SafeFileMappingHandle.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / Microsoft / Win32 / SafeHandles / SafeFileMappingHandle.cs / 1305376 / SafeFileMappingHandle.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
/*============================================================
** 
** Class:  SafeFileMappingHandle 
**
** 
** A wrapper for file handles
**
**
===========================================================*/ 
using System;
using System.Security; 
using System.Security.Permissions; 
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices; 
using System.Runtime.ConstrainedExecution;
using System.Runtime.Versioning;

namespace Microsoft.Win32.SafeHandles 
{
    [System.Security.SecurityCritical]  // auto-generated 
    internal sealed class SafeFileMappingHandle : SafeHandleZeroOrMinusOneIsInvalid 
    {
        [System.Security.SecurityCritical]  // auto-generated_required 
        internal SafeFileMappingHandle() : base(true) {}

        // 0 is an Invalid Handle
        [System.Security.SecurityCritical]  // auto-generated_required 
        internal SafeFileMappingHandle(IntPtr handle, bool ownsHandle) : base (ownsHandle)
        { 
            SetHandle(handle); 
        }
 
        [System.Security.SecurityCritical]
        [ResourceExposure(ResourceScope.Machine)]
        [ResourceConsumption(ResourceScope.Machine)]
        override protected bool ReleaseHandle() 
        {
            return Win32Native.CloseHandle(handle); 
        } 
    }
} 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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