GNU Radio's DECT2 Package
packet_decoder_impl.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2015 Pavel Yazev <pyazev@gmail.com>
4 *
5 * This is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3, or (at your option)
8 * any later version.
9 *
10 * This software is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this software; see the file COPYING. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef INCLUDED_DECT2_PACKET_DECODER_IMPL_H
22#define INCLUDED_DECT2_PACKET_DECODER_IMPL_H
23
25
26#define MAX_PARTS 8
27#define A_FIELD_BITS 64
28#define B_FIELD_BITS 320
29
30
31namespace gr {
32 namespace dect2 {
33
35 {
36
37 private:
38 typedef enum {_RFP_, _PP_} part_type;
39
40 typedef struct part_descriptor_item
41 {
42 bool active;
43 bool voice_present;
44 bool log_update;
45 bool part_id_rcvd;
46 bool qt_rcvd;
47
48 bool rpf_fn_cor; // set true if frame number was corrected from RFP part
49
50 uint8_t frame_number;
51 uint64_t rx_seq;
52 uint8_t part_id[5];
53 part_type type;
54
55 uint64_t packet_cnt;
56 uint64_t afield_bad_crc_cnt;
57
58 struct part_descriptor_item *pair;
59 } part_descriptor_item;
60
61 part_descriptor_item d_part_descriptor[MAX_PARTS];
62 part_descriptor_item *d_cur_part;
63 uint32_t d_selected_rx_id;
64
65
66 uint32_t decode_afield(uint8_t *field_data);
67
68 int calculate_output_stream_length(const gr_vector_int &ninput_items);
69 void msg_event_handler(pmt::pmt_t msg);
70
71 void print_parts(void);
72
73 public:
74
77
78 virtual void select_rx_part(uint32_t rx_id);
79
80 int work(int noutput_items,
81 gr_vector_int &ninput_items,
82 gr_vector_const_void_star &input_items,
83 gr_vector_void_star &output_items);
84 };
85
86 } // namespace dect2
87} // namespace gr
88
89#endif /* INCLUDED_DECT2_PACKET_DECODER_IMPL_H */
90
Definition packet_decoder_impl.h:35
int work(int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
virtual void select_rx_part(uint32_t rx_id)
<+description of block+>
Definition packet_decoder.h:37
Definition packet_decoder.h:28
#define MAX_PARTS
Definition packet_decoder_impl.h:26