232 lines
7.2 KiB
C#
232 lines
7.2 KiB
C#
/*
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Copyright (C) 2011-2012 de4dot@gmail.com
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This file is part of de4dot.
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de4dot is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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de4dot is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with de4dot. If not, see <http://www.gnu.org/licenses/>.
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*/
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#if PORT
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// Create a new type, method, etc, where all generic parameters have been replaced with the
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// corresponding generic argument.
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using System;
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using Mono.Cecil;
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using de4dot.blocks;
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namespace de4dot.blocks {
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public class TypeReferenceInstance : TypeReferenceUpdaterBase {
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TypeReference typeReference;
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GenericInstanceType git;
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IGenericInstance gim;
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bool modified;
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public static TypeReference make(TypeReference typeReference, GenericInstanceType git) {
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return make(typeReference, git, null);
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}
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public static TypeReference make(TypeReference typeReference, GenericInstanceType git, IGenericInstance gim) {
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if (git == null && gim == null)
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return typeReference;
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return new TypeReferenceInstance(typeReference, git, gim).makeInstance();
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}
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TypeReferenceInstance(TypeReference typeReference, GenericInstanceType git, IGenericInstance gim) {
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this.typeReference = typeReference;
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this.git = git;
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this.gim = gim;
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}
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void checkModified(object a, object b) {
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if (!ReferenceEquals(a, b))
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modified = true;
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}
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// Returns same one if nothing was modified
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TypeReference makeInstance() {
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var rv = update(typeReference);
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return modified ? rv : typeReference;
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}
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protected override FunctionPointerType updateFunctionPointerType(FunctionPointerType a) {
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var rv = new FunctionPointerType();
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rv.function = MethodReferenceInstance.make(a.function, git, gim);
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checkModified(a.function, rv.function);
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return rv;
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}
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protected override TypeReference updateGenericParameter(GenericParameter a) {
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switch (a.Type) {
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case GenericParameterType.Type:
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if (git == null || a.Position >= git.GenericArguments.Count ||
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!MemberReferenceHelper.compareTypes(git.ElementType, a.Owner as TypeReference)) {
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return a;
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}
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modified = true;
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return update(git.GenericArguments[a.Position]);
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case GenericParameterType.Method:
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if (gim == null || a.Position >= gim.GenericArguments.Count)
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return a;
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modified = true;
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return update(gim.GenericArguments[a.Position]);
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default:
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return a;
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}
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}
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}
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public abstract class MultiTypeRefInstance {
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GenericInstanceType git;
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IGenericInstance gim;
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bool modified;
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public MultiTypeRefInstance(GenericInstanceType git)
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: this(git, null) {
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}
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public MultiTypeRefInstance(GenericInstanceType git, IGenericInstance gim) {
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this.git = git;
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this.gim = gim;
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}
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void checkModified(object a, object b) {
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if (!ReferenceEquals(a, b))
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modified = true;
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}
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protected TypeReference makeInstance(TypeReference tr) {
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var type = TypeReferenceInstance.make(tr, git, gim);
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checkModified(type, tr);
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return type;
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}
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protected T getResult<T>(T orig, T newOne) {
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return modified ? newOne : orig;
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}
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}
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public class MethodReferenceInstance : MultiTypeRefInstance {
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MethodReference methodReference;
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public static MethodReference make(MethodReference methodReference, GenericInstanceType git) {
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return make(methodReference, git, null);
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}
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public static MethodReference make(MethodReference methodReference, GenericInstanceType git, IGenericInstance gim) {
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if (git == null && gim == null)
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return methodReference;
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return new MethodReferenceInstance(methodReference, git, gim).makeInstance();
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}
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MethodReferenceInstance(MethodReference methodReference, GenericInstanceType git, IGenericInstance gim)
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: base(git, gim) {
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this.methodReference = methodReference;
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}
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MethodReference makeInstance() {
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var mr = new MethodReference(methodReference.Name, makeInstance(methodReference.MethodReturnType.ReturnType), methodReference.DeclaringType);
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mr.HasThis = methodReference.HasThis;
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mr.ExplicitThis = methodReference.ExplicitThis;
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mr.CallingConvention = methodReference.CallingConvention;
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if (methodReference.HasParameters) {
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foreach (var param in methodReference.Parameters) {
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var newParam = new ParameterDefinition(param.Name, param.Attributes, makeInstance(param.ParameterType));
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mr.Parameters.Add(newParam);
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}
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}
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if (methodReference.HasGenericParameters) {
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foreach (var param in methodReference.GenericParameters) {
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var newParam = new GenericParameter(param.Name, mr);
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mr.GenericParameters.Add(newParam);
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}
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}
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return getResult(methodReference, mr);
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}
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}
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public class FieldReferenceInstance : MultiTypeRefInstance {
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FieldReference fieldReference;
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public static FieldReference make(FieldReference fieldReference, GenericInstanceType git) {
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if (git == null)
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return fieldReference;
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return new FieldReferenceInstance(fieldReference, git).makeInstance();
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}
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FieldReferenceInstance(FieldReference fieldReference, GenericInstanceType git)
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: base(git) {
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this.fieldReference = fieldReference;
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}
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FieldReference makeInstance() {
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var fr = new FieldReference(fieldReference.Name, makeInstance(fieldReference.FieldType));
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return getResult(fieldReference, fr);
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}
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}
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public class EventReferenceInstance : MultiTypeRefInstance {
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EventReference eventReference;
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public static EventReference make(EventReference eventReference, GenericInstanceType git) {
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if (git == null)
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return eventReference;
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return new EventReferenceInstance(eventReference, git).makeInstance();
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}
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EventReferenceInstance(EventReference eventReference, GenericInstanceType git)
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: base(git) {
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this.eventReference = eventReference;
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}
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EventReference makeInstance() {
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var er = new EventDefinition(eventReference.Name, (EventAttributes)0, makeInstance(eventReference.EventType));
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return getResult(eventReference, er);
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}
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}
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public class PropertyReferenceInstance : MultiTypeRefInstance {
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PropertyReference propertyReference;
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public static PropertyReference make(PropertyReference propertyReference, GenericInstanceType git) {
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if (git == null)
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return propertyReference;
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return new PropertyReferenceInstance(propertyReference, git).makeInstance();
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}
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PropertyReferenceInstance(PropertyReference propertyReference, GenericInstanceType git)
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: base(git) {
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this.propertyReference = propertyReference;
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}
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PropertyReference makeInstance() {
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var pr = new PropertyDefinition(propertyReference.Name, (PropertyAttributes)0, makeInstance(propertyReference.PropertyType));
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if (propertyReference.Parameters != null) {
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foreach (var param in propertyReference.Parameters) {
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var newParam = new ParameterDefinition(param.Name, param.Attributes, makeInstance(param.ParameterType));
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pr.Parameters.Add(newParam);
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}
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}
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return getResult(propertyReference, pr);
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}
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}
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}
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#endif
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