474 lines
11 KiB
C++
474 lines
11 KiB
C++
/*
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* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
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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 "MMDVMHost.h"
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#include "Log.h"
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#include "Version.h"
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#include "StopWatch.h"
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#include "Defines.h"
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#include "DMRControl.h"
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#include "TFTSerial.h"
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#include "NullDisplay.h"
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#include "DStarEcho.h"
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#include "YSFEcho.h"
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#include <cstdio>
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#if !defined(WIN32)
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#include <unistd.h>
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#include <signal.h>
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#endif
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static bool m_killed = false;
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#if !defined(WIN32)
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static void sigHandler(int)
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{
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m_killed = true;
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}
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#endif
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const char* HEADER1 = "This software is for use on amateur radio networks only.";
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const char* HEADER2 = "Its use on commercial networks is strictly prohibited.";
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const char* HEADER3 = "Copyright(C) 2015, 2016 by Jonathan Naylor, G4KLX";
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int main(int argc, char** argv)
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{
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if (argc == 1) {
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::fprintf(stderr, "Usage: MMDVMHost <conf file>\n");
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return 1;
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}
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#if !defined(WIN32)
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::signal(SIGUSR1, sigHandler);
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#endif
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CMMDVMHost* host = new CMMDVMHost(std::string(argv[1]));
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int ret2 = host->run();
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delete host;
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::LogFinalise();
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return ret2;
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}
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CMMDVMHost::CMMDVMHost(const std::string& confFile) :
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m_conf(confFile),
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m_modem(NULL),
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m_dmrNetwork(NULL),
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m_display(NULL),
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m_dstarEnabled(false),
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m_dmrEnabled(false),
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m_ysfEnabled(false)
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{
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}
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CMMDVMHost::~CMMDVMHost()
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{
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}
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int CMMDVMHost::run()
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{
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bool ret = m_conf.read();
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if (!ret) {
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::fprintf(stderr, "MMDVMHost: cannot read the .ini file\n");
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return 1;
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}
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ret = ::LogInitialise(m_conf.getLogPath(), m_conf.getLogRoot(), m_conf.getLogDisplay());
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if (!ret) {
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::fprintf(stderr, "MMDVMHost: unable to open the log file\n");
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return 1;
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}
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::LogSetLevel(m_conf.getLogLevel());
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LogInfo(HEADER1);
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LogInfo(HEADER2);
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LogInfo(HEADER3);
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LogMessage("MMDVMHost-%s is starting", VERSION);
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readParams();
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ret = createModem();
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if (!ret)
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return 1;
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createDisplay();
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if (m_dmrEnabled) {
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ret = createDMRNetwork();
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if (!ret)
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return 1;
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}
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CStopWatch stopWatch;
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stopWatch.start();
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CDStarEcho* dstar = NULL;
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if (m_dstarEnabled)
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dstar = new CDStarEcho(2U, 10000U);
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CDMRControl* dmr = NULL;
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if (m_dmrEnabled) {
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unsigned int id = m_conf.getDMRId();
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unsigned int colorCode = m_conf.getDMRColorCode();
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unsigned int timeout = m_conf.getTimeout();
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LogInfo("DMR Parameters");
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LogInfo(" Id: %u", id);
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LogInfo(" Color Code: %u", colorCode);
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LogInfo(" Timeout: %us", timeout);
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dmr = new CDMRControl(id, colorCode, timeout, m_modem, m_dmrNetwork, m_display);
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}
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CYSFEcho* ysf = NULL;
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if (m_ysfEnabled)
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ysf = new CYSFEcho(2U, 10000U);
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unsigned char mode = MODE_IDLE;
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CTimer modeTimer(1000U, m_conf.getModeHang());
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m_display->setIdle();
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while (!m_killed) {
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unsigned char data[200U];
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unsigned int len;
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bool ret;
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len = m_modem->readDStarData(data);
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if (dstar != NULL && len > 0U) {
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if (mode == MODE_IDLE && (data[0U] == TAG_HEADER || data[0U] == TAG_DATA)) {
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LogMessage("Mode set to D-Star");
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mode = MODE_DSTAR;
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m_display->setDStar();
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m_modem->setMode(MODE_DSTAR);
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modeTimer.start();
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}
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if (mode != MODE_DSTAR) {
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LogWarning("D-Star data received when in mode %u", mode);
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} else {
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if (data[0U] == TAG_HEADER || data[0U] == TAG_DATA || data[0U] == TAG_EOT) {
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dstar->writeData(data, len);
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modeTimer.start();
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}
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}
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}
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len = m_modem->readDMRData1(data);
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if (dmr != NULL && len > 0U) {
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if (mode == MODE_IDLE) {
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bool ret = dmr->processWakeup(data);
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if (ret) {
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LogMessage("Mode set to DMR");
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mode = MODE_DMR;
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m_display->setDMR();
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// This sets the mode to DMR within the modem
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m_modem->writeDMRStart(true);
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modeTimer.start();
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}
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} else if (mode == MODE_DMR) {
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dmr->writeModemSlot1(data);
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modeTimer.start();
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} else {
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LogWarning("DMR data received when in mode %u", mode);
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}
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}
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len = m_modem->readDMRData2(data);
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if (dmr != NULL && len > 0U) {
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if (mode == MODE_IDLE) {
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bool ret = dmr->processWakeup(data);
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if (ret) {
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LogMessage("Mode set to DMR");
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mode = MODE_DMR;
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m_display->setDMR();
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// This sets the mode to DMR within the modem
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m_modem->writeDMRStart(true);
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modeTimer.start();
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}
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} else if (mode == MODE_DMR) {
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dmr->writeModemSlot2(data);
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modeTimer.start();
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} else {
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LogWarning("DMR data received when in mode %u", mode);
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}
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}
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len = m_modem->readYSFData(data);
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if (ysf != NULL && len > 0U) {
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if (mode == MODE_IDLE && data[0U] == TAG_DATA) {
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LogMessage("Mode set to System Fusion");
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mode = MODE_YSF;
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m_display->setFusion();
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m_modem->setMode(MODE_YSF);
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modeTimer.start();
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}
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if (mode != MODE_YSF) {
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LogWarning("System Fusion data received when in mode %u", mode);
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} else {
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if (data[0U] == TAG_DATA) {
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data[1U] = 0x00U; // FICH digest
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ysf->writeData(data, len);
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modeTimer.start();
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}
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}
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}
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if (modeTimer.isRunning() && modeTimer.hasExpired()) {
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LogMessage("Mode set to Idle");
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if (mode == MODE_DMR)
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m_modem->writeDMRStart(false);
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mode = MODE_IDLE;
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m_display->setIdle();
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m_modem->setMode(MODE_IDLE);
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modeTimer.stop();
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}
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if (dstar != NULL) {
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ret = dstar->hasData();
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if (ret) {
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ret = m_modem->hasDStarSpace();
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if (ret) {
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len = dstar->readData(data);
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if (mode != MODE_DSTAR) {
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LogWarning("D-Star echo data received when in mode %u", mode);
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} else {
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m_modem->writeDStarData(data, len);
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modeTimer.start();
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}
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}
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}
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}
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if (dmr != NULL) {
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ret = m_modem->hasDMRSpace1();
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if (ret) {
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len = dmr->readModemSlot1(data);
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if (len > 0U && mode == MODE_IDLE) {
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m_display->setDMR();
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mode = MODE_DMR;
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}
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if (len > 0U && mode == MODE_DMR) {
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m_modem->writeDMRData1(data, len);
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modeTimer.start();
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}
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}
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ret = m_modem->hasDMRSpace2();
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if (ret) {
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len = dmr->readModemSlot2(data);
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if (len > 0U && mode == MODE_IDLE) {
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m_display->setDMR();
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mode = MODE_DMR;
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}
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if (len > 0U && mode == MODE_DMR) {
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m_modem->writeDMRData2(data, len);
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modeTimer.start();
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}
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}
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}
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if (ysf != NULL) {
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ret = ysf->hasData();
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if (ret) {
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ret = m_modem->hasYSFSpace();
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if (ret) {
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len = ysf->readData(data);
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if (mode != MODE_YSF) {
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LogWarning("System Fusion echo data received when in mode %u", mode);
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} else {
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m_modem->writeYSFData(data, len);
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modeTimer.start();
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}
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}
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}
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}
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unsigned int ms = stopWatch.elapsed();
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m_modem->clock(ms);
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modeTimer.clock(ms);
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if (dstar != NULL)
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dstar->clock(ms);
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if (dmr != NULL)
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dmr->clock(ms);
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if (ysf != NULL)
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ysf->clock(ms);
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stopWatch.start();
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if (ms < 5U) {
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#if defined(WIN32)
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::Sleep(5UL); // 5ms
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#else
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::usleep(5000); // 5ms
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#endif
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}
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}
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LogMessage("MMDVMHost is exiting on receipt of SIGHUP1");
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m_display->setIdle();
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m_modem->close();
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delete m_modem;
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m_display->close();
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delete m_display;
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if (m_dmrNetwork != NULL) {
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m_dmrNetwork->close();
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delete m_dmrNetwork;
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}
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delete dstar;
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delete dmr;
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delete ysf;
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return 0;
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}
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bool CMMDVMHost::createModem()
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{
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std::string port = m_conf.getModemPort();
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bool rxInvert = m_conf.getModemRXInvert();
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bool txInvert = m_conf.getModemTXInvert();
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bool pttInvert = m_conf.getModemPTTInvert();
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unsigned int txDelay = m_conf.getModemTXDelay();
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unsigned int rxLevel = m_conf.getModemRXLevel();
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unsigned int txLevel = m_conf.getModemTXLevel();
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bool debug = m_conf.getModemDebug();
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unsigned int colorCode = m_conf.getDMRColorCode();
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LogInfo("Modem Parameters");
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LogInfo(" Port: %s", port.c_str());
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LogInfo(" RX Invert: %s", rxInvert ? "yes" : "no");
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LogInfo(" TX Invert: %s", txInvert ? "yes" : "no");
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LogInfo(" PTT Invert: %s", pttInvert ? "yes" : "no");
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LogInfo(" TX Delay: %u", txDelay);
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LogInfo(" RX Level: %u", rxLevel);
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LogInfo(" TX Level: %u", txLevel);
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m_modem = new CModem(port, rxInvert, txInvert, pttInvert, txDelay, rxLevel, txLevel, debug);
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m_modem->setModeParams(m_dstarEnabled, m_dmrEnabled, m_ysfEnabled);
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m_modem->setDMRParams(colorCode);
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bool ret = m_modem->open();
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if (!ret) {
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delete m_modem;
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m_modem = NULL;
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return false;
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}
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return true;
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}
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bool CMMDVMHost::createDMRNetwork()
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{
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if (!m_conf.getDMRNetworkEnabled())
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return false;
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std::string address = m_conf.getDMRNetworkAddress();
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unsigned int port = m_conf.getDMRNetworkPort();
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unsigned int id = m_conf.getDMRId();
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std::string password = m_conf.getDMRNetworkPassword();
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bool debug = m_conf.getDMRNetworkDebug();
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LogInfo("DMR Network Parameters");
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LogInfo(" Address: %s", address.c_str());
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LogInfo(" Port: %u", port);
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m_dmrNetwork = new CHomebrewDMRIPSC(address, port, id, password, VERSION, "MMDVMHost", debug);
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std::string callsign = m_conf.getCallsign();
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unsigned int rxFrequency = m_conf.getRxFrequency();
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unsigned int txFrequency = m_conf.getTxFrequency();
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unsigned int power = m_conf.getPower();
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unsigned int colorCode = m_conf.getDMRColorCode();
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float latitude = m_conf.getLatitude();
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float longitude = m_conf.getLongitude();
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int height = m_conf.getHeight();
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std::string location = m_conf.getLocation();
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std::string description = m_conf.getDescription();
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std::string url = m_conf.getURL();
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LogInfo("Info Parameters");
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LogInfo(" Callsign: %s", callsign.c_str());
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LogInfo(" RX Frequency: %uHz", rxFrequency);
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LogInfo(" TX Frequency: %uHz", txFrequency);
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LogInfo(" Power: %uW", power);
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LogInfo(" Latitude: %fdeg N", latitude);
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LogInfo(" Longitude: %fdeg E", longitude);
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LogInfo(" Height: %um", height);
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LogInfo(" Location: \"%s\"", location.c_str());
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LogInfo(" Description: \"%s\"", description.c_str());
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LogInfo(" URL: \"%s\"", url.c_str());
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m_dmrNetwork->setConfig(callsign, rxFrequency, txFrequency, power, colorCode, latitude, longitude, height, location, description, url);
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bool ret = m_dmrNetwork->open();
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if (!ret) {
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delete m_dmrNetwork;
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m_dmrNetwork = NULL;
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return false;
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}
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return true;
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}
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void CMMDVMHost::readParams()
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{
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m_dstarEnabled = m_conf.getDStarEnabled();
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m_dmrEnabled = m_conf.getDMREnabled();
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m_ysfEnabled = m_conf.getFusionEnabled();
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if (!m_conf.getDuplex() && m_dmrEnabled) {
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LogWarning("DMR operation disabled because system is not duplex");
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m_dmrEnabled = false;
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}
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}
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void CMMDVMHost::createDisplay()
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{
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std::string type = m_conf.getDisplay();
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LogInfo("Display Parameters");
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LogInfo(" Type: %s", type.c_str());
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if (type == "TFT Serial") {
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std::string port = m_conf.getTFTSerialPort();
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LogInfo(" Port: %s", port.c_str());
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m_display = new CTFTSerial(port);
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} else {
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m_display = new CNullDisplay;
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}
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bool ret = m_display->open();
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if (!ret) {
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delete m_display;
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m_display = new CNullDisplay;
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}
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}
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