mirror of
https://github.com/ShaYmez/MMDVM_CM.git
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792 lines
20 KiB
C++
792 lines
20 KiB
C++
/*
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* Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
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* Copyright (C) 2018 by Andy Uribe CA6JAU
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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 "DMR2NXDN.h"
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#if defined(_WIN32) || defined(_WIN64)
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#include <Windows.h>
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#else
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#include <sys/time.h>
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#include <unistd.h>
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#include <signal.h>
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#include <fcntl.h>
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#include <pwd.h>
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#endif
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#define DMR_FRAME_PER 55U
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#define NXDN_FRAME_PER 75U
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#if defined(_WIN32) || defined(_WIN64)
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const char* DEFAULT_INI_FILE = "DMR2NXDN.ini";
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#else
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const char* DEFAULT_INI_FILE = "/etc/DMR2NXDN.ini";
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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 = "it is to be used for educational purposes only. Its use on";
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const char* HEADER3 = "commercial networks is strictly prohibited.";
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const char* HEADER4 = "Copyright(C) 2018 by CA6JAU, G4KLX and others";
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#include <functional>
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#include <algorithm>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <clocale>
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#include <cctype>
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static bool m_killed = false;
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#if !defined(_WIN32) && !defined(_WIN64)
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void sig_handler(int signo)
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{
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if (signo == SIGTERM) {
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m_killed = true;
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::fprintf(stdout, "Received SIGTERM\n");
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}
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}
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#endif
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int main(int argc, char** argv)
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{
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const char* iniFile = DEFAULT_INI_FILE;
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if (argc > 1) {
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for (int currentArg = 1; currentArg < argc; ++currentArg) {
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std::string arg = argv[currentArg];
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if ((arg == "-v") || (arg == "--version")) {
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::fprintf(stdout, "DMR2NXDN version %s\n", VERSION);
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return 0;
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} else if (arg.substr(0, 1) == "-") {
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::fprintf(stderr, "Usage: DMR2NXDN [-v|--version] [filename]\n");
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return 1;
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} else {
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iniFile = argv[currentArg];
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}
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}
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}
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#if !defined(_WIN32) && !defined(_WIN64)
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// Capture SIGTERM to finish gracelessly
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if (signal(SIGTERM, sig_handler) == SIG_ERR)
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::fprintf(stdout, "Can't catch SIGTERM\n");
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#endif
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CDMR2NXDN* gateway = new CDMR2NXDN(std::string(iniFile));
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int ret = gateway->run();
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delete gateway;
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return ret;
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}
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CDMR2NXDN::CDMR2NXDN(const std::string& configFile) :
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m_nxdnTG(1U),
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m_conf(configFile),
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m_dmrNetwork(NULL),
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m_nxdnNetwork(NULL),
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m_dmrlookup(NULL),
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m_nxdnlookup(NULL),
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m_conv(),
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m_colorcode(1U),
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m_defsrcid(1U),
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m_dstid(1U),
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m_dmrSrc(1U),
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m_dmrDst(1U),
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m_nxdnSrc(1U),
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m_nxdnDst(1U),
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m_dmrLastDT(0U),
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m_nxdnFrame(NULL),
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m_dmrFrame(NULL),
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m_dmrFrames(0U),
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m_nxdnFrames(0U),
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m_EmbeddedLC(),
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m_dmrflco(FLCO_GROUP),
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m_dmrinfo(false),
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m_nxdninfo(false),
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m_config(NULL),
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m_configLen(0U),
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m_defaultID(65519U)
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{
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m_nxdnFrame = new unsigned char[200U];
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m_dmrFrame = new unsigned char[50U];
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m_config = new unsigned char[400U];
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::memset(m_nxdnFrame, 0U, 200U);
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::memset(m_dmrFrame, 0U, 50U);
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}
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CDMR2NXDN::~CDMR2NXDN()
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{
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delete[] m_nxdnFrame;
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delete[] m_dmrFrame;
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delete[] m_config;
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}
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int CDMR2NXDN::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, "DMR2NXDN: cannot read the .ini file\n");
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return 1;
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}
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setlocale(LC_ALL, "C");
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unsigned int logDisplayLevel = m_conf.getLogDisplayLevel();
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#if !defined(_WIN32) && !defined(_WIN64)
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if(m_conf.getDaemon())
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logDisplayLevel = 0U;
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#endif
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#if !defined(_WIN32) && !defined(_WIN64)
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bool m_daemon = m_conf.getDaemon();
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if (m_daemon) {
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// Create new process
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pid_t pid = ::fork();
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if (pid == -1) {
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::fprintf(stderr, "Couldn't fork() , exiting\n");
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return -1;
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} else if (pid != 0)
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exit(EXIT_SUCCESS);
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// Create new session and process group
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if (::setsid() == -1) {
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::fprintf(stderr, "Couldn't setsid(), exiting\n");
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return -1;
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}
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// Set the working directory to the root directory
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if (::chdir("/") == -1) {
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::fprintf(stderr, "Couldn't cd /, exiting\n");
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return -1;
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}
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// If we are currently root...
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if (getuid() == 0) {
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struct passwd* user = ::getpwnam("mmdvm");
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if (user == NULL) {
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::fprintf(stderr, "Could not get the mmdvm user, exiting\n");
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return -1;
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}
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uid_t mmdvm_uid = user->pw_uid;
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gid_t mmdvm_gid = user->pw_gid;
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// Set user and group ID's to mmdvm:mmdvm
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if (setgid(mmdvm_gid) != 0) {
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::fprintf(stderr, "Could not set mmdvm GID, exiting\n");
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return -1;
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}
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if (setuid(mmdvm_uid) != 0) {
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::fprintf(stderr, "Could not set mmdvm UID, exiting\n");
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return -1;
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}
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// Double check it worked (AKA Paranoia)
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if (setuid(0) != -1) {
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::fprintf(stderr, "It's possible to regain root - something is wrong!, exiting\n");
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return -1;
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}
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}
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}
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#endif
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ret = ::LogInitialise(m_conf.getLogFilePath(), m_conf.getLogFileRoot(), m_conf.getLogFileLevel(), logDisplayLevel);
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if (!ret) {
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::fprintf(stderr, "DMR2NXDN: unable to open the log file\n");
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return 1;
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}
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#if !defined(_WIN32) && !defined(_WIN64)
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if (m_daemon) {
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::close(STDIN_FILENO);
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::close(STDOUT_FILENO);
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::close(STDERR_FILENO);
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}
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#endif
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LogInfo(HEADER1);
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LogInfo(HEADER2);
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LogInfo(HEADER3);
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LogInfo(HEADER4);
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m_defsrcid = m_conf.getDMRId();
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std::string gatewayAddress = m_conf.getDstAddress();
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unsigned int gatewayPort = m_conf.getDstPort();
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std::string localAddress = m_conf.getLocalAddress();
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unsigned int localPort = m_conf.getLocalPort();
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m_defaultID = m_conf.getDefaultID();
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m_nxdnNetwork = new CNXDNNetwork(localAddress, localPort, gatewayAddress, gatewayPort, false);
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m_nxdnNetwork->enable(true);
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ret = m_nxdnNetwork->open();
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if (!ret) {
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::LogError("Cannot open the NXDN network port");
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::LogFinalise();
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return 1;
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}
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ret = createMMDVM();
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if (!ret)
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return 1;
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LogMessage("Waiting for MMDVM to connect.....");
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while (!m_killed) {
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m_configLen = m_dmrNetwork->getConfig(m_config);
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if (m_configLen > 0U && m_dmrNetwork->getId() > 1000U)
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break;
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m_dmrNetwork->clock(10U);
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CThread::sleep(10U);
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}
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if (m_killed) {
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m_dmrNetwork->close();
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delete m_dmrNetwork;
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return 0;
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}
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LogMessage("MMDVM has connected");
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std::string lookupFile = m_conf.getDMRIdLookupFile();
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unsigned int reloadTime = m_conf.getDMRIdLookupTime();
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m_dmrlookup = new CDMRLookup(lookupFile, reloadTime);
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m_dmrlookup->read();
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lookupFile = m_conf.getNXDNIdLookupFile();
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reloadTime = m_conf.getNXDNIdLookupTime();
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m_nxdnlookup = new CNXDNLookup(lookupFile, reloadTime);
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m_nxdnlookup->read();
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m_dmrflco = FLCO_GROUP;
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CTimer networkWatchdog(100U, 0U, 1500U);
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CStopWatch stopWatch;
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CStopWatch nxdnWatch;
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CStopWatch dmrWatch;
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stopWatch.start();
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nxdnWatch.start();
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dmrWatch.start();
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unsigned char nxdn_cnt = 0;
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unsigned char dmr_cnt = 0;
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LogMessage("Starting DMR2NXDN-%s", VERSION);
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for (; m_killed == 0;) {
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unsigned char buffer[2000U];
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CDMRData tx_dmrdata;
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unsigned int ms = stopWatch.elapsed();
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while (m_nxdnNetwork->read(buffer)) {
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CNXDNLICH lich;
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bool grp = true;
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bool end = false;
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if ((buffer[0U] == 0x81U || buffer[0U] == 0x83U) && (buffer[5U] == 0x01U || buffer[5U] == 0x08U)) {
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grp = (buffer[7U] & 0x20U) == 0x20U;
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end = (buffer[5U] & 0x08) == 0x08;
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m_nxdnSrc = (buffer[8U] << 8) & 0xFF00U;
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m_nxdnSrc |= (buffer[9U] << 0) & 0x00FFU;
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m_nxdnDst = (buffer[10U] << 8) & 0xFF00U;
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m_nxdnDst |= (buffer[11U] << 0) & 0x00FFU;
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// CUtils::dump(1U, "NXDN Header/EOT:", buffer, 33U);
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}
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lich.setRaw(buffer[0U]);
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unsigned char usc = lich.getFCT();
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unsigned char opt = lich.getOption();
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if (usc == NXDN_LICH_USC_SACCH_NS) {
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if (end) {
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LogMessage("NXDN received end of voice transmission, %.1f seconds", float(m_nxdnFrames) / 12.5F);
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m_conv.putNXDNEOT();
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m_nxdnFrames = 0U;
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m_nxdninfo = false;
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} else {
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std::string netSrc = m_nxdnlookup->findCS(m_nxdnSrc);
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std::string netDst = m_nxdnlookup->findCS(m_nxdnDst);
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LogMessage("Received NXDN header from %s to %s%s", netSrc.c_str(), grp ? "TG " : "", netDst.c_str());
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m_conv.putNXDNHeader();
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m_nxdnFrames = 0U;
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m_nxdninfo = true;
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}
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} else {
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if (opt == NXDN_LICH_STEAL_NONE) {
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if (!m_nxdninfo) {
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std::string netSrc = m_nxdnlookup->findCS(m_nxdnSrc);
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std::string netDst = m_nxdnlookup->findCS(m_nxdnDst);
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LogMessage("Received NXDN late entry from %s to %s%s", netSrc.c_str(), grp ? "TG " : "", netDst.c_str());
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m_conv.putNXDNHeader();
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m_nxdninfo = true;
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}
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m_conv.putNXDN(buffer);
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m_nxdnFrames++;
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}
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}
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}
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if (dmrWatch.elapsed() > DMR_FRAME_PER) {
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unsigned int dmrFrameType = m_conv.getDMR(m_dmrFrame);
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if(dmrFrameType == TAG_HEADER) {
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CDMRData rx_dmrdata;
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dmr_cnt = 0U;
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m_dmrSrc = findDMRID(m_nxdnSrc);
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m_dstid = m_nxdnDst;
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rx_dmrdata.setSlotNo(2U);
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rx_dmrdata.setSrcId(m_dmrSrc);
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rx_dmrdata.setDstId(m_dstid);
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rx_dmrdata.setFLCO(m_dmrflco);
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rx_dmrdata.setN(0U);
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rx_dmrdata.setSeqNo(0U);
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rx_dmrdata.setBER(0U);
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rx_dmrdata.setRSSI(0U);
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rx_dmrdata.setDataType(DT_VOICE_LC_HEADER);
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// Add sync
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CSync::addDMRDataSync(m_dmrFrame, 0);
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// Add SlotType
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CDMRSlotType slotType;
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slotType.setColorCode(m_colorcode);
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slotType.setDataType(DT_VOICE_LC_HEADER);
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slotType.getData(m_dmrFrame);
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// Full LC
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CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
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CDMRFullLC fullLC;
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fullLC.encode(dmrLC, m_dmrFrame, DT_VOICE_LC_HEADER);
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m_EmbeddedLC.setLC(dmrLC);
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rx_dmrdata.setData(m_dmrFrame);
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//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
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for (unsigned int i = 0U; i < 3U; i++) {
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rx_dmrdata.setSeqNo(dmr_cnt);
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m_dmrNetwork->write(rx_dmrdata);
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dmr_cnt++;
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}
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dmrWatch.start();
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}
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else if(dmrFrameType == TAG_EOT) {
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CDMRData rx_dmrdata;
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unsigned int n_dmr = (dmr_cnt - 3U) % 6U;
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unsigned int fill = (6U - n_dmr);
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if (n_dmr) {
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for (unsigned int i = 0U; i < fill; i++) {
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CDMREMB emb;
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CDMRData rx_dmrdata;
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rx_dmrdata.setSlotNo(2U);
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rx_dmrdata.setSrcId(m_dmrSrc);
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rx_dmrdata.setDstId(m_dstid);
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rx_dmrdata.setFLCO(m_dmrflco);
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rx_dmrdata.setN(n_dmr);
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rx_dmrdata.setSeqNo(dmr_cnt);
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rx_dmrdata.setBER(0U);
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rx_dmrdata.setRSSI(0U);
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rx_dmrdata.setDataType(DT_VOICE);
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::memcpy(m_dmrFrame, DMR_SILENCE_DATA, DMR_FRAME_LENGTH_BYTES);
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// Generate the Embedded LC
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unsigned char lcss = m_EmbeddedLC.getData(m_dmrFrame, n_dmr);
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// Generate the EMB
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emb.setColorCode(m_colorcode);
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emb.setLCSS(lcss);
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emb.getData(m_dmrFrame);
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rx_dmrdata.setData(m_dmrFrame);
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//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
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m_dmrNetwork->write(rx_dmrdata);
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n_dmr++;
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dmr_cnt++;
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}
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}
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rx_dmrdata.setSlotNo(2U);
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rx_dmrdata.setSrcId(m_dmrSrc);
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rx_dmrdata.setDstId(m_dstid);
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rx_dmrdata.setFLCO(m_dmrflco);
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rx_dmrdata.setN(n_dmr);
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rx_dmrdata.setSeqNo(dmr_cnt);
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rx_dmrdata.setBER(0U);
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rx_dmrdata.setRSSI(0U);
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rx_dmrdata.setDataType(DT_TERMINATOR_WITH_LC);
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// Add sync
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CSync::addDMRDataSync(m_dmrFrame, 0);
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// Add SlotType
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CDMRSlotType slotType;
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slotType.setColorCode(m_colorcode);
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slotType.setDataType(DT_TERMINATOR_WITH_LC);
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slotType.getData(m_dmrFrame);
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// Full LC
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CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
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CDMRFullLC fullLC;
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fullLC.encode(dmrLC, m_dmrFrame, DT_TERMINATOR_WITH_LC);
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rx_dmrdata.setData(m_dmrFrame);
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//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
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m_dmrNetwork->write(rx_dmrdata);
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dmrWatch.start();
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}
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else if(dmrFrameType == TAG_DATA) {
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CDMREMB emb;
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CDMRData rx_dmrdata;
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unsigned int n_dmr = (dmr_cnt - 3U) % 6U;
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rx_dmrdata.setSlotNo(2U);
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rx_dmrdata.setSrcId(m_dmrSrc);
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rx_dmrdata.setDstId(m_dstid);
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rx_dmrdata.setFLCO(m_dmrflco);
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rx_dmrdata.setN(n_dmr);
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rx_dmrdata.setSeqNo(dmr_cnt);
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rx_dmrdata.setBER(0U);
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rx_dmrdata.setRSSI(0U);
|
|
|
|
if (!n_dmr) {
|
|
rx_dmrdata.setDataType(DT_VOICE_SYNC);
|
|
// Add sync
|
|
CSync::addDMRAudioSync(m_dmrFrame, 0U);
|
|
// Prepare Full LC data
|
|
CDMRLC dmrLC = CDMRLC(m_dmrflco, m_dmrSrc, m_dstid);
|
|
// Configure the Embedded LC
|
|
m_EmbeddedLC.setLC(dmrLC);
|
|
}
|
|
else {
|
|
rx_dmrdata.setDataType(DT_VOICE);
|
|
// Generate the Embedded LC
|
|
unsigned char lcss = m_EmbeddedLC.getData(m_dmrFrame, n_dmr);
|
|
// Generate the EMB
|
|
emb.setColorCode(m_colorcode);
|
|
emb.setLCSS(lcss);
|
|
emb.getData(m_dmrFrame);
|
|
}
|
|
|
|
rx_dmrdata.setData(m_dmrFrame);
|
|
|
|
//CUtils::dump(1U, "DMR data:", m_dmrFrame, 33U);
|
|
m_dmrNetwork->write(rx_dmrdata);
|
|
|
|
dmr_cnt++;
|
|
dmrWatch.start();
|
|
}
|
|
}
|
|
|
|
while (m_dmrNetwork->read(tx_dmrdata) > 0U) {
|
|
m_dmrSrc = tx_dmrdata.getSrcId();
|
|
m_dmrDst = tx_dmrdata.getDstId();
|
|
|
|
FLCO netflco = tx_dmrdata.getFLCO();
|
|
unsigned char DataType = tx_dmrdata.getDataType();
|
|
|
|
if (!tx_dmrdata.isMissing()) {
|
|
networkWatchdog.start();
|
|
|
|
if(DataType == DT_TERMINATOR_WITH_LC && m_dmrFrames > 0U) {
|
|
LogMessage("DMR received end of voice transmission, %.1f seconds", float(m_dmrFrames) / 16.667F);
|
|
|
|
m_conv.putDMREOT();
|
|
networkWatchdog.stop();
|
|
m_dmrFrames = 0U;
|
|
m_dmrinfo = false;
|
|
}
|
|
|
|
if((DataType == DT_VOICE_LC_HEADER) && (DataType != m_dmrLastDT)) {
|
|
std::string netSrc = m_dmrlookup->findCS(m_dmrSrc);
|
|
std::string netDst = (netflco == FLCO_GROUP ? "TG " : "") + m_dmrlookup->findCS(m_dmrDst);
|
|
|
|
m_conv.putDMRHeader();
|
|
LogMessage("DMR header received from %s to %s", netSrc.c_str(), netDst.c_str());
|
|
|
|
m_dmrinfo = true;
|
|
|
|
m_dmrFrames = 0U;
|
|
}
|
|
|
|
if(DataType == DT_VOICE_SYNC || DataType == DT_VOICE) {
|
|
unsigned char dmr_frame[50];
|
|
tx_dmrdata.getData(dmr_frame);
|
|
m_conv.putDMR(dmr_frame); // Add DMR frame for NXDN conversion
|
|
m_dmrFrames++;
|
|
}
|
|
}
|
|
else {
|
|
if(DataType == DT_VOICE_SYNC || DataType == DT_VOICE) {
|
|
unsigned char dmr_frame[50];
|
|
tx_dmrdata.getData(dmr_frame);
|
|
|
|
if (!m_dmrinfo) {
|
|
std::string netSrc = m_dmrlookup->findCS(m_dmrSrc);
|
|
std::string netDst = (netflco == FLCO_GROUP ? "TG " : "") + m_dmrlookup->findCS(m_dmrDst);
|
|
|
|
m_conv.putDMRHeader();
|
|
LogMessage("DMR late entry from %s to %s", netSrc.c_str(), netDst.c_str());
|
|
|
|
m_dmrinfo = true;
|
|
}
|
|
|
|
m_conv.putDMR(dmr_frame); // Add DMR frame for NXDN conversion
|
|
m_dmrFrames++;
|
|
}
|
|
|
|
networkWatchdog.clock(ms);
|
|
if (networkWatchdog.hasExpired()) {
|
|
LogDebug("Network watchdog has expired, %.1f seconds", float(m_dmrFrames) / 16.667F);
|
|
networkWatchdog.stop();
|
|
m_dmrFrames = 0U;
|
|
m_dmrinfo = false;
|
|
}
|
|
}
|
|
|
|
m_dmrLastDT = DataType;
|
|
}
|
|
|
|
if (nxdnWatch.elapsed() > NXDN_FRAME_PER) {
|
|
unsigned int nxdnFrameType = m_conv.getNXDN(m_nxdnFrame);
|
|
|
|
if(nxdnFrameType == TAG_HEADER) {
|
|
nxdn_cnt = 0U;
|
|
m_nxdnSrc = findNXDNID(m_dmrSrc);
|
|
m_nxdnTG = m_dmrDst;
|
|
|
|
CNXDNLICH lich;
|
|
lich.setRFCT(NXDN_LICH_RFCT_RDCH);
|
|
lich.setFCT(NXDN_LICH_USC_SACCH_NS);
|
|
lich.setOption(NXDN_LICH_STEAL_FACCH);
|
|
lich.setDirection(NXDN_LICH_DIRECTION_INBOUND);
|
|
m_nxdnFrame[0U] = lich.getRaw();
|
|
|
|
CNXDNSACCH sacch;
|
|
sacch.setRAN(0x01);
|
|
sacch.setStructure(NXDN_SR_SINGLE);
|
|
sacch.setData(SACCH_IDLE);
|
|
sacch.getRaw(m_nxdnFrame + 1U);
|
|
|
|
unsigned char layer3data[25U];
|
|
CNXDNLayer3 layer3;
|
|
layer3.setMessageType(NXDN_MESSAGE_TYPE_VCALL);
|
|
layer3.setSourceUnitId(m_nxdnSrc & 0xFFFF);
|
|
layer3.setDestinationGroupId(m_nxdnTG & 0xFFFF);
|
|
layer3.setGroup(true);
|
|
layer3.setDataBlocks(0U);
|
|
layer3.getData(layer3data);
|
|
|
|
::memcpy(m_nxdnFrame + 5U, layer3data, 14U);
|
|
::memcpy(m_nxdnFrame + 5U + 14U, layer3data, 14U);
|
|
|
|
m_nxdnNetwork->write(m_nxdnFrame, NNMT_VOICE_HEADER);
|
|
|
|
nxdnWatch.start();
|
|
}
|
|
else if (nxdnFrameType == TAG_EOT) {
|
|
CNXDNLICH lich;
|
|
lich.setRFCT(NXDN_LICH_RFCT_RDCH);
|
|
lich.setFCT(NXDN_LICH_USC_SACCH_NS);
|
|
lich.setOption(NXDN_LICH_STEAL_FACCH);
|
|
lich.setDirection(NXDN_LICH_DIRECTION_INBOUND);
|
|
m_nxdnFrame[0U] = lich.getRaw();
|
|
|
|
CNXDNSACCH sacch;
|
|
sacch.setRAN(0x01);
|
|
sacch.setStructure(NXDN_SR_SINGLE);
|
|
sacch.setData(SACCH_IDLE);
|
|
sacch.getRaw(m_nxdnFrame + 1U);
|
|
|
|
unsigned char layer3data[25U];
|
|
CNXDNLayer3 layer3;
|
|
layer3.setMessageType(NXDN_MESSAGE_TYPE_TX_REL);
|
|
layer3.setSourceUnitId(m_nxdnSrc & 0xFFFF);
|
|
layer3.setDestinationGroupId(m_nxdnTG & 0xFFFF);
|
|
layer3.setGroup(true);
|
|
layer3.setDataBlocks(0U);
|
|
layer3.getData(layer3data);
|
|
|
|
::memcpy(m_nxdnFrame + 5U, layer3data, 14U);
|
|
::memcpy(m_nxdnFrame + 5U + 14U, layer3data, 14U);
|
|
|
|
m_nxdnNetwork->write(m_nxdnFrame, NNMT_VOICE_TRAILER);
|
|
|
|
nxdn_cnt = 0U;
|
|
}
|
|
else if (nxdnFrameType == TAG_DATA) {
|
|
CNXDNLICH lich;
|
|
lich.setRFCT(NXDN_LICH_RFCT_RDCH);
|
|
lich.setFCT(NXDN_LICH_USC_SACCH_SS);
|
|
lich.setOption(NXDN_LICH_STEAL_NONE);
|
|
lich.setDirection(NXDN_LICH_DIRECTION_INBOUND);
|
|
m_nxdnFrame[0U] = lich.getRaw();
|
|
|
|
CNXDNSACCH sacch;
|
|
CNXDNLayer3 layer3;
|
|
unsigned char message[3U];
|
|
|
|
layer3.setMessageType(NXDN_MESSAGE_TYPE_VCALL);
|
|
layer3.setSourceUnitId(m_nxdnSrc & 0xFFFF);
|
|
layer3.setDestinationGroupId(m_nxdnTG & 0xFFFF);
|
|
layer3.setGroup(true);
|
|
layer3.setDataBlocks(0U);
|
|
|
|
switch (nxdn_cnt % 4) {
|
|
case 0:
|
|
sacch.setStructure(NXDN_SR_1_4);
|
|
layer3.encode(message, 18U, 0U);
|
|
sacch.setData(message);
|
|
break;
|
|
case 1:
|
|
sacch.setStructure(NXDN_SR_2_4);
|
|
layer3.encode(message, 18U, 18U);
|
|
sacch.setData(message);
|
|
break;
|
|
case 2:
|
|
sacch.setStructure(NXDN_SR_3_4);
|
|
layer3.encode(message, 18U, 36U);
|
|
sacch.setData(message);
|
|
break;
|
|
case 3:
|
|
sacch.setStructure(NXDN_SR_4_4);
|
|
layer3.encode(message, 18U, 54U);
|
|
sacch.setData(message);
|
|
break;
|
|
}
|
|
|
|
sacch.setRAN(0x01);
|
|
sacch.getRaw(m_nxdnFrame + 1U);
|
|
|
|
// Send data to MMDVMHost
|
|
m_nxdnNetwork->write(m_nxdnFrame, NNMT_VOICE_BODY);
|
|
|
|
nxdn_cnt++;
|
|
nxdnWatch.start();
|
|
}
|
|
}
|
|
|
|
stopWatch.start();
|
|
|
|
m_dmrNetwork->clock(ms);
|
|
m_nxdnNetwork->clock(ms);
|
|
|
|
if (ms < 5U)
|
|
CThread::sleep(5U);
|
|
}
|
|
|
|
m_nxdnNetwork->close();
|
|
m_dmrNetwork->close();
|
|
delete m_dmrNetwork;
|
|
delete m_nxdnNetwork;
|
|
|
|
::LogFinalise();
|
|
|
|
return 0;
|
|
}
|
|
|
|
unsigned int CDMR2NXDN::findNXDNID(unsigned int dmrid)
|
|
{
|
|
std::string dmrCS = m_dmrlookup->findCS(dmrid);
|
|
unsigned int nxdnID = m_nxdnlookup->findID(dmrCS);
|
|
|
|
if (nxdnID == 0)
|
|
nxdnID = truncID(dmrid);
|
|
else
|
|
LogMessage("NXDN ID of %s: %u", dmrCS.c_str(), nxdnID);
|
|
|
|
return nxdnID;
|
|
}
|
|
|
|
unsigned int CDMR2NXDN::findDMRID(unsigned int nxdnid)
|
|
{
|
|
std::string nxdnCS = m_nxdnlookup->findCS(nxdnid);
|
|
unsigned int dmrID = m_dmrlookup->findID(nxdnCS);
|
|
|
|
if (dmrID == 0)
|
|
dmrID = m_defsrcid;
|
|
else
|
|
LogMessage("DMR ID of %s: %u", nxdnCS.c_str(), dmrID);
|
|
|
|
return dmrID;
|
|
}
|
|
|
|
unsigned int CDMR2NXDN::truncID(unsigned int id)
|
|
{
|
|
char temp[20];
|
|
|
|
snprintf(temp, 8, "%07d", id);
|
|
unsigned int newid = atoi(temp + 2);
|
|
|
|
if (newid > 65519 || newid == 0)
|
|
newid = m_defaultID;
|
|
|
|
return newid;
|
|
}
|
|
|
|
bool CDMR2NXDN::createMMDVM()
|
|
{
|
|
std::string rptAddress = m_conf.getDMRRptAddress();
|
|
unsigned int rptPort = m_conf.getDMRRptPort();
|
|
std::string localAddress = m_conf.getDMRLocalAddress();
|
|
unsigned int localPort = m_conf.getDMRLocalPort();
|
|
bool debug = m_conf.getDMRDebug();
|
|
|
|
LogInfo("MMDVM Network Parameters");
|
|
LogInfo(" Rpt Address: %s", rptAddress.c_str());
|
|
LogInfo(" Rpt Port: %u", rptPort);
|
|
LogInfo(" Local Address: %s", localAddress.c_str());
|
|
LogInfo(" Local Port: %u", localPort);
|
|
|
|
m_dmrNetwork = new CMMDVMNetwork(rptAddress, rptPort, localAddress, localPort, debug);
|
|
|
|
bool ret = m_dmrNetwork->open();
|
|
if (!ret) {
|
|
delete m_dmrNetwork;
|
|
m_dmrNetwork = NULL;
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|