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mac80211: implement RANN processing and forwarding

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Process the RANN (Root Annoucement) Frame and try to find the HWMP
root station by sending a PREQ.

Signed-off-by: Rui Paulo <rpaulo@gmail.com>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Reviewed-by: Andrey Yurovsky <andrey@cozybit.com>
Tested-by: Brian Cavagnolo <brian@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Rui Paulo
2009-11-11 00:01:31 +00:00
committed by John W. Linville
parent 41a2617064
commit 90a5e16992
4 changed files with 91 additions and 8 deletions
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15
include/linux/ieee80211.h
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@ -554,6 +554,20 @@ struct ieee80211_tim_ie {
u8 virtual_map[1];
} __attribute__ ((packed));
/**
* struct ieee80211_rann_ie
*
* This structure refers to "Root Announcement information element"
*/
struct ieee80211_rann_ie {
u8 rann_flags;
u8 rann_hopcount;
u8 rann_ttl;
u8 rann_addr[6];
u32 rann_seq;
u32 rann_metric;
} __attribute__ ((packed));
#define WLAN_SA_QUERY_TR_ID_LEN 2
struct ieee80211_mgmt {
@ -1070,6 +1084,7 @@ enum ieee80211_eid {
WLAN_EID_PREQ = 68,
WLAN_EID_PREP = 69,
WLAN_EID_PERR = 70,
WLAN_EID_RANN = 49, /* compatible with FreeBSD */
/* 802.11h */
WLAN_EID_PWR_CONSTRAINT = 32,
WLAN_EID_PWR_CAPABILITY = 33,