diff options
Diffstat (limited to 'net/ieee80211/softmac/ieee80211softmac_assoc.c')
| -rw-r--r-- | net/ieee80211/softmac/ieee80211softmac_assoc.c | 52 |
1 files changed, 41 insertions, 11 deletions
diff --git a/net/ieee80211/softmac/ieee80211softmac_assoc.c b/net/ieee80211/softmac/ieee80211softmac_assoc.c index 5e9a90651d04..589f6d2c548a 100644 --- a/net/ieee80211/softmac/ieee80211softmac_assoc.c +++ b/net/ieee80211/softmac/ieee80211softmac_assoc.c @@ -47,9 +47,7 @@ ieee80211softmac_assoc(struct ieee80211softmac_device *mac, struct ieee80211soft dprintk(KERN_INFO PFX "sent association request!\n"); - /* Change the state to associating */ spin_lock_irqsave(&mac->lock, flags); - mac->associnfo.associating = 1; mac->associated = 0; /* just to make sure */ /* Set a timer for timeout */ @@ -63,6 +61,7 @@ void ieee80211softmac_assoc_timeout(void *d) { struct ieee80211softmac_device *mac = (struct ieee80211softmac_device *)d; + struct ieee80211softmac_network *n; unsigned long flags; spin_lock_irqsave(&mac->lock, flags); @@ -75,11 +74,12 @@ ieee80211softmac_assoc_timeout(void *d) mac->associnfo.associating = 0; mac->associnfo.bssvalid = 0; mac->associated = 0; + + n = ieee80211softmac_get_network_by_bssid_locked(mac, mac->associnfo.bssid); spin_unlock_irqrestore(&mac->lock, flags); dprintk(KERN_INFO PFX "assoc request timed out!\n"); - /* FIXME: we need to know the network here. that requires a bit of restructuring */ - ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_TIMEOUT, NULL); + ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_TIMEOUT, n); } void @@ -96,7 +96,7 @@ ieee80211softmac_disassoc(struct ieee80211softmac_device *mac) mac->associated = 0; mac->associnfo.bssvalid = 0; mac->associnfo.associating = 0; - ieee80211softmac_init_txrates(mac); + ieee80211softmac_init_bss(mac); ieee80211softmac_call_events_locked(mac, IEEE80211SOFTMAC_EVENT_DISASSOCIATED, NULL); spin_unlock_irqrestore(&mac->lock, flags); } @@ -203,6 +203,10 @@ ieee80211softmac_assoc_work(void *d) if (mac->associated) ieee80211softmac_send_disassoc_req(mac, WLAN_REASON_DISASSOC_STA_HAS_LEFT); + spin_lock_irqsave(&mac->lock, flags); + mac->associnfo.associating = 1; + spin_unlock_irqrestore(&mac->lock, flags); + /* try to find the requested network in our list, if we found one already */ if (bssvalid || mac->associnfo.bssfixed) found = ieee80211softmac_get_network_by_bssid(mac, mac->associnfo.bssid); @@ -295,19 +299,32 @@ ieee80211softmac_assoc_work(void *d) memcpy(mac->associnfo.associate_essid.data, found->essid.data, IW_ESSID_MAX_SIZE + 1); /* we found a network! authenticate (if necessary) and associate to it. */ - if (!found->authenticated) { + if (found->authenticating) { + dprintk(KERN_INFO PFX "Already requested authentication, waiting...\n"); + if(!mac->associnfo.assoc_wait) { + mac->associnfo.assoc_wait = 1; + ieee80211softmac_notify_internal(mac, IEEE80211SOFTMAC_EVENT_ANY, found, ieee80211softmac_assoc_notify_auth, NULL, GFP_KERNEL); + } + return; + } + if (!found->authenticated && !found->authenticating) { /* This relies on the fact that _auth_req only queues the work, * otherwise adding the notification would be racy. */ if (!ieee80211softmac_auth_req(mac, found)) { - dprintk(KERN_INFO PFX "cannot associate without being authenticated, requested authentication\n"); - ieee80211softmac_notify_internal(mac, IEEE80211SOFTMAC_EVENT_ANY, found, ieee80211softmac_assoc_notify_auth, NULL, GFP_KERNEL); + if(!mac->associnfo.assoc_wait) { + dprintk(KERN_INFO PFX "Cannot associate without being authenticated, requested authentication\n"); + mac->associnfo.assoc_wait = 1; + ieee80211softmac_notify_internal(mac, IEEE80211SOFTMAC_EVENT_ANY, found, ieee80211softmac_assoc_notify_auth, NULL, GFP_KERNEL); + } } else { printkl(KERN_WARNING PFX "Not authenticated, but requesting authentication failed. Giving up to associate\n"); + mac->associnfo.assoc_wait = 0; ieee80211softmac_call_events(mac, IEEE80211SOFTMAC_EVENT_ASSOCIATE_FAILED, found); } return; } /* finally! now we can start associating */ + mac->associnfo.assoc_wait = 0; ieee80211softmac_assoc(mac, found); } @@ -317,11 +334,19 @@ ieee80211softmac_associated(struct ieee80211softmac_device *mac, struct ieee80211_assoc_response * resp, struct ieee80211softmac_network *net) { + u16 cap = le16_to_cpu(resp->capability); + u8 erp_value = net->erp_value; + mac->associnfo.associating = 0; - mac->associnfo.supported_rates = net->supported_rates; + mac->bssinfo.supported_rates = net->supported_rates; ieee80211softmac_recalc_txrates(mac); mac->associated = 1; + + mac->associnfo.short_preamble_available = + (cap & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0; + ieee80211softmac_process_erp(mac, erp_value); + if (mac->set_bssid_filter) mac->set_bssid_filter(mac->dev, net->bssid); memcpy(mac->ieee->bssid, net->bssid, ETH_ALEN); @@ -334,9 +359,9 @@ ieee80211softmac_associated(struct ieee80211softmac_device *mac, int ieee80211softmac_handle_assoc_response(struct net_device * dev, struct ieee80211_assoc_response * resp, - struct ieee80211_network * _ieee80211_network_do_not_use) + struct ieee80211_network * _ieee80211_network) { - /* NOTE: the network parameter has to be ignored by + /* NOTE: the network parameter has to be mostly ignored by * this code because it is the ieee80211's pointer * to the struct, not ours (we made a copy) */ @@ -368,6 +393,11 @@ ieee80211softmac_handle_assoc_response(struct net_device * dev, /* now that we know it was for us, we can cancel the timeout */ cancel_delayed_work(&mac->associnfo.timeout); + /* if the association response included an ERP IE, update our saved + * copy */ + if (_ieee80211_network->flags & NETWORK_HAS_ERP_VALUE) + network->erp_value = _ieee80211_network->erp_value; + switch (status) { case 0: dprintk(KERN_INFO PFX "associated!\n"); |
