104 lines
3.4 KiB
C#
104 lines
3.4 KiB
C#
//
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// System.Security.HostSecurityManager class
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//
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// Author:
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// Sebastien Pouliot <sebastien@ximian.com>
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//
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// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System.Reflection;
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using System.Runtime.Hosting;
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using System.Runtime.InteropServices;
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using System.Security.Policy;
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namespace System.Security {
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[Serializable]
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[ComVisible (true)]
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public class HostSecurityManager {
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public HostSecurityManager ()
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{
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}
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public virtual PolicyLevel DomainPolicy {
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// always return null - may be overriden
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get { return null; }
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}
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public virtual HostSecurityManagerOptions Flags {
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get { return HostSecurityManagerOptions.AllFlags; }
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}
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public virtual ApplicationTrust DetermineApplicationTrust (Evidence applicationEvidence, Evidence activatorEvidence, TrustManagerContext context)
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{
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if (applicationEvidence == null)
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throw new ArgumentNullException ("applicationEvidence");
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ActivationArguments aa = null;
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foreach (object o in applicationEvidence) {
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aa = (o as ActivationArguments);
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if (aa != null)
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break;
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}
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if (aa == null) {
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string msg = Locale.GetText ("No {0} found in {1}.");
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throw new ArgumentException (string.Format (msg, "ActivationArguments", "Evidence"), "applicationEvidence");
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}
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if (aa.ActivationContext == null) {
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string msg = Locale.GetText ("No {0} found in {1}.");
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throw new ArgumentException (string.Format (msg, "ActivationContext", "ActivationArguments"), "applicationEvidence");
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}
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// FIXME: this part is still untested (requires manifest support)
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if (ApplicationSecurityManager.DetermineApplicationTrust (aa.ActivationContext, context)) {
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if (aa.ApplicationIdentity == null)
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return new ApplicationTrust ();
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else
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return new ApplicationTrust (aa.ApplicationIdentity);
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}
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return null;
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}
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public virtual Evidence ProvideAppDomainEvidence (Evidence inputEvidence)
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{
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// no changes - may be overriden
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return inputEvidence;
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}
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public virtual Evidence ProvideAssemblyEvidence (Assembly loadedAssembly, Evidence inputEvidence)
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{
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// no changes - may be overriden
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return inputEvidence;
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}
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public virtual PermissionSet ResolvePolicy (Evidence evidence)
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{
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if (evidence == null)
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throw new NullReferenceException ("evidence");
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return SecurityManager.ResolvePolicy (evidence);
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}
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}
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}
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