summaryrefslogtreecommitdiff
path: root/Xext/shape.c
diff options
context:
space:
mode:
Diffstat (limited to 'Xext/shape.c')
-rw-r--r--Xext/shape.c370
1 files changed, 221 insertions, 149 deletions
diff --git a/Xext/shape.c b/Xext/shape.c
index bff7d2502..7bd161dcc 100644
--- a/Xext/shape.c
+++ b/Xext/shape.c
@@ -1,3 +1,4 @@
+/* $XFree86: xc/programs/Xserver/Xext/shape.c,v 3.16 2001/12/14 19:58:50 dawes Exp $ */
/************************************************************
Copyright 1989, 1998 The Open Group
@@ -27,7 +28,6 @@ in this Software without prior written authorization from The Open Group.
/* $Xorg: shape.c,v 1.4 2001/02/09 02:04:32 xorgcvs Exp $ */
#define NEED_REPLIES
#define NEED_EVENTS
-#include <stdio.h>
#include "X.h"
#include "Xproto.h"
#include "misc.h"
@@ -43,26 +43,101 @@ in this Software without prior written authorization from The Open Group.
#include "shapestr.h"
#include "regionstr.h"
#include "gcstruct.h"
+#ifdef EXTMODULE
+#include "xf86_ansic.h"
+#endif
+
+typedef RegionPtr (*CreateDftPtr)(
+#if NeedNestedPrototypes
+ WindowPtr /* pWin */
+#endif
+ );
+
+static int ShapeFreeClient(
+#if NeedFunctionPrototypes
+ pointer /* data */,
+ XID /* id */
+#endif
+ );
+static int ShapeFreeEvents(
+#if NeedFunctionPrototypes
+ pointer /* data */,
+ XID /* id */
+#endif
+ );
+static void SendShapeNotify(
+#if NeedFunctionPrototypes
+ WindowPtr /* pWin */,
+ int /* which */
+#endif
+ );
+static void ShapeResetProc(
+#if NeedFunctionPrototypes
+ ExtensionEntry * /* extEntry */
+#endif
+ );
+static void SShapeNotifyEvent(
+#if NeedFunctionPrototypes
+ xShapeNotifyEvent * /* from */,
+ xShapeNotifyEvent * /* to */
+#endif
+ );
+static int
+RegionOperate (
+#if NeedFunctionPrototypes
+ ClientPtr /* client */,
+ WindowPtr /* pWin */,
+ int /* kind */,
+ RegionPtr * /* destRgnp */,
+ RegionPtr /* srcRgn */,
+ int /* op */,
+ int /* xoff */,
+ int /* yoff */,
+ CreateDftPtr /* create */
+#endif
+ );
+
+#if NeedFunctionPrototypes
+#define CREATE_PROC(func) RegionPtr func(WindowPtr /* pWin */)
+#else
+#define CREATE_PROC(func) RegionPtr func(/* WindowPtr pWin */)
+#endif
+
+static CREATE_PROC(CreateBoundingShape);
+static CREATE_PROC(CreateClipShape);
+
+#undef CREATE_PROC
+
+static DISPATCH_PROC(ProcShapeCombine);
+static DISPATCH_PROC(ProcShapeDispatch);
+static DISPATCH_PROC(ProcShapeGetRectangles);
+static DISPATCH_PROC(ProcShapeInputSelected);
+static DISPATCH_PROC(ProcShapeMask);
+static DISPATCH_PROC(ProcShapeOffset);
+static DISPATCH_PROC(ProcShapeQueryExtents);
+static DISPATCH_PROC(ProcShapeQueryVersion);
+static DISPATCH_PROC(ProcShapeRectangles);
+static DISPATCH_PROC(ProcShapeSelectInput);
+static DISPATCH_PROC(SProcShapeCombine);
+static DISPATCH_PROC(SProcShapeDispatch);
+static DISPATCH_PROC(SProcShapeGetRectangles);
+static DISPATCH_PROC(SProcShapeInputSelected);
+static DISPATCH_PROC(SProcShapeMask);
+static DISPATCH_PROC(SProcShapeOffset);
+static DISPATCH_PROC(SProcShapeQueryExtents);
+static DISPATCH_PROC(SProcShapeQueryVersion);
+static DISPATCH_PROC(SProcShapeRectangles);
+static DISPATCH_PROC(SProcShapeSelectInput);
#ifdef PANORAMIX
#include "panoramiX.h"
+#include "panoramiXsrv.h"
#endif
-static int ShapeFreeClient(), ShapeFreeEvents();
-static void SendShapeNotify();
-static int ProcShapeDispatch(), SProcShapeDispatch();
-static void ShapeResetProc(), SShapeNotifyEvent();
-
static unsigned char ShapeReqCode = 0;
static int ShapeEventBase = 0;
static RESTYPE ClientType, EventType; /* resource types for event masks */
-#ifdef PANORAMIX
-extern int PanoramiXNumScreens;
-extern Bool noPanoramiXExtension;
-extern PanoramiXWindow *PanoramiXWinRoot;
-extern PanoramiXPmap *PanoramiXPmapRoot;
-#endif
/*
* each window has a list of clients requesting
* ShapeNotify events. Each client has a resource
@@ -91,7 +166,7 @@ typedef struct _ShapeEvent {
void
ShapeExtensionInit()
{
- ExtensionEntry *extEntry, *AddExtension();
+ ExtensionEntry *extEntry;
ClientType = CreateNewResourceType(ShapeFreeClient);
EventType = CreateNewResourceType(ShapeFreeEvents);
@@ -102,7 +177,7 @@ ShapeExtensionInit()
{
ShapeReqCode = (unsigned char)extEntry->base;
ShapeEventBase = extEntry->eventBase;
- EventSwapVector[ShapeEventBase] = SShapeNotifyEvent;
+ EventSwapVector[ShapeEventBase] = (EventSwapPtr) SShapeNotifyEvent;
}
}
@@ -113,7 +188,7 @@ ExtensionEntry *extEntry;
{
}
-static
+static int
RegionOperate (client, pWin, kind, destRgnp, srcRgn, op, xoff, yoff, create)
ClientPtr client;
WindowPtr pWin;
@@ -121,7 +196,7 @@ RegionOperate (client, pWin, kind, destRgnp, srcRgn, op, xoff, yoff, create)
RegionPtr *destRgnp, srcRgn;
int op;
int xoff, yoff;
- RegionPtr (*create)(); /* creates a reasonable *destRgnp */
+ CreateDftPtr create; /* creates a reasonable *destRgnp */
{
ScreenPtr pScreen = pWin->drawable.pScreen;
@@ -133,7 +208,31 @@ RegionOperate (client, pWin, kind, destRgnp, srcRgn, op, xoff, yoff, create)
REGION_DESTROY(pScreen, srcRgn);
return Success;
}
- switch (op) {
+
+ /* May/30/2001:
+ * The shape.PS specs say if src is None, existing shape is to be
+ * removed (and so the op-code has no meaning in such removal);
+ * see shape.PS, page 3, ShapeMask.
+ */
+ if (srcRgn == NULL) {
+ if (*destRgnp != NULL) {
+ REGION_DESTROY (pScreen, *destRgnp);
+ *destRgnp = 0;
+ /* go on to remove shape and generate ShapeNotify */
+ }
+ else {
+ /* May/30/2001:
+ * The target currently has no shape in effect, so nothing to
+ * do here. The specs say that ShapeNotify is generated whenever
+ * the client region is "modified"; since no modification is done
+ * here, we do not generate that event. The specs does not say
+ * "it is an error to request removal when there is no shape in
+ * effect", so we return good status.
+ */
+ return Success;
+ }
+ }
+ else switch (op) {
case ShapeSet:
if (*destRgnp)
REGION_DESTROY(pScreen, *destRgnp);
@@ -204,7 +303,6 @@ static int
ProcShapeQueryVersion (client)
register ClientPtr client;
{
- REQUEST(xShapeQueryVersionReq);
xShapeQueryVersionReply rep;
register int n;
@@ -228,42 +326,8 @@ ProcShapeQueryVersion (client)
* ProcShapeRectangles
*
*****************/
-#ifdef PANORAMIX
-static int
-ProcPanoramiXShapeRectangles (client)
- register ClientPtr client;
-{
- WindowPtr pWin;
- ScreenPtr pScreen;
- REQUEST(xShapeRectanglesReq);
- xRectangle *prects;
- int nrects, ctype;
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- RegionPtr (*createDefault)();
- int destBounding;
-
- register int result;
- int j;
- PanoramiXWindow *pPanoramiXWin = PanoramiXWinRoot;
-
- REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
- PANORAMIXFIND_ID(pPanoramiXWin,stuff->dest);
- IF_RETURN(!pPanoramiXWin, BadRequest);
- FOR_NSCREENS_OR_ONCE(pPanoramiXWin , j) {
- stuff->dest = pPanoramiXWin->info[j].id;
- result = ProcShapeRectangles (client);
- BREAK_IF(result != Success);
- }
- return (result);
-}
-#endif
-#ifdef PANORAMIX
-int
-#else
static int
-#endif
ProcShapeRectangles (client)
register ClientPtr client;
{
@@ -274,7 +338,7 @@ ProcShapeRectangles (client)
int nrects, ctype;
RegionPtr srcRgn;
RegionPtr *destRgn;
- RegionPtr (*createDefault)();
+ CreateDftPtr createDefault;
int destBounding;
REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
@@ -324,49 +388,37 @@ ProcShapeRectangles (client)
stuff->xOff, stuff->yOff, createDefault);
}
-/**************
- * ProcShapeMask
- **************/
-
#ifdef PANORAMIX
static int
-ProcPanoramiXShapeMask (client)
+ProcPanoramiXShapeRectangles (client)
register ClientPtr client;
{
- WindowPtr pWin;
- ScreenPtr pScreen;
- REQUEST(xShapeMaskReq);
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- PixmapPtr pPixmap;
- RegionPtr (*createDefault)();
- int destBounding;
+ REQUEST(xShapeRectanglesReq);
+ PanoramiXRes *win;
+ int j, result = 0;
- register int result;
- int j;
- PanoramiXWindow *pPanoramiXWin = PanoramiXWinRoot;
- PanoramiXPmap *pPmap = PanoramiXPmapRoot;
+ REQUEST_AT_LEAST_SIZE (xShapeRectanglesReq);
- REQUEST_SIZE_MATCH (xShapeMaskReq);
- PANORAMIXFIND_ID(pPanoramiXWin,stuff->dest);
- IF_RETURN(!pPanoramiXWin, BadRequest);
- PANORAMIXFIND_ID(pPmap, stuff->src);
- IF_RETURN(!pPmap, BadRequest);
- FOR_NSCREENS_OR_ONCE(pPanoramiXWin , j) {
- stuff->dest = pPanoramiXWin->info[j].id;
- stuff->src = pPmap->info[j].id;
- result = ProcShapeMask (client);
+ if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->dest, XRT_WINDOW, SecurityWriteAccess)))
+ return BadWindow;
+
+ FOR_NSCREENS(j) {
+ stuff->dest = win->info[j].id;
+ result = ProcShapeRectangles (client);
BREAK_IF(result != Success);
}
return (result);
}
#endif
-#ifdef PANORAMIX
-int
-#else
+
+/**************
+ * ProcShapeMask
+ **************/
+
+
static int
-#endif
ProcShapeMask (client)
register ClientPtr client;
{
@@ -376,7 +428,7 @@ ProcShapeMask (client)
RegionPtr srcRgn;
RegionPtr *destRgn;
PixmapPtr pPixmap;
- RegionPtr (*createDefault)();
+ CreateDftPtr createDefault;
int destBounding;
REQUEST_SIZE_MATCH (xShapeMaskReq);
@@ -425,45 +477,45 @@ ProcShapeMask (client)
stuff->xOff, stuff->yOff, createDefault);
}
-/************
- * ProcShapeCombine
- ************/
#ifdef PANORAMIX
static int
-ProcPanoramiXShapeCombine (client)
+ProcPanoramiXShapeMask (client)
register ClientPtr client;
{
- WindowPtr pSrcWin, pDestWin;
- ScreenPtr pScreen;
- REQUEST(xShapeCombineReq);
- RegionPtr srcRgn;
- RegionPtr *destRgn;
- RegionPtr (*createDefault)();
- RegionPtr (*createSrc)();
- RegionPtr tmp;
- int destBounding;
+ REQUEST(xShapeMaskReq);
+ PanoramiXRes *win, *pmap;
+ int j, result = 0;
- register int result;
- int j;
- PanoramiXWindow *pPanoramiXWin = PanoramiXWinRoot;
+ REQUEST_SIZE_MATCH (xShapeMaskReq);
- REQUEST_AT_LEAST_SIZE (xShapeCombineReq);
- PANORAMIXFIND_ID(pPanoramiXWin,stuff->dest);
- IF_RETURN(!pPanoramiXWin, BadRequest);
- FOR_NSCREENS_OR_ONCE(pPanoramiXWin , j) {
- stuff->dest = pPanoramiXWin->info[j].id;
- result = ProcShapeCombine (client);
+ if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->dest, XRT_WINDOW, SecurityWriteAccess)))
+ return BadWindow;
+
+ if(stuff->src != None) {
+ if(!(pmap = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->src, XRT_PIXMAP, SecurityReadAccess)))
+ return BadPixmap;
+ } else
+ pmap = NULL;
+
+ FOR_NSCREENS(j) {
+ stuff->dest = win->info[j].id;
+ if(pmap)
+ stuff->src = pmap->info[j].id;
+ result = ProcShapeMask (client);
BREAK_IF(result != Success);
}
return (result);
}
#endif
-#ifdef PANORAMIX
-int
-#else
+
+/************
+ * ProcShapeCombine
+ ************/
+
static int
-#endif
ProcShapeCombine (client)
register ClientPtr client;
{
@@ -472,8 +524,8 @@ ProcShapeCombine (client)
REQUEST(xShapeCombineReq);
RegionPtr srcRgn;
RegionPtr *destRgn;
- RegionPtr (*createDefault)();
- RegionPtr (*createSrc)();
+ CreateDftPtr createDefault;
+ CreateDftPtr createSrc;
RegionPtr tmp;
int destBounding;
@@ -539,40 +591,41 @@ ProcShapeCombine (client)
stuff->xOff, stuff->yOff, createDefault);
}
-/*************
- * ProcShapeOffset
- *************/
+
#ifdef PANORAMIX
static int
-ProcPanoramiXShapeOffset (client)
+ProcPanoramiXShapeCombine (client)
register ClientPtr client;
{
- WindowPtr pWin;
- ScreenPtr pScreen;
- REQUEST(xShapeOffsetReq);
- RegionPtr srcRgn;
+ REQUEST(xShapeCombineReq);
+ PanoramiXRes *win, *win2;
+ int j, result = 0;
+
+ REQUEST_AT_LEAST_SIZE (xShapeCombineReq);
- register int result;
- int j;
- PanoramiXWindow *pPanoramiXWin = PanoramiXWinRoot;
+ if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->dest, XRT_WINDOW, SecurityWriteAccess)))
+ return BadWindow;
- REQUEST_AT_LEAST_SIZE (xShapeOffsetReq);
- PANORAMIXFIND_ID(pPanoramiXWin,stuff->dest);
- IF_RETURN(!pPanoramiXWin, BadRequest);
- FOR_NSCREENS_OR_ONCE(pPanoramiXWin , j) {
- stuff->dest = pPanoramiXWin->info[j].id;
- result = ProcShapeOffset (client);
+ if(!(win2 = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->src, XRT_WINDOW, SecurityReadAccess)))
+ return BadWindow;
+
+ FOR_NSCREENS(j) {
+ stuff->dest = win->info[j].id;
+ stuff->src = win2->info[j].id;
+ result = ProcShapeCombine (client);
BREAK_IF(result != Success);
}
return (result);
}
#endif
-#ifdef PANORAMIX
-int
-#else
+/*************
+ * ProcShapeOffset
+ *************/
+
static int
-#endif
ProcShapeOffset (client)
register ClientPtr client;
{
@@ -607,6 +660,32 @@ ProcShapeOffset (client)
return Success;
}
+
+#ifdef PANORAMIX
+static int
+ProcPanoramiXShapeOffset (client)
+ register ClientPtr client;
+{
+ REQUEST(xShapeOffsetReq);
+ PanoramiXRes *win;
+ int j, result = 0;
+
+ REQUEST_AT_LEAST_SIZE (xShapeOffsetReq);
+
+ if(!(win = (PanoramiXRes *)SecurityLookupIDByType(
+ client, stuff->dest, XRT_WINDOW, SecurityWriteAccess)))
+ return BadWindow;
+
+ FOR_NSCREENS(j) {
+ stuff->dest = win->info[j].id;
+ result = ProcShapeOffset (client);
+ if(result != Success) break;
+ }
+ return (result);
+}
+#endif
+
+
static int
ProcShapeQueryExtents (client)
register ClientPtr client;
@@ -616,6 +695,7 @@ ProcShapeQueryExtents (client)
xShapeQueryExtentsReply rep;
BoxRec extents, *pExtents;
register int n;
+ RegionPtr region;
REQUEST_SIZE_MATCH (xShapeQueryExtentsReq);
pWin = LookupWindow (stuff->window, client);
@@ -626,9 +706,9 @@ ProcShapeQueryExtents (client)
rep.sequenceNumber = client->sequence;
rep.boundingShaped = (wBoundingShape(pWin) != 0);
rep.clipShaped = (wClipShape(pWin) != 0);
- if (wBoundingShape(pWin)) {
+ if ((region = wBoundingShape(pWin))) {
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
- pExtents = REGION_EXTENTS(pWin->drawable.pScreen, wBoundingShape(pWin));
+ pExtents = REGION_EXTENTS(pWin->drawable.pScreen, region);
extents = *pExtents;
} else {
extents.x1 = -wBorderWidth (pWin);
@@ -640,9 +720,9 @@ ProcShapeQueryExtents (client)
rep.yBoundingShape = extents.y1;
rep.widthBoundingShape = extents.x2 - extents.x1;
rep.heightBoundingShape = extents.y2 - extents.y1;
- if (wClipShape(pWin)) {
+ if ((region = wClipShape(pWin))) {
/* this is done in two steps because of a compiler bug on SunOS 4.1.3 */
- pExtents = REGION_EXTENTS(pWin->drawable.pScreen, wClipShape(pWin));
+ pExtents = REGION_EXTENTS(pWin->drawable.pScreen, region);
extents = *pExtents;
} else {
extents.x1 = 0;
@@ -1001,37 +1081,29 @@ ProcShapeDispatch (client)
if ( !noPanoramiXExtension )
return ProcPanoramiXShapeRectangles (client);
else
- return ProcShapeRectangles (client);
-#else
- return ProcShapeRectangles (client);
#endif
+ return ProcShapeRectangles (client);
case X_ShapeMask:
#ifdef PANORAMIX
if ( !noPanoramiXExtension )
return ProcPanoramiXShapeMask (client);
else
- return ProcShapeMask (client);
-#else
- return ProcShapeMask (client);
#endif
+ return ProcShapeMask (client);
case X_ShapeCombine:
#ifdef PANORAMIX
if ( !noPanoramiXExtension )
return ProcPanoramiXShapeCombine (client);
else
- return ProcShapeCombine (client);
-#else
- return ProcShapeCombine (client);
#endif
+ return ProcShapeCombine (client);
case X_ShapeOffset:
#ifdef PANORAMIX
if ( !noPanoramiXExtension )
return ProcPanoramiXShapeOffset (client);
else
- return ProcShapeOffset (client);
-#else
- return ProcShapeOffset (client);
#endif
+ return ProcShapeOffset (client);
case X_ShapeQueryExtents:
return ProcShapeQueryExtents (client);
case X_ShapeSelectInput:
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-01 03:33:40 +0000