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@@ -29,13 +29,14 @@
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#include <linux/crc16.h>
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-static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
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- struct orig_node *orig_node);
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-static void tt_purge(struct work_struct *work);
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-static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry);
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+static void batadv_send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
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+ struct orig_node *orig_node);
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+static void batadv_tt_purge(struct work_struct *work);
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+static void
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+batadv_tt_global_del_orig_list(struct tt_global_entry *tt_global_entry);
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/* returns 1 if they are the same mac addr */
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-static int compare_tt(const struct hlist_node *node, const void *data2)
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+static int batadv_compare_tt(const struct hlist_node *node, const void *data2)
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{
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const void *data1 = container_of(node, struct tt_common_entry,
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hash_entry);
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@@ -43,15 +44,15 @@ static int compare_tt(const struct hlist_node *node, const void *data2)
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return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0);
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}
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-static void tt_start_timer(struct bat_priv *bat_priv)
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+static void batadv_tt_start_timer(struct bat_priv *bat_priv)
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{
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- INIT_DELAYED_WORK(&bat_priv->tt_work, tt_purge);
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+ INIT_DELAYED_WORK(&bat_priv->tt_work, batadv_tt_purge);
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queue_delayed_work(batadv_event_workqueue, &bat_priv->tt_work,
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msecs_to_jiffies(5000));
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}
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-static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash,
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- const void *data)
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+static struct tt_common_entry *batadv_tt_hash_find(struct hashtable_t *hash,
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+ const void *data)
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{
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struct hlist_head *head;
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struct hlist_node *node;
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@@ -61,12 +62,12 @@ static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash,
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if (!hash)
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return NULL;
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- index = choose_orig(data, hash->size);
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+ index = batadv_choose_orig(data, hash->size);
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head = &hash->table[index];
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rcu_read_lock();
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hlist_for_each_entry_rcu(tt_common_entry, node, head, hash_entry) {
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- if (!compare_eth(tt_common_entry, data))
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+ if (!batadv_compare_eth(tt_common_entry, data))
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continue;
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if (!atomic_inc_not_zero(&tt_common_entry->refcount))
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@@ -80,26 +81,26 @@ static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash,
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return tt_common_entry_tmp;
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}
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-static struct tt_local_entry *tt_local_hash_find(struct bat_priv *bat_priv,
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- const void *data)
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+static struct tt_local_entry *
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+batadv_tt_local_hash_find(struct bat_priv *bat_priv, const void *data)
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{
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struct tt_common_entry *tt_common_entry;
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struct tt_local_entry *tt_local_entry = NULL;
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- tt_common_entry = tt_hash_find(bat_priv->tt_local_hash, data);
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+ tt_common_entry = batadv_tt_hash_find(bat_priv->tt_local_hash, data);
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if (tt_common_entry)
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tt_local_entry = container_of(tt_common_entry,
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struct tt_local_entry, common);
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return tt_local_entry;
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}
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-static struct tt_global_entry *tt_global_hash_find(struct bat_priv *bat_priv,
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- const void *data)
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+static struct tt_global_entry *
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+batadv_tt_global_hash_find(struct bat_priv *bat_priv, const void *data)
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{
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struct tt_common_entry *tt_common_entry;
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struct tt_global_entry *tt_global_entry = NULL;
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- tt_common_entry = tt_hash_find(bat_priv->tt_global_hash, data);
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+ tt_common_entry = batadv_tt_hash_find(bat_priv->tt_global_hash, data);
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if (tt_common_entry)
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tt_global_entry = container_of(tt_common_entry,
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struct tt_global_entry, common);
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@@ -107,13 +108,14 @@ static struct tt_global_entry *tt_global_hash_find(struct bat_priv *bat_priv,
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}
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-static void tt_local_entry_free_ref(struct tt_local_entry *tt_local_entry)
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+static void
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+batadv_tt_local_entry_free_ref(struct tt_local_entry *tt_local_entry)
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{
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if (atomic_dec_and_test(&tt_local_entry->common.refcount))
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kfree_rcu(tt_local_entry, common.rcu);
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}
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-static void tt_global_entry_free_rcu(struct rcu_head *rcu)
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+static void batadv_tt_global_entry_free_rcu(struct rcu_head *rcu)
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{
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struct tt_common_entry *tt_common_entry;
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struct tt_global_entry *tt_global_entry;
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@@ -125,16 +127,17 @@ static void tt_global_entry_free_rcu(struct rcu_head *rcu)
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kfree(tt_global_entry);
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}
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-static void tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry)
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+static void
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+batadv_tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry)
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{
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if (atomic_dec_and_test(&tt_global_entry->common.refcount)) {
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- tt_global_del_orig_list(tt_global_entry);
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+ batadv_tt_global_del_orig_list(tt_global_entry);
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call_rcu(&tt_global_entry->common.rcu,
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- tt_global_entry_free_rcu);
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+ batadv_tt_global_entry_free_rcu);
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}
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}
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-static void tt_orig_list_entry_free_rcu(struct rcu_head *rcu)
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+static void batadv_tt_orig_list_entry_free_rcu(struct rcu_head *rcu)
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{
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struct tt_orig_list_entry *orig_entry;
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@@ -143,15 +146,14 @@ static void tt_orig_list_entry_free_rcu(struct rcu_head *rcu)
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kfree(orig_entry);
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}
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-static void tt_orig_list_entry_free_ref(struct tt_orig_list_entry *orig_entry)
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+static void
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+batadv_tt_orig_list_entry_free_ref(struct tt_orig_list_entry *orig_entry)
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{
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- /* to avoid race conditions, immediately decrease the tt counter */
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- atomic_dec(&orig_entry->orig_node->tt_size);
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- call_rcu(&orig_entry->rcu, tt_orig_list_entry_free_rcu);
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+ call_rcu(&orig_entry->rcu, batadv_tt_orig_list_entry_free_rcu);
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}
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-static void tt_local_event(struct bat_priv *bat_priv, const uint8_t *addr,
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- uint8_t flags)
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+static void batadv_tt_local_event(struct bat_priv *bat_priv,
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+ const uint8_t *addr, uint8_t flags)
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{
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struct tt_change_node *tt_change_node;
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@@ -177,7 +179,7 @@ int batadv_tt_len(int changes_num)
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return changes_num * sizeof(struct tt_change);
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}
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-static int tt_local_init(struct bat_priv *bat_priv)
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+static int batadv_tt_local_init(struct bat_priv *bat_priv)
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{
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if (bat_priv->tt_local_hash)
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return 0;
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@@ -201,7 +203,7 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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struct tt_orig_list_entry *orig_entry;
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int hash_added;
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- tt_local_entry = tt_local_hash_find(bat_priv, addr);
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+ tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr);
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if (tt_local_entry) {
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tt_local_entry->last_seen = jiffies;
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@@ -214,9 +216,9 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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if (!tt_local_entry)
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goto out;
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- bat_dbg(DBG_TT, bat_priv,
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- "Creating new local tt entry: %pM (ttvn: %d)\n", addr,
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- (uint8_t)atomic_read(&bat_priv->ttvn));
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+ batadv_dbg(DBG_TT, bat_priv,
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+ "Creating new local tt entry: %pM (ttvn: %d)\n", addr,
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+ (uint8_t)atomic_read(&bat_priv->ttvn));
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memcpy(tt_local_entry->common.addr, addr, ETH_ALEN);
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tt_local_entry->common.flags = NO_FLAGS;
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@@ -226,7 +228,7 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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tt_local_entry->last_seen = jiffies;
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/* the batman interface mac address should never be purged */
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- if (compare_eth(addr, soft_iface->dev_addr))
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+ if (batadv_compare_eth(addr, soft_iface->dev_addr))
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tt_local_entry->common.flags |= TT_CLIENT_NOPURGE;
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/* The local entry has to be marked as NEW to avoid to send it in
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@@ -235,20 +237,21 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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*/
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tt_local_entry->common.flags |= TT_CLIENT_NEW;
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- hash_added = hash_add(bat_priv->tt_local_hash, compare_tt, choose_orig,
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- &tt_local_entry->common,
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- &tt_local_entry->common.hash_entry);
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+ hash_added = batadv_hash_add(bat_priv->tt_local_hash, batadv_compare_tt,
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+ batadv_choose_orig,
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+ &tt_local_entry->common,
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+ &tt_local_entry->common.hash_entry);
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if (unlikely(hash_added != 0)) {
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/* remove the reference for the hash */
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- tt_local_entry_free_ref(tt_local_entry);
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+ batadv_tt_local_entry_free_ref(tt_local_entry);
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goto out;
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}
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- tt_local_event(bat_priv, addr, tt_local_entry->common.flags);
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+ batadv_tt_local_event(bat_priv, addr, tt_local_entry->common.flags);
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/* remove address from global hash if present */
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- tt_global_entry = tt_global_hash_find(bat_priv, addr);
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+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr);
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/* Check whether it is a roaming! */
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if (tt_global_entry) {
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@@ -258,8 +261,9 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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hlist_for_each_entry_rcu(orig_entry, node, head, list) {
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orig_entry->orig_node->tt_poss_change = true;
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- send_roam_adv(bat_priv, tt_global_entry->common.addr,
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- orig_entry->orig_node);
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+ batadv_send_roam_adv(bat_priv,
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+ tt_global_entry->common.addr,
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+ orig_entry->orig_node);
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}
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rcu_read_unlock();
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/* The global entry has to be marked as ROAMING and
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@@ -270,14 +274,15 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,
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}
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out:
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if (tt_local_entry)
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- tt_local_entry_free_ref(tt_local_entry);
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+ batadv_tt_local_entry_free_ref(tt_local_entry);
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if (tt_global_entry)
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- tt_global_entry_free_ref(tt_global_entry);
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+ batadv_tt_global_entry_free_ref(tt_global_entry);
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}
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-static void tt_realloc_packet_buff(unsigned char **packet_buff,
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- int *packet_buff_len, int min_packet_len,
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- int new_packet_len)
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+static void batadv_tt_realloc_packet_buff(unsigned char **packet_buff,
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+ int *packet_buff_len,
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+ int min_packet_len,
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+ int new_packet_len)
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{
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unsigned char *new_buff;
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@@ -292,14 +297,15 @@ static void tt_realloc_packet_buff(unsigned char **packet_buff,
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}
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}
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-static void tt_prepare_packet_buff(struct bat_priv *bat_priv,
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- unsigned char **packet_buff,
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- int *packet_buff_len, int min_packet_len)
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+static void batadv_tt_prepare_packet_buff(struct bat_priv *bat_priv,
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+ unsigned char **packet_buff,
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+ int *packet_buff_len,
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+ int min_packet_len)
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{
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struct hard_iface *primary_if;
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int req_len;
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- primary_if = primary_if_get_selected(bat_priv);
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+ primary_if = batadv_primary_if_get_selected(bat_priv);
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req_len = min_packet_len;
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req_len += batadv_tt_len(atomic_read(&bat_priv->tt_local_changes));
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@@ -310,23 +316,24 @@ static void tt_prepare_packet_buff(struct bat_priv *bat_priv,
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if ((!primary_if) || (req_len > primary_if->soft_iface->mtu))
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req_len = min_packet_len;
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- tt_realloc_packet_buff(packet_buff, packet_buff_len,
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- min_packet_len, req_len);
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+ batadv_tt_realloc_packet_buff(packet_buff, packet_buff_len,
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+ min_packet_len, req_len);
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if (primary_if)
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- hardif_free_ref(primary_if);
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+ batadv_hardif_free_ref(primary_if);
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}
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-static int tt_changes_fill_buff(struct bat_priv *bat_priv,
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- unsigned char **packet_buff,
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- int *packet_buff_len, int min_packet_len)
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+static int batadv_tt_changes_fill_buff(struct bat_priv *bat_priv,
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+ unsigned char **packet_buff,
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+ int *packet_buff_len,
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+ int min_packet_len)
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{
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struct tt_change_node *entry, *safe;
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int count = 0, tot_changes = 0, new_len;
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unsigned char *tt_buff;
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- tt_prepare_packet_buff(bat_priv, packet_buff,
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- packet_buff_len, min_packet_len);
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+ batadv_tt_prepare_packet_buff(bat_priv, packet_buff,
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+ packet_buff_len, min_packet_len);
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new_len = *packet_buff_len - min_packet_len;
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tt_buff = *packet_buff + min_packet_len;
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@@ -382,7 +389,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
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uint32_t i;
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int ret = 0;
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- primary_if = primary_if_get_selected(bat_priv);
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+ primary_if = batadv_primary_if_get_selected(bat_priv);
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if (!primary_if) {
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ret = seq_printf(seq,
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"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
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@@ -424,16 +431,16 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)
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}
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out:
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if (primary_if)
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- hardif_free_ref(primary_if);
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+ batadv_hardif_free_ref(primary_if);
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return ret;
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}
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-static void tt_local_set_pending(struct bat_priv *bat_priv,
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- struct tt_local_entry *tt_local_entry,
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- uint16_t flags, const char *message)
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+static void batadv_tt_local_set_pending(struct bat_priv *bat_priv,
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+ struct tt_local_entry *tt_local_entry,
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+ uint16_t flags, const char *message)
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{
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- tt_local_event(bat_priv, tt_local_entry->common.addr,
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- tt_local_entry->common.flags | flags);
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+ batadv_tt_local_event(bat_priv, tt_local_entry->common.addr,
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+ tt_local_entry->common.flags | flags);
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/* The local client has to be marked as "pending to be removed" but has
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* to be kept in the table in order to send it in a full table
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@@ -441,9 +448,9 @@ static void tt_local_set_pending(struct bat_priv *bat_priv,
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*/
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tt_local_entry->common.flags |= TT_CLIENT_PENDING;
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- bat_dbg(DBG_TT, bat_priv,
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- "Local tt entry (%pM) pending to be removed: %s\n",
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- tt_local_entry->common.addr, message);
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+ batadv_dbg(DBG_TT, bat_priv,
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+ "Local tt entry (%pM) pending to be removed: %s\n",
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+ tt_local_entry->common.addr, message);
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}
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void batadv_tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr,
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@@ -451,18 +458,19 @@ void batadv_tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr,
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{
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struct tt_local_entry *tt_local_entry = NULL;
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- tt_local_entry = tt_local_hash_find(bat_priv, addr);
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+ tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr);
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if (!tt_local_entry)
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goto out;
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- tt_local_set_pending(bat_priv, tt_local_entry, TT_CLIENT_DEL |
|
|
|
- (roaming ? TT_CLIENT_ROAM : NO_FLAGS), message);
|
|
|
+ batadv_tt_local_set_pending(bat_priv, tt_local_entry, TT_CLIENT_DEL |
|
|
|
+ (roaming ? TT_CLIENT_ROAM : NO_FLAGS),
|
|
|
+ message);
|
|
|
out:
|
|
|
if (tt_local_entry)
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
}
|
|
|
|
|
|
-static void tt_local_purge(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_local_purge(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct hashtable_t *hash = bat_priv->tt_local_hash;
|
|
|
struct tt_local_entry *tt_local_entry;
|
|
@@ -489,19 +497,19 @@ static void tt_local_purge(struct bat_priv *bat_priv)
|
|
|
if (tt_local_entry->common.flags & TT_CLIENT_PENDING)
|
|
|
continue;
|
|
|
|
|
|
- if (!has_timed_out(tt_local_entry->last_seen,
|
|
|
- TT_LOCAL_TIMEOUT))
|
|
|
+ if (!batadv_has_timed_out(tt_local_entry->last_seen,
|
|
|
+ TT_LOCAL_TIMEOUT))
|
|
|
continue;
|
|
|
|
|
|
- tt_local_set_pending(bat_priv, tt_local_entry,
|
|
|
- TT_CLIENT_DEL, "timed out");
|
|
|
+ batadv_tt_local_set_pending(bat_priv, tt_local_entry,
|
|
|
+ TT_CLIENT_DEL, "timed out");
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
-static void tt_local_table_free(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_local_table_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct hashtable_t *hash;
|
|
|
spinlock_t *list_lock; /* protects write access to the hash lists */
|
|
@@ -527,7 +535,7 @@ static void tt_local_table_free(struct bat_priv *bat_priv)
|
|
|
tt_local_entry = container_of(tt_common_entry,
|
|
|
struct tt_local_entry,
|
|
|
common);
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
|
}
|
|
@@ -537,7 +545,7 @@ static void tt_local_table_free(struct bat_priv *bat_priv)
|
|
|
bat_priv->tt_local_hash = NULL;
|
|
|
}
|
|
|
|
|
|
-static int tt_global_init(struct bat_priv *bat_priv)
|
|
|
+static int batadv_tt_global_init(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
if (bat_priv->tt_global_hash)
|
|
|
return 0;
|
|
@@ -550,7 +558,7 @@ static int tt_global_init(struct bat_priv *bat_priv)
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-static void tt_changes_list_free(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_changes_list_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct tt_change_node *entry, *safe;
|
|
|
|
|
@@ -569,8 +577,8 @@ static void tt_changes_list_free(struct bat_priv *bat_priv)
|
|
|
/* find out if an orig_node is already in the list of a tt_global_entry.
|
|
|
* returns 1 if found, 0 otherwise
|
|
|
*/
|
|
|
-static bool tt_global_entry_has_orig(const struct tt_global_entry *entry,
|
|
|
- const struct orig_node *orig_node)
|
|
|
+static bool batadv_tt_global_entry_has_orig(const struct tt_global_entry *entry,
|
|
|
+ const struct orig_node *orig_node)
|
|
|
{
|
|
|
struct tt_orig_list_entry *tmp_orig_entry;
|
|
|
const struct hlist_head *head;
|
|
@@ -589,9 +597,9 @@ static bool tt_global_entry_has_orig(const struct tt_global_entry *entry,
|
|
|
return found;
|
|
|
}
|
|
|
|
|
|
-static void tt_global_add_orig_entry(struct tt_global_entry *tt_global_entry,
|
|
|
- struct orig_node *orig_node,
|
|
|
- int ttvn)
|
|
|
+static void
|
|
|
+batadv_tt_global_add_orig_entry(struct tt_global_entry *tt_global_entry,
|
|
|
+ struct orig_node *orig_node, int ttvn)
|
|
|
{
|
|
|
struct tt_orig_list_entry *orig_entry;
|
|
|
|
|
@@ -619,8 +627,9 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node,
|
|
|
struct tt_global_entry *tt_global_entry = NULL;
|
|
|
int ret = 0;
|
|
|
int hash_added;
|
|
|
+ struct tt_common_entry *common;
|
|
|
|
|
|
- tt_global_entry = tt_global_hash_find(bat_priv, tt_addr);
|
|
|
+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, tt_addr);
|
|
|
|
|
|
if (!tt_global_entry) {
|
|
|
tt_global_entry = kzalloc(sizeof(*tt_global_entry),
|
|
@@ -628,26 +637,29 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node,
|
|
|
if (!tt_global_entry)
|
|
|
goto out;
|
|
|
|
|
|
- memcpy(tt_global_entry->common.addr, tt_addr, ETH_ALEN);
|
|
|
+ common = &tt_global_entry->common;
|
|
|
+ memcpy(common->addr, tt_addr, ETH_ALEN);
|
|
|
|
|
|
- tt_global_entry->common.flags = NO_FLAGS;
|
|
|
+ common->flags = NO_FLAGS;
|
|
|
tt_global_entry->roam_at = 0;
|
|
|
- atomic_set(&tt_global_entry->common.refcount, 2);
|
|
|
+ atomic_set(&common->refcount, 2);
|
|
|
|
|
|
INIT_HLIST_HEAD(&tt_global_entry->orig_list);
|
|
|
spin_lock_init(&tt_global_entry->list_lock);
|
|
|
|
|
|
- hash_added = hash_add(bat_priv->tt_global_hash, compare_tt,
|
|
|
- choose_orig, &tt_global_entry->common,
|
|
|
- &tt_global_entry->common.hash_entry);
|
|
|
+ hash_added = batadv_hash_add(bat_priv->tt_global_hash,
|
|
|
+ batadv_compare_tt,
|
|
|
+ batadv_choose_orig, common,
|
|
|
+ &common->hash_entry);
|
|
|
|
|
|
if (unlikely(hash_added != 0)) {
|
|
|
/* remove the reference for the hash */
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
goto out_remove;
|
|
|
}
|
|
|
|
|
|
- tt_global_add_orig_entry(tt_global_entry, orig_node, ttvn);
|
|
|
+ batadv_tt_global_add_orig_entry(tt_global_entry, orig_node,
|
|
|
+ ttvn);
|
|
|
} else {
|
|
|
/* there is already a global entry, use this one. */
|
|
|
|
|
@@ -659,22 +671,23 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node,
|
|
|
* new one.
|
|
|
*/
|
|
|
if (tt_global_entry->common.flags & TT_CLIENT_ROAM) {
|
|
|
- tt_global_del_orig_list(tt_global_entry);
|
|
|
+ batadv_tt_global_del_orig_list(tt_global_entry);
|
|
|
tt_global_entry->common.flags &= ~TT_CLIENT_ROAM;
|
|
|
tt_global_entry->roam_at = 0;
|
|
|
}
|
|
|
|
|
|
- if (!tt_global_entry_has_orig(tt_global_entry, orig_node))
|
|
|
- tt_global_add_orig_entry(tt_global_entry, orig_node,
|
|
|
- ttvn);
|
|
|
+ if (!batadv_tt_global_entry_has_orig(tt_global_entry,
|
|
|
+ orig_node))
|
|
|
+ batadv_tt_global_add_orig_entry(tt_global_entry,
|
|
|
+ orig_node, ttvn);
|
|
|
}
|
|
|
|
|
|
if (wifi)
|
|
|
tt_global_entry->common.flags |= TT_CLIENT_WIFI;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Creating new global tt entry: %pM (via %pM)\n",
|
|
|
- tt_global_entry->common.addr, orig_node->orig);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Creating new global tt entry: %pM (via %pM)\n",
|
|
|
+ tt_global_entry->common.addr, orig_node->orig);
|
|
|
|
|
|
out_remove:
|
|
|
/* remove address from local hash if present */
|
|
@@ -683,15 +696,16 @@ out_remove:
|
|
|
ret = 1;
|
|
|
out:
|
|
|
if (tt_global_entry)
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
/* print all orig nodes who announce the address for this global entry.
|
|
|
* it is assumed that the caller holds rcu_read_lock();
|
|
|
*/
|
|
|
-static void tt_global_print_entry(struct tt_global_entry *tt_global_entry,
|
|
|
- struct seq_file *seq)
|
|
|
+static void
|
|
|
+batadv_tt_global_print_entry(struct tt_global_entry *tt_global_entry,
|
|
|
+ struct seq_file *seq)
|
|
|
{
|
|
|
struct hlist_head *head;
|
|
|
struct hlist_node *node;
|
|
@@ -728,7 +742,7 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
|
|
|
uint32_t i;
|
|
|
int ret = 0;
|
|
|
|
|
|
- primary_if = primary_if_get_selected(bat_priv);
|
|
|
+ primary_if = batadv_primary_if_get_selected(bat_priv);
|
|
|
if (!primary_if) {
|
|
|
ret = seq_printf(seq,
|
|
|
"BATMAN mesh %s disabled - please specify interfaces to enable it\n",
|
|
@@ -758,18 +772,19 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)
|
|
|
tt_global_entry = container_of(tt_common_entry,
|
|
|
struct tt_global_entry,
|
|
|
common);
|
|
|
- tt_global_print_entry(tt_global_entry, seq);
|
|
|
+ batadv_tt_global_print_entry(tt_global_entry, seq);
|
|
|
}
|
|
|
rcu_read_unlock();
|
|
|
}
|
|
|
out:
|
|
|
if (primary_if)
|
|
|
- hardif_free_ref(primary_if);
|
|
|
+ batadv_hardif_free_ref(primary_if);
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
/* deletes the orig list of a tt_global_entry */
|
|
|
-static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry)
|
|
|
+static void
|
|
|
+batadv_tt_global_del_orig_list(struct tt_global_entry *tt_global_entry)
|
|
|
{
|
|
|
struct hlist_head *head;
|
|
|
struct hlist_node *node, *safe;
|
|
@@ -779,16 +794,17 @@ static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry)
|
|
|
head = &tt_global_entry->orig_list;
|
|
|
hlist_for_each_entry_safe(orig_entry, node, safe, head, list) {
|
|
|
hlist_del_rcu(node);
|
|
|
- tt_orig_list_entry_free_ref(orig_entry);
|
|
|
+ batadv_tt_orig_list_entry_free_ref(orig_entry);
|
|
|
}
|
|
|
spin_unlock_bh(&tt_global_entry->list_lock);
|
|
|
|
|
|
}
|
|
|
|
|
|
-static void tt_global_del_orig_entry(struct bat_priv *bat_priv,
|
|
|
- struct tt_global_entry *tt_global_entry,
|
|
|
- struct orig_node *orig_node,
|
|
|
- const char *message)
|
|
|
+static void
|
|
|
+batadv_tt_global_del_orig_entry(struct bat_priv *bat_priv,
|
|
|
+ struct tt_global_entry *tt_global_entry,
|
|
|
+ struct orig_node *orig_node,
|
|
|
+ const char *message)
|
|
|
{
|
|
|
struct hlist_head *head;
|
|
|
struct hlist_node *node, *safe;
|
|
@@ -798,28 +814,27 @@ static void tt_global_del_orig_entry(struct bat_priv *bat_priv,
|
|
|
head = &tt_global_entry->orig_list;
|
|
|
hlist_for_each_entry_safe(orig_entry, node, safe, head, list) {
|
|
|
if (orig_entry->orig_node == orig_node) {
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Deleting %pM from global tt entry %pM: %s\n",
|
|
|
- orig_node->orig, tt_global_entry->common.addr,
|
|
|
- message);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Deleting %pM from global tt entry %pM: %s\n",
|
|
|
+ orig_node->orig,
|
|
|
+ tt_global_entry->common.addr, message);
|
|
|
hlist_del_rcu(node);
|
|
|
- tt_orig_list_entry_free_ref(orig_entry);
|
|
|
+ batadv_tt_orig_list_entry_free_ref(orig_entry);
|
|
|
}
|
|
|
}
|
|
|
spin_unlock_bh(&tt_global_entry->list_lock);
|
|
|
}
|
|
|
|
|
|
-static void tt_global_del_struct(struct bat_priv *bat_priv,
|
|
|
- struct tt_global_entry *tt_global_entry,
|
|
|
- const char *message)
|
|
|
+static void batadv_tt_global_del_struct(struct bat_priv *bat_priv,
|
|
|
+ struct tt_global_entry *tt_global_entry,
|
|
|
+ const char *message)
|
|
|
{
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Deleting global tt entry %pM: %s\n",
|
|
|
- tt_global_entry->common.addr, message);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv, "Deleting global tt entry %pM: %s\n",
|
|
|
+ tt_global_entry->common.addr, message);
|
|
|
|
|
|
- hash_remove(bat_priv->tt_global_hash, compare_tt, choose_orig,
|
|
|
- tt_global_entry->common.addr);
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_hash_remove(bat_priv->tt_global_hash, batadv_compare_tt,
|
|
|
+ batadv_choose_orig, tt_global_entry->common.addr);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
|
|
|
}
|
|
|
|
|
@@ -827,10 +842,10 @@ static void tt_global_del_struct(struct bat_priv *bat_priv,
|
|
|
* within tt_global entry. If yes, we set the TT_CLIENT_ROAM flag and the timer,
|
|
|
* otherwise we simply remove the originator scheduled for deletion.
|
|
|
*/
|
|
|
-static void tt_global_del_roaming(struct bat_priv *bat_priv,
|
|
|
- struct tt_global_entry *tt_global_entry,
|
|
|
- struct orig_node *orig_node,
|
|
|
- const char *message)
|
|
|
+static void
|
|
|
+batadv_tt_global_del_roaming(struct bat_priv *bat_priv,
|
|
|
+ struct tt_global_entry *tt_global_entry,
|
|
|
+ struct orig_node *orig_node, const char *message)
|
|
|
{
|
|
|
bool last_entry = true;
|
|
|
struct hlist_head *head;
|
|
@@ -859,31 +874,31 @@ static void tt_global_del_roaming(struct bat_priv *bat_priv,
|
|
|
/* there is another entry, we can simply delete this
|
|
|
* one and can still use the other one.
|
|
|
*/
|
|
|
- tt_global_del_orig_entry(bat_priv, tt_global_entry,
|
|
|
- orig_node, message);
|
|
|
+ batadv_tt_global_del_orig_entry(bat_priv, tt_global_entry,
|
|
|
+ orig_node, message);
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
-static void tt_global_del(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *orig_node,
|
|
|
- const unsigned char *addr,
|
|
|
- const char *message, bool roaming)
|
|
|
+static void batadv_tt_global_del(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node,
|
|
|
+ const unsigned char *addr,
|
|
|
+ const char *message, bool roaming)
|
|
|
{
|
|
|
struct tt_global_entry *tt_global_entry = NULL;
|
|
|
- struct tt_local_entry *tt_local_entry = NULL;
|
|
|
+ struct tt_local_entry *local_entry = NULL;
|
|
|
|
|
|
- tt_global_entry = tt_global_hash_find(bat_priv, addr);
|
|
|
+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr);
|
|
|
if (!tt_global_entry)
|
|
|
goto out;
|
|
|
|
|
|
if (!roaming) {
|
|
|
- tt_global_del_orig_entry(bat_priv, tt_global_entry, orig_node,
|
|
|
- message);
|
|
|
+ batadv_tt_global_del_orig_entry(bat_priv, tt_global_entry,
|
|
|
+ orig_node, message);
|
|
|
|
|
|
if (hlist_empty(&tt_global_entry->orig_list))
|
|
|
- tt_global_del_struct(bat_priv, tt_global_entry,
|
|
|
- message);
|
|
|
+ batadv_tt_global_del_struct(bat_priv, tt_global_entry,
|
|
|
+ message);
|
|
|
|
|
|
goto out;
|
|
|
}
|
|
@@ -901,29 +916,29 @@ static void tt_global_del(struct bat_priv *bat_priv,
|
|
|
* 2) the client roamed to us => we can directly delete
|
|
|
* the global entry, since it is useless now.
|
|
|
*/
|
|
|
- tt_local_entry = tt_local_hash_find(bat_priv,
|
|
|
- tt_global_entry->common.addr);
|
|
|
- if (tt_local_entry) {
|
|
|
+ local_entry = batadv_tt_local_hash_find(bat_priv,
|
|
|
+ tt_global_entry->common.addr);
|
|
|
+ if (local_entry) {
|
|
|
/* local entry exists, case 2: client roamed to us. */
|
|
|
- tt_global_del_orig_list(tt_global_entry);
|
|
|
- tt_global_del_struct(bat_priv, tt_global_entry, message);
|
|
|
+ batadv_tt_global_del_orig_list(tt_global_entry);
|
|
|
+ batadv_tt_global_del_struct(bat_priv, tt_global_entry, message);
|
|
|
} else
|
|
|
/* no local entry exists, case 1: check for roaming */
|
|
|
- tt_global_del_roaming(bat_priv, tt_global_entry, orig_node,
|
|
|
- message);
|
|
|
+ batadv_tt_global_del_roaming(bat_priv, tt_global_entry,
|
|
|
+ orig_node, message);
|
|
|
|
|
|
|
|
|
out:
|
|
|
if (tt_global_entry)
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
- if (tt_local_entry)
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ if (local_entry)
|
|
|
+ batadv_tt_local_entry_free_ref(local_entry);
|
|
|
}
|
|
|
|
|
|
void batadv_tt_global_del_orig(struct bat_priv *bat_priv,
|
|
|
struct orig_node *orig_node, const char *message)
|
|
|
{
|
|
|
- struct tt_global_entry *tt_global_entry;
|
|
|
+ struct tt_global_entry *global_entry;
|
|
|
struct tt_common_entry *tt_common_entry;
|
|
|
uint32_t i;
|
|
|
struct hashtable_t *hash = bat_priv->tt_global_hash;
|
|
@@ -941,20 +956,19 @@ void batadv_tt_global_del_orig(struct bat_priv *bat_priv,
|
|
|
spin_lock_bh(list_lock);
|
|
|
hlist_for_each_entry_safe(tt_common_entry, node, safe,
|
|
|
head, hash_entry) {
|
|
|
- tt_global_entry = container_of(tt_common_entry,
|
|
|
- struct tt_global_entry,
|
|
|
- common);
|
|
|
+ global_entry = container_of(tt_common_entry,
|
|
|
+ struct tt_global_entry,
|
|
|
+ common);
|
|
|
|
|
|
- tt_global_del_orig_entry(bat_priv, tt_global_entry,
|
|
|
- orig_node, message);
|
|
|
+ batadv_tt_global_del_orig_entry(bat_priv, global_entry,
|
|
|
+ orig_node, message);
|
|
|
|
|
|
- if (hlist_empty(&tt_global_entry->orig_list)) {
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Deleting global tt entry %pM: %s\n",
|
|
|
- tt_global_entry->common.addr,
|
|
|
- message);
|
|
|
+ if (hlist_empty(&global_entry->orig_list)) {
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Deleting global tt entry %pM: %s\n",
|
|
|
+ global_entry->common.addr, message);
|
|
|
hlist_del_rcu(node);
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(global_entry);
|
|
|
}
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
@@ -962,7 +976,7 @@ void batadv_tt_global_del_orig(struct bat_priv *bat_priv,
|
|
|
orig_node->tt_initialised = false;
|
|
|
}
|
|
|
|
|
|
-static void tt_global_roam_purge(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_global_roam_purge(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct hashtable_t *hash = bat_priv->tt_global_hash;
|
|
|
struct tt_common_entry *tt_common_entry;
|
|
@@ -984,23 +998,23 @@ static void tt_global_roam_purge(struct bat_priv *bat_priv)
|
|
|
common);
|
|
|
if (!(tt_global_entry->common.flags & TT_CLIENT_ROAM))
|
|
|
continue;
|
|
|
- if (!has_timed_out(tt_global_entry->roam_at,
|
|
|
- TT_CLIENT_ROAM_TIMEOUT))
|
|
|
+ if (!batadv_has_timed_out(tt_global_entry->roam_at,
|
|
|
+ TT_CLIENT_ROAM_TIMEOUT))
|
|
|
continue;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Deleting global tt entry (%pM): Roaming timeout\n",
|
|
|
- tt_global_entry->common.addr);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Deleting global tt entry (%pM): Roaming timeout\n",
|
|
|
+ tt_global_entry->common.addr);
|
|
|
|
|
|
hlist_del_rcu(node);
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
-static void tt_global_table_free(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_global_table_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct hashtable_t *hash;
|
|
|
spinlock_t *list_lock; /* protects write access to the hash lists */
|
|
@@ -1026,7 +1040,7 @@ static void tt_global_table_free(struct bat_priv *bat_priv)
|
|
|
tt_global_entry = container_of(tt_common_entry,
|
|
|
struct tt_global_entry,
|
|
|
common);
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
|
}
|
|
@@ -1036,8 +1050,8 @@ static void tt_global_table_free(struct bat_priv *bat_priv)
|
|
|
bat_priv->tt_global_hash = NULL;
|
|
|
}
|
|
|
|
|
|
-static bool _is_ap_isolated(struct tt_local_entry *tt_local_entry,
|
|
|
- struct tt_global_entry *tt_global_entry)
|
|
|
+static bool _batadv_is_ap_isolated(struct tt_local_entry *tt_local_entry,
|
|
|
+ struct tt_global_entry *tt_global_entry)
|
|
|
{
|
|
|
bool ret = false;
|
|
|
|
|
@@ -1062,19 +1076,20 @@ struct orig_node *batadv_transtable_search(struct bat_priv *bat_priv,
|
|
|
int best_tq;
|
|
|
|
|
|
if (src && atomic_read(&bat_priv->ap_isolation)) {
|
|
|
- tt_local_entry = tt_local_hash_find(bat_priv, src);
|
|
|
+ tt_local_entry = batadv_tt_local_hash_find(bat_priv, src);
|
|
|
if (!tt_local_entry)
|
|
|
goto out;
|
|
|
}
|
|
|
|
|
|
- tt_global_entry = tt_global_hash_find(bat_priv, addr);
|
|
|
+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr);
|
|
|
if (!tt_global_entry)
|
|
|
goto out;
|
|
|
|
|
|
/* check whether the clients should not communicate due to AP
|
|
|
* isolation
|
|
|
*/
|
|
|
- if (tt_local_entry && _is_ap_isolated(tt_local_entry, tt_global_entry))
|
|
|
+ if (tt_local_entry &&
|
|
|
+ _batadv_is_ap_isolated(tt_local_entry, tt_global_entry))
|
|
|
goto out;
|
|
|
|
|
|
best_tq = 0;
|
|
@@ -1098,16 +1113,16 @@ struct orig_node *batadv_transtable_search(struct bat_priv *bat_priv,
|
|
|
rcu_read_unlock();
|
|
|
out:
|
|
|
if (tt_global_entry)
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
if (tt_local_entry)
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
|
|
|
return orig_node;
|
|
|
}
|
|
|
|
|
|
/* Calculates the checksum of the local table of a given orig_node */
|
|
|
-static uint16_t tt_global_crc(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *orig_node)
|
|
|
+static uint16_t batadv_tt_global_crc(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node)
|
|
|
{
|
|
|
uint16_t total = 0, total_one;
|
|
|
struct hashtable_t *hash = bat_priv->tt_global_hash;
|
|
@@ -1138,8 +1153,8 @@ static uint16_t tt_global_crc(struct bat_priv *bat_priv,
|
|
|
/* find out if this global entry is announced by this
|
|
|
* originator
|
|
|
*/
|
|
|
- if (!tt_global_entry_has_orig(tt_global_entry,
|
|
|
- orig_node))
|
|
|
+ if (!batadv_tt_global_entry_has_orig(tt_global_entry,
|
|
|
+ orig_node))
|
|
|
continue;
|
|
|
|
|
|
total_one = 0;
|
|
@@ -1188,7 +1203,7 @@ static uint16_t batadv_tt_local_crc(struct bat_priv *bat_priv)
|
|
|
return total;
|
|
|
}
|
|
|
|
|
|
-static void tt_req_list_free(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_req_list_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct tt_req_node *node, *safe;
|
|
|
|
|
@@ -1202,10 +1217,10 @@ static void tt_req_list_free(struct bat_priv *bat_priv)
|
|
|
spin_unlock_bh(&bat_priv->tt_req_list_lock);
|
|
|
}
|
|
|
|
|
|
-static void tt_save_orig_buffer(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *orig_node,
|
|
|
- const unsigned char *tt_buff,
|
|
|
- uint8_t tt_num_changes)
|
|
|
+static void batadv_tt_save_orig_buffer(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node,
|
|
|
+ const unsigned char *tt_buff,
|
|
|
+ uint8_t tt_num_changes)
|
|
|
{
|
|
|
uint16_t tt_buff_len = batadv_tt_len(tt_num_changes);
|
|
|
|
|
@@ -1225,13 +1240,13 @@ static void tt_save_orig_buffer(struct bat_priv *bat_priv,
|
|
|
spin_unlock_bh(&orig_node->tt_buff_lock);
|
|
|
}
|
|
|
|
|
|
-static void tt_req_purge(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_req_purge(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct tt_req_node *node, *safe;
|
|
|
|
|
|
spin_lock_bh(&bat_priv->tt_req_list_lock);
|
|
|
list_for_each_entry_safe(node, safe, &bat_priv->tt_req_list, list) {
|
|
|
- if (has_timed_out(node->issued_at, TT_REQUEST_TIMEOUT)) {
|
|
|
+ if (batadv_has_timed_out(node->issued_at, TT_REQUEST_TIMEOUT)) {
|
|
|
list_del(&node->list);
|
|
|
kfree(node);
|
|
|
}
|
|
@@ -1242,16 +1257,16 @@ static void tt_req_purge(struct bat_priv *bat_priv)
|
|
|
/* returns the pointer to the new tt_req_node struct if no request
|
|
|
* has already been issued for this orig_node, NULL otherwise
|
|
|
*/
|
|
|
-static struct tt_req_node *new_tt_req_node(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *orig_node)
|
|
|
+static struct tt_req_node *batadv_new_tt_req_node(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node)
|
|
|
{
|
|
|
struct tt_req_node *tt_req_node_tmp, *tt_req_node = NULL;
|
|
|
|
|
|
spin_lock_bh(&bat_priv->tt_req_list_lock);
|
|
|
list_for_each_entry(tt_req_node_tmp, &bat_priv->tt_req_list, list) {
|
|
|
- if (compare_eth(tt_req_node_tmp, orig_node) &&
|
|
|
- !has_timed_out(tt_req_node_tmp->issued_at,
|
|
|
- TT_REQUEST_TIMEOUT))
|
|
|
+ if (batadv_compare_eth(tt_req_node_tmp, orig_node) &&
|
|
|
+ !batadv_has_timed_out(tt_req_node_tmp->issued_at,
|
|
|
+ TT_REQUEST_TIMEOUT))
|
|
|
goto unlock;
|
|
|
}
|
|
|
|
|
@@ -1269,7 +1284,8 @@ unlock:
|
|
|
}
|
|
|
|
|
|
/* data_ptr is useless here, but has to be kept to respect the prototype */
|
|
|
-static int tt_local_valid_entry(const void *entry_ptr, const void *data_ptr)
|
|
|
+static int batadv_tt_local_valid_entry(const void *entry_ptr,
|
|
|
+ const void *data_ptr)
|
|
|
{
|
|
|
const struct tt_common_entry *tt_common_entry = entry_ptr;
|
|
|
|
|
@@ -1278,7 +1294,8 @@ static int tt_local_valid_entry(const void *entry_ptr, const void *data_ptr)
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
-static int tt_global_valid_entry(const void *entry_ptr, const void *data_ptr)
|
|
|
+static int batadv_tt_global_valid(const void *entry_ptr,
|
|
|
+ const void *data_ptr)
|
|
|
{
|
|
|
const struct tt_common_entry *tt_common_entry = entry_ptr;
|
|
|
const struct tt_global_entry *tt_global_entry;
|
|
@@ -1290,15 +1307,15 @@ static int tt_global_valid_entry(const void *entry_ptr, const void *data_ptr)
|
|
|
tt_global_entry = container_of(tt_common_entry, struct tt_global_entry,
|
|
|
common);
|
|
|
|
|
|
- return tt_global_entry_has_orig(tt_global_entry, orig_node);
|
|
|
+ return batadv_tt_global_entry_has_orig(tt_global_entry, orig_node);
|
|
|
}
|
|
|
|
|
|
-static struct sk_buff *tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,
|
|
|
- struct hashtable_t *hash,
|
|
|
- struct hard_iface *primary_if,
|
|
|
- int (*valid_cb)(const void *,
|
|
|
- const void *),
|
|
|
- void *cb_data)
|
|
|
+static struct sk_buff *
|
|
|
+batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,
|
|
|
+ struct hashtable_t *hash,
|
|
|
+ struct hard_iface *primary_if,
|
|
|
+ int (*valid_cb)(const void *, const void *),
|
|
|
+ void *cb_data)
|
|
|
{
|
|
|
struct tt_common_entry *tt_common_entry;
|
|
|
struct tt_query_packet *tt_response;
|
|
@@ -1359,9 +1376,10 @@ out:
|
|
|
return skb;
|
|
|
}
|
|
|
|
|
|
-static int send_tt_request(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *dst_orig_node,
|
|
|
- uint8_t ttvn, uint16_t tt_crc, bool full_table)
|
|
|
+static int batadv_send_tt_request(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *dst_orig_node,
|
|
|
+ uint8_t ttvn, uint16_t tt_crc,
|
|
|
+ bool full_table)
|
|
|
{
|
|
|
struct sk_buff *skb = NULL;
|
|
|
struct tt_query_packet *tt_request;
|
|
@@ -1370,14 +1388,14 @@ static int send_tt_request(struct bat_priv *bat_priv,
|
|
|
struct tt_req_node *tt_req_node = NULL;
|
|
|
int ret = 1;
|
|
|
|
|
|
- primary_if = primary_if_get_selected(bat_priv);
|
|
|
+ primary_if = batadv_primary_if_get_selected(bat_priv);
|
|
|
if (!primary_if)
|
|
|
goto out;
|
|
|
|
|
|
/* The new tt_req will be issued only if I'm not waiting for a
|
|
|
* reply from the same orig_node yet
|
|
|
*/
|
|
|
- tt_req_node = new_tt_req_node(bat_priv, dst_orig_node);
|
|
|
+ tt_req_node = batadv_new_tt_req_node(bat_priv, dst_orig_node);
|
|
|
if (!tt_req_node)
|
|
|
goto out;
|
|
|
|
|
@@ -1406,10 +1424,10 @@ static int send_tt_request(struct bat_priv *bat_priv,
|
|
|
if (!neigh_node)
|
|
|
goto out;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Sending TT_REQUEST to %pM via %pM [%c]\n",
|
|
|
- dst_orig_node->orig, neigh_node->addr,
|
|
|
- (full_table ? 'F' : '.'));
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Sending TT_REQUEST to %pM via %pM [%c]\n",
|
|
|
+ dst_orig_node->orig, neigh_node->addr,
|
|
|
+ (full_table ? 'F' : '.'));
|
|
|
|
|
|
batadv_inc_counter(bat_priv, BAT_CNT_TT_REQUEST_TX);
|
|
|
|
|
@@ -1420,7 +1438,7 @@ out:
|
|
|
if (neigh_node)
|
|
|
batadv_neigh_node_free_ref(neigh_node);
|
|
|
if (primary_if)
|
|
|
- hardif_free_ref(primary_if);
|
|
|
+ batadv_hardif_free_ref(primary_if);
|
|
|
if (ret)
|
|
|
kfree_skb(skb);
|
|
|
if (ret && tt_req_node) {
|
|
@@ -1432,8 +1450,8 @@ out:
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
-static bool send_other_tt_response(struct bat_priv *bat_priv,
|
|
|
- struct tt_query_packet *tt_request)
|
|
|
+static bool batadv_send_other_tt_response(struct bat_priv *bat_priv,
|
|
|
+ struct tt_query_packet *tt_request)
|
|
|
{
|
|
|
struct orig_node *req_dst_orig_node = NULL, *res_dst_orig_node = NULL;
|
|
|
struct neigh_node *neigh_node = NULL;
|
|
@@ -1446,17 +1464,17 @@ static bool send_other_tt_response(struct bat_priv *bat_priv,
|
|
|
struct sk_buff *skb = NULL;
|
|
|
struct tt_query_packet *tt_response;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Received TT_REQUEST from %pM for ttvn: %u (%pM) [%c]\n",
|
|
|
- tt_request->src, tt_request->ttvn, tt_request->dst,
|
|
|
- (tt_request->flags & TT_FULL_TABLE ? 'F' : '.'));
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Received TT_REQUEST from %pM for ttvn: %u (%pM) [%c]\n",
|
|
|
+ tt_request->src, tt_request->ttvn, tt_request->dst,
|
|
|
+ (tt_request->flags & TT_FULL_TABLE ? 'F' : '.'));
|
|
|
|
|
|
/* Let's get the orig node of the REAL destination */
|
|
|
- req_dst_orig_node = orig_hash_find(bat_priv, tt_request->dst);
|
|
|
+ req_dst_orig_node = batadv_orig_hash_find(bat_priv, tt_request->dst);
|
|
|
if (!req_dst_orig_node)
|
|
|
goto out;
|
|
|
|
|
|
- res_dst_orig_node = orig_hash_find(bat_priv, tt_request->src);
|
|
|
+ res_dst_orig_node = batadv_orig_hash_find(bat_priv, tt_request->src);
|
|
|
if (!res_dst_orig_node)
|
|
|
goto out;
|
|
|
|
|
@@ -1464,7 +1482,7 @@ static bool send_other_tt_response(struct bat_priv *bat_priv,
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if (!neigh_node)
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goto out;
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- primary_if = primary_if_get_selected(bat_priv);
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+ primary_if = batadv_primary_if_get_selected(bat_priv);
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if (!primary_if)
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goto out;
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@@ -1513,10 +1531,11 @@ static bool send_other_tt_response(struct bat_priv *bat_priv,
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sizeof(struct tt_change);
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ttvn = (uint8_t)atomic_read(&req_dst_orig_node->last_ttvn);
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|
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- skb = tt_response_fill_table(tt_len, ttvn,
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- bat_priv->tt_global_hash,
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- primary_if, tt_global_valid_entry,
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- req_dst_orig_node);
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|
+ skb = batadv_tt_response_fill_table(tt_len, ttvn,
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+ bat_priv->tt_global_hash,
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+ primary_if,
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+ batadv_tt_global_valid,
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+ req_dst_orig_node);
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if (!skb)
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goto out;
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@@ -1533,10 +1552,10 @@ static bool send_other_tt_response(struct bat_priv *bat_priv,
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if (full_table)
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tt_response->flags |= TT_FULL_TABLE;
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- bat_dbg(DBG_TT, bat_priv,
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- "Sending TT_RESPONSE %pM via %pM for %pM (ttvn: %u)\n",
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- res_dst_orig_node->orig, neigh_node->addr,
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- req_dst_orig_node->orig, req_ttvn);
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+ batadv_dbg(DBG_TT, bat_priv,
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+ "Sending TT_RESPONSE %pM via %pM for %pM (ttvn: %u)\n",
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+ res_dst_orig_node->orig, neigh_node->addr,
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+ req_dst_orig_node->orig, req_ttvn);
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batadv_inc_counter(bat_priv, BAT_CNT_TT_RESPONSE_TX);
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@@ -1555,14 +1574,14 @@ out:
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if (neigh_node)
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batadv_neigh_node_free_ref(neigh_node);
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if (primary_if)
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- hardif_free_ref(primary_if);
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+ batadv_hardif_free_ref(primary_if);
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if (!ret)
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kfree_skb(skb);
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return ret;
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|
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}
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-static bool send_my_tt_response(struct bat_priv *bat_priv,
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- struct tt_query_packet *tt_request)
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+static bool batadv_send_my_tt_response(struct bat_priv *bat_priv,
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+ struct tt_query_packet *tt_request)
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{
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struct orig_node *orig_node = NULL;
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struct neigh_node *neigh_node = NULL;
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@@ -1575,16 +1594,16 @@ static bool send_my_tt_response(struct bat_priv *bat_priv,
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struct sk_buff *skb = NULL;
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struct tt_query_packet *tt_response;
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- bat_dbg(DBG_TT, bat_priv,
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- "Received TT_REQUEST from %pM for ttvn: %u (me) [%c]\n",
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- tt_request->src, tt_request->ttvn,
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- (tt_request->flags & TT_FULL_TABLE ? 'F' : '.'));
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|
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+ batadv_dbg(DBG_TT, bat_priv,
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+ "Received TT_REQUEST from %pM for ttvn: %u (me) [%c]\n",
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+ tt_request->src, tt_request->ttvn,
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+ (tt_request->flags & TT_FULL_TABLE ? 'F' : '.'));
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|
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|
|
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my_ttvn = (uint8_t)atomic_read(&bat_priv->ttvn);
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req_ttvn = tt_request->ttvn;
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|
|
|
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- orig_node = orig_hash_find(bat_priv, tt_request->src);
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+ orig_node = batadv_orig_hash_find(bat_priv, tt_request->src);
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if (!orig_node)
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goto out;
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@@ -1592,7 +1611,7 @@ static bool send_my_tt_response(struct bat_priv *bat_priv,
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if (!neigh_node)
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goto out;
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- primary_if = primary_if_get_selected(bat_priv);
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+ primary_if = batadv_primary_if_get_selected(bat_priv);
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|
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if (!primary_if)
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goto out;
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@@ -1633,10 +1652,11 @@ static bool send_my_tt_response(struct bat_priv *bat_priv,
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sizeof(struct tt_change);
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|
|
ttvn = (uint8_t)atomic_read(&bat_priv->ttvn);
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|
|
|
|
|
- skb = tt_response_fill_table(tt_len, ttvn,
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|
- bat_priv->tt_local_hash,
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|
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- primary_if, tt_local_valid_entry,
|
|
|
- NULL);
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|
|
+ skb = batadv_tt_response_fill_table(tt_len, ttvn,
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|
|
+ bat_priv->tt_local_hash,
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|
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+ primary_if,
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|
|
+ batadv_tt_local_valid_entry,
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+ NULL);
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|
|
if (!skb)
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goto out;
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|
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@@ -1653,10 +1673,10 @@ static bool send_my_tt_response(struct bat_priv *bat_priv,
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|
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if (full_table)
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tt_response->flags |= TT_FULL_TABLE;
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|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
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|
|
- "Sending TT_RESPONSE to %pM via %pM [%c]\n",
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|
|
- orig_node->orig, neigh_node->addr,
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|
|
- (tt_response->flags & TT_FULL_TABLE ? 'F' : '.'));
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|
|
+ batadv_dbg(DBG_TT, bat_priv,
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|
|
+ "Sending TT_RESPONSE to %pM via %pM [%c]\n",
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|
|
+ orig_node->orig, neigh_node->addr,
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|
|
+ (tt_response->flags & TT_FULL_TABLE ? 'F' : '.'));
|
|
|
|
|
|
batadv_inc_counter(bat_priv, BAT_CNT_TT_RESPONSE_TX);
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|
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|
|
@@ -1672,7 +1692,7 @@ out:
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|
|
if (neigh_node)
|
|
|
batadv_neigh_node_free_ref(neigh_node);
|
|
|
if (primary_if)
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|
|
- hardif_free_ref(primary_if);
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|
|
+ batadv_hardif_free_ref(primary_if);
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|
|
if (!ret)
|
|
|
kfree_skb(skb);
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|
|
/* This packet was for me, so it doesn't need to be re-routed */
|
|
@@ -1687,26 +1707,28 @@ bool batadv_send_tt_response(struct bat_priv *bat_priv,
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|
|
if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_request->src))
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|
|
return true;
|
|
|
|
|
|
- return send_my_tt_response(bat_priv, tt_request);
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|
|
+ return batadv_send_my_tt_response(bat_priv, tt_request);
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|
|
} else {
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|
|
- return send_other_tt_response(bat_priv, tt_request);
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|
|
+ return batadv_send_other_tt_response(bat_priv, tt_request);
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-static void _tt_update_changes(struct bat_priv *bat_priv,
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|
|
- struct orig_node *orig_node,
|
|
|
- struct tt_change *tt_change,
|
|
|
- uint16_t tt_num_changes, uint8_t ttvn)
|
|
|
+static void _batadv_tt_update_changes(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node,
|
|
|
+ struct tt_change *tt_change,
|
|
|
+ uint16_t tt_num_changes, uint8_t ttvn)
|
|
|
{
|
|
|
int i;
|
|
|
int is_wifi;
|
|
|
+ int roams;
|
|
|
|
|
|
for (i = 0; i < tt_num_changes; i++) {
|
|
|
if ((tt_change + i)->flags & TT_CLIENT_DEL) {
|
|
|
- tt_global_del(bat_priv, orig_node,
|
|
|
- (tt_change + i)->addr,
|
|
|
- "tt removed by changes",
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|
|
- (tt_change + i)->flags & TT_CLIENT_ROAM);
|
|
|
+ roams = (tt_change + i)->flags & TT_CLIENT_ROAM;
|
|
|
+ batadv_tt_global_del(bat_priv, orig_node,
|
|
|
+ (tt_change + i)->addr,
|
|
|
+ "tt removed by changes",
|
|
|
+ roams);
|
|
|
} else {
|
|
|
is_wifi = (tt_change + i)->flags & TT_CLIENT_WIFI;
|
|
|
if (!batadv_tt_global_add(bat_priv, orig_node,
|
|
@@ -1724,21 +1746,22 @@ static void _tt_update_changes(struct bat_priv *bat_priv,
|
|
|
orig_node->tt_initialised = true;
|
|
|
}
|
|
|
|
|
|
-static void tt_fill_gtable(struct bat_priv *bat_priv,
|
|
|
- struct tt_query_packet *tt_response)
|
|
|
+static void batadv_tt_fill_gtable(struct bat_priv *bat_priv,
|
|
|
+ struct tt_query_packet *tt_response)
|
|
|
{
|
|
|
struct orig_node *orig_node = NULL;
|
|
|
|
|
|
- orig_node = orig_hash_find(bat_priv, tt_response->src);
|
|
|
+ orig_node = batadv_orig_hash_find(bat_priv, tt_response->src);
|
|
|
if (!orig_node)
|
|
|
goto out;
|
|
|
|
|
|
/* Purge the old table first.. */
|
|
|
batadv_tt_global_del_orig(bat_priv, orig_node, "Received full table");
|
|
|
|
|
|
- _tt_update_changes(bat_priv, orig_node,
|
|
|
- (struct tt_change *)(tt_response + 1),
|
|
|
- ntohs(tt_response->tt_data), tt_response->ttvn);
|
|
|
+ _batadv_tt_update_changes(bat_priv, orig_node,
|
|
|
+ (struct tt_change *)(tt_response + 1),
|
|
|
+ ntohs(tt_response->tt_data),
|
|
|
+ tt_response->ttvn);
|
|
|
|
|
|
spin_lock_bh(&orig_node->tt_buff_lock);
|
|
|
kfree(orig_node->tt_buff);
|
|
@@ -1753,16 +1776,16 @@ out:
|
|
|
batadv_orig_node_free_ref(orig_node);
|
|
|
}
|
|
|
|
|
|
-static void tt_update_changes(struct bat_priv *bat_priv,
|
|
|
- struct orig_node *orig_node,
|
|
|
- uint16_t tt_num_changes, uint8_t ttvn,
|
|
|
- struct tt_change *tt_change)
|
|
|
+static void batadv_tt_update_changes(struct bat_priv *bat_priv,
|
|
|
+ struct orig_node *orig_node,
|
|
|
+ uint16_t tt_num_changes, uint8_t ttvn,
|
|
|
+ struct tt_change *tt_change)
|
|
|
{
|
|
|
- _tt_update_changes(bat_priv, orig_node, tt_change, tt_num_changes,
|
|
|
- ttvn);
|
|
|
+ _batadv_tt_update_changes(bat_priv, orig_node, tt_change,
|
|
|
+ tt_num_changes, ttvn);
|
|
|
|
|
|
- tt_save_orig_buffer(bat_priv, orig_node, (unsigned char *)tt_change,
|
|
|
- tt_num_changes);
|
|
|
+ batadv_tt_save_orig_buffer(bat_priv, orig_node,
|
|
|
+ (unsigned char *)tt_change, tt_num_changes);
|
|
|
atomic_set(&orig_node->last_ttvn, ttvn);
|
|
|
}
|
|
|
|
|
@@ -1771,7 +1794,7 @@ bool batadv_is_my_client(struct bat_priv *bat_priv, const uint8_t *addr)
|
|
|
struct tt_local_entry *tt_local_entry = NULL;
|
|
|
bool ret = false;
|
|
|
|
|
|
- tt_local_entry = tt_local_hash_find(bat_priv, addr);
|
|
|
+ tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr);
|
|
|
if (!tt_local_entry)
|
|
|
goto out;
|
|
|
/* Check if the client has been logically deleted (but is kept for
|
|
@@ -1782,7 +1805,7 @@ bool batadv_is_my_client(struct bat_priv *bat_priv, const uint8_t *addr)
|
|
|
ret = true;
|
|
|
out:
|
|
|
if (tt_local_entry)
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
@@ -1792,32 +1815,32 @@ void batadv_handle_tt_response(struct bat_priv *bat_priv,
|
|
|
struct tt_req_node *node, *safe;
|
|
|
struct orig_node *orig_node = NULL;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n",
|
|
|
- tt_response->src, tt_response->ttvn,
|
|
|
- ntohs(tt_response->tt_data),
|
|
|
- (tt_response->flags & TT_FULL_TABLE ? 'F' : '.'));
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n",
|
|
|
+ tt_response->src, tt_response->ttvn,
|
|
|
+ ntohs(tt_response->tt_data),
|
|
|
+ (tt_response->flags & TT_FULL_TABLE ? 'F' : '.'));
|
|
|
|
|
|
/* we should have never asked a backbone gw */
|
|
|
if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_response->src))
|
|
|
goto out;
|
|
|
|
|
|
- orig_node = orig_hash_find(bat_priv, tt_response->src);
|
|
|
+ orig_node = batadv_orig_hash_find(bat_priv, tt_response->src);
|
|
|
if (!orig_node)
|
|
|
goto out;
|
|
|
|
|
|
if (tt_response->flags & TT_FULL_TABLE)
|
|
|
- tt_fill_gtable(bat_priv, tt_response);
|
|
|
+ batadv_tt_fill_gtable(bat_priv, tt_response);
|
|
|
else
|
|
|
- tt_update_changes(bat_priv, orig_node,
|
|
|
- ntohs(tt_response->tt_data),
|
|
|
- tt_response->ttvn,
|
|
|
- (struct tt_change *)(tt_response + 1));
|
|
|
+ batadv_tt_update_changes(bat_priv, orig_node,
|
|
|
+ ntohs(tt_response->tt_data),
|
|
|
+ tt_response->ttvn,
|
|
|
+ (struct tt_change *)(tt_response + 1));
|
|
|
|
|
|
/* Delete the tt_req_node from pending tt_requests list */
|
|
|
spin_lock_bh(&bat_priv->tt_req_list_lock);
|
|
|
list_for_each_entry_safe(node, safe, &bat_priv->tt_req_list, list) {
|
|
|
- if (!compare_eth(node->addr, tt_response->src))
|
|
|
+ if (!batadv_compare_eth(node->addr, tt_response->src))
|
|
|
continue;
|
|
|
list_del(&node->list);
|
|
|
kfree(node);
|
|
@@ -1825,7 +1848,7 @@ void batadv_handle_tt_response(struct bat_priv *bat_priv,
|
|
|
spin_unlock_bh(&bat_priv->tt_req_list_lock);
|
|
|
|
|
|
/* Recalculate the CRC for this orig_node and store it */
|
|
|
- orig_node->tt_crc = tt_global_crc(bat_priv, orig_node);
|
|
|
+ orig_node->tt_crc = batadv_tt_global_crc(bat_priv, orig_node);
|
|
|
/* Roaming phase is over: tables are in sync again. I can
|
|
|
* unset the flag
|
|
|
*/
|
|
@@ -1839,20 +1862,20 @@ int batadv_tt_init(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
int ret;
|
|
|
|
|
|
- ret = tt_local_init(bat_priv);
|
|
|
+ ret = batadv_tt_local_init(bat_priv);
|
|
|
if (ret < 0)
|
|
|
return ret;
|
|
|
|
|
|
- ret = tt_global_init(bat_priv);
|
|
|
+ ret = batadv_tt_global_init(bat_priv);
|
|
|
if (ret < 0)
|
|
|
return ret;
|
|
|
|
|
|
- tt_start_timer(bat_priv);
|
|
|
+ batadv_tt_start_timer(bat_priv);
|
|
|
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
-static void tt_roam_list_free(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_roam_list_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct tt_roam_node *node, *safe;
|
|
|
|
|
@@ -1866,13 +1889,13 @@ static void tt_roam_list_free(struct bat_priv *bat_priv)
|
|
|
spin_unlock_bh(&bat_priv->tt_roam_list_lock);
|
|
|
}
|
|
|
|
|
|
-static void tt_roam_purge(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_roam_purge(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct tt_roam_node *node, *safe;
|
|
|
|
|
|
spin_lock_bh(&bat_priv->tt_roam_list_lock);
|
|
|
list_for_each_entry_safe(node, safe, &bat_priv->tt_roam_list, list) {
|
|
|
- if (!has_timed_out(node->first_time, ROAMING_MAX_TIME))
|
|
|
+ if (!batadv_has_timed_out(node->first_time, ROAMING_MAX_TIME))
|
|
|
continue;
|
|
|
|
|
|
list_del(&node->list);
|
|
@@ -1887,8 +1910,8 @@ static void tt_roam_purge(struct bat_priv *bat_priv)
|
|
|
*
|
|
|
* returns true if the ROAMING_ADV can be sent, false otherwise
|
|
|
*/
|
|
|
-static bool tt_check_roam_count(struct bat_priv *bat_priv,
|
|
|
- uint8_t *client)
|
|
|
+static bool batadv_tt_check_roam_count(struct bat_priv *bat_priv,
|
|
|
+ uint8_t *client)
|
|
|
{
|
|
|
struct tt_roam_node *tt_roam_node;
|
|
|
bool ret = false;
|
|
@@ -1898,10 +1921,11 @@ static bool tt_check_roam_count(struct bat_priv *bat_priv,
|
|
|
* reply from the same orig_node yet
|
|
|
*/
|
|
|
list_for_each_entry(tt_roam_node, &bat_priv->tt_roam_list, list) {
|
|
|
- if (!compare_eth(tt_roam_node->addr, client))
|
|
|
+ if (!batadv_compare_eth(tt_roam_node->addr, client))
|
|
|
continue;
|
|
|
|
|
|
- if (has_timed_out(tt_roam_node->first_time, ROAMING_MAX_TIME))
|
|
|
+ if (batadv_has_timed_out(tt_roam_node->first_time,
|
|
|
+ ROAMING_MAX_TIME))
|
|
|
continue;
|
|
|
|
|
|
if (!atomic_dec_not_zero(&tt_roam_node->counter))
|
|
@@ -1929,8 +1953,8 @@ unlock:
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
|
-static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
|
|
|
- struct orig_node *orig_node)
|
|
|
+static void batadv_send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
|
|
|
+ struct orig_node *orig_node)
|
|
|
{
|
|
|
struct neigh_node *neigh_node = NULL;
|
|
|
struct sk_buff *skb = NULL;
|
|
@@ -1941,7 +1965,7 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
|
|
|
/* before going on we have to check whether the client has
|
|
|
* already roamed to us too many times
|
|
|
*/
|
|
|
- if (!tt_check_roam_count(bat_priv, client))
|
|
|
+ if (!batadv_tt_check_roam_count(bat_priv, client))
|
|
|
goto out;
|
|
|
|
|
|
skb = dev_alloc_skb(sizeof(struct roam_adv_packet) + ETH_HLEN);
|
|
@@ -1956,11 +1980,11 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
|
|
|
roam_adv_packet->header.packet_type = BAT_ROAM_ADV;
|
|
|
roam_adv_packet->header.version = COMPAT_VERSION;
|
|
|
roam_adv_packet->header.ttl = TTL;
|
|
|
- primary_if = primary_if_get_selected(bat_priv);
|
|
|
+ primary_if = batadv_primary_if_get_selected(bat_priv);
|
|
|
if (!primary_if)
|
|
|
goto out;
|
|
|
memcpy(roam_adv_packet->src, primary_if->net_dev->dev_addr, ETH_ALEN);
|
|
|
- hardif_free_ref(primary_if);
|
|
|
+ batadv_hardif_free_ref(primary_if);
|
|
|
memcpy(roam_adv_packet->dst, orig_node->orig, ETH_ALEN);
|
|
|
memcpy(roam_adv_packet->client, client, ETH_ALEN);
|
|
|
|
|
@@ -1968,9 +1992,9 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client,
|
|
|
if (!neigh_node)
|
|
|
goto out;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Sending ROAMING_ADV to %pM (client %pM) via %pM\n",
|
|
|
- orig_node->orig, client, neigh_node->addr);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Sending ROAMING_ADV to %pM (client %pM) via %pM\n",
|
|
|
+ orig_node->orig, client, neigh_node->addr);
|
|
|
|
|
|
batadv_inc_counter(bat_priv, BAT_CNT_TT_ROAM_ADV_TX);
|
|
|
|
|
@@ -1985,30 +2009,30 @@ out:
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
-static void tt_purge(struct work_struct *work)
|
|
|
+static void batadv_tt_purge(struct work_struct *work)
|
|
|
{
|
|
|
struct delayed_work *delayed_work =
|
|
|
container_of(work, struct delayed_work, work);
|
|
|
struct bat_priv *bat_priv =
|
|
|
container_of(delayed_work, struct bat_priv, tt_work);
|
|
|
|
|
|
- tt_local_purge(bat_priv);
|
|
|
- tt_global_roam_purge(bat_priv);
|
|
|
- tt_req_purge(bat_priv);
|
|
|
- tt_roam_purge(bat_priv);
|
|
|
+ batadv_tt_local_purge(bat_priv);
|
|
|
+ batadv_tt_global_roam_purge(bat_priv);
|
|
|
+ batadv_tt_req_purge(bat_priv);
|
|
|
+ batadv_tt_roam_purge(bat_priv);
|
|
|
|
|
|
- tt_start_timer(bat_priv);
|
|
|
+ batadv_tt_start_timer(bat_priv);
|
|
|
}
|
|
|
|
|
|
void batadv_tt_free(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
cancel_delayed_work_sync(&bat_priv->tt_work);
|
|
|
|
|
|
- tt_local_table_free(bat_priv);
|
|
|
- tt_global_table_free(bat_priv);
|
|
|
- tt_req_list_free(bat_priv);
|
|
|
- tt_changes_list_free(bat_priv);
|
|
|
- tt_roam_list_free(bat_priv);
|
|
|
+ batadv_tt_local_table_free(bat_priv);
|
|
|
+ batadv_tt_global_table_free(bat_priv);
|
|
|
+ batadv_tt_req_list_free(bat_priv);
|
|
|
+ batadv_tt_changes_list_free(bat_priv);
|
|
|
+ batadv_tt_roam_list_free(bat_priv);
|
|
|
|
|
|
kfree(bat_priv->tt_buff);
|
|
|
}
|
|
@@ -2016,8 +2040,8 @@ void batadv_tt_free(struct bat_priv *bat_priv)
|
|
|
/* This function will enable or disable the specified flags for all the entries
|
|
|
* in the given hash table and returns the number of modified entries
|
|
|
*/
|
|
|
-static uint16_t tt_set_flags(struct hashtable_t *hash, uint16_t flags,
|
|
|
- bool enable)
|
|
|
+static uint16_t batadv_tt_set_flags(struct hashtable_t *hash, uint16_t flags,
|
|
|
+ bool enable)
|
|
|
{
|
|
|
uint32_t i;
|
|
|
uint16_t changed_num = 0;
|
|
@@ -2052,7 +2076,7 @@ out:
|
|
|
}
|
|
|
|
|
|
/* Purge out all the tt local entries marked with TT_CLIENT_PENDING */
|
|
|
-static void tt_local_purge_pending_clients(struct bat_priv *bat_priv)
|
|
|
+static void batadv_tt_local_purge_pending_clients(struct bat_priv *bat_priv)
|
|
|
{
|
|
|
struct hashtable_t *hash = bat_priv->tt_local_hash;
|
|
|
struct tt_common_entry *tt_common_entry;
|
|
@@ -2075,50 +2099,51 @@ static void tt_local_purge_pending_clients(struct bat_priv *bat_priv)
|
|
|
if (!(tt_common_entry->flags & TT_CLIENT_PENDING))
|
|
|
continue;
|
|
|
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "Deleting local tt entry (%pM): pending\n",
|
|
|
- tt_common_entry->addr);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Deleting local tt entry (%pM): pending\n",
|
|
|
+ tt_common_entry->addr);
|
|
|
|
|
|
atomic_dec(&bat_priv->num_local_tt);
|
|
|
hlist_del_rcu(node);
|
|
|
tt_local_entry = container_of(tt_common_entry,
|
|
|
struct tt_local_entry,
|
|
|
common);
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
}
|
|
|
spin_unlock_bh(list_lock);
|
|
|
}
|
|
|
|
|
|
}
|
|
|
|
|
|
-static int tt_commit_changes(struct bat_priv *bat_priv,
|
|
|
- unsigned char **packet_buff, int *packet_buff_len,
|
|
|
- int packet_min_len)
|
|
|
+static int batadv_tt_commit_changes(struct bat_priv *bat_priv,
|
|
|
+ unsigned char **packet_buff,
|
|
|
+ int *packet_buff_len, int packet_min_len)
|
|
|
{
|
|
|
uint16_t changed_num = 0;
|
|
|
|
|
|
if (atomic_read(&bat_priv->tt_local_changes) < 1)
|
|
|
return -ENOENT;
|
|
|
|
|
|
- changed_num = tt_set_flags(bat_priv->tt_local_hash,
|
|
|
- TT_CLIENT_NEW, false);
|
|
|
+ changed_num = batadv_tt_set_flags(bat_priv->tt_local_hash,
|
|
|
+ TT_CLIENT_NEW, false);
|
|
|
|
|
|
/* all reset entries have to be counted as local entries */
|
|
|
atomic_add(changed_num, &bat_priv->num_local_tt);
|
|
|
- tt_local_purge_pending_clients(bat_priv);
|
|
|
+ batadv_tt_local_purge_pending_clients(bat_priv);
|
|
|
bat_priv->tt_crc = batadv_tt_local_crc(bat_priv);
|
|
|
|
|
|
/* Increment the TTVN only once per OGM interval */
|
|
|
atomic_inc(&bat_priv->ttvn);
|
|
|
- bat_dbg(DBG_TT, bat_priv, "Local changes committed, updating to ttvn %u\n",
|
|
|
- (uint8_t)atomic_read(&bat_priv->ttvn));
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "Local changes committed, updating to ttvn %u\n",
|
|
|
+ (uint8_t)atomic_read(&bat_priv->ttvn));
|
|
|
bat_priv->tt_poss_change = false;
|
|
|
|
|
|
/* reset the sending counter */
|
|
|
atomic_set(&bat_priv->tt_ogm_append_cnt, TT_OGM_APPEND_MAX);
|
|
|
|
|
|
- return tt_changes_fill_buff(bat_priv, packet_buff,
|
|
|
- packet_buff_len, packet_min_len);
|
|
|
+ return batadv_tt_changes_fill_buff(bat_priv, packet_buff,
|
|
|
+ packet_buff_len, packet_min_len);
|
|
|
}
|
|
|
|
|
|
/* when calling this function (hard_iface == primary_if) has to be true */
|
|
@@ -2129,14 +2154,15 @@ int batadv_tt_append_diff(struct bat_priv *bat_priv,
|
|
|
int tt_num_changes;
|
|
|
|
|
|
/* if at least one change happened */
|
|
|
- tt_num_changes = tt_commit_changes(bat_priv, packet_buff,
|
|
|
- packet_buff_len, packet_min_len);
|
|
|
+ tt_num_changes = batadv_tt_commit_changes(bat_priv, packet_buff,
|
|
|
+ packet_buff_len,
|
|
|
+ packet_min_len);
|
|
|
|
|
|
/* if the changes have been sent often enough */
|
|
|
if ((tt_num_changes < 0) &&
|
|
|
(!atomic_dec_not_zero(&bat_priv->tt_ogm_append_cnt))) {
|
|
|
- tt_realloc_packet_buff(packet_buff, packet_buff_len,
|
|
|
- packet_min_len, packet_min_len);
|
|
|
+ batadv_tt_realloc_packet_buff(packet_buff, packet_buff_len,
|
|
|
+ packet_min_len, packet_min_len);
|
|
|
tt_num_changes = 0;
|
|
|
}
|
|
|
|
|
@@ -2153,24 +2179,24 @@ bool batadv_is_ap_isolated(struct bat_priv *bat_priv, uint8_t *src,
|
|
|
if (!atomic_read(&bat_priv->ap_isolation))
|
|
|
goto out;
|
|
|
|
|
|
- tt_local_entry = tt_local_hash_find(bat_priv, dst);
|
|
|
+ tt_local_entry = batadv_tt_local_hash_find(bat_priv, dst);
|
|
|
if (!tt_local_entry)
|
|
|
goto out;
|
|
|
|
|
|
- tt_global_entry = tt_global_hash_find(bat_priv, src);
|
|
|
+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, src);
|
|
|
if (!tt_global_entry)
|
|
|
goto out;
|
|
|
|
|
|
- if (!_is_ap_isolated(tt_local_entry, tt_global_entry))
|
|
|
+ if (_batadv_is_ap_isolated(tt_local_entry, tt_global_entry))
|
|
|
goto out;
|
|
|
|
|
|
ret = true;
|
|
|
|
|
|
out:
|
|
|
if (tt_global_entry)
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
if (tt_local_entry)
|
|
|
- tt_local_entry_free_ref(tt_local_entry);
|
|
|
+ batadv_tt_local_entry_free_ref(tt_local_entry);
|
|
|
return ret;
|
|
|
}
|
|
|
|
|
@@ -2200,14 +2226,14 @@ void batadv_tt_update_orig(struct bat_priv *bat_priv,
|
|
|
goto request_table;
|
|
|
}
|
|
|
|
|
|
- tt_update_changes(bat_priv, orig_node, tt_num_changes, ttvn,
|
|
|
- (struct tt_change *)tt_buff);
|
|
|
+ batadv_tt_update_changes(bat_priv, orig_node, tt_num_changes,
|
|
|
+ ttvn, (struct tt_change *)tt_buff);
|
|
|
|
|
|
/* Even if we received the precomputed crc with the OGM, we
|
|
|
* prefer to recompute it to spot any possible inconsistency
|
|
|
* in the global table
|
|
|
*/
|
|
|
- orig_node->tt_crc = tt_global_crc(bat_priv, orig_node);
|
|
|
+ orig_node->tt_crc = batadv_tt_global_crc(bat_priv, orig_node);
|
|
|
|
|
|
/* The ttvn alone is not enough to guarantee consistency
|
|
|
* because a single value could represent different states
|
|
@@ -2232,12 +2258,12 @@ void batadv_tt_update_orig(struct bat_priv *bat_priv,
|
|
|
if (!orig_node->tt_initialised || ttvn != orig_ttvn ||
|
|
|
orig_node->tt_crc != tt_crc) {
|
|
|
request_table:
|
|
|
- bat_dbg(DBG_TT, bat_priv,
|
|
|
- "TT inconsistency for %pM. Need to retrieve the correct information (ttvn: %u last_ttvn: %u crc: %u last_crc: %u num_changes: %u)\n",
|
|
|
- orig_node->orig, ttvn, orig_ttvn, tt_crc,
|
|
|
- orig_node->tt_crc, tt_num_changes);
|
|
|
- send_tt_request(bat_priv, orig_node, ttvn, tt_crc,
|
|
|
- full_table);
|
|
|
+ batadv_dbg(DBG_TT, bat_priv,
|
|
|
+ "TT inconsistency for %pM. Need to retrieve the correct information (ttvn: %u last_ttvn: %u crc: %u last_crc: %u num_changes: %u)\n",
|
|
|
+ orig_node->orig, ttvn, orig_ttvn, tt_crc,
|
|
|
+ orig_node->tt_crc, tt_num_changes);
|
|
|
+ batadv_send_tt_request(bat_priv, orig_node, ttvn,
|
|
|
+ tt_crc, full_table);
|
|
|
return;
|
|
|
}
|
|
|
}
|
|
@@ -2253,12 +2279,12 @@ bool batadv_tt_global_client_is_roaming(struct bat_priv *bat_priv,
|
|
|
struct tt_global_entry *tt_global_entry;
|
|
|
bool ret = false;
|
|
|
|
|
|
- tt_global_entry = tt_global_hash_find(bat_priv, addr);
|
|
|
+ tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr);
|
|
|
if (!tt_global_entry)
|
|
|
goto out;
|
|
|
|
|
|
ret = tt_global_entry->common.flags & TT_CLIENT_ROAM;
|
|
|
- tt_global_entry_free_ref(tt_global_entry);
|
|
|
+ batadv_tt_global_entry_free_ref(tt_global_entry);
|
|
|
out:
|
|
|
return ret;
|
|
|
}
|