diff options
Diffstat (limited to 'LauncherInjector/main.cpp')
-rw-r--r-- | LauncherInjector/main.cpp | 407 |
1 files changed, 0 insertions, 407 deletions
diff --git a/LauncherInjector/main.cpp b/LauncherInjector/main.cpp deleted file mode 100644 index 1311759d..00000000 --- a/LauncherInjector/main.cpp +++ /dev/null @@ -1,407 +0,0 @@ -#define WIN32_LEAN_AND_MEAN -#include <windows.h> -#include <tlhelp32.h> -#include <filesystem> -#include <sstream> -#include <fstream> -#include <shlwapi.h> -#include <iostream> - -namespace fs = std::filesystem; - -extern "C" -{ - __declspec(dllexport) DWORD AmdPowerXpressRequestHighPerformance = 0x00000001; - __declspec(dllexport) DWORD NvOptimusEnablement = 0x00000001; -} - -HMODULE hLauncherModule; -HMODULE hHookModule; -HMODULE hTier0Module; - -wchar_t exePath[4096]; -wchar_t buffer[8192]; - -bool noLoadPlugins = false; - -DWORD GetProcessByName(std::wstring processName) -{ - HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); - - PROCESSENTRY32 processSnapshotEntry = {0}; - processSnapshotEntry.dwSize = sizeof(PROCESSENTRY32); - - if (snapshot == INVALID_HANDLE_VALUE) - return 0; - - if (!Process32First(snapshot, &processSnapshotEntry)) - return 0; - - while (Process32Next(snapshot, &processSnapshotEntry)) - { - if (!wcscmp(processSnapshotEntry.szExeFile, processName.c_str())) - { - CloseHandle(snapshot); - return processSnapshotEntry.th32ProcessID; - } - } - - CloseHandle(snapshot); - return 0; -} - -bool GetExePathWide(wchar_t* dest, DWORD destSize) -{ - if (!dest) - return NULL; - if (destSize < MAX_PATH) - return NULL; - - DWORD length = GetModuleFileNameW(NULL, dest, destSize); - return length && PathRemoveFileSpecW(dest); -} - -FARPROC GetLauncherMain() -{ - static FARPROC Launcher_LauncherMain; - if (!Launcher_LauncherMain) - Launcher_LauncherMain = GetProcAddress(hLauncherModule, "LauncherMain"); - return Launcher_LauncherMain; -} - -void LibraryLoadError(DWORD dwMessageId, const wchar_t* libName, const wchar_t* location) -{ - char text[8192]; - std::string message = std::system_category().message(dwMessageId); - - sprintf_s( - text, - "Failed to load the %ls at \"%ls\" (%lu):\n\n%hs\n\nMake sure you followed the Northstar installation instructions carefully " - "before reaching out for help.", - libName, - location, - dwMessageId, - message.c_str()); - - if (dwMessageId == 126 && std::filesystem::exists(location)) - { - sprintf_s( - text, - "%s\n\nThe file at the specified location DOES exist, so this error indicates that one of its *dependencies* failed to be " - "found.\n\nTry the following steps:\n1. Install Visual C++ 2022 Redistributable: " - "https://aka.ms/vs/17/release/vc_redist.x64.exe\n2. Repair game files", - text); - } - else if (!fs::exists("Titanfall2.exe") && (fs::exists("..\\Titanfall2.exe") || fs::exists("..\\..\\Titanfall2.exe"))) - { - auto curDir = std::filesystem::current_path().filename().string(); - auto aboveDir = std::filesystem::current_path().parent_path().filename().string(); - sprintf_s( - text, - "%s\n\nWe detected that in your case you have extracted the files into a *subdirectory* of your Titanfall 2 " - "installation.\nPlease move all the files and folders from current folder (\"%s\") into the Titanfall 2 installation directory " - "just above (\"%s\").\n\nPlease try out the above steps by yourself before reaching out to the community for support.", - text, - curDir.c_str(), - aboveDir.c_str()); - } - else if (!fs::exists("Titanfall2.exe")) - { - sprintf_s( - text, - "%s\n\nRemember: you need to unpack the contents of this archive into your Titanfall 2 game installation directory, not just " - "to any random folder.", - text); - } - else if (fs::exists("Titanfall2.exe")) - { - sprintf_s( - text, - "%s\n\nTitanfall2.exe has been found in the current directory: is the game installation corrupted or did you not unpack all " - "Northstar files here?", - text); - } - - MessageBoxA(GetForegroundWindow(), text, "Northstar Launcher Error", 0); -} - -void EnsureOriginStarted() -{ - if (GetProcessByName(L"Origin.exe") || GetProcessByName(L"EADesktop.exe")) - return; // already started - - // unpacked exe will crash if origin isn't open on launch, so launch it - // get origin path from registry, code here is reversed from OriginSDK.dll - HKEY key; - if (RegOpenKeyExA(HKEY_LOCAL_MACHINE, "SOFTWARE\\WOW6432Node\\Origin", 0, KEY_READ, &key) != ERROR_SUCCESS) - { - MessageBoxA(0, "Error: failed reading Origin path!", "Northstar Launcher Error", MB_OK); - return; - } - - char originPath[520]; - DWORD originPathLength = 520; - if (RegQueryValueExA(key, "ClientPath", 0, 0, (LPBYTE)&originPath, &originPathLength) != ERROR_SUCCESS) - { - MessageBoxA(0, "Error: failed reading Origin path!", "Northstar Launcher Error", MB_OK); - return; - } - - printf("[*] Starting Origin...\n"); - - PROCESS_INFORMATION pi; - memset(&pi, 0, sizeof(pi)); - STARTUPINFO si; - memset(&si, 0, sizeof(si)); - si.cb = sizeof(STARTUPINFO); - si.dwFlags = STARTF_USESHOWWINDOW; - si.wShowWindow = SW_MINIMIZE; - CreateProcessA( - originPath, - (char*)"", - NULL, - NULL, - false, - CREATE_DEFAULT_ERROR_MODE | CREATE_NEW_PROCESS_GROUP, - NULL, - NULL, - (LPSTARTUPINFOA)&si, - &pi); - - printf("[*] Waiting for Origin...\n"); - - // wait for origin to be ready, this process is created when origin is ready enough to launch game without any errors - while (!GetProcessByName(L"OriginClientService.exe") && !GetProcessByName(L"EADesktop.exe")) - Sleep(200); - - CloseHandle(pi.hProcess); - CloseHandle(pi.hThread); -} - -void PrependPath() -{ - wchar_t* pPath; - size_t len; - errno_t err = _wdupenv_s(&pPath, &len, L"PATH"); - if (!err) - { - swprintf_s(buffer, L"PATH=%s\\bin\\x64_retail\\;%s", exePath, pPath); - auto result = _wputenv(buffer); - if (result == -1) - { - MessageBoxW( - GetForegroundWindow(), - L"Warning: could not prepend the current directory to app's PATH environment variable. Something may break because of " - L"that.", - L"Northstar Launcher Warning", - 0); - } - free(pPath); - } - else - { - MessageBoxW( - GetForegroundWindow(), - L"Warning: could not get current PATH environment variable in order to prepend the current directory to it. Something may " - L"break because of that.", - L"Northstar Launcher Warning", - 0); - } -} - -bool ShouldLoadNorthstar(int argc, char* argv[]) -{ - bool loadNorthstar = true; - for (int i = 0; i < argc; i++) - if (!strcmp(argv[i], "-vanilla")) - loadNorthstar = false; - - if (!loadNorthstar) - return loadNorthstar; - - auto runNorthstarFile = std::ifstream("run_northstar.txt"); - if (runNorthstarFile) - { - std::stringstream runNorthstarFileBuffer; - runNorthstarFileBuffer << runNorthstarFile.rdbuf(); - runNorthstarFile.close(); - if (runNorthstarFileBuffer.str().starts_with("0")) - loadNorthstar = false; - } - return loadNorthstar; -} - -bool LoadNorthstar() -{ - FARPROC Hook_Init = nullptr; - { - swprintf_s(buffer, L"%s\\Northstar.dll", exePath); - hHookModule = LoadLibraryExW(buffer, 0, 8u); - if (hHookModule) - Hook_Init = GetProcAddress(hHookModule, "InitialiseNorthstar"); - if (!hHookModule || Hook_Init == nullptr) - { - LibraryLoadError(GetLastError(), L"Northstar.dll", buffer); - return false; - } - } - ((bool (*)())Hook_Init)(); - - FARPROC LoadPlugins = nullptr; - if (!noLoadPlugins) - { - LoadPlugins = GetProcAddress(hHookModule, "LoadPlugins"); - if (!hHookModule || LoadPlugins == nullptr) - { - printf("Failed to get function pointer to LoadPlugins of Northstar.dll\n"); - LibraryLoadError(GetLastError(), L"Northstar.dll", buffer); - return false; - } - ((bool (*)())LoadPlugins)(); - } - - return true; -} - -HMODULE LoadDediStub(const char* name) -{ - // this works because materialsystem_dx11.dll uses relative imports, and even a DLL loaded with an absolute path will take precedence - printf("[*] Loading %s\n", name); - swprintf_s(buffer, L"%s\\bin\\x64_dedi\\%hs", exePath, name); - HMODULE h = LoadLibraryExW(buffer, 0, LOAD_WITH_ALTERED_SEARCH_PATH); - if (!h) - { - wprintf(L"[*] Failed to load stub %hs from \"%ls\": %hs\n", name, buffer, std::system_category().message(GetLastError()).c_str()); - } - return h; -} - -int main(int argc, char* argv[]) -{ - - if (!GetExePathWide(exePath, sizeof(exePath))) - { - MessageBoxA( - GetForegroundWindow(), - "Failed getting game directory.\nThe game cannot continue and has to exit.", - "Northstar Launcher Error", - 0); - return 1; - } - - bool noOriginStartup = false; - bool dedicated = false; - bool nostubs = false; - - for (int i = 0; i < argc; i++) - if (!strcmp(argv[i], "-noOriginStartup")) - noOriginStartup = true; - else if (!strcmp(argv[i], "-dedicated")) // also checked by Northstar.dll - dedicated = true; - else if (!strcmp(argv[i], "-nostubs")) - nostubs = true; - else if (!strcmp(argv[i], "-noplugins")) - noLoadPlugins = true; - - if (!noOriginStartup && !dedicated) - { - EnsureOriginStarted(); - } - - if (dedicated && !nostubs) - { - printf("[*] Loading stubs\n"); - HMODULE gssao, gtxaa, d3d11; - if (!(gssao = GetModuleHandleA("GFSDK_SSAO.win64.dll")) && !(gtxaa = GetModuleHandleA("GFSDK_TXAA.win64.dll")) && - !(d3d11 = GetModuleHandleA("d3d11.dll"))) - { - if (!(gssao = LoadDediStub("GFSDK_SSAO.win64.dll")) || !(gtxaa = LoadDediStub("GFSDK_TXAA.win64.dll")) || - !(d3d11 = LoadDediStub("d3d11.dll"))) - { - if ((!gssao || FreeLibrary(gssao)) && (!gtxaa || FreeLibrary(gtxaa)) && (!d3d11 || FreeLibrary(d3d11))) - { - printf("[*] WARNING: Failed to load d3d11/gfsdk stubs from bin/x64_dedi. " - "The stubs have been unloaded and the original libraries will be used instead.\n"); - } - else - { - // this is highly unlikely - MessageBoxA( - GetForegroundWindow(), - "Failed to load one or more stubs, but could not unload them either.\n" - "The game cannot continue and has to exit.", - "Northstar Launcher Error", - 0); - return 1; - } - } - } - else - { - // this should never happen - printf("[*] WARNING: Failed to load stubs because conflicting modules are already loaded, so those will be used instead " - "(did Northstar initialize too late?).\n"); - } - } - - { - PrependPath(); - - if (!fs::exists("ns_startup_args.txt")) - { - std::ofstream file("ns_startup_args.txt"); - std::string defaultArgs = "-multiple"; - file.write(defaultArgs.c_str(), defaultArgs.length()); - file.close(); - } - if (!fs::exists("ns_startup_args_dedi.txt")) - { - std::ofstream file("ns_startup_args_dedi.txt"); - std::string defaultArgs = "+setplaylist private_match"; - file.write(defaultArgs.c_str(), defaultArgs.length()); - file.close(); - } - - printf("[*] Loading tier0.dll\n"); - swprintf_s(buffer, L"%s\\bin\\x64_retail\\tier0.dll", exePath); - hTier0Module = LoadLibraryExW(buffer, 0, LOAD_WITH_ALTERED_SEARCH_PATH); - if (!hTier0Module) - { - LibraryLoadError(GetLastError(), L"tier0.dll", buffer); - return 1; - } - - bool loadNorthstar = ShouldLoadNorthstar(argc, argv); - if (loadNorthstar) - { - printf("[*] Loading Northstar\n"); - if (!LoadNorthstar()) - return 1; - } - else - printf("[*] Going to load the vanilla game\n"); - - printf("[*] Loading launcher.dll\n"); - swprintf_s(buffer, L"%s\\bin\\x64_retail\\launcher.dll", exePath); - hLauncherModule = LoadLibraryExW(buffer, 0, LOAD_WITH_ALTERED_SEARCH_PATH); - if (!hLauncherModule) - { - LibraryLoadError(GetLastError(), L"launcher.dll", buffer); - return 1; - } - } - - printf("[*] Launching the game...\n"); - auto LauncherMain = GetLauncherMain(); - if (!LauncherMain) - MessageBoxA( - GetForegroundWindow(), - "Failed loading launcher.dll.\nThe game cannot continue and has to exit.", - "Northstar Launcher Error", - 0); - // auto result = ((__int64(__fastcall*)())LauncherMain)(); - // auto result = ((signed __int64(__fastcall*)(__int64))LauncherMain)(0i64); - - return ((int(/*__fastcall*/*)(HINSTANCE, HINSTANCE, LPSTR, int))LauncherMain)( - NULL, NULL, NULL, 0); // the parameters aren't really used anyways -} |