mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-08-19 06:03:41 +03:00
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23971 3c298f89-4303-0410-b956-a3cf2f4a3e73
1666 lines
54 KiB
Diff
1666 lines
54 KiB
Diff
--- a/ath/if_ath.c
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+++ b/ath/if_ath.c
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@@ -124,7 +124,7 @@ enum {
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};
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static struct ieee80211vap *ath_vap_create(struct ieee80211com *,
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- const char *, int, int, struct net_device *);
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+ const char *, int, int, struct net_device *, struct ieee80211vap *);
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static void ath_vap_delete(struct ieee80211vap *);
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static int ath_init(struct net_device *);
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static int ath_set_ack_bitrate(struct ath_softc *, int);
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@@ -1123,8 +1123,6 @@ ath_attach(u_int16_t devid, struct net_d
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autocreatemode = IEEE80211_M_IBSS;
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else if (!strcmp(autocreate, "ahdemo"))
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autocreatemode = IEEE80211_M_AHDEMO;
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- else if (!strcmp(autocreate, "wds"))
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- autocreatemode = IEEE80211_M_WDS;
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else if (!strcmp(autocreate, "monitor"))
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autocreatemode = IEEE80211_M_MONITOR;
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else {
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@@ -1137,7 +1135,7 @@ ath_attach(u_int16_t devid, struct net_d
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if (autocreatemode != -1) {
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rtnl_lock();
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vap = ieee80211_create_vap(ic, "ath%d", dev,
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- autocreatemode, 0);
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+ autocreatemode, 0, NULL);
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rtnl_unlock();
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if (vap == NULL)
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EPRINTF(sc, "Autocreation of %s VAP failed.", autocreate);
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@@ -1230,14 +1228,14 @@ ath_detach(struct net_device *dev)
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static struct ieee80211vap *
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ath_vap_create(struct ieee80211com *ic, const char *name,
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- int opmode, int flags, struct net_device *mdev)
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+ int opmode, int flags, struct net_device *mdev, struct ieee80211vap *master)
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{
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struct ath_softc *sc = ic->ic_dev->priv;
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struct ath_hal *ah = sc->sc_ah;
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struct net_device *dev;
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struct ath_vap *avp;
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struct ieee80211vap *vap;
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- int ic_opmode;
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+ int ic_opmode = IEEE80211_M_STA;
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if (ic->ic_dev->flags & IFF_RUNNING) {
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/* needs to disable hardware too */
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@@ -1271,8 +1269,12 @@ ath_vap_create(struct ieee80211com *ic,
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} else
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ic_opmode = opmode;
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break;
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- case IEEE80211_M_HOSTAP:
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case IEEE80211_M_WDS:
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+ ic_opmode = ic->ic_opmode;
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+ if (!master)
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+ return NULL;
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+ break;
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+ case IEEE80211_M_HOSTAP:
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/* permit multiple APs and/or WDS links */
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/* XXX sta+ap for repeater/bridge application */
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if ((sc->sc_nvaps != 0) && (ic->ic_opmode == IEEE80211_M_STA))
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@@ -1304,7 +1306,7 @@ ath_vap_create(struct ieee80211com *ic,
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}
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avp = dev->priv;
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- ieee80211_vap_setup(ic, dev, name, opmode, flags);
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+ ieee80211_vap_setup(ic, dev, name, opmode, flags, master);
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/* override with driver methods */
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vap = &avp->av_vap;
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avp->av_newstate = vap->iv_newstate;
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@@ -4209,8 +4211,7 @@ ath_calcrxfilter(struct ath_softc *sc)
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if (ic->ic_opmode == IEEE80211_M_STA ||
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sc->sc_opmode == HAL_M_IBSS || /* NB: AHDEMO too */
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(sc->sc_nostabeacons) || sc->sc_scanning ||
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- ((ic->ic_opmode == IEEE80211_M_HOSTAP) &&
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- (ic->ic_protmode != IEEE80211_PROT_NONE)))
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+ (ic->ic_opmode == IEEE80211_M_HOSTAP))
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rfilt |= HAL_RX_FILTER_BEACON;
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if (sc->sc_nmonvaps > 0)
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rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
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@@ -9032,8 +9033,6 @@ ath_calibrate(unsigned long arg)
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* set sc->beacons if we might need to restart
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* them after ath_reset. */
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if (!sc->sc_beacons &&
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- (TAILQ_FIRST(&ic->ic_vaps)->iv_opmode !=
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- IEEE80211_M_WDS) &&
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!txcont_was_active &&
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!sc->sc_dfs_cac) {
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sc->sc_beacons = 1;
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--- a/net80211/ieee80211.c
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+++ b/net80211/ieee80211.c
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@@ -373,10 +373,25 @@ void
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ieee80211_ifdetach(struct ieee80211com *ic)
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{
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struct ieee80211vap *vap;
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+ int count;
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+
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+ /* bring down all vaps */
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+ TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
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+ ieee80211_stop(vap->iv_dev);
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+ }
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+
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+ /* wait for all subifs to disappear */
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+ do {
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+ schedule();
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+ rtnl_lock();
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+ count = ic->ic_subifs;
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+ rtnl_unlock();
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+ } while (count > 0);
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rtnl_lock();
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- while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL)
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+ while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL) {
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ic->ic_vap_delete(vap);
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+ }
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rtnl_unlock();
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del_timer(&ic->ic_dfs_excl_timer);
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@@ -396,7 +411,7 @@ EXPORT_SYMBOL(ieee80211_ifdetach);
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int
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ieee80211_vap_setup(struct ieee80211com *ic, struct net_device *dev,
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- const char *name, int opmode, int flags)
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+ const char *name, int opmode, int flags, struct ieee80211vap *master)
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{
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#define IEEE80211_C_OPMODE \
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(IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | IEEE80211_C_AHDEMO | \
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@@ -510,9 +525,18 @@ ieee80211_vap_setup(struct ieee80211com
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vap->iv_monitor_crc_errors = 0;
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vap->iv_monitor_phy_errors = 0;
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+ TAILQ_INIT(&vap->iv_wdslinks);
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- IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
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- IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
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+ if (master && (vap->iv_opmode == IEEE80211_M_WDS)) {
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+ vap->iv_master = master;
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+ TAILQ_INSERT_TAIL(&master->iv_wdslinks, vap, iv_wdsnext);
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+ /* use the same BSSID as the master interface */
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+ IEEE80211_ADDR_COPY(vap->iv_myaddr, vap->iv_master->iv_myaddr);
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+ IEEE80211_ADDR_COPY(vap->iv_bssid, vap->iv_master->iv_myaddr);
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+ } else {
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+ IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
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+ IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
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+ }
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/* NB: Defer setting dev_addr so driver can override */
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ieee80211_crypto_vattach(vap);
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@@ -547,7 +571,8 @@ ieee80211_vap_attach(struct ieee80211vap
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ifmedia_set(&vap->iv_media, imr.ifm_active);
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IEEE80211_LOCK_IRQ(ic);
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- TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
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+ if (vap->iv_opmode != IEEE80211_M_WDS)
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+ TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
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IEEE80211_UNLOCK_IRQ(ic);
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IEEE80211_ADDR_COPY(dev->dev_addr, vap->iv_myaddr);
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@@ -579,10 +604,27 @@ ieee80211_vap_detach(struct ieee80211vap
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{
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struct ieee80211com *ic = vap->iv_ic;
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struct net_device *dev = vap->iv_dev;
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+ struct ieee80211vap *avp;
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+
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+ /* Drop all WDS links that belong to this vap */
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+ while ((avp = TAILQ_FIRST(&vap->iv_wdslinks)) != NULL) {
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+ if (avp->iv_state != IEEE80211_S_INIT)
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+ ieee80211_stop(avp->iv_dev);
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+ ic->ic_vap_delete(avp);
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+ }
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IEEE80211_CANCEL_TQUEUE(&vap->iv_stajoin1tq);
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IEEE80211_LOCK_IRQ(ic);
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- TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
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+ if (vap->iv_wdsnode) {
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+ vap->iv_wdsnode->ni_subif = NULL;
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+ ieee80211_unref_node(&vap->iv_wdsnode);
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+ }
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+ if ((vap->iv_opmode == IEEE80211_M_WDS) &&
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+ (vap->iv_master != NULL))
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+ TAILQ_REMOVE(&vap->iv_master->iv_wdslinks, vap, iv_wdsnext);
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+ else
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+ TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
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+
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if (TAILQ_EMPTY(&ic->ic_vaps)) /* reset to supported mode */
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ic->ic_opmode = IEEE80211_M_STA;
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IEEE80211_UNLOCK_IRQ(ic);
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--- a/net80211/ieee80211_ioctl.h
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+++ b/net80211/ieee80211_ioctl.h
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@@ -474,7 +474,7 @@ struct ieee80211req {
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#define IEEE80211_IOC_DTIM_PERIOD 52 /* DTIM period (beacons) */
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#define IEEE80211_IOC_BEACON_INTERVAL 53 /* beacon interval (ms) */
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#define IEEE80211_IOC_ADDMAC 54 /* add sta to MAC ACL table */
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-#define IEEE80211_IOC_DELMAC 55 /* del sta from MAC ACL table */
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+#define IEEE80211_IOC_SETMAC 55 /* set interface wds mac addr */
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#define IEEE80211_IOC_FF 56 /* ATH fast frames (on, off) */
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#define IEEE80211_IOC_TURBOP 57 /* ATH turbo' (on, off) */
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#define IEEE80211_IOC_APPIEBUF 58 /* IE in the management frame */
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@@ -552,8 +552,8 @@ struct ieee80211req_scan_result {
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#define IEEE80211_IOCTL_HALMAP (SIOCIWFIRSTPRIV+21)
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#define IEEE80211_IOCTL_ADDMAC (SIOCIWFIRSTPRIV+22)
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#define IEEE80211_IOCTL_DELMAC (SIOCIWFIRSTPRIV+24)
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-#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+26)
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-#define IEEE80211_IOCTL_WDSDELMAC (SIOCIWFIRSTPRIV+28)
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+#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+25)
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+#define IEEE80211_IOCTL_WDSSETMAC (SIOCIWFIRSTPRIV+26)
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#define IEEE80211_IOCTL_KICKMAC (SIOCIWFIRSTPRIV+30)
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#define IEEE80211_IOCTL_SETSCANLIST (SIOCIWFIRSTPRIV+31)
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@@ -649,6 +649,7 @@ enum {
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IEEE80211_PARAM_BGSCAN_THRESH = 79, /* bg scan rssi threshold */
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IEEE80211_PARAM_RSSI_DIS_THR = 80, /* rssi threshold for disconnection */
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IEEE80211_PARAM_RSSI_DIS_COUNT = 81, /* counter for rssi threshold */
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+ IEEE80211_PARAM_WDS_SEP = 82, /* move wds stations into separate interfaces */
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};
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#define SIOCG80211STATS (SIOCDEVPRIVATE+2)
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--- a/net80211/ieee80211_linux.h
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+++ b/net80211/ieee80211_linux.h
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@@ -81,6 +81,12 @@ set_quality(struct iw_quality *iq, u_int
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#endif
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}
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+#ifndef container_of
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+#define container_of(ptr, type, member) ({ \
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+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
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+ (type *)( (char *)__mptr - offsetof(type,member) );})
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+#endif
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+
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/*
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* Task deferral
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*
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@@ -113,6 +119,29 @@ typedef void *IEEE80211_TQUEUE_ARG;
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#define IEEE80211_RESCHEDULE schedule
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+#include <linux/sched.h>
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+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,41)
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+#include <linux/tqueue.h>
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+#define work_struct tq_struct
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+#define schedule_work(t) schedule_task((t))
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+#define flush_scheduled_work() flush_scheduled_tasks()
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+#define IEEE80211_INIT_WORK(t, f) do { \
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+ memset((t), 0, sizeof(struct tq_struct)); \
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+ (t)->routine = (void (*)(void*)) (f); \
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+ (t)->data=(void *) (t); \
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+} while (0)
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+#else
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+#include <linux/workqueue.h>
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+
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+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
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+#define IEEE80211_INIT_WORK(_t, _f) INIT_WORK((_t), (void (*)(void *))(_f), (_t));
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+#else
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+#define IEEE80211_INIT_WORK(_t, _f) INIT_WORK((_t), (_f));
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+#endif
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+
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+#endif /* KERNEL_VERSION < 2.5.41 */
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+
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+
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/* Locking */
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/* NB: beware, spin_is_locked() is not usefully defined for !(DEBUG || SMP)
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* because spinlocks do not exist in this configuration. Instead IRQs
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@@ -167,6 +196,14 @@ typedef spinlock_t ieee80211com_lock_t;
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IEEE80211_VAPS_LOCK_ASSERT(_ic); \
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spin_unlock_bh(&(_ic)->ic_vapslock); \
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} while (0)
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+#define IEEE80211_VAPS_LOCK_IRQ(_ic) do { \
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+ unsigned long __ilockflags; \
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+ IEEE80211_VAPS_LOCK_CHECK(_ic); \
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+ spin_lock_irqsave(&(_ic)->ic_vapslock, __ilockflags);
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+#define IEEE80211_VAPS_UNLOCK_IRQ(_ic) \
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+ IEEE80211_VAPS_LOCK_ASSERT(_ic); \
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+ spin_unlock_irqrestore(&(_ic)->ic_vapslock, __ilockflags); \
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+} while (0)
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#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked)
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#define IEEE80211_VAPS_LOCK_ASSERT(_ic) \
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@@ -650,5 +687,5 @@ struct ifreq;
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int ieee80211_ioctl_create_vap(struct ieee80211com *, struct ifreq *,
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struct net_device *);
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struct ieee80211vap *ieee80211_create_vap(struct ieee80211com *, char *,
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- struct net_device *, int, int);
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+ struct net_device *, int, int, struct ieee80211vap *);
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#endif /* _NET80211_IEEE80211_LINUX_H_ */
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--- a/net80211/ieee80211_var.h
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+++ b/net80211/ieee80211_var.h
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@@ -187,6 +187,12 @@ struct ieee80211vap {
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struct ieee80211_proc_entry *iv_proc_entries;
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struct vlan_group *iv_vlgrp; /* vlan group state */
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+ /* list of wds links */
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+ TAILQ_HEAD(, ieee80211vap) iv_wdslinks;
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+ TAILQ_ENTRY(ieee80211vap) iv_wdsnext;
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+ struct ieee80211vap *iv_master;
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+ struct ieee80211_node *iv_wdsnode;
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+
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TAILQ_ENTRY(ieee80211vap) iv_next; /* list of vap instances */
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struct ieee80211com *iv_ic; /* back ptr to common state */
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u_int32_t iv_debug; /* debug msg flags */
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@@ -316,6 +322,7 @@ struct ieee80211com {
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u_int8_t ic_myaddr[IEEE80211_ADDR_LEN];
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struct timer_list ic_inact; /* mgmt/inactivity timer */
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+ unsigned int ic_subifs;
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u_int32_t ic_flags; /* state flags */
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u_int32_t ic_flags_ext; /* extension of state flags */
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u_int32_t ic_caps; /* capabilities */
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@@ -447,7 +454,7 @@ struct ieee80211com {
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atomic_t ic_node_counter;
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/* Virtual AP create/delete */
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struct ieee80211vap *(*ic_vap_create)(struct ieee80211com *,
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- const char *, int, int, struct net_device *);
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+ const char *, int, int, struct net_device *, struct ieee80211vap *);
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void (*ic_vap_delete)(struct ieee80211vap *);
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/* Send/recv 802.11 management frame */
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@@ -619,6 +626,7 @@ MALLOC_DECLARE(M_80211_VAP);
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#define IEEE80211_FEXT_DROPUNENC_EAPOL 0x00000800 /* CONF: drop unencrypted eapol frames */
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#define IEEE80211_FEXT_APPIE_UPDATE 0x00001000 /* STATE: beacon APP IE updated */
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#define IEEE80211_FEXT_BGSCAN_THR 0x00002000 /* bgscan due to low rssi */
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+#define IEEE80211_FEXT_WDSSEP 0x00004000 /* move wds clients into separate interfaces */
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#define IEEE80211_COM_UAPSD_ENABLE(_ic) ((_ic)->ic_flags_ext |= IEEE80211_FEXT_UAPSD)
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#define IEEE80211_COM_UAPSD_DISABLE(_ic) ((_ic)->ic_flags_ext &= ~IEEE80211_FEXT_UAPSD)
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@@ -703,7 +711,7 @@ MALLOC_DECLARE(M_80211_VAP);
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int ieee80211_ifattach(struct ieee80211com *);
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void ieee80211_ifdetach(struct ieee80211com *);
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int ieee80211_vap_setup(struct ieee80211com *, struct net_device *,
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- const char *, int, int);
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+ const char *, int, int, struct ieee80211vap *);
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int ieee80211_vap_attach(struct ieee80211vap *, ifm_change_cb_t, ifm_stat_cb_t);
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void ieee80211_vap_detach(struct ieee80211vap *);
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void ieee80211_mark_dfs(struct ieee80211com *, struct ieee80211_channel *);
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--- a/net80211/ieee80211_wireless.c
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+++ b/net80211/ieee80211_wireless.c
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@@ -2190,7 +2190,7 @@ ieee80211_setupxr(struct ieee80211vap *v
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ieee80211_scan_flush(ic); /* NB: could optimize */
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if (!(xrvap = ic->ic_vap_create(ic, name, IEEE80211_M_HOSTAP,
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- IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev)))
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+ IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev, NULL)))
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return;
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|
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/* We use iv_xrvap to link to the parent VAP as well */
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@@ -2867,6 +2867,14 @@ ieee80211_ioctl_setparam(struct net_devi
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else
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vap->iv_minrateindex = 0;
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break;
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+ case IEEE80211_PARAM_WDS_SEP:
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+ if (vap->iv_opmode != IEEE80211_M_HOSTAP)
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+ retv = -EINVAL;
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+ else if (value)
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+ vap->iv_flags_ext |= IEEE80211_FEXT_WDSSEP;
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+ else
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+ vap->iv_flags_ext &= ~IEEE80211_FEXT_WDSSEP;
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+ break;
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#ifdef ATH_REVERSE_ENGINEERING
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case IEEE80211_PARAM_DUMPREGS:
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ieee80211_dump_registers(dev, info, w, extra);
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@@ -3223,6 +3231,9 @@ ieee80211_ioctl_getparam(struct net_devi
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case IEEE80211_PARAM_MINRATE:
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param[0] = vap->iv_minrateindex;
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break;
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+ case IEEE80211_PARAM_WDS_SEP:
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+ param[0] = !!(vap->iv_flags_ext & IEEE80211_FEXT_WDSSEP);
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+ break;
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default:
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return -EOPNOTSUPP;
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}
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@@ -3801,74 +3812,54 @@ ieee80211_ioctl_setmlme(struct net_devic
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return 0;
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}
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+#define WDSNAME ".wds%d"
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static int
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-ieee80211_ioctl_wdsmac(struct net_device *dev, struct iw_request_info *info,
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+ieee80211_ioctl_wdsaddmac(struct net_device *dev, struct iw_request_info *info,
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void *w, char *extra)
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{
|
|
struct ieee80211vap *vap = dev->priv;
|
|
struct sockaddr *sa = (struct sockaddr *)extra;
|
|
+ struct ieee80211com *ic = vap->iv_ic;
|
|
+ struct ieee80211vap *avp;
|
|
+ char *name;
|
|
|
|
- if (!IEEE80211_ADDR_NULL(vap->wds_mac)) {
|
|
- printk("%s: Failed to add WDS MAC: " MAC_FMT "\n", dev->name,
|
|
- MAC_ADDR(sa->sa_data));
|
|
- printk("%s: Device already has WDS mac address attached,"
|
|
- " remove first\n", dev->name);
|
|
- return -1;
|
|
- }
|
|
-
|
|
- memcpy(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
|
|
+ if (vap->iv_opmode != IEEE80211_M_HOSTAP)
|
|
+ return -EINVAL;
|
|
|
|
- printk("%s: Added WDS MAC: " MAC_FMT "\n", dev->name,
|
|
- MAC_ADDR(vap->wds_mac));
|
|
+ name = kmalloc(strlen(vap->iv_dev->name) + sizeof(WDSNAME) + 1, GFP_KERNEL);
|
|
+ if (!name)
|
|
+ return -ENOMEM;
|
|
|
|
- if (IS_UP(vap->iv_dev)) {
|
|
- /* Force us back to scan state to force us to go back through RUN
|
|
- * state and create/pin the WDS peer node into memory. */
|
|
- return ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
|
|
- }
|
|
+ strcpy(name, vap->iv_dev->name);
|
|
+ strcat(name, WDSNAME);
|
|
+ avp = ieee80211_create_vap(ic, name, ic->ic_dev, IEEE80211_M_WDS, 0, vap);
|
|
+ kfree(name);
|
|
+ if (!avp)
|
|
+ return -ENOMEM;
|
|
|
|
+ memcpy(avp->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
|
|
return 0;
|
|
}
|
|
+#undef WDSNAME
|
|
|
|
static int
|
|
-ieee80211_ioctl_wdsdelmac(struct net_device *dev, struct iw_request_info *info,
|
|
+ieee80211_ioctl_wdssetmac(struct net_device *dev, struct iw_request_info *info,
|
|
void *w, char *extra)
|
|
{
|
|
struct ieee80211vap *vap = dev->priv;
|
|
struct sockaddr *sa = (struct sockaddr *)extra;
|
|
- struct ieee80211com *ic = vap->iv_ic;
|
|
- struct ieee80211_node *wds_ni;
|
|
|
|
- /* WDS Mac address filed already? */
|
|
- if (IEEE80211_ADDR_NULL(vap->wds_mac))
|
|
- return 0;
|
|
+ if (vap->iv_opmode != IEEE80211_M_WDS)
|
|
+ return -EINVAL;
|
|
|
|
- /* Compare suplied MAC address with WDS MAC of this interface
|
|
- * remove when mac address is known
|
|
- */
|
|
- if (memcmp(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN) == 0) {
|
|
- if (IS_UP(vap->iv_dev)) {
|
|
- wds_ni = ieee80211_find_txnode(vap, vap->wds_mac);
|
|
- if (wds_ni != NULL) {
|
|
- /* Release reference created by find node */
|
|
- ieee80211_unref_node(&wds_ni);
|
|
- /* Release reference created by transition to RUN state,
|
|
- * [pinning peer node into the table] */
|
|
- ieee80211_unref_node(&wds_ni);
|
|
- }
|
|
- }
|
|
- memset(vap->wds_mac, 0x00, IEEE80211_ADDR_LEN);
|
|
- if (IS_UP(vap->iv_dev)) {
|
|
- /* This leaves a dead WDS node, until started again */
|
|
- return ic->ic_reset(ic->ic_dev);
|
|
- }
|
|
- return 0;
|
|
+ memcpy(vap->wds_mac, sa->sa_data, IEEE80211_ADDR_LEN);
|
|
+ if (IS_UP(vap->iv_dev)) {
|
|
+ /* Force us back to scan state to force us to go back through RUN
|
|
+ * state and create/pin the WDS peer node into memory. */
|
|
+ return ieee80211_new_state(vap, IEEE80211_S_SCAN, 0);
|
|
}
|
|
|
|
- printk("%s: WDS MAC address " MAC_FMT " is not known by this interface\n",
|
|
- dev->name, MAC_ADDR(sa->sa_data));
|
|
-
|
|
- return -1;
|
|
+ return 0;
|
|
}
|
|
|
|
/*
|
|
@@ -4470,6 +4461,8 @@ get_sta_space(void *arg, struct ieee8021
|
|
struct ieee80211vap *vap = ni->ni_vap;
|
|
size_t ielen;
|
|
|
|
+ if (req->vap->iv_wdsnode && ni->ni_subif)
|
|
+ vap = ni->ni_subif;
|
|
if (vap != req->vap && vap != req->vap->iv_xrvap) /* only entries for this vap */
|
|
return;
|
|
if ((vap->iv_opmode == IEEE80211_M_HOSTAP ||
|
|
@@ -4489,6 +4482,8 @@ get_sta_info(void *arg, struct ieee80211
|
|
size_t ielen, len;
|
|
u_int8_t *cp;
|
|
|
|
+ if (req->vap->iv_wdsnode && ni->ni_subif)
|
|
+ vap = ni->ni_subif;
|
|
if (vap != req->vap && vap != req->vap->iv_xrvap) /* only entries for this vap (or) xrvap */
|
|
return;
|
|
if ((vap->iv_opmode == IEEE80211_M_HOSTAP ||
|
|
@@ -5391,8 +5386,8 @@ static const struct iw_priv_args ieee802
|
|
IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac"},
|
|
{ IEEE80211_IOCTL_WDSADDMAC,
|
|
IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_add" },
|
|
- { IEEE80211_IOCTL_WDSDELMAC,
|
|
- IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_del" },
|
|
+ { IEEE80211_IOCTL_WDSSETMAC,
|
|
+ IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0,"wds_set" },
|
|
{ IEEE80211_IOCTL_SETCHANLIST,
|
|
IW_PRIV_TYPE_CHANLIST | IW_PRIV_SIZE_FIXED, 0,"setchanlist" },
|
|
{ IEEE80211_IOCTL_GETCHANLIST,
|
|
@@ -5790,6 +5785,10 @@ static const struct iw_priv_args ieee802
|
|
0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_minrate"},
|
|
{ IEEE80211_IOCTL_SETSCANLIST,
|
|
IW_PRIV_TYPE_CHAR | 255, 0, "setscanlist"},
|
|
+ { IEEE80211_PARAM_WDS_SEP,
|
|
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wdssep"},
|
|
+ { IEEE80211_PARAM_WDS_SEP,
|
|
+ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_wdssep"},
|
|
|
|
#ifdef ATH_REVERSE_ENGINEERING
|
|
/*
|
|
@@ -5884,8 +5883,8 @@ static const iw_handler ieee80211_priv_h
|
|
#endif
|
|
set_priv(IEEE80211_IOCTL_ADDMAC, ieee80211_ioctl_addmac),
|
|
set_priv(IEEE80211_IOCTL_DELMAC, ieee80211_ioctl_delmac),
|
|
- set_priv(IEEE80211_IOCTL_WDSADDMAC, ieee80211_ioctl_wdsmac),
|
|
- set_priv(IEEE80211_IOCTL_WDSDELMAC, ieee80211_ioctl_wdsdelmac),
|
|
+ set_priv(IEEE80211_IOCTL_WDSADDMAC, ieee80211_ioctl_wdsaddmac),
|
|
+ set_priv(IEEE80211_IOCTL_WDSSETMAC, ieee80211_ioctl_wdssetmac),
|
|
set_priv(IEEE80211_IOCTL_KICKMAC, ieee80211_ioctl_kickmac),
|
|
set_priv(IEEE80211_IOCTL_SETSCANLIST, ieee80211_ioctl_setscanlist),
|
|
#ifdef ATH_REVERSE_ENGINEERING
|
|
@@ -5913,6 +5912,8 @@ static int
|
|
ieee80211_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
|
|
{
|
|
struct ieee80211vap *vap = dev->priv;
|
|
+ struct ieee80211com *ic = vap->iv_ic;
|
|
+ struct ieee80211_node *ni;
|
|
|
|
switch (cmd) {
|
|
case SIOCG80211STATS:
|
|
@@ -5921,8 +5922,20 @@ ieee80211_ioctl(struct net_device *dev,
|
|
case SIOC80211IFDESTROY:
|
|
if (!capable(CAP_NET_ADMIN))
|
|
return -EPERM;
|
|
+ /* drop all node subifs */
|
|
+ TAILQ_FOREACH(ni, &ic->ic_sta.nt_node, ni_list) {
|
|
+ struct ieee80211vap *avp = ni->ni_subif;
|
|
+
|
|
+ if (ni->ni_vap != vap)
|
|
+ continue;
|
|
+ if (!avp)
|
|
+ continue;
|
|
+ ni->ni_subif = NULL;
|
|
+ ieee80211_stop(avp->iv_dev);
|
|
+ ic->ic_vap_delete(avp);
|
|
+ }
|
|
ieee80211_stop(vap->iv_dev); /* force state before cleanup */
|
|
- vap->iv_ic->ic_vap_delete(vap);
|
|
+ ic->ic_vap_delete(vap);
|
|
return 0;
|
|
case IEEE80211_IOCTL_GETKEY:
|
|
return ieee80211_ioctl_getkey(dev, (struct iwreq *) ifr);
|
|
@@ -5956,7 +5969,7 @@ ieee80211_ioctl_create_vap(struct ieee80
|
|
|
|
strncpy(name, cp.icp_name, sizeof(name));
|
|
|
|
- vap = ieee80211_create_vap(ic, name, mdev, cp.icp_opmode, cp.icp_flags);
|
|
+ vap = ieee80211_create_vap(ic, name, mdev, cp.icp_opmode, cp.icp_flags, NULL);
|
|
if (vap == NULL)
|
|
return -EIO;
|
|
|
|
@@ -5973,9 +5986,9 @@ EXPORT_SYMBOL(ieee80211_ioctl_create_vap
|
|
*/
|
|
struct ieee80211vap*
|
|
ieee80211_create_vap(struct ieee80211com *ic, char *name,
|
|
- struct net_device *mdev, int opmode, int opflags)
|
|
+ struct net_device *mdev, int opmode, int opflags, struct ieee80211vap *master)
|
|
{
|
|
- return ic->ic_vap_create(ic, name, opmode, opflags, mdev);
|
|
+ return ic->ic_vap_create(ic, name, opmode, opflags, mdev, master);
|
|
}
|
|
EXPORT_SYMBOL(ieee80211_create_vap);
|
|
|
|
--- a/net80211/ieee80211_input.c
|
|
+++ b/net80211/ieee80211_input.c
|
|
@@ -199,8 +199,10 @@ ieee80211_input(struct ieee80211vap * va
|
|
{
|
|
#define HAS_SEQ(type) ((type & 0x4) == 0)
|
|
struct ieee80211_node * ni = ni_or_null;
|
|
- struct ieee80211com *ic = vap->iv_ic;
|
|
- struct net_device *dev = vap->iv_dev;
|
|
+ struct ieee80211com *ic;
|
|
+ struct net_device *dev;
|
|
+ struct ieee80211_node *ni_wds = NULL;
|
|
+ struct net_device_stats *stats;
|
|
struct ieee80211_frame *wh;
|
|
struct ieee80211_key *key;
|
|
struct ether_header *eh;
|
|
@@ -212,6 +214,19 @@ ieee80211_input(struct ieee80211vap * va
|
|
u_int8_t *bssid;
|
|
u_int16_t rxseq;
|
|
|
|
+ type = -1; /* undefined */
|
|
+
|
|
+ if (!vap)
|
|
+ goto out;
|
|
+
|
|
+ ic = vap->iv_ic;
|
|
+ if (!ic)
|
|
+ goto out;
|
|
+
|
|
+ dev = vap->iv_dev;
|
|
+ if (!dev)
|
|
+ goto out;
|
|
+
|
|
/* initialize ni as in the previous API */
|
|
if (ni_or_null == NULL) {
|
|
/* This function does not 'own' vap->iv_bss, so we cannot
|
|
@@ -227,7 +242,6 @@ ieee80211_input(struct ieee80211vap * va
|
|
|
|
/* XXX adjust device in sk_buff? */
|
|
|
|
- type = -1; /* undefined */
|
|
/*
|
|
* In monitor mode, send everything directly to bpf.
|
|
* Also do not process frames w/o i_addr2 any further.
|
|
@@ -434,7 +448,7 @@ ieee80211_input(struct ieee80211vap * va
|
|
|
|
switch (type) {
|
|
case IEEE80211_FC0_TYPE_DATA:
|
|
- hdrspace = ieee80211_hdrspace(ic, wh);
|
|
+ hdrspace = ieee80211_hdrsize(wh);
|
|
if (skb->len < hdrspace) {
|
|
IEEE80211_DISCARD(vap, IEEE80211_MSG_ANY,
|
|
wh, "data", "too short: len %u, expecting %u",
|
|
@@ -444,16 +458,24 @@ ieee80211_input(struct ieee80211vap * va
|
|
}
|
|
switch (vap->iv_opmode) {
|
|
case IEEE80211_M_STA:
|
|
- if ((dir != IEEE80211_FC1_DIR_FROMDS) &&
|
|
- (!((vap->iv_flags_ext & IEEE80211_FEXT_WDS) &&
|
|
- (dir == IEEE80211_FC1_DIR_DSTODS)))) {
|
|
+ switch(dir) {
|
|
+ case IEEE80211_FC1_DIR_FROMDS:
|
|
+ break;
|
|
+ case IEEE80211_FC1_DIR_DSTODS:
|
|
+ if (vap->iv_flags_ext & IEEE80211_FEXT_WDS)
|
|
+ break;
|
|
+ default:
|
|
IEEE80211_DISCARD(vap, IEEE80211_MSG_ANY,
|
|
wh, "data", "invalid dir 0x%x", dir);
|
|
vap->iv_stats.is_rx_wrongdir++;
|
|
goto out;
|
|
}
|
|
|
|
- if (IEEE80211_IS_MULTICAST(wh->i_addr1)) {
|
|
+ if (IEEE80211_IS_MULTICAST(wh->i_addr1)) {
|
|
+ /* ignore 3-addr mcast if we're WDS STA */
|
|
+ if (vap->iv_flags_ext & IEEE80211_FEXT_WDS)
|
|
+ goto out;
|
|
+
|
|
/* Discard multicast if IFF_MULTICAST not set */
|
|
if ((0 != memcmp(wh->i_addr3, dev->broadcast, ETH_ALEN)) &&
|
|
(0 == (dev->flags & IFF_MULTICAST))) {
|
|
@@ -481,24 +503,10 @@ ieee80211_input(struct ieee80211vap * va
|
|
vap->iv_stats.is_rx_mcastecho++;
|
|
goto out;
|
|
}
|
|
- /*
|
|
- * if it is brodcasted by me on behalf of
|
|
- * a station behind me, drop it.
|
|
- */
|
|
- if (vap->iv_flags_ext & IEEE80211_FEXT_WDS) {
|
|
- struct ieee80211_node_table *nt;
|
|
- struct ieee80211_node *ni_wds;
|
|
- nt = &ic->ic_sta;
|
|
- ni_wds = ieee80211_find_wds_node(nt, wh->i_addr3);
|
|
- if (ni_wds) {
|
|
- ieee80211_unref_node(&ni_wds);
|
|
- IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
|
|
- wh, NULL, "%s",
|
|
- "multicast echo originated from node behind me");
|
|
- vap->iv_stats.is_rx_mcastecho++;
|
|
- goto out;
|
|
- }
|
|
- }
|
|
+ } else {
|
|
+ /* Same BSSID, but not meant for us to receive */
|
|
+ if (!IEEE80211_ADDR_EQ(wh->i_addr1, vap->iv_myaddr))
|
|
+ goto out;
|
|
}
|
|
break;
|
|
case IEEE80211_M_IBSS:
|
|
@@ -540,16 +548,28 @@ ieee80211_input(struct ieee80211vap * va
|
|
vap->iv_stats.is_rx_notassoc++;
|
|
goto err;
|
|
}
|
|
+
|
|
/*
|
|
* If we're a 4 address packet, make sure we have an entry in
|
|
* the node table for the packet source address (addr4).
|
|
* If not, add one.
|
|
*/
|
|
+ /* check for wds link first */
|
|
+ if ((dir == IEEE80211_FC1_DIR_DSTODS) && !ni->ni_subif) {
|
|
+ if (vap->iv_flags_ext & IEEE80211_FEXT_WDSSEP) {
|
|
+ ieee80211_wds_addif(ni);
|
|
+ /* we must drop frames here until the interface has
|
|
+ * been fully separated, otherwise a bridge might get
|
|
+ * confused */
|
|
+ goto err;
|
|
+ }
|
|
+ }
|
|
+
|
|
/* XXX: Useless node mgmt API; make better */
|
|
- if (dir == IEEE80211_FC1_DIR_DSTODS) {
|
|
- struct ieee80211_node_table *nt;
|
|
+ if ((dir == IEEE80211_FC1_DIR_DSTODS) && !vap->iv_wdsnode &&
|
|
+ !ni_wds && !ni->ni_subif) {
|
|
+ struct ieee80211_node_table *nt = &ic->ic_sta;
|
|
struct ieee80211_frame_addr4 *wh4;
|
|
- struct ieee80211_node *ni_wds;
|
|
|
|
if (!(vap->iv_flags_ext & IEEE80211_FEXT_WDS)) {
|
|
IEEE80211_DISCARD(vap, IEEE80211_MSG_INPUT,
|
|
@@ -557,7 +577,6 @@ ieee80211_input(struct ieee80211vap * va
|
|
goto err;
|
|
}
|
|
wh4 = (struct ieee80211_frame_addr4 *)skb->data;
|
|
- nt = &ic->ic_sta;
|
|
ni_wds = ieee80211_find_wds_node(nt, wh4->i_addr4);
|
|
/* Last call increments ref count if !NULL */
|
|
if ((ni_wds != NULL) && (ni_wds != ni)) {
|
|
@@ -608,6 +627,11 @@ ieee80211_input(struct ieee80211vap * va
|
|
goto out;
|
|
}
|
|
|
|
+ /* check if there is any data left */
|
|
+ hdrspace = ieee80211_hdrspace(ic, wh);
|
|
+ if (skb->len < hdrspace)
|
|
+ goto out;
|
|
+
|
|
/*
|
|
* Handle privacy requirements. Note that we
|
|
* must not be preempted from here until after
|
|
@@ -680,8 +704,12 @@ ieee80211_input(struct ieee80211vap * va
|
|
if (! accept_data_frame(vap, ni, key, skb, eh))
|
|
goto out;
|
|
|
|
- vap->iv_devstats.rx_packets++;
|
|
- vap->iv_devstats.rx_bytes += skb->len;
|
|
+ if (ni->ni_subif && ((eh)->ether_type != __constant_htons(ETHERTYPE_PAE)))
|
|
+ stats = &ni->ni_subif->iv_devstats;
|
|
+ else
|
|
+ stats = &vap->iv_devstats;
|
|
+ stats->rx_packets++;
|
|
+ stats->rx_bytes += skb->len;
|
|
IEEE80211_NODE_STAT(ni, rx_data);
|
|
IEEE80211_NODE_STAT_ADD(ni, rx_bytes, skb->len);
|
|
ic->ic_lastdata = jiffies;
|
|
@@ -1114,6 +1142,18 @@ ieee80211_deliver_data(struct ieee80211_
|
|
dev = vap->iv_xrvap->iv_dev;
|
|
#endif
|
|
|
|
+ /* if the node has a wds subif, move data frames there,
|
|
+ * but keep EAP traffic on the master */
|
|
+ if (ni->ni_subif && ((eh)->ether_type != __constant_htons(ETHERTYPE_PAE))) {
|
|
+ if (ni->ni_vap == ni->ni_subif) {
|
|
+ ieee80211_dev_kfree_skb(&skb);
|
|
+ return;
|
|
+ } else {
|
|
+ vap = ni->ni_subif;
|
|
+ dev = vap->iv_dev;
|
|
+ }
|
|
+ }
|
|
+
|
|
/* perform as a bridge within the vap */
|
|
/* XXX intra-vap bridging only */
|
|
if (vap->iv_opmode == IEEE80211_M_HOSTAP &&
|
|
@@ -1139,7 +1179,16 @@ ieee80211_deliver_data(struct ieee80211_
|
|
if (ni1 != NULL) {
|
|
if (ni1->ni_vap == vap &&
|
|
ieee80211_node_is_authorized(ni1) &&
|
|
+ !ni1->ni_subif &&
|
|
ni1 != vap->iv_bss) {
|
|
+
|
|
+ /* tried to bridge to a subif, drop the packet */
|
|
+ if (ni->ni_subif) {
|
|
+ ieee80211_unref_node(&ni1);
|
|
+ ieee80211_dev_kfree_skb(&skb);
|
|
+ return;
|
|
+ }
|
|
+
|
|
skb1 = skb;
|
|
skb = NULL;
|
|
}
|
|
@@ -3084,8 +3133,7 @@ ieee80211_recv_mgmt(struct ieee80211vap
|
|
(vap->iv_opmode == IEEE80211_M_STA && ni->ni_associd) ||
|
|
(vap->iv_opmode == IEEE80211_M_IBSS) ||
|
|
((subtype == IEEE80211_FC0_SUBTYPE_BEACON) &&
|
|
- (vap->iv_opmode == IEEE80211_M_HOSTAP) &&
|
|
- (ic->ic_protmode != IEEE80211_PROT_NONE)))) {
|
|
+ (vap->iv_opmode == IEEE80211_M_HOSTAP)))) {
|
|
vap->iv_stats.is_rx_mgtdiscard++;
|
|
return;
|
|
}
|
|
@@ -3471,13 +3519,56 @@ ieee80211_recv_mgmt(struct ieee80211vap
|
|
*/
|
|
if (ic->ic_flags & IEEE80211_F_SCAN) {
|
|
ieee80211_add_scan(vap, &scan, wh, subtype, rssi, rtsf);
|
|
- return;
|
|
}
|
|
- if ((vap->iv_opmode == IEEE80211_M_IBSS) &&
|
|
- (scan.capinfo & IEEE80211_CAPINFO_IBSS)) {
|
|
+ /* NB: Behavior of WDS-Link and Ad-Hoc is very similar here:
|
|
+ * When we receive a beacon that belongs to the AP that we're
|
|
+ * connected to, use it to refresh the local node info.
|
|
+ * If no node is found, go through the vap's wds link table
|
|
+ * and try to find the sub-vap that is interested in this address
|
|
+ */
|
|
+ if (((vap->iv_opmode == IEEE80211_M_IBSS) &&
|
|
+ (scan.capinfo & IEEE80211_CAPINFO_IBSS)) ||
|
|
+ (((vap->iv_opmode == IEEE80211_M_HOSTAP) ||
|
|
+ (vap->iv_opmode == IEEE80211_M_WDS)) &&
|
|
+ (scan.capinfo & IEEE80211_CAPINFO_ESS))) {
|
|
+ struct ieee80211vap *avp = NULL;
|
|
+ int found = 0;
|
|
+
|
|
+ IEEE80211_LOCK_IRQ(vap->iv_ic);
|
|
+ if (vap->iv_opmode == IEEE80211_M_HOSTAP) {
|
|
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
|
|
+ if (!memcmp(avp->wds_mac, wh->i_addr2, IEEE80211_ADDR_LEN)) {
|
|
+ if (avp->iv_state != IEEE80211_S_RUN)
|
|
+ continue;
|
|
+ if (!avp->iv_wdsnode)
|
|
+ continue;
|
|
+ found = 1;
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+ if (found)
|
|
+ ni = ni_or_null = avp->iv_wdsnode;
|
|
+ } else if ((vap->iv_opmode == IEEE80211_M_WDS) && vap->iv_wdsnode) {
|
|
+ found = 1;
|
|
+ ni = ni_or_null = vap->iv_wdsnode;
|
|
+ }
|
|
+ IEEE80211_UNLOCK_IRQ(vap->iv_ic);
|
|
+
|
|
+ if (!found)
|
|
+ break;
|
|
+
|
|
if (ni_or_null == NULL) {
|
|
- /* Create a new entry in the neighbor table. */
|
|
- ni = ieee80211_add_neighbor(vap, wh, &scan);
|
|
+ if (avp) {
|
|
+ IEEE80211_LOCK_IRQ(ic);
|
|
+ ni = ieee80211_add_neighbor(avp, wh, &scan);
|
|
+ /* force assoc */
|
|
+ ni->ni_associd |= 0xc000;
|
|
+ avp->iv_wdsnode = ieee80211_ref_node(ni);
|
|
+ IEEE80211_UNLOCK_IRQ(ic);
|
|
+ } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
|
|
+ /* Create a new entry in the neighbor table. */
|
|
+ ni = ieee80211_add_neighbor(vap, wh, &scan);
|
|
+ }
|
|
} else {
|
|
/*
|
|
* Copy data from beacon to neighbor table.
|
|
@@ -3490,6 +3581,7 @@ ieee80211_recv_mgmt(struct ieee80211vap
|
|
IEEE80211_ADDR_COPY(ni->ni_bssid, wh->i_addr3);
|
|
memcpy(ni->ni_tstamp.data, scan.tstamp,
|
|
sizeof(ni->ni_tstamp));
|
|
+ ni->ni_inact = ni->ni_inact_reload;
|
|
ni->ni_intval =
|
|
IEEE80211_BINTVAL_SANITISE(scan.bintval);
|
|
ni->ni_capinfo = scan.capinfo;
|
|
--- a/net80211/ieee80211_node.c
|
|
+++ b/net80211/ieee80211_node.c
|
|
@@ -47,6 +47,7 @@
|
|
#include <linux/netdevice.h>
|
|
#include <linux/etherdevice.h>
|
|
#include <linux/random.h>
|
|
+#include <linux/rtnetlink.h>
|
|
|
|
#include "if_media.h"
|
|
|
|
@@ -236,7 +237,11 @@ void
|
|
ieee80211_node_vdetach(struct ieee80211vap *vap)
|
|
{
|
|
struct ieee80211com *ic = vap->iv_ic;
|
|
+ struct ieee80211_node *ni;
|
|
|
|
+ ni = vap->iv_wdsnode;
|
|
+ if (ni)
|
|
+ ni->ni_subif = NULL;
|
|
ieee80211_node_table_reset(&ic->ic_sta, vap);
|
|
if (vap->iv_bss != NULL) {
|
|
ieee80211_unref_node(&vap->iv_bss);
|
|
@@ -309,7 +314,7 @@ ieee80211_create_ibss(struct ieee80211va
|
|
/* Check to see if we already have a node for this mac
|
|
* NB: we gain a node reference here
|
|
*/
|
|
- ni = ieee80211_find_node(&ic->ic_sta, vap->iv_myaddr);
|
|
+ ni = ieee80211_find_txnode(vap, vap->iv_myaddr);
|
|
if (ni == NULL) {
|
|
ni = ieee80211_alloc_node_table(vap, vap->iv_myaddr);
|
|
IEEE80211_DPRINTF(vap, IEEE80211_MSG_ASSOC,
|
|
@@ -831,12 +836,18 @@ node_table_leave_locked(struct ieee80211
|
|
LIST_REMOVE(ni, ni_hash);
|
|
}
|
|
ni->ni_table = NULL;
|
|
+ if (ni->ni_vap->iv_wdsnode == ni) {
|
|
+#ifdef IEEE80211_DEBUG_REFCNT
|
|
+ ieee80211_unref_node_debug(&ni->ni_vap->iv_wdsnode, func, line);
|
|
+#else
|
|
+ ieee80211_unref_node(&ni->ni_vap->iv_wdsnode);
|
|
+#endif
|
|
+ }
|
|
#ifdef IEEE80211_DEBUG_REFCNT
|
|
ieee80211_unref_node_debug(&ni, func, line);
|
|
#else
|
|
ieee80211_unref_node(&ni);
|
|
#endif
|
|
-
|
|
}
|
|
|
|
/* This is overridden by ath_node_alloc in ath/if_ath.c, and so
|
|
@@ -1134,6 +1145,65 @@ ieee80211_alloc_node(struct ieee80211vap
|
|
return ni;
|
|
}
|
|
|
|
+#define WDSIFNAME ".sta%d"
|
|
+static void
|
|
+ieee80211_wds_do_addif(struct work_struct *work)
|
|
+{
|
|
+ struct ieee80211_node *ni = container_of(work, struct ieee80211_node, ni_create);
|
|
+ struct ieee80211vap *vap = ni->ni_vap;
|
|
+ struct ieee80211com *ic = vap->iv_ic;
|
|
+ struct ieee80211vap *avp = NULL;
|
|
+ char *name;
|
|
+
|
|
+ rtnl_lock();
|
|
+ /* did we get cancelled by the destroy call? */
|
|
+ if (!ni->ni_subif)
|
|
+ goto done;
|
|
+
|
|
+ ni->ni_subif = NULL;
|
|
+ name = kmalloc(strlen(vap->iv_dev->name) + sizeof(WDSIFNAME) + 1, GFP_KERNEL);
|
|
+ if (!name)
|
|
+ goto done;
|
|
+
|
|
+ strcpy(name, vap->iv_dev->name);
|
|
+ strcat(name, WDSIFNAME);
|
|
+ avp = ieee80211_create_vap(ic, name, ic->ic_dev, IEEE80211_M_WDS, 0, vap);
|
|
+ kfree(name);
|
|
+ if (!avp)
|
|
+ goto done;
|
|
+
|
|
+ memcpy(avp->wds_mac, ni->ni_bssid, IEEE80211_ADDR_LEN);
|
|
+ avp->iv_wdsnode = ieee80211_ref_node(ni);
|
|
+ ni->ni_subif = avp;
|
|
+ ic->ic_subifs++;
|
|
+
|
|
+done:
|
|
+ if (avp) {
|
|
+ IEEE80211_VAPS_LOCK_IRQ(ic);
|
|
+ avp->iv_newstate(vap, IEEE80211_S_RUN, -1);
|
|
+ IEEE80211_VAPS_UNLOCK_IRQ(ic);
|
|
+ }
|
|
+ rtnl_unlock();
|
|
+ ieee80211_unref_node(&ni);
|
|
+}
|
|
+#undef WDSIFNAME
|
|
+
|
|
+void ieee80211_wds_addif(struct ieee80211_node *ni)
|
|
+{
|
|
+ /* check if the node is split out already,
|
|
+ * or if we're in progress of setting up a new interface already */
|
|
+ if (ni->ni_subif)
|
|
+ return;
|
|
+
|
|
+ if (!ni->ni_table)
|
|
+ return;
|
|
+
|
|
+ ieee80211_ref_node(ni);
|
|
+ ni->ni_subif = ni->ni_vap;
|
|
+ IEEE80211_INIT_WORK(&ni->ni_create, ieee80211_wds_do_addif);
|
|
+ schedule_work(&ni->ni_create);
|
|
+}
|
|
+
|
|
/* Add wds address to the node table */
|
|
int
|
|
#ifdef IEEE80211_DEBUG_REFCNT
|
|
@@ -1553,22 +1623,39 @@ ieee80211_find_rxnode(struct ieee80211co
|
|
((wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == IEEE80211_FC0_SUBTYPE_PS_POLL)
|
|
struct ieee80211_node_table *nt;
|
|
struct ieee80211_node *ni;
|
|
+ struct ieee80211vap *vap, *avp;
|
|
+ const u_int8_t *addr;
|
|
+
|
|
+ if (IS_CTL(wh) && !IS_PSPOLL(wh) /*&& !IS_RTS(ah)*/)
|
|
+ addr = wh->i_addr1;
|
|
+ else
|
|
+ addr = wh->i_addr2;
|
|
+
|
|
+ if (IEEE80211_IS_MULTICAST(addr))
|
|
+ return NULL;
|
|
|
|
/* XXX check ic_bss first in station mode */
|
|
/* XXX 4-address frames? */
|
|
nt = &ic->ic_sta;
|
|
IEEE80211_NODE_TABLE_LOCK_IRQ(nt);
|
|
- if (IS_CTL(wh) && !IS_PSPOLL(wh) /*&& !IS_RTS(ah)*/)
|
|
-#ifdef IEEE80211_DEBUG_REFCNT
|
|
- ni = ieee80211_find_node_locked_debug(nt, wh->i_addr1, func, line);
|
|
-#else
|
|
- ni = ieee80211_find_node_locked(nt, wh->i_addr1);
|
|
-#endif
|
|
- else
|
|
+ if ((wh->i_fc[1] & IEEE80211_FC1_DIR_MASK) == IEEE80211_FC1_DIR_DSTODS) {
|
|
+ TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
|
|
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
|
|
+ if (!IEEE80211_ADDR_EQ(addr, avp->wds_mac))
|
|
+ continue;
|
|
+
|
|
+ if (avp->iv_wdsnode)
|
|
+ return ieee80211_ref_node(avp->iv_wdsnode);
|
|
+ else
|
|
+ return NULL;
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
#ifdef IEEE80211_DEBUG_REFCNT
|
|
- ni = ieee80211_find_node_locked_debug(nt, wh->i_addr2, func, line);
|
|
+ ni = ieee80211_find_node_locked_debug(nt, addr, func, line);
|
|
#else
|
|
- ni = ieee80211_find_node_locked(nt, wh->i_addr2);
|
|
+ ni = ieee80211_find_node_locked(nt, addr);
|
|
#endif
|
|
IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt);
|
|
|
|
@@ -1596,9 +1683,19 @@ ieee80211_find_txnode_debug(struct ieee8
|
|
ieee80211_find_txnode(struct ieee80211vap *vap, const u_int8_t *mac)
|
|
#endif
|
|
{
|
|
+ struct ieee80211com *ic = vap->iv_ic;
|
|
struct ieee80211_node_table *nt;
|
|
struct ieee80211_node *ni = NULL;
|
|
|
|
+ IEEE80211_LOCK_IRQ(ic);
|
|
+ if (vap->iv_opmode == IEEE80211_M_WDS) {
|
|
+ if (vap->iv_wdsnode && (vap->iv_state == IEEE80211_S_RUN))
|
|
+ return ieee80211_ref_node(vap->iv_wdsnode);
|
|
+ else
|
|
+ return NULL;
|
|
+ }
|
|
+ IEEE80211_UNLOCK_IRQ(ic);
|
|
+
|
|
/*
|
|
* The destination address should be in the node table
|
|
* unless we are operating in station mode or this is a
|
|
@@ -1669,6 +1766,11 @@ ieee80211_free_node(struct ieee80211_nod
|
|
{
|
|
struct ieee80211vap *vap = ni->ni_vap;
|
|
|
|
+ IEEE80211_LOCK_IRQ(ni->ni_ic);
|
|
+ if (vap && ni == vap->iv_wdsnode)
|
|
+ vap->iv_wdsnode = NULL;
|
|
+ IEEE80211_UNLOCK_IRQ(ni->ni_ic);
|
|
+
|
|
atomic_dec(&ni->ni_ic->ic_node_counter);
|
|
node_print_message(IEEE80211_MSG_NODE|IEEE80211_MSG_NODE_REF,
|
|
1 /* show counter */,
|
|
@@ -1781,22 +1883,6 @@ restart:
|
|
jiffies > ni->ni_rxfragstamp + HZ) {
|
|
ieee80211_dev_kfree_skb(&ni->ni_rxfrag);
|
|
}
|
|
- /*
|
|
- * Special case ourself; we may be idle for extended periods
|
|
- * of time and regardless reclaiming our state is wrong.
|
|
- * Special case a WDS link: it may be dead or idle, but it is
|
|
- * never ok to reclaim it, as this will block transmissions
|
|
- * and nobody will recreate the node when the WDS peer is
|
|
- * available again. */
|
|
- if ((ni == ni->ni_vap->iv_bss) ||
|
|
- (ni->ni_vap->iv_opmode == IEEE80211_M_WDS &&
|
|
- !memcmp(ni->ni_macaddr, ni->ni_vap->wds_mac, ETH_ALEN)))
|
|
- {
|
|
- /* NB: don't permit it to go negative */
|
|
- if (ni->ni_inact > 0)
|
|
- ni->ni_inact--;
|
|
- continue;
|
|
- }
|
|
ni->ni_inact--;
|
|
if (ni->ni_associd != 0 || isadhoc) {
|
|
struct ieee80211vap *vap = ni->ni_vap;
|
|
@@ -2263,6 +2349,35 @@ ieee80211_node_leave_11g(struct ieee8021
|
|
}
|
|
}
|
|
|
|
+static void
|
|
+ieee80211_subif_destroy(struct work_struct *work)
|
|
+{
|
|
+ struct ieee80211_node *ni = container_of(work, struct ieee80211_node, ni_destroy);
|
|
+ struct ieee80211vap *vap;
|
|
+ struct ieee80211com *ic;
|
|
+
|
|
+ /* wait for full initialization before we start the teardown
|
|
+ * otherwise we could leak interfaces */
|
|
+ while (ni->ni_subif == ni->ni_vap)
|
|
+ schedule();
|
|
+
|
|
+ rtnl_lock();
|
|
+ vap = ni->ni_subif;
|
|
+
|
|
+ if (!vap)
|
|
+ goto done;
|
|
+
|
|
+ ic = vap->iv_ic;
|
|
+ ni->ni_subif = NULL;
|
|
+ ieee80211_stop(vap->iv_dev);
|
|
+ ic->ic_vap_delete(vap);
|
|
+ ic->ic_subifs--;
|
|
+
|
|
+done:
|
|
+ ieee80211_unref_node(&ni);
|
|
+ rtnl_unlock();
|
|
+}
|
|
+
|
|
/*
|
|
* Handle bookkeeping for a station/neighbor leaving
|
|
* the bss when operating in ap or adhoc modes.
|
|
@@ -2279,6 +2394,12 @@ ieee80211_node_leave(struct ieee80211_no
|
|
ni, "station with aid %d leaves (refcnt %u)",
|
|
IEEE80211_NODE_AID(ni), atomic_read(&ni->ni_refcnt));
|
|
|
|
+ if (ni->ni_subif) {
|
|
+ ieee80211_ref_node(ni);
|
|
+ IEEE80211_INIT_WORK(&ni->ni_destroy, ieee80211_subif_destroy);
|
|
+ schedule_work(&ni->ni_destroy);
|
|
+ }
|
|
+
|
|
/* From this point onwards we can no longer find the node,
|
|
* so no more references are generated
|
|
*/
|
|
--- a/net80211/ieee80211_output.c
|
|
+++ b/net80211/ieee80211_output.c
|
|
@@ -246,15 +246,16 @@ ieee80211_hardstart(struct sk_buff *skb,
|
|
* things like power save.
|
|
*/
|
|
eh = (struct ether_header *)skb->data;
|
|
- if (vap->iv_opmode == IEEE80211_M_WDS)
|
|
- ni = ieee80211_find_txnode(vap, vap->wds_mac);
|
|
- else
|
|
- ni = ieee80211_find_txnode(vap, eh->ether_dhost);
|
|
+ ni = ieee80211_find_txnode(vap, eh->ether_dhost);
|
|
if (ni == NULL) {
|
|
/* NB: ieee80211_find_txnode does stat+msg */
|
|
goto bad;
|
|
}
|
|
|
|
+ if (ni->ni_subif && (vap != ni->ni_subif) &&
|
|
+ ((eh)->ether_type != __constant_htons(ETHERTYPE_PAE)))
|
|
+ goto bad;
|
|
+
|
|
/* calculate priority so drivers can find the TX queue */
|
|
if (ieee80211_classify(ni, skb)) {
|
|
IEEE80211_NOTE(vap, IEEE80211_MSG_OUTPUT, ni,
|
|
@@ -334,20 +335,33 @@ void ieee80211_parent_queue_xmit(struct
|
|
* constructing a frame as it sets i_fc[1]; other bits can
|
|
* then be or'd in.
|
|
*/
|
|
-static void
|
|
+static struct ieee80211_frame *
|
|
ieee80211_send_setup(struct ieee80211vap *vap,
|
|
struct ieee80211_node *ni,
|
|
- struct ieee80211_frame *wh,
|
|
+ struct sk_buff *skb,
|
|
int type,
|
|
const u_int8_t sa[IEEE80211_ADDR_LEN],
|
|
const u_int8_t da[IEEE80211_ADDR_LEN],
|
|
const u_int8_t bssid[IEEE80211_ADDR_LEN])
|
|
{
|
|
#define WH4(wh) ((struct ieee80211_frame_addr4 *)wh)
|
|
+ struct ieee80211_frame *wh;
|
|
+ int len = sizeof(struct ieee80211_frame);
|
|
+ int opmode = vap->iv_opmode;
|
|
+
|
|
+ if ((type & IEEE80211_FC0_TYPE_MASK) == IEEE80211_FC0_TYPE_DATA) {
|
|
+ if ((opmode == IEEE80211_M_STA) &&
|
|
+ (vap->iv_flags_ext & IEEE80211_FEXT_WDS))
|
|
+ opmode = IEEE80211_M_WDS;
|
|
|
|
+ if (opmode == IEEE80211_M_WDS)
|
|
+ len = sizeof(struct ieee80211_frame_addr4);
|
|
+ }
|
|
+
|
|
+ wh = (struct ieee80211_frame *)skb_push(skb, len);
|
|
wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | type;
|
|
if ((type & IEEE80211_FC0_TYPE_MASK) == IEEE80211_FC0_TYPE_DATA) {
|
|
- switch (vap->iv_opmode) {
|
|
+ switch (opmode) {
|
|
case IEEE80211_M_STA:
|
|
wh->i_fc[1] = IEEE80211_FC1_DIR_TODS;
|
|
IEEE80211_ADDR_COPY(wh->i_addr1, bssid);
|
|
@@ -389,6 +403,8 @@ ieee80211_send_setup(struct ieee80211vap
|
|
*(__le16 *)&wh->i_seq[0] =
|
|
htole16(ni->ni_txseqs[0] << IEEE80211_SEQ_SEQ_SHIFT);
|
|
ni->ni_txseqs[0]++;
|
|
+
|
|
+ return wh;
|
|
#undef WH4
|
|
}
|
|
|
|
@@ -410,9 +426,7 @@ ieee80211_mgmt_output(struct ieee80211_n
|
|
|
|
SKB_CB(skb)->ni = ni;
|
|
|
|
- wh = (struct ieee80211_frame *)
|
|
- skb_push(skb, sizeof(struct ieee80211_frame));
|
|
- ieee80211_send_setup(vap, ni, wh,
|
|
+ wh = ieee80211_send_setup(vap, ni, skb,
|
|
IEEE80211_FC0_TYPE_MGT | type,
|
|
vap->iv_myaddr, ni->ni_macaddr, vap->iv_bssid);
|
|
/* XXX power management */
|
|
@@ -458,6 +472,9 @@ ieee80211_send_nulldata(struct ieee80211
|
|
struct ieee80211_frame *wh;
|
|
u_int8_t *frm;
|
|
|
|
+ if (ni->ni_subif)
|
|
+ vap = ni->ni_subif;
|
|
+
|
|
skb = ieee80211_getmgtframe(&frm, 0);
|
|
if (skb == NULL) {
|
|
/* XXX debug msg */
|
|
@@ -466,9 +483,7 @@ ieee80211_send_nulldata(struct ieee80211
|
|
return -ENOMEM;
|
|
}
|
|
|
|
- wh = (struct ieee80211_frame *)
|
|
- skb_push(skb, sizeof(struct ieee80211_frame));
|
|
- ieee80211_send_setup(vap, ni, wh,
|
|
+ wh = ieee80211_send_setup(vap, ni, skb,
|
|
IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_NODATA,
|
|
vap->iv_myaddr, ni->ni_macaddr, vap->iv_bssid);
|
|
/* NB: power management bit is never sent by an AP */
|
|
@@ -506,6 +521,7 @@ ieee80211_send_qosnulldata(struct ieee80
|
|
struct sk_buff *skb;
|
|
struct ieee80211_qosframe *qwh;
|
|
u_int8_t *frm;
|
|
+ u_int8_t *i_qos;
|
|
int tid;
|
|
|
|
skb = ieee80211_getmgtframe(&frm, 2);
|
|
@@ -517,11 +533,12 @@ ieee80211_send_qosnulldata(struct ieee80
|
|
SKB_CB(skb)->ni = ieee80211_ref_node(ni);
|
|
|
|
skb->priority = ac;
|
|
- qwh = (struct ieee80211_qosframe *)skb_push(skb, sizeof(struct ieee80211_qosframe));
|
|
|
|
- qwh = (struct ieee80211_qosframe *)skb->data;
|
|
+ /* grab a pointer to QoS control and also compensate for the header length
|
|
+ * difference between QoS and non-QoS frame */
|
|
+ i_qos = skb_push(skb, sizeof(struct ieee80211_qosframe) - sizeof(struct ieee80211_frame));
|
|
|
|
- ieee80211_send_setup(vap, ni, (struct ieee80211_frame *)qwh,
|
|
+ qwh = (struct ieee80211_qosframe *) ieee80211_send_setup(vap, ni, skb,
|
|
IEEE80211_FC0_TYPE_DATA,
|
|
vap->iv_myaddr, /* SA */
|
|
ni->ni_macaddr, /* DA */
|
|
@@ -535,10 +552,10 @@ ieee80211_send_qosnulldata(struct ieee80
|
|
|
|
/* map from access class/queue to 11e header priority value */
|
|
tid = WME_AC_TO_TID(ac);
|
|
- qwh->i_qos[0] = tid & IEEE80211_QOS_TID;
|
|
+ i_qos[0] = tid & IEEE80211_QOS_TID;
|
|
if (ic->ic_wme.wme_wmeChanParams.cap_wmeParams[ac].wmep_noackPolicy)
|
|
qwh->i_qos[0] |= (1 << IEEE80211_QOS_ACKPOLICY_S) & IEEE80211_QOS_ACKPOLICY;
|
|
- qwh->i_qos[1] = 0;
|
|
+ i_qos[1] = 0;
|
|
|
|
IEEE80211_NODE_STAT(ni, tx_data);
|
|
|
|
@@ -780,6 +797,8 @@ ieee80211_encap(struct ieee80211_node *n
|
|
hdrsize = sizeof(struct ieee80211_frame);
|
|
|
|
SKB_CB(skb)->auth_pkt = (eh.ether_type == __constant_htons(ETHERTYPE_PAE));
|
|
+ if (ni->ni_subif)
|
|
+ vap = ni->ni_subif;
|
|
|
|
switch (vap->iv_opmode) {
|
|
case IEEE80211_M_IBSS:
|
|
@@ -788,7 +807,7 @@ ieee80211_encap(struct ieee80211_node *n
|
|
break;
|
|
case IEEE80211_M_WDS:
|
|
use4addr = 1;
|
|
- ismulticast = IEEE80211_IS_MULTICAST(ni->ni_macaddr);
|
|
+ ismulticast = 0;
|
|
break;
|
|
case IEEE80211_M_HOSTAP:
|
|
if (!IEEE80211_IS_MULTICAST(eh.ether_dhost) &&
|
|
@@ -799,20 +818,9 @@ ieee80211_encap(struct ieee80211_node *n
|
|
ismulticast = IEEE80211_IS_MULTICAST(eh.ether_dhost);
|
|
break;
|
|
case IEEE80211_M_STA:
|
|
- if ((vap->iv_flags_ext & IEEE80211_FEXT_WDS) &&
|
|
- !IEEE80211_ADDR_EQ(eh.ether_shost, vap->iv_myaddr)) {
|
|
+ if (vap->iv_flags_ext & IEEE80211_FEXT_WDS) {
|
|
use4addr = 1;
|
|
- ismulticast = IEEE80211_IS_MULTICAST(ni->ni_macaddr);
|
|
- /* Add a WDS entry to the station VAP */
|
|
- if (IEEE80211_IS_MULTICAST(eh.ether_dhost)) {
|
|
- struct ieee80211_node_table *nt = &ic->ic_sta;
|
|
- struct ieee80211_node *ni_wds
|
|
- = ieee80211_find_wds_node(nt, eh.ether_shost);
|
|
- if (ni_wds)
|
|
- ieee80211_unref_node(&ni_wds);
|
|
- else
|
|
- ieee80211_add_wds_addr(nt, ni, eh.ether_shost, 0);
|
|
- }
|
|
+ ismulticast = 0;
|
|
} else
|
|
ismulticast = IEEE80211_IS_MULTICAST(vap->iv_bssid);
|
|
break;
|
|
@@ -973,7 +981,7 @@ ieee80211_encap(struct ieee80211_node *n
|
|
break;
|
|
case IEEE80211_M_WDS:
|
|
wh->i_fc[1] = IEEE80211_FC1_DIR_DSTODS;
|
|
- IEEE80211_ADDR_COPY(wh->i_addr1, ni->ni_macaddr);
|
|
+ IEEE80211_ADDR_COPY(wh->i_addr1, vap->wds_mac);
|
|
IEEE80211_ADDR_COPY(wh->i_addr2, vap->iv_myaddr);
|
|
IEEE80211_ADDR_COPY(wh->i_addr3, eh.ether_dhost);
|
|
IEEE80211_ADDR_COPY(WH4(wh)->i_addr4, eh.ether_shost);
|
|
@@ -1683,9 +1691,7 @@ ieee80211_send_probereq(struct ieee80211
|
|
|
|
SKB_CB(skb)->ni = ieee80211_ref_node(ni);
|
|
|
|
- wh = (struct ieee80211_frame *)
|
|
- skb_push(skb, sizeof(struct ieee80211_frame));
|
|
- ieee80211_send_setup(vap, ni, wh,
|
|
+ wh = ieee80211_send_setup(vap, ni, skb,
|
|
IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_PROBE_REQ,
|
|
sa, da, bssid);
|
|
/* XXX power management? */
|
|
--- a/tools/athkey.c
|
|
+++ b/tools/athkey.c
|
|
@@ -118,7 +118,7 @@ set80211priv(const char *dev, int op, vo
|
|
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
|
|
- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
|
|
+ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_READREG),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
|
|
};
|
|
--- a/tools/athchans.c
|
|
+++ b/tools/athchans.c
|
|
@@ -118,7 +118,7 @@ set80211priv(const char *dev, int op, vo
|
|
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
|
|
- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
|
|
+ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_READREG),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
|
|
};
|
|
--- a/tools/wlanconfig.c
|
|
+++ b/tools/wlanconfig.c
|
|
@@ -968,7 +968,7 @@ do80211priv(struct iwreq *iwr, const cha
|
|
IOCTL_ERR(IEEE80211_IOCTL_ADDMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_DELMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WDSADDMAC),
|
|
- IOCTL_ERR(IEEE80211_IOCTL_WDSDELMAC),
|
|
+ IOCTL_ERR(IEEE80211_IOCTL_WDSSETMAC),
|
|
IOCTL_ERR(IEEE80211_IOCTL_READREG),
|
|
IOCTL_ERR(IEEE80211_IOCTL_WRITEREG),
|
|
};
|
|
--- a/net80211/ieee80211_proto.c
|
|
+++ b/net80211/ieee80211_proto.c
|
|
@@ -979,6 +979,12 @@ ieee80211_init(struct net_device *dev, i
|
|
"start running (state=%d)\n", vap->iv_state);
|
|
|
|
|
|
+ if (vap->iv_master && vap->iv_master->iv_state == IEEE80211_S_INIT) {
|
|
+ int ret = ieee80211_init(vap->iv_master->iv_dev, forcescan);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
if ((dev->flags & IFF_RUNNING) == 0) {
|
|
if (ic->ic_nopened++ == 0 &&
|
|
(parent->flags & IFF_RUNNING) == 0)
|
|
@@ -1081,6 +1087,8 @@ ieee80211_init(struct net_device *dev, i
|
|
int
|
|
ieee80211_open(struct net_device *dev)
|
|
{
|
|
+ struct ieee80211vap *vap = dev->priv;
|
|
+
|
|
return ieee80211_init(dev, 0);
|
|
}
|
|
|
|
@@ -1090,7 +1098,7 @@ ieee80211_open(struct net_device *dev)
|
|
void
|
|
ieee80211_start_running(struct ieee80211com *ic)
|
|
{
|
|
- struct ieee80211vap *vap;
|
|
+ struct ieee80211vap *vap, *avp;
|
|
struct net_device *dev;
|
|
|
|
/* XXX locking */
|
|
@@ -1099,6 +1107,16 @@ ieee80211_start_running(struct ieee80211
|
|
/* NB: avoid recursion */
|
|
if ((dev->flags & IFF_UP) && !(dev->flags & IFF_RUNNING))
|
|
ieee80211_open(dev);
|
|
+
|
|
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
|
|
+ if (avp->iv_wdsnode && avp->iv_wdsnode->ni_subif == avp)
|
|
+ continue;
|
|
+
|
|
+ dev = avp->iv_dev;
|
|
+ /* NB: avoid recursion */
|
|
+ if ((dev->flags & IFF_UP) && !(dev->flags & IFF_RUNNING))
|
|
+ ieee80211_open(dev);
|
|
+ }
|
|
}
|
|
}
|
|
EXPORT_SYMBOL(ieee80211_start_running);
|
|
@@ -1116,11 +1134,43 @@ ieee80211_stop(struct net_device *dev)
|
|
struct ieee80211vap *vap = dev->priv;
|
|
struct ieee80211com *ic = vap->iv_ic;
|
|
struct net_device *parent = ic->ic_dev;
|
|
+ struct ieee80211_node *tni, *ni;
|
|
+ struct ieee80211vap *avp;
|
|
|
|
IEEE80211_DPRINTF(vap,
|
|
IEEE80211_MSG_STATE | IEEE80211_MSG_DEBUG,
|
|
"%s\n", "stop running");
|
|
|
|
+ if (vap->iv_wdsnode && !vap->iv_wdsnode->ni_subif)
|
|
+ ieee80211_unref_node(&vap->iv_wdsnode);
|
|
+
|
|
+ /* stop wds interfaces */
|
|
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_next) {
|
|
+ if (avp->iv_state != IEEE80211_S_INIT)
|
|
+ ieee80211_stop(avp->iv_dev);
|
|
+ }
|
|
+
|
|
+ /* get rid of all wds nodes while we're still locked */
|
|
+ do {
|
|
+ ni = NULL;
|
|
+
|
|
+ IEEE80211_NODE_TABLE_LOCK_IRQ(&ic->ic_sta);
|
|
+ TAILQ_FOREACH(tni, &ic->ic_sta.nt_node, ni_list) {
|
|
+ if (tni->ni_vap != vap)
|
|
+ continue;
|
|
+ if (!tni->ni_subif)
|
|
+ continue;
|
|
+ ni = tni;
|
|
+ break;
|
|
+ }
|
|
+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(&ic->ic_sta);
|
|
+
|
|
+ if (!ni)
|
|
+ break;
|
|
+
|
|
+ ieee80211_node_leave(ni);
|
|
+ } while (1);
|
|
+
|
|
ieee80211_new_state(vap, IEEE80211_S_INIT, -1);
|
|
if (dev->flags & IFF_RUNNING) {
|
|
dev->flags &= ~IFF_RUNNING; /* mark us stopped */
|
|
@@ -1148,7 +1198,7 @@ EXPORT_SYMBOL(ieee80211_stop);
|
|
void
|
|
ieee80211_stop_running(struct ieee80211com *ic)
|
|
{
|
|
- struct ieee80211vap *vap;
|
|
+ struct ieee80211vap *vap, *avp;
|
|
struct net_device *dev;
|
|
|
|
/* XXX locking */
|
|
@@ -1156,6 +1206,12 @@ ieee80211_stop_running(struct ieee80211c
|
|
dev = vap->iv_dev;
|
|
if (dev->flags & IFF_RUNNING) /* NB: avoid recursion */
|
|
ieee80211_stop(dev);
|
|
+
|
|
+ TAILQ_FOREACH(avp, &vap->iv_wdslinks, iv_wdsnext) {
|
|
+ dev = avp->iv_dev;
|
|
+ if (dev->flags & IFF_RUNNING) /* NB: avoid recursion */
|
|
+ ieee80211_stop(dev);
|
|
+ }
|
|
}
|
|
}
|
|
EXPORT_SYMBOL(ieee80211_stop_running);
|
|
@@ -1342,9 +1398,9 @@ ieee80211_new_state(struct ieee80211vap
|
|
struct ieee80211com *ic = vap->iv_ic;
|
|
int rc;
|
|
|
|
- IEEE80211_VAPS_LOCK_BH(ic);
|
|
+ IEEE80211_VAPS_LOCK_IRQ(ic);
|
|
rc = vap->iv_newstate(vap, nstate, arg);
|
|
- IEEE80211_VAPS_UNLOCK_BH(ic);
|
|
+ IEEE80211_VAPS_UNLOCK_IRQ(ic);
|
|
return rc;
|
|
}
|
|
|
|
@@ -1557,57 +1613,12 @@ __ieee80211_newstate(struct ieee80211vap
|
|
switch (ostate) {
|
|
case IEEE80211_S_INIT:
|
|
if (vap->iv_opmode == IEEE80211_M_MONITOR ||
|
|
- vap->iv_opmode == IEEE80211_M_WDS ||
|
|
vap->iv_opmode == IEEE80211_M_HOSTAP) {
|
|
/*
|
|
* Already have a channel; bypass the
|
|
* scan and startup immediately.
|
|
*/
|
|
ieee80211_create_ibss(vap, ic->ic_curchan);
|
|
-
|
|
- /* In WDS mode, allocate and initialize peer node. */
|
|
- if (vap->iv_opmode == IEEE80211_M_WDS) {
|
|
- /* XXX: This is horribly non-atomic. */
|
|
- struct ieee80211_node *wds_ni =
|
|
- ieee80211_find_node(&ic->ic_sta,
|
|
- vap->wds_mac);
|
|
-
|
|
- if (wds_ni == NULL) {
|
|
- wds_ni = ieee80211_alloc_node_table(
|
|
- vap,
|
|
- vap->wds_mac);
|
|
- if (wds_ni != NULL) {
|
|
- ieee80211_add_wds_addr(
|
|
- &ic->ic_sta,
|
|
- wds_ni,
|
|
- vap->wds_mac,
|
|
- 1);
|
|
- ieee80211_ref_node(wds_ni); /* pin in memory */
|
|
- }
|
|
- else
|
|
- IEEE80211_DPRINTF(
|
|
- vap,
|
|
- IEEE80211_MSG_NODE,
|
|
- "%s: Unable to "
|
|
- "allocate node for "
|
|
- "WDS: " MAC_FMT "\n",
|
|
- __func__,
|
|
- MAC_ADDR(
|
|
- vap->wds_mac)
|
|
- );
|
|
- }
|
|
-
|
|
- if (wds_ni != NULL) {
|
|
- ieee80211_node_authorize(wds_ni);
|
|
- wds_ni->ni_chan =
|
|
- vap->iv_bss->ni_chan;
|
|
- wds_ni->ni_capinfo =
|
|
- ni->ni_capinfo;
|
|
- wds_ni->ni_associd = 1;
|
|
- wds_ni->ni_ath_flags =
|
|
- vap->iv_ath_cap;
|
|
- }
|
|
- }
|
|
break;
|
|
}
|
|
/* fall thru... */
|
|
@@ -1675,6 +1686,7 @@ __ieee80211_newstate(struct ieee80211vap
|
|
*/
|
|
if (ni->ni_authmode != IEEE80211_AUTH_8021X)
|
|
ieee80211_node_authorize(ni);
|
|
+
|
|
#ifdef ATH_SUPERG_XR
|
|
/*
|
|
* fire a timer to bring up XR vap if configured.
|
|
@@ -1808,6 +1820,11 @@ ieee80211_newstate(struct ieee80211vap *
|
|
ieee80211_state_name[dstate]);
|
|
|
|
ieee80211_update_link_status(vap, nstate, ostate);
|
|
+
|
|
+ if ((nstate != IEEE80211_S_RUN) && vap->iv_wdsnode &&
|
|
+ !vap->iv_wdsnode->ni_subif)
|
|
+ ieee80211_unref_node(&vap->iv_wdsnode);
|
|
+
|
|
switch (nstate) {
|
|
case IEEE80211_S_AUTH:
|
|
case IEEE80211_S_ASSOC:
|
|
@@ -1930,8 +1947,15 @@ ieee80211_newstate(struct ieee80211vap *
|
|
if (ostate == IEEE80211_S_SCAN ||
|
|
ostate == IEEE80211_S_AUTH ||
|
|
ostate == IEEE80211_S_ASSOC) {
|
|
+
|
|
/* Transition (S_SCAN|S_AUTH|S_ASSOC) -> S_RUN */
|
|
__ieee80211_newstate(vap, nstate, arg);
|
|
+
|
|
+ /* if we're in wds, let the ap know that we're doing this */
|
|
+ if ((vap->iv_opmode == IEEE80211_M_STA) &&
|
|
+ (vap->iv_flags_ext & IEEE80211_FEXT_WDS))
|
|
+ ieee80211_send_nulldata(ieee80211_ref_node(vap->iv_bss));
|
|
+
|
|
/* Then bring up all other vaps pending on the scan */
|
|
dstate = get_dominant_state(ic);
|
|
if (dstate == IEEE80211_S_RUN) {
|
|
--- a/ath/if_athvar.h
|
|
+++ b/ath/if_athvar.h
|
|
@@ -79,28 +79,6 @@ typedef void *TQUEUE_ARG;
|
|
#define tasklet_enable(t) do { (void) t; local_bh_enable(); } while (0)
|
|
#endif /* !DECLARE_TASKLET */
|
|
|
|
-#include <linux/sched.h>
|
|
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,41)
|
|
-#include <linux/tqueue.h>
|
|
-#define work_struct tq_struct
|
|
-#define schedule_work(t) schedule_task((t))
|
|
-#define flush_scheduled_work() flush_scheduled_tasks()
|
|
-#define ATH_INIT_WORK(t, f) do { \
|
|
- memset((t), 0, sizeof(struct tq_struct)); \
|
|
- (t)->routine = (void (*)(void*)) (f); \
|
|
- (t)->data=(void *) (t); \
|
|
-} while (0)
|
|
-#else
|
|
-#include <linux/workqueue.h>
|
|
-
|
|
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
|
|
-#define ATH_INIT_WORK(_t, _f) INIT_WORK((_t), (void (*)(void *))(_f), (_t));
|
|
-#else
|
|
-#define ATH_INIT_WORK(_t, _f) INIT_WORK((_t), (_f));
|
|
-#endif
|
|
-
|
|
-#endif /* KERNEL_VERSION < 2.5.41 */
|
|
-
|
|
/*
|
|
* Guess how the interrupt handler should work.
|
|
*/
|
|
--- a/net80211/ieee80211_linux.c
|
|
+++ b/net80211/ieee80211_linux.c
|
|
@@ -145,7 +145,7 @@ ieee80211_getmgtframe(u_int8_t **frm, u_
|
|
struct sk_buff *skb;
|
|
u_int len;
|
|
|
|
- len = roundup(sizeof(struct ieee80211_frame) + pktlen, 4);
|
|
+ len = roundup(sizeof(struct ieee80211_frame_addr4) + pktlen, 4);
|
|
#ifdef IEEE80211_DEBUG_REFCNT
|
|
skb = ieee80211_dev_alloc_skb_debug(len + align - 1, func, line);
|
|
#else
|
|
@@ -161,7 +161,7 @@ ieee80211_getmgtframe(u_int8_t **frm, u_
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SKB_CB(skb)->flags = 0;
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SKB_CB(skb)->next = NULL;
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- skb_reserve(skb, sizeof(struct ieee80211_frame));
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+ skb_reserve(skb, sizeof(struct ieee80211_frame_addr4));
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*frm = skb_put(skb, pktlen);
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}
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return skb;
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--- a/net80211/ieee80211_node.h
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+++ b/net80211/ieee80211_node.h
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@@ -92,11 +92,13 @@ struct ath_softc;
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* the ieee80211com structure.
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*/
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struct ieee80211_node {
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- struct ieee80211vap *ni_vap;
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+ struct ieee80211vap *ni_vap, *ni_subif;
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struct ieee80211com *ni_ic;
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struct ieee80211_node_table *ni_table;
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TAILQ_ENTRY(ieee80211_node) ni_list;
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LIST_ENTRY(ieee80211_node) ni_hash;
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+ struct work_struct ni_create; /* task for creating a subif */
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+ struct work_struct ni_destroy; /* task for destroying a subif */
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atomic_t ni_refcnt;
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u_int ni_scangen; /* gen# for timeout scan */
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u_int8_t ni_authmode; /* authentication algorithm */
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@@ -430,5 +432,6 @@ void ieee80211_node_join(struct ieee8021
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void ieee80211_node_leave(struct ieee80211_node *);
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u_int8_t ieee80211_getrssi(struct ieee80211com *);
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int32_t ieee80211_get_node_count(struct ieee80211com *);
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+void ieee80211_wds_addif(struct ieee80211_node *ni);
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#endif /* _NET80211_IEEE80211_NODE_H_ */
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