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// test_proto.cc
// robert - programme du robot 2005. {{{
//
// Copyright (C) 2005 Nicolas Haller
//
// Robot APB Team/Efrei 2005.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}
#include "proto.hh"
#include "timer/timer.hh"

#include <iostream>
#include <stdexcept>

/// Classe de test pour proto.
class TestProto : public Proto::Receiver
{
    void receive (char command, const Proto::Frame &frame)
    {
	std::cout << "received " << frame << std::endl;
    }
};

/// Affiche un memo de suntaxe.
void
syntax (void)
{
    std::cout << "test_proto - test la classe de protocol s�rie.\n"
	"Syntaxe : test_proto <tty> <...>\n"
	" s <cmd> <args...>  envois une commande\n"
	" w <ms>             attend pendant un nombre de millisecondes\n"
	" ?                  affiche cet �cran d'aide\n"
	<< std::endl;
}

int
main (int argc, char **argv)
{
    try
      {
	int i;
	if (argc < 2)
	  {
	    syntax ();
	    return 1;
	  }
	TestProto testProto;
	Proto proto (testProto);
	proto.open (argv[1]);
	i = 2;
	while (i < argc)
	  {
	    bool reliable = true;
	    switch (argv[i][0])
	      {
	      case 'S':
		reliable = false;
		// no break;
	      case 's':
		  {
		    if (i + 2 >= argc)
			throw std::runtime_error ("syntax error");
		    unsigned a;
		    int arg[4];
		    char c = argv[++i][0];
		    const char *format = argv[++i];
		    if (i + static_cast<int> (strlen (format)) >= argc)
			throw std::runtime_error ("syntax error");
		    for (a = 0; a < 4 && a < strlen (format); a++)
			arg[a] = atoi (argv[++i]);
		    proto.send (c, format, arg[0], arg[1], arg[2], arg[3],
				reliable);
		    while (!proto.wait (-1))
			;
		  }
		break;
	      case 'w':
		  {
		    int stop, t;
		    if (i + 1 >= argc)
			throw std::runtime_error ("syntax error");
		    stop = atoi (argv[++i]) + Timer::getProgramTime ();
		    t = Timer::getProgramTime ();
		    while (t < stop)
		      {
			proto.wait (stop - t);
			t = Timer::getProgramTime ();
		      }
		    break;
		  }
	      case '?':
		proto.close ();
		syntax ();
		return 0;
	      default:
		throw std::runtime_error ("syntax error");
	      }
	    i++;
	  }
      }
    catch (const std::exception &e)
      {
	std::cerr << e.what () << std::endl;
	syntax ();
	return 1;
      }
    return 0;
}