95 lines
4.2 KiB
Java
95 lines
4.2 KiB
Java
package the.bytecode.club.bytecodeviewer.obfuscators.rename;
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import org.objectweb.asm.Opcodes;
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import org.objectweb.asm.tree.ClassNode;
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import org.objectweb.asm.tree.MethodNode;
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import the.bytecode.club.bytecodeviewer.BytecodeViewer;
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import the.bytecode.club.bytecodeviewer.Configuration;
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import the.bytecode.club.bytecodeviewer.obfuscators.JavaObfuscator;
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import the.bytecode.club.bytecodeviewer.obfuscators.mapping.data.MappingData;
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import the.bytecode.club.bytecodeviewer.obfuscators.mapping.data.MethodMappingData;
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/***************************************************************************
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* Bytecode Viewer (BCV) - Java & Android Reverse Engineering Suite *
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* Copyright (C) 2014 Kalen 'Konloch' Kinloch - http://bytecodeviewer.com *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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/**
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* Rename methods.
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*
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* @author Konloch
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*/
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public class RenameMethods extends JavaObfuscator {
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public static void open()
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{
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if (Configuration.runningObfuscation) {
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BytecodeViewer.showMessage("You're currently running an obfuscation task, wait for this to finish"
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+ ".");
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return;
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}
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new RenameMethods().start();
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BytecodeViewer.viewer.workPane.refreshClass.doClick();
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BytecodeViewer.viewer.resourcePane.tree.updateUI();
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}
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@Override
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public void obfuscate() {
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int stringLength = getStringLength();
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System.out.println("Obfuscating method names...");
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for (ClassNode c : BytecodeViewer.getLoadedClasses()) {
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for (Object o : c.methods.toArray()) {
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MethodNode m = (MethodNode) o;
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/* As we dont want to rename native dll methods */
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if ((m.access & Opcodes.ACC_NATIVE) != 0)
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continue;
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if (m.access != Opcodes.ACC_ABSTRACT
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_STATIC
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_STATIC + Opcodes.ACC_PUBLIC
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_STATIC + Opcodes.ACC_PRIVATE
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_STATIC + Opcodes.ACC_PROTECTED
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_PUBLIC
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_PRIVATE
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&& m.access != Opcodes.ACC_ABSTRACT
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+ Opcodes.ACC_PROTECTED) {
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if (!m.name.equals("main") && !m.name.equals("<init>")
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&& !m.name.equals("<clinit>")) {
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String newName = generateUniqueName(stringLength);
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BytecodeViewer.refactorer.getHooks().addMethod(new MethodMappingData(c.name,
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new MappingData(m.name, newName), m.desc));
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/*ASMUtil_OLD.renameMethodNode(c.name, m.name, m.desc,
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null, newName, null);*/
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}
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}
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}
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}
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System.out.println("Obfuscated method names.");
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}
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}
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