|
|
using System;
|
|
|
using System.Collections.Generic;
|
|
|
using System.Security.Cryptography;
|
|
|
using System.Text;
|
|
|
using BP.DA;
|
|
|
|
|
|
namespace BP.GPM
|
|
|
{
|
|
|
/// <summary>
|
|
|
/// 加密类
|
|
|
/// </summary>
|
|
|
public class Crypto
|
|
|
{
|
|
|
/// <summary>
|
|
|
/// 加密字符串
|
|
|
/// </summary>
|
|
|
/// <param name="encryptString">传入加密字符串</param>
|
|
|
/// <returns>加密后字符</returns>
|
|
|
public static string EncryptString(string encryptString)
|
|
|
{
|
|
|
string strEncrypt = encryptString;
|
|
|
if (DataType.IsNullOrEmpty(encryptString)) return encryptString;
|
|
|
|
|
|
strEncrypt = Crypto.MD5_Encrypt(strEncrypt);
|
|
|
strEncrypt = Crypto.MD5_Encrypt(strEncrypt);
|
|
|
return strEncrypt.ToUpper();
|
|
|
}
|
|
|
/// <summary>
|
|
|
/// 使用指定的编码将字符串散列
|
|
|
/// </summary>
|
|
|
/// <param name="encryptString">要散列的字符串</param>
|
|
|
/// <returns>散列后的字符串</returns>
|
|
|
public static string MD5_Encrypt(string encryptString)
|
|
|
{
|
|
|
System.Security.Cryptography.MD5 md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
|
|
|
byte[] source = md5.ComputeHash(Encoding.Default.GetBytes(encryptString));
|
|
|
StringBuilder sBuilder = new StringBuilder();
|
|
|
for (int i = 0; i < source.Length; i++)
|
|
|
{
|
|
|
sBuilder.Append(source[i].ToString("X2"));
|
|
|
}
|
|
|
return sBuilder.ToString();
|
|
|
}
|
|
|
|
|
|
//SHA1 加密 （HASH算法没有解密）
|
|
|
/// <summary>
|
|
|
/// 利用SHA1加密一个字符串
|
|
|
/// </summary>
|
|
|
public static string SHA1_Encrypt(string encryptString)
|
|
|
{
|
|
|
byte[] StrRes = Encoding.Default.GetBytes(encryptString);
|
|
|
HashAlgorithm iSHA = new SHA1CryptoServiceProvider();
|
|
|
StrRes = iSHA.ComputeHash(StrRes);
|
|
|
StringBuilder EnText = new StringBuilder();
|
|
|
foreach (byte iByte in StrRes)
|
|
|
{
|
|
|
EnText.AppendFormat("{0:x2}", iByte);
|
|
|
}
|
|
|
return EnText.ToString();
|
|
|
}
|
|
|
}
|
|
|
}
|