679 lines
23 KiB
C
679 lines
23 KiB
C
/*-
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* Copyright (c) 2003-2008 Sam Leffler, Errno Consulting
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _NET80211_IEEE80211_FREEBSD_H_
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#define _NET80211_IEEE80211_FREEBSD_H_
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#ifdef _KERNEL
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/counter.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/rwlock.h>
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#include <sys/sysctl.h>
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#include <sys/taskqueue.h>
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/*
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* Common state locking definitions.
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*/
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typedef struct {
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char name[16]; /* e.g. "ath0_com_lock" */
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struct mtx mtx;
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} ieee80211_com_lock_t;
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#define IEEE80211_LOCK_INIT(_ic, _name) do { \
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ieee80211_com_lock_t *cl = &(_ic)->ic_comlock; \
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snprintf(cl->name, sizeof(cl->name), "%s_com_lock", _name); \
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mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF | MTX_RECURSE); \
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} while (0)
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#define IEEE80211_LOCK_OBJ(_ic) (&(_ic)->ic_comlock.mtx)
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#define IEEE80211_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_LOCK_OBJ(_ic))
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#define IEEE80211_LOCK(_ic) mtx_lock(IEEE80211_LOCK_OBJ(_ic))
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#define IEEE80211_UNLOCK(_ic) mtx_unlock(IEEE80211_LOCK_OBJ(_ic))
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#define IEEE80211_LOCK_ASSERT(_ic) \
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mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_OWNED)
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#define IEEE80211_UNLOCK_ASSERT(_ic) \
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mtx_assert(IEEE80211_LOCK_OBJ(_ic), MA_NOTOWNED)
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/*
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* Transmit lock.
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*
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* This is a (mostly) temporary lock designed to serialise all of the
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* transmission operations throughout the stack.
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*/
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typedef struct {
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char name[16]; /* e.g. "ath0_tx_lock" */
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struct mtx mtx;
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} ieee80211_tx_lock_t;
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#define IEEE80211_TX_LOCK_INIT(_ic, _name) do { \
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ieee80211_tx_lock_t *cl = &(_ic)->ic_txlock; \
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snprintf(cl->name, sizeof(cl->name), "%s_tx_lock", _name); \
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mtx_init(&cl->mtx, cl->name, NULL, MTX_DEF); \
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} while (0)
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#define IEEE80211_TX_LOCK_OBJ(_ic) (&(_ic)->ic_txlock.mtx)
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#define IEEE80211_TX_LOCK_DESTROY(_ic) mtx_destroy(IEEE80211_TX_LOCK_OBJ(_ic))
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#define IEEE80211_TX_LOCK(_ic) mtx_lock(IEEE80211_TX_LOCK_OBJ(_ic))
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#define IEEE80211_TX_UNLOCK(_ic) mtx_unlock(IEEE80211_TX_LOCK_OBJ(_ic))
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#define IEEE80211_TX_LOCK_ASSERT(_ic) \
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mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_OWNED)
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#define IEEE80211_TX_UNLOCK_ASSERT(_ic) \
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mtx_assert(IEEE80211_TX_LOCK_OBJ(_ic), MA_NOTOWNED)
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/*
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* Node locking definitions.
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*/
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typedef struct {
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char name[16]; /* e.g. "ath0_node_lock" */
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struct mtx mtx;
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} ieee80211_node_lock_t;
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#define IEEE80211_NODE_LOCK_INIT(_nt, _name) do { \
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ieee80211_node_lock_t *nl = &(_nt)->nt_nodelock; \
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snprintf(nl->name, sizeof(nl->name), "%s_node_lock", _name); \
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mtx_init(&nl->mtx, nl->name, NULL, MTX_DEF | MTX_RECURSE); \
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} while (0)
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#define IEEE80211_NODE_LOCK_OBJ(_nt) (&(_nt)->nt_nodelock.mtx)
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#define IEEE80211_NODE_LOCK_DESTROY(_nt) \
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mtx_destroy(IEEE80211_NODE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_LOCK(_nt) \
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mtx_lock(IEEE80211_NODE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_IS_LOCKED(_nt) \
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mtx_owned(IEEE80211_NODE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_UNLOCK(_nt) \
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mtx_unlock(IEEE80211_NODE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_LOCK_ASSERT(_nt) \
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mtx_assert(IEEE80211_NODE_LOCK_OBJ(_nt), MA_OWNED)
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/*
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* Node table iteration locking definitions; this protects the
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* scan generation # used to iterate over the station table
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* while grabbing+releasing the node lock.
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*/
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typedef struct {
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char name[16]; /* e.g. "ath0_scan_lock" */
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struct mtx mtx;
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} ieee80211_scan_lock_t;
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#define IEEE80211_NODE_ITERATE_LOCK_INIT(_nt, _name) do { \
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ieee80211_scan_lock_t *sl = &(_nt)->nt_scanlock; \
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snprintf(sl->name, sizeof(sl->name), "%s_scan_lock", _name); \
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mtx_init(&sl->mtx, sl->name, NULL, MTX_DEF); \
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} while (0)
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#define IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt) (&(_nt)->nt_scanlock.mtx)
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#define IEEE80211_NODE_ITERATE_LOCK_DESTROY(_nt) \
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mtx_destroy(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_ITERATE_LOCK(_nt) \
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mtx_lock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
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#define IEEE80211_NODE_ITERATE_UNLOCK(_nt) \
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mtx_unlock(IEEE80211_NODE_ITERATE_LOCK_OBJ(_nt))
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/*
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* Power-save queue definitions.
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*/
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typedef struct mtx ieee80211_psq_lock_t;
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#define IEEE80211_PSQ_INIT(_psq, _name) \
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mtx_init(&(_psq)->psq_lock, _name, "802.11 ps q", MTX_DEF)
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#define IEEE80211_PSQ_DESTROY(_psq) mtx_destroy(&(_psq)->psq_lock)
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#define IEEE80211_PSQ_LOCK(_psq) mtx_lock(&(_psq)->psq_lock)
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#define IEEE80211_PSQ_UNLOCK(_psq) mtx_unlock(&(_psq)->psq_lock)
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#ifndef IF_PREPEND_LIST
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#define _IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
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(mtail)->m_nextpkt = (ifq)->ifq_head; \
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if ((ifq)->ifq_tail == NULL) \
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(ifq)->ifq_tail = (mtail); \
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(ifq)->ifq_head = (mhead); \
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(ifq)->ifq_len += (mcount); \
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} while (0)
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#define IF_PREPEND_LIST(ifq, mhead, mtail, mcount) do { \
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IF_LOCK(ifq); \
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_IF_PREPEND_LIST(ifq, mhead, mtail, mcount); \
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IF_UNLOCK(ifq); \
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} while (0)
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#endif /* IF_PREPEND_LIST */
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/*
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* Age queue definitions.
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*/
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typedef struct mtx ieee80211_ageq_lock_t;
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#define IEEE80211_AGEQ_INIT(_aq, _name) \
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mtx_init(&(_aq)->aq_lock, _name, "802.11 age q", MTX_DEF)
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#define IEEE80211_AGEQ_DESTROY(_aq) mtx_destroy(&(_aq)->aq_lock)
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#define IEEE80211_AGEQ_LOCK(_aq) mtx_lock(&(_aq)->aq_lock)
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#define IEEE80211_AGEQ_UNLOCK(_aq) mtx_unlock(&(_aq)->aq_lock)
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/*
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* 802.1x MAC ACL database locking definitions.
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*/
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typedef struct mtx acl_lock_t;
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#define ACL_LOCK_INIT(_as, _name) \
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mtx_init(&(_as)->as_lock, _name, "802.11 ACL", MTX_DEF)
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#define ACL_LOCK_DESTROY(_as) mtx_destroy(&(_as)->as_lock)
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#define ACL_LOCK(_as) mtx_lock(&(_as)->as_lock)
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#define ACL_UNLOCK(_as) mtx_unlock(&(_as)->as_lock)
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#define ACL_LOCK_ASSERT(_as) \
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mtx_assert((&(_as)->as_lock), MA_OWNED)
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/*
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* Scan table definitions.
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*/
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typedef struct mtx ieee80211_scan_table_lock_t;
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#define IEEE80211_SCAN_TABLE_LOCK_INIT(_st, _name) \
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mtx_init(&(_st)->st_lock, _name, "802.11 scan table", MTX_DEF)
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#define IEEE80211_SCAN_TABLE_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_lock)
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#define IEEE80211_SCAN_TABLE_LOCK(_st) mtx_lock(&(_st)->st_lock)
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#define IEEE80211_SCAN_TABLE_UNLOCK(_st) mtx_unlock(&(_st)->st_lock)
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typedef struct mtx ieee80211_scan_iter_lock_t;
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#define IEEE80211_SCAN_ITER_LOCK_INIT(_st, _name) \
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mtx_init(&(_st)->st_scanlock, _name, "802.11 scangen", MTX_DEF)
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#define IEEE80211_SCAN_ITER_LOCK_DESTROY(_st) mtx_destroy(&(_st)->st_scanlock)
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#define IEEE80211_SCAN_ITER_LOCK(_st) mtx_lock(&(_st)->st_scanlock)
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#define IEEE80211_SCAN_ITER_UNLOCK(_st) mtx_unlock(&(_st)->st_scanlock)
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/*
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* Mesh node/routing definitions.
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*/
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typedef struct mtx ieee80211_rte_lock_t;
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#define MESH_RT_ENTRY_LOCK_INIT(_rt, _name) \
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mtx_init(&(rt)->rt_lock, _name, "802.11s route entry", MTX_DEF)
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#define MESH_RT_ENTRY_LOCK_DESTROY(_rt) \
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mtx_destroy(&(_rt)->rt_lock)
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#define MESH_RT_ENTRY_LOCK(rt) mtx_lock(&(rt)->rt_lock)
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#define MESH_RT_ENTRY_LOCK_ASSERT(rt) mtx_assert(&(rt)->rt_lock, MA_OWNED)
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#define MESH_RT_ENTRY_UNLOCK(rt) mtx_unlock(&(rt)->rt_lock)
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typedef struct mtx ieee80211_rt_lock_t;
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#define MESH_RT_LOCK(ms) mtx_lock(&(ms)->ms_rt_lock)
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#define MESH_RT_LOCK_ASSERT(ms) mtx_assert(&(ms)->ms_rt_lock, MA_OWNED)
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#define MESH_RT_UNLOCK(ms) mtx_unlock(&(ms)->ms_rt_lock)
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#define MESH_RT_LOCK_INIT(ms, name) \
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mtx_init(&(ms)->ms_rt_lock, name, "802.11s routing table", MTX_DEF)
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#define MESH_RT_LOCK_DESTROY(ms) \
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mtx_destroy(&(ms)->ms_rt_lock)
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/*
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* Node reference counting definitions.
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*
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* ieee80211_node_initref initialize the reference count to 1
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* ieee80211_node_incref add a reference
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* ieee80211_node_decref remove a reference
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* ieee80211_node_dectestref remove a reference and return 1 if this
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* is the last reference, otherwise 0
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* ieee80211_node_refcnt reference count for printing (only)
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*/
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#include <machine/atomic.h>
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#define ieee80211_node_initref(_ni) \
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do { ((_ni)->ni_refcnt = 1); } while (0)
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#define ieee80211_node_incref(_ni) \
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atomic_add_int(&(_ni)->ni_refcnt, 1)
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#define ieee80211_node_decref(_ni) \
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atomic_subtract_int(&(_ni)->ni_refcnt, 1)
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struct ieee80211_node;
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int ieee80211_node_dectestref(struct ieee80211_node *ni);
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#define ieee80211_node_refcnt(_ni) (_ni)->ni_refcnt
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struct ifqueue;
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struct ieee80211vap;
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void ieee80211_drain_ifq(struct ifqueue *);
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void ieee80211_flush_ifq(struct ifqueue *, struct ieee80211vap *);
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void ieee80211_vap_destroy(struct ieee80211vap *);
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#define IFNET_IS_UP_RUNNING(_ifp) \
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(((_ifp)->if_flags & IFF_UP) && \
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((_ifp)->if_drv_flags & IFF_DRV_RUNNING))
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/* XXX TODO: cap these at 1, as hz may not be 1000 */
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#define msecs_to_ticks(ms) (((ms)*hz)/1000)
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#define ticks_to_msecs(t) (1000*(t) / hz)
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#define ticks_to_secs(t) ((t) / hz)
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#define ieee80211_time_after(a,b) ((long)(b) - (long)(a) < 0)
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#define ieee80211_time_before(a,b) ieee80211_time_after(b,a)
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#define ieee80211_time_after_eq(a,b) ((long)(a) - (long)(b) >= 0)
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#define ieee80211_time_before_eq(a,b) ieee80211_time_after_eq(b,a)
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struct mbuf *ieee80211_getmgtframe(uint8_t **frm, int headroom, int pktlen);
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/* tx path usage */
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#define M_ENCAP M_PROTO1 /* 802.11 encap done */
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#define M_EAPOL M_PROTO3 /* PAE/EAPOL frame */
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#define M_PWR_SAV M_PROTO4 /* bypass PS handling */
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#define M_MORE_DATA M_PROTO5 /* more data frames to follow */
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#define M_FF M_PROTO6 /* fast frame / A-MSDU */
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#define M_TXCB M_PROTO7 /* do tx complete callback */
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#define M_AMPDU_MPDU M_PROTO8 /* ok for A-MPDU aggregation */
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#define M_FRAG M_PROTO9 /* frame fragmentation */
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#define M_FIRSTFRAG M_PROTO10 /* first frame fragment */
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#define M_LASTFRAG M_PROTO11 /* last frame fragment */
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#define M_80211_TX \
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(M_ENCAP|M_EAPOL|M_PWR_SAV|M_MORE_DATA|M_FF|M_TXCB| \
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M_AMPDU_MPDU|M_FRAG|M_FIRSTFRAG|M_LASTFRAG)
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/* rx path usage */
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#define M_AMPDU M_PROTO1 /* A-MPDU subframe */
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#define M_WEP M_PROTO2 /* WEP done by hardware */
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#if 0
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#define M_AMPDU_MPDU M_PROTO8 /* A-MPDU re-order done */
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#endif
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#define M_80211_RX (M_AMPDU|M_WEP|M_AMPDU_MPDU)
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#define IEEE80211_MBUF_TX_FLAG_BITS \
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M_FLAG_BITS \
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"\15M_ENCAP\17M_EAPOL\20M_PWR_SAV\21M_MORE_DATA\22M_FF\23M_TXCB" \
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"\24M_AMPDU_MPDU\25M_FRAG\26M_FIRSTFRAG\27M_LASTFRAG"
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#define IEEE80211_MBUF_RX_FLAG_BITS \
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M_FLAG_BITS \
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"\15M_AMPDU\16M_WEP\24M_AMPDU_MPDU"
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/*
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* Store WME access control bits in the vlan tag.
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* This is safe since it's done after the packet is classified
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* (where we use any previous tag) and because it's passed
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* directly in to the driver and there's no chance someone
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* else will clobber them on us.
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*/
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#define M_WME_SETAC(m, ac) \
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((m)->m_pkthdr.ether_vtag = (ac))
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#define M_WME_GETAC(m) ((m)->m_pkthdr.ether_vtag)
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/*
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* Mbufs on the power save queue are tagged with an age and
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* timed out. We reuse the hardware checksum field in the
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* mbuf packet header to store this data.
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*/
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#define M_AGE_SET(m,v) (m->m_pkthdr.csum_data = v)
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#define M_AGE_GET(m) (m->m_pkthdr.csum_data)
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#define M_AGE_SUB(m,adj) (m->m_pkthdr.csum_data -= adj)
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/*
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* Store the sequence number.
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*/
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#define M_SEQNO_SET(m, seqno) \
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((m)->m_pkthdr.tso_segsz = (seqno))
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#define M_SEQNO_GET(m) ((m)->m_pkthdr.tso_segsz)
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#define MTAG_ABI_NET80211 1132948340 /* net80211 ABI */
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struct ieee80211_cb {
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void (*func)(struct ieee80211_node *, void *, int status);
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void *arg;
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};
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#define NET80211_TAG_CALLBACK 0 /* xmit complete callback */
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int ieee80211_add_callback(struct mbuf *m,
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void (*func)(struct ieee80211_node *, void *, int), void *arg);
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void ieee80211_process_callback(struct ieee80211_node *, struct mbuf *, int);
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#define NET80211_TAG_XMIT_PARAMS 1
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/* See below; this is after the bpf_params definition */
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#define NET80211_TAG_RECV_PARAMS 2
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struct ieee80211com;
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int ieee80211_parent_xmitpkt(struct ieee80211com *, struct mbuf *);
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int ieee80211_vap_xmitpkt(struct ieee80211vap *, struct mbuf *);
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void get_random_bytes(void *, size_t);
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void ieee80211_sysctl_attach(struct ieee80211com *);
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void ieee80211_sysctl_detach(struct ieee80211com *);
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void ieee80211_sysctl_vattach(struct ieee80211vap *);
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void ieee80211_sysctl_vdetach(struct ieee80211vap *);
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SYSCTL_DECL(_net_wlan);
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int ieee80211_sysctl_msecs_ticks(SYSCTL_HANDLER_ARGS);
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void ieee80211_load_module(const char *);
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/*
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* A "policy module" is an adjunct module to net80211 that provides
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* functionality that typically includes policy decisions. This
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* modularity enables extensibility and vendor-supplied functionality.
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*/
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#define _IEEE80211_POLICY_MODULE(policy, name, version) \
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typedef void (*policy##_setup)(int); \
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SET_DECLARE(policy##_set, policy##_setup); \
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static int \
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wlan_##name##_modevent(module_t mod, int type, void *unused) \
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{ \
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policy##_setup * const *iter, f; \
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switch (type) { \
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case MOD_LOAD: \
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SET_FOREACH(iter, policy##_set) { \
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f = (void*) *iter; \
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f(type); \
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} \
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return 0; \
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case MOD_UNLOAD: \
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case MOD_QUIESCE: \
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if (nrefs) { \
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printf("wlan_" #name ": still in use " \
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"(%u dynamic refs)\n", nrefs); \
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return EBUSY; \
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} \
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if (type == MOD_UNLOAD) { \
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SET_FOREACH(iter, policy##_set) { \
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f = (void*) *iter; \
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f(type); \
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} \
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} \
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return 0; \
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} \
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return EINVAL; \
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} \
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static moduledata_t name##_mod = { \
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"wlan_" #name, \
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wlan_##name##_modevent, \
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0 \
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}; \
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DECLARE_MODULE(wlan_##name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);\
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MODULE_VERSION(wlan_##name, version); \
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MODULE_DEPEND(wlan_##name, wlan, 1, 1, 1)
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|
|
|
/*
|
|
* Crypto modules implement cipher support.
|
|
*/
|
|
#define IEEE80211_CRYPTO_MODULE(name, version) \
|
|
_IEEE80211_POLICY_MODULE(crypto, name, version); \
|
|
static void \
|
|
name##_modevent(int type) \
|
|
{ \
|
|
if (type == MOD_LOAD) \
|
|
ieee80211_crypto_register(&name); \
|
|
else \
|
|
ieee80211_crypto_unregister(&name); \
|
|
} \
|
|
TEXT_SET(crypto##_set, name##_modevent)
|
|
|
|
/*
|
|
* Scanner modules provide scanning policy.
|
|
*/
|
|
#define IEEE80211_SCANNER_MODULE(name, version) \
|
|
_IEEE80211_POLICY_MODULE(scanner, name, version)
|
|
|
|
#define IEEE80211_SCANNER_ALG(name, alg, v) \
|
|
static void \
|
|
name##_modevent(int type) \
|
|
{ \
|
|
if (type == MOD_LOAD) \
|
|
ieee80211_scanner_register(alg, &v); \
|
|
else \
|
|
ieee80211_scanner_unregister(alg, &v); \
|
|
} \
|
|
TEXT_SET(scanner_set, name##_modevent); \
|
|
|
|
/*
|
|
* ACL modules implement acl policy.
|
|
*/
|
|
#define IEEE80211_ACL_MODULE(name, alg, version) \
|
|
_IEEE80211_POLICY_MODULE(acl, name, version); \
|
|
static void \
|
|
alg##_modevent(int type) \
|
|
{ \
|
|
if (type == MOD_LOAD) \
|
|
ieee80211_aclator_register(&alg); \
|
|
else \
|
|
ieee80211_aclator_unregister(&alg); \
|
|
} \
|
|
TEXT_SET(acl_set, alg##_modevent); \
|
|
|
|
/*
|
|
* Authenticator modules handle 802.1x/WPA authentication.
|
|
*/
|
|
#define IEEE80211_AUTH_MODULE(name, version) \
|
|
_IEEE80211_POLICY_MODULE(auth, name, version)
|
|
|
|
#define IEEE80211_AUTH_ALG(name, alg, v) \
|
|
static void \
|
|
name##_modevent(int type) \
|
|
{ \
|
|
if (type == MOD_LOAD) \
|
|
ieee80211_authenticator_register(alg, &v); \
|
|
else \
|
|
ieee80211_authenticator_unregister(alg); \
|
|
} \
|
|
TEXT_SET(auth_set, name##_modevent)
|
|
|
|
/*
|
|
* Rate control modules provide tx rate control support.
|
|
*/
|
|
#define IEEE80211_RATECTL_MODULE(alg, version) \
|
|
_IEEE80211_POLICY_MODULE(ratectl, alg, version); \
|
|
|
|
#define IEEE80211_RATECTL_ALG(name, alg, v) \
|
|
static void \
|
|
alg##_modevent(int type) \
|
|
{ \
|
|
if (type == MOD_LOAD) \
|
|
ieee80211_ratectl_register(alg, &v); \
|
|
else \
|
|
ieee80211_ratectl_unregister(alg); \
|
|
} \
|
|
TEXT_SET(ratectl##_set, alg##_modevent)
|
|
|
|
struct ieee80211req;
|
|
typedef int ieee80211_ioctl_getfunc(struct ieee80211vap *,
|
|
struct ieee80211req *);
|
|
SET_DECLARE(ieee80211_ioctl_getset, ieee80211_ioctl_getfunc);
|
|
#define IEEE80211_IOCTL_GET(_name, _get) TEXT_SET(ieee80211_ioctl_getset, _get)
|
|
|
|
typedef int ieee80211_ioctl_setfunc(struct ieee80211vap *,
|
|
struct ieee80211req *);
|
|
SET_DECLARE(ieee80211_ioctl_setset, ieee80211_ioctl_setfunc);
|
|
#define IEEE80211_IOCTL_SET(_name, _set) TEXT_SET(ieee80211_ioctl_setset, _set)
|
|
#endif /* _KERNEL */
|
|
|
|
/* XXX this stuff belongs elsewhere */
|
|
/*
|
|
* Message formats for messages from the net80211 layer to user
|
|
* applications via the routing socket. These messages are appended
|
|
* to an if_announcemsghdr structure.
|
|
*/
|
|
struct ieee80211_join_event {
|
|
uint8_t iev_addr[6];
|
|
};
|
|
|
|
struct ieee80211_leave_event {
|
|
uint8_t iev_addr[6];
|
|
};
|
|
|
|
struct ieee80211_replay_event {
|
|
uint8_t iev_src[6]; /* src MAC */
|
|
uint8_t iev_dst[6]; /* dst MAC */
|
|
uint8_t iev_cipher; /* cipher type */
|
|
uint8_t iev_keyix; /* key id/index */
|
|
uint64_t iev_keyrsc; /* RSC from key */
|
|
uint64_t iev_rsc; /* RSC from frame */
|
|
};
|
|
|
|
struct ieee80211_michael_event {
|
|
uint8_t iev_src[6]; /* src MAC */
|
|
uint8_t iev_dst[6]; /* dst MAC */
|
|
uint8_t iev_cipher; /* cipher type */
|
|
uint8_t iev_keyix; /* key id/index */
|
|
};
|
|
|
|
struct ieee80211_wds_event {
|
|
uint8_t iev_addr[6];
|
|
};
|
|
|
|
struct ieee80211_csa_event {
|
|
uint32_t iev_flags; /* channel flags */
|
|
uint16_t iev_freq; /* setting in Mhz */
|
|
uint8_t iev_ieee; /* IEEE channel number */
|
|
uint8_t iev_mode; /* CSA mode */
|
|
uint8_t iev_count; /* CSA count */
|
|
};
|
|
|
|
struct ieee80211_cac_event {
|
|
uint32_t iev_flags; /* channel flags */
|
|
uint16_t iev_freq; /* setting in Mhz */
|
|
uint8_t iev_ieee; /* IEEE channel number */
|
|
/* XXX timestamp? */
|
|
uint8_t iev_type; /* IEEE80211_NOTIFY_CAC_* */
|
|
};
|
|
|
|
struct ieee80211_radar_event {
|
|
uint32_t iev_flags; /* channel flags */
|
|
uint16_t iev_freq; /* setting in Mhz */
|
|
uint8_t iev_ieee; /* IEEE channel number */
|
|
/* XXX timestamp? */
|
|
};
|
|
|
|
struct ieee80211_auth_event {
|
|
uint8_t iev_addr[6];
|
|
};
|
|
|
|
struct ieee80211_deauth_event {
|
|
uint8_t iev_addr[6];
|
|
};
|
|
|
|
struct ieee80211_country_event {
|
|
uint8_t iev_addr[6];
|
|
uint8_t iev_cc[2]; /* ISO country code */
|
|
};
|
|
|
|
struct ieee80211_radio_event {
|
|
uint8_t iev_state; /* 1 on, 0 off */
|
|
};
|
|
|
|
#define RTM_IEEE80211_ASSOC 100 /* station associate (bss mode) */
|
|
#define RTM_IEEE80211_REASSOC 101 /* station re-associate (bss mode) */
|
|
#define RTM_IEEE80211_DISASSOC 102 /* station disassociate (bss mode) */
|
|
#define RTM_IEEE80211_JOIN 103 /* station join (ap mode) */
|
|
#define RTM_IEEE80211_LEAVE 104 /* station leave (ap mode) */
|
|
#define RTM_IEEE80211_SCAN 105 /* scan complete, results available */
|
|
#define RTM_IEEE80211_REPLAY 106 /* sequence counter replay detected */
|
|
#define RTM_IEEE80211_MICHAEL 107 /* Michael MIC failure detected */
|
|
#define RTM_IEEE80211_REJOIN 108 /* station re-associate (ap mode) */
|
|
#define RTM_IEEE80211_WDS 109 /* WDS discovery (ap mode) */
|
|
#define RTM_IEEE80211_CSA 110 /* Channel Switch Announcement event */
|
|
#define RTM_IEEE80211_RADAR 111 /* radar event */
|
|
#define RTM_IEEE80211_CAC 112 /* Channel Availability Check event */
|
|
#define RTM_IEEE80211_DEAUTH 113 /* station deauthenticate */
|
|
#define RTM_IEEE80211_AUTH 114 /* station authenticate (ap mode) */
|
|
#define RTM_IEEE80211_COUNTRY 115 /* discovered country code (sta mode) */
|
|
#define RTM_IEEE80211_RADIO 116 /* RF kill switch state change */
|
|
|
|
/*
|
|
* Structure prepended to raw packets sent through the bpf
|
|
* interface when set to DLT_IEEE802_11_RADIO. This allows
|
|
* user applications to specify pretty much everything in
|
|
* an Atheros tx descriptor. XXX need to generalize.
|
|
*
|
|
* XXX cannot be more than 14 bytes as it is copied to a sockaddr's
|
|
* XXX sa_data area.
|
|
*/
|
|
struct ieee80211_bpf_params {
|
|
uint8_t ibp_vers; /* version */
|
|
#define IEEE80211_BPF_VERSION 0
|
|
uint8_t ibp_len; /* header length in bytes */
|
|
uint8_t ibp_flags;
|
|
#define IEEE80211_BPF_SHORTPRE 0x01 /* tx with short preamble */
|
|
#define IEEE80211_BPF_NOACK 0x02 /* tx with no ack */
|
|
#define IEEE80211_BPF_CRYPTO 0x04 /* tx with h/w encryption */
|
|
#define IEEE80211_BPF_FCS 0x10 /* frame incldues FCS */
|
|
#define IEEE80211_BPF_DATAPAD 0x20 /* frame includes data padding */
|
|
#define IEEE80211_BPF_RTS 0x40 /* tx with RTS/CTS */
|
|
#define IEEE80211_BPF_CTS 0x80 /* tx with CTS only */
|
|
uint8_t ibp_pri; /* WME/WMM AC+tx antenna */
|
|
uint8_t ibp_try0; /* series 1 try count */
|
|
uint8_t ibp_rate0; /* series 1 IEEE tx rate */
|
|
uint8_t ibp_power; /* tx power (device units) */
|
|
uint8_t ibp_ctsrate; /* IEEE tx rate for CTS */
|
|
uint8_t ibp_try1; /* series 2 try count */
|
|
uint8_t ibp_rate1; /* series 2 IEEE tx rate */
|
|
uint8_t ibp_try2; /* series 3 try count */
|
|
uint8_t ibp_rate2; /* series 3 IEEE tx rate */
|
|
uint8_t ibp_try3; /* series 4 try count */
|
|
uint8_t ibp_rate3; /* series 4 IEEE tx rate */
|
|
};
|
|
|
|
#ifdef _KERNEL
|
|
struct ieee80211_tx_params {
|
|
struct ieee80211_bpf_params params;
|
|
};
|
|
int ieee80211_add_xmit_params(struct mbuf *m,
|
|
const struct ieee80211_bpf_params *);
|
|
int ieee80211_get_xmit_params(struct mbuf *m,
|
|
struct ieee80211_bpf_params *);
|
|
|
|
#define IEEE80211_MAX_CHAINS 3
|
|
#define IEEE80211_MAX_EVM_PILOTS 6
|
|
|
|
#define IEEE80211_R_NF 0x0000001 /* global NF value valid */
|
|
#define IEEE80211_R_RSSI 0x0000002 /* global RSSI value valid */
|
|
#define IEEE80211_R_C_CHAIN 0x0000004 /* RX chain count valid */
|
|
#define IEEE80211_R_C_NF 0x0000008 /* per-chain NF value valid */
|
|
#define IEEE80211_R_C_RSSI 0x0000010 /* per-chain RSSI value valid */
|
|
#define IEEE80211_R_C_EVM 0x0000020 /* per-chain EVM valid */
|
|
#define IEEE80211_R_C_HT40 0x0000040 /* RX'ed packet is 40mhz, pilots 4,5 valid */
|
|
#define IEEE80211_R_FREQ 0x0000080 /* Freq value populated, MHz */
|
|
#define IEEE80211_R_IEEE 0x0000100 /* IEEE value populated */
|
|
#define IEEE80211_R_BAND 0x0000200 /* Frequency band populated */
|
|
|
|
struct ieee80211_rx_stats {
|
|
uint32_t r_flags; /* IEEE80211_R_* flags */
|
|
uint8_t c_chain; /* number of RX chains involved */
|
|
int16_t c_nf_ctl[IEEE80211_MAX_CHAINS]; /* per-chain NF */
|
|
int16_t c_nf_ext[IEEE80211_MAX_CHAINS]; /* per-chain NF */
|
|
int16_t c_rssi_ctl[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
|
|
int16_t c_rssi_ext[IEEE80211_MAX_CHAINS]; /* per-chain RSSI */
|
|
uint8_t nf; /* global NF */
|
|
uint8_t rssi; /* global RSSI */
|
|
uint8_t evm[IEEE80211_MAX_CHAINS][IEEE80211_MAX_EVM_PILOTS];
|
|
/* per-chain, per-pilot EVM values */
|
|
uint16_t c_freq;
|
|
uint8_t c_ieee;
|
|
};
|
|
|
|
struct ieee80211_rx_params {
|
|
struct ieee80211_rx_stats params;
|
|
};
|
|
int ieee80211_add_rx_params(struct mbuf *m,
|
|
const struct ieee80211_rx_stats *rxs);
|
|
int ieee80211_get_rx_params(struct mbuf *m,
|
|
struct ieee80211_rx_stats *rxs);
|
|
#endif /* _KERNEL */
|
|
|
|
/*
|
|
* Malloc API. Other BSD operating systems have slightly
|
|
* different malloc/free namings (eg DragonflyBSD.)
|
|
*/
|
|
#define IEEE80211_MALLOC malloc
|
|
#define IEEE80211_FREE free
|
|
|
|
/* XXX TODO: get rid of WAITOK, fix all the users of it? */
|
|
#define IEEE80211_M_NOWAIT M_NOWAIT
|
|
#define IEEE80211_M_WAITOK M_WAITOK
|
|
#define IEEE80211_M_ZERO M_ZERO
|
|
|
|
/* XXX TODO: the type fields */
|
|
|
|
#endif /* _NET80211_IEEE80211_FREEBSD_H_ */
|