reactos/apps/utils/cmd/vol.c

   1 /*
   2  *  VOL.C - vol internal command.
   3  *
   4  *
   5  *  History:
   6  *
   7  *    03-Dec-1998 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
   8  *        Replaced DOS calls by Win32 calls.
   9  *
  10  *    08-Dec-1998 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
  11  *        Added help text ("/?").
  12  *
  13  *    07-Jan-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
  14  *        Cleanup.
  15  *
  16  *    18-Jan-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
  17  *        Unicode ready!
  18  *
  19  *    20-Jan-1999 (Eric Kohl <ekohl@abo.rhein-zeitung.de>)
  20  *        Redirection ready!
  21  */
  22
  23 #include "config.h"
  24
  25 #ifdef INCLUDE_CMD_VOL
  26
  27 #include <windows.h>
  28 #include <tchar.h>
  29 #include <string.h>
  30
  31 #include "cmd.h"
  32
  33
  34 static VOID
  35 PrintVolumeHeader (LPTSTR pszRootPath)
  36 {
  37         TCHAR szVolName[80];
  38         DWORD dwSerialNr;
  39
  40         /* get the volume information of the drive */
  41         GetVolumeInformation (pszRootPath, szVolName, 80, &dwSerialNr,
  42                                                   NULL, NULL, NULL, 0);
  43
  44         /* print drive info */
  45         ConOutPrintf (_T(" Volume in drive %c:"), pszRootPath[0]);
  46
  47         if (szVolName[0] != '\0')
  48                 ConOutPrintf (_T(" is %s\n"), szVolName);
  49         else
  50                 ConOutPrintf (_T(" has no label\n"));
  51
  52         /* print the volume serial number */
  53         ConOutPrintf (_T(" Volume Serial Number is %04X-%04X\n"),
  54                                   HIWORD(dwSerialNr), LOWORD(dwSerialNr));
  55 }
  56
  57
  58 INT cmd_vol (LPTSTR cmd, LPTSTR param)
  59 {
  60         TCHAR szRootPath[] = _T("A:\\");
  61         TCHAR szPath[MAX_PATH];
  62
  63         if (!_tcsncmp (param, _T("/?"), 2))
  64         {
  65                 ConOutPuts (_T("Displays the disk volume label and serial number, if they exist.\n\n"
  66                                            "VOL [drive:]"));
  67                 return 0;
  68         }
  69
  70         if (param[0] == _T('\0'))
  71         {
  72                 GetCurrentDirectory (MAX_PATH, szPath);
  73                 szRootPath[0] = szPath[0];
  74         }
  75         else
  76         {
  77                 _tcsupr (param);
  78                 if (param[1] == _T(':'))
  79                         szRootPath[0] = param[0];
  80                 else
  81                 {
  82                         error_invalid_drive ();
  83                         return 1;
  84                 }
  85         }
  86
  87         if (!IsValidPathName (szRootPath))
  88         {
  89                 error_invalid_drive ();
  90                 return 1;
  91         }
  92
  93         /* print the header */
  94         PrintVolumeHeader (szRootPath);
  95
  96         return 0;
  97 }
  98
  99 #endif