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Imported Upstream version 4.6.0.125

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Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4
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Xamarin Public Jenkins (auto-signing)
2016-08-03 10:59:49 +00:00
parent a569aebcfd
commit e79aa3c0ed
17047 changed files with 3137615 additions and 392334 deletions
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154
mcs/class/referencesource/System.IdentityModel/System/IdentityModel/EncryptedKeyElement.cs Normal file
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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.IdentityModel
{
using System.Collections.Generic;
using System.IdentityModel.Diagnostics;
using System.IdentityModel.Selectors;
using System.IdentityModel.Tokens;
using System.Xml;
/// <summary>
/// This class implements a deserialization for: EncryptedType as defined in section 3.5.1 of http://www.w3.org/TR/2002/REC-xmlenc-core-2002120
/// </summary>
internal class EncryptedKeyElement : EncryptedTypeElement
{
string _carriedName;
string _recipient;
List<string> _keyReferences;
List<string> _dataReferences;
public EncryptedKeyElement( SecurityTokenSerializer keyInfoSerializer )
: base( keyInfoSerializer )
{
_keyReferences = new List<string>();
_dataReferences = new List<string>();
}
public string CarriedName
{
get { return _carriedName; }
}
public IList<string> DataReferences
{
get { return _dataReferences; }
}
public IList<string> KeyReferences
{
get { return _keyReferences; }
}
public override void ReadExtensions( XmlDictionaryReader reader )
{
reader.MoveToContent();
if ( reader.IsStartElement( XmlEncryptionConstants.Elements.ReferenceList, XmlEncryptionConstants.Namespace ) )
{
reader.ReadStartElement();
// could have data or key references. these are the only two possible elements sec 3.6 xml enc.
// 3.6 The ReferenceList Element specifies there is a choice. Once one is chosen, it is fixed.
if ( reader.IsStartElement( XmlEncryptionConstants.Elements.DataReference, XmlEncryptionConstants.Namespace ) )
{
while ( reader.IsStartElement() )
{
if ( reader.IsStartElement( XmlEncryptionConstants.Elements.DataReference, XmlEncryptionConstants.Namespace ) )
{
string dataRef = reader.GetAttribute( XmlEncryptionConstants.Attributes.Uri );
if ( !string.IsNullOrEmpty( dataRef ) )
{
_dataReferences.Add( dataRef );
}
reader.Skip();
}
else if ( reader.IsStartElement( XmlEncryptionConstants.Elements.KeyReference, XmlEncryptionConstants.Namespace ) )
{
throw DiagnosticUtility.ThrowHelperXml( reader, SR.GetString( SR.ID4189 ) );
}
else
{
string xml = reader.ReadOuterXml();
if ( DiagnosticUtility.ShouldTraceWarning )
{
TraceUtility.TraceString( System.Diagnostics.TraceEventType.Warning, SR.GetString( SR.ID8024, reader.Name, reader.NamespaceURI, xml ) );
}
}
}
}
else if ( reader.IsStartElement( XmlEncryptionConstants.Elements.KeyReference, XmlEncryptionConstants.Namespace ) )
{
while ( reader.IsStartElement() )
{
if ( reader.IsStartElement( XmlEncryptionConstants.Elements.KeyReference, XmlEncryptionConstants.Namespace ) )
{
string keyRef = reader.GetAttribute( XmlEncryptionConstants.Attributes.Uri );
if ( !string.IsNullOrEmpty( keyRef ) )
{
_keyReferences.Add( keyRef );
}
reader.Skip();
}
else if ( reader.IsStartElement( XmlEncryptionConstants.Elements.DataReference, XmlEncryptionConstants.Namespace ) )
{
throw DiagnosticUtility.ThrowHelperXml( reader, SR.GetString( SR.ID4190 ) );
}
else
{
string xml = reader.ReadOuterXml();
if ( DiagnosticUtility.ShouldTraceWarning )
{
TraceUtility.TraceString( System.Diagnostics.TraceEventType.Warning, SR.GetString( SR.ID8024, reader.Name, reader.NamespaceURI, xml ) );
}
}
}
}
else
{
// there must be at least one reference.
throw DiagnosticUtility.ThrowHelperXml( reader, SR.GetString( SR.ID4191 ) );
}
reader.MoveToContent();
if ( reader.IsStartElement( XmlEncryptionConstants.Elements.CarriedKeyName, XmlEncryptionConstants.Namespace ) )
{
reader.ReadStartElement();
_carriedName = reader.ReadString();
reader.ReadEndElement();
}
// </ReferenceList>
reader.ReadEndElement();
}
}
public override void ReadXml( XmlDictionaryReader reader )
{
if ( reader == null )
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull( "reader" );
}
reader.MoveToContent();
if ( !reader.IsStartElement( XmlEncryptionConstants.Elements.EncryptedKey, XmlEncryptionConstants.Namespace ) )
{
throw DiagnosticUtility.ThrowHelperXml( reader, SR.GetString( SR.ID4187 ) );
}
_recipient = reader.GetAttribute( XmlEncryptionConstants.Attributes.Recipient, null );
//<EncryptedKey> extends <EncryptedType>
// base will read the start element and end elements
base.ReadXml( reader );
}
public EncryptedKeyIdentifierClause GetClause()
{
return new EncryptedKeyIdentifierClause( CipherData.CipherValue, Algorithm, KeyIdentifier );
}
}
}