1 | /* $Id: OS2UTIL.CPP,v 1.16 2003-02-04 17:40:55 sandervl Exp $ */
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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_DOS
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12 | #define INCL_DOSMEMMGR
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13 | #define INCL_DOSDEVICES
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14 | #define INCL_WIN
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15 | #include <os2wrap.h>
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16 | #include <misc.h>
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17 | #include "os2util.h"
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18 | #include "cio2.h"
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19 |
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20 | //******************************************************************************
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21 | //******************************************************************************
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22 | char *OS2AllocMem(ULONG size)
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23 | {
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24 | PVOID lpMem;
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25 | APIRET rc;
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26 |
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27 | rc = DosAllocMem(&lpMem, size, PAG_READ|PAG_WRITE|PAG_COMMIT);
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28 | if(rc) {
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29 | dprintf(("DDRAW: DosAllocMem returned %d", rc));
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30 | return(NULL);
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31 | }
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32 | return((char *)lpMem);
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33 | }
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34 | //******************************************************************************
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35 | //******************************************************************************
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36 | void OS2FreeMem(char *lpMem)
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37 | {
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38 | APIRET rc;
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39 |
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40 | rc = DosFreeMem(lpMem);
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41 | if(rc) {
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42 | dprintf(("DDRAW: DosFreeMem returned %d", rc));
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43 | }
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44 | }//******************************************************************************
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45 | //******************************************************************************
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46 | void OS2MaximizeWindow(HWND hwndClient)
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47 | {
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48 | WinSetWindowPos(hwndClient, HWND_TOP, 0, 0, 0, 0, SWP_MAXIMIZE);
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49 | }
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50 | //******************************************************************************
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51 | //******************************************************************************
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52 | BOOL OSLibPostMessage(HWND hwnd, ULONG msg, ULONG mp1, ULONG mp2)
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53 | {
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54 | return WinPostMsg(hwnd, msg, (MPARAM)mp1, (MPARAM)mp2);
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55 | }
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56 | //******************************************************************************
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57 | //******************************************************************************
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58 |
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59 | extern "C" {
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60 | BOOL APIENTRY _GpiEnableYInversion (HPS hps, LONG lHeight);
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61 | }
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62 |
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63 | void InverseDC(HDC hdc, LONG lHeight)
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64 | {
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65 | USHORT sel = RestoreOS2FS();
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66 |
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67 | // _GpiEnableYInversion( WinGetPS( Win32ToOS2Handle( WindowFromDC(hdc) ) ), lHeight);
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68 | _GpiEnableYInversion( hdc, lHeight);
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69 | SetFS(sel);
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70 |
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71 | }
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72 | //******************************************************************************
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73 | //******************************************************************************
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74 | int InitIO()
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75 | {
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76 | #if 0
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77 | WORD gdt;
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78 | HRESULT rc;
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79 | HFILE device;
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80 | ULONG ulAction;
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81 |
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82 | rc = DosOpen( "\\dev\\fastio$",
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83 | &device,
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84 | &ulAction,
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85 | 0,0,1,
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86 | OPEN_ACCESS_READWRITE|OPEN_SHARE_DENYNONE,
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87 | 0);
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88 | if(rc)
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89 | return rc;
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90 |
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91 | rc = DosDevIOCtl( device, 118, 100, 0,0,0,&gdt,2,&ulAction);
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92 |
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93 | DosClose(device);
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94 |
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95 | if(rc)
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96 | {
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97 | return rc;
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98 | }
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99 |
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100 | USHORT sel = RestoreOS2FS();
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101 |
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102 | io_init2(gdt);
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103 |
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104 | SetFS(sel);
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105 | #endif
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106 | return 0;
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107 | }
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108 | //******************************************************************************
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109 | //******************************************************************************
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