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60187d2708
linux/net/mac80211/ieee80211_ioctl.c
Daniel Drake f27b62d3e7 [PATCH] mac80211: don't allow scanning in monitor mode 
zd1211rw gets confused when the user asks for a scan when the device is
in monitor mode. This patch tightens up the SIWSCAN handler to deny the scan
under these conditions.

Signed-off-by: Daniel Drake <dsd@gentoo.org>
Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2007-08-06 15:39:15 -04:00

1618 lines
42 KiB
C
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/*
* Copyright 2002-2005, Instant802 Networks, Inc.
* Copyright 2005-2006, Devicescape Software, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/skbuff.h>
#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <linux/wireless.h>
#include <net/iw_handler.h>
#include <asm/uaccess.h>
#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 void 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);
/* 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)) {
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;
}
}
kfree(keyconf);
}
static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
int idx, int alg, 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, *old_key;
int try_hwaccel = 1;
struct ieee80211_key_conf *keyconf;
struct ieee80211_sub_if_data *sdata;
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];
/* 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. */
} else {
set_tx_key = 0;
if (idx != 0) {
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 */
return -ENOENT;
}
key = sta->key;
}
/* 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;
}
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;
}
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;
}
}
}
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)) {
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;
}
/* 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;
}
}
if (set_tx_key || sdata->default_key == old_key) {
ieee80211_debugfs_key_remove_default(sdata);
sdata->default_key = NULL;
}
ieee80211_debugfs_key_remove(old_key);
if (sta)
sta->key = key;
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))
ieee80211_set_hw_encryption(dev, sta, sta_addr, key);
}
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 (sta)
sta_info_put(sta);
return 0;
err_free:
ieee80211_key_free(key);
err_out:
if (sta)
sta_info_put(sta);
return ret;
}
static int ieee80211_ioctl_siwgenie(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *extra)
{
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, extra, data->length);
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(data->length, GFP_KERNEL);
if (!sdata->u.ap.generic_elem)
return -ENOMEM;
memcpy(sdata->u.ap.generic_elem, extra, data->length);
sdata->u.ap.generic_elem_len = data->length;
return ieee80211_if_config(dev);
}
return -EOPNOTSUPP;
}
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_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;
struct ieee80211_hw_mode *mode = NULL;
int c = 0;
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;
list_for_each_entry(mode, &local->modes_list, list) {
int i = 0;
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;
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_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;
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;
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;
}
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_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;
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 (mode->mode == MODE_ATHEROS_TURBO ||
mode->mode == MODE_ATHEROS_TURBOG)
this_rate *= 2;
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_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,
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 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_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_CTS_PROTECT_ERP_FRAMES:
if (sdata->type != IEEE80211_IF_TYPE_AP)
ret = -ENOENT;
else
sdata->use_protection = 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_NEXT_MODE:
local->next_mode = value;
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_STA_ANTENNA_SEL:
local->sta_antenna_sel = 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_KEY_TX_RX_THRESHOLD:
local->key_tx_rx_threshold = 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_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_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;
default:
ret = -EOPNOTSUPP;
break;
}
return ret;
}
static int ieee80211_ioctl_get_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 *param = (int *) extra;
int ret = 0;
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
switch (*param) {
case PRISM2_PARAM_IEEE_802_1X:
*param = sdata->ieee802_1x;
break;
case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES:
*param = sdata->use_protection;
break;
case PRISM2_PARAM_PREAMBLE:
*param = local->short_preamble;
break;
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;
case PRISM2_PARAM_NEXT_MODE:
*param = local->next_mode;
break;
case PRISM2_PARAM_ANTENNA_MODE:
*param = local->hw.conf.antenna_mode;
break;
case PRISM2_PARAM_STA_ANTENNA_SEL:
*param = local->sta_antenna_sel;
break;
case PRISM2_PARAM_TX_POWER_REDUCTION:
*param = local->hw.conf.tx_power_reduction;
break;
case PRISM2_PARAM_KEY_TX_RX_THRESHOLD:
*param = local->key_tx_rx_threshold;
break;
case PRISM2_PARAM_DEFAULT_WEP_ONLY:
*param = local->default_wep_only;
break;
case PRISM2_PARAM_WIFI_WME_NOACK_TEST:
*param = local->wifi_wme_noack_test;
break;
case PRISM2_PARAM_SCAN_FLAGS:
*param = local->scan_flags;
break;
case PRISM2_PARAM_HW_MODES:
*param = local->enabled_modes;
break;
case PRISM2_PARAM_CREATE_IBSS:
if (sdata->type != IEEE80211_IF_TYPE_IBSS)
ret = -EINVAL;
else
*param = !!sdata->u.sta.create_ibss;
break;
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;
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;
default:
ret = -EOPNOTSUPP;
break;
}
return ret;
}
static int ieee80211_ioctl_siwmlme(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *extra)
{
struct ieee80211_sub_if_data *sdata;
struct iw_mlme *mlme = (struct iw_mlme *) extra;
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->type != IEEE80211_IF_TYPE_STA &&
sdata->type != IEEE80211_IF_TYPE_IBSS)
return -EINVAL;
switch (mlme->cmd) {
case IW_MLME_DEAUTH:
/* TODO: mlme->addr.sa_data */
return ieee80211_sta_deauthenticate(dev, mlme->reason_code);
case IW_MLME_DISASSOC:
/* TODO: mlme->addr.sa_data */
return ieee80211_sta_disassociate(dev, mlme->reason_code);
default:
return -EOPNOTSUPP;
}
}
static int ieee80211_ioctl_siwencode(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *erq, char *keybuf)
{
struct ieee80211_sub_if_data *sdata;
int idx, i, alg = ALG_WEP;
u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
idx = erq->flags & IW_ENCODE_INDEX;
if (idx == 0) {
if (sdata->default_key)
for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
if (sdata->default_key == sdata->keys[i]) {
idx = i;
break;
}
}
} else if (idx < 1 || idx > 4)
return -EINVAL;
else
idx--;
if (erq->flags & IW_ENCODE_DISABLED)
alg = ALG_NONE;
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);
}
return 0;
}
return ieee80211_set_encryption(
dev, bcaddr,
idx, alg,
!sdata->default_key,
keybuf, erq->length);
}
static int ieee80211_ioctl_giwencode(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *erq, char *key)
{
struct ieee80211_sub_if_data *sdata;
int idx, i;
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
idx = erq->flags & IW_ENCODE_INDEX;
if (idx < 1 || idx > 4) {
idx = -1;
if (!sdata->default_key)
idx = 0;
else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
if (sdata->default_key == sdata->keys[i]) {
idx = i;
break;
}
}
if (idx < 0)
return -EINVAL;
} else
idx--;
erq->flags = idx + 1;
if (!sdata->keys[idx]) {
erq->length = 0;
erq->flags |= IW_ENCODE_DISABLED;
return 0;
}
memcpy(key, sdata->keys[idx]->key,
min((int)erq->length, sdata->keys[idx]->keylen));
erq->length = sdata->keys[idx]->keylen;
erq->flags |= IW_ENCODE_ENABLED;
return 0;
}
static int ieee80211_ioctl_siwauth(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *data, char *extra)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
int ret = 0;
switch (data->flags & IW_AUTH_INDEX) {
case IW_AUTH_WPA_VERSION:
case IW_AUTH_CIPHER_PAIRWISE:
case IW_AUTH_CIPHER_GROUP:
case IW_AUTH_WPA_ENABLED:
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
break;
case IW_AUTH_KEY_MGMT:
if (sdata->type != IEEE80211_IF_TYPE_STA)
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.
*/
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;
}
}
break;
case IW_AUTH_80211_AUTH_ALG:
if (sdata->type == IEEE80211_IF_TYPE_STA ||
sdata->type == IEEE80211_IF_TYPE_IBSS)
sdata->u.sta.auth_algs = data->value;
else
ret = -EOPNOTSUPP;
break;
case IW_AUTH_PRIVACY_INVOKED:
if (local->ops->set_privacy_invoked)
ret = local->ops->set_privacy_invoked(
local_to_hw(local), data->value);
break;
default:
ret = -EOPNOTSUPP;
break;
}
return ret;
}
/* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct iw_statistics *wstats = &local->wstats;
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
struct sta_info *sta = NULL;
if (sdata->type == IEEE80211_IF_TYPE_STA ||
sdata->type == IEEE80211_IF_TYPE_IBSS)
sta = sta_info_get(local, sdata->u.sta.bssid);
if (!sta) {
wstats->discard.fragment = 0;
wstats->discard.misc = 0;
wstats->qual.qual = 0;
wstats->qual.level = 0;
wstats->qual.noise = 0;
wstats->qual.updated = IW_QUAL_ALL_INVALID;
} else {
wstats->qual.level = sta->last_rssi;
wstats->qual.qual = sta->last_signal;
wstats->qual.noise = sta->last_noise;
wstats->qual.updated = local->wstats_flags;
sta_info_put(sta);
}
return wstats;
}
static int ieee80211_ioctl_giwauth(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *data, char *extra)
{
struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
int ret = 0;
switch (data->flags & IW_AUTH_INDEX) {
case IW_AUTH_80211_AUTH_ALG:
if (sdata->type == IEEE80211_IF_TYPE_STA ||
sdata->type == IEEE80211_IF_TYPE_IBSS)
data->value = sdata->u.sta.auth_algs;
else
ret = -EOPNOTSUPP;
break;
default:
ret = -EOPNOTSUPP;
break;
}
return ret;
}
static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *erq, char *extra)
{
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;
switch (ext->alg) {
case IW_ENCODE_ALG_NONE:
alg = ALG_NONE;
break;
case IW_ENCODE_ALG_WEP:
alg = ALG_WEP;
break;
case IW_ENCODE_ALG_TKIP:
alg = ALG_TKIP;
break;
case IW_ENCODE_ALG_CCMP:
alg = ALG_CCMP;
break;
default:
return -EOPNOTSUPP;
}
if (erq->flags & IW_ENCODE_DISABLED)
alg = ALG_NONE;
idx = erq->flags & IW_ENCODE_INDEX;
if (idx < 1 || idx > 4) {
idx = -1;
if (!sdata->default_key)
idx = 0;
else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
if (sdata->default_key == sdata->keys[i]) {
idx = i;
break;
}
}
if (idx < 0)
return -EINVAL;
} else
idx--;
return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg,
ext->ext_flags &
IW_ENCODE_EXT_SET_TX_KEY,
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" },
};
/* Structures to export the Wireless Handlers */
static const iw_handler ieee80211_handler[] =
{
(iw_handler) NULL, /* SIOCSIWCOMMIT */
(iw_handler) ieee80211_ioctl_giwname, /* SIOCGIWNAME */
(iw_handler) NULL, /* SIOCSIWNWID */
(iw_handler) NULL, /* SIOCGIWNWID */
(iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */
(iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */
(iw_handler) ieee80211_ioctl_siwmode, /* SIOCSIWMODE */
(iw_handler) ieee80211_ioctl_giwmode, /* SIOCGIWMODE */
(iw_handler) NULL, /* SIOCSIWSENS */
(iw_handler) NULL, /* SIOCGIWSENS */
(iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
(iw_handler) ieee80211_ioctl_giwrange, /* SIOCGIWRANGE */
(iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
(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) ieee80211_ioctl_siwap, /* SIOCSIWAP */
(iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */
(iw_handler) ieee80211_ioctl_siwmlme, /* SIOCSIWMLME */
(iw_handler) NULL, /* SIOCGIWAPLIST */
(iw_handler) ieee80211_ioctl_siwscan, /* SIOCSIWSCAN */
(iw_handler) ieee80211_ioctl_giwscan, /* SIOCGIWSCAN */
(iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */
(iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */
(iw_handler) NULL, /* SIOCSIWNICKN */
(iw_handler) NULL, /* SIOCGIWNICKN */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(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_siwretry, /* SIOCSIWRETRY */
(iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */
(iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */
(iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */
(iw_handler) NULL, /* SIOCSIWPOWER */
(iw_handler) NULL, /* SIOCGIWPOWER */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */
(iw_handler) NULL, /* SIOCGIWGENIE */
(iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */
(iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */
(iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */
(iw_handler) NULL, /* SIOCGIWENCODEEXT */
(iw_handler) NULL, /* SIOCSIWPMKSA */
(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,
};
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