1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright © 2009 Red Hat, Inc.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun *
11*4882a593Smuzhiyun * The above copyright notice and this permission notice (including the next
12*4882a593Smuzhiyun * paragraph) shall be included in all copies or substantial portions of the
13*4882a593Smuzhiyun * Software.
14*4882a593Smuzhiyun *
15*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16*4882a593Smuzhiyun * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17*4882a593Smuzhiyun * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18*4882a593Smuzhiyun * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19*4882a593Smuzhiyun * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20*4882a593Smuzhiyun * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21*4882a593Smuzhiyun * DEALINGS IN THE SOFTWARE.
22*4882a593Smuzhiyun *
23*4882a593Smuzhiyun * Author: Peter Hutterer
24*4882a593Smuzhiyun */
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun /***********************************************************************
27*4882a593Smuzhiyun *
28*4882a593Smuzhiyun * Request to allow some device events.
29*4882a593Smuzhiyun *
30*4882a593Smuzhiyun */
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun #ifdef HAVE_DIX_CONFIG_H
33*4882a593Smuzhiyun #include <dix-config.h>
34*4882a593Smuzhiyun #endif
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun #include "inputstr.h" /* DeviceIntPtr */
37*4882a593Smuzhiyun #include "windowstr.h" /* window structure */
38*4882a593Smuzhiyun #include "mi.h"
39*4882a593Smuzhiyun #include "eventstr.h"
40*4882a593Smuzhiyun #include <X11/extensions/XI2.h>
41*4882a593Smuzhiyun #include <X11/extensions/XI2proto.h>
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun #include "exglobals.h" /* BadDevice */
44*4882a593Smuzhiyun #include "exevents.h"
45*4882a593Smuzhiyun #include "xiallowev.h"
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun int _X_COLD
SProcXIAllowEvents(ClientPtr client)48*4882a593Smuzhiyun SProcXIAllowEvents(ClientPtr client)
49*4882a593Smuzhiyun {
50*4882a593Smuzhiyun REQUEST(xXIAllowEventsReq);
51*4882a593Smuzhiyun REQUEST_AT_LEAST_SIZE(xXIAllowEventsReq);
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun swaps(&stuff->length);
54*4882a593Smuzhiyun swaps(&stuff->deviceid);
55*4882a593Smuzhiyun swapl(&stuff->time);
56*4882a593Smuzhiyun if (stuff->length > 3) {
57*4882a593Smuzhiyun xXI2_2AllowEventsReq *req_xi22 = (xXI2_2AllowEventsReq *) stuff;
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun REQUEST_AT_LEAST_SIZE(xXI2_2AllowEventsReq);
60*4882a593Smuzhiyun swapl(&req_xi22->touchid);
61*4882a593Smuzhiyun swapl(&req_xi22->grab_window);
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun
64*4882a593Smuzhiyun return ProcXIAllowEvents(client);
65*4882a593Smuzhiyun }
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun int
ProcXIAllowEvents(ClientPtr client)68*4882a593Smuzhiyun ProcXIAllowEvents(ClientPtr client)
69*4882a593Smuzhiyun {
70*4882a593Smuzhiyun TimeStamp time;
71*4882a593Smuzhiyun DeviceIntPtr dev;
72*4882a593Smuzhiyun int ret = Success;
73*4882a593Smuzhiyun XIClientPtr xi_client;
74*4882a593Smuzhiyun Bool have_xi22 = FALSE;
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun REQUEST(xXI2_2AllowEventsReq);
77*4882a593Smuzhiyun
78*4882a593Smuzhiyun xi_client = dixLookupPrivate(&client->devPrivates, XIClientPrivateKey);
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun if (version_compare(xi_client->major_version,
81*4882a593Smuzhiyun xi_client->minor_version, 2, 2) >= 0) {
82*4882a593Smuzhiyun REQUEST_AT_LEAST_SIZE(xXI2_2AllowEventsReq);
83*4882a593Smuzhiyun have_xi22 = TRUE;
84*4882a593Smuzhiyun }
85*4882a593Smuzhiyun else {
86*4882a593Smuzhiyun REQUEST_AT_LEAST_SIZE(xXIAllowEventsReq);
87*4882a593Smuzhiyun }
88*4882a593Smuzhiyun
89*4882a593Smuzhiyun ret = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
90*4882a593Smuzhiyun if (ret != Success)
91*4882a593Smuzhiyun return ret;
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun time = ClientTimeToServerTime(stuff->time);
94*4882a593Smuzhiyun
95*4882a593Smuzhiyun switch (stuff->mode) {
96*4882a593Smuzhiyun case XIReplayDevice:
97*4882a593Smuzhiyun AllowSome(client, time, dev, NOT_GRABBED);
98*4882a593Smuzhiyun break;
99*4882a593Smuzhiyun case XISyncDevice:
100*4882a593Smuzhiyun AllowSome(client, time, dev, FREEZE_NEXT_EVENT);
101*4882a593Smuzhiyun break;
102*4882a593Smuzhiyun case XIAsyncDevice:
103*4882a593Smuzhiyun AllowSome(client, time, dev, THAWED);
104*4882a593Smuzhiyun break;
105*4882a593Smuzhiyun case XIAsyncPairedDevice:
106*4882a593Smuzhiyun if (IsMaster(dev))
107*4882a593Smuzhiyun AllowSome(client, time, dev, THAW_OTHERS);
108*4882a593Smuzhiyun break;
109*4882a593Smuzhiyun case XISyncPair:
110*4882a593Smuzhiyun if (IsMaster(dev))
111*4882a593Smuzhiyun AllowSome(client, time, dev, FREEZE_BOTH_NEXT_EVENT);
112*4882a593Smuzhiyun break;
113*4882a593Smuzhiyun case XIAsyncPair:
114*4882a593Smuzhiyun if (IsMaster(dev))
115*4882a593Smuzhiyun AllowSome(client, time, dev, THAWED_BOTH);
116*4882a593Smuzhiyun break;
117*4882a593Smuzhiyun case XIRejectTouch:
118*4882a593Smuzhiyun case XIAcceptTouch:
119*4882a593Smuzhiyun {
120*4882a593Smuzhiyun int rc;
121*4882a593Smuzhiyun WindowPtr win;
122*4882a593Smuzhiyun
123*4882a593Smuzhiyun if (!have_xi22)
124*4882a593Smuzhiyun return BadValue;
125*4882a593Smuzhiyun
126*4882a593Smuzhiyun rc = dixLookupWindow(&win, stuff->grab_window, client, DixReadAccess);
127*4882a593Smuzhiyun if (rc != Success)
128*4882a593Smuzhiyun return rc;
129*4882a593Smuzhiyun
130*4882a593Smuzhiyun ret = TouchAcceptReject(client, dev, stuff->mode, stuff->touchid,
131*4882a593Smuzhiyun stuff->grab_window, &client->errorValue);
132*4882a593Smuzhiyun }
133*4882a593Smuzhiyun break;
134*4882a593Smuzhiyun default:
135*4882a593Smuzhiyun client->errorValue = stuff->mode;
136*4882a593Smuzhiyun ret = BadValue;
137*4882a593Smuzhiyun }
138*4882a593Smuzhiyun
139*4882a593Smuzhiyun return ret;
140*4882a593Smuzhiyun }
141