 @@ public class DeviceSpecificSettingsFragment extends PreferenceFragmentCompat imp
addPreferenceHandlerFor(PREF_OFFLINE_VOICE_RESPONSE_DURING_SCREEN_LIGHTING);
addPreferenceHandlerFor(PREF_OFFLINE_VOICE_LANGUAGE);
addPreferenceHandlerFor("lock");
String sleepTimeState = prefs.getString(PREF_SLEEP_TIME, PREF_DO_NOT_DISTURB_OFF);
boolean sleepTimeScheduled = sleepTimeState.equals(PREF_DO_NOT_DISTURB_SCHEDULED);

View File

@ -136,7 +136,7 @@ public class SoFlowCoordinator extends AbstractBLEDeviceCoordinator {
@Override
public int getBondingStyle() {
return BONDING_STYLE_REQUIRE_KEY;
return BONDING_STYLE_NONE;
}
@Override

View File

@ -21,18 +21,17 @@ import android.bluetooth.BluetoothGattCharacteristic;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.widget.Toast;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.ArrayList;
import java.util.UUID;
import nodomain.freeyourgadget.gadgetbridge.GBApplication;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventBatteryInfo;
import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventVersionInfo;
import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiService;
import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandService;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.Alarm;
import nodomain.freeyourgadget.gadgetbridge.model.CalendarEventSpec;
@ -47,19 +46,21 @@ import nodomain.freeyourgadget.gadgetbridge.service.btle.GattService;
import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceStateAction;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.IntentListener;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.battery.BatteryInfoProfile;
import nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.deviceinfo.DeviceInfoProfile;
import nodomain.freeyourgadget.gadgetbridge.util.CryptoUtils;
import nodomain.freeyourgadget.gadgetbridge.util.GB;
public class SoFlowSupport extends AbstractBTLEDeviceSupport {
public static final UUID UUID_CHARACTERISICS_NOTIFICATION = UUID.fromString("60000002-0000-1000-8000-00805f9b34fb");
public static final UUID UUID_CHARACTERISICS_WRITE = UUID.fromString("60000002-0000-1000-8000-00805f9b34fb");
public static final byte[] COMMAND_REQUEST_SESSION = new byte[]{0x06, 0x01, 0x01, 0x00, 00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
public static final UUID UUID_CHARACTERISICS_WRITE = UUID.fromString("60000003-0000-1000-8000-00805f9b34fb");
public static final byte[] COMMAND_REQUEST_SESSION = new byte[]{0x06, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
public static final byte[] COMMAND_LOCK = new byte[]{0x05, 0x0c, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
public static final byte[] COMMAND_UNLOCK = new byte[]{0x05, 0x01, 0x06, 0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
private static final Logger LOG = LoggerFactory.getLogger(SoFlowSupport.class);
private final DeviceInfoProfile<SoFlowSupport> deviceInfoProfile;
private final GBDeviceEventVersionInfo versionCmd = new GBDeviceEventVersionInfo();
private final GBDeviceEventBatteryInfo batteryCmd = new GBDeviceEventBatteryInfo();
private final IntentListener mListener = new IntentListener() {
@Override
public void notify(Intent intent) {
@ -70,6 +71,9 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
}
};
private byte[] aesKey;
private byte[] session = new byte[]{0, 0, 0, 0};
public SoFlowSupport() {
super(LOG);
addSupportedService(GattService.UUID_SERVICE_GENERIC_ACCESS);
@ -85,9 +89,11 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
@Override
protected TransactionBuilder initializeDevice(TransactionBuilder builder) {
aesKey = getSecretKey();
builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZING, getContext()));
requestDeviceInfo(builder);
builder.notify(getCharacteristic(UUID_CHARACTERISICS_NOTIFICATION), true);
writeEncrypted(builder, COMMAND_REQUEST_SESSION);
setInitialized(builder);
return builder;
}
@ -101,6 +107,13 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
builder.add(new SetDeviceStateAction(getDevice(), GBDevice.State.INITIALIZED, getContext()));
}
private void writeEncrypted(TransactionBuilder builder, byte[] data) {
try {
builder.write(getCharacteristic(UUID_CHARACTERISICS_WRITE), CryptoUtils.encryptAES(data, aesKey));
} catch (Exception e) {
LOG.error("error while encrypting data");
}
}
@Override
public boolean useAutoConnect() {
@ -115,27 +128,81 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
}
protected byte[] getSecretKey() {
byte[] authKeyBytes = new byte[16];
byte[] authKeyBytes;
SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(getDevice().getAddress());
String authKey = sharedPrefs.getString("authkey", null);
if (authKey != null && !authKey.isEmpty()) {
authKey = authKey.trim();
byte[] srcBytes = authKey.getBytes();
if (authKey.length() == 34 && authKey.substring(0, 2).equals("0x")) {
srcBytes = GB.hexStringToByteArray(authKey.substring(2));
if (authKey.length() == 34 && authKey.startsWith("0x")) {
authKeyBytes = GB.hexStringToByteArray(authKey.substring(2));
} else if (authKey.length() == 32) {
srcBytes = GB.hexStringToByteArray(authKey);
authKeyBytes = GB.hexStringToByteArray(authKey);
} else {
return null;
}
System.arraycopy(srcBytes, 0, authKeyBytes, 0, Math.min(srcBytes.length, 16));
return authKeyBytes;
}
return null;
}
@Override
public boolean onCharacteristicChanged(BluetoothGatt gatt,
BluetoothGattCharacteristic characteristic) {
if (super.onCharacteristicChanged(gatt, characteristic)) {
return true;
}
UUID characteristicUUID = characteristic.getUuid();
if (UUID_CHARACTERISICS_NOTIFICATION.equals(characteristicUUID)) {
try {
byte[] data = CryptoUtils.decryptAES(characteristic.getValue(), aesKey);
if (data[0] == 0x06 && data[1] == 0x01 && data[2] == 0x07) {
session[0] = data[3];
session[1] = data[4];
session[2] = data[5];
session[3] = data[6];
LOG.info("Got session");
}
} catch (Exception e) {
e.printStackTrace();
}
return true;
}
LOG.info("Unhandled characteristic changed: " + characteristicUUID);
return false;
}
@Override
public void onSendConfiguration(String config) {
TransactionBuilder builder;
try {
builder = performInitialized("Sending configuration for option: " + config);
if ("lock".equals(config)) {
SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(getDevice().getAddress());
boolean lock = sharedPrefs.getBoolean("lock", false);
if (lock) {
COMMAND_LOCK[4] = session[0];
COMMAND_LOCK[5] = session[1];
COMMAND_LOCK[6] = session[2];
COMMAND_LOCK[7] = session[3];
writeEncrypted(builder, COMMAND_LOCK);
} else {
COMMAND_UNLOCK[9] = session[0];
COMMAND_UNLOCK[10] = session[1];
COMMAND_UNLOCK[11] = session[2];
COMMAND_UNLOCK[12] = session[3];
writeEncrypted(builder, COMMAND_UNLOCK);
}
}
builder.queue(getQueue());
} catch (IOException e) {
GB.toast("Error setting configuration", Toast.LENGTH_LONG, GB.ERROR, e);
}
}
@Override
public void onNotification(NotificationSpec notificationSpec) {
}
@ -266,19 +333,6 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
}
@Override
public boolean onCharacteristicChanged(BluetoothGatt gatt,
BluetoothGattCharacteristic characteristic) {
if (super.onCharacteristicChanged(gatt, characteristic)) {
return true;
}
UUID characteristicUUID = characteristic.getUuid();
LOG.info("Unhandled characteristic changed: " + characteristicUUID);
return false;
}
@Override
public boolean onCharacteristicRead(BluetoothGatt gatt,
BluetoothGattCharacteristic characteristic, int status) {
@ -291,11 +345,6 @@ public class SoFlowSupport extends AbstractBTLEDeviceSupport {
return false;
}
@Override
public void onSendConfiguration(String config) {
}
@Override
public void onReadConfiguration(String config) {