mcs/class/System/Mono.Btls/MonoBtlsX509Crl.cs

   1 //
   2 // MonoBtlsX509Crl.cs
   3 //
   4 // Author:
   5 //       Martin Baulig <martin.baulig@xamarin.com>
   6 //
   7 // Copyright (c) 2016 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
  27 using System;
  28 using System.IO;
  29 using System.Text;
  30 using System.Threading;
  31 using System.Runtime.CompilerServices;
  32 using System.Runtime.InteropServices;
  33 using System.Security.Cryptography.X509Certificates;
  34 using System.Security.Cryptography;
  35
  36 namespace Mono.Btls
  37 {
  38         class MonoBtlsX509Crl : MonoBtlsObject
  39         {
  40                 internal class BoringX509CrlHandle : MonoBtlsHandle
  41                 {
  42                         public BoringX509CrlHandle (IntPtr handle)
  43                                 : base (handle, true)
  44                         {
  45                         }
  46
  47                         protected override bool ReleaseHandle ()
  48                         {
  49                                 if (handle != IntPtr.Zero)
  50                                         mono_btls_x509_crl_free (handle);
  51                                 return true;
  52                         }
  53
  54                         public IntPtr StealHandle ()
  55                         {
  56                                 var retval = Interlocked.Exchange (ref handle, IntPtr.Zero);
  57                                 return retval;
  58                         }
  59                 }
  60
  61                 new internal BoringX509CrlHandle Handle {
  62                         get { return (BoringX509CrlHandle)base.Handle; }
  63                 }
  64
  65                 internal MonoBtlsX509Crl (BoringX509CrlHandle handle)
  66                         : base (handle)
  67                 {
  68                 }
  69
  70                 [MethodImpl (MethodImplOptions.InternalCall)]
  71                 extern static IntPtr mono_btls_x509_crl_ref (IntPtr handle);
  72
  73                 [MethodImpl (MethodImplOptions.InternalCall)]
  74                 extern static void mono_btls_x509_crl_test (IntPtr handle);
  75
  76                 [MethodImpl (MethodImplOptions.InternalCall)]
  77                 extern static IntPtr mono_btls_x509_crl_from_data (IntPtr data, int len, MonoBtlsX509Format format);
  78
  79                 [MethodImpl (MethodImplOptions.InternalCall)]
  80                 extern static IntPtr mono_btls_x509_crl_get_by_cert (IntPtr handle, IntPtr x509);
  81
  82                 [MethodImpl (MethodImplOptions.InternalCall)]
  83                 unsafe extern static IntPtr mono_btls_x509_crl_get_by_serial (IntPtr handle, void *serial, int len);
  84
  85                 [MethodImpl (MethodImplOptions.InternalCall)]
  86                 extern static int mono_btls_x509_crl_get_revoked_count (IntPtr handle);
  87
  88                 [MethodImpl (MethodImplOptions.InternalCall)]
  89                 extern static IntPtr mono_btls_x509_crl_get_revoked (IntPtr handle, int index);
  90
  91                 [MethodImpl (MethodImplOptions.InternalCall)]
  92                 extern static long mono_btls_x509_crl_get_last_update (IntPtr handle);
  93
  94                 [MethodImpl (MethodImplOptions.InternalCall)]
  95                 extern static long mono_btls_x509_crl_get_next_update (IntPtr handle);
  96
  97                 [MethodImpl (MethodImplOptions.InternalCall)]
  98                 extern static long mono_btls_x509_crl_get_version (IntPtr handle);
  99
 100                 [MethodImpl (MethodImplOptions.InternalCall)]
 101                 extern static IntPtr mono_btls_x509_crl_get_issuer (IntPtr handle);
 102
 103                 [MethodImpl (MethodImplOptions.InternalCall)]
 104                 extern static void mono_btls_x509_crl_free (IntPtr handle);
 105
 106                 public static MonoBtlsX509Crl LoadFromData (byte[] buffer, MonoBtlsX509Format format)
 107                 {
 108                         var data = Marshal.AllocHGlobal (buffer.Length);
 109                         if (data == IntPtr.Zero)
 110                                 throw new OutOfMemoryException ();
 111
 112                         try {
 113                                 Marshal.Copy (buffer, 0, data, buffer.Length);
 114                                 var crl = mono_btls_x509_crl_from_data (data, buffer.Length, format);
 115                                 if (crl == IntPtr.Zero)
 116                                         throw new MonoBtlsException ("Failed to read CRL from data.");
 117
 118                                 return new MonoBtlsX509Crl (new BoringX509CrlHandle (crl));
 119                         } finally {
 120                                 Marshal.FreeHGlobal (data);
 121                         }
 122                 }
 123
 124                 public MonoBtlsX509Revoked GetByCert (MonoBtlsX509 x509)
 125                 {
 126                         var revoked = mono_btls_x509_crl_get_by_cert (
 127                                 Handle.DangerousGetHandle (),
 128                                 x509.Handle.DangerousGetHandle ());
 129                         if (revoked == IntPtr.Zero)
 130                                 return null;
 131                         return new MonoBtlsX509Revoked (new MonoBtlsX509Revoked.BoringX509RevokedHandle (revoked));
 132                 }
 133
 134                 public unsafe MonoBtlsX509Revoked GetBySerial (byte[] serial)
 135                 {
 136                         fixed (void *ptr = serial)
 137                         {
 138                                 var revoked = mono_btls_x509_crl_get_by_serial (
 139                                         Handle.DangerousGetHandle (), ptr, serial.Length);
 140                                 if (revoked == IntPtr.Zero)
 141                                         return null;
 142                                 return new MonoBtlsX509Revoked (new MonoBtlsX509Revoked.BoringX509RevokedHandle (revoked));
 143                         }
 144                 }
 145
 146                 public int GetRevokedCount ()
 147                 {
 148                         return mono_btls_x509_crl_get_revoked_count (Handle.DangerousGetHandle ());
 149                 }
 150
 151                 public MonoBtlsX509Revoked GetRevoked (int index)
 152                 {
 153                         if (index >= GetRevokedCount ())
 154                                 throw new ArgumentOutOfRangeException ();
 155
 156                         var revoked = mono_btls_x509_crl_get_revoked (
 157                                 Handle.DangerousGetHandle (), index);
 158                         if (revoked == IntPtr.Zero)
 159                                 return null;
 160                         return new MonoBtlsX509Revoked (new MonoBtlsX509Revoked.BoringX509RevokedHandle (revoked));
 161                 }
 162
 163                 public DateTime GetLastUpdate ()
 164                 {
 165                         var ticks = mono_btls_x509_crl_get_last_update (Handle.DangerousGetHandle ());
 166                         return new DateTime (1970, 1, 1).AddSeconds (ticks);
 167                 }
 168
 169                 public DateTime GetNextUpdate ()
 170                 {
 171                         var ticks = mono_btls_x509_crl_get_next_update (Handle.DangerousGetHandle ());
 172                         return new DateTime (1970, 1, 1).AddSeconds (ticks);
 173                 }
 174
 175                 public long GetVersion ()
 176                 {
 177                         return mono_btls_x509_crl_get_version (Handle.DangerousGetHandle ());
 178                 }
 179
 180                 public MonoBtlsX509Name GetIssuerName ()
 181                 {
 182                         var handle = mono_btls_x509_crl_get_issuer (Handle.DangerousGetHandle ());
 183                         CheckError (handle != IntPtr.Zero);
 184                         return new MonoBtlsX509Name (new MonoBtlsX509Name.BoringX509NameHandle (handle, false));
 185                 }
 186         }
 187 }
 188 #endif