fiber/examples/asio/ps/publisher.cpp
2016-10-13 20:17:01 +02:00

53 lines
1.5 KiB
C++

//
// blocking_tcp_echo_client.cpp
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// Copyright (c) 2003-2013 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 <boost/asio.hpp>
using boost::asio::ip::tcp;
enum {
max_length = 1024
};
int main( int argc, char* argv[]) {
try {
if ( 3 != argc) {
std::cerr << "Usage: publisher <host> <queue>\n";
return EXIT_FAILURE;
}
boost::asio::io_service io_service;
tcp::resolver resolver( io_service);
tcp::resolver::query query( tcp::v4(), argv[1], "9997");
tcp::resolver::iterator iterator = resolver.resolve(query);
tcp::socket s( io_service);
boost::asio::connect( s, iterator);
char msg[max_length];
std::string queue( argv[2]);
std::memset( msg, '\0', max_length);
std::memcpy( msg, queue.c_str(), queue.size() );
boost::asio::write( s, boost::asio::buffer( msg, max_length) );
for (;;) {
std::cout << "publish: ";
char request[max_length];
std::cin.getline( request, max_length);
boost::asio::write( s, boost::asio::buffer( request, max_length) );
}
return EXIT_SUCCESS;
} catch ( std::exception const& e) {
std::cerr << "Exception: " << e.what() << "\n";
}
return EXIT_FAILURE;
}