/// <summary>
/// 输入密文和密钥，输出明文
/// </summary>
/// <param name="plainText"></param>
/// <param name="key"></param>
/// <returns></returns>
public static string Decrypt(string encryptText, string passwd, string saltValue)
{
if (string.IsNullOrEmpty(encryptText))
{
return(null);
}
byte[] bytesData = DataHelper2.HexString2Bytes(encryptText);
if (null == bytesData)
{
return(null);
}
byte[] bytesResult = null;
try
{
bytesResult = AesHelper.AesDecryptBytes(bytesData, passwd, saltValue);
}
catch (Exception)
{
return(null);
}
string strResult = null;
try
{
strResult = new UTF8Encoding().GetString(bytesResult, 0, bytesResult.Length);
}
catch (Exception) //解析错误
{
return(null);
}
return(strResult);
}