64 lines
2.0 KiB
C++
64 lines
2.0 KiB
C++
/* -*- c++ -*- */
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/*
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* @file
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* @author (C) 2015-2017 by Piotr Krysik <ptrkrysik@gmail.com>
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* @section LICENSE
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*
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* Gr-gsm 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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* Gr-gsm 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 gr-gsm; 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_GSM_CLOCK_OFFSET_CONTROL_IMPL_H
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#define INCLUDED_GSM_CLOCK_OFFSET_CONTROL_IMPL_H
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#include <grgsm/receiver/clock_offset_control.h>
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#include <string>
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namespace gr {
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namespace gsm {
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class clock_offset_control_impl : public clock_offset_control
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{
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private:
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float d_fc;
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float d_samp_rate;
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unsigned int d_osr;
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float d_alfa;
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float d_ppm_estimate;
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float d_last_ppm_estimate;
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bool d_first_measurement;
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int d_counter;
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std::string d_last_state;
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float d_current_time;
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float d_last_fcch_time;
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bool d_first_time;
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void process_measurement(pmt::pmt_t msg);
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void send_ctrl_messages(float freq_offset);
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void timed_reset();
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void reset();
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public:
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clock_offset_control_impl(float fc, float samp_rate, unsigned int osr);
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~clock_offset_control_impl();
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virtual void set_fc(float fc);
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virtual void set_samp_rate(float samp_rate);
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virtual void set_osr(unsigned int osr);
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};
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} // namespace gsm
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} // namespace gr
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#endif /* INCLUDED_GSM_CLOCK_OFFSET_CONTROL_IMPL_H */
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