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Move utility functions to a separate header

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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2013-06-04 15:46:03 +10:00
parent 57ba888d43
commit f65a1932c1
3 changed files with 116 additions and 85 deletions
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1
libevdev/Makefile.am
View file

@ -3,6 +3,7 @@ lib_LTLIBRARIES=libevdev.la
libevdev_la_SOURCES = \
libevdev.h \
libevdev-int.h \
libevdev-util.h \
libevdev.c
libevdev_la_LDFLAGS = -version-info $(LIBEVDEV_LT_VERSION) -export-symbols-regex '^libevdev_'

114
libevdev/libevdev-util.h Normal file
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@ -0,0 +1,114 @@
/*
* Copyright © 2013 Red Hat, Inc.
*
* 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 the copyright holders not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. The copyright holders make no representations
* about the suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL THE COPYRIGHT HOLDERS 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.
*/
#ifndef _UTIL_H_
#define _UTIL_H_
#include <config.h>
#include "libevdev-int.h"
static inline int
bit_is_set(const unsigned long *array, int bit)
{
return !!(array[bit / LONG_BITS] & (1LL << (bit % LONG_BITS)));
}
static inline void
set_bit(unsigned long *array, int bit)
{
array[bit / LONG_BITS] |= (1LL << (bit % LONG_BITS));
}
static inline void
clear_bit(unsigned long *array, int bit)
{
array[bit / LONG_BITS] &= ~(1LL << (bit % LONG_BITS));
}
static inline void
set_bit_state(unsigned long *array, int bit, int state)
{
if (state)
set_bit(array, bit);
else
clear_bit(array, bit);
}
static unsigned int
type_to_mask_const(const struct libevdev *dev, unsigned int type, const unsigned long **mask)
{
unsigned int max;
switch(type) {
case EV_ABS:
*mask = dev->abs_bits;
max = ABS_MAX;
break;
case EV_REL:
*mask = dev->rel_bits;
max = REL_MAX;
break;
case EV_KEY:
*mask = dev->key_bits;
max = KEY_MAX;
break;
case EV_LED:
*mask = dev->led_bits;
max = LED_MAX;
break;
default:
return 0;
}
return max;
}
static unsigned int
type_to_mask(struct libevdev *dev, unsigned int type, unsigned long **mask)
{
unsigned int max;
switch(type) {
case EV_ABS:
*mask = dev->abs_bits;
max = ABS_MAX;
break;
case EV_REL:
*mask = dev->rel_bits;
max = REL_MAX;
break;
case EV_KEY:
*mask = dev->key_bits;
max = KEY_MAX;
break;
case EV_LED:
*mask = dev->led_bits;
max = LED_MAX;
break;
default:
return 0;
}
return max;
}
#endif

86
libevdev/libevdev.c
View file

@ -29,95 +29,11 @@
#include "libevdev.h"
#include "libevdev-int.h"
#include "libevdev-util.h"
#include "event-names.h"
#define MAXEVENTS 64
static inline int
bit_is_set(const unsigned long *array, int bit)
{
return !!(array[bit / LONG_BITS] & (1LL << (bit % LONG_BITS)));
}
static inline void
set_bit(unsigned long *array, int bit)
{
array[bit / LONG_BITS] |= (1LL << (bit % LONG_BITS));
}
static inline void
clear_bit(unsigned long *array, int bit)
{
array[bit / LONG_BITS] &= ~(1LL << (bit % LONG_BITS));
}
static inline void
set_bit_state(unsigned long *array, int bit, int state)
{
if (state)
set_bit(array, bit);
else
clear_bit(array, bit);
}
static unsigned int
type_to_mask_const(const struct libevdev *dev, unsigned int type, const unsigned long **mask)
{
unsigned int max;
switch(type) {
case EV_ABS:
*mask = dev->abs_bits;
max = ABS_MAX;
break;
case EV_REL:
*mask = dev->rel_bits;
max = REL_MAX;
break;
case EV_KEY:
*mask = dev->key_bits;
max = KEY_MAX;
break;
case EV_LED:
*mask = dev->led_bits;
max = LED_MAX;
break;
default:
return 0;
}
return max;
}
static unsigned int
type_to_mask(struct libevdev *dev, unsigned int type, unsigned long **mask)
{
unsigned int max;
switch(type) {
case EV_ABS:
*mask = dev->abs_bits;
max = ABS_MAX;
break;
case EV_REL:
*mask = dev->rel_bits;
max = REL_MAX;
break;
case EV_KEY:
*mask = dev->key_bits;
max = KEY_MAX;
break;
case EV_LED:
*mask = dev->led_bits;
max = LED_MAX;
break;
default:
return 0;
}
return max;
}
static int
init_event_queue(struct libevdev *dev)
{