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      1 /*
      2  * hostapd - Driver operations
      3  * Copyright (c) 2009, Jouni Malinen <j (at) w1.fi>
      4  *
      5  * This software may be distributed under the terms of the BSD license.
      6  * See README for more details.
      7  */
      8 
      9 #ifndef AP_DRV_OPS
     10 #define AP_DRV_OPS
     11 
     12 enum wpa_driver_if_type;
     13 struct wpa_bss_params;
     14 struct wpa_driver_scan_params;
     15 struct ieee80211_ht_capabilities;
     16 struct ieee80211_vht_capabilities;
     17 
     18 u32 hostapd_sta_flags_to_drv(u32 flags);
     19 int hostapd_build_ap_extra_ies(struct hostapd_data *hapd,
     20 			       struct wpabuf **beacon,
     21 			       struct wpabuf **proberesp,
     22 			       struct wpabuf **assocresp);
     23 void hostapd_free_ap_extra_ies(struct hostapd_data *hapd, struct wpabuf *beacon,
     24 			       struct wpabuf *proberesp,
     25 			       struct wpabuf *assocresp);
     26 int hostapd_set_ap_wps_ie(struct hostapd_data *hapd);
     27 int hostapd_set_authorized(struct hostapd_data *hapd,
     28 			   struct sta_info *sta, int authorized);
     29 int hostapd_set_sta_flags(struct hostapd_data *hapd, struct sta_info *sta);
     30 int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd, const char *ifname,
     31 			      int enabled);
     32 int hostapd_vlan_if_add(struct hostapd_data *hapd, const char *ifname);
     33 int hostapd_vlan_if_remove(struct hostapd_data *hapd, const char *ifname);
     34 int hostapd_set_wds_sta(struct hostapd_data *hapd, const u8 *addr, int aid,
     35 			int val);
     36 int hostapd_sta_add(struct hostapd_data *hapd,
     37 		    const u8 *addr, u16 aid, u16 capability,
     38 		    const u8 *supp_rates, size_t supp_rates_len,
     39 		    u16 listen_interval,
     40 		    const struct ieee80211_ht_capabilities *ht_capab,
     41 		    const struct ieee80211_vht_capabilities *vht_capab,
     42 		    u32 flags, u8 qosinfo);
     43 int hostapd_set_privacy(struct hostapd_data *hapd, int enabled);
     44 int hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
     45 			     size_t elem_len);
     46 int hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len);
     47 int hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len);
     48 int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type,
     49 		   const char *ifname, const u8 *addr, void *bss_ctx,
     50 		   void **drv_priv, char *force_ifname, u8 *if_addr,
     51 		   const char *bridge);
     52 int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type,
     53 		      const char *ifname);
     54 int hostapd_set_ieee8021x(struct hostapd_data *hapd,
     55 			  struct wpa_bss_params *params);
     56 int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
     57 		       const u8 *addr, int idx, u8 *seq);
     58 int hostapd_flush(struct hostapd_data *hapd);
     59 int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq,
     60 		     int channel, int ht_enabled, int vht_enabled,
     61 		     int sec_channel_offset, int vht_oper_chwidth,
     62 		     int center_segment0, int center_segment1);
     63 int hostapd_set_rts(struct hostapd_data *hapd, int rts);
     64 int hostapd_set_frag(struct hostapd_data *hapd, int frag);
     65 int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
     66 			  int total_flags, int flags_or, int flags_and);
     67 int hostapd_set_country(struct hostapd_data *hapd, const char *country);
     68 int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
     69 				int cw_min, int cw_max, int burst_time);
     70 struct hostapd_hw_modes *
     71 hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
     72 			    u16 *flags);
     73 int hostapd_driver_commit(struct hostapd_data *hapd);
     74 int hostapd_drv_none(struct hostapd_data *hapd);
     75 int hostapd_driver_scan(struct hostapd_data *hapd,
     76 			struct wpa_driver_scan_params *params);
     77 struct wpa_scan_results * hostapd_driver_get_scan_results(
     78 	struct hostapd_data *hapd);
     79 int hostapd_driver_set_noa(struct hostapd_data *hapd, u8 count, int start,
     80 			   int duration);
     81 int hostapd_drv_set_key(const char *ifname,
     82 			struct hostapd_data *hapd,
     83 			enum wpa_alg alg, const u8 *addr,
     84 			int key_idx, int set_tx,
     85 			const u8 *seq, size_t seq_len,
     86 			const u8 *key, size_t key_len);
     87 int hostapd_drv_send_mlme(struct hostapd_data *hapd,
     88 			  const void *msg, size_t len, int noack);
     89 int hostapd_drv_sta_deauth(struct hostapd_data *hapd,
     90 			   const u8 *addr, int reason);
     91 int hostapd_drv_sta_disassoc(struct hostapd_data *hapd,
     92 			     const u8 *addr, int reason);
     93 int hostapd_drv_send_action(struct hostapd_data *hapd, unsigned int freq,
     94 			    unsigned int wait, const u8 *dst, const u8 *data,
     95 			    size_t len);
     96 int hostapd_add_sta_node(struct hostapd_data *hapd, const u8 *addr,
     97 			 u16 auth_alg);
     98 int hostapd_sta_auth(struct hostapd_data *hapd, const u8 *addr,
     99 		     u16 seq, u16 status, const u8 *ie, size_t len);
    100 int hostapd_sta_assoc(struct hostapd_data *hapd, const u8 *addr,
    101 		      int reassoc, u16 status, const u8 *ie, size_t len);
    102 int hostapd_add_tspec(struct hostapd_data *hapd, const u8 *addr,
    103 		      u8 *tspec_ie, size_t tspec_ielen);
    104 
    105 
    106 #include "drivers/driver.h"
    107 
    108 int hostapd_drv_wnm_oper(struct hostapd_data *hapd,
    109 			 enum wnm_oper oper, const u8 *peer,
    110 			 u8 *buf, u16 *buf_len);
    111 
    112 static inline int hostapd_drv_set_countermeasures(struct hostapd_data *hapd,
    113 						  int enabled)
    114 {
    115 	if (hapd->driver == NULL ||
    116 	    hapd->driver->hapd_set_countermeasures == NULL)
    117 		return 0;
    118 	return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
    119 }
    120 
    121 static inline int hostapd_drv_set_sta_vlan(const char *ifname,
    122 					   struct hostapd_data *hapd,
    123 					   const u8 *addr, int vlan_id)
    124 {
    125 	if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
    126 		return 0;
    127 	return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname,
    128 					  vlan_id);
    129 }
    130 
    131 static inline int hostapd_drv_get_inact_sec(struct hostapd_data *hapd,
    132 					    const u8 *addr)
    133 {
    134 	if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
    135 		return 0;
    136 	return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
    137 }
    138 
    139 static inline int hostapd_drv_sta_remove(struct hostapd_data *hapd,
    140 					 const u8 *addr)
    141 {
    142 	if (hapd->driver == NULL || hapd->driver->sta_remove == NULL)
    143 		return 0;
    144 	return hapd->driver->sta_remove(hapd->drv_priv, addr);
    145 }
    146 
    147 static inline int hostapd_drv_hapd_send_eapol(struct hostapd_data *hapd,
    148 					      const u8 *addr, const u8 *data,
    149 					      size_t data_len, int encrypt,
    150 					      u32 flags)
    151 {
    152 	if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
    153 		return 0;
    154 	return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
    155 					     data_len, encrypt,
    156 					     hapd->own_addr, flags);
    157 }
    158 
    159 static inline int hostapd_drv_read_sta_data(
    160 	struct hostapd_data *hapd, struct hostap_sta_driver_data *data,
    161 	const u8 *addr)
    162 {
    163 	if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
    164 		return -1;
    165 	return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
    166 }
    167 
    168 static inline int hostapd_drv_sta_clear_stats(struct hostapd_data *hapd,
    169 					      const u8 *addr)
    170 {
    171 	if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
    172 		return 0;
    173 	return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
    174 }
    175 
    176 static inline int hostapd_drv_set_ap(struct hostapd_data *hapd,
    177 				     struct wpa_driver_ap_params *params)
    178 {
    179 	if (hapd->driver == NULL || hapd->driver->set_ap == NULL)
    180 		return 0;
    181 	return hapd->driver->set_ap(hapd->drv_priv, params);
    182 }
    183 
    184 static inline int hostapd_drv_set_radius_acl_auth(struct hostapd_data *hapd,
    185 						  const u8 *mac, int accepted,
    186 						  u32 session_timeout)
    187 {
    188 	if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
    189 		return 0;
    190 	return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
    191 						 session_timeout);
    192 }
    193 
    194 static inline int hostapd_drv_set_radius_acl_expire(struct hostapd_data *hapd,
    195 						    const u8 *mac)
    196 {
    197 	if (hapd->driver == NULL ||
    198 	    hapd->driver->set_radius_acl_expire == NULL)
    199 		return 0;
    200 	return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
    201 }
    202 
    203 static inline int hostapd_drv_set_authmode(struct hostapd_data *hapd,
    204 					   int auth_algs)
    205 {
    206 	if (hapd->driver == NULL || hapd->driver->set_authmode == NULL)
    207 		return 0;
    208 	return hapd->driver->set_authmode(hapd->drv_priv, auth_algs);
    209 }
    210 
    211 static inline void hostapd_drv_poll_client(struct hostapd_data *hapd,
    212 					   const u8 *own_addr, const u8 *addr,
    213 					   int qos)
    214 {
    215 	if (hapd->driver == NULL || hapd->driver->poll_client == NULL)
    216 		return;
    217 	hapd->driver->poll_client(hapd->drv_priv, own_addr, addr, qos);
    218 }
    219 
    220 #endif /* AP_DRV_OPS */
    221