Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Base / System / Security / RightsManagement / UseLicense.cs / 1 / UseLicense.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: This class represents the Use Lciense which enables end users to // consume protected content. // // History: // 06/01/2005: [....] : Initial Implementation // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.ObjectModel; using System.Diagnostics; using System.Globalization; using System.Windows; using SecurityHelper=MS.Internal.WindowsBase.SecurityHelper; using MS.Internal.Security.RightsManagement; using MS.Internal.Utility; // Disable message about unknown message numbers so as to allow the suppression // of PreSharp warnings (whose numbers are unknown to the compiler). #pragma warning disable 1634, 1691 namespace System.Security.RightsManagement { ////// This class represents the Use Lciense which enables end users to consume protected content. /// ////// Critical: This class expose access to methods that eventually do one or more of the the following /// 1. call into unmanaged code /// 2. affects state/data that will eventually cross over unmanaged code boundary /// 3. Return some RM related information which is considered private /// /// TreatAsSafe: This attribute automatically applied to all public entry points. All the public entry points have /// Demands for RightsManagementPermission at entry to counter the possible attacks that do /// not lead to the unamanged code directly(which is protected by another Demand there) but rather leave /// some status/data behind which eventually might cross the unamanaged boundary. /// [SecurityCritical(SecurityCriticalScope.Everything)] public class UseLicense { ////// This constructor accepts the serialized form of a use license, and builds an instance of the classs based on that. /// public UseLicense(string useLicense) { SecurityHelper.DemandRightsManagementPermission(); if (useLicense == null) { throw new ArgumentNullException("useLicense"); } _serializedUseLicense = useLicense; ///////////////// // parse out the Content Id GUID ///////////////// string contentId; string contentIdType; ClientSession.GetContentIdFromLicense(_serializedUseLicense, out contentId, out contentIdType); if (contentId == null) { throw new RightsManagementException(RightsManagementFailureCode.InvalidLicense); } else { _contentId = new Guid(contentId); } ///////////////// // Get Owner information from the license ///////////////// _owner = ClientSession.ExtractUserFromCertificateChain(_serializedUseLicense); ///////////////// // Get ApplicationSpecific Data Dictionary ///////////////// _applicationSpecificDataDictionary = new ReadOnlyDictionary(ClientSession.ExtractApplicationSpecificDataFromLicense(_serializedUseLicense)); } /// /// This constructor accepts the serialized form of a use license, and builds an instance of the classs based on that. /// public ContentUser Owner { get { SecurityHelper.DemandRightsManagementPermission(); return _owner; } } ////// The ContentId is created by the publisher and can be used to match content to UseLicense and PublishLicenses. /// public Guid ContentId { get { SecurityHelper.DemandRightsManagementPermission(); return _contentId; } } ////// Returns the original XrML string that was used to deserialize the Use License /// public override string ToString() { SecurityHelper.DemandRightsManagementPermission(); return _serializedUseLicense; } ////// This function allows an application to examine or exercise the rights on a locally stored license. /// public CryptoProvider Bind (SecureEnvironment secureEnvironment) { SecurityHelper.DemandRightsManagementPermission(); if (secureEnvironment == null) { throw new ArgumentNullException("secureEnvironment"); } // The SecureEnvironment constructor makes sure ClientSession cannot be null. // Accordingly suppressing preSharp warning about having to validate ClientSession. #pragma warning suppress 6506 return secureEnvironment.ClientSession.TryBindUseLicenseToAllIdentites(_serializedUseLicense); } ////// ApplicationData data dictionary contains values that are passed from publishing /// application to a consuming application. One data pair that is processed by a Rights /// Management Services (RMS) server is the string pair "Allow_Server_Editing"/"True". /// When an issuance license has this value pair, it will allow the service, or any trusted /// service, to reuse the content key. The pair "NOLICCACHE" / "1" is expected to control /// Use License embedding policy of the consuming applications. If it is set to 1, applications /// are expected not to embed the Use License into the document. /// public IDictionaryApplicationData { get { SecurityHelper.DemandRightsManagementPermission(); return _applicationSpecificDataDictionary; } } /// /// Test for equality. /// public override bool Equals(object x) { SecurityHelper.DemandRightsManagementPermission(); if (x == null) return false; // Standard behavior. if (x.GetType() != GetType()) return false; // Not the same type. // Note that because of the GetType() checking above, the casting must be valid. UseLicense obj = (UseLicense)x; return (String.CompareOrdinal(_serializedUseLicense, obj._serializedUseLicense) == 0); } ////// Compute hash code. /// public override int GetHashCode() { SecurityHelper.DemandRightsManagementPermission(); return _serializedUseLicense.GetHashCode(); } private string _serializedUseLicense; private Guid _contentId; private ContentUser _owner = null; private IDictionary_applicationSpecificDataDictionary = null; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SqlNotificationEventArgs.cs
- DurableMessageDispatchInspector.cs
- ConnectionManagementElement.cs
- DetailsView.cs
- documentsequencetextcontainer.cs
- FocusTracker.cs
- Parser.cs
- WebPartConnectionsCancelEventArgs.cs
- DateTimeFormatInfo.cs
- HttpCapabilitiesSectionHandler.cs
- EncryptedPackageFilter.cs
- DataSourceControlBuilder.cs
- DiscriminatorMap.cs
- DirectionalLight.cs
- BaseTreeIterator.cs
- DataColumn.cs
- NullableDecimalMinMaxAggregationOperator.cs
- LayoutInformation.cs
- TextAutomationPeer.cs
- DeflateEmulationStream.cs
- PeerCollaboration.cs
- WaitHandleCannotBeOpenedException.cs
- CustomError.cs
- ChannelTerminatedException.cs
- MILUtilities.cs
- SpinLock.cs
- PageRequestManager.cs
- MetaData.cs
- JavaScriptString.cs
- ServiceHostingEnvironment.cs
- PrefixQName.cs
- CodeDOMUtility.cs
- ListViewInsertedEventArgs.cs
- ControlPropertyNameConverter.cs
- Point3DAnimationBase.cs
- InsufficientMemoryException.cs
- Lease.cs
- EntityWithChangeTrackerStrategy.cs
- TailPinnedEventArgs.cs
- Visual.cs
- ProtocolElement.cs
- FormsAuthenticationCredentials.cs
- Int32Collection.cs
- TokenFactoryFactory.cs
- RevocationPoint.cs
- CodeAssignStatement.cs
- _AuthenticationState.cs
- StringFormat.cs
- X509PeerCertificateAuthentication.cs
- ScrollItemPattern.cs
- TemplateControlParser.cs
- NamedPipeHostedTransportConfiguration.cs
- DocumentSchemaValidator.cs
- CryptoApi.cs
- StyleCollectionEditor.cs
- PreviewPageInfo.cs
- FrameworkElementFactory.cs
- GraphicsContainer.cs
- ObjectDataSourceDisposingEventArgs.cs
- StringOutput.cs
- querybuilder.cs
- EntitySqlQueryCacheKey.cs
- StateFinalizationActivity.cs
- PeerContact.cs
- InvalidOperationException.cs
- SecurityHelper.cs
- ToolStripItemEventArgs.cs
- GeneratedContractType.cs
- ImageListStreamer.cs
- RemoteWebConfigurationHostStream.cs
- UnsafeNativeMethods.cs
- WebAdminConfigurationHelper.cs
- PointLightBase.cs
- FileLogRecordStream.cs
- ToolStripDropDownMenu.cs
- EnumMember.cs
- ErrorHandlerModule.cs
- DataListItemEventArgs.cs
- ConvertEvent.cs
- CookieParameter.cs
- UniqueIdentifierService.cs
- WebPartRestoreVerb.cs
- ViewStateAttachedPropertyFeature.cs
- LineVisual.cs
- TrackingAnnotationCollection.cs
- CategoryGridEntry.cs
- HtmlUtf8RawTextWriter.cs
- FixedStringLookup.cs
- ClientTargetCollection.cs
- Merger.cs
- SystemDropShadowChrome.cs
- DataControlFieldCell.cs
- UnaryOperationBinder.cs
- Brushes.cs
- CatalogPart.cs
- TableHeaderCell.cs
- WindowsEditBoxRange.cs
- HttpRequestWrapper.cs
- AttachedPropertyBrowsableWhenAttributePresentAttribute.cs
- SHA256.cs