mcpinger/cli_parser.cpp
2024-05-08 13:27:23 +02:00

70 lines
2.4 KiB
C++

//cli_parser.cpp
#include "cli_parser.h"
#include <getopt.h>
#include <iostream>
void config::parseCommandLine(int argc, char *argv[]) {
const struct option longOptions[] = {
{"host", required_argument, nullptr, 'h'},
{"port", required_argument, nullptr, 'p'},
{"vhost", required_argument, nullptr, 'v'},
{"vport", required_argument, nullptr, 'b'},
{"version", required_argument, nullptr, 'r'},
{"state", required_argument, nullptr, 's'},
{"help", no_argument, nullptr, 0},
{nullptr, 0, nullptr, 0}
};
int opt;
while ((opt = getopt_long(argc, argv, "h:p:v:b:r:s:", longOptions, nullptr)) != -1) {
switch (opt) {
case 'h':
hostname = optarg;
break;
case 'p':
port = std::stoi(optarg);
break;
case 'v':
virtualHostname = optarg;
break;
case 'b':
virtualPort = std::stoi(optarg);
break;
case 'r':
protocolVersion = std::stoi(optarg);
break;
case 's':
nextState = std::stoi(optarg);
break;
case 0: // --help
printHelp();
exit(0);
default: // '?'
printHelp();
exit(1);
}
}
if (hostname.empty()) {
std::cerr << "Error: Hostname is required.\n";
printHelp();
exit(1);
}
if (virtualHostname.empty()) {
virtualHostname = hostname; // Default to real hostname
}
}
void config::printHelp() {
std::cout << "Usage: mcpinger [options]\n"
<< "Options:\n"
<< " --host <hostname> Real server hostname (required)\n"
<< " --port <port> Real server port (default 25565)\n"
<< " --vhost <virtual host> Virtual hostname (default is same as host)\n"
<< " --vport <virtual port> Virtual port (default is same as port)\n"
<< " --version <protocol> Protocol version (default -1)\n"
<< " --state <next state> Next state (default 1, status request)\n"
<< " --help Show this help message\n";
}