60 lines
1.8 KiB
C#
60 lines
1.8 KiB
C#
/*
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Copyright (C) 2011-2015 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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using System.Collections.Generic;
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using dnlib.DotNet;
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using dnlib.DotNet.Emit;
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namespace de4dot.blocks.cflow {
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public class CflowDeobfuscator : ICflowDeobfuscator {
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BlocksCflowDeobfuscator cflowDeobfuscator = new BlocksCflowDeobfuscator();
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public CflowDeobfuscator() {
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}
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public CflowDeobfuscator(IBlocksDeobfuscator blocksDeobfuscator) {
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cflowDeobfuscator.Add(blocksDeobfuscator);
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}
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public void Deobfuscate(MethodDef method) {
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Deobfuscate(method, (blocks) => {
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cflowDeobfuscator.Initialize(blocks);
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cflowDeobfuscator.Deobfuscate();
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});
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}
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static bool HasNonEmptyBody(MethodDef method) {
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return method.Body != null && method.Body.Instructions.Count > 0;
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}
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void Deobfuscate(MethodDef method, Action<Blocks> handler) {
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if (HasNonEmptyBody(method)) {
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var blocks = new Blocks(method);
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handler(blocks);
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IList<Instruction> allInstructions;
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IList<ExceptionHandler> allExceptionHandlers;
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blocks.GetCode(out allInstructions, out allExceptionHandlers);
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DotNetUtils.RestoreBody(method, allInstructions, allExceptionHandlers);
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}
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}
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}
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}
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