internal XmlElement GetXml(XmlDocument document)
{
// Create the CipherData element
XmlElement cipherDataElement = (XmlElement)document.CreateElement("CipherData", EncryptedXml.XmlEncNamespaceUrl);
if (CipherValue != null)
{
XmlElement cipherValueElement = document.CreateElement("CipherValue", EncryptedXml.XmlEncNamespaceUrl);
cipherValueElement.AppendChild(document.CreateTextNode(Convert.ToBase64String(CipherValue)));
cipherDataElement.AppendChild(cipherValueElement);
}
else
{
// No CipherValue specified, see if there is a CipherReference
if (CipherReference == null)
{
throw new CryptographicException(SR.Cryptography_Xml_CipherValueElementRequired);
}
cipherDataElement.AppendChild(CipherReference.GetXml(document));
}
return(cipherDataElement);
}
internal XmlElement GetXml(XmlDocument document)
{
if (CipherReference == null && CipherValue == null)
{
throw new CryptographicException("A Cipher Data element should have either a CipherValue or a CipherReference element.");
}
XmlElement xel = document.CreateElement(XmlEncryption.ElementNames.CipherData, EncryptedXml.XmlEncNamespaceUrl);
if (CipherReference != null)
{
xel.AppendChild(document.ImportNode(cipherReference.GetXml(), true));
}
if (CipherValue != null)
{
XmlElement xcv = document.CreateElement(XmlEncryption.ElementNames.CipherValue, EncryptedXml.XmlEncNamespaceUrl);
StreamReader reader = new StreamReader(new CryptoStream(new MemoryStream(cipherValue), new ToBase64Transform(), CryptoStreamMode.Read));
xcv.InnerText = reader.ReadToEnd();
reader.Close();
xel.AppendChild(xcv);
}
return(xel);
}
