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https://github.com/JvanKatwijk/qt-dab.git
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44 lines
1.3 KiB
C++
Executable File
44 lines
1.3 KiB
C++
Executable File
#
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/* -*- c++ -*- */
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/*
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* Copyright 2004,2010 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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//
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// This is a (partial) rewrite of the GNU radio code, for use
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// within the DAB/DAB+ sdr-j receiver software
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// all rights are acknowledged.
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//
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#pragma once
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#include <cstdint>
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class firecode_checker {
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public:
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firecode_checker();
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~firecode_checker();
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// error detection. x[0-1] contains parity, x[2-10] contains data
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bool check (const uint8_t *x); // return true if firecode check is passed
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private:
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uint16_t tab[256];
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uint16_t run8(unsigned char regs[]);
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static const uint8_t g[16];
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};
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