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Included changes: 

- use common Jenkins hash instead of private implementation
 - extend internal routing API
 - properly re-arrange header files inclusion
 - clarify precedence between '&' and '?'
 - remove unused ethhdr variable in batadv_gw_dhcp_recipient_get()
 - ensure per-VLAN structs are updated upon MAC change
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Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge

Antonio Quartulli says:

====================
Included changes:
- use common Jenkins hash instead of private implementation
- extend internal routing API
- properly re-arrange header files inclusion
- clarify precedence between '&' and '?'
- remove unused ethhdr variable in batadv_gw_dhcp_recipient_get()
- ensure per-VLAN structs are updated upon MAC change
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2015-06-09 20:23:52 -07:00
Родитель 6651ee070b 94d1dd8731
Коммит c3eee1fb1d
41 изменённых файлов: 798 добавлений и 278 удалений
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48
net/batman-adv/bat_iv_ogm.c
Просмотреть файл

@ -15,16 +15,46 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "translation-table.h"
#include "originator.h"
#include "routing.h"
#include "gateway_common.h"
#include "gateway_client.h"
#include "hard-interface.h"
#include "send.h"
#include "bat_algo.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/bitmap.h>
#include <linux/bitops.h>
#include <linux/bug.h>
#include <linux/byteorder/generic.h>
#include <linux/cache.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/init.h>
#include <linux/jiffies.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/pkt_sched.h>
#include <linux/printk.h>
#include <linux/random.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include "bitarray.h"
#include "hard-interface.h"
#include "hash.h"
#include "network-coding.h"
#include "originator.h"
#include "packet.h"
#include "routing.h"
#include "send.h"
#include "translation-table.h"
/**
* enum batadv_dup_status - duplicate status
@ -449,7 +479,7 @@ static void batadv_iv_ogm_send_to_if(struct batadv_forw_packet *forw_packet,
batadv_ogm_packet->orig,
ntohl(batadv_ogm_packet->seqno),
batadv_ogm_packet->tq, batadv_ogm_packet->ttl,
(batadv_ogm_packet->flags & BATADV_DIRECTLINK ?
((batadv_ogm_packet->flags & BATADV_DIRECTLINK) ?
"on" : "off"),
hard_iface->net_dev->name,
hard_iface->net_dev->dev_addr);

4
net/batman-adv/bitarray.c
Просмотреть файл

@ -15,10 +15,10 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "bitarray.h"
#include "main.h"
#include <linux/bitops.h>
#include <linux/bitmap.h>
/* shift the packet array by n places. */
static void batadv_bitmap_shift_left(unsigned long *seq_bits, int32_t n)

6
net/batman-adv/bitarray.h
Просмотреть файл

@ -18,6 +18,12 @@
#ifndef _NET_BATMAN_ADV_BITARRAY_H_
#define _NET_BATMAN_ADV_BITARRAY_H_
#include "main.h"
#include <linux/bitops.h>
#include <linux/compiler.h>
#include <linux/types.h>
/* Returns 1 if the corresponding bit in the given seq_bits indicates true
* and curr_seqno is within range of last_seqno. Otherwise returns 0.
*/

54
net/batman-adv/bridge_loop_avoidance.c
Просмотреть файл

@ -15,19 +15,41 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "hash.h"
#include "hard-interface.h"
#include "originator.h"
#include "bridge_loop_avoidance.h"
#include "translation-table.h"
#include "send.h"
#include "main.h"
#include <linux/etherdevice.h>
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/compiler.h>
#include <linux/crc16.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_arp.h>
#include <net/arp.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/jhash.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/lockdep.h>
#include <linux/netdevice.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include <net/arp.h>
#include "hard-interface.h"
#include "hash.h"
#include "originator.h"
#include "packet.h"
#include "translation-table.h"
static const uint8_t batadv_announce_mac[4] = {0x43, 0x05, 0x43, 0x05};
@ -42,12 +64,8 @@ static inline uint32_t batadv_choose_claim(const void *data, uint32_t size)
struct batadv_bla_claim *claim = (struct batadv_bla_claim *)data;
uint32_t hash = 0;
hash = batadv_hash_bytes(hash, &claim->addr, sizeof(claim->addr));
hash = batadv_hash_bytes(hash, &claim->vid, sizeof(claim->vid));
hash += (hash << 3);
hash ^= (hash >> 11);
hash += (hash << 15);
hash = jhash(&claim->addr, sizeof(claim->addr), hash);
hash = jhash(&claim->vid, sizeof(claim->vid), hash);
return hash % size;
}
@ -59,12 +77,8 @@ static inline uint32_t batadv_choose_backbone_gw(const void *data,
const struct batadv_bla_claim *claim = (struct batadv_bla_claim *)data;
uint32_t hash = 0;
hash = batadv_hash_bytes(hash, &claim->addr, sizeof(claim->addr));
hash = batadv_hash_bytes(hash, &claim->vid, sizeof(claim->vid));
hash += (hash << 3);
hash ^= (hash >> 11);
hash += (hash << 15);
hash = jhash(&claim->addr, sizeof(claim->addr), hash);
hash = jhash(&claim->vid, sizeof(claim->vid), hash);
return hash % size;
}

10
net/batman-adv/bridge_loop_avoidance.h
Просмотреть файл

@ -18,6 +18,16 @@
#ifndef _NET_BATMAN_ADV_BLA_H_
#define _NET_BATMAN_ADV_BLA_H_
#include "main.h"
#include <linux/types.h>
struct batadv_hard_iface;
struct batadv_orig_node;
struct batadv_priv;
struct seq_file;
struct sk_buff;
#ifdef CONFIG_BATMAN_ADV_BLA
int batadv_bla_rx(struct batadv_priv *bat_priv, struct sk_buff *skb,
unsigned short vid, bool is_bcast);

37
net/batman-adv/debugfs.c
Просмотреть файл

@ -15,21 +15,42 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "debugfs.h"
#include "main.h"
#include <linux/compiler.h>
#include <linux/debugfs.h>
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/export.h>
#include <linux/fcntl.h>
#include <linux/fs.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/poll.h>
#include <linux/printk.h>
#include <linux/sched.h> /* for linux/wait.h */
#include <linux/seq_file.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stat.h>
#include <linux/stddef.h>
#include <linux/stringify.h>
#include <linux/sysfs.h>
#include <linux/types.h>
#include <linux/uaccess.h>
#include <linux/wait.h>
#include <stdarg.h>
#include "debugfs.h"
#include "translation-table.h"
#include "originator.h"
#include "hard-interface.h"
#include "gateway_common.h"
#include "gateway_client.h"
#include "soft-interface.h"
#include "icmp_socket.h"
#include "bridge_loop_avoidance.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "icmp_socket.h"
#include "network-coding.h"
#include "originator.h"
#include "translation-table.h"
static struct dentry *batadv_debugfs;

7
net/batman-adv/debugfs.h
Просмотреть файл

@ -18,6 +18,13 @@
#ifndef _NET_BATMAN_ADV_DEBUGFS_H_
#define _NET_BATMAN_ADV_DEBUGFS_H_
#include "main.h"
#include <linux/kconfig.h>
struct batadv_hard_iface;
struct net_device;
#define BATADV_DEBUGFS_SUBDIR "batman_adv"
#if IS_ENABLED(CONFIG_DEBUG_FS)

45
net/batman-adv/distributed-arp-table.c
Просмотреть файл

@ -15,18 +15,36 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/if_ether.h>
#include "distributed-arp-table.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/in.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include <net/arp.h>
#include "main.h"
#include "hash.h"
#include "distributed-arp-table.h"
#include "hard-interface.h"
#include "hash.h"
#include "originator.h"
#include "send.h"
#include "types.h"
#include "translation-table.h"
static void batadv_dat_purge(struct work_struct *work);
@ -206,9 +224,22 @@ static uint32_t batadv_hash_dat(const void *data, uint32_t size)
{
uint32_t hash = 0;
const struct batadv_dat_entry *dat = data;
const unsigned char *key;
uint32_t i;
hash = batadv_hash_bytes(hash, &dat->ip, sizeof(dat->ip));
hash = batadv_hash_bytes(hash, &dat->vid, sizeof(dat->vid));
key = (const unsigned char *)&dat->ip;
for (i = 0; i < sizeof(dat->ip); i++) {
hash += key[i];
hash += (hash << 10);
hash ^= (hash >> 6);
}
key = (const unsigned char *)&dat->vid;
for (i = 0; i < sizeof(dat->vid); i++) {
hash += key[i];
hash += (hash << 10);
hash ^= (hash >> 6);
}
hash += (hash << 3);
hash ^= (hash >> 11);

13
net/batman-adv/distributed-arp-table.h
Просмотреть файл

@ -18,12 +18,19 @@
#ifndef _NET_BATMAN_ADV_DISTRIBUTED_ARP_TABLE_H_
#define _NET_BATMAN_ADV_DISTRIBUTED_ARP_TABLE_H_
#ifdef CONFIG_BATMAN_ADV_DAT
#include "main.h"
#include <linux/compiler.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include "types.h"
#include "originator.h"
#include "packet.h"
#include <linux/if_arp.h>
struct seq_file;
struct sk_buff;
#ifdef CONFIG_BATMAN_ADV_DAT
/* BATADV_DAT_ADDR_MAX - maximum address value in the DHT space */
#define BATADV_DAT_ADDR_MAX ((batadv_dat_addr_t)~(batadv_dat_addr_t)0)

24
net/batman-adv/fragmentation.c
Просмотреть файл

@ -15,12 +15,28 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "fragmentation.h"
#include "send.h"
#include "originator.h"
#include "routing.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/pkt_sched.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/string.h>
#include "hard-interface.h"
#include "originator.h"
#include "packet.h"
#include "routing.h"
#include "send.h"
#include "soft-interface.h"
/**

9
net/batman-adv/fragmentation.h
Просмотреть файл

@ -18,6 +18,15 @@
#ifndef _NET_BATMAN_ADV_FRAGMENTATION_H_
#define _NET_BATMAN_ADV_FRAGMENTATION_H_
#include "main.h"
#include <linux/compiler.h>
#include <linux/list.h>
#include <linux/stddef.h>
#include <linux/types.h>
struct sk_buff;
void batadv_frag_purge_orig(struct batadv_orig_node *orig,
bool (*check_cb)(struct batadv_frag_table_entry *));
bool batadv_frag_skb_fwd(struct sk_buff *skb,

39
net/batman-adv/gateway_client.c
Просмотреть файл

@ -15,18 +15,38 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "sysfs.h"
#include "gateway_client.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/udp.h>
#include "gateway_common.h"
#include "hard-interface.h"
#include "originator.h"
#include "translation-table.h"
#include "packet.h"
#include "routing.h"
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/udp.h>
#include <linux/if_vlan.h>
#include "sysfs.h"
#include "translation-table.h"
/* These are the offsets of the "hw type" and "hw address length" in the dhcp
* packet starting at the beginning of the dhcp header
@ -733,11 +753,6 @@ batadv_gw_dhcp_recipient_get(struct sk_buff *skb, unsigned int *header_len,
if (!pskb_may_pull(skb, *header_len + sizeof(*udphdr)))
return BATADV_DHCP_NO;
/* skb->data might have been reallocated by pskb_may_pull() */
ethhdr = eth_hdr(skb);
if (ntohs(ethhdr->h_proto) == ETH_P_8021Q)
ethhdr = (struct ethhdr *)(skb->data + VLAN_HLEN);
udphdr = (struct udphdr *)(skb->data + *header_len);
*header_len += sizeof(*udphdr);

8
net/batman-adv/gateway_client.h
Просмотреть файл

@ -18,6 +18,14 @@
#ifndef _NET_BATMAN_ADV_GATEWAY_CLIENT_H_
#define _NET_BATMAN_ADV_GATEWAY_CLIENT_H_
#include "main.h"
#include <linux/types.h>
struct batadv_tvlv_gateway_data;
struct seq_file;
struct sk_buff;
void batadv_gw_check_client_stop(struct batadv_priv *bat_priv);
void batadv_gw_reselect(struct batadv_priv *bat_priv);
void batadv_gw_election(struct batadv_priv *bat_priv);

11
net/batman-adv/gateway_common.c
Просмотреть файл

@ -15,9 +15,18 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "gateway_common.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include "gateway_client.h"
#include "packet.h"
/**
* batadv_parse_gw_bandwidth - parse supplied string buffer to extract download

7
net/batman-adv/gateway_common.h
Просмотреть файл

@ -18,6 +18,13 @@
#ifndef _NET_BATMAN_ADV_GATEWAY_COMMON_H_
#define _NET_BATMAN_ADV_GATEWAY_COMMON_H_
#include "main.h"
#include <linux/types.h>
struct batadv_priv;
struct net_device;
enum batadv_gw_modes {
BATADV_GW_MODE_OFF,
BATADV_GW_MODE_CLIENT,

38
net/batman-adv/hard-interface.c
Просмотреть файл

@ -15,22 +15,36 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "distributed-arp-table.h"
#include "hard-interface.h"
#include "soft-interface.h"
#include "send.h"
#include "translation-table.h"
#include "routing.h"
#include "sysfs.h"
#include "debugfs.h"
#include "originator.h"
#include "hash.h"
#include "bridge_loop_avoidance.h"
#include "gateway_client.h"
#include "main.h"
#include <linux/bug.h>
#include <linux/byteorder/generic.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/if.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <linux/workqueue.h>
#include <net/net_namespace.h>
#include "bridge_loop_avoidance.h"
#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "originator.h"
#include "packet.h"
#include "send.h"
#include "soft-interface.h"
#include "sysfs.h"
#include "translation-table.h"
void batadv_hardif_free_rcu(struct rcu_head *rcu)
{

11
net/batman-adv/hard-interface.h
Просмотреть файл

@ -18,6 +18,17 @@
#ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_
#define _NET_BATMAN_ADV_HARD_INTERFACE_H_
#include "main.h"
#include <linux/atomic.h>
#include <linux/compiler.h>
#include <linux/notifier.h>
#include <linux/rcupdate.h>
#include <linux/stddef.h>
#include <linux/types.h>
struct net_device;
enum batadv_hard_if_state {
BATADV_IF_NOT_IN_USE,
BATADV_IF_TO_BE_REMOVED,

6
net/batman-adv/hash.c
Просмотреть файл

@ -15,8 +15,12 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "hash.h"
#include "main.h"
#include <linux/fs.h>
#include <linux/lockdep.h>
#include <linux/slab.h>
/* clears the hash */
static void batadv_hash_init(struct batadv_hashtable *hash)

31
net/batman-adv/hash.h
Просмотреть файл

@ -18,7 +18,16 @@
#ifndef _NET_BATMAN_ADV_HASH_H_
#define _NET_BATMAN_ADV_HASH_H_
#include "main.h"
#include <linux/compiler.h>
#include <linux/list.h>
#include <linux/rculist.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/types.h>
struct lock_class_key;
/* callback to a compare function. should compare 2 element datas for their
* keys, return 0 if same and not 0 if not same
@ -79,28 +88,6 @@ static inline void batadv_hash_delete(struct batadv_hashtable *hash,
batadv_hash_destroy(hash);
}
/**
* batadv_hash_bytes - hash some bytes and add them to the previous hash
* @hash: previous hash value
* @data: data to be hashed
* @size: number of bytes to be hashed
*
* Returns the new hash value.
*/
static inline uint32_t batadv_hash_bytes(uint32_t hash, const void *data,
uint32_t size)
{
const unsigned char *key = data;
int i;
for (i = 0; i < size; i++) {
hash += key[i];
hash += (hash << 10);
hash ^= (hash >> 6);
}
return hash;
}
/**
* batadv_hash_add - adds data to the hashtable
* @hash: storage hash table

37
net/batman-adv/icmp_socket.c
Просмотреть файл

@ -15,14 +15,39 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include <linux/debugfs.h>
#include <linux/slab.h>
#include "icmp_socket.h"
#include "send.h"
#include "hash.h"
#include "originator.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/compiler.h>
#include <linux/debugfs.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/export.h>
#include <linux/fcntl.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/pkt_sched.h>
#include <linux/poll.h>
#include <linux/printk.h>
#include <linux/sched.h> /* for linux/wait.h */
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stat.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/uaccess.h>
#include <linux/wait.h>
#include "hard-interface.h"
#include "originator.h"
#include "packet.h"
#include "send.h"
static struct batadv_socket_client *batadv_socket_client_hash[256];

7
net/batman-adv/icmp_socket.h
Просмотреть файл

@ -18,6 +18,13 @@
#ifndef _NET_BATMAN_ADV_ICMP_SOCKET_H_
#define _NET_BATMAN_ADV_ICMP_SOCKET_H_
#include "main.h"
#include <linux/types.h>
struct batadv_icmp_header;
struct batadv_priv;
#define BATADV_ICMP_SOCKET "socket"
void batadv_socket_init(void);

60
net/batman-adv/main.c
Просмотреть файл

@ -15,31 +15,53 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/crc32c.h>
#include <linux/highmem.h>
#include <linux/if_vlan.h>
#include <net/ip.h>
#include <net/ipv6.h>
#include <net/dsfield.h>
#include "main.h"
#include "sysfs.h"
#include <linux/atomic.h>
#include <linux/bug.h>
#include <linux/byteorder/generic.h>
#include <linux/crc32c.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include <linux/init.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/netdevice.h>
#include <linux/pkt_sched.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include <net/dsfield.h>
#include <net/rtnetlink.h>
#include "bat_algo.h"
#include "bridge_loop_avoidance.h"
#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "gateway_common.h"
#include "hard-interface.h"
#include "icmp_socket.h"
#include "multicast.h"
#include "network-coding.h"
#include "originator.h"
#include "packet.h"
#include "routing.h"
#include "send.h"
#include "originator.h"
#include "soft-interface.h"
#include "icmp_socket.h"
#include "translation-table.h"
#include "hard-interface.h"
#include "gateway_client.h"
#include "bridge_loop_avoidance.h"
#include "distributed-arp-table.h"
#include "multicast.h"
#include "gateway_common.h"
#include "hash.h"
#include "bat_algo.h"
#include "network-coding.h"
#include "fragmentation.h"
/* List manipulations on hardif_list have to be rtnl_lock()'ed,
* list traversals just rcu-locked

30
net/batman-adv/main.h
Просмотреть файл

@ -163,28 +163,26 @@ enum batadv_uev_type {
/* Kernel headers */
#include <linux/mutex.h> /* mutex */
#include <linux/module.h> /* needed by all modules */
#include <linux/netdevice.h> /* netdevice */
#include <linux/etherdevice.h> /* ethernet address classification */
#include <linux/if_ether.h> /* ethernet header */
#include <linux/poll.h> /* poll_table */
#include <linux/kthread.h> /* kernel threads */
#include <linux/pkt_sched.h> /* schedule types */
#include <linux/workqueue.h> /* workqueue */
#include <linux/atomic.h>
#include <linux/bitops.h> /* for packet.h */
#include <linux/compiler.h>
#include <linux/cpumask.h>
#include <linux/etherdevice.h>
#include <linux/if_ether.h> /* for packet.h */
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/types.h>
#include <linux/percpu.h>
#include <linux/slab.h>
#include <net/sock.h> /* struct sock */
#include <net/addrconf.h> /* ipv6 address stuff */
#include <linux/ip.h>
#include <net/rtnetlink.h>
#include <linux/jiffies.h>
#include <linux/seq_file.h>
#include <linux/if_vlan.h>
#include "types.h"
#define BATADV_PRINT_VID(vid) (vid & BATADV_VLAN_HAS_TAG ? \
struct batadv_ogm_packet;
struct seq_file;
struct sk_buff;
#define BATADV_PRINT_VID(vid) ((vid & BATADV_VLAN_HAS_TAG) ? \
(int)(vid & VLAN_VID_MASK) : -1)
extern char batadv_routing_algo[];

29
net/batman-adv/multicast.c
Просмотреть файл

@ -15,10 +15,33 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "multicast.h"
#include "originator.h"
#include "hard-interface.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/in6.h>
#include <linux/in.h>
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/types.h>
#include <net/addrconf.h>
#include <net/ipv6.h>
#include "packet.h"
#include "translation-table.h"
/**

6
net/batman-adv/multicast.h
Просмотреть файл

@ -18,6 +18,12 @@
#ifndef _NET_BATMAN_ADV_MULTICAST_H_
#define _NET_BATMAN_ADV_MULTICAST_H_
#include "main.h"
struct batadv_orig_node;
struct batadv_priv;
struct sk_buff;
/**
* batadv_forw_mode - the way a packet should be forwarded as
* @BATADV_FORW_ALL: forward the packet to all nodes (currently via classic

51
net/batman-adv/network-coding.c
Просмотреть файл

@ -15,15 +15,44 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/debugfs.h>
#include "main.h"
#include "hash.h"
#include "network-coding.h"
#include "send.h"
#include "originator.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/compiler.h>
#include <linux/debugfs.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/if_packet.h>
#include <linux/init.h>
#include <linux/jhash.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/lockdep.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/random.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stat.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include "hard-interface.h"
#include "hash.h"
#include "originator.h"
#include "packet.h"
#include "routing.h"
#include "send.h"
static struct lock_class_key batadv_nc_coding_hash_lock_class_key;
static struct lock_class_key batadv_nc_decoding_hash_lock_class_key;
@ -453,14 +482,8 @@ static uint32_t batadv_nc_hash_choose(const void *data, uint32_t size)
const struct batadv_nc_path *nc_path = data;
uint32_t hash = 0;
hash = batadv_hash_bytes(hash, &nc_path->prev_hop,
sizeof(nc_path->prev_hop));
hash = batadv_hash_bytes(hash, &nc_path->next_hop,
sizeof(nc_path->next_hop));
hash += (hash << 3);
hash ^= (hash >> 11);
hash += (hash << 15);
hash = jhash(&nc_path->prev_hop, sizeof(nc_path->prev_hop), hash);
hash = jhash(&nc_path->next_hop, sizeof(nc_path->next_hop), hash);
return hash % size;
}

13
net/batman-adv/network-coding.h
Просмотреть файл

@ -18,6 +18,19 @@
#ifndef _NET_BATMAN_ADV_NETWORK_CODING_H_
#define _NET_BATMAN_ADV_NETWORK_CODING_H_
#include "main.h"
#include <linux/types.h>
struct batadv_nc_node;
struct batadv_neigh_node;
struct batadv_ogm_packet;
struct batadv_orig_node;
struct batadv_priv;
struct net_device;
struct seq_file;
struct sk_buff;
#ifdef CONFIG_BATMAN_ADV_NC
void batadv_nc_status_update(struct net_device *net_dev);

36
net/batman-adv/originator.c
Просмотреть файл

@ -15,19 +15,31 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "distributed-arp-table.h"
#include "originator.h"
#include "hash.h"
#include "translation-table.h"
#include "routing.h"
#include "main.h"
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/lockdep.h>
#include <linux/netdevice.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include "distributed-arp-table.h"
#include "fragmentation.h"
#include "gateway_client.h"
#include "hard-interface.h"
#include "soft-interface.h"
#include "bridge_loop_avoidance.h"
#include "network-coding.h"
#include "fragmentation.h"
#include "hash.h"
#include "multicast.h"
#include "network-coding.h"
#include "routing.h"
#include "translation-table.h"
/* hash class keys */
static struct lock_class_key batadv_orig_hash_lock_class_key;
@ -197,13 +209,19 @@ static void batadv_neigh_node_free_rcu(struct rcu_head *rcu)
struct hlist_node *node_tmp;
struct batadv_neigh_node *neigh_node;
struct batadv_neigh_ifinfo *neigh_ifinfo;
struct batadv_algo_ops *bao;
neigh_node = container_of(rcu, struct batadv_neigh_node, rcu);
bao = neigh_node->orig_node->bat_priv->bat_algo_ops;
hlist_for_each_entry_safe(neigh_ifinfo, node_tmp,
&neigh_node->ifinfo_list, list) {
batadv_neigh_ifinfo_free_ref_now(neigh_ifinfo);
}
if (bao->bat_neigh_free)
bao->bat_neigh_free(neigh_node);
batadv_hardif_free_ref_now(neigh_node->if_incoming);
kfree(neigh_node);

26
net/batman-adv/originator.h
Просмотреть файл

@ -18,8 +18,21 @@
#ifndef _NET_BATMAN_ADV_ORIGINATOR_H_
#define _NET_BATMAN_ADV_ORIGINATOR_H_
#include "main.h"
#include <linux/atomic.h>
#include <linux/compiler.h>
#include <linux/if_ether.h>
#include <linux/jhash.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/stddef.h>
#include <linux/types.h>
#include "hash.h"
struct seq_file;
int batadv_compare_orig(const struct hlist_node *node, const void *data2);
int batadv_originator_init(struct batadv_priv *bat_priv);
void batadv_originator_free(struct batadv_priv *bat_priv);
@ -75,20 +88,9 @@ void batadv_orig_node_vlan_free_ref(struct batadv_orig_node_vlan *orig_vlan);
*/
static inline uint32_t batadv_choose_orig(const void *data, uint32_t size)
{
const unsigned char *key = data;
uint32_t hash = 0;
size_t i;
for (i = 0; i < 6; i++) {
hash += key[i];
hash += (hash << 10);
hash ^= (hash >> 6);
}
hash += (hash << 3);
hash ^= (hash >> 11);
hash += (hash << 15);
hash = jhash(data, ETH_ALEN, hash);
return hash % size;
}

3
net/batman-adv/packet.h
Просмотреть файл

@ -18,6 +18,9 @@
#ifndef _NET_BATMAN_ADV_PACKET_H_
#define _NET_BATMAN_ADV_PACKET_H_
#include <asm/byteorder.h>
#include <linux/types.h>
/**
* enum batadv_packettype - types for batman-adv encapsulated packets
* @BATADV_IV_OGM: originator messages for B.A.T.M.A.N. IV

36
net/batman-adv/routing.c
Просмотреть файл

@ -15,20 +15,36 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "routing.h"
#include "send.h"
#include "soft-interface.h"
#include "hard-interface.h"
#include "icmp_socket.h"
#include "translation-table.h"
#include "originator.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/compiler.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/if_ether.h>
#include <linux/jiffies.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include "bitarray.h"
#include "bridge_loop_avoidance.h"
#include "distributed-arp-table.h"
#include "network-coding.h"
#include "fragmentation.h"
#include <linux/if_vlan.h>
#include "hard-interface.h"
#include "icmp_socket.h"
#include "network-coding.h"
#include "originator.h"
#include "packet.h"
#include "send.h"
#include "soft-interface.h"
#include "translation-table.h"
static int batadv_route_unicast_packet(struct sk_buff *skb,
struct batadv_hard_iface *recv_if);

10
net/batman-adv/routing.h
Просмотреть файл

@ -18,6 +18,16 @@
#ifndef _NET_BATMAN_ADV_ROUTING_H_
#define _NET_BATMAN_ADV_ROUTING_H_
#include "main.h"
#include <linux/types.h>
struct batadv_hard_iface;
struct batadv_neigh_node;
struct batadv_orig_node;
struct batadv_priv;
struct sk_buff;
bool batadv_check_management_packet(struct sk_buff *skb,
struct batadv_hard_iface *hard_iface,
int header_len);

40
net/batman-adv/send.c
Просмотреть файл

@ -15,19 +15,37 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "distributed-arp-table.h"
#include "send.h"
#include "routing.h"
#include "translation-table.h"
#include "soft-interface.h"
#include "hard-interface.h"
#include "gateway_common.h"
#include "gateway_client.h"
#include "originator.h"
#include "network-coding.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/if.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/workqueue.h>
#include "distributed-arp-table.h"
#include "fragmentation.h"
#include "multicast.h"
#include "gateway_client.h"
#include "hard-interface.h"
#include "network-coding.h"
#include "originator.h"
#include "routing.h"
#include "soft-interface.h"
#include "translation-table.h"
static void batadv_send_outstanding_bcast_packet(struct work_struct *work);

13
net/batman-adv/send.h
Просмотреть файл

@ -18,6 +18,19 @@
#ifndef _NET_BATMAN_ADV_SEND_H_
#define _NET_BATMAN_ADV_SEND_H_
#include "main.h"
#include <linux/compiler.h>
#include <linux/types.h>
#include "packet.h"
struct batadv_hard_iface;
struct batadv_orig_node;
struct batadv_priv;
struct sk_buff;
struct work_struct;
int batadv_send_skb_packet(struct sk_buff *skb,
struct batadv_hard_iface *hard_iface,
const uint8_t *dst_addr);

66
net/batman-adv/soft-interface.c
Просмотреть файл

@ -15,26 +15,50 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "soft-interface.h"
#include "hard-interface.h"
#include "distributed-arp-table.h"
#include "routing.h"
#include "send.h"
#include "debugfs.h"
#include "translation-table.h"
#include "hash.h"
#include "gateway_common.h"
#include "gateway_client.h"
#include "sysfs.h"
#include "originator.h"
#include <linux/slab.h>
#include <linux/ethtool.h>
#include "main.h"
#include <linux/atomic.h>
#include <linux/byteorder/generic.h>
#include <linux/cache.h>
#include <linux/compiler.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/if_vlan.h>
#include "multicast.h"
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/lockdep.h>
#include <linux/netdevice.h>
#include <linux/percpu.h>
#include <linux/printk.h>
#include <linux/random.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/skbuff.h>
#include <linux/slab.h>
#include <linux/socket.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/workqueue.h>
#include "bridge_loop_avoidance.h"
#include "debugfs.h"
#include "distributed-arp-table.h"
#include "gateway_client.h"
#include "gateway_common.h"
#include "hard-interface.h"
#include "multicast.h"
#include "network-coding.h"
#include "packet.h"
#include "send.h"
#include "sysfs.h"
#include "translation-table.h"
static int batadv_get_settings(struct net_device *dev, struct ethtool_cmd *cmd);
static void batadv_get_drvinfo(struct net_device *dev,
@ -105,6 +129,7 @@ static struct net_device_stats *batadv_interface_stats(struct net_device *dev)
static int batadv_interface_set_mac_addr(struct net_device *dev, void *p)
{
struct batadv_priv *bat_priv = netdev_priv(dev);
struct batadv_softif_vlan *vlan;
struct sockaddr *addr = p;
uint8_t old_addr[ETH_ALEN];
@ -115,12 +140,17 @@ static int batadv_interface_set_mac_addr(struct net_device *dev, void *p)
ether_addr_copy(dev->dev_addr, addr->sa_data);
/* only modify transtable if it has been initialized before */
if (atomic_read(&bat_priv->mesh_state) == BATADV_MESH_ACTIVE) {
batadv_tt_local_remove(bat_priv, old_addr, BATADV_NO_FLAGS,
if (atomic_read(&bat_priv->mesh_state) != BATADV_MESH_ACTIVE)
return 0;
rcu_read_lock();
hlist_for_each_entry_rcu(vlan, &bat_priv->softif_vlan_list, list) {
batadv_tt_local_remove(bat_priv, old_addr, vlan->vid,
"mac address changed", false);
batadv_tt_local_add(dev, addr->sa_data, BATADV_NO_FLAGS,
batadv_tt_local_add(dev, addr->sa_data, vlan->vid,
BATADV_NULL_IFINDEX, BATADV_NO_MARK);
}
rcu_read_unlock();
return 0;
}

11
net/batman-adv/soft-interface.h
Просмотреть файл

@ -18,6 +18,17 @@
#ifndef _NET_BATMAN_ADV_SOFT_INTERFACE_H_
#define _NET_BATMAN_ADV_SOFT_INTERFACE_H_
#include "main.h"
#include <net/rtnetlink.h>
struct batadv_hard_iface;
struct batadv_orig_node;
struct batadv_priv;
struct batadv_softif_vlan;
struct net_device;
struct sk_buff;
int batadv_skb_head_push(struct sk_buff *skb, unsigned int len);
void batadv_interface_rx(struct net_device *soft_iface,
struct sk_buff *skb, struct batadv_hard_iface *recv_if,

62
net/batman-adv/sysfs.c
Просмотреть файл

@ -15,16 +15,35 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "sysfs.h"
#include "translation-table.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/compiler.h>
#include <linux/device.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/if.h>
#include <linux/if_vlan.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/printk.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/rtnetlink.h>
#include <linux/slab.h>
#include <linux/stat.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/stringify.h>
#include "distributed-arp-table.h"
#include "network-coding.h"
#include "originator.h"
#include "hard-interface.h"
#include "soft-interface.h"
#include "gateway_common.h"
#include "gateway_client.h"
#include "gateway_common.h"
#include "hard-interface.h"
#include "network-coding.h"
#include "packet.h"
#include "soft-interface.h"
static struct net_device *batadv_kobj_to_netdev(struct kobject *obj)
{
@ -151,7 +170,7 @@ ssize_t batadv_show_##_name(struct kobject *kobj, \
static BATADV_ATTR(_name, _mode, batadv_show_##_name, \
batadv_store_##_name)
#define BATADV_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func) \
#define BATADV_ATTR_SIF_STORE_UINT(_name, _var, _min, _max, _post_func) \
ssize_t batadv_store_##_name(struct kobject *kobj, \
struct attribute *attr, char *buff, \
size_t count) \
@ -161,24 +180,24 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
\
return __batadv_store_uint_attr(buff, count, _min, _max, \
_post_func, attr, \
&bat_priv->_name, net_dev); \
&bat_priv->_var, net_dev); \
}
#define BATADV_ATTR_SIF_SHOW_UINT(_name) \
#define BATADV_ATTR_SIF_SHOW_UINT(_name, _var) \
ssize_t batadv_show_##_name(struct kobject *kobj, \
struct attribute *attr, char *buff) \
{ \
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \
\
return sprintf(buff, "%i\n", atomic_read(&bat_priv->_name)); \
return sprintf(buff, "%i\n", atomic_read(&bat_priv->_var)); \
} \
/* Use this, if you are going to set [name] in the soft-interface
* (bat_priv) to an unsigned integer value
*/
#define BATADV_ATTR_SIF_UINT(_name, _mode, _min, _max, _post_func) \
static BATADV_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func)\
static BATADV_ATTR_SIF_SHOW_UINT(_name) \
#define BATADV_ATTR_SIF_UINT(_name, _var, _mode, _min, _max, _post_func)\
static BATADV_ATTR_SIF_STORE_UINT(_name, _var, _min, _max, _post_func)\
static BATADV_ATTR_SIF_SHOW_UINT(_name, _var) \
static BATADV_ATTR(_name, _mode, batadv_show_##_name, \
batadv_store_##_name)
@ -540,19 +559,20 @@ BATADV_ATTR_SIF_BOOL(fragmentation, S_IRUGO | S_IWUSR, batadv_update_min_mtu);
static BATADV_ATTR(routing_algo, S_IRUGO, batadv_show_bat_algo, NULL);
static BATADV_ATTR(gw_mode, S_IRUGO | S_IWUSR, batadv_show_gw_mode,
batadv_store_gw_mode);
BATADV_ATTR_SIF_UINT(orig_interval, S_IRUGO | S_IWUSR, 2 * BATADV_JITTER,
INT_MAX, NULL);
BATADV_ATTR_SIF_UINT(hop_penalty, S_IRUGO | S_IWUSR, 0, BATADV_TQ_MAX_VALUE,
NULL);
BATADV_ATTR_SIF_UINT(gw_sel_class, S_IRUGO | S_IWUSR, 1, BATADV_TQ_MAX_VALUE,
batadv_post_gw_reselect);
BATADV_ATTR_SIF_UINT(orig_interval, orig_interval, S_IRUGO | S_IWUSR,
2 * BATADV_JITTER, INT_MAX, NULL);
BATADV_ATTR_SIF_UINT(hop_penalty, hop_penalty, S_IRUGO | S_IWUSR, 0,
BATADV_TQ_MAX_VALUE, NULL);
BATADV_ATTR_SIF_UINT(gw_sel_class, gw_sel_class, S_IRUGO | S_IWUSR, 1,
BATADV_TQ_MAX_VALUE, batadv_post_gw_reselect);
static BATADV_ATTR(gw_bandwidth, S_IRUGO | S_IWUSR, batadv_show_gw_bwidth,
batadv_store_gw_bwidth);
#ifdef CONFIG_BATMAN_ADV_MCAST
BATADV_ATTR_SIF_BOOL(multicast_mode, S_IRUGO | S_IWUSR, NULL);
#endif
#ifdef CONFIG_BATMAN_ADV_DEBUG
BATADV_ATTR_SIF_UINT(log_level, S_IRUGO | S_IWUSR, 0, BATADV_DBG_ALL, NULL);
BATADV_ATTR_SIF_UINT(log_level, log_level, S_IRUGO | S_IWUSR, 0,
BATADV_DBG_ALL, NULL);
#endif
#ifdef CONFIG_BATMAN_ADV_NC
BATADV_ATTR_SIF_BOOL(network_coding, S_IRUGO | S_IWUSR,

10
net/batman-adv/sysfs.h
Просмотреть файл

@ -18,6 +18,16 @@
#ifndef _NET_BATMAN_ADV_SYSFS_H_
#define _NET_BATMAN_ADV_SYSFS_H_
#include "main.h"
#include <linux/sysfs.h>
#include <linux/types.h>
struct batadv_priv;
struct batadv_softif_vlan;
struct kobject;
struct net_device;
#define BATADV_SYSFS_IF_MESH_SUBDIR "mesh"
#define BATADV_SYSFS_IF_BAT_SUBDIR "batman_adv"
/**

91
net/batman-adv/translation-table.c
Просмотреть файл

@ -15,18 +15,41 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
#include "translation-table.h"
#include "soft-interface.h"
#include "hard-interface.h"
#include "send.h"
#include "hash.h"
#include "originator.h"
#include "routing.h"
#include "bridge_loop_avoidance.h"
#include "multicast.h"
#include "main.h"
#include <linux/atomic.h>
#include <linux/bug.h>
#include <linux/byteorder/generic.h>
#include <linux/compiler.h>
#include <linux/crc32c.h>
#include <linux/errno.h>
#include <linux/etherdevice.h>
#include <linux/fs.h>
#include <linux/if_ether.h>
#include <linux/jhash.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/lockdep.h>
#include <linux/netdevice.h>
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
#include <linux/workqueue.h>
#include <net/net_namespace.h>
#include "bridge_loop_avoidance.h"
#include "hard-interface.h"
#include "hash.h"
#include "multicast.h"
#include "originator.h"
#include "packet.h"
#include "soft-interface.h"
/* hash class keys */
static struct lock_class_key batadv_tt_local_hash_lock_class_key;
@ -67,12 +90,8 @@ static inline uint32_t batadv_choose_tt(const void *data, uint32_t size)
uint32_t hash = 0;
tt = (struct batadv_tt_common_entry *)data;
hash = batadv_hash_bytes(hash, &tt->addr, ETH_ALEN);
hash = batadv_hash_bytes(hash, &tt->vid, sizeof(tt->vid));
hash += (hash << 3);
hash ^= (hash >> 11);
hash += (hash << 15);
hash = jhash(&tt->addr, ETH_ALEN, hash);
hash = jhash(&tt->vid, sizeof(tt->vid), hash);
return hash % size;
}
@ -954,17 +973,17 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
" * %pM %4i [%c%c%c%c%c%c] %3u.%03u (%#.8x)\n",
tt_common_entry->addr,
BATADV_PRINT_VID(tt_common_entry->vid),
(tt_common_entry->flags &
BATADV_TT_CLIENT_ROAM ? 'R' : '.'),
((tt_common_entry->flags &
BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
no_purge ? 'P' : '.',
(tt_common_entry->flags &
BATADV_TT_CLIENT_NEW ? 'N' : '.'),
(tt_common_entry->flags &
BATADV_TT_CLIENT_PENDING ? 'X' : '.'),
(tt_common_entry->flags &
BATADV_TT_CLIENT_WIFI ? 'W' : '.'),
(tt_common_entry->flags &
BATADV_TT_CLIENT_ISOLA ? 'I' : '.'),
((tt_common_entry->flags &
BATADV_TT_CLIENT_NEW) ? 'N' : '.'),
((tt_common_entry->flags &
BATADV_TT_CLIENT_PENDING) ? 'X' : '.'),
((tt_common_entry->flags &
BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
((tt_common_entry->flags &
BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
no_purge ? 0 : last_seen_secs,
no_purge ? 0 : last_seen_msecs,
vlan->tt.crc);
@ -1528,10 +1547,10 @@ batadv_tt_global_print_entry(struct batadv_priv *bat_priv,
BATADV_PRINT_VID(tt_global_entry->common.vid),
best_entry->ttvn, best_entry->orig_node->orig,
last_ttvn, vlan->tt.crc,
(flags & BATADV_TT_CLIENT_ROAM ? 'R' : '.'),
(flags & BATADV_TT_CLIENT_WIFI ? 'W' : '.'),
(flags & BATADV_TT_CLIENT_ISOLA ? 'I' : '.'),
(flags & BATADV_TT_CLIENT_TEMP ? 'T' : '.'));
((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
((flags & BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
((flags & BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
((flags & BATADV_TT_CLIENT_TEMP) ? 'T' : '.'));
batadv_orig_node_vlan_free_ref(vlan);
}
@ -1560,10 +1579,10 @@ print_list:
BATADV_PRINT_VID(tt_global_entry->common.vid),
orig_entry->ttvn, orig_entry->orig_node->orig,
last_ttvn, vlan->tt.crc,
(flags & BATADV_TT_CLIENT_ROAM ? 'R' : '.'),
(flags & BATADV_TT_CLIENT_WIFI ? 'W' : '.'),
(flags & BATADV_TT_CLIENT_ISOLA ? 'I' : '.'),
(flags & BATADV_TT_CLIENT_TEMP ? 'T' : '.'));
((flags & BATADV_TT_CLIENT_ROAM) ? 'R' : '.'),
((flags & BATADV_TT_CLIENT_WIFI) ? 'W' : '.'),
((flags & BATADV_TT_CLIENT_ISOLA) ? 'I' : '.'),
((flags & BATADV_TT_CLIENT_TEMP) ? 'T' : '.'));
batadv_orig_node_vlan_free_ref(vlan);
}
@ -2529,7 +2548,7 @@ static bool batadv_send_other_tt_response(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Received TT_REQUEST from %pM for ttvn: %u (%pM) [%c]\n",
req_src, tt_data->ttvn, req_dst,
(tt_data->flags & BATADV_TT_FULL_TABLE ? 'F' : '.'));
((tt_data->flags & BATADV_TT_FULL_TABLE) ? 'F' : '.'));
/* Let's get the orig node of the REAL destination */
req_dst_orig_node = batadv_orig_hash_find(bat_priv, req_dst);
@ -2660,7 +2679,7 @@ static bool batadv_send_my_tt_response(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Received TT_REQUEST from %pM for ttvn: %u (me) [%c]\n",
req_src, tt_data->ttvn,
(tt_data->flags & BATADV_TT_FULL_TABLE ? 'F' : '.'));
((tt_data->flags & BATADV_TT_FULL_TABLE) ? 'F' : '.'));
spin_lock_bh(&bat_priv->tt.commit_lock);
@ -2899,7 +2918,7 @@ static void batadv_handle_tt_response(struct batadv_priv *bat_priv,
batadv_dbg(BATADV_DBG_TT, bat_priv,
"Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n",
resp_src, tt_data->ttvn, num_entries,
(tt_data->flags & BATADV_TT_FULL_TABLE ? 'F' : '.'));
((tt_data->flags & BATADV_TT_FULL_TABLE) ? 'F' : '.'));
orig_node = batadv_orig_hash_find(bat_priv, resp_src);
if (!orig_node)

9
net/batman-adv/translation-table.h
Просмотреть файл

@ -18,6 +18,15 @@
#ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
#define _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
#include "main.h"
#include <linux/types.h>
struct batadv_orig_node;
struct batadv_priv;
struct net_device;
struct seq_file;
int batadv_tt_init(struct batadv_priv *bat_priv);
bool batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
unsigned short vid, int ifindex, uint32_t mark);

22
net/batman-adv/types.h
Просмотреть файл

@ -18,9 +18,23 @@
#ifndef _NET_BATMAN_ADV_TYPES_H_
#define _NET_BATMAN_ADV_TYPES_H_
#ifndef _NET_BATMAN_ADV_MAIN_H_
#error only "main.h" can be included directly
#endif
#include <linux/bitops.h>
#include <linux/compiler.h>
#include <linux/if_ether.h>
#include <linux/netdevice.h>
#include <linux/sched.h> /* for linux/wait.h */
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/wait.h>
#include <linux/workqueue.h>
#include "packet.h"
#include "bitarray.h"
#include <linux/kernel.h>
struct seq_file;
#ifdef CONFIG_BATMAN_ADV_DAT
@ -1121,6 +1135,8 @@ struct batadv_forw_packet {
* @bat_neigh_is_equiv_or_better: check if neigh1 is equally good or better
* than neigh2 for their respective outgoing interface from the metric
* prospective
* @bat_neigh_free: free the resources allocated by the routing algorithm for a
* neigh_node object
* @bat_orig_print: print the originator table (optional)
* @bat_orig_free: free the resources allocated by the routing algorithm for an
* orig_node object
@ -1138,6 +1154,7 @@ struct batadv_algo_ops {
void (*bat_primary_iface_set)(struct batadv_hard_iface *hard_iface);
void (*bat_ogm_schedule)(struct batadv_hard_iface *hard_iface);
void (*bat_ogm_emit)(struct batadv_forw_packet *forw_packet);
/* neigh_node handling API */
int (*bat_neigh_cmp)(struct batadv_neigh_node *neigh1,
struct batadv_hard_iface *if_outgoing1,
struct batadv_neigh_node *neigh2,
@ -1147,6 +1164,7 @@ struct batadv_algo_ops {
struct batadv_hard_iface *if_outgoing1,
struct batadv_neigh_node *neigh2,
struct batadv_hard_iface *if_outgoing2);
void (*bat_neigh_free)(struct batadv_neigh_node *neigh);
/* orig_node handling API */
void (*bat_orig_print)(struct batadv_priv *priv, struct seq_file *seq,
struct batadv_hard_iface *hard_iface);