LCOM1920-T02G10

/* $NetBSD: ieee80211_netbsd.h,v 1.19 2014/04/07 00:07:40 pooka Exp $ */

/*-

 * Copyright (c) 2003-2005 Sam Leffler, Errno Consulting

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 * 3. The name of the author may not be used to endorse or promote products

 *    derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 *

 * $FreeBSD: src/sys/net80211/ieee80211_freebsd.h,v 1.6 2005/08/08 18:46:36 sam Exp $

 */

#ifndef _NET80211_IEEE80211_NETBSD_H_

#define _NET80211_IEEE80211_NETBSD_H_

#ifdef _KERNEL

#define        IASSERT(__cond, __complaint)                 \

        do {                                         \

                if (!(__cond))                         \

                        panic __complaint ;        \

        } while (/*CONSTCOND*/0)

void if_printf(struct ifnet *, const char *, ...)

    __attribute__((__format__(__printf__,2,3)));

#define        IEEE80211_LOCK_INIT_IMPL(_ic, _name, _member)        \

        mutex_init(&(_ic)->_member, MUTEX_DEFAULT, IPL_NET)

#define        IEEE80211_LOCK_IMPL(_ic, _member)                \

        mutex_enter(&(_ic)->_member)

#define IEEE80211_IS_LOCKED_IMPL(_ic, _member)          \

        mutex_owned(&(_ic)->_member)

#define        IEEE80211_UNLOCK_IMPL(_ic, _member)                \

        mutex_exit(&(_ic)->_member)

#define        IEEE80211_LOCK_ASSERT_IMPL(_ic, _member)        \

        IASSERT(mutex_owned(&(_ic)->_member),                \

            ("%s: IEEE80211_LOCK not held", __func__))

#define IEEE80211_LOCK_DESTROY_IMPL(_ic, _member)          \

        mutex_destroy(&(_ic)->_member)

/*

 * Beacon locking definitions.

 */

typedef kmutex_t ieee80211_beacon_lock_t;

#define        IEEE80211_BEACON_LOCK_INIT(_ic, _name)                \

        IEEE80211_LOCK_INIT_IMPL(_ic, _name, ic_beaconlock)

#define        IEEE80211_BEACON_LOCK_DESTROY(_ic)                \

        IEEE80211_LOCK_DESTROY_IMPL(_ic, ic_beaconlock)

#define        IEEE80211_BEACON_LOCK(_ic)                        \

        IEEE80211_LOCK_IMPL(_ic, ic_beaconlock)

#define        IEEE80211_BEACON_UNLOCK(_ic)                        \

        IEEE80211_UNLOCK_IMPL(_ic, ic_beaconlock)

#define        IEEE80211_BEACON_LOCK_ASSERT(_ic)                \

        IEEE80211_LOCK_ASSERT_IMPL(_ic, ic_beaconlock)

/*

 * Node locking definitions.

 * NB: MTX_DUPOK is because we don't generate per-interface strings.

 */

typedef kmutex_t ieee80211_node_lock_t;

#define        IEEE80211_NODE_LOCK_INIT(_nt, _name)                \

        IEEE80211_LOCK_INIT_IMPL(_nt, _name, nt_nodelock)

#define        IEEE80211_NODE_LOCK_DESTROY(_nt)                \

        IEEE80211_LOCK_DESTROY_IMPL(_nt, nt_nodelock)

#define        IEEE80211_NODE_LOCK(_nt)                        \

        IEEE80211_LOCK_IMPL(_nt, nt_nodelock)

#define IEEE80211_NODE_IS_LOCKED(_nt)                   \

        IEEE80211_IS_LOCKED_IMPL(_nt, nt_nodelock)

#define        IEEE80211_NODE_UNLOCK(_nt)                        \

        IEEE80211_UNLOCK_IMPL(_nt, nt_nodelock)

#define        IEEE80211_NODE_LOCK_ASSERT(_nt)                        \

        IEEE80211_LOCK_ASSERT_IMPL(_nt, nt_nodelock)

/*

 * Node table scangen locking definitions.

 */

typedef kmutex_t ieee80211_scan_lock_t;

#define        IEEE80211_SCAN_LOCK_INIT(_nt, _name)                \

        IEEE80211_LOCK_INIT_IMPL(_nt, _name, nt_scanlock)

#define        IEEE80211_SCAN_LOCK_DESTROY(_nt)                \

        IEEE80211_LOCK_DESTROY_IMPL(_nt, nt_scanlock)

#define        IEEE80211_SCAN_LOCK(_nt)                        \

        IEEE80211_LOCK_IMPL(_nt, nt_scanlock)

#define        IEEE80211_SCAN_UNLOCK(_nt)                        \

        IEEE80211_UNLOCK_IMPL(_nt, nt_scanlock)

#define        IEEE80211_SCAN_LOCK_ASSERT(_nt)                        \

        IEEE80211_LOCK_ASSERT_IMPL(_nt, nt_scanlock)

/*

 * Per-node power-save queue definitions.

 */

#define        IEEE80211_NODE_SAVEQ_INIT(_ni, _name) do {                \

        (_ni)->ni_savedq.ifq_maxlen = IEEE80211_PS_MAX_QUEUE;        \

} while (0)

#define        IEEE80211_NODE_SAVEQ_DESTROY(_ni)

#define        IEEE80211_NODE_SAVEQ_QLEN(_ni)        ((_ni)->ni_savedq.ifq_len)

#define        IEEE80211_NODE_SAVEQ_LOCK(_ni)

#define        IEEE80211_NODE_SAVEQ_UNLOCK(_ni)

#define        IEEE80211_NODE_SAVEQ_DEQUEUE(_ni, _m, _qlen) do {        \

        IEEE80211_NODE_SAVEQ_LOCK(_ni);                                \

        IF_DEQUEUE(&(_ni)->ni_savedq, _m);                        \

        (_qlen) = IEEE80211_NODE_SAVEQ_QLEN(_ni);                \

        IEEE80211_NODE_SAVEQ_UNLOCK(_ni);                        \

} while (0)

#define        IEEE80211_NODE_SAVEQ_DRAIN(_ni, _qlen) do {                \

        IEEE80211_NODE_SAVEQ_LOCK(_ni);                                \

        (_qlen) = IEEE80211_NODE_SAVEQ_QLEN(_ni);                \

        IF_PURGE(&(_ni)->ni_savedq);                                \

        IEEE80211_NODE_SAVEQ_UNLOCK(_ni);                        \

} while (0)

/* XXX could be optimized */

#define        _IEEE80211_NODE_SAVEQ_DEQUEUE_HEAD(_ni, _m) do {        \

        IF_DEQUEUE(&(_ni)->ni_savedq, m);                        \

} while (0)

#define        _IEEE80211_NODE_SAVEQ_ENQUEUE(_ni, _m, _qlen, _age) do {\

        (_m)->m_nextpkt = NULL;                                        \

        if ((_ni)->ni_savedq.ifq_tail != NULL) {                 \

                _age -= M_AGE_GET((_ni)->ni_savedq.ifq_tail);        \

                (_ni)->ni_savedq.ifq_tail->m_nextpkt = (_m);        \

        } else {                                                 \

                (_ni)->ni_savedq.ifq_head = (_m);                 \

        }                                                        \

        M_AGE_SET(_m, _age);                                        \

        (_ni)->ni_savedq.ifq_tail = (_m);                         \

        (_qlen) = ++(_ni)->ni_savedq.ifq_len;                         \

} while (0)

/*

 * 802.1x MAC ACL database locking definitions.

 */

typedef kmutex_t acl_lock_t;

#define        ACL_LOCK_INIT(_as, _name)        \

        IEEE80211_LOCK_INIT_IMPL(_as, _name, as_lock)

#define        ACL_LOCK_DESTROY(_as)                \

        IEEE80211_LOCK_DESTROY_IMPL(_as, as_lock)

#define        ACL_LOCK(_as)                        IEEE80211_LOCK_IMPL(_as, as_lock)

#define        ACL_UNLOCK(_as)                        IEEE80211_UNLOCK_IMPL(_as, as_lock)

#define        ACL_LOCK_ASSERT(_as)                IEEE80211_LOCK_ASSERT_IMPL(_as, as_lock)

struct ifqueue;

void        ieee80211_drain_ifq(struct ifqueue *);

struct mbuf *ieee80211_getmgtframe(u_int8_t **frm, u_int pktlen);

#define        M_PWR_SAV        M_PROTO1                /* bypass PS handling */

#define        M_MORE_DATA        M_LINK3                        /* more data frames to follow */

#define        M_FRAG                M_LINK4                        /* 802.11 fragment */

#define        M_FIRSTFRAG        M_LINK5                        /* first 802.11 fragment */

#define        M_FF                M_LINK6                        /* "fast frames" */

/*

 * Encode WME access control bits in the PROTO flags.

 * This is safe since it's passed directly in to the

 * driver and there's no chance someone else will clobber

 * them on us.

 */

#define        M_WME_AC_MASK        (M_LINK1|M_LINK2)

/* XXX 5 is wrong if M_LINK* are redefined */

#define        M_WME_AC_SHIFT        13

#define        M_WME_SETAC(m, ac) \

        ((m)->m_flags = ((m)->m_flags &~ M_WME_AC_MASK) | \

                ((ac) << M_WME_AC_SHIFT))

#define        M_WME_GETAC(m)        (((m)->m_flags >> M_WME_AC_SHIFT) & 0x3)

/*

 * Mbufs on the power save queue are tagged with an age and

 * timed out.  We reuse the hardware checksum field in the

 * mbuf packet header to store this data.

 */

#define        M_AGE_SET(m,v)                (m->m_pkthdr.csum_data = v)

#define        M_AGE_GET(m)                (m->m_pkthdr.csum_data)

#define        M_AGE_SUB(m,adj)        (m->m_pkthdr.csum_data -= adj)

struct ieee80211com;

#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 */

};

#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) */

#ifdef _KERNEL

#define        ticks        hardclock_ticks

#define        ovbcopy(__src, __dst, __n)        ((void)memmove(__dst, __src, __n))

void        if_printf(struct ifnet *, const char *, ...);

void        get_random_bytes(void *, size_t);

void        ieee80211_sysctl_attach(struct ieee80211com *);

void        ieee80211_sysctl_detach(struct ieee80211com *);

void        ieee80211_load_module(const char *);

void        ieee80211_rssadapt_sysctl_setup(struct sysctllog **);

void        ieee80211_init(void);

#define        IEEE80211_CRYPTO_SETUP(name)                                \

        static void name(void);                                        \

        __link_set_add_text(ieee80211_funcs, name);                \

        static void name(void)

#endif

#endif /* !_NET80211_IEEE80211_NETBSD_H_ */