1 using System;
2 using System.Collections.Generic;
3 using System.Linq;
4 using System.Text;
5 using System.Security.Cryptography;
6
7 namespace PCK
8 {
9 class Code
10 {
11 /// <summary>
12 /// Base64加密
13 /// </summary>
14 /// <param name="encodeType">加密采用的编码方式</param>
15 /// <param name="source">待加密的明文</param>
16 /// <returns></returns>
17 public static string Base64Encode(Encoding encodeType, string source)
18 {
19 string encode = string.Empty;
20 byte[] bytes = encodeType.GetBytes(source);
21 try
22 {
23 encode = Convert.ToBase64String(bytes);
24 }
25 catch
26 {
27 encode = source;
28 }
29 return encode;
30 }
31
32 /// <summary>
33 /// Base64解密
34 /// </summary>
35 /// <param name="encodeType">解密采用的编码方式，注意和加密时采用的方式一致</param>
36 /// <param name="result">待解密的密文</param>
37 /// <returns>解密后的字符串</returns>
38 public static string Base64Decode(Encoding encodeType, string result)
39 {
40 string decode = string.Empty;
41 byte[] bytes = Convert.FromBase64String(result);
42 try
43 {
44 decode = encodeType.GetString(bytes);
45 }
46 catch
47 {
48 decode = result;
49 }
50 return decode;
51 }
52 }
53 }
