Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Web/WebSockets/IUnmanagedWebSocketContext.cs

@@ -0,0 +1,32 @@
+//------------------------------------------------------------------------------
+// <copyright file="IUnmanagedWebSocketContext.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+namespace System.Web.WebSockets {
+    using System;
+    using System.Security.Permissions;
+
+    // This interface matches the unmanaged IWebSocketContext interface
+
+    internal interface IUnmanagedWebSocketContext {
+
+        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
+        int WriteFragment(IntPtr pData, ref int pcbSent, bool fAsync, bool fUtf8Encoded, bool fFinalFragment, IntPtr pfnCompletion, IntPtr pvCompletionContext, out bool pfCompletionExpected);
+
+        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
+        int ReadFragment(IntPtr pData, ref int pcbData, bool fAsync, out bool pfUtf8Encoded, out bool pfFinalFragment, out bool pfConnectionClose, IntPtr pfnCompletion, IntPtr pvCompletionContext, out bool pfCompletionExpected);
+
+        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
+        int SendConnectionClose(bool fAsync, ushort uStatusCode, string szReason, IntPtr pfnCompletion, IntPtr pvCompletionContext, out bool pfCompletionExpected);
+
+        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
+        int GetCloseStatus(out ushort pStatusCode, out IntPtr ppszReason, out ushort pcchReason);
+
+        // can be used for both normal + exception operation
+        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
+        void CloseTcpConnection();
+
+    }
+}