From 9baac9c54bbefc2195260c4d1108f9fa30ccd4bc Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 14 Nov 2008 23:35:03 +0000 Subject: [PATCH] madwifi: add iwpriv for setting the maximum number of associated clients (ap mode) SVN-Revision: 13207 --- package/madwifi/patches/387-maxassoc.patch | 85 +++++++++++++++++++ .../madwifi/patches/401-changeset_r3602.patch | 2 +- .../madwifi/patches/403-changeset_r3605.patch | 4 +- 3 files changed, 88 insertions(+), 3 deletions(-) create mode 100644 package/madwifi/patches/387-maxassoc.patch diff --git a/package/madwifi/patches/387-maxassoc.patch b/package/madwifi/patches/387-maxassoc.patch new file mode 100644 index 00000000000..1dc788e7d16 --- /dev/null +++ b/package/madwifi/patches/387-maxassoc.patch @@ -0,0 +1,85 @@ +--- 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 +@@ -4017,7 +4017,26 @@ 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) diff --git a/package/madwifi/patches/401-changeset_r3602.patch b/package/madwifi/patches/401-changeset_r3602.patch index 0b31d6e57c0..2a235e0cf8e 100644 --- a/package/madwifi/patches/401-changeset_r3602.patch +++ b/package/madwifi/patches/401-changeset_r3602.patch @@ -1,6 +1,6 @@ --- a/net80211/ieee80211_linux.h +++ b/net80211/ieee80211_linux.h -@@ -341,6 +341,8 @@ typedef spinlock_t acl_lock_t; +@@ -340,6 +340,8 @@ typedef spinlock_t acl_lock_t; /* __skb_append got a third parameter in 2.6.14 */ #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,14) #define __skb_append(a,b,c) __skb_append(a, b) diff --git a/package/madwifi/patches/403-changeset_r3605.patch b/package/madwifi/patches/403-changeset_r3605.patch index 2cf28d73782..4c2cd27f00a 100644 --- a/package/madwifi/patches/403-changeset_r3605.patch +++ b/package/madwifi/patches/403-changeset_r3605.patch @@ -16,7 +16,7 @@ #endif /* _ATH_COMPAT_H_ */ --- a/net80211/ieee80211_linux.h +++ b/net80211/ieee80211_linux.h -@@ -338,13 +338,6 @@ typedef spinlock_t acl_lock_t; +@@ -337,13 +337,6 @@ typedef spinlock_t acl_lock_t; #define ACL_LOCK_CHECK(_as) #endif @@ -30,7 +30,7 @@ /* * Per-node power-save queue definitions. Beware of control * flow with IEEE80211_NODE_SAVEQ_LOCK/IEEE80211_NODE_SAVEQ_UNLOCK. -@@ -388,16 +381,16 @@ typedef spinlock_t acl_lock_t; +@@ -387,16 +380,16 @@ typedef spinlock_t acl_lock_t; _skb = __skb_dequeue(&(_ni)->ni_savedq); \ (_qlen) = skb_queue_len(&(_ni)->ni_savedq); \ } while (0) -- 2.30.2