private static string CreateString(MD5HashProperties objMD5HashProperties)
{
StringBuilder sbTemp = new StringBuilder();
sbTemp.Append(objMD5HashProperties.MAC_Address);
sbTemp.Append(",");
sbTemp.Append(objMD5HashProperties.SystemHost);
sbTemp.Append(",");
sbTemp.Append(objMD5HashProperties.SystemID);
sbTemp.Append(",");
sbTemp.Append(objMD5HashProperties.SchoolSecurityCode);
return(sbTemp.ToString());
//if (objMD5HashProperties.MAC_Address.Trim() != string.Empty &&
// objMD5HashProperties.SchoolSecurityCode.Trim() != string.Empty &&
// objMD5HashProperties.SystemHost.Trim() != string.Empty &&
// objMD5HashProperties.SystemID.Trim() != string.Empty)
//{
// StringBuilder sbTemp = new StringBuilder();
// sbTemp.Append(objMD5HashProperties.MAC_Address);
// sbTemp.Append(",");
// sbTemp.Append(objMD5HashProperties.SystemHost);
// sbTemp.Append(",");
// sbTemp.Append(objMD5HashProperties.SystemID);
// sbTemp.Append(",");
// sbTemp.Append(objMD5HashProperties.SchoolSecurityCode);
// return sbTemp.ToString();
//}
//else
//{
// throw new Exception("String can not generate.");
//}
}
public string GenerateMD5Hash(MD5HashProperties objMD5HashProperties)
{
try
{
byte[] bMD5Hash = new MD5CryptoServiceProvider().ComputeHash(System.Text.ASCIIEncoding.ASCII.GetBytes(CreateString(objMD5HashProperties)));
StringBuilder sOutput = new StringBuilder(bMD5Hash.Length);
for (int i = 0; i < bMD5Hash.Length; i++)
{
sOutput.Append(bMD5Hash[i].ToString("X2"));
}
return(sOutput.ToString());
}
catch
{
return(string.Empty);
}
}