text: /*
   * Copyright © 2010 Red Hat, 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 (including the next
   * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
   * DEALINGS IN THE SOFTWARE.
   *
   */
  
  #ifdef HAVE_DIX_CONFIG_H
  #include "dix-config.h"
  #endif
  
  #ifndef INPUTUTILS_H
  #define INPUTUTILS_H
  
  #include "input.h"
  #include <X11/extensions/XI2proto.h>
  
  extern Mask event_filters[MAXDEVICES][MAXEVENTS];
  
  struct _ValuatorMask {
      int8_t last_bit;            /* highest bit set in mask */
      uint8_t mask[(MAX_VALUATORS + 7) / 8];
      double valuators[MAX_VALUATORS];    /* valuator data */
  };
  
  extern void verify_internal_event(const InternalEvent *ev);
  extern void init_device_event(DeviceEvent *event, DeviceIntPtr dev, Time ms);
  extern int event_get_corestate(DeviceIntPtr mouse, DeviceIntPtr kbd);
  extern void event_set_state(DeviceIntPtr mouse, DeviceIntPtr kbd,
                              DeviceEvent *event);
  extern Mask event_get_filter_from_type(DeviceIntPtr dev, int evtype);
  extern Mask event_get_filter_from_xi2type(int evtype);
  
  FP3232 double_to_fp3232(double in);
  FP1616 double_to_fp1616(double in);
  double fp1616_to_double(FP1616 in);
  double fp3232_to_double(FP3232 in);
  
  XI2Mask *xi2mask_new(void);
  XI2Mask *xi2mask_new_with_size(size_t, size_t); /* don't use it */
  void xi2mask_free(XI2Mask **mask);
  Bool xi2mask_isset(XI2Mask *mask, const DeviceIntPtr dev, int event_type);
  void xi2mask_set(XI2Mask *mask, int deviceid, int event_type);
  void xi2mask_zero(XI2Mask *mask, int deviceid);
  void xi2mask_merge(XI2Mask *dest, const XI2Mask *source);
  size_t xi2mask_num_masks(const XI2Mask *mask);
  size_t xi2mask_mask_size(const XI2Mask *mask);
  void xi2mask_set_one_mask(XI2Mask *xi2mask, int deviceid,
                            const unsigned char *mask, size_t mask_size);
  const unsigned char *xi2mask_get_one_mask(const XI2Mask *xi2mask, int deviceid);
  #endif
  