Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / clr / src / ManagedLibraries / Security / System / Security / Cryptography / Xml / EncryptedReference.cs / 5 / EncryptedReference.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // // EncryptedReference.cs // // This object implements the EncryptedReference element. // // 04/01/2002 // namespace System.Security.Cryptography.Xml { using System; using System.Collections; using System.Xml; [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public abstract class EncryptedReference { private string m_uri; private string m_referenceType; private TransformChain m_transformChain; internal XmlElement m_cachedXml = null; protected EncryptedReference () : this (String.Empty, new TransformChain()) { } protected EncryptedReference (string uri) : this (uri, new TransformChain()) { } protected EncryptedReference (string uri, TransformChain transformChain) { this.TransformChain = transformChain; this.Uri = uri; m_cachedXml = null; } public string Uri { get { return m_uri; } set { if (value == null) throw new ArgumentNullException(SecurityResources.GetResourceString("Cryptography_Xml_UriRequired")); m_uri = value; m_cachedXml = null; } } public TransformChain TransformChain { get { if (m_transformChain == null) m_transformChain = new TransformChain(); return m_transformChain; } set { m_transformChain = value; m_cachedXml = null; } } public void AddTransform (Transform transform) { this.TransformChain.Add(transform); } protected string ReferenceType { get { return m_referenceType; } set { m_referenceType = value; m_cachedXml = null; } } internal protected bool CacheValid { get { return (m_cachedXml != null); } } public virtual XmlElement GetXml () { if (CacheValid) return m_cachedXml; XmlDocument document = new XmlDocument(); document.PreserveWhitespace = true; return GetXml(document); } internal XmlElement GetXml (XmlDocument document) { if (ReferenceType == null) throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_ReferenceTypeRequired")); // Create the Reference XmlElement referenceElement = document.CreateElement(ReferenceType, EncryptedXml.XmlEncNamespaceUrl); if (!String.IsNullOrEmpty(m_uri)) referenceElement.SetAttribute("URI", m_uri); // Add the transforms to the CipherReference if (this.TransformChain.Count > 0) referenceElement.AppendChild(this.TransformChain.GetXml(document, SignedXml.XmlDsigNamespaceUrl)); return referenceElement; } public virtual void LoadXml (XmlElement value) { if (value == null) throw new ArgumentNullException("value"); this.ReferenceType = value.LocalName; this.Uri = Utils.GetAttribute(value, "URI", EncryptedXml.XmlEncNamespaceUrl); // Transforms XmlNamespaceManager nsm = new XmlNamespaceManager(value.OwnerDocument.NameTable); nsm.AddNamespace("ds", SignedXml.XmlDsigNamespaceUrl); XmlNode transformsNode = value.SelectSingleNode("ds:Transforms", nsm); if (transformsNode != null) this.TransformChain.LoadXml(transformsNode as XmlElement); // cache the Xml m_cachedXml = value; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class CipherReference : EncryptedReference { private byte[] m_cipherValue; public CipherReference () : base () { ReferenceType = "CipherReference"; } public CipherReference (string uri) : base(uri) { ReferenceType = "CipherReference"; } public CipherReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "CipherReference"; } // This method is used to cache results from resolved cipher references. internal byte[] CipherValue { get { if (!CacheValid) return null; return m_cipherValue; } set { m_cipherValue = value; } } public override XmlElement GetXml () { if (CacheValid) return m_cachedXml; XmlDocument document = new XmlDocument(); document.PreserveWhitespace = true; return GetXml(document); } new internal XmlElement GetXml (XmlDocument document) { if (ReferenceType == null) throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_ReferenceTypeRequired")); // Create the Reference XmlElement referenceElement = document.CreateElement(ReferenceType, EncryptedXml.XmlEncNamespaceUrl); if (!String.IsNullOrEmpty(this.Uri)) referenceElement.SetAttribute("URI", this.Uri); // Add the transforms to the CipherReference if (this.TransformChain.Count > 0) referenceElement.AppendChild(this.TransformChain.GetXml(document, EncryptedXml.XmlEncNamespaceUrl)); return referenceElement; } public override void LoadXml (XmlElement value) { if (value == null) throw new ArgumentNullException("value"); this.ReferenceType = value.LocalName; this.Uri = Utils.GetAttribute(value, "URI", EncryptedXml.XmlEncNamespaceUrl); // Transforms XmlNamespaceManager nsm = new XmlNamespaceManager(value.OwnerDocument.NameTable); nsm.AddNamespace("enc", EncryptedXml.XmlEncNamespaceUrl); XmlNode transformsNode = value.SelectSingleNode("enc:Transforms", nsm); if (transformsNode != null) this.TransformChain.LoadXml(transformsNode as XmlElement); // cache the Xml m_cachedXml = value; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class DataReference : EncryptedReference { public DataReference () : base () { ReferenceType = "DataReference"; } public DataReference (string uri) : base(uri) { ReferenceType = "DataReference"; } public DataReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "DataReference"; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class KeyReference : EncryptedReference { public KeyReference () : base () { ReferenceType = "KeyReference"; } public KeyReference (string uri) : base(uri) { ReferenceType = "KeyReference"; } public KeyReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "KeyReference"; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // // EncryptedReference.cs // // This object implements the EncryptedReference element. // // 04/01/2002 // namespace System.Security.Cryptography.Xml { using System; using System.Collections; using System.Xml; [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public abstract class EncryptedReference { private string m_uri; private string m_referenceType; private TransformChain m_transformChain; internal XmlElement m_cachedXml = null; protected EncryptedReference () : this (String.Empty, new TransformChain()) { } protected EncryptedReference (string uri) : this (uri, new TransformChain()) { } protected EncryptedReference (string uri, TransformChain transformChain) { this.TransformChain = transformChain; this.Uri = uri; m_cachedXml = null; } public string Uri { get { return m_uri; } set { if (value == null) throw new ArgumentNullException(SecurityResources.GetResourceString("Cryptography_Xml_UriRequired")); m_uri = value; m_cachedXml = null; } } public TransformChain TransformChain { get { if (m_transformChain == null) m_transformChain = new TransformChain(); return m_transformChain; } set { m_transformChain = value; m_cachedXml = null; } } public void AddTransform (Transform transform) { this.TransformChain.Add(transform); } protected string ReferenceType { get { return m_referenceType; } set { m_referenceType = value; m_cachedXml = null; } } internal protected bool CacheValid { get { return (m_cachedXml != null); } } public virtual XmlElement GetXml () { if (CacheValid) return m_cachedXml; XmlDocument document = new XmlDocument(); document.PreserveWhitespace = true; return GetXml(document); } internal XmlElement GetXml (XmlDocument document) { if (ReferenceType == null) throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_ReferenceTypeRequired")); // Create the Reference XmlElement referenceElement = document.CreateElement(ReferenceType, EncryptedXml.XmlEncNamespaceUrl); if (!String.IsNullOrEmpty(m_uri)) referenceElement.SetAttribute("URI", m_uri); // Add the transforms to the CipherReference if (this.TransformChain.Count > 0) referenceElement.AppendChild(this.TransformChain.GetXml(document, SignedXml.XmlDsigNamespaceUrl)); return referenceElement; } public virtual void LoadXml (XmlElement value) { if (value == null) throw new ArgumentNullException("value"); this.ReferenceType = value.LocalName; this.Uri = Utils.GetAttribute(value, "URI", EncryptedXml.XmlEncNamespaceUrl); // Transforms XmlNamespaceManager nsm = new XmlNamespaceManager(value.OwnerDocument.NameTable); nsm.AddNamespace("ds", SignedXml.XmlDsigNamespaceUrl); XmlNode transformsNode = value.SelectSingleNode("ds:Transforms", nsm); if (transformsNode != null) this.TransformChain.LoadXml(transformsNode as XmlElement); // cache the Xml m_cachedXml = value; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class CipherReference : EncryptedReference { private byte[] m_cipherValue; public CipherReference () : base () { ReferenceType = "CipherReference"; } public CipherReference (string uri) : base(uri) { ReferenceType = "CipherReference"; } public CipherReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "CipherReference"; } // This method is used to cache results from resolved cipher references. internal byte[] CipherValue { get { if (!CacheValid) return null; return m_cipherValue; } set { m_cipherValue = value; } } public override XmlElement GetXml () { if (CacheValid) return m_cachedXml; XmlDocument document = new XmlDocument(); document.PreserveWhitespace = true; return GetXml(document); } new internal XmlElement GetXml (XmlDocument document) { if (ReferenceType == null) throw new CryptographicException(SecurityResources.GetResourceString("Cryptography_Xml_ReferenceTypeRequired")); // Create the Reference XmlElement referenceElement = document.CreateElement(ReferenceType, EncryptedXml.XmlEncNamespaceUrl); if (!String.IsNullOrEmpty(this.Uri)) referenceElement.SetAttribute("URI", this.Uri); // Add the transforms to the CipherReference if (this.TransformChain.Count > 0) referenceElement.AppendChild(this.TransformChain.GetXml(document, EncryptedXml.XmlEncNamespaceUrl)); return referenceElement; } public override void LoadXml (XmlElement value) { if (value == null) throw new ArgumentNullException("value"); this.ReferenceType = value.LocalName; this.Uri = Utils.GetAttribute(value, "URI", EncryptedXml.XmlEncNamespaceUrl); // Transforms XmlNamespaceManager nsm = new XmlNamespaceManager(value.OwnerDocument.NameTable); nsm.AddNamespace("enc", EncryptedXml.XmlEncNamespaceUrl); XmlNode transformsNode = value.SelectSingleNode("enc:Transforms", nsm); if (transformsNode != null) this.TransformChain.LoadXml(transformsNode as XmlElement); // cache the Xml m_cachedXml = value; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class DataReference : EncryptedReference { public DataReference () : base () { ReferenceType = "DataReference"; } public DataReference (string uri) : base(uri) { ReferenceType = "DataReference"; } public DataReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "DataReference"; } } [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class KeyReference : EncryptedReference { public KeyReference () : base () { ReferenceType = "KeyReference"; } public KeyReference (string uri) : base(uri) { ReferenceType = "KeyReference"; } public KeyReference (string uri, TransformChain transformChain) : base(uri, transformChain) { ReferenceType = "KeyReference"; } } } // 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
- CryptoApi.cs
- SamlAuthorizationDecisionClaimResource.cs
- Visual3D.cs
- SafeNativeMethods.cs
- DictionaryContent.cs
- PartialArray.cs
- OperationCanceledException.cs
- UncommonField.cs
- GridViewSortEventArgs.cs
- Geometry3D.cs
- MsmqPoisonMessageException.cs
- HtmlDocument.cs
- ObjectQuery.cs
- WindowsScrollBarBits.cs
- InkCanvas.cs
- ClientScriptManager.cs
- XpsResource.cs
- StreamingContext.cs
- ApplicationActivator.cs
- XomlDesignerLoader.cs
- ServerValidateEventArgs.cs
- ResolveCompletedEventArgs.cs
- CultureInfoConverter.cs
- XmlNode.cs
- ApplicationManager.cs
- NameValueConfigurationElement.cs
- XPathNodeList.cs
- EntityDesignerUtils.cs
- CollaborationHelperFunctions.cs
- SimpleHandlerFactory.cs
- RegexCompilationInfo.cs
- Helpers.cs
- ConcatQueryOperator.cs
- DataGridViewDesigner.cs
- PeerNameResolver.cs
- InkCanvasAutomationPeer.cs
- CustomGrammar.cs
- DefaultPrintController.cs
- DynamicObjectAccessor.cs
- IisTraceWebEventProvider.cs
- QuotaExceededException.cs
- GeometryHitTestParameters.cs
- BehaviorEditorPart.cs
- versioninfo.cs
- TimeZone.cs
- CellTreeSimplifier.cs
- SpellCheck.cs
- DetailsView.cs
- DataGridViewHitTestInfo.cs
- ImageSource.cs
- KeyboardDevice.cs
- PerformanceCounterNameAttribute.cs
- TypeUsage.cs
- HtmlButton.cs
- SafeLibraryHandle.cs
- MouseDevice.cs
- CompoundFileDeflateTransform.cs
- InstanceCreationEditor.cs
- AllMembershipCondition.cs
- FlowLayoutPanel.cs
- CollectionViewGroup.cs
- ChannelSinkStacks.cs
- XmlValueConverter.cs
- DbCommandTree.cs
- IntSecurity.cs
- VBCodeProvider.cs
- UniqueID.cs
- Vertex.cs
- Activator.cs
- CustomErrorsSectionWrapper.cs
- _LocalDataStoreMgr.cs
- ExplicitDiscriminatorMap.cs
- X509Utils.cs
- XPathNodeInfoAtom.cs
- XPathLexer.cs
- DataServiceConfiguration.cs
- ParamArrayAttribute.cs
- SafeLibraryHandle.cs
- GlyphRunDrawing.cs
- GregorianCalendar.cs
- FormattedText.cs
- ActivityDesignerLayoutSerializers.cs
- RegistrySecurity.cs
- QilVisitor.cs
- Bits.cs
- SetterBase.cs
- PropertyTabChangedEvent.cs
- MenuTracker.cs
- CustomAttributeBuilder.cs
- SimpleApplicationHost.cs
- WpfWebRequestHelper.cs
- GradientStop.cs
- FormViewCommandEventArgs.cs
- Opcode.cs
- SecurityResources.cs
- DependencyPropertyKind.cs
- ExtensionDataReader.cs
- MetaTable.cs
- StrongNameMembershipCondition.cs
- Part.cs