Make sure to check return value before setting bitmask flags. For most calls, just fails to init the extension. Since Xinput already calls FatalError() on initialization failure, so does failure to allocate Xinput's resource type. Signed-off-by: Alan Coopersmith <alan.coopersmith@sun.com> Reviewed-by: Keith Packard <keithp@keithp.com>
868 lines
22 KiB
C
868 lines
22 KiB
C
/*
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* Copyright © 2003 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "xfixesint.h"
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#include "scrnintstr.h"
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#ifdef RENDER
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#include <picturestr.h>
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extern int RenderErrBase;
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#endif
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#include <regionstr.h>
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#include <gcstruct.h>
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#include <window.h>
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RESTYPE RegionResType;
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static int
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RegionResFree (pointer data, XID id)
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{
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RegionPtr pRegion = (RegionPtr) data;
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REGION_DESTROY (0, pRegion);
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return Success;
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}
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RegionPtr
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XFixesRegionCopy (RegionPtr pRegion)
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{
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RegionPtr pNew = REGION_CREATE (0, REGION_EXTENTS(0, pRegion),
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REGION_NUM_RECTS(pRegion));
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if (!pNew)
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return 0;
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if (!REGION_COPY (0, pNew, pRegion))
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{
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REGION_DESTROY (0, pNew);
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return 0;
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}
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return pNew;
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}
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Bool
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XFixesRegionInit (void)
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{
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RegionResType = CreateNewResourceType(RegionResFree);
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return (RegionResType != 0);
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}
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int
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ProcXFixesCreateRegion (ClientPtr client)
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{
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int things;
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RegionPtr pRegion;
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REQUEST (xXFixesCreateRegionReq);
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REQUEST_AT_LEAST_SIZE(xXFixesCreateRegionReq);
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LEGAL_NEW_RESOURCE (stuff->region, client);
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things = (client->req_len << 2) - sizeof (xXFixesCreateRegionReq);
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if (things & 4)
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return BadLength;
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things >>= 3;
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pRegion = RECTS_TO_REGION(0, things, (xRectangle *) (stuff + 1), CT_UNSORTED);
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if (!pRegion)
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return BadAlloc;
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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}
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int
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SProcXFixesCreateRegion (ClientPtr client)
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{
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register int n;
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REQUEST(xXFixesCreateRegionReq);
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swaps(&stuff->length, n);
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REQUEST_AT_LEAST_SIZE(xXFixesCreateRegionReq);
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swapl(&stuff->region, n);
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SwapRestS(stuff);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesCreateRegionFromBitmap (ClientPtr client)
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{
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RegionPtr pRegion;
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PixmapPtr pPixmap;
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int rc;
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REQUEST (xXFixesCreateRegionFromBitmapReq);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromBitmapReq);
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LEGAL_NEW_RESOURCE (stuff->region, client);
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rc = dixLookupResourceByType((pointer *)&pPixmap, stuff->bitmap, RT_PIXMAP,
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client, DixReadAccess);
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if (rc != Success)
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{
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client->errorValue = stuff->bitmap;
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return (rc == BadValue) ? BadPixmap : rc;
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}
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if (pPixmap->drawable.depth != 1)
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return BadMatch;
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pRegion = BITMAP_TO_REGION(pPixmap->drawable.pScreen, pPixmap);
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if (!pRegion)
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return BadAlloc;
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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}
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int
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SProcXFixesCreateRegionFromBitmap (ClientPtr client)
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{
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int n;
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REQUEST (xXFixesCreateRegionFromBitmapReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromBitmapReq);
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swapl(&stuff->region, n);
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swapl(&stuff->bitmap, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesCreateRegionFromWindow (ClientPtr client)
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{
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RegionPtr pRegion;
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Bool copy = TRUE;
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WindowPtr pWin;
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int rc;
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REQUEST (xXFixesCreateRegionFromWindowReq);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromWindowReq);
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LEGAL_NEW_RESOURCE (stuff->region, client);
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rc = dixLookupResourceByType((pointer *)&pWin, stuff->window, RT_WINDOW,
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client, DixGetAttrAccess);
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if (rc != Success)
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{
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client->errorValue = stuff->window;
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return (rc == BadValue) ? BadWindow : rc;
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}
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switch (stuff->kind) {
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case WindowRegionBounding:
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pRegion = wBoundingShape(pWin);
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if (!pRegion)
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{
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pRegion = CreateBoundingShape (pWin);
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copy = FALSE;
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}
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break;
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case WindowRegionClip:
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pRegion = wClipShape(pWin);
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if (!pRegion)
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{
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pRegion = CreateClipShape (pWin);
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copy = FALSE;
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}
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break;
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default:
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client->errorValue = stuff->kind;
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return BadValue;
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}
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if (copy && pRegion)
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pRegion = XFixesRegionCopy (pRegion);
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if (!pRegion)
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return BadAlloc;
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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}
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int
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SProcXFixesCreateRegionFromWindow (ClientPtr client)
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{
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int n;
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REQUEST (xXFixesCreateRegionFromWindowReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromWindowReq);
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swapl(&stuff->region, n);
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swapl(&stuff->window, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesCreateRegionFromGC (ClientPtr client)
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{
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RegionPtr pRegion, pClip;
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GCPtr pGC;
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int rc;
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REQUEST (xXFixesCreateRegionFromGCReq);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromGCReq);
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LEGAL_NEW_RESOURCE (stuff->region, client);
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rc = dixLookupGC(&pGC, stuff->gc, client, DixGetAttrAccess);
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if (rc != Success)
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return rc;
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switch (pGC->clientClipType) {
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case CT_PIXMAP:
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pRegion = BITMAP_TO_REGION(pGC->pScreen, (PixmapPtr) pGC->clientClip);
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if (!pRegion)
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return BadAlloc;
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break;
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case CT_REGION:
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pClip = (RegionPtr) pGC->clientClip;
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pRegion = XFixesRegionCopy (pClip);
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if (!pRegion)
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return BadAlloc;
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break;
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default:
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return BadImplementation; /* assume sane server bits */
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}
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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}
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int
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SProcXFixesCreateRegionFromGC (ClientPtr client)
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{
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int n;
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REQUEST (xXFixesCreateRegionFromGCReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromGCReq);
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swapl(&stuff->region, n);
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swapl(&stuff->gc, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesCreateRegionFromPicture (ClientPtr client)
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{
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#ifdef RENDER
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RegionPtr pRegion;
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PicturePtr pPicture;
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REQUEST (xXFixesCreateRegionFromPictureReq);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromPictureReq);
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LEGAL_NEW_RESOURCE (stuff->region, client);
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VERIFY_PICTURE(pPicture, stuff->picture, client, DixGetAttrAccess,
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RenderErrBase + BadPicture);
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switch (pPicture->clientClipType) {
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case CT_PIXMAP:
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pRegion = BITMAP_TO_REGION(pPicture->pDrawable->pScreen,
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(PixmapPtr) pPicture->clientClip);
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if (!pRegion)
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return BadAlloc;
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break;
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case CT_REGION:
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pRegion = XFixesRegionCopy ((RegionPtr) pPicture->clientClip);
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if (!pRegion)
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return BadAlloc;
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break;
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default:
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return BadImplementation; /* assume sane server bits */
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}
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if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
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return BadAlloc;
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return(client->noClientException);
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#else
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return BadRequest;
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#endif
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}
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int
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SProcXFixesCreateRegionFromPicture (ClientPtr client)
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{
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int n;
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REQUEST (xXFixesCreateRegionFromPictureReq);
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swaps(&stuff->length, n);
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REQUEST_SIZE_MATCH (xXFixesCreateRegionFromPictureReq);
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swapl(&stuff->region, n);
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swapl(&stuff->picture, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesDestroyRegion (ClientPtr client)
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{
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REQUEST (xXFixesDestroyRegionReq);
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RegionPtr pRegion;
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REQUEST_SIZE_MATCH(xXFixesDestroyRegionReq);
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VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
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FreeResource (stuff->region, RT_NONE);
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return(client->noClientException);
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}
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int
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SProcXFixesDestroyRegion (ClientPtr client)
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{
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int n;
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REQUEST (xXFixesDestroyRegionReq);
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swaps (&stuff->length, n);
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REQUEST_SIZE_MATCH(xXFixesDestroyRegionReq);
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swapl (&stuff->region, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesSetRegion (ClientPtr client)
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{
|
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int things;
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RegionPtr pRegion, pNew;
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REQUEST (xXFixesSetRegionReq);
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REQUEST_AT_LEAST_SIZE(xXFixesSetRegionReq);
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VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
|
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|
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things = (client->req_len << 2) - sizeof (xXFixesCreateRegionReq);
|
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if (things & 4)
|
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return BadLength;
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things >>= 3;
|
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|
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pNew = RECTS_TO_REGION(0, things, (xRectangle *) (stuff + 1), CT_UNSORTED);
|
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if (!pNew)
|
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return BadAlloc;
|
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if (!REGION_COPY (0, pRegion, pNew))
|
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{
|
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REGION_DESTROY (0, pNew);
|
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return BadAlloc;
|
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}
|
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REGION_DESTROY (0, pNew);
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return(client->noClientException);
|
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}
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int
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SProcXFixesSetRegion (ClientPtr client)
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{
|
|
int n;
|
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REQUEST (xXFixesSetRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xXFixesSetRegionReq);
|
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swapl (&stuff->region, n);
|
|
SwapRestS(stuff);
|
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
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}
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|
|
int
|
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ProcXFixesCopyRegion (ClientPtr client)
|
|
{
|
|
RegionPtr pSource, pDestination;
|
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REQUEST (xXFixesCopyRegionReq);
|
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|
|
VERIFY_REGION(pSource, stuff->source, client, DixReadAccess);
|
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VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
|
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|
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if (!REGION_COPY(pScreen, pDestination, pSource))
|
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return BadAlloc;
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return(client->noClientException);
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}
|
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|
|
int
|
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SProcXFixesCopyRegion (ClientPtr client)
|
|
{
|
|
int n;
|
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REQUEST (xXFixesCopyRegionReq);
|
|
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|
swaps (&stuff->length, n);
|
|
REQUEST_AT_LEAST_SIZE(xXFixesCopyRegionReq);
|
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swapl (&stuff->source, n);
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swapl (&stuff->destination, n);
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return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
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}
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int
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ProcXFixesCombineRegion (ClientPtr client)
|
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{
|
|
RegionPtr pSource1, pSource2, pDestination;
|
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int ret = Success;
|
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REQUEST (xXFixesCombineRegionReq);
|
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REQUEST_SIZE_MATCH (xXFixesCombineRegionReq);
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VERIFY_REGION(pSource1, stuff->source1, client, DixReadAccess);
|
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VERIFY_REGION(pSource2, stuff->source2, client, DixReadAccess);
|
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VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
|
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|
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switch (stuff->xfixesReqType) {
|
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case X_XFixesUnionRegion:
|
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if (!REGION_UNION (0, pDestination, pSource1, pSource2))
|
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ret = BadAlloc;
|
|
break;
|
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case X_XFixesIntersectRegion:
|
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if (!REGION_INTERSECT (0, pDestination, pSource1, pSource2))
|
|
ret = BadAlloc;
|
|
break;
|
|
case X_XFixesSubtractRegion:
|
|
if (!REGION_SUBTRACT (0, pDestination, pSource1, pSource2))
|
|
ret = BadAlloc;
|
|
break;
|
|
}
|
|
|
|
if (ret == Success)
|
|
ret = client->noClientException;
|
|
return ret;
|
|
}
|
|
|
|
int
|
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SProcXFixesCombineRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST (xXFixesCombineRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH (xXFixesCombineRegionReq);
|
|
swapl (&stuff->source1, n);
|
|
swapl (&stuff->source2, n);
|
|
swapl (&stuff->destination, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesInvertRegion (ClientPtr client)
|
|
{
|
|
RegionPtr pSource, pDestination;
|
|
BoxRec bounds;
|
|
int ret = Success;
|
|
REQUEST(xXFixesInvertRegionReq);
|
|
|
|
REQUEST_SIZE_MATCH(xXFixesInvertRegionReq);
|
|
VERIFY_REGION(pSource, stuff->source, client, DixReadAccess);
|
|
VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
|
|
|
|
/* Compute bounds, limit to 16 bits */
|
|
bounds.x1 = stuff->x;
|
|
bounds.y1 = stuff->y;
|
|
if ((int) stuff->x + (int) stuff->width > MAXSHORT)
|
|
bounds.x2 = MAXSHORT;
|
|
else
|
|
bounds.x2 = stuff->x + stuff->width;
|
|
|
|
if ((int) stuff->y + (int) stuff->height > MAXSHORT)
|
|
bounds.y2 = MAXSHORT;
|
|
else
|
|
bounds.y2 = stuff->y + stuff->height;
|
|
|
|
if (!REGION_INVERSE(0, pDestination, pSource, &bounds))
|
|
ret = BadAlloc;
|
|
|
|
if (ret == Success)
|
|
ret = client->noClientException;
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
SProcXFixesInvertRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesInvertRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesInvertRegionReq);
|
|
swapl (&stuff->source, n);
|
|
swaps (&stuff->x, n);
|
|
swaps (&stuff->y, n);
|
|
swaps (&stuff->width, n);
|
|
swaps (&stuff->height, n);
|
|
swapl (&stuff->destination, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesTranslateRegion (ClientPtr client)
|
|
{
|
|
RegionPtr pRegion;
|
|
REQUEST(xXFixesTranslateRegionReq);
|
|
|
|
REQUEST_SIZE_MATCH(xXFixesTranslateRegionReq);
|
|
VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
|
|
|
|
REGION_TRANSLATE(pScreen, pRegion, stuff->dx, stuff->dy);
|
|
return (client->noClientException);
|
|
}
|
|
|
|
int
|
|
SProcXFixesTranslateRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesTranslateRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesTranslateRegionReq);
|
|
swapl (&stuff->region, n);
|
|
swaps (&stuff->dx, n);
|
|
swaps (&stuff->dy, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesRegionExtents (ClientPtr client)
|
|
{
|
|
RegionPtr pSource, pDestination;
|
|
REQUEST(xXFixesRegionExtentsReq);
|
|
|
|
REQUEST_SIZE_MATCH(xXFixesRegionExtentsReq);
|
|
VERIFY_REGION(pSource, stuff->source, client, DixReadAccess);
|
|
VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
|
|
|
|
REGION_RESET (0, pDestination, REGION_EXTENTS (0, pSource));
|
|
|
|
return (client->noClientException);
|
|
}
|
|
|
|
int
|
|
SProcXFixesRegionExtents (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesRegionExtentsReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesRegionExtentsReq);
|
|
swapl (&stuff->source, n);
|
|
swapl (&stuff->destination, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesFetchRegion (ClientPtr client)
|
|
{
|
|
RegionPtr pRegion;
|
|
xXFixesFetchRegionReply *reply;
|
|
xRectangle *pRect;
|
|
BoxPtr pExtent;
|
|
BoxPtr pBox;
|
|
int i, nBox;
|
|
REQUEST(xXFixesFetchRegionReq);
|
|
|
|
REQUEST_SIZE_MATCH(xXFixesFetchRegionReq);
|
|
VERIFY_REGION(pRegion, stuff->region, client, DixReadAccess);
|
|
|
|
pExtent = REGION_EXTENTS (0, pRegion);
|
|
pBox = REGION_RECTS (pRegion);
|
|
nBox = REGION_NUM_RECTS (pRegion);
|
|
|
|
reply = xalloc (sizeof (xXFixesFetchRegionReply) +
|
|
nBox * sizeof (xRectangle));
|
|
if (!reply)
|
|
return BadAlloc;
|
|
reply->type = X_Reply;
|
|
reply->sequenceNumber = client->sequence;
|
|
reply->length = nBox << 1;
|
|
reply->x = pExtent->x1;
|
|
reply->y = pExtent->y1;
|
|
reply->width = pExtent->x2 - pExtent->x1;
|
|
reply->height = pExtent->y2 - pExtent->y1;
|
|
|
|
pRect = (xRectangle *) (reply + 1);
|
|
for (i = 0; i < nBox; i++)
|
|
{
|
|
pRect[i].x = pBox[i].x1;
|
|
pRect[i].y = pBox[i].y1;
|
|
pRect[i].width = pBox[i].x2 - pBox[i].x1;
|
|
pRect[i].height = pBox[i].y2 - pBox[i].y1;
|
|
}
|
|
if (client->swapped)
|
|
{
|
|
int n;
|
|
swaps (&reply->sequenceNumber, n);
|
|
swapl (&reply->length, n);
|
|
swaps (&reply->x, n);
|
|
swaps (&reply->y, n);
|
|
swaps (&reply->width, n);
|
|
swaps (&reply->height, n);
|
|
SwapShorts ((INT16 *) pRect, nBox * 4);
|
|
}
|
|
(void) WriteToClient(client, sizeof (xXFixesFetchRegionReply) +
|
|
nBox * sizeof (xRectangle), (char *) reply);
|
|
xfree (reply);
|
|
return (client->noClientException);
|
|
}
|
|
|
|
int
|
|
SProcXFixesFetchRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesFetchRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesFetchRegionReq);
|
|
swapl (&stuff->region, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesSetGCClipRegion (ClientPtr client)
|
|
{
|
|
GCPtr pGC;
|
|
RegionPtr pRegion;
|
|
XID vals[2];
|
|
int rc;
|
|
REQUEST(xXFixesSetGCClipRegionReq);
|
|
REQUEST_SIZE_MATCH(xXFixesSetGCClipRegionReq);
|
|
|
|
rc = dixLookupGC(&pGC, stuff->gc, client, DixSetAttrAccess);
|
|
if (rc != Success)
|
|
return rc;
|
|
|
|
VERIFY_REGION_OR_NONE (pRegion, stuff->region, client, DixReadAccess);
|
|
|
|
if (pRegion)
|
|
{
|
|
pRegion = XFixesRegionCopy (pRegion);
|
|
if (!pRegion)
|
|
return BadAlloc;
|
|
}
|
|
|
|
vals[0] = stuff->xOrigin;
|
|
vals[1] = stuff->yOrigin;
|
|
DoChangeGC (pGC, GCClipXOrigin|GCClipYOrigin, vals, 0);
|
|
(*pGC->funcs->ChangeClip)(pGC, pRegion ? CT_REGION : CT_NONE, (pointer)pRegion, 0);
|
|
|
|
return (client->noClientException);
|
|
}
|
|
|
|
int
|
|
SProcXFixesSetGCClipRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesSetGCClipRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesSetGCClipRegionReq);
|
|
swapl (&stuff->gc, n);
|
|
swapl (&stuff->region, n);
|
|
swaps (&stuff->xOrigin, n);
|
|
swaps (&stuff->yOrigin, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
typedef RegionPtr (*CreateDftPtr)(WindowPtr pWin);
|
|
|
|
int
|
|
ProcXFixesSetWindowShapeRegion (ClientPtr client)
|
|
{
|
|
WindowPtr pWin;
|
|
ScreenPtr pScreen;
|
|
RegionPtr pRegion;
|
|
RegionPtr *pDestRegion;
|
|
int rc;
|
|
REQUEST(xXFixesSetWindowShapeRegionReq);
|
|
|
|
REQUEST_SIZE_MATCH(xXFixesSetWindowShapeRegionReq);
|
|
rc = dixLookupResourceByType((pointer *)&pWin, stuff->dest, RT_WINDOW,
|
|
client, DixSetAttrAccess);
|
|
if (rc != Success)
|
|
{
|
|
client->errorValue = stuff->dest;
|
|
return (rc == BadValue) ? BadWindow : rc;
|
|
}
|
|
VERIFY_REGION_OR_NONE(pRegion, stuff->region, client, DixWriteAccess);
|
|
pScreen = pWin->drawable.pScreen;
|
|
switch (stuff->destKind) {
|
|
case ShapeBounding:
|
|
case ShapeClip:
|
|
case ShapeInput:
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->destKind;
|
|
return BadValue;
|
|
}
|
|
if (pRegion)
|
|
{
|
|
pRegion = XFixesRegionCopy (pRegion);
|
|
if (!pRegion)
|
|
return BadAlloc;
|
|
if (!pWin->optional)
|
|
MakeWindowOptional (pWin);
|
|
switch (stuff->destKind) {
|
|
default:
|
|
case ShapeBounding:
|
|
pDestRegion = &pWin->optional->boundingShape;
|
|
break;
|
|
case ShapeClip:
|
|
pDestRegion = &pWin->optional->clipShape;
|
|
break;
|
|
case ShapeInput:
|
|
pDestRegion = &pWin->optional->inputShape;
|
|
break;
|
|
}
|
|
if (stuff->xOff || stuff->yOff)
|
|
REGION_TRANSLATE (0, pRegion, stuff->xOff, stuff->yOff);
|
|
}
|
|
else
|
|
{
|
|
if (pWin->optional)
|
|
{
|
|
switch (stuff->destKind) {
|
|
default:
|
|
case ShapeBounding:
|
|
pDestRegion = &pWin->optional->boundingShape;
|
|
break;
|
|
case ShapeClip:
|
|
pDestRegion = &pWin->optional->clipShape;
|
|
break;
|
|
case ShapeInput:
|
|
pDestRegion = &pWin->optional->inputShape;
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
pDestRegion = &pRegion; /* a NULL region pointer */
|
|
}
|
|
if (*pDestRegion)
|
|
REGION_DESTROY(pScreen, *pDestRegion);
|
|
*pDestRegion = pRegion;
|
|
(*pScreen->SetShape) (pWin);
|
|
SendShapeNotify (pWin, stuff->destKind);
|
|
return (client->noClientException);
|
|
}
|
|
|
|
int
|
|
SProcXFixesSetWindowShapeRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesSetWindowShapeRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH(xXFixesSetWindowShapeRegionReq);
|
|
swapl (&stuff->dest, n);
|
|
swaps (&stuff->xOff, n);
|
|
swaps (&stuff->yOff, n);
|
|
swapl (&stuff->region, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesSetPictureClipRegion (ClientPtr client)
|
|
{
|
|
#ifdef RENDER
|
|
PicturePtr pPicture;
|
|
RegionPtr pRegion;
|
|
ScreenPtr pScreen;
|
|
PictureScreenPtr ps;
|
|
REQUEST(xXFixesSetPictureClipRegionReq);
|
|
|
|
REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq);
|
|
VERIFY_PICTURE(pPicture, stuff->picture, client, DixSetAttrAccess,
|
|
RenderErrBase + BadPicture);
|
|
pScreen = pPicture->pDrawable->pScreen;
|
|
ps = GetPictureScreen (pScreen);
|
|
VERIFY_REGION_OR_NONE(pRegion, stuff->region, client, DixReadAccess);
|
|
|
|
return SetPictureClipRegion (pPicture, stuff->xOrigin, stuff->yOrigin,
|
|
pRegion);
|
|
#else
|
|
return BadRequest;
|
|
#endif
|
|
}
|
|
|
|
int
|
|
SProcXFixesSetPictureClipRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST(xXFixesSetPictureClipRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH (xXFixesSetPictureClipRegionReq);
|
|
swapl (&stuff->picture, n);
|
|
swapl (&stuff->region, n);
|
|
swaps (&stuff->xOrigin, n);
|
|
swaps (&stuff->yOrigin, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|
|
int
|
|
ProcXFixesExpandRegion (ClientPtr client)
|
|
{
|
|
RegionPtr pSource, pDestination;
|
|
int ret = Success;
|
|
REQUEST (xXFixesExpandRegionReq);
|
|
BoxPtr pTmp;
|
|
BoxPtr pSrc;
|
|
int nBoxes;
|
|
int i;
|
|
|
|
REQUEST_SIZE_MATCH (xXFixesExpandRegionReq);
|
|
VERIFY_REGION(pSource, stuff->source, client, DixReadAccess);
|
|
VERIFY_REGION(pDestination, stuff->destination, client, DixWriteAccess);
|
|
|
|
nBoxes = REGION_NUM_RECTS(pSource);
|
|
pSrc = REGION_RECTS(pSource);
|
|
if (nBoxes)
|
|
{
|
|
pTmp = xalloc (nBoxes * sizeof (BoxRec));
|
|
if (!pTmp)
|
|
return BadAlloc;
|
|
for (i = 0; i < nBoxes; i++)
|
|
{
|
|
pTmp[i].x1 = pSrc[i].x1 - stuff->left;
|
|
pTmp[i].x2 = pSrc[i].x2 + stuff->right;
|
|
pTmp[i].y1 = pSrc[i].y1 - stuff->top;
|
|
pTmp[i].y2 = pSrc[i].y2 + stuff->bottom;
|
|
}
|
|
REGION_EMPTY (pScreen, pDestination);
|
|
for (i = 0; i < nBoxes; i++)
|
|
{
|
|
RegionRec r;
|
|
REGION_INIT (pScreen, &r, &pTmp[i], 0);
|
|
REGION_UNION (pScreen, pDestination, pDestination, &r);
|
|
}
|
|
xfree(pTmp);
|
|
}
|
|
if (ret == Success)
|
|
ret = client->noClientException;
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
SProcXFixesExpandRegion (ClientPtr client)
|
|
{
|
|
int n;
|
|
REQUEST (xXFixesExpandRegionReq);
|
|
|
|
swaps (&stuff->length, n);
|
|
REQUEST_SIZE_MATCH (xXFixesExpandRegionReq);
|
|
swapl (&stuff->source, n);
|
|
swapl (&stuff->destination, n);
|
|
swaps (&stuff->left, n);
|
|
swaps (&stuff->right, n);
|
|
swaps (&stuff->top, n);
|
|
swaps (&stuff->bottom, n);
|
|
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
|
|
}
|
|
|