23477ccb5f
x86 cflow and x86 constant decryption Backport of LINQ (LinqBridge) Shift left/right emulation fixes in de4dot core Block class extended to hold additional information
28 lines
1.0 KiB
C#
28 lines
1.0 KiB
C#
using System.Collections.Generic;
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using de4dot.Bea;
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namespace ConfuserDeobfuscator.Engine.Routines.Ex.x86.Instructions
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{
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class X86XOR : X86Instruction
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{
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public X86XOR(Disasm rawInstruction) : base()
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{
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Operands = new IX86Operand[2];
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Operands[0] = GetOperand(rawInstruction.Argument1);
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Operands[1] = GetOperand(rawInstruction.Argument2);
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}
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public override X86OpCode OpCode { get { return X86OpCode.XOR; } }
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public override void Execute(Dictionary<string, int> registers, Stack<int> localStack)
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{
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if (Operands[1] is X86ImmediateOperand)
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registers[((X86RegisterOperand)Operands[0]).Register.ToString()] ^=
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((X86ImmediateOperand)Operands[1]).Immediate;
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else
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registers[((X86RegisterOperand)Operands[0]).Register.ToString()] ^=
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registers[((X86RegisterOperand)Operands[1]).Register.ToString()];
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}
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}
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}
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