// SPDX-License-Identifier: GPL-2.0 /****************************************************************************** * rtl871x_mlme.c * * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. * Linux device driver for RTL8192SU * * Modifications for inclusion into the Linux staging tree are * Copyright(c) 2010 Larry Finger. All rights reserved. * * Contact information: * WLAN FAE <[email protected]> * Larry Finger <[email protected]> * ******************************************************************************/ #define _RTL871X_MLME_C_ #include <linux/etherdevice.h> #include "osdep_service.h" #include "drv_types.h" #include "recv_osdep.h" #include "xmit_osdep.h" #include "mlme_osdep.h" #include "sta_info.h" #include "wifi.h" #include "wlan_bssdef.h" static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len); int r8712_init_mlme_priv(struct _adapter *padapter) { … } struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv) { … } static void _free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork) { … } static void free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork) { … } /* return the wlan_network with the matching addr * Shall be called under atomic context... * to avoid possible racing condition... */ static struct wlan_network *r8712_find_network(struct __queue *scanned_queue, u8 *addr) { … } void r8712_free_network_queue(struct _adapter *padapter) { … } sint r8712_if_up(struct _adapter *padapter) { … } void r8712_generate_random_ibss(u8 *pibss) { … } uint r8712_get_wlan_bssid_ex_sz(struct wlan_bssid_ex *bss) { … } u8 *r8712_get_capability_from_ie(u8 *ie) { … } void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv) { … } static struct wlan_network *alloc_network(struct mlme_priv *pmlmepriv) { … } int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork) { … } static int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst) { … } struct wlan_network *r8712_get_oldest_wlan_network( struct __queue *scanned_queue) { … } static void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src, struct _adapter *padapter) { … } static void update_current_network(struct _adapter *adapter, struct wlan_bssid_ex *pnetwork) { … } /* Caller must hold pmlmepriv->lock first */ static void update_scanned_network(struct _adapter *adapter, struct wlan_bssid_ex *target) { … } static void rtl8711_add_network(struct _adapter *adapter, struct wlan_bssid_ex *pnetwork) { … } /*select the desired network based on the capability of the (i)bss. * check items: (1) security * (2) network_type * (3) WMM * (4) HT * (5) others */ static int is_desired_network(struct _adapter *adapter, struct wlan_network *pnetwork) { … } /* TODO: Perry : For Power Management */ void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf) { … } /* *r8712_free_assoc_resources: the caller has to lock pmlmepriv->lock */ void r8712_free_assoc_resources(struct _adapter *adapter) { … } /* * r8712_indicate_connect: the caller has to lock pmlmepriv->lock */ void r8712_indicate_connect(struct _adapter *padapter) { … } /* * r8712_ind_disconnect: the caller has to lock pmlmepriv->lock */ void r8712_ind_disconnect(struct _adapter *padapter) { … } /*Notes: *pnetwork : returns from r8712_joinbss_event_callback *ptarget_wlan: found from scanned_queue *if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if * "ptarget_sta" & "ptarget_wlan" exist. *if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check * if "ptarget_wlan" exist. *if join_res > 0, update "cur_network->network" from * "pnetwork->network" if (ptarget_wlan !=NULL). */ void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf) { … } /* When the Netgear 3500 AP is with WPA2PSK-AES mode, it will send * the ADDBA req frame with start seq control = 0 to wifi client after * the WPA handshake and the sequence number of following data packet * will be 0. In this case, the Rx reorder sequence is not longer than 0 * and the WiFi client will drop the data with seq number 0. * So, the 8712 firmware has to inform driver with receiving the * ADDBA-Req frame so that the driver can reset the * sequence value of Rx reorder control. */ void r8712_got_addbareq_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf) { … } void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter) { … } void _r8712_join_timeout_handler(struct _adapter *adapter) { … } void r8712_scan_timeout_handler (struct _adapter *adapter) { … } void _r8712_dhcp_timeout_handler (struct _adapter *adapter) { … } int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv) { … } int r8712_set_auth(struct _adapter *adapter, struct security_priv *psecuritypriv) { … } int r8712_set_key(struct _adapter *adapter, struct security_priv *psecuritypriv, sint keyid) { … } /* adjust IEs for r8712_joinbss_cmd in WMM */ int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len) { … } /* * Ported from 8185: IsInPreAuthKeyList(). * * Search by BSSID, * Return Value: * -1 :if there is no pre-auth key in the table * >=0 :if there is pre-auth key, and return the entry id */ static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid) { … } sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len) { … } void r8712_init_registrypriv_dev_network(struct _adapter *adapter) { … } void r8712_update_registrypriv_dev_network(struct _adapter *adapter) { … } /*the function is at passive_level*/ void r8712_joinbss_reset(struct _adapter *padapter) { … } /*the function is >= passive_level*/ unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len) { … } /* the function is > passive_level (in critical_section) */ static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len) { … } void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority) { … }
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