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159 lines
3.4 KiB
159 lines
3.4 KiB
/*
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* Copyright (C) 2014 by Jonathan Naylor G4KLX
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* Copyright (c) Thomas A. Early N7TAE
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* Copyright (c) 2021 Geoffrey Merck F4FXL / KC3FRA
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <sys/stat.h>
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#include <cassert>
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#include "DStarDefines.h"
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#include "HeaderData.h"
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#include "AnnouncementUnit.h"
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#include "Utils.h"
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CAnnouncementUnit::CAnnouncementUnit(IRepeaterCallback* handler, const std::string& callsign, const std::string& fileName, const std::string& name) :
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m_handler(handler),
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m_callsign(callsign),
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m_fileName(fileName),
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m_name(name),
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m_reader(NULL),
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m_status(NS_IDLE),
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m_timer(1000U, REPLY_TIME),
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m_out(0U),
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m_id(0U)
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{
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assert(handler != NULL);
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m_name.resize(SHORT_CALLSIGN_LENGTH, ' ');
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printf("Connected '%s' to %s using file - %s\n", name.c_str(), callsign.c_str(), fileName.c_str());
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}
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CAnnouncementUnit::~CAnnouncementUnit()
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{
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}
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void CAnnouncementUnit::sendAnnouncement()
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{
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if (m_status != NS_IDLE)
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return;
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struct stat sbuf;
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if (stat(m_fileName.c_str(), &sbuf))
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return;
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m_reader = new CDVTOOLFileReader;
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bool ret = m_reader->open(m_fileName);
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if (!ret) {
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delete m_reader;
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m_reader = NULL;
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return;
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}
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m_status = NS_WAIT;
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m_timer.start();
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}
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void CAnnouncementUnit::clock(unsigned int ms)
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{
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m_timer.clock(ms);
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if (m_status == NS_WAIT && m_timer.hasExpired()) {
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m_reader->read(); // Pop the first record off the file
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m_id = CHeaderData::createId();
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CHeaderData header;
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header.setMyCall1(m_callsign);
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header.setMyCall2(m_name);
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header.setYourCall("CQCQCQ ");
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header.setId(m_id);
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m_handler->process(header, DIR_INCOMING, AS_INFO);
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m_timer.stop();
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m_out = 0U;
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m_status = NS_TRANSMIT;
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// m_time.Start();
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m_start = std::chrono::high_resolution_clock::now();
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return;
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}
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if (m_status == NS_TRANSMIT) {
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unsigned int needed = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::high_resolution_clock::now() - m_start).count();
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needed /= DSTAR_FRAME_TIME_MS;
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// unsigned int needed = m_time.Time() / DSTAR_FRAME_TIME_MS;
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while (m_out < needed) {
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DVTFR_TYPE type = m_reader->read();
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if (type != DVTFR_DATA) {
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m_out = 0U;
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m_status = NS_IDLE;
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m_timer.stop();
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m_reader->close();
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delete m_reader;
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m_reader = NULL;
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return;
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}
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CAMBEData* data = m_reader->readData();
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data->setId(m_id);
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m_out++;
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m_handler->process(*data, DIR_INCOMING, AS_INFO);
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bool end = data->isEnd();
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delete data;
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if (end) {
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m_out = 0U;
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m_status = NS_IDLE;
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m_reader->close();
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delete m_reader;
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m_reader = NULL;
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m_timer.stop();
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return;
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}
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}
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return;
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}
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}
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void CAnnouncementUnit::cancel()
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{
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m_status = NS_IDLE;
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m_out = 0U;
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m_id = 0U;
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if (m_reader != NULL) {
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m_reader->close();
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delete m_reader;
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m_reader = NULL;
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}
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m_timer.stop();
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}
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