1 //
2 // System.Security.AccessControl.MutexSecurity implementation
3 //
4 // Authors:
5 //	Dick Porter  <dick@ximian.com>
6 //	Atsushi Enomoto  <atsushi@ximian.com>
7 //	James Bellinger  <jfb@zer7.com>
8 //
9 // Copyright (C) 2005-2007 Novell, Inc (http://www.novell.com)
10 // Copyright (C) 2012      James Bellinger
11 //
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
19 //
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
22 //
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
30 //
31 
32 using System.Runtime.InteropServices;
33 using System.Security.Principal;
34 using System.Threading;
35 
36 namespace System.Security.AccessControl
37 {
38 	public sealed class MutexSecurity : NativeObjectSecurity
39 	{
MutexSecurity()40 		public MutexSecurity ()
41 			: base (false, ResourceType.KernelObject)
42 		{
43 		}
44 
MutexSecurity(string name, AccessControlSections includeSections)45 		public MutexSecurity (string name,
46 				      AccessControlSections includeSections)
47 			: base (false, ResourceType.KernelObject, name, includeSections,
48 				MutexExceptionFromErrorCode, null)
49 		{
50 		}
51 
MutexSecurity(SafeHandle handle, AccessControlSections includeSections)52 		internal MutexSecurity (SafeHandle handle,
53 					AccessControlSections includeSections)
54 			: base (false, ResourceType.KernelObject, handle, includeSections,
55 				MutexExceptionFromErrorCode, null)
56 		{
57 		}
58 
59 		public override Type AccessRightType {
60 			get { return typeof (MutexRights); }
61 		}
62 
63 		public override Type AccessRuleType {
64 			get { return typeof (MutexAccessRule); }
65 		}
66 
67 		public override Type AuditRuleType {
68 			get { return typeof (MutexAuditRule); }
69 		}
70 
AccessRuleFactory(IdentityReference identityReference, int accessMask, bool isInherited, InheritanceFlags inheritanceFlags, PropagationFlags propagationFlags, AccessControlType type)71 		public override AccessRule AccessRuleFactory (IdentityReference identityReference, int accessMask,
72 							      bool isInherited, InheritanceFlags inheritanceFlags,
73 							      PropagationFlags propagationFlags, AccessControlType type)
74 		{
75 			return new MutexAccessRule (identityReference, (MutexRights) accessMask, type);
76 		}
77 
AddAccessRule(MutexAccessRule rule)78 		public void AddAccessRule (MutexAccessRule rule)
79 		{
80 			AddAccessRule ((AccessRule)rule);
81 		}
82 
RemoveAccessRule(MutexAccessRule rule)83 		public bool RemoveAccessRule (MutexAccessRule rule)
84 		{
85 			return RemoveAccessRule ((AccessRule)rule);
86 		}
87 
RemoveAccessRuleAll(MutexAccessRule rule)88 		public void RemoveAccessRuleAll (MutexAccessRule rule)
89 		{
90 			RemoveAccessRuleAll ((AccessRule)rule);
91 		}
92 
RemoveAccessRuleSpecific(MutexAccessRule rule)93 		public void RemoveAccessRuleSpecific (MutexAccessRule rule)
94 		{
95 			RemoveAccessRuleSpecific ((AccessRule)rule);
96 		}
97 
ResetAccessRule(MutexAccessRule rule)98 		public void ResetAccessRule (MutexAccessRule rule)
99 		{
100 			ResetAccessRule ((AccessRule)rule);
101 		}
102 
SetAccessRule(MutexAccessRule rule)103 		public void SetAccessRule (MutexAccessRule rule)
104 		{
105 			SetAccessRule ((AccessRule)rule);
106 		}
107 
AuditRuleFactory(IdentityReference identityReference, int accessMask, bool isInherited, InheritanceFlags inheritanceFlags, PropagationFlags propagationFlags, AuditFlags flags)108 		public override AuditRule AuditRuleFactory (IdentityReference identityReference, int accessMask,
109 							    bool isInherited, InheritanceFlags inheritanceFlags,
110 							    PropagationFlags propagationFlags, AuditFlags flags)
111 		{
112 			return new MutexAuditRule (identityReference, (MutexRights) accessMask, flags);
113 		}
114 
AddAuditRule(MutexAuditRule rule)115 		public void AddAuditRule (MutexAuditRule rule)
116 		{
117 			AddAuditRule ((AuditRule)rule);
118 		}
119 
RemoveAuditRule(MutexAuditRule rule)120 		public bool RemoveAuditRule (MutexAuditRule rule)
121 		{
122 			return RemoveAuditRule((AuditRule)rule);
123 		}
124 
RemoveAuditRuleAll(MutexAuditRule rule)125 		public void RemoveAuditRuleAll (MutexAuditRule rule)
126 		{
127 			RemoveAuditRuleAll((AuditRule)rule);
128 		}
129 
RemoveAuditRuleSpecific(MutexAuditRule rule)130 		public void RemoveAuditRuleSpecific (MutexAuditRule rule)
131 		{
132 			RemoveAuditRuleSpecific((AuditRule)rule);
133 		}
134 
SetAuditRule(MutexAuditRule rule)135 		public void SetAuditRule (MutexAuditRule rule)
136 		{
137 			SetAuditRule((AuditRule)rule);
138 		}
139 
MutexExceptionFromErrorCode(int errorCode, string name, SafeHandle handle, object context)140 		static Exception MutexExceptionFromErrorCode (int errorCode,
141 							      string name, SafeHandle handle,
142 							      object context)
143 		{
144 			switch (errorCode) {
145 				case 2: return new WaitHandleCannotBeOpenedException ();
146 				default: return DefaultExceptionFromErrorCode (errorCode, name, handle, context);
147 			}
148 		}
149 	}
150 }
151 
152