fe_connection.hpp

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//
// Copyright 2016 Ettus Research LLC
//
// This program 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 of the License, or
// (at your option) any later version.
//
// This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
//

#ifndef INCLUDED_UHD_USRP_FE_CONNECTION_HPP
#define INCLUDED_UHD_USRP_FE_CONNECTION_HPP

#include <uhd/config.hpp>
#include <boost/operators.hpp>
#include <string>

namespace uhd { namespace usrp {

    class UHD_API fe_connection_t : boost::equality_comparable<fe_connection_t> {
    public:
        enum sampling_t {
            QUADRATURE, 
            HETERODYNE, 
            REAL        
        };

        fe_connection_t(
            sampling_t sampling_mode, bool iq_swapped,
            bool i_inverted, bool q_inverted, double if_freq = 0.0
        );

        fe_connection_t(const std::string& conn_str, double if_freq = 0.0);

        inline sampling_t get_sampling_mode() const {
            return _sampling_mode;
        }

        inline bool is_iq_swapped() const {
            return _iq_swapped;
        }

        inline bool is_i_inverted() const {
            return _i_inverted;
        }

        inline bool is_q_inverted() const {
            return _q_inverted;
        }

        inline double get_if_freq() const {
            return _if_freq;
        }

        inline void set_if_freq(double freq) {
            _if_freq = freq;
        }

    private:
        sampling_t  _sampling_mode;
        bool        _iq_swapped;
        bool        _i_inverted;
        bool        _q_inverted;
        double      _if_freq;
    };

    UHD_API bool operator==(const fe_connection_t &lhs, const fe_connection_t &rhs);

}} //namespace

#endif /* INCLUDED_UHD_USRP_FE_CONNECTION_HPP */