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Diffstat (limited to 'net/ieee80211/ieee80211_wx.c')
-rw-r--r--net/ieee80211/ieee80211_wx.c760
1 files changed, 0 insertions, 760 deletions
diff --git a/net/ieee80211/ieee80211_wx.c b/net/ieee80211/ieee80211_wx.c
deleted file mode 100644
index 31ea3abfc327..000000000000
--- a/net/ieee80211/ieee80211_wx.c
+++ /dev/null
@@ -1,760 +0,0 @@
-/******************************************************************************
-
- Copyright(c) 2004-2005 Intel Corporation. All rights reserved.
-
- Portions of this file are based on the WEP enablement code provided by the
- Host AP project hostap-drivers v0.1.3
- Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
- <j@w1.fi>
- Copyright (c) 2002-2003, Jouni Malinen <j@w1.fi>
-
- This program is free software; you can redistribute it and/or modify it
- under the terms of version 2 of the GNU General Public License as
- published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful, but WITHOUT
- ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- more details.
-
- You should have received a copy of the GNU General Public License along with
- this program; if not, write to the Free Software Foundation, Inc., 59
- Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- The full GNU General Public License is included in this distribution in the
- file called LICENSE.
-
- Contact Information:
- James P. Ketrenos <ipw2100-admin@linux.intel.com>
- Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
-
-******************************************************************************/
-
-#include <linux/kmod.h>
-#include <linux/module.h>
-#include <linux/jiffies.h>
-
-#include <net/lib80211.h>
-#include <net/ieee80211.h>
-#include <linux/wireless.h>
-
-static const char *ieee80211_modes[] = {
- "?", "a", "b", "ab", "g", "ag", "bg", "abg"
-};
-
-#define MAX_CUSTOM_LEN 64
-static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
- char *start, char *stop,
- struct ieee80211_network *network,
- struct iw_request_info *info)
-{
- char custom[MAX_CUSTOM_LEN];
- char *p;
- struct iw_event iwe;
- int i, j;
- char *current_val; /* For rates */
- u8 rate;
-
- /* First entry *MUST* be the AP MAC address */
- iwe.cmd = SIOCGIWAP;
- iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN);
- start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN);
-
- /* Remaining entries will be displayed in the order we provide them */
-
- /* Add the ESSID */
- iwe.cmd = SIOCGIWESSID;
- iwe.u.data.flags = 1;
- iwe.u.data.length = min(network->ssid_len, (u8) 32);
- start = iwe_stream_add_point(info, start, stop,
- &iwe, network->ssid);
-
- /* Add the protocol name */
- iwe.cmd = SIOCGIWNAME;
- snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11%s",
- ieee80211_modes[network->mode]);
- start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_CHAR_LEN);
-
- /* Add mode */
- iwe.cmd = SIOCGIWMODE;
- if (network->capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
- if (network->capability & WLAN_CAPABILITY_ESS)
- iwe.u.mode = IW_MODE_MASTER;
- else
- iwe.u.mode = IW_MODE_ADHOC;
-
- start = iwe_stream_add_event(info, start, stop,
- &iwe, IW_EV_UINT_LEN);
- }
-
- /* Add channel and frequency */
- /* Note : userspace automatically computes channel using iwrange */
- iwe.cmd = SIOCGIWFREQ;
- iwe.u.freq.m = ieee80211_channel_to_freq(ieee, network->channel);
- iwe.u.freq.e = 6;
- iwe.u.freq.i = 0;
- start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN);
-
- /* Add encryption capability */
- iwe.cmd = SIOCGIWENCODE;
- if (network->capability & WLAN_CAPABILITY_PRIVACY)
- iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
- else
- iwe.u.data.flags = IW_ENCODE_DISABLED;
- iwe.u.data.length = 0;
- start = iwe_stream_add_point(info, start, stop,
- &iwe, network->ssid);
-
- /* Add basic and extended rates */
- /* Rate : stuffing multiple values in a single event require a bit
- * more of magic - Jean II */
- current_val = start + iwe_stream_lcp_len(info);
- iwe.cmd = SIOCGIWRATE;
- /* Those two flags are ignored... */
- iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
-
- for (i = 0, j = 0; i < network->rates_len;) {
- if (j < network->rates_ex_len &&
- ((network->rates_ex[j] & 0x7F) <
- (network->rates[i] & 0x7F)))
- rate = network->rates_ex[j++] & 0x7F;
- else
- rate = network->rates[i++] & 0x7F;
- /* Bit rate given in 500 kb/s units (+ 0x80) */
- iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
- /* Add new value to event */
- current_val = iwe_stream_add_value(info, start, current_val,
- stop, &iwe, IW_EV_PARAM_LEN);
- }
- for (; j < network->rates_ex_len; j++) {
- rate = network->rates_ex[j] & 0x7F;
- /* Bit rate given in 500 kb/s units (+ 0x80) */
- iwe.u.bitrate.value = ((rate & 0x7f) * 500000);
- /* Add new value to event */
- current_val = iwe_stream_add_value(info, start, current_val,
- stop, &iwe, IW_EV_PARAM_LEN);
- }
- /* Check if we added any rate */
- if ((current_val - start) > iwe_stream_lcp_len(info))
- start = current_val;
-
- /* Add quality statistics */
- iwe.cmd = IWEVQUAL;
- iwe.u.qual.updated = IW_QUAL_QUAL_UPDATED | IW_QUAL_LEVEL_UPDATED |
- IW_QUAL_NOISE_UPDATED;
-
- if (!(network->stats.mask & IEEE80211_STATMASK_RSSI)) {
- iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID |
- IW_QUAL_LEVEL_INVALID;
- iwe.u.qual.qual = 0;
- } else {
- if (ieee->perfect_rssi == ieee->worst_rssi)
- iwe.u.qual.qual = 100;
- else
- iwe.u.qual.qual =
- (100 *
- (ieee->perfect_rssi - ieee->worst_rssi) *
- (ieee->perfect_rssi - ieee->worst_rssi) -
- (ieee->perfect_rssi - network->stats.rssi) *
- (15 * (ieee->perfect_rssi - ieee->worst_rssi) +
- 62 * (ieee->perfect_rssi -
- network->stats.rssi))) /
- ((ieee->perfect_rssi -
- ieee->worst_rssi) * (ieee->perfect_rssi -
- ieee->worst_rssi));
- if (iwe.u.qual.qual > 100)
- iwe.u.qual.qual = 100;
- else if (iwe.u.qual.qual < 1)
- iwe.u.qual.qual = 0;
- }
-
- if (!(network->stats.mask & IEEE80211_STATMASK_NOISE)) {
- iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID;
- iwe.u.qual.noise = 0;
- } else {
- iwe.u.qual.noise = network->stats.noise;
- }
-
- if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL)) {
- iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
- iwe.u.qual.level = 0;
- } else {
- iwe.u.qual.level = network->stats.signal;
- }
-
- start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN);
-
- iwe.cmd = IWEVCUSTOM;
- p = custom;
-
- iwe.u.data.length = p - custom;
- if (iwe.u.data.length)
- start = iwe_stream_add_point(info, start, stop, &iwe, custom);
-
- memset(&iwe, 0, sizeof(iwe));
- if (network->wpa_ie_len) {
- char buf[MAX_WPA_IE_LEN];
- memcpy(buf, network->wpa_ie, network->wpa_ie_len);
- iwe.cmd = IWEVGENIE;
- iwe.u.data.length = network->wpa_ie_len;
- start = iwe_stream_add_point(info, start, stop, &iwe, buf);
- }
-
- memset(&iwe, 0, sizeof(iwe));
- if (network->rsn_ie_len) {
- char buf[MAX_WPA_IE_LEN];
- memcpy(buf, network->rsn_ie, network->rsn_ie_len);
- iwe.cmd = IWEVGENIE;
- iwe.u.data.length = network->rsn_ie_len;
- start = iwe_stream_add_point(info, start, stop, &iwe, buf);
- }
-
- /* Add EXTRA: Age to display seconds since last beacon/probe response
- * for given network. */
- iwe.cmd = IWEVCUSTOM;
- p = custom;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
- " Last beacon: %dms ago",
- jiffies_to_msecs(jiffies - network->last_scanned));
- iwe.u.data.length = p - custom;
- if (iwe.u.data.length)
- start = iwe_stream_add_point(info, start, stop, &iwe, custom);
-
- /* Add spectrum management information */
- iwe.cmd = -1;
- p = custom;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Channel flags: ");
-
- if (ieee80211_get_channel_flags(ieee, network->channel) &
- IEEE80211_CH_INVALID) {
- iwe.cmd = IWEVCUSTOM;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "INVALID ");
- }
-
- if (ieee80211_get_channel_flags(ieee, network->channel) &
- IEEE80211_CH_RADAR_DETECT) {
- iwe.cmd = IWEVCUSTOM;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), "DFS ");
- }
-
- if (iwe.cmd == IWEVCUSTOM) {
- iwe.u.data.length = p - custom;
- start = iwe_stream_add_point(info, start, stop, &iwe, custom);
- }
-
- return start;
-}
-
-#define SCAN_ITEM_SIZE 128
-
-int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct ieee80211_network *network;
- unsigned long flags;
- int err = 0;
-
- char *ev = extra;
- char *stop = ev + wrqu->data.length;
- int i = 0;
- DECLARE_SSID_BUF(ssid);
-
- IEEE80211_DEBUG_WX("Getting scan\n");
-
- spin_lock_irqsave(&ieee->lock, flags);
-
- list_for_each_entry(network, &ieee->network_list, list) {
- i++;
- if (stop - ev < SCAN_ITEM_SIZE) {
- err = -E2BIG;
- break;
- }
-
- if (ieee->scan_age == 0 ||
- time_after(network->last_scanned + ieee->scan_age, jiffies))
- ev = ieee80211_translate_scan(ieee, ev, stop, network,
- info);
- else
- IEEE80211_DEBUG_SCAN("Not showing network '%s ("
- "%pM)' due to age (%dms).\n",
- print_ssid(ssid, network->ssid,
- network->ssid_len),
- network->bssid,
- jiffies_to_msecs(jiffies -
- network->
- last_scanned));
- }
-
- spin_unlock_irqrestore(&ieee->lock, flags);
-
- wrqu->data.length = ev - extra;
- wrqu->data.flags = 0;
-
- IEEE80211_DEBUG_WX("exit: %d networks returned.\n", i);
-
- return err;
-}
-
-int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *keybuf)
-{
- struct iw_point *erq = &(wrqu->encoding);
- struct net_device *dev = ieee->dev;
- struct ieee80211_security sec = {
- .flags = 0
- };
- int i, key, key_provided, len;
- struct lib80211_crypt_data **crypt;
- int host_crypto = ieee->host_encrypt || ieee->host_decrypt || ieee->host_build_iv;
- DECLARE_SSID_BUF(ssid);
-
- IEEE80211_DEBUG_WX("SET_ENCODE\n");
-
- key = erq->flags & IW_ENCODE_INDEX;
- if (key) {
- if (key > WEP_KEYS)
- return -EINVAL;
- key--;
- key_provided = 1;
- } else {
- key_provided = 0;
- key = ieee->crypt_info.tx_keyidx;
- }
-
- IEEE80211_DEBUG_WX("Key: %d [%s]\n", key, key_provided ?
- "provided" : "default");
-
- crypt = &ieee->crypt_info.crypt[key];
-
- if (erq->flags & IW_ENCODE_DISABLED) {
- if (key_provided && *crypt) {
- IEEE80211_DEBUG_WX("Disabling encryption on key %d.\n",
- key);
- lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
- } else
- IEEE80211_DEBUG_WX("Disabling encryption.\n");
-
- /* Check all the keys to see if any are still configured,
- * and if no key index was provided, de-init them all */
- for (i = 0; i < WEP_KEYS; i++) {
- if (ieee->crypt_info.crypt[i] != NULL) {
- if (key_provided)
- break;
- lib80211_crypt_delayed_deinit(&ieee->crypt_info,
- &ieee->crypt_info.crypt[i]);
- }
- }
-
- if (i == WEP_KEYS) {
- sec.enabled = 0;
- sec.encrypt = 0;
- sec.level = SEC_LEVEL_0;
- sec.flags |= SEC_ENABLED | SEC_LEVEL | SEC_ENCRYPT;
- }
-
- goto done;
- }
-
- sec.enabled = 1;
- sec.encrypt = 1;
- sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
-
- if (*crypt != NULL && (*crypt)->ops != NULL &&
- strcmp((*crypt)->ops->name, "WEP") != 0) {
- /* changing to use WEP; deinit previously used algorithm
- * on this key */
- lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
- }
-
- if (*crypt == NULL && host_crypto) {
- struct lib80211_crypt_data *new_crypt;
-
- /* take WEP into use */
- new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
- GFP_KERNEL);
- if (new_crypt == NULL)
- return -ENOMEM;
- new_crypt->ops = lib80211_get_crypto_ops("WEP");
- if (!new_crypt->ops) {
- request_module("lib80211_crypt_wep");
- new_crypt->ops = lib80211_get_crypto_ops("WEP");
- }
-
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
- new_crypt->priv = new_crypt->ops->init(key);
-
- if (!new_crypt->ops || !new_crypt->priv) {
- kfree(new_crypt);
- new_crypt = NULL;
-
- printk(KERN_WARNING "%s: could not initialize WEP: "
- "load module lib80211_crypt_wep\n", dev->name);
- return -EOPNOTSUPP;
- }
- *crypt = new_crypt;
- }
-
- /* If a new key was provided, set it up */
- if (erq->length > 0) {
-#ifdef CONFIG_IEEE80211_DEBUG
- DECLARE_SSID_BUF(ssid);
-#endif
-
- len = erq->length <= 5 ? 5 : 13;
- memcpy(sec.keys[key], keybuf, erq->length);
- if (len > erq->length)
- memset(sec.keys[key] + erq->length, 0,
- len - erq->length);
- IEEE80211_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n",
- key, print_ssid(ssid, sec.keys[key], len),
- erq->length, len);
- sec.key_sizes[key] = len;
- if (*crypt)
- (*crypt)->ops->set_key(sec.keys[key], len, NULL,
- (*crypt)->priv);
- sec.flags |= (1 << key);
- /* This ensures a key will be activated if no key is
- * explicitly set */
- if (key == sec.active_key)
- sec.flags |= SEC_ACTIVE_KEY;
-
- } else {
- if (host_crypto) {
- len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN,
- NULL, (*crypt)->priv);
- if (len == 0) {
- /* Set a default key of all 0 */
- IEEE80211_DEBUG_WX("Setting key %d to all "
- "zero.\n", key);
- memset(sec.keys[key], 0, 13);
- (*crypt)->ops->set_key(sec.keys[key], 13, NULL,
- (*crypt)->priv);
- sec.key_sizes[key] = 13;
- sec.flags |= (1 << key);
- }
- }
- /* No key data - just set the default TX key index */
- if (key_provided) {
- IEEE80211_DEBUG_WX("Setting key %d to default Tx "
- "key.\n", key);
- ieee->crypt_info.tx_keyidx = key;
- sec.active_key = key;
- sec.flags |= SEC_ACTIVE_KEY;
- }
- }
- if (erq->flags & (IW_ENCODE_OPEN | IW_ENCODE_RESTRICTED)) {
- ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED);
- sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN :
- WLAN_AUTH_SHARED_KEY;
- sec.flags |= SEC_AUTH_MODE;
- IEEE80211_DEBUG_WX("Auth: %s\n",
- sec.auth_mode == WLAN_AUTH_OPEN ?
- "OPEN" : "SHARED KEY");
- }
-
- /* For now we just support WEP, so only set that security level...
- * TODO: When WPA is added this is one place that needs to change */
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_1; /* 40 and 104 bit WEP */
- sec.encode_alg[key] = SEC_ALG_WEP;
-
- done:
- if (ieee->set_security)
- ieee->set_security(dev, &sec);
-
- /* Do not reset port if card is in Managed mode since resetting will
- * generate new IEEE 802.11 authentication which may end up in looping
- * with IEEE 802.1X. If your hardware requires a reset after WEP
- * configuration (for example... Prism2), implement the reset_port in
- * the callbacks structures used to initialize the 802.11 stack. */
- if (ieee->reset_on_keychange &&
- ieee->iw_mode != IW_MODE_INFRA &&
- ieee->reset_port && ieee->reset_port(dev)) {
- printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
- return -EINVAL;
- }
- return 0;
-}
-
-int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *keybuf)
-{
- struct iw_point *erq = &(wrqu->encoding);
- int len, key;
- struct lib80211_crypt_data *crypt;
- struct ieee80211_security *sec = &ieee->sec;
-
- IEEE80211_DEBUG_WX("GET_ENCODE\n");
-
- key = erq->flags & IW_ENCODE_INDEX;
- if (key) {
- if (key > WEP_KEYS)
- return -EINVAL;
- key--;
- } else
- key = ieee->crypt_info.tx_keyidx;
-
- crypt = ieee->crypt_info.crypt[key];
- erq->flags = key + 1;
-
- if (!sec->enabled) {
- erq->length = 0;
- erq->flags |= IW_ENCODE_DISABLED;
- return 0;
- }
-
- len = sec->key_sizes[key];
- memcpy(keybuf, sec->keys[key], len);
-
- erq->length = len;
- erq->flags |= IW_ENCODE_ENABLED;
-
- if (ieee->open_wep)
- erq->flags |= IW_ENCODE_OPEN;
- else
- erq->flags |= IW_ENCODE_RESTRICTED;
-
- return 0;
-}
-
-int ieee80211_wx_set_encodeext(struct ieee80211_device *ieee,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct net_device *dev = ieee->dev;
- struct iw_point *encoding = &wrqu->encoding;
- struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
- int i, idx, ret = 0;
- int group_key = 0;
- const char *alg, *module;
- struct lib80211_crypto_ops *ops;
- struct lib80211_crypt_data **crypt;
-
- struct ieee80211_security sec = {
- .flags = 0,
- };
-
- idx = encoding->flags & IW_ENCODE_INDEX;
- if (idx) {
- if (idx < 1 || idx > WEP_KEYS)
- return -EINVAL;
- idx--;
- } else
- idx = ieee->crypt_info.tx_keyidx;
-
- if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
- crypt = &ieee->crypt_info.crypt[idx];
- group_key = 1;
- } else {
- /* some Cisco APs use idx>0 for unicast in dynamic WEP */
- if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP)
- return -EINVAL;
- if (ieee->iw_mode == IW_MODE_INFRA)
- crypt = &ieee->crypt_info.crypt[idx];
- else
- return -EINVAL;
- }
-
- sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
- if ((encoding->flags & IW_ENCODE_DISABLED) ||
- ext->alg == IW_ENCODE_ALG_NONE) {
- if (*crypt)
- lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
-
- for (i = 0; i < WEP_KEYS; i++)
- if (ieee->crypt_info.crypt[i] != NULL)
- break;
-
- if (i == WEP_KEYS) {
- sec.enabled = 0;
- sec.encrypt = 0;
- sec.level = SEC_LEVEL_0;
- sec.flags |= SEC_LEVEL;
- }
- goto done;
- }
-
- sec.enabled = 1;
- sec.encrypt = 1;
-
- if (group_key ? !ieee->host_mc_decrypt :
- !(ieee->host_encrypt || ieee->host_decrypt ||
- ieee->host_encrypt_msdu))
- goto skip_host_crypt;
-
- switch (ext->alg) {
- case IW_ENCODE_ALG_WEP:
- alg = "WEP";
- module = "lib80211_crypt_wep";
- break;
- case IW_ENCODE_ALG_TKIP:
- alg = "TKIP";
- module = "lib80211_crypt_tkip";
- break;
- case IW_ENCODE_ALG_CCMP:
- alg = "CCMP";
- module = "lib80211_crypt_ccmp";
- break;
- default:
- IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
- dev->name, ext->alg);
- ret = -EINVAL;
- goto done;
- }
-
- ops = lib80211_get_crypto_ops(alg);
- if (ops == NULL) {
- request_module(module);
- ops = lib80211_get_crypto_ops(alg);
- }
- if (ops == NULL) {
- IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
- dev->name, ext->alg);
- ret = -EINVAL;
- goto done;
- }
-
- if (*crypt == NULL || (*crypt)->ops != ops) {
- struct lib80211_crypt_data *new_crypt;
-
- lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
-
- new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
- if (new_crypt == NULL) {
- ret = -ENOMEM;
- goto done;
- }
- new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
- new_crypt->priv = new_crypt->ops->init(idx);
- if (new_crypt->priv == NULL) {
- kfree(new_crypt);
- ret = -EINVAL;
- goto done;
- }
- *crypt = new_crypt;
- }
-
- if (ext->key_len > 0 && (*crypt)->ops->set_key &&
- (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
- (*crypt)->priv) < 0) {
- IEEE80211_DEBUG_WX("%s: key setting failed\n", dev->name);
- ret = -EINVAL;
- goto done;
- }
-
- skip_host_crypt:
- if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
- ieee->crypt_info.tx_keyidx = idx;
- sec.active_key = idx;
- sec.flags |= SEC_ACTIVE_KEY;
- }
-
- if (ext->alg != IW_ENCODE_ALG_NONE) {
- memcpy(sec.keys[idx], ext->key, ext->key_len);
- sec.key_sizes[idx] = ext->key_len;
- sec.flags |= (1 << idx);
- if (ext->alg == IW_ENCODE_ALG_WEP) {
- sec.encode_alg[idx] = SEC_ALG_WEP;
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_1;
- } else if (ext->alg == IW_ENCODE_ALG_TKIP) {
- sec.encode_alg[idx] = SEC_ALG_TKIP;
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_2;
- } else if (ext->alg == IW_ENCODE_ALG_CCMP) {
- sec.encode_alg[idx] = SEC_ALG_CCMP;
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_3;
- }
- /* Don't set sec level for group keys. */
- if (group_key)
- sec.flags &= ~SEC_LEVEL;
- }
- done:
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
-
- /*
- * Do not reset port if card is in Managed mode since resetting will
- * generate new IEEE 802.11 authentication which may end up in looping
- * with IEEE 802.1X. If your hardware requires a reset after WEP
- * configuration (for example... Prism2), implement the reset_port in
- * the callbacks structures used to initialize the 802.11 stack.
- */
- if (ieee->reset_on_keychange &&
- ieee->iw_mode != IW_MODE_INFRA &&
- ieee->reset_port && ieee->reset_port(dev)) {
- IEEE80211_DEBUG_WX("%s: reset_port failed\n", dev->name);
- return -EINVAL;
- }
-
- return ret;
-}
-
-int ieee80211_wx_get_encodeext(struct ieee80211_device *ieee,
- struct iw_request_info *info,
- union iwreq_data *wrqu, char *extra)
-{
- struct iw_point *encoding = &wrqu->encoding;
- struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
- struct ieee80211_security *sec = &ieee->sec;
- int idx, max_key_len;
-
- max_key_len = encoding->length - sizeof(*ext);
- if (max_key_len < 0)
- return -EINVAL;
-
- idx = encoding->flags & IW_ENCODE_INDEX;
- if (idx) {
- if (idx < 1 || idx > WEP_KEYS)
- return -EINVAL;
- idx--;
- } else
- idx = ieee->crypt_info.tx_keyidx;
-
- if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
- ext->alg != IW_ENCODE_ALG_WEP)
- if (idx != 0 || ieee->iw_mode != IW_MODE_INFRA)
- return -EINVAL;
-
- encoding->flags = idx + 1;
- memset(ext, 0, sizeof(*ext));
-
- if (!sec->enabled) {
- ext->alg = IW_ENCODE_ALG_NONE;
- ext->key_len = 0;
- encoding->flags |= IW_ENCODE_DISABLED;
- } else {
- if (sec->encode_alg[idx] == SEC_ALG_WEP)
- ext->alg = IW_ENCODE_ALG_WEP;
- else if (sec->encode_alg[idx] == SEC_ALG_TKIP)
- ext->alg = IW_ENCODE_ALG_TKIP;
- else if (sec->encode_alg[idx] == SEC_ALG_CCMP)
- ext->alg = IW_ENCODE_ALG_CCMP;
- else
- return -EINVAL;
-
- ext->key_len = sec->key_sizes[idx];
- memcpy(ext->key, sec->keys[idx], ext->key_len);
- encoding->flags |= IW_ENCODE_ENABLED;
- if (ext->key_len &&
- (ext->alg == IW_ENCODE_ALG_TKIP ||
- ext->alg == IW_ENCODE_ALG_CCMP))
- ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
-
- }
-
- return 0;
-}
-
-EXPORT_SYMBOL(ieee80211_wx_set_encodeext);
-EXPORT_SYMBOL(ieee80211_wx_get_encodeext);
-
-EXPORT_SYMBOL(ieee80211_wx_get_scan);
-EXPORT_SYMBOL(ieee80211_wx_set_encode);
-EXPORT_SYMBOL(ieee80211_wx_get_encode);