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 #if NET_2_0
  29 using System;
  30 using System.Security;
  31 using System.Security.Permissions;
  32
  33 namespace System.Net.NetworkInformation {
  34         [Serializable]
  35         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Struct | AttributeTargets.Constructor | AttributeTargets.Method, AllowMultiple = true, Inherited = false)]
  36         public sealed class NetworkInformationPermissionAttribute : System.Security.Permissions.CodeAccessSecurityAttribute {
  37                 string access;
  38
  39                 public NetworkInformationPermissionAttribute (SecurityAction action)
  40                         : base (action)
  41                 {
  42                 }
  43
  44                 [MonoTODO ("verify implementation")]
  45                 public override IPermission CreatePermission ()
  46                 {
  47                         NetworkInformationAccess a = NetworkInformationAccess.None;
  48                         switch (Access) {
  49                         case "Read":
  50                                 a = NetworkInformationAccess.Read;
  51                                 break;
  52                         case "Full":
  53                                 a = NetworkInformationAccess.Read | NetworkInformationAccess.Ping;
  54                                 break;
  55                         }
  56                         return new NetworkInformationPermission (a);
  57                 }
  58
  59                 public string Access {
  60                         get { return access; }
  61                         set {
  62                                 switch (access) {
  63                                 case "Read":
  64                                 case "Full":
  65                                 case "None":
  66                                         break;
  67                                 default:
  68                                         throw new ArgumentException ("Only 'Read', 'Full' and 'None' are allowed");
  69                                 }
  70                                 access = value;
  71                         }
  72                 }
  73         }
  74 }
  75 #endif
  76