You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
2.1 KiB
C
77 lines
2.1 KiB
C
3 years ago
|
/*
|
||
|
Copyright (C) 2019-2021 Doug McLain
|
||
|
|
||
|
This program 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 of the License, or
|
||
|
(at your option) any later version.
|
||
|
|
||
|
This program 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 program. If not, see <https://www.gnu.org/licenses/>.
|
||
|
*/
|
||
|
|
||
|
#ifndef NXDNCODEC_H
|
||
|
#define NXDNCODEC_H
|
||
|
|
||
|
//#include <inttypes.h>
|
||
|
#include "codec.h"
|
||
|
|
||
|
class NXDNCodec : public Codec
|
||
|
{
|
||
|
Q_OBJECT
|
||
|
public:
|
||
|
NXDNCodec(QString callsign, uint16_t nxdnid, uint32_t gwid, QString host, int port, bool ipv6, QString vocoder, QString modem, QString audioin, QString audioout);
|
||
|
~NXDNCodec();
|
||
|
unsigned char * get_frame();
|
||
|
unsigned char * get_eot(){m_eot = true; return get_frame();}
|
||
|
void set_hwtx(bool hw){m_hwtx = hw;}
|
||
|
private slots:
|
||
|
void process_udp();
|
||
|
void process_rx_data();
|
||
|
void get_ambe();
|
||
|
void send_ping();
|
||
|
void send_disconnect();
|
||
|
void transmit();
|
||
|
void hostname_lookup(QHostInfo i);
|
||
|
void send_frame();
|
||
|
private:
|
||
|
uint16_t m_nxdnid;
|
||
|
bool m_eot;
|
||
|
uint8_t m_nxdnframe[55];
|
||
|
uint8_t m_lich;
|
||
|
uint8_t m_sacch[5];
|
||
|
uint8_t m_layer3[22];
|
||
|
uint8_t m_ambe[36];
|
||
|
uint8_t packet_size;
|
||
|
|
||
|
void encode_header();
|
||
|
void encode_data();
|
||
|
uint8_t get_lich_fct(uint8_t);
|
||
|
void set_lich_rfct(uint8_t);
|
||
|
void set_lich_fct(uint8_t);
|
||
|
void set_lich_option(uint8_t);
|
||
|
void set_lich_dir(uint8_t);
|
||
|
void set_sacch_ran(uint8_t);
|
||
|
void set_sacch_struct(uint8_t);
|
||
|
void set_sacch_data(const uint8_t *);
|
||
|
void set_layer3_msgtype(uint8_t);
|
||
|
void set_layer3_srcid(uint16_t);
|
||
|
void set_layer3_dstid(uint16_t);
|
||
|
void set_layer3_grp(bool);
|
||
|
void set_layer3_blks(uint8_t);
|
||
|
void layer3_encode(uint8_t*, uint8_t, uint8_t);
|
||
|
|
||
|
uint8_t get_lich();
|
||
|
void get_sacch(uint8_t *);
|
||
|
void encode_crc6(uint8_t *, uint8_t);
|
||
|
void deinterleave_ambe(uint8_t *);
|
||
|
void interleave(uint8_t *ambe);
|
||
|
};
|
||
|
|
||
|
#endif // NXDNCODEC_H
|