Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Services / Messaging / System / Messaging / Interop / Restrictions.cs / 1305376 / Restrictions.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Messaging.Interop { using System.Runtime.InteropServices; using System.Diagnostics; using System; using System.ComponentModel; using Microsoft.Win32; internal class Restrictions { private MQRESTRICTION restrictionStructure; public const int PRLT = 0; public const int PRLE = 1; public const int PRGT = 2; public const int PRGE = 3; public const int PREQ = 4; public const int PRNE = 5; public Restrictions(int maxRestrictions) { this.restrictionStructure = new MQRESTRICTION(maxRestrictions); } public virtual void AddGuid(int propertyId, int op, Guid value) { IntPtr data = Marshal.AllocHGlobal(16); Marshal.Copy(value.ToByteArray(), 0 , data, 16); this.AddItem(propertyId, op, MessagePropertyVariants.VT_CLSID, data); } public virtual void AddGuid(int propertyId, int op) { IntPtr data = Marshal.AllocHGlobal(16); this.AddItem(propertyId, op, MessagePropertyVariants.VT_CLSID, data); } private void AddItem(int id,int op, short vt, IntPtr data) { Marshal.WriteInt32(restrictionStructure.GetNextValidPtr(0) , op); Marshal.WriteInt32(restrictionStructure.GetNextValidPtr(4), id); Marshal.WriteInt16(restrictionStructure.GetNextValidPtr(8), vt); Marshal.WriteInt16(restrictionStructure.GetNextValidPtr(10), (short)0); Marshal.WriteInt16(restrictionStructure.GetNextValidPtr(12), (short)0); Marshal.WriteInt16(restrictionStructure.GetNextValidPtr(14), (short)0); Marshal.WriteIntPtr(restrictionStructure.GetNextValidPtr(16), data); Marshal.WriteIntPtr(restrictionStructure.GetNextValidPtr(16 + IntPtr.Size), (IntPtr)0); ++restrictionStructure.restrictionCount; } public virtual void AddI4(int propertyId, int op, int value) { this.AddItem(propertyId, op, MessagePropertyVariants.VT_I4, (IntPtr)value); } public virtual void AddString(int propertyId, int op, string value) { if (value == null) this.AddItem(propertyId, op, MessagePropertyVariants.VT_NULL, (IntPtr)0); else { IntPtr data = Marshal.StringToHGlobalUni(value); this.AddItem(propertyId, op, MessagePropertyVariants.VT_LPWSTR, data); } } public virtual MQRESTRICTION GetRestrictionsRef() { return this.restrictionStructure; } [StructLayout(LayoutKind.Sequential)] public class MQRESTRICTION { public int restrictionCount; [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Reliability", "CA2006:UseSafeHandleToEncapsulateNativeResources")] public IntPtr restrinctions; public MQRESTRICTION(int maxCount) { this.restrinctions = Marshal.AllocHGlobal(maxCount * GetRestrictionSize()); } ~MQRESTRICTION() { if (this.restrinctions != (IntPtr)0) { for (int index= 0; index < this.restrictionCount; ++ index) { short vt = Marshal.ReadInt16((IntPtr)((long)this.restrinctions + (index * GetRestrictionSize()) + 8)); if (vt != MessagePropertyVariants.VT_I4) { IntPtr dataPtr = (IntPtr)((long)this.restrinctions + (index * GetRestrictionSize()) + 16); IntPtr data = Marshal.ReadIntPtr(dataPtr); Marshal.FreeHGlobal(data); } } Marshal.FreeHGlobal(this.restrinctions); this.restrinctions = (IntPtr)0; } } public IntPtr GetNextValidPtr(int offset) { return (IntPtr)((long)restrinctions + restrictionCount * GetRestrictionSize() + offset); } public static int GetRestrictionSize() { return 16 + (IntPtr.Size * 2); } } } } // 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
- MultitargetUtil.cs
- UIntPtr.cs
- StringPropertyBuilder.cs
- ColumnClickEvent.cs
- DesignTimeParseData.cs
- ByteStreamMessageUtility.cs
- XsltConvert.cs
- ComboBox.cs
- AsymmetricSignatureFormatter.cs
- OracleLob.cs
- BindingCompleteEventArgs.cs
- ConfigurationStrings.cs
- dtdvalidator.cs
- _ReceiveMessageOverlappedAsyncResult.cs
- TrustLevel.cs
- Oci.cs
- SamlAuthenticationStatement.cs
- ScrollViewer.cs
- RankException.cs
- RepeatBehavior.cs
- X509Utils.cs
- SolidBrush.cs
- InstanceView.cs
- ImageDrawing.cs
- DataServiceKeyAttribute.cs
- ObsoleteAttribute.cs
- OLEDB_Enum.cs
- RequestNavigateEventArgs.cs
- SamlAssertionKeyIdentifierClause.cs
- DataTableCollection.cs
- MulticastDelegate.cs
- CompressedStack.cs
- Form.cs
- IsolatedStorageFile.cs
- CultureTableRecord.cs
- XmlSchemaProviderAttribute.cs
- QuerySafeNavigator.cs
- EndpointBehaviorElementCollection.cs
- SoundPlayer.cs
- Hash.cs
- EdmComplexTypeAttribute.cs
- DeflateEmulationStream.cs
- Sql8ExpressionRewriter.cs
- BufferedConnection.cs
- XmlReflectionMember.cs
- ConstraintCollection.cs
- ServiceModelInstallComponent.cs
- Point3DConverter.cs
- Point.cs
- Bezier.cs
- AvTrace.cs
- IOException.cs
- VBCodeProvider.cs
- InteropAutomationProvider.cs
- TranslateTransform.cs
- ModelItemDictionaryImpl.cs
- LateBoundBitmapDecoder.cs
- DataServiceProviderWrapper.cs
- XpsFilter.cs
- RegistryDataKey.cs
- LinkArea.cs
- ContainerCodeDomSerializer.cs
- CaseCqlBlock.cs
- DataGridItemEventArgs.cs
- XPathNavigatorException.cs
- TextTreeNode.cs
- ProcessInfo.cs
- TreeNodeCollectionEditorDialog.cs
- BitmapEffectInput.cs
- MimeParameterWriter.cs
- NullReferenceException.cs
- DurableServiceAttribute.cs
- ExecutionContext.cs
- DelayedRegex.cs
- NotFiniteNumberException.cs
- SimpleBitVector32.cs
- HtmlElementEventArgs.cs
- RuntimeArgument.cs
- TextDecorationLocationValidation.cs
- QueueProcessor.cs
- BookmarkScope.cs
- _SingleItemRequestCache.cs
- SafeFileMapViewHandle.cs
- ExpressionBindings.cs
- BinaryUtilClasses.cs
- WindowPatternIdentifiers.cs
- TextCompositionManager.cs
- HttpResponse.cs
- ValidationRuleCollection.cs
- CharAnimationBase.cs
- _ConnectOverlappedAsyncResult.cs
- WebConfigurationHostFileChange.cs
- GuidelineSet.cs
- FrameworkTextComposition.cs
- ResourceSet.cs
- RulePatternOps.cs
- EventSchemaTraceListener.cs
- NullableLongMinMaxAggregationOperator.cs
- RuleInfoComparer.cs
- SerialErrors.cs