\hypertarget{jcc__rewrite__pass_8hpp_source}{}\doxysection{jcc\+\_\+rewrite\+\_\+pass.\+hpp} \label{jcc__rewrite__pass_8hpp_source}\index{include/obf/passes/jcc\_rewrite\_pass.hpp@{include/obf/passes/jcc\_rewrite\_pass.hpp}} \mbox{\hyperlink{jcc__rewrite__pass_8hpp}{Go to the documentation of this file.}} \begin{DoxyCode}{0} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00001}00001 \textcolor{comment}{// Copyright (c) 2022, \_xeroxz}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00002}00002 \textcolor{comment}{// All rights reserved.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00003}00003 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00004}00004 \textcolor{comment}{// Redistribution and use in source and binary forms, with or without}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00005}00005 \textcolor{comment}{// modification, are permitted provided that the following conditions are met:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00006}00006 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00007}00007 \textcolor{comment}{// 1. Redistributions of source code must retain the above copyright notice,}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00008}00008 \textcolor{comment}{// this list of conditions and the following disclaimer.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00009}00009 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00010}00010 \textcolor{comment}{// 2. Redistributions in binary form must reproduce the above copyright notice,}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00011}00011 \textcolor{comment}{// this list of conditions and the following disclaimer in the documentation}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00012}00012 \textcolor{comment}{// and/or other materials provided with the distribution.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00013}00013 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00014}00014 \textcolor{comment}{// 3. Neither the name of the copyright holder nor the names of its}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00015}00015 \textcolor{comment}{// contributors may be used to endorse or promote products derived from}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00016}00016 \textcolor{comment}{// this software without specific prior written permission.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00017}00017 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00018}00018 \textcolor{comment}{// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "{}AS IS"{}}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00019}00019 \textcolor{comment}{// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00020}00020 \textcolor{comment}{// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00021}00021 \textcolor{comment}{// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00022}00022 \textcolor{comment}{// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00023}00023 \textcolor{comment}{// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00024}00024 \textcolor{comment}{// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00025}00025 \textcolor{comment}{// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00026}00026 \textcolor{comment}{// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00027}00027 \textcolor{comment}{// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00028}00028 \textcolor{comment}{// POSSIBILITY OF SUCH DAMAGE.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00029}00029 \textcolor{comment}{//}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00030}00030 } \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00031}00031 \textcolor{preprocessor}{\#pragma once}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00032}00032 \textcolor{preprocessor}{\#include <\mbox{\hyperlink{pass_8hpp}{obf/pass.hpp}}>}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00033}00033 } \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00034}00034 \textcolor{keyword}{namespace }\mbox{\hyperlink{namespacetheo_1_1obf}{theo::obf}} \{\textcolor{comment}{}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00035}00035 \textcolor{comment}{/// }} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00036}00036 \textcolor{comment}{/// jcc rewrite pass which rewrites rip relative jcc's so that they are position}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00037}00037 \textcolor{comment}{/// independent.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00038}00038 \textcolor{comment}{///}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00039}00039 \textcolor{comment}{/// given the following code:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00040}00040 \textcolor{comment}{///}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00041}00041 \textcolor{comment}{/// jnz label1}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00042}00042 \textcolor{comment}{/// ; other code goes here}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00043}00043 \textcolor{comment}{/// label1:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00044}00044 \textcolor{comment}{/// ; more code here}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00045}00045 \textcolor{comment}{///}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00046}00046 \textcolor{comment}{/// the jnz instruction will be rewritten so that the following code is}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00047}00047 \textcolor{comment}{/// generated:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00048}00048 \textcolor{comment}{///}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00049}00049 \textcolor{comment}{/// jnz br2}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00050}00050 \textcolor{comment}{/// br1:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00051}00051 \textcolor{comment}{/// jmp [rip] ; address after this instruction contains the address}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00052}00052 \textcolor{comment}{/// ; of the instruction after the jcc.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00053}00053 \textcolor{comment}{/// br2:}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00054}00054 \textcolor{comment}{/// jmp [rip] ; address after this instruction contains the address of where}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00055}00055 \textcolor{comment}{/// ; branch 2 is located.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00056}00056 \textcolor{comment}{///}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00057}00057 \textcolor{comment}{/// its important to note that other passes will encrypt (transform) the address}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00058}00058 \textcolor{comment}{/// of the next instruction. There is actually no jmp [rip] either, push/ret is}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00059}00059 \textcolor{comment}{/// used.}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00060}00060 \textcolor{comment}{/// }} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00061}\mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t}{00061}} \textcolor{comment}{}\textcolor{keyword}{class }\mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t}{jcc\_rewrite\_pass\_t}} : \textcolor{keyword}{public} \mbox{\hyperlink{classtheo_1_1obf_1_1pass__t}{pass\_t}} \{} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00062}00062 \textcolor{keyword}{explicit} \mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t}{jcc\_rewrite\_pass\_t}}() : \mbox{\hyperlink{classtheo_1_1obf_1_1pass__t_abd4ab22cc2822b968267be7f8397d611}{pass\_t}}(\mbox{\hyperlink{namespacetheo_1_1decomp_af96177687d0ad683c5897d8fa01135f9a4842f4c175b1ec87fc82ef3757d3a0e9}{decomp::sym\_type\_t::instruction}}) \{\}} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00063}00063 } \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00064}00064 \textcolor{keyword}{public}:} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00065}00065 \textcolor{keyword}{static} \mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t}{jcc\_rewrite\_pass\_t}}* \mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t_afc17278f751fe3f5868c988faffb3c92}{get}}();} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00066}00066 \textcolor{keywordtype}{void} \mbox{\hyperlink{classtheo_1_1obf_1_1jcc__rewrite__pass__t_a5a93eb0945025ef3caefed8c63b65b23}{run}}(\mbox{\hyperlink{classtheo_1_1decomp_1_1symbol__t}{decomp::symbol\_t}}* sym);} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00067}00067 \};} \DoxyCodeLine{\Hypertarget{jcc__rewrite__pass_8hpp_source_l00068}00068 \} \textcolor{comment}{// namespace theo::obf}} \end{DoxyCode}