diff options
| author | Damien Bergamini <damien@cvs.openbsd.org> | 2007-07-03 20:25:34 +0000 |
|---|---|---|
| committer | Damien Bergamini <damien@cvs.openbsd.org> | 2007-07-03 20:25:34 +0000 |
| commit | cace2ba154790fd3de5869905b8de59f1e3f6d52 (patch) | |
| tree | cf4671e5b6fb472c54e7cc98ed3991a108325398 /sys/net80211/ieee80211_node.c | |
| parent | f0ec217509a6f9cc784437cfcefa6844b07ad8e4 (diff) | |
maintain the traffic-indication (TIM) virtual bitmap by defining
a default ieee80211_set_tim() function that drivers can override
by setting ic_set_tim.
Diffstat (limited to 'sys/net80211/ieee80211_node.c')
| -rw-r--r-- | sys/net80211/ieee80211_node.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/sys/net80211/ieee80211_node.c b/sys/net80211/ieee80211_node.c index de4ee19c471..d8ef5c76e30 100644 --- a/sys/net80211/ieee80211_node.c +++ b/sys/net80211/ieee80211_node.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ieee80211_node.c,v 1.25 2007/07/02 16:46:44 damien Exp $ */ +/* $OpenBSD: ieee80211_node.c,v 1.26 2007/07/03 20:25:32 damien Exp $ */ /* $NetBSD: ieee80211_node.c,v 1.14 2004/05/09 09:18:47 dyoung Exp $ */ /*- @@ -81,6 +81,7 @@ struct ieee80211_node *ieee80211_alloc_node_helper(struct ieee80211com *); void ieee80211_node_cleanup(struct ieee80211com *, struct ieee80211_node *); void ieee80211_node_join_11g(struct ieee80211com *, struct ieee80211_node *); void ieee80211_node_leave_11g(struct ieee80211com *, struct ieee80211_node *); +void ieee80211_set_tim(struct ieee80211com *, int, int); #define M_80211_NODE M_DEVBUF @@ -118,8 +119,10 @@ ieee80211_node_attach(struct ifnet *ifp) if (ic->ic_tim_bitmap == NULL) { printf("%s: no memory for TIM bitmap!\n", __func__); ic->ic_tim_len = 0; - } else + } else { memset(ic->ic_tim_bitmap, 0, ic->ic_tim_len); + ic->ic_set_tim = ieee80211_set_tim; + } } } @@ -833,7 +836,7 @@ ieee80211_free_node(struct ieee80211com *ic, struct ieee80211_node *ni) ic->ic_nnodes--; if (!IF_IS_EMPTY(&ni->ni_savedq)) { IF_PURGE(&ni->ni_savedq); - if (ic->ic_set_tim) + if (ic->ic_set_tim != NULL) (*ic->ic_set_tim)(ic, ni->ni_associd, 0); } if (RB_EMPTY(&ic->ic_tree)) @@ -1139,6 +1142,15 @@ ieee80211_node_leave(struct ieee80211com *ic, struct ieee80211_node *ni) #endif } +void +ieee80211_set_tim(struct ieee80211com *ic, int aid, int set) +{ + if (set) + setbit(ic->ic_tim_bitmap, aid & ~0xc000); + else + clrbit(ic->ic_tim_bitmap, aid & ~0xc000); +} + /* * Compare nodes in the tree by lladdr */ |