reactos/base/shell/cmd/vol.c

   1 /*
   2  *  VOL.C - vol internal command.
   3  *
   4  *
   5  *  History:
   6  *
   7  *    03-Dec-1998 (Eric Kohl)
   8  *        Replaced DOS calls by Win32 calls.
   9  *
  10  *    08-Dec-1998 (Eric Kohl)
  11  *        Added help text ("/?").
  12  *
  13  *    07-Jan-1999 (Eric Kohl)
  14  *        Cleanup.
  15  *
  16  *    18-Jan-1999 (Eric Kohl)
  17  *        Unicode ready!
  18  *
  19  *    20-Jan-1999 (Eric Kohl)
  20  *        Redirection ready!
  21  */
  22
  23 #include "precomp.h"
  24
  25 #ifdef INCLUDE_CMD_VOL
  26
  27
  28 static INT
  29 PrintVolumeHeader (LPTSTR pszRootPath)
  30 {
  31     TCHAR szVolName[80];
  32     DWORD dwSerialNr;
  33
  34     /* get the volume information of the drive */
  35     if (!GetVolumeInformation(pszRootPath,
  36                              szVolName,
  37                              80,
  38                              &dwSerialNr,
  39                              NULL,
  40                              NULL,
  41                              NULL,
  42                              0))
  43     {
  44         ErrorMessage(GetLastError (), _T(""));
  45         return 1;
  46     }
  47
  48     /* print drive info */
  49     if (szVolName[0] != '\0')
  50     {
  51         ConOutResPrintf(STRING_VOL_HELP1, pszRootPath[0],szVolName);
  52     }
  53     else
  54     {
  55         ConOutResPrintf(STRING_VOL_HELP2, pszRootPath[0]);
  56     }
  57
  58     /* print the volume serial number */
  59     ConOutResPrintf(STRING_VOL_HELP3, HIWORD(dwSerialNr), LOWORD(dwSerialNr));
  60     return 0;
  61 }
  62
  63
  64 INT cmd_vol (LPTSTR param)
  65 {
  66     TCHAR szRootPath[] = _T("A:\\");
  67     TCHAR szPath[MAX_PATH];
  68
  69     if (!_tcsncmp(param, _T("/?"), 2))
  70     {
  71         ConOutResPaging(TRUE,STRING_VOL_HELP4);
  72         return 0;
  73     }
  74
  75     nErrorLevel = 0;
  76
  77     if (param[0] == _T('\0'))
  78     {
  79         GetCurrentDirectory(MAX_PATH, szPath);
  80         szRootPath[0] = szPath[0];
  81     }
  82     else
  83     {
  84         _tcsupr (param);
  85         if (param[1] == _T(':'))
  86         {
  87             szRootPath[0] = param[0];
  88         }
  89         else
  90         {
  91             error_invalid_drive ();
  92             nErrorLevel = 1;
  93             return 1;
  94         }
  95     }
  96
  97     if (!IsValidPathName (szRootPath))
  98     {
  99         error_invalid_drive ();
 100         nErrorLevel = 1;
 101         return 1;
 102     }
 103
 104     /* print the header */
 105     if (!PrintVolumeHeader (szRootPath))
 106     {
 107         nErrorLevel = 1;
 108         return 1;
 109     }
 110
 111     return 0;
 112 }
 113
 114 #endif