Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / clr / src / BCL / System / Security / Policy / ApplicationSecurityInfo.cs / 1 / ApplicationSecurityInfo.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // // ApplicationSecurityInfo.cs // // The application security info holds all the security related information pertinent // to the application. In some sense, it is the CLR public representation of the security // information held in the manifest. // namespace System.Security.Policy { using System.Collections; using System.Deployment.Internal.Isolation; using System.Deployment.Internal.Isolation.Manifest; using System.Globalization; using System.Runtime.InteropServices; using System.Security.Cryptography; using System.Security.Permissions; using System.Security.Policy; using System.Security.Util; using System.Threading; using System.Runtime.Versioning; using System.Runtime.Hosting; [SecurityPermissionAttribute(SecurityAction.Assert, Flags = SecurityPermissionFlag.UnmanagedCode)] [System.Runtime.InteropServices.ComVisible(true)] public sealed class ApplicationSecurityInfo { private ActivationContext m_context; private object m_appId; private object m_deployId; private object m_defaultRequest; private object m_appEvidence; internal ApplicationSecurityInfo () {} // // Public. // public ApplicationSecurityInfo (ActivationContext activationContext) { if (activationContext == null) throw new ArgumentNullException("activationContext"); m_context = activationContext; } public ApplicationId ApplicationId { get { if (m_appId == null && m_context != null) { ICMS appManifest = m_context.ApplicationComponentManifest; ApplicationId appId = ParseApplicationId(appManifest); Interlocked.CompareExchange(ref m_appId, appId, null); } return m_appId as ApplicationId; } set { if (value == null) throw new ArgumentNullException("value"); m_appId = value; } } public ApplicationId DeploymentId { get { if (m_deployId == null && m_context != null) { ICMS deplManifest = m_context.DeploymentComponentManifest; ApplicationId deplId = ParseApplicationId(deplManifest); Interlocked.CompareExchange(ref m_deployId, deplId, null); } return m_deployId as ApplicationId; } set { if (value == null) throw new ArgumentNullException("value"); m_deployId = value; } } public PermissionSet DefaultRequestSet { [ResourceExposure(ResourceScope.None)] [ResourceConsumption(ResourceScope.Machine, ResourceScope.Machine)] get { if (m_defaultRequest == null) { PermissionSet defaultRequest = new PermissionSet(PermissionState.None); if (m_context != null) { // read the default request from the app manifest. ICMS appManifest = m_context.ApplicationComponentManifest; string defaultPSetId = ((IMetadataSectionEntry) appManifest.MetadataSectionEntry).defaultPermissionSetID; object permissionSetObj = null; if (defaultPSetId != null && defaultPSetId.Length > 0) { ((ISectionWithStringKey) appManifest.PermissionSetSection).Lookup(defaultPSetId, out permissionSetObj); IPermissionSetEntry defaultPSet = permissionSetObj as IPermissionSetEntry; if (defaultPSet != null) { SecurityElement seDefaultPS = SecurityElement.FromString(defaultPSet.AllData.XmlSegment); string unrestricted = seDefaultPS.Attribute("temp:Unrestricted"); if (unrestricted != null) seDefaultPS.AddAttribute("Unrestricted", unrestricted); defaultRequest = new PermissionSet(PermissionState.None); defaultRequest.FromXml(seDefaultPS); // Look for "SameSite" request. string sameSite = seDefaultPS.Attribute("SameSite"); if (String.Compare(sameSite, "Site", StringComparison.OrdinalIgnoreCase) == 0) { NetCodeGroup netCodeGroup = new NetCodeGroup(new AllMembershipCondition()); Url url = new Url(m_context.Identity.CodeBase); PolicyStatement ps = netCodeGroup.CalculatePolicy(url.GetURLString().Host, url.GetURLString().Scheme, url.GetURLString().Port); if (ps != null) { PermissionSet netPermissionSet = ps.PermissionSet; if (netPermissionSet != null) defaultRequest.InplaceUnion(netPermissionSet); } if (String.Compare("file:", 0, m_context.Identity.CodeBase, 0, 5, StringComparison.OrdinalIgnoreCase) == 0) { FileCodeGroup fileCodeGroup = new FileCodeGroup(new AllMembershipCondition(), FileIOPermissionAccess.Read | FileIOPermissionAccess.PathDiscovery); ps = fileCodeGroup.CalculatePolicy(url); if (ps != null) { PermissionSet filePermissionSet = ps.PermissionSet; if (filePermissionSet != null) defaultRequest.InplaceUnion(filePermissionSet); } } } } } } Interlocked.CompareExchange(ref m_defaultRequest, defaultRequest, null); } return m_defaultRequest as PermissionSet; } set { if (value == null) throw new ArgumentNullException("value"); m_defaultRequest = value; } } public Evidence ApplicationEvidence { get { if (m_appEvidence == null) { Evidence appEvidence = new Evidence(); if (m_context != null) { appEvidence = new Evidence(); Url deploymentUrl = new Url(m_context.Identity.CodeBase); appEvidence.AddHost(deploymentUrl); appEvidence.AddHost(Zone.CreateFromUrl(m_context.Identity.CodeBase)); if (String.Compare("file:", 0, m_context.Identity.CodeBase, 0, 5, StringComparison.OrdinalIgnoreCase) != 0) appEvidence.AddHost(Site.CreateFromUrl(m_context.Identity.CodeBase)); appEvidence.AddHost(new StrongName(new StrongNamePublicKeyBlob(DeploymentId.m_publicKeyToken), DeploymentId.Name, DeploymentId.Version)); appEvidence.AddHost(new ActivationArguments(m_context)); } Interlocked.CompareExchange(ref m_appEvidence, appEvidence, null); } return m_appEvidence as Evidence; } set { if (value == null) throw new ArgumentNullException("value"); m_appEvidence = value; } } // // Internal. // private static ApplicationId ParseApplicationId (ICMS manifest) { if (manifest.Identity == null) return null; return new ApplicationId(Hex.DecodeHexString(manifest.Identity.GetAttribute("", "publicKeyToken")), manifest.Identity.GetAttribute("", "name"), new Version(manifest.Identity.GetAttribute("", "version")), manifest.Identity.GetAttribute("", "processorArchitecture"), manifest.Identity.GetAttribute("", "culture")); } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- KoreanCalendar.cs
- XmlAtomErrorReader.cs
- User.cs
- OleDragDropHandler.cs
- WinCategoryAttribute.cs
- SecureEnvironment.cs
- MouseActionValueSerializer.cs
- PromptBuilder.cs
- ResourceWriter.cs
- ForceCopyBuildProvider.cs
- DragEvent.cs
- TableRowCollection.cs
- Scheduling.cs
- MetadataItem.cs
- FlatButtonAppearance.cs
- LineServicesCallbacks.cs
- RelatedView.cs
- ResourceAssociationSetEnd.cs
- BaseCollection.cs
- sqlnorm.cs
- ETagAttribute.cs
- dataobject.cs
- XmlValidatingReader.cs
- WindowHelperService.cs
- BeginStoryboard.cs
- StylusLogic.cs
- BufferAllocator.cs
- MouseOverProperty.cs
- BindToObject.cs
- ThreadPool.cs
- TextEmbeddedObject.cs
- TraceListener.cs
- XmlUTF8TextReader.cs
- SByte.cs
- DataGridTable.cs
- PermissionSet.cs
- DatagridviewDisplayedBandsData.cs
- ToolStripPanelRenderEventArgs.cs
- Visitors.cs
- DataTableMapping.cs
- QilUnary.cs
- IndentTextWriter.cs
- ListViewTableCell.cs
- TemplateNodeContextMenu.cs
- TreeIterators.cs
- ThreadSafeList.cs
- Menu.cs
- shaperfactoryquerycachekey.cs
- GeneralTransform3DGroup.cs
- TheQuery.cs
- XmlElementAttribute.cs
- SqlIdentifier.cs
- StringBuilder.cs
- TypeReference.cs
- PackageProperties.cs
- MaterializeFromAtom.cs
- TypeInitializationException.cs
- ClientBuildManagerCallback.cs
- ArrayEditor.cs
- WebPartPersonalization.cs
- Label.cs
- Command.cs
- ShaderRenderModeValidation.cs
- MemberNameValidator.cs
- ReflectionHelper.cs
- AttachInfo.cs
- HttpConfigurationContext.cs
- TextOnlyOutput.cs
- WorkflowOperationFault.cs
- ExtensionWindowHeader.cs
- LassoHelper.cs
- CallTemplateAction.cs
- PackagePart.cs
- RefExpr.cs
- DefaultTextStore.cs
- RuntimeHandles.cs
- RemotingConfiguration.cs
- HostExecutionContextManager.cs
- OpenTypeLayout.cs
- MobileDeviceCapabilitiesSectionHandler.cs
- StreamInfo.cs
- SizeChangedEventArgs.cs
- RectangleF.cs
- Focus.cs
- WindowsListView.cs
- RuntimeConfigLKG.cs
- IntegerValidatorAttribute.cs
- PrtCap_Base.cs
- URIFormatException.cs
- TraceAsyncResult.cs
- XNodeNavigator.cs
- AsymmetricSignatureDeformatter.cs
- MissingManifestResourceException.cs
- InstanceDataCollection.cs
- ListBox.cs
- LoadGrammarCompletedEventArgs.cs
- IEnumerable.cs
- UriSectionReader.cs
- FileUtil.cs
- SelectionHighlightInfo.cs