GNU Radio's SATELLITES Package

varlen_packet_framer_impl.h
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1/* -*- c++ -*- */
2/*
3 * Copyright 2017 Glenn Richardson <glenn@spacequest.com>
4 *
5 * This file is part of gr-satellites
6 *
7 * SPDX-License-Identifier: GPL-3.0-or-later
8 *
9 */
10
11#ifndef INCLUDED_VARLEN_PACKET_FRAMER_IMPL_H
12#define INCLUDED_VARLEN_PACKET_FRAMER_IMPL_H
13
14#include <pmt/pmt.h>
15#include <satellites/varlen_packet_framer.h>
16
17//#define VLPF_DEBUG_TIMING
18
19 namespace gr {
20 namespace satellites {
21 class varlen_packet_framer_impl : public varlen_packet_framer
22{
23 private:
24 int d_header_length; // size of packet length field in bits
25 bool d_use_golay; // decode golay packet length
26 std::vector<uint8_t> d_sync_word; // option ASM
27 endianness_t d_endianness; // header endianness
28 pmt::pmt_t d_packet_tag; // packet length tag
29 int d_ninput_items_required;
30
31#ifdef VLPF_DEBUG_TIMING
32 std::time_t d_last_debug1;
33 std::time_t d_last_debug2;
34 std::time_t d_start_time;
35#endif
36
37
38 public:
39 varlen_packet_framer_impl(const std::string& packet_key,
40 int length_field_size,
41 endianness_t endianness,
42 bool use_golay,
43 const std::vector<uint8_t> sync_word);
44
45 ~varlen_packet_framer_impl();
46
47 void forecast(int noutput_items, gr_vector_int& ninput_items_required);
48
49 int general_work(int noutput_items,
50 gr_vector_int& ninput_items,
51 gr_vector_const_void_star& input_items,
52 gr_vector_void_star& output_items);
53};
54
55} // namespace satellites
56} // namespace gr
57
58#endif
gr::satellites::varlen_packet_framer_impl::varlen_packet_framer_impl
varlen_packet_framer_impl(const std::string &packet_key, int length_field_size, endianness_t endianness, bool use_golay, const std::vector< uint8_t > sync_word)
gr::satellites::varlen_packet_framer_impl::forecast
void forecast(int noutput_items, gr_vector_int &ninput_items_required)
gr::satellites::varlen_packet_framer_impl::~varlen_packet_framer_impl
~varlen_packet_framer_impl()
gr::satellites::varlen_packet_framer_impl::general_work
int general_work(int noutput_items, gr_vector_int &ninput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
gr::satellites::varlen_packet_framer
insert a packet length field into a tagged stream
Definition varlen_packet_framer.h:33
gr::satellites
Definition ax100_decode.h:18
gr
Definition ax100_decode.h:17
varlen_packet_framer.h