[PATCH] ieee80211: Type-o, capbility definition for QoS, and ERP parsing

tree 3ac0dd07b9972dfd68fee47ec2152d3d378de000
parent 9ada1d971d9829c34a14d98840080b7e69fdff6b
author Mohamed Abbad <mohamed.abbas@intel.com> 1126054379 -0500
committer James Ketrenos <jketreno@linux.intel.com> 1127314340 -0500

Type-o, capbility definition for QoS, and ERP parsing

Added WLAN_CAPABILITY_QOS
Fixed type-o WLAN_CAPABILITY_OSSS_OFDM -> WLAN_CAPABILITY_DSSS_OFDM
Added ERP IE parsing to ieee80211_rx
Added handle_probe_request callback.

Signed-off-by: James Ketrenos <jketreno@linux.intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

include/net/ieee80211.h

@@ -225,8 +225,9 @@ struct ieee80211_snap_hdr {
 #define WLAN_CAPABILITY_PBCC (1<<6)
 #define WLAN_CAPABILITY_CHANNEL_AGILITY (1<<7)
 #define WLAN_CAPABILITY_SPECTRUM_MGMT (1<<8)
+#define WLAN_CAPABILITY_QOS (1<<9)
 #define WLAN_CAPABILITY_SHORT_SLOT_TIME (1<<10)
-#define WLAN_CAPABILITY_OSSS_OFDM (1<<13)
+#define WLAN_CAPABILITY_DSSS_OFDM (1<<13)
 
 /* Status codes */
 enum ieee80211_statuscode {
@@ -756,6 +757,7 @@ struct ieee80211_network {
 	u16 beacon_interval;
 	u16 listen_interval;
 	u16 atim_window;
+	u8 erp_value;
 	u8 wpa_ie[MAX_WPA_IE_LEN];
 	size_t wpa_ie_len;
 	u8 rsn_ie[MAX_WPA_IE_LEN];
@@ -910,6 +912,9 @@ struct ieee80211_device {
 	int (*handle_probe_response) (struct net_device * dev,
 				      struct ieee80211_probe_response * resp,
 				      struct ieee80211_network * network);
+	int (*handle_probe_request) (struct net_device * dev,
+				     struct ieee80211_probe_request * req,
+				     struct ieee80211_rx_stats * stats);
 	int (*handle_assoc_response) (struct net_device * dev,
 				      struct ieee80211_assoc_response * resp,
 				      struct ieee80211_network * network);

net/ieee80211/ieee80211_rx.c

@@ -1065,6 +1065,8 @@ static inline int ieee80211_network_init(struct ieee80211_device *ieee, struct i
 	network->ssid_len = 0;
 	network->flags = 0;
 	network->atim_window = 0;
+	network->erp_value = (network->capability & WLAN_CAPABILITY_IBSS) ?
+		0x3 : 0x0;
 
 	if (stats->freq == IEEE80211_52GHZ_BAND) {
 		/* for A band (No DS info) */
@@ -1178,8 +1180,16 @@ static inline int ieee80211_network_init(struct ieee80211_device *ieee, struct i
 			IEEE80211_DEBUG_SCAN("MFIE_TYPE_TIM: ignored\n");
 			break;
 
+		case MFIE_TYPE_ERP_INFO:
+			network->erp_value = info_element->data[0];
+			IEEE80211_DEBUG_SCAN("MFIE_TYPE_ERP_SET: %d\n",
+					     network->erp_value);
+			break;
+
 		case MFIE_TYPE_IBSS_SET:
-			IEEE80211_DEBUG_SCAN("MFIE_TYPE_IBSS_SET: ignored\n");
+			network->atim_window = info_element->data[0];
+			IEEE80211_DEBUG_SCAN("MFIE_TYPE_IBSS_SET: %d\n",
+					     network->atim_window);
 			break;
 
 		case MFIE_TYPE_CHALLENGE:
@@ -1290,6 +1300,7 @@ static inline void update_network(struct ieee80211_network *dst,
 	dst->beacon_interval = src->beacon_interval;
 	dst->listen_interval = src->listen_interval;
 	dst->atim_window = src->atim_window;
+	dst->erp_value = src->erp_value;
 
 	memcpy(dst->wpa_ie, src->wpa_ie, src->wpa_ie_len);
 	dst->wpa_ie_len = src->wpa_ie_len;
@@ -1471,6 +1482,18 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
 						       (header->frame_ctl)));
 		break;
 
+	case IEEE80211_STYPE_PROBE_REQ:
+		IEEE80211_DEBUG_MGMT("recieved auth (%d)\n",
+				     WLAN_FC_GET_STYPE(le16_to_cpu
+						       (header->frame_ctl)));
+
+		if (ieee->handle_probe_request != NULL)
+			ieee->handle_probe_request(ieee->dev,
+						   (struct
+						    ieee80211_probe_request *)
+						   header, stats);
+		break;
+
 	case IEEE80211_STYPE_PROBE_RESP:
 		IEEE80211_DEBUG_MGMT("received PROBE RESPONSE (%d)\n",
 				     WLAN_FC_GET_STYPE(le16_to_cpu