/* system/osf.c -- OSF specific code for ifconfig   Copyright (C) 2001, 2002 Free Software Foundation, Inc.   Written by Marcus Brinkmann.   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 Street, Fifth Floor, Boston,   MA 02110-1301 USA. */#ifdef HAVE_CONFIG_H#include <config.h>#endif#include <sys/stat.h>#include <stdio.h>#include <errno.h>#if HAVE_UNISTD_H#include <unistd.h>#endif#if HAVE_STRING_H# include <string.h>#else# include <strings.h>#endif#if STDC_HEADERS# include <stdlib.h>#else# ifndef HAVE_STRCHR#  define strchr index#  define strrchr rindex# endif#endif#include <sys/ioctl.h>#include <net/if.h>#include <net/if_arp.h>#include <linux/if_ether.h>#include "../ifconfig.h"/* Output format stuff.  */const char *system_default_format "osf"/* Argument parsing stuff.  */const char *system_help = "\  NAME [AF]or  NAME AF [ADDR [DSTADDR]] [broadcast BRDADDR]\n\  [netmask MASK] [metric N]";const char *system_help_options;intsystem_parse_opt(struct ifconfig **ifp, char option, char *optarg){  return 0;}intsystem_parse_opt_rest (struct ifconfig **ifp, int argc, char *argv[]){  int i = -1;  enum  {    EXPECT_NOTHING,    EXPECT_AF,    EXPECT_NAME,    EXPECT_BROADCAST,    EXPECT_NETMASK,    EXPECT_METRIC,  } expect = EXPECT_NAME;  while (++i < argc)    {      switch (expect)	{	case EXPECT_NAME:	  *ifp = parse_opt_new_ifs (argv[i]);	  break;	case EXPECT_AF:	  parse_opt_set_af (*ifp, argv[i]);	  break;	case EXPECT_BROADCAST:	  parse_opt_set_brdaddr (*ifp, argv[i]);	  break;	case EXPECT_NETMASK:	  parse_opt_set_netmask (*ifp, argv[i]);	  break;	case EXPECT_METRIC:	  parse_opt_set_metric (*ifp, argv[i]);	  break;	case EXPECT_NOTHING:	  break;	}      if (expect != EXPECT_NOTHING)	expect = EXPECT_NOTHING;      else if (! strcmp (argv[i], "broadcast"))	expect = EXPECT_BROADCAST;      else if (! strcmp (argv[i], "netmask"))	expect = EXPECT_NETMASK;      else if (! strcmp (argv[i], "metric"))	expect = EXPECT_METRIC;      else	{	  /* Recognize up/down.  */	  /* Also debug, -debug, trailers, -trailers,	     ipdst.  */	  if (! (*ifp->valid & IF_VALID_ADDR))	    {	      parse_opt_set_address (*ifp, argv[i]);	      expect = EXPECT_AF;	    }	  else if (! (*ifp->valid & IF_VALID_DSTADDR))	    parse_opt_set_dstaddr (*ifp, argv[i]);	}    }  switch (expect)    {    case EXPECT_BROADCAST:      fprintf (stderr, "%s: option `broadcast' requires an argument\n",	       program_name);      break;    case EXPECT_NETMASK:      fprintf (stderr, "%s: option `netmask' requires an argument\n",	       program_name);      break;    case EXPECT_METRIC:      fprintf (stderr, "%s: option `metric' requires an argument\n",	       program_name);      break;    case EXPECT_NAME:    case EXPECT_AF:    case EXPECT_NOTHING:      expect = EXPECT_NOTHING;     break;    }  if (expect != EXPECT_NOTHING)    usage (EXIT_FAILURE);  return 1;}intsystem_configure (int sfd, struct ifreq *ifr, struct system_ifconfig *ifs){  return 0;}