2013-01-04 03:05:31 +01:00
|
|
|
/* Copyright (C) 2007-2013 B.A.T.M.A.N. contributors:
|
2010-12-13 12:19:28 +01:00
|
|
|
*
|
|
|
|
* Marek Lindner, Simon Wunderlich
|
|
|
|
*
|
|
|
|
* This program is free software; you can redistribute it and/or
|
|
|
|
* modify it under the terms of version 2 of the GNU General Public
|
|
|
|
* License as published by the Free Software Foundation.
|
|
|
|
*
|
|
|
|
* This program is distributed in the hope that it will be useful, but
|
|
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
|
|
* General Public License for more details.
|
|
|
|
*
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
* along with this program; if not, write to the Free Software
|
|
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
|
|
* 02110-1301, USA
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include "main.h"
|
|
|
|
#include "soft-interface.h"
|
|
|
|
#include "hard-interface.h"
|
2011-06-26 03:37:18 +02:00
|
|
|
#include "distributed-arp-table.h"
|
2010-12-13 12:19:28 +01:00
|
|
|
#include "routing.h"
|
|
|
|
#include "send.h"
|
2012-06-10 23:58:51 +02:00
|
|
|
#include "debugfs.h"
|
2010-12-13 12:19:28 +01:00
|
|
|
#include "translation-table.h"
|
|
|
|
#include "hash.h"
|
|
|
|
#include "gateway_common.h"
|
|
|
|
#include "gateway_client.h"
|
2012-06-10 23:58:51 +02:00
|
|
|
#include "sysfs.h"
|
2011-04-26 21:31:45 +02:00
|
|
|
#include "originator.h"
|
2010-12-13 12:19:28 +01:00
|
|
|
#include <linux/slab.h>
|
|
|
|
#include <linux/ethtool.h>
|
|
|
|
#include <linux/etherdevice.h>
|
|
|
|
#include <linux/if_vlan.h>
|
2012-11-26 00:38:50 +01:00
|
|
|
#include <linux/if_ether.h>
|
2010-12-13 12:19:28 +01:00
|
|
|
#include "unicast.h"
|
2012-01-22 20:00:19 +01:00
|
|
|
#include "bridge_loop_avoidance.h"
|
2013-01-25 11:12:38 +01:00
|
|
|
#include "network-coding.h"
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_get_settings(struct net_device *dev, struct ethtool_cmd *cmd);
|
|
|
|
static void batadv_get_drvinfo(struct net_device *dev,
|
|
|
|
struct ethtool_drvinfo *info);
|
|
|
|
static u32 batadv_get_msglevel(struct net_device *dev);
|
|
|
|
static void batadv_set_msglevel(struct net_device *dev, u32 value);
|
|
|
|
static u32 batadv_get_link(struct net_device *dev);
|
2012-04-20 17:02:45 +02:00
|
|
|
static void batadv_get_strings(struct net_device *dev, u32 stringset, u8 *data);
|
|
|
|
static void batadv_get_ethtool_stats(struct net_device *dev,
|
|
|
|
struct ethtool_stats *stats, u64 *data);
|
|
|
|
static int batadv_get_sset_count(struct net_device *dev, int stringset);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static const struct ethtool_ops batadv_ethtool_ops = {
|
|
|
|
.get_settings = batadv_get_settings,
|
|
|
|
.get_drvinfo = batadv_get_drvinfo,
|
|
|
|
.get_msglevel = batadv_get_msglevel,
|
|
|
|
.set_msglevel = batadv_set_msglevel,
|
|
|
|
.get_link = batadv_get_link,
|
2012-04-20 17:02:45 +02:00
|
|
|
.get_strings = batadv_get_strings,
|
|
|
|
.get_ethtool_stats = batadv_get_ethtool_stats,
|
|
|
|
.get_sset_count = batadv_get_sset_count,
|
2010-12-13 12:19:28 +01:00
|
|
|
};
|
|
|
|
|
2012-05-12 02:09:38 +02:00
|
|
|
int batadv_skb_head_push(struct sk_buff *skb, unsigned int len)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
int result;
|
|
|
|
|
2012-05-12 02:09:43 +02:00
|
|
|
/* TODO: We must check if we can release all references to non-payload
|
2010-12-13 12:19:28 +01:00
|
|
|
* data using skb_header_release in our skbs to allow skb_cow_header to
|
|
|
|
* work optimally. This means that those skbs are not allowed to read
|
|
|
|
* or write any data which is before the current position of skb->data
|
|
|
|
* after that call and thus allow other skbs with the same data buffer
|
|
|
|
* to write freely in that area.
|
|
|
|
*/
|
|
|
|
result = skb_cow_head(skb, len);
|
|
|
|
if (result < 0)
|
|
|
|
return result;
|
|
|
|
|
|
|
|
skb_push(skb, len);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_interface_open(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
netif_start_queue(dev);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_interface_release(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
netif_stop_queue(dev);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static struct net_device_stats *batadv_interface_stats(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(dev);
|
2012-06-23 11:47:53 +02:00
|
|
|
struct net_device_stats *stats = &bat_priv->stats;
|
|
|
|
|
|
|
|
stats->tx_packets = batadv_sum_counter(bat_priv, BATADV_CNT_TX);
|
|
|
|
stats->tx_bytes = batadv_sum_counter(bat_priv, BATADV_CNT_TX_BYTES);
|
|
|
|
stats->tx_dropped = batadv_sum_counter(bat_priv, BATADV_CNT_TX_DROPPED);
|
|
|
|
stats->rx_packets = batadv_sum_counter(bat_priv, BATADV_CNT_RX);
|
|
|
|
stats->rx_bytes = batadv_sum_counter(bat_priv, BATADV_CNT_RX_BYTES);
|
|
|
|
return stats;
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_interface_set_mac_addr(struct net_device *dev, void *p)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(dev);
|
2010-12-13 12:19:28 +01:00
|
|
|
struct sockaddr *addr = p;
|
2012-09-20 14:56:13 +02:00
|
|
|
uint8_t old_addr[ETH_ALEN];
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
if (!is_valid_ether_addr(addr->sa_data))
|
|
|
|
return -EADDRNOTAVAIL;
|
|
|
|
|
2012-09-20 14:56:13 +02:00
|
|
|
memcpy(old_addr, dev->dev_addr, ETH_ALEN);
|
|
|
|
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
|
|
|
|
|
2011-07-09 17:52:13 +02:00
|
|
|
/* only modify transtable if it has been initialized before */
|
2012-06-03 22:19:22 +02:00
|
|
|
if (atomic_read(&bat_priv->mesh_state) == BATADV_MESH_ACTIVE) {
|
2012-09-20 14:56:13 +02:00
|
|
|
batadv_tt_local_remove(bat_priv, old_addr,
|
2012-05-12 02:09:39 +02:00
|
|
|
"mac address changed", false);
|
2012-06-03 22:19:17 +02:00
|
|
|
batadv_tt_local_add(dev, addr->sa_data, BATADV_NULL_IFINDEX);
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_interface_change_mtu(struct net_device *dev, int new_mtu)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
/* check ranges */
|
2012-05-12 02:09:31 +02:00
|
|
|
if ((new_mtu < 68) || (new_mtu > batadv_hardif_min_mtu(dev)))
|
2010-12-13 12:19:28 +01:00
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
dev->mtu = new_mtu;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_interface_tx(struct sk_buff *skb,
|
|
|
|
struct net_device *soft_iface)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
struct ethhdr *ethhdr = (struct ethhdr *)skb->data;
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(soft_iface);
|
|
|
|
struct batadv_hard_iface *primary_if = NULL;
|
2012-06-05 22:31:30 +02:00
|
|
|
struct batadv_bcast_packet *bcast_packet;
|
2010-12-13 12:19:28 +01:00
|
|
|
struct vlan_ethhdr *vhdr;
|
2012-11-26 00:38:50 +01:00
|
|
|
__be16 ethertype = __constant_htons(ETH_P_BATMAN);
|
2012-08-19 20:10:09 +02:00
|
|
|
static const uint8_t stp_addr[ETH_ALEN] = {0x01, 0x80, 0xC2, 0x00,
|
|
|
|
0x00, 0x00};
|
|
|
|
static const uint8_t ectp_addr[ETH_ALEN] = {0xCF, 0x00, 0x00, 0x00,
|
|
|
|
0x00, 0x00};
|
2011-09-08 13:12:53 +02:00
|
|
|
unsigned int header_len = 0;
|
2010-12-13 12:19:28 +01:00
|
|
|
int data_len = skb->len, ret;
|
2012-01-22 20:00:27 +01:00
|
|
|
short vid __maybe_unused = -1;
|
2011-09-08 13:12:53 +02:00
|
|
|
bool do_bcast = false;
|
2012-07-08 17:13:15 +02:00
|
|
|
uint32_t seqno;
|
2011-06-26 03:37:18 +02:00
|
|
|
unsigned long brd_delay = 1;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-06-03 22:19:22 +02:00
|
|
|
if (atomic_read(&bat_priv->mesh_state) != BATADV_MESH_ACTIVE)
|
2010-12-13 12:19:28 +01:00
|
|
|
goto dropped;
|
|
|
|
|
|
|
|
soft_iface->trans_start = jiffies;
|
|
|
|
|
|
|
|
switch (ntohs(ethhdr->h_proto)) {
|
|
|
|
case ETH_P_8021Q:
|
|
|
|
vhdr = (struct vlan_ethhdr *)skb->data;
|
|
|
|
vid = ntohs(vhdr->h_vlan_TCI) & VLAN_VID_MASK;
|
|
|
|
|
2012-06-03 22:19:13 +02:00
|
|
|
if (vhdr->h_vlan_encapsulated_proto != ethertype)
|
2010-12-13 12:19:28 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
/* fall through */
|
2012-11-26 00:38:50 +01:00
|
|
|
case ETH_P_BATMAN:
|
2010-12-13 12:19:28 +01:00
|
|
|
goto dropped;
|
2012-01-22 20:00:18 +01:00
|
|
|
}
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-05-12 13:38:47 +02:00
|
|
|
if (batadv_bla_tx(bat_priv, skb, vid))
|
2012-01-22 20:00:19 +01:00
|
|
|
goto dropped;
|
|
|
|
|
2011-04-27 14:27:44 +02:00
|
|
|
/* Register the client MAC in the transtable */
|
2012-10-17 15:07:35 +02:00
|
|
|
if (!is_multicast_ether_addr(ethhdr->h_source))
|
|
|
|
batadv_tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-01-22 20:00:25 +01:00
|
|
|
/* don't accept stp packets. STP does not help in meshes.
|
|
|
|
* better use the bridge loop avoidance ...
|
2012-08-19 20:10:09 +02:00
|
|
|
*
|
|
|
|
* The same goes for ECTP sent at least by some Cisco Switches,
|
|
|
|
* it might confuse the mesh when used with bridge loop avoidance.
|
2012-01-22 20:00:25 +01:00
|
|
|
*/
|
2012-05-12 13:48:58 +02:00
|
|
|
if (batadv_compare_eth(ethhdr->h_dest, stp_addr))
|
2012-01-22 20:00:25 +01:00
|
|
|
goto dropped;
|
|
|
|
|
2012-08-19 20:10:09 +02:00
|
|
|
if (batadv_compare_eth(ethhdr->h_dest, ectp_addr))
|
|
|
|
goto dropped;
|
|
|
|
|
2011-09-08 13:12:53 +02:00
|
|
|
if (is_multicast_ether_addr(ethhdr->h_dest)) {
|
|
|
|
do_bcast = true;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2011-09-08 13:12:53 +02:00
|
|
|
switch (atomic_read(&bat_priv->gw_mode)) {
|
2012-06-03 22:19:18 +02:00
|
|
|
case BATADV_GW_MODE_SERVER:
|
2011-09-08 13:12:53 +02:00
|
|
|
/* gateway servers should not send dhcp
|
2012-05-12 02:09:43 +02:00
|
|
|
* requests into the mesh
|
|
|
|
*/
|
2012-05-12 02:09:29 +02:00
|
|
|
ret = batadv_gw_is_dhcp_target(skb, &header_len);
|
2011-09-08 13:12:53 +02:00
|
|
|
if (ret)
|
|
|
|
goto dropped;
|
|
|
|
break;
|
2012-06-03 22:19:18 +02:00
|
|
|
case BATADV_GW_MODE_CLIENT:
|
2011-09-08 13:12:53 +02:00
|
|
|
/* gateway clients should send dhcp requests
|
2012-05-12 02:09:43 +02:00
|
|
|
* via unicast to their gateway
|
|
|
|
*/
|
2012-05-12 02:09:29 +02:00
|
|
|
ret = batadv_gw_is_dhcp_target(skb, &header_len);
|
2011-09-08 13:12:53 +02:00
|
|
|
if (ret)
|
|
|
|
do_bcast = false;
|
|
|
|
break;
|
2012-06-03 22:19:18 +02:00
|
|
|
case BATADV_GW_MODE_OFF:
|
2011-09-08 13:12:53 +02:00
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* ethernet packet should be broadcasted */
|
|
|
|
if (do_bcast) {
|
2012-05-12 13:48:54 +02:00
|
|
|
primary_if = batadv_primary_if_get_selected(bat_priv);
|
2011-04-20 15:40:58 +02:00
|
|
|
if (!primary_if)
|
2010-12-13 12:19:28 +01:00
|
|
|
goto dropped;
|
|
|
|
|
2011-06-26 03:37:18 +02:00
|
|
|
/* in case of ARP request, we do not immediately broadcasti the
|
|
|
|
* packet, instead we first wait for DAT to try to retrieve the
|
|
|
|
* correct ARP entry
|
|
|
|
*/
|
|
|
|
if (batadv_dat_snoop_outgoing_arp_request(bat_priv, skb))
|
|
|
|
brd_delay = msecs_to_jiffies(ARP_REQ_DELAY);
|
|
|
|
|
2012-05-12 02:09:38 +02:00
|
|
|
if (batadv_skb_head_push(skb, sizeof(*bcast_packet)) < 0)
|
2010-12-13 12:19:28 +01:00
|
|
|
goto dropped;
|
|
|
|
|
2012-06-05 22:31:30 +02:00
|
|
|
bcast_packet = (struct batadv_bcast_packet *)skb->data;
|
2012-06-03 22:19:13 +02:00
|
|
|
bcast_packet->header.version = BATADV_COMPAT_VERSION;
|
2012-06-03 22:19:17 +02:00
|
|
|
bcast_packet->header.ttl = BATADV_TTL;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
/* batman packet type: broadcast */
|
2012-06-03 22:19:21 +02:00
|
|
|
bcast_packet->header.packet_type = BATADV_BCAST;
|
2012-06-28 11:56:52 +02:00
|
|
|
bcast_packet->reserved = 0;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
/* hw address of first interface is the orig mac because only
|
2012-05-12 02:09:43 +02:00
|
|
|
* this mac is known throughout the mesh
|
|
|
|
*/
|
2010-12-13 12:19:28 +01:00
|
|
|
memcpy(bcast_packet->orig,
|
2011-04-20 15:40:58 +02:00
|
|
|
primary_if->net_dev->dev_addr, ETH_ALEN);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
/* set broadcast sequence number */
|
2012-07-08 17:13:15 +02:00
|
|
|
seqno = atomic_inc_return(&bat_priv->bcast_seqno);
|
|
|
|
bcast_packet->seqno = htonl(seqno);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2011-06-26 03:37:18 +02:00
|
|
|
batadv_add_bcast_packet_to_list(bat_priv, skb, brd_delay);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
/* a copy is stored in the bcast list, therefore removing
|
2012-05-12 02:09:43 +02:00
|
|
|
* the original skb.
|
|
|
|
*/
|
2010-12-13 12:19:28 +01:00
|
|
|
kfree_skb(skb);
|
|
|
|
|
|
|
|
/* unicast packet */
|
|
|
|
} else {
|
2012-06-03 22:19:18 +02:00
|
|
|
if (atomic_read(&bat_priv->gw_mode) != BATADV_GW_MODE_OFF) {
|
2012-05-12 02:09:29 +02:00
|
|
|
ret = batadv_gw_out_of_range(bat_priv, skb, ethhdr);
|
2011-09-08 13:12:53 +02:00
|
|
|
if (ret)
|
|
|
|
goto dropped;
|
|
|
|
}
|
|
|
|
|
2011-06-26 03:37:18 +02:00
|
|
|
if (batadv_dat_snoop_outgoing_arp_request(bat_priv, skb))
|
|
|
|
goto dropped;
|
|
|
|
|
|
|
|
batadv_dat_snoop_outgoing_arp_reply(bat_priv, skb);
|
|
|
|
|
2012-10-01 09:57:35 +02:00
|
|
|
ret = batadv_unicast_send_skb(bat_priv, skb);
|
2010-12-13 12:19:28 +01:00
|
|
|
if (ret != 0)
|
|
|
|
goto dropped_freed;
|
|
|
|
}
|
|
|
|
|
2012-06-23 11:47:53 +02:00
|
|
|
batadv_inc_counter(bat_priv, BATADV_CNT_TX);
|
|
|
|
batadv_add_counter(bat_priv, BATADV_CNT_TX_BYTES, data_len);
|
2010-12-13 12:19:28 +01:00
|
|
|
goto end;
|
|
|
|
|
|
|
|
dropped:
|
|
|
|
kfree_skb(skb);
|
|
|
|
dropped_freed:
|
2012-06-23 11:47:53 +02:00
|
|
|
batadv_inc_counter(bat_priv, BATADV_CNT_TX_DROPPED);
|
2010-12-13 12:19:28 +01:00
|
|
|
end:
|
2011-04-20 15:40:58 +02:00
|
|
|
if (primary_if)
|
2012-05-12 13:48:54 +02:00
|
|
|
batadv_hardif_free_ref(primary_if);
|
2010-12-13 12:19:28 +01:00
|
|
|
return NETDEV_TX_OK;
|
|
|
|
}
|
|
|
|
|
2012-05-12 02:09:38 +02:00
|
|
|
void batadv_interface_rx(struct net_device *soft_iface,
|
2012-06-05 22:31:31 +02:00
|
|
|
struct sk_buff *skb, struct batadv_hard_iface *recv_if,
|
2012-07-05 23:38:30 +02:00
|
|
|
int hdr_size, struct batadv_orig_node *orig_node)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(soft_iface);
|
2010-12-13 12:19:28 +01:00
|
|
|
struct ethhdr *ethhdr;
|
|
|
|
struct vlan_ethhdr *vhdr;
|
2012-07-11 08:56:33 +02:00
|
|
|
struct batadv_header *batadv_header = (struct batadv_header *)skb->data;
|
2012-01-22 20:00:27 +01:00
|
|
|
short vid __maybe_unused = -1;
|
2012-11-26 00:38:50 +01:00
|
|
|
__be16 ethertype = __constant_htons(ETH_P_BATMAN);
|
2012-07-04 20:38:19 +02:00
|
|
|
bool is_bcast;
|
|
|
|
|
2012-07-11 08:56:33 +02:00
|
|
|
is_bcast = (batadv_header->packet_type == BATADV_BCAST);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
/* check if enough space is available for pulling, and pull */
|
|
|
|
if (!pskb_may_pull(skb, hdr_size))
|
|
|
|
goto dropped;
|
|
|
|
|
|
|
|
skb_pull_rcsum(skb, hdr_size);
|
|
|
|
skb_reset_mac_header(skb);
|
|
|
|
|
|
|
|
ethhdr = (struct ethhdr *)skb_mac_header(skb);
|
|
|
|
|
|
|
|
switch (ntohs(ethhdr->h_proto)) {
|
|
|
|
case ETH_P_8021Q:
|
|
|
|
vhdr = (struct vlan_ethhdr *)skb->data;
|
|
|
|
vid = ntohs(vhdr->h_vlan_TCI) & VLAN_VID_MASK;
|
|
|
|
|
2012-06-03 22:19:13 +02:00
|
|
|
if (vhdr->h_vlan_encapsulated_proto != ethertype)
|
2010-12-13 12:19:28 +01:00
|
|
|
break;
|
|
|
|
|
|
|
|
/* fall through */
|
2012-11-26 00:38:50 +01:00
|
|
|
case ETH_P_BATMAN:
|
2010-12-13 12:19:28 +01:00
|
|
|
goto dropped;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* skb->dev & skb->pkt_type are set here */
|
|
|
|
if (unlikely(!pskb_may_pull(skb, ETH_HLEN)))
|
|
|
|
goto dropped;
|
|
|
|
skb->protocol = eth_type_trans(skb, soft_iface);
|
|
|
|
|
2011-03-31 03:57:33 +02:00
|
|
|
/* should not be necessary anymore as we use skb_pull_rcsum()
|
2010-12-13 12:19:28 +01:00
|
|
|
* TODO: please verify this and remove this TODO
|
2012-05-12 02:09:43 +02:00
|
|
|
* -- Dec 21st 2009, Simon Wunderlich
|
|
|
|
*/
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-05-12 02:09:43 +02:00
|
|
|
/* skb->ip_summed = CHECKSUM_UNNECESSARY; */
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-06-23 11:47:53 +02:00
|
|
|
batadv_inc_counter(bat_priv, BATADV_CNT_RX);
|
|
|
|
batadv_add_counter(bat_priv, BATADV_CNT_RX_BYTES,
|
|
|
|
skb->len + ETH_HLEN);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
soft_iface->last_rx = jiffies;
|
|
|
|
|
2012-11-08 21:55:30 +01:00
|
|
|
/* Let the bridge loop avoidance check the packet. If will
|
|
|
|
* not handle it, we can safely push it up.
|
|
|
|
*/
|
|
|
|
if (batadv_bla_rx(bat_priv, skb, vid, is_bcast))
|
|
|
|
goto out;
|
|
|
|
|
2012-07-05 23:38:30 +02:00
|
|
|
if (orig_node)
|
|
|
|
batadv_tt_add_temporary_global_entry(bat_priv, orig_node,
|
|
|
|
ethhdr->h_source);
|
|
|
|
|
2012-05-12 02:09:39 +02:00
|
|
|
if (batadv_is_ap_isolated(bat_priv, ethhdr->h_source, ethhdr->h_dest))
|
2011-07-07 15:35:36 +02:00
|
|
|
goto dropped;
|
|
|
|
|
2010-12-13 12:19:28 +01:00
|
|
|
netif_rx(skb);
|
2011-04-17 20:34:27 +02:00
|
|
|
goto out;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
dropped:
|
|
|
|
kfree_skb(skb);
|
|
|
|
out:
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2012-08-20 09:03:59 +02:00
|
|
|
/* batman-adv network devices have devices nesting below it and are a special
|
|
|
|
* "super class" of normal network devices; split their locks off into a
|
|
|
|
* separate class since they always nest.
|
|
|
|
*/
|
|
|
|
static struct lock_class_key batadv_netdev_xmit_lock_key;
|
|
|
|
static struct lock_class_key batadv_netdev_addr_lock_key;
|
|
|
|
|
|
|
|
/**
|
|
|
|
* batadv_set_lockdep_class_one - Set lockdep class for a single tx queue
|
|
|
|
* @dev: device which owns the tx queue
|
|
|
|
* @txq: tx queue to modify
|
|
|
|
* @_unused: always NULL
|
|
|
|
*/
|
|
|
|
static void batadv_set_lockdep_class_one(struct net_device *dev,
|
|
|
|
struct netdev_queue *txq,
|
|
|
|
void *_unused)
|
|
|
|
{
|
|
|
|
lockdep_set_class(&txq->_xmit_lock, &batadv_netdev_xmit_lock_key);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* batadv_set_lockdep_class - Set txq and addr_list lockdep class
|
|
|
|
* @dev: network device to modify
|
|
|
|
*/
|
|
|
|
static void batadv_set_lockdep_class(struct net_device *dev)
|
|
|
|
{
|
|
|
|
lockdep_set_class(&dev->addr_list_lock, &batadv_netdev_addr_lock_key);
|
|
|
|
netdev_for_each_tx_queue(dev, batadv_set_lockdep_class_one, NULL);
|
|
|
|
}
|
|
|
|
|
2013-01-11 10:19:51 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_destroy_finish - cleans up the remains of a softif
|
|
|
|
* @work: work queue item
|
|
|
|
*
|
|
|
|
* Free the parts of the soft interface which can not be removed under
|
|
|
|
* rtnl lock (to prevent deadlock situations).
|
|
|
|
*/
|
|
|
|
static void batadv_softif_destroy_finish(struct work_struct *work)
|
|
|
|
{
|
|
|
|
struct batadv_priv *bat_priv;
|
|
|
|
struct net_device *soft_iface;
|
|
|
|
|
|
|
|
bat_priv = container_of(work, struct batadv_priv,
|
|
|
|
cleanup_work);
|
|
|
|
soft_iface = bat_priv->soft_iface;
|
|
|
|
|
|
|
|
batadv_sysfs_del_meshif(soft_iface);
|
|
|
|
|
|
|
|
rtnl_lock();
|
|
|
|
unregister_netdevice(soft_iface);
|
|
|
|
rtnl_unlock();
|
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_init_late - late stage initialization of soft interface
|
|
|
|
* @dev: registered network device to modify
|
|
|
|
*
|
|
|
|
* Returns error code on failures
|
|
|
|
*/
|
|
|
|
static int batadv_softif_init_late(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv;
|
2010-12-13 12:19:28 +01:00
|
|
|
int ret;
|
2012-06-03 22:19:20 +02:00
|
|
|
size_t cnt_len = sizeof(uint64_t) * BATADV_CNT_NUM;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
batadv_set_lockdep_class(dev);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
bat_priv = netdev_priv(dev);
|
|
|
|
bat_priv->soft_iface = dev;
|
2013-01-11 10:19:51 +01:00
|
|
|
INIT_WORK(&bat_priv->cleanup_work, batadv_softif_destroy_finish);
|
2012-06-23 11:47:53 +02:00
|
|
|
|
|
|
|
/* batadv_interface_stats() needs to be available as soon as
|
|
|
|
* register_netdevice() has been called
|
|
|
|
*/
|
|
|
|
bat_priv->bat_counters = __alloc_percpu(cnt_len, __alignof__(uint64_t));
|
|
|
|
if (!bat_priv->bat_counters)
|
2013-02-11 10:10:22 +01:00
|
|
|
return -ENOMEM;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
atomic_set(&bat_priv->aggregated_ogms, 1);
|
|
|
|
atomic_set(&bat_priv->bonding, 0);
|
2012-11-26 01:27:29 +01:00
|
|
|
#ifdef CONFIG_BATMAN_ADV_BLA
|
2012-01-22 20:00:19 +01:00
|
|
|
atomic_set(&bat_priv->bridge_loop_avoidance, 0);
|
2012-11-26 01:27:29 +01:00
|
|
|
#endif
|
2012-08-08 18:50:57 +02:00
|
|
|
#ifdef CONFIG_BATMAN_ADV_DAT
|
|
|
|
atomic_set(&bat_priv->distributed_arp_table, 1);
|
|
|
|
#endif
|
2011-07-07 15:35:36 +02:00
|
|
|
atomic_set(&bat_priv->ap_isolation, 0);
|
2012-06-03 22:19:21 +02:00
|
|
|
atomic_set(&bat_priv->vis_mode, BATADV_VIS_TYPE_CLIENT_UPDATE);
|
2012-06-03 22:19:18 +02:00
|
|
|
atomic_set(&bat_priv->gw_mode, BATADV_GW_MODE_OFF);
|
2010-12-13 12:19:28 +01:00
|
|
|
atomic_set(&bat_priv->gw_sel_class, 20);
|
|
|
|
atomic_set(&bat_priv->gw_bandwidth, 41);
|
|
|
|
atomic_set(&bat_priv->orig_interval, 1000);
|
2012-01-27 16:11:55 +01:00
|
|
|
atomic_set(&bat_priv->hop_penalty, 30);
|
2012-12-16 06:53:15 +01:00
|
|
|
#ifdef CONFIG_BATMAN_ADV_DEBUG
|
2010-12-13 12:19:28 +01:00
|
|
|
atomic_set(&bat_priv->log_level, 0);
|
2012-12-16 06:53:15 +01:00
|
|
|
#endif
|
2010-12-13 12:19:28 +01:00
|
|
|
atomic_set(&bat_priv->fragmentation, 1);
|
2012-06-03 22:19:17 +02:00
|
|
|
atomic_set(&bat_priv->bcast_queue_left, BATADV_BCAST_QUEUE_LEN);
|
|
|
|
atomic_set(&bat_priv->batman_queue_left, BATADV_BATMAN_QUEUE_LEN);
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2012-06-03 22:19:22 +02:00
|
|
|
atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
|
2010-12-13 12:19:28 +01:00
|
|
|
atomic_set(&bat_priv->bcast_seqno, 1);
|
2012-07-15 22:26:51 +02:00
|
|
|
atomic_set(&bat_priv->tt.vn, 0);
|
|
|
|
atomic_set(&bat_priv->tt.local_changes, 0);
|
|
|
|
atomic_set(&bat_priv->tt.ogm_append_cnt, 0);
|
|
|
|
#ifdef CONFIG_BATMAN_ADV_BLA
|
|
|
|
atomic_set(&bat_priv->bla.num_requests, 0);
|
|
|
|
#endif
|
|
|
|
bat_priv->tt.last_changeset = NULL;
|
|
|
|
bat_priv->tt.last_changeset_len = 0;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
bat_priv->primary_if = NULL;
|
|
|
|
bat_priv->num_ifaces = 0;
|
|
|
|
|
2013-01-25 11:12:38 +01:00
|
|
|
batadv_nc_init_bat_priv(bat_priv);
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
ret = batadv_algo_select(bat_priv, batadv_routing_algo);
|
2010-12-13 12:19:28 +01:00
|
|
|
if (ret < 0)
|
2013-02-11 10:10:22 +01:00
|
|
|
goto free_bat_counters;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
ret = batadv_debugfs_add_meshif(dev);
|
2010-12-13 12:19:28 +01:00
|
|
|
if (ret < 0)
|
2013-02-11 10:10:22 +01:00
|
|
|
goto free_bat_counters;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
ret = batadv_mesh_init(dev);
|
2010-12-13 12:19:28 +01:00
|
|
|
if (ret < 0)
|
|
|
|
goto unreg_debugfs;
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
return 0;
|
2010-12-13 12:19:28 +01:00
|
|
|
|
|
|
|
unreg_debugfs:
|
2013-02-11 10:10:22 +01:00
|
|
|
batadv_debugfs_del_meshif(dev);
|
2012-06-23 11:47:53 +02:00
|
|
|
free_bat_counters:
|
|
|
|
free_percpu(bat_priv->bat_counters);
|
2013-02-11 10:10:22 +01:00
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:27 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_slave_add - Add a slave interface to a batadv_soft_interface
|
|
|
|
* @dev: batadv_soft_interface used as master interface
|
|
|
|
* @slave_dev: net_device which should become the slave interface
|
|
|
|
*
|
|
|
|
* Return 0 if successful or error otherwise.
|
|
|
|
*/
|
|
|
|
static int batadv_softif_slave_add(struct net_device *dev,
|
|
|
|
struct net_device *slave_dev)
|
|
|
|
{
|
|
|
|
struct batadv_hard_iface *hard_iface;
|
|
|
|
int ret = -EINVAL;
|
|
|
|
|
|
|
|
hard_iface = batadv_hardif_get_by_netdev(slave_dev);
|
|
|
|
if (!hard_iface || hard_iface->soft_iface != NULL)
|
|
|
|
goto out;
|
|
|
|
|
|
|
|
ret = batadv_hardif_enable_interface(hard_iface, dev->name);
|
|
|
|
|
|
|
|
out:
|
|
|
|
if (hard_iface)
|
|
|
|
batadv_hardif_free_ref(hard_iface);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* batadv_softif_slave_del - Delete a slave iface from a batadv_soft_interface
|
|
|
|
* @dev: batadv_soft_interface used as master interface
|
|
|
|
* @slave_dev: net_device which should be removed from the master interface
|
|
|
|
*
|
|
|
|
* Return 0 if successful or error otherwise.
|
|
|
|
*/
|
|
|
|
static int batadv_softif_slave_del(struct net_device *dev,
|
|
|
|
struct net_device *slave_dev)
|
|
|
|
{
|
|
|
|
struct batadv_hard_iface *hard_iface;
|
|
|
|
int ret = -EINVAL;
|
|
|
|
|
|
|
|
hard_iface = batadv_hardif_get_by_netdev(slave_dev);
|
|
|
|
|
|
|
|
if (!hard_iface || hard_iface->soft_iface != dev)
|
|
|
|
goto out;
|
|
|
|
|
|
|
|
batadv_hardif_disable_interface(hard_iface, BATADV_IF_CLEANUP_KEEP);
|
|
|
|
ret = 0;
|
|
|
|
|
|
|
|
out:
|
|
|
|
if (hard_iface)
|
|
|
|
batadv_hardif_free_ref(hard_iface);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
static const struct net_device_ops batadv_netdev_ops = {
|
|
|
|
.ndo_init = batadv_softif_init_late,
|
|
|
|
.ndo_open = batadv_interface_open,
|
|
|
|
.ndo_stop = batadv_interface_release,
|
|
|
|
.ndo_get_stats = batadv_interface_stats,
|
|
|
|
.ndo_set_mac_address = batadv_interface_set_mac_addr,
|
|
|
|
.ndo_change_mtu = batadv_interface_change_mtu,
|
|
|
|
.ndo_start_xmit = batadv_interface_tx,
|
2013-02-11 10:10:27 +01:00
|
|
|
.ndo_validate_addr = eth_validate_addr,
|
|
|
|
.ndo_add_slave = batadv_softif_slave_add,
|
|
|
|
.ndo_del_slave = batadv_softif_slave_del,
|
2013-02-11 10:10:22 +01:00
|
|
|
};
|
|
|
|
|
2013-02-11 10:10:23 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_free - Deconstructor of batadv_soft_interface
|
|
|
|
* @dev: Device to cleanup and remove
|
|
|
|
*/
|
|
|
|
static void batadv_softif_free(struct net_device *dev)
|
|
|
|
{
|
|
|
|
batadv_debugfs_del_meshif(dev);
|
|
|
|
batadv_mesh_free(dev);
|
|
|
|
free_netdev(dev);
|
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_init_early - early stage initialization of soft interface
|
|
|
|
* @dev: registered network device to modify
|
|
|
|
*/
|
|
|
|
static void batadv_softif_init_early(struct net_device *dev)
|
|
|
|
{
|
|
|
|
struct batadv_priv *priv = netdev_priv(dev);
|
|
|
|
|
|
|
|
ether_setup(dev);
|
|
|
|
|
|
|
|
dev->netdev_ops = &batadv_netdev_ops;
|
2013-02-11 10:10:23 +01:00
|
|
|
dev->destructor = batadv_softif_free;
|
2013-02-11 10:10:22 +01:00
|
|
|
dev->tx_queue_len = 0;
|
|
|
|
|
|
|
|
/* can't call min_mtu, because the needed variables
|
|
|
|
* have not been initialized yet
|
|
|
|
*/
|
|
|
|
dev->mtu = ETH_DATA_LEN;
|
|
|
|
/* reserve more space in the skbuff for our header */
|
|
|
|
dev->hard_header_len = BATADV_HEADER_LEN;
|
|
|
|
|
|
|
|
/* generate random address */
|
|
|
|
eth_hw_addr_random(dev);
|
|
|
|
|
|
|
|
SET_ETHTOOL_OPS(dev, &batadv_ethtool_ops);
|
|
|
|
|
|
|
|
memset(priv, 0, sizeof(*priv));
|
|
|
|
}
|
|
|
|
|
|
|
|
struct net_device *batadv_softif_create(const char *name)
|
|
|
|
{
|
|
|
|
struct net_device *soft_iface;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
soft_iface = alloc_netdev(sizeof(struct batadv_priv), name,
|
|
|
|
batadv_softif_init_early);
|
|
|
|
if (!soft_iface)
|
|
|
|
return NULL;
|
|
|
|
|
2013-02-11 10:10:26 +01:00
|
|
|
soft_iface->rtnl_link_ops = &batadv_link_ops;
|
|
|
|
|
2013-02-11 10:10:22 +01:00
|
|
|
ret = register_netdevice(soft_iface);
|
|
|
|
if (ret < 0) {
|
|
|
|
pr_err("Unable to register the batman interface '%s': %i\n",
|
|
|
|
name, ret);
|
|
|
|
free_netdev(soft_iface);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return soft_iface;
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:25 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_destroy_sysfs - deletion of batadv_soft_interface via sysfs
|
|
|
|
* @soft_iface: the to-be-removed batman-adv interface
|
|
|
|
*/
|
|
|
|
void batadv_softif_destroy_sysfs(struct net_device *soft_iface)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2013-01-11 10:19:51 +01:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(soft_iface);
|
|
|
|
|
|
|
|
queue_work(batadv_event_workqueue, &bat_priv->cleanup_work);
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:26 +01:00
|
|
|
/**
|
|
|
|
* batadv_softif_destroy_netlink - deletion of batadv_soft_interface via netlink
|
|
|
|
* @soft_iface: the to-be-removed batman-adv interface
|
|
|
|
* @head: list pointer
|
|
|
|
*/
|
|
|
|
static void batadv_softif_destroy_netlink(struct net_device *soft_iface,
|
|
|
|
struct list_head *head)
|
|
|
|
{
|
|
|
|
struct batadv_hard_iface *hard_iface;
|
|
|
|
|
|
|
|
list_for_each_entry(hard_iface, &batadv_hardif_list, list) {
|
|
|
|
if (hard_iface->soft_iface == soft_iface)
|
|
|
|
batadv_hardif_disable_interface(hard_iface,
|
|
|
|
BATADV_IF_CLEANUP_KEEP);
|
|
|
|
}
|
|
|
|
|
|
|
|
batadv_sysfs_del_meshif(soft_iface);
|
|
|
|
unregister_netdevice_queue(soft_iface, head);
|
|
|
|
}
|
|
|
|
|
2012-05-12 02:09:38 +02:00
|
|
|
int batadv_softif_is_valid(const struct net_device *net_dev)
|
2011-03-04 22:36:41 +01:00
|
|
|
{
|
2012-05-16 20:23:15 +02:00
|
|
|
if (net_dev->netdev_ops->ndo_start_xmit == batadv_interface_tx)
|
2011-03-04 22:36:41 +01:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-02-11 10:10:26 +01:00
|
|
|
struct rtnl_link_ops batadv_link_ops __read_mostly = {
|
|
|
|
.kind = "batadv",
|
|
|
|
.priv_size = sizeof(struct batadv_priv),
|
|
|
|
.setup = batadv_softif_init_early,
|
|
|
|
.dellink = batadv_softif_destroy_netlink,
|
|
|
|
};
|
|
|
|
|
2010-12-13 12:19:28 +01:00
|
|
|
/* ethtool */
|
2012-05-16 20:23:15 +02:00
|
|
|
static int batadv_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
cmd->supported = 0;
|
|
|
|
cmd->advertising = 0;
|
2011-04-27 20:32:40 +02:00
|
|
|
ethtool_cmd_speed_set(cmd, SPEED_10);
|
2010-12-13 12:19:28 +01:00
|
|
|
cmd->duplex = DUPLEX_FULL;
|
|
|
|
cmd->port = PORT_TP;
|
|
|
|
cmd->phy_address = 0;
|
|
|
|
cmd->transceiver = XCVR_INTERNAL;
|
|
|
|
cmd->autoneg = AUTONEG_DISABLE;
|
|
|
|
cmd->maxtxpkt = 0;
|
|
|
|
cmd->maxrxpkt = 0;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static void batadv_get_drvinfo(struct net_device *dev,
|
|
|
|
struct ethtool_drvinfo *info)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
2013-01-06 01:44:26 +01:00
|
|
|
strlcpy(info->driver, "B.A.T.M.A.N. advanced", sizeof(info->driver));
|
|
|
|
strlcpy(info->version, BATADV_SOURCE_VERSION, sizeof(info->version));
|
|
|
|
strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
|
|
|
|
strlcpy(info->bus_info, "batman", sizeof(info->bus_info));
|
2010-12-13 12:19:28 +01:00
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static u32 batadv_get_msglevel(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static void batadv_set_msglevel(struct net_device *dev, u32 value)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
}
|
|
|
|
|
2012-05-16 20:23:15 +02:00
|
|
|
static u32 batadv_get_link(struct net_device *dev)
|
2010-12-13 12:19:28 +01:00
|
|
|
{
|
|
|
|
return 1;
|
|
|
|
}
|
2012-04-20 17:02:45 +02:00
|
|
|
|
|
|
|
/* Inspired by drivers/net/ethernet/dlink/sundance.c:1702
|
|
|
|
* Declare each description string in struct.name[] to get fixed sized buffer
|
|
|
|
* and compile time checking for strings longer than ETH_GSTRING_LEN.
|
|
|
|
*/
|
|
|
|
static const struct {
|
|
|
|
const char name[ETH_GSTRING_LEN];
|
2012-05-16 20:23:15 +02:00
|
|
|
} batadv_counters_strings[] = {
|
2012-06-23 11:47:53 +02:00
|
|
|
{ "tx" },
|
|
|
|
{ "tx_bytes" },
|
|
|
|
{ "tx_dropped" },
|
|
|
|
{ "rx" },
|
|
|
|
{ "rx_bytes" },
|
2012-04-20 17:02:45 +02:00
|
|
|
{ "forward" },
|
|
|
|
{ "forward_bytes" },
|
|
|
|
{ "mgmt_tx" },
|
|
|
|
{ "mgmt_tx_bytes" },
|
|
|
|
{ "mgmt_rx" },
|
|
|
|
{ "mgmt_rx_bytes" },
|
|
|
|
{ "tt_request_tx" },
|
|
|
|
{ "tt_request_rx" },
|
|
|
|
{ "tt_response_tx" },
|
|
|
|
{ "tt_response_rx" },
|
|
|
|
{ "tt_roam_adv_tx" },
|
|
|
|
{ "tt_roam_adv_rx" },
|
2012-04-20 17:02:45 +02:00
|
|
|
#ifdef CONFIG_BATMAN_ADV_DAT
|
|
|
|
{ "dat_get_tx" },
|
|
|
|
{ "dat_get_rx" },
|
|
|
|
{ "dat_put_tx" },
|
|
|
|
{ "dat_put_rx" },
|
|
|
|
{ "dat_cached_reply_tx" },
|
|
|
|
#endif
|
2013-01-25 11:12:41 +01:00
|
|
|
#ifdef CONFIG_BATMAN_ADV_NC
|
|
|
|
{ "nc_code" },
|
|
|
|
{ "nc_code_bytes" },
|
|
|
|
{ "nc_recode" },
|
|
|
|
{ "nc_recode_bytes" },
|
2013-01-25 11:12:42 +01:00
|
|
|
{ "nc_buffer" },
|
2013-01-25 11:12:43 +01:00
|
|
|
{ "nc_decode" },
|
|
|
|
{ "nc_decode_bytes" },
|
|
|
|
{ "nc_decode_failed" },
|
|
|
|
{ "nc_sniffed" },
|
2013-01-25 11:12:41 +01:00
|
|
|
#endif
|
2012-04-20 17:02:45 +02:00
|
|
|
};
|
|
|
|
|
|
|
|
static void batadv_get_strings(struct net_device *dev, uint32_t stringset,
|
|
|
|
uint8_t *data)
|
|
|
|
{
|
|
|
|
if (stringset == ETH_SS_STATS)
|
2012-05-16 20:23:15 +02:00
|
|
|
memcpy(data, batadv_counters_strings,
|
|
|
|
sizeof(batadv_counters_strings));
|
2012-04-20 17:02:45 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
static void batadv_get_ethtool_stats(struct net_device *dev,
|
|
|
|
struct ethtool_stats *stats,
|
|
|
|
uint64_t *data)
|
|
|
|
{
|
2012-06-05 22:31:31 +02:00
|
|
|
struct batadv_priv *bat_priv = netdev_priv(dev);
|
2012-04-20 17:02:45 +02:00
|
|
|
int i;
|
|
|
|
|
2012-06-03 22:19:20 +02:00
|
|
|
for (i = 0; i < BATADV_CNT_NUM; i++)
|
2012-04-20 17:02:45 +02:00
|
|
|
data[i] = batadv_sum_counter(bat_priv, i);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int batadv_get_sset_count(struct net_device *dev, int stringset)
|
|
|
|
{
|
|
|
|
if (stringset == ETH_SS_STATS)
|
2012-06-03 22:19:20 +02:00
|
|
|
return BATADV_CNT_NUM;
|
2012-04-20 17:02:45 +02:00
|
|
|
|
|
|
|
return -EOPNOTSUPP;
|
|
|
|
}
|