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TcpClient.cpp
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TcpClient.cpp
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/*
* libnet++
*
* Copyright (C) 2007-2013 Joachim Wilke <libnet@joachim-wilke.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#define BOOST_ASIO_USE_BOOST_DATE_TIME_FOR_SOCKET_IOSTREAM
#include "TcpClient.h"
#include <liblog++/Log.h>
namespace network {
void TcpClient::connectStream() {
DBG("Connecting to " << host << ":" << port);
std::string sPort = static_cast<std::stringstream&>(std::stringstream().flush() << port).str();
stream = new boost::asio::ip::tcp::iostream(host, sPort);
if (!(*stream))
throw std::runtime_error(stream->error().message());
connected = true;
}
TcpClient::TcpClient(const std::string &host, int port)
: host{host}, port{port}, connected{false}, stream{nullptr} {
}
TcpClient::~TcpClient() {
disconnectStream();
}
std::string TcpClient::readLine(bool removeNewline) {
if (!connected)
connectStream();
std::string line;
std::getline(*stream, line);
if (line.length() > 0 && removeNewline)
line.erase(line.end()-1, line.end());
return line;
}
void TcpClient::expireStreamNow() {
if (stream)
stream->expires_from_now(boost::posix_time::seconds(0));
}
void TcpClient::disconnectStream() {
if (stream && connected) {
DBG("Disconnecting from " << host << ":" << port);
stream->close();
delete stream;
}
connected = false;
}
void TcpClient::write(const std::string &data) {
if (!connected)
connectStream();
*stream << data;
}
}