fixscancodemap.cpp

   1 #include "fixscancodemap.h"\r
   2 #include "misc.h"\r
   3 #include "windowstool.h"\r
   4 #include <tchar.h>\r
   5 #include <tlhelp32.h>\r
   6 #include <process.h>\r
   7 \r
   8 #pragma runtime_checks( "", off )\r
   9 static DWORD WINAPI invokeFunc(InjectInfo *info)\r
  10 {\r
  11         BOOL ret;\r
  12         HANDLE hToken;\r
  13         HMODULE hAdvapi32;\r
  14         DWORD result = 0;\r
  15 \r
  16         FpImpersonateLoggedOnUser pImpersonateLoggedOnUser;\r
  17         FpRevertToSelf pRevertToSelf;\r
  18         FpOpenProcessToken pOpenProcessToken;\r
  19 \r
  20         hAdvapi32 = info->pGetModuleHandle(info->advapi32_);\r
  21 \r
  22         pImpersonateLoggedOnUser = (FpImpersonateLoggedOnUser)info->pGetProcAddress(hAdvapi32, info->impersonateLoggedOnUser_);\r
  23         pRevertToSelf = (FpRevertToSelf)info->pGetProcAddress(hAdvapi32, info->revertToSelf_);\r
  24         pOpenProcessToken = (FpOpenProcessToken)info->pGetProcAddress(hAdvapi32, info->openProcessToken_);\r
  25 \r
  26         HANDLE hProcess = info->pOpenProcess(PROCESS_QUERY_INFORMATION, FALSE, info->pid_);\r
  27         if (hProcess == NULL) {\r
  28                 result = YAMY_ERROR_ON_OPEN_YAMY_PROCESS;\r
  29                 goto exit;\r
  30         }\r
  31 \r
  32         ret = pOpenProcessToken(hProcess, TOKEN_QUERY | TOKEN_DUPLICATE , &hToken);\r
  33         if (ret == FALSE) {\r
  34                 result = YAMY_ERROR_ON_OPEN_YAMY_TOKEN;\r
  35                 goto exit;\r
  36         }\r
  37 \r
  38         ret = pImpersonateLoggedOnUser(hToken);\r
  39         if (ret == FALSE) {\r
  40                 result = YAMY_ERROR_ON_IMPERSONATE;\r
  41                 goto exit;\r
  42         }\r
  43 \r
  44         if (info->isVistaOrLater_) {\r
  45                 info->pUpdate4(1);\r
  46         } else {\r
  47                 info->pUpdate8(0, 1);\r
  48         }\r
  49 \r
  50         ret = pRevertToSelf();\r
  51         if (ret == FALSE) {\r
  52                 result = YAMY_ERROR_ON_REVERT_TO_SELF;\r
  53                 goto exit;\r
  54         }\r
  55 \r
  56 exit:\r
  57         if (hToken != NULL) {\r
  58                 info->pCloseHandle(hToken);\r
  59         }\r
  60 \r
  61         if (hProcess != NULL) {\r
  62                 info->pCloseHandle(hProcess);\r
  63         }\r
  64 \r
  65         return result;\r
  66 }\r
  67 static int afterFunc(int arg)\r
  68 {\r
  69         // dummy operation\r
  70         // if this function empty, optimizer unify this with other empty functions.\r
  71         // following code avoid it.\r
  72         arg *= 710810; // non-sense operation\r
  73         return arg;\r
  74 }\r
  75 #pragma runtime_checks( "", restore )\r
  76 \r
  77 const DWORD FixScancodeMap::s_fixEntryNum = 4;\r
  78 const DWORD FixScancodeMap::s_fixEntry[] = {\r
  79         0x003ae03a,\r
  80         0x0029e029,\r
  81         0x0070e070,\r
  82         0x007be07b,\r
  83 };\r
  84 \r
  85 int FixScancodeMap::acquirePrivileges()\r
  86 {\r
  87         int ret = 0;\r
  88         HANDLE hToken = NULL;\r
  89 \r
  90         if (!OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES, &hToken)) {\r
  91                 ret = YAMY_ERROR_ON_OPEN_CURRENT_PROCESS;\r
  92                 goto exit;\r
  93         }\r
  94 \r
  95         LUID luid;\r
  96         if (!LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &luid)) {\r
  97                 ret = YAMY_ERROR_ON_LOOKUP_PRIVILEGE;\r
  98                 goto exit;\r
  99         }\r
 100 \r
 101         TOKEN_PRIVILEGES tk_priv;\r
 102         tk_priv.PrivilegeCount = 1;\r
 103         tk_priv.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;\r
 104         tk_priv.Privileges[0].Luid = luid;\r
 105 \r
 106         if (!AdjustTokenPrivileges(hToken, FALSE, &tk_priv, 0, NULL, NULL)) {\r
 107                 ret = YAMY_ERROR_ON_ADJUST_PRIVILEGE;\r
 108                 goto exit;\r
 109         }\r
 110 \r
 111 exit:\r
 112         if (hToken != NULL) {\r
 113             CloseHandle(hToken);\r
 114         }\r
 115         return ret;\r
 116 }\r
 117 \r
 118 \r
 119 DWORD FixScancodeMap::getWinLogonPid()\r
 120 {\r
 121     DWORD pid = 0;\r
 122         DWORD mySessionId = 0;\r
 123 \r
 124         if (ProcessIdToSessionId(GetCurrentProcessId(), &mySessionId) == FALSE) {\r
 125                 return 0;\r
 126         }\r
 127 \r
 128         HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);\r
 129         if (hSnap == INVALID_HANDLE_VALUE) {\r
 130                 return 0;\r
 131         }\r
 132 \r
 133         PROCESSENTRY32 pe;\r
 134         pe.dwSize = sizeof(pe);\r
 135 \r
 136     BOOL bResult = Process32First(hSnap, &pe);\r
 137         while (bResult){\r
 138                 if (!_tcsicmp(pe.szExeFile, _T("winlogon.exe"))) {\r
 139                         DWORD sessionId;\r
 140 \r
 141                         if (ProcessIdToSessionId(pe.th32ProcessID, &sessionId) != FALSE) {\r
 142                                 if (sessionId == mySessionId) {\r
 143                                         pid = pe.th32ProcessID;\r
 144                                         break;\r
 145                                 }\r
 146                         }\r
 147                 }\r
 148                 bResult = Process32Next(hSnap, &pe);\r
 149         }\r
 150 \r
 151         CloseHandle(hSnap);\r
 152         return pid;\r
 153 }\r
 154 \r
 155 \r
 156 bool FixScancodeMap::clean(WlInfo wl)\r
 157 {\r
 158         int ret = 0;\r
 159 \r
 160         if (wl.m_hThread != NULL) {\r
 161                 DWORD result;\r
 162 \r
 163                 if (WaitForSingleObject(wl.m_hThread, 5000) == WAIT_TIMEOUT) {\r
 164                         return false;\r
 165                 }\r
 166 \r
 167                 GetExitCodeThread(wl.m_hThread, &result);\r
 168                 CloseHandle(wl.m_hThread);\r
 169 \r
 170                 if (wl.m_remoteMem != NULL && wl.m_hProcess != NULL) {\r
 171                         VirtualFreeEx(wl.m_hProcess, wl.m_remoteMem, 0, MEM_RELEASE);\r
 172                 }\r
 173 \r
 174                 if (wl.m_remoteInfo != NULL && wl.m_hProcess != NULL) {\r
 175                         VirtualFreeEx(wl.m_hProcess, wl.m_remoteInfo, 0, MEM_RELEASE);\r
 176                 }\r
 177 \r
 178                 if (wl.m_hProcess != NULL) {\r
 179                         CloseHandle(wl.m_hProcess);\r
 180                 }\r
 181         }\r
 182 \r
 183         return true;\r
 184 }\r
 185 \r
 186 \r
 187 int FixScancodeMap::injectThread(DWORD dwPID)\r
 188 {\r
 189         int ret = 0;\r
 190         DWORD err = 0;\r
 191         BOOL wFlag;\r
 192         WlInfo wi;\r
 193 \r
 194         wi.m_hProcess = NULL;\r
 195         wi.m_remoteMem = NULL;\r
 196         wi.m_remoteInfo = NULL;\r
 197         wi.m_hThread = NULL;\r
 198 \r
 199         ULONG_PTR invokeFuncAddr = (ULONG_PTR)invokeFunc;\r
 200         ULONG_PTR afterFuncAddr = (ULONG_PTR)afterFunc;\r
 201         SIZE_T memSize =  afterFuncAddr - invokeFuncAddr;\r
 202 \r
 203         if ((wi.m_hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, dwPID)) == NULL) {\r
 204                 ret = YAMY_ERROR_ON_OPEN_WINLOGON_PROCESS;\r
 205                 goto exit;\r
 206         }\r
 207 \r
 208         wi.m_remoteMem = VirtualAllocEx(wi.m_hProcess, NULL, memSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE);\r
 209         if (wi.m_remoteMem == NULL) {\r
 210                 ret = YAMY_ERROR_ON_VIRTUALALLOCEX;\r
 211                 err = GetLastError();\r
 212                 goto exit;\r
 213         }\r
 214 \r
 215         wFlag = WriteProcessMemory(wi.m_hProcess, wi.m_remoteMem, (char*)invokeFunc, memSize, (SIZE_T*)0);\r
 216         if (wFlag == FALSE) {\r
 217                 ret = YAMY_ERROR_ON_WRITEPROCESSMEMORY;\r
 218                 goto exit;\r
 219         }\r
 220 \r
 221         wi.m_remoteInfo = VirtualAllocEx(wi.m_hProcess, NULL, sizeof(m_info), MEM_COMMIT, PAGE_READWRITE);\r
 222         if (wi.m_remoteInfo == NULL) {\r
 223                 ret = YAMY_ERROR_ON_VIRTUALALLOCEX;\r
 224                 err = GetLastError();\r
 225                 goto exit;\r
 226         }\r
 227 \r
 228         wFlag = WriteProcessMemory(wi.m_hProcess, wi.m_remoteInfo, (char*)&m_info, sizeof(m_info), (SIZE_T*)0);\r
 229         if (wFlag == FALSE) {\r
 230                 ret = YAMY_ERROR_ON_WRITEPROCESSMEMORY;\r
 231                 goto exit;\r
 232         }\r
 233 \r
 234         wi.m_hThread = CreateRemoteThread(wi.m_hProcess, NULL, 0, \r
 235                 (LPTHREAD_START_ROUTINE)wi.m_remoteMem, wi.m_remoteInfo, 0, NULL);\r
 236         if (wi.m_hThread == NULL) {\r
 237                 ret = YAMY_ERROR_ON_CREATEREMOTETHREAD;\r
 238                 goto exit;\r
 239         }\r
 240 \r
 241         if (WaitForSingleObject(wi.m_hThread, 5000) == WAIT_TIMEOUT) {\r
 242                 ret = YAMY_ERROR_TIMEOUT_INJECTION;\r
 243                 m_wlTrash.push_back(wi);\r
 244                 goto dirty_exit;\r
 245         }\r
 246         DWORD result = -1;\r
 247         GetExitCodeThread(wi.m_hThread, &result);\r
 248         ret = result;\r
 249         CloseHandle(wi.m_hThread);\r
 250         wi.m_hThread = NULL;\r
 251 \r
 252 exit:\r
 253         if (wi.m_remoteMem != NULL && wi.m_hProcess != NULL) {\r
 254                 VirtualFreeEx(wi.m_hProcess, wi.m_remoteMem, 0, MEM_RELEASE);\r
 255                 wi.m_remoteMem = NULL;\r
 256         }\r
 257 \r
 258         if (wi.m_remoteInfo != NULL && wi.m_hProcess != NULL) {\r
 259                 VirtualFreeEx(wi.m_hProcess, wi.m_remoteInfo, 0, MEM_RELEASE);\r
 260                 wi.m_remoteInfo = NULL;\r
 261         }\r
 262 \r
 263         if (wi.m_hProcess != NULL) {\r
 264                 CloseHandle(wi.m_hProcess);\r
 265                 wi.m_hProcess = NULL;\r
 266         }\r
 267 \r
 268 dirty_exit:\r
 269         return ret;\r
 270 }\r
 271 \r
 272 int FixScancodeMap::update()\r
 273 {\r
 274         MINIMIZEDMETRICS mm;\r
 275         int result = 0;\r
 276 \r
 277         if (m_errorOnConstruct) {\r
 278                 result = m_errorOnConstruct;\r
 279                 goto exit;\r
 280         }\r
 281 \r
 282         m_wlTrash.erase(remove_if(m_wlTrash.begin(), m_wlTrash.end(), FixScancodeMap::clean), m_wlTrash.end());\r
 283 \r
 284         memset(&mm, 0, sizeof(mm));\r
 285         mm.cbSize = sizeof(mm);\r
 286         SystemParametersInfo(SPI_GETMINIMIZEDMETRICS, sizeof(mm), &mm, 0);\r
 287 \r
 288         result = injectThread(m_winlogonPid);\r
 289         if (result == YAMY_ERROR_TIMEOUT_INJECTION) {\r
 290                 // retry once\r
 291                 result = injectThread(m_winlogonPid);\r
 292                 if (result == YAMY_SUCCESS) {\r
 293                         result = YAMY_ERROR_RETRY_INJECTION_SUCCESS;\r
 294                 }\r
 295         }\r
 296 \r
 297         mm.iArrange = ARW_HIDE;\r
 298         SystemParametersInfo(SPI_SETMINIMIZEDMETRICS, sizeof(mm), &mm, 0);\r
 299 \r
 300 exit:\r
 301         return result;\r
 302 }\r
 303 \r
 304 int FixScancodeMap::fix()\r
 305 {\r
 306         ScancodeMap *origMap, *fixMap;\r
 307         DWORD origSize, fixSize;\r
 308         bool ret;\r
 309         int result = 0;\r
 310 \r
 311         // save original Scancode Map\r
 312         ret = m_pReg->read(_T("Scancode Map"), NULL, &origSize, NULL, 0);\r
 313         if (ret) {\r
 314                 origMap = reinterpret_cast<ScancodeMap*>(malloc(origSize));\r
 315                 if (origMap == NULL) {\r
 316                         result = YAMY_ERROR_NO_MEMORY;\r
 317                         goto exit;\r
 318                 }\r
 319 \r
 320                 ret = m_pReg->read(_T("Scancode Map"), reinterpret_cast<BYTE*>(origMap), &origSize, NULL, 0);\r
 321                 if (ret == false) {\r
 322                         result = YAMY_ERROR_ON_READ_SCANCODE_MAP;\r
 323                         goto exit;\r
 324                 }\r
 325 \r
 326                 fixSize = origSize;\r
 327                 fixMap = reinterpret_cast<ScancodeMap*>(malloc(origSize + s_fixEntryNum * sizeof(s_fixEntry[0])));\r
 328                 if (fixMap == NULL) {\r
 329                         result = YAMY_ERROR_NO_MEMORY;\r
 330                         goto exit;\r
 331                 }\r
 332 \r
 333                 memcpy_s(fixMap, origSize + s_fixEntryNum, origMap, origSize);\r
 334         } else {\r
 335                 origSize = 0;\r
 336                 origMap = NULL;\r
 337 \r
 338                 fixSize = sizeof(ScancodeMap);\r
 339                 fixMap = reinterpret_cast<ScancodeMap*>(malloc(sizeof(ScancodeMap) + s_fixEntryNum * sizeof(s_fixEntry[0])));\r
 340                 if (fixMap == NULL) {\r
 341                         result = YAMY_ERROR_NO_MEMORY;\r
 342                         goto exit;\r
 343                 }\r
 344 \r
 345                 fixMap->header1 = 0;\r
 346                 fixMap->header2 = 0;\r
 347                 fixMap->count = 1;\r
 348                 fixMap->entry[0] = 0;\r
 349         }\r
 350 \r
 351         for (DWORD i = 0; i < s_fixEntryNum; i++) {\r
 352                 bool skip = false;\r
 353 \r
 354                 if (origMap) {\r
 355                         for (DWORD j = 0; j < origMap->count; j++) {\r
 356                                 if (HIWORD(s_fixEntry[i]) == HIWORD(origMap->entry[j])) {\r
 357                                         skip = true;\r
 358                                 }\r
 359                         }\r
 360                 }\r
 361 \r
 362                 if (skip) {\r
 363                         // s_fixEntry[i] found in original Scancode Map, so don't fix it\r
 364                         continue;\r
 365                 }\r
 366 \r
 367                 // add fix entry to fixMap\r
 368                 fixMap->entry[fixMap->count - 1] = s_fixEntry[i];\r
 369                 fixMap->entry[fixMap->count] = 0;\r
 370                 fixMap->count++;\r
 371                 fixSize += 4;\r
 372         }\r
 373 \r
 374         ret = m_pReg->write(_T("Scancode Map"), reinterpret_cast<BYTE*>(fixMap), fixSize);\r
 375         if (ret == false) {\r
 376                 result = YAMY_ERROR_ON_WRITE_SCANCODE_MAP;\r
 377                 goto exit;\r
 378         }\r
 379 \r
 380         result = update();\r
 381 \r
 382         if (origMap) {\r
 383                 ret = m_pReg->write(_T("Scancode Map"), reinterpret_cast<BYTE*>(origMap), origSize);\r
 384         } else {\r
 385                 ret = m_pReg->remove(_T("Scancode Map"));\r
 386         }\r
 387         if (ret == false) {\r
 388                 result = YAMY_ERROR_ON_WRITE_SCANCODE_MAP;\r
 389                 goto exit;\r
 390         }\r
 391 \r
 392 exit:\r
 393         free(origMap);\r
 394         origMap = NULL;\r
 395 \r
 396         free(fixMap);\r
 397         fixMap = NULL;\r
 398 \r
 399         return result;\r
 400 }\r
 401 \r
 402 int FixScancodeMap::restore()\r
 403 {\r
 404         return update();\r
 405 }\r
 406 \r
 407 int FixScancodeMap::escape(bool i_escape)\r
 408 {\r
 409         if (i_escape) {\r
 410                 SetEvent(m_hFixEvent);\r
 411         } else {\r
 412                 SetEvent(m_hRestoreEvent);\r
 413         }\r
 414         return 0;\r
 415 }\r
 416 \r
 417 unsigned int WINAPI FixScancodeMap::threadLoop(void *i_this)\r
 418 {\r
 419         int err;\r
 420         DWORD ret;\r
 421         FixScancodeMap *This = reinterpret_cast<FixScancodeMap*>(i_this);\r
 422         HANDLE handles[] = {This->m_hFixEvent, This->m_hRestoreEvent, This->m_hQuitEvent};\r
 423         while ((ret = MsgWaitForMultipleObjects(NUMBER_OF(handles), &handles[0],\r
 424                 FALSE, INFINITE, QS_POSTMESSAGE)) != WAIT_FAILED) {\r
 425                 switch (ret) {\r
 426                 case WAIT_OBJECT_0:                     // m_hFixEvent\r
 427                         ResetEvent(This->m_hFixEvent);\r
 428                         err = This->fix();\r
 429                         PostMessage(This->m_hwnd, This->m_messageOnFail, err, 1);\r
 430                         break;\r
 431                 case WAIT_OBJECT_0 + 1:         // m_hRestoreEvent\r
 432                         ResetEvent(This->m_hRestoreEvent);\r
 433                         err = This->restore();\r
 434                         PostMessage(This->m_hwnd, This->m_messageOnFail, err, 0);\r
 435                         break;\r
 436                 case WAIT_OBJECT_0 + 2:         // m_hQuiteEvent\r
 437                         ResetEvent(This->m_hQuitEvent);\r
 438                         // through below\r
 439                 default:\r
 440                         return 0;\r
 441                         break;\r
 442                 }\r
 443         }\r
 444         return 1;\r
 445 }\r
 446 \r
 447 int FixScancodeMap::init(HWND i_hwnd, UINT i_messageOnFail)\r
 448 {\r
 449         m_hwnd = i_hwnd;\r
 450         m_messageOnFail = i_messageOnFail;\r
 451         return 0;\r
 452 }\r
 453 \r
 454 FixScancodeMap::FixScancodeMap() :\r
 455         m_hwnd(NULL),\r
 456         m_messageOnFail(WM_NULL),\r
 457         m_errorOnConstruct(0),\r
 458         m_winlogonPid(0),\r
 459         m_regHKCU(HKEY_CURRENT_USER, _T("Keyboard Layout")),\r
 460         m_regHKLM(HKEY_LOCAL_MACHINE, _T("SYSTEM\\CurrentControlSet\\Control\\Keyboard Layout")),\r
 461         m_pReg(NULL)\r
 462 {\r
 463         HMODULE hMod;\r
 464 \r
 465         m_info.pid_ = GetCurrentProcessId();\r
 466 \r
 467         memcpy(&m_info.advapi32_, _T("advapi32.dll"), sizeof(m_info.advapi32_));\r
 468         memcpy(&m_info.impersonateLoggedOnUser_, "ImpersonateLoggedOnUser", sizeof(m_info.impersonateLoggedOnUser_));\r
 469         memcpy(&m_info.revertToSelf_, "RevertToSelf", sizeof(m_info.revertToSelf_));\r
 470         memcpy(&m_info.openProcessToken_, "OpenProcessToken", sizeof(m_info.openProcessToken_));\r
 471 \r
 472         m_hFixEvent = CreateEvent(NULL, TRUE, FALSE, NULL);\r
 473         ASSERT(m_hFixEvent);\r
 474         m_hRestoreEvent = CreateEvent(NULL, TRUE, FALSE, NULL);\r
 475         ASSERT(m_hRestoreEvent);\r
 476         m_hQuitEvent = CreateEvent(NULL, TRUE, FALSE, NULL);\r
 477         ASSERT(m_hQuitEvent);\r
 478 \r
 479         m_hThread = (HANDLE)_beginthreadex(NULL, 0, threadLoop, this, 0, &m_threadId);\r
 480 \r
 481         hMod = GetModuleHandle(_T("user32.dll"));\r
 482         if (hMod != NULL) {\r
 483                 m_info.pUpdate4 = (FpUpdatePerUserSystemParameters4)GetProcAddress(hMod, "UpdatePerUserSystemParameters");\r
 484                 m_info.pUpdate8 = (FpUpdatePerUserSystemParameters8)m_info.pUpdate4;\r
 485                 if (m_info.pUpdate4 == NULL) {\r
 486                         return;\r
 487                 }\r
 488         }\r
 489 \r
 490         hMod = GetModuleHandle(_T("kernel32.dll"));\r
 491         if (hMod != NULL) {\r
 492                 m_info.pGetModuleHandle = (FpGetModuleHandleW)GetProcAddress(hMod, "GetModuleHandleW");\r
 493                 if (m_info.pGetModuleHandle == NULL) {\r
 494                         return;\r
 495                 }\r
 496 \r
 497                 m_info.pGetProcAddress = (FpGetProcAddress)GetProcAddress(hMod, "GetProcAddress");\r
 498                 if (m_info.pGetProcAddress == NULL) {\r
 499                         return;\r
 500                 }\r
 501 \r
 502                 m_info.pOpenProcess = (FpOpenProcess)GetProcAddress(hMod, "OpenProcess");\r
 503                 if (m_info.pOpenProcess == NULL) {\r
 504                         return;\r
 505                 }\r
 506 \r
 507                 m_info.pCloseHandle = (FpCloseHandle)GetProcAddress(hMod, "CloseHandle");\r
 508                 if (m_info.pCloseHandle == NULL) {\r
 509                         return;\r
 510                 }\r
 511         }\r
 512 \r
 513         // Windows7 RC not support Scancode Map on HKCU?\r
 514         if (checkWindowsVersion(6, 1) == FALSE) {\r
 515                 m_pReg = &m_regHKCU; // Vista or earlier\r
 516         } else {\r
 517                 m_pReg = &m_regHKLM; // Windows7 or later\r
 518         }\r
 519 \r
 520         // prototype of UpdatePerUserSystemParameters() differ vista or earlier\r
 521         if (checkWindowsVersion(6, 0) == FALSE) {\r
 522                 m_info.isVistaOrLater_ = 0; // before Vista\r
 523         } else {\r
 524                 m_info.isVistaOrLater_ = 1; // Vista or later\r
 525         }\r
 526 \r
 527         m_errorOnConstruct = acquirePrivileges();\r
 528         if (m_errorOnConstruct) {\r
 529                 goto exit;\r
 530         }\r
 531 \r
 532         if ((m_winlogonPid = getWinLogonPid()) == 0) {\r
 533                 m_errorOnConstruct = YAMY_ERROR_ON_GET_WINLOGON_PID;\r
 534                 goto exit;\r
 535         }\r
 536 \r
 537 exit:\r
 538         ;\r
 539 }\r
 540 \r
 541 FixScancodeMap::~FixScancodeMap()\r
 542 {\r
 543         SetEvent(m_hQuitEvent);\r
 544         WaitForSingleObject(m_hThread, INFINITE);\r
 545 }\r