// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_
#define UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_

#include <limits.h>

namespace ui {

#define EVDEV_LONG_BITS (CHAR_BIT * sizeof(long))
#define EVDEV_BITS_TO_LONGS(x) (((x) + EVDEV_LONG_BITS - 1) / EVDEV_LONG_BITS)

static inline int EvdevBitIsSet(const unsigned long* data, int bit) {
  return data[bit / EVDEV_LONG_BITS] & (1UL << (bit % EVDEV_LONG_BITS));
}

}  // namespace ui

#endif  // UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_
#define UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_

#include <limits.h>

namespace ui {

#define EVDEV_LONG_BITS (CHAR_BIT * sizeof(long))
#define EVDEV_BITS_TO_LONGS(x) (((x) + EVDEV_LONG_BITS - 1) / EVDEV_LONG_BITS)

static inline bool EvdevBitIsSet(const unsigned long* data, int bit) {
  return data[bit / EVDEV_LONG_BITS] & (1UL << (bit % EVDEV_LONG_BITS));
}

}  // namespace ui

#endif  // UI_EVENTS_OZONE_EVDEV_EVENT_DEVICE_UTIL_H_

Make EvdevBitIsSet return a bool
Make EvdevBitIsSet return a bool

Can't return an int since the result of the operation is a long, so it
can overflow an int leading to errors. Since all usages of EvdevBitIsSet
are looking for a boolean response change it to bool.

BUG=none
NOTRY=true

Review URL: https://codereview.chromium.org/643663003

Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#298887}
