u8 rtw_set_802_11_bssid(_adapter* padapter, u8 *bssid)
{
_irqL irqL;
u8 status=_TRUE;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_queue *queue = &pmlmepriv->scanned_queue;
_func_enter_;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_notice_,
("+rtw_set_802_11_bssid: bssid=%02x:%02x:%02x:%02x:%02x:%02x\n",
bssid[0], bssid[1], bssid[2], bssid[3], bssid[4], bssid[5]));
if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
(bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
{
status = _FALSE;
return status;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
("\n rtw_set_802_11_bssid: bssid= 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x\n",
bssid[0], bssid[1], bssid[2], bssid[3], bssid[4], bssid[5]));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("Set BSSID is not allowed under surveying || adhoc master || under linking, fw_state=0x%08x\n",
get_fwstate(pmlmepriv)));
status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
goto _Abort_Set_BSSID;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if (_rtw_memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN) == _TRUE)
{
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE)
goto _Abort_Set_BSSID;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
} else {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set BSSID not the same ssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_bssid=%02x:%02x:%02x:%02x:%02x:%02x\n", bssid[0],bssid[1],bssid[2],bssid[3],bssid[4],bssid[5]));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("cur_bssid=%02x:%02x:%02x:%02x:%02x:%02x\n",
pmlmepriv->cur_network.network.MacAddress[0],pmlmepriv->cur_network.network.MacAddress[1],pmlmepriv->cur_network.network.MacAddress[2],
pmlmepriv->cur_network.network.MacAddress[3],pmlmepriv->cur_network.network.MacAddress[4],pmlmepriv->cur_network.network.MacAddress[5]));
rtw_disassoc_cmd(padapter);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter);
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
_rtw_memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
pmlmepriv->assoc_by_bssid=_TRUE;
status = do_join(padapter);
goto done;
_Abort_Set_BSSID:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("rtw_set_802_11_bssid: _Abort_Set_BSSID\n"));
done:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
_func_exit_;
return status;
}
u8 rtw_set_802_11_bssid(_adapter* padapter, u8 *bssid)
{
_irqL irqL;
u8 status=_SUCCESS;
u32 cur_time = 0;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_func_enter_;
DBG_88E_LEVEL(_drv_info_, "set bssid:%pM\n", bssid);
if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
(bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
{
status = _FAIL;
goto exit;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
DBG_88E("Set BSSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if (_rtw_memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN) == true)
{
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)
goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
} else {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set BSSID not the same bssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_bssid=%pM\n", (bssid) ));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("cur_bssid=%pM\n", (pmlmepriv->cur_network.network.MacAddress) ));
rtw_disassoc_cmd(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
/* should we add something here...? */
if (padapter->securitypriv.btkip_countermeasure == true) {
cur_time = rtw_get_current_time();
if ( (cur_time - padapter->securitypriv.btkip_countermeasure_time) > 60 * HZ )
{
padapter->securitypriv.btkip_countermeasure = false;
padapter->securitypriv.btkip_countermeasure_time = 0;
}
else
{
status = _FAIL;
goto release_mlme_lock;
}
}
_rtw_memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
pmlmepriv->assoc_by_bssid=true;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
pmlmepriv->to_join = true;
}
else {
status = rtw_do_join(padapter);
}
release_mlme_lock:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
exit:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("rtw_set_802_11_bssid: status=%d\n", status));
_func_exit_;
return status;
}
void rtw_os_recv_indicate_pkt(_adapter *padapter, _pkt *pkt, struct rx_pkt_attrib *pattrib)
{
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
struct recv_priv *precvpriv = &(padapter->recvpriv);
#ifdef CONFIG_BR_EXT
void *br_port = NULL;
#endif
int ret;
/* Indicat the packets to upper layer */
if (pkt) {
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if (_rtw_memcmp(pattrib->dst, adapter_mac_addr(padapter), ETH_ALEN) == _FALSE)
{
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = rtw_skb_clone(pkt);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
struct net_device *pnetdev= (struct net_device*)padapter->pnetdev;
//DBG_871X("directly forwarding to the rtw_xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
pkt->dev = pnetdev;
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
skb_set_queue_mapping(pkt, rtw_recv_select_queue(pkt));
#endif //LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)
_rtw_xmit_entry(pkt, pnetdev);
if(bmcast && (pskb2 != NULL) ) {
pkt = pskb2;
DBG_COUNTER(padapter->rx_logs.os_indicate_ap_mcast);
} else {
DBG_COUNTER(padapter->rx_logs.os_indicate_ap_forward);
return;
}
}
}
else// to APself
{
//DBG_871X("to APSelf\n");
DBG_COUNTER(padapter->rx_logs.os_indicate_ap_self);
}
}
#ifdef CONFIG_BR_EXT
// Insert NAT2.5 RX here!
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
if (nat25_handle_frame(padapter, pkt) == -1) {
//priv->ext_stats.rx_data_drops++;
//DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
//return FAIL;
#if 1
// bypass this frame to upper layer!!
#else
rtw_skb_free(sub_skb);
continue;
#endif
}
}
#endif // CONFIG_BR_EXT
if( precvpriv->sink_udpport > 0)
rtw_sink_rtp_seq_dbg(padapter,pkt);
#ifdef DBG_UDP_PKT_LOSE_11AC
/* After eth_type_trans process , pkt->data pointer will move from ethrnet header to ip header ,
* we have to check ethernet type , so this debug must be print before eth_type_trans
*/
if (*((unsigned short *)(pkt->data+ETH_ALEN*2)) == htons(ETH_P_ARP)) {
/* ARP Payload length will be 42bytes or 42+18(tailer)=60bytes*/
if (pkt->len != 42 && pkt->len != 60)
DBG_871X("Error !!%s,ARP Payload length %u not correct\n" , __func__ , pkt->len);
} else if (*((unsigned short *)(pkt->data+ETH_ALEN*2)) == htons(ETH_P_IP)) {
if (be16_to_cpu(*((u16 *)(pkt->data+PAYLOAD_LEN_LOC_OF_IP_HDR))) != (pkt->len)-ETH_HLEN) {
DBG_871X("Error !!%s,Payload length not correct\n" , __func__);
DBG_871X("%s, IP header describe Total length=%u\n" , __func__ , be16_to_cpu(*((u16 *)(pkt->data+PAYLOAD_LEN_LOC_OF_IP_HDR))));
DBG_871X("%s, Pkt real length=%u\n" , __func__ , (pkt->len)-ETH_HLEN);
}
}
#endif
/* After eth_type_trans process , pkt->data pointer will move from ethrnet header to ip header */
pkt->protocol = eth_type_trans(pkt, padapter->pnetdev);
pkt->dev = padapter->pnetdev;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
pkt->ip_summed = CHECKSUM_UNNECESSARY;
} else {
pkt->ip_summed = CHECKSUM_NONE;
}
#else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
pkt->ip_summed = CHECKSUM_NONE;
#endif //CONFIG_TCP_CSUM_OFFLOAD_RX
ret = rtw_netif_rx(padapter->pnetdev, pkt);
if (ret == NET_RX_SUCCESS)
DBG_COUNTER(padapter->rx_logs.os_netif_ok);
else
DBG_COUNTER(padapter->rx_logs.os_netif_err);
}
}
void rtw_recv_indicatepkt(_adapter *padapter, union recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
_queue *pfree_recv_queue;
_pkt *skb;
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
#endif
_func_enter_;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
#ifdef CONFIG_DRVEXT_MODULE
if (drvext_rx_handler(padapter, precv_frame->u.hdr.rx_data, precv_frame->u.hdr.len) == _SUCCESS)
{
rtw_free_recvframe(precv_frame, pfree_recv_queue);
return;
}
#endif
skb = precv_frame->u.hdr.pkt;
if(skb == NULL)
{
RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():skb != NULL !!!\n"));
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():precv_frame->u.hdr.rx_head=%p precv_frame->hdr.rx_data=%p\n", precv_frame->u.hdr.rx_head, precv_frame->u.hdr.rx_data));
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("precv_frame->hdr.rx_tail=%p precv_frame->u.hdr.rx_end=%p precv_frame->hdr.len=%d \n", precv_frame->u.hdr.rx_tail, precv_frame->u.hdr.rx_end, precv_frame->u.hdr.len));
skb->data = precv_frame->u.hdr.rx_data;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
skb_set_tail_pointer(skb, precv_frame->u.hdr.len);
#else
skb->tail = precv_frame->u.hdr.rx_tail;
#endif
skb->len = precv_frame->u.hdr.len;
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n skb->head=%p skb->data=%p skb->tail=%p skb->end=%p skb->len=%d\n", skb->head, skb->data, skb->tail, skb->end, skb->len));
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
pskb2 = skb_clone(skb, GFP_ATOMIC);
}
if(psta)
{
//DBG_871X("directly forwarding to the xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
//skb->protocol = eth_type_trans(skb, pnetdev);
skb->dev = padapter->pnetdev;
rtw_xmit_entry(skb, padapter->pnetdev);
if(bmcast == _FALSE)
goto _recv_indicatepkt_end;
}
if(bmcast)
skb = pskb2;
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
//printk("CHECKSUM_UNNECESSARY \n");
} else {
skb->ip_summed = CHECKSUM_NONE;
//printk("CHECKSUM_NONE(%d, %d) \n", pattrib->tcpchk_valid, pattrib->tcp_chkrpt);
}
#else /* !CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX */
skb->ip_summed = CHECKSUM_NONE;
#endif
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
precv_frame->u.hdr.pkt = NULL; // pointers to NULL before rtw_free_recvframe()
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n rtw_recv_indicatepkt :after netif_rx!!!!\n"));
_func_exit_;
return;
_recv_indicatepkt_drop:
//enqueue back to free_recv_queue
if(precv_frame)
rtw_free_recvframe(precv_frame, pfree_recv_queue);
precvpriv->rx_drop++;
_func_exit_;
}
int rtw_get_sec_ie(u8 *in_ie,uint in_len,u8 *rsn_ie,u16 *rsn_len,u8 *wpa_ie,u16 *wpa_len)
{
u8 authmode, sec_idx, i;
u8 wpa_oui[4]={0x0,0x50,0xf2,0x01};
uint cnt;
_func_enter_;
//Search required WPA or WPA2 IE and copy to sec_ie[ ]
cnt = (_TIMESTAMP_ + _BEACON_ITERVAL_ + _CAPABILITY_);
sec_idx=0;
while(cnt<in_len)
{
authmode=in_ie[cnt];
if((authmode==_WPA_IE_ID_)&&(_rtw_memcmp(&in_ie[cnt+2], &wpa_oui[0],4)==_TRUE))
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n rtw_get_wpa_ie: sec_idx=%d in_ie[cnt+1]+2=%d\n",sec_idx,in_ie[cnt+1]+2));
if (wpa_ie) {
_rtw_memcpy(wpa_ie, &in_ie[cnt],in_ie[cnt+1]+2);
for(i=0;i<(in_ie[cnt+1]+2);i=i+8){
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
wpa_ie[i],wpa_ie[i+1],wpa_ie[i+2],wpa_ie[i+3],wpa_ie[i+4],
wpa_ie[i+5],wpa_ie[i+6],wpa_ie[i+7]));
}
}
*wpa_len=in_ie[cnt+1]+2;
cnt+=in_ie[cnt+1]+2; //get next
}
else
{
if(authmode==_WPA2_IE_ID_)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n get_rsn_ie: sec_idx=%d in_ie[cnt+1]+2=%d\n",sec_idx,in_ie[cnt+1]+2));
if (rsn_ie) {
_rtw_memcpy(rsn_ie, &in_ie[cnt],in_ie[cnt+1]+2);
for(i=0;i<(in_ie[cnt+1]+2);i=i+8){
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n %2x,%2x,%2x,%2x,%2x,%2x,%2x,%2x\n",
rsn_ie[i],rsn_ie[i+1],rsn_ie[i+2],rsn_ie[i+3],rsn_ie[i+4],
rsn_ie[i+5],rsn_ie[i+6],rsn_ie[i+7]));
}
}
*rsn_len=in_ie[cnt+1]+2;
cnt+=in_ie[cnt+1]+2; //get next
}
else
{
cnt+=in_ie[cnt+1]+2; //get next
}
}
}
_func_exit_;
return (*rsn_len+*wpa_len);
}
u8 rtw_do_join(_adapter * padapter)
{
_irqL irqL;
_list *plist, *phead;
u8* pibss = NULL;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
_queue *queue = &(pmlmepriv->scanned_queue);
u8 ret=_SUCCESS;
_func_enter_;
_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
phead = get_list_head(queue);
plist = get_next(phead);
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("\n rtw_do_join: phead = %p; plist = %p \n\n\n", phead, plist));
pmlmepriv->cur_network.join_res = -2;
set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
pmlmepriv->pscanned = plist;
pmlmepriv->to_join = _TRUE;
if(_rtw_queue_empty(queue)== _TRUE)
{
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
//when set_ssid/set_bssid for rtw_do_join(), but scanning queue is empty
//we try to issue sitesurvey firstly
if (pmlmepriv->LinkDetectInfo.bBusyTraffic ==_FALSE
|| rtw_to_roaming(padapter) > 0
)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_do_join(): site survey if scanned_queue is empty\n."));
// submit site_survey_cmd
if(_SUCCESS!=(ret=rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ) {
pmlmepriv->to_join = _FALSE;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_do_join(): site survey return error\n."));
}
}
else
{
pmlmepriv->to_join = _FALSE;
ret = _FAIL;
}
goto exit;
}
else
{
int select_ret;
_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
if((select_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv))==_SUCCESS)
{
pmlmepriv->to_join = _FALSE;
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
}
else
{
if(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE)
{
// submit createbss_cmd to change to a ADHOC_MASTER
//pmlmepriv->lock has been acquired by caller...
WLAN_BSSID_EX *pdev_network = &(padapter->registrypriv.dev_network);
pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
pibss = padapter->registrypriv.dev_network.MacAddress;
_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(padapter);
rtw_generate_random_ibss(pibss);
if(rtw_createbss_cmd(padapter)!=_SUCCESS)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("***Error=>do_goin: rtw_createbss_cmd status FAIL*** \n "));
ret = _FALSE;
goto exit;
}
pmlmepriv->to_join = _FALSE;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("***Error=> rtw_select_and_join_from_scanned_queue FAIL under STA_Mode*** \n "));
}
else
{
// can't associate ; reset under-linking
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
#if 0
if((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE))
{
if(_rtw_memcmp(pmlmepriv->cur_network.network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength))
{
// for funk to do roaming
// funk will reconnect, but funk will not sitesurvey before reconnect
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("for funk to do roaming"));
if(pmlmepriv->sitesurveyctrl.traffic_busy==_FALSE)
rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0);
}
}
#endif
//when set_ssid/set_bssid for rtw_do_join(), but there are no desired bss in scanning queue
//we try to issue sitesurvey firstly
if(pmlmepriv->LinkDetectInfo.bBusyTraffic==_FALSE
|| rtw_to_roaming(padapter) > 0
)
{
//DBG_871X("rtw_do_join() when no desired bss in scanning queue \n");
if( _SUCCESS!=(ret=rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ){
pmlmepriv->to_join = _FALSE;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("do_join(): site survey return error\n."));
}
}
else
{
ret = _FAIL;
pmlmepriv->to_join = _FALSE;
}
}
}
}
exit:
_func_exit_;
return ret;
}
uint8_t rtw_set_802_11_ssid(struct rtl_priv* rtlpriv, NDIS_802_11_SSID *ssid)
{
uint8_t status = _SUCCESS;
uint32_t cur_time = 0;
struct mlme_priv *pmlmepriv = &rtlpriv->mlmepriv;
struct wlan_network *pnetwork = &pmlmepriv->cur_network;
DBG_871X_LEVEL(_drv_always_, "set ssid [%s] fw_state=0x%08x\n",
ssid->Ssid, get_fwstate(pmlmepriv));
if(rtlpriv->hw_init_completed==_FALSE){
status = _FAIL;
goto exit;
}
spin_lock_bh(&pmlmepriv->lock);
DBG_871X("Set SSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == _TRUE) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
(_rtw_memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength) == _TRUE))
{
if((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE))
{
if(rtw_is_same_ibss(rtlpriv, pnetwork) == _FALSE)
{
//if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again
rtw_disassoc_cmd(rtlpriv, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(rtlpriv);
rtw_free_assoc_resources(rtlpriv, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
else
{
goto release_mlme_lock;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
}
}
else {
rtw_lps_ctrl_wk_cmd(rtlpriv, LPS_CTRL_JOINBSS, 1);
}
}
else
{
rtw_disassoc_cmd(rtlpriv, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(rtlpriv);
rtw_free_assoc_resources(rtlpriv, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
if((status=rtw_handle_tkip_countermeasure(rtlpriv)) == _FAIL)
goto release_mlme_lock;
#ifdef CONFIG_VALIDATE_SSID
if (rtw_validate_ssid(ssid) == _FALSE) {
status = _FAIL;
goto release_mlme_lock;
}
#endif
memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(NDIS_802_11_SSID));
pmlmepriv->assoc_by_bssid=_FALSE;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
pmlmepriv->to_join = _TRUE;
}
else {
status = rtw_do_join(rtlpriv);
}
release_mlme_lock:
spin_unlock_bh(&pmlmepriv->lock);
exit:
return status;
}
u8 rtw_set_802_11_bssid(_adapter* padapter, u8 *bssid)
{
_irqL irqL;
u8 status=_SUCCESS;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
_func_enter_;
DBG_871X_LEVEL(_drv_always_, "set bssid:%pM\n", bssid);
if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
(bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
{
status = _FAIL;
goto exit;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
DBG_871X("Set BSSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == _TRUE) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if (_rtw_memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN) == _TRUE)
{
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE)
goto release_mlme_lock;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
} else {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set BSSID not the same bssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_bssid="MAC_FMT"\n", MAC_ARG(bssid) ));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("cur_bssid="MAC_FMT"\n", MAC_ARG(pmlmepriv->cur_network.network.MacAddress) ));
rtw_disassoc_cmd(padapter, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
status = _FAIL;
goto release_mlme_lock;
}
_rtw_memset(&pmlmepriv->assoc_ssid, 0, sizeof(NDIS_802_11_SSID));
_rtw_memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
pmlmepriv->assoc_by_bssid=_TRUE;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
pmlmepriv->to_join = _TRUE;
}
else {
status = rtw_do_join(padapter);
}
release_mlme_lock:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
exit:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("rtw_set_802_11_bssid: status=%d\n", status));
_func_exit_;
return status;
}
static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status)
{
s32 ret=_SUCCESS;
#ifdef CONFIG_CONCURRENT_MODE
u8 *primary_myid, *secondary_myid, *paddr1;
union recv_frame *precvframe_if2 = NULL;
_adapter *primary_padapter = precvframe->u.hdr.adapter;
_adapter *secondary_padapter = primary_padapter->pbuddy_adapter;
struct recv_priv *precvpriv = &primary_padapter->recvpriv;
_queue *pfree_recv_queue = &precvpriv->free_recv_queue;
u8 *pbuf = precvframe->u.hdr.rx_data;
if(!secondary_padapter)
return ret;
paddr1 = GetAddr1Ptr(pbuf);
if(IS_MCAST(paddr1) == _FALSE)//unicast packets
{
//primary_myid = myid(&primary_padapter->eeprompriv);
secondary_myid = myid(&secondary_padapter->eeprompriv);
if(_rtw_memcmp(paddr1, secondary_myid, ETH_ALEN))
{
//change to secondary interface
precvframe->u.hdr.adapter = secondary_padapter;
}
//ret = recv_entry(precvframe);
}
else // Handle BC/MC Packets
{
u8 clone = _TRUE;
#if 0
u8 type, subtype, *paddr2, *paddr3;
type = GetFrameType(pbuf);
subtype = GetFrameSubType(pbuf); //bit(7)~bit(2)
switch (type)
{
case WIFI_MGT_TYPE: //Handle BC/MC mgnt Packets
if(subtype == WIFI_BEACON)
{
paddr3 = GetAddr3Ptr(precvframe->u.hdr.rx_data);
if (check_fwstate(&secondary_padapter->mlmepriv, _FW_LINKED) &&
_rtw_memcmp(paddr3, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN))
{
//change to secondary interface
precvframe->u.hdr.adapter = secondary_padapter;
clone = _FALSE;
}
if(check_fwstate(&primary_padapter->mlmepriv, _FW_LINKED) &&
_rtw_memcmp(paddr3, get_bssid(&primary_padapter->mlmepriv), ETH_ALEN))
{
if(clone==_FALSE)
{
clone = _TRUE;
}
else
{
clone = _FALSE;
}
precvframe->u.hdr.adapter = primary_padapter;
}
if(check_fwstate(&primary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) ||
check_fwstate(&secondary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING))
{
clone = _TRUE;
precvframe->u.hdr.adapter = primary_padapter;
}
}
else if(subtype == WIFI_PROBEREQ)
{
//probe req frame is only for interface2
//change to secondary interface
precvframe->u.hdr.adapter = secondary_padapter;
clone = _FALSE;
}
break;
case WIFI_CTRL_TYPE: // Handle BC/MC ctrl Packets
break;
case WIFI_DATA_TYPE: //Handle BC/MC data Packets
//Notes: AP MODE never rx BC/MC data packets
paddr2 = GetAddr2Ptr(precvframe->u.hdr.rx_data);
if(_rtw_memcmp(paddr2, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN))
{
//change to secondary interface
precvframe->u.hdr.adapter = secondary_padapter;
clone = _FALSE;
}
break;
default:
break;
}
#endif
if(_TRUE == clone)
{
//clone/copy to if2
struct rx_pkt_attrib *pattrib = NULL;
precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue);
if(precvframe_if2)
{
precvframe_if2->u.hdr.adapter = secondary_padapter;
_rtw_init_listhead(&precvframe_if2->u.hdr.list);
precvframe_if2->u.hdr.precvbuf = NULL; //can't access the precvbuf for new arch.
precvframe_if2->u.hdr.len=0;
_rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
pattrib = &precvframe_if2->u.hdr.attrib;
if(rtw_os_alloc_recvframe(secondary_padapter, precvframe_if2, pbuf, NULL) == _SUCCESS)
{
recvframe_put(precvframe_if2, pattrib->pkt_len);
//recvframe_pull(precvframe_if2, drvinfo_sz + RXDESC_SIZE);
if (pattrib->physt && pphy_status)
rtl8192e_query_rx_phy_status(precvframe_if2, pphy_status);
ret = rtw_recv_entry(precvframe_if2);
}
else
{
rtw_free_recvframe(precvframe_if2, pfree_recv_queue);
DBG_8192C("%s()-%d: alloc_skb() failed!\n", __FUNCTION__, __LINE__);
}
}
}
}
//if (precvframe->u.hdr.attrib.physt)
// rtl8192e_query_rx_phy_status(precvframe, pphy_status);
//ret = rtw_recv_entry(precvframe);
#endif
return ret;
}
void rtw_os_recv_indicate_pkt(_adapter *padapter, _pkt *pkt, struct rx_pkt_attrib *pattrib)
{
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_BR_EXT
void *br_port = NULL;
#endif
/* Indicat the packets to upper layer */
if (pkt) {
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(pkt, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
struct net_device *pnetdev= (struct net_device*)padapter->pnetdev;
//DBG_871X("directly forwarding to the rtw_xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
pkt->dev = pnetdev;
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
skb_set_queue_mapping(pkt, rtw_recv_select_queue(pkt));
#endif //LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)
rtw_xmit_entry(pkt, pnetdev);
if(bmcast && (pskb2 != NULL) ) {
pkt = pskb2;
} else {
return;
}
}
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_BR_EXT
// Insert NAT2.5 RX here!
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
if (nat25_handle_frame(padapter, pkt) == -1) {
//priv->ext_stats.rx_data_drops++;
//DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
//return FAIL;
#if 1
// bypass this frame to upper layer!!
#else
dev_kfree_skb_any(sub_skb);
continue;
#endif
}
}
#endif // CONFIG_BR_EXT
pkt->protocol = eth_type_trans(pkt, padapter->pnetdev);
pkt->dev = padapter->pnetdev;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
pkt->ip_summed = CHECKSUM_UNNECESSARY;
} else {
pkt->ip_summed = CHECKSUM_NONE;
}
#else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
pkt->ip_summed = CHECKSUM_NONE;
#endif //CONFIG_TCP_CSUM_OFFLOAD_RX
netif_rx(pkt);
}
}
int rtw_mlcst2unicst(_adapter *padapter, struct sk_buff *skb)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
_irqL irqL;
_list *phead, *plist;
struct sk_buff *newskb;
struct sta_info *psta = NULL;
u8 chk_alive_num = 0;
char chk_alive_list[NUM_STA];
u8 bc_addr[6]={0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
u8 null_addr[6]={0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
int i;
s32 res;
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
//free sta asoc_queue
while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
int stainfo_offset;
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset)) {
chk_alive_list[chk_alive_num++] = stainfo_offset;
}
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
for (i = 0; i < chk_alive_num; i++) {
psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
if(!(psta->state &_FW_LINKED))
continue;
/* avoid come from STA1 and send back STA1 */
if (_rtw_memcmp(psta->hwaddr, &skb->data[6], 6) == _TRUE
|| _rtw_memcmp(psta->hwaddr, null_addr, 6) == _TRUE
|| _rtw_memcmp(psta->hwaddr, bc_addr, 6) == _TRUE
)
continue;
newskb = skb_copy(skb, GFP_ATOMIC);
if (newskb) {
_rtw_memcpy(newskb->data, psta->hwaddr, 6);
res = rtw_xmit(padapter, &newskb);
if (res < 0) {
DBG_871X("%s()-%d: rtw_xmit() return error!\n", __FUNCTION__, __LINE__);
pxmitpriv->tx_drop++;
dev_kfree_skb_any(newskb);
} else
pxmitpriv->tx_pkts++;
} else {
DBG_871X("%s-%d: skb_copy() failed!\n", __FUNCTION__, __LINE__);
pxmitpriv->tx_drop++;
//dev_kfree_skb_any(skb);
return _FALSE; // Caller shall tx this multicast frame via normal way.
}
}
dev_kfree_skb_any(skb);
return _TRUE;
}
u32 process_p2p_devdisc_req(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *frame_body;
u8 status, dialogToken;
struct sta_info *psta = NULL;
_adapter *padapter = pwdinfo->padapter;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 p2p_ie[ MAX_P2P_IE_LEN ] = { 0xFF };
u32 p2p_ielen = 0;
frame_body = (unsigned char *)(pframe + sizeof(struct ieee80211_hdr_3addr));
dialogToken = frame_body[7];
status = P2P_STATUS_FAIL_UNKNOWN_P2PGROUP;
if ( rtw_get_p2p_ie( frame_body + _PUBLIC_ACTION_IE_OFFSET_, len - _PUBLIC_ACTION_IE_OFFSET_, p2p_ie, &p2p_ielen ) )
{
u8 groupid[ 38 ] = { 0x00 };
u8 dev_addr[ETH_ALEN] = { 0x00 };
u32 attr_contentlen = 0;
if(rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_GROUP_ID, groupid, &attr_contentlen))
{
if(_rtw_memcmp(pwdinfo->device_addr, groupid, ETH_ALEN) &&
_rtw_memcmp(pwdinfo->p2p_group_ssid, groupid+ETH_ALEN, pwdinfo->p2p_group_ssid_len))
{
attr_contentlen=0;
if(rtw_get_p2p_attr_content(p2p_ie, p2p_ielen, P2P_ATTR_DEVICE_ID, dev_addr, &attr_contentlen))
{
_list *phead, *plist;
phead = &pstapriv->asoc_list;
plist = get_next(phead);
//look up sta asoc_queue
while ((rtw_end_of_queue_search(phead, plist)) == _FALSE)
{
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
if(psta->is_p2p_device && (psta->dev_cap&P2P_DEVCAP_CLIENT_DISCOVERABILITY) &&
_rtw_memcmp(psta->dev_addr, dev_addr, ETH_ALEN))
{
//issue GO Discoverability Request
issue_group_disc_req(pwdinfo, psta->hwaddr);
status = P2P_STATUS_SUCCESS;
break;
}
else
{
status = P2P_STATUS_FAIL_INFO_UNAVAILABLE;
}
}
}
else
{
u32 process_probe_req_p2p_ie(struct wifidirect_info *pwdinfo, u8 *pframe, uint len)
{
u8 *p;
u32 ret=_FALSE;
u8 p2pie[ MAX_P2P_IE_LEN ] = { 0xFF };
u32 p2pielen = 0;
int ssid_len=0, rate_cnt = 0;
p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SUPPORTEDRATES_IE_, (int *)&rate_cnt,
len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
if ( rate_cnt <= 4 )
{
int i, g_rate =0;
for( i = 0; i < rate_cnt; i++ )
{
if ( ( ( *( p + 2 + i ) & 0xff ) != 0x02 ) &&
( ( *( p + 2 + i ) & 0xff ) != 0x04 ) &&
( ( *( p + 2 + i ) & 0xff ) != 0x0B ) &&
( ( *( p + 2 + i ) & 0xff ) != 0x16 ) )
{
g_rate = 1;
}
}
if ( g_rate == 0 )
{
// There is no OFDM rate included in SupportedRates IE of this probe request frame
// The driver should response this probe request.
return ret;
}
}
else
{
// rate_cnt > 4 means the SupportRates IE contains the OFDM rate because the count of CCK rates are 4.
// We should proceed the following check for this probe request.
}
// Added comments by Albert 20100906
// There are several items we should check here.
// 1. This probe request frame must contain the P2P IE. (Done)
// 2. This probe request frame must contain the wildcard SSID. (Done)
// 3. Wildcard BSSID. (Todo)
// 4. Destination Address. ( Done in mgt_dispatcher function )
// 5. Requested Device Type in WSC IE. (Todo)
// 6. Device ID attribute in P2P IE. (Todo)
p = rtw_get_ie(pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_, _SSID_IE_, (int *)&ssid_len,
len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_);
if((pwdinfo->role == P2P_ROLE_DEVICE) || (pwdinfo->role == P2P_ROLE_GO))
{
if(rtw_get_p2p_ie( pframe + WLAN_HDR_A3_LEN + _PROBEREQ_IE_OFFSET_ , len - WLAN_HDR_A3_LEN - _PROBEREQ_IE_OFFSET_ , p2pie, &p2pielen))
{
if ( (p != NULL) && _rtw_memcmp( ( void * ) ( p+2 ), ( void * ) pwdinfo->p2p_wildcard_ssid , 7 ))
{
//todo:
//Check Requested Device Type attributes in WSC IE.
//Check Device ID attribute in P2P IE
ret = _TRUE;
}
}
else
{
//non -p2p device
}
}
return ret;
}
int rtw_mlcst2unicst(_adapter *padapter, struct sk_buff *skb)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
_irqL irqL;
_list *phead, *plist;
struct sk_buff *newskb;
struct sta_info *psta = NULL;
u8 chk_alive_num = 0;
char chk_alive_list[NUM_STA];
u8 bc_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
u8 null_addr[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
int i;
s32 res;
DBG_COUNTER(padapter->tx_logs.os_tx_m2u);
_enter_critical_bh(&pstapriv->asoc_list_lock, &irqL);
phead = &pstapriv->asoc_list;
plist = get_next(phead);
/* free sta asoc_queue */
while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
int stainfo_offset;
psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
plist = get_next(plist);
stainfo_offset = rtw_stainfo_offset(pstapriv, psta);
if (stainfo_offset_valid(stainfo_offset))
chk_alive_list[chk_alive_num++] = stainfo_offset;
}
_exit_critical_bh(&pstapriv->asoc_list_lock, &irqL);
for (i = 0; i < chk_alive_num; i++) {
psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
if (!(psta->state & _FW_LINKED)) {
DBG_COUNTER(padapter->tx_logs.os_tx_m2u_ignore_fw_linked);
continue;
}
/* avoid come from STA1 and send back STA1 */
if (_rtw_memcmp(psta->hwaddr, &skb->data[6], 6) == _TRUE
|| _rtw_memcmp(psta->hwaddr, null_addr, 6) == _TRUE
|| _rtw_memcmp(psta->hwaddr, bc_addr, 6) == _TRUE
) {
DBG_COUNTER(padapter->tx_logs.os_tx_m2u_ignore_self);
continue;
}
DBG_COUNTER(padapter->tx_logs.os_tx_m2u_entry);
newskb = rtw_skb_copy(skb);
if (newskb) {
_rtw_memcpy(newskb->data, psta->hwaddr, 6);
res = rtw_xmit(padapter, &newskb);
if (res < 0) {
DBG_COUNTER(padapter->tx_logs.os_tx_m2u_entry_err_xmit);
RTW_INFO("%s()-%d: rtw_xmit() return error! res=%d\n", __FUNCTION__, __LINE__, res);
pxmitpriv->tx_drop++;
rtw_skb_free(newskb);
}
} else {
DBG_COUNTER(padapter->tx_logs.os_tx_m2u_entry_err_skb);
RTW_INFO("%s-%d: rtw_skb_copy() failed!\n", __FUNCTION__, __LINE__);
pxmitpriv->tx_drop++;
/* rtw_skb_free(skb); */
return _FALSE; /* Caller shall tx this multicast frame via normal way. */
}
}
rtw_skb_free(skb);
return _TRUE;
}
u8 rtw_set_802_11_ssid(_adapter* padapter, NDIS_802_11_SSID *ssid)
{
_irqL irqL;
u8 status = _TRUE;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *pnetwork = &pmlmepriv->cur_network;
_queue *queue = &pmlmepriv->scanned_queue;
#ifdef PLATFORM_WINDOWS
LARGE_INTEGER sys_time;
u32 diff_time,cur_time ;
#endif
_func_enter_;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_notice_,
("+rtw_set_802_11_ssid: ssid=[%s] fw_state=0x%08x\n",
ssid->Ssid, get_fwstate(pmlmepriv)));
if(padapter->hw_init_completed==_FALSE){
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("set_ssid: hw_init_completed==_FALSE=>exit!!!\n"));
return _FALSE;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == _TRUE) {
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("Set SSID is not allowed under surveying || adhoc master || under linking\n"));
status = check_fwstate(pmlmepriv, _FW_UNDER_LINKING);
goto _Abort_Set_SSID;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
(_rtw_memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength) == _TRUE))
{
if((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE))
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("Set SSID is the same ssid, fw_state=0x%08x\n",
get_fwstate(pmlmepriv)));
if(rtw_is_same_ibss(padapter, pnetwork) == _FALSE)
{
//if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again
rtw_disassoc_cmd(padapter);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
else
{
goto _Abort_Set_SSID;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
}
}
#ifdef CONFIG_LPS
else {
lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
}
#endif
}
else
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set SSID not the same ssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_ssid=[%s] len=0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("assoc_ssid=[%s] len=0x%x\n", pmlmepriv->assoc_ssid.Ssid, (unsigned int)pmlmepriv->assoc_ssid.SsidLength));
rtw_disassoc_cmd(padapter);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
#ifdef PLATFORM_WINDOWS
if (padapter->securitypriv.btkip_countermeasure==_TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:padapter->securitypriv.btkip_countermeasure==_TRUE\n"));
NdisGetCurrentSystemTime(&sys_time);
cur_time=(u32)(sys_time.QuadPart/10); // In micro-second.
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:cur_time=0x%x\n",cur_time));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:psecuritypriv->last_mic_err_time=0x%x\n",padapter->securitypriv.btkip_countermeasure_time));
diff_time = cur_time -padapter->securitypriv.btkip_countermeasure_time; // In micro-second.
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:diff_time=0x%x\n",diff_time));
if (diff_time > 60000000) {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid(): countermeasure time >60s.\n"));
padapter->securitypriv.btkip_countermeasure=_FALSE;
// Update MIC error time.
padapter->securitypriv.btkip_countermeasure_time=0;
} else {
// can't join in 60 seconds.
status = _FALSE;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid(): countermeasure time <60s.\n"));
goto _Abort_Set_SSID;
}
}
#endif
#ifdef PLATFORM_LINUX
if (padapter->securitypriv.btkip_countermeasure == _TRUE) {
status = _FALSE;
goto _Abort_Set_SSID;
}
#endif
if (rtw_validate_ssid(ssid) == _FALSE) {
status = _FALSE;
goto _Abort_Set_SSID;
}
_rtw_memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(NDIS_802_11_SSID));
pmlmepriv->assoc_by_bssid=_FALSE;
status = do_join(padapter);
goto done;
_Abort_Set_SSID:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("-rtw_set_802_11_ssid: _Abort_Set_SSID: status=%d\n", status));
done:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
_func_exit_;
return status;
}
//
// Description:
// Construct the ARP response packet to support ARP offload.
//
static void ConstructARPResponse(
PADAPTER padapter,
u8 *pframe,
u32 *pLength,
u8 *pIPAddress
)
{
struct rtw_ieee80211_hdr *pwlanhdr;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *cur_network = &pmlmepriv->cur_network;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct security_priv *psecuritypriv = &padapter->securitypriv;
static u8 ARPLLCHeader[8] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00, 0x08, 0x06};
u16 *fctrl;
u32 pktlen;
u8 *pARPRspPkt = pframe;
//for TKIP Cal MIC
u8 *payload = pframe;
u8 EncryptionHeadOverhead = 0;
pwlanhdr = (struct rtw_ieee80211_hdr*)pframe;
fctrl = &pwlanhdr->frame_ctl;
*(fctrl) = 0;
//-------------------------------------------------------------------------
// MAC Header.
//-------------------------------------------------------------------------
SetFrameType(fctrl, WIFI_DATA);
//SetFrameSubType(fctrl, 0);
SetToDs(fctrl);
_rtw_memcpy(pwlanhdr->addr1, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, myid(&(padapter->eeprompriv)), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
SetSeqNum(pwlanhdr, 0);
SetDuration(pwlanhdr, 0);
//SET_80211_HDR_FRAME_CONTROL(pARPRspPkt, 0);
//SET_80211_HDR_TYPE_AND_SUBTYPE(pARPRspPkt, Type_Data);
//SET_80211_HDR_TO_DS(pARPRspPkt, 1);
//SET_80211_HDR_ADDRESS1(pARPRspPkt, pMgntInfo->Bssid);
//SET_80211_HDR_ADDRESS2(pARPRspPkt, Adapter->CurrentAddress);
//SET_80211_HDR_ADDRESS3(pARPRspPkt, pMgntInfo->Bssid);
//SET_80211_HDR_DURATION(pARPRspPkt, 0);
//SET_80211_HDR_FRAGMENT_SEQUENCE(pARPRspPkt, 0);
#ifdef CONFIG_WAPI_SUPPORT
*pLength = sMacHdrLng;
#else
*pLength = 24;
#endif
//YJ,del,120503
#if 0
//-------------------------------------------------------------------------
// Qos Header: leave space for it if necessary.
//-------------------------------------------------------------------------
if(pStaQos->CurrentQosMode > QOS_DISABLE)
{
SET_80211_HDR_QOS_EN(pARPRspPkt, 1);
PlatformZeroMemory(&(Buffer[*pLength]), sQoSCtlLng);
*pLength += sQoSCtlLng;
}
#endif
//-------------------------------------------------------------------------
// Security Header: leave space for it if necessary.
//-------------------------------------------------------------------------
switch (psecuritypriv->dot11PrivacyAlgrthm)
{
case _WEP40_:
case _WEP104_:
EncryptionHeadOverhead = 4;
break;
case _TKIP_:
EncryptionHeadOverhead = 8;
break;
case _AES_:
EncryptionHeadOverhead = 8;
break;
#ifdef CONFIG_WAPI_SUPPORT
case _SMS4_:
EncryptionHeadOverhead = 18;
break;
#endif
default:
EncryptionHeadOverhead = 0;
}
if(EncryptionHeadOverhead > 0)
{
_rtw_memset(&(pframe[*pLength]), 0,EncryptionHeadOverhead);
*pLength += EncryptionHeadOverhead;
//SET_80211_HDR_WEP(pARPRspPkt, 1); //Suggested by CCW.
SetPrivacy(fctrl);
}
//-------------------------------------------------------------------------
// Frame Body.
//-------------------------------------------------------------------------
pARPRspPkt = (u8*)(pframe+ *pLength);
// LLC header
_rtw_memcpy(pARPRspPkt, ARPLLCHeader, 8);
*pLength += 8;
// ARP element
pARPRspPkt += 8;
SET_ARP_PKT_HW(pARPRspPkt, 0x0100);
SET_ARP_PKT_PROTOCOL(pARPRspPkt, 0x0008); // IP protocol
SET_ARP_PKT_HW_ADDR_LEN(pARPRspPkt, 6);
SET_ARP_PKT_PROTOCOL_ADDR_LEN(pARPRspPkt, 4);
SET_ARP_PKT_OPERATION(pARPRspPkt, 0x0200); // ARP response
SET_ARP_PKT_SENDER_MAC_ADDR(pARPRspPkt, myid(&(padapter->eeprompriv)));
SET_ARP_PKT_SENDER_IP_ADDR(pARPRspPkt, pIPAddress);
#ifdef CONFIG_ARP_KEEP_ALIVE
if (rtw_gw_addr_query(padapter)==0) {
SET_ARP_PKT_TARGET_MAC_ADDR(pARPRspPkt, pmlmepriv->gw_mac_addr);
SET_ARP_PKT_TARGET_IP_ADDR(pARPRspPkt, pmlmepriv->gw_ip);
}
else
#endif
{
SET_ARP_PKT_TARGET_MAC_ADDR(pARPRspPkt, get_my_bssid(&(pmlmeinfo->network)));
SET_ARP_PKT_TARGET_IP_ADDR(pARPRspPkt, pIPAddress);
DBG_871X("%s Target Mac Addr:" MAC_FMT "\n", __FUNCTION__, MAC_ARG(get_my_bssid(&(pmlmeinfo->network))));
DBG_871X("%s Target IP Addr" IP_FMT "\n", __FUNCTION__, IP_ARG(pIPAddress));
}
*pLength += 28;
if (psecuritypriv->dot11PrivacyAlgrthm == _TKIP_)
{
u8 mic[8];
struct mic_data micdata;
struct sta_info *psta = NULL;
u8 priority[4]={0x0,0x0,0x0,0x0};
u8 null_key[16]={0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0};
DBG_871X("%s(): Add MIC\n",__FUNCTION__);
psta = rtw_get_stainfo(&padapter->stapriv, get_my_bssid(&(pmlmeinfo->network)));
if (psta != NULL) {
if(_rtw_memcmp(&psta->dot11tkiptxmickey.skey[0],null_key, 16)==_TRUE){
DBG_871X("%s(): STA dot11tkiptxmickey==0\n",__FUNCTION__);
}
//start to calculate the mic code
rtw_secmicsetkey(&micdata, &psta->dot11tkiptxmickey.skey[0]);
}
rtw_secmicappend(&micdata, pwlanhdr->addr3, 6); //DA
rtw_secmicappend(&micdata, pwlanhdr->addr2, 6); //SA
priority[0]=0;
rtw_secmicappend(&micdata, &priority[0], 4);
rtw_secmicappend(&micdata, payload, 36); //payload length = 8 + 28
rtw_secgetmic(&micdata,&(mic[0]));
pARPRspPkt += 28;
_rtw_memcpy(pARPRspPkt, &(mic[0]),8);
*pLength += 8;
}
}
u8 rtw_set_802_11_ssid(_adapter* padapter, NDIS_802_11_SSID *ssid)
{
_irqL irqL;
u8 status = _SUCCESS;
u32 cur_time = 0;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *pnetwork = &pmlmepriv->cur_network;
_func_enter_;
DBG_871X_LEVEL(_drv_always_, "set ssid [%s] fw_state=0x%08x\n",
ssid->Ssid, get_fwstate(pmlmepriv));
if(padapter->hw_init_completed==_FALSE){
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("set_ssid: hw_init_completed==_FALSE=>exit!!!\n"));
status = _FAIL;
goto exit;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
DBG_871X("Set SSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == _TRUE) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
(_rtw_memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength) == _TRUE))
{
if((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE))
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("Set SSID is the same ssid, fw_state=0x%08x\n",
get_fwstate(pmlmepriv)));
if(rtw_is_same_ibss(padapter, pnetwork) == _FALSE)
{
//if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again
rtw_disassoc_cmd(padapter, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
else
{
goto release_mlme_lock;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
}
}
#ifdef CONFIG_LPS
else {
rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
}
#endif
}
else
{
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set SSID not the same ssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_ssid=[%s] len=0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("assoc_ssid=[%s] len=0x%x\n", pmlmepriv->assoc_ssid.Ssid, (unsigned int)pmlmepriv->assoc_ssid.SsidLength));
rtw_disassoc_cmd(padapter, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
#ifdef PLATFORM_WINDOWS
if (padapter->securitypriv.btkip_countermeasure==_TRUE)
{
LARGE_INTEGER sys_time;
u32 diff_time,cur_time ;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:padapter->securitypriv.btkip_countermeasure==_TRUE\n"));
NdisGetCurrentSystemTime(&sys_time);
cur_time=(u32)(sys_time.QuadPart/10); // In micro-second.
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:cur_time=0x%x\n",cur_time));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:psecuritypriv->last_mic_err_time=0x%x\n",padapter->securitypriv.btkip_countermeasure_time));
diff_time = cur_time -padapter->securitypriv.btkip_countermeasure_time; // In micro-second.
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid:diff_time=0x%x\n",diff_time));
if (diff_time > 60000000) {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid(): countermeasure time >60s.\n"));
padapter->securitypriv.btkip_countermeasure=_FALSE;
// Update MIC error time.
padapter->securitypriv.btkip_countermeasure_time=0;
} else {
// can't join in 60 seconds.
status = _FAIL;
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_ssid(): countermeasure time <60s.\n"));
goto release_mlme_lock;
}
}
#endif
#ifdef PLATFORM_LINUX
if (padapter->securitypriv.btkip_countermeasure == _TRUE) {
cur_time = rtw_get_current_time();
if( (cur_time - padapter->securitypriv.btkip_countermeasure_time) > 60 * HZ )
{
padapter->securitypriv.btkip_countermeasure = _FALSE;
padapter->securitypriv.btkip_countermeasure_time = 0;
}
else
{
status = _FAIL;
goto release_mlme_lock;
}
}
#endif
#ifdef CONFIG_VALIDATE_SSID
if (rtw_validate_ssid(ssid) == _FALSE) {
status = _FAIL;
goto release_mlme_lock;
}
#endif
_rtw_memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(NDIS_802_11_SSID));
pmlmepriv->assoc_by_bssid=_FALSE;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
pmlmepriv->to_join = _TRUE;
}
else {
status = rtw_do_join(padapter);
}
release_mlme_lock:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
exit:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("-rtw_set_802_11_ssid: status=%d\n", status));
_func_exit_;
return status;
}
int rtw_recv_indicatepkt(_adapter *padapter, union recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
_queue *pfree_recv_queue;
_pkt *skb;
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
#endif
#ifdef CONFIG_BR_EXT
void *br_port = NULL;
#endif
_func_enter_;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
#ifdef CONFIG_DRVEXT_MODULE
if (drvext_rx_handler(padapter, precv_frame->u.hdr.rx_data, precv_frame->u.hdr.len) == _SUCCESS)
{
goto _recv_indicatepkt_drop;
}
#endif
skb = precv_frame->u.hdr.pkt;
if(skb == NULL)
{
RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():skb != NULL !!!\n"));
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():precv_frame->u.hdr.rx_head=%p precv_frame->hdr.rx_data=%p\n", precv_frame->u.hdr.rx_head, precv_frame->u.hdr.rx_data));
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("precv_frame->hdr.rx_tail=%p precv_frame->u.hdr.rx_end=%p precv_frame->hdr.len=%d \n", precv_frame->u.hdr.rx_tail, precv_frame->u.hdr.rx_end, precv_frame->u.hdr.len));
skb->data = precv_frame->u.hdr.rx_data;
skb_set_tail_pointer(skb, precv_frame->u.hdr.len);
skb->len = precv_frame->u.hdr.len;
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n skb->head=%p skb->data=%p skb->tail=%p skb->end=%p skb->len=%d\n", skb->head, skb->data, skb->tail, skb->end, skb->len));
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = rtw_skb_clone(skb);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
int tx_ret;
struct net_device *pnetdev= (struct net_device*)padapter->pnetdev;
//DBG_871X("directly forwarding to the rtw_xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
skb->dev = pnetdev;
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
skb_set_queue_mapping(skb, rtw_recv_select_queue(skb));
#endif //LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)
tx_ret = _rtw_xmit_entry(skb, pnetdev);
if (tx_ret != NETDEV_TX_OK) {
padapter->xmitpriv.tx_drop++;
rtw_skb_free(skb);
}
if(bmcast)
skb = pskb2;
else
goto _recv_indicatepkt_end;
}
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_BR_EXT
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
if (nat25_handle_frame(padapter, skb) == -1) {
//priv->ext_stats.rx_data_drops++;
//DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
//return FAIL;
#if 1
// bypass this frame to upper layer!!
#else
goto _recv_indicatepkt_drop;
#endif
}
}
#endif // CONFIG_BR_EXT
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
//DBG_871X("CHECKSUM_UNNECESSARY \n");
} else {
skb->ip_summed = CHECKSUM_NONE;
//DBG_871X("CHECKSUM_NONE(%d, %d) \n", pattrib->tcpchk_valid, pattrib->tcp_chkrpt);
}
#else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
skb->ip_summed = CHECKSUM_NONE;
#endif
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
rtw_netif_rx(padapter->pnetdev, skb);
_recv_indicatepkt_end:
precv_frame->u.hdr.pkt = NULL; // pointers to NULL before rtw_free_recvframe()
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n rtw_recv_indicatepkt :after rtw_netif_rx!!!!\n"));
_func_exit_;
return _SUCCESS;
_recv_indicatepkt_drop:
//enqueue back to free_recv_queue
if(precv_frame)
rtw_free_recvframe(precv_frame, pfree_recv_queue);
return _FAIL;
_func_exit_;
}
uint8_t rtw_set_802_11_bssid(struct rtl_priv* rtlpriv, uint8_t *bssid)
{
uint8_t status=_SUCCESS;
struct mlme_priv *pmlmepriv = &rtlpriv->mlmepriv;
DBG_871X_LEVEL(_drv_always_, "set bssid:%pM\n", bssid);
if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
(bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
{
status = _FAIL;
goto exit;
}
spin_lock_bh(&pmlmepriv->lock);
DBG_871X("Set BSSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == _TRUE) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
if (_rtw_memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN) == _TRUE)
{
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _FALSE)
goto release_mlme_lock;//it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again.
} else {
rtw_disassoc_cmd(rtlpriv, 0, _TRUE);
if (check_fwstate(pmlmepriv, _FW_LINKED) == _TRUE)
rtw_indicate_disconnect(rtlpriv);
rtw_free_assoc_resources(rtlpriv, 1);
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
//should we add something here...?
if((status=rtw_handle_tkip_countermeasure(rtlpriv)) == _FAIL)
goto release_mlme_lock;
memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
pmlmepriv->assoc_by_bssid=_TRUE;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == _TRUE) {
pmlmepriv->to_join = _TRUE;
}
else {
status = rtw_do_join(rtlpriv);
}
release_mlme_lock:
spin_unlock_bh(&pmlmepriv->lock);
exit:
return status;
}
int rtw_parse_wpa_ie(uint8_t * wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
{
int i, ret=_SUCCESS;
int left, count;
uint8_t *pos;
uint8_t SUITE_1X[4] = {0x00, 0x50, 0xf2, 1};
if (wpa_ie_len <= 0) {
/* No WPA IE - fail silently */
return _FAIL;
}
if ((*wpa_ie != _WPA_IE_ID_) || (*(wpa_ie+1) != (uint8_t)(wpa_ie_len - 2)) ||
(_rtw_memcmp(wpa_ie+2, RTW_WPA_OUI_TYPE, WPA_SELECTOR_LEN) != true) )
{
return _FAIL;
}
pos = wpa_ie;
pos += 8;
left = wpa_ie_len - 8;
//group_cipher
if (left >= WPA_SELECTOR_LEN) {
*group_cipher = rtw_get_wpa_cipher_suite(pos);
pos += WPA_SELECTOR_LEN;
left -= WPA_SELECTOR_LEN;
}
else if (left > 0)
{
return _FAIL;
}
//pairwise_cipher
if (left >= 2)
{
//count = le16_to_cpu(*(u16 *)pos);
count = RTW_GET_LE16(pos);
pos += 2;
left -= 2;
if (count == 0 || left < count * WPA_SELECTOR_LEN) {
return _FAIL;
}
for (i = 0; i < count; i++)
{
*pairwise_cipher |= rtw_get_wpa_cipher_suite(pos);
pos += WPA_SELECTOR_LEN;
left -= WPA_SELECTOR_LEN;
}
}
else if (left == 1)
{
return _FAIL;
}
if (is_8021x) {
if (left >= 6) {
pos += 2;
if (_rtw_memcmp(pos, SUITE_1X, 4) == 1) {
*is_8021x = 1;
}
}
}
return ret;
}
uint8_t rtw_do_join(struct rtl_priv * rtlpriv)
{
struct list_head *plist, *phead;
uint8_t * pibss = NULL;
struct mlme_priv *pmlmepriv = &(rtlpriv->mlmepriv);
struct __queue *queue = &(pmlmepriv->scanned_queue);
uint8_t ret=_SUCCESS;
spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
phead = get_list_head(queue);
plist = get_next(phead);
pmlmepriv->cur_network.join_res = -2;
set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
pmlmepriv->pscanned = plist;
pmlmepriv->to_join = _TRUE;
if(list_empty(&queue->list)) {
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
//when set_ssid/set_bssid for rtw_do_join(), but scanning queue is empty
//we try to issue sitesurvey firstly
if (pmlmepriv->LinkDetectInfo.bBusyTraffic ==_FALSE)
{
// submit site_survey_cmd
if(_SUCCESS!=(ret=rtw_sitesurvey_cmd(rtlpriv, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ) {
pmlmepriv->to_join = _FALSE;
}
}
else
{
pmlmepriv->to_join = _FALSE;
ret = _FAIL;
}
goto exit;
}
else
{
int select_ret;
spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
if((select_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv))==_SUCCESS)
{
pmlmepriv->to_join = _FALSE;
_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
}
else
{
if(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==_TRUE)
{
// submit createbss_cmd to change to a ADHOC_MASTER
//pmlmepriv->lock has been acquired by caller...
WLAN_BSSID_EX *pdev_network = &(rtlpriv->registrypriv.dev_network);
pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
pibss = rtlpriv->registrypriv.dev_network.MacAddress;
memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID));
memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID));
rtw_update_registrypriv_dev_network(rtlpriv);
rtw_generate_random_ibss(pibss);
if(rtw_createbss_cmd(rtlpriv)!=_SUCCESS)
{
ret = _FALSE;
goto exit;
}
pmlmepriv->to_join = _FALSE;
}
else
{
// can't associate ; reset under-linking
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
#if 0
if((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == _TRUE))
{
if(_rtw_memcmp(pmlmepriv->cur_network.network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength))
{
// for funk to do roaming
// funk will reconnect, but funk will not sitesurvey before reconnect
if(pmlmepriv->sitesurveyctrl.traffic_busy==_FALSE)
rtw_sitesurvey_cmd(rtlpriv, &pmlmepriv->assoc_ssid, 1, NULL, 0);
}
}
#endif
//when set_ssid/set_bssid for rtw_do_join(), but there are no desired bss in scanning queue
//we try to issue sitesurvey firstly
if(pmlmepriv->LinkDetectInfo.bBusyTraffic==_FALSE)
{
//DBG_871X("rtw_do_join() when no desired bss in scanning queue \n");
if( _SUCCESS!=(ret=rtw_sitesurvey_cmd(rtlpriv, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ){
pmlmepriv->to_join = _FALSE;
}
}
else
{
ret = _FAIL;
pmlmepriv->to_join = _FALSE;
}
}
}
}
exit:
return ret;
}
int rtw_parse_wpa2_ie(uint8_t * rsn_ie, int rsn_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
{
int i, ret=_SUCCESS;
int left, count;
uint8_t *pos;
uint8_t SUITE_1X[4] = {0x00,0x0f, 0xac, 0x01};
if (rsn_ie_len <= 0) {
/* No RSN IE - fail silently */
return _FAIL;
}
if ((*rsn_ie!= _WPA2_IE_ID_) || (*(rsn_ie+1) != (uint8_t)(rsn_ie_len - 2)))
{
return _FAIL;
}
pos = rsn_ie;
pos += 4;
left = rsn_ie_len - 4;
//group_cipher
if (left >= RSN_SELECTOR_LEN) {
*group_cipher = rtw_get_wpa2_cipher_suite(pos);
pos += RSN_SELECTOR_LEN;
left -= RSN_SELECTOR_LEN;
} else if (left > 0) {
return _FAIL;
}
//pairwise_cipher
if (left >= 2)
{
//count = le16_to_cpu(*(u16 *)pos);
count = RTW_GET_LE16(pos);
pos += 2;
left -= 2;
if (count == 0 || left < count * RSN_SELECTOR_LEN) {
return _FAIL;
}
for (i = 0; i < count; i++)
{
*pairwise_cipher |= rtw_get_wpa2_cipher_suite(pos);
pos += RSN_SELECTOR_LEN;
left -= RSN_SELECTOR_LEN;
}
}
else if (left == 1)
{
return _FAIL;
}
if (is_8021x) {
if (left >= 6) {
pos += 2;
if (_rtw_memcmp(pos, SUITE_1X, 4) == 1) {
*is_8021x = 1;
}
}
}
return ret;
}
int rtw_parse_wpa2_ie(u8* rsn_ie, int rsn_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
{
int i, ret=_SUCCESS;
int left, count;
u8 *pos;
u8 SUITE_1X[4] = {0x00,0x0f, 0xac, 0x01};
if (rsn_ie_len <= 0) {
/* No RSN IE - fail silently */
return _FAIL;
}
if ((*rsn_ie!= _WPA2_IE_ID_) || (*(rsn_ie+1) != (u8)(rsn_ie_len - 2)))
{
return _FAIL;
}
pos = rsn_ie;
pos += 4;
left = rsn_ie_len - 4;
//group_cipher
if (left >= RSN_SELECTOR_LEN) {
*group_cipher = rtw_get_wpa2_cipher_suite(pos);
pos += RSN_SELECTOR_LEN;
left -= RSN_SELECTOR_LEN;
} else if (left > 0) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie length mismatch, %u too much", __FUNCTION__, left));
return _FAIL;
}
//pairwise_cipher
if (left >= 2)
{
//count = le16_to_cpu(*(u16*)pos);
count = RTW_GET_LE16(pos);
pos += 2;
left -= 2;
if (count == 0 || left < count * RSN_SELECTOR_LEN) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie count botch (pairwise), "
"count %u left %u", __FUNCTION__, count, left));
return _FAIL;
}
for (i = 0; i < count; i++)
{
*pairwise_cipher |= rtw_get_wpa2_cipher_suite(pos);
pos += RSN_SELECTOR_LEN;
left -= RSN_SELECTOR_LEN;
}
}
else if (left == 1)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie too short (for key mgmt)", __FUNCTION__));
return _FAIL;
}
if (is_8021x) {
if (left >= 6) {
pos += 2;
if (_rtw_memcmp(pos, SUITE_1X, 4) == 1) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("%s (): there has 802.1x auth\n", __FUNCTION__));
*is_8021x = 1;
}
}
}
return ret;
}
static s32 pre_recv_entry(union recv_frame *precvframe, struct recv_buf *precvbuf, struct phy_stat *pphy_status)
{
s32 ret=_SUCCESS;
#ifdef CONFIG_CONCURRENT_MODE
u8 *primary_myid, *secondary_myid, *paddr1;
union recv_frame *precvframe_if2 = NULL;
_adapter *primary_padapter = precvframe->u.hdr.adapter;
_adapter *secondary_padapter = primary_padapter->pbuddy_adapter;
struct recv_priv *precvpriv = &primary_padapter->recvpriv;
_queue *pfree_recv_queue = &precvpriv->free_recv_queue;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(primary_padapter);
if(!secondary_padapter)
return ret;
paddr1 = GetAddr1Ptr(precvframe->u.hdr.rx_data);
if(IS_MCAST(paddr1) == _FALSE)//unicast packets
{
//primary_myid = myid(&primary_padapter->eeprompriv);
secondary_myid = myid(&secondary_padapter->eeprompriv);
if(_rtw_memcmp(paddr1, secondary_myid, ETH_ALEN))
{
//change to secondary interface
precvframe->u.hdr.adapter = secondary_padapter;
}
//ret = recv_entry(precvframe);
}
else // Handle BC/MC Packets
{
//clone/copy to if2
_pkt *pkt_copy = NULL;
struct rx_pkt_attrib *pattrib = NULL;
precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue);
if(!precvframe_if2)
return _FAIL;
precvframe_if2->u.hdr.adapter = secondary_padapter;
_rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
pattrib = &precvframe_if2->u.hdr.attrib;
//driver need to set skb len for skb_copy().
//If skb->len is zero, skb_copy() will not copy data from original skb.
skb_put(precvframe->u.hdr.pkt, pattrib->pkt_len);
pkt_copy = rtw_skb_copy( precvframe->u.hdr.pkt);
if (pkt_copy == NULL)
{
if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
{
DBG_8192C("pre_recv_entry(): rtw_skb_copy fail , drop frag frame \n");
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
return ret;
}
pkt_copy = rtw_skb_clone( precvframe->u.hdr.pkt);
if(pkt_copy == NULL)
{
DBG_8192C("pre_recv_entry(): rtw_skb_clone fail , drop frame\n");
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
return ret;
}
}
pkt_copy->dev = secondary_padapter->pnetdev;
precvframe_if2->u.hdr.pkt = pkt_copy;
precvframe_if2->u.hdr.rx_head = pkt_copy->head;
precvframe_if2->u.hdr.rx_data = pkt_copy->data;
precvframe_if2->u.hdr.rx_tail = skb_tail_pointer(pkt_copy);
precvframe_if2->u.hdr.rx_end = skb_end_pointer(pkt_copy);
precvframe_if2->u.hdr.len = pkt_copy->len;
//recvframe_put(precvframe_if2, pattrib->pkt_len);
if ( pHalData->ReceiveConfig & RCR_APPFCS)
recvframe_pull_tail(precvframe_if2, IEEE80211_FCS_LEN);
if (pattrib->physt)
update_recvframe_phyinfo(precvframe_if2, pphy_status);
if(rtw_recv_entry(precvframe_if2) != _SUCCESS)
{
RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,
("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n"));
}
}
if (precvframe->u.hdr.attrib.physt)
update_recvframe_phyinfo(precvframe, pphy_status);
ret = rtw_recv_entry(precvframe);
#endif
return ret;
}
int rtw_parse_wpa_ie(u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher)
{
int i, ret=_SUCCESS;
int left, count;
u8 *pos;
if (wpa_ie_len <= 0) {
/* No WPA IE - fail silently */
return _FAIL;
}
if ((*wpa_ie != _WPA_IE_ID_) || (*(wpa_ie+1) != (u8)(wpa_ie_len - 2)) ||
(_rtw_memcmp(wpa_ie+2, RTW_WPA_OUI_TYPE, WPA_SELECTOR_LEN) != _TRUE) )
{
return _FAIL;
}
pos = wpa_ie;
pos += 8;
left = wpa_ie_len - 8;
//group_cipher
if (left >= WPA_SELECTOR_LEN) {
*group_cipher = rtw_get_wpa_cipher_suite(pos);
pos += WPA_SELECTOR_LEN;
left -= WPA_SELECTOR_LEN;
}
else if (left > 0)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie length mismatch, %u too much", __FUNCTION__, left));
return _FAIL;
}
//pairwise_cipher
if (left >= 2)
{
//count = le16_to_cpu(*(u16*)pos);
count = RTW_GET_LE16(pos);
pos += 2;
left -= 2;
if (count == 0 || left < count * WPA_SELECTOR_LEN) {
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie count botch (pairwise), "
"count %u left %u", __FUNCTION__, count, left));
return _FAIL;
}
for (i = 0; i < count; i++)
{
*pairwise_cipher |= rtw_get_wpa_cipher_suite(pos);
pos += WPA_SELECTOR_LEN;
left -= WPA_SELECTOR_LEN;
}
}
else if (left == 1)
{
RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s: ie too short (for key mgmt)", __FUNCTION__));
return _FAIL;
}
return ret;
}
/*
* Notice:
* Before calling this function,
* precvframe->u.hdr.rx_data should be ready!
*/
void update_recvframe_phyinfo(
union recv_frame *precvframe,
struct phy_stat *pphy_status)
{
PADAPTER padapter= precvframe->u.hdr.adapter;
struct rx_pkt_attrib *pattrib = &precvframe->u.hdr.attrib;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
PODM_PHY_INFO_T pPHYInfo = (PODM_PHY_INFO_T)(&pattrib->phy_info);
u8 *wlanhdr;
ODM_PACKET_INFO_T pkt_info;
u8 *sa=NULL;
//_irqL irqL;
struct sta_priv *pstapriv;
struct sta_info *psta;
pkt_info.bPacketMatchBSSID =_FALSE;
pkt_info.bPacketToSelf = _FALSE;
pkt_info.bPacketBeacon = _FALSE;
wlanhdr = get_recvframe_data(precvframe);
pkt_info.bPacketMatchBSSID = ((!IsFrameTypeCtrl(wlanhdr)) &&
!pattrib->icv_err && !pattrib->crc_err &&
_rtw_memcmp(get_hdr_bssid(wlanhdr), get_bssid(&padapter->mlmepriv), ETH_ALEN));
pkt_info.bPacketToSelf = pkt_info.bPacketMatchBSSID && (_rtw_memcmp(get_da(wlanhdr), myid(&padapter->eeprompriv), ETH_ALEN));
pkt_info.bPacketBeacon = pkt_info.bPacketMatchBSSID && (GetFrameSubType(wlanhdr) == WIFI_BEACON);
if(pkt_info.bPacketBeacon){
if(check_fwstate(&padapter->mlmepriv, WIFI_STATION_STATE) == _TRUE){
sa = padapter->mlmepriv.cur_network.network.MacAddress;
#if 0
{
DBG_8192C("==> rx beacon from AP[%02x:%02x:%02x:%02x:%02x:%02x]\n",
sa[0],sa[1],sa[2],sa[3],sa[4],sa[5]);
}
#endif
}
//to do Ad-hoc
}
else{
sa = get_sa(wlanhdr);
}
pkt_info.StationID = 0xFF;
pstapriv = &padapter->stapriv;
psta = rtw_get_stainfo(pstapriv, sa);
if (psta)
{
pkt_info.StationID = psta->mac_id;
//DBG_8192C("%s ==> StationID(%d)\n",__FUNCTION__,pkt_info.StationID);
}
pkt_info.DataRate = pattrib->data_rate;
//rtl8723b_query_rx_phy_status(precvframe, pphy_status);
//_enter_critical_bh(&pHalData->odm_stainfo_lock, &irqL);
ODM_PhyStatusQuery(&pHalData->odmpriv,pPHYInfo,(u8 *)pphy_status,&(pkt_info));
//_exit_critical_bh(&pHalData->odm_stainfo_lock, &irqL);
precvframe->u.hdr.psta = NULL;
if (pkt_info.bPacketMatchBSSID &&
(check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == _TRUE))
{
if (psta)
{
precvframe->u.hdr.psta = psta;
rtl8723b_process_phy_info(padapter, precvframe);
}
}
else if (pkt_info.bPacketToSelf || pkt_info.bPacketBeacon)
{
if (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == _TRUE)
{
if (psta)
{
precvframe->u.hdr.psta = psta;
}
}
rtl8723b_process_phy_info(padapter, precvframe);
}
}
u8 rtw_set_802_11_ssid(_adapter* padapter, NDIS_802_11_SSID *ssid)
{
_irqL irqL;
u8 status = _SUCCESS;
u32 cur_time = 0;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *pnetwork = &pmlmepriv->cur_network;
_func_enter_;
DBG_88E_LEVEL(_drv_info_, "set ssid [%s] fw_state=0x%08x\n",
ssid->Ssid, get_fwstate(pmlmepriv));
if (padapter->hw_init_completed==false){
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("set_ssid: hw_init_completed==false=>exit!!!\n"));
status = _FAIL;
goto exit;
}
_enter_critical_bh(&pmlmepriv->lock, &irqL);
DBG_88E("Set SSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
goto handle_tkip_countermeasure;
} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
goto release_mlme_lock;
}
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
(_rtw_memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength) == true))
{
if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false))
{
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("Set SSID is the same ssid, fw_state=0x%08x\n",
get_fwstate(pmlmepriv)));
if (rtw_is_same_ibss(padapter, pnetwork) == false)
{
/* if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again */
rtw_disassoc_cmd(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
} else {
goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
}
} else {
rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
}
} else {
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set SSID not the same ssid\n"));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_ssid=[%s] len=0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("assoc_ssid=[%s] len=0x%x\n", pmlmepriv->assoc_ssid.Ssid, (unsigned int)pmlmepriv->assoc_ssid.SsidLength));
rtw_disassoc_cmd(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
rtw_indicate_disconnect(padapter);
rtw_free_assoc_resources(padapter, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
if (padapter->securitypriv.btkip_countermeasure == true) {
cur_time = rtw_get_current_time();
if ( (cur_time - padapter->securitypriv.btkip_countermeasure_time) > 60 * HZ )
{
padapter->securitypriv.btkip_countermeasure = false;
padapter->securitypriv.btkip_countermeasure_time = 0;
}
else
{
status = _FAIL;
goto release_mlme_lock;
}
}
_rtw_memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(NDIS_802_11_SSID));
pmlmepriv->assoc_by_bssid=false;
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
pmlmepriv->to_join = true;
}
else {
status = rtw_do_join(padapter);
}
release_mlme_lock:
_exit_critical_bh(&pmlmepriv->lock, &irqL);
exit:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
("-rtw_set_802_11_ssid: status=%d\n", status));
_func_exit_;
return status;
}
int rtw_recv_indicatepkt(struct adapter *padapter,
union recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
struct __queue *pfree_recv_queue;
struct sk_buff *skb;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
void *br_port = NULL;
_func_enter_;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
skb = precv_frame->u.hdr.pkt;
if (skb == NULL) {
RT_TRACE(_module_recv_osdep_c_, _drv_err_,
("rtw_recv_indicatepkt():skb == NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("rtw_recv_indicatepkt():skb != NULL !!!\n"));
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("rtw_recv_indicatepkt():precv_frame->u.hdr.rx_head =%p precv_frame->hdr.rx_data =%p\n",
precv_frame->u.hdr.rx_head, precv_frame->u.hdr.rx_data));
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("precv_frame->hdr.rx_tail =%p precv_frame->u.hdr.rx_end =%p precv_frame->hdr.len =%d\n",
precv_frame->u.hdr.rx_tail, precv_frame->u.hdr.rx_end,
precv_frame->u.hdr.len));
skb->data = precv_frame->u.hdr.rx_data;
skb_set_tail_pointer(skb, precv_frame->u.hdr.len);
skb->len = precv_frame->u.hdr.len;
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("skb->head =%p skb->data =%p skb->tail =%p skb->end =%p skb->len =%d\n",
skb->head, skb->data, skb_tail_pointer(skb),
skb_end_pointer(skb), skb->len));
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
struct sk_buff *pskb2 = NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
int bmcast = IS_MCAST(pattrib->dst);
if (!_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv),
ETH_ALEN)) {
if (bmcast) {
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(skb, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if (psta) {
struct net_device *pnetdev;
pnetdev = (struct net_device *)padapter->pnetdev;
skb->dev = pnetdev;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35))
skb_set_queue_mapping(skb, rtw_recv_select_queue(skb));
#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 35) */
rtw_xmit_entry(skb, pnetdev);
if (bmcast)
skb = pskb2;
else
goto _recv_indicatepkt_end;
}
}
}
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else /* (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) */
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif /* (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) */
skb->ip_summed = CHECKSUM_NONE;
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
/* pointers to NULL before rtw_free_recvframe() */
precv_frame->u.hdr.pkt = NULL;
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("\n rtw_recv_indicatepkt :after netif_rx!!!!\n"));
_func_exit_;
return _SUCCESS;
_recv_indicatepkt_drop:
/* enqueue back to free_recv_queue */
if (precv_frame)
rtw_free_recvframe(precv_frame, pfree_recv_queue);
_func_exit_;
return _FAIL;
}
