/* * Ipforward value get function for NEC EWS. * Copyright (C) 1997 Kunihiro Ishiguro * * This file is part of GNU Zebra. * * GNU Zebra 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, or (at your option) any * later version. * * GNU Zebra 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 GNU Zebra; see the file COPYING. If not, write to the Free * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA * 02111-1307, USA. */ #include int ipforward () { int fd; char buf[BUFSIZ]; struct mioc_rksym rks; fd = open ("/dev/kmem", O_RDWR); if (fd < 0) { /* need logging here */ return -1; } rks.mirk_symname = "ipforwarding"; rks.mirk_buf = buf; rks.mirk_buflen = sizeof (int); if (ioctl (fd, MIOC_READKSYM, &rks) < 0) { /* need logging here */ return -1; } close (fd); return *(int *)buf; } int ipforward_on () { ; } int ipforward_off () { ; }