[Midnightbsd-cvs] src [10030] trunk/sys/dev/wtap: add wtap from freebsd
laffer1 at midnightbsd.org
laffer1 at midnightbsd.org
Sun May 27 18:22:10 EDT 2018
Revision: 10030
http://svnweb.midnightbsd.org/src/?rev=10030
Author: laffer1
Date: 2018-05-27 18:22:10 -0400 (Sun, 27 May 2018)
Log Message:
-----------
add wtap from freebsd
Added Paths:
-----------
trunk/sys/dev/wtap/
trunk/sys/dev/wtap/if_medium.c
trunk/sys/dev/wtap/if_medium.h
trunk/sys/dev/wtap/if_wtap.c
trunk/sys/dev/wtap/if_wtap_module.c
trunk/sys/dev/wtap/if_wtapioctl.h
trunk/sys/dev/wtap/if_wtapvar.h
trunk/sys/dev/wtap/plugins/
trunk/sys/dev/wtap/plugins/visibility.c
trunk/sys/dev/wtap/plugins/visibility.h
trunk/sys/dev/wtap/plugins/visibility_ioctl.h
trunk/sys/dev/wtap/plugins/wtap_plugin.h
trunk/sys/dev/wtap/wtap_hal/
trunk/sys/dev/wtap/wtap_hal/hal.c
trunk/sys/dev/wtap/wtap_hal/hal.h
trunk/sys/dev/wtap/wtap_hal/handler.h
Added: trunk/sys/dev/wtap/if_medium.c
===================================================================
--- trunk/sys/dev/wtap/if_medium.c (rev 0)
+++ trunk/sys/dev/wtap/if_medium.c 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,121 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_medium.c 229970 2012-01-11 17:41:14Z adrian $
+ */
+#include "if_wtapvar.h"
+#include "if_medium.h"
+
+void
+init_medium(struct wtap_medium *md)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ STAILQ_INIT(&md->md_pktbuf);
+ mtx_init(&md->md_mtx, "wtap_medium mtx", NULL, MTX_DEF | MTX_RECURSE);
+
+ /* Event handler for sending packets between wtaps */
+ struct eventhandler *eh = (struct eventhandler *)
+ malloc(sizeof(struct eventhandler), M_WTAP, M_NOWAIT | M_ZERO);
+ eh->tq = taskqueue_create("wtap_tx_taskq", M_NOWAIT | M_ZERO,
+ taskqueue_thread_enqueue, &eh->tq);
+ taskqueue_start_threads(&eh->tq, 1, PI_NET, "%s taskq", "wtap_medium");
+ md->tx_handler = eh;
+ /* Mark medium closed by default */
+ md->open = 0;
+}
+
+void
+deinit_medium(struct wtap_medium *md)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ taskqueue_free(md->tx_handler->tq);
+ free(md->tx_handler, M_WTAP);
+}
+
+int
+medium_transmit(struct wtap_medium *md, int id, struct mbuf*m)
+{
+
+ mtx_lock(&md->md_mtx);
+ if (md->open == 0){
+ DWTAP_PRINTF("[%d] dropping m=%p\n", id, m);
+ m_free(m);
+ mtx_unlock(&md->md_mtx);
+ return 0;
+ }
+
+ DWTAP_PRINTF("[%d] transmiting m=%p\n", id, m);
+ struct packet *p = (struct packet *)malloc(sizeof(struct packet),
+ M_WTAP_PACKET, M_ZERO | M_NOWAIT);
+ p->id = id;
+ p->m = m;
+
+ STAILQ_INSERT_TAIL(&md->md_pktbuf, p, pf_list);
+ taskqueue_enqueue(md->tx_handler->tq, &md->tx_handler->proc);
+ mtx_unlock(&md->md_mtx);
+
+ return 0;
+}
+
+struct packet *
+medium_get_next_packet(struct wtap_medium *md)
+{
+ struct packet *p;
+
+ mtx_lock(&md->md_mtx);
+ p = STAILQ_FIRST(&md->md_pktbuf);
+ if (p == NULL){
+ mtx_unlock(&md->md_mtx);
+ return NULL;
+ }
+
+ STAILQ_REMOVE_HEAD(&md->md_pktbuf, pf_list);
+ mtx_unlock(&md->md_mtx);
+ return p;
+}
+
+void
+medium_open(struct wtap_medium *md)
+{
+
+ mtx_lock(&md->md_mtx);
+ md->open = 1;
+ mtx_unlock(&md->md_mtx);
+}
+
+void
+medium_close(struct wtap_medium *md)
+{
+
+ mtx_lock(&md->md_mtx);
+ md->open = 0;
+ mtx_unlock(&md->md_mtx);
+}
Property changes on: trunk/sys/dev/wtap/if_medium.c
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Added: svn:eol-style
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+native
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+MidnightBSD=%H
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+text/plain
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Added: trunk/sys/dev/wtap/if_medium.h
===================================================================
--- trunk/sys/dev/wtap/if_medium.h (rev 0)
+++ trunk/sys/dev/wtap/if_medium.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,73 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * All rights reserved.
+ *
+ * Copyright (c) 2002-2009 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_medium.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+#ifndef __DEV_WTAP_MEDIUM_H__
+#define __DEV_WTAP_MEDIUM_H__
+
+#include "if_wtapvar.h"
+#include "wtap_hal/handler.h"
+
+struct packet {
+ STAILQ_ENTRY(packet) pf_list;
+ struct mbuf * m;
+ int id;
+};
+typedef STAILQ_HEAD(, packet) md_pkthead;
+
+struct wtap_medium {
+ struct mtx md_mtx;
+#if 0
+ int visibility[MAX_NBR_WTAP];
+ struct stailhead *headp;
+ packet_head pktbuf;
+ STAILQ_HEAD(stailhead, packet) pktbuf;
+ STAILQ_HEAD(stailhead, packet) pktbuf;
+ /* = STAILQ_HEAD_INITIALIZER(head); */
+#endif
+ /* 0 means we drop packets, 1 we queue them */
+ int open;
+ md_pkthead md_pktbuf; /* master queue */
+ struct eventhandler *tx_handler;
+ struct timehandler *bc_handler;
+};
+
+extern void init_medium(struct wtap_medium *);
+extern void deinit_medium(struct wtap_medium *);
+extern void medium_open(struct wtap_medium *);
+extern void medium_close(struct wtap_medium *);
+extern int medium_transmit(struct wtap_medium *, int id, struct mbuf*);
+extern struct packet *medium_get_next_packet(struct wtap_medium *);
+
+#endif /* __DEV_WTAP_MEDIUM_H__ */
Property changes on: trunk/sys/dev/wtap/if_medium.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
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+text/plain
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Added: trunk/sys/dev/wtap/if_wtap.c
===================================================================
--- trunk/sys/dev/wtap/if_wtap.c (rev 0)
+++ trunk/sys/dev/wtap/if_wtap.c 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,923 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * All rights reserved.
+ *
+ * Copyright (c) 2002-2009 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_wtap.c 300060 2016-05-17 15:18:01Z pfg $
+ */
+#include "if_wtapvar.h"
+#include <sys/uio.h> /* uio struct */
+#include <sys/jail.h>
+#include <net/if_var.h>
+#include <net/vnet.h>
+
+#include <net80211/ieee80211_ratectl.h>
+#include "if_medium.h"
+
+/*
+ * This _requires_ vimage to be useful.
+ */
+#ifndef VIMAGE
+#error if_wtap requires VIMAGE.
+#endif /* VIMAGE */
+
+/* device for IOCTL and read/write for debuggin purposes */
+/* Function prototypes */
+static d_open_t wtap_node_open;
+static d_close_t wtap_node_close;
+static d_write_t wtap_node_write;
+static d_ioctl_t wtap_node_ioctl;
+
+static struct cdevsw wtap_cdevsw = {
+ .d_version = D_VERSION,
+ .d_flags = 0,
+ .d_open = wtap_node_open,
+ .d_close = wtap_node_close,
+ .d_write = wtap_node_write,
+ .d_ioctl = wtap_node_ioctl,
+ .d_name = "wtapnode",
+};
+
+static int
+wtap_node_open(struct cdev *dev, int oflags, int devtype, struct thread *p)
+{
+
+ int err = 0;
+ uprintf("Opened device \"echo\" successfully.\n");
+ return(err);
+}
+
+static int
+wtap_node_close(struct cdev *dev, int fflag, int devtype, struct thread *p)
+{
+
+ uprintf("Closing device \"echo.\"\n");
+ return(0);
+}
+
+static int
+wtap_node_write(struct cdev *dev, struct uio *uio, int ioflag)
+{
+ int err = 0;
+ struct mbuf *m;
+ struct ifnet *ifp;
+ struct wtap_softc *sc;
+ uint8_t buf[1024];
+ int buf_len;
+
+ uprintf("write device %s \"echo.\"\n", devtoname(dev));
+ buf_len = MIN(uio->uio_iov->iov_len, 1024);
+ err = copyin(uio->uio_iov->iov_base, buf, buf_len);
+
+ if (err != 0) {
+ uprintf("Write failed: bad address!\n");
+ return (err);
+ }
+
+ MGETHDR(m, M_NOWAIT, MT_DATA);
+ m_copyback(m, 0, buf_len, buf);
+
+ CURVNET_SET(TD_TO_VNET(curthread));
+ IFNET_RLOCK_NOSLEEP();
+
+ TAILQ_FOREACH(ifp, &V_ifnet, if_link) {
+ printf("ifp->if_xname = %s\n", ifp->if_xname);
+ if(strcmp(devtoname(dev), ifp->if_xname) == 0){
+ printf("found match, correspoding wtap = %s\n",
+ ifp->if_xname);
+ sc = (struct wtap_softc *)ifp->if_softc;
+ printf("wtap id = %d\n", sc->id);
+ wtap_inject(sc, m);
+ }
+ }
+
+ IFNET_RUNLOCK_NOSLEEP();
+ CURVNET_RESTORE();
+
+ return(err);
+}
+
+int
+wtap_node_ioctl(struct cdev *dev, u_long cmd, caddr_t data,
+ int fflag, struct thread *td)
+{
+ int error = 0;
+
+ switch(cmd) {
+ default:
+ DWTAP_PRINTF("Unknown WTAP IOCTL\n");
+ error = EINVAL;
+ }
+ return error;
+}
+
+static int wtap_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
+ const struct ieee80211_bpf_params *params);
+
+static int
+wtap_medium_enqueue(struct wtap_vap *avp, struct mbuf *m)
+{
+
+ return medium_transmit(avp->av_md, avp->id, m);
+}
+
+static int
+wtap_media_change(struct ifnet *ifp)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ int error = ieee80211_media_change(ifp);
+ /* NB: only the fixed rate can change and that doesn't need a reset */
+ return (error == ENETRESET ? 0 : error);
+}
+
+/*
+ * Intercept management frames to collect beacon rssi data
+ * and to do ibss merges.
+ */
+static void
+wtap_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m,
+ int subtype, int rssi, int nf)
+{
+ struct ieee80211vap *vap = ni->ni_vap;
+#if 0
+ DWTAP_PRINTF("[%d] %s\n", myath_id(ni), __func__);
+#endif
+ WTAP_VAP(vap)->av_recv_mgmt(ni, m, subtype, rssi, nf);
+}
+
+static int
+wtap_reset_vap(struct ieee80211vap *vap, u_long cmd)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ return 0;
+}
+
+static void
+wtap_beacon_update(struct ieee80211vap *vap, int item)
+{
+ struct ieee80211_beacon_offsets *bo = &WTAP_VAP(vap)->av_boff;
+
+ DWTAP_PRINTF("%s\n", __func__);
+ setbit(bo->bo_flags, item);
+}
+
+/*
+ * Allocate and setup an initial beacon frame.
+ */
+static int
+wtap_beacon_alloc(struct wtap_softc *sc, struct ieee80211_node *ni)
+{
+ struct ieee80211vap *vap = ni->ni_vap;
+ struct wtap_vap *avp = WTAP_VAP(vap);
+
+ DWTAP_PRINTF("[%s] %s\n", ether_sprintf(ni->ni_macaddr), __func__);
+
+ /*
+ * NB: the beacon data buffer must be 32-bit aligned;
+ * we assume the mbuf routines will return us something
+ * with this alignment (perhaps should assert).
+ */
+ avp->beacon = ieee80211_beacon_alloc(ni, &avp->av_boff);
+ if (avp->beacon == NULL) {
+ printf("%s: cannot get mbuf\n", __func__);
+ return ENOMEM;
+ }
+ callout_init(&avp->av_swba, 0);
+ avp->bf_node = ieee80211_ref_node(ni);
+
+ return 0;
+}
+
+static void
+wtap_beacon_config(struct wtap_softc *sc, struct ieee80211vap *vap)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+static void
+wtap_beacon_intrp(void *arg)
+{
+ struct wtap_vap *avp = arg;
+ struct ieee80211vap *vap = arg;
+ struct mbuf *m;
+
+ if (vap->iv_state < IEEE80211_S_RUN) {
+ DWTAP_PRINTF("Skip beacon, not running, state %d", vap->iv_state);
+ return ;
+ }
+ DWTAP_PRINTF("[%d] beacon intrp\n", avp->id); //burst mode
+ /*
+ * Update dynamic beacon contents. If this returns
+ * non-zero then we need to remap the memory because
+ * the beacon frame changed size (probably because
+ * of the TIM bitmap).
+ */
+ m = m_dup(avp->beacon, M_NOWAIT);
+ if (ieee80211_beacon_update(avp->bf_node, &avp->av_boff, m, 0)) {
+ printf("%s, need to remap the memory because the beacon frame"
+ " changed size.\n",__func__);
+ }
+
+ if (ieee80211_radiotap_active_vap(vap))
+ ieee80211_radiotap_tx(vap, m);
+
+#if 0
+ medium_transmit(avp->av_md, avp->id, m);
+#endif
+ wtap_medium_enqueue(avp, m);
+ callout_schedule(&avp->av_swba, avp->av_bcinterval);
+}
+
+static int
+wtap_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
+{
+ struct ieee80211com *ic = vap->iv_ic;
+ struct wtap_softc *sc = ic->ic_ifp->if_softc;
+ struct wtap_vap *avp = WTAP_VAP(vap);
+ struct ieee80211_node *ni = NULL;
+ int error;
+
+ DWTAP_PRINTF("%s\n", __func__);
+
+ ni = ieee80211_ref_node(vap->iv_bss);
+ /*
+ * Invoke the parent method to do net80211 work.
+ */
+ error = avp->av_newstate(vap, nstate, arg);
+ if (error != 0)
+ goto bad;
+
+ if (nstate == IEEE80211_S_RUN) {
+ /* NB: collect bss node again, it may have changed */
+ ieee80211_free_node(ni);
+ ni = ieee80211_ref_node(vap->iv_bss);
+ switch (vap->iv_opmode) {
+ case IEEE80211_M_MBSS:
+ error = wtap_beacon_alloc(sc, ni);
+ if (error != 0)
+ goto bad;
+ wtap_beacon_config(sc, vap);
+ callout_reset(&avp->av_swba, avp->av_bcinterval,
+ wtap_beacon_intrp, vap);
+ break;
+ default:
+ goto bad;
+ }
+ } else if (nstate == IEEE80211_S_INIT) {
+ callout_stop(&avp->av_swba);
+ }
+ ieee80211_free_node(ni);
+ return 0;
+bad:
+ printf("%s: bad\n", __func__);
+ ieee80211_free_node(ni);
+ return error;
+}
+
+static void
+wtap_bmiss(struct ieee80211vap *vap)
+{
+ struct wtap_vap *avp = (struct wtap_vap *)vap;
+
+ DWTAP_PRINTF("%s\n", __func__);
+ avp->av_bmiss(vap);
+}
+
+static struct ieee80211vap *
+wtap_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ],
+ int unit, enum ieee80211_opmode opmode, int flags,
+ const uint8_t bssid[IEEE80211_ADDR_LEN],
+ const uint8_t mac[IEEE80211_ADDR_LEN])
+{
+ struct wtap_softc *sc = ic->ic_ifp->if_softc;
+ struct ieee80211vap *vap;
+ struct wtap_vap *avp;
+ int error;
+ struct ieee80211_node *ni;
+
+ DWTAP_PRINTF("%s\n", __func__);
+
+ avp = malloc(sizeof(struct wtap_vap), M_80211_VAP, M_NOWAIT | M_ZERO);
+ if (avp == NULL)
+ return (NULL);
+ avp->id = sc->id;
+ avp->av_md = sc->sc_md;
+ avp->av_bcinterval = msecs_to_ticks(BEACON_INTRERVAL + 100*sc->id);
+ vap = (struct ieee80211vap *) avp;
+ error = ieee80211_vap_setup(ic, vap, name, unit, IEEE80211_M_MBSS,
+ flags | IEEE80211_CLONE_NOBEACONS, bssid, mac);
+ if (error) {
+ free(avp, M_80211_VAP);
+ return (NULL);
+ }
+
+ /* override various methods */
+ avp->av_recv_mgmt = vap->iv_recv_mgmt;
+ vap->iv_recv_mgmt = wtap_recv_mgmt;
+ vap->iv_reset = wtap_reset_vap;
+ vap->iv_update_beacon = wtap_beacon_update;
+ avp->av_newstate = vap->iv_newstate;
+ vap->iv_newstate = wtap_newstate;
+ avp->av_bmiss = vap->iv_bmiss;
+ vap->iv_bmiss = wtap_bmiss;
+
+ /* complete setup */
+ ieee80211_vap_attach(vap, wtap_media_change, ieee80211_media_status);
+ avp->av_dev = make_dev(&wtap_cdevsw, 0, UID_ROOT, GID_WHEEL, 0600,
+ "%s", (const char *)ic->ic_ifp->if_xname);
+
+ /* TODO this is a hack to force it to choose the rate we want */
+ ni = ieee80211_ref_node(vap->iv_bss);
+ ni->ni_txrate = 130;
+ ieee80211_free_node(ni);
+ return vap;
+}
+
+static void
+wtap_vap_delete(struct ieee80211vap *vap)
+{
+ struct wtap_vap *avp = WTAP_VAP(vap);
+
+ DWTAP_PRINTF("%s\n", __func__);
+ destroy_dev(avp->av_dev);
+ callout_stop(&avp->av_swba);
+ ieee80211_vap_detach(vap);
+ free((struct wtap_vap*) vap, M_80211_VAP);
+}
+
+/* NB: This function is not used.
+ * I had the problem of the queue
+ * being empty all the time.
+ * Maybe I am setting the queue wrong?
+ */
+static void
+wtap_start(struct ifnet *ifp)
+{
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct ifnet *icifp = ic->ic_ifp;
+ struct wtap_softc *sc = icifp->if_softc;
+ struct ieee80211_node *ni;
+ struct mbuf *m;
+
+ DWTAP_PRINTF("my_start, with id=%u\n", sc->id);
+
+ if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0 || sc->up == 0)
+ return;
+ for (;;) {
+ if(IFQ_IS_EMPTY(&ifp->if_snd)){
+ printf("queue empty, just trying to see "
+ "if the other queue is empty\n");
+#if 0
+ printf("queue for id=1, %u\n",
+ IFQ_IS_EMPTY(&global_mscs[1]->ifp->if_snd));
+ printf("queue for id=0, %u\n",
+ IFQ_IS_EMPTY(&global_mscs[0]->ifp->if_snd));
+#endif
+ break;
+ }
+ IFQ_DEQUEUE(&ifp->if_snd, m);
+ if (m == NULL) {
+ printf("error dequeueing from ifp->snd\n");
+ break;
+ }
+ ni = (struct ieee80211_node *) m->m_pkthdr.rcvif;
+ /*
+ * Check for fragmentation. If this frame
+ * has been broken up verify we have enough
+ * buffers to send all the fragments so all
+ * go out or none...
+ */
+#if 0
+ STAILQ_INIT(&frags);
+#endif
+ if ((m->m_flags & M_FRAG)){
+ printf("dont support frags\n");
+ ifp->if_oerrors++;
+ return;
+ }
+ ifp->if_opackets++;
+ if(wtap_raw_xmit(ni, m, NULL) < 0){
+ printf("error raw_xmiting\n");
+ ifp->if_oerrors++;
+ return;
+ }
+ }
+}
+
+static int
+wtap_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
+{
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+ uprintf("%s, command %lu\n", __func__, cmd);
+#endif
+#define IS_RUNNING(ifp) \
+ ((ifp->if_flags & IFF_UP) && (ifp->if_drv_flags & IFF_DRV_RUNNING))
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct wtap_softc *sc = ifp->if_softc;
+ struct ifreq *ifr = (struct ifreq *)data;
+ int error = 0;
+
+ switch (cmd) {
+ case SIOCSIFFLAGS:
+ //printf("%s: %s\n", __func__, "SIOCSIFFLAGS");
+ if (IS_RUNNING(ifp)) {
+ DWTAP_PRINTF("running\n");
+#if 0
+ /*
+ * To avoid rescanning another access point,
+ * do not call ath_init() here. Instead,
+ * only reflect promisc mode settings.
+ */
+ //ath_mode_init(sc);
+#endif
+ } else if (ifp->if_flags & IFF_UP) {
+ DWTAP_PRINTF("up\n");
+ sc->up = 1;
+#if 0
+ /*
+ * Beware of being called during attach/detach
+ * to reset promiscuous mode. In that case we
+ * will still be marked UP but not RUNNING.
+ * However trying to re-init the interface
+ * is the wrong thing to do as we've already
+ * torn down much of our state. There's
+ * probably a better way to deal with this.
+ */
+ //if (!sc->sc_invalid)
+ // ath_init(sc); /* XXX lose error */
+#endif
+ ifp->if_drv_flags |= IFF_DRV_RUNNING;
+ ieee80211_start_all(ic);
+ } else {
+ DWTAP_PRINTF("stoping\n");
+#if 0
+ ath_stop_locked(ifp);
+#ifdef notyet
+ /* XXX must wakeup in places like ath_vap_delete */
+ if (!sc->sc_invalid)
+ ath_hal_setpower(sc->sc_ah, HAL_PM_FULL_SLEEP);
+#endif
+#endif
+ }
+ break;
+ case SIOCGIFMEDIA:
+ case SIOCSIFMEDIA:
+#if 0
+ DWTAP_PRINTF("%s: %s\n", __func__, "SIOCGIFMEDIA|SIOCSIFMEDIA");
+#endif
+ error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
+ break;
+ case SIOCGIFADDR:
+#if 0
+ DWTAP_PRINTF("%s: %s\n", __func__, "SIOCGIFADDR");
+#endif
+ error = ether_ioctl(ifp, cmd, data);
+ break;
+ default:
+ DWTAP_PRINTF("%s: %s [%lu]\n", __func__, "EINVAL", cmd);
+ error = EINVAL;
+ break;
+ }
+ return error;
+#undef IS_RUNNING
+}
+
+static void
+wtap_init(void *arg){
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+static void
+wtap_scan_start(struct ieee80211com *ic)
+{
+
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+}
+
+static void
+wtap_scan_end(struct ieee80211com *ic)
+{
+
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+}
+
+static void
+wtap_set_channel(struct ieee80211com *ic)
+{
+
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+}
+
+static int
+wtap_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
+ const struct ieee80211_bpf_params *params)
+{
+#if 0
+ DWTAP_PRINTF("%s, %p\n", __func__, m);
+#endif
+ struct ieee80211vap *vap = ni->ni_vap;
+ struct wtap_vap *avp = WTAP_VAP(vap);
+
+ if (ieee80211_radiotap_active_vap(vap)) {
+ ieee80211_radiotap_tx(vap, m);
+ }
+ if (m->m_flags & M_TXCB)
+ ieee80211_process_callback(ni, m, 0);
+ ieee80211_free_node(ni);
+ return wtap_medium_enqueue(avp, m);
+}
+
+void
+wtap_inject(struct wtap_softc *sc, struct mbuf *m)
+{
+ struct wtap_buf *bf = (struct wtap_buf *)malloc(sizeof(struct wtap_buf),
+ M_WTAP_RXBUF, M_NOWAIT | M_ZERO);
+ KASSERT(bf != NULL, ("could not allocated a new wtap_buf\n"));
+ bf->m = m;
+
+ mtx_lock(&sc->sc_mtx);
+ STAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
+ taskqueue_enqueue(sc->sc_tq, &sc->sc_rxtask);
+ mtx_unlock(&sc->sc_mtx);
+}
+
+void
+wtap_rx_deliver(struct wtap_softc *sc, struct mbuf *m)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct ieee80211_node *ni;
+ int type;
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+
+ DWTAP_PRINTF("[%d] receiving m=%p\n", sc->id, m);
+ if (m == NULL) { /* NB: shouldn't happen */
+ if_printf(ifp, "%s: no mbuf!\n", __func__);
+ }
+
+ ifp->if_ipackets++;
+
+ ieee80211_dump_pkt(ic, mtod(m, caddr_t), 0,0,0);
+
+ /*
+ * Locate the node for sender, track state, and then
+ * pass the (referenced) node up to the 802.11 layer
+ * for its use.
+ */
+ ni = ieee80211_find_rxnode_withkey(ic,
+ mtod(m, const struct ieee80211_frame_min *),IEEE80211_KEYIX_NONE);
+ if (ni != NULL) {
+ /*
+ * Sending station is known, dispatch directly.
+ */
+ type = ieee80211_input(ni, m, 1<<7, 10);
+ ieee80211_free_node(ni);
+ } else {
+ type = ieee80211_input_all(ic, m, 1<<7, 10);
+ }
+}
+
+static void
+wtap_rx_proc(void *arg, int npending)
+{
+ struct wtap_softc *sc = (struct wtap_softc *)arg;
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct mbuf *m;
+ struct ieee80211_node *ni;
+ int type;
+ struct wtap_buf *bf;
+
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+
+ for(;;) {
+ mtx_lock(&sc->sc_mtx);
+ bf = STAILQ_FIRST(&sc->sc_rxbuf);
+ if (bf == NULL) {
+ mtx_unlock(&sc->sc_mtx);
+ return;
+ }
+ STAILQ_REMOVE_HEAD(&sc->sc_rxbuf, bf_list);
+ mtx_unlock(&sc->sc_mtx);
+ KASSERT(bf != NULL, ("wtap_buf is NULL\n"));
+ m = bf->m;
+ DWTAP_PRINTF("[%d] receiving m=%p\n", sc->id, bf->m);
+ if (m == NULL) { /* NB: shouldn't happen */
+ if_printf(ifp, "%s: no mbuf!\n", __func__);
+ free(bf, M_WTAP_RXBUF);
+ return;
+ }
+
+ ifp->if_ipackets++;
+#if 0
+ ieee80211_dump_pkt(ic, mtod(m, caddr_t), 0,0,0);
+#endif
+
+ /*
+ * Locate the node for sender, track state, and then
+ * pass the (referenced) node up to the 802.11 layer
+ * for its use.
+ */
+ ni = ieee80211_find_rxnode_withkey(ic,
+ mtod(m, const struct ieee80211_frame_min *),
+ IEEE80211_KEYIX_NONE);
+ if (ni != NULL) {
+ /*
+ * Sending station is known, dispatch directly.
+ */
+#if 0
+ ieee80211_radiotap_rx(ni->ni_vap, m);
+#endif
+ type = ieee80211_input(ni, m, 1<<7, 10);
+ ieee80211_free_node(ni);
+ } else {
+#if 0
+ ieee80211_radiotap_rx_all(ic, m);
+#endif
+ type = ieee80211_input_all(ic, m, 1<<7, 10);
+ }
+
+ /* The mbufs are freed by the Net80211 stack */
+ free(bf, M_WTAP_RXBUF);
+ }
+}
+
+static void
+wtap_newassoc(struct ieee80211_node *ni, int isnew)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+/*
+ * Callback from the 802.11 layer to update WME parameters.
+ */
+static int
+wtap_wme_update(struct ieee80211com *ic)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ return 0;
+}
+
+static void
+wtap_update_mcast(struct ifnet *ifp)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+static void
+wtap_update_promisc(struct ifnet *ifp)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+static int
+wtap_if_transmit(struct ifnet *ifp, struct mbuf *m)
+{
+ struct ieee80211_node *ni =
+ (struct ieee80211_node *) m->m_pkthdr.rcvif;
+ struct ieee80211vap *vap = ni->ni_vap;
+ struct wtap_vap *avp = WTAP_VAP(vap);
+
+ if(ni == NULL){
+ printf("m->m_pkthdr.rcvif is NULL we cant radiotap_tx\n");
+ }else{
+ if (ieee80211_radiotap_active_vap(vap))
+ ieee80211_radiotap_tx(vap, m);
+ }
+ if (m->m_flags & M_TXCB)
+ ieee80211_process_callback(ni, m, 0);
+ ieee80211_free_node(ni);
+ return wtap_medium_enqueue(avp, m);
+}
+
+static struct ieee80211_node *
+wtap_node_alloc(struct ieee80211vap *vap, const uint8_t mac[IEEE80211_ADDR_LEN])
+{
+ struct ieee80211_node *ni;
+
+ DWTAP_PRINTF("%s\n", __func__);
+
+ ni = malloc(sizeof(struct ieee80211_node), M_80211_NODE,
+ M_NOWAIT|M_ZERO);
+
+ ni->ni_txrate = 130;
+ return ni;
+}
+
+static void
+wtap_node_free(struct ieee80211_node *ni)
+{
+ struct ieee80211com *ic = ni->ni_ic;
+ struct wtap_softc *sc = ic->ic_ifp->if_softc;
+
+ DWTAP_PRINTF("%s\n", __func__);
+ sc->sc_node_free(ni);
+}
+
+int32_t
+wtap_attach(struct wtap_softc *sc, const uint8_t *macaddr)
+{
+ struct ifnet *ifp;
+ struct ieee80211com *ic;
+ char wtap_name[] = {'w','T','a','p',sc->id,
+ '_','t','a','s','k','q','\0'};
+
+ DWTAP_PRINTF("%s\n", __func__);
+
+ ifp = if_alloc(IFT_IEEE80211);
+ if (ifp == NULL) {
+ printf("can not if_alloc()\n");
+ return -1;
+ }
+ ic = ifp->if_l2com;
+ if_initname(ifp, "wtap", sc->id);
+
+ sc->sc_ifp = ifp;
+ sc->up = 0;
+
+ STAILQ_INIT(&sc->sc_rxbuf);
+ sc->sc_tq = taskqueue_create(wtap_name, M_NOWAIT | M_ZERO,
+ taskqueue_thread_enqueue, &sc->sc_tq);
+ taskqueue_start_threads(&sc->sc_tq, 1, PI_SOFT, "%s taskQ",
+ ifp->if_xname);
+ TASK_INIT(&sc->sc_rxtask, 0, wtap_rx_proc, sc);
+
+ ifp->if_softc = sc;
+ ifp->if_flags = IFF_SIMPLEX | IFF_BROADCAST | IFF_MULTICAST;
+ ifp->if_start = wtap_start;
+ ifp->if_ioctl = wtap_ioctl;
+ ifp->if_init = wtap_init;
+ IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
+ ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
+ IFQ_SET_READY(&ifp->if_snd);
+
+ ic->ic_ifp = ifp;
+ ic->ic_phytype = IEEE80211_T_DS;
+ ic->ic_opmode = IEEE80211_M_MBSS;
+ ic->ic_caps = IEEE80211_C_MBSS;
+
+ ic->ic_max_keyix = 128; /* A value read from Atheros ATH_KEYMAX */
+
+ ic->ic_regdomain.regdomain = SKU_ETSI;
+ ic->ic_regdomain.country = CTRY_SWEDEN;
+ ic->ic_regdomain.location = 1; /* Indoors */
+ ic->ic_regdomain.isocc[0] = 'S';
+ ic->ic_regdomain.isocc[1] = 'E';
+
+ ic->ic_nchans = 1;
+ ic->ic_channels[0].ic_flags = IEEE80211_CHAN_B;
+ ic->ic_channels[0].ic_freq = 2412;
+
+ ieee80211_ifattach(ic, macaddr);
+
+#if 0
+ /* new prototype hook-ups */
+ msc->if_input = ifp->if_input;
+ ifp->if_input = myath_if_input;
+ msc->if_output = ifp->if_output;
+ ifp->if_output = myath_if_output;
+#endif
+ sc->if_transmit = ifp->if_transmit;
+ ifp->if_transmit = wtap_if_transmit;
+
+ /* override default methods */
+ ic->ic_newassoc = wtap_newassoc;
+#if 0
+ ic->ic_updateslot = myath_updateslot;
+#endif
+ ic->ic_wme.wme_update = wtap_wme_update;
+ ic->ic_vap_create = wtap_vap_create;
+ ic->ic_vap_delete = wtap_vap_delete;
+ ic->ic_raw_xmit = wtap_raw_xmit;
+ ic->ic_update_mcast = wtap_update_mcast;
+ ic->ic_update_promisc = wtap_update_promisc;
+
+ sc->sc_node_alloc = ic->ic_node_alloc;
+ ic->ic_node_alloc = wtap_node_alloc;
+ sc->sc_node_free = ic->ic_node_free;
+ ic->ic_node_free = wtap_node_free;
+
+#if 0
+ ic->ic_node_getsignal = myath_node_getsignal;
+#endif
+ ic->ic_scan_start = wtap_scan_start;
+ ic->ic_scan_end = wtap_scan_end;
+ ic->ic_set_channel = wtap_set_channel;
+
+ ieee80211_radiotap_attach(ic,
+ &sc->sc_tx_th.wt_ihdr, sizeof(sc->sc_tx_th),
+ WTAP_TX_RADIOTAP_PRESENT,
+ &sc->sc_rx_th.wr_ihdr, sizeof(sc->sc_rx_th),
+ WTAP_RX_RADIOTAP_PRESENT);
+
+ /* Work here, we must find a way to populate the rate table */
+#if 0
+ if(ic->ic_rt == NULL){
+ printf("no table for ic_curchan\n");
+ ic->ic_rt = ieee80211_get_ratetable(&ic->ic_channels[0]);
+ }
+ printf("ic->ic_rt =%p\n", ic->ic_rt);
+ printf("rate count %d\n", ic->ic_rt->rateCount);
+
+ uint8_t code = ic->ic_rt->info[0].dot11Rate;
+ uint8_t cix = ic->ic_rt->info[0].ctlRateIndex;
+ uint8_t ctl_rate = ic->ic_rt->info[cix].dot11Rate;
+ printf("code=%d, cix=%d, ctl_rate=%d\n", code, cix, ctl_rate);
+
+ uint8_t rix0 = ic->ic_rt->rateCodeToIndex[130];
+ uint8_t rix1 = ic->ic_rt->rateCodeToIndex[132];
+ uint8_t rix2 = ic->ic_rt->rateCodeToIndex[139];
+ uint8_t rix3 = ic->ic_rt->rateCodeToIndex[150];
+ printf("rix0 %u,rix1 %u,rix2 %u,rix3 %u\n", rix0,rix1,rix2,rix3);
+ printf("lpAckDuration=%u\n", ic->ic_rt->info[0].lpAckDuration);
+ printf("rate=%d\n", ic->ic_rt->info[0].rateKbps);
+#endif
+ return 0;
+}
+
+int32_t
+wtap_detach(struct wtap_softc *sc)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+
+ DWTAP_PRINTF("%s\n", __func__);
+ ieee80211_ageq_drain(&ic->ic_stageq);
+ ieee80211_ifdetach(ic);
+ if_free(ifp);
+ return 0;
+}
+
+void
+wtap_resume(struct wtap_softc *sc)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+void
+wtap_suspend(struct wtap_softc *sc)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+void
+wtap_shutdown(struct wtap_softc *sc)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
+
+void
+wtap_intr(struct wtap_softc *sc)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+}
Property changes on: trunk/sys/dev/wtap/if_wtap.c
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/if_wtap_module.c
===================================================================
--- trunk/sys/dev/wtap/if_wtap_module.c (rev 0)
+++ trunk/sys/dev/wtap/if_wtap_module.c 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,188 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_wtap_module.c 300060 2016-05-17 15:18:01Z pfg $
+ */
+#include <sys/param.h>
+#include <sys/module.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/sysctl.h>
+#include <sys/mbuf.h>
+#include <sys/malloc.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/proc.h>
+#include <sys/ucred.h>
+#include <sys/jail.h>
+
+#include <sys/types.h>
+#include <sys/sockio.h>
+#include <sys/socket.h>
+#include <sys/socketvar.h>
+#include <sys/errno.h>
+#include <sys/callout.h>
+#include <sys/endian.h>
+#include <sys/kthread.h>
+#include <sys/taskqueue.h>
+#include <sys/priv.h>
+#include <sys/sysctl.h>
+
+#include <machine/bus.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_media.h>
+#include <net/if_types.h>
+#include <net/if_arp.h>
+#include <net/ethernet.h>
+#include <net/if_llc.h>
+#include <net/vnet.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_regdomain.h>
+
+#include <net/bpf.h>
+
+
+#include <sys/errno.h>
+#include <sys/conf.h> /* cdevsw struct */
+#include <sys/uio.h> /* uio struct */
+
+
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+
+#include "if_wtapvar.h"
+#include "if_wtapioctl.h"
+#include "if_medium.h"
+#include "wtap_hal/hal.h"
+
+/* WTAP PLUGINS */
+#include "plugins/visibility.h"
+
+MALLOC_DEFINE(M_WTAP, "wtap", "wtap wireless simulator");
+MALLOC_DEFINE(M_WTAP_PACKET, "wtap packet", "wtap wireless simulator packet");
+MALLOC_DEFINE(M_WTAP_RXBUF, "wtap rxbuf",
+ "wtap wireless simulator receive buffer");
+MALLOC_DEFINE(M_WTAP_PLUGIN, "wtap plugin", "wtap wireless simulator plugin");
+
+static struct wtap_hal *hal;
+
+/* Function prototypes */
+static d_ioctl_t wtap_ioctl;
+
+static struct cdev *sdev;
+static struct cdevsw wtap_cdevsw = {
+ .d_version = D_VERSION,
+ .d_flags = 0,
+ .d_ioctl = wtap_ioctl,
+ .d_name = "wtapctl",
+};
+
+int
+wtap_ioctl(struct cdev *dev, u_long cmd, caddr_t data,
+ int fflag, struct thread *td)
+{
+ int error = 0;
+
+ CURVNET_SET(CRED_TO_VNET(curthread->td_ucred));
+
+ switch(cmd) {
+ case WTAPIOCTLCRT:
+ if(new_wtap(hal, *(int *)data))
+ error = EINVAL;
+ break;
+ case WTAPIOCTLDEL:
+ if(free_wtap(hal, *(int *)data))
+ error = EINVAL;
+ break;
+ default:
+ DWTAP_PRINTF("Unknown WTAP IOCTL\n");
+ error = EINVAL;
+ }
+
+ CURVNET_RESTORE();
+ return error;
+}
+
+
+/* The function called at load/unload. */
+static int
+event_handler(module_t module, int event, void *arg)
+{
+ struct visibility_plugin *plugin;
+ int e = 0; /* Error, 0 for normal return status */
+
+ switch (event) {
+ case MOD_LOAD:
+ sdev = make_dev(&wtap_cdevsw,0,UID_ROOT,
+ GID_WHEEL,0600,(const char *)"wtapctl");
+ hal = (struct wtap_hal *)malloc(sizeof(struct wtap_hal),
+ M_WTAP, M_NOWAIT | M_ZERO);
+ bzero(hal, sizeof(struct wtap_hal));
+
+ init_hal(hal);
+
+ /* Setting up a simple plugin */
+ plugin = (struct visibility_plugin *)malloc
+ (sizeof(struct visibility_plugin), M_WTAP_PLUGIN,
+ M_NOWAIT | M_ZERO);
+ plugin->base.wp_hal = hal;
+ plugin->base.init = visibility_init;
+ plugin->base.deinit = visibility_deinit;
+ plugin->base.work = visibility_work;
+ register_plugin(hal, (struct wtap_plugin *)plugin);
+
+ printf("Loaded wtap wireless simulator\n");
+ break;
+ case MOD_UNLOAD:
+ destroy_dev(sdev);
+ deregister_plugin(hal);
+ deinit_hal(hal);
+ free(hal, M_WTAP);
+ printf("Unloading wtap wireless simulator\n");
+ break;
+ default:
+ e = EOPNOTSUPP; /* Error, Operation Not Supported */
+ break;
+ }
+
+ return(e);
+}
+
+/* The second argument of DECLARE_MODULE. */
+static moduledata_t wtap_conf = {
+ "wtap", /* module name */
+ event_handler, /* event handler */
+ NULL /* extra data */
+};
+
+DECLARE_MODULE(wtap, wtap_conf, SI_SUB_DRIVERS, SI_ORDER_MIDDLE);
+MODULE_DEPEND(wtap, wlan, 1, 1, 1); /* 802.11 media layer */
Property changes on: trunk/sys/dev/wtap/if_wtap_module.c
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/if_wtapioctl.h
===================================================================
--- trunk/sys/dev/wtap/if_wtapioctl.h (rev 0)
+++ trunk/sys/dev/wtap/if_wtapioctl.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,181 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * All rights reserved.
+ *
+ * Copyright (c) 2002-2009 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_wtapioctl.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+/*
+ * Ioctl-related defintions for the Wireless TAP
+ * based on Atheros Wireless LAN controller driver.
+ */
+
+#ifndef _DEV_WTAP_WTAPIOCTL_H
+#define _DEV_WTAP_WTAPIOCTL_H
+
+#include <sys/param.h>
+#include <net80211/ieee80211_radiotap.h>
+
+#define SIOCGATHSTATS _IOWR('i', 137, struct ifreq)
+#define SIOCZATHSTATS _IOWR('i', 139, struct ifreq)
+
+#define WTAPIOCTLCRT _IOW('W', 1, int)
+#define WTAPIOCTLDEL _IOW('W', 2, int)
+
+struct wtap_stats {
+ u_int32_t ast_watchdog; /* device reset by watchdog */
+ u_int32_t ast_hardware; /* fatal hardware error interrupts */
+ u_int32_t ast_bmiss; /* beacon miss interrupts */
+ u_int32_t ast_bmiss_phantom;/* beacon miss interrupts */
+ u_int32_t ast_bstuck; /* beacon stuck interrupts */
+ u_int32_t ast_rxorn; /* rx overrun interrupts */
+ u_int32_t ast_rxeol; /* rx eol interrupts */
+ u_int32_t ast_txurn; /* tx underrun interrupts */
+ u_int32_t ast_mib; /* mib interrupts */
+ u_int32_t ast_intrcoal; /* interrupts coalesced */
+ u_int32_t ast_tx_packets; /* packet sent on the interface */
+ u_int32_t ast_tx_mgmt; /* management frames transmitted */
+ u_int32_t ast_tx_discard; /* frames discarded prior to assoc */
+ u_int32_t ast_tx_qstop; /* output stopped 'cuz no buffer */
+ u_int32_t ast_tx_encap; /* tx encapsulation failed */
+ u_int32_t ast_tx_nonode; /* tx failed 'cuz no node */
+ u_int32_t ast_tx_nombuf; /* tx failed 'cuz no mbuf */
+ u_int32_t ast_tx_nomcl; /* tx failed 'cuz no cluster */
+ u_int32_t ast_tx_linear; /* tx linearized to cluster */
+ u_int32_t ast_tx_nodata; /* tx discarded empty frame */
+ u_int32_t ast_tx_busdma; /* tx failed for dma resrcs */
+ u_int32_t ast_tx_xretries;/* tx failed 'cuz too many retries */
+ u_int32_t ast_tx_fifoerr; /* tx failed 'cuz FIFO underrun */
+ u_int32_t ast_tx_filtered;/* tx failed 'cuz xmit filtered */
+ u_int32_t ast_tx_shortretry;/* tx on-chip retries (short) */
+ u_int32_t ast_tx_longretry;/* tx on-chip retries (long) */
+ u_int32_t ast_tx_badrate; /* tx failed 'cuz bogus xmit rate */
+ u_int32_t ast_tx_noack; /* tx frames with no ack marked */
+ u_int32_t ast_tx_rts; /* tx frames with rts enabled */
+ u_int32_t ast_tx_cts; /* tx frames with cts enabled */
+ u_int32_t ast_tx_shortpre;/* tx frames with short preamble */
+ u_int32_t ast_tx_altrate; /* tx frames with alternate rate */
+ u_int32_t ast_tx_protect; /* tx frames with protection */
+ u_int32_t ast_tx_ctsburst;/* tx frames with cts and bursting */
+ u_int32_t ast_tx_ctsext; /* tx frames with cts extension */
+ u_int32_t ast_rx_nombuf; /* rx setup failed 'cuz no mbuf */
+ u_int32_t ast_rx_busdma; /* rx setup failed for dma resrcs */
+ u_int32_t ast_rx_orn; /* rx failed 'cuz of desc overrun */
+ u_int32_t ast_rx_crcerr; /* rx failed 'cuz of bad CRC */
+ u_int32_t ast_rx_fifoerr; /* rx failed 'cuz of FIFO overrun */
+ u_int32_t ast_rx_badcrypt;/* rx failed 'cuz decryption */
+ u_int32_t ast_rx_badmic; /* rx failed 'cuz MIC failure */
+ u_int32_t ast_rx_phyerr; /* rx failed 'cuz of PHY err */
+ u_int32_t ast_rx_phy[32]; /* rx PHY error per-code counts */
+ u_int32_t ast_rx_tooshort;/* rx discarded 'cuz frame too short */
+ u_int32_t ast_rx_toobig; /* rx discarded 'cuz frame too large */
+ u_int32_t ast_rx_packets; /* packet recv on the interface */
+ u_int32_t ast_rx_mgt; /* management frames received */
+ u_int32_t ast_rx_ctl; /* rx discarded 'cuz ctl frame */
+ int8_t ast_tx_rssi; /* tx rssi of last ack */
+ int8_t ast_rx_rssi; /* rx rssi from histogram */
+ u_int8_t ast_tx_rate; /* IEEE rate of last unicast tx */
+ u_int32_t ast_be_xmit; /* beacons transmitted */
+ u_int32_t ast_be_nombuf; /* beacon setup failed 'cuz no mbuf */
+ u_int32_t ast_per_cal; /* periodic calibration calls */
+ u_int32_t ast_per_calfail;/* periodic calibration failed */
+ u_int32_t ast_per_rfgain; /* periodic calibration rfgain reset */
+ u_int32_t ast_rate_calls; /* rate control checks */
+ u_int32_t ast_rate_raise; /* rate control raised xmit rate */
+ u_int32_t ast_rate_drop; /* rate control dropped xmit rate */
+ u_int32_t ast_ant_defswitch;/* rx/default antenna switches */
+ u_int32_t ast_ant_txswitch;/* tx antenna switches */
+ u_int32_t ast_ant_rx[8]; /* rx frames with antenna */
+ u_int32_t ast_ant_tx[8]; /* tx frames with antenna */
+ u_int32_t ast_cabq_xmit; /* cabq frames transmitted */
+ u_int32_t ast_cabq_busy; /* cabq found busy */
+ u_int32_t ast_tx_raw; /* tx frames through raw api */
+ u_int32_t ast_ff_txok; /* fast frames tx'd successfully */
+ u_int32_t ast_ff_txerr; /* fast frames tx'd w/ error */
+ u_int32_t ast_ff_rx; /* fast frames rx'd */
+ u_int32_t ast_ff_flush; /* fast frames flushed from staging q */
+ u_int32_t ast_tx_qfull; /* tx dropped 'cuz of queue limit */
+ int8_t ast_rx_noise; /* rx noise floor */
+ u_int32_t ast_tx_nobuf; /* tx dropped 'cuz no ath buffer */
+ u_int32_t ast_tdma_update;/* TDMA slot timing updates */
+ u_int32_t ast_tdma_timers;/* TDMA slot update set beacon timers */
+ u_int32_t ast_tdma_tsf; /* TDMA slot update set TSF */
+ u_int16_t ast_tdma_tsfadjp;/* TDMA slot adjust+ (usec, smoothed)*/
+ u_int16_t ast_tdma_tsfadjm;/* TDMA slot adjust- (usec, smoothed)*/
+ u_int32_t ast_tdma_ack; /* TDMA tx failed 'cuz ACK required */
+ u_int32_t ast_tx_raw_fail;/* raw tx failed 'cuz h/w down */
+ u_int32_t ast_tx_nofrag; /* tx dropped 'cuz no ath frag buffer */
+ u_int32_t ast_be_missed; /* missed beacons */
+ u_int32_t ast_pad[13];
+};
+
+/*
+ * Radio capture format.
+ */
+#define WTAP_RX_RADIOTAP_PRESENT ( \
+ 0)
+
+struct wtap_rx_radiotap_header {
+ struct ieee80211_radiotap_header wr_ihdr;
+#if 0
+ u_int64_t wr_tsf;
+ u_int8_t wr_flags;
+ u_int8_t wr_rate;
+ int8_t wr_antsignal;
+ int8_t wr_antnoise;
+ u_int8_t wr_antenna;
+ u_int8_t wr_pad[3];
+ u_int32_t wr_chan_flags;
+ u_int16_t wr_chan_freq;
+ u_int8_t wr_chan_ieee;
+ int8_t wr_chan_maxpow;
+#endif
+} __packed;
+
+#define WTAP_TX_RADIOTAP_PRESENT ( \
+ 0)
+
+struct wtap_tx_radiotap_header {
+ struct ieee80211_radiotap_header wt_ihdr;
+#if 0
+ u_int64_t wt_tsf;
+ u_int8_t wt_flags;
+ u_int8_t wt_rate;
+ u_int8_t wt_txpower;
+ u_int8_t wt_antenna;
+ u_int32_t wt_chan_flags;
+ u_int16_t wt_chan_freq;
+ u_int8_t wt_chan_ieee;
+ int8_t wt_chan_maxpow;
+#endif
+} __packed;
+
+#endif
Property changes on: trunk/sys/dev/wtap/if_wtapioctl.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/if_wtapvar.h
===================================================================
--- trunk/sys/dev/wtap/if_wtapvar.h (rev 0)
+++ trunk/sys/dev/wtap/if_wtapvar.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,164 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/if_wtapvar.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+#ifndef _DEV_WTAP_WTAPVAR_H
+#define _DEV_WTAP_WTAPVAR_H
+
+#include <sys/cdefs.h>
+#include <sys/param.h>
+#include <sys/conf.h>
+#include <sys/module.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/sysctl.h>
+#include <sys/mbuf.h>
+#include <sys/malloc.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+
+#include <sys/types.h>
+#include <sys/sockio.h>
+#include <sys/socket.h>
+#include <sys/socketvar.h>
+#include <sys/errno.h>
+#include <sys/callout.h>
+#include <sys/endian.h>
+#include <sys/kthread.h>
+#include <sys/taskqueue.h>
+#include <sys/priv.h>
+#include <sys/sysctl.h>
+
+#include <machine/bus.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_media.h>
+#include <net/if_types.h>
+#include <net/if_arp.h>
+#include <net/ethernet.h>
+#include <net/if_llc.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_regdomain.h>
+
+#include <net/bpf.h>
+
+#include <net/vnet.h>
+
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+
+#if 0
+#define DWTAP_PRINTF(...) printf(__VA_ARGS__)
+#else
+#define DWTAP_PRINTF(...)
+#endif
+
+#include "if_wtapioctl.h"
+
+#define MAX_NBR_WTAP (64)
+#define BEACON_INTRERVAL (1000)
+
+MALLOC_DECLARE(M_WTAP);
+MALLOC_DECLARE(M_WTAP_PACKET);
+MALLOC_DECLARE(M_WTAP_BEACON);
+MALLOC_DECLARE(M_WTAP_RXBUF);
+MALLOC_DECLARE(M_WTAP_PLUGIN);
+
+/* driver-specific node state */
+struct wtap_node {
+ struct ieee80211_node an_node; /* base class */
+ /* future addons */
+};
+#define WTAP_NODE(ni) ((struct ath_node *)(ni))
+#define WTAP_NODE_CONST(ni) ((const struct ath_node *)(ni))
+
+struct wtap_buf {
+ STAILQ_ENTRY(wtap_buf) bf_list;
+ struct mbuf *m; /* mbuf for buf */
+};
+typedef STAILQ_HEAD(, wtap_buf) wtap_bufhead;
+
+#define WTAP_BUF_BUSY 0x00000002 /* (tx) desc owned by h/w */
+
+struct wtap_vap {
+ struct ieee80211vap av_vap; /* base class */
+ int32_t id; /* wtap id */
+ struct cdev *av_dev; /* userspace injecting frames */
+ struct wtap_medium *av_md; /* back pointer */
+ struct mbuf *beacon; /* beacon */
+ struct ieee80211_node *bf_node; /* pointer to the node */
+ struct ieee80211_beacon_offsets av_boff;/* dynamic update state */
+ struct callout av_swba; /* software beacon alert */
+ uint32_t av_bcinterval; /* beacon interval */
+ void (*av_recv_mgmt)(struct ieee80211_node *,
+ struct mbuf *, int, int, int);
+ int (*av_newstate)(struct ieee80211vap *,
+ enum ieee80211_state, int);
+ void (*av_bmiss)(struct ieee80211vap *);
+};
+#define WTAP_VAP(vap) ((struct wtap_vap *)(vap))
+
+struct taskqueue;
+
+struct wtap_softc {
+ int32_t id;
+ int32_t up;
+ struct ifnet *sc_ifp; /* interface common */
+ struct wtap_medium *sc_md; /* interface medium */
+ struct ieee80211_node* (* sc_node_alloc)
+ (struct ieee80211vap *, const uint8_t [IEEE80211_ADDR_LEN]);
+ void (*sc_node_free)(struct ieee80211_node *);
+ int (*if_output) /* output routine (enqueue) */
+ (struct ifnet *, struct mbuf *, struct sockaddr *, struct route *);
+ void (*if_input) (struct ifnet *, struct mbuf *);/* from h/w driver */
+ int (*if_transmit)(struct ifnet *, struct mbuf *);/* output routine */
+ struct mtx sc_mtx; /* master lock (recursive) */
+ struct taskqueue *sc_tq; /* private task queue */
+ wtap_bufhead sc_rxbuf; /* receive buffer */
+ struct task sc_rxtask; /* rx int processing */
+ struct wtap_tx_radiotap_header sc_tx_th;
+ int sc_tx_th_len;
+ struct wtap_rx_radiotap_header sc_rx_th;
+ int sc_rx_th_len;
+};
+
+int32_t wtap_attach(struct wtap_softc *, const uint8_t *macaddr);
+int32_t wtap_detach(struct wtap_softc *);
+void wtap_resume(struct wtap_softc *);
+void wtap_suspend(struct wtap_softc *);
+void wtap_shutdown(struct wtap_softc *);
+void wtap_intr(struct wtap_softc *);
+void wtap_inject(struct wtap_softc *, struct mbuf *);
+void wtap_rx_deliver(struct wtap_softc *, struct mbuf *);
+
+#endif
Property changes on: trunk/sys/dev/wtap/if_wtapvar.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/plugins/visibility.c
===================================================================
--- trunk/sys/dev/wtap/plugins/visibility.c (rev 0)
+++ trunk/sys/dev/wtap/plugins/visibility.c 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,242 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/plugins/visibility.c 300060 2016-05-17 15:18:01Z pfg $
+ */
+#include <sys/param.h>
+#include <sys/module.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/sysctl.h>
+#include <sys/mbuf.h>
+#include <sys/malloc.h>
+#include <sys/lock.h>
+#include <sys/mutex.h>
+#include <sys/proc.h>
+#include <sys/ucred.h>
+#include <sys/jail.h>
+
+#include <sys/types.h>
+#include <sys/sockio.h>
+#include <sys/socket.h>
+#include <sys/socketvar.h>
+#include <sys/errno.h>
+#include <sys/callout.h>
+#include <sys/endian.h>
+#include <sys/kthread.h>
+#include <sys/taskqueue.h>
+#include <sys/priv.h>
+#include <sys/sysctl.h>
+
+#include <machine/bus.h>
+
+#include <net/if.h>
+#include <net/if_dl.h>
+#include <net/if_media.h>
+#include <net/if_types.h>
+#include <net/if_arp.h>
+#include <net/ethernet.h>
+#include <net/if_llc.h>
+#include <net/vnet.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_regdomain.h>
+
+#include <net/bpf.h>
+
+
+#include <sys/errno.h>
+#include <sys/conf.h> /* cdevsw struct */
+#include <sys/uio.h> /* uio struct */
+
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+
+#include "visibility.h"
+
+/* Function prototypes */
+static d_ioctl_t vis_ioctl;
+
+static struct cdevsw vis_cdevsw = {
+ .d_version = D_VERSION,
+ .d_flags = 0,
+ .d_ioctl = vis_ioctl,
+ .d_name = "visctl",
+};
+
+void
+visibility_init(struct wtap_plugin *plugin)
+{
+ struct visibility_plugin *vis_plugin;
+
+ vis_plugin = (struct visibility_plugin *) plugin;
+ plugin->wp_sdev = make_dev(&vis_cdevsw,0,UID_ROOT,GID_WHEEL,0600,
+ (const char *)"visctl");
+ plugin->wp_sdev->si_drv1 = vis_plugin;
+ mtx_init(&vis_plugin->pl_mtx, "visibility_plugin mtx",
+ NULL, MTX_DEF | MTX_RECURSE);
+ printf("Using visibility wtap plugin...\n");
+}
+
+void
+visibility_deinit(struct wtap_plugin *plugin)
+{
+ struct visibility_plugin *vis_plugin;
+
+ vis_plugin = (struct visibility_plugin *) plugin;
+ destroy_dev(plugin->wp_sdev);
+ mtx_destroy(&vis_plugin->pl_mtx);
+ free(vis_plugin, M_WTAP_PLUGIN);
+ printf("Removing visibility wtap plugin...\n");
+}
+
+/* We need to use a mutex lock when we read out a visibility map
+ * and when we change visibility map from user space through IOCTL
+ */
+void
+visibility_work(struct wtap_plugin *plugin, struct packet *p)
+{
+ struct visibility_plugin *vis_plugin =
+ (struct visibility_plugin *) plugin;
+ struct wtap_hal *hal = (struct wtap_hal *)vis_plugin->base.wp_hal;
+ struct vis_map *map;
+
+ KASSERT(mtod(p->m, const char *) != (const char *) 0xdeadc0de ||
+ mtod(p->m, const char *) != NULL,
+ ("[%s] got a corrupt packet from master queue, p->m=%p, p->id=%d\n",
+ __func__, p->m, p->id));
+ DWTAP_PRINTF("[%d] BROADCASTING m=%p\n", p->id, p->m);
+ mtx_lock(&vis_plugin->pl_mtx);
+ map = &vis_plugin->pl_node[p->id];
+ mtx_unlock(&vis_plugin->pl_mtx);
+
+ /* This is O(n*n) which is not optimal for large
+ * number of nodes. Another way of doing it is
+ * creating groups of nodes that hear each other.
+ * Atleast for this simple static node plugin.
+ */
+ for(int i=0; i<ARRAY_SIZE; ++i){
+ uint32_t index = map->map[i];
+ for(int j=0; j<32; ++j){
+ int vis = index & 0x01;
+ if(vis){
+ int k = i*ARRAY_SIZE + j;
+ if(hal->hal_devs[k] != NULL
+ && hal->hal_devs[k]->up == 1){
+ struct wtap_softc *sc =
+ hal->hal_devs[k];
+ struct mbuf *m =
+ m_dup(p->m, M_NOWAIT);
+ DWTAP_PRINTF("[%d] duplicated old_m=%p"
+ "to new_m=%p\n", p->id, p->m, m);
+#if 0
+ printf("[%d] sending to %d\n",
+ p->id, k);
+#endif
+ wtap_inject(sc, m);
+ }
+ }
+ index = index >> 1;
+ }
+ }
+}
+
+static void
+add_link(struct visibility_plugin *vis_plugin, struct link *l)
+{
+
+ mtx_lock(&vis_plugin->pl_mtx);
+ struct vis_map *map = &vis_plugin->pl_node[l->id1];
+ int index = l->id2/ARRAY_SIZE;
+ int bit = l->id2 % ARRAY_SIZE;
+ uint32_t value = 1 << bit;
+ map->map[index] = map->map[index] | value;
+ mtx_unlock(&vis_plugin->pl_mtx);
+#if 0
+ printf("l->id1=%d, l->id2=%d, map->map[%d] = %u, bit=%d\n",
+ l->id1, l->id2, index, map->map[index], bit);
+#endif
+}
+
+static void
+del_link(struct visibility_plugin *vis_plugin, struct link *l)
+{
+
+ mtx_lock(&vis_plugin->pl_mtx);
+ struct vis_map *map = &vis_plugin->pl_node[l->id1];
+ int index = l->id2/ARRAY_SIZE;
+ int bit = l->id2 % ARRAY_SIZE;
+ uint32_t value = 1 << bit;
+ map->map[index] = map->map[index] & ~value;
+ mtx_unlock(&vis_plugin->pl_mtx);
+#if 0
+ printf("map->map[index] = %u\n", map->map[index]);
+#endif
+}
+
+
+int
+vis_ioctl(struct cdev *sdev, u_long cmd, caddr_t data,
+ int fflag, struct thread *td)
+{
+ struct visibility_plugin *vis_plugin =
+ (struct visibility_plugin *) sdev->si_drv1;
+ struct wtap_hal *hal = vis_plugin->base.wp_hal;
+ struct link l;
+ int op;
+ int error = 0;
+
+ CURVNET_SET(CRED_TO_VNET(curthread->td_ucred));
+ switch(cmd) {
+ case VISIOCTLOPEN:
+ op = *(int *)data;
+ if(op == 0)
+ medium_close(hal->hal_md);
+ else
+ medium_open(hal->hal_md);
+ break;
+ case VISIOCTLLINK:
+ l = *(struct link *)data;
+ if(l.op == 0)
+ del_link(vis_plugin, &l);
+ else
+ add_link(vis_plugin, &l);
+#if 0
+ printf("op=%d, id1=%d, id2=%d\n", l.op, l.id1, l.id2);
+#endif
+ break;
+ default:
+ DWTAP_PRINTF("Unknown WTAP IOCTL\n");
+ error = EINVAL;
+ }
+
+ CURVNET_RESTORE();
+ return error;
+}
+
Property changes on: trunk/sys/dev/wtap/plugins/visibility.c
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
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## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/plugins/visibility.h
===================================================================
--- trunk/sys/dev/wtap/plugins/visibility.h (rev 0)
+++ trunk/sys/dev/wtap/plugins/visibility.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,57 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/plugins/visibility.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+#ifndef _VISIBILITY_H_
+#define _VISIBILITY_H_
+
+#include "wtap_plugin.h"
+#include "visibility_ioctl.h"
+
+#define CDEV_GET_SOFTC(x) (x)->si_drv1
+
+#define ARRAY_SIZE (32) //We support a maximum of 1024 nodes for now
+
+struct vis_map {
+ uint32_t map[ARRAY_SIZE];
+};
+
+struct visibility_plugin {
+ struct wtap_plugin base;
+ struct mtx pl_mtx;
+ struct vis_map pl_node[MAX_NBR_WTAP];
+};
+
+void visibility_init(struct wtap_plugin *);
+void visibility_deinit(struct wtap_plugin *);
+void visibility_work(struct wtap_plugin *, struct packet *);
+
+#endif
+
Property changes on: trunk/sys/dev/wtap/plugins/visibility.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/plugins/visibility_ioctl.h
===================================================================
--- trunk/sys/dev/wtap/plugins/visibility_ioctl.h (rev 0)
+++ trunk/sys/dev/wtap/plugins/visibility_ioctl.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,52 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/plugins/visibility_ioctl.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+/*
+ * Ioctl-related defintions for the Wireless TAP plugins.
+ */
+
+#ifndef _VISIBILITY_IOCTL_H
+#define _VISIBILITY_IOCTL_H
+
+#include <sys/param.h>
+
+struct link {
+ int op; //0 remove, 1 link
+ int id1;
+ int id2;
+};
+
+#define VISIOCTLOPEN _IOW('W', 3, int) // 0 close, 1 open
+#define VISIOCTLLINK _IOW('W', 4, struct link) //
+
+#endif
+
Property changes on: trunk/sys/dev/wtap/plugins/visibility_ioctl.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/plugins/wtap_plugin.h
===================================================================
--- trunk/sys/dev/wtap/plugins/wtap_plugin.h (rev 0)
+++ trunk/sys/dev/wtap/plugins/wtap_plugin.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,49 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/plugins/wtap_plugin.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+#ifndef _WTAP_PLUGIN_H_
+#define _WTAP_PLUGIN_H_
+
+#include "../if_wtapvar.h"
+#include "../if_medium.h"
+#include "../wtap_hal/hal.h"
+
+
+struct wtap_plugin {
+ struct cdev *wp_sdev;
+ struct wtap_hal *wp_hal;
+ void (*init)(struct wtap_plugin *);
+ void (*deinit)(struct wtap_plugin *);
+ void (*work)(struct wtap_plugin *, struct packet *p);
+};
+
+#endif
+
Property changes on: trunk/sys/dev/wtap/plugins/wtap_plugin.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/wtap_hal/hal.c
===================================================================
--- trunk/sys/dev/wtap/wtap_hal/hal.c (rev 0)
+++ trunk/sys/dev/wtap/wtap_hal/hal.c 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,214 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/wtap_hal/hal.c 229970 2012-01-11 17:41:14Z adrian $
+ */
+#include "hal.h"
+#include "../if_medium.h"
+#include "handler.h"
+
+static void
+hal_tx_proc(void *arg, int npending)
+{
+ struct wtap_hal *hal = (struct wtap_hal *)arg;
+ struct packet *p;
+
+#if 0
+ DWTAP_PRINTF("%s\n", __func__);
+#endif
+
+ hal = (struct wtap_hal *)arg;
+ for(;;){
+ p = medium_get_next_packet(hal->hal_md);
+ if(p == NULL)
+ return;
+
+ hal->plugin->work(hal->plugin, p);
+
+#if 0
+ DWTAP_PRINTF("[%d] freeing m=%p\n", p->id, p->m);
+#endif
+ m_free(p->m);
+ free(p, M_WTAP_PACKET);
+ }
+}
+
+void
+init_hal(struct wtap_hal *hal)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ mtx_init(&hal->hal_mtx, "wtap_hal mtx", NULL, MTX_DEF | MTX_RECURSE);
+
+ hal->hal_md = (struct wtap_medium *)malloc(sizeof(struct wtap_medium),
+ M_WTAP, M_NOWAIT | M_ZERO);
+ bzero(hal->hal_md, sizeof(struct wtap_medium));
+
+ init_medium(hal->hal_md);
+ /* register event handler for packets */
+ TASK_INIT(&hal->hal_md->tx_handler->proc, 0, hal_tx_proc, hal);
+}
+
+void
+register_plugin(struct wtap_hal *hal, struct wtap_plugin *plugin)
+{
+
+ plugin->init(plugin);
+ hal->plugin = plugin;
+}
+
+void
+deregister_plugin(struct wtap_hal *hal)
+{
+
+ hal->plugin->deinit(hal->plugin);
+ hal->plugin = NULL; /* catch illegal usages */
+}
+
+void
+deinit_hal(struct wtap_hal *hal)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ deinit_medium(hal->hal_md);
+ free(hal->hal_md, M_WTAP);
+ mtx_destroy(&hal->hal_mtx);
+}
+
+int32_t
+new_wtap(struct wtap_hal *hal, int32_t id)
+{
+ static const uint8_t mac_pool[64][IEEE80211_ADDR_LEN] = {
+ {0,152,154,152,150,151},
+ {0,152,154,152,150,152},
+ {0,152,154,152,150,153},
+ {0,152,154,152,150,154},
+ {0,152,154,152,150,155},
+ {0,152,154,152,150,156},
+ {0,152,154,152,150,157},
+ {0,152,154,152,150,158},
+ {0,152,154,152,151,151},
+ {0,152,154,152,151,152},
+ {0,152,154,152,151,153},
+ {0,152,154,152,151,154},
+ {0,152,154,152,151,155},
+ {0,152,154,152,151,156},
+ {0,152,154,152,151,157},
+ {0,152,154,152,151,158},
+ {0,152,154,152,152,151},
+ {0,152,154,152,152,152},
+ {0,152,154,152,152,153},
+ {0,152,154,152,152,154},
+ {0,152,154,152,152,155},
+ {0,152,154,152,152,156},
+ {0,152,154,152,152,157},
+ {0,152,154,152,152,158},
+ {0,152,154,152,153,151},
+ {0,152,154,152,153,152},
+ {0,152,154,152,153,153},
+ {0,152,154,152,153,154},
+ {0,152,154,152,153,155},
+ {0,152,154,152,153,156},
+ {0,152,154,152,153,157},
+ {0,152,154,152,153,158},
+ {0,152,154,152,154,151},
+ {0,152,154,152,154,152},
+ {0,152,154,152,154,153},
+ {0,152,154,152,154,154},
+ {0,152,154,152,154,155},
+ {0,152,154,152,154,156},
+ {0,152,154,152,154,157},
+ {0,152,154,152,154,158},
+ {0,152,154,152,155,151},
+ {0,152,154,152,155,152},
+ {0,152,154,152,155,153},
+ {0,152,154,152,155,154},
+ {0,152,154,152,155,155},
+ {0,152,154,152,155,156},
+ {0,152,154,152,155,157},
+ {0,152,154,152,155,158},
+ {0,152,154,152,156,151},
+ {0,152,154,152,156,152},
+ {0,152,154,152,156,153},
+ {0,152,154,152,156,154},
+ {0,152,154,152,156,155},
+ {0,152,154,152,156,156},
+ {0,152,154,152,156,157},
+ {0,152,154,152,156,158},
+ {0,152,154,152,157,151},
+ {0,152,154,152,157,152},
+ {0,152,154,152,157,153},
+ {0,152,154,152,157,154},
+ {0,152,154,152,157,155},
+ {0,152,154,152,157,156},
+ {0,152,154,152,157,157},
+ {0,152,154,152,157,158}
+ };
+
+ DWTAP_PRINTF("%s\n", __func__);
+ uint8_t const *macaddr = mac_pool[id];
+ if(hal->hal_devs[id] != NULL){
+ printf("error, wtap_id=%d already created\n", id);
+ return -1;
+ }
+
+ hal->hal_devs[id] = (struct wtap_softc *)malloc(
+ sizeof(struct wtap_softc), M_WTAP, M_NOWAIT | M_ZERO);
+ bzero(hal->hal_devs[id], sizeof(struct wtap_softc));
+ hal->hal_devs[id]->sc_md = hal->hal_md;
+ hal->hal_devs[id]->id = id;
+ mtx_init(&hal->hal_devs[id]->sc_mtx, "wtap_softc mtx", NULL,
+ MTX_DEF | MTX_RECURSE);
+
+ if(wtap_attach(hal->hal_devs[id], macaddr)){
+ printf("%s, cant alloc new wtap\n", __func__);
+ return -1;
+ }
+
+ return 0;
+}
+
+int32_t
+free_wtap(struct wtap_hal *hal, int32_t id)
+{
+
+ DWTAP_PRINTF("%s\n", __func__);
+ if(hal->hal_devs[id] == NULL){
+ printf("error, wtap_id=%d never created\n", id);
+ return -1;
+ }
+
+ if(wtap_detach(hal->hal_devs[id]))
+ printf("%s, cant alloc new wtap\n", __func__);
+ mtx_destroy(&hal->hal_devs[id]->sc_mtx);
+ free(hal->hal_devs[id], M_WTAP);
+ hal->hal_devs[id] = NULL;
+ return 0;
+}
+
Property changes on: trunk/sys/dev/wtap/wtap_hal/hal.c
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
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## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/wtap_hal/hal.h
===================================================================
--- trunk/sys/dev/wtap/wtap_hal/hal.h (rev 0)
+++ trunk/sys/dev/wtap/wtap_hal/hal.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,56 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/wtap_hal/hal.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+#ifndef _WTAP_HAL_H_
+#define _WTAP_HAL_H_
+
+#include "../if_wtapvar.h"
+#include "../plugins/wtap_plugin.h"
+#include "handler.h"
+
+struct wtap_hal {
+ struct wtap_medium *hal_md;
+ struct mtx hal_mtx;
+ struct wtap_plugin *plugin;
+ struct wtap_softc *hal_devs[MAX_NBR_WTAP];
+};
+
+void init_hal(struct wtap_hal *);
+void deinit_hal(struct wtap_hal *);
+void register_plugin(struct wtap_hal *, struct wtap_plugin *);
+void deregister_plugin(struct wtap_hal *);
+int32_t new_wtap(struct wtap_hal *, int32_t id);
+int32_t free_wtap(struct wtap_hal *, int32_t id);
+
+
+#endif
+
Property changes on: trunk/sys/dev/wtap/wtap_hal/hal.h
___________________________________________________________________
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+MidnightBSD=%H
\ No newline at end of property
Added: svn:mime-type
## -0,0 +1 ##
+text/plain
\ No newline at end of property
Added: trunk/sys/dev/wtap/wtap_hal/handler.h
===================================================================
--- trunk/sys/dev/wtap/wtap_hal/handler.h (rev 0)
+++ trunk/sys/dev/wtap/wtap_hal/handler.h 2018-05-27 22:22:10 UTC (rev 10030)
@@ -0,0 +1,51 @@
+/* $MidnightBSD$ */
+/*-
+ * Copyright (c) 2010-2011 Monthadar Al Jaberi, TerraNet AB
+ * 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,
+ * without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any
+ * redistribution must be conditioned upon including a substantially
+ * similar Disclaimer requirement for further binary redistribution.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES.
+ *
+ * $FreeBSD: stable/10/sys/dev/wtap/wtap_hal/handler.h 229970 2012-01-11 17:41:14Z adrian $
+ */
+
+#ifndef _WTAP_HANDLER_H_
+#define _WTAP_HANDLER_H_
+
+#include "../if_wtapvar.h"
+
+struct timehandler {
+ struct callout cb;
+ void (*proc)(void *);
+};
+
+struct taskqueue;
+
+struct eventhandler {
+ struct taskqueue *tq;
+ struct task proc;
+};
+
+#endif
+
Property changes on: trunk/sys/dev/wtap/wtap_hal/handler.h
___________________________________________________________________
Added: svn:eol-style
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+native
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Added: svn:keywords
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+MidnightBSD=%H
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Added: svn:mime-type
## -0,0 +1 ##
+text/plain
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