void r8712_free_all_stainfo(struct _adapter *padapter)
{
unsigned long irqL;
struct list_head *plist, *phead;
s32 index;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *pbcmc_stainfo = r8712_get_bcmc_stainfo(padapter);
if (pstapriv->asoc_sta_count == 1)
return;
spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
for (index = 0; index < NUM_STA; index++) {
phead = &(pstapriv->sta_hash[index]);
plist = get_next(phead);
while ((end_of_queue_search(phead, plist)) == false) {
psta = LIST_CONTAINOR(plist,
struct sta_info, hash_list);
plist = get_next(plist);
if (pbcmc_stainfo != psta)
r8712_free_stainfo(padapter , psta);
}
}
spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
}
/*
*r8712_free_assoc_resources: the caller has to lock pmlmepriv->lock
*/
void r8712_free_assoc_resources(struct _adapter *adapter)
{
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;
pwlan = r8712_find_network(&pmlmepriv->scanned_queue,
tgt_network->network.MacAddress);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
struct sta_info *psta;
psta = r8712_get_stainfo(&adapter->stapriv,
tgt_network->network.MacAddress);
spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
r8712_free_stainfo(adapter, psta);
spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
}
if (check_fwstate(pmlmepriv,
WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE))
r8712_free_all_stainfo(adapter);
if (pwlan)
pwlan->fixed = false;
if (((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) &&
(adapter->stapriv.asoc_sta_count == 1)))
free_network_nolock(pmlmepriv, pwlan);
}
void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf)
{
unsigned long irqL, irqL2;
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;
spin_lock_irqsave(&pmlmepriv->lock, irqL2);
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
r8712_ind_disconnect(adapter);
r8712_free_assoc_resources(adapter);
}
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE |
WIFI_ADHOC_STATE)) {
psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr);
spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
r8712_free_stainfo(adapter, psta);
spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
if (adapter->stapriv.asoc_sta_count == 1) {
/*a sta + bc/mc_stainfo (not Ibss_stainfo) */
pwlan = r8712_find_network(&pmlmepriv->scanned_queue,
tgt_network->network.MacAddress);
if (pwlan) {
pwlan->fixed = false;
free_network_nolock(pmlmepriv, pwlan);
}
/*re-create ibss*/
pdev_network = &(adapter->registrypriv.dev_network);
pibss = adapter->registrypriv.dev_network.MacAddress;
memcpy(pdev_network, &tgt_network->network,
r8712_get_ndis_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));
r8712_update_registrypriv_dev_network(adapter);
r8712_generate_random_ibss(pibss);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
}
}
}
spin_unlock_irqrestore(&pmlmepriv->lock, irqL2);
}
/*Notes:
*pnetwork : returns from r8712_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).
*/
void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf)
{
unsigned long irqL = 0, irqL2;
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 *cur_network = &pmlmepriv->cur_network;
struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
unsigned int the_same_macaddr = false;
struct wlan_network *pnetwork;
if (sizeof(struct list_head) == 4 * sizeof(u32)) {
pnetwork = (struct wlan_network *)
_malloc(sizeof(struct wlan_network));
memcpy((u8 *)pnetwork+16, (u8 *)pbuf + 8,
sizeof(struct wlan_network) - 16);
} else
pnetwork = (struct wlan_network *)pbuf;
#ifdef __BIG_ENDIAN
/* 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
the_same_macaddr = !memcmp(pnetwork->network.MacAddress,
cur_network->network.MacAddress, ETH_ALEN);
pnetwork->network.Length =
r8712_get_ndis_wlan_bssid_ex_sz(&pnetwork->network);
spin_lock_irqsave(&pmlmepriv->lock, irqL);
if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex))
goto ignore_joinbss_callback;
if (pnetwork->join_res > 0) {
if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
/*s1. find ptarget_wlan*/
if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
if (the_same_macaddr == true)
ptarget_wlan =
r8712_find_network(&pmlmepriv->
scanned_queue,
cur_network->network.MacAddress);
else {
pcur_wlan =
r8712_find_network(&pmlmepriv->
scanned_queue,
cur_network->network.MacAddress);
pcur_wlan->fixed = false;
pcur_sta = r8712_get_stainfo(pstapriv,
cur_network->network.MacAddress);
spin_lock_irqsave(&pstapriv->
sta_hash_lock, irqL2);
r8712_free_stainfo(adapter, pcur_sta);
spin_unlock_irqrestore(&(pstapriv->
sta_hash_lock), irqL2);
ptarget_wlan =
r8712_find_network(&pmlmepriv->
scanned_queue,
pnetwork->network.
MacAddress);
if (ptarget_wlan)
ptarget_wlan->fixed = true;
}
} else {
ptarget_wlan = r8712_find_network(&pmlmepriv->
scanned_queue,
pnetwork->network.MacAddress);
if (ptarget_wlan)
ptarget_wlan->fixed = true;
}
if (ptarget_wlan == NULL) {
if (check_fwstate(pmlmepriv,
_FW_UNDER_LINKING))
pmlmepriv->fw_state ^=
_FW_UNDER_LINKING;
goto ignore_joinbss_callback;
}
/*s2. find ptarget_sta & update ptarget_sta*/
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
if (the_same_macaddr == true) {
ptarget_sta =
r8712_get_stainfo(pstapriv,
pnetwork->network.MacAddress);
if (ptarget_sta == NULL)
ptarget_sta =
r8712_alloc_stainfo(pstapriv,
pnetwork->network.MacAddress);
} else
ptarget_sta =
r8712_alloc_stainfo(pstapriv,
pnetwork->network.MacAddress);
if (ptarget_sta) /*update ptarget_sta*/ {
ptarget_sta->aid = pnetwork->join_res;
ptarget_sta->qos_option = 1;
ptarget_sta->mac_id = 5;
if (adapter->securitypriv.
AuthAlgrthm == 2) {
adapter->securitypriv.
binstallGrpkey =
false;
adapter->securitypriv.
busetkipkey =
false;
adapter->securitypriv.
bgrpkey_handshake =
false;
ptarget_sta->ieee8021x_blocked
= true;
ptarget_sta->XPrivacy =
adapter->securitypriv.
PrivacyAlgrthm;
memset((u8 *)&ptarget_sta->
x_UncstKey,
0,
sizeof(union Keytype));
memset((u8 *)&ptarget_sta->
tkiprxmickey,
0,
sizeof(union Keytype));
memset((u8 *)&ptarget_sta->
tkiptxmickey,
0,
sizeof(union Keytype));
memset((u8 *)&ptarget_sta->
txpn, 0,
sizeof(union pn48));
memset((u8 *)&ptarget_sta->
rxpn, 0,
sizeof(union pn48));
}
} else {
if (check_fwstate(pmlmepriv,
_FW_UNDER_LINKING))
pmlmepriv->fw_state ^=
_FW_UNDER_LINKING;
goto ignore_joinbss_callback;
}
}
/*s3. update cur_network & indicate connect*/
memcpy(&cur_network->network, &pnetwork->network,
pnetwork->network.Length);
cur_network->aid = pnetwork->join_res;
/*update fw_state will clr _FW_UNDER_LINKING*/
switch (pnetwork->network.InfrastructureMode) {
case Ndis802_11Infrastructure:
pmlmepriv->fw_state = WIFI_STATION_STATE;
break;
case Ndis802_11IBSS:
pmlmepriv->fw_state = WIFI_ADHOC_STATE;
break;
default:
pmlmepriv->fw_state = WIFI_NULL_STATE;
break;
}
r8712_update_protection(adapter,
(cur_network->network.IEs) +
sizeof(struct NDIS_802_11_FIXED_IEs),
(cur_network->network.IELength));
/*TODO: update HT_Capability*/
update_ht_cap(adapter, cur_network->network.IEs,
cur_network->network.IELength);
/*indicate connect*/
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
== true)
r8712_indicate_connect(adapter);
_cancel_timer(&pmlmepriv->assoc_timer,
&timer_cancelled);
} else
goto ignore_joinbss_callback;
} else {
if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
_set_timer(&pmlmepriv->assoc_timer, 1);
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
}
}
ignore_joinbss_callback:
spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
if (sizeof(struct list_head) == 4 * sizeof(u32))
kfree((u8 *)pnetwork);
}
