SEFMJ
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@ -6,6 +6,7 @@ import java.io.IOException;
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import java.nio.file.Files;
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import java.util.*;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.function.Function;
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import java.util.stream.Collectors;
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/**
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@ -18,34 +19,33 @@ public class RandomToolHondaKPacketAnalyzer {
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public static void main(String[] args) throws IOException {
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register((char) 1, 4, "sometimes leading means BCM?");
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register('A', 4, "sometimes leading means BCM?");
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register((char) 1, 4, "1: sometimes leading means BCM?");
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register('A' /* 65 */, 4, "A: sometimes leading means BCM?");
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// Quit?
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register('Q', 4, "BCM QUIT");
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register((char) 0, 5, "sometimes leading means BCM?");
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register('@', 5, "BCM with A/C");
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register((char) 0, 5, "0: sometimes leading means BCM?");
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register('@' /* 64 */, 5, "BCM with A/C");
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register((char) 2, 7, "unknown");
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register('B', 7, "rare?");
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register('B' /* 66 */, 7, "rare?");
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register((char) 130, 7, "rare?");
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String folder = "C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si";
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for (String file : new File(folder).list(new FilenameFilter() {
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@Override
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public boolean accept(File dir, String name) {
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si" +
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// "\\1-key-on-car-off.csv");
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for (String file : new File(folder).list((dir, name) -> {
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return
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// name.contains("1-key-on-car-off.csv")
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\2-key-removed-30-seconds.csv");
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\3-door-open-wakes-bus-up.csv");
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\4-idling.csv");
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// name.contains("3-door-open-wakes-bus-up.csv")
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// name.contains("4-idling.csv")
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\5-stop-and-restart.csv");
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\6-high-rpm.csv");
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// handle("C:\\stuff\\rusefi_documentation\\OEM-Docs\\Honda\\E24-SEFMJ-white-civic-si\\7-ac-on-off.csv");
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name.contains("9-re") && name.endsWith(".csv")
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return !name.startsWith("__") && name.endsWith(".csv");
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}
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// return !name.startsWith("__") && name.endsWith(".csv");
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;
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})) {
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handle(folder + File.separator + file);
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}
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@ -73,12 +73,17 @@ public class RandomToolHondaKPacketAnalyzer {
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return String.format("%d%s0x%x%s%s", sid, separator, sid, separator, "" + c);
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}
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private static final Map<String, AtomicInteger> pairs = new TreeMap<>();
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private static void handle(String fileName) throws IOException {
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System.out.println("Handling " + fileName);
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List<String> list = Files.lines(new File(fileName).toPath()).collect(Collectors.toList());
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Map<Integer, AtomicInteger> perHeaderCounter = new TreeMap<>();
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Integer previousHeader = null;
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int total = 0;
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for (int i = 1; i < list.size(); i++) {
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String s = list.get(i).trim();
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@ -92,6 +97,11 @@ public class RandomToolHondaKPacketAnalyzer {
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System.out.println("Looking at " + payload + " " + header);
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if (previousHeader != null) {
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pairs.computeIfAbsent(previousHeader + " followed by " + header, s1 -> new AtomicInteger()).incrementAndGet();
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pairs.computeIfAbsent(header + " after " + previousHeader, s1 -> new AtomicInteger()).incrementAndGet();
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}
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if (headerToLength.containsKey(header)) {
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AtomicInteger counter = perHeaderCounter.computeIfAbsent(header, integer -> new AtomicInteger());
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@ -100,6 +110,10 @@ public class RandomToolHondaKPacketAnalyzer {
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int length = headerToLength.get(header);
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System.out.println("Header " + header + " has len " + length);
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i = consume(header, list, i, length);
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previousHeader = header;
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continue;
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}
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@ -110,6 +124,12 @@ public class RandomToolHondaKPacketAnalyzer {
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}
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System.out.println("Distribution in " + fileName + ": total=" + total + ": " + xx(perHeaderCounter));
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for (Map.Entry<String, AtomicInteger> e : pairs.entrySet()) {
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System.out.println(e);
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}
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}
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private static String xx(Map<Integer, AtomicInteger> perHeaderCounter) {
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@ -143,7 +163,12 @@ public class RandomToolHondaKPacketAnalyzer {
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headerToLength.put(header, len);
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}
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/**
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* @return next packet start index
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*/
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private static int consume(int header, List<String> list, int start, int count) {
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if (list.size() < start + count)
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return list.size() - 1;
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StringBuilder packet = new StringBuilder();
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for (int i = start; i < start + count - 1; i++) {
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int payload = decode(getPayoad(list.get(i)));
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