1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/* -*- c++ -*- */
/*
* Copyright 2009, 2010, 2011, 2012, 2013, 2014 Max H. Parke KA1RBI
*
* This 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.
*
* This software 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 this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_OP25_REPEATER_P25P1_FDMA_H
#define INCLUDED_OP25_REPEATER_P25P1_FDMA_H
#include <gnuradio/msg_queue.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <deque>
#include "p25_framer.h"
#include "p25p1_voice_encode.h"
#include "p25p1_voice_decode.h"
namespace gr {
namespace op25_repeater {
class p25p1_fdma
{
private:
void init_sock(const char* udp_host, int udp_port);
// internal functions
typedef std::vector<bool> bit_vector;
bool header_codeword(uint64_t acc, uint32_t& nac, uint32_t& duid);
void proc_voice_unit(bit_vector& frame_body) ;
void process_duid(uint32_t const duid, uint32_t const nac, uint8_t const buf[], int const len);
// internal instance variables and state
int write_bufp;
int write_sock;
struct sockaddr_in write_sock_addr;
char write_buf[512];
const char* d_udp_host;
int d_port;
int d_debug;
bool d_do_imbe;
bool d_do_output;
bool d_do_msgq;
gr::msg_queue::sptr d_msg_queue;
std::deque<int16_t> &output_queue;
p25_framer* framer;
struct timeval last_qtime;
bool d_do_audio_output;
p25p1_voice_decode p1voice_decode;
public:
void reset_timer();
void rx_sym (const uint8_t *syms, int nsyms);
p25p1_fdma(const char* udp_host, int port, int debug, bool do_imbe, bool do_output, bool do_msgq, gr::msg_queue::sptr queue, std::deque<int16_t> &output_queue, bool do_audio_output);
~p25p1_fdma();
// Where all the action really happens
int general_work(int noutput_items,
gr_vector_int &ninput_items,
gr_vector_const_void_star &input_items,
gr_vector_void_star &output_items);
};
} // namespace
} // namespace
#endif /* INCLUDED_OP25_REPEATER_P25P1_FDMA_H */
|
