bool FindInts(int index) {
if (index < 0)
return false;
i2 = 0;
var instrs = stringMethod.Body.Instructions;
var emu = new InstructionEmulator(stringMethod);
foreach (var kv in stringMethodConsts.Locals32)
emu.SetLocal(kv.Key, new Int32Value(kv.Value));
var fields = new Dictionary<FieldDef, int?>();
for (int i = index; i < instrs.Count - 2; i++) {
var instr = instrs[i];
FieldDef field;
switch (instr.OpCode.Code) {
case Code.Ldsfld:
field = instr.Operand as FieldDef;
if (field == null || field.DeclaringType != stringMethod.DeclaringType || field.FieldType.GetElementType() != ElementType.I4)
goto default;
fields[field] = null;
emu.Push(new Int32Value(i1));
break;
case Code.Stsfld:
field = instr.Operand as FieldDef;
if (field == null || field.DeclaringType != stringMethod.DeclaringType || field.FieldType.GetElementType() != ElementType.I4)
goto default;
if (fields.ContainsKey(field) && fields[field] == null)
goto default;
var val = emu.Pop() as Int32Value;
if (val == null || !val.AllBitsValid())
fields[field] = null;
else
fields[field] = val.Value;
break;
case Code.Call:
var method = instr.Operand as MethodDef;
if (!decrypterType.Detected || method != decrypterType.Int64Method)
goto done;
emu.Push(new Int64Value((long)decrypterType.GetMagic()));
break;
case Code.Newobj:
if (!EmulateDynocode(emu, ref i))
goto default;
break;
default:
if (instr.OpCode.FlowControl != FlowControl.Next)
goto done;
emu.Emulate(instr);
break;
}
}
done:
foreach (var val in fields.Values) {
if (val == null)
continue;
magic1 = i2 = val.Value;
return true;
}
return false;
}
