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count_bits.h
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/* -*- c++ -*- */
/*
* Copyright 2003,2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#ifndef _GR_COUNT_BITS_H_
#define _GR_COUNT_BITS_H_
#include <gnuradio/blocks/api.h>
#include <cstdint>
namespace gr {
namespace blocks {
//! return number of set bits in the low 8 bits of x
BLOCKS_API unsigned int count_bits8(unsigned int x);
//! return number of set bits in the low 16 bits of x
BLOCKS_API unsigned int count_bits16(unsigned int x);
//! return number of set bits in the low 32 bits of x
BLOCKS_API unsigned int count_bits32(unsigned int x);
//! return number of set bits in a 64-bit word
BLOCKS_API unsigned int count_bits64(uint64_t x);
} /* namespace blocks */
} /* namespace gr */
#endif /* _GR_COUNT_BITS_H_ */
api.h
BLOCKS_API
#define BLOCKS_API
Definition gr-blocks/include/gnuradio/blocks/api.h:18
gr::blocks::count_bits64
BLOCKS_API unsigned int count_bits64(uint64_t x)
return number of set bits in a 64-bit word
gr::blocks::count_bits16
BLOCKS_API unsigned int count_bits16(unsigned int x)
return number of set bits in the low 16 bits of x
gr::blocks::count_bits32
BLOCKS_API unsigned int count_bits32(unsigned int x)
return number of set bits in the low 32 bits of x
gr::blocks::count_bits8
BLOCKS_API unsigned int count_bits8(unsigned int x)
return number of set bits in the low 8 bits of x
gr
GNU Radio logging wrapper.
Definition basic_block.h:29