Differential D24979 Diff 72702 head/sys/net80211/ieee80211_adhoc.c

Changeset View

Standalone View

head/sys/net80211/ieee80211_adhoc.c

Show First 20 Lines • Show All 709 Lines • ▼ Show 20 Lines	adhoc_recv_mgmt(struct ieee80211_node ni, struct mbuf m0,
uint8_t ssid, rates, *xrates;		uint8_t ssid, rates, *xrates;
#if 0		#if 0
int ht_state_change = 0;		int ht_state_change = 0;
#endif		#endif

wh = mtod(m0, struct ieee80211_frame *);		wh = mtod(m0, struct ieee80211_frame *);
frm = (uint8_t *)&wh[1];		frm = (uint8_t *)&wh[1];
efrm = mtod(m0, uint8_t *) + m0->m_len;		efrm = mtod(m0, uint8_t *) + m0->m_len;

		IEEE80211_DPRINTF(vap, IEEE80211_MSG_INPUT \| IEEE80211_MSG_DEBUG,
		"%s: recv mgmt frame, addr2=%6D, ni=%p (%6D) fc=%.02x %.02x\n",
		__func__,
		wh->i_addr2, ":",
		ni,
		ni->ni_macaddr, ":",
		wh->i_fc[0],
		wh->i_fc[1]);
switch (subtype) {		switch (subtype) {
case IEEE80211_FC0_SUBTYPE_PROBE_RESP:		case IEEE80211_FC0_SUBTYPE_PROBE_RESP:
case IEEE80211_FC0_SUBTYPE_BEACON: {		case IEEE80211_FC0_SUBTYPE_BEACON: {
struct ieee80211_scanparams scan;		struct ieee80211_scanparams scan;
struct ieee80211_channel *c;		struct ieee80211_channel *c;
/*		/*
* We process beacon/probe response		* We process beacon/probe response
* frames to discover neighbors.		* frames to discover neighbors.
▲ Show 20 Lines • Show All 57 Lines • ▼ Show 20 Lines	if (scan.capinfo & IEEE80211_CAPINFO_IBSS) {
vap->iv_myaddr, /* SA */		vap->iv_myaddr, /* SA */
ni->ni_macaddr, /* DA */		ni->ni_macaddr, /* DA */
vap->iv_bss->ni_bssid, /* BSSID */		vap->iv_bss->ni_bssid, /* BSSID */
vap->iv_bss->ni_essid,		vap->iv_bss->ni_essid,
vap->iv_bss->ni_esslen); /* SSID */		vap->iv_bss->ni_esslen); /* SSID */
} else		} else
ni = NULL;		ni = NULL;

		/*
		* Send a probe request so we announce 11n
		* capabilities.
		*
		* Don't do this if we're scanning.
		*/
		if (! (ic->ic_flags & IEEE80211_F_SCAN))
		ieee80211_send_probereq(ni, /* node */
		vap->iv_myaddr, /* SA */
		ni->ni_macaddr, /* DA */
		vap->iv_bss->ni_bssid, /* BSSID */
		vap->iv_bss->ni_essid,
		vap->iv_bss->ni_esslen); /* SSID */

} else if (ni->ni_capinfo == 0) {		} else if (ni->ni_capinfo == 0) {
/*		/*
* Update faked node created on transmit.		* Update faked node created on transmit.
* Note this also updates the tsf.		* Note this also updates the tsf.
*/		*/
ieee80211_init_neighbor(ni, wh, &scan);		ieee80211_init_neighbor(ni, wh, &scan);

/*		/*
▲ Show 20 Lines • Show All 132 Lines • ▼ Show 20 Lines	#endif
case IEEE80211_FC0_SUBTYPE_ACTION_NOACK:		case IEEE80211_FC0_SUBTYPE_ACTION_NOACK:
if ((ni == vap->iv_bss) &&		if ((ni == vap->iv_bss) &&
!IEEE80211_ADDR_EQ(wh->i_addr2, ni->ni_macaddr)) {		!IEEE80211_ADDR_EQ(wh->i_addr2, ni->ni_macaddr)) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,		IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
wh, NULL, "%s", "unknown node");		wh, NULL, "%s", "unknown node");
vap->iv_stats.is_rx_mgtdiscard++;		vap->iv_stats.is_rx_mgtdiscard++;
} else if (!IEEE80211_ADDR_EQ(vap->iv_myaddr, wh->i_addr1) &&		} else if (!IEEE80211_ADDR_EQ(vap->iv_myaddr, wh->i_addr1) &&
!IEEE80211_IS_MULTICAST(wh->i_addr1)) {		!IEEE80211_IS_MULTICAST(wh->i_addr1)) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,		IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT \| IEEE80211_MSG_DEBUG,
wh, NULL, "%s", "not for us");		wh, NULL, "%s", "not for us");
vap->iv_stats.is_rx_mgtdiscard++;		vap->iv_stats.is_rx_mgtdiscard++;
} else if (vap->iv_state != IEEE80211_S_RUN) {		} else if (vap->iv_state != IEEE80211_S_RUN) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,		IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT \| IEEE80211_MSG_DEBUG,
wh, NULL, "wrong state %s",		wh, NULL, "wrong state %s",
ieee80211_state_name[vap->iv_state]);		ieee80211_state_name[vap->iv_state]);
vap->iv_stats.is_rx_mgtdiscard++;		vap->iv_stats.is_rx_mgtdiscard++;
} else {		} else {
if (ieee80211_parse_action(ni, m0) == 0)		if (ieee80211_parse_action(ni, m0) == 0)
(void)ic->ic_recv_action(ni, wh, frm, efrm);		(void)ic->ic_recv_action(ni, wh, frm, efrm);
}		}
break;		break;
▲ Show 20 Lines • Show All 79 Lines • Show Last 20 Lines