diff options
Diffstat (limited to 'drivers/staging/r8188eu/os_dep/mlme_linux.c')
| -rw-r--r-- | drivers/staging/r8188eu/os_dep/mlme_linux.c | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/drivers/staging/r8188eu/os_dep/mlme_linux.c b/drivers/staging/r8188eu/os_dep/mlme_linux.c new file mode 100644 index 000000000000..e3ee9dc7ab90 --- /dev/null +++ b/drivers/staging/r8188eu/os_dep/mlme_linux.c @@ -0,0 +1,216 @@ +// 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); + + if (adapter->registrypriv.mp_mode == 1) + return; + 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_KERNEL); + 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); +} + +#ifdef CONFIG_88EU_AP_MODE + +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); +} + +#endif |