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Code Releases Wiki Activity

Amazfit GTR: enable firmware flashing for those who dare (untested)

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This commit is contained in:
Andreas Shimokawa 2019-10-24 22:35:57 +02:00
parent c2c240d7be
commit 4110f0764a
6 changed files with 214 additions and 2 deletions
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3
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huami/amazfitgtr/AmazfitGTRCoordinator.java
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@ -56,7 +56,8 @@ public class AmazfitGTRCoordinator extends AmazfitBipCoordinator {
@Override
public InstallHandler findInstallHandler(Uri uri, Context context) {
return null;
AmazfitGTRFWInstallHandler handler = new AmazfitGTRFWInstallHandler(uri, context);
return handler.isValid() ? handler : null;
}
@Override

44
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huami/amazfitgtr/AmazfitGTRFWHelper.java Normal file
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@ -0,0 +1,44 @@
/* Copyright (C) 2016-2019 Andreas Shimokawa, Carsten Pfeiffer, Daniele
Gobbetti
This file is part of Gadgetbridge.
Gadgetbridge is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gadgetbridge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitgtr;
import android.content.Context;
import android.net.Uri;
import androidx.annotation.NonNull;
import java.io.IOException;
import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.amazfitgtr.AmazfitGTRFirmwareInfo;
public class AmazfitGTRFWHelper extends HuamiFWHelper {
public AmazfitGTRFWHelper(Uri uri, Context context) throws IOException {
super(uri, context);
}
@NonNull
@Override
protected void determineFirmwareInfo(byte[] wholeFirmwareBytes) {
firmwareInfo = new AmazfitGTRFirmwareInfo(wholeFirmwareBytes);
if (!firmwareInfo.isHeaderValid()) {
throw new IllegalArgumentException("Not a an Amazifit GTR firmware");
}
}
}

49
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/huami/amazfitgtr/AmazfitGTRFWInstallHandler.java Normal file
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@ -0,0 +1,49 @@
/* Copyright (C) 2015-2019 Andreas Shimokawa, Carsten Pfeiffer
This file is part of Gadgetbridge.
Gadgetbridge is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gadgetbridge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitgtr;
import android.content.Context;
import android.net.Uri;
import java.io.IOException;
import nodomain.freeyourgadget.gadgetbridge.R;
import nodomain.freeyourgadget.gadgetbridge.devices.miband.AbstractMiBandFWHelper;
import nodomain.freeyourgadget.gadgetbridge.devices.miband.AbstractMiBandFWInstallHandler;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
class AmazfitGTRFWInstallHandler extends AbstractMiBandFWInstallHandler {
AmazfitGTRFWInstallHandler(Uri uri, Context context) {
super(uri, context);
}
@Override
protected String getFwUpgradeNotice() {
return mContext.getString(R.string.fw_upgrade_notice_amazfitgtr, helper.getHumanFirmwareVersion());
}
@Override
protected AbstractMiBandFWHelper createHelper(Uri uri, Context context) throws IOException {
return new AmazfitGTRFWHelper(uri, context);
}
@Override
protected boolean isSupportedDeviceType(GBDevice device) {
return device.getType() == DeviceType.AMAZFITGTR;
}
}

116
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/amazfitgtr/AmazfitGTRFirmwareInfo.java Normal file
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@ -0,0 +1,116 @@
/* Copyright (C) 2017-2019 Andreas Shimokawa, Carsten Pfeiffer
This file is part of Gadgetbridge.
Gadgetbridge is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Gadgetbridge is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
package nodomain.freeyourgadget.gadgetbridge.service.devices.huami.amazfitgtr;
import java.util.HashMap;
import java.util.Map;
import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareInfo;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.HuamiFirmwareType;
import nodomain.freeyourgadget.gadgetbridge.util.ArrayUtils;
public class AmazfitGTRFirmwareInfo extends HuamiFirmwareInfo {
private static final int FW_OFFSET = 2;
private static final byte[] FW_HEADER = new byte[]{
0x09, 0x20, (byte) 0x99, 0x12, 0x01, 0x08 // completely nonsense probably
};
private static final byte[] GPS_ALMANAC_HEADER = new byte[]{ // probably wrong
(byte) 0xa0, (byte) 0x80, 0x08, 0x00, (byte) 0x8b, 0x07
};
private static final byte[] GPS_CEP_HEADER = new byte[]{ // probably wrong
0x2a, 0x12, (byte) 0xa0, 0x02
};
// gps detection is totally bogus, just the first 16 bytes
private static final byte[][] GPS_HEADERS = {
new byte[]{
0x73, 0x75, 0x68, (byte) 0xd0, 0x70, 0x73, (byte) 0xbb, 0x5a,
0x3e, (byte) 0xc3, (byte) 0xd3, 0x09, (byte) 0x9e, 0x1d, (byte) 0xd3, (byte) 0xc9
}
};
private static Map<Integer, String> crcToVersion = new HashMap<>();
static {
// firmware
// Latin Firmware
// resources
// font
// gps
crcToVersion.put(62532, "18344,eb2f43f,126");
}
public AmazfitGTRFirmwareInfo(byte[] bytes) {
super(bytes);
}
@Override
protected HuamiFirmwareType determineFirmwareType(byte[] bytes) {
if (ArrayUtils.equals(bytes, NEWRES_HEADER, COMPRESSED_RES_HEADER_OFFSET_NEW)) {
return HuamiFirmwareType.RES_COMPRESSED;
}
if (ArrayUtils.equals(bytes, FW_HEADER, FW_OFFSET)) {
if (searchString32BitAligned(bytes, "Amazfit GTR")) {
return HuamiFirmwareType.FIRMWARE;
}
return HuamiFirmwareType.INVALID;
}
if (ArrayUtils.startsWith(bytes, WATCHFACE_HEADER)) {
return HuamiFirmwareType.WATCHFACE;
}
if (ArrayUtils.startsWith(bytes, NEWFT_HEADER)) {
if (bytes[10] == 0x01) {
return HuamiFirmwareType.FONT;
} else if (bytes[10] == 0x02) {
return HuamiFirmwareType.FONT_LATIN;
}
}
if (ArrayUtils.startsWith(bytes, GPS_ALMANAC_HEADER)) {
return HuamiFirmwareType.GPS_ALMANAC;
}
if (ArrayUtils.startsWith(bytes, GPS_CEP_HEADER)) {
return HuamiFirmwareType.GPS_CEP;
}
for (byte[] gpsHeader : GPS_HEADERS) {
if (ArrayUtils.startsWith(bytes, gpsHeader)) {
return HuamiFirmwareType.GPS;
}
}
return HuamiFirmwareType.INVALID;
}
@Override
public boolean isGenerallyCompatibleWith(GBDevice device) {
return isHeaderValid() && device.getType() == DeviceType.AMAZFITGTR;
}
@Override
protected Map<Integer, String> getCrcMap() {
return crcToVersion;
}
}

3
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/huami/amazfitgtr/AmazfitGTRSupport.java
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@ -23,6 +23,7 @@ import android.net.Uri;
import java.io.IOException;
import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiFWHelper;
import nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitgtr.AmazfitGTRFWHelper;
import nodomain.freeyourgadget.gadgetbridge.service.devices.huami.amazfitbip.AmazfitBipSupport;
public class AmazfitGTRSupport extends AmazfitBipSupport {
@ -39,6 +40,6 @@ public class AmazfitGTRSupport extends AmazfitBipSupport {
@Override
public HuamiFWHelper createFWHelper(Uri uri, Context context) throws IOException {
return null;
return new AmazfitGTRFWHelper(uri, context);
}
}

1
app/src/main/res/values/strings.xml
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@ -66,6 +66,7 @@
\nPROCEED AT YOUR OWN RISK!
\n
\nCOMPLETELY UNTESTED, PROBABLY YOU NEED TO FLASH A BEATS_W FIRMWARE IF YOUR DEVICE NAME IS \"Amazfit Band 2\"</string>
<string name="fw_upgrade_notice_amazfitgtr">You are about to install the %s firmware on your Amazfit GTR.\n\nPlease make sure to install the .fw file, then the .res file, and finally the .gps file. Your watch will reboot after installing the .fw file.\n\nNote: You do not have to install .res and .gps if these files are exactly the same as the ones previously installed.\n\nPROCEED AT YOUR OWN RISK!</string>
<string name="fw_upgrade_notice_miband3">You are about to install the %s firmware on your Mi Band 3.\n\nPlease make sure to install the .fw file, and after that the .res file. Your band will reboot after installing the .fw file.\n\nNote: You do not have to install .res if it is exactly the same as the one previously installed.\n\nPROCEED AT YOUR OWN RISK!</string>
<string name="fw_upgrade_notice_miband4">You are about to install the %s firmware on your Mi Band 4.\n\nPlease make sure to install the .fw file, and after that the .res file. Your band will reboot after installing the .fw file.\n\nNote: You do not have to install .res if it is exactly the same as the one previously installed.\n\nPROCEED AT YOUR OWN RISK!</string>
<string name="fw_multi_upgrade_notice">You are about to install the %1$s and %2$s firmware, instead of the ones currently on your Mi Band.</string>