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https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-08-26 17:21:31 +02:00
Mi Band 4: Support flashing watchfaces
FLASHING FIRMWARE/RES/FONT IS STILL UNTESTED
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@ -106,12 +106,14 @@ public abstract class HuamiFirmwareInfo {
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}
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private final int crc16;
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private final int crc32;
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private byte[] bytes;
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public HuamiFirmwareInfo(byte[] bytes) {
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this.bytes = bytes;
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crc16 = CheckSums.getCRC16(bytes);
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crc32 = CheckSums.getCRC32(bytes);
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firmwareType = determineFirmwareType(bytes);
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}
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@ -140,6 +142,9 @@ public abstract class HuamiFirmwareInfo {
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public int getCrc16() {
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return crc16;
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}
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public int getCrc32() {
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return crc32;
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}
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public int getFirmwareVersion() {
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return getCrc16(); // HACK until we know how to determine the version from the fw bytes
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@ -113,7 +113,6 @@ import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.actions.StopNo
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.miband2.Mi2NotificationStrategy;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.miband2.Mi2TextNotificationStrategy;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations.FetchActivityOperation;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations.FetchSportsSummaryOperation;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations.InitOperation;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations.UpdateFirmwareOperation;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.miband.NotificationStrategy;
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@ -1000,7 +999,7 @@ public class HuamiSupport extends AbstractBTLEDeviceSupport {
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@Override
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public void onInstallApp(Uri uri) {
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try {
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new UpdateFirmwareOperation(uri, this).perform();
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createUpdateFirmwareOperation(uri).perform();
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} catch (IOException ex) {
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GB.toast(getContext(), "Firmware cannot be installed: " + ex.getMessage(), Toast.LENGTH_LONG, GB.ERROR, ex);
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}
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@ -1965,4 +1964,8 @@ public class HuamiSupport extends AbstractBTLEDeviceSupport {
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public HuamiFWHelper createFWHelper(Uri uri, Context context) throws IOException {
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return new MiBand2FWHelper(uri, context);
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}
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public UpdateFirmwareOperation createUpdateFirmwareOperation(Uri uri) {
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return new UpdateFirmwareOperation(uri, this);
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}
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}
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@ -24,6 +24,7 @@ import java.io.IOException;
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import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
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import nodomain.freeyourgadget.gadgetbridge.devices.huami.miband4.MiBand4FWHelper;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.miband3.MiBand3Support;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.operations.UpdateFirmwareOperationNew;
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public class MiBand4Support extends MiBand3Support {
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@ -36,4 +37,9 @@ public class MiBand4Support extends MiBand3Support {
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public HuamiFWHelper createFWHelper(Uri uri, Context context) throws IOException {
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return new MiBand4FWHelper(uri, context);
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}
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@Override
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public UpdateFirmwareOperationNew createUpdateFirmwareOperation(Uri uri) {
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return new UpdateFirmwareOperationNew(uri, this);
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}
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}
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@ -50,8 +50,8 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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private static final Logger LOG = LoggerFactory.getLogger(UpdateFirmwareOperation.class);
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protected final Uri uri;
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protected final BluetoothGattCharacteristic fwCControlChar;
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protected final BluetoothGattCharacteristic fwCDataChar;
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final BluetoothGattCharacteristic fwCControlChar;
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private final BluetoothGattCharacteristic fwCDataChar;
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protected final Prefs prefs = GBApplication.getPrefs();
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protected HuamiFirmwareInfo firmwareInfo;
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@ -81,7 +81,7 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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//the firmware will be sent by the notification listener if the band confirms that the metadata are ok.
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}
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protected HuamiFirmwareInfo createFwInfo(Uri uri, Context context) throws IOException {
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private HuamiFirmwareInfo createFwInfo(Uri uri, Context context) throws IOException {
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HuamiFWHelper fwHelper = getSupport().createFWHelper(uri, context);
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return fwHelper.getFirmwareInfo();
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}
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@ -128,8 +128,8 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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* @param value
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*/
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private void handleNotificationNotif(byte[] value) {
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if (value.length != 3) {
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LOG.error("Notifications should be 3 bytes long.");
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if (value.length != 3 && value.length != 11) {
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LOG.error("Notifications should be 3 or 11 bytes long.");
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getSupport().logMessageContent(value);
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return;
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}
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@ -160,7 +160,6 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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case HuamiService.COMMAND_FIRMWARE_REBOOT: {
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LOG.info("Reboot command successfully sent.");
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GB.updateInstallNotification(getContext().getString(R.string.updatefirmwareoperation_update_complete), false, 100, getContext());
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// getSupport().onReboot();
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done();
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break;
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}
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@ -170,7 +169,6 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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operationFailed();
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displayMessage(getContext(), getContext().getString(R.string.updatefirmwareoperation_updateproblem_do_not_reboot), Toast.LENGTH_LONG, GB.ERROR);
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done();
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return;
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}
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}
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} catch (Exception ex) {
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@ -185,7 +183,8 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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done();
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}
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}
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protected void displayMessage(Context context, String message, int duration, int severity) {
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private void displayMessage(Context context, String message, int duration, int severity) {
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getSupport().handleGBDeviceEvent(new GBDeviceEventDisplayMessage(message, duration, severity));
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}
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@ -208,7 +207,7 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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bytes[i++] = sizeBytes[1];
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bytes[i++] = sizeBytes[2];
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if (!isFirmwareCode) {
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bytes[i++] = getFirmwareInfo().getFirmwareType().getValue();
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bytes[i] = getFirmwareInfo().getFirmwareType().getValue();
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}
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builder.write(fwCControlChar, bytes);
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@ -241,10 +240,7 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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int firmwareProgress = 0;
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TransactionBuilder builder = performInitialized("send firmware packet");
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if (prefs.getBoolean("mi_low_latency_fw_update", true)) {
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getSupport().setLowLatency(builder);
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}
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builder.write(fwCControlChar, new byte[] { HuamiService.COMMAND_FIRMWARE_START_DATA });
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builder.write(fwCControlChar, getFirmwareStartCommand());
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for (int i = 0; i < packets; i++) {
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byte[] fwChunk = Arrays.copyOfRange(fwbytes, i * packetLength, i * packetLength + packetLength);
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@ -262,14 +258,13 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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if (firmwareProgress < len) {
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byte[] lastChunk = Arrays.copyOfRange(fwbytes, packets * packetLength, len);
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builder.write(fwCDataChar, lastChunk);
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firmwareProgress = len;
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}
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builder.write(fwCControlChar, new byte[]{HuamiService.COMMAND_FIRMWARE_UPDATE_SYNC});
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builder.queue(getQueue());
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} catch (IOException ex) {
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LOG.error("Unable to send fw to MI 2", ex);
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LOG.error("Unable to send fw to device", ex);
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GB.updateInstallNotification(getContext().getString(R.string.updatefirmwareoperation_firmware_not_sent), false, 0, getContext());
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return false;
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}
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@ -277,11 +272,11 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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}
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private void sendChecksum(HuamiFirmwareInfo firmwareInfo) throws IOException {
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protected void sendChecksum(HuamiFirmwareInfo firmwareInfo) throws IOException {
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TransactionBuilder builder = performInitialized("send firmware checksum");
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int crc16 = firmwareInfo.getCrc16();
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byte[] bytes = BLETypeConversions.fromUint16(crc16);
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builder.write(fwCControlChar, new byte[] {
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builder.write(fwCControlChar, new byte[]{
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HuamiService.COMMAND_FIRMWARE_CHECKSUM,
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bytes[0],
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bytes[1],
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@ -289,7 +284,11 @@ public class UpdateFirmwareOperation extends AbstractHuamiOperation {
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builder.queue(getQueue());
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}
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private HuamiFirmwareInfo getFirmwareInfo() {
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HuamiFirmwareInfo getFirmwareInfo() {
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return firmwareInfo;
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}
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}
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protected byte[] getFirmwareStartCommand() {
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return new byte[]{HuamiService.COMMAND_FIRMWARE_START_DATA};
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}
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}
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@ -0,0 +1,105 @@
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/* Copyright (C) 2016-2019 Andreas Shimokawa, Carsten Pfeiffer, Daniele
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Gobbetti
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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.huami.operations;
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import android.bluetooth.BluetoothGatt;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.content.Context;
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import android.net.Uri;
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import android.widget.Toast;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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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.R;
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import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventDisplayMessage;
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import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
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import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiService;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.BLETypeConversions;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.TransactionBuilder;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetDeviceBusyAction;
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import nodomain.freeyourgadget.gadgetbridge.service.btle.actions.SetProgressAction;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.AbstractHuamiOperation;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareInfo;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareType;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiSupport;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
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public class UpdateFirmwareOperationNew extends UpdateFirmwareOperation {
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private static final Logger LOG = LoggerFactory.getLogger(UpdateFirmwareOperationNew.class);
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public UpdateFirmwareOperationNew(Uri uri, HuamiSupport support) {
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super(uri, support);
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}
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public boolean sendFwInfo() {
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try {
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TransactionBuilder builder = performInitialized("send firmware info");
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builder.add(new SetDeviceBusyAction(getDevice(), getContext().getString(R.string.updating_firmware), getContext()));
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int fwSize = getFirmwareInfo().getSize();
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byte[] sizeBytes = BLETypeConversions.fromUint24(fwSize);
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byte[] bytes = new byte[10];
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int i = 0;
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bytes[i++] = HuamiService.COMMAND_FIRMWARE_INIT;
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bytes[i++] = getFirmwareInfo().getFirmwareType().getValue();
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bytes[i++] = sizeBytes[0];
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bytes[i++] = sizeBytes[1];
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bytes[i++] = sizeBytes[2];
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bytes[i++] = 0; // TODO: what is that?
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int crc32 = firmwareInfo.getCrc32();
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byte[] crcBytes = BLETypeConversions.fromUint32(crc32);
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bytes[i++] = crcBytes[0];
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bytes[i++] = crcBytes[1];
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bytes[i++] = crcBytes[2];
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bytes[i] = crcBytes[3];
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builder.write(fwCControlChar, bytes);
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builder.queue(getQueue());
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return true;
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} catch (IOException e) {
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LOG.error("Error sending firmware info: " + e.getLocalizedMessage(), e);
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return false;
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}
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}
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@Override
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protected void sendChecksum(HuamiFirmwareInfo firmwareInfo) throws IOException {
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TransactionBuilder builder = performInitialized("send firmware upload finished");
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builder.write(fwCControlChar, new byte[]{HuamiService.COMMAND_FIRMWARE_CHECKSUM});
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builder.queue(getQueue());
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}
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@Override
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protected byte[] getFirmwareStartCommand() {
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byte typeByte = 0; //TODO: what is this really?
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if (getFirmwareInfo().getFirmwareType() == HuamiFirmwareType.WATCHFACE) {
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typeByte = 1;
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}
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return new byte[]{HuamiService.COMMAND_FIRMWARE_START_DATA, typeByte};
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}
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}
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@ -20,6 +20,7 @@ import java.io.ByteArrayOutputStream;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.zip.CRC32;
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public class CheckSums {
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public static int getCRC8(byte[] seq) {
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@ -46,9 +47,9 @@ public class CheckSums {
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public static int getCRC16(byte[] seq) {
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int crc = 0xFFFF;
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for (int j = 0; j < seq.length; j++) {
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for (byte b : seq) {
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crc = ((crc >>> 8) | (crc << 8)) & 0xffff;
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crc ^= (seq[j] & 0xff);//byte to int, trunc sign
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crc ^= (b & 0xff);//byte to int, trunc sign
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crc ^= ((crc & 0xff) >> 4);
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crc ^= (crc << 12) & 0xffff;
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crc ^= ((crc & 0xFF) << 5) & 0xffff;
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@ -57,6 +58,12 @@ public class CheckSums {
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return crc;
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}
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public static int getCRC32(byte[] seq) {
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CRC32 crc = new CRC32();
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crc.update(seq);
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return (int) (crc.getValue());
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}
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public static void main(String[] args) throws IOException {
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if (args == null || args.length == 0) {
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throw new IllegalArgumentException("Pass the files to be checksummed as arguments");
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