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Code Issues Releases Wiki Activity

Fix BLE type conversions problems

here
cpfeiffer 2016-11-18 23:30:41 +01:00
parent 66e3de9168
commit 51fa31aa66
1 changed files with 7 additions and 7 deletions
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14
app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/btle/BLETypeConversions.java
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@ -82,11 +82,11 @@ public class BLETypeConversions {
int year = toUint16(value[0], value[1]);
GregorianCalendar timestamp = new GregorianCalendar(
year,
value[2],
value[3],
value[4],
value[5],
value[6]
(value[2] & 0xff) - 1,
value[3] & 0xff,
value[4] & 0xff,
value[5] & 0xff,
value[6] & 0xff
);
if (honorDeviceTimeOffset) {
@ -103,7 +103,7 @@ public class BLETypeConversions {
}
public static int toUint16(byte... bytes) {
return bytes[0] | (bytes[1] << 8);
return (bytes[0] & 0xff) | ((bytes[1] & 0xff) << 8);
}
public static byte[] fromUint16(int value) {
@ -156,7 +156,7 @@ public class BLETypeConversions {
/**
* https://www.bluetooth.com/specifications/gatt/viewer?attributeXmlFile=org.bluetooth.characteristic.dst_offset.xml
* @param Calendar
* @param now
* @return the DST offset for the given time; 0 if none; 255 if unknown
*/
public static byte mapDstOffset(Calendar now) {