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-rw-r--r--package/madwifi/patches/121-ibss_hostap.patch251
1 files changed, 251 insertions, 0 deletions
diff --git a/package/madwifi/patches/121-ibss_hostap.patch b/package/madwifi/patches/121-ibss_hostap.patch
new file mode 100644
index 000000000..a4c615d16
--- /dev/null
+++ b/package/madwifi/patches/121-ibss_hostap.patch
@@ -0,0 +1,251 @@
+diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
+--- madwifi.old/ath/if_ath.c 2007-05-31 02:41:28.760477696 +0200
++++ madwifi.dev/ath/if_ath.c 2007-05-31 05:33:48.314626544 +0200
+@@ -1026,9 +1026,12 @@
+ ic_opmode = opmode;
+ break;
+ case IEEE80211_M_IBSS:
+- if (sc->sc_nvaps != 0) /* only one */
+- return NULL;
+- ic_opmode = opmode;
++ if (sc->sc_nvaps == 0) /* only one */
++ ic_opmode = opmode;
++ else
++ ic_opmode = IEEE80211_M_HOSTAP;
++
++ sc->sc_nibssvaps++;
+ break;
+ case IEEE80211_M_AHDEMO:
+ case IEEE80211_M_MONITOR:
+@@ -1058,7 +1061,7 @@
+ return NULL;
+ }
+
+- if (sc->sc_nvaps >= ATH_BCBUF) {
++ if (sc->sc_nvaps + sc->sc_nibssvaps >= ATH_BCBUF) {
+ printk(KERN_WARNING "too many virtual ap's (already got %d)\n", sc->sc_nvaps);
+ return NULL;
+ }
+@@ -1093,8 +1096,8 @@
+ */
+ if (opmode == IEEE80211_M_MONITOR)
+ dev->type = ARPHRD_IEEE80211_RADIOTAP;
+- if ((flags & IEEE80211_CLONE_BSSID) &&
+- sc->sc_nvaps != 0 && opmode != IEEE80211_M_WDS && sc->sc_hasbmask) {
++ if ((flags & IEEE80211_CLONE_BSSID) && sc->sc_hasbmask &&
++ (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS)) {
+ struct ieee80211vap *v;
+ unsigned int id_mask, id;
+
+@@ -1107,18 +1110,22 @@
+
+ /* do a full search to mark all the allocated VAPs */
+ id_mask = 0;
+- TAILQ_FOREACH(v, &ic->ic_vaps, iv_next)
+- id_mask |= (1 << ATH_GET_VAP_ID(v->iv_myaddr));
+-
+- for (id = 0; id < ATH_BCBUF; id++) {
++ TAILQ_FOREACH(v, &ic->ic_vaps, iv_next) {
++ struct ath_vap *a = (struct ath_vap *) v->iv_dev->priv;
++ if (a->av_bslot >= 0)
++ id_mask |= (1 << a->av_bslot);
++ }
++
++ /* IBSS mode has local always set, so don't hand out beacon slot 0 to an IBSS vap */
++ for (id = (opmode == IEEE80211_M_IBSS ? 1 : 0); id < ATH_BCBUF; id++) {
+ /* get the first available slot */
+ if ((id_mask & (1 << id)) == 0) {
+ ATH_SET_VAP_BSSID(vap->iv_myaddr, id);
++ avp->av_bslot = id;
+ break;
+ }
+ }
+ }
+- avp->av_bslot = -1;
+ STAILQ_INIT(&avp->av_mcastq.axq_q);
+ ATH_TXQ_LOCK_INIT(&avp->av_mcastq);
+ if (opmode == IEEE80211_M_HOSTAP || opmode == IEEE80211_M_IBSS) {
+@@ -1128,33 +1135,14 @@
+ */
+ avp->av_bcbuf = STAILQ_FIRST(&sc->sc_bbuf);
+ STAILQ_REMOVE_HEAD(&sc->sc_bbuf, bf_list);
+- if (opmode == IEEE80211_M_HOSTAP || !sc->sc_hasveol) {
++ if ((opmode == IEEE80211_M_IBSS) || (opmode == IEEE80211_M_HOSTAP) || !sc->sc_hasveol) {
+ unsigned int slot;
+- /*
+- * Assign the VAP to a beacon xmit slot. As
+- * above, this cannot fail to find one.
+- */
+- avp->av_bslot = 0;
+- for (slot = 0; slot < ATH_BCBUF; slot++)
+- if (sc->sc_bslot[slot] == NULL) {
+- /*
+- * XXX hack, space out slots to better
+- * deal with misses
+- */
+- if (slot + 1 < ATH_BCBUF &&
+- sc->sc_bslot[slot+1] == NULL) {
+- avp->av_bslot = slot + 1;
+- break;
+- }
+- avp->av_bslot = slot;
+- /* NB: keep looking for a double slot */
+- }
+ KASSERT(sc->sc_bslot[avp->av_bslot] == NULL,
+ ("beacon slot %u not empty?", avp->av_bslot));
+ sc->sc_bslot[avp->av_bslot] = vap;
+ sc->sc_nbcnvaps++;
+ }
+- if ((opmode == IEEE80211_M_HOSTAP) && (sc->sc_hastsfadd)) {
++ if ((sc->sc_opmode == IEEE80211_M_HOSTAP) && (sc->sc_hastsfadd)) {
+ /*
+ * Multiple VAPs are to transmit beacons and we
+ * have h/w support for TSF adjusting; enable use
+@@ -1263,7 +1251,9 @@
+ if (sc->sc_nbcnvaps == 0)
+ sc->sc_stagbeacons = 0;
+ }
+- if (vap->iv_opmode == IEEE80211_M_STA) {
++ if (vap->iv_opmode == IEEE80211_M_IBSS) {
++ sc->sc_nibssvaps--;
++ } if (vap->iv_opmode == IEEE80211_M_STA) {
+ sc->sc_nstavaps--;
+ if (sc->sc_nostabeacons)
+ sc->sc_nostabeacons = 0;
+@@ -3379,7 +3369,8 @@
+ HAL_RX_FILTER_MCAST;
+ if (ic->ic_opmode != IEEE80211_M_STA)
+ rfilt |= HAL_RX_FILTER_PROBEREQ;
+- if (ic->ic_opmode != IEEE80211_M_HOSTAP && (dev->flags & IFF_PROMISC))
++ if ((ic->ic_opmode != IEEE80211_M_HOSTAP && (dev->flags & IFF_PROMISC)) ||
++ ((sc->sc_nvaps > 0) && (sc->sc_nibssvaps > 0)))
+ rfilt |= HAL_RX_FILTER_PROM;
+ if (ic->ic_opmode == IEEE80211_M_STA ||
+ sc->sc_opmode == HAL_M_IBSS || /* NB: AHDEMO too */
+@@ -3387,7 +3378,7 @@
+ ((ic->ic_opmode == IEEE80211_M_HOSTAP) &&
+ (ic->ic_protmode != IEEE80211_PROT_NONE)))
+ rfilt |= HAL_RX_FILTER_BEACON;
+- if (sc->sc_nmonvaps > 0)
++ if (sc->sc_nmonvaps > 0)
+ rfilt |= (HAL_RX_FILTER_CONTROL | HAL_RX_FILTER_BEACON |
+ HAL_RX_FILTER_PROBEREQ | HAL_RX_FILTER_PROM);
+ return rfilt;
+@@ -5830,12 +5821,20 @@
+ type = ieee80211_input(ni, skb, rs->rs_rssi, rs->rs_tstamp);
+ ieee80211_unref_node(&ni);
+ } else {
++ const struct ieee80211_frame_min *wh = (const struct ieee80211_frame_min *) skb->data;
+ /*
+ * No key index or no entry, do a lookup and
+ * add the node to the mapping table if possible.
+ */
+- ni = ieee80211_find_rxnode(ic,
+- (const struct ieee80211_frame_min *) skb->data);
++
++ if ((wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK) == IEEE80211_FC0_SUBTYPE_PROBE_REQ)
++ /* if this is a probe request, send it to all vaps
++ * when looking up nodes, hostap will be preferred over ibss,
++ * because ibss will catch all nodes */
++ ni = NULL;
++ else
++ ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) skb->data);
++
+ if (ni != NULL) {
+ struct ath_node *an = ATH_NODE(ni);
+ ieee80211_keyix_t keyix;
+diff -ur madwifi.old/ath/if_athvar.h madwifi.dev/ath/if_athvar.h
+--- madwifi.old/ath/if_athvar.h 2007-05-31 02:41:28.730482256 +0200
++++ madwifi.dev/ath/if_athvar.h 2007-05-31 04:36:20.707742456 +0200
+@@ -203,7 +203,7 @@
+ #define ATH_RXBUF 40 /* number of RX buffers */
+ #define ATH_TXBUF 200 /* number of TX buffers */
+
+-#define ATH_BCBUF 4 /* number of beacon buffers */
++#define ATH_BCBUF 8 /* number of beacon buffers */
+
+ /* free buffer threshold to restart net dev */
+ #define ATH_TXBUF_FREE_THRESHOLD (ATH_TXBUF / 20)
+@@ -605,6 +605,7 @@
+ u_int16_t sc_nvaps; /* # of active virtual ap's */
+ u_int8_t sc_nstavaps; /* # of active station vaps */
+ u_int8_t sc_nmonvaps; /* # of monitor vaps */
++ u_int8_t sc_nibssvaps; /* # of active ibss vaps */
+ u_int8_t sc_nbcnvaps; /* # of vaps sending beacons */
+ u_int sc_fftxqmin; /* aggregation threshold */
+ HAL_INT sc_imask; /* interrupt mask copy */
+diff -ur madwifi.old/net80211/ieee80211_beacon.c madwifi.dev/net80211/ieee80211_beacon.c
+--- madwifi.old/net80211/ieee80211_beacon.c 2007-05-31 02:41:28.781474504 +0200
++++ madwifi.dev/net80211/ieee80211_beacon.c 2007-05-31 03:29:12.197169152 +0200
+@@ -111,7 +111,7 @@
+ bo->bo_tim = frm;
+
+ /* IBSS/TIM */
+- if (vap->iv_opmode == IEEE80211_M_IBSS) {
++ if (ic->ic_opmode == IEEE80211_M_IBSS) {
+ *frm++ = IEEE80211_ELEMID_IBSSPARMS;
+ *frm++ = 2;
+ *frm++ = 0; *frm++ = 0; /* TODO: ATIM window */
+diff -ur madwifi.old/net80211/ieee80211_input.c madwifi.dev/net80211/ieee80211_input.c
+--- madwifi.old/net80211/ieee80211_input.c 2007-05-31 02:41:28.784474048 +0200
++++ madwifi.dev/net80211/ieee80211_input.c 2007-05-31 05:36:08.577303376 +0200
+@@ -3020,7 +3020,13 @@
+ return;
+ }
+ if (ni == vap->iv_bss) {
+- if (vap->iv_opmode == IEEE80211_M_IBSS) {
++ /* this probe request may have been sent to all vaps
++ * to give each a chance of creating a node for this.
++ * important for hostap+ibss mode */
++ ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) skb->data);
++ if (ni) {
++ allocbs = 0;
++ } else if (vap->iv_opmode == IEEE80211_M_IBSS) {
+ /*
+ * XXX Cannot tell if the sender is operating
+ * in ibss mode. But we need a new node to
+@@ -3029,12 +3035,13 @@
+ */
+ ni = ieee80211_fakeup_adhoc_node(vap,
+ wh->i_addr2);
++ allocbs = 1;
+ } else {
+ ni = ieee80211_dup_bss(vap, wh->i_addr2, 1);
++ allocbs = 1;
+ }
+ if (ni == NULL)
+ return;
+- allocbs = 1;
+ }
+
+ IEEE80211_NOTE_MAC(vap, IEEE80211_MSG_INPUT, wh->i_addr2,
+diff -ur madwifi.old/net80211/ieee80211_node.c madwifi.dev/net80211/ieee80211_node.c
+--- madwifi.old/net80211/ieee80211_node.c 2007-05-31 02:41:28.752478912 +0200
++++ madwifi.dev/net80211/ieee80211_node.c 2007-05-31 05:15:24.717398824 +0200
+@@ -1088,8 +1088,25 @@
+ IEEE80211_NODE_TABLE_LOCK_ASSERT(nt);
+
+ hash = IEEE80211_NODE_HASH(macaddr);
++
++ /* look for non-ibss nodes first */
++ LIST_FOREACH(ni, &nt->nt_hash[hash], ni_hash) {
++ if (IEEE80211_ADDR_EQ(ni->ni_macaddr, macaddr) && ni->ni_vap->iv_opmode != IEEE80211_M_IBSS) {
++ ieee80211_ref_node(ni); /* mark referenced */
++#ifdef IEEE80211_DEBUG_REFCNT
++ IEEE80211_DPRINTF(ni->ni_vap, IEEE80211_MSG_NODE,
++ "%s (%s:%u) %p<%s> refcnt %d\n", __func__,
++ func, line,
++ ni, ether_sprintf(ni->ni_macaddr),
++ ieee80211_node_refcnt(ni));
++#endif
++ return ni;
++ }
++ }
++
++ /* now look for ibss nodes */
+ LIST_FOREACH(ni, &nt->nt_hash[hash], ni_hash) {
+- if (IEEE80211_ADDR_EQ(ni->ni_macaddr, macaddr)) {
++ if (IEEE80211_ADDR_EQ(ni->ni_macaddr, macaddr) && ni->ni_vap->iv_opmode == IEEE80211_M_IBSS) {
+ ieee80211_ref_node(ni); /* mark referenced */
+ #ifdef IEEE80211_DEBUG_REFCNT
+ IEEE80211_DPRINTF(ni->ni_vap, IEEE80211_MSG_NODE,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 20:54:36 +0000