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openwrt/package/madwifi/patches/370-wdsvap.patch

1666 lines
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--- a/ath/if_ath.c
+++ b/ath/if_ath.c
@@ -124,7 +124,7 @@ enum {
};
static struct ieee80211vap *ath_vap_create(struct ieee80211com *,
- const char *, int, int, struct net_device *);
+ const char *, int, int, struct net_device *, struct ieee80211vap *);
static void ath_vap_delete(struct ieee80211vap *);
static int ath_init(struct net_device *);
static int ath_set_ack_bitrate(struct ath_softc *, int);
@@ -1123,8 +1123,6 @@ ath_attach(u_int16_t devid, struct net_d
autocreatemode = IEEE80211_M_IBSS;
else if (!strcmp(autocreate, "ahdemo"))
autocreatemode = IEEE80211_M_AHDEMO;
- else if (!strcmp(autocreate, "wds"))
- autocreatemode = IEEE80211_M_WDS;
else if (!strcmp(autocreate, "monitor"))
autocreatemode = IEEE80211_M_MONITOR;
else {
@@ -1137,7 +1135,7 @@ ath_attach(u_int16_t devid, struct net_d
if (autocreatemode != -1) {
rtnl_lock();
vap = ieee80211_create_vap(ic, "ath%d", dev,
- autocreatemode, 0);
+ autocreatemode, 0, NULL);
rtnl_unlock();
if (vap == NULL)
EPRINTF(sc, "Autocreation of %s VAP failed.", autocreate);
@@ -1230,14 +1228,14 @@ ath_detach(struct net_device *dev)
static struct ieee80211vap *
ath_vap_create(struct ieee80211com *ic, const char *name,
- int opmode, int flags, struct net_device *mdev)
+ int opmode, int flags, struct net_device *mdev, struct ieee80211vap *master)
{
struct ath_softc *sc = ic->ic_dev->priv;
struct ath_hal *ah = sc->sc_ah;
struct net_device *dev;
struct ath_vap *avp;
struct ieee80211vap *vap;
- int ic_opmode;
+ int ic_opmode = IEEE80211_M_STA;
if (ic->ic_dev->flags & IFF_RUNNING) {
/* needs to disable hardware too */
@@ -1271,8 +1269,12 @@ ath_vap_create(struct ieee80211com *ic,
} else
ic_opmode = opmode;
break;
- case IEEE80211_M_HOSTAP:
case IEEE80211_M_WDS:
+ ic_opmode = ic->ic_opmode;
+ if (!master)
+ return NULL;
+ break;
+ case IEEE80211_M_HOSTAP:
/* permit multiple APs and/or WDS links */
/* XXX sta+ap for repeater/bridge application */
if ((sc->sc_nvaps != 0) && (ic->ic_opmode == IEEE80211_M_STA))
@@ -1304,7 +1306,7 @@ ath_vap_create(struct ieee80211com *ic,
}
avp = dev->priv;
- ieee80211_vap_setup(ic, dev, name, opmode, flags);
+ ieee80211_vap_setup(ic, dev, name, opmode, flags, master);
/* override with driver methods */
vap = &avp->av_vap;
avp->av_newstate = vap->iv_newstate;
@@ -4209,8 +4211,7 @@ ath_calcrxfilter(struct ath_softc *sc)
if (ic->ic_opmode == IEEE80211_M_STA ||
sc->sc_opmode == HAL_M_IBSS || /* NB: AHDEMO too */
(sc->sc_nostabeacons) || sc->sc_scanning ||
- ((ic->ic_opmode == IEEE80211_M_HOSTAP) &&
- (ic->ic_protmode != IEEE80211_PROT_NONE)))
+ (ic->ic_opmode == IEEE80211_M_HOSTAP))
rfilt |= HAL_RX_FILTER_BEACON;
if (sc->sc_nmonvaps > 0)
rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
@@ -9032,8 +9033,6 @@ ath_calibrate(unsigned long arg)
* set sc->beacons if we might need to restart
* them after ath_reset. */
if (!sc->sc_beacons &&
- (TAILQ_FIRST(&ic->ic_vaps)->iv_opmode !=
- IEEE80211_M_WDS) &&
!txcont_was_active &&
!sc->sc_dfs_cac) {
sc->sc_beacons = 1;
--- a/net80211/ieee80211.c
+++ b/net80211/ieee80211.c
@@ -373,10 +373,25 @@ void
ieee80211_ifdetach(struct ieee80211com *ic)
{
struct ieee80211vap *vap;
+ int count;
+
+ /* bring down all vaps */
+ TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next) {
+ ieee80211_stop(vap->iv_dev);
+ }
+
+ /* wait for all subifs to disappear */
+ do {
+ schedule();
+ rtnl_lock();
+ count = ic->ic_subifs;
+ rtnl_unlock();
+ } while (count > 0);
rtnl_lock();
- while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL)
+ while ((vap = TAILQ_FIRST(&ic->ic_vaps)) != NULL) {
ic->ic_vap_delete(vap);
+ }
rtnl_unlock();
del_timer(&ic->ic_dfs_excl_timer);
@@ -396,7 +411,7 @@ EXPORT_SYMBOL(ieee80211_ifdetach);
int
ieee80211_vap_setup(struct ieee80211com *ic, struct net_device *dev,
- const char *name, int opmode, int flags)
+ const char *name, int opmode, int flags, struct ieee80211vap *master)
{
#define IEEE80211_C_OPMODE \
(IEEE80211_C_IBSS | IEEE80211_C_HOSTAP | IEEE80211_C_AHDEMO | \
@@ -510,9 +525,18 @@ ieee80211_vap_setup(struct ieee80211com
vap->iv_monitor_crc_errors = 0;
vap->iv_monitor_phy_errors = 0;
+ TAILQ_INIT(&vap->iv_wdslinks);
- IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
- IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
+ if (master && (vap->iv_opmode == IEEE80211_M_WDS)) {
+ vap->iv_master = master;
+ TAILQ_INSERT_TAIL(&master->iv_wdslinks, vap, iv_wdsnext);
+ /* use the same BSSID as the master interface */
+ IEEE80211_ADDR_COPY(vap->iv_myaddr, vap->iv_master->iv_myaddr);
+ IEEE80211_ADDR_COPY(vap->iv_bssid, vap->iv_master->iv_myaddr);
+ } else {
+ IEEE80211_ADDR_COPY(vap->iv_myaddr, ic->ic_myaddr);
+ IEEE80211_ADDR_COPY(vap->iv_bssid, ic->ic_myaddr);
+ }
/* NB: Defer setting dev_addr so driver can override */
ieee80211_crypto_vattach(vap);
@@ -547,7 +571,8 @@ ieee80211_vap_attach(struct ieee80211vap
ifmedia_set(&vap->iv_media, imr.ifm_active);
IEEE80211_LOCK_IRQ(ic);
- TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
+ if (vap->iv_opmode != IEEE80211_M_WDS)
+ TAILQ_INSERT_TAIL(&ic->ic_vaps, vap, iv_next);
IEEE80211_UNLOCK_IRQ(ic);
IEEE80211_ADDR_COPY(dev->dev_addr, vap->iv_myaddr);
@@ -579,10 +604,27 @@ ieee80211_vap_detach(struct ieee80211vap
{
struct ieee80211com *ic = vap->iv_ic;
struct net_device *dev = vap->iv_dev;
+ struct ieee80211vap *avp;
+
+ /* Drop all WDS links that belong to this vap */
+ while ((avp = TAILQ_FIRST(&vap->iv_wdslinks)) != NULL) {
+ if (avp->iv_state != IEEE80211_S_INIT)
+ ieee80211_stop(avp->iv_dev);
+ ic->ic_vap_delete(avp);
+ }
IEEE80211_CANCEL_TQUEUE(&vap->iv_stajoin1tq);
IEEE80211_LOCK_IRQ(ic);
- TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
+ if (vap->iv_wdsnode) {
+ vap->iv_wdsnode->ni_subif = NULL;
+ ieee80211_unref_node(&vap->iv_wdsnode);
+ }
+ if ((vap->iv_opmode == IEEE80211_M_WDS) &&
+ (vap->iv_master != NULL))
+ TAILQ_REMOVE(&vap->iv_master->iv_wdslinks, vap, iv_wdsnext);
+ else
+ TAILQ_REMOVE(&ic->ic_vaps, vap, iv_next);
+
if (TAILQ_EMPTY(&ic->ic_vaps)) /* reset to supported mode */
ic->ic_opmode = IEEE80211_M_STA;
IEEE80211_UNLOCK_IRQ(ic);
--- a/net80211/ieee80211_ioctl.h
+++ b/net80211/ieee80211_ioctl.h
@@ -474,7 +474,7 @@ struct ieee80211req {
#define IEEE80211_IOC_DTIM_PERIOD 52 /* DTIM period (beacons) */
#define IEEE80211_IOC_BEACON_INTERVAL 53 /* beacon interval (ms) */
#define IEEE80211_IOC_ADDMAC 54 /* add sta to MAC ACL table */
-#define IEEE80211_IOC_DELMAC 55 /* del sta from MAC ACL table */
+#define IEEE80211_IOC_SETMAC 55 /* set interface wds mac addr */
#define IEEE80211_IOC_FF 56 /* ATH fast frames (on, off) */
#define IEEE80211_IOC_TURBOP 57 /* ATH turbo' (on, off) */
#define IEEE80211_IOC_APPIEBUF 58 /* IE in the management frame */
@@ -552,8 +552,8 @@ struct ieee80211req_scan_result {
#define IEEE80211_IOCTL_HALMAP (SIOCIWFIRSTPRIV+21)
#define IEEE80211_IOCTL_ADDMAC (SIOCIWFIRSTPRIV+22)
#define IEEE80211_IOCTL_DELMAC (SIOCIWFIRSTPRIV+24)
-#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+26)
-#define IEEE80211_IOCTL_WDSDELMAC (SIOCIWFIRSTPRIV+28)
+#define IEEE80211_IOCTL_WDSADDMAC (SIOCIWFIRSTPRIV+25)
+#define IEEE80211_IOCTL_WDSSETMAC (SIOCIWFIRSTPRIV+26)
#define IEEE80211_IOCTL_KICKMAC (SIOCIWFIRSTPRIV+30)
#define IEEE80211_IOCTL_SETSCANLIST (SIOCIWFIRSTPRIV+31)
@@ -649,6 +649,7 @@ enum {
IEEE80211_PARAM_BGSCAN_THRESH = 79, /* bg scan rssi threshold */
IEEE80211_PARAM_RSSI_DIS_THR = 80, /* rssi threshold for disconnection */
IEEE80211_PARAM_RSSI_DIS_COUNT = 81, /* counter for rssi threshold */
+ IEEE80211_PARAM_WDS_SEP = 82, /* move wds stations into separate interfaces */
};
#define SIOCG80211STATS (SIOCDEVPRIVATE+2)
--- a/net80211/ieee80211_linux.h
+++ b/net80211/ieee80211_linux.h
@@ -81,6 +81,12 @@ set_quality(struct iw_quality *iq, u_int
#endif
}
+#ifndef container_of
+#define container_of(ptr, type, member) ({ \
+ const typeof( ((type *)0)->member ) *__mptr = (ptr); \
+ (type *)( (char *)__mptr - offsetof(type,member) );})
+#endif
+
/*
* Task deferral
*
@@ -113,6 +119,29 @@ typedef void *IEEE80211_TQUEUE_ARG;
#define IEEE80211_RESCHEDULE schedule
+#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 IEEE80211_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 IEEE80211_INIT_WORK(_t, _f) INIT_WORK((_t), (void (*)(void *))(_f), (_t));
+#else
+#define IEEE80211_INIT_WORK(_t, _f) INIT_WORK((_t), (_f));
+#endif
+
+#endif /* KERNEL_VERSION < 2.5.41 */
+
+
/* Locking */
/* NB: beware, spin_is_locked() is not usefully defined for !(DEBUG || SMP)
* because spinlocks do not exist in this configuration. Instead IRQs
@@ -167,6 +196,14 @@ typedef spinlock_t ieee80211com_lock_t;
IEEE80211_VAPS_LOCK_ASSERT(_ic); \
spin_unlock_bh(&(_ic)->ic_vapslock); \
} while (0)
+#define IEEE80211_VAPS_LOCK_IRQ(_ic) do { \
+ unsigned long __ilockflags; \
+ IEEE80211_VAPS_LOCK_CHECK(_ic); \
+ spin_lock_irqsave(&(_ic)->ic_vapslock, __ilockflags);
+#define IEEE80211_VAPS_UNLOCK_IRQ(_ic) \
+ IEEE80211_VAPS_LOCK_ASSERT(_ic); \
+ spin_unlock_irqrestore(&(_ic)->ic_vapslock, __ilockflags); \
+} while (0)
#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)) && defined(spin_is_locked)
#define IEEE80211_VAPS_LOCK_ASSERT(_ic) \
@@ -650,5 +687,5 @@ struct ifreq;
int ieee80211_ioctl_create_vap(struct ieee80211com *, struct ifreq *,
struct net_device *);
struct ieee80211vap *ieee80211_create_vap(struct ieee80211com *, char *,
- struct net_device *, int, int);
+ struct net_device *, int, int, struct ieee80211vap *);
#endif /* _NET80211_IEEE80211_LINUX_H_ */
--- a/net80211/ieee80211_var.h
+++ b/net80211/ieee80211_var.h
@@ -187,6 +187,12 @@ struct ieee80211vap {
struct ieee80211_proc_entry *iv_proc_entries;
struct vlan_group *iv_vlgrp; /* vlan group state */
+ /* list of wds links */
+ TAILQ_HEAD(, ieee80211vap) iv_wdslinks;
+ TAILQ_ENTRY(ieee80211vap) iv_wdsnext;
+ struct ieee80211vap *iv_master;
+ struct ieee80211_node *iv_wdsnode;
+
TAILQ_ENTRY(ieee80211vap) iv_next; /* list of vap instances */
struct ieee80211com *iv_ic; /* back ptr to common state */
u_int32_t iv_debug; /* debug msg flags */
@@ -316,6 +322,7 @@ struct ieee80211com {
u_int8_t ic_myaddr[IEEE80211_ADDR_LEN];
struct timer_list ic_inact; /* mgmt/inactivity timer */
+ unsigned int ic_subifs;
u_int32_t ic_flags; /* state flags */
u_int32_t ic_flags_ext; /* extension of state flags */
u_int32_t ic_caps; /* capabilities */
@@ -447,7 +454,7 @@ struct ieee80211com {
atomic_t ic_node_counter;
/* Virtual AP create/delete */
struct ieee80211vap *(*ic_vap_create)(struct ieee80211com *,
- const char *, int, int, struct net_device *);
+ const char *, int, int, struct net_device *, struct ieee80211vap *);
void (*ic_vap_delete)(struct ieee80211vap *);
/* Send/recv 802.11 management frame */
@@ -619,6 +626,7 @@ MALLOC_DECLARE(M_80211_VAP);
#define IEEE80211_FEXT_DROPUNENC_EAPOL 0x00000800 /* CONF: drop unencrypted eapol frames */
#define IEEE80211_FEXT_APPIE_UPDATE 0x00001000 /* STATE: beacon APP IE updated */
#define IEEE80211_FEXT_BGSCAN_THR 0x00002000 /* bgscan due to low rssi */
+#define IEEE80211_FEXT_WDSSEP 0x00004000 /* move wds clients into separate interfaces */
#define IEEE80211_COM_UAPSD_ENABLE(_ic) ((_ic)->ic_flags_ext |= IEEE80211_FEXT_UAPSD)
#define IEEE80211_COM_UAPSD_DISABLE(_ic) ((_ic)->ic_flags_ext &= ~IEEE80211_FEXT_UAPSD)
@@ -703,7 +711,7 @@ MALLOC_DECLARE(M_80211_VAP);
int ieee80211_ifattach(struct ieee80211com *);
void ieee80211_ifdetach(struct ieee80211com *);
int ieee80211_vap_setup(struct ieee80211com *, struct net_device *,
- const char *, int, int);
+ const char *, int, int, struct ieee80211vap *);
int ieee80211_vap_attach(struct ieee80211vap *, ifm_change_cb_t, ifm_stat_cb_t);
void ieee80211_vap_detach(struct ieee80211vap *);
void ieee80211_mark_dfs(struct ieee80211com *, struct ieee80211_channel *);
--- a/net80211/ieee80211_wireless.c
+++ b/net80211/ieee80211_wireless.c
@@ -2190,7 +2190,7 @@ ieee80211_setupxr(struct ieee80211vap *v
ieee80211_scan_flush(ic); /* NB: could optimize */
if (!(xrvap = ic->ic_vap_create(ic, name, IEEE80211_M_HOSTAP,
- IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev)))
+ IEEE80211_VAP_XR | IEEE80211_CLONE_BSSID, dev, NULL)))
return;
/* We use iv_xrvap to link to the parent VAP as well */
@@ -2867,6 +2867,14 @@ ieee80211_ioctl_setparam(struct net_devi
else
vap->iv_minrateindex = 0;
break;
+ case IEEE80211_PARAM_WDS_SEP:
+ if (vap->iv_opmode != IEEE80211_M_HOSTAP)
+ retv = -EINVAL;
+ else if (value)
+ vap->iv_flags_ext |= IEEE80211_FEXT_WDSSEP;
+ else
+ vap->iv_flags_ext &= ~IEEE80211_FEXT_WDSSEP;
+ break;
#ifdef ATH_REVERSE_ENGINEERING
case IEEE80211_PARAM_DUMPREGS:
ieee80211_dump_registers(dev, info, w, extra);
@@ -3223,6 +3231,9 @@ ieee80211_ioctl_getparam(struct net_devi
case IEEE80211_PARAM_MINRATE:
param[0] = vap->iv_minrateindex;
break;
+ case IEEE80211_PARAM_WDS_SEP:
+ param[0] = !!(vap->iv_flags_ext & IEEE80211_FEXT_WDSSEP);
+ break;
default:
return -EOPNOTSUPP;
}
@@ -3801,74 +3812,54 @@ ieee80211_ioctl_setmlme(struct net_devic
return 0;
}
+#define WDSNAME ".wds%d"
static int
-ieee80211_ioctl_wdsmac(struct net_device *dev, struct iw_request_info *info,
+ieee80211_ioctl_wdsaddmac(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 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_
SKB_CB(skb)->flags = 0;
SKB_CB(skb)->next = NULL;
- skb_reserve(skb, sizeof(struct ieee80211_frame));
+ skb_reserve(skb, sizeof(struct ieee80211_frame_addr4));
*frm = skb_put(skb, pktlen);
}
return skb;
--- a/net80211/ieee80211_node.h
+++ b/net80211/ieee80211_node.h
@@ -92,11 +92,13 @@ struct ath_softc;
* the ieee80211com structure.
*/
struct ieee80211_node {
- struct ieee80211vap *ni_vap;
+ struct ieee80211vap *ni_vap, *ni_subif;
struct ieee80211com *ni_ic;
struct ieee80211_node_table *ni_table;
TAILQ_ENTRY(ieee80211_node) ni_list;
LIST_ENTRY(ieee80211_node) ni_hash;
+ struct work_struct ni_create; /* task for creating a subif */
+ struct work_struct ni_destroy; /* task for destroying a subif */
atomic_t ni_refcnt;
u_int ni_scangen; /* gen# for timeout scan */
u_int8_t ni_authmode; /* authentication algorithm */
@@ -430,5 +432,6 @@ void ieee80211_node_join(struct ieee8021
void ieee80211_node_leave(struct ieee80211_node *);
u_int8_t ieee80211_getrssi(struct ieee80211com *);
int32_t ieee80211_get_node_count(struct ieee80211com *);
+void ieee80211_wds_addif(struct ieee80211_node *ni);
#endif /* _NET80211_IEEE80211_NODE_H_ */
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