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+/* $Xorg: XGetKMap.c,v 1.4 2001/02/09 02:03:50 xorgcvs Exp $ */
+
+/************************************************************
+
+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.
+
+********************************************************/
+/* $XFree86: xc/lib/Xi/XGetKMap.c,v 3.4 2002/10/16 00:37:28 dawes Exp $ */
+
+/***********************************************************************
+ *
+ * XGetDeviceKeyMapping - get the keymap of an extension device.
+ *
+ */
+
+#include <X11/extensions/XI.h>
+#include <X11/extensions/XIproto.h>
+#include <X11/Xlibint.h>
+#include <X11/extensions/XInput.h>
+#include <X11/extensions/extutil.h>
+#include "XIint.h"
+
+KeySym *
+XGetDeviceKeyMapping (
+ register Display *dpy,
+ XDevice *dev,
+#if NeedWidePrototypes
+ unsigned int first,
+#else
+ KeyCode first,
+#endif
+ int keycount,
+ int *syms_per_code)
+ {
+ long nbytes;
+ register KeySym *mapping = NULL;
+ xGetDeviceKeyMappingReq *req;
+ xGetDeviceKeyMappingReply rep;
+ XExtDisplayInfo *info = XInput_find_display (dpy);
+
+ LockDisplay (dpy);
+ if (_XiCheckExtInit(dpy, XInput_Initial_Release) == -1)
+ return ((KeySym *) NoSuchExtension);
+
+ GetReq(GetDeviceKeyMapping,req);
+ req->reqType = info->codes->major_opcode;
+ req->ReqType = X_GetDeviceKeyMapping;
+ req->deviceid = dev->device_id;
+ req->firstKeyCode = first;
+ req->count = keycount;
+
+ if (! _XReply (dpy, (xReply *) &rep, 0, xFalse))
+ {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (KeySym *) NULL;
+ }
+ if (rep.length > 0) {
+ *syms_per_code = rep.keySymsPerKeyCode;
+ nbytes = (long)rep.length << 2;
+ mapping = (KeySym *) Xmalloc((unsigned) nbytes);
+ if (mapping)
+ _XRead (dpy, (char *)mapping, nbytes);
+ else
+ _XEatData (dpy, (unsigned long) nbytes);
+ }
+
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (mapping);
+ }