mcs/class/System/System.Security.Cryptography.X509Certificates/X509Store.cs

   1 //
   2 // System.Security.Cryptography.X509Certificates.X509Store class
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // (C) 2003 Motus Technologies Inc. (http://www.motus.com)
   8 // Copyright (C) 2004-2006 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 #if SECURITY_DEP
  31
  32 using System.Security.Permissions;
  33 using MX = Mono.Security.X509;
  34
  35 namespace System.Security.Cryptography.X509Certificates {
  36
  37         public sealed class X509Store {
  38
  39                 private string _name;
  40                 private StoreLocation _location;
  41                 private X509Certificate2Collection list;
  42                 private OpenFlags _flags;
  43                 private MX.X509Store store;
  44
  45                 // constructors
  46
  47                 // BUG: MY when using this constructor - My when using StoreName.My
  48                 public X509Store ()
  49                         : this ("MY", StoreLocation.CurrentUser)
  50                 {
  51                 }
  52
  53                 public X509Store (string storeName)
  54                         : this (storeName, StoreLocation.CurrentUser)
  55                 {
  56                 }
  57
  58                 public X509Store (StoreName storeName)
  59                         : this (storeName, StoreLocation.CurrentUser)
  60                 {
  61                 }
  62
  63                 public X509Store (StoreLocation storeLocation)
  64                         : this ("MY", storeLocation)
  65                 {
  66                 }
  67
  68                 public X509Store (StoreName storeName, StoreLocation storeLocation)
  69                 {
  70                         if ((storeName < StoreName.AddressBook) || (storeName > StoreName.TrustedPublisher))
  71                                 throw new ArgumentException ("storeName");
  72                         if ((storeLocation < StoreLocation.CurrentUser) || (storeLocation > StoreLocation.LocalMachine))
  73                                 throw new ArgumentException ("storeLocation");
  74
  75                         switch (storeName) {
  76                         case StoreName.CertificateAuthority:
  77                                 _name = "CA";
  78                                 break;
  79                         default:
  80                                 _name = storeName.ToString ();
  81                                 break;
  82                         }
  83                         _location = storeLocation;
  84                 }
  85
  86                 [MonoTODO ("Mono's stores are fully managed. All handles are invalid.")]
  87                 [SecurityPermission (SecurityAction.LinkDemand, UnmanagedCode=true)]
  88                 public X509Store (IntPtr storeHandle)
  89                 {
  90                         if (storeHandle == IntPtr.Zero)
  91                                 throw new ArgumentNullException ("storeHandle");
  92                         throw new CryptographicException ("Invalid handle.");
  93                 }
  94
  95                 public X509Store (string storeName, StoreLocation storeLocation)
  96                 {
  97                         if ((storeLocation < StoreLocation.CurrentUser) || (storeLocation > StoreLocation.LocalMachine))
  98                                 throw new ArgumentException ("storeLocation");
  99
 100                         _name = storeName;
 101                         _location = storeLocation;
 102                 }
 103
 104                 // properties
 105
 106                 public X509Certificate2Collection Certificates {
 107                         get {
 108                                 if (list == null)
 109                                         list = new X509Certificate2Collection ();
 110                                 else if (store == null)
 111                                         list.Clear ();
 112
 113                                 return list;
 114                         }
 115                 }
 116
 117                 public StoreLocation Location {
 118                         get { return _location; }
 119                 }
 120
 121                 public string Name {
 122                         get { return _name; }
 123                 }
 124
 125                 private MX.X509Stores Factory {
 126                         get {
 127                                 if (_location == StoreLocation.CurrentUser)
 128                                         return MX.X509StoreManager.CurrentUser;
 129                                 else
 130                                         return MX.X509StoreManager.LocalMachine;
 131                         }
 132                 }
 133
 134                 private bool IsOpen {
 135                         get { return (store != null); }
 136                 }
 137
 138                 private bool IsReadOnly {
 139                         get { return ((_flags & OpenFlags.ReadWrite) == OpenFlags.ReadOnly); }
 140                 }
 141
 142                 internal MX.X509Store Store {
 143                         get { return store; }
 144                 }
 145
 146                 [MonoTODO ("Mono's stores are fully managed. Always returns IntPtr.Zero.")]
 147                 public IntPtr StoreHandle {
 148                         get { return IntPtr.Zero; }
 149                 }
 150
 151                 // methods
 152
 153                 public void Add (X509Certificate2 certificate)
 154                 {
 155                         if (certificate == null)
 156                                 throw new ArgumentNullException ("certificate");
 157                         if (!IsOpen)
 158                                 throw new CryptographicException (Locale.GetText ("Store isn't opened."));
 159                         if (IsReadOnly)
 160                                 throw new CryptographicException (Locale.GetText ("Store is read-only."));
 161
 162                         if (!Exists (certificate)) {
 163                                 try {
 164                                         store.Import (new MX.X509Certificate (certificate.RawData));
 165                                 }
 166                                 finally {
 167                                         Certificates.Add (certificate);
 168                                 }
 169                         }
 170                 }
 171
 172                 [MonoTODO ("Method isn't transactional (like documented)")]
 173                 public void AddRange (X509Certificate2Collection certificates)
 174                 {
 175                         if (certificates == null)
 176                                 throw new ArgumentNullException ("certificates");
 177
 178                         if (certificates.Count == 0)
 179                                 return;
 180
 181                         if (!IsOpen)
 182                                 throw new CryptographicException (Locale.GetText ("Store isn't opened."));
 183                         if (IsReadOnly)
 184                                 throw new CryptographicException (Locale.GetText ("Store is read-only."));
 185
 186                         foreach (X509Certificate2 certificate in certificates) {
 187                                 if (!Exists (certificate)) {
 188                                         try {
 189                                                 store.Import (new MX.X509Certificate (certificate.RawData));
 190                                         }
 191                                         finally {
 192                                                 Certificates.Add (certificate);
 193                                         }
 194                                 }
 195                         }
 196                 }
 197
 198                 public void Close ()
 199                 {
 200                         store = null;
 201                         if (list != null)
 202                                 list.Clear ();
 203                 }
 204
 205                 public void Open (OpenFlags flags)
 206                 {
 207                         if (String.IsNullOrEmpty (_name))
 208                                 throw new CryptographicException (Locale.GetText ("Invalid store name (null or empty)."));
 209
 210                         /* keep existing Mono installations (pre 2.0) compatible with new stuff */
 211                         string name;
 212                         switch (_name) {
 213                         case "Root":
 214                                 name = "Trust";
 215                                 break;
 216                         default:
 217                                 name = _name;
 218                                 break;
 219                         }
 220
 221                         bool create = ((flags & OpenFlags.OpenExistingOnly) != OpenFlags.OpenExistingOnly);
 222                         store = Factory.Open (name, create);
 223                         if (store == null)
 224                                 throw new CryptographicException (Locale.GetText ("Store {0} doesn't exists.", _name));
 225                         _flags = flags;
 226
 227                         foreach (MX.X509Certificate x in store.Certificates) {
 228                                 var cert2 = new X509Certificate2 (x.RawData);
 229                                 cert2.PrivateKey = x.RSA;
 230                                 Certificates.Add (cert2);
 231                         }
 232                 }
 233
 234                 public void Remove (X509Certificate2 certificate)
 235                 {
 236                         if (certificate == null)
 237                                 throw new ArgumentNullException ("certificate");
 238                         if (!IsOpen)
 239                                 throw new CryptographicException (Locale.GetText ("Store isn't opened."));
 240
 241                         if (!Exists (certificate))
 242                                 return;
 243
 244                         if (IsReadOnly)
 245                                 throw new CryptographicException (Locale.GetText ("Store is read-only."));
 246
 247                         try {
 248                                 store.Remove (new MX.X509Certificate (certificate.RawData));
 249                         }
 250                         finally {
 251                                 Certificates.Remove (certificate);
 252                         }
 253                 }
 254
 255                 [MonoTODO ("Method isn't transactional (like documented)")]
 256                 public void RemoveRange (X509Certificate2Collection certificates)
 257                 {
 258                         if (certificates == null)
 259                                 throw new ArgumentNullException ("certificates");
 260
 261                         if (certificates.Count == 0)
 262                                 return;
 263
 264                         if (!IsOpen)
 265                                 throw new CryptographicException (Locale.GetText ("Store isn't opened."));
 266
 267                         bool delete = false;
 268                         foreach (X509Certificate2 certificate in certificates) {
 269                                 if (Exists (certificate))
 270                                         delete = true;
 271                         }
 272                         if (!delete)
 273                                 return;
 274
 275                         if (IsReadOnly)
 276                                 throw new CryptographicException (Locale.GetText ("Store is read-only."));
 277
 278                         try {
 279                                 foreach (X509Certificate2 certificate in certificates)
 280                                         store.Remove (new MX.X509Certificate (certificate.RawData));
 281                         }
 282                         finally {
 283                                 Certificates.RemoveRange (certificates);
 284                         }
 285                 }
 286
 287                 private bool Exists (X509Certificate2 certificate)
 288                 {
 289                         if ((store == null) || (list == null) || (certificate == null))
 290                                 return false;
 291
 292                         foreach (X509Certificate2 c in list) {
 293                                 if (certificate.Equals (c)) {
 294                                         return true;
 295                                 }
 296                         }
 297                         return false;
 298                 }
 299         }
 300 }
 301
 302 #endif