/*
- * Copyright (C) 2008-2011 B.A.T.M.A.N. contributors:
+ * Copyright (C) 2008-2012 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich
*
/* hash function to choose an entry in a hash table of given size */
/* hash algorithm from http://en.wikipedia.org/wiki/Hash_table */
-static int vis_info_choose(const void *data, int size)
+static uint32_t vis_info_choose(const void *data, uint32_t size)
{
const struct vis_info *vis_info = data;
const struct vis_packet *packet;
struct hlist_head *head;
struct hlist_node *node;
struct vis_info *vis_info, *vis_info_tmp = NULL;
- int index;
+ uint32_t index;
if (!hash)
return NULL;
HLIST_HEAD(vis_if_list);
struct if_list_entry *entry;
struct hlist_node *pos, *n;
- int i, j, ret = 0;
+ uint32_t i;
+ int j, ret = 0;
int vis_server = atomic_read(&bat_priv->vis_mode);
size_t buff_pos, buf_size;
char *buff;
struct hlist_head *head;
struct orig_node *orig_node;
struct vis_packet *packet;
- int best_tq = -1, i;
+ int best_tq = -1;
+ uint32_t i;
packet = (struct vis_packet *)info->skb_packet->data;
struct vis_info *info = bat_priv->my_vis_info;
struct vis_packet *packet = (struct vis_packet *)info->skb_packet->data;
struct vis_info_entry *entry;
- struct tt_local_entry *tt_local_entry;
- int best_tq = -1, i;
+ struct tt_common_entry *tt_common_entry;
+ int best_tq = -1;
+ uint32_t i;
info->first_seen = jiffies;
packet->vis_type = atomic_read(&bat_priv->vis_mode);
memcpy(packet->target_orig, broadcast_addr, ETH_ALEN);
- packet->ttl = TTL;
+ packet->header.ttl = TTL;
packet->seqno = htonl(ntohl(packet->seqno) + 1);
packet->entries = 0;
skb_trim(info->skb_packet, sizeof(*packet));
head = &hash->table[i];
rcu_read_lock();
- hlist_for_each_entry_rcu(tt_local_entry, node, head,
+ hlist_for_each_entry_rcu(tt_common_entry, node, head,
hash_entry) {
entry = (struct vis_info_entry *)
skb_put(info->skb_packet,
sizeof(*entry));
memset(entry->src, 0, ETH_ALEN);
- memcpy(entry->dest, tt_local_entry->addr, ETH_ALEN);
+ memcpy(entry->dest, tt_common_entry->addr, ETH_ALEN);
entry->quality = 0; /* 0 means TT */
packet->entries++;
* held */
static void purge_vis_packets(struct bat_priv *bat_priv)
{
- int i;
+ uint32_t i;
struct hashtable_t *hash = bat_priv->vis_hash;
struct hlist_node *node, *node_tmp;
struct hlist_head *head;
if (info == bat_priv->my_vis_info)
continue;
- if (time_after(jiffies,
- info->first_seen + VIS_TIMEOUT * HZ)) {
+ if (has_timed_out(info->first_seen, VIS_TIMEOUT)) {
hlist_del(node);
send_list_del(info);
kref_put(&info->refcount, free_info);
struct sk_buff *skb;
struct hard_iface *hard_iface;
uint8_t dstaddr[ETH_ALEN];
- int i;
+ uint32_t i;
packet = (struct vis_packet *)info->skb_packet->data;
goto out;
packet = (struct vis_packet *)info->skb_packet->data;
- if (packet->ttl < 2) {
+ if (packet->header.ttl < 2) {
pr_debug("Error - can't send vis packet: ttl exceeded\n");
goto out;
}
memcpy(packet->sender_orig, primary_if->net_dev->dev_addr, ETH_ALEN);
- packet->ttl--;
+ packet->header.ttl--;
if (is_broadcast_ether_addr(packet->target_orig))
broadcast_vis_packet(bat_priv, info);
else
unicast_vis_packet(bat_priv, info);
- packet->ttl++; /* restore TTL */
+ packet->header.ttl++; /* restore TTL */
out:
if (primary_if)
INIT_LIST_HEAD(&bat_priv->my_vis_info->send_list);
kref_init(&bat_priv->my_vis_info->refcount);
bat_priv->my_vis_info->bat_priv = bat_priv;
- packet->version = COMPAT_VERSION;
- packet->packet_type = BAT_VIS;
- packet->ttl = TTL;
+ packet->header.version = COMPAT_VERSION;
+ packet->header.packet_type = BAT_VIS;
+ packet->header.ttl = TTL;
packet->seqno = 0;
packet->entries = 0;