mcs/class/Mono.Security/Mono.Security.X509/X509CertificateCollection.cs

   1 //
   2 // Based on System.Security.Cryptography.X509Certificates.X509CertificateCollection
   3 //      in System assembly
   4 //
   5 // Authors:
   6 //      Lawrence Pit (loz@cable.a2000.nl)
   7 //      Sebastien Pouliot <sebastien@ximian.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.Collections;
  33
  34 namespace Mono.Security.X509 {
  35
  36         [Serializable]
  37 #if INSIDE_CORLIB
  38         internal
  39 #else
  40         public
  41 #endif
  42         class X509CertificateCollection : CollectionBase, IEnumerable {
  43
  44                 public X509CertificateCollection ()
  45                 {
  46                 }
  47
  48                 public X509CertificateCollection (X509Certificate [] value)
  49                 {
  50                         AddRange (value);
  51                 }
  52
  53                 public X509CertificateCollection (X509CertificateCollection value)
  54                 {
  55                         AddRange (value);
  56                 }
  57
  58                 // Properties
  59
  60                 public X509Certificate this [int index] {
  61                         get { return (X509Certificate) InnerList [index]; }
  62                         set { InnerList [index] = value; }
  63                 }
  64
  65                 // Methods
  66
  67                 public int Add (X509Certificate value)
  68                 {
  69                         if (value == null)
  70                                 throw new ArgumentNullException ("value");
  71
  72                         return InnerList.Add (value);
  73                 }
  74
  75                 public void AddRange (X509Certificate [] value)
  76                 {
  77                         if (value == null)
  78                                 throw new ArgumentNullException ("value");
  79
  80                         for (int i = 0; i < value.Length; i++)
  81                                 InnerList.Add (value [i]);
  82                 }
  83
  84                 public void AddRange (X509CertificateCollection value)
  85                 {
  86                         if (value == null)
  87                                 throw new ArgumentNullException ("value");
  88
  89                         for (int i = 0; i < value.InnerList.Count; i++)
  90                                 InnerList.Add (value [i]);
  91                 }
  92
  93                 public bool Contains (X509Certificate value)
  94                 {
  95                         return (IndexOf (value) != -1);
  96                 }
  97
  98                 public void CopyTo (X509Certificate[] array, int index)
  99                 {
 100                         InnerList.CopyTo (array, index);
 101                 }
 102
 103                 public new X509CertificateEnumerator GetEnumerator ()
 104                 {
 105                         return new X509CertificateEnumerator (this);
 106                 }
 107
 108                 IEnumerator IEnumerable.GetEnumerator ()
 109                 {
 110                         return InnerList.GetEnumerator ();
 111                 }
 112
 113                 public override int GetHashCode ()
 114                 {
 115                         return InnerList.GetHashCode ();
 116                 }
 117
 118                 public int IndexOf (X509Certificate value)
 119                 {
 120                         if (value == null)
 121                                 throw new ArgumentNullException ("value");
 122
 123                         byte[] hash = value.Hash;
 124                         for (int i=0; i < InnerList.Count; i++) {
 125                                 X509Certificate x509 = (X509Certificate) InnerList [i];
 126                                 if (Compare (x509.Hash, hash))
 127                                         return i;
 128                         }
 129                         return -1;
 130                 }
 131
 132                 public void Insert (int index, X509Certificate value)
 133                 {
 134                         InnerList.Insert (index, value);
 135                 }
 136
 137                 public void Remove (X509Certificate value)
 138                 {
 139                         InnerList.Remove (value);
 140                 }
 141
 142                 // private stuff
 143
 144                 private bool Compare (byte[] array1, byte[] array2)
 145                 {
 146                         if ((array1 == null) && (array2 == null))
 147                                 return true;
 148                         if ((array1 == null) || (array2 == null))
 149                                 return false;
 150                         if (array1.Length != array2.Length)
 151                                 return false;
 152                         for (int i=0; i < array1.Length; i++) {
 153                                 if (array1 [i] != array2 [i])
 154                                         return false;
 155                         }
 156                         return true;
 157                 }
 158
 159                 // Inner Class
 160
 161                 public class X509CertificateEnumerator : IEnumerator {
 162
 163                         private IEnumerator enumerator;
 164
 165                         // Constructors
 166
 167                         public X509CertificateEnumerator (X509CertificateCollection mappings)
 168                         {
 169                                 enumerator = ((IEnumerable) mappings).GetEnumerator ();
 170                         }
 171
 172                         // Properties
 173
 174                         public X509Certificate Current {
 175                                 get { return (X509Certificate) enumerator.Current; }
 176                         }
 177
 178                         object IEnumerator.Current {
 179                                 get { return enumerator.Current; }
 180                         }
 181
 182                         // Methods
 183
 184                         bool IEnumerator.MoveNext ()
 185                         {
 186                                 return enumerator.MoveNext ();
 187                         }
 188
 189                         void IEnumerator.Reset ()
 190                         {
 191                                 enumerator.Reset ();
 192                         }
 193
 194                         public bool MoveNext ()
 195                         {
 196                                 return enumerator.MoveNext ();
 197                         }
 198
 199                         public void Reset ()
 200                         {
 201                                 enumerator.Reset ();
 202                         }
 203                 }
 204         }
 205 }