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mac80211: mesh data structures and first mesh changes

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Includes integration in struct sta_info of mesh peer link elements, previously
on their own mesh peer link table.

Signed-off-by: Luis Carlos Cobo <luisca@cozybit.com>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis Carlos Cobo
2008-02-23 15:17:11 +01:00
committed by John W. Linville
parent 33b64eb2b1
commit ee3858551a
10 changed files with 394 additions and 50 deletions
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51
net/mac80211/util.c
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@@ -26,6 +26,9 @@
#include "ieee80211_i.h"
#include "ieee80211_rate.h"
#ifdef CONFIG_MAC80211_MESH
#include "mesh.h"
#endif
#include "wme.h"
/* privid for wiphys to determine whether they belong to us or not */
@@ -146,6 +149,26 @@ int ieee80211_get_hdrlen_from_skb(const struct sk_buff *skb)
}
EXPORT_SYMBOL(ieee80211_get_hdrlen_from_skb);
#ifdef CONFIG_MAC80211_MESH
int ieee80211_get_mesh_hdrlen(struct ieee80211s_hdr *meshhdr)
{
int ae = meshhdr->flags & IEEE80211S_FLAGS_AE;
/* 7.1.3.5a.2 */
switch (ae) {
case 0:
return 5;
case 1:
return 11;
case 2:
return 17;
case 3:
return 23;
default:
return 5;
}
}
#endif
void ieee80211_tx_set_iswep(struct ieee80211_txrx_data *tx)
{
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) tx->skb->data;
@@ -395,3 +418,31 @@ void ieee80211_iterate_active_interfaces(
rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces);
#ifdef CONFIG_MAC80211_MESH
/**
* ieee80211_new_mesh_header - create a new mesh header
* @meshhdr: uninitialized mesh header
* @sdata: mesh interface to be used
*
* Return the header length.
*/
int ieee80211_new_mesh_header(struct ieee80211s_hdr *meshhdr,
struct ieee80211_sub_if_data *sdata)
{
meshhdr->flags = 0;
meshhdr->ttl = sdata->u.sta.mshcfg.dot11MeshTTL;
meshhdr->seqnum[0] = sdata->u.sta.mesh_seqnum[0]++;
meshhdr->seqnum[1] = sdata->u.sta.mesh_seqnum[1];
meshhdr->seqnum[2] = sdata->u.sta.mesh_seqnum[2];
if (sdata->u.sta.mesh_seqnum[0] == 0) {
sdata->u.sta.mesh_seqnum[1]++;
if (sdata->u.sta.mesh_seqnum[1] == 0)
sdata->u.sta.mesh_seqnum[2]++;
}
return 5;
}
#endif