mcs/class/System/System.Net.NetworkInformation/NetworkInformationPermissionAttribute.cs

   1 //
   2 // System.Net.NetworkInformation.NetworkInformationPermissionAttribute
   3 //
   4 // Author:
   5 //      Gonzalo Paniagua Javier (gonzalo@novell.com)
   6 //
   7 // Copyright (c) 2006 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 using System;
  29 using System.Security;
  30 using System.Security.Permissions;
  31
  32 namespace System.Net.NetworkInformation {
  33         [Serializable]
  34         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Struct | AttributeTargets.Constructor | AttributeTargets.Method, AllowMultiple = true, Inherited = false)]
  35         public sealed class NetworkInformationPermissionAttribute : System.Security.Permissions.CodeAccessSecurityAttribute {
  36                 string access;
  37
  38                 public NetworkInformationPermissionAttribute (SecurityAction action)
  39                         : base (action)
  40                 {
  41                 }
  42
  43                 [MonoTODO ("verify implementation")]
  44                 public override IPermission CreatePermission ()
  45                 {
  46                         NetworkInformationAccess a = NetworkInformationAccess.None;
  47                         switch (Access) {
  48                         case "Read":
  49                                 a = NetworkInformationAccess.Read;
  50                                 break;
  51                         case "Full":
  52                                 a = NetworkInformationAccess.Read | NetworkInformationAccess.Ping;
  53                                 break;
  54                         }
  55                         return new NetworkInformationPermission (a);
  56                 }
  57
  58                 public string Access {
  59                         get { return access; }
  60                         set {
  61                                 switch (access) {
  62                                 case "Read":
  63                                 case "Full":
  64                                 case "None":
  65                                         break;
  66                                 default:
  67                                         throw new ArgumentException ("Only 'Read', 'Full' and 'None' are allowed");
  68                                 }
  69                                 access = value;
  70                         }
  71                 }
  72         }
  73 }
  74