xref: /onnv-gate/usr/src/lib/librstp/common/choose.h (revision 10491:8893b747ecdf)

/************************************************************************
 * RSTP library - Rapid Spanning Tree (802.1t, 802.1w)
 * Copyright (C) 2001-2003 Optical Access
 * Author: Alex Rozin
 *
 * This file is part of RSTP library.
 *
 * RSTP library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation; version 2.1
 *
 * RSTP library 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 Lesser
 * General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with RSTP library; see the file COPYING.  If not, write to the Free
 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 **********************************************************************/

#ifndef _STP_CHOOSE_H__
#define _STP_CHOOSE_H__

/* State machines states & debug tools. Sorry, if these are no readable enogth :( */

#define CHOOSE(a) a
typedef enum STATES THE_STATE_T;
#undef CHOOSE

char * GET_STATE_NAME (int state)
{
#define CHOOSE(a) #a
static char    *state_names[] = STATES;
#undef CHOOSE

  if (BEGIN == state) return "Begin";
  return state_names[state];
}

#endif /* _STP_CHOOSE_H__ */