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Diffstat (limited to 'src/lib/gsm_receiver_config.h')
-rw-r--r-- | src/lib/gsm_receiver_config.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/src/lib/gsm_receiver_config.h b/src/lib/gsm_receiver_config.h deleted file mode 100644 index b7ba43a..0000000 --- a/src/lib/gsm_receiver_config.h +++ /dev/null @@ -1,164 +0,0 @@ -/* -*- c++ -*- */ -/* - * @file - * @author Piotr Krysik <pkrysik@stud.elka.pw.edu.pl> - * @section LICENSE - * - * 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. - * - * @section DESCRIPTION - * This file contains classes which define gsm_receiver configuration - * and the burst_counter which is used to store internal state of the receiver - * when it's synchronized - */ -#ifndef INCLUDED_GSM_RECEIVER_CONFIG_H -#define INCLUDED_GSM_RECEIVER_CONFIG_H - -#include <vector> -#include <algorithm> -#include <math.h> -#include <stdint.h> -#include <gsm_constants.h> - -class multiframe_configuration -{ - private: - multiframe_type d_type; - std::vector<burst_type> d_burst_types; - public: - multiframe_configuration() { - d_type = unknown; - fill(d_burst_types.begin(), d_burst_types.end(), empty); - } - - ~multiframe_configuration() {} - - void set_type(multiframe_type type) { - if (type == multiframe_26) { - d_burst_types.resize(26); - } else { - d_burst_types.resize(51); - } - - d_type = type; - } - - void set_burst_type(int nr, burst_type type) { - d_burst_types[nr] = type; - } - - multiframe_type get_type() { - return d_type; - } - - burst_type get_burst_type(int nr) { - return d_burst_types[nr]; - } -}; - -class burst_counter -{ - private: - const int d_OSR; - uint32_t d_t1, d_t2, d_t3, d_timeslot_nr; - double d_offset_fractional; - double d_offset_integer; - public: - burst_counter(int osr): - d_OSR(osr), - d_t1(0), - d_t2(0), - d_t3(0), - d_timeslot_nr(0), - d_offset_fractional(0.0), - d_offset_integer(0.0) { - } - - burst_counter(int osr, uint32_t t1, uint32_t t2, uint32_t t3, uint32_t timeslot_nr): - d_OSR(osr), - d_t1(t1), - d_t2(t2), - d_t3(t3), - d_timeslot_nr(timeslot_nr), - d_offset_fractional(0.0), - d_offset_integer(0.0) { - double first_sample_position = (get_frame_nr() * 8 + timeslot_nr) * TS_BITS; - d_offset_integer = floor(first_sample_position); - d_offset_fractional = first_sample_position - floor(first_sample_position); - } - - burst_counter & operator++(int); - void set(uint32_t t1, uint32_t t2, uint32_t t3, uint32_t timeslot_nr); - - uint32_t get_t1() { - return d_t1; - } - - uint32_t get_t2() { - return d_t2; - } - - uint32_t get_t3() { - return d_t3; - } - - uint32_t get_timeslot_nr() { - return d_timeslot_nr; - } - - uint32_t get_frame_nr() { - return (51 * 26 * d_t1) + (51 * (((d_t3 + 26) - d_t2) % 26)) + d_t3; - } - - uint32_t get_frame_nr_mod() { - return (d_t1 << 11) + (d_t3 << 5) + d_t2; - } - - unsigned get_offset() { - return (unsigned)d_offset_integer; - } -}; - -class channel_configuration -{ - private: - multiframe_configuration d_timeslots_descriptions[TS_PER_FRAME]; - public: - channel_configuration() { - for (int i = 0; i < TS_PER_FRAME; i++) { - d_timeslots_descriptions[i].set_type(unknown); - } - } - - void set_multiframe_type(int timeslot_nr, multiframe_type type) { - d_timeslots_descriptions[timeslot_nr].set_type(type); - } - - void set_burst_types(int timeslot_nr, const unsigned mapping[], unsigned mapping_size, burst_type b_type) { - unsigned i; - for (i = 0; i < mapping_size; i++) { - d_timeslots_descriptions[timeslot_nr].set_burst_type(mapping[i], b_type); - } - } - - void set_single_burst_type(int timeslot_nr, int burst_nr, burst_type b_type) { - d_timeslots_descriptions[timeslot_nr].set_burst_type(burst_nr, b_type); - } - - burst_type get_burst_type(burst_counter burst_nr); -}; - -#endif /* INCLUDED_GSM_RECEIVER_CONFIG_H */ |