2 * Copyright (c) 2003-2008 Sam Leffler, Errno Consulting
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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.
27 #ifndef _NET80211_IEEE80211_FREEBSD_H_
28 #define _NET80211_IEEE80211_FREEBSD_H_
31 #include <sys/param.h>
32 #include <sys/systm.h>
33 #include <sys/counter.h>
35 #include <sys/mutex.h>
36 #include <sys/rwlock.h>
37 #include <sys/sysctl.h>
38 #include <sys/taskqueue.h>
41 * Common state locking definitions.
44 char name[16]; /* e.g. "ath0_com_lock" */
46 } ieee80211_com_lock_t;
47 #define IEEE80211_LOCK_INIT(_ic, _name) do { \
48 ieee80211_com_lock_t *cl = &(_ic)->ic_comlock; \
49 snprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name); \
50 mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF | MTX_RECURSE); \
52 #define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.mtx)
53 #define IEEE80211_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_LOCK_OBJ(_ic))
54 #define IEEE80211_LOCK(_ic) mtx_lock(IEEE80211_LOCK_OBJ(_ic))
55 #define IEEE80211_UNLOCK(_ic) mtx_unlock(IEEE80211_LOCK_OBJ(_ic))
56 #define IEEE80211_LOCK_ASSERT(_ic) \
57 mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_OWNED)
58 #define IEEE80211_UNLOCK_ASSERT(_ic) \
59 mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_NOTOWNED)
64 * This is a (mostly) temporary lock designed to serialise all of the
65 * transmission operations throughout the stack.
68 char name[16]; /* e.g. "ath0_tx_lock" */
70 } ieee80211_tx_lock_t;
71 #define IEEE80211_TX_LOCK_INIT(_ic, _name) do { \
72 ieee80211_tx_lock_t *cl = &(_ic)->ic_txlock; \
73 snprintf(cl->name, sizeof(cl->name), "%s_tx_lock", _name); \
74 mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF); \
76 #define IEEE80211_TX_LOCK_OBJ(_ic) (&(_ic)->ic_txlock.mtx)
77 #define IEEE80211_TX_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_TX_LOCK_OBJ(_ic))
78 #define IEEE80211_TX_LOCK(_ic) mtx_lock(IEEE80211_TX_LOCK_OBJ(_ic))
79 #define IEEE80211_TX_UNLOCK(_ic) mtx_unlock(IEEE80211_TX_LOCK_OBJ(_ic))
80 #define IEEE80211_TX_LOCK_ASSERT(_ic) \
81 mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_OWNED)
82 #define IEEE80211_TX_UNLOCK_ASSERT(_ic) \
83 mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_NOTOWNED)
86 * Stageq / ni_tx_superg lock
89 char name[16]; /* e.g. "ath0_ff_lock" */
91 } ieee80211_ff_lock_t;
92 #define IEEE80211_FF_LOCK_INIT(_ic, _name) do { \
93 ieee80211_ff_lock_t *fl = &(_ic)->ic_fflock; \
94 snprintf(fl->name, sizeof(fl->name), "%s_ff_lock", _name); \
95 mtx_init(&fl->mtx, fl->name, NULL, MTX_DEF); \
97 #define IEEE80211_FF_LOCK_OBJ(_ic) (&(_ic)->ic_fflock.mtx)
98 #define IEEE80211_FF_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_FF_LOCK_OBJ(_ic))
99 #define IEEE80211_FF_LOCK(_ic) mtx_lock(IEEE80211_FF_LOCK_OBJ(_ic))
100 #define IEEE80211_FF_UNLOCK(_ic) mtx_unlock(IEEE80211_FF_LOCK_OBJ(_ic))
101 #define IEEE80211_FF_LOCK_ASSERT(_ic) \
102 mtx_assert(IEEE80211_FF_LOCK_OBJ(_ic), MA_OWNED)
105 * Node locking definitions.
108 char name[16]; /* e.g. "ath0_node_lock" */
110 } ieee80211_node_lock_t;
111 #define IEEE80211_NODE_LOCK_INIT(_nt, _name) do { \
112 ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock; \
113 snprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name); \
114 mtx_init(&nl->mtx, nl->name, NULL, MTX_DEF | MTX_RECURSE); \
116 #define IEEE80211_NODE_LOCK_OBJ(_nt) (&(_nt)->nt_nodelock.mtx)
117 #define IEEE80211_NODE_LOCK_DESTROY(_nt) \
118 mtx_destroy(IEEE80211_NODE_LOCK_OBJ(_nt))
119 #define IEEE80211_NODE_LOCK(_nt) \
120 mtx_lock(IEEE80211_NODE_LOCK_OBJ(_nt))
121 #define IEEE80211_NODE_IS_LOCKED(_nt) \
122 mtx_owned(IEEE80211_NODE_LOCK_OBJ(_nt))
123 #define IEEE80211_NODE_UNLOCK(_nt) \
124 mtx_unlock(IEEE80211_NODE_LOCK_OBJ(_nt))
125 #define IEEE80211_NODE_LOCK_ASSERT(_nt) \
126 mtx_assert(IEEE80211_NODE_LOCK_OBJ(_nt), MA_OWNED)
129 * Power-save queue definitions.
131 typedef struct mtx ieee80211_psq_lock_t;
132 #define IEEE80211_PSQ_INIT(_psq, _name) \
133 mtx_init(&(_psq)->psq_lock, _name, "802.11 ps q", MTX_DEF)
134 #define IEEE80211_PSQ_DESTROY(_psq) mtx_destroy(&(_psq)->psq_lock)
135 #define IEEE80211_PSQ_LOCK(_psq) mtx_lock(&(_psq)->psq_lock)
136 #define IEEE80211_PSQ_UNLOCK(_psq) mtx_unlock(&(_psq)->psq_lock)
138 #ifndef IF_PREPEND_LIST
139 #define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
140 (mtail)->m_nextpkt = (ifq)->ifq_head; \
141 if ((ifq)->ifq_tail == NULL) \
142 (ifq)->ifq_tail = (mtail); \
143 (ifq)->ifq_head = (mhead); \
144 (ifq)->ifq_len += (mcount); \
146 #define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
148 _IF_PREPEND_LIST(ifq, mhead, mtail, mcount); \
151 #endif /* IF_PREPEND_LIST */
154 * Age queue definitions.
156 typedef struct mtx ieee80211_ageq_lock_t;
157 #define IEEE80211_AGEQ_INIT(_aq, _name) \
158 mtx_init(&(_aq)->aq_lock, _name, "802.11 age q", MTX_DEF)
159 #define IEEE80211_AGEQ_DESTROY(_aq) mtx_destroy(&(_aq)->aq_lock)
160 #define IEEE80211_AGEQ_LOCK(_aq) mtx_lock(&(_aq)->aq_lock)
161 #define IEEE80211_AGEQ_UNLOCK(_aq) mtx_unlock(&(_aq)->aq_lock)
164 * 802.1x MAC ACL database locking definitions.
166 typedef struct mtx acl_lock_t;
167 #define ACL_LOCK_INIT(_as, _name) \
168 mtx_init(&(_as)->as_lock, _name, "802.11 ACL", MTX_DEF)
169 #define ACL_LOCK_DESTROY(_as) mtx_destroy(&(_as)->as_lock)
170 #define ACL_LOCK(_as) mtx_lock(&(_as)->as_lock)
171 #define ACL_UNLOCK(_as) mtx_unlock(&(_as)->as_lock)
172 #define ACL_LOCK_ASSERT(_as) \
173 mtx_assert((&(_as)->as_lock), MA_OWNED)
176 * Scan table definitions.
178 typedef struct mtx ieee80211_scan_table_lock_t;
179 #define IEEE80211_SCAN_TABLE_LOCK_INIT(_st, _name) \
180 mtx_init(&(_st)->st_lock, _name, "802.11 scan table", MTX_DEF)
181 #define IEEE80211_SCAN_TABLE_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_lock)
182 #define IEEE80211_SCAN_TABLE_LOCK(_st) mtx_lock(&(_st)->st_lock)
183 #define IEEE80211_SCAN_TABLE_UNLOCK(_st) mtx_unlock(&(_st)->st_lock)
185 typedef struct mtx ieee80211_scan_iter_lock_t;
186 #define IEEE80211_SCAN_ITER_LOCK_INIT(_st, _name) \
187 mtx_init(&(_st)->st_scanlock, _name, "802.11 scangen", MTX_DEF)
188 #define IEEE80211_SCAN_ITER_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_scanlock)
189 #define IEEE80211_SCAN_ITER_LOCK(_st) mtx_lock(&(_st)->st_scanlock)
190 #define IEEE80211_SCAN_ITER_UNLOCK(_st) mtx_unlock(&(_st)->st_scanlock)
193 * Mesh node/routing definitions.
195 typedef struct mtx ieee80211_rte_lock_t;
196 #define MESH_RT_ENTRY_LOCK_INIT(_rt, _name) \
197 mtx_init(&(rt)->rt_lock, _name, "802.11s route entry", MTX_DEF)
198 #define MESH_RT_ENTRY_LOCK_DESTROY(_rt) \
199 mtx_destroy(&(_rt)->rt_lock)
200 #define MESH_RT_ENTRY_LOCK(rt) mtx_lock(&(rt)->rt_lock)
201 #define MESH_RT_ENTRY_LOCK_ASSERT(rt) mtx_assert(&(rt)->rt_lock, MA_OWNED)
202 #define MESH_RT_ENTRY_UNLOCK(rt) mtx_unlock(&(rt)->rt_lock)
204 typedef struct mtx ieee80211_rt_lock_t;
205 #define MESH_RT_LOCK(ms) mtx_lock(&(ms)->ms_rt_lock)
206 #define MESH_RT_LOCK_ASSERT(ms) mtx_assert(&(ms)->ms_rt_lock, MA_OWNED)
207 #define MESH_RT_UNLOCK(ms) mtx_unlock(&(ms)->ms_rt_lock)
208 #define MESH_RT_LOCK_INIT(ms, name) \
209 mtx_init(&(ms)->ms_rt_lock, name, "802.11s routing table", MTX_DEF)
210 #define MESH_RT_LOCK_DESTROY(ms) \
211 mtx_destroy(&(ms)->ms_rt_lock)
214 * Node reference counting definitions.
216 * ieee80211_node_initref initialize the reference count to 1
217 * ieee80211_node_incref add a reference
218 * ieee80211_node_decref remove a reference
219 * ieee80211_node_dectestref remove a reference and return 1 if this
220 * is the last reference, otherwise 0
221 * ieee80211_node_refcnt reference count for printing (only)
223 #include <machine/atomic.h>
226 int ieee80211_com_vincref(struct ieee80211vap *);
227 void ieee80211_com_vdecref(struct ieee80211vap *);
228 void ieee80211_com_vdetach(struct ieee80211vap *);
230 #define ieee80211_node_initref(_ni) \
231 do { ((_ni)->ni_refcnt = 1); } while (0)
232 #define ieee80211_node_incref(_ni) \
233 atomic_add_int(&(_ni)->ni_refcnt, 1)
234 #define ieee80211_node_decref(_ni) \
235 atomic_subtract_int(&(_ni)->ni_refcnt, 1)
236 struct ieee80211_node;
237 int ieee80211_node_dectestref(struct ieee80211_node *ni);
238 #define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt
241 void ieee80211_drain_ifq(struct ifqueue *);
242 void ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *);
244 void ieee80211_vap_destroy(struct ieee80211vap *);
246 #define IFNET_IS_UP_RUNNING(_ifp) \
247 (((_ifp)->if_flags & IFF_UP) && \
248 ((_ifp)->if_drv_flags & IFF_DRV_RUNNING))
250 /* XXX TODO: cap these at 1, as hz may not be 1000 */
251 #define msecs_to_ticks(ms) (((ms)*hz)/1000)
252 #define ticks_to_msecs(t) (1000*(t) / hz)
253 #define ticks_to_secs(t) ((t) / hz)
255 #define ieee80211_time_after(a,b) ((long)(b) - (long)(a) < 0)
256 #define ieee80211_time_before(a,b) ieee80211_time_after(b,a)
257 #define ieee80211_time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
258 #define ieee80211_time_before_eq(a,b) ieee80211_time_after_eq(b,a)
260 struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
263 #define M_ENCAP M_PROTO1 /* 802.11 encap done */
264 #define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */
265 #define M_PWR_SAV M_PROTO4 /* bypass PS handling */
266 #define M_MORE_DATA M_PROTO5 /* more data frames to follow */
267 #define M_FF M_PROTO6 /* fast frame / A-MSDU */
268 #define M_TXCB M_PROTO7 /* do tx complete callback */
269 #define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */
270 #define M_FRAG M_PROTO9 /* frame fragmentation */
271 #define M_FIRSTFRAG M_PROTO10 /* first frame fragment */
272 #define M_LASTFRAG M_PROTO11 /* last frame fragment */
275 (M_ENCAP|M_EAPOL|M_PWR_SAV|M_MORE_DATA|M_FF|M_TXCB| \
276 M_AMPDU_MPDU|M_FRAG|M_FIRSTFRAG|M_LASTFRAG)
279 #define M_AMPDU M_PROTO1 /* A-MPDU subframe */
280 #define M_WEP M_PROTO2 /* WEP done by hardware */
282 #define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */
284 #define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU)
286 #define IEEE80211_MBUF_TX_FLAG_BITS \
288 "\15M_ENCAP\17M_EAPOL\20M_PWR_SAV\21M_MORE_DATA\22M_FF\23M_TXCB" \
289 "\24M_AMPDU_MPDU\25M_FRAG\26M_FIRSTFRAG\27M_LASTFRAG"
291 #define IEEE80211_MBUF_RX_FLAG_BITS \
293 "\15M_AMPDU\16M_WEP\24M_AMPDU_MPDU"
296 * Store WME access control bits in the vlan tag.
297 * This is safe since it's done after the packet is classified
298 * (where we use any previous tag) and because it's passed
299 * directly in to the driver and there's no chance someone
300 * else will clobber them on us.
302 #define M_WME_SETAC(m, ac) \
303 ((m)->m_pkthdr.ether_vtag = (ac))
304 #define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vtag)
307 * Mbufs on the power save queue are tagged with an age and
308 * timed out. We reuse the hardware checksum field in the
309 * mbuf packet header to store this data.
311 #define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v)
312 #define M_AGE_GET(m) (m->m_pkthdr.csum_data)
313 #define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj)
316 * Store the sequence number.
318 #define M_SEQNO_SET(m, seqno) \
319 ((m)->m_pkthdr.tso_segsz = (seqno))
320 #define M_SEQNO_GET(m) ((m)->m_pkthdr.tso_segsz)
322 #define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */
324 struct ieee80211_cb {
325 void (*func)(struct ieee80211_node *, void *, int status);
328 #define NET80211_TAG_CALLBACK 0 /* xmit complete callback */
329 int ieee80211_add_callback(struct mbuf *m,
330 void (*func)(struct ieee80211_node *, void *, int), void *arg);
331 void ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
333 #define NET80211_TAG_XMIT_PARAMS 1
334 /* See below; this is after the bpf_params definition */
336 #define NET80211_TAG_RECV_PARAMS 2
339 int ieee80211_parent_xmitpkt(struct ieee80211com *, struct mbuf *);
340 int ieee80211_vap_xmitpkt(struct ieee80211vap *, struct mbuf *);
342 void get_random_bytes(void *, size_t);
344 void ieee80211_sysctl_attach(struct ieee80211com *);
345 void ieee80211_sysctl_detach(struct ieee80211com *);
346 void ieee80211_sysctl_vattach(struct ieee80211vap *);
347 void ieee80211_sysctl_vdetach(struct ieee80211vap *);
349 SYSCTL_DECL(_net_wlan);
350 int ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
352 void ieee80211_load_module(const char *);
355 * A "policy module" is an adjunct module to net80211 that provides
356 * functionality that typically includes policy decisions. This
357 * modularity enables extensibility and vendor-supplied functionality.
359 #define _IEEE80211_POLICY_MODULE(policy, name, version) \
360 typedef void (*policy##_setup)(int); \
361 SET_DECLARE(policy##_set, policy##_setup); \
363 wlan_##name##_modevent(module_t mod, int type, void *unused) \
365 policy##_setup * const *iter, f; \
368 SET_FOREACH(iter, policy##_set) { \
376 printf("wlan_" #name ": still in use " \
377 "(%u dynamic refs)\n", nrefs); \
380 if (type == MOD_UNLOAD) { \
381 SET_FOREACH(iter, policy##_set) { \
390 static moduledata_t name##_mod = { \
392 wlan_##name##_modevent, \
395 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
396 MODULE_VERSION(wlan_##name, version); \
397 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
400 * Crypto modules implement cipher support.
402 #define IEEE80211_CRYPTO_MODULE(name, version) \
403 _IEEE80211_POLICY_MODULE(crypto, name, version); \
405 name##_modevent(int type) \
407 if (type == MOD_LOAD) \
408 ieee80211_crypto_register(&name); \
410 ieee80211_crypto_unregister(&name); \
412 TEXT_SET(crypto##_set, name##_modevent)
415 * Scanner modules provide scanning policy.
417 #define IEEE80211_SCANNER_MODULE(name, version) \
418 _IEEE80211_POLICY_MODULE(scanner, name, version)
420 #define IEEE80211_SCANNER_ALG(name, alg, v) \
422 name##_modevent(int type) \
424 if (type == MOD_LOAD) \
425 ieee80211_scanner_register(alg, &v); \
427 ieee80211_scanner_unregister(alg, &v); \
429 TEXT_SET(scanner_set, name##_modevent); \
432 * ACL modules implement acl policy.
434 #define IEEE80211_ACL_MODULE(name, alg, version) \
435 _IEEE80211_POLICY_MODULE(acl, name, version); \
437 alg##_modevent(int type) \
439 if (type == MOD_LOAD) \
440 ieee80211_aclator_register(&alg); \
442 ieee80211_aclator_unregister(&alg); \
444 TEXT_SET(acl_set, alg##_modevent); \
447 * Authenticator modules handle 802.1x/WPA authentication.
449 #define IEEE80211_AUTH_MODULE(name, version) \
450 _IEEE80211_POLICY_MODULE(auth, name, version)
452 #define IEEE80211_AUTH_ALG(name, alg, v) \
454 name##_modevent(int type) \
456 if (type == MOD_LOAD) \
457 ieee80211_authenticator_register(alg, &v); \
459 ieee80211_authenticator_unregister(alg); \
461 TEXT_SET(auth_set, name##_modevent)
464 * Rate control modules provide tx rate control support.
466 #define IEEE80211_RATECTL_MODULE(alg, version) \
467 _IEEE80211_POLICY_MODULE(ratectl, alg, version); \
469 #define IEEE80211_RATECTL_ALG(name, alg, v) \
471 alg##_modevent(int type) \
473 if (type == MOD_LOAD) \
474 ieee80211_ratectl_register(alg, &v); \
476 ieee80211_ratectl_unregister(alg); \
478 TEXT_SET(ratectl##_set, alg##_modevent)
481 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
482 struct ieee80211req *);
483 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
484 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
486 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
487 struct ieee80211req *);
488 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
489 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
492 /* XXX this stuff belongs elsewhere */
494 * Message formats for messages from the net80211 layer to user
495 * applications via the routing socket. These messages are appended
496 * to an if_announcemsghdr structure.
498 struct ieee80211_join_event {
502 struct ieee80211_leave_event {
506 struct ieee80211_replay_event {
507 uint8_t iev_src[6]; /* src MAC */
508 uint8_t iev_dst[6]; /* dst MAC */
509 uint8_t iev_cipher; /* cipher type */
510 uint8_t iev_keyix; /* key id/index */
511 uint64_t iev_keyrsc; /* RSC from key */
512 uint64_t iev_rsc; /* RSC from frame */
515 struct ieee80211_michael_event {
516 uint8_t iev_src[6]; /* src MAC */
517 uint8_t iev_dst[6]; /* dst MAC */
518 uint8_t iev_cipher; /* cipher type */
519 uint8_t iev_keyix; /* key id/index */
522 struct ieee80211_wds_event {
526 struct ieee80211_csa_event {
527 uint32_t iev_flags; /* channel flags */
528 uint16_t iev_freq; /* setting in Mhz */
529 uint8_t iev_ieee; /* IEEE channel number */
530 uint8_t iev_mode; /* CSA mode */
531 uint8_t iev_count; /* CSA count */
534 struct ieee80211_cac_event {
535 uint32_t iev_flags; /* channel flags */
536 uint16_t iev_freq; /* setting in Mhz */
537 uint8_t iev_ieee; /* IEEE channel number */
539 uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */
542 struct ieee80211_radar_event {
543 uint32_t iev_flags; /* channel flags */
544 uint16_t iev_freq; /* setting in Mhz */
545 uint8_t iev_ieee; /* IEEE channel number */
549 struct ieee80211_auth_event {
553 struct ieee80211_deauth_event {
557 struct ieee80211_country_event {
559 uint8_t iev_cc[2]; /* ISO country code */
562 struct ieee80211_radio_event {
563 uint8_t iev_state; /* 1 on, 0 off */
566 #define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */
567 #define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */
568 #define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */
569 #define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */
570 #define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */
571 #define RTM_IEEE80211_SCAN 105 /* scan complete, results available */
572 #define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */
573 #define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */
574 #define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */
575 #define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */
576 #define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */
577 #define RTM_IEEE80211_RADAR 111 /* radar event */
578 #define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */
579 #define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */
580 #define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */
581 #define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */
582 #define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */
585 * Structure prepended to raw packets sent through the bpf
586 * interface when set to DLT_IEEE802_11_RADIO. This allows
587 * user applications to specify pretty much everything in
588 * an Atheros tx descriptor. XXX need to generalize.
590 * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
593 struct ieee80211_bpf_params {
594 uint8_t ibp_vers; /* version */
595 #define IEEE80211_BPF_VERSION 0
596 uint8_t ibp_len; /* header length in bytes */
598 #define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */
599 #define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */
600 #define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */
601 #define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */
602 #define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */
603 #define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */
604 #define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */
605 uint8_t ibp_pri; /* WME/WMM AC+tx antenna */
606 uint8_t ibp_try0; /* series 1 try count */
607 uint8_t ibp_rate0; /* series 1 IEEE tx rate */
608 uint8_t ibp_power; /* tx power (device units) */
609 uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */
610 uint8_t ibp_try1; /* series 2 try count */
611 uint8_t ibp_rate1; /* series 2 IEEE tx rate */
612 uint8_t ibp_try2; /* series 3 try count */
613 uint8_t ibp_rate2; /* series 3 IEEE tx rate */
614 uint8_t ibp_try3; /* series 4 try count */
615 uint8_t ibp_rate3; /* series 4 IEEE tx rate */
619 struct ieee80211_tx_params {
620 struct ieee80211_bpf_params params;
622 int ieee80211_add_xmit_params(struct mbuf *m,
623 const struct ieee80211_bpf_params *);
624 int ieee80211_get_xmit_params(struct mbuf *m,
625 struct ieee80211_bpf_params *);
627 #define IEEE80211_MAX_CHAINS 3
628 #define IEEE80211_MAX_EVM_PILOTS 6
630 #define IEEE80211_R_NF 0x0000001 /* global NF value valid */
631 #define IEEE80211_R_RSSI 0x0000002 /* global RSSI value valid */
632 #define IEEE80211_R_C_CHAIN 0x0000004 /* RX chain count valid */
633 #define IEEE80211_R_C_NF 0x0000008 /* per-chain NF value valid */
634 #define IEEE80211_R_C_RSSI 0x0000010 /* per-chain RSSI value valid */
635 #define IEEE80211_R_C_EVM 0x0000020 /* per-chain EVM valid */
636 #define IEEE80211_R_C_HT40 0x0000040 /* RX'ed packet is 40mhz, pilots 4,5 valid */
637 #define IEEE80211_R_FREQ 0x0000080 /* Freq value populated, MHz */
638 #define IEEE80211_R_IEEE 0x0000100 /* IEEE value populated */
639 #define IEEE80211_R_BAND 0x0000200 /* Frequency band populated */
641 struct ieee80211_rx_stats {
642 uint32_t r_flags; /* IEEE80211_R_* flags */
643 uint8_t c_chain; /* number of RX chains involved */
644 int16_t c_nf_ctl[IEEE80211_MAX_CHAINS]; /* per-chain NF */
645 int16_t c_nf_ext[IEEE80211_MAX_CHAINS]; /* per-chain NF */
646 int16_t c_rssi_ctl[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
647 int16_t c_rssi_ext[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
648 uint8_t nf; /* global NF */
649 uint8_t rssi; /* global RSSI */
650 uint8_t evm[IEEE80211_MAX_CHAINS][IEEE80211_MAX_EVM_PILOTS];
651 /* per-chain, per-pilot EVM values */
656 struct ieee80211_rx_params {
657 struct ieee80211_rx_stats params;
659 int ieee80211_add_rx_params(struct mbuf *m,
660 const struct ieee80211_rx_stats *rxs);
661 int ieee80211_get_rx_params(struct mbuf *m,
662 struct ieee80211_rx_stats *rxs);
666 * Malloc API. Other BSD operating systems have slightly
667 * different malloc/free namings (eg DragonflyBSD.)
669 #define IEEE80211_MALLOC malloc
670 #define IEEE80211_FREE free
672 /* XXX TODO: get rid of WAITOK, fix all the users of it? */
673 #define IEEE80211_M_NOWAIT M_NOWAIT
674 #define IEEE80211_M_WAITOK M_WAITOK
675 #define IEEE80211_M_ZERO M_ZERO
677 /* XXX TODO: the type fields */
679 #endif /* _NET80211_IEEE80211_FREEBSD_H_ */