1229970Sadrian/*- 2229970Sadrian * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB 3229970Sadrian * All rights reserved. 4229970Sadrian * 5229970Sadrian * Redistribution and use in source and binary forms, with or without 6229970Sadrian * modification, are permitted provided that the following conditions 7229970Sadrian * are met: 8229970Sadrian * 1. Redistributions of source code must retain the above copyright 9229970Sadrian * notice, this list of conditions and the following disclaimer, 10229970Sadrian * without modification. 11229970Sadrian * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12229970Sadrian * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13229970Sadrian * redistribution must be conditioned upon including a substantially 14229970Sadrian * similar Disclaimer requirement for further binary redistribution. 15229970Sadrian * 16229970Sadrian * NO WARRANTY 17229970Sadrian * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18229970Sadrian * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19229970Sadrian * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 20229970Sadrian * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 21229970Sadrian * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 22229970Sadrian * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 23229970Sadrian * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 24229970Sadrian * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 25229970Sadrian * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 26229970Sadrian * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 27229970Sadrian * THE POSSIBILITY OF SUCH DAMAGES. 28229970Sadrian * 29229970Sadrian * $FreeBSD$ 30229970Sadrian */ 31229970Sadrian 32229970Sadrian#ifndef _DEV_WTAP_WTAPVAR_H 33229970Sadrian#define _DEV_WTAP_WTAPVAR_H 34229970Sadrian 35229970Sadrian#include <sys/cdefs.h> 36229970Sadrian#include <sys/param.h> 37229970Sadrian#include <sys/conf.h> 38229970Sadrian#include <sys/module.h> 39229970Sadrian#include <sys/kernel.h> 40229970Sadrian#include <sys/systm.h> 41229970Sadrian#include <sys/sysctl.h> 42229970Sadrian#include <sys/mbuf.h> 43229970Sadrian#include <sys/malloc.h> 44229970Sadrian#include <sys/lock.h> 45229970Sadrian#include <sys/mutex.h> 46229970Sadrian 47229970Sadrian#include <sys/types.h> 48229970Sadrian#include <sys/sockio.h> 49229970Sadrian#include <sys/socket.h> 50229970Sadrian#include <sys/socketvar.h> 51229970Sadrian#include <sys/errno.h> 52229970Sadrian#include <sys/callout.h> 53229970Sadrian#include <sys/endian.h> 54229970Sadrian#include <sys/kthread.h> 55229970Sadrian#include <sys/taskqueue.h> 56229970Sadrian#include <sys/priv.h> 57229970Sadrian#include <sys/sysctl.h> 58229970Sadrian 59229970Sadrian#include <machine/bus.h> 60229970Sadrian 61229970Sadrian#include <net/if.h> 62229970Sadrian#include <net/if_dl.h> 63229970Sadrian#include <net/if_media.h> 64229970Sadrian#include <net/if_types.h> 65229970Sadrian#include <net/if_arp.h> 66229970Sadrian#include <net/ethernet.h> 67229970Sadrian#include <net/if_llc.h> 68229970Sadrian 69229970Sadrian#include <net80211/ieee80211_var.h> 70229970Sadrian#include <net80211/ieee80211_regdomain.h> 71229970Sadrian 72229970Sadrian#include <net/bpf.h> 73229970Sadrian 74229970Sadrian#include <net/vnet.h> 75229970Sadrian 76229970Sadrian#include <netinet/in.h> 77229970Sadrian#include <netinet/if_ether.h> 78229970Sadrian 79229970Sadrian#if 0 80229970Sadrian#define DWTAP_PRINTF(...) printf(__VA_ARGS__) 81229970Sadrian#else 82229970Sadrian#define DWTAP_PRINTF(...) 83229970Sadrian#endif 84229970Sadrian 85229970Sadrian#include "if_wtapioctl.h" 86229970Sadrian 87229970Sadrian#define MAX_NBR_WTAP (64) 88229970Sadrian#define BEACON_INTRERVAL (1000) 89229970Sadrian 90229970SadrianMALLOC_DECLARE(M_WTAP); 91229970SadrianMALLOC_DECLARE(M_WTAP_PACKET); 92229970SadrianMALLOC_DECLARE(M_WTAP_BEACON); 93229970SadrianMALLOC_DECLARE(M_WTAP_RXBUF); 94229970SadrianMALLOC_DECLARE(M_WTAP_PLUGIN); 95229970Sadrian 96229970Sadrian/* driver-specific node state */ 97229970Sadrianstruct wtap_node { 98229970Sadrian struct ieee80211_node an_node; /* base class */ 99229970Sadrian /* future addons */ 100229970Sadrian}; 101229970Sadrian#define WTAP_NODE(ni) ((struct ath_node *)(ni)) 102229970Sadrian#define WTAP_NODE_CONST(ni) ((const struct ath_node *)(ni)) 103229970Sadrian 104229970Sadrianstruct wtap_buf { 105229970Sadrian STAILQ_ENTRY(wtap_buf) bf_list; 106229970Sadrian struct mbuf *m; /* mbuf for buf */ 107229970Sadrian}; 108229970Sadriantypedef STAILQ_HEAD(, wtap_buf) wtap_bufhead; 109229970Sadrian 110229970Sadrian#define WTAP_BUF_BUSY 0x00000002 /* (tx) desc owned by h/w */ 111229970Sadrian 112229970Sadrianstruct wtap_vap { 113229970Sadrian struct ieee80211vap av_vap; /* base class */ 114229970Sadrian int32_t id; /* wtap id */ 115229970Sadrian struct cdev *av_dev; /* userspace injecting frames */ 116229970Sadrian struct wtap_medium *av_md; /* back pointer */ 117229970Sadrian struct mbuf *beacon; /* beacon */ 118229970Sadrian struct ieee80211_node *bf_node; /* pointer to the node */ 119229970Sadrian struct ieee80211_beacon_offsets av_boff;/* dynamic update state */ 120229970Sadrian struct callout av_swba; /* software beacon alert */ 121229970Sadrian uint32_t av_bcinterval; /* beacon interval */ 122229970Sadrian void (*av_recv_mgmt)(struct ieee80211_node *, 123229970Sadrian struct mbuf *, int, int, int); 124229970Sadrian int (*av_newstate)(struct ieee80211vap *, 125229970Sadrian enum ieee80211_state, int); 126229970Sadrian void (*av_bmiss)(struct ieee80211vap *); 127229970Sadrian}; 128229970Sadrian#define WTAP_VAP(vap) ((struct wtap_vap *)(vap)) 129229970Sadrian 130229970Sadrianstruct taskqueue; 131229970Sadrian 132229970Sadrianstruct wtap_softc { 133229970Sadrian int32_t id; 134229970Sadrian int32_t up; 135229970Sadrian struct ifnet *sc_ifp; /* interface common */ 136229970Sadrian struct wtap_medium *sc_md; /* interface medium */ 137229970Sadrian struct ieee80211_node* (* sc_node_alloc) 138229970Sadrian (struct ieee80211vap *, const uint8_t [IEEE80211_ADDR_LEN]); 139229970Sadrian void (*sc_node_free)(struct ieee80211_node *); 140229970Sadrian int (*if_output) /* output routine (enqueue) */ 141229970Sadrian (struct ifnet *, struct mbuf *, struct sockaddr *, struct route *); 142229970Sadrian void (*if_input) (struct ifnet *, struct mbuf *);/* from h/w driver */ 143229970Sadrian int (*if_transmit)(struct ifnet *, struct mbuf *);/* output routine */ 144229970Sadrian struct mtx sc_mtx; /* master lock (recursive) */ 145229970Sadrian struct taskqueue *sc_tq; /* private task queue */ 146229970Sadrian wtap_bufhead sc_rxbuf; /* receive buffer */ 147229970Sadrian struct task sc_rxtask; /* rx int processing */ 148229970Sadrian struct wtap_tx_radiotap_header sc_tx_th; 149229970Sadrian int sc_tx_th_len; 150229970Sadrian struct wtap_rx_radiotap_header sc_rx_th; 151229970Sadrian int sc_rx_th_len; 152229970Sadrian}; 153229970Sadrian 154229970Sadrianint32_t wtap_attach(struct wtap_softc *, const uint8_t *macaddr); 155229970Sadrianint32_t wtap_detach(struct wtap_softc *); 156229970Sadrianvoid wtap_resume(struct wtap_softc *); 157229970Sadrianvoid wtap_suspend(struct wtap_softc *); 158229970Sadrianvoid wtap_shutdown(struct wtap_softc *); 159229970Sadrianvoid wtap_intr(struct wtap_softc *); 160229970Sadrianvoid wtap_inject(struct wtap_softc *, struct mbuf *); 161229970Sadrianvoid wtap_rx_deliver(struct wtap_softc *, struct mbuf *); 162229970Sadrian 163229970Sadrian#endif 164