ieee80211_freebsd.h revision 248069
1138568Ssam/*- 2178354Ssam * Copyright (c) 2003-2008 Sam Leffler, Errno Consulting 3138568Ssam * All rights reserved. 4138568Ssam * 5138568Ssam * Redistribution and use in source and binary forms, with or without 6138568Ssam * modification, are permitted provided that the following conditions 7138568Ssam * are met: 8138568Ssam * 1. Redistributions of source code must retain the above copyright 9138568Ssam * notice, this list of conditions and the following disclaimer. 10138568Ssam * 2. Redistributions in binary form must reproduce the above copyright 11138568Ssam * notice, this list of conditions and the following disclaimer in the 12138568Ssam * documentation and/or other materials provided with the distribution. 13138568Ssam * 14138568Ssam * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15138568Ssam * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16138568Ssam * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17138568Ssam * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 18138568Ssam * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 19138568Ssam * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 20138568Ssam * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 21138568Ssam * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22138568Ssam * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23138568Ssam * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24138568Ssam * 25138568Ssam * $FreeBSD: head/sys/net80211/ieee80211_freebsd.h 248069 2013-03-08 20:23:55Z adrian $ 26138568Ssam */ 27138568Ssam#ifndef _NET80211_IEEE80211_FREEBSD_H_ 28138568Ssam#define _NET80211_IEEE80211_FREEBSD_H_ 29138568Ssam 30165911Ssam#ifdef _KERNEL 31178354Ssam#include <sys/param.h> 32178354Ssam#include <sys/lock.h> 33178354Ssam#include <sys/mutex.h> 34178354Ssam#include <sys/rwlock.h> 35192473Ssam#include <sys/sysctl.h> 36191746Sthompsa#include <sys/taskqueue.h> 37178354Ssam 38138568Ssam/* 39170530Ssam * Common state locking definitions. 40170530Ssam */ 41179388Ssamtypedef struct { 42179388Ssam char name[16]; /* e.g. "ath0_com_lock" */ 43179388Ssam struct mtx mtx; 44179388Ssam} ieee80211_com_lock_t; 45179388Ssam#define IEEE80211_LOCK_INIT(_ic, _name) do { \ 46179388Ssam ieee80211_com_lock_t *cl = &(_ic)->ic_comlock; \ 47179388Ssam snprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name); \ 48179388Ssam mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF | MTX_RECURSE); \ 49179388Ssam} while (0) 50179388Ssam#define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.mtx) 51179388Ssam#define IEEE80211_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_LOCK_OBJ(_ic)) 52179388Ssam#define IEEE80211_LOCK(_ic) mtx_lock(IEEE80211_LOCK_OBJ(_ic)) 53179388Ssam#define IEEE80211_UNLOCK(_ic) mtx_unlock(IEEE80211_LOCK_OBJ(_ic)) 54170530Ssam#define IEEE80211_LOCK_ASSERT(_ic) \ 55179388Ssam mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_OWNED) 56243532Sadrian#define IEEE80211_UNLOCK_ASSERT(_ic) \ 57243532Sadrian mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_NOTOWNED) 58170530Ssam 59170530Ssam/* 60248069Sadrian * Transmit lock. 61248069Sadrian * 62248069Sadrian * This is a (mostly) temporary lock designed to serialise all of the 63248069Sadrian * transmission operations throughout the stack. 64248069Sadrian */ 65248069Sadriantypedef struct { 66248069Sadrian char name[16]; /* e.g. "ath0_com_lock" */ 67248069Sadrian struct mtx mtx; 68248069Sadrian} ieee80211_tx_lock_t; 69248069Sadrian#define IEEE80211_TX_LOCK_INIT(_ic, _name) do { \ 70248069Sadrian ieee80211_tx_lock_t *cl = &(_ic)->ic_txlock; \ 71248069Sadrian snprintf(cl->name, sizeof(cl->name), "%s_tx_lock", _name); \ 72248069Sadrian mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF); \ 73248069Sadrian} while (0) 74248069Sadrian#define IEEE80211_TX_LOCK_OBJ(_ic) (&(_ic)->ic_txlock.mtx) 75248069Sadrian#define IEEE80211_TX_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_TX_LOCK_OBJ(_ic)) 76248069Sadrian#define IEEE80211_TX_LOCK(_ic) mtx_lock(IEEE80211_TX_LOCK_OBJ(_ic)) 77248069Sadrian#define IEEE80211_TX_UNLOCK(_ic) mtx_unlock(IEEE80211_TX_LOCK_OBJ(_ic)) 78248069Sadrian#define IEEE80211_TX_LOCK_ASSERT(_ic) \ 79248069Sadrian mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_OWNED) 80248069Sadrian#define IEEE80211_TX_UNLOCK_ASSERT(_ic) \ 81248069Sadrian mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_NOTOWNED) 82248069Sadrian 83248069Sadrian/* 84138568Ssam * Node locking definitions. 85138568Ssam */ 86178354Ssamtypedef struct { 87178354Ssam char name[16]; /* e.g. "ath0_node_lock" */ 88178354Ssam struct mtx mtx; 89178354Ssam} ieee80211_node_lock_t; 90178354Ssam#define IEEE80211_NODE_LOCK_INIT(_nt, _name) do { \ 91178354Ssam ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock; \ 92178354Ssam snprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name); \ 93179388Ssam mtx_init(&nl->mtx, nl->name, NULL, MTX_DEF | MTX_RECURSE); \ 94178354Ssam} while (0) 95179388Ssam#define IEEE80211_NODE_LOCK_OBJ(_nt) (&(_nt)->nt_nodelock.mtx) 96178354Ssam#define IEEE80211_NODE_LOCK_DESTROY(_nt) \ 97179388Ssam mtx_destroy(IEEE80211_NODE_LOCK_OBJ(_nt)) 98178354Ssam#define IEEE80211_NODE_LOCK(_nt) \ 99179388Ssam mtx_lock(IEEE80211_NODE_LOCK_OBJ(_nt)) 100178354Ssam#define IEEE80211_NODE_IS_LOCKED(_nt) \ 101179388Ssam mtx_owned(IEEE80211_NODE_LOCK_OBJ(_nt)) 102178354Ssam#define IEEE80211_NODE_UNLOCK(_nt) \ 103179388Ssam mtx_unlock(IEEE80211_NODE_LOCK_OBJ(_nt)) 104178354Ssam#define IEEE80211_NODE_LOCK_ASSERT(_nt) \ 105179388Ssam mtx_assert(IEEE80211_NODE_LOCK_OBJ(_nt), MA_OWNED) 106138568Ssam 107138568Ssam/* 108178354Ssam * Node table iteration locking definitions; this protects the 109178354Ssam * scan generation # used to iterate over the station table 110178354Ssam * while grabbing+releasing the node lock. 111138568Ssam */ 112178354Ssamtypedef struct { 113178354Ssam char name[16]; /* e.g. "ath0_scan_lock" */ 114178354Ssam struct mtx mtx; 115178354Ssam} ieee80211_scan_lock_t; 116178354Ssam#define IEEE80211_NODE_ITERATE_LOCK_INIT(_nt, _name) do { \ 117178354Ssam ieee80211_scan_lock_t *sl = &(_nt)->nt_scanlock; \ 118178354Ssam snprintf(sl->name, sizeof(sl->name), "%s_scan_lock", _name); \ 119179388Ssam mtx_init(&sl->mtx, sl->name, NULL, MTX_DEF); \ 120178354Ssam} while (0) 121179388Ssam#define IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt) (&(_nt)->nt_scanlock.mtx) 122178354Ssam#define IEEE80211_NODE_ITERATE_LOCK_DESTROY(_nt) \ 123179388Ssam mtx_destroy(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt)) 124178354Ssam#define IEEE80211_NODE_ITERATE_LOCK(_nt) \ 125179388Ssam mtx_lock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt)) 126178354Ssam#define IEEE80211_NODE_ITERATE_UNLOCK(_nt) \ 127179388Ssam mtx_unlock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt)) 128138568Ssam 129138568Ssam/* 130184288Ssam * Power-save queue definitions. 131138568Ssam */ 132184288Ssamtypedef struct mtx ieee80211_psq_lock_t; 133184288Ssam#define IEEE80211_PSQ_INIT(_psq, _name) \ 134195379Ssam mtx_init(&(_psq)->psq_lock, _name, "802.11 ps q", MTX_DEF) 135184288Ssam#define IEEE80211_PSQ_DESTROY(_psq) mtx_destroy(&(_psq)->psq_lock) 136184288Ssam#define IEEE80211_PSQ_LOCK(_psq) mtx_lock(&(_psq)->psq_lock) 137184288Ssam#define IEEE80211_PSQ_UNLOCK(_psq) mtx_unlock(&(_psq)->psq_lock) 138138568Ssam 139167284Ssam#ifndef IF_PREPEND_LIST 140167284Ssam#define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \ 141167284Ssam (mtail)->m_nextpkt = (ifq)->ifq_head; \ 142167284Ssam if ((ifq)->ifq_tail == NULL) \ 143167284Ssam (ifq)->ifq_tail = (mtail); \ 144167284Ssam (ifq)->ifq_head = (mhead); \ 145167284Ssam (ifq)->ifq_len += (mcount); \ 146167284Ssam} while (0) 147167284Ssam#define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \ 148167284Ssam IF_LOCK(ifq); \ 149167284Ssam _IF_PREPEND_LIST(ifq, mhead, mtail, mcount); \ 150167284Ssam IF_UNLOCK(ifq); \ 151167284Ssam} while (0) 152167284Ssam#endif /* IF_PREPEND_LIST */ 153195379Ssam 154195379Ssam/* 155195379Ssam * Age queue definitions. 156195379Ssam */ 157195379Ssamtypedef struct mtx ieee80211_ageq_lock_t; 158195379Ssam#define IEEE80211_AGEQ_INIT(_aq, _name) \ 159195379Ssam mtx_init(&(_aq)->aq_lock, _name, "802.11 age q", MTX_DEF) 160195379Ssam#define IEEE80211_AGEQ_DESTROY(_aq) mtx_destroy(&(_aq)->aq_lock) 161195379Ssam#define IEEE80211_AGEQ_LOCK(_aq) mtx_lock(&(_aq)->aq_lock) 162195379Ssam#define IEEE80211_AGEQ_UNLOCK(_aq) mtx_unlock(&(_aq)->aq_lock) 163167284Ssam 164138568Ssam/* 165138568Ssam * 802.1x MAC ACL database locking definitions. 166138568Ssam */ 167138568Ssamtypedef struct mtx acl_lock_t; 168138568Ssam#define ACL_LOCK_INIT(_as, _name) \ 169138568Ssam mtx_init(&(_as)->as_lock, _name, "802.11 ACL", MTX_DEF) 170138568Ssam#define ACL_LOCK_DESTROY(_as) mtx_destroy(&(_as)->as_lock) 171138568Ssam#define ACL_LOCK(_as) mtx_lock(&(_as)->as_lock) 172138568Ssam#define ACL_UNLOCK(_as) mtx_unlock(&(_as)->as_lock) 173138568Ssam#define ACL_LOCK_ASSERT(_as) \ 174138568Ssam mtx_assert((&(_as)->as_lock), MA_OWNED) 175138568Ssam 176138568Ssam/* 177206617Srpaulo * Scan table definitions. 178206617Srpaulo */ 179206617Srpaulotypedef struct mtx ieee80211_scan_table_lock_t; 180206617Srpaulo#define IEEE80211_SCAN_TABLE_LOCK_INIT(_st, _name) \ 181206617Srpaulo mtx_init(&(_st)->st_lock, _name, "802.11 scan table", MTX_DEF) 182206617Srpaulo#define IEEE80211_SCAN_TABLE_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_lock) 183206617Srpaulo#define IEEE80211_SCAN_TABLE_LOCK(_st) mtx_lock(&(_st)->st_lock) 184206617Srpaulo#define IEEE80211_SCAN_TABLE_UNLOCK(_st) mtx_unlock(&(_st)->st_lock) 185206617Srpaulo 186206617Srpaulo/* 187138568Ssam * Node reference counting definitions. 188138568Ssam * 189138568Ssam * ieee80211_node_initref initialize the reference count to 1 190138568Ssam * ieee80211_node_incref add a reference 191138568Ssam * ieee80211_node_decref remove a reference 192138568Ssam * ieee80211_node_dectestref remove a reference and return 1 if this 193138568Ssam * is the last reference, otherwise 0 194138568Ssam * ieee80211_node_refcnt reference count for printing (only) 195138568Ssam */ 196138568Ssam#include <machine/atomic.h> 197138568Ssam 198138568Ssam#define ieee80211_node_initref(_ni) \ 199138568Ssam do { ((_ni)->ni_refcnt = 1); } while (0) 200138568Ssam#define ieee80211_node_incref(_ni) \ 201138568Ssam atomic_add_int(&(_ni)->ni_refcnt, 1) 202138568Ssam#define ieee80211_node_decref(_ni) \ 203138568Ssam atomic_subtract_int(&(_ni)->ni_refcnt, 1) 204138568Ssamstruct ieee80211_node; 205144618Ssamint ieee80211_node_dectestref(struct ieee80211_node *ni); 206138568Ssam#define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt 207138568Ssam 208165904Ssamstruct ifqueue; 209178354Ssamstruct ieee80211vap; 210165894Ssamvoid ieee80211_drain_ifq(struct ifqueue *); 211178354Ssamvoid ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *); 212165894Ssam 213178354Ssamvoid ieee80211_vap_destroy(struct ieee80211vap *); 214178354Ssam 215178354Ssam#define IFNET_IS_UP_RUNNING(_ifp) \ 216178354Ssam (((_ifp)->if_flags & IFF_UP) && \ 217178354Ssam ((_ifp)->if_drv_flags & IFF_DRV_RUNNING)) 218178354Ssam 219171022Ssam#define msecs_to_ticks(ms) (((ms)*hz)/1000) 220178354Ssam#define ticks_to_msecs(t) (1000*(t) / hz) 221178354Ssam#define ticks_to_secs(t) ((t) / hz) 222170530Ssam#define time_after(a,b) ((long)(b) - (long)(a) < 0) 223170530Ssam#define time_before(a,b) time_after(b,a) 224170530Ssam#define time_after_eq(a,b) ((long)(a) - (long)(b) >= 0) 225170530Ssam#define time_before_eq(a,b) time_after_eq(b,a) 226170530Ssam 227170530Ssamstruct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen); 228172054Ssam 229170530Ssam/* tx path usage */ 230184286Ssam#define M_ENCAP M_PROTO1 /* 802.11 encap done */ 231178354Ssam#define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */ 232138568Ssam#define M_PWR_SAV M_PROTO4 /* bypass PS handling */ 233147789Ssam#define M_MORE_DATA M_PROTO5 /* more data frames to follow */ 234178354Ssam#define M_FF M_PROTO6 /* fast frame */ 235178354Ssam#define M_TXCB M_PROTO7 /* do tx complete callback */ 236183247Ssam#define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */ 237178354Ssam#define M_80211_TX \ 238190672Ssam (M_FRAG|M_FIRSTFRAG|M_LASTFRAG|M_ENCAP|M_EAPOL|M_PWR_SAV|\ 239188554Ssam M_MORE_DATA|M_FF|M_TXCB|M_AMPDU_MPDU) 240172054Ssam 241170530Ssam/* rx path usage */ 242183247Ssam#define M_AMPDU M_PROTO1 /* A-MPDU subframe */ 243172054Ssam#define M_WEP M_PROTO2 /* WEP done by hardware */ 244183247Ssam#if 0 245183247Ssam#define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */ 246183247Ssam#endif 247183247Ssam#define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU) 248195618Srpaulo 249195618Srpaulo#define IEEE80211_MBUF_TX_FLAG_BITS \ 250195618Srpaulo "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_ENCAP\6M_WEP\7M_EAPOL" \ 251195618Srpaulo "\10M_PWR_SAV\11M_MORE_DATA\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \ 252195618Srpaulo "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \ 253195618Srpaulo "\23M_NOFREE\24M_FF\25M_TXCB\26M_AMPDU_MPDU\27M_FLOWID" 254195618Srpaulo 255195618Srpaulo#define IEEE80211_MBUF_RX_FLAG_BITS \ 256195618Srpaulo "\20\1M_EXT\2M_PKTHDR\3M_EOR\4M_RDONLY\5M_AMPDU\6M_WEP\7M_PROTO3" \ 257195618Srpaulo "\10M_PROTO4\11M_PROTO5\12M_BCAST\13M_MCAST\14M_FRAG\15M_FIRSTFRAG" \ 258195618Srpaulo "\16M_LASTFRAG\17M_SKIP_FIREWALL\20M_FREELIST\21M_VLANTAG\22M_PROMISC" \ 259195618Srpaulo "\23M_NOFREE\24M_PROTO6\25M_PROTO7\26M_AMPDU_MPDU\27M_FLOWID" 260195618Srpaulo 261138568Ssam/* 262178354Ssam * Store WME access control bits in the vlan tag. 263178354Ssam * This is safe since it's done after the packet is classified 264178354Ssam * (where we use any previous tag) and because it's passed 265178354Ssam * directly in to the driver and there's no chance someone 266178354Ssam * else will clobber them on us. 267138568Ssam */ 268138568Ssam#define M_WME_SETAC(m, ac) \ 269178354Ssam ((m)->m_pkthdr.ether_vtag = (ac)) 270178354Ssam#define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vtag) 271138568Ssam 272138568Ssam/* 273138568Ssam * Mbufs on the power save queue are tagged with an age and 274138568Ssam * timed out. We reuse the hardware checksum field in the 275138568Ssam * mbuf packet header to store this data. 276138568Ssam */ 277138568Ssam#define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v) 278138568Ssam#define M_AGE_GET(m) (m->m_pkthdr.csum_data) 279138568Ssam#define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj) 280138568Ssam 281191571Ssam/* 282191571Ssam * Store the sequence number. 283191571Ssam */ 284191571Ssam#define M_SEQNO_SET(m, seqno) \ 285191571Ssam ((m)->m_pkthdr.tso_segsz = (seqno)) 286191571Ssam#define M_SEQNO_GET(m) ((m)->m_pkthdr.tso_segsz) 287191571Ssam 288170530Ssam#define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */ 289170530Ssam 290170530Ssamstruct ieee80211_cb { 291170530Ssam void (*func)(struct ieee80211_node *, void *, int status); 292170530Ssam void *arg; 293170530Ssam}; 294170530Ssam#define NET80211_TAG_CALLBACK 0 /* xmit complete callback */ 295170530Ssamint ieee80211_add_callback(struct mbuf *m, 296170530Ssam void (*func)(struct ieee80211_node *, void *, int), void *arg); 297170530Ssamvoid ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int); 298170530Ssam 299248069Sadrianstruct ieee80211com; 300248069Sadrianint ieee80211_parent_transmit(struct ieee80211com *, struct mbuf *); 301248069Sadrianint ieee80211_vap_transmit(struct ieee80211vap *, struct mbuf *); 302248069Sadrian 303144618Ssamvoid get_random_bytes(void *, size_t); 304138568Ssam 305138568Ssamvoid ieee80211_sysctl_attach(struct ieee80211com *); 306138568Ssamvoid ieee80211_sysctl_detach(struct ieee80211com *); 307178354Ssamvoid ieee80211_sysctl_vattach(struct ieee80211vap *); 308178354Ssamvoid ieee80211_sysctl_vdetach(struct ieee80211vap *); 309138568Ssam 310192473SsamSYSCTL_DECL(_net_wlan); 311192473Ssamint ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS); 312192473Ssam 313138568Ssamvoid ieee80211_load_module(const char *); 314170530Ssam 315178354Ssam/* 316178354Ssam * A "policy module" is an adjunct module to net80211 that provides 317178354Ssam * functionality that typically includes policy decisions. This 318178354Ssam * modularity enables extensibility and vendor-supplied functionality. 319178354Ssam */ 320178354Ssam#define _IEEE80211_POLICY_MODULE(policy, name, version) \ 321178354Ssamtypedef void (*policy##_setup)(int); \ 322178354SsamSET_DECLARE(policy##_set, policy##_setup); \ 323170530Ssamstatic int \ 324178354Ssamwlan_##name##_modevent(module_t mod, int type, void *unused) \ 325170530Ssam{ \ 326178354Ssam policy##_setup * const *iter, f; \ 327170530Ssam switch (type) { \ 328170530Ssam case MOD_LOAD: \ 329178354Ssam SET_FOREACH(iter, policy##_set) { \ 330178354Ssam f = (void*) *iter; \ 331178354Ssam f(type); \ 332178354Ssam } \ 333170530Ssam return 0; \ 334170530Ssam case MOD_UNLOAD: \ 335170530Ssam case MOD_QUIESCE: \ 336170530Ssam if (nrefs) { \ 337170530Ssam printf("wlan_##name: still in use (%u dynamic refs)\n",\ 338170530Ssam nrefs); \ 339170530Ssam return EBUSY; \ 340170530Ssam } \ 341178354Ssam if (type == MOD_UNLOAD) { \ 342178354Ssam SET_FOREACH(iter, policy##_set) { \ 343178354Ssam f = (void*) *iter; \ 344178354Ssam f(type); \ 345178354Ssam } \ 346178354Ssam } \ 347170530Ssam return 0; \ 348170530Ssam } \ 349170530Ssam return EINVAL; \ 350170530Ssam} \ 351170530Ssamstatic moduledata_t name##_mod = { \ 352170530Ssam "wlan_" #name, \ 353178354Ssam wlan_##name##_modevent, \ 354241394Skevlo 0 \ 355170530Ssam}; \ 356170530SsamDECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\ 357170530SsamMODULE_VERSION(wlan_##name, version); \ 358170530SsamMODULE_DEPEND(wlan_##name, wlan, 1, 1, 1) 359178354Ssam 360178354Ssam/* 361178354Ssam * Crypto modules implement cipher support. 362178354Ssam */ 363178354Ssam#define IEEE80211_CRYPTO_MODULE(name, version) \ 364178354Ssam_IEEE80211_POLICY_MODULE(crypto, name, version); \ 365178354Ssamstatic void \ 366178354Ssamname##_modevent(int type) \ 367178354Ssam{ \ 368178354Ssam if (type == MOD_LOAD) \ 369178354Ssam ieee80211_crypto_register(&name); \ 370178354Ssam else \ 371178354Ssam ieee80211_crypto_unregister(&name); \ 372178354Ssam} \ 373178354SsamTEXT_SET(crypto##_set, name##_modevent) 374178354Ssam 375178354Ssam/* 376178354Ssam * Scanner modules provide scanning policy. 377178354Ssam */ 378178354Ssam#define IEEE80211_SCANNER_MODULE(name, version) \ 379178354Ssam _IEEE80211_POLICY_MODULE(scanner, name, version) 380178354Ssam 381178354Ssam#define IEEE80211_SCANNER_ALG(name, alg, v) \ 382178354Ssamstatic void \ 383178354Ssamname##_modevent(int type) \ 384178354Ssam{ \ 385178354Ssam if (type == MOD_LOAD) \ 386178354Ssam ieee80211_scanner_register(alg, &v); \ 387178354Ssam else \ 388178354Ssam ieee80211_scanner_unregister(alg, &v); \ 389178354Ssam} \ 390178354SsamTEXT_SET(scanner_set, name##_modevent); \ 391178354Ssam 392178354Ssam/* 393178354Ssam * ACL modules implement acl policy. 394178354Ssam */ 395178354Ssam#define IEEE80211_ACL_MODULE(name, alg, version) \ 396178354Ssam_IEEE80211_POLICY_MODULE(acl, name, version); \ 397178354Ssamstatic void \ 398178354Ssamalg##_modevent(int type) \ 399178354Ssam{ \ 400178354Ssam if (type == MOD_LOAD) \ 401178354Ssam ieee80211_aclator_register(&alg); \ 402178354Ssam else \ 403178354Ssam ieee80211_aclator_unregister(&alg); \ 404178354Ssam} \ 405178354SsamTEXT_SET(acl_set, alg##_modevent); \ 406178354Ssam 407178354Ssam/* 408178354Ssam * Authenticator modules handle 802.1x/WPA authentication. 409178354Ssam */ 410178354Ssam#define IEEE80211_AUTH_MODULE(name, version) \ 411178354Ssam _IEEE80211_POLICY_MODULE(auth, name, version) 412178354Ssam 413178354Ssam#define IEEE80211_AUTH_ALG(name, alg, v) \ 414178354Ssamstatic void \ 415178354Ssamname##_modevent(int type) \ 416178354Ssam{ \ 417178354Ssam if (type == MOD_LOAD) \ 418178354Ssam ieee80211_authenticator_register(alg, &v); \ 419178354Ssam else \ 420178354Ssam ieee80211_authenticator_unregister(alg); \ 421178354Ssam} \ 422178354SsamTEXT_SET(auth_set, name##_modevent) 423178354Ssam 424178354Ssam/* 425178354Ssam * Rate control modules provide tx rate control support. 426178354Ssam */ 427206358Srpaulo#define IEEE80211_RATECTL_MODULE(alg, version) \ 428206358Srpaulo _IEEE80211_POLICY_MODULE(ratectl, alg, version); \ 429206358Srpaulo 430206358Srpaulo#define IEEE80211_RATECTL_ALG(name, alg, v) \ 431178354Ssamstatic void \ 432178354Ssamalg##_modevent(int type) \ 433178354Ssam{ \ 434206358Srpaulo if (type == MOD_LOAD) \ 435206358Srpaulo ieee80211_ratectl_register(alg, &v); \ 436206358Srpaulo else \ 437206358Srpaulo ieee80211_ratectl_unregister(alg); \ 438178354Ssam} \ 439206358SrpauloTEXT_SET(ratectl##_set, alg##_modevent) 440138568Ssam 441190384Ssamstruct ieee80211req; 442190384Ssamtypedef int ieee80211_ioctl_getfunc(struct ieee80211vap *, 443190384Ssam struct ieee80211req *); 444190384SsamSET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc); 445190384Ssam#define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get) 446190384Ssam 447190384Ssamtypedef int ieee80211_ioctl_setfunc(struct ieee80211vap *, 448190384Ssam struct ieee80211req *); 449190384SsamSET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc); 450190384Ssam#define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set) 451190394Ssam#endif /* _KERNEL */ 452190384Ssam 453138568Ssam/* XXX this stuff belongs elsewhere */ 454138568Ssam/* 455138568Ssam * Message formats for messages from the net80211 layer to user 456138568Ssam * applications via the routing socket. These messages are appended 457138568Ssam * to an if_announcemsghdr structure. 458138568Ssam */ 459138568Ssamstruct ieee80211_join_event { 460138568Ssam uint8_t iev_addr[6]; 461138568Ssam}; 462138568Ssam 463138568Ssamstruct ieee80211_leave_event { 464138568Ssam uint8_t iev_addr[6]; 465138568Ssam}; 466138568Ssam 467138568Ssamstruct ieee80211_replay_event { 468138568Ssam uint8_t iev_src[6]; /* src MAC */ 469138568Ssam uint8_t iev_dst[6]; /* dst MAC */ 470138568Ssam uint8_t iev_cipher; /* cipher type */ 471138568Ssam uint8_t iev_keyix; /* key id/index */ 472138568Ssam uint64_t iev_keyrsc; /* RSC from key */ 473138568Ssam uint64_t iev_rsc; /* RSC from frame */ 474138568Ssam}; 475138568Ssam 476138568Ssamstruct ieee80211_michael_event { 477138568Ssam uint8_t iev_src[6]; /* src MAC */ 478138568Ssam uint8_t iev_dst[6]; /* dst MAC */ 479138568Ssam uint8_t iev_cipher; /* cipher type */ 480138568Ssam uint8_t iev_keyix; /* key id/index */ 481138568Ssam}; 482138568Ssam 483178354Ssamstruct ieee80211_wds_event { 484178354Ssam uint8_t iev_addr[6]; 485178354Ssam}; 486178354Ssam 487178354Ssamstruct ieee80211_csa_event { 488178354Ssam uint32_t iev_flags; /* channel flags */ 489178354Ssam uint16_t iev_freq; /* setting in Mhz */ 490178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 491178354Ssam uint8_t iev_mode; /* CSA mode */ 492178354Ssam uint8_t iev_count; /* CSA count */ 493178354Ssam}; 494178354Ssam 495178354Ssamstruct ieee80211_cac_event { 496178354Ssam uint32_t iev_flags; /* channel flags */ 497178354Ssam uint16_t iev_freq; /* setting in Mhz */ 498178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 499178354Ssam /* XXX timestamp? */ 500178354Ssam uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */ 501178354Ssam}; 502178354Ssam 503178354Ssamstruct ieee80211_radar_event { 504178354Ssam uint32_t iev_flags; /* channel flags */ 505178354Ssam uint16_t iev_freq; /* setting in Mhz */ 506178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 507178354Ssam /* XXX timestamp? */ 508178354Ssam}; 509178354Ssam 510178354Ssamstruct ieee80211_auth_event { 511178354Ssam uint8_t iev_addr[6]; 512178354Ssam}; 513178354Ssam 514178354Ssamstruct ieee80211_deauth_event { 515178354Ssam uint8_t iev_addr[6]; 516178354Ssam}; 517178354Ssam 518178354Ssamstruct ieee80211_country_event { 519178354Ssam uint8_t iev_addr[6]; 520178354Ssam uint8_t iev_cc[2]; /* ISO country code */ 521178354Ssam}; 522178354Ssam 523178354Ssamstruct ieee80211_radio_event { 524178354Ssam uint8_t iev_state; /* 1 on, 0 off */ 525178354Ssam}; 526178354Ssam 527138568Ssam#define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */ 528138568Ssam#define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */ 529138568Ssam#define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */ 530138568Ssam#define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */ 531138568Ssam#define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */ 532138568Ssam#define RTM_IEEE80211_SCAN 105 /* scan complete, results available */ 533138568Ssam#define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */ 534138568Ssam#define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */ 535144302Ssam#define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */ 536178354Ssam#define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */ 537178354Ssam#define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */ 538178354Ssam#define RTM_IEEE80211_RADAR 111 /* radar event */ 539178354Ssam#define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */ 540178354Ssam#define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */ 541178354Ssam#define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */ 542178354Ssam#define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */ 543178354Ssam#define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */ 544138568Ssam 545160690Ssam/* 546160690Ssam * Structure prepended to raw packets sent through the bpf 547160690Ssam * interface when set to DLT_IEEE802_11_RADIO. This allows 548160690Ssam * user applications to specify pretty much everything in 549160690Ssam * an Atheros tx descriptor. XXX need to generalize. 550160690Ssam * 551160690Ssam * XXX cannot be more than 14 bytes as it is copied to a sockaddr's 552160690Ssam * XXX sa_data area. 553160690Ssam */ 554160690Ssamstruct ieee80211_bpf_params { 555160690Ssam uint8_t ibp_vers; /* version */ 556160690Ssam#define IEEE80211_BPF_VERSION 0 557160690Ssam uint8_t ibp_len; /* header length in bytes */ 558160690Ssam uint8_t ibp_flags; 559160690Ssam#define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */ 560160690Ssam#define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */ 561160690Ssam#define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */ 562160690Ssam#define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */ 563160690Ssam#define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */ 564160690Ssam#define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */ 565160690Ssam#define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */ 566160690Ssam uint8_t ibp_pri; /* WME/WMM AC+tx antenna */ 567160690Ssam uint8_t ibp_try0; /* series 1 try count */ 568160690Ssam uint8_t ibp_rate0; /* series 1 IEEE tx rate */ 569160690Ssam uint8_t ibp_power; /* tx power (device units) */ 570160690Ssam uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */ 571160690Ssam uint8_t ibp_try1; /* series 2 try count */ 572160690Ssam uint8_t ibp_rate1; /* series 2 IEEE tx rate */ 573160690Ssam uint8_t ibp_try2; /* series 3 try count */ 574160690Ssam uint8_t ibp_rate2; /* series 3 IEEE tx rate */ 575160690Ssam uint8_t ibp_try3; /* series 4 try count */ 576160690Ssam uint8_t ibp_rate3; /* series 4 IEEE tx rate */ 577160690Ssam}; 578138568Ssam#endif /* _NET80211_IEEE80211_FREEBSD_H_ */ 579