| [5291] | 1 | /* $Id: OS2UTIL.CPP,v 1.2 2001-03-09 22:48:48 mike Exp $ */
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| [3345] | 2 |
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| 3 | /*
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| 4 | * OS/2 Utility functions
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| 5 | *
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| 6 | * Copyright 1998 Sander van Leeuwen (sandervl@xs4all.nl)
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| 7 | *
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| 8 | * Project Odin Software License can be found in LICENSE.TXT
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| 9 | *
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| 10 | */
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| 11 | #define INCL_DOSMEMMGR
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| 12 | #define INCL_DOSDEVICES
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| 13 | #include <os2wrap.h>
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| 14 | #include <misc.h>
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| 15 | #include "os2util.h"
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| 16 | #include "cio2.h"
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| 17 |
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| 18 | //******************************************************************************
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| 19 | //******************************************************************************
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| 20 | char *OS2AllocMem(ULONG size)
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| 21 | {
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| 22 | PVOID lpMem;
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| 23 | APIRET rc;
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| 24 |
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| 25 | rc = DosAllocMem(&lpMem, size, PAG_READ|PAG_WRITE|PAG_COMMIT);
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| 26 | if(rc) {
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| 27 | dprintf(("DDRAW: DosAllocMem returned %d", rc));
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| 28 | return(NULL);
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| 29 | }
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| 30 | return((char *)lpMem);
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| 31 | }
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| 32 | //******************************************************************************
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| 33 | //******************************************************************************
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| 34 | void OS2FreeMem(char *lpMem)
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| 35 | {
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| 36 | APIRET rc;
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| 37 |
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| 38 | rc = DosFreeMem(lpMem);
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| 39 | if(rc) {
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| 40 | dprintf(("DDRAW: DosFreeMem returned %d", rc));
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| 41 | }
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| 42 | }//******************************************************************************
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| 43 | //******************************************************************************
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| 44 | void OS2MaximizeWindow(HWND hwndClient)
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| 45 | {
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| 46 | WinSetWindowPos(hwndClient, HWND_TOP, 0, 0, 0, 0, SWP_MAXIMIZE);
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| 47 | }
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| 48 | //******************************************************************************
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| 49 | //******************************************************************************
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| 50 |
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| 51 | HWND WIN32API WindowFromDC(HDC hdc);
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| 52 | HWND Win32ToOS2Handle(HWND hwnd);
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| 53 | BOOL APIENTRY _GpiEnableYInversion (HPS hps, LONG lHeight);
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| 54 |
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| 55 | void InverseDC(HDC hdc, LONG lHeight)
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| 56 | {
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| 57 | USHORT sel = RestoreOS2FS();
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| 58 |
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| [5291] | 59 | // _GpiEnableYInversion( WinGetPS( Win32ToOS2Handle( WindowFromDC(hdc) ) ), lHeight);
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| [3345] | 60 | SetFS(sel);
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| 61 |
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| 62 | }
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| 63 |
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| 64 | int InitIO()
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| 65 | {
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| 66 | WORD gdt;
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| 67 | HRESULT rc;
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| 68 | HFILE device;
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| 69 | ULONG ulAction;
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| 70 |
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| 71 | return 1;
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| 72 |
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| 73 | rc = DosOpen( "\\dev\\fastio$",
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| 74 | &device,
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| 75 | &ulAction,
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| 76 | 0,0,1,
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| 77 | OPEN_ACCESS_READWRITE|OPEN_SHARE_DENYNONE,
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| 78 | 0);
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| 79 | if(rc)
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| 80 | return rc;
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| 81 |
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| 82 | rc = DosDevIOCtl( device, 118, 100, 0,0,0,&gdt,2,&ulAction);
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| 83 |
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| 84 | DosClose(device);
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| 85 |
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| 86 | if(rc)
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| 87 | {
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| 88 | return rc;
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| 89 | }
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| 90 |
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| 91 | io_init2(gdt);
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| 92 |
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| 93 | return 0;
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| 94 | }
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| 95 |
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