MMDVMHost-Private/MMDVMHost.cpp
2016-05-04 06:35:20 +01:00

759 lines
20 KiB
C++

/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "MMDVMHost.h"
#include "Log.h"
#include "Version.h"
#include "StopWatch.h"
#include "Defines.h"
#include "DStarControl.h"
#include "DMRControl.h"
#include "TFTSerial.h"
#include "NullDisplay.h"
#include "YSFControl.h"
#include "Nextion.h"
#if defined(HD44780)
#include "HD44780.h"
#endif
#include <cstdio>
#include <vector>
#if !defined(_WIN32) && !defined(_WIN64)
#include <unistd.h>
#include <signal.h>
#include <fcntl.h>
#endif
#if defined(_WIN32) || defined(_WIN64)
const char* DEFAULT_INI_FILE = "mmdvm.ini";
#else
const char* DEFAULT_INI_FILE = "/etc/mmdvm.ini";
#endif
static bool m_killed = false;
static int m_signal = 0;
#if !defined(_WIN32) && !defined(_WIN64)
static void sigHandler(int signum)
{
m_killed = true;
m_signal = signum;
}
#endif
const char* HEADER1 = "This software is for use on amateur radio networks only,";
const char* HEADER2 = "it is to be used for educational purposes only. Its use on";
const char* HEADER3 = "commercial networks is strictly prohibited.";
const char* HEADER4 = "Copyright(C) 2015, 2016 by Jonathan Naylor, G4KLX and others";
int main(int argc, char** argv)
{
const char* iniFile = DEFAULT_INI_FILE;
if (argc > 1)
iniFile = argv[1];
#if !defined(_WIN32) && !defined(_WIN64)
::signal(SIGTERM, sigHandler);
::signal(SIGHUP, sigHandler);
#endif
int ret = 0;
do {
m_signal = 0;
CMMDVMHost* host = new CMMDVMHost(std::string(iniFile));
ret = host->run();
delete host;
if (m_signal == 15)
::LogInfo("Caught SIGTERM, exiting");
if (m_signal == 1)
::LogInfo("Caught SIGHUP, restarting");
} while (m_signal == 1);
::LogFinalise();
return ret;
}
CMMDVMHost::CMMDVMHost(const std::string& confFile) :
m_conf(confFile),
m_modem(NULL),
m_dstarNetwork(NULL),
m_dmrNetwork(NULL),
m_display(NULL),
m_mode(MODE_IDLE),
m_modeTimer(1000U),
m_duplex(false),
m_dstarEnabled(false),
m_dmrEnabled(false),
m_ysfEnabled(false)
{
}
CMMDVMHost::~CMMDVMHost()
{
}
int CMMDVMHost::run()
{
bool ret = m_conf.read();
if (!ret) {
::fprintf(stderr, "MMDVMHost: cannot read the .ini file\n");
return 1;
}
ret = ::LogInitialise(m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), m_conf.getLogDisplayLevel());
if (!ret) {
::fprintf(stderr, "MMDVMHost: unable to open the log file\n");
return 1;
}
#if !defined(_WIN32) && !defined(_WIN64)
bool m_daemon = m_conf.getDaemon();
if (m_daemon) {
// Create new process
pid_t pid = ::fork();
if (pid == -1)
return -1;
else if (pid != 0)
exit(EXIT_SUCCESS);
// Create new session and process group
if (::setsid() == -1)
return -1;
// Set the working directory to the root directory
if (::chdir("/") == -1)
return -1;
::close(STDIN_FILENO);
::close(STDOUT_FILENO);
::close(STDERR_FILENO);
}
#endif
LogInfo(HEADER1);
LogInfo(HEADER2);
LogInfo(HEADER3);
LogInfo(HEADER4);
LogMessage("MMDVMHost-%s is starting", VERSION);
readParams();
ret = createModem();
if (!ret)
return 1;
createDisplay();
if (m_dstarEnabled && m_conf.getDStarNetworkEnabled()) {
ret = createDStarNetwork();
if (!ret)
return 1;
}
if (m_dmrEnabled && m_conf.getDMRNetworkEnabled()) {
ret = createDMRNetwork();
if (!ret)
return 1;
}
CTimer dmrBeaconTimer(1000U, 4U);
bool dmrBeaconsEnabled = m_dmrEnabled && m_conf.getDMRBeacons();
CStopWatch stopWatch;
stopWatch.start();
CDStarControl* dstar = NULL;
if (m_dstarEnabled) {
std::string callsign = m_conf.getCallsign();
std::string module = m_conf.getDStarModule();
bool selfOnly = m_conf.getDStarSelfOnly();
unsigned int timeout = m_conf.getTimeout();
std::vector<std::string> blackList = m_conf.getDStarBlackList();
LogInfo("D-Star Parameters");
LogInfo(" Callsign: %s", callsign.c_str());
LogInfo(" Module: %s", module.c_str());
LogInfo(" Self Only: %s", selfOnly ? "yes" : "no");
if (blackList.size() > 0U)
LogInfo(" Black List: %u", blackList.size());
LogInfo(" Timeout: %us", timeout);
dstar = new CDStarControl(callsign, module, selfOnly, blackList, m_dstarNetwork, m_display, timeout, m_duplex);
}
CDMRControl* dmr = NULL;
if (m_dmrEnabled) {
unsigned int id = m_conf.getDMRId();
unsigned int colorCode = m_conf.getDMRColorCode();
bool selfOnly = m_conf.getDMRSelfOnly();
std::vector<unsigned int> prefixes = m_conf.getDMRPrefixes();
std::vector<unsigned int> blackList = m_conf.getDMRBlackList();
unsigned int timeout = m_conf.getTimeout();
std::string lookupFile = m_conf.getDMRLookupFile();
LogInfo("DMR Parameters");
LogInfo(" Id: %u", id);
LogInfo(" Color Code: %u", colorCode);
LogInfo(" Self Only: %s", selfOnly ? "yes" : "no");
LogInfo(" Prefixes: %u", prefixes.size());
if (blackList.size() > 0U)
LogInfo(" Black List: %u", blackList.size());
LogInfo(" Timeout: %us", timeout);
LogInfo(" Lookup File: %s", lookupFile.length() > 0U ? lookupFile.c_str() : "None");
dmr = new CDMRControl(id, colorCode, selfOnly, prefixes, blackList, timeout, m_modem, m_dmrNetwork, m_display, m_duplex, lookupFile);
}
CYSFControl* ysf = NULL;
if (m_ysfEnabled) {
std::string callsign = m_conf.getCallsign();
unsigned int timeout = m_conf.getTimeout();
bool parrot = m_conf.getFusionParrotEnabled();
LogInfo("System Fusion Parameters");
LogInfo(" Callsign: %s", callsign.c_str());
LogInfo(" Timeout: %us", timeout);
LogInfo(" Parrot: %s", parrot ? "enabled" : "disabled");
ysf = new CYSFControl(callsign, m_display, timeout, m_duplex, parrot);
}
m_modeTimer.setTimeout(m_conf.getModeHang());
setMode(MODE_IDLE);
while (!m_killed) {
bool lockout = m_modem->hasLockout();
if (lockout && m_mode != MODE_LOCKOUT)
setMode(MODE_LOCKOUT);
else if (!lockout && m_mode == MODE_LOCKOUT)
setMode(MODE_IDLE);
bool error = m_modem->hasError();
if (error && m_mode != MODE_ERROR)
setMode(MODE_ERROR);
else if (!error && m_mode == MODE_ERROR)
setMode(MODE_IDLE);
unsigned char data[200U];
unsigned int len;
bool ret;
len = m_modem->readDStarData(data);
if (dstar != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
bool ret = dstar->writeModem(data);
if (ret)
setMode(MODE_DSTAR);
} else if (m_mode == MODE_DSTAR) {
dstar->writeModem(data);
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("D-Star modem data received when in mode %u", m_mode);
}
}
len = m_modem->readDMRData1(data);
if (dmr != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
if (m_duplex) {
bool ret = dmr->processWakeup(data);
if (ret)
setMode(MODE_DMR);
} else {
setMode(MODE_DMR);
dmr->writeModemSlot1(data);
dmrBeaconTimer.stop();
}
} else if (m_mode == MODE_DMR) {
dmr->writeModemSlot1(data);
dmrBeaconTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR modem data received when in mode %u", m_mode);
}
}
len = m_modem->readDMRData2(data);
if (dmr != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
if (m_duplex) {
bool ret = dmr->processWakeup(data);
if (ret)
setMode(MODE_DMR);
} else {
setMode(MODE_DMR);
dmr->writeModemSlot2(data);
dmrBeaconTimer.stop();
}
} else if (m_mode == MODE_DMR) {
dmr->writeModemSlot2(data);
dmrBeaconTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR modem data received when in mode %u", m_mode);
}
}
len = m_modem->readYSFData(data);
if (ysf != NULL && len > 0U) {
if (m_mode == MODE_IDLE) {
bool ret = ysf->writeModem(data);
if (ret)
setMode(MODE_YSF);
} else if (m_mode == MODE_YSF) {
ysf->writeModem(data);
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("System Fusion modem data received when in mode %u", m_mode);
}
}
if (m_modeTimer.isRunning() && m_modeTimer.hasExpired())
setMode(MODE_IDLE);
if (dstar != NULL) {
ret = m_modem->hasDStarSpace();
if (ret) {
len = dstar->readModem(data);
if (len > 0U) {
if (m_mode == MODE_IDLE)
setMode(MODE_DSTAR);
if (m_mode == MODE_DSTAR) {
m_modem->writeDStarData(data, len);
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("D-Star data received when in mode %u", m_mode);
}
}
}
}
if (dmr != NULL) {
ret = m_modem->hasDMRSpace1();
if (ret) {
len = dmr->readModemSlot1(data);
if (len > 0U) {
if (m_mode == MODE_IDLE)
setMode(MODE_DMR);
if (m_mode == MODE_DMR) {
m_modem->writeDMRData1(data, len);
dmrBeaconTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR data received when in mode %u", m_mode);
}
}
}
ret = m_modem->hasDMRSpace2();
if (ret) {
len = dmr->readModemSlot2(data);
if (len > 0U) {
if (m_mode == MODE_IDLE)
setMode(MODE_DMR);
if (m_mode == MODE_DMR) {
m_modem->writeDMRData2(data, len);
dmrBeaconTimer.stop();
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("DMR data received when in mode %u", m_mode);
}
}
}
}
if (ysf != NULL) {
ret = m_modem->hasYSFSpace();
if (ret) {
len = ysf->readModem(data);
if (len > 0U) {
if (m_mode == MODE_IDLE)
setMode(MODE_YSF);
if (m_mode == MODE_YSF) {
m_modem->writeYSFData(data, len);
m_modeTimer.start();
} else if (m_mode != MODE_LOCKOUT) {
LogWarning("System Fusion data received when in mode %u", m_mode);
}
}
}
}
if (m_dmrNetwork != NULL) {
bool run = m_dmrNetwork->wantsBeacon();
if (dmrBeaconsEnabled && run && m_mode == MODE_IDLE) {
setMode(MODE_DMR, false);
dmrBeaconTimer.start();
}
}
unsigned int ms = stopWatch.elapsed();
stopWatch.start();
m_modem->clock(ms);
m_modeTimer.clock(ms);
if (dstar != NULL)
dstar->clock();
if (dmr != NULL)
dmr->clock();
if (ysf != NULL)
ysf->clock();
if (m_dstarNetwork != NULL)
m_dstarNetwork->clock(ms);
if (m_dmrNetwork != NULL)
m_dmrNetwork->clock(ms);
dmrBeaconTimer.clock(ms);
if (dmrBeaconTimer.isRunning() && dmrBeaconTimer.hasExpired()) {
setMode(MODE_IDLE, false);
dmrBeaconTimer.stop();
}
if (ms < 5U) {
#if defined(_WIN32) || defined(_WIN64)
::Sleep(5UL); // 5ms
#else
::usleep(5000); // 5ms
#endif
}
}
LogMessage("MMDVMHost is exiting on receipt of SIGHUP1");
setMode(MODE_IDLE);
m_modem->close();
delete m_modem;
m_display->close();
delete m_display;
if (m_dstarNetwork != NULL) {
m_dstarNetwork->close();
delete m_dstarNetwork;
}
if (m_dmrNetwork != NULL) {
m_dmrNetwork->close();
delete m_dmrNetwork;
}
delete dstar;
delete dmr;
delete ysf;
return 0;
}
bool CMMDVMHost::createModem()
{
std::string port = m_conf.getModemPort();
bool rxInvert = m_conf.getModemRXInvert();
bool txInvert = m_conf.getModemTXInvert();
bool pttInvert = m_conf.getModemPTTInvert();
unsigned int txDelay = m_conf.getModemTXDelay();
unsigned int dmrDelay = m_conf.getModemDMRDelay();
unsigned int rxLevel = m_conf.getModemRXLevel();
unsigned int txLevel = m_conf.getModemTXLevel();
bool debug = m_conf.getModemDebug();
unsigned int colorCode = m_conf.getDMRColorCode();
unsigned int rxFrequency = m_conf.getRxFrequency();
unsigned int txFrequency = m_conf.getTxFrequency();
int oscOffset = m_conf.getModemOscOffset();
LogInfo("Modem Parameters");
LogInfo(" Port: %s", port.c_str());
LogInfo(" RX Invert: %s", rxInvert ? "yes" : "no");
LogInfo(" TX Invert: %s", txInvert ? "yes" : "no");
LogInfo(" PTT Invert: %s", pttInvert ? "yes" : "no");
LogInfo(" TX Delay: %ums", txDelay);
LogInfo(" DMR Delay: %u (%.1fms)", dmrDelay, float(dmrDelay) * 0.0416666F);
LogInfo(" RX Level: %u%%", rxLevel);
LogInfo(" TX Level: %u%%", txLevel);
LogInfo(" RX Frequency: %uHz", rxFrequency);
LogInfo(" TX Frequency: %uHz", txFrequency);
LogInfo(" Osc. Offset: %dppm", oscOffset);
m_modem = new CModem(port, rxInvert, txInvert, pttInvert, txDelay, rxLevel, txLevel, dmrDelay, oscOffset, debug);
m_modem->setModeParams(m_dstarEnabled, m_dmrEnabled, m_ysfEnabled);
m_modem->setRFParams(rxFrequency, txFrequency);
m_modem->setDMRParams(colorCode);
bool ret = m_modem->open();
if (!ret) {
delete m_modem;
m_modem = NULL;
return false;
}
return true;
}
bool CMMDVMHost::createDStarNetwork()
{
std::string gatewayAddress = m_conf.getDStarGatewayAddress();
unsigned int gatewayPort = m_conf.getDStarGatewayPort();
unsigned int localPort = m_conf.getDStarLocalPort();
bool debug = m_conf.getDStarNetworkDebug();
LogInfo("D-Star Network Parameters");
LogInfo(" Gateway Address: %s", gatewayAddress.c_str());
LogInfo(" Gateway Port: %u", gatewayPort);
LogInfo(" Local Port: %u", localPort);
m_dstarNetwork = new CDStarNetwork(gatewayAddress, gatewayPort, localPort, m_duplex, VERSION, debug);
bool ret = m_dstarNetwork->open();
if (!ret) {
delete m_dstarNetwork;
m_dstarNetwork = NULL;
return false;
}
m_dstarNetwork->enable(true);
return true;
}
bool CMMDVMHost::createDMRNetwork()
{
std::string address = m_conf.getDMRNetworkAddress();
unsigned int port = m_conf.getDMRNetworkPort();
unsigned int local = m_conf.getDMRNetworkLocal();
unsigned int id = m_conf.getDMRId();
std::string password = m_conf.getDMRNetworkPassword();
bool debug = m_conf.getDMRNetworkDebug();
bool slot1 = m_conf.getDMRNetworkSlot1();
bool slot2 = m_conf.getDMRNetworkSlot2();
LogInfo("DMR Network Parameters");
LogInfo(" Address: %s", address.c_str());
LogInfo(" Port: %u", port);
if (local > 0U)
LogInfo(" Local: %u", local);
else
LogInfo(" Local: random");
LogInfo(" Slot 1: %s", slot1 ? "enabled" : "disabled");
LogInfo(" Slot 2: %s", slot2 ? "enabled" : "disabled");
m_dmrNetwork = new CDMRIPSC(address, port, local, id, password, m_duplex, VERSION, debug, slot1, slot2);
std::string callsign = m_conf.getCallsign();
unsigned int rxFrequency = m_conf.getRxFrequency();
unsigned int txFrequency = m_conf.getTxFrequency();
unsigned int power = m_conf.getPower();
unsigned int colorCode = m_conf.getDMRColorCode();
float latitude = m_conf.getLatitude();
float longitude = m_conf.getLongitude();
int height = m_conf.getHeight();
std::string location = m_conf.getLocation();
std::string description = m_conf.getDescription();
std::string url = m_conf.getURL();
LogInfo("Info Parameters");
LogInfo(" Callsign: %s", callsign.c_str());
LogInfo(" RX Frequency: %uHz", rxFrequency);
LogInfo(" TX Frequency: %uHz", txFrequency);
LogInfo(" Power: %uW", power);
LogInfo(" Latitude: %fdeg N", latitude);
LogInfo(" Longitude: %fdeg E", longitude);
LogInfo(" Height: %um", height);
LogInfo(" Location: \"%s\"", location.c_str());
LogInfo(" Description: \"%s\"", description.c_str());
LogInfo(" URL: \"%s\"", url.c_str());
m_dmrNetwork->setConfig(callsign, rxFrequency, txFrequency, power, colorCode, latitude, longitude, height, location, description, url);
bool ret = m_dmrNetwork->open();
if (!ret) {
delete m_dmrNetwork;
m_dmrNetwork = NULL;
return false;
}
m_dmrNetwork->enable(true);
return true;
}
void CMMDVMHost::readParams()
{
m_dstarEnabled = m_conf.getDStarEnabled();
m_dmrEnabled = m_conf.getDMREnabled();
m_ysfEnabled = m_conf.getFusionEnabled();
m_duplex = m_conf.getDuplex();
}
void CMMDVMHost::createDisplay()
{
std::string type = m_conf.getDisplay();
std::string callsign = m_conf.getCallsign();
unsigned int dmrid = m_conf.getDMRId();
LogInfo("Display Parameters");
LogInfo(" Type: %s", type.c_str());
if (type == "TFT Serial") {
std::string port = m_conf.getTFTSerialPort();
unsigned int brightness = m_conf.getTFTSerialBrightness();
LogInfo(" Port: %s", port.c_str());
LogInfo(" Brightness: %u", brightness);
m_display = new CTFTSerial(callsign, dmrid, port, brightness);
} else if (type == "Nextion") {
std::string size = m_conf.getNextionSize();
std::string port = m_conf.getNextionPort();
unsigned int brightness = m_conf.getNextionBrightness();
LogInfo(" Size: %s\"", size.c_str());
LogInfo(" Port: %s", port.c_str());
LogInfo(" Brightness: %u", brightness);
m_display = new CNextion(callsign, dmrid, size, port, brightness);
#if defined(HD44780)
} else if (type == "HD44780") {
unsigned int rows = m_conf.getHD44780Rows();
unsigned int columns = m_conf.getHD44780Columns();
std::vector<unsigned int> pins = m_conf.getHD44780Pins();
bool pwm = m_conf.getHD44780PWM();
unsigned int pwmPin = m_conf.getHD44780PWMPin();
unsigned int pwmBright = m_conf.getHD44780PWMBright();
unsigned int pwmDim = m_conf.getHD44780PWMDim();
if (pins.size() == 6U) {
LogInfo(" Rows: %u", rows);
LogInfo(" Columns: %u", columns);
LogInfo(" Pins: %u,%u,%u,%u,%u,%u", pins.at(0U), pins.at(1U), pins.at(2U), pins.at(3U), pins.at(4U), pins.at(5U));
if (pwm) {
LogInfo("PWM Brightness Control Enabled");
LogInfo(" PWM Pin: %u", pwmPin);
LogInfo(" PWM Bright: %u", pwmBright);
LogInfo(" PWM Dim: %u", pwmDim);
}
m_display = new CHD44780(rows, columns, callsign, dmrid, pins, pwm, pwmPin, pwmBright, pwmDim);
}
#endif
} else {
m_display = new CNullDisplay;
}
bool ret = m_display->open();
if (!ret) {
delete m_display;
m_display = new CNullDisplay;
}
}
void CMMDVMHost::setMode(unsigned char mode, bool logging)
{
assert(m_modem != NULL);
assert(m_display != NULL);
switch (mode) {
case MODE_DSTAR:
if (logging)
LogMessage("Mode set to D-Star");
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
m_modem->setMode(MODE_DSTAR);
m_mode = MODE_DSTAR;
m_modeTimer.start();
break;
case MODE_DMR:
if (logging)
LogMessage("Mode set to DMR");
if (m_dstarNetwork != NULL)
m_dstarNetwork->enable(false);
m_modem->setMode(MODE_DMR);
if (m_duplex)
m_modem->writeDMRStart(true);
m_mode = MODE_DMR;
m_modeTimer.start();
break;
case MODE_YSF:
if (logging)
LogMessage("Mode set to System Fusion");
if (m_dstarNetwork != NULL)
m_dstarNetwork->enable(false);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
m_modem->setMode(MODE_YSF);
m_mode = MODE_YSF;
m_modeTimer.start();
break;
case MODE_LOCKOUT:
if (logging)
LogMessage("Mode set to Lockout");
if (m_dstarNetwork != NULL)
m_dstarNetwork->enable(false);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
if (m_mode == MODE_DMR && m_duplex)
m_modem->writeDMRStart(false);
m_modem->setMode(MODE_IDLE);
m_display->setLockout();
m_mode = MODE_LOCKOUT;
m_modeTimer.stop();
break;
case MODE_ERROR:
if (logging)
LogMessage("Mode set to Error");
if (m_dstarNetwork != NULL)
m_dstarNetwork->enable(false);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(false);
m_display->setError("MODEM");
m_mode = MODE_ERROR;
m_modeTimer.stop();
break;
default:
if (logging)
LogMessage("Mode set to Idle");
if (m_dstarNetwork != NULL)
m_dstarNetwork->enable(true);
if (m_dmrNetwork != NULL)
m_dmrNetwork->enable(true);
if (m_mode == MODE_DMR && m_duplex)
m_modem->writeDMRStart(false);
m_modem->setMode(MODE_IDLE);
m_display->setIdle();
m_mode = MODE_IDLE;
m_modeTimer.stop();
break;
}
}