nvmm.4: Fix section order.
[dragonfly.git] / sys / netproto / 802_11 / ieee80211_dragonfly.h
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
81 wlan_assert_serialized(void)
82 {
83         ASSERT_SERIALIZED(&wlan_global_serializer);
84 }
85
86 static __inline 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 struct ieee80211com;
219
220 void    ieee80211_sysctl_attach(struct ieee80211com *);
221 void    ieee80211_sysctl_detach(struct ieee80211com *);
222 void    ieee80211_sysctl_vattach(struct ieee80211vap *);
223 void    ieee80211_sysctl_vdetach(struct ieee80211vap *);
224
225 SYSCTL_DECL(_net_wlan);
226 int     ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
227
228 void    ieee80211_load_module(const char *);
229
230 /*
231  * A "policy module" is an adjunct module to net80211 that provides
232  * functionality that typically includes policy decisions.  This
233  * modularity enables extensibility and vendor-supplied functionality.
234  */
235 #define _IEEE80211_POLICY_MODULE(policy, name, version)                 \
236 typedef void (*policy##_setup)(int);                                    \
237 SET_DECLARE(policy##_set, policy##_setup);                              \
238 static int                                                              \
239 wlan_##name##_modevent(module_t mod, int type, void *unused)            \
240 {                                                                       \
241         policy##_setup * const *iter, f;                                \
242         int error;                                                      \
243                                                                         \
244         switch (type) {                                                 \
245         case MOD_LOAD:                                                  \
246                 SET_FOREACH(iter, policy##_set) {                       \
247                         f = (void*) *iter;                              \
248                         f(type);                                        \
249                 }                                                       \
250                 error = 0;                                              \
251                 break;                                                  \
252         case MOD_UNLOAD:                                                \
253                 error = 0;                                              \
254                 if (nrefs) {                                            \
255                         kprintf("wlan_" #name ": still in use (%u "     \
256                                 "dynamic refs)\n",                      \
257                                 nrefs);                                 \
258                         error = EBUSY;                                  \
259                 } else if (type == MOD_UNLOAD) {                        \
260                         SET_FOREACH(iter, policy##_set) {               \
261                                 f = (void*) *iter;                      \
262                                 f(type);                                \
263                         }                                               \
264                 }                                                       \
265                 break;                                                  \
266         default:                                                        \
267                 error = EINVAL;                                         \
268                 break;                                                  \
269         }                                                               \
270                                                                         \
271         return error;                                                   \
272 }                                                                       \
273 static moduledata_t name##_mod = {                                      \
274         "wlan_" #name,                                                  \
275         wlan_##name##_modevent,                                         \
276         0                                                               \
277 };                                                                      \
278 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
279 MODULE_VERSION(wlan_##name, version);                                   \
280 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
281
282 /*
283  * Crypto modules implement cipher support.
284  */
285 #define IEEE80211_CRYPTO_MODULE(name, version)                          \
286 _IEEE80211_POLICY_MODULE(crypto, name, version);                        \
287 static void                                                             \
288 name##_modevent(int type)                                               \
289 {                                                                       \
290         /* wlan already serialized! */                                  \
291         if (type == MOD_LOAD)                                           \
292                 ieee80211_crypto_register(&name);                       \
293         else                                                            \
294                 ieee80211_crypto_unregister(&name);                     \
295 }                                                                       \
296 TEXT_SET(crypto##_set, name##_modevent)
297
298 /*
299  * Scanner modules provide scanning policy.
300  */
301 #define IEEE80211_SCANNER_MODULE(name, version)                         \
302         _IEEE80211_POLICY_MODULE(scanner, name, version)
303
304 #define IEEE80211_SCANNER_ALG(name, alg, v)                             \
305 static void                                                             \
306 name##_modevent(int type)                                               \
307 {                                                                       \
308         /* wlan already serialized! */                                  \
309         if (type == MOD_LOAD)                                           \
310                 ieee80211_scanner_register(alg, &v);                    \
311         else                                                            \
312                 ieee80211_scanner_unregister(alg, &v);                  \
313 }                                                                       \
314 TEXT_SET(scanner_set, name##_modevent);                                 \
315
316 /*
317  * ACL modules implement acl policy.
318  */
319 #define IEEE80211_ACL_MODULE(name, alg, version)                        \
320 _IEEE80211_POLICY_MODULE(acl, name, version);                           \
321 static void                                                             \
322 alg##_modevent(int type)                                                \
323 {                                                                       \
324         /* wlan already serialized! */                                  \
325         if (type == MOD_LOAD)                                           \
326                 ieee80211_aclator_register(&alg);                       \
327         else                                                            \
328                 ieee80211_aclator_unregister(&alg);                     \
329 }                                                                       \
330 TEXT_SET(acl_set, alg##_modevent);                                      \
331
332 /*
333  * Authenticator modules handle 802.1x/WPA authentication.
334  */
335 #define IEEE80211_AUTH_MODULE(name, version)                            \
336         _IEEE80211_POLICY_MODULE(auth, name, version)
337
338 #define IEEE80211_AUTH_ALG(name, alg, v)                                \
339 static void                                                             \
340 name##_modevent(int type)                                               \
341 {                                                                       \
342         /* wlan already serialized! */                                  \
343         if (type == MOD_LOAD)                                           \
344                 ieee80211_authenticator_register(alg, &v);              \
345         else                                                            \
346                 ieee80211_authenticator_unregister(alg);                \
347 }                                                                       \
348 TEXT_SET(auth_set, name##_modevent)
349
350 /*
351  * Rate control modules provide tx rate control support.
352  */
353 #define IEEE80211_RATECTL_MODULE(alg, version)                          \
354         _IEEE80211_POLICY_MODULE(ratectl, alg, version);                \
355
356 #define IEEE80211_RATECTL_ALG(name, alg, v)                             \
357 static void                                                             \
358 alg##_modevent(int type)                                                \
359 {                                                                       \
360         /* wlan already serialized! */                                  \
361         if (type == MOD_LOAD)                                           \
362                 ieee80211_ratectl_register(alg, &v);                    \
363         else                                                            \
364                 ieee80211_ratectl_unregister(alg);                      \
365 }                                                                       \
366 TEXT_SET(ratectl##_set, alg##_modevent)
367
368 struct ieee80211req;
369 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
370     struct ieee80211req *);
371 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
372 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
373
374 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
375     struct ieee80211req *);
376 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
377 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
378 #endif /* _KERNEL */
379
380 /* XXX this stuff belongs elsewhere */
381 /*
382  * Message formats for messages from the net80211 layer to user
383  * applications via the routing socket.  These messages are appended
384  * to an if_announcemsghdr structure.
385  */
386 struct ieee80211_join_event {
387         uint8_t         iev_addr[6];
388 };
389
390 struct ieee80211_leave_event {
391         uint8_t         iev_addr[6];
392 };
393
394 struct ieee80211_replay_event {
395         uint8_t         iev_src[6];     /* src MAC */
396         uint8_t         iev_dst[6];     /* dst MAC */
397         uint8_t         iev_cipher;     /* cipher type */
398         uint8_t         iev_keyix;      /* key id/index */
399         uint64_t        iev_keyrsc;     /* RSC from key */
400         uint64_t        iev_rsc;        /* RSC from frame */
401 };
402
403 struct ieee80211_michael_event {
404         uint8_t         iev_src[6];     /* src MAC */
405         uint8_t         iev_dst[6];     /* dst MAC */
406         uint8_t         iev_cipher;     /* cipher type */
407         uint8_t         iev_keyix;      /* key id/index */
408 };
409
410 struct ieee80211_wds_event {
411         uint8_t         iev_addr[6];
412 };
413
414 struct ieee80211_csa_event {
415         uint32_t        iev_flags;      /* channel flags */
416         uint16_t        iev_freq;       /* setting in Mhz */
417         uint8_t         iev_ieee;       /* IEEE channel number */
418         uint8_t         iev_mode;       /* CSA mode */
419         uint8_t         iev_count;      /* CSA count */
420 };
421
422 struct ieee80211_cac_event {
423         uint32_t        iev_flags;      /* channel flags */
424         uint16_t        iev_freq;       /* setting in Mhz */
425         uint8_t         iev_ieee;       /* IEEE channel number */
426         /* XXX timestamp? */
427         uint8_t         iev_type;       /* IEEE80211_NOTIFY_CAC_* */
428 };
429
430 struct ieee80211_radar_event {
431         uint32_t        iev_flags;      /* channel flags */
432         uint16_t        iev_freq;       /* setting in Mhz */
433         uint8_t         iev_ieee;       /* IEEE channel number */
434         /* XXX timestamp? */
435 };
436
437 struct ieee80211_auth_event {
438         uint8_t         iev_addr[6];
439 };
440
441 struct ieee80211_deauth_event {
442         uint8_t         iev_addr[6];
443 };
444
445 struct ieee80211_country_event {
446         uint8_t         iev_addr[6];
447         uint8_t         iev_cc[2];      /* ISO country code */
448 };
449
450 struct ieee80211_radio_event {
451         uint8_t         iev_state;      /* 1 on, 0 off */
452 };
453
454 #define RTM_IEEE80211_ASSOC     100     /* station associate (bss mode) */
455 #define RTM_IEEE80211_REASSOC   101     /* station re-associate (bss mode) */
456 #define RTM_IEEE80211_DISASSOC  102     /* station disassociate (bss mode) */
457 #define RTM_IEEE80211_JOIN      103     /* station join (ap mode) */
458 #define RTM_IEEE80211_LEAVE     104     /* station leave (ap mode) */
459 #define RTM_IEEE80211_SCAN      105     /* scan complete, results available */
460 #define RTM_IEEE80211_REPLAY    106     /* sequence counter replay detected */
461 #define RTM_IEEE80211_MICHAEL   107     /* Michael MIC failure detected */
462 #define RTM_IEEE80211_REJOIN    108     /* station re-associate (ap mode) */
463 #define RTM_IEEE80211_WDS       109     /* WDS discovery (ap mode) */
464 #define RTM_IEEE80211_CSA       110     /* Channel Switch Announcement event */
465 #define RTM_IEEE80211_RADAR     111     /* radar event */
466 #define RTM_IEEE80211_CAC       112     /* Channel Availability Check event */
467 #define RTM_IEEE80211_DEAUTH    113     /* station deauthenticate */
468 #define RTM_IEEE80211_AUTH      114     /* station authenticate (ap mode) */
469 #define RTM_IEEE80211_COUNTRY   115     /* discovered country code (sta mode) */
470 #define RTM_IEEE80211_RADIO     116     /* RF kill switch state change */
471
472 /*
473  * Structure prepended to raw packets sent through the bpf
474  * interface when set to DLT_IEEE802_11_RADIO.  This allows
475  * user applications to specify pretty much everything in
476  * an Atheros tx descriptor.  XXX need to generalize.
477  *
478  * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
479  * XXX sa_data area.
480  */
481 struct ieee80211_bpf_params {
482         uint8_t         ibp_vers;       /* version */
483 #define IEEE80211_BPF_VERSION   0
484         uint8_t         ibp_len;        /* header length in bytes */
485         uint8_t         ibp_flags;
486 #define IEEE80211_BPF_SHORTPRE  0x01    /* tx with short preamble */
487 #define IEEE80211_BPF_NOACK     0x02    /* tx with no ack */
488 #define IEEE80211_BPF_CRYPTO    0x04    /* tx with h/w encryption */
489 #define IEEE80211_BPF_FCS       0x10    /* frame incldues FCS */
490 #define IEEE80211_BPF_DATAPAD   0x20    /* frame includes data padding */
491 #define IEEE80211_BPF_RTS       0x40    /* tx with RTS/CTS */
492 #define IEEE80211_BPF_CTS       0x80    /* tx with CTS only */
493         uint8_t         ibp_pri;        /* WME/WMM AC+tx antenna */
494         uint8_t         ibp_try0;       /* series 1 try count */
495         uint8_t         ibp_rate0;      /* series 1 IEEE tx rate */
496         uint8_t         ibp_power;      /* tx power (device units) */
497         uint8_t         ibp_ctsrate;    /* IEEE tx rate for CTS */
498         uint8_t         ibp_try1;       /* series 2 try count */
499         uint8_t         ibp_rate1;      /* series 2 IEEE tx rate */
500         uint8_t         ibp_try2;       /* series 3 try count */
501         uint8_t         ibp_rate2;      /* series 3 IEEE tx rate */
502         uint8_t         ibp_try3;       /* series 4 try count */
503         uint8_t         ibp_rate3;      /* series 4 IEEE tx rate */
504 };
505
506 #ifdef _KERNEL
507 struct ieee80211_tx_params {
508         struct ieee80211_bpf_params params;
509 };
510 int     ieee80211_add_xmit_params(struct mbuf *m,
511             const struct ieee80211_bpf_params *);
512 int     ieee80211_get_xmit_params(struct mbuf *m,
513             struct ieee80211_bpf_params *);
514
515 #define IEEE80211_MAX_CHAINS            3
516 #define IEEE80211_MAX_EVM_PILOTS        6
517
518 #define IEEE80211_R_NF          0x0000001       /* global NF value valid */
519 #define IEEE80211_R_RSSI        0x0000002       /* global RSSI value valid */
520 #define IEEE80211_R_C_CHAIN     0x0000004       /* RX chain count valid */
521 #define IEEE80211_R_C_NF        0x0000008       /* per-chain NF value valid */
522 #define IEEE80211_R_C_RSSI      0x0000010       /* per-chain RSSI value valid */
523 #define IEEE80211_R_C_EVM       0x0000020       /* per-chain EVM valid */
524 #define IEEE80211_R_C_HT40      0x0000040       /* RX'ed packet is 40mhz, pilots 4,5 valid */
525 #define IEEE80211_R_FREQ        0x0000080       /* Freq value populated, MHz */
526 #define IEEE80211_R_IEEE        0x0000100       /* IEEE value populated */
527 #define IEEE80211_R_BAND        0x0000200       /* Frequency band populated */
528
529 struct ieee80211_rx_stats {
530         uint32_t r_flags;               /* IEEE80211_R_* flags */
531         uint8_t c_chain;                /* number of RX chains involved */
532         int16_t c_nf_ctl[IEEE80211_MAX_CHAINS]; /* per-chain NF */
533         int16_t c_nf_ext[IEEE80211_MAX_CHAINS]; /* per-chain NF */
534         int16_t c_rssi_ctl[IEEE80211_MAX_CHAINS];       /* per-chain RSSI */
535         int16_t c_rssi_ext[IEEE80211_MAX_CHAINS];       /* per-chain RSSI */
536         uint8_t nf;                     /* global NF */
537         uint8_t rssi;                   /* global RSSI */
538         uint8_t evm[IEEE80211_MAX_CHAINS][IEEE80211_MAX_EVM_PILOTS];
539                                         /* per-chain, per-pilot EVM values */
540         uint16_t c_freq;
541         uint8_t c_ieee;
542 };
543
544 struct ieee80211_rx_params {
545         struct ieee80211_rx_stats params;
546 };
547 int     ieee80211_add_rx_params(struct mbuf *m,
548             const struct ieee80211_rx_stats *rxs);
549 int     ieee80211_get_rx_params(struct mbuf *m,
550             struct ieee80211_rx_stats *rxs);
551 #endif /* _KERNEL */
552
553 /*
554  * FreeBSD overrides
555  */
556 const char *ether_sprintf(const u_char *buf);
557
558 #define V_ifnet ifnet
559 #define IFF_DRV_RUNNING IFF_RUNNING
560 #define if_drv_flags    if_flags
561
562 typedef struct lock     ieee80211_psq_lock_t;
563 typedef struct lock     ieee80211_ageq_lock_t;
564 typedef struct lock     ieee80211_node_lock_t;
565 typedef struct lock     ieee80211_scan_lock_t;
566 typedef struct lock     ieee80211_com_lock_t;
567 typedef struct lock     ieee80211_tx_lock_t;
568 typedef struct lock     ieee80211_scan_table_lock_t;
569 typedef struct lock     ieee80211_scan_iter_lock_t;
570 typedef struct lock     acl_lock_t;
571 typedef struct lock     ieee80211_rte_lock_t;
572 typedef struct lock     ieee80211_rt_lock_t;
573
574 #define IEEE80211_LOCK_OBJ(ic)                  (&(ic)->ic_comlock)
575
576 #define IEEE80211_LOCK_INIT(ic, name)           lockinit(&(ic)->ic_comlock, name, 0, LK_CANRECURSE)
577 #define IEEE80211_NODE_LOCK_INIT(ic, name)      lockinit(&(nt)->nt_nodelock, name, 0, LK_CANRECURSE)
578 #define IEEE80211_NODE_ITERATE_LOCK_INIT(ic, name)      lockinit(&(nt)->nt_scanlock, name, 0, LK_CANRECURSE)
579 #define IEEE80211_SCAN_TABLE_LOCK_INIT(st, name)        lockinit(&(st)->st_lock, name, 0, LK_CANRECURSE)
580 #define IEEE80211_SCAN_ITER_LOCK_INIT(st, name) lockinit(&(st)->st_scanlock, name, 0, LK_CANRECURSE)
581 #define IEEE80211_TX_LOCK_INIT(ic, name)        lockinit(&(ic)->ic_txlock, name, 0, LK_CANRECURSE)
582 #define IEEE80211_AGEQ_LOCK_INIT(aq, name)      lockinit(&(aq)->aq_lock, name, 0, LK_CANRECURSE)
583 #define IEEE80211_PSQ_INIT(psq, name)           lockinit(&(psq)->psq_lock, name, 0, LK_CANRECURSE)
584 #define ACL_LOCK_INIT(as, name)         lockinit(&(as)->as_lock, name, 0, LK_CANRECURSE)
585 #define MESH_RT_ENTRY_LOCK_INIT(st, name)       lockinit(&(st)->rt_lock, name, 0, LK_CANRECURSE)
586 #define MESH_RT_LOCK_INIT(ms, name)     lockinit(&(ms)->ms_rt_lock, name, 0, LK_CANRECURSE)
587
588 #define IEEE80211_LOCK_DESTROY(ic)              lockuninit(&(ic)->ic_comlock)
589 #define IEEE80211_NODE_LOCK_DESTROY(nt)         lockuninit(&(nt)->nt_nodelock)
590 #define IEEE80211_NODE_ITERATE_LOCK_DESTROY(nt) lockuninit(&(nt)->nt_scanlock)
591 #define IEEE80211_SCAN_TABLE_LOCK_DESTROY(st)   lockuninit(&(st)->st_lock)
592 #define IEEE80211_SCAN_ITER_LOCK_DESTROY(st)    lockuninit(&(st)->st_scanlock)
593 #define IEEE80211_TX_LOCK_DESTROY(ic)           lockuninit(&(ic)->ic_txlock)
594 #define IEEE80211_AGEQ_LOCK_DESTROY(aq)         lockuninit(&(aq)->aq_lock)
595 #define IEEE80211_PSQ_DESTROY(psq)              lockuninit(&(psq)->psq_lock)
596 #define ACL_LOCK_DESTROY(as)                    lockuninit(&(as)->as_lock)
597 #define MESH_RT_ENTRY_LOCK_DESTROY(rt)          lockuninit(&(rt)->rt_lock)
598 #define MESH_RT_LOCK_DESTROY(ms)                lockuninit(&(ms)->ms_rt_lock)
599
600 #define IEEE80211_LOCK(ic)                      lockmgr(&(ic)->ic_comlock, LK_EXCLUSIVE)
601 #define IEEE80211_NODE_LOCK(nt)                 lockmgr(&(nt)->nt_nodelock, LK_EXCLUSIVE)
602 #define IEEE80211_NODE_ITERATE_LOCK(nt)         lockmgr(&(nt)->nt_scanlock, LK_EXCLUSIVE)
603 #define IEEE80211_SCAN_TABLE_LOCK(st)           lockmgr(&(st)->st_lock, LK_EXCLUSIVE)
604 #define IEEE80211_SCAN_ITER_LOCK(st)            lockmgr(&(st)->st_scanlock, LK_EXCLUSIVE)
605 #define IEEE80211_TX_LOCK(ic)                   lockmgr(&(ic)->ic_txlock, LK_EXCLUSIVE)
606 #define IEEE80211_AGEQ_LOCK(aq)                 lockmgr(&(aq)->aq_lock, LK_EXCLUSIVE)
607 #define IEEE80211_PSQ_LOCK(psq)                 lockmgr(&(psq)->psq_lock, LK_EXCLUSIVE)
608 #define ACL_LOCK(as)                            lockmgr(&(as)->as_lock, LK_EXCLUSIVE)
609 #define MESH_RT_ENTRY_LOCK(rt)                  lockmgr(&(rt)->rt_lock, LK_EXCLUSIVE)
610 #define MESH_RT_LOCK(ms)                        lockmgr(&(ms)->ms_rt_lock, LK_EXCLUSIVE)
611
612 #define IEEE80211_UNLOCK(ic)                    lockmgr(&(ic)->ic_comlock, LK_RELEASE)
613 #define IEEE80211_NODE_UNLOCK(nt)               lockmgr(&(nt)->nt_nodelock, LK_RELEASE)
614 #define IEEE80211_NODE_ITERATE_UNLOCK(nt)       lockmgr(&(nt)->nt_scanlock, LK_RELEASE)
615 #define IEEE80211_SCAN_TABLE_UNLOCK(nt)         lockmgr(&(st)->st_lock, LK_RELEASE)
616 #define IEEE80211_SCAN_ITER_UNLOCK(nt)          lockmgr(&(st)->st_scanlock, LK_RELEASE)
617 #define IEEE80211_TX_UNLOCK(ic)                 lockmgr(&(ic)->ic_txlock, LK_RELEASE)
618 #define IEEE80211_AGEQ_UNLOCK(aq)               lockmgr(&(aq)->aq_lock, LK_RELEASE)
619 #define IEEE80211_PSQ_UNLOCK(psq)               lockmgr(&(psq)->psq_lock, LK_RELEASE)
620 #define ACL_UNLOCK(as)                          lockmgr(&(as)->as_lock, LK_RELEASE)
621 #define MESH_RT_ENTRY_UNLOCK(rt)                lockmgr(&(rt)->rt_lock, LK_RELEASE)
622 #define MESH_RT_UNLOCK(ms)                      lockmgr(&(ms)->ms_rt_lock, LK_RELEASE)
623
624 #define IEEE80211_LOCK_ASSERT(ic)               \
625                                 KKASSERT(lockstatus(&(ic)->ic_comlock, curthread) == LK_EXCLUSIVE)
626 #define IEEE80211_UNLOCK_ASSERT(ic)             \
627                                 KKASSERT(lockstatus(&(ic)->ic_comlock, curthread) != LK_EXCLUSIVE)
628 #define IEEE80211_NODE_LOCK_ASSERT(nt)          \
629                                 KKASSERT(lockstatus(&(nt)->nt_nodelock, curthread) == LK_EXCLUSIVE)
630 #define IEEE80211_NODE_ITERATE_LOCK_ASSERT(nt)          \
631                                 KKASSERT(lockstatus(&(nt)->nt_scanlock, curthread) == LK_EXCLUSIVE)
632 #define IEEE80211_TX_LOCK_ASSERT(ic)            \
633                                 KKASSERT(lockstatus(&(ic)->ic_txlock, curthread) == LK_EXCLUSIVE)
634 #define IEEE80211_TX_UNLOCK_ASSERT(ic)          \
635                                 KKASSERT(lockstatus(&(ic)->ic_txlock, curthread) != LK_EXCLUSIVE)
636 #define IEEE80211_AGEQ_LOCK_ASSERT(aq)          \
637                                 KKASSERT(lockstatus(&(aq)->aq_lock, curthread) == LK_EXCLUSIVE)
638 #define ACL_LOCK_ASSERT(as)             \
639                                 KKASSERT(lockstatus(&(as)->as_lock, curthread) == LK_EXCLUSIVE)
640 #define MESH_RT_ENTRY_LOCK_ASSERT(rt)           \
641                                 KKASSERT(lockstatus(&(rt)->rt_lock, curthread) == LK_EXCLUSIVE)
642 #define MESH_RT_LOCK_ASSERT(ms)         \
643                                 KKASSERT(lockstatus(&(ms)->ms_rt_lock, curthread) == LK_EXCLUSIVE)
644
645 #define IEEE80211_NODE_IS_LOCKED(nt)            \
646                                 (lockstatus(&(nt)->nt_nodelock, curthread) == LK_EXCLUSIVE)
647
648 #define arc4random      karc4random
649
650 #define IEEE80211_AGEQ_INIT(aq, name)
651 #define IEEE80211_AGEQ_DESTROY(aq)
652 #define CURVNET_SET(x)
653 #define CURVNET_RESTORE()
654 #define ifa_free(ifa)
655
656 #define ALIGNED_POINTER(p, t)   (((uintptr_t)(p) & (sizeof(t) - 1)) == 0)
657
658 #define osdep_va_list           __va_list
659 #define osdep_va_start          __va_start
660 #define osdep_va_end            __va_end
661
662 /*
663  * DragonFly does not implement _SAFE macros because they are generally not
664  * actually safe in a MP environment, and so it is bad programming practice
665  * to use them.
666  */
667 #define TAILQ_FOREACH_SAFE(scan, list, next, save)      \
668         for (scan = TAILQ_FIRST(list); (save = scan ? TAILQ_NEXT(scan, next) : NULL), scan; scan = save)        \
669
670 #define callout_init_mtx(callo, lk, flags)              \
671                                 callout_init_lk(callo, lk)
672 #define callout_schedule_dfly(callo, timo, func, args)  \
673                                 callout_reset(callo, timo, func, args)
674
675 /*
676  * if_inc macros
677  */
678 #define ifd_IFCOUNTER_IERRORS   ifd_ierrors
679 #define ifd_IFCOUNTER_IPACKETS  ifd_ipackets
680 #define ifd_IFCOUNTER_IBYTES    ifd_ibytes
681 #define ifd_IFCOUNTER_OERRORS   ifd_oerrors
682 #define ifd_IFCOUNTER_OPACKETS  ifd_opackets
683 #define ifd_IFCOUNTER_OMCASTS   ifd_omcasts
684 #define ifd_IFCOUNTER_OBYTES    ifd_obytes
685
686 #define if_inc_counter          IFNET_STAT_INC
687
688 #define IEEE80211_FREE(ptr, type)       kfree((ptr), (type))
689
690 #endif /* _NET80211_IEEE80211_DRAGONFLY_H_ */