mcs/class/corlib/System.Threading/NativeOverlapped.cs

   1 //
   2 // System.Threading.NativeOverlapped.cs
   3 //
   4 // Author:
   5 //   Dick Porter (dick@ximian.com)
   6 //
   7 // (C) Ximian, Inc.  http://www.ximian.com
   8 //
   9
  10 //
  11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 using System.Runtime.InteropServices;
  34
  35 namespace System.Threading
  36 {
  37         public struct NativeOverlapped {
  38                 public int EventHandle;
  39                 public int InternalHigh;
  40                 public int InternalLow;
  41                 public int OffsetHigh;
  42                 public int OffsetLow;
  43
  44                 // (fields disappeared beta2 -> 1.0)
  45                 // public GCHandle ReservedClassLib;
  46                 // public int ReservedCOR1;
  47                 // public GCHandle ReservedCOR2;
  48
  49                 // P.S. (Gonzalo): try this:
  50                 //      Console.WriteLine (Marshal.SizeOf (typeof (NativeOverlapped)));
  51                 //
  52                 // And you'll get a nice 36. So probably those fields are out there but are not public.
  53                 // So I'm adding some internal fields that are used in the runtime
  54                 internal int Handle1;
  55                 internal int Handle2;
  56         }
  57 }
  58