using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace Gs.Toolbox
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{
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public class PasswordHelper
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{
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#region 密码加密
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/**/
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/// <summary>
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/// 转半角的函数(DBC case)
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/// </summary>
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/// <param name="input">任意字符串</param>
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/// <returns>半角字符串</returns>
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///<remarks>
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///全角空格为12288，半角空格为32
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///其他字符半角(33-126)与全角(65281-65374)的对应关系是：均相差65248
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///</remarks>
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private static string ToDBC(string input)
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{
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char[] c = input.ToCharArray();
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for (int i = 0; i < c.Length; i++)
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{
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if (c[i] == 12288)
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{
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c[i] = (char)32;
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continue;
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}
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if (c[i] > 65280 && c[i] < 65375)
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c[i] = (char)(c[i] - 65248);
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}
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return new string(c);
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}
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/// <summary>
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/// 转大写
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/// </summary>
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/// <param name="input"></param>
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/// <returns></returns>
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private static string ToUp(string input)
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{
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string s = ToDBC(input);
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System.Text.StringBuilder sb = new StringBuilder();
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char[] c = s.ToCharArray();
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for (int i = 0; i < c.Length; i++)
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{
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sb.Append(c[i].ToString().ToUpper());
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}
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return sb.ToString();
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}
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/// <summary>
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/// MD5加密
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/// </summary>
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/// <param name="strTxt"></param>
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/// <returns></returns>
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public static string ToMd5(string strTxt)
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{
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strTxt = ToUp(strTxt);
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// return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strTxt, "MD5");
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return strTxt;
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}
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#endregion
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}
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}
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