/// <summary>
/// Inherited from <see cref="SecurityTokenResolver"/>.
/// </summary>
protected override bool TryResolveSecurityKeyCore(SecurityKeyIdentifierClause keyIdentifierClause, out SecurityKey key)
{
if (keyIdentifierClause == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("keyIdentifierClause");
}
key = null;
X509RawDataKeyIdentifierClause rawDataClause = keyIdentifierClause as X509RawDataKeyIdentifierClause;
if (rawDataClause != null)
{
key = rawDataClause.CreateKey();
return(true);
}
RsaKeyIdentifierClause rsaClause = keyIdentifierClause as RsaKeyIdentifierClause;
if (rsaClause != null)
{
key = rsaClause.CreateKey();
return(true);
}
if (_wrappedTokenResolver.TryResolveSecurityKey(keyIdentifierClause, out key))
{
return(true);
}
return(false);
}
public override bool Matches(SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause that = keyIdentifierClause as RsaKeyIdentifierClause;
// PreSharp
#pragma warning suppress 56506
return(ReferenceEquals(this, that) || (that != null && that.Matches(this.rsa)));
}
public override bool Matches(SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause that = keyIdentifierClause as RsaKeyIdentifierClause;
// PreSharp Bug: Parameter 'that' to this public method must be validated: A null-dereference can occur here.
#pragma warning suppress 56506
return(ReferenceEquals(this, that) || (that != null && that.Matches(this.rsa)));
}
private static SecurityKeyIdentifierClause ReadRSAKeyValue(XmlReader reader)
{
string rsaXmlElement = reader.ReadInnerXml();
var rsa = new RSACryptoServiceProvider(); // Do not dispose! Used later when creating key
rsa.FromXmlString(rsaXmlElement);
RsaKeyIdentifierClause clause = new RsaKeyIdentifierClause(rsa);
return clause;
}
public override bool Matches(SecurityKeyIdentifierClause keyIdentifierClause)
{
if (keyIdentifierClause == null)
{
throw new ArgumentNullException("keyIdentifierClause");
}
RsaKeyIdentifierClause rkic =
keyIdentifierClause as RsaKeyIdentifierClause;
return(rkic != null && Matches(rkic.Rsa));
}
public override bool MatchesKeyIdentifierClause(SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause rsaKeyIdentifierClause = keyIdentifierClause as RsaKeyIdentifierClause;
if (rsaKeyIdentifierClause != null)
{
return(rsaKeyIdentifierClause.Matches(this.rsa));
}
return(false);
}
public override void WriteKeyIdentifierClauseCore(XmlDictionaryWriter writer, SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause rsaClause = keyIdentifierClause as RsaKeyIdentifierClause;
writer.WriteStartElement(XD.XmlSignatureDictionary.Prefix.Value, XD.XmlSignatureDictionary.KeyValue, NamespaceUri);
writer.WriteStartElement(XD.XmlSignatureDictionary.Prefix.Value, XD.XmlSignatureDictionary.RsaKeyValue, NamespaceUri);
writer.WriteStartElement(XD.XmlSignatureDictionary.Prefix.Value, XD.XmlSignatureDictionary.Modulus, NamespaceUri);
rsaClause.WriteModulusAsBase64(writer);
writer.WriteEndElement();
writer.WriteStartElement(XD.XmlSignatureDictionary.Prefix.Value, XD.XmlSignatureDictionary.Exponent, NamespaceUri);
rsaClause.WriteExponentAsBase64(writer);
writer.WriteEndElement();
writer.WriteEndElement();
writer.WriteEndElement();
}
/// <summary>
/// Inherited from <see cref="SecurityTokenResolver"/>.
/// </summary>
protected override bool TryResolveTokenCore(SecurityKeyIdentifierClause keyIdentifierClause, out SecurityToken token)
{
if (keyIdentifierClause == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("keyIdentifierClause");
}
token = null;
//
// Try raw X509
//
X509RawDataKeyIdentifierClause rawDataClause = keyIdentifierClause as X509RawDataKeyIdentifierClause;
if (rawDataClause != null)
{
token = new X509SecurityToken(new X509Certificate2(rawDataClause.GetX509RawData()));
return(true);
}
//
// Try RSA
//
RsaKeyIdentifierClause rsaClause = keyIdentifierClause as RsaKeyIdentifierClause;
if (rsaClause != null)
{
token = new RsaSecurityToken(rsaClause.Rsa);
return(true);
}
if (_wrappedTokenResolver.TryResolveToken(keyIdentifierClause, out token))
{
return(true);
}
return(false);
}
public override bool Matches(SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause objB = keyIdentifierClause as RsaKeyIdentifierClause;
return(object.ReferenceEquals(this, objB) || ((objB != null) && objB.Matches(this.rsa)));
}
public override bool MatchesKeyIdentifierClause(SecurityKeyIdentifierClause keyIdentifierClause)
{
RsaKeyIdentifierClause clause = keyIdentifierClause as RsaKeyIdentifierClause;
return((clause != null) && clause.Matches(this.rsa));
}
