Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / 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"));
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// ==++==
//
// 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"));
}
}
}
// 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
- DoubleAverageAggregationOperator.cs
- graph.cs
- EntityType.cs
- AppDomainShutdownMonitor.cs
- ScriptDescriptor.cs
- SpeakProgressEventArgs.cs
- ComplexPropertyEntry.cs
- ContextStack.cs
- PTManager.cs
- AsyncContentLoadedEventArgs.cs
- HttpCachePolicy.cs
- ConnectivityStatus.cs
- ExpressionLexer.cs
- ConfigurationLockCollection.cs
- MetadataItem_Static.cs
- TableAdapterManagerMethodGenerator.cs
- PartBasedPackageProperties.cs
- DesignTimeValidationFeature.cs
- QueryReaderSettings.cs
- BufferBuilder.cs
- BuiltInExpr.cs
- MimeMultiPart.cs
- InlineUIContainer.cs
- EnumerableWrapperWeakToStrong.cs
- DataSourceCache.cs
- AutomationFocusChangedEventArgs.cs
- URLAttribute.cs
- XmlC14NWriter.cs
- XmlSchemaRedefine.cs
- SoundPlayerAction.cs
- EtwTrace.cs
- PropertyDescriptorCollection.cs
- PerformanceCounterManager.cs
- DesignBindingPicker.cs
- SmiMetaData.cs
- HtmlInputButton.cs
- ActivatedMessageQueue.cs
- PointLight.cs
- RefreshPropertiesAttribute.cs
- TimeBoundedCache.cs
- TextSelectionProcessor.cs
- HttpAsyncResult.cs
- GifBitmapDecoder.cs
- sqlpipe.cs
- Matrix.cs
- XmlObjectSerializerReadContext.cs
- DocumentGridPage.cs
- Debug.cs
- GridViewCellAutomationPeer.cs
- Sentence.cs
- SaveFileDialogDesigner.cs
- GroupBox.cs
- CatalogPartCollection.cs
- RepeatButton.cs
- ObjectTag.cs
- fixedPageContentExtractor.cs
- ThemeDictionaryExtension.cs
- PipeConnection.cs
- NotificationContext.cs
- TreeIterators.cs
- Comparer.cs
- MaskedTextBoxDesigner.cs
- FunctionParameter.cs
- DesignerCategoryAttribute.cs
- sitestring.cs
- PropertyMap.cs
- OleDbError.cs
- XmlSchemaType.cs
- NonBatchDirectoryCompiler.cs
- SQLInt16.cs
- WebPartCloseVerb.cs
- NavigationPropertySingletonExpression.cs
- FilteredAttributeCollection.cs
- TemplatingOptionsDialog.cs
- ContainerParagraph.cs
- ColorConverter.cs
- DynamicILGenerator.cs
- _AcceptOverlappedAsyncResult.cs
- CacheSection.cs
- XmlSchemaSequence.cs
- ComContractElement.cs
- NullReferenceException.cs
- CacheAxisQuery.cs
- AQNBuilder.cs
- XmlWhitespace.cs
- PerfService.cs
- LiteralDesigner.cs
- ClonableStack.cs
- CollectionView.cs
- FullTextState.cs
- ToggleButtonAutomationPeer.cs
- ComPlusServiceLoader.cs
- ReachUIElementCollectionSerializer.cs
- EnterpriseServicesHelper.cs
- webclient.cs
- CodeGotoStatement.cs
- CompressedStack.cs
- FontStretch.cs
- ResourceContainer.cs
- WebResponse.cs