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Code Releases Wiki Activity

Fix DeviceInfo checksum function.

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This commit is contained in:
Sergey Trofimov 2015-10-19 15:02:56 +03:00
parent 4e0fed8857
commit 94cbf2f301
1 changed files with 6 additions and 6 deletions
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12
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/miband/DeviceInfo.java
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@ -17,7 +17,7 @@ public class DeviceInfo extends AbstractInfo {
private boolean isChecksumCorrect(byte[] data) {
int crc8 = CheckSums.getCRC8(new byte[]{data[0], data[1], data[2], data[3], data[4], data[5], data[6]});
return data[7] == (crc8 ^ data[3] & 255);
return (data[7] & 255) == (crc8 ^ data[3] & 255);
}
public DeviceInfo(byte[] data) {
@ -27,9 +27,9 @@ public class DeviceInfo extends AbstractInfo {
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]);
profileVersion = getInt(data, 8);
fwVersion = getInt(data, 12);
hwVersion = Integer.decode("0x" + deviceId.substring(12, 14)).intValue();
feature = Integer.decode("0x" + deviceId.substring(8, 10)).intValue();
appearance = Integer.decode("0x" + deviceId.substring(10, 12)).intValue();
hwVersion = data[6] & 255;
appearance = data[5] & 255;
feature = data[4] & 255;
} else {
deviceId = "crc error";
profileVersion = -1;
@ -56,7 +56,7 @@ public class DeviceInfo extends AbstractInfo {
if (fwVersion == -1)
return GBApplication.getContext().getString(R.string._unknown_);
return String.format(Locale.US, "%d.%d.%d.%d",
return String.format("%d.%d.%d.%d",
fwVersion >> 24 & 255,
fwVersion >> 16 & 255,
fwVersion >> 8 & 255,
@ -78,7 +78,7 @@ public class DeviceInfo extends AbstractInfo {
}
public boolean isMili1A() {
return (this.feature & 255) == 5 && (this.appearance & 255) == 0 || (this.feature & 255) == 0 && (this.hwVersion & 255) == 208;
return feature == 5 && appearance == 0 || feature == 0 && hwVersion == 208;
}
}