mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-06-16 10:00:08 +02:00
114 lines
3.8 KiB
Java
114 lines
3.8 KiB
Java
/* Copyright (C) 2017-2021 Andreas Shimokawa, Daniele Gobbetti, Dmytro Bielik
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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.amazfittrexpro;
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import java.util.HashMap;
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import java.util.Map;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
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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.util.ArrayUtils;
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public class AmazfitTRexProFirmwareInfo extends HuamiFirmwareInfo {
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private static final int FW_OFFSET = 3;
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private static final byte[] FW_HEADER = new byte[]{
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0x20, (byte) 0x99, 0x12, 0x01, 0x08 // completely nonsense probably
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};
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// gps detection is totally bogus, just the first 16 bytes
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private static final byte[][] GPS_HEADERS = {
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new byte[]{
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0x73, 0x75, 0x68, (byte) 0xd0, 0x70, 0x73, (byte) 0xbb, 0x5a,
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0x3e, (byte) 0xc3, (byte) 0xd3, 0x09, (byte) 0x9e, 0x1d, (byte) 0xd3, (byte) 0xc9
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}
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};
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private static Map<Integer, String> crcToVersion = new HashMap<>();
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static {
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// firmware
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// Latin Firmware
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// resources
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// font
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// gps
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}
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public AmazfitTRexProFirmwareInfo(byte[] bytes) {
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super(bytes);
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}
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@Override
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protected HuamiFirmwareType determineFirmwareType(byte[] bytes) {
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if (ArrayUtils.equals(bytes, NEWRES_HEADER, COMPRESSED_RES_HEADER_OFFSET_NEW)) {
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return HuamiFirmwareType.RES_COMPRESSED;
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}
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if (ArrayUtils.equals(bytes, FW_HEADER, FW_OFFSET)) {
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if (searchString32BitAligned(bytes, "Amazfit T-Rex Pro")) {
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return HuamiFirmwareType.FIRMWARE;
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}
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return HuamiFirmwareType.INVALID;
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}
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if (ArrayUtils.startsWith(bytes, UIHH_HEADER) && (bytes[4] == 1 || bytes[4] == 2)) {
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return HuamiFirmwareType.WATCHFACE;
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}
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if (ArrayUtils.startsWith(bytes, NEWFT_HEADER)) {
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if (bytes[10] == 0x01) {
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return HuamiFirmwareType.FONT;
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} else if (bytes[10] == 0x02) {
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return HuamiFirmwareType.FONT_LATIN;
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}
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}
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if (ArrayUtils.startsWith(bytes, GPS_ALMANAC_HEADER)) {
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return HuamiFirmwareType.GPS_ALMANAC;
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}
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if (ArrayUtils.startsWith(bytes, GPS_CEP_HEADER)) {
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return HuamiFirmwareType.GPS_CEP;
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}
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if (ArrayUtils.startsWith(bytes, AGPS_UIHH_HEADER)) {
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return HuamiFirmwareType.AGPS_UIHH;
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}
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for (byte[] gpsHeader : GPS_HEADERS) {
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if (ArrayUtils.startsWith(bytes, gpsHeader)) {
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return HuamiFirmwareType.GPS;
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}
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}
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return HuamiFirmwareType.INVALID;
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}
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@Override
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public boolean isGenerallyCompatibleWith(GBDevice device) {
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return isHeaderValid() && device.getType() == DeviceType.AMAZFITTREXPRO;
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}
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@Override
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protected Map<Integer, String> getCrcMap() {
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return crcToVersion;
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}
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}
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