1/************************************************************
2
3Copyright 1989, 1998  The Open Group
4
5Permission to use, copy, modify, distribute, and sell this software and its
6documentation for any purpose is hereby granted without fee, provided that
7the above copyright notice appear in all copies and that both that
8copyright notice and this permission notice appear in supporting
9documentation.
10
11The above copyright notice and this permission notice shall be included in
12all copies or substantial portions of the Software.
13
14THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
17OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20
21Except as contained in this notice, the name of The Open Group shall not be
22used in advertising or otherwise to promote the sale, use or other dealings
23in this Software without prior written authorization from The Open Group.
24
25Copyright 1989 by Hewlett-Packard Company, Palo Alto, California.
26
27			All Rights Reserved
28
29Permission to use, copy, modify, and distribute this software and its
30documentation for any purpose and without fee is hereby granted,
31provided that the above copyright notice appear in all copies and that
32both that copyright notice and this permission notice appear in
33supporting documentation, and that the name of Hewlett-Packard not be
34used in advertising or publicity pertaining to distribution of the
35software without specific, written prior permission.
36
37HEWLETT-PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
38ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
39HEWLETT-PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
40ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
41WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
42ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
43SOFTWARE.
44
45********************************************************/
46
47/********************************************************************
48 *
49 *  Get the key mapping for 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 <X11/extensions/XI.h>
59#include <X11/extensions/XIproto.h>
60#include "exglobals.h"
61#include "swaprep.h"
62#include "xkbsrv.h"
63#include "xkbstr.h"
64
65#include "getkmap.h"
66
67/***********************************************************************
68 *
69 * This procedure gets the key mapping for an extension device,
70 * for clients on machines with a different byte ordering than the server.
71 *
72 */
73
74int
75SProcXGetDeviceKeyMapping(ClientPtr client)
76{
77    char n;
78
79    REQUEST(xGetDeviceKeyMappingReq);
80    swaps(&stuff->length, n);
81    return (ProcXGetDeviceKeyMapping(client));
82}
83
84/***********************************************************************
85 *
86 * Get the device key mapping.
87 *
88 */
89
90int
91ProcXGetDeviceKeyMapping(ClientPtr client)
92{
93    xGetDeviceKeyMappingReply rep;
94    DeviceIntPtr dev;
95    XkbDescPtr xkb;
96    KeySymsPtr syms;
97    int rc;
98
99    REQUEST(xGetDeviceKeyMappingReq);
100    REQUEST_SIZE_MATCH(xGetDeviceKeyMappingReq);
101
102    rc = dixLookupDevice(&dev, stuff->deviceid, client, DixGetAttrAccess);
103    if (rc != Success)
104	return rc;
105    if (dev->key == NULL)
106	return BadMatch;
107    xkb = dev->key->xkbInfo->desc;
108
109    if (stuff->firstKeyCode < xkb->min_key_code ||
110	stuff->firstKeyCode > xkb->max_key_code) {
111	client->errorValue = stuff->firstKeyCode;
112	return BadValue;
113    }
114
115    if (stuff->firstKeyCode + stuff->count > xkb->max_key_code + 1) {
116	client->errorValue = stuff->count;
117	return BadValue;
118    }
119
120    syms = XkbGetCoreMap(dev);
121    if (!syms)
122        return BadAlloc;
123
124    rep.repType = X_Reply;
125    rep.RepType = X_GetDeviceKeyMapping;
126    rep.sequenceNumber = client->sequence;
127    rep.keySymsPerKeyCode = syms->mapWidth;
128    rep.length = (syms->mapWidth * stuff->count);	/* KeySyms are 4 bytes */
129    WriteReplyToClient(client, sizeof(xGetDeviceKeyMappingReply), &rep);
130
131    client->pSwapReplyFunc = (ReplySwapPtr) CopySwap32Write;
132    WriteSwappedDataToClient(client,
133                             syms->mapWidth * stuff->count * sizeof(KeySym),
134                             &syms->map[syms->mapWidth * (stuff->firstKeyCode -
135                                                          syms->minKeyCode)]);
136    free(syms->map);
137    free(syms);
138
139    return Success;
140}
141
142/***********************************************************************
143 *
144 * This procedure writes the reply for the XGetDeviceKeyMapping function,
145 * if the client and server have a different byte ordering.
146 *
147 */
148
149void
150SRepXGetDeviceKeyMapping(ClientPtr client, int size,
151			 xGetDeviceKeyMappingReply * rep)
152{
153    char n;
154
155    swaps(&rep->sequenceNumber, n);
156    swapl(&rep->length, n);
157    WriteToClient(client, size, (char *)rep);
158}
159