2014-11-06 13:19:51 +01:00

248 lines
6.6 KiB
C

/* $XConsortium: sunKbd.c,v 5.47 94/08/16 13:45:30 dpw Exp $ */
/*-
* Copyright (c) 1987 by the Regents of the University of California
*
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies. The University of California
* makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without
* express or implied warranty.
*/
/************************************************************
Copyright 1987 by Sun Microsystems, Inc. Mountain View, CA.
All Rights Reserved
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright no-
tice appear in all copies and that both that copyright no-
tice and this permission notice appear in supporting docu-
mentation, and that the names of Sun or X Consortium
not be used in advertising or publicity pertaining to
distribution of the software without specific prior
written permission. Sun and X Consortium make no
representations about the suitability of this software for
any purpose. It is provided "as is" without any express or
implied warranty.
SUN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT-
NESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SUN BE LI-
ABLE 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.
********************************************************/
/*
* Modified from hpcKbd.c of Xhpc
*/
#define NEED_EVENTS
#include "mi.h"
#include "dreamcast.h"
#include "keysym.h"
#include <stdio.h>
#include <sys/time.h>
extern KeySymsRec dreamcastKeySyms[];
extern dreamcastModmapRec *dreamcastModMaps[];
/*
* dreamcastBell --
* Ring the terminal/keyboard bell
*
* Results:
* Ring the keyboard bell for an amount of time proportional to
* "loudness."
*
* Side Effects:
* None, really...
*/
static void
dreamcastBell(int percent, DeviceIntPtr device, pointer ctrl, int unused)
/* int percent; Percentage of full volume */
/* DeviceIntPtr device; Keyboard to ring */
{
/* None */
}
/*
* dreamcastKbdCtrl --
* Alter some of the keyboard control parameters
*
* Results:
* None.
*
* Side Effects:
* Some...
*/
static void
dreamcastKbdCtrl(DeviceIntPtr device, KeybdCtrl *ctrl)
/* DeviceIntPtr device; Keyboard to alter */
{
dreamcastKbdPrivPtr pPriv = (dreamcastKbdPrivPtr) device->public.devicePrivate;
if (pPriv->fd < 0) return;
/* Bell info change needs nothing done here. */
}
/*
* dreamcastKbdProc --
* Handle the initialization, etc. of a keyboard.
*
* Results:
* None.
*/
int
dreamcastKbdProc(DeviceIntPtr device, int what)
/* DeviceIntPtr device; Keyboard to manipulate */
/* int what; What to do to it */
{
int i;
DevicePtr pKeyboard = (DevicePtr) device;
dreamcastKbdPrivPtr pPriv;
static CARD8 *workingModMap = NULL;
static KeySymsRec *workingKeySyms;
switch (what) {
case DEVICE_INIT:
if (pKeyboard != LookupKeyboardDevice()) {
dreamcastErrorF (("Cannot open non-system keyboard\n"));
return (!Success);
}
if (!workingKeySyms) {
workingKeySyms = &dreamcastKeySyms[dreamcastKbdPriv.layout];
#if MIN_KEYCODE > 0
if (workingKeySyms->minKeyCode < MIN_KEYCODE) {
workingKeySyms->minKeyCode += MIN_KEYCODE;
workingKeySyms->maxKeyCode += MIN_KEYCODE;
}
#endif
}
if (!workingModMap) {
workingModMap=(CARD8 *)xalloc(MAP_LENGTH);
(void) memset(workingModMap, 0, MAP_LENGTH);
for (i = 0; dreamcastModMaps[dreamcastKbdPriv.layout][i].key != 0; i++)
workingModMap[dreamcastModMaps[dreamcastKbdPriv.layout][i].key + MIN_KEYCODE] =
dreamcastModMaps[dreamcastKbdPriv.layout][i].modifiers;
}
(void) memset ((void *) defaultKeyboardControl.autoRepeats,
~0, sizeof defaultKeyboardControl.autoRepeats);
pKeyboard->devicePrivate = (pointer)&dreamcastKbdPriv;
pKeyboard->on = FALSE;
InitKeyboardDeviceStruct(pKeyboard,
workingKeySyms, workingModMap,
dreamcastBell, dreamcastKbdCtrl);
break;
case DEVICE_ON:
pPriv = (dreamcastKbdPrivPtr)pKeyboard->devicePrivate;
dreamcastCleanupFd(pPriv->fd);
#ifdef WSKBDIO_SETVERSION
{
int version = WSKBDIO_EVENT_VERSION;
if (ioctl(pPriv->fd, WSKBDIO_SETVERSION, &version) == -1) {
Error ("dreamcastKbdProc ioctl WSKBDIO_SETVERSION");
return !Success;
}
}
#endif
AddEnabledDevice(pPriv->fd);
pKeyboard->on = TRUE;
break;
case DEVICE_CLOSE:
case DEVICE_OFF:
pPriv = (dreamcastKbdPrivPtr)pKeyboard->devicePrivate;
RemoveEnabledDevice(pPriv->fd);
pKeyboard->on = FALSE;
break;
default:
dreamcastFatalError(("Unknown keyboard operation\n"));
}
return Success;
}
/*
* dreamcastKbdGetEvents --
* Return the events waiting in the wings for the given keyboard.
*
* Results:
* A pointer to an array of dreamcastEvents or (dreamcastEvent *)0 if no events
* The number of events contained in the array.
* A boolean as to whether more events might be available.
*
* Side Effects:
* None.
*/
dreamcastEvent*
dreamcastKbdGetEvents(pPriv, pNumEvents, pAgain)
dreamcastKbdPrivPtr pPriv;
int* pNumEvents;
Bool* pAgain;
{
int fd;
int nBytes; /* number of bytes of events available. */
static dreamcastEvent evBuf[MAXEVENTS]; /* Buffer for dreamcastEvents */
fd = pPriv->fd;
if ((nBytes = read(fd, evBuf, sizeof(evBuf))) == -1) {
if (errno == EWOULDBLOCK) {
*pNumEvents = 0;
*pAgain = FALSE;
} else {
dreamcastError ("Reading keyboard");
dreamcastFatalError (("Could not read the keyboard"));
}
} else {
*pNumEvents = nBytes / sizeof (dreamcastEvent);
*pAgain = (nBytes == sizeof (evBuf));
}
return evBuf;
}
/*
* dreamcastKbdEnqueueEvent --
*/
void
dreamcastKbdEnqueueEvent (device, fe)
DeviceIntPtr device;
dreamcastEvent *fe;
{
xEvent xE;
BYTE keycode;
CARD8 keyModifiers;
keycode = (fe->value & 0xff) + MIN_KEYCODE;
keyModifiers = device->key->modifierMap[keycode];
xE.u.keyButtonPointer.time = TSTOMILLI(fe->time);
xE.u.u.type = ((fe->type == WSCONS_EVENT_KEY_UP) ? KeyRelease : KeyPress);
xE.u.u.detail = keycode;
mieqEnqueue (&xE);
}
/*ARGSUSED*/
Bool LegalModifier(key, pDev)
unsigned int key;
DevicePtr pDev;
{
return TRUE;
}