File bit.h¶
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/*
* Copyright 2008 Search Solution Corporation
* Copyright 2016 CUBRID Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
/*
* bit.h - Bit operations
*/
#ifndef __BIT_H_
#define __BIT_H_
#ident "$Id$"
#include "system.h"
#define BIT8_FULL ((UINT8) 0xFF)
#define BIT16_FULL ((UINT16) 0xFFFF)
#define BIT32_FULL ((UINT32) 0xFFFFFFFF)
#define BIT64_FULL ((UINT64) 0xFFFFFFFFFFFFFFFF)
#define BIT8_HEXA_PRINT_FORMAT "0x%02x"
#define BIT16_HEXA_PRINT_FORMAT "0x%04x"
#define BIT32_HEXA_PRINT_FORMAT "0x%08x"
#define BIT64_HEXA_PRINT_FORMAT "0x%016llx"
extern int bit8_count_ones (UINT8 i);
extern int bit8_count_zeros (UINT8 i);
extern int bit8_count_trailing_ones (UINT8 i);
extern int bit8_count_trailing_zeros (UINT8 i);
extern int bit8_count_leading_ones (UINT8 i);
extern int bit8_count_leading_zeros (UINT8 i);
extern bool bit8_is_set (UINT8 i, int off);
extern UINT8 bit8_set (UINT8 i, int off);
extern UINT8 bit8_clear (UINT8 i, int off);
extern UINT8 bit8_set_trailing_bits (UINT8 i, int n);
extern int bit16_count_ones (UINT16 i);
extern int bit16_count_zeros (UINT16 i);
extern int bit16_count_trailing_ones (UINT16 i);
extern int bit16_count_trailing_zeros (UINT16 i);
extern int bit16_count_leading_ones (UINT16 i);
extern int bit16_count_leading_zeros (UINT16 i);
extern bool bit16_is_set (UINT16 i, int off);
extern UINT16 bit16_set (UINT16 i, int off);
extern UINT16 bit16_clear (UINT16 i, int off);
extern UINT16 bit16_set_trailing_bits (UINT16 i, int n);
extern int bit32_count_ones (UINT32 i);
extern int bit32_count_zeros (UINT32 i);
extern int bit32_count_trailing_ones (UINT32 i);
extern int bit32_count_trailing_zeros (UINT32 i);
extern int bit32_count_leading_ones (UINT32 i);
extern int bit32_count_leading_zeros (UINT32 i);
extern bool bit32_is_set (UINT32 i, int off);
extern UINT32 bit32_set (UINT32 i, int off);
extern UINT32 bit32_clear (UINT32 i, int off);
extern UINT32 bit32_set_trailing_bits (UINT32 i, int n);
extern int bit64_count_ones (UINT64 i);
extern int bit64_count_zeros (UINT64 i);
extern int bit64_count_trailing_ones (UINT64 i);
extern int bit64_count_trailing_zeros (UINT64 i);
extern int bit64_count_leading_ones (UINT64 i);
extern int bit64_count_leading_zeros (UINT64 i);
extern bool bit64_is_set (UINT64 i, int off);
extern UINT64 bit64_set (UINT64 i, int off);
extern UINT64 bit64_clear (UINT64 i, int off);
extern UINT64 bit64_set_trailing_bits (UINT64 i, int n);
#endif