Function ieee80211_sta_join

freebsd/net80211/ieee80211_node.c:905–1037

}

int
ieee80211_sta_join(struct ieee80211vap *vap, struct ieee80211_channel *chan,
	const struct ieee80211_scan_entry *se)
{
	struct ieee80211com *ic = vap->iv_ic;
	struct ieee80211_node *ni;
	int do_ht = 0;

	ni = ieee80211_alloc_node(&ic->ic_sta, vap, se->se_macaddr);
	if (ni == NULL) {
		/* XXX msg */
		return 0;
	}

	/*
	 * Expand scan state into node's format.
	 * XXX may not need all this stuff
	 */
	IEEE80211_ADDR_COPY(ni->ni_bssid, se->se_bssid);
	ni->ni_esslen = se->se_ssid[1];
	memcpy(ni->ni_essid, se->se_ssid+2, ni->ni_esslen);
	ni->ni_tstamp.tsf = se->se_tstamp.tsf;
	ni->ni_intval = se->se_intval;
	ni->ni_capinfo = se->se_capinfo;
	ni->ni_chan = chan;
	ni->ni_timoff = se->se_timoff;
	ni->ni_fhdwell = se->se_fhdwell;
	ni->ni_fhindex = se->se_fhindex;
	ni->ni_erp = se->se_erp;
	IEEE80211_RSSI_LPF(ni->ni_avgrssi, se->se_rssi);
	ni->ni_noise = se->se_noise;
	if (vap->iv_opmode == IEEE80211_M_STA) {
		/* NB: only infrastructure mode requires an associd */
		ni->ni_flags |= IEEE80211_NODE_ASSOCID;
	}

	if (ieee80211_ies_init(&ni->ni_ies, se->se_ies.data, se->se_ies.len)) {
		ieee80211_ies_expand(&ni->ni_ies);
#ifdef IEEE80211_SUPPORT_SUPERG
		if (ni->ni_ies.ath_ie != NULL)
			ieee80211_parse_ath(ni, ni->ni_ies.ath_ie);
#endif
		if (ni->ni_ies.htcap_ie != NULL)
			ieee80211_parse_htcap(ni, ni->ni_ies.htcap_ie);
		if (ni->ni_ies.htinfo_ie != NULL)
			ieee80211_parse_htinfo(ni, ni->ni_ies.htinfo_ie);
#ifdef IEEE80211_SUPPORT_MESH
		if (ni->ni_ies.meshid_ie != NULL)
			ieee80211_parse_meshid(ni, ni->ni_ies.meshid_ie);
#endif
#ifdef IEEE80211_SUPPORT_TDMA
		if (ni->ni_ies.tdma_ie != NULL)
			ieee80211_parse_tdma(ni, ni->ni_ies.tdma_ie);
#endif
		if (ni->ni_ies.vhtcap_ie != NULL)
			ieee80211_parse_vhtcap(ni, ni->ni_ies.vhtcap_ie);
		if (ni->ni_ies.vhtopmode_ie != NULL)
			ieee80211_parse_vhtopmode(ni, ni->ni_ies.vhtopmode_ie);