return data8(i) | (data8(i+1) << 8) | (data8(i+2) << 16) | (data8(i+3) << 24);
}
+ public boolean valid(int s) {
+ return AltosConvert.checksum(eeprom.data, s, length) == 0;
+ }
+
public boolean valid() {
- return AltosConvert.checksum(eeprom.data, start, length) == 0;
+ return valid(start);
}
private int cmdi() {
state.set_tick(tick());
}
+ public int next_start() {
+ int s = start + length;
+
+ while (s + length < eeprom.data.size()) {
+ if (valid(s))
+ return s;
+ s += length;
+ }
+ return -1;
+ }
+
public boolean hasNext() {
- return start + length * 2 < eeprom.data.size();
+ return next_start() >= 0;
}
public abstract AltosEepromRecord next();
this.eeprom = eeprom;
this.start = start;
this.length = length;
+
+ while (start + length < eeprom.data.size() && !valid())
+ start += length;
}
}