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
- Vector3D.cs
- Drawing.cs
- PropertyEmitterBase.cs
- ImageMetadata.cs
- Border.cs
- StaticSiteMapProvider.cs
- Stream.cs
- OleDbPermission.cs
- DesignBindingConverter.cs
- WebPartConnection.cs
- TransactionProxy.cs
- GeneralTransform.cs
- MimeAnyImporter.cs
- GeometryHitTestParameters.cs
- ColumnResizeUndoUnit.cs
- DataGridViewRowPostPaintEventArgs.cs
- RayMeshGeometry3DHitTestResult.cs
- RewritingSimplifier.cs
- XmlAttributeOverrides.cs
- WebServiceMethodData.cs
- Renderer.cs
- StylusDevice.cs
- ProjectionQueryOptionExpression.cs
- Pair.cs
- MediaContext.cs
- _NetRes.cs
- RemotingServices.cs
- DataBindingCollection.cs
- UIElement3D.cs
- SimpleModelProvider.cs
- DetailsViewPageEventArgs.cs
- ContainsRowNumberChecker.cs
- TemplateBindingExtension.cs
- SwitchDesigner.xaml.cs
- PlaceHolder.cs
- DbRetry.cs
- DesignerDataRelationship.cs
- URLString.cs
- WizardPanel.cs
- TrustSection.cs
- RowVisual.cs
- OleDbStruct.cs
- HttpConfigurationContext.cs
- RuleInfoComparer.cs
- XslAstAnalyzer.cs
- RectangleGeometry.cs
- BaseDataList.cs
- CharacterMetricsDictionary.cs
- SchemaAttDef.cs
- SchemaComplexType.cs
- TCPClient.cs
- XmlRootAttribute.cs
- Event.cs
- Visual3D.cs
- SqlDataSourceView.cs
- ScriptRegistrationManager.cs
- TextEditorSelection.cs
- AdRotator.cs
- Helper.cs
- FileLogRecord.cs
- CodeTypeConstructor.cs
- WmfPlaceableFileHeader.cs
- ToolStripSystemRenderer.cs
- EDesignUtil.cs
- Point4DConverter.cs
- SchemaImporterExtensionsSection.cs
- DetailsViewInsertEventArgs.cs
- ProcessInputEventArgs.cs
- MarkedHighlightComponent.cs
- SqlInfoMessageEvent.cs
- CollectionViewGroup.cs
- MethodAccessException.cs
- FontInfo.cs
- Attributes.cs
- SourceFileInfo.cs
- WsdlBuildProvider.cs
- HandoffBehavior.cs
- DataGridItemCollection.cs
- Track.cs
- BatchParser.cs
- AuthorizationRuleCollection.cs
- XhtmlBasicCalendarAdapter.cs
- MessageHeaders.cs
- PropertyValueEditor.cs
- EncryptedHeader.cs
- DataGridViewCellValidatingEventArgs.cs
- FixedSOMTable.cs
- AddressHeaderCollectionElement.cs
- Timer.cs
- XmlSchemaInfo.cs
- DefaultAuthorizationContext.cs
- ListItemCollection.cs
- HMACSHA384.cs
- XmlDesignerDataSourceView.cs
- BackgroundFormatInfo.cs
- PropertyTabChangedEvent.cs
- MediaTimeline.cs
- ConnectionManagementElement.cs
- GeometryGroup.cs
- WindowsGraphics2.cs