icinga2/base/tcpclient.h

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/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* 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 *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#ifndef TCPCLIENT_H
#define TCPCLIENT_H
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namespace icinga
{
/**
* The role of a TCP client object.
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*
* @ingroup base
*/
enum TcpClientRole
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{
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RoleInbound, /**< Inbound socket, i.e. one that was returned
from accept(). */
RoleOutbound /**< Outbound socket, i.e. one that is connect()'d to a
remote socket. */
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};
/**
* A TCP client connection.
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*
* @ingroup base
*/
class I2_BASE_API TcpClient : public TcpSocket
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{
private:
TcpClientRole m_Role;
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FIFO::Ptr m_SendQueue;
FIFO::Ptr m_RecvQueue;
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virtual int ReadableEventHandler(const EventArgs& ea);
virtual int WritableEventHandler(const EventArgs& ea);
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public:
typedef shared_ptr<TcpClient> Ptr;
typedef weak_ptr<TcpClient> WeakPtr;
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TcpClient(TcpClientRole role);
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TcpClientRole GetRole(void) const;
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virtual void Start(void);
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void Connect(const string& node, const string& service);
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FIFO::Ptr GetSendQueue(void);
FIFO::Ptr GetRecvQueue(void);
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virtual bool WantsToRead(void) const;
virtual bool WantsToWrite(void) const;
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Observable<EventArgs> OnDataAvailable;
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};
/**
* Returns a new unconnected TcpClient object that has the specified
* connection role.
*
* @param role The role of the new object.
* @returns A new TcpClient object.
*/
TcpClient::Ptr TcpClientFactory(TcpClientRole role);
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}
#endif /* TCPCLIENT_H */