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rtl8188eu/core/rtw_mlme.c
Larry Finger acda213bd2 rtl8188eu: Remove dead code associated with WAPI 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2013-07-12 01:29:15 -05:00

3195 lines
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/******************************************************************************
*
* Copyright(c) 2007 - 2011 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_MLME_C_
#include <drv_conf.h>
#include <osdep_service.h>
#include <drv_types.h>
#include <recv_osdep.h>
#include <xmit_osdep.h>
#include <hal_intf.h>
#include <mlme_osdep.h>
#include <sta_info.h>
#include <wifi.h>
#include <wlan_bssdef.h>
#include <rtw_ioctl_set.h>
#include <usb_osintf.h>
extern void indicate_wx_scan_complete_event(_adapter *padapter);
extern u8 rtw_do_join(_adapter * padapter);
#ifdef CONFIG_DISABLE_MCS13TO15
extern unsigned char MCS_rate_2R_MCS13TO15_OFF[16];
extern unsigned char MCS_rate_2R[16];
#else /* CONFIG_DISABLE_MCS13TO15 */
extern unsigned char MCS_rate_2R[16];
#endif /* CONFIG_DISABLE_MCS13TO15 */
extern unsigned char MCS_rate_1R[16];
sint _rtw_init_mlme_priv (_adapter* padapter)
{
sint i;
u8 *pbuf;
struct wlan_network *pnetwork;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
sint res = _SUCCESS;
_func_enter_;
/* We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). */
pmlmepriv->nic_hdl = (u8 *)padapter;
pmlmepriv->pscanned = NULL;
pmlmepriv->fw_state = 0;
pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
pmlmepriv->scan_mode=SCAN_ACTIVE;/* 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) */
_rtw_spinlock_init(&(pmlmepriv->lock));
_rtw_init_queue(&(pmlmepriv->free_bss_pool));
_rtw_init_queue(&(pmlmepriv->scanned_queue));
set_scanned_network_val(pmlmepriv, 0);
_rtw_memset(&pmlmepriv->assoc_ssid,0,sizeof(NDIS_802_11_SSID));
pbuf = rtw_zvmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
if (pbuf == NULL){
res=_FAIL;
goto exit;
}
pmlmepriv->free_bss_buf = pbuf;
pnetwork = (struct wlan_network *)pbuf;
for (i = 0; i < MAX_BSS_CNT; i++)
{
_rtw_init_listhead(&(pnetwork->list));
rtw_list_insert_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
pnetwork++;
}
/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */
rtw_clear_scan_deny(padapter);
#ifdef CONFIG_FTP_PROTECT
pmlmepriv->ftp_lock_flag = 0;
#endif /* CONFIG_FTP_PROTECT */
rtw_init_mlme_timer(padapter);
exit:
_func_exit_;
return res;
}
void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv);
void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv)
{
_rtw_spinlock_free(&pmlmepriv->lock);
_rtw_spinlock_free(&(pmlmepriv->free_bss_pool.lock));
_rtw_spinlock_free(&(pmlmepriv->scanned_queue.lock));
}
static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
{
if (*ppie)
{
_rtw_mfree(*ppie, *plen);
*plen = 0;
*ppie=NULL;
}
}
void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
{
#if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
#endif
#if defined(CONFIG_WFD) && defined(CONFIG_IOCTL_CFG80211)
rtw_free_mlme_ie_data(&pmlmepriv->wfd_beacon_ie, &pmlmepriv->wfd_beacon_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_req_ie, &pmlmepriv->wfd_probe_req_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_resp_ie, &pmlmepriv->wfd_probe_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wfd_go_probe_resp_ie, &pmlmepriv->wfd_go_probe_resp_ie_len);
rtw_free_mlme_ie_data(&pmlmepriv->wfd_assoc_req_ie, &pmlmepriv->wfd_assoc_req_ie_len);
#endif
}
void _rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
{
_func_enter_;
rtw_free_mlme_priv_ie_data(pmlmepriv);
if (pmlmepriv){
rtw_mfree_mlme_priv_lock (pmlmepriv);
if (pmlmepriv->free_bss_buf) {
rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network));
}
}
_func_exit_;
}
sint _rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork)
{
_irqL irqL;
_func_enter_;
if (pnetwork == NULL)
goto exit;
_enter_critical_bh(&queue->lock, &irqL);
rtw_list_insert_tail(&pnetwork->list, &queue->queue);
_exit_critical_bh(&queue->lock, &irqL);
exit:
_func_exit_;
return _SUCCESS;
}
struct wlan_network *_rtw_dequeue_network(_queue *queue)
{
_irqL irqL;
struct wlan_network *pnetwork;
_func_enter_;
_enter_critical_bh(&queue->lock, &irqL);
if (_rtw_queue_empty(queue) == true)
pnetwork = NULL;
else
{
pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list);
rtw_list_delete(&(pnetwork->list));
}
_exit_critical_bh(&queue->lock, &irqL);
_func_exit_;
return pnetwork;
}
struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv )/* _queue *free_queue) */
{
_irqL irqL;
struct wlan_network *pnetwork;
_queue *free_queue = &pmlmepriv->free_bss_pool;
_list* plist = NULL;
_func_enter_;
_enter_critical_bh(&free_queue->lock, &irqL);
if (_rtw_queue_empty(free_queue) == true) {
pnetwork=NULL;
goto exit;
}
plist = get_next(&(free_queue->queue));
pnetwork = LIST_CONTAINOR(plist , struct wlan_network, list);
rtw_list_delete(&pnetwork->list);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr=%p\n", plist));
pnetwork->network_type = 0;
pnetwork->fixed = false;
pnetwork->last_scanned = rtw_get_current_time();
pnetwork->aid=0;
pnetwork->join_res=0;
pmlmepriv->num_of_scanned ++;
exit:
_exit_critical_bh(&free_queue->lock, &irqL);
_func_exit_;
return pnetwork;
}
void _rtw_free_network(struct mlme_priv *pmlmepriv ,struct wlan_network *pnetwork, u8 isfreeall)
{
u32 curr_time, delta_time;
u32 lifetime = SCANQUEUE_LIFETIME;
_irqL irqL;
_queue *free_queue = &(pmlmepriv->free_bss_pool);
_func_enter_;
if (pnetwork == NULL)
goto exit;
if (pnetwork->fixed == true)
goto exit;
curr_time = rtw_get_current_time();
if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==true ) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true ) )
lifetime = 1;
if (!isfreeall) {
delta_time = (curr_time -pnetwork->last_scanned)/HZ;
if (delta_time < lifetime)/* unit:sec */
goto exit;
}
_enter_critical_bh(&free_queue->lock, &irqL);
rtw_list_delete(&(pnetwork->list));
rtw_list_insert_tail(&(pnetwork->list),&(free_queue->queue));
pmlmepriv->num_of_scanned --;
_exit_critical_bh(&free_queue->lock, &irqL);
exit:
_func_exit_;
}
void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
{
_queue *free_queue = &(pmlmepriv->free_bss_pool);
_func_enter_;
if (pnetwork == NULL)
goto exit;
if (pnetwork->fixed == true)
goto exit;
rtw_list_delete(&(pnetwork->list));
rtw_list_insert_tail(&(pnetwork->list), get_list_head(free_queue));
pmlmepriv->num_of_scanned --;
exit:
_func_exit_;
}
/*
return the wlan_network with the matching addr
Shall be calle under atomic context... to avoid possible racing condition...
*/
struct wlan_network *_rtw_find_network(_queue *scanned_queue, u8 *addr)
{
_list *phead, *plist;
struct wlan_network *pnetwork = NULL;
u8 zero_addr[ETH_ALEN] = {0,0,0,0,0,0};
_func_enter_;
if (_rtw_memcmp(zero_addr, addr, ETH_ALEN)){
pnetwork=NULL;
goto exit;
}
phead = get_list_head(scanned_queue);
plist = get_next(phead);
while (plist != phead)
{
pnetwork = LIST_CONTAINOR(plist, struct wlan_network ,list);
if (_rtw_memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN) == true)
break;
plist = get_next(plist);
}
if (plist == phead)
pnetwork = NULL;
exit:
_func_exit_;
return pnetwork;
}
void _rtw_free_network_queue(_adapter *padapter, u8 isfreeall)
{
_irqL irqL;
_list *phead, *plist;
struct wlan_network *pnetwork;
struct mlme_priv* pmlmepriv = &padapter->mlmepriv;
_queue *scanned_queue = &pmlmepriv->scanned_queue;
_func_enter_;
_enter_critical_bh(&scanned_queue->lock, &irqL);
phead = get_list_head(scanned_queue);
plist = get_next(phead);
while (rtw_end_of_queue_search(phead, plist) == false)
{
pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
plist = get_next(plist);
_rtw_free_network(pmlmepriv,pnetwork, isfreeall);
}
_exit_critical_bh(&scanned_queue->lock, &irqL);
_func_exit_;
}
sint rtw_if_up(_adapter *padapter) {
sint res;
_func_enter_;
if ( padapter->bDriverStopped || padapter->bSurpriseRemoved ||
(check_fwstate(&padapter->mlmepriv, _FW_LINKED)== false)){
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
res=false;
}
else
res= true;
_func_exit_;
return res;
}
void rtw_generate_random_ibss(u8* pibss)
{
u32 curtime = rtw_get_current_time();
_func_enter_;
pibss[0] = 0x02; /* in ad-hoc mode bit1 must set to 1 */
pibss[1] = 0x11;
pibss[2] = 0x87;
pibss[3] = (u8)(curtime & 0xff) ;/* p[0]; */
pibss[4] = (u8)((curtime>>8) & 0xff) ;/* p[1]; */
pibss[5] = (u8)((curtime>>16) & 0xff) ;/* p[2]; */
_func_exit_;
return;
}
u8 *rtw_get_capability_from_ie(u8 *ie)
{
return (ie + 8 + 2);
}
u16 rtw_get_capability(WLAN_BSSID_EX *bss)
{
__le16 val;
_func_enter_;
_rtw_memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
_func_exit_;
return le16_to_cpu(val);
}
u8 *rtw_get_timestampe_from_ie(u8 *ie)
{
return (ie + 0);
}
u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
{
return (ie + 8);
}
int rtw_init_mlme_priv (_adapter *padapter)/* struct mlme_priv *pmlmepriv) */
{
int res;
_func_enter_;
res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */
_func_exit_;
return res;
}
void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
{
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_mlme_priv\n"));
_rtw_free_mlme_priv (pmlmepriv);
_func_exit_;
}
int rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork);
int rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork)
{
int res;
_func_enter_;
res = _rtw_enqueue_network(queue, pnetwork);
_func_exit_;
return res;
}
static struct wlan_network *rtw_dequeue_network(_queue *queue)
{
struct wlan_network *pnetwork;
_func_enter_;
pnetwork = _rtw_dequeue_network(queue);
_func_exit_;
return pnetwork;
}
struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv );
struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv )/* _queue *free_queue) */
{
struct wlan_network *pnetwork;
_func_enter_;
pnetwork = _rtw_alloc_network(pmlmepriv);
_func_exit_;
return pnetwork;
}
void rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 is_freeall);
void rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 is_freeall)/* struct wlan_network *pnetwork, _queue *free_queue) */
{
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid));
_rtw_free_network(pmlmepriv, pnetwork, is_freeall);
_func_exit_;
}
void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork );
void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork )
{
_func_enter_;
/* RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); */
_rtw_free_network_nolock(pmlmepriv, pnetwork);
_func_exit_;
}
void rtw_free_network_queue(_adapter* dev, u8 isfreeall)
{
_func_enter_;
_rtw_free_network_queue(dev, isfreeall);
_func_exit_;
}
/*
return the wlan_network with the matching addr
Shall be calle under atomic context... to avoid possible racing condition...
*/
struct wlan_network *rtw_find_network(_queue *scanned_queue, u8 *addr)
{
struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
return pnetwork;
}
int rtw_is_same_ibss(_adapter *adapter, struct wlan_network *pnetwork)
{
int ret=true;
struct security_priv *psecuritypriv = &adapter->securitypriv;
if ( (psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ ) &&
( pnetwork->network.Privacy == 0 ) )
{
ret=false;
}
else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_ ) &&
( pnetwork->network.Privacy == 1 ) )
{
ret=false;
}
else
{
ret=true;
}
return ret;
}
inline int is_same_ess(WLAN_BSSID_EX *a, WLAN_BSSID_EX *b);
inline int is_same_ess(WLAN_BSSID_EX *a, WLAN_BSSID_EX *b)
{
return (a->Ssid.SsidLength == b->Ssid.SsidLength)
&& _rtw_memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength)==true;
}
int is_same_network(WLAN_BSSID_EX *src, WLAN_BSSID_EX *dst)
{
u16 s_cap, d_cap;
__le16 le_scap, le_dcap;
_func_enter_;
_rtw_memcpy((u8 *)&le_scap, rtw_get_capability_from_ie(src->IEs), 2);
_rtw_memcpy((u8 *)&le_dcap, rtw_get_capability_from_ie(dst->IEs), 2);
s_cap = le16_to_cpu(le_scap);
d_cap = le16_to_cpu(le_dcap);
_func_exit_;
return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
( (_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN)) == true) &&
( (_rtw_memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength)) == true) &&
((s_cap & WLAN_CAPABILITY_IBSS) ==
(d_cap & WLAN_CAPABILITY_IBSS)) &&
((s_cap & WLAN_CAPABILITY_BSS) ==
(d_cap & WLAN_CAPABILITY_BSS)));
}
struct wlan_network * rtw_get_oldest_wlan_network(_queue *scanned_queue)
{
_list *plist, *phead;
struct wlan_network *pwlan = NULL;
struct wlan_network *oldest = NULL;
_func_enter_;
phead = get_list_head(scanned_queue);
plist = get_next(phead);
while (1)
{
if (rtw_end_of_queue_search(phead,plist)== true)
break;
pwlan= LIST_CONTAINOR(plist, struct wlan_network, list);
if (pwlan->fixed!=true)
{
if (oldest == NULL ||time_after(oldest->last_scanned, pwlan->last_scanned))
oldest = pwlan;
}
plist = get_next(plist);
}
_func_exit_;
return oldest;
}
void update_network(WLAN_BSSID_EX *dst, WLAN_BSSID_EX *src,
_adapter * padapter, bool update_ie)
{
u8 ss_ori = dst->PhyInfo.SignalStrength;
u8 sq_ori = dst->PhyInfo.SignalQuality;
long rssi_ori = dst->Rssi;
u8 ss_smp = src->PhyInfo.SignalStrength;
u8 sq_smp = src->PhyInfo.SignalQuality;
long rssi_smp = src->Rssi;
u8 ss_final;
u8 sq_final;
long rssi_final;
_func_enter_;
#ifdef CONFIG_ANTENNA_DIVERSITY
rtw_hal_antdiv_rssi_compared(padapter, dst, src); /* this will update src.Rssi, need consider again */
#endif
#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
DBG_88E("%s %s(%pm, ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n"
, __func__
, src->Ssid.Ssid, src->MacAddress, src->Configuration.DSConfig
,ss_ori, sq_ori, rssi_ori
,ss_smp, sq_smp, rssi_smp
);
}
#endif
/* The rule below is 1/5 for sample value, 4/5 for history value */
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src)) {
/* Take the recvpriv's value for the connected AP*/
ss_final = padapter->recvpriv.signal_strength;
sq_final = padapter->recvpriv.signal_qual;
/* the rssi value here is undecorated, and will be used for antenna diversity */
if (sq_smp != 101) /* from the right channel */
rssi_final = (src->Rssi+dst->Rssi*4)/5;
else
rssi_final = rssi_ori;
}
else {
if (sq_smp != 101) { /* from the right channel */
ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
rssi_final = (src->Rssi+dst->Rssi*4)/5;
} else {
/* bss info not receving from the right channel, use the original RX signal infos */
ss_final = dst->PhyInfo.SignalStrength;
sq_final = dst->PhyInfo.SignalQuality;
rssi_final = dst->Rssi;
}
}
if (update_ie)
_rtw_memcpy((u8 *)dst, (u8 *)src, get_WLAN_BSSID_EX_sz(src));
dst->PhyInfo.SignalStrength = ss_final;
dst->PhyInfo.SignalQuality = sq_final;
dst->Rssi = rssi_final;
#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
DBG_88E("%s %s(%pm SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n",
__func__, dst->Ssid.Ssid, dst->MacAddress,
dst->PhyInfo.SignalStrength,
dst->PhyInfo.SignalQuality, dst->Rssi);
}
#endif
_func_exit_;
}
static void update_current_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
_func_enter_;
if ( (check_fwstate(pmlmepriv, _FW_LINKED)== true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)))
{
update_network(&(pmlmepriv->cur_network.network), pnetwork,adapter, true);
rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof (NDIS_802_11_FIXED_IEs),
pmlmepriv->cur_network.network.IELength);
}
_func_exit_;
}
/*
Caller must hold pmlmepriv->lock first.
*/
void rtw_update_scanned_network(_adapter *adapter, WLAN_BSSID_EX *target)
{
_irqL irqL;
_list *plist, *phead;
ULONG bssid_ex_sz;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
_queue *queue = &(pmlmepriv->scanned_queue);
struct wlan_network *pnetwork = NULL;
struct wlan_network *oldest = NULL;
_func_enter_;
_enter_critical_bh(&queue->lock, &irqL);
phead = get_list_head(queue);
plist = get_next(phead);
while (1)
{
if (rtw_end_of_queue_search(phead,plist)== true)
break;
pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
if ((unsigned long)(pnetwork) < 0x7ffffff)
{
}
if (is_same_network(&(pnetwork->network), target))
break;
if ((oldest == ((struct wlan_network *)0)) ||
time_after(oldest->last_scanned, pnetwork->last_scanned))
oldest = pnetwork;
plist = get_next(plist);
}
/* If we didn't find a match, then get a new network slot to initialize
* with this beacon's information */
if (rtw_end_of_queue_search(phead,plist)== true) {
if (_rtw_queue_empty(&(pmlmepriv->free_bss_pool)) == true) {
/* If there are no more slots, expire the oldest */
/* list_del_init(&oldest->list); */
pnetwork = oldest;
#ifdef CONFIG_ANTENNA_DIVERSITY
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
#endif
_rtw_memcpy(&(pnetwork->network), target, get_WLAN_BSSID_EX_sz(target));
/* variable initialize */
pnetwork->fixed = false;
pnetwork->last_scanned = rtw_get_current_time();
pnetwork->network_type = 0;
pnetwork->aid=0;
pnetwork->join_res=0;
/* bss info not receving from the right channel */
if (pnetwork->network.PhyInfo.SignalQuality == 101)
pnetwork->network.PhyInfo.SignalQuality = 0;
}
else {
/* Otherwise just pull from the free list */
pnetwork = rtw_alloc_network(pmlmepriv); /* will update scan_time */
if (pnetwork==NULL){
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n\nsomething wrong here\n\n\n"));
goto exit;
}
bssid_ex_sz = get_WLAN_BSSID_EX_sz(target);
target->Length = bssid_ex_sz;
#ifdef CONFIG_ANTENNA_DIVERSITY
/* target->PhyInfo.Optimum_antenna = pHalData->CurAntenna; */
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
#endif
_rtw_memcpy(&(pnetwork->network), target, bssid_ex_sz );
pnetwork->last_scanned = rtw_get_current_time();
/* bss info not receving from the right channel */
if (pnetwork->network.PhyInfo.SignalQuality == 101)
pnetwork->network.PhyInfo.SignalQuality = 0;
rtw_list_insert_tail(&(pnetwork->list),&(queue->queue));
}
}
else {
/* we have an entry and we are going to update it. But this entry may
* be already expired. In this case we do the same as we found a new
* net and call the new_net handler
*/
bool update_ie = true;
pnetwork->last_scanned = rtw_get_current_time();
/* target.Reserved[0]==1, means that scaned network is a bcn frame. */
if ((pnetwork->network.IELength>target->IELength) && (target->Reserved[0]==1))
update_ie = false;
update_network(&(pnetwork->network), target,adapter, update_ie);
}
exit:
_exit_critical_bh(&queue->lock, &irqL);
_func_exit_;
}
void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork);
void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork)
{
_irqL irqL;
struct mlme_priv *pmlmepriv = &(((_adapter *)adapter)->mlmepriv);
/* _queue *queue = &(pmlmepriv->scanned_queue); */
_func_enter_;
#if defined(CONFIG_P2P) && defined(CONFIG_P2P_REMOVE_GROUP_INFO)
rtw_WLAN_BSSID_EX_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO);
#endif
update_current_network(adapter, pnetwork);
rtw_update_scanned_network(adapter, pnetwork);
_func_exit_;
}
/* select the desired network based on the capability of the (i)bss. */
/* check items: (1) security */
/* (2) network_type */
/* (3) WMM */
/* (4) HT */
/* (5) others */
static int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork)
{
struct security_priv *psecuritypriv = &adapter->securitypriv;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
u32 desired_encmode;
u32 privacy;
/* u8 wps_ie[512]; */
uint wps_ielen;
int bselected = true;
desired_encmode = psecuritypriv->ndisencryptstatus;
privacy = pnetwork->network.Privacy;
if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
{
if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen)!=NULL)
{
return true;
}
else
{
return false;
}
}
if (adapter->registrypriv.wifi_spec == 1) /* for correct flow of 8021X to do.... */
{
if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
bselected = false;
}
if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
DBG_88E("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
bselected = false;
}
if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)
{
if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
bselected = false;
}
return bselected;
}
/* TODO: Perry : For Power Management */
void rtw_atimdone_event_callback(_adapter *adapter , u8 *pbuf)
{
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("receive atimdone_evet\n"));
_func_exit_;
return;
}
void rtw_survey_event_callback(_adapter *adapter, u8 *pbuf)
{
_irqL irqL;
u32 len;
WLAN_BSSID_EX *pnetwork;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
_func_enter_;
pnetwork = (WLAN_BSSID_EX *)pbuf;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_survey_event_callback, ssid=%s\n", pnetwork->Ssid.Ssid));
len = get_WLAN_BSSID_EX_sz(pnetwork);
if (len > (sizeof(WLAN_BSSID_EX))) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
return;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
/* update IBSS_network 's timestamp */
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true)
{
if (_rtw_memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN))
{
struct wlan_network* ibss_wlan = NULL;
_irqL irqL;
_rtw_memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
if (ibss_wlan)
{
_rtw_memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8);
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto exit;
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
}
}
/* lock pmlmepriv->lock when you accessing network_q */
if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false)
{
if ( pnetwork->Ssid.Ssid[0] == 0 )
{
pnetwork->Ssid.SsidLength = 0;
}
rtw_add_network(adapter, pnetwork);
}
exit:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
_func_exit_;
return;
}
void rtw_surveydone_event_callback(_adapter *adapter, u8 *pbuf)
{
_irqL irqL;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
#ifdef CONFIG_MLME_EXT
mlmeext_surveydone_event_callback(adapter);
#endif
_func_enter_;
_enter_critical_bh(&pmlmepriv->lock, &irqL);
if (pmlmepriv->wps_probe_req_ie)
{
u32 free_len = pmlmepriv->wps_probe_req_ie_len;
pmlmepriv->wps_probe_req_ie_len = 0;
rtw_mfree(pmlmepriv->wps_probe_req_ie, free_len);
pmlmepriv->wps_probe_req_ie = NULL;
}
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
if (check_fwstate(pmlmepriv,_FW_UNDER_SURVEY))
{
u8 timer_cancelled;
_cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
}
else {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
}
#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
rtw_set_signal_stat_timer(&adapter->recvpriv);
#endif
if (pmlmepriv->to_join == true)
{
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true) )
{
if (check_fwstate(pmlmepriv, _FW_LINKED)==false)
{
set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
if (rtw_select_and_join_from_scanned_queue(pmlmepriv)==_SUCCESS)
{
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT );
}
else
{
WLAN_BSSID_EX *pdev_network = &(adapter->registrypriv.dev_network);
u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("switching to adhoc master\n"));
_rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
_rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID));
rtw_update_registrypriv_dev_network(adapter);
rtw_generate_random_ibss(pibss);
pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
if (rtw_createbss_cmd(adapter)!=_SUCCESS)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error=>rtw_createbss_cmd status FAIL\n"));
}
pmlmepriv->to_join = false;
}
}
}
else
{
int s_ret;
set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
pmlmepriv->to_join = false;
if (_SUCCESS == (s_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv)))
{
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
}
else if (s_ret == 2)/* there is no need to wait for join */
{
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
rtw_indicate_connect(adapter);
}
else
{
#ifdef CONFIG_LAYER2_ROAMING
DBG_88E("try_to_join, but select scanning queue fail, to_roaming:%d\n", pmlmepriv->to_roaming);
#else
DBG_88E("try_to_join, but select scanning queue fail\n");
#endif
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming!=0) {
if ( --pmlmepriv->to_roaming == 0
|| _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
) {
pmlmepriv->to_roaming = 0;
rtw_free_assoc_resources(adapter, 1);
rtw_indicate_disconnect(adapter);
} else {
pmlmepriv->to_join = true;
}
}
#endif
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
}
}
}
indicate_wx_scan_complete_event(adapter);
_exit_critical_bh(&pmlmepriv->lock, &irqL);
#ifdef CONFIG_P2P_PS
if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0);
}
#endif /* CONFIG_P2P_PS */
rtw_os_xmit_schedule(adapter);
#ifdef CONFIG_DRVEXT_MODULE_WSC
drvext_surveydone_callback(&adapter->drvextpriv);
#endif
#ifdef DBG_CONFIG_ERROR_DETECT
{
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
if (pmlmeext->sitesurvey_res.bss_cnt == 0){
rtw_hal_sreset_reset(adapter);
}
}
#endif
#ifdef CONFIG_IOCTL_CFG80211
rtw_cfg80211_surveydone_event_callback(adapter);
#endif /* CONFIG_IOCTL_CFG80211 */
_func_exit_;
}
void rtw_dummy_event_callback(_adapter *adapter , u8 *pbuf)
{
}
void rtw_fwdbg_event_callback(_adapter *adapter , u8 *pbuf)
{
}
static void free_scanqueue(struct mlme_priv *pmlmepriv)
{
_irqL irqL, irqL0;
_queue *free_queue = &pmlmepriv->free_bss_pool;
_queue *scan_queue = &pmlmepriv->scanned_queue;
_list *plist, *phead, *ptemp;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
_enter_critical_bh(&scan_queue->lock, &irqL0);
_enter_critical_bh(&free_queue->lock, &irqL);
phead = get_list_head(scan_queue);
plist = get_next(phead);
while (plist != phead)
{
ptemp = get_next(plist);
rtw_list_delete(plist);
rtw_list_insert_tail(plist, &free_queue->queue);
plist =ptemp;
pmlmepriv->num_of_scanned --;
}
_exit_critical_bh(&free_queue->lock, &irqL);
_exit_critical_bh(&scan_queue->lock, &irqL0);
_func_exit_;
}
/*
*rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
*/
void rtw_free_assoc_resources(_adapter *adapter, int lock_scanned_queue)
{
_irqL irqL;
struct wlan_network* pwlan = NULL;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
struct sta_priv *pstapriv = &adapter->stapriv;
struct wlan_network *tgt_network = &pmlmepriv->cur_network;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress=%pM ssid=%s\n",
tgt_network->network.MacAddress, tgt_network->network.Ssid.Ssid));
if (check_fwstate( pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
struct sta_info* psta;
psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(adapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
}
if (check_fwstate( pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
struct sta_info* psta;
rtw_free_all_stainfo(adapter);
psta = rtw_get_bcmc_stainfo(adapter);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(adapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_init_bcmc_stainfo(adapter);
}
if (lock_scanned_queue)
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
if (pwlan)
pwlan->fixed = false;
else
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_assoc_resources : pwlan== NULL\n\n"));
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) && (adapter->stapriv.asoc_sta_count== 1)))
rtw_free_network_nolock(pmlmepriv, pwlan);
if (lock_scanned_queue)
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
pmlmepriv->key_mask = 0;
_func_exit_;
}
/*
*rtw_indicate_connect: the caller has to lock pmlmepriv->lock
*/
void rtw_indicate_connect(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
pmlmepriv->to_join = false;
if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
#ifdef CONFIG_SW_ANTENNA_DIVERSITY
rtw_hal_set_hwreg(padapter, HW_VAR_ANTENNA_DIVERSITY_LINK, 0);
#endif
set_fwstate(pmlmepriv, _FW_LINKED);
rtw_led_control(padapter, LED_CTL_LINK);
#ifdef CONFIG_DRVEXT_MODULE
if (padapter->drvextpriv.enable_wpa) {
indicate_l2_connect(padapter);
} else
#endif
{
rtw_os_indicate_connect(padapter);
}
}
#ifdef CONFIG_LAYER2_ROAMING
pmlmepriv->to_roaming=0;
#endif
rtw_set_scan_deny(padapter, 3000);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state=0x%08x\n", get_fwstate(pmlmepriv)));
_func_exit_;
}
/*
*rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
*/
void rtw_indicate_disconnect( _adapter *padapter )
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network);
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming > 0)
_clr_fwstate_(pmlmepriv, _FW_LINKED);
#endif
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
#ifdef CONFIG_LAYER2_ROAMING
|| (pmlmepriv->to_roaming<=0)
#endif
)
{
rtw_os_indicate_disconnect(padapter);
_clr_fwstate_(pmlmepriv, _FW_LINKED);
rtw_led_control(padapter, LED_CTL_NO_LINK);
rtw_clear_scan_deny(padapter);
}
#ifdef CONFIG_P2P_PS
p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
#endif /* CONFIG_P2P_PS */
#ifdef CONFIG_LPS
#ifdef CONFIG_WOWLAN
if (padapter->pwrctrlpriv.wowlan_mode==false)
#endif /* CONFIG_WOWLAN */
rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
#endif
_func_exit_;
}
inline void rtw_indicate_scan_done( _adapter *padapter, bool aborted)
{
rtw_os_indicate_scan_done(padapter, aborted);
}
void rtw_scan_abort(_adapter *adapter)
{
u32 cnt=0;
u32 start;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
start = rtw_get_current_time();
pmlmeext->scan_abort = true;
while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
&& rtw_get_passing_time_ms(start) <= 200) {
if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
break;
DBG_88E(FUNC_NDEV_FMT"fw_state=_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
rtw_msleep_os(20);
}
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
DBG_88E(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
rtw_indicate_scan_done(adapter, true);
}
pmlmeext->scan_abort = false;
}
static struct sta_info *rtw_joinbss_update_stainfo(_adapter *padapter, struct wlan_network *pnetwork)
{
int i;
struct sta_info *bmc_sta, *psta=NULL;
struct recv_reorder_ctrl *preorder_ctrl;
struct sta_priv *pstapriv = &padapter->stapriv;
psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
if (psta==NULL) {
psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
}
if (psta) /* update ptarget_sta */
{
DBG_88E("%s\n", __func__);
psta->aid = pnetwork->join_res;
psta->mac_id=0;
/* sta mode */
rtw_hal_set_odm_var(padapter,HAL_ODM_STA_INFO,psta,true);
/* security related */
if (padapter->securitypriv.dot11AuthAlgrthm== dot11AuthAlgrthm_8021X)
{
padapter->securitypriv.binstallGrpkey=false;
padapter->securitypriv.busetkipkey=false;
padapter->securitypriv.bgrpkey_handshake=false;
psta->ieee8021x_blocked=true;
psta->dot118021XPrivacy=padapter->securitypriv.dot11PrivacyAlgrthm;
_rtw_memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof (union Keytype));
_rtw_memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof (union Keytype));
_rtw_memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof (union Keytype));
_rtw_memset((u8 *)&psta->dot11txpn, 0, sizeof (union pn48));
_rtw_memset((u8 *)&psta->dot11rxpn, 0, sizeof (union pn48));
}
/* Commented by Albert 2012/07/21 */
/* When doing the WPS, the wps_ie_len won't equal to 0 */
/* And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted. */
if ( padapter->securitypriv.wps_ie_len != 0 )
{
psta->ieee8021x_blocked=true;
padapter->securitypriv.wps_ie_len = 0;
}
/* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
/* if A-MPDU Rx is enabled, reseting rx_ordering_ctrl wstart_b(indicate_seq) to default value=0xffff */
/* todo: check if AP can send A-MPDU packets */
for (i=0; i < 16 ; i++)
{
/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
preorder_ctrl = &psta->recvreorder_ctrl[i];
preorder_ctrl->enable = false;
preorder_ctrl->indicate_seq = 0xffff;
#ifdef DBG_RX_SEQ
DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
preorder_ctrl->indicate_seq);
#endif
preorder_ctrl->wend_b= 0xffff;
preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b=32 */
}
bmc_sta = rtw_get_bcmc_stainfo(padapter);
if (bmc_sta)
{
for (i=0; i < 16 ; i++)
{
/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
preorder_ctrl->enable = false;
preorder_ctrl->indicate_seq = 0xffff;
#ifdef DBG_RX_SEQ
DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
preorder_ctrl->indicate_seq);
#endif
preorder_ctrl->wend_b= 0xffff;
preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b=32 */
}
}
/* misc. */
update_sta_info(padapter, psta);
}
return psta;
}
/* pnetwork : returns from rtw_joinbss_event_callback */
/* ptarget_wlan: found from scanned_queue */
static void rtw_joinbss_update_network(_adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct wlan_network *cur_network = &(pmlmepriv->cur_network);
DBG_88E("%s\n", __func__);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\nfw_state:%x, BSSID:%pM\n",
get_fwstate(pmlmepriv), pnetwork->network.MacAddress));
/* why not use ptarget_wlan?? */
_rtw_memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
/* some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */
cur_network->network.IELength = ptarget_wlan->network.IELength;
_rtw_memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
cur_network->aid = pnetwork->join_res;
#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
rtw_set_signal_stat_timer(&padapter->recvpriv);
#endif
padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
/* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
DBG_88E("%s signal_strength:%3u, rssi:%3d, signal_qual:%3u"
"\n"
, __func__
, padapter->recvpriv.signal_strength
, padapter->recvpriv.rssi
, padapter->recvpriv.signal_qual
);
#endif
#ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS
rtw_set_signal_stat_timer(&padapter->recvpriv);
#endif
/* update fw_state will clr _FW_UNDER_LINKING here indirectly */
switch (pnetwork->network.InfrastructureMode)
{
case Ndis802_11Infrastructure:
if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
else
pmlmepriv->fw_state = WIFI_STATION_STATE;
break;
case Ndis802_11IBSS:
pmlmepriv->fw_state = WIFI_ADHOC_STATE;
break;
default:
pmlmepriv->fw_state = WIFI_NULL_STATE;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Invalid network_mode\n"));
break;
}
rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof (NDIS_802_11_FIXED_IEs),
(cur_network->network.IELength));
#ifdef CONFIG_80211N_HT
rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength);
#endif
}
/* Notes: the fucntion could be > passive_level (the same context as Rx tasklet) */
/* pnetwork : returns from rtw_joinbss_event_callback */
/* ptarget_wlan: found from scanned_queue */
/* if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. */
/* if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */
/* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan !=NULL). */
/* */
/* define REJOIN */
void rtw_joinbss_event_prehandle(_adapter *adapter, u8 *pbuf)
{
_irqL irqL,irqL2;
#ifdef REJOIN
static u8 retry=0;
#endif
u8 timer_cancelled;
struct sta_info *ptarget_sta= NULL, *pcur_sta = NULL;
struct sta_priv *pstapriv = &adapter->stapriv;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
struct wlan_network *cur_network = &(pmlmepriv->cur_network);
struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
unsigned int the_same_macaddr = false;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("joinbss event call back received with res=%d\n", pnetwork->join_res));
rtw_get_encrypt_decrypt_from_registrypriv(adapter);
if (pmlmepriv->assoc_ssid.SsidLength == 0)
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@ joinbss event call back for Any SSid\n"));
else
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
the_same_macaddr = _rtw_memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
pnetwork->network.Length = get_WLAN_BSSID_EX_sz(&pnetwork->network);
if (pnetwork->network.Length > sizeof(WLAN_BSSID_EX)) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
goto ignore_nolock;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n rtw_joinbss_event_callback !! _enter_critical\n"));
if (pnetwork->join_res > 0) {
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
#ifdef REJOIN
retry = 0;
#endif
if (check_fwstate(pmlmepriv,_FW_UNDER_LINKING) ) {
/* s1. find ptarget_wlan */
if (check_fwstate(pmlmepriv, _FW_LINKED) ) {
if (the_same_macaddr == true) {
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
} else {
pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
if (pcur_wlan)
pcur_wlan->fixed = false;
pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
if (pcur_sta){
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL2);
rtw_free_stainfo(adapter, pcur_sta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2);
}
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
if (ptarget_wlan)
ptarget_wlan->fixed = true;
}
}
} else {
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true){
if (ptarget_wlan)
ptarget_wlan->fixed = true;
}
}
/* s2. update cur_network */
if (ptarget_wlan) {
rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
} else {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't find ptarget_wlan when joinbss_event callback\n"));
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ignore_joinbss_callback;
}
/* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
if (ptarget_sta==NULL) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't update stainfo when joinbss_event callback\n"));
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ignore_joinbss_callback;
}
}
/* s4. indicate connect */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
rtw_indicate_connect(adapter);
} else {
/* adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback */
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
}
/* s5. Cancle assoc_timer */
_cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("Cancle assoc_timer\n"));
} else {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ignore_joinbss_callback;
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
} else if (pnetwork->join_res == -4) {
rtw_reset_securitypriv(adapter);
_set_timer(&pmlmepriv->assoc_timer, 1);
if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("fail! clear _FW_UNDER_LINKING ^^^fw_state=%x\n", get_fwstate(pmlmepriv)));
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
}
} else { /* if join_res < 0 (join fails), then try again */
#ifdef REJOIN
res = _FAIL;
if (retry < 2) {
res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_select_and_join_from_scanned_queue again! res:%d\n",res));
}
if (res == _SUCCESS) {
/* extend time of assoc_timer */
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
retry++;
} else if (res == 2) { /* there is no need to wait for join */
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
rtw_indicate_connect(adapter);
} else {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
#endif
_set_timer(&pmlmepriv->assoc_timer, 1);
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
#ifdef REJOIN
retry = 0;
}
#endif
}
ignore_joinbss_callback:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
ignore_nolock:
_func_exit_;
}
void rtw_joinbss_event_callback(_adapter *adapter, u8 *pbuf)
{
struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
_func_enter_;
mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
rtw_os_xmit_schedule(adapter);
_func_exit_;
}
static u8 search_max_mac_id(_adapter *padapter)
{
u8 mac_id, aid;
#if (RATE_ADAPTIVE_SUPPORT==1) /* for 88E RA */
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct sta_priv *pstapriv = &padapter->stapriv;
#if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)){
for (aid = (pstapriv->max_num_sta); aid > 0; aid--)
{
if (pstapriv->sta_aid[aid-1] != NULL)
break;
}
/*
for (mac_id = (pstapriv->max_num_sta-1); mac_id >= 0; mac_id--)
{
if (pstapriv->sta_aid[mac_id] != NULL)
break;
}
*/
mac_id = aid + 1;
}
else
#endif
{/* adhoc id = 31~2 */
for (mac_id = (NUM_STA-1); mac_id >= IBSS_START_MAC_ID ; mac_id--)
{
if (pmlmeinfo->FW_sta_info[mac_id].status == 1)
{
break;
}
}
}
#endif
return mac_id;
}
/* FOR AP ,AD-HOC mode */
void rtw_stassoc_hw_rpt(_adapter *adapter,struct sta_info *psta)
{
u16 media_status;
if (psta==NULL) return;
#if (RATE_ADAPTIVE_SUPPORT==1) /* for 88E RA */
{
u8 macid = search_max_mac_id(adapter);
rtw_hal_set_hwreg(adapter,HW_VAR_TX_RPT_MAX_MACID, (u8*)&macid);
}
#endif
media_status = (psta->mac_id<<8)|1; /* MACID|OPMODE:1 connect */
rtw_hal_set_hwreg(adapter,HW_VAR_H2C_MEDIA_STATUS_RPT,(u8 *)&media_status);
}
void rtw_stassoc_event_callback(_adapter *adapter, u8 *pbuf)
{
_irqL irqL;
struct sta_info *psta;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct stassoc_event *pstassoc = (struct stassoc_event*)pbuf;
struct wlan_network *cur_network = &(pmlmepriv->cur_network);
struct wlan_network *ptarget_wlan = NULL;
_func_enter_;
if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
return;
#if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME)
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
{
psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
if (psta)
{
#ifdef CONFIG_IOCTL_CFG80211
#ifdef COMPAT_KERNEL_RELEASE
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
u8 *passoc_req = NULL;
u32 assoc_req_len;
_enter_critical_bh(&psta->lock, &irqL);
if (psta->passoc_req && psta->assoc_req_len>0)
{
passoc_req = rtw_zmalloc(psta->assoc_req_len);
if (passoc_req)
{
assoc_req_len = psta->assoc_req_len;
_rtw_memcpy(passoc_req, psta->passoc_req, assoc_req_len);
_rtw_mfree(psta->passoc_req , psta->assoc_req_len);
psta->passoc_req = NULL;
psta->assoc_req_len = 0;
}
}
_exit_critical_bh(&psta->lock, &irqL);
if (passoc_req && assoc_req_len>0)
{
rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
_rtw_mfree(passoc_req, assoc_req_len);
}
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) */
#endif /* CONFIG_IOCTL_CFG80211 */
/* bss_cap_update_on_sta_join(adapter, psta); */
/* sta_info_update(adapter, psta); */
ap_sta_info_defer_update(adapter, psta);
rtw_stassoc_hw_rpt(adapter,psta);
}
goto exit;
}
#endif
/* for AD-HOC mode */
psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
if ( psta != NULL)
{
/* the sta have been in sta_info_queue => do nothing */
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
goto exit; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */
}
psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
if (psta == NULL) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
goto exit;
}
/* to do : init sta_info variable */
psta->qos_option = 0;
psta->mac_id = (uint)pstassoc->cam_id;
/* psta->aid = (uint)pstassoc->cam_id; */
DBG_88E("%s\n",__func__);
/* for ad-hoc mode */
rtw_hal_set_odm_var(adapter,HAL_ODM_STA_INFO,psta,true);
rtw_stassoc_hw_rpt(adapter,psta);
if (adapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X)
psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
psta->ieee8021x_blocked = false;
_enter_critical_bh(&pmlmepriv->lock, &irqL);
if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==true ) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true ) )
{
if (adapter->stapriv.asoc_sta_count== 2)
{
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
if (ptarget_wlan) ptarget_wlan->fixed = true;
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
/* a sta + bc/mc_stainfo (not Ibss_stainfo) */
rtw_indicate_connect(adapter);
}
}
_exit_critical_bh(&pmlmepriv->lock, &irqL);
mlmeext_sta_add_event_callback(adapter, psta);
exit:
_func_exit_;
}
void rtw_stadel_event_callback(_adapter *adapter, u8 *pbuf)
{
_irqL irqL,irqL2;
int mac_id=-1;
struct sta_info *psta;
struct wlan_network* pwlan = NULL;
WLAN_BSSID_EX *pdev_network=NULL;
u8* pibss = NULL;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct stadel_event *pstadel = (struct stadel_event*)pbuf;
struct sta_priv *pstapriv = &adapter->stapriv;
struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
_func_enter_;
psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
if (psta)
mac_id = psta->mac_id;
else
mac_id = pstadel->mac_id;
DBG_88E("%s(mac_id=%d)= %pM\n", __func__, mac_id, pstadel->macaddr);
if (mac_id>=0){
u16 media_status;
media_status = (mac_id<<8)|0; /* MACID|OPMODE:0 means disconnect */
/* for STA,AP,ADHOC mode, report disconnect stauts to FW */
rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
}
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
{
#ifdef CONFIG_IOCTL_CFG80211
#ifdef COMPAT_KERNEL_RELEASE
#elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER)
rtw_cfg80211_indicate_sta_disassoc(adapter, pstadel->macaddr, *(u16*)pstadel->rsvd);
#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) */
#endif /* CONFIG_IOCTL_CFG80211 */
return;
}
mlmeext_sta_del_event_callback(adapter);
_enter_critical_bh(&pmlmepriv->lock, &irqL2);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) )
{
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming > 0)
pmlmepriv->to_roaming--; /* this stadel_event is caused by roaming, decrease to_roaming */
else if (pmlmepriv->to_roaming ==0)
pmlmepriv->to_roaming= adapter->registrypriv.max_roaming_times;
if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK)
pmlmepriv->to_roaming=0; /* don't roam */
#endif /* CONFIG_LAYER2_ROAMING */
rtw_free_uc_swdec_pending_queue(adapter);
rtw_free_assoc_resources(adapter, 1);
rtw_indicate_disconnect(adapter);
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
/* remove the network entry in scanned_queue */
pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
if (pwlan) {
pwlan->fixed = false;
rtw_free_network_nolock(pmlmepriv, pwlan);
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
#ifdef CONFIG_LAYER2_ROAMING
_rtw_roaming(adapter, tgt_network);
#endif /* CONFIG_LAYER2_ROAMING */
}
if ( check_fwstate(pmlmepriv,WIFI_ADHOC_MASTER_STATE) ||
check_fwstate(pmlmepriv,WIFI_ADHOC_STATE))
{
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
rtw_free_stainfo(adapter, psta);
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
if (adapter->stapriv.asoc_sta_count== 1) /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
{
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
/* free old ibss network */
pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
if (pwlan)
{
pwlan->fixed = false;
rtw_free_network_nolock(pmlmepriv, pwlan);
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
/* re-create ibss */
pdev_network = &(adapter->registrypriv.dev_network);
pibss = adapter->registrypriv.dev_network.MacAddress;
_rtw_memcpy(pdev_network, &tgt_network->network, get_WLAN_BSSID_EX_sz(&tgt_network->network));
_rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
_rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID));
rtw_update_registrypriv_dev_network(adapter);
rtw_generate_random_ibss(pibss);
if (check_fwstate(pmlmepriv,WIFI_ADHOC_STATE))
{
set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
}
if (rtw_createbss_cmd(adapter)!=_SUCCESS)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("***Error=>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
}
}
}
_exit_critical_bh(&pmlmepriv->lock, &irqL2);
_func_exit_;
}
void rtw_cpwm_event_callback(PADAPTER padapter, u8 *pbuf)
{
#ifdef CONFIG_LPS_LCLK
struct reportpwrstate_parm *preportpwrstate;
#endif
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("+rtw_cpwm_event_callback !!!\n"));
#ifdef CONFIG_LPS_LCLK
preportpwrstate = (struct reportpwrstate_parm*)pbuf;
preportpwrstate->state |= (u8)(padapter->pwrctrlpriv.cpwm_tog + 0x80);
cpwm_int_hdl(padapter, preportpwrstate);
#endif
_func_exit_;
}
/*
* _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss
* @adapter: pointer to _adapter structure
*/
void _rtw_join_timeout_handler (_adapter *adapter)
{
_irqL irqL;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
#ifdef CONFIG_LAYER2_ROAMING
int do_join_r;
#endif /* CONFIG_LAYER2_ROAMING */
_func_enter_;
DBG_88E("%s, fw_state=%x\n", __func__, get_fwstate(pmlmepriv));
if (adapter->bDriverStopped ||adapter->bSurpriseRemoved)
return;
_enter_critical_bh(&pmlmepriv->lock, &irqL);
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming>0) { /* join timeout caused by roaming */
while (1) {
pmlmepriv->to_roaming--;
if (pmlmepriv->to_roaming!=0) { /* try another , */
DBG_88E("%s try another roaming\n", __func__);
if ( _SUCCESS!=(do_join_r=rtw_do_join(adapter)) ) {
DBG_88E("%s roaming do_join return %d\n", __func__ ,do_join_r);
continue;
}
break;
} else {
DBG_88E("%s We've try roaming but fail\n", __func__);
rtw_indicate_disconnect(adapter);
break;
}
}
} else
#endif
{
rtw_indicate_disconnect(adapter);
free_scanqueue(pmlmepriv);/* */
}
_exit_critical_bh(&pmlmepriv->lock, &irqL);
#ifdef CONFIG_DRVEXT_MODULE_WSC
drvext_assoc_fail_indicate(&adapter->drvextpriv);
#endif
_func_exit_;
}
/*
* rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey
* @adapter: pointer to _adapter structure
*/
void rtw_scan_timeout_handler (_adapter *adapter)
{
_irqL irqL;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
DBG_88E(FUNC_ADPT_FMT" fw_state=%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
_enter_critical_bh(&pmlmepriv->lock, &irqL);
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
_exit_critical_bh(&pmlmepriv->lock, &irqL);
rtw_indicate_scan_done(adapter, true);
}
static void rtw_auto_scan_handler(_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv;
/* auto site survey per 60sec */
if (pmlmepriv->scan_interval >0)
{
pmlmepriv->scan_interval--;
if (pmlmepriv->scan_interval==0)
{
DBG_88E("%s\n", __func__);
rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */
}
}
}
void rtw_dynamic_check_timer_handlder(_adapter *adapter)
{
#ifdef CONFIG_AP_MODE
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
#endif /* CONFIG_AP_MODE */
struct registry_priv *pregistrypriv = &adapter->registrypriv;
if (!adapter)
return;
#if defined(CONFIG_CHECK_BT_HANG) && defined(CONFIG_BT_COEXIST)
if (adapter->HalFunc.hal_checke_bt_hang)
adapter->HalFunc.hal_checke_bt_hang(adapter);
#endif
if (adapter->hw_init_completed == false)
return;
if ((adapter->bDriverStopped == true)||(adapter->bSurpriseRemoved== true))
return;
if (adapter->net_closed == true)
return;
rtw_dynamic_chk_wk_cmd(adapter);
if (pregistrypriv->wifi_spec==1)
{
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
#endif
{
/* auto site survey */
rtw_auto_scan_handler(adapter);
}
}
#ifndef CONFIG_ACTIVE_KEEP_ALIVE_CHECK
#ifdef CONFIG_AP_MODE
if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
{
expire_timeout_chk(adapter);
}
#endif
#endif /* CONFIG_ACTIVE_KEEP_ALIVE_CHECK */
#ifdef CONFIG_BR_EXT
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
#endif /* (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) */
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if ( adapter->pnetdev->br_port
&& (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == true) )
#else /* (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) */
if ( rcu_dereference(adapter->pnetdev->rx_handler_data)
&& (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == true) )
#endif /* (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) */
{
/* expire NAT2.5 entry */
nat25_db_expire(adapter);
if (adapter->pppoe_connection_in_progress > 0) {
adapter->pppoe_connection_in_progress--;
}
/* due to rtw_dynamic_check_timer_handlder() is called every 2 seconds */
if (adapter->pppoe_connection_in_progress > 0) {
adapter->pppoe_connection_in_progress--;
}
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35))
rcu_read_unlock();
#endif /* (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) */
#endif /* CONFIG_BR_EXT */
}
#ifdef CONFIG_SET_SCAN_DENY_TIMER
inline bool rtw_is_scan_deny(_adapter *adapter)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
return (ATOMIC_READ(&mlmepriv->set_scan_deny) != 0) ? true : false;
}
inline void rtw_clear_scan_deny(_adapter *adapter)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
ATOMIC_SET(&mlmepriv->set_scan_deny, 0);
if (0)
DBG_88E(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
}
void rtw_set_scan_deny_timer_hdl(_adapter *adapter)
{
rtw_clear_scan_deny(adapter);
}
void rtw_set_scan_deny(_adapter *adapter, u32 ms)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
ATOMIC_SET(&mlmepriv->set_scan_deny, 1);
_set_timer(&mlmepriv->set_scan_deny_timer, ms);
}
#endif
#if defined(IEEE80211_SCAN_RESULT_EXPIRE)
#define RTW_SCAN_RESULT_EXPIRE IEEE80211_SCAN_RESULT_EXPIRE/HZ*1000 -1000 /* 3000 -1000 */
#else
#define RTW_SCAN_RESULT_EXPIRE 2000
#endif
/*
* Select a new join candidate from the original @param candidate and @param competitor
* @return true: candidate is updated
* @return false: candidate is not updated
*/
static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv
, struct wlan_network **candidate, struct wlan_network *competitor)
{
int updated = false;
_adapter *adapter = container_of(pmlmepriv, _adapter, mlmepriv);
/* check bssid, if needed */
if (pmlmepriv->assoc_by_bssid==true) {
if (_rtw_memcmp(competitor->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN) ==false)
goto exit;
}
/* check ssid, if needed */
if (pmlmepriv->assoc_ssid.Ssid && pmlmepriv->assoc_ssid.SsidLength) {
if ( competitor->network.Ssid.SsidLength != pmlmepriv->assoc_ssid.SsidLength
|| _rtw_memcmp(competitor->network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength) == false
)
goto exit;
}
if (rtw_is_desired_network(adapter, competitor) == false)
goto exit;
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming) {
if ( rtw_get_passing_time_ms((u32)competitor->last_scanned) >= RTW_SCAN_RESULT_EXPIRE
|| is_same_ess(&competitor->network, &pmlmepriv->cur_network.network) == false
)
goto exit;
}
#endif
if (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
{
*candidate = competitor;
updated = true;
}
if (updated){
DBG_88E("[by_bssid:%u][assoc_ssid:%s]"
"new candidate: %s(%pM rssi:%d\n",
pmlmepriv->assoc_by_bssid,
pmlmepriv->assoc_ssid.Ssid,
(*candidate)->network.Ssid.Ssid,
(*candidate)->network.MacAddress,
(int)(*candidate)->network.Rssi);
#ifdef CONFIG_LAYER2_ROAMING
DBG_88E("[to_roaming:%u]\n", pmlmepriv->to_roaming);
#endif
}
exit:
return updated;
}
/*
Calling context:
The caller of the sub-routine will be in critical section...
The caller must hold the following spinlock
pmlmepriv->lock
*/
int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv )
{
_irqL irqL;
int ret;
_list *phead;
_adapter *adapter;
_queue *queue = &(pmlmepriv->scanned_queue);
struct wlan_network *pnetwork = NULL;
struct wlan_network *candidate = NULL;
u8 bSupportAntDiv = false;
_func_enter_;
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
phead = get_list_head(queue);
adapter = (_adapter *)pmlmepriv->nic_hdl;
pmlmepriv->pscanned = get_next( phead );
while (!rtw_end_of_queue_search(phead, pmlmepriv->pscanned)) {
pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
if (pnetwork==NULL){
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s return _FAIL:(pnetwork==NULL)\n", __func__));
ret = _FAIL;
goto exit;
}
pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
}
if (candidate == NULL) {
DBG_88E("%s: return _FAIL(candidate == NULL)\n", __func__);
#ifdef CONFIG_WOWLAN
_clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
#endif
ret = _FAIL;
goto exit;
} else {
DBG_88E("%s: candidate: %s(%pM ch:%u)\n", __func__,
candidate->network.Ssid.Ssid, candidate->network.MacAddress,
candidate->network.Configuration.DSConfig);
}
/* check for situation of _FW_LINKED */
if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
DBG_88E("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
rtw_disassoc_cmd(adapter, 0, true);
rtw_indicate_disconnect(adapter);
rtw_free_assoc_resources(adapter, 0);
}
#ifdef CONFIG_ANTENNA_DIVERSITY
rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(bSupportAntDiv));
if (true == bSupportAntDiv)
{
u8 CurrentAntenna;
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna));
DBG_88E("#### Opt_Ant_(%s) , cur_Ant(%s)\n",
(2==candidate->network.PhyInfo.Optimum_antenna)?"A":"B",
(2==CurrentAntenna)?"A":"B"
);
}
#endif
ret = rtw_joinbss_cmd(adapter, candidate);
exit:
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
_func_exit_;
return ret;
}
sint rtw_set_auth(_adapter * adapter,struct security_priv *psecuritypriv)
{
struct cmd_obj* pcmd;
struct setauth_parm *psetauthparm;
struct cmd_priv *pcmdpriv=&(adapter->cmdpriv);
sint res=_SUCCESS;
_func_enter_;
pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
if (pcmd==NULL){
res= _FAIL; /* try again */
goto exit;
}
psetauthparm=(struct setauth_parm*)rtw_zmalloc(sizeof(struct setauth_parm));
if (psetauthparm==NULL){
rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj));
res= _FAIL;
goto exit;
}
_rtw_memset(psetauthparm, 0, sizeof(struct setauth_parm));
psetauthparm->mode=(unsigned char)psecuritypriv->dot11AuthAlgrthm;
pcmd->cmdcode = _SetAuth_CMD_;
pcmd->parmbuf = (unsigned char *)psetauthparm;
pcmd->cmdsz = (sizeof(struct setauth_parm));
pcmd->rsp = NULL;
pcmd->rspsz = 0;
_rtw_init_listhead(&pcmd->list);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("after enqueue set_auth_cmd, auth_mode=%x\n", psecuritypriv->dot11AuthAlgrthm));
res = rtw_enqueue_cmd(pcmdpriv, pcmd);
exit:
_func_exit_;
return res;
}
sint rtw_set_key(_adapter * adapter,struct security_priv *psecuritypriv,sint keyid, u8 set_tx)
{
u8 keylen;
struct cmd_obj *pcmd;
struct setkey_parm *psetkeyparm;
struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
sint res=_SUCCESS;
_func_enter_;
pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
if (pcmd==NULL){
res= _FAIL; /* try again */
goto exit;
}
psetkeyparm=(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
if (psetkeyparm==NULL){
rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj));
res= _FAIL;
goto exit;
}
_rtw_memset(psetkeyparm, 0, sizeof(struct setkey_parm));
if (psecuritypriv->dot11AuthAlgrthm ==dot11AuthAlgrthm_8021X){
psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy=%d\n", psetkeyparm->algorithm));
}
else{
psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm;
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm=%d\n", psetkeyparm->algorithm));
}
psetkeyparm->keyid = (u8)keyid;/* 0~3 */
psetkeyparm->set_tx = set_tx;
pmlmepriv->key_mask |= BIT(psetkeyparm->keyid);
#ifdef CONFIG_AUTOSUSPEND
if ( true == adapter->pwrctrlpriv.bInternalAutoSuspend)
{
adapter->pwrctrlpriv.wepkeymask = pmlmepriv->key_mask;
DBG_88E("....AutoSuspend pwrctrlpriv.wepkeymask(%x)\n",adapter->pwrctrlpriv.wepkeymask);
}
#endif
DBG_88E("==> rtw_set_key algorithm(%x),keyid(%x),key_mask(%x)\n",psetkeyparm->algorithm,psetkeyparm->keyid,pmlmepriv->key_mask);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=%d psetkeyparm->keyid=(u8)keyid=%d\n",psetkeyparm->algorithm, keyid));
switch (psetkeyparm->algorithm){
case _WEP40_:
keylen=5;
_rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
break;
case _WEP104_:
keylen=13;
_rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
break;
case _TKIP_:
keylen=16;
_rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
psetkeyparm->grpkey=1;
break;
case _AES_:
keylen=16;
_rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
psetkeyparm->grpkey=1;
break;
default:
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm = %x (must be 1 or 2 or 4 or 5)\n",psecuritypriv->dot11PrivacyAlgrthm));
res= _FAIL;
goto exit;
}
pcmd->cmdcode = _SetKey_CMD_;
pcmd->parmbuf = (u8 *)psetkeyparm;
pcmd->cmdsz = (sizeof(struct setkey_parm));
pcmd->rsp = NULL;
pcmd->rspsz = 0;
_rtw_init_listhead(&pcmd->list);
/* _rtw_init_sema(&(pcmd->cmd_sem), 0); */
res = rtw_enqueue_cmd(pcmdpriv, pcmd);
exit:
_func_exit_;
return res;
}
/* adjust IEs for rtw_joinbss_cmd in WMM */
int rtw_restruct_wmm_ie(_adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
{
unsigned int ielength=0;
unsigned int i, j;
i = 12; /* after the fixed IE */
while (i<in_len)
{
ielength = initial_out_len;
if (in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50 && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) /* WMM element ID and OUI */
{
/* Append WMM IE to the last index of out_ie */
for ( j = i; j < i + 9; j++ ) {
out_ie[ ielength] = in_ie[ j ];
ielength++;
}
out_ie[ initial_out_len + 1 ] = 0x07;
out_ie[ initial_out_len + 6 ] = 0x00;
out_ie[ initial_out_len + 8 ] = 0x00;
break;
}
i+=(in_ie[i+1]+2); /* to the next IE element */
}
return ielength;
}
/* */
/* Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
/* Added by Annie, 2006-05-07. */
/* */
/* Search by BSSID, */
/* Return Value: */
/* -1 :if there is no pre-auth key in the table */
/* >=0 :if there is pre-auth key, and return the entry id */
/* */
/* */
static int SecIsInPMKIDList(_adapter *Adapter, u8 *bssid)
{
struct security_priv *psecuritypriv=&Adapter->securitypriv;
int i=0;
do
{
if ( ( psecuritypriv->PMKIDList[i].bUsed ) &&
( _rtw_memcmp( psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN ) == true ) )
{
break;
}
else
{
i++;
/* continue; */
}
}while (i<NUM_PMKID_CACHE);
if ( i == NUM_PMKID_CACHE )
{
i = -1;/* Could not find. */
}
else
{
/* There is one Pre-Authentication Key for the specific BSSID. */
}
return (i);
}
/* */
/* Check the RSN IE length */
/* If the RSN IE length <= 20, the RSN IE didn't include the PMKID information */
/* 0-11th element in the array are the fixed IE */
/* 12th element in the array is the IE */
/* 13th element in the array is the IE length */
/* */
static int rtw_append_pmkid(_adapter *Adapter,int iEntry, u8 *ie, uint ie_len)
{
struct security_priv *psecuritypriv=&Adapter->securitypriv;
if (ie[13]<=20){
/* The RSN IE didn't include the PMK ID, append the PMK information */
ie[ie_len]=1;
ie_len++;
ie[ie_len]=0; /* PMKID count = 0x0100 */
ie_len++;
_rtw_memcpy( &ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
ie_len+=16;
ie[13]+=18;/* PMKID length = 2+16 */
}
return (ie_len);
}
sint rtw_restruct_sec_ie(_adapter *adapter,u8 *in_ie, u8 *out_ie, uint in_len)
{
u8 authmode, securitytype, match;
u8 sec_ie[255], uncst_oui[4], bkup_ie[255];
u8 wpa_oui[4]={0x0, 0x50, 0xf2, 0x01};
uint ielength, cnt, remove_cnt;
int iEntry;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
struct security_priv *psecuritypriv=&adapter->securitypriv;
uint ndisauthmode=psecuritypriv->ndisauthtype;
uint ndissecuritytype = psecuritypriv->ndisencryptstatus;
_func_enter_;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
("+rtw_restruct_sec_ie: ndisauthmode=%d ndissecuritytype=%d\n",
ndisauthmode, ndissecuritytype));
/* copy fixed ie only */
_rtw_memcpy(out_ie, in_ie,12);
ielength=12;
if ((ndisauthmode==Ndis802_11AuthModeWPA)||(ndisauthmode==Ndis802_11AuthModeWPAPSK))
authmode=_WPA_IE_ID_;
if ((ndisauthmode==Ndis802_11AuthModeWPA2)||(ndisauthmode==Ndis802_11AuthModeWPA2PSK))
authmode=_WPA2_IE_ID_;
if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
{
_rtw_memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
ielength += psecuritypriv->wps_ie_len;
}
else if ((authmode==_WPA_IE_ID_)||(authmode==_WPA2_IE_ID_))
{
/* copy RSN or SSN */
_rtw_memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
ielength+=psecuritypriv->supplicant_ie[1]+2;
rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
#ifdef CONFIG_DRVEXT_MODULE
drvext_report_sec_ie(&adapter->drvextpriv, authmode, sec_ie);
#endif
}
iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
if (iEntry<0)
{
return ielength;
}
else
{
if (authmode == _WPA2_IE_ID_)
{
ielength=rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
}
}
_func_exit_;
return ielength;
}
void rtw_init_registrypriv_dev_network( _adapter* adapter)
{
struct registry_priv* pregistrypriv = &adapter->registrypriv;
struct eeprom_priv* peepriv = &adapter->eeprompriv;
WLAN_BSSID_EX *pdev_network = &pregistrypriv->dev_network;
u8 *myhwaddr = myid(peepriv);
_func_enter_;
_rtw_memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
_rtw_memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(NDIS_802_11_SSID));
pdev_network->Configuration.Length=sizeof(NDIS_802_11_CONFIGURATION);
pdev_network->Configuration.BeaconPeriod = 100;
pdev_network->Configuration.FHConfig.Length = 0;
pdev_network->Configuration.FHConfig.HopPattern = 0;
pdev_network->Configuration.FHConfig.HopSet = 0;
pdev_network->Configuration.FHConfig.DwellTime = 0;
_func_exit_;
}
void rtw_update_registrypriv_dev_network(_adapter* adapter)
{
int sz=0;
struct registry_priv* pregistrypriv = &adapter->registrypriv;
WLAN_BSSID_EX *pdev_network = &pregistrypriv->dev_network;
struct security_priv* psecuritypriv = &adapter->securitypriv;
struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
/* struct xmit_priv *pxmitpriv = &adapter->xmitpriv; */
_func_enter_;
pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; /* adhoc no 802.1x */
pdev_network->Rssi = 0;
switch (pregistrypriv->wireless_mode)
{
case WIRELESS_11B:
pdev_network->NetworkTypeInUse = (Ndis802_11DS);
break;
case WIRELESS_11G:
case WIRELESS_11BG:
case WIRELESS_11_24N:
case WIRELESS_11G_24N:
case WIRELESS_11BG_24N:
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
break;
case WIRELESS_11A:
case WIRELESS_11A_5N:
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
break;
case WIRELESS_11ABGN:
if (pregistrypriv->channel > 14)
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
else
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
break;
default :
/* TODO */
break;
}
pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("pregistrypriv->channel=%d, pdev_network->Configuration.DSConfig=0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
pdev_network->Configuration.ATIMWindow = (0);
pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
/* 1. Supported rates */
/* 2. IE */
sz = rtw_generate_ie(pregistrypriv);
pdev_network->IELength = sz;
pdev_network->Length = get_WLAN_BSSID_EX_sz((WLAN_BSSID_EX *)pdev_network);
/* notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); */
/* pdev_network->IELength = cpu_to_le32(sz); */
_func_exit_;
}
void rtw_get_encrypt_decrypt_from_registrypriv(_adapter* adapter)
{
_func_enter_;
_func_exit_;
}
/* the fucntion is at passive_level */
void rtw_joinbss_reset(_adapter *padapter)
{
u8 threshold;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_80211N_HT
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
#endif
/* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
#ifdef CONFIG_80211N_HT
pmlmepriv->num_FortyMHzIntolerant = 0;
pmlmepriv->num_sta_no_ht = 0;
phtpriv->ampdu_enable = false;/* reset to disabled */
/* TH=1 => means that invalidate usb rx aggregation */
/* TH=0 => means that validate usb rx aggregation, use init value. */
if (phtpriv->ht_option)
{
if (padapter->registrypriv.wifi_spec==1)
threshold = 1;
else
threshold = 0;
rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
}
else
{
threshold = 1;
rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
}
#endif
}
#ifdef CONFIG_80211N_HT
/* the fucntion is >= passive_level */
unsigned int rtw_restructure_ht_ie(_adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len)
{
u32 ielen, out_len;
HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
unsigned char *p;
struct rtw_ieee80211_ht_cap ht_capie;
unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct qos_priv *pqospriv= &pmlmepriv->qospriv;
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
phtpriv->ht_option = false;
p = rtw_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12);
if (p && ielen>0)
{
if (pqospriv->qos_option == 0)
{
out_len = *pout_len;
rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
_WMM_IE_Length_, WMM_IE, pout_len);
pqospriv->qos_option = 1;
}
out_len = *pout_len;
_rtw_memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH |IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_TX_STBC |
IEEE80211_HT_CAP_DSSSCCK40;
{
u32 rx_packet_offset, max_recvbuf_sz;
rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
/* if (max_recvbuf_sz-rx_packet_offset>(8191-256)) { */
/* DBG_88E("%s IEEE80211_HT_CAP_MAX_AMSDU is set\n", __func__); */
/* ht_capie.cap_info = ht_capie.cap_info |IEEE80211_HT_CAP_MAX_AMSDU; */
/* */
}
/*
AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k
AMPDU_para [4:2]:Min MPDU Start Spacing
*/
rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor);
ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_ )
ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
else
ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
sizeof(struct rtw_ieee80211_ht_cap), (unsigned char*)&ht_capie, pout_len);
phtpriv->ht_option = true;
p = rtw_get_ie(in_ie+12, _HT_ADD_INFO_IE_, &ielen, in_len-12);
if (p && (ielen==sizeof(struct ieee80211_ht_addt_info)))
{
out_len = *pout_len;
rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2 , pout_len);
}
}
return (phtpriv->ht_option);
}
/* the fucntion is > passive_level (in critical_section) */
void rtw_update_ht_cap(_adapter *padapter, u8 *pie, uint ie_len)
{
u8 *p, max_ampdu_sz;
int len;
/* struct sta_info *bmc_sta, *psta; */
struct rtw_ieee80211_ht_cap *pht_capie;
/* struct recv_reorder_ctrl *preorder_ctrl; */
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
/* struct recv_priv *precvpriv = &padapter->recvpriv; */
struct registry_priv *pregistrypriv = &padapter->registrypriv;
/* struct wlan_network *pcur_network = &(pmlmepriv->cur_network);; */
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
if (!phtpriv->ht_option)
return;
if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
return;
DBG_88E("+rtw_update_ht_cap()\n");
/* maybe needs check if ap supports rx ampdu. */
if ((phtpriv->ampdu_enable==false) &&(pregistrypriv->ampdu_enable==1))
{
if (pregistrypriv->wifi_spec==1)
{
phtpriv->ampdu_enable = false;
}
else
{
phtpriv->ampdu_enable = true;
}
}
else if (pregistrypriv->ampdu_enable==2)
{
phtpriv->ampdu_enable = true;
}
/* check Max Rx A-MPDU Size */
len = 0;
p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_CAPABILITY_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs));
if (p && len>0)
{
pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */
/* DBG_88E("rtw_update_ht_cap(): max_ampdu_sz=%d\n", max_ampdu_sz); */
phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
}
len=0;
p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_ADD_INFO_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs));
if (p && len>0) {
/* todo: */
}
/* update cur_bwmode & cur_ch_offset */
if ((pregistrypriv->cbw40_enable) &&
(le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & BIT(1)) &&
(pmlmeinfo->HT_info.infos[0] & BIT(2))) {
int i;
u8 rf_type;
padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
/* update the MCS rates */
for (i = 0; i < 16; i++)
{
if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
{
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
}
else
{
#ifdef CONFIG_DISABLE_MCS13TO15
if (pmlmeext->cur_bwmode == HT_CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1 )
{
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R_MCS13TO15_OFF[i];
}
else
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
#else
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
#endif /* CONFIG_DISABLE_MCS13TO15 */
}
#ifdef RTL8192C_RECONFIG_TO_1T1R
{
pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
}
#endif
}
/* switch to the 40M Hz mode accoring to the AP */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
switch ((pmlmeinfo->HT_info.infos[0] & 0x3))
{
case HT_EXTCHNL_OFFSET_UPPER:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case HT_EXTCHNL_OFFSET_LOWER:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
break;
}
}
/* */
/* 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__);
/* */
/* Config current HT Protection mode. */
/* */
pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
}
void rtw_issue_addbareq_cmd(_adapter *padapter, struct xmit_frame *pxmitframe)
{
u8 issued;
int priority;
struct sta_info *psta=NULL;
struct ht_priv *phtpriv;
struct pkt_attrib *pattrib =&pxmitframe->attrib;
s32 bmcst = IS_MCAST(pattrib->ra);
if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod<100))
return;
priority = pattrib->priority;
if (pattrib->psta)
psta = pattrib->psta;
else
psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
if (psta==NULL)
return;
phtpriv = &psta->htpriv;
if ((phtpriv->ht_option==true) && (phtpriv->ampdu_enable==true))
{
issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
if (0==issued)
{
DBG_88E("rtw_issue_addbareq_cmd, p=%d\n", priority);
psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
rtw_addbareq_cmd(padapter,(u8) priority, pattrib->ra);
}
}
}
#endif
#ifdef CONFIG_LAYER2_ROAMING
void rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network)
{
_irqL irqL;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_enter_critical_bh(&pmlmepriv->lock, &irqL);
_rtw_roaming(padapter, tgt_network);
_exit_critical_bh(&pmlmepriv->lock, &irqL);
}
void _rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
int do_join_r;
struct wlan_network *pnetwork;
if (tgt_network != NULL)
pnetwork = tgt_network;
else
pnetwork = &pmlmepriv->cur_network;
if (0 < pmlmepriv->to_roaming) {
DBG_88E("roaming from %s(%pM length:%d\n",
pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress,
pnetwork->network.Ssid.SsidLength);
_rtw_memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, sizeof(NDIS_802_11_SSID));
pmlmepriv->assoc_by_bssid = false;
while (1) {
if ( _SUCCESS==(do_join_r=rtw_do_join(padapter)) ) {
break;
} else {
DBG_88E("roaming do_join return %d\n", do_join_r);
pmlmepriv->to_roaming--;
if (0< pmlmepriv->to_roaming) {
continue;
} else {
DBG_88E("%s(%d) -to roaming fail, indicate_disconnect\n", __func__,__LINE__);
rtw_indicate_disconnect(padapter);
break;
}
}
}
}
}
#endif
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