//
// Author:
// Duncan Mak (duncan@ximian.com)
+// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2003 Duncan Mak, Ximian Inc.
+// Copyright (C) 2004-2005 Novell, Inc (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-using System;
+using System.Collections;
using System.Globalization;
using System.Security.Permissions;
+using System.Runtime.InteropServices;
+using System.Text;
namespace System.Security.Policy {
- public sealed class StrongNameMembershipCondition
- : IMembershipCondition, ISecurityEncodable, ISecurityPolicyEncodable, IConstantMembershipCondition
- {
- StrongNamePublicKeyBlob blob;
- string name;
- Version version;
+ [Serializable]
+ [ComVisible (true)]
+ public sealed class StrongNameMembershipCondition : IMembershipCondition, IConstantMembershipCondition {
+
+ private readonly int version = 1;
+
+ private StrongNamePublicKeyBlob blob;
+ private string name;
+ private Version assemblyVersion;
- public StrongNameMembershipCondition (
- StrongNamePublicKeyBlob blob, string name, Version version)
+ public StrongNameMembershipCondition (StrongNamePublicKeyBlob blob, string name, Version version)
{
if (blob == null)
throw new ArgumentNullException ("blob");
this.blob = blob;
this.name = name;
- this.version = version;
+ if (version != null)
+ assemblyVersion = (Version) version.Clone ();
}
- public string Name {
+ // for PolicyLevel (to avoid validation duplication)
+ internal StrongNameMembershipCondition (SecurityElement e)
+ {
+ FromXml (e);
+ }
- get { return name; }
+ // so System.Activator.CreateInstance can create an instance...
+ internal StrongNameMembershipCondition ()
+ {
+ }
+
+ // properties
+ public string Name {
+ get { return name; }
set { name = value; }
}
public Version Version {
-
- get { return version; }
-
- set { version = value; }
+ get { return assemblyVersion; }
+ set { assemblyVersion = value; }
}
public StrongNamePublicKeyBlob PublicKey {
-
get { return blob; }
-
set {
if (value == null)
- throw new ArgumentNullException (
- Locale.GetText ("The argument is null."));
-
+ throw new ArgumentNullException ("PublicKey");
blob = value;
}
}
if (evidence == null)
return false;
- foreach (object o in evidence) {
- if (o is StrongName) {
- StrongName sn = (o as StrongName);
- if (sn.PublicKey.Equals (blob) && (sn.Name == name) && (sn.Version.Equals (version)))
- return true;
+ IEnumerator e = evidence.GetHostEnumerator ();
+ while (e.MoveNext ()) {
+ StrongName sn = (e.Current as StrongName);
+ if (sn != null) {
+ if (!sn.PublicKey.Equals (blob))
+ return false;
+ if ((name != null) && (name != sn.Name))
+ return false;
+ if ((assemblyVersion != null) && !assemblyVersion.Equals (sn.Version))
+ return false;
+ return true;
}
}
return false;
public IMembershipCondition Copy ()
{
- return new StrongNameMembershipCondition (blob, name, version);
+ return new StrongNameMembershipCondition (blob, name, assemblyVersion);
}
public override bool Equals (object o)
- {
- if (o is StrongName == false)
+ {
+ StrongNameMembershipCondition snmc = (o as StrongNameMembershipCondition);
+ if (snmc == null)
return false;
- else {
- StrongName sn = (StrongName) o;
- return (sn.Name == Name && sn.Version == Version && sn.PublicKey == PublicKey);
- }
+ if (!snmc.PublicKey.Equals (PublicKey))
+ return false;
+ if (name != snmc.Name)
+ return false;
+ if (assemblyVersion != null)
+ return assemblyVersion.Equals (snmc.Version);
+ return (snmc.Version == null);
}
public override int GetHashCode ()
{
+ // name and version aren't part of the calculation
return blob.GetHashCode ();
}
public void FromXml (SecurityElement e, PolicyLevel level)
{
- if (e == null)
- throw new ArgumentNullException (
- Locale.GetText ("The argument is null."));
-
- if (e.Attribute ("class") != GetType ().AssemblyQualifiedName)
- throw new ArgumentException (
- Locale.GetText ("The argument is invalid."));
-
- if (e.Attribute ("version") != "1")
- throw new ArgumentException (
- Locale.GetText ("The argument is invalid."));
+ MembershipConditionHelper.CheckSecurityElement (e, "e", version, version);
blob = StrongNamePublicKeyBlob.FromString (e.Attribute ("PublicKeyBlob"));
name = e.Attribute ("Name");
- version = new Version (e.Attribute ("AssemblyVersion"));
+ string v = (string) e.Attribute ("AssemblyVersion");
+ if (v == null)
+ assemblyVersion = null;
+ else
+ assemblyVersion = new Version (v);
}
public override string ToString ()
{
- return String.Format ( "Strong Name - {0} name = {1} version {2}",
- blob, name, version);
+ StringBuilder sb = new StringBuilder ("StrongName - ");
+ sb.Append (blob);
+ if (name != null)
+ sb.AppendFormat (" name = {0}", name);
+ if (assemblyVersion != null)
+ sb.AppendFormat (" version = {0}", assemblyVersion);
+ return sb.ToString ();
}
public SecurityElement ToXml ()
public SecurityElement ToXml (PolicyLevel level)
{
- SecurityElement element = new SecurityElement ("IMembershipCondition");
- element.AddAttribute ("class", this.GetType ().AssemblyQualifiedName);
- element.AddAttribute ("version", "1");
-
- element.AddAttribute ("PublicKeyBlob", blob.ToString ());
- element.AddAttribute ("Name", name);
- element.AddAttribute ("AssemblyVersion", version.ToString ());
-
- return element;
+ // PolicyLevel isn't used as there's no need to resolve NamedPermissionSet references
+ SecurityElement se = MembershipConditionHelper.Element (typeof (StrongNameMembershipCondition), version);
+
+ if (blob != null)
+ se.AddAttribute ("PublicKeyBlob", blob.ToString ());
+ if (name != null)
+ se.AddAttribute ("Name", name);
+ if (assemblyVersion != null) {
+ string v = assemblyVersion.ToString ();
+ if (v != "0.0")
+ se.AddAttribute ("AssemblyVersion", v);
+ }
+ return se;
}
}
}
projects / mono.git / blobdiff