| /* -*- c++ -*- */ |
| /* |
| * @file |
| * @author (C) 2018 by Andrew Artyushok <loony.developer@gmail.com> |
| * @author (C) 2018 by Vasil Velichkov <vvvelichkov@gmail.com> |
| * @section LICENSE |
| * |
| * Gr-gsm 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. |
| * |
| * Gr-gsm 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 gr-gsm; see the file COPYING. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef INCLUDED_GSM_TCH_H_CHANS_DEMAPPER_IMPL_H |
| #define INCLUDED_GSM_TCH_H_CHANS_DEMAPPER_IMPL_H |
| |
| #include <grgsm/demapping/tch_h_chans_demapper.h> |
| |
| namespace gr { |
| namespace gsm { |
| |
| class tch_h_chans_demapper_impl : public tch_h_chans_demapper |
| { |
| private: |
| unsigned int d_timeslot; |
| unsigned int d_tch_h_channel; |
| |
| // Downlink |
| uint32_t d_frame_numbers_dl[3][8]; // for checking consecutive frame numbers of tch |
| uint32_t d_frame_numbers_sacch_dl[4]; // for checking consecutive frame numbers of sacch |
| pmt::pmt_t d_bursts_dl[3][8]; // for tch output headers+bursts |
| pmt::pmt_t d_bursts_sacch_dl[4]; // for sacch output bursts |
| |
| // Uplink |
| uint32_t d_frame_numbers_ul[3][8]; // for checking consecutive frame numbers of tch |
| uint32_t d_frame_numbers_sacch_ul[4]; // for checking consecutive frame numbers of sacch |
| pmt::pmt_t d_bursts_ul[3][8]; // for tch output headers+bursts |
| pmt::pmt_t d_bursts_sacch_ul[4]; // for sacch output bursts |
| |
| void sacch_tch_demapper(uint32_t fn_mod13, u_int32_t fn_mod26, uint32_t frame_nr, pmt::pmt_t *d_bursts_sacch, |
| uint32_t *d_frame_numbers_sacch, pmt::pmt_t d_bursts[3][8], |
| uint32_t d_frame_numbers[3][8], pmt::pmt_t msg_out); |
| |
| void filter_tch_chans(pmt::pmt_t msg); |
| |
| public: |
| tch_h_chans_demapper_impl(unsigned int timeslot_nr, unsigned int tch_h_channel); |
| ~tch_h_chans_demapper_impl(); |
| }; |
| |
| } // namespace gsm |
| } // namespace gr |
| |
| #endif /* INCLUDED_GSM_TCH_H_CHANS_DEMAPPER_IMPL_H */ |
| |