#include <linux/etherdevice.h>
#include <linux/if_arp.h>
#include <net/cfg80211.h>
+#include "wext-compat.h"
#include "nl80211.h"
-static int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev)
+int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
+ struct wireless_dev *wdev)
{
- int err;
+ struct cfg80211_cached_keys *ck = NULL;
+ const u8 *prev_bssid = NULL;
+ int err, i;
+
+ ASSERT_RDEV_LOCK(rdev);
+ ASSERT_WDEV_LOCK(wdev);
if (!netif_running(wdev->netdev))
return 0;
wdev->wext.connect.ie = wdev->wext.ie;
wdev->wext.connect.ie_len = wdev->wext.ie_len;
- wdev->wext.connect.privacy = wdev->wext.default_key != -1;
- err = 0;
- if (wdev->wext.connect.ssid_len != 0)
- err = cfg80211_connect(rdev, wdev->netdev,
- &wdev->wext.connect);
+ if (wdev->wext.keys) {
+ wdev->wext.keys->def = wdev->wext.default_key;
+ wdev->wext.keys->defmgmt = wdev->wext.default_mgmt_key;
+ if (wdev->wext.default_key != -1)
+ wdev->wext.connect.privacy = true;
+ }
+
+ if (!wdev->wext.connect.ssid_len)
+ return 0;
+
+ if (wdev->wext.keys) {
+ ck = kmemdup(wdev->wext.keys, sizeof(*ck), GFP_KERNEL);
+ if (!ck)
+ return -ENOMEM;
+ for (i = 0; i < 6; i++)
+ ck->params[i].key = ck->data[i];
+ }
+
+ if (wdev->wext.prev_bssid_valid)
+ prev_bssid = wdev->wext.prev_bssid;
+
+ err = __cfg80211_connect(rdev, wdev->netdev,
+ &wdev->wext.connect, ck, prev_bssid);
+ if (err)
+ kfree(ck);
return err;
}
int cfg80211_mgd_wext_siwfreq(struct net_device *dev,
struct iw_request_info *info,
- struct iw_freq *freq, char *extra)
+ struct iw_freq *wextfreq, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
- struct ieee80211_channel *chan;
- int err;
+ struct ieee80211_channel *chan = NULL;
+ int err, freq;
/* call only for station! */
if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
return -EINVAL;
- chan = cfg80211_wext_freq(wdev->wiphy, freq);
- if (chan && IS_ERR(chan))
- return PTR_ERR(chan);
+ freq = cfg80211_wext_freq(wdev->wiphy, wextfreq);
+ if (freq < 0)
+ return freq;
- if (chan && (chan->flags & IEEE80211_CHAN_DISABLED))
- return -EINVAL;
+ if (freq) {
+ chan = ieee80211_get_channel(wdev->wiphy, freq);
+ if (!chan)
+ return -EINVAL;
+ if (chan->flags & IEEE80211_CHAN_DISABLED)
+ return -EINVAL;
+ }
- if (wdev->wext.connect.channel == chan)
- return 0;
+ cfg80211_lock_rdev(rdev);
+ mutex_lock(&rdev->devlist_mtx);
+ wdev_lock(wdev);
if (wdev->sme_state != CFG80211_SME_IDLE) {
bool event = true;
+
+ if (wdev->wext.connect.channel == chan) {
+ err = 0;
+ goto out;
+ }
+
/* if SSID set, we'll try right again, avoid event */
if (wdev->wext.connect.ssid_len)
event = false;
- err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy),
- dev, WLAN_REASON_DEAUTH_LEAVING,
- event);
+ err = __cfg80211_disconnect(rdev, dev,
+ WLAN_REASON_DEAUTH_LEAVING, event);
if (err)
- return err;
+ goto out;
}
+
wdev->wext.connect.channel = chan;
/* SSID is not set, we just want to switch channel */
- if (wdev->wext.connect.ssid_len && chan) {
- if (!rdev->ops->set_channel)
- return -EOPNOTSUPP;
-
- return rdev->ops->set_channel(wdev->wiphy, chan,
- NL80211_CHAN_NO_HT);
+ if (chan && !wdev->wext.connect.ssid_len) {
+ err = rdev_set_freq(rdev, wdev, freq, NL80211_CHAN_NO_HT);
+ goto out;
}
- return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev);
+ err = cfg80211_mgd_wext_connect(rdev, wdev);
+ out:
+ wdev_unlock(wdev);
+ mutex_unlock(&rdev->devlist_mtx);
+ cfg80211_unlock_rdev(rdev);
+ return err;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwfreq);
int cfg80211_mgd_wext_giwfreq(struct net_device *dev,
struct iw_request_info *info,
if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION))
return -EINVAL;
+ wdev_lock(wdev);
if (wdev->current_bss)
- chan = wdev->current_bss->channel;
+ chan = wdev->current_bss->pub.channel;
else if (wdev->wext.connect.channel)
chan = wdev->wext.connect.channel;
+ wdev_unlock(wdev);
if (chan) {
freq->m = chan->center_freq;
/* no channel if not joining */
return -EINVAL;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwfreq);
int cfg80211_mgd_wext_siwessid(struct net_device *dev,
struct iw_request_info *info,
struct iw_point *data, char *ssid)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
size_t len = data->length;
int err;
if (len > 0 && ssid[len - 1] == '\0')
len--;
- if (wdev->wext.connect.ssid && len &&
- len == wdev->wext.connect.ssid_len &&
- memcmp(wdev->wext.connect.ssid, ssid, len))
- return 0;
+ cfg80211_lock_rdev(rdev);
+ mutex_lock(&rdev->devlist_mtx);
+ wdev_lock(wdev);
+
+ err = 0;
if (wdev->sme_state != CFG80211_SME_IDLE) {
bool event = true;
+
+ if (wdev->wext.connect.ssid && len &&
+ len == wdev->wext.connect.ssid_len &&
+ memcmp(wdev->wext.connect.ssid, ssid, len) == 0)
+ goto out;
+
/* if SSID set now, we'll try to connect, avoid event */
if (len)
event = false;
- err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy),
- dev, WLAN_REASON_DEAUTH_LEAVING,
- event);
+ err = __cfg80211_disconnect(rdev, dev,
+ WLAN_REASON_DEAUTH_LEAVING, event);
if (err)
- return err;
+ goto out;
}
+ wdev->wext.prev_bssid_valid = false;
wdev->wext.connect.ssid = wdev->wext.ssid;
memcpy(wdev->wext.ssid, ssid, len);
wdev->wext.connect.ssid_len = len;
wdev->wext.connect.crypto.control_port = false;
- return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev);
+ err = cfg80211_mgd_wext_connect(rdev, wdev);
+ out:
+ wdev_unlock(wdev);
+ mutex_unlock(&rdev->devlist_mtx);
+ cfg80211_unlock_rdev(rdev);
+ return err;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwessid);
int cfg80211_mgd_wext_giwessid(struct net_device *dev,
struct iw_request_info *info,
data->flags = 0;
- if (wdev->ssid_len) {
- data->flags = 1;
- data->length = wdev->ssid_len;
- memcpy(ssid, wdev->ssid, data->length);
+ wdev_lock(wdev);
+ if (wdev->current_bss) {
+ const u8 *ie = ieee80211_bss_get_ie(&wdev->current_bss->pub,
+ WLAN_EID_SSID);
+ if (ie) {
+ data->flags = 1;
+ data->length = ie[1];
+ memcpy(ssid, ie + 2, data->length);
+ }
} else if (wdev->wext.connect.ssid && wdev->wext.connect.ssid_len) {
data->flags = 1;
data->length = wdev->wext.connect.ssid_len;
memcpy(ssid, wdev->wext.connect.ssid, data->length);
- } else
- data->flags = 0;
+ }
+ wdev_unlock(wdev);
return 0;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwessid);
int cfg80211_mgd_wext_siwap(struct net_device *dev,
struct iw_request_info *info,
struct sockaddr *ap_addr, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
+ struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
u8 *bssid = ap_addr->sa_data;
int err;
if (is_zero_ether_addr(bssid) || is_broadcast_ether_addr(bssid))
bssid = NULL;
- /* both automatic */
- if (!bssid && !wdev->wext.connect.bssid)
- return 0;
-
- /* fixed already - and no change */
- if (wdev->wext.connect.bssid && bssid &&
- compare_ether_addr(bssid, wdev->wext.connect.bssid) == 0)
- return 0;
+ cfg80211_lock_rdev(rdev);
+ mutex_lock(&rdev->devlist_mtx);
+ wdev_lock(wdev);
if (wdev->sme_state != CFG80211_SME_IDLE) {
- err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy),
- dev, WLAN_REASON_DEAUTH_LEAVING,
- false);
+ err = 0;
+ /* both automatic */
+ if (!bssid && !wdev->wext.connect.bssid)
+ goto out;
+
+ /* fixed already - and no change */
+ if (wdev->wext.connect.bssid && bssid &&
+ compare_ether_addr(bssid, wdev->wext.connect.bssid) == 0)
+ goto out;
+
+ err = __cfg80211_disconnect(rdev, dev,
+ WLAN_REASON_DEAUTH_LEAVING, false);
if (err)
- return err;
+ goto out;
}
if (bssid) {
} else
wdev->wext.connect.bssid = NULL;
- return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev);
+ err = cfg80211_mgd_wext_connect(rdev, wdev);
+ out:
+ wdev_unlock(wdev);
+ mutex_unlock(&rdev->devlist_mtx);
+ cfg80211_unlock_rdev(rdev);
+ return err;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwap);
int cfg80211_mgd_wext_giwap(struct net_device *dev,
struct iw_request_info *info,
ap_addr->sa_family = ARPHRD_ETHER;
+ wdev_lock(wdev);
if (wdev->current_bss)
- memcpy(ap_addr->sa_data, wdev->current_bss->bssid, ETH_ALEN);
- else if (wdev->wext.connect.bssid)
- memcpy(ap_addr->sa_data, wdev->wext.connect.bssid, ETH_ALEN);
+ memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN);
else
memset(ap_addr->sa_data, 0, ETH_ALEN);
+ wdev_unlock(wdev);
return 0;
}
-/* temporary symbol - mark GPL - in the future the handler won't be */
-EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwap);
int cfg80211_wext_siwgenie(struct net_device *dev,
struct iw_request_info *info,
if (!ie_len)
ie = NULL;
+ wdev_lock(wdev);
+
/* no change */
+ err = 0;
if (wdev->wext.ie_len == ie_len &&
memcmp(wdev->wext.ie, ie, ie_len) == 0)
- return 0;
+ goto out;
if (ie_len) {
ie = kmemdup(extra, ie_len, GFP_KERNEL);
- if (!ie)
- return -ENOMEM;
+ if (!ie) {
+ err = -ENOMEM;
+ goto out;
+ }
} else
ie = NULL;
wdev->wext.ie_len = ie_len;
if (wdev->sme_state != CFG80211_SME_IDLE) {
- err = cfg80211_disconnect(rdev, dev,
- WLAN_REASON_DEAUTH_LEAVING, false);
+ err = __cfg80211_disconnect(rdev, dev,
+ WLAN_REASON_DEAUTH_LEAVING, false);
if (err)
- return err;
+ goto out;
}
/* userspace better not think we'll reconnect */
- return 0;
+ err = 0;
+ out:
+ wdev_unlock(wdev);
+ return err;
}
EXPORT_SYMBOL_GPL(cfg80211_wext_siwgenie);
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct iw_mlme *mlme = (struct iw_mlme *)extra;
struct cfg80211_registered_device *rdev;
+ int err;
if (!wdev)
return -EOPNOTSUPP;
if (mlme->addr.sa_family != ARPHRD_ETHER)
return -EINVAL;
+ wdev_lock(wdev);
switch (mlme->cmd) {
case IW_MLME_DEAUTH:
case IW_MLME_DISASSOC:
- return cfg80211_disconnect(rdev, dev, mlme->reason_code,
- true);
+ err = __cfg80211_disconnect(rdev, dev, mlme->reason_code,
+ true);
+ break;
default:
- return -EOPNOTSUPP;
+ err = -EOPNOTSUPP;
+ break;
}
+ wdev_unlock(wdev);
+
+ return err;
}
EXPORT_SYMBOL_GPL(cfg80211_wext_siwmlme);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff