<?php 

import javax.crypto.Cipher;

import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.File;

import java.io.FileInputStream;

import java.math.BigInteger;

import java.nio.ByteBuffer;

import java.security.KeyFactory;

import java.security.interfaces.RSAPublicKey;

import java.security.spec.RSAPublicKeySpec;

import java.util.zip.Inflater;

import java.util.zip.InflaterInputStream;



/**

 BSmith

 08.08.2016

 */

public class Test

{

    public static void main(String[] args)

    {

        Cipher cipher;



        try

        {

            cipher = Cipher.getInstance("RSA/ECB/nopadding");

            RSAPublicKeySpec rsaPublicKeySpec = new RSAPublicKeySpec(new BigInteger("75B4D6DE5C016544068A1ACF125869F43D2E09FC55B8B1E289556DAF9B8757635593446288B3653DA1CE91C87BB1A5C18F16323495C55D7D72C0890A83F69BFD1FD9434EB1C02F3E4679EDFA43309319070129C267C85604D87BB65BAE205DE3707AF1D2108881ABB567C3B3D069AE67C3A4C6A3AA93D26413D4C66094AE2039", 16), new BigInteger("1d", 16));

            RSAPublicKey rsaPublicKey = (RSAPublicKey) KeyFactory.getInstance("RSA").generatePublic(rsaPublicKeySpec);

            cipher.init(Cipher.DECRYPT_MODE, rsaPublicKey);

        }

        catch(Exception e)

        {

            e.printStackTrace();

            return;

        }



        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(128);



        try(FileInputStream fileInputStream = new FileInputStream(new File("L2GameDataName.dat")))

        {

            fileInputStream.skip(28);

            byte[] bytes = new byte[128];

            int length = fileInputStream.available() - 20;

            while(length > 0)

            {

                length -= fileInputStream.read(bytes);

                byte[] doFinal = cipher.doFinal(bytes);

                int size = doFinal[0x03];

                size += doFinal[0x02] << 8 & 0x0000ff00;

                size += doFinal[0x01] << 16 & 0x00ff0000;

                size += doFinal[0x00] << 24 & 0xff000000;

                int pad = -size & 0x01 + -size & 0x02;

                byteArrayOutputStream.write(doFinal, 128 - size - pad, size);

            }



            bytes = byteArrayOutputStream.toByteArray();



            ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(bytes, 4, bytes.length - 4);

            InflaterInputStream inflaterInputStream = new InflaterInputStream(byteArrayInputStream, new Inflater());



            byteArrayOutputStream = new ByteArrayOutputStream(128);

            bytes = new byte[128];

            while((length = inflaterInputStream.read(bytes)) > 0)

            {

                byteArrayOutputStream.write(bytes, 0, length);

            }



            ByteBuffer byteBuffer = ByteBuffer.wrap(byteArrayOutputStream.toByteArray());



            int count = Integer.reverseBytes(byteBuffer.getInt());

            for(int i = 0; i < count; i++)

            {

                System.out.println(readUtfString(byteBuffer));

            }

        }

        catch(Exception e)

        {

            e.printStackTrace();

        }

    }



    public static String readUtfString(ByteBuffer buffer)

    {

        int size = Integer.reverseBytes(buffer.getInt());

        byte[] bytes = new byte[size];

        for(int i = 0; i < size; i += 2)

        {

            bytes[i + 1] = buffer.get();

            bytes[i] = buffer.get();

        }

        try

        {

            return new String(bytes, "Unicode");

        }

        catch(Exception e)

        {

            return "Null";

        }

    }

}