]>
git.proxmox.com Git - ceph.git/blob - ceph/src/boost/libs/asio/example/cpp11/echo/blocking_tcp_echo_client.cpp
2 // blocking_tcp_echo_client.cpp
3 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
5 // Copyright (c) 2003-2017 Christopher M. Kohlhoff (chris at kohlhoff dot com)
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
14 #include <boost/asio.hpp>
16 using boost::asio::ip::tcp
;
18 enum { max_length
= 1024 };
20 int main(int argc
, char* argv
[])
26 std::cerr
<< "Usage: blocking_tcp_echo_client <host> <port>\n";
30 boost::asio::io_context io_context
;
32 tcp::socket
s(io_context
);
33 tcp::resolver
resolver(io_context
);
34 boost::asio::connect(s
, resolver
.resolve(argv
[1], argv
[2]));
36 std::cout
<< "Enter message: ";
37 char request
[max_length
];
38 std::cin
.getline(request
, max_length
);
39 size_t request_length
= std::strlen(request
);
40 boost::asio::write(s
, boost::asio::buffer(request
, request_length
));
42 char reply
[max_length
];
43 size_t reply_length
= boost::asio::read(s
,
44 boost::asio::buffer(reply
, request_length
));
45 std::cout
<< "Reply is: ";
46 std::cout
.write(reply
, reply_length
);
49 catch (std::exception
& e
)
51 std::cerr
<< "Exception: " << e
.what() << "\n";