Exemplo n.º 1
0
static bss_t *
_ieee80211_find_node(struct ieee80211_node_table *nt,
    const A_UINT8 *macaddr)
{
    bss_t *ni = NULL;
    int hash = 0;

    IEEE80211_NODE_LOCK_ASSERT(nt);

    hash = IEEE80211_NODE_HASH(macaddr);

    if (hash >= IEEE80211_NODE_HASHSIZE)
    {
        // overflow????
        return NULL;
    }

    if (hash < 0)
    {
        // underflow????
        return NULL;
    }

    if (NULL == nt)
    {
        return NULL;
    }

    if (NULL == nt->nt_hash)
    {
        return NULL;
    }

    if (NULL == nt->nt_hash[hash])
    {
        return NULL;
    }

    for(ni = nt->nt_hash[hash]; ni; ni = ni->ni_hash_next) {
        if (IEEE80211_ADDR_EQ(ni->ni_macaddr, macaddr)) {
            ieee80211_node_incref(ni);  /* mark referenced */
            return ni;
        }
    }
    return NULL;
}
Exemplo n.º 2
0
static bss_t *
_ieee80211_find_node(struct ieee80211_node_table *nt,
    const A_UINT8 *macaddr)
{
    bss_t *ni;
    int hash;

    IEEE80211_NODE_LOCK_ASSERT(nt);

    hash = IEEE80211_NODE_HASH(macaddr);
    for(ni = nt->nt_hash[hash]; ni; ni = ni->ni_hash_next) {
        if (IEEE80211_ADDR_EQ(ni->ni_macaddr, macaddr)) {
            ieee80211_node_incref(ni);  /* mark referenced */
            return ni;
        }
    }
    return NULL;
}