mirror of
https://github.com/clementine-player/Clementine
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137 lines
4.6 KiB
C++
137 lines
4.6 KiB
C++
/*
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Copyright (c) 2006-2009 by Jakob Schroeter <js@camaya.net>
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This file is part of the gloox library. http://camaya.net/gloox
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This software is distributed under a license. The full license
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agreement can be found in the file LICENSE in this distribution.
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This software may not be copied, modified, sold or distributed
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other than expressed in the named license agreement.
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This software is distributed without any warranty.
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*/
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#ifndef SOCKS5BYTESTREAM_H__
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#define SOCKS5BYTESTREAM_H__
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#include "bytestream.h"
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#include "gloox.h"
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#include "socks5bytestreammanager.h"
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#include "connectiondatahandler.h"
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#include <string>
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namespace gloox
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{
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class SOCKS5BytestreamDataHandler;
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class ConnectionBase;
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class LogSink;
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/**
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* @brief An implementation of a single SOCKS5 Bytestream (XEP-0065).
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*
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* One instance of this class handles one bytestream.
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*
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* See SOCKS5BytestreamManager for a detailed description on how to implement
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* SOCKS5 Bytestreams in your application.
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*
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* @author Jakob Schroeter <js@camaya.net>
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* @since 0.9
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*/
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class GLOOX_API SOCKS5Bytestream : public ConnectionDataHandler, public Bytestream
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{
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friend class SOCKS5BytestreamManager;
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public:
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/**
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* Virtual destructor.
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*/
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virtual ~SOCKS5Bytestream();
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/**
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* This function starts the connection process. That is, it attempts to connect
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* to each of the available StreamHosts. Once a working StreamHosts is found, the
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* SOCKS5BytestreamManager is notified and the function returns.
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* @return @b True if a connection to a StreamHost could be established, @b false
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* otherwise.
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* @note If @b false is returned you should hand this SOCKS5Bytestream object
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* to SOCKS5BytestreamManager::dispose() for deletion.
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* @note Make sure you have a SOCKS5BytestreamDataHandler registered (using
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* registerSOCKS5BytestreamDataHandler()) before calling this function.
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*/
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virtual bool connect();
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/**
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* Closes the bytestream.
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*/
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virtual void close();
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/**
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* Use this function to send a chunk of data over an open bytestream. There is
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* no limit for the size of the chunk (other than your machine's memory).
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* If the stream is not open or has been closed again
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* (by the remote entity or locally), nothing is sent and @b false is returned.
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* @param data The block of data to send.
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* @return @b True if the data has been sent (no guarantee of receipt), @b false
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* in case of an error.
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*/
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virtual bool send( const std::string& data );
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/**
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* Call this function repeatedly to receive data from the socket. You should even do this
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* if you use the bytestream to merely @b send data.
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* @param timeout The timeout to use for select in microseconds. Default of -1 means blocking.
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* @return The state of the connection.
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*/
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virtual ConnectionError recv( int timeout = -1 );
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/**
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* Sets the connection to use.
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* @param connection The connection. The bytestream will own the connection, any
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* previously set connection gets deleted.
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*/
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void setConnectionImpl( ConnectionBase* connection );
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/**
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* This function returns the concrete connection implementation currently in use.
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* @return The concrete connection implementation.
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* @since 0.9.7
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*/
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ConnectionBase* connectionImpl( ) { return m_connection; }
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/**
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* Use this function to set the available StreamHosts. Usually you should not need to
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* use this function directly.
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*/
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void setStreamHosts( const StreamHostList& hosts ) { m_hosts = hosts; }
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// reimplemented from ConnectionDataHandler
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virtual void handleReceivedData( const ConnectionBase* connection, const std::string& data );
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// reimplemented from ConnectionDataHandler
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virtual void handleConnect( const ConnectionBase* connection );
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// reimplemented from ConnectionDataHandler
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virtual void handleDisconnect( const ConnectionBase* connection, ConnectionError reason );
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private:
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SOCKS5Bytestream( SOCKS5BytestreamManager* manager, ConnectionBase* connection,
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LogSink& logInstance, const JID& initiator, const JID& target,
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const std::string& sid );
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void activate();
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SOCKS5BytestreamManager* m_manager;
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ConnectionBase* m_connection;
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ConnectionBase* m_socks5;
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JID m_proxy;
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bool m_connected;
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StreamHostList m_hosts;
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};
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}
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#endif // SOCKS5BYTESTREAM_H__
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