From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- drivers/staging/rtl8188eu/include/rtw_mlme.h | 591 +++++++++++++++++++++++++++ 1 file changed, 591 insertions(+) create mode 100644 drivers/staging/rtl8188eu/include/rtw_mlme.h (limited to 'drivers/staging/rtl8188eu/include/rtw_mlme.h') diff --git a/drivers/staging/rtl8188eu/include/rtw_mlme.h b/drivers/staging/rtl8188eu/include/rtw_mlme.h new file mode 100644 index 000000000..3f7d1e631 --- /dev/null +++ b/drivers/staging/rtl8188eu/include/rtw_mlme.h @@ -0,0 +1,591 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA + * + * + ******************************************************************************/ +#ifndef __RTW_MLME_H_ +#define __RTW_MLME_H_ + +#include +#include +#include +#include + +#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 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 + +#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, + 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 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 */ +}; + +/* When peer device issue prov_disc_req first, we should store the following + * information */ +/* The UI must know this information to know which config method the + * remote p2p device needs. */ +struct rx_provdisc_req_info { + 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. */ +}; + +struct tx_nego_req_info { + u16 peer_channel_num[2]; /* The channel number. */ + 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 only scan the op. channel */ + u8 operation_ch[2]; /* Store the op. chan of invitation */ +}; + +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; + /* Store the profile information of persistent group */ + struct profile_info profileinfo[P2P_MAX_PERSISTENT_GROUP_NUM]; + struct tx_invite_resp_info inviteresp_info; + struct tx_nego_req_info nego_req_info; + /* Store the group id info when doing the group negot handshake. */ + struct group_id_info groupid_info; + /* Used for get the limit scan channel from the Invitation procedure */ + struct scan_limit_info rx_invitereq_info; + /* Used for get the limit scan chan from the P2P negotiation handshake*/ + struct scan_limit_info p2p_info; + enum P2P_ROLE role; + enum P2P_STATE pre_p2p_state; + enum P2P_STATE p2p_state; + /* The device address should be the mac address of this device. */ + u8 device_addr[ETH_ALEN]; + 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. */ + /* Device name for displaying on searching device screen */ + u8 device_name[WPS_MAX_DEVICE_NAME_LEN]; + 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; + /* The device password ID for group negotiation */ + u16 device_password_id_for_nego; + u8 negotiation_dialog_token; + /* SSID information for group negotitation */ + u8 nego_ssid[WLAN_SSID_MAXLEN]; + u8 nego_ssidlen; + u8 p2p_group_ssid[WLAN_SSID_MAXLEN]; + u8 p2p_group_ssid_len; + /* Flag to know if the persistent function should be supported or not.*/ + u8 persistent_supported; + /* 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. */ + + /* This field will store the WPS value (PIN value or PBC) that UI had + * got from the user. */ + enum P2P_WPSINFO ui_got_wps_info; + 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.*/ + /* This field will contain the length of body of P2P Channel List + * attribute of group negotiation response frame. */ + uint channel_list_attr_len; + /* 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 negotiation confirm frame. */ + u8 channel_list_attr[100]; + enum P2P_PS_MODE p2p_ps_mode; /* indicate p2p ps mode */ + enum P2P_PS_STATE p2p_ps_state; /* indicate p2p ps state */ + u8 noa_index; /* Identifies and instance of Notice of Absence timing. */ + u8 ctwindow; /* Client traffic window. A period of time in TU after TBTT. */ + u8 opp_ps; /* opportunistic power save. */ + u8 noa_num; /* number of NoA descriptor in P2P IE. */ + u8 noa_count[P2P_MAX_NOA_NUM]; /* Count for owner, Type of client. */ + /* Max duration for owner, preferred or min acceptable duration for + * client. */ + u32 noa_duration[P2P_MAX_NOA_NUM]; + /* Length of interval for owner, preferred or max acceptable interval + * of client. */ + u32 noa_interval[P2P_MAX_NOA_NUM]; + /* schedule expressed in terms of the lower 4 bytes of the TSF timer. */ + u32 noa_start_time[P2P_MAX_NOA_NUM]; +}; + +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; + + 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; + + u32 scan_interval; + + 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. */ + u32 scan_start_time; /* used to evaluate the time spent in scanning */ + + 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(CONFIG_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; + + 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; +#endif /* if defined (CONFIG_88EU_AP_MODE) */ +}; + +#ifdef CONFIG_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 unsigned char WPA_TKIP_CIPHER[4]; +extern unsigned char RSN_TKIP_CIPHER[4]; +extern unsigned char REALTEK_96B_IE[]; +extern unsigned char MCS_rate_2R[16]; +extern unsigned char 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) == true) + 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); +} + +static inline void up_scanned_network(struct mlme_priv *pmlmepriv) +{ + spin_lock_bh(&pmlmepriv->lock); + pmlmepriv->num_of_scanned++; + spin_unlock_bh(&pmlmepriv->lock); +} + +static inline void down_scanned_network(struct mlme_priv *pmlmepriv) +{ + spin_lock_bh(&pmlmepriv->lock); + pmlmepriv->num_of_scanned--; + spin_unlock_bh(&pmlmepriv->lock); +} + +static inline void set_scanned_network_val(struct mlme_priv *pmlmepriv, int val) +{ + spin_lock_bh(&pmlmepriv->lock); + pmlmepriv->num_of_scanned = val; + 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, int lock_scanned_queue); +void rtw_indicate_disconnect(struct adapter *adapter); +void rtw_indicate_connect(struct adapter *adapter); +void rtw_indicate_scan_done(struct adapter *padapter, bool aborted); +void rtw_scan_abort(struct adapter *adapter); + +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(unsigned long data); +void rtw_scan_timeout_handler(unsigned long data); + +void rtw_dynamic_check_timer_handlder(unsigned long data); +#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); + +void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, + struct wlan_network *pnetwork); + +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_ */ -- cgit v1.2.3-54-g00ecf