reference
1. [Analysis of the encryption and decryption of Android mobile game Lua script (prequel)] https://litna.top/2018/07/07/%E6%B5%85%E6%9E%90android%E6%89%8B %E6%B8%B8lua%E8%84%9A%E6%9C%AC%E7%9A%84%E5%8A%A0%E5%AF%86%E4%B8%8E%E8%A7%A3%E5 %AF%86%EF%BC%88%E5%89%8D%E4%BC%A0%EF%BC%89/#9