71 lines
1.9 KiB
C++
71 lines
1.9 KiB
C++
/* -*- c++ -*- */
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/*
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* gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
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*
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* Copyright (C) 2018, Libre Space Foundation <http://librespacefoundation.org/>
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*
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* This program 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 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_SATNOGS_DECODER_8B10B_IMPL_H
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#define INCLUDED_SATNOGS_DECODER_8B10B_IMPL_H
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#include <satnogs/decoder_8b10b.h>
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namespace gr
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{
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namespace satnogs
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{
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class decoder_8b10b_impl : public decoder_8b10b
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{
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private:
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size_t d_max_frame_len;
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int d_comp_type;
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uint16_t d_control_symbol_pos;
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uint16_t d_control_symbol_neg;
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uint16_t d_data_reg;
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unsigned long long d_wrong_bits, d_wrong_bits_neg;
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unsigned int d_nwrong, d_nwrong_neg;
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uint d_10b_cnt;
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uint16_t d_word;
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typedef enum
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{
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IN_SYNC, DECODING
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} d_state_t;
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d_state_t d_state;
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public:
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decoder_8b10b_impl (const std::string& control_symbol,
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size_t max_frame_len, int comp_type);
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~decoder_8b10b_impl ();
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bool
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set_access_code (const std::string &access_code);
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// Where all the action really happens
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int
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work (int noutput_items, gr_vector_const_void_star &input_items,
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gr_vector_void_star &output_items);
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};
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}
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// namespace satnogs
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}// namespace gr
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#endif /* INCLUDED_SATNOGS_DECODER_8B10B_IMPL_H */
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