mcs/class/referencesource/mscorlib/microsoft/win32/safehandles/safepefilehandle.cs

   1 // ==++==
   2 //
   3 //   Copyright (c) Microsoft Corporation.  All rights reserved.
   4 //
   5 // ==--==
   6
   7 using System;
   8 using System.Reflection;
   9 using System.Runtime.CompilerServices;
  10 using System.Runtime.ConstrainedExecution;
  11 using System.Runtime.InteropServices;
  12 using System.Security;
  13
  14 namespace Microsoft.Win32.SafeHandles
  15 {
  16     /// <summary>
  17     ///     Handle to a VM PEFile *
  18     /// </summary>
  19     [SecurityCritical]
  20     internal sealed class SafePEFileHandle : SafeHandleZeroOrMinusOneIsInvalid
  21     {
  22         private SafePEFileHandle() : base(true)
  23         {
  24         }
  25
  26         [DllImport(JitHelpers.QCall, CharSet = CharSet.Unicode)]
  27         [ReliabilityContract(Consistency.WillNotCorruptState, Cer.Success)]
  28         [SuppressUnmanagedCodeSecurity]
  29         private static extern void ReleaseSafePEFileHandle(IntPtr peFile);
  30
  31         [SecurityCritical]
  32         protected override bool ReleaseHandle()
  33         {
  34             ReleaseSafePEFileHandle(handle);
  35             return true;
  36         }
  37     }
  38 }