1 // SPDX-License-Identifier: GPL-2.0 2 /****************************************************************************** 3 * 4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. 5 * 6 ******************************************************************************/ 7 8 9 #define _MLME_OSDEP_C_ 10 11 #include <drv_types.h> 12 #include <rtw_debug.h> 13 14 static void _dynamic_check_timer_handler(struct timer_list *t) 15 { 16 struct adapter *adapter = 17 from_timer(adapter, t, mlmepriv.dynamic_chk_timer); 18 19 rtw_dynamic_check_timer_handler(adapter); 20 21 _set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000); 22 } 23 24 static void _rtw_set_scan_deny_timer_hdl(struct timer_list *t) 25 { 26 struct adapter *adapter = 27 from_timer(adapter, t, mlmepriv.set_scan_deny_timer); 28 29 rtw_clear_scan_deny(adapter); 30 } 31 32 void rtw_init_mlme_timer(struct adapter *padapter) 33 { 34 struct mlme_priv *pmlmepriv = &padapter->mlmepriv; 35 36 timer_setup(&pmlmepriv->assoc_timer, _rtw_join_timeout_handler, 0); 37 timer_setup(&pmlmepriv->scan_to_timer, rtw_scan_timeout_handler, 0); 38 timer_setup(&pmlmepriv->dynamic_chk_timer, 39 _dynamic_check_timer_handler, 0); 40 timer_setup(&pmlmepriv->set_scan_deny_timer, 41 _rtw_set_scan_deny_timer_hdl, 0); 42 } 43 44 void rtw_os_indicate_connect(struct adapter *adapter) 45 { 46 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); 47 48 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || 49 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { 50 rtw_cfg80211_ibss_indicate_connect(adapter); 51 } else 52 rtw_cfg80211_indicate_connect(adapter); 53 54 rtw_indicate_wx_assoc_event(adapter); 55 netif_carrier_on(adapter->pnetdev); 56 57 if (adapter->pid[2] != 0) 58 rtw_signal_process(adapter->pid[2], SIGALRM); 59 } 60 61 void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted) 62 { 63 rtw_cfg80211_indicate_scan_done(padapter, aborted); 64 indicate_wx_scan_complete_event(padapter); 65 } 66 67 static RT_PMKID_LIST backupPMKIDList[NUM_PMKID_CACHE]; 68 void rtw_reset_securitypriv(struct adapter *adapter) 69 { 70 u8 backupPMKIDIndex = 0; 71 u8 backupTKIPCountermeasure = 0x00; 72 u32 backupTKIPcountermeasure_time = 0; 73 /* add for CONFIG_IEEE80211W, none 11w also can use */ 74 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv; 75 76 spin_lock_bh(&adapter->security_key_mutex); 77 78 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { 79 /* 802.1x */ 80 /* Added by Albert 2009/02/18 */ 81 /* We have to backup the PMK information for WiFi PMK Caching test item. */ 82 /* */ 83 /* Backup the btkip_countermeasure information. */ 84 /* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */ 85 86 memcpy(&backupPMKIDList[0], &adapter->securitypriv.PMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE); 87 backupPMKIDIndex = adapter->securitypriv.PMKIDIndex; 88 backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure; 89 backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time; 90 91 /* reset RX BIP packet number */ 92 pmlmeext->mgnt_80211w_IPN_rx = 0; 93 94 memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv)); 95 96 /* Added by Albert 2009/02/18 */ 97 /* Restore the PMK information to securitypriv structure for the following connection. */ 98 memcpy(&adapter->securitypriv.PMKIDList[0], &backupPMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE); 99 adapter->securitypriv.PMKIDIndex = backupPMKIDIndex; 100 adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure; 101 adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time; 102 103 adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen; 104 adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled; 105 106 } else { 107 /* reset values in securitypriv */ 108 /* if (adapter->mlmepriv.fw_state & WIFI_STATION_STATE) */ 109 /* */ 110 struct security_priv *psec_priv = &adapter->securitypriv; 111 112 psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 113 psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_; 114 psec_priv->dot11PrivacyKeyIndex = 0; 115 116 psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_; 117 psec_priv->dot118021XGrpKeyid = 1; 118 119 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen; 120 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled; 121 /* */ 122 } 123 /* add for CONFIG_IEEE80211W, none 11w also can use */ 124 spin_unlock_bh(&adapter->security_key_mutex); 125 } 126 127 void rtw_os_indicate_disconnect(struct adapter *adapter) 128 { 129 /* RT_PMKID_LIST backupPMKIDList[ NUM_PMKID_CACHE ]; */ 130 131 netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */ 132 133 rtw_cfg80211_indicate_disconnect(adapter); 134 135 rtw_indicate_wx_disassoc_event(adapter); 136 137 /* modify for CONFIG_IEEE80211W, none 11w also can use the same command */ 138 rtw_reset_securitypriv_cmd(adapter); 139 } 140 141 void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie) 142 { 143 uint len; 144 u8 *buff, *p, i; 145 union iwreq_data wrqu; 146 147 RT_TRACE(_module_mlme_osdep_c_, _drv_info_, ("+rtw_report_sec_ie, authmode =%d\n", authmode)); 148 149 buff = NULL; 150 if (authmode == WLAN_EID_VENDOR_SPECIFIC) { 151 RT_TRACE(_module_mlme_osdep_c_, _drv_info_, ("rtw_report_sec_ie, authmode =%d\n", authmode)); 152 153 buff = rtw_zmalloc(IW_CUSTOM_MAX); 154 if (NULL == buff) { 155 DBG_871X(FUNC_ADPT_FMT ": alloc memory FAIL!!\n", 156 FUNC_ADPT_ARG(adapter)); 157 return; 158 } 159 p = buff; 160 161 p += sprintf(p, "ASSOCINFO(ReqIEs ="); 162 163 len = sec_ie[1] + 2; 164 len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX; 165 166 for (i = 0; i < len; i++) { 167 p += sprintf(p, "%02x", sec_ie[i]); 168 } 169 170 p += sprintf(p, ")"); 171 172 memset(&wrqu, 0, sizeof(wrqu)); 173 174 wrqu.data.length = p - buff; 175 176 wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ? wrqu.data.length : IW_CUSTOM_MAX; 177 178 kfree(buff); 179 } 180 } 181 182 void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta) 183 { 184 timer_setup(&psta->addba_retry_timer, addba_timer_hdl, 0); 185 } 186 187 void init_mlme_ext_timer(struct adapter *padapter) 188 { 189 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; 190 191 timer_setup(&pmlmeext->survey_timer, survey_timer_hdl, 0); 192 timer_setup(&pmlmeext->link_timer, link_timer_hdl, 0); 193 timer_setup(&pmlmeext->sa_query_timer, sa_query_timer_hdl, 0); 194 } 195