117 lines
4.3 KiB
Java
117 lines
4.3 KiB
Java
/* Copyright (C) 2016-2018 Andreas Shimokawa, Carsten Pfeiffer, Davis
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Mosenkovs
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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.miband3;
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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 MiBand3FirmwareInfo extends HuamiFirmwareInfo {
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// this is the same as Mi Band 2
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private static final byte[] FW_HEADER = new byte[]{
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(byte) 0xa3, (byte) 0x68, (byte) 0x04, (byte) 0x3b, (byte) 0x02, (byte) 0xdb,
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(byte) 0xc8, (byte) 0x58, (byte) 0xd0, (byte) 0x50, (byte) 0xfa, (byte) 0xe7,
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(byte) 0x0c, (byte) 0x34, (byte) 0xf3, (byte) 0xe7,
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};
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private static final int FW_HEADER_OFFSET = 0x150;
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private static final byte FW_MAGIC = (byte) 0xf9;
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private static final int FW_MAGIC_OFFSET = 0x17d;
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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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crcToVersion.put(55852, "1.2.0.8");
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crcToVersion.put(14899, "1.3.0.4");
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crcToVersion.put(20651, "1.3.0.8");
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crcToVersion.put(60781, "1.4.0.12");
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crcToVersion.put(30045, "1.5.0.2");
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crcToVersion.put(38254, "1.5.0.7");
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crcToVersion.put(46985, "1.5.0.11");
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crcToVersion.put(31330, "1.6.0.16");
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crcToVersion.put(10930, "1.8.0.0");
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crcToVersion.put(59800, "2.0.0.4");
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crcToVersion.put(10023, "2.2.0.12");
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crcToVersion.put(40344, "2.2.0.14");
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crcToVersion.put(4467, "2.2.0.42");
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crcToVersion.put(61657, "2.3.0.2");
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// resources
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crcToVersion.put(54724, "1.2.0.8");
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crcToVersion.put(52589, "1.3.0.4");
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crcToVersion.put(34642, "1.3.0.8");
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crcToVersion.put(25278, "1.4.0.12-1.6.0.16");
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crcToVersion.put(23249, "1.8.0.0");
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crcToVersion.put(1815, "2.0.0.4");
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crcToVersion.put(7225, "2.2.0.12-2.3.0.2");
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// font
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crcToVersion.put(19775, "1");
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}
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public MiBand3FirmwareInfo(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.startsWith(bytes, FT_HEADER)) {
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if (bytes[FONT_TYPE_OFFSET] == 0x03 || bytes[FONT_TYPE_OFFSET] == 0x04) {
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return HuamiFirmwareType.FONT;
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}
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return HuamiFirmwareType.INVALID;
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}
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if (ArrayUtils.startsWith(bytes, RES_HEADER)) {
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if (bytes.length > 150000) { // don't know how to distinguish from Bip/Cor .res
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return HuamiFirmwareType.INVALID;
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}
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return HuamiFirmwareType.RES;
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}
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if (ArrayUtils.equals(bytes, FW_HEADER, FW_HEADER_OFFSET)
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&& (bytes[FW_MAGIC_OFFSET] == FW_MAGIC)) {
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// TODO: this is certainly not a correct validation, but it works for now
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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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@Override
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public boolean isGenerallyCompatibleWith(GBDevice device) {
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return isHeaderValid() && device.getType() == DeviceType.MIBAND3;
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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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@Override
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protected String searchFirmwareVersion(byte[] fwbytes) {
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// does not work for Mi Band 3
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return null;
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}
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}
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