| 1 | /* $NetBSD: ieee80211_netbsd.h,v 1.19 2014/04/07 00:07:40 pooka Exp $ */ |
| 2 | /*- |
| 3 | * Copyright (c) 2003-2005 Sam Leffler, Errno Consulting |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
| 14 | * 3. The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | * |
| 28 | * $FreeBSD: src/sys/net80211/ieee80211_freebsd.h,v 1.6 2005/08/08 18:46:36 sam Exp $ |
| 29 | */ |
| 30 | #ifndef _NET80211_IEEE80211_NETBSD_H_ |
| 31 | #define _NET80211_IEEE80211_NETBSD_H_ |
| 32 | |
| 33 | #ifdef _KERNEL |
| 34 | #define IASSERT(__cond, __complaint) \ |
| 35 | do { \ |
| 36 | if (!(__cond)) \ |
| 37 | panic __complaint ; \ |
| 38 | } while (/*CONSTCOND*/0) |
| 39 | |
| 40 | void if_printf(struct ifnet *, const char *, ...) |
| 41 | __attribute__((__format__(__printf__,2,3))); |
| 42 | |
| 43 | #define IEEE80211_LOCK_INIT_IMPL(_ic, _name, _member) \ |
| 44 | mutex_init(&(_ic)->_member, MUTEX_DEFAULT, IPL_NET) |
| 45 | #define IEEE80211_LOCK_IMPL(_ic, _member) \ |
| 46 | mutex_enter(&(_ic)->_member) |
| 47 | #define IEEE80211_IS_LOCKED_IMPL(_ic, _member) \ |
| 48 | mutex_owned(&(_ic)->_member) |
| 49 | #define IEEE80211_UNLOCK_IMPL(_ic, _member) \ |
| 50 | mutex_exit(&(_ic)->_member) |
| 51 | #define IEEE80211_LOCK_ASSERT_IMPL(_ic, _member) \ |
| 52 | IASSERT(mutex_owned(&(_ic)->_member), \ |
| 53 | ("%s: IEEE80211_LOCK not held", __func__)) |
| 54 | #define IEEE80211_LOCK_DESTROY_IMPL(_ic, _member) \ |
| 55 | mutex_destroy(&(_ic)->_member) |
| 56 | |
| 57 | /* |
| 58 | * Beacon locking definitions. |
| 59 | */ |
| 60 | typedef kmutex_t ieee80211_beacon_lock_t; |
| 61 | #define IEEE80211_BEACON_LOCK_INIT(_ic, _name) \ |
| 62 | IEEE80211_LOCK_INIT_IMPL(_ic, _name, ic_beaconlock) |
| 63 | #define IEEE80211_BEACON_LOCK_DESTROY(_ic) \ |
| 64 | IEEE80211_LOCK_DESTROY_IMPL(_ic, ic_beaconlock) |
| 65 | #define IEEE80211_BEACON_LOCK(_ic) \ |
| 66 | IEEE80211_LOCK_IMPL(_ic, ic_beaconlock) |
| 67 | #define IEEE80211_BEACON_UNLOCK(_ic) \ |
| 68 | IEEE80211_UNLOCK_IMPL(_ic, ic_beaconlock) |
| 69 | #define IEEE80211_BEACON_LOCK_ASSERT(_ic) \ |
| 70 | IEEE80211_LOCK_ASSERT_IMPL(_ic, ic_beaconlock) |
| 71 | |
| 72 | /* |
| 73 | * Node locking definitions. |
| 74 | * NB: MTX_DUPOK is because we don't generate per-interface strings. |
| 75 | */ |
| 76 | typedef kmutex_t ieee80211_node_lock_t; |
| 77 | #define IEEE80211_NODE_LOCK_INIT(_nt, _name) \ |
| 78 | IEEE80211_LOCK_INIT_IMPL(_nt, _name, nt_nodelock) |
| 79 | #define IEEE80211_NODE_LOCK_DESTROY(_nt) \ |
| 80 | IEEE80211_LOCK_DESTROY_IMPL(_nt, nt_nodelock) |
| 81 | #define IEEE80211_NODE_LOCK(_nt) \ |
| 82 | IEEE80211_LOCK_IMPL(_nt, nt_nodelock) |
| 83 | #define IEEE80211_NODE_IS_LOCKED(_nt) \ |
| 84 | IEEE80211_IS_LOCKED_IMPL(_nt, nt_nodelock) |
| 85 | #define IEEE80211_NODE_UNLOCK(_nt) \ |
| 86 | IEEE80211_UNLOCK_IMPL(_nt, nt_nodelock) |
| 87 | #define IEEE80211_NODE_LOCK_ASSERT(_nt) \ |
| 88 | IEEE80211_LOCK_ASSERT_IMPL(_nt, nt_nodelock) |
| 89 | |
| 90 | /* |
| 91 | * Node table scangen locking definitions. |
| 92 | */ |
| 93 | typedef kmutex_t ieee80211_scan_lock_t; |
| 94 | #define IEEE80211_SCAN_LOCK_INIT(_nt, _name) \ |
| 95 | IEEE80211_LOCK_INIT_IMPL(_nt, _name, nt_scanlock) |
| 96 | #define IEEE80211_SCAN_LOCK_DESTROY(_nt) \ |
| 97 | IEEE80211_LOCK_DESTROY_IMPL(_nt, nt_scanlock) |
| 98 | #define IEEE80211_SCAN_LOCK(_nt) \ |
| 99 | IEEE80211_LOCK_IMPL(_nt, nt_scanlock) |
| 100 | #define IEEE80211_SCAN_UNLOCK(_nt) \ |
| 101 | IEEE80211_UNLOCK_IMPL(_nt, nt_scanlock) |
| 102 | #define IEEE80211_SCAN_LOCK_ASSERT(_nt) \ |
| 103 | IEEE80211_LOCK_ASSERT_IMPL(_nt, nt_scanlock) |
| 104 | |
| 105 | /* |
| 106 | * Per-node power-save queue definitions. |
| 107 | */ |
| 108 | #define IEEE80211_NODE_SAVEQ_INIT(_ni, _name) do { \ |
| 109 | (_ni)->ni_savedq.ifq_maxlen = IEEE80211_PS_MAX_QUEUE; \ |
| 110 | } while (0) |
| 111 | #define IEEE80211_NODE_SAVEQ_DESTROY(_ni) |
| 112 | #define IEEE80211_NODE_SAVEQ_QLEN(_ni) ((_ni)->ni_savedq.ifq_len) |
| 113 | #define IEEE80211_NODE_SAVEQ_LOCK(_ni) |
| 114 | #define IEEE80211_NODE_SAVEQ_UNLOCK(_ni) |
| 115 | #define IEEE80211_NODE_SAVEQ_DEQUEUE(_ni, _m, _qlen) do { \ |
| 116 | IEEE80211_NODE_SAVEQ_LOCK(_ni); \ |
| 117 | IF_DEQUEUE(&(_ni)->ni_savedq, _m); \ |
| 118 | (_qlen) = IEEE80211_NODE_SAVEQ_QLEN(_ni); \ |
| 119 | IEEE80211_NODE_SAVEQ_UNLOCK(_ni); \ |
| 120 | } while (0) |
| 121 | #define IEEE80211_NODE_SAVEQ_DRAIN(_ni, _qlen) do { \ |
| 122 | IEEE80211_NODE_SAVEQ_LOCK(_ni); \ |
| 123 | (_qlen) = IEEE80211_NODE_SAVEQ_QLEN(_ni); \ |
| 124 | IF_PURGE(&(_ni)->ni_savedq); \ |
| 125 | IEEE80211_NODE_SAVEQ_UNLOCK(_ni); \ |
| 126 | } while (0) |
| 127 | /* XXX could be optimized */ |
| 128 | #define _IEEE80211_NODE_SAVEQ_DEQUEUE_HEAD(_ni, _m) do { \ |
| 129 | IF_DEQUEUE(&(_ni)->ni_savedq, m); \ |
| 130 | } while (0) |
| 131 | #define _IEEE80211_NODE_SAVEQ_ENQUEUE(_ni, _m, _qlen, _age) do {\ |
| 132 | (_m)->m_nextpkt = NULL; \ |
| 133 | if ((_ni)->ni_savedq.ifq_tail != NULL) { \ |
| 134 | _age -= M_AGE_GET((_ni)->ni_savedq.ifq_tail); \ |
| 135 | (_ni)->ni_savedq.ifq_tail->m_nextpkt = (_m); \ |
| 136 | } else { \ |
| 137 | (_ni)->ni_savedq.ifq_head = (_m); \ |
| 138 | } \ |
| 139 | M_AGE_SET(_m, _age); \ |
| 140 | (_ni)->ni_savedq.ifq_tail = (_m); \ |
| 141 | (_qlen) = ++(_ni)->ni_savedq.ifq_len; \ |
| 142 | } while (0) |
| 143 | |
| 144 | /* |
| 145 | * 802.1x MAC ACL database locking definitions. |
| 146 | */ |
| 147 | typedef kmutex_t acl_lock_t; |
| 148 | #define ACL_LOCK_INIT(_as, _name) \ |
| 149 | IEEE80211_LOCK_INIT_IMPL(_as, _name, as_lock) |
| 150 | #define ACL_LOCK_DESTROY(_as) \ |
| 151 | IEEE80211_LOCK_DESTROY_IMPL(_as, as_lock) |
| 152 | #define ACL_LOCK(_as) IEEE80211_LOCK_IMPL(_as, as_lock) |
| 153 | #define ACL_UNLOCK(_as) IEEE80211_UNLOCK_IMPL(_as, as_lock) |
| 154 | #define ACL_LOCK_ASSERT(_as) IEEE80211_LOCK_ASSERT_IMPL(_as, as_lock) |
| 155 | |
| 156 | struct ifqueue; |
| 157 | void ieee80211_drain_ifq(struct ifqueue *); |
| 158 | |
| 159 | struct mbuf *ieee80211_getmgtframe(u_int8_t **frm, u_int pktlen); |
| 160 | #define M_PWR_SAV M_PROTO1 /* bypass PS handling */ |
| 161 | #define M_MORE_DATA M_LINK3 /* more data frames to follow */ |
| 162 | #define M_FRAG M_LINK4 /* 802.11 fragment */ |
| 163 | #define M_FIRSTFRAG M_LINK5 /* first 802.11 fragment */ |
| 164 | #define M_FF M_LINK6 /* "fast frames" */ |
| 165 | /* |
| 166 | * Encode WME access control bits in the PROTO flags. |
| 167 | * This is safe since it's passed directly in to the |
| 168 | * driver and there's no chance someone else will clobber |
| 169 | * them on us. |
| 170 | */ |
| 171 | #define M_WME_AC_MASK (M_LINK1|M_LINK2) |
| 172 | /* XXX 5 is wrong if M_LINK* are redefined */ |
| 173 | #define M_WME_AC_SHIFT 13 |
| 174 | |
| 175 | #define M_WME_SETAC(m, ac) \ |
| 176 | ((m)->m_flags = ((m)->m_flags &~ M_WME_AC_MASK) | \ |
| 177 | ((ac) << M_WME_AC_SHIFT)) |
| 178 | #define M_WME_GETAC(m) (((m)->m_flags >> M_WME_AC_SHIFT) & 0x3) |
| 179 | |
| 180 | /* |
| 181 | * Mbufs on the power save queue are tagged with an age and |
| 182 | * timed out. We reuse the hardware checksum field in the |
| 183 | * mbuf packet header to store this data. |
| 184 | */ |
| 185 | #define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v) |
| 186 | #define M_AGE_GET(m) (m->m_pkthdr.csum_data) |
| 187 | #define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj) |
| 188 | |
| 189 | struct ieee80211com; |
| 190 | #endif /* _KERNEL */ |
| 191 | |
| 192 | /* XXX this stuff belongs elsewhere */ |
| 193 | /* |
| 194 | * Message formats for messages from the net80211 layer to user |
| 195 | * applications via the routing socket. These messages are appended |
| 196 | * to an if_announcemsghdr structure. |
| 197 | */ |
| 198 | struct ieee80211_join_event { |
| 199 | uint8_t iev_addr[6]; |
| 200 | }; |
| 201 | |
| 202 | struct ieee80211_leave_event { |
| 203 | uint8_t iev_addr[6]; |
| 204 | }; |
| 205 | |
| 206 | struct ieee80211_replay_event { |
| 207 | uint8_t iev_src[6]; /* src MAC */ |
| 208 | uint8_t iev_dst[6]; /* dst MAC */ |
| 209 | uint8_t iev_cipher; /* cipher type */ |
| 210 | uint8_t iev_keyix; /* key id/index */ |
| 211 | uint64_t iev_keyrsc; /* RSC from key */ |
| 212 | uint64_t iev_rsc; /* RSC from frame */ |
| 213 | }; |
| 214 | |
| 215 | struct ieee80211_michael_event { |
| 216 | uint8_t iev_src[6]; /* src MAC */ |
| 217 | uint8_t iev_dst[6]; /* dst MAC */ |
| 218 | uint8_t iev_cipher; /* cipher type */ |
| 219 | uint8_t iev_keyix; /* key id/index */ |
| 220 | }; |
| 221 | |
| 222 | #define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */ |
| 223 | #define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */ |
| 224 | #define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */ |
| 225 | #define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */ |
| 226 | #define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */ |
| 227 | #define RTM_IEEE80211_SCAN 105 /* scan complete, results available */ |
| 228 | #define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */ |
| 229 | #define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */ |
| 230 | #define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */ |
| 231 | |
| 232 | #ifdef _KERNEL |
| 233 | #define ticks hardclock_ticks |
| 234 | #define ovbcopy(__src, __dst, __n) ((void)memmove(__dst, __src, __n)) |
| 235 | |
| 236 | void if_printf(struct ifnet *, const char *, ...); |
| 237 | void get_random_bytes(void *, size_t); |
| 238 | |
| 239 | void ieee80211_sysctl_attach(struct ieee80211com *); |
| 240 | void ieee80211_sysctl_detach(struct ieee80211com *); |
| 241 | void ieee80211_load_module(const char *); |
| 242 | |
| 243 | void (struct sysctllog **); |
| 244 | |
| 245 | void ieee80211_init(void); |
| 246 | #define IEEE80211_CRYPTO_SETUP(name) \ |
| 247 | static void name(void); \ |
| 248 | __link_set_add_text(ieee80211_funcs, name); \ |
| 249 | static void name(void) |
| 250 | #endif |
| 251 | |
| 252 | #endif /* !_NET80211_IEEE80211_NETBSD_H_ */ |
| 253 | |