forked from IDontCode/Theodosius
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
110 lines
3.9 KiB
110 lines
3.9 KiB
// Copyright (c) 2022, _xeroxz
|
|
// All rights reserved.
|
|
//
|
|
// Redistribution and use in source and binary forms, with or without
|
|
// modification, are permitted provided that the following conditions are met:
|
|
//
|
|
// 1. Redistributions of source code must retain the above copyright notice,
|
|
// this list of conditions and the following disclaimer.
|
|
//
|
|
// 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
// this list of conditions and the following disclaimer in the documentation
|
|
// and/or other materials provided with the distribution.
|
|
//
|
|
// 3. Neither the name of the copyright holder nor the names of its
|
|
// contributors may be used to endorse or promote products derived from
|
|
// this software without specific prior written permission.
|
|
//
|
|
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
// POSSIBILITY OF SUCH DAMAGE.
|
|
//
|
|
|
|
#pragma once
|
|
#include <spdlog/spdlog.h>
|
|
#include <decomp/decomp.hpp>
|
|
#include <obf/engine.hpp>
|
|
#include <recomp/recomp.hpp>
|
|
#include <recomp/symbol_table.hpp>
|
|
|
|
#include <obf/passes/jcc_rewrite_pass.hpp>
|
|
#include <obf/passes/next_inst_pass.hpp>
|
|
#include <obf/passes/reloc_transform_pass.hpp>
|
|
|
|
#include <optional>
|
|
#include <tuple>
|
|
#include <vector>
|
|
|
|
#define XED_ENCODER
|
|
extern "C" {
|
|
#include <xed-decode.h>
|
|
#include <xed-interface.h>
|
|
}
|
|
|
|
/// <summary>
|
|
/// The outer most encompassing namespace of this project.
|
|
/// </summary>
|
|
namespace theo {
|
|
|
|
/// <summary>
|
|
/// tuple of functions used by theo to allocate, copy, and resolve symbols.
|
|
/// </summary>
|
|
using lnk_fns_t =
|
|
std::tuple<recomp::allocator_t, recomp::copier_t, recomp::resolver_t>;
|
|
|
|
/// <summary>
|
|
/// the main class which encapsulates a symbol table, decomp, and recomp
|
|
/// objects. This class is a bridge that connects all three: decomp, obf,
|
|
/// recomp.
|
|
///
|
|
/// You will create an object of this type when using theo.
|
|
/// </summary>
|
|
class theo_t {
|
|
public:
|
|
/// <summary>
|
|
/// explicit constructor for theo class.
|
|
/// </summary>
|
|
/// <param name="lib">a vector of bytes consisting of a lib</param>
|
|
/// <param name="lnkr_fns"></param>
|
|
/// <param name="entry_sym">the name of the function which will be used as the
|
|
/// entry point</param>
|
|
explicit theo_t(std::vector<std::uint8_t>& lib,
|
|
lnk_fns_t lnkr_fns,
|
|
const std::string&& entry_sym);
|
|
|
|
/// <summary>
|
|
/// decomposes the lib file and return the number of symbols that are used.
|
|
/// </summary>
|
|
/// <returns>optional amount of symbols that are used. no value if
|
|
/// decomposition fails.</returns>
|
|
std::optional<std::uint32_t> decompose();
|
|
|
|
/// <summary>
|
|
/// compose the decomposed module. This will run obfuscation passes, the map
|
|
/// and resolve symbols to each other.
|
|
/// </summary>
|
|
/// <returns>returns the address of the entry point symbol</returns>
|
|
std::uintptr_t compose();
|
|
|
|
/// <summary>
|
|
/// given the name of a symbol, it returns the address of where its mapped.
|
|
/// </summary>
|
|
/// <param name="sym">the name of the symbol</param>
|
|
/// <returns>the address of the symbol</returns>
|
|
std::uintptr_t resolve(const std::string&& sym);
|
|
|
|
private:
|
|
std::string m_entry_sym;
|
|
decomp::decomp_t m_dcmp;
|
|
recomp::recomp_t m_recmp;
|
|
recomp::symbol_table_t m_sym_tbl;
|
|
};
|
|
} // namespace theo
|