68 lines
3.0 KiB
C#
68 lines
3.0 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.Linq;
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namespace Obfuz.ObfusPasses
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{
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public abstract class ObfuscationMethodPassBase : ObfuscationPassBase
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{
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protected virtual bool ForceProcessAllAssembliesAndIgnoreAllPolicy => false;
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protected abstract bool NeedObfuscateMethod(MethodDef method);
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protected abstract void ObfuscateData(MethodDef method);
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public override void Process()
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{
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var ctx = ObfuscationPassContext.Current;
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var modules = ForceProcessAllAssembliesAndIgnoreAllPolicy ? ctx.allObfuscationRelativeModules : ctx.modulesToObfuscate;
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ObfuscationMethodWhitelist whiteList = ctx.whiteList;
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ConfigurablePassPolicy passPolicy = ctx.passPolicy;
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foreach (ModuleDef mod in modules)
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{
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if (!ForceProcessAllAssembliesAndIgnoreAllPolicy && whiteList.IsInWhiteList(mod))
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{
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continue;
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}
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// ToArray to avoid modify list exception
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foreach (TypeDef type in mod.GetTypes().ToArray())
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{
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if (!ForceProcessAllAssembliesAndIgnoreAllPolicy && whiteList.IsInWhiteList(type))
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{
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continue;
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}
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// ToArray to avoid modify list exception
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foreach (MethodDef method in type.Methods.ToArray())
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{
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if (!method.HasBody || (!ForceProcessAllAssembliesAndIgnoreAllPolicy && (ctx.whiteList.IsInWhiteList(method) || !Support(passPolicy.GetMethodObfuscationPasses(method)) || !NeedObfuscateMethod(method))))
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{
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continue;
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}
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// TODO if isGeneratedBy Obfuscator, continue
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ObfuscateData(method);
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}
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}
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}
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}
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}
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}
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