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 // (C) 2004 Novell (http://www.novell.com)
   9 //
  10
  11 //
  12 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
  13 //
  14 // Permission is hereby granted, free of charge, to any person obtaining
  15 // a copy of this software and associated documentation files (the
  16 // "Software"), to deal in the Software without restriction, including
  17 // without limitation the rights to use, copy, modify, merge, publish,
  18 // distribute, sublicense, and/or sell copies of the Software, and to
  19 // permit persons to whom the Software is furnished to do so, subject to
  20 // the following conditions:
  21 //
  22 // The above copyright notice and this permission notice shall be
  23 // included in all copies or substantial portions of the Software.
  24 //
  25 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  26 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  27 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  28 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  29 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  30 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  31 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  32 //
  33
  34 using System;
  35 using System.Security.Cryptography.X509Certificates;
  36
  37 using Mono.Security.Cryptography;
  38
  39 namespace System.Security.Permissions {
  40
  41         [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class |
  42                          AttributeTargets.Struct | AttributeTargets.Constructor |
  43                          AttributeTargets.Method, AllowMultiple=true, Inherited=false)]
  44         [Serializable]
  45         public sealed class PublisherIdentityPermissionAttribute : CodeAccessSecurityAttribute {
  46
  47                 private string certFile;
  48                 private string signedFile;
  49                 private string x509data;
  50
  51                 public PublisherIdentityPermissionAttribute (SecurityAction action) : base (action) {}
  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                                 throw new ArgumentException ("Unsupported PermissionState.Unrestricted");
  74
  75                         X509Certificate x509 = null;
  76                         if (x509data != null) {
  77                                 byte[] rawcert = CryptoConvert.FromHex (x509data);
  78                                 x509 = new X509Certificate (rawcert);
  79                                 return new PublisherIdentityPermission (x509);
  80                         }
  81                         if (certFile != null) {
  82                                 x509 = System.Security.Cryptography.X509Certificates.X509Certificate.CreateFromCertFile (certFile);
  83                                 return new PublisherIdentityPermission (x509);
  84                         }
  85                         if (signedFile != null) {
  86                                 x509 = System.Security.Cryptography.X509Certificates.X509Certificate.CreateFromSignedFile (signedFile);
  87                                 return new PublisherIdentityPermission (x509);
  88                         }
  89                         return new PublisherIdentityPermission (PermissionState.None);
  90                 }
  91         }
  92 }