xref: /OK3568_Linux_fs/external/xserver/Xi/chgprop.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /************************************************************
2*4882a593Smuzhiyun 
3*4882a593Smuzhiyun Copyright 1989, 1998  The Open Group
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun Permission to use, copy, modify, distribute, and sell this software and its
6*4882a593Smuzhiyun documentation for any purpose is hereby granted without fee, provided that
7*4882a593Smuzhiyun the above copyright notice appear in all copies and that both that
8*4882a593Smuzhiyun copyright notice and this permission notice appear in supporting
9*4882a593Smuzhiyun documentation.
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun The above copyright notice and this permission notice shall be included in
12*4882a593Smuzhiyun all copies or substantial portions of the Software.
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*4882a593Smuzhiyun IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*4882a593Smuzhiyun FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
17*4882a593Smuzhiyun OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18*4882a593Smuzhiyun AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19*4882a593Smuzhiyun CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun Except as contained in this notice, the name of The Open Group shall not be
22*4882a593Smuzhiyun used in advertising or otherwise to promote the sale, use or other dealings
23*4882a593Smuzhiyun in this Software without prior written authorization from The Open Group.
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 			All Rights Reserved
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun Permission to use, copy, modify, and distribute this software and its
30*4882a593Smuzhiyun documentation for any purpose and without fee is hereby granted,
31*4882a593Smuzhiyun provided that the above copyright notice appear in all copies and that
32*4882a593Smuzhiyun both that copyright notice and this permission notice appear in
33*4882a593Smuzhiyun supporting documentation, and that the name of Hewlett-Packard not be
34*4882a593Smuzhiyun used in advertising or publicity pertaining to distribution of the
35*4882a593Smuzhiyun software without specific, written prior permission.
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
38*4882a593Smuzhiyun ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
39*4882a593Smuzhiyun HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
40*4882a593Smuzhiyun ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
41*4882a593Smuzhiyun WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
42*4882a593Smuzhiyun ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
43*4882a593Smuzhiyun SOFTWARE.
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun ********************************************************/
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun /***********************************************************************
48*4882a593Smuzhiyun  *
49*4882a593Smuzhiyun  * Function to modify the dont-propagate-list for an extension input device.
50*4882a593Smuzhiyun  *
51*4882a593Smuzhiyun  */
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun #ifdef HAVE_DIX_CONFIG_H
54*4882a593Smuzhiyun #include <dix-config.h>
55*4882a593Smuzhiyun #endif
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun #include "inputstr.h"           /* DeviceIntPtr      */
58*4882a593Smuzhiyun #include "windowstr.h"
59*4882a593Smuzhiyun #include <X11/extensions/XI.h>
60*4882a593Smuzhiyun #include <X11/extensions/XIproto.h>
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun #include "exevents.h"
63*4882a593Smuzhiyun #include "exglobals.h"
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun #include "chgprop.h"
66*4882a593Smuzhiyun #include "grabdev.h"
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun /***********************************************************************
69*4882a593Smuzhiyun  *
70*4882a593Smuzhiyun  * This procedure returns the extension version.
71*4882a593Smuzhiyun  *
72*4882a593Smuzhiyun  */
73*4882a593Smuzhiyun 
74*4882a593Smuzhiyun int _X_COLD
SProcXChangeDeviceDontPropagateList(ClientPtr client)75*4882a593Smuzhiyun SProcXChangeDeviceDontPropagateList(ClientPtr client)
76*4882a593Smuzhiyun {
77*4882a593Smuzhiyun     REQUEST(xChangeDeviceDontPropagateListReq);
78*4882a593Smuzhiyun     swaps(&stuff->length);
79*4882a593Smuzhiyun     REQUEST_AT_LEAST_SIZE(xChangeDeviceDontPropagateListReq);
80*4882a593Smuzhiyun     swapl(&stuff->window);
81*4882a593Smuzhiyun     swaps(&stuff->count);
82*4882a593Smuzhiyun     REQUEST_FIXED_SIZE(xChangeDeviceDontPropagateListReq,
83*4882a593Smuzhiyun                        stuff->count * sizeof(CARD32));
84*4882a593Smuzhiyun     SwapLongs((CARD32 *) (&stuff[1]), stuff->count);
85*4882a593Smuzhiyun     return (ProcXChangeDeviceDontPropagateList(client));
86*4882a593Smuzhiyun }
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun /***********************************************************************
89*4882a593Smuzhiyun  *
90*4882a593Smuzhiyun  * This procedure changes the dont-propagate list for the specified window.
91*4882a593Smuzhiyun  *
92*4882a593Smuzhiyun  */
93*4882a593Smuzhiyun 
94*4882a593Smuzhiyun int
ProcXChangeDeviceDontPropagateList(ClientPtr client)95*4882a593Smuzhiyun ProcXChangeDeviceDontPropagateList(ClientPtr client)
96*4882a593Smuzhiyun {
97*4882a593Smuzhiyun     int i, rc;
98*4882a593Smuzhiyun     WindowPtr pWin;
99*4882a593Smuzhiyun     struct tmask tmp[EMASKSIZE];
100*4882a593Smuzhiyun     OtherInputMasks *others;
101*4882a593Smuzhiyun 
102*4882a593Smuzhiyun     REQUEST(xChangeDeviceDontPropagateListReq);
103*4882a593Smuzhiyun     REQUEST_AT_LEAST_SIZE(xChangeDeviceDontPropagateListReq);
104*4882a593Smuzhiyun 
105*4882a593Smuzhiyun     if (stuff->length !=
106*4882a593Smuzhiyun         bytes_to_int32(sizeof(xChangeDeviceDontPropagateListReq)) +
107*4882a593Smuzhiyun         stuff->count)
108*4882a593Smuzhiyun         return BadLength;
109*4882a593Smuzhiyun 
110*4882a593Smuzhiyun     rc = dixLookupWindow(&pWin, stuff->window, client, DixSetAttrAccess);
111*4882a593Smuzhiyun     if (rc != Success)
112*4882a593Smuzhiyun         return rc;
113*4882a593Smuzhiyun 
114*4882a593Smuzhiyun     if (stuff->mode != AddToList && stuff->mode != DeleteFromList) {
115*4882a593Smuzhiyun         client->errorValue = stuff->window;
116*4882a593Smuzhiyun         return BadMode;
117*4882a593Smuzhiyun     }
118*4882a593Smuzhiyun 
119*4882a593Smuzhiyun     if ((rc = CreateMaskFromList(client, (XEventClass *) &stuff[1],
120*4882a593Smuzhiyun                                  stuff->count, tmp, NULL,
121*4882a593Smuzhiyun                                  X_ChangeDeviceDontPropagateList)) != Success)
122*4882a593Smuzhiyun         return rc;
123*4882a593Smuzhiyun 
124*4882a593Smuzhiyun     others = wOtherInputMasks(pWin);
125*4882a593Smuzhiyun     if (!others && stuff->mode == DeleteFromList)
126*4882a593Smuzhiyun         return Success;
127*4882a593Smuzhiyun     for (i = 0; i < EMASKSIZE; i++) {
128*4882a593Smuzhiyun         if (tmp[i].mask == 0)
129*4882a593Smuzhiyun             continue;
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun         if (stuff->mode == DeleteFromList)
132*4882a593Smuzhiyun             tmp[i].mask = (others->dontPropagateMask[i] & ~tmp[i].mask);
133*4882a593Smuzhiyun         else if (others)
134*4882a593Smuzhiyun             tmp[i].mask |= others->dontPropagateMask[i];
135*4882a593Smuzhiyun 
136*4882a593Smuzhiyun         if (DeviceEventSuppressForWindow(pWin, client, tmp[i].mask, i) !=
137*4882a593Smuzhiyun             Success)
138*4882a593Smuzhiyun             return BadClass;
139*4882a593Smuzhiyun     }
140*4882a593Smuzhiyun 
141*4882a593Smuzhiyun     return Success;
142*4882a593Smuzhiyun }
143