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x2go pushed a commit to branch 3.6.x
in repository nx-libs.
commit a667131e2846355b7b2099635761a79e22bcbe68
Author: Ulrich Sibiller <ul...@gmx.de>
Date: Tue Oct 31 01:54:47 2017 +0100
Lift XFIXES to xorg-xserver-7.1/1.1.0 state (XFIXES 4.0)
---
nx-X11/include/extensions/Imakefile | 1 +
nx-X11/include/extensions/shapeconst.h | 55 +++++
nx-X11/include/extensions/xfixesproto.h | 56 ++++-
nx-X11/include/extensions/xfixeswire.h | 20 +-
.../programs/Xserver/include/protocol-versions.h | 2 +-
nx-X11/programs/Xserver/xfixes/cursor.c | 275 ++++++++++++++++++++-
nx-X11/programs/Xserver/xfixes/xfixes.c | 7 +
nx-X11/programs/Xserver/xfixes/xfixesint.h | 14 ++
8 files changed, 421 insertions(+), 9 deletions(-)
diff --git a/nx-X11/include/extensions/Imakefile
b/nx-X11/include/extensions/Imakefile
index f1760d2..cdd2446 100644
--- a/nx-X11/include/extensions/Imakefile
+++ b/nx-X11/include/extensions/Imakefile
@@ -62,6 +62,7 @@ HEADERS = \
security.h securstr.h \
sync.h syncstr.h \
dpms.h dpmsstr.h \
+ shapeconst.h \
$(NULL)
all::
diff --git a/nx-X11/include/extensions/shapeconst.h
b/nx-X11/include/extensions/shapeconst.h
new file mode 100644
index 0000000..9088956
--- /dev/null
+++ b/nx-X11/include/extensions/shapeconst.h
@@ -0,0 +1,55 @@
+/************************************************************
+
+Copyright 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+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
+OPEN GROUP 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 Open Group 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 Open Group.
+
+********************************************************/
+
+#ifndef _SHAPECONST_H_
+#define _SHAPECONST_H_
+
+/*
+ * Protocol requests constants and alignment values
+ * These would really be in SHAPE's X.h and Xproto.h equivalents
+ */
+
+#define SHAPENAME "SHAPE"
+
+#define SHAPE_MAJOR_VERSION 1 /* current version numbers */
+#define SHAPE_MINOR_VERSION 1
+
+#define ShapeSet 0
+#define ShapeUnion 1
+#define ShapeIntersect 2
+#define ShapeSubtract 3
+#define ShapeInvert 4
+
+#define ShapeBounding 0
+#define ShapeClip 1
+#define ShapeInput 2
+
+#define ShapeNotifyMask (1L << 0)
+#define ShapeNotify 0
+
+#define ShapeNumberEvents (ShapeNotify + 1)
+
+#endif /* _SHAPECONST_H_ */
diff --git a/nx-X11/include/extensions/xfixesproto.h
b/nx-X11/include/extensions/xfixesproto.h
index b3f35e8..2cde204 100644
--- a/nx-X11/include/extensions/xfixesproto.h
+++ b/nx-X11/include/extensions/xfixesproto.h
@@ -27,9 +27,7 @@
#include <nx-X11/Xmd.h>
#include <nx-X11/extensions/xfixeswire.h>
-#define _SHAPE_SERVER_
-#include <X11/extensions/shape.h>
-#undef _SHAPE_SERVER_
+#include <nx-X11/extensions/shapeconst.h>
#define Window CARD32
#define Drawable CARD32
@@ -462,6 +460,58 @@ typedef struct {
#define sz_xXFixesExpandRegionReq 20
+/*************** Version 4.0 ******************/
+
+typedef struct {
+ CARD8 reqType;
+ CARD8 xfixesReqType;
+ CARD16 length B16;
+ Window window B32;
+} xXFixesHideCursorReq;
+
+#define sz_xXFixesHideCursorReq sizeof(xXFixesHideCursorReq)
+
+typedef struct {
+ CARD8 reqType;
+ CARD8 xfixesReqType;
+ CARD16 length B16;
+ Window window B32;
+} xXFixesShowCursorReq;
+
+#define sz_xXFixesShowCursorReq sizeof(xXFixesShowCursorReq)
+
+/*************** Version 5.0 ******************/
+
+#define Barrier CARD32
+
+typedef struct {
+ CARD8 reqType;
+ CARD8 xfixesReqType;
+ CARD16 length B16;
+ Barrier barrier B32;
+ Window window B32;
+ INT16 x1 B16;
+ INT16 y1 B16;
+ INT16 x2 B16;
+ INT16 y2 B16;
+ CARD32 directions;
+ CARD16 pad B16;
+ CARD16 num_devices B16;
+ /* array of CARD16 devices */
+} xXFixesCreatePointerBarrierReq;
+
+#define sz_xXFixesCreatePointerBarrierReq 28
+
+typedef struct {
+ CARD8 reqType;
+ CARD8 xfixesReqType;
+ CARD16 length B16;
+ Barrier barrier B32;
+} xXFixesDestroyPointerBarrierReq;
+
+#define sz_xXFixesDestroyPointerBarrierReq 8
+
+#undef Barrier
#undef Region
#undef Picture
#undef Window
diff --git a/nx-X11/include/extensions/xfixeswire.h
b/nx-X11/include/extensions/xfixeswire.h
index 60851f2..4d86bdd 100644
--- a/nx-X11/include/extensions/xfixeswire.h
+++ b/nx-X11/include/extensions/xfixeswire.h
@@ -27,7 +27,7 @@
#define _XFIXESWIRE_H_
#define XFIXES_NAME "XFIXES"
-#define XFIXES_MAJOR 3
+#define XFIXES_MAJOR 4
#define XFIXES_MINOR 0
/*************** Version 1 ******************/
@@ -62,8 +62,14 @@
#define X_XFixesChangeCursorByName 27
/*************** Version 3 ******************/
#define X_XFixesExpandRegion 28
+/*************** Version 4 ******************/
+#define X_XFixesHideCursor 29
+#define X_XFixesShowCursor 30
+/*************** Version 5 ******************/
+#define X_XFixesCreatePointerBarrier 31
+#define X_XFixesDestroyPointerBarrier 32
-#define XFixesNumberRequests 29
+#define XFixesNumberRequests (X_XFixesDestroyPointerBarrier+1)
/* Selection events share one event number */
#define XFixesSelectionNotify 0
@@ -88,7 +94,8 @@
/* errors */
#define BadRegion 0
-#define XFixesNumberErrors (BadRegion+1)
+#define BadBarrier 1
+#define XFixesNumberErrors (BadBarrier+1)
#define SaveSetNearest 0
#define SaveSetRoot 1
@@ -101,4 +108,11 @@
#define WindowRegionBounding 0
#define WindowRegionClip 1
+/*************** Version 5 ******************/
+
+#define BarrierPositiveX (1L << 0)
+#define BarrierPositiveY (1L << 1)
+#define BarrierNegativeX (1L << 2)
+#define BarrierNegativeY (1L << 3)
+
#endif /* _XFIXESWIRE_H_ */
diff --git a/nx-X11/programs/Xserver/include/protocol-versions.h
b/nx-X11/programs/Xserver/include/protocol-versions.h
index 9b9319f..7c5ea64 100644
--- a/nx-X11/programs/Xserver/include/protocol-versions.h
+++ b/nx-X11/programs/Xserver/include/protocol-versions.h
@@ -148,7 +148,7 @@
#define SERVER_XFIXES_MAJOR_VERSION 5
#define SERVER_XFIXES_MINOR_VERSION 0
#else /* !defined(NXAGENT_SERVER) */
-#define SERVER_XFIXES_MAJOR_VERSION 3
+#define SERVER_XFIXES_MAJOR_VERSION 4
#define SERVER_XFIXES_MINOR_VERSION 0
#endif /* !defined(NXAGENT_SERVER) */
diff --git a/nx-X11/programs/Xserver/xfixes/cursor.c
b/nx-X11/programs/Xserver/xfixes/cursor.c
index 00a912b..e0705ed 100644
--- a/nx-X11/programs/Xserver/xfixes/cursor.c
+++ b/nx-X11/programs/Xserver/xfixes/cursor.c
@@ -35,10 +35,14 @@
#include "windowstr.h"
static RESTYPE CursorClientType;
+static RESTYPE CursorHideCountType;
static RESTYPE CursorWindowType;
static int CursorScreenPrivateIndex = -1;
static int CursorGeneration;
static CursorPtr CursorCurrent;
+static CursorPtr pInvisibleCursor = NULL;
+
+static void deleteCursorHideCountsForScreen (ScreenPtr pScreen);
#define VERIFY_CURSOR(pCursor, cursor, client, access) { \
pCursor = (CursorPtr)SecurityLookupIDByType((client), (cursor), \
@@ -66,12 +70,29 @@ typedef struct _CursorEvent {
static CursorEventPtr cursorEvents;
/*
+ * Each screen has a list of clients which have requested
+ * that the cursor be hid, and the number of times each
+ * client has requested.
+*/
+
+typedef struct _CursorHideCountRec *CursorHideCountPtr;
+
+typedef struct _CursorHideCountRec {
+ CursorHideCountPtr pNext;
+ ClientPtr pClient;
+ ScreenPtr pScreen;
+ int hideCount;
+ XID resource;
+} CursorHideCountRec;
+
+/*
* Wrap DisplayCursor to catch cursor change events
*/
typedef struct _CursorScreen {
DisplayCursorProcPtr DisplayCursor;
CloseScreenProcPtr CloseScreen;
+ CursorHideCountPtr pCursorHideCounts;
} CursorScreenRec, *CursorScreenPtr;
#define GetCursorScreen(s) ((CursorScreenPtr)
((s)->devPrivates[CursorScreenPrivateIndex].ptr))
@@ -88,7 +109,13 @@ CursorDisplayCursor (ScreenPtr pScreen,
Bool ret;
Unwrap (cs, pScreen, DisplayCursor);
- ret = (*pScreen->DisplayCursor) (pScreen, pCursor);
+
+ if (cs->pCursorHideCounts != NULL) {
+ ret = (*pScreen->DisplayCursor) (pScreen, pInvisibleCursor);
+ } else {
+ ret = (*pScreen->DisplayCursor) (pScreen, pCursor);
+ }
+
if (pCursor != CursorCurrent)
{
CursorEventPtr e;
@@ -96,7 +123,7 @@ CursorDisplayCursor (ScreenPtr pScreen,
CursorCurrent = pCursor;
for (e = cursorEvents; e; e = e->next)
{
- if ((e->eventMask & XFixesDisplayCursorNotifyMask))
+ if (e->eventMask & XFixesDisplayCursorNotifyMask)
{
xXFixesCursorNotifyEvent ev;
ev.type = XFixesEventBase + XFixesCursorNotify;
@@ -121,6 +148,7 @@ CursorCloseScreen (ScreenPtr pScreen)
Unwrap (cs, pScreen, CloseScreen);
Unwrap (cs, pScreen, DisplayCursor);
+ deleteCursorHideCountsForScreen(pScreen);
ret = (*pScreen->CloseScreen) (pScreen);
free (cs);
if (screenInfo.numScreens <= 1)
@@ -674,6 +702,197 @@ SProcXFixesChangeCursorByName (ClientPtr client)
return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
}
+/*
+ * Routines for manipulating the per-screen hide counts list.
+ * This list indicates which clients have requested cursor hiding
+ * for that screen.
+ */
+
+/* Return the screen's hide-counts list element for the given client */
+static CursorHideCountPtr
+findCursorHideCount (ClientPtr pClient, ScreenPtr pScreen)
+{
+ CursorScreenPtr cs = GetCursorScreen(pScreen);
+ CursorHideCountPtr pChc;
+
+ for (pChc = cs->pCursorHideCounts; pChc != NULL; pChc = pChc->pNext) {
+ if (pChc->pClient == pClient) {
+ return pChc;
+ }
+ }
+
+ return NULL;
+}
+
+static int
+createCursorHideCount (ClientPtr pClient, ScreenPtr pScreen)
+{
+ CursorScreenPtr cs = GetCursorScreen(pScreen);
+ CursorHideCountPtr pChc;
+
+ pChc = (CursorHideCountPtr) malloc(sizeof(CursorHideCountRec));
+ if (pChc == NULL) {
+ return BadAlloc;
+ }
+ pChc->pClient = pClient;
+ pChc->pScreen = pScreen;
+ pChc->hideCount = 1;
+ pChc->resource = FakeClientID(pClient->index);
+ pChc->pNext = cs->pCursorHideCounts;
+ cs->pCursorHideCounts = pChc;
+
+ /*
+ * Create a resource for this element so it can be deleted
+ * when the client goes away.
+ */
+ if (!AddResource (pChc->resource, CursorHideCountType,
+ (void *) pChc)) {
+ free(pChc);
+ return BadAlloc;
+ }
+
+ return Success;
+}
+
+/*
+ * Delete the given hide-counts list element from its screen list.
+ */
+static void
+deleteCursorHideCount (CursorHideCountPtr pChcToDel, ScreenPtr pScreen)
+{
+ CursorScreenPtr cs = GetCursorScreen(pScreen);
+ CursorHideCountPtr pChc, pNext;
+ CursorHideCountPtr pChcLast = NULL;
+
+ pChc = cs->pCursorHideCounts;
+ while (pChc != NULL) {
+ pNext = pChc->pNext;
+ if (pChc == pChcToDel) {
+ free(pChc);
+ if (pChcLast == NULL) {
+ cs->pCursorHideCounts = pNext;
+ } else {
+ pChcLast->pNext = pNext;
+ }
+ return;
+ }
+ pChcLast = pChc;
+ pChc = pNext;
+ }
+}
+
+/*
+ * Delete all the hide-counts list elements for this screen.
+ */
+static void
+deleteCursorHideCountsForScreen (ScreenPtr pScreen)
+{
+ CursorScreenPtr cs = GetCursorScreen(pScreen);
+ CursorHideCountPtr pChc, pTmp;
+
+ pChc = cs->pCursorHideCounts;
+ while (pChc != NULL) {
+ pTmp = pChc->pNext;
+ FreeResource(pChc->resource, 0);
+ pChc = pTmp;
+ }
+ cs->pCursorHideCounts = NULL;
+}
+
+int
+ProcXFixesHideCursor (ClientPtr client)
+{
+ WindowPtr pWin;
+ CursorHideCountPtr pChc;
+ REQUEST(xXFixesHideCursorReq);
+ int ret;
+
+ REQUEST_SIZE_MATCH (xXFixesHideCursorReq);
+
+ pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
+ if (!pWin) {
+ client->errorValue = stuff->window;
+ return BadWindow;
+ }
+
+ /*
+ * Has client hidden the cursor before on this screen?
+ * If so, just increment the count.
+ */
+
+ pChc = findCursorHideCount(client, pWin->drawable.pScreen);
+ if (pChc != NULL) {
+ pChc->hideCount++;
+ return client->noClientException;
+ }
+
+ /*
+ * This is the first time this client has hid the cursor
+ * for this screen.
+ */
+ ret = createCursorHideCount(client, pWin->drawable.pScreen);
+
+ if (ret == Success) {
+ (void) CursorDisplayCursor(pWin->drawable.pScreen, CursorCurrent);
+ }
+
+ return ret;
+}
+
+int
+SProcXFixesHideCursor (ClientPtr client)
+{
+ REQUEST(xXFixesHideCursorReq);
+
+ swaps (&stuff->length);
+ REQUEST_SIZE_MATCH (xXFixesHideCursorReq);
+ swapl (&stuff->window);
+ return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
+}
+
+int
+ProcXFixesShowCursor (ClientPtr client)
+{
+ WindowPtr pWin;
+ CursorHideCountPtr pChc;
+ REQUEST(xXFixesShowCursorReq);
+
+ REQUEST_SIZE_MATCH (xXFixesShowCursorReq);
+
+ pWin = (WindowPtr) LookupIDByType (stuff->window, RT_WINDOW);
+ if (!pWin) {
+ client->errorValue = stuff->window;
+ return BadWindow;
+ }
+
+ /*
+ * Has client hidden the cursor on this screen?
+ * If not, generate an error.
+ */
+ pChc = findCursorHideCount(client, pWin->drawable.pScreen);
+ if (pChc == NULL) {
+ return BadMatch;
+ }
+
+ pChc->hideCount--;
+ if (pChc->hideCount <= 0) {
+ FreeResource(pChc->resource, 0);
+ }
+
+ return (client->noClientException);
+}
+
+int
+SProcXFixesShowCursor (ClientPtr client)
+{
+ REQUEST(xXFixesShowCursorReq);
+
+ swaps (&stuff->length);
+ REQUEST_SIZE_MATCH (xXFixesShowCursorReq);
+ swapl (&stuff->window);
+ return (*ProcXFixesVector[stuff->xfixesReqType]) (client);
+}
+
static int
CursorFreeClient (void * data, XID id)
{
@@ -693,6 +912,18 @@ CursorFreeClient (void * data, XID id)
}
static int
+CursorFreeHideCount (void * data, XID id)
+{
+ CursorHideCountPtr pChc = (CursorHideCountPtr) data;
+ ScreenPtr pScreen = pChc->pScreen;
+
+ deleteCursorHideCount(pChc, pChc->pScreen);
+ (void) CursorDisplayCursor(pScreen, CursorCurrent);
+
+ return 1;
+}
+
+static int
CursorFreeWindow (void * data, XID id)
{
WindowPtr pWindow = (WindowPtr) data;
@@ -709,6 +940,36 @@ CursorFreeWindow (void * data, XID id)
return 1;
}
+static CursorPtr
+createInvisibleCursor (void)
+{
+ CursorPtr pCursor;
+ static unsigned int *psrcbits, *pmaskbits;
+ CursorMetricRec cm;
+
+ psrcbits = (unsigned int *) malloc(4);
+ pmaskbits = (unsigned int *) malloc(4);
+ if (psrcbits == NULL || pmaskbits == NULL) {
+ return NULL;
+ }
+ *psrcbits = 0;
+ *pmaskbits = 0;
+
+ cm.width = 1;
+ cm.height = 1;
+ cm.xhot = 0;
+ cm.yhot = 0;
+
+ pCursor = AllocCursor(
+ (unsigned char *)psrcbits,
+ (unsigned char *)pmaskbits,
+ &cm,
+ 0, 0, 0,
+ 0, 0, 0);
+
+ return pCursor;
+}
+
Bool
XFixesCursorInit (void)
{
@@ -731,10 +992,20 @@ XFixesCursorInit (void)
return FALSE;
Wrap (cs, pScreen, CloseScreen, CursorCloseScreen);
Wrap (cs, pScreen, DisplayCursor, CursorDisplayCursor);
+ cs->pCursorHideCounts = NULL;
SetCursorScreen (pScreen, cs);
}
CursorClientType = CreateNewResourceType(CursorFreeClient);
+ CursorHideCountType = CreateNewResourceType(CursorFreeHideCount);
CursorWindowType = CreateNewResourceType(CursorFreeWindow);
+
+ if (pInvisibleCursor == NULL) {
+ pInvisibleCursor = createInvisibleCursor();
+ if (pInvisibleCursor == NULL) {
+ return BadAlloc;
+ }
+ }
+
return CursorClientType && CursorWindowType;
}
diff --git a/nx-X11/programs/Xserver/xfixes/xfixes.c
b/nx-X11/programs/Xserver/xfixes/xfixes.c
index 1403be8..3b58151 100644
--- a/nx-X11/programs/Xserver/xfixes/xfixes.c
+++ b/nx-X11/programs/Xserver/xfixes/xfixes.c
@@ -75,6 +75,7 @@ static const int version_requests[] = {
X_XFixesGetCursorImage, /* Version 1 */
X_XFixesChangeCursorByName, /* Version 2 */
X_XFixesExpandRegion, /* Version 3 */
+ X_XFixesShowCursor, /* Version 4 */
};
#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof
(version_requests[0]))
@@ -112,6 +113,9 @@ int (*ProcXFixesVector[XFixesNumberRequests])(ClientPtr) = {
ProcXFixesChangeCursorByName,
/*************** Version 3 ******************/
ProcXFixesExpandRegion,
+/*************** Version 4 ****************/
+ ProcXFixesHideCursor,
+ ProcXFixesShowCursor,
};
static int
@@ -171,6 +175,9 @@ int (*SProcXFixesVector[XFixesNumberRequests])(ClientPtr) =
{
SProcXFixesChangeCursorByName,
/*************** Version 3 ******************/
SProcXFixesExpandRegion,
+/*************** Version 4 ****************/
+ SProcXFixesHideCursor,
+ SProcXFixesShowCursor,
};
static int
diff --git a/nx-X11/programs/Xserver/xfixes/xfixesint.h
b/nx-X11/programs/Xserver/xfixes/xfixesint.h
index 70550f5..fcbc77b 100644
--- a/nx-X11/programs/Xserver/xfixes/xfixesint.h
+++ b/nx-X11/programs/Xserver/xfixes/xfixesint.h
@@ -239,4 +239,18 @@ ProcXFixesExpandRegion (ClientPtr client);
int
SProcXFixesExpandRegion (ClientPtr client);
+/* Cursor Visibility (Version 4) */
+
+int
+ProcXFixesHideCursor (ClientPtr client);
+
+int
+SProcXFixesHideCursor (ClientPtr client);
+
+int
+ProcXFixesShowCursor (ClientPtr client);
+
+int
+SProcXFixesShowCursor (ClientPtr client);
+
#endif /* _XFIXESINT_H_ */
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