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rtl8188eu/core/rtw_ap.c
Larry Finger 19db43ecbd rtl8188eu: Backport kernel version 
This driver was added to the kernel with version 3.12. The changes in that
version are now brought back to the GitHub repo. Essentually all of the code
is updated.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2013-10-19 12:45:47 -05:00

1988 lines
55 KiB
C
Raw Blame History

/******************************************************************************
*
* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _RTW_AP_C_
#include <osdep_service.h>
#include <drv_types.h>
#include <wifi.h>
#include <ieee80211.h>
#ifdef CONFIG_88EU_AP_MODE
void init_mlme_ap_info(struct adapter *padapter)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct sta_priv *pstapriv = &padapter->stapriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
_rtw_spinlock_init(&pmlmepriv->bcn_update_lock);
/* for ACL */
_rtw_init_queue(&pacl_list->acl_node_q);
start_ap_mode(padapter);
}
void free_mlme_ap_info(struct adapter *padapter)
{
unsigned long irqL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
pmlmepriv->update_bcn = false;
pmlmeext->bstart_bss = false;
rtw_sta_flush(padapter);
pmlmeinfo->state = _HW_STATE_NOLINK_;
/* free_assoc_sta_resources */
rtw_free_all_stainfo(padapter);
/* free bc/mc sta_info */
psta = rtw_get_bcmc_stainfo(padapter);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(padapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
_rtw_spinlock_free(&pmlmepriv->bcn_update_lock);
}
static void update_BCNTIM(struct adapter *padapter)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
unsigned char *pie = pnetwork_mlmeext->IEs;
/* update TIM IE */
if (true) {
u8 *p, *dst_ie, *premainder_ie = NULL;
u8 *pbackup_remainder_ie = NULL;
__le16 tim_bitmap_le;
uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
tim_bitmap_le = cpu_to_le16(pstapriv->tim_bitmap);
p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen, pnetwork_mlmeext->IELength - _FIXED_IE_LENGTH_);
if (p != NULL && tim_ielen > 0) {
tim_ielen += 2;
premainder_ie = p+tim_ielen;
tim_ie_offset = (int)(p - pie);
remainder_ielen = pnetwork_mlmeext->IELength - tim_ie_offset - tim_ielen;
/* append TIM IE from dst_ie offset */
dst_ie = p;
} else {
tim_ielen = 0;
/* calucate head_len */
offset = _FIXED_IE_LENGTH_;
offset += pnetwork_mlmeext->Ssid.SsidLength + 2;
/* get supported rates len */
p = rtw_get_ie(pie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &tmp_len, (pnetwork_mlmeext->IELength - _BEACON_IE_OFFSET_));
if (p != NULL)
offset += tmp_len+2;
/* DS Parameter Set IE, len = 3 */
offset += 3;
premainder_ie = pie + offset;
remainder_ielen = pnetwork_mlmeext->IELength - offset - tim_ielen;
/* append TIM IE from offset */
dst_ie = pie + offset;
}
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
*dst_ie++ = _TIM_IE_;
if ((pstapriv->tim_bitmap&0xff00) && (pstapriv->tim_bitmap&0x00fc))
tim_ielen = 5;
else
tim_ielen = 4;
*dst_ie++ = tim_ielen;
*dst_ie++ = 0;/* DTIM count */
*dst_ie++ = 1;/* DTIM peroid */
if (pstapriv->tim_bitmap&BIT(0))/* for bc/mc frames */
*dst_ie++ = BIT(0);/* bitmap ctrl */
else
*dst_ie++ = 0;
if (tim_ielen == 4) {
*dst_ie++ = *(u8 *)&tim_bitmap_le;
} else if (tim_ielen == 5) {
memcpy(dst_ie, &tim_bitmap_le, 2);
dst_ie += 2;
}
/* copy remainder IE */
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
kfree(pbackup_remainder_ie);
}
offset = (uint)(dst_ie - pie);
pnetwork_mlmeext->IELength = offset + remainder_ielen;
}
set_tx_beacon_cmd(padapter);
}
void rtw_add_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index, u8 *data, u8 len)
{
struct ndis_802_11_var_ie *pIE;
u8 bmatch = false;
u8 *pie = pnetwork->IEs;
u8 *p = NULL, *dst_ie = NULL, *premainder_ie = NULL;
u8 *pbackup_remainder_ie = NULL;
u32 i, offset, ielen = 0, ie_offset, remainder_ielen = 0;
for (i = sizeof(struct ndis_802_11_fixed_ie); i < pnetwork->IELength;) {
pIE = (struct ndis_802_11_var_ie *)(pnetwork->IEs + i);
if (pIE->ElementID > index) {
break;
} else if (pIE->ElementID == index) { /* already exist the same IE */
p = (u8 *)pIE;
ielen = pIE->Length;
bmatch = true;
break;
}
p = (u8 *)pIE;
ielen = pIE->Length;
i += (pIE->Length + 2);
}
if (p != NULL && ielen > 0) {
ielen += 2;
premainder_ie = p+ielen;
ie_offset = (int)(p - pie);
remainder_ielen = pnetwork->IELength - ie_offset - ielen;
if (bmatch)
dst_ie = p;
else
dst_ie = (p+ielen);
}
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
*dst_ie++ = index;
*dst_ie++ = len;
memcpy(dst_ie, data, len);
dst_ie += len;
/* copy remainder IE */
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
kfree(pbackup_remainder_ie);
}
offset = (uint)(dst_ie - pie);
pnetwork->IELength = offset + remainder_ielen;
}
void rtw_remove_bcn_ie(struct adapter *padapter, struct wlan_bssid_ex *pnetwork, u8 index)
{
u8 *p, *dst_ie = NULL, *premainder_ie = NULL;
u8 *pbackup_remainder_ie = NULL;
uint offset, ielen, ie_offset, remainder_ielen = 0;
u8 *pie = pnetwork->IEs;
p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, index, &ielen,
pnetwork->IELength - _FIXED_IE_LENGTH_);
if (p != NULL && ielen > 0) {
ielen += 2;
premainder_ie = p+ielen;
ie_offset = (int)(p - pie);
remainder_ielen = pnetwork->IELength - ie_offset - ielen;
dst_ie = p;
}
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie && premainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
/* copy remainder IE */
if (pbackup_remainder_ie) {
memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
kfree(pbackup_remainder_ie);
}
offset = (uint)(dst_ie - pie);
pnetwork->IELength = offset + remainder_ielen;
}
static u8 chk_sta_is_alive(struct sta_info *psta)
{
u8 ret = false;
if ((psta->sta_stats.last_rx_data_pkts + psta->sta_stats.last_rx_ctrl_pkts) ==
(psta->sta_stats.rx_data_pkts + psta->sta_stats.rx_ctrl_pkts))
;
else
ret = true;
sta_update_last_rx_pkts(psta);
return ret;
}
void expire_timeout_chk(struct adapter *padapter)
{
unsigned long irqL;
struct list_head *phead, *plist;
u8 updated = 0;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 chk_alive_num = 0;
char chk_alive_list[NUM_STA];
int i;
_enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
phead = &pstapriv->auth_list;
plist = get_next(phead);
/* check auth_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, auth_list);
plist = get_next(plist);
if (psta->expire_to > 0) {
psta->expire_to--;
if (psta->expire_to == 0) {
rtw_list_delete(&psta->auth_list);
pstapriv->auth_list_cnt--;
DBG_88E("auth expire %6ph\n",
psta->hwaddr);
_exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(padapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
_enter_critical_bh(&pstapriv->auth_list_lock, &irqL);
}
}
}
_exit_critical_bh(&pstapriv->auth_list_lock, &irqL);
psta = NULL;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* check asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
if (chk_sta_is_alive(psta) || !psta->expire_to) {
psta->expire_to = pstapriv->expire_to;
psta->keep_alive_trycnt = 0;
psta->under_exist_checking = 0;
} else {
psta->expire_to--;
}
if (psta->expire_to <= 0) {
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (padapter->registrypriv.wifi_spec == 1) {
psta->expire_to = pstapriv->expire_to;
continue;
}
if (psta->state & WIFI_SLEEP_STATE) {
if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
/* to check if alive by another methods if staion is at ps mode. */
psta->expire_to = pstapriv->expire_to;
psta->state |= WIFI_STA_ALIVE_CHK_STATE;
/* to update bcn with tim_bitmap for this station */
pstapriv->tim_bitmap |= BIT(psta->aid);
update_beacon(padapter, _TIM_IE_, NULL, false);
if (!pmlmeext->active_keep_alive_check)
continue;
}
}
if (pmlmeext->active_keep_alive_check) {
int stainfo_offset;
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset))
chk_alive_list[chk_alive_num++] = stainfo_offset;
continue;
}
rtw_list_delete(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
} else {
/* TODO: Aging mechanism to digest frames in sleep_q to avoid running out of xmitframe */
if (psta->sleepq_len > (NR_XMITFRAME/pstapriv->asoc_list_cnt) &&
padapter->xmitpriv.free_xmitframe_cnt < (NR_XMITFRAME/pstapriv->asoc_list_cnt/2)) {
DBG_88E("%s sta:%pM, sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
(psta->hwaddr), psta->sleepq_len,
padapter->xmitpriv.free_xmitframe_cnt,
pstapriv->asoc_list_cnt);
wakeup_sta_to_xmit(padapter, psta);
}
}
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
if (chk_alive_num) {
u8 backup_oper_channel = 0;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
/* switch to correct channel of current network before issue keep-alive frames */
if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
backup_oper_channel = rtw_get_oper_ch(padapter);
SelectChannel(padapter, pmlmeext->cur_channel);
}
/* issue null data to check sta alive*/
for (i = 0; i < chk_alive_num; i++) {
int ret = _FAIL;
psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
if (psta->state & WIFI_SLEEP_STATE)
ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
else
ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
psta->keep_alive_trycnt++;
if (ret == _SUCCESS) {
DBG_88E("asoc check, sta(%pM) is alive\n", (psta->hwaddr));
psta->expire_to = pstapriv->expire_to;
psta->keep_alive_trycnt = 0;
continue;
} else if (psta->keep_alive_trycnt <= 3) {
DBG_88E("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
psta->expire_to = 1;
continue;
}
psta->keep_alive_trycnt = 0;
DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
rtw_list_delete(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
}
if (backup_oper_channel > 0) /* back to the original operation channel */
SelectChannel(padapter, backup_oper_channel);
}
associated_clients_update(padapter, updated);
}
void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
{
int i;
u8 rf_type;
u32 init_rate = 0;
unsigned char sta_band = 0, raid, shortGIrate = false;
unsigned char limit;
unsigned int tx_ra_bitmap = 0;
struct ht_priv *psta_ht = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
if (psta)
psta_ht = &psta->htpriv;
else
return;
if (!(psta->state & _FW_LINKED))
return;
/* b/g mode ra_bitmap */
for (i = 0; i < sizeof(psta->bssrateset); i++) {
if (psta->bssrateset[i])
tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
}
/* n mode ra_bitmap */
if (psta_ht->ht_option) {
rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
if (rf_type == RF_2T2R)
limit = 16;/* 2R */
else
limit = 8;/* 1R */
for (i = 0; i < limit; i++) {
if (psta_ht->ht_cap.supp_mcs_set[i/8] & BIT(i%8))
tx_ra_bitmap |= BIT(i+12);
}
/* max short GI rate */
shortGIrate = psta_ht->sgi;
}
if (pcur_network->Configuration.DSConfig > 14) {
/* 5G band */
if (tx_ra_bitmap & 0xffff000)
sta_band |= WIRELESS_11_5N | WIRELESS_11A;
else
sta_band |= WIRELESS_11A;
} else {
if (tx_ra_bitmap & 0xffff000)
sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
else if (tx_ra_bitmap & 0xff0)
sta_band |= WIRELESS_11G | WIRELESS_11B;
else
sta_band |= WIRELESS_11B;
}
psta->wireless_mode = sta_band;
raid = networktype_to_raid(sta_band);
init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
if (psta->aid < NUM_STA) {
u8 arg = 0;
arg = psta->mac_id&0x1f;
arg |= BIT(7);/* support entry 2~31 */
if (shortGIrate)
arg |= BIT(5);
tx_ra_bitmap |= ((raid<<28)&0xf0000000);
DBG_88E("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = 0x%x\n",
__func__ , psta->mac_id, raid , tx_ra_bitmap, arg);
/* bitmap[0:27] = tx_rate_bitmap */
/* bitmap[28:31]= Rate Adaptive id */
/* arg[0:4] = macid */
/* arg[5] = Short GI */
rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
if (shortGIrate)
init_rate |= BIT(6);
/* set ra_id, init_rate */
psta->raid = raid;
psta->init_rate = init_rate;
} else {
DBG_88E("station aid %d exceed the max number\n", psta->aid);
}
}
static void update_bmc_sta(struct adapter *padapter)
{
unsigned long irqL;
u32 init_rate = 0;
unsigned char network_type, raid;
int i, supportRateNum = 0;
unsigned int tx_ra_bitmap = 0;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
if (psta) {
psta->aid = 0;/* default set to 0 */
psta->mac_id = psta->aid + 1;
psta->qos_option = 0;
psta->htpriv.ht_option = false;
psta->ieee8021x_blocked = 0;
_rtw_memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
/* prepare for add_RATid */
supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, 1);
memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
psta->bssratelen = supportRateNum;
/* b/g mode ra_bitmap */
for (i = 0; i < supportRateNum; i++) {
if (psta->bssrateset[i])
tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i]&0x7f);
}
if (pcur_network->Configuration.DSConfig > 14) {
/* force to A mode. 5G doesn't support CCK rates */
network_type = WIRELESS_11A;
tx_ra_bitmap = 0x150; /* 6, 12, 24 Mbps */
} else {
/* force to b mode */
network_type = WIRELESS_11B;
tx_ra_bitmap = 0xf;
}
raid = networktype_to_raid(network_type);
init_rate = get_highest_rate_idx(tx_ra_bitmap&0x0fffffff)&0x3f;
/* ap mode */
rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
{
u8 arg = 0;
arg = psta->mac_id&0x1f;
arg |= BIT(7);
tx_ra_bitmap |= ((raid<<28)&0xf0000000);
DBG_88E("update_bmc_sta, mask = 0x%x, arg = 0x%x\n", tx_ra_bitmap, arg);
/* bitmap[0:27] = tx_rate_bitmap */
/* bitmap[28:31]= Rate Adaptive id */
/* arg[0:4] = macid */
/* arg[5] = Short GI */
rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
}
/* set ra_id, init_rate */
psta->raid = raid;
psta->init_rate = init_rate;
rtw_stassoc_hw_rpt(padapter, psta);
_enter_critical_bh(&psta->lock, &irqL);
psta->state = _FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
} else {
DBG_88E("add_RATid_bmc_sta error!\n");
}
}
/* notes: */
/* AID: 1~MAX for sta and 0 for bc/mc in ap/adhoc mode */
/* MAC_ID = AID+1 for sta in ap/adhoc mode */
/* MAC_ID = 1 for bc/mc for sta/ap/adhoc */
/* MAC_ID = 0 for bssid for sta/ap/adhoc */
/* CAM_ID = 0~3 for default key, cmd_id = macid + 3, macid = aid+1; */
void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
struct ht_priv *phtpriv_sta = &psta->htpriv;
psta->mac_id = psta->aid+1;
DBG_88E("%s\n", __func__);
/* ap mode */
rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
psta->ieee8021x_blocked = true;
else
psta->ieee8021x_blocked = false;
/* update sta's cap */
/* ERP */
VCS_update(padapter, psta);
/* HT related cap */
if (phtpriv_sta->ht_option) {
/* check if sta supports rx ampdu */
phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
/* check if sta support s Short GI */
if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40))
phtpriv_sta->sgi = true;
/* bwmode */
if ((phtpriv_sta->ht_cap.cap_info & phtpriv_ap->ht_cap.cap_info) & IEEE80211_HT_CAP_SUP_WIDTH) {
phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
}
psta->qos_option = true;
} else {
phtpriv_sta->ampdu_enable = false;
phtpriv_sta->sgi = false;
phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
}
/* Rx AMPDU */
send_delba(padapter, 0, psta->hwaddr);/* recipient */
/* TX AMPDU */
send_delba(padapter, 1, psta->hwaddr);/* originator */
phtpriv_sta->agg_enable_bitmap = 0x0;/* reset */
phtpriv_sta->candidate_tid_bitmap = 0x0;/* reset */
/* todo: init other variables */
_rtw_memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats));
_enter_critical_bh(&psta->lock, &irqL);
psta->state |= _FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
}
static void update_hw_ht_param(struct adapter *padapter)
{
unsigned char max_AMPDU_len;
unsigned char min_MPDU_spacing;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
DBG_88E("%s\n", __func__);
/* handle A-MPDU parameter field */
/*
AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
AMPDU_para [4:2]:Min MPDU Start Spacing
*/
max_AMPDU_len = pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x03;
min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) >> 2;
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
/* */
/* Config SM Power Save setting */
/* */
pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
}
static void start_bss_network(struct adapter *padapter, u8 *pbuf)
{
u8 *p;
u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
u16 bcn_interval;
u32 acparm;
int ie_len;
struct registry_priv *pregpriv = &padapter->registrypriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct security_priv *psecuritypriv = &(padapter->securitypriv);
struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network);
struct HT_info_element *pht_info = NULL;
#ifdef CONFIG_88EU_P2P
struct wifidirect_info *pwdinfo = &(padapter->wdinfo);
#endif /* CONFIG_88EU_P2P */
bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
cur_channel = pnetwork->Configuration.DSConfig;
cur_bwmode = HT_CHANNEL_WIDTH_20;
cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
/* check if there is wps ie, */
/* if there is wpsie in beacon, the hostapd will update beacon twice when stating hostapd, */
/* and at first time the security ie (RSN/WPA IE) will not include in beacon. */
if (!rtw_get_wps_ie(pnetwork->IEs+_FIXED_IE_LENGTH_, pnetwork->IELength-_FIXED_IE_LENGTH_, NULL, NULL))
pmlmeext->bstart_bss = true;
/* todo: update wmm, ht cap */
if (pmlmepriv->qospriv.qos_option)
pmlmeinfo->WMM_enable = true;
if (pmlmepriv->htpriv.ht_option) {
pmlmeinfo->WMM_enable = true;
pmlmeinfo->HT_enable = true;
update_hw_ht_param(padapter);
}
if (pmlmepriv->cur_network.join_res != true) { /* setting only at first time */
/* WEP Key will be set before this function, do not clear CAM. */
if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
(psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
flush_all_cam_entry(padapter); /* clear CAM */
}
/* set MSR to AP_Mode */
Set_MSR(padapter, _HW_STATE_AP_);
/* Set BSSID REG */
rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
/* Set EDCA param reg */
acparm = 0x002F3217; /* VO */
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
acparm = 0x005E4317; /* VI */
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
acparm = 0x005ea42b;
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
acparm = 0x0000A444; /* BK */
rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
/* Set Security */
val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
/* Beacon Control related register */
rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
UpdateBrateTbl(padapter, pnetwork->SupportedRates);
rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
if (!pmlmepriv->cur_network.join_res) { /* setting only at first time */
/* turn on all dynamic functions */
Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
}
/* set channel, bwmode */
p = rtw_get_ie((pnetwork->IEs + sizeof(struct ndis_802_11_fixed_ie)), _HT_ADD_INFO_IE_, &ie_len, (pnetwork->IELength - sizeof(struct ndis_802_11_fixed_ie)));
if (p && ie_len) {
pht_info = (struct HT_info_element *)(p+2);
if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
/* switch to the 40M Hz mode */
cur_bwmode = HT_CHANNEL_WIDTH_40;
switch (pht_info->infos[0] & 0x3) {
case 1:
cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case 3:
cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
break;
}
}
}
/* TODO: need to judge the phy parameters on concurrent mode for single phy */
set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
DBG_88E("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode, cur_ch_offset);
/* */
pmlmeext->cur_channel = cur_channel;
pmlmeext->cur_bwmode = cur_bwmode;
pmlmeext->cur_ch_offset = cur_ch_offset;
pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
/* update cur_wireless_mode */
update_wireless_mode(padapter);
/* udpate capability after cur_wireless_mode updated */
update_capinfo(padapter, rtw_get_capability((struct wlan_bssid_ex *)pnetwork));
/* let pnetwork_mlmeext == pnetwork_mlme. */
memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
#ifdef CONFIG_88EU_P2P
memcpy(pwdinfo->p2p_group_ssid, pnetwork->Ssid.Ssid, pnetwork->Ssid.SsidLength);
pwdinfo->p2p_group_ssid_len = pnetwork->Ssid.SsidLength;
#endif /* CONFIG_88EU_P2P */
if (pmlmeext->bstart_bss) {
update_beacon(padapter, _TIM_IE_, NULL, false);
/* issue beacon frame */
if (send_beacon(padapter) == _FAIL)
DBG_88E("issue_beacon, fail!\n");
}
/* update bc/mc sta_info */
update_bmc_sta(padapter);
}
int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
{
int ret = _SUCCESS;
u8 *p;
u8 *pHT_caps_ie = NULL;
u8 *pHT_info_ie = NULL;
struct sta_info *psta = NULL;
u16 cap, ht_cap = false;
uint ie_len = 0;
int group_cipher, pairwise_cipher;
u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
int supportRateNum = 0;
u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
u8 *ie = pbss_network->IEs;
/* SSID */
/* Supported rates */
/* DS Params */
/* WLAN_EID_COUNTRY */
/* ERP Information element */
/* Extended supported rates */
/* WPA/WPA2 */
/* Wi-Fi Wireless Multimedia Extensions */
/* ht_capab, ht_oper */
/* WPS IE */
DBG_88E("%s, len =%d\n", __func__, len);
if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
return _FAIL;
if (len > MAX_IE_SZ)
return _FAIL;
pbss_network->IELength = len;
_rtw_memset(ie, 0, MAX_IE_SZ);
memcpy(ie, pbuf, pbss_network->IELength);
if (pbss_network->InfrastructureMode != Ndis802_11APMode)
return _FAIL;
pbss_network->Rssi = 0;
memcpy(pbss_network->MacAddress, myid(&(padapter->eeprompriv)), ETH_ALEN);
/* beacon interval */
p = rtw_get_beacon_interval_from_ie(ie);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
pbss_network->Configuration.BeaconPeriod = RTW_GET_LE16(p);
/* capability */
cap = RTW_GET_LE16(ie);
/* SSID */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
_rtw_memset(&pbss_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
memcpy(pbss_network->Ssid.Ssid, (p + 2), ie_len);
pbss_network->Ssid.SsidLength = ie_len;
}
/* channel */
channel = 0;
pbss_network->Configuration.Length = 0;
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
channel = *(p + 2);
pbss_network->Configuration.DSConfig = channel;
_rtw_memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
/* get supported rates */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p != NULL) {
memcpy(supportRate, p+2, ie_len);
supportRateNum = ie_len;
}
/* get ext_supported rates */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->IELength - _BEACON_IE_OFFSET_);
if (p != NULL) {
memcpy(supportRate+supportRateNum, p+2, ie_len);
supportRateNum += ie_len;
}
network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
/* parsing ERP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
ERP_IE_handler(padapter, (struct ndis_802_11_var_ie *)p);
/* update privacy/security */
if (cap & BIT(4))
pbss_network->Privacy = 1;
else
pbss_network->Privacy = 0;
psecuritypriv->wpa_psk = 0;
/* wpa2 */
group_cipher = 0;
pairwise_cipher = 0;
psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
if (rtw_parse_wpa2_ie(p, ie_len+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
psecuritypriv->wpa_psk |= BIT(1);
psecuritypriv->wpa2_group_cipher = group_cipher;
psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
}
}
/* wpa */
ie_len = 0;
group_cipher = 0;
pairwise_cipher = 0;
psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
p = rtw_get_ie(p, _SSN_IE_1_, &ie_len,
(pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
if ((p) && (_rtw_memcmp(p+2, OUI1, 4))) {
if (rtw_parse_wpa_ie(p, ie_len+2, &group_cipher,
&pairwise_cipher, NULL) == _SUCCESS) {
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
psecuritypriv->dot8021xalg = 1;/* psk, todo:802.1x */
psecuritypriv->wpa_psk |= BIT(0);
psecuritypriv->wpa_group_cipher = group_cipher;
psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
}
break;
}
if ((p == NULL) || (ie_len == 0))
break;
}
/* wmm */
ie_len = 0;
pmlmepriv->qospriv.qos_option = 0;
if (pregistrypriv->wmm_enable) {
for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len,
(pbss_network->IELength - _BEACON_IE_OFFSET_ - (ie_len + 2)));
if ((p) && _rtw_memcmp(p+2, WMM_PARA_IE, 6)) {
pmlmepriv->qospriv.qos_option = 1;
*(p+8) |= BIT(7);/* QoS Info, support U-APSD */
/* disable all ACM bits since the WMM admission control is not supported */
*(p + 10) &= ~BIT(4); /* BE */
*(p + 14) &= ~BIT(4); /* BK */
*(p + 18) &= ~BIT(4); /* VI */
*(p + 22) &= ~BIT(4); /* VO */
break;
}
if ((p == NULL) || (ie_len == 0))
break;
}
}
/* parsing HT_CAP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len,
(pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0) {
u8 rf_type;
struct rtw_ieee80211_ht_cap *pht_cap = (struct rtw_ieee80211_ht_cap *)(p+2);
pHT_caps_ie = p;
ht_cap = true;
network_type |= WIRELESS_11_24N;
rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
(psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
else
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
/* set Max Rx AMPDU size to 64K */
pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & 0x03);
if (rf_type == RF_1T1R) {
pht_cap->supp_mcs_set[0] = 0xff;
pht_cap->supp_mcs_set[1] = 0x0;
}
memcpy(&pmlmepriv->htpriv.ht_cap, p+2, ie_len);
}
/* parsing HT_INFO_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len,
(pbss_network->IELength - _BEACON_IE_OFFSET_));
if (p && ie_len > 0)
pHT_info_ie = p;
switch (network_type) {
case WIRELESS_11B:
pbss_network->NetworkTypeInUse = Ndis802_11DS;
break;
case WIRELESS_11G:
case WIRELESS_11BG:
case WIRELESS_11G_24N:
case WIRELESS_11BG_24N:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
break;
case WIRELESS_11A:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
break;
default:
pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
break;
}
pmlmepriv->cur_network.network_type = network_type;
pmlmepriv->htpriv.ht_option = false;
if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
(psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
/* todo: */
/* ht_cap = false; */
}
/* ht_cap */
if (pregistrypriv->ht_enable && ht_cap) {
pmlmepriv->htpriv.ht_option = true;
pmlmepriv->qospriv.qos_option = 1;
if (pregistrypriv->ampdu_enable == 1)
pmlmepriv->htpriv.ampdu_enable = true;
HT_caps_handler(padapter, (struct ndis_802_11_var_ie *)pHT_caps_ie);
HT_info_handler(padapter, (struct ndis_802_11_var_ie *)pHT_info_ie);
}
pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pbss_network);
/* issue beacon to start bss network */
start_bss_network(padapter, (u8 *)pbss_network);
/* alloc sta_info for ap itself */
psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
if (!psta) {
psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
if (psta == NULL)
return _FAIL;
}
pmlmepriv->cur_network.join_res = true;/* for check if already set beacon */
return ret;
}
void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
DBG_88E("%s, mode =%d\n", __func__, mode);
pacl_list->mode = mode;
}
int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
{
unsigned long irqL;
struct list_head *plist, *phead;
u8 added = false;
int i, ret = 0;
struct rtw_wlan_acl_node *paclnode;
struct sta_priv *pstapriv = &padapter->stapriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
struct __queue *pacl_node_q = &pacl_list->acl_node_q;
DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
if ((NUM_ACL-1) < pacl_list->num)
return -1;
_enter_critical_bh(&(pacl_node_q->lock), &irqL);
phead = get_list_head(pacl_node_q);
plist = get_next(phead);
while (!rtw_end_of_queue_search(phead, plist)) {
paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
plist = get_next(plist);
if (_rtw_memcmp(paclnode->addr, addr, ETH_ALEN)) {
if (paclnode->valid) {
added = true;
DBG_88E("%s, sta has been added\n", __func__);
break;
}
}
}
_exit_critical_bh(&(pacl_node_q->lock), &irqL);
if (added)
return ret;
_enter_critical_bh(&(pacl_node_q->lock), &irqL);
for (i = 0; i < NUM_ACL; i++) {
paclnode = &pacl_list->aclnode[i];
if (!paclnode->valid) {
_rtw_init_listhead(&paclnode->list);
memcpy(paclnode->addr, addr, ETH_ALEN);
paclnode->valid = true;
rtw_list_insert_tail(&paclnode->list, get_list_head(pacl_node_q));
pacl_list->num++;
break;
}
}
DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
_exit_critical_bh(&(pacl_node_q->lock), &irqL);
return ret;
}
int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
{
unsigned long irqL;
struct list_head *plist, *phead;
int ret = 0;
struct rtw_wlan_acl_node *paclnode;
struct sta_priv *pstapriv = &padapter->stapriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
struct __queue *pacl_node_q = &pacl_list->acl_node_q;
DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
_enter_critical_bh(&(pacl_node_q->lock), &irqL);
phead = get_list_head(pacl_node_q);
plist = get_next(phead);
while (!rtw_end_of_queue_search(phead, plist)) {
paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
plist = get_next(plist);
if (_rtw_memcmp(paclnode->addr, addr, ETH_ALEN)) {
if (paclnode->valid) {
paclnode->valid = false;
rtw_list_delete(&paclnode->list);
pacl_list->num--;
}
}
}
_exit_critical_bh(&(pacl_node_q->lock), &irqL);
DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
return ret;
}
static void update_bcn_fixed_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_erpinfo_ie(struct adapter *padapter)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
unsigned char *p, *ie = pnetwork->IEs;
u32 len = 0;
DBG_88E("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
if (!pmlmeinfo->ERP_enable)
return;
/* parsing ERP_IE */
p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len,
(pnetwork->IELength - _BEACON_IE_OFFSET_));
if (p && len > 0) {
struct ndis_802_11_var_ie *pIE = (struct ndis_802_11_var_ie *)p;
if (pmlmepriv->num_sta_non_erp == 1)
pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION;
else
pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT|RTW_ERP_INFO_USE_PROTECTION);
if (pmlmepriv->num_sta_no_short_preamble > 0)
pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
else
pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
ERP_IE_handler(padapter, pIE);
}
}
static void update_bcn_htcap_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_htinfo_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_rsn_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_wpa_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_wmm_ie(struct adapter *padapter)
{
DBG_88E("%s\n", __func__);
}
static void update_bcn_wps_ie(struct adapter *padapter)
{
u8 *pwps_ie = NULL, *pwps_ie_src;
u8 *premainder_ie, *pbackup_remainder_ie = NULL;
uint wps_ielen = 0, wps_offset, remainder_ielen;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network);
unsigned char *ie = pnetwork->IEs;
u32 ielen = pnetwork->IELength;
DBG_88E("%s\n", __func__);
pwps_ie = rtw_get_wps_ie(ie+_FIXED_IE_LENGTH_, ielen-_FIXED_IE_LENGTH_, NULL, &wps_ielen);
if (pwps_ie == NULL || wps_ielen == 0)
return;
wps_offset = (uint)(pwps_ie-ie);
premainder_ie = pwps_ie + wps_ielen;
remainder_ielen = ielen - wps_offset - wps_ielen;
if (remainder_ielen > 0) {
pbackup_remainder_ie = rtw_malloc(remainder_ielen);
if (pbackup_remainder_ie)
memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
}
pwps_ie_src = pmlmepriv->wps_beacon_ie;
if (pwps_ie_src == NULL)
return;
wps_ielen = (uint)pwps_ie_src[1];/* to get ie data len */
if ((wps_offset+wps_ielen+2+remainder_ielen) <= MAX_IE_SZ) {
memcpy(pwps_ie, pwps_ie_src, wps_ielen+2);
pwps_ie += (wps_ielen+2);
if (pbackup_remainder_ie)
memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
/* update IELength */
pnetwork->IELength = wps_offset + (wps_ielen+2) + remainder_ielen;
}
if (pbackup_remainder_ie)
kfree(pbackup_remainder_ie);
}
static void update_bcn_p2p_ie(struct adapter *padapter)
{
}
static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
{
DBG_88E("%s\n", __func__);
if (_rtw_memcmp(RTW_WPA_OUI, oui, 4))
update_bcn_wpa_ie(padapter);
else if (_rtw_memcmp(WMM_OUI, oui, 4))
update_bcn_wmm_ie(padapter);
else if (_rtw_memcmp(WPS_OUI, oui, 4))
update_bcn_wps_ie(padapter);
else if (_rtw_memcmp(P2P_OUI, oui, 4))
update_bcn_p2p_ie(padapter);
else
DBG_88E("unknown OUI type!\n");
}
void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv;
struct mlme_ext_priv *pmlmeext;
if (!padapter)
return;
pmlmepriv = &(padapter->mlmepriv);
pmlmeext = &(padapter->mlmeextpriv);
if (!pmlmeext->bstart_bss)
return;
_enter_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
switch (ie_id) {
case 0xFF:
update_bcn_fixed_ie(padapter);/* 8: TimeStamp, 2: Beacon Interval 2:Capability */
break;
case _TIM_IE_:
update_BCNTIM(padapter);
break;
case _ERPINFO_IE_:
update_bcn_erpinfo_ie(padapter);
break;
case _HT_CAPABILITY_IE_:
update_bcn_htcap_ie(padapter);
break;
case _RSN_IE_2_:
update_bcn_rsn_ie(padapter);
break;
case _HT_ADD_INFO_IE_:
update_bcn_htinfo_ie(padapter);
break;
case _VENDOR_SPECIFIC_IE_:
update_bcn_vendor_spec_ie(padapter, oui);
break;
default:
break;
}
pmlmepriv->update_bcn = true;
_exit_critical_bh(&pmlmepriv->bcn_update_lock, &irqL);
if (tx)
set_tx_beacon_cmd(padapter);
}
/*
op_mode
Set to 0 (HT pure) under the followign conditions
- all STAs in the BSS are 20/40 MHz HT in 20/40 MHz BSS or
- all STAs in the BSS are 20 MHz HT in 20 MHz BSS
Set to 1 (HT non-member protection) if there may be non-HT STAs
in both the primary and the secondary channel
Set to 2 if only HT STAs are associated in BSS,
however and at least one 20 MHz HT STA is associated
Set to 3 (HT mixed mode) when one or more non-HT STAs are associated
(currently non-GF HT station is considered as non-HT STA also)
*/
static int rtw_ht_operation_update(struct adapter *padapter)
{
u16 cur_op_mode, new_op_mode;
int op_mode_changes = 0;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
if (pmlmepriv->htpriv.ht_option)
return 0;
DBG_88E("%s current operation mode = 0x%X\n",
__func__, pmlmepriv->ht_op_mode);
if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
pmlmepriv->num_sta_ht_no_gf) {
pmlmepriv->ht_op_mode |=
HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
op_mode_changes++;
} else if ((pmlmepriv->ht_op_mode &
HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
pmlmepriv->num_sta_ht_no_gf == 0) {
pmlmepriv->ht_op_mode &=
~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
op_mode_changes++;
}
if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
(pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
op_mode_changes++;
} else if ((pmlmepriv->ht_op_mode &
HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
(pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
pmlmepriv->ht_op_mode &=
~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
op_mode_changes++;
}
/* Note: currently we switch to the MIXED op mode if HT non-greenfield
* station is associated. Probably it's a theoretical case, since
* it looks like all known HT STAs support greenfield.
*/
new_op_mode = 0;
if (pmlmepriv->num_sta_no_ht ||
(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
new_op_mode = OP_MODE_MIXED;
else if ((phtpriv_ap->ht_cap.cap_info & IEEE80211_HT_CAP_SUP_WIDTH) &&
pmlmepriv->num_sta_ht_20mhz)
new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
else if (pmlmepriv->olbc_ht)
new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
else
new_op_mode = OP_MODE_PURE;
cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
if (cur_op_mode != new_op_mode) {
pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
pmlmepriv->ht_op_mode |= new_op_mode;
op_mode_changes++;
}
DBG_88E("%s new operation mode = 0x%X changes =%d\n",
__func__, pmlmepriv->ht_op_mode, op_mode_changes);
return op_mode_changes;
}
void associated_clients_update(struct adapter *padapter, u8 updated)
{
/* update associcated stations cap. */
if (updated) {
unsigned long irqL;
struct list_head *phead, *plist;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* check asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
VCS_update(padapter, psta);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
}
}
/* called > TSR LEVEL for USB or SDIO Interface*/
void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
{
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
if (!psta->no_short_preamble_set) {
psta->no_short_preamble_set = 1;
pmlmepriv->num_sta_no_short_preamble++;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_preamble == 1)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
} else {
if (psta->no_short_preamble_set) {
psta->no_short_preamble_set = 0;
pmlmepriv->num_sta_no_short_preamble--;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_preamble == 0)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
}
if (psta->flags & WLAN_STA_NONERP) {
if (!psta->nonerp_set) {
psta->nonerp_set = 1;
pmlmepriv->num_sta_non_erp++;
if (pmlmepriv->num_sta_non_erp == 1) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
} else {
if (psta->nonerp_set) {
psta->nonerp_set = 0;
pmlmepriv->num_sta_non_erp--;
if (pmlmepriv->num_sta_non_erp == 0) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
}
if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT)) {
if (!psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 1;
pmlmepriv->num_sta_no_short_slot_time++;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_slot_time == 1)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
} else {
if (psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 0;
pmlmepriv->num_sta_no_short_slot_time--;
if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
(pmlmepriv->num_sta_no_short_slot_time == 0)) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
}
if (psta->flags & WLAN_STA_HT) {
u16 ht_capab = psta->htpriv.ht_cap.cap_info;
DBG_88E("HT: STA %pM HT Capabilities Info: 0x%04x\n",
(psta->hwaddr), ht_capab);
if (psta->no_ht_set) {
psta->no_ht_set = 0;
pmlmepriv->num_sta_no_ht--;
}
if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
if (!psta->no_ht_gf_set) {
psta->no_ht_gf_set = 1;
pmlmepriv->num_sta_ht_no_gf++;
}
DBG_88E("%s STA %pM - no greenfield, num of non-gf stations %d\n",
__func__, (psta->hwaddr),
pmlmepriv->num_sta_ht_no_gf);
}
if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
if (!psta->ht_20mhz_set) {
psta->ht_20mhz_set = 1;
pmlmepriv->num_sta_ht_20mhz++;
}
DBG_88E("%s STA %pM - 20 MHz HT, num of 20MHz HT STAs %d\n",
__func__, (psta->hwaddr),
pmlmepriv->num_sta_ht_20mhz);
}
} else {
if (!psta->no_ht_set) {
psta->no_ht_set = 1;
pmlmepriv->num_sta_no_ht++;
}
if (pmlmepriv->htpriv.ht_option) {
DBG_88E("%s STA %pM - no HT, num of non-HT stations %d\n",
__func__, (psta->hwaddr),
pmlmepriv->num_sta_no_ht);
}
}
if (rtw_ht_operation_update(padapter) > 0) {
update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
}
/* update associcated stations cap. */
associated_clients_update(padapter, beacon_updated);
DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
}
u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
{
u8 beacon_updated = false;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
if (!psta)
return beacon_updated;
if (psta->no_short_preamble_set) {
psta->no_short_preamble_set = 0;
pmlmepriv->num_sta_no_short_preamble--;
if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
pmlmepriv->num_sta_no_short_preamble == 0) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
if (psta->nonerp_set) {
psta->nonerp_set = 0;
pmlmepriv->num_sta_non_erp--;
if (pmlmepriv->num_sta_non_erp == 0) {
beacon_updated = true;
update_beacon(padapter, _ERPINFO_IE_, NULL, true);
}
}
if (psta->no_short_slot_time_set) {
psta->no_short_slot_time_set = 0;
pmlmepriv->num_sta_no_short_slot_time--;
if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
pmlmepriv->num_sta_no_short_slot_time == 0) {
beacon_updated = true;
update_beacon(padapter, 0xFF, NULL, true);
}
}
if (psta->no_ht_gf_set) {
psta->no_ht_gf_set = 0;
pmlmepriv->num_sta_ht_no_gf--;
}
if (psta->no_ht_set) {
psta->no_ht_set = 0;
pmlmepriv->num_sta_no_ht--;
}
if (psta->ht_20mhz_set) {
psta->ht_20mhz_set = 0;
pmlmepriv->num_sta_ht_20mhz--;
}
if (rtw_ht_operation_update(padapter) > 0) {
update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
}
/* update associcated stations cap. */
DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
return beacon_updated;
}
u8 ap_free_sta(struct adapter *padapter, struct sta_info *psta,
bool active, u16 reason)
{
unsigned long irqL;
u8 beacon_updated = false;
struct sta_priv *pstapriv = &padapter->stapriv;
if (!psta)
return beacon_updated;
/* tear down Rx AMPDU */
send_delba(padapter, 0, psta->hwaddr);/* recipient */
/* tear down TX AMPDU */
send_delba(padapter, 1, psta->hwaddr);/* originator */
psta->htpriv.agg_enable_bitmap = 0x0;/* reset */
psta->htpriv.candidate_tid_bitmap = 0x0;/* reset */
if (active)
issue_deauth(padapter, psta->hwaddr, reason);
/* clear cam entry / key */
rtw_clearstakey_cmd(padapter, (u8 *)psta, (u8)(psta->mac_id + 3), true);
_enter_critical_bh(&psta->lock, &irqL);
psta->state &= ~_FW_LINKED;
_exit_critical_bh(&psta->lock, &irqL);
rtw_indicate_sta_disassoc_event(padapter, psta);
report_del_sta_event(padapter, psta->hwaddr, reason);
beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(padapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
return beacon_updated;
}
int rtw_ap_inform_ch_switch(struct adapter *padapter, u8 new_ch, u8 ch_offset)
{
unsigned long irqL;
struct list_head *phead, *plist;
int ret = 0;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
return ret;
DBG_88E(FUNC_NDEV_FMT" with ch:%u, offset:%u\n",
FUNC_NDEV_ARG(padapter->pnetdev), new_ch, ch_offset);
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* for each sta in asoc_queue */
while (!rtw_end_of_queue_search(phead, plist)) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
issue_action_spct_ch_switch(padapter, psta->hwaddr, new_ch, ch_offset);
psta->expire_to = ((pstapriv->expire_to * 2) > 5) ? 5 : (pstapriv->expire_to * 2);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
issue_action_spct_ch_switch(padapter, bc_addr, new_ch, ch_offset);
return ret;
}
int rtw_sta_flush(struct adapter *padapter)
{
unsigned long irqL;
struct list_head *phead, *plist;
int ret = 0;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
if ((pmlmeinfo->state&0x03) != WIFI_FW_AP_STATE)
return ret;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* free sta asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
rtw_list_delete(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
associated_clients_update(padapter, true);
return ret;
}
/* called > TSR LEVEL for USB or SDIO Interface*/
void sta_info_update(struct adapter *padapter, struct sta_info *psta)
{
int flags = psta->flags;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
/* update wmm cap. */
if (WLAN_STA_WME&flags)
psta->qos_option = 1;
else
psta->qos_option = 0;
if (pmlmepriv->qospriv.qos_option == 0)
psta->qos_option = 0;
/* update 802.11n ht cap. */
if (WLAN_STA_HT&flags) {
psta->htpriv.ht_option = true;
psta->qos_option = 1;
} else {
psta->htpriv.ht_option = false;
}
if (!pmlmepriv->htpriv.ht_option)
psta->htpriv.ht_option = false;
update_sta_info_apmode(padapter, psta);
}
/* called >= TSR LEVEL for USB or SDIO Interface*/
void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
{
if (psta->state & _FW_LINKED) {
/* add ratid */
add_RATid(padapter, psta, 0);/* DM_RATR_STA_INIT */
}
}
void start_ap_mode(struct adapter *padapter)
{
int i;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
pmlmepriv->update_bcn = false;
pmlmeext->bstart_bss = false;
pmlmepriv->num_sta_non_erp = 0;
pmlmepriv->num_sta_no_short_slot_time = 0;
pmlmepriv->num_sta_no_short_preamble = 0;
pmlmepriv->num_sta_ht_no_gf = 0;
pmlmepriv->num_sta_no_ht = 0;
pmlmepriv->num_sta_ht_20mhz = 0;
pmlmepriv->olbc = false;
pmlmepriv->olbc_ht = false;
pmlmepriv->ht_op_mode = 0;
for (i = 0; i < NUM_STA; i++)
pstapriv->sta_aid[i] = NULL;
pmlmepriv->wps_beacon_ie = NULL;
pmlmepriv->wps_probe_resp_ie = NULL;
pmlmepriv->wps_assoc_resp_ie = NULL;
pmlmepriv->p2p_beacon_ie = NULL;
pmlmepriv->p2p_probe_resp_ie = NULL;
/* for ACL */
_rtw_init_listhead(&(pacl_list->acl_node_q.queue));
pacl_list->num = 0;
pacl_list->mode = 0;
for (i = 0; i < NUM_ACL; i++) {
_rtw_init_listhead(&pacl_list->aclnode[i].list);
pacl_list->aclnode[i].valid = false;
}
}
void stop_ap_mode(struct adapter *padapter)
{
unsigned long irqL;
struct list_head *phead, *plist;
struct rtw_wlan_acl_node *paclnode;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
struct __queue *pacl_node_q = &pacl_list->acl_node_q;
pmlmepriv->update_bcn = false;
pmlmeext->bstart_bss = false;
/* reset and init security priv , this can refine with rtw_reset_securitypriv */
_rtw_memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
/* for ACL */
_enter_critical_bh(&(pacl_node_q->lock), &irqL);
phead = get_list_head(pacl_node_q);
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == false) {
paclnode = LIST_CONTAINOR(plist, struct rtw_wlan_acl_node, list);
plist = get_next(plist);
if (paclnode->valid) {
paclnode->valid = false;
rtw_list_delete(&paclnode->list);
pacl_list->num--;
}
}
_exit_critical_bh(&(pacl_node_q->lock), &irqL);
DBG_88E("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
rtw_sta_flush(padapter);
/* free_assoc_sta_resources */
rtw_free_all_stainfo(padapter);
psta = rtw_get_bcmc_stainfo(padapter);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(padapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_init_bcmc_stainfo(padapter);
rtw_free_mlme_priv_ie_data(pmlmepriv);
}
#endif /* CONFIG_88EU_AP_MODE */
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