mcs/class/corlib/System.Security/SecurityFrame.cs

   1 //
   2 // System.Security.SecurityFrame.cs
   3 //
   4 // Authors:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
   8 //
   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:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  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.
  27 //
  28
  29 using System.Collections;
  30 using System.Globalization;
  31 using System.Reflection;
  32 using System.Runtime.CompilerServices;
  33 using System.Security.Permissions;
  34 using System.Text;
  35
  36 namespace System.Security {
  37
  38         // Must match MonoDeclSecurityEntry in /mono/metadata/reflection.h
  39         internal struct RuntimeDeclSecurityEntry {
  40                 public IntPtr blob;
  41                 public int size;
  42                 public int index;
  43         }
  44
  45         internal struct SecurityFrame {
  46
  47                 private AppDomain _domain;
  48                 private MethodInfo _method;
  49                 private PermissionSet _assert;
  50                 private PermissionSet _deny;
  51                 private PermissionSet _permitonly;
  52
  53                 internal SecurityFrame (int skip)
  54                 {
  55                         _domain = null;
  56                         _method = null;
  57                         _assert = null;
  58                         _deny = null;
  59                         _permitonly = null;
  60
  61                         throw new NotImplementedException ();
  62                 }
  63
  64                 public Assembly Assembly {
  65                         get { return _method.ReflectedType.Assembly; }
  66                 }
  67
  68                 public AppDomain Domain {
  69                         get { return _domain; }
  70                 }
  71
  72                 public MethodInfo Method {
  73                         get { return _method; }
  74                 }
  75
  76                 public PermissionSet Assert {
  77                         get { return _assert; }
  78                 }
  79
  80                 public PermissionSet Deny {
  81                         get { return _deny; }
  82                 }
  83
  84                 public PermissionSet PermitOnly {
  85                         get { return _permitonly; }
  86                 }
  87
  88                 public bool HasStackModifiers {
  89                         get { return ((_assert != null) || (_deny != null) || (_permitonly != null)); }
  90                 }
  91
  92                 public bool Equals (SecurityFrame sf)
  93                 {
  94                         if (!Object.ReferenceEquals (_domain, sf.Domain))
  95                                 return false;
  96                         if (Assembly.ToString () != sf.Assembly.ToString ())
  97                                 return false;
  98                         if (Method.ToString () != sf.Method.ToString ())
  99                                 return false;
 100
 101                         if ((_assert != null) && !_assert.Equals (sf.Assert))
 102                                 return false;
 103                         if ((_deny != null) && !_deny.Equals (sf.Deny))
 104                                 return false;
 105                         if ((_permitonly != null) && !_permitonly.Equals (sf.PermitOnly))
 106                                 return false;
 107
 108                         return true;
 109                 }
 110
 111                 public override string ToString ()
 112                 {
 113                         StringBuilder sb = new StringBuilder ();
 114                         sb.AppendFormat ("Frame: {0}{1}", _method, Environment.NewLine);
 115                         sb.AppendFormat ("\tAppDomain: {0}{1}", Domain, Environment.NewLine);
 116                         sb.AppendFormat ("\tAssembly: {0}{1}", Assembly, Environment.NewLine);
 117                         if (_assert != null)
 118                                 sb.AppendFormat ("\tAssert: {0}{1}", _assert, Environment.NewLine);
 119                         if (_deny != null)
 120                                 sb.AppendFormat ("\tDeny: {0}{1}", _deny, Environment.NewLine);
 121                         if (_permitonly != null)
 122                                 sb.AppendFormat ("\tPermitOnly: {0}{1}", _permitonly, Environment.NewLine);
 123                         return sb.ToString ();
 124                 }
 125
 126                 static public ArrayList GetStack (int skipFrames)
 127                 {
 128                         return new ArrayList ();
 129                 }
 130         }
 131 }