/******************************************************************************
- Copyright(c) 2004 Intel Corporation. All rights reserved.
+ 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
- <jkmaline@cc.hut.fi>
- Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
+ <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
#include <linux/kmod.h>
#include <linux/module.h>
+#include <linux/jiffies.h>
#include <net/ieee80211.h>
#include <linux/wireless.h>
};
#define MAX_CUSTOM_LEN 64
-static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
+static char *ieee80211_translate_scan(struct ieee80211_device *ieee,
char *start, char *stop,
struct ieee80211_network *network)
{
char *p;
struct iw_event iwe;
int i, j;
- u8 max_rate, rate;
+ char *current_val; /* For rates */
+ u8 rate;
/* First entry *MUST* be the AP MAC address */
iwe.cmd = SIOCGIWAP;
start = iwe_stream_add_event(start, stop, &iwe, IW_EV_UINT_LEN);
}
- /* Add frequency/channel */
+ /* Add channel and frequency */
+ /* Note : userspace automatically computes channel using iwrange */
iwe.cmd = SIOCGIWFREQ;
-/* iwe.u.freq.m = ieee80211_frequency(network->channel, network->mode);
- iwe.u.freq.e = 3; */
- iwe.u.freq.m = network->channel;
- iwe.u.freq.e = 0;
+ 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(start, stop, &iwe, IW_EV_FREQ_LEN);
start = iwe_stream_add_point(start, stop, &iwe, network->ssid);
/* Add basic and extended rates */
- max_rate = 0;
- p = custom;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
+ /* Rate : stuffing multiple values in a single event require a bit
+ * more of magic - Jean II */
+ current_val = start + IW_EV_LCP_LEN;
+ 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) <
rate = network->rates_ex[j++] & 0x7F;
else
rate = network->rates[i++] & 0x7F;
- if (rate > max_rate)
- max_rate = rate;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
- "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
+ /* 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(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
}
for (; j < network->rates_ex_len; j++) {
rate = network->rates_ex[j] & 0x7F;
- p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
- "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
- if (rate > max_rate)
- max_rate = rate;
+ /* 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(start, current_val, stop, &iwe, IW_EV_PARAM_LEN);
}
-
- iwe.cmd = SIOCGIWRATE;
- iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
- iwe.u.bitrate.value = max_rate * 500000;
- start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN);
-
- iwe.cmd = IWEVCUSTOM;
- iwe.u.data.length = p - custom;
- if (iwe.u.data.length)
- start = iwe_stream_add_point(start, stop, &iwe, custom);
+ /* Check if we added any rate */
+ if((current_val - start) > IW_EV_LCP_LEN)
+ start = current_val;
/* Add quality statistics */
iwe.cmd = IWEVQUAL;
iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID |
IW_QUAL_LEVEL_INVALID;
iwe.u.qual.qual = 0;
- iwe.u.qual.level = 0;
} else {
- iwe.u.qual.level = network->stats.rssi;
- 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 (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.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(start, stop, &iwe, IW_EV_QUAL_LEN);
iwe.cmd = IWEVCUSTOM;
if (iwe.u.data.length)
start = iwe_stream_add_point(start, stop, &iwe, custom);
- if (ieee->wpa_enabled && network->wpa_ie_len) {
- char buf[MAX_WPA_IE_LEN * 2 + 30];
-
- u8 *p = buf;
- p += sprintf(p, "wpa_ie=");
- for (i = 0; i < network->wpa_ie_len; i++) {
- p += sprintf(p, "%02x", network->wpa_ie[i]);
- }
-
- memset(&iwe, 0, sizeof(iwe));
- iwe.cmd = IWEVCUSTOM;
- iwe.u.data.length = strlen(buf);
+ 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(start, stop, &iwe, buf);
}
- if (ieee->wpa_enabled && network->rsn_ie_len) {
- char buf[MAX_WPA_IE_LEN * 2 + 30];
-
- u8 *p = buf;
- p += sprintf(p, "rsn_ie=");
- for (i = 0; i < network->rsn_ie_len; i++) {
- p += sprintf(p, "%02x", network->rsn_ie[i]);
- }
-
- memset(&iwe, 0, sizeof(iwe));
- iwe.cmd = IWEVCUSTOM;
- iwe.u.data.length = strlen(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(start, stop, &iwe, buf);
}
iwe.cmd = IWEVCUSTOM;
p = custom;
p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
- " Last beacon: %lums ago",
- (jiffies - network->last_scanned) / (HZ / 100));
+ " 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(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(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 + IW_SCAN_MAX_DATA;
+ char *stop = ev + wrqu->data.length;
int i = 0;
+ DECLARE_MAC_BUF(mac);
IEEE80211_DEBUG_WX("Getting scan\n");
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 = ipw2100_translate_scan(ieee, ev, stop, network);
+ ev = ieee80211_translate_scan(ieee, ev, stop, network);
else
IEEE80211_DEBUG_SCAN("Not showing network '%s ("
- MAC_FMT ")' due to age (%lums).\n",
+ "%s)' due to age (%dms).\n",
escape_essid(network->ssid,
network->ssid_len),
- MAC_ARG(network->bssid),
- (jiffies -
- network->last_scanned) / (HZ /
- 100));
+ print_mac(mac, network->bssid),
+ jiffies_to_msecs(jiffies -
+ network->
+ last_scanned));
}
spin_unlock_irqrestore(&ieee->lock, flags);
IEEE80211_DEBUG_WX("exit: %d networks returned.\n", i);
- return 0;
+ return err;
}
int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
};
int i, key, key_provided, len;
struct ieee80211_crypt_data **crypt;
+ int host_crypto = ieee->host_encrypt || ieee->host_decrypt || ieee->host_build_iv;
IEEE80211_DEBUG_WX("SET_ENCODE\n");
if (i == WEP_KEYS) {
sec.enabled = 0;
+ sec.encrypt = 0;
sec.level = SEC_LEVEL_0;
- sec.flags |= SEC_ENABLED | SEC_LEVEL;
+ sec.flags |= SEC_ENABLED | SEC_LEVEL | SEC_ENCRYPT;
}
goto done;
}
sec.enabled = 1;
- sec.flags |= SEC_ENABLED;
+ sec.encrypt = 1;
+ sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
if (*crypt != NULL && (*crypt)->ops != NULL &&
strcmp((*crypt)->ops->name, "WEP") != 0) {
ieee80211_crypt_delayed_deinit(ieee, crypt);
}
- if (*crypt == NULL) {
+ if (*crypt == NULL && host_crypto) {
struct ieee80211_crypt_data *new_crypt;
/* take WEP into use */
- new_crypt = kmalloc(sizeof(struct ieee80211_crypt_data),
+ new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
GFP_KERNEL);
if (new_crypt == NULL)
return -ENOMEM;
- memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ieee80211_get_crypto_ops("WEP");
if (!new_crypt->ops) {
request_module("ieee80211_crypt_wep");
key, escape_essid(sec.keys[key], len),
erq->length, len);
sec.key_sizes[key] = len;
- (*crypt)->ops->set_key(sec.keys[key], len, NULL,
- (*crypt)->priv);
+ 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
- * explicitely set */
+ * explicitly set */
if (key == sec.active_key)
sec.flags |= SEC_ACTIVE_KEY;
+
} else {
- 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);
+ 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);
+ IEEE80211_DEBUG_WX("Setting key %d to default Tx "
+ "key.\n", key);
ieee->tx_keyidx = key;
sec.active_key = key;
sec.flags |= SEC_ACTIVE_KEY;
}
}
-
- done:
- 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");
+ 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);
struct iw_point *erq = &(wrqu->encoding);
int len, key;
struct ieee80211_crypt_data *crypt;
+ struct ieee80211_security *sec = &ieee->sec;
IEEE80211_DEBUG_WX("GET_ENCODE\n");
crypt = ieee->crypt[key];
erq->flags = key + 1;
- if (crypt == NULL || crypt->ops == NULL) {
+ if (!sec->enabled) {
erq->length = 0;
erq->flags |= IW_ENCODE_DISABLED;
return 0;
}
- if (strcmp(crypt->ops->name, "WEP") != 0) {
- /* only WEP is supported with wireless extensions, so just
- * report that encryption is used */
- erq->length = 0;
- erq->flags |= IW_ENCODE_ENABLED;
- return 0;
- }
-
- len = crypt->ops->get_key(keybuf, WEP_KEY_LEN, NULL, crypt->priv);
- erq->length = (len >= 0 ? len : 0);
+ len = sec->key_sizes[key];
+ memcpy(keybuf, sec->keys[key], len);
+ erq->length = len;
erq->flags |= IW_ENCODE_ENABLED;
if (ieee->open_wep)
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 ieee80211_crypto_ops *ops;
+ struct ieee80211_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->tx_keyidx;
+
+ if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
+ crypt = &ieee->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[idx];
+ else
+ return -EINVAL;
+ }
+
+ sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
+ if ((encoding->flags & IW_ENCODE_DISABLED) ||
+ ext->alg == IW_ENCODE_ALG_NONE) {
+ if (*crypt)
+ ieee80211_crypt_delayed_deinit(ieee, crypt);
+
+ for (i = 0; i < WEP_KEYS; i++)
+ if (ieee->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 = "ieee80211_crypt_wep";
+ break;
+ case IW_ENCODE_ALG_TKIP:
+ alg = "TKIP";
+ module = "ieee80211_crypt_tkip";
+ break;
+ case IW_ENCODE_ALG_CCMP:
+ alg = "CCMP";
+ module = "ieee80211_crypt_ccmp";
+ break;
+ default:
+ IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
+ dev->name, ext->alg);
+ ret = -EINVAL;
+ goto done;
+ }
+
+ ops = ieee80211_get_crypto_ops(alg);
+ if (ops == NULL) {
+ request_module(module);
+ ops = ieee80211_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 ieee80211_crypt_data *new_crypt;
+
+ ieee80211_crypt_delayed_deinit(ieee, 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->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->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;
+}
+
+int ieee80211_wx_set_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ struct ieee80211_device *ieee = netdev_priv(dev);
+ unsigned long flags;
+ int err = 0;
+
+ spin_lock_irqsave(&ieee->lock, flags);
+
+ switch (wrqu->param.flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ /*
+ * Host AP driver does not use these parameters and allows
+ * wpa_supplicant to control them internally.
+ */
+ break;
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ break; /* FIXME */
+ case IW_AUTH_DROP_UNENCRYPTED:
+ ieee->drop_unencrypted = !!wrqu->param.value;
+ break;
+ case IW_AUTH_80211_AUTH_ALG:
+ break; /* FIXME */
+ case IW_AUTH_WPA_ENABLED:
+ ieee->privacy_invoked = ieee->wpa_enabled = !!wrqu->param.value;
+ break;
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ ieee->ieee802_1x = !!wrqu->param.value;
+ break;
+ case IW_AUTH_PRIVACY_INVOKED:
+ ieee->privacy_invoked = !!wrqu->param.value;
+ break;
+ default:
+ err = -EOPNOTSUPP;
+ break;
+ }
+ spin_unlock_irqrestore(&ieee->lock, flags);
+ return err;
+}
+
+int ieee80211_wx_get_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ struct ieee80211_device *ieee = netdev_priv(dev);
+ unsigned long flags;
+ int err = 0;
+
+ spin_lock_irqsave(&ieee->lock, flags);
+
+ switch (wrqu->param.flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ case IW_AUTH_TKIP_COUNTERMEASURES: /* FIXME */
+ case IW_AUTH_80211_AUTH_ALG: /* FIXME */
+ /*
+ * Host AP driver does not use these parameters and allows
+ * wpa_supplicant to control them internally.
+ */
+ err = -EOPNOTSUPP;
+ break;
+ case IW_AUTH_DROP_UNENCRYPTED:
+ wrqu->param.value = ieee->drop_unencrypted;
+ break;
+ case IW_AUTH_WPA_ENABLED:
+ wrqu->param.value = ieee->wpa_enabled;
+ break;
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ wrqu->param.value = ieee->ieee802_1x;
+ break;
+ default:
+ err = -EOPNOTSUPP;
+ break;
+ }
+ spin_unlock_irqrestore(&ieee->lock, flags);
+ return err;
+}
+
+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);
+
+EXPORT_SYMBOL_GPL(ieee80211_wx_set_auth);
+EXPORT_SYMBOL_GPL(ieee80211_wx_get_auth);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff