1 /*
2  * hostapd - Driver operations
3  * Copyright (c) 2009-2014, Jouni Malinen <j@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 struct hostapd_freq_params;
18 
19 u32 hostapd_sta_flags_to_drv(u32 flags);
20 int hostapd_build_ap_extra_ies(struct hostapd_data *hapd,
21 			       struct wpabuf **beacon,
22 			       struct wpabuf **proberesp,
23 			       struct wpabuf **assocresp);
24 void hostapd_free_ap_extra_ies(struct hostapd_data *hapd, struct wpabuf *beacon,
25 			       struct wpabuf *proberesp,
26 			       struct wpabuf *assocresp);
27 int hostapd_reset_ap_wps_ie(struct hostapd_data *hapd);
28 int hostapd_set_ap_wps_ie(struct hostapd_data *hapd);
29 int hostapd_set_authorized(struct hostapd_data *hapd,
30 			   struct sta_info *sta, int authorized);
31 int hostapd_set_sta_flags(struct hostapd_data *hapd, struct sta_info *sta);
32 int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd, const char *ifname,
33 			      int enabled);
34 int hostapd_vlan_if_add(struct hostapd_data *hapd, const char *ifname);
35 int hostapd_vlan_if_remove(struct hostapd_data *hapd, const char *ifname);
36 int hostapd_set_wds_sta(struct hostapd_data *hapd, char *ifname_wds,
37 			const u8 *addr, int aid, int val);
38 int hostapd_sta_add(struct hostapd_data *hapd,
39 		    const u8 *addr, u16 aid, u16 capability,
40 		    const u8 *supp_rates, size_t supp_rates_len,
41 		    u16 listen_interval,
42 		    const struct ieee80211_ht_capabilities *ht_capab,
43 		    const struct ieee80211_vht_capabilities *vht_capab,
44 		    u32 flags, u8 qosinfo, u8 vht_opmode, int supp_p2p_ps,
45 		    int set);
46 int hostapd_set_privacy(struct hostapd_data *hapd, int enabled);
47 int hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
48 			     size_t elem_len);
49 int hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len);
50 int hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len);
51 int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type,
52 		   const char *ifname, const u8 *addr, void *bss_ctx,
53 		   void **drv_priv, char *force_ifname, u8 *if_addr,
54 		   const char *bridge, int use_existing);
55 int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type,
56 		      const char *ifname);
57 int hostapd_set_ieee8021x(struct hostapd_data *hapd,
58 			  struct wpa_bss_params *params);
59 int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
60 		       const u8 *addr, int idx, u8 *seq);
61 int hostapd_flush(struct hostapd_data *hapd);
62 int hostapd_set_freq(struct hostapd_data *hapd, enum hostapd_hw_mode mode,
63 		     int freq, int channel, int ht_enabled, int vht_enabled,
64 		     int sec_channel_offset, int vht_oper_chwidth,
65 		     int center_segment0, int center_segment1);
66 int hostapd_set_rts(struct hostapd_data *hapd, int rts);
67 int hostapd_set_frag(struct hostapd_data *hapd, int frag);
68 int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
69 			  int total_flags, int flags_or, int flags_and);
70 int hostapd_set_country(struct hostapd_data *hapd, const char *country);
71 int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
72 				int cw_min, int cw_max, int burst_time);
73 struct hostapd_hw_modes *
74 hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
75 			    u16 *flags, u8 *dfs_domain);
76 int hostapd_driver_commit(struct hostapd_data *hapd);
77 int hostapd_drv_none(struct hostapd_data *hapd);
78 int hostapd_driver_scan(struct hostapd_data *hapd,
79 			struct wpa_driver_scan_params *params);
80 struct wpa_scan_results * hostapd_driver_get_scan_results(
81 	struct hostapd_data *hapd);
82 int hostapd_driver_set_noa(struct hostapd_data *hapd, u8 count, int start,
83 			   int duration);
84 int hostapd_drv_set_key(const char *ifname,
85 			struct hostapd_data *hapd,
86 			enum wpa_alg alg, const u8 *addr,
87 			int key_idx, int set_tx,
88 			const u8 *seq, size_t seq_len,
89 			const u8 *key, size_t key_len);
90 int hostapd_drv_send_mlme(struct hostapd_data *hapd,
91 			  const void *msg, size_t len, int noack);
92 int hostapd_drv_send_mlme_csa(struct hostapd_data *hapd,
93 			      const void *msg, size_t len, int noack,
94 			      const u16 *csa_offs, size_t csa_offs_len);
95 int hostapd_drv_sta_deauth(struct hostapd_data *hapd,
96 			   const u8 *addr, int reason);
97 int hostapd_drv_sta_disassoc(struct hostapd_data *hapd,
98 			     const u8 *addr, int reason);
99 int hostapd_drv_send_action(struct hostapd_data *hapd, unsigned int freq,
100 			    unsigned int wait, const u8 *dst, const u8 *data,
101 			    size_t len);
102 int hostapd_drv_send_action_addr3_ap(struct hostapd_data *hapd,
103 				     unsigned int freq,
104 				     unsigned int wait, const u8 *dst,
105 				     const u8 *data, size_t len);
106 static inline void
hostapd_drv_send_action_cancel_wait(struct hostapd_data * hapd)107 hostapd_drv_send_action_cancel_wait(struct hostapd_data *hapd)
108 {
109 	if (!hapd->driver || !hapd->driver->send_action_cancel_wait ||
110 	    !hapd->drv_priv)
111 		return;
112 	hapd->driver->send_action_cancel_wait(hapd->drv_priv);
113 }
114 int hostapd_add_sta_node(struct hostapd_data *hapd, const u8 *addr,
115 			 u16 auth_alg);
116 int hostapd_sta_auth(struct hostapd_data *hapd, const u8 *addr,
117 		     u16 seq, u16 status, const u8 *ie, size_t len);
118 int hostapd_sta_assoc(struct hostapd_data *hapd, const u8 *addr,
119 		      int reassoc, u16 status, const u8 *ie, size_t len);
120 int hostapd_add_tspec(struct hostapd_data *hapd, const u8 *addr,
121 		      u8 *tspec_ie, size_t tspec_ielen);
122 int hostapd_start_dfs_cac(struct hostapd_iface *iface,
123 			  enum hostapd_hw_mode mode, int freq,
124 			  int channel, int ht_enabled, int vht_enabled,
125 			  int sec_channel_offset, int vht_oper_chwidth,
126 			  int center_segment0, int center_segment1);
127 int hostapd_drv_do_acs(struct hostapd_data *hapd);
128 
129 
130 #include "drivers/driver.h"
131 
132 int hostapd_drv_wnm_oper(struct hostapd_data *hapd,
133 			 enum wnm_oper oper, const u8 *peer,
134 			 u8 *buf, u16 *buf_len);
135 
136 int hostapd_drv_set_qos_map(struct hostapd_data *hapd, const u8 *qos_map_set,
137 			    u8 qos_map_set_len);
138 
139 void hostapd_get_ext_capa(struct hostapd_iface *iface);
140 
hostapd_drv_set_countermeasures(struct hostapd_data * hapd,int enabled)141 static inline int hostapd_drv_set_countermeasures(struct hostapd_data *hapd,
142 						  int enabled)
143 {
144 	if (hapd->driver == NULL ||
145 	    hapd->driver->hapd_set_countermeasures == NULL)
146 		return 0;
147 	return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
148 }
149 
hostapd_drv_set_sta_vlan(const char * ifname,struct hostapd_data * hapd,const u8 * addr,int vlan_id)150 static inline int hostapd_drv_set_sta_vlan(const char *ifname,
151 					   struct hostapd_data *hapd,
152 					   const u8 *addr, int vlan_id)
153 {
154 	if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
155 		return 0;
156 	return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname,
157 					  vlan_id);
158 }
159 
hostapd_drv_get_inact_sec(struct hostapd_data * hapd,const u8 * addr)160 static inline int hostapd_drv_get_inact_sec(struct hostapd_data *hapd,
161 					    const u8 *addr)
162 {
163 	if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
164 		return 0;
165 	return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
166 }
167 
hostapd_drv_sta_remove(struct hostapd_data * hapd,const u8 * addr)168 static inline int hostapd_drv_sta_remove(struct hostapd_data *hapd,
169 					 const u8 *addr)
170 {
171 	if (!hapd->driver || !hapd->driver->sta_remove || !hapd->drv_priv)
172 		return 0;
173 	return hapd->driver->sta_remove(hapd->drv_priv, addr);
174 }
175 
hostapd_drv_hapd_send_eapol(struct hostapd_data * hapd,const u8 * addr,const u8 * data,size_t data_len,int encrypt,u32 flags)176 static inline int hostapd_drv_hapd_send_eapol(struct hostapd_data *hapd,
177 					      const u8 *addr, const u8 *data,
178 					      size_t data_len, int encrypt,
179 					      u32 flags)
180 {
181 	if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
182 		return 0;
183 	return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
184 					     data_len, encrypt,
185 					     hapd->own_addr, flags);
186 }
187 
hostapd_drv_read_sta_data(struct hostapd_data * hapd,struct hostap_sta_driver_data * data,const u8 * addr)188 static inline int hostapd_drv_read_sta_data(
189 	struct hostapd_data *hapd, struct hostap_sta_driver_data *data,
190 	const u8 *addr)
191 {
192 	if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
193 		return -1;
194 	return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
195 }
196 
hostapd_drv_sta_clear_stats(struct hostapd_data * hapd,const u8 * addr)197 static inline int hostapd_drv_sta_clear_stats(struct hostapd_data *hapd,
198 					      const u8 *addr)
199 {
200 	if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
201 		return 0;
202 	return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
203 }
204 
hostapd_drv_set_acl(struct hostapd_data * hapd,struct hostapd_acl_params * params)205 static inline int hostapd_drv_set_acl(struct hostapd_data *hapd,
206 				      struct hostapd_acl_params *params)
207 {
208 	if (hapd->driver == NULL || hapd->driver->set_acl == NULL)
209 		return 0;
210 	return hapd->driver->set_acl(hapd->drv_priv, params);
211 }
212 
hostapd_drv_set_ap(struct hostapd_data * hapd,struct wpa_driver_ap_params * params)213 static inline int hostapd_drv_set_ap(struct hostapd_data *hapd,
214 				     struct wpa_driver_ap_params *params)
215 {
216 	if (hapd->driver == NULL || hapd->driver->set_ap == NULL)
217 		return 0;
218 	return hapd->driver->set_ap(hapd->drv_priv, params);
219 }
220 
hostapd_drv_set_radius_acl_auth(struct hostapd_data * hapd,const u8 * mac,int accepted,u32 session_timeout)221 static inline int hostapd_drv_set_radius_acl_auth(struct hostapd_data *hapd,
222 						  const u8 *mac, int accepted,
223 						  u32 session_timeout)
224 {
225 	if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
226 		return 0;
227 	return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
228 						 session_timeout);
229 }
230 
hostapd_drv_set_radius_acl_expire(struct hostapd_data * hapd,const u8 * mac)231 static inline int hostapd_drv_set_radius_acl_expire(struct hostapd_data *hapd,
232 						    const u8 *mac)
233 {
234 	if (hapd->driver == NULL ||
235 	    hapd->driver->set_radius_acl_expire == NULL)
236 		return 0;
237 	return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
238 }
239 
hostapd_drv_set_authmode(struct hostapd_data * hapd,int auth_algs)240 static inline int hostapd_drv_set_authmode(struct hostapd_data *hapd,
241 					   int auth_algs)
242 {
243 	if (hapd->driver == NULL || hapd->driver->set_authmode == NULL)
244 		return 0;
245 	return hapd->driver->set_authmode(hapd->drv_priv, auth_algs);
246 }
247 
hostapd_drv_poll_client(struct hostapd_data * hapd,const u8 * own_addr,const u8 * addr,int qos)248 static inline void hostapd_drv_poll_client(struct hostapd_data *hapd,
249 					   const u8 *own_addr, const u8 *addr,
250 					   int qos)
251 {
252 	if (hapd->driver == NULL || hapd->driver->poll_client == NULL)
253 		return;
254 	hapd->driver->poll_client(hapd->drv_priv, own_addr, addr, qos);
255 }
256 
hostapd_drv_get_survey(struct hostapd_data * hapd,unsigned int freq)257 static inline int hostapd_drv_get_survey(struct hostapd_data *hapd,
258 					 unsigned int freq)
259 {
260 	if (hapd->driver == NULL)
261 		return -1;
262 	if (!hapd->driver->get_survey)
263 		return -1;
264 	return hapd->driver->get_survey(hapd->drv_priv, freq);
265 }
266 
hostapd_get_country(struct hostapd_data * hapd,char * alpha2)267 static inline int hostapd_get_country(struct hostapd_data *hapd, char *alpha2)
268 {
269 	if (hapd->driver == NULL || hapd->driver->get_country == NULL)
270 		return -1;
271 	return hapd->driver->get_country(hapd->drv_priv, alpha2);
272 }
273 
hostapd_drv_get_radio_name(struct hostapd_data * hapd)274 static inline const char * hostapd_drv_get_radio_name(struct hostapd_data *hapd)
275 {
276 	if (hapd->driver == NULL || hapd->drv_priv == NULL ||
277 	    hapd->driver->get_radio_name == NULL)
278 		return NULL;
279 	return hapd->driver->get_radio_name(hapd->drv_priv);
280 }
281 
hostapd_drv_switch_channel(struct hostapd_data * hapd,struct csa_settings * settings)282 static inline int hostapd_drv_switch_channel(struct hostapd_data *hapd,
283 					     struct csa_settings *settings)
284 {
285 	if (hapd->driver == NULL || hapd->driver->switch_channel == NULL ||
286 	    hapd->drv_priv == NULL)
287 		return -1;
288 
289 	return hapd->driver->switch_channel(hapd->drv_priv, settings);
290 }
291 
hostapd_drv_status(struct hostapd_data * hapd,char * buf,size_t buflen)292 static inline int hostapd_drv_status(struct hostapd_data *hapd, char *buf,
293 				     size_t buflen)
294 {
295 	if (!hapd->driver || !hapd->driver->status || !hapd->drv_priv)
296 		return -1;
297 	return hapd->driver->status(hapd->drv_priv, buf, buflen);
298 }
299 
hostapd_drv_br_add_ip_neigh(struct hostapd_data * hapd,int version,const u8 * ipaddr,int prefixlen,const u8 * addr)300 static inline int hostapd_drv_br_add_ip_neigh(struct hostapd_data *hapd,
301 					      int version, const u8 *ipaddr,
302 					      int prefixlen, const u8 *addr)
303 {
304 	if (hapd->driver == NULL || hapd->drv_priv == NULL ||
305 	    hapd->driver->br_add_ip_neigh == NULL)
306 		return -1;
307 	return hapd->driver->br_add_ip_neigh(hapd->drv_priv, version, ipaddr,
308 					     prefixlen, addr);
309 }
310 
hostapd_drv_br_delete_ip_neigh(struct hostapd_data * hapd,u8 version,const u8 * ipaddr)311 static inline int hostapd_drv_br_delete_ip_neigh(struct hostapd_data *hapd,
312 						 u8 version, const u8 *ipaddr)
313 {
314 	if (hapd->driver == NULL || hapd->drv_priv == NULL ||
315 	    hapd->driver->br_delete_ip_neigh == NULL)
316 		return -1;
317 	return hapd->driver->br_delete_ip_neigh(hapd->drv_priv, version,
318 						ipaddr);
319 }
320 
hostapd_drv_br_port_set_attr(struct hostapd_data * hapd,enum drv_br_port_attr attr,unsigned int val)321 static inline int hostapd_drv_br_port_set_attr(struct hostapd_data *hapd,
322 					       enum drv_br_port_attr attr,
323 					       unsigned int val)
324 {
325 	if (hapd->driver == NULL || hapd->drv_priv == NULL ||
326 	    hapd->driver->br_port_set_attr == NULL)
327 		return -1;
328 	return hapd->driver->br_port_set_attr(hapd->drv_priv, attr, val);
329 }
330 
hostapd_drv_br_set_net_param(struct hostapd_data * hapd,enum drv_br_net_param param,unsigned int val)331 static inline int hostapd_drv_br_set_net_param(struct hostapd_data *hapd,
332 					       enum drv_br_net_param param,
333 					       unsigned int val)
334 {
335 	if (hapd->driver == NULL || hapd->drv_priv == NULL ||
336 	    hapd->driver->br_set_net_param == NULL)
337 		return -1;
338 	return hapd->driver->br_set_net_param(hapd->drv_priv, param, val);
339 }
340 
hostapd_drv_vendor_cmd(struct hostapd_data * hapd,int vendor_id,int subcmd,const u8 * data,size_t data_len,struct wpabuf * buf)341 static inline int hostapd_drv_vendor_cmd(struct hostapd_data *hapd,
342 					 int vendor_id, int subcmd,
343 					 const u8 *data, size_t data_len,
344 					 struct wpabuf *buf)
345 {
346 	if (hapd->driver == NULL || hapd->driver->vendor_cmd == NULL)
347 		return -1;
348 	return hapd->driver->vendor_cmd(hapd->drv_priv, vendor_id, subcmd, data,
349 					data_len, buf);
350 }
351 
hostapd_drv_stop_ap(struct hostapd_data * hapd)352 static inline int hostapd_drv_stop_ap(struct hostapd_data *hapd)
353 {
354 	if (!hapd->driver || !hapd->driver->stop_ap || !hapd->drv_priv)
355 		return 0;
356 	return hapd->driver->stop_ap(hapd->drv_priv);
357 }
358 
hostapd_drv_channel_info(struct hostapd_data * hapd,struct wpa_channel_info * ci)359 static inline int hostapd_drv_channel_info(struct hostapd_data *hapd,
360 					   struct wpa_channel_info *ci)
361 {
362 	if (!hapd->driver || !hapd->driver->channel_info)
363 		return -1;
364 	return hapd->driver->channel_info(hapd->drv_priv, ci);
365 }
366 
367 static inline int
hostapd_drv_send_external_auth_status(struct hostapd_data * hapd,struct external_auth * params)368 hostapd_drv_send_external_auth_status(struct hostapd_data *hapd,
369 				      struct external_auth *params)
370 {
371 	if (!hapd->driver || !hapd->drv_priv ||
372 	    !hapd->driver->send_external_auth_status)
373 		return -1;
374 	return hapd->driver->send_external_auth_status(hapd->drv_priv, params);
375 }
376 
377 #endif /* AP_DRV_OPS */
378