SafeCertificateContext.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 / cdf / src / WCF / Tools / WSATConfig / Configuration / SafeCertificateContext.cs / 1305376 / SafeCertificateContext.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//-----------------------------------------------------------------------------

namespace Microsoft.Tools.ServiceModel.WsatConfig 
{
    using System; 
    using System.Security; 
    using System.Security.Permissions;
    using System.Runtime.InteropServices; 
    using System.Runtime.CompilerServices;
    using System.Runtime.ConstrainedExecution;
    using Microsoft.Win32.SafeHandles;
    using System.Security.Cryptography.X509Certificates; 

    internal sealed class SafeCertificateContext : SafeHandleZeroOrMinusOneIsInvalid 
    { 
        [SecurityPermission(SecurityAction.LinkDemand, UnmanagedCode = true)]
        internal SafeCertificateContext() : base(false) { } 

        public override bool IsInvalid
        {
            get 
            {
                return handle == IntPtr.Zero; 
            } 
        }
 
        protected override bool ReleaseHandle()
        {
            // Returns a Win32 error code, 0 for success
            int r = SafeNativeMethods.CertFreeCertificateContext(handle); 
            return r == 0;
        } 
 
        internal X509Certificate2 GetNewX509Certificate()
        { 
            return new X509Certificate2(handle);
        }
    }
} 

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

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