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423 lines
8.1 KiB
C
423 lines
8.1 KiB
C
//======================================================================
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//
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// $Id: chkdsk.c,v 1.1 1999/05/16 07:27:35 ea Exp $
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//
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// Chkdskx
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//
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// Copyright (c) 1998 Mark Russinovich
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// Systems Internals
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// http://www.sysinternals.com/
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//
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// --------------------------------------------------------------------
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//
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// This software is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Library General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This software is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Library General Public License for more details.
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//
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// You should have received a copy of the GNU Library General Public
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// License along with this software; see the file COPYING.LIB. If
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// not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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// Cambridge, MA 02139, USA.
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//
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// --------------------------------------------------------------------
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//
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// Chkdsk clone that demonstrates the use of the FMIFS file system
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// utility library.
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//
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// 1999 February (Emanuele Aliberti)
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// Adapted for ReactOS and lcc-win32.
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//
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// 1999 April (Emanuele Aliberti)
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// Adapted for ReactOS and egcs.
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//
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//======================================================================
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#define UNICODE
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#include <windows.h>
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#include <stdio.h>
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#include "fmifs.h"
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#define _UNICODE 1
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#include <tchar.h>
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#include "config.h"
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#include "win32err.h"
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//
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// Globals
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//
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BOOL Error = FALSE;
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// switches
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BOOL FixErrors = FALSE;
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BOOL SkipClean = FALSE;
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BOOL ScanSectors = FALSE;
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BOOL Verbose = FALSE;
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PWCHAR Drive = NULL;
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WCHAR CurrentDirectory[1024];
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#ifndef FMIFS_IMPORT_DLL
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//
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// FMIFS function
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//
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PCHKDSK Chkdsk;
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#endif /* ndef FMIFS_IMPORT_DLL */
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//--------------------------------------------------------------------
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//
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// CtrlCIntercept
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//
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// Intercepts Ctrl-C's so that the program can't be quit with the
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// disk in an inconsistent state.
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//
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//--------------------------------------------------------------------
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BOOL
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WINAPI
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CtrlCIntercept( DWORD dwCtrlType )
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{
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//
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// Handle the event so that the default handler doesn't
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//
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return TRUE;
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}
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//----------------------------------------------------------------------
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//
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// Usage
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//
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// Tell the user how to use the program
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//
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// 19990216 EA Missing printf %s argument
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//----------------------------------------------------------------------
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VOID
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Usage( PWCHAR ProgramName )
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{
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_tprintf(
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L"\
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Usage: %s [drive:] [-F] [-V] [-R] [-C]\n\n\
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[drive:] Specifies the drive to check.\n\
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-F Fixes errors on the disk.\n\
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-V Displays the full path of every file on the disk.\n\
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-R Locates bad sectors and recovers readable information.\n\
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-C Checks the drive only if it is dirty.\n\n",
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ProgramName
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);
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}
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//----------------------------------------------------------------------
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//
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// ParseCommandLine
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//
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// Get the switches.
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//
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//----------------------------------------------------------------------
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int
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ParseCommandLine(
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int argc,
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WCHAR *argv []
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)
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{
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int i;
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BOOLEAN gotFix = FALSE;
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BOOLEAN gotVerbose = FALSE;
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BOOLEAN gotClean = FALSE;
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BOOLEAN gotScan = FALSE;
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for ( i = 1;
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(i < argc);
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i++
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) {
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switch( argv[i][0] )
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{
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case L'-':
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case L'/':
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switch( argv[i][1] )
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{
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case L'F':
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case L'f':
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if( gotFix ) return i;
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FixErrors = TRUE;
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gotFix = TRUE;
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break;
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case L'V':
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case L'v':
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if( gotVerbose) return i;
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Verbose = TRUE;
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gotVerbose = TRUE;
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break;
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case L'R':
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case L'r':
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if( gotFix ) return i;
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ScanSectors = TRUE;
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gotFix = TRUE;
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break;
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case L'C':
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case L'c':
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if( gotClean ) return i;
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SkipClean = TRUE;
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gotClean = TRUE;
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break;
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default:
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return i;
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}
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break;
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default:
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if( Drive ) return i;
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if( argv[i][1] != L':' ) return i;
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Drive = argv[i];
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break;
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}
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}
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return 0;
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}
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//----------------------------------------------------------------------
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//
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// ChkdskCallback
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//
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// The file system library will call us back with commands that we
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// can interpret. If we wanted to halt the chkdsk we could return FALSE.
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//
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//----------------------------------------------------------------------
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BOOLEAN
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__stdcall
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ChkdskCallback(
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CALLBACKCOMMAND Command,
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DWORD Modifier,
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PVOID Argument
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)
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{
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PDWORD percent;
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PBOOLEAN status;
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PTEXTOUTPUT output;
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//
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// We get other types of commands,
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// but we don't have to pay attention to them
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//
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switch( Command )
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{
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case PROGRESS:
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percent = (PDWORD) Argument;
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_tprintf(L"%d percent completed.\r", *percent);
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break;
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case OUTPUT:
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output = (PTEXTOUTPUT) Argument;
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fprintf(stdout, "%s", output->Output);
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break;
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case DONE:
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status = (PBOOLEAN) Argument;
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if( *status == TRUE ) {
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_tprintf(L"Chkdsk was unable to complete successfully.\n\n");
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Error = TRUE;
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}
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break;
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}
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return TRUE;
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}
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#ifndef FMIFS_IMPORT_DLL
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//----------------------------------------------------------------------
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//
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// LoadFMIFSEntryPoints
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//
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// Loads FMIFS.DLL and locates the entry point(s) we are going to use
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//
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// 19990216 EA User wide functions
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//
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//----------------------------------------------------------------------
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BOOLEAN
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LoadFMIFSEntryPoints(VOID)
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{
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LoadLibraryW( L"fmifs.dll" );
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if( !(Chkdsk =
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(void *) GetProcAddress(
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GetModuleHandleW(L"fmifs.dll"),
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"Chkdsk" ))
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)
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{
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return FALSE;
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}
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return TRUE;
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}
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#endif /* ndef FMIFS_IMPORT_DLL */
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//----------------------------------------------------------------------
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//
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// WMain
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//
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// Engine. Just get command line switches and fire off a chkdsk. This
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// could also be done in a GUI like Explorer does when you select a
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// drive and run a check on it.
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//
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// We do this in UNICODE because the chkdsk command expects PWCHAR
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// arguments.
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//
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//----------------------------------------------------------------------
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int
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wmain( int argc, WCHAR *argv[] )
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{
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int badArg;
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HANDLE volumeHandle;
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WCHAR fileSystem [1024];
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WCHAR volumeName [1024];
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DWORD serialNumber;
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DWORD flags,
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maxComponent;
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wprintf(
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L"\n\
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Chkdskx v1.0 by Mark Russinovich\n\
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Systems Internals - http://www.sysinternals.com/\n\
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ReactOS adaptation 1999 by Emanuele Aliberti\n\n"
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);
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#ifndef FMIFS_IMPORT_DLL
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//
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// Get function pointers
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//
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if( !LoadFMIFSEntryPoints())
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{
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wprintf(L"Could not located FMIFS entry points.\n\n");
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return -1;
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}
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#endif /* ndef FMIFS_IMPORT_DLL */
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//
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// Parse command line
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//
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if( (badArg = ParseCommandLine( argc, argv )))
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{
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wprintf(L"Unknown argument: %s\n", argv[badArg] );
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Usage(argv[0]);
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return -1;
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}
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//
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// Get the drive's format
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//
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if( !Drive )
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{
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if( !GetCurrentDirectoryW(
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sizeof(CurrentDirectory),
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CurrentDirectory
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)
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) {
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PrintWin32Error(
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L"Could not get current directory",
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GetLastError()
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);
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return -1;
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}
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} else {
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wcscpy( CurrentDirectory, Drive );
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}
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CurrentDirectory[2] = L'\\';
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CurrentDirectory[3] = L'\0';
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Drive = CurrentDirectory;
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//
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// Determine the drive's file system format, which we need to
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// tell chkdsk
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//
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if( !GetVolumeInformationW(
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Drive,
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volumeName,
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sizeof volumeName,
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& serialNumber,
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& maxComponent,
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& flags,
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fileSystem,
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sizeof fileSystem
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)
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) {
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PrintWin32Error(
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L"Could not query volume",
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GetLastError()
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);
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return -1;
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}
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//
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// If they want to fix, we need to have access to the drive
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//
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if ( FixErrors )
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{
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swprintf(
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volumeName,
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L"\\\\.\\%C:",
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Drive[0]
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);
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volumeHandle = CreateFileW(
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volumeName,
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GENERIC_WRITE,
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0,
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NULL,
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OPEN_EXISTING,
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0,
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0
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);
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if( volumeHandle == INVALID_HANDLE_VALUE )
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{
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wprintf("Chdskx cannot run because the volume is in use by another process.\n\n");
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return -1;
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}
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CloseHandle( volumeHandle );
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//
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// Can't let the user break out of a chkdsk that can modify the drive
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//
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SetConsoleCtrlHandler( CtrlCIntercept, TRUE );
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}
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//
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// Just do it
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//
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wprintf(
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"The type of file system is %s.\n",
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fileSystem
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);
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Chkdsk(
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Drive,
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fileSystem,
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FixErrors,
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Verbose,
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SkipClean,
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ScanSectors,
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NULL,
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NULL,
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ChkdskCallback
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);
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if ( Error ) return -1;
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return 0;
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}
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/* EOF */
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