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a09e091a JB |
1 | /************************************************************ |
2 | ||
3 | Copyright 1989, 1998 The Open Group | |
4 | ||
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 | |
9 | documentation. | |
10 | ||
11 | The above copyright notice and this permission notice shall be included in | |
12 | all copies or substantial portions of the Software. | |
13 | ||
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. | |
20 | ||
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. | |
24 | ||
25 | Copyright 1989 by Hewlett-Packard Company, Palo Alto, California. | |
26 | ||
27 | All Rights Reserved | |
28 | ||
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. | |
36 | ||
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 | |
43 | SOFTWARE. | |
44 | ||
45 | ********************************************************/ | |
46 | ||
47 | /*********************************************************************** | |
48 | * | |
49 | * Extension function to grab a button on an extension device. | |
50 | * | |
51 | */ | |
52 | ||
53 | #ifdef HAVE_DIX_CONFIG_H | |
54 | #include <dix-config.h> | |
55 | #endif | |
56 | ||
57 | #include "inputstr.h" /* DeviceIntPtr */ | |
58 | #include "windowstr.h" /* window structure */ | |
59 | #include <X11/extensions/XI.h> | |
60 | #include <X11/extensions/XIproto.h> | |
61 | #include "exevents.h" | |
62 | #include "exglobals.h" | |
63 | #include "xace.h" | |
64 | ||
65 | #include "grabdev.h" | |
66 | #include "grabdevb.h" | |
67 | ||
68 | /*********************************************************************** | |
69 | * | |
70 | * Handle requests from clients with a different byte order. | |
71 | * | |
72 | */ | |
73 | ||
74 | int | |
75 | SProcXGrabDeviceButton(ClientPtr client) | |
76 | { | |
77 | REQUEST(xGrabDeviceButtonReq); | |
78 | swaps(&stuff->length); | |
79 | REQUEST_AT_LEAST_SIZE(xGrabDeviceButtonReq); | |
80 | swapl(&stuff->grabWindow); | |
81 | swaps(&stuff->modifiers); | |
82 | swaps(&stuff->event_count); | |
83 | REQUEST_FIXED_SIZE(xGrabDeviceButtonReq, | |
84 | stuff->event_count * sizeof(CARD32)); | |
85 | SwapLongs((CARD32 *) (&stuff[1]), stuff->event_count); | |
86 | ||
87 | return (ProcXGrabDeviceButton(client)); | |
88 | } | |
89 | ||
90 | /*********************************************************************** | |
91 | * | |
92 | * Grab a button on an extension device. | |
93 | * | |
94 | */ | |
95 | ||
96 | int | |
97 | ProcXGrabDeviceButton(ClientPtr client) | |
98 | { | |
99 | int ret; | |
100 | DeviceIntPtr dev; | |
101 | DeviceIntPtr mdev; | |
102 | XEventClass *class; | |
103 | struct tmask tmp[EMASKSIZE]; | |
104 | GrabParameters param; | |
105 | GrabMask mask; | |
106 | ||
107 | REQUEST(xGrabDeviceButtonReq); | |
108 | REQUEST_AT_LEAST_SIZE(xGrabDeviceButtonReq); | |
109 | ||
110 | if (stuff->length != | |
111 | bytes_to_int32(sizeof(xGrabDeviceButtonReq)) + stuff->event_count) | |
112 | return BadLength; | |
113 | ||
114 | ret = dixLookupDevice(&dev, stuff->grabbed_device, client, DixGrabAccess); | |
115 | if (ret != Success) | |
116 | return ret; | |
117 | ||
118 | if (stuff->modifier_device != UseXKeyboard) { | |
119 | ret = dixLookupDevice(&mdev, stuff->modifier_device, client, | |
120 | DixUseAccess); | |
121 | if (ret != Success) | |
122 | return ret; | |
123 | if (mdev->key == NULL) | |
124 | return BadMatch; | |
125 | } | |
126 | else { | |
127 | mdev = PickKeyboard(client); | |
128 | ret = XaceHook(XACE_DEVICE_ACCESS, client, mdev, DixUseAccess); | |
129 | if (ret != Success) | |
130 | return ret; | |
131 | } | |
132 | ||
133 | class = (XEventClass *) (&stuff[1]); /* first word of values */ | |
134 | ||
135 | if ((ret = CreateMaskFromList(client, class, | |
136 | stuff->event_count, tmp, dev, | |
137 | X_GrabDeviceButton)) != Success) | |
138 | return ret; | |
139 | ||
140 | param = (GrabParameters) { | |
141 | .grabtype = XI, | |
142 | .ownerEvents = stuff->ownerEvents, | |
143 | .this_device_mode = stuff->this_device_mode, | |
144 | .other_devices_mode = stuff->other_devices_mode, | |
145 | .grabWindow = stuff->grabWindow, | |
146 | .modifiers = stuff->modifiers | |
147 | }; | |
148 | mask.xi = tmp[stuff->grabbed_device].mask; | |
149 | ||
150 | ret = GrabButton(client, dev, mdev, stuff->button, ¶m, XI, &mask); | |
151 | ||
152 | return ret; | |
153 | } |