88 lines
3.1 KiB
C#
88 lines
3.1 KiB
C#
// Copyright 2025 Code Philosophy
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// 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, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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using dnlib.DotNet;
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using System.Collections.Generic;
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namespace Obfuz.ObfusPasses.SymbolObfus.Policies
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{
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public class CacheRenamePolicy : ObfuscationPolicyBase
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{
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private readonly IObfuscationPolicy _underlyingPolicy;
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private readonly Dictionary<object, bool> _computeCache = new Dictionary<object, bool>();
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public CacheRenamePolicy(IObfuscationPolicy underlyingPolicy)
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{
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_underlyingPolicy = underlyingPolicy;
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}
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public override bool NeedRename(TypeDef typeDef)
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{
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if (!_computeCache.TryGetValue(typeDef, out var value))
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{
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value = _underlyingPolicy.NeedRename(typeDef);
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_computeCache[typeDef] = value;
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}
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return value;
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}
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public override bool NeedRename(MethodDef methodDef)
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{
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if (!_computeCache.TryGetValue(methodDef, out var value))
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{
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value = _underlyingPolicy.NeedRename(methodDef);
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_computeCache[methodDef] = value;
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}
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return value;
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}
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public override bool NeedRename(FieldDef fieldDef)
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{
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if (!_computeCache.TryGetValue(fieldDef, out var value))
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{
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value = _underlyingPolicy.NeedRename(fieldDef);
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_computeCache[fieldDef] = value;
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}
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return value;
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}
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public override bool NeedRename(PropertyDef propertyDef)
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{
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if (!_computeCache.TryGetValue(propertyDef, out var value))
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{
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value = _underlyingPolicy.NeedRename(propertyDef);
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_computeCache[propertyDef] = value;
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}
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return value;
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}
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public override bool NeedRename(EventDef eventDef)
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{
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if (!_computeCache.TryGetValue(eventDef, out var value))
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{
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value = _underlyingPolicy.NeedRename(eventDef);
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_computeCache[eventDef] = value;
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}
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return value;
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}
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}
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}
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