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320 lines
8.5 KiB
320 lines
8.5 KiB
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Digital Voice Modem - Modem Host Software
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright (C) 2015,2016,2017 Jonathan Naylor, G4KLX
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* Copyright (C) 2020-2023 Bryan Biedenkapp, N2PLL
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*
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*/
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#include "Defines.h"
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#include "common/Log.h"
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#include "HostMain.h"
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#include "Host.h"
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#include "calibrate/HostCal.h"
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#include "setup/HostSetup.h"
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#include "ActivityLog.h"
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using namespace network;
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using namespace modem;
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using namespace lookups;
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#include <cstdio>
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#include <cstdarg>
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#include <vector>
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#include <signal.h>
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// ---------------------------------------------------------------------------
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// Macros
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// ---------------------------------------------------------------------------
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#define IS(s) (::strcmp(argv[i], s) == 0)
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// ---------------------------------------------------------------------------
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// Global Variables
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// ---------------------------------------------------------------------------
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int g_signal = 0;
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bool g_calibrate = false;
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bool g_setup = false;
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std::string g_progExe = std::string(__EXE_NAME__);
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std::string g_iniFile = std::string(DEFAULT_CONF_FILE);
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std::string g_lockFile = std::string(DEFAULT_LOCK_FILE);
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bool g_foreground = false;
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bool g_killed = false;
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bool g_remoteModemMode = false;
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std::string g_remoteAddress = std::string("127.0.0.1");
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uint16_t g_remotePort = REMOTE_MODEM_PORT;
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bool g_fireDMRBeacon = false;
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bool g_fireP25Control = false;
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bool g_fireNXDNControl = false;
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bool g_fireCCVCNotification = false;
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uint8_t* g_gitHashBytes = nullptr;
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bool g_disableNonAuthoritativeLogging = false;
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bool g_modemDebug = false;
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// ---------------------------------------------------------------------------
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// Global Functions
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// ---------------------------------------------------------------------------
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#if !defined(CATCH2_TEST_COMPILATION)
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/* Internal signal handler. */
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static void sigHandler(int signum)
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{
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g_signal = signum;
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g_killed = true;
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}
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#endif
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/* Helper to print a fatal error message and exit. */
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void fatal(const char* msg, ...)
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{
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char buffer[400U];
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::memset(buffer, 0x20U, 400U);
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va_list vl;
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va_start(vl, msg);
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::vsprintf(buffer, msg, vl);
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va_end(vl);
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::fprintf(stderr, "%s: FATAL PANIC; %s\n", g_progExe.c_str(), buffer);
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exit(EXIT_FAILURE);
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}
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/* Helper to pring usage the command line arguments. (And optionally an error.) */
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void usage(const char* message, const char* arg)
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{
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::fprintf(stdout, __PROG_NAME__ " %s (built %s)\r\n", __VER__, __BUILD__);
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::fprintf(stdout, "Copyright (c) 2017-2025 Bryan Biedenkapp, N2PLL and DVMProject (https://github.com/dvmproject) Authors.\n");
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::fprintf(stdout, "Portions Copyright (c) 2015-2021 by Jonathan Naylor, G4KLX and others\n\n");
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if (message != nullptr) {
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::fprintf(stderr, "%s: ", g_progExe.c_str());
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::fprintf(stderr, message, arg);
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::fprintf(stderr, "\n\n");
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}
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::fprintf(stdout,
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"usage: %s [-vhdf]"
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"[--syslog]"
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#if defined(ENABLE_SETUP_TUI)
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"[--setup]"
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#else
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"[--cal]"
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#endif
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"[-c <configuration file>]"
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"[--remote [-a <address>] [-p <port>]]"
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"\n\n"
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" -v show version information\n"
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" -h show this screen\n"
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" -d force modem debug\n"
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" -f foreground mode\n"
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"\n"
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" --syslog force logging to syslog\n"
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"\n"
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#if defined(ENABLE_SETUP_TUI)
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" --setup setup and calibration mode\n"
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#else
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" --cal old calibration mode\n"
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#endif
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"\n"
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" -c <file> specifies the configuration file to use\n"
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"\n"
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" --remote remote modem mode\n"
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" -a remote modem command address\n"
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" -p remote modem command port\n"
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"\n"
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" -- stop handling options\n",
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g_progExe.c_str());
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exit(EXIT_FAILURE);
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}
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/* Helper to validate the command line arguments. */
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int checkArgs(int argc, char* argv[])
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{
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int i, p = 0;
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// iterate through arguments
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for (i = 1; i <= argc; i++)
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{
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if (argv[i] == nullptr) {
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break;
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}
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if (*argv[i] != '-') {
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continue;
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}
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else if (IS("--")) {
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++p;
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break;
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}
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else if (IS("-d")) {
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g_modemDebug = true;
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}
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else if (IS("-f")) {
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g_foreground = true;
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}
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else if (IS("--syslog")) {
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g_useSyslog = true;
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}
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else if (IS("--cal")) {
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g_calibrate = true;
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}
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else if (IS("--setup")) {
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#if defined(ENABLE_SETUP_TUI)
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g_setup = true;
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#else
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g_calibrate = true;
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#endif // defined(ENABLE_SETUP_TUI)
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}
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else if (IS("-c")) {
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if (argc-- <= 0)
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usage("error: %s", "must specify the configuration file to use");
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g_iniFile = std::string(argv[++i]);
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if (g_iniFile.empty())
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usage("error: %s", "configuration file cannot be blank!");
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p += 2;
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}
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else if (IS("--remote")) {
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g_remoteModemMode = true;
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}
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else if (IS("-a")) {
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if ((argc - 1) <= 0)
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usage("error: %s", "must specify the address to connect to");
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g_remoteAddress = std::string(argv[++i]);
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if (g_remoteAddress.empty())
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usage("error: %s", "remote address cannot be blank!");
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p += 2;
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}
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else if (IS("-p")) {
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if ((argc - 1) <= 0)
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usage("error: %s", "must specify the port to connect to");
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g_remotePort = (uint16_t)::atoi(argv[++i]);
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if (g_remotePort == 0)
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usage("error: %s", "remote port number cannot be blank or 0!");
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p += 2;
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}
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else if (IS("-v")) {
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::fprintf(stdout, __PROG_NAME__ " %s (built %s)\r\n", __VER__, __BUILD__);
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::fprintf(stdout, "Copyright (c) 2017-2025 Bryan Biedenkapp, N2PLL and DVMProject (https://github.com/dvmproject) Authors.\n");
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::fprintf(stdout, "Portions Copyright (c) 2015-2021 by Jonathan Naylor, G4KLX and others\n");
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if (argc == 2)
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exit(EXIT_SUCCESS);
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}
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else if (IS("-h")) {
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usage(nullptr, nullptr);
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if (argc == 2)
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exit(EXIT_SUCCESS);
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}
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else {
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usage("unrecognized option `%s'", argv[i]);
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}
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}
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if (p < 0 || p > argc) {
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p = 0;
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}
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return ++p;
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}
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// ---------------------------------------------------------------------------
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// Program Entry Point
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// ---------------------------------------------------------------------------
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#if !defined(CATCH2_TEST_COMPILATION)
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int main(int argc, char** argv)
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{
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g_gitHashBytes = new uint8_t[4U];
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::memset(g_gitHashBytes, 0x00U, 4U);
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uint32_t hash = ::strtoul(__GIT_VER_HASH__, 0, 16);
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__SET_UINT32(hash, g_gitHashBytes, 0U);
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if (argv[0] != nullptr && *argv[0] != 0)
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g_progExe = std::string(argv[0]);
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if (argc > 1) {
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// check arguments
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int i = checkArgs(argc, argv);
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if (i < argc) {
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argc -= i;
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argv += i;
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}
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else {
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argc--;
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argv++;
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}
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}
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::signal(SIGINT, sigHandler);
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::signal(SIGTERM, sigHandler);
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#if !defined(_WIN32)
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::signal(SIGHUP, sigHandler);
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#endif // !defined(_WIN32)
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int ret = 0;
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do {
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g_signal = 0;
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g_killed = false;
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if (g_calibrate || g_setup) {
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#if defined(ENABLE_SETUP_TUI)
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if (g_setup) {
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HostSetup* setup = new HostSetup(g_iniFile);
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ret = setup->run(argc, argv);
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delete setup;
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}
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else {
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HostCal* cal = new HostCal(g_iniFile);
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ret = cal->run(argc, argv);
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delete cal;
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}
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#else
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HostCal* cal = new HostCal(g_iniFile);
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ret = cal->run(argc, argv);
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delete cal;
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#endif // defined(ENABLE_SETUP_TUI)
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}
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else {
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Host* host = new Host(g_iniFile);
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ret = host->run();
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delete host;
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}
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if (g_signal == 2)
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::LogInfoEx(LOG_HOST, "[STOP] dvmhost:main SIGINT");
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if (g_signal == 15)
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::LogInfoEx(LOG_HOST, "[STOP] dvmhost:main SIGTERM");
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if (g_signal == 1)
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::LogInfoEx(LOG_HOST, "[RSTR] dvmhost:main SIGHUP");
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} while (g_signal == 1);
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::LogFinalise();
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::ActivityLogFinalise();
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return ret;
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}
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#endif |