xref: /reactos/win32ss/gdi/gdi32/wine/mfdrv/init.c (revision 333b8f19)
1 /*
2  * Metafile driver initialisation functions
3  *
4  * Copyright 1996 Alexandre Julliard
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include <stdarg.h>
22 #include <string.h>
23 
24 #include "windef.h"
25 #include "winbase.h"
26 #include "winnls.h"
27 #include "gdi_private.h"
28 #include "mfdrv/metafiledrv.h"
29 #include "wine/debug.h"
30 
31 WINE_DEFAULT_DEBUG_CHANNEL(metafile);
32 
33 static BOOL MFDRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev );
34 static BOOL MFDRV_DeleteDC( PHYSDEV dev );
35 
36 
37 /**********************************************************************
38  *           MFDRV_ExtEscape
39  */
MFDRV_ExtEscape(PHYSDEV dev,INT nEscape,INT cbInput,LPCVOID in_data,INT cbOutput,LPVOID out_data)40 static INT MFDRV_ExtEscape( PHYSDEV dev, INT nEscape, INT cbInput, LPCVOID in_data,
41                             INT cbOutput, LPVOID out_data )
42 {
43     METARECORD *mr;
44     DWORD len;
45     INT ret;
46 
47     if (cbOutput) return 0;  /* escapes that require output cannot work in metafiles */
48 
49     len = sizeof(*mr) + sizeof(WORD) + ((cbInput + 1) & ~1);
50     mr = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
51     mr->rdSize = len / 2;
52     mr->rdFunction = META_ESCAPE;
53     mr->rdParm[0] = nEscape;
54     mr->rdParm[1] = cbInput;
55     memcpy(&(mr->rdParm[2]), in_data, cbInput);
56     ret = MFDRV_WriteRecord( dev, mr, len);
57     HeapFree(GetProcessHeap(), 0, mr);
58     return ret;
59 }
60 
61 
62 /******************************************************************
63  *         MFDRV_GetBoundsRect
64  */
MFDRV_GetBoundsRect(PHYSDEV dev,RECT * rect,UINT flags)65 static UINT MFDRV_GetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
66 {
67     return 0;
68 }
69 
70 
71 /******************************************************************
72  *         MFDRV_SetBoundsRect
73  */
MFDRV_SetBoundsRect(PHYSDEV dev,RECT * rect,UINT flags)74 static UINT MFDRV_SetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
75 {
76     return 0;
77 }
78 
79 
80 /******************************************************************
81  *         MFDRV_GetDeviceCaps
82  *
83  *A very simple implementation that returns DT_METAFILE
84  */
MFDRV_GetDeviceCaps(PHYSDEV dev,INT cap)85 static INT MFDRV_GetDeviceCaps(PHYSDEV dev, INT cap)
86 {
87     switch(cap)
88     {
89     case TECHNOLOGY:
90         return DT_METAFILE;
91     case TEXTCAPS:
92         return 0;
93     default:
94         TRACE(" unsupported capability %d, will return 0\n", cap );
95     }
96     return 0;
97 }
98 
99 
100 static const struct gdi_dc_funcs MFDRV_Funcs =
101 {
102     NULL,                            /* pAbortDoc */
103     MFDRV_AbortPath,                 /* pAbortPath */
104     NULL,                            /* pAlphaBlend */
105     NULL,                            /* pAngleArc */
106     MFDRV_Arc,                       /* pArc */
107     NULL,                            /* pArcTo */
108     MFDRV_BeginPath,                 /* pBeginPath */
109     NULL,                            /* pBlendImage */
110     MFDRV_Chord,                     /* pChord */
111     MFDRV_CloseFigure,               /* pCloseFigure */
112     MFDRV_CreateCompatibleDC,        /* pCreateCompatibleDC */
113     NULL,                            /* pCreateDC */
114     MFDRV_DeleteDC,                  /* pDeleteDC */
115     MFDRV_DeleteObject,              /* pDeleteObject */
116     NULL,                            /* pDeviceCapabilities */
117     MFDRV_Ellipse,                   /* pEllipse */
118     NULL,                            /* pEndDoc */
119     NULL,                            /* pEndPage */
120     MFDRV_EndPath,                   /* pEndPath */
121     NULL,                            /* pEnumFonts */
122     NULL,                            /* pEnumICMProfiles */
123     MFDRV_ExcludeClipRect,           /* pExcludeClipRect */
124     NULL,                            /* pExtDeviceMode */
125     MFDRV_ExtEscape,                 /* pExtEscape */
126     MFDRV_ExtFloodFill,              /* pExtFloodFill */
127     MFDRV_ExtSelectClipRgn,          /* pExtSelectClipRgn */
128     MFDRV_ExtTextOut,                /* pExtTextOut */
129     MFDRV_FillPath,                  /* pFillPath */
130     MFDRV_FillRgn,                   /* pFillRgn */
131     MFDRV_FlattenPath,               /* pFlattenPath */
132     NULL,                            /* pFontIsLinked */
133     MFDRV_FrameRgn,                  /* pFrameRgn */
134     NULL,                            /* pGdiComment */
135     MFDRV_GetBoundsRect,             /* pGetBoundsRect */
136     NULL,                            /* pGetCharABCWidths */
137     NULL,                            /* pGetCharABCWidthsI */
138     NULL,                            /* pGetCharWidth */
139     NULL,                            /* pGetCharWidthInfo */
140     MFDRV_GetDeviceCaps,             /* pGetDeviceCaps */
141     NULL,                            /* pGetDeviceGammaRamp */
142     NULL,                            /* pGetFontData */
143     NULL,                            /* pGetFontRealizationInfo */
144     NULL,                            /* pGetFontUnicodeRanges */
145     NULL,                            /* pGetGlyphIndices */
146     NULL,                            /* pGetGlyphOutline */
147     NULL,                            /* pGetICMProfile */
148     NULL,                            /* pGetImage */
149     NULL,                            /* pGetKerningPairs */
150     NULL,                            /* pGetNearestColor */
151     NULL,                            /* pGetOutlineTextMetrics */
152     NULL,                            /* pGetPixel */
153     NULL,                            /* pGetSystemPaletteEntries */
154     NULL,                            /* pGetTextCharsetInfo */
155     NULL,                            /* pGetTextExtentExPoint */
156     NULL,                            /* pGetTextExtentExPointI */
157     NULL,                            /* pGetTextFace */
158     NULL,                            /* pGetTextMetrics */
159     NULL,                            /* pGradientFill */
160     MFDRV_IntersectClipRect,         /* pIntersectClipRect */
161     MFDRV_InvertRgn,                 /* pInvertRgn */
162     MFDRV_LineTo,                    /* pLineTo */
163     NULL,                            /* pModifyWorldTransform */
164     MFDRV_MoveTo,                    /* pMoveTo */
165     MFDRV_OffsetClipRgn,             /* pOffsetClipRgn */
166     MFDRV_OffsetViewportOrgEx,       /* pOffsetViewportOrgEx */
167     MFDRV_OffsetWindowOrgEx,         /* pOffsetWindowOrgEx */
168     MFDRV_PaintRgn,                  /* pPaintRgn */
169     MFDRV_PatBlt,                    /* pPatBlt */
170     MFDRV_Pie,                       /* pPie */
171     MFDRV_PolyBezier,                /* pPolyBezier */
172     MFDRV_PolyBezierTo,              /* pPolyBezierTo */
173     NULL,                            /* pPolyDraw */
174     MFDRV_PolyPolygon,               /* pPolyPolygon */
175     NULL,                            /* pPolyPolyline */
176     MFDRV_Polygon,                   /* pPolygon */
177     MFDRV_Polyline,                  /* pPolyline */
178     NULL,                            /* pPolylineTo */
179     NULL,                            /* pPutImage */
180     NULL,                            /* pRealizeDefaultPalette */
181     MFDRV_RealizePalette,            /* pRealizePalette */
182     MFDRV_Rectangle,                 /* pRectangle */
183     NULL,                            /* pResetDC */
184     MFDRV_RestoreDC,                 /* pRestoreDC */
185     MFDRV_RoundRect,                 /* pRoundRect */
186     MFDRV_SaveDC,                    /* pSaveDC */
187     MFDRV_ScaleViewportExtEx,        /* pScaleViewportExtEx */
188     MFDRV_ScaleWindowExtEx,          /* pScaleWindowExtEx */
189     MFDRV_SelectBitmap,              /* pSelectBitmap */
190     MFDRV_SelectBrush,               /* pSelectBrush */
191     MFDRV_SelectClipPath,            /* pSelectClipPath */
192     MFDRV_SelectFont,                /* pSelectFont */
193     MFDRV_SelectPalette,             /* pSelectPalette */
194     MFDRV_SelectPen,                 /* pSelectPen */
195     NULL,                            /* pSetArcDirection */
196     MFDRV_SetBkColor,                /* pSetBkColor */
197     MFDRV_SetBkMode,                 /* pSetBkMode */
198     MFDRV_SetBoundsRect,             /* pSetBoundsRect */
199     MFDRV_SetDCBrushColor,           /* pSetDCBrushColor*/
200     MFDRV_SetDCPenColor,             /* pSetDCPenColor*/
201     MFDRV_SetDIBitsToDevice,         /* pSetDIBitsToDevice */
202     NULL,                            /* pSetDeviceClipping */
203     NULL,                            /* pSetDeviceGammaRamp */
204     NULL,                            /* pSetLayout */
205     MFDRV_SetMapMode,                /* pSetMapMode */
206     MFDRV_SetMapperFlags,            /* pSetMapperFlags */
207     MFDRV_SetPixel,                  /* pSetPixel */
208     MFDRV_SetPolyFillMode,           /* pSetPolyFillMode */
209     MFDRV_SetROP2,                   /* pSetROP2 */
210     MFDRV_SetRelAbs,                 /* pSetRelAbs */
211     MFDRV_SetStretchBltMode,         /* pSetStretchBltMode */
212     MFDRV_SetTextAlign,              /* pSetTextAlign */
213     MFDRV_SetTextCharacterExtra,     /* pSetTextCharacterExtra */
214     MFDRV_SetTextColor,              /* pSetTextColor */
215     MFDRV_SetTextJustification,      /* pSetTextJustification */
216     MFDRV_SetViewportExtEx,          /* pSetViewportExtEx */
217     MFDRV_SetViewportOrgEx,          /* pSetViewportOrgEx */
218     MFDRV_SetWindowExtEx,            /* pSetWindowExtEx */
219     MFDRV_SetWindowOrgEx,            /* pSetWindowOrgEx */
220     NULL,                            /* pSetWorldTransform */
221     NULL,                            /* pStartDoc */
222     NULL,                            /* pStartPage */
223     MFDRV_StretchBlt,                /* pStretchBlt */
224     MFDRV_StretchDIBits,             /* pStretchDIBits */
225     MFDRV_StrokeAndFillPath,         /* pStrokeAndFillPath */
226     MFDRV_StrokePath,                /* pStrokePath */
227     NULL,                            /* pUnrealizePalette */
228     MFDRV_WidenPath,                 /* pWidenPath */
229     NULL,                            /* wine_get_wgl_driver */
230     GDI_PRIORITY_GRAPHICS_DRV        /* priority */
231 };
232 
233 
234 
235 /**********************************************************************
236  *	     MFDRV_AllocMetaFile
237  */
MFDRV_AllocMetaFile(void)238 static DC *MFDRV_AllocMetaFile(void)
239 {
240     DC *dc;
241     METAFILEDRV_PDEVICE *physDev;
242 
243     if (!(dc = alloc_dc_ptr( OBJ_METADC ))) return NULL;
244 
245     physDev = HeapAlloc(GetProcessHeap(),0,sizeof(*physDev));
246     if (!physDev)
247     {
248         free_dc_ptr( dc );
249         return NULL;
250     }
251     if (!(physDev->mh = HeapAlloc( GetProcessHeap(), 0, sizeof(*physDev->mh) )))
252     {
253         HeapFree( GetProcessHeap(), 0, physDev );
254         free_dc_ptr( dc );
255         return NULL;
256     }
257 
258     push_dc_driver( &dc->physDev, &physDev->dev, &MFDRV_Funcs );
259 
260     physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0]));
261     physDev->handles_size = HANDLE_LIST_INC;
262     physDev->cur_handles = 0;
263 
264     physDev->hFile = 0;
265 
266     physDev->mh->mtHeaderSize   = sizeof(METAHEADER) / sizeof(WORD);
267     physDev->mh->mtVersion      = 0x0300;
268     physDev->mh->mtSize         = physDev->mh->mtHeaderSize;
269     physDev->mh->mtNoObjects    = 0;
270     physDev->mh->mtMaxRecord    = 0;
271     physDev->mh->mtNoParameters = 0;
272 
273     SetVirtualResolution( physDev->dev.hdc, 0, 0, 0, 0);
274 
275     return dc;
276 }
277 
278 
279 /**********************************************************************
280  *	     MFDRV_CreateCompatibleDC
281  */
MFDRV_CreateCompatibleDC(PHYSDEV orig,PHYSDEV * pdev)282 static BOOL MFDRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev )
283 {
284     /* not supported on metafile DCs */
285     return FALSE;
286 }
287 
288 
289 /**********************************************************************
290  *	     MFDRV_DeleteDC
291  */
MFDRV_DeleteDC(PHYSDEV dev)292 static BOOL MFDRV_DeleteDC( PHYSDEV dev )
293 {
294     METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
295     DWORD index;
296 
297     HeapFree( GetProcessHeap(), 0, physDev->mh );
298     for(index = 0; index < physDev->handles_size; index++)
299         if(physDev->handles[index])
300             GDI_hdc_not_using_object(physDev->handles[index], dev->hdc);
301     HeapFree( GetProcessHeap(), 0, physDev->handles );
302     HeapFree( GetProcessHeap(), 0, physDev );
303     return TRUE;
304 }
305 
306 
307 /**********************************************************************
308  *	     CreateMetaFileW   (GDI32.@)
309  *
310  *  Create a new DC and associate it with a metafile. Pass a filename
311  *  to create a disk-based metafile, NULL to create a memory metafile.
312  *
313  * PARAMS
314  *  filename [I] Filename of disk metafile
315  *
316  * RETURNS
317  *  A handle to the metafile DC if successful, NULL on failure.
318  */
CreateMetaFileW(LPCWSTR filename)319 HDC WINAPI CreateMetaFileW( LPCWSTR filename )
320 {
321     HDC ret;
322     DC *dc;
323     METAFILEDRV_PDEVICE *physDev;
324     HANDLE hFile;
325     DWORD bytes_written;
326 
327     TRACE("%s\n", debugstr_w(filename) );
328 
329     if (!(dc = MFDRV_AllocMetaFile())) return 0;
330     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
331 
332     if (filename)  /* disk based metafile */
333     {
334         physDev->mh->mtType = METAFILE_DISK;
335         if ((hFile = CreateFileW(filename, GENERIC_WRITE, 0, NULL,
336 				CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) {
337             free_dc_ptr( dc );
338             return 0;
339         }
340         if (!WriteFile( hFile, physDev->mh, sizeof(*physDev->mh),
341                         &bytes_written, NULL )) {
342             free_dc_ptr( dc );
343             CloseHandle (hFile );
344             return 0;
345 	}
346 	physDev->hFile = hFile;
347 
348 	/* Grow METAHEADER to include filename */
349 	physDev->mh = MF_CreateMetaHeaderDisk(physDev->mh, filename, TRUE);
350     }
351     else  /* memory based metafile */
352 	physDev->mh->mtType = METAFILE_MEMORY;
353 
354     TRACE("returning %p\n", physDev->dev.hdc);
355     ret = physDev->dev.hdc;
356     release_dc_ptr( dc );
357     return ret;
358 }
359 
360 /**********************************************************************
361  *          CreateMetaFileA   (GDI32.@)
362  *
363  * See CreateMetaFileW.
364  */
CreateMetaFileA(LPCSTR filename)365 HDC WINAPI CreateMetaFileA(LPCSTR filename)
366 {
367     LPWSTR filenameW;
368     DWORD len;
369     HDC hReturnDC;
370 
371     if (!filename) return CreateMetaFileW(NULL);
372 
373     len = MultiByteToWideChar( CP_ACP, 0, filename, -1, NULL, 0 );
374     filenameW = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
375     MultiByteToWideChar( CP_ACP, 0, filename, -1, filenameW, len );
376 
377     hReturnDC = CreateMetaFileW(filenameW);
378 
379     HeapFree( GetProcessHeap(), 0, filenameW );
380 
381     return hReturnDC;
382 }
383 
384 
385 /**********************************************************************
386  *          MFDRV_CloseMetaFile
387  */
MFDRV_CloseMetaFile(HDC hdc)388 static DC *MFDRV_CloseMetaFile( HDC hdc )
389 {
390     DC *dc;
391     METAFILEDRV_PDEVICE *physDev;
392     DWORD bytes_written;
393 
394     TRACE("(%p)\n", hdc );
395 
396     if (!(dc = get_dc_ptr( hdc ))) return NULL;
397     if (GetObjectType( hdc ) != OBJ_METADC)
398     {
399         release_dc_ptr( dc );
400         return NULL;
401     }
402     if (dc->refcount != 1)
403     {
404         FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount );
405         release_dc_ptr( dc );
406         return NULL;
407     }
408     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
409 
410     /* Construct the end of metafile record - this is documented
411      * in SDK Knowledgebase Q99334.
412      */
413 
414     if (!MFDRV_MetaParam0(dc->physDev, META_EOF))
415     {
416         free_dc_ptr( dc );
417 	return 0;
418     }
419 
420     if (physDev->mh->mtType == METAFILE_DISK)  /* disk based metafile */
421     {
422         if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0) {
423             free_dc_ptr( dc );
424             return 0;
425         }
426 
427 	physDev->mh->mtType = METAFILE_MEMORY; /* This is what windows does */
428         if (!WriteFile(physDev->hFile, physDev->mh, sizeof(*physDev->mh),
429                        &bytes_written, NULL)) {
430             free_dc_ptr( dc );
431             return 0;
432         }
433         CloseHandle(physDev->hFile);
434 	physDev->mh->mtType = METAFILE_DISK;
435     }
436 
437     return dc;
438 }
439 
440 /******************************************************************
441  *	     CloseMetaFile   (GDI32.@)
442  *
443  *  Stop recording graphics operations in metafile associated with
444  *  hdc and retrieve metafile.
445  *
446  * PARAMS
447  *  hdc [I] Metafile DC to close
448  *
449  * RETURNS
450  *  Handle of newly created metafile on success, NULL on failure.
451  */
CloseMetaFile(HDC hdc)452 HMETAFILE WINAPI CloseMetaFile(HDC hdc)
453 {
454     HMETAFILE hmf;
455     METAFILEDRV_PDEVICE *physDev;
456     DC *dc = MFDRV_CloseMetaFile(hdc);
457     if (!dc) return 0;
458     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
459 
460     /* Now allocate a global handle for the metafile */
461 
462     hmf = MF_Create_HMETAFILE( physDev->mh );
463 
464     physDev->mh = NULL;  /* So it won't be deleted */
465     free_dc_ptr( dc );
466     return hmf;
467 }
468 
469 
470 /******************************************************************
471  *         MFDRV_WriteRecord
472  *
473  * Warning: this function can change the pointer to the metafile header.
474  */
MFDRV_WriteRecord(PHYSDEV dev,METARECORD * mr,DWORD rlen)475 BOOL MFDRV_WriteRecord( PHYSDEV dev, METARECORD *mr, DWORD rlen)
476 {
477     DWORD len, size;
478     METAHEADER *mh;
479     METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
480 
481     switch(physDev->mh->mtType)
482     {
483     case METAFILE_MEMORY:
484 	len = physDev->mh->mtSize * 2 + rlen;
485 	/* reallocate memory if needed */
486         size = HeapSize( GetProcessHeap(), 0, physDev->mh );
487         if (len > size)
488         {
489             /*expand size*/
490             size += size / 2 + rlen;
491             mh = HeapReAlloc( GetProcessHeap(), 0, physDev->mh, size);
492             if (!mh) return FALSE;
493             physDev->mh = mh;
494             TRACE("Reallocated metafile: new size is %d\n",size);
495         }
496 	memcpy((WORD *)physDev->mh + physDev->mh->mtSize, mr, rlen);
497         break;
498     case METAFILE_DISK:
499         TRACE("Writing record to disk\n");
500         if (!WriteFile(physDev->hFile, mr, rlen, NULL, NULL))
501 	    return FALSE;
502         break;
503     default:
504         ERR("Unknown metafile type %d\n", physDev->mh->mtType );
505         return FALSE;
506     }
507 
508     physDev->mh->mtSize += rlen / 2;
509     physDev->mh->mtMaxRecord = max(physDev->mh->mtMaxRecord, rlen / 2);
510     return TRUE;
511 }
512 
513 
514 /******************************************************************
515  *         MFDRV_MetaParam0
516  */
517 
MFDRV_MetaParam0(PHYSDEV dev,short func)518 BOOL MFDRV_MetaParam0(PHYSDEV dev, short func)
519 {
520     char buffer[8];
521     METARECORD *mr = (METARECORD *)&buffer;
522 
523     mr->rdSize = 3;
524     mr->rdFunction = func;
525     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
526 }
527 
528 
529 /******************************************************************
530  *         MFDRV_MetaParam1
531  */
MFDRV_MetaParam1(PHYSDEV dev,short func,short param1)532 BOOL MFDRV_MetaParam1(PHYSDEV dev, short func, short param1)
533 {
534     char buffer[8];
535     METARECORD *mr = (METARECORD *)&buffer;
536     WORD *params = mr->rdParm;
537 
538     mr->rdSize = 4;
539     mr->rdFunction = func;
540     params[0] = param1;
541     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
542 }
543 
544 
545 /******************************************************************
546  *         MFDRV_MetaParam2
547  */
MFDRV_MetaParam2(PHYSDEV dev,short func,short param1,short param2)548 BOOL MFDRV_MetaParam2(PHYSDEV dev, short func, short param1, short param2)
549 {
550     char buffer[10];
551     METARECORD *mr = (METARECORD *)&buffer;
552     WORD *params = mr->rdParm;
553 
554     mr->rdSize = 5;
555     mr->rdFunction = func;
556     params[0] = param2;
557     params[1] = param1;
558     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
559 }
560 
561 
562 /******************************************************************
563  *         MFDRV_MetaParam4
564  */
565 
MFDRV_MetaParam4(PHYSDEV dev,short func,short param1,short param2,short param3,short param4)566 BOOL MFDRV_MetaParam4(PHYSDEV dev, short func, short param1, short param2,
567 		      short param3, short param4)
568 {
569     char buffer[14];
570     METARECORD *mr = (METARECORD *)&buffer;
571     WORD *params = mr->rdParm;
572 
573     mr->rdSize = 7;
574     mr->rdFunction = func;
575     params[0] = param4;
576     params[1] = param3;
577     params[2] = param2;
578     params[3] = param1;
579     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
580 }
581 
582 
583 /******************************************************************
584  *         MFDRV_MetaParam6
585  */
586 
MFDRV_MetaParam6(PHYSDEV dev,short func,short param1,short param2,short param3,short param4,short param5,short param6)587 BOOL MFDRV_MetaParam6(PHYSDEV dev, short func, short param1, short param2,
588 		      short param3, short param4, short param5, short param6)
589 {
590     char buffer[18];
591     METARECORD *mr = (METARECORD *)&buffer;
592     WORD *params = mr->rdParm;
593 
594     mr->rdSize = 9;
595     mr->rdFunction = func;
596     params[0] = param6;
597     params[1] = param5;
598     params[2] = param4;
599     params[3] = param3;
600     params[4] = param2;
601     params[5] = param1;
602     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
603 }
604 
605 
606 /******************************************************************
607  *         MFDRV_MetaParam8
608  */
MFDRV_MetaParam8(PHYSDEV dev,short func,short param1,short param2,short param3,short param4,short param5,short param6,short param7,short param8)609 BOOL MFDRV_MetaParam8(PHYSDEV dev, short func, short param1, short param2,
610 		      short param3, short param4, short param5,
611 		      short param6, short param7, short param8)
612 {
613     char buffer[22];
614     METARECORD *mr = (METARECORD *)&buffer;
615     WORD *params = mr->rdParm;
616 
617     mr->rdSize = 11;
618     mr->rdFunction = func;
619     params[0] = param8;
620     params[1] = param7;
621     params[2] = param6;
622     params[3] = param5;
623     params[4] = param4;
624     params[5] = param3;
625     params[6] = param2;
626     params[7] = param1;
627     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
628 }
629