iPXE
route_ipv6.c
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1/*
2 * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
17 * 02110-1301, USA.
18 *
19 * You can also choose to distribute this program under the terms of
20 * the Unmodified Binary Distribution Licence (as given in the file
21 * COPYING.UBDL), provided that you have satisfied its requirements.
22 */
23
24FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
25FILE_SECBOOT ( PERMITTED );
26
27#include <stdio.h>
28#include <ipxe/netdevice.h>
29#include <ipxe/ipv6.h>
30#include <usr/route.h>
31
32/** @file
33 *
34 * IPv6 routing management
35 *
36 */
37
38/**
39 * Print IPv6 routing table
40 *
41 * @v netdev Network device
42 */
43static void route_ipv6_print ( struct net_device *netdev ) {
44 struct ipv6_miniroute *miniroute;
45
47 if ( miniroute->netdev != netdev )
48 continue;
49 printf ( "%s: %s/%d", netdev->name,
50 inet6_ntoa ( &miniroute->address ),
51 miniroute->prefix_len );
52 if ( miniroute->flags & IPV6_HAS_ROUTER )
53 printf ( " gw %s", inet6_ntoa ( &miniroute->router ) );
54 if ( ! ( miniroute->flags & IPV6_HAS_ADDRESS ) )
55 printf ( " (no address)" );
56 if ( ! netdev_is_open ( miniroute->netdev ) )
57 printf ( " (inaccessible)" );
58 printf ( "\n" );
59 }
60}
61
62/** IPv6 routing family */
63struct routing_family ipv6_routing_family __routing_family ( ROUTING_IPV6 ) = {
64 .print = route_ipv6_print,
65};
static struct net_device * netdev
Definition gdbudp.c:53
#define FILE_LICENCE(_licence)
Declare a particular licence as applying to a file.
Definition compiler.h:896
#define FILE_SECBOOT(_status)
Declare a file's UEFI Secure Boot permission status.
Definition compiler.h:926
char * inet6_ntoa(const struct in6_addr *in)
Convert IPv6 address to standard notation.
Definition ipv6.c:895
struct list_head ipv6_miniroutes
List of IPv6 miniroutes.
Definition ipv6.c:61
IPv6 protocol.
@ IPV6_HAS_ROUTER
Routing table entry router address is valid.
Definition ipv6.h:207
@ IPV6_HAS_ADDRESS
Routing table entry address is valid.
Definition ipv6.h:205
#define list_for_each_entry(pos, head, member)
Iterate over entries in a list.
Definition list.h:432
Network device management.
static int netdev_is_open(struct net_device *netdev)
Check whether or not network device is open.
Definition netdevice.h:662
Routing management.
#define ROUTING_IPV6
Definition route.h:32
#define __routing_family(order)
Declare a routing family.
Definition route.h:29
static void route_ipv6_print(struct net_device *netdev)
Print IPv6 routing table.
Definition route_ipv6.c:43
An IPv6 address/routing table entry.
Definition ipv6.h:181
struct net_device * netdev
Network device.
Definition ipv6.h:186
struct list_head list
List of miniroutes.
Definition ipv6.h:183
unsigned int prefix_len
Prefix length.
Definition ipv6.h:191
unsigned int flags
Flags.
Definition ipv6.h:199
struct in6_addr router
Router address.
Definition ipv6.h:195
struct in6_addr address
IPv6 address (or prefix if no address is defined)
Definition ipv6.h:189
A network device.
Definition netdevice.h:353
A routing family.
Definition route.h:16
int printf(const char *fmt,...)
Write a formatted string to the console.
Definition vsprintf.c:465