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rtl8188eu/core/rtw_mlme.c
Larry Finger 8ac0b5364d rtl8188eu: Replace LONG variants with the standard uxx form 
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
2015-09-08 00:04:30 -05:00

3059 lines
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/******************************************************************************
*
* Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
*
******************************************************************************/
#define _RTW_MLME_C_
#include <drv_conf.h>
#include <osdep_service.h>
#include <drv_types.h>
#include <recv_osdep.h>
#include <xmit_osdep.h>
#include <hal_intf.h>
#include <mlme_osdep.h>
#include <sta_info.h>
#include <wifi.h>
#include <wlan_bssdef.h>
#include <rtw_ioctl_set.h>
#include <usb_osintf.h>
extern void indicate_wx_scan_complete_event(struct adapter *padapter);
extern u8 rtw_do_join(struct adapter * padapter);
extern unsigned char MCS_rate_2R[16];
extern unsigned char MCS_rate_1R[16];
sint _rtw_init_mlme_priv (struct adapter* padapter)
{
sint i;
u8 *pbuf;
struct wlan_network *pnetwork;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
sint res = _SUCCESS;
;
/* We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). */
/* 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) */
spin_lock_init(&(pmlmepriv->lock));
_rtw_init_queue(&(pmlmepriv->free_bss_pool));
_rtw_init_queue(&(pmlmepriv->scanned_queue));
set_scanned_network_val(pmlmepriv, 0);
memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct 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);
rtw_init_mlme_timer(padapter);
exit:
return res;
}
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)
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_P2P)
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)
{
rtw_free_mlme_priv_ie_data(pmlmepriv);
if (pmlmepriv) {
if (pmlmepriv->free_bss_buf)
rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network));
}
}
sint _rtw_enqueue_network(struct __queue *queue, struct wlan_network *pnetwork)
{
unsigned long irqL;
;
if (pnetwork == NULL)
goto exit;
spin_lock_bh(&queue->lock);
rtw_list_insert_tail(&pnetwork->list, &queue->queue);
spin_unlock_bh(&queue->lock);
exit:
;
return _SUCCESS;
}
struct wlan_network *_rtw_dequeue_network(struct __queue *queue)
{
unsigned long irqL;
struct wlan_network *pnetwork;
;
spin_lock_bh(&queue->lock);
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));
}
spin_unlock_bh(&queue->lock);
;
return pnetwork;
}
struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv )/* _queue *free_queue) */
{
unsigned long irqL;
struct wlan_network *pnetwork;
struct __queue *free_queue = &pmlmepriv->free_bss_pool;
struct list_head *plist = NULL;
;
spin_lock_bh(&free_queue->lock);
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 = jiffies;
pnetwork->aid =0;
pnetwork->join_res =0;
pmlmepriv->num_of_scanned ++;
exit:
spin_unlock_bh(&free_queue->lock);
;
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;
unsigned long irqL;
struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
;
if (pnetwork == NULL)
goto exit;
if (pnetwork->fixed == true)
goto exit;
curr_time = jiffies;
if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ==true ) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ==true ) )
lifetime = 1;
if (!isfreeall) {
delta_time = (curr_time -pnetwork->last_scanned)/HZ;
if (delta_time < lifetime)/* unit:sec */
goto exit;
}
spin_lock_bh(&free_queue->lock);
rtw_list_delete(&(pnetwork->list));
rtw_list_insert_tail(&(pnetwork->list),&(free_queue->queue));
pmlmepriv->num_of_scanned --;
/* DBG_88E("_rtw_free_network:SSID =%s\n", pnetwork->network.Ssid.Ssid); */
spin_unlock_bh(&free_queue->lock);
exit:
;
}
void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
{
struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
;
if (pnetwork == NULL)
goto exit;
if (pnetwork->fixed == true)
goto exit;
/* _enter_critical(&free_queue->lock); */
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); */
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(struct __queue *scanned_queue, u8 *addr)
{
/* unsigned long irqL; */
struct list_head *phead, *plist;
struct wlan_network *pnetwork = NULL;
u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
;
if (_rtw_memcmp(zero_addr, addr, ETH_ALEN)) {
pnetwork = NULL;
goto exit;
}
/* spin_lock_bh(&scanned_queue->lock); */
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;
/* spin_unlock_bh(&scanned_queue->lock); */
exit:
;
return pnetwork;
}
void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
{
unsigned long irqL;
struct list_head *phead, *plist;
struct wlan_network *pnetwork;
struct mlme_priv* pmlmepriv = &padapter->mlmepriv;
struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
;
spin_lock_bh(&scanned_queue->lock);
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);
}
spin_unlock_bh(&scanned_queue->lock);
;
}
sint rtw_if_up(struct adapter *padapter) {
sint res;
;
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;
;
return res;
}
void rtw_generate_random_ibss(u8* pibss)
{
u32 curtime = jiffies;
;
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]; */
;
return;
}
u8 *rtw_get_capability_from_ie(u8 *ie)
{
return (ie + 8 + 2);
}
u16 rtw_get_capability(struct wlan_bssid_ex *bss)
{
__le16 val;
memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
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 (struct adapter *padapter)/* struct mlme_priv *pmlmepriv) */
{
int res;
;
res = _rtw_init_mlme_priv(padapter);/* (pmlmepriv); */
;
return res;
}
void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv)
{
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
_rtw_free_mlme_priv (pmlmepriv);
}
static struct wlan_network *rtw_dequeue_network(struct __queue *queue)
{
struct wlan_network *pnetwork;
;
pnetwork = _rtw_dequeue_network(queue);
;
return pnetwork;
}
struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv );
struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv )/* _queue *free_queue) */
{
struct wlan_network *pnetwork;
;
pnetwork = _rtw_alloc_network(pmlmepriv);
;
return pnetwork;
}
void rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 is_freeall)/* struct wlan_network *pnetwork, _queue *free_queue) */
{
;
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);
;
}
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 )
{
;
/* 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);
;
}
void rtw_free_network_queue(struct adapter* dev, u8 isfreeall)
{
;
_rtw_free_network_queue(dev, isfreeall);
;
}
/*
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(struct __queue *scanned_queue, u8 *addr)
{
struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
return pnetwork;
}
int rtw_is_same_ibss(struct 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(struct wlan_bssid_ex *a, struct 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(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
{
__le16 ls_cap, ld_cap;
u16 s_cap, d_cap;
memcpy((u8 *)&ls_cap, rtw_get_capability_from_ie(src->IEs), 2);
memcpy((u8 *)&ld_cap, rtw_get_capability_from_ie(dst->IEs), 2);
s_cap = le16_to_cpu(ls_cap);
d_cap = le16_to_cpu(ld_cap);
#ifdef CONFIG_P2P
if ((feature == 1) && /* 1: P2P supported */
(_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN) == true)
) {
return true;
}
#endif
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(struct __queue *scanned_queue)
{
struct list_head *plist, *phead;
struct wlan_network *pwlan = NULL;
struct wlan_network *oldest = NULL;
;
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);
}
;
return oldest;
}
void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
struct 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;
rtw_hal_antdiv_rssi_compared(padapter, dst, src); /* this will update src.Rssi, need consider again */
#if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
DBG_88E(FUNC_ADPT_FMT" %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_ADPT_ARG(padapter)
, 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, 0)) {
/* 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) {
dst->Reserved[0] = src->Reserved[0];
dst->Reserved[1] = src->Reserved[1];
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_SSID_MONITORED) && 1
if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
DBG_88E(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
, FUNC_ADPT_ARG(padapter)
, dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
}
#endif
}
static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
{
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
;
if ( (check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0)))
{
update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof (struct ndis_802_11_fixed_ies),
pmlmepriv->cur_network.network.IELength);
}
;
}
/*
Caller must hold pmlmepriv->lock first.
*/
void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
{
unsigned long irqL;
struct list_head *plist, *phead;
u32 bssid_ex_sz;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
struct wifidirect_info *pwdinfo = &(adapter->wdinfo);
struct __queue *queue = &(pmlmepriv->scanned_queue);
struct wlan_network *pnetwork = NULL;
struct wlan_network *oldest = NULL;
int target_find = 0;
u8 feature = 0;
;
spin_lock_bh(&queue->lock);
phead = get_list_head(queue);
plist = get_next(phead);
#ifdef CONFIG_P2P
if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
feature = 1; /* p2p enable */
#endif
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, (u32_PTR)pnetwork, 0, 0, 0);
#endif
}
if (is_same_network(&(pnetwork->network), target, feature)) {
target_find = 1;
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 (!target_find) {
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;
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
/* variable initialize */
pnetwork->fixed = false;
pnetwork->last_scanned = jiffies;
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;
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna));
memcpy(&(pnetwork->network), target, bssid_ex_sz );
pnetwork->last_scanned = jiffies;
/* 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 = jiffies;
/* target.Reserved[0]==1, means that scaned network is a bcn frame. */
/* probe resp(3) > beacon(1) > probe req(2) */
if ((target->Reserved[0] != 2) &&
(target->Reserved[0] >= pnetwork->network.Reserved[0])
) {
update_ie = true;
}
else {
update_ie = false;
}
update_network(&(pnetwork->network), target, adapter, update_ie);
}
exit:
spin_unlock_bh(&queue->lock);
;
}
void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv = &(((struct adapter *)adapter)->mlmepriv);
#if defined(CONFIG_P2P) && defined(CONFIG_P2P)
rtw_wlan_bssid_ex_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO);
#endif
update_current_network(adapter, pnetwork);
rtw_update_scanned_network(adapter, pnetwork);
}
/* 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(struct adapter *adapter, struct wlan_network *pnetwork);
int rtw_is_desired_network(struct 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.... */
{
u8 *p = NULL;
uint ie_len =0;
if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
bselected = false;
if ( psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
if (p && ie_len>0) {
bselected = true;
} else {
bselected = false;
}
}
}
if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
DBG_88E("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
bselected = false;
}
if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)
{
if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
bselected = false;
}
return bselected;
}
/* TODO: Perry : For Power Management */
void rtw_atimdone_event_callback(struct adapter *adapter , u8 *pbuf)
{
;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
;
return;
}
void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
{
unsigned long irqL;
u32 len;
struct wlan_bssid_ex *pnetwork;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
;
pnetwork = (struct wlan_bssid_ex *)pbuf;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid =%s\n", pnetwork->Ssid.Ssid));
len = get_wlan_bssid_ex_sz(pnetwork);
if (len > (sizeof(struct wlan_bssid_ex)))
{
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
return;
}
spin_lock_bh(&pmlmepriv->lock);
/* 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;
unsigned long irqL;
memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
if (ibss_wlan)
{
memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8);
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
goto exit;
}
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
}
}
/* 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:
spin_unlock_bh(&pmlmepriv->lock);
;
return;
}
void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
{
unsigned long irqL;
u8 timer_cancelled = false;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
#ifdef CONFIG_MLME_EXT
mlmeext_surveydone_event_callback(adapter);
#endif
;
spin_lock_bh(&pmlmepriv->lock);
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; */
timer_cancelled = true;
/* _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)));
}
spin_unlock_bh(&pmlmepriv->lock);
if (timer_cancelled)
_cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
spin_lock_bh(&pmlmepriv->lock);
rtw_set_signal_stat_timer(&adapter->recvpriv);
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
{
struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct 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
{
DBG_88E("try_to_join, but select scanning queue fail, to_roaming:%d\n", rtw_to_roaming(adapter));
if (rtw_to_roaming(adapter) != 0) {
if ( --pmlmepriv->to_roaming == 0
|| _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
) {
rtw_set_roaming(adapter, 0);
rtw_free_assoc_resources(adapter, 1);
rtw_indicate_disconnect(adapter);
} else {
pmlmepriv->to_join = true;
}
} else {
rtw_indicate_disconnect(adapter);
}
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
}
}
}
indicate_wx_scan_complete_event(adapter);
spin_unlock_bh(&pmlmepriv->lock);
#ifdef CONFIG_P2P
if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0);
}
#endif /* CONFIG_P2P */
rtw_os_xmit_schedule(adapter);
#ifdef CONFIG_DRVEXT_MODULE_WSC
drvext_surveydone_callback(&adapter->drvextpriv);
#endif
rtw_cfg80211_surveydone_event_callback(adapter);
}
void rtw_dummy_event_callback(struct adapter *adapter , u8 *pbuf)
{
}
void rtw_fwdbg_event_callback(struct adapter *adapter , u8 *pbuf)
{
}
static void free_scanqueue(struct mlme_priv *pmlmepriv)
{
struct __queue *free_queue = &pmlmepriv->free_bss_pool;
struct __queue *scan_queue = &pmlmepriv->scanned_queue;
struct list_head *plist, *phead, *ptemp;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
spin_lock_bh(&scan_queue->lock);
spin_lock_bh(&free_queue->lock);
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 --;
}
spin_unlock_bh(&free_queue->lock);
spin_unlock_bh(&scan_queue->lock);
}
/*
*rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock
*/
void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
{
unsigned long 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;
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);
spin_lock_bh(&(pstapriv->sta_hash_lock));
rtw_free_stainfo(adapter, psta);
spin_unlock_bh(&(pstapriv->sta_hash_lock));
}
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);
spin_lock_bh(&(pstapriv->sta_hash_lock));
rtw_free_stainfo(adapter, psta);
spin_unlock_bh(&(pstapriv->sta_hash_lock));
rtw_init_bcmc_stainfo(adapter);
}
if (lock_scanned_queue)
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
if (pwlan) {
pwlan->fixed = false;
#ifdef CONFIG_P2P
if (!rtw_p2p_chk_state(&adapter->wdinfo, P2P_STATE_NONE)) {
u32 p2p_ielen =0;
u8 *p2p_ie;
/* u16 capability; */
u8 *pcap = NULL;
u32 capability_len =0;
/* DBG_88E("free disconnecting network\n"); */
/* rtw_free_network_nolock(pmlmepriv, pwlan); */
if ((p2p_ie =rtw_get_p2p_ie(pwlan->network.IEs+_FIXED_IE_LENGTH_, pwlan->network.IELength-_FIXED_IE_LENGTH_, NULL, &p2p_ielen)))
{
pcap = rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_CAPABILITY, NULL, &capability_len);
if (pcap && capability_len ==2) {
u16 cap = *(u16*)pcap ;
*(u16*)pcap = cap&0x00ff;/* clear group capability when free this network */
}
}
rtw_set_scan_deny(adapter, 2000);
/* rtw_clear_scan_deny(adapter); */
}
#endif /* CONFIG_P2P */
} 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)
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
adapter->securitypriv.key_mask = 0;
}
/*
*rtw_indicate_connect: the caller has to lock pmlmepriv->lock
*/
void rtw_indicate_connect(struct adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
pmlmepriv->to_join = false;
if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
{
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);
}
}
rtw_set_roaming(padapter, 0);
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)));
}
/*
*rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock
*/
void rtw_indicate_disconnect( struct adapter *padapter )
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct wlan_bssid_ex *cur_network = &(pmlmeinfo->network);
struct sta_info *psta;
struct sta_priv *pstapriv = &padapter->stapriv;
;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
/* DBG_88E("clear wps when %s\n", __func__); */
if (rtw_to_roaming(padapter) > 0)
_clr_fwstate_(pmlmepriv, _FW_LINKED);
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
|| (rtw_to_roaming(padapter) <= 0)
)
{
rtw_os_indicate_disconnect(padapter);
/* set ips_deny_time to avoid enter IPS before LPS leave */
adapter_to_pwrctl(padapter)->ips_deny_time = jiffies + rtw_ms_to_systime(3000);
_clr_fwstate_(pmlmepriv, _FW_LINKED);
rtw_led_control(padapter, LED_CTL_NO_LINK);
rtw_clear_scan_deny(padapter);
}
#ifdef CONFIG_P2P
p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1);
#endif /* CONFIG_P2P */
rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
}
inline void rtw_indicate_scan_done( struct adapter *padapter, bool aborted)
{
rtw_os_indicate_scan_done(padapter, aborted);
}
void rtw_scan_abort(struct adapter *adapter)
{
u32 cnt =0;
u32 start;
struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
start = jiffies;
pmlmeext->scan_abort = true;
while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
&& rtw_get_passing_time_ms(start) <= 200) {
if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
break;
DBG_88E(FUNC_NDEV_FMT"fw_state =_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
rtw_msleep_os(20);
}
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
DBG_88E(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
rtw_indicate_scan_done(adapter, true);
}
pmlmeext->scan_abort = false;
}
static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
{
int i;
struct sta_info *bmc_sta, *psta = NULL;
struct recv_reorder_ctrl *preorder_ctrl;
struct sta_priv *pstapriv = &padapter->stapriv;
psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
if (psta == NULL) {
psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
}
if (psta) /* update ptarget_sta */
{
DBG_88E("%s\n", __FUNCTION__);
psta->aid = pnetwork->join_res;
psta->mac_id =0;
/* sta mode */
rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
/* security related */
if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
{
padapter->securitypriv.binstallGrpkey =false;
padapter->securitypriv.busetkipkey =false;
padapter->securitypriv.bgrpkey_handshake =false;
psta->ieee8021x_blocked =true;
psta->dot118021XPrivacy =padapter->securitypriv.dot11PrivacyAlgrthm;
memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof (union Keytype));
memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof (union Keytype));
memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof (union Keytype));
memset((u8 *)&psta->dot11txpn, 0, sizeof (union pn48));
#ifdef CONFIG_IEEE80211W
memset((u8 *)&psta->dot11wtxpn, 0, sizeof (union pn48));
#endif /* CONFIG_IEEE80211W */
memset((u8 *)&psta->dot11rxpn, 0, sizeof (union pn48));
}
/* Commented by Albert 2012/07/21 */
/* When doing the WPS, the wps_ie_len won't equal to 0 */
/* And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted. */
if ( padapter->securitypriv.wps_ie_len != 0 )
{
psta->ieee8021x_blocked =true;
padapter->securitypriv.wps_ie_len = 0;
}
/* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info */
/* if A-MPDU Rx is enabled, reseting rx_ordering_ctrl wstart_b(indicate_seq) to default value =0xffff */
/* todo: check if AP can send A-MPDU packets */
for (i =0; i < 16 ; i++)
{
/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
preorder_ctrl = &psta->recvreorder_ctrl[i];
preorder_ctrl->enable = false;
preorder_ctrl->indicate_seq = 0xffff;
#ifdef DBG_RX_SEQ
DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __FUNCTION__, __LINE__,
preorder_ctrl->indicate_seq);
#endif
preorder_ctrl->wend_b = 0xffff;
preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b =32 */
}
bmc_sta = rtw_get_bcmc_stainfo(padapter);
if (bmc_sta)
{
for (i =0; i < 16 ; i++)
{
/* preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; */
preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
preorder_ctrl->enable = false;
preorder_ctrl->indicate_seq = 0xffff;
#ifdef DBG_RX_SEQ
DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __FUNCTION__, __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(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
{
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct wlan_network *cur_network = &(pmlmepriv->cur_network);
DBG_88E("%s\n", __FUNCTION__);
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?? */
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;
memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
cur_network->aid = pnetwork->join_res;
rtw_set_signal_stat_timer(&padapter->recvpriv);
padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
/* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */
padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
#if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
DBG_88E(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
"\n"
, FUNC_ADPT_ARG(padapter)
, padapter->recvpriv.signal_strength
, padapter->recvpriv.rssi
, padapter->recvpriv.signal_qual
);
#endif
rtw_set_signal_stat_timer(&padapter->recvpriv);
/* 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 (struct ndis_802_11_fixed_ies),
(cur_network->network.IELength));
rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength);
}
/* 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(struct adapter *adapter, u8 *pbuf)
{
unsigned long 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;
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(struct 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;
}
spin_lock_bh(&pmlmepriv->lock);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_joinbss_event_callback !! _enter_critical\n"));
if (pnetwork->join_res > 0) {
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
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) {
spin_lock_bh(&(pstapriv->sta_hash_lock));
rtw_free_stainfo(adapter, pcur_sta);
spin_unlock_bh(&(pstapriv->sta_hash_lock));
}
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
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)) {
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"));
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
goto exit_unlock;
}
/* s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
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"));
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
goto exit_unlock;
}
}
/* s4. indicate connect */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
pmlmepriv->cur_network_scanned = ptarget_wlan;
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)));
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
goto exit_unlock;
}
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
} else if (pnetwork->join_res == -4) {
rtw_reset_securitypriv(adapter);
_set_timer(&pmlmepriv->assoc_timer, 1);
if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING))) {
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state =%x\n", get_fwstate(pmlmepriv)));
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
}
} else { /* if join_res < 0 (join fails), then try again */
#ifdef REJOIN
res = _FAIL;
if (retry < 2) {
res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_select_and_join_from_scanned_queue again! res:%d\n", res));
}
if (res == _SUCCESS) {
/* extend time of assoc_timer */
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
retry++;
} else if (res == 2) { /* there is no need to wait for join */
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
rtw_indicate_connect(adapter);
} else {
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
#endif
_set_timer(&pmlmepriv->assoc_timer, 1);
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
#ifdef REJOIN
retry = 0;
}
#endif
}
exit_unlock:
spin_unlock_bh(&pmlmepriv->lock);
ignore_joinbss_callback:
return;
}
void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
{
struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
rtw_os_xmit_schedule(adapter);
}
static u8 search_max_mac_id(struct 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)
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 STA, AP , AD-HOC mode */
void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
{
u16 media_status_rpt;
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_rpt = (u16)((psta->mac_id<<8)|mstatus); /* MACID|OPMODE:1 connect */
rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
}
void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
{
unsigned long 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;
;
if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
return;
#if defined (CONFIG_AP_MODE)
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
{
psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
if (psta)
{
u8 *passoc_req = NULL;
u32 assoc_req_len = 0;
rtw_sta_media_status_rpt(adapter, psta, 1);
#ifndef CONFIG_AUTO_AP_MODE
ap_sta_info_defer_update(adapter, psta);
/* report to upper layer */
DBG_88E("indicate_sta_assoc_event to upper layer - hostapd\n");
spin_lock_bh(&psta->lock);
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;
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;
}
}
spin_unlock_bh(&psta->lock);
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 /* CONFIG_AUTO_AP_MODE */
}
goto exit;
}
#endif /* defined (CONFIG_AP_MODE) */
/* for AD-HOC mode */
psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
if ( psta != NULL)
{
/* the sta have been in sta_info_queue => do nothing */
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
goto exit; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */
}
psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
if (psta == NULL) {
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
goto exit;
}
/* to do : init sta_info variable */
psta->qos_option = 0;
psta->mac_id = (uint)pstassoc->cam_id;
/* psta->aid = (uint)pstassoc->cam_id; */
DBG_88E("%s\n", __FUNCTION__);
/* for ad-hoc mode */
rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
rtw_sta_media_status_rpt(adapter, psta, 1);
if (adapter->securitypriv.dot11AuthAlgrthm ==dot11AuthAlgrthm_8021X)
psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
psta->ieee8021x_blocked = false;
spin_lock_bh(&pmlmepriv->lock);
if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ==true ) ||
(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ==true ) )
{
if (adapter->stapriv.asoc_sta_count == 2)
{
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
pmlmepriv->cur_network_scanned = ptarget_wlan;
if (ptarget_wlan) ptarget_wlan->fixed = true;
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
/* a sta + bc/mc_stainfo (not Ibss_stainfo) */
rtw_indicate_connect(adapter);
}
}
spin_unlock_bh(&pmlmepriv->lock);
mlmeext_sta_add_event_callback(adapter, psta);
exit:
;
}
void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
{
unsigned long irqL, irqL2;
int mac_id =-1;
struct sta_info *psta;
struct wlan_network* pwlan = NULL;
struct 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);
;
psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
if (psta)
mac_id = psta->mac_id;
else
mac_id = pstadel->mac_id;
DBG_88E("%s(mac_id =%d) =" 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))
{
rtw_cfg80211_indicate_sta_disassoc(adapter, pstadel->macaddr, *(u16*)pstadel->rsvd);
return;
}
mlmeext_sta_del_event_callback(adapter);
spin_lock_bh(&pmlmepriv->lock);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) )
{
if (adapter->registrypriv.wifi_spec ==1)
rtw_set_roaming(adapter, 0); /* don't roam */
else if (rtw_to_roaming(adapter) > 0)
pmlmepriv->to_roaming--; /* this stadel_event is caused by roaming, decrease to_roaming */
else if (rtw_to_roaming(adapter) == 0)
rtw_set_roaming(adapter, adapter->registrypriv.max_roaming_times);
if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK)
rtw_set_roaming(adapter, 0); /* don't roam */
rtw_free_uc_swdec_pending_queue(adapter);
rtw_free_assoc_resources(adapter, 1);
rtw_indicate_disconnect(adapter);
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
/* 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);
}
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
_rtw_roaming(adapter, tgt_network);
}
if ( check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
check_fwstate(pmlmepriv, WIFI_ADHOC_STATE))
{
spin_lock_bh(&(pstapriv->sta_hash_lock));
rtw_free_stainfo(adapter, psta);
spin_unlock_bh(&(pstapriv->sta_hash_lock));
if (adapter->stapriv.asoc_sta_count == 1) /* a sta + bc/mc_stainfo (not Ibss_stainfo) */
{
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
/* free old ibss network */
pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
if (pwlan)
{
pwlan->fixed = false;
rtw_free_network_nolock(pmlmepriv, pwlan);
}
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
/* re-create ibss */
pdev_network = &(adapter->registrypriv.dev_network);
pibss = adapter->registrypriv.dev_network.MacAddress;
memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct 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 "));
}
}
}
spin_unlock_bh(&pmlmepriv->lock);
}
void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
{
RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
}
/*
* _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss
* @adapter: pointer to struct adapter structure
*/
void _rtw_join_timeout_handler (struct adapter *adapter)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
int do_join_r;
;
DBG_88E("%s, fw_state =%x\n", __FUNCTION__, get_fwstate(pmlmepriv));
if (adapter->bDriverStopped ||adapter->bSurpriseRemoved)
return;
spin_lock_bh(&pmlmepriv->lock);
if (rtw_to_roaming(adapter) > 0) { /* join timeout caused by roaming */
while (1) {
pmlmepriv->to_roaming--;
if (rtw_to_roaming(adapter) != 0) { /* try another */
DBG_88E("%s try another roaming\n", __FUNCTION__);
if ( _SUCCESS!=(do_join_r =rtw_do_join(adapter)) ) {
DBG_88E("%s roaming do_join return %d\n", __FUNCTION__ , do_join_r);
continue;
}
break;
} else {
DBG_88E("%s We've try roaming but fail\n", __FUNCTION__);
rtw_indicate_disconnect(adapter);
break;
}
}
} else {
rtw_indicate_disconnect(adapter);
free_scanqueue(pmlmepriv);/* */
/* indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED */
rtw_cfg80211_indicate_disconnect(adapter);
}
spin_unlock_bh(&pmlmepriv->lock);
#ifdef CONFIG_DRVEXT_MODULE_WSC
drvext_assoc_fail_indicate(&adapter->drvextpriv);
#endif
;
}
/*
* rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey
* @adapter: pointer to struct adapter structure
*/
void rtw_scan_timeout_handler (struct adapter *adapter)
{
unsigned long irqL;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
DBG_88E(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
spin_lock_bh(&pmlmepriv->lock);
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
spin_unlock_bh(&pmlmepriv->lock);
rtw_indicate_scan_done(adapter, true);
}
static void rtw_auto_scan_handler(struct adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct pwrctrl_priv *pwrctrlpriv = adapter_to_pwrctl(padapter);
/* auto site survey per 60sec */
if (pmlmepriv->scan_interval >0)
{
pmlmepriv->scan_interval--;
if (pmlmepriv->scan_interval == 0)
{
DBG_88E("%s\n", __FUNCTION__);
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(struct adapter *adapter)
{
#ifdef CONFIG_AP_MODE
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
#endif /* CONFIG_AP_MODE */
struct registry_priv *pregistrypriv = &adapter->registrypriv;
if (!adapter)
return;
#if defined(CONFIG_CHECK_BT_HANG) && defined(CONFIG_BT_COEXIST)
if (adapter->HalFunc.hal_checke_bt_hang)
adapter->HalFunc.hal_checke_bt_hang(adapter);
#endif
if (adapter->hw_init_completed == false)
return;
if ((adapter->bDriverStopped == true)||(adapter->bSurpriseRemoved == true))
return;
if (adapter->net_closed == true)
return;
rtw_dynamic_chk_wk_cmd(adapter);
if (pregistrypriv->wifi_spec ==1)
{
#ifdef CONFIG_P2P
struct wifidirect_info *pwdinfo = &adapter->wdinfo;
if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE))
#endif
{
/* auto site survey */
rtw_auto_scan_handler(adapter);
}
}
#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 */
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 */
}
inline bool rtw_is_scan_deny(struct adapter *adapter)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
return (ATOMIC_READ(&mlmepriv->set_scan_deny) != 0) ? true : false;
}
inline void rtw_clear_scan_deny(struct adapter *adapter)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
ATOMIC_SET(&mlmepriv->set_scan_deny, 0);
}
void rtw_set_scan_deny_timer_hdl(struct adapter *adapter)
{
rtw_clear_scan_deny(adapter);
}
void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
{
struct mlme_priv *mlmepriv = &adapter->mlmepriv;
ATOMIC_SET(&mlmepriv->set_scan_deny, 1);
_set_timer(&mlmepriv->set_scan_deny_timer, ms);
}
#if defined(IEEE80211_SCAN_RESULT_EXPIRE)
#define RTW_SCAN_RESULT_EXPIRE IEEE80211_SCAN_RESULT_EXPIRE/HZ*1000 -1000 /* 3000 -1000 */
#else
#define RTW_SCAN_RESULT_EXPIRE 2000
#endif
/*
* Select a new join candidate from the original @param candidate and @param competitor
* @return true: candidate is updated
* @return false: candidate is not updated
*/
static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv
, struct wlan_network **candidate, struct wlan_network *competitor)
{
int updated = false;
struct adapter *adapter = container_of(pmlmepriv, struct 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.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;
if (rtw_to_roaming(adapter) > 0) {
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;
}
if (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi )
{
*candidate = competitor;
updated = true;
}
if (updated) {
DBG_88E("[by_bssid:%u][assoc_ssid:%s]"
"[to_roaming:%u] "
"new candidate: %s("MAC_FMT") rssi:%d\n",
pmlmepriv->assoc_by_bssid,
pmlmepriv->assoc_ssid.Ssid,
rtw_to_roaming(adapter),
(*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 )
{
unsigned long irqL;
int ret;
struct list_head *phead;
struct adapter *adapter;
struct __queue *queue = &(pmlmepriv->scanned_queue);
struct wlan_network *pnetwork = NULL;
struct wlan_network *candidate = NULL;
u8 bSupportAntDiv = false;
;
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
phead = get_list_head(queue);
adapter = (struct 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", __FUNCTION__));
ret = _FAIL;
goto exit;
}
pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
}
if (candidate == NULL) {
DBG_88E("%s: return _FAIL(candidate == NULL)\n", __FUNCTION__);
ret = _FAIL;
goto exit;
} else {
DBG_88E("%s: candidate: %s("MAC_FMT", ch:%u)\n", __FUNCTION__,
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_88E("%s: _FW_LINKED while ask_for_joinbss!!!\n", __FUNCTION__);
rtw_disassoc_cmd(adapter, 0, true);
rtw_indicate_disconnect(adapter);
rtw_free_assoc_resources(adapter, 0);
}
rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(bSupportAntDiv));
if (true == bSupportAntDiv)
{
u8 CurrentAntenna;
rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna));
DBG_88E("#### Opt_Ant_(%s) , cur_Ant(%s)\n",
(2 ==candidate->network.PhyInfo.Optimum_antenna)?"A":"B",
(2 ==CurrentAntenna)?"A":"B"
);
}
set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
ret = rtw_joinbss_cmd(adapter, candidate);
exit:
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
;
return ret;
}
sint rtw_set_auth(struct adapter * adapter, struct security_priv *psecuritypriv)
{
struct cmd_obj* pcmd;
struct setauth_parm *psetauthparm;
struct cmd_priv *pcmdpriv =&(adapter->cmdpriv);
sint res =_SUCCESS;
;
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;
}
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:
;
return res;
}
sint rtw_set_key(struct adapter * adapter, struct security_priv *psecuritypriv, sint keyid, u8 set_tx, bool enqueue)
{
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;
;
psetkeyparm =(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm));
if (psetkeyparm == NULL) {
res = _FAIL;
goto exit;
}
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;
if (is_wep_enc(psetkeyparm->algorithm))
psecuritypriv->key_mask |= BIT(psetkeyparm->keyid);
DBG_88E("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", psetkeyparm->algorithm, psetkeyparm->keyid, psecuritypriv->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;
memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
break;
case _WEP104_:
keylen =13;
memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
break;
case _TKIP_:
keylen =16;
memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
psetkeyparm->grpkey =1;
break;
case _AES_:
keylen =16;
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;
rtw_mfree((unsigned char *)psetkeyparm, sizeof(struct setkey_parm));
goto exit;
}
if (enqueue) {
pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj));
if (pcmd == NULL) {
rtw_mfree((unsigned char *)psetkeyparm, sizeof(struct setkey_parm));
res = _FAIL; /* try again */
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);
}
else {
setkey_hdl(adapter, (u8 *)psetkeyparm);
rtw_mfree((u8 *) psetkeyparm, sizeof(struct setkey_parm));
}
exit:
;
return res;
}
/* adjust IEs for rtw_joinbss_cmd in WMM */
int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
{
unsigned int ielength =0;
unsigned int i, j;
i = 12; /* after the fixed IE */
while (i<in_len)
{
ielength = initial_out_len;
if (in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50 && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) /* WMM element ID and OUI */
{
/* Append WMM IE to the last index of out_ie */
for ( j = i; j < i + 9; j++ )
{
out_ie[ ielength] = in_ie[ j ];
ielength++;
}
out_ie[ initial_out_len + 1 ] = 0x07;
out_ie[ initial_out_len + 6 ] = 0x00;
out_ie[ initial_out_len + 8 ] = 0x00;
break;
}
i+=(in_ie[i+1]+2); /* to the next IE element */
}
return ielength;
}
/* */
/* Ported from 8185: IsInPreAuthKeyList(). (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */
/* Added by Annie, 2006-05-07. */
/* */
/* Search by BSSID, */
/* Return Value: */
/* -1 :if there is no pre-auth key in the table */
/* >=0 :if there is pre-auth key, and return the entry id */
/* */
/* */
static int SecIsInPMKIDList(struct 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(struct 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++;
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(struct 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;
;
RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
("+rtw_restruct_sec_ie: ndisauthmode =%d ndissecuritytype =%d\n",
ndisauthmode, ndissecuritytype));
/* copy fixed ie only */
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))
{
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 */
memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
/* debug for CONFIG_IEEE80211W
{
int jj;
printk("supplicant_ie_length =%d &&&&&&&&&&&&&&&&&&&\n", psecuritypriv->supplicant_ie[1]+2);
for (jj =0; jj < psecuritypriv->supplicant_ie[1]+2; jj++)
printk(" %02x ", psecuritypriv->supplicant_ie[jj]);
printk("\n");
}*/
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);
}
}
;
return ielength;
}
void rtw_init_registrypriv_dev_network( struct adapter* adapter)
{
struct registry_priv* pregistrypriv = &adapter->registrypriv;
struct eeprom_priv* peepriv = &adapter->eeprompriv;
struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
u8 *myhwaddr = myid(peepriv);
;
memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
pdev_network->Configuration.Length =sizeof(struct 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;
;
}
void rtw_update_registrypriv_dev_network(struct adapter* adapter)
{
int sz =0;
struct registry_priv* pregistrypriv = &adapter->registrypriv;
struct 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; */
;
pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; /* adhoc no 802.1x */
pdev_network->Rssi = 0;
switch (pregistrypriv->wireless_mode) {
case WIRELESS_11B:
pdev_network->NetworkTypeInUse = (Ndis802_11DS);
break;
case WIRELESS_11G:
case WIRELESS_11BG:
case WIRELESS_11_24N:
case WIRELESS_11G_24N:
case WIRELESS_11BG_24N:
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
break;
case WIRELESS_11A:
case WIRELESS_11A_5N:
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
break;
case WIRELESS_11ABGN:
if (pregistrypriv->channel > 14)
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
else
pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
break;
default :
/* TODO */
break;
}
pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("pregistrypriv->channel =%d, pdev_network->Configuration.DSConfig =0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
pdev_network->Configuration.ATIMWindow = (0);
pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
/* 1. Supported rates */
/* 2. IE */
sz = rtw_generate_ie(pregistrypriv);
pdev_network->IELength = sz;
pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
}
void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter* adapter)
{
}
/* the fucntion is at passive_level */
void rtw_joinbss_reset(struct adapter *padapter)
{
u8 threshold;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
/* todo: if you want to do something io/reg/hw setting before join_bss, please add code here */
pmlmepriv->num_FortyMHzIntolerant = 0;
pmlmepriv->num_sta_no_ht = 0;
phtpriv->ampdu_enable = false;/* reset to disabled */
/* TH =1 => means that invalidate usb rx aggregation */
/* TH =0 => means that validate usb rx aggregation, use init value. */
if (phtpriv->ht_option)
{
if (padapter->registrypriv.wifi_spec ==1)
threshold = 1;
else
threshold = 0;
rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
}
else
{
threshold = 1;
rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
}
}
/* the fucntion is >= passive_level */
unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len)
{
u32 ielen, out_len;
enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
unsigned char *p, *pframe;
struct 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;
memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap));
ht_capie.cap_info = cpu_to_le16(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);
}
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 ieee80211_ht_cap), (unsigned char*)&ht_capie, pout_len);
phtpriv->ht_option = true;
p = rtw_get_ie(in_ie+12, _HT_ADD_INFO_IE_, &ielen, in_len-12);
if (p && (ielen ==sizeof(struct ieee80211_ht_addt_info)))
{
out_len = *pout_len;
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(struct adapter *padapter, u8 *pie, uint ie_len)
{
u8 *p, max_ampdu_sz;
int len;
/* struct sta_info *bmc_sta, *psta; */
struct 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_88E("+rtw_update_ht_cap()\n");
/* maybe needs check if ap supports rx ampdu. */
if ((phtpriv->ampdu_enable ==false) &&(pregistrypriv->ampdu_enable ==1))
{
if (pregistrypriv->wifi_spec ==1)
{
phtpriv->ampdu_enable = false;
}
else
{
phtpriv->ampdu_enable = true;
}
}
else if (pregistrypriv->ampdu_enable ==2)
{
phtpriv->ampdu_enable = true;
}
/* check Max Rx A-MPDU Size */
len = 0;
p = rtw_get_ie(pie+sizeof (struct ndis_802_11_fixed_ies), _HT_CAPABILITY_IE_, &len, ie_len-sizeof (struct ndis_802_11_fixed_ies));
if (p && len>0)
{
pht_capie = (struct ieee80211_ht_cap *)(p+2);
max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */
/* DBG_88E("rtw_update_ht_cap(): max_ampdu_sz =%d\n", max_ampdu_sz); */
phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
}
len =0;
p = rtw_get_ie(pie+sizeof (struct ndis_802_11_fixed_ies), _HT_ADD_INFO_IE_, &len, ie_len-sizeof (struct 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) &&
(le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & BIT(1)) &&
(pmlmeinfo->HT_info.infos[0] & BIT(2)))
{
int i;
u8 rf_type;
padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
/* update the MCS rates */
for (i = 0; i < 16; i++) {
if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R))
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i];
else
pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i];
}
/* switch to the 40M Hz mode accoring to the AP */
pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40;
switch ((pmlmeinfo->HT_info.infos[0] & 0x3))
{
case HT_EXTCHNL_OFFSET_UPPER:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case HT_EXTCHNL_OFFSET_LOWER:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
break;
}
}
/* */
/* Config SM Power Save setting */
/* */
pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2;
if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC) {
DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __FUNCTION__);
}
/* */
/* Config current HT Protection mode. */
/* */
pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
}
void rtw_issue_addbareq_cmd(struct 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
{
DBG_88E("%s, call rtw_get_stainfo()\n", __func__);
psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
}
if (psta == NULL)
{
DBG_88E("%s, psta ==NUL\n", __func__);
return;
}
if (!(psta->state &_FW_LINKED))
{
DBG_88E("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
return;
}
phtpriv = &psta->htpriv;
if ((phtpriv->ht_option ==true) && (phtpriv->ampdu_enable ==true))
{
issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
if (0 ==issued)
{
DBG_88E("rtw_issue_addbareq_cmd, p =%d\n", priority);
psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
}
}
}
inline void rtw_set_roaming(struct adapter *adapter, u8 to_roaming)
{
if (to_roaming == 0)
adapter->mlmepriv.to_join = false;
adapter->mlmepriv.to_roaming = to_roaming;
}
inline u8 rtw_to_roaming(struct adapter *adapter)
{
return adapter->mlmepriv.to_roaming;
}
void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
spin_lock_bh(&pmlmepriv->lock);
_rtw_roaming(padapter, tgt_network);
spin_unlock_bh(&pmlmepriv->lock);
}
void _rtw_roaming(struct 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 < rtw_to_roaming(padapter)) {
DBG_88E("roaming from %s("MAC_FMT"), length:%d\n",
pnetwork->network.Ssid.Ssid, MAC_ARG(pnetwork->network.MacAddress),
pnetwork->network.Ssid.SsidLength);
memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, sizeof(struct ndis_802_11_ssid));
pmlmepriv->assoc_by_bssid = false;
while (1) {
if ( _SUCCESS ==(do_join_r =rtw_do_join(padapter)) ) {
break;
} else {
DBG_88E("roaming do_join return %d\n", do_join_r);
pmlmepriv->to_roaming--;
if (0< rtw_to_roaming(padapter)) {
continue;
} else {
DBG_88E("%s(%d) -to roaming fail, indicate_disconnect\n", __FUNCTION__, __LINE__);
rtw_indicate_disconnect(padapter);
break;
}
}
}
}
}
sint rtw_linked_check(struct adapter *padapter)
{
if ( (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
(check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true))
{
if (padapter->stapriv.asoc_sta_count > 2)
return true;
}
else
{ /* Station mode */
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)
return true;
}
return false;
}
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