Zeus
55 lines
1.4 KiB
Dart
55 lines
1.4 KiB
Dart
import 'dart:convert';
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import 'package:crypto/crypto.dart';
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import 'package:convert/convert.dart';
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/// Encrypt Util.
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class EncryptUtil {
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/// md5 加密
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static String encodeMd5(String data) {
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var content = Utf8Encoder().convert(data);
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var digest = md5.convert(content);
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return hex.encode(digest.bytes);
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}
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/// 异或对称加密
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static String xorCode(String res, String key) {
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List<String> keyList = key.split(',');
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List<int> codeUnits = res.codeUnits;
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List<int> codes = [];
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for (int i = 0, length = codeUnits.length; i < length; i++) {
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int code = codeUnits[i] ^ int.parse(keyList[i % keyList.length]);
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codes.add(code);
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}
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return String.fromCharCodes(codes);
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}
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/// 异或对称 Base64 加密
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static String xorBase64Encode(String res, String key) {
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String encode = xorCode(res, key);
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encode = encodeBase64(encode);
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return encode;
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}
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/// 异或对称 Base64 解密
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static String xorBase64Decode(String res, String key) {
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String encode = decodeBase64(res);
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encode = xorCode(encode, key);
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return encode;
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}
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/// Base64加密
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static String encodeBase64(String data) {
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var content = utf8.encode(data);
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var digest = base64Encode(content);
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return digest;
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}
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/// Base64解密
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static String decodeBase64(String data) {
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List<int> bytes = base64Decode(data);
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String result = utf8.decode(bytes);
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return result;
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}
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}
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