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: head/sys/net80211/ieee80211_freebsd.h 195618 2009-07-11 15:02:45Z rpaulo $
26 */
27 #ifndef _NET80211_IEEE80211_DRAGONFLY_H_
28 #define _NET80211_IEEE80211_DRAGONFLY_H_
29
30 #ifdef _KERNEL
31
32 #include <sys/param.h>
33 #include <sys/types.h>
34 #include <sys/serialize.h>
35 #include <sys/sysctl.h>
36 #include <sys/condvar.h>
37 #include <sys/lock.h>
38 #include <sys/taskqueue.h>
39
40 #include <sys/mutex2.h>
41 #include <sys/serialize2.h>
42
43 #ifndef IF_PREPEND_LIST
44
45 /* XXX all are prepended to normal queue */
46 #define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount, bcnt) do { \
47 (mtail)->m_nextpkt = (ifq)->ifsq_norm_head; \
48 if ((ifq)->ifsq_norm_tail == NULL) \
49 (ifq)->ifsq_norm_tail = (mtail); \
50 (ifq)->ifsq_norm_head = (mhead); \
51 (ifq)->ifsq_len += (mcount); \
52 (ifq)->ifsq_bcnt += (bcnt); \
53 } while (0)
54
55 #define IF_PREPEND_LIST(ifq, mhead, mtail, mcount, bcnt) do { \
56 wlan_assert_serialized(); \
57 _IF_PREPEND_LIST(ifq, mhead, mtail, mcount, bcnt); \
58 } while (0)
59
60 #endif /* IF_PREPEND_LIST */
61
62 /*
63 * Global serializer (operates like a non-reentrant lockmgr lock)
64 */
65 extern struct lwkt_serialize wlan_global_serializer;
66 extern int ieee80211_force_swcrypto;
67
68 #define wlan_serialize_enter() _wlan_serialize_enter(__func__)
69 #define wlan_serialize_exit() _wlan_serialize_exit(__func__)
70 #define wlan_serialize_push() _wlan_serialize_push(__func__)
71 #define wlan_serialize_pop(wst) _wlan_serialize_pop(__func__, wst)
72 #define wlan_is_serialized() _wlan_is_serialized()
73 void _wlan_serialize_enter(const char *funcname);
74 void _wlan_serialize_exit(const char *funcname);
75 int _wlan_serialize_push(const char *funcname);
76 void _wlan_serialize_pop(const char *funcname, int wst);
77 int _wlan_is_serialized(void);
78 int wlan_serialize_sleep(void *ident, int flags, const char *wmesg, int timo);
79
80 static __inline void
wlan_assert_serialized(void)81 wlan_assert_serialized(void)
82 {
83 ASSERT_SERIALIZED(&wlan_global_serializer);
84 }
85
86 static __inline void
wlan_assert_notserialized(void)87 wlan_assert_notserialized(void)
88 {
89 ASSERT_NOT_SERIALIZED(&wlan_global_serializer);
90 }
91
92 /*
93 * Node reference counting definitions.
94 *
95 * ieee80211_node_initref initialize the reference count to 1
96 * ieee80211_node_incref add a reference
97 * ieee80211_node_decref remove a reference
98 * ieee80211_node_dectestref remove a reference and return 1 if this
99 * is the last reference, otherwise 0
100 * ieee80211_node_refcnt reference count for printing (only)
101 */
102 #include <machine/atomic.h>
103
104 #define ieee80211_node_initref(_ni) \
105 do { ((_ni)->ni_refcnt = 1); } while (0)
106 #define ieee80211_node_incref(_ni) \
107 atomic_add_int(&(_ni)->ni_refcnt, 1)
108 #define ieee80211_node_decref(_ni) \
109 atomic_subtract_int(&(_ni)->ni_refcnt, 1)
110 struct ieee80211_node;
111 int ieee80211_node_dectestref(struct ieee80211_node *ni);
112 #define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt
113
114 struct ifqueue;
115 struct ieee80211vap;
116 struct ieee80211com;
117 void ieee80211_flush_ifq(struct ifaltq *, struct ieee80211vap *);
118
119 void ieee80211_vap_destroy(struct ieee80211vap *);
120 int ieee80211_vap_xmitpkt(struct ieee80211vap *vap, struct mbuf *m);
121 int ieee80211_parent_xmitpkt(struct ieee80211com *ic, struct mbuf *m);
122 int ieee80211_handoff(struct ifnet *, struct mbuf *);
123 uint16_t ieee80211_txtime(struct ieee80211_node *, u_int, uint8_t, uint32_t);
124
125 #define IFNET_IS_UP_RUNNING(_ifp) \
126 (((_ifp)->if_flags & IFF_UP) && \
127 ((_ifp)->if_flags & IFF_RUNNING))
128
129 /* XXX TODO: cap these at 1, as hz may not be 1000 */
130 #define msecs_to_ticks(ms) (((ms)*hz)/1000)
131 #define ticks_to_msecs(t) (1000*(t) / hz)
132 #define ticks_to_secs(t) ((t) / hz)
133
134 #define ieee80211_time_after(a,b) ((long)(b) - (long)(a) < 0)
135 #define ieee80211_time_before(a,b) ieee80211_time_after(b,a)
136 #define ieee80211_time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
137 #define ieee80211_time_before_eq(a,b) ieee80211_time_after_eq(b,a)
138
139 struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
140
141 /* tx path usage */
142 #define M_ENCAP M_PROTO1 /* 802.11 encap done */
143 #define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */
144 #define M_PWR_SAV M_PROTO4 /* bypass PS handling */
145 #define M_MORE_DATA M_PROTO5 /* more data frames to follow */
146 #define M_FF M_PROTO6 /* fast frame / A-MSDU */
147 #define M_TXCB M_PROTO7 /* do tx complete callback */
148 #define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */
149 #define M_80211_TX \
150 (M_FRAG|M_FIRSTFRAG|M_LASTFRAG|M_ENCAP|M_EAPOL|M_PWR_SAV|\
151 M_MORE_DATA|M_FF|M_TXCB|M_AMPDU_MPDU)
152
153 /* rx path usage */
154 #define M_AMPDU M_PROTO1 /* A-MPDU subframe */
155 #define M_WEP M_PROTO2 /* WEP done by hardware */
156 #if 0
157 #define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */
158 #endif
159 #define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU)
160
161 #define IEEE80211_MBUF_TX_FLAG_BITS \
162 "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_ENCAP\6M_WEP\7M_EAPOL" \
163 "\10M_PWR_SAV\11M_MORE_DATA\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
164 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
165 "\23M_NOFREE\24M_FF\25M_TXCB\26M_AMPDU_MPDU\27M_FLOWID"
166
167 #define IEEE80211_MBUF_RX_FLAG_BITS \
168 "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_AMPDU\6M_WEP\7M_PROTO3" \
169 "\10M_PROTO4\11M_PROTO5\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
170 "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
171 "\23M_NOFREE\24M_PROTO6\25M_PROTO7\26M_AMPDU_MPDU\27M_FLOWID"
172
173 /*
174 * Store WME access control bits in the vlan tag.
175 * This is safe since it's done after the packet is classified
176 * (where we use any previous tag) and because it's passed
177 * directly in to the driver and there's no chance someone
178 * else will clobber them on us.
179 */
180 #define M_WME_SETAC(m, ac) \
181 ((m)->m_pkthdr.ether_vlantag = (ac))
182 #define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vlantag)
183
184 /*
185 * Mbufs on the power save queue are tagged with an age and
186 * timed out. We reuse the hardware checksum field in the
187 * mbuf packet header to store this data.
188 */
189 #define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v)
190 #define M_AGE_GET(m) (m->m_pkthdr.csum_data)
191 #define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj)
192
193 /*
194 * Store the sequence number.
195 */
196 #define M_SEQNO_SET(m, seqno) \
197 ((m)->m_pkthdr.wlan_seqno = (seqno))
198 #define M_SEQNO_GET(m) ((m)->m_pkthdr.wlan_seqno)
199
200 #define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */
201
202 struct ieee80211_cb {
203 void (*func)(struct ieee80211_node *, void *, int status);
204 void *arg;
205 };
206 #define NET80211_TAG_CALLBACK 0 /* xmit complete callback */
207 int ieee80211_add_callback(struct mbuf *m,
208 void (*func)(struct ieee80211_node *, void *, int), void *arg);
209 void ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
210
211 #define NET80211_TAG_XMIT_PARAMS 1
212 /* See below; this is after the bpf_params definition */
213
214 void get_random_bytes(void *, size_t);
215
216 #define NET80211_TAG_RECV_PARAMS 2
217
218 void ieee80211_sysctl_attach(struct ieee80211com *);
219 void ieee80211_sysctl_detach(struct ieee80211com *);
220 void ieee80211_sysctl_vattach(struct ieee80211vap *);
221 void ieee80211_sysctl_vdetach(struct ieee80211vap *);
222
223 SYSCTL_DECL(_net_wlan);
224 int ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
225
226 void ieee80211_load_module(const char *);
227
228 /*
229 * A "policy module" is an adjunct module to net80211 that provides
230 * functionality that typically includes policy decisions. This
231 * modularity enables extensibility and vendor-supplied functionality.
232 */
233 #define _IEEE80211_POLICY_MODULE(policy, name, version) \
234 typedef void (*policy##_setup)(int); \
235 SET_DECLARE(policy##_set, policy##_setup); \
236 static int \
237 wlan_##name##_modevent(module_t mod, int type, void *unused) \
238 { \
239 policy##_setup * const *iter, f; \
240 int error; \
241 \
242 switch (type) { \
243 case MOD_LOAD: \
244 SET_FOREACH(iter, policy##_set) { \
245 f = (void*) *iter; \
246 f(type); \
247 } \
248 error = 0; \
249 break; \
250 case MOD_UNLOAD: \
251 error = 0; \
252 if (nrefs) { \
253 kprintf("wlan_" #name ": still in use (%u " \
254 "dynamic refs)\n", \
255 nrefs); \
256 error = EBUSY; \
257 } else if (type == MOD_UNLOAD) { \
258 SET_FOREACH(iter, policy##_set) { \
259 f = (void*) *iter; \
260 f(type); \
261 } \
262 } \
263 break; \
264 default: \
265 error = EINVAL; \
266 break; \
267 } \
268 \
269 return error; \
270 } \
271 static moduledata_t name##_mod = { \
272 "wlan_" #name, \
273 wlan_##name##_modevent, \
274 0 \
275 }; \
276 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
277 MODULE_VERSION(wlan_##name, version); \
278 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
279
280 /*
281 * Crypto modules implement cipher support.
282 */
283 #define IEEE80211_CRYPTO_MODULE(name, version) \
284 _IEEE80211_POLICY_MODULE(crypto, name, version); \
285 static void \
286 name##_modevent(int type) \
287 { \
288 /* wlan already serialized! */ \
289 if (type == MOD_LOAD) \
290 ieee80211_crypto_register(&name); \
291 else \
292 ieee80211_crypto_unregister(&name); \
293 } \
294 TEXT_SET(crypto##_set, name##_modevent)
295
296 /*
297 * Scanner modules provide scanning policy.
298 */
299 #define IEEE80211_SCANNER_MODULE(name, version) \
300 _IEEE80211_POLICY_MODULE(scanner, name, version)
301
302 #define IEEE80211_SCANNER_ALG(name, alg, v) \
303 static void \
304 name##_modevent(int type) \
305 { \
306 /* wlan already serialized! */ \
307 if (type == MOD_LOAD) \
308 ieee80211_scanner_register(alg, &v); \
309 else \
310 ieee80211_scanner_unregister(alg, &v); \
311 } \
312 TEXT_SET(scanner_set, name##_modevent); \
313
314 /*
315 * ACL modules implement acl policy.
316 */
317 #define IEEE80211_ACL_MODULE(name, alg, version) \
318 _IEEE80211_POLICY_MODULE(acl, name, version); \
319 static void \
320 alg##_modevent(int type) \
321 { \
322 /* wlan already serialized! */ \
323 if (type == MOD_LOAD) \
324 ieee80211_aclator_register(&alg); \
325 else \
326 ieee80211_aclator_unregister(&alg); \
327 } \
328 TEXT_SET(acl_set, alg##_modevent); \
329
330 /*
331 * Authenticator modules handle 802.1x/WPA authentication.
332 */
333 #define IEEE80211_AUTH_MODULE(name, version) \
334 _IEEE80211_POLICY_MODULE(auth, name, version)
335
336 #define IEEE80211_AUTH_ALG(name, alg, v) \
337 static void \
338 name##_modevent(int type) \
339 { \
340 /* wlan already serialized! */ \
341 if (type == MOD_LOAD) \
342 ieee80211_authenticator_register(alg, &v); \
343 else \
344 ieee80211_authenticator_unregister(alg); \
345 } \
346 TEXT_SET(auth_set, name##_modevent)
347
348 /*
349 * Rate control modules provide tx rate control support.
350 */
351 #define IEEE80211_RATECTL_MODULE(alg, version) \
352 _IEEE80211_POLICY_MODULE(ratectl, alg, version); \
353
354 #define IEEE80211_RATECTL_ALG(name, alg, v) \
355 static void \
356 alg##_modevent(int type) \
357 { \
358 /* wlan already serialized! */ \
359 if (type == MOD_LOAD) \
360 ieee80211_ratectl_register(alg, &v); \
361 else \
362 ieee80211_ratectl_unregister(alg); \
363 } \
364 TEXT_SET(ratectl##_set, alg##_modevent)
365
366 struct ieee80211req;
367 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
368 struct ieee80211req *);
369 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
370 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
371
372 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
373 struct ieee80211req *);
374 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
375 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
376 #endif /* _KERNEL */
377
378 /* XXX this stuff belongs elsewhere */
379 /*
380 * Message formats for messages from the net80211 layer to user
381 * applications via the routing socket. These messages are appended
382 * to an if_announcemsghdr structure.
383 */
384 struct ieee80211_join_event {
385 uint8_t iev_addr[6];
386 };
387
388 struct ieee80211_leave_event {
389 uint8_t iev_addr[6];
390 };
391
392 struct ieee80211_replay_event {
393 uint8_t iev_src[6]; /* src MAC */
394 uint8_t iev_dst[6]; /* dst MAC */
395 uint8_t iev_cipher; /* cipher type */
396 uint8_t iev_keyix; /* key id/index */
397 uint64_t iev_keyrsc; /* RSC from key */
398 uint64_t iev_rsc; /* RSC from frame */
399 };
400
401 struct ieee80211_michael_event {
402 uint8_t iev_src[6]; /* src MAC */
403 uint8_t iev_dst[6]; /* dst MAC */
404 uint8_t iev_cipher; /* cipher type */
405 uint8_t iev_keyix; /* key id/index */
406 };
407
408 struct ieee80211_wds_event {
409 uint8_t iev_addr[6];
410 };
411
412 struct ieee80211_csa_event {
413 uint32_t iev_flags; /* channel flags */
414 uint16_t iev_freq; /* setting in Mhz */
415 uint8_t iev_ieee; /* IEEE channel number */
416 uint8_t iev_mode; /* CSA mode */
417 uint8_t iev_count; /* CSA count */
418 };
419
420 struct ieee80211_cac_event {
421 uint32_t iev_flags; /* channel flags */
422 uint16_t iev_freq; /* setting in Mhz */
423 uint8_t iev_ieee; /* IEEE channel number */
424 /* XXX timestamp? */
425 uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */
426 };
427
428 struct ieee80211_radar_event {
429 uint32_t iev_flags; /* channel flags */
430 uint16_t iev_freq; /* setting in Mhz */
431 uint8_t iev_ieee; /* IEEE channel number */
432 /* XXX timestamp? */
433 };
434
435 struct ieee80211_auth_event {
436 uint8_t iev_addr[6];
437 };
438
439 struct ieee80211_deauth_event {
440 uint8_t iev_addr[6];
441 };
442
443 struct ieee80211_country_event {
444 uint8_t iev_addr[6];
445 uint8_t iev_cc[2]; /* ISO country code */
446 };
447
448 struct ieee80211_radio_event {
449 uint8_t iev_state; /* 1 on, 0 off */
450 };
451
452 #define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */
453 #define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */
454 #define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */
455 #define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */
456 #define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */
457 #define RTM_IEEE80211_SCAN 105 /* scan complete, results available */
458 #define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */
459 #define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */
460 #define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */
461 #define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */
462 #define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */
463 #define RTM_IEEE80211_RADAR 111 /* radar event */
464 #define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */
465 #define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */
466 #define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */
467 #define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */
468 #define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */
469
470 /*
471 * Structure prepended to raw packets sent through the bpf
472 * interface when set to DLT_IEEE802_11_RADIO. This allows
473 * user applications to specify pretty much everything in
474 * an Atheros tx descriptor. XXX need to generalize.
475 *
476 * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
477 * XXX sa_data area.
478 */
479 struct ieee80211_bpf_params {
480 uint8_t ibp_vers; /* version */
481 #define IEEE80211_BPF_VERSION 0
482 uint8_t ibp_len; /* header length in bytes */
483 uint8_t ibp_flags;
484 #define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */
485 #define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */
486 #define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */
487 #define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */
488 #define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */
489 #define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */
490 #define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */
491 uint8_t ibp_pri; /* WME/WMM AC+tx antenna */
492 uint8_t ibp_try0; /* series 1 try count */
493 uint8_t ibp_rate0; /* series 1 IEEE tx rate */
494 uint8_t ibp_power; /* tx power (device units) */
495 uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */
496 uint8_t ibp_try1; /* series 2 try count */
497 uint8_t ibp_rate1; /* series 2 IEEE tx rate */
498 uint8_t ibp_try2; /* series 3 try count */
499 uint8_t ibp_rate2; /* series 3 IEEE tx rate */
500 uint8_t ibp_try3; /* series 4 try count */
501 uint8_t ibp_rate3; /* series 4 IEEE tx rate */
502 };
503
504 #ifdef _KERNEL
505 struct ieee80211_tx_params {
506 struct ieee80211_bpf_params params;
507 };
508 int ieee80211_add_xmit_params(struct mbuf *m,
509 const struct ieee80211_bpf_params *);
510 int ieee80211_get_xmit_params(struct mbuf *m,
511 struct ieee80211_bpf_params *);
512
513 #define IEEE80211_MAX_CHAINS 3
514 #define IEEE80211_MAX_EVM_PILOTS 6
515
516 #define IEEE80211_R_NF 0x0000001 /* global NF value valid */
517 #define IEEE80211_R_RSSI 0x0000002 /* global RSSI value valid */
518 #define IEEE80211_R_C_CHAIN 0x0000004 /* RX chain count valid */
519 #define IEEE80211_R_C_NF 0x0000008 /* per-chain NF value valid */
520 #define IEEE80211_R_C_RSSI 0x0000010 /* per-chain RSSI value valid */
521 #define IEEE80211_R_C_EVM 0x0000020 /* per-chain EVM valid */
522 #define IEEE80211_R_C_HT40 0x0000040 /* RX'ed packet is 40mhz, pilots 4,5 valid */
523 #define IEEE80211_R_FREQ 0x0000080 /* Freq value populated, MHz */
524 #define IEEE80211_R_IEEE 0x0000100 /* IEEE value populated */
525 #define IEEE80211_R_BAND 0x0000200 /* Frequency band populated */
526
527 struct ieee80211_rx_stats {
528 uint32_t r_flags; /* IEEE80211_R_* flags */
529 uint8_t c_chain; /* number of RX chains involved */
530 int16_t c_nf_ctl[IEEE80211_MAX_CHAINS]; /* per-chain NF */
531 int16_t c_nf_ext[IEEE80211_MAX_CHAINS]; /* per-chain NF */
532 int16_t c_rssi_ctl[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
533 int16_t c_rssi_ext[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
534 uint8_t c_nf; /* global NF */
535 uint8_t c_rssi; /* global RSSI */
536 uint8_t evm[IEEE80211_MAX_CHAINS][IEEE80211_MAX_EVM_PILOTS];
537 /* per-chain, per-pilot EVM values */
538 uint16_t c_freq;
539 uint8_t c_ieee;
540 };
541
542 struct ieee80211_rx_params {
543 struct ieee80211_rx_stats params;
544 };
545 int ieee80211_add_rx_params(struct mbuf *m,
546 const struct ieee80211_rx_stats *rxs);
547 int ieee80211_get_rx_params(struct mbuf *m,
548 struct ieee80211_rx_stats *rxs);
549 #endif /* _KERNEL */
550
551 /*
552 * FreeBSD overrides
553 */
554 const char *ether_sprintf(const u_char *buf);
555
556 #define V_ifnet ifnet
557 #define IFF_DRV_RUNNING IFF_RUNNING
558 #define if_drv_flags if_flags
559
560 typedef struct lock ieee80211_psq_lock_t;
561 typedef struct lock ieee80211_ageq_lock_t;
562 typedef struct lock ieee80211_node_lock_t;
563 typedef struct lock ieee80211_scan_lock_t;
564 typedef struct lock ieee80211_com_lock_t;
565 typedef struct lock ieee80211_tx_lock_t;
566 typedef struct lock ieee80211_scan_table_lock_t;
567 typedef struct lock ieee80211_scan_iter_lock_t;
568 typedef struct lock acl_lock_t;
569 typedef struct lock ieee80211_rte_lock_t;
570 typedef struct lock ieee80211_rt_lock_t;
571
572 #define IEEE80211_LOCK_OBJ(ic) (&(ic)->ic_comlock)
573
574 #define IEEE80211_LOCK_INIT(ic, name) lockinit(&(ic)->ic_comlock, name, 0, LK_CANRECURSE)
575 #define IEEE80211_NODE_LOCK_INIT(ic, name) lockinit(&(nt)->nt_nodelock, name, 0, LK_CANRECURSE)
576 #define IEEE80211_NODE_ITERATE_LOCK_INIT(ic, name) lockinit(&(nt)->nt_scanlock, name, 0, LK_CANRECURSE)
577 #define IEEE80211_SCAN_TABLE_LOCK_INIT(st, name) lockinit(&(st)->st_lock, name, 0, LK_CANRECURSE)
578 #define IEEE80211_SCAN_ITER_LOCK_INIT(st, name) lockinit(&(st)->st_scanlock, name, 0, LK_CANRECURSE)
579 #define IEEE80211_TX_LOCK_INIT(ic, name) lockinit(&(ic)->ic_txlock, name, 0, LK_CANRECURSE)
580 #define IEEE80211_AGEQ_LOCK_INIT(aq, name) lockinit(&(aq)->aq_lock, name, 0, LK_CANRECURSE)
581 #define IEEE80211_PSQ_INIT(psq, name) lockinit(&(psq)->psq_lock, name, 0, LK_CANRECURSE)
582 #define ACL_LOCK_INIT(as, name) lockinit(&(as)->as_lock, name, 0, LK_CANRECURSE)
583 #define MESH_RT_ENTRY_LOCK_INIT(st, name) lockinit(&(st)->rt_lock, name, 0, LK_CANRECURSE)
584 #define MESH_RT_LOCK_INIT(ms, name) lockinit(&(ms)->ms_rt_lock, name, 0, LK_CANRECURSE)
585
586 #define IEEE80211_LOCK_DESTROY(ic) lockuninit(&(ic)->ic_comlock)
587 #define IEEE80211_NODE_LOCK_DESTROY(nt) lockuninit(&(nt)->nt_nodelock)
588 #define IEEE80211_NODE_ITERATE_LOCK_DESTROY(nt) lockuninit(&(nt)->nt_scanlock)
589 #define IEEE80211_SCAN_TABLE_LOCK_DESTROY(st) lockuninit(&(st)->st_lock)
590 #define IEEE80211_SCAN_ITER_LOCK_DESTROY(st) lockuninit(&(st)->st_scanlock)
591 #define IEEE80211_TX_LOCK_DESTROY(ic) lockuninit(&(ic)->ic_txlock)
592 #define IEEE80211_AGEQ_LOCK_DESTROY(aq) lockuninit(&(aq)->aq_lock)
593 #define IEEE80211_PSQ_DESTROY(psq) lockuninit(&(psq)->psq_lock)
594 #define ACL_LOCK_DESTROY(as) lockuninit(&(as)->as_lock)
595 #define MESH_RT_ENTRY_LOCK_DESTROY(rt) lockuninit(&(rt)->rt_lock)
596 #define MESH_RT_LOCK_DESTROY(ms) lockuninit(&(ms)->ms_rt_lock)
597
598 #define IEEE80211_LOCK(ic) lockmgr(&(ic)->ic_comlock, LK_EXCLUSIVE)
599 #define IEEE80211_NODE_LOCK(nt) lockmgr(&(nt)->nt_nodelock, LK_EXCLUSIVE)
600 #define IEEE80211_NODE_ITERATE_LOCK(nt) lockmgr(&(nt)->nt_scanlock, LK_EXCLUSIVE)
601 #define IEEE80211_SCAN_TABLE_LOCK(st) lockmgr(&(st)->st_lock, LK_EXCLUSIVE)
602 #define IEEE80211_SCAN_ITER_LOCK(st) lockmgr(&(st)->st_scanlock, LK_EXCLUSIVE)
603 #define IEEE80211_TX_LOCK(ic) lockmgr(&(ic)->ic_txlock, LK_EXCLUSIVE)
604 #define IEEE80211_AGEQ_LOCK(aq) lockmgr(&(aq)->aq_lock, LK_EXCLUSIVE)
605 #define IEEE80211_PSQ_LOCK(psq) lockmgr(&(psq)->psq_lock, LK_EXCLUSIVE)
606 #define ACL_LOCK(as) lockmgr(&(as)->as_lock, LK_EXCLUSIVE)
607 #define MESH_RT_ENTRY_LOCK(rt) lockmgr(&(rt)->rt_lock, LK_EXCLUSIVE)
608 #define MESH_RT_LOCK(ms) lockmgr(&(ms)->ms_rt_lock, LK_EXCLUSIVE)
609
610 #define IEEE80211_UNLOCK(ic) lockmgr(&(ic)->ic_comlock, LK_RELEASE)
611 #define IEEE80211_NODE_UNLOCK(nt) lockmgr(&(nt)->nt_nodelock, LK_RELEASE)
612 #define IEEE80211_NODE_ITERATE_UNLOCK(nt) lockmgr(&(nt)->nt_scanlock, LK_RELEASE)
613 #define IEEE80211_SCAN_TABLE_UNLOCK(nt) lockmgr(&(st)->st_lock, LK_RELEASE)
614 #define IEEE80211_SCAN_ITER_UNLOCK(nt) lockmgr(&(st)->st_scanlock, LK_RELEASE)
615 #define IEEE80211_TX_UNLOCK(ic) lockmgr(&(ic)->ic_txlock, LK_RELEASE)
616 #define IEEE80211_AGEQ_UNLOCK(aq) lockmgr(&(aq)->aq_lock, LK_RELEASE)
617 #define IEEE80211_PSQ_UNLOCK(psq) lockmgr(&(psq)->psq_lock, LK_RELEASE)
618 #define ACL_UNLOCK(as) lockmgr(&(as)->as_lock, LK_RELEASE)
619 #define MESH_RT_ENTRY_UNLOCK(rt) lockmgr(&(rt)->rt_lock, LK_RELEASE)
620 #define MESH_RT_UNLOCK(ms) lockmgr(&(ms)->ms_rt_lock, LK_RELEASE)
621
622 #define IEEE80211_LOCK_ASSERT(ic) \
623 KKASSERT(lockstatus(&(ic)->ic_comlock, curthread) == LK_EXCLUSIVE)
624 #define IEEE80211_UNLOCK_ASSERT(ic) \
625 KKASSERT(lockstatus(&(ic)->ic_comlock, curthread) != LK_EXCLUSIVE)
626 #define IEEE80211_NODE_LOCK_ASSERT(nt) \
627 KKASSERT(lockstatus(&(nt)->nt_nodelock, curthread) == LK_EXCLUSIVE)
628 #define IEEE80211_NODE_ITERATE_LOCK_ASSERT(nt) \
629 KKASSERT(lockstatus(&(nt)->nt_scanlock, curthread) == LK_EXCLUSIVE)
630 #define IEEE80211_TX_LOCK_ASSERT(ic) \
631 KKASSERT(lockstatus(&(ic)->ic_txlock, curthread) == LK_EXCLUSIVE)
632 #define IEEE80211_TX_UNLOCK_ASSERT(ic) \
633 KKASSERT(lockstatus(&(ic)->ic_txlock, curthread) != LK_EXCLUSIVE)
634 #define IEEE80211_AGEQ_LOCK_ASSERT(aq) \
635 KKASSERT(lockstatus(&(aq)->aq_lock, curthread) == LK_EXCLUSIVE)
636 #define ACL_LOCK_ASSERT(as) \
637 KKASSERT(lockstatus(&(as)->as_lock, curthread) == LK_EXCLUSIVE)
638 #define MESH_RT_ENTRY_LOCK_ASSERT(rt) \
639 KKASSERT(lockstatus(&(rt)->rt_lock, curthread) == LK_EXCLUSIVE)
640 #define MESH_RT_LOCK_ASSERT(ms) \
641 KKASSERT(lockstatus(&(ms)->ms_rt_lock, curthread) == LK_EXCLUSIVE)
642
643 #define IEEE80211_NODE_IS_LOCKED(nt) \
644 (lockstatus(&(nt)->nt_nodelock, curthread) == LK_EXCLUSIVE)
645
646 #define arc4random karc4random
647
648 #define IEEE80211_AGEQ_INIT(aq, name)
649 #define IEEE80211_AGEQ_DESTROY(aq)
650 #define CURVNET_SET(x)
651 #define CURVNET_RESTORE()
652 #define ifa_free(ifa)
653
654 #define ALIGNED_POINTER(p, t) (((uintptr_t)(p) & (sizeof(t) - 1)) == 0)
655
656 #define osdep_va_list __va_list
657 #define osdep_va_start __va_start
658 #define osdep_va_end __va_end
659
660 /*
661 * DragonFly does not implement _SAFE macros because they are generally not
662 * actually safe in a MP environment, and so it is bad programming practice
663 * to use them.
664 */
665 #define TAILQ_FOREACH_SAFE(scan, list, next, save) \
666 for (scan = TAILQ_FIRST(list); (save = scan ? TAILQ_NEXT(scan, next) : NULL), scan; scan = save) \
667
668 #define callout_init_mtx(callo, lk, flags) \
669 callout_init_lk(callo, lk)
670 #define callout_schedule_dfly(callo, timo, func, args) \
671 callout_reset(callo, timo, func, args)
672
673 /*
674 * if_inc macros
675 */
676 #define ifd_IFCOUNTER_IERRORS ifd_ierrors
677 #define ifd_IFCOUNTER_IPACKETS ifd_ipackets
678 #define ifd_IFCOUNTER_IBYTES ifd_ibytes
679 #define ifd_IFCOUNTER_OERRORS ifd_oerrors
680 #define ifd_IFCOUNTER_OPACKETS ifd_opackets
681 #define ifd_IFCOUNTER_OMCASTS ifd_omcasts
682 #define ifd_IFCOUNTER_OBYTES ifd_obytes
683
684 #define if_inc_counter IFNET_STAT_INC
685
686 #define IEEE80211_FREE(ptr, type) kfree((ptr), (type))
687
688 #endif /* _NET80211_IEEE80211_DRAGONFLY_H_ */
689