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AP: Add Neighbor Discovery snooping mechanism for Proxy ARP

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This commit establishes the infrastructure, and handles the Neighbor
Solicitation and Neighbor Advertisement frames. This will be extended
in the future to handle other frames.

Signed-off-by: Kyeyoon Park <kyeyoonp@qca.qualcomm.com>
This commit is contained in:
Kyeyoon Park 2014-10-31 23:33:41 -07:00 • committed by Jouni Malinen
parent 5c58944d08
commit bd00c4311c
8 changed files with 217 additions and 0 deletions
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4
src/ap/sta_info.h
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@ -14,6 +14,8 @@
#include "common/defs.h"
#endif /* CONFIG_MESH */
#include "list.h"
/* STA flags */
#define WLAN_STA_AUTH BIT(0)
#define WLAN_STA_ASSOC BIT(1)
@ -47,6 +49,7 @@ struct sta_info {
struct sta_info *hnext; /* next entry in hash table list */
u8 addr[6];
be32 ipaddr;
struct dl_list ip6addr; /* list head for struct ip6addr */
u16 aid; /* STA's unique AID (1 .. 2007) or 0 if not yet assigned */
u32 flags; /* Bitfield of WLAN_STA_* */
u16 capability;
@ -193,6 +196,7 @@ struct sta_info * ap_get_sta(struct hostapd_data *hapd, const u8 *sta);
struct sta_info * ap_get_sta_p2p(struct hostapd_data *hapd, const u8 *addr);
void ap_sta_hash_add(struct hostapd_data *hapd, struct sta_info *sta);
void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta);
void ap_sta_ip6addr_del(struct hostapd_data *hapd, struct sta_info *sta);
void hostapd_free_stas(struct hostapd_data *hapd);
void ap_handle_timer(void *eloop_ctx, void *timeout_ctx);
void ap_sta_replenish_timeout(struct hostapd_data *hapd, struct sta_info *sta,