28 lines
776 B
C#
28 lines
776 B
C#
using dnlib.DotNet;
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using dnlib.DotNet.Emit;
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using Obfuscator.Helper;
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namespace Obfuscator.Obfuscator.Mutation2;
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public class Sub : iMutation
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{
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public void Prepare(TypeDef type)
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{
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}
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public void Process(MethodDef method, ref int index)
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{
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int ldcI4Value = method.Body.Instructions[index].GetLdcI4Value();
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int num = Methods.Random.Next((int)((double)ldcI4Value / 1.5));
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method.Body.Instructions[index].OpCode = OpCodes.Ldc_I4;
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method.Body.Instructions[index].Operand = ldcI4Value + num;
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method.Body.Instructions.Insert(++index, new Instruction(OpCodes.Ldc_I4, num));
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method.Body.Instructions.Insert(++index, new Instruction(OpCodes.Sub));
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}
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public bool Supported(Instruction instr)
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{
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return Utils.CheckArithmetic(instr);
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}
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}
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