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/* -*- c++ -*- */
/*
* Copyright 2012 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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, or (at your option)
* any later version.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_FEC_DECODE_CCSDS_27_FB_IMPL_H
#define INCLUDED_FEC_DECODE_CCSDS_27_FB_IMPL_H
#include <gnuradio/fec/decode_ccsds_27_fb.h>
extern "C" {
#include <gnuradio/fec/viterbi.h>
}
namespace gr {
namespace fec {
class FEC_API decode_ccsds_27_fb_impl : public decode_ccsds_27_fb
{
private:
// Viterbi state
int d_mettab[2][256];
struct viterbi_state d_state0[64];
struct viterbi_state d_state1[64];
unsigned char d_viterbi_in[16];
int d_count;
public:
decode_ccsds_27_fb_impl();
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} /* namespace fec */
} /* namespace gr */
#endif /* INCLUDED_FEC_DECODE_CCSDS_27_FB_IMPL_H */
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