You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
86 lines
2.8 KiB
Diff
86 lines
2.8 KiB
Diff
--- a/net80211/ieee80211_var.h
|
|
+++ b/net80211/ieee80211_var.h
|
|
@@ -198,6 +198,7 @@ struct ieee80211vap {
|
|
u_int32_t iv_debug; /* debug msg flags */
|
|
struct ieee80211_stats iv_stats; /* statistics */
|
|
|
|
+ int iv_max_nodes;
|
|
int iv_monitor_nods_only; /* in monitor mode only nods traffic */
|
|
int iv_monitor_txf_len; /* in monitor mode, truncate tx packets */
|
|
int iv_monitor_phy_errors; /* in monitor mode, accept phy errors */
|
|
--- a/net80211/ieee80211_ioctl.h
|
|
+++ b/net80211/ieee80211_ioctl.h
|
|
@@ -650,6 +650,7 @@ enum {
|
|
IEEE80211_PARAM_RSSI_DIS_THR = 80, /* rssi threshold for disconnection */
|
|
IEEE80211_PARAM_RSSI_DIS_COUNT = 81, /* counter for rssi threshold */
|
|
IEEE80211_PARAM_WDS_SEP = 82, /* move wds stations into separate interfaces */
|
|
+ IEEE80211_PARAM_MAXASSOC = 83, /* maximum associated stations */
|
|
};
|
|
|
|
#define SIOCG80211STATS (SIOCDEVPRIVATE+2)
|
|
--- a/net80211/ieee80211_wireless.c
|
|
+++ b/net80211/ieee80211_wireless.c
|
|
@@ -2875,6 +2875,12 @@ ieee80211_ioctl_setparam(struct net_devi
|
|
else
|
|
vap->iv_flags_ext &= ~IEEE80211_FEXT_WDSSEP;
|
|
break;
|
|
+ case IEEE80211_PARAM_MAXASSOC:
|
|
+ if (vap->iv_opmode != IEEE80211_M_HOSTAP)
|
|
+ retv = -EINVAL;
|
|
+ else
|
|
+ vap->iv_max_nodes = value;
|
|
+ break;
|
|
#ifdef ATH_REVERSE_ENGINEERING
|
|
case IEEE80211_PARAM_DUMPREGS:
|
|
ieee80211_dump_registers(dev, info, w, extra);
|
|
@@ -3234,6 +3240,9 @@ ieee80211_ioctl_getparam(struct net_devi
|
|
case IEEE80211_PARAM_WDS_SEP:
|
|
param[0] = !!(vap->iv_flags_ext & IEEE80211_FEXT_WDSSEP);
|
|
break;
|
|
+ case IEEE80211_PARAM_MAXASSOC:
|
|
+ param[0] = vap->iv_max_nodes;
|
|
+ break;
|
|
default:
|
|
return -EOPNOTSUPP;
|
|
}
|
|
@@ -5789,6 +5798,10 @@ static const struct iw_priv_args ieee802
|
|
IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wdssep"},
|
|
{ IEEE80211_PARAM_WDS_SEP,
|
|
0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_wdssep"},
|
|
+ { IEEE80211_PARAM_MAXASSOC,
|
|
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maxassoc"},
|
|
+ { IEEE80211_PARAM_MAXASSOC,
|
|
+ 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_maxassoc"},
|
|
|
|
#ifdef ATH_REVERSE_ENGINEERING
|
|
/*
|
|
--- a/net80211/ieee80211_input.c
|
|
+++ b/net80211/ieee80211_input.c
|
|
@@ -4020,7 +4020,26 @@ ieee80211_recv_mgmt(struct ieee80211vap
|
|
vap->iv_stats.is_rx_assoc_norate++;
|
|
return;
|
|
}
|
|
+ if (vap->iv_max_nodes > 0) {
|
|
+ unsigned int active_nodes = 0;
|
|
+ struct ieee80211_node *tni;
|
|
|
|
+ IEEE80211_NODE_TABLE_LOCK_IRQ(&ic->ic_sta);
|
|
+ TAILQ_FOREACH(tni, &ic->ic_sta.nt_node, ni_list) {
|
|
+ if (tni->ni_vap != vap)
|
|
+ continue;
|
|
+ if (tni->ni_associd == 0)
|
|
+ continue;
|
|
+ active_nodes++;
|
|
+ }
|
|
+ IEEE80211_NODE_TABLE_UNLOCK_IRQ(&ic->ic_sta);
|
|
+
|
|
+ if (active_nodes >= vap->iv_max_nodes) {
|
|
+ /* too many nodes connected */
|
|
+ ieee80211_node_leave(ni);
|
|
+ return;
|
|
+ }
|
|
+ }
|
|
if (ni->ni_associd != 0 &&
|
|
IEEE80211_IS_CHAN_ANYG(ic->ic_bsschan)) {
|
|
if ((ni->ni_capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
|