56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
#include <boost/asio.hpp>
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#include <iostream>
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#include <optional>
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class session: public std::enable_shared_from_this<session> {
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public:
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session(boost::asio::ip::tcp::socket&& socket) :
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socket(std::move(socket)) {}
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void start() {
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boost::asio::async_read_until(
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socket,
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streambuf,
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'\n',
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[self = shared_from_this()](
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boost::system::error_code error,
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std::size_t bytes_transferred) {
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std::cout << std::istream(&self->streambuf).rdbuf();
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});
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}
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private:
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boost::asio::ip::tcp::socket socket;
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boost::asio::streambuf streambuf;
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};
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class server {
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public:
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server(boost::asio::io_context& io_context, std::uint16_t port) :
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io_context(io_context),
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acceptor(
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io_context,
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boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)) {}
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void async_accept() {
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socket.emplace(io_context);
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acceptor.async_accept(*socket, [&](boost::system::error_code error) {
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std::make_shared<session>(std::move(*socket))->start();
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async_accept();
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});
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}
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private:
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boost::asio::io_context& io_context;
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boost::asio::ip::tcp::acceptor acceptor;
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std::optional<boost::asio::ip::tcp::socket> socket;
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};
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int main() {
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boost::asio::io_context io_context;
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server srv(io_context, 15001);
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srv.async_accept();
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io_context.run();
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return 0;
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} |