+++ /dev/null
-/* $XConsortium: privates.c /main/5 1996/06/17 10:56:22 mor $ */
-/* $XFree86: xc/programs/Xserver/dix/privates.c,v 3.2 1997/01/23 10:57:19 dawes Exp $ */
-/*
-
-Copyright (c) 1993 X Consortium
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of the X Consortium shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from the X Consortium.
-
-*/
-
-#include "X.h"
-#include "scrnintstr.h"
-#include "misc.h"
-#include "os.h"
-#include "windowstr.h"
-#include "resource.h"
-#include "dixstruct.h"
-#include "gcstruct.h"
-#include "colormapst.h"
-#include "servermd.h"
-#include "site.h"
-
-/*
- * See the Wrappers and devPrivates section in "Definition of the
- * Porting Layer for the X v11 Sample Server" (doc/Server/ddx.tbl.ms)
- * for information on how to use devPrivates.
- */
-
-/*
- * client private machinery
- */
-
-static int clientPrivateCount;
-int clientPrivateLen;
-unsigned *clientPrivateSizes;
-unsigned totalClientSize;
-
-void
-ResetClientPrivates()
-{
- clientPrivateCount = 0;
- clientPrivateLen = 0;
- xfree(clientPrivateSizes);
- clientPrivateSizes = (unsigned *)NULL;
- totalClientSize = sizeof(ClientRec);
-
-}
-
-int
-AllocateClientPrivateIndex()
-{
- return clientPrivateCount++;
-}
-
-Bool
-AllocateClientPrivate(index2, amount)
- int index2;
- unsigned amount;
-{
- unsigned oldamount;
-
- if (index2 >= clientPrivateLen)
- {
- unsigned *nsizes;
- nsizes = (unsigned *)xrealloc(clientPrivateSizes,
- (index2 + 1) * sizeof(unsigned));
- if (!nsizes)
- return FALSE;
- while (clientPrivateLen <= index2)
- {
- nsizes[clientPrivateLen++] = 0;
- totalClientSize += sizeof(DevUnion);
- }
- clientPrivateSizes = nsizes;
- }
- oldamount = clientPrivateSizes[index2];
- if (amount > oldamount)
- {
- clientPrivateSizes[index2] = amount;
- totalClientSize += (amount - oldamount);
- }
- return TRUE;
-}
-
-/*
- * screen private machinery
- */
-
-int screenPrivateCount;
-
-void
-ResetScreenPrivates()
-{
- screenPrivateCount = 0;
-}
-
-/* this can be called after some screens have been created,
- * so we have to worry about resizing existing devPrivates
- */
-int
-AllocateScreenPrivateIndex()
-{
- int index2;
- int i;
- ScreenPtr pScreen;
- DevUnion *nprivs;
-
- index2 = screenPrivateCount++;
- for (i = 0; i < screenInfo.numScreens; i++)
- {
- pScreen = screenInfo.screens[i];
- nprivs = (DevUnion *)xrealloc(pScreen->devPrivates,
- screenPrivateCount * sizeof(DevUnion));
- if (!nprivs)
- {
- screenPrivateCount--;
- return -1;
- }
- pScreen->devPrivates = nprivs;
- }
- return index2;
-}
-
-
-/*
- * window private machinery
- */
-
-static int windowPrivateCount;
-
-void
-ResetWindowPrivates()
-{
- windowPrivateCount = 0;
-}
-
-int
-AllocateWindowPrivateIndex()
-{
- return windowPrivateCount++;
-}
-
-Bool
-AllocateWindowPrivate(pScreen, index2, amount)
- register ScreenPtr pScreen;
- int index2;
- unsigned amount;
-{
- unsigned oldamount;
-
- if (index2 >= pScreen->WindowPrivateLen)
- {
- unsigned *nsizes;
- nsizes = (unsigned *)xrealloc(pScreen->WindowPrivateSizes,
- (index2 + 1) * sizeof(unsigned));
- if (!nsizes)
- return FALSE;
- while (pScreen->WindowPrivateLen <= index2)
- {
- nsizes[pScreen->WindowPrivateLen++] = 0;
- pScreen->totalWindowSize += sizeof(DevUnion);
- }
- pScreen->WindowPrivateSizes = nsizes;
- }
- oldamount = pScreen->WindowPrivateSizes[index2];
- if (amount > oldamount)
- {
- pScreen->WindowPrivateSizes[index2] = amount;
- pScreen->totalWindowSize += (amount - oldamount);
- }
- return TRUE;
-}
-
-
-/*
- * gc private machinery
- */
-
-static int gcPrivateCount;
-
-void
-ResetGCPrivates()
-{
- gcPrivateCount = 0;
-}
-
-int
-AllocateGCPrivateIndex()
-{
- return gcPrivateCount++;
-}
-
-Bool
-AllocateGCPrivate(pScreen, index2, amount)
- register ScreenPtr pScreen;
- int index2;
- unsigned amount;
-{
- unsigned oldamount;
-
- if (index2 >= pScreen->GCPrivateLen)
- {
- unsigned *nsizes;
- nsizes = (unsigned *)xrealloc(pScreen->GCPrivateSizes,
- (index2 + 1) * sizeof(unsigned));
- if (!nsizes)
- return FALSE;
- while (pScreen->GCPrivateLen <= index2)
- {
- nsizes[pScreen->GCPrivateLen++] = 0;
- pScreen->totalGCSize += sizeof(DevUnion);
- }
- pScreen->GCPrivateSizes = nsizes;
- }
- oldamount = pScreen->GCPrivateSizes[index2];
- if (amount > oldamount)
- {
- pScreen->GCPrivateSizes[index2] = amount;
- pScreen->totalGCSize += (amount - oldamount);
- }
- return TRUE;
-}
-
-
-/*
- * pixmap private machinery
- */
-#ifdef PIXPRIV
-static int pixmapPrivateCount;
-
-void
-ResetPixmapPrivates()
-{
- pixmapPrivateCount = 0;
-}
-
-int
-AllocatePixmapPrivateIndex()
-{
- return pixmapPrivateCount++;
-}
-
-Bool
-AllocatePixmapPrivate(pScreen, index2, amount)
- register ScreenPtr pScreen;
- int index2;
- unsigned amount;
-{
- unsigned oldamount;
-
- if (index2 >= pScreen->PixmapPrivateLen)
- {
- unsigned *nsizes;
- nsizes = (unsigned *)xrealloc(pScreen->PixmapPrivateSizes,
- (index2 + 1) * sizeof(unsigned));
- if (!nsizes)
- return FALSE;
- while (pScreen->PixmapPrivateLen <= index2)
- {
- nsizes[pScreen->PixmapPrivateLen++] = 0;
- pScreen->totalPixmapSize += sizeof(DevUnion);
- }
- pScreen->PixmapPrivateSizes = nsizes;
- }
- oldamount = pScreen->PixmapPrivateSizes[index2];
- if (amount > oldamount)
- {
- pScreen->PixmapPrivateSizes[index2] = amount;
- pScreen->totalPixmapSize += (amount - oldamount);
- }
- pScreen->totalPixmapSize = BitmapBytePad(pScreen->totalPixmapSize * 8);
- return TRUE;
-}
-#endif
-
-
-/*
- * colormap private machinery
- */
-
-int colormapPrivateCount;
-
-void
-ResetColormapPrivates()
-{
- colormapPrivateCount = 0;
-}
-
-
-int
-AllocateColormapPrivateIndex (initPrivFunc)
-
-InitCmapPrivFunc initPrivFunc;
-
-{
- int index;
- int i;
- ColormapPtr pColormap;
- DevUnion *privs;
-
- index = colormapPrivateCount++;
-
- for (i = 0; i < screenInfo.numScreens; i++)
- {
- /*
- * AllocateColormapPrivateIndex may be called after the
- * default colormap has been created on each screen!
- *
- * We must resize the devPrivates array for the default
- * colormap on each screen, making room for this new private.
- * We also call the initialization function 'initPrivFunc' on
- * the new private allocated for each default colormap.
- */
-
- ScreenPtr pScreen = screenInfo.screens[i];
-
- pColormap = (ColormapPtr) LookupIDByType (
- pScreen->defColormap, RT_COLORMAP);
-
- privs = (DevUnion *) xrealloc (pColormap->devPrivates,
- colormapPrivateCount * sizeof(DevUnion));
-
- pColormap->devPrivates = privs;
-
- if (!privs || !(*initPrivFunc)(pColormap))
- {
- colormapPrivateCount--;
- return -1;
- }
- }
-
- return index;
-}
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