150 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			150 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C
		
	
	
	
| /************************************************************
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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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| 
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| /***********************************************************************
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|  *
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|  * Extension function to grab a key on an extension device.
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|  *
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|  */
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| 
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| #include <dix-config.h>
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| 
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| #include <X11/extensions/XI.h>
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| #include <X11/extensions/XIproto.h>
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| 
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| #include "dix/exevents_priv.h"
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| 
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| #include "inputstr.h"           /* DeviceIntPtr      */
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| #include "windowstr.h"          /* window structure  */
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| #include "exglobals.h"
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| #include "xace.h"
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| #include "grabdev.h"
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| #include "grabdevk.h"
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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 _X_COLD
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| SProcXGrabDeviceKey(ClientPtr client)
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| {
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|     REQUEST(xGrabDeviceKeyReq);
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|     REQUEST_AT_LEAST_SIZE(xGrabDeviceKeyReq);
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|     swapl(&stuff->grabWindow);
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|     swaps(&stuff->modifiers);
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|     swaps(&stuff->event_count);
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|     REQUEST_FIXED_SIZE(xGrabDeviceKeyReq, stuff->event_count * sizeof(CARD32));
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|     SwapLongs((CARD32 *) (&stuff[1]), stuff->event_count);
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|     return (ProcXGrabDeviceKey(client));
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| }
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| 
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| /***********************************************************************
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|  *
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|  * Grab a key on an extension device.
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|  *
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|  */
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| 
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| int
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| ProcXGrabDeviceKey(ClientPtr client)
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| {
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|     int ret;
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|     DeviceIntPtr dev;
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|     DeviceIntPtr mdev;
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|     XEventClass *class;
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|     struct tmask tmp[EMASKSIZE];
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|     GrabParameters param;
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|     GrabMask mask;
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| 
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|     REQUEST(xGrabDeviceKeyReq);
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|     REQUEST_AT_LEAST_SIZE(xGrabDeviceKeyReq);
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| 
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|     if (client->req_len !=
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|         bytes_to_int32(sizeof(xGrabDeviceKeyReq)) + stuff->event_count)
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|         return BadLength;
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| 
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|     ret = dixLookupDevice(&dev, stuff->grabbed_device, client, DixGrabAccess);
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|     if (ret != Success)
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|         return ret;
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| 
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|     if (stuff->modifier_device != UseXKeyboard) {
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|         ret = dixLookupDevice(&mdev, stuff->modifier_device, client,
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|                               DixUseAccess);
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|         if (ret != Success)
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|             return ret;
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|         if (mdev->key == NULL)
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|             return BadMatch;
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|     }
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|     else {
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|         mdev = PickKeyboard(client);
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|         ret = XaceHookDeviceAccess(client, mdev, DixUseAccess);
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|         if (ret != Success)
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|             return ret;
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|     }
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| 
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|     class = (XEventClass *) (&stuff[1]);        /* first word of values */
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| 
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|     if ((ret = CreateMaskFromList(client, class,
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|                                   stuff->event_count, tmp, dev,
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|                                   X_GrabDeviceKey)) != Success)
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|         return ret;
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| 
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|     param = (GrabParameters) {
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|         .grabtype = XI,
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|         .ownerEvents = stuff->ownerEvents,
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|         .this_device_mode = stuff->this_device_mode,
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|         .other_devices_mode = stuff->other_devices_mode,
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|         .grabWindow = stuff->grabWindow,
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|         .modifiers = stuff->modifiers
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|     };
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|     mask.xi = tmp[stuff->grabbed_device].mask;
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| 
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|     ret = GrabKey(client, dev, mdev, stuff->key, ¶m, XI, &mask);
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| 
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|     return ret;
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| }
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