1 /*-
2 * Copyright (c) 2003-2008 Sam Leffler, Errno Consulting
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 *
25 * $FreeBSD: releng/8.4/sys/net80211/ieee80211_freebsd.h 207912 2010-05-11 11:08:15Z rpaulo $
26 */
27 #ifndef _NET80211_IEEE80211_FREEBSD_H_
28 #define _NET80211_IEEE80211_FREEBSD_H_
29
30 #ifdef _KERNEL
31 #include <sys/param.h>
32 #include <sys/lock.h>
33 #include <sys/mutex.h>
34 #include <sys/rwlock.h>
35 #include <sys/sysctl.h>
36 #include <sys/taskqueue.h>
37
38 /*
39 * Common state locking definitions.
40 */
41 typedef struct {
42 char name[16]; /* e.g. "ath0_com_lock" */
43 struct mtx mtx;
44 } ieee80211_com_lock_t;
45 #define IEEE80211_LOCK_INIT(_ic, _name) do { \
46 ieee80211_com_lock_t *cl = &(_ic)->ic_comlock; \
47 snprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name); \
48 mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF | MTX_RECURSE); \
49 } while (0)
50 #define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.mtx)
51 #define IEEE80211_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_LOCK_OBJ(_ic))
52 #define IEEE80211_LOCK(_ic) mtx_lock(IEEE80211_LOCK_OBJ(_ic))
53 #define IEEE80211_UNLOCK(_ic) mtx_unlock(IEEE80211_LOCK_OBJ(_ic))
54 #define IEEE80211_LOCK_ASSERT(_ic) \
55 mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_OWNED)
56
57 /*
58 * Node locking definitions.
59 */
60 typedef struct {
61 char name[16]; /* e.g. "ath0_node_lock" */
62 struct mtx mtx;
63 } ieee80211_node_lock_t;
64 #define IEEE80211_NODE_LOCK_INIT(_nt, _name) do { \
65 ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock; \
66 snprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name); \
67 mtx_init(&nl->mtx, nl->name, NULL, MTX_DEF | MTX_RECURSE); \
68 } while (0)
69 #define IEEE80211_NODE_LOCK_OBJ(_nt) (&(_nt)->nt_nodelock.mtx)
70 #define IEEE80211_NODE_LOCK_DESTROY(_nt) \
71 mtx_destroy(IEEE80211_NODE_LOCK_OBJ(_nt))
72 #define IEEE80211_NODE_LOCK(_nt) \
73 mtx_lock(IEEE80211_NODE_LOCK_OBJ(_nt))
74 #define IEEE80211_NODE_IS_LOCKED(_nt) \
75 mtx_owned(IEEE80211_NODE_LOCK_OBJ(_nt))
76 #define IEEE80211_NODE_UNLOCK(_nt) \
77 mtx_unlock(IEEE80211_NODE_LOCK_OBJ(_nt))
78 #define IEEE80211_NODE_LOCK_ASSERT(_nt) \
79 mtx_assert(IEEE80211_NODE_LOCK_OBJ(_nt), MA_OWNED)
80
81 /*
82 * Node table iteration locking definitions; this protects the
83 * scan generation # used to iterate over the station table
84 * while grabbing+releasing the node lock.
85 */
86 typedef struct {
87 char name[16]; /* e.g. "ath0_scan_lock" */
88 struct mtx mtx;
89 } ieee80211_scan_lock_t;
90 #define IEEE80211_NODE_ITERATE_LOCK_INIT(_nt, _name) do { \
91 ieee80211_scan_lock_t *sl = &(_nt)->nt_scanlock; \
92 snprintf(sl->name, sizeof(sl->name), "%s_scan_lock", _name); \
93 mtx_init(&sl->mtx, sl->name, NULL, MTX_DEF); \
94 } while (0)
95 #define IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt) (&(_nt)->nt_scanlock.mtx)
96 #define IEEE80211_NODE_ITERATE_LOCK_DESTROY(_nt) \
97 mtx_destroy(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
98 #define IEEE80211_NODE_ITERATE_LOCK(_nt) \
99 mtx_lock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
100 #define IEEE80211_NODE_ITERATE_UNLOCK(_nt) \
101 mtx_unlock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
102
103 /*
104 * Power-save queue definitions.
105 */
106 typedef struct mtx ieee80211_psq_lock_t;
107 #define IEEE80211_PSQ_INIT(_psq, _name) \
108 mtx_init(&(_psq)->psq_lock, _name, "802.11 ps q", MTX_DEF)
109 #define IEEE80211_PSQ_DESTROY(_psq) mtx_destroy(&(_psq)->psq_lock)
110 #define IEEE80211_PSQ_LOCK(_psq) mtx_lock(&(_psq)->psq_lock)
111 #define IEEE80211_PSQ_UNLOCK(_psq) mtx_unlock(&(_psq)->psq_lock)
112
113 #ifndef IF_PREPEND_LIST
114 #define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
115 (mtail)->m_nextpkt = (ifq)->ifq_head; \
116 if ((ifq)->ifq_tail == NULL) \
117 (ifq)->ifq_tail = (mtail); \
118 (ifq)->ifq_head = (mhead); \
119 (ifq)->ifq_len += (mcount); \
120 } while (0)
121 #define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
122 IF_LOCK(ifq); \
123 _IF_PREPEND_LIST(ifq, mhead, mtail, mcount); \
124 IF_UNLOCK(ifq); \
125 } while (0)
126 #endif /* IF_PREPEND_LIST */
127
128 /*
129 * Age queue definitions.
130 */
131 typedef struct mtx ieee80211_ageq_lock_t;
132 #define IEEE80211_AGEQ_INIT(_aq, _name) \
133 mtx_init(&(_aq)->aq_lock, _name, "802.11 age q", MTX_DEF)
134 #define IEEE80211_AGEQ_DESTROY(_aq) mtx_destroy(&(_aq)->aq_lock)
135 #define IEEE80211_AGEQ_LOCK(_aq) mtx_lock(&(_aq)->aq_lock)
136 #define IEEE80211_AGEQ_UNLOCK(_aq) mtx_unlock(&(_aq)->aq_lock)
137
138 /*
139 * 802.1x MAC ACL database locking definitions.
140 */
141 typedef struct mtx acl_lock_t;
142 #define ACL_LOCK_INIT(_as, _name) \
143 mtx_init(&(_as)->as_lock, _name, "802.11 ACL", MTX_DEF)
144 #define ACL_LOCK_DESTROY(_as) mtx_destroy(&(_as)->as_lock)
145 #define ACL_LOCK(_as) mtx_lock(&(_as)->as_lock)
146 #define ACL_UNLOCK(_as) mtx_unlock(&(_as)->as_lock)
147 #define ACL_LOCK_ASSERT(_as) \
148 mtx_assert((&(_as)->as_lock), MA_OWNED)
149
150 /*
151 * Scan table definitions.
152 */
153 typedef struct mtx ieee80211_scan_table_lock_t;
154 #define IEEE80211_SCAN_TABLE_LOCK_INIT(_st, _name) \
155 mtx_init(&(_st)->st_lock, _name, "802.11 scan table", MTX_DEF)
156 #define IEEE80211_SCAN_TABLE_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_lock)
157 #define IEEE80211_SCAN_TABLE_LOCK(_st) mtx_lock(&(_st)->st_lock)
158 #define IEEE80211_SCAN_TABLE_UNLOCK(_st) mtx_unlock(&(_st)->st_lock)
159
160 /*
161 * Node reference counting definitions.
162 *
163 * ieee80211_node_initref initialize the reference count to 1
164 * ieee80211_node_incref add a reference
165 * ieee80211_node_decref remove a reference
166 * ieee80211_node_dectestref remove a reference and return 1 if this
167 * is the last reference, otherwise 0
168 * ieee80211_node_refcnt reference count for printing (only)
169 */
170 #include <machine/atomic.h>
171
172 #define ieee80211_node_initref(_ni) \
173 do { ((_ni)->ni_refcnt = 1); } while (0)
174 #define ieee80211_node_incref(_ni) \
175 atomic_add_int(&(_ni)->ni_refcnt, 1)
176 #define ieee80211_node_decref(_ni) \
177 atomic_subtract_int(&(_ni)->ni_refcnt, 1)
178 struct ieee80211_node;
179 int ieee80211_node_dectestref(struct ieee80211_node *ni);
180 #define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt
181
182 struct ifqueue;
183 struct ieee80211vap;
184 void ieee80211_drain_ifq(struct ifqueue *);
185 void ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *);
186
187 void ieee80211_vap_destroy(struct ieee80211vap *);
188
189 #define IFNET_IS_UP_RUNNING(_ifp) \
190 (((_ifp)->if_flags & IFF_UP) && \
191 ((_ifp)->if_drv_flags & IFF_DRV_RUNNING))
192
193 #define msecs_to_ticks(ms) (((ms)*hz)/1000)
194 #define ticks_to_msecs(t) (1000*(t) / hz)
195 #define ticks_to_secs(t) ((t) / hz)
196 #define time_after(a,b) ((long)(b) - (long)(a) < 0)
197 #define time_before(a,b) time_after(b,a)
198 #define time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
199 #define time_before_eq(a,b) time_after_eq(b,a)
200
201 struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
202
203 /* tx path usage */
204 #define M_ENCAP M_PROTO1 /* 802.11 encap done */
205 #define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */
206 #define M_PWR_SAV M_PROTO4 /* bypass PS handling */
207 #define M_MORE_DATA M_PROTO5 /* more data frames to follow */
208 #define M_FF M_PROTO6 /* fast frame */
209 #define M_TXCB M_PROTO7 /* do tx complete callback */
210 #define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */
211 #define M_80211_TX \
212 (M_FRAG|M_FIRSTFRAG|M_LASTFRAG|M_ENCAP|M_EAPOL|M_PWR_SAV|\
213 M_MORE_DATA|M_FF|M_TXCB|M_AMPDU_MPDU)
214
215 /* rx path usage */
216 #define M_AMPDU M_PROTO1 /* A-MPDU subframe */
217 #define M_WEP M_PROTO2 /* WEP done by hardware */
218 #if 0
219 #define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */
220 #endif
221 #define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU)
222
223 #define IEEE80211_MBUF_TX_FLAG_BITS \
224 "\2\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_ENCAP\6M_WEP\7M_EAPOL" \
225 "\10M_PWR_SAV\11M_MORE_DATA\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
226 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
227 "\23M_NOFREE\24M_FF\25M_TXCB\26M_AMPDU_MPDU\27M_FLOWID"
228
229 #define IEEE80211_MBUF_RX_FLAG_BITS \
230 "\2\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_AMPDU\6M_WEP\7M_PROTO3" \
231 "\10M_PROTO4\11M_PROTO5\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
232 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
233 "\23M_NOFREE\24M_PROTO6\25M_PROTO7\26M_AMPDU_MPDU\27M_FLOWID"
234
235 /*
236 * Store WME access control bits in the vlan tag.
237 * This is safe since it's done after the packet is classified
238 * (where we use any previous tag) and because it's passed
239 * directly in to the driver and there's no chance someone
240 * else will clobber them on us.
241 */
242 #define M_WME_SETAC(m, ac) \
243 ((m)->m_pkthdr.ether_vtag = (ac))
244 #define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vtag)
245
246 /*
247 * Mbufs on the power save queue are tagged with an age and
248 * timed out. We reuse the hardware checksum field in the
249 * mbuf packet header to store this data.
250 */
251 #define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v)
252 #define M_AGE_GET(m) (m->m_pkthdr.csum_data)
253 #define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj)
254
255 /*
256 * Store the sequence number.
257 */
258 #define M_SEQNO_SET(m, seqno) \
259 ((m)->m_pkthdr.tso_segsz = (seqno))
260 #define M_SEQNO_GET(m) ((m)->m_pkthdr.tso_segsz)
261
262 #define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */
263
264 struct ieee80211_cb {
265 void (*func)(struct ieee80211_node *, void *, int status);
266 void *arg;
267 };
268 #define NET80211_TAG_CALLBACK 0 /* xmit complete callback */
269 int ieee80211_add_callback(struct mbuf *m,
270 void (*func)(struct ieee80211_node *, void *, int), void *arg);
271 void ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
272
273 void get_random_bytes(void *, size_t);
274
275 struct ieee80211com;
276
277 void ieee80211_sysctl_attach(struct ieee80211com *);
278 void ieee80211_sysctl_detach(struct ieee80211com *);
279 void ieee80211_sysctl_vattach(struct ieee80211vap *);
280 void ieee80211_sysctl_vdetach(struct ieee80211vap *);
281
282 SYSCTL_DECL(_net_wlan);
283 int ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
284
285 void ieee80211_load_module(const char *);
286
287 /*
288 * A "policy module" is an adjunct module to net80211 that provides
289 * functionality that typically includes policy decisions. This
290 * modularity enables extensibility and vendor-supplied functionality.
291 */
292 #define _IEEE80211_POLICY_MODULE(policy, name, version) \
293 typedef void (*policy##_setup)(int); \
294 SET_DECLARE(policy##_set, policy##_setup); \
295 static int \
296 wlan_##name##_modevent(module_t mod, int type, void *unused) \
297 { \
298 policy##_setup * const *iter, f; \
299 switch (type) { \
300 case MOD_LOAD: \
301 SET_FOREACH(iter, policy##_set) { \
302 f = (void*) *iter; \
303 f(type); \
304 } \
305 return 0; \
306 case MOD_UNLOAD: \
307 case MOD_QUIESCE: \
308 if (nrefs) { \
309 printf("wlan_##name: still in use (%u dynamic refs)\n",\
310 nrefs); \
311 return EBUSY; \
312 } \
313 if (type == MOD_UNLOAD) { \
314 SET_FOREACH(iter, policy##_set) { \
315 f = (void*) *iter; \
316 f(type); \
317 } \
318 } \
319 return 0; \
320 } \
321 return EINVAL; \
322 } \
323 static moduledata_t name##_mod = { \
324 "wlan_" #name, \
325 wlan_##name##_modevent, \
326 0 \
327 }; \
328 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
329 MODULE_VERSION(wlan_##name, version); \
330 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
331
332 /*
333 * Crypto modules implement cipher support.
334 */
335 #define IEEE80211_CRYPTO_MODULE(name, version) \
336 _IEEE80211_POLICY_MODULE(crypto, name, version); \
337 static void \
338 name##_modevent(int type) \
339 { \
340 if (type == MOD_LOAD) \
341 ieee80211_crypto_register(&name); \
342 else \
343 ieee80211_crypto_unregister(&name); \
344 } \
345 TEXT_SET(crypto##_set, name##_modevent)
346
347 /*
348 * Scanner modules provide scanning policy.
349 */
350 #define IEEE80211_SCANNER_MODULE(name, version) \
351 _IEEE80211_POLICY_MODULE(scanner, name, version)
352
353 #define IEEE80211_SCANNER_ALG(name, alg, v) \
354 static void \
355 name##_modevent(int type) \
356 { \
357 if (type == MOD_LOAD) \
358 ieee80211_scanner_register(alg, &v); \
359 else \
360 ieee80211_scanner_unregister(alg, &v); \
361 } \
362 TEXT_SET(scanner_set, name##_modevent); \
363
364 /*
365 * ACL modules implement acl policy.
366 */
367 #define IEEE80211_ACL_MODULE(name, alg, version) \
368 _IEEE80211_POLICY_MODULE(acl, name, version); \
369 static void \
370 alg##_modevent(int type) \
371 { \
372 if (type == MOD_LOAD) \
373 ieee80211_aclator_register(&alg); \
374 else \
375 ieee80211_aclator_unregister(&alg); \
376 } \
377 TEXT_SET(acl_set, alg##_modevent); \
378
379 /*
380 * Authenticator modules handle 802.1x/WPA authentication.
381 */
382 #define IEEE80211_AUTH_MODULE(name, version) \
383 _IEEE80211_POLICY_MODULE(auth, name, version)
384
385 #define IEEE80211_AUTH_ALG(name, alg, v) \
386 static void \
387 name##_modevent(int type) \
388 { \
389 if (type == MOD_LOAD) \
390 ieee80211_authenticator_register(alg, &v); \
391 else \
392 ieee80211_authenticator_unregister(alg); \
393 } \
394 TEXT_SET(auth_set, name##_modevent)
395
396 /*
397 * Rate control modules provide tx rate control support.
398 */
399 #define IEEE80211_RATECTL_MODULE(alg, version) \
400 _IEEE80211_POLICY_MODULE(ratectl, alg, version); \
401
402 #define IEEE80211_RATECTL_ALG(name, alg, v) \
403 static void \
404 alg##_modevent(int type) \
405 { \
406 if (type == MOD_LOAD) \
407 ieee80211_ratectl_register(alg, &v); \
408 else \
409 ieee80211_ratectl_unregister(alg); \
410 } \
411 TEXT_SET(ratectl##_set, alg##_modevent)
412
413 struct ieee80211req;
414 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
415 struct ieee80211req *);
416 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
417 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
418
419 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
420 struct ieee80211req *);
421 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
422 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
423 #endif /* _KERNEL */
424
425 /* XXX this stuff belongs elsewhere */
426 /*
427 * Message formats for messages from the net80211 layer to user
428 * applications via the routing socket. These messages are appended
429 * to an if_announcemsghdr structure.
430 */
431 struct ieee80211_join_event {
432 uint8_t iev_addr[6];
433 };
434
435 struct ieee80211_leave_event {
436 uint8_t iev_addr[6];
437 };
438
439 struct ieee80211_replay_event {
440 uint8_t iev_src[6]; /* src MAC */
441 uint8_t iev_dst[6]; /* dst MAC */
442 uint8_t iev_cipher; /* cipher type */
443 uint8_t iev_keyix; /* key id/index */
444 uint64_t iev_keyrsc; /* RSC from key */
445 uint64_t iev_rsc; /* RSC from frame */
446 };
447
448 struct ieee80211_michael_event {
449 uint8_t iev_src[6]; /* src MAC */
450 uint8_t iev_dst[6]; /* dst MAC */
451 uint8_t iev_cipher; /* cipher type */
452 uint8_t iev_keyix; /* key id/index */
453 };
454
455 struct ieee80211_wds_event {
456 uint8_t iev_addr[6];
457 };
458
459 struct ieee80211_csa_event {
460 uint32_t iev_flags; /* channel flags */
461 uint16_t iev_freq; /* setting in Mhz */
462 uint8_t iev_ieee; /* IEEE channel number */
463 uint8_t iev_mode; /* CSA mode */
464 uint8_t iev_count; /* CSA count */
465 };
466
467 struct ieee80211_cac_event {
468 uint32_t iev_flags; /* channel flags */
469 uint16_t iev_freq; /* setting in Mhz */
470 uint8_t iev_ieee; /* IEEE channel number */
471 /* XXX timestamp? */
472 uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */
473 };
474
475 struct ieee80211_radar_event {
476 uint32_t iev_flags; /* channel flags */
477 uint16_t iev_freq; /* setting in Mhz */
478 uint8_t iev_ieee; /* IEEE channel number */
479 /* XXX timestamp? */
480 };
481
482 struct ieee80211_auth_event {
483 uint8_t iev_addr[6];
484 };
485
486 struct ieee80211_deauth_event {
487 uint8_t iev_addr[6];
488 };
489
490 struct ieee80211_country_event {
491 uint8_t iev_addr[6];
492 uint8_t iev_cc[2]; /* ISO country code */
493 };
494
495 struct ieee80211_radio_event {
496 uint8_t iev_state; /* 1 on, 0 off */
497 };
498
499 #define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */
500 #define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */
501 #define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */
502 #define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */
503 #define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */
504 #define RTM_IEEE80211_SCAN 105 /* scan complete, results available */
505 #define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */
506 #define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */
507 #define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */
508 #define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */
509 #define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */
510 #define RTM_IEEE80211_RADAR 111 /* radar event */
511 #define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */
512 #define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */
513 #define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */
514 #define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */
515 #define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */
516
517 /*
518 * Structure prepended to raw packets sent through the bpf
519 * interface when set to DLT_IEEE802_11_RADIO. This allows
520 * user applications to specify pretty much everything in
521 * an Atheros tx descriptor. XXX need to generalize.
522 *
523 * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
524 * XXX sa_data area.
525 */
526 struct ieee80211_bpf_params {
527 uint8_t ibp_vers; /* version */
528 #define IEEE80211_BPF_VERSION 0
529 uint8_t ibp_len; /* header length in bytes */
530 uint8_t ibp_flags;
531 #define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */
532 #define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */
533 #define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */
534 #define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */
535 #define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */
536 #define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */
537 #define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */
538 uint8_t ibp_pri; /* WME/WMM AC+tx antenna */
539 uint8_t ibp_try0; /* series 1 try count */
540 uint8_t ibp_rate0; /* series 1 IEEE tx rate */
541 uint8_t ibp_power; /* tx power (device units) */
542 uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */
543 uint8_t ibp_try1; /* series 2 try count */
544 uint8_t ibp_rate1; /* series 2 IEEE tx rate */
545 uint8_t ibp_try2; /* series 3 try count */
546 uint8_t ibp_rate2; /* series 3 IEEE tx rate */
547 uint8_t ibp_try3; /* series 4 try count */
548 uint8_t ibp_rate3; /* series 4 IEEE tx rate */
549 };
550 #endif /* _NET80211_IEEE80211_FREEBSD_H_ */
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