160 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			160 lines
		
	
	
		
			4.9 KiB
		
	
	
	
		
			C
		
	
	
	
| /* $Xorg: selectev.c,v 1.4 2001/02/09 02:04:34 xorgcvs Exp $ */
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| 
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| /************************************************************
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| 
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| Copyright 1989, 1998  The Open Group
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| 
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| Permission to use, copy, modify, distribute, and sell this software and its
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| documentation for any purpose is hereby granted without fee, provided that
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| the above copyright notice appear in all copies and that both that
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| copyright notice and this permission notice appear in supporting
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| documentation.
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| 
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| The above copyright notice and this permission notice shall be included in
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| all copies or substantial portions of the Software.
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| 
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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| OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 
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| Except as contained in this notice, the name of The Open Group shall not be
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| used in advertising or otherwise to promote the sale, use or other dealings
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| in this Software without prior written authorization from The Open Group.
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| 
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| Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
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| 
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| 			All Rights Reserved
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| 
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| Permission to use, copy, modify, and distribute this software and its
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| documentation for any purpose and without fee is hereby granted,
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| provided that the above copyright notice appear in all copies and that
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| both that copyright notice and this permission notice appear in
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| supporting documentation, and that the name of Hewlett-Packard not be
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| used in advertising or publicity pertaining to distribution of the
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| software without specific, written prior permission.
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| 
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| HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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| ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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| HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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| ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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| ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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| SOFTWARE.
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| 
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| ********************************************************/
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| /* $XFree86: xc/programs/Xserver/Xi/selectev.c,v 3.2 2001/01/17 22:13:26 dawes Exp $ */
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| 
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| /***********************************************************************
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|  *
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|  * Request to select input from an extension device.
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|  *
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|  */
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| 
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| #define	 NEED_EVENTS
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| #define	 NEED_REPLIES
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| 
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| #ifdef HAVE_DIX_CONFIG_H
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| #include <dix-config.h>
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| #endif
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| 
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| #include <X11/X.h>				/* for inputstr.h    */
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| #include <X11/Xproto.h>			/* Request macro     */
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| #include "inputstr.h"			/* DeviceIntPtr	     */
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| #include "windowstr.h"			/* window structure  */
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| #include <X11/extensions/XI.h>
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| #include <X11/extensions/XIproto.h>
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| #include "extnsionst.h"
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| #include "extinit.h"			/* LookupDeviceIntRec */
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| #include "exevents.h"
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| #include "exglobals.h"
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| 
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| #include "grabdev.h"
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| #include "selectev.h"
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| 
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| extern	Mask		ExtExclusiveMasks[];
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| extern	Mask		ExtValidMasks[];
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| 
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| /***********************************************************************
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|  *
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|  * Handle requests from clients with a different byte order.
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|  *
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|  */
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| 
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| int
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| SProcXSelectExtensionEvent (client)
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| register ClientPtr client;
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|     {
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|     register char n;
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|     register long *p;
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|     register int i;
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| 
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|     REQUEST(xSelectExtensionEventReq);
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|     swaps(&stuff->length, n);
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|     REQUEST_AT_LEAST_SIZE(xSelectExtensionEventReq);
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|     swapl(&stuff->window, n);
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|     swaps(&stuff->count, n);
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|     p = (long *) &stuff[1];
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|     for (i=0; i<stuff->count; i++)
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|         {
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|         swapl(p, n);
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| 	p++;
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|         }
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|     return(ProcXSelectExtensionEvent(client));
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|     }
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| 
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| /***********************************************************************
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|  *
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|  * This procedure selects input from an extension device.
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|  *
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|  */
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| 
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| int
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| ProcXSelectExtensionEvent (client)
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|     register ClientPtr client;
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|     {
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|     int			ret;
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|     int			i;
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|     WindowPtr 		pWin;
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|     struct tmask	tmp[EMASKSIZE];
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| 
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|     REQUEST(xSelectExtensionEventReq);
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|     REQUEST_AT_LEAST_SIZE(xSelectExtensionEventReq);
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| 
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|     if (stuff->length !=(sizeof(xSelectExtensionEventReq)>>2) + stuff->count)
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| 	{
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| 	SendErrorToClient (client, IReqCode, X_SelectExtensionEvent, 0, 
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| 		BadLength);
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| 	return Success;
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| 	}
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| 
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|     pWin = (WindowPtr) LookupWindow (stuff->window, client);
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|     if (!pWin)
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|         {
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| 	client->errorValue = stuff->window;
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| 	SendErrorToClient(client, IReqCode, X_SelectExtensionEvent, 0, 
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| 		BadWindow);
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| 	return Success;
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|         }
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| 
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|     if ((ret = CreateMaskFromList (client, (XEventClass *)&stuff[1], 
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| 	stuff->count, tmp, NULL, X_SelectExtensionEvent)) != Success)
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| 	return Success;
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| 
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|     for (i=0; i<EMASKSIZE; i++)
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| 	if (tmp[i].dev != NULL)
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| 	    {
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| 	    if ((ret = SelectForWindow((DeviceIntPtr)tmp[i].dev, pWin, client, tmp[i].mask, 
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| 		ExtExclusiveMasks[i], ExtValidMasks[i])) != Success)
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| 		{
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| 		SendErrorToClient(client, IReqCode, X_SelectExtensionEvent, 0, 
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| 			ret);
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| 		return Success;
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| 		}
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| 	    }
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| 
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|     return Success;
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|     }
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