stream2socket.cc

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/* $Header: /var/cvs/mbdyn/mbdyn/mbdyn-1.0/utils/stream2socket.cc,v 1.23 2017/01/12 15:10:28 masarati Exp $ */
/* 
 * MBDyn (C) is a multibody analysis code. 
 * http://www.mbdyn.org
 *
 * Copyright (C) 1996-2017
 *
 * Pierangelo Masarati  <masarati@aero.polimi.it>
 * Paolo Mantegazza     <mantegazza@aero.polimi.it>
 *
 * Dipartimento di Ingegneria Aerospaziale - Politecnico di Milano
 * via La Masa, 34 - 20156 Milano, Italy
 * http://www.aero.polimi.it
 *
 * Changing this copyright notice is forbidden.
 *
 * 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 (version 2 of the License).
 * 
 *
 * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "mbconfig.h"           /* This goes first in every *.c,*.cc file */

#include <cstring>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <cstdio>
#include <cstdlib>
#include <cerrno>
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/un.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <fcntl.h>
#include <signal.h>

#include <iostream>
#include <sstream>
#include <vector>

#include "sock.h"
#include "s2s.h"

int
main(int argc, char *argv[])
{
        struct s2s_t    s2s;

        try {
                s2s.parse(argc, argv);
                s2s.prepare();

        } catch (...) {
                s2s.shutdown();
                exit(EXIT_FAILURE);
        }

        if (s2s.nChannels == 0) {
                std::string buf;
                std::getline(std::cin, buf);

                std::istringstream      str(buf);
                for (;; s2s.nChannels++) {
                        double  d;

                        str >> d;

                        if (!str) {
                                break;
                        }
                        
                        s2s.dbuf.insert(s2s.dbuf.end(), d);
                }

                s2s.send(0);

        } else {
                s2s.dbuf.resize(s2s.nChannels);
        }

        while (true) {
                for (int i = 0; i < s2s.nChannels; i++) {
                        std::cin >> s2s.dbuf[i];
                        if (!std::cin) {
                                goto done;
                        }
                }
                
                s2s.send(0);
        }

done:;
        s2s.shutdown();
        exit(EXIT_SUCCESS);
}