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mac80211: cleanup mlme state namespace

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This patch move add STA_MLME to station mlme state defines.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Tomas Winkler 2008-08-06 14:22:01 +03:00 committed by John W. Linville
parent 06303352d3
commit 48c2fc59aa
4 changed files with 61 additions and 51 deletions
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34
net/mac80211/ieee80211_i.h
View file

@ -292,17 +292,33 @@ struct mesh_config {
#define IEEE80211_STA_AUTO_BSSID_SEL BIT(11)
#define IEEE80211_STA_AUTO_CHANNEL_SEL BIT(12)
#define IEEE80211_STA_PRIVACY_INVOKED BIT(13)
/* flags for MLME request*/
#define IEEE80211_STA_REQ_SCAN 0
#define IEEE80211_STA_REQ_AUTH 1
#define IEEE80211_STA_REQ_RUN 2
/* flags used for setting mlme state */
enum ieee80211_sta_mlme_state {
IEEE80211_STA_MLME_DISABLED,
IEEE80211_STA_MLME_AUTHENTICATE,
IEEE80211_STA_MLME_ASSOCIATE,
IEEE80211_STA_MLME_ASSOCIATED,
IEEE80211_STA_MLME_IBSS_SEARCH,
IEEE80211_STA_MLME_IBSS_JOINED,
IEEE80211_STA_MLME_MESH_UP
};
/* bitfield of allowed auth algs */
#define IEEE80211_AUTH_ALG_OPEN BIT(0)
#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
#define IEEE80211_AUTH_ALG_LEAP BIT(2)
struct ieee80211_if_sta {
struct timer_list timer;
struct work_struct work;
u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
u8 ssid[IEEE80211_MAX_SSID_LEN];
enum {
IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED,
IEEE80211_MESH_UP
} state;
enum ieee80211_sta_mlme_state state;
size_t ssid_len;
u8 scan_ssid[IEEE80211_MAX_SSID_LEN];
size_t scan_ssid_len;
@ -352,13 +368,7 @@ struct ieee80211_if_sta {
unsigned long last_probe;
unsigned int flags;
#define IEEE80211_STA_REQ_SCAN 0
#define IEEE80211_STA_REQ_AUTH 1
#define IEEE80211_STA_REQ_RUN 2
#define IEEE80211_AUTH_ALG_OPEN BIT(0)
#define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
#define IEEE80211_AUTH_ALG_LEAP BIT(2)
unsigned int auth_algs; /* bitfield of allowed auth algs */
int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
int auth_transaction;

2
net/mac80211/main.c
View file

@ -539,7 +539,7 @@ static int ieee80211_stop(struct net_device *dev)
/* fall through */
case IEEE80211_IF_TYPE_STA:
case IEEE80211_IF_TYPE_IBSS:
sdata->u.sta.state = IEEE80211_DISABLED;
sdata->u.sta.state = IEEE80211_STA_MLME_DISABLED;
memset(sdata->u.sta.bssid, 0, ETH_ALEN);
del_timer_sync(&sdata->u.sta.timer);
/*

72
net/mac80211/mlme.c
View file

@ -663,11 +663,11 @@ static void ieee80211_authenticate(struct ieee80211_sub_if_data *sdata,
printk(KERN_DEBUG "%s: authentication with AP %s"
" timed out\n",
sdata->dev->name, print_mac(mac, ifsta->bssid));
ifsta->state = IEEE80211_DISABLED;
ifsta->state = IEEE80211_STA_MLME_DISABLED;
return;
}
ifsta->state = IEEE80211_AUTHENTICATE;
ifsta->state = IEEE80211_STA_MLME_AUTHENTICATE;
printk(KERN_DEBUG "%s: authenticate with AP %s\n",
sdata->dev->name, print_mac(mac, ifsta->bssid));
@ -1004,17 +1004,17 @@ static void ieee80211_associate(struct ieee80211_sub_if_data *sdata,
printk(KERN_DEBUG "%s: association with AP %s"
" timed out\n",
sdata->dev->name, print_mac(mac, ifsta->bssid));
ifsta->state = IEEE80211_DISABLED;
ifsta->state = IEEE80211_STA_MLME_DISABLED;
return;
}
ifsta->state = IEEE80211_ASSOCIATE;
ifsta->state = IEEE80211_STA_MLME_ASSOCIATE;
printk(KERN_DEBUG "%s: associate with AP %s\n",
sdata->dev->name, print_mac(mac, ifsta->bssid));
if (ieee80211_privacy_mismatch(sdata, ifsta)) {
printk(KERN_DEBUG "%s: mismatch in privacy configuration and "
"mixed-cell disabled - abort association\n", sdata->dev->name);
ifsta->state = IEEE80211_DISABLED;
ifsta->state = IEEE80211_STA_MLME_DISABLED;
return;
}
@ -1037,7 +1037,7 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata,
* for better APs. */
/* TODO: remove expired BSSes */
ifsta->state = IEEE80211_ASSOCIATED;
ifsta->state = IEEE80211_STA_MLME_ASSOCIATED;
rcu_read_lock();
@ -1080,7 +1080,7 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata,
sta_info_destroy(sta);
if (disassoc) {
ifsta->state = IEEE80211_DISABLED;
ifsta->state = IEEE80211_STA_MLME_DISABLED;
ieee80211_set_associated(sdata, ifsta, 0);
} else {
mod_timer(&ifsta->timer, jiffies +
@ -1838,7 +1838,7 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata,
u16 auth_alg, auth_transaction, status_code;
DECLARE_MAC_BUF(mac);
if (ifsta->state != IEEE80211_AUTHENTICATE &&
if (ifsta->state != IEEE80211_STA_MLME_AUTHENTICATE &&
sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
return;
@ -1942,10 +1942,10 @@ static void ieee80211_rx_mgmt_deauth(struct ieee80211_sub_if_data *sdata,
if (ifsta->flags & IEEE80211_STA_AUTHENTICATED)
printk(KERN_DEBUG "%s: deauthenticated\n", sdata->dev->name);
if (ifsta->state == IEEE80211_AUTHENTICATE ||
ifsta->state == IEEE80211_ASSOCIATE ||
ifsta->state == IEEE80211_ASSOCIATED) {
ifsta->state = IEEE80211_AUTHENTICATE;
if (ifsta->state == IEEE80211_STA_MLME_AUTHENTICATE ||
ifsta->state == IEEE80211_STA_MLME_ASSOCIATE ||
ifsta->state == IEEE80211_STA_MLME_ASSOCIATED) {
ifsta->state = IEEE80211_STA_MLME_AUTHENTICATE;
mod_timer(&ifsta->timer, jiffies +
IEEE80211_RETRY_AUTH_INTERVAL);
}
@ -1974,8 +1974,8 @@ static void ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
if (ifsta->flags & IEEE80211_STA_ASSOCIATED)
printk(KERN_DEBUG "%s: disassociated\n", sdata->dev->name);
if (ifsta->state == IEEE80211_ASSOCIATED) {
ifsta->state = IEEE80211_ASSOCIATE;
if (ifsta->state == IEEE80211_STA_MLME_ASSOCIATED) {
ifsta->state = IEEE80211_STA_MLME_ASSOCIATE;
mod_timer(&ifsta->timer, jiffies +
IEEE80211_RETRY_AUTH_INTERVAL);
}
@ -2005,7 +2005,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
/* AssocResp and ReassocResp have identical structure, so process both
* of them in this function. */
if (ifsta->state != IEEE80211_ASSOCIATE)
if (ifsta->state != IEEE80211_STA_MLME_ASSOCIATE)
return;
if (len < 24 + 6)
@ -2487,7 +2487,7 @@ static int ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
ieee80211_sta_def_wmm_params(sdata, bss, 1);
ifsta->state = IEEE80211_IBSS_JOINED;
ifsta->state = IEEE80211_STA_MLME_IBSS_JOINED;
mod_timer(&ifsta->timer, jiffies + IEEE80211_IBSS_MERGE_INTERVAL);
memset(&wrqu, 0, sizeof(wrqu));
@ -2960,7 +2960,7 @@ static void ieee80211_rx_mgmt_probe_req(struct ieee80211_sub_if_data *sdata,
#endif
if (sdata->vif.type != IEEE80211_IF_TYPE_IBSS ||
ifsta->state != IEEE80211_IBSS_JOINED ||
ifsta->state != IEEE80211_STA_MLME_IBSS_JOINED ||
len < 24 + 2 || !ifsta->probe_resp)
return;
@ -3279,7 +3279,7 @@ void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_sta *ifsta;
ifsta = &sdata->u.sta;
ifsta->state = IEEE80211_MESH_UP;
ifsta->state = IEEE80211_STA_MLME_MESH_UP;
ieee80211_sta_timer((unsigned long)sdata);
ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON);
}
@ -3327,8 +3327,8 @@ void ieee80211_sta_work(struct work_struct *work)
mesh_path_start_discovery(sdata);
#endif
if (ifsta->state != IEEE80211_AUTHENTICATE &&
ifsta->state != IEEE80211_ASSOCIATE &&
if (ifsta->state != IEEE80211_STA_MLME_AUTHENTICATE &&
ifsta->state != IEEE80211_STA_MLME_ASSOCIATE &&
test_and_clear_bit(IEEE80211_STA_REQ_SCAN, &ifsta->request)) {
if (ifsta->scan_ssid_len)
ieee80211_sta_start_scan(sdata, ifsta->scan_ssid, ifsta->scan_ssid_len);
@ -3345,25 +3345,25 @@ void ieee80211_sta_work(struct work_struct *work)
return;
switch (ifsta->state) {
case IEEE80211_DISABLED:
case IEEE80211_STA_MLME_DISABLED:
break;
case IEEE80211_AUTHENTICATE:
case IEEE80211_STA_MLME_AUTHENTICATE:
ieee80211_authenticate(sdata, ifsta);
break;
case IEEE80211_ASSOCIATE:
case IEEE80211_STA_MLME_ASSOCIATE:
ieee80211_associate(sdata, ifsta);
break;
case IEEE80211_ASSOCIATED:
case IEEE80211_STA_MLME_ASSOCIATED:
ieee80211_associated(sdata, ifsta);
break;
case IEEE80211_IBSS_SEARCH:
case IEEE80211_STA_MLME_IBSS_SEARCH:
ieee80211_sta_find_ibss(sdata, ifsta);
break;
case IEEE80211_IBSS_JOINED:
case IEEE80211_STA_MLME_IBSS_JOINED:
ieee80211_sta_merge_ibss(sdata, ifsta);
break;
#ifdef CONFIG_MAC80211_MESH
case IEEE80211_MESH_UP:
case IEEE80211_STA_MLME_MESH_UP:
ieee80211_mesh_housekeeping(sdata, ifsta);
break;
#endif
@ -3506,20 +3506,20 @@ static int ieee80211_sta_config_auth(struct ieee80211_sub_if_data *sdata,
ieee80211_sta_set_bssid(sdata, selected->bssid);
ieee80211_sta_def_wmm_params(sdata, selected, 0);
ieee80211_rx_bss_put(local, selected);
ifsta->state = IEEE80211_AUTHENTICATE;
ifsta->state = IEEE80211_STA_MLME_AUTHENTICATE;
ieee80211_sta_reset_auth(sdata, ifsta);
return 0;
} else {
if (ifsta->state != IEEE80211_AUTHENTICATE) {
if (ifsta->state != IEEE80211_STA_MLME_AUTHENTICATE) {
if (ifsta->flags & IEEE80211_STA_AUTO_SSID_SEL)
ieee80211_sta_start_scan(sdata, NULL, 0);
else
ieee80211_sta_start_scan(sdata, ifsta->ssid,
ifsta->ssid_len);
ifsta->state = IEEE80211_AUTHENTICATE;
ifsta->state = IEEE80211_STA_MLME_AUTHENTICATE;
set_bit(IEEE80211_STA_REQ_AUTH, &ifsta->request);
} else
ifsta->state = IEEE80211_DISABLED;
ifsta->state = IEEE80211_STA_MLME_DISABLED;
}
return -1;
}
@ -3657,7 +3657,7 @@ dont_join:
#endif /* CONFIG_MAC80211_IBSS_DEBUG */
/* Selected IBSS not found in current scan results - try to scan */
if (ifsta->state == IEEE80211_IBSS_JOINED &&
if (ifsta->state == IEEE80211_STA_MLME_IBSS_JOINED &&
!ieee80211_sta_active_ibss(sdata)) {
mod_timer(&ifsta->timer, jiffies +
IEEE80211_IBSS_MERGE_INTERVAL);
@ -3667,7 +3667,7 @@ dont_join:
"join\n", sdata->dev->name);
return ieee80211_sta_req_scan(sdata, ifsta->ssid,
ifsta->ssid_len);
} else if (ifsta->state != IEEE80211_IBSS_JOINED) {
} else if (ifsta->state != IEEE80211_STA_MLME_IBSS_JOINED) {
int interval = IEEE80211_SCAN_INTERVAL;
if (time_after(jiffies, ifsta->ibss_join_req +
@ -3687,7 +3687,7 @@ dont_join:
interval = IEEE80211_SCAN_INTERVAL_SLOW;
}
ifsta->state = IEEE80211_IBSS_SEARCH;
ifsta->state = IEEE80211_STA_MLME_IBSS_SEARCH;
mod_timer(&ifsta->timer, jiffies + interval);
return 0;
}
@ -3734,7 +3734,7 @@ int ieee80211_sta_set_ssid(struct ieee80211_sub_if_data *sdata, char *ssid, size
if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS &&
!(ifsta->flags & IEEE80211_STA_BSSID_SET)) {
ifsta->ibss_join_req = jiffies;
ifsta->state = IEEE80211_IBSS_SEARCH;
ifsta->state = IEEE80211_STA_MLME_IBSS_SEARCH;
return ieee80211_sta_find_ibss(sdata, ifsta);
}
@ -3881,7 +3881,7 @@ done:
if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
struct ieee80211_if_sta *ifsta = &sdata->u.sta;
if (!(ifsta->flags & IEEE80211_STA_BSSID_SET) ||
(!(ifsta->state == IEEE80211_IBSS_JOINED) &&
(!(ifsta->state == IEEE80211_STA_MLME_IBSS_JOINED) &&
!ieee80211_sta_active_ibss(sdata)))
ieee80211_sta_find_ibss(sdata, ifsta);
}

4
net/mac80211/wext.c
View file

@ -535,8 +535,8 @@ static int ieee80211_ioctl_giwap(struct net_device *dev,
sdata = IEEE80211_DEV_TO_SUB_IF(dev);
if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
if (sdata->u.sta.state == IEEE80211_ASSOCIATED ||
sdata->u.sta.state == IEEE80211_IBSS_JOINED) {
if (sdata->u.sta.state == IEEE80211_STA_MLME_ASSOCIATED ||
sdata->u.sta.state == IEEE80211_STA_MLME_IBSS_JOINED) {
ap_addr->sa_family = ARPHRD_ETHER;
memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
return 0;