//
// System.Security.Permissions.ReflectionPermissionAttribute.cs
//
// Authors
// Duncan Mak <duncan@ximian.com>
// Sebastien Pouliot <spouliot@motus.com>
//
// (C) 2002 Ximian, Inc. http://www.ximian.com
// Portions Copyright (C) 2003 Motus Technologies (http://www.motus.com)
// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.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.
//
using System.Runtime.InteropServices;
namespace System.Security.Permissions{
[ComVisible (true)]
[AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class |
AttributeTargets.Struct | AttributeTargets.Constructor |
AttributeTargets.Method, AllowMultiple=true, Inherited=false)]
[Serializable]
public sealed class ReflectionPermissionAttribute : CodeAccessSecurityAttribute {
// Fields
private ReflectionPermissionFlag flags;
private bool memberAccess;
private bool reflectionEmit;
private bool typeInfo;
//Constructor
public ReflectionPermissionAttribute (SecurityAction action) : base (action) {}
// Properties
public ReflectionPermissionFlag Flags
{
get { return flags; }
set {
flags = value;
memberAccess = ((flags & ReflectionPermissionFlag.MemberAccess) == ReflectionPermissionFlag.MemberAccess);
reflectionEmit = ((flags & ReflectionPermissionFlag.ReflectionEmit) == ReflectionPermissionFlag.ReflectionEmit);
typeInfo = ((flags & ReflectionPermissionFlag.TypeInformation) == ReflectionPermissionFlag.TypeInformation);
}
}
public bool MemberAccess
{
get { return memberAccess; }
set {
if (value)
flags |= ReflectionPermissionFlag.MemberAccess;
else
flags -= ReflectionPermissionFlag.MemberAccess;
memberAccess = value;
}
}
public bool ReflectionEmit
{
get { return reflectionEmit; }
set {
if (value)
flags |= ReflectionPermissionFlag.ReflectionEmit;
else
flags -= ReflectionPermissionFlag.ReflectionEmit;
reflectionEmit = value;
}
}
public bool RestrictedMemberAccess
{
get { return ((flags & ReflectionPermissionFlag.RestrictedMemberAccess) == ReflectionPermissionFlag.RestrictedMemberAccess); }
set {
if (value)
flags |= ReflectionPermissionFlag.RestrictedMemberAccess;
else
flags -= ReflectionPermissionFlag.RestrictedMemberAccess;
}
}
[Obsolete ("not enforced in 2.0+")]
public bool TypeInformation
{
get { return typeInfo; }
set {
if (value)
flags |= ReflectionPermissionFlag.TypeInformation;
else
flags -= ReflectionPermissionFlag.TypeInformation;
typeInfo = value;
}
}
// Methods
public override IPermission CreatePermission ()
{
#if NET_2_1
return null;
#else
ReflectionPermission perm = null;
if (this.Unrestricted)
perm = new ReflectionPermission (PermissionState.Unrestricted);
else
perm = new ReflectionPermission (flags);
return perm;
#endif
}
}
}
|