SocketIODevice.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2006, Copyright University Corporation for Atmospheric Research
 **
 ** 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.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/
 
#ifndef NIDAS_CORE_SOCKETIODEVICE_H
#define NIDAS_CORE_SOCKETIODEVICE_H
 
#include "IODevice.h"
#include <nidas/util/Socket.h>
#include <nidas/util/ParseException.h>
#include <nidas/util/auto_ptr.h>
 
namespace nidas { namespace core {
 
class SocketIODevice : public IODevice {
 
public:
 
    SocketIODevice();
 
    ~SocketIODevice();
 
    void open(int flags);
 
    /*
    * Perform an ioctl on the device. This is supported on sockets,
    * and will throw an IOException.
    *
    * @throws nidas::util::IOException
    */
    void ioctl(int /* request */, void* /* buf */, size_t /* len */)
    {
        throw nidas::util::IOException(getName(),
        "ioctl","not supported on SocketIODevice");
    }
 
    static void parseAddress(const std::string& name, int& addrtype,
                             std::string& hostname,
                             int& port, std::string& bindaddr);
 
protected:
 
    int _addrtype;
 
    std::string _desthost;
 
    int _port;
 
    nidas::util::auto_ptr<nidas::util::SocketAddress> _sockAddr;
 
    std::string _bindAddr;
 
};
 
}}  // namespace nidas namespace core
 
#endif