ComPlusTypeValidator.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / ComIntegration / ComPlusTypeValidator.cs / 1 / ComPlusTypeValidator.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------
namespace System.ServiceModel.ComIntegration
{ 
    using System;
    using System.Reflection; 
    using System.EnterpriseServices; 
    using System.Runtime.InteropServices;
    using System.Runtime.Serialization; 
    using System.ServiceModel;

    static class ComPlusTypeValidator
    { 
        static Guid IID_Object = new Guid("{65074F7F-63C0-304E-AF0A-D51741CB4A8D}");
        static Guid IID_IDisposable = new Guid("{805D7A98-D4AF-3F0F-967F-E5CF45312D2C}"); 
        static Guid IID_IManagedObject = new Guid("{C3FCC19E-A970-11D2-8B5A-00A0C9B7C9C4}"); 
        static Guid IID_IProcessInitializer = new Guid("{1113F52D-DC7F-4943-AED6-88D04027E32A}");
        static Guid IID_IRemoteDispatch = new Guid("{6619A740-8154-43BE-A186-0319578E02DB}"); 
        static Guid IID_IServicedComponentInfo = new Guid("{8165B19E-8D3A-4D0B-80C8-97DE310DB583}");

        public static bool IsValidInterface(Guid iid)
        { 
            if (iid == IID_Object ||
                iid == IID_IDisposable || 
                iid == IID_IManagedObject || 
                iid == IID_IProcessInitializer ||
                iid == IID_IRemoteDispatch || 
                iid == IID_IServicedComponentInfo ||
                iid.ToString("D").EndsWith("C000-000000000046", StringComparison.OrdinalIgnoreCase)) //other ole/com standard interfaces
            {
                return false; 
            }
 
            return true; 
        }
 
        public static bool IsValidParameter(Type type, ICustomAttributeProvider attributeProvider, bool allowReferences)
        {

            object[] attributes = System.ServiceModel.Description.ServiceReflector.GetCustomAttributes(attributeProvider, typeof(MarshalAsAttribute), true); 

            foreach (MarshalAsAttribute attr in attributes) 
            { 
                UnmanagedType marshalAs = attr.Value;
 
                if (marshalAs == UnmanagedType.IDispatch ||
                    marshalAs == UnmanagedType.Interface ||
                    marshalAs == UnmanagedType.IUnknown)
                { 
                    return allowReferences;
                } 
            } 

            XsdDataContractExporter exporter = new XsdDataContractExporter(); 
            if (!exporter.CanExport(type))
            {
                return false;
            } 

            return true; 
        } 
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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