1/*
2 * Copyright (C) 2003 Yasuhiro Ohara
3 *
4 * This file is part of GNU Zebra.
5 *
6 * GNU Zebra is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2, or (at your option) any
9 * later version.
10 *
11 * GNU Zebra is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with GNU Zebra; see the file COPYING.  If not, write to the
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
20 */
21
22#include <zebra.h>
23
24#include "log.h"
25
26#include "ospf6_proto.h"
27
28void
29ospf6_prefix_apply_mask (struct ospf6_prefix *op)
30{
31  u_char *pnt, mask;
32  int index, offset;
33
34  pnt = (u_char *)((caddr_t) op + sizeof (struct ospf6_prefix));
35  index = op->prefix_length / 8;
36  offset = op->prefix_length % 8;
37  mask = 0xff << (8 - offset);
38
39  if (index > 16)
40    {
41      zlog_warn ("Prefix length too long: %d", op->prefix_length);
42      return;
43    }
44
45  /* nonzero mask means no check for this byte because if it contains
46   * prefix bits it must be there for us to write */
47  if (mask)
48    pnt[index++] &= mask;
49
50  while (index < OSPF6_PREFIX_SPACE (op->prefix_length))
51    pnt[index++] = 0;
52}
53
54void
55ospf6_prefix_options_printbuf (u_int8_t prefix_options, char *buf, int size)
56{
57  snprintf (buf, size, "xxx");
58}
59
60void
61ospf6_capability_printbuf (char capability, char *buf, int size)
62{
63  char w, v, e, b;
64  w = (capability & OSPF6_ROUTER_BIT_W ? 'W' : '-');
65  v = (capability & OSPF6_ROUTER_BIT_V ? 'V' : '-');
66  e = (capability & OSPF6_ROUTER_BIT_E ? 'E' : '-');
67  b = (capability & OSPF6_ROUTER_BIT_B ? 'B' : '-');
68  snprintf (buf, size, "----%c%c%c%c", w, v, e, b);
69}
70
71void
72ospf6_options_printbuf (u_char *options, char *buf, int size)
73{
74  const char *dc, *r, *n, *mc, *e, *v6;
75  dc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_DC) ? "DC" : "--");
76  r  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_R)  ? "R"  : "-" );
77  n  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_N)  ? "N"  : "-" );
78  mc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_MC) ? "MC" : "--");
79  e  = (OSPF6_OPT_ISSET (options, OSPF6_OPT_E)  ? "E"  : "-" );
80  v6 = (OSPF6_OPT_ISSET (options, OSPF6_OPT_V6) ? "V6" : "--");
81  snprintf (buf, size, "%s|%s|%s|%s|%s|%s", dc, r, n, mc, e, v6);
82}
83
84
85