/* SPDX-License-Identifier: GPL-2.0 */ /****************************************************************************** * * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. * ******************************************************************************/ #ifndef __RTW_MLME_H_ #define __RTW_MLME_H_ #define MAX_BSS_CNT 128 /* define MAX_JOIN_TIMEOUT 2000 */ /* define MAX_JOIN_TIMEOUT 2500 */ #define MAX_JOIN_TIMEOUT 6500 /* Commented by Albert 20101105 */ /* Increase the scanning timeout because of increasing the SURVEY_TO value. */ #define SCANNING_TIMEOUT 8000 #ifdef PALTFORM_OS_WINCE #define SCANQUEUE_LIFETIME 12000000 /* unit:us */ #else #define SCANQUEUE_LIFETIME 20000 /* 20sec, unit:msec */ #endif #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_UNDER_CMD 0x00000200 */ /* define WIFI_UNDER_P2P 0x00000400 */ #define WIFI_STA_ALIVE_CHK_STATE 0x00000400 #define WIFI_SITE_MONITOR 0x00000800 /* to indicate the station is under site surveying */ #ifdef WDS #define WIFI_WDS 0x00001000 #define WIFI_WDS_RX_BEACON 0x00002000 /* already rx WDS AP beacon */ #endif #ifdef AUTO_CONFIG #define WIFI_AUTOCONF 0x00004000 #define WIFI_AUTOCONF_IND 0x00008000 #endif /** * ========== P2P Section Start =============== #define WIFI_P2P_LISTEN_STATE 0x00010000 #define WIFI_P2P_GROUP_FORMATION_STATE 0x00020000 ========== P2P Section End =============== */ /* ifdef UNDER_MPTEST */ #define WIFI_MP_STATE 0x00010000 #define WIFI_MP_CTX_BACKGROUND 0x00020000 /* in continuous tx background */ #define WIFI_MP_CTX_ST 0x00040000 /* in continuous tx with single-tone */ #define WIFI_MP_CTX_BACKGROUND_PENDING 0x00080000 /* pending in continuous tx background due to out of skb */ #define WIFI_MP_CTX_CCK_HW 0x00100000 /* in continuous tx */ #define WIFI_MP_CTX_CCK_CS 0x00200000 /* in continuous tx with carrier suppression */ #define WIFI_MP_LPBK_STATE 0x00400000 /* endif */ /* define _FW_UNDER_CMD WIFI_UNDER_CMD */ #define _FW_UNDER_LINKING WIFI_UNDER_LINKING #define _FW_LINKED WIFI_ASOC_STATE #define _FW_UNDER_SURVEY WIFI_SITE_MONITOR enum { dot11AuthAlgrthm_Open = 0, 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 { GHZ24_50 = 0, GHZ_50, GHZ_24, GHZ_MAX, }; #define rtw_band_valid(band) ((band) >= GHZ24_50 && (band) < GHZ_MAX) /* 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 struct __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 locks at a time! */ #define traffic_threshold 10 #define traffic_scan_period 500 struct sitesurvey_ctrl { u64 last_tx_pkts; uint last_rx_pkts; signed int traffic_busy; struct timer_list sitesurvey_ctrl_timer; }; struct rt_link_detect_t { 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 as Rx traffic. */ bool bHigherBusyTxTraffic; /* We may disable Tx interrupt according as Tx traffic. */ /* u8 TrafficBusyState; */ u8 TrafficTransitionCount; u32 LowPowerTransitionCount; }; struct profile_info { u8 ssidlen; u8 ssid[WLAN_SSID_MAXLEN]; u8 peermac[ETH_ALEN]; }; struct tx_invite_req_info { u8 token; u8 benable; u8 go_ssid[WLAN_SSID_MAXLEN]; u8 ssidlen; u8 go_bssid[ETH_ALEN]; u8 peer_macaddr[ETH_ALEN]; u8 operating_ch; /* This information will be set by using the p2p_set op_ch =x */ u8 peer_ch; /* The listen channel for peer P2P device */ }; struct tx_invite_resp_info { u8 token; /* Used to record the dialog token of p2p invitation request frame. */ }; struct tx_provdisc_req_info { u16 wps_config_method_request; /* Used when sending the provisioning request frame */ u16 peer_channel_num[2]; /* The channel number which the receiver stands. */ struct ndis_802_11_ssid ssid; u8 peerDevAddr[ETH_ALEN]; /* Peer device address */ u8 peerIFAddr[ETH_ALEN]; /* Peer interface address */ u8 benable; /* This provision discovery request frame is trigger to send or not */ }; struct rx_provdisc_req_info { /* When peer device issue prov_disc_req first, we should store the following information */ u8 peerDevAddr[ETH_ALEN]; /* Peer device address */ u8 strconfig_method_desc_of_prov_disc_req[4]; /* description for the config method located in the provisioning discovery request frame. */ /* The UI must know this information to know which config method the remote p2p device is requiring. */ }; struct tx_nego_req_info { u16 peer_channel_num[2]; /* The channel number which the receiver stands. */ u8 peerDevAddr[ETH_ALEN]; /* Peer device address */ u8 benable; /* This negotiation request frame is trigger to send or not */ }; struct group_id_info { u8 go_device_addr[ETH_ALEN]; /* The GO's device address of this P2P group */ u8 ssid[WLAN_SSID_MAXLEN]; /* The SSID of this P2P group */ }; struct scan_limit_info { u8 scan_op_ch_only; /* When this flag is set, the driver should just scan the operation channel */ u8 operation_ch[2]; /* Store the operation channel of invitation request frame */ }; struct wifidirect_info { struct adapter *padapter; struct timer_list find_phase_timer; struct timer_list restore_p2p_state_timer; /* Used to do the scanning. After confirming the peer is availalble, the driver transmits the P2P frame to peer. */ struct timer_list pre_tx_scan_timer; struct timer_list reset_ch_sitesurvey; struct timer_list reset_ch_sitesurvey2; /* Just for resetting the scan limit function by using p2p nego */ struct tx_provdisc_req_info tx_prov_disc_info; struct rx_provdisc_req_info rx_prov_disc_info; struct tx_invite_req_info invitereq_info; struct profile_info profileinfo[P2P_MAX_PERSISTENT_GROUP_NUM]; /* Store the profile information of persistent group */ struct tx_invite_resp_info inviteresp_info; struct tx_nego_req_info nego_req_info; struct group_id_info groupid_info; /* Store the group id information when doing the group negotiation handshake. */ struct scan_limit_info rx_invitereq_info; /* Used for get the limit scan channel from the Invitation procedure */ struct scan_limit_info p2p_info; /* Used for get the limit scan channel from the P2P negotiation handshake */ enum p2p_role role; enum p2p_state pre_p2p_state; enum p2p_state p2p_state; u8 device_addr[ETH_ALEN]; /* The device address should be the mac address of this device. */ u8 interface_addr[ETH_ALEN]; u8 social_chan[4]; u8 listen_channel; u8 operating_channel; u8 listen_dwell; /* This value should be between 1 and 3 */ u8 support_rate[8]; u8 p2p_wildcard_ssid[P2P_WILDCARD_SSID_LEN]; u8 intent; /* should only include the intent value. */ u8 p2p_peer_interface_addr[ETH_ALEN]; u8 p2p_peer_device_addr[ETH_ALEN]; u8 peer_intent; /* Included the intent value and tie breaker value. */ u8 device_name[WPS_MAX_DEVICE_NAME_LEN]; /* Device name for displaying on searching device screen */ u8 device_name_len; u8 profileindex; /* Used to point to the index of profileinfo array */ u8 peer_operating_ch; u8 find_phase_state_exchange_cnt; u16 device_password_id_for_nego; /* The device password ID for group negotiation */ u8 negotiation_dialog_token; u8 nego_ssid[WLAN_SSID_MAXLEN]; /* SSID information for group negotiation */ u8 nego_ssidlen; u8 p2p_group_ssid[WLAN_SSID_MAXLEN]; u8 p2p_group_ssid_len; u8 persistent_supported; /* Flag to know the persistent function should be supported or not. */ /* In the Sigma test, the Sigma will provide this enable from the sta_set_p2p CAPI. */ /* 0: disable */ /* 1: enable */ u8 session_available; /* Flag to set the WFD session available to enable or disable "by Sigma" */ /* In the Sigma test, the Sigma will disable the session available by using the sta_preset CAPI. */ /* 0: disable */ /* 1: enable */ u8 wfd_tdls_enable; /* Flag to enable or disable the TDLS by WFD Sigma */ /* 0: disable */ /* 1: enable */ u8 wfd_tdls_weaksec; /* Flag to enable or disable the weak security function for TDLS by WFD Sigma */ /* 0: disable */ /* In this case, the driver can't issue the tdsl setup request frame. */ /* 1: enable */ /* In this case, the driver can issue the tdls setup request frame */ /* even the current security is weak security. */ enum p2p_wpsinfo ui_got_wps_info; /* This field will store the WPS value (PIN value or PBC) that UI had got from the user. */ u16 supported_wps_cm; /* This field describes the WPS config method which this driver supported. */ /* The value should be the combination of config method defined in page104 of WPS v2.0 spec. */ u8 external_uuid; /* UUID flag */ u8 uuid[16]; /* UUID */ uint channel_list_attr_len; /* This field will contain the length of body of P2P Channel List attribute of group negotitation response frame. */ u8 channel_list_attr[100]; /* This field will contain the body of P2P Channel List attribute of group negotitation response frame. */ /* We will use the channel_cnt and channel_list fields when constructing the group negotitation confirm frame. */ u8 driver_interface; /* Indicate DRIVER_WEXT or DRIVER_CFG80211 */ }; struct tdls_ss_record { /* signal strength record */ u8 macaddr[ETH_ALEN]; u8 rx_pwd_ba11; u8 is_tdls_sta; /* true: direct link sta, false: else */ }; /* used for mlme_priv.roam_flags */ enum { RTW_ROAM_ON_EXPIRED = BIT0, RTW_ROAM_ON_RESUME = BIT1, RTW_ROAM_ACTIVE = BIT2, }; struct mlme_priv { spinlock_t lock; signed int fw_state; /* shall we protect this variable? maybe not necessarily... */ u8 bScanInProcess; u8 to_join; /* flag */ u8 to_roam; /* roaming trying times */ struct wlan_network *roam_network; /* the target of active roam */ u8 roam_flags; u8 roam_rssi_diff_th; /* rssi difference threshold for active scan candidate selection */ u32 roam_scan_int_ms; /* scan interval for active roam */ u32 roam_scanr_exp_ms; /* scan result expire time in ms for roam */ u8 roam_tgt_addr[ETH_ALEN]; /* request to roam to speicific target without other consideration */ u8 *nic_hdl; u8 not_indic_disco; struct list_head *pscanned; struct __queue free_bss_pool; struct __queue scanned_queue; u8 *free_bss_buf; u32 num_of_scanned; struct ndis_802_11_ssid assoc_ssid; u8 assoc_bssid[6]; struct wlan_network cur_network; struct wlan_network *cur_network_scanned; /* uint wireless_mode; no used, remove it */ u32 auto_scan_int_ms; struct timer_list assoc_timer; uint assoc_by_bssid; uint assoc_by_rssi; struct timer_list scan_to_timer; /* driver itself handles scan_timeout status. */ unsigned long scan_start_time; /* used to evaluate the time spent in scanning */ struct timer_list set_scan_deny_timer; atomic_t set_scan_deny; /* 0: allowed, 1: deny */ 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_t LinkDetectInfo; struct timer_list dynamic_chk_timer; /* dynamic/periodic check timer */ u8 acm_mask; /* for wmm acm mask */ u8 ChannelPlan; enum rt_scan_type scan_mode; /* active: 1, passive: 0 */ u8 *wps_probe_req_ie; u32 wps_probe_req_ie_len; /* 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 associated stations 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 *assoc_req; u32 assoc_req_len; u8 *assoc_rsp; u32 assoc_rsp_len; u8 *wps_beacon_ie; /* u8 *wps_probe_req_ie; */ u8 *wps_probe_resp_ie; u8 *wps_assoc_resp_ie; /* for CONFIG_IOCTL_CFG80211, this IE could include p2p ie / wfd ie */ u32 wps_beacon_ie_len; /* u32 wps_probe_req_ie_len; */ u32 wps_probe_resp_ie_len; u32 wps_assoc_resp_ie_len; /* for CONFIG_IOCTL_CFG80211, this IE len could include p2p ie / wfd ie */ u8 *p2p_beacon_ie; u8 *p2p_probe_req_ie; u8 *p2p_probe_resp_ie; u8 *p2p_go_probe_resp_ie; /* for GO */ u8 *p2p_assoc_req_ie; u32 p2p_beacon_ie_len; u32 p2p_probe_req_ie_len; u32 p2p_probe_resp_ie_len; u32 p2p_go_probe_resp_ie_len; /* for GO */ u32 p2p_assoc_req_ie_len; spinlock_t bcn_update_lock; u8 update_bcn; u8 NumOfBcnInfoChkFail; unsigned long timeBcnInfoChkStart; }; #define rtw_mlme_set_auto_scan_int(adapter, ms) \ do { \ adapter->mlmepriv.auto_scan_int_ms = ms; \ while (0) void rtw_mlme_reset_auto_scan_int(struct adapter *adapter); struct hostapd_priv { struct adapter *padapter; }; extern int hostapd_mode_init(struct adapter *padapter); extern void hostapd_mode_unload(struct adapter *padapter); extern void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf); extern void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_cpwm_event_callback(struct adapter *adapter, u8 *pbuf); extern void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf); extern void rtw_join_timeout_handler(struct timer_list *t); extern void _rtw_scan_timeout_handler(struct timer_list *t); int event_thread(void *context); extern void rtw_free_network_queue(struct adapter *adapter, u8 isfreeall); extern int rtw_init_mlme_priv(struct adapter *adapter);/* (struct mlme_priv *pmlmepriv); */ extern void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv); extern signed int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv); extern signed int rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, signed int keyid, u8 set_tx, bool enqueue); extern signed 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.mac_address => bssid */ /* if adhoc_mode:pmlmepriv->cur_network.network.mac_address => ibss mac address */ return pmlmepriv->cur_network.network.mac_address; } static inline signed int check_fwstate(struct mlme_priv *pmlmepriv, signed int state) { if (pmlmepriv->fw_state & state) return true; return false; } static inline signed 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, signed int state) { pmlmepriv->fw_state |= state; /* FOR HW integration */ if (state == _FW_UNDER_SURVEY) pmlmepriv->bScanInProcess = true; } static inline void _clr_fwstate_(struct mlme_priv *pmlmepriv, signed int state) { pmlmepriv->fw_state &= ~state; /* FOR HW integration */ if (state == _FW_UNDER_SURVEY) 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, signed int state) { spin_lock_bh(&pmlmepriv->lock); if (check_fwstate(pmlmepriv, state) == true) pmlmepriv->fw_state ^= state; spin_unlock_bh(&pmlmepriv->lock); } static inline void set_scanned_network_val(struct mlme_priv *pmlmepriv, signed int val) { spin_lock_bh(&pmlmepriv->lock); pmlmepriv->num_of_scanned = val; spin_unlock_bh(&pmlmepriv->lock); } extern u16 rtw_get_capability(struct wlan_bssid_ex *bss); extern void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target); extern void rtw_disconnect_hdl_under_linked(struct adapter *adapter, struct sta_info *psta, u8 free_assoc); extern void rtw_generate_random_ibss(u8 *pibss); extern struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr); extern struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue); struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network); extern void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue); extern void rtw_indicate_disconnect(struct adapter *adapter); extern void rtw_indicate_connect(struct adapter *adapter); void rtw_indicate_scan_done(struct adapter *padapter, bool aborted); void rtw_scan_abort(struct adapter *adapter); extern int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len); extern int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len); extern void rtw_init_registrypriv_dev_network(struct adapter *adapter); extern void rtw_update_registrypriv_dev_network(struct adapter *adapter); extern void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter); extern void _rtw_join_timeout_handler(struct timer_list *t); extern void rtw_scan_timeout_handler(struct timer_list *t); extern void rtw_dynamic_check_timer_handler(struct adapter *adapter); bool rtw_is_scan_deny(struct adapter *adapter); void rtw_clear_scan_deny(struct adapter *adapter); void rtw_set_scan_deny(struct adapter *adapter, u32 ms); void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv); extern void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv); /* extern struct wlan_network* _rtw_dequeue_network(struct __queue *queue); */ extern struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv); extern void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall); extern void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork); extern struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr); extern signed int rtw_if_up(struct adapter *padapter); signed int rtw_linked_check(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); void rtw_ht_use_default_setting(struct adapter *padapter); void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len); unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel); void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel); void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe); void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len); 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, u8 feature); #define rtw_roam_flags(adapter) ((adapter)->mlmepriv.roam_flags) #define rtw_chk_roam_flags(adapter, flags) ((adapter)->mlmepriv.roam_flags & flags) #define rtw_clr_roam_flags(adapter, flags) \ do { \ ((adapter)->mlmepriv.roam_flags &= ~flags); \ } while (0) #define rtw_set_roam_flags(adapter, flags) \ do { \ ((adapter)->mlmepriv.roam_flags |= flags); \ } while (0) #define rtw_assign_roam_flags(adapter, flags) \ do { \ ((adapter)->mlmepriv.roam_flags = flags); \ } while (0) void _rtw_roaming(struct adapter *adapter, struct wlan_network *tgt_network); void rtw_roaming(struct adapter *adapter, struct wlan_network *tgt_network); void rtw_set_to_roam(struct adapter *adapter, u8 to_roam); u8 rtw_dec_to_roam(struct adapter *adapter); u8 rtw_to_roam(struct adapter *adapter); int rtw_select_roaming_candidate(struct mlme_priv *pmlmepriv); void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus); #endif /* __RTL871X_MLME_H_ */