tcpserver.h

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/* Copyright (C) 2007,2008 Olly Betts
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */
 
#ifndef XAPIAN_INCLUDED_TCPSERVER_H
#define XAPIAN_INCLUDED_TCPSERVER_H
 
#ifdef __WIN32__
# include "remoteconnection.h"
# define SOCKET_INITIALIZER_MIXIN : private WinsockInitializer
#else
# define SOCKET_INITIALIZER_MIXIN
#endif
 
#if defined __CYGWIN__ || defined __WIN32__
# include "safewindows.h" // Only for HANDLE!
#endif
 
#include <xapian/visibility.h>
 
#include <string>
 
class XAPIAN_VISIBILITY_DEFAULT TcpServer SOCKET_INITIALIZER_MIXIN {
    void operator=(const TcpServer &);
 
    TcpServer(const TcpServer &);
 
#if defined __CYGWIN__ || defined __WIN32__
    HANDLE mutex = NULL;
#endif
 
    int listen_socket;
 
    static int get_listening_socket(const std::string & host, int port,
                                    bool tcp_nodelay
#if defined __CYGWIN__ || defined __WIN32__
                                    , HANDLE &mutex
#endif
            );
 
  protected:
    bool verbose;
 
    int accept_connection();
 
  public:
    TcpServer(const std::string &host, int port, bool tcp_nodelay,
              bool verbose);
 
    virtual ~TcpServer();
 
    void run();
 
    void run_once();
 
    virtual void handle_one_connection(int socket) = 0;
};
 
#endif  // XAPIAN_INCLUDED_TCPSERVER_H