#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#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 <xf86_ansic.h>
#include <xf86_libc.h>
#include <xf86Xinput.h>
#include <exevents.h>
#include <mipointer.h>
#include <xf86Module.h>
#include "evdev.h"
#define ArrayLength(a) (sizeof(a) / (sizeof((a)[0])))
#define BITS_PER_LONG (sizeof(long) * 8)
#define NBITS(x) ((((x)-1)/BITS_PER_LONG)+1)
#define OFF(x) ((x)%BITS_PER_LONG)
#define LONG(x) ((x)/BITS_PER_LONG)
#define TestBit(bit, array) ((array[LONG(bit)] >> OFF(bit)) & 1)
void
EvdevBtnPostFakeClicks(InputInfoPtr pInfo, int button, int count)
{
int i;
for (i = 0; i < count; i++) {
xf86PostButtonEvent(pInfo->dev, 0, button, 1, 0, 0);
xf86PostButtonEvent(pInfo->dev, 0, button, 0, 0, 0);
}
}
int
EvdevBtnInit (DeviceIntPtr device)
{
InputInfoPtr pInfo = device->public.devicePrivate;
evdevDevicePtr pEvdev = pInfo->private;
CARD8 *map;
int i;
if (!pEvdev->state.buttons)
return Success;
map = Xcalloc (sizeof (CARD8) * pEvdev->state.buttons);
for (i = 0; i < pEvdev->state.buttons; i++)
map[i] = i;
xf86Msg(X_ERROR, "%s (%d): Registering %d buttons.\n", __FILE__, __LINE__,
pEvdev->state.buttons);
if (!InitButtonClassDeviceStruct (device, pEvdev->state.buttons, map)) {
pEvdev->state.buttons = 0;
return !Success;
}
Xfree (map);
return Success;
}
int
EvdevBtnOn (DeviceIntPtr device)
{
InputInfoPtr pInfo = device->public.devicePrivate;
evdevDevicePtr pEvdev = pInfo->private;
int i, blocked;
if (!pEvdev->state.buttons)
return Success;
blocked = xf86BlockSIGIO ();
for (i = 1; i <= pEvdev->state.buttons; i++)
xf86PostButtonEvent (device, 0, i, 0, 0, 0);
xf86UnblockSIGIO (blocked);
return Success;
}
int
EvdevBtnOff (DeviceIntPtr device)
{
return Success;
}
static void
EvdevBtnCalcRemap (InputInfoPtr pInfo)
{
evdevDevicePtr pEvdev = pInfo->private;
int i, j, base, clear, fake;
for (i = 0, base = 1, fake = 0; i < pEvdev->state.real_buttons; i++) {
do {
clear = 1;
for (j = 0; j < REL_MAX; j++) {
if (pEvdev->state.relToBtnMap[j][0] == (i + base)) {
base++;
clear = 0;
break;
}
if (pEvdev->state.relToBtnMap[j][1] == (i + base)) {
base++;
clear = 0;
break;
}
}
} while (!clear);
if (!fake && base != 1)
fake = i;
pEvdev->state.buttons = pEvdev->state.buttonMap[i] = i + base;
}
if (pEvdev->state.real_buttons >= 3 && (!fake || fake >= 3)) {
base = pEvdev->state.buttonMap[1];
pEvdev->state.buttonMap[1] = pEvdev->state.buttonMap[2];
pEvdev->state.buttonMap[2] = base;
}
for (i = 0; i < REL_MAX; i++) {
if (pEvdev->state.relToBtnMap[i][0] > pEvdev->state.buttons)
pEvdev->state.buttons = pEvdev->state.relToBtnMap[i][0];
if (pEvdev->state.relToBtnMap[i][1] > pEvdev->state.buttons)
pEvdev->state.buttons = pEvdev->state.relToBtnMap[i][1];
}
}
int
EvdevBtnNew(InputInfoPtr pInfo)
{
evdevDevicePtr pEvdev = pInfo->private;
long key_bitmask[NBITS(KEY_MAX)];
int i;
if (ioctl(pInfo->fd,
EVIOCGBIT(EV_KEY, KEY_MAX), key_bitmask) < 0) {
xf86Msg(X_ERROR, "ioctl EVIOCGBIT failed: %s\n", strerror(errno));
return !Success;
}
for (i = 0; i < (BTN_JOYSTICK - BTN_MOUSE); i++)
if (TestBit (BTN_MOUSE + i, key_bitmask))
pEvdev->state.real_buttons = i + 1;
if (pEvdev->state.real_buttons)
xf86Msg(X_INFO, "%s: Found %d mouse buttons\n", pInfo->name, pEvdev->state.real_buttons);
EvdevBtnCalcRemap (pInfo);
if (pEvdev->state.buttons)
xf86Msg(X_INFO, "%s: Configured %d mouse buttons\n", pInfo->name, pEvdev->state.buttons);
else
return !Success;
pInfo->flags |= XI86_SEND_DRAG_EVENTS | XI86_CONFIGURED;
pInfo->type_name = XI_MOUSE;
return Success;
}
void
EvdevBtnProcess (InputInfoPtr pInfo, struct input_event *ev)
{
evdevDevicePtr pEvdev = pInfo->private;
int button;
if (!pEvdev->state.buttons)
return;
if ((ev->code >= BTN_MOUSE) && (ev->code < BTN_JOYSTICK)) {
button = ev->code - BTN_MOUSE;
button = pEvdev->state.buttonMap[button];
xf86PostButtonEvent (pInfo->dev, 0, button, ev->value, 0, 0);
} else {
}
}