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/*---------------------------------------------------------------------------*/
/* */
/* ActiveSocket.h - Active Socket Decleration */
/* */
/* Author : Mark Carrier (mark@carrierlabs.com) */
/* */
/*---------------------------------------------------------------------------*/
/* Copyright (c) 2007-2009 CarrierLabs, LLC. 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.
*
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* 4. The name "CarrierLabs" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* mark@carrierlabs.com.
*
* THIS SOFTWARE IS PROVIDED BY MARK CARRIER ``AS IS'' AND ANY
* EXPRESSED 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 MARK CARRIER OR
* ITS 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 __ACTIVESOCKET_H__
#define __ACTIVESOCKET_H__
#include "SimpleSocket.h"
class CPassiveSocket;
/// Provides a platform independent class to create an active socket.
/// An active socket is used to create a socket which connects to a server.
/// This type of object would be used when an application needs to send/receive
/// data from a server.
class CActiveSocket : public CSimpleSocket {
public:
friend class CPassiveSocket;
CActiveSocket(CSocketType type = SocketTypeTcp);
virtual ~CActiveSocket() {
Close();
};
/// Established a connection to the address specified by pAddr.
/// Connection-based protocol sockets (CSocket::SocketTypeTcp) may
/// successfully call Open() only once, however; connectionless protocol
/// sockets (CSocket::SocketTypeUdp) may use Open() multiple times to
/// change their association.
/// @param pAddr specifies the destination address to connect.
/// @param nPort specifies the destination port.
/// @return true if successful connection made, otherwise false.
virtual bool Open(const char *pAddr, uint16 nPort);
private:
/// Utility function used to create a TCP connection, called from Open().
/// @return true if successful connection made, otherwise false.
bool ConnectTCP(const char *pAddr, uint16 nPort);
/// Utility function used to create a UDP connection, called from Open().
/// @return true if successful connection made, otherwise false.
bool ConnectUDP(const char *pAddr, uint16 nPort);
/// Utility function used to create a RAW connection, called from Open().
/// @return true if successful connection made, otherwise false.
bool ConnectRAW(const char *pAddr, uint16 nPort);
private:
struct hostent *m_pHE;
};
#endif /* __ACTIVESOCKET_H__ */
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