source: vendor/synergy/current/lib/net/XSocket.h

/*
 * synergy -- mouse and keyboard sharing utility
 * Copyright (C) 2002 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.
 */

#ifndef XSOCKET_H
#define XSOCKET_H

#include "XIO.h"
#include "XBase.h"
#include "CString.h"
#include "BasicTypes.h"

//! Generic socket exception
XBASE_SUBCLASS(XSocket, XBase);

//! Socket bad address exception
/*!
Thrown when attempting to create an invalid network address.
*/
class XSocketAddress : public XSocket {
public:
        //! Failure codes
        enum EError {
                kUnknown,               //!< Unknown error
                kNotFound,              //!< The hostname is unknown
                kNoAddress,             //!< The hostname is valid but has no IP address
                kUnsupported,   //!< The hostname is valid but has no supported address
                kBadPort                //!< The port is invalid
        };

        XSocketAddress(EError, const CString& hostname, int port) throw();

        //! @name accessors
        //@{

        //! Get the error code
        EError                          getError() const throw();
        //! Get the hostname
        CString                         getHostname() const throw();
        //! Get the port
        int                                     getPort() const throw();

        //@}

protected:
        // XBase overrides
        virtual CString         getWhat() const throw();

private:
        EError                          m_error;
        CString                         m_hostname;
        int                                     m_port;
};

//! I/O closing exception
/*!
Thrown if a stream cannot be closed.
*/
XBASE_SUBCLASS_FORMAT(XSocketIOClose, XIOClose);

//! Socket cannot bind address exception
/*!
Thrown when a socket cannot be bound to an address.
*/
XBASE_SUBCLASS_FORMAT(XSocketBind, XSocket);

//! Socket address in use exception
/*!
Thrown when a socket cannot be bound to an address because the address
is already in use.
*/
XBASE_SUBCLASS(XSocketAddressInUse, XSocketBind);

//! Cannot connect socket exception
/*!
Thrown when a socket cannot connect to a remote endpoint.
*/
XBASE_SUBCLASS_FORMAT(XSocketConnect, XSocket);

//! Cannot create socket exception
/*!
Thrown when a socket cannot be created (by the operating system).
*/
XBASE_SUBCLASS_FORMAT(XSocketCreate, XSocket);

#endif