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
{
44 public sealed class Zone
: IIdentityPermissionFactory
, IBuiltInEvidence
{
46 private SecurityZone zone
;
48 public Zone (SecurityZone zone
)
50 if (!Enum
.IsDefined (typeof (SecurityZone
), zone
)) {
51 string msg
= String
.Format (Locale
.GetText ("Invalid zone {0}."), zone
);
52 throw new ArgumentException (msg
, "zone");
60 public SecurityZone SecurityZone
{
68 return new Zone (zone
);
71 public IPermission
CreateIdentityPermission (Evidence evidence
)
73 return new ZoneIdentityPermission (zone
);
76 [MonoTODO ("Not user configurable yet")]
77 public static Zone
CreateFromUrl (string url
)
80 throw new ArgumentNullException ("url");
82 SecurityZone z
= SecurityZone
.NoZone
;
86 Uri uri
= new Uri (url
);
87 // TODO: apply zone configuration
88 // this is the only way to use the Trusted and Untrusted zones
90 if (z
== SecurityZone
.NoZone
) {
91 // not part of configuration, the use default mapping
93 if (File
.Exists (uri
.LocalPath
))
94 z
= SecurityZone
.MyComputer
;
95 else if (String
.Compare ("FILE://", 0, url
, 0, 7, true, CultureInfo
.InvariantCulture
) == 0)
96 z
= SecurityZone
.Intranet
; // non accessible file://
98 z
= SecurityZone
.Internet
;
100 else if (uri
.IsLoopback
) { // e.g. http://localhost/x
101 z
= SecurityZone
.Intranet
;
104 // all protocols, including unknown ones
105 z
= SecurityZone
.Internet
;
112 public override bool Equals (object o
)
114 Zone z
= (o
as Zone
);
118 return (z
.zone
== zone
);
121 public override int GetHashCode ()
126 public override string ToString ()
128 SecurityElement se
= new SecurityElement ("System.Security.Policy.Zone");
129 se
.AddAttribute ("version", "1");
130 se
.AddChild (new SecurityElement ("Zone", zone
.ToString ()));
131 return se
.ToString ();
134 // interface IBuiltInEvidence
136 int IBuiltInEvidence
.GetRequiredSize (bool verbose
)
141 int IBuiltInEvidence
.InitFromBuffer (char [] buffer
, int position
)
143 int new_zone
= (int) buffer
[position
++];
144 new_zone
+= buffer
[position
++];
148 int IBuiltInEvidence
.OutputToBuffer (char [] buffer
, int position
, bool verbose
)
150 buffer
[position
++] = '\x0003';
151 buffer
[position
++] = (char) (((int) zone
) >> 16);
152 buffer
[position
++] = (char) (((int) zone
) & 0x0FFFF);