ipforward_ews.c
上传用户:xiaozhuqw
上传日期:2009-11-15
资源大小:1338k
文件大小:1k
- /*
- * 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 <zebra.h>
- 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 ()
- {
- ;
- }