mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-08-29 02:25:14 +02:00
fix somebug and rewirte the auth process
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parent
90d730bdc8
commit
08f2b0eb7c
@ -12,6 +12,7 @@ import nodomain.freeyourgadget.gadgetbridge.service.DeviceCommunicationService;
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public interface DeviceService extends EventHandler {
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String PREFIX = "nodomain.freeyourgadget.gadgetbridge.devices";
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String ACTION_MIBAND2_AUTH = PREFIX + ".action.miban2_auth";
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String ACTION_START = PREFIX + ".action.start";
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String ACTION_CONNECT = PREFIX + ".action.connect";
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String ACTION_NOTIFICATION = PREFIX + ".action.notification";
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@ -83,6 +84,7 @@ public interface DeviceService extends EventHandler {
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String EXTRA_CALENDAREVENT_DURATION = "calendarevent_duration";
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String EXTRA_CALENDAREVENT_TITLE = "calendarevent_title";
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String EXTRA_CALENDAREVENT_DESCRIPTION = "calendarevent_description";
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String EXTRA_MIBAND2_AUTH_BYTE = "miband2_auth_byte";
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void start();
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@ -7,6 +7,9 @@ import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.net.Uri;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.Message;
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import android.support.v4.content.LocalBroadcastManager;
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import android.util.Log;
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import android.widget.Toast;
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@ -55,6 +58,7 @@ import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.BtLEAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.GattCharacteristic;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.GattService;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.Transaction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.AbortTransactionAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.ConditionalWriteAction;
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@ -104,12 +108,25 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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} else if (s.equals(BatteryInfoProfile.ACTION_BATTERY_INFO)) {
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handleBatteryInfo((nodomain.freeyourgadget.gadgetbridge.service.btle.profiles.battery.BatteryInfo) intent.getParcelableExtra(BatteryInfoProfile.EXTRA_BATTERY_INFO));
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} else if (s.equals(DeviceService.ACTION_MIBAND2_AUTH)) {
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byte[] response = intent.getExtras().getByteArray(DeviceService.EXTRA_MIBAND2_AUTH_BYTE);
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BluetoothGattCharacteristic temp = getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9);
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temp.setValue(response);
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if ((temp.getProperties() & (BluetoothGattCharacteristic.PROPERTY_WRITE | BluetoothGattCharacteristic.PROPERTY_WRITE_NO_RESPONSE)) != 0) {
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Log.d("HELLO", "its looks ok");
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}
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if (!mBluetoothGatt.writeCharacteristic(temp)) {
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Log.d("ERROR", "ERROR");
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}
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Log.d("HELLO", "HELLO");
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}
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}
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};
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private volatile boolean telephoneRinging;
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private volatile boolean isLocatingDevice;
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private BluetoothGatt mBluetoothGatt;
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private DeviceInfo mDeviceInfo;
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@ -136,6 +153,7 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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IntentFilter intentFilter = new IntentFilter();
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intentFilter.addAction(DeviceInfoProfile.ACTION_DEVICE_INFO);
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intentFilter.addAction(BatteryInfoProfile.ACTION_BATTERY_INFO);
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intentFilter.addAction(DeviceService.ACTION_MIBAND2_AUTH);
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broadcastManager.registerReceiver(mReceiver, intentFilter);
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}
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@ -155,9 +173,9 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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// this is apparently not needed anymore, and actually causes problems when bonding is not used/does not work
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// so we simply not use the UUID_PAIR characteristic.
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// .pair(builder)
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.testInit(builder)
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.requestDeviceInfo(builder)
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.requestBatteryInfo(builder);
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.testInit(builder);
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//.requestDeviceInfo(builder)
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//.requestBatteryInfo(builder);
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// .sendUserInfo(builder)
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// .checkAuthenticationNeeded(builder, getDevice())
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// .setWearLocation(builder)
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@ -176,12 +194,11 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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//builder.read(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC7)); // example read value: 0019000000
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setCurrentTimeWithService(builder);
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// write key to miband2
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builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9), new byte[] { 0x01, 0x01, (byte) 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45 });
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//builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9), new byte[] { 0x01, 0x08, (byte) 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45 });
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// get random auth number
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builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9), new byte[] { 0x02 });
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builder.read(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC6)); // probably superfluous
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builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC8), new byte[] { 0x20, 0x00, 0x00, 0x02 });
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Log.d("TESTINIT", "testinit");
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builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9), new byte[] { 0x02 , 0x08});
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//builder.read(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC6)); // probably superfluous
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//builder.write(getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC8), new byte[] { 0x20, 0x00, 0x00, 0x02 });
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return this;
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}
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@ -410,8 +427,8 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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// write key to miband2
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9);
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if (characteristic != null) {
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transaction.write(characteristic, new byte[] { 0x01, 0x01, (byte) 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45 });
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transaction.write(characteristic, new byte[] { 0x02 });
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transaction.write(characteristic, new byte[] { 0x01, 0x08, (byte) 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45 });
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//transaction.write(characteristic, new byte[] { 0x02, 0x08 });
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LOG.info("Pair write");
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} else {
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LOG.info("Unable to pair MI device -- characteristic not available");
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@ -878,6 +895,7 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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public boolean onCharacteristicChanged(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic) {
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super.onCharacteristicChanged(gatt, characteristic);
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mBluetoothGatt = gatt;
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UUID characteristicUUID = characteristic.getUuid();
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if (MiBandService.UUID_CHARACTERISTIC_BATTERY.equals(characteristicUUID)) {
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@ -899,11 +917,15 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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// handleUnknownCharacteristic(characteristic.getValue());
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// return true;
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} else if (MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9.equals(characteristicUUID)) {
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if (characteristic.getValue()[0] == 0x10) {
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logMessageContent(characteristic.getValue());
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if (characteristic.getValue()[0] == 0x10 &&
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characteristic.getValue()[1] == 0x02 &&
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characteristic.getValue()[2] == 0x01) {
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byte[] eValue = handleAESAuth(characteristic.getValue());
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byte[] responseValue = org.apache.commons.lang3.ArrayUtils.addAll(new byte[] {0x03, 0x00}, eValue);
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characteristic.setValue(responseValue);
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gatt.writeCharacteristic(characteristic);
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byte[] responseValue = org.apache.commons.lang3.ArrayUtils.addAll(new byte[] {0x03, 0x08}, eValue);
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Intent intent = new Intent(DeviceService.ACTION_MIBAND2_AUTH)
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.putExtra(DeviceService.EXTRA_MIBAND2_AUTH_BYTE, responseValue);
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LocalBroadcastManager.getInstance(getContext()).sendBroadcast(intent);
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}
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//
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} else {
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@ -958,6 +980,10 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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} else if (MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT.equals(characteristicUUID)) {
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handleControlPointResult(characteristic.getValue(), status);
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return true;
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} else if (MiBand2Service.UUID_UNKNOWN_CHARACTERISTIC9.equals(characteristicUUID)) {
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LOG.info("KEY AES SEND");
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logMessageContent(characteristic.getValue());
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return true;
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}
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return false;
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}
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@ -1022,11 +1048,11 @@ public class MiBand2Support extends AbstractBTLEDeviceSupport {
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}
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private byte[] handleAESAuth(byte[] value) {
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byte[] mValue = Arrays.copyOfRange(value, 3, 188);
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byte[] mValue = Arrays.copyOfRange(value, 3, 19);
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try {
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Cipher ecipher = null;
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byte[] sRandom = {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x40, 0x41, 0x42, 0x43, 0x44, 0x45};
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ecipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
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ecipher = Cipher.getInstance("AES/ECB/NoPadding");
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SecretKeySpec newKey = new SecretKeySpec(sRandom, "AES");
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ecipher.init(Cipher.ENCRYPT_MODE, newKey);
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byte[] enc = ecipher.doFinal(mValue);
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