1 /************************************************************
3 Copyright 1989, 1998 The Open Group
5 Permission to use, copy, modify, distribute, and sell this software and its
6 documentation for any purpose is hereby granted without fee, provided that
7 the above copyright notice appear in all copies and that both that
8 copyright notice and this permission notice appear in supporting
11 The above copyright notice and this permission notice shall be included in
12 all copies or substantial portions of the Software.
14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
21 Except as contained in this notice, the name of The Open Group shall not be
22 used in advertising or otherwise to promote the sale, use or other dealings
23 in this Software without prior written authorization from The Open Group.
25 Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
29 Permission to use, copy, modify, and distribute this software and its
30 documentation for any purpose and without fee is hereby granted,
31 provided that the above copyright notice appear in all copies and that
32 both that copyright notice and this permission notice appear in
33 supporting documentation, and that the name of Hewlett-Packard not be
34 used in advertising or publicity pertaining to distribution of the
35 software without specific, written prior permission.
37 HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
38 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
39 HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
40 ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
41 WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
42 ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
45 ********************************************************/
47 /***********************************************************************
49 * Request to select input from an extension device.
53 #ifdef HAVE_DIX_CONFIG_H
54 #include <dix-config.h>
57 #include "inputstr.h" /* DeviceIntPtr */
58 #include "windowstr.h" /* window structure */
59 #include <X11/extensions/XI.h>
60 #include <X11/extensions/XI2.h>
61 #include <X11/extensions/XIproto.h>
63 #include "exglobals.h"
68 extern Mask ExtExclusiveMasks
[];
71 HandleDevicePresenceMask(ClientPtr client
, WindowPtr win
,
72 XEventClass
* cls
, CARD16
*count
)
77 /* We use the device ID 256 to select events that aren't bound to
78 * any device. For now we only handle the device presence event,
79 * but this could be extended to other events that aren't bound to
82 * In order not to break in CreateMaskFromList() we remove the
83 * entries with device ID 256 from the XEventClass array.
87 for (i
= 0, j
= 0; i
< *count
; i
++) {
88 if (cls
[i
] >> 8 != 256) {
94 switch (cls
[i
] & 0xff) {
96 mask
|= DevicePresenceNotifyMask
;
106 /* We always only use mksidx = AllDevices for events not bound to
108 if (AddExtensionClient(win
, client
, mask
, XIAllDevices
) != Success
)
111 RecalculateDeviceDeliverableEvents(win
);
116 /***********************************************************************
118 * Handle requests from clients with a different byte order.
123 SProcXSelectExtensionEvent(ClientPtr client
)
125 REQUEST(xSelectExtensionEventReq
);
126 swaps(&stuff
->length
);
127 REQUEST_AT_LEAST_SIZE(xSelectExtensionEventReq
);
128 swapl(&stuff
->window
);
129 swaps(&stuff
->count
);
130 REQUEST_FIXED_SIZE(xSelectExtensionEventReq
, stuff
->count
* sizeof(CARD32
));
131 SwapLongs((CARD32
*) (&stuff
[1]), stuff
->count
);
133 return (ProcXSelectExtensionEvent(client
));
136 /***********************************************************************
138 * This procedure selects input from an extension device.
143 ProcXSelectExtensionEvent(ClientPtr client
)
148 struct tmask tmp
[EMASKSIZE
];
150 REQUEST(xSelectExtensionEventReq
);
151 REQUEST_AT_LEAST_SIZE(xSelectExtensionEventReq
);
154 bytes_to_int32(sizeof(xSelectExtensionEventReq
)) + stuff
->count
)
157 ret
= dixLookupWindow(&pWin
, stuff
->window
, client
, DixReceiveAccess
);
161 if (HandleDevicePresenceMask(client
, pWin
, (XEventClass
*) &stuff
[1],
162 &stuff
->count
) != Success
)
165 if ((ret
= CreateMaskFromList(client
, (XEventClass
*) &stuff
[1],
166 stuff
->count
, tmp
, NULL
,
167 X_SelectExtensionEvent
)) != Success
)
170 for (i
= 0; i
< EMASKSIZE
; i
++)
171 if (tmp
[i
].dev
!= NULL
) {
172 if (tmp
[i
].mask
& ~XIAllMasks
) {
173 client
->errorValue
= tmp
[i
].mask
;
177 SelectForWindow((DeviceIntPtr
) tmp
[i
].dev
, pWin
, client
,
178 tmp
[i
].mask
, ExtExclusiveMasks
[i
])) != Success
)