Seregon/ShadPKG

A tool for deriving PKG packet encryption keys for ps4 written in c++

C++/47.3 KB/No license
common/memory_patcher.h
raw
ShadPKG / common / memory_patcher.h
1// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
2// SPDX-License-Identifier: GPL-2.0-or-later
3 
4#pragma once
5#include <cstring>
6#include <string>
7#include <vector>
8 
9namespace MemoryPatcher {
10 
11extern uintptr_t g_eboot_address;
12extern uint64_t g_eboot_image_size;
13extern std::string g_game_serial;
14extern std::string patchFile;
15 
16enum PatchMask : uint8_t {
17 None,
18 Mask,
19 Mask_Jump32,
20};
21 
22struct patchInfo {
23 std::string gameSerial;
24 std::string modNameStr;
25 std::string offsetStr;
26 std::string valueStr;
27 bool isOffset;
28 bool littleEndian;
29 PatchMask patchMask;
30 int maskOffset;
31};
32 
33extern std::vector<patchInfo> pending_patches;
34 
35std::string convertValueToHex(const std::string type, const std::string valueStr);
36 
37void OnGameLoaded();
38void AddPatchToQueue(patchInfo patchToAdd);
39void ApplyPendingPatches();
40 
41void PatchMemory(std::string modNameStr, std::string offsetStr, std::string valueStr, bool isOffset,
42 bool littleEndian, PatchMask patchMask = PatchMask::None, int maskOffset = 0);
43 
44static std::vector<int32_t> PatternToByte(const std::string& pattern);
45uintptr_t PatternScan(const std::string& signature);
46 
47} // namespace MemoryPatcher