mcs/class/corlib/System.Security.Permissions/RegistryPermissionAttribute.cs

   1 //
   2 // System.Security.Permissions.RegistryPermissionAttribute.cs
   3 //
   4 // Authors
   5 //      Duncan Mak <duncan@ximian.com>
   6 //      Sebastien Pouliot <spouliot@motus.com>
   7 //
   8 // (C) 2002 Ximian, Inc. http://www.ximian.com
   9 // Portions Copyright (C) 2003 Motus Technologies (http://www.motus.com)
  10 //
  11
  12 using System;
  13
  14 namespace System.Security.Permissions {
  15
  16         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class |
  17                          AttributeTargets.Struct | AttributeTargets.Constructor |
  18                          AttributeTargets.Method, AllowMultiple=true, Inherited=false)]
  19         [Serializable]
  20         public sealed class RegistryPermissionAttribute : CodeAccessSecurityAttribute {
  21
  22                 // Fields
  23                 private string create;
  24                 private string read;
  25                 private string write;
  26
  27                 // Constructor
  28                 public RegistryPermissionAttribute (SecurityAction action) : base (action) {}
  29
  30                 // Properties
  31                 public string All
  32                 {
  33 #if ! NET_1_0
  34                         get { throw new NotSupportedException ("All"); }
  35 #endif
  36                         set {
  37                                 create = value;
  38                                 read = value;
  39                                 write = value;
  40                         }
  41                 }
  42
  43                 public string Create
  44                 {
  45                         get { return create; }
  46                         set { create = value; }
  47                 }
  48
  49                 public string Read
  50                 {
  51                         get { return read; }
  52                         set { read = value; }
  53                 }
  54
  55                 public string Write
  56                 {
  57                         get { return write; }
  58                         set { write = value; }
  59                 }
  60
  61                 // Methods
  62                 public override IPermission CreatePermission ()
  63                 {
  64                         RegistryPermission perm = null;
  65                         if (this.Unrestricted)
  66                                 perm = new RegistryPermission (PermissionState.Unrestricted);
  67                         else {
  68                                 perm = new RegistryPermission (PermissionState.None);
  69                                 if (create != null)
  70                                         perm.AddPathList (RegistryPermissionAccess.Create, create);
  71                                 if (read != null)
  72                                         perm.AddPathList (RegistryPermissionAccess.Read, read);
  73                                 if (write != null)
  74                                         perm.AddPathList (RegistryPermissionAccess.Write, write);
  75                         }
  76                         return perm;
  77                 }
  78         }
  79 }