mcs/class/System/Mono.Btls/MonoBtlsX509Chain.cs

   1 //
   2 // MonoBtlsX509Chain.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.Security.Cryptography.X509Certificates;
  30 using System.Runtime.CompilerServices;
  31 using System.Runtime.InteropServices;
  32
  33 namespace Mono.Btls
  34 {
  35         class MonoBtlsX509Chain : MonoBtlsObject
  36         {
  37                 internal class BoringX509ChainHandle : MonoBtlsHandle
  38                 {
  39                         public BoringX509ChainHandle (IntPtr handle)
  40                                 : base (handle, true)
  41                         {
  42                         }
  43
  44                         protected override bool ReleaseHandle ()
  45                         {
  46                                 mono_btls_x509_chain_free (handle);
  47                                 return true;
  48                         }
  49                 }
  50
  51                 new internal BoringX509ChainHandle Handle {
  52                         get { return (BoringX509ChainHandle)base.Handle; }
  53                 }
  54
  55                 [DllImport (BTLS_DYLIB)]
  56                 extern static IntPtr mono_btls_x509_chain_new ();
  57
  58                 [DllImport (BTLS_DYLIB)]
  59                 extern static int mono_btls_x509_chain_get_count (IntPtr handle);
  60
  61                 [DllImport (BTLS_DYLIB)]
  62                 extern static IntPtr mono_btls_x509_chain_get_cert (IntPtr Handle, int index);
  63
  64                 [DllImport (BTLS_DYLIB)]
  65                 extern static int mono_btls_x509_chain_add_cert (IntPtr chain, IntPtr x509);
  66
  67                 [DllImport (BTLS_DYLIB)]
  68                 extern static IntPtr mono_btls_x509_chain_up_ref (IntPtr handle);
  69
  70                 [DllImport (BTLS_DYLIB)]
  71                 extern static void mono_btls_x509_chain_free (IntPtr handle);
  72
  73                 public MonoBtlsX509Chain ()
  74                         : base (new BoringX509ChainHandle (mono_btls_x509_chain_new ()))
  75                 {
  76                 }
  77
  78                 internal MonoBtlsX509Chain (BoringX509ChainHandle handle)
  79                         : base (handle)
  80                 {
  81                 }
  82
  83                 public int Count {
  84                         get { return mono_btls_x509_chain_get_count (Handle.DangerousGetHandle ()); }
  85                 }
  86
  87                 public MonoBtlsX509 GetCertificate (int index)
  88                 {
  89                         if (index >= Count)
  90                                 throw new IndexOutOfRangeException ();
  91                         var handle = mono_btls_x509_chain_get_cert (
  92                                 Handle.DangerousGetHandle (), index);
  93                         CheckError (handle != IntPtr.Zero);
  94                         return new MonoBtlsX509 (new MonoBtlsX509.BoringX509Handle (handle));
  95                 }
  96
  97                 public void Dump ()
  98                 {
  99                         Console.Error.WriteLine ("CHAIN: {0:x} {1}", Handle, Count);
 100                         for (int i = 0; i < Count; i++) {
 101                                 using (var cert = GetCertificate (i)) {
 102                                         Console.Error.WriteLine ("  CERT #{0}: {1}", i, cert.GetSubjectNameString ());
 103                                 }
 104                         }
 105                 }
 106
 107                 public void AddCertificate (MonoBtlsX509 x509)
 108                 {
 109                         mono_btls_x509_chain_add_cert (
 110                                 Handle.DangerousGetHandle (),
 111                                 x509.Handle.DangerousGetHandle ());
 112                 }
 113
 114                 internal MonoBtlsX509Chain Copy ()
 115                 {
 116                         var copy = mono_btls_x509_chain_up_ref (Handle.DangerousGetHandle ());
 117                         CheckError (copy != IntPtr.Zero);
 118                         return new MonoBtlsX509Chain (new BoringX509ChainHandle (copy));
 119                 }
 120         }
 121 }
 122 #endif