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