forked from sdr/gr-osmosdr
99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2013 Nuand LLC
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* Copyright 2013 Dimitri Stolnikov <horiz0n@gmx.net>
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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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#ifndef INCLUDED_BLADERF_COMMON_H
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#define INCLUDED_BLADERF_COMMON_H
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#include <vector>
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#include <string>
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#include <boost/circular_buffer.hpp>
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#include <boost/thread/mutex.hpp>
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#include <boost/thread/shared_mutex.hpp>
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#include <boost/thread/condition_variable.hpp>
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#include <gnuradio/thread/thread.h>
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#include <gnuradio/gr_complex.h>
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#include <libbladeRF.h>
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#include "osmosdr/ranges.h"
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/* We currently read/write 1024 samples (pairs of 16-bit signed ints) */
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#define BLADERF_SAMPLE_BLOCK_SIZE (1024)
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/*
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* Default size of sample FIFO, in entries.
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* This can be overridden by the environment variable BLADERF_SAMPLE_FIFO_SIZE.
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*/
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#ifndef BLADERF_SAMPLE_FIFO_SIZE
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# define BLADERF_SAMPLE_FIFO_SIZE (2 * 1024 * 1024)
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#endif
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#define BLADERF_SAMPLE_FIFO_MIN_SIZE (3 * BLADERF_SAMPLE_BLOCK_SIZE)
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typedef boost::shared_ptr<struct bladerf> bladerf_sptr;
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class bladerf_common
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{
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public:
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bladerf_common();
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virtual ~bladerf_common();
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protected:
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bladerf_sptr open(const std::string &device_name);
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osmosdr::freq_range_t freq_range();
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osmosdr::meta_range_t sample_rates();
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osmosdr::freq_range_t filter_bandwidths();
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static std::vector< std::string > devices();
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bool is_running();
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void set_running(bool is_running);
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bladerf_sptr _dev;
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void **_buffers;
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struct bladerf_stream *_stream;
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size_t _num_buffers;
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size_t _buf_index;
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gr::thread::thread _thread;
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boost::circular_buffer<gr_complex> *_fifo;
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boost::mutex _fifo_lock;
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boost::condition_variable _samp_avail;
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osmosdr::gain_range_t _vga1_range;
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osmosdr::gain_range_t _vga2_range;
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private:
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bool _is_running;
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boost::shared_mutex _state_lock;
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static boost::mutex _devs_mutex;
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static std::list<boost::weak_ptr<struct bladerf> > _devs;
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static bladerf_sptr get_cached_device(struct bladerf_devinfo devinfo);
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static void close(void *dev); /* called by shared_ptr */
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};
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#endif
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