| /* |
| * 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_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->conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; |
| |
| if (key && local->ops->set_key) { |
| if (local->ops->set_key(local_to_hw(local), SET_KEY, addr, |
| &key->conf)) { |
| key->conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; |
| key->conf.hw_key_idx = HW_KEY_IDX_INVALID; |
| } |
| } |
| } |
| |
| |
| 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_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 && |
| 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) { |
| if (try_hwaccel && key && |
| key->conf.hw_key_idx != HW_KEY_IDX_INVALID && |
| local->ops->set_key && |
| local->ops->set_key(local_to_hw(local), DISABLE_KEY, |
| sta_addr, &key->conf)) { |
| printk(KERN_DEBUG "%s: set_encrypt - low-level disable" |
| " failed\n", dev->name); |
| ret = -EINVAL; |
| } |
| |
| 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->conf.hw_key_idx = HW_KEY_IDX_INVALID; |
| key->conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; |
| |
| key->conf.alg = alg; |
| key->conf.keyidx = idx; |
| key->conf.keylen = key_len; |
| memcpy(key->conf.key, _key, key_len); |
| |
| 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->conf.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.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
| 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_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.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; |
| |
| /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ |
| if (freq->e == 0) { |
| if (freq->m < 0) { |
| if (sdata->type == IEEE80211_IF_TYPE_STA) |
| sdata->u.sta.flags |= |
| IEEE80211_STA_AUTO_CHANNEL_SEL; |
| return 0; |
| } else |
| return ieee80211_set_channel(local, freq->m, -1); |
| } else { |
| 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; |
| } |
| if (data->flags) |
| sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; |
| else |
| sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL; |
| ret = ieee80211_sta_set_ssid(dev, ssid, len); |
| if (ret) |
| return ret; |
| ieee80211_sta_req_auth(dev, &sdata->u.sta); |
| return 0; |
| } |
| |
| if (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.flags |= IEEE80211_STA_AUTO_BSSID_SEL | |
| IEEE80211_STA_AUTO_CHANNEL_SEL; |
| else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) |
| sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL; |
| else |
| sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
| ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data); |
| if (ret) |
| return ret; |
| ieee80211_sta_req_auth(dev, &sdata->u.sta); |
| return 0; |
| } else if (sdata->type == IEEE80211_IF_TYPE_WDS) { |
| if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, |
| ETH_ALEN) == 0) |
| return 0; |
| return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data); |
| } |
| |
| 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_giwtxpower(struct net_device *dev, |
| struct iw_request_info *info, |
| union iwreq_data *data, char *extra) |
| { |
| struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); |
| |
| data->txpower.fixed = 1; |
| data->txpower.disabled = !(local->hw.conf.radio_enabled); |
| data->txpower.value = local->hw.conf.power_level; |
| data->txpower.flags = IW_TXPOW_DBM; |
| |
| 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 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) { |
| if (value) |
| sdata->flags |= IEEE80211_SDATA_USE_PROTECTION; |
| else |
| sdata->flags &= ~IEEE80211_SDATA_USE_PROTECTION; |
| ieee80211_erp_info_change_notify(dev, |
| IEEE80211_ERP_CHANGE_PROTECTION); |
| } else { |
| ret = -ENOENT; |
| } |
| break; |
| |
| case PRISM2_PARAM_PREAMBLE: |
| if (sdata->type != IEEE80211_IF_TYPE_AP) { |
| if (value) |
| sdata->flags |= IEEE80211_SDATA_SHORT_PREAMBLE; |
| else |
| sdata->flags &= ~IEEE80211_SDATA_SHORT_PREAMBLE; |
| ieee80211_erp_info_change_notify(dev, |
| IEEE80211_ERP_CHANGE_PREAMBLE); |
| } else { |
| ret = -ENOENT; |
| } |
| 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_KEY_TX_RX_THRESHOLD: |
| local->key_tx_rx_threshold = 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 { |
| if (value) |
| sdata->u.sta.flags |= IEEE80211_STA_MIXED_CELL; |
| else |
| sdata->u.sta.flags &= ~IEEE80211_STA_MIXED_CELL; |
| } |
| 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 { |
| if (value) |
| sdata->u.sta.flags |= IEEE80211_STA_CREATE_IBSS; |
| else |
| sdata->u.sta.flags &= ~IEEE80211_STA_CREATE_IBSS; |
| } |
| break; |
| case PRISM2_PARAM_WMM_ENABLED: |
| if (sdata->type != IEEE80211_IF_TYPE_STA && |
| sdata->type != IEEE80211_IF_TYPE_IBSS) |
| ret = -EINVAL; |
| else { |
| if (value) |
| sdata->u.sta.flags |= IEEE80211_STA_WMM_ENABLED; |
| else |
| sdata->u.sta.flags &= ~IEEE80211_STA_WMM_ENABLED; |
| } |
| 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->flags & IEEE80211_SDATA_USE_PROTECTION); |
| break; |
| |
| case PRISM2_PARAM_PREAMBLE: |
| *param = !!(sdata->flags & IEEE80211_SDATA_SHORT_PREAMBLE); |
| 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_KEY_TX_RX_THRESHOLD: |
| *param = local->key_tx_rx_threshold; |
| 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.flags & |
| IEEE80211_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.flags & |
| IEEE80211_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.flags & |
| IEEE80211_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]->conf.key, |
| min((int)erq->length, sdata->keys[idx]->conf.keylen)); |
| erq->length = sdata->keys[idx]->conf.keylen; |
| erq->flags |= IW_ENCODE_ENABLED; |
| |
| return 0; |
| } |
| |
| static int ieee80211_ioctl_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 { |
| /* |
| * Key management was set by wpa_supplicant, |
| * we only need this to associate to a network |
| * that has privacy enabled regardless of not |
| * having a key. |
| */ |
| sdata->u.sta.key_management_enabled = !!data->value; |
| } |
| 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) ieee80211_ioctl_giwtxpower, /* 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, |
| }; |