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/*
* WPA Supplicant - PeerKey for Direct Link Setup (DLS)
* Copyright (c) 2006-2008, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef PEERKEY_H
#define PEERKEY_H
#define PEERKEY_MAX_IE_LEN 80
struct wpa_peerkey {
struct wpa_peerkey *next;
int initiator; /* whether this end was initator for SMK handshake */
u8 addr[ETH_ALEN]; /* other end MAC address */
u8 inonce[WPA_NONCE_LEN]; /* Initiator Nonce */
u8 pnonce[WPA_NONCE_LEN]; /* Peer Nonce */
u8 rsnie_i[PEERKEY_MAX_IE_LEN]; /* Initiator RSN IE */
size_t rsnie_i_len;
u8 rsnie_p[PEERKEY_MAX_IE_LEN]; /* Peer RSN IE */
size_t rsnie_p_len;
u8 smk[PMK_LEN];
int smk_complete;
u8 smkid[PMKID_LEN];
u32 lifetime;
os_time_t expiration;
int cipher; /* Selected cipher (WPA_CIPHER_*) */
u8 replay_counter[WPA_REPLAY_COUNTER_LEN];
int replay_counter_set;
int use_sha256; /* whether AKMP indicate SHA256-based derivations */
struct wpa_ptk stk, tstk;
int stk_set, tstk_set;
};
#ifdef CONFIG_PEERKEY
int peerkey_verify_eapol_key_mic(struct wpa_sm *sm,
struct wpa_peerkey *peerkey,
struct wpa_eapol_key *key, u16 ver,
const u8 *buf, size_t len);
void peerkey_rx_eapol_4way(struct wpa_sm *sm, struct wpa_peerkey *peerkey,
struct wpa_eapol_key *key, u16 key_info, u16 ver);
void peerkey_rx_eapol_smk(struct wpa_sm *sm, const u8 *src_addr,
struct wpa_eapol_key *key, size_t extra_len,
u16 key_info, u16 ver);
void peerkey_deinit(struct wpa_sm *sm);
#else /* CONFIG_PEERKEY */
static inline int
peerkey_verify_eapol_key_mic(struct wpa_sm *sm,
struct wpa_peerkey *peerkey,
struct wpa_eapol_key *key, u16 ver,
const u8 *buf, size_t len)
{
return -1;
}
static inline void
peerkey_rx_eapol_4way(struct wpa_sm *sm, struct wpa_peerkey *peerkey,
struct wpa_eapol_key *key, u16 key_info, u16 ver)
{
}
static inline void
peerkey_rx_eapol_smk(struct wpa_sm *sm, const u8 *src_addr,
struct wpa_eapol_key *key, size_t extra_len,
u16 key_info, u16 ver)
{
}
static inline void peerkey_deinit(struct wpa_sm *sm)
{
}
#endif /* CONFIG_PEERKEY */
#endif /* PEERKEY_H */