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/*
Copyright (C) 2019
Matthias P. Braendli, matthias.braendli@mpb.li
http://opendigitalradio.org
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 2 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "STIWriter.hpp"
#include "crc.h"
#include "Log.h"
#include <cstdio>
#include <cassert>
#include <stdexcept>
#include <sstream>
#include <ctime>
#include <iostream>
#include <iomanip>
#include <sstream>
namespace EdiDecoder {
using namespace std;
void STIWriter::update_protocol(
const std::string& proto,
uint16_t major,
uint16_t minor)
{
m_proto_valid = (proto == "DSTI" and major == 0 and minor == 0);
if (not m_proto_valid) {
throw std::invalid_argument("Wrong EDI protocol");
}
}
void STIWriter::reinit()
{
m_proto_valid = false;
m_management_data_valid = false;
m_stat_valid = false;
m_time_valid = false;
m_payload_valid = false;
m_stiFrame.frame.clear();
}
void STIWriter::update_stat(uint8_t stat, uint16_t spid)
{
m_stat = stat;
m_spid = spid;
m_stat_valid = true;
if (m_stat != 0xFF) {
etiLog.log(warn, "STI errorlevel %02x", m_stat);
}
}
void STIWriter::update_rfad(std::array<uint8_t, 9> rfad)
{
(void)rfad;
}
void STIWriter::update_sti_management(const sti_management_data& data)
{
m_management_data = data;
m_management_data_valid = true;
}
void STIWriter::add_payload(sti_payload_data&& payload)
{
m_payload = move(payload);
m_payload_valid = true;
}
void STIWriter::update_edi_time(
uint32_t utco,
uint32_t seconds)
{
if (not m_proto_valid) {
throw std::logic_error("Cannot update time before protocol");
}
m_utco = utco;
m_seconds = seconds;
// TODO check validity
m_time_valid = true;
}
void STIWriter::assemble()
{
if (not m_proto_valid) {
throw std::logic_error("Cannot assemble STI before protocol");
}
if (not m_management_data_valid) {
throw std::logic_error("Cannot assemble STI before management data");
}
if (not m_payload_valid) {
throw std::logic_error("Cannot assemble STI without frame data");
}
// TODO check time validity
// Do copies so as to preserve existing payload data
m_stiFrame.frame = m_payload.istd;
m_stiFrame.timestamp.seconds = m_seconds;
m_stiFrame.timestamp.utco = m_utco;
}
sti_frame_t STIWriter::getFrame()
{
if (m_stiFrame.frame.empty()) {
return {};
}
sti_frame_t sti;
swap(sti, m_stiFrame);
reinit();
return sti;
}
}
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