dlls/gdi32/mfdrv/init.c

   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  */
  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  */
  65 static UINT MFDRV_GetBoundsRect( PHYSDEV dev, RECT *rect, UINT flags )
  66 {
  67     return 0;
  68 }
  69
  70
  71 /******************************************************************
  72  *         MFDRV_SetBoundsRect
  73  */
  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  */
  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,                            /* pDescribePixelFormat */
 117     NULL,                            /* pDeviceCapabilities */
 118     MFDRV_Ellipse,                   /* pEllipse */
 119     NULL,                            /* pEndDoc */
 120     NULL,                            /* pEndPage */
 121     MFDRV_EndPath,                   /* pEndPath */
 122     NULL,                            /* pEnumFonts */
 123     NULL,                            /* pEnumICMProfiles */
 124     MFDRV_ExcludeClipRect,           /* pExcludeClipRect */
 125     NULL,                            /* pExtDeviceMode */
 126     MFDRV_ExtEscape,                 /* pExtEscape */
 127     MFDRV_ExtFloodFill,              /* pExtFloodFill */
 128     MFDRV_ExtSelectClipRgn,          /* pExtSelectClipRgn */
 129     MFDRV_ExtTextOut,                /* pExtTextOut */
 130     MFDRV_FillPath,                  /* pFillPath */
 131     MFDRV_FillRgn,                   /* pFillRgn */
 132     MFDRV_FlattenPath,               /* pFlattenPath */
 133     NULL,                            /* pFontIsLinked */
 134     MFDRV_FrameRgn,                  /* pFrameRgn */
 135     NULL,                            /* pGdiComment */
 136     NULL,                            /* pGdiRealizationInfo */
 137     MFDRV_GetBoundsRect,             /* pGetBoundsRect */
 138     NULL,                            /* pGetCharABCWidths */
 139     NULL,                            /* pGetCharABCWidthsI */
 140     NULL,                            /* pGetCharWidth */
 141     MFDRV_GetDeviceCaps,             /* pGetDeviceCaps */
 142     NULL,                            /* pGetDeviceGammaRamp */
 143     NULL,                            /* pGetFontData */
 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     NULL,                            /* pSetPixelFormat */
 209     MFDRV_SetPolyFillMode,           /* pSetPolyFillMode */
 210     MFDRV_SetROP2,                   /* pSetROP2 */
 211     MFDRV_SetRelAbs,                 /* pSetRelAbs */
 212     MFDRV_SetStretchBltMode,         /* pSetStretchBltMode */
 213     MFDRV_SetTextAlign,              /* pSetTextAlign */
 214     MFDRV_SetTextCharacterExtra,     /* pSetTextCharacterExtra */
 215     MFDRV_SetTextColor,              /* pSetTextColor */
 216     MFDRV_SetTextJustification,      /* pSetTextJustification */
 217     MFDRV_SetViewportExtEx,          /* pSetViewportExtEx */
 218     MFDRV_SetViewportOrgEx,          /* pSetViewportOrgEx */
 219     MFDRV_SetWindowExtEx,            /* pSetWindowExtEx */
 220     MFDRV_SetWindowOrgEx,            /* pSetWindowOrgEx */
 221     NULL,                            /* pSetWorldTransform */
 222     NULL,                            /* pStartDoc */
 223     NULL,                            /* pStartPage */
 224     MFDRV_StretchBlt,                /* pStretchBlt */
 225     MFDRV_StretchDIBits,             /* pStretchDIBits */
 226     MFDRV_StrokeAndFillPath,         /* pStrokeAndFillPath */
 227     MFDRV_StrokePath,                /* pStrokePath */
 228     NULL,                            /* pSwapBuffers */
 229     NULL,                            /* pUnrealizePalette */
 230     MFDRV_WidenPath,                 /* pWidenPath */
 231     NULL,                            /* wine_get_wgl_driver */
 232     GDI_PRIORITY_GRAPHICS_DRV        /* priority */
 233 };
 234
 235
 236
 237 /**********************************************************************
 238  *           MFDRV_AllocMetaFile
 239  */
 240 static DC *MFDRV_AllocMetaFile(void)
 241 {
 242     DC *dc;
 243     METAFILEDRV_PDEVICE *physDev;
 244
 245     if (!(dc = alloc_dc_ptr( OBJ_METADC ))) return NULL;
 246
 247     physDev = HeapAlloc(GetProcessHeap(),0,sizeof(*physDev));
 248     if (!physDev)
 249     {
 250         free_dc_ptr( dc );
 251         return NULL;
 252     }
 253     if (!(physDev->mh = HeapAlloc( GetProcessHeap(), 0, sizeof(*physDev->mh) )))
 254     {
 255         HeapFree( GetProcessHeap(), 0, physDev );
 256         free_dc_ptr( dc );
 257         return NULL;
 258     }
 259
 260     push_dc_driver( &dc->physDev, &physDev->dev, &MFDRV_Funcs );
 261
 262     physDev->handles = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, HANDLE_LIST_INC * sizeof(physDev->handles[0]));
 263     physDev->handles_size = HANDLE_LIST_INC;
 264     physDev->cur_handles = 0;
 265
 266     physDev->hFile = 0;
 267
 268     physDev->mh->mtHeaderSize   = sizeof(METAHEADER) / sizeof(WORD);
 269     physDev->mh->mtVersion      = 0x0300;
 270     physDev->mh->mtSize         = physDev->mh->mtHeaderSize;
 271     physDev->mh->mtNoObjects    = 0;
 272     physDev->mh->mtMaxRecord    = 0;
 273     physDev->mh->mtNoParameters = 0;
 274
 275     SetVirtualResolution( physDev->dev.hdc, 0, 0, 0, 0);
 276
 277     return dc;
 278 }
 279
 280
 281 /**********************************************************************
 282  *           MFDRV_CreateCompatibleDC
 283  */
 284 static BOOL MFDRV_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev )
 285 {
 286     /* not supported on metafile DCs */
 287     return FALSE;
 288 }
 289
 290
 291 /**********************************************************************
 292  *           MFDRV_DeleteDC
 293  */
 294 static BOOL MFDRV_DeleteDC( PHYSDEV dev )
 295 {
 296     METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
 297     DWORD index;
 298
 299     HeapFree( GetProcessHeap(), 0, physDev->mh );
 300     for(index = 0; index < physDev->handles_size; index++)
 301         if(physDev->handles[index])
 302             GDI_hdc_not_using_object(physDev->handles[index], dev->hdc);
 303     HeapFree( GetProcessHeap(), 0, physDev->handles );
 304     HeapFree( GetProcessHeap(), 0, physDev );
 305     return TRUE;
 306 }
 307
 308
 309 /**********************************************************************
 310  *           CreateMetaFileW   (GDI32.@)
 311  *
 312  *  Create a new DC and associate it with a metafile. Pass a filename
 313  *  to create a disk-based metafile, NULL to create a memory metafile.
 314  *
 315  * PARAMS
 316  *  filename [I] Filename of disk metafile
 317  *
 318  * RETURNS
 319  *  A handle to the metafile DC if successful, NULL on failure.
 320  */
 321 HDC WINAPI CreateMetaFileW( LPCWSTR filename )
 322 {
 323     HDC ret;
 324     DC *dc;
 325     METAFILEDRV_PDEVICE *physDev;
 326     HANDLE hFile;
 327
 328     TRACE("%s\n", debugstr_w(filename) );
 329
 330     if (!(dc = MFDRV_AllocMetaFile())) return 0;
 331     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
 332
 333     if (filename)  /* disk based metafile */
 334     {
 335         physDev->mh->mtType = METAFILE_DISK;
 336         if ((hFile = CreateFileW(filename, GENERIC_WRITE, 0, NULL,
 337                                 CREATE_ALWAYS, 0, 0)) == INVALID_HANDLE_VALUE) {
 338             free_dc_ptr( dc );
 339             return 0;
 340         }
 341         if (!WriteFile( hFile, physDev->mh, sizeof(*physDev->mh), NULL,
 342                         NULL )) {
 343             free_dc_ptr( dc );
 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  */
 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  */
 388 static DC *MFDRV_CloseMetaFile( HDC hdc )
 389 {
 390     DC *dc;
 391     METAFILEDRV_PDEVICE *physDev;
 392
 393     TRACE("(%p)\n", hdc );
 394
 395     if (!(dc = get_dc_ptr( hdc ))) return NULL;
 396     if (dc->header.type != OBJ_METADC)
 397     {
 398         release_dc_ptr( dc );
 399         return NULL;
 400     }
 401     if (dc->refcount != 1)
 402     {
 403         FIXME( "not deleting busy DC %p refcount %u\n", hdc, dc->refcount );
 404         release_dc_ptr( dc );
 405         return NULL;
 406     }
 407     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
 408
 409     /* Construct the end of metafile record - this is documented
 410      * in SDK Knowledgebase Q99334.
 411      */
 412
 413     if (!MFDRV_MetaParam0(dc->physDev, META_EOF))
 414     {
 415         free_dc_ptr( dc );
 416         return 0;
 417     }
 418
 419     if (physDev->mh->mtType == METAFILE_DISK)  /* disk based metafile */
 420     {
 421         if (SetFilePointer(physDev->hFile, 0, NULL, FILE_BEGIN) != 0) {
 422             free_dc_ptr( dc );
 423             return 0;
 424         }
 425
 426         physDev->mh->mtType = METAFILE_MEMORY; /* This is what windows does */
 427         if (!WriteFile(physDev->hFile, physDev->mh, sizeof(*physDev->mh),
 428                        NULL, NULL)) {
 429             free_dc_ptr( dc );
 430             return 0;
 431         }
 432         CloseHandle(physDev->hFile);
 433         physDev->mh->mtType = METAFILE_DISK;
 434     }
 435
 436     return dc;
 437 }
 438
 439 /******************************************************************
 440  *           CloseMetaFile   (GDI32.@)
 441  *
 442  *  Stop recording graphics operations in metafile associated with
 443  *  hdc and retrieve metafile.
 444  *
 445  * PARAMS
 446  *  hdc [I] Metafile DC to close
 447  *
 448  * RETURNS
 449  *  Handle of newly created metafile on success, NULL on failure.
 450  */
 451 HMETAFILE WINAPI CloseMetaFile(HDC hdc)
 452 {
 453     HMETAFILE hmf;
 454     METAFILEDRV_PDEVICE *physDev;
 455     DC *dc = MFDRV_CloseMetaFile(hdc);
 456     if (!dc) return 0;
 457     physDev = (METAFILEDRV_PDEVICE *)dc->physDev;
 458
 459     /* Now allocate a global handle for the metafile */
 460
 461     hmf = MF_Create_HMETAFILE( physDev->mh );
 462
 463     physDev->mh = NULL;  /* So it won't be deleted */
 464     free_dc_ptr( dc );
 465     return hmf;
 466 }
 467
 468
 469 /******************************************************************
 470  *         MFDRV_WriteRecord
 471  *
 472  * Warning: this function can change the pointer to the metafile header.
 473  */
 474 BOOL MFDRV_WriteRecord( PHYSDEV dev, METARECORD *mr, DWORD rlen)
 475 {
 476     DWORD len, size;
 477     METAHEADER *mh;
 478     METAFILEDRV_PDEVICE *physDev = (METAFILEDRV_PDEVICE *)dev;
 479
 480     switch(physDev->mh->mtType)
 481     {
 482     case METAFILE_MEMORY:
 483         len = physDev->mh->mtSize * 2 + rlen;
 484         /* reallocate memory if needed */
 485         size = HeapSize( GetProcessHeap(), 0, physDev->mh );
 486         if (len > size)
 487         {
 488             /*expand size*/
 489             size += size / 2 + rlen;
 490             mh = HeapReAlloc( GetProcessHeap(), 0, physDev->mh, size);
 491             if (!mh) return FALSE;
 492             physDev->mh = mh;
 493             TRACE("Reallocated metafile: new size is %d\n",size);
 494         }
 495         memcpy((WORD *)physDev->mh + physDev->mh->mtSize, mr, rlen);
 496         break;
 497     case METAFILE_DISK:
 498         TRACE("Writing record to disk\n");
 499         if (!WriteFile(physDev->hFile, mr, rlen, NULL, NULL))
 500             return FALSE;
 501         break;
 502     default:
 503         ERR("Unknown metafile type %d\n", physDev->mh->mtType );
 504         return FALSE;
 505     }
 506
 507     physDev->mh->mtSize += rlen / 2;
 508     physDev->mh->mtMaxRecord = max(physDev->mh->mtMaxRecord, rlen / 2);
 509     return TRUE;
 510 }
 511
 512
 513 /******************************************************************
 514  *         MFDRV_MetaParam0
 515  */
 516
 517 BOOL MFDRV_MetaParam0(PHYSDEV dev, short func)
 518 {
 519     char buffer[8];
 520     METARECORD *mr = (METARECORD *)&buffer;
 521
 522     mr->rdSize = 3;
 523     mr->rdFunction = func;
 524     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 525 }
 526
 527
 528 /******************************************************************
 529  *         MFDRV_MetaParam1
 530  */
 531 BOOL MFDRV_MetaParam1(PHYSDEV dev, short func, short param1)
 532 {
 533     char buffer[8];
 534     METARECORD *mr = (METARECORD *)&buffer;
 535     WORD *params = mr->rdParm;
 536
 537     mr->rdSize = 4;
 538     mr->rdFunction = func;
 539     params[0] = param1;
 540     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 541 }
 542
 543
 544 /******************************************************************
 545  *         MFDRV_MetaParam2
 546  */
 547 BOOL MFDRV_MetaParam2(PHYSDEV dev, short func, short param1, short param2)
 548 {
 549     char buffer[10];
 550     METARECORD *mr = (METARECORD *)&buffer;
 551     WORD *params = mr->rdParm;
 552
 553     mr->rdSize = 5;
 554     mr->rdFunction = func;
 555     params[0] = param2;
 556     params[1] = param1;
 557     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 558 }
 559
 560
 561 /******************************************************************
 562  *         MFDRV_MetaParam4
 563  */
 564
 565 BOOL MFDRV_MetaParam4(PHYSDEV dev, short func, short param1, short param2,
 566                       short param3, short param4)
 567 {
 568     char buffer[14];
 569     METARECORD *mr = (METARECORD *)&buffer;
 570     WORD *params = mr->rdParm;
 571
 572     mr->rdSize = 7;
 573     mr->rdFunction = func;
 574     params[0] = param4;
 575     params[1] = param3;
 576     params[2] = param2;
 577     params[3] = param1;
 578     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 579 }
 580
 581
 582 /******************************************************************
 583  *         MFDRV_MetaParam6
 584  */
 585
 586 BOOL MFDRV_MetaParam6(PHYSDEV dev, short func, short param1, short param2,
 587                       short param3, short param4, short param5, short param6)
 588 {
 589     char buffer[18];
 590     METARECORD *mr = (METARECORD *)&buffer;
 591     WORD *params = mr->rdParm;
 592
 593     mr->rdSize = 9;
 594     mr->rdFunction = func;
 595     params[0] = param6;
 596     params[1] = param5;
 597     params[2] = param4;
 598     params[3] = param3;
 599     params[4] = param2;
 600     params[5] = param1;
 601     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 602 }
 603
 604
 605 /******************************************************************
 606  *         MFDRV_MetaParam8
 607  */
 608 BOOL MFDRV_MetaParam8(PHYSDEV dev, short func, short param1, short param2,
 609                       short param3, short param4, short param5,
 610                       short param6, short param7, short param8)
 611 {
 612     char buffer[22];
 613     METARECORD *mr = (METARECORD *)&buffer;
 614     WORD *params = mr->rdParm;
 615
 616     mr->rdSize = 11;
 617     mr->rdFunction = func;
 618     params[0] = param8;
 619     params[1] = param7;
 620     params[2] = param6;
 621     params[3] = param5;
 622     params[4] = param4;
 623     params[5] = param3;
 624     params[6] = param2;
 625     params[7] = param1;
 626     return MFDRV_WriteRecord( dev, mr, mr->rdSize * 2);
 627 }