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 | |