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ByteCodePatcher (#39)

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Adds ErrorTransform
-This prevents the client from sending any stack traces to Jagex. (a huge client detection system they use)
This commit is contained in:
Tyler Bochard
2019-04-21 21:51:25 -04:00
committed by GitHub
parent cbb94b499b
commit b0b11cf9c8
2 changed files with 41 additions and 2 deletions
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7
runelite-client/src/main/java/net/runelite/client/rs/bytecode/ByteCodePatcher.java
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@@ -9,6 +9,7 @@ import net.runelite.client.RuneLite;
import net.runelite.client.rs.ClientLoader;
import net.runelite.client.rs.bytecode.transformers.ActorTransform;
import net.runelite.client.rs.bytecode.transformers.ClientTransform;
import net.runelite.client.rs.bytecode.transformers.ErrorTransform;
import net.runelite.client.rs.bytecode.transformers.PlayerTransform;
import net.runelite.client.rs.bytecode.transformers.ProjectileTransform;
import net.runelite.http.api.RuneLiteAPI;
@@ -50,11 +51,13 @@ public class ByteCodePatcher {
transformProjectile(projectileClass);
Class playerClass = Class.forName(hooks.playerClass, false, child);
transformPlayer(playerClass);
//experimental
Class clientClass = Class.forName("client", false, child);
transformBlackjack(clientClass);
//Odds and ends
ErrorTransform et = new ErrorTransform();
et.modify(null);
ByteCodeUtils.updateHijackedJar();
} catch (Exception e) {
e.printStackTrace();

36
runelite-client/src/main/java/net/runelite/client/rs/bytecode/transformers/ErrorTransform.java Normal file
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@@ -0,0 +1,36 @@
package net.runelite.client.rs.bytecode.transformers;
import javassist.CtClass;
import javassist.CtMethod;
import javassist.CtNewMethod;
import net.runelite.client.rs.bytecode.ByteCodePatcher;
//This prevents the client from sending stack traces to Jagex at all, even classes outside of runelite.
public class ErrorTransform implements Transform {
public CtClass ct = null;
//Where Runelites error interceptor is located, not auto-scraped.
private final String ERROR_INSTANCE_CLASS = "dp";
private final String ERROR_INSTANCE_METHOD = "a";
@Override
public void modify(Class clazz) {
try {
System.out.println("[RuneLit] Transforming error method at class: "+ERROR_INSTANCE_CLASS);
ct = ByteCodePatcher.classPool.get(ERROR_INSTANCE_CLASS);
CtMethod error = ct.getDeclaredMethod(ERROR_INSTANCE_METHOD);
ct.removeMethod(error);
error = CtMethod.make("public static void a(String string, Throwable throwable, byte by) {"+
" return;"+
" }", ct);
ct.addMethod(error);
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public void transform() {
}
}