Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / IdentityModel / System / IdentityModel / Diagnostics / DigestTraceRecordHelper.cs / 1305376 / DigestTraceRecordHelper.cs
//------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------- namespace System.IdentityModel.Diagnostics { using System; using System.Diagnostics; using System.Globalization; using System.IO; using System.Runtime.Diagnostics; using System.Security.Cryptography; using System.ServiceModel.Diagnostics; using System.Xml; class DigestTraceRecord : TraceRecord { MemoryStream _logStream; HashAlgorithm _hash; string _traceName; const string Empty = "Empty"; const string CanonicalElementString = "CanonicalElementString"; const string CanonicalElementStringLength = "CanonicalElementStringLength"; const string CanonicalOctets = "CanonicalOctets"; const string CanonicalOctetsLength = "CanonicalOctetsLength"; const string CanonicalOctetsHash = "CanonicalOctetsHash"; const string CanonicalOctetsHashLength = "CanonicalOctetsHashLength"; const string Key = "Key"; const string Length = "Length"; const string FirstByte = "FirstByte"; const string LastByte = "LastByte"; internal DigestTraceRecord(string traceName, MemoryStream logStream, HashAlgorithm hash) { if (String.IsNullOrEmpty(traceName)) _traceName = Empty; else _traceName = traceName; _logStream = logStream; _hash = hash; } internal override string EventId { get { return TraceRecord.EventIdBase + _traceName + TraceRecord.NamespaceSuffix; } } internal override void WriteTo(XmlWriter writer) { base.WriteTo(writer); // // canonical element string // byte[] contentBuffer = _logStream.GetBuffer(); string contentAsString = System.Text.Encoding.UTF8.GetString(contentBuffer, 0, (int)_logStream.Length); writer.WriteElementString(CanonicalElementStringLength, contentAsString.Length.ToString(CultureInfo.InvariantCulture)); writer.WriteComment(CanonicalElementString + ":" + contentAsString); // // canonical element base64 format // writer.WriteElementString(CanonicalOctetsLength, contentBuffer.Length.ToString(CultureInfo.InvariantCulture)); writer.WriteElementString(CanonicalOctets, Convert.ToBase64String(contentBuffer)); // // Hash // writer.WriteElementString(CanonicalOctetsHashLength, _hash.Hash.Length.ToString(CultureInfo.InvariantCulture)); writer.WriteElementString(CanonicalOctetsHash, Convert.ToBase64String(_hash.Hash)); // // Key: this will only be printed out for the symmetric key case // if (_hash is KeyedHashAlgorithm) { KeyedHashAlgorithm keyedHash = _hash as KeyedHashAlgorithm; byte[] key = keyedHash.Key; writer.WriteStartElement(Key); // start the key element writer.WriteElementString(Length, key.Length.ToString(CultureInfo.InvariantCulture)); // key length writer.WriteElementString(FirstByte, key[0].ToString(CultureInfo.InvariantCulture)); // first byte of the key writer.WriteElementString(LastByte, key[key.Length - 1].ToString(CultureInfo.InvariantCulture)); // last byte of the key writer.WriteEndElement(); // close the key element } } } internal static class DigestTraceRecordHelper { const string DigestTrace = "DigestTrace"; static bool _shouldTraceDigest = false; static bool _initialized = false; internal static bool ShouldTraceDigest { get { if (!_initialized) InitializeShouldTraceDigest(); return _shouldTraceDigest; } } static void InitializeShouldTraceDigest() { // // Log the digest only if // 1.Users ask for verbose AND // 2.Users are fine with logging Pii ( private identity information ) - todo // if (DiagnosticUtility.DiagnosticTrace != null && DiagnosticUtility.DiagnosticTrace.TraceSource != null && DiagnosticUtility.DiagnosticTrace.TraceSource.ShouldLogPii && DiagnosticUtility.ShouldTraceVerbose) { _shouldTraceDigest = true; } _initialized = true; } internal static void TraceDigest(MemoryStream logStream, HashAlgorithm hash) { if (DigestTraceRecordHelper.ShouldTraceDigest) { TraceUtility.TraceEvent(TraceEventType.Verbose, TraceCode.IdentityModel, SR.GetString(SR.TraceCodeIdentityModel), new DigestTraceRecord(DigestTrace, logStream, hash), null, null); } } } } // 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
- VisualProxy.cs
- WinCategoryAttribute.cs
- ReplyChannel.cs
- CodeMemberMethod.cs
- CustomCredentialPolicy.cs
- NativeMethods.cs
- HttpVersion.cs
- QueuePropertyVariants.cs
- DBConnectionString.cs
- ChildrenQuery.cs
- XmlSchemaComplexContent.cs
- ApplicationInterop.cs
- ObjectConverter.cs
- UITypeEditor.cs
- ByteAnimationBase.cs
- GridViewRowEventArgs.cs
- DiscardableAttribute.cs
- CryptoProvider.cs
- MissingMethodException.cs
- ObjectDataSourceMethodEditor.cs
- IndexedWhereQueryOperator.cs
- XPathEmptyIterator.cs
- _NestedSingleAsyncResult.cs
- BoundsDrawingContextWalker.cs
- XDeferredAxisSource.cs
- CommandID.cs
- ReadOnlyDataSource.cs
- FileAuthorizationModule.cs
- DataGridViewRowsAddedEventArgs.cs
- EncryptedPackage.cs
- ViewStateModeByIdAttribute.cs
- StructuredTypeEmitter.cs
- SettingsSavedEventArgs.cs
- Span.cs
- RootDesignerSerializerAttribute.cs
- XmlSchemaSubstitutionGroup.cs
- OrderingExpression.cs
- BamlVersionHeader.cs
- JapaneseLunisolarCalendar.cs
- MobileDeviceCapabilitiesSectionHandler.cs
- AQNBuilder.cs
- WrappingXamlSchemaContext.cs
- DataGridViewSelectedColumnCollection.cs
- DataTemplate.cs
- HwndHostAutomationPeer.cs
- AuthenticationConfig.cs
- __Error.cs
- RawStylusInputReport.cs
- SplitContainer.cs
- EditorPart.cs
- ComponentDispatcherThread.cs
- BamlStream.cs
- SuppressIldasmAttribute.cs
- TemplateBindingExtensionConverter.cs
- columnmapfactory.cs
- BinHexEncoder.cs
- TransportBindingElement.cs
- XmlBindingWorker.cs
- DbConnectionPoolGroupProviderInfo.cs
- TypeRefElement.cs
- AssemblyBuilder.cs
- ThrowHelper.cs
- FileDataSourceCache.cs
- AssociationEndMember.cs
- AssemblyBuilderData.cs
- RoutingUtilities.cs
- TailPinnedEventArgs.cs
- DrawingGroup.cs
- TreeIterators.cs
- WebBaseEventKeyComparer.cs
- DecimalFormatter.cs
- GacUtil.cs
- RegisteredDisposeScript.cs
- ProfileSection.cs
- ReliableSession.cs
- XsdDataContractImporter.cs
- QilLiteral.cs
- FixedSOMPageElement.cs
- DebugHandleTracker.cs
- infer.cs
- ObjectViewFactory.cs
- HostingEnvironmentSection.cs
- WebServiceMethodData.cs
- XmlSchemaValidationException.cs
- EncoderReplacementFallback.cs
- KeyMatchBuilder.cs
- ErrorWebPart.cs
- FilteredDataSetHelper.cs
- WebSysDefaultValueAttribute.cs
- HtmlInputRadioButton.cs
- ClosableStream.cs
- ContextMarshalException.cs
- TemplatedEditableDesignerRegion.cs
- ManagedIStream.cs
- TransformGroup.cs
- TypeReference.cs
- PointAnimation.cs
- Publisher.cs
- IgnoreSection.cs
- ValidationPropertyAttribute.cs