64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
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/* -*- c++ -*- */
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/*
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* Copyright 2013 Sylvain Munaut <tnt@246tNt.com>
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*
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* This 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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* This software 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 software; 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_GR_FOSPHOR_FIFO_H
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#define INCLUDED_GR_FOSPHOR_FIFO_H
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#include <gnuradio/fosphor/api.h>
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#include <gnuradio/gr_complex.h>
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#include <gnuradio/thread/thread.h>
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namespace gr {
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namespace fosphor {
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class GR_FOSPHOR_API fifo
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{
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private:
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gr_complex *d_buf;
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int d_len;
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int d_rp;
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int d_wp;
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thread::mutex d_mutex;
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thread::condition_variable d_cond_empty;
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thread::condition_variable d_cond_full;
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public:
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fifo(int length);
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~fifo();
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int free();
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int used();
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int write_max_size();
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gr_complex *write_prepare(int size, bool wait=true);
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void write_commit(int size);
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int read_max_size();
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gr_complex *read_peek(int size, bool wait=true);
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void read_discard(int size);
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};
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} // namespace fosphor
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} // namespace gr
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#endif /* INCLUDED_GR_FOSPHOR_FIFO_H */
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