add updated mac80211 - this no longer relies on patching includes in the kernel trees...
[openwrt/openwrt.git] / package / mac80211 / src / mac80211 / ieee80211_ioctl.c
index fcea8b28834d361aaf32f6e7e81ea23d3a43ef7b..f95d488726b59cc06cebaf88b4b97fbaf9908e47 100644 (file)
 
 #include <net/mac80211.h>
 #include "ieee80211_i.h"
-#include "hostapd_ioctl.h"
 #include "ieee80211_rate.h"
 #include "wpa.h"
 #include "aes_ccm.h"
-#include "debugfs_key.h"
 
 
-static int ieee80211_ioctl_set_beacon(struct net_device *dev,
-                                     struct prism2_hostapd_param *param,
-                                     int param_len,
-                                     int flag)
+static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
+                                   int idx, int alg, int remove,
+                                   int set_tx_key, const u8 *_key,
+                                   size_t key_len)
 {
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+       int ret = 0;
+       struct sta_info *sta;
+       struct ieee80211_key *key;
        struct ieee80211_sub_if_data *sdata;
-       struct ieee80211_if_ap *ap;
-       u8 **b_head, **b_tail;
-       int *b_head_len, *b_tail_len;
-       int len;
-
-       len = ((char *) param->u.beacon.data - (char *) param) +
-               param->u.beacon.head_len + param->u.beacon.tail_len;
-
-       if (param_len > len)
-               param_len = len;
-       else if (param_len != len)
-               return -EINVAL;
 
        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type != IEEE80211_IF_TYPE_AP)
-               return -EINVAL;
-       ap = &sdata->u.ap;
-
-       switch (flag) {
-       case 0:
-               b_head = &ap->beacon_head;
-               b_tail = &ap->beacon_tail;
-               b_head_len = &ap->beacon_head_len;
-               b_tail_len = &ap->beacon_tail_len;
-               break;
-       default:
-               printk(KERN_DEBUG "%s: unknown beacon flag %d\n",
-                      dev->name, flag);
+
+       if (idx < 0 || idx >= NUM_DEFAULT_KEYS) {
+               printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
+                      dev->name, idx);
                return -EINVAL;
        }
 
-       kfree(*b_head);
-       kfree(*b_tail);
-       *b_head = NULL;
-       *b_tail = NULL;
+       if (is_broadcast_ether_addr(sta_addr)) {
+               sta = NULL;
+               key = sdata->keys[idx];
+       } else {
+               set_tx_key = 0;
+               /*
+                * According to the standard, the key index of a pairwise
+                * key must be zero. However, some AP are broken when it
+                * comes to WEP key indices, so we work around this.
+                */
+               if (idx != 0 && alg != ALG_WEP) {
+                       printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for "
+                              "individual key\n", dev->name);
+                       return -EINVAL;
+               }
+
+               sta = sta_info_get(local, sta_addr);
+               if (!sta) {
+#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
+                       printk(KERN_DEBUG "%s: set_encrypt - unknown addr "
+                              MAC_FMT "\n",
+                              dev->name, MAC_ARG(sta_addr));
+#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
 
-       *b_head_len = param->u.beacon.head_len;
-       *b_tail_len = param->u.beacon.tail_len;
+                       return -ENOENT;
+               }
 
-       *b_head = kmalloc(*b_head_len, GFP_KERNEL);
-       if (*b_head)
-               memcpy(*b_head, param->u.beacon.data, *b_head_len);
-       else {
-               printk(KERN_DEBUG "%s: failed to allocate beacon_head\n",
-                      dev->name);
-               return -ENOMEM;
+               key = sta->key;
        }
 
-       if (*b_tail_len > 0) {
-               *b_tail = kmalloc(*b_tail_len, GFP_KERNEL);
-               if (*b_tail)
-                       memcpy(*b_tail, param->u.beacon.data + (*b_head_len),
-                              (*b_tail_len));
-               else {
-                       printk(KERN_DEBUG "%s: failed to allocate "
-                              "beacon_tail\n", dev->name);
-                       return -ENOMEM;
+       if (remove) {
+               ieee80211_key_free(key);
+               key = NULL;
+       } else {
+               /*
+                * Automatically frees any old key if present.
+                */
+               key = ieee80211_key_alloc(sdata, sta, alg, idx, key_len, _key);
+               if (!key) {
+                       ret = -ENOMEM;
+                       goto err_out;
                }
        }
 
-       return ieee80211_if_config_beacon(dev);
-}
+       if (set_tx_key || (!sta && !sdata->default_key && key))
+               ieee80211_set_default_key(sdata, idx);
 
+       ret = 0;
+ err_out:
+       if (sta)
+               sta_info_put(sta);
+       return ret;
+}
 
-static int ieee80211_ioctl_get_hw_features(struct net_device *dev,
-                                          struct prism2_hostapd_param *param,
-                                          int param_len)
+static int ieee80211_ioctl_siwgenie(struct net_device *dev,
+                                   struct iw_request_info *info,
+                                   struct iw_point *data, char *extra)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       u8 *pos = param->u.hw_features.data;
-       int left = param_len - (pos - (u8 *) param);
-       int i;
-       struct hostapd_ioctl_hw_modes_hdr *hdr;
-       struct ieee80211_rate_data *rate;
-       struct ieee80211_channel_data *chan;
-       struct ieee80211_hw_mode *mode;
+       struct ieee80211_sub_if_data *sdata;
 
-       param->u.hw_features.flags = 0;
-       if (local->hw.flags & IEEE80211_HW_DATA_NULLFUNC_ACK)
-               param->u.hw_features.flags |= HOSTAP_HW_FLAG_NULLFUNC_OK;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
-       param->u.hw_features.num_modes = 0;
-       list_for_each_entry(mode, &local->modes_list, list) {
-               int clen, rlen;
-
-               param->u.hw_features.num_modes++;
-               clen = mode->num_channels * sizeof(struct ieee80211_channel_data);
-               rlen = mode->num_rates * sizeof(struct ieee80211_rate_data);
-               if (left < sizeof(*hdr) + clen + rlen)
-                       return -E2BIG;
-               left -= sizeof(*hdr) + clen + rlen;
-
-               hdr = (struct hostapd_ioctl_hw_modes_hdr *) pos;
-               hdr->mode = mode->mode;
-               hdr->num_channels = mode->num_channels;
-               hdr->num_rates = mode->num_rates;
-
-               pos = (u8 *) (hdr + 1);
-               chan = (struct ieee80211_channel_data *) pos;
-               for (i = 0; i < mode->num_channels; i++) {
-                       chan[i].chan = mode->channels[i].chan;
-                       chan[i].freq = mode->channels[i].freq;
-                       chan[i].flag = mode->channels[i].flag;
-               }
-               pos += clen;
+       if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME)
+               return -EOPNOTSUPP;
 
-               rate = (struct ieee80211_rate_data *) pos;
-               for (i = 0; i < mode->num_rates; i++) {
-                       rate[i].rate = mode->rates[i].rate;
-                       rate[i].flags = mode->rates[i].flags;
-               }
-               pos += rlen;
+       if (sdata->type == IEEE80211_IF_TYPE_STA ||
+           sdata->type == IEEE80211_IF_TYPE_IBSS) {
+               int ret = ieee80211_sta_set_extra_ie(dev, extra, data->length);
+               if (ret)
+                       return ret;
+               sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
+               ieee80211_sta_req_auth(dev, &sdata->u.sta);
+               return 0;
        }
 
-       return 0;
+       return -EOPNOTSUPP;
 }
 
-static int ieee80211_ioctl_flush(struct net_device *dev,
-                                struct prism2_hostapd_param *param)
+static int ieee80211_ioctl_giwname(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  char *name, char *extra)
 {
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       sta_info_flush(local, NULL);
-       return 0;
-}
-
 
-/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */
-struct iapp_layer2_update {
-       u8 da[ETH_ALEN]; /* broadcast */
-       u8 sa[ETH_ALEN]; /* STA addr */
-       __be16 len; /* 6 */
-       u8 dsap; /* 0 */
-       u8 ssap; /* 0 */
-       u8 control;
-       u8 xid_info[3];
-} __attribute__ ((packed));
+       switch (local->hw.conf.phymode) {
+       case MODE_IEEE80211A:
+               strcpy(name, "IEEE 802.11a");
+               break;
+       case MODE_IEEE80211B:
+               strcpy(name, "IEEE 802.11b");
+               break;
+       case MODE_IEEE80211G:
+               strcpy(name, "IEEE 802.11g");
+               break;
+       default:
+               strcpy(name, "IEEE 802.11");
+               break;
+       }
 
-static void ieee80211_send_layer2_update(struct net_device *dev,
-                                        const u8 *addr)
-{
-       struct iapp_layer2_update *msg;
-       struct sk_buff *skb;
-
-       /* Send Level 2 Update Frame to update forwarding tables in layer 2
-        * bridge devices */
-
-       skb = dev_alloc_skb(sizeof(*msg));
-       if (!skb)
-               return;
-       msg = (struct iapp_layer2_update *) skb_put(skb, sizeof(*msg));
-
-       /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID)
-        * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */
-
-       memset(msg->da, 0xff, ETH_ALEN);
-       memcpy(msg->sa, addr, ETH_ALEN);
-       msg->len = htons(6);
-       msg->dsap = 0;
-       msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */
-       msg->control = 0xaf; /* XID response lsb.1111F101.
-                             * F=0 (no poll command; unsolicited frame) */
-       msg->xid_info[0] = 0x81; /* XID format identifier */
-       msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */
-       msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */
-
-       skb->dev = dev;
-       skb->protocol = eth_type_trans(skb, dev);
-       memset(skb->cb, 0, sizeof(skb->cb));
-       netif_rx(skb);
+       return 0;
 }
 
 
-static int ieee80211_ioctl_add_sta(struct net_device *dev,
-                                  struct prism2_hostapd_param *param)
+static int ieee80211_ioctl_giwrange(struct net_device *dev,
+                                struct iw_request_info *info,
+                                struct iw_point *data, char *extra)
 {
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
-       u32 rates;
-       int i, j;
-       struct ieee80211_sub_if_data *sdata;
-       struct ieee80211_hw_mode *mode;
-       int add_key_entry = 1;
+       struct iw_range *range = (struct iw_range *) extra;
+       struct ieee80211_hw_mode *mode = NULL;
+       int c = 0;
 
-       /* Prevent a race with changing the rate control algorithm */
-       if (!netif_running(dev))
-               return -ENETDOWN;
+       data->length = sizeof(struct iw_range);
+       memset(range, 0, sizeof(struct iw_range));
 
-       sta = sta_info_get(local, param->sta_addr);
+       range->we_version_compiled = WIRELESS_EXT;
+       range->we_version_source = 21;
+       range->retry_capa = IW_RETRY_LIMIT;
+       range->retry_flags = IW_RETRY_LIMIT;
+       range->min_retry = 0;
+       range->max_retry = 255;
+       range->min_rts = 0;
+       range->max_rts = 2347;
+       range->min_frag = 256;
+       range->max_frag = 2346;
 
-       if (!sta) {
-               sta = sta_info_add(local, dev, param->sta_addr, GFP_KERNEL);
-               if (!sta)
-                       return -ENOMEM;
-       }
+       range->encoding_size[0] = 5;
+       range->encoding_size[1] = 13;
+       range->num_encoding_sizes = 2;
+       range->max_encoding_tokens = NUM_DEFAULT_KEYS;
 
-       if (sta->dev != dev) {
-               /* Binding STA to a new interface, so remove all references to
-                * the old BSS. */
-               spin_lock_bh(&local->sta_lock);
-               sta_info_remove_aid_ptr(sta);
-               spin_unlock_bh(&local->sta_lock);
-       }
+       range->max_qual.qual = local->hw.max_signal;
+       range->max_qual.level = local->hw.max_rssi;
+       range->max_qual.noise = local->hw.max_noise;
+       range->max_qual.updated = local->wstats_flags;
 
-       /* TODO
-        * We "steal" the device in case someone owns it
-        * This will hurt WDS links and such when we have a
-        * WDS link and a client associating from the same station
-        */
-       sta->dev = dev;
-       sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev);
-
-       sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
-       sta->aid = param->u.add_sta.aid;
-       if (sta->aid > IEEE80211_MAX_AID)
-               sta->aid = 0;
-       sta->listen_interval = param->u.add_sta.listen_interval;
-
-       rates = 0;
-       mode = local->oper_hw_mode;
-       for (i = 0; i < sizeof(param->u.add_sta.supp_rates); i++) {
-               int rate = (param->u.add_sta.supp_rates[i] & 0x7f) * 5;
-               if (mode->mode == MODE_ATHEROS_TURBO ||
-                   mode->mode == MODE_ATHEROS_TURBOG)
-                       rate *= 2;
-               for (j = 0; j < mode->num_rates; j++) {
-                       if (mode->rates[j].rate == rate)
-                               rates |= BIT(j);
-               }
+       range->avg_qual.qual = local->hw.max_signal/2;
+       range->avg_qual.level = 0;
+       range->avg_qual.noise = 0;
+       range->avg_qual.updated = local->wstats_flags;
 
-       }
-       sta->supp_rates = rates;
+       range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
+                         IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
 
-       rate_control_rate_init(sta, local);
+       list_for_each_entry(mode, &local->modes_list, list) {
+               int i = 0;
 
-       if (param->u.add_sta.wds_flags & 0x01)
-               sta->flags |= WLAN_STA_WDS;
-       else
-               sta->flags &= ~WLAN_STA_WDS;
-
-       if (add_key_entry && !sta->key && !sdata->default_key &&
-           local->ops->set_key) {
-               struct ieee80211_key_conf conf;
-               /* Add key cache entry with NULL key type because this may used
-                * for TX filtering. */
-               memset(&conf, 0, sizeof(conf));
-               conf.hw_key_idx = HW_KEY_IDX_INVALID;
-               conf.alg = ALG_NULL;
-               conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT;
-               if (local->ops->set_key(local_to_hw(local), SET_KEY,
-                                      sta->addr, &conf, sta->aid)) {
-                       sta->key_idx_compression = HW_KEY_IDX_INVALID;
-               } else {
-                       sta->key_idx_compression = conf.hw_key_idx;
+               if (!(local->enabled_modes & (1 << mode->mode)) ||
+                   (local->hw_modes & local->enabled_modes &
+                    (1 << MODE_IEEE80211G) && mode->mode == MODE_IEEE80211B))
+                       continue;
+
+               while (i < mode->num_channels && c < IW_MAX_FREQUENCIES) {
+                       struct ieee80211_channel *chan = &mode->channels[i];
+
+                       if (chan->flag & IEEE80211_CHAN_W_SCAN) {
+                               range->freq[c].i = chan->chan;
+                               range->freq[c].m = chan->freq * 100000;
+                               range->freq[c].e = 1;
+                               c++;
+                       }
+                       i++;
                }
        }
+       range->num_channels = c;
+       range->num_frequency = c;
 
-       sta_info_put(sta);
-
-       if (sdata->type == IEEE80211_IF_TYPE_AP ||
-           sdata->type == IEEE80211_IF_TYPE_VLAN)
-               ieee80211_send_layer2_update(dev, param->sta_addr);
+       IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
+       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY);
+       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
+       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
 
        return 0;
 }
 
 
-static int ieee80211_ioctl_remove_sta(struct net_device *dev,
-                                     struct prism2_hostapd_param *param)
+static int ieee80211_ioctl_siwmode(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  __u32 *mode, char *extra)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       int type;
 
-       sta = sta_info_get(local, param->sta_addr);
-       if (sta) {
-               sta_info_put(sta);
-               sta_info_free(sta, 0);
-       }
+       if (sdata->type == IEEE80211_IF_TYPE_VLAN)
+               return -EOPNOTSUPP;
 
-       return sta ? 0 : -ENOENT;
-}
+       switch (*mode) {
+       case IW_MODE_INFRA:
+               type = IEEE80211_IF_TYPE_STA;
+               break;
+       case IW_MODE_ADHOC:
+               type = IEEE80211_IF_TYPE_IBSS;
+               break;
+       case IW_MODE_MONITOR:
+               type = IEEE80211_IF_TYPE_MNTR;
+               break;
+       default:
+               return -EINVAL;
+       }
 
+       if (type == sdata->type)
+               return 0;
+       if (netif_running(dev))
+               return -EBUSY;
 
-static int ieee80211_ioctl_get_dot11counterstable(struct net_device *dev,
-                                       struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_low_level_stats stats;
-
-       memset(&stats, 0, sizeof(stats));
-       if (local->ops->get_stats)
-               local->ops->get_stats(local_to_hw(local), &stats);
-       param->u.dot11CountersTable.dot11TransmittedFragmentCount =
-               local->dot11TransmittedFragmentCount;
-       param->u.dot11CountersTable.dot11MulticastTransmittedFrameCount =
-               local->dot11MulticastTransmittedFrameCount;
-       param->u.dot11CountersTable.dot11ReceivedFragmentCount =
-               local->dot11ReceivedFragmentCount;
-       param->u.dot11CountersTable.dot11MulticastReceivedFrameCount =
-               local->dot11MulticastReceivedFrameCount;
-       param->u.dot11CountersTable.dot11TransmittedFrameCount =
-               local->dot11TransmittedFrameCount;
-       param->u.dot11CountersTable.dot11FCSErrorCount =
-               stats.dot11FCSErrorCount;
-       param->u.dot11CountersTable.dot11ACKFailureCount =
-               stats.dot11ACKFailureCount;
-       param->u.dot11CountersTable.dot11RTSFailureCount =
-               stats.dot11RTSFailureCount;
-       param->u.dot11CountersTable.dot11RTSSuccessCount =
-               stats.dot11RTSSuccessCount;
+       ieee80211_if_reinit(dev);
+       ieee80211_if_set_type(dev, type);
 
        return 0;
 }
 
 
-static int ieee80211_ioctl_get_info_sta(struct net_device *dev,
-                                       struct prism2_hostapd_param *param)
+static int ieee80211_ioctl_giwmode(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  __u32 *mode, char *extra)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_hw_mode *mode;
-       struct sta_info *sta;
-
-       if (is_broadcast_ether_addr(param->sta_addr)) {
-               struct net_device_stats *stats;
+       struct ieee80211_sub_if_data *sdata;
 
-               stats = ieee80211_dev_stats(local->mdev);
-               param->u.get_info_sta.rx_bytes = stats->rx_bytes;
-               param->u.get_info_sta.tx_bytes = stats->tx_bytes;
-               /* go through all STAs and get STA with lowest max. rate */
-               param->u.get_info_sta.current_tx_rate =
-                       sta_info_min_txrate_get(local);
-               return 0;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       switch (sdata->type) {
+       case IEEE80211_IF_TYPE_AP:
+               *mode = IW_MODE_MASTER;
+               break;
+       case IEEE80211_IF_TYPE_STA:
+               *mode = IW_MODE_INFRA;
+               break;
+       case IEEE80211_IF_TYPE_IBSS:
+               *mode = IW_MODE_ADHOC;
+               break;
+       case IEEE80211_IF_TYPE_MNTR:
+               *mode = IW_MODE_MONITOR;
+               break;
+       case IEEE80211_IF_TYPE_WDS:
+               *mode = IW_MODE_REPEAT;
+               break;
+       case IEEE80211_IF_TYPE_VLAN:
+               *mode = IW_MODE_SECOND;         /* FIXME */
+               break;
+       default:
+               *mode = IW_MODE_AUTO;
+               break;
        }
-
-       sta = sta_info_get(local, param->sta_addr);
-
-       if (!sta)
-               return -ENOENT;
-
-       param->u.get_info_sta.inactive_msec =
-               jiffies_to_msecs(jiffies - sta->last_rx);
-       param->u.get_info_sta.rx_packets = sta->rx_packets;
-       param->u.get_info_sta.tx_packets = sta->tx_packets;
-       param->u.get_info_sta.rx_bytes = sta->rx_bytes;
-       param->u.get_info_sta.tx_bytes = sta->tx_bytes;
-       param->u.get_info_sta.channel_use = sta->channel_use;
-       param->u.get_info_sta.flags = sta->flags;
-       mode = local->oper_hw_mode;
-       if (sta->txrate >= 0 && sta->txrate < mode->num_rates)
-               param->u.get_info_sta.current_tx_rate =
-                       mode->rates[sta->txrate].rate;
-       param->u.get_info_sta.num_ps_buf_frames =
-               skb_queue_len(&sta->ps_tx_buf);
-       param->u.get_info_sta.tx_retry_failed = sta->tx_retry_failed;
-       param->u.get_info_sta.tx_retry_count = sta->tx_retry_count;
-       param->u.get_info_sta.last_rssi = sta->last_rssi;
-       param->u.get_info_sta.last_ack_rssi = sta->last_ack_rssi[2];
-
-       sta_info_put(sta);
-
        return 0;
 }
 
-
-static int ieee80211_ioctl_set_flags_sta(struct net_device *dev,
-                                        struct prism2_hostapd_param *param)
+int ieee80211_set_channel(struct ieee80211_local *local, int channel, int freq)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
+       struct ieee80211_hw_mode *mode;
+       int c, set = 0;
+       int ret = -EINVAL;
 
-       sta = sta_info_get(local, param->sta_addr);
-       if (sta) {
-               sta->flags |= param->u.set_flags_sta.flags_or;
-               sta->flags &= param->u.set_flags_sta.flags_and;
-               if (local->ops->set_port_auth &&
-                   (param->u.set_flags_sta.flags_or & WLAN_STA_AUTHORIZED) &&
-                   local->ops->set_port_auth(local_to_hw(local), sta->addr, 1))
-                       printk(KERN_DEBUG "%s: failed to set low-level driver "
-                              "PAE state (authorized) for " MAC_FMT "\n",
-                              dev->name, MAC_ARG(sta->addr));
-               if (local->ops->set_port_auth &&
-                   !(param->u.set_flags_sta.flags_and & WLAN_STA_AUTHORIZED) &&
-                   local->ops->set_port_auth(local_to_hw(local), sta->addr, 0))
-                       printk(KERN_DEBUG "%s: failed to set low-level driver "
-                              "PAE state (unauthorized) for " MAC_FMT "\n",
-                              dev->name, MAC_ARG(sta->addr));
-               sta_info_put(sta);
+       list_for_each_entry(mode, &local->modes_list, list) {
+               if (!(local->enabled_modes & (1 << mode->mode)))
+                       continue;
+               for (c = 0; c < mode->num_channels; c++) {
+                       struct ieee80211_channel *chan = &mode->channels[c];
+                       if (chan->flag & IEEE80211_CHAN_W_SCAN &&
+                           ((chan->chan == channel) || (chan->freq == freq))) {
+                               local->oper_channel = chan;
+                               local->oper_hw_mode = mode;
+                               set++;
+                       }
+               }
        }
 
-       return sta ? 0 : -ENOENT;
-}
-
-
-int ieee80211_set_hw_encryption(struct net_device *dev,
-                               struct sta_info *sta, u8 addr[ETH_ALEN],
-                               struct ieee80211_key *key)
-{
-       struct ieee80211_key_conf *keyconf = NULL;
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       int rc = 0;
-
-       /* default to sw encryption; this will be cleared by low-level
-        * driver if the hw supports requested encryption */
-       if (key)
-               key->force_sw_encrypt = 1;
-
-       if (key && local->ops->set_key &&
-           (keyconf = ieee80211_key_data2conf(local, key))) {
-               if (local->ops->set_key(local_to_hw(local), SET_KEY, addr,
-                                      keyconf, sta ? sta->aid : 0)) {
-                       rc = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
-                       key->force_sw_encrypt = 1;
-                       key->hw_key_idx = HW_KEY_IDX_INVALID;
-               } else {
-                       key->force_sw_encrypt =
-                               !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT);
-                       key->hw_key_idx =
-                               keyconf->hw_key_idx;
+       if (set) {
+               if (local->sta_scanning)
+                       ret = 0;
+               else
+                       ret = ieee80211_hw_config(local);
 
-               }
+               rate_control_clear(local);
        }
-       kfree(keyconf);
 
-       return rc;
+       return ret;
 }
 
-
-static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
-                                   int idx, int alg, int set_tx_key, u32 *err,
-                                   const u8 *_key, size_t key_len)
+static int ieee80211_ioctl_siwfreq(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  struct iw_freq *freq, char *extra)
 {
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       int ret = 0;
-       struct sta_info *sta;
-       struct ieee80211_key *key, *old_key;
-       int try_hwaccel = 1;
-       struct ieee80211_key_conf *keyconf;
-       struct ieee80211_sub_if_data *sdata;
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
-       if (is_broadcast_ether_addr(sta_addr)) {
-               sta = NULL;
-               if (idx >= NUM_DEFAULT_KEYS) {
-                       printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
-                              dev->name, idx);
-                       return -EINVAL;
-               }
-               key = sdata->keys[idx];
+       if (sdata->type == IEEE80211_IF_TYPE_STA)
+               sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL;
 
-               /* TODO: consider adding hwaccel support for these; at least
-                * Atheros key cache should be able to handle this since AP is
-                * only transmitting frames with default keys. */
-               /* FIX: hw key cache can be used when only one virtual
-                * STA is associated with each AP. If more than one STA
-                * is associated to the same AP, software encryption
-                * must be used. This should be done automatically
-                * based on configured station devices. For the time
-                * being, this can be only set at compile time. */
+       /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
+       if (freq->e == 0) {
+               if (freq->m < 0) {
+                       if (sdata->type == IEEE80211_IF_TYPE_STA)
+                               sdata->u.sta.flags |=
+                                       IEEE80211_STA_AUTO_CHANNEL_SEL;
+                       return 0;
+               } else
+                       return ieee80211_set_channel(local, freq->m, -1);
        } else {
-               set_tx_key = 0;
-               if (idx != 0) {
-                       printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for "
-                              "individual key\n", dev->name);
+               int i, div = 1000000;
+               for (i = 0; i < freq->e; i++)
+                       div /= 10;
+               if (div > 0)
+                       return ieee80211_set_channel(local, -1, freq->m / div);
+               else
                        return -EINVAL;
-               }
-
-               sta = sta_info_get(local, sta_addr);
-               if (!sta) {
-                       if (err)
-                               *err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
-#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
-                       printk(KERN_DEBUG "%s: set_encrypt - unknown addr "
-                              MAC_FMT "\n",
-                              dev->name, MAC_ARG(sta_addr));
-#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
+       }
+}
 
-                       return -ENOENT;
-               }
 
-               key = sta->key;
-       }
+static int ieee80211_ioctl_giwfreq(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  struct iw_freq *freq, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       /* FIX:
-        * Cannot configure default hwaccel keys with WEP algorithm, if
-        * any of the virtual interfaces is using static WEP
-        * configuration because hwaccel would otherwise try to decrypt
-        * these frames.
-        *
-        * For now, just disable WEP hwaccel for broadcast when there is
-        * possibility of conflict with default keys. This can maybe later be
-        * optimized by using non-default keys (at least with Atheros ar521x).
-        */
-       if (!sta && alg == ALG_WEP && !local->default_wep_only &&
-           sdata->type != IEEE80211_IF_TYPE_IBSS &&
-           sdata->type != IEEE80211_IF_TYPE_AP) {
-               try_hwaccel = 0;
-       }
+       /* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level
+        * driver for the current channel with firmware-based management */
 
-       if (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP) {
-               /* Software encryption cannot be used with devices that hide
-                * encryption from the host system, so always try to use
-                * hardware acceleration with such devices. */
-               try_hwaccel = 1;
-       }
+       freq->m = local->hw.conf.freq;
+       freq->e = 6;
 
-       if ((local->hw.flags & IEEE80211_HW_NO_TKIP_WMM_HWACCEL) &&
-           alg == ALG_TKIP) {
-               if (sta && (sta->flags & WLAN_STA_WME)) {
-               /* Hardware does not support hwaccel with TKIP when using WMM.
-                */
-                       try_hwaccel = 0;
-               }
-               else if (sdata->type == IEEE80211_IF_TYPE_STA) {
-                       sta = sta_info_get(local, sdata->u.sta.bssid);
-                       if (sta) {
-                               if (sta->flags & WLAN_STA_WME) {
-                                       try_hwaccel = 0;
-                               }
-                               sta_info_put(sta);
-                               sta = NULL;
-                       }
-               }
-       }
+       return 0;
+}
 
-       if (alg == ALG_NONE) {
-               keyconf = NULL;
-               if (try_hwaccel && key &&
-                   key->hw_key_idx != HW_KEY_IDX_INVALID &&
-                   local->ops->set_key &&
-                   (keyconf = ieee80211_key_data2conf(local, key)) != NULL &&
-                   local->ops->set_key(local_to_hw(local), DISABLE_KEY,
-                                      sta_addr, keyconf, sta ? sta->aid : 0)) {
-                       if (err)
-                               *err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED;
-                       printk(KERN_DEBUG "%s: set_encrypt - low-level disable"
-                              " failed\n", dev->name);
-                       ret = -EINVAL;
-               }
-               kfree(keyconf);
 
-               if (set_tx_key || sdata->default_key == key) {
-                       ieee80211_debugfs_key_remove_default(sdata);
-                       sdata->default_key = NULL;
-               }
-               ieee80211_debugfs_key_remove(key);
-               if (sta)
-                       sta->key = NULL;
-               else
-                       sdata->keys[idx] = NULL;
-               ieee80211_key_free(key);
-               key = NULL;
-       } else {
-               old_key = key;
-               key = ieee80211_key_alloc(sta ? NULL : sdata, idx, key_len,
-                                         GFP_KERNEL);
-               if (!key) {
-                       ret = -ENOMEM;
-                       goto err_out;
-               }
+static int ieee80211_ioctl_siwessid(struct net_device *dev,
+                                   struct iw_request_info *info,
+                                   struct iw_point *data, char *ssid)
+{
+       struct ieee80211_sub_if_data *sdata;
+       size_t len = data->length;
 
-               /* default to sw encryption; low-level driver sets these if the
-                * requested encryption is supported */
-               key->hw_key_idx = HW_KEY_IDX_INVALID;
-               key->force_sw_encrypt = 1;
-
-               key->alg = alg;
-               key->keyidx = idx;
-               key->keylen = key_len;
-               memcpy(key->key, _key, key_len);
-               if (set_tx_key)
-                       key->default_tx_key = 1;
-
-               if (alg == ALG_CCMP) {
-                       /* Initialize AES key state here as an optimization
-                        * so that it does not need to be initialized for every
-                        * packet. */
-                       key->u.ccmp.tfm = ieee80211_aes_key_setup_encrypt(
-                               key->key);
-                       if (!key->u.ccmp.tfm) {
-                               ret = -ENOMEM;
-                               goto err_free;
-                       }
-               }
+       /* iwconfig uses nul termination in SSID.. */
+       if (len > 0 && ssid[len - 1] == '\0')
+               len--;
 
-               if (set_tx_key || sdata->default_key == old_key) {
-                       ieee80211_debugfs_key_remove_default(sdata);
-                       sdata->default_key = NULL;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (sdata->type == IEEE80211_IF_TYPE_STA ||
+           sdata->type == IEEE80211_IF_TYPE_IBSS) {
+               int ret;
+               if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
+                       if (len > IEEE80211_MAX_SSID_LEN)
+                               return -EINVAL;
+                       memcpy(sdata->u.sta.ssid, ssid, len);
+                       sdata->u.sta.ssid_len = len;
+                       return 0;
                }
-               ieee80211_debugfs_key_remove(old_key);
-               if (sta)
-                       sta->key = key;
+               if (data->flags)
+                       sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL;
                else
-                       sdata->keys[idx] = key;
-               ieee80211_key_free(old_key);
-               ieee80211_debugfs_key_add(local, key);
-               if (sta)
-                       ieee80211_debugfs_key_sta_link(key, sta);
-
-               if (try_hwaccel &&
-                   (alg == ALG_WEP || alg == ALG_TKIP || alg == ALG_CCMP)) {
-                       int e = ieee80211_set_hw_encryption(dev, sta, sta_addr,
-                                                           key);
-                       if (err)
-                               *err = e;
-               }
+                       sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL;
+               ret = ieee80211_sta_set_ssid(dev, ssid, len);
+               if (ret)
+                       return ret;
+               ieee80211_sta_req_auth(dev, &sdata->u.sta);
+               return 0;
        }
 
-       if (set_tx_key || (!sta && !sdata->default_key && key)) {
-               sdata->default_key = key;
-               if (key)
-                       ieee80211_debugfs_key_add_default(sdata);
-
-               if (local->ops->set_key_idx &&
-                   local->ops->set_key_idx(local_to_hw(local), idx))
-                       printk(KERN_DEBUG "%s: failed to set TX key idx for "
-                              "low-level driver\n", dev->name);
+       if (sdata->type == IEEE80211_IF_TYPE_AP) {
+               memcpy(sdata->u.ap.ssid, ssid, len);
+               memset(sdata->u.ap.ssid + len, 0,
+                      IEEE80211_MAX_SSID_LEN - len);
+               sdata->u.ap.ssid_len = len;
+               return ieee80211_if_config(dev);
        }
-
-       if (sta)
-               sta_info_put(sta);
-
-       return 0;
-
-err_free:
-       ieee80211_key_free(key);
-err_out:
-       if (sta)
-               sta_info_put(sta);
-       return ret;
+       return -EOPNOTSUPP;
 }
 
 
-static int ieee80211_ioctl_set_encryption(struct net_device *dev,
-                                         struct prism2_hostapd_param *param,
-                                         int param_len)
+static int ieee80211_ioctl_giwessid(struct net_device *dev,
+                                   struct iw_request_info *info,
+                                   struct iw_point *data, char *ssid)
 {
-       int alg;
-
-       param->u.crypt.err = 0;
-       param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0';
+       size_t len;
 
-       if (param_len <
-           (int) ((char *) param->u.crypt.key - (char *) param) +
-           param->u.crypt.key_len) {
-               printk(KERN_DEBUG "%s: set_encrypt - invalid param_lem\n",
-                      dev->name);
-               return -EINVAL;
+       struct ieee80211_sub_if_data *sdata;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (sdata->type == IEEE80211_IF_TYPE_STA ||
+           sdata->type == IEEE80211_IF_TYPE_IBSS) {
+               int res = ieee80211_sta_get_ssid(dev, ssid, &len);
+               if (res == 0) {
+                       data->length = len;
+                       data->flags = 1;
+               } else
+                       data->flags = 0;
+               return res;
        }
 
-       if (strcmp(param->u.crypt.alg, "none") == 0)
-               alg = ALG_NONE;
-       else if (strcmp(param->u.crypt.alg, "WEP") == 0)
-               alg = ALG_WEP;
-       else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
-               if (param->u.crypt.key_len != ALG_TKIP_KEY_LEN) {
-                       printk(KERN_DEBUG "%s: set_encrypt - invalid TKIP key "
-                              "length %d\n", dev->name,
-                              param->u.crypt.key_len);
-                       return -EINVAL;
-               }
-               alg = ALG_TKIP;
-       } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
-               if (param->u.crypt.key_len != ALG_CCMP_KEY_LEN) {
-                       printk(KERN_DEBUG "%s: set_encrypt - invalid CCMP key "
-                              "length %d\n", dev->name,
-                              param->u.crypt.key_len);
-                       return -EINVAL;
-               }
-               alg = ALG_CCMP;
-       } else {
-               param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG;
-               printk(KERN_DEBUG "%s: set_encrypt - unknown alg\n",
-                      dev->name);
-               return -EINVAL;
+       if (sdata->type == IEEE80211_IF_TYPE_AP) {
+               len = sdata->u.ap.ssid_len;
+               if (len > IW_ESSID_MAX_SIZE)
+                       len = IW_ESSID_MAX_SIZE;
+               memcpy(ssid, sdata->u.ap.ssid, len);
+               data->length = len;
+               data->flags = 1;
+               return 0;
        }
-
-       return ieee80211_set_encryption(
-               dev, param->sta_addr,
-               param->u.crypt.idx, alg,
-               param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY,
-               &param->u.crypt.err, param->u.crypt.key,
-               param->u.crypt.key_len);
+       return -EOPNOTSUPP;
 }
 
 
-static int ieee80211_ioctl_get_encryption(struct net_device *dev,
-                                         struct prism2_hostapd_param *param,
-                                         int param_len)
+static int ieee80211_ioctl_siwap(struct net_device *dev,
+                                struct iw_request_info *info,
+                                struct sockaddr *ap_addr, char *extra)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       int ret = 0;
-       struct sta_info *sta;
-       struct ieee80211_key **key;
-       int max_key_len;
        struct ieee80211_sub_if_data *sdata;
-       u8 *pos;
 
        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
-       param->u.crypt.err = 0;
-
-       max_key_len = param_len -
-               (int) ((char *) param->u.crypt.key - (char *) param);
-       if (max_key_len < 0)
-               return -EINVAL;
-
-       if (is_broadcast_ether_addr(param->sta_addr)) {
-               sta = NULL;
-               if (param->u.crypt.idx >= NUM_DEFAULT_KEYS) {
-                       param->u.crypt.idx = sdata->default_key ?
-                               sdata->default_key->keyidx : 0;
+       if (sdata->type == IEEE80211_IF_TYPE_STA ||
+           sdata->type == IEEE80211_IF_TYPE_IBSS) {
+               int ret;
+               if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
+                       memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data,
+                              ETH_ALEN);
                        return 0;
-               } else
-                       key = &sdata->keys[param->u.crypt.idx];
-       } else {
-               sta = sta_info_get(local, param->sta_addr);
-               if (!sta) {
-                       param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR;
-                       return -EINVAL;
-               }
-
-               key = &sta->key;
-       }
-
-       memset(param->u.crypt.seq_counter, 0, HOSTAP_SEQ_COUNTER_SIZE);
-       if (!*key) {
-               memcpy(param->u.crypt.alg, "none", 5);
-               param->u.crypt.key_len = 0;
-               param->u.crypt.idx = 0xff;
-       } else {
-               switch ((*key)->alg) {
-               case ALG_WEP:
-                       memcpy(param->u.crypt.alg, "WEP", 4);
-                       break;
-               case ALG_TKIP:
-               {
-                       u32 iv32;
-                       u16 iv16;
-
-                       memcpy(param->u.crypt.alg, "TKIP", 5);
-                       if (local->ops->get_sequence_counter) {
-                       /* Get transmit counter from low level driver */
-                               if (local->ops->get_sequence_counter(
-                                               local_to_hw(local),
-                                               param->sta_addr,
-                                               (*key)->keyidx,
-                                               IEEE80211_SEQ_COUNTER_TX,
-                                               &iv32,
-                                               &iv16)) {
-                                       /* Error getting value from device */
-                                       return -EIO;
-                               }
-                       } else {
-                               /* Get it from our own local data */
-                               iv32 = (*key)->u.tkip.iv32;
-                               iv16 = (*key)->u.tkip.iv16;
-                       }
-                       pos = param->u.crypt.seq_counter;
-                       *pos++ = iv16 & 0xff;
-                       *pos++ = (iv16 >> 8) & 0xff;
-                       *pos++ = iv32 & 0xff;
-                       *pos++ = (iv32 >> 8) & 0xff;
-                       *pos++ = (iv32 >> 16) & 0xff;
-                       *pos++ = (iv32 >> 24) & 0xff;
-                       break;
-                       }
-               case ALG_CCMP:
-               {
-                       u8 *pn;
-                       memcpy(param->u.crypt.alg, "CCMP", 5);
-                       pos = param->u.crypt.seq_counter;
-                       pn = (*key)->u.ccmp.tx_pn;
-                       *pos++ = pn[5];
-                       *pos++ = pn[4];
-                       *pos++ = pn[3];
-                       *pos++ = pn[2];
-                       *pos++ = pn[1];
-                       *pos++ = pn[0];
-                       break;
-               }
-               default:
-                       memcpy(param->u.crypt.alg, "unknown", 8);
-                       break;
-               }
-
-               if (max_key_len < (*key)->keylen)
-                       ret = -E2BIG;
-               else {
-                       param->u.crypt.key_len = (*key)->keylen;
-                       memcpy(param->u.crypt.key, (*key)->key,
-                              (*key)->keylen);
                }
+               if (is_zero_ether_addr((u8 *) &ap_addr->sa_data))
+                       sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL |
+                               IEEE80211_STA_AUTO_CHANNEL_SEL;
+               else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data))
+                       sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL;
+               else
+                       sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
+               ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data);
+               if (ret)
+                       return ret;
+               ieee80211_sta_req_auth(dev, &sdata->u.sta);
+               return 0;
+       } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
+               if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
+                          ETH_ALEN) == 0)
+                       return 0;
+               return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data);
        }
 
-       if (sta)
-               sta_info_put(sta);
-
-       return ret;
+       return -EOPNOTSUPP;
 }
 
 
-#ifdef CONFIG_HOSTAPD_WPA_TESTING
-static int ieee80211_ioctl_wpa_trigger(struct net_device *dev,
-                                      struct prism2_hostapd_param *param)
+static int ieee80211_ioctl_giwap(struct net_device *dev,
+                                struct iw_request_info *info,
+                                struct sockaddr *ap_addr, char *extra)
 {
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
+       struct ieee80211_sub_if_data *sdata;
 
-       if (is_broadcast_ether_addr(param->sta_addr)) {
-               local->wpa_trigger = param->u.wpa_trigger.trigger;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (sdata->type == IEEE80211_IF_TYPE_STA ||
+           sdata->type == IEEE80211_IF_TYPE_IBSS) {
+               ap_addr->sa_family = ARPHRD_ETHER;
+               memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
+               return 0;
+       } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
+               ap_addr->sa_family = ARPHRD_ETHER;
+               memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
                return 0;
        }
 
-       sta = sta_info_get(local, param->sta_addr);
-       if (!sta) {
-               printk(KERN_DEBUG "%s: wpa_trigger - unknown addr\n",
-                      dev->name);
-               return -EINVAL;
-       }
-
-       sta->wpa_trigger = param->u.wpa_trigger.trigger;
-
-       sta_info_put(sta);
-       return 0;
+       return -EOPNOTSUPP;
 }
-#endif /* CONFIG_HOSTAPD_WPA_TESTING */
 
 
-static int ieee80211_ioctl_set_rate_sets(struct net_device *dev,
-                                        struct prism2_hostapd_param *param,
-                                        int param_len)
+static int ieee80211_ioctl_siwscan(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  struct iw_point *data, char *extra)
 {
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       u16 *pos = (u16 *) param->u.set_rate_sets.data;
-       int left = param_len - ((u8 *) pos - (u8 *) param);
-       int i, mode, num_supp, num_basic, *supp, *basic, *prev;
-       struct ieee80211_hw_mode *hw_mode;
-
-       mode = param->u.set_rate_sets.mode;
-       num_supp = param->u.set_rate_sets.num_supported_rates;
-       num_basic = param->u.set_rate_sets.num_basic_rates;
-
-       if (left < (num_supp + num_basic) * 2) {
-               printk(KERN_WARNING "%s: invalid length in hostapd set rate "
-                      "sets ioctl (%d != %d)\n", dev->name, left,
-                      (num_supp + num_basic) * 2);
-               return -EINVAL;
-       }
-
-       supp = (int *) kmalloc((num_supp + 1) * sizeof(int), GFP_KERNEL);
-       basic = (int *) kmalloc((num_basic + 1) * sizeof(int), GFP_KERNEL);
-
-       if (!supp || !basic) {
-               kfree(supp);
-               kfree(basic);
-               return -ENOMEM;
-       }
-
-       for (i = 0; i < num_supp; i++)
-               supp[i] = *pos++;
-       supp[i] = -1;
-
-       for (i = 0; i < num_basic; i++)
-               basic[i] = *pos++;
-       basic[i] = -1;
+       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       u8 *ssid = NULL;
+       size_t ssid_len = 0;
 
-       if (num_supp == 0) {
-               kfree(supp);
-               supp = NULL;
-       }
+       if (!netif_running(dev))
+               return -ENETDOWN;
 
-       if (num_basic == 0) {
-               kfree(basic);
-               basic = NULL;
+       switch (sdata->type) {
+       case IEEE80211_IF_TYPE_STA:
+       case IEEE80211_IF_TYPE_IBSS:
+               if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
+                       ssid = sdata->u.sta.ssid;
+                       ssid_len = sdata->u.sta.ssid_len;
+               }
+               break;
+       case IEEE80211_IF_TYPE_AP:
+               if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
+                       ssid = sdata->u.ap.ssid;
+                       ssid_len = sdata->u.ap.ssid_len;
+               }
+               break;
+       default:
+               return -EOPNOTSUPP;
        }
 
-       prev = local->supp_rates[mode];
-       local->supp_rates[mode] = supp;
-       kfree(prev);
-
-       prev = local->basic_rates[mode];
-       local->basic_rates[mode] = basic;
-       kfree(prev);
+       return ieee80211_sta_req_scan(dev, ssid, ssid_len);
+}
 
-       /* TODO: should update STA TX rates and remove STAs if they
-        * do not have any remaining supported rates after the change
-        */
-       list_for_each_entry(hw_mode, &local->modes_list, list)
-               if (hw_mode->mode == mode)
-                       ieee80211_prepare_rates(local, hw_mode);
 
-       return 0;
-}
-
-
-static int ieee80211_ioctl_add_if(struct net_device *dev,
-                                 struct prism2_hostapd_param *param,
-                                 int param_len)
-{
-       u8 *pos = param->u.if_info.data;
-       int left = param_len - ((u8 *) pos - (u8 *) param);
-       struct net_device *new_dev;
-       int res;
-       struct hostapd_if_wds *wds;
-       struct hostapd_if_bss *bss;
-
-       printk(KERN_WARNING "PRISM2_HOSTAPD_ADD_IF ioctl is deprecated!");
-       switch (param->u.if_info.type) {
-       case HOSTAP_IF_WDS:
-               wds = (struct hostapd_if_wds *) param->u.if_info.data;
-
-               if (left < sizeof(struct hostapd_if_wds))
-                       return -EPROTO;
-
-               res = ieee80211_if_add(dev, param->u.if_info.name, &new_dev,
-                                      IEEE80211_IF_TYPE_WDS);
-               if (res)
-                       return res;
-               res = ieee80211_if_update_wds(new_dev, wds->remote_addr);
-               if (unlikely(res)) {
-                       struct ieee80211_local *local =
-                               wdev_priv(dev->ieee80211_ptr);
-                       struct ieee80211_sub_if_data *sdata =
-                               IEEE80211_DEV_TO_SUB_IF(new_dev);
-                       write_lock_bh(&local->sub_if_lock);
-                       list_del(&sdata->list);
-                       write_unlock_bh(&local->sub_if_lock);
-                       __ieee80211_if_del(local, sdata);
-               }
-               return res;
-       case HOSTAP_IF_VLAN:
-               if (left < sizeof(struct hostapd_if_vlan))
-                       return -EPROTO;
-
-               res = ieee80211_if_add(dev, param->u.if_info.name, NULL,
-                                      IEEE80211_IF_TYPE_VLAN);
-               return res;
-       case HOSTAP_IF_BSS:
-               bss = (struct hostapd_if_bss *) param->u.if_info.data;
-
-               if (left < sizeof(struct hostapd_if_bss))
-                       return -EPROTO;
-
-               res = ieee80211_if_add(dev, param->u.if_info.name, &new_dev,
-                                      IEEE80211_IF_TYPE_AP);
-               if (res)
-                       return res;
-               memcpy(new_dev->dev_addr, bss->bssid, ETH_ALEN);
-               return 0;
-       case HOSTAP_IF_STA:
-               if (left < sizeof(struct hostapd_if_sta))
-                       return -EPROTO;
-
-               res = ieee80211_if_add(dev, param->u.if_info.name, NULL,
-                                      IEEE80211_IF_TYPE_STA);
-               return res;
-       default:
-               return -EINVAL;
-       }
-
-       return 0;
-}
-
-static int ieee80211_ioctl_remove_if(struct net_device *dev,
-                                    struct prism2_hostapd_param *param)
-{
-       unsigned int type;
-
-       switch (param->u.if_info.type) {
-       case HOSTAP_IF_WDS:
-               type = IEEE80211_IF_TYPE_WDS;
-               break;
-       case HOSTAP_IF_VLAN:
-               type = IEEE80211_IF_TYPE_VLAN;
-               break;
-       case HOSTAP_IF_BSS:
-               type = IEEE80211_IF_TYPE_AP;
-               break;
-       case HOSTAP_IF_STA:
-               type = IEEE80211_IF_TYPE_STA;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       return ieee80211_if_remove(dev, param->u.if_info.name, type);
-}
-
-static int ieee80211_ioctl_update_if(struct net_device *dev,
-                                    struct prism2_hostapd_param *param,
-                                    int param_len)
-{
-       u8 *pos = param->u.if_info.data;
-       int left = param_len - ((u8 *) pos - (u8 *) param);
-
-       if (param->u.if_info.type == HOSTAP_IF_WDS) {
-               struct hostapd_if_wds *wds =
-                       (struct hostapd_if_wds *) param->u.if_info.data;
-               struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-               struct net_device *wds_dev = NULL;
-               struct ieee80211_sub_if_data *sdata;
-
-               if (left < sizeof(struct ieee80211_if_wds))
-                       return -EPROTO;
-
-               read_lock(&local->sub_if_lock);
-               list_for_each_entry(sdata, &local->sub_if_list, list) {
-                       if (strcmp(param->u.if_info.name,
-                                  sdata->dev->name) == 0) {
-                               wds_dev = sdata->dev;
-                               break;
-                       }
-               }
-               read_unlock(&local->sub_if_lock);
-
-               if (!wds_dev || sdata->type != IEEE80211_IF_TYPE_WDS)
-                       return -ENODEV;
-
-               return ieee80211_if_update_wds(wds_dev, wds->remote_addr);
-       } else {
-               return -EOPNOTSUPP;
-       }
-}
-
-
-static int ieee80211_ioctl_scan_req(struct net_device *dev,
-                                   struct prism2_hostapd_param *param,
-                                   int param_len)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       u8 *pos = param->u.scan_req.ssid;
-       int left = param_len - ((u8 *) pos - (u8 *) param);
-       int len = param->u.scan_req.ssid_len;
-
-       if (local->user_space_mlme)
-               return -EOPNOTSUPP;
-
-       if (!netif_running(dev))
-               return -ENETDOWN;
-
-       if (left < len || len > IEEE80211_MAX_SSID_LEN)
-               return -EINVAL;
-
-       return ieee80211_sta_req_scan(dev, pos, len);
-}
-
-
-static int ieee80211_ioctl_sta_get_state(struct net_device *dev,
-                                        struct prism2_hostapd_param *param)
-{
-       struct ieee80211_sub_if_data *sdata;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type != IEEE80211_IF_TYPE_STA &&
-           sdata->type != IEEE80211_IF_TYPE_IBSS)
-               return -EINVAL;
-       param->u.sta_get_state.state = sdata->u.sta.state;
-       return 0;
-}
-
-
-static int ieee80211_ioctl_mlme(struct net_device *dev,
-                               struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata;
-
-       if (local->user_space_mlme)
-               return -EOPNOTSUPP;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type != IEEE80211_IF_TYPE_STA &&
-           sdata->type != IEEE80211_IF_TYPE_IBSS)
-               return -EINVAL;
-       switch (param->u.mlme.cmd) {
-       case MLME_STA_DEAUTH:
-               return ieee80211_sta_deauthenticate(dev, param->u.mlme.reason_code);
-       case MLME_STA_DISASSOC:
-               return ieee80211_sta_disassociate(dev, param->u.mlme.reason_code);
-       }
-       return 0;
-}
-
-
-static int ieee80211_ioctl_get_load_stats(struct net_device *dev,
-                                         struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       param->u.get_load_stats.channel_use = local->channel_use;
-/*     if (param->u.get_load_stats.flags & LOAD_STATS_CLEAR)
-               local->channel_use = 0; */ /* now it's not raw counter */
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_set_sta_vlan(struct net_device *dev,
-                                       struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
-
-       sta = sta_info_get(local, param->sta_addr);
-       if (sta) {
-               struct net_device *new_vlan_dev;
-               new_vlan_dev =
-                       dev_get_by_name(param->u.set_sta_vlan.vlan_name);
-               if (new_vlan_dev) {
-#if 0
-                       printk("%s: Station " MAC_FMT " moved to vlan: %s\n",
-                              dev->name, MAC_ARG(param->sta_addr),
-                              new_vlan_dev->name);
-#endif
-                       if (sta->dev != new_vlan_dev) {
-                               ieee80211_send_layer2_update(new_vlan_dev,
-                                                            sta->addr);
-                       }
-                       sta->dev = new_vlan_dev;
-                       sta->vlan_id = param->u.set_sta_vlan.vlan_id;
-                       dev_put(new_vlan_dev);
-               }
-               sta_info_put(sta);
-       }
-
-       return sta ? 0 : -ENOENT;
-}
-
-
-static int ieee80211_set_gen_ie(struct net_device *dev, u8 *ie, size_t len)
-{
-       struct ieee80211_sub_if_data *sdata;
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       if (local->user_space_mlme)
-               return -EOPNOTSUPP;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA ||
-           sdata->type == IEEE80211_IF_TYPE_IBSS) {
-               int ret = ieee80211_sta_set_extra_ie(dev, ie, len);
-               if (ret)
-                       return ret;
-               sdata->u.sta.auto_bssid_sel = 0;
-               ieee80211_sta_req_auth(dev, &sdata->u.sta);
-               return 0;
-       }
-
-       if (sdata->type == IEEE80211_IF_TYPE_AP) {
-               kfree(sdata->u.ap.generic_elem);
-               sdata->u.ap.generic_elem = kmalloc(len, GFP_KERNEL);
-               if (!sdata->u.ap.generic_elem)
-                       return -ENOMEM;
-               memcpy(sdata->u.ap.generic_elem, ie, len);
-               sdata->u.ap.generic_elem_len = len;
-               return ieee80211_if_config(dev);
-       }
-       return -EOPNOTSUPP;
-}
-
-
-static int
-ieee80211_ioctl_set_generic_info_elem(struct net_device *dev,
-                                     struct prism2_hostapd_param *param,
-                                     int param_len)
-{
-       u8 *pos = param->u.set_generic_info_elem.data;
-       int left = param_len - ((u8 *) pos - (u8 *) param);
-       int len = param->u.set_generic_info_elem.len;
-
-       if (left < len)
-               return -EINVAL;
-
-       return ieee80211_set_gen_ie(dev, pos, len);
-}
-
-
-static int ieee80211_ioctl_set_regulatory_domain(struct net_device *dev,
-                                           struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_conf *conf = &local->hw.conf;
-       conf->regulatory_domain = param->u.set_regulatory_domain.rd;
-       return 0;
-}
-
-
-static int ieee80211_ioctl_set_radio_enabled(struct net_device *dev,
-                                            int val)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_conf *conf = &local->hw.conf;
-
-       conf->radio_enabled = val;
-       return ieee80211_hw_config(wdev_priv(dev->ieee80211_ptr));
-}
-
-static int
-ieee80211_ioctl_set_tx_queue_params(struct net_device *dev,
-                                   struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_tx_queue_params qparam;
-
-       if (!local->ops->conf_tx) {
-               printk(KERN_DEBUG "%s: low-level driver does not support TX "
-                      "queue configuration\n", dev->name);
-               return -EOPNOTSUPP;
-       }
-
-       memset(&qparam, 0, sizeof(qparam));
-       qparam.aifs = param->u.tx_queue_params.aifs;
-       qparam.cw_min = param->u.tx_queue_params.cw_min;
-       qparam.cw_max = param->u.tx_queue_params.cw_max;
-       qparam.burst_time = param->u.tx_queue_params.burst_time;
-
-       return local->ops->conf_tx(local_to_hw(local),
-                                 param->u.tx_queue_params.queue,
-                                 &qparam);
-}
-
-
-static int ieee80211_ioctl_get_tx_stats(struct net_device *dev,
-                                       struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_tx_queue_stats stats;
-       int ret, i;
-
-       if (!local->ops->get_tx_stats)
-               return -EOPNOTSUPP;
-
-       memset(&stats, 0, sizeof(stats));
-       ret = local->ops->get_tx_stats(local_to_hw(local), &stats);
-       if (ret)
-               return ret;
-
-       for (i = 0; i < 4; i++) {
-               param->u.get_tx_stats.data[i].len = stats.data[i].len;
-               param->u.get_tx_stats.data[i].limit = stats.data[i].limit;
-               param->u.get_tx_stats.data[i].count = stats.data[i].count;
-       }
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_set_channel_flag(struct net_device *dev,
-                                           struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_hw_mode *mode;
-       struct ieee80211_channel *chan = NULL;
-       int i;
-
-       list_for_each_entry(mode, &local->modes_list, list) {
-               if (mode->mode == param->u.set_channel_flag.mode)
-                       goto found;
-       }
-       return -ENOENT;
-found:
-
-       for (i = 0; i < mode->num_channels; i++) {
-               chan = &mode->channels[i];
-               if (chan->chan == param->u.set_channel_flag.chan)
-                       break;
-               chan = NULL;
-       }
-
-       if (!chan)
-               return -ENOENT;
-
-       chan->flag = param->u.set_channel_flag.flag;
-       chan->power_level = param->u.set_channel_flag.power_level;
-       chan->antenna_max = param->u.set_channel_flag.antenna_max;
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_set_quiet_params(struct net_device *dev,
-                                           struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_conf *conf = &local->hw.conf;
-
-       conf->quiet_duration = param->u.quiet.duration;
-       conf->quiet_offset = param->u.quiet.offset;
-       conf->quiet_period = param->u.quiet.period;
-       return 0;
-}
-
-
-static int ieee80211_ioctl_set_radar_params(struct net_device *dev,
-                                           struct prism2_hostapd_param *param)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_conf *conf = &local->hw.conf;
-
-       conf->radar_firpwr_threshold = param->u.radar.radar_firpwr_threshold;
-       conf->radar_rssi_threshold = param->u.radar.radar_rssi_threshold;
-       conf->pulse_height_threshold = param->u.radar.pulse_height_threshold;
-       conf->pulse_rssi_threshold = param->u.radar.pulse_rssi_threshold;
-       conf->pulse_inband_threshold = param->u.radar.pulse_inband_threshold;
-       return 0;
-}
-
-
-static int ieee80211_ioctl_priv_hostapd(struct net_device *dev,
-                                       struct iw_point *p)
-{
-       struct prism2_hostapd_param *param;
-       int ret = 0;
-
-       if (p->length < sizeof(struct prism2_hostapd_param) ||
-           p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) {
-               printk(KERN_DEBUG "%s: hostapd ioctl: ptr=%p len=%d min=%d "
-                      "max=%d\n", dev->name, p->pointer, p->length,
-                      (int)sizeof(struct prism2_hostapd_param),
-                      PRISM2_HOSTAPD_MAX_BUF_SIZE);
-               return -EINVAL;
-       }
-
-       param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL);
-       if (!param)
-               return -ENOMEM;
-
-       if (copy_from_user(param, p->pointer, p->length)) {
-               ret = -EFAULT;
-               goto out;
-       }
-
-       switch (param->cmd) {
-       case PRISM2_HOSTAPD_FLUSH:
-               ret = ieee80211_ioctl_flush(dev, param);
-               break;
-       case PRISM2_HOSTAPD_ADD_STA:
-               ret = ieee80211_ioctl_add_sta(dev, param);
-               break;
-       case PRISM2_HOSTAPD_REMOVE_STA:
-               ret = ieee80211_ioctl_remove_sta(dev, param);
-               break;
-       case PRISM2_HOSTAPD_GET_INFO_STA:
-               ret = ieee80211_ioctl_get_info_sta(dev, param);
-               break;
-       case PRISM2_SET_ENCRYPTION:
-               ret = ieee80211_ioctl_set_encryption(dev, param, p->length);
-               break;
-       case PRISM2_GET_ENCRYPTION:
-               ret = ieee80211_ioctl_get_encryption(dev, param, p->length);
-               break;
-       case PRISM2_HOSTAPD_SET_FLAGS_STA:
-               ret = ieee80211_ioctl_set_flags_sta(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_BEACON:
-               ret = ieee80211_ioctl_set_beacon(dev, param, p->length, 0);
-               break;
-       case PRISM2_HOSTAPD_GET_HW_FEATURES:
-               ret = ieee80211_ioctl_get_hw_features(dev, param, p->length);
-               break;
-#ifdef CONFIG_HOSTAPD_WPA_TESTING
-       case PRISM2_HOSTAPD_WPA_TRIGGER:
-               ret = ieee80211_ioctl_wpa_trigger(dev, param);
-               break;
-#endif /* CONFIG_HOSTAPD_WPA_TESTING */
-       case PRISM2_HOSTAPD_SET_RATE_SETS:
-               ret = ieee80211_ioctl_set_rate_sets(dev, param, p->length);
-               break;
-       case PRISM2_HOSTAPD_ADD_IF:
-               ret = ieee80211_ioctl_add_if(dev, param, p->length);
-               break;
-       case PRISM2_HOSTAPD_REMOVE_IF:
-               ret = ieee80211_ioctl_remove_if(dev, param);
-               break;
-       case PRISM2_HOSTAPD_GET_DOT11COUNTERSTABLE:
-               ret = ieee80211_ioctl_get_dot11counterstable(dev, param);
-               break;
-       case PRISM2_HOSTAPD_GET_LOAD_STATS:
-               ret = ieee80211_ioctl_get_load_stats(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_STA_VLAN:
-               ret = ieee80211_ioctl_set_sta_vlan(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_GENERIC_INFO_ELEM:
-               ret = ieee80211_ioctl_set_generic_info_elem(dev, param,
-                                                           p->length);
-               break;
-       case PRISM2_HOSTAPD_SET_CHANNEL_FLAG:
-               ret = ieee80211_ioctl_set_channel_flag(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_REGULATORY_DOMAIN:
-               ret = ieee80211_ioctl_set_regulatory_domain(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_TX_QUEUE_PARAMS:
-               ret = ieee80211_ioctl_set_tx_queue_params(dev, param);
-               break;
-       case PRISM2_HOSTAPD_GET_TX_STATS:
-               ret = ieee80211_ioctl_get_tx_stats(dev, param);
-               break;
-       case PRISM2_HOSTAPD_UPDATE_IF:
-               ret = ieee80211_ioctl_update_if(dev, param, p->length);
-               break;
-       case PRISM2_HOSTAPD_SCAN_REQ:
-               ret = ieee80211_ioctl_scan_req(dev, param, p->length);
-               break;
-       case PRISM2_STA_GET_STATE:
-               ret = ieee80211_ioctl_sta_get_state(dev, param);
-               break;
-       case PRISM2_HOSTAPD_MLME:
-               ret = ieee80211_ioctl_mlme(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_RADAR_PARAMS:
-               ret = ieee80211_ioctl_set_radar_params(dev, param);
-               break;
-       case PRISM2_HOSTAPD_SET_QUIET_PARAMS:
-               ret = ieee80211_ioctl_set_quiet_params(dev, param);
-               break;
-       default:
-               ret = -EOPNOTSUPP;
-               break;
-       }
-
-       if (copy_to_user(p->pointer, param, p->length))
-               ret = -EFAULT;
-
- out:
-       kfree(param);
-
-       return ret;
-}
-
-
-static int ieee80211_ioctl_giwname(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  char *name, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       switch (local->hw.conf.phymode) {
-       case MODE_IEEE80211A:
-               strcpy(name, "IEEE 802.11a");
-               break;
-       case MODE_IEEE80211B:
-               strcpy(name, "IEEE 802.11b");
-               break;
-       case MODE_IEEE80211G:
-               strcpy(name, "IEEE 802.11g");
-               break;
-       case MODE_ATHEROS_TURBO:
-               strcpy(name, "5GHz Turbo");
-               break;
-       default:
-               strcpy(name, "IEEE 802.11");
-               break;
-       }
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_giwrange(struct net_device *dev,
-                                struct iw_request_info *info,
-                                struct iw_point *data, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct iw_range *range = (struct iw_range *) extra;
-
-       data->length = sizeof(struct iw_range);
-       memset(range, 0, sizeof(struct iw_range));
-
-       range->we_version_compiled = WIRELESS_EXT;
-       range->we_version_source = 21;
-       range->retry_capa = IW_RETRY_LIMIT;
-       range->retry_flags = IW_RETRY_LIMIT;
-       range->min_retry = 0;
-       range->max_retry = 255;
-       range->min_rts = 0;
-       range->max_rts = 2347;
-       range->min_frag = 256;
-       range->max_frag = 2346;
-
-       range->encoding_size[0] = 5;
-       range->encoding_size[1] = 13;
-       range->num_encoding_sizes = 2;
-       range->max_encoding_tokens = NUM_DEFAULT_KEYS;
-
-       range->max_qual.qual = local->hw.max_signal;
-       range->max_qual.level = local->hw.max_rssi;
-       range->max_qual.noise = local->hw.max_noise;
-       range->max_qual.updated = local->wstats_flags;
-
-       range->avg_qual.qual = local->hw.max_signal/2;
-       range->avg_qual.level = 0;
-       range->avg_qual.noise = 0;
-       range->avg_qual.updated = local->wstats_flags;
-
-       range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
-                         IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
-
-       IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
-       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY);
-       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
-       IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_siwmode(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  __u32 *mode, char *extra)
-{
-       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       int type;
-
-       if (sdata->type == IEEE80211_IF_TYPE_VLAN)
-               return -EOPNOTSUPP;
-
-       switch (*mode) {
-       case IW_MODE_MASTER:
-               type = IEEE80211_IF_TYPE_AP;
-               break;
-       case IW_MODE_INFRA:
-               type = IEEE80211_IF_TYPE_STA;
-               break;
-       case IW_MODE_ADHOC:
-               type = IEEE80211_IF_TYPE_IBSS;
-               break;
-       case IW_MODE_MONITOR:
-               type = IEEE80211_IF_TYPE_MNTR;
-               break;
-       case IW_MODE_REPEAT:
-               type = IEEE80211_IF_TYPE_WDS;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       if (type == sdata->type)
-               return 0;
-       if (netif_running(dev))
-               return -EBUSY;
-
-       ieee80211_if_reinit(dev);
-       ieee80211_if_set_type(dev, type);
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_giwmode(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  __u32 *mode, char *extra)
-{
-       struct ieee80211_sub_if_data *sdata;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       switch (sdata->type) {
-       case IEEE80211_IF_TYPE_AP:
-               *mode = IW_MODE_MASTER;
-               break;
-       case IEEE80211_IF_TYPE_STA:
-               *mode = IW_MODE_INFRA;
-               break;
-       case IEEE80211_IF_TYPE_IBSS:
-               *mode = IW_MODE_ADHOC;
-               break;
-       case IEEE80211_IF_TYPE_MNTR:
-               *mode = IW_MODE_MONITOR;
-               break;
-       case IEEE80211_IF_TYPE_WDS:
-               *mode = IW_MODE_REPEAT;
-               break;
-       case IEEE80211_IF_TYPE_VLAN:
-               *mode = IW_MODE_SECOND;         /* FIXME */
-               break;
-       default:
-               *mode = IW_MODE_AUTO;
-               break;
-       }
-       return 0;
-}
-
-int ieee80211_set_channel(struct ieee80211_local *local, int channel, int freq)
-{
-       struct ieee80211_hw_mode *mode;
-       int c, set = 0;
-       int ret = -EINVAL;
-
-       list_for_each_entry(mode, &local->modes_list, list) {
-               if (!(local->enabled_modes & (1 << mode->mode)))
-                       continue;
-               for (c = 0; c < mode->num_channels; c++) {
-                       struct ieee80211_channel *chan = &mode->channels[c];
-                       if (chan->flag & IEEE80211_CHAN_W_SCAN &&
-                           ((chan->chan == channel) || (chan->freq == freq))) {
-                               /* Use next_mode as the mode preference to
-                                * resolve non-unique channel numbers. */
-                               if (set && mode->mode != local->next_mode)
-                                       continue;
-
-                               local->oper_channel = chan;
-                               local->oper_hw_mode = mode;
-                               set++;
-                       }
-               }
-       }
-
-       if (set) {
-               if (local->sta_scanning)
-                       ret = 0;
-               else
-                       ret = ieee80211_hw_config(local);
-
-               rate_control_clear(local);
-       }
-
-       return ret;
-}
-
-static int ieee80211_ioctl_siwfreq(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  struct iw_freq *freq, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
-       if (sdata->type == IEEE80211_IF_TYPE_STA)
-               sdata->u.sta.auto_channel_sel = 0;
-
-       /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
-       if (freq->e == 0) {
-               if (freq->m < 0) {
-                       if (sdata->type == IEEE80211_IF_TYPE_STA)
-                               sdata->u.sta.auto_channel_sel = 1;
-                       return 0;
-               } else
-                       return ieee80211_set_channel(local, freq->m, -1);
-       } else {
-               int i, div = 1000000;
-               for (i = 0; i < freq->e; i++)
-                       div /= 10;
-               if (div > 0)
-                       return ieee80211_set_channel(local, -1, freq->m / div);
-               else
-                       return -EINVAL;
-       }
-}
-
-
-static int ieee80211_ioctl_giwfreq(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  struct iw_freq *freq, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       /* TODO: in station mode (Managed/Ad-hoc) might need to poll low-level
-        * driver for the current channel with firmware-based management */
-
-       freq->m = local->hw.conf.freq;
-       freq->e = 6;
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_siwessid(struct net_device *dev,
-                                   struct iw_request_info *info,
-                                   struct iw_point *data, char *ssid)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata;
-       size_t len = data->length;
-
-       /* iwconfig uses nul termination in SSID.. */
-       if (len > 0 && ssid[len - 1] == '\0')
-               len--;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA ||
-           sdata->type == IEEE80211_IF_TYPE_IBSS) {
-               int ret;
-               if (local->user_space_mlme) {
-                       if (len > IEEE80211_MAX_SSID_LEN)
-                               return -EINVAL;
-                       memcpy(sdata->u.sta.ssid, ssid, len);
-                       sdata->u.sta.ssid_len = len;
-                       return 0;
-               }
-               sdata->u.sta.auto_ssid_sel = !data->flags;
-               ret = ieee80211_sta_set_ssid(dev, ssid, len);
-               if (ret)
-                       return ret;
-               ieee80211_sta_req_auth(dev, &sdata->u.sta);
-               return 0;
-       }
-
-       if (sdata->type == IEEE80211_IF_TYPE_AP) {
-               memcpy(sdata->u.ap.ssid, ssid, len);
-               memset(sdata->u.ap.ssid + len, 0,
-                      IEEE80211_MAX_SSID_LEN - len);
-               sdata->u.ap.ssid_len = len;
-               return ieee80211_if_config(dev);
-       }
-       return -EOPNOTSUPP;
-}
-
-
-static int ieee80211_ioctl_giwessid(struct net_device *dev,
-                                   struct iw_request_info *info,
-                                   struct iw_point *data, char *ssid)
-{
-       size_t len;
-
-       struct ieee80211_sub_if_data *sdata;
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA ||
-           sdata->type == IEEE80211_IF_TYPE_IBSS) {
-               int res = ieee80211_sta_get_ssid(dev, ssid, &len);
-               if (res == 0) {
-                       data->length = len;
-                       data->flags = 1;
-               } else
-                       data->flags = 0;
-               return res;
-       }
-
-       if (sdata->type == IEEE80211_IF_TYPE_AP) {
-               len = sdata->u.ap.ssid_len;
-               if (len > IW_ESSID_MAX_SIZE)
-                       len = IW_ESSID_MAX_SIZE;
-               memcpy(ssid, sdata->u.ap.ssid, len);
-               data->length = len;
-               data->flags = 1;
-               return 0;
-       }
-       return -EOPNOTSUPP;
-}
-
-
-static int ieee80211_ioctl_siwap(struct net_device *dev,
-                                struct iw_request_info *info,
-                                struct sockaddr *ap_addr, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA ||
-           sdata->type == IEEE80211_IF_TYPE_IBSS) {
-               int ret;
-               if (local->user_space_mlme) {
-                       memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data,
-                              ETH_ALEN);
-                       return 0;
-               }
-               if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) {
-                       sdata->u.sta.auto_bssid_sel = 1;
-                       sdata->u.sta.auto_channel_sel = 1;
-               } else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data))
-                       sdata->u.sta.auto_bssid_sel = 1;
-               else
-                       sdata->u.sta.auto_bssid_sel = 0;
-               ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data);
-               if (ret)
-                       return ret;
-               ieee80211_sta_req_auth(dev, &sdata->u.sta);
-               return 0;
-       } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
-               if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
-                          ETH_ALEN) == 0)
-                       return 0;
-               return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data);
-       }
-
-       return -EOPNOTSUPP;
-}
-
-
-static int ieee80211_ioctl_giwap(struct net_device *dev,
-                                struct iw_request_info *info,
-                                struct sockaddr *ap_addr, char *extra)
-{
-       struct ieee80211_sub_if_data *sdata;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA ||
-           sdata->type == IEEE80211_IF_TYPE_IBSS) {
-               ap_addr->sa_family = ARPHRD_ETHER;
-               memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
-               return 0;
-       } else if (sdata->type == IEEE80211_IF_TYPE_WDS) {
-               ap_addr->sa_family = ARPHRD_ETHER;
-               memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
-               return 0;
-       }
-
-       return -EOPNOTSUPP;
-}
-
-
-static int ieee80211_ioctl_siwscan(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  struct iw_point *data, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       u8 *ssid = NULL;
-       size_t ssid_len = 0;
-
-       if (!netif_running(dev))
-               return -ENETDOWN;
-
-       if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) {
-               if (sdata->type == IEEE80211_IF_TYPE_STA ||
-                   sdata->type == IEEE80211_IF_TYPE_IBSS) {
-                       ssid = sdata->u.sta.ssid;
-                       ssid_len = sdata->u.sta.ssid_len;
-               } else if (sdata->type == IEEE80211_IF_TYPE_AP) {
-                       ssid = sdata->u.ap.ssid;
-                       ssid_len = sdata->u.ap.ssid_len;
-               } else
-                       return -EINVAL;
-       }
-       return ieee80211_sta_req_scan(dev, ssid, ssid_len);
-}
-
-
-static int ieee80211_ioctl_giwscan(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  struct iw_point *data, char *extra)
-{
-       int res;
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       if (local->sta_scanning)
-               return -EAGAIN;
-       res = ieee80211_sta_scan_results(dev, extra, data->length);
-       if (res >= 0) {
-               data->length = res;
-               return 0;
-       }
-       data->length = 0;
-       return res;
-}
-
-
-static int ieee80211_ioctl_giwrate(struct net_device *dev,
-                                 struct iw_request_info *info,
-                                 struct iw_param *rate, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct sta_info *sta;
-       struct ieee80211_sub_if_data *sdata;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-       if (sdata->type == IEEE80211_IF_TYPE_STA)
-               sta = sta_info_get(local, sdata->u.sta.bssid);
-       else
-               return -EOPNOTSUPP;
-       if (!sta)
-               return -ENODEV;
-       if (sta->txrate < local->oper_hw_mode->num_rates)
-               rate->value = local->oper_hw_mode->rates[sta->txrate].rate * 100000;
-       else
-               rate->value = 0;
-       sta_info_put(sta);
-       return 0;
-}
-
-static int ieee80211_ioctl_siwrts(struct net_device *dev,
-                                 struct iw_request_info *info,
-                                 struct iw_param *rts, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       if (rts->disabled)
-               local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
-       else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD)
-               return -EINVAL;
-       else
-               local->rts_threshold = rts->value;
-
-       /* If the wlan card performs RTS/CTS in hardware/firmware,
-        * configure it here */
-
-       if (local->ops->set_rts_threshold)
-               local->ops->set_rts_threshold(local_to_hw(local),
-                                            local->rts_threshold);
-
-       return 0;
-}
-
-static int ieee80211_ioctl_giwrts(struct net_device *dev,
-                                 struct iw_request_info *info,
-                                 struct iw_param *rts, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       rts->value = local->rts_threshold;
-       rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD);
-       rts->fixed = 1;
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_siwfrag(struct net_device *dev,
-                                  struct iw_request_info *info,
-                                  struct iw_param *frag, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       if (frag->disabled)
-               local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
-       else if (frag->value < 256 ||
-                frag->value > IEEE80211_MAX_FRAG_THRESHOLD)
-               return -EINVAL;
-       else {
-               /* Fragment length must be even, so strip LSB. */
-               local->fragmentation_threshold = frag->value & ~0x1;
-       }
-
-       /* If the wlan card performs fragmentation in hardware/firmware,
-        * configure it here */
-
-       if (local->ops->set_frag_threshold)
-               local->ops->set_frag_threshold(
-                       local_to_hw(local),
-                       local->fragmentation_threshold);
-
-       return 0;
-}
-
-static int ieee80211_ioctl_giwfrag(struct net_device *dev,
+static int ieee80211_ioctl_giwscan(struct net_device *dev,
                                   struct iw_request_info *info,
-                                  struct iw_param *frag, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       frag->value = local->fragmentation_threshold;
-       frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD);
-       frag->fixed = 1;
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_siwretry(struct net_device *dev,
-                                   struct iw_request_info *info,
-                                   struct iw_param *retry, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       if (retry->disabled ||
-           (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
-               return -EINVAL;
-
-       if (retry->flags & IW_RETRY_MAX)
-               local->long_retry_limit = retry->value;
-       else if (retry->flags & IW_RETRY_MIN)
-               local->short_retry_limit = retry->value;
-       else {
-               local->long_retry_limit = retry->value;
-               local->short_retry_limit = retry->value;
-       }
-
-       if (local->ops->set_retry_limit) {
-               return local->ops->set_retry_limit(
-                       local_to_hw(local),
-                       local->short_retry_limit,
-                       local->long_retry_limit);
-       }
-
-       return 0;
-}
-
-
-static int ieee80211_ioctl_giwretry(struct net_device *dev,
-                                   struct iw_request_info *info,
-                                   struct iw_param *retry, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-
-       retry->disabled = 0;
-       if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) {
-               /* first return min value, iwconfig will ask max value
-                * later if needed */
-               retry->flags |= IW_RETRY_LIMIT;
-               retry->value = local->short_retry_limit;
-               if (local->long_retry_limit != local->short_retry_limit)
-                       retry->flags |= IW_RETRY_MIN;
-               return 0;
-       }
-       if (retry->flags & IW_RETRY_MAX) {
-               retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
-               retry->value = local->long_retry_limit;
-       }
-
-       return 0;
-}
-
-static int ieee80211_ioctl_clear_keys(struct net_device *dev)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_key_conf key;
-       int i;
-       u8 addr[ETH_ALEN];
-       struct ieee80211_key_conf *keyconf;
-       struct ieee80211_sub_if_data *sdata;
-       struct sta_info *sta;
-
-       memset(addr, 0xff, ETH_ALEN);
-       read_lock(&local->sub_if_lock);
-       list_for_each_entry(sdata, &local->sub_if_list, list) {
-               for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
-                       keyconf = NULL;
-                       if (sdata->keys[i] &&
-                           !sdata->keys[i]->force_sw_encrypt &&
-                           local->ops->set_key &&
-                           (keyconf = ieee80211_key_data2conf(local,
-                                                              sdata->keys[i])))
-                               local->ops->set_key(local_to_hw(local),
-                                                  DISABLE_KEY, addr,
-                                                  keyconf, 0);
-                       kfree(keyconf);
-                       ieee80211_key_free(sdata->keys[i]);
-                       sdata->keys[i] = NULL;
-               }
-               sdata->default_key = NULL;
-       }
-       read_unlock(&local->sub_if_lock);
-
-       spin_lock_bh(&local->sta_lock);
-       list_for_each_entry(sta, &local->sta_list, list) {
-               keyconf = NULL;
-               if (sta->key && !sta->key->force_sw_encrypt &&
-                   local->ops->set_key &&
-                   (keyconf = ieee80211_key_data2conf(local, sta->key)))
-                       local->ops->set_key(local_to_hw(local), DISABLE_KEY,
-                                          sta->addr, keyconf, sta->aid);
-               kfree(keyconf);
-               ieee80211_key_free(sta->key);
-               sta->key = NULL;
-       }
-       spin_unlock_bh(&local->sta_lock);
-
-       memset(&key, 0, sizeof(key));
-       if (local->ops->set_key &&
-                   local->ops->set_key(local_to_hw(local), REMOVE_ALL_KEYS,
-                                      NULL, &key, 0))
-               printk(KERN_DEBUG "%s: failed to remove hwaccel keys\n",
-                      dev->name);
-
-       return 0;
-}
-
-
-static int
-ieee80211_ioctl_force_unicast_rate(struct net_device *dev,
-                                  struct ieee80211_sub_if_data *sdata,
-                                  int rate)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_hw_mode *mode;
-       int i;
-
-       if (sdata->type != IEEE80211_IF_TYPE_AP)
-               return -ENOENT;
-
-       if (rate == 0) {
-               sdata->u.ap.force_unicast_rateidx = -1;
-               return 0;
-       }
-
-       mode = local->oper_hw_mode;
-       for (i = 0; i < mode->num_rates; i++) {
-               if (mode->rates[i].rate == rate) {
-                       sdata->u.ap.force_unicast_rateidx = i;
-                       return 0;
-               }
-       }
-       return -EINVAL;
-}
-
-
-static int
-ieee80211_ioctl_max_ratectrl_rate(struct net_device *dev,
-                                 struct ieee80211_sub_if_data *sdata,
-                                 int rate)
+                                  struct iw_point *data, char *extra)
 {
+       int res;
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_hw_mode *mode;
-       int i;
-
-       if (sdata->type != IEEE80211_IF_TYPE_AP)
-               return -ENOENT;
-
-       if (rate == 0) {
-               sdata->u.ap.max_ratectrl_rateidx = -1;
+       if (local->sta_scanning)
+               return -EAGAIN;
+       res = ieee80211_sta_scan_results(dev, extra, data->length);
+       if (res >= 0) {
+               data->length = res;
                return 0;
        }
+       data->length = 0;
+       return res;
+}
 
-       mode = local->oper_hw_mode;
-       for (i = 0; i < mode->num_rates; i++) {
-               if (mode->rates[i].rate == rate) {
-                       sdata->u.ap.max_ratectrl_rateidx = i;
-                       return 0;
-               }
-       }
-       return -EINVAL;
-}
-
-
-static void ieee80211_key_enable_hwaccel(struct ieee80211_local *local,
-                                        struct ieee80211_key *key)
-{
-       struct ieee80211_key_conf *keyconf;
-       u8 addr[ETH_ALEN];
-
-       if (!key || key->alg != ALG_WEP || !key->force_sw_encrypt ||
-           (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
-               return;
-
-       memset(addr, 0xff, ETH_ALEN);
-       keyconf = ieee80211_key_data2conf(local, key);
-       if (keyconf && local->ops->set_key &&
-           local->ops->set_key(local_to_hw(local),
-                              SET_KEY, addr, keyconf, 0) == 0) {
-               key->force_sw_encrypt =
-                       !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT);
-               key->hw_key_idx = keyconf->hw_key_idx;
-       }
-       kfree(keyconf);
-}
-
-
-static void ieee80211_key_disable_hwaccel(struct ieee80211_local *local,
-                                         struct ieee80211_key *key)
-{
-       struct ieee80211_key_conf *keyconf;
-       u8 addr[ETH_ALEN];
-
-       if (!key || key->alg != ALG_WEP || key->force_sw_encrypt ||
-           (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP))
-               return;
-
-       memset(addr, 0xff, ETH_ALEN);
-       keyconf = ieee80211_key_data2conf(local, key);
-       if (keyconf && local->ops->set_key)
-               local->ops->set_key(local_to_hw(local), DISABLE_KEY,
-                                  addr, keyconf, 0);
-       kfree(keyconf);
-       key->force_sw_encrypt = 1;
-}
-
-
-static int ieee80211_ioctl_default_wep_only(struct ieee80211_local *local,
-                                           int value)
-{
-       int i;
-       struct ieee80211_sub_if_data *sdata;
-
-       local->default_wep_only = value;
-       read_lock(&local->sub_if_lock);
-       list_for_each_entry(sdata, &local->sub_if_list, list)
-               for (i = 0; i < NUM_DEFAULT_KEYS; i++)
-                       if (value)
-                               ieee80211_key_enable_hwaccel(local,
-                                                            sdata->keys[i]);
-                       else
-                               ieee80211_key_disable_hwaccel(local,
-                                                             sdata->keys[i]);
-       read_unlock(&local->sub_if_lock);
-
-       return 0;
-}
-
-
-void ieee80211_update_default_wep_only(struct ieee80211_local *local)
-{
-       int i = 0;
-       struct ieee80211_sub_if_data *sdata;
-
-       read_lock(&local->sub_if_lock);
-       list_for_each_entry(sdata, &local->sub_if_list, list) {
-
-               if (sdata->dev == local->mdev)
-                       continue;
-
-               /* If there is an AP interface then depend on userspace to
-                  set default_wep_only correctly. */
-               if (sdata->type == IEEE80211_IF_TYPE_AP) {
-                       read_unlock(&local->sub_if_lock);
-                       return;
-               }
-
-               i++;
-       }
-
-       read_unlock(&local->sub_if_lock);
-
-       if (i <= 1)
-               ieee80211_ioctl_default_wep_only(local, 1);
-       else
-               ieee80211_ioctl_default_wep_only(local, 0);
-}
-
-
-static int ieee80211_ioctl_prism2_param(struct net_device *dev,
-                                       struct iw_request_info *info,
-                                       void *wrqu, char *extra)
-{
-       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
-       struct ieee80211_sub_if_data *sdata;
-       int *i = (int *) extra;
-       int param = *i;
-       int value = *(i + 1);
-       int ret = 0;
-
-       if (!capable(CAP_NET_ADMIN))
-               return -EPERM;
-
-       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
-
-       switch (param) {
-       case PRISM2_PARAM_HOST_ENCRYPT:
-       case PRISM2_PARAM_HOST_DECRYPT:
-               /* TODO: implement these; return success now to prevent
-                * hostapd from aborting */
-               break;
-
-       case PRISM2_PARAM_BEACON_INT:
-               local->hw.conf.beacon_int = value;
-               if (ieee80211_hw_config(local))
-                       ret = -EINVAL;
-               break;
-
-       case PRISM2_PARAM_AP_BRIDGE_PACKETS:
-               local->bridge_packets = value;
-               break;
-
-       case PRISM2_PARAM_AP_AUTH_ALGS:
-               if (sdata->type == IEEE80211_IF_TYPE_STA ||
-                   sdata->type == IEEE80211_IF_TYPE_IBSS) {
-                       sdata->u.sta.auth_algs = value;
-               } else
-                       ret = -EOPNOTSUPP;
-               break;
-
-       case PRISM2_PARAM_DTIM_PERIOD:
-               if (value < 1)
-                       ret = -EINVAL;
-               else if (sdata->type != IEEE80211_IF_TYPE_AP)
-                       ret = -ENOENT;
-               else
-                       sdata->u.ap.dtim_period = value;
-               break;
-
-       case PRISM2_PARAM_IEEE_802_1X:
-               if (local->ops->set_ieee8021x)
-                       ret = local->ops->set_ieee8021x(local_to_hw(local),
-                                                       value);
-               if (ret)
-                       printk(KERN_DEBUG "%s: failed to set IEEE 802.1X (%d) "
-                              "for low-level driver\n", dev->name, value);
-               else
-                       sdata->ieee802_1x = value;
-               break;
-
-       case PRISM2_PARAM_ANTSEL_TX:
-               local->hw.conf.antenna_sel_tx = value;
-               if (ieee80211_hw_config(local))
-                       ret = -EINVAL;
-               break;
-
-       case PRISM2_PARAM_ANTSEL_RX:
-               local->hw.conf.antenna_sel_rx = value;
-               if (ieee80211_hw_config(local))
-                       ret = -EINVAL;
-               break;
-
-       case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
-               local->cts_protect_erp_frames = value;
-               break;
-
-       case PRISM2_PARAM_DROP_UNENCRYPTED:
-               sdata->drop_unencrypted = value;
-               break;
-
-       case PRISM2_PARAM_PREAMBLE:
-               local->short_preamble = value;
-               break;
-
-       case PRISM2_PARAM_STAT_TIME:
-               if (!local->stat_time && value) {
-                       local->stat_timer.expires = jiffies + HZ * value / 100;
-                       add_timer(&local->stat_timer);
-               } else if (local->stat_time && !value) {
-                       del_timer_sync(&local->stat_timer);
-               }
-               local->stat_time = value;
-               break;
-       case PRISM2_PARAM_SHORT_SLOT_TIME:
-               if (value)
-                       local->hw.conf.flags |= IEEE80211_CONF_SHORT_SLOT_TIME;
-               else
-                       local->hw.conf.flags &= ~IEEE80211_CONF_SHORT_SLOT_TIME;
-               if (ieee80211_hw_config(local))
-                       ret = -EINVAL;
-               break;
-
-       case PRISM2_PARAM_PRIVACY_INVOKED:
-               if (local->ops->set_privacy_invoked)
-                       ret = local->ops->set_privacy_invoked(
-                                       local_to_hw(local), value);
-               break;
-
-       case PRISM2_PARAM_NEXT_MODE:
-               local->next_mode = value;
-               break;
-
-       case PRISM2_PARAM_CLEAR_KEYS:
-               ret = ieee80211_ioctl_clear_keys(dev);
-               break;
-
-       case PRISM2_PARAM_RADIO_ENABLED:
-               ret = ieee80211_ioctl_set_radio_enabled(dev, value);
-               break;
-
-       case PRISM2_PARAM_ANTENNA_MODE:
-               local->hw.conf.antenna_mode = value;
-               if (ieee80211_hw_config(local))
-                       ret = -EINVAL;
-               break;
-
-       case PRISM2_PARAM_BROADCAST_SSID:
-               if ((value < 0) || (value > 1))
-                       ret = -EINVAL;
-               else if (value)
-                       local->hw.conf.flags |= IEEE80211_CONF_SSID_HIDDEN;
-               else
-                       local->hw.conf.flags &= ~IEEE80211_CONF_SSID_HIDDEN;
-               break;
-
-       case PRISM2_PARAM_STA_ANTENNA_SEL:
-               local->sta_antenna_sel = value;
-               break;
-
-       case PRISM2_PARAM_FORCE_UNICAST_RATE:
-               ret = ieee80211_ioctl_force_unicast_rate(dev, sdata, value);
-               break;
-
-       case PRISM2_PARAM_MAX_RATECTRL_RATE:
-               ret = ieee80211_ioctl_max_ratectrl_rate(dev, sdata, value);
-               break;
-
-       case PRISM2_PARAM_RATE_CTRL_NUM_UP:
-               local->rate_ctrl_num_up = value;
-               break;
-
-       case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
-               local->rate_ctrl_num_down = value;
-               break;
-
-       case PRISM2_PARAM_TX_POWER_REDUCTION:
-               if (value < 0)
-                       ret = -EINVAL;
-               else
-                       local->hw.conf.tx_power_reduction = value;
-               break;
-
-       case PRISM2_PARAM_EAPOL:
-               sdata->eapol = value;
-               break;
-
-       case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
-               local->key_tx_rx_threshold = value;
-               break;
-
-       case PRISM2_PARAM_KEY_INDEX:
-               if (value < 0 || value >= NUM_DEFAULT_KEYS)
-                       ret = -EINVAL;
-               else if (!sdata->keys[value])
-                       ret = -ENOENT;
-               else
-                       sdata->default_key = sdata->keys[value];
-               break;
-
-       case PRISM2_PARAM_DEFAULT_WEP_ONLY:
-               ret = ieee80211_ioctl_default_wep_only(local, value);
-               break;
-
-       case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
-               local->wifi_wme_noack_test = value;
-               break;
-
-       case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
-               local->allow_broadcast_always = value;
-               break;
-
-       case PRISM2_PARAM_SCAN_FLAGS:
-               local->scan_flags = value;
-               break;
-
-       case PRISM2_PARAM_MIXED_CELL:
-               if (sdata->type != IEEE80211_IF_TYPE_STA &&
-                   sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       sdata->u.sta.mixed_cell = !!value;
-               break;
-
-       case PRISM2_PARAM_KEY_MGMT:
-               if (sdata->type != IEEE80211_IF_TYPE_STA)
-                       ret = -EINVAL;
-               else
-                       sdata->u.sta.key_mgmt = value;
-               break;
-
-       case PRISM2_PARAM_HW_MODES:
-               local->enabled_modes = value;
-               break;
 
-       case PRISM2_PARAM_CREATE_IBSS:
-               if (sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       sdata->u.sta.create_ibss = !!value;
-               break;
-       case PRISM2_PARAM_WMM_ENABLED:
-               if (sdata->type != IEEE80211_IF_TYPE_STA &&
-                   sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       sdata->u.sta.wmm_enabled = !!value;
-               break;
-       case PRISM2_PARAM_RADAR_DETECT:
-               local->hw.conf.radar_detect = value;
-               break;
-       case PRISM2_PARAM_SPECTRUM_MGMT:
-               local->hw.conf.spect_mgmt = value;
-               break;
-       case PRISM2_PARAM_MGMT_IF:
-               if (value == 1) {
-                       if (!local->apdev)
-                               ret = ieee80211_if_add_mgmt(local);
-               } else if (value == 0) {
-                       if (local->apdev)
-                               ieee80211_if_del_mgmt(local);
-               } else
-                       ret = -EINVAL;
-               break;
-       case PRISM2_PARAM_USER_SPACE_MLME:
-               local->user_space_mlme = value;
-               break;
-       default:
-               ret = -EOPNOTSUPP;
-               break;
-       }
+static int ieee80211_ioctl_siwrate(struct net_device *dev,
+                                 struct iw_request_info *info,
+                                 struct iw_param *rate, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+       struct ieee80211_hw_mode *mode;
+       int i;
+       u32 target_rate = rate->value / 100000;
+       struct ieee80211_sub_if_data *sdata;
 
-       return ret;
+       sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (!sdata->bss)
+               return -ENODEV;
+       mode = local->oper_hw_mode;
+       /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
+        * target_rate = X, rate->fixed = 1 means only rate X
+        * target_rate = X, rate->fixed = 0 means all rates <= X */
+       sdata->bss->max_ratectrl_rateidx = -1;
+       sdata->bss->force_unicast_rateidx = -1;
+       if (rate->value < 0)
+               return 0;
+       for (i=0; i< mode->num_rates; i++) {
+               struct ieee80211_rate *rates = &mode->rates[i];
+               int this_rate = rates->rate;
+
+               if (target_rate == this_rate) {
+                       sdata->bss->max_ratectrl_rateidx = i;
+                       if (rate->fixed)
+                               sdata->bss->force_unicast_rateidx = i;
+                       break;
+               }
+       }
+       return 0;
 }
 
-
-static int ieee80211_ioctl_get_prism2_param(struct net_device *dev,
-                                           struct iw_request_info *info,
-                                           void *wrqu, char *extra)
+static int ieee80211_ioctl_giwrate(struct net_device *dev,
+                                 struct iw_request_info *info,
+                                 struct iw_param *rate, char *extra)
 {
        struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+       struct sta_info *sta;
        struct ieee80211_sub_if_data *sdata;
-       int *param = (int *) extra;
-       int ret = 0;
 
        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
+       if (sdata->type == IEEE80211_IF_TYPE_STA)
+               sta = sta_info_get(local, sdata->u.sta.bssid);
+       else
+               return -EOPNOTSUPP;
+       if (!sta)
+               return -ENODEV;
+       if (sta->txrate < local->oper_hw_mode->num_rates)
+               rate->value = local->oper_hw_mode->rates[sta->txrate].rate * 100000;
+       else
+               rate->value = 0;
+       sta_info_put(sta);
+       return 0;
+}
 
-       switch (*param) {
-       case PRISM2_PARAM_BEACON_INT:
-               *param = local->hw.conf.beacon_int;
-               break;
+static int ieee80211_ioctl_siwtxpower(struct net_device *dev,
+                                     struct iw_request_info *info,
+                                     union iwreq_data *data, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+       bool need_reconfig = 0;
 
-       case PRISM2_PARAM_AP_BRIDGE_PACKETS:
-               *param = local->bridge_packets;
-               break;
+       if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM)
+               return -EINVAL;
+       if (data->txpower.flags & IW_TXPOW_RANGE)
+               return -EINVAL;
+       if (!data->txpower.fixed)
+               return -EINVAL;
 
-       case PRISM2_PARAM_AP_AUTH_ALGS:
-               if (sdata->type == IEEE80211_IF_TYPE_STA ||
-                   sdata->type == IEEE80211_IF_TYPE_IBSS) {
-                       *param = sdata->u.sta.auth_algs;
-               } else
-                       ret = -EOPNOTSUPP;
-               break;
+       if (local->hw.conf.power_level != data->txpower.value) {
+               local->hw.conf.power_level = data->txpower.value;
+               need_reconfig = 1;
+       }
+       if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) {
+               local->hw.conf.radio_enabled = !(data->txpower.disabled);
+               need_reconfig = 1;
+       }
+       if (need_reconfig) {
+               ieee80211_hw_config(local);
+               /* The return value of hw_config is not of big interest here,
+                * as it doesn't say that it failed because of _this_ config
+                * change or something else. Ignore it. */
+       }
 
-       case PRISM2_PARAM_DTIM_PERIOD:
-               if (sdata->type != IEEE80211_IF_TYPE_AP)
-                       ret = -ENOENT;
-               else
-                       *param = sdata->u.ap.dtim_period;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_IEEE_802_1X:
-               *param = sdata->ieee802_1x;
-               break;
+static int ieee80211_ioctl_giwtxpower(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  union iwreq_data *data, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_ANTSEL_TX:
-               *param = local->hw.conf.antenna_sel_tx;
-               break;
+       data->txpower.fixed = 1;
+       data->txpower.disabled = !(local->hw.conf.radio_enabled);
+       data->txpower.value = local->hw.conf.power_level;
+       data->txpower.flags = IW_TXPOW_DBM;
 
-       case PRISM2_PARAM_ANTSEL_RX:
-               *param = local->hw.conf.antenna_sel_rx;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
-               *param = local->cts_protect_erp_frames;
-               break;
+static int ieee80211_ioctl_siwrts(struct net_device *dev,
+                                 struct iw_request_info *info,
+                                 struct iw_param *rts, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_DROP_UNENCRYPTED:
-               *param = sdata->drop_unencrypted;
-               break;
+       if (rts->disabled)
+               local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
+       else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD)
+               return -EINVAL;
+       else
+               local->rts_threshold = rts->value;
 
-       case PRISM2_PARAM_PREAMBLE:
-               *param = local->short_preamble;
-               break;
+       /* If the wlan card performs RTS/CTS in hardware/firmware,
+        * configure it here */
 
-       case PRISM2_PARAM_STAT_TIME:
-               *param = local->stat_time;
-               break;
-       case PRISM2_PARAM_SHORT_SLOT_TIME:
-               *param = !!(local->hw.conf.flags & IEEE80211_CONF_SHORT_SLOT_TIME);
-               break;
+       if (local->ops->set_rts_threshold)
+               local->ops->set_rts_threshold(local_to_hw(local),
+                                            local->rts_threshold);
 
-       case PRISM2_PARAM_NEXT_MODE:
-               *param = local->next_mode;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_ANTENNA_MODE:
-               *param = local->hw.conf.antenna_mode;
-               break;
+static int ieee80211_ioctl_giwrts(struct net_device *dev,
+                                 struct iw_request_info *info,
+                                 struct iw_param *rts, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_BROADCAST_SSID:
-               *param = !!(local->hw.conf.flags & IEEE80211_CONF_SSID_HIDDEN);
-               break;
+       rts->value = local->rts_threshold;
+       rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD);
+       rts->fixed = 1;
 
-       case PRISM2_PARAM_STA_ANTENNA_SEL:
-               *param = local->sta_antenna_sel;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_RATE_CTRL_NUM_UP:
-               *param = local->rate_ctrl_num_up;
-               break;
 
-       case PRISM2_PARAM_RATE_CTRL_NUM_DOWN:
-               *param = local->rate_ctrl_num_down;
-               break;
+static int ieee80211_ioctl_siwfrag(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  struct iw_param *frag, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_TX_POWER_REDUCTION:
-               *param = local->hw.conf.tx_power_reduction;
-               break;
+       if (frag->disabled)
+               local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
+       else if (frag->value < 256 ||
+                frag->value > IEEE80211_MAX_FRAG_THRESHOLD)
+               return -EINVAL;
+       else {
+               /* Fragment length must be even, so strip LSB. */
+               local->fragmentation_threshold = frag->value & ~0x1;
+       }
 
-       case PRISM2_PARAM_EAPOL:
-               *param = sdata->eapol;
-               break;
+       /* If the wlan card performs fragmentation in hardware/firmware,
+        * configure it here */
 
-       case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
-               *param = local->key_tx_rx_threshold;
-               break;
+       if (local->ops->set_frag_threshold)
+               local->ops->set_frag_threshold(
+                       local_to_hw(local),
+                       local->fragmentation_threshold);
 
-       case PRISM2_PARAM_KEY_INDEX:
-               if (!sdata->default_key)
-                       ret = -ENOENT;
-               else if (sdata->default_key == sdata->keys[0])
-                       *param = 0;
-               else if (sdata->default_key == sdata->keys[1])
-                       *param = 1;
-               else if (sdata->default_key == sdata->keys[2])
-                       *param = 2;
-               else if (sdata->default_key == sdata->keys[3])
-                       *param = 3;
-               else
-                       ret = -ENOENT;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_DEFAULT_WEP_ONLY:
-               *param = local->default_wep_only;
-               break;
+static int ieee80211_ioctl_giwfrag(struct net_device *dev,
+                                  struct iw_request_info *info,
+                                  struct iw_param *frag, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
-               *param = local->wifi_wme_noack_test;
-               break;
+       frag->value = local->fragmentation_threshold;
+       frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD);
+       frag->fixed = 1;
 
-       case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS:
-               *param = local->allow_broadcast_always;
-               break;
+       return 0;
+}
 
-       case PRISM2_PARAM_SCAN_FLAGS:
-               *param = local->scan_flags;
-               break;
 
-       case PRISM2_PARAM_HW_MODES:
-               *param = local->enabled_modes;
-               break;
+static int ieee80211_ioctl_siwretry(struct net_device *dev,
+                                   struct iw_request_info *info,
+                                   struct iw_param *retry, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 
-       case PRISM2_PARAM_CREATE_IBSS:
-               if (sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       *param = !!sdata->u.sta.create_ibss;
-               break;
+       if (retry->disabled ||
+           (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
+               return -EINVAL;
 
-       case PRISM2_PARAM_MIXED_CELL:
-               if (sdata->type != IEEE80211_IF_TYPE_STA &&
-                   sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       *param = !!sdata->u.sta.mixed_cell;
-               break;
+       if (retry->flags & IW_RETRY_MAX)
+               local->long_retry_limit = retry->value;
+       else if (retry->flags & IW_RETRY_MIN)
+               local->short_retry_limit = retry->value;
+       else {
+               local->long_retry_limit = retry->value;
+               local->short_retry_limit = retry->value;
+       }
 
-       case PRISM2_PARAM_KEY_MGMT:
-               if (sdata->type != IEEE80211_IF_TYPE_STA)
-                       ret = -EINVAL;
-               else
-                       *param = sdata->u.sta.key_mgmt;
-               break;
-       case PRISM2_PARAM_WMM_ENABLED:
-               if (sdata->type != IEEE80211_IF_TYPE_STA &&
-                   sdata->type != IEEE80211_IF_TYPE_IBSS)
-                       ret = -EINVAL;
-               else
-                       *param = !!sdata->u.sta.wmm_enabled;
-               break;
-       case PRISM2_PARAM_MGMT_IF:
-               if (local->apdev)
-                       *param = local->apdev->ifindex;
-               else
-                       ret = -ENOENT;
-               break;
-       case PRISM2_PARAM_USER_SPACE_MLME:
-               *param = local->user_space_mlme;
-               break;
+       if (local->ops->set_retry_limit) {
+               return local->ops->set_retry_limit(
+                       local_to_hw(local),
+                       local->short_retry_limit,
+                       local->long_retry_limit);
+       }
 
-       default:
-               ret = -EOPNOTSUPP;
-               break;
+       return 0;
+}
+
+
+static int ieee80211_ioctl_giwretry(struct net_device *dev,
+                                   struct iw_request_info *info,
+                                   struct iw_param *retry, char *extra)
+{
+       struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+
+       retry->disabled = 0;
+       if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) {
+               /* first return min value, iwconfig will ask max value
+                * later if needed */
+               retry->flags |= IW_RETRY_LIMIT;
+               retry->value = local->short_retry_limit;
+               if (local->long_retry_limit != local->short_retry_limit)
+                       retry->flags |= IW_RETRY_MIN;
+               return 0;
+       }
+       if (retry->flags & IW_RETRY_MAX) {
+               retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+               retry->value = local->long_retry_limit;
        }
 
-       return ret;
+       return 0;
 }
 
 static int ieee80211_ioctl_siwmlme(struct net_device *dev,
@@ -2713,6 +825,7 @@ static int ieee80211_ioctl_siwencode(struct net_device *dev,
        struct ieee80211_sub_if_data *sdata;
        int idx, i, alg = ALG_WEP;
        u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+       int remove = 0;
 
        sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 
@@ -2731,23 +844,18 @@ static int ieee80211_ioctl_siwencode(struct net_device *dev,
                idx--;
 
        if (erq->flags & IW_ENCODE_DISABLED)
-               alg = ALG_NONE;
+               remove = 1;
        else if (erq->length == 0) {
                /* No key data - just set the default TX key index */
-               if (sdata->default_key != sdata->keys[idx]) {
-                       ieee80211_debugfs_key_remove_default(sdata);
-                       sdata->default_key = sdata->keys[idx];
-                       if (sdata->default_key)
-                               ieee80211_debugfs_key_add_default(sdata);
-               }
+               ieee80211_set_default_key(sdata, idx);
                return 0;
        }
 
        return ieee80211_set_encryption(
                dev, bcaddr,
-               idx, alg,
+               idx, alg, remove,
                !sdata->default_key,
-               NULL, keybuf, erq->length);
+               keybuf, erq->length);
 }
 
 
@@ -2784,23 +892,14 @@ static int ieee80211_ioctl_giwencode(struct net_device *dev,
                return 0;
        }
 
-       memcpy(key, sdata->keys[idx]->key,
-              min((int)erq->length, sdata->keys[idx]->keylen));
-       erq->length = sdata->keys[idx]->keylen;
+       memcpy(key, sdata->keys[idx]->conf.key,
+              min_t(int, erq->length, sdata->keys[idx]->conf.keylen));
+       erq->length = sdata->keys[idx]->conf.keylen;
        erq->flags |= IW_ENCODE_ENABLED;
 
        return 0;
 }
 
-
-static int ieee80211_ioctl_siwgenie(struct net_device *dev,
-                                   struct iw_request_info *info,
-                                   struct iw_point *data, char *extra)
-{
-       return ieee80211_set_gen_ie(dev, extra, data->length);
-}
-
-
 static int ieee80211_ioctl_siwauth(struct net_device *dev,
                                   struct iw_request_info *info,
                                   struct iw_param *data, char *extra)
@@ -2821,22 +920,12 @@ static int ieee80211_ioctl_siwauth(struct net_device *dev,
                        ret = -EINVAL;
                else {
                        /*
-                        * TODO: sdata->u.sta.key_mgmt does not match with WE18
-                        * value completely; could consider modifying this to
-                        * be closer to WE18. For now, this value is not really
-                        * used for anything else than Privacy matching, so the
-                        * current code here should be more or less OK.
+                        * Key management was set by wpa_supplicant,
+                        * we only need this to associate to a network
+                        * that has privacy enabled regardless of not
+                        * having a key.
                         */
-                       if (data->value & IW_AUTH_KEY_MGMT_802_1X) {
-                               sdata->u.sta.key_mgmt =
-                                       IEEE80211_KEY_MGMT_WPA_EAP;
-                       } else if (data->value & IW_AUTH_KEY_MGMT_PSK) {
-                               sdata->u.sta.key_mgmt =
-                                       IEEE80211_KEY_MGMT_WPA_PSK;
-                       } else {
-                               sdata->u.sta.key_mgmt =
-                                       IEEE80211_KEY_MGMT_NONE;
-                       }
+                       sdata->u.sta.key_management_enabled = !!data->value;
                }
                break;
        case IW_AUTH_80211_AUTH_ALG:
@@ -2915,11 +1004,11 @@ static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
 {
        struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
        struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
-       int alg, idx, i;
+       int uninitialized_var(alg), idx, i, remove = 0;
 
        switch (ext->alg) {
        case IW_ENCODE_ALG_NONE:
-               alg = ALG_NONE;
+               remove = 1;
                break;
        case IW_ENCODE_ALG_WEP:
                alg = ALG_WEP;
@@ -2935,7 +1024,7 @@ static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
        }
 
        if (erq->flags & IW_ENCODE_DISABLED)
-               alg = ALG_NONE;
+               remove = 1;
 
        idx = erq->flags & IW_ENCODE_INDEX;
        if (idx < 1 || idx > 4) {
@@ -2954,39 +1043,10 @@ static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
                idx--;
 
        return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg,
+                                       remove,
                                        ext->ext_flags &
                                        IW_ENCODE_EXT_SET_TX_KEY,
-                                       NULL, ext->key, ext->key_len);
-}
-
-
-static const struct iw_priv_args ieee80211_ioctl_priv[] = {
-       { PRISM2_IOCTL_PRISM2_PARAM,
-         IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "param" },
-       { PRISM2_IOCTL_GET_PRISM2_PARAM,
-         IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
-         IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_param" },
-};
-
-
-int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
-       struct iwreq *wrq = (struct iwreq *) rq;
-       int ret = 0;
-
-       switch (cmd) {
-               /* Private ioctls (iwpriv) that have not yet been converted
-                * into new wireless extensions API */
-       case PRISM2_IOCTL_HOSTAPD:
-               if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
-               else ret = ieee80211_ioctl_priv_hostapd(dev, &wrq->u.data);
-               break;
-       default:
-               ret = -EOPNOTSUPP;
-               break;
-       }
-
-       return ret;
+                                       ext->key, ext->key_len);
 }
 
 
@@ -3010,10 +1070,10 @@ static const iw_handler ieee80211_handler[] =
        (iw_handler) NULL /* kernel code */,            /* SIOCGIWPRIV */
        (iw_handler) NULL /* not used */,               /* SIOCSIWSTATS */
        (iw_handler) NULL /* kernel code */,            /* SIOCGIWSTATS */
-       iw_handler_set_spy,                             /* SIOCSIWSPY */
-       iw_handler_get_spy,                             /* SIOCGIWSPY */
-       iw_handler_set_thrspy,                          /* SIOCSIWTHRSPY */
-       iw_handler_get_thrspy,                          /* SIOCGIWTHRSPY */
+       (iw_handler) NULL,                              /* SIOCSIWSPY */
+       (iw_handler) NULL,                              /* SIOCGIWSPY */
+       (iw_handler) NULL,                              /* SIOCSIWTHRSPY */
+       (iw_handler) NULL,                              /* SIOCGIWTHRSPY */
        (iw_handler) ieee80211_ioctl_siwap,             /* SIOCSIWAP */
        (iw_handler) ieee80211_ioctl_giwap,             /* SIOCGIWAP */
        (iw_handler) ieee80211_ioctl_siwmlme,           /* SIOCSIWMLME */
@@ -3026,14 +1086,14 @@ static const iw_handler ieee80211_handler[] =
        (iw_handler) NULL,                              /* SIOCGIWNICKN */
        (iw_handler) NULL,                              /* -- hole -- */
        (iw_handler) NULL,                              /* -- hole -- */
-       (iw_handler) NULL,                              /* SIOCSIWRATE */
+       (iw_handler) ieee80211_ioctl_siwrate,           /* SIOCSIWRATE */
        (iw_handler) ieee80211_ioctl_giwrate,           /* SIOCGIWRATE */
        (iw_handler) ieee80211_ioctl_siwrts,            /* SIOCSIWRTS */
        (iw_handler) ieee80211_ioctl_giwrts,            /* SIOCGIWRTS */
        (iw_handler) ieee80211_ioctl_siwfrag,           /* SIOCSIWFRAG */
        (iw_handler) ieee80211_ioctl_giwfrag,           /* SIOCGIWFRAG */
-       (iw_handler) NULL,                              /* SIOCSIWTXPOW */
-       (iw_handler) NULL,                              /* SIOCGIWTXPOW */
+       (iw_handler) ieee80211_ioctl_siwtxpower,        /* SIOCSIWTXPOW */
+       (iw_handler) ieee80211_ioctl_giwtxpower,        /* SIOCGIWTXPOW */
        (iw_handler) ieee80211_ioctl_siwretry,          /* SIOCSIWRETRY */
        (iw_handler) ieee80211_ioctl_giwretry,          /* SIOCGIWRETRY */
        (iw_handler) ieee80211_ioctl_siwencode,         /* SIOCSIWENCODE */
@@ -3052,19 +1112,9 @@ static const iw_handler ieee80211_handler[] =
        (iw_handler) NULL,                              /* -- hole -- */
 };
 
-static const iw_handler ieee80211_private_handler[] =
-{                                                      /* SIOCIWFIRSTPRIV + */
-       (iw_handler) ieee80211_ioctl_prism2_param,      /* 0 */
-       (iw_handler) ieee80211_ioctl_get_prism2_param,  /* 1 */
-};
-
 const struct iw_handler_def ieee80211_iw_handler_def =
 {
        .num_standard   = ARRAY_SIZE(ieee80211_handler),
-       .num_private    = ARRAY_SIZE(ieee80211_private_handler),
-       .num_private_args = ARRAY_SIZE(ieee80211_ioctl_priv),
        .standard       = (iw_handler *) ieee80211_handler,
-       .private        = (iw_handler *) ieee80211_private_handler,
-       .private_args   = (struct iw_priv_args *) ieee80211_ioctl_priv,
        .get_wireless_stats = ieee80211_get_wireless_stats,
 };