public override SecurityKeyIdentifierClause CreateKeyIdentifierClauseFromTokenXmlCore(XmlElement issuedTokenXml,
SecurityTokenReferenceStyle tokenReferenceStyle)
{
TokenReferenceStyleHelper.Validate(tokenReferenceStyle);
switch (tokenReferenceStyle)
{
case SecurityTokenReferenceStyle.Internal:
return(CreateDirectReference(issuedTokenXml, UtilityStrings.IdAttribute, UtilityStrings.Namespace, TokenType));
case SecurityTokenReferenceStyle.External:
string encoding = issuedTokenXml.GetAttribute(EncodingTypeAttributeString, null);
string encodedData = issuedTokenXml.InnerText;
byte[] binaryData;
if (encoding == null || encoding == EncodingTypeValueBase64Binary)
{
binaryData = Convert.FromBase64String(encodedData);
}
else if (encoding == EncodingTypeValueHexBinary)
{
binaryData = HexBinary.Parse(encodedData).Value;
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.UnknownEncodingInBinarySecurityToken));
}
return(CreateKeyIdentifierClauseFromBinaryCore(binaryData));
default:
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException(nameof(tokenReferenceStyle)));
}
}
public override SecurityToken ReadTokenCore(XmlDictionaryReader reader, SecurityTokenResolver tokenResolver)
{
string wsuId = reader.GetAttribute(XD.UtilityDictionary.IdAttribute, XD.UtilityDictionary.Namespace);
string valueTypeUri = reader.GetAttribute(s_valueTypeAttribute, null);
string encoding = reader.GetAttribute(s_encodingTypeAttribute, null);
byte[] binaryData;
if (encoding == null || encoding == EncodingTypeValueBase64Binary)
{
binaryData = reader.ReadElementContentAsBase64();
}
else if (encoding == EncodingTypeValueHexBinary)
{
binaryData = HexBinary.Parse(reader.ReadElementContentAsString()).Value;
}
else
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new MessageSecurityException(SR.UnknownEncodingInBinarySecurityToken));
}
return(ReadBinaryCore(wsuId, valueTypeUri, binaryData));
}
