mirror of
https://github.com/ShaYmez/MMDVM_CM.git
synced 2024-12-22 09:10:57 -05:00
839 lines
24 KiB
C++
839 lines
24 KiB
C++
/*
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* Copyright (C) 2016,2017 by Jonathan Naylor G4KLX
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* Copyright (C) 2018,2019 by Andy Uribe CA6JAU
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* Copyright (C) 2018 by Manuel Sanchez EA7EE
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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 "YSF2P25.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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// Unpacked IMBE silence
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const unsigned char IMBE_SILENCE[] = {0x04U, 0x0CU, 0xFDU, 0x7BU, 0xFBU, 0x7DU, 0xF2U, 0x7BU, 0x3DU, 0x9EU, 0x44};
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const unsigned char REC62[] = {
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0x62U, 0x02U, 0x02U, 0x0CU, 0x0BU, 0x12U, 0x64U, 0x00U, 0x00U, 0x80U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U,
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0x00U, 0x00U, 0x00U, 0x00U, 0x00U};
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const unsigned char REC63[] = {
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0x63U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC64[] = {
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0x64U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC65[] = {
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0x65U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC66[] = {
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0x66U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC67[] = {
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0x67U, 0xF0U, 0x9DU, 0x6AU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC68[] = {
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0x68U, 0x19U, 0xD4U, 0x26U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC69[] = {
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0x69U, 0xE0U, 0xEBU, 0x7BU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC6A[] = {
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0x6AU, 0x00U, 0x00U, 0x02U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U};
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const unsigned char REC6B[] = {
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0x6BU, 0x02U, 0x02U, 0x0CU, 0x0BU, 0x12U, 0x64U, 0x00U, 0x00U, 0x80U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U,
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0x00U, 0x00U, 0x00U, 0x00U, 0x00U};
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const unsigned char REC6C[] = {
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0x6CU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC6D[] = {
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0x6DU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC6E[] = {
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0x6EU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC6F[] = {
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0x6FU, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC70[] = {
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0x70U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC71[] = {
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0x71U, 0xACU, 0xB8U, 0xA4U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC72[] = {
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0x72U, 0x9BU, 0xDCU, 0x75U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x02U};
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const unsigned char REC73[] = {
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0x73U, 0x00U, 0x00U, 0x02U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U};
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const unsigned char REC80[] = {
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0x80U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U, 0x00U};
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#define P25_FRAME_PER 15U
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#define YSF_FRAME_PER 90U
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#if defined(_WIN32) || defined(_WIN64)
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const char* DEFAULT_INI_FILE = "YSF2P25.ini";
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#else
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const char* DEFAULT_INI_FILE = "/etc/YSF2P25.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) 2018,2019 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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int end = 0;
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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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end = 1;
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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, "YSF2P25 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: YSF2P25 [-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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CYSF2P25* gateway = new CYSF2P25(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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CYSF2P25::CYSF2P25(const std::string& configFile) :
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m_callsign(),
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m_suffix(),
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m_conf(configFile),
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m_wiresX(NULL),
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m_p25Network(NULL),
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m_ysfNetwork(NULL),
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m_lookup(NULL),
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m_conv(),
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m_srcid(1U),
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m_defsrcid(1U),
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m_dstid(1U),
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m_netSrc(),
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m_netDst(),
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m_ysfSrc(),
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m_ysfFrame(NULL),
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m_p25Frame(NULL),
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m_dtmf(NULL),
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m_p25Frames(0U),
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m_ysfFrames(0U),
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m_p25info(false)
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{
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m_ysfFrame = new unsigned char[200U];
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m_p25Frame = new unsigned char[100U];
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::memset(m_ysfFrame, 0U, 200U);
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::memset(m_p25Frame, 0U, 100U);
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}
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CYSF2P25::~CYSF2P25()
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{
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delete[] m_ysfFrame;
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delete[] m_p25Frame;
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}
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int CYSF2P25::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, "YSF2P25: 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, "YSF2P25: 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_callsign = m_conf.getCallsign();
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m_defsrcid = m_conf.getP25Id();
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m_dstid = m_conf.getP25DstId();
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in_addr dstAddress = CUDPSocket::lookup(m_conf.getDstAddress());
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unsigned int dstPort = 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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bool debug = m_conf.getNetworkDebug();
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m_ysfNetwork = new CYSFNetwork(localAddress, localPort, m_callsign, debug);
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m_ysfNetwork->setDestination(dstAddress, dstPort);
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ret = m_ysfNetwork->open();
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if (!ret) {
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::LogError("Cannot open the YSF network port");
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::LogFinalise();
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return 1;
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}
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std::string p25_dstAddress = m_conf.getP25DstAddress();
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unsigned int p25_dstPort = m_conf.getP25DstPort();
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std::string p25_localAddress = m_conf.getP25LocalAddress();
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unsigned int p25_localPort = m_conf.getP25LocalPort();
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bool p25_debug = m_conf.getP25NetworkDebug();
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m_p25Network = new CP25Network(p25_localAddress, p25_localPort, p25_dstAddress, p25_dstPort, m_callsign, p25_debug);
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ret = m_p25Network->open();
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if (!ret) {
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::LogError("Cannot open the P25 network port");
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::LogFinalise();
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return 1;
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}
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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_lookup = new CDMRLookup(lookupFile, reloadTime);
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m_lookup->read();
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CTimer networkWatchdog(100U, 0U, 1500U);
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CTimer pollTimer(1000U, 5U);
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std::string suffix = m_conf.getSuffix();
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std::string name = m_conf.getDescription();
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bool enableWiresX = m_conf.getEnableWiresX();
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std::string TGList = m_conf.getP25TGListFile();
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unsigned int rxFrequency = m_conf.getRxFrequency();
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unsigned int txFrequency = m_conf.getTxFrequency();
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// CWiresX Control Object
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if (enableWiresX) {
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bool makeUpper = m_conf.getWiresXMakeUpper();
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m_wiresX = new CWiresX(m_callsign, suffix, m_ysfNetwork, TGList, makeUpper);
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m_dtmf = new CDTMF;
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}
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if (m_wiresX != NULL)
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m_wiresX->setInfo(name, txFrequency, rxFrequency, m_dstid);
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CStopWatch stopWatch;
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CStopWatch ysfWatch;
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CStopWatch p25Watch;
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stopWatch.start();
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ysfWatch.start();
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p25Watch.start();
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pollTimer.start();
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unsigned char ysf_cnt = 0;
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unsigned char p25_cnt = 0;
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LogMessage("Starting YSF2P25-%s", VERSION);
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for (; end == 0;) {
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unsigned char buffer[2000U];
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unsigned int srcId = 0U;
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unsigned int dstId = 0U;
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unsigned int ms = stopWatch.elapsed();
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while (m_ysfNetwork->read(buffer) > 0U) {
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CYSFFICH fich;
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bool valid = fich.decode(buffer + 35U);
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if (valid) {
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unsigned char fi = fich.getFI();
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unsigned char dt = fich.getDT();
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unsigned char fn = fich.getFN();
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unsigned char ft = fich.getFT();
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if (m_wiresX != NULL) {
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WX_STATUS status = m_wiresX->process(buffer + 35U, buffer + 14U, fi, dt, fn, ft);
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m_ysfSrc = getSrcYSF(buffer);
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switch (status) {
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case WXS_CONNECT:
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m_srcid = findYSFID(m_ysfSrc, false);
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m_dstid = m_wiresX->getDstID();
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LogMessage("Connect to TG %d has been requested by %s", m_dstid, m_ysfSrc.c_str());
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sendP25PTT(m_srcid, m_dstid);
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break;
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case WXS_DX:
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if (!m_wiresX->getDstID()) {
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sendP25PTT(m_srcid, 10U);
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sendP25PTT(m_srcid, 9999U);
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} else {
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sendP25PTT(m_srcid, m_wiresX->getDstID());
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}
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break;
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case WXS_DISCONNECT:
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LogMessage("Disconnect has been requested by %s", m_ysfSrc.c_str());
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sendP25PTT(m_srcid, 9999U);
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break;
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default:
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break;
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}
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status = WXS_NONE;
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if (dt == YSF_DT_VD_MODE2)
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status = m_dtmf->decodeVDMode2(buffer + 35U, (buffer[34U] & 0x01U) == 0x01U);
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switch (status) {
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case WXS_CONNECT:
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m_srcid = findYSFID(m_ysfSrc, false);
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m_dstid = m_dtmf->getDstID();
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LogMessage("Connect to TG %d has been requested by %s", m_dstid, m_ysfSrc.c_str());
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sendP25PTT(m_srcid, m_dstid);
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break;
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case WXS_DISCONNECT:
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LogMessage("Disconnect via DTMF has been requested by %s", m_ysfSrc.c_str());
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sendP25PTT(m_srcid, 9999U);
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|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ((::memcmp(buffer, "YSFD", 4U) == 0U) && (dt == YSF_DT_VOICE_FR_MODE)) {
|
|
CYSFPayload ysfPayload;
|
|
|
|
if (fi == YSF_FI_HEADER) {
|
|
if (ysfPayload.processHeaderData(buffer + 35U)) {
|
|
std::string ysfSrc = ysfPayload.getSource();
|
|
std::string ysfDst = ysfPayload.getDest();
|
|
LogMessage("Received YSF Header: Src: %s Dst: %s", ysfSrc.c_str(), ysfDst.c_str());
|
|
m_srcid = findYSFID(ysfSrc, true);
|
|
m_conv.putYSFHeader();
|
|
m_ysfFrames = 0U;
|
|
}
|
|
} else if (fi == YSF_FI_TERMINATOR) {
|
|
LogMessage("YSF received end of voice transmission, %.1f seconds", float(m_ysfFrames) / 10.0F);
|
|
m_conv.putYSFEOT();
|
|
m_ysfFrames = 0U;
|
|
} else if (fi == YSF_FI_COMMUNICATIONS) {
|
|
m_conv.putYSF(buffer + 35U);
|
|
m_ysfFrames++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (p25Watch.elapsed() > P25_FRAME_PER) {
|
|
unsigned int p25FrameType = m_conv.getP25(m_p25Frame);
|
|
|
|
if(p25FrameType == TAG_HEADER) {
|
|
p25_cnt = 0U;
|
|
p25Watch.start();
|
|
}
|
|
else if(p25FrameType == TAG_EOT) {
|
|
m_p25Network->writeData(REC80, 17U);
|
|
p25Watch.start();
|
|
}
|
|
else if(p25FrameType == TAG_DATA) {
|
|
unsigned int p25step = p25_cnt % 18U;
|
|
//CUtils::dump(1U, "P25 Data", m_p25Frame, 11U);
|
|
|
|
if (p25_cnt > 2U) {
|
|
switch (p25step) {
|
|
case 0x00U:
|
|
::memcpy(buffer, REC62, 22U);
|
|
::memcpy(buffer + 10U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 22U);
|
|
break;
|
|
case 0x01U:
|
|
::memcpy(buffer, REC63, 14U);
|
|
::memcpy(buffer + 1U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 14U);
|
|
break;
|
|
case 0x02U:
|
|
::memcpy(buffer, REC64, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
buffer[1U] = 0x00U;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x03U:
|
|
::memcpy(buffer, REC65, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
buffer[1U] = (m_dstid >> 16) & 0xFFU;
|
|
buffer[2U] = (m_dstid >> 8) & 0xFFU;
|
|
buffer[3U] = (m_dstid >> 0) & 0xFFU;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x04U:
|
|
::memcpy(buffer, REC66, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
buffer[1U] = (m_srcid >> 16) & 0xFFU;
|
|
buffer[2U] = (m_srcid >> 8) & 0xFFU;
|
|
buffer[3U] = (m_srcid >> 0) & 0xFFU;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x05U:
|
|
::memcpy(buffer, REC67, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x06U:
|
|
::memcpy(buffer, REC68, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x07U:
|
|
::memcpy(buffer, REC69, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x08U:
|
|
::memcpy(buffer, REC6A, 16U);
|
|
::memcpy(buffer + 4U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 16U);
|
|
break;
|
|
case 0x09U:
|
|
::memcpy(buffer, REC6B, 22U);
|
|
::memcpy(buffer + 10U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 22U);
|
|
break;
|
|
case 0x0AU:
|
|
::memcpy(buffer, REC6C, 14U);
|
|
::memcpy(buffer + 1U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 14U);
|
|
break;
|
|
case 0x0BU:
|
|
::memcpy(buffer, REC6D, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x0CU:
|
|
::memcpy(buffer, REC6E, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x0DU:
|
|
::memcpy(buffer, REC6F, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x0EU:
|
|
::memcpy(buffer, REC70, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
buffer[1U] = 0x80U;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x0FU:
|
|
::memcpy(buffer, REC71, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x10U:
|
|
::memcpy(buffer, REC72, 17U);
|
|
::memcpy(buffer + 5U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 17U);
|
|
break;
|
|
case 0x11U:
|
|
::memcpy(buffer, REC73, 16U);
|
|
::memcpy(buffer + 4U, m_p25Frame, 11U);
|
|
m_p25Network->writeData(buffer, 16U);
|
|
break;
|
|
}
|
|
}
|
|
|
|
p25_cnt++;
|
|
p25Watch.start();
|
|
}
|
|
}
|
|
|
|
while (m_p25Network->readData(m_p25Frame, 22U) > 0U) {
|
|
//CUtils::dump(1U, "P25 Data", m_p25Frame, 22U);
|
|
if (m_p25Frame[0U] != 0xF0U && m_p25Frame[0U] != 0xF1U) {
|
|
if (m_p25Frame[0U] == 0x62U && !m_p25info) {
|
|
m_p25Frames = 0;
|
|
m_conv.putP25Header();
|
|
} else if (m_p25Frame[0U] == 0x65U && !m_p25info) {
|
|
dstId = (m_p25Frame[1U] << 16) & 0xFF0000U;
|
|
dstId |= (m_p25Frame[2U] << 8) & 0x00FF00U;
|
|
dstId |= (m_p25Frame[3U] << 0) & 0x0000FFU;
|
|
m_netDst = m_lookup->findCS(dstId);
|
|
} else if (m_p25Frame[0U] == 0x66U && !m_p25info) {
|
|
srcId = (m_p25Frame[1U] << 16) & 0xFF0000U;
|
|
srcId |= (m_p25Frame[2U] << 8) & 0x00FF00U;
|
|
srcId |= (m_p25Frame[3U] << 0) & 0x0000FFU;
|
|
m_netSrc = m_lookup->findCS(srcId);
|
|
LogMessage("Received P25 audio: Src: %s Dst: %s", m_netSrc.c_str(), m_netDst.c_str());
|
|
m_p25info = true;
|
|
} else if (m_p25Frame[0U] == 0x80U) {
|
|
LogMessage("P25 received end of voice transmission, %.1f seconds", float(m_p25Frames) / 50.0F);
|
|
m_p25info = false;
|
|
m_conv.putP25EOT();
|
|
}
|
|
m_conv.putP25(m_p25Frame);
|
|
m_p25Frames++;
|
|
}
|
|
}
|
|
|
|
if (ysfWatch.elapsed() > YSF_FRAME_PER && m_p25Frames > 4U) {
|
|
unsigned int ysfFrameType = m_conv.getYSF(m_ysfFrame + 35U);
|
|
|
|
if(ysfFrameType == TAG_HEADER) {
|
|
ysf_cnt = 0U;
|
|
|
|
::memcpy(m_ysfFrame + 0U, "YSFD", 4U);
|
|
::memcpy(m_ysfFrame + 4U, m_ysfNetwork->getCallsign().c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 14U, m_netSrc.c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 24U, "ALL ", YSF_CALLSIGN_LENGTH);
|
|
m_ysfFrame[34U] = 0U; // Net frame counter
|
|
|
|
CSync::addYSFSync(m_ysfFrame + 35U);
|
|
|
|
// Set the FICH
|
|
CYSFFICH fich;
|
|
fich.setFI(YSF_FI_HEADER);
|
|
fich.setCS(m_conf.getFICHCallSign());
|
|
fich.setCM(m_conf.getFICHCallMode());
|
|
fich.setBN(0U);
|
|
fich.setBT(0U);
|
|
fich.setFN(0U);
|
|
fich.setFT(m_conf.getFICHFrameTotal());
|
|
fich.setDev(0U);
|
|
fich.setMR(m_conf.getFICHMessageRoute());
|
|
fich.setVoIP(m_conf.getFICHVOIP());
|
|
fich.setDT(m_conf.getFICHDataType());
|
|
fich.setSQL(m_conf.getFICHSQLType());
|
|
fich.setSQ(m_conf.getFICHSQLCode());
|
|
fich.encode(m_ysfFrame + 35U);
|
|
|
|
unsigned char csd1[20U], csd2[20U];
|
|
memset(csd1, '*', YSF_CALLSIGN_LENGTH/2);
|
|
memcpy(csd1 + YSF_CALLSIGN_LENGTH/2, m_conf.getYsfRadioID().c_str(), YSF_CALLSIGN_LENGTH/2);
|
|
memcpy(csd1 + YSF_CALLSIGN_LENGTH, m_netSrc.c_str(), YSF_CALLSIGN_LENGTH);
|
|
memset(csd2, ' ', YSF_CALLSIGN_LENGTH + YSF_CALLSIGN_LENGTH);
|
|
|
|
CYSFPayload payload;
|
|
payload.writeHeader(m_ysfFrame + 35U, csd1, csd2);
|
|
|
|
m_ysfNetwork->write(m_ysfFrame);
|
|
|
|
ysf_cnt++;
|
|
ysfWatch.start();
|
|
}
|
|
else if (ysfFrameType == TAG_EOT) {
|
|
::memcpy(m_ysfFrame + 0U, "YSFD", 4U);
|
|
::memcpy(m_ysfFrame + 4U, m_ysfNetwork->getCallsign().c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 14U, m_netSrc.c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 24U, "ALL ", YSF_CALLSIGN_LENGTH);
|
|
m_ysfFrame[34U] = ysf_cnt; // Net frame counter
|
|
|
|
CSync::addYSFSync(m_ysfFrame + 35U);
|
|
|
|
// Set the FICH
|
|
CYSFFICH fich;
|
|
fich.setFI(YSF_FI_TERMINATOR);
|
|
fich.setCS(m_conf.getFICHCallSign());
|
|
fich.setCM(m_conf.getFICHCallMode());
|
|
fich.setBN(0U);
|
|
fich.setBT(0U);
|
|
fich.setFN(0U);
|
|
fich.setFT(m_conf.getFICHFrameTotal());
|
|
fich.setDev(0U);
|
|
fich.setMR(m_conf.getFICHMessageRoute());
|
|
fich.setVoIP(m_conf.getFICHVOIP());
|
|
fich.setDT(m_conf.getFICHDataType());
|
|
fich.setSQL(m_conf.getFICHSQLType());
|
|
fich.setSQ(m_conf.getFICHSQLCode());
|
|
fich.encode(m_ysfFrame + 35U);
|
|
|
|
unsigned char csd1[20U], csd2[20U];
|
|
memset(csd1, '*', YSF_CALLSIGN_LENGTH/2);
|
|
memcpy(csd1 + YSF_CALLSIGN_LENGTH/2, m_conf.getYsfRadioID().c_str(), YSF_CALLSIGN_LENGTH/2);
|
|
memcpy(csd1 + YSF_CALLSIGN_LENGTH, m_netSrc.c_str(), YSF_CALLSIGN_LENGTH);
|
|
memset(csd2, ' ', YSF_CALLSIGN_LENGTH + YSF_CALLSIGN_LENGTH);
|
|
|
|
CYSFPayload payload;
|
|
payload.writeHeader(m_ysfFrame + 35U, csd1, csd2);
|
|
|
|
m_ysfNetwork->write(m_ysfFrame);
|
|
ysfWatch.start();
|
|
}
|
|
else if (ysfFrameType == TAG_DATA) {
|
|
CYSFFICH fich;
|
|
CYSFPayload ysfPayload;
|
|
//unsigned char dch[10U];
|
|
unsigned int fn = (ysf_cnt - 1U) % 7U;
|
|
|
|
::memcpy(m_ysfFrame + 0U, "YSFD", 4U);
|
|
::memcpy(m_ysfFrame + 4U, m_ysfNetwork->getCallsign().c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 14U, m_netSrc.c_str(), YSF_CALLSIGN_LENGTH);
|
|
::memcpy(m_ysfFrame + 24U, "ALL ", YSF_CALLSIGN_LENGTH);
|
|
|
|
// Add the YSF Sync
|
|
CSync::addYSFSync(m_ysfFrame + 35U);
|
|
|
|
// Set the FICH
|
|
fich.setFI(YSF_FI_COMMUNICATIONS);
|
|
fich.setCS(m_conf.getFICHCallSign());
|
|
fich.setCM(m_conf.getFICHCallMode());
|
|
fich.setBN(0U);
|
|
fich.setBT(0U);
|
|
fich.setFN(fn);
|
|
fich.setFT(m_conf.getFICHFrameTotal());
|
|
fich.setDev(0U);
|
|
fich.setMR(m_conf.getFICHMessageRoute());
|
|
fich.setVoIP(m_conf.getFICHVOIP());
|
|
fich.setDT(m_conf.getFICHDataType());
|
|
fich.setSQL(m_conf.getFICHSQLType());
|
|
fich.setSQ(m_conf.getFICHSQLCode());
|
|
fich.encode(m_ysfFrame + 35U);
|
|
|
|
// Net frame counter
|
|
m_ysfFrame[34U] = (ysf_cnt & 0x7FU) << 1;
|
|
|
|
// Send data to MMDVMHost
|
|
m_ysfNetwork->write(m_ysfFrame);
|
|
ysf_cnt++;
|
|
ysfWatch.start();
|
|
}
|
|
}
|
|
|
|
stopWatch.start();
|
|
|
|
m_ysfNetwork->clock(ms);
|
|
|
|
if (m_wiresX != NULL)
|
|
m_wiresX->clock(ms);
|
|
|
|
pollTimer.clock(ms);
|
|
if (pollTimer.isRunning() && pollTimer.hasExpired()) {
|
|
m_ysfNetwork->writePoll();
|
|
pollTimer.start();
|
|
}
|
|
|
|
if (ms < 5U)
|
|
CThread::sleep(5U);
|
|
}
|
|
|
|
m_ysfNetwork->close();
|
|
m_p25Network->close();
|
|
|
|
delete m_p25Network;
|
|
delete m_ysfNetwork;
|
|
|
|
if (m_wiresX != NULL) {
|
|
delete m_wiresX;
|
|
delete m_dtmf;
|
|
}
|
|
|
|
::LogFinalise();
|
|
|
|
return 0;
|
|
}
|
|
|
|
unsigned int CYSF2P25::findYSFID(std::string cs, bool showdst)
|
|
{
|
|
std::string cstrim;
|
|
|
|
int first = cs.find_first_not_of(' ');
|
|
int mid1 = cs.find_last_of('-');
|
|
int mid2 = cs.find_last_of('/');
|
|
int last = cs.find_last_not_of(' ');
|
|
|
|
if (mid1 == -1 && mid2 == -1 && first == -1 && last == -1)
|
|
cstrim = "N0CALL";
|
|
else if (mid1 == -1 && mid2 == -1)
|
|
cstrim = cs.substr(first, (last - first + 1));
|
|
else if (mid1 > first)
|
|
cstrim = cs.substr(first, (mid1 - first));
|
|
else if (mid2 > first)
|
|
cstrim = cs.substr(first, (mid2 - first));
|
|
else
|
|
cstrim = "N0CALL";
|
|
|
|
unsigned int id = m_lookup->findID(cstrim);
|
|
|
|
if (id == 0) {
|
|
id = m_defsrcid;
|
|
if (showdst)
|
|
LogMessage("Not P25 ID found, using default ID: %u, DstID: TG %u", id, m_dstid);
|
|
else
|
|
LogMessage("Not P25 ID found, using default ID: %u", id);
|
|
}
|
|
else {
|
|
if (showdst)
|
|
LogMessage("P25 ID of %s: %u, DstID: TG %u", cstrim.c_str(), id, m_dstid);
|
|
else
|
|
LogMessage("P25 ID of %s: %u", cstrim.c_str(), id);
|
|
}
|
|
|
|
return id;
|
|
}
|
|
|
|
std::string CYSF2P25::getSrcYSF(const unsigned char* buffer)
|
|
{
|
|
unsigned char temp[YSF_CALLSIGN_LENGTH + 1U];
|
|
|
|
::memcpy(temp, buffer + 14U, YSF_CALLSIGN_LENGTH);
|
|
temp[YSF_CALLSIGN_LENGTH] = 0U;
|
|
|
|
std::string trimmed = reinterpret_cast<char const*>(temp);
|
|
trimmed.erase(std::find_if(trimmed.rbegin(), trimmed.rend(), std::not1(std::ptr_fun<int, int>(std::isspace))).base(), trimmed.end());
|
|
|
|
return trimmed;
|
|
}
|
|
|
|
void CYSF2P25::sendP25PTT(unsigned int src, unsigned int dst)
|
|
{
|
|
unsigned char buffer[20U];
|
|
|
|
// Just send records 65 & 66 to activate linking in P25Gateway
|
|
|
|
// Send record 65
|
|
::memcpy(buffer, REC65, 17U);
|
|
::memcpy(buffer + 5U, IMBE_SILENCE, 11U);
|
|
buffer[1U] = (dst >> 16) & 0xFFU;
|
|
buffer[2U] = (dst >> 8) & 0xFFU;
|
|
buffer[3U] = (dst >> 0) & 0xFFU;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
|
|
// Send record 66
|
|
::memcpy(buffer, REC66, 17U);
|
|
::memcpy(buffer + 5U, IMBE_SILENCE, 11U);
|
|
buffer[1U] = (src >> 16) & 0xFFU;
|
|
buffer[2U] = (src >> 8) & 0xFFU;
|
|
buffer[3U] = (src >> 0) & 0xFFU;
|
|
m_p25Network->writeData(buffer, 17U);
|
|
|
|
// Send EOT
|
|
m_p25Network->writeData(REC80, 17U);
|
|
}
|