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xserver/hw/xfree86/common/xf86Io.c

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/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86Io.c,v 3.56 2003/11/03 05:11:02 tsi Exp $ */
/*
* Copyright 1990,91 by Thomas Roell, Dinkelscherben, Germany.
*
* 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 Thomas Roell not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Thomas Roell makes no representations
* about the suitability of this software for any purpose. It is provided
* "as is" without express or implied warranty.
*
* THOMAS ROELL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THOMAS ROELL 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.
*
*/
/*
* Copyright (c) 1992-2003 by The XFree86 Project, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name of the copyright holder(s)
* and author(s) shall not be used in advertising or otherwise to promote
* the sale, use or other dealings in this Software without prior written
* authorization from the copyright holder(s) and author(s).
*/
/* $XConsortium: xf86Io.c /main/27 1996/10/19 17:58:55 kaleb $ */
#define NEED_EVENTS
#include "X.h"
#include "Xproto.h"
#include "inputstr.h"
#include "scrnintstr.h"
#include "compiler.h"
#include "xf86.h"
#include "xf86Priv.h"
#define XF86_OS_PRIVS
#include "xf86_OSlib.h"
#include "mipointer.h"
#ifdef XINPUT
#include "xf86Xinput.h"
#include "XIproto.h"
#include "exevents.h"
#endif
#ifdef XKB
#include <X11/extensions/XKB.h>
#include <X11/extensions/XKBstr.h>
#include <X11/extensions/XKBsrv.h>
#endif
unsigned int xf86InitialCaps = 0;
unsigned int xf86InitialNum = 0;
unsigned int xf86InitialScroll = 0;
#include "atKeynames.h"
/*
* xf86KbdBell --
* Ring the terminal/keyboard bell for an amount of time proportional to
* "loudness".
*/
void
xf86KbdBell(percent, pKeyboard, ctrl, unused)
int percent; /* Percentage of full volume */
DeviceIntPtr pKeyboard; /* Keyboard to ring */
pointer ctrl;
int unused;
{
xf86SoundKbdBell(percent, xf86Info.bell_pitch, xf86Info.bell_duration);
}
void
xf86UpdateKbdLeds()
{
int leds = 0;
if (xf86Info.capsLock) leds |= XLED1;
if (xf86Info.numLock) leds |= XLED2;
if (xf86Info.scrollLock || xf86Info.modeSwitchLock) leds |= XLED3;
if (xf86Info.composeLock) leds |= XLED4;
xf86Info.leds = (xf86Info.leds & xf86Info.xleds) | (leds & ~xf86Info.xleds);
xf86KbdLeds();
}
void
xf86KbdLeds ()
{
int leds, real_leds = 0;
#if defined (__sparc__) && defined(__linux__)
static int kbdSun = -1;
if (kbdSun == -1) {
if ((xf86Info.xkbmodel && !strcmp(xf86Info.xkbmodel, "sun")) ||
(xf86Info.xkbrules && !strcmp(xf86Info.xkbrules, "sun")))
kbdSun = 1;
else
kbdSun = 0;
}
if (kbdSun) {
if (xf86Info.leds & 0x08) real_leds |= XLED1;
if (xf86Info.leds & 0x04) real_leds |= XLED3;
if (xf86Info.leds & 0x02) real_leds |= XLED4;
if (xf86Info.leds & 0x01) real_leds |= XLED2;
leds = real_leds;
real_leds = 0;
} else {
leds = xf86Info.leds;
}
#else
leds = xf86Info.leds;
#endif /* defined (__sparc__) */
#ifdef LED_CAP
if (leds & XLED1) real_leds |= LED_CAP;
if (leds & XLED2) real_leds |= LED_NUM;
if (leds & XLED3) real_leds |= LED_SCR;
#ifdef LED_COMP
if (leds & XLED4) real_leds |= LED_COMP;
#else
if (leds & XLED4) real_leds |= LED_SCR;
#endif
#endif
xf86SetKbdLeds(real_leds);
(void)leds;
}
/*
* xf86KbdCtrl --
* Alter some of the keyboard control parameters. All special protocol
* values are handled by dix (ProgChangeKeyboardControl)
*/
void
xf86KbdCtrl (pKeyboard, ctrl)
DevicePtr pKeyboard; /* Keyboard to alter */
KeybdCtrl *ctrl;
{
int leds;
xf86Info.bell_pitch = ctrl->bell_pitch;
xf86Info.bell_duration = ctrl->bell_duration;
xf86Info.autoRepeat = ctrl->autoRepeat;
xf86Info.composeLock = (ctrl->leds & XCOMP) ? TRUE : FALSE;
leds = (ctrl->leds & ~(XCAPS | XNUM | XSCR));
#ifdef XKB
if (noXkbExtension) {
#endif
xf86Info.leds = (leds & xf86Info.xleds)|(xf86Info.leds & ~xf86Info.xleds);
#ifdef XKB
} else {
xf86Info.leds = leds;
}
#endif
xf86KbdLeds();
}
/*
* xf86InitKBD --
* Reinitialize the keyboard. Only set Lockkeys according to ours leds.
* Depress all other keys.
*/
void
xf86InitKBD(init)
Bool init;
{
char leds = 0, rad;
unsigned int i;
xEvent kevent;
DeviceIntPtr pKeyboard = xf86Info.pKeyboard;
KeyClassRec *keyc = xf86Info.pKeyboard->key;
KeySym *map = keyc->curKeySyms.map;
kevent.u.keyButtonPointer.time = GetTimeInMillis();
kevent.u.keyButtonPointer.rootX = 0;
kevent.u.keyButtonPointer.rootY = 0;
/*
* Hmm... here is the biggest hack of every time !
* It may be possible that a switch-vt procedure has finished BEFORE
* you released all keys neccessary to do this. That peculiar behavior
* can fool the X-server pretty much, cause it assumes that some keys
* were not released. TWM may stuck alsmost completly....
* OK, what we are doing here is after returning from the vt-switch
* exeplicitely unrelease all keyboard keys before the input-devices
* are reenabled.
*/
for (i = keyc->curKeySyms.minKeyCode, map = keyc->curKeySyms.map;
i < keyc->curKeySyms.maxKeyCode;
i++, map += keyc->curKeySyms.mapWidth)
if (KeyPressed(i))
{
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:
kevent.u.u.detail = i;
kevent.u.u.type = KeyRelease;
(* pKeyboard->public.processInputProc)(&kevent, pKeyboard, 1);
}
}
xf86Info.scanPrefix = 0;
if (init)
{
/*
* we must deal here with the fact, that on some cases the numlock or
* capslock key are enabled BEFORE the server is started up. So look
* here at the state on the according LEDS to determine whether a
* lock-key is already set.
*/
xf86Info.capsLock = FALSE;
xf86Info.numLock = FALSE;
xf86Info.scrollLock = FALSE;
xf86Info.modeSwitchLock = FALSE;
xf86Info.composeLock = FALSE;
#ifdef LED_CAP
#ifdef INHERIT_LOCK_STATE
leds = xf86Info.leds;
for (i = keyc->curKeySyms.minKeyCode, map = keyc->curKeySyms.map;
i < keyc->curKeySyms.maxKeyCode;
i++, map += keyc->curKeySyms.mapWidth)
switch(*map) {
case XK_Caps_Lock:
case XK_Shift_Lock:
if (leds & LED_CAP)
{
xf86InitialCaps = i;
xf86Info.capsLock = TRUE;
}
break;
case XK_Num_Lock:
if (leds & LED_NUM)
{
xf86InitialNum = i;
xf86Info.numLock = TRUE;
}
break;
case XK_Scroll_Lock:
case XK_Kana_Lock:
if (leds & LED_SCR)
{
xf86InitialScroll = i;
xf86Info.scrollLock = TRUE;
}
break;
}
#endif /* INHERIT_LOCK_STATE */
xf86SetKbdLeds(leds);
#endif /* LED_CAP */
(void)leds;
if (xf86Info.kbdDelay <= 375) rad = 0x00;
else if (xf86Info.kbdDelay <= 625) rad = 0x20;
else if (xf86Info.kbdDelay <= 875) rad = 0x40;
else rad = 0x60;
if (xf86Info.kbdRate <= 2) rad |= 0x1F;
else if (xf86Info.kbdRate >= 30) rad |= 0x00;
else rad |= ((58 / xf86Info.kbdRate) - 2);
xf86SetKbdRepeat(rad);
}
}
/*
* xf86KbdProc --
* Handle the initialization, etc. of a keyboard.
*/
int
xf86KbdProc (pKeyboard, what)
DeviceIntPtr pKeyboard; /* Keyboard to manipulate */
int what; /* What to do to it */
{
KeySymsRec keySyms;
CARD8 modMap[MAP_LENGTH];
int kbdFd;
switch (what) {
case DEVICE_INIT:
/*
* First open and find the current state of the keyboard.
*/
xf86KbdInit();
xf86KbdGetMapping(&keySyms, modMap);
#ifndef XKB
defaultKeyboardControl.leds = xf86GetKbdLeds();
#else
defaultKeyboardControl.leds = 0;
#endif
/*
* Perform final initialization of the system private keyboard
* structure and fill in various slots in the device record
* itself which couldn't be filled in before.
*/
pKeyboard->public.on = FALSE;
#ifdef XKB
if (noXkbExtension) {
#endif
InitKeyboardDeviceStruct((DevicePtr)xf86Info.pKeyboard,
&keySyms,
modMap,
xf86KbdBell,
(KbdCtrlProcPtr)xf86KbdCtrl);
#ifdef XKB
} else {
XkbComponentNamesRec names;
XkbDescPtr desc;
Bool foundTerminate = FALSE;
int keyc;
if (XkbInitialMap) {
if ((xf86Info.xkbkeymap = strchr(XkbInitialMap, '/')) != NULL)
xf86Info.xkbkeymap++;
else
xf86Info.xkbkeymap = XkbInitialMap;
}
if (xf86Info.xkbkeymap) {
names.keymap = xf86Info.xkbkeymap;
names.keycodes = NULL;
names.types = NULL;
names.compat = NULL;
names.symbols = NULL;
names.geometry = NULL;
} else {
names.keymap = NULL;
names.keycodes = xf86Info.xkbkeycodes;
names.types = xf86Info.xkbtypes;
names.compat = xf86Info.xkbcompat;
names.symbols = xf86Info.xkbsymbols;
names.geometry = xf86Info.xkbgeometry;
}
if ((xf86Info.xkbkeymap || xf86Info.xkbcomponents_specified)
&& (xf86Info.xkbmodel == NULL || xf86Info.xkblayout == NULL)) {
xf86Info.xkbrules = NULL;
}
XkbSetRulesDflts(xf86Info.xkbrules, xf86Info.xkbmodel,
xf86Info.xkblayout, xf86Info.xkbvariant,
xf86Info.xkboptions);
XkbInitKeyboardDeviceStruct(pKeyboard,
&names,
&keySyms,
modMap,
xf86KbdBell,
(KbdCtrlProcPtr)xf86KbdCtrl);
/* Search keymap for Terminate action */
desc = pKeyboard->key->xkbInfo->desc;
for (keyc = desc->min_key_code; keyc <= desc->max_key_code; keyc++) {
int i;
for (i = 1; i <= XkbKeyNumActions(desc, keyc); i++) {
if (XkbKeyAction(desc, keyc, i)
&& XkbKeyAction(desc, keyc, i)->type == XkbSA_Terminate) {
foundTerminate = TRUE;
goto searchdone;
}
}
}
searchdone:
xf86Info.ActionKeyBindingsSet = foundTerminate;
if (!foundTerminate)
xf86Msg(X_INFO, "Server_Terminate keybinding not found\n");
}
#endif
xf86InitKBD(TRUE);
break;
case DEVICE_ON:
/*
* Set the keyboard into "direct" mode and turn on
* event translation.
*/
kbdFd = xf86KbdOn();
/*
* Discard any pending input after a VT switch to prevent the server
* passing on parts of the VT switch sequence.
*/
sleep(1);
#if defined(WSCONS_SUPPORT)
if (xf86Info.consType != WSCONS) {
#endif
if (kbdFd != -1) {
char buf[16];
read(kbdFd, buf, 16);
}
#if defined(WSCONS_SUPPORT)
}
#endif
#if !defined(__UNIXOS2__) /* Under EMX, keyboard cannot be select()'ed */
if (kbdFd != -1)
AddEnabledDevice(kbdFd);
#endif /* __UNIXOS2__ */
pKeyboard->public.on = TRUE;
xf86InitKBD(FALSE);
break;
case DEVICE_CLOSE:
case DEVICE_OFF:
/*
* Restore original keyboard directness and translation.
*/
kbdFd = xf86KbdOff();
if (kbdFd != -1)
RemoveEnabledDevice(kbdFd);
pKeyboard->public.on = FALSE;
break;
}
return (Success);
}
#if defined(DDXTIME) && !defined(QNX4)
/*
* These are getting tossed in here until I can think of where
* they really belong
*/
#define HALFMONTH ((unsigned long) 1<<31)
CARD32
GetTimeInMillis()
{
struct timeval tp;
register CARD32 val;
register INT32 diff;
static CARD32 oldval = 0;
static CARD32 time = 0;
gettimeofday(&tp, 0);
val = (tp.tv_sec * 1000) + (tp.tv_usec / 1000);
if (oldval) {
diff = val - oldval;
if (diff > 0)
time += diff;
}
oldval = val;
return time;
}
#endif /* DDXTIME && !QNX4 */
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