X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosui%2FAltosEepromRecord.java;h=5787af86e6d53fc60640bc35f803c7d71be2c931;hp=5a6738177601a8e60dc9008d01e5ee22599936d6;hb=08e6bbef2c3529dfd468ef221c526fc9f3ed5b81;hpb=f01096c4b42f9a4720ed0414826c2a283a992545

diff --git a/altosui/AltosEepromRecord.java b/altosui/AltosEepromRecord.java
index 5a673817..5787af86 100644
--- a/altosui/AltosEepromRecord.java
+++ b/altosui/AltosEepromRecord.java
@@ -26,7 +26,9 @@ import java.io.*;
 import java.util.*;
 import java.text.*;
 import java.util.prefs.*;
-import java.util.concurrent.LinkedBlockingQueue;
+import java.util.concurrent.*;
+
+import libaltosJNI.*;
 
 public class AltosEepromRecord {
 	public int	cmd;
@@ -36,6 +38,53 @@ public class AltosEepromRecord {
 	public String	data;
 	public boolean	tick_valid;
 
+	static final int	record_length = 8;
+
+	int[] ParseHex(String line) {
+		String[] tokens = line.split("\\s+");
+		int[] array = new int[tokens.length];
+
+		for (int i = 0; i < tokens.length; i++)
+			try {
+				array[i] = Integer.parseInt(tokens[i], 16);
+			} catch (NumberFormatException ne) {
+				return null;
+			}
+		return array;
+	}
+
+	int checksum(int[] data, int start) {
+		int	csum = 0x5a;
+		for (int i = 0; i < record_length; i++)
+			csum += data[i + start];
+		return csum & 0xff;
+	}
+
+	public AltosEepromRecord (AltosEepromChunk chunk, int start) throws ParseException {
+
+		cmd = chunk.data(start);
+		tick_valid = true;
+
+		int i;
+		for (i = 0; i < record_length; i++)
+			if (chunk.data[start + i] != 0xff)
+				break;
+		if (i != 8) {
+			if (checksum(chunk.data, start) != 0)
+				throw new ParseException(String.format("invalid checksum at 0x%x",
+								       chunk.address + start), 0);
+		} else {
+			cmd = Altos.AO_LOG_INVALID;
+			tick_valid = false;
+		}
+
+		tick = chunk.data16(start + 2);
+		a = chunk.data16(start + 4);
+		b = chunk.data16(start + 6);
+
+		data = null;
+	}
+
 	public AltosEepromRecord (String line) {
 		tick_valid = false;
 		tick = 0;