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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/chat/chat_client.cpp | |
parent | 24154bc1f00790f344120b3a85175d6f616c5ad0 (diff) |
3rdparty/asio: Updated to 1.30.2
Diffstat (limited to '3rdparty/asio/src/examples/cpp03/chat/chat_client.cpp')
-rw-r--r-- | 3rdparty/asio/src/examples/cpp03/chat/chat_client.cpp | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/chat/chat_client.cpp b/3rdparty/asio/src/examples/cpp03/chat/chat_client.cpp deleted file mode 100644 index 868e7d7bfa3..00000000000 --- a/3rdparty/asio/src/examples/cpp03/chat/chat_client.cpp +++ /dev/null @@ -1,177 +0,0 @@ -// -// chat_client.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 <cstdlib> -#include <deque> -#include <iostream> -#include <boost/bind/bind.hpp> -#include "asio.hpp" -#include "chat_message.hpp" - -using asio::ip::tcp; - -typedef std::deque<chat_message> chat_message_queue; - -class chat_client -{ -public: - chat_client(asio::io_context& io_context, - const tcp::resolver::results_type& endpoints) - : io_context_(io_context), - socket_(io_context) - { - asio::async_connect(socket_, endpoints, - boost::bind(&chat_client::handle_connect, this, - asio::placeholders::error)); - } - - void write(const chat_message& msg) - { - asio::post(io_context_, - boost::bind(&chat_client::do_write, this, msg)); - } - - void close() - { - asio::post(io_context_, - boost::bind(&chat_client::do_close, this)); - } - -private: - - void handle_connect(const asio::error_code& error) - { - if (!error) - { - asio::async_read(socket_, - asio::buffer(read_msg_.data(), chat_message::header_length), - boost::bind(&chat_client::handle_read_header, this, - asio::placeholders::error)); - } - } - - void handle_read_header(const asio::error_code& error) - { - if (!error && read_msg_.decode_header()) - { - asio::async_read(socket_, - asio::buffer(read_msg_.body(), read_msg_.body_length()), - boost::bind(&chat_client::handle_read_body, this, - asio::placeholders::error)); - } - else - { - do_close(); - } - } - - void handle_read_body(const asio::error_code& error) - { - if (!error) - { - std::cout.write(read_msg_.body(), read_msg_.body_length()); - std::cout << "\n"; - asio::async_read(socket_, - asio::buffer(read_msg_.data(), chat_message::header_length), - boost::bind(&chat_client::handle_read_header, this, - asio::placeholders::error)); - } - else - { - do_close(); - } - } - - void do_write(chat_message msg) - { - bool write_in_progress = !write_msgs_.empty(); - write_msgs_.push_back(msg); - if (!write_in_progress) - { - asio::async_write(socket_, - asio::buffer(write_msgs_.front().data(), - write_msgs_.front().length()), - boost::bind(&chat_client::handle_write, this, - asio::placeholders::error)); - } - } - - void handle_write(const asio::error_code& error) - { - if (!error) - { - write_msgs_.pop_front(); - if (!write_msgs_.empty()) - { - asio::async_write(socket_, - asio::buffer(write_msgs_.front().data(), - write_msgs_.front().length()), - boost::bind(&chat_client::handle_write, this, - asio::placeholders::error)); - } - } - else - { - do_close(); - } - } - - void do_close() - { - socket_.close(); - } - -private: - asio::io_context& io_context_; - tcp::socket socket_; - chat_message read_msg_; - chat_message_queue write_msgs_; -}; - -int main(int argc, char* argv[]) -{ - try - { - if (argc != 3) - { - std::cerr << "Usage: chat_client <host> <port>\n"; - return 1; - } - - asio::io_context io_context; - - tcp::resolver resolver(io_context); - tcp::resolver::results_type endpoints = resolver.resolve(argv[1], argv[2]); - - chat_client c(io_context, endpoints); - - asio::thread t(boost::bind(&asio::io_context::run, &io_context)); - - char line[chat_message::max_body_length + 1]; - while (std::cin.getline(line, chat_message::max_body_length + 1)) - { - using namespace std; // For strlen and memcpy. - chat_message msg; - msg.body_length(strlen(line)); - memcpy(msg.body(), line, msg.body_length()); - msg.encode_header(); - c.write(msg); - } - - c.close(); - t.join(); - } - catch (std::exception& e) - { - std::cerr << "Exception: " << e.what() << "\n"; - } - - return 0; -} |