ibss_rsn.h

/*
 * wpa_supplicant - IBSS RSN
 * Copyright (c) 2009, Jouni Malinen <j@w1.fi>
 *
 * This software may be distributed under the terms of the BSD license.
 * See README for more details.
 */

#ifndef IBSS_RSN_H
#define IBSS_RSN_H

struct ibss_rsn;

/* not authenticated */
#define IBSS_RSN_AUTH_NOT_AUTHENTICATED 0x00
/* remote peer sent an EAPOL message */
#define IBSS_RSN_AUTH_EAPOL_BY_PEER 0x01
/* we sent an AUTH message with seq 1 */
#define IBSS_RSN_AUTH_BY_US     0x02
/* we sent an EAPOL message */
#define IBSS_RSN_AUTH_EAPOL_BY_US   0x04
/* PTK derived as supplicant */
#define IBSS_RSN_SET_PTK_SUPP       0x08
/* PTK derived as authenticator */
#define IBSS_RSN_SET_PTK_AUTH       0x10
/* PTK completion reported */
#define IBSS_RSN_REPORTED_PTK       0x20

struct ibss_rsn_peer {
    struct ibss_rsn_peer *next;
    struct ibss_rsn *ibss_rsn;

    u8 addr[ETH_ALEN];

    struct wpa_sm *supp;
    enum wpa_states supp_state;
    u8 supp_ie[80];
    size_t supp_ie_len;

    struct wpa_state_machine *auth;
    int authentication_status;

    struct os_reltime own_auth_tx;
};

struct ibss_rsn {
    struct wpa_supplicant *wpa_s;
    struct wpa_authenticator *auth_group;
    struct ibss_rsn_peer *peers;
    u8 psk[PMK_LEN];
};


struct ibss_rsn * ibss_rsn_init(struct wpa_supplicant *wpa_s,
                struct wpa_ssid *ssid);
void ibss_rsn_deinit(struct ibss_rsn *ibss_rsn);
int ibss_rsn_start(struct ibss_rsn *ibss_rsn, const u8 *addr);
void ibss_rsn_stop(struct ibss_rsn *ibss_rsn, const u8 *peermac);
int ibss_rsn_rx_eapol(struct ibss_rsn *ibss_rsn, const u8 *src_addr,
              const u8 *buf, size_t len);
void ibss_rsn_set_psk(struct ibss_rsn *ibss_rsn, const u8 *psk);
void ibss_rsn_handle_auth(struct ibss_rsn *ibss_rsn, const u8 *auth_frame,
              size_t len);

#endif /* IBSS_RSN_H */