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718e3744 | 1 | /* |
508e53e2 | 2 | * Copyright (C) 2003 Yasuhiro Ohara |
718e3744 | 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 | * | |
896014f4 DL |
16 | * You should have received a copy of the GNU General Public License along |
17 | * with this program; see the file COPYING; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
718e3744 | 19 | */ |
20 | ||
21 | #include <zebra.h> | |
22 | ||
508e53e2 | 23 | #include "log.h" |
24 | ||
718e3744 | 25 | #include "ospf6_proto.h" |
26 | ||
508e53e2 | 27 | void |
28 | ospf6_prefix_apply_mask (struct ospf6_prefix *op) | |
718e3744 | 29 | { |
508e53e2 | 30 | u_char *pnt, mask; |
31 | int index, offset; | |
32 | ||
33 | pnt = (u_char *)((caddr_t) op + sizeof (struct ospf6_prefix)); | |
34 | index = op->prefix_length / 8; | |
35 | offset = op->prefix_length % 8; | |
36 | mask = 0xff << (8 - offset); | |
37 | ||
6452df09 | 38 | if (index > 16) |
508e53e2 | 39 | { |
6452df09 | 40 | zlog_warn ("Prefix length too long: %d", op->prefix_length); |
508e53e2 | 41 | return; |
42 | } | |
43 | ||
4c0cf00a DL |
44 | /* nonzero mask means no check for this byte because if it contains |
45 | * prefix bits it must be there for us to write */ | |
46 | if (mask) | |
47 | pnt[index++] &= mask; | |
508e53e2 | 48 | |
49 | while (index < OSPF6_PREFIX_SPACE (op->prefix_length)) | |
50 | pnt[index++] = 0; | |
51 | } | |
52 | ||
53 | void | |
54 | ospf6_prefix_options_printbuf (u_int8_t prefix_options, char *buf, int size) | |
55 | { | |
56 | snprintf (buf, size, "xxx"); | |
57 | } | |
58 | ||
59 | void | |
60 | ospf6_capability_printbuf (char capability, char *buf, int size) | |
61 | { | |
62 | char w, v, e, b; | |
63 | w = (capability & OSPF6_ROUTER_BIT_W ? 'W' : '-'); | |
64 | v = (capability & OSPF6_ROUTER_BIT_V ? 'V' : '-'); | |
65 | e = (capability & OSPF6_ROUTER_BIT_E ? 'E' : '-'); | |
66 | b = (capability & OSPF6_ROUTER_BIT_B ? 'B' : '-'); | |
67 | snprintf (buf, size, "----%c%c%c%c", w, v, e, b); | |
68 | } | |
718e3744 | 69 | |
508e53e2 | 70 | void |
03d52f8d | 71 | ospf6_options_printbuf (u_char *options, char *buf, int size) |
508e53e2 | 72 | { |
0c083ee9 | 73 | const char *dc, *r, *n, *mc, *e, *v6; |
508e53e2 | 74 | dc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_DC) ? "DC" : "--"); |
75 | r = (OSPF6_OPT_ISSET (options, OSPF6_OPT_R) ? "R" : "-" ); | |
76 | n = (OSPF6_OPT_ISSET (options, OSPF6_OPT_N) ? "N" : "-" ); | |
77 | mc = (OSPF6_OPT_ISSET (options, OSPF6_OPT_MC) ? "MC" : "--"); | |
78 | e = (OSPF6_OPT_ISSET (options, OSPF6_OPT_E) ? "E" : "-" ); | |
79 | v6 = (OSPF6_OPT_ISSET (options, OSPF6_OPT_V6) ? "V6" : "--"); | |
80 | snprintf (buf, size, "%s|%s|%s|%s|%s|%s", dc, r, n, mc, e, v6); | |
718e3744 | 81 | } |
82 | ||
508e53e2 | 83 |