ReactOS Development > Doxygen

00001 /*
00002  *  FREE.C - internal command.
00003  *
00004  *
00005  *  History:
00006  *
00007  *    01-Sep-1999 (Eric Kohl)
00008  *        Started.
00009  *
00010  *    28-Apr-2005 (Magnus Olsen) <magnus@greatlord.com>)
00011  *        Remove all hardcode string to En.rc
00012  */
00013 
00014 #include <precomp.h>
00015 
00016 #ifdef INCLUDE_CMD_FREE
00017 
00018 static VOID
00019 PrintDiskInfo (LPTSTR szDisk)
00020 {
00021     TCHAR szMsg[RC_STRING_MAX_SIZE];
00022     TCHAR szRootPath[4] = _T("A:\\");
00023     TCHAR szDrive[2] = _T("A");
00024     TCHAR szVolume[64];
00025     TCHAR szSerial[10];
00026     TCHAR szTotal[40];
00027     TCHAR szUsed[40];
00028     TCHAR szFree[40];
00029     DWORD dwSerial;
00030     ULONGLONG uliSize;
00031     DWORD dwSecPerCl;
00032     DWORD dwBytPerSec;
00033     DWORD dwFreeCl;
00034     DWORD dwTotCl;
00035 
00036     if (_tcslen (szDisk) < 2 || szDisk[1] != _T(':'))
00037     {
00038         ConErrResPrintf(STRING_FREE_ERROR1);
00039         return;
00040     }
00041 
00042     szRootPath[0] = szDisk[0];
00043     szDrive[0] = _totupper (szRootPath[0]);
00044 
00045     if (!GetVolumeInformation (szRootPath, szVolume, 64, &dwSerial,
00046                                NULL, NULL, NULL, 0))
00047     {
00048         LoadString(CMD_ModuleHandle, STRING_FREE_ERROR1, szMsg, RC_STRING_MAX_SIZE);
00049         ConErrPrintf(_T("%s %s:\n"), szMsg, szDrive);
00050         return;
00051     }
00052 
00053     if (szVolume[0] == _T('\0'))
00054     {
00055 
00056         LoadString(CMD_ModuleHandle, STRING_FREE_ERROR2, szMsg, RC_STRING_MAX_SIZE);
00057         _tcscpy (szVolume, szMsg);
00058     }
00059 
00060     _stprintf (szSerial,
00061                _T("%04X-%04X"),
00062                HIWORD(dwSerial),
00063                LOWORD(dwSerial));
00064 
00065     if (!GetDiskFreeSpace (szRootPath, &dwSecPerCl,
00066                            &dwBytPerSec, &dwFreeCl, &dwTotCl))
00067     {
00068         LoadString(CMD_ModuleHandle, STRING_FREE_ERROR1, szMsg, RC_STRING_MAX_SIZE);
00069         ConErrPrintf (_T("%s %s:\n"), szMsg, szDrive);
00070         return;
00071     }
00072 
00073     uliSize = dwSecPerCl * dwBytPerSec * (ULONGLONG)dwTotCl;
00074     ConvertULargeInteger(uliSize, szTotal, 40, TRUE);
00075 
00076     uliSize = dwSecPerCl * dwBytPerSec * (ULONGLONG)(dwTotCl - dwFreeCl);
00077     ConvertULargeInteger(uliSize, szUsed, 40, TRUE);
00078 
00079     uliSize = dwSecPerCl * dwBytPerSec * (ULONGLONG)dwFreeCl;
00080     ConvertULargeInteger(uliSize, szFree, 40, TRUE);
00081 
00082 
00083     ConOutResPrintf(STRING_FREE_HELP1, szDrive, szVolume, szSerial, szTotal, szUsed, szFree);
00084 }
00085 
00086 
00087 INT CommandFree (LPTSTR param)
00088 {
00089     LPTSTR szParam;
00090     TCHAR  szDefPath[MAX_PATH];
00091     INT argc, i;
00092     LPTSTR *arg;
00093 
00094     if (!_tcsncmp (param, _T("/?"), 2))
00095     {
00096         ConOutResPaging(TRUE,STRING_FREE_HELP2);
00097         return 0;
00098     }
00099 
00100     if (!param || *param == _T('\0'))
00101     {
00102         GetCurrentDirectory (MAX_PATH, szDefPath);
00103         szDefPath[2] = _T('\0');
00104         szParam = szDefPath;
00105     }
00106     else
00107         szParam = param;
00108 
00109     arg = split (szParam, &argc, FALSE, FALSE);
00110 
00111     for (i = 0; i < argc; i++)
00112         PrintDiskInfo (arg[i]);
00113 
00114     freep (arg);
00115 
00116     return 0;
00117 }
00118 
00119 #endif /* INCLUDE_CMD_FREE */
00120 
00121 /* EOF */
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