Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / clr / src / BCL / System / Security / HostSecurityManager.cs / 1 / HostSecurityManager.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // // A HostSecurityManager gives a hosting application the chance to // participate in the security decisions in the AppDomain. // namespace System.Security { using System.Collections; using System.Deployment.Internal.Isolation; using System.Deployment.Internal.Isolation.Manifest; using System.Reflection; using System.Security; using System.Security.Permissions; using System.Security.Policy; using System.Runtime.Hosting; [Flags, Serializable()] [System.Runtime.InteropServices.ComVisible(true)] public enum HostSecurityManagerOptions { None = 0x0000, HostAppDomainEvidence = 0x0001, HostPolicyLevel = 0x0002, HostAssemblyEvidence = 0x0004, HostDetermineApplicationTrust = 0x0008, HostResolvePolicy = 0x0010, AllFlags = 0x001F } [Serializable] [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.Infrastructure)] [SecurityPermissionAttribute(SecurityAction.InheritanceDemand, Flags=SecurityPermissionFlag.Infrastructure)] [System.Runtime.InteropServices.ComVisible(true)] public class HostSecurityManager { public HostSecurityManager () {} // The host can choose which events he wants to participate in. This property can be set when // the host only cares about a subset of the capabilities exposed through the HostSecurityManager. public virtual HostSecurityManagerOptions Flags { get { // We use AllFlags as the default. return HostSecurityManagerOptions.AllFlags; } } // provide policy for the AppDomain. public virtual PolicyLevel DomainPolicy { get { return null; } } public virtual Evidence ProvideAppDomainEvidence (Evidence inputEvidence) { // The default implementation does not modify the input evidence. return inputEvidence; } public virtual Evidence ProvideAssemblyEvidence (Assembly loadedAssembly, Evidence inputEvidence) { // The default implementation does not modify the input evidence. return inputEvidence; } #if !FEATURE_PAL [SecurityPermissionAttribute(SecurityAction.Assert, Unrestricted=true)] public virtual ApplicationTrust DetermineApplicationTrust (Evidence applicationEvidence, Evidence activatorEvidence, TrustManagerContext context) { if (applicationEvidence == null) throw new ArgumentNullException("applicationEvidence"); // This method looks for a trust decision for the ActivationContext in three locations, in order // of preference: // // 1. Supplied by the host in the AppDomainSetup. If the host supplied a decision this way, it // will be in the applicationEvidence. // 2. Reuse the ApplicationTrust from the current AppDomain // 3. Ask the TrustManager for a trust decision // get the activation context from the application evidence. // The default HostSecurityManager does not examine the activatorEvidence // but other security managers could use it to figure out the // evidence of the domain attempting to activate the application. IEnumerator enumerator = applicationEvidence.GetHostEnumerator(); ActivationArguments activationArgs = null; ApplicationTrust appTrust = null; while (enumerator.MoveNext()) { if (activationArgs == null) activationArgs = enumerator.Current as ActivationArguments; if (appTrust == null) appTrust = enumerator.Current as ApplicationTrust; if (activationArgs != null && appTrust != null) break; } if (activationArgs == null) throw new ArgumentException(Environment.GetResourceString("Policy_MissingActivationContextInAppEvidence")); ActivationContext actCtx = activationArgs.ActivationContext; if (actCtx == null) throw new ArgumentException(Environment.GetResourceString("Policy_MissingActivationContextInAppEvidence")); // Make sure that any ApplicationTrust we find applies to the ActivationContext we're // creating the new AppDomain for. if (appTrust != null && !CmsUtils.CompareIdentities(appTrust.ApplicationIdentity, activationArgs.ApplicationIdentity, ApplicationVersionMatch.MatchExactVersion)) { appTrust = null; } // If there was not a trust decision supplied in the Evidence, we can reuse the existing trust // decision from this domain if its identity matches the ActivationContext of the new domain. // Otherwise consult the TrustManager for a trust decision if (appTrust == null) { if (AppDomain.CurrentDomain.ApplicationTrust != null && CmsUtils.CompareIdentities(AppDomain.CurrentDomain.ApplicationTrust.ApplicationIdentity, activationArgs.ApplicationIdentity, ApplicationVersionMatch.MatchExactVersion)) { appTrust = AppDomain.CurrentDomain.ApplicationTrust; } else { appTrust = ApplicationSecurityManager.DetermineApplicationTrustInternal(actCtx, context); } } // If the trust decision allows the application to run, then it should also have a permission set // which is at least the permission set the application requested. ApplicationSecurityInfo appRequest = new ApplicationSecurityInfo(actCtx); if (appTrust != null && appTrust.IsApplicationTrustedToRun && !appRequest.DefaultRequestSet.IsSubsetOf(appTrust.DefaultGrantSet.PermissionSet)) { throw new InvalidOperationException(Environment.GetResourceString("Policy_AppTrustMustGrantAppRequest")); } return appTrust; } #endif //!FEATURE_PAL public virtual PermissionSet ResolvePolicy (Evidence evidence) { return SecurityManager.PolicyManager.ResolveHelper(evidence); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // // A HostSecurityManager gives a hosting application the chance to // participate in the security decisions in the AppDomain. // namespace System.Security { using System.Collections; using System.Deployment.Internal.Isolation; using System.Deployment.Internal.Isolation.Manifest; using System.Reflection; using System.Security; using System.Security.Permissions; using System.Security.Policy; using System.Runtime.Hosting; [Flags, Serializable()] [System.Runtime.InteropServices.ComVisible(true)] public enum HostSecurityManagerOptions { None = 0x0000, HostAppDomainEvidence = 0x0001, HostPolicyLevel = 0x0002, HostAssemblyEvidence = 0x0004, HostDetermineApplicationTrust = 0x0008, HostResolvePolicy = 0x0010, AllFlags = 0x001F } [Serializable] [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.Infrastructure)] [SecurityPermissionAttribute(SecurityAction.InheritanceDemand, Flags=SecurityPermissionFlag.Infrastructure)] [System.Runtime.InteropServices.ComVisible(true)] public class HostSecurityManager { public HostSecurityManager () {} // The host can choose which events he wants to participate in. This property can be set when // the host only cares about a subset of the capabilities exposed through the HostSecurityManager. public virtual HostSecurityManagerOptions Flags { get { // We use AllFlags as the default. return HostSecurityManagerOptions.AllFlags; } } // provide policy for the AppDomain. public virtual PolicyLevel DomainPolicy { get { return null; } } public virtual Evidence ProvideAppDomainEvidence (Evidence inputEvidence) { // The default implementation does not modify the input evidence. return inputEvidence; } public virtual Evidence ProvideAssemblyEvidence (Assembly loadedAssembly, Evidence inputEvidence) { // The default implementation does not modify the input evidence. return inputEvidence; } #if !FEATURE_PAL [SecurityPermissionAttribute(SecurityAction.Assert, Unrestricted=true)] public virtual ApplicationTrust DetermineApplicationTrust (Evidence applicationEvidence, Evidence activatorEvidence, TrustManagerContext context) { if (applicationEvidence == null) throw new ArgumentNullException("applicationEvidence"); // This method looks for a trust decision for the ActivationContext in three locations, in order // of preference: // // 1. Supplied by the host in the AppDomainSetup. If the host supplied a decision this way, it // will be in the applicationEvidence. // 2. Reuse the ApplicationTrust from the current AppDomain // 3. Ask the TrustManager for a trust decision // get the activation context from the application evidence. // The default HostSecurityManager does not examine the activatorEvidence // but other security managers could use it to figure out the // evidence of the domain attempting to activate the application. IEnumerator enumerator = applicationEvidence.GetHostEnumerator(); ActivationArguments activationArgs = null; ApplicationTrust appTrust = null; while (enumerator.MoveNext()) { if (activationArgs == null) activationArgs = enumerator.Current as ActivationArguments; if (appTrust == null) appTrust = enumerator.Current as ApplicationTrust; if (activationArgs != null && appTrust != null) break; } if (activationArgs == null) throw new ArgumentException(Environment.GetResourceString("Policy_MissingActivationContextInAppEvidence")); ActivationContext actCtx = activationArgs.ActivationContext; if (actCtx == null) throw new ArgumentException(Environment.GetResourceString("Policy_MissingActivationContextInAppEvidence")); // Make sure that any ApplicationTrust we find applies to the ActivationContext we're // creating the new AppDomain for. if (appTrust != null && !CmsUtils.CompareIdentities(appTrust.ApplicationIdentity, activationArgs.ApplicationIdentity, ApplicationVersionMatch.MatchExactVersion)) { appTrust = null; } // If there was not a trust decision supplied in the Evidence, we can reuse the existing trust // decision from this domain if its identity matches the ActivationContext of the new domain. // Otherwise consult the TrustManager for a trust decision if (appTrust == null) { if (AppDomain.CurrentDomain.ApplicationTrust != null && CmsUtils.CompareIdentities(AppDomain.CurrentDomain.ApplicationTrust.ApplicationIdentity, activationArgs.ApplicationIdentity, ApplicationVersionMatch.MatchExactVersion)) { appTrust = AppDomain.CurrentDomain.ApplicationTrust; } else { appTrust = ApplicationSecurityManager.DetermineApplicationTrustInternal(actCtx, context); } } // If the trust decision allows the application to run, then it should also have a permission set // which is at least the permission set the application requested. ApplicationSecurityInfo appRequest = new ApplicationSecurityInfo(actCtx); if (appTrust != null && appTrust.IsApplicationTrustedToRun && !appRequest.DefaultRequestSet.IsSubsetOf(appTrust.DefaultGrantSet.PermissionSet)) { throw new InvalidOperationException(Environment.GetResourceString("Policy_AppTrustMustGrantAppRequest")); } return appTrust; } #endif //!FEATURE_PAL public virtual PermissionSet ResolvePolicy (Evidence evidence) { return SecurityManager.PolicyManager.ResolveHelper(evidence); } } } // 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
- QuotedPairReader.cs
- WebBrowser.cs
- PassportAuthenticationEventArgs.cs
- DataRecordObjectView.cs
- TextBoxDesigner.cs
- SrgsOneOf.cs
- AuthorizationRuleCollection.cs
- CircleHotSpot.cs
- ScriptingProfileServiceSection.cs
- UniqueIdentifierService.cs
- XmlTextReaderImplHelpers.cs
- CorruptStoreException.cs
- PeerName.cs
- ZoomPercentageConverter.cs
- _NetworkingPerfCounters.cs
- XmlMemberMapping.cs
- ParseElement.cs
- EmptyQuery.cs
- UpdateEventArgs.cs
- PathStreamGeometryContext.cs
- ListItem.cs
- CompositeKey.cs
- DataGridViewColumn.cs
- DecimalAnimation.cs
- AsyncResult.cs
- TextEditorSpelling.cs
- HttpConfigurationContext.cs
- IPAddressCollection.cs
- RemotingAttributes.cs
- Single.cs
- TextProperties.cs
- CookieHandler.cs
- ProviderConnectionPoint.cs
- BitmapEffectState.cs
- AspNetSynchronizationContext.cs
- DataControlReference.cs
- CheckBoxField.cs
- TypeDescriptor.cs
- XsltArgumentList.cs
- TableLayoutPanelCellPosition.cs
- MessageSecurityProtocolFactory.cs
- RequestResizeEvent.cs
- Events.cs
- CryptoStream.cs
- DataGridViewColumnCollection.cs
- InputBuffer.cs
- SqlClientFactory.cs
- _NestedSingleAsyncResult.cs
- Path.cs
- LightweightCodeGenerator.cs
- ListSourceHelper.cs
- RectValueSerializer.cs
- ConfigurationSchemaErrors.cs
- StorageEndPropertyMapping.cs
- SecurityCapabilities.cs
- SiteMapDataSourceView.cs
- GetKeyedHashRequest.cs
- base64Transforms.cs
- dataprotectionpermission.cs
- ParentUndoUnit.cs
- ToolStripGripRenderEventArgs.cs
- WebAdminConfigurationHelper.cs
- DataGridViewTextBoxEditingControl.cs
- wgx_sdk_version.cs
- ParserExtension.cs
- BoundPropertyEntry.cs
- DataGridHeaderBorder.cs
- MobileControlsSectionHandler.cs
- PropertyInfoSet.cs
- FormParameter.cs
- IisTraceWebEventProvider.cs
- HotCommands.cs
- WebPartCatalogAddVerb.cs
- XPathCompileException.cs
- SimpleHandlerFactory.cs
- Dynamic.cs
- StoryFragments.cs
- DetailsViewPagerRow.cs
- WindowsProgressbar.cs
- DesignerUtils.cs
- HyperLinkDesigner.cs
- MatrixCamera.cs
- BitmapEffectGroup.cs
- CheckBox.cs
- PropertyDescriptorCollection.cs
- X509SubjectKeyIdentifierClause.cs
- QilNode.cs
- WpfWebRequestHelper.cs
- AppLevelCompilationSectionCache.cs
- PropertyDescriptorCollection.cs
- XsdDuration.cs
- Assembly.cs
- ComponentSerializationService.cs
- TraceContext.cs
- Permission.cs
- LiteralTextContainerControlBuilder.cs
- _SslStream.cs
- DefaultPropertyAttribute.cs
- WindowsStatusBar.cs
- XPathBuilder.cs