GNU Radio's SATNOGS Package
usp_encoder.h
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1 /* -*- c++ -*- */
2 /*
3  * gr-satnogs: SatNOGS GNU Radio Out-Of-Tree Module
4  *
5  * Copyright (C) 2021, Libre Space Foundation <http://libre.space>
6  *
7  * This program is free software: you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation, either version 3 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program. If not, see <http://www.gnu.org/licenses/>.
19  */
20 #ifndef INCLUDE_SATNOGS_USP_ENCODER_H
21 #define INCLUDE_SATNOGS_USP_ENCODER_H
22 
23 #include <satnogs/encoder.h>
24 #include <satnogs/whitening.h>
25 #include <satnogs/conv_encoder.h>
26 
27 namespace gr {
28 namespace satnogs {
29 
30 /*!
31  * \brief Unified SPUTNIX protocol (USP) frame encoder definition
32  *
33  */
35 public:
36  static encoder::encoder_sptr
37  make(const std::vector<uint8_t> &preamble,
38  const std::vector<uint8_t> &sync,
39  uint8_t pls_code,
40  whitening::whitening_sptr scrambler);
41 
42  usp_encoder(const std::vector<uint8_t> &preamble,
43  const std::vector<uint8_t> &sync,
44  uint8_t pls_code,
45  whitening::whitening_sptr scrambler);
46  ~usp_encoder();
47 
48  pmt::pmt_t
49  encode(pmt::pmt_t msg);
50 
51 private:
52  const size_t d_max_frame_len;
53  const size_t d_payload_start;
54  whitening::whitening_sptr d_scrambler;
55  conv_encoder d_conv;
56  uint8_t *d_pdu;
57 
58  size_t
59  final_pdu_length(size_t len) const;
60 
61 };
62 
63 } // namespace satnogs
64 } // namespace gr
65 
66 #endif /* INCLUDE_SATNOGS_USP_ENCODER_H */
Definition: conv_encoder.h:35
Abstract class defining the API of the SatNOGS Encoders.
Definition: encoder.h:43
Unified SPUTNIX protocol (USP) frame encoder definition.
Definition: usp_encoder.h:34
Definition: amsat_duv_decoder.h:29
#define SATNOGS_API
Definition: api.h:30