public void LoadXml(XmlElement value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
if ((value.LocalName != XmlSignature.ElementNames.Reference) || (value.NamespaceURI != XmlSignature.NamespaceURI))
{
throw new CryptographicException();
}
id = GetAttribute(value, XmlSignature.AttributeNames.Id);
uri = GetAttribute(value, XmlSignature.AttributeNames.URI);
type = GetAttribute(value, XmlSignature.AttributeNames.Type);
// Note: order is important for validations
XmlNodeList xnl = value.GetElementsByTagName(XmlSignature.ElementNames.Transform, XmlSignature.NamespaceURI);
if ((xnl != null) && (xnl.Count > 0))
{
Transform t = null;
foreach (XmlNode xn in xnl)
{
string a = GetAttribute((XmlElement)xn, XmlSignature.AttributeNames.Algorithm);
t = TransformFactory.fromURI(a);
if (t == null)
{
throw new CryptographicException("Unknown transform {0}.", a);
}
if (xn.ChildNodes.Count > 0)
{
t.LoadInnerXml(xn.ChildNodes);
}
AddTransform(t);
}
}
// get DigestMethod
DigestMethod = XmlSignature.GetAttributeFromElement(value, XmlSignature.AttributeNames.Algorithm, XmlSignature.ElementNames.DigestMethod);
// get DigestValue
XmlElement dig = XmlSignature.GetChildElement(value, XmlSignature.ElementNames.DigestValue, XmlSignature.NamespaceURI);
if (dig != null)
{
DigestValue = Convert.FromBase64String(dig.InnerText);
}
element = value;
}
public void LoadXml(XmlElement value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
if ((value.LocalName != XmlSignature.ElementNames.SignedInfo) || (value.NamespaceURI != XmlSignature.NamespaceURI))
{
throw new CryptographicException();
}
id = GetAttribute(value, XmlSignature.AttributeNames.Id);
c14nMethod = XmlSignature.GetAttributeFromElement(value, XmlSignature.AttributeNames.Algorithm, XmlSignature.ElementNames.CanonicalizationMethod);
XmlElement sm = XmlSignature.GetChildElement(value, XmlSignature.ElementNames.SignatureMethod, XmlSignature.NamespaceURI);
if (sm != null)
{
signatureMethod = sm.GetAttribute(XmlSignature.AttributeNames.Algorithm);
XmlElement length = XmlSignature.GetChildElement(sm, XmlSignature.ElementNames.HMACOutputLength, XmlSignature.NamespaceURI);
if (length != null)
{
signatureLength = length.InnerText;
}
}
for (int i = 0; i < value.ChildNodes.Count; i++)
{
XmlNode n = value.ChildNodes [i];
if (n.NodeType == XmlNodeType.Element &&
n.LocalName == XmlSignature.ElementNames.Reference &&
n.NamespaceURI == XmlSignature.NamespaceURI)
{
Reference r = new Reference();
r.LoadXml((XmlElement)n);
AddReference(r);
}
}
element = value;
}
public override void LoadXml(XmlElement element)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
if (IssuerSerialList != null)
{
IssuerSerialList.Clear();
}
if (SubjectKeyIdList != null)
{
SubjectKeyIdList.Clear();
}
if (SubjectNameList != null)
{
SubjectNameList.Clear();
}
if (X509CertificateList != null)
{
X509CertificateList.Clear();
}
x509crl = null;
if ((element.LocalName != XmlSignature.ElementNames.X509Data) || (element.NamespaceURI != XmlSignature.NamespaceURI))
{
throw new CryptographicException("element");
}
XmlElement [] xnl = null;
// <X509IssuerSerial>
xnl = XmlSignature.GetChildElements(element, XmlSignature.ElementNames.X509IssuerSerial);
if (xnl != null)
{
for (int i = 0; i < xnl.Length; i++)
{
XmlElement xel = (XmlElement)xnl[i];
XmlElement issuer = XmlSignature.GetChildElement(xel, XmlSignature.ElementNames.X509IssuerName, XmlSignature.NamespaceURI);
XmlElement serial = XmlSignature.GetChildElement(xel, XmlSignature.ElementNames.X509SerialNumber, XmlSignature.NamespaceURI);
AddIssuerSerial(issuer.InnerText, serial.InnerText);
}
}
// <X509SKI>
xnl = XmlSignature.GetChildElements(element, XmlSignature.ElementNames.X509SKI);
if (xnl != null)
{
for (int i = 0; i < xnl.Length; i++)
{
byte[] skid = Convert.FromBase64String(xnl[i].InnerXml);
AddSubjectKeyId(skid);
}
}
// <X509SubjectName>
xnl = XmlSignature.GetChildElements(element, XmlSignature.ElementNames.X509SubjectName);
if (xnl != null)
{
for (int i = 0; i < xnl.Length; i++)
{
AddSubjectName(xnl[i].InnerXml);
}
}
// <X509Certificate>
xnl = XmlSignature.GetChildElements(element, XmlSignature.ElementNames.X509Certificate);
if (xnl != null)
{
for (int i = 0; i < xnl.Length; i++)
{
byte[] cert = Convert.FromBase64String(xnl[i].InnerXml);
AddCertificate(new X509CertificateParser().ReadCertificate(cert));
}
}
// only one <X509CRL>
XmlElement x509el = XmlSignature.GetChildElement(element, XmlSignature.ElementNames.X509CRL, XmlSignature.NamespaceURI);
if (x509el != null)
{
x509crl = Convert.FromBase64String(x509el.InnerXml);
}
}