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 #ifdef CONFIG_WAPI_SUPPORT if (rtw_wapi_check_for_drop(padapter,precv_frame)) { WAPI_TRACE(WAPI_ERR, "%s(): Rx Reorder Drop case!!\n", __FUNCTION__); 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) { 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) _rtw_xmit_entry(skb, pnetdev); 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); #ifdef DBG_TRX_STA_PKTS { 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(bmcast) { psta = rtw_get_bcmc_stainfo(padapter); } else { psta = rtw_get_stainfo(pstapriv, pattrib->src); } if(psta) { switch(pattrib->priority) { case 1: case 2: psta->rx_bk_cnt++; break; case 4: case 5: psta->rx_vi_cnt++; break; case 6: case 7: psta->rx_vo_cnt++; break; case 0: case 3: default: psta->rx_be_cnt++; break; } } } #endif 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_; }
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; struct rx_pkt_attrib *pattrib; if(NULL == precv_frame) goto _recv_indicatepkt_drop; DBG_COUNTER(padapter->rx_logs.os_indicate); pattrib = &precv_frame->u.hdr.attrib; 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 #ifdef CONFIG_WAPI_SUPPORT if (rtw_wapi_check_for_drop(padapter,precv_frame)) { WAPI_TRACE(WAPI_ERR, "%s(): Rx Reorder Drop case!!\n", __FUNCTION__); 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_pointer(skb), skb_end_pointer(skb), skb->len)); #ifdef CONFIG_AUTO_AP_MODE #if 1 //for testing #if 1 if (0x8899 == pattrib->eth_type) { rtw_os_ksocket_send(padapter, precv_frame); //goto _recv_indicatepkt_drop; } #else if (0x8899 == pattrib->eth_type) { rtw_auto_ap_mode_rx(padapter, precv_frame); goto _recv_indicatepkt_end; } #endif #endif #endif //CONFIG_AUTO_AP_MODE rtw_os_recv_indicate_pkt(padapter, skb, pattrib); _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_os_recv_indicate_pkt!!!!\n")); return _SUCCESS; _recv_indicatepkt_drop: //enqueue back to free_recv_queue if(precv_frame) rtw_free_recvframe(precv_frame, pfree_recv_queue); DBG_COUNTER(padapter->rx_logs.os_indicate_err); return _FAIL; }
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; struct rx_pkt_attrib *pattrib; if(NULL == precv_frame) goto _recv_indicatepkt_drop; DBG_COUNTER(padapter->rx_logs.os_indicate); pattrib = &precv_frame->u.hdr.attrib; 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 #ifdef CONFIG_WAPI_SUPPORT if (rtw_wapi_check_for_drop(padapter,precv_frame)) { WAPI_TRACE(WAPI_ERR, "%s(): Rx Reorder Drop case!!\n", __FUNCTION__); 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_pointer(skb), skb_end_pointer(skb), skb->len)); if (pattrib->eth_type == 0x888e) DBG_871X_LEVEL(_drv_always_, "recv eapol packet\n"); #ifdef CONFIG_AUTO_AP_MODE #if 1 //for testing #if 1 if (0x8899 == pattrib->eth_type) { rtw_os_ksocket_send(padapter, precv_frame); //goto _recv_indicatepkt_drop; } #else if (0x8899 == pattrib->eth_type) { rtw_auto_ap_mode_rx(padapter, precv_frame); goto _recv_indicatepkt_end; } #endif #endif #endif //CONFIG_AUTO_AP_MODE /* TODO: move to core */ { _pkt *pkt = skb; struct ethhdr *etherhdr = (struct ethhdr *)pkt->data; struct sta_info *sta = precv_frame->u.hdr.psta; if (!sta) goto bypass_session_tracker; if (ntohs(etherhdr->h_proto) == ETH_P_IP) { u8 *ip = pkt->data + 14; if (GET_IPV4_PROTOCOL(ip) == 0x06 /* TCP */ && rtw_st_ctl_chk_reg_s_proto(&sta->st_ctl, 0x06) == _TRUE ) { u8 *tcp = ip + GET_IPV4_IHL(ip) * 4; if (rtw_st_ctl_chk_reg_rule(&sta->st_ctl, padapter, IPV4_DST(ip), TCP_DST(tcp), IPV4_SRC(ip), TCP_SRC(tcp)) == _TRUE) { if (GET_TCP_SYN(tcp) && GET_TCP_ACK(tcp)) { session_tracker_add_cmd(padapter, sta , IPV4_DST(ip), TCP_DST(tcp) , IPV4_SRC(ip), TCP_SRC(tcp)); if (DBG_SESSION_TRACKER) DBG_871X(FUNC_ADPT_FMT" local:"IP_FMT":"PORT_FMT", remote:"IP_FMT":"PORT_FMT" SYN-ACK\n" , FUNC_ADPT_ARG(padapter) , IP_ARG(IPV4_DST(ip)), PORT_ARG(TCP_DST(tcp)) , IP_ARG(IPV4_SRC(ip)), PORT_ARG(TCP_SRC(tcp))); } if (GET_TCP_FIN(tcp)) { session_tracker_del_cmd(padapter, sta , IPV4_DST(ip), TCP_DST(tcp) , IPV4_SRC(ip), TCP_SRC(tcp)); if (DBG_SESSION_TRACKER) DBG_871X(FUNC_ADPT_FMT" local:"IP_FMT":"PORT_FMT", remote:"IP_FMT":"PORT_FMT" FIN\n" , FUNC_ADPT_ARG(padapter) , IP_ARG(IPV4_DST(ip)), PORT_ARG(TCP_DST(tcp)) , IP_ARG(IPV4_SRC(ip)), PORT_ARG(TCP_SRC(tcp))); } } } } bypass_session_tracker: ; } rtw_os_recv_indicate_pkt(padapter, skb, pattrib); _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_os_recv_indicate_pkt!!!!\n")); return _SUCCESS; _recv_indicatepkt_drop: //enqueue back to free_recv_queue if(precv_frame) rtw_free_recvframe(precv_frame, pfree_recv_queue); DBG_COUNTER(padapter->rx_logs.os_indicate_err); return _FAIL; }