xserver git update 15/5/2010

1 files changed, 1284 insertions, 1284 deletions

diff --git a/xorg-server/hw/xfree86/common/xf86Xinput.c b/xorg-server/hw/xfree86/common/xf86Xinput.c
index a1a5527f4..f1096f1a5 100644
--- a/xorg-server/hw/xfree86/common/xf86Xinput.c
+++ b/xorg-server/hw/xfree86/common/xf86Xinput.c
@@ -1,1284 +1,1284 @@
-/*
- * 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 <X11/Xfuncproto.h>
-#include <X11/Xmd.h>
-#include <X11/extensions/XI.h>
-#include <X11/extensions/XIproto.h>
-#include <X11/Xatom.h>
-#include "xf86.h"
-#include "xf86Priv.h"
-#include "xf86Config.h"
-#include "xf86Xinput.h"
-#include "XIstubs.h"
-#include "xf86Optrec.h"
-#include "xf86Parser.h"
-#include "mipointer.h"
-#include "xf86InPriv.h"
-#include "compiler.h"
-#include "extinit.h"
-
-#ifdef DPMSExtension
-#include <X11/extensions/dpmsconst.h>
-#include "dpmsproc.h"
-#endif
-
-#include "exevents.h"	/* AddInputDevice */
-#include "exglobals.h"
-#include "eventstr.h"
-
-#include <string.h>     /* InputClassMatches */
-#ifdef HAVE_FNMATCH_H
-#include <fnmatch.h>
-#endif
-
-#include "extnsionst.h"
-
-#include "windowstr.h"	/* screenIsSaved */
-
-#include <stdarg.h>
-#include <stdint.h>          /* for int64_t */
-
-#include <X11/Xpoll.h>
-
-#include "mi.h"
-
-#include <ptrveloc.h>          /* dix pointer acceleration */
-#include <xserver-properties.h>
-
-#ifdef XFreeXDGA
-#include "dgaproc.h"
-#endif
-
-#include "xkbsrv.h"
-
-#include "os.h"
-
-EventListPtr xf86Events = NULL;
-
-/**
- * Eval config and modify DeviceVelocityRec accordingly
- */
-static void
-ProcessVelocityConfiguration(DeviceIntPtr pDev, char* devname, pointer 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;
-    LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate;
-    char* schemeStr;
-
-    if (dev->valuator && dev->ptrfeed) {
-	schemeStr = xf86SetStrOption(local->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",
-		        local->name, schemeStr, scheme);
-	    } else {
-        	xf86Msg(X_CONFIG, "%s: (accel) could not init scheme %s\n",
-        	        local->name, schemeStr);
-        	scheme = dev->valuator->accelScheme.number;
-            }
-        } else {
-            xf86Msg(X_CONFIG, "%s: (accel) keeping acceleration scheme %i\n",
-                    local->name, scheme);
-        }
-
-        xfree(schemeStr);
-
-        /* process special configuration */
-        switch (scheme) {
-            case PtrAccelPredictable:
-                pVel = GetDevicePredictableAccelData(dev);
-                ProcessVelocityConfiguration (dev, local->name, local->options,
-                                              pVel);
-                break;
-        }
-
-        i = xf86SetIntOption(local->options, "AccelerationNumerator",
-                             dev->ptrfeed->ctrl.num);
-        if (i >= 0)
-            dev->ptrfeed->ctrl.num = i;
-
-        i = xf86SetIntOption(local->options, "AccelerationDenominator",
-                             dev->ptrfeed->ctrl.den);
-        if (i > 0)
-            dev->ptrfeed->ctrl.den = i;
-
-        i = xf86SetIntOption(local->options, "AccelerationThreshold",
-                             dev->ptrfeed->ctrl.threshold);
-        if (i >= 0)
-            dev->ptrfeed->ctrl.threshold = i;
-
-        /* mostly a no-op anyway */
-        (*dev->ptrfeed->CtrlProc)(dev, &dev->ptrfeed->ctrl);
-
-        xf86Msg(X_CONFIG, "%s: (accel) acceleration factor: %.3f\n",
-                            local->name, ((float)dev->ptrfeed->ctrl.num)/
-                                         ((float)dev->ptrfeed->ctrl.den));
-        xf86Msg(X_CONFIG, "%s: (accel) acceleration threshold: %i\n",
-                local->name, dev->ptrfeed->ctrl.threshold);
-    }
-}
-
-static Bool
-xf86SendDragEvents(DeviceIntPtr	device)
-{
-    LocalDevicePtr local = (LocalDevicePtr) device->public.devicePrivate;
-    
-    if (device->button && device->button->buttonsDown > 0)
-        return (local->flags & XI86_SEND_DRAG_EVENTS);
-    else
-        return (TRUE);
-}
-
-/***********************************************************************
- *
- * xf86ProcessCommonOptions --
- * 
- *	Process global options.
- *
- ***********************************************************************
- */
-void
-xf86ProcessCommonOptions(LocalDevicePtr local,
-                         pointer	list)
-{
-    if (!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", local->name);
-    } else {
-        local->flags |= XI86_ALWAYS_CORE;
-        xf86Msg(X_CONFIG, "%s: always reports core events\n", local->name);
-    }
-
-    if (xf86SetBoolOption(list, "SendDragEvents", 1)) {
-        local->flags |= XI86_SEND_DRAG_EVENTS;
-    } else {
-        xf86Msg(X_CONFIG, "%s: doesn't report drag events\n", local->name);
-    }
-
-    /* Backwards compatibility. */
-    local->history_size = GetMotionHistorySize();
-}
-
-/***********************************************************************
- *
- * xf86ActivateDevice --
- *
- *	Initialize an input device.
- *
- * Returns TRUE on success, or FALSE otherwise.
- ***********************************************************************
- */
-int
-xf86ActivateDevice(LocalDevicePtr local)
-{
-    DeviceIntPtr	dev;
-
-    if (local->flags & XI86_CONFIGURED) {
-        dev = AddInputDevice(serverClient, local->device_control, TRUE);
-
-        if (dev == NULL)
-        {
-            xf86Msg(X_ERROR, "Too many input devices. Ignoring %s\n",
-                    local->name);
-            local->dev = NULL;
-            return FALSE;
-        }
-
-        local->atom = MakeAtom(local->type_name,
-                               strlen(local->type_name),
-                               TRUE);
-        AssignTypeAndName(dev, local->atom, local->name);
-        dev->public.devicePrivate = (pointer) local;
-        local->dev = dev;      
-        
-        dev->coreEvents = local->flags & XI86_ALWAYS_CORE; 
-        dev->type = SLAVE;
-        dev->spriteInfo->spriteOwner = FALSE;
-
-        dev->deviceGrab.ActivateGrab = ActivateKeyboardGrab;
-        dev->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab;
-
-        RegisterOtherDevice(dev);
-        XkbSetExtension(dev, ProcessKeyboardEvent);
-
-        if (serverGeneration == 1) 
-            xf86Msg(X_INFO, "XINPUT: Adding extended input device \"%s\" (type: %s)\n",
-                    local->name, local->type_name);
-    }
-
-    return TRUE;
-}
-
-
-/***********************************************************************
- *
- * Caller:	ProcXOpenDevice
- *
- * This is the implementation-dependent routine to open an input device.
- * Some implementations open all input devices when the server is first
- * initialized, and never close them.  Other implementations open only
- * the X pointer and keyboard devices during server initialization,
- * and only open other input devices when some client makes an
- * XOpenDevice request.  This entry point is for the latter type of 
- * implementation.
- *
- * If the physical device is not already open, do it here.  In this case,
- * you need to keep track of the fact that one or more clients has the
- * device open, and physically close it when the last client that has
- * it open does an XCloseDevice.
- *
- * The default implementation is to do nothing (assume all input devices
- * are opened during X server initialization and kept open).
- *
- ***********************************************************************
- */
-
-void
-OpenInputDevice(DeviceIntPtr	dev,
-                ClientPtr	client,
-                int		*status)
-{
-    if (!dev->inited)
-        ActivateDevice(dev, TRUE);
-
-    *status = Success;
-}
-
-void
-CloseInputDevice(DeviceIntPtr dev,
-                 ClientPtr client)
-{
-}
-
-/****************************************************************************
- *
- * 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)
-{
-  LocalDevicePtr        local = (LocalDevicePtr)dev->public.devicePrivate;
-
-  if (local->switch_mode) {
-    return (*local->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)
-{
-    LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;
-
-    if (local->set_device_valuators)
-	return (*local->set_device_valuators)(local, 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)
-{
-  LocalDevicePtr        local = (LocalDevicePtr)dev->public.devicePrivate;
-
-  if (!local->control_proc) {
-      switch (control->control) {
-      case DEVICE_CORE:
-          return BadMatch;
-      case DEVICE_RESOLUTION:
-      case DEVICE_ABS_CALIB:
-      case DEVICE_ABS_AREA:
-      case DEVICE_ENABLE:
-        return Success;
-      default:
-        return BadMatch;
-      }
-  }
-  else {
-      return (*local->control_proc)(local, control);
-  }
-}
-
-void
-AddOtherInputDevices(void)
-{
-}
-
-/*
- * Classes without any Match statements match all devices. Otherwise, all
- * statements must match.
- */
-static Bool
-InputClassMatches(XF86ConfInputClassPtr iclass, InputAttributes *attrs)
-{
-    char **cur;
-    Bool match;
-
-    if (iclass->match_product) {
-        if (!attrs->product)
-            return FALSE;
-        /* see if any of the values match */
-        for (cur = iclass->match_product, match = FALSE; *cur; cur++)
-            if (strstr(attrs->product, *cur)) {
-                match = TRUE;
-                break;
-            }
-        if (!match)
-            return FALSE;
-    }
-    if (iclass->match_vendor) {
-        if (!attrs->vendor)
-            return FALSE;
-        /* see if any of the values match */
-        for (cur = iclass->match_vendor, match = FALSE; *cur; cur++)
-            if (strstr(attrs->vendor, *cur)) {
-                match = TRUE;
-                break;
-            }
-        if (!match)
-            return FALSE;
-    }
-    if (iclass->match_device) {
-        if (!attrs->device)
-            return FALSE;
-        /* see if any of the values match */
-        for (cur = iclass->match_device, match = FALSE; *cur; cur++)
-#ifdef HAVE_FNMATCH_H
-            if (fnmatch(*cur, attrs->device, FNM_PATHNAME) == 0) {
-#else
-            if (strstr(attrs->device, *cur)) {
-#endif
-                match = TRUE;
-                break;
-            }
-        if (!match)
-            return FALSE;
-    }
-    if (iclass->match_tag) {
-        if (!attrs->tags)
-            return FALSE;
-
-        for (cur = iclass->match_tag, match = FALSE; *cur && !match; cur++) {
-            const char *tag;
-            for(tag = *attrs->tags; *tag; tag++) {
-                if (!strcmp(tag, *cur)) {
-                    match = TRUE;
-                    break;
-                }
-            }
-        }
-
-        if (!match)
-            return FALSE;
-    }
-
-    if (iclass->is_keyboard.set &&
-        iclass->is_keyboard.val != !!(attrs->flags & 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_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(IDevPtr idev, InputAttributes *attrs)
-{
-    XF86ConfInputClassPtr cl;
-    XF86OptionPtr classopts, mergedopts = NULL;
-    char *classdriver = NULL;
-
-    for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {
-        if (!InputClassMatches(cl, attrs))
-            continue;
-
-        /* Collect class options and merge over previous classes */
-        xf86Msg(X_CONFIG, "%s: Applying InputClass \"%s\"\n",
-                idev->identifier, cl->identifier);
-        if (cl->driver)
-            classdriver = cl->driver;
-        classopts = xf86optionListDup(cl->option_lst);
-        mergedopts = xf86optionListMerge(mergedopts, classopts);
-    }
-
-    /* Apply options to device with InputClass settings preferred. */
-    if (classdriver) {
-        xfree(idev->driver);
-        idev->driver = xstrdup(classdriver);
-        if (!idev->driver) {
-            xf86Msg(X_ERROR, "Failed to allocate memory while merging "
-                    "InputClass configuration");
-            return BadAlloc;
-        }
-        mergedopts = xf86ReplaceStrOption(mergedopts, "driver", idev->driver);
-    }
-    idev->commonOptions = xf86optionListMerge(idev->commonOptions, mergedopts);
-
-    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(IDevPtr idev, 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, 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->identifier, ignore_class);
-    return ignore;
-}
-
-/**
- * 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(IDevPtr idev, DeviceIntPtr *pdev, BOOL enable)
-{
-    InputDriverPtr drv = NULL;
-    InputInfoPtr pInfo = NULL;
-    DeviceIntPtr dev = NULL;
-    int rval;
-
-    /* Memory leak for every attached device if we don't
-     * test if the module is already loaded first */
-    drv = xf86LookupInputDriver(idev->driver);
-    if (!drv)
-        if (xf86LoadOneModule(idev->driver, NULL))
-            drv = xf86LookupInputDriver(idev->driver);
-    if (!drv) {
-        xf86Msg(X_ERROR, "No input driver matching `%s'\n", idev->driver);
-        rval = BadName;
-        goto unwind;
-    }
-
-    if (!drv->PreInit) {
-        xf86Msg(X_ERROR,
-                "Input driver `%s' has no PreInit function (ignoring)\n",
-                drv->driverName);
-        rval = BadImplementation;
-        goto unwind;
-    }
-
-    pInfo = drv->PreInit(drv, idev, 0);
-
-    if (!pInfo) {
-        xf86Msg(X_ERROR, "PreInit returned NULL for \"%s\"\n", idev->identifier);
-        rval = BadMatch;
-        goto unwind;
-    }
-    else if (!(pInfo->flags & XI86_CONFIGURED)) {
-        xf86Msg(X_ERROR, "PreInit failed for input device \"%s\"\n",
-                idev->identifier);
-        rval = BadMatch;
-        goto unwind;
-    }
-
-    if (!xf86ActivateDevice(pInfo))
-    {
-        rval = BadAlloc;
-        goto unwind;
-    }
-
-    dev = pInfo->dev;
-    rval = ActivateDevice(dev, TRUE);
-    if (rval != Success)
-    {
-        xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);
-        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 && xf86Screens[0]->vtSema)
-    {
-        EnableDevice(dev, TRUE);
-        if (!dev->enabled)
-        {
-            xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);
-            rval = BadMatch;
-            goto unwind;
-        }
-        /* send enter/leave event, update sprite window */
-        CheckMotion(NULL, dev);
-    }
-
-    *pdev = dev;
-    return Success;
-
-unwind:
-    if(pInfo) {
-        if(drv->UnInit)
-            drv->UnInit(drv, pInfo, 0);
-        else
-            xf86DeleteInput(pInfo, 0);
-    }
-    return rval;
-}
-
-int
-NewInputDeviceRequest (InputOption *options, InputAttributes *attrs,
-                       DeviceIntPtr *pdev)
-{
-    IDevRec *idev = NULL;
-    InputOption *option = NULL;
-    int rval = Success;
-    int is_auto = 0;
-
-    idev = xcalloc(sizeof(*idev), 1);
-    if (!idev)
-        return BadAlloc;
-
-    for (option = options; option; option = option->next) {
-        if (strcasecmp(option->key, "driver") == 0) {
-            if (idev->driver) {
-                rval = BadRequest;
-                goto unwind;
-            }
-            idev->driver = xstrdup(option->value);
-            if (!idev->driver) {
-                rval = BadAlloc;
-                goto unwind;
-            }
-        }
-
-        if (strcasecmp(option->key, "name") == 0 ||
-            strcasecmp(option->key, "identifier") == 0) {
-            if (idev->identifier) {
-                rval = BadRequest;
-                goto unwind;
-            }
-            idev->identifier = xstrdup(option->value);
-            if (!idev->identifier) {
-                rval = BadAlloc;
-                goto unwind;
-            }
-        }
-
-        if (strcmp(option->key, "_source") == 0 &&
-            (strcmp(option->value, "server/hal") == 0 ||
-             strcmp(option->value, "server/udev") == 0)) {
-            is_auto = 1;
-            if (!xf86Info.autoAddDevices) {
-                rval = BadMatch;
-                goto unwind;
-            }
-        }
-    }
-
-    for (option = options; option; option = option->next) {
-        /* Steal option key/value strings from the provided list.
-         * We need those strings, the InputOption list doesn't. */
-        idev->commonOptions = xf86addNewOption(idev->commonOptions,
-                                               option->key, option->value);
-        option->key = NULL;
-        option->value = NULL;
-    }
-
-    /* Apply InputClass settings */
-    if (attrs) {
-        if (IgnoreInputClass(idev, attrs)) {
-            rval = BadIDChoice;
-            goto unwind;
-        }
-
-        rval = MergeInputClasses(idev, attrs);
-        if (rval != Success)
-            goto unwind;
-    }
-
-    if (!idev->driver || !idev->identifier) {
-        xf86Msg(X_INFO, "No input driver/identifier specified (ignoring)\n");
-        rval = BadRequest;
-        goto unwind;
-    }
-
-    if (!idev->identifier) {
-        xf86Msg(X_ERROR, "No device identifier specified (ignoring)\n");
-        return BadMatch;
-    }
-
-    rval = xf86NewInputDevice(idev, pdev,
-                (!is_auto || (is_auto && xf86Info.autoEnableDevices)));
-    if (rval == Success)
-        return Success;
-
-unwind:
-    if (is_auto && !xf86Info.autoAddDevices)
-        xf86Msg(X_INFO, "AutoAddDevices is off - not adding device.\n");
-    if(idev->driver)
-        xfree(idev->driver);
-    if(idev->identifier)
-        xfree(idev->identifier);
-    xf86optionListFree(idev->commonOptions);
-    xfree(idev);
-    return rval;
-}
-
-void
-DeleteInputDeviceRequest(DeviceIntPtr pDev)
-{
-    LocalDevicePtr pInfo = (LocalDevicePtr) pDev->public.devicePrivate;
-    InputDriverPtr drv = NULL;
-    IDevRec *idev = NULL;
-    IDevPtr *it;
-    Bool isMaster = IsMaster(pDev);
-
-    if (pInfo) /* need to get these before RemoveDevice */
-    {
-        drv = pInfo->drv;
-        idev = pInfo->conf_idev;
-    }
-
-    OsBlockSignals();
-    RemoveDevice(pDev, TRUE);
-
-    if (!isMaster && pInfo != NULL)
-    {
-        if(drv->UnInit)
-            drv->UnInit(drv, pInfo, 0);
-        else
-            xf86DeleteInput(pInfo, 0);
-
-        /* devices added through HAL aren't in the config layout */
-        it = xf86ConfigLayout.inputs;
-        while(*it && *it != idev)
-            it++;
-
-        if (!(*it)) /* end of list, not in the layout */
-        {
-            xfree(idev->driver);
-            xfree(idev->identifier);
-            xf86optionListFree(idev->commonOptions);
-            xfree(idev);
-        }
-    }
-    OsReleaseSignals();
-}
-
-/* 
- * convenient functions to post events
- */
-
-void
-xf86PostMotionEvent(DeviceIntPtr	device,
-                    int			is_absolute,
-                    int			first_valuator,
-                    int			num_valuators,
-                    ...)
-{
-    va_list var;
-    int i = 0;
-    static int valuators[MAX_VALUATORS];
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    va_start(var, num_valuators);
-    for (i = 0; i < num_valuators; i++)
-        valuators[i] = va_arg(var, int);
-    va_end(var);
-
-    xf86PostMotionEventP(device, is_absolute, first_valuator, num_valuators, valuators);
-}
-
-void
-xf86PostMotionEventP(DeviceIntPtr	device,
-                    int			is_absolute,
-                    int			first_valuator,
-                    int			num_valuators,
-                    int			*valuators)
-{
-    int i = 0, nevents = 0;
-    Bool drag = xf86SendDragEvents(device);
-    DeviceEvent *event;
-    int flags = 0;
-
-#if XFreeXDGA
-    int index;
-    int dx = 0, dy = 0;
-#endif
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    if (is_absolute)
-        flags = POINTER_ABSOLUTE;
-    else
-        flags = POINTER_RELATIVE | POINTER_ACCELERATE;
-
-#if XFreeXDGA
-    /* The evdev driver may not always send all axes across. */
-    if (num_valuators >= 1 && first_valuator <= 1) {
-        if (miPointerGetScreen(device)) {
-            index = miPointerGetScreen(device)->myNum;
-            if (first_valuator == 0)
-            {
-                dx = valuators[0];
-                if (is_absolute)
-                    dx -= device->last.valuators[0];
-            }
-
-            if (first_valuator == 1 || num_valuators >= 2)
-            {
-                dy = valuators[1 - first_valuator];
-                if (is_absolute)
-                    dy -= device->last.valuators[1];
-            }
-
-            if (DGAStealMotionEvent(device, index, dx, dy))
-                return;
-        }
-    }
-#endif
-
-    nevents = GetPointerEvents(xf86Events, device, MotionNotify, 0,
-                               flags, first_valuator, num_valuators,
-                               valuators);
-
-    for (i = 0; i < nevents; i++) {
-        event = (DeviceEvent*)((xf86Events + i)->event);
-        /* Don't post core motion events for devices not registered to send
-         * drag events. */
-        if (event->header == ET_Internal &&
-            (event->type != ET_Motion || drag)) {
-            mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
-        }
-    }
-}
-
-void
-xf86PostProximityEvent(DeviceIntPtr	device,
-                       int		is_in,
-                       int		first_valuator,
-                       int		num_valuators,
-                       ...)
-{
-    va_list var;
-    int i;
-    int valuators[MAX_VALUATORS];
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    va_start(var, num_valuators);
-    for (i = 0; i < num_valuators; i++)
-        valuators[i] = va_arg(var, int);
-    va_end(var);
-
-    xf86PostProximityEventP(device, is_in, first_valuator, num_valuators,
-			    valuators);
-
-}
-
-void
-xf86PostProximityEventP(DeviceIntPtr	device,
-                        int		is_in,
-                        int		first_valuator,
-                        int		num_valuators,
-                        int		*valuators)
-{
-    int i, nevents;
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    nevents = GetProximityEvents(xf86Events, device,
-                                 is_in ? ProximityIn : ProximityOut, 
-                                 first_valuator, num_valuators, valuators);
-    for (i = 0; i < nevents; i++)
-        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
-
-}
-
-void
-xf86PostButtonEvent(DeviceIntPtr	device,
-                    int			is_absolute,
-                    int			button,
-                    int			is_down,
-                    int			first_valuator,
-                    int			num_valuators,
-                    ...)
-{
-    va_list var;
-    int valuators[MAX_VALUATORS];
-    int i = 0;
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    va_start(var, num_valuators);
-    for (i = 0; i < num_valuators; i++)
-        valuators[i] = va_arg(var, int);
-    va_end(var);
-
-    xf86PostButtonEventP(device, is_absolute, button, is_down, first_valuator,
-			 num_valuators, valuators);
-
-}
-
-void
-xf86PostButtonEventP(DeviceIntPtr	device,
-                     int		is_absolute,
-                     int		button,
-                     int		is_down,
-                     int		first_valuator,
-                     int		num_valuators,
-                     int		*valuators)
-{
-    int i = 0, nevents = 0;
-    int flags = 0;
-
-#if XFreeXDGA
-    int index;
-#endif
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    if (is_absolute)
-        flags = POINTER_ABSOLUTE;
-    else
-        flags = POINTER_RELATIVE | POINTER_ACCELERATE;
-
-#if XFreeXDGA
-    if (miPointerGetScreen(device)) {
-        index = miPointerGetScreen(device)->myNum;
-        if (DGAStealButtonEvent(device, index, button, is_down))
-            return;
-    }
-#endif
-
-    nevents = GetPointerEvents(xf86Events, device,
-                               is_down ? ButtonPress : ButtonRelease, button,
-                               flags, first_valuator, num_valuators, valuators);
-
-    for (i = 0; i < nevents; i++)
-        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
-
-}
-
-void
-xf86PostKeyEvent(DeviceIntPtr	device,
-                 unsigned int	key_code,
-                 int		is_down,
-                 int		is_absolute,
-                 int		first_valuator,
-                 int		num_valuators,
-                 ...)
-{
-    va_list var;
-    int i = 0;
-    static int valuators[MAX_VALUATORS];
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    va_start(var, num_valuators);
-    for (i = 0; i < num_valuators; i++)
-      valuators[i] = va_arg(var, int);
-    va_end(var);
-
-    xf86PostKeyEventP(device, key_code, is_down, is_absolute, first_valuator,
-		      num_valuators, valuators);
-
-}
-
-void
-xf86PostKeyEventP(DeviceIntPtr	device,
-                  unsigned int	key_code,
-                  int		is_down,
-                  int		is_absolute,
-                  int		first_valuator,
-                  int		num_valuators,
-                  int		*valuators)
-{
-    int i = 0, nevents = 0;
-
-    XI_VERIFY_VALUATORS(num_valuators);
-
-    if (is_absolute) {
-        nevents = GetKeyboardValuatorEvents(xf86Events, device,
-                                            is_down ? KeyPress : KeyRelease,
-                                            key_code, first_valuator,
-                                            num_valuators, valuators);
-    }
-    else {
-        nevents = GetKeyboardEvents(xf86Events, device,
-                                    is_down ? KeyPress : KeyRelease,
-                                    key_code);
-    }
-
-    for (i = 0; i < nevents; i++)
-        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));
-}
-
-void
-xf86PostKeyboardEvent(DeviceIntPtr      device,
-                      unsigned int      key_code,
-                      int               is_down)
-{
-    xf86PostKeyEventP(device, key_code, is_down, 0, 0, 0, NULL);
-}
-
-LocalDevicePtr
-xf86FirstLocalDevice(void)
-{
-    return xf86InputDevs;
-}
-
-/* 
- * Cx     - raw data from touch screen
- * Sxhigh - scaled highest dimension
- *          (remember, this is of rows - 1 because of 0 origin)
- * Sxlow  - scaled lowest dimension
- * Rxhigh - highest raw value from touch screen calibration
- * Rxlow  - 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 orgins on the touch screen vs X.
- */
-
-int
-xf86ScaleAxis(int	Cx,
-              int	Sxhigh,
-              int	Sxlow,
-              int	Rxhigh,
-              int	Rxlow )
-{
-    int X;
-    int64_t dSx = Sxhigh - Sxlow;
-    int64_t dRx = Rxhigh - Rxlow;
-
-    if (dRx) {
-	X = (int)(((dSx * (Cx - Rxlow)) / dRx) + Sxlow);
-    }
-    else {
-	X = 0;
-	ErrorF ("Divide by Zero in xf86ScaleAxis");
-    }
-    
-    if (X > Sxhigh)
-	X = Sxhigh;
-    if (X < Sxlow)
-	X = Sxlow;
-    
-    return (X);
-}
-
-/*
- * This function checks the given screen against the current screen and
- * makes changes if appropriate. It should be called from an XInput driver's
- * ReadInput function before any events are posted, if the device is screen
- * specific like a touch screen.
- */
-void
-xf86XInputSetScreen(LocalDevicePtr	local,
-		    int			screen_number,
-		    int			x,
-		    int			y)
-{
-    if (miPointerGetScreen(local->dev) !=
-          screenInfo.screens[screen_number]) {
-	miPointerSetScreen(local->dev, screen_number, x, y);
-    }
-}
-
-
-void
-xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval,
-			   int resolution, int min_res, int max_res)
-{
-    if (!dev || !dev->valuator)
-        return;
-
-    InitValuatorAxisStruct(dev, axnum, label, minval, maxval, resolution, min_res,
-			   max_res);
-}
-
-/*
- * Set the valuator values to be in synch 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];
-    }
-
-    if(axnum == 0)  /* to prevent double invocation */
-	ApplyAccelerationSettings(dev);
-}
-
-
-/**
- * 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);
-}
-
-/* end of xf86Xinput.c */
+/*

+ * 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 <X11/Xfuncproto.h>

+#include <X11/Xmd.h>

+#include <X11/extensions/XI.h>

+#include <X11/extensions/XIproto.h>

+#include <X11/Xatom.h>

+#include "xf86.h"

+#include "xf86Priv.h"

+#include "xf86Config.h"

+#include "xf86Xinput.h"

+#include "XIstubs.h"

+#include "xf86Optrec.h"

+#include "xf86Parser.h"

+#include "mipointer.h"

+#include "xf86InPriv.h"

+#include "compiler.h"

+#include "extinit.h"

+

+#ifdef DPMSExtension

+#include <X11/extensions/dpmsconst.h>

+#include "dpmsproc.h"

+#endif

+

+#include "exevents.h"	/* AddInputDevice */

+#include "exglobals.h"

+#include "eventstr.h"

+

+#include <string.h>     /* InputClassMatches */

+#ifdef HAVE_FNMATCH_H

+#include <fnmatch.h>

+#endif

+

+#include "extnsionst.h"

+

+#include "windowstr.h"	/* screenIsSaved */

+

+#include <stdarg.h>

+#include <stdint.h>          /* for int64_t */

+

+#include <X11/Xpoll.h>

+

+#include "mi.h"

+

+#include <ptrveloc.h>          /* dix pointer acceleration */

+#include <xserver-properties.h>

+

+#ifdef XFreeXDGA

+#include "dgaproc.h"

+#endif

+

+#include "xkbsrv.h"

+

+#include "os.h"

+

+EventListPtr xf86Events = NULL;

+

+/**

+ * Eval config and modify DeviceVelocityRec accordingly

+ */

+static void

+ProcessVelocityConfiguration(DeviceIntPtr pDev, char* devname, pointer 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;

+    LocalDevicePtr local = (LocalDevicePtr)dev->public.devicePrivate;

+    char* schemeStr;

+

+    if (dev->valuator && dev->ptrfeed) {

+	schemeStr = xf86SetStrOption(local->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",

+		        local->name, schemeStr, scheme);

+	    } else {

+        	xf86Msg(X_CONFIG, "%s: (accel) could not init scheme %s\n",

+        	        local->name, schemeStr);

+        	scheme = dev->valuator->accelScheme.number;

+            }

+        } else {

+            xf86Msg(X_CONFIG, "%s: (accel) keeping acceleration scheme %i\n",

+                    local->name, scheme);

+        }

+

+        free(schemeStr);

+

+        /* process special configuration */

+        switch (scheme) {

+            case PtrAccelPredictable:

+                pVel = GetDevicePredictableAccelData(dev);

+                ProcessVelocityConfiguration (dev, local->name, local->options,

+                                              pVel);

+                break;

+        }

+

+        i = xf86SetIntOption(local->options, "AccelerationNumerator",

+                             dev->ptrfeed->ctrl.num);

+        if (i >= 0)

+            dev->ptrfeed->ctrl.num = i;

+

+        i = xf86SetIntOption(local->options, "AccelerationDenominator",

+                             dev->ptrfeed->ctrl.den);

+        if (i > 0)

+            dev->ptrfeed->ctrl.den = i;

+

+        i = xf86SetIntOption(local->options, "AccelerationThreshold",

+                             dev->ptrfeed->ctrl.threshold);

+        if (i >= 0)

+            dev->ptrfeed->ctrl.threshold = i;

+

+        /* mostly a no-op anyway */

+        (*dev->ptrfeed->CtrlProc)(dev, &dev->ptrfeed->ctrl);

+

+        xf86Msg(X_CONFIG, "%s: (accel) acceleration factor: %.3f\n",

+                            local->name, ((float)dev->ptrfeed->ctrl.num)/

+                                         ((float)dev->ptrfeed->ctrl.den));

+        xf86Msg(X_CONFIG, "%s: (accel) acceleration threshold: %i\n",

+                local->name, dev->ptrfeed->ctrl.threshold);

+    }

+}

+

+static Bool

+xf86SendDragEvents(DeviceIntPtr	device)

+{

+    LocalDevicePtr local = (LocalDevicePtr) device->public.devicePrivate;

+    

+    if (device->button && device->button->buttonsDown > 0)

+        return (local->flags & XI86_SEND_DRAG_EVENTS);

+    else

+        return (TRUE);

+}

+

+/***********************************************************************

+ *

+ * xf86ProcessCommonOptions --

+ * 

+ *	Process global options.

+ *

+ ***********************************************************************

+ */

+void

+xf86ProcessCommonOptions(LocalDevicePtr local,

+                         pointer	list)

+{

+    if (!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", local->name);

+    } else {

+        local->flags |= XI86_ALWAYS_CORE;

+        xf86Msg(X_CONFIG, "%s: always reports core events\n", local->name);

+    }

+

+    if (xf86SetBoolOption(list, "SendDragEvents", 1)) {

+        local->flags |= XI86_SEND_DRAG_EVENTS;

+    } else {

+        xf86Msg(X_CONFIG, "%s: doesn't report drag events\n", local->name);

+    }

+

+    /* Backwards compatibility. */

+    local->history_size = GetMotionHistorySize();

+}

+

+/***********************************************************************

+ *

+ * xf86ActivateDevice --

+ *

+ *	Initialize an input device.

+ *

+ * Returns TRUE on success, or FALSE otherwise.

+ ***********************************************************************

+ */

+int

+xf86ActivateDevice(LocalDevicePtr local)

+{

+    DeviceIntPtr	dev;

+

+    if (local->flags & XI86_CONFIGURED) {

+        dev = AddInputDevice(serverClient, local->device_control, TRUE);

+

+        if (dev == NULL)

+        {

+            xf86Msg(X_ERROR, "Too many input devices. Ignoring %s\n",

+                    local->name);

+            local->dev = NULL;

+            return FALSE;

+        }

+

+        local->atom = MakeAtom(local->type_name,

+                               strlen(local->type_name),

+                               TRUE);

+        AssignTypeAndName(dev, local->atom, local->name);

+        dev->public.devicePrivate = (pointer) local;

+        local->dev = dev;      

+        

+        dev->coreEvents = local->flags & XI86_ALWAYS_CORE; 

+        dev->type = SLAVE;

+        dev->spriteInfo->spriteOwner = FALSE;

+

+        dev->deviceGrab.ActivateGrab = ActivateKeyboardGrab;

+        dev->deviceGrab.DeactivateGrab = DeactivateKeyboardGrab;

+

+        RegisterOtherDevice(dev);

+        XkbSetExtension(dev, ProcessKeyboardEvent);

+

+        if (serverGeneration == 1) 

+            xf86Msg(X_INFO, "XINPUT: Adding extended input device \"%s\" (type: %s)\n",

+                    local->name, local->type_name);

+    }

+

+    return TRUE;

+}

+

+

+/***********************************************************************

+ *

+ * Caller:	ProcXOpenDevice

+ *

+ * This is the implementation-dependent routine to open an input device.

+ * Some implementations open all input devices when the server is first

+ * initialized, and never close them.  Other implementations open only

+ * the X pointer and keyboard devices during server initialization,

+ * and only open other input devices when some client makes an

+ * XOpenDevice request.  This entry point is for the latter type of 

+ * implementation.

+ *

+ * If the physical device is not already open, do it here.  In this case,

+ * you need to keep track of the fact that one or more clients has the

+ * device open, and physically close it when the last client that has

+ * it open does an XCloseDevice.

+ *

+ * The default implementation is to do nothing (assume all input devices

+ * are opened during X server initialization and kept open).

+ *

+ ***********************************************************************

+ */

+

+void

+OpenInputDevice(DeviceIntPtr	dev,

+                ClientPtr	client,

+                int		*status)

+{

+    if (!dev->inited)

+        ActivateDevice(dev, TRUE);

+

+    *status = Success;

+}

+

+void

+CloseInputDevice(DeviceIntPtr dev,

+                 ClientPtr client)

+{

+}

+

+/****************************************************************************

+ *

+ * 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)

+{

+  LocalDevicePtr        local = (LocalDevicePtr)dev->public.devicePrivate;

+

+  if (local->switch_mode) {

+    return (*local->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)

+{

+    LocalDevicePtr local = (LocalDevicePtr) dev->public.devicePrivate;

+

+    if (local->set_device_valuators)

+	return (*local->set_device_valuators)(local, 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)

+{

+  LocalDevicePtr        local = (LocalDevicePtr)dev->public.devicePrivate;

+

+  if (!local->control_proc) {

+      switch (control->control) {

+      case DEVICE_CORE:

+          return BadMatch;

+      case DEVICE_RESOLUTION:

+      case DEVICE_ABS_CALIB:

+      case DEVICE_ABS_AREA:

+      case DEVICE_ENABLE:

+        return Success;

+      default:

+        return BadMatch;

+      }

+  }

+  else {

+      return (*local->control_proc)(local, control);

+  }

+}

+

+void

+AddOtherInputDevices(void)

+{

+}

+

+/*

+ * Classes without any Match statements match all devices. Otherwise, all

+ * statements must match.

+ */

+static Bool

+InputClassMatches(XF86ConfInputClassPtr iclass, InputAttributes *attrs)

+{

+    char **cur;

+    Bool match;

+

+    if (iclass->match_product) {

+        if (!attrs->product)

+            return FALSE;

+        /* see if any of the values match */

+        for (cur = iclass->match_product, match = FALSE; *cur; cur++)

+            if (strstr(attrs->product, *cur)) {

+                match = TRUE;

+                break;

+            }

+        if (!match)

+            return FALSE;

+    }

+    if (iclass->match_vendor) {

+        if (!attrs->vendor)

+            return FALSE;

+        /* see if any of the values match */

+        for (cur = iclass->match_vendor, match = FALSE; *cur; cur++)

+            if (strstr(attrs->vendor, *cur)) {

+                match = TRUE;

+                break;

+            }

+        if (!match)

+            return FALSE;

+    }

+    if (iclass->match_device) {

+        if (!attrs->device)

+            return FALSE;

+        /* see if any of the values match */

+        for (cur = iclass->match_device, match = FALSE; *cur; cur++)

+#ifdef HAVE_FNMATCH_H

+            if (fnmatch(*cur, attrs->device, FNM_PATHNAME) == 0) {

+#else

+            if (strstr(attrs->device, *cur)) {

+#endif

+                match = TRUE;

+                break;

+            }

+        if (!match)

+            return FALSE;

+    }

+    if (iclass->match_tag) {

+        if (!attrs->tags)

+            return FALSE;

+

+        for (cur = iclass->match_tag, match = FALSE; *cur && !match; cur++) {

+            const char *tag;

+            for(tag = *attrs->tags; *tag; tag++) {

+                if (!strcmp(tag, *cur)) {

+                    match = TRUE;

+                    break;

+                }

+            }

+        }

+

+        if (!match)

+            return FALSE;

+    }

+

+    if (iclass->is_keyboard.set &&

+        iclass->is_keyboard.val != !!(attrs->flags & 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_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(IDevPtr idev, InputAttributes *attrs)

+{

+    XF86ConfInputClassPtr cl;

+    XF86OptionPtr classopts, mergedopts = NULL;

+    char *classdriver = NULL;

+

+    for (cl = xf86configptr->conf_inputclass_lst; cl; cl = cl->list.next) {

+        if (!InputClassMatches(cl, attrs))

+            continue;

+

+        /* Collect class options and merge over previous classes */

+        xf86Msg(X_CONFIG, "%s: Applying InputClass \"%s\"\n",

+                idev->identifier, cl->identifier);

+        if (cl->driver)

+            classdriver = cl->driver;

+        classopts = xf86optionListDup(cl->option_lst);

+        mergedopts = xf86optionListMerge(mergedopts, classopts);

+    }

+

+    /* Apply options to device with InputClass settings preferred. */

+    if (classdriver) {

+        free(idev->driver);

+        idev->driver = xstrdup(classdriver);

+        if (!idev->driver) {

+            xf86Msg(X_ERROR, "Failed to allocate memory while merging "

+                    "InputClass configuration");

+            return BadAlloc;

+        }

+        mergedopts = xf86ReplaceStrOption(mergedopts, "driver", idev->driver);

+    }

+    idev->commonOptions = xf86optionListMerge(idev->commonOptions, mergedopts);

+

+    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(IDevPtr idev, 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, 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->identifier, ignore_class);

+    return ignore;

+}

+

+/**

+ * 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(IDevPtr idev, DeviceIntPtr *pdev, BOOL enable)

+{

+    InputDriverPtr drv = NULL;

+    InputInfoPtr pInfo = NULL;

+    DeviceIntPtr dev = NULL;

+    int rval;

+

+    /* Memory leak for every attached device if we don't

+     * test if the module is already loaded first */

+    drv = xf86LookupInputDriver(idev->driver);

+    if (!drv)

+        if (xf86LoadOneModule(idev->driver, NULL))

+            drv = xf86LookupInputDriver(idev->driver);

+    if (!drv) {

+        xf86Msg(X_ERROR, "No input driver matching `%s'\n", idev->driver);

+        rval = BadName;

+        goto unwind;

+    }

+

+    if (!drv->PreInit) {

+        xf86Msg(X_ERROR,

+                "Input driver `%s' has no PreInit function (ignoring)\n",

+                drv->driverName);

+        rval = BadImplementation;

+        goto unwind;

+    }

+

+    pInfo = drv->PreInit(drv, idev, 0);

+

+    if (!pInfo) {

+        xf86Msg(X_ERROR, "PreInit returned NULL for \"%s\"\n", idev->identifier);

+        rval = BadMatch;

+        goto unwind;

+    }

+    else if (!(pInfo->flags & XI86_CONFIGURED)) {

+        xf86Msg(X_ERROR, "PreInit failed for input device \"%s\"\n",

+                idev->identifier);

+        rval = BadMatch;

+        goto unwind;

+    }

+

+    if (!xf86ActivateDevice(pInfo))

+    {

+        rval = BadAlloc;

+        goto unwind;

+    }

+

+    dev = pInfo->dev;

+    rval = ActivateDevice(dev, TRUE);

+    if (rval != Success)

+    {

+        xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);

+        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 && xf86Screens[0]->vtSema)

+    {

+        EnableDevice(dev, TRUE);

+        if (!dev->enabled)

+        {

+            xf86Msg(X_ERROR, "Couldn't init device \"%s\"\n", idev->identifier);

+            rval = BadMatch;

+            goto unwind;

+        }

+        /* send enter/leave event, update sprite window */

+        CheckMotion(NULL, dev);

+    }

+

+    *pdev = dev;

+    return Success;

+

+unwind:

+    if(pInfo) {

+        if(drv->UnInit)

+            drv->UnInit(drv, pInfo, 0);

+        else

+            xf86DeleteInput(pInfo, 0);

+    }

+    return rval;

+}

+

+int

+NewInputDeviceRequest (InputOption *options, InputAttributes *attrs,

+                       DeviceIntPtr *pdev)

+{

+    IDevRec *idev = NULL;

+    InputOption *option = NULL;

+    int rval = Success;

+    int is_auto = 0;

+

+    idev = calloc(sizeof(*idev), 1);

+    if (!idev)

+        return BadAlloc;

+

+    for (option = options; option; option = option->next) {

+        if (strcasecmp(option->key, "driver") == 0) {

+            if (idev->driver) {

+                rval = BadRequest;

+                goto unwind;

+            }

+            idev->driver = xstrdup(option->value);

+            if (!idev->driver) {

+                rval = BadAlloc;

+                goto unwind;

+            }

+        }

+

+        if (strcasecmp(option->key, "name") == 0 ||

+            strcasecmp(option->key, "identifier") == 0) {

+            if (idev->identifier) {

+                rval = BadRequest;

+                goto unwind;

+            }

+            idev->identifier = xstrdup(option->value);

+            if (!idev->identifier) {

+                rval = BadAlloc;

+                goto unwind;

+            }

+        }

+

+        if (strcmp(option->key, "_source") == 0 &&

+            (strcmp(option->value, "server/hal") == 0 ||

+             strcmp(option->value, "server/udev") == 0)) {

+            is_auto = 1;

+            if (!xf86Info.autoAddDevices) {

+                rval = BadMatch;

+                goto unwind;

+            }

+        }

+    }

+

+    for (option = options; option; option = option->next) {

+        /* Steal option key/value strings from the provided list.

+         * We need those strings, the InputOption list doesn't. */

+        idev->commonOptions = xf86addNewOption(idev->commonOptions,

+                                               option->key, option->value);

+        option->key = NULL;

+        option->value = NULL;

+    }

+

+    /* Apply InputClass settings */

+    if (attrs) {

+        if (IgnoreInputClass(idev, attrs)) {

+            rval = BadIDChoice;

+            goto unwind;

+        }

+

+        rval = MergeInputClasses(idev, attrs);

+        if (rval != Success)

+            goto unwind;

+    }

+

+    if (!idev->driver || !idev->identifier) {

+        xf86Msg(X_INFO, "No input driver/identifier specified (ignoring)\n");

+        rval = BadRequest;

+        goto unwind;

+    }

+

+    if (!idev->identifier) {

+        xf86Msg(X_ERROR, "No device identifier specified (ignoring)\n");

+        return BadMatch;

+    }

+

+    rval = xf86NewInputDevice(idev, pdev,

+                (!is_auto || (is_auto && xf86Info.autoEnableDevices)));

+    if (rval == Success)

+        return Success;

+

+unwind:

+    if (is_auto && !xf86Info.autoAddDevices)

+        xf86Msg(X_INFO, "AutoAddDevices is off - not adding device.\n");

+    if(idev->driver)

+        free(idev->driver);

+    if(idev->identifier)

+        free(idev->identifier);

+    xf86optionListFree(idev->commonOptions);

+    free(idev);

+    return rval;

+}

+

+void

+DeleteInputDeviceRequest(DeviceIntPtr pDev)

+{

+    LocalDevicePtr pInfo = (LocalDevicePtr) pDev->public.devicePrivate;

+    InputDriverPtr drv = NULL;

+    IDevRec *idev = NULL;

+    IDevPtr *it;

+    Bool isMaster = IsMaster(pDev);

+

+    if (pInfo) /* need to get these before RemoveDevice */

+    {

+        drv = pInfo->drv;

+        idev = pInfo->conf_idev;

+    }

+

+    OsBlockSignals();

+    RemoveDevice(pDev, TRUE);

+

+    if (!isMaster && pInfo != NULL)

+    {

+        if(drv->UnInit)

+            drv->UnInit(drv, pInfo, 0);

+        else

+            xf86DeleteInput(pInfo, 0);

+

+        /* devices added through HAL aren't in the config layout */

+        it = xf86ConfigLayout.inputs;

+        while(*it && *it != idev)

+            it++;

+

+        if (!(*it)) /* end of list, not in the layout */

+        {

+            free(idev->driver);

+            free(idev->identifier);

+            xf86optionListFree(idev->commonOptions);

+            free(idev);

+        }

+    }

+    OsReleaseSignals();

+}

+

+/* 

+ * convenient functions to post events

+ */

+

+void

+xf86PostMotionEvent(DeviceIntPtr	device,

+                    int			is_absolute,

+                    int			first_valuator,

+                    int			num_valuators,

+                    ...)

+{

+    va_list var;

+    int i = 0;

+    static int valuators[MAX_VALUATORS];

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    va_start(var, num_valuators);

+    for (i = 0; i < num_valuators; i++)

+        valuators[i] = va_arg(var, int);

+    va_end(var);

+

+    xf86PostMotionEventP(device, is_absolute, first_valuator, num_valuators, valuators);

+}

+

+void

+xf86PostMotionEventP(DeviceIntPtr	device,

+                    int			is_absolute,

+                    int			first_valuator,

+                    int			num_valuators,

+                    int			*valuators)

+{

+    int i = 0, nevents = 0;

+    Bool drag = xf86SendDragEvents(device);

+    DeviceEvent *event;

+    int flags = 0;

+

+#if XFreeXDGA

+    int index;

+    int dx = 0, dy = 0;

+#endif

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    if (is_absolute)

+        flags = POINTER_ABSOLUTE;

+    else

+        flags = POINTER_RELATIVE | POINTER_ACCELERATE;

+

+#if XFreeXDGA

+    /* The evdev driver may not always send all axes across. */

+    if (num_valuators >= 1 && first_valuator <= 1) {

+        if (miPointerGetScreen(device)) {

+            index = miPointerGetScreen(device)->myNum;

+            if (first_valuator == 0)

+            {

+                dx = valuators[0];

+                if (is_absolute)

+                    dx -= device->last.valuators[0];

+            }

+

+            if (first_valuator == 1 || num_valuators >= 2)

+            {

+                dy = valuators[1 - first_valuator];

+                if (is_absolute)

+                    dy -= device->last.valuators[1];

+            }

+

+            if (DGAStealMotionEvent(device, index, dx, dy))

+                return;

+        }

+    }

+#endif

+

+    nevents = GetPointerEvents(xf86Events, device, MotionNotify, 0,

+                               flags, first_valuator, num_valuators,

+                               valuators);

+

+    for (i = 0; i < nevents; i++) {

+        event = (DeviceEvent*)((xf86Events + i)->event);

+        /* Don't post core motion events for devices not registered to send

+         * drag events. */

+        if (event->header == ET_Internal &&

+            (event->type != ET_Motion || drag)) {

+            mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));

+        }

+    }

+}

+

+void

+xf86PostProximityEvent(DeviceIntPtr	device,

+                       int		is_in,

+                       int		first_valuator,

+                       int		num_valuators,

+                       ...)

+{

+    va_list var;

+    int i;

+    int valuators[MAX_VALUATORS];

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    va_start(var, num_valuators);

+    for (i = 0; i < num_valuators; i++)

+        valuators[i] = va_arg(var, int);

+    va_end(var);

+

+    xf86PostProximityEventP(device, is_in, first_valuator, num_valuators,

+			    valuators);

+

+}

+

+void

+xf86PostProximityEventP(DeviceIntPtr	device,

+                        int		is_in,

+                        int		first_valuator,

+                        int		num_valuators,

+                        int		*valuators)

+{

+    int i, nevents;

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    nevents = GetProximityEvents(xf86Events, device,

+                                 is_in ? ProximityIn : ProximityOut, 

+                                 first_valuator, num_valuators, valuators);

+    for (i = 0; i < nevents; i++)

+        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));

+

+}

+

+void

+xf86PostButtonEvent(DeviceIntPtr	device,

+                    int			is_absolute,

+                    int			button,

+                    int			is_down,

+                    int			first_valuator,

+                    int			num_valuators,

+                    ...)

+{

+    va_list var;

+    int valuators[MAX_VALUATORS];

+    int i = 0;

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    va_start(var, num_valuators);

+    for (i = 0; i < num_valuators; i++)

+        valuators[i] = va_arg(var, int);

+    va_end(var);

+

+    xf86PostButtonEventP(device, is_absolute, button, is_down, first_valuator,

+			 num_valuators, valuators);

+

+}

+

+void

+xf86PostButtonEventP(DeviceIntPtr	device,

+                     int		is_absolute,

+                     int		button,

+                     int		is_down,

+                     int		first_valuator,

+                     int		num_valuators,

+                     int		*valuators)

+{

+    int i = 0, nevents = 0;

+    int flags = 0;

+

+#if XFreeXDGA

+    int index;

+#endif

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    if (is_absolute)

+        flags = POINTER_ABSOLUTE;

+    else

+        flags = POINTER_RELATIVE | POINTER_ACCELERATE;

+

+#if XFreeXDGA

+    if (miPointerGetScreen(device)) {

+        index = miPointerGetScreen(device)->myNum;

+        if (DGAStealButtonEvent(device, index, button, is_down))

+            return;

+    }

+#endif

+

+    nevents = GetPointerEvents(xf86Events, device,

+                               is_down ? ButtonPress : ButtonRelease, button,

+                               flags, first_valuator, num_valuators, valuators);

+

+    for (i = 0; i < nevents; i++)

+        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));

+

+}

+

+void

+xf86PostKeyEvent(DeviceIntPtr	device,

+                 unsigned int	key_code,

+                 int		is_down,

+                 int		is_absolute,

+                 int		first_valuator,

+                 int		num_valuators,

+                 ...)

+{

+    va_list var;

+    int i = 0;

+    static int valuators[MAX_VALUATORS];

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    va_start(var, num_valuators);

+    for (i = 0; i < num_valuators; i++)

+      valuators[i] = va_arg(var, int);

+    va_end(var);

+

+    xf86PostKeyEventP(device, key_code, is_down, is_absolute, first_valuator,

+		      num_valuators, valuators);

+

+}

+

+void

+xf86PostKeyEventP(DeviceIntPtr	device,

+                  unsigned int	key_code,

+                  int		is_down,

+                  int		is_absolute,

+                  int		first_valuator,

+                  int		num_valuators,

+                  int		*valuators)

+{

+    int i = 0, nevents = 0;

+

+    XI_VERIFY_VALUATORS(num_valuators);

+

+    if (is_absolute) {

+        nevents = GetKeyboardValuatorEvents(xf86Events, device,

+                                            is_down ? KeyPress : KeyRelease,

+                                            key_code, first_valuator,

+                                            num_valuators, valuators);

+    }

+    else {

+        nevents = GetKeyboardEvents(xf86Events, device,

+                                    is_down ? KeyPress : KeyRelease,

+                                    key_code);

+    }

+

+    for (i = 0; i < nevents; i++)

+        mieqEnqueue(device, (InternalEvent*)((xf86Events + i)->event));

+}

+

+void

+xf86PostKeyboardEvent(DeviceIntPtr      device,

+                      unsigned int      key_code,

+                      int               is_down)

+{

+    xf86PostKeyEventP(device, key_code, is_down, 0, 0, 0, NULL);

+}

+

+LocalDevicePtr

+xf86FirstLocalDevice(void)

+{

+    return xf86InputDevs;

+}

+

+/* 

+ * Cx     - raw data from touch screen

+ * Sxhigh - scaled highest dimension

+ *          (remember, this is of rows - 1 because of 0 origin)

+ * Sxlow  - scaled lowest dimension

+ * Rxhigh - highest raw value from touch screen calibration

+ * Rxlow  - 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 orgins on the touch screen vs X.

+ */

+

+int

+xf86ScaleAxis(int	Cx,

+              int	Sxhigh,

+              int	Sxlow,

+              int	Rxhigh,

+              int	Rxlow )

+{

+    int X;

+    int64_t dSx = Sxhigh - Sxlow;

+    int64_t dRx = Rxhigh - Rxlow;

+

+    if (dRx) {

+	X = (int)(((dSx * (Cx - Rxlow)) / dRx) + Sxlow);

+    }

+    else {

+	X = 0;

+	ErrorF ("Divide by Zero in xf86ScaleAxis");

+    }

+    

+    if (X > Sxhigh)

+	X = Sxhigh;

+    if (X < Sxlow)

+	X = Sxlow;

+    

+    return (X);

+}

+

+/*

+ * This function checks the given screen against the current screen and

+ * makes changes if appropriate. It should be called from an XInput driver's

+ * ReadInput function before any events are posted, if the device is screen

+ * specific like a touch screen.

+ */

+void

+xf86XInputSetScreen(LocalDevicePtr	local,

+		    int			screen_number,

+		    int			x,

+		    int			y)

+{

+    if (miPointerGetScreen(local->dev) !=

+          screenInfo.screens[screen_number]) {

+	miPointerSetScreen(local->dev, screen_number, x, y);

+    }

+}

+

+

+void

+xf86InitValuatorAxisStruct(DeviceIntPtr dev, int axnum, Atom label, int minval, int maxval,

+			   int resolution, int min_res, int max_res)

+{

+    if (!dev || !dev->valuator)

+        return;

+

+    InitValuatorAxisStruct(dev, axnum, label, minval, maxval, resolution, min_res,

+			   max_res);

+}

+

+/*

+ * Set the valuator values to be in synch 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];

+    }

+

+    if(axnum == 0)  /* to prevent double invocation */

+	ApplyAccelerationSettings(dev);

+}

+

+

+/**

+ * 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);

+}

+

+/* end of xf86Xinput.c */