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sync code with last improvements from OpenBSD

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purplerain 2023-08-28 05:57:34 +00:00
commit 88965415ff
Signed by: purplerain
GPG key ID: F42C07F07E2E35B7
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lib/libXi/src/XIBarrier.c Normal file
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/*
* Copyright © 2009 Red Hat, Inc.
*
* 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 (including the next
* paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*
*/
#if HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdint.h>
#include <X11/Xlibint.h>
#include <X11/extensions/XI2proto.h>
#include <X11/extensions/XInput2.h>
#include <X11/extensions/extutil.h>
#include "XIint.h"
void
XIBarrierReleasePointers(Display *dpy,
XIBarrierReleasePointerInfo *barriers,
int num_barriers)
{
XExtDisplayInfo *info = XInput_find_display(dpy);
xXIBarrierReleasePointerReq *req;
int extra = 0;
int i;
xXIBarrierReleasePointerInfo *b;
if (!num_barriers)
return;
extra = (num_barriers * sizeof(xXIBarrierReleasePointerInfo));
LockDisplay (dpy);
GetReqExtra (XIBarrierReleasePointer, extra, req);
req->reqType = info->codes->major_opcode;
req->ReqType = X_XIBarrierReleasePointer;
req->num_barriers = num_barriers;
b = (xXIBarrierReleasePointerInfo *) &req[1];
for (i = 0; i < num_barriers; i++, b++) {
b->deviceid = barriers[i].deviceid;
b->eventid = barriers[i].eventid;
b->barrier = barriers[i].barrier;
}
UnlockDisplay (dpy);
SyncHandle ();
}
void
XIBarrierReleasePointer(Display *dpy,
int deviceid,
PointerBarrier barrier,
BarrierEventID eventid)
{
XIBarrierReleasePointerInfo info;
info.deviceid = deviceid;
info.barrier = barrier;
info.eventid = eventid;
XIBarrierReleasePointers(dpy, &info, 1);
}