149 lines
4.5 KiB
Java
149 lines
4.5 KiB
Java
/*
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* This file is part of the L2J Mobius project.
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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 GNU
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* 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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package com.l2jmobius.xml;
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import java.io.File;
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import java.util.LinkedHashMap;
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import java.util.Map;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.w3c.dom.Document;
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import org.w3c.dom.Node;
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import com.l2jmobius.clientcryptor.crypt.BlowFishDatCrypter;
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import com.l2jmobius.clientcryptor.crypt.DESDatCrypter;
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import com.l2jmobius.clientcryptor.crypt.DatCrypter;
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import com.l2jmobius.clientcryptor.crypt.RSADatCrypter;
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import com.l2jmobius.clientcryptor.crypt.XorDatCrypter;
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import com.l2jmobius.util.DebugUtil;
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public class CryptVersionParser
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{
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private static Map<String, DatCrypter> encryptKeys = new LinkedHashMap<>();
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private static Map<String, DatCrypter> decryptKeys = new LinkedHashMap<>();
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private static CryptVersionParser _parser = new CryptVersionParser();
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public static CryptVersionParser getInstance()
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{
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return _parser;
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}
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private CryptVersionParser()
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{
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CryptVersionParser.parseCryptVersion();
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}
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private static void parseCryptVersion()
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{
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File def = new File("./config/cryptVersion.xml");
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if (def.exists())
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{
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DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
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factory.setValidating(false);
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factory.setIgnoringElementContentWhitespace(true);
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factory.setIgnoringComments(true);
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try
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{
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Document doc = factory.newDocumentBuilder().parse(def);
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Node defsNode = doc.getFirstChild();
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while (defsNode != null)
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{
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if (defsNode.getNodeName().equals("keys"))
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{
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for (Node defNode = defsNode.getFirstChild(); defNode != null; defNode = defNode.getNextSibling())
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{
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if (!defNode.getNodeName().equals("key"))
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{
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continue;
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}
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String name = defNode.getAttributes().getNamedItem("name").getNodeValue();
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String type = defNode.getAttributes().getNamedItem("type").getNodeValue().toLowerCase();
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int code = Integer.parseInt(defNode.getAttributes().getNamedItem("code").getNodeValue().toLowerCase());
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boolean isDecrypt = Boolean.parseBoolean(defNode.getAttributes().getNamedItem("decrypt").getNodeValue());
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boolean useStructure = Boolean.parseBoolean(defNode.getAttributes().getNamedItem("useStructure").getNodeValue());
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String extension = defNode.getAttributes().getNamedItem("extension").getNodeValue();
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DatCrypter dat = null;
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switch (type)
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{
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case "rsa":
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{
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String modulus = defNode.getAttributes().getNamedItem("modulus").getNodeValue();
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String exp = defNode.getAttributes().getNamedItem("exp").getNodeValue();
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dat = new RSADatCrypter(code, modulus, exp, isDecrypt);
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break;
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}
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case "xor":
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{
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dat = new XorDatCrypter(code, Integer.parseInt(defNode.getAttributes().getNamedItem("key").getNodeValue()), isDecrypt);
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break;
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}
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case "blowfish":
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{
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dat = new BlowFishDatCrypter(code, defNode.getAttributes().getNamedItem("key").getNodeValue(), isDecrypt);
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break;
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}
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case "des":
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{
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dat = new DESDatCrypter(code, defNode.getAttributes().getNamedItem("key").getNodeValue(), isDecrypt);
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}
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}
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if (dat == null)
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{
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continue;
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}
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dat.addFileExtension(extension);
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dat.setUseStructure(useStructure);
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if (isDecrypt)
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{
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decryptKeys.put(name, dat);
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continue;
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}
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encryptKeys.put(name, dat);
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}
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}
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defsNode = doc.getNextSibling();
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}
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}
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catch (Exception e)
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{
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DebugUtil.getLogger().error(e.getMessage(), e);
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}
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}
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}
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public Map<String, DatCrypter> getEncryptKey()
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{
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return encryptKeys;
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}
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public Map<String, DatCrypter> getDecryptKeys()
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{
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return decryptKeys;
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}
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public DatCrypter getEncryptKey(String s)
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{
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return encryptKeys.get(s);
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}
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public DatCrypter getDecryptKey(String s)
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{
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return decryptKeys.get(s);
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}
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}
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