/****************************************************************************** * * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * ******************************************************************************/ #define _RTW_MLME_C_ #include #include #include #include #include #include #include #include #include #include #include #include extern void indicate_wx_scan_complete_event(_adapter *padapter); extern u8 rtw_do_join(_adapter * padapter); #ifdef CONFIG_DISABLE_MCS13TO15 extern unsigned char MCS_rate_2R_MCS13TO15_OFF[16]; extern unsigned char MCS_rate_2R[16]; #else //CONFIG_DISABLE_MCS13TO15 extern unsigned char MCS_rate_2R[16]; #endif //CONFIG_DISABLE_MCS13TO15 extern unsigned char MCS_rate_1R[16]; sint _rtw_init_mlme_priv (_adapter* padapter) { sint i; u8 *pbuf; struct wlan_network *pnetwork; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; sint res = _SUCCESS; _func_enter_; // We don't need to memset padapter->XXX to zero, because adapter is allocated by rtw_zvmalloc(). //_rtw_memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); pmlmepriv->nic_hdl = (u8 *)padapter; pmlmepriv->pscanned = NULL; pmlmepriv->fw_state = 0; pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown; pmlmepriv->scan_mode=SCAN_ACTIVE;// 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) _rtw_spinlock_init(&(pmlmepriv->lock)); _rtw_init_queue(&(pmlmepriv->free_bss_pool)); _rtw_init_queue(&(pmlmepriv->scanned_queue)); set_scanned_network_val(pmlmepriv, 0); _rtw_memset(&pmlmepriv->assoc_ssid,0,sizeof(NDIS_802_11_SSID)); pbuf = rtw_zvmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network))); if (pbuf == NULL){ res=_FAIL; goto exit; } pmlmepriv->free_bss_buf = pbuf; pnetwork = (struct wlan_network *)pbuf; for (i = 0; i < MAX_BSS_CNT; i++) { _rtw_init_listhead(&(pnetwork->list)); rtw_list_insert_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue)); pnetwork++; } //allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf rtw_clear_scan_deny(padapter); #ifdef CONFIG_FTP_PROTECT pmlmepriv->ftp_lock_flag = 0; #endif //CONFIG_FTP_PROTECT rtw_init_mlme_timer(padapter); exit: _func_exit_; return res; } void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv); void rtw_mfree_mlme_priv_lock (struct mlme_priv *pmlmepriv) { _rtw_spinlock_free(&pmlmepriv->lock); _rtw_spinlock_free(&(pmlmepriv->free_bss_pool.lock)); _rtw_spinlock_free(&(pmlmepriv->scanned_queue.lock)); } static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen) { if (*ppie) { _rtw_mfree(*ppie, *plen); *plen = 0; *ppie=NULL; } } void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv) { #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME) rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len); rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len); rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len); #endif #if defined(CONFIG_WFD) && defined(CONFIG_IOCTL_CFG80211) rtw_free_mlme_ie_data(&pmlmepriv->wfd_beacon_ie, &pmlmepriv->wfd_beacon_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_req_ie, &pmlmepriv->wfd_probe_req_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wfd_probe_resp_ie, &pmlmepriv->wfd_probe_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wfd_go_probe_resp_ie, &pmlmepriv->wfd_go_probe_resp_ie_len); rtw_free_mlme_ie_data(&pmlmepriv->wfd_assoc_req_ie, &pmlmepriv->wfd_assoc_req_ie_len); #endif } void _rtw_free_mlme_priv (struct mlme_priv *pmlmepriv) { _func_enter_; rtw_free_mlme_priv_ie_data(pmlmepriv); if (pmlmepriv){ rtw_mfree_mlme_priv_lock (pmlmepriv); if (pmlmepriv->free_bss_buf) { rtw_vmfree(pmlmepriv->free_bss_buf, MAX_BSS_CNT * sizeof(struct wlan_network)); } } _func_exit_; } sint _rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork) { _irqL irqL; _func_enter_; if (pnetwork == NULL) goto exit; _enter_critical_bh(&queue->lock, &irqL); rtw_list_insert_tail(&pnetwork->list, &queue->queue); _exit_critical_bh(&queue->lock, &irqL); exit: _func_exit_; return _SUCCESS; } struct wlan_network *_rtw_dequeue_network(_queue *queue) { _irqL irqL; struct wlan_network *pnetwork; _func_enter_; _enter_critical_bh(&queue->lock, &irqL); if (_rtw_queue_empty(queue) == true) pnetwork = NULL; else { pnetwork = LIST_CONTAINOR(get_next(&queue->queue), struct wlan_network, list); rtw_list_delete(&(pnetwork->list)); } _exit_critical_bh(&queue->lock, &irqL); _func_exit_; return pnetwork; } struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv )//(_queue *free_queue) { _irqL irqL; struct wlan_network *pnetwork; _queue *free_queue = &pmlmepriv->free_bss_pool; _list* plist = NULL; _func_enter_; _enter_critical_bh(&free_queue->lock, &irqL); if (_rtw_queue_empty(free_queue) == true) { pnetwork=NULL; goto exit; } plist = get_next(&(free_queue->queue)); pnetwork = LIST_CONTAINOR(plist , struct wlan_network, list); rtw_list_delete(&pnetwork->list); RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr=%p\n", plist)); pnetwork->network_type = 0; pnetwork->fixed = false; pnetwork->last_scanned = rtw_get_current_time(); pnetwork->aid=0; pnetwork->join_res=0; pmlmepriv->num_of_scanned ++; exit: _exit_critical_bh(&free_queue->lock, &irqL); _func_exit_; return pnetwork; } void _rtw_free_network(struct mlme_priv *pmlmepriv ,struct wlan_network *pnetwork, u8 isfreeall) { u32 curr_time, delta_time; u32 lifetime = SCANQUEUE_LIFETIME; _irqL irqL; _queue *free_queue = &(pmlmepriv->free_bss_pool); _func_enter_; if (pnetwork == NULL) goto exit; if (pnetwork->fixed == true) goto exit; curr_time = rtw_get_current_time(); if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==true ) || (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true ) ) lifetime = 1; if (!isfreeall) { #ifdef PLATFORM_WINDOWS delta_time = (curr_time -pnetwork->last_scanned)/10; if (delta_time < lifetime*1000000)// unit:usec { goto exit; } #endif #ifdef PLATFORM_LINUX delta_time = (curr_time -pnetwork->last_scanned)/HZ; if (delta_time < lifetime)// unit:sec { goto exit; } #endif #ifdef PLATFORM_FREEBSD //i think needs to check again delta_time = (curr_time -pnetwork->last_scanned)/hz; if (delta_time < lifetime)// unit:sec { goto exit; } #endif } _enter_critical_bh(&free_queue->lock, &irqL); rtw_list_delete(&(pnetwork->list)); rtw_list_insert_tail(&(pnetwork->list),&(free_queue->queue)); pmlmepriv->num_of_scanned --; //DBG_88E("_rtw_free_network:SSID=%s\n", pnetwork->network.Ssid.Ssid); _exit_critical_bh(&free_queue->lock, &irqL); exit: _func_exit_; } void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork) { _queue *free_queue = &(pmlmepriv->free_bss_pool); _func_enter_; if (pnetwork == NULL) goto exit; if (pnetwork->fixed == true) goto exit; //_enter_critical(&free_queue->lock, &irqL); rtw_list_delete(&(pnetwork->list)); rtw_list_insert_tail(&(pnetwork->list), get_list_head(free_queue)); pmlmepriv->num_of_scanned --; //_exit_critical(&free_queue->lock, &irqL); exit: _func_exit_; } /* return the wlan_network with the matching addr Shall be calle under atomic context... to avoid possible racing condition... */ struct wlan_network *_rtw_find_network(_queue *scanned_queue, u8 *addr) { //_irqL irqL; _list *phead, *plist; struct wlan_network *pnetwork = NULL; u8 zero_addr[ETH_ALEN] = {0,0,0,0,0,0}; _func_enter_; if (_rtw_memcmp(zero_addr, addr, ETH_ALEN)){ pnetwork=NULL; goto exit; } //_enter_critical_bh(&scanned_queue->lock, &irqL); phead = get_list_head(scanned_queue); plist = get_next(phead); while (plist != phead) { pnetwork = LIST_CONTAINOR(plist, struct wlan_network ,list); if (_rtw_memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN) == true) break; plist = get_next(plist); } if (plist == phead) pnetwork = NULL; //_exit_critical_bh(&scanned_queue->lock, &irqL); exit: _func_exit_; return pnetwork; } void _rtw_free_network_queue(_adapter *padapter, u8 isfreeall) { _irqL irqL; _list *phead, *plist; struct wlan_network *pnetwork; struct mlme_priv* pmlmepriv = &padapter->mlmepriv; _queue *scanned_queue = &pmlmepriv->scanned_queue; _func_enter_; _enter_critical_bh(&scanned_queue->lock, &irqL); phead = get_list_head(scanned_queue); plist = get_next(phead); while (rtw_end_of_queue_search(phead, plist) == false) { pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); plist = get_next(plist); _rtw_free_network(pmlmepriv,pnetwork, isfreeall); } _exit_critical_bh(&scanned_queue->lock, &irqL); _func_exit_; } sint rtw_if_up(_adapter *padapter) { sint res; _func_enter_; if ( padapter->bDriverStopped || padapter->bSurpriseRemoved || (check_fwstate(&padapter->mlmepriv, _FW_LINKED)== false)){ RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved)); res=false; } else res= true; _func_exit_; return res; } void rtw_generate_random_ibss(u8* pibss) { u32 curtime = rtw_get_current_time(); _func_enter_; pibss[0] = 0x02; //in ad-hoc mode bit1 must set to 1 pibss[1] = 0x11; pibss[2] = 0x87; pibss[3] = (u8)(curtime & 0xff) ;//p[0]; pibss[4] = (u8)((curtime>>8) & 0xff) ;//p[1]; pibss[5] = (u8)((curtime>>16) & 0xff) ;//p[2]; _func_exit_; return; } u8 *rtw_get_capability_from_ie(u8 *ie) { return (ie + 8 + 2); } u16 rtw_get_capability(WLAN_BSSID_EX *bss) { __le16 val; _func_enter_; _rtw_memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2); _func_exit_; return le16_to_cpu(val); } u8 *rtw_get_timestampe_from_ie(u8 *ie) { return (ie + 0); } u8 *rtw_get_beacon_interval_from_ie(u8 *ie) { return (ie + 8); } int rtw_init_mlme_priv (_adapter *padapter)//(struct mlme_priv *pmlmepriv) { int res; _func_enter_; res = _rtw_init_mlme_priv(padapter);// (pmlmepriv); _func_exit_; return res; } void rtw_free_mlme_priv (struct mlme_priv *pmlmepriv) { _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_mlme_priv\n")); _rtw_free_mlme_priv (pmlmepriv); _func_exit_; } int rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork); int rtw_enqueue_network(_queue *queue, struct wlan_network *pnetwork) { int res; _func_enter_; res = _rtw_enqueue_network(queue, pnetwork); _func_exit_; return res; } #ifndef PLATFORM_FREEBSD //Baron static struct wlan_network *rtw_dequeue_network(_queue *queue) { struct wlan_network *pnetwork; _func_enter_; pnetwork = _rtw_dequeue_network(queue); _func_exit_; return pnetwork; } #endif //PLATFORM_FREEBSD struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv ); struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv )//(_queue *free_queue) { struct wlan_network *pnetwork; _func_enter_; pnetwork = _rtw_alloc_network(pmlmepriv); _func_exit_; return pnetwork; } void rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 is_freeall); void rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 is_freeall)//(struct wlan_network *pnetwork, _queue *free_queue) { _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); _rtw_free_network(pmlmepriv, pnetwork, is_freeall); _func_exit_; } void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork ); void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork ) { _func_enter_; //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_network==> ssid = %s\n\n" , pnetwork->network.Ssid.Ssid)); _rtw_free_network_nolock(pmlmepriv, pnetwork); _func_exit_; } void rtw_free_network_queue(_adapter* dev, u8 isfreeall) { _func_enter_; _rtw_free_network_queue(dev, isfreeall); _func_exit_; } /* return the wlan_network with the matching addr Shall be calle under atomic context... to avoid possible racing condition... */ struct wlan_network *rtw_find_network(_queue *scanned_queue, u8 *addr) { struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr); return pnetwork; } int rtw_is_same_ibss(_adapter *adapter, struct wlan_network *pnetwork) { int ret=true; struct security_priv *psecuritypriv = &adapter->securitypriv; if ( (psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_ ) && ( pnetwork->network.Privacy == 0 ) ) { ret=false; } else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_ ) && ( pnetwork->network.Privacy == 1 ) ) { ret=false; } else { ret=true; } return ret; } inline int is_same_ess(WLAN_BSSID_EX *a, WLAN_BSSID_EX *b); inline int is_same_ess(WLAN_BSSID_EX *a, WLAN_BSSID_EX *b) { //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("(%s,%d)(%s,%d)\n", // a->Ssid.Ssid,a->Ssid.SsidLength,b->Ssid.Ssid,b->Ssid.SsidLength)); return (a->Ssid.SsidLength == b->Ssid.SsidLength) && _rtw_memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength)==true; } int is_same_network(WLAN_BSSID_EX *src, WLAN_BSSID_EX *dst) { u16 s_cap, d_cap; __le16 le_scap, le_dcap; _func_enter_; _rtw_memcpy((u8 *)&le_scap, rtw_get_capability_from_ie(src->IEs), 2); _rtw_memcpy((u8 *)&le_dcap, rtw_get_capability_from_ie(dst->IEs), 2); s_cap = le16_to_cpu(le_scap); d_cap = le16_to_cpu(le_dcap); _func_exit_; return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) && ( (_rtw_memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN)) == true) && ( (_rtw_memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength)) == true) && ((s_cap & WLAN_CAPABILITY_IBSS) == (d_cap & WLAN_CAPABILITY_IBSS)) && ((s_cap & WLAN_CAPABILITY_BSS) == (d_cap & WLAN_CAPABILITY_BSS))); } struct wlan_network * rtw_get_oldest_wlan_network(_queue *scanned_queue) { _list *plist, *phead; struct wlan_network *pwlan = NULL; struct wlan_network *oldest = NULL; _func_enter_; phead = get_list_head(scanned_queue); plist = get_next(phead); while (1) { if (rtw_end_of_queue_search(phead,plist)== true) break; pwlan= LIST_CONTAINOR(plist, struct wlan_network, list); if (pwlan->fixed!=true) { if (oldest == NULL ||time_after(oldest->last_scanned, pwlan->last_scanned)) oldest = pwlan; } plist = get_next(plist); } _func_exit_; return oldest; } void update_network(WLAN_BSSID_EX *dst, WLAN_BSSID_EX *src, _adapter * padapter, bool update_ie) { u8 ss_ori = dst->PhyInfo.SignalStrength; u8 sq_ori = dst->PhyInfo.SignalQuality; long rssi_ori = dst->Rssi; u8 ss_smp = src->PhyInfo.SignalStrength; u8 sq_smp = src->PhyInfo.SignalQuality; long rssi_smp = src->Rssi; u8 ss_final; u8 sq_final; long rssi_final; _func_enter_; #ifdef CONFIG_ANTENNA_DIVERSITY rtw_hal_antdiv_rssi_compared(padapter, dst, src); //this will update src.Rssi, need consider again #endif #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) { DBG_88E("%s %s(%pm, ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n" , __func__ , src->Ssid.Ssid, src->MacAddress, src->Configuration.DSConfig ,ss_ori, sq_ori, rssi_ori ,ss_smp, sq_smp, rssi_smp ); } #endif /* The rule below is 1/5 for sample value, 4/5 for history value */ if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src)) { /* Take the recvpriv's value for the connected AP*/ ss_final = padapter->recvpriv.signal_strength; sq_final = padapter->recvpriv.signal_qual; /* the rssi value here is undecorated, and will be used for antenna diversity */ if (sq_smp != 101) /* from the right channel */ rssi_final = (src->Rssi+dst->Rssi*4)/5; else rssi_final = rssi_ori; } else { if (sq_smp != 101) { /* from the right channel */ ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5; sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5; rssi_final = (src->Rssi+dst->Rssi*4)/5; } else { /* bss info not receving from the right channel, use the original RX signal infos */ ss_final = dst->PhyInfo.SignalStrength; sq_final = dst->PhyInfo.SignalQuality; rssi_final = dst->Rssi; } } if (update_ie) _rtw_memcpy((u8 *)dst, (u8 *)src, get_WLAN_BSSID_EX_sz(src)); dst->PhyInfo.SignalStrength = ss_final; dst->PhyInfo.SignalQuality = sq_final; dst->Rssi = rssi_final; #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) { DBG_88E("%s %s(%pm SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n", __func__, dst->Ssid.Ssid, dst->MacAddress, dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi); } #endif _func_exit_; } static void update_current_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork) { struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); _func_enter_; #ifdef PLATFORM_OS_XP if ((unsigned long)(&(pmlmepriv->cur_network.network)) < 0x7ffffff) { KeBugCheckEx(0x87111c1c, (ULONG_PTR)(&(pmlmepriv->cur_network.network)), 0, 0,0); } #endif if ( (check_fwstate(pmlmepriv, _FW_LINKED)== true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork))) { update_network(&(pmlmepriv->cur_network.network), pnetwork,adapter, true); rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof (NDIS_802_11_FIXED_IEs), pmlmepriv->cur_network.network.IELength); } _func_exit_; } /* Caller must hold pmlmepriv->lock first. */ void rtw_update_scanned_network(_adapter *adapter, WLAN_BSSID_EX *target) { _irqL irqL; _list *plist, *phead; ULONG bssid_ex_sz; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); _queue *queue = &(pmlmepriv->scanned_queue); struct wlan_network *pnetwork = NULL; struct wlan_network *oldest = NULL; _func_enter_; _enter_critical_bh(&queue->lock, &irqL); phead = get_list_head(queue); plist = get_next(phead); while (1) { if (rtw_end_of_queue_search(phead,plist)== true) break; pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); if ((unsigned long)(pnetwork) < 0x7ffffff) { #ifdef PLATFORM_OS_XP KeBugCheckEx(0x87111c1c, (ULONG_PTR)pnetwork, 0, 0,0); #endif } if (is_same_network(&(pnetwork->network), target)) break; if ((oldest == ((struct wlan_network *)0)) || time_after(oldest->last_scanned, pnetwork->last_scanned)) oldest = pnetwork; plist = get_next(plist); } /* If we didn't find a match, then get a new network slot to initialize * with this beacon's information */ if (rtw_end_of_queue_search(phead,plist)== true) { if (_rtw_queue_empty(&(pmlmepriv->free_bss_pool)) == true) { /* If there are no more slots, expire the oldest */ //list_del_init(&oldest->list); pnetwork = oldest; #ifdef CONFIG_ANTENNA_DIVERSITY //target->PhyInfo.Optimum_antenna = pHalData->CurAntenna;//optimum_antenna=>For antenna diversity rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna)); #endif _rtw_memcpy(&(pnetwork->network), target, get_WLAN_BSSID_EX_sz(target)); //pnetwork->last_scanned = rtw_get_current_time(); // variable initialize pnetwork->fixed = false; pnetwork->last_scanned = rtw_get_current_time(); pnetwork->network_type = 0; pnetwork->aid=0; pnetwork->join_res=0; /* bss info not receving from the right channel */ if (pnetwork->network.PhyInfo.SignalQuality == 101) pnetwork->network.PhyInfo.SignalQuality = 0; } else { /* Otherwise just pull from the free list */ pnetwork = rtw_alloc_network(pmlmepriv); // will update scan_time if (pnetwork==NULL){ RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n\nsomething wrong here\n\n\n")); goto exit; } bssid_ex_sz = get_WLAN_BSSID_EX_sz(target); target->Length = bssid_ex_sz; #ifdef CONFIG_ANTENNA_DIVERSITY //target->PhyInfo.Optimum_antenna = pHalData->CurAntenna; rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(target->PhyInfo.Optimum_antenna)); #endif _rtw_memcpy(&(pnetwork->network), target, bssid_ex_sz ); pnetwork->last_scanned = rtw_get_current_time(); /* bss info not receving from the right channel */ if (pnetwork->network.PhyInfo.SignalQuality == 101) pnetwork->network.PhyInfo.SignalQuality = 0; rtw_list_insert_tail(&(pnetwork->list),&(queue->queue)); } } else { /* we have an entry and we are going to update it. But this entry may * be already expired. In this case we do the same as we found a new * net and call the new_net handler */ bool update_ie = true; pnetwork->last_scanned = rtw_get_current_time(); //target.Reserved[0]==1, means that scaned network is a bcn frame. if ((pnetwork->network.IELength>target->IELength) && (target->Reserved[0]==1)) update_ie = false; update_network(&(pnetwork->network), target,adapter, update_ie); } exit: _exit_critical_bh(&queue->lock, &irqL); _func_exit_; } void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork); void rtw_add_network(_adapter *adapter, WLAN_BSSID_EX *pnetwork) { _irqL irqL; struct mlme_priv *pmlmepriv = &(((_adapter *)adapter)->mlmepriv); //_queue *queue = &(pmlmepriv->scanned_queue); _func_enter_; //_enter_critical_bh(&queue->lock, &irqL); #if defined(CONFIG_P2P) && defined(CONFIG_P2P_REMOVE_GROUP_INFO) rtw_WLAN_BSSID_EX_remove_p2p_attr(pnetwork, P2P_ATTR_GROUP_INFO); #endif update_current_network(adapter, pnetwork); rtw_update_scanned_network(adapter, pnetwork); //_exit_critical_bh(&queue->lock, &irqL); _func_exit_; } //select the desired network based on the capability of the (i)bss. // check items: (1) security // (2) network_type // (3) WMM // (4) HT // (5) others int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork); int rtw_is_desired_network(_adapter *adapter, struct wlan_network *pnetwork) { struct security_priv *psecuritypriv = &adapter->securitypriv; struct mlme_priv *pmlmepriv = &adapter->mlmepriv; u32 desired_encmode; u32 privacy; //u8 wps_ie[512]; uint wps_ielen; int bselected = true; desired_encmode = psecuritypriv->ndisencryptstatus; privacy = pnetwork->network.Privacy; if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) { if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen)!=NULL) { return true; } else { return false; } } if (adapter->registrypriv.wifi_spec == 1) //for correct flow of 8021X to do.... { if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0)) bselected = false; } if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) { DBG_88E("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy); bselected = false; } if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) { if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode) bselected = false; } return bselected; } /* TODO: Perry : For Power Management */ void rtw_atimdone_event_callback(_adapter *adapter , u8 *pbuf) { _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("receive atimdone_evet\n")); _func_exit_; return; } void rtw_survey_event_callback(_adapter *adapter, u8 *pbuf) { _irqL irqL; u32 len; WLAN_BSSID_EX *pnetwork; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); _func_enter_; pnetwork = (WLAN_BSSID_EX *)pbuf; RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_survey_event_callback, ssid=%s\n", pnetwork->Ssid.Ssid)); #ifdef CONFIG_RTL8712 //endian_convert pnetwork->Length = le32_to_cpu(pnetwork->Length); pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength); pnetwork->Privacy =le32_to_cpu( pnetwork->Privacy); pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi); pnetwork->NetworkTypeInUse =le32_to_cpu(pnetwork->NetworkTypeInUse); pnetwork->Configuration.ATIMWindow = le32_to_cpu(pnetwork->Configuration.ATIMWindow); pnetwork->Configuration.BeaconPeriod = le32_to_cpu(pnetwork->Configuration.BeaconPeriod); pnetwork->Configuration.DSConfig =le32_to_cpu(pnetwork->Configuration.DSConfig); pnetwork->Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime); pnetwork->Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern); pnetwork->Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet); pnetwork->Configuration.FHConfig.Length=le32_to_cpu(pnetwork->Configuration.FHConfig.Length); pnetwork->Configuration.Length = le32_to_cpu(pnetwork->Configuration.Length); pnetwork->InfrastructureMode = le32_to_cpu(pnetwork->InfrastructureMode); pnetwork->IELength = le32_to_cpu(pnetwork->IELength); #endif len = get_WLAN_BSSID_EX_sz(pnetwork); if (len > (sizeof(WLAN_BSSID_EX))) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n ****rtw_survey_event_callback: return a wrong bss ***\n")); return; } _enter_critical_bh(&pmlmepriv->lock, &irqL); // update IBSS_network 's timestamp if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) { //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"rtw_survey_event_callback : WIFI_ADHOC_MASTER_STATE\n\n"); if (_rtw_memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) { struct wlan_network* ibss_wlan = NULL; _irqL irqL; _rtw_memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8); _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress); if (ibss_wlan) { _rtw_memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto exit; } _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); } } // lock pmlmepriv->lock when you accessing network_q if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) { if ( pnetwork->Ssid.Ssid[0] == 0 ) { pnetwork->Ssid.SsidLength = 0; } rtw_add_network(adapter, pnetwork); } exit: _exit_critical_bh(&pmlmepriv->lock, &irqL); _func_exit_; return; } void rtw_surveydone_event_callback(_adapter *adapter, u8 *pbuf) { _irqL irqL; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); #ifdef CONFIG_MLME_EXT mlmeext_surveydone_event_callback(adapter); #endif _func_enter_; _enter_critical_bh(&pmlmepriv->lock, &irqL); if (pmlmepriv->wps_probe_req_ie) { u32 free_len = pmlmepriv->wps_probe_req_ie_len; pmlmepriv->wps_probe_req_ie_len = 0; rtw_mfree(pmlmepriv->wps_probe_req_ie, free_len); pmlmepriv->wps_probe_req_ie = NULL; } RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv))); if (check_fwstate(pmlmepriv,_FW_UNDER_SURVEY)) { u8 timer_cancelled; _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled); _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); } else { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv))); } #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS rtw_set_signal_stat_timer(&adapter->recvpriv); #endif if (pmlmepriv->to_join == true) { if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true) ) { if (check_fwstate(pmlmepriv, _FW_LINKED)==false) { set_fwstate(pmlmepriv, _FW_UNDER_LINKING); if (rtw_select_and_join_from_scanned_queue(pmlmepriv)==_SUCCESS) { _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT ); } else { WLAN_BSSID_EX *pdev_network = &(adapter->registrypriv.dev_network); u8 *pibss = adapter->registrypriv.dev_network.MacAddress; //pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;//because don't set assoc_timer _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("switching to adhoc master\n")); _rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID)); _rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID)); rtw_update_registrypriv_dev_network(adapter); rtw_generate_random_ibss(pibss); pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE; if (rtw_createbss_cmd(adapter)!=_SUCCESS) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error=>rtw_createbss_cmd status FAIL\n")); } pmlmepriv->to_join = false; } } } else { int s_ret; set_fwstate(pmlmepriv, _FW_UNDER_LINKING); pmlmepriv->to_join = false; if (_SUCCESS == (s_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv))) { _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT); } else if (s_ret == 2)//there is no need to wait for join { _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); rtw_indicate_connect(adapter); } else { #ifdef CONFIG_LAYER2_ROAMING DBG_88E("try_to_join, but select scanning queue fail, to_roaming:%d\n", pmlmepriv->to_roaming); #else DBG_88E("try_to_join, but select scanning queue fail\n"); #endif #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming!=0) { if ( --pmlmepriv->to_roaming == 0 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0) ) { pmlmepriv->to_roaming = 0; rtw_free_assoc_resources(adapter, 1); rtw_indicate_disconnect(adapter); } else { pmlmepriv->to_join = true; } } #endif _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); } } } indicate_wx_scan_complete_event(adapter); //DBG_88E("scan complete in %dms\n",rtw_get_passing_time_ms(pmlmepriv->scan_start_time)); _exit_critical_bh(&pmlmepriv->lock, &irqL); #ifdef CONFIG_P2P_PS if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { p2p_ps_wk_cmd(adapter, P2P_PS_SCAN_DONE, 0); } #endif // CONFIG_P2P_PS rtw_os_xmit_schedule(adapter); #ifdef CONFIG_CONCURRENT_MODE rtw_os_xmit_schedule(adapter->pbuddy_adapter); #endif #ifdef CONFIG_DUALMAC_CONCURRENT dc_resume_xmit(adapter); #endif #ifdef CONFIG_DRVEXT_MODULE_WSC drvext_surveydone_callback(&adapter->drvextpriv); #endif #ifdef DBG_CONFIG_ERROR_DETECT { struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; if (pmlmeext->sitesurvey_res.bss_cnt == 0){ rtw_hal_sreset_reset(adapter); } } #endif #ifdef CONFIG_IOCTL_CFG80211 rtw_cfg80211_surveydone_event_callback(adapter); #endif //CONFIG_IOCTL_CFG80211 _func_exit_; } void rtw_dummy_event_callback(_adapter *adapter , u8 *pbuf) { } void rtw_fwdbg_event_callback(_adapter *adapter , u8 *pbuf) { } static void free_scanqueue(struct mlme_priv *pmlmepriv) { _irqL irqL, irqL0; _queue *free_queue = &pmlmepriv->free_bss_pool; _queue *scan_queue = &pmlmepriv->scanned_queue; _list *plist, *phead, *ptemp; _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n")); _enter_critical_bh(&scan_queue->lock, &irqL0); _enter_critical_bh(&free_queue->lock, &irqL); phead = get_list_head(scan_queue); plist = get_next(phead); while (plist != phead) { ptemp = get_next(plist); rtw_list_delete(plist); rtw_list_insert_tail(plist, &free_queue->queue); plist =ptemp; pmlmepriv->num_of_scanned --; } _exit_critical_bh(&free_queue->lock, &irqL); _exit_critical_bh(&scan_queue->lock, &irqL0); _func_exit_; } /* *rtw_free_assoc_resources: the caller has to lock pmlmepriv->lock */ void rtw_free_assoc_resources(_adapter *adapter, int lock_scanned_queue) { _irqL irqL; struct wlan_network* pwlan = NULL; struct mlme_priv *pmlmepriv = &adapter->mlmepriv; struct sta_priv *pstapriv = &adapter->stapriv; struct wlan_network *tgt_network = &pmlmepriv->cur_network; #ifdef CONFIG_TDLS struct tdls_info *ptdlsinfo = &adapter->tdlsinfo; #endif //CONFIG_TDLS _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n")); RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress=%pM ssid=%s\n", tgt_network->network.MacAddress, tgt_network->network.Ssid.Ssid)); if (check_fwstate( pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) { struct sta_info* psta; psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress); #ifdef CONFIG_TDLS if (ptdlsinfo->setup_state != TDLS_STATE_NONE) { rtw_tdls_cmd(adapter, myid(&(adapter->eeprompriv)), TDLS_RS_RCR); rtw_reset_tdls_info(adapter); rtw_free_all_stainfo(adapter); } else #endif //CONFIG_TDLS { _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); rtw_free_stainfo(adapter, psta); _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL); } } if (check_fwstate( pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) { struct sta_info* psta; rtw_free_all_stainfo(adapter); psta = rtw_get_bcmc_stainfo(adapter); _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); rtw_free_stainfo(adapter, psta); _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL); rtw_init_bcmc_stainfo(adapter); } if (lock_scanned_queue) _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); if (pwlan) pwlan->fixed = false; else RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_assoc_resources : pwlan== NULL\n\n")); if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) && (adapter->stapriv.asoc_sta_count== 1))) rtw_free_network_nolock(pmlmepriv, pwlan); if (lock_scanned_queue) _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); pmlmepriv->key_mask = 0; _func_exit_; } /* *rtw_indicate_connect: the caller has to lock pmlmepriv->lock */ void rtw_indicate_connect(_adapter *padapter) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n")); pmlmepriv->to_join = false; if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { #ifdef CONFIG_SW_ANTENNA_DIVERSITY rtw_hal_set_hwreg(padapter, HW_VAR_ANTENNA_DIVERSITY_LINK, 0); #endif set_fwstate(pmlmepriv, _FW_LINKED); rtw_led_control(padapter, LED_CTL_LINK); #ifdef CONFIG_DRVEXT_MODULE if (padapter->drvextpriv.enable_wpa) { indicate_l2_connect(padapter); } else #endif { rtw_os_indicate_connect(padapter); } } #ifdef CONFIG_LAYER2_ROAMING pmlmepriv->to_roaming=0; #endif rtw_set_scan_deny(padapter, 3000); RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state=0x%08x\n", get_fwstate(pmlmepriv))); _func_exit_; } /* *rtw_indicate_disconnect: the caller has to lock pmlmepriv->lock */ void rtw_indicate_disconnect( _adapter *padapter ) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); WLAN_BSSID_EX *cur_network = &(pmlmeinfo->network); struct sta_info *psta; struct sta_priv *pstapriv = &padapter->stapriv; _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n")); _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS); //DBG_88E("clear wps when %s\n", __func__); #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming > 0) _clr_fwstate_(pmlmepriv, _FW_LINKED); #endif #ifdef CONFIG_WAPI_SUPPORT psta = rtw_get_stainfo(pstapriv,cur_network->MacAddress); if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { rtw_wapi_return_one_sta_info(padapter, psta->hwaddr); } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) { rtw_wapi_return_all_sta_info(padapter); } #endif if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) #ifdef CONFIG_LAYER2_ROAMING || (pmlmepriv->to_roaming<=0) #endif ) { rtw_os_indicate_disconnect(padapter); _clr_fwstate_(pmlmepriv, _FW_LINKED); rtw_led_control(padapter, LED_CTL_NO_LINK); rtw_clear_scan_deny(padapter); } #ifdef CONFIG_P2P_PS p2p_ps_wk_cmd(padapter, P2P_PS_DISABLE, 1); #endif // CONFIG_P2P_PS #ifdef CONFIG_LPS #ifdef CONFIG_WOWLAN if (padapter->pwrctrlpriv.wowlan_mode==false) #endif //CONFIG_WOWLAN rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1); #endif _func_exit_; } inline void rtw_indicate_scan_done( _adapter *padapter, bool aborted) { rtw_os_indicate_scan_done(padapter, aborted); } void rtw_scan_abort(_adapter *adapter) { u32 cnt=0; u32 start; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv); start = rtw_get_current_time(); pmlmeext->scan_abort = true; while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) && rtw_get_passing_time_ms(start) <= 200) { if (adapter->bDriverStopped || adapter->bSurpriseRemoved) break; DBG_88E(FUNC_NDEV_FMT"fw_state=_FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev)); rtw_msleep_os(20); } if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) { if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved) DBG_88E(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev)); #ifdef CONFIG_PLATFORM_MSTAR_TITANIA12 //_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); set_survey_timer(pmlmeext, 0); _set_timer(&pmlmepriv->scan_to_timer, 50); #endif rtw_indicate_scan_done(adapter, true); } pmlmeext->scan_abort = false; } static struct sta_info *rtw_joinbss_update_stainfo(_adapter *padapter, struct wlan_network *pnetwork) { int i; struct sta_info *bmc_sta, *psta=NULL; struct recv_reorder_ctrl *preorder_ctrl; struct sta_priv *pstapriv = &padapter->stapriv; psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress); if (psta==NULL) { psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress); } if (psta) //update ptarget_sta { DBG_88E("%s\n", __func__); psta->aid = pnetwork->join_res; #ifdef CONFIG_CONCURRENT_MODE if (PRIMARY_ADAPTER == padapter->adapter_type) psta->mac_id=0; else psta->mac_id=2; #else psta->mac_id=0; #endif //sta mode rtw_hal_set_odm_var(padapter,HAL_ODM_STA_INFO,psta,true); //security related if (padapter->securitypriv.dot11AuthAlgrthm== dot11AuthAlgrthm_8021X) { padapter->securitypriv.binstallGrpkey=false; padapter->securitypriv.busetkipkey=false; padapter->securitypriv.bgrpkey_handshake=false; psta->ieee8021x_blocked=true; psta->dot118021XPrivacy=padapter->securitypriv.dot11PrivacyAlgrthm; _rtw_memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof (union Keytype)); _rtw_memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof (union Keytype)); _rtw_memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof (union Keytype)); _rtw_memset((u8 *)&psta->dot11txpn, 0, sizeof (union pn48)); _rtw_memset((u8 *)&psta->dot11rxpn, 0, sizeof (union pn48)); } // Commented by Albert 2012/07/21 // When doing the WPS, the wps_ie_len won't equal to 0 // And the Wi-Fi driver shouldn't allow the data packet to be tramsmitted. if ( padapter->securitypriv.wps_ie_len != 0 ) { psta->ieee8021x_blocked=true; padapter->securitypriv.wps_ie_len = 0; } //for A-MPDU Rx reordering buffer control for bmc_sta & sta_info //if A-MPDU Rx is enabled, reseting rx_ordering_ctrl wstart_b(indicate_seq) to default value=0xffff //todo: check if AP can send A-MPDU packets for (i=0; i < 16 ; i++) { //preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; preorder_ctrl = &psta->recvreorder_ctrl[i]; preorder_ctrl->enable = false; preorder_ctrl->indicate_seq = 0xffff; #ifdef DBG_RX_SEQ DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__, preorder_ctrl->indicate_seq); #endif preorder_ctrl->wend_b= 0xffff; preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32 } bmc_sta = rtw_get_bcmc_stainfo(padapter); if (bmc_sta) { for (i=0; i < 16 ; i++) { //preorder_ctrl = &precvpriv->recvreorder_ctrl[i]; preorder_ctrl = &bmc_sta->recvreorder_ctrl[i]; preorder_ctrl->enable = false; preorder_ctrl->indicate_seq = 0xffff; #ifdef DBG_RX_SEQ DBG_88E("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__, preorder_ctrl->indicate_seq); #endif preorder_ctrl->wend_b= 0xffff; preorder_ctrl->wsize_b = 64;//max_ampdu_sz;//ex. 32(kbytes) -> wsize_b=32 } } //misc. update_sta_info(padapter, psta); } return psta; } //pnetwork : returns from rtw_joinbss_event_callback //ptarget_wlan: found from scanned_queue static void rtw_joinbss_update_network(_adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork) { struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct wlan_network *cur_network = &(pmlmepriv->cur_network); DBG_88E("%s\n", __func__); RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\nfw_state:%x, BSSID:%pM\n", get_fwstate(pmlmepriv), pnetwork->network.MacAddress)); // why not use ptarget_wlan?? _rtw_memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length); // some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs cur_network->network.IELength = ptarget_wlan->network.IELength; _rtw_memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ); cur_network->aid = pnetwork->join_res; #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS rtw_set_signal_stat_timer(&padapter->recvpriv); #endif padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength; padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality; //the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength); #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1 DBG_88E("%s signal_strength:%3u, rssi:%3d, signal_qual:%3u" "\n" , __func__ , padapter->recvpriv.signal_strength , padapter->recvpriv.rssi , padapter->recvpriv.signal_qual ); #endif #ifdef CONFIG_NEW_SIGNAL_STAT_PROCESS rtw_set_signal_stat_timer(&padapter->recvpriv); #endif //update fw_state //will clr _FW_UNDER_LINKING here indirectly switch (pnetwork->network.InfrastructureMode) { case Ndis802_11Infrastructure: if (pmlmepriv->fw_state&WIFI_UNDER_WPS) pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS; else pmlmepriv->fw_state = WIFI_STATION_STATE; break; case Ndis802_11IBSS: pmlmepriv->fw_state = WIFI_ADHOC_STATE; break; default: pmlmepriv->fw_state = WIFI_NULL_STATE; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Invalid network_mode\n")); break; } rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof (NDIS_802_11_FIXED_IEs), (cur_network->network.IELength)); #ifdef CONFIG_80211N_HT rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength); #endif } //Notes: the fucntion could be > passive_level (the same context as Rx tasklet) //pnetwork : returns from rtw_joinbss_event_callback //ptarget_wlan: found from scanned_queue //if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. //if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. //if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan !=NULL). // //#define REJOIN void rtw_joinbss_event_prehandle(_adapter *adapter, u8 *pbuf) { _irqL irqL,irqL2; static u8 retry=0; u8 timer_cancelled; struct sta_info *ptarget_sta= NULL, *pcur_sta = NULL; struct sta_priv *pstapriv = &adapter->stapriv; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); struct wlan_network *pnetwork = (struct wlan_network *)pbuf; struct wlan_network *cur_network = &(pmlmepriv->cur_network); struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL; unsigned int the_same_macaddr = false; _func_enter_; #ifdef CONFIG_RTL8712 //endian_convert pnetwork->join_res = le32_to_cpu(pnetwork->join_res); pnetwork->network_type = le32_to_cpu(pnetwork->network_type); pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length); pnetwork->network.Ssid.SsidLength = le32_to_cpu(pnetwork->network.Ssid.SsidLength); pnetwork->network.Privacy =le32_to_cpu( pnetwork->network.Privacy); pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi); pnetwork->network.NetworkTypeInUse =le32_to_cpu(pnetwork->network.NetworkTypeInUse) ; pnetwork->network.Configuration.ATIMWindow = le32_to_cpu(pnetwork->network.Configuration.ATIMWindow); pnetwork->network.Configuration.BeaconPeriod = le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod); pnetwork->network.Configuration.DSConfig = le32_to_cpu(pnetwork->network.Configuration.DSConfig); pnetwork->network.Configuration.FHConfig.DwellTime=le32_to_cpu(pnetwork->network.Configuration.FHConfig.DwellTime); pnetwork->network.Configuration.FHConfig.HopPattern=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopPattern); pnetwork->network.Configuration.FHConfig.HopSet=le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet); pnetwork->network.Configuration.FHConfig.Length=le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length); pnetwork->network.Configuration.Length = le32_to_cpu(pnetwork->network.Configuration.Length); pnetwork->network.InfrastructureMode = le32_to_cpu(pnetwork->network.InfrastructureMode); pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength ); #endif RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("joinbss event call back received with res=%d\n", pnetwork->join_res)); rtw_get_encrypt_decrypt_from_registrypriv(adapter); if (pmlmepriv->assoc_ssid.SsidLength == 0) RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@ joinbss event call back for Any SSid\n")); else RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid)); the_same_macaddr = _rtw_memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN); pnetwork->network.Length = get_WLAN_BSSID_EX_sz(&pnetwork->network); if (pnetwork->network.Length > sizeof(WLAN_BSSID_EX)) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n")); goto ignore_nolock; } _enter_critical_bh(&pmlmepriv->lock, &irqL); RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n rtw_joinbss_event_callback !! _enter_critical\n")); if (pnetwork->join_res > 0) { _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); retry = 0; if (check_fwstate(pmlmepriv,_FW_UNDER_LINKING) ) { //s1. find ptarget_wlan if (check_fwstate(pmlmepriv, _FW_LINKED) ) { if (the_same_macaddr == true) { ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); } else { pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); if (pcur_wlan) pcur_wlan->fixed = false; pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress); if (pcur_sta){ _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); rtw_free_stainfo(adapter, pcur_sta); _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL2); } ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress); if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { if (ptarget_wlan) ptarget_wlan->fixed = true; } } } else { ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress); if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true){ if (ptarget_wlan) ptarget_wlan->fixed = true; } } //s2. update cur_network if (ptarget_wlan) { rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork); } else { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't find ptarget_wlan when joinbss_event callback\n")); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ignore_joinbss_callback; } //s3. find ptarget_sta & update ptarget_sta after update cur_network only for station mode if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork); if (ptarget_sta==NULL) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't update stainfo when joinbss_event callback\n")); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ignore_joinbss_callback; } } //s4. indicate connect if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { rtw_indicate_connect(adapter); } else { //adhoc mode will rtw_indicate_connect when rtw_stassoc_event_callback RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv))); } //s5. Cancle assoc_timer _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled); RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("Cancle assoc_timer\n")); } else { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv))); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ignore_joinbss_callback; } _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); } else if (pnetwork->join_res == -4) { rtw_reset_securitypriv(adapter); _set_timer(&pmlmepriv->assoc_timer, 1); if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("fail! clear _FW_UNDER_LINKING ^^^fw_state=%x\n", get_fwstate(pmlmepriv))); _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); } } else { //if join_res < 0 (join fails), then try again #ifdef REJOIN res = _FAIL; if (retry < 2) { res = rtw_select_and_join_from_scanned_queue(pmlmepriv); RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_select_and_join_from_scanned_queue again! res:%d\n",res)); } if (res == _SUCCESS) { //extend time of assoc_timer _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT); retry++; } else if (res == 2) { //there is no need to wait for join _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); rtw_indicate_connect(adapter); } else { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n")); #endif _set_timer(&pmlmepriv->assoc_timer, 1); _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); #ifdef REJOIN retry = 0; } #endif } ignore_joinbss_callback: _exit_critical_bh(&pmlmepriv->lock, &irqL); ignore_nolock: _func_exit_; } void rtw_joinbss_event_callback(_adapter *adapter, u8 *pbuf) { struct wlan_network *pnetwork = (struct wlan_network *)pbuf; _func_enter_; mlmeext_joinbss_event_callback(adapter, pnetwork->join_res); rtw_os_xmit_schedule(adapter); #ifdef CONFIG_CONCURRENT_MODE rtw_os_xmit_schedule(adapter->pbuddy_adapter); #endif #ifdef CONFIG_DUALMAC_CONCURRENT dc_resume_xmit(adapter); #endif _func_exit_; } static u8 search_max_mac_id(_adapter *padapter) { u8 mac_id, aid; #if (RATE_ADAPTIVE_SUPPORT==1) //for 88E RA struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); struct sta_priv *pstapriv = &padapter->stapriv; #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME) if (check_fwstate(pmlmepriv, WIFI_AP_STATE)){ for (aid = (pstapriv->max_num_sta); aid > 0; aid--) { if (pstapriv->sta_aid[aid-1] != NULL) break; } /* for (mac_id = (pstapriv->max_num_sta-1); mac_id >= 0; mac_id--) { if (pstapriv->sta_aid[mac_id] != NULL) break; } */ mac_id = aid + 1; } else #endif {//adhoc id = 31~2 for (mac_id = (NUM_STA-1); mac_id >= IBSS_START_MAC_ID ; mac_id--) { if (pmlmeinfo->FW_sta_info[mac_id].status == 1) { break; } } } #endif return mac_id; } //FOR AP ,AD-HOC mode void rtw_stassoc_hw_rpt(_adapter *adapter,struct sta_info *psta) { u16 media_status; if (psta==NULL) return; #if (RATE_ADAPTIVE_SUPPORT==1) //for 88E RA { u8 macid = search_max_mac_id(adapter); rtw_hal_set_hwreg(adapter,HW_VAR_TX_RPT_MAX_MACID, (u8*)&macid); } #endif media_status = (psta->mac_id<<8)|1; // MACID|OPMODE:1 connect rtw_hal_set_hwreg(adapter,HW_VAR_H2C_MEDIA_STATUS_RPT,(u8 *)&media_status); } void rtw_stassoc_event_callback(_adapter *adapter, u8 *pbuf) { _irqL irqL; struct sta_info *psta; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); struct stassoc_event *pstassoc = (struct stassoc_event*)pbuf; struct wlan_network *cur_network = &(pmlmepriv->cur_network); struct wlan_network *ptarget_wlan = NULL; _func_enter_; if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false) return; #if defined (CONFIG_AP_MODE) && defined (CONFIG_NATIVEAP_MLME) if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr); if (psta) { #ifdef CONFIG_IOCTL_CFG80211 #ifdef COMPAT_KERNEL_RELEASE #elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) u8 *passoc_req = NULL; u32 assoc_req_len; _enter_critical_bh(&psta->lock, &irqL); if (psta->passoc_req && psta->assoc_req_len>0) { passoc_req = rtw_zmalloc(psta->assoc_req_len); if (passoc_req) { assoc_req_len = psta->assoc_req_len; _rtw_memcpy(passoc_req, psta->passoc_req, assoc_req_len); _rtw_mfree(psta->passoc_req , psta->assoc_req_len); psta->passoc_req = NULL; psta->assoc_req_len = 0; } } _exit_critical_bh(&psta->lock, &irqL); if (passoc_req && assoc_req_len>0) { rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len); _rtw_mfree(passoc_req, assoc_req_len); } #endif //(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) #endif //CONFIG_IOCTL_CFG80211 //bss_cap_update_on_sta_join(adapter, psta); //sta_info_update(adapter, psta); ap_sta_info_defer_update(adapter, psta); rtw_stassoc_hw_rpt(adapter,psta); } goto exit; } #endif //for AD-HOC mode psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr); if ( psta != NULL) { //the sta have been in sta_info_queue => do nothing RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n")); goto exit; //(between drv has received this event before and fw have not yet to set key to CAM_ENTRY) } psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr); if (psta == NULL) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't alloc sta_info when rtw_stassoc_event_callback\n")); goto exit; } //to do : init sta_info variable psta->qos_option = 0; psta->mac_id = (uint)pstassoc->cam_id; //psta->aid = (uint)pstassoc->cam_id; DBG_88E("%s\n",__func__); //for ad-hoc mode rtw_hal_set_odm_var(adapter,HAL_ODM_STA_INFO,psta,true); rtw_stassoc_hw_rpt(adapter,psta); if (adapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X) psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm; psta->ieee8021x_blocked = false; _enter_critical_bh(&pmlmepriv->lock, &irqL); if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==true ) || (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true ) ) { if (adapter->stapriv.asoc_sta_count== 2) { _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); if (ptarget_wlan) ptarget_wlan->fixed = true; _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); // a sta + bc/mc_stainfo (not Ibss_stainfo) rtw_indicate_connect(adapter); } } _exit_critical_bh(&pmlmepriv->lock, &irqL); mlmeext_sta_add_event_callback(adapter, psta); #ifdef CONFIG_RTL8711 //submit SetStaKey_cmd to tell fw, fw will allocate an CAM entry for this sta rtw_setstakey_cmd(adapter, (unsigned char*)psta, false); #endif exit: _func_exit_; } void rtw_stadel_event_callback(_adapter *adapter, u8 *pbuf) { _irqL irqL,irqL2; int mac_id=-1; struct sta_info *psta; struct wlan_network* pwlan = NULL; WLAN_BSSID_EX *pdev_network=NULL; u8* pibss = NULL; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); struct stadel_event *pstadel = (struct stadel_event*)pbuf; struct sta_priv *pstapriv = &adapter->stapriv; struct wlan_network *tgt_network = &(pmlmepriv->cur_network); _func_enter_; psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr); if (psta) mac_id = psta->mac_id; else mac_id = pstadel->mac_id; DBG_88E("%s(mac_id=%d)= %pM\n", __func__, mac_id, pstadel->macaddr); if (mac_id>=0){ u16 media_status; media_status = (mac_id<<8)|0; // MACID|OPMODE:0 means disconnect //for STA,AP,ADHOC mode, report disconnect stauts to FW rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status); } if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { #ifdef CONFIG_IOCTL_CFG80211 #ifdef COMPAT_KERNEL_RELEASE #elif (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) rtw_cfg80211_indicate_sta_disassoc(adapter, pstadel->macaddr, *(u16*)pstadel->rsvd); #endif //(LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37)) || defined(CONFIG_CFG80211_FORCE_COMPATIBLE_2_6_37_UNDER) #endif //CONFIG_IOCTL_CFG80211 return; } mlmeext_sta_del_event_callback(adapter); _enter_critical_bh(&pmlmepriv->lock, &irqL2); if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) ) { #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming > 0) pmlmepriv->to_roaming--; // this stadel_event is caused by roaming, decrease to_roaming else if (pmlmepriv->to_roaming ==0) pmlmepriv->to_roaming= adapter->registrypriv.max_roaming_times; if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK) pmlmepriv->to_roaming=0; // don't roam #endif //CONFIG_LAYER2_ROAMING rtw_free_uc_swdec_pending_queue(adapter); rtw_free_assoc_resources(adapter, 1); rtw_indicate_disconnect(adapter); _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); // remove the network entry in scanned_queue pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); if (pwlan) { pwlan->fixed = false; rtw_free_network_nolock(pmlmepriv, pwlan); } _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); #ifdef CONFIG_LAYER2_ROAMING _rtw_roaming(adapter, tgt_network); #endif //CONFIG_LAYER2_ROAMING } if ( check_fwstate(pmlmepriv,WIFI_ADHOC_MASTER_STATE) || check_fwstate(pmlmepriv,WIFI_ADHOC_STATE)) { _enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL); rtw_free_stainfo(adapter, psta); _exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL); if (adapter->stapriv.asoc_sta_count== 1) //a sta + bc/mc_stainfo (not Ibss_stainfo) { //rtw_indicate_disconnect(adapter);//removed@20091105 _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); //free old ibss network //pwlan = rtw_find_network(&pmlmepriv->scanned_queue, pstadel->macaddr); pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); if (pwlan) { pwlan->fixed = false; rtw_free_network_nolock(pmlmepriv, pwlan); } _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); //re-create ibss pdev_network = &(adapter->registrypriv.dev_network); pibss = adapter->registrypriv.dev_network.MacAddress; _rtw_memcpy(pdev_network, &tgt_network->network, get_WLAN_BSSID_EX_sz(&tgt_network->network)); _rtw_memset(&pdev_network->Ssid, 0, sizeof(NDIS_802_11_SSID)); _rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(NDIS_802_11_SSID)); rtw_update_registrypriv_dev_network(adapter); rtw_generate_random_ibss(pibss); if (check_fwstate(pmlmepriv,WIFI_ADHOC_STATE)) { set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE); _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE); } if (rtw_createbss_cmd(adapter)!=_SUCCESS) { RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("***Error=>stadel_event_callback: rtw_createbss_cmd status FAIL***\n ")); } } } _exit_critical_bh(&pmlmepriv->lock, &irqL2); _func_exit_; } void rtw_cpwm_event_callback(PADAPTER padapter, u8 *pbuf) { #ifdef CONFIG_LPS_LCLK struct reportpwrstate_parm *preportpwrstate; #endif _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("+rtw_cpwm_event_callback !!!\n")); #ifdef CONFIG_LPS_LCLK preportpwrstate = (struct reportpwrstate_parm*)pbuf; preportpwrstate->state |= (u8)(padapter->pwrctrlpriv.cpwm_tog + 0x80); cpwm_int_hdl(padapter, preportpwrstate); #endif _func_exit_; } /* * _rtw_join_timeout_handler - Timeout/faliure handler for CMD JoinBss * @adapter: pointer to _adapter structure */ void _rtw_join_timeout_handler (_adapter *adapter) { _irqL irqL; struct mlme_priv *pmlmepriv = &adapter->mlmepriv; #ifdef CONFIG_LAYER2_ROAMING int do_join_r; #endif //CONFIG_LAYER2_ROAMING _func_enter_; #ifdef PLATFORM_FREEBSD rtw_mtx_lock(NULL); if (callout_pending(&adapter->mlmepriv.assoc_timer.callout)) { /* callout was reset */ //mtx_unlock(&sc->sc_mtx); rtw_mtx_unlock(NULL); return; } if (!callout_active(&adapter->mlmepriv.assoc_timer.callout)) { /* callout was stopped */ //mtx_unlock(&sc->sc_mtx); rtw_mtx_unlock(NULL); return; } callout_deactivate(&adapter->mlmepriv.assoc_timer.callout); #endif DBG_88E("%s, fw_state=%x\n", __func__, get_fwstate(pmlmepriv)); if (adapter->bDriverStopped ||adapter->bSurpriseRemoved) return; _enter_critical_bh(&pmlmepriv->lock, &irqL); #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming>0) { // join timeout caused by roaming while (1) { pmlmepriv->to_roaming--; if (pmlmepriv->to_roaming!=0) { //try another , DBG_88E("%s try another roaming\n", __func__); if ( _SUCCESS!=(do_join_r=rtw_do_join(adapter)) ) { DBG_88E("%s roaming do_join return %d\n", __func__ ,do_join_r); continue; } break; } else { DBG_88E("%s We've try roaming but fail\n", __func__); rtw_indicate_disconnect(adapter); break; } } } else #endif { rtw_indicate_disconnect(adapter); free_scanqueue(pmlmepriv);//??? } _exit_critical_bh(&pmlmepriv->lock, &irqL); #ifdef CONFIG_DRVEXT_MODULE_WSC drvext_assoc_fail_indicate(&adapter->drvextpriv); #endif #ifdef PLATFORM_FREEBSD rtw_mtx_unlock(NULL); #endif _func_exit_; } /* * rtw_scan_timeout_handler - Timeout/Faliure handler for CMD SiteSurvey * @adapter: pointer to _adapter structure */ void rtw_scan_timeout_handler (_adapter *adapter) { _irqL irqL; struct mlme_priv *pmlmepriv = &adapter->mlmepriv; DBG_88E(FUNC_ADPT_FMT" fw_state=%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv)); _enter_critical_bh(&pmlmepriv->lock, &irqL); _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); _exit_critical_bh(&pmlmepriv->lock, &irqL); rtw_indicate_scan_done(adapter, true); } static void rtw_auto_scan_handler(_adapter *padapter) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct pwrctrl_priv *pwrctrlpriv = &padapter->pwrctrlpriv; //auto site survey per 60sec if (pmlmepriv->scan_interval >0) { pmlmepriv->scan_interval--; if (pmlmepriv->scan_interval==0) { /* if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) { DBG_88E("exit %s when _FW_UNDER_SURVEY|_FW_UNDER_LINKING ->\n", __func__); return; } if (pmlmepriv->sitesurveyctrl.traffic_busy == true) { DBG_88E("%s exit cause traffic_busy(%x)\n",__func__, pmlmepriv->sitesurveyctrl.traffic_busy); return; } */ #ifdef CONFIG_CONCURRENT_MODE if (rtw_buddy_adapter_up(padapter)) { if ((check_buddy_fwstate(padapter, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) || (padapter->pbuddy_adapter->mlmepriv.LinkDetectInfo.bBusyTraffic == true)) { DBG_88E("%s, but buddy_intf is under scanning or linking or BusyTraffic\n", __func__); return; } } #endif DBG_88E("%s\n", __func__); rtw_set_802_11_bssid_list_scan(padapter, NULL, 0); pmlmepriv->scan_interval = SCAN_INTERVAL;// 30*2 sec = 60sec } } } void rtw_dynamic_check_timer_handlder(_adapter *adapter) { #ifdef CONFIG_AP_MODE struct mlme_priv *pmlmepriv = &adapter->mlmepriv; #endif //CONFIG_AP_MODE struct registry_priv *pregistrypriv = &adapter->registrypriv; #ifdef CONFIG_CONCURRENT_MODE PADAPTER pbuddy_adapter = adapter->pbuddy_adapter; #endif if (!adapter) return; #if defined(CONFIG_CHECK_BT_HANG) && defined(CONFIG_BT_COEXIST) if (adapter->HalFunc.hal_checke_bt_hang) adapter->HalFunc.hal_checke_bt_hang(adapter); #endif if (adapter->hw_init_completed == false) return; if ((adapter->bDriverStopped == true)||(adapter->bSurpriseRemoved== true)) return; #ifdef CONFIG_CONCURRENT_MODE if (pbuddy_adapter) { if (adapter->net_closed == true && pbuddy_adapter->net_closed == true) { return; } } else #endif //CONFIG_CONCURRENT_MODE if (adapter->net_closed == true) { return; } rtw_dynamic_chk_wk_cmd(adapter); if (pregistrypriv->wifi_spec==1) { #ifdef CONFIG_P2P struct wifidirect_info *pwdinfo = &adapter->wdinfo; if (rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) #endif { //auto site survey rtw_auto_scan_handler(adapter); } } #ifndef CONFIG_ACTIVE_KEEP_ALIVE_CHECK #ifdef CONFIG_AP_MODE if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) { expire_timeout_chk(adapter); } #endif #endif //!CONFIG_ACTIVE_KEEP_ALIVE_CHECK #ifdef CONFIG_BR_EXT #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) rcu_read_lock(); #endif // (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) if ( adapter->pnetdev->br_port #else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) if ( rcu_dereference(adapter->pnetdev->rx_handler_data) #endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35)) && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == true) ) { // expire NAT2.5 entry nat25_db_expire(adapter); if (adapter->pppoe_connection_in_progress > 0) { adapter->pppoe_connection_in_progress--; } // due to rtw_dynamic_check_timer_handlder() is called every 2 seconds if (adapter->pppoe_connection_in_progress > 0) { adapter->pppoe_connection_in_progress--; } } #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) rcu_read_unlock(); #endif // (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 35)) #endif // CONFIG_BR_EXT } #ifdef CONFIG_SET_SCAN_DENY_TIMER inline bool rtw_is_scan_deny(_adapter *adapter) { struct mlme_priv *mlmepriv = &adapter->mlmepriv; return (ATOMIC_READ(&mlmepriv->set_scan_deny) != 0) ? true : false; } inline void rtw_clear_scan_deny(_adapter *adapter) { struct mlme_priv *mlmepriv = &adapter->mlmepriv; ATOMIC_SET(&mlmepriv->set_scan_deny, 0); if (0) DBG_88E(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter)); } void rtw_set_scan_deny_timer_hdl(_adapter *adapter) { rtw_clear_scan_deny(adapter); } void rtw_set_scan_deny(_adapter *adapter, u32 ms) { struct mlme_priv *mlmepriv = &adapter->mlmepriv; #ifdef CONFIG_CONCURRENT_MODE struct mlme_priv *b_mlmepriv; #endif if (0) DBG_88E(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter)); ATOMIC_SET(&mlmepriv->set_scan_deny, 1); _set_timer(&mlmepriv->set_scan_deny_timer, ms); #ifdef CONFIG_CONCURRENT_MODE if (!adapter->pbuddy_adapter) return; if (0) DBG_88E(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter->pbuddy_adapter)); b_mlmepriv = &adapter->pbuddy_adapter->mlmepriv; ATOMIC_SET(&b_mlmepriv->set_scan_deny, 1); _set_timer(&b_mlmepriv->set_scan_deny_timer, ms); #endif } #endif #if defined(IEEE80211_SCAN_RESULT_EXPIRE) #define RTW_SCAN_RESULT_EXPIRE IEEE80211_SCAN_RESULT_EXPIRE/HZ*1000 -1000 //3000 -1000 #else #define RTW_SCAN_RESULT_EXPIRE 2000 #endif #ifndef PLATFORM_FREEBSD /* * Select a new join candidate from the original @param candidate and @param competitor * @return true: candidate is updated * @return false: candidate is not updated */ static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv , struct wlan_network **candidate, struct wlan_network *competitor) { int updated = false; _adapter *adapter = container_of(pmlmepriv, _adapter, mlmepriv); //check bssid, if needed if (pmlmepriv->assoc_by_bssid==true) { if (_rtw_memcmp(competitor->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN) ==false) goto exit; } //check ssid, if needed if (pmlmepriv->assoc_ssid.Ssid && pmlmepriv->assoc_ssid.SsidLength) { if ( competitor->network.Ssid.SsidLength != pmlmepriv->assoc_ssid.SsidLength || _rtw_memcmp(competitor->network.Ssid.Ssid, pmlmepriv->assoc_ssid.Ssid, pmlmepriv->assoc_ssid.SsidLength) == false ) goto exit; } if (rtw_is_desired_network(adapter, competitor) == false) goto exit; #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming) { if ( rtw_get_passing_time_ms((u32)competitor->last_scanned) >= RTW_SCAN_RESULT_EXPIRE || is_same_ess(&competitor->network, &pmlmepriv->cur_network.network) == false ) goto exit; } #endif if (*candidate == NULL ||(*candidate)->network.Rssinetwork.Rssi ) { *candidate = competitor; updated = true; } if (updated){ DBG_88E("[by_bssid:%u][assoc_ssid:%s]" "new candidate: %s(%pM rssi:%d\n", pmlmepriv->assoc_by_bssid, pmlmepriv->assoc_ssid.Ssid, (*candidate)->network.Ssid.Ssid, (*candidate)->network.MacAddress, (int)(*candidate)->network.Rssi); #ifdef CONFIG_LAYER2_ROAMING DBG_88E("[to_roaming:%u]\n", pmlmepriv->to_roaming); #endif } exit: return updated; } /* Calling context: The caller of the sub-routine will be in critical section... The caller must hold the following spinlock pmlmepriv->lock */ int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv ) { _irqL irqL; int ret; _list *phead; _adapter *adapter; _queue *queue = &(pmlmepriv->scanned_queue); struct wlan_network *pnetwork = NULL; struct wlan_network *candidate = NULL; u8 bSupportAntDiv = false; _func_enter_; _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); phead = get_list_head(queue); adapter = (_adapter *)pmlmepriv->nic_hdl; pmlmepriv->pscanned = get_next( phead ); while (!rtw_end_of_queue_search(phead, pmlmepriv->pscanned)) { pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list); if (pnetwork==NULL){ RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("%s return _FAIL:(pnetwork==NULL)\n", __func__)); ret = _FAIL; goto exit; } pmlmepriv->pscanned = get_next(pmlmepriv->pscanned); rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork); } if (candidate == NULL) { DBG_88E("%s: return _FAIL(candidate == NULL)\n", __func__); #ifdef CONFIG_WOWLAN _clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING); #endif ret = _FAIL; goto exit; } else { DBG_88E("%s: candidate: %s(%pM ch:%u)\n", __func__, candidate->network.Ssid.Ssid, candidate->network.MacAddress, candidate->network.Configuration.DSConfig); } // check for situation of _FW_LINKED if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { DBG_88E("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__); rtw_disassoc_cmd(adapter, 0, true); rtw_indicate_disconnect(adapter); rtw_free_assoc_resources(adapter, 0); } #ifdef CONFIG_ANTENNA_DIVERSITY rtw_hal_get_def_var(adapter, HAL_DEF_IS_SUPPORT_ANT_DIV, &(bSupportAntDiv)); if (true == bSupportAntDiv) { u8 CurrentAntenna; rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna)); DBG_88E("#### Opt_Ant_(%s) , cur_Ant(%s)\n", (2==candidate->network.PhyInfo.Optimum_antenna)?"A":"B", (2==CurrentAntenna)?"A":"B" ); } #endif ret = rtw_joinbss_cmd(adapter, candidate); exit: _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); _func_exit_; return ret; } #else int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv ) { _irqL irqL; _list *phead; #ifdef CONFIG_ANTENNA_DIVERSITY u8 CurrentAntenna; #endif unsigned char *dst_ssid, *src_ssid; _adapter *adapter; _queue *queue = &(pmlmepriv->scanned_queue); struct wlan_network *pnetwork = NULL; struct wlan_network *pnetwork_max_rssi = NULL; #ifdef CONFIG_LAYER2_ROAMING struct wlan_network * roaming_candidate=NULL; u32 cur_time=rtw_get_current_time(); #endif _func_enter_; _enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); phead = get_list_head(queue); adapter = (_adapter *)pmlmepriv->nic_hdl; pmlmepriv->pscanned = get_next( phead ); while (!rtw_end_of_queue_search(phead, pmlmepriv->pscanned)) { pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list); if (pnetwork==NULL){ RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("(2)rtw_select_and_join_from_scanned_queue return _FAIL:(pnetwork==NULL)\n")); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); return _FAIL; } dst_ssid = pnetwork->network.Ssid.Ssid; src_ssid = pmlmepriv->assoc_ssid.Ssid; pmlmepriv->pscanned = get_next(pmlmepriv->pscanned); if (pmlmepriv->assoc_by_bssid==true) { if (_rtw_memcmp(pnetwork->network.MacAddress, pmlmepriv->assoc_bssid, ETH_ALEN)==true) { //remove the condition @ 20081125 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { if (is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network)) { rtw_indicate_connect(adapter);//rtw_indicate_connect again _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); return 2; } else { rtw_disassoc_cmd(adapter, 0, true); rtw_indicate_disconnect(adapter); rtw_free_assoc_resources(adapter, 0); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ask_for_joinbss; } } else { _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ask_for_joinbss; } } } else if (pmlmepriv->assoc_ssid.SsidLength == 0) { goto ask_for_joinbss;//anyway, join first selected(dequeued) pnetwork if ssid_len=0 #ifdef CONFIG_LAYER2_ROAMING } else if (pmlmepriv->to_roaming>0) { if ( (roaming_candidate == NULL ||roaming_candidate->network.Rssinetwork.Rssi ) && is_same_ess(&pnetwork->network, &pmlmepriv->cur_network.network) //&&(!is_same_network(&pnetwork->network, &pmlmepriv->cur_network.network)) && rtw_get_time_interval_ms((u32)pnetwork->last_scanned,cur_time) < 5000 ) { roaming_candidate = pnetwork; //RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_, DBG_88E("roaming_candidate???: %s(%pM\n", roaming_candidate->network.Ssid.Ssid, roaming_candidate->network.MacAddress); } continue; #endif } else if ( (pnetwork->network.Ssid.SsidLength==pmlmepriv->assoc_ssid.SsidLength) &&((_rtw_memcmp(dst_ssid, src_ssid, pmlmepriv->assoc_ssid.SsidLength)) == true) ) { RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("dst_ssid=%s, src_ssid=%s\n", dst_ssid, src_ssid)); #ifdef CONFIG_ANTENNA_DIVERSITY rtw_hal_get_def_var(adapter, HAL_DEF_CURRENT_ANTENNA, &(CurrentAntenna)); DBG_88E("#### dst_ssid=(%s) Opt_Ant_(%s) , cur_Ant(%s)\n", dst_ssid, (2==pnetwork->network.PhyInfo.Optimum_antenna)?"A":"B", (2==CurrentAntenna)?"A":"B"); #endif //remove the condition @ 20081125 //if ((pmlmepriv->cur_network.network.InfrastructureMode==Ndis802_11AutoUnknown)|| // pmlmepriv->cur_network.network.InfrastructureMode == pnetwork->network.InfrastructureMode) //{ // _rtw_memcpy(pmlmepriv->assoc_bssid, pnetwork->network.MacAddress, ETH_ALEN); // goto ask_for_joinbss; //} if (pmlmepriv->assoc_by_rssi==true)//if the ssid is the same, select the bss which has the max rssi { if ( NULL==pnetwork_max_rssi|| pnetwork->network.Rssi > pnetwork_max_rssi->network.Rssi) pnetwork_max_rssi = pnetwork; } else if (rtw_is_desired_network(adapter, pnetwork) == true) { if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { rtw_disassoc_cmd(adapter, 0, true); rtw_free_assoc_resources(adapter, 0); _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ask_for_joinbss; } else { _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); goto ask_for_joinbss; } } } } _exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL); #ifdef CONFIG_LAYER2_ROAMING if (pmlmepriv->to_roaming>0 && roaming_candidate ){ pnetwork=roaming_candidate; DBG_88E("select_and_join_from_scanned_queue: roaming_candidate: %s(%pM\n", pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress); goto ask_for_joinbss; } #endif if ((pmlmepriv->assoc_by_rssi==true) && (pnetwork_max_rssi!=NULL)) { pnetwork = pnetwork_max_rssi; DBG_88E("select_and_join_from_scanned_queue: pnetwork_max_rssi: %s()))%pM\n", pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress); goto ask_for_joinbss; } DBG_88E("(1)rtw_select_and_join_from_scanned_queue return _FAIL\n"); _func_exit_; return _FAIL; ask_for_joinbss: _func_exit_; return rtw_joinbss_cmd(adapter, pnetwork); } #endif //PLATFORM_FREEBSD sint rtw_set_auth(_adapter * adapter,struct security_priv *psecuritypriv) { struct cmd_obj* pcmd; struct setauth_parm *psetauthparm; struct cmd_priv *pcmdpriv=&(adapter->cmdpriv); sint res=_SUCCESS; _func_enter_; pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj)); if (pcmd==NULL){ res= _FAIL; //try again goto exit; } psetauthparm=(struct setauth_parm*)rtw_zmalloc(sizeof(struct setauth_parm)); if (psetauthparm==NULL){ rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj)); res= _FAIL; goto exit; } _rtw_memset(psetauthparm, 0, sizeof(struct setauth_parm)); psetauthparm->mode=(unsigned char)psecuritypriv->dot11AuthAlgrthm; pcmd->cmdcode = _SetAuth_CMD_; pcmd->parmbuf = (unsigned char *)psetauthparm; pcmd->cmdsz = (sizeof(struct setauth_parm)); pcmd->rsp = NULL; pcmd->rspsz = 0; _rtw_init_listhead(&pcmd->list); RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("after enqueue set_auth_cmd, auth_mode=%x\n", psecuritypriv->dot11AuthAlgrthm)); res = rtw_enqueue_cmd(pcmdpriv, pcmd); exit: _func_exit_; return res; } sint rtw_set_key(_adapter * adapter,struct security_priv *psecuritypriv,sint keyid, u8 set_tx) { u8 keylen; struct cmd_obj *pcmd; struct setkey_parm *psetkeyparm; struct cmd_priv *pcmdpriv = &(adapter->cmdpriv); struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); sint res=_SUCCESS; _func_enter_; pcmd = (struct cmd_obj*)rtw_zmalloc(sizeof(struct cmd_obj)); if (pcmd==NULL){ res= _FAIL; //try again goto exit; } psetkeyparm=(struct setkey_parm*)rtw_zmalloc(sizeof(struct setkey_parm)); if (psetkeyparm==NULL){ rtw_mfree((unsigned char *)pcmd, sizeof(struct cmd_obj)); res= _FAIL; goto exit; } _rtw_memset(psetkeyparm, 0, sizeof(struct setkey_parm)); if (psecuritypriv->dot11AuthAlgrthm ==dot11AuthAlgrthm_8021X){ psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(unsigned char)psecuritypriv->dot118021XGrpPrivacy=%d\n", psetkeyparm->algorithm)); } else{ psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm; RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=(u8)psecuritypriv->dot11PrivacyAlgrthm=%d\n", psetkeyparm->algorithm)); } psetkeyparm->keyid = (u8)keyid;//0~3 psetkeyparm->set_tx = set_tx; pmlmepriv->key_mask |= BIT(psetkeyparm->keyid); #ifdef CONFIG_AUTOSUSPEND if ( true == adapter->pwrctrlpriv.bInternalAutoSuspend) { adapter->pwrctrlpriv.wepkeymask = pmlmepriv->key_mask; DBG_88E("....AutoSuspend pwrctrlpriv.wepkeymask(%x)\n",adapter->pwrctrlpriv.wepkeymask); } #endif DBG_88E("==> rtw_set_key algorithm(%x),keyid(%x),key_mask(%x)\n",psetkeyparm->algorithm,psetkeyparm->keyid,pmlmepriv->key_mask); RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key: psetkeyparm->algorithm=%d psetkeyparm->keyid=(u8)keyid=%d\n",psetkeyparm->algorithm, keyid)); switch (psetkeyparm->algorithm){ case _WEP40_: keylen=5; _rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen); break; case _WEP104_: keylen=13; _rtw_memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen); break; case _TKIP_: keylen=16; _rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen); psetkeyparm->grpkey=1; break; case _AES_: keylen=16; _rtw_memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen); psetkeyparm->grpkey=1; break; default: RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm = %x (must be 1 or 2 or 4 or 5)\n",psecuritypriv->dot11PrivacyAlgrthm)); res= _FAIL; goto exit; } pcmd->cmdcode = _SetKey_CMD_; pcmd->parmbuf = (u8 *)psetkeyparm; pcmd->cmdsz = (sizeof(struct setkey_parm)); pcmd->rsp = NULL; pcmd->rspsz = 0; _rtw_init_listhead(&pcmd->list); //_rtw_init_sema(&(pcmd->cmd_sem), 0); res = rtw_enqueue_cmd(pcmdpriv, pcmd); exit: _func_exit_; return res; } //adjust IEs for rtw_joinbss_cmd in WMM int rtw_restruct_wmm_ie(_adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len) { unsigned int ielength=0; unsigned int i, j; i = 12; //after the fixed IE while (i=0 :if there is pre-auth key, and return the entry id // // static int SecIsInPMKIDList(_adapter *Adapter, u8 *bssid) { struct security_priv *psecuritypriv=&Adapter->securitypriv; int i=0; do { if ( ( psecuritypriv->PMKIDList[i].bUsed ) && ( _rtw_memcmp( psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN ) == true ) ) { break; } else { i++; //continue; } }while (isecuritypriv; if (ie[13]<=20){ // The RSN IE didn't include the PMK ID, append the PMK information ie[ie_len]=1; ie_len++; ie[ie_len]=0; //PMKID count = 0x0100 ie_len++; _rtw_memcpy( &ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16); ie_len+=16; ie[13]+=18;//PMKID length = 2+16 } return (ie_len); } sint rtw_restruct_sec_ie(_adapter *adapter,u8 *in_ie, u8 *out_ie, uint in_len) { u8 authmode, securitytype, match; u8 sec_ie[255], uncst_oui[4], bkup_ie[255]; u8 wpa_oui[4]={0x0, 0x50, 0xf2, 0x01}; uint ielength, cnt, remove_cnt; int iEntry; struct mlme_priv *pmlmepriv = &adapter->mlmepriv; struct security_priv *psecuritypriv=&adapter->securitypriv; uint ndisauthmode=psecuritypriv->ndisauthtype; uint ndissecuritytype = psecuritypriv->ndisencryptstatus; _func_enter_; RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_restruct_sec_ie: ndisauthmode=%d ndissecuritytype=%d\n", ndisauthmode, ndissecuritytype)); //copy fixed ie only _rtw_memcpy(out_ie, in_ie,12); ielength=12; if ((ndisauthmode==Ndis802_11AuthModeWPA)||(ndisauthmode==Ndis802_11AuthModeWPAPSK)) authmode=_WPA_IE_ID_; if ((ndisauthmode==Ndis802_11AuthModeWPA2)||(ndisauthmode==Ndis802_11AuthModeWPA2PSK)) authmode=_WPA2_IE_ID_; if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) { _rtw_memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len); ielength += psecuritypriv->wps_ie_len; } else if ((authmode==_WPA_IE_ID_)||(authmode==_WPA2_IE_ID_)) { //copy RSN or SSN _rtw_memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2); ielength+=psecuritypriv->supplicant_ie[1]+2; rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie); #ifdef CONFIG_DRVEXT_MODULE drvext_report_sec_ie(&adapter->drvextpriv, authmode, sec_ie); #endif } iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); if (iEntry<0) { return ielength; } else { if (authmode == _WPA2_IE_ID_) { ielength=rtw_append_pmkid(adapter, iEntry, out_ie, ielength); } } _func_exit_; return ielength; } void rtw_init_registrypriv_dev_network( _adapter* adapter) { struct registry_priv* pregistrypriv = &adapter->registrypriv; struct eeprom_priv* peepriv = &adapter->eeprompriv; WLAN_BSSID_EX *pdev_network = &pregistrypriv->dev_network; u8 *myhwaddr = myid(peepriv); _func_enter_; _rtw_memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN); _rtw_memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(NDIS_802_11_SSID)); pdev_network->Configuration.Length=sizeof(NDIS_802_11_CONFIGURATION); pdev_network->Configuration.BeaconPeriod = 100; pdev_network->Configuration.FHConfig.Length = 0; pdev_network->Configuration.FHConfig.HopPattern = 0; pdev_network->Configuration.FHConfig.HopSet = 0; pdev_network->Configuration.FHConfig.DwellTime = 0; _func_exit_; } void rtw_update_registrypriv_dev_network(_adapter* adapter) { int sz=0; struct registry_priv* pregistrypriv = &adapter->registrypriv; WLAN_BSSID_EX *pdev_network = &pregistrypriv->dev_network; struct security_priv* psecuritypriv = &adapter->securitypriv; struct wlan_network *cur_network = &adapter->mlmepriv.cur_network; //struct xmit_priv *pxmitpriv = &adapter->xmitpriv; _func_enter_; pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ; // adhoc no 802.1x pdev_network->Rssi = 0; switch (pregistrypriv->wireless_mode) { case WIRELESS_11B: pdev_network->NetworkTypeInUse = (Ndis802_11DS); break; case WIRELESS_11G: case WIRELESS_11BG: case WIRELESS_11_24N: case WIRELESS_11G_24N: case WIRELESS_11BG_24N: pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24); break; case WIRELESS_11A: case WIRELESS_11A_5N: pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5); break; case WIRELESS_11ABGN: if (pregistrypriv->channel > 14) pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5); else pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24); break; default : // TODO break; } pdev_network->Configuration.DSConfig = (pregistrypriv->channel); RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("pregistrypriv->channel=%d, pdev_network->Configuration.DSConfig=0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig)); if (cur_network->network.InfrastructureMode == Ndis802_11IBSS) pdev_network->Configuration.ATIMWindow = (0); pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode); // 1. Supported rates // 2. IE //rtw_set_supported_rate(pdev_network->SupportedRates, pregistrypriv->wireless_mode) ; // will be called in rtw_generate_ie sz = rtw_generate_ie(pregistrypriv); pdev_network->IELength = sz; pdev_network->Length = get_WLAN_BSSID_EX_sz((WLAN_BSSID_EX *)pdev_network); //notes: translate IELength & Length after assign the Length to cmdsz in createbss_cmd(); //pdev_network->IELength = cpu_to_le32(sz); _func_exit_; } void rtw_get_encrypt_decrypt_from_registrypriv(_adapter* adapter) { _func_enter_; _func_exit_; } //the fucntion is at passive_level void rtw_joinbss_reset(_adapter *padapter) { u8 threshold; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; #ifdef CONFIG_80211N_HT struct ht_priv *phtpriv = &pmlmepriv->htpriv; #endif //todo: if you want to do something io/reg/hw setting before join_bss, please add code here #ifdef CONFIG_80211N_HT pmlmepriv->num_FortyMHzIntolerant = 0; pmlmepriv->num_sta_no_ht = 0; phtpriv->ampdu_enable = false;//reset to disabled #ifdef CONFIG_USB_HCI // TH=1 => means that invalidate usb rx aggregation // TH=0 => means that validate usb rx aggregation, use init value. if (phtpriv->ht_option) { if (padapter->registrypriv.wifi_spec==1) threshold = 1; else threshold = 0; rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold)); } else { threshold = 1; rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold)); } #endif #endif } #ifdef CONFIG_80211N_HT //the fucntion is >= passive_level unsigned int rtw_restructure_ht_ie(_adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len) { u32 ielen, out_len; HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor; unsigned char *p, *pframe; struct rtw_ieee80211_ht_cap ht_capie; unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct qos_priv *pqospriv= &pmlmepriv->qospriv; struct ht_priv *phtpriv = &pmlmepriv->htpriv; phtpriv->ht_option = false; p = rtw_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12); if (p && ielen>0) { if (pqospriv->qos_option == 0) { out_len = *pout_len; pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_, _WMM_IE_Length_, WMM_IE, pout_len); pqospriv->qos_option = 1; } out_len = *pout_len; _rtw_memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap)); ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH |IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_TX_STBC | IEEE80211_HT_CAP_DSSSCCK40; { u32 rx_packet_offset, max_recvbuf_sz; rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset); rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz); //if (max_recvbuf_sz-rx_packet_offset>(8191-256)) { // DBG_88E("%s IEEE80211_HT_CAP_MAX_AMSDU is set\n", __func__); // ht_capie.cap_info = ht_capie.cap_info |IEEE80211_HT_CAP_MAX_AMSDU; //} } /* AMPDU_para [1:0]:Max AMPDU Len => 0:8k , 1:16k, 2:32k, 3:64k AMPDU_para [4:2]:Min MPDU Start Spacing */ /* #if defined(CONFIG_RTL8188E )&& defined (CONFIG_SDIO_HCI) ht_capie.ampdu_params_info = 2; #else ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR&0x03); #endif */ rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR, &max_rx_ampdu_factor); ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03); if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_ ) ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2)); else ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00); pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_, sizeof(struct rtw_ieee80211_ht_cap), (unsigned char*)&ht_capie, pout_len); //_rtw_memcpy(out_ie+out_len, p, ielen+2);//gtest //*pout_len = *pout_len + (ielen+2); phtpriv->ht_option = true; p = rtw_get_ie(in_ie+12, _HT_ADD_INFO_IE_, &ielen, in_len-12); if (p && (ielen==sizeof(struct ieee80211_ht_addt_info))) { out_len = *pout_len; pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2 , pout_len); } } return (phtpriv->ht_option); } //the fucntion is > passive_level (in critical_section) void rtw_update_ht_cap(_adapter *padapter, u8 *pie, uint ie_len) { u8 *p, max_ampdu_sz; int len; //struct sta_info *bmc_sta, *psta; struct rtw_ieee80211_ht_cap *pht_capie; struct ieee80211_ht_addt_info *pht_addtinfo; //struct recv_reorder_ctrl *preorder_ctrl; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct ht_priv *phtpriv = &pmlmepriv->htpriv; //struct recv_priv *precvpriv = &padapter->recvpriv; struct registry_priv *pregistrypriv = &padapter->registrypriv; //struct wlan_network *pcur_network = &(pmlmepriv->cur_network);; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); if (!phtpriv->ht_option) return; if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable)) return; DBG_88E("+rtw_update_ht_cap()\n"); //maybe needs check if ap supports rx ampdu. if ((phtpriv->ampdu_enable==false) &&(pregistrypriv->ampdu_enable==1)) { if (pregistrypriv->wifi_spec==1) { phtpriv->ampdu_enable = false; } else { phtpriv->ampdu_enable = true; } } else if (pregistrypriv->ampdu_enable==2) { phtpriv->ampdu_enable = true; } //check Max Rx A-MPDU Size len = 0; p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_CAPABILITY_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs)); if (p && len>0) { pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2); max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR); max_ampdu_sz = 1 << (max_ampdu_sz+3); // max_ampdu_sz (kbytes); //DBG_88E("rtw_update_ht_cap(): max_ampdu_sz=%d\n", max_ampdu_sz); phtpriv->rx_ampdu_maxlen = max_ampdu_sz; } len=0; p = rtw_get_ie(pie+sizeof (NDIS_802_11_FIXED_IEs), _HT_ADD_INFO_IE_, &len, ie_len-sizeof (NDIS_802_11_FIXED_IEs)); if (p && len>0) { pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2); //todo: } //update cur_bwmode & cur_ch_offset if ((pregistrypriv->cbw40_enable) && (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) { int i; u8 rf_type; padapter->HalFunc.GetHwRegHandler(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type)); //update the MCS rates for (i = 0; i < 16; i++) { if ((rf_type == RF_1T1R) || (rf_type == RF_1T2R)) { pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; } else { #ifdef CONFIG_DISABLE_MCS13TO15 if (pmlmeext->cur_bwmode == HT_CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1 ) { pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R_MCS13TO15_OFF[i]; } else pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; #else pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R[i]; #endif //CONFIG_DISABLE_MCS13TO15 } #ifdef RTL8192C_RECONFIG_TO_1T1R { pmlmeinfo->HT_caps.HT_cap_element.MCS_rate[i] &= MCS_rate_1R[i]; } #endif } //switch to the 40M Hz mode accoring to the AP pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40; switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) { case HT_EXTCHNL_OFFSET_UPPER: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; break; case HT_EXTCHNL_OFFSET_LOWER: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; break; default: pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; break; } } // // Config SM Power Save setting // pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) & 0x0C) >> 2; if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC) DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n",__func__); // // Config current HT Protection mode. // pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3; } void rtw_issue_addbareq_cmd(_adapter *padapter, struct xmit_frame *pxmitframe) { u8 issued; int priority; struct sta_info *psta=NULL; struct ht_priv *phtpriv; struct pkt_attrib *pattrib =&pxmitframe->attrib; s32 bmcst = IS_MCAST(pattrib->ra); if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod<100)) return; priority = pattrib->priority; if (pattrib->psta) psta = pattrib->psta; else psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra); if (psta==NULL) return; phtpriv = &psta->htpriv; if ((phtpriv->ht_option==true) && (phtpriv->ampdu_enable==true)) { issued = (phtpriv->agg_enable_bitmap>>priority)&0x1; issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1; if (0==issued) { DBG_88E("rtw_issue_addbareq_cmd, p=%d\n", priority); psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority); rtw_addbareq_cmd(padapter,(u8) priority, pattrib->ra); } } } #endif #ifdef CONFIG_LAYER2_ROAMING void rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network) { _irqL irqL; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; _enter_critical_bh(&pmlmepriv->lock, &irqL); _rtw_roaming(padapter, tgt_network); _exit_critical_bh(&pmlmepriv->lock, &irqL); } void _rtw_roaming(_adapter *padapter, struct wlan_network *tgt_network) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; int do_join_r; struct wlan_network *pnetwork; if (tgt_network != NULL) pnetwork = tgt_network; else pnetwork = &pmlmepriv->cur_network; if (0 < pmlmepriv->to_roaming) { DBG_88E("roaming from %s(%pM length:%d\n", pnetwork->network.Ssid.Ssid, pnetwork->network.MacAddress, pnetwork->network.Ssid.SsidLength); _rtw_memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, sizeof(NDIS_802_11_SSID)); pmlmepriv->assoc_by_bssid = false; #ifdef CONFIG_WAPI_SUPPORT rtw_wapi_return_all_sta_info(padapter); #endif while (1) { if ( _SUCCESS==(do_join_r=rtw_do_join(padapter)) ) { break; } else { DBG_88E("roaming do_join return %d\n", do_join_r); pmlmepriv->to_roaming--; if (0< pmlmepriv->to_roaming) { continue; } else { DBG_88E("%s(%d) -to roaming fail, indicate_disconnect\n", __func__,__LINE__); rtw_indicate_disconnect(padapter); break; } } } } } #endif #ifdef CONFIG_CONCURRENT_MODE sint rtw_buddy_adapter_up(_adapter *padapter) { sint res = false; if (padapter == NULL) return res; if (padapter->pbuddy_adapter == NULL) { res = false; } else if ( (padapter->pbuddy_adapter->bDriverStopped) || (padapter->pbuddy_adapter->bSurpriseRemoved) || (padapter->pbuddy_adapter->bup == false) || (padapter->pbuddy_adapter->hw_init_completed == false)) { res = false; } else { res = true; } return res; } sint check_buddy_fwstate(_adapter *padapter, sint state) { if (padapter == NULL) return false; if (padapter->pbuddy_adapter == NULL) return false; if ((state == WIFI_FW_NULL_STATE) && (padapter->pbuddy_adapter->mlmepriv.fw_state == WIFI_FW_NULL_STATE)) return true; if (padapter->pbuddy_adapter->mlmepriv.fw_state & state) return true; return false; } sint check_buddy_fw_link(_adapter *padapter) { if ( (check_buddy_fwstate(padapter, WIFI_AP_STATE) == true) || (check_buddy_fwstate(padapter, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) { if (padapter->pbuddy_adapter->stapriv.asoc_sta_count > 2) return true; } else { //Station mode if (check_buddy_fwstate(padapter, _FW_LINKED)== true) return true; } return false; } #endif //CONFIG_CONCURRENT_MODE