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Fixed non-HT (and GF, 20 MHz) counting

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Must not count the same STA multiple times if it reassociates back to
the same AP without the old STA entry being removed.
This commit is contained in:
Jouni Malinen 2008-12-02 14:32:05 +02:00 committed by Jouni Malinen
parent 08bec36178
commit e8ff1e594e
3 changed files with 28 additions and 11 deletions
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3
hostapd/ap.h
View file

@ -56,6 +56,9 @@ struct sta_info {
unsigned int nonerp_set:1;
unsigned int no_short_slot_time_set:1;
unsigned int no_short_preamble_set:1;
unsigned int no_ht_gf_set:1;
unsigned int no_ht_set:1;
unsigned int ht_20mhz_set:1;
u16 auth_alg;
u8 previous_ap[6];

15
hostapd/ieee802_11.c
View file

@ -980,21 +980,30 @@ static void handle_assoc(struct hostapd_data *hapd,
wpa_printf(MSG_DEBUG, "HT: STA " MACSTR " HT Capabilities "
"Info: 0x%04x", MAC2STR(sta->addr), ht_capab);
if ((ht_capab & HT_CAP_INFO_GREEN_FIELD) == 0) {
hapd->iface->num_sta_ht_no_gf++;
if (!sta->no_ht_gf_set) {
sta->no_ht_gf_set = 1;
hapd->iface->num_sta_ht_no_gf++;
}
wpa_printf(MSG_DEBUG, "%s STA " MACSTR " - no "
"greenfield, num of non-gf stations %d",
__func__, MAC2STR(sta->addr),
hapd->iface->num_sta_ht_no_gf);
}
if ((ht_capab & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) == 0) {
hapd->iface->num_sta_ht_20mhz++;
if (!sta->ht_20mhz_set) {
sta->ht_20mhz_set = 1;
hapd->iface->num_sta_ht_20mhz++;
}
wpa_printf(MSG_DEBUG, "%s STA " MACSTR " - 20 MHz HT, "
"num of 20MHz HT STAs %d",
__func__, MAC2STR(sta->addr),
hapd->iface->num_sta_ht_20mhz);
}
} else {
hapd->iface->num_sta_no_ht++;
if (!sta->no_ht_set) {
sta->no_ht_set = 1;
hapd->iface->num_sta_no_ht++;
}
if (hapd->iconf->ieee80211n) {
wpa_printf(MSG_DEBUG, "%s STA " MACSTR
" - no HT, num of non-HT stations %d",

21
hostapd/sta_info.c
View file

@ -155,15 +155,20 @@ void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta)
}
#ifdef CONFIG_IEEE80211N
if (sta->flags & WLAN_STA_HT) {
u16 ht_capab = le_to_host16(
sta->ht_capabilities.data.capabilities_info);
if ((ht_capab & HT_CAP_INFO_GREEN_FIELD) == 0)
hapd->iface->num_sta_ht_no_gf--;
if ((ht_capab & HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET) == 0)
hapd->iface->num_sta_ht_20mhz--;
} else
if (sta->no_ht_gf_set) {
sta->no_ht_gf_set = 0;
hapd->iface->num_sta_ht_no_gf--;
}
if (sta->no_ht_set) {
sta->no_ht_set = 0;
hapd->iface->num_sta_no_ht--;
}
if (sta->ht_20mhz_set) {
sta->ht_20mhz_set = 0;
hapd->iface->num_sta_ht_20mhz--;
}
if (hostapd_ht_operation_update(hapd->iface) > 0)
set_beacon++;