mcs/class/System/Mono.Btls/MonoBtlsPkcs12.cs

   1 //
   2 // MonoBtlsPkcs12.cs
   3 //
   4 // Author:
   5 //       Martin Baulig <martin.baulig@xamarin.com>
   6 //
   7 // Copyright (c) 2015 Xamarin Inc. (http://www.xamarin.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining a copy
  10 // of this software and associated documentation files (the "Software"), to deal
  11 // in the Software without restriction, including without limitation the rights
  12 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13 // copies of the Software, and to permit persons to whom the Software is
  14 // furnished to do so, subject to the following conditions:
  15 //
  16 // The above copyright notice and this permission notice shall be included in
  17 // all copies or substantial portions of the Software.
  18 //
  19 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  25 // THE SOFTWARE.
  26 #if SECURITY_DEP && MONO_FEATURE_BTLS
  27 using System;
  28 using System.IO;
  29 using System.Security.Cryptography.X509Certificates;
  30 using System.Runtime.CompilerServices;
  31 using System.Runtime.InteropServices;
  32 using Microsoft.Win32.SafeHandles;
  33
  34 namespace Mono.Btls
  35 {
  36         class MonoBtlsPkcs12 : MonoBtlsObject
  37         {
  38                 internal class BoringPkcs12Handle : MonoBtlsHandle
  39                 {
  40                         public BoringPkcs12Handle (IntPtr handle)
  41                                 : base (handle, true)
  42                         {
  43                         }
  44
  45                         protected override bool ReleaseHandle ()
  46                         {
  47                                 mono_btls_pkcs12_free (handle);
  48                                 return true;
  49                         }
  50                 }
  51
  52                 new internal BoringPkcs12Handle Handle {
  53                         get { return (BoringPkcs12Handle)base.Handle; }
  54                 }
  55
  56                 [DllImport (BTLS_DYLIB)]
  57                 extern static void mono_btls_pkcs12_free (IntPtr handle);
  58
  59                 [DllImport (BTLS_DYLIB)]
  60                 extern static IntPtr mono_btls_pkcs12_new ();
  61
  62                 [DllImport (BTLS_DYLIB)]
  63                 extern static int mono_btls_pkcs12_get_count (IntPtr handle);
  64
  65                 [DllImport (BTLS_DYLIB)]
  66                 extern static IntPtr mono_btls_pkcs12_get_cert (IntPtr Handle, int index);
  67
  68                 [DllImport (BTLS_DYLIB)]
  69                 extern static int mono_btls_pkcs12_add_cert (IntPtr chain, IntPtr x509);
  70
  71                 [DllImport (BTLS_DYLIB)]
  72                 extern unsafe static int mono_btls_pkcs12_import (IntPtr chain, void* data, int len, SafePasswordHandle password);
  73
  74                 [DllImport (BTLS_DYLIB)]
  75                 extern static int mono_btls_pkcs12_has_private_key (IntPtr pkcs12);
  76
  77                 [DllImport (BTLS_DYLIB)]
  78                 extern static IntPtr mono_btls_pkcs12_get_private_key (IntPtr pkcs12);
  79
  80                 internal MonoBtlsPkcs12 ()
  81                         : base (new BoringPkcs12Handle (mono_btls_pkcs12_new ()))
  82                 {
  83                 }
  84
  85                 internal MonoBtlsPkcs12 (BoringPkcs12Handle handle)
  86                         : base (handle)
  87                 {
  88                 }
  89
  90                 MonoBtlsKey privateKey;
  91
  92                 public int Count {
  93                         get { return mono_btls_pkcs12_get_count (Handle.DangerousGetHandle ()); }
  94                 }
  95
  96                 public MonoBtlsX509 GetCertificate (int index)
  97                 {
  98                         if (index >= Count)
  99                                 throw new IndexOutOfRangeException ();
 100                         var handle = mono_btls_pkcs12_get_cert (Handle.DangerousGetHandle (), index);
 101                         CheckError (handle != IntPtr.Zero);
 102                         return new MonoBtlsX509 (new MonoBtlsX509.BoringX509Handle (handle));
 103                 }
 104
 105                 public void AddCertificate (MonoBtlsX509 x509)
 106                 {
 107                         mono_btls_pkcs12_add_cert (
 108                                 Handle.DangerousGetHandle (),
 109                                 x509.Handle.DangerousGetHandle ());
 110                 }
 111
 112                 public unsafe void Import (byte[] buffer, SafePasswordHandle password)
 113                 {
 114                         fixed (void* ptr = buffer) {
 115                                 var ret = mono_btls_pkcs12_import (
 116                                         Handle.DangerousGetHandle (), ptr, buffer.Length, password);
 117                                 CheckError (ret);
 118                         }
 119                 }
 120
 121                 public bool HasPrivateKey {
 122                         get { return mono_btls_pkcs12_has_private_key (Handle.DangerousGetHandle ()) != 0; }
 123                 }
 124
 125                 public MonoBtlsKey GetPrivateKey ()
 126                 {
 127                         if (!HasPrivateKey)
 128                                 throw new InvalidOperationException ();
 129                         if (privateKey == null) {
 130                                 var handle = mono_btls_pkcs12_get_private_key (Handle.DangerousGetHandle ());
 131                                 CheckError (handle != IntPtr.Zero);
 132                                 privateKey = new MonoBtlsKey (new MonoBtlsKey.BoringKeyHandle (handle));
 133                         }
 134                         return privateKey;
 135                 }
 136         }
 137 }
 138 #endif