X-Git-Url: https://glassweightruler.freedombox.rocks/gitweb/Ventoy.git/blobdiff_plain/9ecbff9ce6736a73cb020fe4860bd2d47f3ec968..d72bb15956ccf039a03702bc47c984f42d7df960:/Ventoy2Disk/Ventoy2Disk/Utility.c diff --git a/Ventoy2Disk/Ventoy2Disk/Utility.c b/Ventoy2Disk/Ventoy2Disk/Utility.c index dc8491d..6b44160 100644 --- a/Ventoy2Disk/Ventoy2Disk/Utility.c +++ b/Ventoy2Disk/Ventoy2Disk/Utility.c @@ -1,794 +1,881 @@ -/****************************************************************************** - * Utility.c - * - * Copyright (c) 2020, longpanda - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 3 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - * - */ -#include -#include "Ventoy2Disk.h" - -void Log(const char *Fmt, ...) -{ - va_list Arg; - int Len = 0; - FILE *File = NULL; - SYSTEMTIME Sys; - char szBuf[1024]; - - GetLocalTime(&Sys); - Len += safe_sprintf(szBuf, - "[%4d/%02d/%02d %02d:%02d:%02d.%03d] ", - Sys.wYear, Sys.wMonth, Sys.wDay, - Sys.wHour, Sys.wMinute, Sys.wSecond, - Sys.wMilliseconds); - - va_start(Arg, Fmt); - Len += vsnprintf_s(szBuf + Len, sizeof(szBuf)-Len, sizeof(szBuf)-Len, Fmt, Arg); - va_end(Arg); - - //printf("%s\n", szBuf); - -#if 1 - fopen_s(&File, VENTOY_FILE_LOG, "a+"); - if (File) - { - fwrite(szBuf, 1, Len, File); - fwrite("\n", 1, 1, File); - fclose(File); - } -#endif - -} - -BOOL IsPathExist(BOOL Dir, const char *Fmt, ...) -{ - va_list Arg; - HANDLE hFile; - DWORD Attr; - CHAR FilePath[MAX_PATH]; - - va_start(Arg, Fmt); - vsnprintf_s(FilePath, sizeof(FilePath), sizeof(FilePath), Fmt, Arg); - va_end(Arg); - - hFile = CreateFileA(FilePath, FILE_READ_EA, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0); - if (INVALID_HANDLE_VALUE == hFile) - { - return FALSE; - } - - CloseHandle(hFile); - - Attr = GetFileAttributesA(FilePath); - - if (Dir) - { - if ((Attr & FILE_ATTRIBUTE_DIRECTORY) == 0) - { - return FALSE; - } - } - else - { - if (Attr & FILE_ATTRIBUTE_DIRECTORY) - { - return FALSE; - } - } - - return TRUE; -} - - -int ReadWholeFileToBuf(const CHAR *FileName, int ExtLen, void **Bufer, int *BufLen) -{ - int FileSize; - FILE *File = NULL; - void *Data = NULL; - - fopen_s(&File, FileName, "rb"); - if (File == NULL) - { - Log("Failed to open file %s", FileName); - return 1; - } - - fseek(File, 0, SEEK_END); - FileSize = (int)ftell(File); - - Data = malloc(FileSize + ExtLen); - if (!Data) - { - fclose(File); - return 1; - } - - fseek(File, 0, SEEK_SET); - fread(Data, 1, FileSize, File); - - fclose(File); - - *Bufer = Data; - *BufLen = FileSize; - - return 0; -} - -const CHAR* GetLocalVentoyVersion(void) -{ - int rc; - int FileSize; - CHAR *Pos = NULL; - CHAR *Buf = NULL; - static CHAR LocalVersion[64] = { 0 }; - - if (LocalVersion[0] == 0) - { - rc = ReadWholeFileToBuf(VENTOY_FILE_VERSION, 1, (void **)&Buf, &FileSize); - if (rc) - { - return ""; - } - Buf[FileSize] = 0; - - for (Pos = Buf; *Pos; Pos++) - { - if (*Pos == '\r' || *Pos == '\n') - { - *Pos = 0; - break; - } - } - - safe_sprintf(LocalVersion, "%s", Buf); - free(Buf); - } - - return LocalVersion; -} - -const CHAR* ParseVentoyVersionFromString(CHAR *Buf) -{ - CHAR *Pos = NULL; - CHAR *End = NULL; - static CHAR LocalVersion[64] = { 0 }; - - Pos = strstr(Buf, "VENTOY_VERSION="); - if (Pos) - { - Pos += strlen("VENTOY_VERSION="); - if (*Pos == '"') - { - Pos++; - } - - End = Pos; - while (*End != 0 && *End != '"' && *End != '\r' && *End != '\n') - { - End++; - } - - *End = 0; - - safe_sprintf(LocalVersion, "%s", Pos); - return LocalVersion; - } - - return ""; -} - -BOOL IsWow64(void) -{ - typedef BOOL(WINAPI *LPFN_ISWOW64PROCESS)(HANDLE, PBOOL); - LPFN_ISWOW64PROCESS fnIsWow64Process; - BOOL bIsWow64 = FALSE; - - fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(GetModuleHandleA("kernel32"), "IsWow64Process"); - if (NULL != fnIsWow64Process) - { - fnIsWow64Process(GetCurrentProcess(), &bIsWow64); - } - - return bIsWow64; -} - -void DumpWindowsVersion(void) -{ - int Bit; - BOOL WsVer; - DWORD Major, Minor; - ULONGLONG MajorEqual, MinorEqual; - OSVERSIONINFOEXA Ver1, Ver2; - const CHAR *Ver = NULL; - CHAR WinVer[256] = { 0 }; - - memset(&Ver1, 0, sizeof(Ver1)); - memset(&Ver2, 0, sizeof(Ver2)); - - Ver1.dwOSVersionInfoSize = sizeof(Ver1); - - // suppress the C4996 warning for GetVersionExA - #pragma warning(push) - #pragma warning(disable:4996) - if (!GetVersionExA((OSVERSIONINFOA *)&Ver1)) - { - memset(&Ver1, 0, sizeof(Ver1)); - Ver1.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA); - if (!GetVersionExA((OSVERSIONINFOA *)&Ver1)) - { - return; - } - } - #pragma warning(pop) - - if (Ver1.dwPlatformId == VER_PLATFORM_WIN32_NT) - { - if (Ver1.dwMajorVersion > 6 || (Ver1.dwMajorVersion == 6 && Ver1.dwMinorVersion >= 2)) - { - // GetVersionEx() has problem on some Windows version - - MajorEqual = VerSetConditionMask(0, VER_MAJORVERSION, VER_EQUAL); - for (Major = Ver1.dwMajorVersion; Major <= 9; Major++) - { - memset(&Ver2, 0, sizeof(Ver2)); - Ver2.dwOSVersionInfoSize = sizeof(Ver2); - Ver2.dwMajorVersion = Major; - - if (!VerifyVersionInfoA(&Ver2, VER_MAJORVERSION, MajorEqual)) - { - continue; - } - - if (Ver1.dwMajorVersion < Major) - { - Ver1.dwMajorVersion = Major; - Ver1.dwMinorVersion = 0; - } - - MinorEqual = VerSetConditionMask(0, VER_MINORVERSION, VER_EQUAL); - for (Minor = Ver1.dwMinorVersion; Minor <= 9; Minor++) - { - memset(&Ver2, 0, sizeof(Ver2)); - - Ver2.dwOSVersionInfoSize = sizeof(Ver2); - Ver2.dwMinorVersion = Minor; - - if (!VerifyVersionInfoA(&Ver2, VER_MINORVERSION, MinorEqual)) - { - continue; - } - - Ver1.dwMinorVersion = Minor; - break; - } - - break; - } - } - - if (Ver1.dwMajorVersion <= 0xF && Ver1.dwMinorVersion <= 0xF) - { - WsVer = (Ver1.wProductType <= VER_NT_WORKSTATION); - switch ((Ver1.dwMajorVersion << 4) | Ver2.dwMinorVersion) - { - case 0x51: - { - Ver = "XP"; - break; - } - case 0x52: - { - Ver = GetSystemMetrics(89) ? "Server 2003 R2" : "Server 2003"; - break; - } - case 0x60: - { - Ver = WsVer ? "Vista" : "Server 2008"; - break; - } - case 0x61: - { - Ver = WsVer ? "7" : "Server 2008 R2"; - break; - } - case 0x62: - { - Ver = WsVer ? "8" : "Server 2012"; - break; - } - case 0x63: - { - Ver = WsVer ? "8.1" : "Server 2012 R2"; - break; - } - case 0x64: - { - Ver = WsVer ? "10 (Preview 1)" : "Server 10 (Preview 1)"; - break; - } - case 0xA0: - { - Ver = WsVer ? "10" : ((Ver1.dwBuildNumber > 15000) ? "Server 2019" : "Server 2016"); - break; - } - default: - { - Ver = "10 or later"; - break; - } - } - } - } - - Bit = IsWow64() ? 64 : 32; - - if (Ver1.wServicePackMinor) - { - safe_sprintf(WinVer, "Windows %s SP%u.%u %d-bit", Ver, Ver1.wServicePackMajor, Ver1.wServicePackMinor, Bit); - } - else if (Ver1.wServicePackMajor) - { - safe_sprintf(WinVer, "Windows %s SP%u %d-bit", Ver, Ver1.wServicePackMajor, Bit); - } - else - { - safe_sprintf(WinVer, "Windows %s %d-bit", Ver, Bit); - } - - if (((Ver1.dwMajorVersion << 4) | Ver2.dwMinorVersion) >= 0x62) - { - Log("Windows Version : %s (Build %u)", WinVer, Ver1.dwBuildNumber); - } - else - { - Log("Windows Version : %s", WinVer); - } - - return; -} - -BOOL IsVentoyLogicalDrive(CHAR DriveLetter) -{ - int i; - CONST CHAR *Files[] = - { - "EFI\\BOOT\\BOOTX64.EFI", - "grub\\themes\\ventoy\\theme.txt", - "ventoy\\ventoy.cpio", - }; - - for (i = 0; i < sizeof(Files) / sizeof(Files[0]); i++) - { - if (!IsFileExist("%C:\\%s", DriveLetter, Files[i])) - { - return FALSE; - } - } - - return TRUE; -} - - -int VentoyFillLocation(UINT64 DiskSizeInBytes, UINT32 StartSectorId, UINT32 SectorCount, PART_TABLE *Table) -{ - BYTE Head; - BYTE Sector; - BYTE nSector = 63; - BYTE nHead = 8; - UINT32 Cylinder; - UINT32 EndSectorId; - - while (nHead != 0 && (DiskSizeInBytes / 512 / nSector / nHead) > 1024) - { - nHead = (BYTE)nHead * 2; - } - - if (nHead == 0) - { - nHead = 255; - } - - Cylinder = StartSectorId / nSector / nHead; - Head = StartSectorId / nSector % nHead; - Sector = StartSectorId % nSector + 1; - - Table->StartHead = Head; - Table->StartSector = Sector; - Table->StartCylinder = Cylinder; - - EndSectorId = StartSectorId + SectorCount - 1; - Cylinder = EndSectorId / nSector / nHead; - Head = EndSectorId / nSector % nHead; - Sector = EndSectorId % nSector + 1; - - Table->EndHead = Head; - Table->EndSector = Sector; - Table->EndCylinder = Cylinder; - - Table->StartSectorId = StartSectorId; - Table->SectorCount = SectorCount; - - return 0; -} - -int VentoyFillMBR(UINT64 DiskSizeBytes, MBR_HEAD *pMBR, int PartStyle) -{ - GUID Guid; - int ReservedValue; - UINT32 DiskSignature; - UINT32 DiskSectorCount; - UINT32 PartSectorCount; - UINT32 PartStartSector; - UINT32 ReservedSector; - - VentoyGetLocalBootImg(pMBR); - - CoCreateGuid(&Guid); - - memcpy(&DiskSignature, &Guid, sizeof(UINT32)); - - Log("Disk signature: 0x%08x", DiskSignature); - - *((UINT32 *)(pMBR->BootCode + 0x1B8)) = DiskSignature; - - if (DiskSizeBytes / 512 > 0xFFFFFFFF) - { - DiskSectorCount = 0xFFFFFFFF; - } - else - { - DiskSectorCount = (UINT32)(DiskSizeBytes / 512); - } - - ReservedValue = GetReservedSpaceInMB(); - if (ReservedValue <= 0) - { - ReservedSector = 0; - } - else - { - ReservedSector = (UINT32)(ReservedValue * 2048); - } - - if (PartStyle) - { - ReservedSector += 33; // backup GPT part table - } - - Log("ReservedSector: %u", ReservedSector); - - //Part1 - PartStartSector = VENTOY_PART1_START_SECTOR; - PartSectorCount = DiskSectorCount - ReservedSector - VENTOY_EFI_PART_SIZE / 512 - PartStartSector; - VentoyFillLocation(DiskSizeBytes, PartStartSector, PartSectorCount, pMBR->PartTbl); - - pMBR->PartTbl[0].Active = 0x80; // bootable - pMBR->PartTbl[0].FsFlag = 0x07; // exFAT/NTFS/HPFS - - //Part2 - PartStartSector += PartSectorCount; - PartSectorCount = VENTOY_EFI_PART_SIZE / 512; - VentoyFillLocation(DiskSizeBytes, PartStartSector, PartSectorCount, pMBR->PartTbl + 1); - - pMBR->PartTbl[1].Active = 0x00; - pMBR->PartTbl[1].FsFlag = 0xEF; // EFI System Partition - - pMBR->Byte55 = 0x55; - pMBR->ByteAA = 0xAA; - - return 0; -} - - -static int VentoyFillProtectMBR(UINT64 DiskSizeBytes, MBR_HEAD *pMBR) -{ - GUID Guid; - UINT32 DiskSignature; - UINT64 DiskSectorCount; - - VentoyGetLocalBootImg(pMBR); - - CoCreateGuid(&Guid); - - memcpy(&DiskSignature, &Guid, sizeof(UINT32)); - - Log("Disk signature: 0x%08x", DiskSignature); - - *((UINT32 *)(pMBR->BootCode + 0x1B8)) = DiskSignature; - - DiskSectorCount = DiskSizeBytes / 512 - 1; - if (DiskSectorCount > 0xFFFFFFFF) - { - DiskSectorCount = 0xFFFFFFFF; - } - - memset(pMBR->PartTbl, 0, sizeof(pMBR->PartTbl)); - - pMBR->PartTbl[0].Active = 0x00; - pMBR->PartTbl[0].FsFlag = 0xee; // EE - - pMBR->PartTbl[0].StartHead = 0; - pMBR->PartTbl[0].StartSector = 1; - pMBR->PartTbl[0].StartCylinder = 0; - pMBR->PartTbl[0].EndHead = 254; - pMBR->PartTbl[0].EndSector = 63; - pMBR->PartTbl[0].EndCylinder = 1023; - - pMBR->PartTbl[0].StartSectorId = 1; - pMBR->PartTbl[0].SectorCount = (UINT32)DiskSectorCount; - - pMBR->Byte55 = 0x55; - pMBR->ByteAA = 0xAA; - - pMBR->BootCode[92] = 0x22; - - return 0; -} - - -int VentoyFillGpt(UINT64 DiskSizeBytes, VTOY_GPT_INFO *pInfo) -{ - INT64 ReservedValue = 0; - UINT64 ReservedSector = 33; - UINT64 Part1SectorCount = 0; - UINT64 DiskSectorCount = DiskSizeBytes / 512; - VTOY_GPT_HDR *Head = &pInfo->Head; - VTOY_GPT_PART_TBL *Table = pInfo->PartTbl; - static GUID WindowsDataPartType = { 0xebd0a0a2, 0xb9e5, 0x4433, { 0x87, 0xc0, 0x68, 0xb6, 0xb7, 0x26, 0x99, 0xc7 } }; - static GUID EspPartType = { 0xc12a7328, 0xf81f, 0x11d2, { 0xba, 0x4b, 0x00, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b } }; - - VentoyFillProtectMBR(DiskSizeBytes, &pInfo->MBR); - - ReservedValue = GetReservedSpaceInMB(); - if (ReservedValue > 0) - { - ReservedSector += ReservedValue * 2048; - } - - Part1SectorCount = DiskSectorCount - ReservedSector - (VENTOY_EFI_PART_SIZE / 512) - 2048; - - memcpy(Head->Signature, "EFI PART", 8); - Head->Version[2] = 0x01; - Head->Length = 92; - Head->Crc = 0; - Head->EfiStartLBA = 1; - Head->EfiBackupLBA = DiskSectorCount - 1; - Head->PartAreaStartLBA = 34; - Head->PartAreaEndLBA = DiskSectorCount - 34; - CoCreateGuid(&Head->DiskGuid); - Head->PartTblStartLBA = 2; - Head->PartTblTotNum = 128; - Head->PartTblEntryLen = 128; - - - memcpy(&(Table[0].PartType), &WindowsDataPartType, sizeof(GUID)); - CoCreateGuid(&(Table[0].PartGuid)); - Table[0].StartLBA = 2048; - Table[0].LastLBA = 2048 + Part1SectorCount - 1; - Table[0].Attr = 0; - memcpy(Table[0].Name, L"Ventoy", 6 * 2); - - memcpy(&(Table[1].PartType), &EspPartType, sizeof(GUID)); - CoCreateGuid(&(Table[1].PartGuid)); - Table[1].StartLBA = Table[0].LastLBA + 1; - Table[1].LastLBA = Table[1].StartLBA + VENTOY_EFI_PART_SIZE / 512 - 1; - Table[1].Attr = 1; - memcpy(Table[1].Name, L"VTOYEFI", 7 * 2); - - //Update CRC - Head->PartTblCrc = VentoyCrc32(Table, sizeof(pInfo->PartTbl)); - Head->Crc = VentoyCrc32(Head, Head->Length); - - return 0; -} - -int VentoyFillBackupGptHead(VTOY_GPT_INFO *pInfo, VTOY_GPT_HDR *pHead) -{ - UINT64 LBA; - UINT64 BackupLBA; - - memcpy(pHead, &pInfo->Head, sizeof(VTOY_GPT_HDR)); - - LBA = pHead->EfiStartLBA; - BackupLBA = pHead->EfiBackupLBA; - - pHead->EfiStartLBA = BackupLBA; - pHead->EfiBackupLBA = LBA; - pHead->PartTblStartLBA = BackupLBA + 1 - 33; - - pHead->Crc = 0; - pHead->Crc = VentoyCrc32(pHead, pHead->Length); - - return 0; -} - -CHAR GetFirstUnusedDriveLetter(void) -{ - CHAR Letter = 'D'; - DWORD Drives = GetLogicalDrives(); - - Drives >>= 3; - while (Drives & 0x1) - { - Letter++; - Drives >>= 1; - } - - return Letter; -} - -const CHAR * GetBusTypeString(STORAGE_BUS_TYPE Type) -{ - switch (Type) - { - case BusTypeUnknown: return "unknown"; - case BusTypeScsi: return "SCSI"; - case BusTypeAtapi: return "Atapi"; - case BusTypeAta: return "ATA"; - case BusType1394: return "1394"; - case BusTypeSsa: return "SSA"; - case BusTypeFibre: return "Fibre"; - case BusTypeUsb: return "USB"; - case BusTypeRAID: return "RAID"; - case BusTypeiScsi: return "iSCSI"; - case BusTypeSas: return "SAS"; - case BusTypeSata: return "SATA"; - case BusTypeSd: return "SD"; - case BusTypeMmc: return "MMC"; - case BusTypeVirtual: return "Virtual"; - case BusTypeFileBackedVirtual: return "FileBackedVirtual"; - case BusTypeSpaces: return "Spaces"; - case BusTypeNvme: return "Nvme"; - } - return "unknown"; -} - -int VentoyGetLocalBootImg(MBR_HEAD *pMBR) -{ - int Len = 0; - BYTE *ImgBuf = NULL; - static int Loaded = 0; - static MBR_HEAD MBR; - - if (Loaded) - { - memcpy(pMBR, &MBR, 512); - return 0; - } - - if (0 == ReadWholeFileToBuf(VENTOY_FILE_BOOT_IMG, 0, (void **)&ImgBuf, &Len)) - { - Log("Copy boot img success"); - memcpy(pMBR, ImgBuf, 512); - free(ImgBuf); - - CoCreateGuid((GUID *)(pMBR->BootCode + 0x180)); - - memcpy(&MBR, pMBR, 512); - Loaded = 1; - - return 0; - } - else - { - Log("Copy boot img failed"); - return 1; - } -} - -int GetHumanReadableGBSize(UINT64 SizeBytes) -{ - int i; - int Pow2 = 1; - double Delta; - double GB = SizeBytes * 1.0 / 1000 / 1000 / 1000; - - for (i = 0; i < 12; i++) - { - if (Pow2 > GB) - { - Delta = (Pow2 - GB) / Pow2; - } - else - { - Delta = (GB - Pow2) / Pow2; - } - - if (Delta < 0.05) - { - return Pow2; - } - - Pow2 <<= 1; - } - - return (int)GB; -} - -void TrimString(CHAR *String) -{ - CHAR *Pos1 = String; - CHAR *Pos2 = String; - size_t Len = strlen(String); - - while (Len > 0) - { - if (String[Len - 1] != ' ' && String[Len - 1] != '\t') - { - break; - } - String[Len - 1] = 0; - Len--; - } - - while (*Pos1 == ' ' || *Pos1 == '\t') - { - Pos1++; - } - - while (*Pos1) - { - *Pos2++ = *Pos1++; - } - *Pos2++ = 0; - - return; -} - -int GetRegDwordValue(HKEY Key, LPCSTR SubKey, LPCSTR ValueName, DWORD *pValue) -{ - HKEY hKey; - DWORD Type; - DWORD Size; - LSTATUS lRet; - DWORD Value; - - lRet = RegOpenKeyExA(Key, SubKey, 0, KEY_QUERY_VALUE, &hKey); - Log("RegOpenKeyExA <%s> Ret:%ld", SubKey, lRet); - - if (ERROR_SUCCESS == lRet) - { - Size = sizeof(Value); - lRet = RegQueryValueExA(hKey, ValueName, NULL, &Type, (LPBYTE)&Value, &Size); - Log("RegQueryValueExA <%s> ret:%u Size:%u Value:%u", ValueName, lRet, Size, Value); - - *pValue = Value; - RegCloseKey(hKey); - - return 0; - } - else - { - return 1; - } -} - -int GetPhysicalDriveCount(void) -{ - DWORD Value; - int Count = 0; - - if (GetRegDwordValue(HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Services\\disk\\Enum", "Count", &Value) == 0) - { - Count = (int)Value; - } - - Log("GetPhysicalDriveCount: %d", Count); - return Count; -} - - - +/****************************************************************************** + * Utility.c + * + * Copyright (c) 2020, longpanda + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 3 of the + * License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + * + */ +#include +#include "Ventoy2Disk.h" + +void Log(const char *Fmt, ...) +{ + va_list Arg; + int Len = 0; + FILE *File = NULL; + SYSTEMTIME Sys; + char szBuf[1024]; + + GetLocalTime(&Sys); + Len += safe_sprintf(szBuf, + "[%4d/%02d/%02d %02d:%02d:%02d.%03d] ", + Sys.wYear, Sys.wMonth, Sys.wDay, + Sys.wHour, Sys.wMinute, Sys.wSecond, + Sys.wMilliseconds); + + va_start(Arg, Fmt); + Len += vsnprintf_s(szBuf + Len, sizeof(szBuf)-Len, sizeof(szBuf)-Len, Fmt, Arg); + va_end(Arg); + + //printf("%s\n", szBuf); + +#if 1 + fopen_s(&File, VENTOY_FILE_LOG, "a+"); + if (File) + { + fwrite(szBuf, 1, Len, File); + fwrite("\n", 1, 1, File); + fclose(File); + } +#endif + +} + +BOOL IsPathExist(BOOL Dir, const char *Fmt, ...) +{ + va_list Arg; + HANDLE hFile; + DWORD Attr; + CHAR FilePath[MAX_PATH]; + + va_start(Arg, Fmt); + vsnprintf_s(FilePath, sizeof(FilePath), sizeof(FilePath), Fmt, Arg); + va_end(Arg); + + hFile = CreateFileA(FilePath, FILE_READ_EA, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0); + if (INVALID_HANDLE_VALUE == hFile) + { + return FALSE; + } + + CloseHandle(hFile); + + Attr = GetFileAttributesA(FilePath); + + if (Dir) + { + if ((Attr & FILE_ATTRIBUTE_DIRECTORY) == 0) + { + return FALSE; + } + } + else + { + if (Attr & FILE_ATTRIBUTE_DIRECTORY) + { + return FALSE; + } + } + + return TRUE; +} + + +int ReadWholeFileToBuf(const CHAR *FileName, int ExtLen, void **Bufer, int *BufLen) +{ + int FileSize; + FILE *File = NULL; + void *Data = NULL; + + fopen_s(&File, FileName, "rb"); + if (File == NULL) + { + Log("Failed to open file %s", FileName); + return 1; + } + + fseek(File, 0, SEEK_END); + FileSize = (int)ftell(File); + + Data = malloc(FileSize + ExtLen); + if (!Data) + { + fclose(File); + return 1; + } + + fseek(File, 0, SEEK_SET); + fread(Data, 1, FileSize, File); + + fclose(File); + + *Bufer = Data; + *BufLen = FileSize; + + return 0; +} + +const CHAR* GetLocalVentoyVersion(void) +{ + int rc; + int FileSize; + CHAR *Pos = NULL; + CHAR *Buf = NULL; + static CHAR LocalVersion[64] = { 0 }; + + if (LocalVersion[0] == 0) + { + rc = ReadWholeFileToBuf(VENTOY_FILE_VERSION, 1, (void **)&Buf, &FileSize); + if (rc) + { + return ""; + } + Buf[FileSize] = 0; + + for (Pos = Buf; *Pos; Pos++) + { + if (*Pos == '\r' || *Pos == '\n') + { + *Pos = 0; + break; + } + } + + safe_sprintf(LocalVersion, "%s", Buf); + free(Buf); + } + + return LocalVersion; +} + +const CHAR* ParseVentoyVersionFromString(CHAR *Buf) +{ + CHAR *Pos = NULL; + CHAR *End = NULL; + static CHAR LocalVersion[64] = { 0 }; + + Pos = strstr(Buf, "VENTOY_VERSION="); + if (Pos) + { + Pos += strlen("VENTOY_VERSION="); + if (*Pos == '"') + { + Pos++; + } + + End = Pos; + while (*End != 0 && *End != '"' && *End != '\r' && *End != '\n') + { + End++; + } + + *End = 0; + + safe_sprintf(LocalVersion, "%s", Pos); + return LocalVersion; + } + + return ""; +} + +BOOL IsWow64(void) +{ + typedef BOOL(WINAPI *LPFN_ISWOW64PROCESS)(HANDLE, PBOOL); + LPFN_ISWOW64PROCESS fnIsWow64Process; + BOOL bIsWow64 = FALSE; + + fnIsWow64Process = (LPFN_ISWOW64PROCESS)GetProcAddress(GetModuleHandleA("kernel32"), "IsWow64Process"); + if (NULL != fnIsWow64Process) + { + fnIsWow64Process(GetCurrentProcess(), &bIsWow64); + } + + return bIsWow64; +} + +void DumpWindowsVersion(void) +{ + int Bit; + BOOL WsVer; + DWORD Major, Minor; + ULONGLONG MajorEqual, MinorEqual; + OSVERSIONINFOEXA Ver1, Ver2; + const CHAR *Ver = NULL; + CHAR WinVer[256] = { 0 }; + + memset(&Ver1, 0, sizeof(Ver1)); + memset(&Ver2, 0, sizeof(Ver2)); + + Ver1.dwOSVersionInfoSize = sizeof(Ver1); + + // suppress the C4996 warning for GetVersionExA + #pragma warning(push) + #pragma warning(disable:4996) + if (!GetVersionExA((OSVERSIONINFOA *)&Ver1)) + { + memset(&Ver1, 0, sizeof(Ver1)); + Ver1.dwOSVersionInfoSize = sizeof(OSVERSIONINFOA); + if (!GetVersionExA((OSVERSIONINFOA *)&Ver1)) + { + return; + } + } + #pragma warning(pop) + + if (Ver1.dwPlatformId == VER_PLATFORM_WIN32_NT) + { + if (Ver1.dwMajorVersion > 6 || (Ver1.dwMajorVersion == 6 && Ver1.dwMinorVersion >= 2)) + { + // GetVersionEx() has problem on some Windows version + + MajorEqual = VerSetConditionMask(0, VER_MAJORVERSION, VER_EQUAL); + for (Major = Ver1.dwMajorVersion; Major <= 9; Major++) + { + memset(&Ver2, 0, sizeof(Ver2)); + Ver2.dwOSVersionInfoSize = sizeof(Ver2); + Ver2.dwMajorVersion = Major; + + if (!VerifyVersionInfoA(&Ver2, VER_MAJORVERSION, MajorEqual)) + { + continue; + } + + if (Ver1.dwMajorVersion < Major) + { + Ver1.dwMajorVersion = Major; + Ver1.dwMinorVersion = 0; + } + + MinorEqual = VerSetConditionMask(0, VER_MINORVERSION, VER_EQUAL); + for (Minor = Ver1.dwMinorVersion; Minor <= 9; Minor++) + { + memset(&Ver2, 0, sizeof(Ver2)); + + Ver2.dwOSVersionInfoSize = sizeof(Ver2); + Ver2.dwMinorVersion = Minor; + + if (!VerifyVersionInfoA(&Ver2, VER_MINORVERSION, MinorEqual)) + { + continue; + } + + Ver1.dwMinorVersion = Minor; + break; + } + + break; + } + } + + if (Ver1.dwMajorVersion <= 0xF && Ver1.dwMinorVersion <= 0xF) + { + WsVer = (Ver1.wProductType <= VER_NT_WORKSTATION); + switch ((Ver1.dwMajorVersion << 4) | Ver2.dwMinorVersion) + { + case 0x51: + { + Ver = "XP"; + break; + } + case 0x52: + { + Ver = GetSystemMetrics(89) ? "Server 2003 R2" : "Server 2003"; + break; + } + case 0x60: + { + Ver = WsVer ? "Vista" : "Server 2008"; + break; + } + case 0x61: + { + Ver = WsVer ? "7" : "Server 2008 R2"; + break; + } + case 0x62: + { + Ver = WsVer ? "8" : "Server 2012"; + break; + } + case 0x63: + { + Ver = WsVer ? "8.1" : "Server 2012 R2"; + break; + } + case 0x64: + { + Ver = WsVer ? "10 (Preview 1)" : "Server 10 (Preview 1)"; + break; + } + case 0xA0: + { + Ver = WsVer ? "10" : ((Ver1.dwBuildNumber > 15000) ? "Server 2019" : "Server 2016"); + break; + } + default: + { + Ver = "10 or later"; + break; + } + } + } + } + + Bit = IsWow64() ? 64 : 32; + + if (Ver1.wServicePackMinor) + { + safe_sprintf(WinVer, "Windows %s SP%u.%u %d-bit", Ver, Ver1.wServicePackMajor, Ver1.wServicePackMinor, Bit); + } + else if (Ver1.wServicePackMajor) + { + safe_sprintf(WinVer, "Windows %s SP%u %d-bit", Ver, Ver1.wServicePackMajor, Bit); + } + else + { + safe_sprintf(WinVer, "Windows %s %d-bit", Ver, Bit); + } + + if (((Ver1.dwMajorVersion << 4) | Ver2.dwMinorVersion) >= 0x62) + { + Log("Windows Version : %s (Build %u)", WinVer, Ver1.dwBuildNumber); + } + else + { + Log("Windows Version : %s", WinVer); + } + + return; +} + +BOOL IsVentoyLogicalDrive(CHAR DriveLetter) +{ + int i; + CONST CHAR *Files[] = + { + "EFI\\BOOT\\BOOTX64.EFI", + "grub\\themes\\ventoy\\theme.txt", + "ventoy\\ventoy.cpio", + }; + + for (i = 0; i < sizeof(Files) / sizeof(Files[0]); i++) + { + if (!IsFileExist("%C:\\%s", DriveLetter, Files[i])) + { + return FALSE; + } + } + + return TRUE; +} + + +int VentoyFillMBRLocation(UINT64 DiskSizeInBytes, UINT32 StartSectorId, UINT32 SectorCount, PART_TABLE *Table) +{ + BYTE Head; + BYTE Sector; + BYTE nSector = 63; + BYTE nHead = 8; + UINT32 Cylinder; + UINT32 EndSectorId; + + while (nHead != 0 && (DiskSizeInBytes / 512 / nSector / nHead) > 1024) + { + nHead = (BYTE)nHead * 2; + } + + if (nHead == 0) + { + nHead = 255; + } + + Cylinder = StartSectorId / nSector / nHead; + Head = StartSectorId / nSector % nHead; + Sector = StartSectorId % nSector + 1; + + Table->StartHead = Head; + Table->StartSector = Sector; + Table->StartCylinder = Cylinder; + + EndSectorId = StartSectorId + SectorCount - 1; + Cylinder = EndSectorId / nSector / nHead; + Head = EndSectorId / nSector % nHead; + Sector = EndSectorId % nSector + 1; + + Table->EndHead = Head; + Table->EndSector = Sector; + Table->EndCylinder = Cylinder; + + Table->StartSectorId = StartSectorId; + Table->SectorCount = SectorCount; + + return 0; +} + +int VentoyFillMBR(UINT64 DiskSizeBytes, MBR_HEAD *pMBR, int PartStyle) +{ + GUID Guid; + int ReservedValue; + UINT32 DiskSignature; + UINT32 DiskSectorCount; + UINT32 PartSectorCount; + UINT32 PartStartSector; + UINT32 ReservedSector; + + VentoyGetLocalBootImg(pMBR); + + CoCreateGuid(&Guid); + + memcpy(&DiskSignature, &Guid, sizeof(UINT32)); + + Log("Disk signature: 0x%08x", DiskSignature); + + *((UINT32 *)(pMBR->BootCode + 0x1B8)) = DiskSignature; + + if (DiskSizeBytes / 512 > 0xFFFFFFFF) + { + DiskSectorCount = 0xFFFFFFFF; + } + else + { + DiskSectorCount = (UINT32)(DiskSizeBytes / 512); + } + + ReservedValue = GetReservedSpaceInMB(); + if (ReservedValue <= 0) + { + ReservedSector = 0; + } + else + { + ReservedSector = (UINT32)(ReservedValue * 2048); + } + + if (PartStyle) + { + ReservedSector += 33; // backup GPT part table + } + + // check aligned with 4KB + if (IsPartNeed4KBAlign()) + { + UINT64 sectors = DiskSizeBytes / 512; + if (sectors % 8) + { + Log("Disk need to align with 4KB %u", (UINT32)(sectors % 8)); + ReservedSector += (UINT32)(sectors % 8); + } + } + + Log("ReservedSector: %u", ReservedSector); + + //Part1 + PartStartSector = VENTOY_PART1_START_SECTOR; + PartSectorCount = DiskSectorCount - ReservedSector - VENTOY_EFI_PART_SIZE / 512 - PartStartSector; + VentoyFillMBRLocation(DiskSizeBytes, PartStartSector, PartSectorCount, pMBR->PartTbl); + + pMBR->PartTbl[0].Active = 0x80; // bootable + pMBR->PartTbl[0].FsFlag = 0x07; // exFAT/NTFS/HPFS + + //Part2 + PartStartSector += PartSectorCount; + PartSectorCount = VENTOY_EFI_PART_SIZE / 512; + VentoyFillMBRLocation(DiskSizeBytes, PartStartSector, PartSectorCount, pMBR->PartTbl + 1); + + pMBR->PartTbl[1].Active = 0x00; + pMBR->PartTbl[1].FsFlag = 0xEF; // EFI System Partition + + pMBR->Byte55 = 0x55; + pMBR->ByteAA = 0xAA; + + return 0; +} + + +static int VentoyFillProtectMBR(UINT64 DiskSizeBytes, MBR_HEAD *pMBR) +{ + GUID Guid; + UINT32 DiskSignature; + UINT64 DiskSectorCount; + + VentoyGetLocalBootImg(pMBR); + + CoCreateGuid(&Guid); + + memcpy(&DiskSignature, &Guid, sizeof(UINT32)); + + Log("Disk signature: 0x%08x", DiskSignature); + + *((UINT32 *)(pMBR->BootCode + 0x1B8)) = DiskSignature; + + DiskSectorCount = DiskSizeBytes / 512 - 1; + if (DiskSectorCount > 0xFFFFFFFF) + { + DiskSectorCount = 0xFFFFFFFF; + } + + memset(pMBR->PartTbl, 0, sizeof(pMBR->PartTbl)); + + pMBR->PartTbl[0].Active = 0x00; + pMBR->PartTbl[0].FsFlag = 0xee; // EE + + pMBR->PartTbl[0].StartHead = 0; + pMBR->PartTbl[0].StartSector = 1; + pMBR->PartTbl[0].StartCylinder = 0; + pMBR->PartTbl[0].EndHead = 254; + pMBR->PartTbl[0].EndSector = 63; + pMBR->PartTbl[0].EndCylinder = 1023; + + pMBR->PartTbl[0].StartSectorId = 1; + pMBR->PartTbl[0].SectorCount = (UINT32)DiskSectorCount; + + pMBR->Byte55 = 0x55; + pMBR->ByteAA = 0xAA; + + pMBR->BootCode[92] = 0x22; + + return 0; +} + +int VentoyFillWholeGpt(UINT64 DiskSizeBytes, VTOY_GPT_INFO *pInfo) +{ + UINT64 Part1SectorCount = 0; + UINT64 DiskSectorCount = DiskSizeBytes / 512; + VTOY_GPT_HDR *Head = &pInfo->Head; + VTOY_GPT_PART_TBL *Table = pInfo->PartTbl; + static GUID WindowsDataPartType = { 0xebd0a0a2, 0xb9e5, 0x4433, { 0x87, 0xc0, 0x68, 0xb6, 0xb7, 0x26, 0x99, 0xc7 } }; + + VentoyFillProtectMBR(DiskSizeBytes, &pInfo->MBR); + + Part1SectorCount = DiskSectorCount - 33 - 2048; + + memcpy(Head->Signature, "EFI PART", 8); + Head->Version[2] = 0x01; + Head->Length = 92; + Head->Crc = 0; + Head->EfiStartLBA = 1; + Head->EfiBackupLBA = DiskSectorCount - 1; + Head->PartAreaStartLBA = 34; + Head->PartAreaEndLBA = DiskSectorCount - 34; + CoCreateGuid(&Head->DiskGuid); + Head->PartTblStartLBA = 2; + Head->PartTblTotNum = 128; + Head->PartTblEntryLen = 128; + + + memcpy(&(Table[0].PartType), &WindowsDataPartType, sizeof(GUID)); + CoCreateGuid(&(Table[0].PartGuid)); + Table[0].StartLBA = 2048; + Table[0].LastLBA = 2048 + Part1SectorCount - 1; + Table[0].Attr = 0; + memcpy(Table[0].Name, L"Data", 4 * 2); + + //Update CRC + Head->PartTblCrc = VentoyCrc32(Table, sizeof(pInfo->PartTbl)); + Head->Crc = VentoyCrc32(Head, Head->Length); + + return 0; +} + +int VentoyFillGpt(UINT64 DiskSizeBytes, VTOY_GPT_INFO *pInfo) +{ + INT64 ReservedValue = 0; + UINT64 ModSectorCount = 0; + UINT64 ReservedSector = 33; + UINT64 Part1SectorCount = 0; + UINT64 DiskSectorCount = DiskSizeBytes / 512; + VTOY_GPT_HDR *Head = &pInfo->Head; + VTOY_GPT_PART_TBL *Table = pInfo->PartTbl; + static GUID WindowsDataPartType = { 0xebd0a0a2, 0xb9e5, 0x4433, { 0x87, 0xc0, 0x68, 0xb6, 0xb7, 0x26, 0x99, 0xc7 } }; + static GUID EspPartType = { 0xc12a7328, 0xf81f, 0x11d2, { 0xba, 0x4b, 0x00, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b } }; + static GUID BiosGrubPartType = { 0x21686148, 0x6449, 0x6e6f, { 0x74, 0x4e, 0x65, 0x65, 0x64, 0x45, 0x46, 0x49 } }; + + VentoyFillProtectMBR(DiskSizeBytes, &pInfo->MBR); + + ReservedValue = GetReservedSpaceInMB(); + if (ReservedValue > 0) + { + ReservedSector += ReservedValue * 2048; + } + + Part1SectorCount = DiskSectorCount - ReservedSector - (VENTOY_EFI_PART_SIZE / 512) - 2048; + + ModSectorCount = (Part1SectorCount % 8); + if (ModSectorCount) + { + Log("Part1SectorCount:%llu is not aligned by 4KB (%llu)", (ULONGLONG)Part1SectorCount, (ULONGLONG)ModSectorCount); + } + + // check aligned with 4KB + if (IsPartNeed4KBAlign()) + { + if (ModSectorCount) + { + Log("Disk need to align with 4KB %u", (UINT32)ModSectorCount); + Part1SectorCount -= ModSectorCount; + } + else + { + Log("no need to align with 4KB"); + } + } + + memcpy(Head->Signature, "EFI PART", 8); + Head->Version[2] = 0x01; + Head->Length = 92; + Head->Crc = 0; + Head->EfiStartLBA = 1; + Head->EfiBackupLBA = DiskSectorCount - 1; + Head->PartAreaStartLBA = 34; + Head->PartAreaEndLBA = DiskSectorCount - 34; + CoCreateGuid(&Head->DiskGuid); + Head->PartTblStartLBA = 2; + Head->PartTblTotNum = 128; + Head->PartTblEntryLen = 128; + + + memcpy(&(Table[0].PartType), &WindowsDataPartType, sizeof(GUID)); + CoCreateGuid(&(Table[0].PartGuid)); + Table[0].StartLBA = 2048; + Table[0].LastLBA = 2048 + Part1SectorCount - 1; + Table[0].Attr = 0; + memcpy(Table[0].Name, L"Ventoy", 6 * 2); + + // to fix windows issue + //memcpy(&(Table[1].PartType), &EspPartType, sizeof(GUID)); + memcpy(&(Table[1].PartType), &WindowsDataPartType, sizeof(GUID)); + CoCreateGuid(&(Table[1].PartGuid)); + Table[1].StartLBA = Table[0].LastLBA + 1; + Table[1].LastLBA = Table[1].StartLBA + VENTOY_EFI_PART_SIZE / 512 - 1; + Table[1].Attr = 0xC000000000000001ULL; + memcpy(Table[1].Name, L"VTOYEFI", 7 * 2); + +#if 0 + memcpy(&(Table[2].PartType), &BiosGrubPartType, sizeof(GUID)); + CoCreateGuid(&(Table[2].PartGuid)); + Table[2].StartLBA = 34; + Table[2].LastLBA = 2047; + Table[2].Attr = 0; +#endif + + //Update CRC + Head->PartTblCrc = VentoyCrc32(Table, sizeof(pInfo->PartTbl)); + Head->Crc = VentoyCrc32(Head, Head->Length); + + return 0; +} + +int VentoyFillBackupGptHead(VTOY_GPT_INFO *pInfo, VTOY_GPT_HDR *pHead) +{ + UINT64 LBA; + UINT64 BackupLBA; + + memcpy(pHead, &pInfo->Head, sizeof(VTOY_GPT_HDR)); + + LBA = pHead->EfiStartLBA; + BackupLBA = pHead->EfiBackupLBA; + + pHead->EfiStartLBA = BackupLBA; + pHead->EfiBackupLBA = LBA; + pHead->PartTblStartLBA = BackupLBA + 1 - 33; + + pHead->Crc = 0; + pHead->Crc = VentoyCrc32(pHead, pHead->Length); + + return 0; +} + +CHAR GetFirstUnusedDriveLetter(void) +{ + CHAR Letter = 'D'; + DWORD Drives = GetLogicalDrives(); + + Drives >>= 3; + while (Drives & 0x1) + { + Letter++; + Drives >>= 1; + } + + return Letter; +} + +const CHAR * GetBusTypeString(STORAGE_BUS_TYPE Type) +{ + switch (Type) + { + case BusTypeUnknown: return "unknown"; + case BusTypeScsi: return "SCSI"; + case BusTypeAtapi: return "Atapi"; + case BusTypeAta: return "ATA"; + case BusType1394: return "1394"; + case BusTypeSsa: return "SSA"; + case BusTypeFibre: return "Fibre"; + case BusTypeUsb: return "USB"; + case BusTypeRAID: return "RAID"; + case BusTypeiScsi: return "iSCSI"; + case BusTypeSas: return "SAS"; + case BusTypeSata: return "SATA"; + case BusTypeSd: return "SD"; + case BusTypeMmc: return "MMC"; + case BusTypeVirtual: return "Virtual"; + case BusTypeFileBackedVirtual: return "FileBackedVirtual"; + case BusTypeSpaces: return "Spaces"; + case BusTypeNvme: return "Nvme"; + } + return "unknown"; +} + +int VentoyGetLocalBootImg(MBR_HEAD *pMBR) +{ + int Len = 0; + BYTE *ImgBuf = NULL; + static int Loaded = 0; + static MBR_HEAD MBR; + + if (Loaded) + { + memcpy(pMBR, &MBR, 512); + return 0; + } + + if (0 == ReadWholeFileToBuf(VENTOY_FILE_BOOT_IMG, 0, (void **)&ImgBuf, &Len)) + { + Log("Copy boot img success"); + memcpy(pMBR, ImgBuf, 512); + free(ImgBuf); + + CoCreateGuid((GUID *)(pMBR->BootCode + 0x180)); + + memcpy(&MBR, pMBR, 512); + Loaded = 1; + + return 0; + } + else + { + Log("Copy boot img failed"); + return 1; + } +} + +int GetHumanReadableGBSize(UINT64 SizeBytes) +{ + int i; + int Pow2 = 1; + double Delta; + double GB = SizeBytes * 1.0 / 1000 / 1000 / 1000; + + if ((SizeBytes % 1073741824) == 0) + { + return (int)(SizeBytes / 1073741824); + } + + for (i = 0; i < 12; i++) + { + if (Pow2 > GB) + { + Delta = (Pow2 - GB) / Pow2; + } + else + { + Delta = (GB - Pow2) / Pow2; + } + + if (Delta < 0.05) + { + return Pow2; + } + + Pow2 <<= 1; + } + + return (int)GB; +} + +void TrimString(CHAR *String) +{ + CHAR *Pos1 = String; + CHAR *Pos2 = String; + size_t Len = strlen(String); + + while (Len > 0) + { + if (String[Len - 1] != ' ' && String[Len - 1] != '\t') + { + break; + } + String[Len - 1] = 0; + Len--; + } + + while (*Pos1 == ' ' || *Pos1 == '\t') + { + Pos1++; + } + + while (*Pos1) + { + *Pos2++ = *Pos1++; + } + *Pos2++ = 0; + + return; +} + +int GetRegDwordValue(HKEY Key, LPCSTR SubKey, LPCSTR ValueName, DWORD *pValue) +{ + HKEY hKey; + DWORD Type; + DWORD Size; + LSTATUS lRet; + DWORD Value; + + lRet = RegOpenKeyExA(Key, SubKey, 0, KEY_QUERY_VALUE, &hKey); + Log("RegOpenKeyExA <%s> Ret:%ld", SubKey, lRet); + + if (ERROR_SUCCESS == lRet) + { + Size = sizeof(Value); + lRet = RegQueryValueExA(hKey, ValueName, NULL, &Type, (LPBYTE)&Value, &Size); + Log("RegQueryValueExA <%s> ret:%u Size:%u Value:%u", ValueName, lRet, Size, Value); + + *pValue = Value; + RegCloseKey(hKey); + + return 0; + } + else + { + return 1; + } +} + +int GetPhysicalDriveCount(void) +{ + DWORD Value; + int Count = 0; + + if (GetRegDwordValue(HKEY_LOCAL_MACHINE, "SYSTEM\\CurrentControlSet\\Services\\disk\\Enum", "Count", &Value) == 0) + { + Count = (int)Value; + } + + Log("GetPhysicalDriveCount: %d", Count); + return Count; +} + + +