conexus/filedescriptor.h

00001 /***************************************************************************
00002  *   Copyright (C) 2001 by Rick L. Vinyard, Jr.                            *
00003  *   rvinyard@cs.nmsu.edu                                                  *
00004  *                                                                         *
00005  *   This program is free software; you can redistribute it and/or modify  *
00006  *   it under the terms of the GNU Lesser General Public License as        *
00007  *   published by the Free Software Foundation version 2.1.                *
00008  *                                                                         *
00009  *   This program is distributed in the hope that it will be useful,       *
00010  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00011  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00012  *   GNU General Public License for more details.                          *
00013  *                                                                         *
00014  *   You should have received a copy of the GNU Lesser General Public      *
00015  *   License along with this library; if not, write to the                 *
00016  *   Free Software Foundation, Inc.,                                       *
00017  *   51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA              *
00018  ***************************************************************************/
00019 #ifndef CONEXUSFILEDESCRIPTOR_H
00020 #define CONEXUSFILEDESCRIPTOR_H
00021 
00022 #include <conexus/endpoint.h>
00023 
00029 namespace Conexus
00030 {
00031 
00039   class FileDescriptor : public Endpoint
00040   {
00041     protected:
00042 
00043       FileDescriptor( int fd = -1, bool close_on_destruction = true );
00044 
00045     public:
00046 
00047       typedef ConexusPointer<FileDescriptor> pointer;
00048 
00049       virtual ~FileDescriptor();
00050 
00056       virtual int fd() throw ();
00057 
00063       virtual void close( bool force = false ) throw ( close_exception );
00064 
00065     protected:
00066       int m_fd;
00067 
00068       virtual ssize_t write_data( long int timeout, const Data data ) throw ( write_exception );
00069 
00070       virtual Data read_data( long int timeout, size_t s = 0 ) throw ( read_exception );
00071 
00072   };
00073 
00074 }
00075 
00076 #endif

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