Examples with ClassGroup net.runelite.asm.ClassGroup used on opensource projects

Example 41 with ClassGroup

use of net.runelite.asm.ClassGroup in project runelite by runelite.

the class MultiplicationDeobfuscatorTest method test5.

@Test
public void test5() {
    ClassGroup group = ClassGroupFactory.generateGroup();
    Code code = group.findClass("test").findMethod("func").getCode();
    Instructions ins = code.getInstructions();
    code.setMaxStack(2);
    Instruction[] prepareVariables = { new LDC(ins, 3), new IStore(ins, 0), new LDC(ins, 2), new IStore(ins, 1) };
    for (Instruction i : prepareVariables) {
        ins.addInstruction(i);
    }
    LDC constant1 = new LDC(ins, -2079217519), constant2 = new LDC(ins, -2079217519), constant3 = new LDC(ins, 561453169);
    Instruction[] body = { new ILoad(ins, 0), constant1, new IMul(ins), new IStore(ins, 2), new ILoad(ins, 2), new ILoad(ins, 1), constant2, new IMul(ins), new IAdd(ins), constant3, new IMul(ins), new VReturn(ins) };
    for (Instruction i : body) {
        ins.addInstruction(i);
    }
    Execution e = new Execution(group);
    e.populateInitialMethods();
    e.run();
    assert constant1.getConstantAsInt() * constant3.getConstantAsInt() == 1;
    Deobfuscator d = new MultiplicationDeobfuscator();
    d.run(group);
    Assert.assertEquals(1, constant1.getConstantAsInt());
    Assert.assertEquals(1, constant2.getConstantAsInt());
    Assert.assertEquals(1, constant3.getConstantAsInt());
}

Example 42 with ClassGroup

use of net.runelite.asm.ClassGroup in project runelite by runelite.

the class MultiplyOneDeobfuscatorTest method test.

@Test
public void test() {
    ClassGroup group = ClassGroupFactory.generateGroup();
    Code code = group.findClass("test").findMethod("func").getCode();
    Instructions ins = code.getInstructions();
    code.setMaxStack(2);
    // vars[0] = 3
    Instruction[] prepareVariables = { new LDC(ins, 3), new IStore(ins, 0) };
    for (Instruction i : prepareVariables) ins.addInstruction(i);
    Label label = new Label(ins), label2 = new Label(ins);
    LDC one = new LDC(ins, 1);
    IMul mul = new IMul(ins);
    Instruction[] body = { new SiPush(ins, (short) 256), new ILoad(ins, 0), new IfEq(ins, label), label, one, label2, mul, new VReturn(ins) };
    for (Instruction i : body) ins.addInstruction(i);
    // check execution runs ok
    Execution e = new Execution(group);
    e.populateInitialMethods();
    e.run();
    Deobfuscator d = new MultiplyOneDeobfuscator(false);
    d.run(group);
    Assert.assertTrue(one.getInstructions() == null);
    Assert.assertTrue(mul.getInstructions() == null);
}

Example 43 with ClassGroup

use of net.runelite.asm.ClassGroup in project runelite by runelite.

the class MultiplyOneDeobfuscatorTest method testDir.

@Test
public void testDir() {
    ClassGroup group = ClassGroupFactory.generateGroup();
    Code code = group.findClass("test").findMethod("func").getCode();
    Instructions ins = code.getInstructions();
    code.setMaxStack(2);
    // vars[0] = 3
    Instruction[] prepareVariables = { new LDC(ins, 3), new IStore(ins, 0) };
    for (Instruction i : prepareVariables) ins.addInstruction(i);
    Label label = new Label(ins), label2 = new Label(ins);
    LDC one = new LDC(ins, 1);
    Instruction[] body = { new SiPush(ins, (short) 256), new ILoad(ins, 0), new IfEq(ins, label), new LDC(ins, 2), new Goto(ins, label2), label, one, label2, new IMul(ins), new VReturn(ins) };
    for (Instruction i : body) ins.addInstruction(i);
    // check execution runs ok
    Execution e = new Execution(group);
    e.populateInitialMethods();
    e.run();
    Deobfuscator d = new MultiplyOneDeobfuscator(false);
    d.run(group);
    Assert.assertTrue(one.getInstructions() != null);
}

Example 44 with ClassGroup

use of net.runelite.asm.ClassGroup in project runelite by runelite.

the class SimpleModArithTest method test2.

@Test
public void test2() throws IOException {
    InputStream in = this.getClass().getClassLoader().getResourceAsStream("net/runelite/deob/deobfuscators/arithmetic/TestClass2.class");
    Assert.assertNotNull(in);
    ClassGroup group = new ClassGroup();
    ClassFile cf = ClassUtil.loadClass(in);
    group.addClass(cf);
    ModArith d1 = new ModArith();
    d1.run(group);
    d1.runOnce();
    Deobfuscator d2 = new MultiplicationDeobfuscator();
    d2.run(group);
    Encryption e = d1.getEncryption();
    Pair pair = e.getField(cf.findField("field2863").getPoolField());
    Assert.assertEquals(378529589, (int) pair.getter);
}

Example 45 with ClassGroup

use of net.runelite.asm.ClassGroup in project runelite by runelite.

the class ExprArgOrderTest method test3.

@Test
public void test3() {
    ClassGroup group = ClassGroupFactory.generateGroup();
    Code code = group.findClass("test").findMethod("func").getCode();
    Instructions ins = code.getInstructions();
    code.setMaxStack(2);
    // vars[0] = 3
    Instruction[] prepareVariables = { new LDC(ins, 3), new IStore(ins, 0) };
    for (Instruction i : prepareVariables) {
        ins.addInstruction(i);
    }
    Instruction[] body = { // 512 + (3 + var1) -> var1 + 3 + 512
    new LDC(ins, 512), new LDC(ins, 3), new ILoad(ins, 0), new IAdd(ins), new IAdd(ins), new Pop(ins), new VReturn(ins) };
    for (Instruction i : body) {
        ins.addInstruction(i);
    }
    ExprArgOrder exprArgOrder = new ExprArgOrder();
    exprArgOrder.run(group);
    List<Instruction> instructions = ins.getInstructions();
    // 2: iload
    // 3: iconst 3
    // 4: iadd
    // 5: ldc
    // 6: add
    assertEquals(IADD, instructions.get(4).getType());
    assertEquals(IADD, instructions.get(6).getType());
}