mirror of
https://github.com/outbackdingo/UltraGrid.git
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91 lines
2.7 KiB
C++
91 lines
2.7 KiB
C++
/**
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* @file main.cpp
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* @author Martin Piatka <piatka@cesnet.cz>
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*/
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/*
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* Copyright (c) 2021 CESNET, z. s. p. o.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, is permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of CESNET nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <iostream>
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#include <charconv>
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#include "nat-helper.hpp"
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namespace {
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void printUsage(std::string_view name){
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std::cout << "Usage: "
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<< name << " [-h/--help] [-p/--port <port>]\n";
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}
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}
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int main(int argc, char **argv){
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int port = 12558;
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for(int i = 1; i < argc; i++){
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std::string_view arg(argv[i]);
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if(arg == "-h" || arg == "--help"){
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printUsage(argv[0]);
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return 0;
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} else if(arg == "-p" || arg == "--port"){
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if(i + 1 >= argc){
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std::cerr << "Expected port number\n";
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printUsage(argv[0]);
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return 1;
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}
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std::string_view portStr(argv[++i]);
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auto res = std::from_chars(portStr.data(), portStr.data() + portStr.size(), port);
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if(res.ec != std::errc() || res.ptr == portStr.data()){
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std::cerr << "Failed to parse port number\n";
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printUsage(argv[0]);
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return 1;
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}
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} else {
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std::cerr << "Unknown argument " << arg << std::endl;
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printUsage(argv[0]);
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return 1;
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}
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}
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NatHelper server(port);
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server.run();
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for(std::string in; std::getline(std::cin, in);){
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if(in == "exit"){
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break;
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}
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}
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server.stop();
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return 0;
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}
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