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P2P: Filter Probe Request frames based on DA and BSSID in Listen state

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Only accept Probe Request frames that have a Wildcard BSSID and a
destination address that matches with our P2P Device Address or is the
broadcast address per P2P specification 3.1.2.1.1.
This commit is contained in:
Jouni Malinen 2011-07-15 20:25:53 +03:00
parent 15f0961447
commit 04a85e4401
15 changed files with 72 additions and 22 deletions
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8
src/ap/hostapd.h
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@ -31,7 +31,8 @@ enum wps_event;
union wps_event_data;
struct hostapd_probereq_cb {
int (*cb)(void *ctx, const u8 *sa, const u8 *ie, size_t ie_len);
int (*cb)(void *ctx, const u8 *sa, const u8 *da, const u8 *bssid,
const u8 *ie, size_t ie_len);
void *ctx;
};
@ -247,6 +248,7 @@ void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
/* utils.c */
int hostapd_register_probereq_cb(struct hostapd_data *hapd,
int (*cb)(void *ctx, const u8 *sa,
const u8 *da, const u8 *bssid,
const u8 *ie, size_t ie_len),
void *ctx);
void hostapd_prune_associations(struct hostapd_data *hapd, const u8 *addr);
@ -256,7 +258,7 @@ int hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
const u8 *ie, size_t ielen, int reassoc);
void hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr);
void hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr);
int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa,
const u8 *ie, size_t ie_len);
int hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da,
const u8 *bssid, const u8 *ie, size_t ie_len);
#endif /* HOSTAPD_H */