[PATCH wireless-2.6 6/10] hostap: Clear station statistic on accounting start

[Jouni Malinen <jkmaline@xxxxxxxxx>]

From Gunter Burchardt <gbur@xxxxxxxxxxxxxxxxxxxxxxxxx>

Added new ioctl command for hostapd to clear station specific
accounting data when starting a new accounting session.

Signed-off-by: Jouni Malinen <jkmaline@xxxxxxxxx>

Index: jm-wireless-2.6/drivers/net/wireless/hostap/hostap_ap.c
===================================================================
--- jm-wireless-2.6.orig/drivers/net/wireless/hostap/hostap_ap.c        
2005-03-12 16:10:40.000000000 -0800
+++ jm-wireless-2.6/drivers/net/wireless/hostap/hostap_ap.c     2005-03-12 
16:10:56.000000000 -0800
@@ -2582,6 +2582,31 @@
 }
 
 
+static int prism2_hostapd_sta_clear_stats(struct ap_data *ap,
+                                         struct prism2_hostapd_param *param)
+{
+       struct sta_info *sta;
+       int rate;
+
+       spin_lock_bh(&ap->sta_table_lock);
+       sta = ap_get_sta(ap, param->sta_addr);
+       if (sta) {
+               sta->rx_packets = sta->tx_packets = 0;
+               sta->rx_bytes = sta->tx_bytes = 0;
+               for (rate = 0; rate < WLAN_RATE_COUNT; rate++) {
+                       sta->tx_count[rate] = 0;
+                       sta->rx_count[rate] = 0;
+               }
+       }
+       spin_unlock_bh(&ap->sta_table_lock);
+
+       if (!sta)
+               return -ENOENT;
+
+       return 0;
+}
+
+
 static int prism2_hostapd(struct ap_data *ap,
                          struct prism2_hostapd_param *param)
 {
@@ -2597,6 +2622,8 @@
                return prism2_hostapd_get_info_sta(ap, param);
        case PRISM2_HOSTAPD_SET_FLAGS_STA:
                return prism2_hostapd_set_flags_sta(ap, param);
+       case PRISM2_HOSTAPD_STA_CLEAR_STATS:
+               return prism2_hostapd_sta_clear_stats(ap, param);
        default:
                printk(KERN_WARNING "prism2_hostapd: unknown cmd=%d\n",
                       param->cmd);
Index: jm-wireless-2.6/drivers/net/wireless/hostap/hostap_common.h
===================================================================
--- jm-wireless-2.6.orig/drivers/net/wireless/hostap/hostap_common.h    
2005-03-12 16:10:40.000000000 -0800
+++ jm-wireless-2.6/drivers/net/wireless/hostap/hostap_common.h 2005-03-12 
16:10:56.000000000 -0800
@@ -482,6 +482,7 @@
        PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12,
        PRISM2_HOSTAPD_MLME = 13,
        PRISM2_HOSTAPD_SCAN_REQ = 14,
+       PRISM2_HOSTAPD_STA_CLEAR_STATS = 15,
 };
 
 #define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024



-- 
Jouni Malinen                                            PGP id EFC895FA