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nl80211: Generate deauth/disassoc event for locally generated frames 

Previously, nl80211 mlme events were generated only for received
deauthentication and disassociation frames. We need to do the same for
locally generated ones in order to let applications know that we
disconnected (e.g., when AP does not reply to a probe). Rename the
nl80211 and cfg80211 functions (s/rx_//) to make it clearer that they
are used for both received and locally generated frames.

Signed-off-by: Jouni Malinen <j@w1.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Jouni Malinen 2009-03-27 20:53:56 +02:00 committed by John W. Linville
parent 1778092e17
commit 53b46b8444
5 changed files with 31 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
include/net/cfg80211.h
View File

@ -917,28 +917,28 @@ void cfg80211_send_rx_auth(struct net_device *dev, const u8 *buf, size_t len);
void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len);
/**
* cfg80211_send_rx_deauth - notification of processed deauthentication
* cfg80211_send_deauth - notification of processed deauthentication
* @dev: network device
* @buf: deauthentication frame (header + body)
* @len: length of the frame data
*
* This function is called whenever deauthentication has been processed in
* station mode.
* station mode. This includes both received deauthentication frames and
* locally generated ones.
*/
void cfg80211_send_rx_deauth(struct net_device *dev, const u8 *buf,
size_t len);
void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len);
/**
* cfg80211_send_rx_disassoc - notification of processed disassociation
* cfg80211_send_disassoc - notification of processed disassociation
* @dev: network device
* @buf: disassociation response frame (header + body)
* @len: length of the frame data
*
* This function is called whenever disassociation has been processed in
* station mode.
* station mode. This includes both received disassociation frames and locally
* generated ones.
*/
void cfg80211_send_rx_disassoc(struct net_device *dev, const u8 *buf,
size_t len);
void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len);
/**
* cfg80211_hold_bss - exclude bss from expiration

8
net/mac80211/mlme.c
View File

@ -325,6 +325,10 @@ static void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata,
/* u.deauth.reason_code == u.disassoc.reason_code */
mgmt->u.deauth.reason_code = cpu_to_le16(reason);
if (stype == IEEE80211_STYPE_DEAUTH)
cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, skb->len);
else
cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, skb->len);
ieee80211_tx_skb(sdata, skb, ifmgd->flags & IEEE80211_STA_MFP_ENABLED);
}
@ -1187,7 +1191,7 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
ieee80211_set_disassoc(sdata, true, false, 0);
ifmgd->flags &= ~IEEE80211_STA_AUTHENTICATED;
cfg80211_send_rx_deauth(sdata->dev, (u8 *) mgmt, len);
cfg80211_send_deauth(sdata->dev, (u8 *) mgmt, len);
}
@ -1218,7 +1222,7 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
}
ieee80211_set_disassoc(sdata, false, false, reason_code);
cfg80211_send_rx_disassoc(sdata->dev, (u8 *) mgmt, len);
cfg80211_send_disassoc(sdata->dev, (u8 *) mgmt, len);
}

13
net/wireless/mlme.c
View File

@ -28,19 +28,18 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
}
EXPORT_SYMBOL(cfg80211_send_rx_assoc);
void cfg80211_send_rx_deauth(struct net_device *dev, const u8 *buf, size_t len)
void cfg80211_send_deauth(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_rx_deauth(rdev, dev, buf, len);
nl80211_send_deauth(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_rx_deauth);
EXPORT_SYMBOL(cfg80211_send_deauth);
void cfg80211_send_rx_disassoc(struct net_device *dev, const u8 *buf,
size_t len)
void cfg80211_send_disassoc(struct net_device *dev, const u8 *buf, size_t len)
{
struct wiphy *wiphy = dev->ieee80211_ptr->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
nl80211_send_rx_disassoc(rdev, dev, buf, len);
nl80211_send_disassoc(rdev, dev, buf, len);
}
EXPORT_SYMBOL(cfg80211_send_rx_disassoc);
EXPORT_SYMBOL(cfg80211_send_disassoc);

11
net/wireless/nl80211.c
View File

@ -3415,17 +3415,16 @@ void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
nl80211_send_mlme_event(rdev, netdev, buf, len, NL80211_CMD_ASSOCIATE);
}
void nl80211_send_rx_deauth(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *buf,
size_t len)
void nl80211_send_deauth(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *buf, size_t len)
{
nl80211_send_mlme_event(rdev, netdev, buf, len,
NL80211_CMD_DEAUTHENTICATE);
}
void nl80211_send_rx_disassoc(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *buf,
size_t len)
void nl80211_send_disassoc(struct cfg80211_registered_device *rdev,
struct net_device *netdev, const u8 *buf,
size_t len)
{
nl80211_send_mlme_event(rdev, netdev, buf, len,
NL80211_CMD_DISASSOCIATE);

12
net/wireless/nl80211.h
View File

@ -17,11 +17,11 @@ extern void nl80211_send_rx_auth(struct cfg80211_registered_device *rdev,
extern void nl80211_send_rx_assoc(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
const u8 *buf, size_t len);
extern void nl80211_send_rx_deauth(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
const u8 *buf, size_t len);
extern void nl80211_send_rx_disassoc(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
const u8 *buf, size_t len);
extern void nl80211_send_deauth(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
const u8 *buf, size_t len);
extern void nl80211_send_disassoc(struct cfg80211_registered_device *rdev,
struct net_device *netdev,
const u8 *buf, size_t len);
#endif /* __NET_WIRELESS_NL80211_H */