diff options
Diffstat (limited to 'loader_wsock32_proxy/loader.cpp')
-rw-r--r-- | loader_wsock32_proxy/loader.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/loader_wsock32_proxy/loader.cpp b/loader_wsock32_proxy/loader.cpp new file mode 100644 index 00000000..907caa9d --- /dev/null +++ b/loader_wsock32_proxy/loader.cpp @@ -0,0 +1,86 @@ +#include "pch.h" +#include "loader.h" +#include "../NorthstarDedicatedTest/hookutils.h" +#include <string> +#include <system_error> +#include <sstream> +#include <fstream> + +void LibraryLoadError(DWORD dwMessageId, const wchar_t* libName, const wchar_t* location) +{ + char text[2048]; + std::string message = std::system_category().message(dwMessageId); + sprintf_s(text, "Failed to load the %ls at \"%ls\" (%lu):\n\n%hs", libName, location, dwMessageId, message.c_str()); + MessageBoxA(GetForegroundWindow(), text, "Northstar Wsock32 Proxy Error", 0); +} + +bool ShouldLoadNorthstar() +{ + bool loadNorthstar = strstr(GetCommandLineA(), "-northstar"); + + 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 = true; + } + return loadNorthstar; +} + +bool LoadNorthstar() +{ + FARPROC Hook_Init = nullptr; + { + swprintf_s(dllPath, L"%s\\Northstar.dll", exePath); + auto hHookModule = LoadLibraryExW(dllPath, 0, LOAD_WITH_ALTERED_SEARCH_PATH); + if (hHookModule) Hook_Init = GetProcAddress(hHookModule, "InitialiseNorthstar"); + if (!hHookModule || Hook_Init == nullptr) + { + LibraryLoadError(GetLastError(), L"Northstar.dll", dllPath); + return false; + } + } + + ((bool (*)()) Hook_Init)(); + return true; +} + +typedef int(*LauncherMainType)(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow); +LauncherMainType LauncherMainOriginal; + +int LauncherMainHook(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nCmdShow) +{ + if (ShouldLoadNorthstar()) + LoadNorthstar(); + return LauncherMainOriginal(hInstance, hPrevInstance, lpCmdLine, nCmdShow); +} + +bool ProvisionNorthstar() +{ + if (!ShouldLoadNorthstar()) + return true; + + if (MH_Initialize() != MH_OK) + { + MessageBoxA(GetForegroundWindow(), "MH_Initialize failed\nThe game cannot continue and has to exit.", "Northstar Wsock32 Proxy Error", 0); + return false; + } + + auto launcherHandle = GetModuleHandleA("launcher.dll"); + if (!launcherHandle) + { + MessageBoxA(GetForegroundWindow(), "Launcher isn't loaded yet.\nThe game cannot continue and has to exit.", "Northstar Wsock32 Proxy Error", 0); + return false; + } + + HookEnabler hook; + ENABLER_CREATEHOOK(hook, GetProcAddress(launcherHandle, "LauncherMain"), &LauncherMainHook, reinterpret_cast<LPVOID*>(&LauncherMainOriginal)); + + return true; +}
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