diff options
Diffstat (limited to 'drivers/staging/rtl8188eu/include/rtw_mlme.h')
| -rw-r--r-- | drivers/staging/rtl8188eu/include/rtw_mlme.h | 359 |
1 files changed, 359 insertions, 0 deletions
diff --git a/drivers/staging/rtl8188eu/include/rtw_mlme.h b/drivers/staging/rtl8188eu/include/rtw_mlme.h new file mode 100644 index 0000000..4275229 --- /dev/null +++ b/drivers/staging/rtl8188eu/include/rtw_mlme.h @@ -0,0 +1,359 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + ******************************************************************************/ +#ifndef __RTW_MLME_H_ +#define __RTW_MLME_H_ + +#include <osdep_service.h> +#include <mlme_osdep.h> +#include <drv_types.h> +#include <wlan_bssdef.h> + +#define MAX_BSS_CNT 128 +#define MAX_JOIN_TIMEOUT 6500 + +/* Increase the scanning timeout because of increasing the SURVEY_TO value. */ + +#define SCANNING_TIMEOUT 8000 + +#define SCAN_INTERVAL (30) /* unit:2sec, 30*2=60sec */ + +#define SCANQUEUE_LIFETIME 20 /* unit:sec */ + +#define WIFI_NULL_STATE 0x00000000 + +#define WIFI_ASOC_STATE 0x00000001 /* Under Linked state */ +#define WIFI_REASOC_STATE 0x00000002 +#define WIFI_SLEEP_STATE 0x00000004 +#define WIFI_STATION_STATE 0x00000008 + +#define WIFI_AP_STATE 0x00000010 +#define WIFI_ADHOC_STATE 0x00000020 +#define WIFI_ADHOC_MASTER_STATE 0x00000040 +#define WIFI_UNDER_LINKING 0x00000080 + +#define WIFI_UNDER_WPS 0x00000100 +#define WIFI_STA_ALIVE_CHK_STATE 0x00000400 +#define WIFI_SITE_MONITOR 0x00000800 /* to indicate the station is under site surveying */ + +#define _FW_UNDER_LINKING WIFI_UNDER_LINKING +#define _FW_LINKED WIFI_ASOC_STATE +#define _FW_UNDER_SURVEY WIFI_SITE_MONITOR + +enum dot11AuthAlgrthmNum { + dot11AuthAlgrthm_Open = 0, /* open system */ + dot11AuthAlgrthm_Shared, + dot11AuthAlgrthm_8021X, + dot11AuthAlgrthm_Auto, + dot11AuthAlgrthm_WAPI, + dot11AuthAlgrthm_MaxNum +}; + +/* Scan type including active and passive scan. */ +enum rt_scan_type { + SCAN_PASSIVE, + SCAN_ACTIVE, + SCAN_MIX, +}; + +enum SCAN_RESULT_TYPE { + SCAN_RESULT_P2P_ONLY = 0, /* Will return all the P2P devices. */ + SCAN_RESULT_ALL = 1, /* Will return all the scanned device, + * include AP. + */ + SCAN_RESULT_WFD_TYPE = 2 /* Will just return the correct WFD + * device. + */ + /* If this device is Miracast sink + * device, it will just return all the + * Miracast source devices. + */ +}; + +/* + * there are several "locks" in mlme_priv, + * since mlme_priv is a shared resource between many threads, + * like ISR/Call-Back functions, the OID handlers, and even timer functions. + * + * Each _queue has its own locks, already. + * Other items are protected by mlme_priv.lock. + * + * To avoid possible dead lock, any thread trying to modifiying mlme_priv + * SHALL not lock up more than one lock at a time! + */ + +#define traffic_threshold 10 +#define traffic_scan_period 500 + +struct rt_link_detect { + u32 NumTxOkInPeriod; + u32 NumRxOkInPeriod; + u32 NumRxUnicastOkInPeriod; + bool bBusyTraffic; + bool bTxBusyTraffic; + bool bRxBusyTraffic; + bool bHigherBusyTraffic; /* For interrupt migration purpose. */ + bool bHigherBusyRxTraffic; /* We may disable Tx interrupt according + * to Rx traffic. + */ + bool bHigherBusyTxTraffic; /* We may disable Tx interrupt according + * to Tx traffic. + */ +}; + +struct mlme_priv { + spinlock_t lock; + int fw_state; /* shall we protect this variable? maybe not necessarily... */ + u8 bScanInProcess; + u8 to_join; /* flag */ + u8 to_roaming; /* roaming trying times */ + + u8 *nic_hdl; + + struct list_head *pscanned; + struct __queue free_bss_pool; + struct __queue scanned_queue; + u8 *free_bss_buf; + + struct ndis_802_11_ssid assoc_ssid; + u8 assoc_bssid[6]; + + struct wlan_network cur_network; + + u32 scan_interval; + + struct timer_list assoc_timer; + + uint assoc_by_bssid; + + struct timer_list scan_to_timer; /* driver itself handles scan_timeout status. */ + + struct qos_priv qospriv; + + /* Number of non-HT AP/stations */ + int num_sta_no_ht; + + /* Number of HT AP/stations 20 MHz */ + /* int num_sta_ht_20mhz; */ + + int num_FortyMHzIntolerant; + struct ht_priv htpriv; + struct rt_link_detect LinkDetectInfo; + struct timer_list dynamic_chk_timer; /* dynamic/periodic check timer */ + + u8 key_mask; /* use for ips to set wep key after ips_leave */ + u8 acm_mask; /* for wmm acm mask */ + u8 ChannelPlan; + enum rt_scan_type scan_mode; /* active: 1, passive: 0 */ + + /* u8 probereq_wpsie[MAX_WPS_IE_LEN];added in probe req */ + /* int probereq_wpsie_len; */ + u8 *wps_probe_req_ie; + u32 wps_probe_req_ie_len; + + u8 *assoc_req; + u32 assoc_req_len; + u8 *assoc_rsp; + u32 assoc_rsp_len; + +#if defined(CPTCFG_88EU_AP_MODE) + /* Number of associated Non-ERP stations (i.e., stations using 802.11b + * in 802.11g BSS) + */ + int num_sta_non_erp; + + /* Number of associated stations that do not support Short Slot Time */ + int num_sta_no_short_slot_time; + + /* Number of associated stations that do not support Short Preamble */ + int num_sta_no_short_preamble; + + int olbc; /* Overlapping Legacy BSS Condition */ + + /* Number of HT assoc sta that do not support greenfield */ + int num_sta_ht_no_gf; + + /* Number of associated non-HT stations */ + /* int num_sta_no_ht; */ + + /* Number of HT associated stations 20 MHz */ + int num_sta_ht_20mhz; + + /* Overlapping BSS information */ + int olbc_ht; + + u16 ht_op_mode; + + u8 *wps_beacon_ie; + /* u8 *wps_probe_req_ie; */ + u8 *wps_probe_resp_ie; + u8 *wps_assoc_resp_ie; + + u32 wps_beacon_ie_len; + u32 wps_probe_resp_ie_len; + u32 wps_assoc_resp_ie_len; + + spinlock_t bcn_update_lock; + u8 update_bcn; +#endif /* if defined (CPTCFG_88EU_AP_MODE) */ +}; + +#ifdef CPTCFG_88EU_AP_MODE + +struct hostapd_priv { + struct adapter *padapter; +}; + +int hostapd_mode_init(struct adapter *padapter); +void hostapd_mode_unload(struct adapter *padapter); +#endif + +extern const u8 WPA_TKIP_CIPHER[4]; +extern const u8 RSN_TKIP_CIPHER[4]; +extern u8 REALTEK_96B_IE[]; +extern const u8 MCS_rate_1R[16]; + +void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf); +void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf); +void rtw_cpwm_event_callback(struct adapter *adapter, u8 *pbuf); +void indicate_wx_scan_complete_event(struct adapter *padapter); +void rtw_indicate_wx_assoc_event(struct adapter *padapter); +void rtw_indicate_wx_disassoc_event(struct adapter *padapter); +int event_thread(void *context); +void rtw_free_network_queue(struct adapter *adapter, u8 isfreeall); +int rtw_init_mlme_priv(struct adapter *adapter); +void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv); +int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv); +int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, + int keyid, u8 set_tx); +int rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv); + +static inline u8 *get_bssid(struct mlme_priv *pmlmepriv) +{ /* if sta_mode:pmlmepriv->cur_network.network.MacAddress=> bssid */ + /* if adhoc_mode:pmlmepriv->cur_network.network.MacAddress=> ibss mac address */ + return pmlmepriv->cur_network.network.MacAddress; +} + +static inline int check_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + if (pmlmepriv->fw_state & state) + return true; + + return false; +} + +static inline int get_fwstate(struct mlme_priv *pmlmepriv) +{ + return pmlmepriv->fw_state; +} + +/* + * No Limit on the calling context, + * therefore set it to be the critical section... + * + * ### NOTE:#### (!!!!) + * MUST TAKE CARE THAT BEFORE CALLING THIS FUNC, YOU SHOULD HAVE LOCKED pmlmepriv->lock + */ +static inline void set_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + pmlmepriv->fw_state |= state; + /* FOR HW integration */ + if (_FW_UNDER_SURVEY == state) + pmlmepriv->bScanInProcess = true; +} + +static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, int state) +{ + pmlmepriv->fw_state &= ~state; + /* FOR HW integration */ + if (_FW_UNDER_SURVEY == state) + pmlmepriv->bScanInProcess = false; +} + +/* + * No Limit on the calling context, + * therefore set it to be the critical section... + */ +static inline void clr_fwstate(struct mlme_priv *pmlmepriv, int state) +{ + spin_lock_bh(&pmlmepriv->lock); + if (check_fwstate(pmlmepriv, state)) + pmlmepriv->fw_state ^= state; + spin_unlock_bh(&pmlmepriv->lock); +} + +static inline void clr_fwstate_ex(struct mlme_priv *pmlmepriv, int state) +{ + spin_lock_bh(&pmlmepriv->lock); + _clr_fwstate_(pmlmepriv, state); + spin_unlock_bh(&pmlmepriv->lock); +} + +u16 rtw_get_capability(struct wlan_bssid_ex *bss); +void rtw_update_scanned_network(struct adapter *adapter, + struct wlan_bssid_ex *target); +void rtw_disconnect_hdl_under_linked(struct adapter *adapter, + struct sta_info *psta, u8 free_assoc); +void rtw_generate_random_ibss(u8 *pibss); +struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr); +struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue); + +void rtw_free_assoc_resources(struct adapter *adapter); +void rtw_free_assoc_resources_locked(struct adapter *adapter); +void rtw_indicate_disconnect(struct adapter *adapter); +void rtw_indicate_connect(struct adapter *adapter); +void rtw_indicate_scan_done(struct adapter *padapter, bool aborted); + +int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, + uint in_len); +int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, + uint in_len, uint initial_out_len); +void rtw_init_registrypriv_dev_network(struct adapter *adapter); + +void rtw_update_registrypriv_dev_network(struct adapter *adapter); + +void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter); + +void _rtw_join_timeout_handler(struct timer_list *t); +void rtw_scan_timeout_handler(struct timer_list *t); + +void rtw_dynamic_check_timer_handlder(struct timer_list *t); +#define rtw_is_scan_deny(adapter) false +#define rtw_clear_scan_deny(adapter) do {} while (0) +#define rtw_set_scan_deny_timer_hdl(adapter) do {} while (0) +#define rtw_set_scan_deny(adapter, ms) do {} while (0) + +void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv); + +struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv); + +int rtw_if_up(struct adapter *padapter); + +u8 *rtw_get_capability_from_ie(u8 *ie); +u8 *rtw_get_beacon_interval_from_ie(u8 *ie); + +void rtw_joinbss_reset(struct adapter *padapter); + +unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, + u8 *out_ie, uint in_len, uint *pout_len); +void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len); +void rtw_issue_addbareq_cmd(struct adapter *padapter, + struct xmit_frame *pxmitframe); + +int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork); +int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst); + +void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network); +void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network); + +void rtw_stassoc_hw_rpt(struct adapter *adapter, struct sta_info *psta); + +#endif /* __RTL871X_MLME_H_ */ |