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a09e091a JB |
1 | /* |
2 | * Copyright 2007-2008 Peter Hutterer | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
5 | * copy of this software and associated documentation files (the "Software"), | |
6 | * to deal in the Software without restriction, including without limitation | |
7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
8 | * and/or sell copies of the Software, and to permit persons to whom the | |
9 | * Software is furnished to do so, subject to the following conditions: | |
10 | * | |
11 | * The above copyright notice and this permission notice (including the next | |
12 | * paragraph) shall be included in all copies or substantial portions of the | |
13 | * Software. | |
14 | * | |
15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | |
20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
21 | * DEALINGS IN THE SOFTWARE. | |
22 | * | |
23 | * Author: Peter Hutterer, University of South Australia, NICTA | |
24 | */ | |
25 | ||
26 | #ifdef HAVE_DIX_CONFIG_H | |
27 | #include <dix-config.h> | |
28 | #endif | |
29 | ||
30 | #include <X11/X.h> /* for inputstr.h */ | |
31 | #include <X11/Xproto.h> /* Request macro */ | |
32 | #include "inputstr.h" /* DeviceIntPtr */ | |
33 | #include "windowstr.h" /* window structure */ | |
34 | #include "scrnintstr.h" /* screen structure */ | |
35 | #include <X11/extensions/XI.h> | |
36 | #include <X11/extensions/XI2proto.h> | |
37 | #include "extnsionst.h" | |
38 | #include "extinit.h" /* LookupDeviceIntRec */ | |
39 | #include "exevents.h" | |
40 | #include "exglobals.h" | |
41 | ||
42 | #include "xigetclientpointer.h" | |
43 | ||
44 | /*********************************************************************** | |
45 | * This procedure allows a client to query another client's client pointer | |
46 | * setting. | |
47 | */ | |
48 | ||
49 | int | |
50 | SProcXIGetClientPointer(ClientPtr client) | |
51 | { | |
52 | REQUEST(xXIGetClientPointerReq); | |
53 | ||
54 | swaps(&stuff->length); | |
55 | swapl(&stuff->win); | |
56 | return ProcXIGetClientPointer(client); | |
57 | } | |
58 | ||
59 | int | |
60 | ProcXIGetClientPointer(ClientPtr client) | |
61 | { | |
62 | int rc; | |
63 | ClientPtr winclient; | |
64 | xXIGetClientPointerReply rep; | |
65 | ||
66 | REQUEST(xXIGetClientPointerReq); | |
67 | REQUEST_SIZE_MATCH(xXIGetClientPointerReq); | |
68 | ||
69 | if (stuff->win != None) { | |
70 | rc = dixLookupClient(&winclient, stuff->win, client, DixGetAttrAccess); | |
71 | ||
72 | if (rc != Success) | |
73 | return BadWindow; | |
74 | } | |
75 | else | |
76 | winclient = client; | |
77 | ||
78 | rep = (xXIGetClientPointerReply) { | |
79 | .repType = X_Reply, | |
80 | .RepType = X_XIGetClientPointer, | |
81 | .sequenceNumber = client->sequence, | |
82 | .length = 0, | |
83 | .set = (winclient->clientPtr != NULL), | |
84 | .deviceid = (winclient->clientPtr) ? winclient->clientPtr->id : 0 | |
85 | }; | |
86 | ||
87 | WriteReplyToClient(client, sizeof(xXIGetClientPointerReply), &rep); | |
88 | return Success; | |
89 | } | |
90 | ||
91 | /*********************************************************************** | |
92 | * | |
93 | * This procedure writes the reply for the XGetClientPointer function, | |
94 | * if the client and server have a different byte ordering. | |
95 | * | |
96 | */ | |
97 | ||
98 | void | |
99 | SRepXIGetClientPointer(ClientPtr client, int size, | |
100 | xXIGetClientPointerReply * rep) | |
101 | { | |
102 | swaps(&rep->sequenceNumber); | |
103 | swapl(&rep->length); | |
104 | swaps(&rep->deviceid); | |
105 | WriteToClient(client, size, rep); | |
106 | } |