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.
25 * $FreeBSD: head/sys/net80211/ieee80211_freebsd.h 195618 2009-07-11 15:02:45Z rpaulo $
28 #ifndef _NET80211_IEEE80211_DRAGONFLY_H_
29 #define _NET80211_IEEE80211_DRAGONFLY_H_
32 #include <sys/param.h>
33 #include <sys/types.h>
35 #include <sys/mutex2.h>
36 #include <sys/sysctl.h>
37 #include <sys/taskqueue.h>
39 #define IF_LOCK(_lock) /* */
40 #define IF_UNLOCK(_lock) /* */
43 * Common state locking definitions.
46 char name[16]; /* e.g. "ath0_com_lock" */
48 } ieee80211_com_lock_t;
49 #define IEEE80211_LOCK_INIT(_ic, _name) do { \
50 ieee80211_com_lock_t *cl = &(_ic)->ic_comlock; \
51 ksnprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name); \
52 lockinit(&cl->lock, cl->name, 0, LK_CANRECURSE); \
54 #define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.lock)
55 #define IEEE80211_LOCK_DESTROY(_ic) lockuninit(IEEE80211_LOCK_OBJ(_ic))
56 #define IEEE80211_LOCK(_ic) \
57 lockmgr(IEEE80211_LOCK_OBJ(_ic), LK_EXCLUSIVE)
58 #define IEEE80211_UNLOCK(_ic) lockmgr(IEEE80211_LOCK_OBJ(_ic), LK_RELEASE)
59 #define IEEE80211_LOCK_ASSERT(_ic) \
60 KKASSERT(lockstatus(IEEE80211_LOCK_OBJ(_ic), curthread) != 0)
63 * Node locking definitions.
66 char name[16]; /* e.g. "ath0_node_lock" */
68 } ieee80211_node_lock_t;
69 #define IEEE80211_NODE_LOCK_INIT(_nt, _name) do { \
70 ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock; \
71 ksnprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name); \
72 lockinit(&nl->lock, nl->name, 0, LK_CANRECURSE); \
74 #define IEEE80211_NODE_LOCK_OBJ(_nt) (&(_nt)->nt_nodelock.lock)
75 #define IEEE80211_NODE_LOCK_DESTROY(_nt) \
76 lockuninit(IEEE80211_NODE_LOCK_OBJ(_nt))
77 #define IEEE80211_NODE_LOCK(_nt) \
78 lockmgr(IEEE80211_NODE_LOCK_OBJ(_nt), LK_EXCLUSIVE)
79 #define IEEE80211_NODE_IS_LOCKED(_nt) \
80 (lockstatus(IEEE80211_NODE_LOCK_OBJ(_nt), curthread) == LK_EXCLUSIVE)
81 #define IEEE80211_NODE_UNLOCK(_nt) \
82 lockmgr(IEEE80211_NODE_LOCK_OBJ(_nt), LK_RELEASE)
83 #define IEEE80211_NODE_LOCK_ASSERT(_nt) \
84 KKASSERT(lockstatus(IEEE80211_NODE_LOCK_OBJ(_nt), curthread) != 0)
87 * Node table iteration locking definitions; this protects the
88 * scan generation # used to iterate over the station table
89 * while grabbing+releasing the node lock.
92 char name[16]; /* e.g. "ath0_scan_lock" */
94 } ieee80211_scan_lock_t;
95 #define IEEE80211_NODE_ITERATE_LOCK_INIT(_nt, _name) do { \
96 ieee80211_scan_lock_t *sl = &(_nt)->nt_scanlock; \
97 ksnprintf(sl->name, sizeof(sl->name), "%s_scan_lock", _name); \
98 lockinit(&sl->lock, sl->name, 0, 0); \
100 #define IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt) (&(_nt)->nt_scanlock.lock)
101 #define IEEE80211_NODE_ITERATE_LOCK_DESTROY(_nt) \
102 lockuninit(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
103 #define IEEE80211_NODE_ITERATE_LOCK(_nt) \
104 lockmgr(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt), LK_EXCLUSIVE)
105 #define IEEE80211_NODE_ITERATE_UNLOCK(_nt) \
106 lockmgr(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt), LK_RELEASE)
109 * Power-save queue definitions.
111 typedef struct lock ieee80211_psq_lock_t;
112 #define IEEE80211_PSQ_INIT(_psq, _name) \
113 lockinit(&(_psq)->psq_lock, __DECONST(char *, _name), 0, 0)
114 #define IEEE80211_PSQ_DESTROY(_psq) lockuninit(&(_psq)->psq_lock)
115 #define IEEE80211_PSQ_LOCK(_psq) lockmgr(&(_psq)->psq_lock, LK_EXCLUSIVE)
116 #define IEEE80211_PSQ_UNLOCK(_psq) lockmgr(&(_psq)->psq_lock, LK_RELEASE)
118 #ifndef IF_PREPEND_LIST
119 #define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
120 (mtail)->m_nextpkt = (ifq)->ifq_head; \
121 if ((ifq)->ifq_tail == NULL) \
122 (ifq)->ifq_tail = (mtail); \
123 (ifq)->ifq_head = (mhead); \
124 (ifq)->ifq_len += (mcount); \
126 #define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
128 _IF_PREPEND_LIST(ifq, mhead, mtail, mcount); \
131 #endif /* IF_PREPEND_LIST */
134 * Age queue definitions.
136 typedef struct lock ieee80211_ageq_lock_t;
137 #define IEEE80211_AGEQ_INIT(_aq, _name) \
138 lockinit(&(_aq)->aq_lock, __DECONST(char *, _name), 0, 0)
139 #define IEEE80211_AGEQ_DESTROY(_aq) lockuninit(&(_aq)->aq_lock)
140 #define IEEE80211_AGEQ_LOCK(_aq) lockmgr(&(_aq)->aq_lock, LK_EXCLUSIVE)
141 #define IEEE80211_AGEQ_UNLOCK(_aq) lockmgr(&(_aq)->aq_lock, LK_RELEASE)
144 * 802.1x MAC ACL database locking definitions.
146 typedef struct lock acl_lock_t;
147 #define ACL_LOCK_INIT(_as, _name) \
148 lockinit(&(_as)->as_lock, __DECONST(char *, _name), 0, 0)
149 #define ACL_LOCK_DESTROY(_as) lockuninit(&(_as)->as_lock)
150 #define ACL_LOCK(_as) lockmgr(&(_as)->as_lock, LK_EXCLUSIVE)
151 #define ACL_UNLOCK(_as) lockmgr(&(_as)->as_lock, LK_RELEASE)
152 #define ACL_LOCK_ASSERT(_as) \
153 KKASSERT(lockstatus(&(_as)->as_lock, curthread) != 0)
156 * Node reference counting definitions.
158 * ieee80211_node_initref initialize the reference count to 1
159 * ieee80211_node_incref add a reference
160 * ieee80211_node_decref remove a reference
161 * ieee80211_node_dectestref remove a reference and return 1 if this
162 * is the last reference, otherwise 0
163 * ieee80211_node_refcnt reference count for printing (only)
165 #include <machine/atomic.h>
167 #define ieee80211_node_initref(_ni) \
168 do { ((_ni)->ni_refcnt = 1); } while (0)
169 #define ieee80211_node_incref(_ni) \
170 atomic_add_int(&(_ni)->ni_refcnt, 1)
171 #define ieee80211_node_decref(_ni) \
172 atomic_subtract_int(&(_ni)->ni_refcnt, 1)
173 struct ieee80211_node;
174 int ieee80211_node_dectestref(struct ieee80211_node *ni);
175 #define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt
179 void ieee80211_drain_ifq(struct ifqueue *);
180 void ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *);
182 void ieee80211_vap_destroy(struct ieee80211vap *);
183 int ieee80211_handoff(struct ifnet *, struct mbuf *);
184 uint16_t ieee80211_txtime(struct ieee80211_node *, u_int, uint8_t, uint32_t);
186 #define IFNET_IS_UP_RUNNING(_ifp) \
187 (((_ifp)->if_flags & IFF_UP) && \
188 ((_ifp)->if_flags & IFF_RUNNING))
190 #define msecs_to_ticks(ms) (((ms)*hz)/1000)
191 #define ticks_to_msecs(t) (1000*(t) / hz)
192 #define ticks_to_secs(t) ((t) / hz)
193 #define time_after(a,b) ((long)(b) - (long)(a) < 0)
194 #define time_before(a,b) time_after(b,a)
195 #define time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
196 #define time_before_eq(a,b) time_after_eq(b,a)
198 struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
201 #define M_ENCAP M_PROTO1 /* 802.11 encap done */
202 #define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */
203 #define M_PWR_SAV M_PROTO4 /* bypass PS handling */
204 #define M_MORE_DATA M_PROTO5 /* more data frames to follow */
205 #define M_FF M_PROTO6 /* fast frame */
206 #define M_TXCB M_PROTO7 /* do tx complete callback */
207 #define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */
209 (M_FRAG|M_FIRSTFRAG|M_LASTFRAG|M_ENCAP|M_EAPOL|M_PWR_SAV|\
210 M_MORE_DATA|M_FF|M_TXCB|M_AMPDU_MPDU)
213 #define M_AMPDU M_PROTO1 /* A-MPDU subframe */
214 #define M_WEP M_PROTO2 /* WEP done by hardware */
216 #define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */
218 #define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU)
220 #define IEEE80211_MBUF_TX_FLAG_BITS \
221 "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_ENCAP\6M_WEP\7M_EAPOL" \
222 "\10M_PWR_SAV\11M_MORE_DATA\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
223 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
224 "\23M_NOFREE\24M_FF\25M_TXCB\26M_AMPDU_MPDU\27M_FLOWID"
226 #define IEEE80211_MBUF_RX_FLAG_BITS \
227 "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_AMPDU\6M_WEP\7M_PROTO3" \
228 "\10M_PROTO4\11M_PROTO5\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
229 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
230 "\23M_NOFREE\24M_PROTO6\25M_PROTO7\26M_AMPDU_MPDU\27M_FLOWID"
233 * Store WME access control bits in the vlan tag.
234 * This is safe since it's done after the packet is classified
235 * (where we use any previous tag) and because it's passed
236 * directly in to the driver and there's no chance someone
237 * else will clobber them on us.
239 #define M_WME_SETAC(m, ac) \
240 ((m)->m_pkthdr.ether_vlantag = (ac))
241 #define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vlantag)
244 * Mbufs on the power save queue are tagged with an age and
245 * timed out. We reuse the hardware checksum field in the
246 * mbuf packet header to store this data.
248 #define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v)
249 #define M_AGE_GET(m) (m->m_pkthdr.csum_data)
250 #define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj)
253 * Store the sequence number.
255 #define M_SEQNO_SET(m, seqno) \
256 ((m)->m_pkthdr.wlan_seqno = (seqno))
257 #define M_SEQNO_GET(m) ((m)->m_pkthdr.wlan_seqno)
259 #define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */
261 struct ieee80211_cb {
262 void (*func)(struct ieee80211_node *, void *, int status);
265 #define NET80211_TAG_CALLBACK 0 /* xmit complete callback */
266 int ieee80211_add_callback(struct mbuf *m,
267 void (*func)(struct ieee80211_node *, void *, int), void *arg);
268 void ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
270 void get_random_bytes(void *, size_t);
274 void ieee80211_sysctl_attach(struct ieee80211com *);
275 void ieee80211_sysctl_detach(struct ieee80211com *);
276 void ieee80211_sysctl_vattach(struct ieee80211vap *);
277 void ieee80211_sysctl_vdetach(struct ieee80211vap *);
279 SYSCTL_DECL(_net_wlan);
280 int ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
282 void ieee80211_load_module(const char *);
285 * A "policy module" is an adjunct module to net80211 that provides
286 * functionality that typically includes policy decisions. This
287 * modularity enables extensibility and vendor-supplied functionality.
289 #define _IEEE80211_POLICY_MODULE(policy, name, version) \
290 typedef void (*policy##_setup)(int); \
291 SET_DECLARE(policy##_set, policy##_setup); \
293 wlan_##name##_modevent(module_t mod, int type, void *unused) \
295 policy##_setup * const *iter, f; \
298 SET_FOREACH(iter, policy##_set) { \
305 kprintf("wlan_##name: still in use (%u dynamic refs)\n",\
309 if (type == MOD_UNLOAD) { \
310 SET_FOREACH(iter, policy##_set) { \
319 static moduledata_t name##_mod = { \
321 wlan_##name##_modevent, \
324 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
325 MODULE_VERSION(wlan_##name, version); \
326 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
329 * Crypto modules implement cipher support.
331 #define IEEE80211_CRYPTO_MODULE(name, version) \
332 _IEEE80211_POLICY_MODULE(crypto, name, version); \
334 name##_modevent(int type) \
336 if (type == MOD_LOAD) \
337 ieee80211_crypto_register(&name); \
339 ieee80211_crypto_unregister(&name); \
341 TEXT_SET(crypto##_set, name##_modevent)
344 * Scanner modules provide scanning policy.
346 #define IEEE80211_SCANNER_MODULE(name, version) \
347 _IEEE80211_POLICY_MODULE(scanner, name, version)
349 #define IEEE80211_SCANNER_ALG(name, alg, v) \
351 name##_modevent(int type) \
353 if (type == MOD_LOAD) \
354 ieee80211_scanner_register(alg, &v); \
356 ieee80211_scanner_unregister(alg, &v); \
358 TEXT_SET(scanner_set, name##_modevent); \
361 * ACL modules implement acl policy.
363 #define IEEE80211_ACL_MODULE(name, alg, version) \
364 _IEEE80211_POLICY_MODULE(acl, name, version); \
366 alg##_modevent(int type) \
368 if (type == MOD_LOAD) \
369 ieee80211_aclator_register(&alg); \
371 ieee80211_aclator_unregister(&alg); \
373 TEXT_SET(acl_set, alg##_modevent); \
376 * Authenticator modules handle 802.1x/WPA authentication.
378 #define IEEE80211_AUTH_MODULE(name, version) \
379 _IEEE80211_POLICY_MODULE(auth, name, version)
381 #define IEEE80211_AUTH_ALG(name, alg, v) \
383 name##_modevent(int type) \
385 if (type == MOD_LOAD) \
386 ieee80211_authenticator_register(alg, &v); \
388 ieee80211_authenticator_unregister(alg); \
390 TEXT_SET(auth_set, name##_modevent)
393 * Rate control modules provide tx rate control support.
395 #define IEEE80211_RATE_MODULE(alg, version) \
396 _IEEE80211_POLICY_MODULE(rate, alg, version); \
398 alg##_modevent(int type) \
400 /* XXX nothing to do until the rate control framework arrives */\
402 TEXT_SET(rate##_set, alg##_modevent)
405 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
406 struct ieee80211req *);
407 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
408 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
410 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
411 struct ieee80211req *);
412 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
413 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
416 /* XXX this stuff belongs elsewhere */
418 * Message formats for messages from the net80211 layer to user
419 * applications via the routing socket. These messages are appended
420 * to an if_announcemsghdr structure.
422 struct ieee80211_join_event {
426 struct ieee80211_leave_event {
430 struct ieee80211_replay_event {
431 uint8_t iev_src[6]; /* src MAC */
432 uint8_t iev_dst[6]; /* dst MAC */
433 uint8_t iev_cipher; /* cipher type */
434 uint8_t iev_keyix; /* key id/index */
435 uint64_t iev_keyrsc; /* RSC from key */
436 uint64_t iev_rsc; /* RSC from frame */
439 struct ieee80211_michael_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 */
446 struct ieee80211_wds_event {
450 struct ieee80211_csa_event {
451 uint32_t iev_flags; /* channel flags */
452 uint16_t iev_freq; /* setting in Mhz */
453 uint8_t iev_ieee; /* IEEE channel number */
454 uint8_t iev_mode; /* CSA mode */
455 uint8_t iev_count; /* CSA count */
458 struct ieee80211_cac_event {
459 uint32_t iev_flags; /* channel flags */
460 uint16_t iev_freq; /* setting in Mhz */
461 uint8_t iev_ieee; /* IEEE channel number */
463 uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */
466 struct ieee80211_radar_event {
467 uint32_t iev_flags; /* channel flags */
468 uint16_t iev_freq; /* setting in Mhz */
469 uint8_t iev_ieee; /* IEEE channel number */
473 struct ieee80211_auth_event {
477 struct ieee80211_deauth_event {
481 struct ieee80211_country_event {
483 uint8_t iev_cc[2]; /* ISO country code */
486 struct ieee80211_radio_event {
487 uint8_t iev_state; /* 1 on, 0 off */
490 #define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */
491 #define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */
492 #define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */
493 #define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */
494 #define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */
495 #define RTM_IEEE80211_SCAN 105 /* scan complete, results available */
496 #define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */
497 #define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */
498 #define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */
499 #define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */
500 #define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */
501 #define RTM_IEEE80211_RADAR 111 /* radar event */
502 #define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */
503 #define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */
504 #define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */
505 #define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */
506 #define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */
509 * Structure prepended to raw packets sent through the bpf
510 * interface when set to DLT_IEEE802_11_RADIO. This allows
511 * user applications to specify pretty much everything in
512 * an Atheros tx descriptor. XXX need to generalize.
514 * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
517 struct ieee80211_bpf_params {
518 uint8_t ibp_vers; /* version */
519 #define IEEE80211_BPF_VERSION 0
520 uint8_t ibp_len; /* header length in bytes */
522 #define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */
523 #define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */
524 #define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */
525 #define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */
526 #define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */
527 #define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */
528 #define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */
529 uint8_t ibp_pri; /* WME/WMM AC+tx antenna */
530 uint8_t ibp_try0; /* series 1 try count */
531 uint8_t ibp_rate0; /* series 1 IEEE tx rate */
532 uint8_t ibp_power; /* tx power (device units) */
533 uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */
534 uint8_t ibp_try1; /* series 2 try count */
535 uint8_t ibp_rate1; /* series 2 IEEE tx rate */
536 uint8_t ibp_try2; /* series 3 try count */
537 uint8_t ibp_rate2; /* series 3 IEEE tx rate */
538 uint8_t ibp_try3; /* series 4 try count */
539 uint8_t ibp_rate3; /* series 4 IEEE tx rate */
541 #endif /* _NET80211_IEEE80211_DRAGONFLY_H_ */