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xserver/hw/xfree86/common/xf86Xinput.c

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/*
* Copyright 1995-1999 by Frederic Lepied, France. <Lepied@XFree86.org>
*
* 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 Frederic Lepied not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Frederic Lepied makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* FREDERIC LEPIED DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL FREDERIC LEPIED 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) 2000-2002 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,
* 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).
*/
#ifdef HAVE_XORG_CONFIG_H
#include <xorg-config.h>
#endif
#include <string.h> /* InputClassMatches */
#include <X11/Xfuncproto.h>
#include <X11/Xmd.h>
#include <X11/extensions/XI.h>
#include <X11/extensions/XIproto.h>
#include <X11/Xatom.h>
#include "dix/dix_priv.h"
#include "dix/ptrveloc_priv.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86Config.h"
#include "xf86Xinput.h"
#include "xf86Optrec.h"
#include "mipointer.h"
#include "extinit.h"
#include "loaderProcs.h"
#include "systemd-logind.h"
#include "exevents.h" /* AddInputDevice */
#include "exglobals.h"
#include "eventstr.h"
#include "inpututils.h"
#include "optionstr.h"
#ifdef HAVE_FNMATCH_H
#include <fnmatch.h>
#endif
#ifdef HAVE_SYS_UTSNAME_H
#include <sys/utsname.h>
#endif
#include <stdarg.h>
#include <stdint.h> /* for int64_t */
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#ifdef HAVE_SYS_SYSMACROS_H
#include <sys/sysmacros.h>
#endif
#ifdef HAVE_SYS_MKDEV_H
#include <sys/mkdev.h> /* for major() & minor() on Solaris */
#endif
#include "mi.h"
#include <ptrveloc.h> /* dix pointer acceleration */
#include <xserver-properties.h>
#ifdef XFreeXDGA
#include "dgaproc.h"
#include "dgaproc_priv.h"
#endif
#include "xkbsrv.h"
/* Valuator verification macro */
#define XI_VERIFY_VALUATORS(num_valuators) \
if (num_valuators > MAX_VALUATORS) { \
xf86Msg(X_ERROR, "%s: num_valuator %d is greater than" \
" MAX_VALUATORS\n", __FUNCTION__, num_valuators); \
return; \
}
static int
xf86InputDevicePostInit(DeviceIntPtr dev);
typedef struct {
struct xorg_list node;
InputInfoPtr pInfo;
} PausedInputDeviceRec;
typedef PausedInputDeviceRec *PausedInputDevicePtr;
static struct xorg_list new_input_devices_list = {
.next = &new_input_devices_list,
.prev = &new_input_devices_list,
};
/**
* Eval config and modify DeviceVelocityRec accordingly
*/
static void
ProcessVelocityConfiguration(DeviceIntPtr pDev, const char *devname, void *list,
DeviceVelocityPtr s)
{
int tempi;
float tempf;
Atom float_prop = XIGetKnownProperty(XATOM_FLOAT);
Atom prop;
if (!s)
return;
/* common settings (available via device properties) */
tempf = xf86SetRealOption(list, "ConstantDeceleration", 1.0);
if (tempf != 1.0) {
xf86Msg(X_CONFIG, "%s: (accel) constant deceleration by %.1f\n",
devname, tempf);
prop = XIGetKnownProperty(ACCEL_PROP_CONSTANT_DECELERATION);
XIChangeDeviceProperty(pDev, prop, float_prop, 32,
PropModeReplace, 1, &tempf, FALSE);
}
tempf = xf86SetRealOption(list, "AdaptiveDeceleration", 1.0);
if (tempf > 1.0) {
xf86Msg(X_CONFIG, "%s: (accel) adaptive deceleration by %.1f\n",
devname, tempf);
prop = XIGetKnownProperty(ACCEL_PROP_ADAPTIVE_DECELERATION);
XIChangeDeviceProperty(pDev, prop, float_prop, 32,
PropModeReplace, 1, &tempf, FALSE);
}
/* select profile by number */
tempi = xf86SetIntOption(list, "AccelerationProfile",
s->statistics.profile_number);
prop = XIGetKnownProperty(ACCEL_PROP_PROFILE_NUMBER);
if (XIChangeDeviceProperty(pDev, prop, XA_INTEGER, 32,
PropModeReplace, 1, &tempi, FALSE) == Success) {
xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i\n", devname,
tempi);
}
else {
xf86Msg(X_CONFIG, "%s: (accel) acceleration profile %i is unknown\n",
devname, tempi);
}
/* set scaling */
tempf = xf86SetRealOption(list, "ExpectedRate", 0);
prop = XIGetKnownProperty(ACCEL_PROP_VELOCITY_SCALING);
if (tempf > 0) {
tempf = 1000.0 / tempf;
XIChangeDeviceProperty(pDev, prop, float_prop, 32,
PropModeReplace, 1, &tempf, FALSE);
}
else {
tempf = xf86SetRealOption(list, "VelocityScale", s->corr_mul);
XIChangeDeviceProperty(pDev, prop, float_prop, 32,
PropModeReplace, 1, &tempf, FALSE);
}
tempi = xf86SetIntOption(list, "VelocityTrackerCount", -1);
if (tempi > 1)
InitTrackers(s, tempi);
s->initial_range = xf86SetIntOption(list, "VelocityInitialRange",
s->initial_range);
s->max_diff = xf86SetRealOption(list, "VelocityAbsDiff", s->max_diff);
tempf = xf86SetRealOption(list, "VelocityRelDiff", -1);
if (tempf >= 0) {
xf86Msg(X_CONFIG, "%s: (accel) max rel. velocity difference: %.1f%%\n",
devname, tempf * 100.0);
s->max_rel_diff = tempf;
}
/* Configure softening. If const deceleration is used, this is expected
* to provide better subpixel information so we enable
* softening by default only if ConstantDeceleration is not used
*/
s->use_softening = xf86SetBoolOption(list, "Softening",
s->const_acceleration == 1.0);
s->average_accel = xf86SetBoolOption(list, "AccelerationProfileAveraging",
s->average_accel);
s->reset_time = xf86SetIntOption(list, "VelocityReset", s->reset_time);
}
static void
ApplyAccelerationSettings(DeviceIntPtr dev)
{
int scheme, i;
DeviceVelocityPtr pVel;
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
char *schemeStr;
if (dev->valuator && dev->ptrfeed) {
schemeStr = xf86SetStrOption(pInfo->options, "AccelerationScheme", "");
scheme = dev->valuator->accelScheme.number;
if (!xf86NameCmp(schemeStr, "predictable"))
scheme = PtrAccelPredictable;
if (!xf86NameCmp(schemeStr, "lightweight"))
scheme = PtrAccelLightweight;
if (!xf86NameCmp(schemeStr, "none"))
scheme = PtrAccelNoOp;
/* reinit scheme if needed */
if (dev->valuator->accelScheme.number != scheme) {
if (dev->valuator->accelScheme.AccelCleanupProc) {
dev->valuator->accelScheme.AccelCleanupProc(dev);
}
if (InitPointerAccelerationScheme(dev, scheme)) {
xf86Msg(X_CONFIG, "%s: (accel) selected scheme %s/%i\n",
pInfo->name, schemeStr, scheme);
}
else {
xf86Msg(X_CONFIG, "%s: (accel) could not init scheme %s\n",
pInfo->name, schemeStr);
scheme = dev->valuator->accelScheme.number;
}
}
else {
xf86Msg(X_CONFIG, "%s: (accel) keeping acceleration scheme %i\n",
pInfo->name, scheme);
}
free(schemeStr);
/* process special configuration */
switch (scheme) {
case PtrAccelPredictable:
pVel = GetDevicePredictableAccelData(dev);
ProcessVelocityConfiguration(dev, pInfo->name, pInfo->options,
pVel);
break;
}
i = xf86SetIntOption(pInfo->options, "AccelerationNumerator",
dev->ptrfeed->ctrl.num);
if (i >= 0)
dev->ptrfeed->ctrl.num = i;
i = xf86SetIntOption(pInfo->options, "AccelerationDenominator",
dev->ptrfeed->ctrl.den);
if (i > 0)
dev->ptrfeed->ctrl.den = i;
i = xf86SetIntOption(pInfo->options, "AccelerationThreshold",
dev->ptrfeed->ctrl.threshold);
if (i >= 0)
dev->ptrfeed->ctrl.threshold = i;
xf86Msg(X_CONFIG, "%s: (accel) acceleration factor: %.3f\n",
pInfo->name, ((float) dev->ptrfeed->ctrl.num) /
((float) dev->ptrfeed->ctrl.den));
xf86Msg(X_CONFIG, "%s: (accel) acceleration threshold: %i\n",
pInfo->name, dev->ptrfeed->ctrl.threshold);
}
}
static void
ApplyTransformationMatrix(DeviceIntPtr dev)
{
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
char *str;
int rc;
float matrix[9] = { 0 };
if (!dev->valuator)
return;
str = xf86SetStrOption(pInfo->options, "TransformationMatrix", NULL);
if (!str)
return;
rc = sscanf(str, "%f %f %f %f %f %f %f %f %f", &matrix[0], &matrix[1],
&matrix[2], &matrix[3], &matrix[4], &matrix[5], &matrix[6],
&matrix[7], &matrix[8]);
if (rc != 9) {
xf86Msg(X_ERROR,
"%s: invalid format for transformation matrix. Ignoring configuration.\n",
pInfo->name);
return;
}
XIChangeDeviceProperty(dev, XIGetKnownProperty(XI_PROP_TRANSFORM),
XIGetKnownProperty(XATOM_FLOAT), 32,
PropModeReplace, 9, matrix, FALSE);
}
static void
ApplyAutoRepeat(DeviceIntPtr dev)
{
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
XkbSrvInfoPtr xkbi;
char *repeatStr;
long delay, rate;
if (!dev->key)
return;
xkbi = dev->key->xkbInfo;
repeatStr = xf86SetStrOption(pInfo->options, "AutoRepeat", NULL);
if (!repeatStr)
return;
if (sscanf(repeatStr, "%ld %ld", &delay, &rate) != 2) {
xf86Msg(X_ERROR, "\"%s\" is not a valid AutoRepeat value\n", repeatStr);
return;
}
xf86Msg(X_CONFIG, "AutoRepeat: %ld %ld\n", delay, rate);
xkbi->desc->ctrls->repeat_delay = delay;
xkbi->desc->ctrls->repeat_interval = 1000 / rate;
}
/***********************************************************************
*
* xf86ProcessCommonOptions --
*
* Process global options.
*
***********************************************************************
*/
void
xf86ProcessCommonOptions(InputInfoPtr pInfo, XF86OptionPtr list)
{
if (xf86SetBoolOption(list, "Floating", 0) ||
!xf86SetBoolOption(list, "AlwaysCore", 1) ||
!xf86SetBoolOption(list, "SendCoreEvents", 1) ||
!xf86SetBoolOption(list, "CorePointer", 1) ||
!xf86SetBoolOption(list, "CoreKeyboard", 1)) {
xf86Msg(X_CONFIG, "%s: doesn't report core events\n", pInfo->name);
}
else {
pInfo->flags |= XI86_ALWAYS_CORE;
xf86Msg(X_CONFIG, "%s: always reports core events\n", pInfo->name);
}
}
/***********************************************************************
*
* xf86ActivateDevice --
*
* Initialize an input device.
*
* Returns TRUE on success, or FALSE otherwise.
***********************************************************************
*/
static DeviceIntPtr
xf86ActivateDevice(InputInfoPtr pInfo)
{
DeviceIntPtr dev;
Atom atom;
dev = AddInputDevice(serverClient, pInfo->device_control, TRUE);
if (dev == NULL) {
xf86Msg(X_ERROR, "Too many input devices. Ignoring %s\n", pInfo->name);
pInfo->dev = NULL;
return NULL;
}
atom = MakeAtom(pInfo->type_name, strlen(pInfo->type_name), TRUE);
AssignTypeAndName(dev, atom, pInfo->name);
dev->public.devicePrivate = pInfo;
pInfo->dev = dev;
dev->coreEvents = pInfo->flags & XI86_ALWAYS_CORE;
dev->type = SLAVE;
dev->spriteInfo->spriteOwner = FALSE;
dev->config_info = xf86SetStrOption(pInfo->options, "config_info", NULL);
if (serverGeneration == 1)
xf86Msg(X_INFO,
"XINPUT: Adding extended input device \"%s\" (type: %s, id %d)\n",
pInfo->name, pInfo->type_name, dev->id);
return dev;
}
/****************************************************************************
*
* Caller: ProcXSetDeviceMode
*
* Change the mode of an extension device.
* This function is used to change the mode of a device from reporting
* relative motion to reporting absolute positional information, and
* vice versa.
* The default implementation below is that no such devices are supported.
*
***********************************************************************
*/
int
SetDeviceMode(ClientPtr client, DeviceIntPtr dev, int mode)
{
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
if (pInfo->switch_mode) {
return (*pInfo->switch_mode) (client, dev, mode);
}
else
return BadMatch;
}
/***********************************************************************
*
* Caller: ProcXSetDeviceValuators
*
* Set the value of valuators on an extension input device.
* This function is used to set the initial value of valuators on
* those input devices that are capable of reporting either relative
* motion or an absolute position, and allow an initial position to be set.
* The default implementation below is that no such devices are supported.
*
***********************************************************************
*/
int
SetDeviceValuators(ClientPtr client, DeviceIntPtr dev, int *valuators,
int first_valuator, int num_valuators)
{
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
if (pInfo->set_device_valuators)
return (*pInfo->set_device_valuators) (pInfo, valuators, first_valuator,
num_valuators);
return BadMatch;
}
/***********************************************************************
*
* Caller: ProcXChangeDeviceControl
*
* Change the specified device controls on an extension input device.
*
***********************************************************************
*/
int
ChangeDeviceControl(ClientPtr client, DeviceIntPtr dev, xDeviceCtl * control)
{
InputInfoPtr pInfo = (InputInfoPtr) dev->public.devicePrivate;
if (!pInfo->control_proc) {
switch (control->control) {
case DEVICE_CORE:
case DEVICE_ABS_CALIB:
case DEVICE_ABS_AREA:
return BadMatch;
case DEVICE_RESOLUTION:
case DEVICE_ENABLE:
return Success;
default:
return BadMatch;
}
}
else {
return (*pInfo->control_proc) (pInfo, control);
}
}
/*
* Get the operating system name from uname and store it statically to avoid
* repeating the system call each time MatchOS is checked.
*/
static const char *
HostOS(void)
{
#ifdef HAVE_SYS_UTSNAME_H
struct utsname name;
static char host_os[sizeof(name.sysname)] = "";
if (*host_os == '\0') {
if (uname(&name) >= 0)
strlcpy(host_os, name.sysname, sizeof(host_os));
else {
strlcpy(host_os, "unknown", sizeof(host_os));
}
}
return host_os;
#else
return "";
#endif
}
static int
match_substring(const char *attr, const char *pattern)
{
return (strstr(attr, pattern)) ? 0 : -1;
}
#ifdef HAVE_FNMATCH_H
static int
match_pattern(const char *attr, const char *pattern)
{
return fnmatch(pattern, attr, 0);
}
#else
#define match_pattern match_substring
#endif
#ifdef HAVE_FNMATCH_H
static int
match_path_pattern(const char *attr, const char *pattern)
{
return fnmatch(pattern, attr, FNM_PATHNAME);
}
#else
#define match_path_pattern match_substring
#endif
/*
* If no Layout section is found, xf86ServerLayout.id becomes "(implicit)"
* It is convenient that "" in patterns means "no explicit layout"
*/
static int
match_string_implicit(const char *attr, const char *pattern)
{
if (strlen(pattern)) {
return strcmp(attr, pattern);
}
else {
return strcmp(attr, "(implicit)");
}
}
/*
* Match an attribute against a list of NULL terminated arrays of patterns.
* If a pattern in each list entry is matched, return TRUE.
*/
static Bool
MatchAttrToken(const char *attr, struct xorg_list *patterns,
int (*compare) (const char *attr, const char *pattern))
{
const xf86MatchGroup *group;
/* If there are no patterns, accept the match */
if (xorg_list_is_empty(patterns))
return TRUE;
/*
* Iterate the list of patterns ensuring each entry has a
* match. Each list entry is a separate Match line of the same type.
*/
xorg_list_for_each_entry(group, patterns, entry) {
char *const *cur;
Bool is_negated = group->is_negated;
Bool match = is_negated;
/* If there's a pattern but no attribute, we reject the match for a
* MatchFoo directive, and accept it for a NoMatchFoo directive
*/
if (!attr)
return is_negated;
for (cur = group->values; *cur; cur++)
if ((*compare) (attr, *cur) == 0) {
match = !is_negated;
break;
}
if (!match)
return FALSE;
}
/* All the entries in the list matched the attribute */
return TRUE;
}
/*
* Classes without any Match statements match all devices. Otherwise, all
* statements must match.
*/
static Bool
InputClassMatches(const XF86ConfInputClassPtr iclass, const InputInfoPtr idev,
const InputAttributes * attrs)
{
/* MatchProduct substring */
if (!MatchAttrToken
(attrs->product, &iclass->match_product, match_substring))
return FALSE;
/* MatchVendor substring */
if (!MatchAttrToken(attrs->vendor, &iclass->match_vendor, match_substring))
return FALSE;
/* MatchDevicePath pattern */
if (!MatchAttrToken
(attrs->device, &iclass->match_device, match_path_pattern))
return FALSE;
/* MatchOS case-insensitive string */
if (!MatchAttrToken(HostOS(), &iclass->match_os, strcasecmp))
return FALSE;
/* MatchPnPID pattern */
if (!MatchAttrToken(attrs->pnp_id, &iclass->match_pnpid, match_pattern))
return FALSE;
/* MatchUSBID pattern */
if (!MatchAttrToken(attrs->usb_id, &iclass->match_usbid, match_pattern))
return FALSE;
/* MatchDriver string */
if (!MatchAttrToken(idev->driver, &iclass->match_driver, strcmp))
return FALSE;
/*
* MatchTag string
* See if any of the device's tags match any of the MatchTag tokens.
*/
if (!xorg_list_is_empty(&iclass->match_tag)) {
char *const *tag;
Bool match;
if (!attrs->tags)
return FALSE;
for (tag = attrs->tags, match = FALSE; *tag; tag++) {
if (MatchAttrToken(*tag, &iclass->match_tag, strcmp)) {
match = TRUE;
break;
}
}
if (!match)
return FALSE;
}
/* MatchLayout string */
if (!xorg_list_is_empty(&iclass->match_layout)) {
if (!MatchAttrToken(xf86ConfigLayout.id,
&iclass->match_layout, match_string_implicit))
return FALSE;
}
/* MatchIs* booleans */
if (iclass->is_keyboard.set &&
iclass->is_keyboard.val != ! !(attrs->flags & (ATTR_KEY|ATTR_KEYBOARD)))
return FALSE;
if (iclass->is_pointer.set &&
iclass->is_pointer.val != ! !(attrs->flags & ATTR_POINTER))
return FALSE;
if (iclass->is_joystick.set &&
iclass->is_joystick.val != ! !(attrs->flags & ATTR_JOYSTICK))
return FALSE;
if (iclass->is_tablet.set &&
iclass->is_tablet.val != ! !(attrs->flags & ATTR_TABLET))
return FALSE;
if (iclass->is_tablet_pad.set &&
iclass->is_tablet_pad.val != ! !(attrs->flags & ATTR_TABLET_PAD))
return FALSE;
if (iclass->is_touchpad.set &&
iclass->is_touchpad.val != ! !(attrs->flags & ATTR_TOUCHPAD))
return FALSE;
if (iclass->is_touchscreen.set &&
iclass->is_touchscreen.val != ! !(attrs->flags & ATTR_TOUCHSCREEN))
return FALSE;
return TRUE;
}
/*
* Merge in any InputClass configurations. Options in each InputClass
* section have more priority than the original device configuration as
* well as any previous InputClass sections.
*/
static int
MergeInputClasses(const InputInfoPtr idev, const InputAttributes * attrs)
{
XF86ConfInputClassPtr cl;
XF86OptionPtr classopts;
for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {
if (!InputClassMatches(cl, idev, attrs))
continue;
/* Collect class options and driver settings */
classopts = xf86optionListDup(cl->option_lst);
if (cl->driver) {
free((void *) idev->driver);
idev->driver = xstrdup(cl->driver);
if (!idev->driver) {
xf86Msg(X_ERROR, "Failed to allocate memory while merging "
"InputClass configuration");
return BadAlloc;
}
classopts = xf86ReplaceStrOption(classopts, "driver", idev->driver);
}
/* Apply options to device with InputClass settings preferred. */
xf86Msg(X_CONFIG, "%s: Applying InputClass \"%s\"\n",
idev->name, cl->identifier);
idev->options = xf86optionListMerge(idev->options, classopts);
}
return Success;
}
/*
* Iterate the list of classes and look for Option "Ignore". Return the
* value of the last matching class and holler when returning TRUE.
*/
static Bool
IgnoreInputClass(const InputInfoPtr idev, const InputAttributes * attrs)
{
XF86ConfInputClassPtr cl;
Bool ignore = FALSE;
const char *ignore_class;
for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {
if (!InputClassMatches(cl, idev, attrs))
continue;
if (xf86findOption(cl->option_lst, "Ignore")) {
ignore = xf86CheckBoolOption(cl->option_lst, "Ignore", FALSE);
ignore_class = cl->identifier;
}
}
if (ignore)
xf86Msg(X_CONFIG, "%s: Ignoring device from InputClass \"%s\"\n",
idev->name, ignore_class);
return ignore;
}
InputInfoPtr
xf86AllocateInput(void)
{
InputInfoPtr pInfo;
pInfo = calloc(sizeof(*pInfo), 1);
if (!pInfo)
return NULL;
pInfo->fd = -1;
pInfo->type_name = "UNKNOWN";
return pInfo;
}
/* Append InputInfoRec to the tail of xf86InputDevs. */
static void
xf86AddInput(InputDriverPtr drv, InputInfoPtr pInfo)
{
InputInfoPtr *prev = NULL;
pInfo->drv = drv;
pInfo->module = DuplicateModule(drv->module, NULL);
for (prev = &xf86InputDevs; *prev; prev = &(*prev)->next);
*prev = pInfo;
pInfo->next = NULL;
xf86CollectInputOptions(pInfo, (const char **) drv->default_options);
xf86OptionListReport(pInfo->options);
xf86ProcessCommonOptions(pInfo, pInfo->options);
}
/*
* Remove an entry from xf86InputDevs and free all the device's information.
*/
void
xf86DeleteInput(InputInfoPtr pInp, int flags)
{
/* First check if the inputdev is valid. */
if (pInp == NULL)
return;
if (pInp->module)
UnloadModule(pInp->module);
/* This should *really* be handled in drv->UnInit(dev) call instead, but
* if the driver forgets about it make sure we free it or at least crash
* with flying colors */
free(pInp->private);
FreeInputAttributes(pInp->attrs);
if (pInp->flags & XI86_SERVER_FD)
systemd_logind_release_fd(pInp->major, pInp->minor, pInp->fd);
/* Remove the entry from the list. */
if (pInp == xf86InputDevs)
xf86InputDevs = pInp->next;
else {
InputInfoPtr p = xf86InputDevs;
while (p && p->next != pInp)
p = p->next;
if (p)
p->next = pInp->next;
/* Else the entry wasn't in the xf86InputDevs list (ignore this). */
}
free((void *) pInp->driver);
free((void *) pInp->name);
xf86optionListFree(pInp->options);
free(pInp);
}
/*
* Apply backend-specific initialization. Invoked after ActivateDevice(),
* i.e. after the driver successfully completed DEVICE_INIT and the device
* is advertised.
* @param dev the device
* @return Success or an error code
*/
static int
xf86InputDevicePostInit(DeviceIntPtr dev)
{
ApplyAccelerationSettings(dev);
ApplyTransformationMatrix(dev);
ApplyAutoRepeat(dev);
return Success;
}
static void
xf86stat(const char *path, int *maj, int *min)
{
struct stat st;
if (stat(path, &st) == -1)
return;
*maj = major(st.st_rdev);
*min = minor(st.st_rdev);
}
static inline InputDriverPtr
xf86LoadInputDriver(const char *driver_name)
{
InputDriverPtr drv = NULL;
/* Memory leak for every attached device if we don't
* test if the module is already loaded first */
drv = xf86LookupInputDriver(driver_name);
if (!drv) {
if (xf86LoadOneModule(driver_name, NULL))
drv = xf86LookupInputDriver(driver_name);
}
return drv;
}
/**
* Create a new input device, activate and enable it.
*
* Possible return codes:
* BadName .. a bad driver name was supplied.
* BadImplementation ... The driver does not have a PreInit function. This
* is a driver bug.
* BadMatch .. device initialization failed.
* BadAlloc .. too many input devices
*
* @param idev The device, already set up with identifier, driver, and the
* options.
* @param pdev Pointer to the new device, if Success was reported.
* @param enable Enable the device after activating it.
*
* @return Success or an error code
*/
_X_INTERNAL int
xf86NewInputDevice(InputInfoPtr pInfo, DeviceIntPtr *pdev, BOOL enable)
{
InputDriverPtr drv = NULL;
DeviceIntPtr dev = NULL;
Bool paused = FALSE;
int rval;
char *path = NULL;
drv = xf86LoadInputDriver(pInfo->driver);
if (!drv) {
xf86Msg(X_ERROR, "No input driver matching `%s'\n", pInfo->driver);
if (strlen(FALLBACK_INPUT_DRIVER) > 0) {
xf86Msg(X_INFO, "Falling back to input driver `%s'\n",
FALLBACK_INPUT_DRIVER);
drv = xf86LoadInputDriver(FALLBACK_INPUT_DRIVER);
if (drv) {
free(pInfo->driver);
pInfo->driver = strdup(FALLBACK_INPUT_DRIVER);
}
}
if (!drv) {
rval = BadName;
goto unwind;
}
}
xf86Msg(X_INFO, "Using input driver '%s' for '%s'\n", drv->driverName,
pInfo->name);
if (!drv->PreInit) {
xf86Msg(X_ERROR,
"Input driver `%s' has no PreInit function (ignoring)\n",
drv->driverName);
rval = BadImplementation;
goto unwind;
}
path = xf86CheckStrOption(pInfo->options, "Device", NULL);
if (path && pInfo->major == 0 && pInfo->minor == 0)
xf86stat(path, &pInfo->major, &pInfo->minor);
if (path && (drv->capabilities & XI86_DRV_CAP_SERVER_FD)){
int fd = systemd_logind_take_fd(pInfo->major, pInfo->minor,
path, &paused);
if (fd != -1) {
if (paused) {
/* Put on new_input_devices list for delayed probe */
PausedInputDevicePtr new_device = xnfalloc(sizeof *new_device);
new_device->pInfo = pInfo;
xorg_list_append(&new_device->node, &new_input_devices_list);
systemd_logind_release_fd(pInfo->major, pInfo->minor, fd);
free(path);
return BadMatch;
}
pInfo->fd = fd;
pInfo->flags |= XI86_SERVER_FD;
pInfo->options = xf86ReplaceIntOption(pInfo->options, "fd", fd);
}
}
free(path);
xf86AddInput(drv, pInfo);
input_lock();
rval = drv->PreInit(drv, pInfo, 0);
input_unlock();
if (rval != Success) {
xf86Msg(X_ERROR, "PreInit returned %d for \"%s\"\n", rval, pInfo->name);
goto unwind;
}
if (!(dev = xf86ActivateDevice(pInfo))) {
rval = BadAlloc;
goto unwind;
}
rval = ActivateDevice(dev, TRUE);
if (rval != Success) {
xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", pInfo->name);
RemoveDevice(dev, TRUE);
goto unwind;
}
rval = xf86InputDevicePostInit(dev);
if (rval != Success) {
xf86Msg(X_ERROR, "Couldn't post-init device \"%s\"\n", pInfo->name);
RemoveDevice(dev, TRUE);
goto unwind;
}
/* Enable it if it's properly initialised and we're currently in the VT */
if (enable && dev->inited && dev->startup && xf86VTOwner()) {
input_lock();
EnableDevice(dev, TRUE);
if (!dev->enabled) {
xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", pInfo->name);
RemoveDevice(dev, TRUE);
rval = BadMatch;
input_unlock();
goto unwind;
}
/* send enter/leave event, update sprite window */
CheckMotion(NULL, dev);
input_unlock();
}
*pdev = dev;
return Success;
unwind:
if (pInfo) {
if (drv && drv->UnInit)
drv->UnInit(drv, pInfo, 0);
else
xf86DeleteInput(pInfo, 0);
}
return rval;
}
int
NewInputDeviceRequest(InputOption *options, InputAttributes * attrs,
DeviceIntPtr *pdev)
{
InputInfoPtr pInfo = NULL;
InputOption *option = NULL;
int rval = Success;
int is_auto = 0;
pInfo = xf86AllocateInput();
if (!pInfo)
return BadAlloc;
nt_list_for_each_entry(option, options, list.next) {
const char *key = input_option_get_key(option);
const char *value = input_option_get_value(option);
if (strcasecmp(key, "driver") == 0) {
if (pInfo->driver) {
rval = BadRequest;
goto unwind;
}
pInfo->driver = xstrdup(value);
if (!pInfo->driver) {
rval = BadAlloc;
goto unwind;
}
}
if (strcasecmp(key, "name") == 0 || strcasecmp(key, "identifier") == 0) {
if (pInfo->name) {
rval = BadRequest;
goto unwind;
}
pInfo->name = xstrdup(value);
if (!pInfo->name) {
rval = BadAlloc;
goto unwind;
}
}
if (strcmp(key, "_source") == 0 &&
(strcmp(value, "server/hal") == 0 ||
strcmp(value, "server/udev") == 0 ||
strcmp(value, "server/wscons") == 0)) {
is_auto = 1;
if (!xf86Info.autoAddDevices) {
rval = BadMatch;
goto unwind;
}
}
if (strcmp(key, "major") == 0)
pInfo->major = atoi(value);
if (strcmp(key, "minor") == 0)
pInfo->minor = atoi(value);
}
nt_list_for_each_entry(option, options, list.next) {
/* Copy option key/value strings from the provided list */
pInfo->options = xf86AddNewOption(pInfo->options,
input_option_get_key(option),
input_option_get_value(option));
}
/* Apply InputClass settings */
if (attrs) {
if (IgnoreInputClass(pInfo, attrs)) {
rval = BadIDChoice;
goto unwind;
}
rval = MergeInputClasses(pInfo, attrs);
if (rval != Success)
goto unwind;
pInfo->attrs = DuplicateInputAttributes(attrs);
}
if (!pInfo->name) {
xf86Msg(X_INFO, "No identifier specified, ignoring this device.\n");
rval = BadRequest;
goto unwind;
}
if (!pInfo->driver) {
xf86Msg(X_INFO, "No input driver specified, ignoring this device.\n");
xf86Msg(X_INFO,
"This device may have been added with another device file.\n");
rval = BadRequest;
goto unwind;
}
rval = xf86NewInputDevice(pInfo, pdev,
(!is_auto ||
(is_auto && xf86Info.autoEnableDevices)));
return rval;
unwind:
if (is_auto && !xf86Info.autoAddDevices)
xf86Msg(X_INFO, "AutoAddDevices is off - not adding device.\n");
xf86DeleteInput(pInfo, 0);
return rval;
}
void
DeleteInputDeviceRequest(DeviceIntPtr pDev)
{
InputInfoPtr pInfo = (InputInfoPtr) pDev->public.devicePrivate;
InputDriverPtr drv = NULL;
Bool isMaster = IsMaster(pDev);
if (pInfo) /* need to get these before RemoveDevice */
drv = pInfo->drv;
input_lock();
RemoveDevice(pDev, TRUE);
if (!isMaster && pInfo != NULL) {
if (drv->UnInit)
drv->UnInit(drv, pInfo, 0);
else
xf86DeleteInput(pInfo, 0);
}
input_unlock();
}
void
RemoveInputDeviceTraces(const char *config_info)
{
PausedInputDevicePtr d, tmp;
xorg_list_for_each_entry_safe(d, tmp, &new_input_devices_list, node) {
const char *ci = xf86findOptionValue(d->pInfo->options, "config_info");
if (!ci || strcmp(ci, config_info) != 0)
continue;
xorg_list_del(&d->node);
free(d);
}
}
/*
* convenient functions to post events
*/
void
xf86PostMotionEvent(DeviceIntPtr device,
int is_absolute, int first_valuator, int num_valuators, ...)
{
va_list var;
int i = 0;
ValuatorMask mask;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_zero(&mask);
va_start(var, num_valuators);
for (i = 0; i < num_valuators; i++)
valuator_mask_set(&mask, first_valuator + i, va_arg(var, int));
va_end(var);
xf86PostMotionEventM(device, is_absolute, &mask);
}
void
xf86PostMotionEventP(DeviceIntPtr device,
int is_absolute,
int first_valuator,
int num_valuators, const int *valuators)
{
ValuatorMask mask;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_set_range(&mask, first_valuator, num_valuators, valuators);
xf86PostMotionEventM(device, is_absolute, &mask);
}
static int
xf86CheckMotionEvent4DGA(DeviceIntPtr device, int is_absolute,
const ValuatorMask *mask)
{
int stolen = 0;
#ifdef XFreeXDGA
ScreenPtr scr = NULL;
int idx = 0, i;
/* The evdev driver may not always send all axes across. */
if (valuator_mask_isset(mask, 0) || valuator_mask_isset(mask, 1)) {
scr = miPointerGetScreen(device);
if (scr) {
int dx = 0, dy = 0;
idx = scr->myNum;
if (valuator_mask_isset(mask, 0)) {
dx = valuator_mask_get(mask, 0);
if (is_absolute)
dx -= device->last.valuators[0];
else if (valuator_mask_has_unaccelerated(mask))
dx = valuator_mask_get_unaccelerated(mask, 0);
}
if (valuator_mask_isset(mask, 1)) {
dy = valuator_mask_get(mask, 1);
if (is_absolute)
dy -= device->last.valuators[1];
else if (valuator_mask_has_unaccelerated(mask))
dy = valuator_mask_get_unaccelerated(mask, 1);
}
if (DGAStealMotionEvent(device, idx, dx, dy))
stolen = 1;
}
}
for (i = 2; i < valuator_mask_size(mask); i++) {
AxisInfoPtr ax;
double incr;
int val, button;
if (i >= device->valuator->numAxes)
break;
if (!valuator_mask_isset(mask, i))
continue;
ax = &device->valuator->axes[i];
if (ax->scroll.type == SCROLL_TYPE_NONE)
continue;
if (!scr) {
scr = miPointerGetScreen(device);
if (!scr)
break;
idx = scr->myNum;
}
incr = ax->scroll.increment;
val = valuator_mask_get(mask, i);
if (ax->scroll.type == SCROLL_TYPE_VERTICAL) {
if (incr * val < 0)
button = 4; /* up */
else
button = 5; /* down */
} else { /* SCROLL_TYPE_HORIZONTAL */
if (incr * val < 0)
button = 6; /* left */
else
button = 7; /* right */
}
if (DGAStealButtonEvent(device, idx, button, 1) &&
DGAStealButtonEvent(device, idx, button, 0))
stolen = 1;
}
#endif
return stolen;
}
void
xf86PostMotionEventM(DeviceIntPtr device,
int is_absolute, const ValuatorMask *mask)
{
int flags = 0;
if (xf86CheckMotionEvent4DGA(device, is_absolute, mask))
return;
if (valuator_mask_num_valuators(mask) > 0) {
if (is_absolute)
flags = POINTER_ABSOLUTE;
else
flags = POINTER_RELATIVE | POINTER_ACCELERATE;
}
QueuePointerEvents(device, MotionNotify, 0, flags, mask);
}
void
xf86PostProximityEvent(DeviceIntPtr device,
int is_in, int first_valuator, int num_valuators, ...)
{
va_list var;
int i;
ValuatorMask mask;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_zero(&mask);
va_start(var, num_valuators);
for (i = 0; i < num_valuators; i++)
valuator_mask_set(&mask, first_valuator + i, va_arg(var, int));
va_end(var);
xf86PostProximityEventM(device, is_in, &mask);
}
void
xf86PostProximityEventP(DeviceIntPtr device,
int is_in,
int first_valuator,
int num_valuators, const int *valuators)
{
ValuatorMask mask;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_set_range(&mask, first_valuator, num_valuators, valuators);
xf86PostProximityEventM(device, is_in, &mask);
}
void
xf86PostProximityEventM(DeviceIntPtr device,
int is_in, const ValuatorMask *mask)
{
QueueProximityEvents(device, is_in ? ProximityIn : ProximityOut, mask);
}
void
xf86PostButtonEvent(DeviceIntPtr device,
int is_absolute,
int button,
int is_down, int first_valuator, int num_valuators, ...)
{
va_list var;
ValuatorMask mask;
int i = 0;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_zero(&mask);
va_start(var, num_valuators);
for (i = 0; i < num_valuators; i++)
valuator_mask_set(&mask, first_valuator + i, va_arg(var, int));
va_end(var);
xf86PostButtonEventM(device, is_absolute, button, is_down, &mask);
}
void
xf86PostButtonEventP(DeviceIntPtr device,
int is_absolute,
int button,
int is_down,
int first_valuator,
int num_valuators, const int *valuators)
{
ValuatorMask mask;
XI_VERIFY_VALUATORS(num_valuators);
valuator_mask_set_range(&mask, first_valuator, num_valuators, valuators);
xf86PostButtonEventM(device, is_absolute, button, is_down, &mask);
}
void
xf86PostButtonEventM(DeviceIntPtr device,
int is_absolute,
int button, int is_down, const ValuatorMask *mask)
{
int flags = 0;
if (valuator_mask_num_valuators(mask) > 0) {
if (is_absolute)
flags = POINTER_ABSOLUTE;
else
flags = POINTER_RELATIVE | POINTER_ACCELERATE;
}
#ifdef XFreeXDGA
if (miPointerGetScreen(device)) {
int index = miPointerGetScreen(device)->myNum;
if (DGAStealButtonEvent(device, index, button, is_down))
return;
}
#endif
QueuePointerEvents(device,
is_down ? ButtonPress : ButtonRelease, button,
flags, mask);
}
void
xf86PostKeyEvent(DeviceIntPtr device, unsigned int key_code, int is_down)
{
xf86PostKeyEventM(device, key_code, is_down);
}
void
xf86PostKeyEventP(DeviceIntPtr device,
unsigned int key_code,
int is_down)
{
xf86PostKeyEventM(device, key_code, is_down);
}
void
xf86PostKeyEventM(DeviceIntPtr device, unsigned int key_code, int is_down)
{
#ifdef XFreeXDGA
DeviceIntPtr pointer;
/* Some pointers send key events, paired device is wrong then. */
pointer = GetMaster(device, POINTER_OR_FLOAT);
if (miPointerGetScreen(pointer)) {
int index = miPointerGetScreen(pointer)->myNum;
if (DGAStealKeyEvent(device, index, key_code, is_down))
return;
}
#endif
QueueKeyboardEvents(device, is_down ? KeyPress : KeyRelease, key_code);
}
void
xf86PostKeyboardEvent(DeviceIntPtr device, unsigned int key_code, int is_down)
{
ValuatorMask mask;
valuator_mask_zero(&mask);
xf86PostKeyEventM(device, key_code, is_down);
}
InputInfoPtr
xf86FirstLocalDevice(void)
{
return xf86InputDevs;
}
/*
* Cx - raw data from touch screen
* to_max - scaled highest dimension
* (remember, this is of rows - 1 because of 0 origin)
* to_min - scaled lowest dimension
* from_max - highest raw value from touch screen calibration
* from_min - lowest raw value from touch screen calibration
*
* This function is the same for X or Y coordinates.
* You may have to reverse the high and low values to compensate for
* different origins on the touch screen vs X.
*
* e.g. to scale from device coordinates into screen coordinates, call
* xf86ScaleAxis(x, 0, screen_width, dev_min, dev_max);
*/
int
xf86ScaleAxis(int Cx, int to_max, int to_min, int from_max, int from_min)
{
int X;
int64_t to_width = to_max - to_min;
int64_t from_width = from_max - from_min;
if (from_width) {
X = (int) (((to_width * (Cx - from_min)) / from_width) + to_min);
}
else {
X = 0;
ErrorF("Divide by Zero in xf86ScaleAxis\n");
}
if (X > to_max)
X = to_max;
if (X < to_min)
X = to_min;
return X;
}
Bool
xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval,
int maxval, int resolution, int min_res, int max_res,
int mode)
{
if (!dev || !dev->valuator)
return FALSE;
return InitValuatorAxisStruct(dev, axnum, label, minval, maxval, resolution,
min_res, max_res, mode);
}
/*
* Set the valuator values to be in sync with dix/event.c
* DefineInitialRootWindow().
*/
void
xf86InitValuatorDefaults(DeviceIntPtr dev, int axnum)
{
if (axnum == 0) {
dev->valuator->axisVal[0] = screenInfo.screens[0]->width / 2;
dev->last.valuators[0] = dev->valuator->axisVal[0];
}
else if (axnum == 1) {
dev->valuator->axisVal[1] = screenInfo.screens[0]->height / 2;
dev->last.valuators[1] = dev->valuator->axisVal[1];
}
}
/**
* Deactivate a device. Call this function from the driver if you receive a
* read error or something else that spoils your day.
* Device will be moved to the off_devices list, but it will still be there
* until you really clean up after it.
* Notifies the client about an inactive device.
*
* @param panic True if device is unrecoverable and needs to be removed.
*/
void
xf86DisableDevice(DeviceIntPtr dev, Bool panic)
{
if (!panic) {
DisableDevice(dev, TRUE);
}
else {
SendDevicePresenceEvent(dev->id, DeviceUnrecoverable);
DeleteInputDeviceRequest(dev);
}
}
/**
* Reactivate a device. Call this function from the driver if you just found
* out that the read error wasn't quite that bad after all.
* Device will be re-activated, and an event sent to the client.
*/
void
xf86EnableDevice(DeviceIntPtr dev)
{
EnableDevice(dev, TRUE);
}
/**
* Post a touch event with optional valuators. If this is the first touch in
* the sequence, at least x & y valuators must be provided. The driver is
* responsible for maintaining the correct event sequence (TouchBegin, TouchUpdate,
* TouchEnd). Submitting an update or end event for a unregistered touchid will
* result in errors.
* Touch IDs may be reused by the driver but only after a TouchEnd has been
* submitted for that touch ID.
*
* @param dev The device to post the event for
* @param touchid The touchid of the current touch event. Must be an
* existing ID for TouchUpdate or TouchEnd events
* @param type One of XI_TouchBegin, XI_TouchUpdate, XI_TouchEnd
* @param flags Flags for this event
* @param The valuator mask with all valuators set for this event.
*/
void
xf86PostTouchEvent(DeviceIntPtr dev, uint32_t touchid, uint16_t type,
uint32_t flags, const ValuatorMask *mask)
{
QueueTouchEvents(dev, type, touchid, flags, mask);
}
/**
* Post a gesture pinch event. The driver is responsible for maintaining the
* correct event sequence (GesturePinchBegin, GesturePinchUpdate,
* GesturePinchEnd).
*
* @param dev The device to post the event for
* @param type One of XI_GesturePinchBegin, XI_GesturePinchUpdate,
* XI_GesturePinchEnd
* @param num_touches The number of touches in the gesture
* @param flags Flags for this event
* @param delta_x,delta_y accelerated relative motion delta
* @param delta_unaccel_x,delta_unaccel_y unaccelerated relative motion delta
* @param scale absolute scale of a pinch gesture
* @param delta_angle the ange delta in degrees between the last and the current pinch event.
*/
void
xf86PostGesturePinchEvent(DeviceIntPtr dev, uint16_t type,
uint16_t num_touches, uint32_t flags,
double delta_x, double delta_y,
double delta_unaccel_x,
double delta_unaccel_y,
double scale, double delta_angle)
{
QueueGesturePinchEvents(dev, type, num_touches, flags, delta_x, delta_y,
delta_unaccel_x, delta_unaccel_y,
scale, delta_angle);
}
/**
* Post a gesture swipe event. The driver is responsible for maintaining the
* correct event sequence (GestureSwipeBegin, GestureSwipeUpdate,
* GestureSwipeEnd).
*
* @param dev The device to post the event for
* @param type One of XI_GestureSwipeBegin, XI_GestureSwipeUpdate,
* XI_GestureSwipeEnd
* @param num_touches The number of touches in the gesture
* @param flags Flags for this event
* @param delta_x,delta_y accelerated relative motion delta
* @param delta_unaccel_x,delta_unaccel_y unaccelerated relative motion delta
*/
void
xf86PostGestureSwipeEvent(DeviceIntPtr dev, uint16_t type,
uint16_t num_touches, uint32_t flags,
double delta_x, double delta_y,
double delta_unaccel_x,
double delta_unaccel_y)
{
QueueGestureSwipeEvents(dev, type, num_touches, flags, delta_x, delta_y,
delta_unaccel_x, delta_unaccel_y);
}
void
xf86InputEnableVTProbe(void)
{
int is_auto = 0;
DeviceIntPtr pdev;
PausedInputDevicePtr d, tmp;
xorg_list_for_each_entry_safe(d, tmp, &new_input_devices_list, node) {
InputInfoPtr pInfo = d->pInfo;
const char *value = xf86findOptionValue(pInfo->options, "_source");
is_auto = 0;
if (value &&
(strcmp(value, "server/hal") == 0 ||
strcmp(value, "server/udev") == 0 ||
strcmp(value, "server/wscons") == 0))
is_auto = 1;
xf86NewInputDevice(pInfo, &pdev,
(!is_auto ||
(is_auto && xf86Info.autoEnableDevices)));
xorg_list_del(&d->node);
free(d);
}
}
/* end of xf86Xinput.c */
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