| // SPDX-License-Identifier: GPL-2.0 |
| /* Copyright(c) 2007 - 2011 Realtek Corporation. i*/ |
| |
| #define _MLME_OSDEP_C_ |
| |
| #include "../include/osdep_service.h" |
| #include "../include/drv_types.h" |
| #include "../include/mlme_osdep.h" |
| |
| void rtw_join_timeout_handler (struct timer_list *t) |
| { |
| struct adapter *adapter = from_timer(adapter, t, mlmepriv.assoc_timer); |
| |
| _rtw_join_timeout_handler(adapter); |
| } |
| |
| void _rtw_scan_timeout_handler (struct timer_list *t) |
| { |
| struct adapter *adapter = from_timer(adapter, t, mlmepriv.scan_to_timer); |
| |
| rtw_scan_timeout_handler(adapter); |
| } |
| |
| static void _dynamic_check_timer_handlder(struct timer_list *t) |
| { |
| struct adapter *adapter = from_timer(adapter, t, mlmepriv.dynamic_chk_timer); |
| |
| rtw_dynamic_check_timer_handlder(adapter); |
| _set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000); |
| } |
| |
| void rtw_init_mlme_timer(struct adapter *padapter) |
| { |
| struct mlme_priv *pmlmepriv = &padapter->mlmepriv; |
| |
| timer_setup(&pmlmepriv->assoc_timer, rtw_join_timeout_handler, 0); |
| timer_setup(&pmlmepriv->scan_to_timer, _rtw_scan_timeout_handler, 0); |
| timer_setup(&pmlmepriv->dynamic_chk_timer, _dynamic_check_timer_handlder, 0); |
| } |
| |
| void rtw_os_indicate_connect(struct adapter *adapter) |
| { |
| |
| rtw_indicate_wx_assoc_event(adapter); |
| netif_carrier_on(adapter->pnetdev); |
| if (adapter->pid[2] != 0) |
| rtw_signal_process(adapter->pid[2], SIGALRM); |
| |
| } |
| |
| void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted) |
| { |
| indicate_wx_scan_complete_event(padapter); |
| } |
| |
| static struct rt_pmkid_list backup_pmkid[NUM_PMKID_CACHE]; |
| |
| void rtw_reset_securitypriv(struct adapter *adapter) |
| { |
| u8 backup_index = 0; |
| u8 backup_counter = 0x00; |
| u32 backup_time = 0; |
| |
| if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { |
| /* 802.1x */ |
| /* We have to backup the PMK information for WiFi PMK Caching test item. */ |
| /* Backup the btkip_countermeasure information. */ |
| /* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */ |
| memset(&backup_pmkid[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); |
| memcpy(&backup_pmkid[0], &adapter->securitypriv.PMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); |
| backup_index = adapter->securitypriv.PMKIDIndex; |
| backup_counter = adapter->securitypriv.btkip_countermeasure; |
| backup_time = adapter->securitypriv.btkip_countermeasure_time; |
| memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv)); |
| |
| /* Restore the PMK information to securitypriv structure for the following connection. */ |
| memcpy(&adapter->securitypriv.PMKIDList[0], |
| &backup_pmkid[0], |
| sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); |
| adapter->securitypriv.PMKIDIndex = backup_index; |
| adapter->securitypriv.btkip_countermeasure = backup_counter; |
| adapter->securitypriv.btkip_countermeasure_time = backup_time; |
| adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen; |
| adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled; |
| } else { |
| /* reset values in securitypriv */ |
| struct security_priv *psec_priv = &adapter->securitypriv; |
| |
| psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ |
| psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_; |
| psec_priv->dot11PrivacyKeyIndex = 0; |
| psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_; |
| psec_priv->dot118021XGrpKeyid = 1; |
| psec_priv->ndisauthtype = Ndis802_11AuthModeOpen; |
| psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled; |
| } |
| } |
| |
| void rtw_os_indicate_disconnect(struct adapter *adapter) |
| { |
| |
| netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */ |
| rtw_indicate_wx_disassoc_event(adapter); |
| rtw_reset_securitypriv(adapter); |
| } |
| |
| void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie) |
| { |
| uint len; |
| u8 *buff, *p, i; |
| union iwreq_data wrqu; |
| |
| buff = NULL; |
| if (authmode == _WPA_IE_ID_) { |
| buff = kzalloc(IW_CUSTOM_MAX, GFP_ATOMIC); |
| if (!buff) |
| return; |
| p = buff; |
| p += sprintf(p, "ASSOCINFO(ReqIEs ="); |
| len = sec_ie[1] + 2; |
| len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX; |
| for (i = 0; i < len; i++) |
| p += sprintf(p, "%02x", sec_ie[i]); |
| p += sprintf(p, ")"); |
| memset(&wrqu, 0, sizeof(wrqu)); |
| wrqu.data.length = p - buff; |
| wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ? |
| wrqu.data.length : IW_CUSTOM_MAX; |
| wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff); |
| kfree(buff); |
| } |
| } |
| |
| static void _survey_timer_hdl(struct timer_list *t) |
| { |
| struct adapter *padapter = from_timer(padapter, t, mlmeextpriv.survey_timer); |
| |
| survey_timer_hdl(padapter); |
| } |
| |
| static void _link_timer_hdl(struct timer_list *t) |
| { |
| struct adapter *padapter = from_timer(padapter, t, mlmeextpriv.link_timer); |
| link_timer_hdl(padapter); |
| } |
| |
| static void _addba_timer_hdl(struct timer_list *t) |
| { |
| struct sta_info *psta = from_timer(psta, t, addba_retry_timer); |
| addba_timer_hdl(psta); |
| } |
| |
| void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta) |
| { |
| timer_setup(&psta->addba_retry_timer, _addba_timer_hdl, 0); |
| } |
| |
| void init_mlme_ext_timer(struct adapter *padapter) |
| { |
| struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; |
| |
| timer_setup(&pmlmeext->survey_timer, _survey_timer_hdl, 0); |
| timer_setup(&pmlmeext->link_timer, _link_timer_hdl, 0); |
| } |
| |
| void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *psta) |
| { |
| union iwreq_data wrqu; |
| struct sta_priv *pstapriv = &padapter->stapriv; |
| |
| if (!psta) |
| return; |
| |
| if (psta->aid > NUM_STA) |
| return; |
| |
| if (pstapriv->sta_aid[psta->aid - 1] != psta) |
| return; |
| |
| wrqu.addr.sa_family = ARPHRD_ETHER; |
| |
| memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN); |
| |
| DBG_88E("+rtw_indicate_sta_assoc_event\n"); |
| |
| wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL); |
| } |
| |
| void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *psta) |
| { |
| union iwreq_data wrqu; |
| struct sta_priv *pstapriv = &padapter->stapriv; |
| |
| if (!psta) |
| return; |
| |
| if (psta->aid > NUM_STA) |
| return; |
| |
| if (pstapriv->sta_aid[psta->aid - 1] != psta) |
| return; |
| |
| wrqu.addr.sa_family = ARPHRD_ETHER; |
| |
| memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN); |
| |
| DBG_88E("+rtw_indicate_sta_disassoc_event\n"); |
| |
| wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL); |
| } |