mcs/class/System/System.Security.Permissions/StorePermissionAttribute.cs

   1 //
   2 // System.Security.Permissions.StorePermissionAttribute class
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2005 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
  30 using System.Globalization;
  31
  32 namespace System.Security.Permissions {
  33
  34         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class |
  35                 AttributeTargets.Struct | AttributeTargets.Constructor | AttributeTargets.Method,
  36                 AllowMultiple = true, Inherited = false)]
  37         [Serializable]
  38         public sealed class StorePermissionAttribute : CodeAccessSecurityAttribute {
  39
  40                 private StorePermissionFlags _flags;
  41
  42                 public StorePermissionAttribute (SecurityAction action)
  43                         : base (action)
  44                 {
  45                         _flags = StorePermissionFlags.NoFlags;
  46                 }
  47
  48
  49                 public StorePermissionFlags Flags {
  50                         get { return _flags; }
  51                         set {
  52                                 if ((value & StorePermissionFlags.AllFlags) != value) {
  53                                         string msg = String.Format (Locale.GetText ("Invalid flags {0}"), value);
  54                                         throw new ArgumentException (msg, "StorePermissionFlags");
  55                                 }
  56
  57                                 _flags = value;
  58                         }
  59                 }
  60
  61                 public bool AddToStore {
  62                         get { return ((_flags & StorePermissionFlags.AddToStore) != 0); }
  63                         set {
  64                                 if (value) {
  65                                         _flags |= StorePermissionFlags.AddToStore;
  66                                 }
  67                                 else {
  68                                         _flags &= ~StorePermissionFlags.AddToStore;
  69                                 }
  70                         }
  71                 }
  72
  73                 public bool CreateStore {
  74                         get { return ((_flags & StorePermissionFlags.CreateStore) != 0); }
  75                         set {
  76                                 if (value) {
  77                                         _flags |= StorePermissionFlags.CreateStore;
  78                                 }
  79                                 else {
  80                                         _flags &= ~StorePermissionFlags.CreateStore;
  81                                 }
  82                         }
  83                 }
  84
  85                 public bool DeleteStore {
  86                         get { return ((_flags & StorePermissionFlags.DeleteStore) != 0); }
  87                         set {
  88                                 if (value) {
  89                                         _flags |= StorePermissionFlags.DeleteStore;
  90                                 }
  91                                 else {
  92                                         _flags &= ~StorePermissionFlags.DeleteStore;
  93                                 }
  94                         }
  95                 }
  96
  97                 public bool EnumerateCertificates {
  98                         get { return ((_flags & StorePermissionFlags.EnumerateCertificates) != 0); }
  99                         set {
 100                                 if (value) {
 101                                         _flags |= StorePermissionFlags.EnumerateCertificates;
 102                                 }
 103                                 else {
 104                                         _flags &= ~StorePermissionFlags.EnumerateCertificates;
 105                                 }
 106                         }
 107                 }
 108
 109                 public bool EnumerateStores {
 110                         get { return ((_flags & StorePermissionFlags.EnumerateStores) != 0); }
 111                         set {
 112                                 if (value) {
 113                                         _flags |= StorePermissionFlags.EnumerateStores;
 114                                 }
 115                                 else {
 116                                         _flags &= ~StorePermissionFlags.EnumerateStores;
 117                                 }
 118                         }
 119                 }
 120
 121                 public bool OpenStore {
 122                         get { return ((_flags & StorePermissionFlags.OpenStore) != 0); }
 123                         set {
 124                                 if (value) {
 125                                         _flags |= StorePermissionFlags.OpenStore;
 126                                 }
 127                                 else {
 128                                         _flags &= ~StorePermissionFlags.OpenStore;
 129                                 }
 130                         }
 131                 }
 132
 133                 public bool RemoveFromStore {
 134                         get { return ((_flags & StorePermissionFlags.RemoveFromStore) != 0); }
 135                         set {
 136                                 if (value) {
 137                                         _flags |= StorePermissionFlags.RemoveFromStore;
 138                                 }
 139                                 else {
 140                                         _flags &= ~StorePermissionFlags.RemoveFromStore;
 141                                 }
 142                         }
 143                 }
 144
 145
 146                 public override IPermission CreatePermission ()
 147                 {
 148                         StorePermission perm = null;
 149                         if (this.Unrestricted)
 150                                 perm = new StorePermission (PermissionState.Unrestricted);
 151                         else
 152                                 perm = new StorePermission (_flags);
 153                         return perm;
 154                 }
 155         }
 156 }
 157