1/* Portions of this file were derived from the following files:
2 *
3 **********************************************************************
4 *
5 * xfree86/common/xf86KbdLnx.c
6 *
7 * Linux version of keymapping setup. The kernel (since 0.99.14) has support
8 * for fully remapping the keyboard, but there are some differences between
9 * the Linux map and the SVR4 map (esp. in the extended keycodes). We also
10 * remove the restriction on what keycodes can be remapped.
11 * Orest Zborowski.
12 *
13 * Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
14 *
15 * Permission to use, copy, modify, distribute, and sell this software and its
16 * documentation for any purpose is hereby granted without fee, provided that
17 * the above copyright notice appear in all copies and that both that
18 * copyright notice and this permission notice appear in supporting
19 * documentation, and that the name of Thomas Roell not be used in
20 * advertising or publicity pertaining to distribution of the software without
21 * specific, written prior permission.  Thomas Roell makes no representations
22 * about the suitability of this software for any purpose.  It is provided
23 * "as is" without express or implied warranty.
24 *
25 * THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
26 * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
27 * EVENT SHALL THOMAS ROELL BE LIABLE FOR ANY SPECIAL, INDIRECT OR
28 * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
29 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
30 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
31 * PERFORMANCE OF THIS SOFTWARE.
32 *
33 */
34
35/*
36 * Copyright 2001,2002 Red Hat Inc., Durham, North Carolina.
37 *
38 * All Rights Reserved.
39 *
40 * Permission is hereby granted, free of charge, to any person obtaining
41 * a copy of this software and associated documentation files (the
42 * "Software"), to deal in the Software without restriction, including
43 * without limitation on the rights to use, copy, modify, merge,
44 * publish, distribute, sublicense, and/or sell copies of the Software,
45 * and to permit persons to whom the Software is furnished to do so,
46 * subject to the following conditions:
47 *
48 * The above copyright notice and this permission notice (including the
49 * next paragraph) shall be included in all copies or substantial
50 * portions of the Software.
51 *
52 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
53 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
54 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
55 * NON-INFRINGEMENT.  IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
56 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
57 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
58 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
59 * SOFTWARE.
60 */
61
62/*
63 * Authors:
64 *   Rickard E. (Rik) Faith <faith@redhat.com>
65 *
66 */
67
68/** \file
69 *
70 * This code implements a low-level device driver for a USB keyboard
71 * under Linux.  The keymap description is derived from code by Thomas
72 * Roell, Orest Zborowski. */
73
74#ifdef HAVE_DMX_CONFIG_H
75#include <dmx-config.h>
76#endif
77
78#include "atKeynames.h"
79#include "usb-private.h"
80
81#define USB_KEYBOARD_DEBUG 0
82
83/*****************************************************************************/
84/* Define some macros to make it easier to move this file to another
85 * part of the Xserver tree.  All calls to the dmx* layer are #defined
86 * here for the .c file.  The .h file will also have to be edited. */
87#include "usb-keyboard.h"
88#include <xkbsrv.h>
89
90#define GETPRIV       myPrivate *priv                            \
91                      = ((DMXLocalInputInfoPtr)(pDev->devicePrivate))->private
92
93#define LOG0(f)       dmxLog(dmxDebug,f)
94#define LOG1(f,a)     dmxLog(dmxDebug,f,a)
95#define LOG2(f,a,b)   dmxLog(dmxDebug,f,a,b)
96#define LOG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
97#define FATAL0(f)     dmxLog(dmxFatal,f)
98#define FATAL1(f,a)   dmxLog(dmxFatal,f,a)
99#define FATAL2(f,a,b) dmxLog(dmxFatal,f,a,b)
100#define MOTIONPROC    dmxMotionProcPtr
101#define ENQUEUEPROC   dmxEnqueueProcPtr
102#define CHECKPROC     dmxCheckSpecialProcPtr
103#define BLOCK         DMXBlockType
104
105/* End of interface definitions. */
106/*****************************************************************************/
107
108#define GLYPHS_PER_KEY	4
109#define NUM_KEYCODES	248
110#define MIN_KEYCODE     8
111#define MAX_KEYCODE     (NUM_KEYCODES + MIN_KEYCODE - 1)
112
113static KeySym map[NUM_KEYCODES * GLYPHS_PER_KEY] = {
114/* Table modified from xc/programs/Xserver/hw/xfree86/common/xf86Keymap.h */
115    /* 0x00 */  NoSymbol,       NoSymbol,	NoSymbol,	NoSymbol,
116    /* 0x01 */  XK_Escape,      NoSymbol,	NoSymbol,	NoSymbol,
117    /* 0x02 */  XK_1,           XK_exclam,	NoSymbol,	NoSymbol,
118    /* 0x03 */  XK_2,           XK_at,		NoSymbol,	NoSymbol,
119    /* 0x04 */  XK_3,           XK_numbersign,	NoSymbol,	NoSymbol,
120    /* 0x05 */  XK_4,           XK_dollar,	NoSymbol,	NoSymbol,
121    /* 0x06 */  XK_5,           XK_percent,	NoSymbol,	NoSymbol,
122    /* 0x07 */  XK_6,           XK_asciicircum,	NoSymbol,	NoSymbol,
123    /* 0x08 */  XK_7,           XK_ampersand,	NoSymbol,	NoSymbol,
124    /* 0x09 */  XK_8,           XK_asterisk,	NoSymbol,	NoSymbol,
125    /* 0x0a */  XK_9,           XK_parenleft,	NoSymbol,	NoSymbol,
126    /* 0x0b */  XK_0,           XK_parenright,	NoSymbol,	NoSymbol,
127    /* 0x0c */  XK_minus,       XK_underscore,	NoSymbol,	NoSymbol,
128    /* 0x0d */  XK_equal,       XK_plus,	NoSymbol,	NoSymbol,
129    /* 0x0e */  XK_BackSpace,   NoSymbol,	NoSymbol,	NoSymbol,
130    /* 0x0f */  XK_Tab,         XK_ISO_Left_Tab,NoSymbol,	NoSymbol,
131    /* 0x10 */  XK_Q,           NoSymbol,	NoSymbol,	NoSymbol,
132    /* 0x11 */  XK_W,           NoSymbol,	NoSymbol,	NoSymbol,
133    /* 0x12 */  XK_E,           NoSymbol,	NoSymbol,	NoSymbol,
134    /* 0x13 */  XK_R,           NoSymbol,	NoSymbol,	NoSymbol,
135    /* 0x14 */  XK_T,           NoSymbol,	NoSymbol,	NoSymbol,
136    /* 0x15 */  XK_Y,           NoSymbol,	NoSymbol,	NoSymbol,
137    /* 0x16 */  XK_U,           NoSymbol,	NoSymbol,	NoSymbol,
138    /* 0x17 */  XK_I,           NoSymbol,	NoSymbol,	NoSymbol,
139    /* 0x18 */  XK_O,           NoSymbol,	NoSymbol,	NoSymbol,
140    /* 0x19 */  XK_P,           NoSymbol,	NoSymbol,	NoSymbol,
141    /* 0x1a */  XK_bracketleft, XK_braceleft,	NoSymbol,	NoSymbol,
142    /* 0x1b */  XK_bracketright,XK_braceright,	NoSymbol,	NoSymbol,
143    /* 0x1c */  XK_Return,      NoSymbol,	NoSymbol,	NoSymbol,
144    /* 0x1d */  XK_Control_L,   NoSymbol,	NoSymbol,	NoSymbol,
145    /* 0x1e */  XK_A,           NoSymbol,	NoSymbol,	NoSymbol,
146    /* 0x1f */  XK_S,           NoSymbol,	NoSymbol,	NoSymbol,
147    /* 0x20 */  XK_D,           NoSymbol,	NoSymbol,	NoSymbol,
148    /* 0x21 */  XK_F,           NoSymbol,	NoSymbol,	NoSymbol,
149    /* 0x22 */  XK_G,           NoSymbol,	NoSymbol,	NoSymbol,
150    /* 0x23 */  XK_H,           NoSymbol,	NoSymbol,	NoSymbol,
151    /* 0x24 */  XK_J,           NoSymbol,	NoSymbol,	NoSymbol,
152    /* 0x25 */  XK_K,           NoSymbol,	NoSymbol,	NoSymbol,
153    /* 0x26 */  XK_L,           NoSymbol,	NoSymbol,	NoSymbol,
154    /* 0x27 */  XK_semicolon,   XK_colon,	NoSymbol,	NoSymbol,
155    /* 0x28 */  XK_quoteright,  XK_quotedbl,	NoSymbol,	NoSymbol,
156    /* 0x29 */  XK_quoteleft,	XK_asciitilde,	NoSymbol,	NoSymbol,
157    /* 0x2a */  XK_Shift_L,     NoSymbol,	NoSymbol,	NoSymbol,
158    /* 0x2b */  XK_backslash,   XK_bar,		NoSymbol,	NoSymbol,
159    /* 0x2c */  XK_Z,           NoSymbol,	NoSymbol,	NoSymbol,
160    /* 0x2d */  XK_X,           NoSymbol,	NoSymbol,	NoSymbol,
161    /* 0x2e */  XK_C,           NoSymbol,	NoSymbol,	NoSymbol,
162    /* 0x2f */  XK_V,           NoSymbol,	NoSymbol,	NoSymbol,
163    /* 0x30 */  XK_B,           NoSymbol,	NoSymbol,	NoSymbol,
164    /* 0x31 */  XK_N,           NoSymbol,	NoSymbol,	NoSymbol,
165    /* 0x32 */  XK_M,           NoSymbol,	NoSymbol,	NoSymbol,
166    /* 0x33 */  XK_comma,       XK_less,	NoSymbol,	NoSymbol,
167    /* 0x34 */  XK_period,      XK_greater,	NoSymbol,	NoSymbol,
168    /* 0x35 */  XK_slash,       XK_question,	NoSymbol,	NoSymbol,
169    /* 0x36 */  XK_Shift_R,     NoSymbol,	NoSymbol,	NoSymbol,
170    /* 0x37 */  XK_KP_Multiply, NoSymbol,	NoSymbol,	NoSymbol,
171    /* 0x38 */  XK_Alt_L,	XK_Meta_L,	NoSymbol,	NoSymbol,
172    /* 0x39 */  XK_space,       NoSymbol,	NoSymbol,	NoSymbol,
173    /* 0x3a */  XK_Caps_Lock,   NoSymbol,	NoSymbol,	NoSymbol,
174    /* 0x3b */  XK_F1,          NoSymbol,	NoSymbol,	NoSymbol,
175    /* 0x3c */  XK_F2,          NoSymbol,	NoSymbol,	NoSymbol,
176    /* 0x3d */  XK_F3,          NoSymbol,	NoSymbol,	NoSymbol,
177    /* 0x3e */  XK_F4,          NoSymbol,	NoSymbol,	NoSymbol,
178    /* 0x3f */  XK_F5,          NoSymbol,	NoSymbol,	NoSymbol,
179    /* 0x40 */  XK_F6,          NoSymbol,	NoSymbol,	NoSymbol,
180    /* 0x41 */  XK_F7,          NoSymbol,	NoSymbol,	NoSymbol,
181    /* 0x42 */  XK_F8,          NoSymbol,	NoSymbol,	NoSymbol,
182    /* 0x43 */  XK_F9,          NoSymbol,	NoSymbol,	NoSymbol,
183    /* 0x44 */  XK_F10,         NoSymbol,	NoSymbol,	NoSymbol,
184    /* 0x45 */  XK_Num_Lock,    NoSymbol,	NoSymbol,	NoSymbol,
185    /* 0x46 */  XK_Scroll_Lock,	NoSymbol,	NoSymbol,	NoSymbol,
186    /* 0x47 */  XK_KP_Home,	XK_KP_7,	NoSymbol,	NoSymbol,
187    /* 0x48 */  XK_KP_Up,	XK_KP_8,	NoSymbol,	NoSymbol,
188    /* 0x49 */  XK_KP_Prior,	XK_KP_9,	NoSymbol,	NoSymbol,
189    /* 0x4a */  XK_KP_Subtract, NoSymbol,	NoSymbol,	NoSymbol,
190    /* 0x4b */  XK_KP_Left,	XK_KP_4,	NoSymbol,	NoSymbol,
191    /* 0x4c */  XK_KP_Begin,	XK_KP_5,	NoSymbol,	NoSymbol,
192    /* 0x4d */  XK_KP_Right,	XK_KP_6,	NoSymbol,	NoSymbol,
193    /* 0x4e */  XK_KP_Add,      NoSymbol,	NoSymbol,	NoSymbol,
194    /* 0x4f */  XK_KP_End,	XK_KP_1,	NoSymbol,	NoSymbol,
195    /* 0x50 */  XK_KP_Down,	XK_KP_2,	NoSymbol,	NoSymbol,
196    /* 0x51 */  XK_KP_Next,	XK_KP_3,	NoSymbol,	NoSymbol,
197    /* 0x52 */  XK_KP_Insert,	XK_KP_0,	NoSymbol,	NoSymbol,
198    /* 0x53 */  XK_KP_Delete,	XK_KP_Decimal,	NoSymbol,	NoSymbol,
199    /* 0x54 */  XK_Sys_Req,	NoSymbol,	NoSymbol,	NoSymbol,
200    /* 0x55 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
201    /* 0x56 */  XK_less,	XK_greater,	NoSymbol,	NoSymbol,
202    /* 0x57 */  XK_F11,		NoSymbol,	NoSymbol,	NoSymbol,
203    /* 0x58 */  XK_F12,		NoSymbol,	NoSymbol,	NoSymbol,
204    /* 0x59 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
205    /* 0x5a */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
206    /* 0x5b */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
207    /* 0x5c */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
208    /* 0x5d */  XK_Begin,	NoSymbol,	NoSymbol,	NoSymbol,
209    /* 0x5e */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
210    /* 0x5f */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
211    /* 0x60 */  XK_KP_Enter,	NoSymbol,	NoSymbol,	NoSymbol,
212    /* 0x61 */  XK_Control_R,	NoSymbol,	NoSymbol,	NoSymbol,
213    /* 0x62 */  XK_KP_Divide,	NoSymbol,	NoSymbol,	NoSymbol,
214    /* 0x63 */  XK_Print,	NoSymbol,	NoSymbol,	NoSymbol,
215    /* 0x64 */  XK_Alt_R,	XK_Meta_R,	NoSymbol,	NoSymbol,
216    /* 0x65 */  XK_Break,	NoSymbol,	NoSymbol,	NoSymbol,
217    /* 0x66 */  XK_Home,	NoSymbol,	NoSymbol,	NoSymbol,
218    /* 0x67 */  XK_Up,		NoSymbol,	NoSymbol,	NoSymbol,
219    /* 0x68 */  XK_Prior,	NoSymbol,	NoSymbol,	NoSymbol,
220    /* 0x69 */  XK_Left,	NoSymbol,	NoSymbol,	NoSymbol,
221    /* 0x6a */  XK_Right,	NoSymbol,	NoSymbol,	NoSymbol,
222    /* 0x6b */  XK_End,		NoSymbol,	NoSymbol,	NoSymbol,
223    /* 0x6c */  XK_Down,	NoSymbol,	NoSymbol,	NoSymbol,
224    /* 0x6d */  XK_Next,	NoSymbol,	NoSymbol,	NoSymbol,
225    /* 0x6e */  XK_Insert,	NoSymbol,	NoSymbol,	NoSymbol,
226    /* 0x6f */  XK_Delete,	NoSymbol,	NoSymbol,	NoSymbol,
227    /* 0x70 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
228    /* 0x71 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
229    /* 0x72 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
230    /* 0x73 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
231    /* 0x74 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
232    /* 0x75 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
233    /* 0x76 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
234    /* 0x77 */  XK_Pause,	NoSymbol,	NoSymbol,	NoSymbol,
235    /* 0x78 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
236    /* 0x79 */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
237    /* 0x7a */  XK_Menu,	NoSymbol,	NoSymbol,	NoSymbol,
238    /* 0x7b */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
239    /* 0x7c */  NoSymbol,	NoSymbol,	NoSymbol,	NoSymbol,
240    /* 0x7d */  XK_Super_L,	NoSymbol,	NoSymbol,	NoSymbol,
241    /* 0x7e */  XK_Super_R,	NoSymbol,	NoSymbol,	NoSymbol,
242    /* 0x7f */  XK_Menu,	NoSymbol,	NoSymbol,	NoSymbol,
243};
244
245static int kbdUSBKeyDown(myPrivate *priv, int keyCode)
246{
247    CARD8  byte = keyCode >> 5;
248    CARD32 bit  = 1 << (keyCode & 0x1f);
249
250    if (byte > NUM_STATE_ENTRIES) return 0;
251    return priv->kbdState[byte] & bit;
252}
253
254static void kbdUSBKeyState(myPrivate *priv, int type, int keyCode)
255{
256    CARD8  byte = keyCode >> 5;
257    CARD32 bit  = 1 << (keyCode & 0x1f);
258
259    if (byte > NUM_STATE_ENTRIES) return;
260    if (type == KeyPress) priv->kbdState[byte] |= bit;
261    else                  priv->kbdState[byte] &= ~bit;
262}
263
264/** Set the LEDs. */
265void kbdUSBCtrl(DevicePtr pDev, KeybdCtrl *ctrl)
266{
267    GETPRIV;
268    struct timeval     tv;
269    struct input_event event;
270    int                i, led;
271
272    gettimeofday(&tv, NULL);
273    for (i = 0; i < 5; i++) {
274        event.time.tv_sec    = tv.tv_sec;
275        event.time.tv_usec   = tv.tv_usec;
276        event.type           = EV_LED;
277        if (i == 0)      led = 1; /* LED_CAPSL == 0x01 */
278        else if (i == 1) led = 0; /* LED_NUML  == 0x00 */
279        else             led = i;
280        event.code           = led;
281        event.value          = !!(ctrl->leds & (1 << led));
282        write(priv->fd, &event, sizeof(event));
283    }
284}
285
286/** Initialize \a pDev using #usbInit. */
287void kbdUSBInit(DevicePtr pDev)
288{
289    usbInit(pDev, usbKeyboard);
290}
291
292static void kbdUSBConvert(DevicePtr pDev,
293                          unsigned int scanCode,
294                          int value,
295                          ENQUEUEPROC enqueue,
296                          CHECKPROC checkspecial,
297                          BLOCK block)
298{
299    GETPRIV;
300    XkbSrvInfoPtr  xkbi = priv->pKeyboard->key->xkbInfo;
301    int            type;
302    int            keyCode;
303    KeySym         keySym   = NoSymbol;
304    int            switching;
305
306    /* Set up xEvent information */
307    type   = value ? KeyPress : KeyRelease;
308    keyCode = (scanCode & 0xff) + MIN_KEYCODE;
309
310    /* Handle repeats */
311
312    if (keyCode >= xkbi->desc->min_key_code &&
313        keyCode <= xkbi->desc->max_key_code) {
314
315        int effectiveGroup = XkbGetEffectiveGroup(xkbi,
316                                                  &xkbi->state,
317                                                  scanCode);
318        keySym = XkbKeySym(xkbi->desc, scanCode, effectiveGroup);
319#if 0
320        switch (keySym) {
321        case XK_Num_Lock:
322        case XK_Scroll_Lock:
323        case XK_Shift_Lock:
324        case XK_Caps_Lock:
325            /* Ignore releases and all but first press */
326            if (kbdLinuxModIgnore(priv, &xE, keySym)) return;
327            if (kbdLinuxKeyDown(priv, &xE)) xE.u.u.type = KeyRelease;
328            else                            xE.u.u.type = KeyPress;
329            break;
330        }
331#endif
332
333        /* If key is already down, ignore or autorepeat */
334        if (type == KeyPress && kbdUSBKeyDown(priv, keyCode)) {
335            KbdFeedbackClassRec *feed = priv->pDevice->kbdfeed;
336
337            /* No auto-repeat? */
338            if ((feed && !feed->ctrl.autoRepeat)
339                || priv->pDevice->key->xkbInfo->desc->map->modmap[keyCode]
340                || (feed
341                    && !(feed->ctrl.autoRepeats[keyCode >> 3]
342                         & (1 << (keyCode & 7))))) return; /* Ignore */
343
344            /* Do auto-repeat */
345            enqueue(pDev, KeyRelease, keyCode, keySym, NULL, block);
346            type = KeyPress;
347        }
348
349        /* If key is already up, ignore */
350        if (type == KeyRelease && !kbdUSBKeyDown(priv, keyCode)) return;
351    }
352
353    switching = 0;
354    if (checkspecial && type == KeyPress)
355        switching = checkspecial(pDev, keySym);
356    if (!switching) {
357        if (enqueue)
358            enqueue(pDev, type, keyCode, keySym, NULL, block);
359        kbdUSBKeyState(priv, type, keyCode); /* Update our state bitmap */
360    }
361}
362
363/** Read an event from the \a pDev device.  If the event is a motion
364 * event, enqueue it with the \a motion function.  Otherwise, check for
365 * special keys with the \a checkspecial function and enqueue the event
366 * with the \a enqueue function.  The \a block type is passed to the
367 * functions so that they may block SIGIO handling as appropriate to the
368 * caller of this function. */
369void kbdUSBRead(DevicePtr pDev,
370                MOTIONPROC motion,
371                ENQUEUEPROC enqueue,
372                CHECKPROC checkspecial,
373                BLOCK block)
374{
375    GETPRIV;
376    struct input_event raw;
377
378    while (read(priv->fd, &raw, sizeof(raw)) > 0) {
379#if USB_KEYBOARD_DEBUG
380        LOG3("KBD: type = %d, code = 0x%02x, value = %d\n",
381             raw.type, raw.code, raw.value);
382#endif
383        kbdUSBConvert(pDev, raw.code, raw.value, enqueue, checkspecial, block);
384    }
385}
386
387/** Turn \a pDev on (i.e., take input from \a pDev). */
388int kbdUSBOn(DevicePtr pDev)
389{
390    GETPRIV;
391
392    if (priv->fd < 0) kbdUSBInit(pDev);
393    return priv->fd;
394}
395
396static void kbdUSBGetMap(DevicePtr pDev, KeySymsPtr pKeySyms, CARD8 *pModMap)
397{
398    KeySym        *k, *mapCopy;
399    int           i;
400
401    mapCopy = malloc(sizeof(map));
402    memcpy(mapCopy, map, sizeof(map));
403
404    /* compute the modifier map */
405    for (i = 0; i < MAP_LENGTH; i++)
406        pModMap[i] = NoSymbol;  /* make sure it is restored */
407
408    for (k = mapCopy, i = MIN_KEYCODE;
409         i < NUM_KEYCODES + MIN_KEYCODE;
410         i++, k += 4) {
411        switch(*k) {
412        case XK_Shift_L:
413        case XK_Shift_R:     pModMap[i] = ShiftMask;      break;
414        case XK_Control_L:
415        case XK_Control_R:   pModMap[i] = ControlMask;    break;
416        case XK_Caps_Lock:   pModMap[i] = LockMask;       break;
417        case XK_Alt_L:
418        case XK_Alt_R:       pModMap[i] = AltMask;        break;
419        case XK_Num_Lock:    pModMap[i] = NumLockMask;    break;
420        case XK_Scroll_Lock: pModMap[i] = ScrollLockMask; break;
421        case XK_Kana_Lock:
422        case XK_Kana_Shift:  pModMap[i] = KanaMask;       break;
423        case XK_Mode_switch: pModMap[i] = AltLangMask;    break;
424        }
425    }
426
427    pKeySyms->map        = mapCopy; /* Must be XFree'able */
428    pKeySyms->mapWidth   = GLYPHS_PER_KEY;
429    pKeySyms->minKeyCode = MIN_KEYCODE;
430    pKeySyms->maxKeyCode = MAX_KEYCODE;
431}
432
433/** Fill the \a info structure with information needed to initialize \a
434 * pDev. */
435void kbdUSBGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
436{
437    info->keyboard         = 1;
438    info->keyClass         = 1;
439    kbdUSBGetMap(pDev, &info->keySyms, info->modMap);
440    info->focusClass       = 1;
441    info->kbdFeedbackClass = 1;
442    info->names.keycodes   = strdup("powerpcps2");
443    info->force            = 1;
444}
445