116 lines
3 KiB
C#
116 lines
3 KiB
C#
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// Util.cs
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//
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// Author:
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// Jb Evain (jbevain@novell.com)
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//
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// Copyright (C) 2008 Novell, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections.Generic;
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using System.Text;
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using Mono.Cecil;
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using GuiCompare;
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namespace Mono.AssemblyCompare {
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static class TypeHelper {
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public static AssemblyResolver Resolver = new AssemblyResolver ();
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internal static bool IsPublic (TypeReference typeref)
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{
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if (typeref == null)
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throw new ArgumentNullException ("typeref");
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TypeDefinition td = typeref.Resolve ();
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if (td == null)
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return false;
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return td.IsPublic;
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}
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internal static bool IsDelegate (TypeReference typeref)
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{
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return IsDerivedFrom (typeref, "System.MulticastDelegate");
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}
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internal static bool IsDerivedFrom (TypeReference type, string derivedFrom)
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{
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bool first = true;
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foreach (var def in WalkHierarchy (type)) {
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if (first) {
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first = false;
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continue;
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}
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if (def.FullName == derivedFrom)
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return true;
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}
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return false;
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}
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internal static IEnumerable<TypeDefinition> WalkHierarchy (TypeReference type)
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{
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for (var def = type.Resolve (); def != null; def = GetBaseType (def))
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yield return def;
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}
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internal static IEnumerable<TypeReference> GetInterfaces (TypeReference type)
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{
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var ifaces = new Dictionary<string, TypeReference> ();
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foreach (var def in WalkHierarchy (type))
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foreach (TypeReference iface in def.Interfaces)
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ifaces [iface.FullName] = iface;
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return ifaces.Values;
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}
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internal static TypeDefinition GetBaseType (TypeDefinition child)
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{
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if (child.BaseType == null)
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return null;
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return child.BaseType.Resolve ();
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}
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internal static bool IsPublic (CustomAttribute att)
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{
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return IsPublic (att.AttributeType);
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}
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internal static string GetFullName (CustomAttribute att)
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{
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return att.AttributeType.FullName;
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}
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internal static TypeDefinition GetTypeDefinition (CustomAttribute att)
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{
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return att.AttributeType.Resolve ();
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}
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}
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}
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