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dynamically fetch game version instead of using a pattern for it

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- use win api for getting game version & remove memory scanning dependency for it
- could be useful for maintaining compatibility across different game versions
This commit is contained in:
_Sakura
2024-03-17 23:08:58 +09:00
committed by EricPlayZ
parent 8b0e947ef7
commit 53efd04ae6
6 changed files with 67 additions and 27 deletions
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4
EGameTools/EGameTools.vcxproj
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@ -262,7 +262,7 @@
<SubSystem>Windows</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
<EnableUAC>false</EnableUAC>
<AdditionalDependencies>DbgHelp.lib;spdlog-mtd.lib;freetype-mtd.lib;libMinHook-x64-v141-mtd.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>DbgHelp.lib;Version.lib;spdlog-mtd.lib;freetype-mtd.lib;libMinHook-x64-v141-mtd.lib;%(AdditionalDependencies)</AdditionalDependencies>
<OptimizeReferences>
</OptimizeReferences>
<EnableCOMDATFolding>
@ -298,7 +298,7 @@
<GenerateDebugInformation>false</GenerateDebugInformation>
<EnableUAC>false</EnableUAC>
<AdditionalLibraryDirectories>source\spdlog\lib;source\ImGui\freetype\lib;source\MinHook\lib;%(AdditionalLibraryDirectories)</AdditionalLibraryDirectories>
<AdditionalDependencies>DbgHelp.lib;spdlog-mt.lib;freetype-mt.lib;libMinHook-x64-v141-mtd.lib;$(CoreLibraryDependencies);%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>DbgHelp.lib;Version.lib;spdlog-mt.lib;freetype-mt.lib;libMinHook-x64-v141-mtd.lib;$(CoreLibraryDependencies);%(AdditionalDependencies)</AdditionalDependencies>
<ImportLibrary />
<AdditionalOptions>/NOIMPLIB /NOEXP %(AdditionalOptions)</AdditionalOptions>
</Link>

17
EGameTools/source/core.cpp
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@ -159,14 +159,23 @@ namespace Core {
}
}
DWORD64 gameVer = 0;
uint16_t gameVer = 0;
static void LoopGetGameVer() {
auto str = GamePH::GetCurrentGameVersionStr();
auto end = str.c_str() + std::char_traits<char>::length(str.c_str());
while (true) {
if (exiting)
return;
gameVer = GamePH::GetCurrentGameVersion();
if (!gameVer)
uint16_t value;
std::from_chars(str.c_str(), end, value);
if(value!=0)
gameVer = value;
if (gameVer == 0)
continue;
break;
@ -236,7 +245,7 @@ namespace Core {
if (Core::gameVer != GAME_VER_COMPAT) {
spdlog::error("Please note that your game version has not been officially tested with this mod, therefore expect bugs, glitches or the mod to completely stop working. If so, please {}", Core::gameVer > GAME_VER_COMPAT ? "wait for a new patch." : "upgrade your game version to one that the mod supports.");
}
}).detach();
}).detach();
spdlog::warn("Hooking DX11/DX12 renderer");
std::thread([]() {

8
EGameTools/source/core.h
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@ -16,9 +16,9 @@
#define VK_MWHEELUP 0x101
#endif
constexpr auto MOD_VERSION_STR = "v1.1.3";
constexpr auto MOD_VERSION = 10103;
constexpr auto GAME_VER_COMPAT = 11504;
constexpr auto MOD_VERSION_STR = "v1.1.2";
constexpr auto MOD_VERSION = 10102;
constexpr uint16_t GAME_VER_COMPAT = 11530;
struct Key {
constexpr Key(std::string_view name, int code, ImGuiKey imGuiCode) : name(name), code(code), imGuiCode(imGuiCode) {}
@ -227,6 +227,6 @@ namespace Core {
extern bool exiting;
extern int rendererAPI;
extern DWORD64 gameVer;
extern uint16_t gameVer;
extern void OnPostUpdate();
}

60
EGameTools/source/game/GamePH/Other.cpp
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@ -4,27 +4,59 @@
#include "gen_TPPModel.h"
namespace GamePH {
const DWORD64 GetCurrentGameVersion() {
DWORD64(*pGetCurrentGameVersion)() = (decltype(pGetCurrentGameVersion))Offsets::Get_GetCurrentGameVersion();
if (!pGetCurrentGameVersion)
return 0;
const std::tuple<uint16_t, uint16_t, uint16_t, uint16_t> GetCurrentGameVersion() {
WCHAR inBuf[MAX_PATH] = { 0 };
GetModuleFileNameW(GetModuleHandleW(nullptr), inBuf, static_cast<DWORD>(std::size(inBuf)));
std::wstring fileStr = inBuf;
return pGetCurrentGameVersion();
}
const std::string GameVerToStr(DWORD64 version) {
DWORD64 major = version / 10000;
DWORD64 minor = (version / 100) % 100;
DWORD64 patch = version % 100;
DWORD verHandle;
DWORD verSz = GetFileVersionInfoSizeW(fileStr.data(), &verHandle);
return std::string(std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(patch));
if (verSz != 0 && verHandle == 0) {
std::vector<uint8_t> verData(verSz);
if (GetFileVersionInfoW(fileStr.data(), verHandle, verSz, verData.data())) {
LPVOID buffer;
UINT bufferLength;
if (VerQueryValueW(verData.data(), L"\\", &buffer, &bufferLength) && bufferLength != 0) {
VS_FIXEDFILEINFO* verInfo = reinterpret_cast<VS_FIXEDFILEINFO*>(buffer);
if (verInfo->dwSignature == 0xFEEF04BD) {
const auto major = (verInfo->dwFileVersionMS >> 16) & 0xFFFF;
const auto minor = verInfo->dwFileVersionMS & 0xFFFF;
const auto build = (verInfo->dwFileVersionLS >> 16) & 0xFFFF;
const auto revision = verInfo->dwFileVersionLS & 0xFFFF;
return { major, minor, build, revision };
}
}
}
}
return { 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF };
}
const std::string GetCurrentGameVersionStr() {
if (!GetCurrentGameVersion())
auto [major, minor, build, revision] = GetCurrentGameVersion();
if (major == 0xFFFF || minor == 0xFFFF || build == 0xFFFF || revision == 0xFFFF)
return "UNKNOWN";
return GameVerToStr(GetCurrentGameVersion());
return std::string(std::to_string(major) + std::to_string(minor) + std::to_string(build) + std::to_string(revision));
}
const std::string GameVerToStr(uint16_t version) {
uint16_t major = version / 10000;
uint16_t minor = (version / 100) % 100;
uint16_t build = (version / 10) % 10;
uint16_t revision = version % 10;
return std::string(std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(build) + "." + std::to_string(revision));
}
static DWORD64 ShowTPPModelFunc2(GameDI_PH* pGameDI_PH) {
DWORD64(*pShowTPPModelFunc2)(LPVOID pGameDI_PH) = (decltype(pShowTPPModelFunc2))Offsets::Get_ShowTPPModelFunc2();
if (!pShowTPPModelFunc2)

4
EGameTools/source/game/GamePH/Other.h
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@ -3,9 +3,9 @@
#include <basetsd.h>
namespace GamePH {
extern const DWORD64 GetCurrentGameVersion();
extern const std::string GameVerToStr(DWORD64 version);
extern const std::tuple<uint16_t, uint16_t, uint16_t, uint16_t> GetCurrentGameVersion();
extern const std::string GetCurrentGameVersionStr();
extern const std::string GameVerToStr(uint16_t version);
extern void ShowTPPModel(bool showTPPModel);
extern bool ReloadJumps();
}

1
EGameTools/source/offsets.h
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@ -50,7 +50,6 @@ struct Offsets {
// Functions
AddOffset(ReadVideoSettings, "engine_x64_rwdi.dll", "48 89 5C 24 ?? 48 89 6C 24 ?? 48 89 74 24 ?? 57 48 83 EC ?? 48 8B FA 48 8B D9 45 84 C0", Utils::SigScan::PatternType::Address, LPVOID)
AddOffset(MoveCameraFromForwardUpPos, "engine_x64_rwdi.dll", "48 89 5C 24 ?? 57 48 83 EC ?? 49 8B C1 48 8B F9", Utils::SigScan::PatternType::Address, LPVOID)
AddOffset(GetCurrentGameVersion, "gamedll_ph_x64_rwdi.dll", "B8 ?? ?? ?? ?? C3 CC CC CC CC CC CC CC CC CC CC 48 83 79", Utils::SigScan::PatternType::Address, LPVOID)
AddOffset(CalculateFreeCamCollision, "gamedll_ph_x64_rwdi.dll", "48 8B C4 55 53 56 57 48 8D A8 ?? ?? ?? ?? 48 81 EC ?? ?? ?? ?? 83 B9", Utils::SigScan::PatternType::Address, LPVOID)
AddOffset(AllowCameraMovement, "gamedll_ph_x64_rwdi.dll", "89 91 ?? ?? ?? ?? C3 CC CC CC CC CC CC CC CC CC 48 8B C4 55 56", Utils::SigScan::PatternType::Address, LPVOID)
//AddOffset(GetViewCamera, "engine_x64_rwdi.dll", "E8 [?? ?? ?? ?? 48 85 C0 74 28 48 8B C8", PatternType::RelativePointer, LPVOID)