xref: /reactos/base/shell/cmd/memory.c (revision c2c66aff)
1 /*
2  *  MEMORY.C - internal command.
3  *
4  *
5  *  History:
6  *
7  *    01-Sep-1999 (Eric Kohl)
8  *        Started.
9  *
10  *    28-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
11  *        Remove all hardcoded strings in En.rc
12  */
13 
14 #include "precomp.h"
15 
16 #ifdef INCLUDE_CMD_MEMORY
17 
CommandMemory(LPTSTR param)18 INT CommandMemory (LPTSTR param)
19 {
20     MEMORYSTATUSEX msex;
21     TCHAR szMemoryLoad[20];
22     TCHAR szTotalPhys[40];
23     TCHAR szAvailPhys[40];
24     TCHAR szTotalPageFile[40];
25     TCHAR szAvailPageFile[40];
26     TCHAR szTotalVirtual[40];
27     TCHAR szAvailVirtual[40];
28     BOOL (WINAPI *GlobalMemoryStatusEx)(LPMEMORYSTATUSEX);
29 
30     if (!_tcsncmp (param, _T("/?"), 2))
31     {
32         ConOutResPaging(TRUE,STRING_MEMORY_HELP1);
33         return 0;
34     }
35 
36     GlobalMemoryStatusEx
37         = (BOOL (WINAPI *)(LPMEMORYSTATUSEX))GetProcAddress(GetModuleHandle(_T("KERNEL32")), "GlobalMemoryStatusEx");
38     if (GlobalMemoryStatusEx)
39     {
40         msex.dwLength = sizeof(MEMORYSTATUSEX);
41         GlobalMemoryStatusEx(&msex);
42     }
43     else
44     {
45         MEMORYSTATUS ms;
46         ms.dwLength = sizeof(MEMORYSTATUS);
47         GlobalMemoryStatus(&ms);
48         msex.dwMemoryLoad = ms.dwMemoryLoad;
49         msex.ullTotalPhys = ms.dwTotalPhys;
50         msex.ullAvailPhys = ms.dwAvailPhys;
51         msex.ullTotalPageFile = ms.dwTotalPageFile;
52         msex.ullAvailPageFile = ms.dwAvailPageFile;
53         msex.ullTotalVirtual = ms.dwTotalVirtual;
54         msex.ullAvailVirtual = ms.dwAvailVirtual;
55     }
56 
57     ConvertULargeInteger(msex.dwMemoryLoad, szMemoryLoad, 20, FALSE);
58     ConvertULargeInteger(msex.ullTotalPhys, szTotalPhys, 40, TRUE);
59     ConvertULargeInteger(msex.ullAvailPhys, szAvailPhys, 40, TRUE);
60     ConvertULargeInteger(msex.ullTotalPageFile, szTotalPageFile, 40, TRUE);
61     ConvertULargeInteger(msex.ullAvailPageFile, szAvailPageFile, 40, TRUE);
62     ConvertULargeInteger(msex.ullTotalVirtual, szTotalVirtual, 40, TRUE);
63     ConvertULargeInteger(msex.ullAvailVirtual, szAvailVirtual, 40, TRUE);
64 
65     ConOutResPrintf(STRING_MEMORY_HELP2,
66                     szMemoryLoad, szTotalPhys, szAvailPhys, szTotalPageFile,
67                     szAvailPageFile, szTotalVirtual, szAvailVirtual);
68 
69     return 0;
70 }
71 
72 #endif /* INCLUDE_CMD_MEMORY */
73 
74 /* EOF */
75