mcs/class/corlib/System.Security.AccessControl/AuthorizationRule.cs

   1 //
   2 // System.Security.AccessControl.AuthorizationRule implementation
   3 //
   4 // Authors:
   5 //      Dick Porter  <dick@ximian.com>
   6 //      Atsushi Enomoto  <atsushi@ximian.com>
   7 //
   8 // Copyright (C) 2006-2007 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 using System.Security.Principal;
  31
  32 namespace System.Security.AccessControl {
  33         public abstract class AuthorizationRule
  34         {
  35                 IdentityReference identity;
  36                 int accessMask;
  37                 bool isInherited;
  38                 InheritanceFlags inheritanceFlags;
  39                 PropagationFlags propagationFlags;
  40
  41                 internal AuthorizationRule ()
  42                 {
  43                         /* Give it a 0-param constructor */
  44                 }
  45
  46                 protected internal AuthorizationRule (IdentityReference identity,
  47                                                       int accessMask, bool isInherited,
  48                                                       InheritanceFlags inheritanceFlags,
  49                                                       PropagationFlags propagationFlags)
  50                 {
  51                         if (null == identity)
  52                                 throw new ArgumentNullException ("identity");
  53
  54                         if (!(identity is SecurityIdentifier) && !(identity is NTAccount))
  55                                 throw new ArgumentException ("identity");
  56
  57                         // Unit testing showed that MS.NET 4.0 actually throws ArgumentException
  58                         // for accessMask == 0, not the ArgumentOutOfRangeException specified.
  59                         if (accessMask == 0)
  60                                 throw new ArgumentException ("accessMask");
  61
  62                         if (0 != (inheritanceFlags & ~(InheritanceFlags.ContainerInherit|InheritanceFlags.ObjectInherit)))
  63                                 throw new ArgumentOutOfRangeException ();
  64
  65                         if (0 != (propagationFlags & ~(PropagationFlags.NoPropagateInherit|PropagationFlags.InheritOnly)))
  66                                 throw new ArgumentOutOfRangeException ();
  67
  68                         this.identity = identity;
  69                         this.accessMask = accessMask;
  70                         this.isInherited = isInherited;
  71                         this.inheritanceFlags = inheritanceFlags;
  72                         this.propagationFlags = propagationFlags;
  73                 }
  74
  75                 public IdentityReference IdentityReference
  76                 {
  77                         get {
  78                                 return(identity);
  79                         }
  80                 }
  81
  82                 public InheritanceFlags InheritanceFlags
  83                 {
  84                         get {
  85                                 return(inheritanceFlags);
  86                         }
  87                 }
  88
  89                 public bool IsInherited
  90                 {
  91                         get {
  92                                 return(isInherited);
  93                         }
  94                 }
  95
  96                 public PropagationFlags PropagationFlags
  97                 {
  98                         get {
  99                                 return(propagationFlags);
 100                         }
 101                 }
 102
 103                 protected internal int AccessMask
 104                 {
 105                         get {
 106                                 return(accessMask);
 107                         }
 108                 }
 109         }
 110 }
 111