misc/user.c

   1 /*
   2 static char RCSId[] = "$Id: user.c,v 1.2 1993/07/04 04:04:21 root Exp root $";
   3 static char Copyright[] = "Copyright  Robert J. Amstadt, 1993";
   4 */
   5 #include <stdio.h>
   6 #include <stdlib.h>
   7 #include "atom.h"
   8 #include "comm.h"
   9 #include "gdi.h"
  10 #include "desktop.h"
  11 #include "dlls.h"
  12 #include "dos_fs.h"
  13 #include "sysmetrics.h"
  14 #include "menu.h"
  15 #include "dce.h"
  16 #include "dialog.h"
  17 #include "syscolor.h"
  18 #include "win.h"
  19 #include "windows.h"
  20 #include "user.h"
  21 #include "message.h"
  22 #include "toolhelp.h"
  23
  24 #define USER_HEAP_SIZE          0x10000
  25
  26 #ifndef WINELIB
  27 LPSTR USER_Heap = NULL;
  28 WORD USER_HeapSel = 0;
  29
  30
  31 /***********************************************************************
  32  *           GetFreeSystemResources   (USER.284)
  33  */
  34 WORD GetFreeSystemResources( WORD resType )
  35 {
  36     DWORD user, gdi;
  37
  38     switch(resType)
  39     {
  40     case GFSR_USERRESOURCES:
  41         user = GetHeapSpaces( USER_HeapSel );
  42         gdi  = 0xffffffff;
  43         break;
  44
  45     case GFSR_GDIRESOURCES:
  46         gdi  = GetHeapSpaces( GDI_HeapSel );
  47         user = 0xffffffff;
  48         break;
  49
  50     case GFSR_SYSTEMRESOURCES:
  51         user = GetHeapSpaces( USER_HeapSel );
  52         gdi  = GetHeapSpaces( GDI_HeapSel );
  53         break;
  54
  55     default:
  56         return 0;
  57     }
  58     if (user > gdi) return LOWORD(gdi) * 100 / HIWORD(gdi);
  59     else return LOWORD(user) * 100 / HIWORD(user);
  60 }
  61
  62
  63 /***********************************************************************
  64  *           SystemHeapInfo   (TOOLHELP.71)
  65  */
  66 BOOL SystemHeapInfo( SYSHEAPINFO *pHeapInfo )
  67 {
  68     pHeapInfo->wUserFreePercent = GetFreeSystemResources( GFSR_USERRESOURCES );
  69     pHeapInfo->wGDIFreePercent  = GetFreeSystemResources( GFSR_GDIRESOURCES );
  70     pHeapInfo->hUserSegment = USER_HeapSel;
  71     pHeapInfo->hGDISegment  = GDI_HeapSel;
  72     return TRUE;
  73 }
  74
  75
  76 /***********************************************************************
  77  *           TimerCount   (TOOLHELP.80)
  78  */
  79 BOOL TimerCount( TIMERINFO *pTimerInfo )
  80 {
  81         /* FIXME
  82          * In standard mode, dwmsSinceStart = dwmsThisVM
  83          *
  84          * I tested this, under Windows in enhanced mode, and
  85          * if you never switch VM (ie start/stop DOS) these
  86          * values should be the same as well.
  87          *
  88          * Also, Wine should adjust for the hardware timer
  89          * to reduce the amount of error to ~1ms.
  90          * I can't be bothered, can you?
  91          */
  92         pTimerInfo->dwmsSinceStart = pTimerInfo->dwmsThisVM = GetTickCount();
  93         return TRUE;
  94 }
  95
  96 /***********************************************************************
  97  *           USER_HeapInit
  98  */
  99 BOOL USER_HeapInit(void)
 100 {
 101     if (!(USER_HeapSel = GlobalAlloc(GMEM_FIXED,USER_HEAP_SIZE))) return FALSE;
 102     USER_Heap = GlobalLock( USER_HeapSel );
 103     LocalInit( USER_HeapSel, 0, USER_HEAP_SIZE-1 );
 104     return TRUE;
 105 }
 106 #endif
 107
 108
 109 /**********************************************************************
 110  *                                      USER_InitApp
 111  */
 112 int USER_InitApp(HINSTANCE hInstance)
 113 {
 114     int queueSize;
 115
 116       /* Create task message queue */
 117     queueSize = GetProfileInt( "windows", "DefaultQueueSize", 8 );
 118     if (!SetMessageQueue( queueSize )) return 0;
 119
 120     return 1;
 121 }