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mac80211: send notification on new peer candidate for our secure mesh

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Also, advertise support for mesh authentication.

Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Javier Cardona 2011-04-07 15:08:35 -07:00 committed by John W. Linville
parent c93b5e717e
commit 1570ca5927
4 changed files with 21 additions and 9 deletions
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5
net/mac80211/main.c
View File

@ -762,6 +762,11 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
local->hw.wiphy->interface_modes &= ~BIT(NL80211_IFTYPE_MESH_POINT);
#endif
/* if the underlying driver supports mesh, mac80211 will (at least)
* provide routing of mesh authentication frames to userspace */
if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_MESH_POINT))
local->hw.wiphy->flags |= WIPHY_FLAG_MESH_AUTH;
/* mac80211 supports control port protocol changing */
local->hw.wiphy->flags |= WIPHY_FLAG_CONTROL_PORT_PROTOCOL;

4
net/mac80211/mesh.c
View File

@ -590,9 +590,7 @@ static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
if (elems.mesh_id && elems.mesh_config &&
mesh_matches_local(&elems, sdata)) {
supp_rates = ieee80211_sta_get_rates(local, &elems, band);
mesh_neighbour_update(mgmt->sa, supp_rates, sdata,
mesh_peer_accepts_plinks(&elems));
mesh_neighbour_update(mgmt->sa, supp_rates, sdata, &elems);
}
}

3
net/mac80211/mesh.h
View File

@ -226,7 +226,8 @@ void mesh_rx_path_sel_frame(struct ieee80211_sub_if_data *sdata,
int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata);
/* Mesh plinks */
void mesh_neighbour_update(u8 *hw_addr, u32 rates,
struct ieee80211_sub_if_data *sdata, bool add);
struct ieee80211_sub_if_data *sdata,
struct ieee802_11_elems *ie);
bool mesh_peer_accepts_plinks(struct ieee802_11_elems *ie);
void mesh_accept_plinks_update(struct ieee80211_sub_if_data *sdata);
void mesh_plink_broken(struct sta_info *sta);

18
net/mac80211/mesh_plink.c
View File

@ -237,8 +237,9 @@ static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata,
return 0;
}
void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data *sdata,
bool peer_accepting_plinks)
void mesh_neighbour_update(u8 *hw_addr, u32 rates,
struct ieee80211_sub_if_data *sdata,
struct ieee802_11_elems *elems)
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
@ -248,8 +249,14 @@ void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data
sta = sta_info_get(sdata, hw_addr);
if (!sta) {
rcu_read_unlock();
sta = mesh_plink_alloc(sdata, hw_addr, rates);
/* Userspace handles peer allocation when security is enabled
* */
if (sdata->u.mesh.is_secure)
cfg80211_notify_new_peer_candidate(sdata->dev, hw_addr,
elems->ie_start, elems->total_len,
GFP_KERNEL);
else
sta = mesh_plink_alloc(sdata, hw_addr, rates);
if (!sta)
return;
if (sta_info_insert_rcu(sta)) {
@ -260,7 +267,8 @@ void mesh_neighbour_update(u8 *hw_addr, u32 rates, struct ieee80211_sub_if_data
sta->last_rx = jiffies;
sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
if (peer_accepting_plinks && sta->plink_state == PLINK_LISTEN &&
if (mesh_peer_accepts_plinks(elems) &&
sta->plink_state == PLINK_LISTEN &&
sdata->u.mesh.accepting_plinks &&
sdata->u.mesh.mshcfg.auto_open_plinks)
mesh_plink_open(sta);