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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#pragma once
#include <boost/shared_ptr.hpp>
#include <Swiften/Base/API.h>
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/Network/Connection.h>
#include <Swiften/FileTransfer/ReadBytestream.h>
#include <Swiften/FileTransfer/WriteBytestream.h>
#include <Swiften/FileTransfer/FileTransferError.h>
namespace Swift {
class SOCKS5BytestreamRegistry;
class SWIFTEN_API SOCKS5BytestreamServerSession {
public:
typedef boost::shared_ptr<SOCKS5BytestreamServerSession> ref;
public:
enum State {
Initial,
WaitingForAuthentication,
WaitingForRequest,
ReadyForTransfer,
ReadingData,
WritingData,
Finished
};
SOCKS5BytestreamServerSession(boost::shared_ptr<Connection> connection, SOCKS5BytestreamRegistry* registry);
~SOCKS5BytestreamServerSession();
void setChunkSize(int chunkSize) {
this->chunkSize = chunkSize;
}
void start();
void stop();
void startSending(boost::shared_ptr<ReadBytestream>);
void startReceiving(boost::shared_ptr<WriteBytestream>);
HostAddressPort getAddressPort() const;
boost::signal<void (boost::optional<FileTransferError>)> onFinished;
boost::signal<void (unsigned long long)> onBytesSent;
boost::signal<void (unsigned long long)> onBytesReceived;
const std::string& getStreamID() const {
return streamID;
}
private:
void finish(bool error);
void process();
void handleDataRead(boost::shared_ptr<SafeByteArray>);
void handleDisconnected(const boost::optional<Connection::Error>&);
void handleDataAvailable();
void sendData();
private:
boost::shared_ptr<Connection> connection;
SOCKS5BytestreamRegistry* bytestreams;
ByteArray unprocessedData;
State state;
int chunkSize;
std::string streamID;
boost::shared_ptr<ReadBytestream> readBytestream;
boost::shared_ptr<WriteBytestream> writeBytestream;
bool waitingForData;
boost::bsignals::connection disconnectedConnection;
boost::bsignals::connection dataReadConnection;
boost::bsignals::connection dataWrittenConnection;
boost::bsignals::connection dataAvailableConnection;
};
}
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