Function InitThread

src/dllmain.cpp:46–86

All initialisation that touches the filesystem, loads modules, scans memory, or installs detours runs here on a worker thread — we MUST NOT do any of that from inside DllMain (loader lock).

// memory, or installs detours runs here on a worker thread — we MUST NOT do
// any of that from inside DllMain (loader lock).
static uint32_t InitThread(OSTPlatform::DynamicLibrary::ModuleHandle selfModule) {
    Log::Init(selfModule);
    LOG_INFO("OpenSteamTool init thread started");

    if (!InitializeSteamComponents()) {
        LOG_ERROR("InitializeSteamComponents failed");
        return 1;
    }

    Config::Load(ConfigPath);
    Log::InitModules();
    Log::InstallPlatformLogSink();
    SteamDiagnostics::Initialize(SteamclientPath, SteamUIPath);

    // Load pattern files for steamclient64.dll and steamui.dll.
    // Each call computes the SHA-256 of the DLL on disk, checks the local
    // cache, and downloads from GitHub if needed.  Both calls are synchronous
    // but run on this worker thread, never under the loader lock.
    PatternLoader::Load(ui_hModule, SteamUIPath, "steamui");
    PatternLoader::Load(client_hModule, SteamclientPath, "steamclient");

    // IPC method metadata (funcHash, fencepost, argc, ...)
    IPCLoader::Load(SteamclientPath);

    std::vector<std::string> watchDirs = Config::GetLuaPaths();
    watchDirs.push_back(std::string(LuaDir));
    for (const auto& dir : watchDirs)
        LuaConfig::ParseDirectory(dir);

    LuaFileWatcher::Start(watchDirs);
    ConfigFileWatcher::Start(ConfigPath, LuaDir);

    SteamUI::CoreHook();
    SteamClient::CoreHook();

    // Surface any functions that FindPattern() could not locate.
    PatternLoader::ReportMissingFunctions();

    LOG_INFO("OpenSteamTool init complete");
    return 0;
}

BOOL APIENTRY DllMain(HMODULE hModule, DWORD dwReason, PVOID pvReserved)
{