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rtl8188eu/core/rtw_mlme.c
Larry Finger d4fa4d178f Replace __FUNCTION__ with __func__ 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2013-05-09 11:23:32 -05:00

3984 lines
108 KiB
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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>
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().
//_rtw_memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv));
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)
{
#ifdef PLATFORM_WINDOWS
delta_time = (curr_time -pnetwork->last_scanned)/10;
if (delta_time < lifetime*1000000)// unit:usec
{
goto exit;
}
#endif
#ifdef PLATFORM_LINUX
delta_time = (curr_time -pnetwork->last_scanned)/HZ;
if (delta_time < lifetime)// unit:sec
{
goto exit;
}
#endif
#ifdef PLATFORM_FREEBSD
//i think needs to check again
delta_time = (curr_time -pnetwork->last_scanned)/hz;
if (delta_time < lifetime)// unit:sec
{
goto exit;
}
#endif
}
_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 --;
//DBG_871X("_rtw_free_network:SSID=%s\n", pnetwork->network.Ssid.Ssid);
_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;
//_enter_critical(&free_queue->lock, &irqL);
rtw_list_delete(&(pnetwork->list));
rtw_list_insert_tail(&(pnetwork->list), get_list_head(free_queue));
pmlmepriv->num_of_scanned --;
//_exit_critical(&free_queue->lock, &irqL);
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)
{
//_irqL irqL;
_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;
}
//_enter_critical_bh(&scanned_queue->lock, &irqL);
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_critical_bh(&scanned_queue->lock, &irqL);
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)
{
u16 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;
}
#ifndef PLATFORM_FREEBSD //Baron
static struct wlan_network *rtw_dequeue_network(_queue *queue)
{
struct wlan_network *pnetwork;
_func_enter_;
pnetwork = _rtw_dequeue_network(queue);
_func_exit_;
return pnetwork;
}
#endif //PLATFORM_FREEBSD
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)
{
//RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("(%s,%d)(%s,%d)\n",
// a->Ssid.Ssid,a->Ssid.SsidLength,b->Ssid.Ssid,b->Ssid.SsidLength));
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;
_func_enter_;
#ifdef PLATFORM_OS_XP
if ( ((uint)dst) <= 0x7fffffff ||
((uint)src) <= 0x7fffffff ||
((uint)&s_cap) <= 0x7fffffff ||
((uint)&d_cap) <= 0x7fffffff)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n@@@@ error address of dst\n"));
KeBugCheckEx(0x87110000, (ULONG_PTR)dst, (ULONG_PTR)src,(ULONG_PTR)&s_cap, (ULONG_PTR)&d_cap);
return _FALSE;
}
#endif
_rtw_memcpy((u8 *)&s_cap, rtw_get_capability_from_ie(src->IEs), 2);
_rtw_memcpy((u8 *)&d_cap, rtw_get_capability_from_ie(dst->IEs), 2);
s_cap = le16_to_cpu(s_cap);
d_cap = le16_to_cpu(d_cap);
_func_exit_;
return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
// (src->Configuration.DSConfig == dst->Configuration.DSConfig) &&
( (_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_871X("%s %s("MAC_FMT", 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, MAC_ARG(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_871X("%s %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
, __func__
, dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
}
#endif
#if 0 // old codes, may be useful one day...
// DBG_871X("update_network: rssi=0x%lx dst->Rssi=%d ,dst->Rssi=0x%lx , src->Rssi=0x%lx",(dst->Rssi+src->Rssi)/2,dst->Rssi,dst->Rssi,src->Rssi);
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src))
{
//DBG_871X("b:ssid=%s update_network: src->rssi=0x%d padapter->recvpriv.ui_rssi=%d\n",src->Ssid.Ssid,src->Rssi,padapter->recvpriv.signal);
if (padapter->recvpriv.signal_qual_data.total_num++ >= PHY_LINKQUALITY_SLID_WIN_MAX)
{
padapter->recvpriv.signal_qual_data.total_num = PHY_LINKQUALITY_SLID_WIN_MAX;
last_evm = padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index];
padapter->recvpriv.signal_qual_data.total_val -= last_evm;
}
padapter->recvpriv.signal_qual_data.total_val += query_rx_pwr_percentage(src->Rssi);
padapter->recvpriv.signal_qual_data.elements[padapter->recvpriv.signal_qual_data.index++] = query_rx_pwr_percentage(src->Rssi);
if (padapter->recvpriv.signal_qual_data.index >= PHY_LINKQUALITY_SLID_WIN_MAX)
padapter->recvpriv.signal_qual_data.index = 0;
//DBG_871X("Total SQ=%d pattrib->signal_qual= %d\n", padapter->recvpriv.signal_qual_data.total_val, src->Rssi);
// <1> Showed on UI for user,in percentage.
tmpVal = padapter->recvpriv.signal_qual_data.total_val/padapter->recvpriv.signal_qual_data.total_num;
padapter->recvpriv.signal=(u8)tmpVal;//Link quality
src->Rssi= translate_percentage_to_dbm(padapter->recvpriv.signal) ;
}
else{
// DBG_871X("ELSE:ssid=%s update_network: src->rssi=0x%d dst->rssi=%d\n",src->Ssid.Ssid,src->Rssi,dst->Rssi);
src->Rssi=(src->Rssi +dst->Rssi)/2;//dBM
}
// DBG_871X("a:update_network: src->rssi=0x%d padapter->recvpriv.ui_rssi=%d\n",src->Rssi,padapter->recvpriv.signal);
#endif
_func_exit_;
}
static void update_current_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
_func_enter_;
#ifdef PLATFORM_OS_XP
if ((unsigned long)(&(pmlmepriv->cur_network.network)) < 0x7ffffff)
{
KeBugCheckEx(0x87111c1c, (ULONG_PTR)(&(pmlmepriv->cur_network.network)), 0, 0,0);
}
#endif
if ( (check_fwstate(pmlmepriv, _FW_LINKED)== _TRUE) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)))
{
//RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"Same Network\n");
//if (pmlmepriv->cur_network.network.IELength<= pnetwork->IELength)
{
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)
{
#ifdef PLATFORM_OS_XP
KeBugCheckEx(0x87111c1c, (ULONG_PTR)pnetwork, 0, 0,0);
#endif
}
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
//target->PhyInfo.Optimum_antenna = pHalData->CurAntenna;//optimum_antenna=>For 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));
//pnetwork->last_scanned = rtw_get_current_time();
// 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_;
//_enter_critical_bh(&queue->lock, &irqL);
#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);
//_exit_critical_bh(&queue->lock, &irqL);
_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
int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork);
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_871X("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));
#ifdef CONFIG_RTL8712
//endian_convert
pnetwork->Length = le32_to_cpu(pnetwork->Length);
pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength);
pnetwork->Privacy =le32_to_cpu( pnetwork->Privacy);
pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi);
pnetwork->NetworkTypeInUse =le32_to_cpu(pnetwork->NetworkTypeInUse);
pnetwork->Configuration.ATIMWindow = le32_to_cpu(pnetwork->Configuration.ATIMWindow);
pnetwork->Configuration.BeaconPeriod = le32_to_cpu(pnetwork->Configuration.BeaconPeriod);
pnetwork->Configuration.DSConfig =le32_to_cpu(pnetwork->Configuration.DSConfig);
pnetwork->Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime);
pnetwork->Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern);
pnetwork->Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet);
pnetwork->Configuration.FHConfig.Length=le32_to_cpu(pnetwork->Configuration.FHConfig.Length);
pnetwork->Configuration.Length = le32_to_cpu(pnetwork->Configuration.Length);
pnetwork->InfrastructureMode = le32_to_cpu(pnetwork->InfrastructureMode);
pnetwork->IELength = le32_to_cpu(pnetwork->IELength);
#endif
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)
{
//RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE\n\n");
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;
//pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;//because don't set assoc_timer
_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_871X("try_to_join, but select scanning queue fail, to_roaming:%d\n", pmlmepriv->to_roaming);
#else
DBG_871X("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);
//DBG_871X("scan complete in %dms\n",rtw_get_passing_time_ms(pmlmepriv->scan_start_time));
_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_CONCURRENT_MODE
rtw_os_xmit_schedule(adapter->pbuddy_adapter);
#endif
#ifdef CONFIG_DUALMAC_CONCURRENT
dc_resume_xmit(adapter);
#endif
#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;
#ifdef CONFIG_TDLS
struct tdls_info *ptdlsinfo = &adapter->tdlsinfo;
#endif //CONFIG_TDLS
_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="MAC_FMT" ssid=%s\n",
MAC_ARG(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);
#ifdef CONFIG_TDLS
if (ptdlsinfo->setup_state != TDLS_STATE_NONE)
{
rtw_tdls_cmd(adapter, myid(&(adapter->eeprompriv)), TDLS_RS_RCR);
rtw_reset_tdls_info(adapter);
rtw_free_all_stainfo(adapter);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
}
else
#endif //CONFIG_TDLS
{
_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))
/*||check_fwstate(pmlmepriv, WIFI_STATION_STATE)*/)
{
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);
//DBG_871X("clear wps when %s\n", __func__);
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming > 0)
_clr_fwstate_(pmlmepriv, _FW_LINKED);
#endif
#ifdef CONFIG_WAPI_SUPPORT
psta = rtw_get_stainfo(pstapriv,cur_network->MacAddress);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
{
rtw_wapi_return_one_sta_info(padapter, psta->hwaddr);
}
else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))
{
rtw_wapi_return_all_sta_info(padapter);
}
#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_871X(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_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
#ifdef CONFIG_PLATFORM_MSTAR_TITANIA12
//_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
set_survey_timer(pmlmeext, 0);
_set_timer(&pmlmepriv->scan_to_timer, 50);
#endif
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_871X("%s\n", __func__);
psta->aid = pnetwork->join_res;
#ifdef CONFIG_CONCURRENT_MODE
if (PRIMARY_ADAPTER == padapter->adapter_type)
psta->mac_id=0;
else
psta->mac_id=2;
#else
psta->mac_id=0;
#endif
//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_871X("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_871X("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_871X("%s\n", __func__);
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\nfw_state:%x, BSSID:"MAC_FMT"\n"
,get_fwstate(pmlmepriv), MAC_ARG(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_871X("%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;
static u8 retry=0;
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_;
#ifdef CONFIG_RTL8712
//endian_convert
pnetwork->join_res = le32_to_cpu(pnetwork->join_res);
pnetwork->network_type = le32_to_cpu(pnetwork->network_type);
pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length);
pnetwork->network.Ssid.SsidLength = le32_to_cpu(pnetwork->network.Ssid.SsidLength);
pnetwork->network.Privacy =le32_to_cpu( pnetwork->network.Privacy);
pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi);
pnetwork->network.NetworkTypeInUse =le32_to_cpu(pnetwork->network.NetworkTypeInUse) ;
pnetwork->network.Configuration.ATIMWindow = le32_to_cpu(pnetwork->network.Configuration.ATIMWindow);
pnetwork->network.Configuration.BeaconPeriod = le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod);
pnetwork->network.Configuration.DSConfig = le32_to_cpu(pnetwork->network.Configuration.DSConfig);
pnetwork->network.Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->network.Configuration.FHConfig.DwellTime);
pnetwork->network.Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopPattern);
pnetwork->network.Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet);
pnetwork->network.Configuration.FHConfig.Length=le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length);
pnetwork->network.Configuration.Length = le32_to_cpu(pnetwork->network.Configuration.Length);
pnetwork->network.InfrastructureMode = le32_to_cpu(pnetwork->network.InfrastructureMode);
pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength );
#endif
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_joinbss_callback;
}
_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);
retry = 0;
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);
//rtw_free_assoc_resources(adapter, 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);
//rtw_free_assoc_resources(adapter, 1);
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
#ifdef REJOIN
retry = 0;
}
#endif
}
ignore_joinbss_callback:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
_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);
#ifdef CONFIG_CONCURRENT_MODE
rtw_os_xmit_schedule(adapter->pbuddy_adapter);
#endif
#ifdef CONFIG_DUALMAC_CONCURRENT
dc_resume_xmit(adapter);
#endif
_func_exit_;
}
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_871X("%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);
#ifdef CONFIG_RTL8711
//submit SetStaKey_cmd to tell fw, fw will allocate an CAM entry for this sta
rtw_setstakey_cmd(adapter, (unsigned char*)psta, _FALSE);
#endif
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_871X("%s(mac_id=%d)=" MAC_FMT "\n", __func__, mac_id, MAC_ARG(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)
{
//rtw_indicate_disconnect(adapter);//removed@20091105
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
//free old ibss network
//pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr);
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
#if 0
if (adapter->bDriverStopped == _TRUE){
_rtw_up_sema(&pmlmepriv->assoc_terminate);
return;
}
#endif
_func_enter_;
#ifdef PLATFORM_FREEBSD
rtw_mtx_lock(NULL);
if (callout_pending(&adapter->mlmepriv.assoc_timer.callout)) {
/* callout was reset */
//mtx_unlock(&sc->sc_mtx);
rtw_mtx_unlock(NULL);
return;
}
if (!callout_active(&adapter->mlmepriv.assoc_timer.callout)) {
/* callout was stopped */
//mtx_unlock(&sc->sc_mtx);
rtw_mtx_unlock(NULL);
return;
}
callout_deactivate(&adapter->mlmepriv.assoc_timer.callout);
#endif
DBG_871X("%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_871X("%s try another roaming\n", __func__);
if ( _SUCCESS!=(do_join_r=rtw_do_join(adapter)) ) {
DBG_871X("%s roaming do_join return %d\n", __func__ ,do_join_r);
continue;
}
break;
} else {
DBG_871X("%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
#ifdef PLATFORM_FREEBSD
rtw_mtx_unlock(NULL);
#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_871X(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)
{
/*
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE)
{
DBG_871X("exit %s when _FW_UNDER_SURVEY|_FW_UNDER_LINKING ->\n", __func__);
return;
}
if (pmlmepriv->sitesurveyctrl.traffic_busy == _TRUE)
{
DBG_871X("%s exit cause traffic_busy(%x)\n",__func__, pmlmepriv->sitesurveyctrl.traffic_busy);
return;
}
*/
#ifdef CONFIG_CONCURRENT_MODE
if (rtw_buddy_adapter_up(padapter))
{
if ((check_buddy_fwstate(padapter, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE) ||
(padapter->pbuddy_adapter->mlmepriv.LinkDetectInfo.bBusyTraffic == _TRUE))
{
DBG_871X("%s, but buddy_intf is under scanning or linking or BusyTraffic\n", __func__);
return;
}
}
#endif
DBG_871X("%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;
#ifdef CONFIG_CONCURRENT_MODE
PADAPTER pbuddy_adapter = adapter->pbuddy_adapter;
#endif
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;
#ifdef CONFIG_CONCURRENT_MODE
if (pbuddy_adapter)
{
if (adapter->net_closed == _TRUE && pbuddy_adapter->net_closed == _TRUE)
{
return;
}
}
else
#endif //CONFIG_CONCURRENT_MODE
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
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if ( rcu_dereference(adapter->pnetdev->rx_handler_data)
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
&& (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
// expire NAT2.5 entry
void nat25_db_expire(_adapter *priv);
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_871X(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;
#ifdef CONFIG_CONCURRENT_MODE
struct mlme_priv *b_mlmepriv;
#endif
if (0)
DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
ATOMIC_SET(&mlmepriv->set_scan_deny, 1);
_set_timer(&mlmepriv->set_scan_deny_timer, ms);
#ifdef CONFIG_CONCURRENT_MODE
if (!adapter->pbuddy_adapter)
return;
if (0)
DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter->pbuddy_adapter));
b_mlmepriv = &adapter->pbuddy_adapter->mlmepriv;
ATOMIC_SET(&b_mlmepriv->set_scan_deny, 1);
_set_timer(&b_mlmepriv->set_scan_deny_timer, ms);
#endif
}
#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
#ifndef PLATFORM_FREEBSD
/*
* 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 0
if (pmlmepriv->assoc_by_bssid==_TRUE) { // associate with bssid
if ( (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
&& _rtw_memcmp(competitor->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN)==_TRUE
) {
*candidate = competitor;
updated = _TRUE;
}
} else if (pmlmepriv->assoc_ssid.SsidLength == 0 ) { // associate with ssid, but ssidlength is 0
if ( (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi ) ) {
*candidate = competitor;
updated = _TRUE;
}
} else
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming) { // roaming
if ( (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
&& is_same_ess(&competitor->network, &pmlmepriv->cur_network.network)
//&&(!is_same_network(&competitor->network, &pmlmepriv->cur_network.network))
&& rtw_get_passing_time_ms((u32)competitor->last_scanned) < RTW_SCAN_RESULT_EXPIRE
&& rtw_is_desired_network(adapter, competitor)
) {
*candidate = competitor;
updated = _TRUE;
}
} else
#endif
{ // associate with ssid
if ( (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
&& (competitor->network.Ssid.SsidLength==pmlmepriv->assoc_ssid.SsidLength)
&&((_rtw_memcmp(competitor->network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength)) == _TRUE)
&& rtw_is_desired_network(adapter, competitor)
) {
*candidate = competitor;
updated = _TRUE;
}
}
#endif
if (updated){
DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
#ifdef CONFIG_LAYER2_ROAMING
"[to_roaming:%u] "
#endif
"new candidate: %s("MAC_FMT") rssi:%d\n",
pmlmepriv->assoc_by_bssid,
pmlmepriv->assoc_ssid.Ssid,
#ifdef CONFIG_LAYER2_ROAMING
pmlmepriv->to_roaming,
#endif
(*candidate)->network.Ssid.Ssid,
MAC_ARG((*candidate)->network.MacAddress),
(int)(*candidate)->network.Rssi
);
}
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);
#if 0
DBG_871X("MacAddress:"MAC_FMT" ssid:%s\n", MAC_ARG(pnetwork->network.MacAddress), pnetwork->network.Ssid.Ssid);
#endif
rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
}
if (candidate == NULL) {
DBG_871X("%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_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
candidate->network.Configuration.DSConfig);
}
// check for situation of _FW_LINKED
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
{
DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
#if 0 // for WPA/WPA2 authentication, wpa_supplicant will expect authentication from AP, it is needed to reconnect AP...
if (is_same_network(&pmlmepriv->cur_network.network, &candidate->network))
{
DBG_871X("%s: _FW_LINKED and is same network, it needn't join again\n", __func__);
rtw_indicate_connect(adapter);//rtw_indicate_connect again
ret = 2;
goto exit;
}
else
#endif
{
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_871X("#### 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;
}
#else
int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv )
{
_irqL irqL;
_list *phead;
#ifdef CONFIG_ANTENNA_DIVERSITY
u8 CurrentAntenna;
#endif
unsigned char *dst_ssid, *src_ssid;
_adapter *adapter;
_queue *queue = &(pmlmepriv->scanned_queue);
struct wlan_network *pnetwork = NULL;
struct wlan_network *pnetwork_max_rssi = NULL;
#ifdef CONFIG_LAYER2_ROAMING
struct wlan_network * roaming_candidate=NULL;
u32 cur_time=rtw_get_current_time();
#endif
_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_,("(2)rtw_select_and_join_from_scanned_queue return _FAIL:(pnetwork==NULL)\n"));
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
return _FAIL;
}
dst_ssid = pnetwork->network.Ssid.Ssid;
src_ssid = pmlmepriv->assoc_ssid.Ssid;
pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
#if 0
DBG_871X("MacAddress:"MAC_FMT" ssid:%s\n", MAC_ARG(pnetwork->network.MacAddress), pnetwork->network.Ssid.Ssid);
#endif
if (pmlmepriv->assoc_by_bssid==_TRUE)
{
if (_rtw_memcmp(pnetwork->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN)==_TRUE)
{
//remove the condition @ 20081125
//if ((pmlmepriv->cur_network.network.InfrastructureMode==Ndis802_11AutoUnknown)||
// pmlmepriv->cur_network.network.InfrastructureMode == pnetwork->network.InfrastructureMode)
// goto ask_for_joinbss;
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
{
if (is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network))
{
//DBG_871X("select_and_join(1): _FW_LINKED and is same network, it needn't join again\n");
rtw_indicate_connect(adapter);//rtw_indicate_connect again
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
return 2;
}
else
{
rtw_disassoc_cmd(adapter, 0, _TRUE);
rtw_indicate_disconnect(adapter);
rtw_free_assoc_resources(adapter, 0);
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ask_for_joinbss;
}
}
else
{
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ask_for_joinbss;
}
}
} else if (pmlmepriv->assoc_ssid.SsidLength == 0) {
goto ask_for_joinbss;//anyway, join first selected(dequeued) pnetwork if ssid_len=0
#ifdef CONFIG_LAYER2_ROAMING
} else if (pmlmepriv->to_roaming>0) {
if ( (roaming_candidate == NULL ||roaming_candidate->network.Rssi<pnetwork->network.Rssi )
&& is_same_ess(&pnetwork->network, &pmlmepriv->cur_network.network)
//&&(!is_same_network(&pnetwork->network, &pmlmepriv->cur_network.network))
&& rtw_get_time_interval_ms((u32)pnetwork->last_scanned,cur_time) < 5000
) {
roaming_candidate = pnetwork;
//RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,
DBG_871X
("roaming_candidate???: %s("MAC_FMT")\n",
roaming_candidate->network.Ssid.Ssid, MAC_ARG(roaming_candidate->network.MacAddress) )
//)
;
}
continue;
#endif
} else if ( (pnetwork->network.Ssid.SsidLength==pmlmepriv->assoc_ssid.SsidLength)
&&((_rtw_memcmp(dst_ssid, src_ssid, pmlmepriv->assoc_ssid.SsidLength)) == _TRUE)
)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("dst_ssid=%s, src_ssid=%s\n", dst_ssid, src_ssid));
#ifdef CONFIG_ANTENNA_DIVERSITY
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna));
DBG_871X("#### dst_ssid=(%s) Opt_Ant_(%s) , cur_Ant(%s)\n", dst_ssid,
(2==pnetwork->network.PhyInfo.Optimum_antenna)?"A":"B",
(2==CurrentAntenna)?"A":"B");
#endif
//remove the condition @ 20081125
//if ((pmlmepriv->cur_network.network.InfrastructureMode==Ndis802_11AutoUnknown)||
// pmlmepriv->cur_network.network.InfrastructureMode == pnetwork->network.InfrastructureMode)
//{
// _rtw_memcpy(pmlmepriv->assoc_bssid, pnetwork->network.MacAddress, ETH_ALEN);
// goto ask_for_joinbss;
//}
if (pmlmepriv->assoc_by_rssi==_TRUE)//if the ssid is the same, select the bss which has the max rssi
{
if ( NULL==pnetwork_max_rssi|| pnetwork->network.Rssi > pnetwork_max_rssi->network.Rssi)
pnetwork_max_rssi = pnetwork;
}
else if (rtw_is_desired_network(adapter, pnetwork) == _TRUE)
{
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
{
#if 0
if (is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network))
{
DBG_871X("select_and_join(2): _FW_LINKED and is same network, it needn't join again\n");
rtw_indicate_connect(adapter);//rtw_indicate_connect again
return 2;
}
else
#endif
{
rtw_disassoc_cmd(adapter, 0, _TRUE);
//rtw_indicate_disconnect(adapter);//
rtw_free_assoc_resources(adapter, 0);
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ask_for_joinbss;
}
}
else
{
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
goto ask_for_joinbss;
}
}
}
}
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
#ifdef CONFIG_LAYER2_ROAMING
if (pmlmepriv->to_roaming>0 && roaming_candidate ){
pnetwork=roaming_candidate;
DBG_871X("select_and_join_from_scanned_queue: roaming_candidate: %s("MAC_FMT")\n",
pnetwork->network.Ssid.Ssid, MAC_ARG(pnetwork->network.MacAddress));
goto ask_for_joinbss;
}
#endif
if ((pmlmepriv->assoc_by_rssi==_TRUE) && (pnetwork_max_rssi!=NULL))
{
pnetwork = pnetwork_max_rssi;
DBG_871X("select_and_join_from_scanned_queue: pnetwork_max_rssi: %s("MAC_FMT")\n",
pnetwork->network.Ssid.Ssid, MAC_ARG(pnetwork->network.MacAddress));
goto ask_for_joinbss;
}
DBG_871X("(1)rtw_select_and_join_from_scanned_queue return _FAIL\n");
_func_exit_;
return _FAIL;
ask_for_joinbss:
_func_exit_;
return rtw_joinbss_cmd(adapter, pnetwork);
}
#endif //PLATFORM_FREEBSD
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_871X("....AutoSuspend pwrctrlpriv.wepkeymask(%x)\n",adapter->pwrctrlpriv.wepkeymask);
}
#endif
DBG_871X("==> 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+(in_ie[i+1]+2); j++)
{
out_ie[ielength] = in_ie[j];
ielength++;
}
out_ie[initial_out_len+8] = 0x00; //force the QoS Info Field to be zero
*/
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_;
#if 0
pxmitpriv->vcs_setting = pregistrypriv->vrtl_carrier_sense;
pxmitpriv->vcs = pregistrypriv->vcs_type;
pxmitpriv->vcs_type = pregistrypriv->vcs_type;
//pxmitpriv->rts_thresh = pregistrypriv->rts_thresh;
pxmitpriv->frag_len = pregistrypriv->frag_thresh;
adapter->qospriv.qos_option = pregistrypriv->wmm_enable;
#endif
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
//rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ; // will be called in rtw_generate_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
#ifdef CONFIG_USB_HCI
// 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
#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, *pframe;
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;
pframe = 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_871X("%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
*/
/*
#if defined(CONFIG_RTL8188E )&& defined (CONFIG_SDIO_HCI)
ht_capie.ampdu_params_info = 2;
#else
ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR&0x03);
#endif
*/
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);
pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
sizeof(struct rtw_ieee80211_ht_cap), (unsigned char*)&ht_capie, pout_len);
//_rtw_memcpy(out_ie+out_len, p, ielen+2);//gtest
//*pout_len = *pout_len + (ielen+2);
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;
pframe = 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 ieee80211_ht_addt_info *pht_addtinfo;
//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_871X("+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_871X("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)
{
pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
//todo:
}
//update cur_bwmode & cur_ch_offset
if ((pregistrypriv->cbw40_enable) &&
(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 = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
{
/*u8 i;
//update the MCS rates
for (i = 0; i < 16; i++)
{
pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
}*/
DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n",__func__);
}
//
// Config current HT Protection mode.
//
pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
#if 0 //move to rtw_update_sta_info_client()
//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
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_871X("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
}
}
psta = rtw_get_stainfo(&padapter->stapriv, pcur_network->network.MacAddress);
if (psta)
{
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_871X("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
}
}
#endif
}
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.bTxBusyTraffic == _FALSE))
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_871X("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_871X("roaming from %s("MAC_FMT"), length:%d\n",
pnetwork->network.Ssid.Ssid, MAC_ARG(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;
#ifdef CONFIG_WAPI_SUPPORT
rtw_wapi_return_all_sta_info(padapter);
#endif
while (1) {
if ( _SUCCESS==(do_join_r=rtw_do_join(padapter)) ) {
break;
} else {
DBG_871X("roaming do_join return %d\n", do_join_r);
pmlmepriv->to_roaming--;
if (0< pmlmepriv->to_roaming) {
continue;
} else {
DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __func__,__LINE__);
rtw_indicate_disconnect(padapter);
break;
}
}
}
}
}
#endif
#ifdef CONFIG_CONCURRENT_MODE
sint rtw_buddy_adapter_up(_adapter *padapter)
{
sint res = _FALSE;
if (padapter == NULL)
return res;
if (padapter->pbuddy_adapter == NULL)
{
res = _FALSE;
}
else if ( (padapter->pbuddy_adapter->bDriverStopped) || (padapter->pbuddy_adapter->bSurpriseRemoved) ||
(padapter->pbuddy_adapter->bup == _FALSE) || (padapter->pbuddy_adapter->hw_init_completed == _FALSE))
{
res = _FALSE;
}
else
{
res = _TRUE;
}
return res;
}
sint check_buddy_fwstate(_adapter *padapter, sint state)
{
if (padapter == NULL)
return _FALSE;
if (padapter->pbuddy_adapter == NULL)
return _FALSE;
if ((state == WIFI_FW_NULL_STATE) &&
(padapter->pbuddy_adapter->mlmepriv.fw_state == WIFI_FW_NULL_STATE))
return _TRUE;
if (padapter->pbuddy_adapter->mlmepriv.fw_state & state)
return _TRUE;
return _FALSE;
}
sint check_buddy_fw_link(_adapter *padapter)
{
if ( (check_buddy_fwstate(padapter, WIFI_AP_STATE) == _TRUE) ||
(check_buddy_fwstate(padapter, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == _TRUE))
{
if (padapter->pbuddy_adapter->stapriv.asoc_sta_count > 2)
return _TRUE;
}
else
{ //Station mode
if (check_buddy_fwstate(padapter, _FW_LINKED)== _TRUE)
return _TRUE;
}
return _FALSE;
}
#endif //CONFIG_CONCURRENT_MODE
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