void do_write(boost::asio::ip::tcp::socket& socket, boost::asio::yield_context yield)
{
using namespace boost::asio::ip;
std::time_t now = std::time(0);
std::string data = std::ctime(&now);
boost::asio::async_write(socket, boost::asio::buffer(data), yield);
socket.shutdown(tcp::socket::shutdown_send);
}
inline void connection::handle_write(const boost::system::error_code& e)
{
if (!e) {
// Initiate graceful connection closure.
boost::system::error_code ignored_ec;
socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both, ignored_ec);
}
// No new asynchronous operations are started. This means that all shared_ptr
// references to the connection object will disappear and the object will be
// destroyed automatically after this handler returns. The connection class's
// destructor closes the socket.
}
void handler::close() {
boost::system::error_code ec;
m_socket.shutdown(boost::asio::socket_base::shutdown_both, ec);
}