This commit is contained in:
rusefillc 2023-04-30 21:29:20 -04:00
parent f963450e5e
commit 5c25a0abfc
1 changed files with 39 additions and 14 deletions

View File

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