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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"
Status
XIQueryVersion(Display *dpy, int *major_inout, int *minor_inout)
{
int rc = Success;
XExtDisplayInfo *info = XInput_find_display(dpy);
LockDisplay(dpy);
rc = _xiQueryVersion(dpy, major_inout, minor_inout, info);
UnlockDisplay(dpy);
SyncHandle();
return rc;
}
_X_HIDDEN Status
_xiQueryVersion(Display * dpy, int *major, int *minor, XExtDisplayInfo *info)
{
xXIQueryVersionReq *req;
xXIQueryVersionReply rep;
/* This could mean either a malloc problem, or supported
version < XInput_2_0 */
if (_XiCheckExtInit(dpy, XInput_2_0, info) == -1)
{
XExtensionVersion *ext;
XExtDisplayInfo *extinfo = XInput_find_display(dpy);
if (!extinfo || !extinfo->data) {
*major = 0;
*minor = 0;
return BadRequest;
}
ext = ((XInputData*)extinfo->data)->vers;
*major = ext->major_version;
*minor = ext->minor_version;
return BadRequest;
}
GetReq(XIQueryVersion, req);
req->reqType = info->codes->major_opcode;
req->ReqType = X_XIQueryVersion;
req->major_version = *major;
req->minor_version = *minor;
if (!_XReply(dpy, (xReply*)&rep, 0, xTrue)) {
return BadImplementation;
}
*major = rep.major_version;
*minor = rep.minor_version;
return Success;
}
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