forked from sdr/gr-osmosdr
298 lines
6.9 KiB
C++
298 lines
6.9 KiB
C++
/* -*- c++ -*- */
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/*
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* Copyright 2015 Pavel Demin
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* Copyright 2012 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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#include <fstream>
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#include <string>
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#include <sstream>
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#include <stdexcept>
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#if defined(_WIN32)
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#include <winsock2.h>
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#include <ws2tcpip.h>
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#include <windows.h>
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#else
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#endif
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#include <boost/assign.hpp>
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#include <boost/format.hpp>
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#include <boost/algorithm/string.hpp>
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#include <gnuradio/io_signature.h>
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#include "redpitaya_common.h"
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#include "redpitaya_source_c.h"
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#include "arg_helpers.h"
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using namespace boost::assign;
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redpitaya_source_c_sptr make_redpitaya_source_c(const std::string &args)
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{
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return gnuradio::get_initial_sptr(new redpitaya_source_c(args));
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}
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redpitaya_source_c::redpitaya_source_c(const std::string &args) :
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gr::sync_block("redpitaya_source_c",
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gr::io_signature::make(0, 0, 0),
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gr::io_signature::make(1, 1, sizeof(gr_complex)))
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{
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std::string host = "192.168.1.100";
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std::stringstream message;
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unsigned short port = 1001;
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struct sockaddr_in addr;
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uint32_t command;
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#if defined(_WIN32)
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WSADATA wsaData;
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WSAStartup( MAKEWORD(2, 2), &wsaData );
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#endif
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_freq = 6.0e5;
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_rate = 1.0e5;
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_corr = 0.0;
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dict_t dict = params_to_dict( args );
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if ( dict.count( "redpitaya" ) )
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{
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std::vector< std::string > tokens;
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boost::algorithm::split( tokens, dict["redpitaya"], boost::is_any_of( ":" ) );
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if ( tokens[0].length() && ( tokens.size() == 1 || tokens.size() == 2 ) )
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host = tokens[0];
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if ( tokens.size() == 2 )
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port = boost::lexical_cast< unsigned short >( tokens[1] );
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}
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if ( !host.length() )
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host = "192.168.1.100";
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if ( 0 == port )
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port = 1001;
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for ( size_t i = 0; i < 2; ++i )
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{
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if ( ( _sockets[i] = socket( AF_INET, SOCK_STREAM, 0 ) ) < 0 )
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throw std::runtime_error( "Could not create TCP socket." );
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memset( &addr, 0, sizeof(addr) );
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addr.sin_family = AF_INET;
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addr.sin_addr.s_addr = inet_addr( host.c_str() );
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addr.sin_port = htons( port );
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if ( ::connect( _sockets[i], (struct sockaddr *)&addr, sizeof(addr) ) < 0 )
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{
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message << "Could not connect to " << host << ":" << port << ".";
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throw std::runtime_error( message.str() );
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}
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command = i;
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redpitaya_send_command( _sockets[i], command );
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}
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}
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redpitaya_source_c::~redpitaya_source_c()
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{
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#if defined(_WIN32)
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::closesocket( _sockets[1] );
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::closesocket( _sockets[0] );
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WSACleanup();
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#else
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::close( _sockets[1] );
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::close( _sockets[0] );
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#endif
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}
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int redpitaya_source_c::work( int noutput_items,
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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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ssize_t size;
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ssize_t total = sizeof(gr_complex) * noutput_items;
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gr_complex *out = (gr_complex *)output_items[0];
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#if defined(_WIN32)
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size = ::recv( _sockets[1], (char *)out, total, MSG_WAITALL );
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#else
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size = ::recv( _sockets[1], out, total, MSG_WAITALL );
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#endif
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if ( size != total )
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throw std::runtime_error( "Receiving samples failed." );
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return noutput_items;
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}
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std::string redpitaya_source_c::name()
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{
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return "Red Pitaya Source";
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}
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std::vector<std::string> redpitaya_source_c::get_devices( bool fake )
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{
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std::vector<std::string> devices;
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if ( fake )
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{
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std::string args = "redpitaya=192.168.1.100:1001";
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args += ",label='Red Pitaya Transceiver Server'";
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devices.push_back( args );
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}
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return devices;
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}
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size_t redpitaya_source_c::get_num_channels( void )
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{
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return 1;
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}
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osmosdr::meta_range_t redpitaya_source_c::get_sample_rates( void )
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{
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osmosdr::meta_range_t range;
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range += osmosdr::range_t( 20000 );
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range += osmosdr::range_t( 50000 );
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range += osmosdr::range_t( 100000 );
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range += osmosdr::range_t( 250000 );
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range += osmosdr::range_t( 500000 );
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range += osmosdr::range_t( 1250000 );
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return range;
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}
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double redpitaya_source_c::set_sample_rate( double rate )
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{
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uint32_t command = 0;
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if ( 20000 == rate ) command = 0;
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else if ( 50000 == rate ) command = 1;
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else if ( 100000 == rate ) command = 2;
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else if ( 250000 == rate ) command = 3;
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else if ( 500000 == rate ) command = 4;
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else if ( 1250000 == rate ) command = 5;
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else return get_sample_rate();
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command |= 1<<28;
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redpitaya_send_command( _sockets[0], command );
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_rate = rate;
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return get_sample_rate();
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}
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double redpitaya_source_c::get_sample_rate( void )
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{
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return _rate;
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}
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osmosdr::freq_range_t redpitaya_source_c::get_freq_range( size_t chan )
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{
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return osmosdr::freq_range_t( _rate / 2.0, 6.0e7 );
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}
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double redpitaya_source_c::set_center_freq( double freq, size_t chan )
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{
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uint32_t command = 0;
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if ( freq < _rate / 2.0 || freq > 6.0e7 ) return get_center_freq( chan );
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command = (uint32_t)floor( freq * (1.0 + _corr * 1.0e-6 ) + 0.5 );
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redpitaya_send_command( _sockets[0], command );
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_freq = freq;
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return get_center_freq( chan );
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}
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double redpitaya_source_c::get_center_freq( size_t chan )
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{
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return _freq;
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}
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double redpitaya_source_c::set_freq_corr( double ppm, size_t chan )
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{
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_corr = ppm;
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return get_freq_corr( chan );
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}
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double redpitaya_source_c::get_freq_corr( size_t chan )
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{
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return _corr;
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}
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std::vector<std::string> redpitaya_source_c::get_gain_names( size_t chan )
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{
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return std::vector< std::string >();
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}
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osmosdr::gain_range_t redpitaya_source_c::get_gain_range( size_t chan )
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{
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return osmosdr::gain_range_t();
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}
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osmosdr::gain_range_t redpitaya_source_c::get_gain_range( const std::string & name, size_t chan )
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{
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return get_gain_range( chan );
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}
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double redpitaya_source_c::set_gain( double gain, size_t chan )
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{
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return get_gain( chan );
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}
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double redpitaya_source_c::set_gain( double gain, const std::string & name, size_t chan )
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{
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return set_gain( chan );
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}
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double redpitaya_source_c::get_gain( size_t chan )
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{
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return 0;
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}
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double redpitaya_source_c::get_gain( const std::string & name, size_t chan )
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{
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return get_gain( chan );
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}
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std::vector< std::string > redpitaya_source_c::get_antennas( size_t chan )
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{
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return std::vector< std::string >();
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}
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std::string redpitaya_source_c::set_antenna( const std::string & antenna, size_t chan )
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{
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return get_antenna( chan );
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}
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std::string redpitaya_source_c::get_antenna( size_t chan )
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{
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return "RX";
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}
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