1

#include "stdafx.h"

     2

#include "openttd.h"

     3

#include "debug.h"

     4

#include "functions.h"

     5

#include "macros.h"

     6

#include "saveload.h"

     7

#include "string.h"

     8

#include "table/strings.h"

     9

#include "gfx.h"

    10

#include "window.h"

    11

#include <windows.h>

    12

#include <winnt.h>

    13

#include <wininet.h>

    14

#include <io.h>

    15

#include <fcntl.h>

    16

#include "variables.h"

    17

    18

#include "driver.h"

    19

    20

#include "music/dmusic.h"

    21

#include "music/null_m.h"

    22

#include "music/win32_m.h"

    23

    24

#include "sound/null_s.h"

    25

#include "sound/win32_s.h"

    26

    28

#include "video/null_v.h"

    29

#include "video/win32_v.h"

    30

    31

static bool _has_console;

    32

    33

#if defined(__MINGW32__) || defined(__CYGWIN__)

    34

	#define __TIMESTAMP__   __DATE__ __TIME__

    35

#endif

    36

    37

    38

// Helper function needed by dynamically loading SDL

    39

bool LoadLibraryList(void **proc, const char *dll)

    40

{

    41

	HMODULE lib;

    42

	void *p;

    43

    44

	while (*dll != '\0') {

    45

		lib = LoadLibrary(dll);

    46

		if (lib == NULL)

    47

			return false;

    48

		while (true) {

    49

			while(*dll++ != '\0');

    50

			if (*dll == '\0')

    51

				break;

    52

			p = GetProcAddress(lib, dll);

    53

			if (p == NULL)

    54

				return false;

    55

			*proc++ = p;

    56

		}

    57

		dll++;

    58

	}

    59

	return true;

    60

}

    61

    62

#ifdef _MSC_VER

    63

    64

static const char *_exception_string;

    65

static void *_safe_esp;

    66

static char *_crash_msg;

    67

static bool _expanded;

    68

static bool _did_emerg_save;

    69

static int _ident;

    70

    71

void ShowOSErrorBox(const char *buf)

    72

{

    73

	MyShowCursor(true);

    74

	MessageBoxA(GetActiveWindow(), buf, "Error!", MB_ICONSTOP);

    75

    76

// if exception tracker is enabled, we crash here to let the exception handler handle it.

    77

#if defined(WIN32_EXCEPTION_TRACKER) && !defined(_DEBUG)

    78

	if (*buf == '!') {

    79

		_exception_string = buf;

    80

		*(byte*)0 = 0;

    81

	}

    82

#endif

    83

}

    84

    85

typedef struct DebugFileInfo {

    86

	uint32 size;

    87

	uint32 crc32;

    88

	SYSTEMTIME file_time;

    89

} DebugFileInfo;

    90

    91

static uint32 *_crc_table;

    92

    93

static void MakeCRCTable(uint32 *table) {

    94

	uint32 crc, poly = 0xEDB88320L;

    95

	int i;

    96

	int j;

    97

    98

	_crc_table = table;

    99

   100

	for (i = 0; i != 256; i++) {

   101

		crc = i;

   102

		for (j = 8; j != 0; j--) {

   103

			if (crc & 1)

   104

				crc = (crc >> 1) ^ poly;

   105

			else

   106

				crc >>= 1;

   107

		}

   108

		table[i] = crc;

   109

	}

   110

}

   111

   112

static uint32 CalcCRC(byte *data, uint size, uint32 crc) {

   113

	for (; size > 0; size--) {

   114

		crc = ((crc >> 8) & 0x00FFFFFF) ^ _crc_table[(crc ^ *data++) & 0xFF];

   115

	}

   116

	return crc;

   117

}

   118

   119

static void GetFileInfo(DebugFileInfo *dfi, const char *filename)

   120

{

   121

	memset(dfi, 0, sizeof(dfi));

   122

   123

	{

   124

		HANDLE file;

   125

		byte buffer[1024];

   126

		DWORD numread;

   127

		uint32 filesize = 0;

   128

		FILETIME write_time;

   129

		uint32 crc = (uint32)-1;

   130

   131

		file = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL,

   132

			OPEN_EXISTING, 0, 0);

   133

		if (file != INVALID_HANDLE_VALUE) {

   134

			while(true) {

   135

				if (ReadFile(file, buffer, sizeof(buffer), &numread, NULL) == 0 ||

   136

						numread == 0)

   137

					break;

   138

				filesize += numread;

   139

				crc = CalcCRC(buffer, numread, crc);

   140

			}

   141

			dfi->size = filesize;

   142

			dfi->crc32 = crc ^ (uint32)-1;

   143

   144

			if (GetFileTime(file, NULL, NULL, &write_time)) {

   145

				FileTimeToSystemTime(&write_time, &dfi->file_time);

   146

			}

   147

			CloseHandle(file);

   148

		}

   149

	}

   150

}

   151

   152

   153

static char *PrintModuleInfo(char *output, HMODULE mod)

   154

{

   155

	char buffer[MAX_PATH];

   156

	DebugFileInfo dfi;

   157

   158

	GetModuleFileName(mod, buffer, MAX_PATH);

   159

	GetFileInfo(&dfi, buffer);

   160

	output += sprintf(output, " %-20s handle: %.8X size: %d crc: %.8X date: %d-%.2d-%.2d %.2d:%.2d:%.2d\r\n",

   161

		buffer,

   162

		mod,

   163

		dfi.size,

   164

		dfi.crc32,

   165

		dfi.file_time.wYear,

   166

		dfi.file_time.wMonth,

   167

		dfi.file_time.wDay,

   168

		dfi.file_time.wHour,

   169

		dfi.file_time.wMinute,

   170

		dfi.file_time.wSecond

   171

	);

   172

	return output;

   173

}

   174

   175

static char *PrintModuleList(char *output)

   176

{

   177

	BOOL (WINAPI *EnumProcessModules)(HANDLE,HMODULE*,DWORD,LPDWORD);

   178

	HANDLE proc;

   179

	HMODULE modules[100];

   180

	DWORD needed;

   181

	BOOL res;

   182

	int count,i;

   183

   184

	if (LoadLibraryList((void*)&EnumProcessModules, "psapi.dll\0EnumProcessModules\0")) {

   185

		proc = OpenProcess(PROCESS_ALL_ACCESS, FALSE, GetCurrentProcessId());

   186

		if (proc) {

   187

			res = EnumProcessModules(proc, modules, sizeof(modules), &needed);

   188

			CloseHandle(proc);

   189

			if (res) {

   190

				count =

   191

					min(needed / sizeof(HMODULE), lengthof(modules));

   192

				for (i = 0; i != count; i++)

   193

					output = PrintModuleInfo(output, modules[i]);

   194

				return output;

   195

			}

   196

		}

   197

	}

   198

	output = PrintModuleInfo(output, NULL);

   199

	return output;

   200

}

   201

   202

static const char _crash_desc[] =

   203

	"A serious fault condition occured in the game. The game will shut down.\n"

   204

	"Press \"Submit report\" to send crash information to the developers. "

   205

	"This will greatly help debugging. "

   206

	"The information contained in the report is displayed below.\n"

   207

	"Press \"Emergency save\" to attempt saving the game.";

   208

   209

static const char _save_succeeded[] =

   210

	"Emergency save succeeded.\n"

   211

	"Be aware that critical parts of the internal game state may have become "

   212

	"corrupted. The saved game is not guaranteed to work.";

   213

   214

static bool EmergencySave(void)

   215

{

   216

	SaveOrLoad("crash.sav", SL_SAVE);

   217

	return true;

   218

}

   219

   220

typedef struct {

   221

	HINTERNET (WINAPI *InternetOpenA)(LPCSTR,DWORD, LPCSTR, LPCSTR, DWORD);

   222

	HINTERNET (WINAPI *InternetConnectA)(HINTERNET, LPCSTR, INTERNET_PORT, LPCSTR, LPCSTR, DWORD, DWORD, DWORD);

   223

	HINTERNET (WINAPI *HttpOpenRequestA)(HINTERNET, LPCSTR, LPCSTR, LPCSTR, LPCSTR, LPCSTR *, DWORD, DWORD);

   224

	BOOL (WINAPI *HttpSendRequestA)(HINTERNET, LPCSTR, DWORD, LPVOID, DWORD);

   225

	BOOL (WINAPI *InternetCloseHandle)(HINTERNET);

   226

	BOOL (WINAPI *HttpQueryInfo)(HINTERNET, DWORD, LPVOID, LPDWORD, LPDWORD);

   227

} WinInetProcs;

   228

   229

#define M(x) x "\0"

   230

static const char wininet_files[] =

   231

	M("wininet.dll")

   232

	M("InternetOpenA")

   233

	M("InternetConnectA")

   234

	M("HttpOpenRequestA")

   235

	M("HttpSendRequestA")

   236

	M("InternetCloseHandle")

   237

	M("HttpQueryInfoA")

   238

	M("");

   239

#undef M

   240

   241

static WinInetProcs _wininet;

   242

   243

   244

static char *SubmitCrashReport(HWND wnd, void *msg, size_t msglen, const char *arg)

   245

{

   246

	HINTERNET inet, conn, http;

   247

	char *err = NULL;

   248

	DWORD code, len;

   249

	static char buf[100];

   250

	char buff[100];

   251

   252

	if (_wininet.InternetOpen == NULL && !LoadLibraryList((void**)&_wininet, wininet_files)) return "can't load wininet.dll";

   253

   254

	inet = _wininet.InternetOpen("OTTD", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0 );

   255

	if (inet == NULL) { err = "internetopen failed"; goto error1; }

   256

   257

	conn = _wininet.InternetConnect(inet, "openttd.com", INTERNET_DEFAULT_HTTP_PORT, "", "", INTERNET_SERVICE_HTTP, 0, 0);

   258

	if (conn == NULL) { err = "internetconnect failed"; goto error2; }

   259

   260

	sprintf(buff, "/crash.php?file=%s&ident=%d", arg, _ident);

   261

   262

	http = _wininet.HttpOpenRequest(conn, "POST", buff, NULL, NULL, NULL, INTERNET_FLAG_NO_CACHE_WRITE , 0);

   263

	if (http == NULL) { err = "httpopenrequest failed"; goto error3; }

   264

   265

	if (!_wininet.HttpSendRequest(http, "Content-type: application/binary", -1, msg, msglen)) { err = "httpsendrequest failed"; goto error4; }

   266

   267

	len = sizeof(code);

   268

	if (!_wininet.HttpQueryInfo(http, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER, &code, &len, 0)) { err = "httpqueryinfo failed"; goto error4; }

   269

   270

	if (code != 200) {

   271

		int l = sprintf(buf, "Server said: %d ", code);

   272

		len = sizeof(buf) - l;

   273

		_wininet.HttpQueryInfo(http, HTTP_QUERY_STATUS_TEXT, buf + l, &len, 0);

   274

		err = buf;

   275

	}

   276

   277

error4:

   278

	_wininet.InternetCloseHandle(http);

   279

error3:

   280

	_wininet.InternetCloseHandle(conn);

   281

error2:

   282

	_wininet.InternetCloseHandle(inet);

   283

error1:

   284

	return err;

   285

}

   286

   287

static void SubmitFile(HWND wnd, const char *file)

   288

{

   289

	HANDLE h;

   290

	unsigned long size;

   291

	unsigned long read;

   292

	void *mem;

   293

   294

	h = CreateFile(file, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);

   295

	if (h == NULL) return;

   296

   297

	size = GetFileSize(h, NULL);

   298

	if (size > 500000) goto error1;

   299

   300

	mem = malloc(size);

   301

	if (mem == NULL) goto error1;

   302

   303

	if (!ReadFile(h, mem, size, &read, NULL) || read != size) goto error2;

   304

   305

	SubmitCrashReport(wnd, mem, size, file);

   306

   307

error2:

   308

	free(mem);

   309

error1:

   310

	CloseHandle(h);

   311

}

   312

   313

static const char * const _expand_texts[] = {"S&how report >>", "&Hide report <<" };

   314

   315

static void SetWndSize(HWND wnd, int mode)

   316

{

   317

	RECT r,r2;

   318

	int offs;

   319

   320

	GetWindowRect(wnd, &r);

   321

   322

	SetDlgItemText(wnd, 15, _expand_texts[mode == 1]);

   323

   324

	if (mode >= 0) {

   325

		GetWindowRect(GetDlgItem(wnd, 11), &r2);

   326

		offs = r2.bottom - r2.top + 10;

   327

		if (!mode) offs = -offs;

   328

		SetWindowPos(wnd, HWND_TOPMOST, 0, 0,

   329

			r.right - r.left, r.bottom - r.top + offs, SWP_NOMOVE | SWP_NOZORDER);

   330

	} else {

   331

		SetWindowPos(wnd, HWND_TOPMOST,

   332

			(GetSystemMetrics(SM_CXSCREEN) - (r.right - r.left)) / 2,

   333

			(GetSystemMetrics(SM_CYSCREEN) - (r.bottom - r.top)) / 2,

   334

			0, 0, SWP_NOSIZE);

   335

	}

   336

}

   337

   338

static bool DoEmergencySave(HWND wnd)

   339

{

   340

	bool b = false;

   341

   342

	EnableWindow(GetDlgItem(wnd, 13), FALSE);

   343

	_did_emerg_save = true;

   344

	__try {

   345

		b = EmergencySave();

   346

	} __except (1) {}

   347

	return b;

   348

}

   349

   350

static BOOL CALLBACK CrashDialogFunc(HWND wnd,UINT msg,WPARAM wParam,LPARAM lParam)

   351

{

   352

	switch(msg) {

   353

	case WM_INITDIALOG:

   354

		SetDlgItemText(wnd, 10, _crash_desc);

   355

		SetDlgItemText(wnd, 11, _crash_msg);

   356

		SendDlgItemMessage(wnd, 11, WM_SETFONT, (WPARAM)GetStockObject(ANSI_FIXED_FONT), FALSE);

   357

		SetWndSize(wnd, -1);

   358

		return TRUE;

   359

	case WM_COMMAND:

   360

		switch(wParam) {

   361

		case 12: // Close

   362

			ExitProcess(0);

   363

		case 13: { // Emergency save

   364

			if (DoEmergencySave(wnd))

   365

				MessageBoxA(wnd, _save_succeeded, "Save successful", MB_ICONINFORMATION);

   366

			else

   367

				MessageBoxA(wnd, "Save failed", "Save failed", MB_ICONINFORMATION);

   368

			break;

   369

		}

   370

		case 14: { // Submit crash report

   371

			char *s;

   372

   373

			SetCursor(LoadCursor(NULL, IDC_WAIT));

   374

   375

			s = SubmitCrashReport(wnd, _crash_msg, strlen(_crash_msg), "");

   376

			if (s) {

   377

				MessageBoxA(wnd, s, "Error", MB_ICONSTOP);

   378

				break;

   379

			}

   380

   381

			// try to submit emergency savegame

   382

			if (_did_emerg_save || DoEmergencySave(wnd)) {

   383

				SubmitFile(wnd, "crash.sav");

   384

			}

   385

			// try to submit the autosaved game

   386

			if (_opt.autosave) {

   387

				char buf[40];

   388

				sprintf(buf, "autosave%d.sav", (_autosave_ctr - 1) & 3);

   389

				SubmitFile(wnd, buf);

   390

			}

   391

			EnableWindow(GetDlgItem(wnd, 14), FALSE);

   392

			SetCursor(LoadCursor(NULL, IDC_ARROW));

   393

			MessageBoxA(wnd, "Crash report submitted. Thank you.", "Crash Report", MB_ICONINFORMATION);

   394

			break;

   395

		}

   396

		case 15: // Expand

   397

			_expanded ^= 1;

   398

			SetWndSize(wnd, _expanded);

   399

			break;

   400

		}

   401

		return TRUE;

   402

	case WM_CLOSE:

   403

		ExitProcess(0);

   404

	}

   405

   406

	return FALSE;

   407

}

   408

   409

static void Handler2(void)

   410

{

   411

	ShowCursor(TRUE);

   412

	ShowWindow(GetActiveWindow(), FALSE);

   413

	DialogBox(GetModuleHandle(NULL), MAKEINTRESOURCE(100), NULL, CrashDialogFunc);

   414

}

   415

   416

extern bool CloseConsoleLogIfActive(void);

   417

   418

static LONG WINAPI ExceptionHandler(EXCEPTION_POINTERS *ep)

   419

{

   420

	char *output;

   421

	static bool had_exception;

   422

   423

	if (had_exception) ExitProcess(0);

   424

	had_exception = true;

   425

   426

	_ident = GetTickCount(); // something pretty unique

   427

   428

	MakeCRCTable(alloca(256 * sizeof(uint32)));

   429

	_crash_msg = output = LocalAlloc(LMEM_FIXED, 8192);

   430

   431

	{

   432

		SYSTEMTIME time;

   433

		GetLocalTime(&time);

   434

		output += sprintf(output,

   435

			"*** OpenTTD Crash Report ***\r\n"

   436

			"Date: %d-%.2d-%.2d %.2d:%.2d:%.2d\r\n"

   437

			"Build: %s built on " __TIMESTAMP__ "\r\n",

   438

			time.wYear,

   439

			time.wMonth,

   440

			time.wDay,

   441

			time.wHour,

   442

			time.wMinute,

   443

			time.wSecond,

   444

			"???"

   445

		);

   446

	}

   447

   448

	if (_exception_string)

   449

		output += sprintf(output, "Reason: %s\r\n", _exception_string);

   450

   451

	output += sprintf(output, "Exception %.8X at %.8X\r\n"

   452

		"Registers:\r\n"

   453

		" EAX: %.8X EBX: %.8X ECX: %.8X EDX: %.8X\r\n"

   454

		" ESI: %.8X EDI: %.8X EBP: %.8X ESP: %.8X\r\n"

   455

		" EIP: %.8X EFLAGS: %.8X\r\n"

   456

		"\r\nBytes at CS:EIP:\r\n",

   457

		ep->ExceptionRecord->ExceptionCode,

   458

		ep->ExceptionRecord->ExceptionAddress,

   459

		ep->ContextRecord->Eax,

   460

		ep->ContextRecord->Ebx,

   461

		ep->ContextRecord->Ecx,

   462

		ep->ContextRecord->Edx,

   463

		ep->ContextRecord->Esi,

   464

		ep->ContextRecord->Edi,

   465

		ep->ContextRecord->Ebp,

   466

		ep->ContextRecord->Esp,

   467

		ep->ContextRecord->Eip,

   468

		ep->ContextRecord->EFlags

   469

	);

   470

   471

	{

   472

		byte *b = (byte*)ep->ContextRecord->Eip;

   473

		int i;

   474

		for (i = 0; i != 24; i++) {

   475

			if (IsBadReadPtr(b, 1)) {

   476

				output += sprintf(output, " ??"); // OCR: WAS: , 0);

   477

			} else {

   478

				output += sprintf(output, " %.2X", *b);

   479

			}

   480

			b++;

   481

		}

   482

		output += sprintf(output,

   483

			"\r\n"

   484

			"\r\nStack trace: \r\n"

   485

		);

   486

	}

   487

   488

	{

   489

		int i,j;

   490

		uint32 *b = (uint32*)ep->ContextRecord->Esp;

   491

		for (j = 0; j != 24; j++) {

   492

			for (i = 0; i != 8; i++) {

   493

				if (IsBadReadPtr(b,sizeof(uint32))) {

   494

					output += sprintf(output, " ????????"); //OCR: WAS - , 0);

   495

				} else {

   496

					output += sprintf(output, " %.8X", *b);

   497

				}

   498

				b++;

   499

			}

   500

			output += sprintf(output, "\r\n");

   501

		}

   502

	}

   503

   504

	output += sprintf(output, "\r\nModule information:\r\n");

   505

	output = PrintModuleList(output);

   506

   507

	{

   508

		OSVERSIONINFO os;

   509

		os.dwOSVersionInfoSize = sizeof(os);

   510

		GetVersionEx(&os);

   511

		output += sprintf(output, "\r\nSystem information:\r\n"

   512

			" Windows version %d.%d %d %s\r\n",

   513

			os.dwMajorVersion, os.dwMinorVersion, os.dwBuildNumber, os.szCSDVersion);

   514

	}

   515

   516

	{

   517

		HANDLE file = CreateFile("crash.log", GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);