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xf86-input-evdev/src/evdev_key.c
Zephaniah E. Hull 23309b334c Kill some more unused bits.
2007-04-24 07:34:53 -04:00

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/*
* Copyright © 2006 Zephaniah E. Hull
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Soft-
* ware"), to deal in the Software without restriction, including without
* limitation the rights to use, copy, modify, merge, publish, distribute,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, provided that the above copyright
* notice(s) and this permission notice appear in all copies of the Soft-
* ware and that both the above copyright notice(s) and this permission
* notice appear in supporting documentation.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
* ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
* RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
* THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
* QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
* MANCE OF THIS SOFTWARE.
*
* Except as contained in this notice, the name of a copyright holder shall
* not be used in advertising or otherwise to promote the sale, use or
* other dealings in this Software without prior written authorization of
* the copyright holder.
*
* Author: Zephaniah E. Hull (warp@aehallh.com)
*/
/*
* Copyright © 2004 Red Hat, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of Red Hat
* not be used in advertising or publicity pertaining to distribution
* of the software without specific, written prior permission. Red
* Hat makes no representations about the suitability of this software
* for any purpose. It is provided "as is" without express or implied
* warranty.
*
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL RED HAT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Kristian Høgsberg (krh@redhat.com)
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "evdev.h"
#include <X11/keysym.h>
#include <X11/XF86keysym.h>
#include <X11/extensions/XIproto.h>
#include <linux/input.h>
#include <misc.h>
#include <xf86.h>
#include <xf86str.h>
#include <xf86_OSproc.h>
#include <xf86Xinput.h>
#include <exevents.h>
#include <mipointer.h>
#include <xf86Module.h>
#include <X11/extensions/XKB.h>
#include <X11/extensions/XKBstr.h>
#include <X11/extensions/XKBsrv.h>
#define ArrayLength(a) (sizeof(a) / (sizeof((a)[0])))
#define MIN_KEYCODE 8
#define GLYPHS_PER_KEY 2
#define AltMask Mod1Mask
#define NumLockMask Mod2Mask
#define AltLangMask Mod3Mask
#define KanaMask Mod4Mask
#define ScrollLockMask Mod5Mask
#define CAPSFLAG 1
#define NUMFLAG 2
#define SCROLLFLAG 4
#define MODEFLAG 8
#define COMPOSEFLAG 16
/* FIXME: this map works with evdev keyboards, but all the xkb maps
* probably don't. The easiest is to remap the event keycodes. */
static KeySym map[] = {
/* 0x00 */ NoSymbol, NoSymbol,
/* 0x01 */ XK_Escape, NoSymbol,
/* 0x02 */ XK_1, XK_exclam,
/* 0x03 */ XK_2, XK_at,
/* 0x04 */ XK_3, XK_numbersign,
/* 0x05 */ XK_4, XK_dollar,
/* 0x06 */ XK_5, XK_percent,
/* 0x07 */ XK_6, XK_asciicircum,
/* 0x08 */ XK_7, XK_ampersand,
/* 0x09 */ XK_8, XK_asterisk,
/* 0x0a */ XK_9, XK_parenleft,
/* 0x0b */ XK_0, XK_parenright,
/* 0x0c */ XK_minus, XK_underscore,
/* 0x0d */ XK_equal, XK_plus,
/* 0x0e */ XK_BackSpace, NoSymbol,
/* 0x0f */ XK_Tab, XK_ISO_Left_Tab,
/* 0x10 */ XK_Q, NoSymbol,
/* 0x11 */ XK_W, NoSymbol,
/* 0x12 */ XK_E, NoSymbol,
/* 0x13 */ XK_R, NoSymbol,
/* 0x14 */ XK_T, NoSymbol,
/* 0x15 */ XK_Y, NoSymbol,
/* 0x16 */ XK_U, NoSymbol,
/* 0x17 */ XK_I, NoSymbol,
/* 0x18 */ XK_O, NoSymbol,
/* 0x19 */ XK_P, NoSymbol,
/* 0x1a */ XK_bracketleft, XK_braceleft,
/* 0x1b */ XK_bracketright,XK_braceright,
/* 0x1c */ XK_Return, NoSymbol,
/* 0x1d */ XK_Control_L, NoSymbol,
/* 0x1e */ XK_A, NoSymbol,
/* 0x1f */ XK_S, NoSymbol,
/* 0x20 */ XK_D, NoSymbol,
/* 0x21 */ XK_F, NoSymbol,
/* 0x22 */ XK_G, NoSymbol,
/* 0x23 */ XK_H, NoSymbol,
/* 0x24 */ XK_J, NoSymbol,
/* 0x25 */ XK_K, NoSymbol,
/* 0x26 */ XK_L, NoSymbol,
/* 0x27 */ XK_semicolon, XK_colon,
/* 0x28 */ XK_quoteright, XK_quotedbl,
/* 0x29 */ XK_quoteleft, XK_asciitilde,
/* 0x2a */ XK_Shift_L, NoSymbol,
/* 0x2b */ XK_backslash, XK_bar,
/* 0x2c */ XK_Z, NoSymbol,
/* 0x2d */ XK_X, NoSymbol,
/* 0x2e */ XK_C, NoSymbol,
/* 0x2f */ XK_V, NoSymbol,
/* 0x30 */ XK_B, NoSymbol,
/* 0x31 */ XK_N, NoSymbol,
/* 0x32 */ XK_M, NoSymbol,
/* 0x33 */ XK_comma, XK_less,
/* 0x34 */ XK_period, XK_greater,
/* 0x35 */ XK_slash, XK_question,
/* 0x36 */ XK_Shift_R, NoSymbol,
/* 0x37 */ XK_KP_Multiply, NoSymbol,
/* 0x38 */ XK_Alt_L, XK_Meta_L,
/* 0x39 */ XK_space, NoSymbol,
/* 0x3a */ XK_Caps_Lock, NoSymbol,
/* 0x3b */ XK_F1, NoSymbol,
/* 0x3c */ XK_F2, NoSymbol,
/* 0x3d */ XK_F3, NoSymbol,
/* 0x3e */ XK_F4, NoSymbol,
/* 0x3f */ XK_F5, NoSymbol,
/* 0x40 */ XK_F6, NoSymbol,
/* 0x41 */ XK_F7, NoSymbol,
/* 0x42 */ XK_F8, NoSymbol,
/* 0x43 */ XK_F9, NoSymbol,
/* 0x44 */ XK_F10, NoSymbol,
/* 0x45 */ XK_Num_Lock, NoSymbol,
/* 0x46 */ XK_Scroll_Lock, NoSymbol,
/* These KP keys should have the KP_7 keysyms in the numlock
* modifer... ? */
/* 0x47 */ XK_KP_Home, XK_KP_7,
/* 0x48 */ XK_KP_Up, XK_KP_8,
/* 0x49 */ XK_KP_Prior, XK_KP_9,
/* 0x4a */ XK_KP_Subtract, NoSymbol,
/* 0x4b */ XK_KP_Left, XK_KP_4,
/* 0x4c */ XK_KP_Begin, XK_KP_5,
/* 0x4d */ XK_KP_Right, XK_KP_6,
/* 0x4e */ XK_KP_Add, NoSymbol,
/* 0x4f */ XK_KP_End, XK_KP_1,
/* 0x50 */ XK_KP_Down, XK_KP_2,
/* 0x51 */ XK_KP_Next, XK_KP_3,
/* 0x52 */ XK_KP_Insert, XK_KP_0,
/* 0x53 */ XK_KP_Delete, XK_KP_Decimal,
/* 0x54 */ NoSymbol, NoSymbol,
/* 0x55 */ XK_F13, NoSymbol,
/* 0x56 */ XK_less, XK_greater,
/* 0x57 */ XK_F11, NoSymbol,
/* 0x58 */ XK_F12, NoSymbol,
/* 0x59 */ XK_F14, NoSymbol,
/* 0x5a */ XK_F15, NoSymbol,
/* 0x5b */ XK_F16, NoSymbol,
/* 0x5c */ XK_F17, NoSymbol,
/* 0x5d */ XK_F18, NoSymbol,
/* 0x5e */ XK_F19, NoSymbol,
/* 0x5f */ XK_F20, NoSymbol,
/* 0x60 */ XK_KP_Enter, NoSymbol,
/* 0x61 */ XK_Control_R, NoSymbol,
/* 0x62 */ XK_KP_Divide, NoSymbol,
/* 0x63 */ XK_Print, XK_Sys_Req,
/* 0x64 */ XK_Alt_R, XK_Meta_R,
/* 0x65 */ NoSymbol, NoSymbol, /* KEY_LINEFEED */
/* 0x66 */ XK_Home, NoSymbol,
/* 0x67 */ XK_Up, NoSymbol,
/* 0x68 */ XK_Prior, NoSymbol,
/* 0x69 */ XK_Left, NoSymbol,
/* 0x6a */ XK_Right, NoSymbol,
/* 0x6b */ XK_End, NoSymbol,
/* 0x6c */ XK_Down, NoSymbol,
/* 0x6d */ XK_Next, NoSymbol,
/* 0x6e */ XK_Insert, NoSymbol,
/* 0x6f */ XK_Delete, NoSymbol,
/* 0x70 */ NoSymbol, NoSymbol, /* KEY_MACRO */
/* 0x71 */ NoSymbol, NoSymbol,
/* 0x72 */ NoSymbol, NoSymbol,
/* 0x73 */ NoSymbol, NoSymbol,
/* 0x74 */ NoSymbol, NoSymbol,
/* 0x75 */ XK_KP_Equal, NoSymbol,
/* 0x76 */ NoSymbol, NoSymbol,
/* 0x77 */ NoSymbol, NoSymbol,
/* 0x78 */ XK_F21, NoSymbol,
/* 0x79 */ XK_F22, NoSymbol,
/* 0x7a */ XK_F23, NoSymbol,
/* 0x7b */ XK_F24, NoSymbol,
/* 0x7c */ XK_KP_Separator, NoSymbol,
/* 0x7d */ XK_Meta_L, NoSymbol,
/* 0x7e */ XK_Meta_R, NoSymbol,
/* 0x7f */ XK_Multi_key, NoSymbol,
/* 0x80 */ NoSymbol, NoSymbol,
/* 0x81 */ NoSymbol, NoSymbol,
/* 0x82 */ NoSymbol, NoSymbol,
/* 0x83 */ NoSymbol, NoSymbol,
/* 0x84 */ NoSymbol, NoSymbol,
/* 0x85 */ NoSymbol, NoSymbol,
/* 0x86 */ NoSymbol, NoSymbol,
/* 0x87 */ NoSymbol, NoSymbol,
/* 0x88 */ NoSymbol, NoSymbol,
/* 0x89 */ NoSymbol, NoSymbol,
/* 0x8a */ NoSymbol, NoSymbol,
/* 0x8b */ NoSymbol, NoSymbol,
/* 0x8c */ NoSymbol, NoSymbol,
/* 0x8d */ NoSymbol, NoSymbol,
/* 0x8e */ NoSymbol, NoSymbol,
/* 0x8f */ NoSymbol, NoSymbol,
/* 0x90 */ NoSymbol, NoSymbol,
/* 0x91 */ NoSymbol, NoSymbol,
/* 0x92 */ NoSymbol, NoSymbol,
/* 0x93 */ NoSymbol, NoSymbol,
/* 0x94 */ NoSymbol, NoSymbol,
/* 0x95 */ NoSymbol, NoSymbol,
/* 0x96 */ NoSymbol, NoSymbol,
/* 0x97 */ NoSymbol, NoSymbol,
/* 0x98 */ NoSymbol, NoSymbol,
/* 0x99 */ NoSymbol, NoSymbol,
/* 0x9a */ NoSymbol, NoSymbol,
/* 0x9b */ NoSymbol, NoSymbol,
/* 0x9c */ NoSymbol, NoSymbol,
/* 0x9d */ NoSymbol, NoSymbol,
/* 0x9e */ NoSymbol, NoSymbol,
/* 0x9f */ NoSymbol, NoSymbol,
/* 0xa0 */ NoSymbol, NoSymbol,
/* 0xa1 */ NoSymbol, NoSymbol,
/* 0xa2 */ NoSymbol, NoSymbol,
/* 0xa3 */ NoSymbol, NoSymbol,
/* 0xa4 */ NoSymbol, NoSymbol,
/* 0xa5 */ NoSymbol, NoSymbol,
/* 0xa6 */ NoSymbol, NoSymbol,
/* 0xa7 */ NoSymbol, NoSymbol,
/* 0xa8 */ NoSymbol, NoSymbol,
/* 0xa9 */ NoSymbol, NoSymbol,
/* 0xaa */ NoSymbol, NoSymbol,
/* 0xab */ NoSymbol, NoSymbol,
/* 0xac */ NoSymbol, NoSymbol,
/* 0xad */ NoSymbol, NoSymbol,
/* 0xae */ NoSymbol, NoSymbol,
/* 0xaf */ NoSymbol, NoSymbol,
/* 0xb0 */ NoSymbol, NoSymbol,
/* 0xb1 */ NoSymbol, NoSymbol,
/* 0xb2 */ NoSymbol, NoSymbol,
/* 0xb3 */ NoSymbol, NoSymbol,
/* 0xb4 */ NoSymbol, NoSymbol,
/* 0xb5 */ NoSymbol, NoSymbol,
/* 0xb6 */ NoSymbol, NoSymbol,
/* 0xb7 */ NoSymbol, NoSymbol,
/* 0xb8 */ NoSymbol, NoSymbol,
/* 0xb9 */ NoSymbol, NoSymbol,
/* 0xba */ NoSymbol, NoSymbol,
/* 0xbb */ NoSymbol, NoSymbol,
/* 0xbc */ NoSymbol, NoSymbol,
/* 0xbd */ NoSymbol, NoSymbol,
/* 0xbe */ NoSymbol, NoSymbol,
/* 0xbf */ NoSymbol, NoSymbol,
/* 0xc0 */ NoSymbol, NoSymbol,
/* 0xc1 */ NoSymbol, NoSymbol,
/* 0xc2 */ NoSymbol, NoSymbol,
/* 0xc3 */ NoSymbol, NoSymbol,
/* 0xc4 */ NoSymbol, NoSymbol,
/* 0xc5 */ NoSymbol, NoSymbol,
/* 0xc6 */ NoSymbol, NoSymbol,
/* 0xc7 */ NoSymbol, NoSymbol,
/* 0xc8 */ NoSymbol, NoSymbol,
/* 0xc9 */ NoSymbol, NoSymbol,
/* 0xca */ NoSymbol, NoSymbol,
/* 0xcb */ NoSymbol, NoSymbol,
/* 0xcc */ NoSymbol, NoSymbol,
/* 0xcd */ NoSymbol, NoSymbol,
/* 0xce */ NoSymbol, NoSymbol,
/* 0xcf */ NoSymbol, NoSymbol,
/* 0xd0 */ NoSymbol, NoSymbol,
/* 0xd1 */ NoSymbol, NoSymbol,
/* 0xd2 */ NoSymbol, NoSymbol,
/* 0xd3 */ NoSymbol, NoSymbol,
/* 0xd4 */ NoSymbol, NoSymbol,
/* 0xd5 */ NoSymbol, NoSymbol,
/* 0xd6 */ NoSymbol, NoSymbol,
/* 0xd7 */ NoSymbol, NoSymbol,
/* 0xd8 */ NoSymbol, NoSymbol,
/* 0xd9 */ NoSymbol, NoSymbol,
/* 0xda */ NoSymbol, NoSymbol,
/* 0xdb */ NoSymbol, NoSymbol,
/* 0xdc */ NoSymbol, NoSymbol,
/* 0xdd */ NoSymbol, NoSymbol,
/* 0xde */ NoSymbol, NoSymbol,
/* 0xdf */ NoSymbol, NoSymbol,
/* 0xe0 */ NoSymbol, NoSymbol,
/* 0xe1 */ NoSymbol, NoSymbol,
/* 0xe2 */ NoSymbol, NoSymbol,
/* 0xe3 */ NoSymbol, NoSymbol,
/* 0xe4 */ NoSymbol, NoSymbol,
/* 0xe5 */ NoSymbol, NoSymbol,
/* 0xe6 */ NoSymbol, NoSymbol,
/* 0xe7 */ NoSymbol, NoSymbol,
/* 0xe8 */ NoSymbol, NoSymbol,
/* 0xe9 */ NoSymbol, NoSymbol,
/* 0xea */ NoSymbol, NoSymbol,
/* 0xeb */ NoSymbol, NoSymbol,
/* 0xec */ NoSymbol, NoSymbol,
/* 0xed */ NoSymbol, NoSymbol,
/* 0xee */ NoSymbol, NoSymbol,
/* 0xef */ NoSymbol, NoSymbol,
/* 0xf0 */ NoSymbol, NoSymbol,
/* 0xf1 */ NoSymbol, NoSymbol,
/* 0xf2 */ NoSymbol, NoSymbol,
/* 0xf3 */ NoSymbol, NoSymbol,
/* 0xf4 */ NoSymbol, NoSymbol,
/* 0xf5 */ NoSymbol, NoSymbol,
/* 0xf6 */ NoSymbol, NoSymbol,
/* 0xf7 */ NoSymbol, NoSymbol,
};
/*
* FIXME: We have no way of ringing the bell ourselves.
*
* And recent versions of X don't have the system call.
* Who cares.
*/
static void
EvdevKbdBell (int percent, DeviceIntPtr device, pointer arg, int unused)
{
#if 0
KeybdCtrl *ctrl = arg;
xf86OSRingBell(percent, ctrl->bell_pitch, ctrl->bell_duration);
#endif
}
static void
EvdevKbdCtrl(DeviceIntPtr device, KeybdCtrl *ctrl)
{
static struct { int xbit, code; } bits[] = {
{ CAPSFLAG, LED_CAPSL },
{ NUMFLAG, LED_NUML },
{ SCROLLFLAG, LED_SCROLLL },
{ MODEFLAG, LED_KANA },
{ COMPOSEFLAG, LED_COMPOSE }
};
InputInfoPtr pInfo;
struct input_event ev[ArrayLength(bits)];
int i;
pInfo = device->public.devicePrivate;
for (i = 0; i < ArrayLength(bits); i++) {
ev[i].type = EV_LED;
ev[i].code = bits[i].code;
ev[i].value = (ctrl->leds & bits[i].xbit) > 0;
}
write(pInfo->fd, ev, sizeof(ev));
if (device->key && device->key->xkbInfo && device->key->xkbInfo->desc
&& device->key->xkbInfo->desc->ctrls) {
XkbControlsRec *ctrls = device->key->xkbInfo->desc->ctrls;
ev[0].type = EV_REP;
ev[0].code = REP_DELAY;
ev[0].value = ctrls->repeat_delay;
ev[1].type = EV_REP;
ev[1].code = REP_PERIOD;
ev[1].value = ctrls->repeat_interval;
write(pInfo->fd, ev, sizeof(ev[0]) * 2);
}
}
int
EvdevKeyInit (DeviceIntPtr device)
{
InputInfoPtr pInfo = device->public.devicePrivate;
evdevDevicePtr pEvdev = pInfo->private;
evdevStatePtr state = &pEvdev->state;
KeySymsRec keySyms;
CARD8 modMap[MAP_LENGTH];
KeySym sym;
int i, j;
static struct { KeySym keysym; CARD8 mask; } modifiers[] = {
{ XK_Shift_L, ShiftMask },
{ XK_Shift_R, ShiftMask },
{ XK_Control_L, ControlMask },
{ XK_Control_R, ControlMask },
{ XK_Caps_Lock, LockMask },
{ XK_Alt_L, AltMask },
{ XK_Alt_R, AltMask },
{ XK_Num_Lock, NumLockMask },
{ XK_Scroll_Lock, ScrollLockMask },
{ XK_Mode_switch, AltLangMask }
};
/* TODO:
* Ctrl-Alt-Backspace and other Ctrl-Alt-stuff should work
* XKB, let's try without the #ifdef nightmare
* Get keyboard repeat under control (right now caps lock repeats!)
*/
pInfo = device->public.devicePrivate;
/* Compute the modifier map */
memset(modMap, 0, sizeof modMap);
for (i = 0; i < ArrayLength(map) / GLYPHS_PER_KEY; i++) {
sym = map[i * GLYPHS_PER_KEY];
for (j = 0; j < ArrayLength(modifiers); j++) {
if (modifiers[j].keysym == sym)
modMap[i + MIN_KEYCODE] = modifiers[j].mask;
}
}
keySyms.map = map;
keySyms.mapWidth = GLYPHS_PER_KEY;
keySyms.minKeyCode = MIN_KEYCODE;
keySyms.maxKeyCode = MIN_KEYCODE + ArrayLength(map) / GLYPHS_PER_KEY - 1;
XkbSetRulesDflts (state->key->xkb_rules, state->key->xkb_model,
state->key->xkb_layout, state->key->xkb_variant,
state->key->xkb_options);
XkbInitKeyboardDeviceStruct (device, &state->key->xkbnames, &keySyms, modMap,
EvdevKbdBell, EvdevKbdCtrl);
return Success;
}
static void
SetXkbOption(InputInfoPtr pInfo, char *name, char *value, char **option)
{
char *s;
if ((s = xf86SetStrOption(pInfo->options, name, value))) {
if (!s[0]) {
xfree(s);
*option = NULL;
} else {
*option = s;
}
}
}
int
EvdevKeyNew (InputInfoPtr pInfo)
{
evdevDevicePtr pEvdev = pInfo->private;
evdevStatePtr state = &pEvdev->state;
int i, keys = 0;
for (i = 0; i <= KEY_UNKNOWN; i++)
if (test_bit (i, pEvdev->bits.key)) {
keys = 1;
break;
}
if (!keys)
for (i = KEY_OK; i <= KEY_MAX; i++)
if (test_bit (i, pEvdev->bits.key)) {
keys = 1;
break;
}
if (!keys)
return !Success;
state->key = Xcalloc (sizeof (evdevKeyRec));
pInfo->type_name = XI_KEYBOARD;
pInfo->flags |= XI86_KEYBOARD_CAPABLE | XI86_CONFIGURED;
SetXkbOption (pInfo, "XkbRules", __XKBDEFRULES__, &state->key->xkb_rules);
SetXkbOption (pInfo, "XkbModel", "evdev", &state->key->xkb_model);
SetXkbOption (pInfo, "XkbLayout", "us", &state->key->xkb_layout);
SetXkbOption (pInfo, "XkbVariant", NULL, &state->key->xkb_variant);
SetXkbOption (pInfo, "XkbOptions", NULL, &state->key->xkb_options);
return Success;
}
int
EvdevKeyOn (DeviceIntPtr device)
{
return Success;
}
int
EvdevKeyOff (DeviceIntPtr device)
{
unsigned int i;
KeyClassRec *keyc = device->key;
KeySym *map = keyc->curKeySyms.map;
/*
* A bit of a hack, vaguely stolen from xf86-input-keyboard.
*
* Don't leave any keys in the down state if we are getting turned
* off, as they are likely to be released before we are turned back
* on.
* (For example, if the user switches VTs, or if we are unplugged.)
*/
for (i = keyc->curKeySyms.minKeyCode, map = keyc->curKeySyms.map;
i < keyc->curKeySyms.maxKeyCode;
i++, map += keyc->curKeySyms.mapWidth)
if ((keyc->down[i >> 3] & (1 << (i & 7))))
{
switch (*map) {
/* Don't release the lock keys */
case XK_Caps_Lock:
case XK_Shift_Lock:
case XK_Num_Lock:
case XK_Scroll_Lock:
case XK_Kana_Lock:
break;
default:
xf86PostKeyboardEvent(device, i, 0);
}
}
return Success;
}
void
EvdevKeyProcess (InputInfoPtr pInfo, struct input_event *ev)
{
int keycode = ev->code + MIN_KEYCODE;
/* filter repeat events for chording keys */
if (ev->value == 2) {
DeviceIntPtr device = pInfo->dev;
KeyClassRec *keyc = device->key;
KbdFeedbackClassRec *kbdfeed = device->kbdfeed;
int num = keycode >> 3;
int bit = 1 << (keycode & 7);
if (keyc->modifierMap[keycode] ||
!(kbdfeed->ctrl.autoRepeats[num] & bit))
return;
}
xf86PostKeyboardEvent(pInfo->dev, keycode, ev->value);
}
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