Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Core / System / Security / Cryptography / X509Certificates / AuthenticodeSignatureInformation.cs / 1305376 / AuthenticodeSignatureInformation.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== using System; using System.Diagnostics; using System.Runtime.InteropServices; using System.Security.Cryptography; using System.Security.Permissions; namespace System.Security.Cryptography.X509Certificates { ////// Details about the Authenticode signature of a manifest /// [System.Security.Permissions.HostProtection(MayLeakOnAbort = true)] public sealed class AuthenticodeSignatureInformation { private string m_description; private Uri m_descriptionUrl; private CapiNative.AlgorithmId m_hashAlgorithmId; private X509Chain m_signatureChain; private TimestampInformation m_timestamp; private SignatureVerificationResult m_verificationResult; private X509Certificate2 m_signingCertificate; internal AuthenticodeSignatureInformation(X509Native.AXL_AUTHENTICODE_SIGNER_INFO signer, X509Chain signatureChain, TimestampInformation timestamp) { m_verificationResult = (SignatureVerificationResult)signer.dwError; m_hashAlgorithmId = signer.algHash; if (signer.pwszDescription != IntPtr.Zero) { m_description = Marshal.PtrToStringUni(signer.pwszDescription); } if (signer.pwszDescriptionUrl != IntPtr.Zero) { string descriptionUrl = Marshal.PtrToStringUni(signer.pwszDescriptionUrl); Uri.TryCreate(descriptionUrl, UriKind.RelativeOrAbsolute, out m_descriptionUrl); } m_signatureChain = signatureChain; // If there was a timestamp, and it was not valid we need to invalidate the entire Authenticode // signature as well, since we cannot assume that the signature would have verified without // the timestamp. if (timestamp != null && timestamp.VerificationResult != SignatureVerificationResult.MissingSignature) { if (timestamp.IsValid) { m_timestamp = timestamp; } else { m_verificationResult = SignatureVerificationResult.InvalidTimestamp; } } else { m_timestamp = null; } } ////// Create an Authenticode signature information for a signature which is not valid /// internal AuthenticodeSignatureInformation(SignatureVerificationResult error) { Debug.Assert(error != SignatureVerificationResult.Valid); m_verificationResult = error; } ////// Description of the signing certificate /// public string Description { get { return m_description; } } ////// Description URL of the signing certificate /// public Uri DescriptionUrl { get { return m_descriptionUrl; } } ////// Hash algorithm the signature was computed with /// public string HashAlgorithm { get { return CapiNative.GetAlgorithmName(m_hashAlgorithmId); } } ////// HRESULT from verifying the signature /// public int HResult { get { return CapiNative.HResultForVerificationResult(m_verificationResult); } } ////// X509 chain used to verify the Authenticode signature /// public X509Chain SignatureChain { [StorePermission(SecurityAction.Demand, OpenStore = true, EnumerateCertificates = true)] get { return m_signatureChain; } } ////// Certificate the manifest was signed with /// public X509Certificate2 SigningCertificate { [StorePermission(SecurityAction.Demand, OpenStore = true, EnumerateCertificates = true)] get { if (m_signingCertificate == null && SignatureChain != null) { Debug.Assert(SignatureChain.ChainElements.Count > 0, "SignatureChain.ChainElements.Count > 0"); m_signingCertificate = SignatureChain.ChainElements[0].Certificate; } return m_signingCertificate; } } ////// Timestamp, if any, applied to the Authenticode signature /// ////// Note that this is only available in the trusted publisher case /// public TimestampInformation Timestamp { get { return m_timestamp; } } ////// Trustworthiness of the Authenticode signature /// public TrustStatus TrustStatus { get { switch (VerificationResult) { case SignatureVerificationResult.Valid: return TrustStatus.Trusted; case SignatureVerificationResult.CertificateNotExplicitlyTrusted: return TrustStatus.KnownIdentity; case SignatureVerificationResult.CertificateExplicitlyDistrusted: return TrustStatus.Untrusted; default: return TrustStatus.UnknownIdentity; } } } ////// Result of verifying the Authenticode signature /// public SignatureVerificationResult VerificationResult { get { return m_verificationResult; } } } } // 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
- MessageBox.cs
- QueryCacheKey.cs
- TextCollapsingProperties.cs
- Repeater.cs
- Pair.cs
- Registry.cs
- ErrorHandler.cs
- HighlightOverlayGlyph.cs
- ForEach.cs
- PeerNameRegistration.cs
- TraceEventCache.cs
- ObjectStateEntryOriginalDbUpdatableDataRecord.cs
- MetadataWorkspace.cs
- KeyInfo.cs
- GroupJoinQueryOperator.cs
- StylusShape.cs
- SmtpDigestAuthenticationModule.cs
- DataGridViewSelectedCellCollection.cs
- StickyNoteAnnotations.cs
- EditorAttributeInfo.cs
- PtsPage.cs
- ValidatedControlConverter.cs
- ListItemCollection.cs
- XsltCompileContext.cs
- WindowsBrush.cs
- TemplatedWizardStep.cs
- DataGridColumnHeadersPresenterAutomationPeer.cs
- BindingNavigator.cs
- Font.cs
- ProtocolsConfiguration.cs
- AutoResetEvent.cs
- VariableQuery.cs
- RealProxy.cs
- LogWriteRestartAreaAsyncResult.cs
- TableNameAttribute.cs
- RefreshPropertiesAttribute.cs
- PropertyDescriptorCollection.cs
- DataServiceQueryProvider.cs
- SHA384Managed.cs
- MobileTemplatedControlDesigner.cs
- BinaryConverter.cs
- PopupControlService.cs
- Menu.cs
- Int32KeyFrameCollection.cs
- BitmapEffectDrawing.cs
- LZCodec.cs
- NavigationEventArgs.cs
- MatrixCamera.cs
- TraceLog.cs
- DocumentGrid.cs
- FontSizeConverter.cs
- Composition.cs
- SystemIPGlobalProperties.cs
- FormViewRow.cs
- Timeline.cs
- FocusTracker.cs
- LogRecordSequence.cs
- ValidatorCompatibilityHelper.cs
- TableCellCollection.cs
- DockPattern.cs
- CookieProtection.cs
- ApplicationSecurityInfo.cs
- XmlQueryOutput.cs
- PermissionToken.cs
- TaiwanCalendar.cs
- SqlStream.cs
- XmlSchemaGroupRef.cs
- designeractionlistschangedeventargs.cs
- DataBoundControlHelper.cs
- BuildProvider.cs
- XamlReader.cs
- EntityDesignerBuildProvider.cs
- ResourceExpressionBuilder.cs
- TrackingMemoryStreamFactory.cs
- FileEnumerator.cs
- RuntimeWrappedException.cs
- CodePageUtils.cs
- RegexCaptureCollection.cs
- ReverseQueryOperator.cs
- selecteditemcollection.cs
- GenerateTemporaryTargetAssembly.cs
- RemoteWebConfigurationHost.cs
- PlanCompiler.cs
- LazyTextWriterCreator.cs
- IconConverter.cs
- OleDbConnectionFactory.cs
- QuaternionIndependentAnimationStorage.cs
- SelectedPathEditor.cs
- ActivityMarkupSerializationProvider.cs
- DataServiceResponse.cs
- Rfc2898DeriveBytes.cs
- DataSourceGeneratorException.cs
- DashStyle.cs
- QilReplaceVisitor.cs
- VirtualPathUtility.cs
- HttpRequest.cs
- TdsEnums.cs
- LicenseManager.cs
- SafeHandle.cs
- LinqDataSourceView.cs