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  * $DragonFly$
  27  */
  28 #ifndef _NET80211_IEEE80211_DRAGONFLY_H_
  29 #define _NET80211_IEEE80211_DRAGONFLY_H_
  30
  31 #ifdef _KERNEL
  32 #include <sys/param.h>
  33 #include <sys/types.h>
  34 #include <sys/lock.h>
  35 #include <sys/mutex2.h>
  36 #include <sys/sysctl.h>
  37 #include <sys/taskqueue.h>
  38
  39 #define IF_LOCK(_lock)          /* */
  40 #define IF_UNLOCK(_lock)        /* */
  41
  42 /*
  43  * Common state locking definitions.
  44  */
  45 typedef struct {
  46         char            name[16];               /* e.g. "ath0_com_lock" */
  47         struct lock     lock;
  48 } ieee80211_com_lock_t;
  49 /*
  50 #define IEEE80211_LOCK_INIT(_ic, _name) do {                            \
  51         ieee80211_com_lock_t *cl = &(_ic)->ic_comlock;                  \
  52         ksnprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name);    \
  53         lockinit(&cl->lock, cl->name, 0, LK_CANRECURSE);                \
  54 } while (0)
  55 #define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.lock)
  56 #define IEEE80211_LOCK_DESTROY(_ic) lockuninit(IEEE80211_LOCK_OBJ(_ic))
  57 #define IEEE80211_LOCK(_ic) \
  58         lockmgr(IEEE80211_LOCK_OBJ(_ic), LK_EXCLUSIVE)
  59 #define IEEE80211_UNLOCK(_ic)      lockmgr(IEEE80211_LOCK_OBJ(_ic), LK_RELEASE)
  60 #define IEEE80211_LOCK_ASSERT(_ic) \
  61         KKASSERT(lockstatus(IEEE80211_LOCK_OBJ(_ic), curthread) != 0)
  62 */
  63 #define IEEE80211_LOCK_INIT(_ic, _name)
  64 #define IEEE80211_LOCK_OBJ(_ic) (NULL)
  65 #define IEEE80211_LOCK_DESTROY(_ic)
  66 #define IEEE80211_LOCK(_ic) lwkt_gettoken(&wlan_token)
  67 #define IEEE80211_UNLOCK(_ic) lwkt_reltoken(&wlan_token)
  68 #define IEEE80211_LOCK_ASSERT(_ic) ASSERT_LWKT_TOKEN_HELD(&wlan_token)
  69
  70 /*
  71  * Node locking definitions.
  72  */
  73 typedef struct {
  74         char            name[16];               /* e.g. "ath0_node_lock" */
  75         struct lock     lock;
  76 } ieee80211_node_lock_t;
  77 #define IEEE80211_NODE_LOCK_INIT(_nt, _name) do {                       \
  78         ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock;                \
  79         ksnprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name);   \
  80         lockinit(&nl->lock, nl->name, 0, LK_CANRECURSE);                \
  81 } while (0)
  82 #define IEEE80211_NODE_LOCK_OBJ(_nt)    (&(_nt)->nt_nodelock.lock)
  83 #define IEEE80211_NODE_LOCK_DESTROY(_nt) \
  84         lockuninit(IEEE80211_NODE_LOCK_OBJ(_nt))
  85 #define IEEE80211_NODE_LOCK(_nt) \
  86         lockmgr(IEEE80211_NODE_LOCK_OBJ(_nt), LK_EXCLUSIVE)
  87 #define IEEE80211_NODE_IS_LOCKED(_nt) \
  88         (lockstatus(IEEE80211_NODE_LOCK_OBJ(_nt), curthread) == LK_EXCLUSIVE)
  89 #define IEEE80211_NODE_UNLOCK(_nt) \
  90         lockmgr(IEEE80211_NODE_LOCK_OBJ(_nt), LK_RELEASE)
  91 #define IEEE80211_NODE_LOCK_ASSERT(_nt) \
  92         KKASSERT(lockstatus(IEEE80211_NODE_LOCK_OBJ(_nt), curthread) != 0)
  93
  94 /*
  95  * Node table iteration locking definitions; this protects the
  96  * scan generation # used to iterate over the station table
  97  * while grabbing+releasing the node lock.
  98  */
  99 typedef struct {
 100         char            name[16];               /* e.g. "ath0_scan_lock" */
 101         struct lock     lock;
 102 } ieee80211_scan_lock_t;
 103 #define IEEE80211_NODE_ITERATE_LOCK_INIT(_nt, _name) do {               \
 104         ieee80211_scan_lock_t *sl = &(_nt)->nt_scanlock;                \
 105         ksnprintf(sl->name, sizeof(sl->name), "%s_scan_lock", _name);   \
 106         lockinit(&sl->lock, sl->name, 0, 0);                            \
 107 } while (0)
 108 #define IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt)    (&(_nt)->nt_scanlock.lock)
 109 #define IEEE80211_NODE_ITERATE_LOCK_DESTROY(_nt) \
 110         lockuninit(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
 111 #define IEEE80211_NODE_ITERATE_LOCK(_nt) \
 112         lockmgr(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt), LK_EXCLUSIVE)
 113 #define IEEE80211_NODE_ITERATE_UNLOCK(_nt) \
 114         lockmgr(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt), LK_RELEASE)
 115
 116 /*
 117  * Power-save queue definitions.
 118  */
 119 typedef struct lock ieee80211_psq_lock_t;
 120 #define IEEE80211_PSQ_INIT(_psq, _name) \
 121         lockinit(&(_psq)->psq_lock, __DECONST(char *, _name), 0, 0)
 122 #define IEEE80211_PSQ_DESTROY(_psq)     lockuninit(&(_psq)->psq_lock)
 123 #define IEEE80211_PSQ_LOCK(_psq)        lockmgr(&(_psq)->psq_lock, LK_EXCLUSIVE)
 124 #define IEEE80211_PSQ_UNLOCK(_psq)      lockmgr(&(_psq)->psq_lock, LK_RELEASE)
 125
 126 #ifndef IF_PREPEND_LIST
 127 #define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do {        \
 128         (mtail)->m_nextpkt = (ifq)->ifq_head;                   \
 129         if ((ifq)->ifq_tail == NULL)                            \
 130                 (ifq)->ifq_tail = (mtail);                      \
 131         (ifq)->ifq_head = (mhead);                              \
 132         (ifq)->ifq_len += (mcount);                             \
 133 } while (0)
 134 #define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do {         \
 135         IF_LOCK(ifq);                                           \
 136         _IF_PREPEND_LIST(ifq, mhead, mtail, mcount);            \
 137         IF_UNLOCK(ifq);                                         \
 138 } while (0)
 139 #endif /* IF_PREPEND_LIST */
 140
 141 /*
 142  * Age queue definitions.
 143  */
 144 typedef struct lock ieee80211_ageq_lock_t;
 145 #define IEEE80211_AGEQ_INIT(_aq, _name) \
 146         lockinit(&(_aq)->aq_lock, __DECONST(char *, _name), 0, 0)
 147 #define IEEE80211_AGEQ_DESTROY(_aq)     lockuninit(&(_aq)->aq_lock)
 148 #define IEEE80211_AGEQ_LOCK(_aq)        lockmgr(&(_aq)->aq_lock, LK_EXCLUSIVE)
 149 #define IEEE80211_AGEQ_UNLOCK(_aq)      lockmgr(&(_aq)->aq_lock, LK_RELEASE)
 150
 151 /*
 152  * 802.1x MAC ACL database locking definitions.
 153  */
 154 typedef struct lock acl_lock_t;
 155 #define ACL_LOCK_INIT(_as, _name) \
 156         lockinit(&(_as)->as_lock, __DECONST(char *, _name), 0, 0)
 157 #define ACL_LOCK_DESTROY(_as)           lockuninit(&(_as)->as_lock)
 158 #define ACL_LOCK(_as)                   lockmgr(&(_as)->as_lock, LK_EXCLUSIVE)
 159 #define ACL_UNLOCK(_as)                 lockmgr(&(_as)->as_lock, LK_RELEASE)
 160 #define ACL_LOCK_ASSERT(_as) \
 161         KKASSERT(lockstatus(&(_as)->as_lock, curthread) != 0)
 162
 163 /*
 164  * Node reference counting definitions.
 165  *
 166  * ieee80211_node_initref       initialize the reference count to 1
 167  * ieee80211_node_incref        add a reference
 168  * ieee80211_node_decref        remove a reference
 169  * ieee80211_node_dectestref    remove a reference and return 1 if this
 170  *                              is the last reference, otherwise 0
 171  * ieee80211_node_refcnt        reference count for printing (only)
 172  */
 173 #include <machine/atomic.h>
 174
 175 #define ieee80211_node_initref(_ni) \
 176         do { ((_ni)->ni_refcnt = 1); } while (0)
 177 #define ieee80211_node_incref(_ni) \
 178         atomic_add_int(&(_ni)->ni_refcnt, 1)
 179 #define ieee80211_node_decref(_ni) \
 180         atomic_subtract_int(&(_ni)->ni_refcnt, 1)
 181 struct ieee80211_node;
 182 int     ieee80211_node_dectestref(struct ieee80211_node *ni);
 183 #define ieee80211_node_refcnt(_ni)      (_ni)->ni_refcnt
 184
 185 struct ifqueue;
 186 struct ieee80211vap;
 187 void    ieee80211_drain_ifq(struct ifqueue *);
 188 void    ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *);
 189
 190 void    ieee80211_vap_destroy(struct ieee80211vap *);
 191 int     ieee80211_handoff(struct ifnet *, struct mbuf *);
 192 uint16_t ieee80211_txtime(struct ieee80211_node *, u_int, uint8_t, uint32_t);
 193
 194 #define IFNET_IS_UP_RUNNING(_ifp) \
 195         (((_ifp)->if_flags & IFF_UP) && \
 196          ((_ifp)->if_flags & IFF_RUNNING))
 197
 198 #define msecs_to_ticks(ms)      (((ms)*hz)/1000)
 199 #define ticks_to_msecs(t)       (1000*(t) / hz)
 200 #define ticks_to_secs(t)        ((t) / hz)
 201 #define time_after(a,b)         ((long)(b) - (long)(a) < 0)
 202 #define time_before(a,b)        time_after(b,a)
 203 #define time_after_eq(a,b)      ((long)(a) - (long)(b) >= 0)
 204 #define time_before_eq(a,b)     time_after_eq(b,a)
 205
 206 struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
 207
 208 /* tx path usage */
 209 #define M_ENCAP         M_PROTO1                /* 802.11 encap done */
 210 #define M_EAPOL         M_PROTO3                /* PAE/EAPOL frame */
 211 #define M_PWR_SAV       M_PROTO4                /* bypass PS handling */
 212 #define M_MORE_DATA     M_PROTO5                /* more data frames to follow */
 213 #define M_FF            M_PROTO6                /* fast frame */
 214 #define M_TXCB          M_PROTO7                /* do tx complete callback */
 215 #define M_AMPDU_MPDU    M_PROTO8                /* ok for A-MPDU aggregation */
 216 #define M_80211_TX \
 217         (M_FRAG|M_FIRSTFRAG|M_LASTFRAG|M_ENCAP|M_EAPOL|M_PWR_SAV|\
 218          M_MORE_DATA|M_FF|M_TXCB|M_AMPDU_MPDU)
 219
 220 /* rx path usage */
 221 #define M_AMPDU         M_PROTO1                /* A-MPDU subframe */
 222 #define M_WEP           M_PROTO2                /* WEP done by hardware */
 223 #if 0
 224 #define M_AMPDU_MPDU    M_PROTO8                /* A-MPDU re-order done */
 225 #endif
 226 #define M_80211_RX      (M_AMPDU|M_WEP|M_AMPDU_MPDU)
 227
 228 #define IEEE80211_MBUF_TX_FLAG_BITS \
 229         "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_ENCAP\6M_WEP\7M_EAPOL" \
 230         "\10M_PWR_SAV\11M_MORE_DATA\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
 231         "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
 232         "\23M_NOFREE\24M_FF\25M_TXCB\26M_AMPDU_MPDU\27M_FLOWID"
 233
 234 #define IEEE80211_MBUF_RX_FLAG_BITS \
 235         "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_AMPDU\6M_WEP\7M_PROTO3" \
 236         "\10M_PROTO4\11M_PROTO5\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \
 237         "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \
 238         "\23M_NOFREE\24M_PROTO6\25M_PROTO7\26M_AMPDU_MPDU\27M_FLOWID"
 239
 240 /*
 241  * Store WME access control bits in the vlan tag.
 242  * This is safe since it's done after the packet is classified
 243  * (where we use any previous tag) and because it's passed
 244  * directly in to the driver and there's no chance someone
 245  * else will clobber them on us.
 246  */
 247 #define M_WME_SETAC(m, ac) \
 248         ((m)->m_pkthdr.ether_vlantag = (ac))
 249 #define M_WME_GETAC(m)  ((m)->m_pkthdr.ether_vlantag)
 250
 251 /*
 252  * Mbufs on the power save queue are tagged with an age and
 253  * timed out.  We reuse the hardware checksum field in the
 254  * mbuf packet header to store this data.
 255  */
 256 #define M_AGE_SET(m,v)          (m->m_pkthdr.csum_data = v)
 257 #define M_AGE_GET(m)            (m->m_pkthdr.csum_data)
 258 #define M_AGE_SUB(m,adj)        (m->m_pkthdr.csum_data -= adj)
 259
 260 /*
 261  * Store the sequence number.
 262  */
 263 #define M_SEQNO_SET(m, seqno) \
 264         ((m)->m_pkthdr.wlan_seqno = (seqno))
 265 #define M_SEQNO_GET(m)  ((m)->m_pkthdr.wlan_seqno)
 266
 267 #define MTAG_ABI_NET80211       1132948340      /* net80211 ABI */
 268
 269 struct ieee80211_cb {
 270         void    (*func)(struct ieee80211_node *, void *, int status);
 271         void    *arg;
 272 };
 273 #define NET80211_TAG_CALLBACK   0       /* xmit complete callback */
 274 int     ieee80211_add_callback(struct mbuf *m,
 275                 void (*func)(struct ieee80211_node *, void *, int), void *arg);
 276 void    ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
 277
 278 void    get_random_bytes(void *, size_t);
 279
 280 struct ieee80211com;
 281
 282 void    ieee80211_sysctl_attach(struct ieee80211com *);
 283 void    ieee80211_sysctl_detach(struct ieee80211com *);
 284 void    ieee80211_sysctl_vattach(struct ieee80211vap *);
 285 void    ieee80211_sysctl_vdetach(struct ieee80211vap *);
 286
 287 SYSCTL_DECL(_net_wlan);
 288 int     ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
 289
 290 void    ieee80211_load_module(const char *);
 291
 292 /*
 293  * A "policy module" is an adjunct module to net80211 that provides
 294  * functionality that typically includes policy decisions.  This
 295  * modularity enables extensibility and vendor-supplied functionality.
 296  */
 297 #define _IEEE80211_POLICY_MODULE(policy, name, version)                 \
 298 typedef void (*policy##_setup)(int);                                    \
 299 SET_DECLARE(policy##_set, policy##_setup);                              \
 300 static int                                                              \
 301 wlan_##name##_modevent(module_t mod, int type, void *unused)            \
 302 {                                                                       \
 303         policy##_setup * const *iter, f;                                \
 304         switch (type) {                                                 \
 305         case MOD_LOAD:                                                  \
 306                 SET_FOREACH(iter, policy##_set) {                       \
 307                         f = (void*) *iter;                              \
 308                         f(type);                                        \
 309                 }                                                       \
 310                 return 0;                                               \
 311         case MOD_UNLOAD:                                                \
 312                 if (nrefs) {                                            \
 313                         kprintf("wlan_##name: still in use (%u dynamic refs)\n",\
 314                                 nrefs);                                 \
 315                         return EBUSY;                                   \
 316                 }                                                       \
 317                 if (type == MOD_UNLOAD) {                               \
 318                         SET_FOREACH(iter, policy##_set) {               \
 319                                 f = (void*) *iter;                      \
 320                                 f(type);                                \
 321                         }                                               \
 322                 }                                                       \
 323                 return 0;                                               \
 324         }                                                               \
 325         return EINVAL;                                                  \
 326 }                                                                       \
 327 static moduledata_t name##_mod = {                                      \
 328         "wlan_" #name,                                                  \
 329         wlan_##name##_modevent,                                         \
 330         0                                                               \
 331 };                                                                      \
 332 DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
 333 MODULE_VERSION(wlan_##name, version);                                   \
 334 MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
 335
 336 /*
 337  * Crypto modules implement cipher support.
 338  */
 339 #define IEEE80211_CRYPTO_MODULE(name, version)                          \
 340 _IEEE80211_POLICY_MODULE(crypto, name, version);                        \
 341 static void                                                             \
 342 name##_modevent(int type)                                               \
 343 {                                                                       \
 344         if (type == MOD_LOAD)                                           \
 345                 ieee80211_crypto_register(&name);                       \
 346         else                                                            \
 347                 ieee80211_crypto_unregister(&name);                     \
 348 }                                                                       \
 349 TEXT_SET(crypto##_set, name##_modevent)
 350
 351 /*
 352  * Scanner modules provide scanning policy.
 353  */
 354 #define IEEE80211_SCANNER_MODULE(name, version)                         \
 355         _IEEE80211_POLICY_MODULE(scanner, name, version)
 356
 357 #define IEEE80211_SCANNER_ALG(name, alg, v)                             \
 358 static void                                                             \
 359 name##_modevent(int type)                                               \
 360 {                                                                       \
 361         if (type == MOD_LOAD)                                           \
 362                 ieee80211_scanner_register(alg, &v);                    \
 363         else                                                            \
 364                 ieee80211_scanner_unregister(alg, &v);                  \
 365 }                                                                       \
 366 TEXT_SET(scanner_set, name##_modevent);                                 \
 367
 368 /*
 369  * ACL modules implement acl policy.
 370  */
 371 #define IEEE80211_ACL_MODULE(name, alg, version)                        \
 372 _IEEE80211_POLICY_MODULE(acl, name, version);                           \
 373 static void                                                             \
 374 alg##_modevent(int type)                                                \
 375 {                                                                       \
 376         if (type == MOD_LOAD)                                           \
 377                 ieee80211_aclator_register(&alg);                       \
 378         else                                                            \
 379                 ieee80211_aclator_unregister(&alg);                     \
 380 }                                                                       \
 381 TEXT_SET(acl_set, alg##_modevent);                                      \
 382
 383 /*
 384  * Authenticator modules handle 802.1x/WPA authentication.
 385  */
 386 #define IEEE80211_AUTH_MODULE(name, version)                            \
 387         _IEEE80211_POLICY_MODULE(auth, name, version)
 388
 389 #define IEEE80211_AUTH_ALG(name, alg, v)                                \
 390 static void                                                             \
 391 name##_modevent(int type)                                               \
 392 {                                                                       \
 393         if (type == MOD_LOAD)                                           \
 394                 ieee80211_authenticator_register(alg, &v);              \
 395         else                                                            \
 396                 ieee80211_authenticator_unregister(alg);                \
 397 }                                                                       \
 398 TEXT_SET(auth_set, name##_modevent)
 399
 400 /*
 401  * Rate control modules provide tx rate control support.
 402  */
 403 #define IEEE80211_RATECTL_MODULE(alg, version)                          \
 404         _IEEE80211_POLICY_MODULE(ratectl, alg, version);                \
 405
 406 #define IEEE80211_RATECTL_ALG(name, alg, v)                             \
 407 static void                                                             \
 408 alg##_modevent(int type)                                                \
 409 {                                                                       \
 410         if (type == MOD_LOAD)                                           \
 411                 ieee80211_ratectl_register(alg, &v);                    \
 412         else                                                            \
 413                 ieee80211_ratectl_unregister(alg);                      \
 414 }                                                                       \
 415 TEXT_SET(ratectl##_set, alg##_modevent)
 416
 417 struct ieee80211req;
 418 typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
 419     struct ieee80211req *);
 420 SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
 421 #define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
 422
 423 typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
 424     struct ieee80211req *);
 425 SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
 426 #define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
 427 #endif /* _KERNEL */
 428
 429 /* XXX this stuff belongs elsewhere */
 430 /*
 431  * Message formats for messages from the net80211 layer to user
 432  * applications via the routing socket.  These messages are appended
 433  * to an if_announcemsghdr structure.
 434  */
 435 struct ieee80211_join_event {
 436         uint8_t         iev_addr[6];
 437 };
 438
 439 struct ieee80211_leave_event {
 440         uint8_t         iev_addr[6];
 441 };
 442
 443 struct ieee80211_replay_event {
 444         uint8_t         iev_src[6];     /* src MAC */
 445         uint8_t         iev_dst[6];     /* dst MAC */
 446         uint8_t         iev_cipher;     /* cipher type */
 447         uint8_t         iev_keyix;      /* key id/index */
 448         uint64_t        iev_keyrsc;     /* RSC from key */
 449         uint64_t        iev_rsc;        /* RSC from frame */
 450 };
 451
 452 struct ieee80211_michael_event {
 453         uint8_t         iev_src[6];     /* src MAC */
 454         uint8_t         iev_dst[6];     /* dst MAC */
 455         uint8_t         iev_cipher;     /* cipher type */
 456         uint8_t         iev_keyix;      /* key id/index */
 457 };
 458
 459 struct ieee80211_wds_event {
 460         uint8_t         iev_addr[6];
 461 };
 462
 463 struct ieee80211_csa_event {
 464         uint32_t        iev_flags;      /* channel flags */
 465         uint16_t        iev_freq;       /* setting in Mhz */
 466         uint8_t         iev_ieee;       /* IEEE channel number */
 467         uint8_t         iev_mode;       /* CSA mode */
 468         uint8_t         iev_count;      /* CSA count */
 469 };
 470
 471 struct ieee80211_cac_event {
 472         uint32_t        iev_flags;      /* channel flags */
 473         uint16_t        iev_freq;       /* setting in Mhz */
 474         uint8_t         iev_ieee;       /* IEEE channel number */
 475         /* XXX timestamp? */
 476         uint8_t         iev_type;       /* IEEE80211_NOTIFY_CAC_* */
 477 };
 478
 479 struct ieee80211_radar_event {
 480         uint32_t        iev_flags;      /* channel flags */
 481         uint16_t        iev_freq;       /* setting in Mhz */
 482         uint8_t         iev_ieee;       /* IEEE channel number */
 483         /* XXX timestamp? */
 484 };
 485
 486 struct ieee80211_auth_event {
 487         uint8_t         iev_addr[6];
 488 };
 489
 490 struct ieee80211_deauth_event {
 491         uint8_t         iev_addr[6];
 492 };
 493
 494 struct ieee80211_country_event {
 495         uint8_t         iev_addr[6];
 496         uint8_t         iev_cc[2];      /* ISO country code */
 497 };
 498
 499 struct ieee80211_radio_event {
 500         uint8_t         iev_state;      /* 1 on, 0 off */
 501 };
 502
 503 #define RTM_IEEE80211_ASSOC     100     /* station associate (bss mode) */
 504 #define RTM_IEEE80211_REASSOC   101     /* station re-associate (bss mode) */
 505 #define RTM_IEEE80211_DISASSOC  102     /* station disassociate (bss mode) */
 506 #define RTM_IEEE80211_JOIN      103     /* station join (ap mode) */
 507 #define RTM_IEEE80211_LEAVE     104     /* station leave (ap mode) */
 508 #define RTM_IEEE80211_SCAN      105     /* scan complete, results available */
 509 #define RTM_IEEE80211_REPLAY    106     /* sequence counter replay detected */
 510 #define RTM_IEEE80211_MICHAEL   107     /* Michael MIC failure detected */
 511 #define RTM_IEEE80211_REJOIN    108     /* station re-associate (ap mode) */
 512 #define RTM_IEEE80211_WDS       109     /* WDS discovery (ap mode) */
 513 #define RTM_IEEE80211_CSA       110     /* Channel Switch Announcement event */
 514 #define RTM_IEEE80211_RADAR     111     /* radar event */
 515 #define RTM_IEEE80211_CAC       112     /* Channel Availability Check event */
 516 #define RTM_IEEE80211_DEAUTH    113     /* station deauthenticate */
 517 #define RTM_IEEE80211_AUTH      114     /* station authenticate (ap mode) */
 518 #define RTM_IEEE80211_COUNTRY   115     /* discovered country code (sta mode) */
 519 #define RTM_IEEE80211_RADIO     116     /* RF kill switch state change */
 520
 521 /*
 522  * Structure prepended to raw packets sent through the bpf
 523  * interface when set to DLT_IEEE802_11_RADIO.  This allows
 524  * user applications to specify pretty much everything in
 525  * an Atheros tx descriptor.  XXX need to generalize.
 526  *
 527  * XXX cannot be more than 14 bytes as it is copied to a sockaddr's
 528  * XXX sa_data area.
 529  */
 530 struct ieee80211_bpf_params {
 531         uint8_t         ibp_vers;       /* version */
 532 #define IEEE80211_BPF_VERSION   0
 533         uint8_t         ibp_len;        /* header length in bytes */
 534         uint8_t         ibp_flags;
 535 #define IEEE80211_BPF_SHORTPRE  0x01    /* tx with short preamble */
 536 #define IEEE80211_BPF_NOACK     0x02    /* tx with no ack */
 537 #define IEEE80211_BPF_CRYPTO    0x04    /* tx with h/w encryption */
 538 #define IEEE80211_BPF_FCS       0x10    /* frame incldues FCS */
 539 #define IEEE80211_BPF_DATAPAD   0x20    /* frame includes data padding */
 540 #define IEEE80211_BPF_RTS       0x40    /* tx with RTS/CTS */
 541 #define IEEE80211_BPF_CTS       0x80    /* tx with CTS only */
 542         uint8_t         ibp_pri;        /* WME/WMM AC+tx antenna */
 543         uint8_t         ibp_try0;       /* series 1 try count */
 544         uint8_t         ibp_rate0;      /* series 1 IEEE tx rate */
 545         uint8_t         ibp_power;      /* tx power (device units) */
 546         uint8_t         ibp_ctsrate;    /* IEEE tx rate for CTS */
 547         uint8_t         ibp_try1;       /* series 2 try count */
 548         uint8_t         ibp_rate1;      /* series 2 IEEE tx rate */
 549         uint8_t         ibp_try2;       /* series 3 try count */
 550         uint8_t         ibp_rate2;      /* series 3 IEEE tx rate */
 551         uint8_t         ibp_try3;       /* series 4 try count */
 552         uint8_t         ibp_rate3;      /* series 4 IEEE tx rate */
 553 };
 554 #endif /* _NET80211_IEEE80211_DRAGONFLY_H_ */