GNU Radio block for interfacing with various radio hardware
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gr-osmosdr/lib/bladerf/bladerf_sink_c.h

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/* -*- c++ -*- */
/*
* Copyright 2013-2017 Nuand LLC
* Copyright 2013 Dimitri Stolnikov <horiz0n@gmx.net>
*
* 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_BLADERF_SINK_C_H
#define INCLUDED_BLADERF_SINK_C_H
#include <gnuradio/sync_block.h>
#include "sink_iface.h"
#include "bladerf_common.h"
#include "osmosdr/ranges.h"
class bladerf_sink_c;
/*
* We use std::shared_ptr's instead of raw pointers for all access
* to gr_blocks (and many other data structures). The shared_ptr gets
* us transparent reference counting, which greatly simplifies storage
* management issues. This is especially helpful in our hybrid
* C++ / Python system.
*
* See http://www.boost.org/libs/smart_ptr/smart_ptr.htm
*
* As a convention, the _sptr suffix indicates a std::shared_ptr
*/
typedef std::shared_ptr<bladerf_sink_c> bladerf_sink_c_sptr;
/*!
* \brief Return a shared_ptr to a new instance of bladerf_sink_c.
*
* To avoid accidental use of raw pointers, bladerf_sink_c's
* constructor is private. make_bladerf_sink_c is the public
* interface for creating new instances.
*/
bladerf_sink_c_sptr make_bladerf_sink_c(const std::string &args = "");
class bladerf_sink_c :
public gr::sync_block,
public sink_iface,
protected bladerf_common
{
private:
// The friend declaration allows bladerf_make_sink_c to
// access the private constructor.
friend bladerf_sink_c_sptr make_bladerf_sink_c(const std::string &args);
bladerf_sink_c(const std::string &args);
bool is_antenna_valid(const std::string &antenna);
public:
std::string name();
static std::vector<std::string> get_devices();
size_t get_max_channels(void);
size_t get_num_channels(void);
bool start();
bool stop();
int work(int noutput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
osmosdr::meta_range_t get_sample_rates(void);
double set_sample_rate(double rate);
double get_sample_rate(void);
osmosdr::freq_range_t get_freq_range(size_t chan = 0);
double set_center_freq(double freq, size_t chan = 0);
double get_center_freq(size_t chan = 0);
double set_freq_corr(double ppm, size_t chan = 0);
double get_freq_corr(size_t chan = 0);
std::vector<std::string> get_gain_names(size_t chan = 0);
osmosdr::gain_range_t get_gain_range(size_t chan = 0);
osmosdr::gain_range_t get_gain_range(const std::string &name,
size_t chan = 0);
bool set_gain_mode(bool automatic, size_t chan = 0);
bool get_gain_mode(size_t chan = 0);
double set_gain(double gain, size_t chan = 0);
double set_gain(double gain, const std::string &name, size_t chan = 0);
double get_gain(size_t chan = 0);
double get_gain(const std::string &name, size_t chan = 0);
std::vector<std::string> get_antennas(size_t chan = 0);
std::string set_antenna(const std::string &antenna, size_t chan = 0);
std::string get_antenna(size_t chan = 0);
void set_dc_offset(const std::complex<double> &offset, size_t chan);
void set_iq_balance(const std::complex<double> &balance, size_t chan);
osmosdr::freq_range_t get_bandwidth_range(size_t chan = 0);
double set_bandwidth(double bandwidth, size_t chan = 0);
double get_bandwidth(size_t chan = 0);
std::vector<std::string> get_clock_sources(size_t mboard);
void set_clock_source(const std::string &source, size_t mboard = 0);
std::string get_clock_source(size_t mboard);
void set_biastee_mode(const std::string &mode);
private:
int transmit_with_tags(int16_t const *samples, int noutput_items);
// Sample-handling buffers
int16_t *_16icbuf; /**< raw samples to bladeRF */
gr_complex *_32fcbuf; /**< intermediate buffer for conversions */
bool _in_burst; /**< are we currently in a burst? */
bool _running; /**< is the sink running? */
bladerf_channel_layout _layout; /**< channel layout */
gr::thread::mutex d_mutex; /**< mutex to protect set/work access */
/* Scaling factor used when converting from float to int16_t */
const float SCALING_FACTOR = 2048.0f;
};
#endif // INCLUDED_BLADERF_SINK_C_H