2 // System.Security.Policy.NetCodeGroup.cs
5 // Jackson Harper (Jackson@LatitudeGeo.com)
6 // Sebastien Pouliot <sebastien@ximian.com>
8 // (C) 2002 Jackson Harper, All rights reserved
9 // Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 using System
.Collections
;
32 using System
.Globalization
;
33 using System
.Runtime
.InteropServices
;
34 using System
.Security
.Permissions
;
36 namespace System
.Security
.Policy
{
40 public sealed class NetCodeGroup
: CodeGroup
{
42 public static readonly string AbsentOriginScheme
= String
.Empty
;
43 public static readonly string AnyOtherOriginScheme
= "*";
45 private Hashtable _rules
= new Hashtable ();
46 private int _hashcode
;
48 public NetCodeGroup (IMembershipCondition membershipCondition
)
49 : base (membershipCondition
, null)
53 // for PolicyLevel (to avoid validation duplication)
54 internal NetCodeGroup (SecurityElement e
, PolicyLevel level
)
63 public override string AttributeString
{
67 public override string MergeLogic
{
68 get { return "Union"; }
71 public override string PermissionSetName
{
72 get { return "Same site Web"; }
80 [MonoTODO ("(2.0) missing validations")]
81 public void AddConnectAccess (string originScheme
, CodeConnectAccess connectAccess
)
83 if (originScheme
== null)
84 throw new ArgumentException ("originScheme");
86 // TODO (2.0) - invalid characters in originScheme
87 if ((originScheme
== AbsentOriginScheme
) && (connectAccess
.Scheme
== CodeConnectAccess
.OriginScheme
)) {
88 throw new ArgumentOutOfRangeException ("connectAccess", Locale
.GetText (
89 "Schema == CodeConnectAccess.OriginScheme"));
92 if (_rules
.ContainsKey (originScheme
)) {
94 if (connectAccess
!= null) {
95 CodeConnectAccess
[] existing
= (CodeConnectAccess
[]) _rules
[originScheme
];
96 CodeConnectAccess
[] array
= new CodeConnectAccess
[existing
.Length
+ 1];
97 Array
.Copy (existing
, 0, array
, 0, existing
.Length
);
98 array
[existing
.Length
] = connectAccess
;
99 _rules
[originScheme
] = array
;
103 CodeConnectAccess
[] array
= new CodeConnectAccess
[1];
104 array
[0] = connectAccess
;
105 _rules
.Add (originScheme
, array
);
106 // add null to prevent access
110 public override CodeGroup
Copy ()
112 NetCodeGroup copy
= new NetCodeGroup (MembershipCondition
);
114 copy
.Description
= Description
;
115 copy
.PolicyStatement
= PolicyStatement
;
117 foreach (CodeGroup child
in Children
) {
118 copy
.AddChild (child
.Copy ()); // deep copy
123 private bool Equals (CodeConnectAccess
[] rules1
, CodeConnectAccess
[] rules2
)
125 for (int i
=0; i
< rules1
.Length
; i
++) {
127 for (int j
=0; j
< rules2
.Length
; j
++) {
128 if (rules1
[i
].Equals (rules2
[j
])) {
139 public override bool Equals (object o
)
141 if (!base.Equals (o
))
143 NetCodeGroup ncg
= (o
as NetCodeGroup
);
148 foreach (DictionaryEntry de
in _rules
) {
150 CodeConnectAccess
[] ccas
= (CodeConnectAccess
[]) ncg
._rules
[de
.Key
];
152 found
= Equals ((CodeConnectAccess
[]) de
.Value
, ccas
);
154 found
= (de
.Value
== null);
162 public DictionaryEntry
[] GetConnectAccessRules ()
164 DictionaryEntry
[] result
= new DictionaryEntry
[_rules
.Count
];
165 _rules
.CopyTo (result
, 0);
169 public override int GetHashCode ()
171 if (_hashcode
== 0) {
172 _hashcode
= base.GetHashCode ();
173 foreach (DictionaryEntry de
in _rules
) {
174 CodeConnectAccess
[] ccas
= (CodeConnectAccess
[]) de
.Value
;
176 foreach (CodeConnectAccess cca
in ccas
) {
177 _hashcode ^
= cca
.GetHashCode ();
185 public override PolicyStatement
Resolve (Evidence evidence
)
187 if (evidence
== null)
188 throw new ArgumentNullException ("evidence");
190 if (!MembershipCondition
.Check (evidence
))
193 PermissionSet ps
= null;
194 if (this.PolicyStatement
== null)
195 ps
= new PermissionSet (PermissionState
.None
);
197 ps
= this.PolicyStatement
.PermissionSet
.Copy ();
199 if (this.Children
.Count
> 0) {
200 foreach (CodeGroup child_cg
in this.Children
) {
201 PolicyStatement child_pst
= child_cg
.Resolve (evidence
);
202 if (child_pst
!= null) {
203 ps
= ps
.Union (child_pst
.PermissionSet
);
208 PolicyStatement pst
= this.PolicyStatement
.Copy ();
209 pst
.PermissionSet
= ps
;
213 public void ResetConnectAccess ()
218 public override CodeGroup
ResolveMatchingCodeGroups (Evidence evidence
)
220 if (evidence
== null)
221 throw new ArgumentNullException ("evidence");
223 CodeGroup return_group
= null;
224 if (MembershipCondition
.Check (evidence
)) {
225 return_group
= Copy ();
227 foreach (CodeGroup child_group
in Children
) {
229 child_group
.ResolveMatchingCodeGroups (evidence
);
230 if (matching
== null)
232 return_group
.AddChild (matching
);
239 [MonoTODO ("(2.0) Add new stuff (CodeConnectAccess) into XML")]
240 protected override void CreateXml (SecurityElement element
, PolicyLevel level
)
242 base.CreateXml (element
, level
);
245 [MonoTODO ("(2.0) Parse new stuff (CodeConnectAccess) from XML")]
246 protected override void ParseXml (SecurityElement e
, PolicyLevel level
)
248 base.ParseXml (e
, level
);