mcs/class/Mono.Security/Mono.Security.X509.Stores/FileCertificateStore.cs

   1 //
   2 // FileCertificateStore.cs: Handles a file-based certificate store.
   3 //
   4 // Author:
   5 //      Sebastien Pouliot (spouliot@motus.com)
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.IO;
  33
  34 using Mono.Security.Authenticode;
  35 using Mono.Security.X509;
  36 using Mono.Security.X509.Stores;
  37
  38 namespace Mono.Security.X509.Stores {
  39
  40         public class FileCertificateStore : ICertificateStore {
  41
  42                 private string _name;
  43                 private string _location;
  44                 private bool _readOnly;
  45                 private bool _createIfRequired;
  46                 private bool _includeArchives;
  47                 private bool _saveOnClose;
  48                 private SoftwarePublisherCertificate _spc;
  49
  50                 public FileCertificateStore ()
  51                 {
  52                         _readOnly = true;
  53                         _includeArchives = false;
  54                         _createIfRequired = true;
  55                 }
  56
  57                 // properties
  58
  59                 public X509CertificateCollection Certificates {
  60                         get {
  61                                 if (_spc != null)
  62                                         return _spc.Certificates;
  63                                 return null;
  64                         }
  65                 }
  66
  67                 public IntPtr Handle {
  68                         get { return (IntPtr) 0; }
  69                 }
  70
  71                 // methods
  72
  73                 public void Open (string name, string location, bool readOnly, bool createIfNonExisting, bool includeArchives)
  74                 {
  75                         _name = name;
  76                         _location = _location;
  77                         _readOnly = readOnly;
  78                         _createIfRequired = createIfNonExisting;
  79                         _includeArchives = includeArchives;
  80                         _saveOnClose = false;
  81
  82                         if (File.Exists (_name)) {
  83                                 _spc = SoftwarePublisherCertificate.CreateFromFile (_name);
  84                         }
  85                         else if (_createIfRequired) {
  86                                 _spc = new SoftwarePublisherCertificate ();
  87                                 _saveOnClose = true;
  88                         }
  89                 }
  90
  91                 public void Close ()
  92                 {
  93                         if (_saveOnClose) {
  94                                 byte[] store = _spc.GetBytes ();
  95                                 using (FileStream fs = File.OpenWrite (_name)) {
  96                                         fs.Write (store, 0, store.Length);
  97                                         fs.Close ();
  98                                 }
  99                         }
 100                 }
 101
 102                 public void Add (X509Certificate certificate)
 103                 {
 104                         if ((!_readOnly) && (_spc != null)) {
 105                                 _spc.Certificates.Add (certificate);
 106                                 _saveOnClose = true;
 107                         }
 108                 }
 109
 110                 public void Remove (X509Certificate certificate)
 111                 {
 112                         if ((!_readOnly) && (_spc != null)) {
 113                                 _spc.Certificates.Remove (certificate);
 114                                 _saveOnClose = true;
 115                         }
 116                 }
 117         }
 118 }