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Added wrap. Fixed NeverDecomp.

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This commit is contained in:
zaxar163 2018-12-14 20:16:54 +03:00
parent af16505bac
commit bf73e15c3f
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GPG key ID: E3B309DD3852DE06
3 changed files with 16 additions and 57 deletions
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56
LaunchServer/src/main/java/ru/gravit/launchserver/asm/AntiDecomp.java
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@ -19,55 +19,6 @@ public class AntiDecomp {
Throwable.class, Exception.class, Error.class, InternalError.class, RuntimeException.class, NullPointerException.class,
AssertionError.class, NoClassDefFoundError.class, IOException.class, NoSuchFieldException.class, SecurityException.class, InvocationTargetException.class
};
private static class ObfClassVisitor extends ClassVisitor {
private Random r = new SecureRandom();
private ObfClassVisitor(ClassVisitor classVisitor) {
super(Opcodes.ASM7, classVisitor);
}
@Override
public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) {
return new AdviceAdapter(Opcodes.ASM7, super.visitMethod(access, name, desc, signature, exceptions), access,
name, desc) {
@Override
public void onMethodEnter() {
antiDecomp();
}
public void antiDecomp() {
Label lbl1 = super.newLabel(), lbl15 = super.newLabel(), lbl2 = super.newLabel(),
lbl25 = super.newLabel();
// try-catch блок с lbl1 до lbl2 с переходом на lbl2 при java/lang/Exception
this.visitException(lbl1, lbl2, lbl2);
// lbl1: iconst_0
super.visitLabel(lbl1);
super.visitInsn(ICONST_0);
// lbl15: pop; goto lbl25
super.visitLabel(lbl15);
super.visitInsn(POP);
this.jumpLabel(lbl25);
// lbl2: pop; pop2
super.visitLabel(lbl2);
super.visitInsn(POP);
super.visitInsn(POP2);
// lbl25:
super.visitLabel(lbl25);
}
public void visitException(Label st, Label en, Label h) {
super.visitTryCatchBlock(st, en, h, Type.getInternalName(exceptionsL[r.nextInt(exceptionsL.length-1)]));
}
public void jumpLabel(Label to) {
super.visitJumpInsn(GOTO, to);
}
};
}
}
private static class AObfClassVisitor extends ClassVisitor {
private Random r = new SecureRandom();
private AObfClassVisitor(ClassVisitor classVisitor) {
@ -134,11 +85,4 @@ public static byte[] antiDecomp(final byte[] input, ClassMetadataReader reader)
cr.accept(new AObfClassVisitor(cw), ClassReader.SKIP_DEBUG | ClassReader.EXPAND_FRAMES);
return cw.toByteArray();
}
public static byte[] expAntiDecomp(byte[] input, ClassMetadataReader reader) {
ClassReader cr = new ClassReader(input);
ClassWriter cw = new SafeClassWriter(reader, ClassWriter.COMPUTE_FRAMES | ClassWriter.COMPUTE_MAXS);
cr.accept(new ObfClassVisitor(cw), ClassReader.SKIP_DEBUG | ClassReader.EXPAND_FRAMES);
return cw.toByteArray();
}
}

15
LaunchServer/src/main/java/ru/gravit/launchserver/manangers/BuildHookManager.java
View file

@ -4,10 +4,12 @@
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.function.BiFunction;
import java.util.zip.ZipOutputStream;
import ru.gravit.launcher.AutogenConfig;
import ru.gravit.launcher.modules.TestClientModule;
import ru.gravit.launchserver.asm.ClassMetadataReader;
import ru.gravit.launchserver.binary.BuildContext;
import ru.gravit.launchserver.binary.JAConfigurator;
import ru.gravit.launchserver.binary.JARLauncherBinary;
@ -28,6 +30,11 @@ public static interface Transformer {
byte[] transform(byte[] input, String classname, JARLauncherBinary data);
}
@FunctionalInterface
public static interface ReaderTransformer {
byte[] transform(byte[] input, String classname, ClassMetadataReader data);
}
private boolean BUILDRUNTIME;
private final Set<BuildHook> POST_HOOKS;
private final Set<Runnable> POST_PROGUARDRUN_HOOKS;
@ -161,4 +168,12 @@ public void registerPreHook(BuildHook hook) {
public void setBuildRuntime(boolean runtime) {
BUILDRUNTIME = runtime;
}
public static Transformer wrap(BiFunction<byte[], ClassMetadataReader, byte[]> func) {
return (code, name, binaryCls) -> func.apply(code, binaryCls.reader);
}
public static Transformer wrap(ReaderTransformer func) {
return (code, name, binaryCls) -> func.transform(code, name, binaryCls.reader);
}
}

2
modules

@ -1 +1 @@
Subproject commit b956ffe0479d6b7b8c28c6f16864e516f45b307d
Subproject commit c4705248d6e6576294a9ff62edd4dd263b682533