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- /* $XConsortium: xselectev.c,v 1.9 90/05/18 15:35:37 rws Exp $ */
-
- /************************************************************
- Copyright (c) 1989 by Hewlett-Packard Company, Palo Alto, California, and the
- Massachusetts Institute of Technology, Cambridge, Massachusetts.
-
- 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 names of Hewlett-Packard or MIT 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 select input from an extension device.
- *
- */
-
- #define NEED_EVENTS
- #define NEED_REPLIES
-
- #include "X.h" /* for inputstr.h */
- #include "Xproto.h" /* Request macro */
- #include "inputstr.h" /* DeviceIntPtr */
- #include "windowstr.h" /* window structure */
- #include "XI.h"
- #include "XIproto.h"
-
- extern int IReqCode;
- extern Mask ExtExclusiveMasks[];
- extern Mask ExtValidMasks[];
- extern void (* ReplySwapVector[256]) ();
- DeviceIntPtr LookupDeviceIntRec();
-
- /***********************************************************************
- *
- * Handle requests from clients with a different byte order.
- *
- */
-
- int
- SProcXSelectExtensionEvent (client)
- register ClientPtr client;
- {
- register char n;
- register long *p;
- register int i;
-
- REQUEST(xSelectExtensionEventReq);
- swaps(&stuff->length, n);
- swapl(&stuff->window, n);
- swaps(&stuff->count, n);
- p = (long *) &stuff[1];
- for (i=0; i<stuff->count; i++)
- {
- swapl(p, n);
- p++;
- }
- return(ProcXSelectExtensionEvent(client));
- }
-
- /***********************************************************************
- *
- * This procedure selects input from an extension device.
- *
- */
-
- int
- ProcXSelectExtensionEvent (client)
- register ClientPtr client;
- {
- int ret;
- int i;
- WindowPtr pWin;
- struct tmask tmp[EMASKSIZE];
-
- REQUEST(xSelectExtensionEventReq);
- REQUEST_AT_LEAST_SIZE(xSelectExtensionEventReq);
-
- if (stuff->length !=(sizeof(xSelectExtensionEventReq)>>2) + stuff->count)
- {
- SendErrorToClient (client, IReqCode, X_SelectExtensionEvent, 0,
- BadLength);
- return Success;
- }
-
- pWin = (WindowPtr) LookupWindow (stuff->window, client);
- if (!pWin)
- {
- client->errorValue = stuff->window;
- SendErrorToClient(client, IReqCode, X_SelectExtensionEvent, 0,
- BadWindow);
- return Success;
- }
-
- if ((ret = CreateMaskFromList (client, (XEventClass *)&stuff[1],
- stuff->count, tmp, NULL, X_SelectExtensionEvent)) != Success)
- return Success;
-
- for (i=0; i<EMASKSIZE; i++)
- if (tmp[i].dev != NULL)
- {
- if ((ret = SelectForWindow(tmp[i].dev, pWin, client, tmp[i].mask,
- ExtExclusiveMasks[i], ExtValidMasks[i])) != Success)
- {
- SendErrorToClient(client, IReqCode, X_SelectExtensionEvent, 0,
- ret);
- return Success;
- }
- }
-
- return Success;
- }
-