wanproxy/proxy/proxy_connector.h
2018-06-28 13:25:11 +02:00

80 lines
3.3 KiB
C++

/*
* Copyright (c) 2008-2011 Juli Mallett. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef PROGRAMS_WANPROXY_PROXY_CONNECTOR_H
#define PROGRAMS_WANPROXY_PROXY_CONNECTOR_H
#define REQUEST_CHAIN_FLUSHING 0x10000
#define RESPONSE_CHAIN_FLUSHING 0x20000
#define REQUEST_CHAIN_READY 0x40000
#define RESPONSE_CHAIN_READY 0x80000
#include <common/filter.h>
#include <event/action.h>
#include <event/event.h>
#include <io/socket/socket_types.h>
#include "wanproxy_codec.h"
////////////////////////////////////////////////////////////////////////////////
// //
// File: proxy_connector.h //
// Description: carries data between endpoints through a filter chain //
// Project: WANProxy XTech //
// Adapted by: Andreu Vidal Bramfeld-Software //
// Last modified: 2016-02-28 //
// //
////////////////////////////////////////////////////////////////////////////////
class ProxyConnector : public Filter
{
LogHandle log_;
WANProxyCodec* local_codec_;
WANProxyCodec* remote_codec_;
Socket* local_socket_;
Socket* remote_socket_;
bool is_cln_, is_ssh_;
FilterChain request_chain_;
FilterChain response_chain_;
Action* connect_action_;
Action* stop_action_;
Action* request_action_;
Action* response_action_;
Action* close_action_;
int flushing_;
public:
ProxyConnector (const std::string&, WANProxyCodec*, WANProxyCodec*,
Socket*, SocketAddressFamily, const std::string&, bool cln, bool ssh);
virtual ~ProxyConnector ();
void connect_complete (Event e);
bool build_chains (WANProxyCodec* cdc1, WANProxyCodec* cdc2, Socket* sck1, Socket* sck2);
void on_request_data (Event e);
void on_response_data (Event e);
virtual void flush (int flg);
void conclude (Event e);
};
#endif /* !PROGRAMS_WANPROXY_PROXY_CONNECTOR_H */