2009-12-21 Marek Habersack <mhabersack@novell.com>
[mono.git] / mcs / 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