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/*
   Copyright (C) 2005, 2006, 2007, 2008, 2009 Her Majesty the Queen in Right
   of Canada (Communications Research Center Canada)
   */
/*
   This file is part of CRC-DabMux.

   CRC-DabMux is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as
   published by the Free Software Foundation, either version 3 of the
   License, or (at your option) any later version.

   CRC-DabMux is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with CRC-DabMux.  If not, see <http://www.gnu.org/licenses/>.
   */

#ifndef _REEDSOLOMON
#define _REEDSOLOMON

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif


class ReedSolomon
{
public:
    ReedSolomon(int N, int K, bool reverse = false,
            int gfpoly = 0x11d, int firstRoot = 0, int primElem = 1);
    ReedSolomon(const ReedSolomon& clone);
    virtual ~ReedSolomon();

    void setReverse(bool state);
    int encode(void* data, void* fec, unsigned long size);
    int encode(void* data, unsigned long size);

protected:
    int myN;
    int myK;

private:
    void* rsData;
    bool reverse;
};


#endif // _REEDSOLOMON