Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Base / MS / Internal / IO / Packaging / Certificate.cs / 1 / Certificate.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // Handles serialization to/from X509 Certificate part (X509v3 = ASN.1 DER format) // // History: // 03/22/2004: BruceMac: Initial Implementation // //----------------------------------------------------------------------------- using System; using System.Diagnostics; // for Assert using System.Security.Cryptography.X509Certificates; using System.Windows; // For Exception strings - SRID using System.IO.Packaging; using System.IO; // for Stream using MS.Internal; // For ContentType namespace MS.Internal.IO.Packaging { ////// CertificatePart /// internal class CertificatePart { #region Internal Members //----------------------------------------------------- // // Internal Properties // //----------------------------------------------------- ////// Type of relationship to a Certificate Part /// static internal string RelationshipType { get { return _certificatePartRelationshipType; } } ////// Prefix of auto-generated Certificate Part names /// static internal string PartNamePrefix { get { return _certificatePartNamePrefix; } } ////// Extension of Certificate Part file names /// static internal string PartNameExtension { get { return _certificatePartNameExtension; } } ////// ContentType of Certificate Parts /// static internal ContentType ContentType { get { return _certificatePartContentType; } } internal Uri Uri { get { return _part.Uri; } } //------------------------------------------------------ // // Internal Methods // //----------------------------------------------------- ////// Certificate to associate with this Certificate Part /// ////// stream is too large internal X509Certificate2 GetCertificate() { // lazy init if (_certificate == null) { // obtain from the part using (Stream s = _part.GetStream()) { if (s.Length > 0) { // throw if stream is beyond any reasonable length if (s.Length > _maximumCertificateStreamLength) throw new FileFormatException(SR.Get(SRID.CorruptedData)); // X509Certificate constructor desires a byte array Byte[] byteArray = new Byte[s.Length]; PackagingUtilities.ReliableRead(s, byteArray, 0, (int)s.Length); _certificate = new X509Certificate2(byteArray); } } } return _certificate; } internal void SetCertificate(X509Certificate2 certificate) { if (certificate == null) throw new ArgumentNullException("certificate"); _certificate = certificate; // persist to the part Byte[] byteArray = _certificate.GetRawCertData(); // FileMode.Create will ensure that the stream will shrink if overwritten using (Stream s = _part.GetStream(FileMode.Create, FileAccess.Write)) { s.Write(byteArray, 0, byteArray.Length); } } ////// CertificatePart constructor /// internal CertificatePart(Package container, Uri partName) { if (container == null) throw new ArgumentNullException("container"); if (partName == null) throw new ArgumentNullException("partName"); partName = PackUriHelper.ValidatePartUri(partName); // create if not found if (container.PartExists(partName)) { // open the part _part = container.GetPart(partName); // ensure the part is of the expected type if (_part.ValidatedContentType.AreTypeAndSubTypeEqual(_certificatePartContentType) == false) throw new FileFormatException(SR.Get(SRID.CertificatePartContentTypeMismatch)); } else { // create the part _part = container.CreatePart(partName, _certificatePartContentType.ToString()); } } //------------------------------------------------------ // // Private Fields // //------------------------------------------------------ private PackagePart _part; // part that houses the certificate private X509Certificate2 _certificate; // certificate itself // certificate part constants private static readonly ContentType _certificatePartContentType = new ContentType("application/vnd.openxmlformats-package.digital-signature-certificate"); private static readonly string _certificatePartNamePrefix = "/package/services/digital-signature/certificate/"; private static readonly string _certificatePartNameExtension = ".cer"; private static readonly string _certificatePartRelationshipType = "http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/certificate"; private static long _maximumCertificateStreamLength = 0x40000; // 4MB #endregion Private Members } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // Handles serialization to/from X509 Certificate part (X509v3 = ASN.1 DER format) // // History: // 03/22/2004: BruceMac: Initial Implementation // //----------------------------------------------------------------------------- using System; using System.Diagnostics; // for Assert using System.Security.Cryptography.X509Certificates; using System.Windows; // For Exception strings - SRID using System.IO.Packaging; using System.IO; // for Stream using MS.Internal; // For ContentType namespace MS.Internal.IO.Packaging { ////// CertificatePart /// internal class CertificatePart { #region Internal Members //----------------------------------------------------- // // Internal Properties // //----------------------------------------------------- ////// Type of relationship to a Certificate Part /// static internal string RelationshipType { get { return _certificatePartRelationshipType; } } ////// Prefix of auto-generated Certificate Part names /// static internal string PartNamePrefix { get { return _certificatePartNamePrefix; } } ////// Extension of Certificate Part file names /// static internal string PartNameExtension { get { return _certificatePartNameExtension; } } ////// ContentType of Certificate Parts /// static internal ContentType ContentType { get { return _certificatePartContentType; } } internal Uri Uri { get { return _part.Uri; } } //------------------------------------------------------ // // Internal Methods // //----------------------------------------------------- ////// Certificate to associate with this Certificate Part /// ////// stream is too large internal X509Certificate2 GetCertificate() { // lazy init if (_certificate == null) { // obtain from the part using (Stream s = _part.GetStream()) { if (s.Length > 0) { // throw if stream is beyond any reasonable length if (s.Length > _maximumCertificateStreamLength) throw new FileFormatException(SR.Get(SRID.CorruptedData)); // X509Certificate constructor desires a byte array Byte[] byteArray = new Byte[s.Length]; PackagingUtilities.ReliableRead(s, byteArray, 0, (int)s.Length); _certificate = new X509Certificate2(byteArray); } } } return _certificate; } internal void SetCertificate(X509Certificate2 certificate) { if (certificate == null) throw new ArgumentNullException("certificate"); _certificate = certificate; // persist to the part Byte[] byteArray = _certificate.GetRawCertData(); // FileMode.Create will ensure that the stream will shrink if overwritten using (Stream s = _part.GetStream(FileMode.Create, FileAccess.Write)) { s.Write(byteArray, 0, byteArray.Length); } } ////// CertificatePart constructor /// internal CertificatePart(Package container, Uri partName) { if (container == null) throw new ArgumentNullException("container"); if (partName == null) throw new ArgumentNullException("partName"); partName = PackUriHelper.ValidatePartUri(partName); // create if not found if (container.PartExists(partName)) { // open the part _part = container.GetPart(partName); // ensure the part is of the expected type if (_part.ValidatedContentType.AreTypeAndSubTypeEqual(_certificatePartContentType) == false) throw new FileFormatException(SR.Get(SRID.CertificatePartContentTypeMismatch)); } else { // create the part _part = container.CreatePart(partName, _certificatePartContentType.ToString()); } } //------------------------------------------------------ // // Private Fields // //------------------------------------------------------ private PackagePart _part; // part that houses the certificate private X509Certificate2 _certificate; // certificate itself // certificate part constants private static readonly ContentType _certificatePartContentType = new ContentType("application/vnd.openxmlformats-package.digital-signature-certificate"); private static readonly string _certificatePartNamePrefix = "/package/services/digital-signature/certificate/"; private static readonly string _certificatePartNameExtension = ".cer"; private static readonly string _certificatePartRelationshipType = "http://schemas.openxmlformats.org/package/2006/relationships/digital-signature/certificate"; private static long _maximumCertificateStreamLength = 0x40000; // 4MB #endregion Private Members } } // 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
- HttpProfileBase.cs
- NavigationProgressEventArgs.cs
- SmiSettersStream.cs
- TextServicesPropertyRanges.cs
- MetadataFile.cs
- NodeCounter.cs
- DoubleMinMaxAggregationOperator.cs
- ClientScriptManager.cs
- CodeTypeParameter.cs
- DrawingContextDrawingContextWalker.cs
- StatusStrip.cs
- DocumentScope.cs
- XmlArrayItemAttribute.cs
- ProfilePropertyMetadata.cs
- DbProviderFactory.cs
- IdentityNotMappedException.cs
- ArcSegment.cs
- GacUtil.cs
- ZoneMembershipCondition.cs
- SqlNodeAnnotation.cs
- PassportAuthenticationEventArgs.cs
- ManagementNamedValueCollection.cs
- RelationshipEndCollection.cs
- AnnotationResource.cs
- Boolean.cs
- RemotingException.cs
- PropertyGrid.cs
- AbsoluteQuery.cs
- SystemKeyConverter.cs
- _AutoWebProxyScriptWrapper.cs
- SafeWaitHandle.cs
- PrefixHandle.cs
- StorageMappingItemLoader.cs
- SimpleHandlerBuildProvider.cs
- oledbconnectionstring.cs
- ButtonRenderer.cs
- ListViewGroupCollectionEditor.cs
- MouseOverProperty.cs
- Material.cs
- MarkupCompilePass1.cs
- NameValueConfigurationCollection.cs
- ClientApiGenerator.cs
- ImportCatalogPart.cs
- BookmarkInfo.cs
- ModifiableIteratorCollection.cs
- XmlDocumentSerializer.cs
- CustomLineCap.cs
- EmbeddedObject.cs
- InlineObject.cs
- DataGridAddNewRow.cs
- FunctionMappingTranslator.cs
- Confirm.cs
- TextEditorParagraphs.cs
- KoreanLunisolarCalendar.cs
- FileBasedResourceGroveler.cs
- ServiceModelConfigurationElementCollection.cs
- SecurityKeyType.cs
- SqlConnectionPoolProviderInfo.cs
- DCSafeHandle.cs
- ProvidersHelper.cs
- GifBitmapEncoder.cs
- LinkDescriptor.cs
- NetworkStream.cs
- streamingZipPartStream.cs
- SessionPageStateSection.cs
- _AuthenticationState.cs
- SqlTypeSystemProvider.cs
- httpstaticobjectscollection.cs
- _NegoStream.cs
- MessageQueuePermissionEntry.cs
- WebPartDisplayMode.cs
- InitializerFacet.cs
- SchemaNamespaceManager.cs
- Helpers.cs
- CultureTableRecord.cs
- PropertyConverter.cs
- XmlSchemaRedefine.cs
- Variant.cs
- Parameter.cs
- EdmConstants.cs
- IdentityHolder.cs
- XmlSchemaSubstitutionGroup.cs
- ToolTip.cs
- IntellisenseTextBox.cs
- InkPresenter.cs
- CharacterString.cs
- AppLevelCompilationSectionCache.cs
- ErrorsHelper.cs
- DrawingBrush.cs
- DaylightTime.cs
- DataControlButton.cs
- HttpHostedTransportConfiguration.cs
- XmlILTrace.cs
- QilScopedVisitor.cs
- DropDownHolder.cs
- ExecutionContext.cs
- Inflater.cs
- PiiTraceSource.cs
- EnterpriseServicesHelper.cs
- CommonDialog.cs