stream_client.cpp
1.4 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
//
// stream_client.cpp
// ~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2020 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 <cstring>
#include <iostream>
#include "asio.hpp"
#if defined(ASIO_HAS_LOCAL_SOCKETS)
using asio::local::stream_protocol;
constexpr std::size_t max_length = 1024;
int main(int argc, char* argv[])
{
try
{
if (argc != 2)
{
std::cerr << "Usage: stream_client <file>\n";
return 1;
}
asio::io_context io_context;
stream_protocol::socket s(io_context);
s.connect(stream_protocol::endpoint(argv[1]));
std::cout << "Enter message: ";
char request[max_length];
std::cin.getline(request, max_length);
size_t request_length = std::strlen(request);
asio::write(s, asio::buffer(request, request_length));
char reply[max_length];
size_t reply_length = asio::read(s,
asio::buffer(reply, request_length));
std::cout << "Reply is: ";
std::cout.write(reply, reply_length);
std::cout << "\n";
}
catch (std::exception& e)
{
std::cerr << "Exception: " << e.what() << "\n";
}
return 0;
}
#else // defined(ASIO_HAS_LOCAL_SOCKETS)
# error Local sockets not available on this platform.
#endif // defined(ASIO_HAS_LOCAL_SOCKETS)