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Annotation of embedaddon/quagga/zebra/ipforward_ews.c, revision 1.1.1.1

1.1       misho       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: }