1: /*
2: * Ipforward value get function for NEC EWS.
3: * Copyright (C) 1997 Kunihiro Ishiguro
4: *
5: * This file is part of GNU Zebra.
6: *
7: * GNU Zebra is free software; you can redistribute it and/or modify it
8: * under the terms of the GNU General Public License as published by the
9: * Free Software Foundation; either version 2, or (at your option) any
10: * later version.
11: *
12: * GNU Zebra is distributed in the hope that it will be useful, but
13: * WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with GNU Zebra; see the file COPYING. If not, write to the Free
19: * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
20: * 02111-1307, USA.
21: */
22:
23: #include <zebra.h>
24:
25: int
26: ipforward ()
27: {
28: int fd;
29: char buf[BUFSIZ];
30: struct mioc_rksym rks;
31:
32: fd = open ("/dev/kmem", O_RDWR);
33: if (fd < 0) {
34: /* need logging here */
35: return -1;
36: }
37:
38: rks.mirk_symname = "ipforwarding";
39: rks.mirk_buf = buf;
40: rks.mirk_buflen = sizeof (int);
41:
42: if (ioctl (fd, MIOC_READKSYM, &rks) < 0) {
43: /* need logging here */
44: return -1;
45: }
46: close (fd);
47: return *(int *)buf;
48: }
49:
50: int
51: ipforward_on ()
52: {
53: ;
54: }
55:
56: int
57: ipforward_off ()
58: {
59: ;
60: }
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