Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Policy / PublisherMembershipCondition.cs / 1305376 / PublisherMembershipCondition.cs
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
// PublisherMembershipCondition.cs
//
// [....]
//
// Implementation of membership condition for X509 certificate based publishers
//
namespace System.Security.Policy {
using System;
using System.Collections;
using System.Globalization;
using System.Security;
using System.Security.Cryptography.X509Certificates;
using System.Security.Policy;
using System.Diagnostics.Contracts;
[Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
sealed public class PublisherMembershipCondition : IMembershipCondition, IConstantMembershipCondition, IReportMatchMembershipCondition
{
//------------------------------------------------------
//
// PRIVATE STATE DATA
//
//-----------------------------------------------------
private X509Certificate m_certificate;
private SecurityElement m_element;
//-----------------------------------------------------
//
// PUBLIC CONSTRUCTORS
//
//-----------------------------------------------------
internal PublisherMembershipCondition()
{
m_element = null;
m_certificate = null;
}
public PublisherMembershipCondition( X509Certificate certificate )
{
CheckCertificate( certificate );
m_certificate = new X509Certificate( certificate );
}
private static void CheckCertificate( X509Certificate certificate )
{
if (certificate == null)
{
throw new ArgumentNullException( "certificate" );
}
Contract.EndContractBlock();
}
//------------------------------------------------------
//
// PUBLIC ACCESSOR METHODS
//
//-----------------------------------------------------
public X509Certificate Certificate
{
set
{
CheckCertificate( value );
m_certificate = new X509Certificate( value );
}
get
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate != null)
return new X509Certificate( m_certificate );
else
return null;
}
}
public override String ToString()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate == null)
return Environment.GetResourceString( "Publisher_ToString" );
else
{
String name = m_certificate.Subject;
if (name != null)
return String.Format( CultureInfo.CurrentCulture, Environment.GetResourceString( "Publisher_ToStringArg" ), System.Security.Util.Hex.EncodeHexString( m_certificate.GetPublicKey() ) );
else
return Environment.GetResourceString( "Publisher_ToString" );
}
}
//------------------------------------------------------
//
// IMEMBERSHIPCONDITION IMPLEMENTATION
//
//------------------------------------------------------
public bool Check( Evidence evidence )
{
object usedEvidence = null;
return (this as IReportMatchMembershipCondition).Check(evidence, out usedEvidence);
}
bool IReportMatchMembershipCondition.Check(Evidence evidence, out object usedEvidence)
{
usedEvidence = null;
if (evidence == null)
return false;
Publisher publisher = evidence.GetHostEvidence();
if (publisher != null)
{
if (m_certificate == null && m_element != null)
ParseCertificate();
// We can't just compare certs directly here because Publisher equality
// depends only on the keys inside the certs.
if (publisher.Equals(new Publisher(m_certificate)))
{
usedEvidence = publisher;
return true;
}
}
return false;
}
public IMembershipCondition Copy()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
return new PublisherMembershipCondition( m_certificate );
}
public SecurityElement ToXml()
{
return ToXml( null );
}
public void FromXml( SecurityElement e )
{
FromXml( e, null );
}
public SecurityElement ToXml( PolicyLevel level )
{
if (m_certificate == null && m_element != null)
ParseCertificate();
SecurityElement root = new SecurityElement( "IMembershipCondition" );
System.Security.Util.XMLUtil.AddClassAttribute( root, this.GetType(), "System.Security.Policy.PublisherMembershipCondition" );
// If you hit this assert then most likely you are trying to change the name of this class.
// This is ok as long as you change the hard coded string above and change the assert below.
Contract.Assert( this.GetType().FullName.Equals( "System.Security.Policy.PublisherMembershipCondition" ), "Class name changed!" );
root.AddAttribute( "version", "1" );
if (m_certificate != null)
root.AddAttribute( "X509Certificate", m_certificate.GetRawCertDataString() );
return root;
}
public void FromXml( SecurityElement e, PolicyLevel level )
{
if (e == null)
throw new ArgumentNullException("e");
if (!e.Tag.Equals( "IMembershipCondition" ))
{
throw new ArgumentException( Environment.GetResourceString( "Argument_MembershipConditionElement" ) );
}
Contract.EndContractBlock();
lock (this)
{
m_element = e;
m_certificate = null;
}
}
private void ParseCertificate()
{
lock (this)
{
if (m_element == null)
return;
String elCert = m_element.Attribute( "X509Certificate" );
m_certificate = elCert == null ? null : new X509Certificate( System.Security.Util.Hex.DecodeHexString( elCert ) );
CheckCertificate( m_certificate );
m_element = null;
}
}
public override bool Equals( Object o )
{
PublisherMembershipCondition that = (o as PublisherMembershipCondition);
if (that != null)
{
if (this.m_certificate == null && this.m_element != null)
this.ParseCertificate();
if (that.m_certificate == null && that.m_element != null)
that.ParseCertificate();
if ( Publisher.PublicKeyEquals( this.m_certificate, that.m_certificate ))
return true;
}
return false;
}
public override int GetHashCode()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate != null)
return m_certificate.GetHashCode();
else
return typeof( PublisherMembershipCondition ).GetHashCode();
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++==
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// ==--==
// PublisherMembershipCondition.cs
//
// [....]
//
// Implementation of membership condition for X509 certificate based publishers
//
namespace System.Security.Policy {
using System;
using System.Collections;
using System.Globalization;
using System.Security;
using System.Security.Cryptography.X509Certificates;
using System.Security.Policy;
using System.Diagnostics.Contracts;
[Serializable]
[System.Runtime.InteropServices.ComVisible(true)]
sealed public class PublisherMembershipCondition : IMembershipCondition, IConstantMembershipCondition, IReportMatchMembershipCondition
{
//------------------------------------------------------
//
// PRIVATE STATE DATA
//
//-----------------------------------------------------
private X509Certificate m_certificate;
private SecurityElement m_element;
//-----------------------------------------------------
//
// PUBLIC CONSTRUCTORS
//
//-----------------------------------------------------
internal PublisherMembershipCondition()
{
m_element = null;
m_certificate = null;
}
public PublisherMembershipCondition( X509Certificate certificate )
{
CheckCertificate( certificate );
m_certificate = new X509Certificate( certificate );
}
private static void CheckCertificate( X509Certificate certificate )
{
if (certificate == null)
{
throw new ArgumentNullException( "certificate" );
}
Contract.EndContractBlock();
}
//------------------------------------------------------
//
// PUBLIC ACCESSOR METHODS
//
//-----------------------------------------------------
public X509Certificate Certificate
{
set
{
CheckCertificate( value );
m_certificate = new X509Certificate( value );
}
get
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate != null)
return new X509Certificate( m_certificate );
else
return null;
}
}
public override String ToString()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate == null)
return Environment.GetResourceString( "Publisher_ToString" );
else
{
String name = m_certificate.Subject;
if (name != null)
return String.Format( CultureInfo.CurrentCulture, Environment.GetResourceString( "Publisher_ToStringArg" ), System.Security.Util.Hex.EncodeHexString( m_certificate.GetPublicKey() ) );
else
return Environment.GetResourceString( "Publisher_ToString" );
}
}
//------------------------------------------------------
//
// IMEMBERSHIPCONDITION IMPLEMENTATION
//
//------------------------------------------------------
public bool Check( Evidence evidence )
{
object usedEvidence = null;
return (this as IReportMatchMembershipCondition).Check(evidence, out usedEvidence);
}
bool IReportMatchMembershipCondition.Check(Evidence evidence, out object usedEvidence)
{
usedEvidence = null;
if (evidence == null)
return false;
Publisher publisher = evidence.GetHostEvidence();
if (publisher != null)
{
if (m_certificate == null && m_element != null)
ParseCertificate();
// We can't just compare certs directly here because Publisher equality
// depends only on the keys inside the certs.
if (publisher.Equals(new Publisher(m_certificate)))
{
usedEvidence = publisher;
return true;
}
}
return false;
}
public IMembershipCondition Copy()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
return new PublisherMembershipCondition( m_certificate );
}
public SecurityElement ToXml()
{
return ToXml( null );
}
public void FromXml( SecurityElement e )
{
FromXml( e, null );
}
public SecurityElement ToXml( PolicyLevel level )
{
if (m_certificate == null && m_element != null)
ParseCertificate();
SecurityElement root = new SecurityElement( "IMembershipCondition" );
System.Security.Util.XMLUtil.AddClassAttribute( root, this.GetType(), "System.Security.Policy.PublisherMembershipCondition" );
// If you hit this assert then most likely you are trying to change the name of this class.
// This is ok as long as you change the hard coded string above and change the assert below.
Contract.Assert( this.GetType().FullName.Equals( "System.Security.Policy.PublisherMembershipCondition" ), "Class name changed!" );
root.AddAttribute( "version", "1" );
if (m_certificate != null)
root.AddAttribute( "X509Certificate", m_certificate.GetRawCertDataString() );
return root;
}
public void FromXml( SecurityElement e, PolicyLevel level )
{
if (e == null)
throw new ArgumentNullException("e");
if (!e.Tag.Equals( "IMembershipCondition" ))
{
throw new ArgumentException( Environment.GetResourceString( "Argument_MembershipConditionElement" ) );
}
Contract.EndContractBlock();
lock (this)
{
m_element = e;
m_certificate = null;
}
}
private void ParseCertificate()
{
lock (this)
{
if (m_element == null)
return;
String elCert = m_element.Attribute( "X509Certificate" );
m_certificate = elCert == null ? null : new X509Certificate( System.Security.Util.Hex.DecodeHexString( elCert ) );
CheckCertificate( m_certificate );
m_element = null;
}
}
public override bool Equals( Object o )
{
PublisherMembershipCondition that = (o as PublisherMembershipCondition);
if (that != null)
{
if (this.m_certificate == null && this.m_element != null)
this.ParseCertificate();
if (that.m_certificate == null && that.m_element != null)
that.ParseCertificate();
if ( Publisher.PublicKeyEquals( this.m_certificate, that.m_certificate ))
return true;
}
return false;
}
public override int GetHashCode()
{
if (m_certificate == null && m_element != null)
ParseCertificate();
if (m_certificate != null)
return m_certificate.GetHashCode();
else
return typeof( PublisherMembershipCondition ).GetHashCode();
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- WindowsListViewItemStartMenu.cs
- RadioButton.cs
- X509ImageLogo.cs
- RemoteWebConfigurationHostStream.cs
- TableCell.cs
- BulletedList.cs
- DefaultTextStore.cs
- Vector3DAnimationBase.cs
- Win32.cs
- TableStyle.cs
- AssemblyBuilderData.cs
- FunctionUpdateCommand.cs
- ToolStripPanelCell.cs
- ContextDataSource.cs
- ClientSettingsStore.cs
- NameValueFileSectionHandler.cs
- RequestDescription.cs
- ResourceManager.cs
- Context.cs
- TabItemWrapperAutomationPeer.cs
- SoapIncludeAttribute.cs
- EmptyEnumerable.cs
- SizeConverter.cs
- ListSortDescriptionCollection.cs
- ConnectivityStatus.cs
- WindowsToolbar.cs
- WebPartCancelEventArgs.cs
- BeginStoryboard.cs
- TrustLevel.cs
- rsa.cs
- TypeLibConverter.cs
- ResolveMatchesMessageCD1.cs
- GraphicsPathIterator.cs
- MimeTypeAttribute.cs
- KerberosSecurityTokenAuthenticator.cs
- AsymmetricAlgorithm.cs
- SymmetricKey.cs
- SQLRoleProvider.cs
- FlowLayout.cs
- UnauthorizedWebPart.cs
- DelegateHelpers.cs
- PropertyToken.cs
- QueryAccessibilityHelpEvent.cs
- FacetValueContainer.cs
- SyndicationSerializer.cs
- DataSourceProvider.cs
- ReferencedAssembly.cs
- HtmlButton.cs
- CodeAttachEventStatement.cs
- InputReportEventArgs.cs
- ListBindableAttribute.cs
- CommonGetThemePartSize.cs
- TypeUsage.cs
- Msmq.cs
- ContextMenuStripGroupCollection.cs
- ClearTypeHintValidation.cs
- WindowsRichEditRange.cs
- XmlSchemaObjectCollection.cs
- Set.cs
- CompilerInfo.cs
- BindingCompleteEventArgs.cs
- ApplicationFileParser.cs
- SendMessageRecord.cs
- DataGridToolTip.cs
- InternalMappingException.cs
- SimpleLine.cs
- DataGridViewTextBoxCell.cs
- WebRequestModuleElement.cs
- CollectionViewSource.cs
- CombinedGeometry.cs
- CharEnumerator.cs
- CornerRadiusConverter.cs
- WindowsScroll.cs
- DefaultTypeArgumentAttribute.cs
- GroupLabel.cs
- PolicyStatement.cs
- MatrixTransform.cs
- ArithmeticException.cs
- SettingsBase.cs
- Matrix3D.cs
- EventSourceCreationData.cs
- TimelineGroup.cs
- TreeNode.cs
- UIElementParagraph.cs
- SafeFileHandle.cs
- XmlDataCollection.cs
- PostBackOptions.cs
- WindowsGrip.cs
- EncoderNLS.cs
- AndMessageFilterTable.cs
- BaseDataList.cs
- UICuesEvent.cs
- CFStream.cs
- TextRunProperties.cs
- EntityContainerEntitySetDefiningQuery.cs
- wgx_commands.cs
- Win32MouseDevice.cs
- CroppedBitmap.cs
- Attribute.cs
- WindowsListViewGroup.cs