sync code with last improvements from OpenBSD

2023-08-28 05:57:34 +00:00 · 2023-08-28 05:57:34 +00:00 · 88965415ff
commit 88965415ff
26235 changed files with 29195616 additions and 0 deletions
--- a/xserver/Xi/ungrdevb.c
+++ b/xserver/Xi/ungrdevb.c
@ -0,0 +1,149 @@
+/************************************************************
+
+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.
+
+Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
+
+			All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Hewlett-Packard not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+********************************************************/
+
+/***********************************************************************
+ *
+ * Request to release a grab of a button on an extension device.
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "inputstr.h"           /* DeviceIntPtr      */
+#include "windowstr.h"          /* window structure  */
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include "exglobals.h"
+#include "dixgrabs.h"
+
+#include "ungrdevb.h"
+
+#define AllModifiersMask ( \
+	ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \
+	Mod3Mask | Mod4Mask | Mod5Mask )
+
+/***********************************************************************
+ *
+ * Handle requests from a client with a different byte order.
+ *
+ */
+
+int _X_COLD
+SProcXUngrabDeviceButton(ClientPtr client)
+{
+    REQUEST(xUngrabDeviceButtonReq);
+    swaps(&stuff->length);
+    REQUEST_SIZE_MATCH(xUngrabDeviceButtonReq);
+    swapl(&stuff->grabWindow);
+    swaps(&stuff->modifiers);
+    return (ProcXUngrabDeviceButton(client));
+}
+
+/***********************************************************************
+ *
+ * Release a grab of a button on an extension device.
+ *
+ */
+
+int
+ProcXUngrabDeviceButton(ClientPtr client)
+{
+    DeviceIntPtr dev;
+    DeviceIntPtr mdev;
+    WindowPtr pWin;
+    GrabPtr temporaryGrab;
+    int rc;
+
+    REQUEST(xUngrabDeviceButtonReq);
+    REQUEST_SIZE_MATCH(xUngrabDeviceButtonReq);
+
+    rc = dixLookupDevice(&dev, stuff->grabbed_device, client, DixGrabAccess);
+    if (rc != Success)
+        return rc;
+    if (dev->button == NULL)
+        return BadMatch;
+
+    if (stuff->modifier_device != UseXKeyboard) {
+        rc = dixLookupDevice(&mdev, stuff->modifier_device, client,
+                             DixReadAccess);
+        if (rc != Success)
+            return BadDevice;
+        if (mdev->key == NULL)
+            return BadMatch;
+    }
+    else
+        mdev = PickKeyboard(client);
+
+    rc = dixLookupWindow(&pWin, stuff->grabWindow, client, DixSetAttrAccess);
+    if (rc != Success)
+        return rc;
+
+    if ((stuff->modifiers != AnyModifier) &&
+        (stuff->modifiers & ~AllModifiersMask))
+        return BadValue;
+
+    temporaryGrab = AllocGrab(NULL);
+    if (!temporaryGrab)
+        return BadAlloc;
+
+    temporaryGrab->resource = client->clientAsMask;
+    temporaryGrab->device = dev;
+    temporaryGrab->window = pWin;
+    temporaryGrab->type = DeviceButtonPress;
+    temporaryGrab->grabtype = XI;
+    temporaryGrab->modifierDevice = mdev;
+    temporaryGrab->modifiersDetail.exact = stuff->modifiers;
+    temporaryGrab->modifiersDetail.pMask = NULL;
+    temporaryGrab->detail.exact = stuff->button;
+    temporaryGrab->detail.pMask = NULL;
+
+    DeletePassiveGrabFromList(temporaryGrab);
+
+    FreeGrab(temporaryGrab);
+    return Success;
+}