mac80211: cleanup mlme state namespace
authorTomas Winkler <tomas.winkler@intel.com>
Wed, 6 Aug 2008 11:22:01 +0000 (14:22 +0300)
committerJohn W. Linville <linville@tuxdriver.com>
Fri, 22 Aug 2008 20:29:59 +0000 (16:29 -0400)
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>
net/mac80211/ieee80211_i.h
net/mac80211/main.c
net/mac80211/mlme.c
net/mac80211/wext.c

index b5d3f58a7845dc9c69d58b982811a0eb2e5dca02..747814f319af03246002ede37dcd95c8f5962662 100644 (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;
index 819639486653a0303da420c7418b56bda7cb4ccf..398ca66bdfcb3dacce7a28b2fb12b97a969be0e0 100644 (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);
                /*
index ae5a5cbabae34c815901a71ac017ed1964dc3492..f05519d1c2c64f45009f76538c71ac8b3ebd8918 100644 (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);
        }
index 735daa355c37f86e85395d0fbab441d07b3f0f44..beae664ab4801eff2204b75cb404367f414a33d4 100644 (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;