barrier/lib/net/IDataSocket.h
2010-06-20 17:38:51 +00:00

96 lines
2.8 KiB
C++

/*
* synergy-plus -- mouse and keyboard sharing utility
* Copyright (C) 2009 The Synergy+ Project
* Copyright (C) 2004 Chris Schoeneman
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef IDATASOCKET_H
#define IDATASOCKET_H
#include "ISocket.h"
#include "IStream.h"
#include "CString.h"
//! Data stream socket interface
/*!
This interface defines the methods common to all network sockets that
represent a full-duplex data stream.
*/
class IDataSocket : public ISocket, public IStream {
public:
class CConnectionFailedInfo {
public:
CConnectionFailedInfo(const char* what) : m_what(what) { }
CString m_what;
};
//! @name manipulators
//@{
//! Connect socket
/*!
Attempt to connect to a remote endpoint. This returns immediately
and sends a connected event when successful or a connection failed
event when it fails. The stream acts as if shutdown for input and
output until the stream connects.
*/
virtual void connect(const CNetworkAddress&) = 0;
//@}
//! @name accessors
//@{
//! Get connected event type
/*!
Returns the socket connected event type. A socket sends this
event when a remote connection has been established.
*/
static CEvent::Type getConnectedEvent();
//! Get connection failed event type
/*!
Returns the socket connection failed event type. A socket sends
this event when an attempt to connect to a remote port has failed.
The data is a pointer to a CConnectionFailedInfo.
*/
static CEvent::Type getConnectionFailedEvent();
//@}
// ISocket overrides
// close() and getEventTarget() aren't pure to work around a bug
// in VC++6. it claims the methods are unused locals and warns
// that it's removing them. it's presumably tickled by inheriting
// methods with identical signatures from both superclasses.
virtual void bind(const CNetworkAddress&) = 0;
virtual void close();
virtual void* getEventTarget() const;
// IStream overrides
virtual UInt32 read(void* buffer, UInt32 n) = 0;
virtual void write(const void* buffer, UInt32 n) = 0;
virtual void flush() = 0;
virtual void shutdownInput() = 0;
virtual void shutdownOutput() = 0;
virtual bool isReady() const = 0;
virtual UInt32 getSize() const = 0;
private:
static CEvent::Type s_connectedEvent;
static CEvent::Type s_failedEvent;
};
#endif