Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web/Hosting/ICustomRuntime.cs

@@ -0,0 +1,59 @@
+//------------------------------------------------------------------------------
+// <copyright file="ICustomRuntime.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Web.Hosting {
+    using System;
+    using System.Runtime.InteropServices;
+    using System.Runtime.Remoting;
+
+    /*
+     * !! USAGE NOTE !!
+     * This interface is not exposed publicly because it is expected that Helios developers will consume the
+     * no-PIA interfaces that will be released OOB. This interface only exists so that ASP.NET can interface
+     * with the Helios layer if necessary. These interfaces are subject to change.
+     */
+
+    /// <summary>
+    /// Defines the mechanism via which IIS will interact with the application.
+    /// </summary>
+    [ComImport, InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("692D0723-C338-4D09-9057-C71F0F47DA87")]
+    internal interface ICustomRuntime {
+        /// <summary>
+        /// Called at some point between GL_APPLICATION_START and
+        /// GL_RESOLVE_MODULES and signals managed application start.
+        /// </summary>
+        /// <param name="reserved0">Do not use this parameter.</param>
+        /// <param name="reserved1">Do not use this parameter.</param>
+        void Start(
+            [In] IntPtr reserved0,
+            [In] int reserved1);
+
+        /// <summary>
+        /// Called during GL_RESOLVE_MODULES to give managed runtime a
+        /// chance to register CHttpModule instances with the IIS pipeline.
+        /// </summary>
+        /// <param name="pResolveModuleData">Additional data that may be useful to the custom runtime for integrating with the IIS pipeline.
+        /// This pointer is only valid within the call to ResolveModules.</param>
+        /// <param name="resolveModuleDataSize">The size (in bytes) of the structure pointed to by pResolveModuleData.</param>
+        void ResolveModules(
+            [In] IntPtr pResolveModuleData,
+            [In] int resolveModuleDataSize);
+
+        /// <summary>
+        /// Called during GL_APPLICATION_STOP and signals managed
+        /// application end.
+        /// </summary>
+        /// <param name="reserved0">Do not use this parameter.</param>
+        /// <param name="reserved1">Do not use this parameter.</param>
+        /// <remarks>
+        /// It is acceptable for this method to unload the current AppDomain
+        /// and return COR_E_APPDOMAINUNLOADED.
+        /// </remarks>
+        void Stop(
+            [In] IntPtr reserved0,
+            [In] int reserved1);
+    }
+}