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 * $FreeBSD$ 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 */ 237254640Sadrian 238254640Sadrian/* 239254640Sadrian * FreeBSD-HEAD from 1000046 retired M_*FRAG* flags and turned them 240254640Sadrian * into header flags instead. So, we use the new protocol-specific 241254640Sadrian * flags. 242254640Sadrian * 243254640Sadrian * Earlier FreeBSD versions overload M_FRAG, M_FIRSTFRAG and M_LASTFRAG. 244254640Sadrian * 245254640Sadrian * XXX TODO: rename these fields so there are no namespace clashes! 246254640Sadrian */ 247254640Sadrian#if __FreeBSD_version >= 1000046 248254526Sandre#define M_FRAG M_PROTO9 /* frame fragmentation */ 249254526Sandre#define M_FIRSTFRAG M_PROTO10 /* first frame fragment */ 250254526Sandre#define M_LASTFRAG M_PROTO11 /* last frame fragment */ 251254640Sadrian#endif 252254640Sadrian 253178354Ssam#define M_80211_TX \ 254254526Sandre (M_ENCAP|M_EAPOL|M_PWR_SAV|M_MORE_DATA|M_FF|M_TXCB| \ 255254526Sandre M_AMPDU_MPDU|M_FRAG|M_FIRSTFRAG|M_LASTFRAG) 256172054Ssam 257170530Ssam/* rx path usage */ 258183247Ssam#define M_AMPDU M_PROTO1 /* A-MPDU subframe */ 259172054Ssam#define M_WEP M_PROTO2 /* WEP done by hardware */ 260183247Ssam#if 0 261183247Ssam#define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */ 262183247Ssam#endif 263183247Ssam#define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU) 264195618Srpaulo 265254640Sadrian#if __FreeBSD_version >= 1000046 266195618Srpaulo#define IEEE80211_MBUF_TX_FLAG_BITS \ 267254527Sandre M_FLAG_BITS \ 268254527Sandre "\15M_ENCAP\17M_EAPOL\20M_PWR_SAV\21M_MORE_DATA\22M_FF\23M_TXCB" \ 269254527Sandre "\24M_AMPDU_MPDU\25M_FRAG\26M_FIRSTFRAG\27M_LASTFRAG" 270254640Sadrian#else 271254640Sadrian/* There aren't any flag bits available for versions before this */ 272254640Sadrian/* XXX TODO: implement M_FLAG_BITS for this! */ 273254640Sadrian#define IEEE80211_MBUF_TX_FLAG_BITS \ 274254640Sadrian "\15M_ENCAP\17M_EAPOL\20M_PWR_SAV\21M_MORE_DATA\22M_FF\23M_TXCB" \ 275254640Sadrian "\24M_AMPDU_MPDU" 276254640Sadrian#endif 277195618Srpaulo 278195618Srpaulo#define IEEE80211_MBUF_RX_FLAG_BITS \ 279254527Sandre M_FLAG_BITS \ 280254527Sandre "\15M_AMPDU\16M_WEP\24M_AMPDU_MPDU" 281195618Srpaulo 282138568Ssam/* 283178354Ssam * Store WME access control bits in the vlan tag. 284178354Ssam * This is safe since it's done after the packet is classified 285178354Ssam * (where we use any previous tag) and because it's passed 286178354Ssam * directly in to the driver and there's no chance someone 287178354Ssam * else will clobber them on us. 288138568Ssam */ 289138568Ssam#define M_WME_SETAC(m, ac) \ 290178354Ssam ((m)->m_pkthdr.ether_vtag = (ac)) 291178354Ssam#define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vtag) 292138568Ssam 293138568Ssam/* 294138568Ssam * Mbufs on the power save queue are tagged with an age and 295138568Ssam * timed out. We reuse the hardware checksum field in the 296138568Ssam * mbuf packet header to store this data. 297138568Ssam */ 298138568Ssam#define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v) 299138568Ssam#define M_AGE_GET(m) (m->m_pkthdr.csum_data) 300138568Ssam#define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj) 301138568Ssam 302191571Ssam/* 303191571Ssam * Store the sequence number. 304191571Ssam */ 305191571Ssam#define M_SEQNO_SET(m, seqno) \ 306191571Ssam ((m)->m_pkthdr.tso_segsz = (seqno)) 307191571Ssam#define M_SEQNO_GET(m) ((m)->m_pkthdr.tso_segsz) 308191571Ssam 309170530Ssam#define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */ 310170530Ssam 311170530Ssamstruct ieee80211_cb { 312170530Ssam void (*func)(struct ieee80211_node *, void *, int status); 313170530Ssam void *arg; 314170530Ssam}; 315170530Ssam#define NET80211_TAG_CALLBACK 0 /* xmit complete callback */ 316170530Ssamint ieee80211_add_callback(struct mbuf *m, 317170530Ssam void (*func)(struct ieee80211_node *, void *, int), void *arg); 318170530Ssamvoid ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int); 319170530Ssam 320248069Sadrianstruct ieee80211com; 321254082Sadrianint ieee80211_parent_xmitpkt(struct ieee80211com *, struct mbuf *); 322254082Sadrianint ieee80211_vap_xmitpkt(struct ieee80211vap *, struct mbuf *); 323248069Sadrian 324144618Ssamvoid get_random_bytes(void *, size_t); 325138568Ssam 326138568Ssamvoid ieee80211_sysctl_attach(struct ieee80211com *); 327138568Ssamvoid ieee80211_sysctl_detach(struct ieee80211com *); 328178354Ssamvoid ieee80211_sysctl_vattach(struct ieee80211vap *); 329178354Ssamvoid ieee80211_sysctl_vdetach(struct ieee80211vap *); 330138568Ssam 331192473SsamSYSCTL_DECL(_net_wlan); 332192473Ssamint ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS); 333192473Ssam 334138568Ssamvoid ieee80211_load_module(const char *); 335170530Ssam 336178354Ssam/* 337178354Ssam * A "policy module" is an adjunct module to net80211 that provides 338178354Ssam * functionality that typically includes policy decisions. This 339178354Ssam * modularity enables extensibility and vendor-supplied functionality. 340178354Ssam */ 341178354Ssam#define _IEEE80211_POLICY_MODULE(policy, name, version) \ 342178354Ssamtypedef void (*policy##_setup)(int); \ 343178354SsamSET_DECLARE(policy##_set, policy##_setup); \ 344170530Ssamstatic int \ 345178354Ssamwlan_##name##_modevent(module_t mod, int type, void *unused) \ 346170530Ssam{ \ 347178354Ssam policy##_setup * const *iter, f; \ 348170530Ssam switch (type) { \ 349170530Ssam case MOD_LOAD: \ 350178354Ssam SET_FOREACH(iter, policy##_set) { \ 351178354Ssam f = (void*) *iter; \ 352178354Ssam f(type); \ 353178354Ssam } \ 354170530Ssam return 0; \ 355170530Ssam case MOD_UNLOAD: \ 356170530Ssam case MOD_QUIESCE: \ 357170530Ssam if (nrefs) { \ 358170530Ssam printf("wlan_##name: still in use (%u dynamic refs)\n",\ 359170530Ssam nrefs); \ 360170530Ssam return EBUSY; \ 361170530Ssam } \ 362178354Ssam if (type == MOD_UNLOAD) { \ 363178354Ssam SET_FOREACH(iter, policy##_set) { \ 364178354Ssam f = (void*) *iter; \ 365178354Ssam f(type); \ 366178354Ssam } \ 367178354Ssam } \ 368170530Ssam return 0; \ 369170530Ssam } \ 370170530Ssam return EINVAL; \ 371170530Ssam} \ 372170530Ssamstatic moduledata_t name##_mod = { \ 373170530Ssam "wlan_" #name, \ 374178354Ssam wlan_##name##_modevent, \ 375241394Skevlo 0 \ 376170530Ssam}; \ 377170530SsamDECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\ 378170530SsamMODULE_VERSION(wlan_##name, version); \ 379170530SsamMODULE_DEPEND(wlan_##name, wlan, 1, 1, 1) 380178354Ssam 381178354Ssam/* 382178354Ssam * Crypto modules implement cipher support. 383178354Ssam */ 384178354Ssam#define IEEE80211_CRYPTO_MODULE(name, version) \ 385178354Ssam_IEEE80211_POLICY_MODULE(crypto, name, version); \ 386178354Ssamstatic void \ 387178354Ssamname##_modevent(int type) \ 388178354Ssam{ \ 389178354Ssam if (type == MOD_LOAD) \ 390178354Ssam ieee80211_crypto_register(&name); \ 391178354Ssam else \ 392178354Ssam ieee80211_crypto_unregister(&name); \ 393178354Ssam} \ 394178354SsamTEXT_SET(crypto##_set, name##_modevent) 395178354Ssam 396178354Ssam/* 397178354Ssam * Scanner modules provide scanning policy. 398178354Ssam */ 399178354Ssam#define IEEE80211_SCANNER_MODULE(name, version) \ 400178354Ssam _IEEE80211_POLICY_MODULE(scanner, name, version) 401178354Ssam 402178354Ssam#define IEEE80211_SCANNER_ALG(name, alg, v) \ 403178354Ssamstatic void \ 404178354Ssamname##_modevent(int type) \ 405178354Ssam{ \ 406178354Ssam if (type == MOD_LOAD) \ 407178354Ssam ieee80211_scanner_register(alg, &v); \ 408178354Ssam else \ 409178354Ssam ieee80211_scanner_unregister(alg, &v); \ 410178354Ssam} \ 411178354SsamTEXT_SET(scanner_set, name##_modevent); \ 412178354Ssam 413178354Ssam/* 414178354Ssam * ACL modules implement acl policy. 415178354Ssam */ 416178354Ssam#define IEEE80211_ACL_MODULE(name, alg, version) \ 417178354Ssam_IEEE80211_POLICY_MODULE(acl, name, version); \ 418178354Ssamstatic void \ 419178354Ssamalg##_modevent(int type) \ 420178354Ssam{ \ 421178354Ssam if (type == MOD_LOAD) \ 422178354Ssam ieee80211_aclator_register(&alg); \ 423178354Ssam else \ 424178354Ssam ieee80211_aclator_unregister(&alg); \ 425178354Ssam} \ 426178354SsamTEXT_SET(acl_set, alg##_modevent); \ 427178354Ssam 428178354Ssam/* 429178354Ssam * Authenticator modules handle 802.1x/WPA authentication. 430178354Ssam */ 431178354Ssam#define IEEE80211_AUTH_MODULE(name, version) \ 432178354Ssam _IEEE80211_POLICY_MODULE(auth, name, version) 433178354Ssam 434178354Ssam#define IEEE80211_AUTH_ALG(name, alg, v) \ 435178354Ssamstatic void \ 436178354Ssamname##_modevent(int type) \ 437178354Ssam{ \ 438178354Ssam if (type == MOD_LOAD) \ 439178354Ssam ieee80211_authenticator_register(alg, &v); \ 440178354Ssam else \ 441178354Ssam ieee80211_authenticator_unregister(alg); \ 442178354Ssam} \ 443178354SsamTEXT_SET(auth_set, name##_modevent) 444178354Ssam 445178354Ssam/* 446178354Ssam * Rate control modules provide tx rate control support. 447178354Ssam */ 448206358Srpaulo#define IEEE80211_RATECTL_MODULE(alg, version) \ 449206358Srpaulo _IEEE80211_POLICY_MODULE(ratectl, alg, version); \ 450206358Srpaulo 451206358Srpaulo#define IEEE80211_RATECTL_ALG(name, alg, v) \ 452178354Ssamstatic void \ 453178354Ssamalg##_modevent(int type) \ 454178354Ssam{ \ 455206358Srpaulo if (type == MOD_LOAD) \ 456206358Srpaulo ieee80211_ratectl_register(alg, &v); \ 457206358Srpaulo else \ 458206358Srpaulo ieee80211_ratectl_unregister(alg); \ 459178354Ssam} \ 460206358SrpauloTEXT_SET(ratectl##_set, alg##_modevent) 461138568Ssam 462190384Ssamstruct ieee80211req; 463190384Ssamtypedef int ieee80211_ioctl_getfunc(struct ieee80211vap *, 464190384Ssam struct ieee80211req *); 465190384SsamSET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc); 466190384Ssam#define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get) 467190384Ssam 468190384Ssamtypedef int ieee80211_ioctl_setfunc(struct ieee80211vap *, 469190384Ssam struct ieee80211req *); 470190384SsamSET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc); 471190384Ssam#define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set) 472190394Ssam#endif /* _KERNEL */ 473190384Ssam 474138568Ssam/* XXX this stuff belongs elsewhere */ 475138568Ssam/* 476138568Ssam * Message formats for messages from the net80211 layer to user 477138568Ssam * applications via the routing socket. These messages are appended 478138568Ssam * to an if_announcemsghdr structure. 479138568Ssam */ 480138568Ssamstruct ieee80211_join_event { 481138568Ssam uint8_t iev_addr[6]; 482138568Ssam}; 483138568Ssam 484138568Ssamstruct ieee80211_leave_event { 485138568Ssam uint8_t iev_addr[6]; 486138568Ssam}; 487138568Ssam 488138568Ssamstruct ieee80211_replay_event { 489138568Ssam uint8_t iev_src[6]; /* src MAC */ 490138568Ssam uint8_t iev_dst[6]; /* dst MAC */ 491138568Ssam uint8_t iev_cipher; /* cipher type */ 492138568Ssam uint8_t iev_keyix; /* key id/index */ 493138568Ssam uint64_t iev_keyrsc; /* RSC from key */ 494138568Ssam uint64_t iev_rsc; /* RSC from frame */ 495138568Ssam}; 496138568Ssam 497138568Ssamstruct ieee80211_michael_event { 498138568Ssam uint8_t iev_src[6]; /* src MAC */ 499138568Ssam uint8_t iev_dst[6]; /* dst MAC */ 500138568Ssam uint8_t iev_cipher; /* cipher type */ 501138568Ssam uint8_t iev_keyix; /* key id/index */ 502138568Ssam}; 503138568Ssam 504178354Ssamstruct ieee80211_wds_event { 505178354Ssam uint8_t iev_addr[6]; 506178354Ssam}; 507178354Ssam 508178354Ssamstruct ieee80211_csa_event { 509178354Ssam uint32_t iev_flags; /* channel flags */ 510178354Ssam uint16_t iev_freq; /* setting in Mhz */ 511178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 512178354Ssam uint8_t iev_mode; /* CSA mode */ 513178354Ssam uint8_t iev_count; /* CSA count */ 514178354Ssam}; 515178354Ssam 516178354Ssamstruct ieee80211_cac_event { 517178354Ssam uint32_t iev_flags; /* channel flags */ 518178354Ssam uint16_t iev_freq; /* setting in Mhz */ 519178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 520178354Ssam /* XXX timestamp? */ 521178354Ssam uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */ 522178354Ssam}; 523178354Ssam 524178354Ssamstruct ieee80211_radar_event { 525178354Ssam uint32_t iev_flags; /* channel flags */ 526178354Ssam uint16_t iev_freq; /* setting in Mhz */ 527178354Ssam uint8_t iev_ieee; /* IEEE channel number */ 528178354Ssam /* XXX timestamp? */ 529178354Ssam}; 530178354Ssam 531178354Ssamstruct ieee80211_auth_event { 532178354Ssam uint8_t iev_addr[6]; 533178354Ssam}; 534178354Ssam 535178354Ssamstruct ieee80211_deauth_event { 536178354Ssam uint8_t iev_addr[6]; 537178354Ssam}; 538178354Ssam 539178354Ssamstruct ieee80211_country_event { 540178354Ssam uint8_t iev_addr[6]; 541178354Ssam uint8_t iev_cc[2]; /* ISO country code */ 542178354Ssam}; 543178354Ssam 544178354Ssamstruct ieee80211_radio_event { 545178354Ssam uint8_t iev_state; /* 1 on, 0 off */ 546178354Ssam}; 547178354Ssam 548138568Ssam#define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */ 549138568Ssam#define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */ 550138568Ssam#define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */ 551138568Ssam#define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */ 552138568Ssam#define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */ 553138568Ssam#define RTM_IEEE80211_SCAN 105 /* scan complete, results available */ 554138568Ssam#define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */ 555138568Ssam#define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */ 556144302Ssam#define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */ 557178354Ssam#define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */ 558178354Ssam#define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */ 559178354Ssam#define RTM_IEEE80211_RADAR 111 /* radar event */ 560178354Ssam#define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */ 561178354Ssam#define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */ 562178354Ssam#define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */ 563178354Ssam#define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */ 564178354Ssam#define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */ 565138568Ssam 566160690Ssam/* 567160690Ssam * Structure prepended to raw packets sent through the bpf 568160690Ssam * interface when set to DLT_IEEE802_11_RADIO. This allows 569160690Ssam * user applications to specify pretty much everything in 570160690Ssam * an Atheros tx descriptor. XXX need to generalize. 571160690Ssam * 572160690Ssam * XXX cannot be more than 14 bytes as it is copied to a sockaddr's 573160690Ssam * XXX sa_data area. 574160690Ssam */ 575160690Ssamstruct ieee80211_bpf_params { 576160690Ssam uint8_t ibp_vers; /* version */ 577160690Ssam#define IEEE80211_BPF_VERSION 0 578160690Ssam uint8_t ibp_len; /* header length in bytes */ 579160690Ssam uint8_t ibp_flags; 580160690Ssam#define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */ 581160690Ssam#define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */ 582160690Ssam#define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */ 583160690Ssam#define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */ 584160690Ssam#define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */ 585160690Ssam#define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */ 586160690Ssam#define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */ 587160690Ssam uint8_t ibp_pri; /* WME/WMM AC+tx antenna */ 588160690Ssam uint8_t ibp_try0; /* series 1 try count */ 589160690Ssam uint8_t ibp_rate0; /* series 1 IEEE tx rate */ 590160690Ssam uint8_t ibp_power; /* tx power (device units) */ 591160690Ssam uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */ 592160690Ssam uint8_t ibp_try1; /* series 2 try count */ 593160690Ssam uint8_t ibp_rate1; /* series 2 IEEE tx rate */ 594160690Ssam uint8_t ibp_try2; /* series 3 try count */ 595160690Ssam uint8_t ibp_rate2; /* series 3 IEEE tx rate */ 596160690Ssam uint8_t ibp_try3; /* series 4 try count */ 597160690Ssam uint8_t ibp_rate3; /* series 4 IEEE tx rate */ 598160690Ssam}; 599138568Ssam#endif /* _NET80211_IEEE80211_FREEBSD_H_ */ 600