int
ieee80211_recv_asreq(struct ieee80211_node *ni, wbuf_t wbuf, int subtype)
{
struct ieee80211com *ic = ni->ni_ic;
struct ieee80211vap *vap = ni->ni_vap;
struct ieee80211_frame *wh;
u_int8_t *frm, *efrm;
u_int16_t capinfo, bintval;
struct ieee80211_rsnparms rsn;
u_int8_t reason;
int reassoc, resp;
u_int8_t *ssid, *rates, *xrates, *wpa, *wme, *ath, *htcap,*vendor_ie, *wps, *aow;
u_int8_t *athextcap;
#if UMAC_SUPPORT_WNM
u_int8_t *timbcast;
timbcast = NULL;
#endif
if (vap->iv_opmode != IEEE80211_M_HOSTAP && vap->iv_opmode != IEEE80211_M_BTAMP) {
vap->iv_stats.is_rx_mgtdiscard++;
return -EINVAL;
}
wh = (struct ieee80211_frame *) wbuf_header(wbuf);
frm = (u_int8_t *)&wh[1];
efrm = wbuf_header(wbuf) + wbuf_get_pktlen(wbuf);
if (subtype == IEEE80211_FC0_SUBTYPE_REASSOC_REQ) {
reassoc = 1;
resp = IEEE80211_FC0_SUBTYPE_REASSOC_RESP;
uranus_report_wireless_event(ni->ni_vap, ni, WEVENT_AUTH_STATUS_REASSOC_REQ);
} else {
reassoc = 0;
resp = IEEE80211_FC0_SUBTYPE_ASSOC_RESP;
}
/*
* asreq frame format
* [2] capability information
* [2] listen interval
* [6*] current AP address (reassoc only)
* [tlv] ssid
* [tlv] supported rates
* [tlv] extended supported rates
* [tlv] WPA or RSN
* [tlv] WME
* [tlv] HT Capabilities
* [tlv] Atheros capabilities
*/
IEEE80211_VERIFY_LENGTH(efrm - frm, (reassoc ? 10 : 4));
if (!IEEE80211_ADDR_EQ(wh->i_addr3, vap->iv_bss->ni_bssid)) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_ANY,
wh, ieee80211_mgt_subtype_name[subtype >>
IEEE80211_FC0_SUBTYPE_SHIFT],
"%s\n", "wrong bssid");
vap->iv_stats.is_rx_assoc_bss++;
uranus_report_wireless_event(ni->ni_vap, ni, WEVENT_AUTH_STATUS_ASSOC_FAILED);
return -EINVAL;
}
int
ieee80211_recv_asreq(struct ieee80211_node *ni, wbuf_t wbuf, int subtype)
{
struct ieee80211com *ic = ni->ni_ic;
struct ieee80211vap *vap = ni->ni_vap;
struct ieee80211_frame *wh;
u_int8_t *frm, *efrm;
u_int16_t capinfo, bintval;
struct ieee80211_rsnparms rsn;
u_int8_t reason;
int reassoc, resp;
u_int8_t *ssid, *rates, *xrates, *wpa, *wme, *ath, *htcap,*vendor_ie, *wps;
u_int8_t *athextcap;
if (vap->iv_opmode != IEEE80211_M_HOSTAP && vap->iv_opmode != IEEE80211_M_BTAMP) {
vap->iv_stats.is_rx_mgtdiscard++;
return -EINVAL;
}
wh = (struct ieee80211_frame *) wbuf_header(wbuf);
frm = (u_int8_t *)&wh[1];
efrm = wbuf_header(wbuf) + wbuf_get_pktlen(wbuf);
if (subtype == IEEE80211_FC0_SUBTYPE_REASSOC_REQ) {
reassoc = 1;
resp = IEEE80211_FC0_SUBTYPE_REASSOC_RESP;
/*zhaoyang1 transplant from 717*/
/*pengruofeng add start for management frame stats 2011-5-9*/
vap->iv_stats.is_rx_reassoc++;
/*pengruofeng add end 2011-5-9*/
/*zhaoyang1 transplant end*/
} else {
reassoc = 0;
resp = IEEE80211_FC0_SUBTYPE_ASSOC_RESP;
}
/*
* asreq frame format
* [2] capability information
* [2] listen interval
* [6*] current AP address (reassoc only)
* [tlv] ssid
* [tlv] supported rates
* [tlv] extended supported rates
* [tlv] WPA or RSN
* [tlv] WME
* [tlv] HT Capabilities
* [tlv] Atheros capabilities
*/
IEEE80211_VERIFY_LENGTH(efrm - frm, (reassoc ? 10 : 4));
if (!IEEE80211_ADDR_EQ(wh->i_addr3, vap->iv_bss->ni_bssid)) {
IEEE80211_DISCARD(vap, IEEE80211_MSG_ANY,
wh, ieee80211_mgt_subtype_name[subtype >>
IEEE80211_FC0_SUBTYPE_SHIFT],
"%s\n", "wrong bssid");
/*zhaoyang1 transplant from 717*/
/*pengruofeng add start for management frame stats 2011-5-9*/
if (reassoc) {
vap->iv_stats.is_rx_reassoc_bss++;
} else {
vap->iv_stats.is_rx_assoc_bss++;
}
/*pengruofeng add end 2011-5-9*/
/*zhaoyang1 transplant end*/
return -EINVAL;
}
A_STATUS
wlan_parse_beacon(A_UINT8 *buf, int framelen, struct ieee80211_common_ie *cie, A_UINT8 phy_mode) /* Bug 82893 */
{
A_UINT8 *frm, *efrm;
A_UINT8 elemid_ssid = FALSE;
frm = buf;
efrm = (A_UINT8 *) (frm + framelen);
/*
* beacon/probe response frame format
* [8] time stamp
* [2] beacon interval
* [2] capability information
* [tlv] ssid
* [tlv] supported rates
* [tlv] country information
* [tlv] parameter set (FH/DS)
* [tlv] erp information
* [tlv] extended supported rates
* [tlv] WMM
* [tlv] WPA or RSN
* [tlv] Atheros Advanced Capabilities
*/
IEEE80211_VERIFY_LENGTH(efrm - frm, 12);
A_MEMZERO(cie, sizeof(*cie));
cie->ie_tstamp = frm; frm += 8;
cie->ie_beaconInt = A_LE2CPU16(*(A_UINT16 *)frm); frm += 2;
cie->ie_capInfo = A_LE2CPU16(*(A_UINT16 *)frm); frm += 2;
cie->ie_chan = 0;
while (frm < efrm) {
switch (*frm) {
case IEEE80211_ELEMID_SSID:
if (!elemid_ssid) {
cie->ie_ssid = frm;
elemid_ssid = TRUE;
}
break;
case IEEE80211_ELEMID_RATES:
cie->ie_rates = frm;
if (A_OK != check_phy_rates(cie->ie_rates, phy_mode)) /* Fix Bug 82893 */
return A_EINVAL;
break;
case IEEE80211_ELEMID_COUNTRY:
cie->ie_country = frm;
break;
case IEEE80211_ELEMID_FHPARMS:
break;
case IEEE80211_ELEMID_DSPARMS:
cie->ie_chan = frm[2];
break;
case IEEE80211_ELEMID_TIM:
cie->ie_tim = frm;
break;
case IEEE80211_ELEMID_IBSSPARMS:
break;
case IEEE80211_ELEMID_XRATES:
cie->ie_xrates = frm;
if (A_OK != check_phy_rates(cie->ie_xrates, phy_mode)) /* Fix Bug 82893 */
return A_EINVAL;
break;
case IEEE80211_ELEMID_ERP:
if (frm[1] != 1) {
//A_PRINTF("Discarding ERP Element - Bad Len\n");
return A_EINVAL;
}
cie->ie_erp = frm[2];
break;
case IEEE80211_ELEMID_RSN:
cie->ie_rsn = frm;
break;
#ifdef WAPI_ENABLE
case IEEE80211_ELEMID_WAPI:
cie->ie_wapi = frm;
break;
#endif /* WAPI_ENABLE */
case IEEE80211_ELEMID_VENDOR:
if (iswpaoui(frm)) {
cie->ie_wpa = frm;
} else if (iswmmoui(frm)) {
cie->ie_wmm = frm;
} else if (isatherosoui(frm)) {
cie->ie_ath = frm;
} else if(iswscoui(frm)) {
cie->ie_wsc = frm;
}
break;
default:
break;
}
frm += frm[1] + 2;
}
IEEE80211_VERIFY_ELEMENT(cie->ie_rates, IEEE80211_RATE_MAXSIZE);
IEEE80211_VERIFY_ELEMENT(cie->ie_ssid, IEEE80211_NWID_LEN);
return A_OK;
}
