class/corlib/System.Security.AccessControl/AccessRule.cs

   1 //
   2 // System.Security.AccessControl.AccessRule implementation
   3 //
   4 // Author:
   5 //      Dick Porter  <dick@ximian.com>
   6 //
   7 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System.Security.Principal;
  30
  31 namespace System.Security.AccessControl {
  32         public abstract class AccessRule : AuthorizationRule
  33         {
  34                 AccessControlType type;
  35
  36                 protected AccessRule (IdentityReference identity,
  37                                       int accessMask,
  38                                       bool isInherited,
  39                                       InheritanceFlags inheritanceFlags,
  40                                       PropagationFlags propagationFlags,
  41                                       AccessControlType type)
  42                         : base (identity, accessMask, isInherited,
  43                                 inheritanceFlags, propagationFlags)
  44                 {
  45                         if (!(identity is SecurityIdentifier)) {
  46                                 throw new ArgumentException ("identity");
  47                         }
  48                         if (type < AccessControlType.Allow ||
  49                             type > AccessControlType.Deny) {
  50                                 throw new ArgumentException ("type");
  51                         }
  52
  53
  54                         if (accessMask == 0) {
  55                                 /* FIXME: check inheritance and
  56                                  * propagation flags too
  57                                  */
  58                                 throw new ArgumentOutOfRangeException ();
  59                         }
  60
  61                         this.type = type;
  62                 }
  63
  64                 public AccessControlType AccessControlType
  65                 {
  66                         get {
  67                                 return(type);
  68                         }
  69                 }
  70         }
  71 }
  72