GNU Radio 3.7.2git-47-g5cfb1151 C++ API
crc32.h
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/* -*- c++ -*- */
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/*
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* Copyright 2005,2011,2012 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_DIGITAL_CRC32_H
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#define INCLUDED_DIGITAL_CRC32_H
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#include <
gnuradio/digital/api.h
>
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#include <string>
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#include <
gnuradio/types.h
>
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namespace
gr {
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namespace
digital {
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/*!
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* \brief update running CRC-32
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* \ingroup packet_operators_blk
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*
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* \details
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* Update a running CRC with the bytes buf[0..len-1] The CRC
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* should be initialized to all 1's, and the transmitted value is
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* the 1's complement of the final running CRC. The resulting CRC
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* should be transmitted in big endian order.
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*/
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DIGITAL_API
unsigned
int
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update_crc32
(
unsigned
int
crc,
const
unsigned
char
*buf,
size_t
len);
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DIGITAL_API
unsigned
int
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update_crc32
(
unsigned
int
crc,
const
std::string buf);
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DIGITAL_API
unsigned
int
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crc32
(
const
unsigned
char
*buf,
size_t
len);
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DIGITAL_API
unsigned
int
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crc32
(
const
std::string buf);
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}
/* namespace digital */
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}
/* namespace gr */
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#endif
/* INCLUDED_CRC32_H */
gnuradio
gr-digital
include
gnuradio
digital
crc32.h
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