mirror of
https://github.com/qaiu/netdisk-fast-download.git
synced 2025-12-17 12:53:02 +00:00
版本更新至0.1.7,启用h2db,添加统计功能,框架优化
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QAIU
289
parser/src/main/java/cn/qaiu/util/AESUtils.java
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289
parser/src/main/java/cn/qaiu/util/AESUtils.java
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package cn.qaiu.util;
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import org.apache.commons.lang3.StringUtils;
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import javax.crypto.*;
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import javax.crypto.spec.SecretKeySpec;
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import java.math.BigInteger;
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import java.nio.charset.StandardCharsets;
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import java.security.InvalidKeyException;
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import java.security.Key;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.Base64;
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import java.util.Date;
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import java.util.HexFormat;
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import java.util.Random;
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/**
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* AES加解密工具类
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*
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* @author qaiu
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**/
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public class AESUtils {
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/**
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* AES密钥标识
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*/
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public static final String SIGN_AES = "AES";
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/**
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* 密码器AES模式
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*/
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public static final String CIPHER_AES = "AES/ECB/PKCS5Padding";
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public static final String CIPHER_AES2 = "YbQHZqK/PdQql2+7ATcPQHREAxt0Hn0Ob9v317QirZM=";
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public static final String CIPHER_AES0;
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/**
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* 秘钥长度
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*/
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public static final int KEY_LENGTH = 16;
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/**
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* 密钥长度128
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*/
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public static final int KEY_SIZE_128_LENGTH = 128;
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/**
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* 密钥长度192
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*/
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public static final int KEY_SIZE_192_LENGTH = 192;
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/**
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* 密钥长度256
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*/
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public static final int KEY_SIZE_256_LENGTH = 256;
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static {
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try {
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CIPHER_AES0 = decryptByBase64AES(CIPHER_AES2, CIPHER_AES);
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} catch (IllegalBlockSizeException | BadPaddingException | NoSuchPaddingException | NoSuchAlgorithmException |
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InvalidKeyException e) {
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throw new RuntimeException(e);
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}
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}
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/**
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* 随机生成密钥，请使用合适的长度128 192 256
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*/
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public static Key createKeyString(int keySize) throws NoSuchAlgorithmException {
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KeyGenerator keyGenerator = KeyGenerator.getInstance(SIGN_AES);
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keyGenerator.init(keySize);
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SecretKey secretKey = keyGenerator.generateKey();
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return new SecretKeySpec(secretKey.getEncoded(), SIGN_AES);
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}
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/**
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* 生成Key对象
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*/
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public static Key generateKey(String keyString) {
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if (keyString.length() > KEY_LENGTH) {
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keyString = keyString.substring(0, KEY_LENGTH);
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} else if (keyString.length() < KEY_LENGTH) {
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keyString = StringUtils.rightPad(keyString, 16, 'L');
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}
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return new SecretKeySpec(keyString.getBytes(), SIGN_AES);
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}
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/**
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* AES加密
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*
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* @param source 原文
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* @param keyString 秘钥
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* @return byte arrays
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*/
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public static byte[] encryptByAES(String source, String keyString) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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Cipher cipher = Cipher.getInstance(CIPHER_AES);
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cipher.init(Cipher.ENCRYPT_MODE, generateKey(keyString));
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return cipher.doFinal(source.getBytes(StandardCharsets.UTF_8));
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}
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public static byte[] encryptByAES(String source, Key key) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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Cipher cipher = Cipher.getInstance(CIPHER_AES);
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cipher.init(Cipher.ENCRYPT_MODE, key);
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return cipher.doFinal(source.getBytes(StandardCharsets.UTF_8));
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}
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/**
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* AES加密Base64
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*
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* @param source 原文
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* @param keyString 秘钥
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* @return BASE64
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*/
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public static String encryptBase64ByAES(String source, String keyString) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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byte[] encrypted = encryptByAES(source, keyString);
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return Base64.getEncoder().encodeToString(encrypted);
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}
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public static String encryptBase64ByAES(String source, Key key) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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byte[] encrypted = encryptByAES(source, key);
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return Base64.getEncoder().encodeToString(encrypted);
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}
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/**
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* AES加密Hex
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*
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* @param source 原文
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* @param keyString 秘钥
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*/
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public static String encryptHexByAES(String source, String keyString) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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byte[] encrypted = encryptByAES(source, keyString);
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return HexFormat.of().formatHex(encrypted);
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}
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public static String encryptHexByAES(String source, Key key) throws NoSuchPaddingException,
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NoSuchAlgorithmException, InvalidKeyException, IllegalBlockSizeException, BadPaddingException {
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byte[] encrypted = encryptByAES(source, key);
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return HexFormat.of().formatHex(encrypted);
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}
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public static String encrypt2Hex(String source) {
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try {
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return encryptHexByAES(source, CIPHER_AES0);
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} catch (NoSuchPaddingException | NoSuchAlgorithmException | InvalidKeyException | IllegalBlockSizeException |
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BadPaddingException e) {
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throw new RuntimeException("加密失败: "+ e.getMessage());
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}
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}
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/**
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* AES解密
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*
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* @param encrypted 密文 byte
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* @param keyString 秘钥
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*/
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public static String decryptByAES(byte[] encrypted, String keyString) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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return decryptByAES(encrypted, generateKey(keyString));
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}
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public static String decryptByAES(byte[] encrypted, Key key) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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Cipher cipher = Cipher.getInstance(CIPHER_AES);
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cipher.init(Cipher.DECRYPT_MODE, key);
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byte[] decrypted = cipher.doFinal(encrypted);
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return new String(decrypted, StandardCharsets.UTF_8);
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}
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/**
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* AES解密
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*
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* @param encrypted 密文 Hex
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* @param keyString 秘钥
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*/
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public static String decryptByHexAES(String encrypted, String keyString) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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return decryptByAES(HexFormat.of().parseHex(encrypted), keyString);
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}
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public static String decryptByHexAES(String encrypted, Key key) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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return decryptByAES(HexFormat.of().parseHex(encrypted), key);
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}
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/**
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* AES解密
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*
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* @param encrypted 密文 Base64
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* @param keyString 秘钥
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*/
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public static String decryptByBase64AES(String encrypted, String keyString) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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return decryptByAES(Base64.getDecoder().decode(encrypted), keyString);
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}
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public static String decryptByBase64AES(String encrypted, Key key) throws IllegalBlockSizeException,
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BadPaddingException, InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException {
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return decryptByAES(Base64.getDecoder().decode(encrypted), key);
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}
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// ================================飞机盘Id解密========================================== //
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private static final char[] array = {
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'T', 'U', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
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'0', 'M', 'N', 'O', 'P', 'X', 'Y', 'Z', 'V', 'W',
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'Q', '1', '2', '3', '4', 'a', 'b', 'c', 'd', 'e',
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'5', '6', '7', '8', '9', 'v', 'w', 'x', 'y', 'z',
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'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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'p', 'q', 'r', 's', 't', 'u', 'L', 'R', 'S', 'I',
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'J', 'K'};
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private static int decodeChar(char c) {
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for (int i = 0; i < array.length; i++) {
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if (c == array[i]) {
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return i;
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}
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}
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return -1;
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}
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// id解密
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public static int idEncrypt(String str) {
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// 倍数
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int multiple = 1;
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int result = 0;
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if (StringUtils.isNotEmpty(str) && str.length() > 4) {
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str = str.substring(2, str.length() - 2);
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char c;
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for (int i = 0; i < str.length(); i++) {
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c = str.charAt(str.length() - i - 1);
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result += decodeChar(c) * multiple;
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multiple = multiple * 62;
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}
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}
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return result;
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}
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// ========================== musetransfer加密相关 ===========================
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//length用户要求产生字符串的长度
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public static String getRandomString(int length){
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String str="abcdefghijklmnopqrstuvwxyz0123456789";
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Random random=new Random();
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StringBuilder sb=new StringBuilder();
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for(int i=0;i<length;i++){
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int number=random.nextInt(36);
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sb.append(str.charAt(number));
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}
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return sb.toString();
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}
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public static String getRandomString(){
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return getRandomString(10);
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}
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//=============================== 123pan加密相关 ===============================
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public static String getMD5Str(String str) {
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byte[] digest;
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try {
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MessageDigest md5 = MessageDigest.getInstance("md5");
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digest = md5.digest(str.getBytes(StandardCharsets.UTF_8));
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} catch (NoSuchAlgorithmException e) {
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throw new RuntimeException(e);
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}
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//16是表示转换为16进制数
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return new BigInteger(1, digest).toString(16);
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}
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public static String getAuthKey(String _0x2207af) {
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String _0x467baa = "web";
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int _0x4965f1 = 3;
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String _0x430930 = String.valueOf(Math.round(0x989680 * Math.random()));
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String _0x53928f = String.valueOf(new Date().getTime() / 0x3e8);
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String _0x49ec94 = getMD5Str(_0x53928f + "|" + _0x430930 + "|" + _0x2207af + "|" + _0x467baa + "|" + _0x4965f1
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+ "|8-8D$sL8gPjom7bk#cY");
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return _0x53928f + "-" + _0x430930 + "-" + _0x49ec94;
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}
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}
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