diff options
Diffstat (limited to 'package/d80211/src/ieee80211_ioctl.c')
| -rw-r--r-- | package/d80211/src/ieee80211_ioctl.c | 3267 |
1 files changed, 0 insertions, 3267 deletions
diff --git a/package/d80211/src/ieee80211_ioctl.c b/package/d80211/src/ieee80211_ioctl.c deleted file mode 100644 index 5a21b2d..0000000 --- a/package/d80211/src/ieee80211_ioctl.c +++ /dev/null @@ -1,3267 +0,0 @@ -/* - * 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/d80211.h> -#include "ieee80211_i.h" -#include "hostapd_ioctl.h" -#include "ieee80211_rate.h" -#include "wpa.h" -#include "aes_ccm.h" - - -static int ieee80211_regdom = 0x10; /* FCC */ -module_param(ieee80211_regdom, int, 0444); -MODULE_PARM_DESC(ieee80211_regdom, "IEEE 802.11 regulatory domain; 64=MKK"); - -/* - * If firmware is upgraded by the vendor, additional channels can be used based - * on the new Japanese regulatory rules. This is indicated by setting - * ieee80211_japan_5ghz module parameter to one when loading the 80211 kernel - * module. - */ -static int ieee80211_japan_5ghz /* = 0 */; -module_param(ieee80211_japan_5ghz, int, 0444); -MODULE_PARM_DESC(ieee80211_japan_5ghz, "Vendor-updated firmware for 5 GHz"); - - -static int ieee80211_ioctl_set_beacon(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len, - int flag) -{ - struct ieee80211_sub_if_data *sdata; - struct ieee80211_if_ap *ap; - u8 **b_head, **b_tail; - int *b_head_len, *b_tail_len; - int len; - - len = ((char *) param->u.beacon.data - (char *) param) + - param->u.beacon.head_len + param->u.beacon.tail_len; - - if (param_len > len) - param_len = len; - else if (param_len != len) - return -EINVAL; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - if (sdata->type != IEEE80211_IF_TYPE_AP) - return -EINVAL; - ap = &sdata->u.ap; - - switch (flag) { - case 0: - b_head = &ap->beacon_head; - b_tail = &ap->beacon_tail; - b_head_len = &ap->beacon_head_len; - b_tail_len = &ap->beacon_tail_len; - break; - default: - printk(KERN_DEBUG "%s: unknown beacon flag %d\n", - dev->name, flag); - return -EINVAL; - } - - kfree(*b_head); - kfree(*b_tail); - *b_head = NULL; - *b_tail = NULL; - - *b_head_len = param->u.beacon.head_len; - *b_tail_len = param->u.beacon.tail_len; - - *b_head = kmalloc(*b_head_len, GFP_KERNEL); - if (*b_head) - memcpy(*b_head, param->u.beacon.data, *b_head_len); - else { - printk(KERN_DEBUG "%s: failed to allocate beacon_head\n", - dev->name); - return -ENOMEM; - } - - if (*b_tail_len > 0) { - *b_tail = kmalloc(*b_tail_len, GFP_KERNEL); - if (*b_tail) - memcpy(*b_tail, param->u.beacon.data + (*b_head_len), - (*b_tail_len)); - else { - printk(KERN_DEBUG "%s: failed to allocate " - "beacon_tail\n", dev->name); - return -ENOMEM; - } - } - - return ieee80211_if_config_beacon(dev); -} - - -static int ieee80211_ioctl_get_hw_features(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - u8 *pos = param->u.hw_features.data; - int left = param_len - (pos - (u8 *) param); - int i; - struct hostapd_ioctl_hw_modes_hdr *hdr; - struct ieee80211_rate_data *rate; - struct ieee80211_channel_data *chan; - struct ieee80211_hw_mode *mode; - - param->u.hw_features.flags = 0; - if (local->hw.flags & IEEE80211_HW_DATA_NULLFUNC_ACK) - param->u.hw_features.flags |= HOSTAP_HW_FLAG_NULLFUNC_OK; - - param->u.hw_features.num_modes = 0; - list_for_each_entry(mode, &local->modes_list, list) { - int clen, rlen; - - param->u.hw_features.num_modes++; - clen = mode->num_channels * sizeof(struct ieee80211_channel_data); - rlen = mode->num_rates * sizeof(struct ieee80211_rate_data); - if (left < sizeof(*hdr) + clen + rlen) - return -E2BIG; - left -= sizeof(*hdr) + clen + rlen; - - hdr = (struct hostapd_ioctl_hw_modes_hdr *) pos; - hdr->mode = mode->mode; - hdr->num_channels = mode->num_channels; - hdr->num_rates = mode->num_rates; - - pos = (u8 *) (hdr + 1); - chan = (struct ieee80211_channel_data *) pos; - for (i = 0; i < mode->num_channels; i++) { - chan[i].chan = mode->channels[i].chan; - chan[i].freq = mode->channels[i].freq; - chan[i].flag = mode->channels[i].flag; - } - pos += clen; - - rate = (struct ieee80211_rate_data *) pos; - for (i = 0; i < mode->num_rates; i++) { - rate[i].rate = mode->rates[i].rate; - rate[i].flags = mode->rates[i].flags; - } - pos += rlen; - } - - return 0; -} - - -static int ieee80211_ioctl_scan(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - - if (!local->ops->passive_scan) - return -EOPNOTSUPP; - - if ((param->u.scan.now == 1) && (local->scan.in_scan == 1)) - return -EBUSY; - - if (param->u.scan.our_mode_only >= 0) - local->scan.our_mode_only = param->u.scan.our_mode_only; - if (param->u.scan.interval >= 0) - local->scan.interval = param->u.scan.interval; - if (param->u.scan.listen >= 0) - local->scan.time = param->u.scan.listen; - if (param->u.scan.channel > 0) - local->scan.channel = param->u.scan.channel; - if (param->u.scan.now == 1) { - local->scan.in_scan = 0; - mod_timer(&local->scan.timer, jiffies); - } - - param->u.scan.our_mode_only = local->scan.our_mode_only; - param->u.scan.interval = local->scan.interval; - param->u.scan.listen = local->scan.time; - if (local->scan.in_scan == 1) - param->u.scan.last_rx = -1; - else { - param->u.scan.last_rx = local->scan.rx_packets; - local->scan.rx_packets = -1; - } - param->u.scan.channel = - local->scan.mode->channels[local->scan.chan_idx].chan; - - return 0; -} - - -static int ieee80211_ioctl_flush(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - sta_info_flush(local, NULL); - return 0; -} - - -/* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */ -struct iapp_layer2_update { - u8 da[ETH_ALEN]; /* broadcast */ - u8 sa[ETH_ALEN]; /* STA addr */ - __be16 len; /* 6 */ - u8 dsap; /* 0 */ - u8 ssap; /* 0 */ - u8 control; - u8 xid_info[3]; -} __attribute__ ((packed)); - -static void ieee80211_send_layer2_update(struct net_device *dev, - const u8 *addr) -{ - struct iapp_layer2_update *msg; - struct sk_buff *skb; - - /* Send Level 2 Update Frame to update forwarding tables in layer 2 - * bridge devices */ - - skb = dev_alloc_skb(sizeof(*msg)); - if (!skb) - return; - msg = (struct iapp_layer2_update *) skb_put(skb, sizeof(*msg)); - - /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID) - * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */ - - memset(msg->da, 0xff, ETH_ALEN); - memcpy(msg->sa, addr, ETH_ALEN); - msg->len = htons(6); - msg->dsap = 0; - msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */ - msg->control = 0xaf; /* XID response lsb.1111F101. - * F=0 (no poll command; unsolicited frame) */ - msg->xid_info[0] = 0x81; /* XID format identifier */ - msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */ - msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */ - - skb->dev = dev; - skb->protocol = eth_type_trans(skb, dev); - memset(skb->cb, 0, sizeof(skb->cb)); - netif_rx(skb); -} - - -static int ieee80211_ioctl_add_sta(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - u32 rates; - int i, j; - struct ieee80211_sub_if_data *sdata; - int add_key_entry = 1; - - /* Prevent a race with changing the rate control algorithm */ - if (!netif_running(dev)) - return -ENETDOWN; - - sta = sta_info_get(local, param->sta_addr); - - if (!sta) { - sta = sta_info_add(local, dev, param->sta_addr, GFP_KERNEL); - if (!sta) - return -ENOMEM; - } - - if (sta->dev != dev) { - /* Binding STA to a new interface, so remove all references to - * the old BSS. */ - spin_lock_bh(&local->sta_lock); - sta_info_remove_aid_ptr(sta); - spin_unlock_bh(&local->sta_lock); - } - - /* TODO - * We "steal" the device in case someone owns it - * This will hurt WDS links and such when we have a - * WDS link and a client associating from the same station - */ - sta->dev = dev; - sdata = IEEE80211_DEV_TO_SUB_IF(sta->dev); - - sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC; - sta->aid = param->u.add_sta.aid; - if (sta->aid > IEEE80211_MAX_AID) - sta->aid = 0; - sta->listen_interval = param->u.add_sta.listen_interval; - - rates = 0; - for (i = 0; i < sizeof(param->u.add_sta.supp_rates); i++) { - int rate = (param->u.add_sta.supp_rates[i] & 0x7f) * 5; - if (local->hw.conf.phymode == MODE_ATHEROS_TURBO || - local->hw.conf.phymode == MODE_ATHEROS_TURBOG) - rate *= 2; - for (j = 0; j < local->num_curr_rates; j++) { - if (local->curr_rates[j].rate == rate) - rates |= BIT(j); - } - - } - sta->supp_rates = rates; - - rate_control_rate_init(sta, local); - - if (param->u.add_sta.wds_flags & 0x01) - sta->flags |= WLAN_STA_WDS; - else - sta->flags &= ~WLAN_STA_WDS; - - if (add_key_entry && !sta->key && !sdata->default_key && - local->ops->set_key) { - struct ieee80211_key_conf conf; - /* Add key cache entry with NULL key type because this may used - * for TX filtering. */ - memset(&conf, 0, sizeof(conf)); - conf.hw_key_idx = HW_KEY_IDX_INVALID; - conf.alg = ALG_NULL; - conf.flags |= IEEE80211_KEY_FORCE_SW_ENCRYPT; - if (local->ops->set_key(local_to_hw(local), SET_KEY, - sta->addr, &conf, sta->aid)) { - sta->key_idx_compression = HW_KEY_IDX_INVALID; - } else { - sta->key_idx_compression = conf.hw_key_idx; - } - } - - sta_info_put(sta); - - if (sdata->type == IEEE80211_IF_TYPE_AP || - sdata->type == IEEE80211_IF_TYPE_VLAN) - ieee80211_send_layer2_update(dev, param->sta_addr); - - return 0; -} - - -static int ieee80211_ioctl_remove_sta(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - - sta = sta_info_get(local, param->sta_addr); - if (sta) { - sta_info_put(sta); - sta_info_free(sta, 0); - } - - return sta ? 0 : -ENOENT; -} - - -static int ieee80211_ioctl_get_dot11counterstable(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_low_level_stats stats; - - memset(&stats, 0, sizeof(stats)); - if (local->ops->get_stats) - local->ops->get_stats(local_to_hw(local), &stats); - param->u.dot11CountersTable.dot11TransmittedFragmentCount = - local->dot11TransmittedFragmentCount; - param->u.dot11CountersTable.dot11MulticastTransmittedFrameCount = - local->dot11MulticastTransmittedFrameCount; - param->u.dot11CountersTable.dot11ReceivedFragmentCount = - local->dot11ReceivedFragmentCount; - param->u.dot11CountersTable.dot11MulticastReceivedFrameCount = - local->dot11MulticastReceivedFrameCount; - param->u.dot11CountersTable.dot11TransmittedFrameCount = - local->dot11TransmittedFrameCount; - param->u.dot11CountersTable.dot11FCSErrorCount = - stats.dot11FCSErrorCount; - param->u.dot11CountersTable.dot11ACKFailureCount = - stats.dot11ACKFailureCount; - param->u.dot11CountersTable.dot11RTSFailureCount = - stats.dot11RTSFailureCount; - param->u.dot11CountersTable.dot11RTSSuccessCount = - stats.dot11RTSSuccessCount; - - return 0; -} - - -static int ieee80211_ioctl_get_info_sta(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - - if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && - param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && - param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { - struct net_device_stats *stats; - - stats = ieee80211_dev_stats(local->mdev); - param->u.get_info_sta.rx_bytes = stats->rx_bytes; - param->u.get_info_sta.tx_bytes = stats->tx_bytes; - /* go through all STAs and get STA with lowest max. rate */ - param->u.get_info_sta.current_tx_rate = - local->curr_rates[sta_info_min_txrate_get(local)].rate; - return 0; - } - - sta = sta_info_get(local, param->sta_addr); - - if (!sta) - return -ENOENT; - - param->u.get_info_sta.inactive_msec = - jiffies_to_msecs(jiffies - sta->last_rx); - param->u.get_info_sta.rx_packets = sta->rx_packets; - param->u.get_info_sta.tx_packets = sta->tx_packets; - param->u.get_info_sta.rx_bytes = sta->rx_bytes; - param->u.get_info_sta.tx_bytes = sta->tx_bytes; - param->u.get_info_sta.channel_use = sta->channel_use; - param->u.get_info_sta.flags = sta->flags; - if (sta->txrate >= 0 && sta->txrate < local->num_curr_rates) - param->u.get_info_sta.current_tx_rate = - local->curr_rates[sta->txrate].rate; - param->u.get_info_sta.num_ps_buf_frames = - skb_queue_len(&sta->ps_tx_buf); - param->u.get_info_sta.tx_retry_failed = sta->tx_retry_failed; - param->u.get_info_sta.tx_retry_count = sta->tx_retry_count; - param->u.get_info_sta.last_rssi = sta->last_rssi; - param->u.get_info_sta.last_ack_rssi = sta->last_ack_rssi[2]; - - sta_info_put(sta); - - return 0; -} - - -static int ieee80211_ioctl_set_flags_sta(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - - sta = sta_info_get(local, param->sta_addr); - if (sta) { - sta->flags |= param->u.set_flags_sta.flags_or; - sta->flags &= param->u.set_flags_sta.flags_and; - if (local->ops->set_port_auth && - (param->u.set_flags_sta.flags_or & WLAN_STA_AUTHORIZED) && - local->ops->set_port_auth(local_to_hw(local), sta->addr, 1)) - printk(KERN_DEBUG "%s: failed to set low-level driver " - "PAE state (authorized) for " MAC_FMT "\n", - dev->name, MAC_ARG(sta->addr)); - if (local->ops->set_port_auth && - !(param->u.set_flags_sta.flags_and & WLAN_STA_AUTHORIZED) && - local->ops->set_port_auth(local_to_hw(local), sta->addr, 0)) - printk(KERN_DEBUG "%s: failed to set low-level driver " - "PAE state (unauthorized) for " MAC_FMT "\n", - dev->name, MAC_ARG(sta->addr)); - sta_info_put(sta); - } - - return sta ? 0 : -ENOENT; -} - - -int ieee80211_set_hw_encryption(struct net_device *dev, - struct sta_info *sta, u8 addr[ETH_ALEN], - struct ieee80211_key *key) -{ - struct ieee80211_key_conf *keyconf = NULL; - struct ieee80211_local *local = dev->ieee80211_ptr; - int rc = 0; - - /* default to sw encryption; this will be cleared by low-level - * driver if the hw supports requested encryption */ - if (key) - key->force_sw_encrypt = 1; - - if (key && local->ops->set_key && - (keyconf = ieee80211_key_data2conf(local, key))) { - if (local->ops->set_key(local_to_hw(local), SET_KEY, addr, - keyconf, sta ? sta->aid : 0)) { - rc = HOSTAP_CRYPT_ERR_KEY_SET_FAILED; - key->force_sw_encrypt = 1; - key->hw_key_idx = HW_KEY_IDX_INVALID; - } else { - key->force_sw_encrypt = - !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT); - key->hw_key_idx = - keyconf->hw_key_idx; - - } - } - kfree(keyconf); - - return rc; -} - - -static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr, - int idx, int alg, int set_tx_key, int *err, - const u8 *_key, size_t key_len) -{ - struct ieee80211_local *local = 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 (sta_addr[0] == 0xff && sta_addr[1] == 0xff && - sta_addr[2] == 0xff && sta_addr[3] == 0xff && - sta_addr[4] == 0xff && sta_addr[5] == 0xff) { - 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) { - if (err) - *err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; -#ifdef CONFIG_D80211_VERBOSE_DEBUG - printk(KERN_DEBUG "%s: set_encrypt - unknown addr " - MAC_FMT "\n", - dev->name, MAC_ARG(sta_addr)); -#endif /* CONFIG_D80211_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)) { - if (err) - *err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED; - printk(KERN_DEBUG "%s: set_encrypt - low-level disable" - " failed\n", dev->name); - ret = -EINVAL; - } - kfree(keyconf); - - if (key && sdata->default_key == key) { - ieee80211_key_sysfs_remove_default(sdata); - sdata->default_key = NULL; - } - ieee80211_key_sysfs_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 (old_key && sdata->default_key == old_key) { - ieee80211_key_sysfs_remove_default(sdata); - sdata->default_key = NULL; - } - ieee80211_key_sysfs_remove(old_key); - if (sta) - sta->key = key; - else - sdata->keys[idx] = key; - ieee80211_key_free(old_key); - if (sta) - key->kobj.parent = &sta->kobj; - ret = ieee80211_key_sysfs_add(key); - if (ret) - goto err_null; - - if (try_hwaccel && - (alg == ALG_WEP || alg == ALG_TKIP || alg == ALG_CCMP)) { - int e = ieee80211_set_hw_encryption(dev, sta, sta_addr, - key); - if (err) - *err = e; - } - } - - if (set_tx_key || (!sta && !sdata->default_key && key)) { - sdata->default_key = key; - if (ieee80211_key_sysfs_add_default(sdata)) - printk(KERN_WARNING "%s: cannot create symlink to " - "default key\n", dev->name); - 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_null: - if (sta) - sta->key = NULL; - else - sdata->keys[idx] = NULL; -err_free: - ieee80211_key_free(key); -err_out: - if (sta) - sta_info_put(sta); - return ret; -} - - -static int ieee80211_ioctl_set_encryption(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - int alg; - - param->u.crypt.err = 0; - param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0'; - - if (param_len < - (int) ((char *) param->u.crypt.key - (char *) param) + - param->u.crypt.key_len) { - printk(KERN_DEBUG "%s: set_encrypt - invalid param_lem\n", - dev->name); - return -EINVAL; - } - - if (strcmp(param->u.crypt.alg, "none") == 0) - alg = ALG_NONE; - else if (strcmp(param->u.crypt.alg, "WEP") == 0) - alg = ALG_WEP; - else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { - if (param->u.crypt.key_len != ALG_TKIP_KEY_LEN) { - printk(KERN_DEBUG "%s: set_encrypt - invalid TKIP key " - "length %d\n", dev->name, - param->u.crypt.key_len); - return -EINVAL; - } - alg = ALG_TKIP; - } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { - if (param->u.crypt.key_len != ALG_CCMP_KEY_LEN) { - printk(KERN_DEBUG "%s: set_encrypt - invalid CCMP key " - "length %d\n", dev->name, - param->u.crypt.key_len); - return -EINVAL; - } - alg = ALG_CCMP; - } else { - param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG; - printk(KERN_DEBUG "%s: set_encrypt - unknown alg\n", - dev->name); - return -EINVAL; - } - - return ieee80211_set_encryption( - dev, param->sta_addr, - param->u.crypt.idx, alg, - param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY, - ¶m->u.crypt.err, param->u.crypt.key, - param->u.crypt.key_len); -} - - -static int ieee80211_ioctl_get_encryption(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - int ret = 0; - struct sta_info *sta; - struct ieee80211_key **key; - int max_key_len; - struct ieee80211_sub_if_data *sdata; - u8 *pos; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - param->u.crypt.err = 0; - - max_key_len = param_len - - (int) ((char *) param->u.crypt.key - (char *) param); - if (max_key_len < 0) - return -EINVAL; - - if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && - param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && - param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { - sta = NULL; - if (param->u.crypt.idx >= NUM_DEFAULT_KEYS) { - param->u.crypt.idx = sdata->default_key ? - sdata->default_key->keyidx : 0; - return 0; - } else - key = &sdata->keys[param->u.crypt.idx]; - } else { - sta = sta_info_get(local, param->sta_addr); - if (!sta) { - param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; - return -EINVAL; - } - - key = &sta->key; - } - - memset(param->u.crypt.seq_counter, 0, HOSTAP_SEQ_COUNTER_SIZE); - if (!*key) { - memcpy(param->u.crypt.alg, "none", 5); - param->u.crypt.key_len = 0; - param->u.crypt.idx = 0xff; - } else { - switch ((*key)->alg) { - case ALG_WEP: - memcpy(param->u.crypt.alg, "WEP", 4); - break; - case ALG_TKIP: - { - u32 iv32; - u16 iv16; - - memcpy(param->u.crypt.alg, "TKIP", 5); - if (local->ops->get_sequence_counter) { - /* Get transmit counter from low level driver */ - if (local->ops->get_sequence_counter( - local_to_hw(local), - param->sta_addr, - (*key)->keyidx, - IEEE80211_SEQ_COUNTER_TX, - &iv32, - &iv16)) { - /* Error getting value from device */ - return -EIO; - } - } else { - /* Get it from our own local data */ - iv32 = (*key)->u.tkip.iv32; - iv16 = (*key)->u.tkip.iv16; - } - pos = param->u.crypt.seq_counter; - *pos++ = iv16 & 0xff; - *pos++ = (iv16 >> 8) & 0xff; - *pos++ = iv32 & 0xff; - *pos++ = (iv32 >> 8) & 0xff; - *pos++ = (iv32 >> 16) & 0xff; - *pos++ = (iv32 >> 24) & 0xff; - break; - } - case ALG_CCMP: - { - u8 *pn; - memcpy(param->u.crypt.alg, "CCMP", 5); - pos = param->u.crypt.seq_counter; - pn = (*key)->u.ccmp.tx_pn; - *pos++ = pn[5]; - *pos++ = pn[4]; - *pos++ = pn[3]; - *pos++ = pn[2]; - *pos++ = pn[1]; - *pos++ = pn[0]; - break; - } - default: - memcpy(param->u.crypt.alg, "unknown", 8); - break; - } - - if (max_key_len < (*key)->keylen) - ret = -E2BIG; - else { - param->u.crypt.key_len = (*key)->keylen; - memcpy(param->u.crypt.key, (*key)->key, - (*key)->keylen); - } - } - - if (sta) - sta_info_put(sta); - - return ret; -} - - -#ifdef CONFIG_HOSTAPD_WPA_TESTING -static int ieee80211_ioctl_wpa_trigger(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - - if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && - param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && - param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { - local->wpa_trigger = param->u.wpa_trigger.trigger; - return 0; - } - - sta = sta_info_get(local, param->sta_addr); - if (!sta) { - printk(KERN_DEBUG "%s: wpa_trigger - unknown addr\n", - dev->name); - return -EINVAL; - } - - sta->wpa_trigger = param->u.wpa_trigger.trigger; - - sta_info_put(sta); - return 0; -} -#endif /* CONFIG_HOSTAPD_WPA_TESTING */ - - -static int ieee80211_ioctl_set_rate_sets(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - u16 *pos = (u16 *) param->u.set_rate_sets.data; - int left = param_len - ((u8 *) pos - (u8 *) param); - int i, mode, num_supp, num_basic, *supp, *basic, *prev; - - mode = param->u.set_rate_sets.mode; - num_supp = param->u.set_rate_sets.num_supported_rates; - num_basic = param->u.set_rate_sets.num_basic_rates; - - if (left < (num_supp + num_basic) * 2) { - printk(KERN_WARNING "%s: invalid length in hostapd set rate " - "sets ioctl (%d != %d)\n", dev->name, left, - (num_supp + num_basic) * 2); - return -EINVAL; - } - - supp = (int *) kmalloc((num_supp + 1) * sizeof(int), GFP_KERNEL); - basic = (int *) kmalloc((num_basic + 1) * sizeof(int), GFP_KERNEL); - - if (!supp || !basic) { - kfree(supp); - kfree(basic); - return -ENOMEM; - } - - for (i = 0; i < num_supp; i++) - supp[i] = *pos++; - supp[i] = -1; - - for (i = 0; i < num_basic; i++) - basic[i] = *pos++; - basic[i] = -1; - - if (num_supp == 0) { - kfree(supp); - supp = NULL; - } - - if (num_basic == 0) { - kfree(basic); - basic = NULL; - } - - prev = local->supp_rates[mode]; - local->supp_rates[mode] = supp; - kfree(prev); - - prev = local->basic_rates[mode]; - local->basic_rates[mode] = basic; - kfree(prev); - - if (mode == local->hw.conf.phymode) { - /* TODO: should update STA TX rates and remove STAs if they - * do not have any remaining supported rates after the change - */ - ieee80211_prepare_rates(local); - } - - return 0; -} - - -static int ieee80211_ioctl_add_if(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - u8 *pos = param->u.if_info.data; - int left = param_len - ((u8 *) pos - (u8 *) param); - struct net_device *new_dev; - int res; - struct hostapd_if_wds *wds; - struct hostapd_if_bss *bss; - - printk(KERN_WARNING "PRISM2_HOSTAPD_ADD_IF ioctl is deprecated!"); - switch (param->u.if_info.type) { - case HOSTAP_IF_WDS: - wds = (struct hostapd_if_wds *) param->u.if_info.data; - - if (left < sizeof(struct hostapd_if_wds)) - return -EPROTO; - - res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev); - if (res) - return res; - ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_WDS); - res = ieee80211_if_update_wds(new_dev, wds->remote_addr); - if (res) - __ieee80211_if_del(dev->ieee80211_ptr, - IEEE80211_DEV_TO_SUB_IF(new_dev)); - return res; - case HOSTAP_IF_VLAN: - if (left < sizeof(struct hostapd_if_vlan)) - return -EPROTO; - - res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev); - if (res) - return res; - ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_VLAN); -#if 0 - res = ieee80211_if_update_vlan(new_dev, vlan->id); - if (res) - __ieee80211_if_del(dev->ieee80211_ptr, - IEEE80211_DEV_TO_SUB_IF(new_dev)); -#endif - return res; - case HOSTAP_IF_BSS: - bss = (struct hostapd_if_bss *) param->u.if_info.data; - - if (left < sizeof(struct hostapd_if_bss)) - return -EPROTO; - - res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev); - if (res) - return res; - ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_AP); - memcpy(new_dev->dev_addr, bss->bssid, ETH_ALEN); - return 0; - case HOSTAP_IF_STA: - if (left < sizeof(struct hostapd_if_sta)) - return -EPROTO; - - res = ieee80211_if_add(dev, param->u.if_info.name, 0, &new_dev); - if (res) - return res; - ieee80211_if_set_type(new_dev, IEEE80211_IF_TYPE_STA); - return 0; - default: - return -EINVAL; - } - - return 0; -} - -static int ieee80211_ioctl_remove_if(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - unsigned int type; - - switch (param->u.if_info.type) { - case HOSTAP_IF_WDS: - type = IEEE80211_IF_TYPE_WDS; - break; - case HOSTAP_IF_VLAN: - type = IEEE80211_IF_TYPE_VLAN; - break; - case HOSTAP_IF_BSS: - type = IEEE80211_IF_TYPE_AP; - break; - case HOSTAP_IF_STA: - type = IEEE80211_IF_TYPE_STA; - break; - default: - return -EINVAL; - } - - return ieee80211_if_remove(dev, param->u.if_info.name, type); -} - -static int ieee80211_ioctl_update_if(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - u8 *pos = param->u.if_info.data; - int left = param_len - ((u8 *) pos - (u8 *) param); - - if (param->u.if_info.type == HOSTAP_IF_WDS) { - struct hostapd_if_wds *wds = - (struct hostapd_if_wds *) param->u.if_info.data; - struct ieee80211_local *local = dev->ieee80211_ptr; - struct net_device *wds_dev = NULL; - struct ieee80211_sub_if_data *sdata; - - if (left < sizeof(struct ieee80211_if_wds)) - return -EPROTO; - - list_for_each_entry(sdata, &local->sub_if_list, list) { - if (strcmp(param->u.if_info.name, - sdata->dev->name) == 0) { - wds_dev = sdata->dev; - break; - } - } - - if (!wds_dev || sdata->type != IEEE80211_IF_TYPE_WDS) - return -ENODEV; - - return ieee80211_if_update_wds(wds_dev, wds->remote_addr); - } else { - return -EOPNOTSUPP; - } -} - - -static int ieee80211_ioctl_flush_ifs(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - ieee80211_if_flush(dev); - return 0; -} - - -static int ieee80211_ioctl_scan_req(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - u8 *pos = param->u.scan_req.ssid; - int left = param_len - ((u8 *) pos - (u8 *) param); - int len = param->u.scan_req.ssid_len; - - if (local->user_space_mlme) - return -EOPNOTSUPP; - - if (!netif_running(dev)) - return -ENETDOWN; - - if (left < len || len > IEEE80211_MAX_SSID_LEN) - return -EINVAL; - - return ieee80211_sta_req_scan(dev, pos, len); -} - - -static int ieee80211_ioctl_sta_get_state(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_sub_if_data *sdata; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - if (sdata->type != IEEE80211_IF_TYPE_STA && - sdata->type != IEEE80211_IF_TYPE_IBSS) - return -EINVAL; - param->u.sta_get_state.state = sdata->u.sta.state; - return 0; -} - - -static int ieee80211_ioctl_mlme(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_sub_if_data *sdata; - - if (local->user_space_mlme) - return -EOPNOTSUPP; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - if (sdata->type != IEEE80211_IF_TYPE_STA && - sdata->type != IEEE80211_IF_TYPE_IBSS) - return -EINVAL; - switch (param->u.mlme.cmd) { - case MLME_STA_DEAUTH: - return ieee80211_sta_deauthenticate(dev, param->u.mlme.reason_code); - case MLME_STA_DISASSOC: - return ieee80211_sta_disassociate(dev, param->u.mlme.reason_code); - } - return 0; -} - - -static int ieee80211_ioctl_get_load_stats(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - - param->u.get_load_stats.channel_use = local->channel_use; -/* if (param->u.get_load_stats.flags & LOAD_STATS_CLEAR) - local->channel_use = 0; */ /* now it's not raw counter */ - - return 0; -} - - -static int ieee80211_ioctl_set_sta_vlan(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct sta_info *sta; - - sta = sta_info_get(local, param->sta_addr); - if (sta) { - struct net_device *new_vlan_dev; - new_vlan_dev = - dev_get_by_name(param->u.set_sta_vlan.vlan_name); - if (new_vlan_dev) { -#if 0 - printk("%s: Station " MAC_FMT " moved to vlan: %s\n", - dev->name, MAC_ARG(param->sta_addr), - new_vlan_dev->name); -#endif - if (sta->dev != new_vlan_dev) { - ieee80211_send_layer2_update(new_vlan_dev, - sta->addr); - } - sta->dev = new_vlan_dev; - sta->vlan_id = param->u.set_sta_vlan.vlan_id; - dev_put(new_vlan_dev); - } - sta_info_put(sta); - } - - return sta ? 0 : -ENOENT; -} - - -static int ieee80211_set_gen_ie(struct net_device *dev, u8 *ie, size_t len) -{ - struct ieee80211_sub_if_data *sdata; - struct ieee80211_local *local = 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) - return ieee80211_sta_set_extra_ie(dev, ie, len); - - if (sdata->type == IEEE80211_IF_TYPE_AP) { - kfree(sdata->u.ap.generic_elem); - sdata->u.ap.generic_elem = kmalloc(len, GFP_KERNEL); - if (!sdata->u.ap.generic_elem) - return -ENOMEM; - memcpy(sdata->u.ap.generic_elem, ie, len); - sdata->u.ap.generic_elem_len = len; - return ieee80211_if_config(dev); - } - return -EOPNOTSUPP; -} - - -static int -ieee80211_ioctl_set_generic_info_elem(struct net_device *dev, - struct prism2_hostapd_param *param, - int param_len) -{ - u8 *pos = param->u.set_generic_info_elem.data; - int left = param_len - ((u8 *) pos - (u8 *) param); - int len = param->u.set_generic_info_elem.len; - - if (left < len) - return -EINVAL; - - return ieee80211_set_gen_ie(dev, pos, len); -} - - -static int ieee80211_ioctl_set_regulatory_domain(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_conf *conf = &local->hw.conf; - conf->regulatory_domain = param->u.set_regulatory_domain.rd; - return 0; -} - - -static int ieee80211_ioctl_set_radio_enabled(struct net_device *dev, - int val) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_conf *conf = &local->hw.conf; - - conf->radio_enabled = val; - return ieee80211_hw_config(dev->ieee80211_ptr); -} - -static int -ieee80211_ioctl_set_tx_queue_params(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_tx_queue_params qparam; - - if (!local->ops->conf_tx) { - printk(KERN_DEBUG "%s: low-level driver does not support TX " - "queue configuration\n", dev->name); - return -EOPNOTSUPP; - } - - memset(&qparam, 0, sizeof(qparam)); - qparam.aifs = param->u.tx_queue_params.aifs; - qparam.cw_min = param->u.tx_queue_params.cw_min; - qparam.cw_max = param->u.tx_queue_params.cw_max; - qparam.burst_time = param->u.tx_queue_params.burst_time; - - return local->ops->conf_tx(local_to_hw(local), - param->u.tx_queue_params.queue, - &qparam); -} - - -static int ieee80211_ioctl_get_tx_stats(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_tx_queue_stats stats; - int ret, i; - - if (!local->ops->get_tx_stats) - return -EOPNOTSUPP; - - memset(&stats, 0, sizeof(stats)); - ret = local->ops->get_tx_stats(local_to_hw(local), &stats); - if (ret) - return ret; - - for (i = 0; i < 4; i++) { - param->u.get_tx_stats.data[i].len = stats.data[i].len; - param->u.get_tx_stats.data[i].limit = stats.data[i].limit; - param->u.get_tx_stats.data[i].count = stats.data[i].count; - } - - return 0; -} - - -static int ieee80211_ioctl_set_channel_flag(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_hw_mode *mode; - struct ieee80211_channel *chan = NULL; - int i; - - list_for_each_entry(mode, &local->modes_list, list) { - if (mode->mode == param->u.set_channel_flag.mode) - goto found; - } - return -ENOENT; -found: - - for (i = 0; i < mode->num_channels; i++) { - chan = &mode->channels[i]; - if (chan->chan == param->u.set_channel_flag.chan) - break; - chan = NULL; - } - - if (!chan) - return -ENOENT; - - chan->flag = param->u.set_channel_flag.flag; - chan->power_level = param->u.set_channel_flag.power_level; - chan->antenna_max = param->u.set_channel_flag.antenna_max; - - return 0; -} - - -static int ieee80211_ioctl_set_quiet_params(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_conf *conf = &local->hw.conf; - - conf->quiet_duration = param->u.quiet.duration; - conf->quiet_offset = param->u.quiet.offset; - conf->quiet_period = param->u.quiet.period; - return 0; -} - - -static int ieee80211_ioctl_set_radar_params(struct net_device *dev, - struct prism2_hostapd_param *param) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_conf *conf = &local->hw.conf; - - conf->radar_firpwr_threshold = param->u.radar.radar_firpwr_threshold; - conf->radar_rssi_threshold = param->u.radar.radar_rssi_threshold; - conf->pulse_height_threshold = param->u.radar.pulse_height_threshold; - conf->pulse_rssi_threshold = param->u.radar.pulse_rssi_threshold; - conf->pulse_inband_threshold = param->u.radar.pulse_inband_threshold; - return 0; -} - - -static int ieee80211_ioctl_priv_hostapd(struct net_device *dev, - struct iw_point *p) -{ - struct prism2_hostapd_param *param; - int ret = 0; - - if (p->length < sizeof(struct prism2_hostapd_param) || - p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) { - printk(KERN_DEBUG "%s: hostapd ioctl: ptr=%p len=%d min=%d " - "max=%d\n", dev->name, p->pointer, p->length, - (int)sizeof(struct prism2_hostapd_param), - PRISM2_HOSTAPD_MAX_BUF_SIZE); - return -EINVAL; - } - - param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL); - if (!param) - return -ENOMEM; - - if (copy_from_user(param, p->pointer, p->length)) { - ret = -EFAULT; - goto out; - } - - switch (param->cmd) { - case PRISM2_HOSTAPD_FLUSH: - ret = ieee80211_ioctl_flush(dev, param); - break; - case PRISM2_HOSTAPD_ADD_STA: - ret = ieee80211_ioctl_add_sta(dev, param); - break; - case PRISM2_HOSTAPD_REMOVE_STA: - ret = ieee80211_ioctl_remove_sta(dev, param); - break; - case PRISM2_HOSTAPD_GET_INFO_STA: - ret = ieee80211_ioctl_get_info_sta(dev, param); - break; - case PRISM2_SET_ENCRYPTION: - ret = ieee80211_ioctl_set_encryption(dev, param, p->length); - break; - case PRISM2_GET_ENCRYPTION: - ret = ieee80211_ioctl_get_encryption(dev, param, p->length); - break; - case PRISM2_HOSTAPD_SET_FLAGS_STA: - ret = ieee80211_ioctl_set_flags_sta(dev, param); - break; - case PRISM2_HOSTAPD_SET_BEACON: - ret = ieee80211_ioctl_set_beacon(dev, param, p->length, 0); - break; - case PRISM2_HOSTAPD_GET_HW_FEATURES: - ret = ieee80211_ioctl_get_hw_features(dev, param, p->length); - break; - case PRISM2_HOSTAPD_SCAN: - ret = ieee80211_ioctl_scan(dev, param); - break; -#ifdef CONFIG_HOSTAPD_WPA_TESTING - case PRISM2_HOSTAPD_WPA_TRIGGER: - ret = ieee80211_ioctl_wpa_trigger(dev, param); - break; -#endif /* CONFIG_HOSTAPD_WPA_TESTING */ - case PRISM2_HOSTAPD_SET_RATE_SETS: - ret = ieee80211_ioctl_set_rate_sets(dev, param, p->length); - break; - case PRISM2_HOSTAPD_ADD_IF: - ret = ieee80211_ioctl_add_if(dev, param, p->length); - break; - case PRISM2_HOSTAPD_REMOVE_IF: - ret = ieee80211_ioctl_remove_if(dev, param); - break; - case PRISM2_HOSTAPD_GET_DOT11COUNTERSTABLE: - ret = ieee80211_ioctl_get_dot11counterstable(dev, param); - break; - case PRISM2_HOSTAPD_GET_LOAD_STATS: - ret = ieee80211_ioctl_get_load_stats(dev, param); - break; - case PRISM2_HOSTAPD_SET_STA_VLAN: - ret = ieee80211_ioctl_set_sta_vlan(dev, param); - break; - case PRISM2_HOSTAPD_SET_GENERIC_INFO_ELEM: - ret = ieee80211_ioctl_set_generic_info_elem(dev, param, - p->length); - break; - case PRISM2_HOSTAPD_SET_CHANNEL_FLAG: - ret = ieee80211_ioctl_set_channel_flag(dev, param); - break; - case PRISM2_HOSTAPD_SET_REGULATORY_DOMAIN: - ret = ieee80211_ioctl_set_regulatory_domain(dev, param); - break; - case PRISM2_HOSTAPD_SET_TX_QUEUE_PARAMS: - ret = ieee80211_ioctl_set_tx_queue_params(dev, param); - break; - case PRISM2_HOSTAPD_GET_TX_STATS: - ret = ieee80211_ioctl_get_tx_stats(dev, param); - break; - case PRISM2_HOSTAPD_UPDATE_IF: - ret = ieee80211_ioctl_update_if(dev, param, p->length); - break; - case PRISM2_HOSTAPD_SCAN_REQ: - ret = ieee80211_ioctl_scan_req(dev, param, p->length); - break; - case PRISM2_STA_GET_STATE: - ret = ieee80211_ioctl_sta_get_state(dev, param); - break; - case PRISM2_HOSTAPD_MLME: - ret = ieee80211_ioctl_mlme(dev, param); - break; - case PRISM2_HOSTAPD_FLUSH_IFS: - ret = ieee80211_ioctl_flush_ifs(dev, param); - break; - case PRISM2_HOSTAPD_SET_RADAR_PARAMS: - ret = ieee80211_ioctl_set_radar_params(dev, param); - break; - case PRISM2_HOSTAPD_SET_QUIET_PARAMS: - ret = ieee80211_ioctl_set_quiet_params(dev, param); - break; - default: - ret = -EOPNOTSUPP; - break; - } - - if (copy_to_user(p->pointer, param, p->length)) - ret = -EFAULT; - - out: - kfree(param); - - return ret; -} - - -static int ieee80211_ioctl_giwname(struct net_device *dev, - struct iw_request_info *info, - char *name, char *extra) -{ - struct ieee80211_local *local = 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 iw_range *range = (struct iw_range *) extra; - - data->length = sizeof(struct iw_range); - memset(range, 0, sizeof(struct iw_range)); - - range->we_version_compiled = WIRELESS_EXT; - range->we_version_source = 14; - 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->max_qual.qual = 100; - range->max_qual.level = 146; /* set floor at -110 dBm (146 - 256) */ - range->max_qual.noise = 146; - range->max_qual.updated = IW_QUAL_ALL_UPDATED; - - range->avg_qual.qual = 50; - range->avg_qual.level = 0; - range->avg_qual.noise = 0; - range->avg_qual.updated = IW_QUAL_ALL_UPDATED; - - return 0; -} - - -struct ieee80211_channel_range { - short start_freq; - short end_freq; - unsigned char power_level; - unsigned char antenna_max; -}; - -static const struct ieee80211_channel_range ieee80211_fcc_channels[] = { - { 2412, 2462, 27, 6 } /* IEEE 802.11b/g, channels 1..11 */, - { 5180, 5240, 17, 6 } /* IEEE 802.11a, channels 36..48 */, - { 5260, 5320, 23, 6 } /* IEEE 802.11a, channels 52..64 */, - { 5745, 5825, 30, 6 } /* IEEE 802.11a, channels 149..165, outdoor */, - { 0 } -}; - -static const struct ieee80211_channel_range ieee80211_mkk_channels[] = { - { 2412, 2472, 20, 6 } /* IEEE 802.11b/g, channels 1..13 */, - { 5170, 5240, 20, 6 } /* IEEE 802.11a, channels 34..48 */, - { 5260, 5320, 20, 6 } /* IEEE 802.11a, channels 52..64 */, - { 0 } -}; - - -static const struct ieee80211_channel_range *channel_range = - ieee80211_fcc_channels; - - -static void ieee80211_unmask_channel(struct net_device *dev, int mode, - struct ieee80211_channel *chan) -{ - int i; - - chan->flag = 0; - - if (ieee80211_regdom == 64 && - (mode == MODE_ATHEROS_TURBO || mode == MODE_ATHEROS_TURBOG)) { - /* Do not allow Turbo modes in Japan. */ - return; - } - - for (i = 0; channel_range[i].start_freq; i++) { - const struct ieee80211_channel_range *r = &channel_range[i]; - if (r->start_freq <= chan->freq && r->end_freq >= chan->freq) { - if (ieee80211_regdom == 64 && !ieee80211_japan_5ghz && - chan->freq >= 5260 && chan->freq <= 5320) { - /* - * Skip new channels in Japan since the - * firmware was not marked having been upgraded - * by the vendor. - */ - continue; - } - - if (ieee80211_regdom == 0x10 && - (chan->freq == 5190 || chan->freq == 5210 || - chan->freq == 5230)) { - /* Skip MKK channels when in FCC domain. */ - continue; - } - - chan->flag |= IEEE80211_CHAN_W_SCAN | - IEEE80211_CHAN_W_ACTIVE_SCAN | - IEEE80211_CHAN_W_IBSS; - chan->power_level = r->power_level; - chan->antenna_max = r->antenna_max; - - if (ieee80211_regdom == 64 && - (chan->freq == 5170 || chan->freq == 5190 || - chan->freq == 5210 || chan->freq == 5230)) { - /* - * New regulatory rules in Japan have backwards - * compatibility with old channels in 5.15-5.25 - * GHz band, but the station is not allowed to - * use active scan on these old channels. - */ - chan->flag &= ~IEEE80211_CHAN_W_ACTIVE_SCAN; - } - - if (ieee80211_regdom == 64 && - (chan->freq == 5260 || chan->freq == 5280 || - chan->freq == 5300 || chan->freq == 5320)) { - /* - * IBSS is not allowed on 5.25-5.35 GHz band - * due to radar detection requirements. - */ - chan->flag &= ~IEEE80211_CHAN_W_IBSS; - } - - break; - } - } -} - - -static int ieee80211_unmask_channels(struct net_device *dev) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_hw_mode *mode; - int c; - - list_for_each_entry(mode, &local->modes_list, list) { - for (c = 0; c < mode->num_channels; c++) { - ieee80211_unmask_channel(dev, mode->mode, - &mode->channels[c]); - } - } - return 0; -} - - -int ieee80211_init_client(struct net_device *dev) -{ - if (ieee80211_regdom == 0x40) - channel_range = ieee80211_mkk_channels; - ieee80211_unmask_channels(dev); - 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; - if (netif_running(dev)) - return -EBUSY; - - switch (*mode) { - case IW_MODE_MASTER: - type = IEEE80211_IF_TYPE_AP; - break; - case IW_MODE_INFRA: - type = IEEE80211_IF_TYPE_STA; - break; - case IW_MODE_ADHOC: - type = IEEE80211_IF_TYPE_IBSS; - break; - case IW_MODE_MONITOR: - type = IEEE80211_IF_TYPE_MNTR; - break; - case IW_MODE_REPEAT: - type = IEEE80211_IF_TYPE_WDS; - break; - default: - return -EINVAL; - } - - if (type != sdata->type) { - 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_ioctl_siwfreq(struct net_device *dev, - struct iw_request_info *info, - struct iw_freq *freq, char *extra) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_hw_mode *mode; - int c, nfreq, set = 0; - - /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ - if (freq->e == 0) - nfreq = -1; - else { - int i, div = 1000000; - for (i = 0; i < freq->e; i++) - div /= 10; - if (div > 0) - nfreq = freq->m / div; - else - return -EINVAL; - } - - list_for_each_entry(mode, &local->modes_list, list) { - for (c = 0; c < mode->num_channels; c++) { - struct ieee80211_channel *chan = &mode->channels[c]; - if (chan->flag & IEEE80211_CHAN_W_SCAN && - ((freq->e == 0 && chan->chan == freq->m) || - (freq->e > 0 && nfreq == chan->freq)) && - (local->enabled_modes & (1 << mode->mode))) { - /* Use next_mode as the mode preference to - * resolve non-unique channel numbers. */ - if (set && mode->mode != local->next_mode) - continue; - - local->hw.conf.channel = chan->chan; - local->hw.conf.channel_val = chan->val; - local->hw.conf.power_level = chan->power_level; - local->hw.conf.freq = chan->freq; - local->hw.conf.phymode = mode->mode; - local->hw.conf.antenna_max = chan->antenna_max; - set++; - } - } - } - - if (set) { - local->sta_scanning = 0; /* Abort possible scan */ - return ieee80211_hw_config(local); - } - - 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 = 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 = 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) { - 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; - } - return ieee80211_sta_set_ssid(dev, ssid, len); - } - - 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 = 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) { - if (local->user_space_mlme) { - memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data, - ETH_ALEN); - return 0; - } - return ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data); - } 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 = dev->ieee80211_ptr; - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - u8 *ssid = NULL; - size_t ssid_len = 0; - - if (!netif_running(dev)) - return -ENETDOWN; - - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { - if (sdata->type == IEEE80211_IF_TYPE_STA || - sdata->type == IEEE80211_IF_TYPE_IBSS) { - ssid = sdata->u.sta.ssid; - ssid_len = sdata->u.sta.ssid_len; - } else if (sdata->type == IEEE80211_IF_TYPE_AP) { - ssid = sdata->u.ap.ssid; - ssid_len = sdata->u.ap.ssid_len; - } else - return -EINVAL; - } - return ieee80211_sta_req_scan(dev, ssid, ssid_len); -} - - -static int ieee80211_ioctl_giwscan(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - int res; - struct ieee80211_local *local = 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_siwrts(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *rts, char *extra) -{ - struct ieee80211_local *local = 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 = 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 = 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 = 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 = 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 = dev->ieee80211_ptr; - - retry->disabled = 0; - if ((retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) - return -EINVAL; - if (retry->flags & IW_RETRY_MAX) { - retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; - retry->value = local->long_retry_limit; - } else { - 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; -} - - -static void ieee80211_ioctl_unmask_channels(struct ieee80211_local *local) -{ - struct ieee80211_hw_mode *mode; - int c; - - list_for_each_entry(mode, &local->modes_list, list) { - for (c = 0; c < mode->num_channels; c++) { - struct ieee80211_channel *chan = &mode->channels[c]; - chan->flag |= IEEE80211_CHAN_W_SCAN; - } - } -} - - -static int ieee80211_ioctl_test_mode(struct net_device *dev, int mode) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - int ret = -EOPNOTSUPP; - - if (mode == IEEE80211_TEST_UNMASK_CHANNELS) { - ieee80211_ioctl_unmask_channels(local); - ret = 0; - } - - if (local->ops->test_mode) - ret = local->ops->test_mode(local_to_hw(local), mode); - - return ret; -} - - -static int ieee80211_ioctl_clear_keys(struct net_device *dev) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_key_conf key; - int i; - u8 addr[ETH_ALEN]; - struct ieee80211_key_conf *keyconf; - struct ieee80211_sub_if_data *sdata; - struct sta_info *sta; - - memset(addr, 0xff, ETH_ALEN); - list_for_each_entry(sdata, &local->sub_if_list, list) { - for (i = 0; i < NUM_DEFAULT_KEYS; i++) { - keyconf = NULL; - if (sdata->keys[i] && - !sdata->keys[i]->force_sw_encrypt && - local->ops->set_key && - (keyconf = ieee80211_key_data2conf(local, - sdata->keys[i]))) - local->ops->set_key(local_to_hw(local), - DISABLE_KEY, addr, - keyconf, 0); - kfree(keyconf); - ieee80211_key_free(sdata->keys[i]); - sdata->keys[i] = NULL; - } - sdata->default_key = NULL; - } - - spin_lock_bh(&local->sta_lock); - list_for_each_entry(sta, &local->sta_list, list) { - keyconf = NULL; - if (sta->key && !sta->key->force_sw_encrypt && - local->ops->set_key && - (keyconf = ieee80211_key_data2conf(local, sta->key))) - local->ops->set_key(local_to_hw(local), DISABLE_KEY, - sta->addr, keyconf, sta->aid); - kfree(keyconf); - ieee80211_key_free(sta->key); - sta->key = NULL; - } - spin_unlock_bh(&local->sta_lock); - - memset(&key, 0, sizeof(key)); - if (local->ops->set_key && - local->ops->set_key(local_to_hw(local), REMOVE_ALL_KEYS, - NULL, &key, 0)) - printk(KERN_DEBUG "%s: failed to remove hwaccel keys\n", - dev->name); - - return 0; -} - - -static int -ieee80211_ioctl_force_unicast_rate(struct net_device *dev, - struct ieee80211_sub_if_data *sdata, - int rate) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - int i; - - if (sdata->type != IEEE80211_IF_TYPE_AP) - return -ENOENT; - - if (rate == 0) { - sdata->u.ap.force_unicast_rateidx = -1; - return 0; - } - - for (i = 0; i < local->num_curr_rates; i++) { - if (local->curr_rates[i].rate == rate) { - sdata->u.ap.force_unicast_rateidx = i; - return 0; - } - } - return -EINVAL; -} - - -static int -ieee80211_ioctl_max_ratectrl_rate(struct net_device *dev, - struct ieee80211_sub_if_data *sdata, - int rate) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - int i; - - if (sdata->type != IEEE80211_IF_TYPE_AP) - return -ENOENT; - - if (rate == 0) { - sdata->u.ap.max_ratectrl_rateidx = -1; - return 0; - } - - for (i = 0; i < local->num_curr_rates; i++) { - if (local->curr_rates[i].rate == rate) { - sdata->u.ap.max_ratectrl_rateidx = i; - return 0; - } - } - return -EINVAL; -} - - -static void ieee80211_key_enable_hwaccel(struct ieee80211_local *local, - struct ieee80211_key *key) -{ - struct ieee80211_key_conf *keyconf; - u8 addr[ETH_ALEN]; - - if (!key || key->alg != ALG_WEP || !key->force_sw_encrypt || - (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP)) - return; - - memset(addr, 0xff, ETH_ALEN); - keyconf = ieee80211_key_data2conf(local, key); - if (keyconf && local->ops->set_key && - local->ops->set_key(local_to_hw(local), - SET_KEY, addr, keyconf, 0) == 0) { - key->force_sw_encrypt = - !!(keyconf->flags & IEEE80211_KEY_FORCE_SW_ENCRYPT); - key->hw_key_idx = keyconf->hw_key_idx; - } - kfree(keyconf); -} - - -static void ieee80211_key_disable_hwaccel(struct ieee80211_local *local, - struct ieee80211_key *key) -{ - struct ieee80211_key_conf *keyconf; - u8 addr[ETH_ALEN]; - - if (!key || key->alg != ALG_WEP || key->force_sw_encrypt || - (local->hw.flags & IEEE80211_HW_DEVICE_HIDES_WEP)) - return; - - memset(addr, 0xff, ETH_ALEN); - keyconf = ieee80211_key_data2conf(local, key); - if (keyconf && local->ops->set_key) - local->ops->set_key(local_to_hw(local), DISABLE_KEY, - addr, keyconf, 0); - kfree(keyconf); - key->force_sw_encrypt = 1; -} - - -static int ieee80211_ioctl_default_wep_only(struct ieee80211_local *local, - int value) -{ - int i; - struct ieee80211_sub_if_data *sdata; - - local->default_wep_only = value; - 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]); - - return 0; -} - - -void ieee80211_update_default_wep_only(struct ieee80211_local *local) -{ - int i = 0; - struct ieee80211_sub_if_data *sdata; - - spin_lock_bh(&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) { - spin_unlock_bh(&local->sub_if_lock); - return; - } - - i++; - } - - if (i <= 1) - ieee80211_ioctl_default_wep_only(local, 1); - else - ieee80211_ioctl_default_wep_only(local, 0); - - spin_unlock_bh(&local->sub_if_lock); -} - - -static int ieee80211_ioctl_prism2_param(struct net_device *dev, - struct iw_request_info *info, - void *wrqu, char *extra) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - struct ieee80211_sub_if_data *sdata; - int *i = (int *) extra; - int param = *i; - int value = *(i + 1); - int ret = 0; - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - switch (param) { - case PRISM2_PARAM_HOST_ENCRYPT: - case PRISM2_PARAM_HOST_DECRYPT: - /* TODO: implement these; return success now to prevent - * hostapd from aborting */ - break; - - case PRISM2_PARAM_BEACON_INT: - local->hw.conf.beacon_int = value; - if (ieee80211_hw_config(local)) - ret = -EINVAL; - break; - - case PRISM2_PARAM_AP_BRIDGE_PACKETS: - local->bridge_packets = value; - break; - - case PRISM2_PARAM_AP_AUTH_ALGS: - if (sdata->type == IEEE80211_IF_TYPE_STA || - sdata->type == IEEE80211_IF_TYPE_IBSS) { - sdata->u.sta.auth_algs = value; - } else - ret = -EOPNOTSUPP; - break; - - case PRISM2_PARAM_DTIM_PERIOD: - if (value < 1) - ret = -EINVAL; - else if (sdata->type != IEEE80211_IF_TYPE_AP) - ret = -ENOENT; - else - sdata->u.ap.dtim_period = value; - break; - - case PRISM2_PARAM_IEEE_802_1X: - sdata->ieee802_1x = value; - if (local->ops->set_ieee8021x && - local->ops->set_ieee8021x(local_to_hw(local), value)) - printk(KERN_DEBUG "%s: failed to set IEEE 802.1X (%d) " - "for low-level driver\n", dev->name, value); - break; - - case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES: - local->cts_protect_erp_frames = value; - break; - - case PRISM2_PARAM_DROP_UNENCRYPTED: - sdata->drop_unencrypted = value; - break; - - case PRISM2_PARAM_PREAMBLE: - local->short_preamble = value; - break; - - case PRISM2_PARAM_STAT_TIME: - if (!local->stat_time && value) { - local->stat_timer.expires = jiffies + HZ * value / 100; - add_timer(&local->stat_timer); - } else if (local->stat_time && !value) { - del_timer_sync(&local->stat_timer); - } - local->stat_time = value; - break; - case PRISM2_PARAM_SHORT_SLOT_TIME: - if (value) - local->hw.conf.flags |= IEEE80211_CONF_SHORT_SLOT_TIME; - else - local->hw.conf.flags &= ~IEEE80211_CONF_SHORT_SLOT_TIME; - if (ieee80211_hw_config(local)) - ret = -EINVAL; - break; - - case PRISM2_PARAM_PRIVACY_INVOKED: - if (local->ops->set_privacy_invoked) - ret = local->ops->set_privacy_invoked( - local_to_hw(local), value); - break; - - case PRISM2_PARAM_TEST_MODE: - ret = ieee80211_ioctl_test_mode(dev, value); - break; - - case PRISM2_PARAM_NEXT_MODE: - local->next_mode = value; - break; - - case PRISM2_PARAM_CLEAR_KEYS: - ret = ieee80211_ioctl_clear_keys(dev); - break; - - case PRISM2_PARAM_RADIO_ENABLED: - ret = ieee80211_ioctl_set_radio_enabled(dev, value); - break; - - case PRISM2_PARAM_ANTENNA_SEL: - local->hw.conf.antenna_sel = value; - if (ieee80211_hw_config(local)) - ret = -EINVAL; - break; - - case PRISM2_PARAM_ANTENNA_MODE: - local->hw.conf.antenna_mode = value; - if (ieee80211_hw_config(local)) - ret = -EINVAL; - break; - - case PRISM2_PARAM_BROADCAST_SSID: - if ((value < 0) || (value > 1)) - ret = -EINVAL; - else if (value) - local->hw.conf.flags |= IEEE80211_CONF_SSID_HIDDEN; - else - local->hw.conf.flags &= ~IEEE80211_CONF_SSID_HIDDEN; - break; - - case PRISM2_PARAM_STA_ANTENNA_SEL: - local->sta_antenna_sel = value; - break; - - case PRISM2_PARAM_FORCE_UNICAST_RATE: - ret = ieee80211_ioctl_force_unicast_rate(dev, sdata, value); - break; - - case PRISM2_PARAM_MAX_RATECTRL_RATE: - ret = ieee80211_ioctl_max_ratectrl_rate(dev, sdata, value); - break; - - case PRISM2_PARAM_RATE_CTRL_NUM_UP: - local->rate_ctrl_num_up = value; - break; - - case PRISM2_PARAM_RATE_CTRL_NUM_DOWN: - local->rate_ctrl_num_down = value; - break; - - case PRISM2_PARAM_TX_POWER_REDUCTION: - if (value < 0) - ret = -EINVAL; - else - local->hw.conf.tx_power_reduction = value; - break; - - case PRISM2_PARAM_EAPOL: - sdata->eapol = value; - break; - - case PRISM2_PARAM_KEY_TX_RX_THRESHOLD: - local->key_tx_rx_threshold = value; - break; - - case PRISM2_PARAM_KEY_INDEX: - if (value < 0 || value >= NUM_DEFAULT_KEYS) - ret = -EINVAL; - else if (!sdata->keys[value]) - ret = -ENOENT; - else - sdata->default_key = sdata->keys[value]; - break; - - case PRISM2_PARAM_DEFAULT_WEP_ONLY: - ret = ieee80211_ioctl_default_wep_only(local, value); - break; - - case PRISM2_PARAM_WIFI_WME_NOACK_TEST: - local->wifi_wme_noack_test = value; - break; - - case PRISM2_PARAM_ALLOW_BROADCAST_ALWAYS: - local->allow_broadcast_always = value; - break; - - case PRISM2_PARAM_SCAN_FLAGS: - local->scan_flags = value; - break; - - case PRISM2_PARAM_MIXED_CELL: - if (sdata->type != IEEE80211_IF_TYPE_STA && - sdata->type != IEEE80211_IF_TYPE_IBSS) - ret = -EINVAL; - else - sdata->u.sta.mixed_cell = !!value; - break; - - case PRISM2_PARAM_KEY_MGMT: - if (sdata->type != IEEE80211_IF_TYPE_STA) - ret = -EINVAL; - else - sdata->u.sta.key_mgmt = value; - break; - - case PRISM2_PARAM_HW_MODES: - local->enabled_modes = value; - break; - - case PRISM2_PARAM_CREATE_IBSS: - if (sdata->type != IEEE80211_IF_TYPE_IBSS) - ret = -EINVAL; - else - sdata->u.sta.create_ibss = !!value; - break; - case PRISM2_PARAM_WMM_ENABLED: - if (sdata->type != IEEE80211_IF_TYPE_STA && - sdata->type != IEEE80211_IF_TYPE_IBSS) - ret = -EINVAL; - else - sdata->u.sta.wmm_enabled = !!value; - break; - case PRISM2_PARAM_RADAR_DETECT: - local->hw.conf.radar_detect = value; - break; - case PRISM2_PARAM_SPECTRUM_MGMT: - local->hw.conf.spect_mgmt = value; - break; - case PRISM2_PARAM_MGMT_IF: - if (value == 1) { - if (!local->apdev) - ret = ieee80211_if_add_mgmt(local); - } else if (value == 0) { - if (local->apdev) - ieee80211_if_del_mgmt(local); - } else - ret = -EINVAL; - break; - case PRISM2_PARAM_USER_SPACE_MLME: - local->user_space_mlme = value; - break; - default: - ret = -EOPNOTSUPP; - break; - } - - 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 = 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_BEACON_INT: - *param = local->hw.conf.beacon_int; - break; - - case PRISM2_PARAM_AP_BRIDGE_PACKETS: - *param = local->bridge_packets; - break; - - case PRISM2_PARAM_AP_AUTH_ALGS: - if (sdata->type == IEEE80211_IF_TYPE_STA || - sdata->type == IEEE80211_IF_TYPE_IBSS) { - *param = sdata->u.sta.auth_algs; - } else - ret = -EOPNOTSUPP; - break; - - case PRISM2_PARAM_DTIM_PERIOD: - if (sdata->type != IEEE80211_IF_TYPE_AP) - ret = -ENOENT; - else - *param = sdata->u.ap.dtim_period; - break; - - case PRISM2_PARAM_IEEE_802_1X: - *param = sdata->ieee802_1x; - break; - - case PRISM2_PARAM_CTS_PROTECT_ERP_FRAMES: - *param = local->cts_protect_erp_frames; - break; - - case PRISM2_PARAM_DROP_UNENCRYPTED: - *param = sdata->drop_unencrypted; - 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_SEL: - *param = local->hw.conf.antenna_sel; - break; - - case PRISM2_PARAM_ANTENNA_MODE: - *param = local->hw.conf.antenna_mode; - break; - - case PRISM2_PARAM_BROADCAST_SSID: - *param = !!(local->hw.conf.flags & IEEE80211_CONF_SSID_HIDDEN); - break; - - case PRISM2_PARAM_STA_ANTENNA_SEL: - *param = local->sta_antenna_sel; - break; - - case PRISM2_PARAM_RATE_CTRL_NUM_UP: - *param = local->rate_ctrl_num_up; - break; - - case PRISM2_PARAM_RATE_CTRL_NUM_DOWN: - *param = local->rate_ctrl_num_down; - break; - - case PRISM2_PARAM_TX_POWER_REDUCTION: - *param = local->hw.conf.tx_power_reduction; - break; - - case PRISM2_PARAM_EAPOL: - *param = sdata->eapol; - break; - - case PRISM2_PARAM_KEY_TX_RX_THRESHOLD: - *param = local->key_tx_rx_threshold; - break; - - case PRISM2_PARAM_KEY_INDEX: - if (!sdata->default_key) - ret = -ENOENT; - else if (sdata->default_key == sdata->keys[0]) - *param = 0; - else if (sdata->default_key == sdata->keys[1]) - *param = 1; - else if (sdata->default_key == sdata->keys[2]) - *param = 2; - else if (sdata->default_key == sdata->keys[3]) - *param = 3; - else - ret = -ENOENT; - break; - - 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_ALLOW_BROADCAST_ALWAYS: - *param = local->allow_broadcast_always; - 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_KEY_MGMT: - if (sdata->type != IEEE80211_IF_TYPE_STA) - ret = -EINVAL; - else - *param = sdata->u.sta.key_mgmt; - break; - case PRISM2_PARAM_WMM_ENABLED: - if (sdata->type != IEEE80211_IF_TYPE_STA && - sdata->type != IEEE80211_IF_TYPE_IBSS) - ret = -EINVAL; - else - *param = !!sdata->u.sta.wmm_enabled; - break; - case PRISM2_PARAM_MGMT_IF: - if (local->apdev) - *param = local->apdev->ifindex; - else - ret = -ENOENT; - break; - case PRISM2_PARAM_USER_SPACE_MLME: - *param = local->user_space_mlme; - break; - - default: - ret = -EOPNOTSUPP; - break; - } - - return ret; -} - - -static int ieee80211_ioctl_test_param(struct net_device *dev, - struct iw_request_info *info, - void *wrqu, char *extra) -{ - struct ieee80211_local *local = dev->ieee80211_ptr; - int *i = (int *) extra; - int param = *i; - int value = *(i + 1); - - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - if (local->ops->test_param) - return local->ops->test_param(local_to_hw(local), - param, value); - - return -EOPNOTSUPP; -} - - -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 < 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--; - - 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]) { - if (sdata->default_key) - ieee80211_key_sysfs_remove_default(sdata); - sdata->default_key = sdata->keys[idx]; - if (sdata->default_key) - ieee80211_key_sysfs_add_default(sdata); - } - return 0; - } - - return ieee80211_set_encryption( - dev, bcaddr, - idx, alg, - !sdata->default_key, - NULL, 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_siwgenie(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - return ieee80211_set_gen_ie(dev, extra, data->length); -} - - -static int ieee80211_ioctl_siwauth(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *data, char *extra) -{ - struct ieee80211_local *local = 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 *net_dev) -{ - struct ieee80211_local *local = net_dev->ieee80211_ptr; - struct iw_statistics * wstats = &local->wstats; - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(net_dev); - struct sta_info *sta; - static int tmp_level = 0; - static int tmp_qual = 0; - - 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 { - if (!tmp_level) { /* get initial values */ - tmp_level = sta->last_signal; - tmp_qual = sta->last_rssi; - } else { /* smooth results */ - tmp_level = (15 * tmp_level + sta->last_signal)/16; - tmp_qual = (15 * tmp_qual + sta->last_rssi)/16; - } - wstats->qual.level = tmp_level; - wstats->qual.qual = 100*tmp_qual/local->hw.maxssi; - wstats->qual.noise = sta->last_noise; - wstats->qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - 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, - NULL, ext->key, ext->key_len); -} - - -static const struct iw_priv_args ieee80211_ioctl_priv[] = { - { PRISM2_IOCTL_PRISM2_PARAM, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "param" }, - { PRISM2_IOCTL_GET_PRISM2_PARAM, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_param" }, - { PRISM2_IOCTL_TEST_PARAM, - IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "test_param" }, -}; - - -int ieee80211_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct iwreq *wrq = (struct iwreq *) rq; - int ret = 0; - - switch (cmd) { - /* Private ioctls (iwpriv) that have not yet been converted - * into new wireless extensions API */ - case PRISM2_IOCTL_TEST_PARAM: - ret = ieee80211_ioctl_test_param(dev, NULL, &wrq->u, - (char *) &wrq->u); - break; - case PRISM2_IOCTL_HOSTAPD: - if (!capable(CAP_NET_ADMIN)) ret = -EPERM; - else ret = ieee80211_ioctl_priv_hostapd(dev, &wrq->u.data); - break; - default: - ret = -EOPNOTSUPP; - break; - } - - return ret; -} - - -/* 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) NULL, /* SIOCSIWRATE */ - (iw_handler) NULL, /* 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 = sizeof(ieee80211_handler) / sizeof(iw_handler), - .num_private = sizeof(ieee80211_private_handler) / - sizeof(iw_handler), - .num_private_args = sizeof(ieee80211_ioctl_priv) / - sizeof(struct iw_priv_args), - .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, -}; - -/* Wireless handlers for master interface */ - -static const iw_handler ieee80211_master_handler[] = -{ - [SIOCGIWNAME - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwname, - [SIOCSIWFREQ - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwfreq, - [SIOCGIWFREQ - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwfreq, - [SIOCGIWRANGE - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwrange, - [SIOCSIWRTS - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwrts, - [SIOCGIWRTS - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwrts, - [SIOCSIWFRAG - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwfrag, - [SIOCGIWFRAG - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwfrag, - [SIOCSIWRETRY - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_siwretry, - [SIOCGIWRETRY - SIOCIWFIRST] = (iw_handler) ieee80211_ioctl_giwretry, -}; - -const struct iw_handler_def ieee80211_iw_master_handler_def = -{ - .num_standard = sizeof(ieee80211_master_handler) / sizeof(iw_handler), - .standard = ieee80211_master_handler, -}; |