diff options
Diffstat (limited to 'src/Common')
| -rw-r--r-- | src/Common/Dlgcode.c | 1884 |
1 files changed, 950 insertions, 934 deletions
diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c index f757fb47..f76cc295 100644 --- a/src/Common/Dlgcode.c +++ b/src/Common/Dlgcode.c @@ -514,6 +514,955 @@ typedef struct } MULTI_CHOICE_DLGPROC_PARAMS; + + + +// Loads a 32-bit integer from the file at the specified file offset. The saved value is assumed to have been +// processed by mputLong(). The result is stored in *result. Returns TRUE if successful (otherwise FALSE). +BOOL LoadInt32 (const wchar_t *filePath, unsigned __int32 *result, __int64 fileOffset) +{ + DWORD bufSize = sizeof(__int32); + unsigned char *buffer = (unsigned char *) malloc (bufSize); + unsigned char *bufferPtr = buffer; + HANDLE src = NULL; + DWORD bytesRead; + LARGE_INTEGER seekOffset, seekOffsetNew; + BOOL retVal = FALSE; + + if (buffer == NULL) + return -1; + + src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + + if (src == INVALID_HANDLE_VALUE) + { + free (buffer); + return FALSE; + } + + seekOffset.QuadPart = fileOffset; + + if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) + goto fsif_end; + + if (ReadFile (src, buffer, bufSize, &bytesRead, NULL) == 0 + || bytesRead != bufSize) + goto fsif_end; + + + retVal = TRUE; + + *result = mgetLong(bufferPtr); + +fsif_end: + CloseHandle (src); + free (buffer); + + return retVal; +} + +// Loads a 16-bit integer from the file at the specified file offset. The saved value is assumed to have been +// processed by mputWord(). The result is stored in *result. Returns TRUE if successful (otherwise FALSE). +BOOL LoadInt16 (const wchar_t *filePath, int *result, __int64 fileOffset) +{ + DWORD bufSize = sizeof(__int16); + unsigned char *buffer = (unsigned char *) malloc (bufSize); + unsigned char *bufferPtr = buffer; + HANDLE src = NULL; + DWORD bytesRead; + LARGE_INTEGER seekOffset, seekOffsetNew; + BOOL retVal = FALSE; + + if (buffer == NULL) + return -1; + + src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + + if (src == INVALID_HANDLE_VALUE) + { + free (buffer); + return FALSE; + } + + seekOffset.QuadPart = fileOffset; + + if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) + goto fsif_end; + + if (ReadFile (src, buffer, bufSize, &bytesRead, NULL) == 0 + || bytesRead != bufSize) + goto fsif_end; + + + retVal = TRUE; + + *result = mgetWord(bufferPtr); + +fsif_end: + CloseHandle (src); + free (buffer); + + return retVal; +} + +// Returns NULL if there's any error. Although the buffer can contain binary data, it is always null-terminated. +char *LoadFile (const wchar_t *fileName, DWORD *size) +{ + char *buf; + DWORD fileSize = INVALID_FILE_SIZE; + HANDLE h = CreateFile (fileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + if (h == INVALID_HANDLE_VALUE) + return NULL; + + if ((fileSize = GetFileSize (h, NULL)) == INVALID_FILE_SIZE) + { + CloseHandle (h); + return NULL; + } + + *size = fileSize; + buf = (char *) calloc (*size + 1, 1); + + if (buf == NULL) + { + CloseHandle (h); + return NULL; + } + + if (!ReadFile (h, buf, *size, size, NULL)) + { + free (buf); + buf = NULL; + } + + CloseHandle (h); + return buf; +} + + +// Returns NULL if there's any error. +char *LoadFileBlock (const wchar_t *fileName, __int64 fileOffset, DWORD count) +{ + char *buf; + DWORD bytesRead = 0; + LARGE_INTEGER seekOffset, seekOffsetNew; + BOOL bStatus; + + HANDLE h = CreateFile (fileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + if (h == INVALID_HANDLE_VALUE) + return NULL; + + seekOffset.QuadPart = fileOffset; + + if (SetFilePointerEx (h, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) + { + CloseHandle (h); + return NULL; + } + + buf = (char *) calloc (count, 1); + + if (buf == NULL) + { + CloseHandle (h); + return NULL; + } + + bStatus = ReadFile (h, buf, count, &bytesRead, NULL); + + CloseHandle (h); + + if (!bStatus || (bytesRead != count)) + { + free (buf); + return NULL; + } + + return buf; +} + + +// Returns -1 if there is an error, or the size of the file. +__int64 GetFileSize64 (const wchar_t *path) +{ + HANDLE h = CreateFile (path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + LARGE_INTEGER size; + __int64 retSize = -1; + + if (h) + { + if (GetFileSizeEx (h, &size)) + { + retSize = size.QuadPart; + } + + CloseHandle (h); + } + + return retSize; +} + +// If bAppend is TRUE, the buffer is appended to an existing file. If bAppend is FALSE, any existing file +// is replaced. If an error occurs, the incomplete file is deleted (provided that bAppend is FALSE). +BOOL SaveBufferToFile (const char *inputBuffer, const wchar_t *destinationFile, DWORD inputLength, BOOL bAppend, BOOL bRenameIfFailed) +{ + HANDLE dst; + DWORD bytesWritten; + BOOL res = TRUE; + DWORD dwLastError = 0; + + dst = CreateFile (destinationFile, + GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, bAppend ? OPEN_EXISTING : CREATE_ALWAYS, 0, NULL); + + dwLastError = GetLastError(); + if (!bAppend && bRenameIfFailed && (dst == INVALID_HANDLE_VALUE) && (GetLastError () == ERROR_SHARING_VIOLATION)) + { + wchar_t renamedPath[TC_MAX_PATH + 1]; + StringCbCopyW (renamedPath, sizeof(renamedPath), destinationFile); + StringCbCatW (renamedPath, sizeof(renamedPath), VC_FILENAME_RENAMED_SUFFIX); + + /* rename the locked file in order to be able to create a new one */ + if (MoveFileEx (destinationFile, renamedPath, MOVEFILE_REPLACE_EXISTING)) + { + dst = CreateFile (destinationFile, + GENERIC_WRITE, + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL); + dwLastError = GetLastError(); + if (dst == INVALID_HANDLE_VALUE) + { + /* restore the original file name */ + MoveFileEx (renamedPath, destinationFile, MOVEFILE_REPLACE_EXISTING); + } + else + { + /* delete the renamed file when the machine reboots */ + MoveFileEx (renamedPath, NULL, MOVEFILE_DELAY_UNTIL_REBOOT); + } + } + } + + if (dst == INVALID_HANDLE_VALUE) + { + SetLastError (dwLastError); + handleWin32Error (MainDlg, SRC_POS); + return FALSE; + } + + if (bAppend) + SetFilePointer (dst, 0, NULL, FILE_END); + + if (!WriteFile (dst, inputBuffer, inputLength, &bytesWritten, NULL) + || inputLength != bytesWritten) + { + res = FALSE; + } + + if (!res) + { + // If CREATE_ALWAYS is used, ERROR_ALREADY_EXISTS is returned after successful overwrite + // of an existing file (it's not an error) + if (! (GetLastError() == ERROR_ALREADY_EXISTS && !bAppend) ) + handleWin32Error (MainDlg, SRC_POS); + } + + CloseHandle (dst); + + if (!res && !bAppend) + _wremove (destinationFile); + + return res; +} + + +// Returns -1 if the specified string is not found in the buffer. Otherwise, returns the +// offset of the first occurrence of the string. The string and the buffer may contain zeroes, +// which do NOT terminate them. +int64 FindString (const char *buf, const char *str, int64 bufLen, int64 strLen, int64 startOffset) +{ + if (buf == NULL + || str == NULL + || strLen > bufLen + || bufLen < 1 + || strLen < 1 + || startOffset > bufLen - strLen) + { + return -1; + } + + for (int64 i = startOffset; i <= bufLen - strLen; i++) + { + if (memcmp (buf + i, str, (size_t) strLen) == 0) + return i; + } + + return -1; +} + +// Returns TRUE if the file or directory exists (both may be enclosed in quotation marks). +BOOL FileExists (const wchar_t *filePathPtr) +{ + wchar_t filePath [TC_MAX_PATH * 2 + 1]; + + // Strip quotation marks (if any) + if (filePathPtr [0] == L'"') + { + StringCbCopyW (filePath, sizeof(filePath), filePathPtr + 1); + } + else + { + StringCbCopyW (filePath, sizeof(filePath), filePathPtr); + } + + // Strip quotation marks (if any) + if (filePath [wcslen (filePath) - 1] == L'"') + filePath [wcslen (filePath) - 1] = 0; + + return (_waccess (filePath, 0) != -1); +} + + +// Searches the file from its end for the LAST occurrence of the string str. +// The string may contain zeroes, which do NOT terminate the string. +// If the string is found, its offset from the start of the file is returned. +// If the string isn't found or if any error occurs, -1 is returned. +__int64 FindStringInFile (const wchar_t *filePath, const char* str, int strLen) +{ + int bufSize = 64 * BYTES_PER_KB; + char *buffer = (char *) err_malloc (bufSize); + HANDLE src = NULL; + DWORD bytesRead; + BOOL readRetVal; + __int64 filePos = GetFileSize64 (filePath); + int bufPos = 0; + LARGE_INTEGER seekOffset, seekOffsetNew; + BOOL bExit = FALSE; + int filePosStep; + __int64 retVal = -1; + + if (filePos <= 0 + || buffer == NULL + || strLen > bufSize + || strLen < 1) + { + if (buffer) + free (buffer); + return -1; + } + + src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + + if (src == INVALID_HANDLE_VALUE) + { + free (buffer); + return -1; + } + + filePosStep = bufSize - strLen + 1; + + do + { + filePos -= filePosStep; + + if (filePos < 0) + { + filePos = 0; + bExit = TRUE; + } + + seekOffset.QuadPart = filePos; + + if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) + goto fsif_end; + + if ((readRetVal = ReadFile (src, buffer, bufSize, &bytesRead, NULL)) == 0 + || bytesRead == 0) + goto fsif_end; + + bufPos = bytesRead - strLen; + + while (bufPos > 0) + { + if (memcmp (buffer + bufPos, str, strLen) == 0) + { + // String found + retVal = filePos + bufPos; + goto fsif_end; + } + bufPos--; + } + + } while (!bExit); + +fsif_end: + CloseHandle (src); + free (buffer); + + return retVal; +} + +// System CopyFile() copies source file attributes (like FILE_ATTRIBUTE_ENCRYPTED) +// so we need to use our own copy function +BOOL TCCopyFileBase (HANDLE src, HANDLE dst) +{ + __int8 *buffer; + FILETIME fileTime; + DWORD bytesRead, bytesWritten; + BOOL res; + + buffer = (char *) malloc (64 * 1024); + if (!buffer) + { + CloseHandle (src); + CloseHandle (dst); + return FALSE; + } + + while (res = ReadFile (src, buffer, 64 * 1024, &bytesRead, NULL)) + { + if (bytesRead == 0) + { + res = 1; + break; + } + + if (!WriteFile (dst, buffer, bytesRead, &bytesWritten, NULL) + || bytesRead != bytesWritten) + { + res = 0; + break; + } + } + + if (GetFileTime (src, NULL, NULL, &fileTime)) + SetFileTime (dst, NULL, NULL, &fileTime); + + CloseHandle (src); + CloseHandle (dst); + + free (buffer); + return res != 0; +} + +BOOL TCCopyFile (wchar_t *sourceFileName, wchar_t *destinationFile) +{ + HANDLE src, dst; + + src = CreateFileW (sourceFileName, + GENERIC_READ, + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); + + if (src == INVALID_HANDLE_VALUE) + return FALSE; + + dst = CreateFileW (destinationFile, + GENERIC_WRITE, + 0, NULL, CREATE_ALWAYS, 0, NULL); + + if (dst == INVALID_HANDLE_VALUE) + { + CloseHandle (src); + return FALSE; + } + + return TCCopyFileBase (src, dst); +} + +#if defined(NDEBUG) && !defined(VC_SKIP_OS_DRIVER_REQ_CHECK) +static BOOL InitializeWintrust() +{ + if (!hWinTrustLib) + { + wchar_t szPath[MAX_PATH] = {0}; + + if (GetSystemDirectory(szPath, MAX_PATH)) + StringCchCatW (szPath, MAX_PATH, L"\\Wintrust.dll"); + else + StringCchCopyW (szPath, MAX_PATH, L"C:\\Windows\\System32\\Wintrust.dll"); + + hWinTrustLib = LoadLibrary (szPath); + if (hWinTrustLib) + { + WinVerifyTrustFn = (WINVERIFYTRUST) GetProcAddress (hWinTrustLib, "WinVerifyTrust"); + WTHelperProvDataFromStateDataFn = (WTHELPERPROVDATAFROMSTATEDATA) GetProcAddress (hWinTrustLib, "WTHelperProvDataFromStateData"); + WTHelperGetProvSignerFromChainFn = (WTHELPERGETPROVSIGNERFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvSignerFromChain"); + WTHelperGetProvCertFromChainFn = (WTHELPERGETPROVCERTFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvCertFromChain"); + + if ( !WinVerifyTrustFn + || !WTHelperProvDataFromStateDataFn + || !WTHelperGetProvSignerFromChainFn + || !WTHelperGetProvCertFromChainFn) + { + FreeLibrary (hWinTrustLib); + hWinTrustLib = NULL; + } + + } + } + + if (hWinTrustLib) + return TRUE; + else + return FALSE; +} + +static void FinalizeWintrust() +{ + if (hWinTrustLib) + { + FreeLibrary (hWinTrustLib); + hWinTrustLib = NULL; + } +} + +#endif + +BOOL VerifyModuleSignature (const wchar_t* path) +{ +#if defined(NDEBUG) && !defined (VC_SKIP_OS_DRIVER_REQ_CHECK) + BOOL bResult = FALSE; + HRESULT hResult; + GUID gActionID = WINTRUST_ACTION_GENERIC_VERIFY_V2; + WINTRUST_FILE_INFO fileInfo = {0}; + WINTRUST_DATA WVTData = {0}; + wchar_t filePath [TC_MAX_PATH + 1024]; + + // we check our own authenticode signature only starting from Windows 10 since this is + // the minimal supported OS apart from XP where we can't verify SHA256 signatures + if (!IsOSAtLeast (WIN_10)) + return TRUE; + + // Strip quotation marks (if any) + if (path [0] == L'"') + { + StringCbCopyW (filePath, sizeof(filePath), path + 1); + } + else + { + StringCbCopyW (filePath, sizeof(filePath), path); + } + + // Strip quotation marks (if any) + if (filePath [wcslen (filePath) - 1] == L'"') + filePath [wcslen (filePath) - 1] = 0; + + if (!InitializeWintrust ()) + return FALSE; + + fileInfo.cbStruct = sizeof(WINTRUST_FILE_INFO); + fileInfo.pcwszFilePath = filePath; + fileInfo.hFile = NULL; + + WVTData.cbStruct = sizeof(WINTRUST_DATA); + WVTData.dwUIChoice = WTD_UI_NONE; + WVTData.fdwRevocationChecks = WTD_REVOKE_NONE; + WVTData.dwUnionChoice = WTD_CHOICE_FILE; + WVTData.pFile = &fileInfo; + WVTData.dwStateAction = WTD_STATEACTION_VERIFY; + WVTData.dwProvFlags = WTD_REVOCATION_CHECK_NONE | WTD_CACHE_ONLY_URL_RETRIEVAL; + + hResult = WinVerifyTrustFn(0, &gActionID, &WVTData); + if (0 == hResult) + { + PCRYPT_PROVIDER_DATA pProviderData = WTHelperProvDataFromStateDataFn (WVTData.hWVTStateData); + if (pProviderData) + { + PCRYPT_PROVIDER_SGNR pProviderSigner = WTHelperGetProvSignerFromChainFn (pProviderData, 0, FALSE, 0); + if (pProviderSigner) + { + PCRYPT_PROVIDER_CERT pProviderCert = WTHelperGetProvCertFromChainFn (pProviderSigner, 0); + if (pProviderCert && (pProviderCert->pCert)) + { + BYTE hashVal[64]; + sha512 (hashVal, pProviderCert->pCert->pbCertEncoded, pProviderCert->pCert->cbCertEncoded); + + if ( (0 == memcmp (hashVal, gpbSha256CodeSignCertFingerprint, 64)) + || (0 == memcmp (hashVal, gpbSha256MSCodeSignCertFingerprint, 64)) + ) + { + bResult = TRUE; + } + } + } + } + } + + WVTData.dwUIChoice = WTD_UI_NONE; + WVTData.dwStateAction = WTD_STATEACTION_CLOSE; + WinVerifyTrustFn(0, &gActionID, &WVTData); + + FinalizeWintrust (); + + return bResult; +#else + return TRUE; +#endif +} + +DWORD handleWin32Error (HWND hwndDlg, const char* srcPos) +{ +#ifndef VC_COMREG + PWSTR lpMsgBuf; + DWORD dwError = GetLastError (); + wchar_t szErrorValue[32]; + wchar_t* pszDesc; + + if (Silent || dwError == 0 || dwError == ERROR_INVALID_WINDOW_HANDLE) + return dwError; + + // Access denied + if (dwError == ERROR_ACCESS_DENIED && !IsAdmin ()) + { + ErrorDirect ( AppendSrcPos (GetString ("ERR_ACCESS_DENIED"), srcPos).c_str (), hwndDlg); + SetLastError (dwError); // Preserve the original error code + return dwError; + } + + FormatMessageW ( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, + dwError, + MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT), /* Default language */ + (PWSTR) &lpMsgBuf, + 0, + NULL + ); + + if (lpMsgBuf) + pszDesc = (wchar_t*) lpMsgBuf; + else + { + StringCchPrintfW (szErrorValue, ARRAYSIZE (szErrorValue), L"Error 0x%.8X", dwError); + pszDesc = szErrorValue; + } + + MessageBoxW (hwndDlg, AppendSrcPos (pszDesc, srcPos).c_str (), lpszTitle, ICON_HAND); + if (lpMsgBuf) LocalFree (lpMsgBuf); + + // User-friendly hardware error explanation + if (IsDiskError (dwError)) + Error ("ERR_HARDWARE_ERROR", hwndDlg); + + // Device not ready + if (dwError == ERROR_NOT_READY) + HandleDriveNotReadyError(hwndDlg); + + SetLastError (dwError); // Preserve the original error code + + return dwError; +#else + return GetLastError(); +#endif +} + +int Error (char *stringId, HWND hwnd) +{ +#ifndef VC_COMREG + if (Silent) return 0; + return MessageBoxW (hwnd, GetString (stringId), lpszTitle, MB_ICONERROR); +#else + return 0; +#endif +} + +BOOL IsOSAtLeast (OSVersionEnum reqMinOS) +{ + return IsOSVersionAtLeast (reqMinOS, 0); +} + + +// Returns TRUE if the operating system is at least reqMinOS and service pack at least reqMinServicePack. +// Example 1: IsOSVersionAtLeast (WIN_VISTA, 1) called under Windows 2008, returns TRUE. +// Example 2: IsOSVersionAtLeast (WIN_XP, 3) called under Windows XP SP1, returns FALSE. +// Example 3: IsOSVersionAtLeast (WIN_XP, 3) called under Windows Vista SP1, returns TRUE. +BOOL IsOSVersionAtLeast (OSVersionEnum reqMinOS, int reqMinServicePack) +{ + /* When updating this function, update IsOSAtLeast() in Ntdriver.c too. */ + + if (CurrentOSMajor <= 0) + TC_THROW_FATAL_EXCEPTION; + + int major = 0, minor = 0; + + switch (reqMinOS) + { + case WIN_2000: major = 5; minor = 0; break; + case WIN_XP: major = 5; minor = 1; break; + case WIN_SERVER_2003: major = 5; minor = 2; break; + case WIN_VISTA: major = 6; minor = 0; break; + case WIN_7: major = 6; minor = 1; break; + case WIN_8: major = 6; minor = 2; break; + case WIN_8_1: major = 6; minor = 3; break; + case WIN_10: major = 10; minor = 0; break; + + default: + TC_THROW_FATAL_EXCEPTION; + break; + } + + return ((CurrentOSMajor << 16 | CurrentOSMinor << 8 | CurrentOSServicePack) + >= (major << 16 | minor << 8 | reqMinServicePack)); +} + +#ifdef SETUP_DLL +static BOOL GetWindowVersionFromFile(DWORD* pdwMajor, DWORD* pdwMinor, DWORD* pdwBuildNumber) +{ + wchar_t dllPath[MAX_PATH]; + BOOL bRet = FALSE; + LPBYTE versionInfo = NULL; + UINT size; + VS_FIXEDFILEINFO *vinfo; + + /* Load dll explictely from System32 to avoid Dll hijacking attacks*/ + if (!GetSystemDirectory(dllPath, MAX_PATH)) + StringCbCopyW(dllPath, sizeof(dllPath), L"C:\\Windows\\System32"); + + StringCbCatW(dllPath, sizeof(dllPath), L"\\"); + StringCbCatW(dllPath, sizeof(dllPath), L"Kernel32.dll"); + + size = GetFileVersionInfoSizeW(dllPath, NULL); + if (size) + { + versionInfo = (LPBYTE) TCalloc(size); + if (GetFileVersionInfo(dllPath, 0, size, versionInfo)) + { + + if (VerQueryValueW(versionInfo, L"\\", (LPVOID *)&vinfo, &size) && (size >=sizeof(VS_FIXEDFILEINFO))) + { + *pdwMajor = HIWORD(vinfo->dwProductVersionMS); + *pdwMinor = LOWORD(vinfo->dwProductVersionMS); + *pdwBuildNumber = HIWORD(vinfo->dwProductVersionLS); + bRet = TRUE; + } + } + } + + if (versionInfo) + TCfree(versionInfo); + return bRet; +} +#endif + +/* + * Use RtlGetVersion to get Windows version because GetVersionEx is affected by application manifestation. + */ +typedef NTSTATUS (WINAPI* RtlGetVersionPtr)(PRTL_OSVERSIONINFOW); + +static BOOL GetWindowsVersion(LPOSVERSIONINFOW lpVersionInformation) +{ + BOOL bRet = FALSE; +#ifdef SETUP_DLL + DWORD dwMajor, dwMinor, dwBuildNumber; +#endif + RtlGetVersionPtr RtlGetVersionFn = (RtlGetVersionPtr) GetProcAddress(GetModuleHandle (L"ntdll.dll"), "RtlGetVersion"); + if (RtlGetVersionFn != NULL) + { + if (ERROR_SUCCESS == RtlGetVersionFn (lpVersionInformation)) + bRet = TRUE; + } + + if (!bRet) + bRet = GetVersionExW (lpVersionInformation); + +#ifdef SETUP_DLL + // we get real version from Kernel32.dll version since MSI always sets current version to 6.0 + // https://stackoverflow.com/questions/49335885/windows-10-not-detecting-on-installshield/49343826#49343826 + if (GetWindowVersionFromFile(&dwMajor, &dwMinor, &dwBuildNumber)) + { + lpVersionInformation->dwMajorVersion = dwMajor; + lpVersionInformation->dwMinorVersion = dwMinor; + lpVersionInformation->dwBuildNumber = dwBuildNumber; + } +#endif + + return bRet; +} + + +void InitOSVersionInfo () +{ + OSVERSIONINFOEXW os; + os.dwOSVersionInfoSize = sizeof (OSVERSIONINFOEXW); + + if (GetWindowsVersion ((LPOSVERSIONINFOW) &os) == FALSE) + AbortProcess ("NO_OS_VER"); + + CurrentOSMajor = os.dwMajorVersion; + CurrentOSMinor = os.dwMinorVersion; + CurrentOSServicePack = os.wServicePackMajor; + CurrentOSBuildNumber = os.dwBuildNumber; + + if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 0) + nCurrentOS = WIN_2000; + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 1) + nCurrentOS = WIN_XP; + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 2) + { + if (os.wProductType == VER_NT_SERVER || os.wProductType == VER_NT_DOMAIN_CONTROLLER) + nCurrentOS = WIN_SERVER_2003; + else + nCurrentOS = WIN_XP64; + } + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 0) + { + if (os.wProductType != VER_NT_WORKSTATION) + nCurrentOS = WIN_SERVER_2008; + else + nCurrentOS = WIN_VISTA; + } + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 1) + nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2008_R2 : WIN_7); + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 2) + nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2012 : WIN_8); + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 3) + nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2012_R2 : WIN_8_1); + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 10 && CurrentOSMinor == 0) + nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2016 : WIN_10); + else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 4) + nCurrentOS = WIN_NT4; + else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 0) + nCurrentOS = WIN_95; + else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 10) + nCurrentOS = WIN_98; + else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 90) + nCurrentOS = WIN_ME; + else if (os.dwPlatformId == VER_PLATFORM_WIN32s) + nCurrentOS = WIN_31; + else + nCurrentOS = WIN_UNKNOWN; +} + +#pragma warning(push) +#pragma warning(disable:4702) + +void *err_malloc (size_t size) +{ + void *z = (void *) TCalloc (size); + if (z) + return z; + AbortProcess ("OUTOFMEMORY"); + return 0; +} + +#pragma warning(pop) + + +char *err_strdup (char *lpszText) +{ + size_t j = (strlen (lpszText) + 1) * sizeof (char); + char *z = (char *) err_malloc (j); + memmove (z, lpszText, j); + return z; +} + +void AbortProcessDirect (wchar_t *abortMsg) +{ + // Note that this function also causes localcleanup() to be called (see atexit()) + MessageBeep (MB_ICONEXCLAMATION); + MessageBoxW (NULL, abortMsg, lpszTitle, ICON_HAND); +#ifndef VC_COMREG + FREE_DLL (hRichEditDll); + FREE_DLL (hComctl32Dll); + FREE_DLL (hSetupDll); + FREE_DLL (hShlwapiDll); + FREE_DLL (hProfApiDll); + FREE_DLL (hUsp10Dll); + FREE_DLL (hCryptSpDll); + FREE_DLL (hUXThemeDll); + FREE_DLL (hUserenvDll); + FREE_DLL (hRsaenhDll); + FREE_DLL (himm32dll); + FREE_DLL (hMSCTFdll); + FREE_DLL (hfltlibdll); + FREE_DLL (hframedyndll); + FREE_DLL (hpsapidll); + FREE_DLL (hsecur32dll); + FREE_DLL (hnetapi32dll); + FREE_DLL (hauthzdll); + FREE_DLL (hxmllitedll); + FREE_DLL (hmprdll); + FREE_DLL (hsppdll); + FREE_DLL (vssapidll); + FREE_DLL (hvsstracedll); + FREE_DLL (hCryptSpDll); + FREE_DLL (hcfgmgr32dll); + FREE_DLL (hdevobjdll); + FREE_DLL (hpowrprofdll); + FREE_DLL (hsspiclidll); + FREE_DLL (hcryptbasedll); + FREE_DLL (hdwmapidll); + FREE_DLL (hmsasn1dll); + FREE_DLL (hcrypt32dll); + FREE_DLL (hbcryptdll); + FREE_DLL (hbcryptprimitivesdll); + FREE_DLL (hMsls31); + FREE_DLL (hntmartadll); + FREE_DLL (hwinscarddll); + FREE_DLL (hmsvcrtdll); + FREE_DLL (hAdvapi32Dll); +#endif + exit (1); +} + +void AbortProcess (char *stringId) +{ + // Note that this function also causes localcleanup() to be called (see atexit()) +#ifndef VC_COMREG + AbortProcessDirect (GetString (stringId)); +#else + static wchar_t g_wszUnknown[1024]; + StringCbPrintfW (g_wszUnknown, sizeof(g_wszUnknown), UNKNOWN_STRING_ID L"%hs" UNKNOWN_STRING_ID, stringId); + AbortProcessDirect (g_wszUnknown); +#endif +} + +#ifndef VC_COMREG +void AbortProcessSilent (void) +{ + FREE_DLL (hRichEditDll); + FREE_DLL (hComctl32Dll); + FREE_DLL (hSetupDll); + FREE_DLL (hShlwapiDll); + FREE_DLL (hProfApiDll); + FREE_DLL (hUsp10Dll); + FREE_DLL (hCryptSpDll); + FREE_DLL (hUXThemeDll); + FREE_DLL (hUserenvDll); + FREE_DLL (hRsaenhDll); + FREE_DLL (himm32dll); + FREE_DLL (hMSCTFdll); + FREE_DLL (hfltlibdll); + FREE_DLL (hframedyndll); + FREE_DLL (hpsapidll); + FREE_DLL (hsecur32dll); + FREE_DLL (hnetapi32dll); + FREE_DLL (hauthzdll); + FREE_DLL (hxmllitedll); + FREE_DLL (hmprdll); + FREE_DLL (hsppdll); + FREE_DLL (vssapidll); + FREE_DLL (hvsstracedll); + FREE_DLL (hCryptSpDll); + FREE_DLL (hcfgmgr32dll); + FREE_DLL (hdevobjdll); + FREE_DLL (hpowrprofdll); + FREE_DLL (hsspiclidll); + FREE_DLL (hcryptbasedll); + FREE_DLL (hdwmapidll); + FREE_DLL (hmsasn1dll); + FREE_DLL (hcrypt32dll); + FREE_DLL (hbcryptdll); + FREE_DLL (hbcryptprimitivesdll); + FREE_DLL (hMsls31); + FREE_DLL (hntmartadll); + FREE_DLL (hwinscarddll); + FREE_DLL (hmsvcrtdll); + FREE_DLL (hAdvapi32Dll); + + // Note that this function also causes localcleanup() to be called (see atexit()) + exit (1); +} + void InitGlobalLocks () { InitializeCriticalSection (&csWNetCalls); @@ -780,131 +1729,6 @@ int RemoveFakeDosName (wchar_t *lpszDiskFile, wchar_t *lpszDosDevice) } -void AbortProcessDirect (wchar_t *abortMsg) -{ - // Note that this function also causes localcleanup() to be called (see atexit()) - MessageBeep (MB_ICONEXCLAMATION); - MessageBoxW (NULL, abortMsg, lpszTitle, ICON_HAND); - FREE_DLL (hRichEditDll); - FREE_DLL (hComctl32Dll); - FREE_DLL (hSetupDll); - FREE_DLL (hShlwapiDll); - FREE_DLL (hProfApiDll); - FREE_DLL (hUsp10Dll); - FREE_DLL (hCryptSpDll); - FREE_DLL (hUXThemeDll); - FREE_DLL (hUserenvDll); - FREE_DLL (hRsaenhDll); - FREE_DLL (himm32dll); - FREE_DLL (hMSCTFdll); - FREE_DLL (hfltlibdll); - FREE_DLL (hframedyndll); - FREE_DLL (hpsapidll); - FREE_DLL (hsecur32dll); - FREE_DLL (hnetapi32dll); - FREE_DLL (hauthzdll); - FREE_DLL (hxmllitedll); - FREE_DLL (hmprdll); - FREE_DLL (hsppdll); - FREE_DLL (vssapidll); - FREE_DLL (hvsstracedll); - FREE_DLL (hCryptSpDll); - FREE_DLL (hcfgmgr32dll); - FREE_DLL (hdevobjdll); - FREE_DLL (hpowrprofdll); - FREE_DLL (hsspiclidll); - FREE_DLL (hcryptbasedll); - FREE_DLL (hdwmapidll); - FREE_DLL (hmsasn1dll); - FREE_DLL (hcrypt32dll); - FREE_DLL (hbcryptdll); - FREE_DLL (hbcryptprimitivesdll); - FREE_DLL (hMsls31); - FREE_DLL (hntmartadll); - FREE_DLL (hwinscarddll); - FREE_DLL (hmsvcrtdll); - FREE_DLL (hAdvapi32Dll); - - exit (1); -} - -void AbortProcess (char *stringId) -{ - // Note that this function also causes localcleanup() to be called (see atexit()) - AbortProcessDirect (GetString (stringId)); -} - -void AbortProcessSilent (void) -{ - FREE_DLL (hRichEditDll); - FREE_DLL (hComctl32Dll); - FREE_DLL (hSetupDll); - FREE_DLL (hShlwapiDll); - FREE_DLL (hProfApiDll); - FREE_DLL (hUsp10Dll); - FREE_DLL (hCryptSpDll); - FREE_DLL (hUXThemeDll); - FREE_DLL (hUserenvDll); - FREE_DLL (hRsaenhDll); - FREE_DLL (himm32dll); - FREE_DLL (hMSCTFdll); - FREE_DLL (hfltlibdll); - FREE_DLL (hframedyndll); - FREE_DLL (hpsapidll); - FREE_DLL (hsecur32dll); - FREE_DLL (hnetapi32dll); - FREE_DLL (hauthzdll); - FREE_DLL (hxmllitedll); - FREE_DLL (hmprdll); - FREE_DLL (hsppdll); - FREE_DLL (vssapidll); - FREE_DLL (hvsstracedll); - FREE_DLL (hCryptSpDll); - FREE_DLL (hcfgmgr32dll); - FREE_DLL (hdevobjdll); - FREE_DLL (hpowrprofdll); - FREE_DLL (hsspiclidll); - FREE_DLL (hcryptbasedll); - FREE_DLL (hdwmapidll); - FREE_DLL (hmsasn1dll); - FREE_DLL (hcrypt32dll); - FREE_DLL (hbcryptdll); - FREE_DLL (hbcryptprimitivesdll); - FREE_DLL (hMsls31); - FREE_DLL (hntmartadll); - FREE_DLL (hwinscarddll); - FREE_DLL (hmsvcrtdll); - FREE_DLL (hAdvapi32Dll); - - // Note that this function also causes localcleanup() to be called (see atexit()) - exit (1); -} - - -#pragma warning(push) -#pragma warning(disable:4702) - -void *err_malloc (size_t size) -{ - void *z = (void *) TCalloc (size); - if (z) - return z; - AbortProcess ("OUTOFMEMORY"); - return 0; -} - -#pragma warning(pop) - - -char *err_strdup (char *lpszText) -{ - size_t j = (strlen (lpszText) + 1) * sizeof (char); - char *z = (char *) err_malloc (j); - memmove (z, lpszText, j); - return z; -} - - BOOL IsDiskReadError (DWORD error) { return (error == ERROR_CRC @@ -933,59 +1757,6 @@ BOOL IsDiskError (DWORD error) return IsDiskReadError (error) || IsDiskWriteError (error); } - -DWORD handleWin32Error (HWND hwndDlg, const char* srcPos) -{ - PWSTR lpMsgBuf; - DWORD dwError = GetLastError (); - wchar_t szErrorValue[32]; - wchar_t* pszDesc; - - if (Silent || dwError == 0 || dwError == ERROR_INVALID_WINDOW_HANDLE) - return dwError; - - // Access denied - if (dwError == ERROR_ACCESS_DENIED && !IsAdmin ()) - { - ErrorDirect ( AppendSrcPos (GetString ("ERR_ACCESS_DENIED"), srcPos).c_str (), hwndDlg); - SetLastError (dwError); // Preserve the original error code - return dwError; - } - - FormatMessageW ( - FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, - NULL, - dwError, - MAKELANGID (LANG_NEUTRAL, SUBLANG_DEFAULT), /* Default language */ - (PWSTR) &lpMsgBuf, - 0, - NULL - ); - - if (lpMsgBuf) - pszDesc = (wchar_t*) lpMsgBuf; - else - { - StringCchPrintfW (szErrorValue, ARRAYSIZE (szErrorValue), L"Error 0x%.8X", dwError); - pszDesc = szErrorValue; - } - - MessageBoxW (hwndDlg, AppendSrcPos (pszDesc, srcPos).c_str (), lpszTitle, ICON_HAND); - if (lpMsgBuf) LocalFree (lpMsgBuf); - - // User-friendly hardware error explanation - if (IsDiskError (dwError)) - Error ("ERR_HARDWARE_ERROR", hwndDlg); - - // Device not ready - if (dwError == ERROR_NOT_READY) - HandleDriveNotReadyError(hwndDlg); - - SetLastError (dwError); // Preserve the original error code - - return dwError; -} - BOOL translateWin32Error (wchar_t *lpszMsgBuf, int nWSizeOfBuf) { DWORD dwError = GetLastError (); @@ -2902,134 +3673,6 @@ void DoPostInstallTasks (HWND hwndDlg) SavePostInstallTasksSettings (TC_POST_INSTALL_CFG_REMOVE_ALL); } -#ifdef SETUP_DLL -static BOOL GetWindowVersionFromFile(DWORD* pdwMajor, DWORD* pdwMinor, DWORD* pdwBuildNumber) -{ - wchar_t dllPath[MAX_PATH]; - BOOL bRet = FALSE; - LPBYTE versionInfo = NULL; - UINT size; - VS_FIXEDFILEINFO *vinfo; - - /* Load dll explictely from System32 to avoid Dll hijacking attacks*/ - if (!GetSystemDirectory(dllPath, MAX_PATH)) - StringCbCopyW(dllPath, sizeof(dllPath), L"C:\\Windows\\System32"); - - StringCbCatW(dllPath, sizeof(dllPath), L"\\"); - StringCbCatW(dllPath, sizeof(dllPath), L"Kernel32.dll"); - - size = GetFileVersionInfoSizeW(dllPath, NULL); - if (size) - { - versionInfo = (LPBYTE) TCalloc(size); - if (GetFileVersionInfo(dllPath, 0, size, versionInfo)) - { - - if (VerQueryValueW(versionInfo, L"\\", (LPVOID *)&vinfo, &size) && (size >=sizeof(VS_FIXEDFILEINFO))) - { - *pdwMajor = HIWORD(vinfo->dwProductVersionMS); - *pdwMinor = LOWORD(vinfo->dwProductVersionMS); - *pdwBuildNumber = HIWORD(vinfo->dwProductVersionLS); - bRet = TRUE; - } - } - } - - if (versionInfo) - TCfree(versionInfo); - return bRet; -} -#endif - -/* - * Use RtlGetVersion to get Windows version because GetVersionEx is affected by application manifestation. - */ -typedef NTSTATUS (WINAPI* RtlGetVersionPtr)(PRTL_OSVERSIONINFOW); - -static BOOL GetWindowsVersion(LPOSVERSIONINFOW lpVersionInformation) -{ - BOOL bRet = FALSE; -#ifdef SETUP_DLL - DWORD dwMajor, dwMinor, dwBuildNumber; -#endif - RtlGetVersionPtr RtlGetVersionFn = (RtlGetVersionPtr) GetProcAddress(GetModuleHandle (L"ntdll.dll"), "RtlGetVersion"); - if (RtlGetVersionFn != NULL) - { - if (ERROR_SUCCESS == RtlGetVersionFn (lpVersionInformation)) - bRet = TRUE; - } - - if (!bRet) - bRet = GetVersionExW (lpVersionInformation); - -#ifdef SETUP_DLL - // we get real version from Kernel32.dll version since MSI always sets current version to 6.0 - // https://stackoverflow.com/questions/49335885/windows-10-not-detecting-on-installshield/49343826#49343826 - if (GetWindowVersionFromFile(&dwMajor, &dwMinor, &dwBuildNumber)) - { - lpVersionInformation->dwMajorVersion = dwMajor; - lpVersionInformation->dwMinorVersion = dwMinor; - lpVersionInformation->dwBuildNumber = dwBuildNumber; - } -#endif - - return bRet; -} - - -void InitOSVersionInfo () -{ - OSVERSIONINFOEXW os; - os.dwOSVersionInfoSize = sizeof (OSVERSIONINFOEXW); - - if (GetWindowsVersion ((LPOSVERSIONINFOW) &os) == FALSE) - AbortProcess ("NO_OS_VER"); - - CurrentOSMajor = os.dwMajorVersion; - CurrentOSMinor = os.dwMinorVersion; - CurrentOSServicePack = os.wServicePackMajor; - CurrentOSBuildNumber = os.dwBuildNumber; - - if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 0) - nCurrentOS = WIN_2000; - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 1) - nCurrentOS = WIN_XP; - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 5 && CurrentOSMinor == 2) - { - if (os.wProductType == VER_NT_SERVER || os.wProductType == VER_NT_DOMAIN_CONTROLLER) - nCurrentOS = WIN_SERVER_2003; - else - nCurrentOS = WIN_XP64; - } - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 0) - { - if (os.wProductType != VER_NT_WORKSTATION) - nCurrentOS = WIN_SERVER_2008; - else - nCurrentOS = WIN_VISTA; - } - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 1) - nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2008_R2 : WIN_7); - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 2) - nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2012 : WIN_8); - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 6 && CurrentOSMinor == 3) - nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2012_R2 : WIN_8_1); - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 10 && CurrentOSMinor == 0) - nCurrentOS = ((os.wProductType != VER_NT_WORKSTATION) ? WIN_SERVER_2016 : WIN_10); - else if (os.dwPlatformId == VER_PLATFORM_WIN32_NT && CurrentOSMajor == 4) - nCurrentOS = WIN_NT4; - else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 0) - nCurrentOS = WIN_95; - else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 10) - nCurrentOS = WIN_98; - else if (os.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS && os.dwMajorVersion == 4 && os.dwMinorVersion == 90) - nCurrentOS = WIN_ME; - else if (os.dwPlatformId == VER_PLATFORM_WIN32s) - nCurrentOS = WIN_31; - else - nCurrentOS = WIN_UNKNOWN; -} - static void LoadSystemDll (LPCTSTR szModuleName, HMODULE *pHandle, BOOL bIgnoreError, const char* srcPos) { wchar_t dllPath[MAX_PATH]; @@ -9204,198 +9847,6 @@ HANDLE DismountDrive (wchar_t *devName, wchar_t *devicePath) return (bResult ? hVolume : INVALID_HANDLE_VALUE); } -// Returns -1 if the specified string is not found in the buffer. Otherwise, returns the -// offset of the first occurrence of the string. The string and the buffer may contain zeroes, -// which do NOT terminate them. -int64 FindString (const char *buf, const char *str, int64 bufLen, int64 strLen, int64 startOffset) -{ - if (buf == NULL - || str == NULL - || strLen > bufLen - || bufLen < 1 - || strLen < 1 - || startOffset > bufLen - strLen) - { - return -1; - } - - for (int64 i = startOffset; i <= bufLen - strLen; i++) - { - if (memcmp (buf + i, str, (size_t) strLen) == 0) - return i; - } - - return -1; -} - -// Returns TRUE if the file or directory exists (both may be enclosed in quotation marks). -BOOL FileExists (const wchar_t *filePathPtr) -{ - wchar_t filePath [TC_MAX_PATH * 2 + 1]; - - // Strip quotation marks (if any) - if (filePathPtr [0] == L'"') - { - StringCbCopyW (filePath, sizeof(filePath), filePathPtr + 1); - } - else - { - StringCbCopyW (filePath, sizeof(filePath), filePathPtr); - } - - // Strip quotation marks (if any) - if (filePath [wcslen (filePath) - 1] == L'"') - filePath [wcslen (filePath) - 1] = 0; - - return (_waccess (filePath, 0) != -1); -} - -// Searches the file from its end for the LAST occurrence of the string str. -// The string may contain zeroes, which do NOT terminate the string. -// If the string is found, its offset from the start of the file is returned. -// If the string isn't found or if any error occurs, -1 is returned. -__int64 FindStringInFile (const wchar_t *filePath, const char* str, int strLen) -{ - int bufSize = 64 * BYTES_PER_KB; - char *buffer = (char *) err_malloc (bufSize); - HANDLE src = NULL; - DWORD bytesRead; - BOOL readRetVal; - __int64 filePos = GetFileSize64 (filePath); - int bufPos = 0; - LARGE_INTEGER seekOffset, seekOffsetNew; - BOOL bExit = FALSE; - int filePosStep; - __int64 retVal = -1; - - if (filePos <= 0 - || buffer == NULL - || strLen > bufSize - || strLen < 1) - { - if (buffer) - free (buffer); - return -1; - } - - src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - - if (src == INVALID_HANDLE_VALUE) - { - free (buffer); - return -1; - } - - filePosStep = bufSize - strLen + 1; - - do - { - filePos -= filePosStep; - - if (filePos < 0) - { - filePos = 0; - bExit = TRUE; - } - - seekOffset.QuadPart = filePos; - - if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) - goto fsif_end; - - if ((readRetVal = ReadFile (src, buffer, bufSize, &bytesRead, NULL)) == 0 - || bytesRead == 0) - goto fsif_end; - - bufPos = bytesRead - strLen; - - while (bufPos > 0) - { - if (memcmp (buffer + bufPos, str, strLen) == 0) - { - // String found - retVal = filePos + bufPos; - goto fsif_end; - } - bufPos--; - } - - } while (!bExit); - -fsif_end: - CloseHandle (src); - free (buffer); - - return retVal; -} - -// System CopyFile() copies source file attributes (like FILE_ATTRIBUTE_ENCRYPTED) -// so we need to use our own copy function -BOOL TCCopyFileBase (HANDLE src, HANDLE dst) -{ - __int8 *buffer; - FILETIME fileTime; - DWORD bytesRead, bytesWritten; - BOOL res; - - buffer = (char *) malloc (64 * 1024); - if (!buffer) - { - CloseHandle (src); - CloseHandle (dst); - return FALSE; - } - - while (res = ReadFile (src, buffer, 64 * 1024, &bytesRead, NULL)) - { - if (bytesRead == 0) - { - res = 1; - break; - } - - if (!WriteFile (dst, buffer, bytesRead, &bytesWritten, NULL) - || bytesRead != bytesWritten) - { - res = 0; - break; - } - } - - if (GetFileTime (src, NULL, NULL, &fileTime)) - SetFileTime (dst, NULL, NULL, &fileTime); - - CloseHandle (src); - CloseHandle (dst); - - free (buffer); - return res != 0; -} - -BOOL TCCopyFile (wchar_t *sourceFileName, wchar_t *destinationFile) -{ - HANDLE src, dst; - - src = CreateFileW (sourceFileName, - GENERIC_READ, - FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - - if (src == INVALID_HANDLE_VALUE) - return FALSE; - - dst = CreateFileW (destinationFile, - GENERIC_WRITE, - 0, NULL, CREATE_ALWAYS, 0, NULL); - - if (dst == INVALID_HANDLE_VALUE) - { - CloseHandle (src); - return FALSE; - } - - return TCCopyFileBase (src, dst); -} - BOOL DecompressZipToDir (const unsigned char *inputBuffer, DWORD inputLength, const wchar_t *destinationDir, ProgressFn progressFnPtr, HWND hwndDlg) { BOOL res = TRUE; @@ -9453,79 +9904,6 @@ BOOL DecompressZipToDir (const unsigned char *inputBuffer, DWORD inputLength, co return res; } -// If bAppend is TRUE, the buffer is appended to an existing file. If bAppend is FALSE, any existing file -// is replaced. If an error occurs, the incomplete file is deleted (provided that bAppend is FALSE). -BOOL SaveBufferToFile (const char *inputBuffer, const wchar_t *destinationFile, DWORD inputLength, BOOL bAppend, BOOL bRenameIfFailed) -{ - HANDLE dst; - DWORD bytesWritten; - BOOL res = TRUE; - DWORD dwLastError = 0; - - dst = CreateFile (destinationFile, - GENERIC_WRITE, - FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, bAppend ? OPEN_EXISTING : CREATE_ALWAYS, 0, NULL); - - dwLastError = GetLastError(); - if (!bAppend && bRenameIfFailed && (dst == INVALID_HANDLE_VALUE) && (GetLastError () == ERROR_SHARING_VIOLATION)) - { - wchar_t renamedPath[TC_MAX_PATH + 1]; - StringCbCopyW (renamedPath, sizeof(renamedPath), destinationFile); - StringCbCatW (renamedPath, sizeof(renamedPath), VC_FILENAME_RENAMED_SUFFIX); - - /* rename the locked file in order to be able to create a new one */ - if (MoveFileEx (destinationFile, renamedPath, MOVEFILE_REPLACE_EXISTING)) - { - dst = CreateFile (destinationFile, - GENERIC_WRITE, - FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, CREATE_ALWAYS, 0, NULL); - dwLastError = GetLastError(); - if (dst == INVALID_HANDLE_VALUE) - { - /* restore the original file name */ - MoveFileEx (renamedPath, destinationFile, MOVEFILE_REPLACE_EXISTING); - } - else - { - /* delete the renamed file when the machine reboots */ - MoveFileEx (renamedPath, NULL, MOVEFILE_DELAY_UNTIL_REBOOT); - } - } - } - - if (dst == INVALID_HANDLE_VALUE) - { - SetLastError (dwLastError); - handleWin32Error (MainDlg, SRC_POS); - return FALSE; - } - - if (bAppend) - SetFilePointer (dst, 0, NULL, FILE_END); - - if (!WriteFile (dst, inputBuffer, inputLength, &bytesWritten, NULL) - || inputLength != bytesWritten) - { - res = FALSE; - } - - if (!res) - { - // If CREATE_ALWAYS is used, ERROR_ALREADY_EXISTS is returned after successful overwrite - // of an existing file (it's not an error) - if (! (GetLastError() == ERROR_ALREADY_EXISTS && !bAppend) ) - handleWin32Error (MainDlg, SRC_POS); - } - - CloseHandle (dst); - - if (!res && !bAppend) - _wremove (destinationFile); - - return res; -} - - // Proper flush for Windows systems. Returns TRUE if successful. BOOL TCFlushFile (FILE *f) { @@ -9968,191 +10346,6 @@ int GetDriverRefCount () return -1; } -// Loads a 32-bit integer from the file at the specified file offset. The saved value is assumed to have been -// processed by mputLong(). The result is stored in *result. Returns TRUE if successful (otherwise FALSE). -BOOL LoadInt32 (const wchar_t *filePath, unsigned __int32 *result, __int64 fileOffset) -{ - DWORD bufSize = sizeof(__int32); - unsigned char *buffer = (unsigned char *) malloc (bufSize); - unsigned char *bufferPtr = buffer; - HANDLE src = NULL; - DWORD bytesRead; - LARGE_INTEGER seekOffset, seekOffsetNew; - BOOL retVal = FALSE; - - if (buffer == NULL) - return -1; - - src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - - if (src == INVALID_HANDLE_VALUE) - { - free (buffer); - return FALSE; - } - - seekOffset.QuadPart = fileOffset; - - if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) - goto fsif_end; - - if (ReadFile (src, buffer, bufSize, &bytesRead, NULL) == 0 - || bytesRead != bufSize) - goto fsif_end; - - - retVal = TRUE; - - *result = mgetLong(bufferPtr); - -fsif_end: - CloseHandle (src); - free (buffer); - - return retVal; -} - -// Loads a 16-bit integer from the file at the specified file offset. The saved value is assumed to have been -// processed by mputWord(). The result is stored in *result. Returns TRUE if successful (otherwise FALSE). -BOOL LoadInt16 (const wchar_t *filePath, int *result, __int64 fileOffset) -{ - DWORD bufSize = sizeof(__int16); - unsigned char *buffer = (unsigned char *) malloc (bufSize); - unsigned char *bufferPtr = buffer; - HANDLE src = NULL; - DWORD bytesRead; - LARGE_INTEGER seekOffset, seekOffsetNew; - BOOL retVal = FALSE; - - if (buffer == NULL) - return -1; - - src = CreateFile (filePath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - - if (src == INVALID_HANDLE_VALUE) - { - free (buffer); - return FALSE; - } - - seekOffset.QuadPart = fileOffset; - - if (SetFilePointerEx (src, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) - goto fsif_end; - - if (ReadFile (src, buffer, bufSize, &bytesRead, NULL) == 0 - || bytesRead != bufSize) - goto fsif_end; - - - retVal = TRUE; - - *result = mgetWord(bufferPtr); - -fsif_end: - CloseHandle (src); - free (buffer); - - return retVal; -} - -// Returns NULL if there's any error. Although the buffer can contain binary data, it is always null-terminated. -char *LoadFile (const wchar_t *fileName, DWORD *size) -{ - char *buf; - DWORD fileSize = INVALID_FILE_SIZE; - HANDLE h = CreateFile (fileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - if (h == INVALID_HANDLE_VALUE) - return NULL; - - if ((fileSize = GetFileSize (h, NULL)) == INVALID_FILE_SIZE) - { - CloseHandle (h); - return NULL; - } - - *size = fileSize; - buf = (char *) calloc (*size + 1, 1); - - if (buf == NULL) - { - CloseHandle (h); - return NULL; - } - - if (!ReadFile (h, buf, *size, size, NULL)) - { - free (buf); - buf = NULL; - } - - CloseHandle (h); - return buf; -} - - -// Returns NULL if there's any error. -char *LoadFileBlock (const wchar_t *fileName, __int64 fileOffset, DWORD count) -{ - char *buf; - DWORD bytesRead = 0; - LARGE_INTEGER seekOffset, seekOffsetNew; - BOOL bStatus; - - HANDLE h = CreateFile (fileName, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - if (h == INVALID_HANDLE_VALUE) - return NULL; - - seekOffset.QuadPart = fileOffset; - - if (SetFilePointerEx (h, seekOffset, &seekOffsetNew, FILE_BEGIN) == 0) - { - CloseHandle (h); - return NULL; - } - - buf = (char *) calloc (count, 1); - - if (buf == NULL) - { - CloseHandle (h); - return NULL; - } - - bStatus = ReadFile (h, buf, count, &bytesRead, NULL); - - CloseHandle (h); - - if (!bStatus || (bytesRead != count)) - { - free (buf); - return NULL; - } - - return buf; -} - - -// Returns -1 if there is an error, or the size of the file. -__int64 GetFileSize64 (const wchar_t *path) -{ - HANDLE h = CreateFile (path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL); - LARGE_INTEGER size; - __int64 retSize = -1; - - if (h) - { - if (GetFileSizeEx (h, &size)) - { - retSize = size.QuadPart; - } - - CloseHandle (h); - } - - return retSize; -} - wchar_t *GetModPath (wchar_t *path, int maxSize) { @@ -10355,13 +10548,6 @@ int WarningDirect (const wchar_t *warnMsg, HWND hwnd) return MessageBoxW (hwnd, warnMsg, lpszTitle, MB_ICONWARNING); } - -int Error (char *stringId, HWND hwnd) -{ - if (Silent) return 0; - return MessageBoxW (hwnd, GetString (stringId), lpszTitle, MB_ICONERROR); -} - int ErrorRetryCancel (char *stringId, HWND hwnd) { if (Silent) return 0; @@ -10840,46 +11026,6 @@ void DebugMsgBox (char *format, ...) MessageBoxA (MainDlg, buf, "VeraCrypt debug", 0); } - -BOOL IsOSAtLeast (OSVersionEnum reqMinOS) -{ - return IsOSVersionAtLeast (reqMinOS, 0); -} - - -// Returns TRUE if the operating system is at least reqMinOS and service pack at least reqMinServicePack. -// Example 1: IsOSVersionAtLeast (WIN_VISTA, 1) called under Windows 2008, returns TRUE. -// Example 2: IsOSVersionAtLeast (WIN_XP, 3) called under Windows XP SP1, returns FALSE. -// Example 3: IsOSVersionAtLeast (WIN_XP, 3) called under Windows Vista SP1, returns TRUE. -BOOL IsOSVersionAtLeast (OSVersionEnum reqMinOS, int reqMinServicePack) -{ - /* When updating this function, update IsOSAtLeast() in Ntdriver.c too. */ - - if (CurrentOSMajor <= 0) - TC_THROW_FATAL_EXCEPTION; - - int major = 0, minor = 0; - - switch (reqMinOS) - { - case WIN_2000: major = 5; minor = 0; break; - case WIN_XP: major = 5; minor = 1; break; - case WIN_SERVER_2003: major = 5; minor = 2; break; - case WIN_VISTA: major = 6; minor = 0; break; - case WIN_7: major = 6; minor = 1; break; - case WIN_8: major = 6; minor = 2; break; - case WIN_8_1: major = 6; minor = 3; break; - case WIN_10: major = 10; minor = 0; break; - - default: - TC_THROW_FATAL_EXCEPTION; - break; - } - - return ((CurrentOSMajor << 16 | CurrentOSMinor << 8 | CurrentOSServicePack) - >= (major << 16 | minor << 8 | reqMinServicePack)); -} - BOOL IsSupportedOS () { BOOL bRet = FALSE; @@ -14125,137 +14271,6 @@ INT_PTR SecureDesktopDialogBoxParam( #endif -#if defined(NDEBUG) && !defined(VC_SKIP_OS_DRIVER_REQ_CHECK) -static BOOL InitializeWintrust() -{ - if (!hWinTrustLib) - { - wchar_t szPath[MAX_PATH] = {0}; - - if (GetSystemDirectory(szPath, MAX_PATH)) - StringCchCatW (szPath, MAX_PATH, L"\\Wintrust.dll"); - else - StringCchCopyW (szPath, MAX_PATH, L"C:\\Windows\\System32\\Wintrust.dll"); - - hWinTrustLib = LoadLibrary (szPath); - if (hWinTrustLib) - { - WinVerifyTrustFn = (WINVERIFYTRUST) GetProcAddress (hWinTrustLib, "WinVerifyTrust"); - WTHelperProvDataFromStateDataFn = (WTHELPERPROVDATAFROMSTATEDATA) GetProcAddress (hWinTrustLib, "WTHelperProvDataFromStateData"); - WTHelperGetProvSignerFromChainFn = (WTHELPERGETPROVSIGNERFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvSignerFromChain"); - WTHelperGetProvCertFromChainFn = (WTHELPERGETPROVCERTFROMCHAIN) GetProcAddress (hWinTrustLib, "WTHelperGetProvCertFromChain"); - - if ( !WinVerifyTrustFn - || !WTHelperProvDataFromStateDataFn - || !WTHelperGetProvSignerFromChainFn - || !WTHelperGetProvCertFromChainFn) - { - FreeLibrary (hWinTrustLib); - hWinTrustLib = NULL; - } - - } - } - - if (hWinTrustLib) - return TRUE; - else - return FALSE; -} - -static void FinalizeWintrust() -{ - if (hWinTrustLib) - { - FreeLibrary (hWinTrustLib); - hWinTrustLib = NULL; - } -} - -#endif - -BOOL VerifyModuleSignature (const wchar_t* path) -{ -#if defined(NDEBUG) && !defined (VC_SKIP_OS_DRIVER_REQ_CHECK) - BOOL bResult = FALSE; - HRESULT hResult; - GUID gActionID = WINTRUST_ACTION_GENERIC_VERIFY_V2; - WINTRUST_FILE_INFO fileInfo = {0}; - WINTRUST_DATA WVTData = {0}; - wchar_t filePath [TC_MAX_PATH + 1024]; - - // we check our own authenticode signature only starting from Windows 10 since this is - // the minimal supported OS apart from XP where we can't verify SHA256 signatures - if (!IsOSAtLeast (WIN_10)) - return TRUE; - - // Strip quotation marks (if any) - if (path [0] == L'"') - { - StringCbCopyW (filePath, sizeof(filePath), path + 1); - } - else - { - StringCbCopyW (filePath, sizeof(filePath), path); - } - - // Strip quotation marks (if any) - if (filePath [wcslen (filePath) - 1] == L'"') - filePath [wcslen (filePath) - 1] = 0; - - if (!InitializeWintrust ()) - return FALSE; - - fileInfo.cbStruct = sizeof(WINTRUST_FILE_INFO); - fileInfo.pcwszFilePath = filePath; - fileInfo.hFile = NULL; - - WVTData.cbStruct = sizeof(WINTRUST_DATA); - WVTData.dwUIChoice = WTD_UI_NONE; - WVTData.fdwRevocationChecks = WTD_REVOKE_NONE; - WVTData.dwUnionChoice = WTD_CHOICE_FILE; - WVTData.pFile = &fileInfo; - WVTData.dwStateAction = WTD_STATEACTION_VERIFY; - WVTData.dwProvFlags = WTD_REVOCATION_CHECK_NONE | WTD_CACHE_ONLY_URL_RETRIEVAL; - - hResult = WinVerifyTrustFn(0, &gActionID, &WVTData); - if (0 == hResult) - { - PCRYPT_PROVIDER_DATA pProviderData = WTHelperProvDataFromStateDataFn (WVTData.hWVTStateData); - if (pProviderData) - { - PCRYPT_PROVIDER_SGNR pProviderSigner = WTHelperGetProvSignerFromChainFn (pProviderData, 0, FALSE, 0); - if (pProviderSigner) - { - PCRYPT_PROVIDER_CERT pProviderCert = WTHelperGetProvCertFromChainFn (pProviderSigner, 0); - if (pProviderCert && (pProviderCert->pCert)) - { - BYTE hashVal[64]; - sha512 (hashVal, pProviderCert->pCert->pbCertEncoded, pProviderCert->pCert->cbCertEncoded); - - if ( (0 == memcmp (hashVal, gpbSha256CodeSignCertFingerprint, 64)) - || (0 == memcmp (hashVal, gpbSha256MSCodeSignCertFingerprint, 64)) - ) - { - bResult = TRUE; - } - } - } - } - } - - WVTData.dwUIChoice = WTD_UI_NONE; - WVTData.dwStateAction = WTD_STATEACTION_CLOSE; - WinVerifyTrustFn(0, &gActionID, &WVTData); - - FinalizeWintrust (); - - return bResult; -#else - return TRUE; -#endif -} - void GetInstallationPath (HWND hwndDlg, wchar_t* szInstallPath, DWORD cchSize, BOOL* pbInstallPathDetermined) { HKEY hkey; @@ -15645,3 +15660,4 @@ bool OneOfKBsInstalled (const wchar_t* szKBs[], int count) return bRet; } +#endif // VC_COMREG
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