src/bootstrap.cpp
| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include "DetourModKit/bootstrap.hpp" | ||
| 2 | |||
| 3 | #include "DetourModKit/config.hpp" | ||
| 4 | #include "DetourModKit/hook_manager.hpp" | ||
| 5 | #include "DetourModKit/input.hpp" | ||
| 6 | #include "DetourModKit/logger.hpp" | ||
| 7 | #include "DetourModKit/async_logger.hpp" | ||
| 8 | |||
| 9 | #include <DetourModKit.hpp> | ||
| 10 | |||
| 11 | #include <atomic> | ||
| 12 | #include <cstring> | ||
| 13 | #include <exception> | ||
| 14 | |||
| 15 | namespace DetourModKit::Bootstrap | ||
| 16 | { | ||
| 17 | namespace | ||
| 18 | { | ||
| 19 | HANDLE g_shutdown_event = nullptr; | ||
| 20 | HANDLE g_worker_thread = nullptr; | ||
| 21 | HANDLE g_instance_mutex = nullptr; | ||
| 22 | HMODULE g_module = nullptr; | ||
| 23 | std::atomic<bool> g_detach_called{false}; | ||
| 24 | |||
| 25 | std::function<bool()> g_init_fn; | ||
| 26 | std::function<void()> g_shutdown_fn; | ||
| 27 | |||
| 28 | 6 | bool is_target_process(std::string_view expected) noexcept | |
| 29 | { | ||
| 30 |
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6 | if (expected.empty()) |
| 31 | { | ||
| 32 | 1 | return true; | |
| 33 | } | ||
| 34 | |||
| 35 | 5 | char exe_path[MAX_PATH]{}; | |
| 36 | 5 | const DWORD len = GetModuleFileNameA(nullptr, exe_path, MAX_PATH); | |
| 37 |
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5 | if (len == 0 || len >= MAX_PATH) |
| 38 | { | ||
| 39 | ✗ | return false; | |
| 40 | } | ||
| 41 | |||
| 42 | 5 | const char *exe_name = std::strrchr(exe_path, '\\'); | |
| 43 |
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5 | exe_name = exe_name ? exe_name + 1 : exe_path; |
| 44 | |||
| 45 | 5 | std::string expected_copy(expected); | |
| 46 | 5 | return _stricmp(exe_name, expected_copy.c_str()) == 0; | |
| 47 | 5 | } | |
| 48 | |||
| 49 | 4 | bool acquire_instance_mutex(std::string_view prefix) noexcept | |
| 50 | { | ||
| 51 |
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4 | if (prefix.empty()) |
| 52 | { | ||
| 53 | ✗ | return true; | |
| 54 | } | ||
| 55 | |||
| 56 | 4 | wchar_t mutex_name[128]{}; | |
| 57 | 4 | std::wstring wprefix; | |
| 58 | 4 | wprefix.reserve(prefix.size()); | |
| 59 |
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93 | for (char c : prefix) |
| 60 | { | ||
| 61 | 89 | wprefix.push_back(static_cast<wchar_t>(static_cast<unsigned char>(c))); | |
| 62 | } | ||
| 63 | |||
| 64 | 4 | const int n = wsprintfW(mutex_name, L"%s%lu", wprefix.c_str(), GetCurrentProcessId()); | |
| 65 |
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4 | if (n <= 0) |
| 66 | { | ||
| 67 | ✗ | return false; | |
| 68 | } | ||
| 69 | |||
| 70 | 4 | HANDLE h = CreateMutexW(nullptr, FALSE, mutex_name); | |
| 71 |
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4 | if (!h) |
| 72 | { | ||
| 73 | ✗ | return false; | |
| 74 | } | ||
| 75 |
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4 | if (GetLastError() == ERROR_ALREADY_EXISTS) |
| 76 | { | ||
| 77 | 2 | CloseHandle(h); | |
| 78 | 2 | return false; | |
| 79 | } | ||
| 80 | |||
| 81 | 2 | g_instance_mutex = h; | |
| 82 | 2 | return true; | |
| 83 | 4 | } | |
| 84 | |||
| 85 | 2 | DWORD WINAPI lifecycle_thread(LPVOID) noexcept | |
| 86 | { | ||
| 87 | 2 | Logger &logger = Logger::get_instance(); | |
| 88 | |||
| 89 | 2 | bool init_ok = false; | |
| 90 |
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2 | if (g_init_fn) |
| 91 | { | ||
| 92 | try | ||
| 93 | { | ||
| 94 |
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2 | init_ok = g_init_fn(); |
| 95 | } | ||
| 96 |
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1 | catch (const std::exception &e) |
| 97 | { | ||
| 98 | 1 | logger.error("Bootstrap: init_fn threw: {}", e.what()); | |
| 99 | 1 | } | |
| 100 | ✗ | catch (...) | |
| 101 | { | ||
| 102 | ✗ | logger.error("Bootstrap: init_fn threw unknown exception."); | |
| 103 | ✗ | } | |
| 104 | } | ||
| 105 | else | ||
| 106 | { | ||
| 107 | ✗ | init_ok = true; | |
| 108 | } | ||
| 109 | |||
| 110 |
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2 | if (!init_ok) |
| 111 | { | ||
| 112 | 1 | logger.error("Bootstrap: init_fn returned failure; worker idling until detach."); | |
| 113 | } | ||
| 114 | |||
| 115 |
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2 | if (g_shutdown_event) |
| 116 | { | ||
| 117 | 2 | WaitForSingleObject(g_shutdown_event, INFINITE); | |
| 118 | } | ||
| 119 | |||
| 120 |
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2 | if (g_shutdown_fn) |
| 121 | { | ||
| 122 | try | ||
| 123 | { | ||
| 124 |
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2 | g_shutdown_fn(); |
| 125 | } | ||
| 126 |
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1 | catch (const std::exception &e) |
| 127 | { | ||
| 128 | 1 | logger.error("Bootstrap: shutdown_fn threw: {}", e.what()); | |
| 129 | 1 | } | |
| 130 | ✗ | catch (...) | |
| 131 | { | ||
| 132 | ✗ | logger.error("Bootstrap: shutdown_fn threw unknown exception."); | |
| 133 | ✗ | } | |
| 134 | } | ||
| 135 | |||
| 136 | 2 | DMK_Shutdown(); | |
| 137 | 2 | return 0; | |
| 138 | } | ||
| 139 | } // anonymous namespace | ||
| 140 | |||
| 141 | namespace | ||
| 142 | { | ||
| 143 | 1 | void release_instance_mutex_locked() noexcept | |
| 144 | { | ||
| 145 |
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1 | if (g_instance_mutex) |
| 146 | { | ||
| 147 | 1 | CloseHandle(g_instance_mutex); | |
| 148 | 1 | g_instance_mutex = nullptr; | |
| 149 | } | ||
| 150 | 1 | } | |
| 151 | |||
| 152 | // Shared teardown path for early-attach failures. Ensures singletons | ||
| 153 | // initialized by Logger::configure / user init_fn are torn down before | ||
| 154 | // on_dll_attach returns FALSE, so a subsequent DLL load starts clean. | ||
| 155 | ✗ | void unwind_early_attach_failure() noexcept | |
| 156 | { | ||
| 157 | ✗ | if (g_shutdown_event) | |
| 158 | { | ||
| 159 | ✗ | CloseHandle(g_shutdown_event); | |
| 160 | ✗ | g_shutdown_event = nullptr; | |
| 161 | } | ||
| 162 | ✗ | release_instance_mutex_locked(); | |
| 163 | ✗ | g_init_fn = nullptr; | |
| 164 | ✗ | g_shutdown_fn = nullptr; | |
| 165 | ✗ | g_module = nullptr; | |
| 166 | try | ||
| 167 | { | ||
| 168 | ✗ | DMK_Shutdown(); | |
| 169 | } | ||
| 170 | ✗ | catch (...) | |
| 171 | { | ||
| 172 | ✗ | } | |
| 173 | ✗ | } | |
| 174 | } // anonymous namespace | ||
| 175 | |||
| 176 | 7 | [[nodiscard]] BOOL on_dll_attach(HMODULE hMod, | |
| 177 | const ModInfo &info, | ||
| 178 | std::function<bool()> init_fn, | ||
| 179 | std::function<void()> shutdown_fn) | ||
| 180 | { | ||
| 181 |
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7 | if (g_shutdown_event || g_worker_thread) |
| 182 | { | ||
| 183 | 1 | return FALSE; | |
| 184 | } | ||
| 185 | |||
| 186 | 6 | g_module = hMod; | |
| 187 |
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6 | if (hMod) |
| 188 | { | ||
| 189 | 5 | DisableThreadLibraryCalls(hMod); | |
| 190 | } | ||
| 191 | |||
| 192 |
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6 | if (!is_target_process(info.game_process_name)) |
| 193 | { | ||
| 194 | 2 | g_module = nullptr; | |
| 195 | 2 | return FALSE; | |
| 196 | } | ||
| 197 | |||
| 198 |
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4 | if (!acquire_instance_mutex(info.instance_mutex_prefix)) |
| 199 | { | ||
| 200 | 2 | g_module = nullptr; | |
| 201 | 2 | return FALSE; | |
| 202 | } | ||
| 203 | |||
| 204 |
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2 | Logger::configure(info.prefix, info.log_file); |
| 205 | 2 | Logger::get_instance().enable_async_mode(info.async_cfg); | |
| 206 | |||
| 207 | 2 | g_init_fn = std::move(init_fn); | |
| 208 | 2 | g_shutdown_fn = std::move(shutdown_fn); | |
| 209 | |||
| 210 | 2 | g_shutdown_event = CreateEventW(nullptr, TRUE, FALSE, nullptr); | |
| 211 |
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2 | if (!g_shutdown_event) |
| 212 | { | ||
| 213 | ✗ | unwind_early_attach_failure(); | |
| 214 | ✗ | return FALSE; | |
| 215 | } | ||
| 216 | |||
| 217 | 2 | g_worker_thread = CreateThread(nullptr, 0, lifecycle_thread, nullptr, 0, nullptr); | |
| 218 |
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2 | if (!g_worker_thread) |
| 219 | { | ||
| 220 | ✗ | unwind_early_attach_failure(); | |
| 221 | ✗ | return FALSE; | |
| 222 | } | ||
| 223 | |||
| 224 | 2 | return TRUE; | |
| 225 | } | ||
| 226 | |||
| 227 | 5 | void request_shutdown() noexcept | |
| 228 | { | ||
| 229 |
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5 | if (g_shutdown_event) |
| 230 | { | ||
| 231 | 3 | SetEvent(g_shutdown_event); | |
| 232 | } | ||
| 233 | 5 | } | |
| 234 | |||
| 235 | 2 | void on_dll_detach(BOOL is_process_exit) noexcept | |
| 236 | { | ||
| 237 | 2 | bool expected = false; | |
| 238 |
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2 | if (!g_detach_called.compare_exchange_strong(expected, true, |
| 239 | std::memory_order_acq_rel)) | ||
| 240 | { | ||
| 241 | 1 | return; | |
| 242 | } | ||
| 243 | |||
| 244 | // On process exit Windows has already terminated every other thread in | ||
| 245 | // the process before calling DllMain with DLL_PROCESS_DETACH. Waiting | ||
| 246 | // on g_worker_thread would block forever because the worker was | ||
| 247 | // abruptly killed mid-WaitForSingleObject. Skip the wait and run the | ||
| 248 | // explicit shutdown path directly. | ||
| 249 |
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1 | if (is_process_exit) |
| 250 | { | ||
| 251 | ✗ | if (g_shutdown_fn) | |
| 252 | { | ||
| 253 | try | ||
| 254 | { | ||
| 255 | ✗ | g_shutdown_fn(); | |
| 256 | } | ||
| 257 | ✗ | catch (const std::exception &e) | |
| 258 | { | ||
| 259 | try | ||
| 260 | { | ||
| 261 | ✗ | Logger::get_instance().error( | |
| 262 | ✗ | "Bootstrap: shutdown_fn threw: {}", e.what()); | |
| 263 | } | ||
| 264 | ✗ | catch (...) | |
| 265 | { | ||
| 266 | ✗ | } | |
| 267 | ✗ | } | |
| 268 | ✗ | catch (...) | |
| 269 | { | ||
| 270 | try | ||
| 271 | { | ||
| 272 | ✗ | Logger::get_instance().error( | |
| 273 | "Bootstrap: shutdown_fn threw unknown exception."); | ||
| 274 | } | ||
| 275 | ✗ | catch (...) | |
| 276 | { | ||
| 277 | ✗ | } | |
| 278 | ✗ | } | |
| 279 | } | ||
| 280 | try | ||
| 281 | { | ||
| 282 | ✗ | DMK_Shutdown(); | |
| 283 | } | ||
| 284 | ✗ | catch (const std::exception &e) | |
| 285 | { | ||
| 286 | try | ||
| 287 | { | ||
| 288 | ✗ | Logger::get_instance().error( | |
| 289 | ✗ | "Bootstrap: DMK_Shutdown threw: {}", e.what()); | |
| 290 | } | ||
| 291 | ✗ | catch (...) | |
| 292 | { | ||
| 293 | ✗ | } | |
| 294 | ✗ | } | |
| 295 | ✗ | catch (...) | |
| 296 | { | ||
| 297 | try | ||
| 298 | { | ||
| 299 | ✗ | Logger::get_instance().error( | |
| 300 | "Bootstrap: DMK_Shutdown threw unknown exception."); | ||
| 301 | } | ||
| 302 | ✗ | catch (...) | |
| 303 | { | ||
| 304 | ✗ | } | |
| 305 | ✗ | } | |
| 306 | } | ||
| 307 |
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1 | else if (g_shutdown_event) |
| 308 | { | ||
| 309 | // Dynamic unload under loader lock. Signal the worker but do NOT | ||
| 310 | // wait here: blocking under loader lock deadlocks any peer DllMain | ||
| 311 | // that touches Win32 APIs. The contract (see bootstrap.hpp) is | ||
| 312 | // that callers who need a clean unload call request_shutdown() | ||
| 313 | // before FreeLibrary and give the worker time to drain. | ||
| 314 | 1 | SetEvent(g_shutdown_event); | |
| 315 | } | ||
| 316 | |||
| 317 |
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1 | if (g_shutdown_event) |
| 318 | { | ||
| 319 | 1 | CloseHandle(g_shutdown_event); | |
| 320 | 1 | g_shutdown_event = nullptr; | |
| 321 | } | ||
| 322 | |||
| 323 |
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1 | if (g_worker_thread) |
| 324 | { | ||
| 325 | 1 | CloseHandle(g_worker_thread); | |
| 326 | 1 | g_worker_thread = nullptr; | |
| 327 | } | ||
| 328 | |||
| 329 | 1 | release_instance_mutex_locked(); | |
| 330 | 1 | g_module = nullptr; | |
| 331 | } | ||
| 332 | |||
| 333 | 2 | HMODULE module_handle() noexcept | |
| 334 | { | ||
| 335 | 2 | return g_module; | |
| 336 | } | ||
| 337 | |||
| 338 | 8 | void on_logic_dll_unload(std::span<const std::string_view> hook_names, | |
| 339 | std::span<const std::string_view> binding_names) noexcept | ||
| 340 | { | ||
| 341 | 8 | Logger &logger = Logger::get_instance(); | |
| 342 | 8 | size_t hooks_removed = 0; | |
| 343 | 8 | size_t bindings_removed = 0; | |
| 344 | |||
| 345 |
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24 | for (const auto name : hook_names) |
| 346 | { | ||
| 347 | try | ||
| 348 | { | ||
| 349 |
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8 | auto result = HookManager::get_instance().remove_hook(name); |
| 350 |
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8 | if (result) |
| 351 | { | ||
| 352 | 5 | ++hooks_removed; | |
| 353 | } | ||
| 354 | else | ||
| 355 | { | ||
| 356 |
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3 | logger.debug( |
| 357 | "Bootstrap: on_logic_dll_unload: hook '{}' not removed ({}).", | ||
| 358 | 6 | name, Hook::error_to_string(result.error())); | |
| 359 | } | ||
| 360 | } | ||
| 361 | ✗ | catch (const std::exception &e) | |
| 362 | { | ||
| 363 | ✗ | logger.error( | |
| 364 | "Bootstrap: on_logic_dll_unload caught exception removing hook '{}': {}", | ||
| 365 | ✗ | name, e.what()); | |
| 366 | ✗ | } | |
| 367 | ✗ | catch (...) | |
| 368 | { | ||
| 369 | ✗ | logger.error( | |
| 370 | "Bootstrap: on_logic_dll_unload caught unknown exception removing hook '{}'.", | ||
| 371 | name); | ||
| 372 | ✗ | } | |
| 373 | } | ||
| 374 | |||
| 375 |
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25 | for (const auto name : binding_names) |
| 376 | { | ||
| 377 | try | ||
| 378 | { | ||
| 379 | // Pass invoke_callbacks=false because this helper is documented | ||
| 380 | // as safe from DllMain detach paths. User on_state_change(false) | ||
| 381 | // callbacks for held bindings live in the unloading Logic DLL; | ||
| 382 | // running them under loader lock is the deadlock-or-crash | ||
| 383 | // vector that the v3.2.1 leak-on-purpose discipline was set | ||
| 384 | // up to forbid. | ||
| 385 | 9 | bindings_removed += InputManager::get_instance().remove_binding_by_name(name, false); | |
| 386 | } | ||
| 387 | catch (const std::exception &e) | ||
| 388 | { | ||
| 389 | logger.error( | ||
| 390 | "Bootstrap: on_logic_dll_unload caught exception removing binding '{}': {}", | ||
| 391 | name, e.what()); | ||
| 392 | } | ||
| 393 | catch (...) | ||
| 394 | { | ||
| 395 | logger.error( | ||
| 396 | "Bootstrap: on_logic_dll_unload caught unknown exception removing binding '{}'.", | ||
| 397 | name); | ||
| 398 | } | ||
| 399 | } | ||
| 400 | |||
| 401 | 8 | logger.info( | |
| 402 | "Bootstrap: on_logic_dll_unload drained {} hook(s) and {} binding(s).", | ||
| 403 | hooks_removed, bindings_removed); | ||
| 404 | |||
| 405 | // Wipe the Config registry last because the prior hook and | ||
| 406 | // binding teardown may invoke a registered setter one final | ||
| 407 | // time (a setter that observes a binding-driven flag, for | ||
| 408 | // instance). Clearing first would orphan that final-fire path | ||
| 409 | // mid-call. The registered std::function setters' call | ||
| 410 | // operators, vtables, and destructors live in the Logic DLL's | ||
| 411 | // .text segment; once the loader unmaps that segment, every | ||
| 412 | // surviving entry becomes a use-after-unload hazard. The next | ||
| 413 | // attach's replace_or_append destroys the stale slot before | ||
| 414 | // installing the fresh one, which would invoke the old | ||
| 415 | // setter's destructor against freed pages. | ||
| 416 | try | ||
| 417 | { | ||
| 418 |
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8 | Config::clear_registered_items(); |
| 419 | } | ||
| 420 | ✗ | catch (const std::exception &e) | |
| 421 | { | ||
| 422 | try | ||
| 423 | { | ||
| 424 | ✗ | logger.error( | |
| 425 | "Bootstrap: on_logic_dll_unload caught exception in clear_registered_items: {}", | ||
| 426 | ✗ | e.what()); | |
| 427 | } | ||
| 428 | ✗ | catch (...) | |
| 429 | { | ||
| 430 | ✗ | } | |
| 431 | ✗ | } | |
| 432 | ✗ | catch (...) | |
| 433 | { | ||
| 434 | try | ||
| 435 | { | ||
| 436 | ✗ | logger.error( | |
| 437 | "Bootstrap: on_logic_dll_unload caught unknown exception in clear_registered_items."); | ||
| 438 | } | ||
| 439 | ✗ | catch (...) | |
| 440 | { | ||
| 441 | ✗ | } | |
| 442 | ✗ | } | |
| 443 | 8 | } | |
| 444 | |||
| 445 | 9 | void on_logic_dll_unload_all() noexcept | |
| 446 | { | ||
| 447 | 9 | Logger &logger = Logger::get_instance(); | |
| 448 | |||
| 449 | // Hooks first so the original prologue bytes are restored before | ||
| 450 | // the binding teardown can disturb any callback that still trampolines | ||
| 451 | // through SafetyHook. remove_all_hooks() resets m_shutdown_called | ||
| 452 | // at the end, leaving HookManager re-usable for the next attach. | ||
| 453 | try | ||
| 454 | { | ||
| 455 |
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9 | HookManager::get_instance().remove_all_hooks(); |
| 456 | } | ||
| 457 | ✗ | catch (const std::exception &e) | |
| 458 | { | ||
| 459 | try | ||
| 460 | { | ||
| 461 | ✗ | logger.error( | |
| 462 | "Bootstrap: on_logic_dll_unload_all caught exception in remove_all_hooks: {}", | ||
| 463 | ✗ | e.what()); | |
| 464 | } | ||
| 465 | ✗ | catch (...) | |
| 466 | { | ||
| 467 | ✗ | } | |
| 468 | ✗ | } | |
| 469 | ✗ | catch (...) | |
| 470 | { | ||
| 471 | try | ||
| 472 | { | ||
| 473 | ✗ | logger.error( | |
| 474 | "Bootstrap: on_logic_dll_unload_all caught unknown exception in remove_all_hooks."); | ||
| 475 | } | ||
| 476 | ✗ | catch (...) | |
| 477 | { | ||
| 478 | ✗ | } | |
| 479 | ✗ | } | |
| 480 | |||
| 481 | // clear_bindings() leaves the poll thread running and ready to accept | ||
| 482 | // fresh bindings, matching the "tear down per-Logic-DLL state but keep | ||
| 483 | // the manager re-usable" contract that the named-list overload honours. | ||
| 484 | // Pass invoke_callbacks=false because this helper is documented as | ||
| 485 | // safe from DllMain detach paths: user release callbacks live in the | ||
| 486 | // unloading Logic DLL and must not be invoked under loader lock. | ||
| 487 | try | ||
| 488 | { | ||
| 489 | 9 | InputManager::get_instance().clear_bindings(false); | |
| 490 | } | ||
| 491 | catch (const std::exception &e) | ||
| 492 | { | ||
| 493 | try | ||
| 494 | { | ||
| 495 | logger.error( | ||
| 496 | "Bootstrap: on_logic_dll_unload_all caught exception in clear_bindings: {}", | ||
| 497 | e.what()); | ||
| 498 | } | ||
| 499 | catch (...) | ||
| 500 | { | ||
| 501 | } | ||
| 502 | } | ||
| 503 | catch (...) | ||
| 504 | { | ||
| 505 | try | ||
| 506 | { | ||
| 507 | logger.error( | ||
| 508 | "Bootstrap: on_logic_dll_unload_all caught unknown exception in clear_bindings."); | ||
| 509 | } | ||
| 510 | catch (...) | ||
| 511 | { | ||
| 512 | } | ||
| 513 | } | ||
| 514 | |||
| 515 | try | ||
| 516 | { | ||
| 517 |
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9 | logger.info("Bootstrap: on_logic_dll_unload_all drained all hooks and bindings."); |
| 518 | } | ||
| 519 | ✗ | catch (...) | |
| 520 | { | ||
| 521 | ✗ | } | |
| 522 | |||
| 523 | // Wipe the Config registry last for the same reason as the | ||
| 524 | // named-list overload: the prior remove_all_hooks / | ||
| 525 | // clear_bindings calls may fire a registered setter one final | ||
| 526 | // time, and clearing first would orphan that path. The | ||
| 527 | // registered std::function setters' call operators, vtables, | ||
| 528 | // and destructors live in the unloading Logic DLL's .text; | ||
| 529 | // every surviving entry becomes a use-after-unload hazard the | ||
| 530 | // moment the loader reclaims those pages. | ||
| 531 | try | ||
| 532 | { | ||
| 533 |
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9 | Config::clear_registered_items(); |
| 534 | } | ||
| 535 | ✗ | catch (const std::exception &e) | |
| 536 | { | ||
| 537 | try | ||
| 538 | { | ||
| 539 | ✗ | logger.error( | |
| 540 | "Bootstrap: on_logic_dll_unload_all caught exception in clear_registered_items: {}", | ||
| 541 | ✗ | e.what()); | |
| 542 | } | ||
| 543 | ✗ | catch (...) | |
| 544 | { | ||
| 545 | ✗ | } | |
| 546 | ✗ | } | |
| 547 | ✗ | catch (...) | |
| 548 | { | ||
| 549 | try | ||
| 550 | { | ||
| 551 | ✗ | logger.error( | |
| 552 | "Bootstrap: on_logic_dll_unload_all caught unknown exception in clear_registered_items."); | ||
| 553 | } | ||
| 554 | ✗ | catch (...) | |
| 555 | { | ||
| 556 | ✗ | } | |
| 557 | ✗ | } | |
| 558 | 9 | } | |
| 559 | } // namespace DetourModKit::Bootstrap | ||
| 560 |