2 // System.Security.Policy.Zone
5 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
6 // Sebastien Pouliot <sebastien@ximian.com>
8 // (C) 2002 Ximian, Inc (http://www.ximian.com)
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.
34 using System
.Globalization
;
35 using System
.Security
.Permissions
;
36 using System
.Runtime
.InteropServices
;
40 namespace System
.Security
.Policy
{
46 public sealed class Zone
: IIdentityPermissionFactory
, IBuiltInEvidence
{
48 private SecurityZone zone
;
50 public Zone (SecurityZone zone
)
52 if (!Enum
.IsDefined (typeof (SecurityZone
), zone
)) {
53 string msg
= String
.Format (Locale
.GetText ("Invalid zone {0}."), zone
);
54 throw new ArgumentException (msg
, "zone");
62 public SecurityZone SecurityZone
{
70 return new Zone (zone
);
73 public IPermission
CreateIdentityPermission (Evidence evidence
)
75 return new ZoneIdentityPermission (zone
);
78 [MonoTODO ("Not user configurable yet")]
79 public static Zone
CreateFromUrl (string url
)
82 throw new ArgumentNullException ("url");
84 SecurityZone z
= SecurityZone
.NoZone
;
88 Uri uri
= new Uri (url
);
89 // TODO: apply zone configuration
90 // this is the only way to use the Trusted and Untrusted zones
92 if (z
== SecurityZone
.NoZone
) {
93 // not part of configuration, the use default mapping
95 if (File
.Exists (uri
.LocalPath
))
96 z
= SecurityZone
.MyComputer
;
97 else if (String
.Compare ("FILE://", 0, url
, 0, 7, true, CultureInfo
.InvariantCulture
) == 0)
98 z
= SecurityZone
.Intranet
; // non accessible file://
100 z
= SecurityZone
.Internet
;
102 else if (uri
.IsLoopback
) { // e.g. http://localhost/x
103 z
= SecurityZone
.Intranet
;
106 // all protocols, including unknown ones
107 z
= SecurityZone
.Internet
;
114 public override bool Equals (object o
)
116 Zone z
= (o
as Zone
);
120 return (z
.zone
== zone
);
123 public override int GetHashCode ()
128 public override string ToString ()
130 SecurityElement se
= new SecurityElement ("System.Security.Policy.Zone");
131 se
.AddAttribute ("version", "1");
132 se
.AddChild (new SecurityElement ("Zone", zone
.ToString ()));
133 return se
.ToString ();
136 // interface IBuiltInEvidence
138 int IBuiltInEvidence
.GetRequiredSize (bool verbose
)
143 int IBuiltInEvidence
.InitFromBuffer (char [] buffer
, int position
)
145 int new_zone
= (int) buffer
[position
++];
146 new_zone
+= buffer
[position
++];
150 int IBuiltInEvidence
.OutputToBuffer (char [] buffer
, int position
, bool verbose
)
152 buffer
[position
++] = '\x0003';
153 buffer
[position
++] = (char) (((int) zone
) >> 16);
154 buffer
[position
++] = (char) (((int) zone
) & 0x0FFFF);