/*
* Handle bookkeeping for station deauthentication/disassociation
* when operating as an ap.
*/
void
ieee80211_node_leave(struct ieee80211com *ic, struct ieee80211_node *ni)
{
if (ic->ic_opmode != IEEE80211_M_HOSTAP)
panic("not in ap mode, mode %u", ic->ic_opmode);
/*
* If node wasn't previously associated all
* we need to do is reclaim the reference.
*/
if (ni->ni_associd == 0)
return;
IEEE80211_AID_CLR(ni->ni_associd, ic->ic_aid_bitmap);
ni->ni_associd = 0;
if (ic->ic_curmode == IEEE80211_MODE_11G)
ieee80211_node_leave_11g(ic, ni);
ieee80211_node_newstate(ni, IEEE80211_STA_COLLECT);
#if NBRIDGE > 0
/*
* If the parent interface belongs to a bridge, delete
* any dynamically learned address for this node.
*/
if (ic->ic_if.if_bridge != NULL)
bridge_update(&ic->ic_if,
(struct ether_addr *)ni->ni_macaddr, 1);
#endif
}
/*
* Handle bookkeeping for station deauthentication/disassociation
* when operating as an ap.
*/
void
ieee80211_node_leave(struct ieee80211com *ic, struct ieee80211_node *ni)
{
if (ic->ic_opmode != IEEE80211_M_HOSTAP)
panic("not in ap mode, mode %u", ic->ic_opmode);
/*
* If node wasn't previously associated all we need to do is
* reclaim the reference.
*/
if (ni->ni_associd == 0) {
ieee80211_node_newstate(ni, IEEE80211_STA_COLLECT);
return;
}
if (ni->ni_pwrsave == IEEE80211_PS_DOZE) {
ic->ic_pssta--;
ni->ni_pwrsave = IEEE80211_PS_AWAKE;
}
if (!IF_IS_EMPTY(&ni->ni_savedq)) {
IF_PURGE(&ni->ni_savedq);
if (ic->ic_set_tim != NULL)
(*ic->ic_set_tim)(ic, ni->ni_associd, 0);
}
if (ic->ic_flags & IEEE80211_F_RSNON)
ieee80211_node_leave_rsn(ic, ni);
if (ic->ic_curmode == IEEE80211_MODE_11G)
ieee80211_node_leave_11g(ic, ni);
#ifndef IEEE80211_NO_HT
if (ni->ni_flags & IEEE80211_NODE_HT)
ieee80211_node_leave_ht(ic, ni);
#endif
if (ic->ic_node_leave != NULL)
(*ic->ic_node_leave)(ic, ni);
IEEE80211_AID_CLR(ni->ni_associd, ic->ic_aid_bitmap);
ni->ni_associd = 0;
ieee80211_node_newstate(ni, IEEE80211_STA_COLLECT);
#if NBRIDGE > 0
/*
* If the parent interface is a bridgeport, delete
* any dynamically learned address for this node.
*/
if (ic->ic_if.if_bridgeport != NULL)
bridge_update(&ic->ic_if,
(struct ether_addr *)ni->ni_macaddr, 1);
#endif
}
void
ieee80211_node_join(struct ieee80211com *ic, struct ieee80211_node *ni,
int resp)
{
int newassoc;
if (ni->ni_associd == 0) {
u_int16_t aid;
/*
* It would be clever to search the bitmap
* more efficiently, but this will do for now.
*/
for (aid = 1; aid < ic->ic_max_aid; aid++) {
if (!IEEE80211_AID_ISSET(aid,
ic->ic_aid_bitmap))
break;
}
if (aid >= ic->ic_max_aid) {
IEEE80211_SEND_MGMT(ic, ni, resp,
IEEE80211_REASON_ASSOC_TOOMANY);
ieee80211_node_leave(ic, ni);
return;
}
ni->ni_associd = aid | 0xc000;
IEEE80211_AID_SET(ni->ni_associd, ic->ic_aid_bitmap);
newassoc = 1;
if (ic->ic_curmode == IEEE80211_MODE_11G)
ieee80211_node_join_11g(ic, ni);
} else
newassoc = 0;
IEEE80211_DPRINTF(("station %s %s associated at aid %d\n",
ether_sprintf(ni->ni_macaddr),
(newassoc ? "newly" : "already"),
ni->ni_associd & ~0xc000));
/* give driver a chance to setup state like ni_txrate */
if (ic->ic_newassoc)
(*ic->ic_newassoc)(ic, ni, newassoc);
IEEE80211_SEND_MGMT(ic, ni, resp, IEEE80211_STATUS_SUCCESS);
ieee80211_node_newstate(ni, IEEE80211_STA_ASSOC);
#if NBRIDGE > 0
/*
* If the parent interface belongs to a bridge, learn
* the node's address dynamically on this interface.
*/
if (ic->ic_if.if_bridge != NULL)
bridge_update(&ic->ic_if,
(struct ether_addr *)ni->ni_macaddr, 0);
#endif
}
