1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright 2007-2008 Peter Hutterer
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, University of South Australia, NICTA
24*4882a593Smuzhiyun */
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun #ifdef HAVE_DIX_CONFIG_H
27*4882a593Smuzhiyun #include <dix-config.h>
28*4882a593Smuzhiyun #endif
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun #include <X11/X.h> /* for inputstr.h */
31*4882a593Smuzhiyun #include <X11/Xproto.h> /* Request macro */
32*4882a593Smuzhiyun #include "inputstr.h" /* DeviceIntPtr */
33*4882a593Smuzhiyun #include "windowstr.h" /* window structure */
34*4882a593Smuzhiyun #include "scrnintstr.h" /* screen structure */
35*4882a593Smuzhiyun #include <X11/extensions/XI.h>
36*4882a593Smuzhiyun #include <X11/extensions/XI2proto.h>
37*4882a593Smuzhiyun #include "extnsionst.h"
38*4882a593Smuzhiyun #include "extinit.h" /* LookupDeviceIntRec */
39*4882a593Smuzhiyun #include "exevents.h"
40*4882a593Smuzhiyun #include "exglobals.h"
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun #include "xigetclientpointer.h"
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun /***********************************************************************
45*4882a593Smuzhiyun * This procedure allows a client to query another client's client pointer
46*4882a593Smuzhiyun * setting.
47*4882a593Smuzhiyun */
48*4882a593Smuzhiyun
49*4882a593Smuzhiyun int _X_COLD
SProcXIGetClientPointer(ClientPtr client)50*4882a593Smuzhiyun SProcXIGetClientPointer(ClientPtr client)
51*4882a593Smuzhiyun {
52*4882a593Smuzhiyun REQUEST(xXIGetClientPointerReq);
53*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xXIGetClientPointerReq);
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun swaps(&stuff->length);
56*4882a593Smuzhiyun swapl(&stuff->win);
57*4882a593Smuzhiyun return ProcXIGetClientPointer(client);
58*4882a593Smuzhiyun }
59*4882a593Smuzhiyun
60*4882a593Smuzhiyun int
ProcXIGetClientPointer(ClientPtr client)61*4882a593Smuzhiyun ProcXIGetClientPointer(ClientPtr client)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun int rc;
64*4882a593Smuzhiyun ClientPtr winclient;
65*4882a593Smuzhiyun xXIGetClientPointerReply rep;
66*4882a593Smuzhiyun
67*4882a593Smuzhiyun REQUEST(xXIGetClientPointerReq);
68*4882a593Smuzhiyun REQUEST_SIZE_MATCH(xXIGetClientPointerReq);
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun if (stuff->win != None) {
71*4882a593Smuzhiyun rc = dixLookupClient(&winclient, stuff->win, client, DixGetAttrAccess);
72*4882a593Smuzhiyun
73*4882a593Smuzhiyun if (rc != Success)
74*4882a593Smuzhiyun return BadWindow;
75*4882a593Smuzhiyun }
76*4882a593Smuzhiyun else
77*4882a593Smuzhiyun winclient = client;
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun rep = (xXIGetClientPointerReply) {
80*4882a593Smuzhiyun .repType = X_Reply,
81*4882a593Smuzhiyun .RepType = X_XIGetClientPointer,
82*4882a593Smuzhiyun .sequenceNumber = client->sequence,
83*4882a593Smuzhiyun .length = 0,
84*4882a593Smuzhiyun .set = (winclient->clientPtr != NULL),
85*4882a593Smuzhiyun .deviceid = (winclient->clientPtr) ? winclient->clientPtr->id : 0
86*4882a593Smuzhiyun };
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun WriteReplyToClient(client, sizeof(xXIGetClientPointerReply), &rep);
89*4882a593Smuzhiyun return Success;
90*4882a593Smuzhiyun }
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun /***********************************************************************
93*4882a593Smuzhiyun *
94*4882a593Smuzhiyun * This procedure writes the reply for the XGetClientPointer function,
95*4882a593Smuzhiyun * if the client and server have a different byte ordering.
96*4882a593Smuzhiyun *
97*4882a593Smuzhiyun */
98*4882a593Smuzhiyun
99*4882a593Smuzhiyun void _X_COLD
SRepXIGetClientPointer(ClientPtr client,int size,xXIGetClientPointerReply * rep)100*4882a593Smuzhiyun SRepXIGetClientPointer(ClientPtr client, int size,
101*4882a593Smuzhiyun xXIGetClientPointerReply * rep)
102*4882a593Smuzhiyun {
103*4882a593Smuzhiyun swaps(&rep->sequenceNumber);
104*4882a593Smuzhiyun swapl(&rep->length);
105*4882a593Smuzhiyun swaps(&rep->deviceid);
106*4882a593Smuzhiyun WriteToClient(client, size, rep);
107*4882a593Smuzhiyun }
108