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https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-12-27 11:05:49 +01:00
Fix DeviceInfo checksum function.
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@ -17,7 +17,7 @@ public class DeviceInfo extends AbstractInfo {
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private boolean isChecksumCorrect(byte[] data) {
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private boolean isChecksumCorrect(byte[] data) {
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int crc8 = CheckSums.getCRC8(new byte[]{data[0], data[1], data[2], data[3], data[4], data[5], data[6]});
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int crc8 = CheckSums.getCRC8(new byte[]{data[0], data[1], data[2], data[3], data[4], data[5], data[6]});
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return data[7] == (crc8 ^ data[3] & 255);
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return (data[7] & 255) == (crc8 ^ data[3] & 255);
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}
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}
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public DeviceInfo(byte[] data) {
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public DeviceInfo(byte[] data) {
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@ -27,9 +27,9 @@ public class DeviceInfo extends AbstractInfo {
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deviceId = String.format("%02X%02X%02X%02X%02X%02X%02X%02X", data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]);
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deviceId = String.format("%02X%02X%02X%02X%02X%02X%02X%02X", data[0], data[1], data[2], data[3], data[4], data[5], data[6], data[7]);
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profileVersion = getInt(data, 8);
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profileVersion = getInt(data, 8);
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fwVersion = getInt(data, 12);
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fwVersion = getInt(data, 12);
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hwVersion = Integer.decode("0x" + deviceId.substring(12, 14)).intValue();
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hwVersion = data[6] & 255;
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feature = Integer.decode("0x" + deviceId.substring(8, 10)).intValue();
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appearance = data[5] & 255;
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appearance = Integer.decode("0x" + deviceId.substring(10, 12)).intValue();
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feature = data[4] & 255;
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} else {
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} else {
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deviceId = "crc error";
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deviceId = "crc error";
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profileVersion = -1;
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profileVersion = -1;
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@ -56,7 +56,7 @@ public class DeviceInfo extends AbstractInfo {
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if (fwVersion == -1)
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if (fwVersion == -1)
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return GBApplication.getContext().getString(R.string._unknown_);
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return GBApplication.getContext().getString(R.string._unknown_);
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return String.format(Locale.US, "%d.%d.%d.%d",
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return String.format("%d.%d.%d.%d",
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fwVersion >> 24 & 255,
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fwVersion >> 24 & 255,
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fwVersion >> 16 & 255,
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fwVersion >> 16 & 255,
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fwVersion >> 8 & 255,
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fwVersion >> 8 & 255,
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@ -78,7 +78,7 @@ public class DeviceInfo extends AbstractInfo {
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}
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}
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public boolean isMili1A() {
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public boolean isMili1A() {
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return (this.feature & 255) == 5 && (this.appearance & 255) == 0 || (this.feature & 255) == 0 && (this.hwVersion & 255) == 208;
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return feature == 5 && appearance == 0 || feature == 0 && hwVersion == 208;
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}
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}
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}
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}
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