Logo Search packages:      
Sourcecode: linux version File versions  Download package

wext.c

/**
  * This file contains ioctl functions
  */
#include <linux/ctype.h>
#include <linux/delay.h>
#include <linux/if.h>
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <linux/bitops.h>

#include <net/ieee80211.h>
#include <net/iw_handler.h>

#include "host.h"
#include "radiotap.h"
#include "decl.h"
#include "defs.h"
#include "dev.h"
#include "join.h"
#include "wext.h"
#include "assoc.h"


/**
 *  @brief Find the channel frequency power info with specific channel
 *
 *  @param adapter      A pointer to wlan_adapter structure
 *  @param band         it can be BAND_A, BAND_G or BAND_B
 *  @param channel      the channel for looking
 *  @return             A pointer to struct chan_freq_power structure or NULL if not find.
 */
struct chan_freq_power *libertas_find_cfp_by_band_and_channel(wlan_adapter * adapter,
                                     u8 band, u16 channel)
{
      struct chan_freq_power *cfp = NULL;
      struct region_channel *rc;
      int count = sizeof(adapter->region_channel) /
          sizeof(adapter->region_channel[0]);
      int i, j;

      for (j = 0; !cfp && (j < count); j++) {
            rc = &adapter->region_channel[j];

            if (adapter->enable11d)
                  rc = &adapter->universal_channel[j];
            if (!rc->valid || !rc->CFP)
                  continue;
            if (rc->band != band)
                  continue;
            for (i = 0; i < rc->nrcfp; i++) {
                  if (rc->CFP[i].channel == channel) {
                        cfp = &rc->CFP[i];
                        break;
                  }
            }
      }

      if (!cfp && channel)
            lbs_deb_wext("libertas_find_cfp_by_band_and_channel: can't find "
                   "cfp by band %d / channel %d\n", band, channel);

      return cfp;
}

/**
 *  @brief Find the channel frequency power info with specific frequency
 *
 *  @param adapter      A pointer to wlan_adapter structure
 *  @param band         it can be BAND_A, BAND_G or BAND_B
 *  @param freq           the frequency for looking
 *  @return             A pointer to struct chan_freq_power structure or NULL if not find.
 */
static struct chan_freq_power *find_cfp_by_band_and_freq(wlan_adapter * adapter,
                                         u8 band, u32 freq)
{
      struct chan_freq_power *cfp = NULL;
      struct region_channel *rc;
      int count = sizeof(adapter->region_channel) /
          sizeof(adapter->region_channel[0]);
      int i, j;

      for (j = 0; !cfp && (j < count); j++) {
            rc = &adapter->region_channel[j];

            if (adapter->enable11d)
                  rc = &adapter->universal_channel[j];
            if (!rc->valid || !rc->CFP)
                  continue;
            if (rc->band != band)
                  continue;
            for (i = 0; i < rc->nrcfp; i++) {
                  if (rc->CFP[i].freq == freq) {
                        cfp = &rc->CFP[i];
                        break;
                  }
            }
      }

      if (!cfp && freq)
            lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by "
                   "band %d / freq %d\n", band, freq);

      return cfp;
}


/**
 *  @brief Set Radio On/OFF
 *
 *  @param priv                 A pointer to wlan_private structure
 *  @option                   Radio Option
 *  @return                   0 --success, otherwise fail
 */
static int wlan_radio_ioctl(wlan_private * priv, u8 option)
{
      int ret = 0;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (adapter->radioon != option) {
            lbs_deb_wext("switching radio %s\n", option ? "on" : "off");
            adapter->radioon = option;

            ret = libertas_prepare_and_send_command(priv,
                                  CMD_802_11_RADIO_CONTROL,
                                  CMD_ACT_SET,
                                  CMD_OPTION_WAITFORRSP, 0, NULL);
      }

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

/**
 *  @brief Copy active data rates based on adapter mode and status
 *
 *  @param adapter              A pointer to wlan_adapter structure
 *  @param rate                 The buf to return the active rates
 */
static void copy_active_data_rates(wlan_adapter * adapter, u8 * rates)
{
      lbs_deb_enter(LBS_DEB_WEXT);

      if (adapter->connect_status != LIBERTAS_CONNECTED)
            memcpy(rates, libertas_bg_rates, MAX_RATES);
      else
            memcpy(rates, adapter->curbssparams.rates, MAX_RATES);

      lbs_deb_leave(LBS_DEB_WEXT);
}

static int wlan_get_name(struct net_device *dev, struct iw_request_info *info,
                   char *cwrq, char *extra)
{

      lbs_deb_enter(LBS_DEB_WEXT);

      /* We could add support for 802.11n here as needed. Jean II */
      snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g");

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_get_freq(struct net_device *dev, struct iw_request_info *info,
                   struct iw_freq *fwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct chan_freq_power *cfp;

      lbs_deb_enter(LBS_DEB_WEXT);

      cfp = libertas_find_cfp_by_band_and_channel(adapter, 0,
                                 adapter->curbssparams.channel);

      if (!cfp) {
            if (adapter->curbssparams.channel)
                  lbs_deb_wext("invalid channel %d\n",
                         adapter->curbssparams.channel);
            return -EINVAL;
      }

      fwrq->m = (long)cfp->freq * 100000;
      fwrq->e = 1;

      lbs_deb_wext("freq %u\n", fwrq->m);
      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_get_wap(struct net_device *dev, struct iw_request_info *info,
                  struct sockaddr *awrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (adapter->connect_status == LIBERTAS_CONNECTED) {
            memcpy(awrq->sa_data, adapter->curbssparams.bssid, ETH_ALEN);
      } else {
            memset(awrq->sa_data, 0, ETH_ALEN);
      }
      awrq->sa_family = ARPHRD_ETHER;

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_set_nick(struct net_device *dev, struct iw_request_info *info,
                   struct iw_point *dwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      /*
       * Check the size of the string
       */

      if (dwrq->length > 16) {
            return -E2BIG;
      }

      mutex_lock(&adapter->lock);
      memset(adapter->nodename, 0, sizeof(adapter->nodename));
      memcpy(adapter->nodename, extra, dwrq->length);
      mutex_unlock(&adapter->lock);

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_get_nick(struct net_device *dev, struct iw_request_info *info,
                   struct iw_point *dwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      dwrq->length = strlen(adapter->nodename);
      memcpy(extra, adapter->nodename, dwrq->length);
      extra[dwrq->length] = '\0';

      dwrq->flags = 1;  /* active */

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
                   struct iw_point *dwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      /* Use nickname to indicate that mesh is on */

      if (adapter->connect_status == LIBERTAS_CONNECTED) {
            strncpy(extra, "Mesh", 12);
            extra[12] = '\0';
            dwrq->length = strlen(extra);
      }

      else {
            extra[0] = '\0';
            dwrq->length = 0;
      }

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_set_rts(struct net_device *dev, struct iw_request_info *info,
                  struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      u32 rthr = vwrq->value;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (vwrq->disabled) {
            adapter->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
      } else {
            if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
                  return -EINVAL;
            adapter->rtsthsd = rthr;
      }

      ret = libertas_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
                            CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
                            OID_802_11_RTS_THRESHOLD, &rthr);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_rts(struct net_device *dev, struct iw_request_info *info,
                  struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      adapter->rtsthsd = 0;
      ret = libertas_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
                            CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
                            OID_802_11_RTS_THRESHOLD, NULL);
      if (ret)
            goto out;

      vwrq->value = adapter->rtsthsd;
      vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
                    || (vwrq->value > MRVDRV_RTS_MAX_VALUE));
      vwrq->fixed = 1;

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_set_frag(struct net_device *dev, struct iw_request_info *info,
                   struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      u32 fthr = vwrq->value;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (vwrq->disabled) {
            adapter->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
      } else {
            if (fthr < MRVDRV_FRAG_MIN_VALUE
                || fthr > MRVDRV_FRAG_MAX_VALUE)
                  return -EINVAL;
            adapter->fragthsd = fthr;
      }

      ret = libertas_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
                            CMD_ACT_SET, CMD_OPTION_WAITFORRSP,
                            OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_frag(struct net_device *dev, struct iw_request_info *info,
                   struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      adapter->fragthsd = 0;
      ret = libertas_prepare_and_send_command(priv,
                            CMD_802_11_SNMP_MIB,
                            CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
                            OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
      if (ret)
            goto out;

      vwrq->value = adapter->fragthsd;
      vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
                    || (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
      vwrq->fixed = 1;

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_mode(struct net_device *dev,
                   struct iw_request_info *info, u32 * uwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      *uwrq = adapter->mode;

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int mesh_wlan_get_mode(struct net_device *dev,
                          struct iw_request_info *info, u32 * uwrq,
                        char *extra)
{
      lbs_deb_enter(LBS_DEB_WEXT);

      *uwrq = IW_MODE_REPEAT ;

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_get_txpow(struct net_device *dev,
                    struct iw_request_info *info,
                    struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      ret = libertas_prepare_and_send_command(priv,
                            CMD_802_11_RF_TX_POWER,
                            CMD_ACT_TX_POWER_OPT_GET,
                            CMD_OPTION_WAITFORRSP, 0, NULL);

      if (ret)
            goto out;

      lbs_deb_wext("tx power level %d dbm\n", adapter->txpowerlevel);
      vwrq->value = adapter->txpowerlevel;
      vwrq->fixed = 1;
      if (adapter->radioon) {
            vwrq->disabled = 0;
            vwrq->flags = IW_TXPOW_DBM;
      } else {
            vwrq->disabled = 1;
      }

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info,
                    struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (vwrq->flags == IW_RETRY_LIMIT) {
            /* The MAC has a 4-bit Total_Tx_Count register
               Total_Tx_Count = 1 + Tx_Retry_Count */
#define TX_RETRY_MIN 0
#define TX_RETRY_MAX 14
            if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
                  return -EINVAL;

            /* Adding 1 to convert retry count to try count */
            adapter->txretrycount = vwrq->value + 1;

            ret = libertas_prepare_and_send_command(priv, CMD_802_11_SNMP_MIB,
                                  CMD_ACT_SET,
                                  CMD_OPTION_WAITFORRSP,
                                  OID_802_11_TX_RETRYCOUNT, NULL);

            if (ret)
                  goto out;
      } else {
            return -EOPNOTSUPP;
      }

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info,
                    struct iw_param *vwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      int ret = 0;

      lbs_deb_enter(LBS_DEB_WEXT);

      adapter->txretrycount = 0;
      ret = libertas_prepare_and_send_command(priv,
                            CMD_802_11_SNMP_MIB,
                            CMD_ACT_GET, CMD_OPTION_WAITFORRSP,
                            OID_802_11_TX_RETRYCOUNT, NULL);
      if (ret)
            goto out;

      vwrq->disabled = 0;
      if (!vwrq->flags) {
            vwrq->flags = IW_RETRY_LIMIT;
            /* Subtract 1 to convert try count to retry count */
            vwrq->value = adapter->txretrycount - 1;
      }

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static inline void sort_channels(struct iw_freq *freq, int num)
{
      int i, j;
      struct iw_freq temp;

      for (i = 0; i < num; i++)
            for (j = i + 1; j < num; j++)
                  if (freq[i].i > freq[j].i) {
                        temp.i = freq[i].i;
                        temp.m = freq[i].m;

                        freq[i].i = freq[j].i;
                        freq[i].m = freq[j].m;

                        freq[j].i = temp.i;
                        freq[j].m = temp.m;
                  }
}

/* data rate listing
      MULTI_BANDS:
            abg         a     b     b/g
   Infra    G(12)       A(8)  B(4)  G(12)
   Adhoc    A+B(12)           A(8)  B(4)  B(4)

      non-MULTI_BANDS:
                              b     b/g
   Infra                      B(4)  G(12)
   Adhoc                            B(4)  B(4)
 */
/**
 *  @brief Get Range Info
 *
 *  @param dev                  A pointer to net_device structure
 *  @param info               A pointer to iw_request_info structure
 *  @param vwrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return                   0 --success, otherwise fail
 */
static int wlan_get_range(struct net_device *dev, struct iw_request_info *info,
                    struct iw_point *dwrq, char *extra)
{
      int i, j;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct iw_range *range = (struct iw_range *)extra;
      struct chan_freq_power *cfp;
      u8 rates[MAX_RATES + 1];

      u8 flag = 0;

      lbs_deb_enter(LBS_DEB_WEXT);

      dwrq->length = sizeof(struct iw_range);
      memset(range, 0, sizeof(struct iw_range));

      range->min_nwid = 0;
      range->max_nwid = 0;

      memset(rates, 0, sizeof(rates));
      copy_active_data_rates(adapter, rates);
      range->num_bitrates = strnlen(rates, IW_MAX_BITRATES);
      for (i = 0; i < range->num_bitrates; i++)
            range->bitrate[i] = rates[i] * 500000;
      range->num_bitrates = i;
      lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES,
             range->num_bitrates);

      range->num_frequency = 0;
      if (priv->adapter->enable11d &&
          adapter->connect_status == LIBERTAS_CONNECTED) {
            u8 chan_no;
            u8 band;

            struct parsed_region_chan_11d *parsed_region_chan =
                &adapter->parsed_region_chan;

            if (parsed_region_chan == NULL) {
                  lbs_deb_wext("11d: parsed_region_chan is NULL\n");
                  goto out;
            }
            band = parsed_region_chan->band;
            lbs_deb_wext("band %d, nr_char %d\n", band,
                   parsed_region_chan->nr_chan);

            for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
                 && (i < parsed_region_chan->nr_chan); i++) {
                  chan_no = parsed_region_chan->chanpwr[i].chan;
                  lbs_deb_wext("chan_no %d\n", chan_no);
                  range->freq[range->num_frequency].i = (long)chan_no;
                  range->freq[range->num_frequency].m =
                      (long)libertas_chan_2_freq(chan_no, band) * 100000;
                  range->freq[range->num_frequency].e = 1;
                  range->num_frequency++;
            }
            flag = 1;
      }
      if (!flag) {
            for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
                 && (j < sizeof(adapter->region_channel)
                   / sizeof(adapter->region_channel[0])); j++) {
                  cfp = adapter->region_channel[j].CFP;
                  for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
                       && adapter->region_channel[j].valid
                       && cfp
                       && (i < adapter->region_channel[j].nrcfp); i++) {
                        range->freq[range->num_frequency].i =
                            (long)cfp->channel;
                        range->freq[range->num_frequency].m =
                            (long)cfp->freq * 100000;
                        range->freq[range->num_frequency].e = 1;
                        cfp++;
                        range->num_frequency++;
                  }
            }
      }

      lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
             IW_MAX_FREQUENCIES, range->num_frequency);

      range->num_channels = range->num_frequency;

      sort_channels(&range->freq[0], range->num_frequency);

      /*
       * Set an indication of the max TCP throughput in bit/s that we can
       * expect using this interface
       */
      if (i > 2)
            range->throughput = 5000 * 1000;
      else
            range->throughput = 1500 * 1000;

      range->min_rts = MRVDRV_RTS_MIN_VALUE;
      range->max_rts = MRVDRV_RTS_MAX_VALUE;
      range->min_frag = MRVDRV_FRAG_MIN_VALUE;
      range->max_frag = MRVDRV_FRAG_MAX_VALUE;

      range->encoding_size[0] = 5;
      range->encoding_size[1] = 13;
      range->num_encoding_sizes = 2;
      range->max_encoding_tokens = 4;

      range->min_pmp = 1000000;
      range->max_pmp = 120000000;
      range->min_pmt = 1000;
      range->max_pmt = 1000000;
      range->pmp_flags = IW_POWER_PERIOD;
      range->pmt_flags = IW_POWER_TIMEOUT;
      range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;

      /*
       * Minimum version we recommend
       */
      range->we_version_source = 15;

      /*
       * Version we are compiled with
       */
      range->we_version_compiled = WIRELESS_EXT;

      range->retry_capa = IW_RETRY_LIMIT;
      range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;

      range->min_retry = TX_RETRY_MIN;
      range->max_retry = TX_RETRY_MAX;

      /*
       * Set the qual, level and noise range values
       */
      range->max_qual.qual = 100;
      range->max_qual.level = 0;
      range->max_qual.noise = 0;
      range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;

      range->avg_qual.qual = 70;
      /* TODO: Find real 'good' to 'bad' threshold value for RSSI */
      range->avg_qual.level = 0;
      range->avg_qual.noise = 0;
      range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;

      range->sensitivity = 0;

      /*
       * Setup the supported power level ranges
       */
      memset(range->txpower, 0, sizeof(range->txpower));
      range->txpower[0] = 5;
      range->txpower[1] = 7;
      range->txpower[2] = 9;
      range->txpower[3] = 11;
      range->txpower[4] = 13;
      range->txpower[5] = 15;
      range->txpower[6] = 17;
      range->txpower[7] = 19;

      range->num_txpower = 8;
      range->txpower_capa = IW_TXPOW_DBM;
      range->txpower_capa |= IW_TXPOW_RANGE;

      range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
                        IW_EVENT_CAPA_MASK(SIOCGIWAP) |
                        IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
      range->event_capa[1] = IW_EVENT_CAPA_K_1;

      if (adapter->fwcapinfo & FW_CAPINFO_WPA) {
            range->enc_capa =   IW_ENC_CAPA_WPA
                              | IW_ENC_CAPA_WPA2
                              | IW_ENC_CAPA_CIPHER_TKIP
                              | IW_ENC_CAPA_CIPHER_CCMP;
      }

out:
      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_set_power(struct net_device *dev, struct iw_request_info *info,
                    struct iw_param *vwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      /* PS is currently supported only in Infrastructure mode
       * Remove this check if it is to be supported in IBSS mode also
       */

      if (vwrq->disabled) {
            adapter->psmode = WLAN802_11POWERMODECAM;
            if (adapter->psstate != PS_STATE_FULL_POWER) {
                  libertas_ps_wakeup(priv, CMD_OPTION_WAITFORRSP);
            }

            return 0;
      }

      if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
            lbs_deb_wext(
                   "setting power timeout is not supported\n");
            return -EINVAL;
      } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
            lbs_deb_wext("setting power period not supported\n");
            return -EINVAL;
      }

      if (adapter->psmode != WLAN802_11POWERMODECAM) {
            return 0;
      }

      adapter->psmode = WLAN802_11POWERMODEMAX_PSP;

      if (adapter->connect_status == LIBERTAS_CONNECTED) {
            libertas_ps_sleep(priv, CMD_OPTION_WAITFORRSP);
      }

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_get_power(struct net_device *dev, struct iw_request_info *info,
                    struct iw_param *vwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      int mode;

      lbs_deb_enter(LBS_DEB_WEXT);

      mode = adapter->psmode;

      if ((vwrq->disabled = (mode == WLAN802_11POWERMODECAM))
          || adapter->connect_status == LIBERTAS_DISCONNECTED)
      {
            goto out;
      }

      vwrq->value = 0;

out:
      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev)
{
      enum {
            POOR = 30,
            FAIR = 60,
            GOOD = 80,
            VERY_GOOD = 90,
            EXCELLENT = 95,
            PERFECT = 100
      };
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      u32 rssi_qual;
      u32 tx_qual;
      u32 quality = 0;
      int stats_valid = 0;
      u8 rssi;
      u32 tx_retries;

      lbs_deb_enter(LBS_DEB_WEXT);

      priv->wstats.status = adapter->mode;

      /* If we're not associated, all quality values are meaningless */
      if (adapter->connect_status != LIBERTAS_CONNECTED)
            goto out;

      /* Quality by RSSI */
      priv->wstats.qual.level =
          CAL_RSSI(adapter->SNR[TYPE_BEACON][TYPE_NOAVG],
           adapter->NF[TYPE_BEACON][TYPE_NOAVG]);

      if (adapter->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
            priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
      } else {
            priv->wstats.qual.noise =
                CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]);
      }

      lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level);
      lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise);

      rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
      if (rssi < 15)
            rssi_qual = rssi * POOR / 10;
      else if (rssi < 20)
            rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
      else if (rssi < 30)
            rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
      else if (rssi < 40)
            rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
                10 + GOOD;
      else
            rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
                10 + VERY_GOOD;
      quality = rssi_qual;

      /* Quality by TX errors */
      priv->wstats.discard.retries = priv->stats.tx_errors;

      tx_retries = le32_to_cpu(adapter->logmsg.retry);

      if (tx_retries > 75)
            tx_qual = (90 - tx_retries) * POOR / 15;
      else if (tx_retries > 70)
            tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
      else if (tx_retries > 65)
            tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
      else if (tx_retries > 50)
            tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
                15 + GOOD;
      else
            tx_qual = (50 - tx_retries) *
                (PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
      quality = min(quality, tx_qual);

      priv->wstats.discard.code = le32_to_cpu(adapter->logmsg.wepundecryptable);
      priv->wstats.discard.fragment = le32_to_cpu(adapter->logmsg.rxfrag);
      priv->wstats.discard.retries = tx_retries;
      priv->wstats.discard.misc = le32_to_cpu(adapter->logmsg.ackfailure);

      /* Calculate quality */
      priv->wstats.qual.qual = min_t(u8, quality, 100);
      priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
      stats_valid = 1;

      /* update stats asynchronously for future calls */
      libertas_prepare_and_send_command(priv, CMD_802_11_RSSI, 0,
                              0, 0, NULL);
      libertas_prepare_and_send_command(priv, CMD_802_11_GET_LOG, 0,
                              0, 0, NULL);
out:
      if (!stats_valid) {
            priv->wstats.miss.beacon = 0;
            priv->wstats.discard.retries = 0;
            priv->wstats.qual.qual = 0;
            priv->wstats.qual.level = 0;
            priv->wstats.qual.noise = 0;
            priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
            priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
                IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
      }

      lbs_deb_leave(LBS_DEB_WEXT);
      return &priv->wstats;


}

static int wlan_set_freq(struct net_device *dev, struct iw_request_info *info,
              struct iw_freq *fwrq, char *extra)
{
      int ret = -EINVAL;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct chan_freq_power *cfp;
      struct assoc_request * assoc_req;

      lbs_deb_enter(LBS_DEB_WEXT);

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            goto out;
      }

      /* If setting by frequency, convert to a channel */
      if (fwrq->e == 1) {
            long f = fwrq->m / 100000;

            cfp = find_cfp_by_band_and_freq(adapter, 0, f);
            if (!cfp) {
                  lbs_deb_wext("invalid freq %ld\n", f);
                  goto out;
            }

            fwrq->e = 0;
            fwrq->m = (int) cfp->channel;
      }

      /* Setting by channel number */
      if (fwrq->m > 1000 || fwrq->e > 0) {
            goto out;
      }

      cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, fwrq->m);
      if (!cfp) {
            goto out;
      }

      assoc_req->channel = fwrq->m;
      ret = 0;

out:
      if (ret == 0) {
            set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
            wlan_postpone_association_work(priv);
      } else {
            wlan_cancel_association_work(priv);
      }
      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info,
              struct iw_param *vwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      u32 new_rate;
      u16 action;
      int ret = -EINVAL;
      u8 rates[MAX_RATES + 1];

      lbs_deb_enter(LBS_DEB_WEXT);
      lbs_deb_wext("vwrq->value %d\n", vwrq->value);

      /* Auto rate? */
      if (vwrq->value == -1) {
            action = CMD_ACT_SET_TX_AUTO;
            adapter->auto_rate = 1;
            adapter->cur_rate = 0;
      } else {
            if (vwrq->value % 100000)
                  goto out;

            memset(rates, 0, sizeof(rates));
            copy_active_data_rates(adapter, rates);
            new_rate = vwrq->value / 500000;
            if (!memchr(rates, new_rate, sizeof(rates))) {
                  lbs_pr_alert("fixed data rate 0x%X out of range\n",
                        new_rate);
                  goto out;
            }

            adapter->cur_rate = new_rate;
            action = CMD_ACT_SET_TX_FIX_RATE;
            adapter->auto_rate = 0;
      }

      ret = libertas_prepare_and_send_command(priv, CMD_802_11_DATA_RATE,
                            action, CMD_OPTION_WAITFORRSP, 0, NULL);

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_rate(struct net_device *dev, struct iw_request_info *info,
              struct iw_param *vwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (adapter->connect_status == LIBERTAS_CONNECTED) {
            vwrq->value = adapter->cur_rate * 500000;

            if (adapter->auto_rate)
                  vwrq->fixed = 0;
            else
                  vwrq->fixed = 1;

      } else {
            vwrq->fixed = 0;
            vwrq->value = 0;
      }

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_set_mode(struct net_device *dev,
              struct iw_request_info *info, u32 * uwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct assoc_request * assoc_req;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (   (*uwrq != IW_MODE_ADHOC)
          && (*uwrq != IW_MODE_INFRA)
          && (*uwrq != IW_MODE_AUTO)) {
            lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
            ret = -EINVAL;
            goto out;
      }

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            wlan_cancel_association_work(priv);
      } else {
            assoc_req->mode = *uwrq;
            set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
            wlan_postpone_association_work(priv);
            lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
      }
      mutex_unlock(&adapter->lock);

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}


/**
 *  @brief Get Encryption key
 *
 *  @param dev                  A pointer to net_device structure
 *  @param info               A pointer to iw_request_info structure
 *  @param vwrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return                   0 --success, otherwise fail
 */
static int wlan_get_encode(struct net_device *dev,
                     struct iw_request_info *info,
                     struct iw_point *dwrq, u8 * extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;

      lbs_deb_enter(LBS_DEB_WEXT);

      lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
             dwrq->flags, index, dwrq->length, adapter->wep_tx_keyidx);

      dwrq->flags = 0;

      /* Authentication method */
      switch (adapter->secinfo.auth_mode) {
      case IW_AUTH_ALG_OPEN_SYSTEM:
            dwrq->flags = IW_ENCODE_OPEN;
            break;

      case IW_AUTH_ALG_SHARED_KEY:
      case IW_AUTH_ALG_LEAP:
            dwrq->flags = IW_ENCODE_RESTRICTED;
            break;
      default:
            dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
            break;
      }

      if (   adapter->secinfo.wep_enabled
          || adapter->secinfo.WPAenabled
          || adapter->secinfo.WPA2enabled) {
            dwrq->flags &= ~IW_ENCODE_DISABLED;
      } else {
            dwrq->flags |= IW_ENCODE_DISABLED;
      }

      memset(extra, 0, 16);

      mutex_lock(&adapter->lock);

      /* Default to returning current transmit key */
      if (index < 0)
            index = adapter->wep_tx_keyidx;

      if ((adapter->wep_keys[index].len) && adapter->secinfo.wep_enabled) {
            memcpy(extra, adapter->wep_keys[index].key,
                   adapter->wep_keys[index].len);
            dwrq->length = adapter->wep_keys[index].len;

            dwrq->flags |= (index + 1);
            /* Return WEP enabled */
            dwrq->flags &= ~IW_ENCODE_DISABLED;
      } else if ((adapter->secinfo.WPAenabled)
               || (adapter->secinfo.WPA2enabled)) {
            /* return WPA enabled */
            dwrq->flags &= ~IW_ENCODE_DISABLED;
      } else {
            dwrq->flags |= IW_ENCODE_DISABLED;
      }

      mutex_unlock(&adapter->lock);

      dwrq->flags |= IW_ENCODE_NOKEY;

      lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n",
             extra[0], extra[1], extra[2],
             extra[3], extra[4], extra[5], dwrq->length);

      lbs_deb_wext("return flags 0x%x\n", dwrq->flags);

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

/**
 *  @brief Set Encryption key (internal)
 *
 *  @param priv               A pointer to private card structure
 *  @param key_material       A pointer to key material
 *  @param key_length         length of key material
 *  @param index        key index to set
 *  @param set_tx_key         Force set TX key (1 = yes, 0 = no)
 *  @return                   0 --success, otherwise fail
 */
static int wlan_set_wep_key(struct assoc_request *assoc_req,
                      const char *key_material,
                      u16 key_length,
                      u16 index,
                      int set_tx_key)
{
      int ret = 0;
      struct enc_key *pkey;

      lbs_deb_enter(LBS_DEB_WEXT);

      /* Paranoid validation of key index */
      if (index > 3) {
            ret = -EINVAL;
            goto out;
      }

      /* validate max key length */
      if (key_length > KEY_LEN_WEP_104) {
            ret = -EINVAL;
            goto out;
      }

      pkey = &assoc_req->wep_keys[index];

      if (key_length > 0) {
            memset(pkey, 0, sizeof(struct enc_key));
            pkey->type = KEY_TYPE_ID_WEP;

            /* Standardize the key length */
            pkey->len = (key_length > KEY_LEN_WEP_40) ?
                            KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
            memcpy(pkey->key, key_material, key_length);
      }

      if (set_tx_key) {
            /* Ensure the chosen key is valid */
            if (!pkey->len) {
                  lbs_deb_wext("key not set, so cannot enable it\n");
                  ret = -EINVAL;
                  goto out;
            }
            assoc_req->wep_tx_keyidx = index;
      }

      assoc_req->secinfo.wep_enabled = 1;

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int validate_key_index(u16 def_index, u16 raw_index,
                        u16 *out_index, u16 *is_default)
{
      if (!out_index || !is_default)
            return -EINVAL;

      /* Verify index if present, otherwise use default TX key index */
      if (raw_index > 0) {
            if (raw_index > 4)
                  return -EINVAL;
            *out_index = raw_index - 1;
      } else {
            *out_index = def_index;
            *is_default = 1;
      }
      return 0;
}

static void disable_wep(struct assoc_request *assoc_req)
{
      int i;

      lbs_deb_enter(LBS_DEB_WEXT);

      /* Set Open System auth mode */
      assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;

      /* Clear WEP keys and mark WEP as disabled */
      assoc_req->secinfo.wep_enabled = 0;
      for (i = 0; i < 4; i++)
            assoc_req->wep_keys[i].len = 0;

      set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
      set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);

      lbs_deb_leave(LBS_DEB_WEXT);
}

static void disable_wpa(struct assoc_request *assoc_req)
{
      lbs_deb_enter(LBS_DEB_WEXT);

      memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key));
      assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
      set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);

      memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key));
      assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
      set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);

      assoc_req->secinfo.WPAenabled = 0;
      assoc_req->secinfo.WPA2enabled = 0;
      set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);

      lbs_deb_leave(LBS_DEB_WEXT);
}

/**
 *  @brief Set Encryption key
 *
 *  @param dev                  A pointer to net_device structure
 *  @param info               A pointer to iw_request_info structure
 *  @param vwrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return                   0 --success, otherwise fail
 */
static int wlan_set_encode(struct net_device *dev,
                struct iw_request_info *info,
                struct iw_point *dwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct assoc_request * assoc_req;
      u16 is_default = 0, index = 0, set_tx_key = 0;

      lbs_deb_enter(LBS_DEB_WEXT);

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            goto out;
      }

      if (dwrq->flags & IW_ENCODE_DISABLED) {
            disable_wep (assoc_req);
            disable_wpa (assoc_req);
            goto out;
      }

      ret = validate_key_index(assoc_req->wep_tx_keyidx,
                               (dwrq->flags & IW_ENCODE_INDEX),
                               &index, &is_default);
      if (ret) {
            ret = -EINVAL;
            goto out;
      }

      /* If WEP isn't enabled, or if there is no key data but a valid
       * index, set the TX key.
       */
      if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
            set_tx_key = 1;

      ret = wlan_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
      if (ret)
            goto out;

      if (dwrq->length)
            set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
      if (set_tx_key)
            set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);

      if (dwrq->flags & IW_ENCODE_RESTRICTED) {
            assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
      } else if (dwrq->flags & IW_ENCODE_OPEN) {
            assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
      }

out:
      if (ret == 0) {
            set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
            wlan_postpone_association_work(priv);
      } else {
            wlan_cancel_association_work(priv);
      }
      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

/**
 *  @brief Get Extended Encryption key (WPA/802.1x and WEP)
 *
 *  @param dev                  A pointer to net_device structure
 *  @param info               A pointer to iw_request_info structure
 *  @param vwrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return                   0 on success, otherwise failure
 */
static int wlan_get_encodeext(struct net_device *dev,
                        struct iw_request_info *info,
                        struct iw_point *dwrq,
                        char *extra)
{
      int ret = -EINVAL;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
      int index, max_key_len;

      lbs_deb_enter(LBS_DEB_WEXT);

      max_key_len = dwrq->length - sizeof(*ext);
      if (max_key_len < 0)
            goto out;

      index = dwrq->flags & IW_ENCODE_INDEX;
      if (index) {
            if (index < 1 || index > 4)
                  goto out;
            index--;
      } else {
            index = adapter->wep_tx_keyidx;
      }

      if (!ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY &&
          ext->alg != IW_ENCODE_ALG_WEP) {
            if (index != 0 || adapter->mode != IW_MODE_INFRA)
                  goto out;
      }

      dwrq->flags = index + 1;
      memset(ext, 0, sizeof(*ext));

      if (   !adapter->secinfo.wep_enabled
          && !adapter->secinfo.WPAenabled
          && !adapter->secinfo.WPA2enabled) {
            ext->alg = IW_ENCODE_ALG_NONE;
            ext->key_len = 0;
            dwrq->flags |= IW_ENCODE_DISABLED;
      } else {
            u8 *key = NULL;

            if (   adapter->secinfo.wep_enabled
                && !adapter->secinfo.WPAenabled
                && !adapter->secinfo.WPA2enabled) {
                  /* WEP */
                  ext->alg = IW_ENCODE_ALG_WEP;
                  ext->key_len = adapter->wep_keys[index].len;
                  key = &adapter->wep_keys[index].key[0];
            } else if (   !adapter->secinfo.wep_enabled
                       && (adapter->secinfo.WPAenabled ||
                           adapter->secinfo.WPA2enabled)) {
                  /* WPA */
                  struct enc_key * pkey = NULL;

                  if (   adapter->wpa_mcast_key.len
                      && (adapter->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
                        pkey = &adapter->wpa_mcast_key;
                  else if (   adapter->wpa_unicast_key.len
                           && (adapter->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
                        pkey = &adapter->wpa_unicast_key;

                  if (pkey) {
                        if (pkey->type == KEY_TYPE_ID_AES) {
                              ext->alg = IW_ENCODE_ALG_CCMP;
                        } else {
                              ext->alg = IW_ENCODE_ALG_TKIP;
                        }
                        ext->key_len = pkey->len;
                        key = &pkey->key[0];
                  } else {
                        ext->alg = IW_ENCODE_ALG_TKIP;
                        ext->key_len = 0;
                  }
            } else {
                  goto out;
            }

            if (ext->key_len > max_key_len) {
                  ret = -E2BIG;
                  goto out;
            }

            if (ext->key_len)
                  memcpy(ext->key, key, ext->key_len);
            else
                  dwrq->flags |= IW_ENCODE_NOKEY;
            dwrq->flags |= IW_ENCODE_ENABLED;
      }
      ret = 0;

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

/**
 *  @brief Set Encryption key Extended (WPA/802.1x and WEP)
 *
 *  @param dev                  A pointer to net_device structure
 *  @param info               A pointer to iw_request_info structure
 *  @param vwrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return                   0 --success, otherwise fail
 */
static int wlan_set_encodeext(struct net_device *dev,
                        struct iw_request_info *info,
                        struct iw_point *dwrq,
                        char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
      int alg = ext->alg;
      struct assoc_request * assoc_req;

      lbs_deb_enter(LBS_DEB_WEXT);

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            goto out;
      }

      if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
            disable_wep (assoc_req);
            disable_wpa (assoc_req);
      } else if (alg == IW_ENCODE_ALG_WEP) {
            u16 is_default = 0, index, set_tx_key = 0;

            ret = validate_key_index(assoc_req->wep_tx_keyidx,
                                     (dwrq->flags & IW_ENCODE_INDEX),
                                     &index, &is_default);
            if (ret)
                  goto out;

            /* If WEP isn't enabled, or if there is no key data but a valid
             * index, or if the set-TX-key flag was passed, set the TX key.
             */
            if (   !assoc_req->secinfo.wep_enabled
                || (dwrq->length == 0 && !is_default)
                || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
                  set_tx_key = 1;

            /* Copy key to driver */
            ret = wlan_set_wep_key (assoc_req, ext->key, ext->key_len, index,
                              set_tx_key);
            if (ret)
                  goto out;

            if (dwrq->flags & IW_ENCODE_RESTRICTED) {
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
            } else if (dwrq->flags & IW_ENCODE_OPEN) {
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
            }

            /* Mark the various WEP bits as modified */
            set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
            if (dwrq->length)
                  set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
            if (set_tx_key)
                  set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
      } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
            struct enc_key * pkey;

            /* validate key length */
            if (((alg == IW_ENCODE_ALG_TKIP)
                  && (ext->key_len != KEY_LEN_WPA_TKIP))
                || ((alg == IW_ENCODE_ALG_CCMP)
                    && (ext->key_len != KEY_LEN_WPA_AES))) {
                        lbs_deb_wext("invalid size %d for key of alg "
                               "type %d\n",
                               ext->key_len,
                               alg);
                        ret = -EINVAL;
                        goto out;
            }

            if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
                  pkey = &assoc_req->wpa_mcast_key;
                  set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
            } else {
                  pkey = &assoc_req->wpa_unicast_key;
                  set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
            }

            memset(pkey, 0, sizeof (struct enc_key));
            memcpy(pkey->key, ext->key, ext->key_len);
            pkey->len = ext->key_len;
            if (pkey->len)
                  pkey->flags |= KEY_INFO_WPA_ENABLED;

            /* Do this after zeroing key structure */
            if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
                  pkey->flags |= KEY_INFO_WPA_MCAST;
            } else {
                  pkey->flags |= KEY_INFO_WPA_UNICAST;
            }

            if (alg == IW_ENCODE_ALG_TKIP) {
                  pkey->type = KEY_TYPE_ID_TKIP;
            } else if (alg == IW_ENCODE_ALG_CCMP) {
                  pkey->type = KEY_TYPE_ID_AES;
            }

            /* If WPA isn't enabled yet, do that now */
            if (   assoc_req->secinfo.WPAenabled == 0
                && assoc_req->secinfo.WPA2enabled == 0) {
                  assoc_req->secinfo.WPAenabled = 1;
                  assoc_req->secinfo.WPA2enabled = 1;
                  set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
            }

            disable_wep (assoc_req);
      }

out:
      if (ret == 0) {
            wlan_postpone_association_work(priv);
      } else {
            wlan_cancel_association_work(priv);
      }
      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}


static int wlan_set_genie(struct net_device *dev,
                    struct iw_request_info *info,
                    struct iw_point *dwrq,
                    char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      int ret = 0;
      struct assoc_request * assoc_req;

      lbs_deb_enter(LBS_DEB_WEXT);

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            goto out;
      }

      if (dwrq->length > MAX_WPA_IE_LEN ||
          (dwrq->length && extra == NULL)) {
            ret = -EINVAL;
            goto out;
      }

      if (dwrq->length) {
            memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
            assoc_req->wpa_ie_len = dwrq->length;
      } else {
            memset(&assoc_req->wpa_ie[0], 0, sizeof(adapter->wpa_ie));
            assoc_req->wpa_ie_len = 0;
      }

out:
      if (ret == 0) {
            set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
            wlan_postpone_association_work(priv);
      } else {
            wlan_cancel_association_work(priv);
      }
      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_genie(struct net_device *dev,
                    struct iw_request_info *info,
                    struct iw_point *dwrq,
                    char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (adapter->wpa_ie_len == 0) {
            dwrq->length = 0;
            goto out;
      }

      if (dwrq->length < adapter->wpa_ie_len) {
            ret = -E2BIG;
            goto out;
      }

      dwrq->length = adapter->wpa_ie_len;
      memcpy(extra, &adapter->wpa_ie[0], adapter->wpa_ie_len);

out:
      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}


static int wlan_set_auth(struct net_device *dev,
                   struct iw_request_info *info,
                   struct iw_param *dwrq,
                   char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct assoc_request * assoc_req;
      int ret = 0;
      int updated = 0;

      lbs_deb_enter(LBS_DEB_WEXT);

      mutex_lock(&adapter->lock);
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            ret = -ENOMEM;
            goto out;
      }

      switch (dwrq->flags & IW_AUTH_INDEX) {
      case IW_AUTH_TKIP_COUNTERMEASURES:
      case IW_AUTH_CIPHER_PAIRWISE:
      case IW_AUTH_CIPHER_GROUP:
      case IW_AUTH_KEY_MGMT:
      case IW_AUTH_DROP_UNENCRYPTED:
            /*
             * libertas does not use these parameters
             */
            break;

      case IW_AUTH_WPA_VERSION:
            if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
                  assoc_req->secinfo.WPAenabled = 0;
                  assoc_req->secinfo.WPA2enabled = 0;
                  disable_wpa (assoc_req);
            }
            if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
                  assoc_req->secinfo.WPAenabled = 1;
                  assoc_req->secinfo.wep_enabled = 0;
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
            }
            if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
                  assoc_req->secinfo.WPA2enabled = 1;
                  assoc_req->secinfo.wep_enabled = 0;
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
            }
            updated = 1;
            break;

      case IW_AUTH_80211_AUTH_ALG:
            if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
            } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
            } else if (dwrq->value & IW_AUTH_ALG_LEAP) {
                  assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
            } else {
                  ret = -EINVAL;
            }
            updated = 1;
            break;

      case IW_AUTH_WPA_ENABLED:
            if (dwrq->value) {
                  if (!assoc_req->secinfo.WPAenabled &&
                      !assoc_req->secinfo.WPA2enabled) {
                        assoc_req->secinfo.WPAenabled = 1;
                        assoc_req->secinfo.WPA2enabled = 1;
                        assoc_req->secinfo.wep_enabled = 0;
                        assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
                  }
            } else {
                  assoc_req->secinfo.WPAenabled = 0;
                  assoc_req->secinfo.WPA2enabled = 0;
                  disable_wpa (assoc_req);
            }
            updated = 1;
            break;

      default:
            ret = -EOPNOTSUPP;
            break;
      }

out:
      if (ret == 0) {
            if (updated)
                  set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
            wlan_postpone_association_work(priv);
      } else if (ret != -EOPNOTSUPP) {
            wlan_cancel_association_work(priv);
      }
      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_auth(struct net_device *dev,
                   struct iw_request_info *info,
                   struct iw_param *dwrq,
                   char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      switch (dwrq->flags & IW_AUTH_INDEX) {
      case IW_AUTH_WPA_VERSION:
            dwrq->value = 0;
            if (adapter->secinfo.WPAenabled)
                  dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
            if (adapter->secinfo.WPA2enabled)
                  dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
            if (!dwrq->value)
                  dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
            break;

      case IW_AUTH_80211_AUTH_ALG:
            dwrq->value = adapter->secinfo.auth_mode;
            break;

      case IW_AUTH_WPA_ENABLED:
            if (adapter->secinfo.WPAenabled && adapter->secinfo.WPA2enabled)
                  dwrq->value = 1;
            break;

      default:
            ret = -EOPNOTSUPP;
      }

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}


static int wlan_set_txpow(struct net_device *dev, struct iw_request_info *info,
               struct iw_param *vwrq, char *extra)
{
      int ret = 0;
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      u16 dbm;

      lbs_deb_enter(LBS_DEB_WEXT);

      if (vwrq->disabled) {
            wlan_radio_ioctl(priv, RADIO_OFF);
            return 0;
      }

      adapter->preamble = CMD_TYPE_AUTO_PREAMBLE;

      wlan_radio_ioctl(priv, RADIO_ON);

      /* Userspace check in iwrange if it should use dBm or mW,
       * therefore this should never happen... Jean II */
      if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
            return -EOPNOTSUPP;
      } else
            dbm = (u16) vwrq->value;

      /* auto tx power control */

      if (vwrq->fixed == 0)
            dbm = 0xffff;

      lbs_deb_wext("txpower set %d dbm\n", dbm);

      ret = libertas_prepare_and_send_command(priv,
                            CMD_802_11_RF_TX_POWER,
                            CMD_ACT_TX_POWER_OPT_SET_LOW,
                            CMD_OPTION_WAITFORRSP, 0, (void *)&dbm);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info,
               struct iw_point *dwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;

      lbs_deb_enter(LBS_DEB_WEXT);

      /*
       * Note : if dwrq->flags != 0, we should get the relevant SSID from
       * the SSID list...
       */

      /*
       * Get the current SSID
       */
      if (adapter->connect_status == LIBERTAS_CONNECTED) {
            memcpy(extra, adapter->curbssparams.ssid,
                   adapter->curbssparams.ssid_len);
            extra[adapter->curbssparams.ssid_len] = '\0';
      } else {
            memset(extra, 0, 32);
            extra[adapter->curbssparams.ssid_len] = '\0';
      }
      /*
       * If none, we may want to get the one that was set
       */

      dwrq->length = adapter->curbssparams.ssid_len;

      dwrq->flags = 1;  /* active */

      lbs_deb_leave(LBS_DEB_WEXT);
      return 0;
}

static int wlan_set_essid(struct net_device *dev, struct iw_request_info *info,
               struct iw_point *dwrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      int ret = 0;
      u8 ssid[IW_ESSID_MAX_SIZE];
      u8 ssid_len = 0;
      struct assoc_request * assoc_req;
      int in_ssid_len = dwrq->length;

      lbs_deb_enter(LBS_DEB_WEXT);

      /* Check the size of the string */
      if (in_ssid_len > IW_ESSID_MAX_SIZE) {
            ret = -E2BIG;
            goto out;
      }

      memset(&ssid, 0, sizeof(ssid));

      if (!dwrq->flags || !in_ssid_len) {
            /* "any" SSID requested; leave SSID blank */
      } else {
            /* Specific SSID requested */
            memcpy(&ssid, extra, in_ssid_len);
            ssid_len = in_ssid_len;
      }

      if (!ssid_len) {
            lbs_deb_wext("requested any SSID\n");
      } else {
            lbs_deb_wext("requested SSID '%s'\n",
                         escape_essid(ssid, ssid_len));
      }

out:
      mutex_lock(&adapter->lock);
      if (ret == 0) {
            /* Get or create the current association request */
            assoc_req = wlan_get_association_request(adapter);
            if (!assoc_req) {
                  ret = -ENOMEM;
            } else {
                  /* Copy the SSID to the association request */
                  memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
                  assoc_req->ssid_len = ssid_len;
                  set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
                  wlan_postpone_association_work(priv);
            }
      }

      /* Cancel the association request if there was an error */
      if (ret != 0) {
            wlan_cancel_association_work(priv);
      }

      mutex_unlock(&adapter->lock);

      lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
      return ret;
}

/**
 *  @brief Connect to the AP or Ad-hoc Network with specific bssid
 *
 *  @param dev          A pointer to net_device structure
 *  @param info         A pointer to iw_request_info structure
 *  @param awrq         A pointer to iw_param structure
 *  @param extra        A pointer to extra data buf
 *  @return             0 --success, otherwise fail
 */
static int wlan_set_wap(struct net_device *dev, struct iw_request_info *info,
             struct sockaddr *awrq, char *extra)
{
      wlan_private *priv = dev->priv;
      wlan_adapter *adapter = priv->adapter;
      struct assoc_request * assoc_req;
      int ret = 0;
      DECLARE_MAC_BUF(mac);

      lbs_deb_enter(LBS_DEB_WEXT);

      if (awrq->sa_family != ARPHRD_ETHER)
            return -EINVAL;

      lbs_deb_wext("ASSOC: WAP: sa_data %s\n", print_mac(mac, awrq->sa_data));

      mutex_lock(&adapter->lock);

      /* Get or create the current association request */
      assoc_req = wlan_get_association_request(adapter);
      if (!assoc_req) {
            wlan_cancel_association_work(priv);
            ret = -ENOMEM;
      } else {
            /* Copy the BSSID to the association request */
            memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
            set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
            wlan_postpone_association_work(priv);
      }

      mutex_unlock(&adapter->lock);

      return ret;
}

void libertas_get_fwversion(wlan_adapter * adapter, char *fwversion, int maxlen)
{
      char fwver[32];

      mutex_lock(&adapter->lock);

      if (adapter->fwreleasenumber[3] == 0)
            sprintf(fwver, "%u.%u.%u",
                  adapter->fwreleasenumber[2],
                  adapter->fwreleasenumber[1],
                  adapter->fwreleasenumber[0]);
      else
            sprintf(fwver, "%u.%u.%u.p%u",
                  adapter->fwreleasenumber[2],
                  adapter->fwreleasenumber[1],
                  adapter->fwreleasenumber[0],
                  adapter->fwreleasenumber[3]);

      mutex_unlock(&adapter->lock);
      snprintf(fwversion, maxlen, fwver);
}


/*
 * iwconfig settable callbacks
 */
static const iw_handler wlan_handler[] = {
      (iw_handler) NULL,      /* SIOCSIWCOMMIT */
      (iw_handler) wlan_get_name,   /* SIOCGIWNAME */
      (iw_handler) NULL,      /* SIOCSIWNWID */
      (iw_handler) NULL,      /* SIOCGIWNWID */
      (iw_handler) wlan_set_freq,   /* SIOCSIWFREQ */
      (iw_handler) wlan_get_freq,   /* SIOCGIWFREQ */
      (iw_handler) wlan_set_mode,   /* SIOCSIWMODE */
      (iw_handler) wlan_get_mode,   /* SIOCGIWMODE */
      (iw_handler) NULL,      /* SIOCSIWSENS */
      (iw_handler) NULL,      /* SIOCGIWSENS */
      (iw_handler) NULL,      /* SIOCSIWRANGE */
      (iw_handler) wlan_get_range,  /* SIOCGIWRANGE */
      (iw_handler) NULL,      /* SIOCSIWPRIV */
      (iw_handler) NULL,      /* SIOCGIWPRIV */
      (iw_handler) NULL,      /* SIOCSIWSTATS */
      (iw_handler) NULL,      /* SIOCGIWSTATS */
      iw_handler_set_spy,     /* SIOCSIWSPY */
      iw_handler_get_spy,     /* SIOCGIWSPY */
      iw_handler_set_thrspy,  /* SIOCSIWTHRSPY */
      iw_handler_get_thrspy,  /* SIOCGIWTHRSPY */
      (iw_handler) wlan_set_wap,    /* SIOCSIWAP */
      (iw_handler) wlan_get_wap,    /* SIOCGIWAP */
      (iw_handler) NULL,      /* SIOCSIWMLME */
      (iw_handler) NULL,      /* SIOCGIWAPLIST - deprecated */
      (iw_handler) libertas_set_scan,     /* SIOCSIWSCAN */
      (iw_handler) libertas_get_scan,     /* SIOCGIWSCAN */
      (iw_handler) wlan_set_essid,  /* SIOCSIWESSID */
      (iw_handler) wlan_get_essid,  /* SIOCGIWESSID */
      (iw_handler) wlan_set_nick,   /* SIOCSIWNICKN */
      (iw_handler) wlan_get_nick,   /* SIOCGIWNICKN */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) wlan_set_rate,   /* SIOCSIWRATE */
      (iw_handler) wlan_get_rate,   /* SIOCGIWRATE */
      (iw_handler) wlan_set_rts,    /* SIOCSIWRTS */
      (iw_handler) wlan_get_rts,    /* SIOCGIWRTS */
      (iw_handler) wlan_set_frag,   /* SIOCSIWFRAG */
      (iw_handler) wlan_get_frag,   /* SIOCGIWFRAG */
      (iw_handler) wlan_set_txpow,  /* SIOCSIWTXPOW */
      (iw_handler) wlan_get_txpow,  /* SIOCGIWTXPOW */
      (iw_handler) wlan_set_retry,  /* SIOCSIWRETRY */
      (iw_handler) wlan_get_retry,  /* SIOCGIWRETRY */
      (iw_handler) wlan_set_encode, /* SIOCSIWENCODE */
      (iw_handler) wlan_get_encode, /* SIOCGIWENCODE */
      (iw_handler) wlan_set_power,  /* SIOCSIWPOWER */
      (iw_handler) wlan_get_power,  /* SIOCGIWPOWER */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) wlan_set_genie,  /* SIOCSIWGENIE */
      (iw_handler) wlan_get_genie,  /* SIOCGIWGENIE */
      (iw_handler) wlan_set_auth,   /* SIOCSIWAUTH */
      (iw_handler) wlan_get_auth,   /* SIOCGIWAUTH */
      (iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */
      (iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */
      (iw_handler) NULL,            /* SIOCSIWPMKSA */
};

static const iw_handler mesh_wlan_handler[] = {
      (iw_handler) NULL,      /* SIOCSIWCOMMIT */
      (iw_handler) wlan_get_name,   /* SIOCGIWNAME */
      (iw_handler) NULL,      /* SIOCSIWNWID */
      (iw_handler) NULL,      /* SIOCGIWNWID */
      (iw_handler) wlan_set_freq,   /* SIOCSIWFREQ */
      (iw_handler) wlan_get_freq,   /* SIOCGIWFREQ */
      (iw_handler) NULL,            /* SIOCSIWMODE */
      (iw_handler) mesh_wlan_get_mode,    /* SIOCGIWMODE */
      (iw_handler) NULL,      /* SIOCSIWSENS */
      (iw_handler) NULL,      /* SIOCGIWSENS */
      (iw_handler) NULL,      /* SIOCSIWRANGE */
      (iw_handler) wlan_get_range,  /* SIOCGIWRANGE */
      (iw_handler) NULL,      /* SIOCSIWPRIV */
      (iw_handler) NULL,      /* SIOCGIWPRIV */
      (iw_handler) NULL,      /* SIOCSIWSTATS */
      (iw_handler) NULL,      /* SIOCGIWSTATS */
      iw_handler_set_spy,     /* SIOCSIWSPY */
      iw_handler_get_spy,     /* SIOCGIWSPY */
      iw_handler_set_thrspy,  /* SIOCSIWTHRSPY */
      iw_handler_get_thrspy,  /* SIOCGIWTHRSPY */
      (iw_handler) NULL,      /* SIOCSIWAP */
      (iw_handler) NULL,      /* SIOCGIWAP */
      (iw_handler) NULL,      /* SIOCSIWMLME */
      (iw_handler) NULL,      /* SIOCGIWAPLIST - deprecated */
      (iw_handler) libertas_set_scan,     /* SIOCSIWSCAN */
      (iw_handler) libertas_get_scan,     /* SIOCGIWSCAN */
      (iw_handler) NULL,            /* SIOCSIWESSID */
      (iw_handler) NULL,            /* SIOCGIWESSID */
      (iw_handler) NULL,            /* SIOCSIWNICKN */
      (iw_handler) mesh_get_nick,   /* SIOCGIWNICKN */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) wlan_set_rate,   /* SIOCSIWRATE */
      (iw_handler) wlan_get_rate,   /* SIOCGIWRATE */
      (iw_handler) wlan_set_rts,    /* SIOCSIWRTS */
      (iw_handler) wlan_get_rts,    /* SIOCGIWRTS */
      (iw_handler) wlan_set_frag,   /* SIOCSIWFRAG */
      (iw_handler) wlan_get_frag,   /* SIOCGIWFRAG */
      (iw_handler) wlan_set_txpow,  /* SIOCSIWTXPOW */
      (iw_handler) wlan_get_txpow,  /* SIOCGIWTXPOW */
      (iw_handler) wlan_set_retry,  /* SIOCSIWRETRY */
      (iw_handler) wlan_get_retry,  /* SIOCGIWRETRY */
      (iw_handler) wlan_set_encode, /* SIOCSIWENCODE */
      (iw_handler) wlan_get_encode, /* SIOCGIWENCODE */
      (iw_handler) wlan_set_power,  /* SIOCSIWPOWER */
      (iw_handler) wlan_get_power,  /* SIOCGIWPOWER */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) NULL,      /* -- hole -- */
      (iw_handler) wlan_set_genie,  /* SIOCSIWGENIE */
      (iw_handler) wlan_get_genie,  /* SIOCGIWGENIE */
      (iw_handler) wlan_set_auth,   /* SIOCSIWAUTH */
      (iw_handler) wlan_get_auth,   /* SIOCGIWAUTH */
      (iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */
      (iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */
      (iw_handler) NULL,            /* SIOCSIWPMKSA */
};
struct iw_handler_def libertas_handler_def = {
      .num_standard     = ARRAY_SIZE(wlan_handler),
      .standard   = (iw_handler *) wlan_handler,
      .get_wireless_stats = wlan_get_wireless_stats,
};

struct iw_handler_def mesh_handler_def = {
      .num_standard     = ARRAY_SIZE(mesh_wlan_handler),
      .standard   = (iw_handler *) mesh_wlan_handler,
      .get_wireless_stats = wlan_get_wireless_stats,
};

Generated by  Doxygen 1.6.0   Back to index