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/*
* Id: vxmouse.c,v 1.1 1999/11/24 08:35:24 keithp Exp $
*
* Copyright © 1999 Network Computing Devices, Inc. All rights reserved.
*
* Author: Keith Packard
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#define NEED_EVENTS
#include <X11/X.h>
#include <X11/Xproto.h>
#include "inputstr.h"
#include "scrnintstr.h"
#include "kdrive.h"
#include "Xpoll.h"
#include <event.h>
#include <smem.h>
static unsigned long mouseState;
#define BUTTON1 0x01
#define BUTTON2 0x02
#define BUTTON3 0x04
#include <errno.h>
static int mouseFd = -1;
static eventqueue *eventQueue;
void
VxMouseRead (int mousePort)
{
Event ev;
int dx, dy;
unsigned long flags;
unsigned long mask;
int n;
while (eventQueue->head != eventQueue->tail)
{
ev = *eventQueue->head;
if (eventQueue->head >= &eventQueue->events[eventQueue->size-1])
eventQueue->head = &eventQueue->events[0];
else
eventQueue->head++;
switch (ev.e_type) {
case E_BUTTON:
switch (ev.e_device) {
case E_MOUSE:
switch (ev.e_key) {
case BUTTON1:
mask = KD_BUTTON_1;
break;
case BUTTON2:
mask = KD_BUTTON_2;
break;
case BUTTON3:
mask = KD_BUTTON_3;
break;
default:
mask = 0;
break;
}
if (ev.e_direction == E_KBUP)
mouseState &= ~mask;
else
mouseState |= mask;
KdEnqueueMouseEvent (mouseState | KD_MOUSE_DELTA, 0, 0);
break;
case E_DKB:
KdEnqueueKeyboardEvent (ev.e_key, ev.e_direction == E_KBUP);
break;
}
break;
case E_MMOTION:
KdEnqueueMouseEvent (mouseState | KD_MOUSE_DELTA,
ev.e_x, ev.e_y);
break;
}
}
}
int
VxMouseInit (void)
{
int mousePort;
unsigned long ev_size;
mouseState = 0;
mousePort = open ("/dev/xdev", O_RDONLY, 0);
if (mousePort < 0)
ErrorF ("event port open failure %d\n", errno);
mouseFd = open ("/dev/mouse", O_RDONLY, 0);
if (mouseFd < 0)
ErrorF ("mouse open failure %d\n", errno);
if (eventQueue == 0)
{
ioctl (mousePort, EVENT_QUEUE_SMSIZE, &ev_size);
eventQueue = (eventqueue *) smem_get ("event", ev_size, (SM_READ|SM_WRITE));
}
return mousePort;
}
void
VxMouseFini (int mousePort)
{
if (mousePort >= 0)
close (mousePort);
if (mouseFd >= 0)
{
close (mouseFd);
mouseFd = -1;
}
}
KdMouseFuncs VxWorksMouseFuncs = {
VxMouseInit,
VxMouseRead,
VxMouseFini
};
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