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author | 2024-04-22 08:04:58 +1000 | |
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committer | 2024-04-22 08:04:58 +1000 | |
commit | 184292b730f4236bd4840e780fdad97ee060ec84 (patch) | |
tree | 67902161a465fe92aec78ca502de07092b8cde0f /3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp | |
parent | 24154bc1f00790f344120b3a85175d6f616c5ad0 (diff) |
3rdparty/asio: Updated to 1.30.2
Diffstat (limited to '3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp b/3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp deleted file mode 100644 index 4549b446245..00000000000 --- a/3rdparty/asio/src/examples/cpp03/spawn/echo_server.cpp +++ /dev/null @@ -1,122 +0,0 @@ -// -// echo_server.cpp -// ~~~~~~~~~~~~~~~ -// -// Copyright (c) 2003-2021 Christopher M. Kohlhoff (chris at kohlhoff dot com) -// -// Distributed under the Boost Software License, Version 1.0. (See accompanying -// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) -// - -#include <asio/io_context.hpp> -#include <asio/ip/tcp.hpp> -#include <asio/spawn.hpp> -#include <asio/steady_timer.hpp> -#include <asio/write.hpp> -#include <boost/bind/bind.hpp> -#include <boost/shared_ptr.hpp> -#include <boost/enable_shared_from_this.hpp> -#include <iostream> - -using asio::ip::tcp; - -class session : public boost::enable_shared_from_this<session> -{ -public: - explicit session(asio::io_context& io_context) - : strand_(asio::make_strand(io_context)), - socket_(io_context), - timer_(io_context) - { - } - - tcp::socket& socket() - { - return socket_; - } - - void go() - { - asio::spawn(strand_, - boost::bind(&session::echo, - shared_from_this(), boost::placeholders::_1)); - asio::spawn(strand_, - boost::bind(&session::timeout, - shared_from_this(), boost::placeholders::_1)); - } - -private: - void echo(asio::yield_context yield) - { - try - { - char data[128]; - for (;;) - { - timer_.expires_after(asio::chrono::seconds(10)); - std::size_t n = socket_.async_read_some(asio::buffer(data), yield); - asio::async_write(socket_, asio::buffer(data, n), yield); - } - } - catch (std::exception& e) - { - socket_.close(); - timer_.cancel(); - } - } - - void timeout(asio::yield_context yield) - { - while (socket_.is_open()) - { - asio::error_code ignored_ec; - timer_.async_wait(yield[ignored_ec]); - if (timer_.expiry() <= asio::steady_timer::clock_type::now()) - socket_.close(); - } - } - - asio::strand<asio::io_context::executor_type> strand_; - tcp::socket socket_; - asio::steady_timer timer_; -}; - -void do_accept(asio::io_context& io_context, - unsigned short port, asio::yield_context yield) -{ - tcp::acceptor acceptor(io_context, tcp::endpoint(tcp::v4(), port)); - - for (;;) - { - asio::error_code ec; - boost::shared_ptr<session> new_session(new session(io_context)); - acceptor.async_accept(new_session->socket(), yield[ec]); - if (!ec) new_session->go(); - } -} - -int main(int argc, char* argv[]) -{ - try - { - if (argc != 2) - { - std::cerr << "Usage: echo_server <port>\n"; - return 1; - } - - asio::io_context io_context; - - asio::spawn(io_context, - boost::bind(do_accept, - boost::ref(io_context), atoi(argv[1]), boost::placeholders::_1)); - - io_context.run(); - } - catch (std::exception& e) - { - std::cerr << "Exception: " << e.what() << "\n"; - } - - return 0; -} |