in hostap mode, notify drivers via a new callback when a STA leaves

the BSS. this is needed by drivers that need to maintain a hardware
table of associated STAs (like ral(4) RT2860).

idea from Nathanael Rensen

diff --git a/sys/net80211/ieee80211_node.c b/sys/net80211/ieee80211_node.c
index b3c4835..8ea9c0a 100644 (file)
--- a/sys/net80211/ieee80211_node.c
+++ b/sys/net80211/ieee80211_node.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ieee80211_node.c,v 1.60 2010/06/19 08:33:50 damien Exp $      */
+/*     $OpenBSD: ieee80211_node.c,v 1.61 2010/07/19 18:53:52 damien Exp $      */
 /*     $NetBSD: ieee80211_node.c,v 1.14 2004/05/09 09:18:47 dyoung Exp $       */
 
 /*-
@@ -1524,6 +1524,9 @@ ieee80211_node_leave(struct ieee80211com *ic, struct ieee80211_node *ni)
                ieee80211_node_leave_ht(ic, ni);
 #endif
 
+       if (ic->ic_node_leave != NULL)
+               (*ic->ic_node_leave)(ic, ni);
+
        IEEE80211_AID_CLR(ni->ni_associd, ic->ic_aid_bitmap);
        ni->ni_associd = 0;
        ieee80211_node_newstate(ni, IEEE80211_STA_COLLECT);

diff --git a/sys/net80211/ieee80211_var.h b/sys/net80211/ieee80211_var.h
index e5154e1..ba218df 100644 (file)
--- a/sys/net80211/ieee80211_var.h
+++ b/sys/net80211/ieee80211_var.h
@@ -1,4 +1,4 @@
-/*     $OpenBSD: ieee80211_var.h,v 1.60 2009/05/19 16:09:02 damien Exp $       */
+/*     $OpenBSD: ieee80211_var.h,v 1.61 2010/07/19 18:53:52 damien Exp $       */
 /*     $NetBSD: ieee80211_var.h,v 1.7 2004/05/06 03:07:10 dyoung Exp $ */
 
 /*-
@@ -202,6 +202,8 @@ struct ieee80211com {
                                    enum ieee80211_state, int);
        void                    (*ic_newassoc)(struct ieee80211com *,
                                    struct ieee80211_node *, int);
+       void                    (*ic_node_leave)(struct ieee80211com *,
+                                   struct ieee80211_node *);
        void                    (*ic_updateslot)(struct ieee80211com *);
        void                    (*ic_updateedca)(struct ieee80211com *);
        void                    (*ic_set_tim)(struct ieee80211com *, int, int);