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Chia sẻ kiến thức, cùng nhau phát triển
Em có đọc qua tài liệu về định dạng ổ cứng của ReactOS nhưng ko hiểu lắm
Đây là phần code của \base\system\format\format.c, các bác có thể tải file source tại ReactOS.org
Code là C Compiler:MinGW - gcc
//======================================================================
//
// Formatx
//
// Copyright (c) 1998 Mark Russinovich
// Systems Internals
// http://www.sysinternals.com
//
// Format clone that demonstrates the use of the FMIFS file system
// utility library.
//
// --------------------------------------------------------------------
//
// This software is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public License as
// published by the Free Software Foundation; either version 2 of the
// License, or (at your option) any later version.
//
// This software 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this software; see the file COPYING.LIB. If
// not, write to the Free Software Foundation, Inc., 675 Mass Ave,
// Cambridge, MA 02139, USA.
//
// --------------------------------------------------------------------
//
// 1999 February (Emanuele Aliberti)
// Adapted for ReactOS and lcc-win32.
//
// 1999 April (Emanuele Aliberti)
// Adapted for ReactOS and egcs.
//
// 2003 April (Casper S. Hornstrup)
// Reintegration.
//
//======================================================================
#include <stdio.h>
#include <tchar.h>
/* PSDK/NDK Headers */
#define WIN32_NO_STATUS
#include <windef.h>
#include <winbase.h>
#include <conutils.h>
#define NTOS_MODE_USER
#include <ndk/rtlfuncs.h>
/* FMIFS Public Header */
#include <fmifs/fmifs.h>
#include "resource.h"
#define FMIFS_IMPORT_DLL
// Globals
BOOL Error = FALSE;
// Switches
BOOL QuickFormat = FALSE;
DWORD ClusterSize = 0;
BOOL CompressDrive = FALSE;
BOOL GotALabel = FALSE;
PWCHAR Label = L"";
PWCHAR Drive = NULL;
PWCHAR FileSystem = L"FAT";
WCHAR RootDirectory[MAX_PATH];
WCHAR LabelString[12];
#ifndef FMIFS_IMPORT_DLL
//
// Functions in FMIFS.DLL
//
PFORMATEX FormatEx;
PENABLEVOLUMECOMPRESSION EnableVolumeCompression;
PQUERYAVAILABLEFILESYSTEMFORMAT QueryAvailableFileSystemFormat;
#endif
//
// Size array
//
typedef struct {
WCHAR SizeString[16];
DWORD ClusterSize;
} SIZEDEFINITION, *PSIZEDEFINITION;
SIZEDEFINITION LegalSizes[] = {
{ L"512", 512 },
{ L"1024", 1024 },
{ L"2048", 2048 },
{ L"4096", 4096 },
{ L"8192", 8192 },
{ L"16K", 16384 },
{ L"32K", 32768 },
{ L"64K", 65536 },
{ L"128K", 65536 * 2 },
{ L"256K", 65536 * 4 },
{ L"", 0 },
};
//----------------------------------------------------------------------
//
// PrintWin32Error
//
// Takes the win32 error code and prints the text version.
//
//----------------------------------------------------------------------
static VOID PrintWin32Error(LPWSTR Message, DWORD ErrorCode)
{
ConPrintf(StdErr, L"%s: ", Message);
ConMsgPuts(StdErr, FORMAT_MESSAGE_FROM_SYSTEM,
NULL, ErrorCode, LANG_USER_DEFAULT);
ConPuts(StdErr, L"\n");
}
//----------------------------------------------------------------------
//
// ParseCommandLine
//
// Get the switches.
//
//----------------------------------------------------------------------
static int ParseCommandLine(int argc, WCHAR *argv[])
{
int i, j;
BOOLEAN gotFormat = FALSE;
BOOLEAN gotQuick = FALSE;
BOOLEAN gotSize = FALSE;
BOOLEAN gotLabel = FALSE;
BOOLEAN gotCompressed = FALSE;
for (i = 1; i < argc; i++)
{
switch (argv[i][0])
{
case L'-': case L'/':
if (!_wcsnicmp(&argv[i][1], L"FS:", 3))
{
if (gotFormat) return -1;
FileSystem = &argv[i][4];
gotFormat = TRUE;
}
else if (!_wcsnicmp(&argv[i][1], L"A:", 2))
{
if (gotSize) return -1;
j = 0;
while (LegalSizes[j].ClusterSize &&
wcsicmp(LegalSizes[j].SizeString, &argv[i][3]))
{
j++;
}
if (!LegalSizes[j].ClusterSize) return i;
ClusterSize = LegalSizes[j].ClusterSize;
gotSize = TRUE;
}
else if (!_wcsnicmp(&argv[i][1], L"V:", 2))
{
if (gotLabel) return -1;
Label = &argv[i][3];
gotLabel = TRUE;
GotALabel = TRUE;
}
else if (!wcsicmp(&argv[i][1], L"Q"))
{
if (gotQuick) return -1;
QuickFormat = TRUE;
gotQuick = TRUE;
}
else if (!wcsicmp(&argv[i][1], L"C"))
{
if (gotCompressed) return -1;
CompressDrive = TRUE;
gotCompressed = TRUE;
}
else
{
return i;
}
break;
default:
{
if (Drive) return i;
if (argv[i][1] != L':') return i;
Drive = argv[i];
break;
}
}
}
return 0;
}
//----------------------------------------------------------------------
//
// FormatExCallback
//
// The file system library will call us back with commands that we
// can interpret. If we wanted to halt the chkdsk we could return FALSE.
//
//----------------------------------------------------------------------
BOOLEAN WINAPI
FormatExCallback(
CALLBACKCOMMAND Command,
ULONG Modifier,
PVOID Argument)
{
PDWORD percent;
PTEXTOUTPUT output;
PBOOLEAN status;
//
// We get other types of commands, but we don't have to pay attention to them
//
switch (Command)
{
case PROGRESS:
percent = (PDWORD)Argument;
ConResPrintf(StdOut, STRING_COMPLETE, *percent);
break;
case OUTPUT:
output = (PTEXTOUTPUT)Argument;
ConPrintf(StdOut, L"%S\n", output->Output);
break;
case DONE:
status = (PBOOLEAN)Argument;
if (*status == FALSE)
{
ConResPuts(StdOut, STRING_FORMAT_FAIL);
Error = TRUE;
}
break;
case DONEWITHSTRUCTURE:
case UNKNOWN2:
case UNKNOWN3:
case UNKNOWN4:
case UNKNOWN5:
case INSUFFICIENTRIGHTS:
case FSNOTSUPPORTED:
case VOLUMEINUSE:
case UNKNOWN9:
case UNKNOWNA:
case UNKNOWNC:
case UNKNOWND:
case STRUCTUREPROGRESS:
case CLUSTERSIZETOOSMALL:
ConResPuts(StdOut, STRING_NO_SUPPORT);
return FALSE;
}
return TRUE;
}
#ifndef FMIFS_IMPORT_DLL
//----------------------------------------------------------------------
//
// LoadFMIFSEntryPoints
//
// Loads FMIFS.DLL and locates the entry point(s) we are going to use
//
//----------------------------------------------------------------------
static BOOLEAN LoadFMIFSEntryPoints(VOID)
{
HMODULE hFmifs = LoadLibraryW( L"fmifs.dll");
if (hFmifs == NULL)
return FALSE;
FormatEx = (PFORMATEX)GetProcAddress(hFmifs, "FormatEx");
if (!FormatEx)
{
FreeLibrary(hFmifs);
return FALSE;
}
EnableVolumeCompression = (PENABLEVOLUMECOMPRESSION)GetProcAddress(hFmifs, "EnableVolumeCompression");
if (!EnableVolumeCompression)
{
FreeLibrary(hFmifs);
return FALSE;
}
QueryAvailableFileSystemFormat = (PQUERYAVAILABLEFILESYSTEMFORMAT)GetProcAddress(hFmifs, "QueryAvailableFileSystemFormat");
if (!QueryAvailableFileSystemFormat)
{
FreeLibrary(hFmifs);
return FALSE;
}
return TRUE;
}
#endif
//----------------------------------------------------------------------
//
// Usage
//
// Tell the user how to use the program
//
//----------------------------------------------------------------------
static VOID Usage(LPWSTR ProgramName)
{
WCHAR szMsg[RC_STRING_MAX_SIZE];
WCHAR szFormats[MAX_PATH];
WCHAR szFormatW[MAX_PATH];
DWORD Index = 0;
BYTE dummy;
BOOLEAN latestVersion;
K32LoadStringW(GetModuleHandle(NULL), STRING_HELP, szMsg, ARRAYSIZE(szMsg));
#ifndef FMIFS_IMPORT_DLL
if (!LoadFMIFSEntryPoints())
{
ConPrintf(StdOut, szMsg, ProgramName, L"");
return;
}
#endif
szFormats[0] = 0;
while (QueryAvailableFileSystemFormat(Index++, szFormatW, &dummy, &dummy, &latestVersion))
{
if (!latestVersion)
continue;
if (szFormats[0])
wcscat(szFormats, L", ");
wcscat(szFormats, szFormatW);
}
ConPrintf(StdOut, szMsg, ProgramName, szFormats);
}
//----------------------------------------------------------------------
//
// WMain
//
// Engine. Just get command line switches and fire off a format. This
// could also be done in a GUI like Explorer does when you select a
// drive and run a check on it.
//
// We do this in UNICODE because the chkdsk command expects PWCHAR
// arguments.
//
//----------------------------------------------------------------------
int wmain(int argc, WCHAR *argv[])
{
int badArg;
FMIFS_MEDIA_FLAG media = FMIFS_HARDDISK;
DWORD driveType;
WCHAR fileSystem[1024];
WCHAR volumeName[1024];
WCHAR input[1024];
DWORD serialNumber;
DWORD flags, maxComponent;
ULARGE_INTEGER freeBytesAvailableToCaller, totalNumberOfBytes, totalNumberOfFreeBytes;
WCHAR szMsg[RC_STRING_MAX_SIZE];
/* Initialize the Console Standard Streams */
ConInitStdStreams();
ConPuts(StdOut,
L"\n"
L"Formatx v1.0 by Mark Russinovich\n"
L"Systems Internals - http://www.sysinternals.com\n"
L"ReactOS adaptation 1999 by Emanuele Aliberti\n\n");
#ifndef FMIFS_IMPORT_DLL
//
// Get function pointers
//
if (!LoadFMIFSEntryPoints())
{
ConResPuts(StdErr, STRING_FMIFS_FAIL);
return -1;
}
#endif
//
// Parse command line
//
badArg = ParseCommandLine(argc, argv);
if (badArg)
{
ConResPrintf(StdErr, STRING_UNKNOW_ARG, argv[badArg]);
Usage(argv[0]);
return -1;
}
//
// Get the drive's format
//
if (!Drive)
{
ConResPuts(StdErr, STRING_DRIVE_PARM);
Usage(argv[0]);
return -1;
}
else
{
wcscpy(RootDirectory, Drive);
}
RootDirectory[2] = L'\\';
RootDirectory[3] = L'\0';
//
// See if the drive is removable or not
//
driveType = GetDriveTypeW(RootDirectory);
switch (driveType)
{
case DRIVE_UNKNOWN :
K32LoadStringW(GetModuleHandle(NULL), STRING_ERROR_DRIVE_TYPE, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
case DRIVE_REMOTE:
case DRIVE_CDROM:
ConResPuts(StdOut, STRING_NO_SUPPORT);
return -1;
case DRIVE_NO_ROOT_DIR:
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
case DRIVE_REMOVABLE:
ConResPrintf(StdOut, STRING_INSERT_DISK, RootDirectory[0]);
fgetws(input, ARRAYSIZE(input), stdin);
media = FMIFS_FLOPPY;
break;
case DRIVE_FIXED:
case DRIVE_RAMDISK:
media = FMIFS_HARDDISK;
break;
}
// Reject attempts to format the system drive
{
WCHAR path[MAX_PATH + 1];
UINT rc;
rc = GetWindowsDirectoryW(path, MAX_PATH);
if (rc == 0 || rc > MAX_PATH)
// todo: Report "Unable to query system directory"
return -1;
if (towlower(path[0]) == towlower(Drive[0]))
{
// todo: report "Cannot format system drive"
ConResPuts(StdOut, STRING_NO_SUPPORT);
return -1;
}
}
//
// Determine the drive's file system format
//
if (!GetVolumeInformationW(RootDirectory,
volumeName, ARRAYSIZE(volumeName),
&serialNumber, &maxComponent, &flags,
fileSystem, ARRAYSIZE(fileSystem)))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
if (!GetDiskFreeSpaceExW(RootDirectory,
&freeBytesAvailableToCaller,
&totalNumberOfBytes,
&totalNumberOfFreeBytes))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME_SIZE, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
ConResPrintf(StdOut, STRING_FILESYSTEM, fileSystem);
//
// Make sure they want to do this
//
if (driveType == DRIVE_FIXED)
{
if (volumeName[0])
{
while (TRUE)
{
ConResPrintf(StdOut, STRING_LABEL_NAME_EDIT, RootDirectory[0]);
fgetws(input, ARRAYSIZE(input), stdin);
input[wcslen(input) - 1] = 0;
if (!wcsicmp(input, volumeName))
break;
ConResPuts(StdOut, STRING_ERROR_LABEL);
}
}
ConResPrintf(StdOut, STRING_YN_FORMAT, RootDirectory[0]);
K32LoadStringW(GetModuleHandle(NULL), STRING_YES_NO_FAQ, szMsg, ARRAYSIZE(szMsg));
while (TRUE)
{
fgetws(input, ARRAYSIZE(input), stdin);
if (_wcsnicmp(&input[0], &szMsg[0], 1) == 0) break;
if (_wcsnicmp(&input[0], &szMsg[1], 1) == 0)
{
ConPuts(StdOut, L"\n");
return 0;
}
}
}
//
// Tell the user we're doing a long format if appropriate
//
if (!QuickFormat)
{
K32LoadStringW(GetModuleHandle(NULL), STRING_VERIFYING, szMsg, ARRAYSIZE(szMsg));
if (totalNumberOfBytes.QuadPart > 1024*1024*10)
{
ConPrintf(StdOut, L"%s %luM\n", szMsg, (DWORD)(totalNumberOfBytes.QuadPart/(1024*1024)));
}
else
{
ConPrintf(StdOut, L"%s %.1fM\n", szMsg,
((float)(LONGLONG)totalNumberOfBytes.QuadPart)/(float)(1024.0*1024.0));
}
}
else
{
K32LoadStringW(GetModuleHandle(NULL), STRING_FAST_FMT, szMsg, ARRAYSIZE(szMsg));
if (totalNumberOfBytes.QuadPart > 1024*1024*10)
{
ConPrintf(StdOut, L"%s %luM\n", szMsg, (DWORD)(totalNumberOfBytes.QuadPart/(1024*1024)));
}
else
{
ConPrintf(StdOut, L"%s %.2fM\n", szMsg,
((float)(LONGLONG)totalNumberOfBytes.QuadPart)/(float)(1024.0*1024.0));
}
ConResPuts(StdOut, STRING_CREATE_FSYS);
}
//
// Format away!
//
FormatEx(RootDirectory, media, FileSystem, Label, QuickFormat,
ClusterSize, FormatExCallback);
if (Error) return -1;
ConResPuts(StdOut, STRING_FMT_COMPLETE);
//
// Enable compression if desired
//
if (CompressDrive)
{
if (!EnableVolumeCompression(RootDirectory, TRUE))
ConResPuts(StdOut, STRING_VOL_COMPRESS);
}
//
// Get the label if we don't have it
//
if (!GotALabel)
{
ConResPuts(StdOut, STRING_ENTER_LABEL);
fgetws(input, ARRAYSIZE(LabelString), stdin);
input[wcslen(input) - 1] = 0;
if (!SetVolumeLabelW(RootDirectory, input))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_LABEL, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
}
if (!GetVolumeInformationW(RootDirectory,
volumeName, ARRAYSIZE(volumeName),
&serialNumber, &maxComponent, &flags,
fileSystem, ARRAYSIZE(fileSystem)))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
//
// Print out some stuff including the formatted size
//
if (!GetDiskFreeSpaceExW(RootDirectory,
&freeBytesAvailableToCaller,
&totalNumberOfBytes,
&totalNumberOfFreeBytes))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME_SIZE, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
ConResPrintf(StdOut, STRING_FREE_SPACE, totalNumberOfBytes.QuadPart,
totalNumberOfFreeBytes.QuadPart);
//
// Get the drive's serial number
//
if (!GetVolumeInformationW(RootDirectory,
volumeName, ARRAYSIZE(volumeName),
&serialNumber, &maxComponent, &flags,
fileSystem, ARRAYSIZE(fileSystem)))
{
K32LoadStringW(GetModuleHandle(NULL), STRING_NO_VOLUME, szMsg, ARRAYSIZE(szMsg));
PrintWin32Error(szMsg, GetLastError());
return -1;
}
ConResPrintf(StdOut, STRING_SERIAL_NUMBER,
(unsigned int)(serialNumber >> 16),
(unsigned int)(serialNumber & 0xFFFF));
return 0;
}
/* EOF */
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639
