10 #include "../../stdafx.h" 11 #include "../../crashlog.h" 13 #include "../../core/alloc_func.hpp" 14 #include "../../core/math_func.hpp" 15 #include "../../string_func.h" 16 #include "../../fileio_func.h" 17 #include "../../strings_func.h" 18 #include "../../gamelog.h" 19 #include "../../saveload/saveload.h" 20 #include "../../video/video_driver.hpp" 25 #include "../../safeguards.h" 29 #define PRINTF_PTR "0x%016IX" 31 #define PRINTF_PTR "0x%08X" 39 EXCEPTION_POINTERS *
ep;
41 char *
LogOSVersion(
char *buffer,
const char *last)
const override;
42 char *
LogError(
char *buffer,
const char *last,
const char *
message)
const override;
43 char *
LogStacktrace(
char *buffer,
const char *last)
const override;
44 char *
LogRegisters(
char *buffer,
const char *last)
const override;
45 char *
LogModules(
char *buffer,
const char *last)
const override;
48 int WriteCrashDump(
char *filename,
const char *filename_last)
const override;
49 char *AppendDecodedStacktrace(
char *buffer,
const char *last)
const;
51 char *AppendDecodedStacktrace(
char *buffer,
const char *last)
const {
return buffer; }
70 this->crashlog[0] =
'\0';
71 this->crashlog_filename[0] =
'\0';
72 this->crashdump_filename[0] =
'\0';
73 this->screenshot_filename[0] =
'\0';
87 os.dwOSVersionInfoSize =
sizeof(os);
90 return buffer +
seprintf(buffer, last,
93 " Release: %d.%d.%d (%s)\n",
94 (
int)os.dwMajorVersion,
95 (
int)os.dwMinorVersion,
96 (
int)os.dwBuildNumber,
104 return buffer +
seprintf(buffer, last,
108 " Location: %.16IX\n" 113 (
int)
ep->ExceptionRecord->ExceptionCode,
114 (
size_t)
ep->ExceptionRecord->ExceptionAddress,
115 message ==
nullptr ?
"<none>" : message
122 SYSTEMTIME file_time;
125 static uint32 *_crc_table;
127 static void MakeCRCTable(uint32 *table)
129 uint32 crc, poly = 0xEDB88320L;
135 for (i = 0; i != 256; i++) {
137 for (j = 8; j != 0; j--) {
138 crc = (crc & 1 ? (crc >> 1) ^ poly : crc >> 1);
144 static uint32 CalcCRC(byte *data, uint size, uint32 crc)
146 for (; size > 0; size--) {
147 crc = ((crc >> 8) & 0x00FFFFFF) ^ _crc_table[(crc ^ *data++) & 0xFF];
152 static void GetFileInfo(
DebugFileInfo *dfi,
const TCHAR *filename)
155 memset(dfi, 0,
sizeof(*dfi));
157 file = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ,
nullptr, OPEN_EXISTING, 0, 0);
158 if (file != INVALID_HANDLE_VALUE) {
163 uint32 crc = (uint32)-1;
166 if (ReadFile(file, buffer,
sizeof(buffer), &numread,
nullptr) == 0 || numread == 0) {
170 crc = CalcCRC(buffer, numread, crc);
172 dfi->size = filesize;
173 dfi->crc32 = crc ^ (uint32)-1;
175 if (GetFileTime(file,
nullptr,
nullptr, &write_time)) {
176 FileTimeToSystemTime(&write_time, &dfi->file_time);
183 static char *PrintModuleInfo(
char *output,
const char *last, HMODULE mod)
185 TCHAR buffer[MAX_PATH];
188 GetModuleFileName(mod, buffer, MAX_PATH);
189 GetFileInfo(&dfi, buffer);
190 output +=
seprintf(output, last,
" %-20s handle: %p size: %d crc: %.8X date: %d-%.2d-%.2d %.2d:%.2d:%.2d\n",
196 dfi.file_time.wMonth,
199 dfi.file_time.wMinute,
200 dfi.file_time.wSecond
207 MakeCRCTable(
AllocaM(uint32, 256));
208 BOOL (WINAPI *EnumProcessModules)(HANDLE, HMODULE*, DWORD, LPDWORD);
210 output +=
seprintf(output, last,
"Module information:\n");
212 if (
LoadLibraryList((Function*)&EnumProcessModules,
"psapi.dll\0EnumProcessModules\0\0")) {
213 HMODULE modules[100];
217 HANDLE proc = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());
218 if (proc !=
nullptr) {
219 res = EnumProcessModules(proc, modules,
sizeof(modules), &needed);
222 size_t count =
min(needed /
sizeof(HMODULE),
lengthof(modules));
224 for (
size_t i = 0; i != count; i++) output = PrintModuleInfo(output, last, modules[i]);
225 return output +
seprintf(output, last,
"\n");
229 output = PrintModuleInfo(output, last,
nullptr);
230 return output +
seprintf(output, last,
"\n");
235 buffer +=
seprintf(buffer, last,
"Registers:\n");
238 " RAX: %.16I64X RBX: %.16I64X RCX: %.16I64X RDX: %.16I64X\n" 239 " RSI: %.16I64X RDI: %.16I64X RBP: %.16I64X RSP: %.16I64X\n" 240 " R8: %.16I64X R9: %.16I64X R10: %.16I64X R11: %.16I64X\n" 241 " R12: %.16I64X R13: %.16I64X R14: %.16I64X R15: %.16I64X\n" 242 " RIP: %.16I64X EFLAGS: %.8lX\n",
243 ep->ContextRecord->Rax,
244 ep->ContextRecord->Rbx,
245 ep->ContextRecord->Rcx,
246 ep->ContextRecord->Rdx,
247 ep->ContextRecord->Rsi,
248 ep->ContextRecord->Rdi,
249 ep->ContextRecord->Rbp,
250 ep->ContextRecord->Rsp,
251 ep->ContextRecord->R8,
252 ep->ContextRecord->R9,
253 ep->ContextRecord->R10,
254 ep->ContextRecord->R11,
255 ep->ContextRecord->R12,
256 ep->ContextRecord->R13,
257 ep->ContextRecord->R14,
258 ep->ContextRecord->R15,
259 ep->ContextRecord->Rip,
260 ep->ContextRecord->EFlags
262 #elif defined(_M_IX86) 264 " EAX: %.8X EBX: %.8X ECX: %.8X EDX: %.8X\n" 265 " ESI: %.8X EDI: %.8X EBP: %.8X ESP: %.8X\n" 266 " EIP: %.8X EFLAGS: %.8X\n",
267 (
int)
ep->ContextRecord->Eax,
268 (
int)
ep->ContextRecord->Ebx,
269 (
int)
ep->ContextRecord->Ecx,
270 (
int)
ep->ContextRecord->Edx,
271 (
int)
ep->ContextRecord->Esi,
272 (
int)
ep->ContextRecord->Edi,
273 (
int)
ep->ContextRecord->Ebp,
274 (
int)
ep->ContextRecord->Esp,
275 (
int)
ep->ContextRecord->Eip,
276 (
int)
ep->ContextRecord->EFlags
278 #elif defined(_M_ARM64) 280 " X0: %.16I64X X1: %.16I64X X2: %.16I64X X3: %.16I64X\n" 281 " X4: %.16I64X X5: %.16I64X X6: %.16I64X X7: %.16I64X\n" 282 " X8: %.16I64X X9: %.16I64X X10: %.16I64X X11: %.16I64X\n" 283 " X12: %.16I64X X13: %.16I64X X14: %.16I64X X15: %.16I64X\n" 284 " X16: %.16I64X X17: %.16I64X X18: %.16I64X X19: %.16I64X\n" 285 " X20: %.16I64X X21: %.16I64X X22: %.16I64X X23: %.16I64X\n" 286 " X24: %.16I64X X25: %.16I64X X26: %.16I64X X27: %.16I64X\n" 287 " X28: %.16I64X Fp: %.16I64X Lr: %.16I64X\n",
288 ep->ContextRecord->X0,
289 ep->ContextRecord->X1,
290 ep->ContextRecord->X2,
291 ep->ContextRecord->X3,
292 ep->ContextRecord->X4,
293 ep->ContextRecord->X5,
294 ep->ContextRecord->X6,
295 ep->ContextRecord->X7,
296 ep->ContextRecord->X8,
297 ep->ContextRecord->X9,
298 ep->ContextRecord->X10,
299 ep->ContextRecord->X11,
300 ep->ContextRecord->X12,
301 ep->ContextRecord->X13,
302 ep->ContextRecord->X14,
303 ep->ContextRecord->X15,
304 ep->ContextRecord->X16,
305 ep->ContextRecord->X17,
306 ep->ContextRecord->X18,
307 ep->ContextRecord->X19,
308 ep->ContextRecord->X20,
309 ep->ContextRecord->X21,
310 ep->ContextRecord->X22,
311 ep->ContextRecord->X23,
312 ep->ContextRecord->X24,
313 ep->ContextRecord->X25,
314 ep->ContextRecord->X26,
315 ep->ContextRecord->X27,
316 ep->ContextRecord->X28,
317 ep->ContextRecord->Fp,
318 ep->ContextRecord->Lr
322 buffer +=
seprintf(buffer, last,
"\n Bytes at instruction pointer:\n");
324 byte *b = (byte*)
ep->ContextRecord->Rip;
325 #elif defined(_M_IX86)
326 byte *b = (byte*)
ep->ContextRecord->Eip;
327 #elif defined(_M_ARM64)
328 byte *b = (byte*)
ep->ContextRecord->Pc;
330 for (
int i = 0; i != 24; i++) {
331 if (IsBadReadPtr(b, 1)) {
332 buffer +=
seprintf(buffer, last,
" ??");
334 buffer +=
seprintf(buffer, last,
" %.2X", *b);
338 return buffer +
seprintf(buffer, last,
"\n\n");
343 buffer +=
seprintf(buffer, last,
"Stack trace:\n");
345 uint32 *b = (uint32*)
ep->ContextRecord->Rsp;
346 #elif defined(_M_IX86)
347 uint32 *b = (uint32*)
ep->ContextRecord->Esp;
348 #elif defined(_M_ARM64)
349 uint32 *b = (uint32*)
ep->ContextRecord->Sp;
351 for (
int j = 0; j != 24; j++) {
352 for (
int i = 0; i != 8; i++) {
353 if (IsBadReadPtr(b,
sizeof(uint32))) {
354 buffer +=
seprintf(buffer, last,
" ????????");
356 buffer +=
seprintf(buffer, last,
" %.8X", *b);
360 buffer +=
seprintf(buffer, last,
"\n");
362 return buffer +
seprintf(buffer, last,
"\n");
365 #if defined(_MSC_VER) 366 static const uint MAX_SYMBOL_LEN = 512;
367 static const uint MAX_FRAMES = 64;
369 #pragma warning(disable:4091) 371 #pragma warning(default:4091) 373 char *CrashLogWindows::AppendDecodedStacktrace(
char *buffer,
const char *last)
const 376 static const char dbg_import[] =
382 M(
"SymFunctionTableAccess64")
383 M(
"SymGetModuleBase64")
384 M(
"SymGetModuleInfo64")
385 M(
"SymGetSymFromAddr64")
386 M(
"SymGetLineFromAddr64")
392 BOOL (WINAPI * pSymInitialize)(HANDLE, PCSTR, BOOL);
393 BOOL (WINAPI * pSymSetOptions)(DWORD);
394 BOOL (WINAPI * pSymCleanup)(HANDLE);
395 BOOL (WINAPI * pStackWalk64)(DWORD, HANDLE, HANDLE, LPSTACKFRAME64, PVOID, PREAD_PROCESS_MEMORY_ROUTINE64, PFUNCTION_TABLE_ACCESS_ROUTINE64, PGET_MODULE_BASE_ROUTINE64, PTRANSLATE_ADDRESS_ROUTINE64);
396 PVOID (WINAPI * pSymFunctionTableAccess64)(HANDLE, DWORD64);
397 DWORD64 (WINAPI * pSymGetModuleBase64)(HANDLE, DWORD64);
398 BOOL (WINAPI * pSymGetModuleInfo64)(HANDLE, DWORD64, PIMAGEHLP_MODULE64);
399 BOOL (WINAPI * pSymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64);
400 BOOL (WINAPI * pSymGetLineFromAddr64)(HANDLE, DWORD64, PDWORD, PIMAGEHLP_LINE64);
403 buffer +=
seprintf(buffer, last,
"\nDecoded stack trace:\n");
408 HANDLE hCur = GetCurrentProcess();
409 proc.pSymInitialize(hCur,
nullptr, TRUE);
411 proc.pSymSetOptions(SYMOPT_DEFERRED_LOADS | SYMOPT_FAIL_CRITICAL_ERRORS | SYMOPT_UNDNAME);
415 memset(&frame, 0,
sizeof(frame));
417 frame.AddrPC.Offset =
ep->ContextRecord->Rip;
418 frame.AddrFrame.Offset =
ep->ContextRecord->Rbp;
419 frame.AddrStack.Offset =
ep->ContextRecord->Rsp;
420 #elif defined(_M_IX86) 421 frame.AddrPC.Offset =
ep->ContextRecord->Eip;
422 frame.AddrFrame.Offset =
ep->ContextRecord->Ebp;
423 frame.AddrStack.Offset =
ep->ContextRecord->Esp;
424 #elif defined(_M_ARM64) 425 frame.AddrPC.Offset =
ep->ContextRecord->Pc;
426 frame.AddrFrame.Offset =
ep->ContextRecord->Fp;
427 frame.AddrStack.Offset =
ep->ContextRecord->Sp;
429 frame.AddrPC.Mode = AddrModeFlat;
430 frame.AddrFrame.Mode = AddrModeFlat;
431 frame.AddrStack.Mode = AddrModeFlat;
435 memcpy(&ctx,
ep->ContextRecord,
sizeof(ctx));
438 IMAGEHLP_SYMBOL64 *sym_info = (IMAGEHLP_SYMBOL64*)alloca(
sizeof(IMAGEHLP_SYMBOL64) + MAX_SYMBOL_LEN - 1);
439 sym_info->SizeOfStruct =
sizeof(IMAGEHLP_SYMBOL64);
440 sym_info->MaxNameLength = MAX_SYMBOL_LEN;
443 for (uint num = 0; num < MAX_FRAMES; num++) {
444 if (!proc.pStackWalk64(
446 IMAGE_FILE_MACHINE_AMD64,
448 IMAGE_FILE_MACHINE_I386,
450 hCur, GetCurrentThread(), &frame, &ctx,
nullptr, proc.pSymFunctionTableAccess64, proc.pSymGetModuleBase64,
nullptr))
break;
452 if (frame.AddrPC.Offset == frame.AddrReturn.Offset) {
453 buffer +=
seprintf(buffer, last,
" <infinite loop>\n");
458 const char *mod_name =
"???";
460 IMAGEHLP_MODULE64 module;
461 module.SizeOfStruct =
sizeof(module);
462 if (proc.pSymGetModuleInfo64(hCur, frame.AddrPC.Offset, &module)) {
463 mod_name = module.ModuleName;
467 buffer +=
seprintf(buffer, last,
"[%02d] %-20s " PRINTF_PTR, num, mod_name, frame.AddrPC.Offset);
471 if (proc.pSymGetSymFromAddr64(hCur, frame.AddrPC.Offset, &offset, sym_info)) {
472 buffer +=
seprintf(buffer, last,
" %s + %I64u", sym_info->Name, offset);
475 IMAGEHLP_LINE64 line;
476 line.SizeOfStruct =
sizeof(IMAGEHLP_LINE64);
477 if (proc.pSymGetLineFromAddr64(hCur, frame.AddrPC.Offset, &line_offs, &line)) {
478 buffer +=
seprintf(buffer, last,
" (%s:%d)", line.FileName, line.LineNumber);
481 buffer +=
seprintf(buffer, last,
"\n");
484 proc.pSymCleanup(hCur);
487 return buffer +
seprintf(buffer, last,
"\n*** End of additional info ***\n");
493 HMODULE dbghelp = LoadLibrary(_T(
"dbghelp.dll"));
494 if (dbghelp !=
nullptr) {
495 typedef BOOL (WINAPI *MiniDumpWriteDump_t)(HANDLE, DWORD, HANDLE,
497 CONST PMINIDUMP_EXCEPTION_INFORMATION,
498 CONST PMINIDUMP_USER_STREAM_INFORMATION,
499 CONST PMINIDUMP_CALLBACK_INFORMATION);
500 MiniDumpWriteDump_t funcMiniDumpWriteDump = (MiniDumpWriteDump_t)GetProcAddress(dbghelp,
"MiniDumpWriteDump");
501 if (funcMiniDumpWriteDump !=
nullptr) {
503 HANDLE file = CreateFile(
OTTD2FS(filename), GENERIC_WRITE, 0,
nullptr, CREATE_ALWAYS, 0, 0);
504 HANDLE proc = GetCurrentProcess();
505 DWORD procid = GetCurrentProcessId();
506 MINIDUMP_EXCEPTION_INFORMATION mdei;
507 MINIDUMP_USER_STREAM userstream;
508 MINIDUMP_USER_STREAM_INFORMATION musi;
510 userstream.Type = LastReservedStream + 1;
511 userstream.Buffer = (
void*)this->
crashlog;
512 userstream.BufferSize = (ULONG)strlen(this->
crashlog) + 1;
514 musi.UserStreamCount = 1;
515 musi.UserStreamArray = &userstream;
517 mdei.ThreadId = GetCurrentThreadId();
518 mdei.ExceptionPointers =
ep;
519 mdei.ClientPointers =
false;
521 funcMiniDumpWriteDump(proc, procid, file, MiniDumpWithDataSegs, &mdei, &musi,
nullptr);
526 FreeLibrary(dbghelp);
532 extern bool CloseConsoleLogIfActive();
533 static void ShowCrashlogWindow();
541 static LONG WINAPI ExceptionHandler(EXCEPTION_POINTERS *
ep)
543 if (CrashLogWindows::current !=
nullptr) {
549 static const TCHAR _emergency_crash[] =
550 _T(
"A serious fault condition occurred in the game. The game will shut down.\n")
551 _T(
"As you loaded an emergency savegame no crash information will be generated.\n");
552 MessageBox(
nullptr, _emergency_crash, _T(
"Fatal Application Failure"), MB_ICONERROR);
557 static const TCHAR _saveload_crash[] =
558 _T(
"A serious fault condition occurred in the game. The game will shut down.\n")
559 _T(
"As you loaded an savegame for which you do not have the required NewGRFs\n")
560 _T(
"no crash information will be generated.\n");
561 MessageBox(
nullptr, _saveload_crash, _T(
"Fatal Application Failure"), MB_ICONERROR);
566 CrashLogWindows::current = log;
574 CloseConsoleLogIfActive();
578 ep->ContextRecord->Rip = (DWORD64)ShowCrashlogWindow;
579 ep->ContextRecord->Rsp = (DWORD64)
_safe_esp;
580 #elif defined(_M_IX86) 581 ep->ContextRecord->Eip = (DWORD)ShowCrashlogWindow;
582 ep->ContextRecord->Esp = (DWORD)
_safe_esp;
583 #elif defined(_M_ARM64) 584 ep->ContextRecord->Pc = (DWORD64)ShowCrashlogWindow;
585 ep->ContextRecord->Sp = (DWORD64)
_safe_esp;
587 return EXCEPTION_CONTINUE_EXECUTION;
591 return EXCEPTION_EXECUTE_HANDLER;
594 static void CDECL CustomAbort(
int signal)
596 RaiseException(0xE1212012, 0, 0,
nullptr);
601 #if defined(_M_AMD64) || defined(_M_ARM64) 603 RtlCaptureContext(&ctx);
609 #if defined(_M_ARM64) 615 #if defined(_MSC_VER) 620 asm(
"movl %esp, __safe_esp");
625 signal(SIGABRT, CustomAbort);
626 #if defined(_MSC_VER) 628 _set_abort_behavior(0, _WRITE_ABORT_MSG);
630 SetUnhandledExceptionFilter(ExceptionHandler);
635 static bool _expanded;
637 static const TCHAR _crash_desc[] =
638 _T(
"A serious fault condition occurred in the game. The game will shut down.\n")
639 _T(
"Please send the crash information and the crash.dmp file (if any) to the developers.\n")
640 _T(
"This will greatly help debugging. The correct place to do this is https://github.com/OpenTTD/OpenTTD/issues. ")
641 _T(
"The information contained in the report is displayed below.\n")
642 _T(
"Press \"Emergency save\" to attempt saving the game. Generated file(s):\n")
645 static const TCHAR _save_succeeded[] =
646 _T(
"Emergency save succeeded.\nIts location is '%s'.\n")
647 _T(
"Be aware that critical parts of the internal game state may have become ")
648 _T(
"corrupted. The saved game is not guaranteed to work.");
650 static const TCHAR *
const _expand_texts[] = {_T(
"S&how report >>"), _T(
"&Hide report <<") };
652 static void SetWndSize(HWND wnd,
int mode)
656 GetWindowRect(wnd, &r);
657 SetDlgItemText(wnd, 15, _expand_texts[mode == 1]);
660 GetWindowRect(GetDlgItem(wnd, 11), &r2);
661 int offs = r2.bottom - r2.top + 10;
662 if (mode == 0) offs = -offs;
663 SetWindowPos(wnd, HWND_TOPMOST, 0, 0,
664 r.right - r.left, r.bottom - r.top + offs, SWP_NOMOVE | SWP_NOZORDER);
666 SetWindowPos(wnd, HWND_TOPMOST,
667 (GetSystemMetrics(SM_CXSCREEN) - (r.right - r.left)) / 2,
668 (GetSystemMetrics(SM_CYSCREEN) - (r.bottom - r.top)) / 2,
677 static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARAM lParam)
680 case WM_INITDIALOG: {
685 const char *unix_nl = CrashLogWindows::current->
crashlog;
689 while ((c = Utf8Consume(&unix_nl)) && p <
lastof(dos_nl) - 4) {
696 size_t len = _tcslen(_crash_desc) + 2;
701 TCHAR *text =
AllocaM(TCHAR, len);
704 _tcscat(text, _T(
"\n"));
708 _tcscat(text, _T(
"\n"));
712 SetDlgItemText(wnd, 10, text);
714 SendDlgItemMessage(wnd, 11, WM_SETFONT, (WPARAM)GetStockObject(ANSI_FIXED_FONT), FALSE);
723 char filename[MAX_PATH];
725 size_t len = _tcslen(_save_succeeded) + _tcslen(
OTTD2FS(filename)) + 1;
726 TCHAR *text =
AllocaM(TCHAR, len);
727 _sntprintf(text, len, _save_succeeded,
OTTD2FS(filename));
728 MessageBox(wnd, text, _T(
"Save successful"), MB_ICONINFORMATION);
730 MessageBox(wnd, _T(
"Save failed"), _T(
"Save failed"), MB_ICONINFORMATION);
735 SetWndSize(wnd, _expanded);
747 static void ShowCrashlogWindow()
750 ShowWindow(GetActiveWindow(), FALSE);
751 DialogBox(GetModuleHandle(
nullptr), MAKEINTRESOURCE(100),
nullptr, CrashDialogFunc);
bool GamelogTestEmergency()
Finds out if current game is a loaded emergency savegame.
char crashlog[65536]
Buffer for the generated crash log.
Helper class for creating crash logs.
bool WriteCrashLog(const char *buffer, char *filename, const char *filename_last) const
Write the crash log to a file.
TCHAR * convert_to_fs(const char *name, TCHAR *system_buf, size_t buflen, bool console_cp)
Convert from OpenTTD's encoding to that of the environment in UNICODE.
const char * FS2OTTD(const TCHAR *name)
Convert to OpenTTD's encoding from that of the local environment.
char crashlog_filename[MAX_PATH]
Buffer for the filename of the crash log.
int CDECL seprintf(char *str, const char *last, const char *format,...)
Safer implementation of snprintf; same as snprintf except:
char * LogOSVersion(char *buffer, const char *last) const override
Writes OS' version to the buffer.
Windows implementation for the crash logger.
#define lastof(x)
Get the last element of an fixed size array.
static void InitialiseCrashLog()
Initialiser for crash logs; do the appropriate things so crashes are handled by our crash handler ins...
#define AllocaM(T, num_elements)
alloca() has to be called in the parent function, so define AllocaM() as a macro
virtual int WriteCrashDump(char *filename, const char *filename_last) const
Write the (crash) dump to a file.
bool LoadLibraryList(Function proc[], const char *dll)
Helper function needed by dynamically loading libraries XXX: Hurray for MS only having an ANSI GetPro...
static const char * message
Pointer to the error message.
CrashLogWindows(EXCEPTION_POINTERS *ep=nullptr)
A crash log is always generated when it's generated.
static void AfterCrashLogCleanup()
Try to close the sound/video stuff so it doesn't keep lingering around incorrect video states or so...
char * LogRegisters(char *buffer, const char *last) const override
Writes information about the data in the registers, if there is information about it available...
char * LogModules(char *buffer, const char *last) const override
Writes the dynamically linked libraries/modules to the buffer, if there is information about it avail...
const char * _personal_dir
custom directory for personal settings, saves, newgrf, etc.
bool WriteScreenshot(char *filename, const char *filename_last) const
Write the (crash) screenshot to a file.
char screenshot_filename[MAX_PATH]
Buffer for the filename of the crash screenshot.
#define lengthof(x)
Return the length of an fixed size array.
static T min(const T a, const T b)
Returns the minimum of two values.
const TCHAR * OTTD2FS(const char *name, bool console_cp)
Convert from OpenTTD's encoding to that of the local environment.
char * LogStacktrace(char *buffer, const char *last) const override
Writes the stack trace to the buffer, if there is information about it available. ...
bool WriteSavegame(char *filename, const char *filename_last) const
Write the (crash) savegame to a file.
char * LogError(char *buffer, const char *last, const char *message) const override
Writes actually encountered error to the buffer.
static VideoDriver * GetInstance()
Get the currently active instance of the video driver.
size_t Utf8Encode(char *buf, WChar c)
Encode a unicode character and place it in the buffer.
char crashdump_filename[MAX_PATH]
Buffer for the filename of the crash dump.
void * _safe_esp
Stack pointer for use when 'starting' the crash handler.
static CrashLogWindows * current
Points to the current crash log.
bool SaveloadCrashWithMissingNewGRFs()
Did loading the savegame cause a crash? If so, were NewGRFs missing?
char * FillCrashLog(char *buffer, const char *last) const
Fill the crash log buffer with all data of a crash log.
EXCEPTION_POINTERS * ep
Information about the encountered exception.
uint32 WChar
Type for wide characters, i.e.
declarations of functions for MS windows systems