2 // System.Security.HostSecurityManager class
5 // Sebastien Pouliot <sebastien@ximian.com>
7 // Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 using System.Reflection;
32 using System.Runtime.Hosting;
33 using System.Runtime.InteropServices;
34 using System.Security.Policy;
36 namespace System.Security {
40 public class HostSecurityManager {
42 public HostSecurityManager ()
46 public virtual PolicyLevel DomainPolicy {
47 // always return null - may be overriden
51 public virtual HostSecurityManagerOptions Flags {
52 get { return HostSecurityManagerOptions.AllFlags; }
55 public virtual ApplicationTrust DetermineApplicationTrust (Evidence applicationEvidence, Evidence activatorEvidence, TrustManagerContext context)
57 if (applicationEvidence == null)
58 throw new ArgumentNullException ("applicationEvidence");
60 ActivationArguments aa = null;
61 foreach (object o in applicationEvidence) {
62 aa = (o as ActivationArguments);
68 string msg = Locale.GetText ("No {0} found in {1}.");
69 throw new ArgumentException (string.Format (msg, "ActivationArguments", "Evidence"), "applicationEvidence");
71 if (aa.ActivationContext == null) {
72 string msg = Locale.GetText ("No {0} found in {1}.");
73 throw new ArgumentException (string.Format (msg, "ActivationContext", "ActivationArguments"), "applicationEvidence");
76 // FIXME: this part is still untested (requires manifest support)
77 if (ApplicationSecurityManager.DetermineApplicationTrust (aa.ActivationContext, context)) {
78 if (aa.ApplicationIdentity == null)
79 return new ApplicationTrust ();
81 return new ApplicationTrust (aa.ApplicationIdentity);
86 public virtual Evidence ProvideAppDomainEvidence (Evidence inputEvidence)
88 // no changes - may be overriden
92 public virtual Evidence ProvideAssemblyEvidence (Assembly loadedAssembly, Evidence inputEvidence)
94 // no changes - may be overriden
98 public virtual PermissionSet ResolvePolicy (Evidence evidence)
100 if (evidence == null)
101 throw new NullReferenceException ("evidence");
102 return SecurityManager.ResolvePolicy (evidence);