using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading.Tasks;
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namespace VueWebCoreApi.Util
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{
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public class OpenapiHelper
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{
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// <summary>
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/// AES 加密
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/// </summary>
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/// <param name="str">明文（待加密）</param>
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/// <param name="key">密文</param>
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/// <returns></returns>
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public static string AesEncrypt(string str, string key)
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{
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if (string.IsNullOrEmpty(str)) return null;
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Byte[] toEncryptArray = Encoding.UTF8.GetBytes(str);
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RijndaelManaged rm = new RijndaelManaged
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{
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Key = Encoding.UTF8.GetBytes(key),
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Mode = CipherMode.ECB,
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Padding = PaddingMode.PKCS7
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};
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ICryptoTransform cTransform = rm.CreateEncryptor();
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Byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
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return Convert.ToBase64String(resultArray, 0, resultArray.Length);
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}
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/// <summary>
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/// AES 解密
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/// </summary>
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/// <param name="str">明文（待解密）</param>
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/// <param name="key">密文</param>
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/// <returns></returns>
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public static string AesDecrypt(string str, string key)
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{
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if (string.IsNullOrEmpty(str)) return null;
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Byte[] toEncryptArray = Convert.FromBase64String(str);
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RijndaelManaged rm = new RijndaelManaged
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{
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Key = Encoding.UTF8.GetBytes(key),
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Mode = CipherMode.ECB,
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Padding = PaddingMode.PKCS7
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};
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ICryptoTransform cTransform = rm.CreateDecryptor();
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Byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
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return Encoding.UTF8.GetString(resultArray);
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}
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}
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}
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