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

   1 //
   2 // System.Security.Permissions.PublisherIdentityPermissionAttribute.cs
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   8 // Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System.Runtime.InteropServices;
  31 using SSCX = System.Security.Cryptography.X509Certificates;
  32
  33 using Mono.Security.Cryptography;
  34
  35 namespace System.Security.Permissions {
  36
  37         [ComVisible (true)]
  38         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class |
  39                          AttributeTargets.Struct | AttributeTargets.Constructor |
  40                          AttributeTargets.Method, AllowMultiple=true, Inherited=false)]
  41         [Serializable]
  42         public sealed class PublisherIdentityPermissionAttribute : CodeAccessSecurityAttribute {
  43
  44                 private string certFile;
  45                 private string signedFile;
  46                 private string x509data;
  47
  48                 public PublisherIdentityPermissionAttribute (SecurityAction action)
  49                         : base (action)
  50                 {
  51                 }
  52
  53                 // If X509Certificate is set, this property is ignored.
  54                 public string CertFile {
  55                         get { return certFile; }
  56                         set { certFile = value; }
  57                 }
  58
  59                 // If either X509Certificate or CertFile is set, this property is ignored.
  60                 public string SignedFile {
  61                         get { return signedFile; }
  62                         set { signedFile = value; }
  63                 }
  64
  65                 public string X509Certificate {
  66                         get { return x509data; }
  67                         set { x509data = value; }
  68                 }
  69
  70                 public override IPermission CreatePermission ()
  71                 {
  72                         if (this.Unrestricted)
  73                                 return new PublisherIdentityPermission (PermissionState.Unrestricted);
  74
  75                         SSCX.X509Certificate x509 = null;
  76                         if (x509data != null) {
  77                                 byte[] rawcert = CryptoConvert.FromHex (x509data);
  78                                 x509 = new SSCX.X509Certificate (rawcert);
  79                                 return new PublisherIdentityPermission (x509);
  80                         }
  81                         if (certFile != null) {
  82                                 x509 = SSCX.X509Certificate.CreateFromCertFile (certFile);
  83                                 return new PublisherIdentityPermission (x509);
  84                         }
  85                         if (signedFile != null) {
  86                                 x509 = SSCX.X509Certificate.CreateFromSignedFile (signedFile);
  87                                 return new PublisherIdentityPermission (x509);
  88                         }
  89                         return new PublisherIdentityPermission (PermissionState.None);
  90                 }
  91         }
  92 }