diff options
Diffstat (limited to 'drivers/staging/rtl8723au/core/rtw_mlme.c')
| -rw-r--r-- | drivers/staging/rtl8723au/core/rtw_mlme.c | 2500 |
1 files changed, 2500 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723au/core/rtw_mlme.c b/drivers/staging/rtl8723au/core/rtw_mlme.c new file mode 100644 index 000000000000..6cee78785bdc --- /dev/null +++ b/drivers/staging/rtl8723au/core/rtw_mlme.c @@ -0,0 +1,2500 @@ +/****************************************************************************** + * + * 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. + * + ******************************************************************************/ +#define _RTW_MLME_C_ + +#include <osdep_service.h> +#include <drv_types.h> +#include <recv_osdep.h> +#include <xmit_osdep.h> +#include <hal_intf.h> +#include <mlme_osdep.h> +#include <sta_info.h> +#include <linux/ieee80211.h> +#include <wifi.h> +#include <wlan_bssdef.h> +#include <rtw_ioctl_set.h> + +extern u8 rtw_do_join23a(struct rtw_adapter * padapter); + +static void rtw_init_mlme_timer(struct rtw_adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + setup_timer(&pmlmepriv->assoc_timer, rtw23a_join_to_handler, + (unsigned long)padapter); + + setup_timer(&pmlmepriv->scan_to_timer, rtw_scan_timeout_handler23a, + (unsigned long)padapter); + + setup_timer(&pmlmepriv->dynamic_chk_timer, + rtw_dynamic_check_timer_handler, (unsigned long)padapter); + + setup_timer(&pmlmepriv->set_scan_deny_timer, + rtw_set_scan_deny_timer_hdl, (unsigned long)padapter); +} + +int _rtw_init_mlme_priv23a(struct rtw_adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + int res = _SUCCESS; + + pmlmepriv->nic_hdl = padapter; + + pmlmepriv->fw_state = 0; + pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown; + pmlmepriv->scan_mode=SCAN_ACTIVE;/* 1: active, 0: pasive. Maybe someday we should rename this varable to "active_mode" (Jeff) */ + + spin_lock_init(&pmlmepriv->lock); + _rtw_init_queue23a(&pmlmepriv->scanned_queue); + + memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct cfg80211_ssid)); + + /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */ + + rtw_clear_scan_deny(padapter); + + rtw_init_mlme_timer(padapter); + return res; +} + +#ifdef CONFIG_8723AU_AP_MODE +static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen) +{ + if(*ppie) + { + kfree(*ppie); + *plen = 0; + *ppie=NULL; + } +} +#endif + +void rtw23a_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv) +{ +#ifdef CONFIG_8723AU_AP_MODE + kfree(pmlmepriv->assoc_req); + kfree(pmlmepriv->assoc_rsp); + 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); + + 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_priv23a(struct mlme_priv *pmlmepriv) +{ + + rtw23a_free_mlme_priv_ie_data(pmlmepriv); + +} + +struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv) +{ + struct wlan_network *pnetwork; + + pnetwork = kzalloc(sizeof(struct wlan_network), GFP_ATOMIC); + if (pnetwork) { + INIT_LIST_HEAD(&pnetwork->list); + pnetwork->network_type = 0; + pnetwork->fixed = false; + pnetwork->last_scanned = jiffies; + pnetwork->aid = 0; + pnetwork->join_res = 0; + } + + return pnetwork; +} + +void _rtw_free_network23a(struct mlme_priv *pmlmepriv, + struct wlan_network *pnetwork, u8 isfreeall) +{ + u32 lifetime = SCANQUEUE_LIFETIME; + + if (!pnetwork) + return; + + if (pnetwork->fixed == true) + return; + + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) + lifetime = 1; + + list_del_init(&pnetwork->list); + + kfree(pnetwork); +} + +void _rtw_free_network23a_nolock23a(struct mlme_priv *pmlmepriv, + struct wlan_network *pnetwork) +{ + + if (pnetwork == NULL) + return; + + if (pnetwork->fixed == true) + return; + + list_del_init(&pnetwork->list); + + kfree(pnetwork); +} + +/* + return the wlan_network with the matching addr + + Shall be calle under atomic context... to avoid possible racing condition... +*/ +struct wlan_network * +_rtw_find_network23a(struct rtw_queue *scanned_queue, u8 *addr) +{ + struct list_head *phead, *plist; + struct wlan_network *pnetwork = NULL; + + if (is_zero_ether_addr(addr)) { + pnetwork = NULL; + goto exit; + } + + /* spin_lock_bh(&scanned_queue->lock); */ + + phead = get_list_head(scanned_queue); + plist = phead->next; + + while (plist != phead) { + pnetwork = container_of(plist, struct wlan_network, list); + + if (ether_addr_equal(addr, pnetwork->network.MacAddress)) + break; + + plist = plist->next; + } + + if(plist == phead) + pnetwork = NULL; + + /* spin_unlock_bh(&scanned_queue->lock); */ + +exit: + + return pnetwork; +} + +void _rtw_free_network23a_queue23a(struct rtw_adapter *padapter, u8 isfreeall) +{ + struct list_head *phead, *plist, *ptmp; + struct wlan_network *pnetwork; + struct mlme_priv* pmlmepriv = &padapter->mlmepriv; + struct rtw_queue *scanned_queue = &pmlmepriv->scanned_queue; + + spin_lock_bh(&scanned_queue->lock); + + phead = get_list_head(scanned_queue); + + list_for_each_safe(plist, ptmp, phead) { + pnetwork = container_of(plist, struct wlan_network, list); + + _rtw_free_network23a(pmlmepriv,pnetwork, isfreeall); + } + + spin_unlock_bh(&scanned_queue->lock); + +} + +int rtw_if_up23a(struct rtw_adapter *padapter) { + + int res; + + if(padapter->bDriverStopped || padapter->bSurpriseRemoved || + (check_fwstate(&padapter->mlmepriv, _FW_LINKED)== false)) { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up23a:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved)); + res=false; + } + else + res= true; + + return res; +} + +void rtw_generate_random_ibss23a(u8* pibss) +{ + unsigned long curtime = jiffies; + + pibss[0] = 0x02; /* in ad-hoc mode bit1 must set to 1 */ + pibss[1] = 0x11; + pibss[2] = 0x87; + pibss[3] = (u8)(curtime & 0xff) ;/* p[0]; */ + pibss[4] = (u8)((curtime>>8) & 0xff) ;/* p[1]; */ + pibss[5] = (u8)((curtime>>16) & 0xff) ;/* p[2]; */ + + return; +} + +u8 *rtw_get_capability23a_from_ie(u8 *ie) +{ + return ie + 8 + 2; +} + +u16 rtw_get_capability23a(struct wlan_bssid_ex *bss) +{ + u16 val; + + memcpy((u8 *)&val, rtw_get_capability23a_from_ie(bss->IEs), 2); + + return le16_to_cpu(val); +} + +u8 *rtw_get_timestampe_from_ie23a(u8 *ie) +{ + return ie + 0; +} + +u8 *rtw_get_beacon_interval23a_from_ie(u8 *ie) +{ + return ie + 8; +} + +int rtw_init_mlme_priv23a (struct rtw_adapter *padapter)/* struct mlme_priv *pmlmepriv) */ +{ + int res; + + res = _rtw_init_mlme_priv23a(padapter);/* (pmlmepriv); */ + + return res; +} + +void rtw_free_mlme_priv23a (struct mlme_priv *pmlmepriv) +{ + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv23a\n")); + _rtw_free_mlme_priv23a(pmlmepriv); + +} + +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) */ +{ + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("rtw_free_network ==> ssid = %s\n\n" , + pnetwork->network.Ssid.ssid)); + _rtw_free_network23a(pmlmepriv, pnetwork, is_freeall); + +} + +void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork); +void rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork) +{ + + /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_network ==> ssid = %s\n\n" , pnetwork->network.Ssid.ssid)); */ + _rtw_free_network23a_nolock23a(pmlmepriv, pnetwork); + +} + +void rtw_free_network_queue23a(struct rtw_adapter* dev, u8 isfreeall) +{ + + _rtw_free_network23a_queue23a(dev, isfreeall); + +} + +/* + return the wlan_network with the matching addr + + Shall be calle under atomic context... to avoid possible racing condition... +*/ +struct wlan_network * +rtw_find_network23a(struct rtw_queue *scanned_queue, u8 *addr) +{ + struct wlan_network *pnetwork; + + pnetwork = _rtw_find_network23a(scanned_queue, addr); + + return pnetwork; +} + +int rtw_is_same_ibss23a(struct rtw_adapter *adapter, struct wlan_network *pnetwork) +{ + int ret = true; + struct security_priv *psecuritypriv = &adapter->securitypriv; + + if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) && + (pnetwork->network.Privacy == 0)) + { + ret = false; + } + else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) && + (pnetwork->network.Privacy == 1)) + { + ret = false; + } + else + { + ret = true; + } + + return ret; +} + +inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b); +inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b) +{ + /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("(%s,%d)(%s,%d)\n", */ + /* a->Ssid.Ssid, a->Ssid.SsidLength, b->Ssid.Ssid, b->Ssid.SsidLength)); */ + return (a->Ssid.ssid_len == b->Ssid.ssid_len) && + !memcmp(a->Ssid.ssid, b->Ssid.ssid, a->Ssid.ssid_len); +} + +int is_same_network23a(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst) +{ + u16 s_cap, d_cap; + + memcpy((u8 *)&s_cap, rtw_get_capability23a_from_ie(src->IEs), 2); + memcpy((u8 *)&d_cap, rtw_get_capability23a_from_ie(dst->IEs), 2); + + s_cap = le16_to_cpu(s_cap); + d_cap = le16_to_cpu(d_cap); + + return ((src->Ssid.ssid_len == dst->Ssid.ssid_len) && + /* (src->Configuration.DSConfig == dst->Configuration.DSConfig) && */ + ether_addr_equal(src->MacAddress, dst->MacAddress) && + ((!memcmp(src->Ssid.ssid, dst->Ssid.ssid, src->Ssid.ssid_len))) && + ((s_cap & WLAN_CAPABILITY_IBSS) == + (d_cap & WLAN_CAPABILITY_IBSS)) && + ((s_cap & WLAN_CAPABILITY_ESS) == + (d_cap & WLAN_CAPABILITY_ESS))); +} + +struct wlan_network *rtw_get_oldest_wlan_network23a(struct rtw_queue *scanned_queue) +{ + struct list_head *plist, *phead; + + struct wlan_network *pwlan; + struct wlan_network *oldest = NULL; + + phead = get_list_head(scanned_queue); + + list_for_each(plist, phead) { + pwlan = container_of(plist, struct wlan_network, list); + + if (pwlan->fixed != true) { + if (!oldest || time_after(oldest->last_scanned, + pwlan->last_scanned)) + oldest = pwlan; + } + } + + return oldest; +} + +void update_network23a(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src, + struct rtw_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; + + DBG_8723A("%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 + ); + + /* The rule below is 1/5 for sample value, 4/5 for history value */ + if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network23a(&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) + 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; + + DBG_8723A("%s %s(%pM), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n", + __func__, dst->Ssid.ssid, dst->MacAddress, + dst->PhyInfo.SignalStrength, + dst->PhyInfo.SignalQuality, dst->Rssi); + +} + +static void update_current_network(struct rtw_adapter *adapter, struct wlan_bssid_ex *pnetwork) +{ + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + + if ((check_fwstate(pmlmepriv, _FW_LINKED)== true) && (is_same_network23a(&pmlmepriv->cur_network.network, pnetwork))) + { + /* RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,"Same Network\n"); */ + + /* if(pmlmepriv->cur_network.network.IELength<= pnetwork->IELength) */ + { + update_network23a(&pmlmepriv->cur_network.network, pnetwork,adapter, true); + rtw_update_protection23a(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof (struct ndis_802_11_fixed_ies), + pmlmepriv->cur_network.network.IELength); + } + } + +} + +/* + +Caller must hold pmlmepriv->lock first. + +*/ +void rtw_update_scanned_network23a(struct rtw_adapter *adapter, struct wlan_bssid_ex *target) +{ + struct list_head *plist, *phead; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct wlan_network *pnetwork = NULL; + struct wlan_network *oldest = NULL; + struct rtw_queue *queue = &pmlmepriv->scanned_queue; + u32 bssid_ex_sz; + int found = 0; + + spin_lock_bh(&queue->lock); + phead = get_list_head(queue); + + list_for_each(plist, phead) { + pnetwork = container_of(plist, struct wlan_network, list); + + if (is_same_network23a(&pnetwork->network, target)) { + found = 1; + break; + } + if (!oldest || time_after(oldest->last_scanned, + pnetwork->last_scanned)) + oldest = pnetwork; + } + + /* If we didn't find a match, then get a new network slot to initialize + * with this beacon's information */ + if (!found) { + pnetwork = rtw_alloc_network(pmlmepriv); + if (!pnetwork) { + if (!oldest) { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("\n\n\nsomething wrong here\n\n\n")); + goto exit; + } + pnetwork = oldest; + } else + list_add_tail(&pnetwork->list, &queue->queue); + + bssid_ex_sz = get_wlan_bssid_ex_sz(target); + target->Length = bssid_ex_sz; + memcpy(&pnetwork->network, target, bssid_ex_sz); + + /* variable initialize */ + pnetwork->fixed = false; + pnetwork->last_scanned = jiffies; + + pnetwork->network_type = 0; + pnetwork->aid = 0; + pnetwork->join_res = 0; + + /* bss info not receving from the right channel */ + if (pnetwork->network.PhyInfo.SignalQuality == 101) + pnetwork->network.PhyInfo.SignalQuality = 0; + } else { + /* + * we have an entry and we are going to update it. But + * this entry may be already expired. In this case we + * do the same as we found a new net and call the + * new_net handler + */ + bool update_ie = true; + + pnetwork->last_scanned = jiffies; + + /* target.reserved == 1, means that scanned network is + * a bcn frame. */ + if ((pnetwork->network.IELength>target->IELength) && + (target->reserved == 1)) + update_ie = false; + + update_network23a(&pnetwork->network, target,adapter, update_ie); + } + +exit: + spin_unlock_bh(&queue->lock); + +} + +void rtw_add_network(struct rtw_adapter *adapter, struct wlan_bssid_ex *pnetwork) +{ + update_current_network(adapter, pnetwork); + rtw_update_scanned_network23a(adapter, pnetwork); +} + +/* select the desired network based on the capability of the (i)bss. */ +/* check items: (1) security */ +/* (2) network_type */ +/* (3) WMM */ +/* (4) HT */ +/* (5) others */ +int rtw_is_desired_network(struct rtw_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_ie23a(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_8723A("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_callback23a(struct rtw_adapter *adapter , u8 *pbuf) +{ + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("receive atimdone_evet\n")); + + return; +} + +void rtw_survey_event_cb23a(struct rtw_adapter *adapter, u8 *pbuf) +{ + u32 len; + struct wlan_bssid_ex *pnetwork; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + + pnetwork = (struct wlan_bssid_ex *)pbuf; + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("rtw_survey_event_cb23a, ssid=%s\n", pnetwork->Ssid.ssid)); + + len = get_wlan_bssid_ex_sz(pnetwork); + if(len > (sizeof(struct wlan_bssid_ex))) + { + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n ****rtw_survey_event_cb23a: return a wrong bss ***\n")); + return; + } + + spin_lock_bh(&pmlmepriv->lock); + + /* update IBSS_network 's timestamp */ + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) + { + /* RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_,"rtw_survey_event_cb23a : WIFI_ADHOC_MASTER_STATE\n\n"); */ + if (ether_addr_equal(pmlmepriv->cur_network.network.MacAddress, + pnetwork->MacAddress)) { + struct wlan_network* ibss_wlan = NULL; + + memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8); + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + ibss_wlan = rtw_find_network23a(&pmlmepriv->scanned_queue, pnetwork->MacAddress); + if (ibss_wlan) + { + memcpy(ibss_wlan->network.IEs , pnetwork->IEs, 8); + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + goto exit; + } + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + } + } + + /* lock pmlmepriv->lock when you accessing network_q */ + if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) + { + if (pnetwork->Ssid.ssid[0] == 0) + pnetwork->Ssid.ssid_len = 0; + + rtw_add_network(adapter, pnetwork); + } + +exit: + + spin_unlock_bh(&pmlmepriv->lock); + + return; +} + +void rtw_surveydone_event_callback23a(struct rtw_adapter *adapter, u8 *pbuf) +{ + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; + + spin_lock_bh(&pmlmepriv->lock); + + if (pmlmepriv->wps_probe_req_ie) { + pmlmepriv->wps_probe_req_ie_len = 0; + kfree(pmlmepriv->wps_probe_req_ie); + pmlmepriv->wps_probe_req_ie = NULL; + } + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback23a: fw_state:%x\n\n", get_fwstate(pmlmepriv))); + + if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) { + del_timer_sync(&pmlmepriv->scan_to_timer); + + _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))); + } + + rtw_set_signal_stat_timer(&adapter->recvpriv); + + if (pmlmepriv->to_join == true) { + if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { + if (check_fwstate(pmlmepriv, _FW_LINKED) == false) { + set_fwstate(pmlmepriv, _FW_UNDER_LINKING); + + if (rtw_select_and_join_from_scanned_queue23a(pmlmepriv) == _SUCCESS) { + mod_timer(&pmlmepriv->assoc_timer, + jiffies + msecs_to_jiffies(MAX_JOIN_TIMEOUT)); + } else { + struct wlan_bssid_ex *pdev_network = &adapter->registrypriv.dev_network; + u8 *pibss = adapter->registrypriv.dev_network.MacAddress; + + _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n")); + + memset(&pdev_network->Ssid, 0, sizeof(struct cfg80211_ssid)); + memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct cfg80211_ssid)); + + rtw_update_registrypriv_dev_network23a(adapter); + rtw_generate_random_ibss23a(pibss); + + pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE; + + if (rtw_createbss_cmd23a(adapter)!= _SUCCESS) + { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error =>rtw_createbss_cmd23a status FAIL\n")); + } + + pmlmepriv->to_join = false; + } + } + } else { + int ret; + set_fwstate(pmlmepriv, _FW_UNDER_LINKING); + pmlmepriv->to_join = false; + ret = rtw_select_and_join_from_scanned_queue23a(pmlmepriv); + if (ret == _SUCCESS) { + unsigned long e; + e = msecs_to_jiffies(MAX_JOIN_TIMEOUT); + mod_timer(&pmlmepriv->assoc_timer, jiffies + e); + } else if (ret == 2)/* there is no need to wait for join */ + { + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + rtw_indicate_connect23a(adapter); + } else { + DBG_8723A("try_to_join, but select scanning queue fail, to_roaming:%d\n", rtw_to_roaming(adapter)); + if (rtw_to_roaming(adapter) != 0) { + if (--pmlmepriv->to_roaming == 0 + || _SUCCESS != rtw_sitesurvey_cmd23a(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0) + ) { + rtw_set_roaming(adapter, 0); + rtw_free_assoc_resources23a(adapter, 1); + rtw_indicate_disconnect23a(adapter); + } else { + pmlmepriv->to_join = true; + } + } + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + } + } + } + + spin_unlock_bh(&pmlmepriv->lock); + +#ifdef CONFIG_8723AU_P2P + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) + p2p_ps_wk_cmd23a(adapter, P2P_PS_SCAN_DONE, 0); +#endif /* CONFIG_8723AU_P2P */ + + rtw_os_xmit_schedule23a(adapter); + + if(pmlmeext->sitesurvey_res.bss_cnt == 0) + rtw_hal_sreset_reset23a(adapter); + + rtw_cfg80211_surveydone_event_callback(adapter); + +} + +void rtw_dummy_event_callback23a(struct rtw_adapter *adapter , u8 *pbuf) +{ +} + +void rtw23a_fwdbg_event_callback(struct rtw_adapter *adapter , u8 *pbuf) +{ +} + +static void free_scanqueue(struct mlme_priv *pmlmepriv) +{ + struct wlan_network *pnetwork; + struct rtw_queue *scan_queue = &pmlmepriv->scanned_queue; + struct list_head *plist, *phead, *ptemp; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n")); + spin_lock_bh(&scan_queue->lock); + + phead = get_list_head(scan_queue); + + list_for_each_safe(plist, ptemp, phead) { + list_del_init(plist); + pnetwork = container_of(plist, struct wlan_network, list); + kfree(pnetwork); + } + + spin_unlock_bh(&scan_queue->lock); + +} + +/* +*rtw_free_assoc_resources23a: the caller has to lock pmlmepriv->lock +*/ +void rtw_free_assoc_resources23a(struct rtw_adapter *adapter, int lock_scanned_queue) +{ + struct wlan_network* pwlan = NULL; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct sta_priv *pstapriv = &adapter->stapriv; + struct wlan_network *tgt_network = &pmlmepriv->cur_network; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources23a\n")); + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress="MAC_FMT" ssid=%s\n", + MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.ssid)); + + if(check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) + { + struct sta_info* psta; + + psta = rtw_get_stainfo23a(&adapter->stapriv, tgt_network->network.MacAddress); + + { + spin_lock_bh(&pstapriv->sta_hash_lock); + rtw_free_stainfo23a(adapter, psta); + } + + spin_unlock_bh(&pstapriv->sta_hash_lock); + + } + + if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) + { + struct sta_info* psta; + + rtw_free_all_stainfo23a(adapter); + + psta = rtw_get_bcmc_stainfo23a(adapter); + spin_lock_bh(&pstapriv->sta_hash_lock); + rtw_free_stainfo23a(adapter, psta); + spin_unlock_bh(&pstapriv->sta_hash_lock); + + rtw_init_bcmc_stainfo23a(adapter); + } + + if(lock_scanned_queue) + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + + pwlan = rtw_find_network23a(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); + if(pwlan) + pwlan->fixed = false; + else + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("rtw_free_assoc_resources23a : 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) + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + + pmlmepriv->key_mask = 0; + +} + +/* +*rtw_indicate_connect23a: the caller has to lock pmlmepriv->lock +*/ +void rtw_indicate_connect23a(struct rtw_adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect23a\n")); + + pmlmepriv->to_join = false; + + if(!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { + set_fwstate(pmlmepriv, _FW_LINKED); + + rtw_led_control(padapter, LED_CTL_LINK); + + rtw_os_indicate_connect23a(padapter); + } + + rtw_set_roaming(padapter, 0); + + rtw_set_scan_deny(padapter, 3000); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect23a: fw_state=0x%08x\n", get_fwstate(pmlmepriv))); + +} + +/* +*rtw_indicate_disconnect23a: the caller has to lock pmlmepriv->lock +*/ +void rtw_indicate_disconnect23a(struct rtw_adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect23a\n")); + + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS); + + /* DBG_8723A("clear wps when %s\n", __func__); */ + + if (rtw_to_roaming(padapter) > 0) + _clr_fwstate_(pmlmepriv, _FW_LINKED); + + if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) || + (rtw_to_roaming(padapter) <= 0)) { + rtw_os_indicate_disconnect23a(padapter); + + /* set ips_deny_time to avoid enter IPS before LPS leave */ + padapter->pwrctrlpriv.ips_deny_time = + jiffies + msecs_to_jiffies(3000); + + _clr_fwstate_(pmlmepriv, _FW_LINKED); + + rtw_led_control(padapter, LED_CTL_NO_LINK); + + rtw_clear_scan_deny(padapter); + + } + +#ifdef CONFIG_8723AU_P2P + p2p_ps_wk_cmd23a(padapter, P2P_PS_DISABLE, 1); +#endif /* CONFIG_8723AU_P2P */ + + rtw_lps_ctrl_wk_cmd23a(padapter, LPS_CTRL_DISCONNECT, 1); + +} + +inline void rtw_indicate_scan_done23a(struct rtw_adapter *padapter, bool aborted) +{ + rtw_os_indicate_scan_done23a(padapter, aborted); +} + +void rtw_scan_abort23a(struct rtw_adapter *adapter) +{ + unsigned long start; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; + + start = jiffies; + pmlmeext->scan_abort = true; + while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) && + jiffies_to_msecs(jiffies - start) <= 200) { + + if (adapter->bDriverStopped || adapter->bSurpriseRemoved) + break; + + DBG_8723A(FUNC_NDEV_FMT"fw_state = _FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev)); + msleep(20); + } + + if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) { + if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved) + DBG_8723A(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev)); + rtw_indicate_scan_done23a(adapter, true); + } + pmlmeext->scan_abort = false; +} + +static struct sta_info *rtw_joinbss_update_stainfo(struct rtw_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_stainfo23a(pstapriv, pnetwork->network.MacAddress); + if (psta == NULL) { + psta = rtw_alloc_stainfo23a(pstapriv, pnetwork->network.MacAddress); + } + + if (psta) /* update ptarget_sta */ + { + DBG_8723A("%s\n", __func__); + + psta->aid = pnetwork->join_res; + psta->mac_id = 0; + + /* sta mode */ + rtw_hal_set_odm_var23a(padapter, HAL_ODM_STA_INFO, psta, true); + + /* security related */ + if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) + { + padapter->securitypriv.binstallGrpkey = false; + padapter->securitypriv.busetkipkey = false; + padapter->securitypriv.bgrpkey_handshake = false; + + psta->ieee8021x_blocked = true; + psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; + + memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof (union Keytype)); + + memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof (union Keytype)); + memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof (union Keytype)); + + memset((u8 *)&psta->dot11txpn, 0, sizeof (union pn48)); + 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; + preorder_ctrl->wend_b = 0xffff; + preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b = 32 */ + } + + bmc_sta = rtw_get_bcmc_stainfo23a(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; + preorder_ctrl->wend_b = 0xffff; + preorder_ctrl->wsize_b = 64;/* max_ampdu_sz; ex. 32(kbytes) -> wsize_b = 32 */ + } + } + + /* misc. */ + update_sta_info23a(padapter, psta); + + } + + return psta; +} + +/* pnetwork : returns from rtw23a_joinbss_event_cb */ +/* ptarget_wlan: found from scanned_queue */ +static void rtw_joinbss_update_network23a(struct rtw_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_8723A("%s\n", __func__); + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nfw_state:%x, BSSID:"MAC_FMT"\n" + , get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress))); + + /* why not use ptarget_wlan?? */ + memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length); + /* some IEs in pnetwork is wrong, so we should use ptarget_wlan IEs */ + cur_network->network.IELength = ptarget_wlan->network.IELength; + memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ); + + cur_network->aid = pnetwork->join_res; + + rtw_set_signal_stat_timer(&padapter->recvpriv); + padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength; + padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality; + /* the ptarget_wlan->network.Rssi is raw data, we use ptarget_wlan->network.PhyInfo.SignalStrength instead (has scaled) */ + padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength); + DBG_8723A("%s signal_strength:%3u, rssi:%3d, signal_qual:%3u\n", + __func__, padapter->recvpriv.signal_strength, + padapter->recvpriv.rssi, padapter->recvpriv.signal_qual); + rtw_set_signal_stat_timer(&padapter->recvpriv); + + /* update fw_state will clr _FW_UNDER_LINKING here indirectly */ + switch (pnetwork->network.InfrastructureMode) { + case Ndis802_11Infrastructure: + if (pmlmepriv->fw_state&WIFI_UNDER_WPS) + pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS; + else + pmlmepriv->fw_state = WIFI_STATION_STATE; + break; + case Ndis802_11IBSS: + pmlmepriv->fw_state = WIFI_ADHOC_STATE; + break; + default: + pmlmepriv->fw_state = WIFI_NULL_STATE; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n")); + break; + } + + rtw_update_protection23a(padapter, (cur_network->network.IEs) + sizeof (struct ndis_802_11_fixed_ies), + (cur_network->network.IELength)); + + rtw_update_ht_cap23a(padapter, cur_network->network.IEs, cur_network->network.IELength); +} + +/* Notes: the fucntion could be > passive_level (the same context as Rx tasklet) */ +/* pnetwork : returns from rtw23a_joinbss_event_cb */ +/* ptarget_wlan: found from scanned_queue */ +/* if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if "ptarget_sta" & "ptarget_wlan" exist. */ +/* if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check if "ptarget_wlan" exist. */ +/* if join_res > 0, update "cur_network->network" from "pnetwork->network" if (ptarget_wlan !=NULL). */ + +void rtw_joinbss_event_prehandle23a(struct rtw_adapter *adapter, u8 *pbuf) +{ + static u8 retry=0; + struct sta_info *ptarget_sta= NULL, *pcur_sta = NULL; + struct sta_priv *pstapriv = &adapter->stapriv; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct wlan_network *pnetwork = (struct wlan_network *)pbuf; + struct wlan_network *cur_network = &pmlmepriv->cur_network; + struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL; + unsigned int the_same_macaddr = false; + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("joinbss event call back received with res=%d\n", pnetwork->join_res)); + + rtw_get_encrypt_decrypt_from_registrypriv23a(adapter); + + if (pmlmepriv->assoc_ssid.ssid_len == 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_, + ("@@@@@ rtw23a_joinbss_event_cb for SSid:%s\n", + pmlmepriv->assoc_ssid.ssid)); + } + + if (ether_addr_equal(pnetwork->network.MacAddress, + cur_network->network.MacAddress)) + the_same_macaddr = true; + else + the_same_macaddr = false; + + pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network); + if(pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) + { + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n")); + return; + } + + spin_lock_bh(&pmlmepriv->lock); + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("\n rtw23a_joinbss_event_cb !! _enter_critical\n")); + + if(pnetwork->join_res > 0) + { + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + retry = 0; + if (check_fwstate(pmlmepriv,_FW_UNDER_LINKING)) + { + /* s1. find ptarget_wlan */ + if(check_fwstate(pmlmepriv, _FW_LINKED)) + { + if(the_same_macaddr == true) + { + ptarget_wlan = rtw_find_network23a(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); + } + else + { + pcur_wlan = rtw_find_network23a(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); + if(pcur_wlan) pcur_wlan->fixed = false; + + pcur_sta = rtw_get_stainfo23a(pstapriv, cur_network->network.MacAddress); + if(pcur_sta) { + spin_lock_bh(&pstapriv->sta_hash_lock); + rtw_free_stainfo23a(adapter, pcur_sta); + spin_unlock_bh(&pstapriv->sta_hash_lock); + } + + ptarget_wlan = rtw_find_network23a(&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_network23a(&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_network23a(adapter, ptarget_wlan, pnetwork); + } + else + { + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't find ptarget_wlan when joinbss_event callback\n")); + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + goto 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")); + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + goto ignore_joinbss_callback; + } + } + + /* s4. indicate connect */ + if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) + { + rtw_indicate_connect23a(adapter); + } else { + /* adhoc mode will rtw_indicate_connect23a when rtw_stassoc_event_callback23a */ + RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv))); + } + + /* s5. Cancle assoc_timer */ + del_timer_sync(&pmlmepriv->assoc_timer); + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_info_,("Cancle assoc_timer\n")); + } else { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("rtw23a_joinbss_event_cb err: fw_state:%x", + get_fwstate(pmlmepriv))); + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + goto ignore_joinbss_callback; + } + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + } else if(pnetwork->join_res == -4) { + rtw_reset_securitypriv23a(adapter); + mod_timer(&pmlmepriv->assoc_timer, + jiffies + msecs_to_jiffies(1)); + + /* rtw_free_assoc_resources23a(adapter, 1); */ + + if((check_fwstate(pmlmepriv, _FW_UNDER_LINKING))) { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("fail! clear _FW_UNDER_LINKING ^^^fw_state=%x\n", + get_fwstate(pmlmepriv))); + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + } + + } else { + /* if join_res < 0 (join fails), then try again */ + mod_timer(&pmlmepriv->assoc_timer, + jiffies + msecs_to_jiffies(1)); + _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); + } + +ignore_joinbss_callback: + + spin_unlock_bh(&pmlmepriv->lock); +} + +void rtw23a_joinbss_event_cb(struct rtw_adapter *adapter, u8 *pbuf) +{ + struct wlan_network *pnetwork = (struct wlan_network *)pbuf; + + mlmeext_joinbss_event_callback23a(adapter, pnetwork->join_res); + + rtw_os_xmit_schedule23a(adapter); + +} + +/* FOR AP , AD-HOC mode */ +void rtw_stassoc_hw_rpt23a(struct rtw_adapter *adapter, struct sta_info *psta) +{ + u16 media_status; + + if (psta == NULL) return; + + media_status = (psta->mac_id<<8)|1; /* MACID|OPMODE:1 connect */ + rtw_hal_set_hwreg23a(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status); +} + +void rtw_stassoc_event_callback23a(struct rtw_adapter *adapter, u8 *pbuf) +{ + struct sta_info *psta; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct stassoc_event *pstassoc = (struct stassoc_event*)pbuf; + struct wlan_network *cur_network = &pmlmepriv->cur_network; + struct wlan_network *ptarget_wlan = NULL; + + if(rtw_access_ctrl23a(adapter, pstassoc->macaddr) == false) + return; + +#ifdef CONFIG_8723AU_AP_MODE + if(check_fwstate(pmlmepriv, WIFI_AP_STATE)) + { + psta = rtw_get_stainfo23a(&adapter->stapriv, pstassoc->macaddr); + if (psta) { + /* bss_cap_update_on_sta_join23a(adapter, psta); */ + /* sta_info_update23a(adapter, psta); */ + ap_sta_info_defer_update23a(adapter, psta); + + rtw_stassoc_hw_rpt23a(adapter,psta); + } + return; + } +#endif + /* for AD-HOC mode */ + psta = rtw_get_stainfo23a(&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_callback23a: sta has been in sta_hash_queue\n")); + return; /* between drv has received this event before and fw have not yet to set key to CAM_ENTRY) */ + } + + psta = rtw_alloc_stainfo23a(&adapter->stapriv, pstassoc->macaddr); + if (psta == NULL) { + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("Can't alloc sta_info when rtw_stassoc_event_callback23a\n")); + return; + } + + /* to do : init sta_info variable */ + psta->qos_option = 0; + psta->mac_id = (uint)pstassoc->cam_id; + /* psta->aid = (uint)pstassoc->cam_id; */ + DBG_8723A("%s\n",__func__); + /* for ad-hoc mode */ + rtw_hal_set_odm_var23a(adapter,HAL_ODM_STA_INFO,psta,true); + + rtw_stassoc_hw_rpt23a(adapter,psta); + + if(adapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X) + psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm; + + psta->ieee8021x_blocked = false; + + spin_lock_bh(&pmlmepriv->lock); + + if ( (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)==true ) || + (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true ) ) + { + if(adapter->stapriv.asoc_sta_count== 2) + { + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + ptarget_wlan = rtw_find_network23a(&pmlmepriv->scanned_queue, cur_network->network.MacAddress); + if(ptarget_wlan) ptarget_wlan->fixed = true; + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ + rtw_indicate_connect23a(adapter); + } + } + + spin_unlock_bh(&pmlmepriv->lock); + + mlmeext_sta_add_event_callback23a(adapter, psta); +} + +void rtw_stadel_event_callback23a(struct rtw_adapter *adapter, u8 *pbuf) +{ + int mac_id=-1; + struct sta_info *psta; + struct wlan_network* pwlan = NULL; + struct wlan_bssid_ex *pdev_network=NULL; + u8* pibss = NULL; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct stadel_event *pstadel = (struct stadel_event*)pbuf; + struct sta_priv *pstapriv = &adapter->stapriv; + struct wlan_network *tgt_network = &pmlmepriv->cur_network; + + psta = rtw_get_stainfo23a(&adapter->stapriv, pstadel->macaddr); + if(psta) + mac_id = psta->mac_id; + else + mac_id = pstadel->mac_id; + + DBG_8723A("%s(mac_id=%d)=" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr)); + + if(mac_id>=0) { + u16 media_status; + media_status = (mac_id<<8)|0; /* MACID|OPMODE:0 means disconnect */ + /* for STA,AP,ADHOC mode, report disconnect stauts to FW */ + rtw_hal_set_hwreg23a(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status); + } + + if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) + { + return; + } + + mlmeext_sta_del_event_callback23a(adapter); + + spin_lock_bh(&pmlmepriv->lock); + + if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) + { + if (rtw_to_roaming(adapter) > 0) + pmlmepriv->to_roaming--; /* this stadel_event is caused by roaming, decrease to_roaming */ + else if (rtw_to_roaming(adapter) == 0) + rtw_set_roaming(adapter, adapter->registrypriv.max_roaming_times); + if (*((unsigned short *)(pstadel->rsvd)) != WLAN_REASON_EXPIRATION_CHK) + rtw_set_roaming(adapter, 0); /* don't roam */ + + rtw_free_uc_swdec_pending_queue23a(adapter); + + rtw_free_assoc_resources23a(adapter, 1); + rtw_indicate_disconnect23a(adapter); + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + /* remove the network entry in scanned_queue */ + pwlan = rtw_find_network23a(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); + if (pwlan) { + pwlan->fixed = false; + rtw_free_network_nolock(pmlmepriv, pwlan); + } + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + + _rtw23a_roaming(adapter, tgt_network); + } + + if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) || + check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) + { + + spin_lock_bh(&pstapriv->sta_hash_lock); + rtw_free_stainfo23a(adapter, psta); + spin_unlock_bh(&pstapriv->sta_hash_lock); + + if (adapter->stapriv.asoc_sta_count == 1) /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ + { + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + /* free old ibss network */ + /* pwlan = rtw_find_network23a(&pmlmepriv->scanned_queue, pstadel->macaddr); */ + pwlan = rtw_find_network23a(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress); + if (pwlan) + { + pwlan->fixed = false; + rtw_free_network_nolock(pmlmepriv, pwlan); + } + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + /* re-create ibss */ + pdev_network = &adapter->registrypriv.dev_network; + pibss = adapter->registrypriv.dev_network.MacAddress; + + memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network)); + + memset(&pdev_network->Ssid, 0, + sizeof(struct cfg80211_ssid)); + memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, + sizeof(struct cfg80211_ssid)); + + rtw_update_registrypriv_dev_network23a(adapter); + + rtw_generate_random_ibss23a(pibss); + + if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) + { + set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE); + _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE); + } + + if (rtw_createbss_cmd23a(adapter)!= _SUCCESS) + { + + RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>stadel_event_callback: rtw_createbss_cmd23a status FAIL***\n ")); + + } + + } + + } + + spin_unlock_bh(&pmlmepriv->lock); + +} + +void rtw_cpwm_event_callback23a(struct rtw_adapter *padapter, u8 *pbuf) +{ + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_,("+rtw_cpwm_event_callback23a !!!\n")); + +} + +/* +* rtw23a_join_to_handler - Timeout/faliure handler for CMD JoinBss +* @adapter: pointer to _adapter structure +*/ +void rtw23a_join_to_handler (unsigned long data) +{ + struct rtw_adapter *adapter = (struct rtw_adapter *)data; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + int do_join_r; + + DBG_8723A("%s, fw_state=%x\n", __func__, get_fwstate(pmlmepriv)); + + if(adapter->bDriverStopped ||adapter->bSurpriseRemoved) + return; + + spin_lock_bh(&pmlmepriv->lock); + + if (rtw_to_roaming(adapter) > 0) { /* join timeout caused by roaming */ + while(1) { + pmlmepriv->to_roaming--; + if (rtw_to_roaming(adapter) != 0) { /* try another */ + DBG_8723A("%s try another roaming\n", __func__); + if (_SUCCESS!= (do_join_r = rtw_do_join23a(adapter))) { + DBG_8723A("%s roaming do_join return %d\n", __func__ , do_join_r); + continue; + } + break; + } else { + DBG_8723A("%s We've try roaming but fail\n", __func__); + rtw_indicate_disconnect23a(adapter); + break; + } + } + } else { + rtw_indicate_disconnect23a(adapter); + free_scanqueue(pmlmepriv);/* */ + + /* indicate disconnect for the case that join_timeout and check_fwstate != FW_LINKED */ + rtw_cfg80211_indicate_disconnect(adapter); + } + + spin_unlock_bh(&pmlmepriv->lock); + +} + +/* +* rtw_scan_timeout_handler23a - Timeout/Faliure handler for CMD SiteSurvey +* @data: pointer to _adapter structure +*/ +void rtw_scan_timeout_handler23a(unsigned long data) +{ + struct rtw_adapter *adapter = (struct rtw_adapter *)data; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + + DBG_8723A(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv)); + + spin_lock_bh(&pmlmepriv->lock); + + _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); + + spin_unlock_bh(&pmlmepriv->lock); + + rtw_indicate_scan_done23a(adapter, true); +} + +static void rtw_auto_scan_handler(struct rtw_adapter *padapter) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + /* auto site survey per 60sec */ + if (pmlmepriv->scan_interval > 0) { + pmlmepriv->scan_interval--; + if (pmlmepriv->scan_interval == 0) { + DBG_8723A("%s\n", __func__); + rtw_set_802_11_bssid23a_list_scan(padapter, NULL, 0); + pmlmepriv->scan_interval = SCAN_INTERVAL;/* 30*2 sec = 60sec */ + } + } +} + +void rtw_dynamic_check_timer_handler(unsigned long data) +{ + struct rtw_adapter *adapter = (struct rtw_adapter *)data; + struct registry_priv *pregistrypriv = &adapter->registrypriv; + + if (adapter->hw_init_completed == false) + goto out; + + if ((adapter->bDriverStopped == true)||(adapter->bSurpriseRemoved == true)) + goto out; + + if (adapter->net_closed == true) + goto out; + + rtw_dynamic_chk_wk_cmd23a(adapter); + + if (pregistrypriv->wifi_spec == 1) + { +#ifdef CONFIG_8723AU_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); + } + } +out: + mod_timer(&adapter->mlmepriv.dynamic_chk_timer, + jiffies + msecs_to_jiffies(2000)); +} + +inline bool rtw_is_scan_deny(struct rtw_adapter *adapter) +{ + struct mlme_priv *mlmepriv = &adapter->mlmepriv; + return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false; +} + +void rtw_clear_scan_deny(struct rtw_adapter *adapter) +{ + struct mlme_priv *mlmepriv = &adapter->mlmepriv; + atomic_set(&mlmepriv->set_scan_deny, 0); + if (0) + DBG_8723A(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter)); +} + +void rtw_set_scan_deny_timer_hdl(unsigned long data) +{ + struct rtw_adapter *adapter = (struct rtw_adapter *)data; + rtw_clear_scan_deny(adapter); +} + +void rtw_set_scan_deny(struct rtw_adapter *adapter, u32 ms) +{ + struct mlme_priv *mlmepriv = &adapter->mlmepriv; + + if (0) + DBG_8723A(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter)); + atomic_set(&mlmepriv->set_scan_deny, 1); + mod_timer(&mlmepriv->set_scan_deny_timer, + jiffies + msecs_to_jiffies(ms)); + +} + +#if defined(IEEE80211_SCAN_RESULT_EXPIRE) +#define RTW_SCAN_RESULT_EXPIRE IEEE80211_SCAN_RESULT_EXPIRE/HZ*1000 -1000 /* 3000 -1000 */ +#else +#define RTW_SCAN_RESULT_EXPIRE 2000 +#endif + +/* +* Select a new join candidate from the original @param candidate and @param competitor +* @return true: candidate is updated +* @return false: candidate is not updated +*/ +static int rtw_check_join_candidate(struct mlme_priv *pmlmepriv + , struct wlan_network **candidate, struct wlan_network *competitor) +{ + int updated = false; + struct rtw_adapter *adapter = container_of(pmlmepriv, struct rtw_adapter, mlmepriv); + + /* check bssid, if needed */ + if (pmlmepriv->assoc_by_bssid == true) { + if (!ether_addr_equal(competitor->network.MacAddress, + pmlmepriv->assoc_bssid)) + goto exit; + } + + /* check ssid, if needed */ + if (pmlmepriv->assoc_ssid.ssid_len) { + if (competitor->network.Ssid.ssid_len != + pmlmepriv->assoc_ssid.ssid_len || + memcmp(competitor->network.Ssid.ssid, + pmlmepriv->assoc_ssid.ssid, + pmlmepriv->assoc_ssid.ssid_len)) + goto exit; + } + + if (rtw_is_desired_network(adapter, competitor) == false) + goto exit; + + if (rtw_to_roaming(adapter) > 0) { + unsigned int passed; + + passed = jiffies_to_msecs(jiffies - competitor->last_scanned); + if (passed >= RTW_SCAN_RESULT_EXPIRE || + is_same_ess(&competitor->network, + &pmlmepriv->cur_network.network) == false) + goto exit; + } + + if (*candidate == NULL ||(*candidate)->network.Rssi<competitor->network.Rssi) { + *candidate = competitor; + updated = true; + } + + if (updated) { + DBG_8723A("[by_bssid:%u][assoc_ssid:%s][to_roaming:%u] new candidate: %s("MAC_FMT") rssi:%d\n", + pmlmepriv->assoc_by_bssid, + pmlmepriv->assoc_ssid.ssid, + rtw_to_roaming(adapter), + (*candidate)->network.Ssid.ssid, + MAC_ARG((*candidate)->network.MacAddress), + (int)(*candidate)->network.Rssi); + } + +exit: + return updated; +} + +/* +Calling context: +The caller of the sub-routine will be in critical section... + +The caller must hold the following spinlock + +pmlmepriv->lock + +*/ + +int rtw_select_and_join_from_scanned_queue23a(struct mlme_priv *pmlmepriv) +{ + int ret; + struct list_head *phead, *plist, *ptmp; + struct rtw_adapter *adapter; + struct rtw_queue *queue = &pmlmepriv->scanned_queue; + struct wlan_network *pnetwork = NULL; + struct wlan_network *candidate = NULL; + + spin_lock_bh(&pmlmepriv->scanned_queue.lock); + phead = get_list_head(queue); + adapter = pmlmepriv->nic_hdl; + + list_for_each_safe(plist, ptmp, phead) { + pnetwork = container_of(plist, struct wlan_network, list); + if (!pnetwork) { + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("%s return _FAIL:(pnetwork == NULL)\n", + __func__)); + ret = _FAIL; + goto exit; + } + + rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork); + } + + if (!candidate) { + DBG_8723A("%s: return _FAIL(candidate == NULL)\n", __func__); + ret = _FAIL; + goto exit; + } else { + DBG_8723A("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__, + candidate->network.Ssid.ssid, + MAC_ARG(candidate->network.MacAddress), + candidate->network.Configuration.DSConfig); + } + + /* check for situation of _FW_LINKED */ + if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { + DBG_8723A("%s: _FW_LINKED while ask_for_joinbss!!!\n", + __func__); + + rtw_disassoc_cmd23a(adapter, 0, true); + rtw_indicate_disconnect23a(adapter); + rtw_free_assoc_resources23a(adapter, 0); + } + set_fwstate(pmlmepriv, _FW_UNDER_LINKING); + ret = rtw_joinbss_cmd23a(adapter, candidate); + +exit: + spin_unlock_bh(&pmlmepriv->scanned_queue.lock); + + return ret; +} + +int rtw_set_auth23a(struct rtw_adapter * adapter, + struct security_priv *psecuritypriv) +{ + struct cmd_obj* pcmd; + struct setauth_parm *psetauthparm; + struct cmd_priv *pcmdpriv = &adapter->cmdpriv; + int res = _SUCCESS; + + pcmd = (struct cmd_obj *)kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + if (!pcmd) { + res = _FAIL; /* try again */ + goto exit; + } + + psetauthparm = (struct setauth_parm*) + kzalloc(sizeof(struct setauth_parm), GFP_KERNEL); + if (!psetauthparm) { + kfree(pcmd); + res = _FAIL; + goto exit; + } + + 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; + + INIT_LIST_HEAD(&pcmd->list); + + RT_TRACE(_module_rtl871x_mlme_c_,_drv_err_, + ("after enqueue set_auth_cmd, auth_mode=%x\n", + psecuritypriv->dot11AuthAlgrthm)); + + res = rtw_enqueue_cmd23a(pcmdpriv, pcmd); + +exit: + + return res; +} + +int rtw_set_key23a(struct rtw_adapter *adapter, + struct security_priv *psecuritypriv, int 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; + int res = _SUCCESS; + + pcmd = (struct cmd_obj *)kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + if (!pcmd) { + res = _FAIL; /* try again */ + goto exit; + } + psetkeyparm = kzalloc(sizeof(struct setkey_parm), GFP_KERNEL); + if (!psetkeyparm) { + kfree(pcmd); + res = _FAIL; + goto exit; + } + + if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { + psetkeyparm->algorithm = (unsigned char) + psecuritypriv->dot118021XGrpPrivacy; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("\n rtw_set_key23a: 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_key23a: psetkeyparm->algorithm = (u8)" + "psecuritypriv->dot11PrivacyAlgrthm =%d\n", + psetkeyparm->algorithm)); + } + psetkeyparm->keyid = (u8)keyid;/* 0~3 */ + psetkeyparm->set_tx = set_tx; + if (is_wep_enc(psetkeyparm->algorithm)) + pmlmepriv->key_mask |= CHKBIT(psetkeyparm->keyid); + + DBG_8723A("==> rtw_set_key23a 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_key23a: psetkeyparm->algorithm =%d psetkeyparm->" + "keyid = (u8)keyid =%d\n", psetkeyparm->algorithm, keyid)); + + switch (psetkeyparm->algorithm) { + case _WEP40_: + keylen = 5; + memcpy(&psetkeyparm->key[0], + &psecuritypriv->dot11DefKey[keyid].skey[0], keylen); + break; + case _WEP104_: + keylen = 13; + memcpy(&psetkeyparm->key[0], + &psecuritypriv->dot11DefKey[keyid].skey[0], keylen); + break; + case _TKIP_: + keylen = 16; + memcpy(&psetkeyparm->key, + &psecuritypriv->dot118021XGrpKey[keyid], keylen); + psetkeyparm->grpkey = 1; + break; + case _AES_: + keylen = 16; + memcpy(&psetkeyparm->key, + &psecuritypriv->dot118021XGrpKey[keyid], keylen); + psetkeyparm->grpkey = 1; + break; + default: + RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, + ("\n rtw_set_key23a:psecuritypriv->dot11PrivacyAlgrthm = " + "%x (must be 1 or 2 or 4 or 5)\n", + psecuritypriv->dot11PrivacyAlgrthm)); + res = _FAIL; + kfree(pcmd); + kfree(psetkeyparm); + goto exit; + } + + pcmd->cmdcode = _SetKey_CMD_; + pcmd->parmbuf = (u8 *)psetkeyparm; + pcmd->cmdsz = (sizeof(struct setkey_parm)); + pcmd->rsp = NULL; + pcmd->rspsz = 0; + + INIT_LIST_HEAD(&pcmd->list); + + /* sema_init(&pcmd->cmd_sem, 0); */ + + res = rtw_enqueue_cmd23a(pcmdpriv, pcmd); + +exit: + + return res; +} + +/* adjust IEs for rtw_joinbss_cmd23a in WMM */ +int rtw_restruct_wmm_ie23a(struct rtw_adapter *adapter, u8 *in_ie, + u8 *out_ie, uint in_len, uint initial_out_len) +{ + unsigned int ielength = 0; + unsigned int i, j; + + i = 12; /* after the fixed IE */ + while(i < in_len) { + ielength = initial_out_len; + + /* WMM element ID and OUI */ + if (in_ie[i] == 0xDD && in_ie[i + 2] == 0x00 && + in_ie[i + 3] == 0x50 && in_ie[i + 4] == 0xF2 && + in_ie[i + 5] == 0x02 && i+5 < in_len) { + + /* Append WMM IE to the last index of out_ie */ + for (j = i; j < i + 9; j++) { + out_ie[ielength] = in_ie[j]; + ielength++; + } + out_ie[initial_out_len + 1] = 0x07; + out_ie[initial_out_len + 6] = 0x00; + out_ie[initial_out_len + 8] = 0x00; + + break; + } + + i += (in_ie[i + 1] + 2); /* to the next IE element */ + } + + return ielength; +} + +/* */ +/* Ported from 8185: IsInPreAuthKeyList(). + (Renamed from SecIsInPreAuthKeyList(), 2006-10-13.) */ +/* Added by Annie, 2006-05-07. */ +/* */ +/* Search by BSSID, */ +/* Return Value: */ +/* -1 :if there is no pre-auth key in the table */ +/* >= 0 :if there is pre-auth key, and return the entry id */ +/* */ +/* */ + +static int SecIsInPMKIDList(struct rtw_adapter *Adapter, u8 *bssid) +{ + struct security_priv *psecuritypriv = &Adapter->securitypriv; + int i = 0; + + do { + if (psecuritypriv->PMKIDList[i].bUsed && + ether_addr_equal(psecuritypriv->PMKIDList[i].Bssid, bssid)) { + break; + } else { + i++; + /* continue; */ + } + } while(i < NUM_PMKID_CACHE); + + if (i == NUM_PMKID_CACHE) { + i = -1;/* Could not find. */ + } else { + /* There is one Pre-Authentication Key for + the specific BSSID. */ + } + + return i; +} + +/* */ +/* Check the RSN IE length */ +/* If the RSN IE length <= 20, the RSN IE didn't include + the PMKID information */ +/* 0-11th element in the array are the fixed IE */ +/* 12th element in the array is the IE */ +/* 13th element in the array is the IE length */ +/* */ + +static int rtw_append_pmkid(struct rtw_adapter *Adapter, int iEntry, + u8 *ie, uint ie_len) +{ + struct security_priv *psecuritypriv = &Adapter->securitypriv; + + if (ie[13] <= 20) { + /* The RSN IE didn't include the PMK ID, + append the PMK information */ + ie[ie_len] = 1; + ie_len++; + ie[ie_len] = 0; /* PMKID count = 0x0100 */ + ie_len++; + memcpy(&ie[ie_len], + &psecuritypriv->PMKIDList[iEntry].PMKID, 16); + + ie_len += 16; + ie[13] += 18;/* PMKID length = 2+16 */ + } + return ie_len; +} +int rtw_restruct_sec_ie23a(struct rtw_adapter *adapter, u8 *in_ie, u8 *out_ie, + uint in_len) +{ + u8 authmode; + uint ielength; + int iEntry; + struct mlme_priv *pmlmepriv = &adapter->mlmepriv; + struct security_priv *psecuritypriv = &adapter->securitypriv; + uint ndisauthmode = psecuritypriv->ndisauthtype; + uint ndissecuritytype = psecuritypriv->ndisencryptstatus; + + RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, + ("+rtw_restruct_sec_ie23a: ndisauthmode=%d ndissecuritytype=%d\n", + ndisauthmode, ndissecuritytype)); + + /* copy fixed ie only */ + memcpy(out_ie, in_ie, 12); + ielength = 12; + if ((ndisauthmode==Ndis802_11AuthModeWPA) || + (ndisauthmode==Ndis802_11AuthModeWPAPSK)) + authmode=_WPA_IE_ID_; + if ((ndisauthmode==Ndis802_11AuthModeWPA2) || + (ndisauthmode==Ndis802_11AuthModeWPA2PSK)) + authmode=_WPA2_IE_ID_; + + if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) { + memcpy(out_ie + ielength, psecuritypriv->wps_ie, + psecuritypriv->wps_ie_len); + + ielength += psecuritypriv->wps_ie_len; + } else if ((authmode==_WPA_IE_ID_) || (authmode==_WPA2_IE_ID_)) { + /* copy RSN or SSN */ + memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], + psecuritypriv->supplicant_ie[1] + 2); + ielength += psecuritypriv->supplicant_ie[1] + 2; + rtw_report_sec_ie23a(adapter, authmode, + psecuritypriv->supplicant_ie); + } + + iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); + if (iEntry < 0) { + return ielength; + } else { + if (authmode == _WPA2_IE_ID_) { + ielength=rtw_append_pmkid(adapter, iEntry, + out_ie, ielength); + } + } + + return ielength; +} + +void rtw_init_registrypriv_dev_network23a(struct rtw_adapter* adapter) +{ + struct registry_priv* pregistrypriv = &adapter->registrypriv; + struct eeprom_priv* peepriv = &adapter->eeprompriv; + struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; + u8 *myhwaddr = myid(peepriv); + + ether_addr_copy(pdev_network->MacAddress, myhwaddr); + + memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, + sizeof(struct cfg80211_ssid)); + + pdev_network->Configuration.Length=sizeof(struct ndis_802_11_config); + pdev_network->Configuration.BeaconPeriod = 100; + pdev_network->Configuration.FHConfig.Length = 0; + pdev_network->Configuration.FHConfig.HopPattern = 0; + pdev_network->Configuration.FHConfig.HopSet = 0; + pdev_network->Configuration.FHConfig.DwellTime = 0; + +} + +void rtw_update_registrypriv_dev_network23a(struct rtw_adapter* adapter) +{ + int sz = 0; + struct registry_priv* pregistrypriv = &adapter->registrypriv; + struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; + struct security_priv *psecuritypriv = &adapter->securitypriv; + struct wlan_network *cur_network = &adapter->mlmepriv.cur_network; + /* struct xmit_priv *pxmitpriv = &adapter->xmitpriv; */ + + pdev_network->Privacy = + (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0); + + pdev_network->Rssi = 0; + + switch (pregistrypriv->wireless_mode) + { + case WIRELESS_11B: + pdev_network->NetworkTypeInUse = Ndis802_11DS; + break; + case WIRELESS_11G: + case WIRELESS_11BG: + case WIRELESS_11_24N: + case WIRELESS_11G_24N: + case WIRELESS_11BG_24N: + pdev_network->NetworkTypeInUse = Ndis802_11OFDM24; + break; + case WIRELESS_11A: + case WIRELESS_11A_5N: + pdev_network->NetworkTypeInUse = Ndis802_11OFDM5; + break; + case WIRELESS_11ABGN: + if (pregistrypriv->channel > 14) + pdev_network->NetworkTypeInUse = Ndis802_11OFDM5; + else + pdev_network->NetworkTypeInUse = Ndis802_11OFDM24; + break; + default : + /* TODO */ + break; + } + + pdev_network->Configuration.DSConfig = pregistrypriv->channel; + RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, + ("pregistrypriv->channel =%d, pdev_network->Configuration." + "DSConfig = 0x%x\n", pregistrypriv->channel, + pdev_network->Configuration.DSConfig)); + + if (cur_network->network.InfrastructureMode == Ndis802_11IBSS) + pdev_network->Configuration.ATIMWindow = 0; + + pdev_network->InfrastructureMode = + cur_network->network.InfrastructureMode; + + /* 1. Supported rates */ + /* 2. IE */ + + sz = rtw_generate_ie23a(pregistrypriv); + + pdev_network->IELength = sz; + + pdev_network->Length = + get_wlan_bssid_ex_sz((struct 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); */ + +} + +void rtw_get_encrypt_decrypt_from_registrypriv23a(struct rtw_adapter* adapter) +{ + +} + +/* the fucntion is at passive_level */ +void rtw_joinbss_reset23a(struct rtw_adapter *padapter) +{ + u8 threshold; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + + /* todo: if you want to do something io/reg/hw setting + before join_bss, please add code here */ + + pmlmepriv->num_FortyMHzIntolerant = 0; + + pmlmepriv->num_sta_no_ht = 0; + + phtpriv->ampdu_enable = false;/* reset to disabled */ + + /* TH = 1 => means that invalidate usb rx aggregation */ + /* TH = 0 => means that validate usb rx aggregation, use init value. */ + if (phtpriv->ht_option) { + if (padapter->registrypriv.wifi_spec == 1) + threshold = 1; + else + threshold = 0; + rtw_hal_set_hwreg23a(padapter, HW_VAR_RXDMA_AGG_PG_TH, + (u8 *)(&threshold)); + } else { + threshold = 1; + rtw_hal_set_hwreg23a(padapter, HW_VAR_RXDMA_AGG_PG_TH, + (u8 *)(&threshold)); + } +} + +/* the fucntion is >= passive_level */ +unsigned int rtw_restructure_ht_ie23a(struct rtw_adapter *padapter, u8 *in_ie, + u8 *out_ie, uint in_len, uint *pout_len) +{ + u32 ielen, out_len; + int max_rx_ampdu_factor; + unsigned char *p, *pframe; + struct ieee80211_ht_cap ht_capie; + unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct qos_priv *pqospriv = &pmlmepriv->qospriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + + phtpriv->ht_option = false; + + p = rtw_get_ie23a(in_ie + 12, _HT_CAPABILITY_IE_, &ielen, in_len - 12); + + if (p && ielen > 0) { + u32 rx_packet_offset, max_recvbuf_sz; + if (pqospriv->qos_option == 0) { + out_len = *pout_len; + pframe = rtw_set_ie23a(out_ie + out_len, + _VENDOR_SPECIFIC_IE_, + _WMM_IE_Length_, WMM_IE, pout_len); + + pqospriv->qos_option = 1; + } + + out_len = *pout_len; + + memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap)); + + ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH_20_40 | + IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40 | + IEEE80211_HT_CAP_TX_STBC | IEEE80211_HT_CAP_DSSSCCK40; + + rtw_hal_get_def_var23a(padapter, HAL_DEF_RX_PACKET_OFFSET, + &rx_packet_offset); + rtw_hal_get_def_var23a(padapter, HAL_DEF_MAX_RECVBUF_SZ, + &max_recvbuf_sz); + + rtw_hal_get_def_var23a(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_AMPDU_PARM_DENSITY& (0x07 << 2)); + else + ht_capie.ampdu_params_info |= + (IEEE80211_HT_AMPDU_PARM_DENSITY & 0x00); + + pframe = rtw_set_ie23a(out_ie + out_len, _HT_CAPABILITY_IE_, + sizeof(struct ieee80211_ht_cap), + (unsigned char*)&ht_capie, pout_len); + + phtpriv->ht_option = true; + + p = rtw_get_ie23a(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_ie23a(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_cap23a(struct rtw_adapter *padapter, u8 *pie, uint ie_len) +{ + u8 *p, max_ampdu_sz; + int len; + /* struct sta_info *bmc_sta, *psta; */ + struct ieee80211_ht_cap *pht_capie; + struct ieee80211_ht_addt_info *pht_addtinfo; + /* struct recv_reorder_ctrl *preorder_ctrl; */ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct ht_priv *phtpriv = &pmlmepriv->htpriv; + /* struct recv_priv *precvpriv = &padapter->recvpriv; */ + struct registry_priv *pregistrypriv = &padapter->registrypriv; + /* struct wlan_network *pcur_network = &pmlmepriv->cur_network;; */ + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + + if (!phtpriv->ht_option) + return; + + if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable)) + return; + + DBG_8723A("+rtw_update_ht_cap23a()\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_ie23a(pie+sizeof (struct ndis_802_11_fixed_ies), _HT_CAPABILITY_IE_, &len, ie_len-sizeof (struct ndis_802_11_fixed_ies)); + if (p && len > 0) { + pht_capie = (struct ieee80211_ht_cap *)(p+2); + max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_AMPDU_PARM_FACTOR); + max_ampdu_sz = 1 << (max_ampdu_sz+3); /* max_ampdu_sz (kbytes); */ + + /* DBG_8723A("rtw_update_ht_cap23a(): max_ampdu_sz =%d\n", max_ampdu_sz); */ + phtpriv->rx_ampdu_maxlen = max_ampdu_sz; + + } + + len = 0; + p = rtw_get_ie23a(pie+sizeof (struct ndis_802_11_fixed_ies), _HT_ADD_INFO_IE_, &len, ie_len-sizeof (struct ndis_802_11_fixed_ies)); + if (p && len>0) + { + pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2); + /* todo: */ + } + + /* update cur_bwmode & cur_ch_offset */ + if ((pregistrypriv->cbw40_enable) && + (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_1R23A[i]; + else + pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= MCS_rate_2R23A[i]; + } + /* switch to the 40M Hz mode accoring to the AP */ + pmlmeext->cur_bwmode = HT_CHANNEL_WIDTH_40; + switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) + { + case HT_EXTCHNL_OFFSET_UPPER: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER; + break; + + case HT_EXTCHNL_OFFSET_LOWER: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER; + break; + + default: + pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE; + break; + } + } + + /* */ + /* Config SM Power Save setting */ + /* */ + pmlmeinfo->SM_PS = (pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info & 0x0C) >> 2; + if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC) + DBG_8723A("%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_cmd23a(struct rtw_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_multicast_ether_addr(pattrib->ra); + + if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod<100)) + return; + + priority = pattrib->priority; + + if (pattrib->psta) + psta = pattrib->psta; + else + { + DBG_8723A("%s, call rtw_get_stainfo23a()\n", __func__); + psta = rtw_get_stainfo23a(&padapter->stapriv, pattrib->ra); + } + + if (psta == NULL) + { + DBG_8723A("%s, psta == NUL\n", __func__); + return; + } + + if (!(psta->state &_FW_LINKED)) + { + DBG_8723A("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state); + return; + } + + phtpriv = &psta->htpriv; + + if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) + { + issued = (phtpriv->agg_enable_bitmap>>priority)&0x1; + issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1; + + if (0 == issued) + { + DBG_8723A("rtw_issue_addbareq_cmd23a, p =%d\n", priority); + psta->htpriv.candidate_tid_bitmap |= CHKBIT((u8)priority); + rtw_addbareq_cmd23a(padapter, (u8) priority, pattrib->ra); + } + } +} + +inline void rtw_set_roaming(struct rtw_adapter *adapter, u8 to_roaming) +{ + if (to_roaming == 0) + adapter->mlmepriv.to_join = false; + adapter->mlmepriv.to_roaming = to_roaming; +} + +inline u8 rtw_to_roaming(struct rtw_adapter *adapter) +{ + return adapter->mlmepriv.to_roaming; +} + +void rtw23a_roaming(struct rtw_adapter *padapter, struct wlan_network *tgt_network) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + + spin_lock_bh(&pmlmepriv->lock); + _rtw23a_roaming(padapter, tgt_network); + spin_unlock_bh(&pmlmepriv->lock); +} +void _rtw23a_roaming(struct rtw_adapter *padapter, struct wlan_network *tgt_network) +{ + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct wlan_network *pnetwork; + int do_join_r; + + if (tgt_network != NULL) + pnetwork = tgt_network; + else + pnetwork = &pmlmepriv->cur_network; + + if (0 < rtw_to_roaming(padapter)) { + DBG_8723A("roaming from %s("MAC_FMT"), length:%d\n", + pnetwork->network.Ssid.ssid, + MAC_ARG(pnetwork->network.MacAddress), + pnetwork->network.Ssid.ssid_len); + memcpy(&pmlmepriv->assoc_ssid, &pnetwork->network.Ssid, + sizeof(struct cfg80211_ssid)); + + pmlmepriv->assoc_by_bssid = false; + + while(1) { + if (_SUCCESS == (do_join_r = rtw_do_join23a(padapter))) { + break; + } else { + DBG_8723A("roaming do_join return %d\n", do_join_r); + pmlmepriv->to_roaming--; + + if (0 < rtw_to_roaming(padapter)) { + continue; + } else { + DBG_8723A("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__); + rtw_indicate_disconnect23a(padapter); + break; + } + } + } + } +} + +int rtw_linked_check(struct rtw_adapter *padapter) +{ + if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE)) || + (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE))) { + if (padapter->stapriv.asoc_sta_count > 2) + return true; + } else { /* Station mode */ + if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true) + return true; + } + return false; +} |