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//
// SecurityContext.cs: This is CAS disabled SecurityContext version
// it does nothing but has same public API
//
// Authors:
// Marek Safar <marek.safar@gmail.com>
//
// Copyright (C) 2015 Xamarin Inc (http://www.xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if !FEATURE_COMPRESSEDSTACK
using System.Runtime.InteropServices;
using System.Security.Permissions;
using System.Security.Principal;
using System.Threading;
namespace System.Security {
public sealed class SecurityContext : IDisposable
{
private SecurityContext ()
{
}
public SecurityContext CreateCopy ()
{
return this;
}
static public SecurityContext Capture ()
{
return new SecurityContext ();
}
public void Dispose ()
{
}
static public bool IsFlowSuppressed ()
{
return false;
}
static public bool IsWindowsIdentityFlowSuppressed ()
{
return false;
}
static public void RestoreFlow ()
{
}
// if you got the context then you can use it
[SecurityPermission (SecurityAction.Assert, ControlPrincipal = true)]
[SecurityPermission (SecurityAction.LinkDemand, Infrastructure = true)]
static public void Run (SecurityContext securityContext, ContextCallback callback, object state)
{
callback (state);
}
[SecurityPermission (SecurityAction.LinkDemand, Infrastructure = true)]
static public AsyncFlowControl SuppressFlow ()
{
throw new NotSupportedException ();
}
static public AsyncFlowControl SuppressFlowWindowsIdentity ()
{
throw new NotSupportedException ();
}
}
}
#endif