params.cw_max = ecw2cw((pos[1] & 0xf0) >> 4);
params.cw_min = ecw2cw(pos[1] & 0x0f);
params.txop = pos[2] | (pos[3] << 8);
-#ifdef CONFIG_MAC80211_DEBUG
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
printk(KERN_DEBUG "%s: WMM queue=%d aci=%d acm=%d aifs=%d "
"cWmin=%d cWmax=%d txop=%d\n",
dev->name, queue, aci, acm, params.aifs, params.cw_min,
bool use_short_preamble)
{
struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf;
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
DECLARE_MAC_BUF(mac);
+#endif
u32 changed = 0;
if (use_protection != bss_conf->use_cts_prot) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: CTS protection %s (BSSID="
"%s)\n",
use_protection ? "enabled" : "disabled",
print_mac(mac, ifsta->bssid));
}
+#endif
bss_conf->use_cts_prot = use_protection;
changed |= BSS_CHANGED_ERP_CTS_PROT;
}
if (use_short_preamble != bss_conf->use_short_preamble) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: switched to %s barker preamble"
" (BSSID=%s)\n",
use_short_preamble ? "short" : "long",
print_mac(mac, ifsta->bssid));
}
+#endif
bss_conf->use_short_preamble = use_short_preamble;
changed |= BSS_CHANGED_ERP_PREAMBLE;
}
sdata->bss_conf.ht_bss_conf = &conf->ht_bss_conf;
}
- netif_carrier_on(dev);
ifsta->flags |= IEEE80211_STA_PREV_BSSID_SET;
memcpy(ifsta->prev_bssid, sdata->u.sta.bssid, ETH_ALEN);
memcpy(wrqu.ap_addr.sa_data, sdata->u.sta.bssid, ETH_ALEN);
ieee80211_sta_send_associnfo(dev, ifsta);
} else {
+ netif_carrier_off(dev);
ieee80211_sta_tear_down_BA_sessions(dev, ifsta->bssid);
ifsta->flags &= ~IEEE80211_STA_ASSOCIATED;
- netif_carrier_off(dev);
- ieee80211_reset_erp_info(dev);
+ changed |= ieee80211_reset_erp_info(dev);
sdata->bss_conf.assoc_ht = 0;
sdata->bss_conf.ht_conf = NULL;
sdata->bss_conf.assoc = assoc;
ieee80211_bss_info_change_notify(sdata, changed);
+
+ if (assoc)
+ netif_carrier_on(dev);
+
wrqu.ap_addr.sa_family = ARPHRD_ETHER;
wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL);
}
* b-only mode) */
rates_len = ieee80211_compatible_rates(bss, sband, &rates);
+ if ((bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT) &&
+ (local->hw.flags & IEEE80211_HW_SPECTRUM_MGMT))
+ capab |= WLAN_CAPABILITY_SPECTRUM_MGMT;
+
ieee80211_rx_bss_put(dev, bss);
} else {
rates = ~0;
}
}
+ if (capab & WLAN_CAPABILITY_SPECTRUM_MGMT) {
+ /* 1. power capabilities */
+ pos = skb_put(skb, 4);
+ *pos++ = WLAN_EID_PWR_CAPABILITY;
+ *pos++ = 2;
+ *pos++ = 0; /* min tx power */
+ *pos++ = local->hw.conf.channel->max_power; /* max tx power */
+
+ /* 2. supported channels */
+ /* TODO: get this in reg domain format */
+ pos = skb_put(skb, 2 * sband->n_channels + 2);
+ *pos++ = WLAN_EID_SUPPORTED_CHANNELS;
+ *pos++ = 2 * sband->n_channels;
+ for (i = 0; i < sband->n_channels; i++) {
+ *pos++ = ieee80211_frequency_to_channel(
+ sband->channels[i].center_freq);
+ *pos++ = 1; /* one channel in the subband*/
+ }
+ }
+
if (ifsta->extra_ie) {
pos = skb_put(skb, ifsta->extra_ie_len);
memcpy(pos, ifsta->extra_ie, ifsta->extra_ie_len);
u8 *pos;
struct ieee802_11_elems elems;
- printk(KERN_DEBUG "%s: replying to auth challenge\n", dev->name);
pos = mgmt->u.auth.variable;
ieee802_11_parse_elems(pos, len - (pos - (u8 *) mgmt), &elems);
- if (!elems.challenge) {
- printk(KERN_DEBUG "%s: no challenge IE in shared key auth "
- "frame\n", dev->name);
+ if (!elems.challenge)
return;
- }
ieee80211_send_auth(dev, ifsta, 3, elems.challenge - 2,
elems.challenge_len + 2, 1);
}
sta->ampdu_mlme.tid_rx[tid] =
kmalloc(sizeof(struct tid_ampdu_rx), GFP_ATOMIC);
if (!sta->ampdu_mlme.tid_rx[tid]) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "allocate rx mlme to tid %d failed\n",
tid);
+#endif
goto end;
}
/* rx timer */
tid_agg_rx->reorder_buf =
kmalloc(buf_size * sizeof(struct sk_buff *), GFP_ATOMIC);
if (!tid_agg_rx->reorder_buf) {
+#ifdef CONFIG_MAC80211_HT_DEBUG
if (net_ratelimit())
printk(KERN_ERR "can not allocate reordering buffer "
"to tid %d\n", tid);
+#endif
kfree(sta->ampdu_mlme.tid_rx[tid]);
goto end;
}
if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
spin_unlock_bh(&sta->lock);
- printk(KERN_DEBUG "state not HT_ADDBA_REQUESTED_MSK:"
- "%d\n", *state);
goto addba_resp_exit;
}
#endif /* CONFIG_MAC80211_HT_DEBUG */
if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
== WLAN_STATUS_SUCCESS) {
- if (*state & HT_ADDBA_RECEIVED_MSK)
- printk(KERN_DEBUG "double addBA response\n");
-
*state |= HT_ADDBA_RECEIVED_MSK;
sta->ampdu_mlme.addba_req_num[tid] = 0;
- if (*state == HT_AGG_STATE_OPERATIONAL) {
- printk(KERN_DEBUG "Aggregation on for tid %d \n", tid);
+ if (*state == HT_AGG_STATE_OPERATIONAL)
ieee80211_wake_queue(hw, sta->tid_to_tx_q[tid]);
- }
spin_unlock_bh(&sta->lock);
- printk(KERN_DEBUG "recipient accepted agg: tid %d \n", tid);
} else {
- printk(KERN_DEBUG "recipient rejected agg: tid %d \n", tid);
-
sta->ampdu_mlme.addba_req_num[tid]++;
/* this will allow the state check in stop_BA_session */
*state = HT_AGG_STATE_OPERATIONAL;
ieee80211_sta_tx(dev, skb, 0);
}
+void ieee80211_send_bar(struct net_device *dev, u8 *ra, u16 tid, u16 ssn)
+{
+ struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+ struct sk_buff *skb;
+ struct ieee80211_bar *bar;
+ u16 bar_control = 0;
+
+ skb = dev_alloc_skb(sizeof(*bar) + local->hw.extra_tx_headroom);
+ if (!skb) {
+ printk(KERN_ERR "%s: failed to allocate buffer for "
+ "bar frame\n", dev->name);
+ return;
+ }
+ skb_reserve(skb, local->hw.extra_tx_headroom);
+ bar = (struct ieee80211_bar *)skb_put(skb, sizeof(*bar));
+ memset(bar, 0, sizeof(*bar));
+ bar->frame_control = IEEE80211_FC(IEEE80211_FTYPE_CTL,
+ IEEE80211_STYPE_BACK_REQ);
+ memcpy(bar->ra, ra, ETH_ALEN);
+ memcpy(bar->ta, dev->dev_addr, ETH_ALEN);
+ bar_control |= (u16)IEEE80211_BAR_CTRL_ACK_POLICY_NORMAL;
+ bar_control |= (u16)IEEE80211_BAR_CTRL_CBMTID_COMPRESSED_BA;
+ bar_control |= (u16)(tid << 12);
+ bar->control = cpu_to_le16(bar_control);
+ bar->start_seq_num = cpu_to_le16(ssn);
+
+ ieee80211_sta_tx(dev, skb, 0);
+}
+
void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid,
u16 initiator, u16 reason)
{
ra, tid, NULL);
if (ret)
printk(KERN_DEBUG "HW problem - can not stop rx "
- "aggergation for tid %d\n", tid);
+ "aggregation for tid %d\n", tid);
/* shutdown timer has not expired */
if (initiator != WLAN_BACK_TIMER)
if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
spin_unlock_bh(&sta->lock);
*state = HT_AGG_STATE_IDLE;
+#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "timer expired on tid %d but we are not "
"expecting addBA response there", tid);
+#endif
goto timer_expired_exit;
}
+#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "addBA response timer expired on tid %d\n", tid);
+#endif
/* go through the state check in stop_BA_session */
*state = HT_AGG_STATE_OPERATIONAL;
struct sta_info *sta = container_of(timer_to_id, struct sta_info,
timer_to_tid[0]);
+#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "rx session timer expired on tid %d\n", (u16)*ptid);
+#endif
ieee80211_sta_stop_rx_ba_session(sta->sdata->dev, sta->addr,
(u16)*ptid, WLAN_BACK_TIMER,
WLAN_REASON_QSTA_TIMEOUT);
DECLARE_MAC_BUF(mac);
if (ifsta->state != IEEE80211_AUTHENTICATE &&
- sdata->vif.type != IEEE80211_IF_TYPE_IBSS) {
- printk(KERN_DEBUG "%s: authentication frame received from "
- "%s, but not in authenticate state - ignored\n",
- dev->name, print_mac(mac, mgmt->sa));
+ sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
return;
- }
- if (len < 24 + 6) {
- printk(KERN_DEBUG "%s: too short (%zd) authentication frame "
- "received from %s - ignored\n",
- dev->name, len, print_mac(mac, mgmt->sa));
+ if (len < 24 + 6)
return;
- }
if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
- memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
- printk(KERN_DEBUG "%s: authentication frame received from "
- "unknown AP (SA=%s BSSID=%s) - "
- "ignored\n", dev->name, print_mac(mac, mgmt->sa),
- print_mac(mac, mgmt->bssid));
+ memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0)
return;
- }
if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
- memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0) {
- printk(KERN_DEBUG "%s: authentication frame received from "
- "unknown BSSID (SA=%s BSSID=%s) - "
- "ignored\n", dev->name, print_mac(mac, mgmt->sa),
- print_mac(mac, mgmt->bssid));
+ memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0)
return;
- }
auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction);
status_code = le16_to_cpu(mgmt->u.auth.status_code);
- printk(KERN_DEBUG "%s: RX authentication from %s (alg=%d "
- "transaction=%d status=%d)\n",
- dev->name, print_mac(mac, mgmt->sa), auth_alg,
- auth_transaction, status_code);
-
if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
- /* IEEE 802.11 standard does not require authentication in IBSS
+ /*
+ * IEEE 802.11 standard does not require authentication in IBSS
* networks and most implementations do not seem to use it.
* However, try to reply to authentication attempts if someone
* has actually implemented this.
- * TODO: Could implement shared key authentication. */
- if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1) {
- printk(KERN_DEBUG "%s: unexpected IBSS authentication "
- "frame (alg=%d transaction=%d)\n",
- dev->name, auth_alg, auth_transaction);
+ */
+ if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1)
return;
- }
ieee80211_send_auth(dev, ifsta, 2, NULL, 0, 0);
}
if (auth_alg != ifsta->auth_alg ||
- auth_transaction != ifsta->auth_transaction) {
- printk(KERN_DEBUG "%s: unexpected authentication frame "
- "(alg=%d transaction=%d)\n",
- dev->name, auth_alg, auth_transaction);
+ auth_transaction != ifsta->auth_transaction)
return;
- }
if (status_code != WLAN_STATUS_SUCCESS) {
- printk(KERN_DEBUG "%s: AP denied authentication (auth_alg=%d "
- "code=%d)\n", dev->name, ifsta->auth_alg, status_code);
if (status_code == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) {
u8 algs[3];
const int num_algs = ARRAY_SIZE(algs);
!ieee80211_sta_wep_configured(dev))
continue;
ifsta->auth_alg = algs[pos];
- printk(KERN_DEBUG "%s: set auth_alg=%d for "
- "next try\n",
- dev->name, ifsta->auth_alg);
break;
}
}
u16 reason_code;
DECLARE_MAC_BUF(mac);
- if (len < 24 + 2) {
- printk(KERN_DEBUG "%s: too short (%zd) deauthentication frame "
- "received from %s - ignored\n",
- dev->name, len, print_mac(mac, mgmt->sa));
+ if (len < 24 + 2)
return;
- }
- if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
- printk(KERN_DEBUG "%s: deauthentication frame received from "
- "unknown AP (SA=%s BSSID=%s) - "
- "ignored\n", dev->name, print_mac(mac, mgmt->sa),
- print_mac(mac, mgmt->bssid));
+ if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN))
return;
- }
reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
- printk(KERN_DEBUG "%s: RX deauthentication from %s"
- " (reason=%d)\n",
- dev->name, print_mac(mac, mgmt->sa), reason_code);
-
if (ifsta->flags & IEEE80211_STA_AUTHENTICATED)
printk(KERN_DEBUG "%s: deauthenticated\n", dev->name);
u16 reason_code;
DECLARE_MAC_BUF(mac);
- if (len < 24 + 2) {
- printk(KERN_DEBUG "%s: too short (%zd) disassociation frame "
- "received from %s - ignored\n",
- dev->name, len, print_mac(mac, mgmt->sa));
+ if (len < 24 + 2)
return;
- }
- if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
- printk(KERN_DEBUG "%s: disassociation frame received from "
- "unknown AP (SA=%s BSSID=%s) - "
- "ignored\n", dev->name, print_mac(mac, mgmt->sa),
- print_mac(mac, mgmt->bssid));
+ if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN))
return;
- }
reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
- printk(KERN_DEBUG "%s: RX disassociation from %s"
- " (reason=%d)\n",
- dev->name, print_mac(mac, mgmt->sa), reason_code);
-
if (ifsta->flags & IEEE80211_STA_ASSOCIATED)
printk(KERN_DEBUG "%s: disassociated\n", dev->name);
/* AssocResp and ReassocResp have identical structure, so process both
* of them in this function. */
- if (ifsta->state != IEEE80211_ASSOCIATE) {
- printk(KERN_DEBUG "%s: association frame received from "
- "%s, but not in associate state - ignored\n",
- dev->name, print_mac(mac, mgmt->sa));
+ if (ifsta->state != IEEE80211_ASSOCIATE)
return;
- }
- if (len < 24 + 6) {
- printk(KERN_DEBUG "%s: too short (%zd) association frame "
- "received from %s - ignored\n",
- dev->name, len, print_mac(mac, mgmt->sa));
+ if (len < 24 + 6)
return;
- }
- if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0) {
- printk(KERN_DEBUG "%s: association frame received from "
- "unknown AP (SA=%s BSSID=%s) - "
- "ignored\n", dev->name, print_mac(mac, mgmt->sa),
- print_mac(mac, mgmt->bssid));
+ if (memcmp(ifsta->bssid, mgmt->sa, ETH_ALEN) != 0)
return;
- }
capab_info = le16_to_cpu(mgmt->u.assoc_resp.capab_info);
status_code = le16_to_cpu(mgmt->u.assoc_resp.status_code);
memcpy(mgmt->bssid, ifsta->bssid, ETH_ALEN);
mgmt->u.beacon.beacon_int =
cpu_to_le16(local->hw.conf.beacon_int);
+ mgmt->u.beacon.timestamp = cpu_to_le64(bss->timestamp);
mgmt->u.beacon.capab_info = cpu_to_le16(bss->capability);
pos = skb_put(skb, 2 + ifsta->ssid_len);
control->flags |= IEEE80211_TX_CTL_SHORT_PREAMBLE;
control->antenna_sel_tx = local->hw.conf.antenna_sel_tx;
control->flags |= IEEE80211_TX_CTL_NO_ACK;
+ control->flags |= IEEE80211_TX_CTL_DO_NOT_ENCRYPT;
control->control.retry_limit = 1;
ifsta->probe_resp = skb_copy(skb, GFP_ATOMIC);
struct ieee80211_mgmt *mgmt,
size_t len,
struct ieee80211_rx_status *rx_status,
+ struct ieee802_11_elems *elems,
int beacon)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
- struct ieee802_11_elems elems;
- size_t baselen;
int freq, clen;
struct ieee80211_sta_bss *bss;
struct sta_info *sta;
if (!beacon && memcmp(mgmt->da, dev->dev_addr, ETH_ALEN))
return; /* ignore ProbeResp to foreign address */
-#if 0
- printk(KERN_DEBUG "%s: RX %s from %s to %s\n",
- dev->name, beacon ? "Beacon" : "Probe Response",
- print_mac(mac, mgmt->sa), print_mac(mac2, mgmt->da));
-#endif
-
- baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
- if (baselen > len)
- return;
-
beacon_timestamp = le64_to_cpu(mgmt->u.beacon.timestamp);
- ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
- if (ieee80211_vif_is_mesh(&sdata->vif) && elems.mesh_id &&
- elems.mesh_config && mesh_matches_local(&elems, dev)) {
- u64 rates = ieee80211_sta_get_rates(local, &elems,
+ if (ieee80211_vif_is_mesh(&sdata->vif) && elems->mesh_id &&
+ elems->mesh_config && mesh_matches_local(elems, dev)) {
+ u64 rates = ieee80211_sta_get_rates(local, elems,
rx_status->band);
mesh_neighbour_update(mgmt->sa, rates, dev,
- mesh_peer_accepts_plinks(&elems, dev));
+ mesh_peer_accepts_plinks(elems, dev));
}
rcu_read_lock();
- if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems.supp_rates &&
+ if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS && elems->supp_rates &&
memcmp(mgmt->bssid, sdata->u.sta.bssid, ETH_ALEN) == 0 &&
(sta = sta_info_get(local, mgmt->sa))) {
u64 prev_rates;
- u64 supp_rates = ieee80211_sta_get_rates(local, &elems,
+ u64 supp_rates = ieee80211_sta_get_rates(local, elems,
rx_status->band);
prev_rates = sta->supp_rates[rx_status->band];
sta->supp_rates[rx_status->band] =
sdata->u.sta.supp_rates_bits[rx_status->band];
}
- if (sta->supp_rates[rx_status->band] != prev_rates) {
- printk(KERN_DEBUG "%s: updated supp_rates set for "
- "%s based on beacon info (0x%llx & 0x%llx -> "
- "0x%llx)\n",
- dev->name, print_mac(mac, sta->addr),
- (unsigned long long) prev_rates,
- (unsigned long long) supp_rates,
- (unsigned long long) sta->supp_rates[rx_status->band]);
- }
}
rcu_read_unlock();
- if (elems.ds_params && elems.ds_params_len == 1)
- freq = ieee80211_channel_to_frequency(elems.ds_params[0]);
+ if (elems->ds_params && elems->ds_params_len == 1)
+ freq = ieee80211_channel_to_frequency(elems->ds_params[0]);
else
freq = rx_status->freq;
return;
#ifdef CONFIG_MAC80211_MESH
- if (elems.mesh_config)
- bss = ieee80211_rx_mesh_bss_get(dev, elems.mesh_id,
- elems.mesh_id_len, elems.mesh_config, freq);
+ if (elems->mesh_config)
+ bss = ieee80211_rx_mesh_bss_get(dev, elems->mesh_id,
+ elems->mesh_id_len, elems->mesh_config, freq);
else
#endif
bss = ieee80211_rx_bss_get(dev, mgmt->bssid, freq,
- elems.ssid, elems.ssid_len);
+ elems->ssid, elems->ssid_len);
if (!bss) {
#ifdef CONFIG_MAC80211_MESH
- if (elems.mesh_config)
- bss = ieee80211_rx_mesh_bss_add(dev, elems.mesh_id,
- elems.mesh_id_len, elems.mesh_config,
- elems.mesh_config_len, freq);
+ if (elems->mesh_config)
+ bss = ieee80211_rx_mesh_bss_add(dev, elems->mesh_id,
+ elems->mesh_id_len, elems->mesh_config,
+ elems->mesh_config_len, freq);
else
#endif
bss = ieee80211_rx_bss_add(dev, mgmt->bssid, freq,
- elems.ssid, elems.ssid_len);
+ elems->ssid, elems->ssid_len);
if (!bss)
return;
} else {
}
/* save the ERP value so that it is available at association time */
- if (elems.erp_info && elems.erp_info_len >= 1) {
- bss->erp_value = elems.erp_info[0];
+ if (elems->erp_info && elems->erp_info_len >= 1) {
+ bss->erp_value = elems->erp_info[0];
bss->has_erp_value = 1;
}
- if (elems.ht_cap_elem &&
- (!bss->ht_ie || bss->ht_ie_len != elems.ht_cap_elem_len ||
- memcmp(bss->ht_ie, elems.ht_cap_elem, elems.ht_cap_elem_len))) {
+ if (elems->ht_cap_elem &&
+ (!bss->ht_ie || bss->ht_ie_len != elems->ht_cap_elem_len ||
+ memcmp(bss->ht_ie, elems->ht_cap_elem, elems->ht_cap_elem_len))) {
kfree(bss->ht_ie);
- bss->ht_ie = kmalloc(elems.ht_cap_elem_len + 2, GFP_ATOMIC);
+ bss->ht_ie = kmalloc(elems->ht_cap_elem_len + 2, GFP_ATOMIC);
if (bss->ht_ie) {
- memcpy(bss->ht_ie, elems.ht_cap_elem - 2,
- elems.ht_cap_elem_len + 2);
- bss->ht_ie_len = elems.ht_cap_elem_len + 2;
+ memcpy(bss->ht_ie, elems->ht_cap_elem - 2,
+ elems->ht_cap_elem_len + 2);
+ bss->ht_ie_len = elems->ht_cap_elem_len + 2;
} else
bss->ht_ie_len = 0;
- } else if (!elems.ht_cap_elem && bss->ht_ie) {
+ } else if (!elems->ht_cap_elem && bss->ht_ie) {
kfree(bss->ht_ie);
bss->ht_ie = NULL;
bss->ht_ie_len = 0;
}
- if (elems.ht_info_elem &&
+ if (elems->ht_info_elem &&
(!bss->ht_add_ie ||
- bss->ht_add_ie_len != elems.ht_info_elem_len ||
- memcmp(bss->ht_add_ie, elems.ht_info_elem,
- elems.ht_info_elem_len))) {
+ bss->ht_add_ie_len != elems->ht_info_elem_len ||
+ memcmp(bss->ht_add_ie, elems->ht_info_elem,
+ elems->ht_info_elem_len))) {
kfree(bss->ht_add_ie);
bss->ht_add_ie =
- kmalloc(elems.ht_info_elem_len + 2, GFP_ATOMIC);
+ kmalloc(elems->ht_info_elem_len + 2, GFP_ATOMIC);
if (bss->ht_add_ie) {
- memcpy(bss->ht_add_ie, elems.ht_info_elem - 2,
- elems.ht_info_elem_len + 2);
- bss->ht_add_ie_len = elems.ht_info_elem_len + 2;
+ memcpy(bss->ht_add_ie, elems->ht_info_elem - 2,
+ elems->ht_info_elem_len + 2);
+ bss->ht_add_ie_len = elems->ht_info_elem_len + 2;
} else
bss->ht_add_ie_len = 0;
- } else if (!elems.ht_info_elem && bss->ht_add_ie) {
+ } else if (!elems->ht_info_elem && bss->ht_add_ie) {
kfree(bss->ht_add_ie);
bss->ht_add_ie = NULL;
bss->ht_add_ie_len = 0;
bss->capability = le16_to_cpu(mgmt->u.beacon.capab_info);
bss->supp_rates_len = 0;
- if (elems.supp_rates) {
+ if (elems->supp_rates) {
clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
- if (clen > elems.supp_rates_len)
- clen = elems.supp_rates_len;
- memcpy(&bss->supp_rates[bss->supp_rates_len], elems.supp_rates,
+ if (clen > elems->supp_rates_len)
+ clen = elems->supp_rates_len;
+ memcpy(&bss->supp_rates[bss->supp_rates_len], elems->supp_rates,
clen);
bss->supp_rates_len += clen;
}
- if (elems.ext_supp_rates) {
+ if (elems->ext_supp_rates) {
clen = IEEE80211_MAX_SUPP_RATES - bss->supp_rates_len;
- if (clen > elems.ext_supp_rates_len)
- clen = elems.ext_supp_rates_len;
+ if (clen > elems->ext_supp_rates_len)
+ clen = elems->ext_supp_rates_len;
memcpy(&bss->supp_rates[bss->supp_rates_len],
- elems.ext_supp_rates, clen);
+ elems->ext_supp_rates, clen);
bss->supp_rates_len += clen;
}
return;
}
- if (elems.wpa &&
- (!bss->wpa_ie || bss->wpa_ie_len != elems.wpa_len ||
- memcmp(bss->wpa_ie, elems.wpa, elems.wpa_len))) {
+ if (elems->wpa &&
+ (!bss->wpa_ie || bss->wpa_ie_len != elems->wpa_len ||
+ memcmp(bss->wpa_ie, elems->wpa, elems->wpa_len))) {
kfree(bss->wpa_ie);
- bss->wpa_ie = kmalloc(elems.wpa_len + 2, GFP_ATOMIC);
+ bss->wpa_ie = kmalloc(elems->wpa_len + 2, GFP_ATOMIC);
if (bss->wpa_ie) {
- memcpy(bss->wpa_ie, elems.wpa - 2, elems.wpa_len + 2);
- bss->wpa_ie_len = elems.wpa_len + 2;
+ memcpy(bss->wpa_ie, elems->wpa - 2, elems->wpa_len + 2);
+ bss->wpa_ie_len = elems->wpa_len + 2;
} else
bss->wpa_ie_len = 0;
- } else if (!elems.wpa && bss->wpa_ie) {
+ } else if (!elems->wpa && bss->wpa_ie) {
kfree(bss->wpa_ie);
bss->wpa_ie = NULL;
bss->wpa_ie_len = 0;
}
- if (elems.rsn &&
- (!bss->rsn_ie || bss->rsn_ie_len != elems.rsn_len ||
- memcmp(bss->rsn_ie, elems.rsn, elems.rsn_len))) {
+ if (elems->rsn &&
+ (!bss->rsn_ie || bss->rsn_ie_len != elems->rsn_len ||
+ memcmp(bss->rsn_ie, elems->rsn, elems->rsn_len))) {
kfree(bss->rsn_ie);
- bss->rsn_ie = kmalloc(elems.rsn_len + 2, GFP_ATOMIC);
+ bss->rsn_ie = kmalloc(elems->rsn_len + 2, GFP_ATOMIC);
if (bss->rsn_ie) {
- memcpy(bss->rsn_ie, elems.rsn - 2, elems.rsn_len + 2);
- bss->rsn_ie_len = elems.rsn_len + 2;
+ memcpy(bss->rsn_ie, elems->rsn - 2, elems->rsn_len + 2);
+ bss->rsn_ie_len = elems->rsn_len + 2;
} else
bss->rsn_ie_len = 0;
- } else if (!elems.rsn && bss->rsn_ie) {
+ } else if (!elems->rsn && bss->rsn_ie) {
kfree(bss->rsn_ie);
bss->rsn_ie = NULL;
bss->rsn_ie_len = 0;
* inclusion of the WMM Parameters in beacons, however, is optional.
*/
- if (elems.wmm_param &&
- (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_param_len ||
- memcmp(bss->wmm_ie, elems.wmm_param, elems.wmm_param_len))) {
+ if (elems->wmm_param &&
+ (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_param_len ||
+ memcmp(bss->wmm_ie, elems->wmm_param, elems->wmm_param_len))) {
kfree(bss->wmm_ie);
- bss->wmm_ie = kmalloc(elems.wmm_param_len + 2, GFP_ATOMIC);
+ bss->wmm_ie = kmalloc(elems->wmm_param_len + 2, GFP_ATOMIC);
if (bss->wmm_ie) {
- memcpy(bss->wmm_ie, elems.wmm_param - 2,
- elems.wmm_param_len + 2);
- bss->wmm_ie_len = elems.wmm_param_len + 2;
+ memcpy(bss->wmm_ie, elems->wmm_param - 2,
+ elems->wmm_param_len + 2);
+ bss->wmm_ie_len = elems->wmm_param_len + 2;
} else
bss->wmm_ie_len = 0;
- } else if (elems.wmm_info &&
- (!bss->wmm_ie || bss->wmm_ie_len != elems.wmm_info_len ||
- memcmp(bss->wmm_ie, elems.wmm_info, elems.wmm_info_len))) {
+ } else if (elems->wmm_info &&
+ (!bss->wmm_ie || bss->wmm_ie_len != elems->wmm_info_len ||
+ memcmp(bss->wmm_ie, elems->wmm_info,
+ elems->wmm_info_len))) {
/* As for certain AP's Fifth bit is not set in WMM IE in
* beacon frames.So while parsing the beacon frame the
* wmm_info structure is used instead of wmm_param.
* n-band association.
*/
kfree(bss->wmm_ie);
- bss->wmm_ie = kmalloc(elems.wmm_info_len + 2, GFP_ATOMIC);
+ bss->wmm_ie = kmalloc(elems->wmm_info_len + 2, GFP_ATOMIC);
if (bss->wmm_ie) {
- memcpy(bss->wmm_ie, elems.wmm_info - 2,
- elems.wmm_info_len + 2);
- bss->wmm_ie_len = elems.wmm_info_len + 2;
+ memcpy(bss->wmm_ie, elems->wmm_info - 2,
+ elems->wmm_info_len + 2);
+ bss->wmm_ie_len = elems->wmm_info_len + 2;
} else
bss->wmm_ie_len = 0;
- } else if (!elems.wmm_param && !elems.wmm_info && bss->wmm_ie) {
+ } else if (!elems->wmm_param && !elems->wmm_info && bss->wmm_ie) {
kfree(bss->wmm_ie);
bss->wmm_ie = NULL;
bss->wmm_ie_len = 0;
!local->sta_sw_scanning && !local->sta_hw_scanning &&
bss->capability & WLAN_CAPABILITY_IBSS &&
bss->freq == local->oper_channel->center_freq &&
- elems.ssid_len == sdata->u.sta.ssid_len &&
- memcmp(elems.ssid, sdata->u.sta.ssid, sdata->u.sta.ssid_len) == 0) {
+ elems->ssid_len == sdata->u.sta.ssid_len &&
+ memcmp(elems->ssid, sdata->u.sta.ssid,
+ sdata->u.sta.ssid_len) == 0) {
if (rx_status->flag & RX_FLAG_TSFT) {
/* in order for correct IBSS merging we need mactime
*
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
if (beacon_timestamp > rx_timestamp) {
#ifndef CONFIG_MAC80211_IBSS_DEBUG
- if (net_ratelimit())
+ printk(KERN_DEBUG "%s: beacon TSF higher than "
+ "local TSF - IBSS merge with BSSID %s\n",
+ dev->name, print_mac(mac, mgmt->bssid));
#endif
- printk(KERN_DEBUG "%s: beacon TSF higher than "
- "local TSF - IBSS merge with BSSID %s\n",
- dev->name, print_mac(mac, mgmt->bssid));
ieee80211_sta_join_ibss(dev, &sdata->u.sta, bss);
ieee80211_ibss_add_sta(dev, NULL,
mgmt->bssid, mgmt->sa,
size_t len,
struct ieee80211_rx_status *rx_status)
{
- ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 0);
+ size_t baselen;
+ struct ieee802_11_elems elems;
+
+ baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
+ if (baselen > len)
+ return;
+
+ ieee802_11_parse_elems(mgmt->u.probe_resp.variable, len - baselen,
+ &elems);
+
+ ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 0);
}
struct ieee80211_conf *conf = &local->hw.conf;
u32 changed = 0;
- ieee80211_rx_bss_info(dev, mgmt, len, rx_status, 1);
+ /* Process beacon from the current BSS */
+ baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
+ if (baselen > len)
+ return;
+
+ ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
+
+ ieee80211_rx_bss_info(dev, mgmt, len, rx_status, &elems, 1);
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
memcmp(ifsta->bssid, mgmt->bssid, ETH_ALEN) != 0)
return;
- /* Process beacon from the current BSS */
- baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
- if (baselen > len)
- return;
-
- ieee802_11_parse_elems(mgmt->u.beacon.variable, len - baselen, &elems);
-
ieee80211_sta_wmm_params(dev, ifsta, elems.wmm_param,
elems.wmm_param_len);
pos = mgmt->u.probe_req.variable;
if (pos[0] != WLAN_EID_SSID ||
pos + 2 + pos[1] > end) {
- if (net_ratelimit()) {
- printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
- "from %s\n",
- dev->name, print_mac(mac, mgmt->sa));
- }
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
+ printk(KERN_DEBUG "%s: Invalid SSID IE in ProbeReq "
+ "from %s\n",
+ dev->name, print_mac(mac, mgmt->sa));
+#endif
return;
}
if (pos[1] != 0 &&
break;
ieee80211_sta_process_delba(dev, mgmt, len);
break;
- default:
- if (net_ratelimit())
- printk(KERN_DEBUG "%s: Rx unknown A-MPDU action\n",
- dev->name);
- break;
}
break;
case PLINK_CATEGORY:
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_rx_path_sel_frame(dev, mgmt, len);
break;
- default:
- if (net_ratelimit())
- printk(KERN_DEBUG "%s: Rx unknown action frame - "
- "category=%d\n", dev->name, mgmt->u.action.category);
- break;
}
}
skb_queue_tail(&ifsta->skb_queue, skb);
queue_work(local->hw.workqueue, &ifsta->work);
return;
- default:
- printk(KERN_DEBUG "%s: received unknown management frame - "
- "stype=%d\n", dev->name,
- (fc & IEEE80211_FCTL_STYPE) >> 4);
- break;
}
fail:
struct ieee80211_rx_status *rx_status)
{
struct ieee80211_mgmt *mgmt;
- u16 fc;
+ __le16 fc;
if (skb->len < 2)
return RX_DROP_UNUSABLE;
mgmt = (struct ieee80211_mgmt *) skb->data;
- fc = le16_to_cpu(mgmt->frame_control);
+ fc = mgmt->frame_control;
- if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL)
+ if (ieee80211_is_ctl(fc))
return RX_CONTINUE;
if (skb->len < 24)
return RX_DROP_MONITOR;
- if ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_MGMT) {
- if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PROBE_RESP) {
- ieee80211_rx_mgmt_probe_resp(dev, mgmt,
- skb->len, rx_status);
- dev_kfree_skb(skb);
- return RX_QUEUED;
- } else if ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_BEACON) {
- ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len,
- rx_status);
- dev_kfree_skb(skb);
- return RX_QUEUED;
- }
+ if (ieee80211_is_probe_resp(fc)) {
+ ieee80211_rx_mgmt_probe_resp(dev, mgmt, skb->len, rx_status);
+ dev_kfree_skb(skb);
+ return RX_QUEUED;
}
+
+ if (ieee80211_is_beacon(fc)) {
+ ieee80211_rx_mgmt_beacon(dev, mgmt, skb->len, rx_status);
+ dev_kfree_skb(skb);
+ return RX_QUEUED;
+ }
+
return RX_CONTINUE;
}
spin_lock_irqsave(&local->sta_lock, flags);
list_for_each_entry_safe(sta, tmp, &local->sta_list, list)
if (time_after(jiffies, sta->last_rx + exp_time)) {
+#ifdef CONFIG_MAC80211_IBSS_DEBUG
printk(KERN_DEBUG "%s: expiring inactive STA %s\n",
dev->name, print_mac(mac, sta->addr));
+#endif
__sta_info_unlink(&sta);
if (sta)
list_add(&sta->list, &tmp_list);
if (local->sta_sw_scanning || local->sta_hw_scanning)
return;
- if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
- sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
- sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT) {
- printk(KERN_DEBUG "%s: ieee80211_sta_work: non-STA interface "
- "(type=%d)\n", dev->name, sdata->vif.type);
+ if (WARN_ON(sdata->vif.type != IEEE80211_IF_TYPE_STA &&
+ sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
+ sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT))
return;
- }
ifsta = &sdata->u.sta;
while ((skb = skb_dequeue(&ifsta->skb_queue)))
break;
#endif
default:
- printk(KERN_DEBUG "ieee80211_sta_work: Unknown state %d\n",
- ifsta->state);
+ WARN_ON(1);
break;
}
ifsta->auth_alg = WLAN_AUTH_LEAP;
else
ifsta->auth_alg = WLAN_AUTH_OPEN;
- printk(KERN_DEBUG "%s: Initial auth_alg=%d\n", dev->name,
- ifsta->auth_alg);
ifsta->auth_transaction = -1;
ifsta->flags &= ~IEEE80211_STA_ASSOCIATED;
ifsta->auth_tries = ifsta->assoc_tries = 0;
spin_unlock_bh(&local->sta_bss_lock);
#ifdef CONFIG_MAC80211_IBSS_DEBUG
- printk(KERN_DEBUG " sta_find_ibss: selected %s current "
- "%s\n", print_mac(mac, bssid), print_mac(mac2, ifsta->bssid));
+ if (found)
+ printk(KERN_DEBUG " sta_find_ibss: selected %s current "
+ "%s\n", print_mac(mac, bssid),
+ print_mac(mac2, ifsta->bssid));
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
if (found && memcmp(ifsta->bssid, bssid, ETH_ALEN) != 0 &&
(bss = ieee80211_rx_bss_get(dev, bssid,
{
struct sk_buff *skb;
struct ieee80211_hdr *nullfunc;
- u16 fc;
+ __le16 fc;
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 24);
if (!skb) {
nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24);
memset(nullfunc, 0, 24);
- fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
- IEEE80211_FCTL_TODS;
+ fc = cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
+ IEEE80211_FCTL_TODS);
if (powersave)
- fc |= IEEE80211_FCTL_PM;
- nullfunc->frame_control = cpu_to_le16(fc);
+ fc |= cpu_to_le16(IEEE80211_FCTL_PM);
+ nullfunc->frame_control = fc;
memcpy(nullfunc->addr1, sdata->u.sta.bssid, ETH_ALEN);
memcpy(nullfunc->addr2, sdata->dev->dev_addr, ETH_ALEN);
memcpy(nullfunc->addr3, sdata->u.sta.bssid, ETH_ALEN);
current_ev = iwe_stream_add_point(info, current_ev,
end_buf,
&iwe, buf);
+ memset(&iwe, 0, sizeof(iwe));
+ iwe.cmd = IWEVCUSTOM;
+ sprintf(buf, " Last beacon: %dms ago",
+ jiffies_to_msecs(jiffies - bss->last_update));
+ iwe.u.data.length = strlen(buf);
+ current_ev = iwe_stream_add_point(info, current_ev,
+ end_buf, &iwe, buf);
kfree(buf);
}
}
if (!ieee80211_bssid_match(bssid, sdata->u.sta.bssid))
return NULL;
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
printk(KERN_DEBUG "%s: Adding new IBSS station %s (dev=%s)\n",
wiphy_name(local->hw.wiphy), print_mac(mac, addr), dev->name);
+#endif
sta = sta_info_alloc(sdata, addr, GFP_ATOMIC);
if (!sta)
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
- printk(KERN_DEBUG "%s: deauthenticate(reason=%d)\n",
+ printk(KERN_DEBUG "%s: deauthenticating by local choice (reason=%d)\n",
dev->name, reason);
if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
- printk(KERN_DEBUG "%s: disassociate(reason=%d)\n",
+ printk(KERN_DEBUG "%s: disassociating by local choice (reason=%d)\n",
dev->name, reason);
if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
projects / linux-2.6 / blobdiff